CN204793253U - A earth connection anchor clamps for small -size work box of 0. 4kV - Google Patents
A earth connection anchor clamps for small -size work box of 0. 4kV Download PDFInfo
- Publication number
- CN204793253U CN204793253U CN201520489891.1U CN201520489891U CN204793253U CN 204793253 U CN204793253 U CN 204793253U CN 201520489891 U CN201520489891 U CN 201520489891U CN 204793253 U CN204793253 U CN 204793253U
- Authority
- CN
- China
- Prior art keywords
- clamp
- sleeve
- cardboard
- guide rod
- earth connection
- 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.)
- Expired - Fee Related
Links
- 239000004020 conductor Substances 0.000 claims abstract description 5
- 230000007246 mechanism Effects 0.000 claims abstract description 5
- 239000012212 insulator Substances 0.000 claims abstract description 4
- 238000005266 casting Methods 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 claims description 3
- 230000008878 coupling Effects 0.000 description 13
- 238000010168 coupling process Methods 0.000 description 13
- 238000005859 coupling reaction Methods 0.000 description 13
- 230000005540 biological transmission Effects 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
Abstract
The utility model discloses a be fit for the earth connection anchor clamps with narrow field usages such as low pressure branch box, comprehensive casees, the technical scheme who adopts does: an earth connection anchor clamps for small -size work box of 0.4kV, cardboard are the electric conductor, the sleeve is the insulator, and telescopic one end is fixed to be set up on the cardboard, and the guide arm activity sets up in the sleeve, and the sleeve outside is stretched out to the one end of guide arm, the height that highly is lighter than the second cardboard of first cardboard, the fly leaf lies in between first cardboard and the second cardboard, stretch out the outside guide arm tip of sleeve pass perpendicularly behind the second cardboard with fly leaf fixed connection together, lie in the guide arm of second cardboard and fly leaf on the cover spring is equipped with, link mechanism is fixed to be set up in telescopic outside, guide -bar mechanism's efferent passes to correspond to set up is in the same place with the guide arm is fixed in telescopic hole, be provided with the card -tight part that is used for chucking wire connector lug on the cardboard, the utility model discloses but wide application in the electric power field of salvageing.
Description
Technical field
A kind of earth connection fixture for the small-sized work box of 0.4kV of the utility model, belongs to technical field of power rush-repair.
Background technology
Along with the development in city, low-voltage cable day by day universal, brings low-voltage coupling box and uses in a large number.With regard to current low-voltage coupling box, because structure limit, in coupling box, space is less and busbar used is vertical arrangement, the individual safety wire be equipped with, generally to use on high-tension line, does not consider low pressure, the especially such as demand of the operating on low voltage at the place such as coupling box, integrated box from design, existing individual safety wire is caused to use, in daily low-voltage coupling box work, after disconnecting power transmission side power supply, effective safety measure cannot be taked to power side.
Due to the disappearance of safety measure, in addition the current development along with urban construction, low-voltage distribution network circuit Ge Tai district coverage is intersected with each other, and user is to the raising of need for electricity, the reason such as thin of safety utilization of electric power consciousness, private is drawn and is disorderly connect remaining incessant after repeated prohibition of phenomenon, very easily causes the anti-power transmission accident of low pressure.
Utility model content
The utility model overcomes the deficiency that prior art exists, and provides a kind of earth connection fixture with the narrow onsite application such as low-voltage coupling box, integrated box that is applicable to.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of earth connection fixture for the small-sized work box of 0.4kV, comprise clamp, portable plate, guide rod, sleeve and linkage, described clamp is electric conductor, described sleeve is insulator, one end of described sleeve is fixedly installed on clamp, and described guide rod is movably arranged in sleeve, and one end of described guide rod reaches sleeve outside;
Described clamp forms U-shaped structure by the first clamp, connecting plate and the second clamp, described first clamp and the second clamp be arranged in parallel, the height of described first clamp is less than the height of the second clamp, described portable plate between the first clamp and the second clamp, and be arranged in parallel with the first clamp and the second clamp;
The described guide rod end vertical stretching out sleeve outside is fixed together with portable plate through after the second clamp, the guide rod being positioned at described second clamp and portable plate is set with spring, described linkage is fixedly installed on the outside of sleeve, and the hole that the efferent of described guide-bar mechanism is arranged on sleeve through corresponding and guide rod are fixed together;
Described clamp is provided with the card-tight part for clamping conducting wire connector lug.
Preferably, the structure of described linkage is: comprise clamping sheet and driving lever, described in two panels, clamping sheet correspondence is connected to the outside of sleeve, be fixed by screws on sleeve, one end of described driving lever is hinged on clamping sheet, the other end of described driving lever through the opposite side reaching sleeve behind the hole of sleeve, and coordinates the power input part forming linkage with sleeve, described driving lever and guide rod are fixed together.
Preferably, the structure of described card-tight part is: comprise and be arranged on through hole on clamp and screw rod, and described screw rod correspondence is twisted and is connected in through hole, utilizes the screw head of screw rod end to be clamped by conducting wire connector lug.
Preferably, described first clamp, connecting plate and the second clamp integrally casting are shaping.
The beneficial effect that the utility model compared with prior art has is: the utility model is based on the research and development of 0.4kV people's safety wire, thoroughly can solve the present situation that existing most of low-voltage coupling box cannot use individual safety wire, by making it possess at the small size such as low-voltage coupling box, integrated box and the service condition worked in frequent region to the improvement of earth connection clamp in individual safety wire.Thus greatly ensured the personal safety of staff, stop the generation of security incident.The utility model by low pressure individual safety wire transformation, reach staff in daily operating on low voltage to low pressure individual safety wire can with, effective, be willing to object, minimizing potential safety hazard, stop security incident.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described further.
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of clamp in the utility model.
In figure: 1 be portable plate for clamp, 11 is the first clamp, 12 for connecting plate, 13 is the second clamp, 2,3 be guide rod, 4 be sleeve, 5 be linkage, 51 be clamping sheet, 52 be driving lever, 6 be spring, 7 be hole, 8 be card-tight part, 81 be through hole, 82 for screw rod.
Embodiment
As shown in Figure 1 and Figure 2, a kind of earth connection fixture for the small-sized work box of 0.4kV of the utility model, comprise clamp 1, portable plate 2, guide rod 3, sleeve 4 and linkage 5, described clamp 1 is electric conductor, described sleeve 4 is insulator, one end of described sleeve 4 is fixedly installed on clamp 1, and described guide rod 3 is movably arranged in sleeve 4, and one end of described guide rod 3 reaches sleeve 4 outside;
Described clamp 1 forms U-shaped structure by the first clamp 11, connecting plate 12 and the second clamp 13, described first clamp 11 and the second clamp 13 be arranged in parallel, the height of described first clamp 11 is less than the height of the second clamp 13, described portable plate 2 between the first clamp 11 and the second clamp 13, and be arranged in parallel with the first clamp 11 and the second clamp 13;
Described guide rod 3 end vertical stretching out sleeve 4 outside through after the second clamp 13 and portable plate 2 be fixed together, the guide rod 3 being positioned at described second clamp 13 and portable plate 2 is set with spring 6, described linkage 5 is fixedly installed on the outside of sleeve 4, and the efferent of described guide-bar mechanism 5 is fixed together with guide rod 3 through the corresponding hole 7 being arranged on sleeve 4;
Described clamp 1 is provided with the card-tight part 8 for clamping conducting wire connector lug.
The structure of described linkage 5 is: comprise clamping sheet 51 and driving lever 52, described in two panels, clamping sheet 51 correspondence is connected to the outside of sleeve 4, be fixed by screws on sleeve 4, one end of described driving lever 52 is hinged on clamping sheet 51, the other end of described driving lever 52 is through the opposite side reaching sleeve 4 behind the hole 7 of sleeve 4, and the power input part forming linkage 5 is coordinated with sleeve 4, described driving lever 52 is fixed together with guide rod 3.
The structure of described card-tight part 8 is: comprise and be arranged on through hole 81 on clamp 1 and screw rod 82, and described screw rod 82 correspondence is twisted and is connected in through hole 81, utilizes the screw head of screw rod 82 end to be clamped by conducting wire connector lug.
Described first clamp 11, connecting plate 12 and the second clamp 13 integrally casting are shaping.
The utility model is by the transformation to individual safety wire wire clamp, it is made to possess ability the place such as low-voltage coupling box, integrated box user, existing individual safety wire safety specifies the annealed copper wire being not less than 16MM2, obviously for high-pressure work designs, inconvenience is there is in operating on low voltage, by improving safety wire wire diameter, facilitate staff in the use at 0.4kV small-scale workshops scene.Thus reach staff in daily operating on low voltage to low pressure individual safety wire can with, effective, hope object.
When the utility model operationally needs hanging earthing conductor; hand-held sleeve 4; firmly hold driving lever 52; portable plate 2 in earthing clamp opens by pulling force; in coupling box, advance the first clamp 11, first clamp 11 and portable plate 2 to coordinate relies on the elastic force of spring 6 to clamp busbar, and the card-tight part 8 on clamp 1 is connected with the earth with earth connection conducting wire connector lug annealed copper wire; can direct ground connection if any foldback current, thus reach protection staff needs.
The utility model is mainly used in the narrow electric power first-aid work on the spot of low-voltage coupling box, integrated box, hangs wiring and prevents the accidents caused use of low-voltage return power transmission.
Existing earthing clamp opening part is neat, the busbar in uncomfortable co-clip coupling box, integrated box, and the utility model is less than the length dimension of existing first clamp 11 and sleeve 4, is more suitable for the narrow onsite application with low-voltage coupling box, integrated box.
By reference to the accompanying drawings embodiment of the present utility model is explained in detail above, but the utility model is not limited to above-described embodiment, in the ken that those of ordinary skill in the art possess, various change can also be made under the prerequisite not departing from the utility model aim.
Claims (4)
1. the earth connection fixture for the small-sized work box of 0.4kV, it is characterized in that, comprise clamp (1), portable plate (2), guide rod (3), sleeve (4) and linkage (5), described clamp (1) is electric conductor, described sleeve (4) is insulator, one end of described sleeve (4) is fixedly installed on clamp (1), and described guide rod (3) is movably arranged in sleeve (4), and one end of described guide rod (3) reaches sleeve (4) outside;
Described clamp (1) forms U-shaped structure by the first clamp (11), connecting plate (12) and the second clamp (13), described first clamp (11) and the second clamp (13) be arranged in parallel, the height of described first clamp (11) is less than the height of the second clamp (13), described portable plate (2) is positioned between the first clamp (11) and the second clamp (13), and be arranged in parallel with the first clamp (11) and the second clamp (13);
Described outside guide rod (3) end vertical of sleeve (4) that stretches out is fixed together with portable plate (2) afterwards through the second clamp (13), the guide rod (3) being positioned at described second clamp (13) and portable plate (2) is set with spring (6), described linkage (5) is fixedly installed on the outside of sleeve (4), and the efferent of described guide-bar mechanism (5) is arranged on sleeve (4) hole (7) through correspondence is fixed together with guide rod (3);
Described clamp (1) is provided with the card-tight part (8) for clamping conducting wire connector lug.
2. a kind of earth connection fixture for the small-sized work box of 0.4kV according to claim 1, it is characterized in that, the structure of described linkage (5) is: comprise clamping sheet (51) and driving lever (52), described in two panels, clamping sheet (51) correspondence is connected to the outside of sleeve (4), be fixed by screws on sleeve (4), one end of described driving lever (52) is hinged on clamping sheet (51), the other end of described driving lever (52) is through the opposite side reaching sleeve (4) behind the hole (7) of sleeve (4), and coordinate with sleeve (4) the power input part forming linkage (5), described driving lever (52) and guide rod (3) are fixed together.
3. a kind of earth connection fixture for the small-sized work box of 0.4kV according to claim 1 and 2, it is characterized in that, the structure of described card-tight part (8) is: comprise and be arranged on through hole (81) on clamp (1) and screw rod (82), described screw rod (82) correspondence is twisted and is connected in through hole (81), utilizes the screw head of screw rod (82) end to be clamped by conducting wire connector lug.
4. a kind of earth connection fixture for the small-sized work box of 0.4kV according to claim 3, is characterized in that, described first clamp (11), connecting plate (12) and the second clamp (13) integrally casting are shaping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520489891.1U CN204793253U (en) | 2015-07-09 | 2015-07-09 | A earth connection anchor clamps for small -size work box of 0. 4kV |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520489891.1U CN204793253U (en) | 2015-07-09 | 2015-07-09 | A earth connection anchor clamps for small -size work box of 0. 4kV |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204793253U true CN204793253U (en) | 2015-11-18 |
Family
ID=54533244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520489891.1U Expired - Fee Related CN204793253U (en) | 2015-07-09 | 2015-07-09 | A earth connection anchor clamps for small -size work box of 0. 4kV |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204793253U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105024182A (en) * | 2015-07-09 | 2015-11-04 | 国家电网公司 | Grounding wire clamp used for 0.4kV small-sized working box |
| CN112636029A (en) * | 2020-12-10 | 2021-04-09 | 贵州电网有限责任公司 | High-voltage cable butt-joint box grounding wire with clamping rods and use method |
-
2015
- 2015-07-09 CN CN201520489891.1U patent/CN204793253U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105024182A (en) * | 2015-07-09 | 2015-11-04 | 国家电网公司 | Grounding wire clamp used for 0.4kV small-sized working box |
| CN112636029A (en) * | 2020-12-10 | 2021-04-09 | 贵州电网有限责任公司 | High-voltage cable butt-joint box grounding wire with clamping rods and use method |
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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: 20151118 Termination date: 20210709 |