CN212209275U

CN212209275U - Metal tripping device of door interlocking mechanism

Info

Publication number: CN212209275U
Application number: CN202021223850.5U
Authority: CN
Inventors: 张静; 张洪军; 张豪; 刘松
Original assignee: Chongqing Haohonglai Electrical Co ltd
Current assignee: Chongqing Haohonglai Electrical Co ltd
Priority date: 2020-06-29
Filing date: 2020-06-29
Publication date: 2020-12-22
Anticipated expiration: 2030-06-29

Abstract

The utility model relates to a power equipment technical field just discloses a door interlocking device metal trip gear, including power connection device, power connection device's bottom is fixed to have cup jointed insulating casing, and insulating casing's bottom is fixed to have cup jointed the circuit breaker, and the bottom electric connection of circuit breaker has the actuating lever. The utility model discloses a set up the pressure spring that resets and link to each other with flexible buckle in the main part pole, make flexible buckle remain the position of popping out throughout, thereby can utilize flexible buckle to block the position of main part pole, be provided with spur rack and rotating gear meshing in the bottom of flexible buckle simultaneously, thereby when one of them flexible buckle drives the spur rack motion, utilize rotating gear's transmission, make another spur rack also towards opposite direction motion, thereby when utilizing the flexible buckle of dropout board jack-up, can make the flexible buckle of main part pole both sides all contract in step, can accomplish the dropout, and is simple and high-efficient, the practicality of device is improved.

Description

Metal tripping device of door interlocking mechanism

Technical Field

The utility model relates to a power equipment technical field specifically is a door interlocking device metal trip gear.

Background

When the high-pressure chamber doors are not closed or the door interlocking rod is not locked in place, the door interlocking valve is not opened, the gas path leading to the pantograph is blocked, the pantograph cannot rise, when the doors of the high-voltage rooms are closed and the pantograph is lifted to be in a working state, the alternating-current protection power supply enables the BHF to be powered all the time through the LYGZ rectifying device, the BHF double-circuit power supply is realized, the opening of a door interlocking gas circuit is ensured, the door interlocking is kept locked, the doors of the high-voltage rooms cannot be opened, the isolation of people from the high-voltage areas is realized, and the tripping device of the door interlocking, namely, the current of the device is cut off, so that the door interlocking valve is opened, but most of the existing devices are not firm, the device can be forcibly disconnected by using larger force, so that the door interlocking valve is opened, the safety is low, meanwhile, the existing device is troublesome to trip and not smooth enough, so that the metal tripping device of the door interlocking mechanism is provided.

SUMMERY OF THE UTILITY MODEL

The utility model provides a door interlocking device metal trip gear, it is fixed firm to possess, and the dropout is smooth, uses smooth and easy advantage, has solved the problem that above-mentioned background art provided.

The utility model provides a following technical scheme: the utility model provides a door interlocking device metal trip gear, includes power connecting device, power connecting device's fixed insulating casing that has cup jointed in bottom, insulating casing's the fixed circuit breaker that has cup jointed in bottom, the bottom electric connection of circuit breaker has the actuating lever, the bottom activity of actuating lever has cup jointed the dropout board, the middle part activity of dropout board has cup jointed the main part fixed plate, main part fixed plate one side fixed mounting has the snap ring, the snap ring in has flexible buckle, the bottom activity of flexible buckle has cup jointed the main part pole.

And in selection, a limiting plate is movably sleeved at the top of the driving rod, and a connecting device is fixedly sleeved at the top end of the limiting plate.

And the bottom of the limiting plate is fixedly arranged on the other side of the main body fixing plate, and a tripping plate is movably sleeved at the bottom end of the limiting plate.

Carefully, the inner chamber fixed mounting of main part pole has the pressure spring that resets, flexible buckle is installed to the solid fixed ring of the other end of pressure spring that resets.

Carefully, the middle part activity of main part pole inner chamber has cup jointed the swing pinion, the both sides meshing of swing pinion has the spur rack, the one end fixed mounting of spur rack is close to the one end of the pressure spring that resets at flexible buckle.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. the utility model discloses a set up the pressure spring that resets and link to each other with flexible buckle in the main part pole, make flexible buckle remain the position of popping out throughout, thereby can utilize flexible buckle to block the position of main part pole, be provided with spur rack and rotating gear meshing in the bottom of flexible buckle simultaneously, thereby when one of them flexible buckle drives the spur rack motion, utilize rotating gear's transmission, make another spur rack also towards opposite direction motion, thereby when utilizing the flexible buckle of dropout board jack-up, can make the flexible buckle of main part pole both sides all contract in step, can accomplish the dropout, and is simple and high-efficient, the practicality of device is improved.

2. The utility model discloses a set up two snap rings and block the flexible buckles in both ends of main part pole, make the position of main part pole can be fixed, and it is not fixed to the fixed mode of traditional electromagnetism, make the device even under the condition of outage, use brute force still to open this device, must use actuating lever drive to take off the board and push up, just can open the device, make the fixed more firm of device, the practicality of device has been improved, and the security of device has further been improved, make the laminating more actual of device, avoid the mistake to touch.

Drawings

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

FIG. 2 is a schematic sectional view of the main body bar of the present invention;

fig. 3 is a schematic view of the structure snap ring of the present invention.

In the figure: 1. a power supply connection device; 2. an insulating housing; 3. a circuit breaker; 4. a drive rod; 5. a limiting plate; 6. a connecting device; 7. a releasing plate; 8. a main body fixing plate; 9. a snap ring; 10. a fixing plate; 11. a telescopic buckle; 12. a main body lever; 13. resetting the pressure spring; 14. a rotating gear; 15. and (4) a straight rack.

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.

Referring to fig. 1-3, a metal tripping device for a door interlocking mechanism comprises a power connection device 1, wherein an insulating shell 2 is fixedly sleeved at the bottom of the power connection device 1, a circuit breaker 3 is fixedly sleeved at the bottom end of the insulating shell 2, a driving rod 4 is electrically connected to the bottom end of the circuit breaker 3, a limiting plate 5 is movably sleeved at the top end of the driving rod 4, a connection device 6 is fixedly sleeved at the top end of the limiting plate 5, the top end of the driving rod 4 passes through the middle part of the limiting plate 5, so that the driving rod 4 can only slide up and down in the limiting plate 5, the position of the driving rod 4 is limited, the stability of the device is improved, meanwhile, the connection device 6 is arranged at the top end of the limiting plate 5, so that the device can be connected with other structures, the connectivity of the device is ensured, the bottom of the limiting plate 5 is fixedly installed, the bottom of a limiting plate 5 is arranged on the other side of a main body fixing plate 8 through a fixing bolt, so that the position of the limiting plate 5 is fixed, the firmness of the device is ensured, meanwhile, the top end of a tripping plate 7 also penetrates through the bottom of the limiting plate 5, so that the position of the tripping plate 7 is limited, the operation of the tripping plate 7 is more stable, the tripping plate 7 is movably sleeved at the bottom end of a driving rod 4, the main body fixing plate 8 is movably sleeved at the middle part of the tripping plate 7, a clamping ring 9 is fixedly arranged on one side of the main body fixing plate 8, a telescopic buckle 11 is clamped in the clamping ring 9, a main body rod 12 is movably sleeved at the bottom end of the telescopic buckle 11, a reset pressure spring 13 is fixedly arranged in an inner cavity of the main body rod 12, the telescopic buckle 11 is fixedly arranged on a fixing ring at the other end of the reset pressure spring 13, a reset pressure, thereby make flexible buckle 11 remain the state of popping out throughout, the basis of joint between the structure has been guaranteed, rotary gear 14 has been cup jointed in the middle part activity of main part pole 12 inner chamber, rotary gear 14's both sides meshing has spur rack 15, spur rack 15's one end fixed mounting is close to the one end that resets pressure spring 13 at flexible buckle 11, bottom at flexible buckle 11 sets up spur rack 15, and with spur rack 15's inboard meshing rotary gear 14, set up rotary gear 14 into rotatable structure again, consequently, when one of them flexible buckle 11 drives spur rack 15 and moves, utilize rotary gear 14's transmission, make another spur rack 15 also can the synchronous operation, thereby the shrink synchronism of flexible buckle 11 has been guaranteed.

The working principle is as follows: during the use, at first, install the device according to the order, insert the power with the device and begin the debugging again, begin to use after the debugging is accomplished, utilize snap ring 9 to block flexible buckle 11, accomplish the fixed to main part pole 12 position, when needing to trip, only need utilize the amazing actuating lever 4 of electric current, make actuating lever 4 drive tripping plate 7 jack-up flexible buckle 11, make the spur rack 15 of the flexible buckle 11 other end pass through another spur rack 15 of rotary gear 14 transmission, two spur rack 15 begin relative motion, thereby make no longer the block between flexible buckle 11 and the snap ring 9, accomplish the dropout, at last regularly inspect the maintenance to the device, can.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Simultaneously in the utility model discloses an in the drawing, fill the pattern and just do not do any other injecions for distinguishing the picture layer.

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

Claims

1. A door interlocking mechanism metal trip device, includes power connecting device (1), its characterized in that: the fixed insulating casing (2) that has cup jointed in bottom of power connecting device (1), the fixed cover in bottom of insulating casing (2) has cup jointed circuit breaker (3), the bottom electric connection of circuit breaker (3) has actuating lever (4), the bottom activity of actuating lever (4) has cup jointed takes off buckle (7), main part fixed plate (8) have been cup jointed in the middle part activity of taking off buckle (7), main part fixed plate (8) one side fixed mounting has snap ring (9), the snap ring has flexible buckle (11) in (9), main part pole (12) have been cup jointed in the bottom activity of flexible buckle (11).

2. The metal trip unit of a door interlock mechanism according to claim 1, wherein: the top of the driving rod (4) is movably sleeved with a limiting plate (5), and the top end of the limiting plate (5) is fixedly sleeved with a connecting device (6).

3. The metal trip unit of a door interlock mechanism according to claim 2, wherein: the bottom of the limiting plate (5) is fixedly arranged on the other side of the main body fixing plate (8), and the bottom end of the limiting plate (5) is movably sleeved with a tripping plate (7).

4. The metal trip unit of a door interlock mechanism according to claim 1, wherein: the inner chamber fixed mounting of main part pole (12) has reset pressure spring (13), flexible buckle (11) are installed to the solid fixed ring of the other end of reset pressure spring (13).

5. The metal trip unit of a door interlock mechanism according to claim 1, wherein: the middle part activity of main part pole (12) inner chamber has cup jointed rotating gear (14), the both sides meshing of rotating gear (14) has spur rack (15), the one end fixed mounting of spur rack (15) is close to the one end of pressure spring (13) that resets in flexible buckle (11).