CN213042695U - Stretch-proofing anti-distortion cable - Google Patents
Stretch-proofing anti-distortion cable Download PDFInfo
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- CN213042695U CN213042695U CN202022317453.0U CN202022317453U CN213042695U CN 213042695 U CN213042695 U CN 213042695U CN 202022317453 U CN202022317453 U CN 202022317453U CN 213042695 U CN213042695 U CN 213042695U
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Abstract
The utility model relates to an anti-stretching and anti-distortion cable, including the cable body and the adapter sleeve of locating this end of body of cable, the cable body includes the outer shell of internal insulation cover and parcel internal insulation cover, and the adapter sleeve cover is established on the shell, is equipped with the bone strip that extends along internal insulation cover length direction in the internal insulation cover, is equipped with a plurality of heart yearns around the bone strip between internal insulation cover and the bone strip, forms the clearance between heart yearn and the bone strip, and outer shell and internal insulation cover can rotate around the bone strip, and the adapter sleeve can be dismantled with the bone strip and be connected. The utility model discloses a cable stretch-proofing antitorque ability reinforce is favorable to protecting the heart yearn, extension cable life promotes cable junction's stability.
Description
Technical Field
The utility model relates to the technical field of cables, concretely relates to stretch-proofing anti-distortion cable.
Background
In modern industry, whether it is an electric power system, an information transmission system, or an instrument system, it is necessary to apply corresponding cables for power or information transmission. Commonly used cables are generally made of one or more mutually insulated conductors and an outer insulating sheath, or are rope-like cables stranded of several or groups of conductors (at least two per group).
When the cable is used, the cable needs to be pulled, twisted or bent due to the working environment, the quality of the existing cable is uneven, the tensile and bending resistance of the cable with poor quality is poor, and particularly when the cable is connected with equipment, the cable connection part is easy to damage a core wire due to pulling, twisting and deformation due to the quality problem of the cable and the instability of connection, and the service life of the cable is shortened.
SUMMERY OF THE UTILITY MODEL
Not enough to exist among the prior art, the utility model provides a stretch-proofing anti-distortion cable, stretch-proofing anti-distortion ability is strong, is favorable to protecting the heart yearn, extension cable life promotes cable junction's stability.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides an anti-stretching and anti-distortion cable, includes the cable body and locates the adapter sleeve of this end of body of cable, and the cable body includes the outer shell of interior insulating cover and parcel interior insulating cover, and the adapter sleeve cover is established on the outer shell, is equipped with the bone strip that extends along interior insulating cover length direction in the interior insulating cover, is equipped with a plurality of heart yearns around the bone strip activity between interior insulating cover and the bone strip, forms the clearance between heart yearn and the bone strip, and outer shell and interior insulating cover can rotate around the bone strip, and the adapter sleeve can be dismantled with the bone strip and be connected.
Furthermore, a plurality of ribs are annularly arrayed around the ribs on the inner wall of the inner insulating sleeve, the ribs extend along the length direction of the inner insulating sleeve, and a core wire is arranged between every two adjacent ribs.
Further, clearance department between heart yearn and the bone strip is equipped with the elasticity card strip that the cross section is the L type, and elasticity card strip extends along interior insulating cover length direction, and the corner indent of elasticity card strip forms the arch that offsets with the heart yearn, and the both sides of elasticity card strip are taken on two adjacent ribs respectively.
Furthermore, the annular array of the side wall of the bone strip is provided with a plurality of strip-shaped grooves extending along the length direction of the bone strip, rolling strips extending along the length direction of the bone strip are arranged in the strip-shaped grooves, and the rolling strips are clamped between two adjacent elastic clamping strips.
Furthermore, the tail part of the connecting sleeve is conical, a plurality of openings are formed in the tail part of the connecting sleeve in an annular array mode along the length direction of the connecting sleeve, an annular groove is formed in the side wall of the tail part of the connecting sleeve, and a first locking nut in threaded fit with the annular groove is sleeved on the tail part of the connecting sleeve.
Furthermore, a baffle is arranged in the front end of the connecting sleeve, a tapered sleeving block is arranged on one side, deviating from the tail portion of the connecting sleeve, of the baffle, the bone strip penetrates through the baffle and is inserted into the sleeving block, and a second locking nut in threaded connection with the sleeving block is arranged on the sleeving block.
Furthermore, a through hole for the core wire to pass through is formed on the baffle plate around the sleeving block.
Furthermore, the inner side wall of the tail part of the connecting sleeve is provided with a sealing ring.
Furthermore, a plurality of connecting holes are formed in the end face of the front end of the connecting sleeve.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the utility model discloses a cable body passes through the adapter sleeve to be connected with external equipment, and the adapter sleeve has guaranteed to be connected with the firm of the outer shell of cable body under the cooperation with first lock nut, has guaranteed to be connected with the firm of the bone strip of cable body through the cooperation of cover joint piece and second lock nut simultaneously for external force at first acts on outer shell and bone strip when this integument of cable is dragged, thereby prevents that the heart yearn from being directly dragged and taking place to damage, and then the life of extension heart yearn.
2. The utility model discloses a rib, elasticity card strip, the strip roll, the setting in bar groove, make outer shell and internal insulation cover rotate around the bone strip, when the cable body takes place to twist reverse, the heart yearn is at the rib, elasticity card strip, certain space around bone strip pivoted has in the cavity that the internal insulation cover encloses, and then avoid the heart yearn rigid to twist reverse, promote the antitorque ability of cable, wherein elasticity card strip provides an elastic support to the heart yearn, and the clearance between elasticity card strip and the bone strip provides the space of letting back for the heart yearn when the cable takes place to bend, thereby promote the crooked toughness of heart yearn, finally through the life to the protection promotion cable of heart yearn.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural view of the cable body of the present invention;
fig. 3 is a view of the end face of the tail of the connecting sleeve of the present invention.
Reference numerals: 1. a cable body; 2. connecting sleeves; 3. an inner insulating sleeve; 4. an outer shell; 5. bone strips; 6. ribs; 7. a core wire; 8. an elastic clamping strip; 9. a strip-shaped groove; 10. rolling; 11. an opening; 12. a ring groove; 13. a first lock nut; 14. a baffle plate; 15. sleeving and connecting blocks; 16. a second lock nut; 17. a through hole; 18. a seal ring; 19. and connecting the holes.
Detailed Description
The technical solution of the present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1-3, an anti-stretching and anti-twisting cable includes a cable body 1 and a connecting sleeve 2 disposed at an end of the cable body 1, wherein the cable body 1 includes an inner insulating sleeve 3 and an outer casing 4 wrapping the inner insulating sleeve 3, the connecting sleeve 2 is sleeved on the outer casing 4, and a plurality of connecting holes 19 are formed in a front end face of the connecting sleeve 2, so that the cable body 1 is connected with an external device through the connecting sleeve 2.
In order to ensure the stability of the connection between the cable and the external device, as shown in fig. 1 and 3, the tail of the connecting sleeve 2 adopted at the end of the cable body 1 is made into a cone shape, and a plurality of openings 11 formed along the length direction of the connecting sleeve 2 are annularly arrayed at the tail of the connecting sleeve 2, so as to improve the flexibility of the tail of the connecting sleeve 2, then an annular groove 12 is formed in the side wall of the tail of the connecting sleeve 2, and a thread is arranged at the bottom of the annular groove 12, so that the first locking nut 13 in threaded fit with the annular groove 12 is sleeved at the tail of the connecting sleeve 2, and after the cable body 1 is inserted into the connecting sleeve 2 from the tail of the connecting sleeve 2, the locking nut can be screwed. In addition, a sealing ring 18 can be arranged on the inner side wall of the tail part of the connecting sleeve 2, so that the sealing performance of the connecting part of the connecting sleeve 2 and the cable body 1 is ensured, and the connecting end of the cable body 1 is prevented from being affected with damp.
In addition to guaranteeing the connection stability of the above-mentioned cable, the tensile strength of the cable is further improved in consideration of the technical scheme, avoid causing the damage of the core wire 7 inside the cable due to pulling, the concrete scheme is as shown in fig. 1, a baffle 14 is arranged inside the front end of the connecting sleeve 2, a conical sleeve block 15 is arranged on one side of the baffle 14, which is far away from the tail part of the connecting sleeve 2, wherein the baffle 14, the sleeve block 15 and the connecting sleeve 2 are integrally connected, the sleeve block 15 is used for being sleeved with the bone strip 5 in the cable body 1, namely, a shared inner cavity is arranged on the baffle 14 and the sleeve block 15, the bone strip 5 can penetrate through the baffle 14 and be inserted into the sleeve block 15, and a through hole 17 for the core wire 7 to penetrate through is naturally arranged on the baffle 14 around the sleeve block 15 so as to facilitate wiring. Set up the screw thread at the lateral wall of cup jointing piece 15, then through second lock nut 16 with cup jointing piece 15 threaded connection and screw up second lock nut 16 to make cup jointing piece 15 and bone strip 5 be connected firmly, same, also can set up the opening 11 the same with adapter sleeve 2 afterbody on cup jointing piece 15 in order to guarantee the toughness of cup jointing piece 15, make above-mentioned connection more stable.
Through adapter sleeve 2 and shell body and 5 simultaneous connections of bone strip, so after cable body 1 is connected with external equipment through adapter sleeve 2, cable body 1 takes place to drag, the power of production is at first acted on shell sleeve 4 and bone strip 5, and directly not act on heart yearn 7, can guarantee to a certain extent that cable can not receive the influence because of dragging inside heart yearn 7 when warping, thereby be favorable to protecting heart yearn 7 to take place to drag the damage, promote life and avoid taking place circuit trouble between cable and the external equipment.
Since the cable may be bent or twisted during daily use to damage the core wire 7, the internal structure of the cable body 1 adopted in the present scheme is also specially designed. As shown in fig. 2, in the cable body 1 of the present embodiment, a gap is left between the inner core wire 7 and the bone strip 5, and the outer sheath 4 and the inner insulation sheath 3 can rotate around the bone strip 5. Specifically, the elastic clamping strip 8 with the cross section being L-shaped is installed at the gap between the core wire 7 and the bone strip 5, the elastic clamping strip 8 extends along the length direction of the inner insulating sleeve 3, the inner concave part at the corner of the elastic clamping strip 8 forms a protrusion offsetting against the core wire 7, and two sides of the elastic clamping strip 8 are respectively overlapped on two adjacent ribs 6 during installation. Simultaneously, at 5 lateral wall annular arrays of bone strip and elasticity card strip 8 the same and along the bar groove 9 of 5 length direction extensions of bone strip, then set up in bar groove 9 along the strip 10 of 5 length direction extensions of bone strip, the strip 10 can be around 5 movements of bone strip in bar groove 9 to make strip 10 block establish between two adjacent elasticity card strips 8.
Through the structure, when the cable body 1 is twisted, the internal structure of the cable body 1 can do certain movement around the bone strips 5, so that the core wire 7 has certain space around the bone strips 5 in a cavity formed by the ribs 6, the elastic clamping strips 8 and the inner insulating sleeve 3, and the core wire 7 is prevented from being twisted rigidly; when the cable body 1 takes place the bending, when elasticity card strip 8 has certain elastic support to heart yearn 7, the clearance between elasticity card strip 8 and the bone strip 5 provides certain space of letting back for heart yearn 7 to guaranteed the pliability when heart yearn 7 is crooked, finally through the life to the protection promotion cable of heart yearn 7.
Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.
Claims (9)
1. A stretch-proofing anti-distortion cable which characterized in that: including cable body (1) and adapter sleeve (2) of locating cable body (1) tip, cable body (1) includes outer shell (4) of interior insulating sleeve (3) and parcel interior insulating sleeve (3), adapter sleeve (2) cover is established on outer shell (4), be equipped with in interior insulating sleeve (3) along bone strip (5) that interior insulating sleeve (3) length direction extends, it is equipped with a plurality of heart yearns (7) to surround bone strip (5) activity between interior insulating sleeve (3) and bone strip (5), outer shell (4) and interior insulating sleeve (3) can rotate around bone strip (5), adapter sleeve (2) can be dismantled with bone strip (5) and be connected.
2. The stretch-resistant, twist-resistant cable of claim 1, wherein: a plurality of ribs (6) are arranged on the inner wall of the inner insulating sleeve (3) in an annular array around the rib (5), the ribs (6) extend along the length direction of the inner insulating sleeve (3), and a core wire (7) is arranged between every two adjacent ribs (6).
3. A stretch-resistant, twist-resistant cable according to claim 2, wherein: clearance department between heart yearn (7) and bone strip (5) is equipped with elasticity card strip (8) that the cross section is the L type, and elasticity card strip (8) extend along interior insulating sleeve (3) length direction, and the corner indent of elasticity card strip (8) forms the arch that offsets with heart yearn (7), and the both sides of elasticity card strip (8) are set up respectively on two adjacent ribs (6).
4. A stretch-resistant, twist-resistant cable according to claim 3, wherein: the annular array of the side wall of the bone strip (5) is provided with a plurality of strip grooves (9) extending along the length direction of the bone strip (5), rolling strips (10) extending along the length direction of the bone strip (5) are arranged in the strip grooves (9), and the rolling strips (10) are clamped between two adjacent elastic clamping strips (8).
5. The stretch-resistant, twist-resistant cable of claim 1, wherein: the tail of the connecting sleeve (2) is conical, a plurality of openings (11) formed in the length direction of the connecting sleeve (2) are arranged in an annular array at the tail of the connecting sleeve (2), an annular groove (12) is formed in the side wall of the tail of the connecting sleeve (2), and a first locking nut (13) in threaded fit with the annular groove (12) is sleeved at the tail of the connecting sleeve (2).
6. The stretch-resistant, twist-resistant cable of claim 1, wherein: baffle (14) are established to adapter sleeve (2) front end inside, and tapered cup joint piece (15) are established to baffle (14) one side of deviating from adapter sleeve (2) afterbody, and in baffle (14) were passed in bone strip (5) and inserted cup joint piece (15), be equipped with on cup joint piece (15) with cup joint piece (15) threaded connection's second lock nut (16).
7. The stretch resistant, twist resistant cable of claim 6, wherein: the baffle (14) is provided with a through hole (17) around the sleeving connection block (15) for the core wire (7) to pass through.
8. The stretch-resistant, twist-resistant cable of claim 1, wherein: the inner side wall of the tail part of the connecting sleeve (2) is provided with a sealing ring (18).
9. The stretch-resistant, twist-resistant cable of claim 1, wherein: the end face of the front end of the connecting sleeve (2) is provided with a plurality of connecting holes (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022317453.0U CN213042695U (en) | 2020-10-16 | 2020-10-16 | Stretch-proofing anti-distortion cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022317453.0U CN213042695U (en) | 2020-10-16 | 2020-10-16 | Stretch-proofing anti-distortion cable |
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| Publication Number | Publication Date |
|---|---|
| CN213042695U true CN213042695U (en) | 2021-04-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022317453.0U Active CN213042695U (en) | 2020-10-16 | 2020-10-16 | Stretch-proofing anti-distortion cable |
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| CN (1) | CN213042695U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114421381A (en) * | 2021-12-29 | 2022-04-29 | 砀山红旗电缆有限公司 | Cable protection device for wind generating set |
-
2020
- 2020-10-16 CN CN202022317453.0U patent/CN213042695U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114421381A (en) * | 2021-12-29 | 2022-04-29 | 砀山红旗电缆有限公司 | Cable protection device for wind generating set |
| CN114421381B (en) * | 2021-12-29 | 2023-10-20 | 砀山红旗电缆有限公司 | Cable protection device for wind generating set |
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