CN114171947A - Wiring pole with telescopic supporting rod - Google Patents
Wiring pole with telescopic supporting rod Download PDFInfo
- Publication number
- CN114171947A CN114171947A CN202111421543.7A CN202111421543A CN114171947A CN 114171947 A CN114171947 A CN 114171947A CN 202111421543 A CN202111421543 A CN 202111421543A CN 114171947 A CN114171947 A CN 114171947A
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- rod
- groove
- clamping
- special
- shaped
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- 230000001737 promoting effect Effects 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims 1
- 239000002994 raw material Substances 0.000 claims 1
- 238000012986 modification Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012552 review Methods 0.000 description 1
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/11—End pieces or tapping pieces for wires, supported by the wire and for facilitating electrical connection to some other wire, terminal or conductive member
- H01R11/12—End pieces terminating in an eye, hook, or fork
- H01R11/14—End pieces terminating in an eye, hook, or fork the hook being adapted for hanging on overhead or other suspended lines, e.g. hot line clamp
- H01R11/15—Hook in the form of a screw clamp
Abstract
The invention discloses a wiring pole with a telescopic supporting rod, which comprises a clamping unit; the clamping unit comprises a rod body, a screw rod, a clamping plate, a rotating part and a clamping part, wherein the screw rod is eccentrically arranged in the rod body, one end of the screw rod is connected with the clamping part, the other end of the screw rod is connected with the rotating part, the clamping plate is arranged on the clamping part, and the clamping part is connected with the rod body; a support unit; the supporting unit comprises a multi-position supporting frame, a telescopic rod, a first special-shaped clamping block, an elastic piece, a control piece, a second special-shaped clamping block and a ratchet wheel, the telescopic rod is arranged in the multi-position supporting frame, the first special-shaped clamping block and the elastic piece are arranged on the same end face of the telescopic rod, the control piece is arranged in a rod body, one end of the control piece is connected with the second special-shaped clamping block, the other end of the control piece extends out of the rod body, and the ratchet wheel is arranged on the end face of the multi-position supporting frame.
Description
Technical Field
The invention relates to the field of wiring poles, in particular to a wiring pole with a telescopic supporting rod.
Background
At present, the main current wiring mode is to carry out direct wiring by means of an overhead working truck, and the overhead working truck sends personnel and test wires to corresponding wiring positions for direct wiring; or the high-altitude operation car combines traditional wiring pole to carry out wiring, the method is to operate the high-altitude operation car and send personnel to the intermediate position of equipment, utilizes the traditional wiring pole wiring of carrying, the drawback of above wiring mode: the overhead working truck has high working cost and low efficiency; about half of 500kV voltage transformers and lightning arrester field overhead working trucks cannot enter; the insulation safety distance is difficult to reliably fix due to the requirement of voltage resistance; the multi-configuration test wire clamp of the test instrument has unstable wiring, is easy to fall off when encountering external force and has large potential safety hazard; the height of the equipment is high, so that the state of the equipment during test is inconvenient to observe and judge; the induction electricity in 500kV place is strong, the potential safety hazard of personnel wiring is large, and the test precision can be influenced.
Disclosure of Invention
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. In this section, as well as in the abstract and the title of the invention of this application, simplifications or omissions may be made to avoid obscuring the purpose of the section, the abstract and the title, and such simplifications or omissions are not intended to limit the scope of the invention.
The present invention has been made in view of the problems occurring in the prior art.
Therefore, the technical problems to be solved by the invention are the safety problem of high-altitude operation and the field limitation problem.
In order to solve the technical problems, the invention provides the following technical scheme: a terminal rod provided with a telescopic support rod comprises a clamping unit; the clamping unit comprises a rod body, a screw rod, a clamping plate, a rotating part and a clamping part, wherein the screw rod is eccentrically arranged in the rod body, one end of the screw rod is connected with the clamping part, the other end of the screw rod is connected with the rotating part, the clamping plate is arranged on the clamping part, and the clamping part is connected with the rod body;
a support unit; the supporting unit comprises a multi-position supporting frame, a telescopic rod, a first special-shaped clamping block, an elastic piece, a control piece, a second special-shaped clamping block and a ratchet wheel, the telescopic rod is arranged in the multi-position supporting frame, the first special-shaped clamping block and the elastic piece are arranged on the same end face of the telescopic rod, the control piece is arranged in a rod body, one end of the control piece is connected with the second special-shaped clamping block, the other end of the control piece extends out of the rod body, and the ratchet wheel is arranged on the end face of the multi-position supporting frame.
As a preferable aspect of the invention, there is provided a terminal rod provided with a retractable support rod, wherein: the rod body is provided with a containing groove, and the multiple supporting frames are arranged in the containing groove.
As a preferable aspect of the invention, there is provided a terminal rod provided with a retractable support rod, wherein: the multi-position support frame is provided with a tooth-shaped groove, the tooth-shaped groove is formed in the end face of the multi-position support frame, a first arc edge and a second arc edge are arranged on the tooth-shaped groove, the first arc edge is arranged at one end of the tooth-shaped groove, and the second arc edge is arranged at the other end of the tooth-shaped groove.
As a preferable aspect of the invention, there is provided a terminal rod provided with a retractable support rod, wherein: the first special-shaped fixture block is provided with a clamping column, a first rotating column, a clamping groove and a groove, the clamping column is arranged on the end face of the first special-shaped fixture block, the first rotating column is connected with a telescopic rod, and the clamping groove and the groove are arranged on the same end face of the first special-shaped fixture block.
As a preferable aspect of the invention, there is provided a terminal rod provided with a retractable support rod, wherein: the clamping piece is provided with a sliding groove, the clamping plate is provided with a sliding block, and the sliding block is arranged in the sliding groove.
As a preferable aspect of the invention, there is provided a terminal rod provided with a retractable support rod, wherein: the multi-position support frame is provided with a second rotating column, and the ratchet wheel is arranged on the second rotating column.
As a preferable aspect of the invention, there is provided a terminal rod provided with a retractable support rod, wherein: the elastic piece is provided with a shaped clamping block and a fixing column, the shaped clamping block and the clamping groove are matched with each other, and the fixing column is connected with the telescopic rod.
As a preferable aspect of the invention, there is provided a terminal rod provided with a retractable support rod, wherein: the control piece is provided with a contact rod and a button, the contact rod is matched with the ratchet wheel, and the button is connected with the contact rod.
As a preferable aspect of the invention, there is provided a terminal rod provided with a retractable support rod, wherein: still be provided with the promotion groove on the many support frames, still be provided with the catch bar on the telescopic link, the catch bar sets up in promoting the inslot.
As a preferable aspect of the invention, there is provided a terminal rod provided with a retractable support rod, wherein: and a hole is formed in the clamping piece, and the screw rod penetrates through the hole.
The invention has the beneficial effects that: small volume, easy storage and use, stable support and convenient operation.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise. Wherein:
fig. 1 is an overall schematic view of the first and sixth embodiments.
Fig. 2 shows the clamping unit in the first and 6 th embodiments.
FIG. 3 is a schematic view of a multi-position support stand according to a second embodiment.
Fig. 4 is a diagram illustrating a first shaped fixture block in the second embodiment.
Fig. 5 is a schematic view of the multi-position support frame and the telescopic rod in a second embodiment.
Fig. 6 is a schematic view of the control member and the ratchet wheel in the third embodiment.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described and will be readily apparent to those of ordinary skill in the art without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Furthermore, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Example 1
Referring to fig. 1 and 2, there is provided a first embodiment of the present invention, which provides a terminal block provided with a retractable support rod, a clamping unit 100; the clamping unit 100 comprises a rod body 101, a screw rod 102, a clamping plate 103, a rotating part 104 and a clamping part 105, wherein the screw rod 102 is eccentrically arranged in the rod body 101, one end of the screw rod 102 is connected with the clamping part 105, the other end of the screw rod 102 is connected with the rotating part 104, the clamping plate 103 is arranged on the clamping part 105, the clamping part 105 is connected with the rod body 101, a thread groove is formed in the rod body 101, the screw rod 102 and the thread groove are matched with each other, the rotating part 104 is twisted, the screw rod 102 rotates, the rod body 101 is kept still, the screw rod 102 rotates upwards, and the lifting of the screw rod 102 pushes the clamping plate 103 to move upwards, so that the clamping function is realized;
a support unit 200; the supporting unit 200 comprises a multi-position supporting frame 201, a telescopic rod 202, a first special-shaped fixture block 203, an elastic piece 204, a control piece 205, a second special-shaped fixture block 206 and a ratchet wheel 207, the telescopic rod 202 is arranged in the multi-position supporting frame 201 and slides in a telescopic mode, the first special-shaped fixture block 203 and the elastic piece 204 are arranged on the same end face of the telescopic rod 202, the control piece 205 is arranged in a rod body 101, one end of the control piece 205 is connected with the second special-shaped fixture block 206, the other end of the control piece extends out of the rod body 101, the ratchet wheel 207 is arranged on the end face of the multi-position supporting frame 201, the first special-shaped fixture block 203 is rotatably connected with the telescopic rod 202, the telescopic function and the fixing function of the telescopic rod 202 are achieved through movement of the first special-shaped fixture block 203 in the multi-position supporting frame 201, the control piece 205 controls rotation and stop of the ratchet wheel 207, and indirectly control the rotation and stop of the multi-position supporting frame 201.
Example 2
Referring to fig. 3 to 5, a second embodiment of the present invention, which is based on the previous embodiment,
be provided with storage tank 101a on the body of rod 101, many support frames 201 set up in storage tank 101a, and the volume of whole terminal pole can be reduced on the one hand in the setting of storage tank 101a, can also play a guard action to many support frames 201 on the one hand.
The multi-position supporting frame 201 is provided with a toothed groove 201a, the toothed groove 201a is arranged on the end surface of the multi-position supporting frame 201 facing the direction of the accommodating groove 101a, the toothed groove 201a is provided with a first arc edge 201a-1 and a second arc edge 201a-2, the first arc edge 201a-1 is arranged at the upper end of the toothed groove 201a, the second arc edge 201a-2 is arranged at the lower end of the toothed groove 201a, the first special-shaped fixture block 203 slides in the toothed groove 201a, when the telescopic rod 202 extends outwards, the first special-shaped fixture block 203 slides outwards along the edge of the toothed groove 201a in a wave shape, when the telescopic rod 202 moves to a required position, the first special-shaped fixture block 203 falls into one of the notches on the toothed groove 201a, the first special-shaped fixture block 203 is clamped through the notch, the first special-shaped fixture block 203 is connected with the telescopic rod 202, so as to realize the function of limiting the telescopic rod 202, at this time, the telescopic rod 202 can only extend but cannot retract.
The first special-shaped fixture block 203 is provided with a fixture column 203a, a first rotating column 203b, a fixture groove 203c and a V-shaped groove 203d, the fixture column 203a is arranged on the end surface of the first special-shaped fixture block 203, the first rotating column 203b is connected with the telescopic rod 202, the fixture groove 203c and the V-shaped groove 203d are arranged on the same end surface of the first special-shaped fixture block 203, the telescopic rod 202 continues to be elongated to the limit position, the first special-shaped fixture block 203 passes through the second arc edge 201a-2, the first special-shaped fixture block 203 is jacked up by the second arc edge 201a-2, the elastic element 204 is clamped in the fixture groove 203c, the first special-shaped fixture block 203 is disengaged from the tooth-shaped groove 201a, the telescopic rod 202 is retracted to the initial position, and when the first special-shaped fixture block 203 passes through the first arc edge 201a-1, the first special-shaped fixture block 203 is pressed down, so that the elastic element 204 is bounced back to the V-shaped groove 203d from the fixture groove 203 c.
Be provided with spout 105a on the clamping piece 105, be provided with slider 103a on the splint 103, slider 103a sets up in spout 105a, and square spout 105a and square slider 103a can make splint 103 can be more stable slide in spout 105, guarantee clamping function's stability.
Two second rotating columns 201b are arranged on the side surfaces of two ends of the multi-position support frame 201, and two ratchet wheels 207 are respectively arranged on the two second rotating columns 201 b.
The elastic piece 204 is provided with an L-shaped fixture block 204a and a fixed column 204b, the L-shaped fixture block 204a is matched with the clamping groove 203c, the fixed column 204b is connected with the telescopic rod 202, when the L-shaped fixture block 204a is embedded into the clamping groove 203c, the first special-shaped fixture block 203 is disengaged from the toothed groove 201a, and when the L-shaped fixture block 204a is ejected out of the clamping groove 203c, the first special-shaped fixture block 203 slides in the toothed groove 201a, so that the one-way fixing function is realized.
Example 3
Referring to fig. 1 to 2 and 6, a third embodiment of the present invention, which is based on the previous embodiment,
the control piece 205 is provided with a contact rod 205a and a button 205b, the contact rod 205a and the ratchet wheel 207 are matched with each other, the button 205b is connected with the contact rod 205a, the button 205b is pressed down, so that one end of the second special-shaped clamping block 206 is pressed down by the contact rod 205a, one end of the second special-shaped clamping block 206, which is contacted with the ratchet wheel 207, is tilted up, so that the ratchet wheel 207 can rotate, and then the whole multi-position supporting frame 201 can be rotated, when the button 205b is released, the second special-shaped clamping block 206 can reset, the button 205b can be rebounded to the initial position while resetting, and meanwhile, the ratchet wheel 207 can be clamped by the second special-shaped clamping block 206, so that the multi-position supporting frame 201 cannot rotate.
The multi-position support frame 201 is further provided with a push groove 201c, the telescopic rod 202 is further provided with a push rod 202a, the push rod 202a is arranged in the push groove 201c, and the telescopic rod can be extended and retracted by poking the push rod 202 a.
The clamping piece 105 is provided with a hole 105b, the screw 102 is pressed against the clamping plate 103 through the hole 105b, the clamping plate 103 slowly rises along with the rotation of the screw 102, and the clamping plate 103 is limited in the sliding groove 105a, so that the clamping plate 103 only rises and cannot rotate along with the screw 102.
It is important to note that the construction and arrangement of the present application as shown in the various exemplary embodiments is illustrative only. Although only a few embodiments have been described in detail in this disclosure, those skilled in the art who review this disclosure will readily appreciate that many modifications are possible (e.g., variations in sizes, dimensions, structures, shapes and proportions of the various elements, values of parameters (e.g., temperatures, pressures, etc.), mounting arrangements, use of materials, colors, orientations, etc.) without materially departing from the novel teachings and advantages of the subject matter recited in this application. For example, elements shown as integrally formed may be constructed of multiple parts or elements, the position of elements may be reversed or otherwise varied, and the nature or number of discrete elements or positions may be altered or varied. Accordingly, all such modifications are intended to be included within the scope of this invention. The order or sequence of any process or method steps may be varied or re-sequenced according to alternative embodiments. In the claims, any means-plus-function clause is intended to cover the structures described herein as performing the recited function and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments without departing from the scope of the present inventions. Therefore, the present invention is not limited to a particular embodiment, but extends to various modifications that nevertheless fall within the scope of the appended claims.
Moreover, in an effort to provide a concise description of the exemplary embodiments, all features of an actual implementation may not be described (i.e., those unrelated to the presently contemplated best mode of carrying out the invention, or those unrelated to enabling the invention).
It should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort might be complex and time consuming, but would nevertheless be a routine undertaking of design, fabrication, and manufacture for those of ordinary skill having the benefit of this disclosure, without undue experimentation.
It should be noted that the above-mentioned embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.
Claims (10)
1. The utility model provides a terminal rod with scalable bracing piece which characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,
a clamping unit (100); the clamping unit (100) comprises a rod body (101), a screw rod (102), a clamping plate (103), a rotating part (104) and a clamping part (105), wherein the screw rod (102) is eccentrically arranged in the rod body (101), one end of the screw rod (102) is connected with the clamping part (105), the other end of the screw rod (102) is connected with the rotating part (104), the clamping plate (103) is arranged on the clamping part (105), and the clamping part (105) is connected with the rod body (101);
a support unit (200); the supporting unit (200) comprises a multi-position supporting frame (201), an expansion rod (202), a first special-shaped fixture block (203), an elastic piece (204), a control piece (205), a second special-shaped fixture block (206) and a ratchet wheel (207), wherein the expansion rod (202) is arranged in the multi-position supporting frame (201), the first special-shaped fixture block (203) and the elastic piece (204) are arranged on the same end face of the expansion rod (202), the control piece (205) is arranged in a rod body (101), one end of the control piece (205) is connected with the second special-shaped fixture block (206), the other end of the control piece extends out of the rod body (101), and the ratchet wheel (207) is arranged on the end face of the multi-position supporting frame (201).
2. A connector rail provided with a retractable support rod as claimed in claim 1, wherein: the rod body (101) is provided with a containing groove (101a), and the multi-position support frame (201) is arranged in the containing groove (101 a).
3. A connector rail provided with a retractable support rod as claimed in claim 2, wherein: the multi-position support frame (201) is provided with a toothed groove (201a), the toothed groove (201a) is arranged on the end face of the multi-position support frame (201), the toothed groove (201a) is provided with a first arc edge (201a-1) and a second arc edge (201a-2), the first arc edge (201a-1) is arranged at one end of the toothed groove (201a), and the second arc edge (201a-2) is arranged at the other end of the toothed groove (201 a).
4. A connector rail provided with a retractable support rod as claimed in claim 3, wherein: the first special-shaped fixture block (203) is provided with a fixture column (203a), a first rotating column (203b), a fixture groove (203c) and a V-shaped groove (203d), the fixture column (203a) is arranged on the end face of the first special-shaped fixture block (203), the first rotating column (203b) is connected with the telescopic rod (202), and the fixture groove (203c) and the V-shaped groove (203d) are arranged on the same end face of the first special-shaped fixture block (203).
5. A connector rail provided with a retractable support rod as claimed in claim 4, wherein: the clamping piece (105) is provided with a sliding groove (105a), the clamping plate (103) is provided with a sliding block (103a), and the sliding block (103a) is arranged in the sliding groove (105 a).
6. A connector rail provided with a retractable support rod as claimed in claim 5, wherein: the multi-position support frame (201) is provided with a second rotating column (201b), and the ratchet wheel (207) is arranged on the second rotating column (201 b).
7. A connector rail provided with a retractable support rod as claimed in claim 6, wherein: the elastic piece (204) is provided with an L-shaped clamping block (204a) and a fixing column (204b), the L-shaped clamping block (204a) is matched with the clamping groove (203c), and the fixing column (204b) is connected with the telescopic rod (202).
8. A connector rail provided with a retractable support rod as claimed in claim 7, wherein: the control piece (205) is provided with a contact rod (205a) and a button (205b), the contact rod (205a) and the ratchet wheel (207) are matched with each other, and the button (205b) is connected with the contact rod (205 a).
9. A connector rail provided with a retractable support rod as claimed in claim 8, wherein: still be provided with on many support frames (201) and promote groove (201c), still be provided with catch bar (202a) on telescopic link (202), catch bar (202a) set up in promoting groove (201 c).
10. A connector rail provided with a retractable support rod as claimed in claim 9, wherein: a hole (105b) is formed in the clamping piece (105), and the screw rod (102) penetrates through the hole (105 b).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111421543.7A CN114171947B (en) | 2021-11-26 | 2021-11-26 | Junction pole with telescopic supporting rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111421543.7A CN114171947B (en) | 2021-11-26 | 2021-11-26 | Junction pole with telescopic supporting rod |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114171947A true CN114171947A (en) | 2022-03-11 |
| CN114171947B CN114171947B (en) | 2023-12-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111421543.7A Active CN114171947B (en) | 2021-11-26 | 2021-11-26 | Junction pole with telescopic supporting rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114171947B (en) |
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| CN103367944A (en) * | 2013-07-18 | 2013-10-23 | 国家电网公司 | Power transmission overhead line steering grounding device |
| CN103531927A (en) * | 2013-08-01 | 2014-01-22 | 国家电网公司 | Direct lead wire grounding wire mounting and dismounting device |
| CN204732555U (en) * | 2015-06-03 | 2015-10-28 | 娄先义 | A kind of busbar circuit Universal hook |
| CN105140676A (en) * | 2015-09-17 | 2015-12-09 | 国网安徽金寨县供电有限责任公司 | Insulating rod assisting device for mounting clamping plate type ground wire connector |
| CN111092313A (en) * | 2019-12-09 | 2020-05-01 | 国网浙江省电力有限公司丽水供电公司 | Interphase short circuit discharge operating device |
| CN111490371A (en) * | 2020-05-29 | 2020-08-04 | 国网湖南省电力有限公司 | Parallel access device for distribution network low-voltage energy storage system |
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2021
- 2021-11-26 CN CN202111421543.7A patent/CN114171947B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100221934A1 (en) * | 2009-02-27 | 2010-09-02 | Fci Americas Technology, Inc. | Ground connector |
| CN102025035A (en) * | 2009-09-21 | 2011-04-20 | 山东电力集团公司威海供电公司 | Insulated conductor grounding potentiometer |
| CN103094870A (en) * | 2013-02-01 | 2013-05-08 | 国网电力科学研究院武汉南瑞有限责任公司 | Ice-melting pup joint quick working device for jackstay-typed electric transmission line |
| CN103367944A (en) * | 2013-07-18 | 2013-10-23 | 国家电网公司 | Power transmission overhead line steering grounding device |
| CN103531927A (en) * | 2013-08-01 | 2014-01-22 | 国家电网公司 | Direct lead wire grounding wire mounting and dismounting device |
| CN204732555U (en) * | 2015-06-03 | 2015-10-28 | 娄先义 | A kind of busbar circuit Universal hook |
| CN105140676A (en) * | 2015-09-17 | 2015-12-09 | 国网安徽金寨县供电有限责任公司 | Insulating rod assisting device for mounting clamping plate type ground wire connector |
| CN111092313A (en) * | 2019-12-09 | 2020-05-01 | 国网浙江省电力有限公司丽水供电公司 | Interphase short circuit discharge operating device |
| CN111490371A (en) * | 2020-05-29 | 2020-08-04 | 国网湖南省电力有限公司 | Parallel access device for distribution network low-voltage energy storage system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114171947B (en) | 2023-12-01 |
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