CN110504640B - Electric power maintenance station type slide chair capable of maintaining balance and preventing unbalance weight by utilizing air pressure - Google Patents
Electric power maintenance station type slide chair capable of maintaining balance and preventing unbalance weight by utilizing air pressure Download PDFInfo
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- CN110504640B CN110504640B CN201910825643.2A CN201910825643A CN110504640B CN 110504640 B CN110504640 B CN 110504640B CN 201910825643 A CN201910825643 A CN 201910825643A CN 110504640 B CN110504640 B CN 110504640B
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- seat plate
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C7/00—Parts, details, or accessories of chairs or stools
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
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Abstract
The invention discloses an electric power overhaul station type slide chair capable of maintaining balance and preventing unbalanced weight by utilizing air pressure. According to the invention, the connecting rod drives the clamping plates on the two sides to simultaneously move inwards or outwards through the acting force of the electromagnet on the armature, the clamping plates are used for fixing maintenance personnel to a certain extent, the gravity center of the maintenance personnel is prevented from excessively deviating to one side of the seat plate to cause shaking, then the air cavity is inflated through the valve port, the first ejector rod and the second ejector rod push the seat plate upwards along the sleeve, the universal ball is positioned in the seat plate to move until the numerical value of the level gauge is maintained in a certain range, the seat plate is basically kept horizontal, so that the maintenance personnel can keep a horizontal sitting posture, and the operation is convenient and labor-saving.
Description
Technical Field
The invention relates to the field of electric power overhaul equipment, in particular to an electric power overhaul standing type slide chair which maintains balance and prevents unbalance weight by utilizing air pressure.
Background
In the process of electric power rapid development, the accident of electric power system appears frequently, and to guaranteeing maintenance personal's in the power maintenance process safety condition and requirement also more and more strict, move through power maintenance double round slide chair at present mostly, overhauls electric wire, cable, and current traditional art considers not comprehensively, has following drawback:
because of the electric wire, the cable mount frame height differs, make the electric wire, the cable is mostly the slope personally submits certain contained angle with the level, maintenance personal sits with the electric wire, the gliding double round glider on the fixed steel wire that the cable paralleled can follow the double round glider slope slip because the action of gravity when maintaining, the focus skew makes maintenance personal need to divide a part of energy and maintains balance, reduce maintenance efficiency, and maintenance personal slides to the low side makes the double round glider atress unbalanced, thereby lead to the unilateral damage of glider to cause the accident easily.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a power maintenance station type sliding chair capable of maintaining balance and preventing unbalance weight by utilizing air pressure, and aims to solve the defects that in the prior art, due to different heights of wire and cable mounting frames, a certain included angle is formed between the inclined plane and the horizontal plane of the wire and the cable, a maintenance worker sitting on a sliding double-wheel sliding chair on a fixed steel wire parallel to the wire and the cable can slide along the inclined plane of the double-wheel sliding chair under the action of gravity when maintaining, the gravity center is deviated, so that the maintenance worker needs to divide part of energy to maintain balance, the maintenance efficiency is reduced, and the force applied to the double-wheel sliding chair by the maintenance worker sliding to the low end is unbalanced, so that accidents are easily caused by unilateral damage of the sliding chair.
In order to achieve the purpose, the invention is realized by the following technical scheme:
an electric power overhaul station type slide chair capable of keeping balance and preventing unbalanced weight by utilizing air pressure structurally comprises pulleys, a truss, a support frame, an auxiliary rod, a detachable safety belt and an unbalanced weight prevention device, wherein the pulleys are arranged on the inner side of the support frame and are connected in a rotating mode, the truss is connected with the support frame in a welding mode, the auxiliary rod is connected with the support frame, the detachable safety belt is arranged on the front surface of the support frame, the truss is arranged above the unbalanced weight prevention device, the unbalanced weight prevention device comprises an outer casing, a seat plate, a rotating shaft, a gravity center limiting mechanism, a cushion, a level gauge and a jacking balance mechanism, the seat plate is embedded in the outer casing and is connected in a rotating mode, the seat plate and the rotating shaft are rotatably connected in an embedded mode, the gravity center limiting mechanism is embedded in the seat plate, the cushion is embedded in the upper surface of the seat plate and is connected in an embedded mode, the level gauge is installed on the bottom surface of the seat plate and connected in an adhesion mode, and the top end of the jacking balance mechanism is rotatably connected with the seat plate in a nesting mode.
As a further scheme of the invention, the gravity center limiting mechanism is provided with an electromagnet, an installation block, a magnetic piston piece, a guide rod, a connecting rod, a clamping plate and a limiting rod, the electromagnet is embedded and installed inside the installation block, the guide rod is arranged on the upper surface of the installation block, the guide rod and the magnetic piston piece are slidably connected in an embedding manner, the magnetic piston piece is connected with the clamping plate through the connecting rod, the clamping plate is embedded and sleeved on the outer side of the limiting rod and is connected in a sliding manner, and the electromagnet is arranged below the magnetic piston piece.
As a further scheme of the invention, the jacking balance mechanism is provided with a valve port, an air cavity, a first ejector rod, a second ejector rod, a sleeve, a universal ball and a rubber pad, the valve port is embedded in the bottom of the sleeve and is positioned in the air cavity, the first ejector rod and the second ejector rod are slidably connected in a nesting mode, the sleeve is arranged on the outer side of the second ejector rod, the universal ball is mounted at the top end of the first ejector rod and is fixedly connected in a welding mode, and the outer side of the universal ball is connected with the rubber pad in a fitting mode.
As a further scheme of the invention, the magnetic piston piece is provided with an armature, a movable plate, a partition plate, a spring, a movable pin and a sliding groove, the armature is embedded in the bottom surface of the movable plate, the sliding groove is embedded in the movable plate, the partition plate is arranged in the sliding groove and connected with the sliding groove in a nested manner, the movable pin is connected with the partition plate through the spring, and the movable pin is embedded in the sliding groove and connected with the inner side of the sliding groove in a sliding manner.
As a further aspect of the present invention, the two clamping plates are symmetrically distributed on both sides of the magnetic piston member and connected thereto to simultaneously operate.
As a further scheme of the invention, the first ejector rod, the second ejector rod and the sleeve are all cylindrical, have consistent height, smooth and seamless surfaces and are provided with limit blocks.
As a further scheme of the invention, the surface of the auxiliary rod is provided with a hanging ring capable of installing a detachable safety belt, and the replaceable edge of the detachable safety belt is convenient to adapt to the maintenance of wires and cables in different inclined directions.
As a further scheme of the invention, the universal ball center is arranged on the seat plate, the surface is smooth, and the universal ball center is in clearance fit with the seat plate.
As a further scheme of the invention, the cushion is made of synthetic rubber and is of a cuboid structure, and criss-cross connecting wires are distributed on the surface of the cushion, so that the friction force is increased, and the maintenance personnel are prevented from sliding.
Advantageous effects of the invention
Compared with the prior art, the invention generates repulsion force on the armature when the electromagnet is electrified, so that the armature drives the movable plate to move upwards along the guide rod, and simultaneously the movable pin moves the extension spring outwards, the movable pin simultaneously pushes the two clamping plates to move outwards along the limiting rod through the connecting rod, when maintenance personnel sit and fix the seat plate, the electromagnet is powered off, the clamping plates are clamped by the resilience force of the spring, the maintenance personnel are fixed to a certain extent, the gravity center of the maintenance personnel is prevented from excessively deviating to one side of the seat plate to cause shaking, when the steel wire is loaded, the air cavity is inflated through the side valve port, so that the first ejector rod rises, then the second ejector rod is driven to continue rising along the inner side of the sleeve, and the universal ball is positioned in the seat plate to move until the numerical value of the level gauge is maintained in a certain range, and the seat plate is basically kept horizontal, so that maintenance personnel can keep a horizontal sitting posture, and the operation is convenient and labor-saving.
Compare in traditional electric power overhauls station formula slide chair, this electric power overhauls station formula slide chair passes through the effort of electro-magnet to armature, make the connecting rod drive the splint of both sides simultaneously inwards or outwards act, utilize splint to carry out certain fixed to maintenance person, prevent that maintenance person focus is too partial to certain one side of seat board and cause and rock, then aerify the air cavity through the valve port, make first ejector pin and second ejector pin upwards promote the seat board along the sleeve, universal ball is located the inside removal of seat board, maintain at the certain limit until spirit level numerical value, the seat board keeps the level basically, make maintenance person keep horizontal position of sitting, the laborsaving maintenance of being convenient for operate.
Drawings
Other features, objects and advantages of the invention will become more apparent from a reading of the detailed description of non-limiting embodiments with reference to the attached drawings.
In the drawings:
fig. 1 is a schematic structural view of a standing slide chair for electric power overhaul, which uses air pressure to maintain balance and prevent unbalanced weight.
Fig. 2 is a plan view of a front view structure of the anti-weight-bias device of the present invention.
Fig. 3 is a schematic diagram illustrating a component analysis of a gravity center limiting mechanism in the anti-gravity device according to the present invention.
Fig. 4 is a schematic diagram illustrating an analysis of components of a jacking-balance mechanism in the anti-imbalance apparatus according to the present invention.
Fig. 5 is an explanatory view showing components of a magnetic piston member in a gravity center limiting mechanism according to the present invention.
In the figure: pulley-1, truss-2, support frame-3, auxiliary rod-4, detachable safety belt-5, anti-bias device-6, outer cover shell-61, seat plate-62, rotating shaft-63, gravity center limit mechanism-64, cushion-65, level gauge-66, jacking balance mechanism-67, electromagnet-641, mounting block-642, magnetic piston element-643, guide rod-644, connecting rod-645, splint-646, limit rod-647, valve port-671, air cavity-672, first ejector rod-673, second ejector rod-674, sleeve-675, universal ball-676, rubber pad-677, armature-6431, movable plate-6432, partition plate-6433, spring-6434, movable pin-6435, A chute-6436.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1-5, the present invention provides a technical solution of a standing slide chair for electric power overhaul, which maintains balance and prevents weight bias by using air pressure:
as shown in fig. 1-2, an electric power overhaul station type slide chair for maintaining balance and preventing unbalanced weight by using air pressure structurally comprises a pulley 1, a truss 2, a support frame 3, an auxiliary rod 4, a detachable safety belt 5 and an anti-unbalanced weight device 6, wherein the pulley 1 is arranged on the inner side of the support frame 3 and is connected with the support frame 3 in a rotating mode, the truss 2 is connected with the support frame 3 in a welding mode, the auxiliary rod 4 is connected with the support frame 3, the detachable safety belt 5 is arranged on the front surface of the support frame 3, the truss 2 is arranged above the anti-unbalanced weight device 6, the anti-unbalanced weight device 6 comprises an outer cover 61, a seat plate 62, a rotating shaft 63, a gravity center limiting mechanism 64, a cushion 65, a level gauge 66 and a jacking balance mechanism 67, the seat plate 62 is embedded in the outer cover 61 and is connected with the seat plate 62 in a rotating mode, the seat plate 62 is connected with the rotating shaft, the gravity center limiting mechanism 64 is embedded in the seat plate 62, the cushion 65 is embedded in the upper surface of the seat plate 62 and connected in a nesting mode, the level gauge 66 is installed on the bottom surface of the seat plate 62 and connected in an adhering mode, and the top end of the jacking balance mechanism 67 is rotatably connected with the seat plate 62 in a nesting mode.
As shown in fig. 3, the gravity center limiting mechanism 64 is provided with an electromagnet 641, a mounting block 642, a magnetic piston element 643, a guide rod 644, a connecting rod 645, a clamping plate 646 and a limiting rod 647, wherein the electromagnet 641 is embedded in the mounting block 642, the guide rod 644 is arranged on the upper surface of the mounting block 642, the guide rod 644 is slidably connected with the magnetic piston element 643 in a nested manner, the magnetic piston element 643 is connected with the clamping plate 646 through the connecting rod 645, the clamping plate 646 is embedded in the outer side of the limiting rod 647 and is slidably connected, the electromagnet 641 is arranged below the magnetic piston element 643, and the clamping plate 646 is simultaneously moved inwards or outwards through the acting force of the electromagnet 641 on the magnetic piston element 643, so that the position where a maintenance worker sits is indicated.
As shown in fig. 4, the lifting balance mechanism 67 is provided with a valve port 671, an air chamber 672, a first ejector rod 673, a second ejector rod 674, a sleeve 675, a universal ball 676 and a rubber pad 677, the valve port 671 is embedded in the bottom of the sleeve 675 and is located inside the air chamber 672, the first ejector rod 673 is slidably connected with the second ejector rod 674 in a nesting manner, the sleeve 675 is arranged outside the second ejector rod 674, the universal ball 676 is mounted at the top end of the first ejector rod 673 and is fixedly connected with the first ejector rod 673 in a welding manner, the outer side of the universal ball 676 is connected with the rubber pad 677 in a fitting manner, and the first ejector rod 673 and the second ejector rod 674 are lifted and lowered by utilizing the air inlet and exhaust bodies of the valve port 671 to adjust the levelness of the seat plate 62.
As shown in fig. 5, the magnetic piston element 643 is provided with an armature 6431, a movable plate 6432, a partition 6433, a spring 6434, a movable pin 6435 and a sliding slot 6436, the armature 6431 is embedded in the bottom surface of the movable plate 6432, the sliding slot 6436 is embedded in the movable plate 6432, the partition 6433 is arranged in the sliding slot 6436 and connected with the sliding slot 6436 in a nested manner, the movable pin 6435 is connected with the partition 6433 through the spring 6434, the movable pin 6435 is embedded in the sliding slot 6436 and connected with the sliding slot 6436 in a sliding manner, the movable plate 6432 is moved by the action force of the electromagnet 641 on the armature 6431, and the movable pin 6435 and the connecting rod 645 drive the clamp 646 to move simultaneously.
As shown in fig. 3, the two clamp plates 646 are symmetrically disposed on both sides of the magnetic piston member 643 and connected thereto to be actuated simultaneously.
As shown in fig. 4, the first carrier bar 673, the second carrier bar 674 and the sleeve 675 are all cylindrical, have consistent height, smooth and seamless surface, and have a limiting block.
The specific realization principle is as follows: when the electromagnet 641 is powered on, repulsion is generated on the armature 6431, so that the armature 6431 drives the movable plate 6432 to move upwards along the guide rod 644, meanwhile, the movable pin 6435 moves the extension spring 6434 outwards, the movable pin 6435 simultaneously pushes the two clamp plates 646 to move outwards along the limiting rod 647 through the connecting rod 645, after a maintenance person sits on the seat plate 62, the electromagnet 641 is powered off, the clamp plate 646 is clamped by the resilience of the spring 6434 to fix the maintenance person to a certain degree, the gravity center of the maintenance person is prevented from excessively deviating to one side of the seat plate 62 to cause shaking, after the steel wire is fed, the air chamber 672 is inflated through the side valve port 671, the first push rod 673 rises, then the second push rod 674 is driven to continue to rise along the inner side of the sleeve 675, the universal ball 676 is positioned in the seat plate 62 to move until the numerical value of the level gauge 66 is maintained within a certain range, the seat plate 62 is basically kept horizontal, is convenient to operate and maintain with labor saving.
The invention solves the problems that in the prior art, because the heights of the electric wire and cable mounting frames are different, the electric wire and cable are mostly inclined to form a certain included angle with the horizontal plane, when a maintenance worker sits on a double-wheel sliding chair sliding on a fixed steel wire parallel to the electric wire and cable for maintenance, the gravity effect can follow the double-wheel sliding chair to slide obliquely under the action of gravity, the gravity center shift ensures that the maintenance worker needs to divide a part of energy to maintain balance, the maintenance efficiency is reduced, and the maintenance worker slides to the low end to ensure that the double-wheel sliding chair is unbalanced in stress, thereby easily causing the accident caused by the damage of a single side of the sliding chair, through the mutual combination of the components, the connecting rod drives the clamp plates 646 at two sides to move inwards or outwards simultaneously through the acting force of the electromagnet 641 on the armature 6431, the clamp plates 646 are used for fixing the maintenance worker to a certain degree, the gravity center of the maintenance, then, the air chamber 672 is inflated through the valve port 671, so that the first ejector rod 673 and the second ejector rod 674 push the seat plate 62 upwards along the sleeve 675, the universal ball 676 is located inside the seat plate 62 and moves until the value of the level gauge 66 is maintained within a certain range, and the seat plate 62 is basically kept horizontal, so that a maintenance worker can keep a horizontal sitting posture, and the operation is convenient and labor-saving.
While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. The utility model provides an utilize atmospheric pressure to maintain balanced electric power maintenance station formula slide chair of preventing unbalance loading, its structure includes pulley (1), truss (2), support frame (3), auxiliary rod (4), can dismantle safety belt (5), prevent unbalance loading and unloading device (6), its characterized in that: the pulley (1) is arranged on the inner side of the support frame (3), the truss (2) is connected with the support frame (3) in a welding mode, the auxiliary rod (4) is connected with the support frame (3), a detachable safety belt (5) is arranged on the front surface of the support frame (3), and the truss (2) is arranged above the anti-unbalance-weight device (6);
the anti-unbalance-weight device (6) comprises an outer cover (61), a seat plate (62), a rotating shaft (63), a gravity center limiting mechanism (64), a cushion (65), a level gauge (66) and a jacking balance mechanism (67), wherein the seat plate (62) is embedded in the outer cover (61), the seat plate (62) is rotatably connected with the rotating shaft (63) in an embedded mode, the gravity center limiting mechanism (64) is embedded in the seat plate (62), the cushion (65) is embedded in the upper surface of the seat plate (62) and is connected with the seat plate in an embedded mode, the level gauge (66) is installed on the bottom surface of the seat plate (62), and the top end of the jacking balance mechanism (67) is rotatably connected with the seat plate (62) in an embedded mode; the gravity center limiting mechanism (64) is provided with an electromagnet (641), an installation block (642), a magnetic piston piece (643), a guide rod (644), a connecting rod (645), a clamping plate (646) and a limiting rod (647), the electromagnet (641) is embedded and installed inside the installation block (642), the guide rod (644) is arranged on the upper surface of the installation block (642), the guide rod (644) is in sliding connection with the magnetic piston piece (643) in a nesting mode, the magnetic piston piece (643) is connected with the clamping plate (646) through the connecting rod (645), and the clamping plate (646) is nested with the outer side of the limiting rod (647).
2. The electric power overhaul standing slide chair using air pressure to maintain balance and prevent unbalanced weight of claim 1, wherein: the jacking balance mechanism (67) is provided with a valve port (671), an air cavity (672), a first ejector rod (673), a second ejector rod (674), a sleeve (675), a universal ball (676) and a rubber pad (677), the valve port (671) is embedded in the bottom of the sleeve (675) and is located inside the air cavity (672), the first ejector rod (673) is slidably connected with the second ejector rod (674) in a nesting mode, the sleeve (675) is arranged on the outer side of the second ejector rod (674), the universal ball (676) is installed at the top end of the first ejector rod (673), and the outer side of the universal ball (676) is connected with the rubber pad (677) in a fitting mode.
3. The electric power overhaul standing slide chair using air pressure to maintain balance and prevent unbalanced weight of claim 1, wherein: the magnetic piston piece (643) is provided with an armature (6431), a movable plate (6432), a partition plate (6433), a spring (6434), a movable pin (6435) and a sliding groove (6436), the armature (6431) is embedded in the bottom surface of the movable plate (6432), the sliding groove (6436) is embedded in the movable plate (6432), the partition plate (6433) is arranged in the sliding groove (6436), the movable pin (6435) is connected with the partition plate (6433) through the spring (6434), and the movable pin (6435) is embedded and sleeved with the inner side of the sliding groove (6436).
4. The electric power overhaul standing slide chair using air pressure to maintain balance and prevent unbalanced weight of claim 1, wherein: the clamping plates (646) are arranged in two numbers, are symmetrically distributed on two sides of the magnetic piston piece (643) and are connected with the magnetic piston piece (643) and act simultaneously.
5. The electric power overhaul standing slide chair using air pressure to maintain balance and prevent unbalanced weight of claim 2, wherein: the first ejector rod (673), the second ejector rod (674) and the sleeve (675) are all cylindrical, consistent in height, smooth and seamless in surface and provided with limiting blocks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910825643.2A CN110504640B (en) | 2019-09-03 | 2019-09-03 | Electric power maintenance station type slide chair capable of maintaining balance and preventing unbalance weight by utilizing air pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910825643.2A CN110504640B (en) | 2019-09-03 | 2019-09-03 | Electric power maintenance station type slide chair capable of maintaining balance and preventing unbalance weight by utilizing air pressure |
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| CN110504640A CN110504640A (en) | 2019-11-26 |
| CN110504640B true CN110504640B (en) | 2020-11-06 |
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| CN201910825643.2A Active CN110504640B (en) | 2019-09-03 | 2019-09-03 | Electric power maintenance station type slide chair capable of maintaining balance and preventing unbalance weight by utilizing air pressure |
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| CN111646290B (en) * | 2020-06-09 | 2021-11-19 | 泉州亿兴电力工程建设有限公司泉州经济技术开发区分公司 | Be applied to actinobacillus wheel device in electric power field |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7506932B2 (en) * | 2007-05-31 | 2009-03-24 | H.O. Bostrom Company, Inc. | Adjustable jockey seat assembly |
| CN101359815B (en) * | 2008-10-07 | 2011-06-22 | 北京送变电公司 | Pulley for tension pay-off |
| US9139300B2 (en) * | 2010-09-20 | 2015-09-22 | Helimods Pty Ltd. | Load attachment system for helicopters |
| CN202190029U (en) * | 2011-09-01 | 2012-04-11 | 重庆市铜梁县供电有限责任公司 | Standing type slide chair for electric power overhaul |
| CN203093789U (en) * | 2013-02-04 | 2013-07-31 | 孙文博 | Levelling seat of automobile |
| CN104868398B (en) * | 2015-05-22 | 2017-10-17 | 国网江苏省电力公司常州供电公司 | The built on stilts laying street crossing device of 10KV bypass cables |
| CN206550632U (en) * | 2017-02-28 | 2017-10-13 | 苏州鑫夷斯精密机械有限公司 | Automobile door stop main part assembly machine |
| US20190031057A1 (en) * | 2017-07-28 | 2019-01-31 | Ford Global Technologies, Llc | Active seat bolster adjustment based on occupant pressure map and method |
| CN207475075U (en) * | 2017-11-21 | 2018-06-08 | 彭爱红 | A kind of standing slippery chair for electricity overhaul |
| CN207944850U (en) * | 2018-03-14 | 2018-10-09 | 陕西华邦建设工程有限公司 | Water-tight device based on steel building metal wall surface door and window |
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Effective date of registration: 20201016 Address after: 314000 Wenchuan Road 1288, Jingzhen, Wang Jiang, Xiuzhou District, Jiaxing City, Zhejiang Province Applicant after: Zhejiang Mingchun Textile Co., Ltd Address before: 476700 No.12, Shidong District, Chengguan Hui town, Ningling County, Shangqiu City, Henan Province Applicant before: Liu Penghua |
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Denomination of invention: The utility model relates to an electric power maintenance station sliding chair which uses air pressure to maintain balance and prevent bias Effective date of registration: 20210911 Granted publication date: 20201106 Pledgee: Zhejiang Hecheng Rural Commercial Bank Co.,Ltd. Pledgor: Zhejiang Mingchun Textile Co., Ltd Registration number: Y2021330001535 |