CN102969587A - Straight rod type short circuit grounding device - Google Patents
Straight rod type short circuit grounding device Download PDFInfo
- Publication number
- CN102969587A CN102969587A CN2012105486835A CN201210548683A CN102969587A CN 102969587 A CN102969587 A CN 102969587A CN 2012105486835 A CN2012105486835 A CN 2012105486835A CN 201210548683 A CN201210548683 A CN 201210548683A CN 102969587 A CN102969587 A CN 102969587A
- Authority
- CN
- China
- Prior art keywords
- expansion link
- grounding device
- circuit grounding
- wire clamp
- type short
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Electric Cable Installation (AREA)
Abstract
The invention relates to a straight rod type short circuit grounding device, which comprises a conducting wire end wire clamp (A) and a holding rod (7). The conducting wire end wire clamp (A) comprises a pair of clamping plates (1) rotationally connected through a rotary shaft, wherein an arc-shaped engaging part (2) is arranged at the upper part of each clamping plate. The short circuit grounding device is characterized in that a die assembling block (3) is arranged at the tail part of the conducting wire end wire clamp (A); and a movable nut (4) is arranged in the die assembling block (3) and is movably connected with the die assembling block (3), so that the movable nut (4) can rotate and slide horizontally in the die assembling block (3). The short circuit grounding device further comprises a telescoping mechanism (6), wherein the telescoping mechanism (6) comprises a pair of telescoping rods (6.1), a cover barrel (6.2), a rotary rod (6.3) and a linkage rod (6.4). The short circuit grounding device has the advantage of high safety, namely the conducting wire end wire clamp is mutually controlled to clamp or release the conducting wire, so that the automatic looseness of the wire clamp is avoided.
Description
Technical field
The present invention relates to a kind of security tool or utensil that electric power is overhauled, specifically, relate to a kind of straight-bar type short-circuit grounding device.
Background technology
In the existing short-circuit grounding device, earth connection 100 is that the power equipment that is used for having had a power failure when power equipment is overhauled carries out the managing security tools and instruments that temporary grounding is used as shown in Figure 1, its objective is in order to discharge the residual charge of power equipment, prevent from sending a telegram here suddenly or close on the induced electricity impact that charging equipment and circuit produce, in case major structure becomes the generation of staff's electric shock accidents.The installing earth connection is to transfer power equipment to one necessary technical safety measures of inspecting state from running status, wherein earth connection 100 is to be connected with the earth terminal wire clamp by conductor wire end wire clamp 200 to be connected with the earth with wire respectively, but, conductor wire end wire clamp of the prior art comprises and a pair ofly being rotationally connected and its top is provided with the clamping plate 600 that arc is wanted buckling hole 500 by rotating shaft 400, this conductor wire end wire clamp is only making its connection by fine rule 700 with the perpendicular direction of wire bump wire by personnel on the bar, expansion link 900 on its electroscopic device 800 does not play the effect of support wire end terminal, therefore, there is following weak point in this conductor wire end wire clamp:
1, because conductor wire end wire clamp 200 is subjected to the impact of wind-force and self gravitation (too light) thereof, not only be not easy to the operation of clamping wires, also abnormally dangerous;
Therefore 2, can only operate in the vertical direction, and can not operate in the horizontal direction, when circuit strain rod tower installing earth connection 100, vacuum line highway section (part of path that can't protect) occur with the requirement of work safety technical measures;
3, wire that can only a certain cross section of clamping model, the effective multiple interface of clamping wire especially can not be applicable to the wire of LGJ-400/35, its poor compatibility.
Afterwards, people have invented a kind of novel short-circuit grounding device, such as application number: CN200820201388, summary: a kind of short-circuit grounding device, be used for security tool or the utensil used when power equipment overhauled, comprise conductor wire end wire clamp and electroscopic device, the conductor wire end wire clamp comprises and a pair ofly being rotationally connected and its top is provided with the clamping plate of arc articulation port by rotating shaft, wherein clamping plate upper end is the convex plate, the matrix plate of the upper end of another clamping plate for matching with the convex plate; The madial wall of two clamping plate bottoms is provided with a pair of module, and the opposite face of two modules is arranged with a "T"-shaped groove, and the front end of described electroscopic device is provided with the extension bar that can match with the "T"-shaped groove behind two block mergings.Be provided with the soft copper guipure in the arc articulation port, be attached with conductive elastomer between soft copper guipure and the arc articulation port.Therefore, this structure not only easy to operate, fail safe good, and compatible good earthing device.
Yet application number: 200820201388 patent has following shortcoming: because by pullling the insulation fine rule so that this short-circuit grounding device can come off, therefore, the people is when operation, pin colludes easily and bumps to the insulation fine rule, be easy to the short-circuit grounding device avulsion, thereby cause contingency, therefore, stipulate to have a kind of short-circuit grounding device of artificial tightening wire to replace existing technology in the electric power transformer substation system.
Summary of the invention
The present invention is directed to short-circuit grounding device of the prior art, come off easily, poor stability, the shortcoming of inconvenient operation provides a kind of straight-bar type short-circuit grounding device, to address the above problem.
The solution of the present invention is by such realization: construct a kind of straight-bar type short-circuit grounding device, comprise conductor wire end wire clamp and holding rod, the conductor wire end wire clamp comprises and a pair ofly being rotationally connected and top is provided with the clamping plate of arc interlock by rotating shaft, described conductor wire end wire clamp afterbody is provided with module, described to being provided with movable nut in the module, movable nut with module activities is connected, can lateral rotation and slip in to module; Also comprise telescoping mechanism, described telescoping mechanism comprises expansion link, cup, dwang, and described expansion link two ends are threaded, and its two ends are connected with the movable screw cap thread respectively, and the screw thread lines on the described expansion link two ends is opposite; Described dwang one end has transmitting gear or screw thread, and the one end stretches into the inner travelling gear with being arranged on the expansion link of cup and is connected with a joggle, and the other end passes the holding rod body interior and is connected with swing handle.
The present invention program's know-why is: by the afterbody at the conductor wire end wire clamp telescoping mechanism that can strut the conductor wire end wire clamp is set, by the swing handle on the holding rod telescoping mechanism is controlled, such principle is so that the artificial clamping of controlling conductor wire end wire clamp and wire and locking has avoided human error to shine into coming off of conductor wire end wire clamp.And movable nut can lateral rotation and slip in to module, thereby so that the clamping plate of conductor wire end wire clamp in the conductor clamping process, telescoping mechanism can keep balance, can not bend.The operation principle of telescoping mechanism is, rotation by dwang, thereby the band nutating gear rotates, travelling gear then drives whole expansion link and rotates, because expansion link two ends screw thread is opposite, and expansion link is connected with the movable screw cap thread, therefore in rotation process, the movable screw hatband is moving to open movement gradually to module, thereby the clamping plate that drive the conductor wire end wire clamp draw in gradually, finally can with conductor clamping, when dwang during to counter-rotation, expansion link is then to counter-rotation, thereby so that the movable screw hatband moving to module by moving inward, and the clamping plate that drive the line end wire clamp open gradually, finally can realize the function of unclamping with wire clamp.
Among the present invention, as further improvement, described expansion link end position also is provided with the screens end, the diameter of screens end is greater than the diameter of movable nut mesopore, the effect of screens end is so that the formation of expansion link obtains restriction, thereby avoid expansion link in movable nut rotation process, disengaging activity nut.
Among the present invention, as further improvement, described cup both sides also are provided with telescopic side cover, the spline wheel of side cover by being arranged on its end mates with splined hole in the movable nut and is connected, the improvement of this scheme mainly is so that when rotating cup, can play the effect of special angle being carried out screens, pass through to rotate cup during operation, cup rotates by the spline wheel, thereby can realize the locating rotation of cup in movable nut, in addition, because holding rod is connected with cup, therefore when cup rotated, dwang and holding rod were all followed rotation, thereby realized the purpose of multi-angle operation.In addition, among the present invention, in order to prevent side cover rotation and break away from cup on cup, therefore be provided with banking stop on the side cover surface, it can orientate side cover as flexible in cup and rotation do not occur only.
Among the present invention, as further improvement, described expansion link medium position is threadless trace, and described trace two ends are fixedly connected with expansion link and medium position is provided with travelling gear, and described trace diameter is less than the expansion link diameter.Such design improvement can reduce the radius size of travelling gear, and reduces the diameter of cup.
Among the present invention, described the lower end of two support chips is located in described rotating shaft to being equipped with a support chip between module and the arc seaming, and wherein the madial wall of clamping plate is provided with one and presses tongue, this pressure tongue is located between rotating shaft and the arc seaming, the corresponding pressure tongue through hole that is provided with on another clamping plate.Adopting above-mentioned technology, mainly is so that the conductor wire end wire clamp when open configuration, is pressed tongue can support wire clamp, thereby avoided expansion link to move around easily.Among the present invention, be not provided with spring leaf on support chip, therefore, the employed power of its clamping wire mainly is the power when adopting the people to twist expansion link.
Outstanding substantive distinguishing features of the present invention and marked improvement are:
1. advantage security performance of the present invention is high, wire is clamped or is loosened by Artificial Control conductor wire end wire clamp, therefore can not produce the situation of conductor wire end wire clamp Automatic-falling.
2. the present invention is easy and simple to handle, and the people only need hand holding rod, rotates swing handle, and the pilot end terminal clamps wire, holding rod can be decontroled subsequently, carries out the service work of other circuit; In addition, the present invention by adopting the screwed expansion link of straight-bar type, controls that whole conductor wire end wire clamp opens or closed, has Stability Analysis of Structures, but the easy advantage of rapid operation.
3. the present invention can regulate arbitrarily conductor wire end wire clamp work angle, only needs to regulate the position of side neck and cup, can change conductor wire end wire clamp operating angle, handled easily person's use.
4. the present invention is simple in structure, and cost of manufacture is low, meets standards for safe use, is convenient to extensive electric power system and promotes the use.
Description of drawings
Fig. 1 is the structural representation of prior art of the present invention;
Fig. 2 is structural representation during arc seaming 2 closed condition in the embodiment of the invention 1;
Fig. 3 is the structural representation of arc seaming 2 open configurations in the embodiment of the invention 1;
Fig. 4 is internal structure schematic diagram during arc seaming 2 closed condition in the embodiment of the invention 1;
Fig. 5 is internal structure schematic diagram during arc seaming 2 open configuration in the embodiment of the invention 1;
Fig. 6 is the structural representation of cup 6.2 of the present invention, connecting rod 6.4 and movable nut 4;
Fig. 7 is the internal structure schematic diagram when holding rod 7 turn 90 degrees in the embodiment of the invention 1;
Fig. 8 is the structural representation of arc seaming 2 open configurations in the embodiment of the invention 2;
Fig. 9 is structural representation during arc seaming 2 closed condition in the embodiment of the invention 2;
Parts title and sequence number among the figure:
Parts title and sequence number among the figure:
Earth connection 100, conductor wire end wire clamp 200, earth terminal wire clamp 300, rotating shaft 400, arc are wanted buckling hole 500, clamping plate 600, fine rule 700, electroscopic device 800, expansion link 900;
Conductor wire end wire clamp A;
Clamping plate 1, arc seaming 2, to module 3, movable nut 4, activity template 5, telescoping mechanism 6, is pressed tongue 10 at holding rod 7, support chip 8, rotating shaft 9;
Expansion link 6.1, cup 6.2, dwang 6.3, trace 6.4, travelling gear 6.5, screens end 6.6, spline wheel 6.7, side cover 6.8, banking stop 6.9, splined hole 6.10;
Holding rod body 7.1, swing handle 7.2;
Embodiment
Below in conjunction with drawings and Examples straight-bar type short-circuit grounding device of the present invention is described.
Embodiment 1:
Shown in Fig. 2-7, straight-bar type short-circuit grounding device of the present invention comprises conductor wire end wire clamp A and holding rod 7, and conductor wire end wire clamp A comprises and a pair ofly connecting and top is provided with the clamping plate 1 of arc interlock 2 by support chip 8 steering spindles that wherein, support chip 8 is by rotating shaft 9 rotations; Conductor wire end wire clamp afterbody A is provided with module 3, and to being provided with movable nut 4 in the module 3, movable nut 4 is connected with the activity template 5 that is arranged on the module 3 by screw rod, and movable nut 4 can be along the screw rod lateral rotation, and activity template 5 can slide to module 3; Telescoping mechanism 6 comprises a pair of expansion link 6.1, cup 6.2, dwang 6.3, expansion link 6.1 two ends are threaded, its two ends are threaded with movable nut 4 respectively, wherein, the screw thread lines on expansion link 6.1 two ends is opposite, for example, wherein an expansion link 6.1 is the positive pitch thread of left end, and then expansion link 6.1 right-hand members are anti-pitch thread in addition.Expansion link 6.1 medium positions are threadless connecting rod 6.4, and trace 6.4 two ends are fixedly connected with expansion link 6.1, and travelling gear 6.5 is arranged on the trace 6.4, and wherein, trace 6.4 diameter are less than expansion link 6.1 diameter.Dwang 6.3 1 ends have transmitting gear, and it enters the inner travelling gears 6.5 with being arranged on the trace 6.4 of cup 6.2 and is connected with a joggle, holding rod body 7.1 inside that the other end passes holding rod 7 are connected with swing handle 7.2, in addition, expansion link 6.1 end positions also have screens end 6.6.
Also being provided with in cup 6.2 both sides can be at cup 6.2 interior flexible side cover 6.8, the spline wheel 6.7 of side cover 6.8 by being arranged on its end mates with splined hole 6.10 in the movable nut 4 and is connected, wherein, be provided with at side cover 6.8 surface portions and prevent side cover 6.8 in cup 6.2 interior rotations or break away from the banking stop 6.9 of cup 6.2.
In the present embodiment, dwang 6.3 ends can not be transmitting gear, can be the transmission workpiece commonly used such as turbine and worm.
During operation, arc seaming 2 is aimed at wire, only need to rotate swing handle 7.2 and drive dwang 6.3 rotations, thereby so that expansion link 6.1 rotates, move thereby drive movable screw cap 4 by screw thread, strut module 3, movable nut 4 rotates with the direction of putting forth effort or slides, until clamping plate 1 are stung tight wire, the straight-bar type short-circuit grounding device clamps step and finishes; When needs unclamp the straight-bar type short-circuit grounding device be, only needing oppositely to twist swing handle 7.2 is expansible clamping plate 1, breaks away from the tight state of stinging with wire.Need to be according to working condition, the user who needs to regulate conductor wire end wire clamp A to the time, as long as rotate cup 6.2, conductor wire end wire clamp A is adjusted to suitable operating angle gets final product.
Embodiment 2:
Shown in Fig. 8-9, difference from Example 1 is that the madial wall of clamping plate 1 also is provided with one and presses tongue 10, and this pressure tongue 10 is located between rotating shaft 9 and the arc seaming 2, the corresponding pressure tongue through hole that is provided with on another clamping plate 1.The effect of this pressure tongue 10 is that when conductor wire end wire clamp A was in open configuration, pressure tongue 10 was used for propping up conductor wire end wire clamp A, moves around when avoiding expansion link 6.1 to tighten up.When needs unclamp clamping plate 1, during as clamping, press tongue 10 contact wires, can unclamp conductor wire end wire clamp A.All the other know-whies are identical with embodiment 1.
Embodiment 3:
Difference from Example 1 is that dwang 6.3 integral body are screwed turbine and worm, and all the other modes of operation are identical with embodiment 1.
Claims (6)
1. straight-bar type short-circuit grounding device, comprise conductor wire end wire clamp (A) and holding rod (7), conductor wire end wire clamp (A) comprises and a pair ofly being rotationally connected and top is provided with the clamping plate (1) of arc interlock (2) by rotating shaft, it is characterized in that: described conductor wire end wire clamp (A) afterbody is provided with module (3), described to being provided with movable nut (4) in the module (3), movable nut (4) with module (3) is flexibly connected, can lateral rotation and slip in to module (3); Also comprise telescoping mechanism (6), described telescoping mechanism (6) comprises expansion link (6.1), cup (6.2), dwang (6.3), described expansion link (6.1) two ends are threaded, its two ends are threaded with movable nut (4) respectively, and the screw thread lines on described expansion link (6.1) two ends is opposite; Described dwang (6.3) one ends have transmitting gear or screw thread, the one end stretches into the inner travelling gear (6.5) with being arranged on the expansion link (6.1) of cup (6.2) and is connected with a joggle, and holding rod body (7.1) inside that the other end passes holding rod (7) is connected with swing handle (7.2).
2. straight-bar type short-circuit grounding device according to claim 1, it is characterized in that: described expansion link (6.1) end position also is provided with screens end (6.6).
3. straight-bar type short-circuit grounding device according to claim 1 and 2, it is characterized in that: described cup (6.2) both sides also are provided with telescopic side cover (6.8), and the spline wheel (6.7) of side cover (6.8) by being arranged on its end mates with splined hole (6.10) in the movable nut (4) and be connected.
4. straight-bar type short-circuit grounding device according to claim 3 is characterized in that: described side cover (6.8) surface is provided with the banking stop (6.9) that prevents its rotation and break away from cup (6.2).
5. straight-bar type short-circuit grounding device according to claim 4, it is characterized in that: described expansion link (6.1) medium position is threadless trace (6.4), described trace (6.4) two ends are fixedly connected with expansion link (6.1) and medium position is provided with travelling gear (6.5), and described trace (6.4) diameter is less than expansion link (6.1) diameter.
6. according to claim 4 or 5 described straight-bar type short-circuit grounding devices, it is characterized in that: described to being equipped with a support chip (8) between module (3) and the arc seaming (2), the lower end of two support chips (8) is located in described rotating shaft (9), wherein the madial wall of clamping plate (1) is provided with one and presses tongue (10), this pressure tongue (10) is located between rotating shaft (9) and the arc seaming (2), the upper corresponding pressure tongue through hole that is provided with of another clamping plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105486835A CN102969587A (en) | 2012-12-18 | 2012-12-18 | Straight rod type short circuit grounding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105486835A CN102969587A (en) | 2012-12-18 | 2012-12-18 | Straight rod type short circuit grounding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102969587A true CN102969587A (en) | 2013-03-13 |
Family
ID=47799561
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012105486835A Pending CN102969587A (en) | 2012-12-18 | 2012-12-18 | Straight rod type short circuit grounding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102969587A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105633655A (en) * | 2016-03-18 | 2016-06-01 | 国网山东省电力公司章丘市供电公司 | Portable movable ground wire |
| CN105717411A (en) * | 2013-10-23 | 2016-06-29 | 刘伟华 | Circuit on-off detection device used for electric power overhaul |
| CN105870845A (en) * | 2016-04-11 | 2016-08-17 | 国网山东省电力公司阳信县供电公司 | Hot-line work wire locking device |
| CN106532356A (en) * | 2016-12-05 | 2017-03-22 | 重庆奇甫机械有限责任公司 | Electrified wire clamp control device |
| CN110470896A (en) * | 2019-07-31 | 2019-11-19 | 张红宾 | A kind of hand-held flexible sensor device that can show electrification |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3121601A (en) * | 1961-01-03 | 1964-02-18 | Jasper Blackburn Corp | Hot line clamp |
| CN102290647A (en) * | 2011-06-10 | 2011-12-21 | 山东电力集团公司日照供电公司 | Earth wire clip for transformer substation |
| CN102593614A (en) * | 2012-03-14 | 2012-07-18 | 山东电力集团公司枣庄供电公司 | Wire clamp for grounding wire |
| CN203103549U (en) * | 2012-12-18 | 2013-07-31 | 何国飞 | Straight rod type short circuit earthing device |
-
2012
- 2012-12-18 CN CN2012105486835A patent/CN102969587A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3121601A (en) * | 1961-01-03 | 1964-02-18 | Jasper Blackburn Corp | Hot line clamp |
| CN102290647A (en) * | 2011-06-10 | 2011-12-21 | 山东电力集团公司日照供电公司 | Earth wire clip for transformer substation |
| CN102593614A (en) * | 2012-03-14 | 2012-07-18 | 山东电力集团公司枣庄供电公司 | Wire clamp for grounding wire |
| CN203103549U (en) * | 2012-12-18 | 2013-07-31 | 何国飞 | Straight rod type short circuit earthing device |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105717411A (en) * | 2013-10-23 | 2016-06-29 | 刘伟华 | Circuit on-off detection device used for electric power overhaul |
| CN105633655A (en) * | 2016-03-18 | 2016-06-01 | 国网山东省电力公司章丘市供电公司 | Portable movable ground wire |
| CN105870845A (en) * | 2016-04-11 | 2016-08-17 | 国网山东省电力公司阳信县供电公司 | Hot-line work wire locking device |
| CN106532356A (en) * | 2016-12-05 | 2017-03-22 | 重庆奇甫机械有限责任公司 | Electrified wire clamp control device |
| CN110470896A (en) * | 2019-07-31 | 2019-11-19 | 张红宾 | A kind of hand-held flexible sensor device that can show electrification |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102969587A (en) | Straight rod type short circuit grounding device | |
| CN102969584B (en) | Stage casing rotary type short-circuit grounding device | |
| CN101826665B (en) | Ground line device of power transmission line tower and hitching device thereof | |
| CN102025036A (en) | Multi-angle wire earthing potentiometer | |
| CN108132432A (en) | A kind of insulating ladder Withstand test device | |
| CN203103550U (en) | Clutch straight-rod short circuit earthing device | |
| CN102969586A (en) | Splined short-circuit grounding device | |
| CN201549607U (en) | Multi-angle earthing wire clip | |
| CN203103549U (en) | Straight rod type short circuit earthing device | |
| CN201623268U (en) | Transmission line tower grounding wire device and hooking tool thereof | |
| CN202997085U (en) | Splined short-circuit grounding device | |
| CN104409884B (en) | The short-circuit grounding device that safety is preferable and stroke is shorter | |
| CN104577378B (en) | Screw drive-type middle rotating-type short circuit grounding device | |
| CN107658582A (en) | A kind of screw short-circuit grounding device | |
| CN104577377A (en) | Running method of rotatable-middle short circuit grounding unit | |
| CN103078192A (en) | Short-circuit grounding device | |
| CN202997086U (en) | Short-circuit grounding device | |
| CN202997087U (en) | On/off rotating short-circuit grounding device | |
| CN103036080A (en) | Clutch straight pole type short circuit grounding device | |
| CN104577380A (en) | Rotatable-middle short circuit grounding unit | |
| CN203850463U (en) | Short-circuit ground device of fixed straight-rod type | |
| CN104409886A (en) | High-safety, convenient-to-operate and short-stroke short circuit grounding device | |
| CN104577379A (en) | Worm-gear drive type middle-rotation short circuit grounding unit | |
| CN104377466B (en) | Engagement and disengagement rotary type short circuit grounding device | |
| CN102969585A (en) | Clutch rotating short-circuit grounding device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| AD01 | Patent right deemed abandoned |
Effective date of abandoning: 20160504 |
|
| C20 | Patent right or utility model deemed to be abandoned or is abandoned |