CN109191815A - A kind of wireless auxiliary contact transfer device and method - Google Patents
A kind of wireless auxiliary contact transfer device and method Download PDFInfo
- Publication number
- CN109191815A CN109191815A CN201810936743.8A CN201810936743A CN109191815A CN 109191815 A CN109191815 A CN 109191815A CN 201810936743 A CN201810936743 A CN 201810936743A CN 109191815 A CN109191815 A CN 109191815A
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- CN
- China
- Prior art keywords
- auxiliary contact
- auxiliary
- wireless
- signal
- sender unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/10—Monitoring; Testing of transmitters
- H04B17/15—Performance testing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/20—Monitoring; Testing of receivers
- H04B17/29—Performance testing
Abstract
The invention discloses a kind of wireless auxiliary contact transfer device and methods, it is received and auxiliary contact output device and the detection of multiple auxiliary contacts and sender unit including at least one signal, auxiliary contact detection and sender unit and signal are received and are wirelessly communicated between auxiliary contact output device, auxiliary contact detection is arranged in each position for needing to acquire auxiliary contact with sender unit, and closure or separated position that the auxiliary contact that transmits as needed is current, by p-wire by each auxiliary contact detect and sender unit on auxiliary contact calibrating terminal access signal receive on different calibrating terminal corresponding on auxiliary contact output device.
Description
Technical field
The present invention relates to a kind of wireless auxiliary contact transfer device and methods.
Background technique
Primary switch, isolation switch, the watch counter device of substation have a large amount of auxiliary contact, pass through these auxiliary contacts
On-off characterizes the position of the switch, meter data, trigger action.The especially correlation of actuation time when carrying out on-the-spot test
Test, needs to connect these auxiliary contacts, determines the starting point of time by detecting the displacement of these auxiliary contacts, and does not make
Auxiliary contact is distributed in each position of substation, and how these auxiliary contacts farther out, are accessed and surveyed by distance test equipment
Equipment is tried, currently used way has following two:
Used auxiliary contact is connected, interior used auxiliary contact of standing is uniformly accessed into observing and controlling or fault wave recording device,
It is closer, by the way that test equipment connection can be collected each auxiliary contact in the position.This method has a defect that,
Direct current system in used auxiliary contact access station, both ends have ± 110V direct current, need connecting line from direct current system
Middle releasing, there are operational hazards, and in addition releasing auxiliary contact leads to stand interior information collection less than the contact.
By long cable connection to unused auxiliary contact, auxiliary contact generally has multiple groups being just located in, and passes through long cable
It is connected to not used contact, rear access device can collect auxiliary contact, and this method has a defect that, auxiliary contact
Be distributed in station in different location, by long cable connection arrange waste the plenty of time, furthermore when the larger distance of substation compared with
Far, need cable length long, when needing while accessing multiple groups auxiliary contact, it is also necessary to be respectively arranged cable.
To sum up, two kinds of existing methods have certain defect, are unfavorable for the work of substation.
Summary of the invention
The present invention to solve the above-mentioned problems, proposes a kind of wireless auxiliary contact transfer device and method, and the present invention is logical
It crosses the access auxiliary contact detection of not used auxiliary contact and sender unit, is not necessarily to hot line job, without arranging long electricity
Cable can be realized the wireless transmission of auxiliary contact, have multiple positions, and the ability that multiple groups auxiliary contact accesses simultaneously meets and surveys
Examination and requirement.
To achieve the goals above, the present invention adopts the following technical scheme:
A kind of wireless auxiliary contact transfer device, including at least one signal receive and auxiliary contact output device and multiple
Auxiliary contact detection and sender unit, auxiliary contact detection are received with sender unit and signal and are exported with auxiliary contact
It is wirelessly communicated between device, auxiliary contact detection is arranged in sender unit and needs to acquire each of auxiliary contact
Position, and the closure or separated position that the auxiliary contact that transmits as needed is current, are examined each auxiliary contact by p-wire
Auxiliary contact calibrating terminal access signal reception in survey and sender unit is corresponding on auxiliary contact output device not
On same calibrating terminal.
Further, when auxiliary contact on-off changes, auxiliary contact detection is automatic with sender unit
Displacement signal is issued, signal reception and auxiliary contact output device are sent to, signal reception is connecing with auxiliary contact output device
The conducting and shutdown for controlling corresponding different calibrating terminal after the signal are received, realizes the wireless transmission of auxiliary contact.
Further, auxiliary contact detection with sender unit on configured with multiple groups closure auxiliary contact calibrating terminal or
Separate auxiliary contact calibrating terminal.
Further, the signal receives and is provided with wireless communication module, the auxiliary on auxiliary contact output device
Wireless communication module is provided on contact detection and sender unit.
Further, the communication is amplitude modulation (AM) electric wave, preferably, working frequency: 433MHz.
Further, the signal reception and auxiliary contact output device, specifically include transmitting module, relay, power supply
Managing chip and multiple connectivity ports, the transmitting module connect power supply, and the power supply passes through power management chip and relay
Connection, the relay connect each connectivity port, and the transmitting module connects the relay.
Further, the auxiliary node detection and sender unit, including receiving module, relay, power management
Chip and multiple connectivity ports, auxiliary node are connected to each connectivity port and pass through after relay collects auxiliary node displacement
After the processing of Switching Power Supply managing chip, receiving module is sent to by antenna by transmitting module, after receiving module collects signal,
It is exported by relay to corresponding normally closed normal opened contact, completes entire wireless transmission.
The connectivity port includes normally opened port, normally closed port and public port.
A kind of wireless auxiliary contact transmission method is received using the detection of multiple auxiliary contacts with sender unit and signal
It is wirelessly communicated between auxiliary contact output device, auxiliary contact detection is arranged in sender unit and needs to acquire
Each position of auxiliary contact, and the closure or separated position that the auxiliary contact that transmits as needed is current, pass through p-wire
The detection of each auxiliary contact is received with the auxiliary contact calibrating terminal access signal on sender unit and is exported with auxiliary contact
On device on corresponding different calibrating terminal, transmitting is realized.
Compared with prior art, the invention has the benefit that
1, the present invention, without arranging cable, saves time and manpower by the way of wireless transmission；
2, the present invention is small in size, easy to carry, it is not necessary that power supply is separately configured for equipment, is provided simultaneously with multiple test points simultaneously
Access capability；
3, transmission stability of the present invention is high, the wiring at approaching device and equipment, and reduction accidentally touches risk；
4, the present invention is without original wiring in adaptation stations, without releasing DC power supply, no operational risk；
5, the present invention can extend in the wireless transmission applied to other contacts.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide further understanding of the present application, and the application's shows
Meaning property embodiment and its explanation are not constituted an undue limitation on the present application for explaining the application.
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is that signal receives and auxiliary contact output device structure chart；
Fig. 3 is auxiliary contact detection and sender unit structure chart；
Wherein: 1, auxiliary contact detection and sender unit, 2, closure auxiliary contact test connecting pin, 3, separated auxiliary
Contact test connection terminal, 4, signal reception and auxiliary contact output device, 5, corresponding closure auxiliary contact test connection terminal
Auxiliary contact output terminal, 6, the corresponding auxiliary contact output terminal for separating auxiliary contact test connection terminal.
Specific embodiment:
The invention will be further described with embodiment with reference to the accompanying drawing.
It is noted that following detailed description is all illustrative, it is intended to provide further instruction to the application.Unless another
It indicates, all technical and scientific terms used herein has usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or their combination.
In the present invention, term for example "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", " side ",
The orientation or positional relationship of the instructions such as "bottom" is to be based on the orientation or positional relationship shown in the drawings, only to facilitate describing this hair
Bright each component or component structure relationship and the relative of determination, not refer in particular to either component or element in the present invention, cannot understand
For limitation of the present invention.
In the present invention, term such as " affixed ", " connected ", " connection " be shall be understood in a broad sense, and indicate may be a fixed connection,
It is also possible to be integrally connected or is detachably connected；It can be directly connected, it can also be indirectly connected through an intermediary.For
The related scientific research of this field or technical staff can determine the concrete meaning of above-mentioned term in the present invention as the case may be,
It is not considered as limiting the invention.
As shown in Figure 1, wireless auxiliary contact transfer device: one signal of configuration receive with auxiliary contact output device 4 and
Multiple auxiliary contact detections and sender unit 1, are arranged in needs with sender unit 1 for auxiliary contact detection and adopt
Collect each position of auxiliary contact, and the closure or separated position that the auxiliary contact transmitted as needed is current, passes through test
Line accesses auxiliary contact on different calibrating terminals 2 or 3, can configure in auxiliary contact detection and sender unit 1 more
Group 2 and 3 is to meet test request, and when auxiliary contact on-off changes, 1 device issues displacement signal automatically, sends
The conducting and shutdown for controlling 5 or 6 upon receipt of the signal to signal reception and auxiliary contact output device 4,4, pass through survey
Examination line connection 5,6 is output to other devices, realizes the wireless transmission of auxiliary contact.
As shown in Fig. 2, communication is amplitude modulation (AM) electric wave, preferably, working frequency: 433MHz.
Signal receive with auxiliary contact output device, specifically include transmitting module, relay, power management chip and multiple
Connectivity port, the transmitting module connect power supply, and the power supply is connect by power management chip with relay, the relay
Each connectivity port is connected, the transmitting module connects the relay.
As shown in figure 3, auxiliary node detection and sender unit, including receiving module, relay, power management chip
With multiple connectivity ports, auxiliary node is connected to each connectivity port and passes through switch after relay collects auxiliary node displacement
After power management chip processing, receiving module is sent to by antenna by transmitting module, after receiving module collects signal, is passed through
Relay is exported to corresponding normally closed normal opened contact, completes entire wireless transmission.
The connectivity port includes normally opened port, normally closed port and public port.
Key makes equipment enter match pattern for being switched on using with long-pressing.
Indicator light is for showing that equipment interconnects state and battery capacity is shown.
Battery is powered for equipment.The foregoing is merely preferred embodiment of the present application, it is not limited to this
Application, for those skilled in the art, various changes and changes are possible in this application.It is all in spirit herein and original
Within then, any modification, equivalent replacement, improvement and so on be should be included within the scope of protection of this application.
Above-mentioned, although the foregoing specific embodiments of the present invention is described with reference to the accompanying drawings, not protects model to the present invention
The limitation enclosed, those skilled in the art should understand that, based on the technical solutions of the present invention, those skilled in the art are not
Need to make the creative labor the various modifications or changes that can be made still within protection scope of the present invention.
Claims (10)
1. a kind of wireless auxiliary contact transfer device, it is characterized in that: including that at least one signal receives and auxiliary contact output dress
It sets and receives and assist with sender unit and signal with the detection of multiple auxiliary contacts and sender unit, auxiliary contact detection
It is wirelessly communicated between contact output device, auxiliary contact detection is arranged in needs acquisition auxiliary with sender unit and is connect
Each position of point, and the closure or separated position that the auxiliary contact that transmits as needed is current, will be each auxiliary by p-wire
The detection of adjuvant grafting point accesses in signal reception and auxiliary contact output device with the auxiliary contact calibrating terminal on sender unit
On corresponding different calibrating terminal.
2. a kind of wireless auxiliary contact transfer device as described in claim 1, it is characterized in that: when auxiliary contact on-off becomes
When change, auxiliary contact detection issues displacement signal with sender unit automatically, is sent to signal reception and auxiliary contact
Output device, signal is received controls corresponding different calibrating terminal from auxiliary contact output device upon receipt of the signal
Conducting and shutdown, realize the wireless transmission of auxiliary contact.
3. a kind of wireless auxiliary contact transfer device as described in claim 1, it is characterized in that: auxiliary contact detection is sent out with signal
Auxiliary contact calibrating terminal is closed configured with multiple groups on injection device or separates auxiliary contact calibrating terminal.
4. a kind of wireless auxiliary contact transfer device as described in claim 1, it is characterized in that: signal reception connects with auxiliary
It is provided with wireless communication module on point output device, is provided with wireless communication on the auxiliary contact detection and sender unit
Module.
5. a kind of wireless auxiliary contact transfer device as described in claim 1, it is characterized in that: the communication is to adjust
Width electric wave.
6. a kind of wireless auxiliary contact transfer device as claimed in claim 5, it is characterized in that: the work frequency of the amplitude-modulated wave
Rate: 433MHz.
7. a kind of wireless auxiliary contact transfer device as described in claim 1, it is characterized in that: signal reception connects with auxiliary
Point output device, specifically includes transmitting module, relay, power management chip and multiple connectivity ports, and the transmitting module connects
Power supply is connect, the power supply is connect by power management chip with relay, and the relay connects each connectivity port, the hair
It penetrates module and connects the relay.
8. a kind of wireless auxiliary contact transfer device as described in claim 1, it is characterized in that: auxiliary node detection and letter
Number emitter, including receiving module, relay, power management chip and multiple connectivity ports, auxiliary node are connected to each
Connectivity port after being handled by Switching Power Supply managing chip, is passed through after relay collects auxiliary node displacement by transmitting module
Antenna is sent to receiving module, after receiving module collects signal, is exported by relay to corresponding normally closed normal opened contact, complete
At entire wireless transmission.
9. a kind of wireless auxiliary contact transfer device as claimed in claim 7 or 8, it is characterized in that: the connectivity port includes
Normally opened port, normally closed port and public port.
10. a kind of wireless auxiliary contact transmission method, it is characterized in that: using the detection of multiple auxiliary contacts and sender unit with
Signal is received to be wirelessly communicated between auxiliary contact output device, and auxiliary contact is detected and is arranged in sender unit
It needs to acquire each position of auxiliary contact, and the closure or separated position that the auxiliary contact transmitted as needed is current, leads to
P-wire is crossed to receive the detection of each auxiliary contact and the auxiliary contact calibrating terminal access signal on sender unit and auxiliary
On contact output device on corresponding different calibrating terminal, transmitting is realized.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810936743.8A CN109191815B (en) | 2018-08-16 | 2018-08-16 | Wireless auxiliary contact transfer device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810936743.8A CN109191815B (en) | 2018-08-16 | 2018-08-16 | Wireless auxiliary contact transfer device and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109191815A true CN109191815A (en) | 2019-01-11 |
| CN109191815B CN109191815B (en) | 2021-01-15 |
Family
ID=64918533
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810936743.8A Active CN109191815B (en) | 2018-08-16 | 2018-08-16 | Wireless auxiliary contact transfer device and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109191815B (en) |
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| Publication number | Publication date |
|---|---|
| CN109191815B (en) | 2021-01-15 |
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