CN114024173B

CN114024173B - Locking electric power supply plug device that moves

Info

Publication number: CN114024173B
Application number: CN202111138076.7A
Authority: CN
Inventors: 和巍; 王娟; 程倩
Original assignee: State Grid Henan Power Co Qinyang Power Supply Co
Current assignee: State Grid Henan Power Co Qinyang Power Supply Co
Priority date: 2021-09-27
Filing date: 2021-09-27
Publication date: 2023-07-07
Anticipated expiration: 2041-09-27
Also published as: CN114024173A

Abstract

The invention discloses an anti-loosening electric power supply plugging device which comprises a plug and a plugboard, wherein two anti-loosening mechanisms are arranged on the plug and the plugboard together, each anti-loosening mechanism comprises a fixed plate fixedly connected to the side wall of the plug, the upper side wall of the plugboard is fixedly connected with a placing plate, the upper side wall of the placing plate is provided with a slot, the lower side wall of the fixed plate is fixedly connected with a plug block, the side wall of the plug block is provided with a fixed slot in a penetrating manner, two clamping blocks are arranged in the fixed slot, the inner wall of the slot is communicated with two clamping slots, the upper side wall of the fixed plate is provided with a groove, the bottom of the groove is communicated with the fixed slot through a communication opening, the inner wall of the communication opening is fixedly connected with a transverse plate, the upper side wall of the transverse plate is rotationally connected with a reciprocating screw rod, and the side wall of the reciprocating screw rod is in threaded connection with a movable plate. The invention can prevent the plug from loosening after being inserted into the plugboard, and ensure that the power supply equipment can work smoothly without interruption.

Description

Locking electric power supply plug device that moves

Technical Field

The invention relates to the technical field of power equipment, in particular to an anti-loosening power supply plugging device.

Background

At present, a power supply device is often used in the power field, and in a line power device, a power element in the power device is often supplied by the engagement of a plug and a socket, so that the stability of the engagement of the plug and the socket is a key for determining whether the power element can normally operate.

The existing power supply plugging device generally directly inserts a plug into a plugboard, has no good structure for preventing the plug from loosening, and can often cause the loosening of the plug due to other objects collision and other factors in the use process, so that power supply equipment stops working and causes unnecessary trouble, and therefore, the anti-loosening power supply plugging device needs to be designed to solve the problems.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides an anti-loosening power supply plugging device.

In order to achieve the above purpose, the present invention adopts the following technical scheme:

the utility model provides an electric power supply plug device of locking, includes plug and picture peg, be equipped with two locking mechanisms jointly on plug and the picture peg, locking mechanism includes fixed plate of fixed connection at plug lateral wall, lateral wall fixedly connected with places the board on the picture peg, place the board and go up the lateral wall and be equipped with the slot, fixed plate lower lateral wall fixedly connected with inserted block, the inserted block lateral wall runs through and is equipped with the fixed slot, be equipped with two fixture blocks in the fixed slot, slot inner wall intercommunication is equipped with two draw-in grooves, fixed plate upper lateral wall is equipped with the recess, the recess bottom is through intercommunication mouth and fixed slot intercommunication, intercommunication mouth inner wall fixedly connected with diaphragm, diaphragm upper lateral wall rotates and is connected with the reciprocating screw, reciprocating screw lateral wall threaded connection has the movable plate, movable plate lower lateral wall fixedly connected with two butt bars;

the fixed plate is provided with a negative pressure adsorption mechanism;

the plugboard is provided with a fastening mechanism.

Preferably, the negative pressure adsorption mechanism comprises two fixing cavities arranged inside the fixing plate, the inner walls of the two fixing cavities are all connected with the piston plate through springs, and the bottoms of the two fixing cavities are all communicated with a plurality of negative pressure grooves.

Preferably, the fastening mechanism comprises a heat conducting plate fixedly connected to the lower side wall of the plugboard, two inner cavities are formed in the heat conducting plate, low-boiling-point evaporating liquid is filled in the two inner cavities, annular air bags are fixedly connected to the inner walls of the clamping grooves, and the four annular air bags are respectively communicated with the two inner cavities through air ducts.

Preferably, the cross section of two the fixed slot all is T type structure, two the equal fixedly connected with of fixed slot inner wall two telescopic links, four the equal fixedly connected with of telescopic link removes the piece, four remove the piece respectively with four fixture block lateral walls fixed connection, be located same two remove the piece and pass through extension spring elastic connection in the fixed slot.

Preferably, the four clamping blocks are of wedge-shaped structures, and the four supporting rods are respectively contacted with inclined surfaces of the four clamping blocks.

Preferably, the upper ends of the two reciprocating screw rods extend into the two grooves respectively, and the upper ends of the two reciprocating screw rods are fixedly connected with rotating handles.

The invention has the following beneficial effects:

1. the invention is provided with the anti-loosening mechanism, the reciprocating screw rod is rotated to enable the movable plate to move downwards, the supporting rod is driven to move downwards, and the two clamping blocks enter the corresponding clamping grooves, so that the situation that the plug is loosened after being inserted into the plugboard can be prevented, and smooth work of power supply equipment can be ensured without interruption;

2. the invention is provided with the negative pressure suction mechanism, the piston plates are attracted to be close to each other through the downward movement of the moving plate, so that negative pressure is formed in the negative pressure groove, and the fixed plate and the placing plate are tightly pressed together through external air pressure, so that the plug is further prevented from loosening;

3. the invention is provided with the fastening mechanism, and the low-boiling point evaporating liquid is evaporated and enters the annular air bag through the heat generated when the plugboard works, so that the annular air bag tightly wraps the four clamping blocks, the clamping blocks can be prevented from being separated from the four clamping grooves, the loosening and removing effects of the device are further improved, the low-boiling point evaporating liquid can absorb the heat released by the plugboard, the temperature of the plugboard is reduced, and the service life of the plugboard can be prolonged.

Drawings

FIG. 1 is a schematic diagram of a locking power supply plug device according to the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

fig. 3 is an enlarged view of the structure at B in fig. 2.

In the figure: the device comprises a plugboard 1, a heat-conducting plate 2, a plug 3, an inner cavity 4, an air duct 5, a fixing plate 6, a placing plate 7, a groove 8, a rotating handle 9, a reciprocating screw 10, a moving plate 11, a communicating port 12, a supporting rod 13, a fixing groove 14, a plug block 15, a slot 16, a clamping groove 17, an annular air bag 18, a clamping block 19, a piston plate 20, a fixing cavity 21, a negative pressure groove 22, a telescopic rod 23 and a moving plate 24.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.

In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.

Referring to fig. 1-3, an anti-loosening electric power supply plugging device comprises a plug 3 and a plugboard 1, wherein two anti-loosening mechanisms are jointly arranged on the plug 3 and the plugboard 1, each anti-loosening mechanism comprises a fixed plate 6 fixedly connected to the side wall of the plug 3, a placing plate 7 is fixedly connected to the upper side wall of the plugboard 1, a slot 16 is arranged on the upper side wall of the placing plate 7, a plug 15 is fixedly connected to the lower side wall of the fixed plate 6, a fixed groove 14 is penetratingly arranged on the side wall of the plug 15, the cross sections of the two fixed grooves 14 are of T-shaped structures, two clamping blocks 19 are arranged in the fixed groove 14, four clamping blocks 19 are of wedge-shaped structures, two telescopic rods 23 are fixedly connected to the inner walls of the two fixed grooves 14, movable pieces 24 are fixedly connected to the telescopic ends of the four telescopic rods 23, the four movable pieces 24 are respectively fixedly connected with the side walls of the four clamping blocks 19, the two moving plates 24 positioned in the same fixed groove 14 are elastically connected through tension springs, two clamping grooves 17 are formed in the inner wall of the slot 16 in a communicated mode, the clamping grooves 17 are opposite to the clamping blocks 19, grooves 8 are formed in the upper side wall of the fixed plate 6, the bottoms of the grooves 8 are communicated with the fixed groove 14 through communication ports 12, the cross section of each communication port 12 is of a rectangular structure, a transverse plate is fixedly connected to the inner wall of each communication port 12, reciprocating screw rods 10 are rotatably connected to the upper side wall of each transverse plate, the upper ends of the two reciprocating screw rods 10 extend into the two grooves 8 respectively, rotating handles 9 are fixedly connected to the upper ends of the two reciprocating screw rods 10 respectively, a moving plate 11 is connected to the side wall of each reciprocating screw rod 10 in a threaded mode, the moving plate 11 is attached to the inner wall of each communication port 12, the moving plate 11 is made of magnets, two supporting rods 13 are fixedly connected to the lower side wall of each moving plate 11, and the four supporting rods 13 are in contact with inclined surfaces of the four clamping blocks 19 respectively.

The fixed plate 6 is provided with a negative pressure adsorption mechanism, the negative pressure adsorption mechanism comprises two fixed cavities 21 arranged in the fixed plate 6, the inner walls of the two fixed cavities 21 are respectively connected with a piston plate 20 through springs, the piston plates 20 are in sealing sliding connection with the inner walls of the fixed cavities 21, the piston plates 20 are made of metal materials which can be attracted by magnets, and the bottoms of the two fixed cavities 21 are respectively communicated with a plurality of negative pressure grooves 22.

The plugboard 1 is provided with a fastening mechanism, the fastening mechanism comprises a heat conducting plate 2 fixedly connected to the lower side wall of the plugboard 1, two inner cavities 4 are formed in the heat conducting plate 2, low-boiling-point evaporating liquid is filled in the two inner cavities 4, the boiling point of the low-boiling-point evaporating liquid is between 45 ℃ and 55 ℃, and the low-boiling-point evaporating liquid can be carbon disulfide (the boiling point is 46.23 ℃), annular air bags 18 are fixedly connected to the inner walls of four clamping grooves 17, and the four annular air bags 18 are respectively communicated with the two inner cavities 4 through air ducts 5.

In the invention, when the plug 3 is inserted into the plugboard 1, the two plug blocks 15 also enter the two fixed grooves 14, then the rotating handle 9 is rotated, so that the reciprocating screw rod 10 is rotated, the moving plate 11 is driven to move downwards, the two supporting rods 13 are driven to move downwards, the supporting rods 13 move downwards along the inclined planes of the clamping blocks 19, the two clamping blocks 19 can be pushed away from each other, the two clamping blocks 19 respectively enter the corresponding clamping grooves 17 and are wrapped by the annular air bags 18, when the moving plate 11 moves to the lowest end, the rotating handle 9 is stopped, the fixing of the plug 3 can be realized, and the situation that the plug 3 loosens after being inserted into the plugboard 1 can be prevented.

In the process of moving down the moving plate 11, as the distance between the moving plate 11 and the two piston plates 20 gets closer and closer, the piston plates 20 gradually get closer to each other under the attraction force of the moving plate 11, and negative pressure is formed in the negative pressure groove 22, and the fixed plate 6 and the placing plate 7 can be tightly pressed together by external air pressure, so that the loose condition of the plug 3 is further prevented.

When the plugboard 1 is electrified to work, the temperature of the plugboard 1 can be gradually increased, heat of the plugboard 1 can be transferred into the inner cavity 4 through the heat-conducting plate 2, so that the temperature in the inner cavity 4 is also gradually increased, low-boiling-point evaporating liquid in the inner cavity 4 is gradually evaporated into a gas state, the gas enters into the four annular air bags 18 through the gas guide pipe 5, the four annular air bags 18 can be expanded and fully present, the four clamping blocks 19 can be tightly wrapped, the clamping blocks 19 are prevented from being separated from the four clamping grooves 17, the loosening and removing effect of the device is improved, the low-boiling-point evaporating liquid can absorb the heat released by the plugboard 1, the plugboard 1 is cooled, and the service life of the plugboard 1 can be prolonged.

When the plug 3 is required to be pulled out, only the rotating handle 9 is required to be rotated to drive the reciprocating screw rod 10 to rotate, the movable plate 11 moves upwards, the two clamping blocks 19 can return to the inside of the fixed groove 14 under the action of the tension spring, and the plug 3 can be pulled out at the moment.

The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.

Claims

1. The utility model provides a locking electric power supply grafting device that moves, includes plug (3) and picture peg (1), its characterized in that: the anti-loosening device comprises a plug (3) and a plugboard (1), wherein two anti-loosening mechanisms are arranged on the plug (3) and the plugboard (1) together, each anti-loosening mechanism comprises a fixed plate (6) fixedly connected to the side wall of the plug (3), a placing plate (7) is fixedly connected to the upper side wall of the plugboard (1), a slot (16) is formed in the upper side wall of the placing plate (7), an inserting block (15) is fixedly connected to the lower side wall of the fixed plate (6), a fixed groove (14) is formed in the side wall of the inserting block (15) in a penetrating mode, two clamping blocks (19) are arranged in the fixed groove (14), two clamping grooves (17) are formed in the inner wall of the slot (16) in a communicating mode, a groove (8) is formed in the upper side wall of the fixed plate (6), a transverse plate is fixedly connected to the inner wall of the communicating port (12) through a communicating port (12), a reciprocating screw (10) is rotatably connected to the upper side wall of the transverse plate, two supporting rods (13) are fixedly connected to the lower side wall of the reciprocating screw (10).

A negative pressure adsorption mechanism is arranged on the fixed plate (6);

the plugboard (1) is provided with a fastening mechanism.

2. The anti-loosening power supply plug-in device according to claim 1, wherein: the negative pressure adsorption mechanism comprises two fixing cavities (21) arranged inside the fixing plate (6), piston plates (20) are elastically connected to the inner walls of the fixing cavities (21) through springs, and a plurality of negative pressure grooves (22) are formed in the bottoms of the fixing cavities (21) in a communicated mode.

3. The anti-loosening power supply plug-in device according to claim 1, wherein: the fastening mechanism comprises a heat conducting plate (2) fixedly connected to the lower side wall of the plugboard (1), two inner cavities (4) are formed in the heat conducting plate (2), low-boiling-point evaporating liquid is filled in the inner cavities (4), annular air bags (18) are fixedly connected to the inner walls of the clamping grooves (17), and the annular air bags (18) are communicated with the two inner cavities (4) through air ducts (5) respectively.

4. The anti-loosening power supply plug-in device according to claim 1, wherein: the section of each fixing groove (14) is of a T-shaped structure, each fixing groove (14) is fixedly connected with two telescopic rods (23) on the inner wall of each fixing groove (14), each telescopic rod (23) is fixedly connected with a moving plate (24) on the telescopic end of each telescopic rod (23), each moving plate (24) is fixedly connected with the side wall of each clamping block (19) respectively, and the two moving plates (24) located in the same fixing groove (14) are elastically connected through a tension spring.

5. The anti-loosening power supply plug-in device according to claim 1, wherein: the four clamping blocks (19) are of wedge-shaped structures, and the four supporting rods (13) are respectively contacted with inclined surfaces of the four clamping blocks (19).

6. The anti-loosening power supply plug-in device according to claim 1, wherein: the upper ends of the two reciprocating screw rods (10) extend into the two grooves (8) respectively, and the upper ends of the two reciprocating screw rods (10) are fixedly connected with rotating handles (9).