CN211813297U

CN211813297U - Transformer substation maintenance lift auxiliary device

Info

Publication number: CN211813297U
Application number: CN202020189889.3U
Authority: CN
Inventors: 宋欣; 谢国明
Original assignee: Tianjin Jinyuan Power Supply Equipment Co ltd
Current assignee: Tianjin Jinyuan Power Supply Equipment Co ltd
Priority date: 2020-02-20
Filing date: 2020-02-20
Publication date: 2020-10-30
Anticipated expiration: 2030-02-20

Abstract

The utility model discloses a lifting auxiliary device for transformer substation maintenance, which comprises an operation panel, a lifting mechanism for driving the operation panel to lift and a rotary motion output device, wherein the rotary motion output device is fixed on the lifting mechanism, and an output shaft of the rotary motion output device is connected with the operation panel to drive the operation panel to do rotary motion in the horizontal direction; still be provided with the rail that is used for the protection at the edge of operation panel, the center department of operation panel still fixedly connected with have the rubber tape of deformability, and the quantity of rubber tape is 2. The utility model discloses improve to the low scheduling problem of current maintainer high altitude construction factor of safety. The utility model has the advantages of high safety factor.

Description

Transformer substation maintenance lift auxiliary device

Technical Field

The utility model relates to a substation auxiliary assembly field especially involves one kind and is used for the supplementary dress of transformer substation's maintenance lift.

Background

The transformer substation is a place for converting voltage and current, receiving electric energy and distributing electric energy in an electric power system. In order to ensure continuous and safe operation of the equipment, the equipment is subjected to periodic inspection tour on the substation equipment, and the operation condition, the change condition and the abnormal condition of the equipment are grasped in time.

Need carry out the high altitude maintenance through elevating gear when overhauing substation equipment usually, will fix the safety belt on elevating gear in order to ensure maintainer's safety when the high altitude maintenance operation, just need lift the safety belt off again and fix in other places of elevating gear again when the maintainer need change direction on elevating gear maintain other equipment, the maintainer can be interrupted the state that does not have the safety belt fixed in the high altitude maintenance in-process like this, factor of safety is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art not enough, provide one kind and be used for the transformer substation to maintain supplementary dress of going up and down to solve the low level technical problem of maintainer high altitude construction factor of safety among the prior art.

The utility model discloses a realize through following technical scheme: the utility model discloses a lifting auxiliary device for transformer substation maintenance, which comprises an operation panel, a lifting mechanism for driving the operation panel to lift and a rotary motion follower, wherein the rotary motion follower is fixed on the lifting mechanism, and an output shaft of the rotary motion follower is connected with the operation panel to drive the operation panel to do rotary motion in the horizontal direction;

the edge of operation panel still is provided with the rail that is used for the protection, and, the center department of operation panel still fixedly connected with has the rubber tape of deformability, the quantity of rubber tape is 2.

Preferably, the lifting mechanism comprises an upper fixing plate, a plurality of steel balls are movably arranged on the end face, close to the operating plate, of the upper fixing plate, and the steel balls are distributed about the center of the rotary motion output device.

The steel ball is arranged to reduce friction force, and meanwhile, a certain supporting effect can be provided for the operating plate, so that the service life of the rotary motion output device is prolonged.

Preferably, the operating plate is provided with a rolling groove adapted to the steel ball, and the cross section of the rolling groove is circular.

The setting of rolling groove can carry out certain limiting displacement to the steel ball, makes the operating panel be rotary motion more smoothly to, can reduce the distance between operating panel and the upper fixed plate, prevent that there is impurity to get into the influence steel ball and roll.

Preferably, the lifting mechanism comprises a lower bottom plate for supporting, a weight limiting groove is formed in the lower bottom plate, and a plurality of balancing weights are arranged in the weight limiting groove.

The setting of balancing weight is in order to guarantee the structural stability of whole equipment, promotes the security performance that promotes the device.

Preferably, the lifting mechanism comprises a plurality of hinge rod groups and a hydraulic oil cylinder for locking the positions of the hinge rod groups, each hinge rod group comprises a first connecting rod and a second connecting rod, the centers of the first connecting rod and the second connecting rod are hinged, two adjacent hinge rod groups are hinged end to end, the hinge rod groups are vertically arranged to form a scissor fork structure, the head end of the hinge rod group close to the upper fixing plate is hinged to the upper fixing plate, and the tail end of the hinge rod group close to the lower base plate is hinged to the lower base plate.

The hinge rod group of the scissor fork structure is convenient to fold and stretch, and is positioned through the hydraulic oil cylinder in a stretching state, so that the operating plate is fixed at a certain height, the adjustment of different heights can be controlled through the hydraulic oil cylinder, the structure is simple, the operation is convenient, and the applicability of the device is improved.

Preferably, the upper fixing plate and the lower bottom plate are respectively provided with a protection bulge, the protection bulges are arranged around the hinge rod group, and the protection bulges seal the lifting mechanism when the lifting mechanism is kept static.

When the lifting mechanism is completely in a folded state, the protection protrusion, the upper fixing plate and the lower base plate are formed to seal the environment for protecting the hinge rod group, so that the hinge rod group is prevented from being exposed to the external environment for a long time and being rusted.

Preferably, the rotary motion follower is configured as a servomotor.

The utility model discloses a be used for transformer substation's maintenance lift auxiliary assembly compares with prior art and has following beneficial effect:

1. the operation board is controlled to rotate through the rotary motion output device, and when the overhaul direction is changed on the operation board to maintain other equipment, the safety belt does not need to be dismounted and fixed at other places of the lifting device, so that the safety belt is kept in a state that the safety belt does not leave during the high-altitude operation by an overhaul worker, and the safety performance is improved;

2. the rubber belt is arranged to limit the positions of the feet of the maintainer in the rotating process, so that the body stability is kept, the forward leaning amplitude of the body of the maintainer is limited in the overhauling process, and the safety performance is improved.

Drawings

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

fig. 2 is a cross-sectional structural view of the present invention.

Reference numerals: 1. an operation panel; 2. a lifting mechanism; 201. an upper fixing plate; 202. a lower base plate; 203. a set of hinge rods; 204. a hydraulic cylinder; 3. a rotational motion follower; 4. a fence; 5. a rubber belt; 6. steel balls; 7. rolling a groove; 8. a weight-limiting groove; 9. a balancing weight; 10. a protective projection; 11. a first link; 12. a second link.

Detailed Description

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present invention. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the invention, as detailed in the appended claims.

A lifting auxiliary device for transformer substation maintenance, please refer to fig. 1-2, which comprises an operation panel 1 for maintainers to stand, a lifting mechanism 2 for driving the operation panel 1 to lift, and a rotary motion output device 3;

the operation panel 1 may have a rectangular structure or a circular structure, and the rotational motion follower 3 is configured as a servo motor.

The rotating speed range of the rotary motion output device 3 can be 1-3 r/min, the rotary motion output device 3 is fixed on the lifting mechanism 2, and an output shaft of the rotary motion output device 3 is connected with the operating plate 1 to drive the operating plate 1 to do rotary motion in the horizontal direction;

the edge of the operation panel 1 is also provided with a protective fence 4, and the center of the operation panel 1 is also fixedly connected with 2 rubber belts 5 with deformation capacity, and the number of the rubber belts 5 is 2.

The shape of the rail 4 is not limited, but the rail 4 has at least one rail for fixing the safety belt, and the height of the rail 4 can be set to about 50 cm.

The lifting mechanism 2 comprises an upper fixing plate 201, a lower base plate 202 for supporting, 3 hinge rod groups 203 and a hydraulic oil cylinder 204 for locking the positions of the hinge rod groups 203;

a plurality of steel balls 6 are movably arranged on the end surface of the upper fixing plate 201 close to the operating plate 1, and the steel balls 6 are distributed in the center of the rotary motion output device 3. I.e. forming a regular circle around the rotary motion follower 3, wherein,

the lower bottom plate 202 is provided with a weight limiting groove 8, the weight limiting groove 8 is internally provided with a plurality of balancing weights 9, and the balancing weights 9 are arranged in a plurality. The weight member 9 may be made of ductile iron, and,

the hinge rod group 203 comprises a first connecting rod 11 and a second connecting rod 12, the centers of the first connecting rod 11 and the second connecting rod 12 are hinged, two adjacent hinge rod groups 203 are hinged end to end, a plurality of hinge rod groups 203 are vertically arranged to form a scissor structure, the head end of the hinge rod group 203 close to the upper fixing plate 201 is hinged with the upper fixing plate 201, and the tail end of the hinge rod group 203 close to the lower base plate 202 is hinged with the lower base plate 202.

The installation position of the hydraulic oil cylinder 204 is not limited, the number of the hydraulic oil cylinders 204 is multiple, and the installation position can be realized only by driving one hinge rod group 203 to lift upwards when the output of the hydraulic oil cylinder 204 extends out. For example, a hydraulic ram 204 is attached to lower plate 202 with its output shaft attached at a central hinge point of set of hinge rods 203 near lower plate 202.

Also can increase the stability of structure through the scissors fork structure that sets up two sets of vertical parallels to a gag lever post is all fixed to the structural pin joint that corresponds of two sets of scissors forks, and the gag lever post level sets up and guarantees that articulated rod set 203 can not take place the slope when stacking in vertical direction, protection pin joint structure.

The operating plate 1 is provided with a rolling groove 7 adapted to the steel ball 6, and the cross section of the rolling groove 7 is circular.

The upper fixing plate 201 and the lower base plate 202 are respectively provided with a protection bulge 10, the protection bulge 10 is arranged around the hinge rod group 203, and the protection bulge 10 seals the lifting mechanism 2 when the lifting mechanism 2 keeps static.

During operation at first let the maintainer enter into on the operation panel 1, tie the safety belt, in rubber band 5 was put into to both feet, then let other people supplementary make a plurality of hydraulic cylinder 204 work reach suitable maintenance height, then substation equipment overhauls, when needs change direction overhauls other equipment, make 3 rotatory access panel of rotary motion follower work to suitable position stop can.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A lifting auxiliary device for transformer substation maintenance is characterized by comprising an operation panel (1), a lifting mechanism (2) for driving the operation panel (1) to lift and a rotary motion output device (3), wherein the rotary motion output device (3) is fixed on the lifting mechanism (2), and an output shaft of the rotary motion output device (3) is connected with the operation panel (1) to drive the operation panel (1) to rotate horizontally;

the edge of the operation panel (1) is also provided with a protective fence (4), the center of the operation panel (1) is fixedly connected with rubber belts (5) with deformation capacity, and the number of the rubber belts (5) is 2.

2. The substation maintenance lifting auxiliary device of claim 1, characterized in that the lifting mechanism (2) comprises an upper fixing plate (201), a plurality of steel balls (6) are movably arranged on the end surface of the upper fixing plate (201) close to the operating plate (1), and the plurality of steel balls (6) are distributed in the center of the rotary motion output device (3).

3. The lifting auxiliary device for substation maintenance according to claim 2, wherein the operating plate (1) is provided with a rolling groove (7) adapted to the steel ball (6), and the cross section of the rolling groove (7) is circular.

4. A substation maintenance lifting auxiliary device according to claim 2, characterized in that the lifting mechanism (2) comprises a lower bottom plate (202) for supporting, a weight-limiting groove (8) is arranged on the lower bottom plate (202), a plurality of weight blocks (9) are arranged in the weight-limiting groove (8).

5. A substation maintenance lifting auxiliary device according to claim 4, characterized in that the lifting mechanism (2) comprises a plurality of hinge rod sets (203) and hydraulic oil cylinders (204) locking positions of the hinge rod sets (203), the hinge rod sets (203) comprise a first connecting rod (11) and a second connecting rod (12), centers of the first connecting rod (11) and the second connecting rod (12) are hinged, two adjacent hinge rod sets (203) are hinged end to end, the plurality of hinge rod sets (203) are vertically arranged to form a scissor structure, a head end of the hinge rod set (203) close to the upper fixing plate (201) is hinged to the upper fixing plate (201), and a tail end of the hinge rod set (203) close to the lower base plate (202) is hinged to the lower base plate (202).

6. A substation maintenance lifting auxiliary device according to claim 5, characterized in that the upper fixing plate (201) and the lower fixing plate (202) are respectively provided with a protection protrusion (10), the protection protrusion (10) is arranged around the hinge rod set (203), and the protection protrusion (10) seals the lifting mechanism (2) when the lifting mechanism (2) is kept still.

7. A substation maintenance lifting aid according to claim 1, characterized in that the rotary motion follower (3) is configured as a servomotor.