CN220173551U - Novel waterproof casing structure - Google Patents
Novel waterproof casing structure Download PDFInfo
- Publication number
- CN220173551U CN220173551U CN202321207675.4U CN202321207675U CN220173551U CN 220173551 U CN220173551 U CN 220173551U CN 202321207675 U CN202321207675 U CN 202321207675U CN 220173551 U CN220173551 U CN 220173551U
- Authority
- CN
- China
- Prior art keywords
- shell
- end cover
- casing
- lower shell
- waterproof
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 239000003292 glue Substances 0.000 claims abstract description 36
- 238000003860 storage Methods 0.000 claims abstract description 20
- 238000007789 sealing Methods 0.000 claims description 14
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 230000000191 radiation effect Effects 0.000 abstract 1
- 230000017525 heat dissipation Effects 0.000 description 11
- 238000013461 design Methods 0.000 description 10
- 239000000463 material Substances 0.000 description 10
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000009413 insulation Methods 0.000 description 5
- 230000007547 defect Effects 0.000 description 4
- 238000012545 processing Methods 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 238000005538 encapsulation Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000000565 sealant Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005429 filling process Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004382 potting Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
Landscapes
- Casings For Electric Apparatus (AREA)
Abstract
The utility model relates to a novel waterproof shell structure, which comprises an upper shell and a lower shell, wherein the bottom of the upper shell is matched with the top of the lower shell, the cross section of the side part of the lower shell is U-shaped, one end of the lower shell is provided with an input end cover, the other end of the lower shell is provided with an output end cover, and the two ends of the lower shell are respectively matched with the input end cover and the output end cover; the two ends of the bottom of the upper shell are provided with glue storage grooves, the two ends of the top of the lower shell are provided with clamping plates corresponding to the glue storage grooves, and the clamping plates are clamped in the glue storage grooves and have a certain gap with the upper shell; the waterproof power supply shell solves the problems that in the prior art, the heat conduction and radiation effects are poor, the assembly process is complex and weak, and water can be stored in gaps, so that the waterproof effect is poor and glue overflow can be produced due to low tightness.
Description
Technical Field
The utility model relates to the technical field of waterproof power supply shells, in particular to a novel waterproof shell structure.
Background
At present, the waterproof power supply in the market has to be compatible with two functions of heat dissipation and waterproof, and the potting heat-conducting glue and the sealing treatment are required. The existing waterproof casing structure mainly has two kinds: one is a Chinese character 'Hui' shaped shell and two side end covers; one is an upper and lower case scheme with two side end covers.
The scheme of the back-shaped shell has the defects that: the PCB is inserted from one side during assembly, and the PCB cannot be fixed; in order to ensure that the safe distance between the shell and the PCB components is fully covered by an insulating sheet, the heat conduction and heat dissipation are affected; the insulation sheet has a puncture risk during the insertion of the PCB, which is easy to cause high-voltage failure; the threaded hole of the shell fixing end cover needs to be additionally processed, and the processing cost is high.
The existing upper and lower machine shell scheme has the defects that: the upper cover and the lower cover are not sealed, only the lower ends of the two end covers and the bottom shell are sealed by gluing after being locked, the upper cover is locked after glue is filled from the top by using a jig, and the glue filling process is complex; pouring glue and then covering an upper cover, wherein a gap is formed between the pouring glue and the upper cover, so that the pouring glue and the upper cover cannot be completely contacted, the upper cover cannot play a role in heat dissipation, water can be stored in the gap, and a higher waterproof grade cannot be achieved; the screw locking hole is arranged in the shell, and glue overflows from the screw.
That is, the waterproof power supply casing in the prior art has the problems of poor heat conduction and heat dissipation effects, complex and weak assembly process, poor waterproof effect due to low tightness caused by water storage at the gap, glue overflow and the like.
In order to solve the above-mentioned defect, a technical scheme is provided.
Disclosure of Invention
The technical problems to be solved by the utility model are as follows:
the waterproof power supply shell in the prior art has the defects of poor heat conduction and heat dissipation effects, complex and weak assembly process, and poor waterproof effect due to low tightness caused by water storage at a gap, glue overflow and the like.
The aim of the utility model can be achieved by the following technical scheme:
the novel waterproof shell structure comprises an upper shell and a lower shell, wherein the bottom of the upper shell is matched with the top of the lower shell, the cross section of the side part of the lower shell is U-shaped, one end of the lower shell is provided with an input end cover, the other end of the lower shell is provided with an output end cover, and the two ends of the lower shell are respectively matched with the input end cover and the output end cover;
glue storage grooves are formed in two ends of the bottom of the upper shell, clamping plates corresponding to the glue storage grooves are arranged at two ends of the top of the lower shell, and are clamped in the glue storage grooves and form a certain gap with the upper shell.
Further, be provided with first waterproof gasket between input end cover and the lower casing, the middle part of first waterproof gasket runs through and is equipped with the opening, and first waterproof gasket mainly used seals the lateral part that input end cover and lower casing contacted.
Further, a second waterproof gasket is arranged between the output end cover and the lower shell, an opening is formed in the middle of the second waterproof gasket in a penetrating mode, and the second waterproof gasket is mainly used for sealing the side portion, in contact with the lower shell, of the output end cover.
Further, the inside bottom mounting of lower casing is provided with the riveting post, and the inside of lower casing is provided with the PCB subassembly, and the PCB subassembly is installed on the riveting post.
Further, a plurality of overflow preventing grooves are formed in the surface, which is in contact with the upper shell, of the lower shell.
Further, fastening holes are symmetrically formed in two ends of the bottoms of the upper shell and the lower shell, and the fastening holes are formed in the outer sides of the upper shell and the lower shell.
The utility model has the beneficial effects that:
has both assembly convenience and encapsulation convenience: the waterproof shell structure meets the convenience of assembly through the separation design of the upper shell and the lower shell; sealing leakage-proof design of the upper shell and the lower shell and the first waterproof gasket and the second waterproof gasket meets the filling and sealing convenience, production operation is convenient, and production efficiency is improved.
Has both material workability and sealing reliability: the sealing reliability of the product is improved through the design of three-side clamping of the glue storage groove and the clamping plate and the design of the anti-overflow groove and the screw fastening Kong Waizhi between the upper shell and the lower shell, the glue overflow and leakage situations are effectively reduced, the material cost and the appearance cleaning cost are saved, and the higher waterproof grade can be achieved; the design can be realized by directly drawing the material through the section bar, so that secondary processing is avoided, mass production is facilitated, and the material cost is reduced;
meanwhile, the safety insulation performance and the heat conduction performance are improved: through reasonable calculation of the distance, the PCB assembly is placed on the riveting column, an insulating sheet is omitted, the insulating reliability is improved, and the mold opening cost and the material cost of the insulating sheet are saved; the heat insulation sheet is not arranged, the pouring sealant at the output end can be contacted with the shell to the maximum extent, the heat dissipation teeth and the heat dissipation surfaces of the shell are fully utilized for heat dissipation, the temperature of components in the shell is reduced, and the service life of a power supply is prolonged.
Drawings
The utility model is described in further detail below with reference to the drawings and the specific embodiments.
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a side view of the structure of the upper and lower housings of the present utility model;
fig. 3 is an enlarged view of the structure of fig. 2 a according to the present utility model.
In the figure: 1. an upper housing; 2. a lower housing; 3. an input end cap; 4. an output end cap; 5. a first waterproof gasket; 6. a second waterproof gasket; 7. a PCB assembly; 8. a fastening hole; 101. a glue storage groove; 201. a clamping plate; 202. an overflow preventing groove.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, the present utility model provides a technical solution:
the novel waterproof shell structure comprises an upper shell 1 and a lower shell 2, wherein the bottom of the upper shell 1 is matched with the top of the lower shell 2, the cross section of the side part of the lower shell 2 is U-shaped, one end of the lower shell 2 is provided with an input end cover 3, the other end of the lower shell 2 is provided with an output end cover 4, and two ends of the lower shell 2 are respectively matched with the input end cover 3 and the output end cover 4;
the waterproof gasket is characterized in that a first waterproof gasket 5 is arranged between the input end cover 3 and the lower shell 2, an opening is formed in the middle of the first waterproof gasket 5 in a penetrating mode, the first waterproof gasket 5 is mainly used for sealing the side portion, in contact with the lower shell 2, of the input end cover 3, the input end of a power supply is sealed and fixed through the cooperation of the input end cover 3, and the input end cover 3 is connected with the upper shell 1 and the lower shell 2 through screws.
The waterproof gasket 6 of second is provided with between output end cover 4 and the lower casing 2, and the middle part of waterproof gasket 6 of second runs through and is equipped with the opening, and waterproof gasket 6 of second mainly used seals the lateral part that output end cover 4 contacted with lower casing 2, seals fixedly the output of power to be connected between with output end cover 4 and last casing 1 and lower casing 2 through the screw, cooperation input end cover 3 and first waterproof gasket 5, thereby guarantee the waterproof performance at power input and output both ends.
The inside bottom mounting of lower casing 2 is provided with rivets the post, and the inside of lower casing 2 is provided with PCB subassembly 7, and PCB subassembly 7 is installed on riveting the post, is convenient for fix PCB subassembly 7, leaves enough insulating distance, avoids the use of insulating piece.
Glue storage groove 101 has all been seted up at the bottom both ends of last casing 1, and the top both ends of lower casing 2 all are provided with the joint board 201 corresponding with glue storage groove 101, and joint board 201 joint is in glue storage groove 101 and has certain clearance with going up between the casing 1, through scribbling glue in glue storage groove 101 to place joint board 201 in glue storage groove 101, realize the sealed fixed to last casing 1 and lower casing 2 under the connection of glue, and the clearance between joint board 201 and the last casing 1 can prevent the glue overflow, avoids sealed glue to ooze the casing surface.
The surface of the lower shell 2, which is contacted with the upper shell 1, is provided with a plurality of anti-overflow grooves 202, and the anti-overflow grooves 202 can be matched with the glue storage groove 101 to further prevent glue from overflowing out of the surface of the shell, so that the sealing performance of a power supply is ensured.
The fastening holes 8 are symmetrically formed in the two ends of the bottoms of the upper shell 1 and the lower shell 2, the fastening holes 8 are formed in the outer sides of the upper shell 1 and the lower shell 2, and the fastening holes 8 can be matched with screws to fasten the upper shell 1, the lower shell 2, the input end cover 3 and the output end cover 4, so that the stability of a power supply and a shell is guaranteed.
And filling the heat-conducting glue through the output end of the power supply.
The utility model has the following advantages:
has both assembly convenience and encapsulation convenience: the waterproof shell structure meets the convenience of assembly through the separation design of the upper shell 1 and the lower shell 2; sealing leakage-proof design of the upper shell 1 and the lower shell 2 and the first waterproof gasket 5 and the second waterproof gasket 6 meets the filling and sealing convenience, is convenient for production operation and improves production efficiency.
Has both material workability and sealing reliability: the sealing reliability of the product is improved through the three-side clamping design of the glue storage groove 101 and the clamping plate 201 and the design of the overflow prevention groove 202 and the external screw fastening hole 8 between the upper shell 1 and the lower shell 2, the glue overflow and leakage are effectively reduced, the material cost and the appearance cleaning cost are saved, and the higher waterproof grade can be achieved; the design can be realized by directly drawing the material through the section bar, so that secondary processing is avoided, mass production is facilitated, and the material cost is reduced;
meanwhile, the safety insulation performance and the heat conduction performance are improved: through reasonable calculation of the distance, the PCB assembly 7 is placed on the riveting column, an insulating sheet is omitted, the insulating reliability is improved, and the mold opening cost and the material cost of the insulating sheet are saved; the heat insulation sheet is not arranged, the pouring sealant at the output end can be contacted with the shell to the maximum extent, the heat dissipation teeth and the heat dissipation surfaces of the shell are fully utilized for heat dissipation, the temperature of components in the shell is reduced, and the service life of a power supply is prolonged.
The foregoing describes one embodiment of the present utility model in detail, but the description is only a preferred embodiment of the present utility model and should not be construed as limiting the scope of the utility model. All equivalent changes and modifications within the scope of the present utility model are intended to be covered by the present utility model.
Claims (6)
1. The novel waterproof shell structure comprises an upper shell (1) and a lower shell (2), and is characterized in that the bottom of the upper shell (1) is matched with the top of the lower shell (2), the lateral section of the lower shell (2) is U-shaped, one end of the lower shell (2) is provided with an input end cover (3), the other end of the lower shell (2) is provided with an output end cover (4), and two ends of the lower shell (2) are respectively matched with the input end cover (3) and the output end cover (4);
glue storage grooves (101) are formed in two ends of the bottom of the upper shell (1), clamping plates (201) corresponding to the glue storage grooves (101) are arranged at two ends of the top of the lower shell (2), and the clamping plates (201) are clamped in the glue storage grooves (101) and form a certain gap with the upper shell (1).
2. The novel waterproof casing structure according to claim 1, wherein a first waterproof gasket (5) is arranged between the input end cover (3) and the lower casing (2), an opening is formed in the middle of the first waterproof gasket (5) in a penetrating manner, and the first waterproof gasket (5) is mainly used for sealing the side part, which is contacted with the lower casing (2), of the input end cover (3).
3. The novel waterproof casing structure according to claim 1, wherein a second waterproof gasket (6) is arranged between the output end cover (4) and the lower casing (2), an opening is formed in the middle of the second waterproof gasket (6) in a penetrating manner, and the second waterproof gasket (6) is mainly used for sealing the side portion, which is in contact with the lower casing (2), of the output end cover (4).
4. The novel waterproof casing structure according to claim 1, wherein a riveting column is fixedly arranged at the bottom end of the inner part of the lower casing (2), a PCB assembly (7) is arranged in the inner part of the lower casing (2), and the PCB assembly (7) is mounted on the riveting column.
5. The novel waterproof casing structure according to claim 1, wherein a plurality of overflow preventing grooves (202) are formed in the surface, which is in contact with the upper casing (1), of the lower casing (2).
6. The novel waterproof casing structure according to claim 1, wherein fastening holes (8) are symmetrically formed at two ends of the bottoms of the upper casing (1) and the lower casing (2), and the fastening holes (8) are formed on the outer sides of the upper casing (1) and the lower casing (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321207675.4U CN220173551U (en) | 2023-05-18 | 2023-05-18 | Novel waterproof casing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321207675.4U CN220173551U (en) | 2023-05-18 | 2023-05-18 | Novel waterproof casing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220173551U true CN220173551U (en) | 2023-12-12 |
Family
ID=89051940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321207675.4U Active CN220173551U (en) | 2023-05-18 | 2023-05-18 | Novel waterproof casing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220173551U (en) |
-
2023
- 2023-05-18 CN CN202321207675.4U patent/CN220173551U/en active Active
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| GR01 | Patent grant |