KR102474721B1 - Connector - Google Patents

Abstract

An object of the present invention is to prevent unassembled connectors and improve durability of products by providing a connector fixing structure in which a user can recognize whether a bracket is perfectly fastened when assembling an ICCB and an outlet connector,
A first connector formed at the outlet; a second connector protruding from one side of the ICCB and fastened to the first connector; a bracket coupled to the outside of the second connector to fix the first connector and the second connector; Including, the bracket is formed in a tubular shape, an inner circumferential surface is screwed to the outer circumferential surface of the second connector, a fastening protrusion is formed on a surface having a thickness, and the bracket is completely fastened to one side of the ICCB. A stopper formed to engage with the fastening protrusion at a position; It is characterized in that it further comprises.

Description

Connector {Connector}

The present invention relates to a connector that fixes a connector connection between a portable charger (ICCB, In-Cable Control Box) of a vehicle used for charging an electric vehicle and an outlet/plug unit, and more particularly, fixes the connection between the ICCB and the connector by using a bracket. It's about the connector.

In the portable charger (ICCB) of an electric vehicle, the ICCB main body and an outlet are electrically connected by a combination of a male connector and a female connector. In addition, in order to fix the coupled state between the connectors, a method of inserting and fixing a bracket on the outside of the connector is used.

1 is an exploded perspective view showing a conventional fastening structure between an ICCB and a connector. Describing in more detail using the drawings, the conventional ICCB 1 is formed with a male connector 2 protruding from one side, and a terminal 3 protrudes from the inside of the injection molding that becomes the male connector. In addition, a female connector 5 is formed at the end of the cable 4 connected to the outlet, and the female connector 5 engages with the terminal 3 on the inside to form an electrically conductive structure, and the outer circumferential male connector It is formed so as to be fitted to the inner circumference of (2). And it has a bracket 6 movable along the cable 4, and has a structure screwed so as to engage with the outer circumference of the male connector.

When this structure is adopted, there is a problem in that the user cannot recognize whether the bracket is perfectly engaged when assembling the ICCB and the connector of the outlet. These problems cause problems with connectors not assembling, resulting in problems such as product malfunction and damage to terminals due to detaching of brackets due to external shocks.

The present invention is to solve the problems of the prior art as described above, and specifically, when assembling the connector of the ICCB and the outlet, by providing a connector that allows the user to recognize whether the bracket is perfectly fastened, preventing the connector from being assembled, , to improve the durability of the product.

Furthermore, an object of the present invention is to provide a structure in which the user can easily remove the bracket by interlocking with a structure capable of recognizing the perfect fastening of the bracket.

Embodiments of the present invention provide the following connector to solve the above problems.

The present invention, the first connector formed in the outlet; a second connector protruding from one side of the ICCB and fastened to the first connector; a bracket coupled to the outside of the second connector to fix the first connector and the second connector; Including, the bracket is formed in a tubular shape, an inner circumferential surface is screwed to the outer circumferential surface of the second connector, a fastening protrusion is formed on a surface having a thickness, and the bracket is completely fastened to one side of the ICCB. A stopper formed to engage with the fastening protrusion at a position; It is characterized in that it further comprises.

In addition, the stopper is formed by bending an installation surface fixed to one side of the ICCB and extending from the installation surface in a direction facing the installation surface, and a fastening groove through which the fastening protrusion can be inserted is formed. One end of the fastening surface is connected to the installation surface and the other end is formed as a free end to be movable in the direction of the installation surface, and the stopper is such that the fastening surface is inclined with one side of the ICCB. characterized by being installed.

In addition, a hook protrudes from one side surface of the ICCB to be elastic in the radial direction, and a hook hole through which the hook can be inserted is formed through the fastening surface of the stopper, and the hook penetrates the hook hole. It is characterized in that it has a structure that is contracted in the center direction and restored after passing through and does not get caught in the hook hole.

In addition, an insertion groove is concave on one side of the ICCB, and the hook protrudes outward from the ICCB at the concave portion of the insertion groove.

In addition, on the surface of the bracket having a thickness, a clip groove is concave in the longitudinal direction at a position spaced apart from the fastening protrusion, and a press hole communicating with the clip groove is formed through the side of the bracket, and is inserted into the clip groove. , Clips formed to be elastically deformable in the thickness direction of the bracket; and a pressing means inserted into the pressing hole, coupled to the clip, and elastically deforming the clip. It is characterized in that it further comprises.

In addition, the clip includes a fixing surface inserted into the clip groove and fixed, and a release surface extending from the fixing surface and bent in a direction facing the fixing surface, and the release surface is attached to the bracket by the pressing means. It is characterized in that the end protrudes in the longitudinal direction of the bracket when force is applied in the center direction of.

In addition, the pressing means is a button installed on the outer surface of the bracket, the pressing hole is a button hole into which the button is inserted, and the button includes a button body exposed on the outer surface of the bracket and an inner surface of the button body. It is characterized in that it includes a connecting portion extending from the side to protrude in the direction of the clip groove.

In addition, the pressing means is a push pin accommodated inside the side surface of the bracket, the push hole is a pin hole into which the push pin is inserted, and a detachable tool having an end inserted into the pin hole to press the push pin; It is characterized in that it further comprises.

According to the problem solving means of the present invention as described above, various effects including the following can be expected. However, the present invention is not established when all of the following effects are exerted.

The connector of the present invention has the effect of allowing consumers to recognize that it is completely fastened during assembly by applying a stopper and clip structure. Therefore, it is possible to reduce the possibility of product malfunction by preventing a problem of terminal separation that may occur when fastening between connectors is incomplete.

In addition, when the present invention is formed in a button-type structure, it has an effect of improving the ease of attachment and detachment of the bracket by a user, and when it is formed in a detachable tool structure, it is possible to ensure safety by preventing the user from frequently attaching and detaching the bracket.

1 is an exploded perspective view showing a fastening structure between a conventional ICCB and a connector;
2 is a plan view showing the fastening relationship between an ICCB and a connector according to the present invention;
3 is an exploded perspective view and a perspective view showing a fastening structure of a first embodiment of a bracket in the present invention;
4 is a cross-sectional view A-A' of FIG. 3;
5 is an exploded perspective view and a perspective view showing a fastening structure of an ICCB-side connector in the present invention;
6 is a fastening flow chart of the present invention;
7 is a desorption sequence diagram when the first embodiment of the bracket is applied in the present invention;
8 is an exploded perspective view and a perspective view showing a second embodiment of a bracket in the present invention;
Figure 9 is a detachment flow chart in the case of applying the second embodiment of the bracket in the present invention.

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

Figure 2 is a plan view showing the fastening relationship between the ICCB and the connector of the present invention, Figure 3 is an exploded perspective view and perspective view showing the fastening structure of the first embodiment of the bracket in the present invention, Figure 4 is the A-A' cross-sectional view of FIG. 5 is an exploded perspective view and a perspective view showing the fastening structure of the ICCB-side connector in the present invention, FIG. 6 is a fastening sequence diagram of the present invention, and FIG. 7 is a detachment sequence chart when the first embodiment of the bracket is applied in the present invention.

As shown in these drawings, in one embodiment of the present invention, the first connector is formed at the end of the outlet cable 17, and the second connector is formed to protrude from one side of the ICCB 20, so that the first connector and A bracket 10 is fastened so that the first connector is electrically connected in a male-female relationship, and is inserted into the outer circumference of the outlet cable and coupled to the outer circumference of the second connector to fix the fastening of the first connector and the second connector. The present invention is characterized by the connection relationship between the second connector and the bracket, and the second connector is hereinafter referred to as the connector 22. As examples of brackets, the first bracket 10 and the second bracket 100 will be described in detail.

As shown in FIG. 3, the first bracket 10 is formed in a tubular shape with a thickness, and a hole through which the cable 17 can pass is formed inside, and is formed on the outer circumference of the connector 22 of the ICCB 20. A screw thread is formed on the inner circumference so that it can be coupled. The surface having the thickness of the first bracket 10 is coupled toward the ICCB 20, and a fastening protrusion 12 is formed on one side of the surface having this thickness. An inclined surface may be formed on one side of the fastening protrusion 12, and the inclined surface may be formed in a direction rotated when the bracket is fastened.

A clip groove 16 into which the clip 13 can be inserted may be recessed at the side of the fastening protrusion 12 . The clip 13 is a means for releasing the fastened state of the first bracket 10 to the connector 22 . The clip 13 includes a fixing surface 13b fixed to the first bracket 10 and a release surface 13c extending from the fixing surface 13b and bent in a direction facing the fixing surface 13b. do. The clip 13 is made of a material having elasticity, so that when force is applied to the release surface 13c in the thickness direction of the first bracket 10, the release surface 13c can flow by the elastic force. In addition, the release surface 13c may be formed with a length that can protrude more than the end of the fixing surface 13b when pressed in the direction of the fixing surface 13b. In addition, a mounting hole 13a may be formed through the releasing surface 13c. The mounting hole 13a is a means for fixing the pressing means to the clip 13, and is formed through as shown enlarged in FIG. 4, and a circular protrusion 13a' protruding in a semicircular shape may be formed on one side .

The first bracket 10 has a press hole communicating with the clip groove 16, and a press means capable of applying force to the clip 13 is installed in the press hole. In the first embodiment, the push hole may be the button hole 15 and the push means may be the button 14.

Button 14 is shown in FIG. 4 . Referring to this, the button 14 is inserted into the button hole 15 and a button body 14a installed so that a part of it is exposed to the outside of the first bracket 10, and the first bracket 10 from the button body 14a. It may include a connection portion (14b) that protrudes and extends toward the center of, that is, the clip (13). The connecting portion 14b is inserted into and fixed to the mounting hole 13a, and has a circular groove 14c formed in a shape complementary to the circular protrusion 13a' formed in the mounting hole 13a. Therefore, when the button 14 is inserted, the button 14 and the clip 13 may be connected by the structure of the circular protrusion 13a' and the circular groove 14c.

A fixing structure of the connector 22 formed on the ICCB 20 will be described with reference to FIG. 5 . A connector 22 protrudes from one side of the ICCB body 21 in a tubular shape, and a terminal may protrude from the inside. Also, a screw thread for coupling with a bracket is formed on an outer surface of the connector 22 .

In addition, a stopper 26 to which the above-described fastening protrusion 12 can be fastened may be installed on one side of the ICCB body 21. The stopper 26 is installed near the connector 22, and an insertion groove for installing the stopper 26 may be recessed on the side of the ICCB body 21. The insertion groove may be divided into a first insertion groove 23 and a second insertion groove 24, as shown in the drawing, or may be formed as a single groove. The first insertion groove 23 may be a space for installing the stopper 26, and the second insertion groove 24 may be a space for the flow of the stopper 26.

A hook 25 capable of shrinking in the radial direction is formed in the first insertion groove 23 . The hook 25 may be formed of a material and structure having elasticity. In particular, with respect to the structure, the hook 25 has a radially split shape, and each piece is spaced apart so that it can flow in the radial direction. In addition, it is formed in an arrow shape as a whole, which is an advantageous shape to be inserted.

The stopper 26 may include an installation surface 27 installed in the first insertion groove 23 and a fastening surface 28 to which the fastening protrusion 12 is fastened. Since a hook hole 27a is formed in the installation surface 27, the stopper 26 can be installed in the ICCB 20 by inserting the installation surface 27 into the hook 25. The fastening surface 28 may be formed extending from the installation surface 27 and bent to face the installation surface 27 . When the stopper 26 is installed, the fastening surface 28 may be formed to form an inclined surface with the ICCB body 21. The inclination direction may be formed in a more protruding direction along the fastening direction of the first bracket 10 . Therefore, the end of the fastening surface 28 becomes a free end, and when a force is applied in a direction toward the inside of the ICCB 20, it becomes a shape that can be elastically deformed. Meanwhile, an end of the fastening surface 28 may be bent toward the ICCB 20 again to form an insertion surface 29 inserted into the second insertion groove 24 .

According to the structure described above, the first bracket 10 and the connector 22 are fastened by screwing (see FIG. 6 (a)), and the part where the first bracket 10 is fastened (FIG. 6 (b) Reference), the fastening protrusion 12 moves while pressing the fastening surface 28, and then is inserted into the fastening hole 28a (see FIG. 6 (c)), and the position of the fastening surface 28 is restored so that the fastening protrusion 12 is caught, and the user has the effect of recognizing whether or not it is completely fastened.

And when the user wants to attach and detach the first bracket 10, when the user presses the button 14 (refer to FIG. 7 (a)), the fastening surface 28 of the stopper 26 is caused by the release surface 13c of the clip 13. ) is pressed and the fastening protrusion 12 can be separated from the fastening hole 28a (Fig. 7 (b). In this state, it is possible to remove the first bracket 10 by rotating it in the reverse direction.

Hereinafter, each configuration of the second embodiment of the present invention will be described. The second embodiment is different from the first embodiment in the structure of pressing the clip of the bracket, and the bracket of the second embodiment is referred to as a second bracket. Hereinafter, the same reference numerals are used for the same parts and descriptions are omitted.

Figure 8 is an exploded perspective view and a perspective view showing a second embodiment of the bracket in the present invention, Figure 9 is a detachment flow chart in the case of applying the second embodiment of the bracket in the present invention.

Referring to FIG. 8 , the second bracket 100 has a press hole communicating with the clip groove 16, and a press means capable of applying force to the clip 13 is installed in the press hole. In the second embodiment, the pressing hole is a pinhole 115, and the pressing means may include a pressing pin 114 and a detachment tool 30.

The push pin 114 is inserted into the side of the second bracket 100 and serves as a means for pressing the clip 13. Unlike the button 14, the push pin 114 does not protrude out of the second bracket 100, and the user can press it by hand. It is inserted so as not to protrude outside the second bracket 100 so as not to be able to do so, and can be mounted in the mounting hole 13a of the clip 13.

When the user wants to release the stopper 26 and remove the second bracket 100, the user can use the detachment tool 30. An end of the detachment tool 30 may be formed in a rod shape insertable into the pinhole 115 . Therefore, when the user inserts the end of the detachment tool 30 into the pinhole 115 and presses the push pin 114 toward the center of the ICCB 20 (see FIG. 9 (c)), the release surface 13c of the clip 13 While protruding outward from the second bracket 100, the fastening surface 28 of the stopper 26 is pushed so that the fastening protrusion 12 can be separated from the fastening hole 28a (see FIG. 9 (b)). Thereafter, the second bracket 100 can be rotated in the reverse direction to be detached from the ICCB 20 (see FIG. 9 (c)).

In this specification, each embodiment has been separately described, but embodiments that can be derived by combining each embodiment also fall within the scope of the present invention.

The above description is only illustrative of the technical idea of the present invention, and those skilled in the art can make various modifications and variations without departing from the essential characteristics of the present invention. The protection scope of should be interpreted by the claims below, and all technical ideas within the equivalent range should be construed as being included in the scope of the present invention.

10 First bracket 11 Bracket body
12 fastening protrusion 13 clip
13a mounting hole 13a' circular protrusion
13b fixed face 13c release face
14 button 14a button body
14b connection part 14c circular groove
15 button hole 16 clip groove
17 cable 100 2nd bracket
114 push pin 115 pin hole
20 ICCB 21 ICCB body
22 Connector 23 First insertion groove
24 Second insertion groove 25 Hook
26 Stopper 27 Mounting surface
27a hook hole 28 fastening surface
28a fastening hole 29 insertion surface
30 Removal tool

Claims (8)

A first connector formed at the outlet;
a second connector formed on one side of the ICCB and fastened to the first connector;
a bracket coupled to the outside of the second connector to fix the first connector and the second connector;
including,
The bracket is formed in a tubular shape, the inner circumferential surface is screwed to the outer circumferential surface of the second connector, and fastening protrusions are formed on the thick surface,
a stopper formed on one side of the ICCB to be engaged with the fastening protrusion at a position where the bracket is completely fastened;
Including more,
The stopper,
An installation surface fixed to one side of the ICCB and a fastening surface extending from the installation surface and bent in a direction facing the installation surface and having a fastening hole through which the fastening protrusion can be inserted,
The fastening surface has one end connected to the installation surface and the other end formed as a free end so that it can flow in the direction of the installation surface,
The connector, characterized in that the stopper is installed such that the fastening surface forms an inclination with one side surface of the ICCB.
delete According to claim 1,
A hook protruding in the radial direction is formed on one side of the ICCB,
A connector characterized in that a hook hole into which the hook can be inserted is formed through the fastening surface of the stopper.
According to claim 3,
An insertion groove is formed on one side of the ICCB,
The connector according to claim 1 , wherein the hook protrudes outward from the ICCB from the concave portion of the insertion groove.
According to any one of claims 1, 3 or 4,
A clip groove is concave in the longitudinal direction at a position spaced apart from the fastening protrusion on the surface of the bracket having a thickness, and a press hole communicating with the clip groove is formed through the side of the bracket,
a clip inserted into the clip groove and elastically deformable in the thickness direction of the bracket; and
a pressing means inserted into the pressing hole, coupled to the clip, and elastically deforming the clip;
A connector characterized in that it further comprises.
According to claim 5,
The clip includes a fixing surface inserted into the clip groove and fixed, and a release surface extending from the fixing surface and bent in a direction facing the fixing surface,
The connector, characterized in that the end of the release surface protrudes in the longitudinal direction of the bracket when force is applied toward the center of the bracket by the pressing means.
According to claim 5,
The pressing means is a button installed on the outer surface of the bracket,
The push hole is a button hole into which the button is inserted,
The button may include a button body exposed on an outer surface of the bracket and a connecting portion extending from an inner surface of the button body toward the clip groove.
According to claim 5,
The pressing means is a push pin accommodated inside the side surface of the bracket,
The push hole is a pin hole into which the push pin is inserted,
a detachable tool having an end inserted into the pinhole to press the push pin;
A connector characterized in that it further comprises.

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