KR20110117937A

KR20110117937A - Box for vehicle

Info

Publication number: KR20110117937A
Application number: KR1020100037451A
Authority: KR
Inventors: 장철진
Original assignee: 한국단자공업 주식회사
Priority date: 2010-04-22
Filing date: 2010-04-22
Publication date: 2011-10-28

Abstract

The present invention is a vehicle box. The box of the present invention comprises a first cover 30 and a second cover 50, the first cover 30 is formed so that the coupling slit 32 is open to the edge. A fastening shield 40 is formed on the first cover 30 to shield a portion of the coupling slit 32. The hooking jaw 42 is formed at a portion of the fastening shield 40 facing the outer surface of the first cover 30. The hooking jaw 42 is divided into two parts by the avoidance slit 45 formed in the fastening shielding part 40. A protective recess surrounding the edge of the avoidance slit 45 may be formed to be recessed. In addition, the protective ribs 47 protrude along both ends of the avoidance slit 45. A fastening hook 60 is formed on the second cover 50, and the fastening hook 60 extends from the second cover 50 in an assembly direction with the first cover 30. The fastening hook 60 is provided with a release piece 68 positioned in the avoidance slit 45 to protrude, and a locking jaw 64 coupled to the hooking jaw 42 is formed in the width direction. A support surface 33 is formed at the coupling slit 32 corresponding to the free end of the fastening hook 60, and the support jaw 34 having an inclined surface 35 is provided at the support surface 33. Guide the tip of 60). According to the present invention as described above there is an advantage that the separation between the first cover 30 and the second cover 50 is easy.

Description

Box for vehicle

The present invention relates to a vehicle box, and more particularly, a state in which the first cover and the second cover constituting the exterior of the vehicle box, such as a fuse box or a junction box, which are provided with various electrical components, are released. It relates to a vehicle box which can be held by pressing.

In general, various boxes such as joint boxes, fuse boxes or junction boxes are used in automobiles. For example, a fuse box is a collection of fuses associated with various electric components, and is a series of components installed in an automobile to prevent overcurrent from flowing to various components of the automobile. To this end, many fuses, relays, and electronic components are installed inside the fuse box.

In FIG. 1, the main part of the fuse box according to the prior art is shown in a separate perspective view, and in FIG.

According to the drawing, the first cover 11 and the second cover 21 are coupled to each other to form an appearance of the fuse box 10. The first cover 11 is formed in a substantially hexahedral shape in which an upper portion thereof is opened. An inner space 13 is formed inside the first cover 11 to open upward.

The second cover 21 to be described below is coupled to the inner space 13. When the second cover 21 is coupled to the inner space 13, the first cover 11 surrounds the side and bottom of the second cover 21.

A fastening part 15 is formed on an outer surface of the first cover 11. A fastening hook 25 is formed to protrude at a corresponding position on the outer surface of the second cover 21 to fix the second cover 21 in the first cover 11.

In addition, the outer surface of the first cover 11 is provided with a guide coupling portion 17, the insertion hole 18 is formed to penetrate the top and bottom of the guide coupling portion 17. An adhesion guide 27 formed at a corresponding position on the outer surface of the second cover 21 is inserted into the insertion hole 18 to fix the second cover 21 and the first cover 11 without play. .

However, the vehicle box according to the prior art as described above has the following problems.

In order to separate the coupling between the first cover 11 and the second cover 21, it is necessary to separate the fastening hook 25 from the fastening part 15. In this case, as shown in FIG. 2, since the fastening hook 25 is surrounded by the fastening part 15, the fastening hook 25 is elastically deformed and separated from the fastening part 15. Is difficult. Therefore, in the process of separating the fastening hook 25 from the fastening part 15, there is a problem that the fastening hook 25 may be damaged and the product may be damaged.

In addition, since the plurality of fastening hooks 25 are formed in the second cover 21, the worker should separate the fastening hooks 25 one by one to separate them from the fastening portion 15. That is, the fastening hook 25 must be completely separated from the fastening part 15 so that it can be completely separated from the first cover 11, and any one fastening hook 25 is first separated from the fastening part 15. Then, while the other fastening hook 25 is separated from the fastening part 15, the previously fastened hook 25 is restored to a circular shape and is re-hung on the fastening part 15. Therefore, since the worker has to separate the fastening hook 25 from the fastening part 15 again, the work is very cumbersome and inconvenient.

Accordingly, an object of the present invention is to solve the problems of the prior art as described above, and to press only the release button to allow the operator to separate the first cover and the second cover.

Another object of the present invention is to provide a vehicle box in which an elastic deformation state of the fastening hook is temporarily maintained in the process of separating the fastening hook and the fastening shield provided for coupling the first cover and the second cover.

According to a feature of the present invention for achieving the object as described above, the present invention comprises a first cover formed with an inner space in which the parts are mounted, the coupling slit opening through the leading edge; A second cover coupled to an upper side of the first cover to shield an upper surface of the first cover; A fastening shielding portion formed on an outer surface of the first cover to shield a portion of the coupling slit, a avoiding slit formed in a coupling direction of the second cover, and a hooking jaw facing the outer surface of the first cover; The hooking jaw is formed at a position corresponding to the fastening shielding portion at an outer edge of the second cover and is located at the coupling slit, and is formed to be elastically deformed toward an inner space of the first cover. A fastening hook having a locking jaw to be hooked on the hook, wherein the fastening hook is formed on the fastening hook so as to protrude to the outside of the fastening shielding part through the avoidance slit; The engaging slit is formed with a supporting jaw to push up the hook and maintain it in an elastically deformed state when the fastening hook is released.

Protective ribs protrude a predetermined length side by side on the outer surface of the fastening shield portions corresponding to both sides of the avoidance slit.

A protective recess is formed along the edge of the avoidance slit to concave than the outer surface of the fastening shield.

A support surface for supporting the front end of the fastening hook is formed on the coupling slit facing the front end of the fastening hook, and the support jaw is formed to protrude.

The fastening hook has a base connected to the second cover, the free end extending in a direction to be coupled to the first cover, and the locking step to be hooked to the hook jaw formed in the fastening shield in the width direction thereof. Is formed to protrude, the release piece is formed between the locking step and the free end protruding.

The guide surface guided to the support jaw formed on the support surface is inclined at the front end of the fastening hook.

In the vehicle box according to the present invention having such a configuration, the following effects can be expected.

In the present invention, since the release piece is exposed to the outside through the avoidance slit formed in the fastening shielding portion of the first cover, when the operator presses the release piece, the coupling between the first cover and the second cover is released. Therefore, when the second cover is removed from the first cover in a state in which the first cover and the second cover are coupled, the first cover and the second cover may be damaged since the operator only needs to press the release piece. It has a decreasing effect.

In the present invention, while the coupling between the first cover and the second cover is separated, the state in which the hook is formed on the coupling slit of the first cover is prevented from being restored to the circular shape. It can be maintained. Therefore, workability for separating the first cover and the second cover is improved.

1 is an exploded perspective view showing the configuration of a box according to the prior art.
Figure 2 is a partial cross-sectional perspective view showing the main configuration of the box according to the prior art.
Figure 3 is a perspective view showing the configuration of a preferred embodiment of a vehicle box according to the present invention.
Figure 4 is a partial cross-sectional perspective view showing the main portion of the embodiment of the present invention.
5 is a cross-sectional view showing the main portion of the embodiment of the present invention.
Figure 6 is a perspective view showing a hook portion of the second cover constituting an embodiment of the present invention.

As shown in these figures, the appearance and skeleton of the box are formed by the first cover 30. The first cover 30 is formed of an insulating material such as synthetic resin. The first cover 30 is formed in a substantially hexahedral shape that is opened upwardly, and components such as a substrate are mounted therein. As shown in FIG. 5, an inner space 31 is formed in the first cover 30 to be opened upward.

A plurality of coupling slits 32 are formed in the first cover 30. The coupling slit 32 is formed through the inner space 31 and the outside of the first cover 30 to communicate with each other. The coupling slit 32 extends from the leading edge of the first cover 30 in a direction in which the second cover 50 to be described below is coupled. The coupling slit 32 is a portion where the fastening hook 60 of the second cover 50 to be described below is located.

As shown in FIG. 5, the support surface 33 is formed at the coupling slit 32 facing the tip of the fastening hook 60. The distance between the leading edge of the first cover 30 and the support surface 33 is formed to correspond to the length between the base of the fastening hook 60 and the free end of the free end to be described below. This is because the front end of the fastening hook 60 is supported on the support surface 33 in the process of coupling the first cover 30 and the second cover 50, the second cover 50 is the first cover This is to prevent excessive insertion into the interior of the (30).

The support jaw 34 is formed to protrude from the support surface 33. The supporting jaw 34 serves to support the tip of the fastening hook 60 so that the fastening hook 60 is not arbitrarily elastically deformed in the state in which the fastening hook 60 is located in the coupling slit 32. In addition, the support jaw 34 supports the fastening hook 60 to prevent the fastening hook 60 from being restored in a circular shape while separating the coupling between the first cover 30 and the second cover 50. do.

An inclined surface 35 is formed on the support jaw 34. The inclined surface 35 is formed at a position corresponding to the guide surface 66 of the fastening hook 60 to be described below. The inclined surface 35 is formed to be inclined upward toward the tip of the support jaw 34. The inclined surface 35 elastically deforms the fastening hook 60 while contacting the guide surface 66 of the fastening hook 60 to be described below, so that the tip of the fastening hook 60 rides on the support jaw 34. The second cover 50 is guided so that the second cover 50 can be slightly lifted while being released from the first cover 30.

A fastening shield 40 is provided at the first cover 30 at a position corresponding to the coupling slit 32. The fastening shield 40 is provided to be spaced apart from the first cover 30 in a direction parallel to the outer surface of the first cover 30. The fastening shield 40 is formed to surround a portion of the coupling slit 32. The fastening shield 40 is formed to extend in a direction in which the second cover 50 is coupled to the first cover 30. The fastening shield 40 is a part that is coupled to the fastening hook 60 of the second cover 50.

As shown in FIG. 4, a hooking jaw 42 is formed to protrude from the front end of the coupling shielding portion 40 facing the coupling slit 32. The engaging jaw 64 of the fastening hook 60 to be described below is fixed to the hanging jaw 42, thereby serving to fasten the first cover 30 and the second cover 50.

Guide hangers 43 are formed on the hanging jaw 42. The guide inclined surface 43 is formed to be inclined downward toward the hanger 42 from the leading edge of the fastening shield 40. The guide inclined surface 43 guides the fastening hook 60 of the second cover 50 so as to smoothly elastically deform. That is, the guide inclined surface 43 serves to guide the hooking jaw 64 of the fastening hook 60 to be easily walked on the hooking jaw 42.

The fastening shielding portion 40 is formed with an avoidance slit 45 from the upper end to the middle portion. The avoidance slit 45 prevents interference between the release piece 68 and the shielding fastening portion 40 to be described below. By the avoidance slit 45, the hooking jaw 42 is divided into two.

A protective recess 46 is formed along the edge of the avoiding slit 45 of the shielding fastening portion 40. The protective groove 46 serves to minimize the degree of protrusion of the release piece 68 to be described below. That is, even if the release piece 68 does not protrude much, it is possible to press easily, so that the fastening hook 60 can be easily elastically deformed. The protective ribs 47 protrude along both ends of the avoidance slit 45 so as to extend in the same direction as the formation direction of the avoidance slit 45. The protective rib 47 serves to prevent any external force from acting on the release piece 68. The protective ribs 47 are formed to be spaced apart from the protective groove 46 by a predetermined distance, so as to protect the release piece 68 in cooperation with the protective groove 46 and to be easily deformed by an operator. It is.

The second cover 50 is coupled to the internal space 31 of the first cover 30. The second cover 50 is coupled to the upper side of the first cover 30, and serves to shield and protect the substrate and the like installed on the first cover 30. The second cover 50 is equipped with various electrical appliances including relays and fuses.

A fastening hook 60 is formed at an outer edge of the second cover 50 at a position corresponding to the fastening shield 40. The fastening hook 60 is formed in a shape substantially corresponding to the shape of the coupling slit 32 on a plate. The fastening hook 60 is formed integrally with the second cover 50 and has elasticity due to its material and shape. That is, the fastening hook 60 has a cantilever shape in which the deformation slits 62 are formed at both sides thereof, and extends in the direction of engagement with the first cover 30. The fastening hook 60 is engaged with the fastening shield 40 to serve to couple the second cover 50 to the first cover 30.

The fastening hook 60 has a bottom portion connected to the second cover 50, and a free end portion extends in a direction in which the fastening hook 60 is coupled to the first cover 30. In this way, the fastening hook 60 is elastically deformed toward the inner space 31 of the first cover 30 to be hanged on the hooking jaw 42 of the fastening shield 40.

As shown in FIG. 4, the locking hook 60 is formed to protrude from the fastening hook 60. The locking jaw 64 is formed to protrude toward the fastening shield 40. The locking jaw 64 is fastened by being fixed to the hanging jaw 42 to serve to fasten the second cover 50 to the first body 30. The latching jaw 64 is hooked to the hooking jaw 42 when the fastening shield 40 is elastically deformed toward the inner space 31 of the first cover 30 and then restored. The second cover 50 and the first cover 30 may be firmly coupled. The latching jaw 64 is formed to be long in the width direction of the fastening hook 60 and is simultaneously engaged with the hooking jaw 42 divided into two.

An inclined surface 64 ′ is formed at the locking jaw 64 to gradually lower toward the front end of the fastening hook 60. The inclined surface 64 ′ elastically deforms the fastening hook 60 while contacting the guide inclined surface 43 of the hanging jaw 42, so that the locking jaw 64 is more easily attached to the hanging jaw 42. To be inserted.

A guide surface 66 is formed at a position adjacent to the front end of the free end of the fastening hook 60. The guide surface 66 is formed at the tip of the fastening hook 60 facing the support jaw 34. The guide surface 66 is formed to be inclined upward toward the base of the fastening hook 60. The guide surface 66 is guided along the inclined surface 35 of the support jaw 34 so that the fastening hook 60 can be elastically deformed smoothly in a direction away from the fastening shield 40.

A release piece 68 is provided on a surface of the coupling hook 60 facing the coupling shield 40. The release piece 68 is located in the avoidance slit 45, and when pressed by the operator serves to allow the fastening hook 60 to elastically deform. The release piece 68 may protrude slightly more than the outer surface of the fastening shield 40. Of course, it should not protrude further than the protective rib 47. The release piece 68 may be relatively less protruded to the outer surface of the fastening shield 40 by the presence of the protective recess 46.

Hereinafter, the use of the vehicle box according to the present invention having the configuration as described above will be described in detail.

It will be described that the second cover 50 is mounted on the first cover 30 in the present invention. First, the fastening hooks 60 of the second cover 50 are positioned at positions corresponding to the fastening shields 40 of the first cover 30, respectively.

In this state, when the second cover 50 is pressed toward the first cover 30, the tip of the fastening hook 60 is guided along the coupling slit 32 of the first cover 30. As described above, when the second cover 50 is continuously pressed toward the first cover 30, the inclined surface 64 ′ of the locking jaw 64 of the fastening hook 60 is connected to the fastening shield 40. It is guided along the guide inclined surface 43 formed on the hanging jaw 42. As such, while the locking jaw 64 of the coupling hook 60 is in contact with the hooking jaw 42 of the coupling shield 40, the coupling hook 60 is an internal space of the first cover 30. Elastically toward 31).

On the other hand, when the fastening hook 60 is elastically deformed toward the internal space 31 of the first cover 30, the locking jaw 64 of the fastening hook 60 is the hook of the fastening shield 40 Hang on the jaw 42. At the same time, the fastening hook 60 is restored to a circular shape again, so that the first cover 30 and the second cover 50 are fixed to each other.

In such a process, when the release piece 68 enters the avoidance slit 45 and the fastening hook 60 is engaged with the fastening shield 40, the release piece 68 is connected to the avoidance slit 45. In a state of being positioned slightly protruded to the outside of the fastening shield 40.

In this case, the tip of the fastening hook 60 is supported by the support jaw 34 of the coupling slit 32, so that the fastening hook 60 is removed from the hooking jaw by an external force of a predetermined level or less. It is prevented from deforming in the direction away.

Meanwhile, in order to separate the second cover 50 from the first cover 30, the release piece 68 of the fastening hook 60 is directed toward the internal space 31 of the first cover 30. Should be pressed. By pressing the release piece 68, the fastening hook 60 is elastically deformed toward the inner space 31 of the first cover 30, and at the same time, the locking jaw 64 of the fastening hook 60. ) Is separated from the hooking jaw 42 of the fastening shield 40, and the tip of the fastening hook 60 is moved along the supporting jaw 34.

In this case, as shown by a dotted line in FIG. 5, the guide hook 66 formed at the front end of the fastening hook 60 is guided along the inclined surface 35 of the support jaw 34 while the fastening hook 60 is mounted. ) Is elastically deformed toward the inner space 31 of the first cover 30, that is, in the direction of arrow A shown in FIG. 6.

That is, when the release piece 68 is pressed, the fastening hook 60 moves in the direction of arrow A and the second cover 50 is pushed up in the direction of arrow B, thereby allowing the operator to easily move the first cover ( 30, the second cover 50 may be separated. That is, the front end of the fastening hook 60 is hooked to the support jaw 34, so that it can not arbitrarily ride over the support jaw 34 so that the fastening hook 60 can not be restored to a circular shape. Therefore, when each fastening hook 60 is released in this manner, the first cover 30 and the second cover 50 can be easily separated.

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.

In the illustrated embodiment, the support jaw 34 is formed to protrude from the support surface 33 of the first cover 30, but is not necessarily limited thereto. For example, the support jaw 34 may be formed to protrude from one side of the coupling slit 32 facing the other end of the coupling hook 60 toward the other side.

In addition, in the illustrated embodiment, the protective groove 46 and the protective rib 47 are formed to prevent the smooth operation of the release piece 68 and any external force acting. However, the protective groove 46 and the protective rib 47 are not necessarily used. In addition, the protective groove 46 and the protective ribs 47 are not necessarily to be used at the same time.

30: first cover 31: internal space
32: engaging slit 33: support surface
34: support jaw 35: inclined surface
40: fastening shield 42: hook chin
43: guide slope 44: insertion hole
45: Evasion Slit 46: Protective Home
47: protective rib 50: second cover
60: fastening hook 62: deformation slit
64: hanging jaw 64 ': slope
66: guide surface 68: release piece

Claims

A first cover having an inner space in which the components are mounted, and having a coupling slit opened through the leading edge;
A second cover coupled to an upper side of the first cover to shield an upper surface of the first cover;
A fastening shielding portion formed on an outer surface of the first cover to shield a portion of the coupling slit, a avoiding slit formed in a coupling direction of the second cover, and a hooking jaw facing the outer surface of the first cover; And,
It is formed at a position corresponding to the fastening shielding part on the outer edge of the second cover and is located in the coupling slit, and is formed to be elastically deformed toward the inner space of the first cover and hangs on the hanger through the elastic deformation. It is configured to include; fastening hook having a stopping jaw;
A release piece protrudes from the fastening hook so as to protrude to the outside of the fastening shielding portion through the avoidance slit, and the fastening hook is pushed up to the engaging slit facing the distal end of the fastening hook when the fastening hook is released. Vehicle box characterized in that the support jaw is formed to be maintained in a deformed state.

The vehicle box according to claim 1, wherein protective ribs protrude from the outer surface of the fastening shielding portions corresponding to both sides of the avoiding slit by a predetermined length.

The vehicle box according to claim 2, wherein a protective recess is formed along the edge of the avoiding slit so as to be recessed from the outer surface of the fastening shielding portion.

According to any one of claims 1 to 3, The coupling slit facing the front end of the hook is formed with a support surface for supporting the front end of the fastening hook, the support surface is formed to protrude the support jaw Car box characterized in that.

The hook hook of claim 4, wherein the fastening hook has a base connected to the second cover, a free end extending in a direction to engage the first cover, and a hanging jaw formed in the fastening shield in the width direction thereof. The locking jaw is formed to protrude, the vehicle box, characterized in that the release piece is formed between the locking jaw and the free end protruding.

The vehicle box according to claim 5, wherein a guide surface guided to the support jaw formed on the support surface is inclined at the front end of the fastening hook.