CN213692751U

CN213692751U - Solid insulation looped netowrk cabinet device of opening door

Info

Publication number: CN213692751U
Application number: CN202022546276.3U
Authority: CN
Inventors: 梵净; 程峰
Original assignee: Hangzhou Meimei Technology Co ltd
Current assignee: Hangzhou Meimei Technology Co ltd
Priority date: 2020-11-06
Filing date: 2020-11-06
Publication date: 2021-07-13
Anticipated expiration: 2030-11-06

Abstract

The utility model relates to a solid insulation ring main unit door opening device, which comprises a driving lock for driving a breaker and a door lock for locking a ring main unit door, wherein the driving lock and the door lock respectively comprise a lock core, a lock shaft, a lock shell and a linkage wheel, the driving lock and the lock shell of the door lock are both fixed on the inner surface of the ring network cabinet door, the driving lock and the lock core of the door lock are both arranged in the corresponding lock shells, the lock shaft penetrates through the lock shell and extends towards the inner side of the ring main unit, the lock shaft of the driving lock is mechanically linked with the driving end of the electric switch in the ring main unit, the lock shaft of the door lock is mechanically linked with the bolt of the ring net cabinet door, a driving lock and the lock shaft of the door lock are respectively fixed with a corresponding linkage wheel, the linkage wheel of the door lock is meshed with the linkage wheel of the driving lock, and the linkage wheel of the door lock is a linkage wheel which only carries out mechanical linkage on the driving lock when the door is opened and rotates.

Description

Solid insulation looped netowrk cabinet device of opening door

Technical Field

The utility model belongs to regulator cubicle door opener relates to a solid insulation looped netowrk cabinet door opener.

Background

The Ring Main Unit (Ring Main Unit) is a group of electric equipment (high-voltage switch equipment) which is arranged in a metal or nonmetal insulating cabinet body or is made into an assembled interval Ring Main power supply Unit, and the core part of the Ring Main Unit adopts a load switch and a fuse, so that the Ring Main Unit has the advantages of simple structure, small volume, low price, capability of improving power supply parameters and performance, power supply safety and the like. The transformer substation is widely applied to distribution stations and box-type substations of load centers of urban residential districts, high-rise buildings, large public buildings, factory enterprises and the like.

For example, chinese patent No. CN201721814449.7 discloses a dust-proof ring main unit, which includes a ring main unit main body, wherein a ring main unit main cover is fixedly disposed at the top end of the ring main unit main body by welding, a ring main unit side door is disposed on the surface of the ring main unit main body, filter protection net placement grooves are disposed at two ends of the filter protection net, and the filter protection net placement grooves are fixedly connected by a groove clamp; the utility model discloses the filtration protection network of well design can be at looped netowrk cabinet during operation, carries out effectual blockking with the dust in the air, prevents that it from getting into the inside in scattered wind gap, and here utility model the fixed mounting panel of well design can pull out the connection when the required mounting area is great when the installation, and the great reduction of limitation, and here utility model the rotation axis connection of well design is placed the recess when connecting for the rotation axis can not be outstanding on the surface of looped netowrk cabinet, and more pleasing to the eye is got up in the installation, and can not take place to become flexible when long-term the use. However, the technology has the defects that an interlocking safety device is lacked when the door is opened, and the safety accident caused by misoperation is easy to happen.

Disclosure of Invention

The utility model provides a prior art have the safety device that lacks the interlocking when opening the door, the problem that the maloperation leads to the emergence of incident appears easily, provide a solid insulation looped netowrk cabinet device of opening a door.

This practical technical scheme who adopts of solving its technical problem is: a solid insulation looped netowrk cabinet device of opening door, is including the drive lock that is used for driving the circuit breaker, the lock that is used for locking looped netowrk cabinet door, drive lock and lock all include lock core, lock axle, lock shell and gang wheel, drive lock with the lock shell of lock all is fixed at the internal surface of looped netowrk cabinet door, drive lock with the lock core equipartition of lock is put in corresponding lock shell, the lock axle runs through the lock shell and extends to looped netowrk cabinet inboard, the lock axle of drive lock and the drive end mechanical linkage of the electrical switch in the looped netowrk cabinet, the lock axle of lock and the bolt mechanical linkage of looped netowrk cabinet door, be fixed with a corresponding gang wheel on the lock axle of drive lock respectively, the gang wheel of lock with the gang wheel meshing of drive lock, the gang wheel of lock is the gang wheel that only carries out mechanical linkage to the drive lock when opening the door rotation, the bolt bottom of looped netowrk cabinet door and the lock axle of lock are in horizontal direction mechanical linkage, the top end of the bolt of the ring main unit door is aligned with a microswitch, one end of the microswitch is connected with a battery, the other end of the microswitch is connected with a cabinet door indicator lamp, and the cabinet door indicator lamp is located on the surface of the ring main unit. The utility model discloses a looped netowrk cabinet mainly is fit for the looped netowrk cabinet unit door that must carry out the outage operation when opening the door, the linkage wheel of lock is only when opening the door rotatory linkage wheel that carries out mechanical linkage to the drive lock, the most common form is ratchet linkage or the tooth that sets up on the linkage wheel is the form of wedge tooth meshing, take ratchet linkage as an example, when using, when opening the lock, because the existence of linkage wheel, both lock and drive lock form linkage state, inevitably carry out one-way action through pawl drive ratchet when opening the lock, thereby make the electrical switch outage; and when the user need close the door operation, because the ratchet is reverse can't link, consequently, only after the locking is died to looped netowrk cabinet door closedown, just can extract the key and carry out the secondary operation to driving the lock, and when the locking of looped netowrk cabinet door closedown was dead, micro-gap switch can be touched to the bolt, and after micro-gap switch was closed, the pilot lamp got the electricity, and the user can ensure that the cabinet door carries out the secondary operation under the locking condition again, and the maloperation probability is little during the operation, and the security is higher.

Preferably, the electrical switch is a circuit breaker, an isolating switch or a load switch, and the driving end of the electrical switch is a driving end connected with a lock shaft of the driving lock when the ring main unit door is closed. The utility model provides a circuit breaker or isolator, load switch are common prior art, only can link when the lock is closed when doing the linkage with the lock, and circuit breaker or isolator, load switch kind are more, and general linkage mode is for pressing the button off through the connecting rod butt.

Preferably, the linkage wheel of the door lock is a linkage wheel provided with a pawl, and the linkage wheel of the driving lock is a linkage wheel provided with a ratchet.

Preferably, the lock cylinders are cylinder type pin tumbler lock cylinders, and the driving lock and the door lock in the same ring main unit correspond to the same key. The cylinder type spring lock core is the most common lock core, has better applicability and is widely used.

Preferably, the lock holes of the driving lock and the door lock are arranged on the surface of the ring network cabinet door, and the surface of the ring network cabinet door is provided with an identification area corresponding to the side edges of the driving lock and the door lock. The setting of identification area can play the effect of safe warning.

The practical substantive effect is: when the utility model is used, when the door lock is opened, the door lock and the driving lock form a linkage state due to the existence of the linkage wheel, and the ratchet wheel is inevitably driven by the pawl to perform one-way action when the door lock is opened, so that the electrical switch is powered off; and when the user need close the door operation, because the ratchet is reverse can't link, consequently, only after the locking is died to looped netowrk cabinet door closedown, just can extract the key and carry out the secondary operation to driving the lock, and when the locking of looped netowrk cabinet door closedown was dead, micro-gap switch can be touched to the bolt, and after micro-gap switch was closed, the pilot lamp got the electricity, and the user can ensure that the cabinet door carries out the secondary operation under the locking condition again, and the maloperation probability is little during the operation, and the security is higher.

Drawings

FIG. 1 is a schematic structural view of a driving lock and a door lock of the present invention;

FIG. 2 is a schematic view of the structure of the plug of the present invention;

fig. 3 is a circuit diagram of a ring main unit using the present invention;

in the figure: 1. the lock comprises a lock hole, 2, a lock shell, 3, a lock shaft, 4, a linkage wheel, 5, a bolt disc, 6, a limiting groove, 7, a bolt sheet, 8 and a bolt rod.

Detailed Description

The technical solution of the present invention will be further specifically described below by way of specific examples.

Example 1:

a solid insulation ring main unit door opening device (refer to attached figures 1 and 2) comprises a driving lock for driving a circuit breaker and a door lock for locking a ring main unit door, wherein the driving lock and the door lock respectively comprise a lock core, a lock shaft 3, a lock shell 2 and a linkage wheel 4, the driving lock and the lock shell of the door lock are fixed on the inner surface of the ring main unit door, the driving lock and the lock core of the door lock are both arranged in the corresponding lock shells, the lock shaft penetrates through the lock shells and extends towards the inner side of the ring main unit, the lock shaft of the driving lock is mechanically linked with a driving end of an electric switch in the ring main unit, the lock shaft of the door lock is mechanically linked with a bolt of the ring main unit door, the driving lock and the lock shaft of the door lock are respectively fixed with a corresponding linkage wheel, the linkage wheel of the door lock is meshed with the linkage wheel of the driving lock, and the linkage wheel of the door lock is a linkage wheel for mechanically linking the driving lock, the looped netowrk cabinet door lock is characterized in that the bottom end of a bolt of the looped netowrk cabinet door is mechanically linked with a lock shaft of the door lock in the horizontal direction, a microswitch is aligned to the top end of the bolt of the looped netowrk cabinet door, one end of the microswitch is connected with a battery, the other end of the microswitch is connected with a cabinet door indicator lamp, and the cabinet door indicator lamp is located on the surface of the looped netowrk cabinet. The bolt of looped netowrk cabinet door specifically includes bolt piece 7 and bolt pole 8, the bolt piece divide into two parts, disposes respectively on door inboard and door frame, the bolt pole is pegged graft in the bolt piece, and the afterbody of bolt pole is provided with two nose bars, disposes reset spring between nose bar and the bolt piece, the afterbody and the linkage of bolt dish 5 of bolt pole, the middle part of bolt dish with the end connection of lock axle, set up spacing groove 6 on the bolt dish and be used for injecing the direction of rotation of lock axle. The top of the bolt rod is a trigger part for triggering the micro switch. The lock cylinders are cylinder type pin tumbler lock cylinders, and the driving lock and the door lock in the same ring main unit correspond to the same key. The lock holes 1 of the driving lock and the door lock are arranged on the surface of the ring network cabinet door, and identification areas are arranged on the surface of the ring network cabinet door corresponding to the side edges of the driving lock and the door lock. The setting of identification area can play the effect of safe warning. The electric switch is a circuit breaker or an isolating switch or a load switch, and the driving end of the electric switch is the driving end connected with the lock shaft of the driving lock when the ring main unit door is closed. Circuit breaker or isolator, load switch in this embodiment are common prior art, only can link when the lock is closed when doing the linkage with the lock, and circuit breaker or isolator, load switch are of many kinds, and the linkage mode in this embodiment is on the disconnection button through the connecting rod butt.

The utility model provides a linkage part uses circuit breaker, isolator or the load switch that the generating line was drawn forth originally to be main, for example: the utility model provides a ring main unit (see attached 3) all disposes vacuum circuit breaker module cabinet isolator, vacuum circuit breaker module cabinet circuit breaker and vacuum circuit breaker module cabinet capacitive voltage indicator in one of them vacuum circuit breaker module cabinet, and the generating line loops through vacuum circuit breaker module cabinet isolator, vacuum circuit breaker module cabinet circuit breaker and vacuum circuit breaker module cabinet capacitive voltage indicator and is connected with the load, and vacuum circuit breaker module cabinet circuit breaker is for disposing actuating mechanism's circuit breaker, the power coil of vacuum circuit breaker module cabinet circuit breaker is located between vacuum circuit breaker module cabinet circuit breaker and the load. The present embodiment is interlocked with the vacuum circuit breaker.

The ring main unit is mainly suitable for ring main unit doors which are required to perform power-off operation when the door is opened, the linkage wheel of the door lock is a linkage wheel which mechanically links the driving lock only when the door is opened and rotates, the most common mode is ratchet wheel linkage or a mode that teeth arranged on the linkage wheel are engaged with wedge-shaped teeth, and by taking ratchet wheel linkage as an example, when the door lock is used, the door lock and the driving lock form a linkage state due to the existence of the linkage wheel when the door lock is opened, and the ratchet wheel is inevitably driven to perform one-way action through a pawl when the door lock is opened, so that the electrical switch is powered off; and when the user need close the door operation, because the ratchet is reverse can't link, consequently, only after the locking is died to looped netowrk cabinet door closedown, just can extract the key and carry out the secondary operation to driving the lock, and when the locking of looped netowrk cabinet door closedown was dead, micro-gap switch can be touched to the bolt, and after micro-gap switch was closed, the pilot lamp got the electricity, and the user can ensure that the cabinet door carries out the secondary operation under the locking condition again, and the maloperation probability is little during the operation, and the security is higher.

The above-described embodiments are only preferred embodiments of the present invention, and are not intended to limit the present invention in any way, and other variations and modifications may be made without departing from the spirit of the invention as set forth in the claims.

Claims

1. The utility model provides a solid insulation looped netowrk cabinet device of opening door which characterized in that: including the drive lock that is used for driving the circuit breaker, be used for locking the lock of looped netowrk cabinet door, drive lock and lock all include lock core, lock axle, lock shell and gang wheel, the drive lock with the lock shell of lock is all fixed at the internal surface of looped netowrk cabinet door, the drive lock with the lock core equipartition of lock is put in corresponding lock shell, the lock axle runs through the lock shell and extends to looped netowrk cabinet inboard, the lock axle of drive lock and the drive end mechanical linkage of the electrical switch in the looped netowrk cabinet, the lock axle of lock and the bolt mechanical linkage of looped netowrk cabinet door, be fixed with a corresponding gang wheel on the drive lock axle of drive lock and the lock axle of lock respectively, the gang wheel of lock with the gang wheel meshing of drive lock, the gang wheel of lock is the gang wheel that carries out mechanical linkage to the drive lock when only opening the door rotation, the bolt bottom of looped netowrk cabinet door and the lock axle of lock are in horizontal, the top end of the bolt of the ring main unit door is aligned with a microswitch, one end of the microswitch is connected with a battery, the other end of the microswitch is connected with a cabinet door indicator lamp, and the cabinet door indicator lamp is located on the surface of the ring main unit.

2. The solid insulation ring main unit door opening device of claim 1, wherein: the electric switch is a circuit breaker or an isolating switch or a load switch, and the driving end of the electric switch is the driving end connected with the lock shaft of the driving lock when the ring main unit door is closed.

3. The solid insulation ring main unit door opening device of claim 2, wherein: the linkage wheel of the door lock is a linkage wheel provided with a pawl, and the linkage wheel of the driving lock is a linkage wheel provided with a ratchet.

4. The solid insulation ring main unit door opening device of claim 1, wherein: the lock cylinders are cylinder type pin tumbler lock cylinders, and the driving lock and the door lock in the same ring main unit correspond to the same key.

5. The solid insulation ring main unit door opening device according to claim 4, wherein: the lockholes of the driving lock and the door lock are arranged on the surface of the ring network cabinet door, and the surface of the ring network cabinet door is provided with an identification area corresponding to the side edges of the driving lock and the door lock.