CN215578343U

CN215578343U - Vacuum circuit breaker

Info

Publication number: CN215578343U
Application number: CN202121865495.6U
Authority: CN
Inventors: 王成; 王蒙; 靳松; 瓮海杨
Original assignee: Henan Yinxing Power Equipment Co ltd
Current assignee: Henan Yinxing Power Equipment Co ltd
Priority date: 2021-08-11
Filing date: 2021-08-11
Publication date: 2022-01-18
Anticipated expiration: 2031-08-11

Abstract

The utility model discloses a vacuum circuit breaker, which comprises a vacuum circuit breaker body, wherein a bottom plate is arranged at the bottom of the vacuum circuit breaker body, clamping frames are connected to the bottom of the bottom plate, a supporting plate is inserted in a clamping groove between the two groups of clamping frames in a sliding manner, a sliding groove is formed in the middle of the supporting plate, a clamping plate is connected to the bottom of the bottom plate, the clamping plate is inserted in the sliding groove, and a fixed pressing plate is detachably arranged at the bottom of the clamping plate. According to the utility model, the vacuum circuit breaker body can be quickly clamped and mounted on the supporting plate by using the bottom plate with the clamping frame, and the clamping plate, the sliding groove and the detachably mounted fixed pressing plate are matched for use, so that the vacuum circuit breaker body can be stably fixed on the plate body of the supporting plate, and thus the vacuum circuit breaker is mounted on a telegraph pole in a clamping and quickly detachable manner on the whole structural design with a certain distance left, so that the vacuum circuit breaker body can be conveniently operated and processed during maintenance or replacement.

Description

Vacuum circuit breaker

Technical Field

The utility model relates to the technical field of circuit breakers, in particular to a vacuum circuit breaker.

Background

The vacuum circuit breaker is named because arc extinguishing media and insulating media of contact gaps after arc extinguishing are high vacuum, 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-placed cabinet, a double-layer cabinet and a fixed cabinet to be used for controlling and protecting high-voltage electrical equipment. The outdoor vacuum circuit breaker is used as key equipment for controlling and protecting the safe operation of a power grid, and the main function of the outdoor vacuum circuit breaker is mainly that a driving mechanism arranged in the circuit breaker drives a moving contact in a vacuum bubble to move up and down, so that the moving contact at the middle lower end and a fixed contact at the upper end of a vacuum arc extinguish chamber are switched on or off, and the current is switched off and on in the operation of the power grid.

General outdoor vacuum circuit breaker all pastes to paste and installs on the wire pole, and the outdoor vacuum circuit breaker of long-term use still needs regular maintenance to change under the external factor influence, pastes to paste the problem that the dismantlement degree of difficulty is big that can lead to because of the little produced of construction space of installing on the wire pole, maintenance efficiency that has influenced. To this end, it is desirable to provide a vacuum circuit breaker to solve the above-mentioned problems.

To this end, it is desirable to provide a vacuum circuit breaker to solve the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a vacuum circuit breaker, which is arranged on a telegraph pole in a clamping and quick detachable mode on the structural design with a certain distance, so that a vacuum circuit breaker body can be conveniently operated and processed during maintenance or replacement, the maintenance efficiency of workers is further improved, and the problems in the background technology are solved.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a vacuum circuit breaker, including the vacuum circuit breaker body, the bottom integration of vacuum circuit breaker body is provided with rectangular plate-like bottom plate, the equal fixedly connected with card frame in plate body bottom both ends of bottom plate, it is two sets of form the draw-in groove between the card frame, it is two sets of slide in the draw-in groove between the card frame and insert and be equipped with the backup pad, the spout has been seted up at the plate body middle part of backup pad, the fixedly connected with cardboard is located at the plate body bottom center of bottom plate, the plate body of cardboard is inserted and is located in the cell body of spout, just the plate body bottom demountable installation of cardboard has a fixed pressing plate, fixed pressing plate's plate body upper portion end is supported and is pressed and is laminated on the face of backup pad, just the plate body one end of backup pad extends to the outside and the fixedly connected with cutting ferrule of draw-in groove, the cover body fixed mounting of cutting ferrule is on the body of the pole.

Preferably, the support body of the clamping frame is of an L-shaped bending structure, the bending parts of the clamping frame are distributed oppositely, and the upper end of the support body of the clamping frame is fixedly connected to the edge of the bottom plate.

Preferably, the backup pad sets up to the rectangle steel sheet, the spout is located the backup pad and keeps away from the one end department of cutting ferrule, the cell body length of spout is half the plate body length of backup pad at least.

Preferably, the clamping plate is a rectangular plate in a long strip shape, and the bottom of the plate body of the clamping plate is at least provided with a group of threaded mounting holes.

Preferably, the holding plate sets up to the circular slab, holding plate's plate body upper portion fixedly connected with threaded rod, the body of rod screw thread of threaded rod is installed in the screw thread mounting hole of cardboard, just holding plate's plate body bottom is turned round solid head for cooperation threaded rod installation fixedly connected with, turn round solid head and set up to hexagonal piece, holding plate's plate body upper portion still splices the rubber piece duplex winding that has the annular array distribution and establishes the threaded rod, the rubber piece sets up to the protruding structure of arc.

Preferably, one end, close to the clamping plate, of the plate body of the bottom plate is fixedly connected with two groups of symmetrically arranged limiting baffles, and one end of the plate body of the supporting plate is attached to one side of the plate bodies of the two groups of limiting baffles.

Preferably, the gusset plate that still fixedly connected with slope set up between backup pad and the cutting ferrule, the gusset plate is located the plate body bottom of backup pad, the cutting ferrule is including curved fixed cover, the cover body one end of fixed cover welds in the backup pad, the cover body both ends of fixed cover all articulate has curved rotation cover, every group the equal fixedly connected with otic placode of cover body one end of rotation cover, just constitute between fixed cover and the rotation cover and have the card chamber, the cutting ferrule sets up through the card chamber cover that the rotation opened and shut and installs on the wire pole.

Compared with the prior art, the utility model has the beneficial effects that: the utility model discloses a vacuum circuit breaker, including vacuum circuit breaker body, backup pad, gusset plate and cutting ferrule cooperation come stable the installing on the wire pole, the vacuum circuit breaker body uses the bottom plate that has the card frame can come on quick joint erection bracing board, the cardboard, spout and demountable installation's fixed pressing plate cooperation is used can stabilize the vacuum circuit breaker body on the plate body of backup pad, thereby take the mode that joint and can dismantle fast to install on the wire pole and leave one section interval with vacuum circuit breaker on overall structure design, make the vacuum circuit breaker body can make things convenient for the operation and treatment when maintenance or change, and then the efficiency when improving the staff maintenance.

Drawings

FIG. 1 is a schematic partial cross-sectional view of a front view structure of the present invention;

FIG. 2 is a schematic perspective view of the connection relationship between the fixed platen according to the present invention;

FIG. 3 is a side view of a portion of the present invention;

fig. 4 is a schematic top view of the connection between the supporting plate and the engaging groove of the present invention.

In the figure: 1. a vacuum circuit breaker body; 2. a base plate; 3. a clamping frame; 4. a card slot; 5. a support plate; 6. a chute; 7. clamping a plate; 701. a threaded mounting hole; 8. a limit baffle; 9. fixing the pressing plate; 10. a threaded rod; 11. twisting and fixing the head; 12. a rubber block; 13. a reinforcing plate; 14. a card sleeve; 1401. fixing a sleeve; 1402. rotating the sleeve; 1403. a card cavity; 15. an ear plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a vacuum circuit breaker, including vacuum circuit breaker body 1, vacuum circuit breaker body 1's bottom integration is provided with rectangular plate-like bottom plate 2, the equal fixedly connected with card frame 3 in plate body bottom both ends of bottom plate 2, form draw-in groove 4 between two sets of card frames 3, it is equipped with backup pad 5 to slide to insert in draw-in groove 4 between two sets of card frames 3, spout 6 has been seted up at the plate body middle part of backup pad 5, fixedly connected with cardboard 7 is located at the plate body bottom center of bottom plate 2, the plate body of cardboard 7 is inserted and is located the cell body of spout 6, and the plate body bottom demountable installation of cardboard 7 has stationary platen 9, stationary platen 9's plate body upper portion end supports to press to laminate on backup pad 5's the face, and backup pad 5's plate body one end extends to the outside and the fixedly connected with cutting ferrule 14 of draw-in groove 4, the cover body fixed mounting of cutting ferrule 14 is on the body of the pole. Vacuum circuit breaker body 1 uses the bottom plate 2 that has card frame 3 can come on quick joint erection bracing board 5, cardboard 7, spout 6 and demountable installation's fixed pressing plate 9 cooperation is used and can be firm vacuum circuit breaker body 1 on the plate body of backup pad 5, thereby take the mode that joint and can dismantle fast to install on the wire pole and leave one section interval with vacuum circuit breaker on overall structure design, make vacuum circuit breaker body 1 can make things convenient for the operation when maintenance or change and handle, and then efficiency when improving the staff maintenance.

For the convenience of the support plate 5 inserting and establishing the joint between the two sets of clamping frames 3, the frame body of the clamping frame 3 is set to be an L-shaped bending structure, the bending parts of the two sets of clamping frames 3 are distributed relatively, and the upper end of the frame body of each set of clamping frame 3 is fixedly connected to the edge of the bottom plate 2.

The backup pad 5 sets up to the rectangle steel sheet, and spout 6 is located backup pad 5 and keeps away from the one end department of cutting ferrule 14, and the cell body length of spout 6 is half the plate body length of backup pad 5 at least. The clamping plate 7 is a rectangular plate with a long strip shape, and at least one group of threaded mounting holes 701 are formed in the bottom of the plate body of the clamping plate 7. The fixing pressing plate 9 is arranged to be a circular plate, the upper portion of the plate body of the fixing pressing plate 9 is fixedly connected with a threaded rod 10, the body of rod threads of the threaded rod 10 are installed in a threaded installation hole 701 of the clamping plate 7, the bottom of the plate body of the fixing pressing plate 9 is fixedly connected with a twisting head 11 for installing the threaded rod 10 in a matched mode, the twisting head 11 is arranged to be a hexagonal block, the upper portion of the plate body of the fixing pressing plate 9 is further connected with rubber blocks 12 distributed in an annular array in a glued mode and wound on the threaded rod 10, and the rubber blocks 12 are arranged to be arc-shaped protruding structures. The clamping plate 7 is inserted into the sliding groove 6 and is installed on the clamping plate 7 by using the fixing pressing plate 9 with the threaded rod 10, the hexagonal-shaped twisting head 11 designed at the bottom of the fixing pressing plate 9 can facilitate the fixing pressing plate 9 to be installed on the clamping plate 7 in a threaded mode, and the rubber block 12 designed at the upper portion of the fixing pressing plate 9 compensates for the tiny distance between the plate body of the fixing pressing plate 9 and the supporting plate 5, so that the clamping plate 7 and the supporting plate 5 can be fastened quickly by the fixing pressing plate 9 installed in the threaded mode, and the vacuum circuit breaker body 1 is fixed on the supporting plate 5 stably.

The plate body of bottom plate 2 is close to the spacing baffle 8 that two sets of symmetries of one end fixedly connected with of cardboard 7 set up, and the plate body one end laminating of backup pad 5 is in plate body one side of two sets of spacing baffle 8. Adopt limit baffle 8 to come spacing installation and make and leave the interval between vacuum circuit breaker body 1 and the cutting ferrule 14 in bottom plate 2 department, make things convenient for vacuum circuit breaker body 1 to maintain the use.

Still the gusset plate 13 that fixedly connected with slope set up between backup pad 5 and the cutting ferrule 14, gusset plate 13 is located backup pad 5's plate body bottom, cutting ferrule 14 is including curved fixed cover 1401, the cover body one end of fixed cover 1401 welds on backup pad 5, the cover body both ends of fixed cover 1401 all articulate there is curved rotation cover 1402, the equal fixedly connected with otic placode 15 of cover body one end of every group rotation cover 1402, and constitute between fixed cover 1401 and the rotation cover 1402 and have card chamber 1403, cutting ferrule 14 is established through rotating the card chamber 1403 cover that opens and shuts and is installed on the wire pole. The fixed sleeve 1401 is sleeved and attached to the telegraph pole, the two groups of rotating sleeves 1402 are rotated and closed, the lug plates 15 on the rotating sleeves 1402 are used for fixing bolts, and the clamping sleeve 14 can be rapidly sleeved and installed on the telegraph pole so as to support the vacuum circuit breaker body 1 to be installed and used in the following process.

In particular use: in practical use, the fixing sleeve 1401 of the cutting sleeve 14 is sleeved and attached to a telegraph pole, two groups of rotating sleeves 1402 are rotated and closed, the lug plates 15 on the rotating sleeves 1402 are used for bolt fixing, so that the cutting sleeve 14 is quickly sleeved and installed on the telegraph pole, one side of the sleeve body of the cutting sleeve 14 is provided with the support plate 5 and the reinforcing plate 13 for auxiliary support, the bottom of the vacuum circuit breaker body 1 is provided with the bottom plate 2, the bottom of the plate body of the bottom plate 2 adopts two groups of L-shaped clamping frames 3 to form the clamping grooves 4, the bottom plate 2 uses the clamping grooves 4 to slidably clamp the vacuum circuit breaker body 1 on the plate body of the support plate 5, the bottom of the bottom plate 2 is provided with the clamping plate 7 with the threaded mounting hole 701, the plate body of the support plate 5 is provided with the sliding groove 6, the clamping plate 7 is inserted into the sliding groove 6 and is installed on the clamping plate 7 by using the fixing press plate 9 with the threaded rod 10, the bottom of the fixing press plate 9 is provided with the hexagonal-shaped twisting head 11 which can be conveniently installed on the fixing press plate 7 by the threads, and design the rubber block 12 on the upper portion of stationary platen 9 and come to compensate the small interval between stationary platen 9 plate body and backup pad 5, make the stationary platen 9 of screw thread installation can fasten cardboard 7 and backup pad 5 fast, in order to fix vacuum circuit breaker body 1 steadily in backup pad 5, adopt limit baffle 8 to come spacing installation and make and leave the interval between vacuum circuit breaker body 1 and cutting ferrule 14 in bottom plate 2 department simultaneously, thereby take the mode that the joint just can be dismantled fast to install on the wire pole and leave one section interval with vacuum circuit breaker on overall structure design, make vacuum circuit breaker body 1 can convenient operation when maintenance or change handle, and then efficiency when improving the staff maintenance.

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

Claims

1. A vacuum circuit breaker, including vacuum circuit breaker body (1), its characterized in that: the bottom of the vacuum circuit breaker body (1) is integrally provided with a rectangular plate-shaped bottom plate (2), both ends of the bottom of a plate body of the bottom plate (2) are fixedly connected with clamping frames (3), a clamping groove (4) is formed between two groups of clamping frames (3), a supporting plate (5) is inserted in the clamping groove (4) between the two groups of clamping frames (3) in a sliding manner, a sliding groove (6) is formed in the middle of the plate body of the supporting plate (5), a clamping plate (7) is fixedly connected to the center of the bottom of the plate body of the bottom plate (2), the plate body of the clamping plate (7) is inserted in a groove body of the sliding groove (6), a fixing pressing plate (9) is detachably mounted at the bottom of the plate body of the clamping plate (7), the upper end of the plate body of the fixing pressing plate (9) is pressed and attached to the plate surface of the supporting plate (5), and one end of a clamping sleeve of the supporting plate body (5) extends to the outside of the clamping groove (4) and is fixedly connected with a clamping sleeve (14), the sleeve body of the clamping sleeve (14) is fixedly arranged on the rod body of the telegraph pole.

2. A vacuum interrupter as claimed in claim 1, characterized in that: the support body of card frame (3) sets up to L type bending structure, and two sets of the relative distribution of the portion of bending of card frame (3) sets up, every group the equal fixed connection in border department of bottom plate (2) in support body upper end of card frame (3).

3. A vacuum interrupter as claimed in claim 2, characterized in that: backup pad (5) set up to the rectangle steel sheet, spout (6) are located backup pad (5) and keep away from the one end department of cutting ferrule (14), the cell body length of spout (6) is half for the plate body length of backup pad (5) at least.

4. A vacuum interrupter as claimed in claim 3, characterized in that: the clamping plate (7) is a rectangular plate in a long strip shape, and at least one group of threaded mounting holes (701) are formed in the bottom of the plate body of the clamping plate (7).

5. A vacuum interrupter as claimed in claim 4, wherein: the utility model discloses a quick-witted, including cardboard (7), solid fixed pressing plate (9), body of plate upper portion fixedly connected with threaded rod (10) of fixed pressing plate (9), the body of rod screw thread of threaded rod (10) is installed in screw thread mounting hole (701) of cardboard (7), just the plate body bottom of fixed pressing plate (9) is turned round solid head (11) for cooperation threaded rod (10) installation fixedly connected with, turn round solid head (11) and set up to hexagonal piece, the plate body upper portion of fixed pressing plate (9) still splices rubber block (12) that have the annular array to distribute and establish threaded rod (10) by a winding, rubber block (12) set up to the protruding structure of arc.

6. A vacuum interrupter as claimed in claim 5, wherein: the plate body of bottom plate (2) is close to the one end fixedly connected with two sets of symmetrical limit baffle (8) that set up of cardboard (7), the plate body one end laminating of backup pad (5) is in two sets of limit baffle (8) on one side of the plate body.

7. A vacuum interrupter as claimed in claim 6, characterized in that: the utility model discloses a wire pole, including fixed cover (1402), fixed cover (1401) and card cover (1402), the fixed cover (1401) is fixed on the wire pole, still between backup pad (5) and cutting ferrule (14) gusset plate (13) that fixedly connected with slope set up, gusset plate (13) are located the plate body bottom of backup pad (5), cutting ferrule (14) are including curved fixed cover (1401), the cover body one end of fixed cover (1401) welds on backup pad (5), the cover body both ends of fixed cover (1401) all articulate has curved rotation cover (1402), every group the equal fixedly connected with otic placode (15) of the cover body one end of rotating cover (1402), just constitute between fixed cover (1401) and the rotation cover (1402) and have card chamber (1403), cutting ferrule (14) are established through the card chamber (1403) cover that the rotation opened and shut and are installed on the wire pole.