Closing driving device for feeder cabinet

Abstract

The utility model relates to the technical field of electrical equipment, in particular to a closing driving device for a feeder cabinet, which is characterized in that a bus chamber and an open circuit chamber are assembled on a rack, a wire seat is arranged in the open circuit chamber, a knife switch frame is arranged on the wire seat, a knife switch driving component is arranged on one side of the open circuit chamber and is used for driving a knife switch to open and close, and a knife switch driving beam is rotatably connected to the knife switch frame. The front end of the knife switch driving beam is connected with a driving rod, a bevel gear is arranged at the position, connected with the driving rod, of the knife switch driving beam, driving bevel teeth are arranged on the driving rod, and the driving bevel teeth are meshed with the bevel gear. An operator can be far away from the circuit break chamber end as far as possible to operate, the safety of the operator is protected as far as possible, the front end of the knife switch driving beam is connected with the driving rod, and the driving bevel gear on the driving rod is meshed with the bevel gear of the driving rod.

Description

Technical Field

[0001] The invention relates to the technical field of electrical equipment, and in particular to a closing drive device for a feeder cabinet. Background Art

[0002] The feeder cabinet, also known as the wiring cabinet, is a relay device used to distribute the strong or weak current bus to each terminal. In the power system, the feeder cabinet is widely used. The feeder cabinet is often equipped with multiple circuit rooms from top to bottom, each of which is equipped with an independent control switch and operation panel, so as to facilitate the power-off maintenance of each load. Some feeder cabinets with fixed partition structures are assembled from a main cabinet and a wide extension cabinet, in which the vertical bus is located in the extension cabinet; the functional unit installation room is located in the front of the main cabinet, and is composed of functional columns, left and right side panels and functional unit installation panels. During the use of the feeder cabinet, the gate compartment needs to be closed and opened according to actual use needs. How to ensure the stability of the closing and opening process, and how to protect the personal safety of the operator as much as possible during the closing process, so as to achieve a more stable and safer closing process, therefore, a closing drive device for the feeder cabinet is needed to solve the above problems. Summary of the invention

[0003] In view of the above-mentioned shortcomings of the prior art, an object of the present invention is to provide a closing drive device for a feeder cabinet, so as to solve the problem of stability of closing processing in the prior art.

[0004] To achieve the above objectives and other related objectives, the present invention provides the following technical solutions:

[0005] A closing drive device for a feeder cabinet comprises a frame, a busbar chamber and a circuit breaker chamber mounted on the frame, a line seat is arranged in the circuit breaker chamber, a knife holder is arranged on the line seat, and a knife drive assembly is arranged on one side of the circuit breaker chamber for driving the knife to open and close;

[0006] The knife drive assembly includes a drive rod connecting the busbar chamber and the circuit breaker chamber, a knife drive beam is rotatably connected to the knife frame, the front end of the knife drive beam is connected to the drive rod, and a bevel gear is provided at the connection between the knife drive beam and the drive rod, and a drive bevel tooth is provided on the drive rod, and the drive bevel tooth is meshed with the bevel gear.

[0007] To implement the above technical solution, a knife drive assembly is provided to close and disconnect the knife in the circuit breaker chamber, and a drive rod is connected between the busbar chamber and the circuit breaker chamber, so that the operator can operate as far away from the circuit breaker chamber end as possible, thereby protecting the operator's safety as much as possible. A drive rod is connected to the front end of the knife drive beam, and the drive bevel teeth on the drive rod are meshed with the bevel gear of the drive rod. In this way, the rotation of the knife drive beam can be achieved by rotating the drive rod, and the gear matching can better and more accurately transmit the rotation action at the drive rod to the knife drive beam, thereby improving the stability of equipment use.

[0008] In one embodiment of the present invention, a driving rod limiting column is provided in the busbar chamber and below the driving rod, a limiting convex sleeve is sleeved on the driving rod, the limiting convex sleeve rotates with the driving rod, and the limiting convex sleeve is slidably connected to the driving rod limiting column.

[0009] To implement the above technical solution, the setting of the drive rod limit column can, on the one hand, provide a supporting effect for the drive rod and reduce the mechanical fatigue caused by the excessive length of the drive rod; on the other hand, a sensing component can be set on the drive limit column to detect the rotation angle of the drive rod, thereby achieving precise control of the rotation action at the drive rod.

[0010] In one embodiment of the present invention, the driving rod is disposed through the front end of the gate blade driving beam, and the driving rod and the gate blade driving beam are rotatably connected.

[0011] To implement the above technical solution, the driving rod is arranged to pass through the front end of the gate knife driving beam. On the one hand, the gate knife driving beam can be used to provide auxiliary support to the driving rod. On the other hand, the rotation of the driving rod can be limited, thereby improving the use stability of the driving rod.

[0012] In one embodiment of the present invention, the root of the driving rod is rotatably connected to the circuit breaker chamber, and the front end of the driving rod extends out of the busbar chamber.

[0013] To implement the above technical solution, the root of the driving rod is rotatably connected to the circuit breaker chamber, which can ensure the support stability of the driving rod during use, and the front end of the driving rod is extended out of the busbar chamber to facilitate the staff to operate the driving rod from the outside.

[0014] In one embodiment of the present invention, a gear guard plate is provided on the knife drive beam, and the gear guard plate includes a non-meshing surface of the bevel gear.

[0015] To implement the above technical solution, the provision of the gear guard plate can improve the use stability and reliability of the bevel gear, and the gear guard plate includes a non-meshing surface of the bevel gear, which can ensure the use stability of the bevel gear.

[0016] In one embodiment of the present invention, a knife is provided on the knife driving beam, and the knife rotates along with the knife driving beam.

[0017] To implement the above technical solution, a gate knife is arranged on a gate knife driving beam, and the gate knife is driven to rotate by the rotation of the gate knife driving beam, thereby realizing the gate opening and closing action.

[0018] As described above, a closing drive device for a feeder cabinet of the present invention has the following beneficial effects:

[0019] 1. By setting a knife drive assembly to close and disconnect the knife in the circuit breaker chamber, and connecting the drive rod between the busbar chamber and the circuit breaker chamber, the operator can operate as far away from the circuit breaker chamber as possible, thereby protecting the operator's safety as much as possible.

[0020] 2. Connect a driving rod to the front end of the gate knife driving beam, and mesh the driving bevel teeth on the driving rod with the bevel gear of the driving rod. In this way, the gate knife driving beam can be rotated by rotating the driving rod, and the gear combination can better and more accurately transmit the rotation of the driving rod to the gate knife driving beam, thereby improving the stability of equipment use. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 Shown is a schematic structural diagram of a closing drive device for a feeder cabinet disclosed in an embodiment of the present invention.

[0022] Figure 2 Shown is a schematic diagram of the driving rod structure of the closing driving device for a feeder cabinet disclosed in an embodiment of the present invention.

[0023] Figure 3 Display as Figure 2 The attached figure is a partial enlarged view of the price A.

[0024] Component number description

[0025] 1. Frame; 2. Busbar chamber; 3. Circuit breaker chamber; 4. Wire holder; 5. Knife holder; 6. Driving rod; 7. Knife driving beam; 8. Bevel gear; 9. Driving bevel gear; 10. Driving rod limit column; 11. Limiting convex sleeve; 12. Gear guard plate. DETAILED DESCRIPTION

[0026] The following specific embodiments illustrate the implementation of the present invention, and those familiar with the technology can easily understand other advantages and effects of the present invention from the contents disclosed in this specification. It should be noted that the following embodiments and features in the embodiments can be combined with each other without conflict.

[0027] See also Figures 1 to 3The present invention provides a closing drive device for a feeder cabinet, comprising a frame 1, a busbar chamber 2 and a circuit breaker chamber 3 assembled on the frame 1, a wire seat 4 is arranged in the circuit breaker chamber 3, a knife frame 5 is arranged on the wire seat 4, a knife drive assembly is arranged on one side of the circuit breaker chamber 3 for driving the knife to open and close, the knife drive assembly comprises a driving rod 6 connecting the busbar chamber 2 and the circuit breaker chamber 3, a knife drive beam 7 is rotatably connected to the knife frame 5, the front end of the knife drive beam 7 is connected to the drive rod 6, and a bevel gear 8 is arranged at the place where the knife drive beam 7 is connected to the drive rod 6, and a driving bevel tooth 9 is arranged on the drive rod 6, and the driving bevel tooth 9 is meshed with the bevel gear 8.

[0028] By setting up a knife drive assembly to close and disconnect the knife in the circuit breaker chamber 3, and connecting the drive rod 6 between the busbar chamber 2 and the circuit breaker chamber 3, the operator can operate as far away from the end of the circuit breaker chamber 3 as possible, thereby protecting the operator's safety as much as possible. The drive rod 6 is connected to the front end of the knife drive beam 7, and the drive bevel gear 9 on the drive rod 6 is meshed with the bevel gear 8 of the drive rod 6. In this way, the rotation of the knife drive beam 7 can be achieved by rotating the drive rod 6, and the gear matching can better and more accurately transmit the rotation action at the drive rod 6 to the knife drive beam 7, thereby improving the stability of equipment use.

[0029] A driving rod limiting column 10 is provided in the busbar chamber 2 and below the driving rod 6. A limiting convex sleeve 11 is sleeved on the driving rod 6. The limiting convex sleeve rotates with the driving rod 6. The limiting convex sleeve is slidably connected to the driving rod limiting column 10. The setting of the driving rod limiting column 10 can, on the one hand, provide a supporting effect for the driving rod 6 and reduce the mechanical fatigue caused by the excessive length of the driving rod 6. On the other hand, a sensing component can be provided on the driving limiting column to detect the rotation angle of the driving rod 6, thereby realizing the precision control of the rotation action at the driving rod 6.

[0030] The driving rod 6 is arranged through the front end of the gate knife driving beam 7, and the driving rod 6 and the gate knife driving beam 7 are rotatably connected. The driving rod 6 is arranged through the front end of the gate knife driving beam 7. On the one hand, the gate knife driving beam 7 can be used to provide auxiliary support for the driving rod 6. On the other hand, the rotation of the driving rod 6 can be limited, thereby improving the stability of the driving rod 6.

[0031] The root of the driving rod 6 is rotatably connected to the circuit breaker chamber 3, and the front end of the driving rod 6 extends out of the busbar chamber 2. The root of the driving rod 6 is rotatably connected to the circuit breaker chamber 3, which can ensure the supporting stability of the driving rod 6 during use, and the front end of the driving rod 6 is extended out of the busbar chamber 2, which can facilitate the staff to operate the driving rod 6 from the outside.

[0032] A gear guard plate 12 is provided on the knife drive beam 7, and the gear guard plate 12 includes a non-meshing surface of the bevel gear 8. The setting of the gear guard plate 12 can improve the use stability and reliability of the bevel gear 8, and the gear guard plate 12 includes the non-meshing surface of the bevel gear 8, which can ensure the use stability of the bevel gear 8.

[0033] A knife is provided on the knife driving beam 7, and the knife rotates with the knife driving beam 7. By arranging the knife on the knife driving beam 7 and utilizing the rotation of the knife driving beam 7 to drive the knife to rotate, the gate opening and closing action is realized.

[0034] The present invention arranges a knife drive assembly to close and disconnect the knife in the circuit breaker chamber, and connects the driving rod to the busbar chamber and the circuit breaker chamber, so that the operator can operate as far away from the circuit breaker chamber end as possible, thereby protecting the operator's safety as much as possible. The driving rod is connected to the front end of the knife drive beam, and the driving bevel teeth on the driving rod are meshed with the bevel gear of the driving rod, so that the rotation of the knife drive beam can be achieved by rotating the driving rod, and the gear matching can better and more accurately transmit the rotation action at the driving rod to the knife drive beam, thereby improving the stability of equipment use.

[0035] The above embodiments are merely illustrative of the principles and effects of the present invention, and are not intended to limit the present invention. All equivalent modifications or changes made by those skilled in the art without departing from the spirit and technical ideas disclosed by the present invention shall still be covered by the claims of the present invention.

Claims

1. A closing drive device for a feeder cabinet, characterized in that: It includes a frame, a busbar chamber and a circuit breaker chamber mounted on the frame, a wire seat is arranged in the circuit breaker chamber, a knife holder is arranged on the wire seat, and a knife drive assembly is arranged on one side of the circuit breaker chamber for driving the knife to open and close; The knife drive assembly includes a drive rod connecting the busbar chamber and the circuit breaker chamber, a knife drive beam is rotatably connected to the knife frame, the front end of the knife drive beam is connected to the drive rod, and a bevel gear is provided at the connection between the knife drive beam and the drive rod, and a drive bevel tooth is provided on the drive rod, and the drive bevel tooth is meshed with the bevel gear.

2. The closing drive device for a feeder cabinet according to claim 1, characterized in that: A driving rod limiting column is arranged in the busbar chamber and below the driving rod. A limiting convex sleeve is sleeved on the driving rod. The limiting convex sleeve rotates with the driving rod. The limiting convex sleeve is slidably connected to the driving rod limiting column.

3. The closing drive device for a feeder cabinet according to claim 1, characterized in that: The driving rod is arranged through the front end of the gate knife driving beam, and the driving rod and the gate knife driving beam are rotatably connected.

4. The closing drive device for a feeder cabinet according to claim 1, characterized in that: The root of the driving rod is rotatably connected to the circuit breaker chamber, and the front end of the driving rod extends out of the busbar chamber.

5. The closing drive device for a feeder cabinet according to claim 1, characterized in that: A gear guard plate is arranged on the knife drive beam, and the gear guard plate comprises a non-meshing surface of the bevel gear.

6. The closing drive device for a feeder cabinet according to claim 1, characterized in that: The knife driving beam is provided with a knife, and the knife rotates along with the knife driving beam.

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