CN203674537U - Ground wire violation resistant lock - Google Patents
Ground wire violation resistant lock Download PDFInfo
- Publication number
- CN203674537U CN203674537U CN201420026935.2U CN201420026935U CN203674537U CN 203674537 U CN203674537 U CN 203674537U CN 201420026935 U CN201420026935 U CN 201420026935U CN 203674537 U CN203674537 U CN 203674537U
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- Prior art keywords
- lock
- ground wire
- conductor end
- lock ring
- phase conductor
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- Expired - Fee Related
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- 239000004020 conductor Substances 0.000 claims description 62
- 230000006378 damage Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract 1
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
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Abstract
Disclosed is a ground wire violation resistant lock. The disadvantage of lack of external force supervision in a conventional ground wire installation and dismounting work process inevitably causes maloperation due to negligence, severely threatens safety production and tends to cause personnel damage. The ground wire violation resistant lock comprises a vertical support (15). The vertical support (15) is connected with a fixation screw rod (12); the vertical support (15) is connected with a grounding pile (16); the grounding pile and a grounding end lock ring (19) are connected through the fixation screw rod; the grounding end lock ring is fixed through a fixation nut (18); the vertical support is provided with a lock sleeve (1); the vertical support is connected with a transverse support part (14); and the vertical support is connected with a guide rail (13). The ground wire violation resistant lock is applied to a safety device for installing and dismounting a ground wire.
Description
technical field:
the utility model relates to a kind of safety device of installing ground wire and removing earth connection, is specifically related to a kind of earth connection lock anti-violating the regulations.
background technology:
at present, " electric power safety working regulation " is about installing and remove the regulation of earth connection and be: installing earth connection should first connect earth terminal, after connect conductor end, remove order and the installing reversed in order of earth connection.Its reason is, in the situation that guaranteeing that earth terminal is installed with finally dismounting at first, if unexpected circuit has electric current in assembling and dissembling process, can, rapidly by current earthing, guarantee safety.But in the time carrying out this work, external force is not carried out the correctness of supervision flow, but lean on staff's professional skill, consciousness and awareness of safety, so just inevitably because negligence or subject intent cause misoperation, serious threat safety in production, easily causes personal injury.
in order to overcome present installing and to remove the deficiency of earth connection workflow without external force supervision, the utility model provides a kind of two lockholes lockset of locking mutually, and realization only, after the installing of ground connection end, could be carried out release installing to conductor end; Simultaneously also only after the playback of conductor end three-phase complete removal, could carry out release dismounting to earth terminal, so just avoid operation against rules, guarantee safety in production.
summary of the invention:
the object of this invention is to provide a kind of earth connection lock anti-violating the regulations.
above-mentioned object realizes by following technical scheme:
a kind of earth connection lock anti-violating the regulations, its composition comprises: longitudinal carrier, described longitudinal carrier is connected with standing screw, described longitudinal carrier is connected with ground stud, described ground stud is connected by standing screw with earth terminal lock ring, and described earth terminal lock ring is fixed by hold-down nut, on described longitudinal carrier, lock tube is installed, described longitudinal carrier is connected with horizontal support peace, and described longitudinal carrier is connected with guide rail.
described earth connection lock anti-violating the regulations, described horizontal support peace is connected by spring with the circumferential hammerlock of A phase conductor end, described horizontal support peace is connected by spring with the circumferential hammerlock of B phase conductor end, described horizontal support peace is connected by spring with the circumferential hammerlock of C phase conductor end, described horizontal support peace is connected by spring with the circumferential hammerlock of earth terminal, described horizontal support peace is connected with the longitudinal jam plate of conductor end, described horizontal support peace is connected with the longitudinal jam plate of earth terminal, and described horizontal support peace is connected with baffle plate.
described earth connection lock anti-violating the regulations, is equipped with horizontal lock pin in described lock tube, described horizontal lock pin is connected with lock, and described earth terminal lock ring is connected with earth connection wire.
described earth connection lock anti-violating the regulations, described guide rails assembling has, A phase conductor end lock ring, described guide rails assembling has B phase conductor end lock ring, and described guide rails assembling has C phase conductor end lock ring.Described A phase conductor end lock ring is connected with A ground wire connecting line, described B phase conductor end lock ring is connected with B ground wire connecting line, described C phase conductor end lock ring is connected with C ground wire connecting line, described A ground wire connecting line is connected with earth connection wire by A phase clamp for ground wire, B ground wire connecting line is connected with earth connection wire by B phase clamp for ground wire, C ground wire connecting line is connected with earth connection wire by C phase clamp for ground wire, and described earth connection wire is connected with earth terminal lock ring.
beneficial effect:
1. in the time of installing and dismounting earth connection, only, after the installing of ground connection end, could carry out release installing to conductor end; Simultaneously also only after the playback of conductor end three-phase complete removal, could carry out release dismounting to earth terminal, simple in structure.
accompanying drawing explanation:
accompanying drawing 1 is structural representation of the present utility model.Lock tube 1, lock pin 2, lock 3, the longitudinal jam plate 4 of conductor end, the longitudinal jam plate 5 of earth terminal, spring 6, baffle plate 7, the circumferential hammerlock 8 of A phase conductor end, the circumferential hammerlock 9 of B phase conductor end, the circumferential hammerlock 10 of C phase conductor end, the circumferential hammerlock 11 of earth terminal, standing screw 12, guide rail 13, horizontal support peace 14, longitudinal carrier 15, ground stud 16, hold-down nut 18, earth terminal lock ring 19, earth connection wire 26.
accompanying drawing 2 is left views of accompanying drawing 1.
accompanying drawing 3 is right views of accompanying drawing 1.
accompanying drawing 4 is structural representations of earth connection of the present utility model.A ground wire connecting line 17, A phase conductor end lock ring 20, B phase conductor end lock ring 21, C phase conductor end lock ring 22, A phase clamp for ground wire 23, B phase clamp for ground wire 24, C phase clamp for ground wire 25.
accompanying drawing 5 is structural representations of installing earth connection of the present utility model.
accompanying drawing 6 is the left cutaway views of the B-B of accompanying drawing 5.
accompanying drawing 7 is the right cutaway views of the C-C of accompanying drawing 5.
accompanying drawing 8 is structural representations of dismounting earth connection of the present utility model.
accompanying drawing 9 is the left cutaway views of the D-D of accompanying drawing 8.
accompanying drawing 10 is the right cutaway views of the E-E of accompanying drawing 8.
embodiment:
embodiment 1:
a kind of earth connection lock anti-violating the regulations, its composition comprises: longitudinal carrier 15, described longitudinal carrier is connected with standing screw 12, described longitudinal carrier is connected with ground stud 16, described ground stud is connected by standing screw with earth terminal lock ring 19, and described earth terminal lock ring is fixing by hold-down nut 18, and lock tube 1 is installed on described longitudinal carrier, described longitudinal carrier is connected with horizontal support peace 14, and described longitudinal carrier is connected with guide rail 13.
embodiment 2:
be connected by spring 6 with the circumferential hammerlock 8 of A phase conductor end according to embodiment 1 horizontal support peace, described horizontal support peace is connected by spring with the circumferential hammerlock 9 of B phase conductor end, described horizontal support peace is connected by spring with the circumferential hammerlock 10 of C phase conductor end, described horizontal support peace is connected by spring with the circumferential hammerlock 11 of earth terminal, described horizontal support peace is connected with the longitudinal jam plate 4 of conductor end, described horizontal support peace is connected with the longitudinal jam plate 5 of earth terminal, and described horizontal support peace is connected with baffle plate.
embodiment 3:
according to the lock anti-violating the regulations of the earth connection described in embodiment 1 or 2, horizontal lock pin 2 is housed in described lock tube, described horizontal lock pin is connected with lock 3, and described earth terminal lock ring is connected with earth connection wire 26.
embodiment 4:
according to the lock anti-violating the regulations of the earth connection described in embodiment 1 or 2 or 3, described guide rails assembling has A phase conductor end lock ring 20, and described guide rails assembling has B phase conductor end lock ring 21, and described guide rails assembling has C phase conductor end lock ring 22.Described A phase conductor end lock ring is connected with A ground wire connecting line 17, described B phase conductor end lock ring is connected with B ground wire connecting line 17, described C phase conductor end lock ring is connected with C ground wire connecting line 17, described A ground wire connecting line is connected with earth connection wire by A phase clamp for ground wire 23, B ground wire connecting line is connected with earth connection wire by B phase clamp for ground wire 24, C ground wire connecting line is connected with earth connection wire by C phase clamp for ground wire 25, and described earth connection wire is connected with earth terminal lock ring 26
embodiment 5:
according to the lock anti-violating the regulations of the earth connection one of embodiment 1-4 Suo Shu, described conductor end of earth wire A, B, A, the B that C three-phase is connected respectively, C three-phase conductor end lock ring are locked in the conductor side of lockset.When ground stud and the metal earth terminal lock ring being connected with ground connection end, by standing screw and hold-down nut, after fully being connected and reinforcing, the circumferential hammerlock of earth terminal is grounded the extruding of end lock ring, produce circumferential displacement, make the part of the circumferential hammerlock of earth terminal in lock tube leave lock tube.Thereby the ground connection side part in lock tube is without hindrance, then horizontal lock pin is drawn in to the ground connection side part in lock tube.At this moment the lock moving with horizontal lock pin has left the locking dead point of the longitudinal jam plate of conductor end, make the longitudinal jam plate 90 of conductor end spend Unscrew, now A, B, C three-phase conductor end lock ring just can unload from guide rail, and meanwhile lock has entered the locking dead point of the longitudinal jam plate of earth terminal, make the longitudinal jam plate 90 of earth terminal spend rotary closing, due to A, B, the circumferential hammerlock of C three-phase conductor end is without A, B, C three-phase conductor end lock ring supports, under the effect of spring, its lock tube end gos deep into lock tube, block horizontal lock pin and lock, make it cannot move and return the conductor side part in lock tube, finally complete the locking to the longitudinal jam plate of earth terminal, earth terminal lock ring cannot be pulled down.
embodiment 6:
according to the lock anti-violating the regulations of the earth connection one of embodiment 1-5 Suo Shu, when described dismounting earth connection: the A, the B that are connected respectively with conductor end of earth wire three-phase, C three-phase conductor end lock ring all must be put into guide rail, A, B, the circumferential hammerlock of C three-phase conductor end are pushed by A, B, C three-phase conductor end lock ring, produce circumferential displacement, make the part of the circumferential hammerlock of conductor end in lock tube leave lock tube.Thereby the conductor side part in lock tube is without hindrance, then horizontal lock pin is drawn in to the conductor side part in lock tube.At this moment the lock moving with horizontal lock pin has left the locking dead point of the longitudinal jam plate of earth terminal, make the longitudinal jam plate 90 of earth terminal spend Unscrew, now earth terminal lock ring just can unload from standing screw, and meanwhile lock has entered the locking dead point of the longitudinal jam plate of conductor end, make the longitudinal jam plate 90 of conductor end spend rotary closing, because the no ground end lock ring of the circumferential hammerlock of earth terminal supports, under the effect of spring, its lock tube end gos deep into lock tube, block horizontal lock pin and lock, make it cannot move and return the ground connection side part in lock tube, finally complete the locking to the longitudinal jam plate of conductor end, A, B, C three-phase conductor end lock ring cannot be pulled down.
Claims (4)
1. an earth connection lock anti-violating the regulations, its composition comprises: longitudinal carrier, it is characterized in that: described longitudinal carrier is connected with standing screw, described longitudinal carrier is connected with ground stud, described ground stud is connected by standing screw with earth terminal lock ring, and described earth terminal lock ring is fixed by hold-down nut, on described longitudinal carrier, lock tube is installed, described longitudinal carrier is connected with horizontal support peace, and described longitudinal carrier is connected with guide rail.
2. earth connection according to claim 1 lock anti-violating the regulations, it is characterized in that: described horizontal support peace is connected by spring with the circumferential hammerlock of A phase conductor end, described horizontal support peace is connected by spring with the circumferential hammerlock of B phase conductor end, described horizontal support peace is connected by spring with the circumferential hammerlock of C phase conductor end, described horizontal support peace is connected by spring with the circumferential hammerlock of earth terminal, described horizontal support peace is connected with the longitudinal jam plate of conductor end, described horizontal support peace is connected with the longitudinal jam plate of earth terminal, and described horizontal support peace is connected with baffle plate.
3. earth connection according to claim 1 and 2 lock anti-violating the regulations, is characterized in that: horizontal lock pin is housed in described lock tube, and described horizontal lock pin is connected with lock, and described earth terminal lock ring is connected with earth connection wire.
4. earth connection according to claim 1 and 2 lock anti-violating the regulations, it is characterized in that: described guide rails assembling has, A phase conductor end lock ring, described guide rails assembling has B phase conductor end lock ring, described guide rails assembling has C phase conductor end lock ring, described A phase conductor end lock ring is connected with A ground wire connecting line, described B phase conductor end lock ring is connected with B ground wire connecting line, described C phase conductor end lock ring is connected with C ground wire connecting line, described A ground wire connecting line is connected with earth connection wire by A phase clamp for ground wire, B ground wire connecting line is connected with earth connection wire by B phase clamp for ground wire, C ground wire connecting line is connected with earth connection wire by C phase clamp for ground wire, described earth connection wire is connected with earth terminal lock ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420026935.2U CN203674537U (en) | 2014-01-16 | 2014-01-16 | Ground wire violation resistant lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420026935.2U CN203674537U (en) | 2014-01-16 | 2014-01-16 | Ground wire violation resistant lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203674537U true CN203674537U (en) | 2014-06-25 |
Family
ID=50970792
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420026935.2U Expired - Fee Related CN203674537U (en) | 2014-01-16 | 2014-01-16 | Ground wire violation resistant lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203674537U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103730804A (en) * | 2014-01-16 | 2014-04-16 | 国家电网公司 | Ground wire anti-violation lock and method thereof |
| CN106787224A (en) * | 2017-04-07 | 2017-05-31 | 国家电网公司 | A kind of distributed intelligence ground wire management system |
-
2014
- 2014-01-16 CN CN201420026935.2U patent/CN203674537U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103730804A (en) * | 2014-01-16 | 2014-04-16 | 国家电网公司 | Ground wire anti-violation lock and method thereof |
| CN103730804B (en) * | 2014-01-16 | 2016-05-04 | 国网黑龙江省电力有限公司检修公司 | Earth connection lock anti-violating the regulations and earth connection locking method anti-violating the regulations |
| CN106787224A (en) * | 2017-04-07 | 2017-05-31 | 国家电网公司 | A kind of distributed intelligence ground wire management system |
| CN106787224B (en) * | 2017-04-07 | 2023-06-27 | 国家电网公司 | Distributed intelligent ground wire management system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140625 Termination date: 20170116 |