CN215580331U

CN215580331U - Insulation protection device for electrical wiring of thermal power plant

Info

Publication number: CN215580331U
Application number: CN202122080905.2U
Authority: CN
Inventors: 梁宇; 米春雷
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-31
Filing date: 2021-08-31
Publication date: 2022-01-18
Anticipated expiration: 2031-08-31

Abstract

The utility model discloses an electrical wiring insulation protection device of a thermal power plant, which comprises a first protection sleeve and a second protection sleeve, wherein two positioning grooves are symmetrically formed in the second protection sleeve; through the fixed block, first spacing groove, first stopper, second spacing groove, first sliding tray, second stopper, the second sliding tray of design, can connect first protective sheath and second protective sheath, connect convenient, swift, the connection efficiency is high, and stability is good, through draw-in groove, bayonet lock, third sliding tray, the intercommunication groove of design, can improve the stability of structure, avoids the connecting block to receive exogenic action and slides easily.

Description

Insulation protection device for electrical wiring of thermal power plant

Technical Field

The utility model belongs to the technical field of electrical technology of thermal power plants, and particularly relates to an electrical wiring insulation protection device of a thermal power plant.

Background

A thermal power plant is a plant that produces electric energy using combustible (e.g., coal) as a fuel. The basic production process is as follows: when the fuel is burnt, water is heated to generate steam, chemical energy of the fuel is converted into heat energy, the steam pressure pushes a steam turbine to rotate, the heat energy is converted into mechanical energy, and then the steam turbine drives a generator to rotate, so that the mechanical energy is converted into electric energy. When the thermal power plant equipment is electrically connected, a wiring insulation protection device is needed.

The insulating protection device of current thermal power factory electrical wiring is when using, and two protective sheaths on it are generally connected through flange and bolt, and the connected mode is more troublesome, can't realize quick, stable connection, and efficiency is lower, and the inside of device gets into moisture easily moreover, probably leads to the phenomenon that the short circuit appears in wiring department, so need design a structure and solve this problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an electric wiring insulation protection device of a thermal power plant to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: an electric wiring insulation protection device of a thermal power plant comprises a first protection sleeve and a second protection sleeve, wherein two positioning grooves are symmetrically formed in the second protection sleeve, one end of the second protection sleeve is embedded into the first protection sleeve, two positioning blocks are symmetrically fixed on the inner side of the first protection sleeve and are respectively embedded into the corresponding positioning grooves, two fixing blocks are symmetrically fixed on the outer surface of the second protection sleeve relative to one side of the first protection sleeve, first limiting grooves are formed in the two fixing blocks, two first limiting blocks are symmetrically fixed at one end of the first protection sleeve, second limiting grooves are formed in the two first limiting blocks, the two first limiting blocks are respectively embedded into the corresponding first limiting grooves, first sliding grooves communicated with the first limiting grooves are formed in the fixing blocks, the inside of first sliding tray is provided with the second stopper that the cross-section is "L" type structure, the top of second stopper imbeds to the inside of second spacing groove, the second sliding tray that communicates mutually with first sliding tray is seted up for one side of first spacing groove in the inside of fixed block, the inside of second sliding tray is provided with the connecting block that the cross-section is "L" type structure, the bottom of connecting block imbeds to the inside and the second stopper fixed connection of first sliding tray.

Preferably, a third limiting groove is formed in the bottom end of the second sliding groove, an extrusion block is fixed on the inner side of the connecting block, the bottom end of the extrusion block is embedded into the third limiting groove, and a spring is connected between the bottom end of the extrusion block and the bottom end of the third limiting groove.

Preferably, a clamping groove is formed in the inner wall of one side of the second sliding groove, a third sliding groove is formed in the connecting block in a penetrating mode, a clamping pin penetrates through the third sliding groove, and one end of the clamping pin is embedded into the clamping groove.

Preferably, the inside of bayonet lock is run through and is seted up the intercommunication groove, the inside of intercommunication groove is run through there is the iron plate, the both ends of iron plate respectively with the both sides inner wall fixed connection of third sliding tray.

Preferably, a magnet is fixed on the inner wall of one side of the communication groove and is magnetically connected with the iron block.

Preferably, an annular groove is formed in the second protective sleeve, an insulating sleeve is arranged in the second protective sleeve, one end of the insulating sleeve is embedded into the annular groove, and a moisture absorption pad is fixed on the inner side surface of the insulating sleeve.

Preferably, a plurality of rubber bulges are fixed on the inner side surface of the second protective sleeve at equal intervals, and each rubber bulge is tightly attached to the outer side surface of the insulating sleeve.

Compared with the prior art, the utility model has the beneficial effects that:

1. through the fixed block, first spacing groove, first stopper, second spacing groove, first sliding tray, second stopper, the second sliding tray of design, can connect first protective sheath and second protective sheath, connect convenient, swift, the connection efficiency is high, and stability is good, through draw-in groove, bayonet lock, third sliding tray, the intercommunication groove of design, can improve the stability of structure, avoids the connecting block to receive exogenic action and slides easily.

2. Through the moisture absorption pad of design, can absorb the inside moisture of access to equipment, avoid moisture to lead to the phenomenon of short circuit to appear in wiring department, through the insulating sleeve and the ring channel of design, make things convenient for the installation of moisture absorption pad.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of area A of FIG. 1 in accordance with the present invention;

FIG. 3 is an enlarged view of area B of FIG. 1 in accordance with the present invention;

in the figure: 1. a first protective sheath; 2. a second protective cover; 3. positioning a groove; 4. positioning blocks; 5. an insulating sleeve; 6. a moisture-absorbing pad; 7. a fixed block; 8. a first limit groove; 9. a first stopper; 10. a second limit groove; 11. a first sliding groove; 12. a second limiting block; 13. a second sliding groove; 14. a third limiting groove; 15. a card slot; 16. connecting blocks; 17. a bayonet lock; 18. a third sliding groove; 19. a communicating groove; 20. an annular 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.

Examples

Referring to fig. 1 to 3, the present invention provides a technical solution: an electric wiring insulation protection device of a thermal power plant comprises a first protection sleeve 1 and a second protection sleeve 2, wherein the first protection sleeve 1 and the second protection sleeve 2 are both plastic components and have insulation effects, two positioning grooves 3 are symmetrically formed in the second protection sleeve 2, one end of the second protection sleeve 2 is embedded into the first protection sleeve 1, two positioning blocks 4 are symmetrically fixed on the inner side of the first protection sleeve 1, the positioning blocks 4 and the positioning grooves 3 are convenient for aligning a first limiting block 9 with a first limiting groove 8, the two positioning blocks 4 are respectively embedded into the corresponding positioning grooves 3, two fixing blocks 7 are symmetrically fixed on the outer side surface of the second protection sleeve 2 relative to one side of the first protection sleeve 1, first limiting grooves 8 are formed in the two fixing blocks 7, two first limiting blocks 9 are symmetrically fixed at one end of the first protection sleeve 1, and second limiting grooves 10 are formed in the two first limiting blocks 9, two first limit blocks 9 are respectively embedded into the corresponding first limit grooves 8, a first sliding groove 11 communicated with the first limit grooves 8 is arranged in the fixed block 7, the first sliding groove 11 facilitates the sliding of a second limit block 12, a second limit block 12 with an L-shaped cross section is arranged in the first sliding groove 11, the second limit block 12 and the second limit groove 10 can limit the first limit block 9, the first protective sleeve 1 and the second protective sleeve 2 can be conveniently and quickly connected, the connection stability is ensured, the top end of the second limit block 12 is embedded into the second limit groove 10, a second sliding groove 13 communicated with the first sliding groove 11 is arranged in one side of the fixed block 7 opposite to the first limit groove 8, the second sliding groove 13 facilitates the sliding of a connecting block 16, a connecting block 16 with an L-shaped cross section is arranged in the second sliding groove 13, the connecting block 16 can drive the second limiting block 12 to slide in the same direction, the bottom end of the connecting block 16 is embedded into the first sliding groove 11 and fixedly connected with the second limiting block 12, the bottom end of the second sliding groove 13 is provided with a third limiting groove 14, the third limiting groove 14 can conveniently accommodate a spring, an extrusion block is fixed on the inner side of the connecting block 16 and can extrude the spring, the bottom end of the extrusion block is embedded into the third limiting groove 14, the spring is connected between the bottom end of the third limiting groove 14 and can reset the connecting block 16, the inner wall of one side of the second sliding groove 13 is provided with a clamping groove 15, the inside of the connecting block 16 is provided with a third sliding groove 18 in a penetrating manner, the third sliding groove 18 facilitates the sliding of the clamping pin 17, the clamping pin 17 penetrates through the inside of the third sliding groove 18, the clamping pin 17 and the clamping groove 15 can limit the connecting block 16, one end of the clamping pin 17 is embedded into the clamping groove 15, the inside of bayonet lock 17 runs through and has seted up intercommunication groove 19, and the inside of intercommunication groove 19 runs through there is the iron plate, and iron plate and intercommunication groove 19 can carry on spacingly to bayonet lock 17, the both ends of iron plate respectively with the both sides inner wall fixed connection of third sliding tray 18, one side inner wall of intercommunication groove 19 is fixed with magnet, and magnet can improve bayonet lock 17's stability, and magnet and iron plate magnetism are connected.

In this embodiment, it is preferred, ring channel 20 has been seted up to the inside of second protective sheath 2, ring channel 20 conveniently holds insulating sleeve 5, the inside of second protective sheath 2 is provided with insulating sleeve 5, insulating sleeve 5 is the plastics material component, insulating sleeve 5 is as the carrier of moisture absorption pad 6, insulating sleeve 5's one end is embedded into the inside of ring channel 20, insulating sleeve 5's inboard fixed surface has moisture absorption pad 6, moisture absorption pad 6 is the natural fiber material component, has good hygroscopicity, can absorb the inside moisture of access device, avoid moisture to lead to the phenomenon that the short circuit appears in wiring department, the inboard fixed surface equidistance of second protective sheath 2 has a plurality of rubber archs, the rubber arch can improve insulating sleeve 5's stability, every rubber arch all hugs closely with insulating sleeve 5's outside surface.

The working principle and the using process of the utility model are as follows: when the utility model is used, firstly, the moisture absorption pad 6 is arranged at the inner side of the second protective sleeve 2, the insulating sleeve 5 is arranged at the inner side of the second protective sleeve 2, one end of the insulating sleeve is embedded into the annular groove 20, the plurality of rubber bulges at the inner side of the second protective sleeve 2 are closely attached to the outer side surface of the insulating sleeve 5, the stability of the insulating sleeve 5 is improved, the moisture absorption pad 6 is arranged, the structure can absorb moisture entering the interior of the device, and the phenomenon that the wiring part is short-circuited due to the moisture is avoided; then, the first protective sleeve 1 is connected with the second protective sleeve 2, the joint line is protected, the bayonet lock 17 is pressed downwards to drive the connecting block 16 to slide in the same direction in the second sliding groove 13, the connecting block 16 drives the second limiting block 12 to slide in the same direction in the first limiting groove 8 and the first sliding groove 11, the connecting block 16 also drives the extrusion block to extrude the spring while sliding, the spring is stressed to shrink, the bayonet lock 17 is continuously pressed until the second limiting block 12 completely slides out of the first limiting groove 8, then one end of the second protective sleeve 2 is embedded into the first protective sleeve 1, the two positioning blocks 4 on the inner side of the first protective sleeve 1 are respectively embedded into the corresponding positioning grooves 3, meanwhile, the two first limiting blocks 9 on one end of the first protective sleeve 1 are also embedded into the corresponding first limiting grooves 8, the pressed bayonet lock 17 is released, and after the spring loses extrusion, backward promote the extrusion piece, the extrusion piece passes through connecting block 16 and drives the reverse slip of second stopper 12, make the top of second stopper 12 imbed into the inside of second spacing groove 10, just be connected first protective sheath 1 with second protective sheath 2, this structure is convenient to be connected first protective sheath 1 and second protective sheath 2, it is convenient to connect, it is swift, high connection efficiency, and stability is good, then promote bayonet lock 17, make its one end imbed to the inside of draw-in groove 15, the relative slip takes place for the iron plate in the inside of intercommunication groove 19, and be connected with the magnet magnetism of intercommunication groove 19 one side, this structure can improve the stability of structure, avoid connecting block 16 to receive the exogenic action and slide easily.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a thermal power factory electrical wiring insulation protection device, includes first protective sheath (1) and second protective sheath (2), its characterized in that: the inner part of the second protective sleeve (2) is symmetrically provided with two positioning grooves (3), one end of the second protective sleeve (2) is embedded into the first protective sleeve (1), the inner side of the first protective sleeve (1) is symmetrically fixed with two positioning blocks (4), the two positioning blocks (4) are respectively embedded into the corresponding positioning grooves (3), the outer surface of the second protective sleeve (2) is symmetrically fixed with two fixing blocks (7) relative to one side of the first protective sleeve (1), the inner parts of the two fixing blocks (7) are respectively provided with a first limiting groove (8), one end of the first protective sleeve (1) is symmetrically fixed with two first limiting blocks (9), the inner parts of the two first limiting blocks (9) are respectively provided with a second limiting groove (10), the two first limiting blocks (9) are respectively embedded into the corresponding first limiting grooves (8), the inside of fixed block (7) is seted up first sliding tray (11) that are linked together with first spacing groove (8), the inside of first sliding tray (11) is provided with second stopper (12) that the cross-section is "L" type structure, the top of second stopper (12) is embedded into the inside of second spacing groove (10), second sliding tray (13) that are linked together with first sliding tray (11) are seted up for one side of first spacing groove (8) in the inside of fixed block (7), the inside of second sliding tray (13) is provided with connecting block (16) that the cross-section is "L" type structure, the bottom of connecting block (16) is embedded into inside and second stopper (12) fixed connection to first sliding tray (11).

2. The electrical wiring insulation protection device of a thermal power plant according to claim 1, wherein: a third limiting groove (14) is formed in the bottom end of the second sliding groove (13), an extrusion block is fixed on the inner side of the connecting block (16), the bottom end of the extrusion block is embedded into the third limiting groove (14), and a spring is connected between the bottom end of the extrusion block and the bottom end of the third limiting groove (14).

3. The electrical wiring insulation protection device of a thermal power plant according to claim 1, wherein: draw-in groove (15) have been seted up to one side inner wall of second sliding tray (13), third sliding tray (18) have been seted up in the inside run-through of connecting block (16), bayonet lock (17) have been run-through in the inside of third sliding tray (18), the one end of bayonet lock (17) is embedded into the inside of draw-in groove (15).

4. The electrical wiring insulation protection device of a thermal power plant according to claim 3, wherein: the inside of bayonet lock (17) is run through and is seted up intercommunication groove (19), the inside of intercommunication groove (19) is run through there is the iron plate, the both ends of iron plate respectively with the both sides inner wall fixed connection of third sliding tray (18).

5. The electrical wiring insulation protection device of a thermal power plant according to claim 4, wherein: and a magnet is fixed on the inner wall of one side of the communicating groove (19) and is magnetically connected with the iron block.

6. The electrical wiring insulation protection device of a thermal power plant according to claim 1, wherein: annular groove (20) have been seted up to the inside of second protective sheath (2), the inside of second protective sheath (2) is provided with insulating sleeve (5), the inside of annular groove (20) is embedded into to the one end of insulating sleeve (5), the inboard fixed surface of insulating sleeve (5) has moisture absorption pad (6).

7. The electrical wiring insulation protection device of a thermal power plant according to claim 6, wherein: a plurality of rubber bulges are fixed on the inner side surface of the second protective sleeve (2) at equal intervals, and each rubber bulge is tightly attached to the outer side surface of the insulating sleeve (5).