CN210016411U

CN210016411U - Power adapter shell and power adapter

Info

Publication number: CN210016411U
Application number: CN201921178667.5U
Authority: CN
Inventors: 马贵承
Original assignee: Foshan Hanyi Power Equipment Co Ltd
Current assignee: Foshan Hanyi Power Equipment Co Ltd
Priority date: 2019-07-25
Filing date: 2019-07-25
Publication date: 2020-02-04
Anticipated expiration: 2029-07-25

Abstract

The utility model relates to a power adapter casing and power adapter, power adapter casing include: the bottom shell and the upper cover are covered to form an electrical cavity, a connecting plate extending towards the other direction is arranged on the peripheral wall of one of the bottom shell and the upper cover, the connecting plate is connected with the bottom of the other one of the bottom shell and the upper cover in a sealing mode, the bottom shell is provided with a wire inlet used for leading a first wire into the electrical cavity and a wire outlet used for leading a second wire out of the electrical cavity, the bottom shell is further provided with a first glue pouring groove corresponding to the position of the wire inlet and a second glue pouring groove corresponding to the position of the wire outlet, the first glue pouring groove and the second glue pouring groove are used for containing sealant, the sealant is used for sealing a gap between the peripheral wall of the wire inlet and the first wire and a gap between the peripheral wall of the wire outlet and the second wire, the power adapter shell has high waterproof performance, water vapor can be effectively prevented from entering the electrical cavity, and the high-humidity working reliability of the.

Description

Power adapter shell and power adapter

Technical Field

The utility model relates to a power supply unit technical field especially relates to a power adapter casing and power adapter.

Background

The power adapter is a power supply conversion device for electronic equipment and electronic appliances, and is widely applied to household appliances such as computers, cameras, routers, environmental appliances, kitchen appliances and the like.

At present, some power adapter need work in the high temperature and high humidity environment, and because traditional power adapter waterproof performance is relatively poor, the characteristic of expend with heat and contract with cold behind the power internal seal, lead to the power after stopping normal work, the inside can be heated the inflation of power, form the external state of breathing in, inhale the electric chamber that enters into power adapter from the shell gap with the steam in the external environment easily, make the internal line short circuit and lead to self to damage the inefficacy, can lead to the tripping operation of master switch and produce higher surge voltage when serious, cause electronic equipment to damage.

SUMMERY OF THE UTILITY MODEL

Therefore, it is necessary to provide a power adapter housing and a power adapter for solving the above technical problems, where the power adapter housing has a strong waterproof performance, and can effectively prevent water vapor from entering an electrical cavity, thereby improving the high-humidity operational reliability of the power adapter.

In order to achieve the above object, the present invention provides a power adapter housing, the power adapter housing comprising: the bottom shell and the upper cover are covered to form an electrical cavity, a connecting plate extending towards the other direction is arranged on the peripheral wall of one of the bottom shell and the upper cover, the connecting plate is connected with the bottom of the other one of the bottom shell and the upper cover in a sealing mode, a first lead is led into the electrical cavity through the bottom shell, a second lead is led out of the electrical cavity through the second lead, a first glue pouring groove corresponding to the lead-in position and a second glue pouring groove corresponding to the lead-out position are further formed in the bottom shell, the first glue pouring groove and the second glue pouring groove are used for containing sealant, and the sealant is used for sealing a gap between the peripheral wall of the lead-in opening and the first lead and a gap between the peripheral wall of the lead-out opening and the second lead.

Compared with the prior art, the power adapter shell at least has the following beneficial effects: the bottom of the bottom shell or the upper cover is hermetically connected after the connecting plate extends, so that a connecting gap between the bottom shell and the upper cover is effectively sealed, the electric cavity is isolated from the outside, and water vapor is effectively prevented from entering the electric cavity from the connecting gap between the bottom shell and the upper cover; in addition, after the connection of the first lead and the second lead is completed, sealant is respectively injected into the first potting groove and the second potting groove, so that the peripheral wall of the wire inlet and the gap between the first lead and the gap between the wire outlet and the second lead are filled with the sealant, after the sealant is condensed, the peripheral wall of the wire inlet and the gap between the first lead and the gap between the wire outlet and the second lead are effectively sealed, and therefore, the connection position of the bottom shell and the upper cover, the connection position of the first lead and the connection position of the second lead are effectively sealed, water vapor can be effectively prevented from entering the electrical cavity, and the high-humidity working reliability of the power adapter is improved.

In one embodiment, a sealing plate is disposed on a periphery of one of the bottom case and the upper cover, and a first sealing groove is disposed on a periphery of the other of the bottom case and the upper cover, and the sealing plate is inserted into the first sealing groove.

In one embodiment, a boss is formed by extending the periphery of one of the bottom case and the upper cover outwards, a pressing part is formed by extending the periphery of the other of the bottom case and the upper cover outwards, a second sealing groove for accommodating a sealing element is formed in the boss, and the pressing part is used for pressing the sealing element into the second sealing groove.

In one embodiment, the upper cover is provided with a first baffle and a second baffle, the first baffle abuts against a groove wall of the first potting groove far away from the wire inlet to separate the first potting groove from the electrical cavity, and the second baffle abuts against a groove wall of the second potting groove far away from the wire outlet to separate the second potting groove from the electrical cavity.

In one embodiment, the bottom case is provided with a first liquid injection hole and a second liquid injection hole, the first liquid injection hole is communicated with the first glue pouring groove, and the second liquid injection hole is communicated with the second glue pouring groove.

In one embodiment, the wire clip comprises a first wire clip and a second wire clip, wherein the first wire clip is arranged in the wire inlet, the second wire clip is arranged in the wire outlet, the connecting plate is provided with a first bayonet communicated with the wire inlet and a second bayonet communicated with the wire outlet, one end, close to the first glue pouring groove, of the first wire clip is provided with a first extension portion, the periphery of the first extension portion is provided with a first clamping groove, the side wall of the first bayonet is clamped in the first clamping groove, one end, close to the second glue pouring groove, of the second wire clip is provided with a second extension portion, the periphery of the second extension portion is provided with a second clamping groove, and the side wall of the second bayonet is clamped in the second clamping groove.

In one embodiment, a first groove is formed in a side wall of the wire inlet, and a first flange clamped with the first groove is arranged on the first wire clamping piece;

and/or a second groove is formed in the side wall of the outlet, and a second flange clamped with the second groove is arranged on the second line clamping piece.

In one embodiment, the surface of the bottom shell is provided with a plurality of first convex portions which are sequentially arranged, and/or the surface of the upper cover is provided with a plurality of second convex portions which are sequentially arranged.

In one embodiment, the connecting plate is arranged on the peripheral wall of the bottom shell, and the connecting plate is welded to the bottom of the upper cover through ultrasonic waves; or the connecting plate is arranged on the peripheral wall of the upper cover and is welded to the bottom of the bottom shell through ultrasonic waves.

In order to achieve the above object, the present invention provides a power adapter, the power adapter includes an electrical component, a first wire, a second wire and the above power adapter housing, the electrical component is disposed in the electrical cavity, the first wire passes behind the wire inlet with the electrical component is electrically connected, the second wire with the electrical component is electrically connected and follows wear out behind the wire outlet.

Since the power adapter adopts all embodiments of the power adapter housing, at least all the advantages of the embodiments are achieved, and no further description is given here.

Drawings

Fig. 1 is a front view of a power adapter housing according to an embodiment of the present invention;

FIG. 2 is a cross-sectional view taken along line A-A of the power adapter housing of FIG. 1;

FIG. 3 is an enlarged schematic view of the power adapter housing of FIG. 2 at A;

FIG. 4 is a cross-sectional view taken along line B-B of the power adapter housing of FIG. 1;

FIG. 5 is an enlarged schematic view of the power adapter housing of FIG. 4 at A;

FIG. 6 is a schematic structural view of an upper cover in the power adapter housing of FIG. 1;

FIG. 7 is an enlarged schematic view of the upper cover shown in FIG. 6 at A;

fig. 8 is a schematic structural view of the first wire clip in the housing of the power adapter shown in fig. 1.

10. Bottom shell, 11, connecting plate, 12, inlet wire, 121, first recess, 122, first fin, 13, outlet, 14, first potting groove, 15, second potting groove, 16, first seal groove, 17, splenium, 18, first notes liquid hole, 19, second notes liquid hole, 20, upper cover, 21, closing plate, 22, boss, 221, second seal groove, 23, first baffle, 24, first baffle, 25, second fin, 30, electric chamber, 40, first fastener, 41, first epitaxial portion, 411, first draw-in groove, 42, first flange.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. In contrast, when an element is referred to as being "directly on" another element, there are no intervening elements present. The terms "vertical," "horizontal," and the like are used herein for illustrative purposes only. In the present invention, the terms "first" and "second" do not denote any particular quantity or order, but are merely used to distinguish names.

As shown in fig. 1 to 5, a power adapter housing includes: the bottom shell 10 and the upper cover 20 are covered by the bottom shell 10 and the upper cover 20 to form an electrical cavity 30, a connecting plate 11 extending towards the other direction is arranged on the peripheral wall of one of the bottom shell 10 and the upper cover 20, the connecting plate 11 is connected with the bottom of the other one in a sealing mode, the bottom shell 10 is provided with a wire inlet 12 used for leading a first wire into the electrical cavity 30 and a wire outlet 13 used for leading a second wire out of the electrical cavity 30, the bottom shell 10 is further provided with a first glue pouring groove 14 corresponding to the position of the wire inlet 12 and a second glue pouring groove 15 corresponding to the position of the wire outlet 13, the first glue pouring groove 14 and the second glue pouring groove 15 are used for containing sealant, and the sealant is used for sealing a gap between the peripheral wall of the wire inlet 12 and the first wire and a gap between the peripheral wall of the wire outlet 13 and the second wire.

In traditional power adapter casing, the peripheral surface of drain pan and upper cover both is the plane, through carrying out sealing connection with two planes and realizing being connected of drain pan and upper cover, however, because the clearance can appear in the difficult emergence of being connected between plane and plane, steam enters into the electric chamber from the clearance easily, make the power supply line short circuit and lead to self to damage the inefficacy, can lead to the total brake switch tripping operation and produce higher surge voltage when serious, cause electronic equipment to damage, it is visible, the waterproof performance of traditional power adapter casing is relatively poor. The power adapter shell is connected with the bottom of the bottom shell 10 or the bottom of the upper cover 20 in a sealing manner after extending through the connecting plate 11, so that a connecting gap between the bottom shell 10 and the upper cover 20 is effectively sealed, the electrical cavity 30 is isolated from the outside, and water vapor is effectively prevented from entering the electrical cavity 30 from the connecting gap between the bottom shell 10 and the upper cover 20; in addition, after the connection of the first lead and the second lead is completed, sealant is respectively injected into the first potting groove 14 and the second potting groove 15, so that the sealant fills the gap between the peripheral wall of the wire inlet 12 and the first lead and the gap between the wire outlet 13 and the second lead, and after the sealant is condensed, the gap between the peripheral wall of the wire inlet 12 and the first lead and the gap between the wire outlet 13 and the second lead are effectively sealed, it can be seen that the connection between the bottom case 10 and the upper cover 20, the connection of the first wires and the connection of the second wires are effectively sealed, so that the electrical cavity 30 is effectively separated from the connection between the bottom case 10 and the upper cover 20, the inlet 12 and the outlet 13, compared with the traditional power adapter shell, the power adapter shell has stronger waterproof performance, moisture can be effectively prevented from entering the electrical cavity 30, thereby improving the high-humidity working reliability of the power adapter.

Specifically, the connection board 11 is disposed on an inner wall (a wall surface located in the electrical cavity 30) of the bottom case 10 or the upper cover 20, and the connection board 11 is disposed on the inner wall of the bottom case 10, and the connection board 11 is hermetically connected to the bottom of the upper cover 20, but the invention is not limited thereto, and the connection board 11 may be disposed on the inner wall of the upper cover 20, and the connection board 11 is hermetically connected to the bottom of the bottom case 10. Further, when the connection plate 11 is disposed on the inner wall of the bottom case 10, the connection plate 11 is attached to the inner wall of the upper cover 20, and when the connection plate 11 is disposed on the inner wall of the upper cover 20, the connection plate 11 is attached to the inner wall of the bottom case 10, so as to further enhance the sealing of the connection gap between the bottom case 10 and the upper cover 20.

In an embodiment, referring to fig. 2 and 3, a sealing plate 21 is disposed on a periphery of one of the bottom case 10 and the top cover 20, and a first sealing groove 16 is disposed on a periphery of the other, and the sealing plate 21 is inserted into the first sealing groove 16. By placing the sealing plate 21 into the first sealing groove 16, the connection gap between the bottom case 10 and the upper cover 20 can be effectively separated from the outside, so that water vapor is further prevented from entering the electrical cavity 30 from the connection gap between the bottom case 10 and the upper cover 20, and the waterproof performance of the power adapter housing is further improved.

Specifically, although first sealing groove 16 is shown on the periphery of bottom case 10 and sealing plate 21 is shown on the periphery of top cover 20, sealing plate 21 may be on the periphery of bottom case 10 and first sealing groove 16 may be on the periphery of top cover 20.

Specifically, the sealing plate 21 abuts against the bottom of the first sealing groove 16, and the sealing of the connection gap between the bottom case 10 and the upper cover 20 is further enhanced.

Furthermore, sealant may be injected into the first sealing groove 16, and then the sealing plate 21 is disposed in the first sealing groove 16, so as to further enhance the sealing of the connection gap between the bottom case 10 and the upper cover 20.

In an embodiment, referring to fig. 2 and 3, a peripheral edge of one of the bottom case 10 and the upper cover 20 extends outward to form a boss 22, a peripheral edge of the other extends outward to form a pressing portion 17, the boss 22 is provided with a second sealing groove 221 for accommodating a sealing member, and the pressing portion 17 is used for pressing the sealing member in the second sealing groove 221. The illustration shows the press-down part 17 disposed on the periphery of the bottom case 10 and the boss 22 disposed on the periphery of the top cover 20, but the present invention is not limited thereto, and the boss 22 may be disposed on the periphery of the bottom case 10 and the press-down part 17 may be disposed on the periphery of the top cover 20. The pressing part 17 presses the sealing element into the second sealing groove 221 of the boss 22, so that the connection gap between the bottom case 10 and the upper cover 20 can be effectively separated from the outside, thereby further blocking water vapor from entering the electrical cavity 30 from the connection gap between the bottom case 10 and the upper cover 20, and further improving the waterproof performance of the power adapter shell.

In an embodiment, please refer to fig. 4 and 5, the upper cover 20 is provided with a first baffle 23 and a second baffle 24, the first baffle 23 abuts against a wall of the first potting groove 14 away from the wire inlet 12 to separate the first potting groove 14 from the electrical cavity 30, and the second baffle 24 abuts against a wall of the second potting groove 15 away from the wire outlet 13 to separate the second potting groove 15 from the electrical cavity 30. The first baffle 23 abuts against the wall of the first potting groove 14 far away from the wire inlet 12, and effectively separates the first potting groove 14 from the electrical cavity 30, so that the sealant in the first potting groove 14 is prevented from flowing into the electrical cavity 30 to cause the short circuit of the internal line and cause the self damage failure, and similarly, the second baffle 24 abuts against the wall of the second potting groove 15 far away from the wire outlet 13, and effectively separates the second potting groove 15 from the electrical cavity 30, so that the sealant in the second potting groove 15 is prevented from flowing into the electrical cavity 30 to cause the short circuit of the internal line and cause the self damage failure.

In an embodiment, please refer to fig. 1, fig. 3 and fig. 5, the bottom case 10 is provided with a first liquid injection hole 18 and a second liquid injection hole 19, the first liquid injection hole 18 is communicated with the first glue filling groove 14, and the second liquid injection hole 19 is communicated with the second glue filling groove 15. The sealant is injected into the first sealant injecting groove 14 through the first sealant injecting hole 18, so that the interior of the first sealant injecting groove 14 is completely filled with the sealant, the wire inlet 12 and the electrical cavity 30 can be effectively separated by the sealing layer formed after the sealant is solidified, and thus, the water vapor is further prevented from entering the electrical cavity 30 from the wire inlet 12, and similarly, the sealant is injected into the second sealant injecting groove 15 through the second sealant injecting hole 19, so that the interior of the second sealant injecting groove 15 can be completely filled with the sealant, the wire outlet 13 and the electrical cavity 30 can be effectively separated by the sealing layer formed after the sealant is solidified, and thus, the water vapor is further prevented from entering the electrical cavity 30 from the wire outlet 13. Therefore, the waterproof performance of the shell of the power adapter can be further improved by the arrangement.

Further, after the glue filling operation is completed, the first liquid filling hole 18 and the second liquid filling hole 19 need to be sealed, wherein the sealing modes are various, for example, sealing plugs are arranged in the first liquid filling hole 18 and the second liquid filling hole 19, and for example, when sealant is filled into the first glue filling groove 14 and the second glue filling groove 15, the sealant overflows outwards, and the first liquid filling hole 18 and the second liquid filling hole 19 are sealed after the sealant is solidified.

In an embodiment, please refer to fig. 8, the power distributor housing further includes a first line clamping piece 40 disposed in the wire inlet 12 and a second line clamping piece (please refer to the structure of the first line clamping piece 40 shown in fig. 8) disposed in the wire outlet 13, the connecting plate 11 is provided with a first bayonet (not shown in the figure) communicated with the wire inlet 12 and a second bayonet (not shown in the figure) communicated with the wire outlet 13, one end of the first line clamping piece 40 close to the first glue filling groove 14 is provided with a first extending portion 41, a periphery of the first extending portion 41 is provided with a first clamping groove 411, a side wall of the first bayonet is clamped in the first clamping groove 411, one end of the second line clamping piece close to the second glue filling groove 15 is provided with a second extending portion, a periphery of the second extending portion is provided with a second clamping groove, and a side wall of the second bayonet is clamped in the second clamping groove. The first clamping groove 411 of the first extending portion 41 is clamped with the side wall of the first bayonet, so that the wire inlet 12 is separated from the electrical cavity 30, then sealant is injected into the first glue pouring groove 14, a gap between the first wire clamping piece 40 and the connecting plate 11 is filled with the sealant, and the gap between the first wire clamping piece 40 and the connecting plate 11 is sealed after the sealant is solidified, so that the wire inlet 12 is further sealed and separated from the electrical cavity 30, and water vapor is further prevented from entering the electrical cavity 30 from the wire inlet 12; in a similar way, through the second draw-in groove of second epitaxial portion and the lateral wall joint of second bayonet socket, in order to separate outlet 13 and electric chamber 30, then inject sealed glue in second encapsulating groove 15 again, sealed glue is filled the space between second line fastener and the connecting plate 11, sealed glue solidifies the back and seals the space between second line fastener and the connecting plate 11, thereby further seal outlet 13 and electric chamber 30 and separate, further block steam and enter into electric chamber 30 from outlet 13. Therefore, the arrangement can further improve the waterproof performance of the power adapter shell.

Specifically, the first wire clip 40 extends in a direction perpendicular to its own axis to form the first extended portion 41, and the second wire clip extends in a direction perpendicular to its own axis to form the second extended portion.

In an embodiment, please refer to fig. 5, a first groove 121 is formed on a sidewall of the wire inlet 12, and a first flange 42 engaged with the first groove 121 is formed on the first wire clip 40; and/or (refer to the structure of the wire inlet 12 shown in fig. 5), a second groove is arranged on the side wall of the wire outlet 13, and a second flange clamped with the second groove is arranged on the second wire clamping piece. By the clamping structure between the first flange 42 and the first groove 121 and the clamping structure between the side wall of the first bayonet and the first clamping groove 411, water vapor can be further prevented from entering the electrical cavity 30 from the wire inlet 12; similarly, the engaging structure between the second flange and the second groove and the engaging structure between the sidewall of the second bayonet and the second slot can further block water vapor from entering the electrical cavity 30 from the outlet 13. Therefore, the arrangement can further improve the waterproof performance of the power adapter shell.

Further, please refer to fig. 5 to 7, a first rib 122 is disposed on a sidewall of the wire inlet 12, a second rib 25 is disposed on the upper cover 20, and the second rib 25 corresponds to the position of the wire inlet 12; and/or (referring to the structure shown in fig. 5 and 7), the side wall of the outlet 13 is provided with a third rib, the upper cover 20 is provided with a fourth rib, and the fourth rib corresponds to the outlet 13. After the bottom shell 10 and the upper cover 20 are mutually closed, the first protruding rib 122 and the second protruding rib 25 are respectively pressed on two sides of the first line clamping piece 40, so as to seal a gap between the first line clamping piece 40 and the side wall of the wire inlet 12, and simultaneously, the clamping structure between the first flange 42 and the first groove 121 and the clamping structure between the side wall of the first bayonet and the first clamping groove 411 are combined, so that water vapor is further prevented from entering the electrical cavity 30 from the wire inlet 12; in a similar way, the third protruding rib and the fourth protruding rib respectively compress tightly the both sides at the second line fastener to seal the gap between the lateral wall of second line fastener and outlet 13, simultaneously, combine the block structure between second flange and the second recess and the block structure between the lateral wall of second bayonet socket and the second draw-in groove, block steam further and enter into electric cavity 30 from outlet 13. Therefore, the three sealing structures are arranged at the wire inlet 12 and the wire outlet 13, so that water vapor can be effectively blocked, the water vapor is prevented from entering the electrical cavity 30 from the wire inlet 12 and the wire outlet 13, and the waterproof performance of the shell of the power adapter is further improved.

Specifically, with reference to fig. 5, there are a plurality of first grooves 121 and a plurality of first ribs 122, and correspondingly, there are a plurality of first flanges 42, and/or a plurality of second grooves and a plurality of third ribs, and correspondingly, there are a plurality of second flanges. Specifically, the first grooves 121 and the first ribs 122 are arranged at intervals, and the plurality of fastening structures between the first grooves 121 and the first flanges 42 are combined with the plurality of pressing structures between the first ribs 122 and the first line clamping pieces 40, so as to form a multiple sealing structure in the wire inlet 12, and further prevent water vapor from entering the electrical cavity 30 from the wire inlet 12; similarly, the second grooves and the third ribs are arranged at intervals, and the clamping structures between the second grooves and the second flanges are combined with the pressing structures of the third ribs and the second line clamps, so that a multi-sealing structure is formed in the outlet 13, and water vapor is further prevented from entering the electrical cavity 30 from the outlet 13. Therefore, the arrangement can further improve the waterproof performance of the power adapter shell.

In an embodiment, the surface of the bottom case 10 is provided with a plurality of first protrusions (not shown) arranged in sequence, and/or the surface of the top cover 20 is provided with a plurality of second protrusions (not shown) arranged in sequence. Above-mentioned first lug and second lug can effectively play anti-skidding effect, simultaneously, can effectively reduce the user and hold the scorching heat when taking up power adapter and feel, promote use comfort.

In one embodiment, the connection plate 11 is disposed on the peripheral wall of the bottom case 10, and the connection plate 11 is ultrasonically welded to the bottom of the upper cover 20; alternatively, the connection plate 11 is provided on the circumferential wall of the upper cover 20, and the connection plate 11 is ultrasonically welded to the bottom of the bottom case 10.

In one embodiment, the bottom case 10 is provided with a first venting hole (not shown), and/or the top cover 20 is provided with a second venting hole (not shown). After bottom shell 10 and upper cover 20 are connected each other in the lid, need to carry out the full-load ageing life test of circular telegram to power adapter, in the test process, the chemical gas that can produce after the adhesive is heated, above-mentioned chemical gas accessible first exhaust hole and/or the outside discharge of second exhaust hole, avoid chemical gas to concentrate in electric chamber 30 and lead to above-mentioned power adapter casing to take place stress damage under the expanded state of high temperature. Further, after the test is completed, the first exhaust hole and the second exhaust hole need to be plugged, wherein the plugging manner includes multiple manners, for example, sealing plugs are arranged in the first exhaust hole and the second exhaust hole, and for example, a sealant is injected into the first exhaust hole and the second exhaust hole.

A power adapter comprises an electrical assembly, a first lead, a second lead and the power adapter shell, wherein the electrical assembly is arranged in an electrical cavity 30, the first lead penetrates through a wire inlet 12 and then is electrically connected with the electrical assembly, and the second lead is electrically connected with the electrical assembly and penetrates out of a wire outlet 13.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is 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

1. A power adapter housing, said power adapter housing comprising: the bottom shell and the upper cover are covered to form an electrical cavity, a connecting plate extending towards the other direction is arranged on the peripheral wall of one of the bottom shell and the upper cover, the connecting plate is connected with the bottom of the other one of the bottom shell and the upper cover in a sealing mode, a first lead is led into the electrical cavity through the bottom shell, a second lead is led out of the electrical cavity through the second lead, a first glue pouring groove corresponding to the lead-in position and a second glue pouring groove corresponding to the lead-out position are further formed in the bottom shell, the first glue pouring groove and the second glue pouring groove are used for containing sealant, and the sealant is used for sealing a gap between the peripheral wall of the lead-in opening and the first lead and a gap between the peripheral wall of the lead-out opening and the second lead.

2. The power adapter casing as claimed in claim 1, wherein a sealing plate is provided on a peripheral edge of one of the bottom casing and the top casing, and a first sealing groove is provided on a peripheral edge of the other, and the sealing plate is inserted into the first sealing groove.

3. The power adapter shell as claimed in claim 1, wherein a peripheral edge of one of the bottom shell and the top cover extends outward to form a boss, and a peripheral edge of the other of the bottom shell and the top cover extends outward to form a press-down portion, the boss is provided with a second sealing groove for accommodating a sealing member, and the press-down portion is used for pressing the sealing member into the second sealing groove.

4. The power adapter shell as claimed in claim 1, wherein the upper cover is provided with a first baffle and a second baffle, the first baffle abuts against a wall of the first potting groove far from the wire inlet to separate the first potting groove from the electrical cavity, and the second baffle abuts against a wall of the second potting groove far from the wire outlet to separate the second potting groove from the electrical cavity.

5. The power adapter shell as claimed in claim 1, wherein the bottom shell is provided with a first liquid injection hole and a second liquid injection hole, the first liquid injection hole is communicated with the first glue filling groove, and the second liquid injection hole is communicated with the second glue filling groove.

6. The power adapter shell according to claim 1, further comprising a first line clamping piece arranged in the wire inlet and a second line clamping piece arranged in the wire outlet, wherein the connecting plate is provided with a first bayonet communicated with the wire inlet and a second bayonet communicated with the wire outlet, a first extending portion is arranged at one end of the first line clamping piece close to the first potting groove, a first clamping groove is arranged on the periphery of the first extending portion, the side wall of the first bayonet is clamped in the first clamping groove, a second extending portion is arranged at one end of the second line clamping piece close to the second potting groove, a second clamping groove is arranged on the periphery of the second extending portion, and the side wall of the second bayonet is clamped in the second clamping groove.

7. The power adapter shell as claimed in claim 6, wherein the side wall of the wire inlet is provided with a first groove, and the first wire clip is provided with a first flange engaged with the first groove;

8. The power adapter shell as claimed in any one of claims 1 to 7, wherein the surface of the bottom shell is provided with a plurality of first convex portions arranged in sequence, and/or the surface of the upper cover is provided with a plurality of second convex portions arranged in sequence.

9. A power adapter casing according to any one of claims 1 to 7, wherein said connecting plate is provided on a peripheral wall of said bottom case, said connecting plate being ultrasonically welded to a bottom of said upper cover; or the connecting plate is arranged on the peripheral wall of the upper cover and is welded to the bottom of the bottom shell through ultrasonic waves.

10. A power adapter, characterized in that, the power adapter includes an electrical component, a first wire, a second wire and the power adapter shell as in any of claims 1-9, the electrical component is placed in the electrical cavity, the first wire is electrically connected with the electrical component after passing through the wire inlet, and the second wire is electrically connected with the electrical component and passes out of the wire outlet.