CN210710460U

CN210710460U - Assembling crane for transformer iron core

Info

Publication number: CN210710460U
Application number: CN201921424368.5U
Authority: CN
Inventors: 徐望飞
Original assignee: Wuhan Wanchang Electromechanical Equipment Co Ltd
Current assignee: Wuhan Wanchang Electromechanical Equipment Co Ltd
Priority date: 2019-08-30
Filing date: 2019-08-30
Publication date: 2020-06-09
Anticipated expiration: 2029-08-30

Abstract

The utility model discloses an assembly loop wheel machine of transformer core, the on-line screen storage device comprises a base, the terminal surface is provided with the removal wheel under the base, the vertical pipe box of middle part fixedly connected with of base up end, one side on vertical pipe box upper portion is provided with the motor through the mounting bracket, the output shaft fixedly connected with reduction gear of motor, the output shaft end of reduction gear is through receiving rope frame and mounting panel fixed connection, the output shaft end of reduction gear is connected with receiving the rotation of rope frame, reduction gear output shaft end winding fixedly connected with lifting rope, fixedly connected with connecting block after the leading wheel diversion is passed through to the one end of lifting rope, the lower part fixedly connected with hoist of connecting block, the utility model relates to a transformer assembly technical field. The assembling crane for the transformer iron core solves the problems that when the existing assembling crane for the iron core coil is lifted, the iron core coil is easy to slide due to balanced stress and the use range of the lifting hook is single.

Description

Assembling crane for transformer iron core

Technical Field

The utility model relates to a transformer assembly technical field specifically is a transformer core's assembly loop wheel machine.

Background

A Transformer (Transformer) is a device that changes an alternating-current voltage by using the principle of electromagnetic induction, and main components are a primary coil, a secondary coil, and an iron core (magnetic core). The main functions are as follows: voltage transformation, current transformation, impedance transformation, isolation, voltage stabilization (magnetic saturation transformer), and the like. According to the application, the method can be divided 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.). A transformer is a device for converting alternating voltage, alternating current and impedance, and when alternating current flows through a primary coil, an alternating magnetic flux is generated in an iron core (or a magnetic core), so that a voltage (or current) is induced in a secondary coil. The transformer consists of an iron core (or a magnetic core) and a coil, wherein the coil is provided with two or more than two windings, the winding connected with a power supply is called a primary coil, and the other windings are called secondary coils.

In the process of assembling the transformer core coil, particularly in the process of hoisting the large-scale transformer core coil, the coil needs to be stably straightened, and the iron core coil needs to be hoisted by using a crane for assembling. The transformer coil lifting appliance used in the past is a three-jaw lifting appliance, when the three-jaw lifting appliance is used, unbalanced stress points are easy to occur, a coil easily slips off, loss is caused, meanwhile, the lifting hook is single in use range, and the three-jaw lifting appliance is low in applicability to iron core coils of different sizes.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a transformer core's assembly loop wheel machine has solved current iron core coil assembly loop wheel machine when lifting by crane, and iron core coil is because the balanced easy landing of atress and the single problem of lifting hook application range.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: an assembly crane for a transformer iron core comprises a base, wherein the lower end surface of the base is provided with a movable wheel, the middle part of the upper end surface of the base is fixedly connected with a vertical pipe sleeve, the upper part of the vertical pipe sleeve is fixedly connected with a top plate through a vertical rod, a motor is arranged on one side of the upper part of the vertical pipe sleeve through a mounting frame, a speed reducer is fixedly connected with the output shaft of the motor, the output shaft end of the speed reducer is fixedly connected with the mounting plate through the rope collecting frame, the output shaft end of the speed reducer is rotationally connected with the rope collecting frame, the output shaft end of the speed reducer is fixedly connected with a lifting rope in a winding way, one end of the lifting rope is fixedly connected with a connecting block after being turned by a guide wheel, the lower part of the connecting block is fixedly connected with a lifting appliance, the upper end surface of the base is provided with a power supply device, the power supply device is electrically connected with the controller through an electric wire, and a placing groove is formed in the upper end face of the power supply device.

The hoist includes supplementary rope, the upper end and the connecting block fixed connection of supplementary rope, the lower extreme of supplementary rope passes through engaging lug fixedly connected with mounting panel, the equal vertical board of fixedly connected with in edge around the mounting panel up end, the spread groove has evenly been arranged to the terminal surface of vertical board, the inner chamber of spread groove passes through go-between fixedly connected with lifting hook, go-between and lifting hook fixed connection, the lifting hook is through lifting by crane ear fixedly connected with iron core coil.

Preferably, the upper part of the vertical pipe sleeve is provided with positioning grooves at equal intervals, and the vertical rod is fixedly connected with the vertical pipe sleeve through a fixing bolt.

Preferably, the upper part of the rope collecting frame is provided with a direction-changing pulley, and the lifting rope passes through the direction-changing pulley.

Preferably, the upper portion of connecting block is provided with the main rope groove, the main rope groove winding is connected with the lifting rope, the lower part fixedly connected with fixed axle of connecting block, the outside fixedly connected with of fixed axle the supplementary rope.

Preferably, the number of the connecting lugs and the number of the auxiliary ropes are 4, the connecting lugs are symmetrically arranged in the middle of the upper end face of the mounting plate, and the auxiliary ropes are identical in length and material.

(III) advantageous effects

The utility model provides an assembly loop wheel machine of transformer core. The method has the following beneficial effects:

the assembly crane of the transformer iron core is provided with the positioning grooves at equal intervals, and the vertical rods are arranged through the fixing bolts, so that the height of the lifting height can be conveniently adjusted, the capacity of the crane for adapting to different heights is improved, the connecting blocks are fixedly connected with the connecting lugs through four strands of same auxiliary ropes, the connecting lugs are symmetrically arranged on the mounting plate in pairs, the pulling force applied to the connecting lugs is the same, the resultant force applied to the mounting plate is consistent with the direction of the lifting rope and is vertically upward, the balanced stress of the iron core coil lifted by the symmetrical lifting hooks at the lower part of the mounting plate is ensured, the condition of left and right inclination caused by unbalanced force application of the lifting hooks is avoided, the iron core coil is conveniently assembled, and the connecting grooves are uniformly arranged on the vertical plates, so that the intervals of the lifting hooks can be conveniently adjusted according to the specification and the size, therefore, when the iron core coil is lifted, the purposes of ensuring balanced stress and realizing adjustable distance between the lifting hooks are achieved.

Drawings

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

FIG. 2 is a schematic view of the structure of the present invention;

FIG. 3 is a schematic diagram of the structure of the mounting plate of the present invention;

fig. 4 is a schematic structural view of the connecting block of the present invention, which is seen from the front (left one) and from the side (right one).

In the figure: the lifting device comprises a base 1, a moving wheel 2, a vertical pipe sleeve 3, a positioning groove 4, a fixing bolt 5, a vertical rod 6, a mounting rack 7, a motor 8, a speed reducer 9, a rope collecting rack 10, a lifting rope 11, a guide wheel 12, a connecting block 13, a main rope groove 131, a fixed shaft 132, a lifting appliance 14, an auxiliary rope 141, a connecting lug 142, a mounting plate 143, a vertical plate 144, a connecting groove 145, a connecting ring 146, a lifting hook 147, a top plate 15, a power supply device 16, a controller 17, a lifting lug 18 and an iron core coil 19.

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: an assembly crane for a transformer core comprises a base 1, wherein a movable wheel 2 is arranged on the lower end face of the base 1, a vertical pipe sleeve 3 is fixedly connected to the middle of the upper end face of the base 1, a top plate 15 is fixedly connected to the upper portion of the vertical pipe sleeve 3 through a vertical rod 6, positioning grooves 4 are arranged on the upper portion of the vertical pipe sleeve 3 at equal intervals, the vertical rod 6 is fixedly connected with the vertical pipe sleeve 3 through a fixing bolt 5, the positioning grooves 3 are arranged at equal intervals, the vertical rod 6 is installed through the fixing bolt 5, the height of a lifting height can be conveniently adjusted, the capacity of the crane for adapting to different heights is improved, a motor 8 is arranged on one side of the upper portion of the vertical pipe sleeve 3 through a mounting frame 7, a speed reducer 9 is fixedly connected to an output shaft end of the motor 8, and an output shaft end, the output shaft end of the speed reducer 9 is rotatably connected with the rope collecting frame 10, the upper part of the rope collecting frame 10 is provided with a turning pulley, the lifting rope 11 passes through the turning pulley, the lifting rope 11 in the numerical direction can be turned to the horizontal direction through the turning pulley, the lifting rope 11 and the output shaft of the speed reducer 9 are convenient to wind and collect or release, the output shaft end of the speed reducer 9 is wound and fixedly connected with the lifting rope 11, one end of the lifting rope 11 is fixedly connected with a connecting block 13 after being turned through a guide wheel 12, the lower part of the connecting block 13 is fixedly connected with a lifting appliance 14, the upper part of the connecting block 13 is provided with a main rope groove 131, the main rope groove 131 is wound and connected with the lifting rope 11, the lower part of the connecting block 13 is fixedly connected with a fixed shaft 132, the outside of the fixed shaft 132 is fixedly connected with the auxiliary rope 141, and the, the power supply device 16 is electrically connected with the controller 17 through an electric wire, a placing groove is formed in the upper end face of the power supply device 16, and the controller 17 and the electric wire corresponding to bundling are convenient to place through the placing groove.

The lifting appliance 14 comprises an auxiliary rope 141, the upper end of the auxiliary rope 141 is fixedly connected with a connecting block 13, the lower end of the auxiliary rope 141 is fixedly connected with a mounting plate 143 through a connecting lug 142, the number of the connecting lugs 142 and the auxiliary rope 141 is 4, the connecting lugs 142 are symmetrically arranged in the middle of the upper end surface of the mounting plate 143 in pairs, the length materials of the auxiliary rope 141 are the same, the connecting block 13 is fixedly connected with the connecting lugs 142 through four strands of the same auxiliary rope 141, the connecting lugs 142 are symmetrically arranged on the mounting plate 143 in pairs, the tensile force applied to the connecting lugs 142 is the same, the resultant force applied to the mounting plate 143 is consistent with the direction of the lifting rope 11 and is vertically upward, the iron core coil 19 lifted by the symmetrical lifting hooks 147 at the lower part of the mounting plate 143 is ensured to be balanced in stress, the condition of left and right inclination caused by unbalanced force application of the lifting hooks 147, the equal fixedly connected with of edge vertical plate 144 around the mounting panel 143 up end, the spread groove 145 has evenly been arranged to the terminal surface of vertical plate 144, the inner chamber of spread groove 145 passes through go-between 146 fixedly connected with lifting hook 147, go-between 146 and lifting hook 147 fixed connection, through evenly having arranged spread groove 145 on vertical plate 144, can be convenient for according to iron core coil 19's specification size, adjust the interval of lifting hook 147 to lift by crane not equidimension iron core coil 19, lifting hook 147 is through lifting lug 18 fixedly connected with iron core coil 19.

During operation, the positioning grooves 3 are arranged at equal intervals, the vertical rods 6 are installed through the fixing bolts 5, the height of the lifting height can be conveniently adjusted, the capacity of the lifting machine for adapting to different heights is improved, the connecting block 13 is fixedly connected with the connecting lugs 142 through four strands of same auxiliary ropes 141, the connecting lugs 142 are symmetrically arranged on the mounting plate 143 in pairs, the pulling force applied to the connecting lugs 142 is the same, the resultant force applied to the mounting plate 143 is consistent with the direction of the lifting rope 11 and is vertically upward, the stress balance of the iron core coil 19 lifted by the lower portion of the mounting plate 143 through the symmetrical lifting hooks 147 is ensured, the condition of left and right inclination caused by unbalanced force application of the lifting hooks 147 is avoided, the iron core coil 19 is conveniently assembled, the connecting grooves 145 are evenly arranged on the vertical plates 144, the intervals of the lifting hooks 147 can be conveniently adjusted according to the specification and size of the iron core coil 19, so, thereby reached when lifting by crane iron core coil 19, guarantee that the atress is balanced and realize the mesh of lifting hook 147 interval adjustable, through being provided with the diversion pulley, can be with ascending lifting rope 11 diversion to the horizontal direction of numerical value side, be convenient for lifting rope 11 and the output shaft winding of reduction gear 9 are received and are restrainted or put the rope, corotation and the reversal through controller 17 starter motor 8, thereby the output shaft of reduction gear 9 drives lifting rope 11 and receives and restraint or put the rope, realizing reciprocating of iron core coil 19 through the hoist, personnel can promote vertical pipe box 3, make whole loop wheel machine carry out the ascending motion of horizontal direction, thereby accomplish the assembly to iron core coil 19.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

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 an assembly loop wheel machine of transformer core, includes base (1), its characterized in that: the lifting device is characterized in that a moving wheel (2) is arranged on the lower end face of the base (1), a vertical pipe sleeve (3) is fixedly connected to the middle of the upper end face of the base (1), a top plate (15) is fixedly connected to the upper portion of the vertical pipe sleeve (3) through a vertical rod (6), a motor (8) is arranged on one side of the upper portion of the vertical pipe sleeve (3) through a mounting frame (7), a speed reducer (9) is fixedly connected to an output shaft end of the motor (8), an output shaft end of the speed reducer (9) is fixedly connected with a mounting plate through a rope collecting frame (10), an output shaft end of the speed reducer (9) is rotatably connected with the rope collecting frame (10), a lifting rope (11) is fixedly connected to the output shaft end of the speed reducer (9) in a winding mode, a connecting block (13) is fixedly connected to one end of the lifting rope (11, the upper end face of the base (1) is provided with a power supply device (16), the power supply device (16) is electrically connected with a controller (17) through an electric wire, and the upper end face of the power supply device (16) is provided with a placing groove;

hoist (14) are including supplementary rope (141), the upper end and connecting block (13) fixed connection of supplementary rope (141), engaging lug (142) fixedly connected with mounting panel (143) are passed through to the lower extreme of supplementary rope (141), the equal fixedly connected with vertical board (144) of edge around mounting panel (143) up end, spread groove (145) have evenly been arranged to the terminal surface of vertical board (144), the inner chamber of spread groove (145) passes through go-between (146) fixedly connected with lifting hook (147), go-between (146) and lifting hook (147) fixed connection, lifting hook (147) are through playing lug (18) fixedly connected with iron core coil (19).

2. The assembling crane for the transformer core according to claim 1, characterized in that: the upper part of the vertical pipe sleeve (3) is provided with positioning grooves (4) at equal intervals, and the vertical rod (6) is fixedly connected with the vertical pipe sleeve (3) through a fixing bolt (5).

3. The assembling crane for the transformer core according to claim 1, characterized in that: the upper part of the rope collecting frame (10) is provided with a direction-changing pulley, and the lifting rope (11) passes through the direction-changing pulley.

4. The assembling crane for the transformer core according to claim 1, characterized in that: the upper portion of connecting block (13) is provided with main rope groove (131), main rope groove (131) winding is connected with lifting rope (11), the lower part fixedly connected with fixed axle (132) of connecting block (13), the outside fixedly connected with of fixed axle (132) supplementary rope (141).

5. The assembling crane for the transformer core according to claim 1, characterized in that: the number that engaging lug (142) and supplementary rope (141) set up is 4, two liang of symmetric arrangement of engaging lug (142) are in the middle part of mounting panel (143) up end, the length material of supplementary rope (141) is all the same.