CN214254046U

CN214254046U - Lifting device for transformer maintenance

Info

Publication number: CN214254046U
Application number: CN202120373624.3U
Authority: CN
Inventors: 张水龙; 曾国靖; 祁国鹏; 汪飞鹏; 孙旭; 李娜; 廖俊捷
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-02-18
Filing date: 2021-02-18
Publication date: 2021-09-21
Anticipated expiration: 2031-02-18

Abstract

The utility model discloses a transformer is elevating gear for maintenance, including base, drive wheel and first conical gear, the inboard left and right ends symmetry of base is provided with two lead screws, and the lead screw outside cover is equipped with the drive wheel, the drive wheel outside is provided with driving belt, and driving belt is connected with the drive wheel surface. This elevating gear is used in transformer maintenance, at first, through the motor, first conical gear, second conical gear, the drive wheel, mutually supporting of driving belt and lead screw, can make the slide drive place the seat elevating movement adjust the height of placing of transformer, set up the rotating electrical machines through placing a bottom, the position of placing of adjustable transformer, it is inboard to make the transformer be fixed in by the centre gripping through placing mutually supporting of the interior regulation pole of putting of seat and splint, be convenient for maintain the transformer, this structure is in the maintenance and repair process of transformer, need not artificially adjust the height of placing and position of transformer, maintenance efficiency is improved.

Description

Lifting device for transformer maintenance

Technical Field

The utility model relates to a transformer maintenance technical field specifically is a lifting device is used in transformer maintenance.

Background

The transformer is a device for changing alternating voltage by utilizing the principle of electromagnetic induction, and main components are a primary coil, a secondary coil and an iron core (magnetic core), and the transformer has the main functions of: voltage conversion, current conversion, impedance conversion, isolation, voltage stabilization (magnetic saturation transformer), and the like, and can be classified into: power transformers and special transformers (furnace transformers, rectification transformers, power frequency test transformers, voltage regulators, mining transformers, audio transformers, intermediate frequency transformers, high frequency transformers, impact transformers, instrument transformers, electronic transformers, reactors, mutual inductors, etc.).

When the transformer breaks down, the transformer needs to be conveyed to a special maintenance point for maintenance, the placing height and the placing direction of the transformer need to be adjusted when different parts of the transformer are detected and maintained in the maintenance process, the transformer is very inconvenient to adjust manually due to the fact that the weight of the transformer is heavy, time and labor are wasted, and maintenance operation efficiency is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lifting device is used in transformer maintenance provides in order to solve above-mentioned background art, when the transformer breaks down, need transport the transformer to special maintenance point and maintain, need the height and the position of placing of adjusting the transformer when carrying out the detection maintenance to the different positions of transformer at the in-process of maintenance, because the weight of transformer is heavier, the position of artificial adjustment transformer is very inconvenient, and wastes time and energy, lead to maintaining the low scheduling problem of operating efficiency.

In order to achieve the above object, the utility model provides a following technical scheme: a lifting device for maintaining a transformer comprises a base, a transmission wheel and a first conical gear, wherein two lead screws are symmetrically arranged at the left end and the right end of the inner side of the base, the transmission wheel is sleeved outside the lead screws, a transmission belt is arranged outside the transmission wheel and is connected with the outer surface of the transmission wheel, a first conical gear is sleeved at the lower end of the lead screws and is positioned below the right transmission wheel, a second conical gear is arranged at the right lower part of the first conical gear, a connecting shaft is fixedly connected with the axis of the second conical gear, one end, away from the second conical gear, of the connecting shaft penetrates through the right side wall of the base and extends outwards, a driving motor is arranged at the right side of the base, the rotating shaft of the driving motor is fixedly connected with the connecting shaft, shells are symmetrically arranged at the left side and the right side above the base, the bottom end of each shell is fixedly welded with the corresponding base, the bottom end of the screw rod is movably connected with the inner wall at the bottom of the base, the top end of the screw rod penetrates through the top wall of the base and extends into the shell, the top end of the screw rod is movably connected with the inner wall at the top of the shell, a sliding groove is formed in one side, opposite to the shell, of the shell, a sliding plate is arranged in the sliding groove, two ends of the sliding plate are sleeved outside the screw rod, a rotating motor is fixedly arranged at the bottom end of the sliding plate, a rotating shaft of the rotating motor penetrates through the sliding plate and extends upwards, a placing seat is fixedly arranged on the end face, extending out of the sliding plate, of the rotating shaft of the rotating motor, a mounting groove is formed in the inner wall at the bottom of the placing seat, a regulating rod is arranged in the mounting groove, the left end of the regulating rod is movably connected with the inner wall of the mounting groove, the right end of the regulating rod penetrates through the right wall of the placing seat and extends outwards, a handle is fixedly connected with the right end of the regulating rod, a clamping plate is sleeved outside the regulating rod, and the upper end of the clamping plate exceeds the mounting groove and extends upwards.

Preferably, the screw rod is fixedly connected with the axis of the driving wheel, and the screw rod and the base form a rotating structure through the driving wheel and the driving belt).

Preferably, the first bevel gear is fixedly connected with the screw rod at the axis of the first bevel gear, and the first bevel gear is in meshed connection with the second bevel gear.

Preferably, threaded holes matched with the screw rods are formed in the two ends of the sliding plate, and the sliding plate and the base form a lifting structure through the screw rods.

Preferably, the placing seat is of a concave structure, and the placing seat and the sliding plate form a rotating structure through a rotating motor.

The two ends of the adjusting rod are provided with reverse threads, clamping plates are symmetrically arranged on the reverse threads, and the bottom ends of the clamping plates are in threaded connection with the adjusting rod.

Compared with the prior art, the beneficial effects of the utility model are that:

this elevating gear is used in transformer maintenance, at first through the motor, first conical gear, second conical gear, the drive wheel, the mutually supporting of driving belt and lead screw, can make the slide drive place the seat and do elevating movement in the base top, adjust the height of placing of transformer, set up rotating electrical machines through placing the seat bottom, can adjust the position of placing of transformer according to maintenance needs, make the transformer be fixed in by the centre gripping and place the seat inboard through placing mutually supporting of the regulation pole of putting in the seat and splint, be convenient for maintain the transformer, the utility model discloses the simple operation, in the maintenance process of transformer, do not need artificially adjusting the height of placing and the position of transformer, improved maintenance efficiency.

Drawings

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

FIG. 2 is a schematic view of the connection structure of the mounting seat and the adjusting rod of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

fig. 4 is a schematic view of the connection structure of the clamp plate and the mounting seat of the present invention.

In the figure: 1. a base; 2. a screw rod; 3. a driving wheel; 4. a drive belt; 5. a first bevel gear; 6. a second bevel gear; 7. a connecting shaft; 8. a drive motor; 9. a housing; 10. a chute; 11. a slide plate; 12. a rotating electric machine; 13. a placing seat; 14. mounting grooves; 15. adjusting a rod; 16. a handle; 17. and (4) clamping the plate.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a lifting device for maintaining a transformer comprises a base 1, a transmission wheel 3 and a first conical gear 5, wherein two screw rods 2 are symmetrically arranged at the left end and the right end of the inner side of the base 1, the transmission wheel 3 is sleeved outside the screw rods 2, a transmission belt 4 is arranged outside the transmission wheel 3, the transmission belt 4 is connected with the outer surface of the transmission wheel 3, a first conical gear 5 is sleeved at the lower end of each screw rod 2, the first conical gear 5 is positioned below the right transmission wheel 3, a second conical gear 6 is arranged at the right lower part of the first conical gear 5, a connecting shaft 7 is fixedly connected at the axis of the second conical gear 6, one end of the connecting shaft 7, far away from the second conical gear 6, penetrates through the right side wall of the base 1 and extends outwards, a driving motor 8 is arranged at the right side of the base 1, a rotating shaft of the driving motor 8 is fixedly, the bottom end of a shell 9 is fixedly welded with a base 1, the bottom end of a screw rod 2 is movably connected with the inner wall of the bottom of the base 1, the top end of the screw rod 2 penetrates through the top wall of the base 1 and extends into the shell 9, the top end of the screw rod 2 is movably connected with the inner wall of the top of the shell 9, one side, opposite to the shell 9, is provided with a chute 10 in a penetrating manner, a sliding plate 11 is arranged in the chute 10, two ends of the sliding plate 11 are sleeved outside the screw rod 2, the bottom end of the sliding plate 11 is fixedly provided with a rotating motor 12, a rotating shaft of the rotating motor 12 penetrates through the sliding plate 11 and extends upwards, a placing seat 13 is fixedly arranged at the end face, extending out of the sliding plate 11, of the rotating shaft of the rotating motor 12, the inner wall of the bottom of the placing seat 13 is provided with a mounting groove 14, an adjusting rod 15 is arranged in the mounting groove 14, the left end of the adjusting rod 15 is movably connected with the inner wall of the mounting groove 14, the right end of the adjusting rod 15 penetrates through the right wall of the placing seat 13 and extends outwards, the right end of the adjusting rod 15 is fixedly connected with a handle 16, and the handle 16 is positioned at the right side of the placing seat 13, the clamping plate 17 is sleeved outside the adjusting rod 15, and the upper end of the clamping plate 17 exceeds the installing groove 14 and extends upwards.

The screw rod 2 is fixedly connected with the axis of the driving wheel 3, and the screw rod 2 forms a rotating structure with the base 1 through the driving wheel 3 and the driving belt 4, so that the sliding plate 11 in threaded connection with the screw rod 2 is driven to move up and down above the base 1 through the rotation of the screw rod 2.

The axle center of the first conical gear 5 is fixedly connected with the screw rod 2, the first conical gear 5 is meshed with the second conical gear 6, the driving motor 8 is favorable for driving the first conical gear 5 to rotate through the second conical gear 6, and the screw rod 2 is driven to rotate through the driving wheel 3 and the driving belt 4 while the first conical gear 5 rotates.

Threaded holes matched with the screw rods 2 are formed in the two ends of the sliding plate 11, the sliding plate 11 forms a lifting structure with the base 1 through the screw rods 2, and the sliding plate 11 is favorable for driving the placing seat 13 to move up and down above the base 1.

The placing seat 13 is of a concave structure, and the placing seat 13 forms a rotating structure with the sliding plate 11 through the rotating motor 12, so that the placing direction of the transformer can be conveniently adjusted when the transformer is maintained.

The both ends of adjusting pole 15 are provided with reverse screw thread, and the symmetry is provided with splint 17 on the reverse screw thread to splint 17 bottom and adjust pole 15 threaded connection can make splint 17 move in opposite directions simultaneously through twisting handle 16 and carry out the centre gripping fixedly to placing the transformer on the seat 13.

The working principle is as follows: when the lifting device for maintaining the transformer is used, the transformer is firstly placed on the inner sides of two clamping plates 17 in a placing seat 13, a handle 16 is manually rotated to enable an adjusting rod 15 to drive the clamping plates 17 to move in the placing seat 13 in opposite directions, when the clamping plates 17 move to be in contact with the outer surface of the transformer, the handle 16 stops rotating, the clamping and the positioning of the transformer are completed, when the height of the transformer needs to be adjusted, a driving motor 8 is started, a rotating shaft of the driving motor 8 drives a second conical gear 6 to rotate through a connecting shaft 7, the second conical gear 6 drives a first conical gear 5 to rotate, the first conical gear 5 drives a screw rod 2 and a driving wheel 3 to rotate, a driving belt 4 drives the screw rod 2 on the other side to rotate while the screw rod 2 rotates, and simultaneously drives a sliding plate 11 and the placing seat 13 to move above a base 1 at a constant speed along the direction of a sliding chute 10 on a shell 9, when placing seat 13 and taking the transformer to remove to suitable height, close driving motor 8 and maintain the transformer, in the maintenance process, when needing the position of placing of adjusting transformer, open rotating electrical machines 12, rotating electrical machines's 12 pivot drives and places the position of placing that seat 13 is rotatory to adjust the transformer, when the position of placing of transformer is adjusted to the maintenance of being convenient for, close rotating electrical machines 12 and maintain the transformer, the utility model discloses the simple operation, in the maintenance process of transformer, do not need artificially adjusting the height of placing and the position of transformer, this is exactly this transformer maintenance is with elevating gear's theory of operation.

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

Claims

1. The utility model provides a transformer is elevating gear for maintenance, includes base (1), drive wheel (3) and first conical gear (5), its characterized in that: the left end and the right end of the inner side of the base (1) are symmetrically provided with two screw rods (2), the outer side of each screw rod (2) is sleeved with a transmission wheel (3), the outer side of each transmission wheel (3) is provided with a transmission belt (4), each transmission belt (4) is connected with the outer surface of each transmission wheel (3), the lower end of each screw rod (2) is sleeved with a first conical gear (5), each first conical gear (5) is positioned below the corresponding right transmission wheel (3), the right lower part of each first conical gear (5) is provided with a second conical gear (6), the axis of each second conical gear (6) is fixedly connected with a connecting shaft (7), one end, far away from each second conical gear (6), of each connecting shaft (7) penetrates through the right side wall of the base (1) and extends outwards, the right side of the base (1) is provided with a driving motor (8), and the rotating shaft of each driving motor (8) is fixedly connected with each connecting shaft (7), the device is characterized in that shells (9) are symmetrically arranged on the left side and the right side above the base (1), the bottoms of the shells (9) are fixedly welded with the base (1), the bottom end of the screw rod (2) is movably connected with the inner wall of the bottom of the base (1), the top end of the screw rod (2) penetrates through the top wall of the base (1) and extends into the shells (9), the top end of the screw rod (2) is movably connected with the inner wall of the top of the shell (9), a sliding groove (10) is formed in one side, opposite to the shell (9), of the shell (9) in a penetrating mode, a sliding plate (11) is arranged in the sliding groove (10), two ends of the sliding plate (11) are sleeved on the outer side of the screw rod (2), a rotating motor (12) is fixedly arranged at the bottom end of the sliding plate (11), a rotating shaft of the rotating motor (12) penetrates through the sliding plate (11) and extends upwards, and a placing seat (13) is fixedly arranged on the end face, extending out of the sliding plate (11), of the rotating shaft of the rotating motor (12), place seat (13) bottom inner wall and seted up mounting groove (14), and be provided with in mounting groove (14) and adjust pole (15), adjust the inner wall swing joint of pole (15) left end and mounting groove (14), and the right-hand member of adjusting pole (15) runs through the right wall of placing seat (13) and outwards extends, the right-hand member fixedly connected with handle (16) of adjusting pole (15), and handle (16) are located and place seat (13) right side, it is equipped with splint (17) to adjust pole (15) outside cover, and the upper end of splint (17) surpasss mounting groove (14) and upwards extends.

2. The lifting device for transformer maintenance according to claim 1, characterized in that: the screw rod (2) is fixedly connected with the axis of the transmission wheel (3), and the screw rod (2) and the base (1) form a rotating structure through the transmission wheel (3) and the transmission belt (4).

3. The lifting device for transformer maintenance according to claim 1, characterized in that: the first bevel gear (5) is fixedly connected with the screw rod (2) at the axis, and the first bevel gear (5) is meshed with the second bevel gear (6).

4. The lifting device for transformer maintenance according to claim 1, characterized in that: threaded holes matched with the screw rods (2) are formed in the two ends of the sliding plate (11), and the sliding plate (11) and the base (1) form a lifting structure through the screw rods (2).

5. The lifting device for transformer maintenance according to claim 1, characterized in that: the placing seat (13) is of a concave structure, and the placing seat (13) and the sliding plate (11) form a rotating structure through the rotating motor (12).

6. The lifting device for transformer maintenance according to claim 1, characterized in that: the two ends of the adjusting rod (15) are provided with reverse threads, clamping plates (17) are symmetrically arranged on the reverse threads, and the bottom end of each clamping plate (17) is in threaded connection with the adjusting rod (15).