CN111725730A

CN111725730A - Environment-friendly gas insulated switchgear with monitoring function

Info

Publication number: CN111725730A
Application number: CN202010579957.1A
Authority: CN
Inventors: 汪祥东
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-23
Filing date: 2020-06-23
Publication date: 2020-09-29

Abstract

The invention discloses environment-friendly gas-insulated switchgear with a monitoring function, which comprises a buffer piece, a switchgear main body, a base and a metal plate, wherein a control panel is fixed on one side of the base, a bearing plate is uniformly arranged in the base through the buffer piece, the switchgear main body is fixed at the top end of the bearing plate, a cable chamber is arranged at the bottom end in the switchgear main body, a temperature sensor is arranged on one side in the cable chamber, and a polytetrafluoroethylene corrosion-resistant layer is uniformly coated on the outer side of the switchgear main body. According to the invention, the base, the switchgear main body, the current detector, the temperature sensor, the buzzer alarm and the control panel are installed, the environment-friendly gas with certain pressure is filled in the switchgear main body to ensure the insulativity of the switchgear main body, the temperature sensor is convenient for sensing the temperature of the environment-friendly gas in the switchgear main body, when the temperature exceeds a set value, a worker is convenient to prompt to check the environment-friendly gas in the switchgear main body, and accidents are avoided.

Description

Environment-friendly gas insulated switchgear with monitoring function

Technical Field

The invention relates to the technical field of open-loop gas-insulated switchgear, in particular to environment-friendly gas-insulated switchgear with a monitoring function.

Background

The environment-friendly Gas Insulated Switchgear (GIS) has the advantages of compact structure, small occupied area, high reliability and the like, but the existing environment-friendly gas insulated switchgear still has partial defects, specifically the following steps;

1. the existing environment-friendly gas insulated switchgear is closed, so that the internal heat condition and the electric leakage condition are not easily monitored, and the safety is low;

2. most of the existing environment-friendly gas insulated switchgear is not beneficial to overhaul and maintenance, has poor sealing performance and is easy to leak environment-friendly gas;

3. the existing environment-friendly gas insulated switchgear has poor stability and is easy to shake in the working and overhauling processes.

Disclosure of Invention

The invention aims to provide an environment-friendly gas insulated switchgear with a monitoring function, so as to solve the problems of unfavorable monitoring, poor sealing performance and poor stability in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: an environment-friendly gas insulated switchgear with a monitoring function comprises a buffer part, a switchgear main body, a base and a metal plate, wherein a control panel is fixed on one side of the base, a bearing plate is uniformly arranged in the base through the buffer part, the switchgear main body is fixed on the top end of the bearing plate, a cable chamber is arranged at the bottom end of the interior of the switchgear main body, a temperature sensor is arranged on one side of the interior of the cable chamber, a bus chamber is arranged at the top end of the interior of the switchgear main body, an instrument chamber is arranged in the switchgear main body on one side of the bus chamber, a switch chamber is arranged between the bus chamber and the cable chamber, an operating mechanism chamber is arranged in the switchgear main body on one side of the switch chamber, an access cover is arranged on one side of the switchgear main body, a current detector is arranged on the other side of the switchgear main body, and a bu, and the inside of switchgear body lateral wall is provided with the enhancement layer, the outside of switchgear body evenly coats and has polytetrafluoroethylene corrosion resistant coating.

Preferably, the inside of bolster all is provided with the moving part through rigid spring, and the top of moving part all with the bottom fixed connection of loading board, improve stability.

Preferably, the both sides of loading board all are fixed with the guide block, the inside both sides of base all are provided with the guide way with the guide block assorted, play the guide effect to the loading board.

Preferably, the inside both sides of switchgear main part lateral wall all are provided with the shielding layer, and the shielding layer is the wire material, play anti-electromagnetic interference's effect.

Preferably, four corners of the access cover are provided with mounting holes, one side of the switchgear main body close to the access cover is uniformly provided with screw holes matched with the mounting holes, and the screw holes and the mounting holes are fixedly connected through fixing bolts, so that the device can be conveniently overhauled.

Preferably, 2 limiting rods are arranged between the base and the bearing plate in a crossed mode, the central positions of the limiting rods are hinged, sliding grooves are evenly formed in one sides, close to the limiting rods, of the base and the bearing plate, the two ends of each limiting rod are connected with the sliding grooves in a sliding mode through sliding blocks, and supporting balance is improved.

Preferably, all be provided with the fixture block on the access cover of mounting hole both sides, one side that the switchgear main part is close to the access cover evenly be provided with fixture block assorted draw-in groove, and the both sides of fixture block all are provided with sealed the pad, improve the leakproofness.

Preferably, metal plates are uniformly distributed on two sides of the reinforcing layer, and the longitudinal sections of the metal plates are of semi-arc structures, so that an explosion-proof effect is achieved.

Preferably, the reinforcing ribs are uniformly arranged inside the reinforcing layer and are connected in an X-shaped structure, so that the structural strength of the switchgear main body is improved.

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

(1) this gaseous insulating switchgear of environmental protection with monitor function is through installing the base, the switchgear main part, current detector, temperature sensor, buzzer siren and control panel, the inside of switchgear main part fills the environmental protection gas of certain pressure, with the insulating nature of guaranteeing the switchgear main part, temperature sensor is convenient for the inside environmental protection gas's of sensing switchgear main part temperature, when the temperature surpasss the setting value, with the singlechip in signal transmission control panel, the output of singlechip passes through wire and buzzer siren's input electric connection, be convenient for indicate staff and look over before, avoid the emergence accident, current detector is convenient for the electric leakage condition of sensing switchgear main part, the security is improved.

(2) This gaseous insulating switchgear of environmental protection with monitor function installs the access cover through one side at the switchgear main part, four string angle departments of access cover all are provided with the mounting hole, one side that the switchgear main part is close to the access cover evenly is provided with the screw that matches with the mounting hole, through fixing bolt fixed connection between screw and the mounting hole, the inside of the device of being convenient for overhauls, all be provided with the fixture block in the both sides of mounting hole simultaneously, one side of switchgear main part evenly be provided with fixture block assorted draw-in groove, the both sides of fixture block all are provided with sealed the pad, make the inseparability of increasing the connection when installation access cover, avoid inside environmental protection gas to take place to leak.

(3) This environmental protection gas insulated switchgear with monitoring function is through installing loading board and bolster, the inside of bolster all is provided with the moving part through stiff spring, the top of moving part all with the bottom fixed connection of loading board, if produce vibrations at device work or the in-process of overhauing, vibrations cause decurrent impact force to the loading board, the impact force makes the loading board push down the moving part, make the moving part compress the stiff spring in the bolster, absorb some impact force through the flexible resilience of stiff spring, play the effect of shock attenuation buffering.

Drawings

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

FIG. 2 is a cross-sectional view of the buffer of the present invention;

FIG. 3 is a schematic side view of the present invention;

FIG. 4 is a schematic view of a partial cross-sectional structure of the present invention;

FIG. 5 is a schematic cross-sectional view of a side wall of a switchgear body according to the present invention;

fig. 6 is a block diagram of the system of the present invention.

In the figure: 1. a buffer member; 101. a movable member; 102. a rigid spring; 2. a slider; 3. a carrier plate; 4. a switchgear main body; 5. an access cover; 6. a cable chamber; 7. a switch chamber; 8. a bus chamber; 9. an instrument room; 10. an operating mechanism chamber; 11. a current detector; 12. a buzzer alarm; 13. a temperature sensor; 14. a chute; 15. a limiting rod; 16. a base; 17. a control panel; 18. mounting holes; 19. a clamping block; 20. a gasket; 21. a polytetrafluoroethylene corrosion resistant layer; 22. a shielding layer; 23. a metal plate; 24. a reinforcing layer; 25. and (5) reinforcing ribs.

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. 1-6, an embodiment of the present invention is shown: an environment-friendly gas-insulated switchgear with a monitoring function comprises a buffer member 1, a switchgear main body 4, a base 16 and a metal plate 23, wherein a control panel 17 is fixed on one side of the base 16, a bearing plate 3 is uniformly arranged in the base 16 through the buffer member 1, the switchgear main body 4 is fixed at the top end of the bearing plate 3, movable members 101 are arranged in the buffer member 1 through rigid springs 102, and the top ends of the movable members 101 are fixedly connected with the bottom of the bearing plate 3;

if vibration is generated in the working or overhauling process of the device, the vibration causes downward impact force to the bearing plate 3, the impact force causes the bearing plate 3 to press the moving part 101 downwards, so that the moving part 101 compresses the rigid spring 102 in the buffer part 1, and a part of impact force is absorbed through the telescopic resilience of the rigid spring 102 to play a role in damping and buffering, and the stiffness coefficient of the rigid spring 102 is large, the hardness is high, so that the shaking range is small, and the stability is better;

guide blocks are fixed on both sides of the bearing plate 3, and guide grooves matched with the guide blocks are arranged on both sides inside the base 16 to guide the bearing plate 3;

2 limiting rods 15 are arranged between the base 16 and the bearing plate 3 in a crossed manner, the central positions of the limiting rods 15 are hinged, sliding grooves 14 are uniformly formed in one sides, close to the limiting rods 15, of the base 16 and the bearing plate 3, and two ends of each limiting rod 15 are connected with the sliding grooves 14 in a sliding manner through sliding blocks 2;

when the bearing plate 3 is pressed down, the sliding blocks 2 at two ends of the limiting rod 15 slide in the sliding grooves 14 to play a limiting role, the limiting rod 15 is in a cross shape, the bearing plate 3 is supported doubly, and the balance of the device is kept;

a cable chamber 6 is arranged at the bottom end inside the switchgear main body 4, a temperature sensor 13 is arranged on one side inside the cable chamber 6, the model of the temperature sensor 13 can be CWDZ11, a bus chamber 8 is arranged at the top end inside the switchgear main body 4, an instrument chamber 9 is arranged in the switchgear main body 4 on one side of the bus chamber 8, a switch chamber 7 is arranged between the bus chamber 8 and the cable chamber 6, an operating mechanism chamber 10 is arranged in the switchgear main body 4 on one side of the switch chamber 7, and an access cover 5 is arranged on one side of the switchgear main body 4;

mounting holes 18 are formed in four corners of the access cover 5, screw holes matched with the mounting holes 18 are uniformly formed in one side, close to the access cover 5, of the switch device main body 4, clamping blocks 19 are arranged on the access cover 5 on two sides of each mounting hole 18, clamping grooves matched with the clamping blocks 19 are uniformly formed in one side, close to the access cover 5, of the switch device main body 4, and sealing gaskets 20 are arranged on two sides of each clamping block 19;

the internal maintenance of the device is facilitated, and meanwhile, when the maintenance cover 5 is installed, the clamping block 19 is inserted into the clamping groove, so that the connection tightness is increased, and the internal environment-friendly gas is prevented from leaking;

the other side of the switchgear main body 4 is provided with a current detector 11, the type of the current detector 11 can be XDT-USB-DIAN, a buzzer alarm 12 is fixed on the switchgear main body 4 below the current detector 11, the type of the buzzer alarm 12 can be QZBJ-260, a reinforcing layer 24 is arranged inside the side wall of the switchgear main body 4, reinforcing ribs 25 are uniformly arranged inside the reinforcing layer 24, and the reinforcing ribs 25 are connected in an X-shaped structure, so that the structural strength of the switchgear main body 4 is improved conveniently;

metal plates 23 are uniformly distributed on two sides of the reinforcing layer 24, and the longitudinal sections of the metal plates 23 are of semi-arc structures;

the metal plate 23 can absorb the impact force generated by explosion, and the situation that the switch equipment main body 4 is cracked to generate fragments to hurt people or other equipment during explosion is avoided;

the even coating in the outside of switchgear main part 4 has polytetrafluoroethylene corrosion resistant layer 21, and the inside both sides of switchgear main part 4 lateral wall all are provided with shielding layer 22, and shielding layer 22 is the wire material, plays outside rust-resistant and inside anti-electromagnetic interference's effect.

The working principle is as follows: when the switch equipment is used, the interior of the switch equipment main body 4 is filled with environment-friendly gas with certain pressure to ensure the insulativity of the switch equipment main body 4, the temperature sensor 13 is convenient for sensing the temperature of the environment-friendly gas in the switch equipment main body 4, when the temperature exceeds a set value, a signal is transmitted to a single chip microcomputer in the control panel 17, the model of the single chip microcomputer can be AT89C51, the output end of the single chip microcomputer is electrically connected with the input end of the buzzer alarm 12 through a lead wire to prompt a worker to check, so as to avoid accidents, meanwhile, the current detector 11 is convenient for sensing the electric leakage condition of the switch equipment main body 4 to improve the safety, the access cover 5 is installed on one side of the switch equipment main body 4, the mounting holes 18 are respectively arranged on four hanging corners of the access cover 5, screw holes matched with the mounting holes 18 are uniformly arranged on one side of the switch equipment main body 4 close to the, the device is convenient to overhaul internally, meanwhile, the two sides of the mounting hole 18 are both provided with the clamping blocks 19, one side of the switchgear main body 4 is uniformly provided with clamping grooves matched with the clamping blocks 19, the two sides of the clamping blocks 19 are both provided with the sealing gaskets 20, so that the connection tightness is increased when the overhaul cover 5 is mounted, the leakage of internal environment-friendly gas is avoided, if vibration is generated in the working or overhaul process of the device, the vibration causes downward impact force to the bearing plate 3, the impact force causes the bearing plate 3 to press the moving part 101 downwards, the moving part 101 compresses the rigid spring 102 in the buffer part 1, a part of the impact force is absorbed through the telescopic resilience of the rigid spring 102, the damping and buffering effects are achieved, when the bearing plate 3 is pressed downwards, the sliding blocks 2 at the two ends of the limiting rod 15 slide in the sliding grooves 14 to achieve the limiting effect, the limiting rod 15 is in a cross shape, keeping device's equilibrium, the inside of 4 lateral walls of switchgear main part is provided with enhancement layer 24, the inside of enhancement layer 24 evenly is provided with the strengthening rib 25 of "X" type structure, be convenient for improve switchgear main part 4 self structural strength, it has metal sheet 23 to distribute at the equidistant both sides of enhancement layer 24 simultaneously, metal sheet 23 all is half circular arc type structure, the impact force that the ability absorption explosion produced, switchgear main part 4 takes place to explode and splits and produces the piece and injure personnel or damage other equipment improvement security when avoiding the explosion.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a gas insulated switchgear with monitoring function environmental protection, includes bolster (1), switchgear main part (4), base (16) and metal sheet (23), its characterized in that: a control panel (17) is fixed on one side of the base (16), a bearing plate (3) is uniformly arranged in the base (16) through a buffer piece (1), a switchgear main body (4) is fixed on the top end of the bearing plate (3), a cable chamber (6) is arranged at the bottom end in the switchgear main body (4), a temperature sensor (13) is arranged on one side in the cable chamber (6), a bus chamber (8) is arranged at the top end in the switchgear main body (4), an instrument chamber (9) is arranged in the switchgear main body (4) on one side of the bus chamber (8), a switch chamber (7) is arranged between the bus chamber (8) and the cable chamber (6), an operating mechanism chamber (10) is arranged in the switchgear main body (4) on one side of the switch chamber (7), and an access cover (5) is arranged on one side of the switchgear main body (4), and the opposite side of switchgear main part (4) is provided with current detector (11), be fixed with buzzer siren (12) on switchgear main part (4) of current detector (11) below, and the inside of switchgear main part (4) lateral wall is provided with enhancement layer (24), the outside uniform coating of switchgear main part (4) has polytetrafluoroethylene corrosion resistant layer (21).

2. The environmentally friendly gas insulated switchgear with monitoring function according to claim 1, characterized in that: the inner portion of the buffer piece (1) is provided with a moving piece (101) through a rigid spring (102), and the top end of the moving piece (101) is fixedly connected with the bottom of the bearing plate (3).

3. The environmentally friendly gas insulated switchgear with monitoring function according to claim 1, characterized in that: the guide blocks are fixed on two sides of the bearing plate (3), and guide grooves matched with the guide blocks are arranged on two sides of the interior of the base (16).

4. The environmentally friendly gas insulated switchgear with monitoring function according to claim 1, characterized in that: the inside both sides of switchgear main part 4 lateral wall all are provided with shielding layer (22), and shielding layer (22) are the wire material.

5. The environmentally friendly gas insulated switchgear with monitoring function according to claim 1, characterized in that: four corners of access cover (5) all are provided with mounting hole (18), one side that switchgear main part (4) are close to access cover (5) evenly be provided with mounting hole (18) assorted screw, all through fixing bolt fixed connection between screw and mounting hole (18).

6. The environmentally friendly gas insulated switchgear with monitoring function according to claim 1, characterized in that: the bearing plate is characterized in that 2 limiting rods (15) are arranged between the base (16) and the bearing plate (3) in a crossed mode, the central positions of the limiting rods (15) are hinged to each other, sliding grooves (14) are evenly formed in one sides, close to the limiting rods (15), of the base (16) and the bearing plate (3), and the two ends of each limiting rod (15) are connected with the corresponding sliding groove (14) in a sliding mode through the corresponding sliding block (2).

7. The environmentally friendly gas insulated switchgear with monitoring function according to claim 5, wherein: all be provided with fixture block (19) on access cover (5) of mounting hole (18) both sides, one side that switchgear main part (4) are close to access cover (5) evenly be provided with fixture block (19) assorted draw-in groove, and the both sides of fixture block (19) all are provided with sealed pad (20).

8. The environmentally friendly gas insulated switchgear with monitoring function according to claim 1, characterized in that: the reinforced concrete structure is characterized in that metal plates (23) are uniformly distributed on two sides of the reinforced layer (24), and the longitudinal sections of the metal plates (23) are of semicircular arc structures.

9. The environmentally friendly gas insulated switchgear with monitoring function according to claim 1, characterized in that: reinforcing ribs (25) are uniformly arranged inside the reinforcing layer (24), and the reinforcing ribs (25) are connected in an X-shaped structure.