CN113540864A

CN113540864A - Power adapter module

Info

Publication number: CN113540864A
Application number: CN202110816377.4A
Authority: CN
Inventors: 黄琦
Original assignee: Shenzhen Jin'ang Electronics Co ltd
Current assignee: Shenzhen Jin'ang Electronics Co ltd
Priority date: 2021-07-17
Filing date: 2021-07-17
Publication date: 2021-10-22

Abstract

The invention discloses a power adapter module, which comprises a shell, wherein a pin changing mechanism is arranged in the shell, the pin changing mechanism comprises a grounding pin, an electrode pin, a first connecting rod, a buckle plate, a rectangular opening, a transmission rod, an oblique arc groove, a second connecting rod and a first spring, the right end surface of the shell is penetrated, extended and connected with a group of grounding pins in a sliding way, two groups of electrode pins are symmetrically arranged below the grounding pins, the transmission rod fixedly connected with the bottom of the first connecting rod moves leftwards to enable the oblique arc groove on the second connecting rod to be extruded by the leftward movement of the transmission rod to generate slow rotation, the buckle plate stops moving when moving to the leftmost end of the rectangular opening, at the moment, the second connecting rod stops rotating, so that the first connecting rod fixedly connected with the second connecting rod rotates to a straight state corresponding to a traditional two-hole socket, and the power adapter can conveniently change three pins into two pins, to adapt the power adapter for use with three-hole and two-hole receptacles.

Description

Power adapter module

Technical Field

The invention relates to the technical field of power adapters, in particular to a power adapter module.

Background

The power adapter is a power supply conversion device of small portable electronic equipment and electronic appliances, generally comprises 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.

In the prior art, especially for people who need to go on business for a long time, when the power adapter of equipment such as a computer is used, the power adapter can be applied to different field environments, at present, the power adapter with three or two fixed pins is mostly used, the conversion between the three or two fixed pins cannot be conveniently carried out, and therefore, the power adapter is difficult to adapt to the environment places with only three or two fixed pins.

Therefore, a power adapter module is provided.

Disclosure of Invention

The present invention is directed to a power adapter module to solve the above problems.

In order to achieve the purpose, the invention provides the following technical scheme: a power adapter module comprises a shell, wherein a foot replacing mechanism is arranged in the shell and comprises a grounding foot, an electrode foot, a first connecting rod, a buckle plate, a rectangular opening, a transmission rod, an oblique arc groove, a second connecting rod and a first spring, the right end face of the shell is penetrated, stretched and connected with a group of grounding feet in a sliding mode, two groups of electrode feet are symmetrically arranged below the grounding feet and are respectively penetrated, stretched and connected in the shell in a sliding mode, the two groups of electrode feet and the group of grounding feet are isosceles triangles, one end, stretched in the shell, of the grounding foot is fixedly connected with a wiring terminal, the wiring terminal is fixedly connected to the right end of the first connecting rod, the buckle plate is fixedly connected to the left end of the first connecting rod, the buckle plate is penetrated, stretched out of a rectangular opening and connected in a sliding mode, the rectangular opening is formed in the upper end face of the shell and covered with a rubber cover, the first connecting rod penetrates through a group of first supporting plates and is connected in a sliding mode, and the one end fixed connection that the head rod was kept away from to first backup pad is at casing internal surface upside, the head rod side is close to ground connection department fixedly connected with transfer line, the transfer line is kept away from head rod one end and is stretched into oblique arc groove and swing joint, the oblique arc groove is seted up on the second connecting rod side, the second connecting rod runs through second backup pad and swing joint, and second backup pad lower extreme fixed connection is in casing internal surface bottom, second connecting rod left end fixedly connected with first spring, first spring fixed connection is in casing internal surface left side.

Preferably, buckle left end fixedly connected with kelly, spacing hole has been seted up on the kelly, casing internal surface upper segment left side fixedly connected with card box, the card box right-hand member face has seted up the card hole corresponding to the position of kelly, card box bottom fixedly connected with extrusion spring, fixedly connected with L type pole on the extrusion spring, fixedly connected with fixture block on the L type pole, the fixture block upper end is right trapezoid, and just to the kelly in fixture block right trapezoid's hypotenuse bottom, L type pole upper end runs through and stretches out casing up end and sliding connection.

Preferably, the bottom of the inner surface of the shell is fixedly connected with two groups of second springs, the two groups of second springs are symmetrically and fixedly connected to the bottom of the insulating plate, the front end surface and the rear end surface of the insulating plate are respectively and fixedly connected with a group of insulating racks, each group of insulating racks is meshed with a group of insulating gears, and the two groups of insulating gears respectively penetrate through a group of electrode pins and are fixedly connected.

Preferably, fixedly connected with bracing piece on the internal surface of casing, the bracing piece stretches into straight section of thick bamboo and swing joint, fixedly connected with clockwork spring in the clearance between straight section of thick bamboo and the bracing piece, straight section of thick bamboo lateral surface fixed connection and winding have insulating rope, straight section of thick bamboo one end fixed connection is kept away from on the montant to insulating rope, montant fixed connection is on the head rod, straight section of thick bamboo lower extreme fixedly connected with fan.

Preferably, two sets of limiting grooves are formed in the right end face of the shell, each set of limiting grooves corresponds to one set of electrode pins, a supporting plate penetrates through the limiting grooves and stretches into the limiting grooves and is connected with the limiting grooves in a sliding mode, a pressing plate is fixedly connected to the lower end of the supporting plate, the right end of the pressing plate penetrates through the side wall of the right end of each limiting groove and is connected with the side wall of the corresponding limiting groove in a sliding mode, a third spring is fixedly connected to the bottom of the left end of the pressing plate, and the third spring is fixedly connected to the bottom of the inner surface of each limiting groove.

Preferably, the abutting plate is made of an insulating hard plastic material, the upper end of the abutting plate extends into the arc groove and is movably connected with the arc groove, and the arc groove is formed in the side face of the electrode pin.

Compared with the prior art, the invention has the beneficial effects that:

1. the invention designs the foot replacing mechanism, presses the pinch plate and enables the pinch plate to move leftwards, the first connecting rod fixedly connected with the pinch plate moves leftwards, thereby enabling the grounding foot to move leftwards and completely extend into the shell, in the process, the transmission rod fixedly connected with the bottom of the first connecting rod moves leftwards, so that the inclined arc groove on the second connecting rod is extruded by the leftward movement of the transmission rod to rotate slowly, when the pinch plate moves to the leftmost end of the rectangular opening, the movement is stopped, at the moment, the second connecting rod stops rotating, so that the first connecting rod fixedly connected with the second connecting rod rotates to a straight state corresponding to the traditional two-hole socket, and at the moment, the distance between the two groups of electrode pins is 12.7 +/-0.135 mm, therefore, the two groups of electrode pins can be smoothly inserted into the two-hole socket, so that the power adapter can conveniently change three pins into two pins, and the power adapter is suitable for the three-pin socket and the two-pin socket;

2. When the pin replacing mechanism works and two pins are replaced by three pins, the two groups of second connecting rods rotate in opposite directions to enable the two groups of second connecting rods to penetrate through and fixedly connect with the insulating gears to rotate, and the insulating rack meshed with the insulating gears enables the insulating plate to move upwards so as to block between the wiring terminals on the two groups of second connecting rods, so that the probability of wire short circuit on the wiring terminals on the two groups of electrode pins after the grounding protection of the grounding pins is lost is reduced, and the safety is improved;

3. for people who need to repeatedly receive and release the power adapter on a long-term business trip, the invention is designed that when the power adapter is collected, the press plate is pressed downwards to enable the abutting plate to leave the arc groove, the three feet move leftwards simultaneously through a plurality of transmissions, the clamping rod is fixed after extending into the clamping box, at the moment, the three feet all extend into the shell and are fixed, so that the collection of the three feet is completed, the storage space is saved, the three feet are protected conveniently, and after the electrode feet enter the shell, the abutting plate enables the abutting plate to move upwards due to the elasticity of the third spring and blocks the holes of the electrode feet penetrating through the shell, so that the dust fixed outside and the like are reduced from entering the shell, and the dust can also be reduced from entering the shell by covering the rubber covers with the sizes matched with the holes of the rectangular opening and the grounding feet penetrating through the shell, so that the problem of short circuit easily caused by the large accumulation of the dust in the shell is reduced;

4. According to the invention, by designing the fan, when the power adapter is collected, the grounding pin moves leftwards, the vertical rod fixedly connected to the grounding pin moves leftwards to pull the straight cylinder to drive the fan to rotate, and the fan conducts ventilation and heat dissipation in the shell, namely, the power adapter which is just ready to be collected after work is finished is ventilated and heat dissipation, so that the damage of accumulated heat generated when the power adapter works to internal elements of the power adapter is reduced.

Drawings

FIG. 1 is an overall structural view of the present invention;

FIG. 2 is an overall cross-sectional view of the present invention;

FIG. 3 is a diagram of the relative positions of the electrode pin and the ground pin of the present invention;

FIG. 4 is a combination view of the insulating plate and the insulating gear of the present invention;

FIG. 5 is a combined view of the support bar and the power spring of the present invention;

FIG. 6 is an enlarged view of A of FIG. 2 in accordance with the present invention;

FIG. 7 is an enlarged view of B of FIG. 2 in accordance with the present invention;

fig. 8 is an enlarged view of C of fig. 2 according to the present invention.

In the figure:

1. a housing; 2. a foot-changing mechanism; 21. a ground pin; 22. an electrode pin; 23. a first connecting rod; 24. buckling the plate; 25. a rectangular opening; 26. a transmission rod; 27. an oblique arc groove; 28. a second connecting rod; 29. a first spring; 3. a clamping rod; 31. a limiting hole; 32. a card box; 33. a clamping hole; 34. a compression spring; 35. an L-shaped rod; 36. a clamping block; 4. an insulating gear; 41. an insulating rack; 42. an insulating plate; 43. a second spring; 5. a support bar; 51. a straight cylinder; 52. a clockwork spring; 53. an insulating cord; 54. a vertical rod; 55. a fan; 6. a limiting groove; 61. a resisting plate; 62. pressing a plate; 63. a third spring; 7. a circular arc groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 8, the present invention provides a technical solution:

a power adapter module comprises a shell 1, wherein a foot changing mechanism 2 is arranged in the shell 1, the foot changing mechanism 2 comprises a grounding foot 21, an electrode foot 22, a first connecting rod 23, a buckle plate 24, a rectangular opening 25, a transmission rod 26, an inclined arc groove 27, a second connecting rod 28 and a first spring 29, the right end face of the shell 1 penetrates through and stretches into and is connected with a group of grounding foot 21 in a sliding manner, two groups of electrode feet 22 are symmetrically arranged below the grounding foot 21, the two groups of electrode feet 22 respectively penetrate through and stretch into the shell 1 in a sliding manner, the two groups of electrode feet 22 and a group of grounding foot 21 are in an isosceles triangle shape, one end of the grounding foot 21, which penetrates through and stretches into the shell 1, of the two groups of electrode feet 22 is fixedly connected with a wiring terminal, the wiring terminal is fixedly connected at the right end of the first connecting rod 23, the left end face of the wiring terminal is fixedly connected with a spiral spring wire, the spiral spring wire is fixedly connected with the main structure of the power adapter, the left end of the first connecting rod 23 is fixedly connected with a pinch plate 24, the pinch plate 24 penetrates through a rectangular opening 25 and is connected in a sliding way, the rectangular opening 25 is arranged on the upper end surface of the shell 1 and covered with a rubber cover, the first connecting rod 23 penetrates through a group of first supporting plates and is connected with the first supporting plates in a sliding manner, and one end of the first supporting plate far away from the first connecting rod 23 is fixedly connected to the upper side of the inner surface of the shell 1, a driving rod 26 is fixedly connected to the side surface of the first connecting rod 23 close to the ground, one end of the driving rod 26 far away from the first connecting rod 23 extends into the inclined arc groove 27 and is movably connected, the inclined arc groove 27 is arranged on the side surface of the second connecting rod 28, the second connecting rod 28 penetrates through the second supporting plate and is movably connected, and the lower end of the second supporting plate is fixedly connected to the bottom of the inner surface of the shell 1, the left end of the second connecting rod 28 is fixedly connected with a first spring 29, and the first spring 29 is fixedly connected to the left side of the inner surface of the shell 1.

As an embodiment of the present invention, as shown in fig. 2 and 6, a fastening rod 3 is fixedly connected to a left end of the fastening plate 24, a limiting hole 31 is formed in the fastening rod 3, a fastening box 32 is fixedly connected to a left side of an upper section of an inner surface of the housing 1, a fastening hole 33 is formed in a position of a right end face of the fastening box 32 corresponding to the fastening rod 3, an extrusion spring 34 is fixedly connected to a bottom of the fastening box 32, an L-shaped rod 35 is fixedly connected to the extrusion spring 34, a fastening block 36 is fixedly connected to the L-shaped rod 35, an upper end of the fastening block 36 is in a right trapezoid shape, a bottom of an oblique side of the right trapezoid of the fastening block 36 is opposite to the fastening rod 3, and an upper end of the L-shaped rod 35 extends out of an upper end face of the housing 1 and is connected in a sliding manner.

When the clamping plate 24 moves to the leftmost end, the clamping rod 3 extends into the clamping box 32 through the clamping hole 33, when the limiting hole 31 of the clamping rod 3 reaches the clamping block 36, the clamping block 36 moves upwards under the elastic force of the extrusion spring 34 to enable the upper end of the clamping block 36 to penetrate through the limiting hole 31, so that the clamping rod 3 is clamped, the clamping plate 24 fixedly connected with the clamping rod 3 is fixed, when the fixing is required to be released, the clamping block 36 is separated from the limiting hole 31 only by pressing the L-shaped rod 35 downwards, then the clamping plate 24 is pulled to change the two pins of the power adapter into the three pins through the pin changing mechanism 2, the oblique arc groove 27 limits the transmission rod 26, so that the grounding pin 21 can be fixed in time when the two pins are changed into the three pins through the pin changing mechanism 2, and the grounding pin 21 is extruded to move, so that the grounding pin 21 and the socket are not in poor contact when the power adapter is connected with the plugboard.

As an embodiment of the present invention, as shown in fig. 2 and 4, two sets of second springs 43 are fixedly connected to the bottom of the inner surface of the housing 1, the two sets of second springs 43 are symmetrically and fixedly connected to the bottom of an insulating plate 42, a set of insulating racks 41 are respectively and fixedly connected to the front end surface and the rear end surface of the insulating plate 42, each set of insulating racks 41 is engaged with a set of insulating gears 4, and the two sets of insulating gears 4 respectively penetrate through a set of electrode pins 22 and are fixedly connected.

The during operation, when trading foot mechanism 2 during operation, when the tripod trades two feet, two sets of second connecting rods 28 take place the rotation of opposite direction and make two sets of second connecting rods 28 run through and fixed connection's insulating gear 4 rotate, make insulating board 42 rebound with insulating rack 41 of insulating gear 4 meshing to keep off between the binding post on two sets of second connecting rods 28, with the probability that reduces the emergence wire short circuit on the binding post that loses ground connection 21's ground protection back two sets of electrode feet 22, thereby it is safer.

As an embodiment of the present invention, as shown in fig. 2, 5 and 7, a support rod 5 is fixedly connected to an upper end of an inner surface of the housing 1, the support rod 5 extends into a straight cylinder 51 and is movably connected, a spiral spring 52 is fixedly connected to a gap between the straight cylinder 51 and the support rod 5, an insulating rope 53 is fixedly connected to and wound around an outer side surface of the straight cylinder 51, one end of the insulating rope 53, which is far away from the straight cylinder 51, is fixedly connected to a vertical rod 54, the vertical rod 54 is fixedly connected to a first connecting rod 23, and a fan 55 is fixedly connected to a lower end of the straight cylinder 51.

During operation, when collecting power adapter, ground connection foot 21 moves to the left, and montant 54 fixed connection on ground connection foot 21 moves the pulling straight section of thick bamboo 51 to the left and drives fan 55 rotatory, and fan 55 carries out ventilation cooling to casing 1 in, namely carries out ventilation cooling to the power adapter that just finishes working and prepares to collect to reduce the damage of the accumulative heat that power adapter during operation produced to power adapter internals.

As an embodiment of the present invention, as shown in fig. 1, fig. 2 and fig. 8, two sets of limiting grooves 6 are formed on the right end surface of the housing 1, each set of limiting grooves 6 is disposed corresponding to one set of electrode pins 22, a supporting plate 61 penetrates through the limiting grooves 6 and is connected in a sliding manner, a pressing plate 62 is fixedly connected to the lower end of the supporting plate 61, the right end of the pressing plate 62 penetrates through the side wall of the right end of the limiting groove 6 and is connected in a sliding manner, a third spring 63 is fixedly connected to the bottom of the left end of the pressing plate 62, and the third spring 63 is fixedly connected to the bottom of the inner surface of the limiting groove 6.

When in work, when the power adapter is collected, the electrode pin 22 is pushed to make the electrode pin 22 move leftwards, the first connecting rod 23 is hard to rotate due to the limit of the inclined arc groove 27 to the transmission rod 26, thereby following the left movement of the second connecting rod 28, that is, the three legs move leftwards at the same time, and are fixed after the clamping rod 3 extends into the clamping box 32, at this time, the three legs all extend into the shell 1 and are fixed, thereby completing the collection of the three-feet, saving the storage space and being convenient for protecting the three-feet, and after the electrode feet 22 enter the shell 1, the resisting plate 61 makes the resisting plate 61 move upwards due to the elasticity of the third spring 63 and blocks the holes of the electrode feet 22 penetrating through the shell 1, thereby reduce fixed dust in the external world etc. and get into casing 1, cover the gluey lid of suitable size through running through casing 1 to rectangle mouth 25 and ground connection foot 21 and also can reduce the dust and get into casing 1 on covering to thereby reduce the dust and easily cause the problem of short circuit in casing 1 a large amount of accumulations.

As an embodiment of the present invention, as shown in fig. 2, the abutting plate 61 is made of an insulating hard plastic material, the upper end of the abutting plate 61 extends into the arc groove 7 and is movably connected, and the arc groove 7 is formed on the side surface of the electrode pin 22.

When the electrode pin fixing device works, the pressing plate 62 is pressed downwards to enable the abutting plate 61 to be away from the arc groove 7, the electrode pin 22 can be fixed in time through the design of the arc groove 7, and the inclined arc groove 27 formed in the electrode pin 22 can conveniently limit and fix the transmission rod 26.

The working principle is as follows: when the power adapter works, the buckling plate 24 is pressed and moved leftwards, the first connecting rod 23 fixedly connected with the buckling plate 24 moves leftwards, so that the grounding pin 21 moves leftwards and completely extends into the shell 1, in the process, the transmission rod 26 fixedly connected with the bottom of the first connecting rod 23 moves leftwards, so that the inclined arc groove 27 on the second connecting rod 28 is extruded by the leftward movement of the transmission rod 26 to rotate slowly, the movement is stopped when the buckling plate 24 moves to the leftmost end of the rectangular opening 25, at the moment, the second connecting rod 28 stops rotating, so that the first connecting rod 23 fixedly connected with the second connecting rod 28 rotates to a straight state corresponding to a traditional two-hole socket, and the distance between the two groups of electrode pins 22 is 12.7 +/-0.135 mm, so that the two groups of electrode pins 22 can be smoothly inserted into the two-hole socket, so that the three pins of the power adapter can conveniently change into two pins, and the power adapter is suitable for three-hole sockets and two-hole sockets, when the buckle plate 24 moves to the leftmost end, the clamping rod 3 extends into the card box 32 through the clamping hole 33, when the limiting hole 31 of the clamping rod 3 reaches the clamping block 36, the clamping block 36 moves upwards under the elastic force of the extrusion spring 34 to enable the upper end of the clamping block 36 to pass through the limiting hole 31, so that the clamping rod 3 is clamped, the buckle plate 24 fixedly connected with the clamping rod 3 is fixed, when the fixation needs to be relieved, the L-shaped rod 35 is only needed to be pressed downwards to enable the clamping block 36 to be separated from the limiting hole 31, then the buckle plate 24 is pulled to enable the two legs of the power adapter to be changed into the three legs through the leg changing mechanism 2, the oblique arc groove 27 limits the transmission rod 26, so that the grounding leg 21 can be fixed in time when the two legs of the leg changing into the three legs through the leg changing mechanism 2, and the grounding leg 21 is extruded to move, so that the grounding leg 21 is not in poor contact with a socket;

When the foot replacing mechanism 2 works, when the three feet replace two feet, the two groups of second connecting rods 28 rotate in opposite directions to enable the two groups of second connecting rods 28 to penetrate through and fixedly connect the insulating gears 4 to rotate, the insulating rack 41 meshed with the insulating gears 4 enables the insulating plate 42 to move upwards so as to block between the wiring terminals on the two groups of second connecting rods 28, and therefore the probability of wire short circuit on the wiring terminals on the two groups of electrode feet 22 after the grounding protection of the grounding feet 21 is lost is reduced, and the safety is improved;

for people who need to repeatedly store and release the power adapter for a long time on business trip, when the power adapter is collected, the pressing plate 62 is pressed downwards to enable the abutting plate 61 to leave the arc groove 7, the arc groove 7 is designed to timely fix the electrode pin 22, and the inclined arc groove 27 formed on the electrode pin 22 is convenient to limit and fix the transmission rod 26, the electrode pin 22 is pushed to enable the electrode pin 22 to move leftwards, the first connecting rod 23 is difficult to rotate due to the limit of the inclined arc groove 27 on the transmission rod 26, so that the first connecting rod 23 moves leftwards along with the second connecting rod 28, namely, the three pins move leftwards simultaneously, the clamping rod 3 is fixed after extending into the card box 32, the three pins all extend into the shell 1 and are fixed, thereby the collection of the three pins is completed, the storage space is saved, the three pins are convenient to be protected, and after the electrode pin 22 enters the shell 1, the abutting plate 61 enables the abutting plate 61 to move upwards and block the hole of the electrode pin 22, which penetrates through the shell 1, due to the elasticity of the third spring 63, therefore, the dust fixed outside is prevented from entering the shell 1, and the dust can be prevented from entering the shell 1 by covering the rectangular opening 25 and the grounding pin 21 which penetrate through the hole of the shell 1 with the rubber cover with the corresponding size, so that the problem that a large amount of dust is accumulated in the shell 1 to cause short circuit is solved;

When the power adapter is collected, the grounding pin 21 moves leftwards, the vertical rod 54 fixedly connected to the grounding pin 21 moves leftwards to pull the straight cylinder 51 to drive the fan 55 to rotate, and the fan 55 ventilates and dissipates heat in the housing 1, namely, ventilates and dissipates heat of the power adapter which is to be collected just after work is finished, so that damage of accumulated heat generated when the power adapter works on internal elements of the power adapter is reduced.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A power adapter module, includes casing (1), its characterized in that: the novel grounding device is characterized in that a foot replacing mechanism (2) is arranged in the shell (1), the foot replacing mechanism (2) comprises a grounding foot (21), an electrode foot (22), a first connecting rod (23), a buckle plate (24), a rectangular opening (25), a transmission rod (26), an inclined arc groove (27), a second connecting rod (28) and a first spring (29), the right end face of the shell (1) is penetrated through and extends into and is connected with a group of grounding foot (21) in a sliding mode, two groups of electrode feet (22) are symmetrically arranged below the grounding foot (21), the two groups of electrode feet (22) are respectively penetrated through and extend into the shell (1) and are connected in a sliding mode, the two groups of electrode feet (22) and the group of grounding foot (21) are in an isosceles triangle mode, one end of the grounding foot (21) penetrating into the shell (1) is fixedly connected with a wiring terminal, the wiring terminal is fixedly connected to the right end of the first connecting rod (23), the buckle plate (24) is fixedly connected to the left end of the first connecting rod (23), the buckle (24) penetrates through and extends out of a rectangular opening (25) and is connected in a sliding mode, the rectangular opening (25) is formed in the upper end face of the shell (1), the first connecting rod (23) penetrates through a group of first supporting plates and is connected in a sliding mode, one end, far away from the first connecting rod (23), of the first supporting plates is fixedly connected to the upper side of the inner surface of the shell (1), the side face of the first connecting rod (23) is close to the ground pole, a transmission rod (26) is fixedly connected to the side face of the first connecting rod (23), one end, far away from the first connecting rod (23), of the transmission rod (26) extends into an inclined arc groove (27) and is movably connected with the transmission rod, the inclined arc groove (27) is formed in the side face of a second connecting rod (28), the second connecting rod (28) penetrates through the second supporting plates and is movably connected with the lower end of the second supporting plates and is fixedly connected to the bottom of the inner surface of the shell (1), and the left end of the second connecting rod (28) is fixedly connected with a first spring (29), the first spring (29) is fixedly connected to the left side of the inner surface of the shell (1).

2. The power adapter module of claim 1, wherein: buckle (24) left end fixedly connected with kelly (3), spacing hole (31) have been seted up on kelly (3), casing (1) internal surface upper segment left side fixedly connected with card box (32), card box (32) right-hand member face has seted up card hole (33) corresponding to the position of kelly (3), card box (32) bottom fixedly connected with extrusion spring (34), fixedly connected with L type pole (35) are gone up in extrusion spring (34), fixedly connected with fixture block (36) are gone up in L type pole (35), fixture block (36) upper end is right trapezoid, and fixture block (36) right trapezoid's hypotenuse bottom just to kelly (3), L type pole (35) upper end is run through and is stretched out casing (1) up end and sliding connection.

3. The power adapter module of claim 1, wherein: the bottom of the inner surface of the shell (1) is fixedly connected with two groups of second springs (43), the two groups of second springs (43) are symmetrically and fixedly connected to the bottom of an insulating plate (42), the front end face and the rear end face of the insulating plate (42) are respectively and fixedly connected with a group of insulating racks (41), each group of insulating racks (41) is meshed with a group of insulating gears (4), and the two groups of insulating gears (4) respectively penetrate through a group of electrode pins (22) and are fixedly connected.

4. The power adapter module of claim 1, wherein: casing (1) internal surface upper end fixedly connected with bracing piece (5), bracing piece (5) stretch into straight section of thick bamboo (51) and swing joint, fixedly connected with clockwork spring (52) in the clearance between straight section of thick bamboo (51) and bracing piece (5), straight section of thick bamboo (51) lateral surface fixed connection and winding have insulating rope (53), straight section of thick bamboo (51) one end fixed connection is kept away from on montant (54) insulating rope (53), montant (54) fixed connection is on head rod (23), straight section of thick bamboo (51) lower extreme fixedly connected with fan (55).

5. The power adapter module of claim 1, wherein: two sets of spacing grooves (6) have been seted up to casing (1) right-hand member face, every group spacing groove (6) correspond a set of electrode foot (22) and set up, run through in spacing groove (6) and stretch into and sliding connection has and supports board (61), support board (61) lower extreme fixedly connected with presses board (62), it runs through spacing groove (6) right-hand member lateral wall and sliding connection to press board (62) right-hand member, press board (62) left end bottom fixedly connected with third spring (63), third spring (63) fixed connection is in spacing groove (6) internal surface bottom.

6. The power adapter module of claim 5, wherein: the supporting plate (61) is made of an insulating hard plastic material, the upper end of the supporting plate (61) extends into the arc groove (7) and is movably connected with the arc groove, and the arc groove (7) is formed in the side face of the electrode pin (22).