CN114024173A

CN114024173A - Locking electric power supply grafting device that moves

Info

Publication number: CN114024173A
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: 2022-02-08
Anticipated expiration: 2041-09-27
Also published as: CN114024173B

Abstract

The invention discloses an anti-loosening electric power supply plug device which comprises a plug and a plug board, wherein two anti-loosening mechanisms are jointly arranged on the plug and the plug board, each anti-loosening mechanism comprises a fixed plate fixedly connected to the side wall of the plug, a placing plate is fixedly connected to the side wall of the plug board, a slot is formed in the upper side wall of the placing plate, an insert block is fixedly connected to the lower side wall of the fixed plate, a fixed slot penetrates through the side wall of the insert block, two clamping blocks are arranged in the fixed slot, the inner wall of the slot is communicated with two clamping slots, a groove is formed in the upper side wall of the fixed plate, the bottom of the groove is communicated with the fixed slot through a communicating port, a transverse plate is fixedly connected to the inner wall of the communicating port, a reciprocating lead screw is rotatably connected to the upper side wall of the transverse plate, and a movable plate is in threaded connection with the side wall of the reciprocating lead screw. The invention can prevent the plug from loosening after being inserted into the plug board, and ensure that the power supply equipment can work smoothly without interruption.

Description

Locking electric power supply grafting 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, power supply devices are frequently used in the power field, and in a line power equipment, power supply is often performed on power elements in the power equipment through the engagement of a plug and a socket, so the stability of the engagement of the plug and the socket is the key for determining whether the power elements can normally operate.

The plug is generally directly inserted into the plug board by the conventional power supply plugging device, a good structure for preventing the plug from loosening is not provided, and the situation that the plug is loosened due to collision of other objects and other factors is often caused in the using process, so that the power supply equipment stops working and unnecessary troubles are caused, and therefore, the problem needs to be solved by designing the anti-loosening power supply plugging device.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides a looseness-proof power supply plug device.

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

an anti-loosening electric power supply plug device comprises a plug and a plug board, wherein two anti-loosening mechanisms are jointly arranged on the plug and the plug board, each anti-loosening mechanism comprises a fixed plate fixedly connected to the side wall of the plug, a placing plate is fixedly connected to the side wall of the plug board, a slot is formed in the upper side wall of the placing plate, an inserting block is fixedly connected to the side wall of the fixed plate, a fixed slot penetrates through the side wall of the inserting block, two clamping blocks are arranged in the fixed slot, the inner wall of the slot is provided with two clamping grooves in a communicated manner, a groove is formed in the upper side wall of the fixed plate, the bottom of the groove is communicated with the fixed slot through a communicating port, a transverse plate is fixedly connected to the inner wall of the communicating port, a reciprocating lead screw is rotatably connected to the upper side wall of the transverse plate, a movable plate is in threaded connection with the side wall of the reciprocating lead screw, and two abutting rods are fixedly connected to the lower side wall of the movable plate;

a negative pressure adsorption mechanism is arranged on the fixing plate;

and a fastening mechanism is arranged on the inserting plate.

Preferably, the negative pressure adsorption mechanism is including setting up two fixed chambeies inside the fixed plate, two fixed intracavity wall all has a piston board, two through spring elastic connection fixed chamber bottom all communicates and is equipped with a plurality of negative pressure grooves.

Preferably, fastening device includes the heat-conducting plate of fixed connection lateral wall under the picture peg, the inside two inner chambers that are equipped with of heat-conducting plate, two the inner chamber all is filled with low boiling evaporation liquid, four the equal fixedly connected with annular gasbag of draw-in groove inner wall, four annular gasbag all communicates with two inner chambers respectively through the air duct.

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

Preferably, the four fixture blocks are all wedge-shaped structures, and the four abutting rods are respectively contacted with the inclined surfaces of the four fixture 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 anti-loosening mechanism is arranged, the movable plate moves downwards by rotating the reciprocating screw rod, the abutting rod is driven to move downwards, the two clamping blocks enter the corresponding clamping grooves, the loosening condition of the plug after being inserted into the plugboard can be prevented, and the smooth work of the power supply equipment can be ensured without interruption;

2. the invention is provided with the negative pressure suction mechanism, the movable plate moves downwards to suck the piston plates to approach each other, so that negative pressure is formed in the negative pressure groove, and the fixed plate and the placing plate can be tightly pressed together through external air pressure, so that the situation that a plug is loosened is further prevented;

3. 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 effect of the device is improved, the heat released by the plugboard can be absorbed by the low-boiling-point evaporating liquid through evaporation, the plugboard is cooled, and the service life of the plugboard can be prolonged.

Drawings

Fig. 1 is a schematic structural diagram of an anti-loose 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 an inserting plate 1, a heat conducting plate 2, a plug 3, an inner cavity 4, an air guide tube 5, a fixing plate 6, a placing plate 7, a groove 8, a rotating handle 9, a reciprocating screw rod 10, a moving plate 11, a communicating port 12, a pushing rod 13, a fixing groove 14, an inserting block 15, an inserting groove 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 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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular 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 plug board 1, wherein two anti-loosening mechanisms are jointly arranged on the plug 3 and the plug board 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 side wall of the plug board 1, a slot 16 is arranged on the side wall of the placing plate 7, an inserting block 15 is fixedly connected to the side wall of the fixed plate 6, a fixed slot 14 is arranged on the side wall of the inserting block 15 in a penetrating manner, the cross sections of the two fixed slots 14 are both of a T-shaped structure, two clamping blocks 19 are arranged in the fixed slots 14, the four clamping blocks 19 are all of a wedge-shaped structure, two telescopic rods 23 are fixedly connected to the inner walls of the two fixed slots 14, moving pieces 24 are fixedly connected to the telescopic ends of the four telescopic rods 23, the four moving pieces 24 are respectively fixedly connected to the side walls of the four clamping blocks 19, and the two moving pieces 24 positioned in the same fixed slot 14 are elastically connected through tension springs, the inner wall of the slot 16 is communicated with two clamping grooves 17, the clamping grooves 17 are arranged right opposite to the positions of the clamping blocks 19, a groove 8 is formed in the side wall of the fixing plate 6, the bottom of the groove 8 is communicated with the fixing groove 14 through a communication port 12, the cross section of the communication port 12 is of a rectangular structure, a transverse plate is fixedly connected to the inner wall of the communication port 12, a reciprocating lead screw 10 is rotatably connected to the side wall of the transverse plate, the upper ends of the two reciprocating lead screws 10 respectively extend into the two grooves 8, rotating handles 9 are fixedly connected to the upper ends of the two reciprocating lead screws 10, a movable plate 11 is in threaded connection with the side wall of the reciprocating lead screw 10, the movable plate 11 is attached to the inner wall of the communication port 12, the movable plate 11 is made of magnets, two abutting rods 13 are fixedly connected to the side wall of the movable plate 11, and the four abutting rods 13 are respectively in contact with inclined planes of the four clamping blocks 19.

Be equipped with negative pressure adsorption apparatus on fixed plate 6 and construct, negative pressure adsorption apparatus constructs including setting up two fixed chambeies 21 in fixed plate 6 inside, and two fixed intracavity 21 inner walls all have piston plate 20 through spring elastic connection, piston plate 20 and the sealed sliding connection of fixed intracavity 21 inner wall, and piston plate 20 is made by the metal material that can be attracted by magnet, and two fixed chambeies 21 bottoms all communicate and are equipped with a plurality of negative pressure grooves 22.

The heat-conducting plate 2 is fixedly connected to the lower side wall of the inserting plate 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 45-55 ℃, carbon disulfide (the boiling point is 46.23 ℃) and the like can be used specifically, annular air bags 18 are fixedly connected to the inner walls of the four clamping grooves 17, and the four annular air bags 18 are communicated with the two inner cavities 4 through air guide tubes 5 respectively.

In the invention, when the plug 3 is inserted into the plug board 1, the two plug blocks 15 can also enter the two fixed grooves 14, then the rotating handle 9 is rotated, the reciprocating screw 10 is rotated to drive the moving plate 11 to move downwards, the two abutting rods 13 move downwards, the abutting rods 13 move downwards along the inclined planes of the clamping blocks 19, the two clamping blocks 19 can be pushed to be away from each other, so that 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 stops rotating, the plug 3 can be fixed, and the situation that the plug 3 is loosened after being inserted into the plug board 1 can be prevented.

In the process that the moving plate 11 moves downwards, the distance between the moving plate 11 and the two piston plates 20 is closer and closer, so that the piston plates 20 are gradually close to each other under the action of the attraction force of the moving plate 11, negative pressure is formed in the negative pressure groove 22, the fixed plate 6 and the placing plate 7 can be tightly pressed together through external air pressure, and the situation that the plug 3 is loosened is further prevented.

When the plugboard 1 is electrified to work, the temperature of the plugboard 1 can be gradually increased, the heat of the plugboard 1 can be transmitted to the inner cavity 4 through the heat conducting plate 2, the temperature in the inner cavity 4 is gradually increased, further, the low-boiling-point evaporating liquid in the inner cavity 4 is gradually evaporated into a gas state, gas enters the four annular air bags 18 through the air guide pipes 5, the four annular air bags 18 can be expanded and are in a full state, the four clamping blocks 19 can be tightly wrapped, further, the clamping blocks 19 are prevented from being separated from the four clamping grooves 17, further, the loosening and releasing effects of the device are improved, the heat released by the plugboard 1 can be absorbed by the evaporation of the low-boiling-point evaporating liquid, the plugboard 1 is cooled, and the service life of the plugboard 1 can be prolonged.

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

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides a locking electric power supply plugging device that moves, includes plug (3) and picture peg (1), its characterized in that: the anti-loosening plug comprises a plug body (3) and a plug board (1), wherein the plug body (3) and the plug board (1) are jointly provided with two anti-loosening mechanisms, each anti-loosening mechanism comprises a fixing plate (6) fixedly connected to the side wall of the plug body (3), the side wall of the plug board (1) is fixedly connected with a placing board (7), the side wall of the placing board (7) is provided with a slot (16), the side wall of the fixing plate (6) is fixedly connected with an inserting block (15), the side wall of the inserting block (15) is provided with a fixing slot (14) in a penetrating manner, two clamping blocks (19) are arranged in the fixing slot (14), the inner wall of the slot (16) is communicated with two clamping slots (17), the side wall of the fixing plate (6) is provided with a groove (8), the bottom of the groove (8) is communicated with the fixing slot (14) through a communication port (12), the inner wall of the communication port (12) is fixedly connected with a transverse plate, and the side wall of the transverse plate is rotatably connected with a reciprocating lead screw (10), the side wall of the reciprocating screw rod (10) is in threaded connection with a moving plate (11), and the lower side wall of the moving plate (11) is fixedly connected with two abutting rods (13);

a negative pressure adsorption mechanism is arranged on the fixing plate (6);

and a fastening mechanism is arranged on the inserting plate (1).

2. A locking power supply plug device according to claim 1, characterised in that: the negative pressure adsorption mechanism comprises two fixed cavities (21) arranged inside a fixed plate (6), wherein the inner walls of the fixed cavities (21) are respectively connected with a piston plate (20) and a plurality of negative pressure grooves (22) through springs in an elastic mode, and the bottoms of the fixed cavities (21) are respectively communicated with each other.

3. A locking power supply plug device according to claim 1, characterised in that: fastening device includes heat-conducting plate (2) of lateral wall under fixed connection picture peg (1), heat-conducting plate (2) inside is equipped with two inner chambers (4), two all the packing has low boiling evaporation liquid, four in inner chamber (4) the equal fixedly connected with annular gasbag (18) of draw-in groove (17) inner wall, four annular gasbag (18) all communicate with two inner chambers (4) respectively through air duct (5).

4. A locking power supply plug device according to claim 1, characterised in that: two the cross-section of fixed slot (14) all is T type structure, two telescopic links (23), four of the equal fixedly connected with of fixed slot (14) inner wall the equal fixedly connected with of flexible end of telescopic link (23) removes piece (24), four remove piece (24) respectively with four fixture block (19) lateral wall fixed connection, be located same two in fixed slot (14) remove piece (24) through extension spring elastic connection.

5. A locking power supply plug device according to claim 1, characterised in that: the four clamping blocks (19) are all wedge-shaped structures, and the four abutting rods (13) are respectively contacted with the inclined surfaces of the four clamping blocks (19).

6. A locking power supply plug device according to claim 1, characterised in that: 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).