CN113067300B - Improved generation electric power strain clamp - Google Patents
Improved generation electric power strain clamp Download PDFInfo
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- CN113067300B CN113067300B CN202110328281.3A CN202110328281A CN113067300B CN 113067300 B CN113067300 B CN 113067300B CN 202110328281 A CN202110328281 A CN 202110328281A CN 113067300 B CN113067300 B CN 113067300B
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- rod
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- 238000000034 method Methods 0.000 claims abstract description 4
- 239000011324 bead Substances 0.000 claims description 10
- 239000002184 metal Substances 0.000 claims description 8
- 230000000694 effects Effects 0.000 abstract description 12
- 238000009434 installation Methods 0.000 abstract description 11
- 230000008569 process Effects 0.000 abstract description 3
- 239000004020 conductor Substances 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/02—Devices for adjusting or maintaining mechanical tension, e.g. take-up device
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- Suspension Of Electric Lines Or Cables (AREA)
Abstract
The invention provides an improved electric tension clamp, which comprises a fixed sleeve, an auxiliary unit, an adjusting unit and a clamp unit, wherein the fixed sleeve is fixedly connected with the auxiliary unit; the auxiliary unit is of a block structure, mounting grooves are uniformly formed in two ends of the auxiliary unit respectively, an adjusting unit is arranged in each mounting groove of the auxiliary unit, and the wire clamp unit is mounted on the outer wall of the adjusting unit; the invention solves the problem that when the existing electric tension-resistant wire clamp is mainly connected and fixed between a wire and a wire clamp in the installation and use process, the installation angle of the wire cannot be adjusted by workers, so that the connection effect of the wire is influenced; and the staff is inconvenient to require the tension of wire according to the elasticity of wire after the wire is connected to serious time too big wire tension causes the wire fracture, and too little wire tension leads to the wire to drag not hard up and produces dangerous scheduling problem.
Description
Technical Field
The invention relates to the technical field of electric power engineering, in particular to an improved electric power strain clamp.
Background
The strain clamp is a hardware fitting used for fixing a lead to bear the tension of the lead and hanging the lead to a strain insulator-string group or a tower. Strain clamps can be broadly classified into two types according to their structure and installation conditions. The first type: the strain clamp is designed to withstand the full tension of the conductor or line, and the clamp grip is not less than ninety percent of the rated tension of the conductor or line being installed, but is not intended to act as a conductor. The wire clamp can be detached after the wire is installed and used additionally. The cable clamp comprises a bolt type strain clamp, a wedge type strain clamp and the like. The second type: the strain clamp can bear all the tensile force of the conducting wire or the lightning conductor and can also be used as a conductor. Therefore, once the wire clamp is installed, the wire clamp can not be disassembled any more, and the wire clamp is also called a dead wire clamp.
The current electric tension resisting wire clamp mainly has the following problems in the installation and use process: when the wire is fixedly connected with the wire clamp, the installation angle of the wire cannot be adjusted by workers, so that the connection effect of the wire is influenced; and the staff is inconvenient to require the tension of wire according to the elasticity of wire after the wire is connected to the wire to too big wire tension causes the wire fracture when serious, and the wire tension leads to the wire to drag not hard up when too little and produces danger.
In order to ensure the installation and use effects of the electric power strain clamp, the invention provides an improved electric power strain clamp.
Disclosure of Invention
In order to achieve the purpose, the invention adopts the following technical scheme; an improved electric tension-resistant wire clamp comprises a fixed sleeve, an auxiliary unit, an adjusting unit and a wire clamp unit; the inner wall of the fixed sleeve is uniformly provided with fixed grooves, the upper end of the fixed sleeve is provided with a mounting hole, a metal sheet is arranged in the mounting hole of the fixed sleeve, the outer wall of the top end of the fixed sleeve is provided with an auxiliary unit, the auxiliary unit is of a block structure, mounting grooves are uniformly formed in two ends of the auxiliary unit respectively, an adjusting unit is arranged in each mounting groove of the auxiliary unit, and the wire clamp unit is mounted on the outer wall of each adjusting unit; wherein:
the adjusting unit comprises a supporting block, an adjusting rod, an adjusting spring, a clamping rod and a movable hinge rod; the supporting blocks are uniformly arranged on the outer wall of the auxiliary unit through bolts, clamping rods are arranged inside the supporting blocks in a sliding fit mode, the outer walls of the clamping rods are connected with the top ends of adjusting rods, the adjusting rods are arranged inside the supporting blocks in a sliding fit mode, and adjusting springs are sleeved on the outer walls of the adjusting rods inside the supporting blocks; the inner wall of the supporting block is uniformly provided with movable beads matched with the outer wall of the clamping rod in a movable connection mode; a movable hinge rod is arranged in the supporting block through a bearing, one end of the movable hinge rod is of a spherical structure, clamping grooves are uniformly formed in the outer wall of the spherical structure of the movable hinge rod, and one end of the spherical structure of the movable hinge rod is connected with the top end of the clamping rod; the adjusting unit is convenient for workers to fix the wire according to the tensioning angle of the wire by adjusting the angle of the movable hinge rod and the adjusting rod, so that the connecting effect of the wire is effectively guaranteed.
The wire clamp unit comprises an outer wire bundling sleeve, an adjusting bolt, an inner wire bundling sleeve and a clamping unit; longitudinal mounting holes are uniformly formed in the outer wire bundling sleeve, transverse wire holes are uniformly formed in the outer wire bundling sleeve, and a clamping unit is arranged on the outer wall of each wire hole of the outer wire bundling sleeve in a threaded connection mode; the inner wire bundling sleeve is arranged in the mounting hole of the outer wire bundling sleeve in a sliding fit mode, a wire guide hole is formed in the inner wire bundling sleeve, and balls are uniformly arranged on the inner wall of the wire guide hole in the inner wire bundling sleeve; the adjusting bolt penetrates from the upper end of the outer wire bundling sleeve to the inside of the outer wire bundling sleeve and is connected with the inside of the outer wire bundling sleeve through a bolt, and the adjusting bolt is connected with the inner wire bundling sleeve in a spiral mode; the arranged wire clamp unit is convenient for workers to adjust the adjusting bolt so as to control the inner wire bundling sleeve to move up and down, and further, the tension and the release of the wires at two ends are adjusted through the action of the inner wire bundling sleeve; the connecting effect of the wire is effectively ensured.
Preferably; the auxiliary unit comprises a fixing plate, a power lead and a lightning rod; the lightning rod is arranged at the upper end of the fixing plate in a clamping manner and is connected with the metal sheet at the upper end of the power wire; the auxiliary units are arranged to facilitate the mutual installation of the plurality of adjusting units and the wire clamp units; therefore, the connection rate of the wires is improved, and the connection effect of the wires is optimized.
Preferably; the clamping unit comprises a threaded sleeve, an arc limiting plate, a control rod, an arc sleeve pressing plate, a guide plate and an actuating spring; arc-shaped limiting plates are symmetrically arranged inside the threaded sleeve, limiting grooves are uniformly formed in the outer walls of the arc-shaped limiting plates, the control rod is arranged inside the threaded sleeve in a threaded connection mode and is located in the middle of the arc-shaped limiting plates, the lower end of the control rod is connected with the arc-shaped sleeve pressing plate through a bearing, an execution spring is arranged inside the arc-shaped sleeve pressing plate, guide plates are symmetrically arranged inside the arc-shaped sleeve pressing plate in a sliding fit mode, and movable beads are arranged on the outer walls of the top ends of the guide plates; the top end of the guide plate is matched with the limiting groove of the arc limiting plate; the clamping unit effectively ensures that the wire inserted between the outer wire bundling sleeve and the inner wire bundling sleeve is fixed, ensures that the adjusted wire is tensioned, and prevents the wire from loosening.
Preferably; the outer wall of the adjusting rod is provided with a rubber sleeve; the outer wall of the adjusting rod is provided with the rubber sleeve, so that the safety of workers in operating the adjusting rod is effectively guaranteed.
Preferably; the movable beads are uniformly arranged on the inner wall of the wire hole of the outer wire bundling sleeve, so that the movement of the wire is promoted, and the abrasion of the outer wall of the wire is avoided; thereby ensuring the quality structure of the lead.
Preferably; the upper end of the lightning rod is of a pointed structure; the upper end of the lightning rod is set to be a pointed structure so as to facilitate lightning conduction, and therefore damage to the equipment caused by electric shock due to lightning is avoided.
The invention has the beneficial effects that:
the adjustable wire tensioning device is convenient for workers to adjust the angle of the movable hinge rod according to the tensioning angle of the wire and fix the wire through the adjusting rod through the arranged adjusting unit, so that the connecting effect of the wire is effectively guaranteed;
the wire clamp unit is convenient for workers to adjust the adjusting bolt so as to control the inner wire bundling sleeve to move up and down, and further tension and relaxation of wires at two ends are adjusted under the action of the inner wire bundling sleeve; the connecting effect of the lead is effectively ensured;
the auxiliary unit is convenient for the mutual installation of the plurality of adjusting units and the wire clamp unit; thereby improving the connection rate of the wires and optimizing the connection effect of the wires;
the clamping unit effectively ensures that the wire inserted between the outer wire bundling sleeve and the inner wire bundling sleeve is fixed, ensures that the adjusted wire is tensioned, and prevents the wire from loosening.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a front view in section view of the present invention;
FIG. 2 is a schematic structural view of a wire clamp unit of the present invention;
fig. 3 is a top view of the wire clamp unit of the present invention;
FIG. 4 is a partial enlarged view of the invention 1 at A;
FIG. 5 is a schematic view of the construction of the living hinge rod of the present invention;
fig. 6 is a sectional view of the clamping unit of the present invention.
Detailed Description
Embodiments of the present invention will be described below with reference to the drawings. In this process, the width of the lines or the size of the components in the drawings may be exaggerated for clarity and convenience of description.
The following terms are defined based on the functions of the present invention, and may be different depending on the intention of the user or the operator or the convention. Therefore, these terms are defined based on the entire contents of the present specification.
As shown in fig. 1 to 6, an improved electric strain clamp includes a fixing sleeve 1, an auxiliary unit 2, an adjusting unit 3 and a clamp unit 4; the inner wall of the fixed sleeve 1 is uniformly provided with fixed grooves, the upper end of the fixed sleeve 1 is provided with a mounting hole, a metal sheet is arranged in the mounting hole of the fixed sleeve 1, the outer wall of the top end of the fixed sleeve 1 is provided with an auxiliary unit 2, the auxiliary unit 2 is of a block structure, mounting grooves are uniformly formed in two ends of the auxiliary unit 2 respectively, an adjusting unit 3 is arranged in each mounting groove of the auxiliary unit 2, and the wire clamp unit 4 is mounted on the outer wall of the adjusting unit 3; wherein:
the auxiliary unit 2 comprises a fixing plate 21, a power wire 22 and a lightning rod 23; the fixing plate 21 is provided with a wire groove, the wire groove of the fixing plate 21 is internally provided with an electric power wire 22, one end of the electric power wire 22 at the upper end of the fixing plate 21 is connected with a metal sheet, and the lightning rod 23 is arranged at the upper end of the fixing plate 21 in a clamping manner and is connected with the metal sheet at the upper end of the electric power wire 22; the upper end of the lightning rod 23 is of a pointed structure; the upper end of the lightning rod 23 is arranged to be a pointed structure, so that lightning can be drained conveniently, and the damage to equipment caused by electric shock of the lightning to the equipment is avoided; the auxiliary unit 2 is provided to facilitate mutual installation between the plurality of adjusting units 3 and the wire clamping unit 4; therefore, the connection rate of the wires is improved, and the connection effect of the wires is optimized.
The adjusting unit 3 comprises a supporting block 31, an adjusting rod 32, an adjusting spring 33, a clamping rod 34 and a movable hinge rod 35; the supporting blocks 31 are uniformly arranged on the outer wall of the auxiliary unit 2 through bolts, the clamping rods 34 are arranged inside the supporting blocks 31 in a sliding fit mode, the outer walls of the clamping rods 34 are connected with the top ends of the adjusting rods 32, the adjusting rods 32 are arranged inside the supporting blocks 31 in a sliding fit mode, and the adjusting springs 33 are sleeved on the outer walls of the adjusting rods 32 inside the supporting blocks 31; the outer wall of the adjusting rod 32 is provided with a rubber sleeve; the rubber sleeve arranged on the outer wall of the adjusting rod 32 effectively ensures the safety of workers when operating the adjusting rod 32; the inner wall of the supporting block 31 is uniformly provided with movable beads in a movable connection mode to be matched with the outer wall of the clamping rod 34; a movable hinge rod 35 is arranged in the supporting block 31 through a bearing, one end of the movable hinge rod 35 is of a spherical structure, clamping grooves are uniformly formed in the outer wall of the spherical structure of the movable hinge rod 35, and one end of the spherical structure of the movable hinge rod 35 is connected with the top end of the clamping rod 34; the adjusting unit 3 is convenient for a worker to fix the wire by adjusting the angle of the movable hinge rod 35 and the adjusting rod 32 according to the tensioning angle of the wire, so that the connecting effect of the wire is effectively ensured.
The wire clamping unit 4 comprises an outer wire bundling sleeve 41, an adjusting bolt 42, an inner wire bundling sleeve 43 and a clamping unit 44; longitudinal mounting holes are uniformly formed in the outer wire bundling sleeve 41, transverse wire holes are uniformly formed in the outer wire bundling sleeve 41, movable beads are uniformly arranged on the inner wall of each wire hole of the outer wire bundling sleeve 41, the movable beads are uniformly arranged on the inner wall of each wire hole of the outer wire bundling sleeve 41, so that the movement of the wires is promoted, and the outer walls of the wires are prevented from being abraded; thereby ensuring the quality structure of the lead; a clamping unit 44 is arranged on the outer wall of the wire guide hole of the outer wire harness sleeve 41 in a threaded connection mode; the inner wire bundling sleeve 43 is respectively arranged in the mounting hole of the outer wire bundling sleeve 41 in a sliding fit mode, a wire guide hole is formed in the inner wire bundling sleeve 43, and balls are uniformly arranged on the inner wall of the wire guide hole in the inner wire bundling sleeve 43; the adjusting bolt 42 penetrates from the upper end of the outer wire binding sleeve 41 to the inside of the outer wire binding sleeve 41 and is connected to the inside of the outer wire binding sleeve 41 through a bolt, and the adjusting bolt 42 is connected with the inner wire binding sleeve 43 in a spiral mode; the arranged wire clamp unit 4 is convenient for a worker to adjust the adjusting bolt 42 so as to control the inner wire bundling sleeve 43 to move up and down, and further, the tension and the release of the wires at two ends are adjusted through the action of the inner wire bundling sleeve 43; the connecting effect of the wire is effectively ensured.
The clamping unit 44 comprises a threaded sleeve 441, an arc limiting plate 442, a control rod 443, an arc sleeving and pressing plate 444, a guide plate 445 and an actuating spring 446; the inner part of the threaded sleeve 441 is symmetrically provided with arc-shaped limit plates 442, the outer walls of the arc-shaped limit plates 442 are uniformly provided with limit grooves, the control rod 443 is arranged inside the threaded sleeve 441 in a threaded connection mode, the control rod 443 is positioned in the middle of the arc-shaped limit plates 442, the lower end of the control rod 443 is connected with an arc-shaped sleeve pressing plate 444 through a bearing, an actuating spring 446 is arranged inside the arc-shaped sleeve pressing plate 444, guide plates 445 are symmetrically arranged inside the arc-shaped sleeve pressing plate 444 in a sliding fit mode, and movable beads are arranged on the outer walls of the top ends of the guide plates 445; the top end of the guide plate 445 is matched with the limiting groove of the arc limiting plate 442; the clamping unit 44 is arranged to effectively ensure that the wires inserted between the outer harness sleeve 41 and the inner harness sleeve 43 are fixed, ensure that the adjusted wires are tensioned and prevent the wires from loosening.
When the fireproof electric wire and cable bridge is used specifically; sleeving a fixing sleeve 1 on the top end of a telegraph pole and fixing, then installing an auxiliary unit 2 at the upper end of the fixing sleeve 1, sequentially installing adjusting units 3 to be installed on the auxiliary unit 2 according to installation requirements, and adjusting the angles of the adjusting units 3 according to the installation requirements; finally, the wire clamp unit 4 is installed, and the wires to be connected penetrate through the wire clamp unit 4 and are adjusted and fixed through the wire clamp unit 4.
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 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 (6)
1. An improved electric tension-resistant wire clamp comprises a fixed sleeve (1), an auxiliary unit (2), an adjusting unit (3) and a wire clamp unit (4); the method is characterized in that: the inner wall of the fixed sleeve (1) is uniformly provided with fixed grooves, the upper end of the fixed sleeve (1) is provided with a mounting hole, a metal sheet is arranged in the mounting hole of the fixed sleeve (1), the outer wall of the top end of the fixed sleeve (1) is provided with an auxiliary unit (2), the auxiliary unit (2) is of a block structure, mounting grooves are uniformly formed in two ends of the auxiliary unit (2) respectively, an adjusting unit (3) is arranged in each mounting groove of the auxiliary unit (2), and the wire clamp unit (4) is mounted on the outer wall of the adjusting unit (3); wherein:
the adjusting unit (3) comprises a supporting block (31), an adjusting rod (32), an adjusting spring (33), a clamping rod (34) and a movable hinge rod (35); the supporting blocks (31) are uniformly arranged on the outer wall of the auxiliary unit (2) through bolts, clamping rods (34) are arranged inside the supporting blocks (31) in a sliding fit mode, the outer walls of the clamping rods (34) are connected with the top ends of the adjusting rods (32), the adjusting rods (32) are arranged inside the supporting blocks (31) in a sliding fit mode, and adjusting springs (33) are sleeved on the outer walls of the adjusting rods (32) inside the supporting blocks (31); the inner wall of the supporting block (31) is uniformly provided with movable beads in a movable connection mode to be matched with the outer wall of the clamping rod (34); a movable hinged rod (35) is arranged in the supporting block (31) through a bearing, one end of the movable hinged rod (35) is of a spherical structure, clamping grooves are uniformly formed in the outer wall of the spherical structure of the movable hinged rod (35), and one end of the spherical structure of the movable hinged rod (35) is connected with the top end of the clamping rod (34);
the wire clamp unit (4) comprises an outer wire bundling sleeve (41), an adjusting bolt (42), an inner wire bundling sleeve (43) and a clamping unit (44); longitudinal mounting holes are uniformly formed in the outer wire bundling sleeve (41), transverse wire holes are uniformly formed in the outer wire bundling sleeve (41), and a clamping unit (44) is arranged on the outer wall of each wire hole in the outer wire bundling sleeve (41) in a threaded connection mode; the inner wire bundling sleeve (43) is arranged in the mounting hole of the outer wire bundling sleeve (41) in a sliding fit mode, a wire guide hole is formed in the inner wire bundling sleeve (43), and balls are uniformly arranged on the inner wall of the wire guide hole in the inner wire bundling sleeve (43); the adjusting bolt (42) penetrates from the upper end of the outer wire bundling sleeve (41) to the inside of the outer wire bundling sleeve (41) and is connected to the inside of the outer wire bundling sleeve (41) through a bolt, and the adjusting bolt (42) is connected with the inner wire bundling sleeve (43) in a spiral mode.
2. The improved electric tension clamp of claim 1, wherein: the auxiliary unit (2) comprises a fixing plate (21), a power wire (22) and a lightning rod (23); the lightning rod is characterized in that a wire groove is formed in the fixing plate (21), a power wire (22) is arranged in the wire groove of the fixing plate (21), one end of the power wire (22) at the upper end of the fixing plate (21) is connected with a metal sheet, and the lightning rod (23) is installed at the upper end of the fixing plate (21) in a clamping mode and is connected with the metal sheet at the upper end of the power wire (22).
3. The improved electric tension clamp of claim 1, wherein: the clamping unit (44) comprises a threaded sleeve (441), an arc limiting plate (442), a control rod (443), an arc sleeving and pressing plate (444), a guide plate (445) and an actuating spring (446); arc-shaped limit plates (442) are symmetrically arranged in the threaded sleeve (441), limit grooves are uniformly formed in the outer wall of each arc-shaped limit plate (442), the control rod (443) is arranged in the threaded sleeve (441) in a threaded connection mode, the control rod (443) is located in the middle of each arc-shaped limit plate (442), the lower end of the control rod (443) is connected with the arc-shaped sleeve pressing plate (444) through a bearing, an execution spring (446) is arranged in each arc-shaped sleeve pressing plate (444), guide plates (445) are symmetrically arranged in each arc-shaped sleeve pressing plate (444) in a sliding fit mode, and movable beads are arranged on the outer wall of the top end of each guide plate (445); the top end of the guide plate (445) is matched with the limiting groove of the arc limiting plate (442).
4. The improved electric tension clamp of claim 1, wherein: the outer wall of the adjusting rod (32) is provided with a rubber sleeve.
5. The improved electric tension clamp of claim 1, wherein: the inner wall of the wire guide hole of the outer wire bundling sleeve (41) is uniformly provided with movable beads.
6. The improved electric tension clamp of claim 2, wherein: the upper end of the lightning rod (23) is of a pointed structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110328281.3A CN113067300B (en) | 2021-03-26 | 2021-03-26 | Improved generation electric power strain clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110328281.3A CN113067300B (en) | 2021-03-26 | 2021-03-26 | Improved generation electric power strain clamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113067300A CN113067300A (en) | 2021-07-02 |
| CN113067300B true CN113067300B (en) | 2022-08-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110328281.3A Active CN113067300B (en) | 2021-03-26 | 2021-03-26 | Improved generation electric power strain clamp |
Country Status (1)
| Country | Link |
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| CN (1) | CN113067300B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115065881B (en) * | 2022-06-15 | 2024-06-21 | 南京林洋电气有限公司 | Data concentrator |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108075422A (en) * | 2016-11-11 | 2018-05-25 | 江苏天南电力器材有限公司 | A kind of adjustable strain clamp |
| CN208723503U (en) * | 2018-08-23 | 2019-04-09 | 皖能电气有限公司 | A kind of novel electric power strain clamp |
| CN210957734U (en) * | 2019-10-10 | 2020-07-07 | 扬州江电线路器材有限公司 | Distance-adjustable spacing rod |
| CN110829329B (en) * | 2019-11-20 | 2020-07-07 | 金联电力设备有限公司 | Electric power strain clamp |
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2021
- 2021-03-26 CN CN202110328281.3A patent/CN113067300B/en active Active
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| CN113067300A (en) | 2021-07-02 |
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Effective date of registration: 20220707 Address after: 241000 No. 518, Jinger Road, Anhui Xinwu Economic Development Zone, Wanhe Town, Wuhu County, Wuhu City, Anhui Province (formerly Wuhu Machinery Industrial Park) Applicant after: ZHONGANDA ELECTRIC TECHNOLOGY CO.,LTD. Address before: 210000 No.1 Guanghua Road, Qinhuai District, Nanjing, Jiangsu Province Applicant before: Dai Zheng |
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Denomination of invention: An improved type of power tension clamp Granted publication date: 20220802 Pledgee: Agricultural Bank of China Limited wuhuwan District sub branch Pledgor: ZHONGANDA ELECTRIC TECHNOLOGY CO.,LTD. Registration number: Y2024980007248 |