CN209948445U

CN209948445U - Indoor metal box type fixed switch equipment

Info

Publication number: CN209948445U
Application number: CN201920909300.XU
Authority: CN
Inventors: 韩杏琴; 刘宇锋
Original assignee: Wuhan Wukai Electric Power Engineering Equipment Co Ltd
Current assignee: Wuhan Wukai Electric Power Engineering Equipment Co Ltd
Priority date: 2019-08-13
Filing date: 2019-08-13
Publication date: 2020-01-14
Anticipated expiration: 2029-08-13

Abstract

The utility model discloses an indoor metal box type fixed switch equipment relates to fixed switch equipment technical field, including the equipment main part, the top of equipment main part is provided with the relief valve, and the top of relief valve is provided with the head rod that runs through to the relief valve is inside, the inside of head rod is provided with the recess, and the inner wall of recess is provided with first spring, one side of first spring is provided with the dop that extends to the head rod outside, one side of head rod is provided with the second connecting rod. The utility model discloses a set up the inside high temperature of avoiding equipment main part that the relief valve can be timely and lead to the explosion of equipment main part, when the inside high temperature of equipment main part, the inside pressure increase of equipment main part for the second spring drives piston and second connecting rod and shifts up, and the second connecting rod drives the valve and shifts up, makes equipment main part and outside be linked together, and then has kept the inside and outside pressure of equipment main part, has avoided unnecessary injures and deaths and loss.

Description

Indoor metal box type fixed switch equipment

Technical Field

The utility model relates to a fixed switchgear technical field specifically is an indoor metal box fixed switchgear.

Background

The metal box type fixed switch equipment is used for receiving and distributing electric energy in a three-phase alternating current 50Hz, 3.6, 7.2 and 12kV single bus and single bus segmented system, and is particularly suitable for indoor occasions with frequent operation.

But fixed switchgear safety protection performance of current metal box is not good, and when indoor temperature was higher, the inside and outside temperature difference of equipment main part was great, leads to the inside easy explosion that takes place of who's main part, causes unnecessary casualties, and the lock door of the fixed switchgear of current metal box uses comparatively complicatedly simultaneously, leads to the maintenance workman to need carry the key when the maintenance of equipment, and it is comparatively inconvenient to use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the fixed switchgear safety protection performance of current metal box not good, when indoor temperature is higher, the inside and outside temperature difference of equipment main part is great, lead to the inside easy explosion that takes place of who's main part, cause unnecessary injures and deaths, the fixed switchgear's of current metal box lock door of while uses comparatively complicatedly, leads to the maintenance workman to need carry the key when maintenance of equipment, uses comparatively inconvenient problem, provides an indoor metal box fixed switchgear.

In order to achieve the above object, the utility model provides a following technical scheme: an indoor metal box type fixed switch device comprises a device main body, a safety valve is arranged at the top of the device main body, and the top of the safety valve is provided with a first connecting rod which penetrates into the safety valve, the interior of the first connecting rod is provided with a groove, and the inner wall of the groove is provided with a first spring, one side of the first spring is provided with a chuck extending to the outside of the first connecting rod, one side of the first connecting rod is provided with a second connecting rod, and one side of the second connecting rod is provided with a valve, one side of the safety valve is provided with an air outlet, and the air outlet is matched with the valve, the front surface of the equipment main body is rotatably connected with a first safety door and a second safety door through hinges, and the front surface of the second safety door is provided with a mounting box, the top of the mounting box is provided with a clamping groove, a clamping plate is arranged in the clamping groove, and a dehumidifier is arranged in the equipment main body.

Preferably, the top of the device main body is provided with a through hole, and the through hole is matched with the safety valve.

Preferably, the inner wall of the safety valve is provided with a placing groove, and the placing groove is matched with the clamping head.

Preferably, the bottom of the first connecting rod is provided with a second spring, and the bottom of the second spring is connected with a piston.

Preferably, one side of the second safety door is provided with a lock catch, one side of the first safety door is provided with a lock hole, and the lock hole is matched with the lock catch.

Preferably, the inside of mounting box is provided with the safety lock, and the safety lock passes through wire electrical connection with the hasp.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a set up the inside high temperature of avoiding equipment main part that the relief valve can be timely and lead to the explosion of equipment main part, when the inside high temperature of equipment main part, the inside pressure increase of equipment main part, make the second spring drive piston and second connecting rod shift up, the second connecting rod drives the valve and shifts up, make equipment main part and outside be linked together, and then kept the inside and outside pressure of equipment main part, unnecessary injures and deaths and loss have been avoided, can make hasp and lockhole cooperate through the safety lock that sets up simultaneously, and then make first emergency exit coincide with the second emergency exit mutually, the problem that the workman carried the key has been solved effectively, and the cardboard can cooperate with the draw-in groove, avoid people to miss and touch the safety lock.

Drawings

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

FIG. 2 is a schematic view of the connection structure of the clamping plate and the mounting box of the present invention;

fig. 3 is a schematic structural view of the safety valve of the present invention;

figure 4 is a side view of the secondary safety door of the present invention;

fig. 5 is a front view of the present invention;

fig. 6 is an enlarged view of the present invention a.

In the figure: 1. an apparatus main body; 2. a first safety door; 3. a secondary security gate; 4. mounting a box; 5. a safety lock; 6. locking; 7. a lock hole; 8. a card slot; 9. clamping a plate; 10. a through hole; 11. a safety valve; 12. a first connecting rod; 13. a groove; 14. a first spring; 15. clamping a head; 16. a placement groove; 17. a second spring; 18. a piston; 19. a second connecting rod; 20. a valve; 21. an air outlet; 22. a dehumidifier.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The dehumidifier (model is GBS-E60) and the safety lock (model is YH9601) mentioned in the utility model can be obtained by market or private ordering.

Referring to fig. 1 to 6, an indoor metal box type fixed switchgear includes a main body 1, a safety valve 11 is disposed on a top of the main body 1, a first connection rod 12 penetrating into the safety valve 11 is disposed on the top of the safety valve 11, a groove 13 is disposed inside the first connection rod 12, a first spring 14 is disposed on an inner wall of the groove 13, a chuck 15 extending to an outside of the first connection rod 12 is disposed on one side of the first spring 14, a second connection rod 19 is disposed on one side of the first connection rod 12, a valve 20 is disposed on one side of the second connection rod 19, an air outlet 21 is disposed on one side of the safety valve 11, the air outlet 21 is matched with the valve 20, a first safety door 2 and a second safety door 3 are rotatably connected to a front surface of the main body 1 through a hinge, a mounting box 4 is disposed on a front surface of the second safety door 3, a locking groove 8 is disposed on, and the inside of draw-in groove 8 is provided with cardboard 9, and the internally mounted of equipment main part 1 has dehumidifier 22.

The utility model discloses a set up the inside high temperature of avoiding equipment main part 1 that relief valve 11 can be timely and lead to the explosion of equipment main part 1, when the inside high temperature of equipment main part 1, the pressure increase of equipment main part 1 inside for second spring 17 drives piston 18 and second connecting rod 19 and moves upward, second connecting rod 19 drives valve 20 and shifts up, make equipment main part 1 and outside be linked together, and then kept the inside and outside pressure of equipment main part 1, unnecessary casualties and loss have been avoided.

Please refer to fig. 1, 3, 5 and 6, the top of the main body 1 is provided with a through hole 10, the through hole 10 is matched with the safety valve 11, the inner wall of the safety valve 11 is provided with a placing groove 16, the placing groove 16 is matched with the chuck 15, the bottom of the first connecting rod 12 is provided with a second spring 17, and the bottom of the second spring 17 is connected with a piston 18.

The indoor metal box type fixed switch equipment can be matched with the clamping head 15 through the two groups of placing grooves 16, so that the safety valve 11 can be repeatedly used, and the service life is prolonged.

Please refer to fig. 1, 2, 4 and 5, a lock catch 6 is disposed on one side of the secondary safety door 3, a lock hole 7 is disposed on one side of the primary safety door 2, the lock hole 7 is matched with the lock catch 6, a safety lock 5 is disposed inside the mounting box 4, and the safety lock 5 is electrically connected to the lock catch 6 through a wire.

The indoor metal box type fixed switch equipment can enable the lock catch 6 to be matched with the lock hole 7 through the arranged safety lock, so that the first safety door 2 is overlapped with the second safety door 3, and the problem that workers carry keys is effectively solved.

The working principle is as follows: when the device is used, the clamping plate 9 is drawn out from the clamping groove 8, then the switch on the safety lock 5 is pressed, the safety lock 5 drives the lock catch 6 to move inwards, the lock catch is separated from the lock hole 7, the first safety door 2 and the second safety door 3 are opened, required devices are installed in the device main body 1 at the moment, the first safety door 2 and the second safety door 3 are closed after installation is completed, the safety valve 11 is installed at the top of the device main body 1 at the moment, the safety valve 11 is matched with the through hole 10, then the device starts to be normally used, when the temperature in the device main body 1 is too high, the pressure in the device main body 1 is increased, the piston 18 drives the second spring 17 to move upwards, the chuck 15 drives the first spring 14 to compress towards the inside of the first connecting rod 12, and when the first connecting rod 12 moves upwards for a certain distance, the chuck 15 is matched with the other group of placing, at this time, the first connecting rod 12 drives the second connecting rod 19 to move upwards, the second connecting rod 19 drives the valve 20 to move upwards, the air outlet 21 is opened, the safety valve 11 starts to ventilate from the air outlet 21, so that the internal pressure of the equipment main body 1 is equal to the external pressure, explosion of the equipment main body 1 is avoided, and when the safety valve 11 needs to be used again, the first connecting rod 12 can be pressed downwards, so that the clamping head 15 slides downwards to the inside of the group of placing grooves 16, and the valve 20 is closed.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. 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. An indoor metal box type fixed switchgear comprising an equipment body (1), characterized in that: the safety valve is characterized in that a safety valve (11) is arranged at the top of the equipment main body (1), a first connecting rod (12) penetrating into the safety valve (11) is arranged at the top of the safety valve (11), a groove (13) is arranged inside the first connecting rod (12), a first spring (14) is arranged on the inner wall of the groove (13), a clamping head (15) extending to the outside of the first connecting rod (12) is arranged on one side of the first spring (14), a second connecting rod (19) is arranged on one side of the first connecting rod (12), a valve (20) is arranged on one side of the second connecting rod (19), an air outlet (21) is arranged on one side of the safety valve (11), the air outlet (21) is matched with the valve (20), a first safety door (2) and a second safety door (3) are rotatably connected to the front surface of the equipment main body (1) through hinges, and the front surface of second emergency exit (3) is provided with mounting box (4), the top of mounting box (4) is provided with draw-in groove (8), and the inside of draw-in groove (8) is provided with cardboard (9), the internally mounted of equipment main part (1) has dehumidifier (22).

2. An indoor metal box type stationary switchgear according to claim 1, characterized in that: the top of the equipment main body (1) is provided with a through hole (10), and the through hole (10) is matched with the safety valve (11).

3. An indoor metal box type stationary switchgear according to claim 1, characterized in that: the inner wall of the safety valve (11) is provided with a placing groove (16), and the placing groove (16) is matched with the clamping head (15).

4. An indoor metal box type stationary switchgear according to claim 1, characterized in that: the bottom of the first connecting rod (12) is provided with a second spring (17), and the bottom of the second spring (17) is connected with a piston (18).

5. An indoor metal box type stationary switchgear according to claim 1, characterized in that: one side of the second safety door (3) is provided with a lock catch (6), one side of the first safety door (2) is provided with a lock hole (7), and the lock hole (7) is matched with the lock catch (6).

6. An indoor metal box type stationary switchgear according to claim 5, wherein: the mounting box is characterized in that a safety lock (5) is arranged inside the mounting box (4), and the safety lock (5) is electrically connected with the lock catch (6) through a lead.