CN218038926U

CN218038926U - Mechanical locking device for main power supply and standby power supply plastic shell type circuit breaker

Info

Publication number: CN218038926U
Application number: CN202221429973.3U
Authority: CN
Inventors: 韩加旺; 段浩奇; 姚厚杰; 艾露; 韩伟伟; 王宾
Original assignee: Shandong Laigang Yongfeng Steel and Iron Co Ltd
Current assignee: Shandong Laigang Yongfeng Steel and Iron Co Ltd
Priority date: 2022-06-09
Filing date: 2022-06-09
Publication date: 2022-12-13
Anticipated expiration: 2032-06-09

Abstract

The utility model discloses a main power supply stand-by power supply mould shell type circuit breaker mechanical locking device, which comprises a fixing frame, the top of mount slides and is equipped with removes the seat, the both sides of removing the seat are equipped with and carry out the locating component who fixes with the mount, the inside movable sleeve that removes the seat is equipped with adjusts the ruler, the both sides of adjusting the ruler are equipped with splint, two be equipped with the direction subassembly between the splint, the top of splint is rotated and is equipped with the push-and-pull board, one side that splint were kept away from to the push-and-pull board is equipped with the subassembly that pulls. The utility model discloses it is fixed that convenient quick adjustment size's position and state are adjusted to the convenience blocks reserve circuit breaker closing switch, makes it can not close a floodgate, prevents that the activestandby power circuit breaker from closing a floodgate simultaneously, avoids the short circuit occurence of failure, improves power supply safety.

Description

Mechanical locking device for main power supply and standby power supply plastic shell type circuit breaker

Technical Field

The utility model relates to a circuit protection technical field, more specifically say, in particular to main power supply stand-by power supply moulds shell type circuit breaker mechanical locking device.

Background

The blast furnace ironmaking multiple important equipment can not have a power failure, all adopt main power supply and stand-by power supply, the activestandby power supply circuit breaker all is located same switch board, the position is close, the easy maloperation that takes place of electrical personnel power switching operation, the activestandby power supply is supplied power simultaneously, when the power phase sequence is different, can cause alternate short circuit, important equipment has a power failure and influences production, the short circuit produces violent electric arc simultaneously, burn electrical personnel, there is very big potential safety hazard, we have proposed a main power supply stand-by power supply mould shell type circuit breaker mechanical locking device for this reason.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a main power supply stand-by power supply moulds shell type circuit breaker mechanical locking device.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a main power supply stand-by power supply moulded case circuit breaker mechanical locking device, includes the mount, the top of mount slides and is equipped with removes the seat, the both sides of removing the seat are equipped with and carry out the locating component who fixes with the mount, the inside movable sleeve that removes the seat is equipped with adjusts the ruler, the both sides of adjusting the ruler are equipped with splint, two be equipped with the direction subassembly between the splint, the top of splint is rotated and is equipped with the push-and-pull board, one side that splint were kept away from to the push-and-pull board is equipped with the subassembly that pulls.

Preferably, the locating component comprises a side plate fixedly connected to one side of the movable seat, a fastening bolt is sleeved on the inner thread of the side plate, and a pressing plate is arranged at the bottom end of the fastening bolt in a rotating mode.

Preferably, the traction assembly comprises a fixed shaft fixedly arranged at the top of the push-pull plate, a movable plate is movably sleeved outside the fixed shaft, an adjusting bolt is rotatably connected to one side of the movable plate, a positioning plate is sleeved on an external thread of the adjusting bolt, and the positioning plate is fixedly connected with the movable seat.

Preferably, the guide assembly comprises a guide rod fixedly connected to the clamping plate, a sleeve is movably sleeved outside the guide rod, and a fixing plate is connected between the sleeve and the movable seat.

Preferably, two bolt holes are formed in the fixing frame, and the vertical section of the clamping plate is of a U-shaped structure.

Preferably, two sliding grooves are formed in the top of the fixing frame, sliding blocks are arranged inside the sliding grooves in a sliding mode, and the tops of the sliding blocks are fixedly connected with the moving seat.

Compared with the prior art, the utility model has the advantages of:

through setting up the mount, the bolt hole, remove the seat, positioning assembly, adjust the ruler, the locating plate, draw the subassembly, splint and guide assembly isotructure, wherein positioning assembly can fix removing the seat on the mount, and draw the subassembly and can drive the push-and-pull plate and remove, the push-and-pull plate drives splint removal again and carries out the centre gripping fixed to adjusting the ruler, conveniently adjust the size like this and block reserve circuit breaker closing switch, make it can not close a floodgate, this scheme simple structure, and the modern design, it is fixed to convenient quick position and the state of adjusting the size to adjust, thereby conveniently block reserve circuit breaker closing switch, make it can not close a floodgate, prevent that the activestandby power circuit breaker from closing a floodgate simultaneously, avoid the short circuit occurence of failure, improve power supply safety.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

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

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

FIG. 3 is a top view of the present invention;

fig. 4 is a perspective view of the present invention.

In the figure: the device comprises a fixing frame 1, bolt holes 2, a sliding groove 3, a sliding block 4, a moving seat 5, a side plate 6, a fastening bolt 7, a pressing plate 8, an adjusting ruler 9, a positioning plate 10, an adjusting bolt 11, a moving plate 12, a push-pull plate 13, a clamping plate 14, a guide rod 15, a sleeve 16 and a fixing plate 17.

Detailed Description

The following detailed description of the preferred embodiments of the present invention will be provided to enable those skilled in the art to more easily understand the advantages and features of the present invention, and to clearly and clearly define the scope of the present invention.

Referring to fig. 1-4, the utility model provides a main power supply stand-by power supply mould shell type circuit breaker mechanical locking device, including mount 1, the top of mount 1 slides and is equipped with removes seat 5, the both sides of removing seat 5 are equipped with and carry out the locating component who fixes with mount 1, the inside movable sleeve that removes seat 5 is equipped with adjusts ruler 9, the both sides of adjusting ruler 9 are equipped with splint 14, be equipped with guide assembly between two splint 14, splint 14's top is rotated and is equipped with push-and-pull plate 13, one side that splint 14 were kept away from to push-and-pull plate 13 is equipped with the traction assembly, will remove seat 5 adjusting position on mount 1, reuse locating component fixes it on mount 1, and readjust adjusts the position of ruler 9 in removing seat 5, rethread traction assembly adjustment push-and-pull plate 13 removes, push-and push-pull plate 13 then drives splint 14 and carries out the centre gripping fixedly to adjusting ruler 9.

As shown in fig. 4, the positioning assembly comprises a side plate 6 fixedly connected to one side of the movable base 5, a fastening bolt 7 is sleeved on the inner thread of the side plate 6, a pressing plate 8 is arranged at the bottom end of the fastening bolt 7 in a rotating mode, and the fastening bolt 7 rotates to drive the pressing plate 8 to be pressed on the top of the fixed frame 1, so that the movable base 5 can be positioned.

As shown in fig. 3, the traction assembly includes a fixed shaft fixedly arranged at the top of the push-pull plate 13, a movable plate 12 is movably sleeved outside the fixed shaft, an adjusting bolt 11 is rotatably connected to one side of the movable plate 12, a positioning plate 10 is sleeved outside the adjusting bolt 11, the positioning plate 10 is fixedly connected to the movable base 5, the adjusting bolt 11 rotates to drive the movable plate 12 to move, the movable plate 12 drives the push-pull plate 13 to move, and the push-pull plate 13 drives the clamping plate 14 to open and close to clamp the adjusting ruler 5.

As shown in fig. 3, the guiding assembly includes a guiding rod 15 fixedly connected to the clamping plate 14, a sleeve 16 is movably sleeved outside the guiding rod 15, a fixing plate 17 is connected between the sleeve 16 and the movable base 5, and the guiding rod 15 can guide the movement of the clamping plate 14.

As shown in fig. 4, two bolt holes 2 are formed in the fixing frame 1, the vertical section of the clamping plate 14 is of a U-shaped structure, and the bolt holes 2 facilitate adjustment of the mounting position of the fixing frame 1 in the power distribution cabinet.

As shown in fig. 4, two sliding grooves 3 are formed in the top of the fixing frame 1, a sliding block 4 is slidably disposed inside the sliding grooves 3, the top of the sliding block 4 is fixedly connected with a moving seat 5, and the moving seat 5 slides in the sliding grooves 3 by means of the sliding block 4.

The detailed working principle is as follows: the fixing frame 1 is arranged in a power distribution cabinet and located between a main power supply circuit breaker and a standby power supply circuit breaker, the fixing frame 1 is fixed in a bolt hole 2 by using bolts, the position of a movable seat 5 is adjusted, a fastening bolt 7 is rotated, the fastening bolt 7 drives a pressing plate 8 to be tightly pressed on the fixing frame 1, the movable seat 5 is fixed, the position of an adjusting ruler 9 is adjusted, a standby circuit breaker closing switch is clamped by using the adjusting ruler 9 and cannot be closed, the adjusting bolt 11 is rotated, the adjusting bolt 11 rotates in a positioning plate 10 to drive a movable plate 12 to move, the movable plate 12 drives a push-pull plate 13 to move, the push-pull plate 13 drives a clamping plate 14 to close to clamp and fix the adjusting ruler 9, the clamping plate 14 can drive a guide rod 15 to move in a sleeve 16, the clamping plate 14 can be conveniently opened and closed, the main power supply circuit breaker and the standby power supply circuit breaker can be closed simultaneously due to misoperation, the occurrence of short-circuit accidents is avoided, and the power supply safety is improved.

Although the embodiments of the present invention have been described with reference to the accompanying drawings, various changes and modifications can be made by the owner within the scope of the appended claims, and the protection scope of the present invention should not be exceeded by the claims.

Claims

1. The utility model provides a main power supply stand-by power supply moulded case circuit breaker mechanical locking device, includes the mount, its characterized in that, the top of mount slides and is equipped with removes the seat, the both sides of removing the seat are equipped with and carry out fixed locating component with the mount, the inside movable sleeve that removes the seat is equipped with adjusts the ruler, the both sides of adjusting the ruler are equipped with splint, two be equipped with guide assembly between the splint, the top of splint is rotated and is equipped with the push-and-pull plate, one side that splint were kept away from to the push-and-pull plate is equipped with the subassembly that pulls.

2. The mechanical locking device of the main power supply and backup power supply plastic shell type circuit breaker according to claim 1, characterized in that: the positioning assembly comprises a side plate fixedly connected to one side of the movable seat, a fastening bolt is sleeved on the inner thread of the side plate, and a pressing plate is arranged at the bottom end of the fastening bolt in a rotating mode.

3. The mechanical locking device of the main power supply and backup power supply plastic shell type circuit breaker according to claim 1, characterized in that: the traction assembly comprises a fixed shaft fixedly arranged at the top of the push-pull plate, a movable plate is movably sleeved outside the fixed shaft, one side of the movable plate is rotatably connected with an adjusting bolt, a positioning plate is sleeved on the outer thread of the adjusting bolt, and the positioning plate is fixedly connected with the movable seat.

4. The mechanical locking device of the main power supply and backup power supply plastic shell type circuit breaker as claimed in claim 1, characterized in that: the guide assembly comprises a guide rod fixedly connected to the clamping plate, a sleeve is sleeved outside the guide rod, and a fixing plate is connected between the sleeve and the moving seat.

5. The mechanical locking device of the main power supply and backup power supply plastic shell type circuit breaker according to claim 1, characterized in that: two bolt holes are formed in the fixing frame, and the vertical section of the clamping plate is of a U-shaped structure.

6. The mechanical locking device of the main power supply and backup power supply plastic shell type circuit breaker as claimed in claim 1, characterized in that: two chutes are formed in the top of the fixing frame, sliding blocks are arranged inside the chutes in a sliding mode, and the tops of the sliding blocks are fixedly connected with the moving seat.