CN214753508U

CN214753508U - Novel pole-mounted circuit breaker fused with electronic sensor

Info

Publication number: CN214753508U
Application number: CN202120948484.8U
Authority: CN
Inventors: 赵海涛; 王梓任
Original assignee: Hebei Weike Energy Saving Technology Co ltd
Current assignee: Hebei Weike Energy Saving Technology Co ltd
Priority date: 2021-05-06
Filing date: 2021-05-06
Publication date: 2021-11-16
Anticipated expiration: 2031-05-06

Abstract

The utility model discloses a fuse electronic type sensor's novel pole-mounted circuit breaker, including the mechanism case, one side fixedly connected with base of mechanism case, one side top fixedly connected with connecting insulator of mechanism case is kept away from to the base, a plurality of isolation pivots, every have been cup jointed in the middle part activity of base all be equipped with slewing mechanism between the isolation pivot head and the tail, slewing mechanism includes rotatory ring, keep apart the rotatory ring of the equal fixedly connected with of one end separately between the pivot head and the tail, the hole groove has all been seted up on rotatory ring's top. The utility model discloses a be equipped with slewing mechanism, be favorable to when the isolation pivot that is close to the spacing block rotates, the rotatory ring that drives and is close to the spacing block rotates, can drive near rotatory ring when rotatory ring rotates and carry out synchronous rotation for post insulator is rised, thereby makes isolator be risen, thereby fuses electronic sensor's novel circuit breaker outage on post.

Description

Novel pole-mounted circuit breaker fused with electronic sensor

Technical Field

The utility model relates to a power equipment technical field, more specifically say, the utility model relates to a fuse electronic type sensor's novel circuit breaker on post.

Background

The vacuum circuit breaker is named because arc extinguishing media and insulating media of a contact gap after arc extinguishing are high vacuum; the arc extinguishing device has the advantages of small volume, light weight, suitability for frequent operation and no need of maintenance for arc extinguishing, and is relatively popularized in power distribution networks. The vacuum circuit breaker is an indoor power distribution device in a 3-10 kV and 50Hz three-phase alternating-current system, can be used for protecting and controlling electrical equipment in industrial and mining enterprises, power plants and transformer substations, is particularly suitable for use places requiring no oil, less maintenance and frequent operation, and can be arranged in a middle cabinet, a double-layer cabinet and a fixed cabinet to be used for controlling and protecting high-voltage electrical equipment.

When the isolating knife switch of the circuit breaker is switched on or switched off, the traditional mode adopts a pressing type disconnecting isolating knife switch, but the traditional mode adopts an up-lifting type when the isolating knife switch is switched on, so that the traditional mode is inconvenient in use, electrochemical corrosion exists at the contact part of the connecting insulator and the isolating switch in the use process, the end position of the connecting insulator becomes low under the condition of electrochemical corrosion, and the connecting insulator is replaced.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that needs to solve provides a fuse electronic type sensor's novel circuit breaker on post.

In order to solve the technical problem, the utility model adopts the following technical proposal.

The novel pole-mounted circuit breaker integrated with the electronic sensor comprises a mechanism box, wherein a base is fixedly connected to one side of the mechanism box, a connecting insulator is fixedly connected to the top of one side, away from the mechanism box, of the base, a plurality of isolating rotating shafts are movably sleeved in the middle of the base, a rotating mechanism is arranged between the head and the tail of each isolating rotating shaft and comprises rotating rings, rotating rings are fixedly connected to the ends of the isolating rotating shafts respectively, hole grooves are formed in the top ends of the rotating rings, bolts are arranged in the hole grooves between the rotating rings adjacent to the rotating rings, post insulators are arranged at the top ends of the rotating rings, fixed blocks are fixedly connected to the top ends and the bottom ends of the post insulators respectively, the fixed blocks are provided with circular through holes, and the hole grooves adjacent to the two rotating rings are movably connected with the circular through bolts with the circular through holes of the fixed blocks at the bottom ends of the post insulators, the hole groove of the fixed block on the top end of the post insulator is fixedly connected with an isolating switch through a bolt, the isolating switch is fixedly connected with a current transformer, and the isolating rotating shaft is located on one side of the base and fixedly connected with an isolating brake.

In a preferred embodiment, one side middle part that the base was kept away from to keep apart the pivot is equipped with the isolation fixture block, and the isolation floodgate includes the spacing block, and the logical groove of keeping apart the fixture block is seted up at the middle part of spacing block, keeps apart one side fixedly connected with isolation nut that the fixture block is close to slewing mechanism, and the outside of spacing block is equipped with another isolation nut, and the spacing block passes through isolation nut fixed connection and keeps apart fixture block department.

In a preferred embodiment, the two ends of the spacer block are respectively provided with a cuboid which faces upwards and downwards.

In a preferred embodiment, the ratio of the thickness of the spacer block to the thickness of the spacer block is eight to nine.

In a preferred embodiment, the ratio of the distance length between the head end and the tail end of the two isolation rotating shafts to the thickness of the fixing block is ten to seven.

Due to the adoption of the technical scheme, the utility model has the following technical progress.

The rotating mechanism is favorable for driving the rotating ring close to the isolating block to rotate when the isolating rotating shaft close to the isolating block rotates, when the rotating ring rotates, the adjacent rotating ring can be driven to synchronously rotate, so that the post insulator is lifted, thereby the isolating switch is lifted, the novel pole-mounted circuit breaker fused with the electronic sensor is powered off, and because the post insulator can reach the bottom end of the isolation rotating shaft, the up-and-down swinging distance of the isolating switch is longer, and the longer swinging distance is beneficial to the situation that when the metal is electrochemically corroded due to the gap between the isolating switch and the connecting insulator, the post insulator can provide a larger swing distance for the isolating switch, so that the isolating switch can obtain more service life through the rotation of the isolating brake.

The utility model discloses a be equipped with the isolation floodgate, be favorable to when this equipment has damaged when using, can sheathe in the one corner of its spacing block through stock and rope, thereby can rotate the spacing block for heavily dragging and reach the disconnection of isolation floodgate, convenient operation.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic structural view of the isolation gate and the rotating mechanism of the present invention.

Fig. 3 is an explosion diagram of the structure of the isolation gate and the rotating mechanism of the present invention.

The reference signs are: 1. a mechanism box; 2. a base; 3. a current transformer; 4. an isolating switch; 5. connecting an insulator; 6. an isolation gate; 601. an isolation block; 602. a spacer nut; 603. isolating the fixture block; 7. a rotating mechanism; 701. a rotating ring; 702. a post insulator; 703. a fixed block; 8. the rotating shaft is isolated.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

A novel pole-mounted circuit breaker fused with an electronic sensor is specifically structured as shown in figures 1 to 3: the mechanism comprises a mechanism box 1, a base 2 is fixedly connected to one side of the mechanism box 1, a connecting insulator 5 is fixedly connected to the top of one side of the base 2, which is far away from the mechanism box 1, a plurality of isolation rotating shafts 8 are movably sleeved in the middle of the base 2, a rotating mechanism 7 is arranged between the head and the tail of each isolation rotating shaft 8, each rotating mechanism 7 comprises a rotating ring 701, rotating rings 701 are fixedly connected to respective ends of the isolation rotating shafts 8 between the head and the tail, the top ends of the rotating rings 701 are respectively provided with a hole slot, a bolt is arranged in the hole slot between the adjacent rotating rings 701, a post insulator 702 is arranged at the top end of each rotating ring 701, fixed blocks 703 are fixedly connected to the top end and the bottom end of each post insulator 702, the fixed blocks 703 are respectively provided with circular through holes, the hole slots adjacent to the two rotating rings 701 are movably connected with the circular through the bolts, the hole slots of the fixed blocks 703 at the top ends of the post insulators 702 are fixedly connected with isolating switches 4 through the bolts, the isolating switch 4 is fixedly connected with a current transformer 3, and the isolating rotating shaft 8 is positioned on one side of the base 2 and is fixedly connected with an isolating brake 6.

Keep apart that one side middle part that base 2 was kept away from to pivot 8 is equipped with keeps apart fixture block 603, and isolation brake 6 includes spacing block 601, and the logical groove of keeping apart fixture block 603 is seted up at the middle part of spacing block 601, keeps apart one side fixedly connected with isolation nut 602 that fixture block 603 is close to slewing mechanism 7, and the outside of spacing block 601 is equipped with another isolation nut 602, and spacing block 601 passes through isolation nut 602 fixed connection and keeps apart fixture block 603 department.

Two ends of the isolation block 601 are respectively provided with a cuboid which faces upwards and downwards, and the isolation disconnecting link is controlled to be opened and closed through one direction, so that the use of operators is facilitated.

The ratio of the thickness of the isolating clamping block 603 to the thickness of the isolating block 601 is eight to nine, so that the isolating nut 602 can firmly clamp the isolating block 601. The ratio of the distance length between the head end and the tail end of the two isolation rotating shafts 8 to the thickness of the fixed block 703 is ten to seven, so that the fixed block 703 can move up and down.

The utility model is operated as follows.

Firstly, when the facility is subjected to power failure treatment, the breaker is closed, then the isolation switch is closed, when the isolation switch is closed, the isolation block 601 is rotated to drive the isolation rotating shaft 8 where the isolation block 601 is located to rotate in the rotating process, when the isolation rotating shaft 8 close to the isolation block 601 rotates, the rotating ring 701 close to the isolation block 601 is driven to rotate, and when the rotating ring 701 close to the isolation block 601 rotates, the adjacent rotating ring 701 is driven to synchronously rotate to enable the post insulator 702 to be lifted, so that the isolation switch 4 is lifted, and the novel column-mounted circuit breaker integrated with the electronic sensor is powered off;

in the second step, during power transmission, the isolator block 601 is rotated continuously to lower the post insulator 702, so that the isolator 4 abuts against the connecting insulator 5, and then the circuit breaker is opened to complete power transmission.

Claims

1. Fuse electronic type sensor's novel circuit breaker on post, including mechanism case (1), its characterized in that: the mechanism comprises a mechanism box (1), wherein a base (2) is fixedly connected to one side of the mechanism box (1), a connecting insulator (5) is fixedly connected to the top of one side, away from the mechanism box (1), of the base (2), a plurality of isolation rotating shafts (8) are movably sleeved in the middle of the base (2), a rotating mechanism (7) is arranged between the head and the tail of each isolation rotating shaft (8), each rotating mechanism (7) comprises a rotating ring (701), each rotating ring (701) is fixedly connected to one end of each isolation rotating shaft (8) between the head and the tail of each isolation rotating shaft, a hole groove is formed in the top end of each rotating ring (701), a bolt is arranged in each hole groove between the adjacent rotating rings (701) of each rotating ring (701), a post insulator (702) is arranged at the top end of each rotating ring (701), fixed blocks (703) are fixedly connected to the top end and the bottom end of each post insulator (702), and each fixed block (703) is provided with a circular through hole, two the adjacent trough of rotatory ring (701) carries out swing joint through the bolt with the circular through-hole of fixed block (703) of post insulator (702) bottom, the trough of fixed block (703) on post insulator (702) top passes through bolt fixedly connected with isolator (4), isolator (4) fixedly connected with current transformer (3), keep apart one side fixedly connected with isolation brake (6) that pivot (8) are located base (2).

2. The novel pole-mounted circuit breaker integrated with electronic sensor as claimed in claim 1, wherein: keep apart pivot (8) and keep away from one side middle part of base (2) and be equipped with isolation fixture block (603), isolation floodgate (6) are including isolation block (601), the logical groove of isolation fixture block (603) is seted up at the middle part of isolation block (601), one side fixedly connected with isolation nut (602) that isolation fixture block (603) are close to slewing mechanism (7), the outside of isolation block (601) is equipped with another isolation nut (602), isolation block (601) are through isolation nut (602) fixed connection in isolation fixture block (603) department.

3. The novel pole-mounted circuit breaker fused with an electronic sensor as claimed in claim 2, wherein: two ends of the isolation block (601) are respectively provided with a cuboid which faces upwards and downwards.

4. The novel pole-mounted circuit breaker fused with an electronic sensor as claimed in claim 2, wherein: the ratio of the thickness of the isolating fixture block (603) to the thickness of the isolating block (601) is eight to nine.

5. The novel pole-mounted circuit breaker integrated with electronic sensor as claimed in claim 1, wherein: the ratio of the distance length between the head end and the tail end of the two isolation rotating shafts (8) to the thickness of the fixed block (703) is ten to seven.