CN220401598U - Drawer type shockproof switching power supply - Google Patents
Drawer type shockproof switching power supply Download PDFInfo
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- CN220401598U CN220401598U CN202320687800.XU CN202320687800U CN220401598U CN 220401598 U CN220401598 U CN 220401598U CN 202320687800 U CN202320687800 U CN 202320687800U CN 220401598 U CN220401598 U CN 220401598U
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- power supply
- spring
- switching power
- casing
- bottom plate
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- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 6
- 230000035939 shock Effects 0.000 abstract description 6
- 230000003139 buffering effect Effects 0.000 abstract description 4
- 238000013016 damping Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
A drawer type shockproof switch power supply is characterized in that a first fixed column is arranged on the rear side plate of an upper shell, a first spring is sleeved on the first fixed column, a second fixed column is arranged on the vertical plate of a lower shell, and a second spring is sleeved on the second fixed column, so that the first spring and the second spring are propped against a mounting column block of a power supply module in a compressed state after the switch power supply is assembled, vibration is buffered through elasticity of the springs, and influence on the internal power supply module is reduced. The bottom plate of the shell is provided with a slot, the inner wall of the plug bush is provided with a shock pad, and when the installation block is inserted into the slot, the shock pad plays a role in buffering the shock received by the installation block. The riser and the bottom plate of lower casing pass through hinge swivelling joint, and when lower casing riser rotated to with the bottom plate at the coplanar, switching power supply's power module can follow the casing and take out, need not dismantle switching power supply casing, overhaul the convenience.
Description
Technical Field
The utility model relates to the field of switching power supplies, in particular to a drawer type shockproof switching power supply.
Background
A switching power supply, also called a switching power supply or a switching converter, is a high-frequency electric energy conversion device.
The switching power supply has wide application range, and military equipment, scientific research equipment, power equipment, railway equipment and the like are all used, and vibration can often occur along with the movement of the equipment on some movable equipment, so that more electronic components of a power supply module in the switching power supply are arranged, and the stronger vibration can cause certain influence on the stable operation and the service life of the switching power supply.
In the process of setting the damping structure, it is found that if the damping structure is too much arranged between the power module and the power shell, the assembly of the switch power supply can become complicated, and when the switch power supply is used, the switch power supply needs to be thoroughly disassembled and is inconvenient to overhaul if the switch power supply needs to be overhauled.
Therefore, a switching power supply with good damping effect and convenient maintenance is needed.
Disclosure of Invention
The technical problems to be solved are as follows:
in view of the defects and shortcomings of the prior art, the utility model provides a drawer type shockproof switching power supply, which solves the problems of poor damping effect and inconvenient maintenance of the switching power supply in use on sports equipment in the prior art.
The technical scheme is as follows:
in order to achieve the above purpose, the main technical scheme adopted by the utility model is as follows: the utility model provides a drawer type switching power supply that takes precautions against earthquakes, including last casing and lower casing, go up the casing and be "door" shape structure, go up the casing below and be provided with the support lower casing male slide, lower casing is for can inserting "L" shape structure in the last casing, the posterior lateral plate of going up the casing is provided with first fixed column, the cover is equipped with first spring on the first fixed column, be provided with the second fixed column on the riser of lower casing, the cover is equipped with the second spring on the second fixed column, be provided with the slot on the bottom plate of casing, the plug bush inner wall is provided with the antivibration pad, still include the installation piece, installation piece and slot grafting cooperation.
Further, the length of the first spring in the natural state is larger than that of the first fixing column, and the length of the second spring in the natural state is larger than that of the second fixing column.
Further, a clamping groove for fixing the power supply module is formed in the rear side plate of the shell.
Further, the slide way is provided with a mounting hole for reinforcing and fixing the lower shell.
Further, the utility model also comprises a hinge, and the vertical plate and the bottom plate are rotationally connected through the hinge.
Further, the mounting block is provided with a mounting column for fixing the power module.
Further, one end of the mounting block is provided with a jack for the first fixing column to be inserted, and the other end of the mounting block is provided with a protrusion sleeved with the second spring.
Further, the depth of the jack is greater than the length of the first fixing column.
The beneficial effects are that:
the beneficial effects of the utility model are as follows: a drawer type shockproof switch power supply is characterized in that a first fixed column is arranged on the rear side plate of an upper shell, a first spring is sleeved on the first fixed column, a second fixed column is arranged on the vertical plate of a lower shell, and a second spring is sleeved on the second fixed column, so that the first spring and the second spring are propped against a mounting column block of a power supply module in a compressed state after the switch power supply is assembled, vibration is buffered through elasticity of the springs, and influence on the internal power supply module is reduced.
The bottom plate of the shell is provided with a slot, the inner wall of the plug bush is provided with a shock pad, and when the installation block is inserted into the slot, the shock pad plays a role in buffering the shock received by the installation block.
The riser and the bottom plate of lower casing pass through hinge swivelling joint, and when lower casing riser rotated to with the bottom plate at the coplanar, switching power supply's power module can follow the casing and take out, need not dismantle switching power supply casing, overhaul the convenience.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a switching power supply;
FIG. 2 is a schematic view of the upper housing;
FIG. 3 is a bottom view of the upper housing;
FIG. 4 is a schematic view of the lower housing;
FIG. 5 is a schematic view of a boss end of a mount;
FIG. 6 is a schematic diagram of a receptacle end of a mount;
[ reference numerals description ]
1. An upper housing; 11. a slideway; 111. a slideway hole; 12. a first mounting post; 121. a first spring; 14. a locking piece; 2. a lower housing; 21. a vertical plate; 211. a lock hole; 22. a second fixing column; 221. a second spring; 23. a bottom plate; 231. a floor hole; 24. a slot; 25. a vibration-proof pad; 3. a hinge; 4. a mounting block; 41. a mounting column; 42. a jack; 43. a protrusion; 5. a mounting plate; 51. and (5) mounting holes.
Detailed Description
The utility model will be better explained by the following detailed description of the embodiments with reference to the drawings. In the description, terms such as "front", "rear", "left", "right", etc. refer to the orientation of fig. 1, and the upright plate 211 is located on the front side of the upper case 1.
According to the drawer type shockproof switch power supply provided by the utility model, the first fixed column is arranged on the rear side plate of the upper shell, the first spring is sleeved on the first fixed column, the second fixed column is arranged on the vertical plate of the lower shell, and the second spring is sleeved on the second fixed column, so that the first spring and the second spring are propped against the mounting column block of the power supply module in a compressed state after the switch power supply is assembled, the slot is arranged on the bottom plate of the shell, the shockproof pad is arranged on the inner wall of the plug bush, and the shockproof pad plays a role in buffering vibration suffered by the mounting block when the mounting block is inserted into the slot. The riser and the bottom plate of lower casing pass through hinge swivelling joint, and when lower casing riser rotated to with the bottom plate at the coplanar, switching power supply's power module can follow the casing and take out, need not dismantle switching power supply casing, overhaul the convenience.
In order that the above-described aspects may be better understood, exemplary embodiments of the present utility model will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present utility model are shown in the drawings, it should be understood that the present utility model may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the utility model to those skilled in the art.
Examples:
referring to fig. 1, the drawer type shockproof switching power supply of the utility model comprises an upper shell 1 and a lower shell 2, wherein the upper shell 1 is of a door-shaped structure, a slide way 11 for inserting the lower shell 2 is arranged below the upper shell 1, and the lower shell 2 is of an L-shaped structure which can be inserted into the upper shell 1. Slide hole 111 has been seted up on slide 11, and the position that corresponds with slide hole 111 on lower casing 2 sets up the bottom plate hole 231, and lower casing 2 inserts upper casing 1 after, gets the reinforcing connection of screw screwed in the coincident slide hole 111 and bottom plate hole 231 to casing 1 and lower casing 2.
The vertical plate 21 and the bottom plate 23 of the lower shell 2 are rotatably connected through the hinge 3, the lock block 14 is arranged on the upper shell 1, the lock hole 211 is arranged on the lower shell 1, and the lock rod is arranged between the vertical plate 21 and the bottom plate to temporarily fix the vertical plate 21 and the upper shell 1. Other known forms can be used by those skilled in the art to provide a lock structure between the riser 21 and the upper housing 1. The vertical plate 21 is provided with a window through which a power cable can pass and which is connected with the power module.
Referring to fig. 1, 4, 5 and 6, the lower case 2 is provided with a slot 24, a crash pad 25 is provided in the slot 24, the mounting block 4 is inserted into the slot 24 to be attached to the crash pad 25 and fixed on the bottom plate 23, after the lower case 2 is inserted into the upper case 1, the first fixing post 12 is inserted into the insertion hole 42, the end surface of the mounting block 4 provided with the insertion hole 42 compresses the first spring 121, the vertical plate 21 is rotated, so that the second spring 221 sleeved on the second fixing post 22 is pressed against the end surface of the mounting block 4 provided with the boss 43, and at this time, the second spring 221 is in a compressed state. The vibration-proof pad 25, the first spring 121 and the second spring 221 constitute a vibration-proof structure of the power module, and play a role in buffering vibration of the internal power module when the switching power supply vibrates.
In this structure, the length of the first spring 121 in the natural state is greater than the length of the first fixing post 12, the length of the second spring 221 in the natural state is greater than the length of the second fixing post 22, and the first spring 121 and the second spring 221 in the compressed state after the mounting blocks 4 are abutted against each other do not reach the compressible limit positions, and have a certain compressible allowance, and the forces of the springs on the two sides to the mounting blocks 4 are equal in magnitude, opposite in direction and in a balanced state.
When the mounting block 4 moves to a certain direction under vibration, the corresponding spring is compressed, and at the moment, the spring pressure is increased to push the mounting block 4 to move to the original position until the equilibrium state is reached.
The mounting block 4 has a mounting post 41 for mounting the power module on the upper surface thereof, and the mounting hole of the power module corresponds to a screw hole in the upper end of the mounting post 41 and is fixed by a bolt.
The assembly process of this embodiment is further described below to enhance the understanding of the present utility model.
The vertical plate 21 of the lower shell 1 is connected with the bottom plate 23 through the hinge 3, the 2 mounting blocks 4 are respectively inserted into the slots 24 on the bottom plate 23, the power module is taken out, the power module is placed on the mounting column 41 of the mounting block 4, the mounting hole of the power module is aligned with the threaded hole at the upper end of the mounting column 41, and the power module is fixed by taking out the bolts. The bottom plate 23 is inserted into the upper housing 1, at this time, the first mounting post 12 is inserted into the insertion hole 42, and the first spring 121 is compressed by the end face of the mounting block 4. The vertical plate 21 is connected with the upper shell 1 through the lock, and at this time, the second plate spring 221 positioned on the vertical plate 21 presses against the other end of the mounting block 41 and is aligned with the protrusion 43, so that the mounting is completed.
In the present utility model, the terms "connected," "fixed," and the like should be construed broadly unless otherwise specifically indicated and defined. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the description of the present specification, the terms "embodiment" or "connection manner" and the like refer to a particular feature, structure, or characteristic described in connection with the embodiment or example being included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that alterations, modifications, substitutions and variations may be made in the above embodiments by those skilled in the art within the scope of the utility model.
Claims (7)
1. The utility model provides a shockproof type switching power supply of drawer type, includes casing (1) and lower casing (2), go up casing (1) and be "door" shape structure, go up casing (1) below and be provided with and supply casing (2) male slide (11) down, lower casing (2) are "L" shape structure in can inserting last casing (1), its characterized in that: comprises a mounting block (4); the rear side plate of the upper shell (1) is provided with a first fixing column (12), and a first spring (121) is sleeved on the first fixing column (12); a second fixing column (22) is arranged on the vertical plate (21) of the lower shell (2), and a second spring (221) is sleeved on the second fixing column (22); a slot (24) is arranged on the bottom plate (23) of the shell (2); the inner wall of the slot (24) is provided with a shockproof pad (25); the mounting block (4) is in plug-in fit with the slot (24).
2. A drawer-type vibration-resistant switching power supply as claimed in claim 1, wherein: the length of the first spring (121) in a natural state is longer than that of the first fixing column (12); the length of the second spring (221) in a natural state is larger than that of the second fixing column (22).
3. A drawer-type vibration-resistant switching power supply as claimed in claim 1, wherein: the slide way (11) is provided with a mounting hole (111) for reinforcing and fixing the lower shell (2).
4. A drawer-type vibration-resistant switching power supply as claimed in claim 1, wherein: the hinge comprises a hinge (3), wherein the vertical plate (21) and the bottom plate (23) are rotationally connected through the hinge (3).
5. A drawer-type vibration-resistant switching power supply as claimed in claim 1, wherein: the mounting block (4) is provided with a mounting column (41) for fixing the power supply module.
6. A drawer-type vibration-resistant switching power supply as claimed in claim 1, wherein: one end of the mounting block (4) is provided with an inserting hole (42) for inserting the first fixing column (12), and the other end of the mounting block is provided with a protrusion (43) sleeved with the second spring (221).
7. The drawer-type vibration-resistant switching power supply of claim 6, wherein: the depth of the insertion hole (42) is greater than the length of the first fixing column (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320687800.XU CN220401598U (en) | 2023-03-31 | 2023-03-31 | Drawer type shockproof switching power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320687800.XU CN220401598U (en) | 2023-03-31 | 2023-03-31 | Drawer type shockproof switching power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220401598U true CN220401598U (en) | 2024-01-26 |
Family
ID=89615402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320687800.XU Active CN220401598U (en) | 2023-03-31 | 2023-03-31 | Drawer type shockproof switching power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220401598U (en) |
-
2023
- 2023-03-31 CN CN202320687800.XU patent/CN220401598U/en active Active
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