CN111332993B - Electric power electrical equipment overhauls with overhauing platform - Google Patents
Electric power electrical equipment overhauls with overhauing platform Download PDFInfo
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- CN111332993B CN111332993B CN202010260280.5A CN202010260280A CN111332993B CN 111332993 B CN111332993 B CN 111332993B CN 202010260280 A CN202010260280 A CN 202010260280A CN 111332993 B CN111332993 B CN 111332993B
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- rod
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F11/00—Lifting devices specially adapted for particular uses not otherwise provided for
- B66F11/04—Lifting devices specially adapted for particular uses not otherwise provided for for movable platforms or cabins, e.g. on vehicles, permitting workmen to place themselves in any desired position for carrying out required operations
- B66F11/042—Lifting devices specially adapted for particular uses not otherwise provided for for movable platforms or cabins, e.g. on vehicles, permitting workmen to place themselves in any desired position for carrying out required operations actuated by lazy-tongs mechanisms or articulated levers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
- F16F15/067—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
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Abstract
The invention discloses an overhaul platform for overhauling electric power and electrical equipment, which comprises a base, an overhaul platform, wheels, a connecting rod mechanism and a lifting mechanism, wherein the wheel is fixedly connected with the base; the bottom of the base is symmetrically provided with a plurality of wheels convenient to move, and the upper part of the base is connected with an overhaul stand for workers to stand through a plurality of symmetrically arranged connecting rod mechanisms; and the base is also provided with a lifting mechanism for adjusting the up-down height of the maintenance platform. The maintenance platform for electric power and electrical equipment maintenance is provided with the plurality of lifting mechanisms, so that the maintenance platform can be damped at the lifting moment, workers are prevented from being unstable in standing, and the maintenance platform can be stably lifted; through setting up supporting mechanism, not only can fix the device, prevent that it from taking place the skew, can further adjust the height of maintenance platform moreover.
Description
Technical Field
The invention relates to the field of power and electricity, in particular to an overhaul platform for overhauling power and electric equipment.
Background
In the electric field of electric power, need regularly overhaul electrical equipment, electrical equipment installs the position all higher generally, for the convenience overhauls equipment, and current maintenance device all can be equipped with elevating system to the staff stands and overhauls on the maintenance platform. Because elevating system is when the instantaneous lift, the staff with stand the unstable condition emergence of can appear standing on the service desk, in order to ensure staff's safety, need design one kind in the lift can the absorbing maintenance platform in the twinkling of an eye satisfy the demand.
Disclosure of Invention
The invention aims to provide an overhaul platform for overhauling electric power and electrical equipment, which aims to solve the problems in the background art.
In order to achieve the purpose, the invention provides the following technical scheme:
an overhaul platform for overhauling electric power and electrical equipment comprises a base, an overhaul stand, wheels, a connecting rod mechanism and a lifting mechanism; the bottom of the base is symmetrically provided with a plurality of wheels convenient to move, and the upper part of the base is connected with an overhaul stand for workers to stand through a plurality of symmetrically arranged connecting rod mechanisms; the base is also provided with a lifting mechanism for adjusting the up-down height of the maintenance platform; the lifting mechanism comprises a rotary screw rod, a left sleeve, a right sleeve, a left lifting rod, a right lifting rod, a left damping rod, a right damping rod, a left sliding block, a right sliding block and a damping spring; the left side and the right side of the base are symmetrically fixed with side plates, and a rotating screw rod is rotatably arranged between the two side plates; the left end and the right end of the rotating screw rod are symmetrically provided with threaded chutes, and the left threaded chute and the right threaded chute of the rotating screw rod are respectively matched with the left sleeve and the right sleeve; the upper ends of the left sleeve and the right sleeve are respectively hinged with one ends of the left lifting rod and the right lifting rod; one sides of the centers of the left lifting rod and the right lifting rod are hinged with each other, and the other ends of the left lifting rod and the right lifting rod are respectively hinged with one ends of the left shock absorption rod and the right shock absorption rod; the other ends of the left shock absorption rod and the right shock absorption rod are hinged to the left sliding block and the right sliding block; the left sliding block and the right sliding block are respectively arranged in a left sliding groove and a right sliding groove which are arranged below the maintenance platform in a sliding mode, the left sliding block is connected with the right side of the inner wall of the left sliding groove through a damping spring, and the right sliding block is connected with the left side of the inner wall of the right sliding groove through a damping spring; and a driving mechanism for driving the rotating screw rod to rotate is arranged on the side plate.
As a further scheme of the invention: the lifting mechanisms are distributed between the base and the maintenance platform at equal intervals; the plurality of rotary screw rods are connected through a belt.
As a still further scheme of the invention: supporting mechanisms used for positioning the base are arranged below the lifting mechanisms; the supporting mechanism comprises a left driving rod, a right driving rod, a left fixing block, a right fixing block, a left outer supporting leg, a right outer supporting leg, a left inner supporting rod and a right inner supporting rod; the number of the left driving rods is two, and a gap is reserved between the two left driving rods; one ends of the two left driving rods are hinged to the bottom of the left sleeve; one end of a right driving rod positioned in the gap between the two left driving rods is hinged at the bottom of the right sleeve; the other end of the right driving rod is hinged with the left fixing block, and the other ends of the two left driving rods are hinged with the right fixing block; the left fixing block and the right fixing block are respectively fixed on one side above the left inner supporting rod and the right inner supporting rod, and the left inner supporting rod and the right inner supporting rod are respectively arranged in the left outer supporting leg and the right outer supporting leg which are fixed at the bottom of the base in a sliding mode; openings which are convenient for the left fixing block and the right fixing block to slide up and down are respectively arranged on the inner sides of the left outer supporting leg and the right outer supporting leg; when the left inner supporting rod and the right inner supporting rod move to the lowest position, the wheels are separated from the ground.
As a still further scheme of the invention: the driving mechanism is a driving motor; the driving motor is fixed on the side plate, and the rotating end of the driving motor penetrates through the side plate in a rotating mode and is connected with one end of the rotating screw rod.
As a still further scheme of the invention: the connecting rod mechanism comprises a supporting rod and a limiting sleeve; the upper end of a supporting rod is fixed at the bottom of the maintenance platform, and the lower end of the supporting rod is arranged in the limiting sleeve in a sliding manner; the number of the limiting sleeves is multiple, and the limiting sleeve positioned on the inner side is arranged in the limiting sleeve positioned on the outer side in a sliding manner; the lower end of the limiting sleeve positioned on the inner side is provided with an outward annular bulge, and the upper end of the limiting sleeve positioned on the adjacent outer side is provided with an inward annular limiting opening; the outer diameter of the annular bulge of the limiting sleeve positioned on the inner side is larger than the inner diameter of the annular limiting opening of the limiting sleeve positioned on the outer side; the lower end of the supporting rod is also provided with an outward annular bulge.
As a still further scheme of the invention: one side of the base is also provided with a push rod which is convenient for the staff to push.
As a still further scheme of the invention: the outside of maintenance platform still is equipped with the rail that is used for preventing the staff from falling.
Compared with the prior art, the invention has the beneficial effects that: by arranging the plurality of lifting mechanisms, the maintenance platform can be damped at the lifting moment, so that workers are prevented from being unstable in standing, and the maintenance platform can be stably lifted; through setting up supporting mechanism, not only can fix the device, prevent that it from taking place the skew, can further adjust the height of maintenance platform moreover.
Drawings
Fig. 1 is a schematic structural view of an overhaul platform for overhauling electric power equipment.
Fig. 2 is a schematic structural view of a rotary screw rod in the maintenance platform for electric power and electrical equipment maintenance.
Fig. 3 is a schematic structural view of the right driving rod in the maintenance platform for electric power and electrical equipment maintenance.
In the figure: 1-base, 2-support rod, 3-maintenance platform, 4-rotating screw rod, 5-left sleeve, 6-right sleeve, 7-left lifting rod, 8-right lifting rod, 9-left shock-absorbing rod, 10-right shock-absorbing rod, 11-left sliding block, 12-right sliding block, 13-shock-absorbing spring, 14-left drive rod, 15-right drive rod, 16-left fixed block, 17-right fixed block, 18-left outer support leg, 19-right outer support leg, 20-left inner support rod, 21-right inner support rod, 22-wheel, 23-rail, 24-belt, 25-drive motor, 26-limit sleeve and 27-push rod.
Detailed Description
The technical solution of the present invention will be described in further detail with reference to specific embodiments.
Example 1
Referring to fig. 1-3, the present embodiment provides an overhaul platform for overhaul of electrical power equipment, including a base 1, an overhaul stand 3, wheels 22, a connecting rod mechanism and a lifting mechanism; the bottom of the base 1 is symmetrically provided with a plurality of wheels 22 convenient to move, and the upper part of the base 1 is connected with an inspection platform 3 for workers to stand through a plurality of symmetrically arranged connecting rod mechanisms; the base 1 is also provided with a lifting mechanism for adjusting the up-down height of the maintenance platform 3; the lifting mechanism comprises a rotary screw rod 4, a left sleeve 5, a right sleeve 6, a left lifting rod 7, a right lifting rod 8, a left shock absorption rod 9, a right shock absorption rod 10, a left sliding block 11, a right sliding block 12 and a shock absorption spring 13; the left side and the right side of the base 1 are symmetrically fixed with side plates, and a rotary screw rod 4 is rotatably arranged between the two side plates; the left end and the right end of the rotary screw rod 4 are symmetrically provided with threaded chutes, and the left threaded chute and the right threaded chute of the rotary screw rod 4 are respectively matched with the left sleeve 5 and the right sleeve 6; the upper ends of the left sleeve 5 and the right sleeve 6 are respectively hinged with one ends of a left lifting rod 7 and a right lifting rod 8; one sides of the centers of the left lifting rod 7 and the right lifting rod 8 are hinged with each other, and the other ends of the left lifting rod 7 and the right lifting rod 8 are hinged with one ends of a left shock absorption rod 9 and a right shock absorption rod 10 respectively; the other ends of the left shock absorption rod 9 and the right shock absorption rod 10 are hinged on a left sliding block 11 and a right sliding block 12; the left sliding block 11 and the right sliding block 12 are respectively arranged in a left sliding chute and a right sliding chute which are arranged below the maintenance platform 3 in a sliding manner, the left sliding block 11 is connected with the right side of the inner wall of the left sliding chute through a damping spring 13, and the right sliding block 12 is connected with the left side of the inner wall of the right sliding chute through the damping spring 13; the driving mechanism for driving the rotating screw rod 4 to rotate is arranged on the side plate; set up like this, when actuating mechanism drives rotation lead screw 4 and rotates, thereby make left sleeve 5 and right sleeve 6 be close to each other, thereby drive left lifter 7 and 8 upswing of right lifter, drive left shock absorber pole 9 and the up-going motion of right shock absorber pole 10, in the twinkling of an eye of actuating mechanism work, left lifter 7 and right lifter 8 promote left shock absorber pole 9 and the up-going swing of right shock absorber pole 10 respectively, thereby make left sliding block 11 and right sliding block 12 be close to each other, thereby can carry out the shock attenuation to maintenance platform 3 under damping spring 13's effect, thereby make the staff of standing on maintenance platform 3 can not appear standing the unstable condition.
In order to make the maintenance platform 3 more stable during lifting, the lifting mechanisms are multiple and are distributed between the base 1 and the maintenance platform 3 at equal intervals; the plurality of rotary screw rods 4 are connected through a belt 24; set up like this, through a plurality of elevating system simultaneous workings, can make the bottom atress of maintenance platform 3 even to make maintenance platform 3 steadily rise.
Because the wheels 22 are arranged at the bottom of the base 1, in order to prevent the working personnel from rotating when standing on the maintenance platform 3 for working and causing the working personnel to be unstable in standing, supporting mechanisms for positioning the base 1 are arranged below the plurality of lifting mechanisms; the supporting mechanism comprises a left driving rod 14, a right driving rod 15, a left fixing block 16, a right fixing block 17, a left outer supporting leg 18, a right outer supporting leg 19, a left inner supporting rod 20 and a right inner supporting rod 21; the number of the left driving rods 14 is two, and a gap is reserved between the two left driving rods 14; one ends of the two left driving rods 14 are hinged to the bottom of the left sleeve 5; one end of a right driving rod 15 positioned in the gap between the two left driving rods 14 is hinged at the bottom of the right sleeve 6; the other end of the right driving rod 15 is hinged with a left fixed block 16, and the other ends of the two left driving rods 14 are hinged with a right fixed block 17; the left fixing block 16 and the right fixing block 17 are respectively fixed at one side above a left inner supporting rod 20 and a right inner supporting rod 21, and the left inner supporting rod 20 and the right inner supporting rod 21 are respectively arranged in a left outer supporting leg 18 and a right outer supporting leg 19 which are fixed at the bottom of the base 1 in a sliding manner; openings which are convenient for the left fixing block 16 and the right fixing block 17 to slide up and down are respectively arranged on the inner sides of the left outer supporting leg 18 and the right outer supporting leg 19; when the left inner supporting rod 20 and the right inner supporting rod 21 move to the lowest position, the wheels 22 are separated from the ground; set up like this, not only can fix the device, and can further adjust the height of access desk 3 to satisfy higher high demand.
The driving mechanism is a driving motor 25; the driving motor 25 is fixed on the side plate, and the rotating end thereof passes through the side plate in a rotating manner and is connected with one end of the rotating screw rod 4.
The connecting rod mechanism comprises a supporting rod 2 and a limiting sleeve 26; the upper end of the support rod 2 is fixed at the bottom of the maintenance platform 3, and the lower end of the support rod 2 is slidably arranged in the limiting sleeve 26; the number of the limiting sleeves 26 is multiple, and the limiting sleeve 26 positioned on the inner side is arranged in the limiting sleeve 26 positioned on the outer side in a sliding manner; the lower end of the limiting sleeve 26 positioned on the inner side is provided with an outward annular bulge, and the upper end of the limiting sleeve 26 positioned on the adjacent outer side is provided with an inward annular limiting opening; the outer diameter of the annular bulge of the limiting sleeve 26 positioned on the inner side is larger than the inner diameter of the annular limiting opening of the limiting sleeve 26 positioned on the outer side; the lower end of the support rod 2 is also provided with an outward annular bulge; through setting up a plurality of spacing sleeves 26, can reduce the initial height of access panel 3 to be convenient for transport.
One side of the base 1 is also provided with a push rod 27 which is convenient for a worker to push.
The working principle of the embodiment is as follows: when driving motor 25 drives rotation lead screw 4 and rotates, thereby make left sleeve 5 and right sleeve 6 be close to each other, thereby drive left lifter 7 and 8 upswing of right lifter, drive left shock absorber pole 9 and the up-going motion of right shock absorber pole 10, in the twinkling of an eye of actuating mechanism work, left lifter 7 and right lifter 8 promote left shock absorber pole 9 and the upswing of right shock absorber pole 10 respectively, thereby make left sliding block 11 and right sliding block 12 be close to each other, thereby can carry out the shock attenuation to maintenance platform 3 under damping spring 13's effect, thereby make the staff of standing on maintenance platform 3 can not appear standing unstable condition.
Example 2
The embodiment is further improved on the basis of the embodiment 1, and the improvement is as follows: in order to prevent the staff from stepping on the sky down when moving on the maintenance platform 3, and lead to the staff to fall from the high altitude, the outside of maintenance platform 3 still is equipped with the rail 23 that is used for preventing the staff from falling.
While the preferred embodiments of the present invention have been described in detail, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (5)
1. An overhaul platform for overhauling electric power and electrical equipment comprises a base (1), an overhaul stand (3), wheels (22), a connecting rod mechanism and a lifting mechanism; the bottom of the base (1) is symmetrically provided with a plurality of wheels (22) convenient to move, and the upper part of the base (1) is connected with an overhaul stand (3) for workers to stand through a plurality of connecting rod mechanisms symmetrically arranged; the base (1) is also provided with a lifting mechanism for adjusting the vertical height of the maintenance platform (3); the lifting mechanism is characterized by comprising a rotary screw rod (4), a left sleeve (5), a right sleeve (6), a left lifting rod (7), a right lifting rod (8), a left shock absorption rod (9), a right shock absorption rod (10), a left sliding block (11), a right sliding block (12) and a shock absorption spring (13); side plates are symmetrically fixed on the left side and the right side of the base (1), and a rotary screw rod (4) is rotatably arranged between the two side plates; the left end and the right end of the rotary screw rod (4) are symmetrically provided with threaded chutes, and the left threaded chute and the right threaded chute of the rotary screw rod (4) are respectively matched with the left sleeve (5) and the right sleeve (6); the upper ends of the left sleeve (5) and the right sleeve (6) are respectively hinged with one ends of a left lifting rod (7) and a right lifting rod (8); one sides of the centers of the left lifting rod (7) and the right lifting rod (8) are hinged with each other, and the other ends of the left lifting rod (7) and the right lifting rod (8) are hinged with one ends of a left shock absorption rod (9) and a right shock absorption rod (10) respectively; the other ends of the left shock absorption rod (9) and the right shock absorption rod (10) are hinged on a left sliding block (11) and a right sliding block (12); the left sliding block (11) and the right sliding block (12) are respectively arranged in a left sliding groove and a right sliding groove which are arranged below the maintenance platform (3) in a sliding manner, the left sliding block (11) is connected with the right side of the inner wall of the left sliding groove through a damping spring (13), and the right sliding block (12) is connected with the left side of the inner wall of the right sliding groove through the damping spring (13); the driving mechanism for driving the rotating screw rod (4) to rotate is arranged on the side plate;
the number of the lifting mechanisms is multiple, and the lifting mechanisms are distributed between the base (1) and the maintenance platform (3) at equal intervals; the plurality of rotary screw rods (4) are connected through a belt (24);
supporting mechanisms used for positioning the base (1) are arranged below the lifting mechanisms; the supporting mechanism comprises a left driving rod (14), a right driving rod (15), a left fixing block (16), a right fixing block (17), a left outer supporting leg (18), a right outer supporting leg (19), a left inner supporting rod (20) and a right inner supporting rod (21); the number of the left driving rods (14) is two, and a gap is reserved between the two left driving rods (14); one ends of the two left driving rods (14) are hinged to the bottom of the left sleeve (5); one end of a right driving rod (15) positioned in the gap between the two left driving rods (14) is hinged at the bottom of the right sleeve (6); the other end of the right driving rod (15) is hinged with a left fixed block (16), and the other ends of the two left driving rods (14) are hinged with a right fixed block (17); the left fixing block (16) and the right fixing block (17) are respectively fixed on one side above a left inner supporting rod (20) and a right inner supporting rod (21), and the left inner supporting rod (20) and the right inner supporting rod (21) are respectively arranged in a left outer supporting leg (18) and a right outer supporting leg (19) which are fixed at the bottom of the base (1) in a sliding manner; openings convenient for the left fixing block (16) and the right fixing block (17) to slide up and down are respectively arranged on the inner sides of the left outer supporting leg (18) and the right outer supporting leg (19); when the left inner supporting rod (20) and the right inner supporting rod (21) move to the lowest position, the wheels (22) are separated from the ground.
2. The service platform for servicing electrical power equipment according to claim 1, wherein the driving mechanism is a driving motor (25); the driving motor (25) is fixed on the side plate, and the rotating end of the driving motor rotates to penetrate through the side plate and is connected with one end of the rotating screw rod (4).
3. The electrical power equipment overhaul service platform according to claim 2, wherein the connecting rod mechanism comprises a support rod (2) and a limit sleeve (26); the upper end of the supporting rod (2) is fixed at the bottom of the maintenance platform (3), and the lower end of the supporting rod (2) is arranged in the limiting sleeve (26) in a sliding manner; the number of the limiting sleeves (26) is multiple, and the limiting sleeve (26) positioned on the inner side is arranged in the limiting sleeve (26) positioned on the outer side in a sliding manner; the lower end of the limiting sleeve (26) positioned on the inner side is provided with an outward annular bulge, and the upper end of the limiting sleeve (26) positioned on the adjacent outer side is provided with an inward annular limiting opening; the outer diameter of the annular bulge of the limiting sleeve (26) positioned on the inner side is larger than the inner diameter of the annular limiting opening of the limiting sleeve (26) positioned on the outer side; the lower end of the supporting rod (2) is also provided with an outward annular bulge.
4. The electric power electrical equipment overhauls and uses maintenance platform according to claim 1, characterized in that, one side of base (1) still is equipped with the push rod (27) that is convenient for staff's promotion.
5. The electric power electrical equipment overhaul service platform according to claim 3, wherein a fence (23) for preventing workers from falling is further arranged on the outer side of the service platform (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010260280.5A CN111332993B (en) | 2020-04-03 | 2020-04-03 | Electric power electrical equipment overhauls with overhauing platform |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010260280.5A CN111332993B (en) | 2020-04-03 | 2020-04-03 | Electric power electrical equipment overhauls with overhauing platform |
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| CN111332993A CN111332993A (en) | 2020-06-26 |
| CN111332993B true CN111332993B (en) | 2021-08-31 |
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| CN111706771B (en) * | 2020-07-06 | 2021-12-17 | 中铁建大桥工程局集团电气化工程有限公司 | A antidetonation support for subway electrical equipment |
| CN111799690B (en) * | 2020-08-11 | 2022-02-11 | 国家电网有限公司 | Movable climbing fixed mounting stepping table device for power transformation maintenance work |
| CN112372053A (en) * | 2020-11-07 | 2021-02-19 | 株洲华信精密工业股份有限公司 | Cutting device is used in machine parts production |
| CN112897415A (en) * | 2021-01-14 | 2021-06-04 | 伍远群 | Electricity inspection visiting device |
| CN113180476A (en) * | 2021-05-26 | 2021-07-30 | 刘斌泉 | Intelligent time-control zero-pressure energy-saving purification water dispenser |
| CN114408818B (en) * | 2021-12-31 | 2023-10-03 | 国网山东省电力公司沂源县供电公司 | Substation equipment overhauls platform |
| CN114552902B (en) * | 2022-03-05 | 2023-04-18 | 江西昌龙电机有限公司 | A overhaul device for micro motor |
| CN114659297B (en) * | 2022-05-20 | 2022-08-23 | 深圳市鹏跃新能源科技有限公司 | New forms of energy earth source heat pump machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| DE3519875A1 (en) * | 1985-06-03 | 1986-12-04 | Trepel Ag, 6200 Wiesbaden | Scissor lifting table |
| CN2830006Y (en) * | 2005-06-09 | 2006-10-25 | 太原振北实业开发总公司 | Mobile repairing lifting platform of electric locomotive |
| CN207451528U (en) * | 2017-11-13 | 2018-06-05 | 杭州禹神减速机有限公司 | A kind of rectilinear elevator of twin-screw |
| CN110836238A (en) * | 2018-08-17 | 2020-02-25 | 崇州市瑞杰汽修有限公司 | Hydraulic shock-absorbing device |
| CN110821809A (en) * | 2019-11-15 | 2020-02-21 | 衡阳市大力成泵业制造有限责任公司 | Shock absorption pedestal for mining pump test |
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Effective date of registration: 20210813 Address after: 054000 No.1, Dianchang Road, Qiaoxi District, Xingtai City, Hebei Province Applicant after: XINGTAI GUOTAI POWER GENERATION Co.,Ltd. Address before: 454150 No. 191, Nanzhang village, Liwan Township, Shanyang District, Jiaozuo City, Henan Province Applicant before: Wang Chan |
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