CN111332993B - An overhaul platform for electrical and electrical equipment overhaul - Google Patents
An overhaul platform for electrical and electrical equipment overhaul Download PDFInfo
- Publication number
- 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
- Authority
- CN
- China
- Prior art keywords
- rod
- sleeve
- platform
- base
- lifting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 46
- 238000012423 maintenance Methods 0.000 claims abstract description 39
- 230000035939 shock Effects 0.000 claims abstract description 26
- 238000007689 inspection Methods 0.000 claims abstract description 8
- 239000006096 absorbing agent Substances 0.000 claims description 9
- 238000010521 absorption reaction Methods 0.000 description 11
- 238000013016 damping Methods 0.000 description 9
- 230000003028 elevating effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
Images
Classifications
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Warehouses Or Storage Devices (AREA)
Abstract
本发明公开了一种电力电气设备检修用检修平台，包括底座、检修台、轮子、连接杆机构以及升降机构；所述底座的底部对称设有多个便于移动的轮子，且底座的上方通过对称设置的多个连接杆机构连接有用于工作人员站立的检修台；所述底座上还设有调节检修台上下高度的升降机构。该电力电气设备检修用检修平台通过设置多个升降机构，不仅能够在升降的瞬间对检修台进行减震，从而防止工作人员站立不稳，而且还能够使检修台平稳上升；通过设置支撑机构，不仅能够固定住装置，防止其发生偏移，而且能够进一步调节检修台的高度。
The invention discloses an overhaul platform for electric and electrical equipment overhaul, comprising 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 for easy movement, and the upper part of the base is symmetrically provided with The plurality of connecting rod mechanisms provided are connected with the inspection platform for the staff to stand; the base is also provided with a lifting mechanism for adjusting the up and down height of the inspection platform. The maintenance platform for electric and electrical equipment maintenance is provided with a plurality of lifting mechanisms, which can not only shock the maintenance platform at the moment of lifting, so as to prevent the staff from standing unsteadily, but also can make the maintenance platform rise smoothly; Not only can the device be held in place to prevent it from drifting, but the height of the inspection stand can be further adjusted.
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)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010260280.5A CN111332993B (en) | 2020-04-03 | 2020-04-03 | An overhaul platform for electrical and electrical equipment overhaul |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010260280.5A CN111332993B (en) | 2020-04-03 | 2020-04-03 | An overhaul platform for electrical and electrical equipment overhaul |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111332993A CN111332993A (en) | 2020-06-26 |
| CN111332993B true CN111332993B (en) | 2021-08-31 |
Family
ID=71178711
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010260280.5A Active CN111332993B (en) | 2020-04-03 | 2020-04-03 | An overhaul platform for electrical and electrical equipment overhaul |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111332993B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
-
2020
- 2020-04-03 CN CN202010260280.5A patent/CN111332993B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN111332993A (en) | 2020-06-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111332993B (en) | An overhaul platform for electrical and electrical equipment overhaul | |
| CN210655986U (en) | Liftable and levelled triaxial lead screw | |
| CN109081276A (en) | A kind of electric power overhaul safety device | |
| CN110562861A (en) | lifting maintenance device and wind driven generator | |
| CN112875562A (en) | Transformer installation is with reducible high altitude construction time self-locking type mounting bracket | |
| CN111153358B (en) | Installation device for building electrical construction | |
| CN116177354A (en) | Lifting assembly device for solar photovoltaic panel | |
| CN114852932B (en) | Combined lifting device for civil residence construction | |
| CN212893779U (en) | Construction platform for electric power construction | |
| CN108821154B (en) | Lifting device of elevator | |
| CN117003141B (en) | Anti-toppling tower crane chassis | |
| CN208902547U (en) | A kind of testing jig for safety net test | |
| CN219102592U (en) | Supporting component for water pump | |
| CN218375352U (en) | Assembled component sliding pushing device for building construction | |
| CN216584064U (en) | Lift for lighting installation engineering | |
| CN110642118B (en) | Temperature self-adaptive construction lifter for counterweight type sectional unloading and implementation method | |
| CN208898437U (en) | A kind of support device for the disassembly installation of cyclone separator bottom blind flange | |
| CN221157245U (en) | Rim hanger stacking and overturning intelligent platform | |
| CN202400781U (en) | Electrical transmission automatic lifting device | |
| CN222574260U (en) | Electric power construction elevating gear | |
| CN111661788A (en) | Auxiliary device capable of freely adjusting angle during maintenance of power equipment | |
| CN220373209U (en) | Electromechanical equipment overhauls platform | |
| CN221370502U (en) | Elevator with angle adjusting function | |
| CN218493027U (en) | Safety support bracket capable of stably lifting | |
| CN221324034U (en) | Lifting equipment fixing base |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
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 |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |