CN216084639U

CN216084639U - Closing device with insulation protection structure for power transmission of thermal power plant

Info

Publication number: CN216084639U
Application number: CN202122912683.6U
Authority: CN
Inventors: 张正帅; 郝国政; 陈国源
Original assignee: Huaneng Jingtai Thermal Power Co Ltd
Current assignee: Huaneng Jingtai Thermal Power Co Ltd
Priority date: 2021-11-25
Filing date: 2021-11-25
Publication date: 2022-03-18
Anticipated expiration: 2031-11-25

Abstract

The utility model discloses a switch-on device with an insulation protection structure for power transmission in a thermal power plant, which comprises a frame, wherein an insulation column is arranged on the left side of the top end of the frame, a main stationary contact base is arranged on the top end of the insulation column, an upper contact insulation column is arranged at the central position of the top end of the frame, an upper contact base is arranged on the top end of the upper contact insulation column, an insulation pull rod is arranged on the top end of the upper contact base, a lower contact insulation column is arranged on the right side of the top end of the frame, a lower contact base is arranged on the top end of the lower contact insulation column, a buckle is arranged at one end of the main stationary contact base, one end of the pull rod is clamped in the buckle by a baffle plate in the buckle, so that the pull rod cannot bounce or leave the main stationary contact base due to other reasons except human, when the switch-on device is required to be switched on, the pull rod can be bounced by a certain distance by pressing a button arranged in the buckle, at the moment, the pull rod can be pulled up by a handle arranged on the pull rod, and the handle externally mounted has the rubber sleeve, can effectively isolated electric current.

Description

Closing device with insulation protection structure for power transmission of thermal power plant

Technical Field

The utility model belongs to the technical field related to a switch-on device, and particularly relates to a switch-on device with an insulation protection structure for power transmission of a thermal power plant.

Background

The switch-on device is commonly used in an electric power system, current can be switched on and off through manual operation, a circuit can be controlled to be switched off and on through operating a pull rod in the switch-on device, the switch-on device is mainly used for isolating a power supply or manually switching on and off a circuit, the switch-on device can also be used for switching on and off a load below rated current infrequently, and short-circuit protection is generally carried out through a fuse.

The prior art has the following problems: the insulating pull rod inside the switch-on is inconvenient to rotate downwards and take up, the pull rod is somewhat troublesome to contact with the main static contact seat, and when the pull rod is operated, some current can be contained, so that some dangers are caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a switch-on device with an insulation protection structure for power transmission of a thermal power plant, and aims to solve the problems that an insulation pull rod provided in the background technology is inconvenient to take up and rotate downwards, and current is possibly dangerous when the pull rod is operated.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a transmission of electricity of thermal power plant is with combined floodgate ware that has insulating protection architecture, includes the frame, frame top left side position department is provided with the insulated column, insulated column top position is provided with main stationary contact seat, frame top central point puts the department and installs and touch the insulated column, and the top of touching the insulated column on is provided with touches the seat, it is provided with insulating pull rod to go up touch seat top position, the left side position of insulating pull rod is provided with the connecting rod, go up touch seat right side bottom position department and install the action bars, the right side top position of going up touching the seat is provided with fixed frame, and fixed frame right side position installs the fuse, frame top right side position is provided with down touches the insulated column, and touches the insulated column top down and be provided with down and touch the seat.

Preferably, the handle is arranged at the position of the outer wall of the right side of the insulating pull rod, a pull rod bolt is arranged at the position of the outer wall of one side of the insulating pull rod, and the insulating pull rod is connected with the upper contact base through the pull rod bolt.

Preferably, the main static contact seat comprises a main static contact, a bolt, a base and a buckle, the bolt is arranged at the top end of the right side of the base, the main static contact is arranged at the left side of the bolt, and the buckle is arranged at the left side of the base.

Preferably, the buckle contains recess, casing, button, diving board spring, baffle and button spring, the top of casing is provided with the recess, and the recess is provided with two, the inside diving board that is provided with of recess, and diving board one end bottom position is provided with the diving board spring, the button is installed at casing left side top, and is provided with button spring below the button, the baffle is installed to button spring one end, and baffle one end embedding recess

Preferably, the outer wall of the handle is provided with a rubber sleeve, two bolts are arranged at two ends of the handle, and the handle and the insulating pull rod are connected through the bolts.

Preferably, the position department of touching seat left side top down is provided with fixed frame, and fixed frame inboard installs the fuse, touch down the seat and touch down and be connected through the bolt between the insulating cylinder, and the bolt is provided with two.

Preferably, the insulating column is provided with threely altogether, it respectively is provided with threely with the lower insulating column that touches to touch the insulating column to go up, main stationary contact seat is provided with threely altogether, it respectively is provided with threely with the lower seat of touching to go up to touch the seat.

Preferably, the fuses are arranged between the upper contact base and the lower contact base and are three.

Compared with the prior art, the utility model has the beneficial effects that: one end of the insulating pull rod is contacted with the main stationary contact seat by rotating the insulating pull rod downwards, the switch-on starts to be powered on when the pull rod is contacted with the main stationary contact seat, if the insulating pull rod is pulled to be away from the main stationary contact seat, the current can be cut off when the switch-on is carried out, the pull rod can be operated by rotating downwards or lifting up through the movement of the connecting rod, one end of the insulating pull rod can be clamped into the buckle when the insulating pull rod rotates downwards by arranging the buckle at one end of the main stationary contact seat, one end of the pull rod can be clamped in the buckle by a baffle plate inside the buckle, so that the pull rod cannot be bounced or leaves the main stationary contact seat due to other reasons except human factors, when the switch-on and the power-off are needed, only a button arranged in the buckle is pressed, the baffle plate arranged inside the buckle can be opened due to the pressing of the button, so that the pull rod is bounced by the elastic plate through the elastic force of the elastic plate spring inside the buckle, and the pull rod can be bounced for a certain distance due to the effect of the elastic plate spring inside the buckle, can pull up the pull rod through the handle that sets up on the pull rod this moment, more convenient to the switching-on and switching-off of switching-on circular telegram, the setting up of handle can be so that the taking up of pull rod with rotate downwards easy to operate more, and handle externally mounted has the rubber sleeve, can effectively completely cut off the electric current.

Drawings

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

FIG. 2 is a schematic view of a main stationary contact structure according to the present invention;

FIG. 3 is a schematic diagram of an upper contact structure according to the present invention;

FIG. 4 is a schematic view of a lower contact structure according to the present invention;

FIG. 5 is a schematic view of the handle structure of the present invention;

FIG. 6 is a schematic view of a snap fastener structure of the present invention;

FIG. 7 is a schematic view of a side plane structure of the buckle of the present invention;

in the figure: 1. a frame; 2. an insulating column; 3. a main stationary contact base; 4. an insulating pull rod; 5. an upper contact base; 6. a fuse; 7. a main static contact; 8. a bolt; 9. a base; 10. a handle; 11. a fixing frame; 12. an operating lever; 13. a draw bar bolt; 14. a lower contact base; 15. a rubber sleeve; 16. buckling; 17. a groove; 18. a housing; 19. a button; 20. a connecting rod; 21. an upper contact insulating column; 22. a lower contact insulating column; 23. a spring plate; 24. a spring plate spring; 25. a baffle plate; 26. a button spring.

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. 1-7, the present invention provides a technical solution: the utility model provides a thermal power plant's transmission of electricity is with combined floodgate ware that has insulating protection structure, including

frame

1, 1 top left side position department of frame is provided with the insulated

column

2, 2 top positions of insulated column are provided with main

stationary contact seat

3, 1 top central point department of frame installs and touches insulated column 21, and the top of touching insulated column 21 is provided with touches seat 5, on touch 5 top positions of seat and be provided with insulating pull rod 4, the left side position of insulating pull rod 4 is provided with connecting rod 20, on touch 5 right sides bottom position departments of seat and install action bars 12, the right side top position of going up touch 5 is provided with fixed frame 11, and fixed frame 11 right side positions installs

fuse

6, 1 top right side position is provided with down touches insulated column 22, and touch under the insulated column 22 top is provided with down and touches seat 14.

Position department of the outer wall on the right side of the insulating pull rod 4 is provided with a handle 10, it can be directly to take up the insulating pull rod 4 from the main stationary contact seat 3 to be provided with the handle 10, the pull rod bolt 13 is installed at the position department of the outer wall on one side of the insulating pull rod 4, and the insulating pull rod 4 is connected with the upper contact seat 5 through the pull rod bolt 13, the outer wall of the handle 10 is provided with a rubber sleeve 15, the rubber sleeve 15 of the setting can be effectively isolated from some electric currents, when the insulating pull rod 4 works, certain safety can be provided, the two ends of the handle 10 are provided with bolts 8, and the bolts 8 are provided with two, the handle 10 is connected with the insulating pull rod 4 through the bolts 8

The main stationary contact seat 3 comprises a main static contact 7, a bolt 8, a base 9 and a buckle 16, the bolt 8 is arranged at the top end of the right side of the base 9, the main static contact 7 is arranged at the left side of the bolt 8, the buckle 16 is arranged at the left side of the base 9, the buckle 16 is arranged to fix the insulating pull rod 4 on the main stationary contact seat 2 when the insulating pull rod 4 is pulled down, and the buckle can pop the insulating pull rod 4 out to facilitate the operation of the pull rod.

The buckle 16 comprises a groove 17, a shell 18, a button 19, an elastic plate 23, an elastic plate spring 24, a baffle 25 and a button spring 26, the top end of the shell 18 is provided with the groove 17, two grooves 17 are arranged, an elastic plate 23 is arranged in the grooves 17, one end of the elastic plate 23 is not connected with the grooves 17 and is set to be in a tilting state, and the bottom of one end of the spring plate 23 is provided with a spring plate spring 24, the spring plate spring 24 is arranged at the tilted end of the spring plate 23, can help the springing plate 24 to bounce, the top of the left side of the shell 18 is provided with a button 19, a button spring 26 is arranged below the button 19, a baffle 25 is arranged at one end of the button spring 26, when the button 26 is pressed down, the baffle 24 is driven to be pressed down, so that one end of the baffle 25 is tilted up to release a pull rod clamped in the buckle 16, and one end of the baffle 25 is embedded into the groove 17, and the baffle 25 embedded into one end of the groove 17 can fix the pull rod in the groove 17.

Contact 14 left side top position department down and be provided with fixed frame 11, and fixed frame 11 inboard installs fuse 6, and the fixed frame of setting can make the more stable installation of fuse 6 contact seat 5 under and on every a set of and contact between the seat 14, contact seat 14 down and contact down and be connected through bolt 8 between the insulated column 2, and bolt 8 is provided with two, use installing and subsequent dismantlement that bolt 8 can be better.

The insulating column 2 is provided with threely altogether, and it respectively is provided with threely to touch insulating column 21 and touch insulating column 22 down on, and main stationary contact 3 is provided with threely altogether, and it respectively is provided with threely to touch seat 5 and touch seat 14 down on, and it is provided with fuse 6 to touch between seat 5 and the lower contact seat 14 on, and fuse 6 is provided with threely.

The working principle and the using process of the utility model are as follows: after the installation of the utility model is finished, one end of an insulating pull rod 4 is contacted with a main static contact seat 3 by rotating the insulating pull rod 4 downwards, the switch-on is started to be electrified when the pull rod is contacted with the main static contact seat 3, if the insulating pull rod 4 is pulled up to be away from the main static contact seat, the switch-on is cut off, the three insulating pull rods 4 are required to rotate downwards to be contacted with the main static contact seat 3, the insulating pull rod 4 is operated to rotate downwards or pull upwards through a connecting rod 20, one end of the insulating pull rod 4 can be clamped into a buckle 16 arranged on the main static contact seat 3 by rotating downwards, so that the insulating pull rod 4 can be stably fixed in the buckle 16, one end of the pull rod can be clamped in the buckle 16 by a baffle 25 in the buckle 16, the pull rod can not bounce or leave the main static contact seat 3 due to other reasons except human, when the switch-on and the power-off are required, a button 19 arranged in the buckle 16 is pressed down, baffle 25 that buckle 16 inside set up can be because of button 19 press and open, button 19 can drive button spring 25 and push down and make baffle 25 one end perk, thereby make the pull rod released buckle 16, and the pull rod can pop out buckle 16 because the inside bullet leaf spring 24 effect of buckle 16, at this moment insulating pull rod 4 just can be popped out some distances by buckle 16 auto-eject, can pull up the pull rod through the handle 10 that sets up on the pull rod this moment, more convenient opening and closing to closing a floodgate circular telegram, and the handle 10 outside has set up rubber sleeve 15, can effectual isolated electric current, can ensure safety, be provided with fixed frame 11 on the top of last touch multitouch 5 with lower touch multitouch 14, can make the more firm of fuse 6 installation, multiple use that bolt 8 can be better carry out the dismantlement installation and the replacement of later stage to the device.

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. The utility model provides a thermal power plant's transmission of electricity is with closing floodgate ware that has insulation protection structure, includes frame (1), its characterized in that: an insulating column (2) is arranged at the left side position of the top end of the frame (1), a main static contact seat (3) is arranged at the top end of the insulating column (2), an upper contact insulating column (21) is arranged at the center of the top end of the frame (1), an upper contact seat (5) is arranged at the top end of the upper contact insulating column (21), an insulating pull rod (4) is arranged at the top end of the upper contact seat (5), a connecting rod (20) is arranged at the left side of the insulating pull rod (4), an operating rod (12) is arranged at the bottom end of the right side of the upper contact seat (5), a fixed frame (11) is arranged at the top end of the right side of the upper contact seat (5), and fuse (6) are installed to fixed frame (11) right side position, frame (1) top right side position is provided with down touches insulating column (22), and touches insulating column (22) top down and be provided with down and touch seat (14).

2. The closing device with the insulation protection structure for power transmission of the thermal power plant according to claim 1, wherein: the handle (10) is arranged at the position of the outer wall of the right side of the insulating pull rod (4), a pull rod bolt (13) is arranged at the position of the outer wall of one side of the insulating pull rod (4), and the insulating pull rod (4) is connected with the upper contact seat (5) through the pull rod bolt (13).

3. The closing device with the insulation protection structure for power transmission of the thermal power plant according to claim 1, wherein: the main static contact seat (3) comprises a main static contact (7), a bolt (8), a base (9) and a buckle (16), the bolt (8) is arranged at the top end of the right side of the base (9), the main static contact (7) is installed at the left side of the bolt (8), and the buckle (16) is installed at the left side of the base (9).

4. The closing device with the insulation protection structure for power transmission of the thermal power plant according to claim 3, wherein: buckle (16) contain recess (17), casing (18), button (19), springboard (23), springboard spring (24), baffle (25) and button spring (26), the top of casing (18) is provided with recess (17), and recess (17) are provided with two, recess (17) inside is provided with springboard (23), and springboard (23) one end bottom position is provided with springboard spring (24), button (19) are installed at casing (18) left side top, and are provided with button spring (26) below button (19), baffle (25) are installed to button spring (26) one end, and baffle (25) one end embedding recess (17).

5. The closing device with the insulation protection structure for power transmission of the thermal power plant according to claim 2, wherein: the handle (10) outer wall is provided with rubber sleeve (15), handle (10) both ends are provided with bolt (8), and bolt (8) are provided with two, be connected through bolt (8) between handle (10) and insulating pull rod (4).

6. The closing device with the insulation protection structure for power transmission of the thermal power plant according to claim 1, wherein: touch seat (14) left side top position department down and be provided with fixed frame (11), and fixed frame (11) inboard installs fuse (6), touch seat (14) down and touch down and be connected through bolt (8) between insulating column (22), and bolt (8) are provided with two.

7. The closing device with the insulation protection structure for power transmission of the thermal power plant according to claim 1, wherein: the utility model discloses a touch screen display panel, including insulating post (2), it is provided with threely to go up to touch insulating post (21) and respectively be provided with threely with lower touch insulating post (22), main stationary contact seat (3) are provided with threely altogether, go up to touch seat (5) and respectively be provided with threely with lower touch seat (14).

8. The closing device with the insulation protection structure for power transmission of the thermal power plant according to claim 1, wherein: fuse (6) are arranged between the upper contact seat (5) and the lower contact seat (14), and the number of the fuse (6) is three.