CN211930100U - Special clamp for replacing suspension clamp - Google Patents
Special clamp for replacing suspension clamp Download PDFInfo
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- CN211930100U CN211930100U CN202020394754.0U CN202020394754U CN211930100U CN 211930100 U CN211930100 U CN 211930100U CN 202020394754 U CN202020394754 U CN 202020394754U CN 211930100 U CN211930100 U CN 211930100U
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- clamp
- ratchet
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- nut sleeve
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- 239000000725 suspension Substances 0.000 title claims abstract description 60
- 238000009434 installation Methods 0.000 claims description 23
- 230000005540 biological transmission Effects 0.000 abstract description 4
- 239000004020 conductor Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000002950 deficient Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000004579 marble Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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Abstract
The utility model provides a special fixture for changing suspension clamp relates to transmission line and maintains the field, and this special fixture includes two fixation clamps and connecting rod, and the connecting rod can be followed its axial and is stretched out and drawn back, and two fixation clamps set firmly respectively at the both ends of connecting rod. The utility model provides a special fixture for changing suspension clamp can shift suspension clamp bearing capacity to be convenient for change suspension clamp's operation.
Description
Technical Field
The utility model relates to a transmission line maintains the field, in particular to special fixture for changing suspension clamp.
Background
The transmission lines in China are increasing day by day, and the operation and maintenance pressure of the transmission lines is also increasing. The phenomenon that the suspended line clamp is defective and needs to be replaced sometimes happens in an actual line, when the suspended line clamp is replaced, a wire needs to be applied to the suspended line clamp for carrying out operation after bearing capacity is transferred, and after the suspended line clamp is replaced, the bearing capacity is transferred back to the suspended line clamp.
However, at present, a tool required when the suspension clamp breaks down and needs to be replaced is not formed, line maintenance workers use other non-professional tools to replace the tool according to working experience, the work is time-consuming and labor-consuming, even the line hardware or the lead is damaged, and various potential safety hazards exist.
In view of the above, the inventor designs a special clamp for replacing a suspension clamp through repeated experiments according to experience of production in the field and the related field for many years, so as to solve the problems in the prior art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a special fixture for changing suspension clamp can shift suspension clamp bearing capacity to be convenient for change suspension clamp's operation.
In order to achieve the above object, the utility model provides a special fixture for changing suspension clamp, wherein, special fixture includes fixation clamp and the connecting rod that can open and shut, the connecting rod can be followed its axial and is stretched out and drawn back, two the fixation clamp sets firmly respectively the both ends of connecting rod.
The special fixture for replacing the suspension clamp comprises a connecting rod and a first nut sleeve, wherein a threaded hole is formed in one end of the first nut sleeve, one end of the connecting rod penetrates through the threaded hole and is in threaded fit with the first nut sleeve, and the two fixing clamps are respectively installed at the other end of the connecting rod and the other end of the first nut sleeve.
The special clamp for replacing the suspension clamp is characterized in that one end of the screw rod penetrating through the threaded hole is provided with the retaining nut.
The special clamp for replacing the suspension clamp as described above, wherein a second nut sleeve is further disposed between the screw rod and the first nut sleeve, the screw rod, the second nut sleeve and the first nut sleeve are sequentially sleeved from inside to outside, and the screw rod and the second nut sleeve, and the second nut sleeve and the first nut sleeve are respectively in threaded fit.
The special clamp for replacing the suspension clamp as described above, wherein the second nut sleeve is provided with a ratchet and rocker device.
The special fixture for replacing the suspension clamp comprises a first nut sleeve, a second nut sleeve, a first ratchet rocker, a second ratchet rocker, a ratchet wheel, a first ratchet wheel, a second ratchet wheel, a third ratchet wheel, a fourth ratchet wheel, a fifth ratchet wheel, a sixth ratchet wheel.
The special fixture for replacing the suspension clamp comprises a ratchet wheel thread sleeve, wherein two pawls are arranged on the ratchet wheel thread sleeve, the two pawls are arranged on the ratchet wheel thread sleeve through a reversing assembly, the reversing assembly comprises an installation rod and an elastic piece, the two pawls are fixedly arranged at two ends of the installation rod respectively, the installation rod is hinged on the ratchet wheel thread sleeve, the installation rod is provided with a guide part protruding outwards along the radial direction of the ratchet wheel thread sleeve, the ratchet wheel thread sleeve is provided with an installation cavity aligned and matched with the guide part, the installation cavity is formed along the radial direction of the ratchet wheel thread sleeve, one end of the elastic piece is inserted into the installation cavity, and the other end of the elastic piece abuts against the guide part.
The special fixture for replacing the suspension clamp comprises a fixing clamping block and a rotating clamping block, wherein the fixing clamping block can be opened and clamped, the fixing clamping block and the rotating clamping block are both in a semi-circular arc shape, one end of the fixing clamping block is hinged to one end of the rotating clamping block, the other end of the fixing clamping block is detachably connected with the other end of the rotating clamping block, and an accommodating cavity for accommodating a wire is formed between the fixing clamping block and the rotating clamping block after clamping.
As above a special fixture for changing suspension clamp, wherein, the other end of fixed clamp splice with the other end of rotating the clamp splice is equipped with the edge respectively the installation department of the radial evagination of fixation clamp, two connect through the swing arm screw rod detachably between the installation department, the one end of swing arm screw rod articulates one on the installation department, another seted up on the installation department with the swing arm screw rod is counterpointed complex installation breach, the other end of swing arm screw rod still overlaps and is equipped with fastening nut.
The special fixture for replacing the suspension clamp is characterized in that the other end of the swing arm screw is also provided with a retaining snap spring for preventing the fastening nut from falling off.
Compared with the prior art, the utility model has the following characteristics and advantages:
the utility model provides a special fixture for changing suspension clamp can shift and bear suspension clamp bearing capacity, is convenient for change suspension clamp's operation.
The utility model provides a special fixture for changing suspension clamp has standardized and has changed suspension clamp operation step and instrument, has effectively avoided multiple risk factor, labour saving and time saving, and is safe high-efficient.
Drawings
The drawings described herein are for illustration purposes only and are not intended to limit the scope of the present disclosure in any way. In addition, the shapes, the proportional sizes, and the like of the respective members in the drawings are merely schematic for helping the understanding of the present invention, and do not specifically limit the shapes, the proportional sizes, and the like of the respective members of the present invention. The skilled person in the art can, under the teaching of the present invention, choose various possible shapes and proportional dimensions to implement the invention according to the specific situation.
Fig. 1 is a schematic structural diagram (one) of a special clamp for replacing a suspension clamp provided by the present invention;
fig. 2 is a schematic structural diagram (ii) of the special clamp for replacing the suspension clamp provided by the present invention;
FIG. 3 is a schematic view of the fixing clip of the present invention when it is clasped;
fig. 4 is a schematic view of the fixing clip of the present invention when opened;
fig. 5 is a schematic structural view of the ratchet rocker device of the present invention.
Description of reference numerals:
100. a special fixture; 10. A fixing clip;
11. fixing the clamping block; 12. Rotating the clamping block;
13. a swing arm screw; 14. Fastening a nut;
15. a retaining snap spring; 16. An elastic rubber pad;
20. a connecting rod; 21. A screw rod;
22. a first nut sleeve; 23. A threaded hole;
24. a second nut sleeve; 30. A ratchet rocker device;
31. a ratchet rocker; 32. A ratchet wheel thread sleeve;
35. a ratchet; 36. A pawl;
40. a commutation assembly; 41. Mounting a rod;
42. a marble; 43. A spring;
44. and (5) jacking the screw.
Detailed Description
The details of the present invention can be more clearly understood with reference to the accompanying drawings and the description of the embodiments of the present invention. However, the specific embodiments of the present invention described herein are for the purpose of explanation only, and should not be construed as limiting the invention in any way. Given the teachings of the present invention, the skilled person can conceive of any possible variants based on the invention, which should all be considered as belonging to the scope of the invention.
As shown in fig. 1 and 2, the utility model provides a special fixture 100 for changing suspension clamp, this special fixture 100 includes two fixation clamps 10 and connecting rod 20, and connecting rod 20 can stretch out and draw back along its axial, and two fixation clamps 10 are used for the fixed suspension line and install respectively at the both ends of connecting rod 20.
The utility model provides a special fixture 100 for changing suspension clamp, its two fixation clamps 10 can press from both sides tightly respectively on the last sub-wire of suspension line and on the lower sub-wire, later through the change of connecting rod 20 length adjust the distance between two fixation clamps 10, will connect the bearing capacity of going up sub-wire and lower sub-wire and transfer to special fixture 100 from the suspension clamp gradually, can develop suspension clamp replacement work this moment; after the work is finished, the special fixture 100 is disassembled and recycled.
The utility model provides a special fixture 100 for changing suspension clamp can shift and bear suspension clamp bearing capacity, is convenient for change suspension clamp's operation.
The utility model provides a special fixture 100 for changing suspension clamp has standardized and has changed suspension clamp operation step and instrument, has effectively avoided multiple risk factor, labour saving and time saving, and is safe high-efficient.
In an optional example of the present invention, the connecting rod 20 includes a screw rod 21 and a first nut sleeve 22, a threaded hole 23 is opened at one end of the first nut sleeve 22, one end of the screw rod 21 is inserted into the threaded hole 23 and is in threaded fit with the first nut sleeve 22, and the two fixing clips 10 are respectively installed at the other end of the screw rod 21 and the other end of the first nut sleeve 22. Thus, when the screw 21 is screwed into the threaded hole 23, the overall length of the connecting rod 20 is reduced, which reduces the distance between the two fixing clips 10; when the screw 21 is unscrewed from the screw hole 23, the overall length of the connecting rod 20 increases, which also increases the distance between the two fixing clips 10.
In an alternative example, the screw 21 is provided with a retaining nut at one end thereof passing through the threaded hole 23. The stopping nut can prevent the screw rod 21 from being separated from the threaded hole 23, prevent objects from falling from the high air and avoid accidents.
In another optional example of the present invention, a second nut sleeve 24 is further disposed between the screw rod 21 and the first nut sleeve 22, the screw rod 21, the second nut sleeve 24 and the first nut sleeve 22 are sequentially sleeved from inside to outside, and a threaded fit is respectively formed between the screw rod 21 and the second nut sleeve 24 and between the second nut sleeve 24 and the first nut sleeve 22.
In an alternative example, the lead screw 21 has an overall length of 210mm, the second nut sleeve 24 has an overall length of 193mm, and the first nut sleeve 22 has an overall length of 165 mm. One end of the second nut sleeve 24 is connected with the screw rod 21, and the other end of the second nut sleeve 24 is connected with the first nut sleeve 22 and is provided with a backstop nut, so that the second nut sleeve 24 can be effectively prevented from being separated from the first nut sleeve 22, and the connecting rod 20 is prevented from being disassembled in the working process to cause danger.
In an optional example, the screw rod 21, the first nut sleeve 22 and the second nut sleeve 24 are main force bearing parts of the clamp, are processed by a 60Si2Mn cylindrical material, have high strength and meet the use requirement.
In an alternative embodiment of the present invention, a ratchet rocker mechanism 30 is also mounted on the second nut sleeve 24.
In an alternative example, as shown in fig. 5, the ratchet rocker device 30 includes a ratchet rocker 31 and a ratchet thread sleeve 32, the ratchet thread sleeve 32 is sleeved outside the second nut sleeve 24, one end of the ratchet rocker 31 is fixedly connected to the ratchet thread sleeve 32, the other end of the ratchet rocker 31 extends along a radial direction of the ratchet thread sleeve 32, a plurality of ratchet teeth 35 are arranged on an outer wall of the second nut sleeve 24, the plurality of ratchet teeth 35 are arranged at intervals along a circumferential direction of the second nut sleeve 24, and a pawl 36 capable of aligning and matching with the ratchet teeth 35 is arranged on the ratchet thread sleeve 32. Through the cooperation of the pawl 36 and the ratchet 35, the ratchet thread sleeve 32 can only drive the second nut sleeve 24 to rotate towards the same direction, so that when an operator shakes the ratchet rocker 31, the second nut sleeve 24 rotates towards the same direction under the driving of the ratchet thread sleeve 32, and the ratchet rocker 31 can work within a small angle range to adapt to the working environment with limited working space on the line, thereby greatly facilitating the operator to carry out operation in the limited working space.
Preferably, the ratchet sleeve 32 is provided with two pawls 36, and the two pawls 36 are mounted on the ratchet sleeve 32 through a reversing assembly 40, specifically, the reversing assembly 40 includes a mounting rod 41 and an elastic member. The two pawls 36 are respectively and fixedly arranged at two ends of the mounting rod 41, the mounting rod 41 is hinged on the ratchet thread sleeve 32, the mounting rod 41 is provided with a guide part which protrudes outwards along the radial direction of the ratchet thread sleeve 32, the ratchet thread sleeve 32 is provided with a mounting cavity 37 which is matched with the guide part in an alignment way, the mounting cavity 37 is arranged along the radial direction of the ratchet thread sleeve 32, one end of the elastic element is inserted in the mounting cavity 37, and the other end of the elastic element is abutted against the guide part. The two pawls 36 can be respectively clamped on the ratchets 35 under the regulation of the reversing assembly 40, so that the rotating direction of the ratchet wire sleeve 32 can be adjusted, namely when one pawl 36 is clamped on the ratchets 35, the ratchet rocker 31 can only drive the ratchet wire sleeve 32 to rotate clockwise, and when the other pawl 36 is clamped on the ratchets 35, the ratchet rocker 31 can only drive the ratchet wire sleeve 32 to rotate anticlockwise. That is, pressing down one pawl 36 to rotate the ratchet rocker 31 and decrease the length of the connecting rod 20 can tighten the special clamp 100; pressing the other pawl 36 in the opposite direction rotates the ratchet rocker 31 to release the special clamp 100. The retraction and extension of the connecting rod 20 is achieved by the cooperation of the ratchet-rocker mechanism 30 and the reversing assembly 40.
Further, the elastic member includes a ball 42, a spring 43, and a jack 44, which are sequentially arranged, and the ball 42 abuts against the guide portion.
In an alternative example, the material of the ratchet-rocker mechanism 30 and the reversing assembly 40 may be selected from a high-strength aluminum alloy LC4, which is light in weight while ensuring strength.
In an optional example of the present invention, the fixing clip 10 includes a fixing clip 11 and a rotating clip 12 that can be opened and clasped, the fixing clip 11 and the rotating clip 12 are both semi-circular arc-shaped, one end of the fixing clip 11 is hinged to one end of the rotating clip 12, the other end of the fixing clip 11 and the other end of the rotating clip 12 can be detachably connected, and a holding cavity for holding the plumb line is formed between the fixing clip 11 and the rotating clip 12 after clasping.
The utility model discloses an optional example, the other end of fixed clamp splice 11 and the other end of rotating clamp splice 12 are equipped with the installation department along the radial evagination of fixation clamp 10 respectively, can connect with dismantling through swing arm screw rod 13 between two installation departments, the one end of swing arm screw rod 13 articulates on an installation department, set up on another installation department with swing arm screw rod 13 counterpoint complex installation breach, fixed clamp splice 11 and the back of rotating clamp splice 12 cohesion, swing arm screw rod 13 counterpoint inserts in the installation breach, another pot head of swing arm screw rod 13 is equipped with fastening nut 14.
Preferably, the swing arm screw 13 is further provided with a retaining snap spring 15 for preventing the fastening nut 14 from falling off, so that the fastening nut 14 is prevented from falling off from the swing arm screw 13 in the using process, and the falling object is effectively avoided.
In another preferred example, a pin is arranged between the swing arm screw 13 and the fastening nut 14, and the pin is used for limiting the fastening nut 14 on the swing arm screw 13 and preventing the fastening nut 14 from falling off from the swing arm screw 13.
In an alternative example of the present invention, the elastic rubber pads 16 are respectively installed on the inner wall surface of the fixed clamping block 11 and the inner wall surface of the rotating clamping block 12 to prevent the fixed clamping block 11 and the rotating clamping block 12 from damaging the plumb line after being held tightly.
In an optional example of the present invention, the main body of the fixing clip 10 is made of LC4 high-strength aluminum alloy, so that the self weight is lighter on the premise of ensuring the strength. The side of the fixing clamp 10 is provided with a fillet, so that the damage of the clamp to the lead can be effectively avoided. The swing arm screw 13 is made of a 60Si2Mn cylindrical material and has high strength. The circular arc diameter of fixation clamp 10 is 48mm, and elasticity cushion 16 (rubber gasket) thickness is 2mm, can be used for the diameter below the 44mm wire, is applicable to most circuit demands, and fixation clamp 10 internal diameter can be along with the adjustment of in-service use circuit.
As shown in fig. 3 and 4, the specific use process of the special clamp 100 for replacing a suspension clamp provided by the present invention is as follows:
the live-wire worker puts a working tool and a special clamp 100 for replacing a suspension clamp into a tool bag, adjusts the special clamp 100 to a proper stroke (adjusts a connecting rod 20 to a proper length) after entering a working position, puts a fixing clamp 10 to a proper position on a sub-conductor of a split conductor close to the suspension clamp, clamps the fixing clamp 10 on the sub-conductor (the fixing clamp block 11 and the rotating clamp block 12 are opened, the upper sub-conductor enters between the fixing clamp block 11 and the rotating clamp block 12, the fixing clamp block 11 and the rotating clamp block 12 are tightly held and fixed by a swing arm screw 13), tightens a fastening nut 14 on the swing arm screw 13, fixes the fixing clamp 10 on the upper sub-conductor, then sleeves a lower sub-conductor into another fixing clamp 10, closes the fixing clamp 10, and fixes the lower sub-conductor according to the step of fixing the upper sub-conductor. The ratchet rocker device 30 is adjusted to the tightening direction through the reversing assembly 40, the ratchet rocker 31 is rocked, the lead screw 21 is tightened, and the bearing capacity of the suspension clamp is transferred to the lead screw 21 (namely, the special clamp 100). And gradually transferring the bearing capacity from the suspension clamp to the screw rod, and carrying out the replacement work of the suspension clamp. After the work is finished, the screw rod 21 is loosened, the lower sub-lead fixing clamp 10 is loosened, and then the upper sub-lead fixing clamp 10 is loosened. And withdrawing the tool kit from the tool kit, and withdrawing the tool kit from the working position to complete the operation. When the wire has a large longitudinal load, two special clamps 100 can be considered to be used together to complete the operation.
The utility model provides a special fixture 100 for changing suspension clamp has standardized and has changed suspension clamp operation step and instrument, has effectively avoided multiple risk factor, labour saving and time saving, and is safe high-efficient.
The utility model provides a special fixture 100 for changing suspension clamp is applied to the connection of each part of connecting rod 20 with the stopping nut, has effectively avoided connecting rod 20 to throw off at the big stroke in-process lead screw of use and has caused danger.
The utility model provides a special fixture 100 for changing suspension clamp sets up pin or jump ring on swing arm screw rod 13, effectively avoids when the fixation clamp opening (when opening) fastening nut to drop, prevents the object that falls from the high altitude.
The utility model provides a special fixture 100 for changing suspension clamp uses ratchet rocker device 30 to set up switching-over subassembly 40 on ratchet device, made things convenient for the operation personnel to develop the operation in limited operation space greatly.
The utility model discloses set up fastening screw on wire mounting fixture, effectively avoid wire mounting fixture to take place rotatoryly at atress in-process atress, break away from with the lead screw main part, cause danger.
In the following description of the embodiments, the invention is described in detail, but the description is not to be construed as limiting the invention for any reason, and in particular, the features described in the different embodiments may be combined with each other as desired, thereby forming other embodiments, and the features are understood to be applicable to any one embodiment and not limited to the described embodiments unless explicitly described to the contrary.
Claims (9)
1. The special clamp for replacing the suspension clamp is characterized by comprising two fixing clamps and a connecting rod, wherein the connecting rod can stretch and retract along the axial direction of the connecting rod, and the two fixing clamps are fixedly arranged at two ends of the connecting rod respectively;
the connecting rod comprises a screw rod and a first nut sleeve, a threaded hole is formed in one end of the first nut sleeve, one end of the screw rod penetrates through the threaded hole and is in threaded fit with the first nut sleeve, and the two fixing clamps are respectively installed at the other end of the screw rod and the other end of the first nut sleeve.
2. The special clamp for replacing a suspension clamp as claimed in claim 1, wherein the end of the lead screw inserted into the threaded hole is provided with a retaining nut.
3. The special clamp for replacing a suspension clamp as claimed in claim 1, wherein a second nut sleeve is further provided between the lead screw and the first nut sleeve, the lead screw, the second nut sleeve and the first nut sleeve are sequentially sleeved from inside to outside, and the lead screw and the second nut sleeve, and the second nut sleeve and the first nut sleeve are respectively in threaded engagement.
4. A special clamp for replacing a suspension clamp as claimed in claim 3, wherein said second nut sleeve has a ratchet and rocker arrangement mounted thereon.
5. The special clamp for replacing the suspension clamp as claimed in claim 4, wherein the ratchet rocker device comprises a ratchet rocker and a ratchet thread sleeve, the ratchet thread sleeve is sleeved outside the second nut sleeve, one end of the ratchet rocker is fixedly connected to the ratchet thread sleeve, the other end of the ratchet rocker extends along the radial direction of the ratchet thread sleeve, a plurality of ratchet teeth are arranged on the outer wall of the second nut sleeve, the plurality of ratchet teeth are arranged at intervals along the circumferential direction of the second nut sleeve, and a pawl capable of being aligned and matched with the ratchet teeth is arranged on the ratchet thread sleeve.
6. The special clamp for replacing the suspension clamp as claimed in claim 5, wherein two pawls are mounted on the ratchet wheel thread sleeve, the two pawls are mounted on the ratchet wheel thread sleeve through a reversing assembly, the reversing assembly comprises a mounting rod and an elastic member, the two pawls are respectively and fixedly arranged at two ends of the mounting rod, the mounting rod is hinged on the ratchet wheel thread sleeve, the mounting rod is provided with a guide portion protruding outwards along a radial direction of the ratchet wheel thread sleeve, the ratchet wheel thread sleeve is provided with a mounting cavity aligned and matched with the guide portion, the mounting cavity is formed along the radial direction of the ratchet wheel thread sleeve, one end of the elastic member is inserted into the mounting cavity, and the other end of the elastic member abuts against the guide portion.
7. The special clamp for replacing the suspension clamp according to claim 1, wherein the fixing clamp comprises a fixing clamping block and a rotating clamping block which can be opened and clasped, the fixing clamping block and the rotating clamping block are both in a semi-circular arc shape, one end of the fixing clamping block is hinged with one end of the rotating clamping block, the other end of the fixing clamping block is detachably connected with the other end of the rotating clamping block, and a containing cavity for containing a wire is formed between the clasped fixing clamping block and the rotating clamping block.
8. The special fixture for replacing the suspension clamp according to claim 7, wherein the other end of the fixed clamping block and the other end of the rotating clamping block are respectively provided with an installation part which protrudes outwards along the radial direction of the fixed clamp, the two installation parts are detachably connected through a swing arm screw rod, one end of the swing arm screw rod is hinged to one installation part, the other installation part is provided with an installation gap which is matched with the swing arm screw rod in an alignment manner, and the other end of the swing arm screw rod is further sleeved with a fastening nut.
9. The special fixture for replacing the suspension clamp as claimed in claim 8, wherein the other end of the swing arm screw is further provided with a retaining snap spring for preventing the fastening nut from falling off.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020394754.0U CN211930100U (en) | 2020-03-25 | 2020-03-25 | Special clamp for replacing suspension clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020394754.0U CN211930100U (en) | 2020-03-25 | 2020-03-25 | Special clamp for replacing suspension clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211930100U true CN211930100U (en) | 2020-11-13 |
Family
ID=73348257
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020394754.0U Active CN211930100U (en) | 2020-03-25 | 2020-03-25 | Special clamp for replacing suspension clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211930100U (en) |
-
2020
- 2020-03-25 CN CN202020394754.0U patent/CN211930100U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 102209 7th floor, block C, No.18, Binhe Avenue, future science and Technology City, Changping District, Beijing Patentee after: State Grid Power Space Technology Co.,Ltd. Patentee after: SHAANXI ELESAFETY POWER TECHNOLOGY CO.,LTD. Address before: 102209 7th floor, block C, No.18, Binhe Avenue, future science and Technology City, Changping District, Beijing Patentee before: SGCC GENERAL AVIATION Co.,Ltd. Patentee before: SHAANXI ELESAFETY POWER TECHNOLOGY CO.,LTD. |
|
| CP01 | Change in the name or title of a patent holder | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240206 Address after: 102209 7th floor, block C, No.18, Binhe Avenue, future science and Technology City, Changping District, Beijing Patentee after: State Grid Power Space Technology Co.,Ltd. Country or region after: China Address before: 102209 7th floor, block C, No.18, Binhe Avenue, future science and Technology City, Changping District, Beijing Patentee before: State Grid Power Space Technology Co.,Ltd. Country or region before: China Patentee before: SHAANXI ELESAFETY POWER TECHNOLOGY CO.,LTD. |
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| TR01 | Transfer of patent right |