CN212695469U

CN212695469U - Novel high-voltage switch cabinet

Info

Publication number: CN212695469U
Application number: CN202021184517.8U
Authority: CN
Inventors: 江安源
Original assignee: Nanjing Kemer Electric Technology Co ltd
Current assignee: Nanjing Kemer Electric Technology Co ltd
Priority date: 2020-06-23
Filing date: 2020-06-23
Publication date: 2021-03-12
Anticipated expiration: 2030-06-23

Abstract

The utility model discloses a novel high-voltage switch cabinet, which comprises a cabinet body, a vacuum circuit breaking chamber arranged in the cabinet body, a partition plate arranged in the cabinet body, an opening and closing valve mechanism arranged in the vacuum circuit breaking chamber and a circuit breaker driving mechanism used for driving a vacuum circuit breaker to move back and forth; the utility model does not need the manual driving of the vacuum circuit breaker by operators, thereby not only improving the working efficiency, but also avoiding the error caused by hand cranking, and ensuring that the vacuum circuit breaker can be accurately connected with the bus interface every time; the utility model discloses the valve can be guaranteed to open simultaneously when vacuum circuit breaker gets into by the valve mechanism that opens and shuts, can guarantee closed valve simultaneously when vacuum circuit breaker withdraws from, not only can prevent that the entering of dust can also prevent that operating personnel from not bumping the interface, and this valve can also be opened when overhauing simultaneously, makes things convenient for maintenance personal's maintenance.

Description

Novel high-voltage switch cabinet

Technical Field

The utility model relates to a high tension switchgear equipment technical field especially relates to a new-type high tension switchgear.

Background

The vacuum circuit breaker is named because arc extinguishing media and insulating media of contact gaps 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.

The prior art has the following problems: still shake into the high-voltage board with vacuum circuit breaker through the hand mode of operating personnel in prior art, traditional hand formula vacuum fuse efficiency is not high, and traditional hand formula can't be solitary opens movable plate and maintains the wiring mouth moreover.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the novel high-voltage switch cabinet aims at solving the problems that the efficiency of a traditional hand-operated vacuum fuse is not high, and the traditional hand-operated vacuum fuse cannot independently open a movable plate to maintain a wiring port.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a novel high-voltage switch cabinet comprises a cabinet body, a vacuum circuit breaking chamber arranged in the cabinet body, a partition plate arranged in the cabinet body, an opening and closing valve mechanism arranged in the vacuum circuit breaking chamber and a circuit breaker driving mechanism used for driving a vacuum circuit breaker to move back and forth;

the opening and closing valve mechanism comprises a driving rod arranged on the outer side wall of the vacuum circuit-breaking chamber, threaded grooves in opposite directions are respectively formed in the outer parts of the upper end and the lower end of the driving rod, nut seats sleeved on the upper end and the lower end of the driving rod, a valve connected with the nut seats through a connecting rod and a sliding rail connected with the valve in a sliding mode, and the driving rod is connected with the circuit breaker driving mechanism in a meshing mode;

the circuit breaker driving mechanism comprises a driving motor arranged on the outer side wall of the vacuum circuit breaker chamber, a driving gear fixedly arranged at the lower end of a driving rod, a rack meshed with a force output shaft of the driving motor and connected with the driving gear, a sliding telescopic rod arranged at the lower end of the rack and used for supporting the rack, and a connecting block fixedly arranged at the upper end of the rack, wherein the connecting block penetrates through a partition plate and is connected with a base of the vacuum circuit breaker.

As a further description of the above technical solution:

the vacuum breaker chamber is divided into a breaker mounting cavity and a bus joint cavity by a partition plate.

As a further description of the above technical solution:

and the valve is provided with a sliding block, and the sliding block is connected with the sliding rail in a sliding manner.

As a further description of the above technical solution:

the slide rail is installed at the edge position of the left side of the front face of the partition plate, and the upper end and the lower end of the slide rail are fixedly installed on the outer side wall of the partition plate through the connecting seats respectively.

As a further description of the above technical solution:

and a connecting port connected with a vacuum circuit breaker is formed on the partition plate.

As a further description of the above technical solution:

the track is installed to circuit breaker installation cavity bottom surface, track and the guide block sliding connection of installing on the vacuum circuit breaker base, be equipped with on the vacuum circuit breaker base with the interface connection's to interface.

As a further description of the above technical solution:

the sliding telescopic rod is provided with an inner cavity, a sliding groove is arranged in the inner cavity, and the sliding groove is in sliding connection with a guide rail arranged in a placing box of the vacuum breaking chamber.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model does not need the manual driving of the vacuum circuit breaker by operators, thereby not only improving the working efficiency, but also avoiding the error caused by hand cranking, and ensuring that the vacuum circuit breaker can be accurately connected with the bus interface every time;

2. the utility model discloses the valve can be guaranteed to open simultaneously when vacuum circuit breaker gets into by the valve mechanism that opens and shuts, can guarantee closed valve simultaneously when vacuum circuit breaker withdraws from, not only can prevent that the entering of dust can also prevent that operating personnel from not bumping the interface, and this valve can also be opened when overhauing simultaneously, makes things convenient for maintenance personal's maintenance.

Drawings

Fig. 1 shows a schematic overall structure diagram provided according to an embodiment of the present invention;

fig. 2 shows a schematic structural diagram of an opening and closing shutter mechanism and a circuit breaker driving mechanism provided according to an embodiment of the present invention.

Illustration of the drawings:

1. a cabinet body; 2. a vacuum interrupter chamber; 3. a shutter opening and closing mechanism; 4. a circuit breaker drive mechanism; 5. a partition plate; 21. a breaker mounting chamber; 22. a bus bar joint cavity; 31. a drive rod; 32. a thread groove; 33. a nut seat; 34. a connecting rod; 35. a shutter; 36. a slide rail; 41. a drive motor; 42. a driving gear; 43. a rack; 44. sliding the telescopic rod; 45. connecting blocks; 46. vacuum interrupter base.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1 and fig. 2, the present invention provides a technical solution: a novel high-voltage switch cabinet comprises: the vacuum circuit breaker comprises a cabinet body 1, a vacuum circuit breaker chamber 2 arranged in the cabinet body 1, a partition plate 5 arranged in the cabinet body 1, an opening and closing valve mechanism 3 arranged in the vacuum circuit breaker chamber 2 and a circuit breaker driving mechanism 4 for driving a vacuum circuit breaker to move back and forth;

the opening and closing valve mechanism 3 comprises a driving rod 31 arranged on the outer side wall of the vacuum circuit-breaking chamber 2, threaded grooves 32 with opposite directions are respectively formed outside the upper end and the lower end of the driving rod 31, nut bases 33 sleeved on the upper end and the lower end of the driving rod 31, a valve 35 connected with the nut bases 33 through connecting rods 34 and a slide rail 36 connected with the valve 35 in a sliding manner, and the driving rod 31 is connected with the circuit breaker driving mechanism 4 in a meshing manner;

the circuit breaker driving mechanism 4 comprises a driving motor 41 arranged on the outer side wall of the vacuum circuit breaker chamber 2, a driving gear 42 fixedly arranged at the lower end of the driving rod 31, a rack 43 meshed and connected with the driving gear 42 and a force output shaft of the driving gear 42, a sliding telescopic rod 44 arranged at the lower end of the rack 43 and used for supporting the rack 43, and a connecting block 45 fixedly arranged at the upper end of the rack 43, wherein the connecting block 45 penetrates through the partition plate 5 and is connected with a vacuum circuit breaker base 46.

Specifically, as shown in fig. 1 and 2, the vacuum breaker chamber 2 is divided into a breaker mounting chamber 21 and a bus bar joint chamber 22 by a partition plate 5.

Specifically, as shown in fig. 1 and 2, a slider is disposed on the shutter 35, and the slider is slidably connected to the slide rail 36.

Specifically, as shown in fig. 1 and fig. 2, the slide rail 36 is installed at the edge position of the left side of the front surface of the partition plate 5, and the upper end and the lower end of the slide rail 36 are respectively fixedly installed on the outer side wall of the partition plate 5 through the connection seat.

Specifically, as shown in fig. 1 and 2, a connection port connected to a vacuum circuit breaker is formed in the partition plate 5.

Specifically, as shown in fig. 1 and fig. 2, a rail is installed on the bottom surface of the circuit breaker installation cavity 21, the rail is connected with a guide block installed on the vacuum circuit breaker base 46 in a sliding manner, and a butt joint connected with a connection port is arranged on the vacuum circuit breaker base 46.

Specifically, as shown in fig. 1 and 2, the sliding telescopic rod 44 is provided with an inner cavity, a sliding groove is installed in the inner cavity, and the sliding groove is slidably connected with a guide rail arranged inside a placing box of the vacuum breaker chamber 2.

The working principle is as follows: the device places vacuum circuit breaker on vacuum circuit breaker base 46 through operating personnel, close the sealing door on the circuit breaker installation cavity 21 afterwards, operating personnel controls panel control driving motor 41 work through control afterwards, driving motor 41 drives driving gear 42 rotatory, driving gear 42 controls actuating lever 32 and rack 43 work simultaneously, two nut seat 33 that are located on actuating lever 32 move to opposite direction under the drive of the screw thread of difference, and then the valve is realized opening, move to vacuum circuit breaker 2 inboards under the drive of driving gear 42 through rack 43, and then reach the inboard removal of drive vacuum circuit breaker, and then connect the butt joint.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A novel high-voltage switch cabinet is characterized by comprising a cabinet body (1), a vacuum circuit breaking chamber (2) arranged in the cabinet body (1), a partition plate (5) arranged in the cabinet body (1), an opening and closing valve mechanism (3) arranged in the vacuum circuit breaking chamber (2) and a circuit breaker driving mechanism (4) used for driving a vacuum circuit breaker to move back and forth;

the valve opening and closing mechanism (3) comprises a driving rod (31) arranged on the outer side wall of the vacuum circuit-breaking chamber (2), threaded grooves (32) with opposite directions are respectively formed in the outer parts of the upper end and the lower end of the driving rod (31), nut bases (33) sleeved on the upper end and the lower end of the driving rod (31), a valve (35) connected with the nut bases (33) through a connecting rod (34) and a sliding rail (36) connected with the valve (35) in a sliding mode, and the driving rod (31) is connected with the circuit breaker driving mechanism (4) in a meshing mode;

the circuit breaker driving mechanism (4) comprises a driving motor (41) arranged on the outer side wall of the vacuum circuit breaker chamber (2), a driving gear (42) fixedly arranged at the lower end of a driving rod (31), the driving gear (42) is meshed with a power output shaft of the driving motor (41) and connected with a rack (43) meshed with the driving gear (42), a sliding telescopic rod (44) arranged at the lower end of the rack (43) and used for supporting the rack (43) and a connecting block (45) fixedly arranged at the upper end of the rack (43), and the connecting block (45) penetrates through a partition plate (5) and is connected with a vacuum circuit breaker base (46).

2. A new-type high-voltage switchgear cabinet according to claim 1, characterized in that said vacuum breaking chamber (2) is divided by a partition (5) into a breaker mounting chamber (21) and a busbar joint chamber (22).

3. A new-type high-voltage switch cabinet according to claim 1, characterized in that the said shutter (35) is provided with a slider, which is slidably connected with the slide rail (36).

4. The novel high-voltage switch cabinet as claimed in claim 1, wherein the sliding rail (36) is installed at the edge position of the left side of the front face of the partition plate (5), and the upper end and the lower end of the sliding rail (36) are respectively fixedly installed on the outer side wall of the partition plate (5) through the connecting seat.

5. A new-type high-voltage switchgear cabinet as claimed in claim 1, characterized in that said partition (5) is provided with a connection port for connection to a vacuum circuit breaker.

6. The new-type high-voltage switch cabinet according to claim 2, characterized in that rails are installed on the bottom surface of the circuit breaker installation cavity (21), the rails are slidably connected with guide blocks installed on a vacuum circuit breaker base (46), and the vacuum circuit breaker base (46) is provided with a butt joint connected with a connecting port.

7. The new-type high-voltage switchgear cabinet according to claim 2, characterized in that said sliding telescopic rod (44) has an internal cavity in which a sliding chute is mounted, which is slidingly connected to a guide rail arranged inside the housing box of the vacuum interrupter chamber (2).