CN214671919U

CN214671919U - Wear-resisting high temperature resistant cable sheath

Info

Publication number: CN214671919U
Application number: CN202121211076.0U
Authority: CN
Inventors: 张永化
Original assignee: Shenzhen Fushi Technology Co Ltd
Current assignee: Shenzhen Fushi Technology Co Ltd
Priority date: 2021-06-01
Filing date: 2021-06-01
Publication date: 2021-11-09
Anticipated expiration: 2031-06-01

Abstract

The utility model discloses a wear-resisting high temperature resistance cable sheath, including protective layer, subtracts and decreases piece, flame retardant coating, waterproof layer, overcoat, outside recess, endotheca, inboard recess and shock attenuation piece, subtract and decrease evenly to locate on the protective layer on the piece, the flame retardant coating is located in the protective layer, the waterproof layer is located in the flame retardant coating, the overcoat is located in the waterproof layer, the overcoat is inboard to the outside recess, the overcoat is located in, the endotheca outside is located to the inboard recess, but shock attenuation piece one end slidable is located in the outside recess and the other end is located in the inboard recess, the shock attenuation piece uses the central point of protective layer to be equipped with the multiunit as the centre of a circle. The utility model belongs to the technical field of the cable sheath, specifically indicate a wear-resisting high temperature resistance cable sheath.

Description

Wear-resisting high temperature resistant cable sheath

Technical Field

The utility model belongs to the technical field of the cable sheath, specifically indicate a wear-resisting high temperature resistance cable sheath.

Background

The cable is a material used for electric power, electricity and related transmission purposes, the cable needs to be protected in the using process of the cable, the sheath is an insulation protection heat-shrinkable sleeve commonly used on the cable, the main material of the product is PE, the product has a heat-shrinkable function through two processes of irradiation crosslinking and heating expansion, and can be used as a heat-shrinkable inner sheath, an outer sheath and an outer insulation waterproof sheath pipe in a cable accessory. When the cable sheath on the market is in the ground or in the air for a long time, receive the contact of object and wearing and tearing easily, the phenomenon of electric leakage and run out of electricity can appear seriously, because the sheath texture is softer, when receiving external striking or extrusion, inside cable is damaged easily in addition.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a reduce protective layer and external friction area through the reduction spare, utilize the bumper shock absorber to play the cushioning effect when the protective sheath receives striking and extrusion, cooperation flame retardant coating and waterproof layer realize the cable sheath to cable protection's wear-resisting high temperature resistance.

In order to realize the above functions, the utility model discloses the technical scheme who takes as follows: a wear-resistant and high-temperature-resistant cable sheath comprises a protective layer, a loss reducing part, a fireproof layer, a waterproof layer, an outer sleeve, an outer groove, an inner sleeve, an inner groove and a damping part, wherein the loss reducing part is uniformly arranged on the protective layer; the damping piece comprises a first sliding block, a second sliding block, a damping rod and a torsional spring, wherein the first sliding block is arranged in the outer groove in a sliding mode, the second sliding block is arranged in the outer groove in a sliding mode, the damping rod is provided with two groups of damping rods and is connected to the first sliding block and the second sliding block in a cross mode, the torsional spring is arranged at the intersection of the damping rods, when the protective layer is impacted or extruded, the first sliding block and the second sliding block drive the two ends of the damping rod to move back to back, the torsional spring generates torsion force at the moment, the torsion force is used for blocking the two ends of the damping rod in the process of moving back to back, the protective layer is buffered when being impacted and extruded, and therefore the protective effect on the inner cable is achieved.

Further, the piece that reduces is including reducing groove, arc wall, connection ball, loop bar and the wheel that reduces, the outside of protective layer is evenly located to the reduction groove, the arc wall sets up for loop configuration, the arc wall is located on the protective layer and is located in the reduction groove, connect in the portable arc wall of locating of ball, the loop bar is connected in connecting the ball, the wheel that reduces is rotatable to be cup jointed on the loop bar, and when the protective sheath received horizontal or fore-and-aft support and draws, it is at the arc wall internal rotation to connect the ball, connects the ball simultaneously and takes the loop bar to rotate, and the loop bar area takes the wheel that reduces to rotate, makes the wheel that reduces to receive the support when drawing at the protective sheath to reduce the area of contact of protective layer and external surface, thereby reduces the outer friction of protective layer, further plays the guard action to inner cable.

Furthermore, the waterproof layer is a water-based polyurethane waterproof coating, can stand the irradiation of sunlight for a long time, and has high strength, large elongation, good elasticity and good waterproof effect.

Furthermore, the loss reduction wheel is made of steel, so that the hardness is high, the wear resistance is realized, and the service life of the protective sleeve is prolonged.

The utility model adopts the above structure to gain beneficial effect as follows: the utility model provides a wear-resisting high temperature resistance cable sheathing, when the protective layer receives the striking or extrudees, carry the both ends of shock-absorbing rod through slider one and slider two and move mutually, the torsional spring produces torsion at this moment, utilize the effect of torsion, play the hindrance effect to the shock-absorbing rod both ends in the process of moving mutually oppositely, make the protective layer obtain the buffering when being struck and extrudeing, thereby realize the guard action to the inner cable, when the protective sheath receives horizontal or vertical support and draws, through connecting the ball and rotating in the arc wall, connect the ball simultaneously and take the loop bar to rotate, the loop bar takes the loss reduction wheel to rotate, make the loss reduction wheel rotate when the protective sheath receives the support and draw, in order to reduce the protective layer and the area of contact of external surface, thereby reduce the outer friction of protective layer, further play the guard action to the inner cable, be waterborne polyurethane waterproof coating through the waterproof layer, the high-strength wear-resistant protective sleeve can stand the irradiation of sunlight for a long time, has high strength, high elongation, good elasticity and good waterproof effect, is made of steel through the loss reduction wheel, has high hardness and wear resistance, and prolongs the service life of the protective sleeve.

Drawings

Fig. 1 is a schematic view of the overall structure of a wear-resistant and high-temperature-resistant cable sheath of the present invention;

FIG. 2 is an enlarged view taken at A in FIG. 1;

fig. 3 is an enlarged view at B in fig. 1.

The damping wheel comprises a protective layer 1, a protective layer 2, a damping part 3, a fireproof layer 4, a waterproof layer 5, an outer sleeve 6, an outer groove 7, an inner sleeve 8, an inner groove 9, a damping part 10, a first sliding block 11, a second sliding block 12, a damping rod 13, a torsion spring 14, a damping groove 15, an arc-shaped groove 16, a connecting ball 17, a sleeve rod 18 and a damping wheel.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1-3, the utility model relates to a wear-resistant and high-temperature-resistant cable sheath, which comprises a protective layer 1, a loss reducing part 2, a fireproof layer 3, a waterproof layer 4, an outer sleeve 5, an outer groove 6, an inner sleeve 7, an inner groove 8 and a shock absorbing part 9, wherein the loss reducing part 2 is uniformly arranged on the protective layer 1, the fireproof layer 3 is arranged in the protective layer 1, the waterproof layer 4 is arranged in the fireproof layer 3, the outer sleeve 5 is arranged in the waterproof layer 4, the outer groove 6 is arranged in the outer sleeve 5, the inner sleeve 7 is arranged in the outer sleeve 5, the inner groove 8 is arranged outside the inner sleeve 7, one end of the shock absorbing part 9 is slidably arranged in the outer groove 6, the other end of the shock absorbing part is arranged in the inner groove 8, and the shock absorbing part 9 is provided with a plurality of groups by taking the central point of the protective layer 1 as the circle center; damping member 9 includes slider one 10, two 11, shock-absorbing rod 12 and torsional spring 13, slider one 10 symmetry slidable is located in outside recess 6, two 11 symmetry slidable of slider are located in outside recess 6, shock-absorbing rod 12 is equipped with two sets ofly and cross connection in slider one 10 and two 11 of slider, 12 cross junctions are located to torsional spring 13.

The loss piece 2 includes loss groove 14, arc wall 15, connects ball 16, loop bar 17 and loss wheel 18, the outside of protective layer 1 is evenly located to loss groove 14, arc wall 15 sets up for the loop configuration, arc wall 15 is located on protective layer 1 and is located in loss groove 14, it is portable in locating arc wall 15 to connect ball 16, loop bar 17 is connected in connecting ball 16, loss wheel 18 is rotatable to be cup jointed on loop bar 17.

The waterproof layer 4 is a water-based polyurethane waterproof coating.

The erosion wheel 18 is made of steel.

During the specific use, when protective layer 1 receives striking or when extrudeing, slider one 10 and slider two 11 take shock attenuation pole 12's both ends to move back to back, torsional spring 13 produces torsion this moment, utilize the effect of torsion, play the hindrance effect at the in-process of moving back to back of the body to shock attenuation pole 12 both ends, make protective layer 1 obtain the buffering when being struck and extrudeing, thereby realize the guard action to inside cable, when the protective sheath receives horizontal or fore-and-aft support and draws, connect ball 16 at arc wall 15 internal rotation, connect ball 16 simultaneously and take loop bar 17 to rotate, loop bar 17 takes the loss wheel 18 to rotate, make loss wheel 18 rotate when the protective sheath receives the support and draws, in order to reduce the area of contact of protective layer 1 and external surface, thereby reduce the friction of the 1 outer layer of protective layer, further play the guard action to inside cable.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. The utility model provides a wear-resisting high temperature resistance cable sheath which characterized in that: the damping device comprises a protective layer, a damping part, a fireproof layer, a waterproof layer, an outer sleeve, an outer groove, an inner sleeve, an inner groove and a damping part, wherein the damping part is uniformly arranged on the protective layer; the damping piece comprises a first sliding block, a second sliding block, a damping rod and a torsional spring, wherein the first sliding block is symmetrically and slidably arranged in the outer groove, the second sliding block is symmetrically and slidably arranged in the outer groove, the damping rod is provided with two groups of damping rods which are connected with the first sliding block and the second sliding block in a cross mode, and the torsional spring is arranged at the cross position of the damping rod.

2. A wear and temperature resistant cable sheath according to claim 1, wherein: the loss piece is including loss groove, arc wall, connection ball, loop bar and loss wheel, the outside of protective layer is evenly located in the loss groove, the arc wall sets up for loop configuration, the arc wall is located on the protective layer and is located in the loss groove, connect in the portable arc wall of locating of ball, the loop bar is connected in connecting the ball, the loss wheel is rotatable to be cup jointed on the loop bar.

3. A wear and temperature resistant cable sheath according to claim 2, wherein: the waterproof layer is water-based polyurethane waterproof paint.

4. A wear and temperature resistant cable sheath according to claim 3, wherein: the loss reduction wheel is made of steel.