CN111050439A

CN111050439A - A kind of antifreeze and snowmelt cable for expressway

Info

Publication number: CN111050439A
Application number: CN201911365695.2A
Authority: CN
Inventors: 曹兴东; 雷蕾
Original assignee: Jiangyin Shenhui Electrical Material Co ltd
Current assignee: Jiangyin Shenhui Electrical Material Co ltd
Priority date: 2019-12-26
Filing date: 2019-12-26
Publication date: 2020-04-21

Abstract

The invention discloses an anti-freezing and snow-melting cable for a highway, which comprises an anti-freezing and snow-melting cable main body and a sizing sleeve, wherein the anti-freezing and snow-melting cable is embedded into the sizing sleeve, the sizing sleeve comprises a cable sleeve, a bolting lug and a traction rope, the cable sleeve comprises two straight-line segments which are arranged in a right angle, the length of each straight-line segment is L, the intersection position of the two straight-line segments is a corner segment, the lengths of the two straight-line segments are the same, one side surface, close to each other, of each of the two straight-line segments is provided with the bolting lug, and the traction rope is connected between the two bolting. The utility model provides a highway is with preventing frostbite snow melt cable, can avoid snow melt cable because of being difficult to carry out the bending according to using required angle, and the difficult phenomenon of construction that appears can avoid snow melt cable because of the position removal phenomenon that the produced reverse action force of bending leads to, utilizes the triangle relation that forms between cable cover and the haulage rope, can calculate the angle of buckling of cable cover, also is exactly the angle that turns to of cable, and the precision is higher.

Description

Highway is with preventing frostbite snow melt cable

Technical Field

The invention belongs to the technical field of snow melting cables, and particularly relates to an anti-freezing snow melting cable for a highway.

Background

In winter, traffic accidents caused by snowing or icing in the south and north of China cause huge losses to people's life and national economy, the road surface has snow and icing, which brings serious influences to road smoothness and driving safety.

The existing anti-freezing snow-melting cable technology for the expressway has the following problems: when the snow-melting cable buried under the asphalt is constructed, the curled part of the snow-melting cable is difficult to shape by using a conventional method, and the cable cannot be positioned at a certain position according to the use requirement after being shaped, so that the snow-melting cable is poor in use convenience and difficult to meet the large-scale construction requirement. In addition, in some occasions, the cable needs to be bent at a certain angle, and the bending angle of the conventional cable is difficult to measure and correct.

Disclosure of Invention

The invention aims to provide an anti-freezing snow-melting cable for a highway, which aims to solve the problems that the curled part of the snow-melting cable buried under asphalt is difficult to shape by using a conventional method during construction, the curled part cannot be positioned at a certain position according to the use requirement after shaping, the use convenience is poor, and the large-scale construction requirement is difficult to meet in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

an anti-freezing and snow-melting cable for a highway comprises an anti-freezing and snow-melting cable main body and a sizing sleeve, wherein the anti-freezing and snow-melting cable is embedded into the sizing sleeve, when the sizing sleeve is sleeved on the outer wall of the anti-freezing and snow-melting cable main body, the outer wall of the anti-freezing and snow-melting cable main body and the inner wall of the sizing sleeve are in fit arrangement, the anti-freezing and snow-melting cable main body comprises a heat-resistant PVC sleeve, a shielding net layer is arranged in the heat-resistant PVC sleeve, a silica gel sleeve is arranged in the shielding net layer, a Teflon sleeve is arranged in the silica gel sleeve, heating wires are arranged in the Teflon sleeve, and the anti-freezing and snow-melting cable main body consisting of the heating wires, the Teflon sleeve, the silica gel sleeve, the shielding net layer and the heat-resistant;

the sizing sleeve comprises a cable sleeve, a bolting lug and a hauling cable, the cable sleeve comprises two straight line segments which are arranged at a right angle, the length of the straight line segments is L, the cross section of the straight line segments is an annular sleeve, the intersection of the two straight line segments is a corner section, the length of the two straight line segments is the same, one side surface, close to each other, of the two straight line segments is provided with the bolting lug respectively, the two bolting lugs are close to the outer ends of the straight line segments, the hauling cable is connected between the two bolting lugs, the corner section of the cable sleeve can be bent under the action of force, the corner section of the cable sleeve is bent under the action of stress, the hauling cable between the bolting lugs is bolted and fixed, and the hauling cable is provided with scale marks.

Preferably, one end of the traction rope is bolted to the bolt lug to form a dead buckle, the traction rope at the dead buckle is provided with zero scale lines, the other end of the traction rope is bolted to the bolt lug to form a loose buckle, and the traction rope at the loose buckle is provided with scale lines.

Preferably, when the whole anti-freezing snow-melting cable for the expressway needs to rotate by a certain angle α, the distance x between two bolt lugs of the traction rope is calculated to be 2 x L sin (α/2), wherein L is the length of a straight line segment, then the corner segment of the shaping sleeve is heated, the scale mark of the traction rope at the position of the movable buckle is adjusted to be x, and then the traction rope and the bolt lugs are fixed.

Compared with the prior art, the invention provides an anti-freezing snow-melting cable for a highway, which has the following beneficial effects:

1. through using the cable cover, can effectively carry out the bending and stereotype to the snow melt cable, can avoid the snow melt cable because of being difficult to carry out the bending according to the required angle of use, and the construction difficulty phenomenon that appears.

2. Form triangle space through between cable cover and the haulage rope, and then peg graft in triangle space with the bolt that is used for the location to fix a position the snow melt cable after the bending, should set up the position removal phenomenon that can avoid the snow melt cable to lead to because of the produced reverse acting force of bending.

3. The bending angle of the cable sleeve, namely the steering angle of the cable can be calculated by utilizing the triangular relation formed between the cable sleeve and the traction rope, and the accuracy is higher.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention without limiting the invention in which:

fig. 1 is a schematic overall structure view of an anti-freezing snow-melting cable for a highway according to the present invention;

fig. 2 is a schematic structural view of a sizing sleeve in the anti-freezing snow-melting cable for the expressway, according to the present invention;

fig. 3 is a partially enlarged schematic view of a sizing sleeve in the anti-freezing snow-melting cable for the expressway, according to the present invention;

fig. 4 is a schematic view of a layered structure of a cable in the anti-freeze snow-melting cable for the expressway according to the present invention;

in the figure: 1. a heater; 2. a Teflon sleeve; 3. a silica gel sleeve; 4. a shielding mesh layer; 5. a heat-resistant PVC jacket; 6. shaping sleeves; 61. a cable cover; 62. the lug is bolted; 63. and (6) pulling the rope.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution of an anti-freeze snow-melting cable for a highway:

an anti-freezing and snow-melting cable for a highway comprises an anti-freezing and snow-melting cable main body and a sizing sleeve 6, wherein the anti-freezing and snow-melting cable is embedded in the sizing sleeve 6, the sizing sleeve 6 needs to be heated for a short time before being sleeved with the anti-freezing and snow-melting cable main body, when the sizing sleeve 6 is sleeved on the outer wall of the anti-freezing and snow-melting cable main body, the outer wall of the anti-freezing and snow-melting cable main body and the inner wall of the sizing sleeve 6 are in fit arrangement, the anti-freezing and snow-melting cable main body comprises a heat-resistant PVC sleeve 5, a shielding net layer 4 is arranged in the heat-resistant PVC sleeve 5, a silica gel sleeve 3 is arranged in the shielding net layer 4, a Teflon sleeve 2 is arranged in the silica gel sleeve 3, heating wires 1 are arranged in the Teflon sleeve 2, seven strands are arranged in, the anti-freezing snow-melting cable body consisting of the heating wire 1, the Teflon sleeve 2, the silica gel sleeve 3, the shielding net layer 4 and the heat-resistant PVC sleeve 5 is sleeved in the sizing sleeve 6 and can be bent according to the shape of the sizing sleeve 6.

The sizing sleeve 6 comprises a cable sleeve 61, a bolt lug 62 and a pull rope 63, wherein the cable sleeve 61 comprises two straight line segments which are arranged at a right angle, the length of each straight line segment is L, and L is the distance between the bolt lug 62 and a corner segment. The section of the straight line section is an annular sleeve, the intersection of the two straight line sections is a corner section, the two straight line sections are the same in length, one side face, close to each other, of each of the two straight line sections is provided with a bolt lug 62, the two bolt lugs 62 are close to the outer end of the straight line section, a traction rope 63 is connected between the two bolt lugs 62, the corner section of the cable sleeve 61 can be bent under the action of force, after the corner section of the cable sleeve 61 is bent under stress, the traction rope 63 between the bolt lugs 62 needs to be bolted and fixed, the traction rope 63 is provided with scale marks, one end of the traction rope 63 is bolted to the bolt lug 62 and is a dead buckle, the traction rope 63 at the dead buckle is a zero scale mark, the other end of the traction rope 63 is bolted to the bolt lug 62 and is a loose buckle, and the traction rope 63 at the loose buckle is provided with scale marks.

In order to enable the whole anti-freezing snow-melting cable for the expressway to rotate by a certain angle α, the corner section of the sizing sleeve 6 only needs to rotate by a specified angle α, the specified angle α and the length L of two straight line sections are known, the bending of the required angle can be realized by only adjusting the length of the traction rope, and the distance between the two bolting lugs 62 of the traction rope 63 is adjusted by calculating the length x of the traction rope to be x 2 x L sin (α/2).

In addition, a positioning bolt can be inserted into a triangular space formed between the traction rope 63 and the cable sleeve 61, the snow melting cable can be effectively fixed after being bent and shaped, and the change of the subsequent position of the snow melting cable can be avoided.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An anti-freezing and snow-melting cable for expressway, characterized in that it comprises a main body of the anti-freezing and snow-melting cable and a shaping sleeve (6). When the outer wall of the main body is formed, the outer wall of the anti-freezing and snow-melting cable main body and the inner wall of the shaping sleeve (6) are arranged to be in contact with each other. (4), there is a silicone cover (3) inside the shielding mesh layer (4), a Teflon cover (2) inside the silicone cover (3), and a heating wire (1) inside the Teflon cover (2), The main body of the anti-freezing and snow-melting cable consisting of the heating wire (1), the Teflon cover (2), the silicone cover (3), the shielding mesh layer (4) and the heat-resistant PVC cover (5) is sleeved in the setting cover (6) and can be The shape of the shaping sleeve (6) is bent;

The shaping sleeve (6) includes a cable sleeve (61), a bolted ear handle (62) and a traction rope (63), the cable sleeve (61) includes two straight line segments arranged at right angles, and the length of the straight line segment is L, The cross section of the straight line segment is an annular casing, the intersection of the two straight line segments is a corner segment, the lengths of the two straight line segments are the same, and one side surface of the two straight line segments close to each other is respectively provided with a bolting ear handle (62), two The bolted ear handles (62) are all close to the outer end of the straight section, a traction rope (63) is connected between the two bolted ear handles (62), and the corner section of the cable sleeve (61) can be bent under the action of force After the corner section of the cable sleeve (61) is bent under force, the traction rope (63) between the bolting ears (62) is bolted and fixed, and the traction rope (63) is provided with a scale line.

2. A kind of antifreeze and snow-melting cable for expressway according to claim 1, characterized in that one end of the traction rope (63) is bolted to the bolting ear handle (62) to form a dead buckle, and the traction rope (63) at the dead buckle For zero scale line, the other end of the traction rope (63) is bolted at the bolting ear handle (62) to form a live buckle, and a scale line is provided on the traction rope (63) at the live buckle.

3. A kind of antifreeze and snow thawing cable for expressway according to claim 2, it is characterized in that when needing to make a kind of expressway antifreeze and snow thawing cable turn a certain angle α as a whole, first calculate the traction rope (63) in two The distance between the bolted ears (62) is x=2*L*sin(α/2), where L is the length of the straight line segment, and then the corner segment of the setting sleeve (6) is heated to adjust the loose buckle After the scale line of the traction rope (63) is x, fix the traction rope (63) and the bolting ear handle (62).