CN217010133U - High-altitude press-connection machine for high-voltage power transmission line engineering - Google Patents
High-altitude press-connection machine for high-voltage power transmission line engineering Download PDFInfo
- Publication number
- CN217010133U CN217010133U CN202220627044.7U CN202220627044U CN217010133U CN 217010133 U CN217010133 U CN 217010133U CN 202220627044 U CN202220627044 U CN 202220627044U CN 217010133 U CN217010133 U CN 217010133U
- Authority
- CN
- China
- Prior art keywords
- crimping
- connecting rod
- transmission line
- fixedly connected
- altitude
- 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 21
- 238000002788 crimping Methods 0.000 claims abstract description 78
- 230000007246 mechanism Effects 0.000 claims abstract description 18
- 230000002457 bidirectional effect Effects 0.000 claims description 13
- 230000005611 electricity Effects 0.000 claims description 2
- 230000009467 reduction Effects 0.000 claims description 2
- 238000001125 extrusion Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 5
- 230000009471 action Effects 0.000 description 4
- 238000013016 damping Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
Images
Abstract
The utility model provides a high-altitude crimping machine for high-voltage power transmission line engineering, which comprises a crimping mechanism and a clamping mechanism, wherein the crimping mechanism comprises a pushing piece and a crimping piece, and the crimping piece is connected with the pushing piece; the clamping mechanism comprises linear guide rails, clamping pieces, a two-way screw rod and a second motor, wherein the linear guide rails are fixedly connected to the bottom of the box body, the two clamping pieces are connected to the linear guide rails in a sliding mode and are symmetrically arranged, the first motor drives the crankshaft to rotate on the rotary support after being electrified, the first connecting rod can perform longitudinal reciprocating motion, meanwhile, the crankshaft drives the push rod to enable the cross rod sleeve to longitudinally move so as to enable the second connecting rod to perform reciprocating motion, two opposite reciprocating blocks can move oppositely or away from each other, and one reciprocating motion cycle performs once extrusion motion, so that the problems that the power shortage of an existing crimping machine is difficult to achieve a crimping effect, or hydraulic power is insufficient to damage a circuit can be solved.
Description
Technical Field
The utility model relates to the technical field of power line crimping, in particular to a high-altitude crimping machine for high-voltage power transmission line engineering.
Background
The crimping machine is a necessary tool for conducting wire continuous crimping in the on-line foundation construction and line maintenance of the power industry, and comprises a hydraulic crimping machine, a large-tonnage crimping machine, an insulation terminal crimping machine and a hand-operated hydraulic crimping machine of a crimping tong split type crimping machine.
However, in the construction process of the power transmission line, a secondary wire tightening operation method is generally adopted when the strain clamp is crimped; namely, after the wire is tightened for the first time, personnel scratch and print on the overhead wire, then loosen the wire to the ground, then open and break the wire, strip the wire, crimp strain clamp, and finally hang the wire that is crimped. However, with the high-speed development of economy, a line channel is tense, and the situation that a highway, a high-speed railway, a river and the like below a tension tower cannot loosen a lead to the ground for operation can be frequently met, at the moment, the process can be completed by one-time wire tightening operation, namely, after the wire is tightened in place, the process of disconnecting the lead, stripping the wire and crimping a tension clamp needs to be completed at high altitude at one time.
However, the existing overhead crimping machine is inconvenient to use during overhead operation; namely, the resultant force of the clamping mechanism is insufficient, and the line is easy to deviate during the crimping operation; secondly, the extrusion effect is not good due to insufficient power, or the line is easily damaged due to insufficient power.
SUMMERY OF THE UTILITY MODEL
In order to make up for the defects, the utility model provides an overhead crimping machine for high-voltage power transmission line engineering, which aims to solve the problems that the resultant force of a clamping mechanism of the overhead crimping machine in the prior art is insufficient, a line is easy to deviate during crimping operation, the extrusion effect is poor due to insufficient power, or the line is easy to be damaged due to insufficient power.
In order to realize the technical scheme, the utility model is realized as follows:
a high-altitude crimping machine for high-voltage power transmission line engineering comprises a box body, wherein a crimping mechanism and a clamping mechanism are longitudinally and sequentially arranged in the box body;
the crimping mechanism comprises a pushing piece and a crimping piece, and the crimping piece is connected with the pushing piece;
fixture includes linear guide, holder, two-way lead screw and second motor, at least two linear guide fixed connection in the bottom of box, linear guide is last slidable ground to be connected with two the holder, and two the holder is the symmetry setting, two be equipped with between the linear guide two-way lead screw, and be used for two the holder is in opposite directions or the motion of leaving mutually, the box with one side that two-way lead screw is relative is equipped with the second motor, the one end of two-way lead screw with the output fixed connection of second motor.
In an embodiment of the present invention, opposite threading holes are formed at both sides of the box body.
In one embodiment of the utility model, the front side of the box is hinged with an access door.
In an embodiment of the present invention, a plurality of vibration reduction bases are fixedly connected to the bottom of the box body.
In an embodiment of the utility model, the pushing member includes a rotating support, a crankshaft, a first motor, push rods and a cross rod sleeve, the rotating support is fixedly connected with one side of the rear part of the box body, the crankshaft is rotatably connected to the rotating support, the first motor is arranged on one side of the box body opposite to the crankshaft, the output end of the first motor is fixedly connected with the crankshaft, the crankshaft is symmetrically and rotatably connected with two push rods, and the other end of each push rod is rotatably connected with the cross rod sleeve.
In an embodiment of the present invention, the crimping member includes a reciprocating tube, a reciprocating block, a first connecting rod, a second connecting rod, a fixing sleeve, and a crimping head, the reciprocating tube is disposed below the rotating support, two reciprocating blocks are symmetrically disposed inside the reciprocating tube, one of the reciprocating blocks is hinged to the first connecting rod, the other reciprocating block is hinged to the second connecting rod, one end of the first connecting rod is rotatably connected to the crankshaft, a surface of the second connecting rod is fixedly connected to the cross rod sleeve, the fixing sleeve is disposed below the cross rod sleeve and movably connected to a surface of the second connecting rod, the fixing sleeve is fixedly connected to one side of the rear portion of the box, and an end portion of the second connecting rod below the fixing sleeve is fixedly connected to the crimping head.
In an embodiment of the utility model, the clamping member includes four linear sliding blocks, a fixed plate and a clamping seat, the four linear sliding blocks are symmetrically distributed on the linear guide rail in pairs, the fixed plate is fixedly connected to the four sliding blocks, and the clamping seat is fixedly connected to the top of the fixed plate.
In one embodiment of the utility model, a threaded sleeve is fixedly connected to the bottom of each fixing plate, and each threaded sleeve is in threaded connection with the outer surface of the bidirectional screw rod.
The utility model has the beneficial effects that: according to the high-altitude crimping machine for the high-voltage power transmission line engineering, which is obtained through the design, when the high-altitude crimping machine works, the second motor is electrified to drive the two-way screw rod to rotate, and the two linear sliding blocks can move oppositely on the linear guide rail under the action of the two-way screw rod, so that the clamping seat with the arc-shaped clamping surface clamps the line, and the problems that the existing crimping machine is unstable in fixing the line and the line is easy to deviate are solved; furthermore, the first motor is electrified to drive the crankshaft to rotate on the rotary support, the first connecting rod can longitudinally reciprocate, meanwhile, the crankshaft drives the push rod to enable the cross rod sleeve to longitudinally reciprocate so as to enable the second connecting rod to reciprocate, two opposite reciprocating blocks can move oppositely or away from each other, and once extrusion action is carried out in one reciprocating motion period, so that the problems that the power of the existing crimping machine is insufficient and the crimping effect is difficult to achieve, or the hydraulic power is insufficient and the circuit is damaged can be solved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and that those skilled in the art can also obtain other related drawings based on the drawings without inventive efforts.
Fig. 1 is a perspective view of a high-altitude crimping machine for high-voltage power transmission line engineering according to an embodiment of the present invention;
fig. 2 is a side sectional view of a high-altitude crimping machine for a high-voltage power transmission line project according to an embodiment of the utility model;
fig. 3 is a schematic structural diagram of a crimping piece of a high-altitude crimping machine for high-voltage power transmission line engineering, provided by an embodiment of the utility model.
In the figure: 1. a box body; 110. threading holes; 120. an access door; 130. a vibration damping base; 2. a crimping mechanism; 210. a pusher member; 211. rotating the support; 212. a crankshaft; 213. a first motor; 214. a push rod; 215. a cross-bar sleeve; 220. a crimping member; 221. a reciprocating tube; 222. a reciprocating block; 223. a first link; 224. a second link; 225. fixing a sleeve; 226. a crimping head; 3. a clamping mechanism; 310. a linear guide rail; 320. a clamping member; 321. a linear slider; 322. a fixing plate; 323. a clamping seat; 330. a bidirectional screw rod; 340. a second motor.
Detailed Description
The following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be obtained by a person skilled in the art without inventive efforts based on the embodiments of the present invention, are within the scope of protection of the present invention.
Examples
Referring to fig. 1-3, the present invention provides a technical solution:
a high-altitude crimping machine for high-voltage power transmission line engineering comprises a box body 1, wherein a crimping mechanism 2 and a clamping mechanism 3 are longitudinally and sequentially arranged inside the box body 1; the crimping mechanism 2 comprises a pushing piece 210 and a crimping piece 220, wherein the crimping piece 220 is connected with the pushing piece 210; the clamping mechanism 3 comprises linear guide rails 310, clamping pieces 320, a bidirectional screw rod 330 and a second motor 340, at least two linear guide rails 310 are fixedly connected to the bottom of the box body 1, the two clamping pieces 320 are connected to the linear guide rails 310 in a sliding mode, the two clamping pieces 320 are symmetrically arranged, the bidirectional screw rod 330 is arranged between the two linear guide rails 310 and used for enabling the two clamping pieces 320 to move in the opposite direction or in the opposite direction, the second motor 340 is arranged on one side, opposite to the bidirectional screw rod 330, of the box body 1, and one end of the bidirectional screw rod 330 is fixedly connected with the output end of the second motor 340.
Specifically, during the crimping operation, the clamping member 320 is first used to match the specification of the circuit; secondly, the second motor 340 is electrified to drive the two-way screw rod 330 to rotate, and the two clamping pieces 320 move oppositely or separately under the action of the two-way screw rod 330, so that the problem that the existing crimping machine is unstable in fixing a line and the line is easy to deviate is solved; finally, sufficient power is provided for the crimping piece 220 through the pushing piece 210, so that the crimping piece 220 moves towards the clamping piece 320, and the crimping piece 220 is used for crimping and fixing the circuit, and the problems that the crimping effect is difficult to achieve due to insufficient power or the circuit is damaged due to over-sufficient hydraulic power of the existing crimping machine can be solved.
In this embodiment, opposite threading holes 110 are formed at both sides of the box body 1.
Specifically, at the time of crimping work, the wire can be passed through the threading hole 110 to thereby expand the crimping work.
In the present embodiment, the front side of the cabinet 1 is hinged with an access door 120.
Specifically, a channel is reserved for the overhaul of the crimping machine through the arrangement of the access door 120; in addition, a closed space is formed in the box body 1, and the damage of workpiece residues to operators during excessive extrusion can be prevented.
In this embodiment, a plurality of vibration damping mounts 130 are fixedly attached to the bottom of the case 1.
Specifically, by providing a plurality of vibration damping bases 130, vibration damping can be performed when the crimping member 220 is in operation, thereby avoiding damage to the work platform.
In this embodiment, the pushing member 210 includes a rotating support 211, a crankshaft 212, a first motor 213, a push rod 214 and a cross rod sleeve 215, the rotating support 211 is fixedly connected to one side of the rear portion of the box body 1, the crankshaft 212 is rotatably connected to the rotating support 211, the first motor 213 is disposed on one side of the box body 1 opposite to the crankshaft 212, an output end of the first motor 213 is fixedly connected to the crankshaft 212, two push rods 214 are symmetrically and rotatably connected to the crankshaft 212, and the cross rod sleeve 215 is rotatably connected to the other ends of the two push rods 214.
Specifically, the first motor 213 is energized to drive the crankshaft 212 to rotate on the rotating support 211, and the crankshaft 212 drives the push rod 214 to reciprocate the cross rod sleeve 215 in the longitudinal direction.
In this embodiment, the crimping member 220 includes a reciprocating tube 221, a reciprocating block 222, a first connecting rod 223, a second connecting rod 224, a fixing sleeve 225 and a crimping head 226, the reciprocating tube 221 is disposed below the rotating support 211, two reciprocating blocks 222 are symmetrically disposed inside the reciprocating tube 221, a first connecting rod 223 is hinged to one of the reciprocating blocks 222, a second connecting rod 224 is hinged to the other reciprocating block 222, one end of the first connecting rod 223 is rotatably connected to the crankshaft 212, a surface of the second connecting rod 224 is fixedly connected to the cross rod sleeve 215, the fixing sleeve 225 is disposed below the cross rod sleeve 215 and movably connected to a surface of the second connecting rod 224, the fixing sleeve 225 is fixedly connected to one side of the rear portion of the box 1, and an end portion of the second connecting rod 224 disposed below the fixing sleeve 225 is fixedly connected to the crimping head 226.
Specifically, when the crankshaft 212 rotates, the first connecting rod 223 may reciprocate longitudinally, and the cross rod sleeve 215 drives the second connecting rod 224 to reciprocate, so that the two opposite reciprocating blocks 222 may move toward or away from each other, and a single extrusion operation may be performed in a single reciprocating cycle; and the two reciprocating blocks 222 moving away from each other is the extrusion line.
In this embodiment, the clamping member 320 includes four linear sliding blocks 321, a fixing plate 322 and a clamping seat 323, the number of the linear sliding blocks 321 is four, and the linear sliding blocks are symmetrically distributed on the linear guide rail 310 two by two, the fixing plate 322 is fixedly connected to the four sliding blocks, and the clamping seat 323 is fixedly connected to the top of the fixing plate 322.
Specifically, when the two opposite linear sliders 321 move oppositely on the linear guide rail 310, the clamping seat 323 with the arc-shaped clamping surface can clamp the line, so that the line deviation can be effectively avoided.
In this embodiment, a threaded sleeve is fixedly connected to the bottom of each fixing plate 322, and each threaded sleeve is threadedly connected to the outer surface of the bidirectional screw 330.
Specifically, the threaded sleeve is located between the four linear sliding blocks 321, and through the arrangement of the bidirectional screw rod 330 and the cooperation of the threaded sleeve, when the bidirectional screw rod 330 is driven by the second motor 340, the linear sliding blocks 321 can move towards or away from each other on the linear guide rail 310.
Specifically, this high tension electricity is theory of operation of high altitude press-connection machine for transmission line engineering: when the bidirectional wire rod clamping device works, the second motor 340 is electrified to drive the bidirectional wire rod 330 to rotate, and the two linear sliding blocks 321 can move oppositely on the linear guide rail 310 under the action of the bidirectional wire rod 330, so that the clamping seat 323 with the arc-shaped clamping surface clamps a line; further, the first motor 213 is energized to drive the crankshaft 212 to rotate on the rotating support 211, and the first connecting rod 223 can reciprocate longitudinally, and the crankshaft 212 drives the push rod 214 to cause the cross rod sleeve 215 to reciprocate longitudinally, so that the second connecting rod 224 reciprocates, and the two opposite reciprocating blocks 222 can move towards or away from each other, and a single extrusion operation is performed in one reciprocating period.
It should be noted that the specific model specifications of the first motor 213 and the second motor 340 need to be determined by type selection according to the actual specification of the device, and the specific type selection calculation method adopts the prior art, so detailed description is omitted.
The power supply of the first motor 213 and the second motor 340 and the principle thereof will be apparent to those skilled in the art and will not be described in detail herein.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes may be made to the present invention by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a high tension electricity is high altitude press-connection machine for transmission line engineering, includes box (1), its characterized in that: a crimping mechanism (2) and a clamping mechanism (3) are longitudinally and sequentially arranged in the box body (1);
the crimping mechanism (2) comprises a pushing piece (210) and a crimping piece (220), and the crimping piece (220) is connected with the pushing piece (210);
fixture (3) include linear guide (310), holder (320), two-way lead screw (330) and second motor (340), at least two linear guide (310) fixed connection in the bottom of box (1), be connected with two on linear guide (310) slidable holder (320), and two holder (320) are the symmetry and set up, two be equipped with between linear guide (310) two-way lead screw (330), and be used for two holder (320) move in opposite directions or leave mutually, box (1) with one side that two-way lead screw (330) is relative is equipped with second motor (340), the one end of two-way lead screw (330) with the output fixed connection of second motor (340).
2. The high-altitude crimping machine for the high-voltage power transmission line engineering according to claim 1, characterized in that: two sides of the box body (1) are provided with opposite threading holes (110).
3. The high-altitude crimping machine for the high-voltage power transmission line engineering of claim 1, characterized in that: the front side of the box body (1) is hinged with an access door (120).
4. The high-altitude crimping machine for the high-voltage power transmission line engineering according to claim 1, characterized in that: the bottom of the box body (1) is fixedly connected with a plurality of vibration reduction bases (130).
5. The high-altitude crimping machine for the high-voltage power transmission line engineering according to claim 1, characterized in that: the pushing piece (210) comprises a rotating support (211), a crankshaft (212), a first motor (213), push rods (214) and a cross rod sleeve (215), the rotating support (211) is fixedly connected with one side of the rear portion of the box body (1), the crankshaft (212) is rotatably connected onto the rotating support (211), the first motor (213) is arranged on one side, opposite to the crankshaft (212), of the box body (1), the output end of the first motor (213) is fixedly connected with the crankshaft (212), the crankshaft (212) is symmetrically and rotatably connected with the two push rods (214), and the other ends of the two push rods (214) are rotatably connected with the cross rod sleeve (215).
6. The high-altitude crimping machine for the high-voltage power transmission line engineering according to claim 5, characterized in that: the crimping piece (220) comprises a reciprocating pipe (221), a reciprocating block (222), a first connecting rod (223), a second connecting rod (224), a fixing sleeve (225) and a crimping head (226), wherein the reciprocating pipe (221) is arranged below the rotating support (211), two reciprocating blocks (222) are symmetrically arranged inside the reciprocating pipe (221), the first connecting rod (223) is hinged on one reciprocating block (222), the second connecting rod (224) is hinged on the other reciprocating block (222), one end of the first connecting rod (223) is rotatably connected with the crankshaft (212), the surface of the second connecting rod (224) is fixedly connected with the cross rod sleeve (215), the fixing sleeve (225) is positioned below the cross rod sleeve (215) and movably connected with the surface of the second connecting rod (224), and the fixing sleeve (225) is fixedly connected with one side of the rear part of the box body (1), the end part of the second connecting rod (224) positioned below the fixing sleeve (225) is fixedly connected with the crimping head (226).
7. The high-altitude crimping machine for the high-voltage power transmission line engineering according to claim 1, characterized in that: the clamping piece (320) comprises linear sliding blocks (321), fixed plates (322) and clamping seats (323), the number of the linear sliding blocks (321) is four, the linear sliding blocks are symmetrically distributed on the linear guide rail (310) in pairs, the fixed plates (322) are fixedly connected to the four sliding blocks, and the clamping seats (323) are fixedly connected to the tops of the fixed plates (322).
8. The high-altitude crimping machine for the high-voltage power transmission line engineering according to claim 7, characterized in that: the bottom of each fixing plate (322) is fixedly connected with a thread sleeve, and each thread sleeve is in threaded connection with the outer surface of the bidirectional screw rod (330).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220627044.7U CN217010133U (en) | 2022-03-22 | 2022-03-22 | High-altitude press-connection machine for high-voltage power transmission line engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220627044.7U CN217010133U (en) | 2022-03-22 | 2022-03-22 | High-altitude press-connection machine for high-voltage power transmission line engineering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217010133U true CN217010133U (en) | 2022-07-19 |
Family
ID=82370988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220627044.7U Active CN217010133U (en) | 2022-03-22 | 2022-03-22 | High-altitude press-connection machine for high-voltage power transmission line engineering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217010133U (en) |
-
2022
- 2022-03-22 CN CN202220627044.7U patent/CN217010133U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211614727U (en) | Be used for welded anchor clamps frock of lithium ion battery module utmost point ear and sampling line | |
| CN217010133U (en) | High-altitude press-connection machine for high-voltage power transmission line engineering | |
| CN201319480Y (en) | Cable head earth wire device | |
| CN208575742U (en) | Testing probe template group quick-speed jigs | |
| CN209249884U (en) | A kind of automotive high voltage line beam pressure connection device | |
| CN209736885U (en) | Wire harness welding device for sealing switch | |
| CN208955575U (en) | A kind of plain type wire pressing device | |
| CN208489516U (en) | Split conductor plug Full-automatic assembling machine track | |
| CN208895996U (en) | A kind of distribution overhead line wedge clamp special installation tool | |
| CN210490396U (en) | Device for stretching high-speed wire and high-speed wire across ultrahigh voltage power circuit | |
| CN207705222U (en) | A kind of battery core enters housing apparatus | |
| CN217157834U (en) | Rubber wire sheath installation device | |
| CN211555680U (en) | Needle foot winding mechanism of single-shaft winding sleeve rubber coating equipment | |
| CN208946037U (en) | A kind of wedge clamp fastening machine | |
| CN114783696A (en) | Rubber wire sheath installation device | |
| CN216911915U (en) | Straightening device for repairing wire harness | |
| CN112018655A (en) | Cable cutting device with adjustable power equipment production is used | |
| CN212323572U (en) | Transmission line crossing point block net pulley device | |
| CN219144894U (en) | High-voltage line butt joint pipe correction tool | |
| CN220339639U (en) | Subway vehicle door test device | |
| CN217550966U (en) | Full-automatic bidirectional straight-through pipeline expanding machine | |
| CN219086668U (en) | Operation head for clamping bolt pin in repair line | |
| CN219871925U (en) | Light guide device for high-power detection | |
| CN212761990U (en) | Steel pipe fixing and welding device | |
| CN211720004U (en) | High tension switchgear fixing device convenient to interconnect |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A high-altitude crimping machine for high-voltage power transmission line engineering Effective date of registration: 20231123 Granted publication date: 20220719 Pledgee: Wujia sub branch of Hubei Three Gorges Rural Commercial Bank Co.,Ltd. Pledgor: Zhongyan Power Group Co.,Ltd. Registration number: Y2023980067013 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |