CN212810696U - Waterproof switch power adapter shell - Google Patents
Waterproof switch power adapter shell Download PDFInfo
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- CN212810696U CN212810696U CN202022252669.3U CN202022252669U CN212810696U CN 212810696 U CN212810696 U CN 212810696U CN 202022252669 U CN202022252669 U CN 202022252669U CN 212810696 U CN212810696 U CN 212810696U
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- wire rod
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Abstract
The utility model relates to a waterproof switch power adapter shell, which comprises an upper cover and a lower cover, wherein the upper cover is detachably connected with the lower cover, the bottom of the upper cover is provided with a closed upper cover waterproof groove, the top of the lower cover is provided with a lower cover waterproof convex part matched with the upper cover waterproof groove, and the top of the lower cover waterproof convex part is provided with a lower cover waterproof pad; a first wire fixing block is arranged on the outer side wall of the lower cover, a second wire fixing block opposite to the first wire fixing block is arranged on the outer side wall of the upper cover, and wire waterproof pads are arranged on the first wire fixing block and the second wire fixing block; waterproof pad of lower cover and waterproof pad of wire rod are all established to the cushion, and the cushion includes metal fixed bed, elastic waterproof layer and sets up at the inside dampproof course of elastic waterproof layer, metal fixed bed bottom and the waterproof convex part of lower cover, first wire rod fixed block or second wire rod fixed block fixed connection, top and elastic waterproof layer fixed connection. The utility model discloses can effectively prevent the inside water of power adapter, need not to use the encapsulating, reduction in production cost.
Description
Technical Field
The utility model relates to a power adapter technical field especially relates to a waterproof switching power adapter casing.
Background
The power adapter is a power supply conversion device for small portable electronic equipment and electronic appliances, and generally comprises components such as a shell, a transformer, an inductor, a capacitor, a PCB (printed circuit board) and the like. In order to ensure the safe operation and the service life of the power adapter, the power adapter must have certain sealing and waterproof capabilities. Most of the existing power adapters adopt a waterproof mode that a circuit board is placed inside a shell, then sealant is filled into the shell, and the waterproof purpose is achieved after the sealant is cured. However, the waterproof structure needs a large amount of potting adhesive, the production cost is high, the circuit board is covered by the epoxy resin after potting, and if the epoxy resin is tightly attached to the welding points of the circuit board, discharge arc discharge is likely to occur, so that the product is damaged.
SUMMERY OF THE UTILITY MODEL
Weak point to prior art exists, the utility model provides a waterproof switching power adapter casing can prevent effectively that power adapter is inside to intake, need not to use the encapsulating, reduction in production cost.
The utility model adopts the following technical scheme:
a waterproof switch power adapter shell comprises an upper cover and a lower cover.
The upper cover is detachably connected with the lower cover, the bottom of the upper cover is provided with a closed upper cover waterproof groove, the top of the lower cover is provided with a lower cover waterproof convex part matched with the upper cover waterproof groove, and the top of the lower cover waterproof convex part is provided with a lower cover waterproof pad used for eliminating a gap between the upper cover and the lower cover;
the side wall of the lower cover is provided with a wire rod abdicating hole for a power adapter wire rod to pass through, the outer side wall of the lower cover is provided with a first wire rod fixing block, the first wire rod fixing block is positioned outside the wire rod abdicating hole, the outer side wall of the upper cover is provided with a second wire rod fixing block opposite to the first wire rod fixing block, and the first wire rod fixing block and the second wire rod fixing block are both provided with wire rod waterproof pads for eliminating gaps between the wire rod and a waterproof switch power adapter shell;
waterproof pad of lower cover and waterproof pad of wire rod are all established to the cushion, and the cushion includes metal fixed bed, elastic waterproof layer and sets up at the inside dampproof course of elastic waterproof layer, metal fixed bed bottom and the waterproof convex part of lower cover, first wire rod fixed block or second wire rod fixed block fixed connection, metal fixed bed top and elastic waterproof layer fixed connection.
Further setting, the bottom of the metal fixed layer is provided with a limit convex part, and the top of the waterproof convex part of the lower cover is provided with a limit groove in clearance fit with the limit convex part.
So set up, through spacing convex part and spacing recess clearance fit, the position on restriction metal fixed layer makes things convenient for waterproof pad of follow-up quick fixed connection lower cover and the waterproof convex part of lower cover to and waterproof pad of wire rod and first wire rod fixed block or second wire rod fixed block.
Further setting up, aforementioned elastic waterproof layer includes the waterproof lower floor of elasticity and the waterproof upper strata of elasticity, and waterproof lower floor of elasticity bottom and metal fixed layer fixed connection, the holding tank that is used for holding the dampproof course is offered at the waterproof lower floor top of elasticity, and the holding tank is transversal personally submits trapezoidally, and the waterproof upper strata of elasticity agrees with the holding tank notch.
So set up, elasticity waterproof lower floor and elasticity waterproof upper strata agree with the holding tank notch through elasticity waterproof upper strata, realize dismantling the connection, the dampproof course in the subsequent change holding tank of being convenient for.
Further setting, aforementioned waterproof upper strata side of elasticity is equipped with curved reinforcement convex part, offers on the holding tank cell wall with reinforcement convex part interference fit's reinforcement groove.
So set up, through consolidating convex part and strengthening groove interference fit to consolidate the waterproof lower floor of elasticity and the waterproof upper strata's of elasticity connection structure.
Further setting up, seted up a plurality of moisture absorption hole on the aforesaid holding tank cell wall.
With the arrangement, the moisture-proof layer can absorb water vapor through the moisture absorption holes.
Further setting, waterproof convex parts are arranged at the top of the elastic waterproof upper layer, and the elastic waterproof layer is made of silica gel.
So set up, be convenient for eliminate the clearance between upper cover and the lower cover, prevent moisture content infiltration waterproof switch power adapter casing in.
Further, the moisture-proof layer material adopts a quicklime desiccant.
So set up, the dampproof course is used for preventing that steam from getting into in the waterproof switching power adapter casing, can also prevent that elastic waterproof layer from mildening and rot, prolongs the life of waterproof pad of lower cover and the waterproof pad of wire rod.
Further setting up, seted up first wire rod fixed slot on the aforementioned first wire rod fixed block, seted up second wire rod fixed slot on the second wire rod fixed block, the waterproof pad of wire rod is located first wire rod fixed slot and second wire rod fixed slot respectively.
With the arrangement, when the upper cover and the lower cover are assembled, the wire convex parts on the wires are respectively inserted into the first wire fixing groove and the second wire fixing groove, so that the shell of the waterproof switch power supply adapter and the wires are fixedly connected, and the wires are prevented from loosening; the wire waterproof pad is used for eliminating a gap between a wire convex part on the wire and the waterproof switch power adapter shell, and effectively preventing water from permeating from the joint of the waterproof switch power adapter shell and the wire.
Further, the upper cover and the lower cover are integrally formed.
So set up, the structural strength of upper cover and lower cover is big, and waterproof performance is good.
Advantageous effects
Compared with the prior art, the utility model provides a waterproof switching power supply adapter casing possesses following beneficial effect:
the utility model provides a waterproof switch power adapter shell, through the cooperation of upper cover waterproof groove and lower cover waterproof convex part eliminate the clearance between upper cover and the lower cover, effectively prevent water from the junction infiltration of upper cover and lower cover, and through the lower cover waterproof pad that sets up at the waterproof convex part top of lower cover, further eliminate the clearance between upper cover and the lower cover, strengthen waterproof performance; the wire rods are fixed through the matching of the first wire rod fixing block and the second wire rod fixing block, meanwhile, the gap between the wire rods and the power adapter shell is eliminated through the wire rod waterproof pad, and water is effectively prevented from permeating from the connecting position of the waterproof switch power adapter shell and the wire rods.
Waterproof pad of lower cover and waterproof pad of wire rod are the cushion, and the cushion not only can eliminate the clearance, can also adsorb steam, prevent inside steam gets into waterproof switching power adapter casing, so improved the waterproof performance of waterproof switching power adapter casing greatly, need not to use the encapsulating sealed to greatly reduced power adapter's manufacturing cost.
Drawings
FIG. 1 is a schematic view of the present invention and a wire;
FIG. 2 is an exploded view of the structure of the present invention and the wire;
FIG. 3 is a schematic structural view of the bottom of the upper cover;
fig. 4 is a structural sectional view of the waterproof convex portion of the lower cover.
Reference numerals: 1. an upper cover; 11. an upper cover connection hole; 12. a connecting ring portion; 13. an upper cover accommodating groove; 14. an upper cover waterproof groove; 15. a second wire fixing block; 151. a second wire fixing groove; 2. a lower cover; 21. a lower cover attachment hole; 22. a lower cover accommodating groove; 23. a lower cover waterproof convex part; 231. a waterproof pad of the lower cover; 232. a limiting groove; 24. a wire abdicating hole; 25. a first wire fixing block; 251. a first wire fixing groove; 252. a wire waterproof pad; 3. a wire rod; 31. a wire convex portion; 41. a metal fixing layer; 411. a limiting convex part; 421. an elastic waterproof lower layer; 4211. accommodating grooves; 4212. a reinforcing groove; 4213. a moisture-absorbing aperture; 422. an elastic waterproof upper layer; 4221. a reinforcing protrusion; 4222. a waterproof convex portion; 43. a moisture barrier.
Detailed Description
To further illustrate the embodiments, the present invention provides the accompanying drawings. The accompanying drawings, which are incorporated in and constitute a part of this disclosure, illustrate embodiments of the invention and, together with the description, serve to explain the principles of the embodiments. With these references, one of ordinary skill in the art will appreciate other possible embodiments and advantages of the present invention. Elements in the figures are not drawn to scale and like reference numerals are generally used to indicate like elements.
The present invention will now be further described with reference to the accompanying drawings and detailed description.
Referring to fig. 1, 2, 3 and 4, fig. 1 is a schematic structural view of the present invention and a wire, fig. 2 is an exploded structural view of the present invention and the wire, fig. 3 is a schematic structural view of the bottom of the upper cover, and fig. 4 is a sectional structural view of the waterproof convex portion of the lower cover. The utility model discloses a waterproof switching power supply adapter casing of a preferred embodiment, including upper cover 1 and lower cover 2, upper cover 1 and lower cover 2 all adopt integrated into one piece, and structural strength is big, and waterproof performance is good.
Both sides of the upper cover 1 are provided with upper cover connecting holes 11 for connecting the lower cover 2, both sides of the bottom of the upper cover 1 are provided with connecting ring parts 12, and the connecting ring parts 12 are positioned outside the upper cover connecting holes 11. Both sides of the lower cover 2 are provided with lower cover connecting holes 21 opposite to the upper cover connecting holes 11, the connecting ring part 12 is in clearance fit with the lower cover connecting holes 21, when the cover body is assembled, the connecting ring part 12 is inserted into the lower cover connecting holes 21, and then bolts are adopted to penetrate through the upper cover connecting holes 11, so that the upper cover 1 and the lower cover 2 are fixedly connected.
The bottom of upper cover 1 is opened there is upper cover holding tank 13, and upper cover holding tank 13 is located upper cover connecting hole 11 inboard, and open at 2 tops of lower cover has lower cover holding tank 22, and lower cover holding tank 22 is located lower cover connecting hole 21 inboard. The edge of the bottom of the upper cover 1 is provided with a closed upper cover waterproof groove 14, and the upper cover waterproof groove 14 is positioned outside the upper cover accommodating groove 13; 2 top edges of lower cover have with upper cover waterproof groove 14 complex lower cover waterproof convex part 23, lower cover waterproof convex part 23 is located the lower cover holding tank 22 outside, and lower cover waterproof convex part 23 is trapezoidal, lower cover waterproof convex part 23 highly is greater than the degree of depth of upper cover waterproof groove 14, then during upper cover 1 and 2 assembly of lower cover, lower cover waterproof convex part 23 inserts in upper cover waterproof groove 14, the tank bottom surface contact of the waterproof convex part 23 top of lower cover and upper cover waterproof groove 14, eliminate the clearance between upper cover 1 and the lower cover 2, effectively prevent water from the junction infiltration of upper cover 1 and lower cover 2. A lower cover waterproof gasket 231 is adhered to the top of the lower cover waterproof protruding portion 23, and the lower cover waterproof gasket 231 is used for further eliminating the gap between the upper cover 1 and the lower cover 2 and preventing water from penetrating from the joint.
The side wall of the lower cover 2 is provided with a wire abdicating hole 24 for the power adapter wire 3 to pass through. There is first wire rod fixed block 25 on the lateral wall of lower cover 2, first wire rod fixed block 25 is located the wire rod hole 24 outside of stepping down, there is second wire rod fixed block 15 relative with first wire rod fixed block 25 on the lateral wall of upper cover 1, it has first wire rod fixed slot 251 to open on the first wire rod fixed block 25, it has second wire rod fixed slot 151 to open on the second wire rod fixed block 15, first wire rod fixed slot 251 and second wire rod fixed slot 151 are used for supplying the top and the bottom of wire rod convex part 31 on wire rod 3 respectively to insert, then when upper cover 1 and lower cover 2 assemble, first wire rod fixed slot 251 is inserted at wire rod convex part 31 top on wire rod 3, and second wire rod fixed slot 151 is inserted to wire rod convex part 31 bottom, thereby waterproof switch power adapter casing of fixed connection and wire rod 3, prevent that wire rod 3 is not hard up. Wire waterproof pads 252 are adhered to bottoms of the first wire fixing groove 251 and the second wire fixing groove 151, and the wire waterproof pads 252 are used for eliminating gaps between the wire convex portions 31 on the wires 3 and the cover body, so that water is effectively prevented from permeating from the connecting position of the waterproof switch power adapter shell and the wires 3.
The utility model provides a pair of waterproof switching power supply adapter casing, waterproof, moisture resistance can be good, need not to use the encapsulating sealed, greatly reduced manufacturing cost.
While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (9)
1. The shell of the waterproof switch power adapter is characterized by comprising an upper cover (1) and a lower cover (2), wherein the upper cover (1) is detachably connected with the lower cover (2), a closed upper cover waterproof groove (14) is formed in the bottom of the upper cover (1), a lower cover waterproof convex part (23) matched with the upper cover waterproof groove (14) is arranged at the top of the lower cover (2), and a lower cover waterproof pad (231) used for eliminating a gap between the upper cover (1) and the lower cover (2) is arranged at the top of the lower cover waterproof convex part (23);
the side wall of the lower cover (2) is provided with a wire rod abdicating hole (24) through which a power adapter wire rod (3) passes, the outer side wall of the lower cover (2) is provided with a first wire rod fixing block (25), the first wire rod fixing block (25) is positioned outside the wire rod abdicating hole (24), the outer side wall of the upper cover (1) is provided with a second wire rod fixing block (15) opposite to the first wire rod fixing block (25), and the first wire rod fixing block (25) and the second wire rod fixing block (15) are both provided with a wire rod waterproof pad (252) for eliminating a gap between the wire rod (3) and a waterproof switch power adapter shell;
waterproof pad of lower cover (231) and waterproof pad of wire rod (252) all establish to the cushion, and the cushion includes metal fixed bed (41), elastic waterproof layer and sets up at the inside dampproof course (43) of elastic waterproof layer, metal fixed bed (41) bottom and waterproof convex part of lower cover (23), first wire rod fixed block (25) or second wire rod fixed block (15) fixed connection, metal fixed bed (41) top and elastic waterproof layer fixed connection.
2. The waterproof switch power adapter shell according to claim 1, wherein the bottom of the metal fixing layer (41) is provided with a limit convex part (411), and the top of the waterproof convex part (23) of the lower cover is provided with a limit groove (232) which is in clearance fit with the limit convex part (411).
3. The waterproof switch power adapter shell of claim 1, wherein the elastic waterproof layer comprises an elastic waterproof lower layer (421) and an elastic waterproof upper layer (422), the bottom of the elastic waterproof lower layer (421) is fixedly connected with the metal fixing layer (41), an accommodating groove (4211) for accommodating the moisture-proof layer (43) is formed in the top of the elastic waterproof lower layer (421), the cross section of the accommodating groove (4211) is trapezoidal, and the elastic waterproof upper layer (422) is fitted with a notch of the accommodating groove (4211).
4. The waterproof switch power adapter shell according to claim 3, wherein the side surface of the elastic waterproof upper layer (422) is provided with an arc-shaped reinforcing convex part (4221), and the groove wall of the accommodating groove (4211) is provided with a reinforcing groove (4212) which is in interference fit with the reinforcing convex part (4221).
5. The waterproof switch power adapter shell of claim 3, characterized in that a plurality of moisture-absorbing holes (4213) are formed on the wall of the accommodating groove (4211).
6. The waterproof switch power adapter shell according to claim 3, wherein a waterproof convex portion (4222) is arranged on the top of the elastic waterproof upper layer (422), and the elastic waterproof layer is made of silica gel.
7. The waterproof switch power adapter shell of claim 1, characterized in that the moisture barrier (43) is made of quick lime desiccant.
8. The waterproof switch power adapter shell as claimed in claim 1, wherein the first wire fixing block (25) is provided with a first wire fixing groove (251), the second wire fixing block (15) is provided with a second wire fixing groove (151), and the wire waterproof pad (252) is respectively located in the first wire fixing groove (251) and the second wire fixing groove (151).
9. The waterproof switch power adapter shell of claim 1, characterized in that the upper cover (1) and the lower cover (2) are integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022252669.3U CN212810696U (en) | 2020-10-12 | 2020-10-12 | Waterproof switch power adapter shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022252669.3U CN212810696U (en) | 2020-10-12 | 2020-10-12 | Waterproof switch power adapter shell |
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| Publication Number | Publication Date |
|---|---|
| CN212810696U true CN212810696U (en) | 2021-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022252669.3U Active CN212810696U (en) | 2020-10-12 | 2020-10-12 | Waterproof switch power adapter shell |
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| CN (1) | CN212810696U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114531813A (en) * | 2022-03-08 | 2022-05-24 | 江西吉安奥海科技有限公司 | Waterproof charger and preparation method thereof |
-
2020
- 2020-10-12 CN CN202022252669.3U patent/CN212810696U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114531813A (en) * | 2022-03-08 | 2022-05-24 | 江西吉安奥海科技有限公司 | Waterproof charger and preparation method thereof |
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