CN204615278U - A kind of wire grip - Google Patents
A kind of wire grip Download PDFInfo
- Publication number
- CN204615278U CN204615278U CN201520172026.4U CN201520172026U CN204615278U CN 204615278 U CN204615278 U CN 204615278U CN 201520172026 U CN201520172026 U CN 201520172026U CN 204615278 U CN204615278 U CN 204615278U
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- China
- Prior art keywords
- clamping plate
- cable
- hemisphere
- blind hole
- roller
- Prior art date
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- Expired - Fee Related
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Abstract
The utility model discloses: a kind of wire grip, comprise the equal opening of upper and lower side and the hemisphere that arranges of hollow and be separately fixed at two supporting brackets of hemisphere upper end open both sides, the lower surface of two supporting brackets all has blind hole, two orthogonal card adapter plates rotate the bottom being arranged on blind hole by the first torsion spring, the movable end of card adapter plate protrudes from blind hole, the edge of hemisphere lower ending opening is rotated by the second torsion spring and is provided with two clamping plate be oppositely arranged, and this edge is also provided with the roller arranged that to stagger with clamping plate.The utility model by the setting of clamping plate, can guarantee two clamping plate in spool inwall stablize fixing while, reduce the obstruction of two clamping plate to cable movement, make it pass through hemisphere smoothly.By the setting of roller, can ensure that cable be not subject to any scuffing through hemisphere lower ending opening further; Meanwhile, resistance when rolling friction can reduce cable drawing between roller and cable outer wall, can be formed, be convenient to pull out cable.
Description
Technical field
The utility model relates to electric power system, specifically refers to a kind of wire grip.
Background technology
Power cable wiring is the important ring in electric power system, power cable wiring should meet the following requirements: 1, the system of laying of cable distribution should according to factors such as engineering specifications, environmental quality, type of cable and quantity, by meet reliable, be convenient to safeguard and the principle such as technology, economical rationality is comprehensively determined; 2, the selection of cable trace should meet the following requirements: cable 1) should be avoided to suffer the harm such as mechanicalness external force, overheated, corrosion; 2) should be convenient to lay, safeguard; 3) construction land tenure in site planning or construction land should be avoided; 4) should meet under safety condition, make cable trace the shortest; 3, cable during surface, should not adopt the outer jacket easily prolonging combustion in indoor, cable trough, cable tunnel and electric shaft; 4, cable should not lay in the tunnel having heat distribution pipeline or raceway groove; 5, during cable laying, any crooked position all should meet the requirement allowing bending radius.
Introduce and draw the basis of building and structures, floor at cable and pass the places such as body of wall, or cable is by road and may be subject to the locations such as mechanical damage, again or cable draw ground 2m and easily contact with people the place making cable may be subject to mechanical damage to a section of 0.2m place, underground and need pipeline wiring.Due to the restriction of landform, winding displacement steel pipe can carry out bending according to the corner of landform or the corner of building usually when laying, when manually carrying out threading, winding displacement steel pipe is first passed in one end of steel wire by general employing, the other end of steel wire is connected with the many cables twined with adhesive tape, then manually again one end of steel wire is pullled until the end of a thread wrapped passes winding displacement pipeline completely, in pulling process, the winding displacement pipeline of straight line is lower to artificial requirement, but when cable entered the knee of winding displacement pipeline, winding displacement pipeline generation deformation and cause inner cross sectional area to reduce, it is very difficult when many cables pass through, substantially increase artificial working strength, also easy in pulling by the wearing and tearing of the protective layer of indivedual cable or directly cable is pullled disconnected, particularly when the end of a thread passes winding displacement pipeline, the end of a thread can with the outer rim contact friction of winding displacement pipeline, the large area of cable appearance is caused to wear and tear.
Utility model content
The purpose of this utility model is to provide a kind of wire grip, facilitates cable to pass rapidly through winding displacement pipeline, avoids cable to rub impaired with winding displacement pipeline outer rim in wiring process.
The purpose of this utility model is achieved through the following technical solutions:
A kind of wire grip, comprise the equal opening of upper and lower side and the hemisphere that arranges of hollow and be separately fixed at two supporting brackets of hemisphere upper end open both sides, the lower surface of two supporting brackets all has blind hole, two orthogonal card adapter plates rotate the bottom being arranged on blind hole by the first torsion spring, the movable end of card adapter plate protrudes from blind hole, the edge of hemisphere lower ending opening is rotated by the second torsion spring and is provided with two clamping plate be oppositely arranged, and this edge is also provided with the roller arranged that to stagger with clamping plate.
In wiring process; spool is embedded in the wire casing of prior well cutting usually; in the junction of different floor or different circuit network, can terminal box be set; facilitate wireline inspection to protect the safety of connector lug simultaneously; therefore terminal box is also be embedded in body of wall and be connected with spool usually; when cable through spool by terminal box in pass time; cable outer wall can contact with the entrance point of the port of export of spool and terminal box usually; very easily cause the insulating barrier of cable to scratch, and then cause the generation of potential safety hazard.The utility model, by arranging hemisphere, makes cable by ensureing when passing in spool that it is injury-free.When drawing cable, hemispheroidal both sides are fixed with supporting bracket, and two orthogonal card adapter plates on rotational support plate, make the contact internal walls of a card adapter plate and terminal box, another card adapter plate contacts with the bottom of blind hole, and then is fixed in terminal box by hemisphere; Hemispheroidal lower ending opening is connected with two clamping plate by the second torsion spring, rotates two clamping plate and is inserted in spool, and under the effect of the second torsion spring, two clamping plate are then tightly fixed on spool inwall.Supporting bracket can be pushed down for the fixed installation position hand of terminal box or pin by operating personnel, firmly pulls cable simultaneously and makes it shift out fast at the pipeline of complexity.After cable to move out from hemisphere and completes, again rotate two card adapter plates and clamping plate respectively, then direct device to be taken out to facilitate the operation to next terminal box.
Wherein, hemisphere adopts semi-spherical shape, can allow to have existed while cable passes at terminal box both sides inwall, and extract the cable of the spool be arranged in bottom terminal box, both are independent of each other, and improve the applicable performance of this device.The edge of described hemisphere lower ending opening is provided with roller, can ensures that cable be not subject to any scuffing through hemisphere lower ending opening further; Meanwhile, resistance when rolling friction can reduce cable drawing between roller and cable outer wall, can be formed, be convenient to pull out cable.
For making clamping plate can more docile ground contact wire inside pipe wall, further, described in two, clamping plate be arc, and its radian and spool inwall radian adapt.So, the contact area of two clamping plate and spool inwall can be strengthened, and be clamped in tightly in spool inwall under the effect of the second torsion spring.
Further, the pipe along the line of the distance described in two between clamping plate inner face orientation of its axis is successively decreased on the direction in the described hemisphere center of circle.Two clamping plate are placed in after in spool can reduce the channel internal diameter of cable at the port of export, easily causes the cable when drawing to block at the port of export, affects drawing efficiency.Setting like this, guarantee two clamping plate in spool inwall stablize fixing while, reduce the obstruction of two clamping plate to cable movement, make it pass through hemisphere smoothly.
Clamping plate described in two under the area coverage of spool inwall should be equal height this spool inwall circumferential area more than 1/2.Because cable is being pullled in process, larger active force can be produced, if two clamping plate are less than 1/2 of the circumferential area of this spool inwall in equal height in the area coverage of spool inwall, then can cause loosening of two clamping plate, and then cause loosening of hemisphere lower end, like this then the local pressure of cable can be caused uneven, make it and do not scratched by the spool inwall that clamping plate cover, make cable insulation layer impaired.
For effectively reducing the frictional force of cable when it pulls and between hemisphere lower ending opening, further, roller has two at least.
The utility model compared with prior art, has following advantage and beneficial effect:
1, the utility model adopts the passage that hemisphere pulls out as cable, can allow existed while cable passes at terminal box both sides inwall, extract the cable of the spool be arranged in bottom terminal box, both are independent of each other, and improve the applicable performance of this device.
2, the utility model is by the setting of clamping plate, can guarantee two clamping plate in spool inwall stablize fixing while, reduce the obstruction of two clamping plate to cable movement, make it pass through hemisphere smoothly.
3, the edge of described hemisphere lower ending opening is provided with roller, can ensures that cable be not subject to any scuffing through hemisphere lower ending opening further; Meanwhile, resistance when rolling friction can reduce cable drawing between roller and cable outer wall, can be formed, be convenient to pull out cable.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide the further understanding to the utility model embodiment, forms a application's part, does not form the restriction to the utility model embodiment.In the accompanying drawings:
Fig. 1 is the structural representation of a kind of wire grip described in the utility model specific embodiment;
Structural representation when Fig. 2 is a kind of wire grip described in the utility model specific embodiment application;
Fig. 3 is the cutaway view of a kind of wire grip described in the utility model specific embodiment.
Mark and corresponding parts title in accompanying drawing: 1, supporting bracket, 2, blind hole, 3, card adapter plate, 4, hemisphere, 5, terminal box, 6, clamping plate, 7, roller, 8, spool.
Embodiment
Clearly understand for making the purpose of this utility model, technical scheme and advantage, below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, exemplary embodiment of the present utility model and explanation thereof are only for explaining the utility model, and conduct is not to restriction of the present utility model.
Embodiment 1
As shown in Figure 1 to Figure 3, a kind of wire grip, comprise the equal opening of upper and lower side and the hemisphere 4 that arranges of hollow and be separately fixed at two supporting brackets 1 of hemisphere 4 upper end open both sides, the lower surface of two supporting brackets 1 all has blind hole 2, two orthogonal card adapter plates 3 rotate the bottom being arranged on blind hole 2 by the first torsion spring, the movable end of card adapter plate 3 protrudes from blind hole 2, the edge of hemisphere 4 lower ending opening is rotated by the second torsion spring and is provided with two clamping plate be oppositely arranged 6, and this edge is also provided with the roller 7 arranged that to stagger with clamping plate 6.
In wiring process; spool 8 is embedded in the wire casing of prior well cutting usually; in the junction of different floor or different circuit network, terminal box 7 can be set; facilitate wireline inspection to protect the safety of connector lug simultaneously; therefore terminal box 7 is also be embedded in body of wall and be connected with spool 8 usually; when cable through spool 8 by terminal box 7 in pass time; cable outer wall can contact with the entrance point of the port of export of spool 8 and terminal box 7 usually; very easily cause the insulating barrier of cable to scratch, and then cause the generation of potential safety hazard.The utility model, by arranging hemisphere 4, makes cable by ensureing when passing in spool that it is injury-free.When drawing cable, the both sides of hemisphere 4 are fixed with supporting bracket 1, two on rotational support plate 1 orthogonal card adapter plates 3, make the contact internal walls of a card adapter plate 3 and terminal box, another card adapter plate 3 contacts with the bottom of blind hole 2, and then is fixed in terminal box by hemisphere 4; The lower ending opening of hemisphere 4 is connected with two clamping plate 6 by the second torsion spring, and rotate two clamping plate 6 and inserted in spool, under the effect of the second torsion spring, 6, two clamping plate are tightly fixed on spool inwall.Supporting bracket 1 can be pushed down for the fixed installation position hand of terminal box or pin by operating personnel, firmly pulls cable simultaneously and makes it shift out fast at the pipeline of complexity.After cable to move out from hemisphere 4 and completes, again rotate two card adapter plates 3 and clamping plate 6 respectively, then direct device to be taken out to facilitate the operation to next terminal box.
Wherein, hemisphere 4 adopts semi-spherical shape, can allow to have existed while cable passes at terminal box both sides inwall, and extract the cable of the spool be arranged in bottom terminal box, both are independent of each other, and improve the applicable performance of this device.The edge of described hemisphere 4 lower ending opening is provided with roller 7, can ensures that cable be not subject to any scuffing through hemisphere 4 lower ending opening further; Meanwhile, resistance when rolling friction can reduce cable drawing between roller 7 and cable outer wall, can be formed, be convenient to pull out cable.
For making clamping plate 6 can more docile ground contact wire inside pipe wall, further, described in two, clamping plate 6 be arc, and its radian and spool inwall radian adapt.So, the contact area of two clamping plate 6 and spool inwall can be strengthened, and be clamped in tightly in spool inwall under the effect of the second torsion spring.
Further, the distance pipe along the line orientation of its axis described in two between clamping plate 6 inner surface is successively decreased on the direction in described hemisphere 4 center of circle.Two clamping plate 6 are placed in after in spool can reduce the channel internal diameter of cable at the port of export, easily causes the cable when drawing to block at the port of export, affects drawing efficiency.Setting like this, guarantee two clamping plate 6 in spool inwall stablize fixing while, reduce the obstruction of two clamping plate, 6 pairs of cable movements, make it smoothly by hemisphere 4.
Clamping plate 6 described in two under the area coverage of spool inwall should be equal height this spool inwall circumferential area more than 1/2.Because cable is being pullled in process, larger active force can be produced, if two clamping plate are less than 1/2 of the circumferential area of this spool inwall in equal height in the area coverage of spool inwall, then can cause loosening of two clamping plate 6, and then cause loosening of hemisphere 4 lower end, like this then the local pressure of cable can be caused uneven, make it and do not scratched by the spool inwall that clamping plate cover, make cable insulation layer impaired.
For effectively reducing the frictional force of cable when it pulls and between hemisphere 4 lower ending opening, further, roller 7 has two at least.
Above content is the further description done the utility model in conjunction with concrete preferred implementation, can not assert that embodiment of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, not departing from other execution modes drawn under the technical solution of the utility model, all should be included in protection range of the present utility model.
Claims (5)
1. a wire grip, it is characterized in that: comprise the equal opening of upper and lower side and the hemisphere (4) that arranges of hollow and be separately fixed at two supporting brackets (1) of hemisphere (4) upper end open both sides, the lower surface of two supporting brackets (1) all has blind hole (2), two orthogonal card adapter plates (3) rotate the bottom being arranged on blind hole (2) by the first torsion spring, the movable end of card adapter plate (3) protrudes from blind hole (2), the edge of hemisphere (4) lower ending opening is rotated by the second torsion spring and is provided with two clamping plate be oppositely arranged (6), this edge is also provided with the roller (7) arranged that to stagger with clamping plate (6).
2. a kind of wire grip according to claim 1, is characterized in that: clamping plate described in two (6) are arc, and its radian and spool inwall radian adapt.
3. a kind of wire grip according to claim 2, is characterized in that: the distance pipe along the line orientation of its axis between clamping plate described in two (6) inner surface is successively decreased on the direction in described hemisphere (4) center of circle.
4. a kind of wire grip according to claim 2, is characterized in that: clamping plate described in two (6) under the area coverage of spool inwall should be equal height this spool inwall circumferential area more than 1/2.
5. according to a kind of wire grip in claim 1 ~ 4 described in any one, it is characterized in that: roller (7) has two at least.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520172026.4U CN204615278U (en) | 2015-03-26 | 2015-03-26 | A kind of wire grip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520172026.4U CN204615278U (en) | 2015-03-26 | 2015-03-26 | A kind of wire grip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204615278U true CN204615278U (en) | 2015-09-02 |
Family
ID=53967802
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520172026.4U Expired - Fee Related CN204615278U (en) | 2015-03-26 | 2015-03-26 | A kind of wire grip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204615278U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109066451A (en) * | 2018-08-24 | 2018-12-21 | 国网山东省电力公司济南市历城区供电公司 | A kind of cable cleaning plant |
-
2015
- 2015-03-26 CN CN201520172026.4U patent/CN204615278U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109066451A (en) * | 2018-08-24 | 2018-12-21 | 国网山东省电力公司济南市历城区供电公司 | A kind of cable cleaning plant |
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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 |
Granted publication date: 20150902 Termination date: 20160326 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |