CN209641872U - Portable fast and safely temporary ground wire - Google Patents
Portable fast and safely temporary ground wire Download PDFInfo
- Publication number
- CN209641872U CN209641872U CN201920325048.8U CN201920325048U CN209641872U CN 209641872 U CN209641872 U CN 209641872U CN 201920325048 U CN201920325048 U CN 201920325048U CN 209641872 U CN209641872 U CN 209641872U
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- sliding eye
- holding
- holding clamp
- ground wire
- groove
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Abstract
The utility model discloses a kind of portable fast and safely temporary ground wires, including holding clamp ontology, the movable fixture head of line conductor is clamped with holding clamp body fits, the holding clamp ontology is equipped with ground wire connecting device and conducting wire haning groove, holding clamp ontology position opposite below conducting wire haning groove is equipped with sliding eye along the vertical direction, the bottom of the sliding eye is connected and fixed fixture sliding eye support, the top of the movable fixture head is equipped with the conductor clamping hook groove with the conducting wire haning groove relative engagement on holding clamp ontology upwards, the lower part of the movable fixture head is equipped with the slide bar that can be slided up and down in sliding eye, the compression spring being sleeved on slide bar is equipped in sliding eye, the snap ring being arranged on the upper end of compression spring and slide bar abuts, the lower end of compression spring is matched with holding clamp sliding eye support, to work Fixture capitiform is moved into upward elastic force.The utility model has automatic fastening function, to improve operation safety.
Description
Technical field
The utility model relates to electric power overhaul technical fields, and in particular to the temporary grounding of circuit on power system upkeep operation
Device.
Background technique
The temporary earthing device of circuit on power system upkeep operation, mainly overhead power line are in interruption maintenance
The safety for guaranteeing staff, hangs temporary ground wire after electrical verification on power failure operation route, to prevent unexpected incoming call and route
Induced electricity brings harm to operating personnel.
It is grounded used in electric system at present, and there are mainly two types of structures, and one is pass through hook leaf spring clamping side
Formula, another is to be fastened by bolts clamping mode, caused by both grounding wire clamp apparatus all exist because of insufficient pressure and is led
Line poor contact causes overhead line conductor to contact with grounding wire clamp apparatus bad, so that power failure operation location is generated induced voltage, makes
It cannot play at unnecessary danger, or when unexpected incoming call, misdelivery electricity and should have effect, cause casualties or equipment damage
It is bad.
Bolt type grounding wire clamp apparatus dislodging speed is slow and cannot effectively lock, especially in hanging earthing conductor because where people
Position difference be even more influence hook reliability.The compression spring of double tongues or single tongue tension-type easily loosens, and elastic force is insufficient,
Influence reliable locking and contact.Both the above often uses wire clamp, vulnerable to wind shake and loosens, then plus itself design defect,
Seriously affect the safety of operation.
Safety supervision portion, Southern Power Grid Company has sent the documents the two kinds of earthing clamps for being forbidden to use and being commonly used, and is distinctly claimed
To use the temporary ground wire for having the wire clamp of retaining mechanism;It is also proposed that earth wire conductor wire end in DL/T879 standard modification
Card provides grip force and anti-loose technical requirements.Therefore should develop as early as possible it is easy to operate, and with automatic fastening function
The temporary ground wire of new wire clamp prevents the generation of personnel casualty accidents to improve the safety of operation.
Utility model content
Technical problem to be solved in the utility model is just to provide a kind of portable fast and safely temporary ground wire, has
Automatic fastening function, and reliable lock prevent the generation of personnel casualty accidents to improve the safety of operation.
In order to solve the above technical problems, the utility model adopts the following technical solution: portable fast and safely temporary grounding
Line clamps the movable fixture head of line conductor, the holding clamp sheet including holding clamp ontology, with holding clamp body fits
Body is equipped with ground wire connecting device and conducting wire haning groove, holding clamp ontology position opposite below conducting wire haning groove
Be equipped with sliding eye along the vertical direction, the bottom of the sliding eye is connected and fixed fixture sliding eye support, the movable fixture head it is upper
Portion is equipped with the conductor clamping hook groove with the conducting wire haning groove relative engagement on holding clamp ontology upwards, the movable fixture head
Lower part is equipped with the slide bar that can be slided up and down in sliding eye, and the compression spring being sleeved on slide bar, pressure are equipped in sliding eye
The snap ring being arranged on the upper end of spring and slide bar abuts, and the lower end of compression spring is matched with holding clamp sliding eye support, to work
Fixture capitiform is moved into upward elastic force, the lower part of the holding clamp ontology is connected and fixed insulation hand-held operation bar, and the fixation is exhausted
The bottom of edge hand-held operation bar is fixedly connected with outer handle of holding with a firm grip, is equipped with small handle of holding with a firm grip in the outer handle of holding with a firm grip, described small to hold
Tight handle connects draw-in bar, and the draw-in bar passes through fixed insulation hand-held operation bar inner cylinder and connect with slide bar.
Optionally, the ground wire connecting device include ground wire connecting hole and with ground wire connecting hole vertically through it is logical
Hole.
Optionally, the lower part of the sliding eye has threaded hole, the holding clamp sliding eye support and sliding eye lower part spiral shell
Pit is threadedly coupled.
Optionally, the sleeve part that the outer handle of holding with a firm grip includes annulus and connect with annulus, the small handle of holding with a firm grip
Hand includes T-type portion and the movable stem for passing through sleeve part in annulus, is protruded among the stem and T-type portion
Part connects.
The technical solution adopted in the utility model when setting up 10kV line-to-ground line, passes through ground line connection dress on ground
It sets and connect ground wire with holding clamp ontology, then hold outer handle of holding with a firm grip, hold up fixed insulation hand-held operation bar.It pulls down small
It holds with a firm grip handle, pulls slide bar renitency spring force downward, movable fixture head and holding clamp ontology are opened to which fixture can be with
It is suspended on line conductor, unclamps small handle of holding with a firm grip, under the effect of compression spring elastic force, holding clamp ontology and movable fixture head
Upper conducting wire haning groove and conductor clamping hook groove are matched for clamping tightly line conductor.
Therefore, it has the following beneficial effects:
1, slide bar moves up under compression spring effect, makes conducting wire hanging groove on holding clamp ontology and movable fixture head
Hook clamps line conductor using locking mode is intersected with the cooperation of conductor clamping hook groove, guarantees the conducting wire for adapting to different size, and
It can hold with a firm grip reliable, prevent from loosening on conducting wire after shaking.The structure changes meeting when original double tongue structure conductor wire ends are stuck in shaking
Loosening from conducting wire causes to contact insecure problem.
2, draw-in bar is pulled by small handle of holding with a firm grip, on holding clamp ontology and movable fixture head conducting wire haning groove with lead
The tight hook groove of wire clamp is hung on conducting wire after opening, and hand release automatically tightly locks line card on conducting wire, therefore will not loosen, and is guaranteed good
Good contact.Due to being operated on ground, facilitate operation.
3, overall structure embody quickly and reliability, than spiral compression formula mount it is convenient and time-saving, than double tongue type than can
It leans on.
The specific technical solution and its advantages of the utility model will combine attached in the following detailed description
Figure is described in detail.
Detailed description of the invention
The utility model is further described with reference to the accompanying drawings and detailed description:
Fig. 1 is the top outline structural diagram of the utility model;
Fig. 2 is the top profile structural schematic diagram of the utility model;
Fig. 3 is the base profile structural schematic diagram of the utility model;
Fig. 4 is the bottom sectional structural schematic diagram of utility model.
Specific embodiment
The technical solution of the utility model embodiment is explained below with reference to the attached drawing of the utility model embodiment and
Illustrate, but following embodiments are only the preferred embodiment of the utility model, and not all.Based on the implementation example in the implementation mode,
Those skilled in the art's obtained other embodiments without making creative work, belong to the utility model
Protection scope.
As shown in Figures 1 to 4, portable fast and safely temporary ground wire, including holding clamp ontology 1 and movable fixture head
2, ground wire connecting device is equipped on holding clamp ontology, the top of holding clamp ontology 1 is equipped with to be connected with holding clamp ontology 1
It is integrated, is equipped with conducting wire haning groove 13 to the lower extreme direction of holding clamp ontology 1, holding clamp ontology 1 is in conducting wire haning groove 13
The opposite position in lower section be equipped with sliding eye 3 along the vertical direction, the lower part of movable fixture head 2, which is connected with to slide up and down, is mounted on cunning
Slide bar 5 in dynamic hole, movable fixture head is equipped with leads with 13 relative engagement of conducting wire haning groove on holding clamp ontology 1 upwards
The tight hook groove of wire clamp, the bottom of sliding eye are connected and fixed fixture sliding eye support 4, and the pressure being sleeved on slide bar is equipped in sliding eye
Spring 9, the snap ring being arranged on the upper end of compression spring 9 and slide bar match, and lower end is matched with holding clamp sliding eye support 4,
Upper elasticity is formed to movable fixture head 2, so that conductor clamping hook groove is completed the close contact with conducting wire haning groove 13, is handed over using V-arrangement
It pitches locking mode and clamps line conductor.The lower end of slide bar is connected with draw-in bar, and the draw-in bar other end installs small handle 7 of holding with a firm grip,
It is set with fixed insulation hand-held operation bar 8 in 1 lower outer of holding clamp ontology, and draw-in bar is sleeved on fixed insulation hand
Hold operating stick inner cylinder, the bottom of hold with a firm grip outside handle 6 and fixed insulation hand-held operation bar is fixed, then by handle 6 of holding with a firm grip outside with it is small
Handle 7 of holding with a firm grip is set in together, and is formed a whole set of and is held retightening operation bar, to complete ground line of quickly seting out.
When setting up 10kV line-to-ground line, ground wire is connected by ground wire connecting device with holding clamp ontology 1 on ground
It connects, then holds outer handle 6 of holding with a firm grip, hold up fixed insulation hand-held operation bar 8.Small handle 7 of holding with a firm grip is pulled down, slide bar 5 is pulled to support
9 power of compressive resistance spring is downward, and movable fixture head 2 and holding clamp ontology 1 are opened to which fixture can be suspended on line conductor, pine
Small handle 7 of holding with a firm grip is opened, under the effect of 9 elastic force of compression spring, movable fixture head 2 is matched for clamping tightly route with holding clamp ontology 1 and leads
Line.
Wherein, the holding clamp ontology 1 include vertical section 12, the conducting wire haning groove 13 that is connect with vertical section top and
The circular arc extended segment 14 extended outward by conducting wire haning groove, circular arc extended segment 14 can enter conducting wire hanging groove with guide line conducting wire
Hook 13.
Further, the movable fixture head 2 includes middle part and from middle part to two upper sides latch 21 outstanding,
To form conductor clamping hook groove.The middle part is equipped with threaded hole, and the upper end of the slide bar is equipped with thread segment, the thread segment
It is connect with threaded hole.
In addition, the intermediate latch 211 that the movable fixture head is located at outside is prominent below outward, with conducting wire haning groove 13
Circular arc extended segment 14 cooperate guide line conducting wire enter between conducting wire haning groove 13 and conductor clamping hook groove.
The lower end of the vertical section connects pedestal 11, and the ground wire connecting device includes that the ground wire being arranged on pedestal 11 connects
Connect hole 111 and with ground wire connecting hole vertically through through-hole 112.Ground wire can connect in ground wire connecting hole 111, and with it is logical
Hole 112 is fixed using fastener or directly.
With reference to shown in Fig. 3 and Fig. 4, handle 6 of holding with a firm grip outside includes annulus 61 and the sleeve part 62 connecting with annulus, institute
Stating small handle 7 of holding with a firm grip includes the stem 72 of T-type portion 71 and activity across sleeve part in annulus, the stem
It is connect with T-type portion intermediate ledge.T-type portion 71 and the cooperation of annulus 61 facilitate the small handle 7 of holding with a firm grip of operation.
In addition to above preferred embodiment, for the utility model there are also other embodiments, those skilled in the art can root
It is made various changes and modifications according to the utility model, without departing from the spirit of the utility model, should belong to the utility model
Range defined in claims.
Claims (4)
1. portable fast and safely temporary ground wire, it is characterised in that: including holding clamp ontology and holding clamp body fits
The movable fixture head of line conductor is clamped, the holding clamp ontology is equipped with ground wire connecting device and conducting wire haning groove, institute
It states holding clamp ontology position opposite below conducting wire haning groove and is equipped with sliding eye, the bottom of the sliding eye along the vertical direction
Be connected and fixed fixture sliding eye support, the top of the movable fixture head be equipped with upwards with the conducting wire haning groove on holding clamp ontology
The conductor clamping hook groove of relative engagement, the lower part of the movable fixture head are equipped with the slide bar that can be slided up and down in sliding eye, In
The compression spring being sleeved on slide bar is equipped in sliding eye, the snap ring being arranged on the upper end of compression spring and slide bar abuts, pressure
The lower end of spring is matched with holding clamp sliding eye support, to movable fixture capitiform at upward elastic force, the holding clamp ontology
Lower part be connected and fixed insulation hand-held operation bar, the bottom of the fixed insulation hand-held operation bar is fixedly connected with outer handle of holding with a firm grip,
Small handle of holding with a firm grip is equipped in the outer handle of holding with a firm grip, the small handle connection draw-in bar of holding with a firm grip, the draw-in bar passes through fixed exhausted
Edge hand-held operation bar inner cylinder is connect with slide bar.
2. portable fast and safely temporary ground wire according to claim 1, it is characterised in that: the ground line connection dress
Set including ground wire connecting hole and with ground wire connecting hole vertically through through-hole.
3. portable fast and safely temporary ground wire according to claim 1, it is characterised in that: the lower part of the sliding eye
With threaded hole, the holding clamp sliding eye support is threadedly coupled with sliding eye lower thread hole.
4. portable fast and safely temporary ground wire according to claim 1, it is characterised in that: the outer handbag of holding with a firm grip
The sleeve part for including annulus and connecting with annulus, the small handle of holding with a firm grip include T-type portion and work in annulus
The dynamic stem across sleeve part, the stem are connect with T-type portion intermediate ledge.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201920325048.8U CN209641872U (en) | 2019-03-14 | 2019-03-14 | Portable fast and safely temporary ground wire |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920325048.8U CN209641872U (en) | 2019-03-14 | 2019-03-14 | Portable fast and safely temporary ground wire |
Publications (1)
Publication Number | Publication Date |
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CN209641872U true CN209641872U (en) | 2019-11-15 |
Family
ID=68495997
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CN201920325048.8U Active CN209641872U (en) | 2019-03-14 | 2019-03-14 | Portable fast and safely temporary ground wire |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111541056A (en) * | 2020-04-29 | 2020-08-14 | 广东电网有限责任公司东莞供电局 | Grounding wire connecting device |
CN112152147A (en) * | 2020-09-23 | 2020-12-29 | 广西电网有限责任公司贵港供电局 | Grounding wire dismounting auxiliary device and grounding wire dismounting system |
CN112151982A (en) * | 2020-08-14 | 2020-12-29 | 河北省金具电力有限公司 | Clamping structure and clamping method of high-voltage grounding wire |
CN112332117A (en) * | 2020-09-25 | 2021-02-05 | 国网浙江慈溪市供电有限公司 | Wedge-shaped wire clamp |
CN114069351A (en) * | 2021-11-27 | 2022-02-18 | 云南电网有限责任公司楚雄供电局 | Automatic ground wire installing device and control method thereof |
-
2019
- 2019-03-14 CN CN201920325048.8U patent/CN209641872U/en active Active
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111541056A (en) * | 2020-04-29 | 2020-08-14 | 广东电网有限责任公司东莞供电局 | Grounding wire connecting device |
CN112151982A (en) * | 2020-08-14 | 2020-12-29 | 河北省金具电力有限公司 | Clamping structure and clamping method of high-voltage grounding wire |
CN112152147A (en) * | 2020-09-23 | 2020-12-29 | 广西电网有限责任公司贵港供电局 | Grounding wire dismounting auxiliary device and grounding wire dismounting system |
CN112332117A (en) * | 2020-09-25 | 2021-02-05 | 国网浙江慈溪市供电有限公司 | Wedge-shaped wire clamp |
CN114069351A (en) * | 2021-11-27 | 2022-02-18 | 云南电网有限责任公司楚雄供电局 | Automatic ground wire installing device and control method thereof |
CN114069351B (en) * | 2021-11-27 | 2024-01-23 | 云南电网有限责任公司楚雄供电局 | Automatic ground wire mounting device and control method thereof |
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