CN111755854A - Detachable short circuit grounding device - Google Patents
Detachable short circuit grounding device Download PDFInfo
- Publication number
- CN111755854A CN111755854A CN202010696476.9A CN202010696476A CN111755854A CN 111755854 A CN111755854 A CN 111755854A CN 202010696476 A CN202010696476 A CN 202010696476A CN 111755854 A CN111755854 A CN 111755854A
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- rotating gear
- clamping mechanism
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- 230000007246 mechanism Effects 0.000 claims description 28
- 238000003825 pressing Methods 0.000 claims description 18
- 230000007547 defect Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000009466 transformation 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
- H01R11/12—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
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Abstract
The invention discloses a detachable short circuit grounding device, which comprises a frame body and is characterized in that: the bottom of the frame body is provided with a holding rod, the frame body comprises a cross rod and an arc-shaped bent part, two ends of the arc-shaped bent part are fixedly arranged at the upper part of the cross rod, a space is formed between the inner part of the arc-shaped bent part and the cross rod, and a sliding block is arranged at the middle section of the arc-shaped bent part and can slide in an arc shape in the arc-shaped bent part; the holding rod body is reset with a curved groove, an inner sleeve is arranged in the holding rod, a driving piece is fixed on the inner sleeve, the driving piece is matched with a clamping groove in the bottom of the movable rack, and the inner sleeve can be separated from the inside of the holding rod.
Description
Technical Field
The invention relates to equipment for overhauling electric power, in particular to a detachable short circuit grounding device.
Background
The existing short circuit grounding device is a safety tool for temporarily grounding power equipment which has been powered off when the power equipment is overhauled, and aims to release residual electric charges of the power equipment, prevent the influence of an induced electricity generated by a sudden power supply or adjacent live equipment and lines and prevent the occurrence of electric shock accidents of workers.
Later, a new short circuit grounding device was invented, as in application No.: CN200820201388, abstract: a short circuit grounding device is used for a safety tool or an appliance used when electric equipment is overhauled and comprises a wire end clamp and an electricity testing device, wherein the wire end clamp comprises a pair of clamping plates which are rotatably connected by virtue of a rotating shaft and provided with arc-shaped occlusion ports at the upper parts, the upper end of one clamping plate is a convex plate, and the upper end of the other clamping plate is a concave plate matched with the convex plate; the inner side wall of the lower part of the two clamping plates is provided with a pair of modules, the opposite surfaces of the two modules are symmetrically provided with a T-shaped groove, the front end of the electricity testing device is provided with an extension rod matched with the T-shaped groove combined with the two modules, but the short circuit grounding device is easily removed when people do not notice the feet during operation, so that accidents are caused, and therefore, the existing technology is replaced by the short circuit grounding device manually fastening the wires according to the regulations in the power transformation system.
In addition, the existing wire end clamp has the following defects:
1. the existing short circuit grounding device is long due to the fact that the wire end clamp has the handle end, and workers are troublesome in carrying at least the wire tower end;
2. since the height of the wire tower is high, when performing an operation, since the short-circuit grounding device is heavy, the operation is very difficult when performing an end-connection of the electric wire, and when a person is in a horizontal position with the electric wire, the operation is difficult.
There is a need for a comprehensive short-circuit grounding mechanism to solve the above problems.
Disclosure of Invention
The invention provides a detachable short circuit grounding device aiming at the defects of inconvenient carrying and poor operability in the short circuit grounding device in the prior art, and a method for operating a plurality of short circuit grounding clamps by using one handle end is adopted, so that a worker can use and carry the device more conveniently.
The scheme of the invention is realized by the following steps: the utility model provides a detachable short circuit earthing device, includes the support body, its characterized in that: the bottom of the frame body is provided with a holding rod, the frame body comprises a cross rod and an arc-shaped bent part, two ends of the arc-shaped bent part are fixedly arranged at the upper part of the cross rod, a space is formed between the inner part of the arc-shaped bent part and the cross rod, and a sliding block is arranged at the middle section of the arc-shaped bent part and can slide in an arc shape in the arc-shaped bent part;
the upper part of the cross rod is also provided with a rotating gear, the side part of the rotating gear is provided with a moving rack which is contacted with the gear, the moving rack is arranged on the lifting plate, the rotating gear is provided with a connecting rod which is connected with a sliding block, and when the rotating gear rotates, the connecting rod can drive the sliding block to perform arc-shaped sliding in the arc-shaped bent piece; the bottom of the movable rack is also provided with a clamping groove;
the lifting plate can slide in the rack support frame, and a return spring is arranged on a rotating shaft of the rotating gear, so that the rotating gear can be kept in an original position state under the condition that the rotating gear is not stressed, namely the sliding block is positioned in the arc-shaped bent piece;
the side part of the rack support frame is provided with a clamping mechanism, the side part of the lifting plate is provided with a groove matched with the clamping mechanism, and when the movable rack moves to the position of the clamping mechanism, the clamping mechanism can clamp and fix the movable rack; the pressing keys are arranged on two sides of the clamping mechanism, when the pressing keys are pulled down, the pressing keys can control the clamping mechanism to move downwards at the same time, so that the clamping mechanism is separated from contact with the grooves in the movable rack, and the return spring drives the movable rack and the rotating gear to reset;
the novel telescopic handle is characterized in that a curved groove is formed in the handle body, an inner sleeve is arranged inside the handle, a driving part is fixed on the inner sleeve, the driving part is matched with a clamping groove in the bottom of the movable rack, and the inner sleeve can be separated from the inside of the handle.
The arc-shaped bent piece is hollow as a whole, and the sliding block and the arc-shaped bent piece are located in the same circle center.
The pressing device is connected with a pull rope, and can move downwards when the pull rope is pulled and trigger the buckle mechanism to move.
The technical principle of the scheme of the invention is as follows: the mode that adopts the manual work to carry out the short circuit ground connection operation in the past is changed, but adopts 1 holding rod and corresponds the operation mode of a plurality of support body bodies for the manual work only needs to carry a holding rod in the operation, and the short circuit ground connection body of a plurality of components of a whole that can function independently, makes and carries weight still less, the workman high altitude construction of being convenient for.
In the invention, as a further improvement, the arc-shaped bending piece is in an integral hollow shape, and the sliding block and the arc-shaped bending piece are positioned in the same circle center.
In the invention, as a further improvement, the pressing button is connected with a pull rope, and when the pull rope is pulled, the pressing button can move downwards and trigger the buckle mechanism to move.
The outstanding substantive features and remarkable progress of the invention are as follows:
1. the invention has the advantages that the defect of manual wiring of the short-circuit grounding device in the past is overcome, 1 handle end can be used for corresponding to a plurality of short-circuit grounding terminals, and the number of manually carried products is reduced.
2. The invention has simple operation, safety and reliability, and the electric wire can fall into the closed space formed by the arc-shaped bent piece and the frame body by arranging the cross rod and the arc-shaped bent piece and pulling the inner sleeve.
3. The invention has simple structure, is composed of two parts, has low manufacturing cost, changes the prior use mode and is convenient for wide popularization and application of the power system.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the product of the present invention;
FIG. 2 is a schematic structural diagram of the slider 4 of the present invention when closed;
FIG. 3 is a schematic view of the present invention when suspended from the wire 18;
FIG. 4 is a schematic view of the construction of the lifter plate 15 according to the present invention;
part names and serial numbers in the figure:
the device comprises a holding rod 1, a cross rod 2, an arc-shaped bent piece 3, a sliding block 4, a rotating gear 5, a moving rack 6, a buckle mechanism 7, a rack support frame 8, a clamping groove 9, a driving piece 10, a sliding groove 11, an inner sleeve 12, a return spring 13, a pressing key 14, a lifting plate 15, a connecting rod 16, a pull rope 17, an electric wire 18 and a groove 19.
Detailed Description
The short-circuit grounding device of the present invention is described below with reference to the accompanying drawings and embodiments.
Example 1:
as shown in fig. 1, the detachable short circuit grounding device of the invention comprises an integral frame body, wherein a holding rod 1 is arranged at the bottom of the frame body, the holding rod 1 is of a hollow structure, the frame body comprises a cross rod 2 and an arc-shaped bent part 3, two ends of the arc-shaped bent part 3 are fixedly arranged at the upper part of the cross rod 2, a space is formed between the inside and the cross rod 2, a sliding block 4 is arranged at the middle section of the arc-shaped bent part 3, the sliding block 4 can slide in an arc shape in the arc-shaped bent part 3, the arc-shaped bent part 3 is of an integral hollow shape, and the. The upper part of the cross rod 2 is also provided with a rotating gear 5, the rotating gear 5 is arranged on the upper part of the cross rod 2, and two ends of the rotating gear are provided with return springs 13, so that the rotating gear can be kept in a normal position state under the condition of no stress on the rotating gear, namely the sliding block 4 is positioned in the arc-shaped bent piece; a movable rack 6 in contact with the gear is arranged on the side part of the rotating gear 5, the movable rack 6 is arranged on one side of a lifting plate 15, and the lifting plate 15 can slide on a rack support frame 8; a connecting rod 16 connected with the sliding block 4 is arranged on the rotating gear 5, and when the rotating gear 5 rotates, the connecting rod 16 drives the sliding block 4 to perform arc-shaped sliding in the arc-shaped bent part 3; the bottom of the movable rack 6 is also provided with a clamping groove 9, and the same clamping groove 9 is also arranged at the bottom of the lifting plate 15; the bayonet slots 9 can be matched with drivers in the inner sleeve 12;
a clamping mechanism 7 is arranged on the side part of the rack support frame 8, a groove 19 (shown in figure 4) matched with the clamping mechanism 7 is arranged on the side part of the lifting plate 15, and when the lifting plate 15 moves to the position of the clamping mechanism 7, the clamping mechanism 7 can clamp and fix the moving rack; the two sides of the buckle mechanism 7 are provided with the pressing keys 14, when the pressing keys 14 are pulled down, the pressing keys can control the buckle mechanism 7 to move downwards at the same time, so that the buckle mechanism 7 is separated from the groove 19 in the lifting plate 15, and the return spring drives the movable rack and the rotating gear 5 to reset; the buckle mechanism 7 can be a triangle, trapezoid, etc. structure, the groove 19 of the buckle lifting plate 15 can be properly designed according to the scheme of the present application, and the pressing button 14 is connected with the pulling rope 17, the pressing button 14 can be a round structure (similar to copper wire) with an aperture or other structures, and when the pulling rope 17 is pulled, the pressing button 14 can perform pressing activity. Not described herein in greater detail. A curved groove is formed in the rod body of the holding rod 1, an inner sleeve 12 is arranged inside the holding rod, a driving piece 10 is fixed on the inner sleeve 12, the driving piece 12 is matched with a clamping groove 9 at the bottom of the movable rack, and is also matched with the curved groove, and the inner sleeve 12 can be separated from the inside of the holding rod 1.
In operation, the lifting plate 15 is moved downwards to enable the clamping mechanism 7 to be in contact with the groove in the lifting plate 15, the lifting plate 15 is located at the lowest position, the inner sleeve 12 is installed in the holding rod 1 at the moment, the inner sleeve 12 is of a cylindrical hollow structure and matched with the holding rod 1, the driving piece 10 moves to a turning position through a curved groove during installation, then the inner sleeve 12 rotates left to enable the driving piece 10 to be matched with the clamping groove 9, at the moment, the lifting plate 15 is reset by pulling the pull rope 17, and the inner sleeve 12 reaches the highest point due to the driving piece 10. At the moment, after the equipment is installed and short-circuit grounding is needed, the holding rod 1 is held by a hand, the arc-shaped bent piece 3 extends into the electric wire, the inner sleeve 12 is pulled, the driving piece 10 drives the lifting plate 15 to move downwards, the rotating gear 5 and the moving rack 6 also move, the sliding block 4 is also moved and driven to rotate at the moment, the whole arc-shaped bent piece 3 is in a closed state, then the inner sleeve 12 is rotated, the inner sleeve 12 is separated from the inside of the holding rod 1, and the holding rod 1 is released to enable the whole detachable short-circuit grounding device to be hung on the electric wire; when the device needs to be taken away, as long as the pull rope 17 is pulled, the lifting plate 15 is separated from the groove, the reset spring 13 starts to work to reset the rotating gear 5, the arc-shaped bent piece 3 is also restored to the original position, the short circuit grounding device is separated from being contacted with the electric wire, and the whole operation is finished.
In this embodiment, the installation of the short-circuit grounding wire is not described, because those skilled in the art can arbitrarily arrange the grounding wire in the arc-shaped bent piece 3 or other devices with conductive structures according to the principle of conduction.
In the present invention, the operator only needs to wear one inner sleeve 12 to operate a plurality of short circuit grounding devices. Is safe and reliable.
Finally, it should be noted that: it should be understood that the above-mentioned embodiments are only examples for clearly illustrating the present invention, and are not to be construed as limiting the implementation. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. This list is not intended to be exhaustive or exhaustive of all embodiments. And obvious variations or modifications of the invention may be made without departing from the scope of the invention.
Claims (3)
1. The utility model provides a detachable short circuit earthing device, includes the support body, its characterized in that: the bottom of the frame body is provided with a holding rod, the frame body comprises a cross rod and an arc-shaped bent part, two ends of the arc-shaped bent part are fixedly arranged at the upper part of the cross rod, a space is formed between the inner part of the arc-shaped bent part and the cross rod, and a sliding block is arranged at the middle section of the arc-shaped bent part and can slide in an arc shape in the arc-shaped bent part;
the upper part of the cross rod is also provided with a rotating gear, the side part of the rotating gear is provided with a moving rack which is contacted with the gear, the moving rack is arranged on the lifting plate, the rotating gear is provided with a connecting rod which is connected with a sliding block, and when the rotating gear rotates, the connecting rod can drive the sliding block to perform arc-shaped sliding in the arc-shaped bent piece; the bottom of the movable rack is also provided with a clamping groove;
the lifting plate can slide in the rack support frame, and a rotating shaft of the rotating gear is provided with a return spring which can keep the rotating gear in an original position state under the condition of no stress, namely the sliding block is positioned in the arc-shaped bent piece;
the side part of the rack support frame is provided with a clamping mechanism, the side part of the lifting plate is provided with a groove matched with the clamping mechanism, and when the movable rack moves to the position of the clamping mechanism, the clamping mechanism can clamp and fix the movable rack; the pressing keys are arranged on two sides of the clamping mechanism, when the pressing keys are pulled down, the pressing keys can control the clamping mechanism to move downwards at the same time, so that the clamping mechanism is separated from contact with the grooves in the movable rack, and the return spring drives the movable rack and the rotating gear to reset;
the holding rod body is reset with a curved groove, an inner sleeve is arranged in the holding rod, a driving piece is fixed on the inner sleeve, the driving piece is matched with a clamping groove in the bottom of the movable rack, and the inner sleeve can be separated from the inside of the holding rod.
2. The removable short-circuit grounding device of claim 1, wherein: the arc-shaped bent piece is hollow as a whole, and the sliding block and the arc-shaped bent piece are located in the same circle center.
3. The removable short-circuit grounding device of claim 1, wherein: the pressing device is connected with a pull rope, and can move downwards when the pull rope is pulled and trigger the buckle mechanism to move.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010696476.9A CN111755854B (en) | 2020-07-20 | 2020-07-20 | Detachable short circuit grounding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010696476.9A CN111755854B (en) | 2020-07-20 | 2020-07-20 | Detachable short circuit grounding device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111755854A true CN111755854A (en) | 2020-10-09 |
| CN111755854B CN111755854B (en) | 2021-06-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010696476.9A Active CN111755854B (en) | 2020-07-20 | 2020-07-20 | Detachable short circuit grounding device |
Country Status (1)
| Country | Link |
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| CN (1) | CN111755854B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115189299A (en) * | 2022-06-28 | 2022-10-14 | 中通服咨询设计研究院有限公司 | Transmission communication wire support of H04L digital information |
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| JP2015018673A (en) * | 2013-07-10 | 2015-01-29 | 中国電力株式会社 | Ground short circuit apparatus |
| CN207947387U (en) * | 2018-03-05 | 2018-10-09 | 保定瑞隆电力器材有限公司 | Quickly rotation tension-type grounding rod |
| CN108711782A (en) * | 2018-06-07 | 2018-10-26 | 李晓丽 | A kind of tool for replacing split conductor conductor spacer |
| CN109599794A (en) * | 2019-01-16 | 2019-04-09 | 浙江见诚科技有限公司 | A kind of inflatable column insulated target charge and discharge operations bar of power equipment electrical connection conductor |
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| CN209730201U (en) * | 2019-05-20 | 2019-12-03 | 国网山西省电力公司长治供电公司 | A kind of ground connection bar |
| US20200106196A1 (en) * | 2018-10-02 | 2020-04-02 | KAM Technologies, LLC | Angularly adjustable electric power conductor grounding clamp system and associated methods |
| CN210576545U (en) * | 2019-10-11 | 2020-05-19 | 哈尔滨华德学院 | Just, tear formula earth connection action bars open |
| CN210866547U (en) * | 2019-07-19 | 2020-06-26 | 国网江苏省电力有限公司徐州供电分公司 | A ground protection device for overhead line |
-
2020
- 2020-07-20 CN CN202010696476.9A patent/CN111755854B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201266690Y (en) * | 2008-10-06 | 2009-07-01 | 何国飞 | Short circuit grounding device |
| CN102074810A (en) * | 2011-01-05 | 2011-05-25 | 山东电力集团公司超高压公司 | Special retractable-type insulating ground rod for extra-high voltage power transmission line |
| JP2015018673A (en) * | 2013-07-10 | 2015-01-29 | 中国電力株式会社 | Ground short circuit apparatus |
| CN207947387U (en) * | 2018-03-05 | 2018-10-09 | 保定瑞隆电力器材有限公司 | Quickly rotation tension-type grounding rod |
| CN108711782A (en) * | 2018-06-07 | 2018-10-26 | 李晓丽 | A kind of tool for replacing split conductor conductor spacer |
| US20200106196A1 (en) * | 2018-10-02 | 2020-04-02 | KAM Technologies, LLC | Angularly adjustable electric power conductor grounding clamp system and associated methods |
| CN208939172U (en) * | 2018-10-17 | 2019-06-04 | 国家电网有限公司 | A kind of low-voltage circuit short-circuit grounding wire clamp device |
| CN109599794A (en) * | 2019-01-16 | 2019-04-09 | 浙江见诚科技有限公司 | A kind of inflatable column insulated target charge and discharge operations bar of power equipment electrical connection conductor |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115189299A (en) * | 2022-06-28 | 2022-10-14 | 中通服咨询设计研究院有限公司 | Transmission communication wire support of H04L digital information |
| CN115189299B (en) * | 2022-06-28 | 2024-06-14 | 中通服咨询设计研究院有限公司 | Communication wire support that digital information transmission used |
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| Publication number | Publication date |
|---|---|
| CN111755854B (en) | 2021-06-15 |
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Effective date of registration: 20240524 Address after: 423000 Room 201, convention and exhibition business center, national highway 107 (Science and Technology Industrial Park), zenghu street, Beihu District, Chenzhou City, Hunan Province Patentee after: Hunan Xinneng Industry Co.,Ltd. Country or region after: China Address before: Building 7, No. 16-7 Yanhe Road, Anliang Community, Longgang District, Shenzhen City, Guangdong Province, 518000, 0410 Patentee before: Long Houquan Country or region before: China |