CN209913718U

CN209913718U - Power adapter shell convenient to disassemble

Info

Publication number: CN209913718U
Application number: CN201921023157.0U
Authority: CN
Inventors: 吴军益
Original assignee: Jiangyin Sanhe Electric Appliance Co Ltd
Current assignee: Jiangyin Sanhe Electric Appliance Co Ltd
Priority date: 2019-07-02
Filing date: 2019-07-02
Publication date: 2020-01-07
Anticipated expiration: 2029-07-02

Abstract

The utility model relates to a convenient power adapter casing of dismantling belongs to power device's technical field, aims at providing one kind and has easy to assemble and dismantled effect, and its technical scheme main points are: including casing and last casing down, the internal transformer of having placed of inferior valve, the internal card post that is equipped with of inferior valve, it corresponds card post position and is equipped with the spliced pole to go up the casing, the spread groove has been seted up to card post correspondence spliced pole position, spliced pole and spread groove block, be equipped with ejection mechanism in the spread groove, ejection mechanism includes ejecting spring and the hood of being connected with ejecting spring, the exit hole has been seted up to the position that the spread groove corresponds ejection mechanism, the spliced pole deviates from the one end of being connected with last casing and is equipped with the dop with the exit hole block, go up the casing and seted up the spout towards one side of casing down, the spliced pole slides with the spout and is connected, go up the casing outside and seted up.

Description

Power adapter shell convenient to disassemble

Technical Field

The utility model belongs to the technical field of power supply unit's technique and specifically relates to a power adapter casing of convenient dismantlement is related to.

Background

The power adapter is a power supply conversion device for small portable electronic equipment and electronic appliances, is also called an external power supply, is commonly used on small electronic products such as mobile phones, liquid crystal displays and notebook computers, and has the working principle that alternating current input is converted into direct current output, and can be divided into a wall-plugging type and a desktop type according to a connection mode. At present along with the rapid development of electronic products, make also more and more in the place that needs to use power adapter, also continuous improvement to power adapter's requirement, in many power adapter use, the condition that the wire that is connected with power adapter breaks and internal transformer work damages appears in the fracture, when taking place a series of problems that need overhaul the adapter, need dismantle the adapter, the adapter is because the installation is compacter, lead to when dismantling harder, sometimes need prize through auxiliary device, lead to damaging the casing of adapter easily when dismantling.

Disclosure of Invention

The utility model aims at providing a power adapter casing of convenient dismantlement has easy to assemble and the effect of dismantling.

The above object of the present invention is achieved by the following technical solutions: the utility model provides a convenient power adapter casing of dismantling, includes casing and last casing down, the internal transformer of having placed of inferior valve, the internal card post that is equipped with of inferior valve, it is equipped with the spliced pole to go up the casing correspondence card post position, the card post corresponds the spliced pole position and has seted up the spread groove, spliced pole and spread groove block.

By adopting the technical scheme, the adapter is convenient to mount and dismount, the complete shell is integrally formed by clamping the upper shell and the lower shell, and the connecting column of the upper shell is inserted into the connecting groove in the clamping column during mounting, so that integral connection is realized; when the detachable plug is detached, the connecting column and the clamping column are detached from each other, so that the upper shell and the lower shell can be rapidly detached.

The utility model discloses further set up to: the connecting structure is characterized in that an ejection mechanism is arranged in the connecting groove, the ejection mechanism comprises an ejection spring and an ejection cap connected with the ejection spring, a through hole is formed in the position, corresponding to the ejection mechanism, of the connecting groove, and a clamping head clamped with the through hole is arranged at one end, deviating from the connecting end connected with the upper shell, of the connecting column.

By adopting the technical scheme, under the action of the ejection mechanism, the connecting column and the clamping column are conveniently inserted and removed; when the connecting column is inserted into the clamping column, the connecting column can be abutted against the top cap to compress the ejection spring, and when the chuck of the connecting column is aligned to the through hole, the ejection spring releases elasticity to enable the chuck on the connecting column to be inserted into the through hole in the clamping column, so that the connecting column and the clamping column are fixed, and the upper shell and the lower shell are connected and fixed; the connecting column can push against the top cap to compress the ejection spring when the upper shell and the lower shell are detached, so that the connecting column is detached from the clamping column.

The utility model discloses further set up to: the improved shell structure is characterized in that a sliding groove is formed in one side, facing the lower shell, of the upper shell, the connecting column is connected with the sliding groove in a sliding mode, a straight groove communicated with the sliding groove is formed in the upper shell, a linkage assembly connected with the connecting column is connected in the straight groove in a sliding mode, an installation opening for installation of the linkage assembly is formed in one end of the upper shell, a cover plate is connected to the installation opening, and the cover plate is connected with the upper shell through screws.

Through adopting the above technical scheme, set up the installing port, make the straight flute is advanced in the installation that the linkage subassembly can be convenient, through apron shutoff installing port, make the linkage subassembly be difficult for breaking away from the straight flute, the linkage effect between the spliced pole is realized to the linkage subassembly, when installing casing and lower casing, make a plurality of spliced poles insert with the card post simultaneously and close, thereby realize holistic while fixed, when dismantling, the linkage subassembly slides in the straight flute, make the spliced pole remove in the spread groove, thereby remove and wear the interpolation of hole and close, make a plurality of spliced poles remove the interpolation with the card post simultaneously, thereby conveniently dismantle last casing.

The utility model discloses further set up to: the linkage subassembly includes connecting rod and transition pole, connecting rod and transition pole are two, connecting rod and transition pole end to end in proper order form the mouth shape, the spliced pole deviates from the one end and the connecting rod and the transition pole junction of casing down and is connected.

By adopting the technical scheme, the connecting columns are connected with the transition rod and the connecting rods, so that the linkage effect of the connecting columns is realized, and when any one connecting column moves, other connecting columns move under the action of the linkage assembly, so that the connecting columns move consistently; when dismantling, when promoting the casing, can make the linkage subassembly remove in the straight flute to make the spliced pole remove in the spread groove, and then make spliced pole and card post can separate, the casing is gone up with the dismantlement of casing down in the convenient realization.

The utility model discloses further set up to: one side of lower casing towards the last casing is equipped with the screw thread post, the internal thread hole has been seted up to the one end that the card post deviates from the last casing, card post and screw thread post threaded connection.

Through adopting the above-mentioned technical scheme, make the installation that can be quick and dismantle between card post and the lower casing, the bottom fixed thread post of casing down, one side of keeping away from the spread groove at the card post is seted up the internal thread hole, the card post carries out threaded connection with the screw thread post, the one end that the internal thread hole was seted up to the card post when connecting lies in the screw thread support connnection back, with the bottom contact of casing down, thereby make and be difficult for there being the clearance between card post and the lower casing, and make the card post can be quick install and dismantle with the casing down.

The utility model discloses further set up to: the transformer comprises a transformer body and is characterized in that a limiting plate is arranged at the top of the transformer body, a limiting hole inserted with a clamping column is formed in the limiting plate, a limiting spring is connected between the limiting plate and the upper shell, one end of the limiting spring is connected with one side of the limiting plate, which deviates from the transformer, and the other end of the limiting spring is connected with the upper shell.

By adopting the technical scheme, after the upper shell and the lower shell are fixed, the limit plate ejection column is positioned on the transformer in the lower shell, so that the transformer is not easy to move up and down in the lower shell, and the thrust for ejecting out the upper shell is provided when the upper shell is disassembled; when the upper shell and the lower shell are installed, the limiting holes in the limiting plates are aligned with the clamping columns, so that the limiting plates can slide along the clamping columns, and when the connecting columns are inserted into the clamping columns, the limiting plates are in top contact with the transformer, and at the moment, the limiting springs are in a compressed state, so that when the upper shell and the lower shell are fixed, the limiting plates limit the movement of the transformer; when dismantling, spacing spring can give the thrust of last casing for go up casing and lower casing and more easily separate.

The utility model discloses further set up to: the transformer is provided with a convex block corresponding to the clamping column, and the convex block is provided with a clamping hole for the clamping column to pass through.

Through adopting above-mentioned technical scheme, the transformer is when placing into lower casing, and the card post is worn out from blocking the hole for when the card post is fixed with lower casing, make the transformer be difficult for rocking in lower casing, through the combined action of card post and limiting plate, make the transformer at the casing internal fixation down, the difficult removal that takes place the position.

The utility model discloses further set up to: and a sealing adhesive layer is arranged between the upper shell and the lower shell and between the limiting plate and the upper shell.

By adopting the technical scheme, the sealing glue layer is filled in the lower shell, so that not only can the sealing function be realized, but also the heat conduction and absorption functions can be realized; during the use of the internal transformer, energy losses in the form of heat occur, a part of the heat can be absorbed through the layer of sealant and conducted.

The utility model discloses further set up to: threading grooves are formed in two sides of the lower shell, and sealing rings are embedded in the threading grooves.

Through adopting above-mentioned technical scheme, the sealing washer is established to threading groove department inlays, makes threading groove department possess good leakproofness for in the use, inside some factors that influence inside transformer work are difficult for getting into lower casing through the threading groove.

To sum up, the utility model discloses a beneficial technological effect does:

1. the upper shell and the lower shell are connected through the insertion of the connecting column and the clamping column, and the upper shell and the lower shell are convenient to detach;

2. the clamping head of the connecting column and the penetrating hole of the clamping column are conveniently inserted, combined and separated through the ejection mechanism, so that the upper shell and the lower shell are conveniently connected and detached;

3. the upper shell and the lower shell are not easy to separate after being connected through the linkage assembly, and when the upper shell and the lower shell need to be disassembled, the linkage assembly is released, so that the disassembly is convenient;

4. the clamping column penetrates through the clamping hole on the lug connected with the transformer, so that the transformer is not easy to shake in the lower shell;

5. the limiting plate enables the transformer to be difficult to move up and down in the lower shell, so that the transformer is firmly fixed in the lower shell;

6. under the action of the limiting spring, when the upper shell is disassembled, the limiting spring pushes out the upper shell, so that the upper shell is quickly separated from the lower shell;

7. the threading groove has good sealing performance through the sealing ring, so that factors influencing the work of the internal transformer from the outside are not easy to enter.

Drawings

Fig. 1 is a schematic diagram for embodying the overall structure in the present embodiment.

Fig. 2 is an exploded view for embodying the inside of the lower case in the present embodiment.

Fig. 3 is an exploded view for embodying the internal section of the lower case in this embodiment.

Fig. 4 is an enlarged view of a portion a in the present embodiment for embodying fig. 3.

Fig. 5 is a schematic sectional view for embodying the inside of the upper case in the present embodiment.

In the figure, 1, a lower shell; 11. a threaded post; 12. a threading slot; 13. a seal ring; 14. a wire; 15. an installation port; 16. closing the plate; 17. a screw; 18. a fixing hole; 19. a screw; 2. an upper housing; 21. a chute; 22. a straight groove; 3. a transformer; 31. a bump; 32. a clamping hole; 4. clamping the column; 41. connecting grooves; 42. an internally threaded bore; 43. an outlet hole is formed; 5. connecting columns; 51. clamping a head; 6. an ejection mechanism; 61. ejecting a spring; 62. a top cap; 7. a linkage assembly; 71. a connecting rod; 72. a transition rod; 74. poking holes; 8. a limiting plate; 81. a limiting hole; 82. a limiting spring; 9. and (6) sealing the adhesive layer.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 3, for the power adapter casing convenient for disassembly disclosed by the present invention, comprising an upper casing 2 and a lower casing 1 connected with the upper casing 2, a transformer 3 is arranged in the lower casing 1, the transformer 3 is connected with a wire 14, a fixing hole 18 communicating with the lower casing 1 is arranged on the upper casing 2, the upper casing 2 is connected with the lower casing 1 through a screw 19 positioned in the fixing hole 18, threading grooves 12 are arranged on both sides of the lower casing 1, the wire 14 penetrates into the lower casing 1 through the threading grooves 12 and is connected with the transformer 3, bumps 31 are arranged on both sides of the transformer 3, a clamping hole 32 is arranged in the bump 31, a clamping column 4 is arranged in the lower casing 1, a threaded column 11 is arranged at the bottom of the lower casing 1, an internal threaded hole 42 is arranged at one end of the clamping column 4 facing the threaded column 11, the threaded column 11 is in threaded connection with the clamping column 4, and the clamping column 4 penetrates out from the clamping hole 32, therefore, the position of the transformer 3 in the lower shell 1 is limited by the clamping column 4, and the transformer 3 is not easy to shake. Go up casing 2 and be connected with spliced pole 5 towards one side of casing 1 down, the position of spliced pole 5 corresponds with card post 4, card post 4 is kept away from the one end of being connected with screw post 11 and is offered the spread groove 41 that supplies the 5 blocks of spliced pole, be equipped with ejection mechanism 6 in the spread groove 41, the position that spread groove 41 corresponds with ejection mechanism 6 has been offered and has been worn out hole 43, the one end that spliced pole 5 was kept away from and is connected with last casing 2 is equipped with dop 51, when spliced pole 5 and card post 4 are inserted, dop 51 on the spliced pole 5 is worn out from wearing out hole 43 under ejection mechanism 6's effect, thereby make casing 2 and casing 1 firm in connection down.

Referring to fig. 3 and 4, the ejection mechanism 6 includes an ejection spring 61 and an ejection cap 62, the ejection cap 62 is arc-shaped (or may be a hemispherical shape with a hollow inside, not shown in the figure), one end of the ejection spring 61 is fixed to the inner wall of the connection groove 41, and the other end of the ejection spring is fixed to a side of the ejection cap 62 away from the connection post 5, so that when the connection post 5 is inserted into the connection groove 41, the connection post 5 contacts with the ejection cap 62 to compress the ejection spring 61, and when the position of the chuck 51 on the connection post 5 corresponds to the penetrating hole 43, the chuck 51 is inserted into the penetrating hole 43 under the elastic force of the ejection spring 61, so that the connection post 5 is fixed to the chuck 4.

Referring to fig. 3 and 5, a sliding groove 21 for sliding the connecting column 5 is formed in one side of the lower casing 1 of the upper casing 2, a straight groove 22 communicated with the sliding groove 21 is formed in the upper casing 2, a linkage assembly 7 connected with the connecting column 5 is connected in the straight groove 22 in a sliding manner, the linkage assembly 7 comprises a connecting rod 71 connected with the connecting column 5 and a transition rod 72 connected with the connecting rod 71, the connecting rod 71 and the transition rod 72 are both provided with two connecting rods 71 and 72, the connecting rod 71 and the transition rod 72 are sequentially connected end to form a square shape, the two transition rods 72 are consistent with the length direction of the upper casing 2, the two connecting rods 71 are consistent with the width direction of the upper casing 2, one end of the connecting column 5, which is far away from the lower casing 1, is fixedly connected with the connecting rod 71 and the transition rod 72, so that when any connecting column 5 moves in the sliding, therefore, when the upper shell 2 and the lower shell 1 are detached, the connecting column 5 can move together, after the screw for connecting the upper shell 2 and the lower shell 1 is detached, the upper shell 2 is pushed, the connecting column 5 is simultaneously released from being inserted into the clamping column 4, and the upper shell 2 and the lower shell 1 are rapidly detached.

Referring to fig. 2, the inside packing of casing 1 has sealing glue layer 9 down, be connected with spacing spring 82 in casing 1's one side down at last casing 2 orientation, spacing spring 82 keeps away from the one end of being connected with last casing 2 and is connected with limiting plate 8, spacing hole 81 has been seted up to the position that limiting plate 8 corresponds card post 4, make card post 4 wear out from spacing hole 81, make limiting plate 8 can slide along card post 4, and limiting plate 8 deviates from one side and the sealing glue layer 9 contact of spacing spring 82, make limiting plate 8 compress tightly inside transformer 3.

The implementation principle of the embodiment is as follows: when the power adapter is installed by an operator, the clamping column 4 is connected with the threaded column 11 at the bottom of the lower shell 1, the clamping column 4 is fixed and then the clamping hole 32 of the transformer 3 is aligned to the clamping column 4, the transformer 3 is installed into the lower shell 1 along the clamping column 4, the transformer 3 is not prone to shaking in the lower shell 1, after the transformer 3 is installed, the lead 14 is clamped in the penetrating groove, the lead 14 is connected with the transformer 3, then the sealing glue layer 9 is filled, the penetrating hole 43 in the clamping column 4 is not plugged by the sealing glue layer 9 when the sealing glue layer 9 is filled, and the connecting groove 41 of the clamping column 4 is not plugged by the sealing glue layer 9.

Go up casing 2 and casing 1 and insert and be connected after that, when inserting, spliced pole 5 inserts from spread groove 41, when spliced pole 5 inserts, spliced pole 5 can contradict with hood 62, because hood 62 is arc, make spliced pole 5 can make the ejecting spring 61 who is connected with hood 62 compress when inserting, when chuck 51 when spliced pole 5 aims at the hole 43 that wears out of calorie post 4, ejecting spring 61 releases elasticity, make the dop 51 of spliced pole 5 insert and go into and wear out hole 43, thereby make spliced pole 5 and card post 4 fix, and then make upper housing 2 difficult and lower casing 1 separate. When spliced pole 5 and calorie post 4 are inserted and are closed, spacing hole 81 on the limiting plate 8 and the socket joint of calorie post 4, thereby make spliced pole 5 and calorie post 4 insert when closing, limiting plate 8 contradicts with sealing glue layer 9, when dop 51 on spliced pole 5 and the hole 43 that wears of calorie post 4 insert and close, spacing spring 82 compresses, make limiting plate 8 compress tightly sealing glue layer 9, thereby make the difficult emergence of transformer 3 position in casing 1 reciprocate down, and then make and arrange the stable in structure when will going up casing 2 and casing 1 fixed down.

When it is necessary to disassemble the upper casing 2, the operator removes the screw rod 19 connecting the upper casing 2 and the lower casing 1, and pushes the upper casing 2, when the upper shell 2 is pushed, the transition rod 72 and the connecting rod 71 are driven to move, so that the connecting column 5 is driven to move in the sliding groove 21, when the connecting column 5 moves, the connecting column 5 compresses the ejecting spring 61, so that the ejecting spring 61 is compressed, thereby the chuck 51 is separated from the penetrating hole 43, at this time, the connecting column 5 is separated from the connecting groove 41 under the action of the limiting spring 82, thereby separating the upper shell 2 from the lower shell 1, further rapidly disassembling the upper shell 2 from the lower shell 1, after casing and lower casing 1 dismantlement, operating personnel just can be convenient clear up sealant layer 9 from casing 1 down, alright dismantle with quick transformer 3 and card post 4 and casing 1 down after that.

Overall structure can be convenient install and dismantle for when needs are checked or maintained casing 1 inside down, can be fast convenient dismantle last casing 2 and casing 1 down, when the maintenance finishes, insert the closure with last casing 2 and casing 1 down, thereby firm in connection makes can convenient quick installation.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a convenient power adapter casing of dismantling, includes casing (1) and last casing (2) down, transformer (3) have been placed in casing (1) down, its characterized in that: be equipped with card post (4) in lower casing (1), it is equipped with spliced pole (5) to go up casing (2) and correspond card post (4) position, connecting groove (41) have been seted up to card post (4) corresponding spliced pole (5) position, spliced pole (5) and connecting groove (41) block.

2. The easy-to-detach power adapter housing according to claim 1, wherein: be equipped with ejection mechanism (6) in connecting groove (41), ejection mechanism (6) are including ejecting spring (61) and top cap (62) be connected with ejecting spring (61), wear hole (43) have been seted up to the position that connecting groove (41) correspond ejection mechanism (6), the one end that spliced pole (5) deviate from to be connected with last casing (2) is equipped with dop (51) with wear hole (43) block.

3. The easy-to-detach power adapter housing according to claim 2, wherein: go up casing (2) and set up spout (21) that supply spliced pole (5) to remove towards one side of lower casing (1), straight flute (22) with spout (21) intercommunication have been seted up in going up casing (2), straight flute (22) internal slipping is connected with linkage subassembly (7) of being connected with spliced pole (5), go up casing (2) one end and set up installing port (15) that supply linkage subassembly (7) to install, installing port (15) department is connected with apron (16), apron (16) are connected with last casing (2) through screw (17).

4. The easy-to-detach power adapter housing according to claim 3, wherein: linkage subassembly (7) are including connecting rod (71) and transition pole (72), connecting rod (71) and transition pole (72) are two, connecting rod (71) and transition pole (72) are end to end in proper order and form the mouth type, the one end and connecting rod (71) and transition pole (72) junction that casing (1) deviate from down in spliced pole (5) are connected.

5. The easy-to-detach power adapter housing according to claim 4, wherein: lower casing (1) is equipped with screw thread post (11) towards one side of last casing (2), internal thread hole (42) have been seted up to the one end that card post (4) deviate from last casing (2), card post (4) and screw thread post (11) threaded connection.

6. The easy-to-detach power adapter housing according to claim 5, wherein: transformer (3) top is equipped with limiting plate (8), set up spacing hole (81) of inserting with calorie post (4) on limiting plate (8), be connected with between limiting plate (8) and last casing (2) spacing spring (82), spacing spring (82) one end is connected with one side that limiting plate (8) deviate from transformer (3), and the other end is connected with last casing (2).

7. The easy-to-detach power adapter housing according to claim 6, wherein: the transformer (3) is provided with a convex block (31) corresponding to the clamping column (4), and a clamping hole (32) for the clamping column (4) to pass through is formed in the convex block (31).

8. The easy-to-detach power adapter housing according to claim 7, wherein: go up casing (2) and be equipped with between casing (1) sealant layer (9) down, sealant layer (9) are between limiting plate (8) and casing (1) down.

9. The easy-to-detach power adapter housing as recited in claim 8, wherein: threading grooves (12) are formed in two sides of the lower shell (1), and sealing rings (13) are embedded in the threading grooves (12).