CN213025483U

CN213025483U - Tensile high-temperature-resistant cable

Info

Publication number: CN213025483U
Application number: CN202021612343.0U
Authority: CN
Inventors: 黄寅喜; 虞嘉琦
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-06
Filing date: 2020-08-06
Publication date: 2021-04-20
Anticipated expiration: 2030-08-06

Abstract

The utility model relates to the technical field of cables, in particular to a tensile high-temperature-resistant cable, which comprises an outer protective layer, a positioning core and a cable core, wherein the inner side of the outer protective layer is provided with a heat insulation layer, the inner side of the heat insulation layer is provided with an insulation layer, the inner side of the insulation layer is provided with a waterproof layer, a filling layer is arranged inside the waterproof layer, the central position of the waterproof layer is provided with the positioning core, and the outer side of the positioning core is uniformly provided with a plurality of elastic cushions, the utility model discloses a structural arrangement of an elastic rubber plate matched support, when the cable is under the action of tensile force, each layer is deformed under the influence of the tensile force and generates pressure from outside to inside, when the cable core is under the pressure transmitted from outside, the support fixed at both sides starts to slide along a guide rod under the action of pressure, and simultaneously compresses a, thereby increasing the crush resistance of the cable.

Description

Tensile high-temperature-resistant cable

Technical Field

The utility model relates to the technical field of cables, concretely relates to tensile high temperature resistant cable.

Background

The China economy continues to grow rapidly, a huge market space is provided for cable products, the China market is strongly tempted, the world focuses on the China market, the China cable manufacturing industry forms huge production capacity to make the world look at after being reformed and opened for dozens of years, along with the continuous expansion of the scale of industries such as the China power industry, the data communication industry, the urban rail transit industry, the automobile industry and shipbuilding, the demand on wires and cables also rapidly grows, the wire and cable industry has huge development potential in the future, and the application field of control cables is quite wide.

At present, the cable is often pulled and pressed in the installation and use processes, the compression resistance and the tensile resistance of the cable are poor, the phenomenon of damage can be caused, meanwhile, the fireproof and high temperature resistant degree is not high enough, and the service life of the cable is short, so that the technical personnel in the field provide the tensile and high temperature resistant cable to solve the problems in the background technology.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a tensile high temperature resistant cable possesses advantages such as tensile ability reinforce, has solved and often can pull the cable and press the cable in installation and use, and the resistance to compression tensile ability of cable is poor, very can cause the problem of the phenomenon of damage.

The utility model discloses a tensile high temperature resistant cable, including outer protective layer, location core and cable core, the inboard of outer protective layer is provided with the insulating layer, the inboard of insulating layer is provided with the waterproof layer, the inside of waterproof layer is provided with the filling layer, the central point department of waterproof layer is provided with the location core, the outside of location core evenly is provided with a plurality of elastic cushions, the outside of elastic cushion is provided with elastic rubber board, the both ends of elastic rubber board are equant apart from being provided with the guide bar, the guide bar outside cover is equipped with the second spring, both sides of cable core all are fixedly connected with the support, the support surface is equidistance provided with the slide opening, the guide bar is connected with the slide opening mutually in a sliding manner, elastic rubber board passes through the second spring and is fixedly connected with the support, this structural arrangement, makes, because the influence that receives tensile makes each layer warp and outside-in produces pressure, when the cable core received the pressure that the outside transmitted, the support fixed through both sides begins to slide along the guide bar because the pressure effect, oppresses second spring and elastic rubber board simultaneously to make second spring and elastic rubber board with pressure balance, thereby increase the compressive property of cable.

The utility model discloses a tensile high temperature resistant cable, wherein the inboard of waterproof layer evenly is provided with a plurality of anti-pressing blocks, the position department that the anti-pressing block is close to the outside has seted up the spout, the spout runs through whole anti-pressing block, sliding connection has a slide bar in the spout, two adjacent anti-pressing blocks are connected through the slide bar, the both ends of slide bar are all fixedly connected with the stopper, be provided with first spring in the spout, two adjacent stoppers are mutually fixedly connected through first spring, the inboard of anti-pressing block has seted up the mounting groove, the inside of mounting groove is provided with the data cable core, the outside of data cable core is laminated with the outside of elastic rubber board, this structure sets up, when anti-pressing block receives external pressure, because the annular structure that the pressure effect made anti-pressing block and slide bar form contracts, and offset partial pressure through first spring, and then the residual pressure is conducted to the elastic rubber plate through the data cable core in the mounting groove, so that the dual compression resistance effect is achieved, and the compression resistance performance is superior.

The utility model discloses a high temperature resistant cable of tensile, wherein the cross-section of cushion is oval structure, and inside cavity, this structure setting for external pressure can obtain partial offsetting through the deformation of cushion, and hollow structure can give way the space for the cable core when receiving the extrusion, is unlikely to receive excessive extrusion and takes place to damage.

The utility model discloses a high temperature resistant cable of tensile, wherein slide bar and spout all are convex and radian phase-match, and this structure setting makes the conduction of power more smooth and easy.

The utility model discloses a high temperature resistant cable of tensile, wherein the cross-section of elastic rubber board is circular arc strip structure, the outside of elastic rubber board is inboard sunken.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a structure setting of elastic rubber board cooperation support for when the cable receives the pulling force effect, because receive tensile influence and make each layer warp and outside-in production pressure, when the cable core receives the pressure that the outside transmitted, through the fixed support in both sides because pressure effect begins to slide along the guide bar, oppress second spring and elastic rubber board simultaneously, thereby make second spring and elastic rubber board with pressure balance, thereby increase the compressive property of cable.

2. The utility model discloses a set up the structure setting of anti-briquetting and slide bar at waterproof layer inner wall for when anti-briquetting received external pressure, because the annular structure shrink that pressure effect made anti-briquetting and slide bar to form, and offset partial pressure through first spring, then conduct remaining pressure for the elastic rubber board through the data cable core in the mounting groove, thereby reach the effect of dual resistance to compression, compressive property is superior.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic structural view of a longitudinal cross-sectional view of the present invention;

fig. 2 is an enlarged schematic view of fig. 1 at a.

In the figure: 1. an outer protective layer; 2. a thermal insulation layer; 3. an insulating layer; 4. a waterproof layer; 5. a positioning core; 6. a slide bar; 7. anti-briquetting; 8. a data cable core; 9. a limiting block; 10. a first spring; 11. an elastic rubber plate; 12. an elastic pad; 13. a chute; 14. a second spring; 15. a cable core; 16. a guide bar; 17. a support; 171. a slide hole; 18. a filling layer; 19. and (4) mounting the groove.

Detailed Description

In the following description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the present invention. It should be understood, however, that these physical details should not be taken to limit the invention. That is, in some embodiments of the invention, these physical details are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1-2, the tensile high temperature resistant cable of the present invention comprises an outer protective layer 1, a positioning core 5 and a cable core 15, wherein a thermal insulation layer 2 is disposed on an inner side of the outer protective layer 1, an insulation layer 3 is disposed on an inner side of the thermal insulation layer 2, a waterproof layer 4 is disposed on an inner side of the insulation layer 3, a filling layer 18 is disposed inside the waterproof layer 4, the positioning core 5 is disposed at a central position of the waterproof layer 4, a plurality of elastic pads 12 are uniformly disposed on an outer side of the positioning core 5, an elastic rubber plate 11 is disposed on an outer side of the elastic pads 12, guide rods 16 are disposed at equal distances at two ends of the elastic rubber plate 11, a second spring 14 is sleeved on an outer side of the guide rods 16, supports 17 are fixedly connected to both sides of the cable core 15, sliding holes 171 are disposed on surfaces of the supports 17 at equal distances, the guide, this structure sets up for when the cable receives the pulling force effect, because receive tensile influence make each layer warp and outside-in produce pressure, when cable core 15 receives the pressure that the outside transmitted, through the fixed support 17 in both sides because pressure effect begins to slide along guide bar 16, oppresses second spring 14 and elastic rubber plate 11 simultaneously, thereby makes second spring 14 and elastic rubber plate 11 with pressure balance, thereby increases the compressive property of cable.

The utility model discloses a tensile high temperature resistant cable, wherein the inboard of waterproof layer 4 evenly is provided with a plurality of anti-pressing blocks 7, the position department that anti-pressing blocks 7 is close to the outside has a spout 13, spout 13 runs through whole anti-pressing blocks 7, sliding connection has a slide bar 6 in spout 13, two adjacent anti-pressing blocks 7 are connected through slide bar 6, both ends of slide bar 6 are all fixedly connected with stopper 9, be provided with first spring 10 in spout 13, two adjacent stoppers 9 are fixedly connected through first spring 10, the inboard of anti-pressing blocks 7 has a mounting groove 19, the inside of mounting groove 19 is provided with data cable core 8, the outside of data cable core 8 is laminated with the outside of elastic rubber plate 11, the structure is set up, when anti-pressing blocks 7 receive external pressure, because the annular structure that anti-pressing blocks 7 and slide bar 6 form contracts under the pressure effect, and offset partial pressure through first spring 10, and then the residual pressure is transmitted to the elastic rubber plate 11 through the data cable core 8 in the mounting groove 19, so that the double compression resistance effect is achieved, and the compression resistance performance is excellent.

The utility model discloses a high temperature resistant cable of tensile, wherein the cross-section of cushion 12 is oval structure, and inside cavity, this structure setting for external pressure can obtain partial offsetting through the deformation of cushion 12, and hollow structure can let out the space for cable core 15 when receiving the extrusion, is unlikely to receive excessive extrusion and takes place to damage.

The utility model discloses a high temperature resistant cable of tensile, wherein slide bar 6 and spout 13 all are convex and radian phase-match, and this structure setting makes more smooth and easy of conduction of power.

The utility model discloses a high temperature resistant cable of tensile, wherein the cross-section of elastic rubber board 11 is circular arc strip structure, and the outside of elastic rubber board 11 is inboard sunken.

The working principle is as follows: when the cable is under the action of tensile force, each layer is deformed and generates pressure from outside to inside under the influence of the tensile force, so that when the anti-pressing block 7 is under the external pressure, the annular structure formed by the anti-pressing block 7 and the sliding rod 6 is contracted under the action of the pressure, partial pressure is offset through the first spring 10, and then the residual pressure is transmitted to the elastic rubber plate 11 through the data cable core 8 in the mounting groove 19; when the cable core 15 is subjected to the pressure transmitted from the outside, the bracket 17 fixed by both sides starts to slide along the guide bar 16 due to the pressure, and simultaneously presses the second spring 14 and the elastic rubber sheet 11, so that the second spring 14 and the elastic rubber sheet 11 balance the pressure, thereby increasing the compression resistance of the cable.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides a tensile high temperature resistant cable, includes outer protective layer (1), location core (5) and cable core (15), its characterized in that: the inner side of the outer protection layer (1) is provided with a heat insulation layer (2), the inner side of the heat insulation layer (2) is provided with an insulation layer (3), the inner side of the insulation layer (3) is provided with a waterproof layer (4), a filling layer (18) is arranged inside the waterproof layer (4), a positioning core (5) is arranged at the central position of the waterproof layer (4), a plurality of elastic pads (12) are uniformly arranged on the outer side of the positioning core (5), an elastic rubber plate (11) is arranged on the outer side of the elastic pad (12), guide rods (16) are arranged at equal distances at two ends of the elastic rubber plate (11), a second spring (14) is sleeved on the outer side of each guide rod (16), supports (17) are fixedly connected to two sides of the cable core (15), sliding holes (171) are arranged on the surfaces of the supports (17) at equal distances, and the guide rods (16) are, the elastic rubber plate (11) is fixedly connected with the bracket (17) through a second spring (14).

2. The tensile high-temperature-resistant cable according to claim 1, wherein: the inboard of waterproof layer (4) evenly is provided with a plurality of anti-briquetting (7), spout (13) have been seted up to anti-briquetting (7) position department that is close to the outside, spout (13) run through whole anti-briquetting (7), sliding connection has slide bar (6) in spout (13), two are adjacent anti-briquetting (7) are connected through slide bar (6), the equal fixedly connected with stopper (9) in both ends of slide bar (6), be provided with first spring (10) in spout (13), two are adjacent stopper (9) are through first spring (10) looks fixed connection, mounting groove (19) have been seted up to the inboard of anti-briquetting (7), the inside of mounting groove (19) is provided with data cable core (8), the outside of data cable core (8) is laminated mutually with the outside of elastic rubber board (11).

3. The tensile high-temperature-resistant cable according to claim 1, wherein: the section of the elastic cushion (12) is of an oval structure, and the interior of the elastic cushion is hollow.

4. The tensile high-temperature-resistant cable according to claim 2, wherein: the sliding rod (6) and the sliding groove (13) are both arc-shaped and arc-matched.

5. The tensile high-temperature-resistant cable according to claim 1, wherein: the section of the elastic rubber plate (11) is of an arc strip structure, and the outer side of the elastic rubber plate (11) is sunken towards the inner side.