CN214045404U

CN214045404U - 10kV high-voltage frequency converter maintenance device

Info

Publication number: CN214045404U
Application number: CN202022970160.2U
Authority: CN
Inventors: 家建峰; 王军; 黄王学; 刘建珍
Original assignee: Shanxi Gaoyi Steel Co ltd
Current assignee: Shanxi Gaoyi Steel Co ltd
Priority date: 2020-12-10
Filing date: 2020-12-10
Publication date: 2021-08-24
Anticipated expiration: 2030-12-10

Abstract

The utility model discloses a 10kV high-voltage inverter maintains device relates to converter technical field, the power distribution box comprises a box body, the inside lower part of box is provided with the extension structure, the interior diapire of box is close to the position fixedly connected with slide rail at edge, the extension structure includes electric telescopic handle, fixed plate, sliding plate and gyro wheel, the inside wall lower part and the electric telescopic handle fixed connection of box, electric telescopic handle's expansion end terminal surface and fixed plate fixed connection. This device is maintained to 10kV high-voltage inverter, through the setting of dodge gate and box, make this device is maintained to 10kV high-voltage inverter possess with the effect of outside separation to play and avoided outside strength to cause the effect of damage to electrical components, through the cooperation setting of extension structure, can prolong electrical components out at the in-process that uses, and then played and not need the staff to creep into the effect of maintaining in the box, reached the purpose that improves the security performance.

Description

10kV high-voltage frequency converter maintenance device

Technical Field

The utility model relates to a converter technical field specifically is 10kV high-voltage inverter maintains device.

Background

The frequency converter is an electric energy control device which converts a power frequency power supply into another frequency by utilizing the on-off action of a power semiconductor device. With the rapid development of modern power electronic technology and microelectronic technology, high-voltage high-power variable-frequency speed regulation devices are continuously mature, and the high-voltage problem which is difficult to solve all the time originally is well solved by device series connection or unit series connection. The high-voltage frequency converters are various in types and various in classification methods.

Present converter is at the in-process of maintaining, often all is that maintainer takes the flashlight to climb into in the cupboard of converter and detect and maintain, because of the narrow not convenient to operate in place, so very troublesome when maintaining, if there is the occurence of failure moreover, maintainer can not timely escape. Therefore, the existing high-voltage frequency converter maintenance device has the defects of inconvenience in maintenance, low safety performance and the like.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a 10kV high-voltage inverter maintains device has solved the problem that proposes among the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: 10kV high-voltage inverter maintains device, the power distribution box comprises a box body, the inside lower part of box is provided with the extension structure, the interior diapire of box is close to the marginal position fixedly connected with slide rail, the extension structure includes electric telescopic handle, fixed plate, sliding plate and gyro wheel, the inside wall lower part and the electric telescopic handle fixed connection of box, electric telescopic handle's expansion end terminal surface and fixed plate fixed connection, lateral surface one side and the sliding plate fixed connection of fixed plate, the inner wall of sliding plate passes through connecting axle and gyro wheel swing joint, the slide rail passes through the lateral surface roll connection of spout and gyro wheel, the top of sliding plate is provided with the elevation structure, lateral surface one side of box articulates through the hinge has the dodge gate.

Optionally, the number of the extension structures and the number of the lifting structures are two and are symmetrically distributed, the number of the idler wheels is four in total and are arranged in a rectangular array, the cross section of the sliding plate is U-shaped, and a door lock is arranged on one side of the outer side face of the movable door.

Optionally, the lifting structure includes a servo motor, a left-stage driving wheel, a left-stage driven wheel, a right-stage driving wheel and a right-stage driven wheel, the middle of the upper surface of the sliding plate is fixedly connected with the servo motor through a servo motor base, the output end of the servo motor is fixedly connected with a rotating shaft, and one side of the outer side surface of the rotating shaft is fixedly connected with the left-stage driving wheel.

Optionally, the lateral surface opposite side and the right-order action wheel fixed connection of axis of rotation, a side of left-order action wheel passes through the belt and is connected with the transmission of left-order follow driving wheel, the inner wall fixedly connected with dwang from the driving wheel of left-hand level, lateral surface one side fixedly connected with main bevel gear of dwang.

Optionally, a secondary bevel gear is meshed with one side face of the primary bevel gear, a threaded rod is fixedly connected to the inner wall of the secondary bevel gear, a lifting plate is in threaded connection with the lower portion of the outer side face of the threaded rod, the upper surface and the lower surface of the threaded rod are fixedly connected with a top plate through a shaft seat, and an electrical element is fixedly connected to the upper surface of the lifting plate.

Optionally, the position swing joint that the lateral surface of dwang is close to the edge has the support frame, the lower surface and the lifter plate fixed connection of support frame, right side action wheel passes through the conveyer belt and is connected with right side from the driving wheel transmission, the quantity of dwang counts for two, and is the symmetric distribution, the quantity of main bevel gear, follow level bevel gear, threaded rod and support frame is four, and is the form arrangement of rectangular array.

(III) advantageous effects

The utility model provides a 10kV high-voltage inverter maintains device possesses following beneficial effect:

1. this device is maintained to 10kV high-voltage inverter, through the setting of dodge gate and box, make this device is maintained to 10kV high-voltage inverter possess with the effect of outside separation to play and avoided outside strength to cause the effect of damage to electrical components, through the cooperation setting of extension structure, can prolong electrical components out at the in-process that uses, and then played and not need the staff to creep into the effect of maintaining in the box, reached the purpose that improves the security performance.

2. This device is maintained to 10kV high-voltage inverter, through the setting of gyro wheel, connecting axle and sliding plate, make this device is maintained to 10kV high-voltage inverter light, swift effect when having possessed the sliding plate removal to play the effect of the operation of being convenient for, through elevation structure's cooperation setting, the in-process that uses can adjust electrical components's height, and then played the effect that improves the suitability, reached the purpose of being convenient for maintain and overhaul.

Drawings

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

FIG. 2 is a schematic view of the sectional structure of the utility model in a three-dimensional front view;

FIG. 3 is a schematic view of a cross-sectional structure of the three-dimensional extended structure of the present invention;

fig. 4 is the schematic view of the sectional structure of the three-dimensional lifting structure of the present invention.

In the figure: 1. a box body; 2. a slide rail; 3. an extension structure; 301. an electric telescopic rod; 302. a fixing plate; 303. a sliding plate; 304. a roller; 4. a lifting structure; 401. a servo motor; 402. a left-stage driving wheel; 403. a left-stage driven wheel; 404. a right-stage driving wheel; 405. a right-stage driven wheel; 5. a movable door; 6. Rotating the rod; 7. a main stage bevel gear; 8. a slave stage bevel gear; 9. a threaded rod; 10. a lifting plate; 11. a top plate; 12. an electrical component; 13. a support frame.

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.

Referring to fig. 1 to 4, the present invention provides a technical solution: a10 kV high-voltage frequency converter maintenance device comprises a box body 1, an extension structure 3 is arranged at the lower part in the box body 1, a slide rail 2 is fixedly connected to the position, close to the edge, of the inner bottom wall of the box body 1, the extension structure 3 comprises an electric telescopic rod 301, a fixed plate 302, a sliding plate 303 and a roller 304, the lower part of the inner side wall of the box body 1 is fixedly connected with the electric telescopic rod 301, the movable end face of the electric telescopic rod 301 is fixedly connected with the fixed plate 302, one side of the outer side face of the fixed plate 302 is fixedly connected with the sliding plate 303, the inner wall of the sliding plate 303 is movably connected with the roller 304 through a connecting shaft, the slide rail 2 is in rolling connection with the outer side face of the roller 304 through a sliding chute, a lifting structure 4 is arranged above the sliding plate 303, the lifting structure 4 comprises a servo motor 401, a left-stage driving wheel 402, a left-stage driven wheel 403, a right-stage driving wheel 404 and a right-stage driven wheel 405, the middle part of the upper surface of the sliding plate 303 is fixedly connected with the servo motor 401 through a servo motor seat, the output end of the servo motor 401 is fixedly connected with a rotating shaft, one side of the outer side surface of the rotating shaft is fixedly connected with a left-stage driving wheel 402, the other side of the outer side surface of the rotating shaft is fixedly connected with a right-stage driving wheel 404, one side surface of the left-stage driving wheel 402 is in transmission connection with a left-stage driven wheel 403 through a belt, the inner wall of the left-stage driven wheel 403 is fixedly connected with a rotating rod 6, one side of the outer side surface of the rotating rod 6 is fixedly connected with a main-stage bevel gear 7, one side surface of the main-stage bevel gear 7 is meshed with a secondary-stage bevel gear 8, the inner wall of the secondary-stage bevel gear 8 is fixedly connected with a threaded rod 9, the lower part of the outer side surface of the threaded rod 9 is in threaded connection with a lifting plate 10, the upper surface and the lower surface of the threaded rod 9 are both fixedly connected with a top plate 11 through a shaft seat, the upper surface of the lifting plate 10 is fixedly connected with an electrical element 12, and the outer side surface of the rotating rod 6 is movably connected with a supporting frame 13 near the edge, the lower surface and the lifter plate 10 fixed connection of support frame 13, right side action wheel 404 passes through the conveyer belt and is connected with the transmission of right side follow driving wheel 405, the quantity of dwang 6 counts for two, and be the symmetric distribution, primary bevel gear 7, from level bevel gear 8, the quantity of threaded rod 9 and support frame 13 is four, and be the form arrangement of rectangle array, lateral surface one side of box 1 articulates through the hinge has dodge gate 5, the quantity of extension structure 3 and elevating structure 4 is two, and be the symmetric distribution, the quantity of gyro wheel 304 counts for four altogether, and be the form arrangement of rectangle array, the cross sectional shape of sliding plate 303 is the U type, lateral surface one side of dodge gate 5 is provided with the lock.

When the maintenance device is used, a user moves the maintenance device of the 10kV high-voltage frequency converter to a designated position, then the movable door 5 is closed, if maintenance is needed, a worker does not need to drill into the box body 1 for maintenance, only the electric telescopic rod 301 needs to push the fixed plate 302 to move outwards, the fixed plate 302 drives the sliding plate 303 to move on the sliding rail 2, the sliding plate 303 drives the roller 304 to move in the sliding rail 2, the sliding plate 303 can be moved out, after the electric element 12 is completely moved out, the electric device can be stopped, then the user starts the servo motor 401, the servo motor 401 drives the left driving wheel 402, the left driving wheel 402 drives the left driven wheel 403 to rotate through a belt, the left driven wheel 403 drives the rotating rod 6 to rotate, the rotating rod 6 drives the main bevel gear 7 to rotate, the main bevel gear 7 drives the auxiliary bevel gear 8 to rotate, the driven gear 8 drives the threaded rod 9 to rotate, the threaded rod 9 drives the lifting plate 10 to move, meanwhile, the output end of the servo motor 401 also drives the right driving wheel 404 to rotate, the right driving wheel 404 drives the right driven gear 405 to rotate through the conveyor belt, and with the above operation, the height of the lifting plate 10 can be adjusted, and then the purpose of facilitating maintenance is achieved.

The utility model discloses a theory of operation and beneficial effect: the 10kV high-voltage frequency converter maintenance device has the effect of blocking the outside by arranging the movable door 5 and the box body 1, thereby preventing the electric element 12 from being damaged by external force, the electric element 12 can be extended in the use process by the matching arrangement of the extension structure 3, further the effect of maintaining the electric element without the need of a worker in the box body 1 is achieved, the purpose of improving the safety performance is achieved, the 10kV high-voltage frequency converter maintenance device has the effect of easily and quickly moving the sliding plate 303 by arranging the roller 304, the connecting shaft and the sliding plate 303, thereby the operation is convenient, the height of the electric element 12 can be adjusted in the use process by the matching arrangement of the lifting structure 4, further the applicability is improved, the purpose of convenient maintenance and overhaul is achieved.

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

1.10kV high-voltage inverter maintains device, including box (1), its characterized in that: an extension structure (3) is arranged at the lower part of the interior of the box body (1), a slide rail (2) is fixedly connected with the inner bottom wall of the box body (1) at a position close to the edge, the extension structure (3) comprises an electric telescopic rod (301), a fixed plate (302), a sliding plate (303) and a roller (304), the lower part of the inner side wall of the box body (1) is fixedly connected with an electric telescopic rod (301), the end surface of the movable end of the electric telescopic rod (301) is fixedly connected with the fixed plate (302), one side of the outer side surface of the fixed plate (302) is fixedly connected with a sliding plate (303), the inner wall of the sliding plate (303) is movably connected with the roller (304) through a connecting shaft, the slide rail (2) is connected with the outer side surface of the roller (304) in a rolling way through a chute, a lifting structure (4) is arranged above the sliding plate (303), and a movable door (5) is hinged to one side of the outer side face of the box body (1) through a hinge.

2. The 10kV high-voltage inverter maintenance device according to claim 1, wherein: the number of the extension structures (3) and the number of the lifting structures (4) are two and are symmetrically distributed, the number of the rollers (304) is four in total and are arranged in a rectangular array form, the cross section of the sliding plate (303) is U-shaped, and a door lock is arranged on one side of the outer side face of the movable door (5).

3. The 10kV high-voltage inverter maintenance device according to claim 1, wherein: the lifting structure (4) comprises a servo motor (401), a left driving wheel (402), a left driven wheel (403), a right driving wheel (404) and a right driven wheel (405), the middle of the upper surface of the sliding plate (303) is fixedly connected with the servo motor (401) through a servo motor base, the output end of the servo motor (401) is fixedly connected with a rotating shaft, and one side of the outer side surface of the rotating shaft is fixedly connected with the left driving wheel (402).

4. The 10kV high-voltage inverter maintenance device according to claim 3, wherein: the utility model discloses a bevel gear wheel, including the lateral surface of axis of rotation, the lateral surface opposite side and right level action wheel (404) fixed connection of axis of rotation, a side of left level action wheel (402) is passed through the belt and is connected with the transmission of left level from driving wheel (403), the inner wall fixedly connected with dwang (6) of left level from driving wheel (403), lateral surface one side fixedly connected with main bevel gear (7) of dwang (6).

5. The 10kV high-voltage inverter maintenance device according to claim 4, wherein: a side face of the main-stage bevel gear (7) is meshed with a secondary-stage bevel gear (8), the inner wall of the secondary-stage bevel gear (8) is fixedly connected with a threaded rod (9), the lower portion of the outer side face of the threaded rod (9) is in threaded connection with a lifting plate (10), the upper surface and the lower surface of the threaded rod (9) are both fixedly connected with a top plate (11) through a shaft seat, and the upper surface of the lifting plate (10) is fixedly connected with an electric appliance element (12).

6. The 10kV high-voltage inverter maintenance device according to claim 5, wherein: the utility model discloses a star wheel bearing device, including dwang (6), right side action wheel (404), right side driven wheel (405), the quantity of dwang (6) is totally two, and is the symmetric distribution, the quantity of main bevel gear (7), from level bevel gear (8), threaded rod (9) and support frame (13) is four, and is the form arrangement of rectangular array, the position swing joint that the lateral surface of dwang (6) is close to the edge has support frame (13), the lower surface and lifter plate (10) fixed connection of support frame (13), right side action wheel (404) is connected with right side driven wheel (405) transmission through the conveyer belt, the quantity of dwang (6).