CN209994283U - Power adapter with good sealing performance - Google Patents
Power adapter with good sealing performance Download PDFInfo
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- CN209994283U CN209994283U CN201920799561.0U CN201920799561U CN209994283U CN 209994283 U CN209994283 U CN 209994283U CN 201920799561 U CN201920799561 U CN 201920799561U CN 209994283 U CN209994283 U CN 209994283U
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- upper cover
- groove
- recess
- waterproof
- inferior valve
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Abstract
The utility model provides a power adapter that sealing performance is good, including adapter body, adapter body includes inferior valve and upper cover, characterized by: the lateral wall top of inferior valve is equipped with the inferior valve recess that the notch faces upwards, the lateral wall bottom of upper cover is equipped with notch upper cover recess down, in the outer cell wall embedding inferior valve recess of upper cover recess, in the interior cell wall embedding upper cover recess of inferior valve recess, supersound fuse is in the same place to form first waterproof line between the outer cell wall of inferior valve recess and upper cover recess, it forms the waterproof line of second way to be equipped with waterproof sealed glue between the outer cell wall of the interior cell wall of inferior valve recess and upper cover recess, also be equipped with waterproof sealed glue between the interior cell wall of inferior valve recess and the interior cell wall of upper cover recess and form the waterproof line of third way, and these waterproof lines can separate water absolutely to avoid water to get into inside the adapter body.
Description
Technical Field
The utility model relates to a power adapter technical field, in particular to power adapter that sealing performance is good.
Background
The Power adapter (Power adapter) is a Power supply conversion device for small portable electronic equipment and electronic appliances, generally comprises electronic components such as a shell, a transformer, an inductor, a capacitor, a control IC (integrated circuit), a PCB (printed circuit board) and the like, and the working principle of the Power adapter is that alternating current input is converted into direct current output; according to the connection mode, the device can be divided into a wall-inserting type and a desktop type. The intelligent anti-theft device is widely matched with security cameras, set top boxes, routers, light bars, massage instruments and other equipment.
The shell of power adapter is formed by inferior valve and upper cover composite set usually, just has a gap between inferior valve and the upper cover like this, and water just gets into power adapter inside from this gap easily, consequently need set up waterproof glue in power adapter's shell gap and in order to realize waterproof function, and this waterproof glue can directly receive water erosion when realizing waterproof function to influence waterproof gluey waterproof performance, and can reduce waterproof gluey life.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a power adapter that waterproof performance is good, waterproof glue long service life.
In order to solve the technical problem, the utility model provides a power adapter that sealing performance is good, including adapter body, adapter body includes inferior valve and upper cover, characterized by: the utility model discloses a waterproof sealing glue, including the lateral wall of inferior valve recess, the lateral wall top of inferior valve is equipped with the inferior valve recess that the notch is up, the lateral wall bottom of upper cover is equipped with notch upper cover recess down, in the outer cell wall embedding inferior valve recess of upper cover recess, in the interior cell wall embedding upper cover recess of inferior valve recess, supersound butt fusion is in the same place between the outer cell wall of inferior valve recess and upper cover recess, be equipped with waterproof sealing glue between the outer cell wall of the interior cell wall of inferior valve recess and upper cover recess, also be equipped with waterproof sealing glue between the interior cell wall of inferior valve recess and the interior cell wall of upper cover.
Preferably, the outer edge of the outer groove wall of the upper cover groove is recessed close to the bottom, and the outer groove wall of the lower shell groove is propped against the recessed part of the outer edge of the outer groove wall of the upper cover groove.
Preferably, the inner and outer groove walls of the lower case groove have different heights.
Preferably, the inner groove wall of the lower shell groove is higher than the outer groove wall.
Preferably, the adapter comprises an SR line, an SR line interface is arranged on the adapter body, the SR line extends into the adapter body from the SR line interface, a waterproof rubber ring is sleeved between the SR line and the SR line interface, a clamping groove is arranged at a position where the SR line extends into the inner space of the adapter body, and the adapter further comprises a plug pin which is buckled in the clamping groove.
Preferably, SR line interface is including seting up the round hole on the adapter body and the ring that extends out from the round hole, waterproof rubber circle is located between SR line and the ring, the draw-in groove is located SR on the line pass the position of round hole.
Preferably, the waterproof rubber ring is positioned on the part of the SR line extending into the circular ring.
Preferably, the part of the SR line extending into the ring is provided with a ring groove, and the waterproof rubber ring is sleeved in the ring groove.
Preferably, the SR line stretches into the inside space of the adapter body and two sides of the position are respectively provided with a clamping groove, and the bolt is a U-shaped bolt.
Preferably, the SR line is provided with a waterproof convex ring, and the waterproof convex ring is propped against the SR line interface.
The utility model discloses following beneficial effect has: ultrasonic welding is carried out between the groove wall of the upper cover groove and the groove wall of the lower shell groove to form a first waterproof line, waterproof sealant positioned between the inner groove wall of the lower shell groove and the outer groove wall of the upper cover groove forms a second waterproof line, and waterproof sealant positioned between the inner groove wall of the lower shell groove and the inner groove wall of the upper cover groove forms a third waterproof line; when water splashes to the position between the upper shell and the lower shell of the power adapter and the upper cover, the water can enter the adapter body from the position between the lower shell and the upper cover, and at the moment, the first waterproof line can block water, so that the water is difficult to seep to the waterproof sealant of the second waterproof line, and the service life of the waterproof sealant is prolonged; when the power adapter is accidentally immersed in water, water may seep through the first waterproof line to the second waterproof line, but the second waterproof line is welded waterproof sealant, so that the second waterproof line can play a good isolation role, and water is prevented from entering the adapter body; even if a small part of water can seep through the second waterproof line, the third waterproof line can also play an isolation role, so that water is prevented from entering the interior of the adapter body.
Drawings
FIG. 1 is a schematic diagram of a power adapter;
FIG. 2 is an exploded view of the power adapter;
FIG. 3 is a schematic diagram of the structure of the SR line;
FIG. 4 is a cross-sectional view taken along line A-A of FIG. 1;
fig. 5 is a partially enlarged view of fig. 4 at B.
Description of reference numerals: 1-an adapter body; 2-SR line; 3-a lower shell; 4, covering the upper cover; 5-a circuit board; 6-round hole; 7-a circular ring; 8-rubber ring; 9-U-shaped bolt; 10-ring groove; 11-a card slot; 12-lower shell groove; 13-inner groove wall of the lower shell groove; 14-the outer groove wall of the lower shell groove; 15-covering the groove; 16-inner groove wall of the upper cover groove; 17-the outer groove wall of the upper cover groove; 18-waterproof sealant; 19-waterproof convex ring.
Detailed Description
As shown in fig. 1, the power adapter includes an adapter body 1, and two SR lines 2 are connected to two ends of the adapter body 1, respectively. As shown in fig. 2, the adapter body 1 includes a lower shell 3, an upper cover 4 and a circuit board 5, wherein a plurality of electronic components are mounted on the circuit board 5, the lower shell 3 and the upper cover 4 cover together to form a housing of the adapter body 1, the circuit board 5 is mounted inside the lower shell 3, that is, the circuit board 5 is mounted inside the housing formed by the lower shell 3 and the upper cover 4. A round hole 6 has respectively been seted up at the both ends of inferior valve 3, and round hole 6 outwards extends ring 7, and SR line 2 is stretched into inside adapter body 1 from round hole 6 in this ring 7, is connected with the inside circuit board 5 of adapter body 1.
As can be seen from fig. 2, the power adapter further comprises a rubber ring 8 and a U-shaped latch 9. As shown in fig. 3, two ring grooves 10 are formed in the SR wire 2 at the position where the ring 7 is embedded, and the two ring grooves 10 are respectively sleeved with a rubber ring 8, so that the rubber ring 8 plays a role in sealing and waterproofing after the SR wire 2 with the rubber ring 8 is embedded into the ring 7. Draw-in groove 11 has respectively been seted up to the both sides that stretch into the inside position of adapter body 1 on SR line 2, stretches into adapter body 1 back at this position, and U type bolt 9 card is on these two draw-in grooves 11, and U type bolt 9 just can fix SR line 2 on adapter body 1 like this for SR line 2 is difficult to drop from adapter body 1. Still be equipped with waterproof protruding circle 19 on the SR line 2, after SR line 2 stretched into adapter body 1, waterproof protruding circle 19 can push up on ring 7 to play waterproof effect.
The cross-sectional view of the power adapter is shown in fig. 4, and as can be seen from the enlarged partial view (fig. 5) at the position B of the cross-sectional view, the top of the side wall of the lower shell 3 of the adapter body 1 is provided with a lower shell groove 12 with an upward notch, the inner wall 13 of the lower shell groove 12 is higher than the outer wall 14, the bottom of the side wall of the upper cover 4 is provided with an upper cover groove 15 with a downward notch, the inner wall 16 of the upper cover groove 15 is lower than the outer wall 17, the outer edge of the outer wall 17 is recessed near the bottom, the outer wall 17 of the upper cover groove 15 is embedded into the lower shell groove 12, the inner wall 13 of the lower shell groove 12 is embedded into the upper cover groove 15, and the outer wall 14 of the lower shell groove 12 abuts against the inner edge of the outer wall 17 of the upper cover groove 15, so that a bending. Waterproof sealant 18 is arranged between the inner groove wall 13 of the lower shell groove 12 and the upper cover groove 15, and the installation process of the waterproof sealant 18 is as follows: firstly, fill in waterproof sealed glue 18 in upper cover recess 15, then when inferior valve 3 and upper cover 4 aggregate erection, make the outer cell wall 17 of upper cover recess 15 imbed in inferior valve recess 12, the interior cell wall 13 of inferior valve recess 12 imbeds in upper cover recess 15, the interior cell wall 13 of inferior valve recess 12 can extrude this waterproof sealed glue 18 this moment, make this waterproof sealed glue 18 ooze between the interior cell wall 13 of inferior valve recess 12 and the interior cell wall 16 of upper cover recess 15, between the interior cell wall 13 of inferior valve recess 12 and the outer cell wall 17 of upper cover recess 15, thereby form waterproof line.
Further, the outer groove walls 17 of the lower case groove 12 and the upper cover groove 15 are welded together using an ultrasonic melting process for the outer groove walls 17 of the lower case groove 12 and the upper cover groove 15. Thus, the power adapter of the present embodiment has three waterproof wires: the first waterproof line is the outer groove wall 17 of the fused lower shell groove 12 and the fused upper cover groove 15; the second waterproof line is waterproof sealant 18 seeped between the inner groove wall 13 of the lower casing groove 12 and the outer groove wall 17 of the upper cover groove 15; the third waterproof line is waterproof sealant 18 which seeps between the inner groove wall 13 of the lower casing groove 12 and the inner groove wall 16 of the upper cover groove 15.
When water splashes to the position between the upper shell 3 and the lower shell 4 of the power adapter, the water can enter the adapter body 1 from the position between the lower shell 3 and the upper cover 4, and at the moment, the first waterproof line can block water, so that the water is difficult to seep to the waterproof sealant 18 of the second waterproof line, and the service life of the waterproof sealant 18 is prolonged; when the power adapter is accidentally immersed in water, water may seep through the first waterproof line to the second waterproof line, but the second waterproof line is the welded waterproof sealant 18, so that the second waterproof line can play a good isolation role, and water is prevented from entering the adapter body 1; even if a small part of water can seep through the second waterproof line, the third waterproof line can also play an isolation role, so that water is prevented from entering the interior of the adapter body 1.
Claims (10)
1. The utility model provides a power adapter that sealing performance is good, includes adapter body, adapter body includes inferior valve and upper cover, characterized by: the utility model discloses a waterproof sealing glue, including the lateral wall of inferior valve recess, the lateral wall top of inferior valve is equipped with the inferior valve recess that the notch is up, the lateral wall bottom of upper cover is equipped with notch upper cover recess down, in the outer cell wall embedding inferior valve recess of upper cover recess, in the interior cell wall embedding upper cover recess of inferior valve recess, supersound butt fusion is in the same place between the outer cell wall of inferior valve recess and upper cover recess, be equipped with waterproof sealing glue between the outer cell wall of the interior cell wall of inferior valve recess and upper cover recess, also be equipped with waterproof sealing glue between the interior cell wall of inferior valve recess and the interior cell wall of upper cover.
2. The power adapter with good sealing performance according to claim 1, wherein: the outer edge of the outer groove wall of the upper cover groove is recessed close to the bottom, and the lower shell groove is provided with an outer groove wall which is propped against the recessed part of the outer edge of the outer groove wall of the upper cover groove.
3. The power adapter with good sealing performance according to claim 1, wherein: the inner groove wall and the outer groove wall of the lower shell groove are different in height.
4. The power adapter with good sealing performance according to claim 1, wherein: the inner groove wall of the lower shell groove is higher than the outer groove wall.
5. The power adapter with good sealing performance according to claim 1, wherein: the SR cable connector is arranged on the adapter body, the SR cable extends into the adapter body from the SR cable connector, a waterproof rubber ring is sleeved between the SR cable and the SR cable connector, a clamping groove is formed in the position, extending into the inner space of the adapter body, of the SR cable, and the SR cable further comprises a bolt, and the bolt is buckled in the clamping groove.
6. The power adapter with good sealing performance according to claim 5, wherein: the SR line interface comprises a round hole formed in the adapter body and a circular ring extending out of the round hole, the waterproof rubber ring is located between the SR line and the circular ring, and the clamping groove is located on the SR line and penetrates through the round hole.
7. The power adapter with good sealing performance according to claim 6, wherein: the waterproof rubber ring is positioned on the part of the SR line extending into the circular ring.
8. The power adapter with good sealing performance according to claim 7, wherein: the SR line is provided with a ring groove at the position extending into the ring, and the waterproof rubber ring is sleeved in the ring groove.
9. The power adapter with good sealing performance according to claim 5, wherein: two sides of the position, extending into the inner space of the adapter body, of the SR line are respectively provided with a clamping groove, and the bolt is a U-shaped bolt.
10. The power adapter with good sealing performance according to claim 9, wherein: the SR line is provided with a waterproof convex ring which is propped against the SR line interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920799561.0U CN209994283U (en) | 2019-05-29 | 2019-05-29 | Power adapter with good sealing performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920799561.0U CN209994283U (en) | 2019-05-29 | 2019-05-29 | Power adapter with good sealing performance |
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| Publication Number | Publication Date |
|---|---|
| CN209994283U true CN209994283U (en) | 2020-01-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920799561.0U Active CN209994283U (en) | 2019-05-29 | 2019-05-29 | Power adapter with good sealing performance |
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| CN (1) | CN209994283U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110112932A (en) * | 2019-05-29 | 2019-08-09 | 东莞市海陆通实业有限公司 | A kind of power supply adaptor of good seal performance |
-
2019
- 2019-05-29 CN CN201920799561.0U patent/CN209994283U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110112932A (en) * | 2019-05-29 | 2019-08-09 | 东莞市海陆通实业有限公司 | A kind of power supply adaptor of good seal performance |
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