CN210616384U - A kind of high-voltage transmission line with tension clip drainage plate fastening robot - Google Patents
A kind of high-voltage transmission line with tension clip drainage plate fastening robot Download PDFInfo
- Publication number
- CN210616384U CN210616384U CN201921310358.9U CN201921310358U CN210616384U CN 210616384 U CN210616384 U CN 210616384U CN 201921310358 U CN201921310358 U CN 201921310358U CN 210616384 U CN210616384 U CN 210616384U
- Authority
- CN
- China
- Prior art keywords
- translation mechanism
- motor
- translation
- drainage plate
- main body
- 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
- 230000005540 biological transmission Effects 0.000 title claims abstract description 20
- 238000013519 translation Methods 0.000 claims abstract description 100
- 230000007246 mechanism Effects 0.000 claims abstract description 65
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 238000007689 inspection Methods 0.000 abstract 1
- 229910000831 Steel Inorganic materials 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000009194 climbing Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- QVFWZNCVPCJQOP-UHFFFAOYSA-N chloralodol Chemical compound CC(O)(C)CC(C)OC(O)C(Cl)(Cl)Cl QVFWZNCVPCJQOP-UHFFFAOYSA-N 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Landscapes
- Manipulator (AREA)
Abstract
本实用新型涉及输电线路巡检技术领域，尤其是涉及一种高压输电线路用耐张线夹引流板紧固机器人。一种高压输电线路用耐张线夹引流板紧固机器人，包括主体和紧固电机，主体上转动连接有行走轮，主体上设置有用于带动行走轮转动的行走电机，主体上连接有旋转组件，连接板上连接有第一平移机构，第一平移机构上连接有第二平移机构，紧固电机设置在第二平移机构上，紧固电机的输出轴上连接有滑杆，滑杆上连接有套筒。本实用新型可以替代人工完成耐张线夹引流板螺栓紧固作业，不仅操作便捷，作业效率高，而且安全性高。
The utility model relates to the technical field of power transmission line inspection, in particular to a tension-resistant wire clip drainage plate fastening robot for high-voltage power transmission lines. A tension-clamp drainage plate fastening robot for high-voltage transmission lines, comprising a main body and a fastening motor, the main body is rotatably connected with a walking wheel, the main body is provided with a walking motor for driving the walking wheel to rotate, and the main body is connected with a rotating assembly , the connecting plate is connected with a first translation mechanism, the first translation mechanism is connected with a second translation mechanism, the tightening motor is arranged on the second translation mechanism, the output shaft of the tightening motor is connected with a sliding rod, and the sliding rod is connected Has sleeve. The utility model can replace the manual completion of the bolt tightening operation of the tension wire clip drainage plate, which is not only convenient in operation, high in operation efficiency, but also high in safety.
Description
Technical Field
The utility model belongs to the technical field of the transmission line technique of patrolling and examining and specifically relates to a strain clamp drainage plate fastening robot for high tension transmission line is related to.
Background
Power outage caused by maintenance of a fault part of a high-voltage transmission line causes huge losses to life and production, industrial manufacturing and national economy. Bolt on the strain clamp drainage plate is not hard up, can arouse drainage plate contact failure, and strain clamp is overheated to produce burn and deformation, causes the wire damage in order to guarantee strain clamp normal use, needs fasten not hard up drainage plate bolt.
Live working is a common maintenance operation method of a modern power grid, and can realize the maintenance of the power grid without power failure.
For example, Chinese patent publication numbers are: CN203839880U, a strain clamp announced in 2014, 9, 17, comprising a strain clamp body, a steel anchor, a drainage plate assembly and a drainage clamp, wherein the strain clamp body is in a hollow tubular shape, a shell of the strain clamp body is made of aluminum alloy, the steel anchor is fixedly connected with the strain clamp, the steel anchor comprises a pull ring and an anchor rod, the pull ring is in a single-lug annular structure, a round hole is formed in the pull ring, the anchor rod is inserted into the strain clamp body and is fixedly connected with the strain clamp body, the drainage plate assembly comprises a hollow hoop fixedly connected with the strain clamp body and a drainage plate connected with the hoop, the hoop and the drainage plate are connected in a bending way to form an angle, the drainage clamp is fixed on the drainage plate of the drainage plate assembly, the drainage plate of the drainage plate assembly is parallel to the drainage clamp, the single-lug annular steel anchor is in bolt, and be connected with the aluminum pipe main part and adopt waterproof design, better improvement the performance of product, but at present strain clamp drainage plate bolt fastening industry mainly utilizes common tools such as spanner sleeve to go on by the manual work, and not only the operating efficiency is low, and dangerous high moreover.
Disclosure of Invention
The utility model discloses mainly be to current strain clamp drainage plate bolt-up operation mainly utilize common tools such as spanner sleeve to go on by the manual work, not only the operating efficiency is low, dangerous high problem provides a strain clamp drainage plate fastening robot for high voltage transmission line, can replace the manual work to accomplish strain clamp drainage plate bolt-up operation, not only the simple operation, the operating efficiency is high, and the security is high moreover.
The purpose of the utility model is mainly realized by the following scheme: a tension clamp drainage plate fastening robot for a high-voltage transmission line comprises a main body and a fastening motor, wherein the main body is rotatably connected with walking wheels, the main body is provided with a walking motor for driving the walking wheels to rotate, the main body is connected with a rotating assembly, the rotating assembly comprises a fixed shell, a driving gear arranged on the fixed shell and a rotating motor for driving the driving gear to rotate, the fixed shell is internally connected with a half gear meshed with the driving gear in a sliding manner, the half gear is provided with a connecting plate, the half gear is provided with an arc-shaped limiting groove, a limiting bulge in sliding connection with the limiting groove is arranged in the fixed shell, the connecting plate is connected with a first translation mechanism which is longitudinally arranged, and the first translation mechanism is connected with a second translation mechanism which is transversely arranged through a lifting plate, the fastening motor is arranged on the second translation mechanism, an output shaft of the fastening motor is connected with a sliding rod, and the sliding rod is connected with a sleeve. The main body is rotatably connected with a travelling wheel, the main body is provided with a travelling motor for driving the travelling wheel to rotate, the travelling motor can drive the travelling wheel to rotate when being started, the main body is connected with a rotating assembly, the rotating assembly comprises a fixed shell, a driving gear arranged on the fixed shell and a rotating motor for driving the driving gear to rotate, a half gear meshed with the driving gear is connected in the fixed shell in a sliding way, a connecting plate is arranged on the half gear, an arc-shaped limiting groove is arranged on the half gear, a limiting bulge in sliding connection with the limiting groove is arranged in the fixed shell, the rotating motor can drive the driving gear to rotate when being started, the driving gear can drive the half gear to move in the fixed shell, the arrangement of the limiting groove and the limiting bulge limits the moving direction of the half gear, the half gear can drive the connecting plate to move simultaneously when moving, the first translation mechanism is connected with a second translation mechanism which is transversely arranged through a lifting plate, the fastening motor is arranged on the second translation mechanism, an output shaft of the fastening motor is connected with a sliding rod, a sleeve is connected onto the sliding rod, the first translation mechanism is used for adjusting the position of the fastening motor in the longitudinal direction, the second translation mechanism is used for adjusting the position of the fastening motor in the transverse direction, when the robot is used specifically, a worker lifts the robot and places the robot on a lead after climbing a tower according to relevant high-altitude operation standards, the robot is close to a strain clamp end, the robot is communicated to achieve equipotential after being contacted with the lead, the worker uses an insulating rod to start the robot, ground personnel control the robot through a base station and start a walking motor, so that walking wheels rotate on the lead, the robot reaches the position close to a proper working position, a rotating assembly is controlled to rotate, and the sleeve on the robot is adjusted to the position vertical to a drainage, and then starting the first translation mechanism to cooperate with the travelling wheels to move forwards and backwards to enable the sleeve to be coaxial with the bolt to be fastened, controlling the second translation mechanism of the robot to enable the sleeve to move forwards, sleeving the sleeve into the bolt, starting the fastening motor, controlling the sleeve to rotate clockwise through the slide rod by the fastening motor, driving the nut to rotate, so as to tighten the bolt, when the tightening torque reaches a set value, stopping the rotation of the sleeve, controlling the sleeve to move backwards until the bolt is completely withdrawn, sequentially tightening all the bolts on the drainage plate by repeating the steps, controlling the robot to reach an initial on-line position, turning off a power supply by using an insulating rod by a worker on the tower, lifting the robot by using an insulating rope to separate a lead, stably placing the robot back to the ground, fastening the drainage plate bolt is completed, the whole process is live-line work, the worker operates within a safety interval range. The bolt fastening torque is uniform, and the operation quality at each time is ensured.
Preferably, the first translation mechanism and the second translation mechanism have the same structure, the first translation mechanism and the second translation mechanism respectively comprise a translation shell, a translation motor is arranged in the translation shell, an output shaft of the translation motor is connected with a lead screw, a lead screw nut is in threaded connection with the lead screw, a sliding table is connected onto the lead screw nut, the sliding table on the first translation mechanism is connected with the lifting plate, and the sliding table on the second translation mechanism is connected with the fastening motor. The first translation mechanism and the second translation mechanism have the same structure, the first translation mechanism and the second translation mechanism respectively comprise a translation shell, a translation motor is arranged in the translation shell, an output shaft of the translation motor is connected with a screw rod, a screw rod nut is connected on the screw rod in a threaded manner, a sliding table is connected on the screw rod nut, the sliding table on the first translation mechanism is connected with a lifting plate, the sliding table on the second translation mechanism is connected with a fastening motor, the screw rod in the first translation mechanism is arranged along the longitudinal direction, the screw rod in the second translation mechanism is arranged along the transverse direction, when the translation motor on the first translation mechanism is started, can drive the screw rod to rotate, the screw rod rotates to enable the screw rod nut in threaded connection with the screw rod to move along the axial direction of the screw rod, the lifting plate is driven to move up and down, the position of the fastening motor in the longitudinal direction can be adjusted through the lifting plate, and the sleeve is coaxial with a bolt to be fastened by matching with the travelling wheel to move forward and backward; when the translation motor on the second translation mechanism is started, the screw rod can be driven to rotate, the screw rod rotates to enable the screw rod nut in threaded connection with the screw rod to move along the axial direction of the screw rod, and therefore the fastening motor is driven to transversely move towards the direction close to or moving the bolt to be fastened.
Preferably, the output shaft of the translation motor is connected with the screw rod through a coupling. The output shaft of the translation motor is connected with the screw rod through the coupler, and the connection is very stable.
Preferably, one end of the screw rod, which is far away from the translation motor, is rotatably connected to the translation shell through a ball bearing. The one end of the lead screw that keeps away from translation motor passes through ball bearing and rotates the connection on the translation shell for the stability of lead screw when rotating is high.
Preferably, the sleeve is connected to the sliding rod in a sliding mode, the sliding rod is provided with a buffer spring in a surrounding mode, and one end of the buffer spring is connected to the sleeve. Sleeve sliding connection is on the slide bar, around being provided with buffer spring on the slide bar, and buffer spring's one end is connected on the sleeve, and buffer spring can play certain cushioning effect, thereby prevents that the sleeve from directly supporting and causing the damage on the bolt.
Preferably, the number of the limiting grooves is two, and the two limiting grooves are correspondingly arranged on two sides of the half gear. The quantity of spacing groove is two, and two spacing groove correspondences set up on the both sides of half-gear, and the spacing bellied quantity that corresponds the setting also is two for half-gear stability when removing is high.
Preferably, the main body is in an inverted U shape, and the traveling wheels are arranged at the top end of the main body. The main part is the type of falling U, and the walking wheel sets up on the top of main part for stability when the main part removes on the wire is high, is difficult for droing.
Preferably, the main body is provided with a handle. The main body is provided with a handle which is convenient to carry.
Therefore, the utility model discloses a strain clamp drainage plate fastening robot for high tension transmission line possesses following advantage: the utility model discloses simple structure can replace the artifical strain clamp drainage plate bolt-up operation of accomplishing, not only the simple operation, and the operating efficiency is high, and the security is high moreover.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the first translation mechanism or the second translation mechanism in the present invention.
Fig. 3 is a cross-sectional view taken at a-a of fig. 2.
Fig. 4 is a cross-sectional view of a rotating assembly according to the present invention.
Fig. 5 is a schematic structural diagram of the rotating assembly of the present invention.
Fig. 6 is a cross-sectional view at B-B in fig. 5.
Illustration of the drawings: 1-main body, 2-handle, 3-walking motor, 4-walking wheel, 5-rotating motor, 6-rotating assembly, 7-first translation mechanism, 8-lifting plate, 9-second translation mechanism, 10-fastening motor, 11-buffer spring, 12-sliding rod, 13-sleeve, 14-translation motor, 15-screw rod, 16-screw rod nut, 17-sliding table, 18-driving gear, 19-half gear, 20-connecting plate, 21-fixed shell, 22-limiting groove, 23-limiting bulge, 24-coupler, 25-translation shell and 26-ball bearing.
Detailed Description
The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.
Example 1:
as shown in fig. 1, 4, 5 and 6, a tension clamp drainage plate fastening robot for a high-voltage transmission line comprises a main body 1 and a fastening motor 10, wherein a handle 2 is arranged on the main body 1, the main body 1 is convenient to carry, a walking wheel 4 is rotatably connected to the main body 1, a walking motor 3 for driving the walking wheel 4 to rotate is arranged on the main body 1, the walking motor 3 can drive the walking wheel 4 to rotate when being started, the main body 1 is in an inverted U shape, the walking wheel 4 is arranged at the top end of the main body 1, so that the main body 1 has high stability when moving on a wire and is not easy to fall off, a rotating assembly 6 is connected to the main body 1, the rotating assembly 6 comprises a fixed shell 21, a driving gear 18 arranged on the fixed shell 21 and a rotating motor 5 for driving the driving gear 18 to rotate, a half gear 19 meshed with the driving gear 18 is slidably connected, the half gear 19 is provided with an arc-shaped limiting groove 22, a limiting bulge 23 connected with the limiting groove 22 in a sliding manner is arranged in the fixed shell 21, the rotating motor 5 can drive the driving gear 18 to rotate when being started, the driving gear 18 can drive the half gear 19 to move in the fixed shell 21 when rotating, the arrangement of the limiting groove 22 and the limiting bulge 23 limits the moving direction of the half gear 19, the half gear 19 can drive the connecting plate 20 to move simultaneously when moving, the number of the limiting grooves 22 is two, the two limiting grooves 22 are correspondingly arranged on two sides of the half gear 19, the number of the correspondingly arranged limiting bulges 23 is also two, so that the stability of the half gear 19 is high when moving, the connecting plate 20 is connected with a first translation mechanism 7 which is longitudinally arranged, the first translation mechanism 7 is connected with a second translation mechanism 9 which is transversely arranged through a lifting plate 8, and the fastening motor 10 is arranged on the second translation mechanism 9, a sliding rod 12 is connected to an output shaft of a fastening motor 10, a sleeve 13 is connected to the sliding rod 12, a first translation mechanism 7 is used for adjusting the position of the fastening motor 10 in the longitudinal direction, a second translation mechanism 9 is used for adjusting the position of the fastening motor 10 in the transverse direction, when the robot is used in a concrete mode, a worker lifts the robot and places the robot on a lead after climbing a tower according to relevant high-altitude operation standards, the end of the robot is close to a strain clamp end, the robot is communicated with the lead to achieve equipotential after being contacted with the lead, the worker starts the robot by using an insulating rod, ground personnel control the robot through a base station, the base station interacts with the robot through the existing LoRa wireless communication technology to start a walking motor 3, so that a walking wheel 4 rotates on the lead, the robot reaches the position near a proper working position, a rotating assembly 6 is controlled to rotate, and the sleeve 13 on the robot is adjusted to, then starting the first translation mechanism 7, matching with the travelling wheels 4 to advance and retreat to enable the sleeve 13 to be coaxial with a bolt to be fastened, controlling the second translation mechanism 9 of the robot to enable the sleeve 13 to advance, sleeving the sleeve 13 into the bolt, then starting the fastening motor 10, controlling the sleeve 13 to rotate clockwise through the slide rod 12 by the fastening motor 10 to drive the nut to rotate so as to tighten the bolt, when the tightening torque reaches a set value, stopping the sleeve 13 from rotating, controlling the sleeve 13 to retreat until the bolt is completely withdrawn, repeating the steps to sequentially tighten all the bolts on the drainage plate, controlling the robot to reach an initial on-line position, turning off a power supply by using an insulating rod by a worker on the tower, lifting the robot by using an insulating rope to separate the robot from a lead, stably placing the robot on the ground, completing the bolt fastening of the drainage plate, wherein the whole process is live working, the worker operates in a safe, the risk factor will be low. The bolt fastening torque is uniform, and the operation quality at each time is ensured.
As shown in fig. 2 and 3, the first translation mechanism 7 and the second translation mechanism 9 have the same structure, each of the first translation mechanism 7 and the second translation mechanism 9 includes a translation housing 25, a translation motor 14 is disposed in the translation housing 25, a lead screw 15 is connected to an output shaft of the translation motor 14, a lead screw nut 16 is screwed on the lead screw 15, a sliding table 17 is connected to the lead screw nut 16, the sliding table 17 on the first translation mechanism 7 is connected to the lifting plate 8, the sliding table 17 on the second translation mechanism 9 is connected to the fastening motor 10, the lead screw 15 in the first translation mechanism 7 is disposed along the longitudinal direction, the lead screw 15 in the second translation mechanism 9 is disposed along the transverse direction, when the translation motor 14 on the first translation mechanism 7 is started, the lead screw 15 can be driven to rotate, the lead screw nut 16 screwed with the lead screw can move along the axial direction, so as to drive the lifting plate 8 to move up and down, the position of the fastening motor 10 in the longitudinal direction can be adjusted through the lifting plate 8, and the sleeve 13 is coaxial with a bolt to be fastened by matching with the travelling wheel 4 to advance and retreat; when the translation motor 14 on the second translation mechanism 9 is started, the screw rod can be driven to rotate, and the screw rod rotates to enable the screw rod nut 16 in threaded connection with the screw rod to move along the axial direction of the screw rod, so that the fastening motor 10 is driven to move transversely and towards the direction close to or moving the bolt to be fastened.
The output shaft of the translation motor 14 is connected with the screw rod through a coupler 24, and the connection is very stable; one end of the screw rod far away from the translation motor 14 is rotatably connected to the translation shell 25 through a ball bearing 26, so that the stability of the screw rod is high when the screw rod rotates.
Sleeve 13 sliding connection is on slide bar 12, around being provided with buffer spring 11 on slide bar 12, and buffer spring 11's one end is connected on sleeve 13, and buffer spring 11 can play certain cushioning effect, thereby prevents that sleeve 13 from directly propping to cause the damage on the bolt, makes sleeve 13 have certain pivot angle along the axle center simultaneously, under buffer spring 11 pretightning force, can embolia the bolt head of certain deviation scope after the low-speed rotation.
The translation motor is a stepping motor 14, so that the control is convenient and the use effect is good.
It should be understood that this example is for illustrative purposes only and is not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes and modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope of the appended claims.
Claims (8)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921310358.9U CN210616384U (en) | 2019-08-13 | 2019-08-13 | A kind of high-voltage transmission line with tension clip drainage plate fastening robot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921310358.9U CN210616384U (en) | 2019-08-13 | 2019-08-13 | A kind of high-voltage transmission line with tension clip drainage plate fastening robot |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210616384U true CN210616384U (en) | 2020-05-26 |
Family
ID=70752598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921310358.9U Active CN210616384U (en) | 2019-08-13 | 2019-08-13 | A kind of high-voltage transmission line with tension clip drainage plate fastening robot |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210616384U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113442094A (en) * | 2021-07-08 | 2021-09-28 | 云南电网有限责任公司楚雄供电局 | Bolt visual fastening tool capable of live working |
| CN114102518A (en) * | 2021-11-10 | 2022-03-01 | 国家石油天然气管网集团有限公司 | Compressor short circuit dismouting device |
-
2019
- 2019-08-13 CN CN201921310358.9U patent/CN210616384U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113442094A (en) * | 2021-07-08 | 2021-09-28 | 云南电网有限责任公司楚雄供电局 | Bolt visual fastening tool capable of live working |
| CN114102518A (en) * | 2021-11-10 | 2022-03-01 | 国家石油天然气管网集团有限公司 | Compressor short circuit dismouting device |
| CN114102518B (en) * | 2021-11-10 | 2024-01-30 | 国家石油天然气管网集团有限公司 | Short circuit dismounting device for compressor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210616384U (en) | A kind of high-voltage transmission line with tension clip drainage plate fastening robot | |
| CN106356760B (en) | A kind of end-of-arm tooling and method that high-voltage conducting wires stockbridge damper is dismounted using robot | |
| CN105690314A (en) | Electrified bolt fastening tool | |
| CN103187696B (en) | Wire tensioner for live work on transmission lines | |
| CN111181072A (en) | Insulator R round pin puller | |
| CN101428412B (en) | Special purpose tools for electric fastening bolt | |
| CN107516850B (en) | Tension-resistance cleat for transmission line maintenance tool | |
| CN104600633B (en) | Earth potential live operation wire sander | |
| CN210326710U (en) | Tension clamp drainage plate bolt fastening robot | |
| CN205600596U (en) | Charged fastening screw device | |
| CN205847023U (en) | A kind of electric motor end cap provision for disengagement | |
| CN201030466Y (en) | Double strut pipe end electric welding groove cutter | |
| CN204407803U (en) | Earth potential live operation wire sander | |
| CN104368943B (en) | The female weld brackets of universal adjustable pipe | |
| CN111162497A (en) | A high-voltage line mechanical deicing robot driven by a single motor | |
| CN116316279A (en) | Electrified repair tool for high-voltage transmission cable grounding hanging ring and use method thereof | |
| CN205552429U (en) | A bolt assembly and disassembly tools for electrified transmission line iron tower is reformed transform | |
| CN203205774U (en) | A power transmission line live working wire tightener | |
| CN112077589B (en) | Mechanical disassembling tool | |
| CN211052194U (en) | Auxiliary wire pushing device for winding drum of trunk wire unloading machine | |
| CN203567780U (en) | Device used for carrying and installing distribution transformer | |
| CN206732888U (en) | A kind of mechanical automatic screwdriver | |
| CN220548964U (en) | Hard point rectifier structure of high-speed railway line contact net | |
| CN212695605U (en) | A kind of auxiliary pulley tool structure | |
| CN216360614U (en) | Pendulum type single-end electric torque wrench for railway sleeper bolt |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210112 Address after: Room 1509, 15 / F, building 5, No. 688, Bin'an Road, Changhe street, Binjiang District, Hangzhou City, Zhejiang Province, 310051 Patentee after: Zhejiang Platinum Creation Robot Technology Co.,Ltd. Patentee after: WUHAN BRANCH, CHINA ELECTRIC POWER Research Institute Address before: Room 1509, 15 / F, building 5, Tianhe hi tech Industrial Park, 688 Bin'an Road, Changhe street, Binjiang District, Hangzhou City, Zhejiang Province 310000 Patentee before: Zhejiang Platinum Creation Robot Technology Co.,Ltd. |
|
| TR01 | Transfer of patent right |