CN213462578U - Power supply shell structure for fixing circuit board and power supply equipment - Google Patents
Power supply shell structure for fixing circuit board and power supply equipment Download PDFInfo
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- CN213462578U CN213462578U CN202022241680.XU CN202022241680U CN213462578U CN 213462578 U CN213462578 U CN 213462578U CN 202022241680 U CN202022241680 U CN 202022241680U CN 213462578 U CN213462578 U CN 213462578U
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- circuit board
- power supply
- hook
- fixing
- side wall
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Abstract
The utility model discloses a power supply housing structure for fixed circuit board and power supply unit including this housing structure, wherein, this housing structure includes the casing body, and the casing body encloses the lateral wall of establishing as the enclosure space including end to end at least, still is equipped with at least one pothook that is used for the butt circuit board in the casing body, the pothook is the elasticity pothook, include with the inboard fixed connection's of lateral wall stiff end and with the expansion end of the relative elasticity activity of lateral wall, the expansion end is relative under no exogenic action the lateral wall keeps protruding state. The utility model discloses a set up elasticity pothook butt circuit board to inject the degree of freedom of circuit board on the vertical direction, fix the circuit board in the power casing, avoid the circuit board to remove at will in the power casing, pothook simple structure simultaneously, circuit board simple to operate.
Description
Technical Field
The utility model relates to a communication equipment assembles the field, especially relates to a power shell structure and power equipment for fixed circuit board.
Background
The existing power supply device usually does not effectively fix the circuit board in the shell, so that the circuit board can move randomly relative to the shell and is easy to damage; or the circuit board is fixed by using an additional fixing structure, the structure is complex, the space in the shell is excessively occupied, and meanwhile, the circuit board is easy to interfere with the circuit board when being installed, and the circuit board and components on the circuit board are easy to damage.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model lies in, to prior art's defect, a power shell structure and power supply unit for fixed circuit board is provided.
The utility model provides a technical scheme that its technical problem adopted is:
a power shell structure for fixed circuit board, including the casing body, the casing body encloses the lateral wall of establishing as the enclosure space including end to end at least, this internal pothook that still is equipped with at least one and is used for the butt circuit board of casing, the pothook is the elasticity pothook, include with the inboard fixed connection's of lateral wall stiff end and with the expansion end of the relative elasticity activity of lateral wall, the expansion end is relative under no exogenic action the lateral wall keeps protruding state.
Preferably, the side wall further comprises at least one upright post, the upright post is fixedly connected with the inner side of the side wall, a cavity is formed between the upright post and the side wall in an enclosing mode, and the clamping hook is convexly arranged on one side, deviating from the side wall, of the upright post.
Preferably, the upright post is provided with a mounting hole for accommodating the hook, the hook is arranged in the mounting hole in a clearance manner, the fixed end is fixedly connected with the upright post through at least one fixed rib, the movable end keeps a convex state relative to the upright post under the action of no external force, and the movable end retracts into the mounting hole under the action of the external force;
the fixed end is higher than the movable end.
Preferably, an elastic device for abutting against the hook is further arranged in the cavity between the upright post and the side wall, and the hook is convexly arranged on the surface of the upright post along the abutting direction of the elastic device.
Preferably, the pothook below still is equipped with at least one first supporting leg that is used for supporting the circuit board, first supporting leg with the pothook corresponds, fixes and locates the lateral wall or on the stand, first supporting leg with be equipped with between the pothook and place the clearance of placing of circuit board, the width of placing the clearance with the thickness of circuit board is the same.
Preferably, the upright columns are symmetrically arranged in a closed space enclosed by the side walls, and each upright column is provided with a group of hooks and first supporting legs which are arranged in a clearance.
Preferably, the housing body further comprises a bottom wall, and the bottom wall, the side wall and the upright column jointly enclose an accommodating space for accommodating the circuit board.
Preferably, a second supporting leg for supporting the circuit board is further arranged in the accommodating space, and the second supporting leg is arranged on the side wall.
Preferably, the first supporting leg and the second supporting leg are both fixedly connected with the bottom wall.
The utility model also provides a power supply unit, including the power shell structure who is used for fixed circuit board of above-mentioned arbitrary one, still include the circuit board, the circuit board holds and locates in the enclosure space, the pothook butt the circuit board upper surface is in order to restrict the degree of freedom of circuit board in the vertical direction.
The utility model discloses following beneficial effect has: through setting up elasticity pothook butt circuit board to inject the degree of freedom of circuit board in the vertical direction, fix the circuit board in the power casing, avoid the circuit board to remove at will in the power casing, pothook simple structure simultaneously, circuit board simple to operate.
Drawings
The invention will be further explained with reference to the drawings and examples, wherein:
fig. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is a top view of an embodiment of the present invention.
Detailed Description
In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described in detail with reference to the accompanying drawings.
The utility model provides a power shell structure for fixed circuit board, it can be used to in the power structure of electronic product such as STB, display, and is concrete, refer to fig. 1, and this power shell structure includes casing body 10, and casing body 10 encloses the lateral wall 11 of establishing as the enclosure space including end to end at least, and this enclosure space specifically can be rectangle, circular or other polygon spaces, does not do the restriction here. In some embodiments, the housing body 10 may further include a bottom wall 12, and the bottom wall 12 and the side wall 11 are fixedly connected to form an open-top box-shaped space for mounting the circuit board. The side wall 11 is further provided with a plurality of hooks 20 for abutting against the top surface of the circuit board, the hooks 20 are elastic hooks and are disposed inside the side wall 11, each hook 20 specifically includes a fixed end 21 fixedly connected with the side wall 11 and a movable end 22 elastically movable relative to the side wall 11, and the movable end 22 keeps a convex state relative to the side wall 11 without an external force. A circuit board may be mounted in abutment below the free end 22 to limit the freedom of the circuit board in the vertical direction.
In some embodiments, the side wall 11 is further provided with a plurality of columns 13, the columns 13 are fixedly connected with the inner side of the side wall 11, and enclose the inner side of the side wall 11 to form a cavity 14, the hooks 20 are convexly provided on the side of the columns 13 away from the side wall 11, specifically, when the enclosed space is rectangular or other polygonal, preferably, two ends of the columns 13 are respectively fixed to two adjacent and intersecting side walls 11, and the columns 13 may be of a curved structure, that is, the columns 13 enclose a corner of the enclosed space. A cavity 14 is enclosed between the upright column 13 and the two intersected side walls 11 of the curved surface structure, and the hook 20 is arranged on one side of the upright column 13, which is far away from the cavity 14. In the present embodiment, the bottom wall 12, together with the side walls 11 and the posts 13, encloses an accommodation space 15 for accommodating a circuit board.
As an embodiment of the present invention, the hook 20 is specifically a spring, which can be directly fixed inside the sidewall 11, or fixed on one side of the pillar 13 departing from the sidewall 11, the spring is inclined inside the sidewall 11, one end of the spring is fixed to the sidewall 11 or the pillar 13 to form a fixed end 21, and the other end of the spring has a gap to form a movable end 22 with the sidewall 11 or the pillar 13 without external force. Under the effect of no external force, the movable end 22 is convexly arranged on the side wall 11 or the upright post 13, when the circuit board is installed, the movable end 22 retracts to be tightly attached to the side wall 11 or the upright post 13 under the effect of the external force, the circuit board is conveniently placed into the shell body 10 to be installed, after the circuit board is installed in place, the external force acting on the movable end 22 is cancelled, the movable end 22 returns to be protruded and abuts against the top surface of the circuit board, and therefore the degree of freedom of the circuit board in the vertical direction is limited.
In other embodiments, the hook 20 is a hook 20 with a certain width, which is disposed on the pillar 13, and specifically, the hook may be a triangular prism-shaped hook, specifically referring to fig. 1, but of course, it may also be other shapes, which is not limited herein. In this embodiment, the column 13 is provided with a mounting hole 131 for accommodating the hook 20, the hook 20 is disposed in the mounting hole 131 with a gap, wherein when the hook 20 is a triangular prism-shaped hook 20, any one side edge of the triangular prism is a fixed end 21, the fixed end is fixedly connected to the column 13 through a fixed rib 23, a plane opposite to the side edge is a movable end 22 for abutting against the circuit board, the movable end 22 keeps a convex state relative to the column 13 without an external force, the outermost side of the movable end 22 retracts into the mounting hole 131 under the external force, and at this time, the hook 20 is accommodated in the cavity 14 of the column 13 and the sidewall 11. In some embodiments, the hooks 20 and the fixing ribs 23 are plastic parts, and the plastic parts have certain material elasticity, and the fixing ribs 23 can drive the hooks 20 to rebound. Further, referring to fig. 2, an elastic device 16, specifically a spring, is disposed between the upright 13 and the sidewall 11 for abutting against the hook 20, and in case that the elasticity of the material of the fixing rib 23 is insufficient and the displacement of the hook 20 cannot be fully satisfied, the hook 20 may be protruded on the surface of the upright 13 along the abutting direction of the spring.
In some embodiments, the fixed end 21 is higher than the movable end 22, preferably, the fixed end 21 is vertically disposed above the movable end 22, and the circuit board is loaded into the housing body 10 from top to bottom.
Furthermore, a plurality of first supporting legs 31 for supporting the circuit board are further arranged below the hook 20, the first supporting legs 31 can be fixed on the side wall 11 or the upright post 13 according to the arrangement position of the hook 20, a placing gap for placing the circuit board is arranged between the first supporting legs 31 and the hook 20, and the width of the placing gap is preferably the same as the thickness of the circuit board. In some embodiments, the columns 13 are symmetrically disposed in the enclosed space enclosed by the side walls 11, and each column 13 is provided with a set of hooks 20 and first supporting legs 31 disposed at intervals. Furthermore, a second supporting leg 32 for supporting the circuit board is further arranged in the accommodating space 15 defined by the bottom wall 12, the side wall 11 and the upright post 13, and the second supporting leg 32 is arranged on the side wall 11. The first supporting leg 31 and the second supporting leg 32 are both fixedly connected to the bottom wall 12, and preferably, the top surfaces of the second supporting leg 32 and the first supporting leg 31 are located on the same plane, and are used for supporting and mounting a circuit board.
The utility model also provides a power supply unit, the above-mentioned power shell structure that is used for fixed circuit board still includes circuit board (not shown in the figure), and in the enclosure space was located to the circuit board appearance, the accommodation space 15 that the appearance and the lateral wall 11 of circuit board constitute, or lateral wall 11 encloses jointly with stand 13 and establishes the accommodation space 15 appearance of constituteing and match, pothook 20 butt circuit board upper surface is in order to restrict the degree of freedom of circuit board at the vertical direction.
The above examples only represent some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. The utility model provides a power supply housing structure for fixed circuit board, a serial communication port, includes casing body (10), casing body (10) enclose lateral wall (11) of establishing as the enclosure space including end to end at least, still be equipped with at least one pothook (20) that are used for the butt circuit board in casing body (10), pothook (20) are elastic pothook, include with lateral wall (11) inboard fixed connection's stiff end (21) and with the expansion end (22) of the relative elasticity activity of lateral wall (11), expansion end (22) are relative under no exogenic action lateral wall (11) keep protruding state.
2. The power supply housing structure for fixing a circuit board according to claim 1, wherein the side wall (11) further comprises at least one pillar (13), the pillar (13) is fixedly connected with the inner side of the side wall (11) and forms a cavity (14) with the side wall (11), and the hook (20) is convexly disposed on a side of the pillar (13) away from the side wall (11).
3. The power supply housing structure for fixing the circuit board according to claim 2, wherein the upright post (13) is provided with a mounting hole (131) for accommodating the hook (20), the hook (20) is arranged in the mounting hole (131) with a gap, the fixed end (21) is fixedly connected with the upright post (13) through at least one fixing rib (23), the movable end (22) keeps a protruding state relative to the upright post (13) without an external force, and the movable end (22) retracts into the mounting hole (131) under the external force;
the fixed end (21) is higher than the movable end (22).
4. The power supply casing structure for fixing circuit board according to claim 3, wherein an elastic device (16) for abutting against the hook (20) is further arranged in the cavity (14) between the upright (13) and the side wall (11), and the hook (20) is convexly arranged on the surface of the upright (13) along the abutting direction of the elastic device (16).
5. The power supply housing structure for fixing a circuit board according to claim 3, wherein at least one first supporting leg (31) for supporting the circuit board is further disposed below the hook (20), the first supporting leg (31) corresponds to the hook (20) and is fixedly disposed on the sidewall (11) or the upright (13), a placement gap for placing the circuit board is disposed between the first supporting leg (31) and the hook (20), and a width of the placement gap is the same as a thickness of the circuit board.
6. The power supply casing structure for fixing circuit board of claim 5, characterized in that the vertical columns (13) are symmetrically arranged in the enclosed space enclosed by the side walls (11), and each vertical column (13) is provided with a set of hooks (20) and first supporting feet (31) arranged at intervals.
7. The power supply casing structure for fixing the circuit board according to claim 6, wherein the casing body (10) further comprises a bottom wall (12), and the bottom wall (12) and the side wall (11) and the pillar (13) jointly enclose an accommodating space (15) for accommodating the circuit board.
8. The power supply housing structure for fixing the circuit board according to claim 7, wherein a second supporting leg (32) for supporting the circuit board is further disposed in the accommodating space (15), and the second supporting leg (32) is disposed on the side wall (11).
9. The power supply casing structure for fixing the circuit board as claimed in claim 8, wherein the first supporting leg (31) and the second supporting leg (32) are both fixedly connected with the bottom wall (12).
10. A power supply apparatus, comprising the power supply casing structure for fixing a circuit board according to any one of claims 1 to 9, and further comprising a circuit board accommodated in the closed space, wherein the hook (20) abuts against an upper surface of the circuit board to limit a degree of freedom of the circuit board in a vertical direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022241680.XU CN213462578U (en) | 2020-10-10 | 2020-10-10 | Power supply shell structure for fixing circuit board and power supply equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022241680.XU CN213462578U (en) | 2020-10-10 | 2020-10-10 | Power supply shell structure for fixing circuit board and power supply equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213462578U true CN213462578U (en) | 2021-06-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022241680.XU Active CN213462578U (en) | 2020-10-10 | 2020-10-10 | Power supply shell structure for fixing circuit board and power supply equipment |
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| Country | Link |
|---|---|
| CN (1) | CN213462578U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113703264A (en) * | 2021-09-08 | 2021-11-26 | 昆山智盛精密铸造有限公司 | Projector shell die casting and die casting process thereof |
-
2020
- 2020-10-10 CN CN202022241680.XU patent/CN213462578U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113703264A (en) * | 2021-09-08 | 2021-11-26 | 昆山智盛精密铸造有限公司 | Projector shell die casting and die casting process thereof |
| CN113703264B (en) * | 2021-09-08 | 2022-09-27 | 昆山智盛精密铸造有限公司 | Projector shell die casting and die casting process thereof |
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