WO2013048028A1

WO2013048028A1 - Connector assembly

Info

Publication number: WO2013048028A1
Application number: PCT/KR2012/007125
Authority: WO
Inventors: 전성원; 최정욱; 권오태
Original assignee: 케이유엠 주식회사
Priority date: 2011-09-26
Filing date: 2012-09-05
Publication date: 2013-04-04
Also published as: KR101246518B1

Abstract

The present invention relates to a connector assembly comprising: a lens housing having a plurality of terminal seating holes therein in which terminals are seated, and open insert holes formed in a direction intersecting the direction in which the terminal seating holes are formed; a holder mounted in the lens housing through the insert holes, and having a guide projecting portion formed on either side surface thereof; and a main housing including an insert space portion for mounting the lens housing therein to which the holder is fastened, a plurality of terminal connecting holes formed therein to connect to the insert space portion, and a step-shaped fastening guide recess provided in either side surface thereof in which the guide projecting portions are inserted and caught, such that when the lens housing is inserted and moved into the insert space portion, the holder fastened in a first stage moves further in the first fastening direction in the insert holes and is guided to be fastened in a second stage in order to fix a side of the terminals. Thus, when the holder is inserted and disposed in the insert holes of the lens housing and then inserted and fastened in the main housing, the holder is caught and disposed on the step-shaped fastening guide recess of the main housing, and the lens housing is inserted to be fastened in a first stage to the main housing, the connector assembly maintains a secure fixed state so that the holder is not secondarily fastened in the main housing.

Description

Connector assembly

The present invention relates to a connector assembly, and more particularly to a connector assembly that facilitates wiring work when the various electrical, electronic components and wires of the vehicle are connected.

In general, a vehicle is provided with a variety of electrical and electronic components, these components are configured to be connected to the power supply of the vehicle by a wire to receive power. The parts and the wires use a connector for convenience of wiring work when connecting the connector, which is connected to the male connector (M side connector) connected to the wires respectively connected to the component, the male connector is coupled to the vehicle It is divided into female connector (F side connector) which is connected to the wire connected to the power supply. In other words, when the female and male connectors are coupled to each other, the terminals embedded in the female and male connectors are connected to each other, thereby applying power to the vehicle to electrical and electronic components.

Looking at the manufacturing process of the conventional female, male connector, in the case of the female connector as an example, the injection molding of the housing and the holder which is a component of the female connector, respectively, and then the terminal in the state that the holder is first fastened to the housing Transfer to the line to insert. Thereafter, the terminals are individually inserted through the insertion holes of the holder, and when the holder is pushed into the housing for the second time, the terminals are embedded in the housing and fixed by the holder, thereby assembling one female connector. The task is complete. However, the holder and the housing may be artificially pushed into the housing by an external shock, etc. in the process of being transferred to the terminal insertion line in the first fastened state, and the second fastening occurs in the housing. The terminal cannot be inserted into the holder in the state. Therefore, the operator removes the holder from the housing, returns it to the first fastening state, and then inserts the terminal again, causing a lot of trouble in the work, thereby causing a lot of problems in productivity due to a decrease in work efficiency.

An object of the present invention is to provide a connector assembly in which the holder is not artificially secondarily fastened by an external impact or the like in a state where the holder is firstly fastened to the housing.

According to the present invention, a plurality of terminal seating holes in which terminals are seated are provided therein, the lance housings having openings formed in openings in a direction orthogonal to the direction in which the terminal seating holes are formed, and mounted in the lance housings through the insertion holes. Holders formed with guide protrusions on both sides and insertion spaces are provided to mount the lance housings to which the holders are fastened, and a plurality of terminal connectors are formed to be connected to the insertion spaces, and the guide protrusions are inserted on both sides. As the lance housing is inserted and moved into the insertion space in a locked state, the holder, which is firstly fastened, moves further in the first fastened direction on the insertion hole and guides the second fastening to fix one side of the terminal. Provided is a connector assembly including a main housing provided with a stepped fastening guide groove.

In addition, the fastening guide groove, the first fastening groove and the second fastening groove which is arranged to have a mutual step in a state spaced apart from each other in the direction in which the lance housing is inserted, the first fastening groove and the second fastening groove It may include a diagonal connection groove for connecting.

In addition, the main housing may include a holder engaging protrusion which protrudes so that the holder is caught when the lance housing is inserted to be first fastened.

In addition, the holder has a plurality of terminal holes through which the terminal is inserted, the body is formed with guide protrusions on both sides, and formed extending in one direction from the body, the lance housing with the body mounted on the main housing It may include a locking locking projection to be caught in the holder locking projection in a state of being inserted into the primary fastening.

In addition, one side of the lance housing is provided with a plurality of lances having a locking jaw is formed, the main housing when the lance housing is inserted for the secondary fastening, the lance is elastically deformed so that the lance is fastened to the terminal A guide for catching the lance may be formed.

In addition, lance guide protrusions are formed on both sides of the lance housing, and lance guide protrusions are formed on both sides of the main housing in the insertion direction of the lance housing, and the lance guide protrusions are correspondingly inserted into the lance guide grooves. Guide the insertion movement of the lance housing relative to the main housing.

In the connector assembly according to the present invention, when the holder is inserted into the insertion hole of the lance housing and inserted into the main housing, the holder is caught in the stepped fastening guide groove of the main housing, and the lance housing is primarily in the main housing. When inserting for fastening, the holder can be held in a stable state so as not to be second fastened in the main housing.

1 is a perspective view of a connector assembly according to an embodiment of the present invention.

2 and 3 are exploded perspective views of FIG.

4 is an enlarged view of the lance housing shown in FIG. 3.

5 is a bottom view of FIG. 4.

6 is a side view of FIG. 4.

7 is an enlarged view of the holder shown in FIG. 3.

FIG. 8 is an enlarged view of the main housing shown in FIG. 3.

9 is a side view of FIG. 8.

10 is a front view of FIG. 8.

11 is a bottom view of FIG. 8.

12 is a state diagram of the coupling between the lance housing and the holder according to an embodiment of the present invention.

Figure 13 is a first fastening state of the lance housing and the main housing according to an embodiment of the present invention.

14 is a bottom view of FIG. 13.

15 is a side view of FIG. 13.

FIG. 16 is a cross-sectional view taken along the line VI-VI of FIG. 13.

17 is a cross-sectional view taken along the line VII-VII of FIG. 13.

18 is a bottom view of the secondary fastening state of the lance housing and the main housing according to an embodiment of the present invention.

19 is a side view of FIG. 18.

20 is a cross-sectional view taken along the line VII-VII shown in FIG. 18.

FIG. 21 is a cross-sectional view taken along the line XXXI-XI shown in FIG.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 is a perspective view of a connector assembly according to an embodiment of the present invention, Figures 2 and 3 is an exploded perspective view of FIG. 1 to 3, the connector assembly includes a lance housing 100, a holder 200, and a main housing 300.

The lance housing 100 may be inserted into the main housing 300 to be described later with the terminal 10 inserted and installed. The lance housing 100 is a housing that serves as a guide supporting the plurality of terminals 10 in the main housing 300. The lance housing 100 is made of an insulating material and is formed in a substantially rectangular parallelepiped shape. do.

4 and 5, a plurality of terminal seating holes 110 are formed through the lance housing 100. The terminals 10 are respectively seated in the terminal seating holes 110 in the inserted state.

In addition, the lance housing 100 is formed with an insertion hole 120 to insert and install the holder 200 to be described later. The insertion hole 120 is formed to be opened to one side of the lance housing 100 in a direction orthogonal to a direction in which the terminal seating port 110 is formed.

In addition, one side of the lance housing 100, that is, the portion adjacent to the terminal seat 110, when the second holder 200 is to be described later, the terminal is inserted into the terminal seat 110 is disposed It may be provided with a plurality of lance portion 130 is formed with a locking jaw 131 is fastened to the (10). That is, the lance unit 130 is inserted into the holder 200 in the insertion hole 120 of the lance housing 100, the main housing to be described later for the second fastening of the holder 200 In the case where the lance housing 100 is further inserted and moved to 300, the lance 130 is elastically deformed, and the locking jaw 131 is fastened to the terminal 10, and the terminal 10 is engaged. Can be fixed.

In addition, the lance guide protrusion 140 is formed on both sides of the lance housing 100, that is, on both outer sides thereof. The lance guide protrusion 140 may move in a locked state inside the main housing 300 to be described later, so that the lance housing 100 is inserted into the main housing 300 to be described later. When moving to, it is guided to make the movement stable.

The holder 200 is held in such a state that the lance housing 100 is first fastened to the main housing 300 to be described later in a state where the lance housing 100 is inserted and installed, and then any force by the operator. Only when this is applied, the lance housing 100 is a member that can be secondly fastened to the main housing 300. The holder 200 has the lance housing 100 fastened to the main housing 300 in a state in which the holder 200 is located inside the lance housing 100 through the insertion hole 120 of the lance housing 100. In the state, the terminal 10 is not caught, the lance housing 100 is pushed to the inside of the main housing 300 and is fastened to the terminal 10 during the second fastening. 6 and 7, the holder 200 includes a body 210 and a fastening protrusion 220.

The body 210 is a part forming the appearance and skeleton of the holder 200, and is made of an insulating material such as synthetic resin, like the lance housing 100 described above. The body 210 has a plurality of terminal holes 211 for penetrating the terminal 100.

Then, the guide protrusions 212 protrude from both sides of the body 210. Such, the guide protrusion 212 is inserted into the main housing 300 to be described later, the lance housing 100, the body 210 is on the insertion hole 120 of the lance housing 100. In the first fastened state to the second fastening to be able to move. That is, when the guide protrusion 212 inserts and moves the lance housing 100 into the main housing 300, the body 210 moves along the fastening guide groove 330 of the main housing 300. To be able.

The fastening engaging protrusion 220 extends forward or backward of the body 210. The fastening protrusion 220 has the body 210 inserted into the insertion hole 120 of the lance housing 100, and the lance housing 100 will be described later in the main housing 300. When inserted into the primary fastening state in the installation, the main housing 300 is caught while maintaining the primary fastening state stably. Here, the fastening engaging projection 220 is made of a material capable of elastic deformation, such as synthetic resin for the second fastening.

The main housing 300 maintains the lance housing 100 to be primarily fastened so that the terminal 10 is not caught by the holder 200, and generates a random force by the worker while the lance housing ( Only when 100 is reinserted, the terminal 10 of the holder 200 is engaged by the second fastening. That is, the main housing 300 maintains the lance housing 100 so that the holder 200 is not fastened with respect to the terminal 10, and then the terminal 10 is connected to the lance housing 100 and the housing 10. After insertion and placement in the holder 200, the holder 200 is guided to be fastened to the terminal 10 when the lance housing 100 is moved by an operator.

8 to 11, the main housing 300 is provided with an insertion space 310 so that the lance housing 100 into which the holder 200 is inserted may be inserted. Such, the front or rear of the main housing 300 to be in contact with the terminal 10 installed in the lance housing 100 while the terminal is mounted on the other connector is inserted when connecting to the other connector (not shown). The terminal connector 320 is formed to penetrate through the insertion space 310. Here, the terminal connector 320 is formed in plural to correspond to the terminal seating hole 110 of the lance housing 100, but is not limited to this to be formed in one open shape that can be connected to all of the terminal seating hole (110). Of course you can.

In addition, fastening guide grooves 330 are formed at both side surfaces of the main housing 300. When the guide protrusion 212 of the holder 200 is inserted into and fastened to the fastening guide groove 330, the lance housing 100 is inserted into the insertion space 310 of the main housing 300. The holder 200 moves along the fastening guide groove 330 to determine a fastening state for the terminal 10. That is, as described above, the lance housing 100 is inserted into the insertion space portion 310 in a state where the guide protrusion 212 of the holder 200 is inserted into the fastening guide groove 330. Accordingly, the holder 200 which is first fastened further moves in the first fastened direction on the insertion hole 120 of the lance housing 100, and a second fastening state for fixing one side of the terminal 10 may be completed. Will be.

This, the fastening guide groove 330 is the holder 200 only through any pressing operation by the operator in the state that the lance housing 100 is initially inserted to be first fastened on the insertion space 310. The guide protrusion 212 of the movement is formed in a stepped shape so as to be guided so that the lance housing 100 can be inserted into the main housing 300 is fastened to the secondary. That is, the fastening guide groove 330 is the first fastening groove 331 and the second fastening groove 332 is arranged to have a step in the state spaced apart from each other in the direction in which the lance housing 100 is inserted, and the It consists of a diagonal connection groove 333 connecting the first fastening groove 331 and the second fastening groove 332. Therefore, an external shock generated while moving to a line for inserting the terminal 10 in a state where the guide protrusion 212 of the holder 200 is positioned on the first fastening groove 331 of the fastening guide groove 330. Even though this is transmitted, the guide protrusion 212 is not easily moved to the second fastening groove 332 by the connecting groove 330 of a diagonal shape so that the lance housing 100 is completely inserted into the main housing 300. It is possible to prevent the secondary fastening.

In addition, one side of the main housing 300 may be formed to protrude the holder engaging projection 340. The holder locking projection 340 is inserted into the lance housing 100 to be primarily fastened to the insertion space 310 so that the locking locking projection 220 of the holder 200 is locked. The guide protrusion 212 of the holder 200 may be stably maintained on the first fastening groove 331 of the fastening guide groove 330.

In addition, a plurality of lance engaging guides 350 may be formed inside the main housing 300. 20 and 21, the lance latching guide 350 is formed on the terminal connector 320 inside the main housing 300, so that the lance housing 100 is connected to the main housing 300. When inserting the secondary fastening, the lance unit 130 of the lance housing 100 is guided to elastically deform so that the lance unit 130 is engaged with the terminal 10.

In addition, the lance guide groove 360 is recessed in the insertion direction of the lance housing 100 on both sides of the main housing 300. When the lance guide groove 360 is inserted into the lance housing 100 into the insertion space 310 of the main housing 300, the lance housing 100 is stable inside the main housing 300. It is guided so as to slide. The lance guide protrusion 140 of the lance housing 100 is inserted into and fastened correspondingly to the lance guide groove 360, so that the lance guide protrusion 140 of the lance housing 100 is connected to the main housing 300. The sliding guide bar is inserted into the lance guide groove 360 of the sliding movement, the lance housing 100 can be accurately inserted into the insertion space 310 of the main housing 100.

When explaining the assembly operation of the connector assembly according to an embodiment configured as described above with reference to Figs.

First, as shown in FIG. 12, the body 210 of the holder 200 is inserted into the insertion hole 120 of the lance housing 100.

As such, after the holder 200 is inserted into the lance housing 100 and inserted into the holder 200, the lance housing 100 into which the holder 200 is inserted is inserted into the main housing 300 as shown in FIG. 13. Inserted so as to be first fastened to 310. Then, as illustrated in FIG. 15, the guide protrusion 212 of the holder 200 is disposed on the first fastening groove 331 formed in the fastening guide groove 330 of the main housing 300. In addition, as shown in FIGS. 14 and 17, the fastening locking protrusion 220 of the holder 200 is caught by the holder locking protrusion 340 of the main housing 300. As such, the fastening locking protrusion 220 is caught by the holder locking protrusion 340 in a state where the guide protrusion 212 of the holder 200 is disposed in the first fastening groove 331. 100 is the primary fastening state that is no longer inserted into the main housing 300. Accordingly, when the terminal 10 is inserted into the terminal seat 110 through the terminal hole 211 of the holder 200 as shown in FIG. The fastening of the terminal 10 by the holder 200 is not completed.

Subsequently, when the holder 20 performs the second fastening for fixing the terminal 10, the worker presses the fastening protrusion 220 of the holder 200 to hold the holder of the main housing 300. After releasing the state caught by the locking protrusion 340, the lance housing 100 is pushed to be further inserted into the main housing 300. Then, as shown in Figures 18 to 20, the fastening engaging projection 220 of the holder 200 is inserted into the insertion space portion 310 of the main housing 300 of the main housing 300 is inserted. The lance housing 100 is inserted into the space 310 so as to be secondly fastened, and the guide protrusion 212 of the holder 200 is connected to the connection groove in the first fastening groove 331 of the main housing 300. It is positioned in the second fastening groove 332 through the 333. As such, when the guide protrusion 212 of the holder 200 is located in the second fastening groove 332 of the main housing 300, as shown in FIG. 21, the holder 200 of the lance housing 100 is formed. While moving on the insertion hole 120, the body 210 of the holder 200 is locked to the terminal 10, and the terminal 10 is fixed so as not to be separated. In addition, while the lance 130 of the lance housing 100 is elastically deformed by the lance engaging guide 350 of the main housing 300, the latching jaw 131 of the lance unit 130 is the terminal ( 10) is held in a locked state.

As such, the connector assembly of the embodiment may be inserted into and fastened to the main housing 300 after the holder 200 is inserted into the insertion hole 120 of the lance housing 100. It is disposed in the stepped fastening guide groove 330 of the main housing 300, the holder 200 is the main when the lance housing 100 is inserted into the main housing 300 for the first fastening A stable fixed state may be maintained so as not to be secondary fastened in the housing 300.

Although the present invention has been described with reference to the embodiments shown in the drawings, this is merely exemplary, and it will be understood by those skilled in the art that various modifications and equivalent other embodiments are possible. Therefore, the true technical protection scope of the present invention will be defined by the technical spirit of the appended claims.

Claims

A lance housing having a plurality of terminal seating holes in which terminals are seated and having openings inserted in the direction perpendicular to the direction in which the terminal seating holes are formed;

A holder mounted inside the lance housing through the insertion hole and having guide protrusions formed at both sides thereof; And,

An insertion space is provided to mount the lance housing to which the holder is fastened therein, and a plurality of terminal connectors are formed to be connected to the insertion space, and the lance housing is inserted into the guide protrusion on both sides thereof. Mainly provided with a step-shaped fastening guide groove for guiding the holder, which is first fastened as the holder is inserted into the insertion space, further moves in the first fastened direction on the insertion hole, and to be second fastened to fix one side of the terminal. A connector assembly comprising a housing.
The method according to claim 1,

The fastening guide groove

A first fastening groove and a second fastening groove which are arranged to have a mutual step in a state spaced apart from each other in a direction in which the lance housing is inserted;

And a diagonal connection groove connecting the first fastening groove and the second fastening groove.
The method according to claim 1,

The main housing has a connector assembly having a holder engaging projection which is formed to protrude so that the holder is locked when the lance housing is inserted into the primary fastening.
The method according to claim 1 or 2,

The holder,

A plurality of terminal holes through which the terminal is inserted is formed, the body formed with guide protrusions on both sides,

And extending in one direction from the body, the connector assembly including a locking engaging projection that is engaged with the holder locking projection in a state in which the lance housing with the body is inserted and arranged to be primarily fastened to the main housing.
The method according to claim 1,

One side of the lance housing is provided with a plurality of lances formed with a locking jaw,

The main housing has a connector assembly formed with a lance latching guide for guiding the lance so that the lance housing is elastically deformed and engaged to the terminal when the lance housing is inserted for the second fastening.
The method according to claim 1 or 5,

Both sides of the lance housing protrudes from the lance guide projection,

Lance guide grooves are formed in both sides of the main housing in the insertion direction of the lance housing, and guide the movement of the lance housing to the main housing with the lance guide protrusion corresponding to the lance guide groove. Connector assembly.