KR20100121950A

KR20100121950A - Connector having joint terminal

Info

Publication number: KR20100121950A
Application number: KR1020090040904A
Authority: KR
Inventors: 배해성
Original assignee: 한국단자공업 주식회사
Priority date: 2009-05-11
Filing date: 2009-05-11
Publication date: 2010-11-19

Abstract

PURPOSE: A connector having a joint terminal is provided to reduce the weight of the connector by electrically connecting terminals through the joint terminal. CONSTITUTION: A deformation hole(25) is opened in a direction perpendicular to the length direction of a containing space(22), and at least one terminal is inserted into an opened one side of the containing space. The terminal is mounted at the inner space of the containing space, and a joint terminal(30) includes at least one connection piece(32). At least one connection piece is inserted into a fastening slot, and connects the terminals electrically.

Description

Connector having joint terminal

The present invention relates to a connector, and more particularly to a connector having a joint terminal for electrically connecting between terminals provided inside the connector.

In general, the connector is composed of a connector housing and a terminal, and is widely used in power circuits such as washing machines, refrigerators, or automobiles. The use of the connector in these electrical and electronic devices can assemble a plurality of parts separately and then insert them into the final product, which has the advantage of greatly simplifying maintenance work as well as device manufacturing.

Such a connector is electrically connected between terminals provided between the two by connecting the mating connector. In this case, the connector may be provided with a plurality of terminals. In addition, the mating connector may be provided with a busbar type terminal for connecting the plurality of terminals to each other. Such a connector is generally called a joint connector.

1 is an exploded perspective view showing the configuration of a joint connector and a mating connector coupled thereto according to the prior art. According to this, the mating connector 1 is coupled to the joint connector 5. The mating connector 1 is a general connector, although not shown, a plurality of mating terminals are installed therein.

The joint connector 5 is provided with a plurality of bus bar terminals 6. The bus bar terminal 6 is connected to the mating terminal of the mating connector 1 to electrically connect the mating terminals.

In more detail, the bus bar terminal 6 is configured such that a plurality of terminal parts 6a to 6j are selectively connected to each other, and the terminal parts 6a to 6j are connected to the counterpart terminals, respectively, so that the counterpart terminals are connected to each other. Will be electrically connected.

For example, a bus bar terminal 6 electrically connected between a total of five terminal parts 6a to 6e is provided, and a bus bar terminal electrically connected to a total of five terminal parts 6f to 6j is separately provided. 6) is provided to be assembled to the joint connector (5), respectively.

However, this is one example, and there are various variations depending on the circuit desired by the designer. For example, three terminal parts 6a to 6c may be connected, or two terminal parts 6e and 6f may be connected.

However, the prior art as described above has the following problems.

The joint connector 5 is constituted separately from the mating connector 1. That is, in order to connect the terminals installed in the mating connector 1 with each other, a separate joint connector 5 should be provided and combine them to form a connection assembly. Accordingly, the manufacturing cost of the connector assembly is increased, the number of parts is increased, and the volume of the entire connector assembly is also increased.

And, the bus bar terminal 6 for connecting between the mating terminals should be changed according to the design specifications, for example, while using the bus bar terminal 6 to which the four terminal parts 6a to 6d are connected, 3 If the bus bar terminal (6) is connected to the two terminal parts (6a ~ 6c) is required to prepare a separate joint connector (5).

Accordingly, an object of the present invention is to solve the problems as described above, a joint terminal having a function of electrically connecting between the terminals is selectively coupled to the connector to electrically connect between the terminals.

According to a feature of the present invention for achieving the object as described above, the present invention has a plurality of storage spaces are formed to be opened to both sides therein and a fastening slot is formed on one side of the storage space and the longitudinal direction of the storage space A connector housing having a deformation hole opened in a direction orthogonal to the at least one connector; At least one connection piece is provided to be elastically deformable to the outside of the storage space, and the connection piece includes a joint terminal that presses one side of the terminal to electrically connect the terminals.

The joint terminal includes a plate-shaped joint body inserted into the fastening slot, and a plurality of joint terminals are provided to protrude from the joint body and at an interval corresponding to the interval of the storage space, and are elastically deformed in the direction of the deformation hole to one side of the terminal. It comprises a connecting piece in contact with.

The connecting piece includes a connecting part protruding from the joint body and a bent part bent from the connecting part so as to protrude into the receiving space and the protruding portion is in contact with the terminal.

A cutting slit is formed at the joint portion of the joint terminal and the connecting portion of the connecting piece so that at least one of the plurality of connecting pieces can be selectively cut from the joint body.

One end of the connection part is formed to be located at the inlet edge of the deformation hole when the terminal is inserted into the receiving space is pressed on one side of the terminal.

A locking piece is provided in the joint terminal, and a locking hole in which the locking piece is engaged is formed in the connector housing so that the joint terminal is fastened to the connector housing.

According to the connector provided with a joint terminal according to the present invention can expect the following effects.

In the present invention, the terminals may be electrically connected to each other by a joint terminal coupled to the connector and connecting the terminals inside the connector without a separate mating connector. That is, since the terminals are electrically connected by the joint terminals without a separate joint connector, the weight of the entire connector is reduced, and the number of parts is reduced.

In addition, in the present invention, the joint terminal may be used in a state in which some of the plurality of connecting pieces of the joint terminal are separated so that only some terminals of the connector are electrically connected. There is no need to provide, and accordingly the effect of increasing the utilization of the joint terminal can be expected.

In addition, in the present invention, since the terminal is inserted to press the connection piece of the joint terminal to the outside of the deformation hole formed through the connector housing, the operator can check whether the terminal is completely inserted by looking at the connection piece protruding through the deformation hole. There is also the effect of preventing the terminal from being inserted incorrectly.

Hereinafter, exemplary embodiments of a connector provided with a joint terminal according to the present invention will be described in detail with reference to the accompanying drawings.

Figure 2 is an exploded perspective view of the configuration of the connector with a joint terminal according to the present invention, Figure 3 is a perspective view showing a part of the cut to show the internal configuration of the embodiment of the present invention.

As shown in these figures, firstly, the terminal 10 has a terminal body 11 forming a skeleton thereof, and a coupling part 13 and a barrel part 15 are respectively formed on both sides of the terminal body 11 based on the terminal body 11. It is provided.

The coupling part 13 is a part electrically connected to a counterpart terminal (not shown), and as shown, the counterpart terminals are pressed by the elastic force of the spring part 13 'provided at one side thereof and are electrically connected to each other. .

As shown in Figure 3, the coupling portion 13 is formed with a lance hole 14, which is a part of the lance 24 of the connector housing 20 to be described later is inserted and walked.

The barrel 15 is for coupling with a wire (not shown), and the figure is shown before the barrel 15 is bent for coupling with the wire.

Next, the connector housing 20 will be described. The skeleton of the connector housing 20 is formed by the housing body 21. The housing body 21 has a substantially hexahedron shape and is made of an insulating material. The housing body 21 is formed with a receiving space 22 which is open to both sides, the terminal 10 is accommodated in the receiving space 22.

A fastening slot S is formed in the housing body 21. The fastening slot S is a portion into which the joint terminal 30 to be described below is inserted, and is formed at one side of the opening of the accommodation space 22. The fastening slot S is formed extending in a direction parallel to the longitudinal direction of the receiving space (22).

One side of the fastening slot (S) is formed with a deformation hole (25). As shown in FIG. 3, the deformation hole 25 is formed by penetrating a portion of an outer surface of the housing body 21 in a direction orthogonal to the longitudinal direction of the storage space 22. The connecting piece 32 of the terminal 30 provides a space in which the elastic deformation.

To this end, the deformation hole 25 is formed in the number and position corresponding to the number and position of the storage space 22, respectively.

A locking hole 28 is formed at one side of the fastening slot S. The locking hole 28 is a portion through which a portion of the housing body 21 penetrates like the deformation hole 25, and is a portion into which the locking piece 35 of the joint terminal 30 to be described later is inserted. As the locking hole 28 is formed to penetrate through, the operator can insert a tool into the locking hole 28 to elastically deform the locking piece 35.

The connector housing 20 is provided with a avoiding part 29. The avoiding part 29 is formed by recessing a part of the connector housing 20 in a substantially semi-circular shape so that the stripping hole 38 of the joint terminal 30 to be described later is exposed.

Next, referring to the joint terminal 30, the joint terminal 30 is inserted into the connector housing 20 serves to electrically connect between the plurality of terminals (10). To this end, the joint terminal 30 is made of a metal material having good electrical conductivity.

The joint terminal 30 is composed of a joint body 31 and the connecting piece (32). The joint body 31 is a portion inserted into the fastening slot S of the housing body 21 and is formed in a substantially thin plate shape as shown.

One end of the joint body 31 is provided with a connecting piece 32, the connecting piece 32 is provided with a plurality of cantilever shape. The connecting piece 32 serves to electrically connect the terminals 10, more precisely, to the upper ends of the coupling portions 13 of the terminals 10.

That is, since the plurality of connecting pieces 32 are in contact with the plurality of terminals 10, respectively, and the connecting pieces 32 are connected by the joint body 31, as a result, between the plurality of terminals 10 is electrically connected. It can be connected.

The connecting piece 32 is composed of a connecting portion 32a extending from the joint body 31 and a bent portion 32b bent from the connecting portion 32a. The bent portion 32b is bent to protrude into the storage space 22 to be in contact with the terminal 10.

In this case, the bent portion 32b may be elastically deformed in a direction away from the storage space 22 through the deformation hole 25, and one end of the bent portion 32b may be the terminal 32b. When pressed by the elastic deformation (10) is provided to be located at the inlet edge of the deformation hole (25). This is to allow the operator to check whether the terminal 10 is completely inserted into the storage space 22 through the position of one end of the bent portion 32b.

The joint body 31 is provided with a locking piece 35. The locking piece 35 is provided with a part of the joint body 31 cut out, and is hooked to the locking hole 28 of the housing body 21 to assemble the joint terminal 30 to the connector housing 20. Be sure to

A removal hole 38 is formed in the joint body 31. The stripping hole 38 is formed by penetrating the joint body 31 or the joint body 31 is partially recessed, and a worker removes the joint terminal 30 from the connector housing 20. This is the part to insert the tip. The stripping hole 38 is exposed through the avoiding part 29 of the housing 20.

A cutting slit 39 is formed between the joint body 31 and the connecting piece 32. The cutting slit 39 is for easily cutting the connecting piece 32 from the joint body 31, and is formed by the connection portion of the joint body 31 and the connecting piece 32 as shown.

4 shows a state in which a part of the connecting piece 32 is separated from the joint body 31. As can be seen, by separating some of the plurality of connecting pieces 32, the operator can establish the desired electrical circuit connection.

In addition, as shown in Figure 4, the joint body 31 may be provided with a stripping piece 38 instead of the stripping hole 38 shown in Figs. The strip piece 38 is provided to protrude in the opposite direction from the joint body 31 to the connecting piece 32, the operator grips the joint terminal 30 to remove from the connector housing 20 Part.

Hereinafter, the operation of the connector with a joint terminal according to the present invention will be described in detail.

First, referring to the assembly process of the connector provided with a joint terminal, the operator inserts the joint terminal 30 in the fastening slot (S) of the connector housing 20. At this time, the joint terminal 30 should be assembled to the connector housing 20 with the connection piece 32 of the joint terminal 30 facing the fastening slot S.

In the process of inserting the joint terminal 30 into the fastening slot S, the engaging piece 35 of the joint terminal 30 is inserted into the locking hole 28 of the connector housing 20. Accordingly, the joint terminal 30 is fixed to the connector housing 20.

Next, the operator inserts the terminal 10 in the connector housing 20. That is, the terminal 10 is inserted into the storage space 22 with the coupling part 13 of the terminal 10 facing the storage space 22 of the connector housing 20. When the terminal 10 is completely inserted into the storage space 22, the lance 24 of the storage space 22 is inserted into the lance hole 14 of the terminal 10 to prevent separation of the terminal 10. .

At this time, in the process of inserting the terminal 10 into the receiving space 22, the upper surface of the coupling portion 13 of the terminal 10 is the connection piece 32 of the joint terminal 30, more precisely It is pressed downward by the bent part 32b. This is because the bent portion 32b of the connecting piece 32 protrudes toward the storage space 22.

Accordingly, the coupling portion 13 of the terminal 10 is inserted while elastically deforming the bent portion 32b away from the storage space 22, that is, outside the deformation hole 25, and the terminal 10 When fully inserted, one end of the bent portion 32b is moved to the inlet edge of the deformation hole 25. 3 shows such a state.

Therefore, the operator visually checks one end of the bent portion 32b moved to the inlet edge of the deformation hole 25, so that the terminal 10 is completely inserted into the storage space 22.

Then, the above process is repeated to insert a plurality of terminals 10 into the storage space 22, respectively. In this case, the terminals 10 are electrically connected by the joint terminal 30. That is, since the plurality of terminals 10 are in contact with the connecting pieces 32 of the joint terminals 30, they are electrically connected between them.

Of course, as shown in FIG. 4, when some connecting pieces 32 are omitted from the joint terminal 30, some of the terminals 10 of the plurality of terminals 10, more precisely, the connecting pieces ( Only between terminals 10 in contact with 32 is electrically connected.

As such, in the present invention, the terminal 10 may be electrically connected by assembling the joint terminal 30 without a separate joint connector.

Next, looking at the process of separating the joint terminal 30 from the connector housing 20, the operator first elastically deforms the locking piece 35 by inserting a sharp tool to the locking hole 28. Accordingly, the locking piece 35 is inserted into the locking hole 28 is released, the operator grips the removal piece 38 of the joint terminal 30 and pulls the joint terminal 30 to the above. It can be separated from the connector housing 20.

In this case, the electrical connection between the terminals 10 is released, and the connector has the same configuration as a general connector.

The scope of the present invention is not limited to the embodiments described above, but is defined by the claims, and various changes and modifications can be made by those skilled in the art within the scope of the claims. It is self evident.

1 is an exploded perspective view showing a configuration of a joint connector according to the prior art.

Figure 2 is an exploded perspective view showing the configuration of a connector provided with a joint terminal according to the present invention.

Figure 3 is a perspective view showing a state in which a part of the cut to see the internal configuration of the embodiment of the present invention.

Figure 4 is a perspective view showing the configuration of another embodiment of a joint terminal constituting an embodiment of the present invention.

Explanation of symbols on the main parts of the drawings

10: Terminal 11: Terminal Body

13: coupling part 13 ': spring part

15: barrel 20: connector housing

21: housing body 22: storage space

25: deformation hole 28: locking hole

30: joint terminal 31: joint body

32: connection piece 32a: connection part

32b: bend part 35: locking piece

38: stripping 39: cutting slot

S: Fastening Slit

Claims

A connector housing in which a plurality of storage spaces opened to both sides are formed, a coupling slot is formed at one side of the storage space, and a deformation hole is opened in a direction orthogonal to the longitudinal direction of the storage space;

At least one terminal inserted into one opened side of each storage space and seated in the storage space;

At least one connection piece is inserted into the fastening slot and is elastically deformable to the outside of the storage space through the deformation hole, and the connection piece includes a joint terminal for pressing the one side of the terminal to electrically connect the terminals. Connector with joint terminal.

The method of claim 1, wherein the joint terminal is

A plate-shaped joint body inserted into the fastening slot;

The connector is provided with a joint terminal protruding from the joint body and provided with a plurality of intervals corresponding to the interval of the receiving space, and comprises a connection piece that is pressed on one side of the terminal elastically deformed in the deformation hole direction.

The method of claim 2, wherein the connecting piece

A connection portion protruding from the joint body;

And a bent part which is bent from the connection part to protrude into the storage space and the protruded part is in contact with the terminal.

The cutting body according to any one of claims 1 to 3, wherein a cutting slit is formed at a joint portion of the joint terminal and the connecting piece of the joint terminal inserted into the fastening slot, and at least one of the plurality of connecting pieces is A connector with a joint terminal, characterized in that it can be selectively cut from the joint body.

5. The connector according to claim 4, wherein one end of the connection part is formed to be pressed at one side of the terminal and positioned at an inlet edge of the deformation hole when the terminal is inserted into the accommodation space.

6. The connector according to claim 5, wherein the joint terminal is provided with a catching piece, and the connector housing has a catching hole through which the catching piece is hooked so that the joint terminal is fastened to the connector housing.

The connector terminal of claim 6, wherein a stripping hole is formed in the joint terminal, and a connector is formed in a position corresponding to the stripping hole in the connector housing so that the stripping hole is exposed to the outside.