CN216212706U

CN216212706U - Starting transformer convenient to daily maintenance

Info

Publication number: CN216212706U
Application number: CN202122635347.1U
Authority: CN
Inventors: 王凯歌
Original assignee: Wuhan Keyuan Transformer Co ltd
Current assignee: Wuhan Keyuan Transformer Co ltd
Priority date: 2021-10-27
Filing date: 2021-10-27
Publication date: 2022-04-05
Anticipated expiration: 2031-10-27

Abstract

The utility model discloses a starting transformer convenient for daily maintenance, belonging to the technical field of starting transformers, most of the existing starting transformers are fixedly arranged inside a transformer box directly through bolts, thereby causing the difficulty and the weight during subsequent maintenance, having a plurality of inconveniences, and the defects of inconvenient installation and disassembly in the bolt fixing and installing mode, comprising a transformer box, wherein the bottom of an inner cavity of the transformer box is provided with a transfer mechanism, the transfer mechanism is detachably provided with a return frame, and the transfer mechanism is provided with a positioning mechanism matched with the return frame for use, through the matching use of a motor, a lead screw and a driving plate and the matching use of a clamping rail and a sliding rail, a transformer body can be conveniently moved out of the transformer box through an underframe, thereby facilitating the development of the maintenance operation of the transformer body, and through the matching use of the transfer mechanism and the positioning mechanism, the convenience is provided for the installation and the disassembly of the return frame and the underframe, thereby providing convenience for the installation and the disassembly of the transformer body.

Description

Starting transformer convenient to daily maintenance

Technical Field

The utility model relates to the technical field of starting transformers, in particular to a starting transformer convenient for daily maintenance.

Background

The transformer is a device for changing alternating voltage by using the principle of electromagnetic induction, and the transformer can be divided into the following parts according to purposes: distribution transformers, excitation transformers, power transformers, single-phase transformers, fully enclosed transformers, lightning protection transformers, combination transformers, and the like.

Although the transformer is widely applied, the starting transformer currently used still has certain defects, for example, most of the existing starting transformers are directly fixedly installed inside a transformer box through bolts, so that the subsequent maintenance is difficult and heavy, a lot of inconvenience exists, and the mode of fixedly installing the bolts also has the defects of inconvenient installation and disassembly, so that the starting transformer convenient for daily maintenance is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a starting transformer convenient for daily maintenance so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a starting transformer convenient for daily maintenance comprises a transformer box, wherein a transfer mechanism is arranged at the bottom of an inner cavity of the transformer box, a return frame is detachably arranged on the transfer mechanism, a positioning mechanism matched with the return frame is arranged on the transfer mechanism, and a transformer body is fixedly connected to one side, away from the transfer mechanism, of the return frame;

the transfer mechanism includes motor and U type frame, motor fixed mounting is in the inner chamber bottom of transformer case, and the terminal fixedly connected with lead screw of motor output, the one end outside that the motor was kept away from to the lead screw rotates and has cup jointed the bearing frame, bearing frame fixed mounting is in the inner chamber bottom of transformer case, the drive plate has been cup jointed to the screw thread on the lead screw, the top of drive plate is equipped with the chassis, U type frame fixed mounting is in the both sides of transformer case inner chamber bottom, and is equipped with the card rail on the U type frame, the slide rail has been cup jointed in the slip on the card rail, one side and chassis fixed connection that U type frame was kept away from to the slide rail, one side lower extreme that the motor was kept away from to the chassis is equipped with the branch that the symmetry set up, the bottom of branch is equipped with the slide bar, branch and the equal slip card of slide bar are established on the transformer case.

According to a preferable technical scheme of the utility model, the positioning mechanism comprises a rotating plate, symmetrically arranged grooves are formed in both sides of the top end of the bottom frame, the rotating plate is rotatably installed in the grooves, a guide rod is arranged at one end of the rotating plate, a rotating ring is slidably sleeved on the guide rod, a spring is arranged on one side, close to the rotating plate, of the rotating ring, the spring is movably sleeved on the guide rod, one end, far away from the rotating ring, of the spring is fixedly connected with the rotating plate, symmetrically distributed clamping blocks are integrally formed on the rotating ring, and the clamping blocks can be slidably clamped on the rotary frame.

As a preferred technical scheme of the utility model, the two sides of the clip frame are both provided with symmetrically distributed sunk grooves, one side of the clip frame away from the rotating plate is provided with a clamping groove matched with the sunk grooves, the spring can be movably clamped in the sunk grooves, and the clamping block can be slidably clamped in the clamping groove.

As a preferred technical scheme of the utility model, one end of the guide rod, which is far away from the rotating plate, is provided with a limiting disc, and the movable ring can be in contact with the limiting disc.

As a preferable technical scheme of the utility model, one side of the clamping block, which is far away from the rotating plate, is provided with a pull rod, and the outer surface of the pull rod is covered with a layer of anti-skid grains.

As a preferable technical scheme of the utility model, two sides of the transformation box are both penetrated with chutes distributed in an array manner, and the outer walls of the two sides of the transformation box are both provided with baffle covers used in cooperation with the chutes.

As a preferable technical scheme of the utility model, the bottom frame is provided with a through groove matched with the inclined groove for use.

As a preferred technical scheme of the utility model, the bottom of the inner cavity of the pressure changing box is provided with two groups of sliding grooves and through grooves which are matched with each other, the sliding rod is slidably inserted in the sliding groove, and the support rod is slidably clamped in the through groove.

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

1. the transformer body can be conveniently moved out of the transformer box through the chassis by matching the motor, the lead screw and the drive plate and matching the clamping rail and the sliding rail, so that the transformer body is convenient to overhaul.

2. Through the cooperation use of transfer mechanism and positioning mechanism, for the installation of returning type frame and chassis is dismantled and is provided facility to installation and the dismantlement for the transformer body provide facility.

Drawings

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

figure 2 is a schematic view of the connection structure of the present invention,

FIG. 3 is an enlarged view of the structure at A in FIG. 2,

FIG. 4 is an enlarged view of the structure at B in FIG. 2,

FIG. 5 is an enlarged view of the structure at C in FIG. 2 according to the present invention.

In the figure: 1. a transformer tank; 11. a chute; 12. a blocking cover; 13. a chute; 14. a through groove; 2. a transfer mechanism; 21. a motor; 22. a U-shaped frame; 23. a screw rod; 24. a bearing seat; 25. a drive plate; 26. a chassis; 27. clamping a rail; 28. a slide rail; 29. a strut; 210. a slide bar; 211. a groove; 212. penetrating a groove; 3. a back-shaped frame; 31. sinking a groove; 32. a card slot; 4. a positioning mechanism; 41. rotating the plate; 42. a guide bar; 43. a moving ring; 44. a spring; 45. a clamping block; 46. a limiting disc; 47. a pull rod; 5. the transformer body.

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.

Example (b): as shown in fig. 1-5, the utility model provides a starting transformer convenient for daily maintenance, which comprises a transformer box 1, wherein a transfer mechanism 2 is arranged at the bottom of an inner cavity of the transformer box 1, a return frame 3 is detachably arranged on the transfer mechanism 2, a positioning mechanism 4 matched with the return frame 3 is arranged on the transfer mechanism 2, and a transformer body 5 is fixedly connected to one side of the return frame 3, which is far away from the transfer mechanism 2;

transfer mechanism 2 includes motor 21 and U type frame 22, motor 21 fixed mounting is in the inner chamber bottom of transformer case 1, in this scheme: the model Y80M1-2 is preferably selected as the motor 21, a power supply interface of the motor is connected with a power supply system through a switch, a running circuit of the motor 21 is a forward and reverse rotation control program of a conventional motor 21, the circuit runs as the conventional circuit, the circuits and control related in the scheme are the prior art, redundant description is not repeated here, the tail end of the output end of the motor 21 is fixedly connected with a screw rod 23, the outer side of one end, far away from the motor 21, of the screw rod 23 is rotatably sleeved with a bearing seat 24, the bearing seat 24 is fixedly installed at the bottom of the inner cavity of the transformer case 1, a driving plate 25 is sleeved on the screw rod 23 in a threaded manner, an underframe 26 is arranged at the top end of the driving plate 25, U-shaped frames 22 are fixedly installed at two sides of the bottom of the inner cavity of the transformer case 1, clamping rails 27 are arranged on the U-shaped frames 22, sliding rails 27 are sleeved with sliding rails 28, one side, far away from the U-shaped frames 22, is fixedly connected with the underframe 26, the utility model discloses a transformer case, including chassis 26, motor 21, slide bar 210, slide bar 13 and through groove 14, the one side lower extreme that motor 21 was kept away from to chassis 26 is equipped with the branch 29 that the symmetry set up, the bottom of branch 29 is equipped with slide bar 210, branch 29 and the equal slide card of slide bar 210 are established on transformer case 1, the inner chamber bottom of transformer case 1 is seted up two sets of cooperation spouts 13 and the through groove 14 that use, slide bar 210 slides and inserts and establish in spout 13, and branch 29 slide card establishes in through groove 14, uses through the cooperation that leads to groove 14 and spout 13, and the removal regulation for branch 29 provides convenience, and provides the guarantee for slide bar 210's stable support.

Further, the positioning mechanism 4 includes a rotating plate 41, two sides of the top end of the bottom frame 26 are both provided with symmetrically-arranged grooves 211, the rotating plate 41 is rotatably installed in the grooves 211, one end of the rotating plate 41 is provided with a guide rod 42, the guide rod 42 is slidably sleeved with a movable ring 43, one side of the movable ring 43 close to the rotating plate 41 is provided with a spring 44, the spring 44 is movably sleeved on the guide rod 42, one end of the spring 44 far away from the movable ring 43 is fixedly connected with the rotating plate 41, the movable ring 43 is integrally formed with symmetrically-distributed clamping blocks 45, the clamping blocks 45 can be slidably clamped on the clip frame 3, two sides of the clip frame 3 are both provided with symmetrically-distributed sunken grooves 31, one side of the clip frame 3 far away from the rotating plate 41 is provided with clamping grooves 32 matched with the sunken grooves 31 for use, the spring 44 can be movably clamped in the sunken grooves 31, and the clamping blocks 45 can be slidably clamped in the clamping grooves 32, thereby can fix back type frame 3 on chassis 26, the one end that commentaries on classics board 41 was kept away from to guide arm 42 is equipped with spacing dish 46, rotating ring 43 can contact with spacing dish 46, and spacing dish 46 has played limiting displacement to rotating ring 43, can avoid appearing the phenomenon that rotating ring 43 and guide arm 42 break away from, one side that rotating plate 41 was kept away from to fixture block 45 is equipped with pull rod 47, the surface of pull rod 47 covers and is equipped with the anti-skidding line of one deck, and the use of pull rod 47 provides convenience for pulling fixture block 45 removes, and the setting up of anti-skidding line uses and provides convenience for the pulling of pull rod 47.

Further, the both sides of transformer case 1 all run through the chute 11 of seting up the array distribution, and all be equipped with on the outer wall of transformer case 1 both sides with chute 11 cooperation use keep off lid 12, keep off the setting up of lid 12 and use and can effectively avoid the dust when getting into transformer case 1 inside, set up on chassis 26 and wear the groove 212 with chute 11 cooperation use, use through wearing the groove 212 and chute 11's cooperation, can ensure transformer body 5's normal heat dissipation.

The working principle is as follows: when the transformer body fixing device is used, the transformer box 1 can be firstly opened, then the motor 21 is opened, at the moment, the motor 21 drives the screw rod 23 to rotate, so that the use of the clamping rails 27 and the sliding rails 28 and the use of the supporting rods 29 and the sliding rods 210 are matched, the underframe 26 can be moved to the outer side of the transformer box 1 through the driving plate 25, then the motor 21 is closed, then the pull rod 47 can be sequentially pulled to change the rotating plate 41 from the vertical state to the horizontal state, then the transformer body 5 is placed on the underframe 26, at the moment, the pull rod 47 needs to be sequentially pulled to one side far away from the rotating plate 41, so that the movable ring 43 is driven to move through the fixture block 45, the spring 44 is further stretched, then the rotating plate 41 can be changed from the horizontal state to the vertical state again, the pull rod 47 is loosened, at the moment, the spring 44 is contracted, so that the fixture block 45 can be driven to reset through the fixture block 43, the fixture block 45 is clamped in the clamping groove 32, after the fixing of the transformer body 5 is finished, the motor 21 can be driven again and drives the underframe 26 to reset, therefore, the transformer body 5 is moved into the transformer box 1 for use, the steps can be repeated when the transformer is required to be overhauled in the subsequent use, and the transformer body 5 is moved out of the transformer box 1 through the underframe 26 for overhauling.

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 starting transformer convenient to daily maintenance, includes transformer case (1), its characterized in that: a transfer mechanism (2) is arranged at the bottom of an inner cavity of the transformer tank (1), a shape returning frame (3) is detachably arranged on the transfer mechanism (2), a positioning mechanism (4) matched with the shape returning frame (3) is arranged on the transfer mechanism (2), and a transformer body (5) is fixedly connected to one side, far away from the transfer mechanism (2), of the shape returning frame (3);

the transfer mechanism (2) comprises a motor (21) and a U-shaped frame (22), the motor (21) is fixedly installed at the bottom of an inner cavity of the transformer box (1), a lead screw (23) is fixedly connected to the tail end of the output end of the motor (21), a bearing seat (24) is rotatably sleeved on the outer side of one end, away from the motor (21), of the lead screw (23), the bearing seat (24) is fixedly installed at the bottom of the inner cavity of the transformer box (1), a driving plate (25) is sleeved on the lead screw (23) in a threaded manner, an underframe (26) is arranged at the top end of the driving plate (25), the U-shaped frame (22) is fixedly installed on two sides of the bottom of the inner cavity of the transformer box (1), a clamping rail (27) is arranged on the U-shaped frame (22), a sliding rail (28) is sleeved on the clamping rail (27), one side, away from the U-shaped frame (22), of the sliding rail (28) is fixedly connected with the underframe (26), the motor (21) is kept away from in chassis (26) one side lower extreme is equipped with branch (29) that the symmetry set up, the bottom of branch (29) is equipped with slide bar (210), branch (29) and the equal slip card of slide bar (210) are established on transformer case (1).

2. A starting transformer for facilitating routine maintenance as claimed in claim 1, wherein: positioning mechanism (4) are including changeing board (41), recess (211) that the symmetry set up are all seted up to the top both sides of chassis (26), change board (41) and rotate and install in recess (211), and the one end of changeing board (41) is equipped with guide arm (42), slip on guide arm (42) has cup jointed rotating ring (43), one side that rotating ring (43) are close to commentaries on classics board (41) is equipped with spring (44), spring (44) activity is cup jointed on guide arm (42), and spring (44) keep away from the one end of rotating ring (43) and change board (41) fixed connection, integrated into one piece has symmetrically distributed's fixture block (45) on rotating ring (43), fixture block (45) can the slip joint on returning type frame (3).

3. A starting transformer for facilitating routine maintenance as claimed in claim 2, wherein: the heavy groove (31) of symmetric distribution are all seted up to the both sides of returning type frame (3), and one side that returns type frame (3) and keep away from commentaries on classics board (41) is equipped with draw-in groove (32) that use with heavy groove (31) cooperation, spring (44) can the activity card establish in heavy groove (31), and draw-in groove (32) are established to fixture block (45) ability slip card.

4. A starting transformer for facilitating routine maintenance as claimed in claim 2, wherein: one end of the guide rod (42) far away from the rotating plate (41) is provided with a limiting disc (46), and the movable ring (43) can be in contact with the limiting disc (46).

5. A starting transformer for facilitating routine maintenance as claimed in claim 2, wherein: and a pull rod (47) is arranged on one side, away from the rotating plate (41), of the clamping block (45), and a layer of anti-skid grains are covered on the outer surface of the pull rod (47).

6. A starting transformer for facilitating routine maintenance as claimed in claim 1, wherein: both sides of transformer case (1) all run through and set up chute (11) that the array distributes, and all be equipped with on the outer wall of transformer case (1) both sides and keep off lid (12) with chute (11) cooperation use.

7. A starting transformer for facilitating routine maintenance as claimed in claim 6, wherein: the bottom frame (26) is provided with a through groove (212) matched with the inclined groove (11).

8. A starting transformer for facilitating routine maintenance as claimed in claim 1, wherein: the bottom of the inner cavity of the transformer box (1) is provided with two groups of sliding grooves (13) and through grooves (14) which are matched with each other, the sliding rods (210) are slidably inserted into the sliding grooves (13), and the supporting rods (29) are slidably clamped in the through grooves (14).