CN219565156U - Auxiliary device for assembling voltage transformer - Google Patents

Abstract

The utility model discloses an auxiliary device for assembling a voltage transformer, which comprises an operation frame and a positioning assembly; the running frame comprises a bottom plate, a middle plate, a supporting plate and a support column; the bottom plate, the middle plate and the supporting plate are connected through the support posts; the lower end of the bottom plate is provided with a plurality of pulleys; an annular limiting frame is arranged at the center of the lower end face of the middle plate; limiting blocks are arranged at two ends of the limiting frame and are connected to the middle plate; the positioning assembly comprises a driving part, a limiting part and a resetting part; the driving part is rotatably arranged in the limiting frame. The problem that in the prior art, because the volume of a voltage transformer is large, a transport cart is needed when the voltage transformer is assembled into a power distribution cabinet is solved; after the transport cart moves to the inside of the power distribution cabinet, the cart is easy to slide due to the fact that the corresponding positioning mechanism is not arranged, and therefore the technical problem of potential safety hazards exists in the process of installing or maintaining the voltage transformer is caused.

Description

Auxiliary device for assembling voltage transformer

Technical Field

The utility model relates to the technical field of transportation equipment, in particular to an auxiliary device for assembling a voltage transformer.

Background

The voltage transformer is similar to a transformer and is an instrument for converting voltage, but the transformer is convenient for conveying electric energy for converting voltage, so that the capacity is large, and kilovolt-ampere or megavolt-ampere is generally used as a calculation unit; the purpose of voltage transformation of the voltage transformer is mainly used for supplying power to a measuring instrument and a relay protection device, measuring the voltage, the power and the electric energy of a line or protecting valuable equipment, a motor and a transformer in the line when the line fails, so that the capacity of the voltage transformer is very small, generally only a few volt-amperes, tens of volt-amperes and not more than one kilovolt-ampere at maximum;

in China patent CN206742713U, "a 35kV current transformer and voltage transformer transportation and installation handcart", the device mainly solves the problems that the existing transportation device is inconvenient to transport the voltage transformer to the inside of a power distribution cabinet when the voltage transformer is transported, manual transportation is needed, and the maintenance time is too long due to large transportation capacity and difficult transportation; although the device improves the moving efficiency of the voltage transformer, when the trolley is pushed to the power distribution cabinet, the trolley is easy to slide due to the fact that the corresponding positioning mechanism is not arranged, so that certain potential safety hazards exist in the process of installing or maintaining the power distribution cabinet;

for this purpose, we propose an auxiliary device for assembling a voltage transformer.

Disclosure of Invention

The utility model aims to overcome the technical defects, and provides an auxiliary device for assembling a voltage transformer, which solves the problems that in the prior art, the voltage transformer has larger volume, so that a transport cart is required to be used when the voltage transformer is assembled into a power distribution cabinet; after the transport cart moves to the inside of the power distribution cabinet, the cart is easy to slide due to the fact that the corresponding positioning mechanism is not arranged, and therefore the technical problem of potential safety hazards exists in the process of installing or maintaining the voltage transformer is caused.

In order to achieve the technical purpose, the utility model adopts the following technical scheme:

an auxiliary device for assembling a voltage transformer comprises an operation frame and a positioning assembly;

the running frame comprises a bottom plate, a middle plate, a supporting plate and a support column; the bottom plate, the middle plate and the supporting plate are connected through the support posts; the lower end of the bottom plate is provided with a plurality of pulleys; an annular limiting frame is arranged at the center of the lower end face of the middle plate; limiting blocks are arranged at two ends of the limiting frame and are connected to the middle plate;

the positioning assembly comprises a driving part, a limiting part and a resetting part; the driving part is rotatably arranged in the limiting frame; the limiting part is axially arranged below the middle plate, one axial end of the limiting part extends into the limiting frame, and the other axial end of the limiting part penetrates through the limiting block; the reset part is sleeved on the outer peripheral surface of the limiting part, and the tail end of the reset part is connected to the limiting block; when the driving part rotates, the limiting part is pushed to extrude the resetting part, and one end of the limiting part, which is far away from the limiting frame, extends into the clamping groove of the power distribution cabinet.

In one embodiment, the supporting plate is provided with a groove for placing a voltage transformer; the outer wall of the supporting plate is connected with a plurality of binding belts; one end of the support plate, which is far away from the binding belt, is provided with a plurality of through holes corresponding to the binding belts one by one.

In one embodiment, the driving part comprises a worm wheel, a worm, a connecting rod and a pushing rod; the worm wheel is arranged above the middle plate, and the worm is connected with the worm wheel in a meshed manner; the connecting rod is connected below the worm wheel, and one axial end of the connecting rod penetrates through the middle plate and extends into the limiting frame; the pushing rod is arranged in the limiting frame and connected with the tail end of the connecting rod, and the pushing rod is used for pushing the limiting part.

In one embodiment, one axial end of the worm is fixed with a rotating wheel, and a rotating handle is fixed on the rotating wheel.

In one embodiment, the limiting part comprises a pushing post, a plug and an arc plate; the pushing column is axially arranged below the middle plate, the reset part is wound on the outer peripheral surface of the pushing column, and one axial end of the pushing column penetrates through the limiting block and is connected with the plug; the axial other end of the pushing column penetrates through the limiting frame and is connected with the arc-shaped plate matched with the pushing rod.

In one embodiment, the number of the arc plates is two, and the two arc plates are connected with a bump for limiting the push rod.

In one embodiment, the reset portion includes a spring and a connecting plate; the spring winding set up in promote the outer peripheral face of post, the one end of spring is connected on the stopper, the connecting plate is fixed promote on the post, the connecting plate is towards the one side of stopper is connected with the spring.

In one embodiment, the limiting frame and the limiting block are provided with holes for the pushing posts to penetrate.

In one embodiment, the number of the pulleys is four, and the four pulleys are respectively connected with four corners of the lower end face of the bottom plate.

In one embodiment, the angle of rotation of the push rod is less than 180 °.

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

1. compared with the prior art, when a worker uses the device, the voltage transformer to be transported is placed on the supporting plate, the whole operation frame is pushed to move towards the inside of the power distribution cabinet through the pulleys, after the voltage transformer is moved into the inside of the power distribution cabinet, the driving part is forced to rotate circumferentially in the limiting frame again, the limiting part is pushed in the rotating process, the limiting part extrudes the reset part to deform, after the reset part deforms, one end of the limiting part, which is far away from the limiting frame, extends to the outside of the middle plate and is clamped in the clamping groove of the power distribution cabinet, limiting of the whole transportation device is completed, and the whole transportation device cannot displace in the process of assembling or maintaining the voltage transformer again, so that safety accidents are effectively avoided.

Drawings

FIG. 1 is a schematic overall view of the present utility model;

FIG. 2 is a schematic view of the structure of the support plate according to the present utility model;

FIG. 3 is a schematic view of a positioning assembly according to the present utility model;

FIG. 4 is a schematic view of the structure of the base plate of the present utility model;

fig. 5 is a schematic representation of the use of the present utility model.

In the figure: 1. an operation rack; 11. a bottom plate; 111. a pulley; 12. a middle plate; 121. a limit frame; 122. a limiting block; 13. a support plate; 131. binding bands; 132. a through hole; 14. a support post; 2. a positioning assembly; 21. a driving section; 211. a worm wheel; 212. a worm; 2121. a rotating wheel; 2122. rotating the handle; 213. a connecting rod; 214. a push rod; 22. a limit part; 221. pushing the column; 222. a plug; 223. an arc-shaped plate; 23. a reset section; 231. a spring; 232. and (5) connecting a plate.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Referring to fig. 1, the auxiliary device for assembling a voltage transformer provided by the utility model comprises an operation frame 1 and a positioning assembly 2.

The running rack 1 comprises a bottom plate 11, a middle plate 12, a supporting plate 13 and a strut 14; the bottom plate 11, the middle plate 12 and the supporting plate 13 are connected through a pillar 14; the lower end of the bottom plate 11 is provided with a plurality of pulleys 111; an annular limiting frame 121 is arranged at the center of the lower end surface of the middle plate 12; limiting blocks 122 are respectively connected to the middle plate 12 and positioned at two ends of the limiting frame 121.

The positioning assembly 2 comprises a driving part 21, a limiting part 22 and a resetting part 23; the driving part 21 is rotatably arranged in the limiting frame 121; the limiting part 22 is axially arranged below the middle plate 12, one axial end of the limiting part 22 extends into the limiting frame 121, and the other axial end of the limiting part 22 penetrates through the limiting block 122; the reset part 23 is sleeved on the outer peripheral surface of the limit part 22, and the tail end of the reset part 23 is connected to the limit block 122; when the driving part 21 rotates, the limiting part 22 is pushed to press the reset part 23, and one end of the limiting part 22 far away from the limiting frame 121 extends into the clamping groove of the power distribution cabinet.

In the use, the staff places voltage transformer on backup pad 13, and promote medium plate 12, make its whole operation frame 1 remove under pulley 111's effect, after whole operation frame 1 removes the switch board inside, staff rotates drive division 21, make its drive division 21 carry out anticlockwise rotation at the end of spacing frame 121, in the rotation process, the one end of drive division 21 promotes the spacing portion 22 in spacing frame 121 inside, and make its spacing portion 22 axial one end begin extrusion reset portion 23, make its reset portion 23 take place to warp, after drive division 21 anticlockwise rotation to a certain extent, stop rotating drive division 21, spacing portion 22 axial one end extends to medium plate 12 outside, and block is to being located the draw-in groove of switch board inner wall, accomplish the spacing of whole operation frame 1 at this moment, whole conveyer is in the state of stagnation, and can not take place the displacement, make its conveyer in the use like this, stability is stronger, and it is safer.

In order to improve the stability of the voltage transformer when placed, referring to fig. 1 and 2, in a preferred embodiment, a groove for placing the voltage transformer is formed in the supporting plate 13; the outer wall of the supporting plate 13 is connected with a plurality of binding bands 131; one end of the supporting plate 13 far away from the binding belt 131 is provided with a plurality of through holes 132 corresponding to the binding belts 131 one by one.

Wherein tie 131 possesses certain scalability, when the staff places voltage transformer on the recess of backup pad 13, ties voltage transformer through tie 131 to run through hole 132, tie 131 to it and tie, thereby reach the effect of fixing voltage transformer, make its in-process of transporting again, voltage transformer can not take place the condition that drops.

To improve the driving efficiency of the driving portion 21, referring to fig. 1, 3 and 4, in a preferred embodiment, the driving portion 21 includes a worm wheel 211, a worm 212, a connecting rod 213 and a push rod 214; the worm gear 211 is arranged above the middle plate 12, and the worm 212 is in meshed connection with the worm gear 211; the connecting rod 213 is connected below the worm gear 211, and one axial end of the connecting rod 213 penetrates through the middle plate 12 and extends into the limiting frame 121; the push rod 214 is disposed in the limit frame 121 and connected to the end of the connecting rod 213, the push rod 214 is used for pushing the limit portion 22, a rotating wheel 2121 is fixed at one axial end of the worm 212, and a rotating handle 2122 is fixed on the rotating wheel 2121.

The rotating handle 2122 drives the rotating wheel 2121 to rotate, the rotating wheel 2121 drives the worm 212 to rotate, the worm gear 211 is driven by the worm 212 to rotate anticlockwise, and the worm gear 211 drives the connecting rod 213 and the pushing rod 214 to do anticlockwise circular motion in the limiting frame 121, so that the pushing rod 214 pushes the whole limiting portion 22.

To improve the matching efficiency of the limiting portion 22 and the reset portion 23, referring to fig. 3, in a preferred embodiment, the limiting portion 22 includes a pushing post 221, a plug 222 and an arc plate 223; the pushing post 221 is axially arranged below the middle plate 12, the reset part 23 is wound on the outer peripheral surface of the pushing post 221, and one axial end of the pushing post 221 penetrates through the limiting block 122 and is connected with the plug 222; the other axial end of the pushing post 221 penetrates through the limiting frame 121 and is connected with two arc plates 223 matched with the pushing rod 214, the number of the arc plates 223 is two, the two arc plates 223 are connected with a bump for limiting the pushing rod 214, and the reset part 23 comprises a spring 231 and a connecting plate 232; the spring 231 twines the outer peripheral face that sets up in pushing post 221, and the one end of spring 231 is connected on stopper 122, and connecting plate 232 is fixed on pushing post 221, and the one side of connecting plate 232 towards stopper 122 is connected with spring 231, has all offered the hole that supplies pushing post 221 to run through on spacing frame 121 and the stopper 122, and the quantity of pulley 111 is four, and four pulleys 111 are connected the four corners at bottom plate 11 lower terminal surface respectively, and the rotation angle of catch bar 214 is less than 180.

When the push rod 214 rotates anticlockwise in the circular limiting frame 121, the arc plates 223 are pushed, the push column 221 is pushed by the arc plates 223, the connecting plate 232 on the push column 221 extrudes the spring 231, the push column 221 penetrates through the limiting block 122, one end with the plug 222 extends into a clamping groove on the inner wall of the power distribution cabinet, limiting of the whole conveying device is completed, the arc plates 223 are arranged, a circular structure can be formed by the two arc plates 223, when the push rod 214 moves circularly, the two arc plates 223 can be matched with the arc plates 223 better, the two arc plates 223 are pushed to move reversely, and the opposite surfaces of the two arc plates 223 are provided with protruding blocks, so that the rotation amplitude of the push rod 214 can be limited, the overlarge rotation amplitude of the push rod 214 is avoided, and the arc plates 223 cannot be effectively abutted; the spring 231 is provided, so that the pushing post 221 is convenient to reset rapidly, when the pushing rod 214 does not squeeze the arc plate 223 any more, the connecting plate 232 is pushed by the spring 231, and the whole pushing post 221 is driven to move into the limiting frame 121 by the connecting plate 232, so that the plug 222 of the whole transporting device is far away from the clamping groove of the power distribution cabinet, and the whole transporting device is convenient to move subsequently.

For a better understanding of the present utility model, the following describes in detail the operation of an auxiliary device for assembling a voltage transformer according to the present utility model with reference to fig. 1 to 5: when the positioning device is used, a worker places a voltage transformer on the supporting plate 13, the voltage transformer is fixed through the binding belt 131, after the fixing is finished, the whole operation frame 1 is pushed, the operation frame 1 enters the inside of the power distribution cabinet under the action of the pulley 111, the worker drives the rotation handle 2122, the worm 212 is driven to rotate through the cooperation of the rotation handle 2122 and the rotating wheel 2121, the worm 212 drives the worm wheel 211 to rotate anticlockwise, the worm wheel 211 drives the push rod 214 through the connecting rod 213 to rotate anticlockwise in the circular limiting frame 121, the arc plate 223 is pushed, the whole push column 221 is pushed through the arc plate 223, the push column 221 presses the spring 231, the plug 222 is driven to extend into a clamping groove of the power distribution cabinet, the limiting of the whole transportation frame is completed, at the moment, the worker can open the binding belt 131 and assemble the transported voltage transformer, after the assembly is finished, the push rod 214 is driven to rotate clockwise, the push rod 221 is not in the interference with the arc plate 223, the elastic force of the spring 231 pushes the push column 221 to move in the limiting frame 121, and the plug 222 is driven to be far away from the clamping groove, and the positioning device is thus canceled, the positioning device is easy to operate, and the positioning device can be positioned in the power distribution device and the safety and stability is greatly improved.

The above-described embodiments of the present utility model do not limit the scope of the present utility model. Any other corresponding changes and modifications made in accordance with the technical idea of the present utility model shall be included in the scope of the claims of the present utility model.

Claims (10)

1. An auxiliary device for assembling a voltage transformer, which is characterized in that: comprises an operation frame and a positioning component;

the running frame comprises a bottom plate, a middle plate, a supporting plate and a support column; the bottom plate, the middle plate and the supporting plate are connected through the support posts; the lower end of the bottom plate is provided with a plurality of pulleys; an annular limiting frame is arranged at the center of the lower end face of the middle plate; limiting blocks are arranged at two ends of the limiting frame and are connected to the middle plate;

the positioning assembly comprises a driving part, a limiting part and a resetting part; the driving part is rotatably arranged in the limiting frame; the limiting part is axially arranged below the middle plate, one axial end of the limiting part extends into the limiting frame, and the other axial end of the limiting part penetrates through the limiting block; the reset part is sleeved on the outer peripheral surface of the limiting part, and the tail end of the reset part is connected to the limiting block; when the driving part rotates, the limiting part is pushed to extrude the resetting part, and one end of the limiting part, which is far away from the limiting frame, extends into the clamping groove of the power distribution cabinet.

2. The auxiliary device for assembling a voltage transformer according to claim 1, wherein: the supporting plate is provided with a groove for placing a voltage transformer; the outer wall of the supporting plate is connected with a plurality of binding belts; one end of the support plate, which is far away from the binding belt, is provided with a plurality of through holes corresponding to the binding belts one by one.

3. The auxiliary device for assembling a voltage transformer according to claim 1, wherein: the driving part comprises a worm wheel, a worm, a connecting rod and a pushing rod; the worm wheel is arranged above the middle plate, and the worm is connected with the worm wheel in a meshed manner; the connecting rod is connected below the worm wheel, and one axial end of the connecting rod penetrates through the middle plate and extends into the limiting frame; the pushing rod is arranged in the limiting frame and connected with the tail end of the connecting rod, and the pushing rod is used for pushing the limiting part.

4. A voltage transformer assembly auxiliary device according to claim 3, wherein: a rotating wheel is fixed at one axial end of the worm, and a rotating handle is fixed on the rotating wheel.

5. A voltage transformer assembly auxiliary device according to claim 3, wherein: the limiting part comprises a pushing column, a plug and an arc-shaped plate; the pushing column is axially arranged below the middle plate, the reset part is wound on the outer peripheral surface of the pushing column, and one axial end of the pushing column penetrates through the limiting block and is connected with the plug; the axial other end of the pushing column penetrates through the limiting frame and is connected with the arc-shaped plate matched with the pushing rod.

6. The auxiliary device for assembling a voltage transformer according to claim 5, wherein: the number of the arc plates is two, and the two arc plates are connected with the lug used for limiting the pushing rod.

7. The auxiliary device for assembling a voltage transformer according to claim 5, wherein: the reset part comprises a spring and a connecting plate; the spring winding set up in promote the outer peripheral face of post, the one end of spring is connected on the stopper, the connecting plate is fixed promote on the post, the connecting plate is towards the one side of stopper is connected with the spring.

8. The auxiliary device for assembling a voltage transformer according to claim 5, wherein: the limiting frame and the limiting block are provided with holes for the pushing columns to penetrate.

9. The auxiliary device for assembling a voltage transformer according to claim 1, wherein: the number of the pulleys is four, and the four pulleys are respectively connected with four corners of the lower end face of the bottom plate.

10. A voltage transformer assembly auxiliary device according to claim 3, wherein: the rotation angle of the pushing rod is smaller than 180 degrees.