Circuit board control box

Abstract

The utility model discloses a circuit board control box, which comprises a box body and a cover body, the box body and the cover body are detachably assembled through a locking piece, the circuit board control box provided by the utility model is characterized in that a bearing piece and a clamping piece are arranged in the box body, the bearing piece is used for bearing a circuit board, and the clamping piece is used for being matched with the bearing piece to lock the circuit board together; the clamping piece further has the characteristic of an inclined plane, the lower portion of the clamping piece is an anti-disengagement end, during installation, the circuit board only needs to be aligned to the approximate position of the box body to be pressed downwards, the automatic clamping function can be achieved, after clamping, a gap between the bearing piece and the clamping piece is used for forming a space for clamping the circuit board, the clamping structure is very firm, and installation is convenient. The periphery of the circuit board can be fixed, in order to enable the circuit board to be quickly clamped downwards in place, a plurality of limiting pieces are arranged in the patent, the limiting pieces are regularly distributed on the inner side wall of the box body according to the number to form an enclosed space, and the limiting pieces also have the inclined plane attribute, so that the circuit board can be quickly clamped in place.

Description

TECHNICAL FIELD

[0001] The utility model relates to circuit board fixing device technical field especially relates to a circuit board control box. BACKGROUND

[0002] In the mounting structure of the circuit board of the electric appliance product, the commonly used structure is still installing the circuit board together with the main part, and this kind of mounting structure needs to set up the column hole for the screw hole column to pass through on the circuit board to help its fixation on the corresponding shell seat, so that the position of the column hole and its periphery cannot configure the electronic components, which brings great wiring design trouble to the circuit board designer, simultaneously leads to the use rate of the whole circuit board to be low and the overall circuit board area to increase, and this kind of structure is also quite troublesome when assembling the circuit board, and it needs complex alignment or screw locking, so that the overall use is very troublesome. SUMMARY

[0003] In order to overcome the defects of the prior art, the purpose of the utility model is to provide a circuit board control box to solve the technical problems mentioned in the background art.

[0004] To solve the technical problems, the utility model adopts the following technical scheme:

[0005] A circuit board control box, comprising a box body and a cover body, wherein the box body and the cover body are detachably assembled through a locking piece, the box body is provided with a first slot for threading the circuit board, one side of the box body is provided with a supporting piece and a clamping piece, wherein the supporting piece is located on the bottom wall or the side wall of the box body and is used for supporting the circuit board, and the clamping piece is located above the supporting piece and on the side wall of the box body and is used for locking the circuit board.

[0006] Specifically, the clamping piece comprises a positioning end and an anti-dropping end, wherein the positioning end is located above the anti-dropping end and has a slope property, and the gap between the anti-dropping end and the upper end face of the supporting piece forms a circuit board clamping space.

[0007] Specifically, the locking piece comprises a first locking piece and a second locking piece, the first locking piece is located on one side of the cover body and can extend downward into the inner wall of the box body, and the second locking piece is located on the inner wall of the box body and can be matched with the first locking piece to perform clamping locking.

[0008] Specifically, the first locking piece is a buckle, and the second locking piece is a clamping groove.

[0009] Specifically, the first locking piece is a clamping groove, and the second locking piece is a buckle.

[0010] Further comprising a limiting piece, the limiting piece is located at the side wall or the bottom wall of the box body and comprises a plurality of surrounding intervals around the outer periphery of the circuit board.

[0011] Specifically, the limiting member has a slope with the same attribute as the entering end.

[0012] Specifically, one side of the cover is provided with a second slot, and the opening directions of the first slot and the second slot are perpendicular to each other.

[0013] Compared with the prior art, the utility model has the beneficial effects that:

[0014] The circuit board control box provided by the utility model is provided with a supporting member and a clamping member in the box body, the supporting member is used for supporting the circuit board, the clamping member is used for locking the circuit board together with the supporting member, the clamping member also has a slope characteristic, and the lower part of the clamping member is a anti-falling end; during installation, only the circuit board needs to be aligned with the approximate position of the box body and pressed downward, so that the automatic clamping effect can be realized; after clamping, the space for clamping the circuit board is formed by the analysis between the supporting member and the clamping member; the clamping structure is very firm, and the circuit board can be fixed around; in order to enable the circuit board to be clamped to the position quickly, the limiting member is arranged in the patent, the limiting member is regularly distributed on the inner side wall of the box body in a plurality of numbers, a closed space is formed, and the limiting member also has a slope attribute, so that the circuit board can be clamped into the position quickly, and therefore, the labor for assembling the circuit board can be saved greatly. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 : it is one of control box overall structure exploded view of the utility model;

[0016] Figure 2 : it is second control box overall structure exploded view of the utility model;

[0017] Figure 3 : it is control box overall structure assembly state perspective drawing of the utility model;

[0018] Figure 4 : it is control box overall structure assembly state plan view of the utility model;

[0019] Figure 5 : Figure 4 : it is A-A direction section view and enlarged view;

[0020] Figure 6 : Figure 4 : it is B-B direction section view;

[0021] Figure 7 : box body structure perspective view;

[0022] Figure 8 : box body structure plan view;

[0023] Figure 9 : it is control box component installation flow chart under section view state;

[0024] In the figure: box 1, cover 2, locking piece 3, first slot 101, support piece 4, clamping piece 5, entry end 51, anti-drop end 52, first locking piece 31, second locking piece 32, limiting piece 6, second slot 201, circuit board 7. DETAILED DESCRIPTION

[0025] The utility model will be further described below in combination with the drawings and specific embodiments, it is explained that, under the premise of not conflicting, the following described each embodiment or each technical feature between can be combined to form new embodiment.

[0026] Reference Figures 1 to 9 :

[0027] The utility model discloses a kind of circuit board 7 control boxes, including box 1 and cover 2, wherein box 1 and cover 2 are detachably assembled by locking piece 3, preferably, locking piece 3 includes first locking piece 31 and second locking piece 32, the first locking piece 31 is located in the side of cover 2 and can be extended downwards to the inner wall of box 1, the second locking piece 32 is located in the inner wall of box 1 and can be clamped with first locking piece 31 and cooperates to be locked, preferably, the first locking piece 31 is buckle, the second locking piece 32 is card slot, specifically, first slot 101 for circuit board 7 threading is equipped on the box 1, and the connecting line of external component enters into circuit board 7 and is connected with it by the slot, specifically, one side in the box 1 is equipped with support piece 4 and clamping piece 5, wherein support piece 4 is located on the bottom wall or side wall of box 1 and is used to support circuit board 7, the clamping piece 5 is located above support piece 4, on the side wall of box 1 and is used to lock circuit board 7.

[0028] Specifically, the engaging member 5 includes an entry end 51 and an anti-extraction end 52, wherein the entry end 51 is located above the anti-extraction end 52 and has a beveled property, which includes a flat bevel and a curved bevel with arc or convex properties, preferably, the bevel is at an acute angle with the inner side wall of the box body 1, and the gap between the anti-extraction end 52 and the upper end surface of the supporting member 4 constitutes a circuit board 7 clamping space, preferably, the anti-extraction end 52 is a flat surface parallel to the bottom wall of the box body 1 and has a soft plastic property, when the circuit board 7 is pressed downward from above to clamp the entry end 51, the bottom of the engaging member 5 pressed by the edge of the circuit board 7 shrinks inward, when the circuit board 7 continues to press downward and passes the lowermost end surface of the engaging member 5, i.e. the anti-extraction end 52 is flush, the bottom of the engaging member 5 pressed by the edge of the circuit board 7 is not pressed, so as to reset, and then the anti-extraction end 52 clamps the edge of the circuit board 7, at this time, the engaging member 5 and the supporting member 4 below clamp the outer peripheral edge of the circuit board 7 at two positions, so that the installation process of the circuit board 7 of the control box is very simple, the structure after installation is very stable, the column hole on the circuit board 7 is omitted, the utilization rate of the circuit board 7 is higher, and the relative area can be made smaller.

[0029] As another optional embodiment, the first locking member 31 is a clamping groove, and the second locking member 32 is a clamping buckle.

[0030] Specifically, as a daily installation circuit board 7, the circuit board 7 is clamped downward along the side wall of the box body 1 to quickly install the circuit board 7 into the gap between the engaging member 5 and the supporting member 4, but it is easy to cause the circuit board 7 to be clamped into the gap at different positions on the left and right sides when the operation is improper, in order to solve this problem, the limiting member 6 is arranged on the side wall or the bottom wall of the box body 1 and surrounds the outer periphery of the circuit board 7, and the limiting member 6 has a bevel property similar to that of the entry end 51.

[0031] Specifically, in order to enrich the opening of the wire connection and also play a heat dissipation effect, a second slot 201 is arranged on one side of the cover body 2, wherein the opening directions of the first slot 101 and the second slot 201 are perpendicular to each other, and preferably, the second slot 201 is arranged on multiple side surfaces of the cover body 2, so as to play a convection heat dissipation effect.

[0032] The above-mentioned embodiments are only preferred embodiments of the present application, and cannot be used to limit the scope of protection of the present application, and any non-essential changes and replacements made by those skilled in the art on the basis of the present application all belong to the scope of protection required by the present application.

Claims

1. A circuit board control box, comprising a box body and a cover, wherein the box body and the cover are detachably assembled by locking components, characterized in that: The box body is provided with a first slot for the circuit board to be threaded through. A support and a locking member are provided on one side of the box body. The support is located on the bottom wall or side wall of the box body and is used to support the circuit board. The locking member is located above the support and on the side wall of the box body and is used to lock the circuit board.

2. The circuit board control box as described in claim 1, characterized in that: The locking component includes an insertion end and an anti-detachment end, wherein the insertion end is located above the anti-detachment end and has a beveled surface, and the gap between the anti-detachment end and the upper surface of the support component forms the circuit board locking space.

3. A circuit board control box as described in claim 1, characterized in that: The locking components include a first locking component and a second locking component. The first locking component is located on one side of the cover and can extend downward into the inner wall of the box. The second locking component is located on the inner wall of the box and can cooperate with the first locking component to lock in place.

4. A circuit board control box as described in claim 3, characterized in that: The first locking component is a buckle, and the second locking component is a slot.

5. A circuit board control box as described in claim 3, characterized in that: The first locking component is a slot, and the second locking component is a buckle.

6. A circuit board control box as described in claim 1, characterized in that: It also includes limiting members, which are located on the side wall or bottom wall of the box and form a number of them to enclose the area around the outer perimeter of the circuit board.

7. A circuit board control box as described in claim 6, characterized in that: The limiting member has an inclined surface with the same properties as the insertion end.

8. A circuit board control box as described in claim 1, characterized in that: The cover has a second slot on one side, wherein the opening directions of the first slot and the second slot are perpendicular to each other.

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