CN114039231A - Integrated grounding wire clamp and working method thereof - Google Patents
Integrated grounding wire clamp and working method thereof Download PDFInfo
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- CN114039231A CN114039231A CN202111327874.4A CN202111327874A CN114039231A CN 114039231 A CN114039231 A CN 114039231A CN 202111327874 A CN202111327874 A CN 202111327874A CN 114039231 A CN114039231 A CN 114039231A
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- 238000000034 method Methods 0.000 title claims abstract description 11
- 230000007246 mechanism Effects 0.000 claims abstract description 16
- 239000012530 fluid Substances 0.000 claims description 19
- 230000009471 action Effects 0.000 claims description 6
- 230000003044 adaptive effect Effects 0.000 claims description 6
- 238000013459 approach Methods 0.000 claims description 3
- 230000008602 contraction Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 3
- 230000005484 gravity Effects 0.000 claims description 3
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 230000009194 climbing Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
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- 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
- H01R11/32—End pieces with two or more terminations
-
- 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
- H01R11/22—End pieces terminating in a spring clip
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/027—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for connecting conductors by clips
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Abstract
The application discloses integral type earth clamp and working method thereof, wherein, integral type earth clamp includes: a cross bar; the upper end of the cross rod is connected with a longitudinal wire clamp, the lower end of the cross rod is connected with an operating rod, two ends of the cross rod are respectively connected with two transverse wire clamps in a sliding manner, and a driving mechanism is further arranged in the cross rod and is suitable for driving the two transverse wire clamps to slide synchronously along the transverse direction; the upper end of the longitudinal wire clamp is open, the longitudinal wire clamp is suitable for clamping the high-voltage cable from bottom to top, the two ends of the transverse wire clamp are open, and the transverse wire clamp is suitable for clamping the high-voltage cable from the middle to the two sides. The application of the integrated grounding wire clamp can be used for grounding a three-phase high-voltage cable simultaneously, and has the advantages of high operation efficiency and convenience in operation compared with a split type grounding wire clamp. Thereby solving the technical problems of low operating efficiency and inconvenient operation in the prior art.
Description
Technical Field
The application relates to the technical field of electric power, in particular to an integrated grounding wire clamp and a working method thereof.
Background
In the field of power transmission and distribution, according to the operation and maintenance conditions of power transmission equipment, the equipment operation and maintenance management often needs to perform power failure maintenance on a line. The grounding wire is used as a safety device which can prevent operators from being injured by sudden power supply or induced voltage generated by adjacent and crossed high-voltage live equipment, protects the safety of the operators in the power failure maintenance process of the high-voltage line and mainly plays a role in discharging residual charge of the power failure maintenance line. The grounding wire is hung before the line power failure maintenance operation starts, and all operators withdraw the wires after the operation is finished and then detach the grounding wire. The temporary grounding wire is installed and removed as an important step before the power failure maintenance operation of the line. At present, the wiring line is hung for a long time to cause physical fatigue of operating personnel through climbing a power transmission line tower or a power distribution pole by the operating personnel and hanging a temporary grounding wire, the operation safety of the operating personnel is not facilitated to be overhauled, the danger factor is greatly increased, and the operation efficiency is seriously influenced.
Therefore, how to design an integrated grounding clamp with high working efficiency and convenient operation is a problem to be solved urgently by the technical personnel in the field.
Disclosure of Invention
The application aims to provide an integrated grounding wire clamp and a working method thereof, and aims to solve the technical problems of low operating efficiency and inconvenient operation in the prior art.
In view of this, the present application provides an integral type earth clamp, includes:
the upper end of the cross rod is connected with a longitudinal wire clamp, the lower end of the cross rod is connected with an operating rod, two ends of the cross rod are respectively connected with two transverse wire clamps in a sliding manner, a driving mechanism is further arranged in the cross rod, and the driving mechanism is suitable for driving the two transverse wire clamps to slide along the transverse direction synchronously;
the vertical wire clamp is provided with an opening at the upper end, the vertical wire clamp is suitable for clamping a high-voltage cable from bottom to top, two ends of the transverse wire clamp are provided with openings, and the transverse wire clamp is suitable for clamping the high-voltage cable from the middle to two sides.
Optionally, the driving mechanism specifically includes: the motor, the screw rod and the slide rod;
the lead screw have two and along transverse connection in the motor both sides, the slide bar has two and threaded connection two respectively the lead screw, the slide bar along transverse sliding set up in the cross bar, two transverse wire clamp fixed respectively set up in two on the slide bar, the motor is suitable for through the lead screw with the cooperation drive both sides of slide bar transverse wire clamp moves in opposite directions.
Optionally, the longitudinal wire clamp extends downwards to form a telescopic rod, the telescopic rod is arranged on the cross rod in a longitudinally sliding mode, and a return spring is arranged between the telescopic rod and the cross rod and forces the longitudinal wire clamp to slide upwards.
Optionally, two clamping plates extending in the transverse direction are arranged in at least one of the transverse wire clamps, a clamping spring is arranged between each clamping plate and the transverse wire clamp, the clamping spring forces the two clamping plates to approach each other in the longitudinal direction, a plurality of clamping positions are transversely arranged on each clamping plate, and the high-voltage cable is suitable for entering any one of the clamping positions to be grounded.
Optionally, at least one of the transverse wire clamps is provided with a self-adaptive spring at the rear end, the self-adaptive spring is suitable for supporting the transverse wire clamp along the transverse direction under the action of gravity only, and the self-adaptive spring can be bent along any direction under the action of external force.
Optionally, at least one of the lateral clamp openings is flared.
Optionally, a fluid cavity is formed in the cross rod, a fluid medium is arranged in the fluid cavity, the driving mechanism comprises a power source, a driving piston and driven pistons, the driven pistons are provided with two parts and are respectively arranged in the cross rod in a sliding manner, the two transverse wire clamps are respectively fixedly arranged on the two driven pistons, the driving piston is arranged in the fluid cavity in a sliding manner, the power source is suitable for driving the driving piston to slide in the fluid cavity, so that the fluid medium acts on the driven pistons on the two sides, and the transverse wire clamps on the two sides are pushed to move in opposite directions.
The application also provides a working method of the integrated grounding clamp, which is applied to the integrated grounding clamp of the first aspect, and the working method comprises the following steps:
s1, clamping the two transverse wires to be in a contraction state; sending the integrated grounding wire clamp upwards to a three-phase high-voltage cable in triangular distribution;
s2, adjusting the integrated grounding wire clamp to enable the longitudinal wire clamp to be located right below the middle high-voltage cable, and continuously lifting the integrated grounding wire clamp along the longitudinal direction to enable the longitudinal wire clamp to be suitable for clamping the middle high-voltage cable from bottom to top;
s3, the two transverse wire clamps extend towards two sides respectively until the two transverse wire clamps clamp the high-voltage cables at two sides from the middle to the two sides respectively;
s4, the integrated grounding wire clamp can be automatically hung on a three-phase high-voltage cable by means of clamping of the two transverse wire clamps, and the grounding effect is achieved.
The application provides an integral type earth clamp, include: a cross bar; the upper end of the cross rod is connected with a longitudinal wire clamp, the lower end of the cross rod is connected with an operating rod, two ends of the cross rod are respectively connected with two transverse wire clamps in a sliding manner, and a driving mechanism is further arranged in the cross rod and is suitable for driving the two transverse wire clamps to slide synchronously along the transverse direction; the upper end of the longitudinal wire clamp is open, the longitudinal wire clamp is suitable for clamping the high-voltage cable from bottom to top, the two ends of the transverse wire clamp are open, and the transverse wire clamp is suitable for clamping the high-voltage cable from the middle to the two sides.
Compared with the prior art, the application has the advantages that: the application discloses integral type earth clamp is applied to the three-phase and is the ground connection of the high-voltage cable that isosceles triangle arranged. The application of the integrated grounding wire clamp can be used for grounding a three-phase high-voltage cable simultaneously, and has the advantages of high operation efficiency and convenience in operation compared with a split type grounding wire clamp. Thereby solving the technical problems of low operating efficiency and inconvenient operation in the prior art.
Drawings
In order to more clearly illustrate the detailed description of the present application or the technical solutions in the prior art, the drawings needed to be used in the detailed description of the present application or the prior art description will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic diagram of an application scenario according to the present application;
FIG. 2 is a schematic perspective view of a first preferred embodiment of the present application;
FIG. 3 is a schematic diagram of an operating state according to a first preferred embodiment of the present application;
FIG. 4 is an exploded view of a first preferred embodiment according to the present application;
FIG. 5 is a half-section book according to a preferred embodiment I of the present application;
FIG. 6 is a parameter diagram according to a second preferred embodiment of the present application;
FIG. 7 is a half sectional view of a second preferred embodiment according to the present application;
FIG. 8 is a parameter diagram according to a third preferred embodiment of the present application;
FIG. 9 is a half sectional view of a third preferred embodiment according to the present application;
FIG. 10 is a parameter diagram according to a fourth preferred embodiment of the present application;
FIG. 11 is a half sectional view of a fourth preferred embodiment according to the present application;
FIG. 12 is a half sectional view of a fifth preferred embodiment according to the present application.
In the figure: 100. a high voltage cable; 200. an electric pole; 1. a cross bar; 11. a fluid chamber; 2. longitudinal wire clamps; 21. a telescopic rod; 22. a return spring; 3. an operating lever; 4. a transverse wire clamp; 41. a clamping plate; 411. a clamping position; 42. a clamping spring; 43. a self-adaptive spring; 5. a drive mechanism; 51. a motor; 52. a screw rod; 53. a slide bar; 54. a power source; 55. an active piston; 56. a slave piston.
Detailed Description
The technical solutions of the present application will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
As shown in fig. 1, in the transmission and distribution network, three high voltage cables 100 are erected on an electric pole 200, and the three high voltage cables 100 are distributed in an isosceles triangle structure. To above-mentioned operating mode, the integral type earth clamp of this application can reach appointed height through pole climbing device or stock, and specifically how to reach is not the focus of this application discussion. The following only describes the specific structure and operation principle of the integrated ground clamp in a preferred embodiment of the present application:
as shown in fig. 2 to 5, the integrated ground clamp of the first embodiment of the present application includes a cross bar 1, a longitudinal clamp 2 is connected to an upper end of the cross bar 1, an operating rod 3 is connected to a lower end of the cross bar 1, two transverse clamps 4 are respectively connected to two ends of the cross bar 1 in a sliding manner, a driving mechanism 5 is further disposed in the cross bar 1, and the driving mechanism 5 is adapted to drive the two transverse clamps 4 to slide synchronously along a transverse direction; the upper end of the longitudinal wire clamp 2 is open, the longitudinal wire clamp 2 is suitable for clamping the high-voltage cable 100 from bottom to top, the two ends of the transverse wire clamp 4 are open, and the transverse wire clamp 4 is suitable for clamping the high-voltage cable 100 from the middle to the two sides. The driving mechanism 5 comprises a motor 51, a screw rod 52 and a sliding rod 53, the screw rod 52 is provided with two screws which are transversely connected to two sides of the motor 51, the sliding rod 53 is provided with two screws 52 which are respectively in threaded connection, the sliding rod 53 is transversely arranged in the cross bar 1 in a sliding manner, the two transverse wire clamps 4 are respectively fixedly arranged on the two sliding rods 53, and the motor 51 is suitable for driving the transverse wire clamps 4 on two sides to move oppositely through the matching of the screw rod 52 and the sliding rod 53.
As shown in fig. 6, the height difference a between the middle high-voltage cable 100 and the two high-voltage cables 100 is different, and the value of a is different due to different working conditions. As shown in fig. 7, in the second embodiment, the longitudinal wire clip 2 extends downward to form the telescopic rod 21, the telescopic rod 21 is slidably disposed on the cross bar 1 along the longitudinal direction, and the return spring 22 is disposed between the telescopic rod 21 and the cross bar 1, and the return spring 22 forces the longitudinal wire clip 2 to slide upward. The structure enables the integrated grounding wire clamp to adapt to the change of the height difference a, and ensures that the two transverse wire clamps 4 can be aligned to the high-voltage cables 100 on the two sides.
As shown in fig. 8, the distance values between the high-voltage cables 100 on the two sides and the high-voltage cable 100 in the middle are b and c, respectively, and under different working conditions, the b value and the c value are not necessarily the same, so that the application is improved on the basis of the first embodiment, and a third embodiment is obtained. As shown in fig. 9, two clamping plates 41 extending in the transverse direction are arranged in at least one transverse wire clamp 4 of the third embodiment, clamping springs 42 are arranged between the clamping plates 41 and the transverse wire clamp 4, the clamping springs 42 force the two clamping plates 41 to approach in the longitudinal direction, a plurality of clamping positions 411 are arranged on the clamping plates 41 in the transverse direction, and the high-voltage cable 100 is suitable to enter any one of the clamping positions 411 for grounding. Above-mentioned structure makes integral type earth clamp can guarantee that two horizontal fastener 4 can effectively ground simultaneously at the difference of certain degree compensation b and c.
As shown in fig. 10, there may also be a height difference d between the high voltage cables 100 on both sides, and for this reason, the present application is modified based on the first embodiment, resulting in a fourth embodiment. As shown in fig. 11, the rear end of at least one transverse wire clamp 4 of the fourth embodiment is provided with an adaptive spring 43, the adaptive spring 43 is adapted to support the transverse wire clamp 4 along the transverse direction under the action of gravity only, and the adaptive spring 43 can be bent along any direction under the action of external force; and the opening of at least one transverse wire clamp 4 is trumpet-shaped. The structure enables the integrated grounding wire clamp to have certain adaptability to the height difference d, and ensures that the two transverse wire clamps 4 can clamp the high-voltage cables 100 on two sides simultaneously.
As shown in fig. 12, the drive mechanism 5 of the present application may be replaced with: in the fifth embodiment, a fluid cavity 11 is formed in the cross rod 1, a fluid medium is contained in the fluid cavity 11, the driving mechanism 5 includes a power source 54, a driving piston 55 and a driven piston 56, the two driven pistons 56 are respectively and slidably disposed in the cross rod 1 along the transverse direction, the two transverse wire clamps 4 are respectively and fixedly disposed on the two driven pistons 56, the driving piston 55 is slidably disposed in the fluid cavity 11, and the power source 54 is adapted to drive the driving piston 55 to slide in the fluid cavity 11, so as to push the fluid medium to act on the driven pistons 56 on both sides, and push the transverse wire clamps 4 on both sides to move towards each other. The advantage of the above structure is that the sliding distance of the lateral wire clamps 4 on both sides does not need to be completely consistent, which has better applicability.
Based on the structure, the working method of the integrated grounding clamp comprises the following steps:
s1, clamping the two transverse wires to be in a contraction state; sending the integrated grounding wire clamp upwards to a three-phase high-voltage cable in triangular distribution;
s2, adjusting the integrated grounding wire clamp to enable the longitudinal wire clamp to be located right below the middle high-voltage cable, and continuously lifting the integrated grounding wire clamp along the longitudinal direction to enable the longitudinal wire clamp to be suitable for clamping the middle high-voltage cable from bottom to top;
s3, the two transverse wire clamps extend towards two sides respectively until the two transverse wire clamps clamp the high-voltage cables at two sides from the middle to the two sides respectively;
s4, the integrated grounding wire clamp can be automatically hung on a three-phase high-voltage cable by means of clamping of the two transverse wire clamps, and the grounding effect is achieved.
It should be understood that in the present application, "at least one" means one or more, "a plurality" means two or more. "and/or" for describing an association relationship of associated objects, indicating that there may be three relationships, e.g., "a and/or B" may indicate: only A, only B and both A and B are present, wherein A and B may be singular or plural. The character "/" generally indicates that the former and latter associated objects are in an "or" relationship. "at least one of the following" or similar expressions refer to any combination of these items, including any combination of single item(s) or plural items. For example, at least one (one) of a, b, or c, may represent: a, b, c, "a and b", "a and c", "b and c", or "a and b and c", wherein a, b, c may be single or plural.
Finally, it should be noted that: the above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present application.
Claims (8)
1. An integral type earth clamp which characterized in that includes: a cross bar;
the upper end of the cross rod is connected with a longitudinal wire clamp, the lower end of the cross rod is connected with an operating rod, two ends of the cross rod are respectively connected with two transverse wire clamps in a sliding manner, a driving mechanism is further arranged in the cross rod, and the driving mechanism is suitable for driving the two transverse wire clamps to slide along the transverse direction synchronously;
the vertical wire clamp is provided with an opening at the upper end, the vertical wire clamp is suitable for clamping a high-voltage cable from bottom to top, two ends of the transverse wire clamp are provided with openings, and the transverse wire clamp is suitable for clamping the high-voltage cable from the middle to two sides.
2. The integrated ground clamp of claim 1, wherein the driving mechanism specifically comprises: the motor, the screw rod and the slide rod;
the lead screw have two and along transverse connection in the motor both sides, the slide bar has two and threaded connection two respectively the lead screw, the slide bar along transverse sliding set up in the cross bar, two transverse wire clamp fixed respectively set up in two on the slide bar, the motor is suitable for through the lead screw with the cooperation drive both sides of slide bar transverse wire clamp moves in opposite directions.
3. An integral ground clamp as claimed in claim 1, wherein the longitudinal clamp extends downwardly to form a telescopic rod, the telescopic rod is slidably disposed on the cross bar in the longitudinal direction, and a return spring is disposed between the telescopic rod and the cross bar, the return spring urging the longitudinal clamp to slide upwardly.
4. The integrated grounding clamp of claim 1, wherein two clamping plates extending in the transverse direction are arranged in at least one transverse clamp, a clamping spring is arranged between each clamping plate and the transverse clamp, the clamping spring forces the two clamping plates to approach each other in the longitudinal direction, a plurality of clamping positions are transversely arranged on each clamping plate, and the high-voltage cable is suitable for entering any one of the clamping positions to be grounded.
5. The integrated ground clamp of claim 1, wherein at least one of the transverse clamp rear ends is provided with an adaptive spring, the adaptive spring is adapted to support the transverse clamp in a transverse direction under the action of gravity only, and the adaptive spring can bend in any direction under the action of an external force.
6. The integrated ground clamp of claim 5, wherein at least one of the transverse clamp openings is flared.
7. The integrated ground clamp of claim 1, wherein a fluid chamber is disposed in the cross bar, a fluid medium is disposed in the fluid chamber, the driving mechanism includes a power source, a driving piston and two driven pistons, the two driven pistons are disposed in the cross bar in a sliding manner along the transverse direction, the two transverse clamps are respectively and fixedly disposed on the two driven pistons, the driving piston is disposed in the fluid chamber in a sliding manner, the power source is adapted to drive the driving piston to slide in the fluid chamber, so as to push the fluid medium to act on the driven pistons on both sides, and push the transverse clamps on both sides to move toward each other.
8. An operation method of an integrated earth clamp, which is applied to the integrated earth clamp of any one of claims 1 to 7, the operation method comprising:
s1, clamping the two transverse wires to be in a contraction state; sending the integrated grounding wire clamp upwards to a three-phase high-voltage cable in triangular distribution;
s2, adjusting the integrated grounding wire clamp to enable the longitudinal wire clamp to be located right below the middle high-voltage cable, and continuously lifting the integrated grounding wire clamp along the longitudinal direction to enable the longitudinal wire clamp to be suitable for clamping the middle high-voltage cable from bottom to top;
s3, the two transverse wire clamps extend towards two sides respectively until the two transverse wire clamps clamp the high-voltage cables at two sides from the middle to the two sides respectively;
s4, the integrated grounding wire clamp can be automatically hung on a three-phase high-voltage cable by means of clamping of the two transverse wire clamps, and the grounding effect is achieved.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111327874.4A CN114039231B (en) | 2021-11-10 | 2021-11-10 | Integrated grounding wire clamp and working method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111327874.4A CN114039231B (en) | 2021-11-10 | 2021-11-10 | Integrated grounding wire clamp and working method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114039231A true CN114039231A (en) | 2022-02-11 |
| CN114039231B CN114039231B (en) | 2024-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111327874.4A Active CN114039231B (en) | 2021-11-10 | 2021-11-10 | Integrated grounding wire clamp and working method thereof |
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| Country | Link |
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| CN (1) | CN114039231B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT268425B (en) * | 1967-03-13 | 1969-02-10 | Franz Dipl Ing Eilmansberger | Safety pliers |
| CA1111919A (en) * | 1979-10-17 | 1981-11-03 | Davor Grunwald | Connector for electrodes |
| CN206673140U (en) * | 2017-03-21 | 2017-11-24 | 江苏精科新能源科技有限公司 | A kind of solar energy system cable electric wire connecting junction |
| CN109217116A (en) * | 2018-09-28 | 2019-01-15 | 国网陕西省电力公司电力科学研究院 | Line lightning arrestor |
| CN110429411A (en) * | 2019-08-30 | 2019-11-08 | 湖北华电江陵发电有限公司 | A kind of short-circuit grounding wire combination head |
| CN112490698A (en) * | 2020-11-19 | 2021-03-12 | 国网山东省电力公司桓台县供电公司 | Universal sectional type combined grounding wire suitable for power transmission line and grounding method |
| CN214254784U (en) * | 2020-12-02 | 2021-09-21 | 云南电网有限责任公司带电作业分公司 | Sequence type positioning grounding device |
-
2021
- 2021-11-10 CN CN202111327874.4A patent/CN114039231B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT268425B (en) * | 1967-03-13 | 1969-02-10 | Franz Dipl Ing Eilmansberger | Safety pliers |
| CA1111919A (en) * | 1979-10-17 | 1981-11-03 | Davor Grunwald | Connector for electrodes |
| CN206673140U (en) * | 2017-03-21 | 2017-11-24 | 江苏精科新能源科技有限公司 | A kind of solar energy system cable electric wire connecting junction |
| CN109217116A (en) * | 2018-09-28 | 2019-01-15 | 国网陕西省电力公司电力科学研究院 | Line lightning arrestor |
| CN110429411A (en) * | 2019-08-30 | 2019-11-08 | 湖北华电江陵发电有限公司 | A kind of short-circuit grounding wire combination head |
| CN112490698A (en) * | 2020-11-19 | 2021-03-12 | 国网山东省电力公司桓台县供电公司 | Universal sectional type combined grounding wire suitable for power transmission line and grounding method |
| CN214254784U (en) * | 2020-12-02 | 2021-09-21 | 云南电网有限责任公司带电作业分公司 | Sequence type positioning grounding device |
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| Publication number | Publication date |
|---|---|
| CN114039231B (en) | 2024-04-12 |
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