CN217643771U

CN217643771U - Heating cable

Info

Publication number: CN217643771U
Application number: CN202220888725.9U
Authority: CN
Inventors: 吕永彬; 王传福; 周建波; 帅志刚; 龚远亮; 周鑫益; 曾楠; 周小玲; 陈果; 郑贵文; 龙政融; 刘启林; 吴育瑞; 彭星秋; 荣金昌; 艾丽凤; 段继宏
Original assignee: Guiyang Zhongan Technology Group Co ltd
Current assignee: Guiyang Zhongan Technology Group Co ltd
Priority date: 2022-04-18
Filing date: 2022-04-18
Publication date: 2022-10-21
Anticipated expiration: 2032-04-18

Abstract

The utility model discloses a heating cable, which comprises a guide core which is symmetrically arranged and has an interval between the guide core and the guide core, wherein the outer ring surface of the guide core is sleeved with a heat conducting insulator, a protective sleeve is fixed on the outer ring surface of the heat conducting insulator, the lower side surface of the protective sleeve is in an open state, the lower sides of the two heat conducting insulators are jointly fixed with a heat conducting pad through the opening of the protective sleeve, and the lower side surface of the heat conducting pad is provided with a self-adhesive layer; according to the heating cable provided by the scheme, under the mutual matching of all parts, through the arrangement of the self-adhesive layer, after the cable is wound on the surface of an object, the cable cannot be easily separated from the surface of the object when a person installs the heat insulation cotton sleeve, so that the convenience of installing and using the cable is improved; and through the wiring terminal of cable tip and the setting of connecting the cap for the cable is when single wiring is used and all can be connected when a plurality of cables are established ties and are used conveniently, thereby further promotion the convenience of cable when using.

Description

Heating cable

Technical Field

The utility model relates to a heating cable technical field especially relates to a heating cable.

Background

The heating cable is mainly a wire cable for living heating, plant cultivation, pipeline heat preservation and the like. The heating cable is manufactured by adopting a single alloy electric heating wire as a heating source, adopting high-purity, high-temperature and electric melting crystallized magnesium oxide as a heat conduction insulator, adopting seamless continuous stainless steel or copper pipes as a sheath and adopting a special production process. The place with strong corrosion can be additionally provided with a PE or low-smoke halogen-free jacket.

When the existing heating cable is used, the heating cable is usually wound on the surface of a pipe body or other objects to provide heating and heat-insulating effects, but the surface of the existing heating cable is not provided with a self-adhesive layer, so that the phenomenon that the cable is separated from the objects easily occurs when an insulating cotton sleeve is installed outside the cable by personnel, and because the head end and the tail end of the heating cable are wrapped by an insulator, when a plurality of heating cables are used in series, the cables can be connected in series after the insulator is pulled off, so that the heating cables are troublesome to be connected in series; therefore, in order to solve the above technical problems, we propose a heating cable.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects in the prior art and providing a heating cable.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a heating cable comprises symmetrically arranged guide cores with intervals between the guide cores, wherein heat-conducting insulators are sleeved on the outer ring surfaces of the guide cores, and protective sleeves are fixed on the outer ring surfaces of the heat-conducting insulators;

the downside surface of protective sheath is the open mode, two the downside of heat conduction insulator is fixed with the heat conduction pad jointly through the opening part of protective sheath, the downside surface of heat conduction pad is equipped with the self-adhesive layer, the both ends of leading the core all extend to the outside of heat conduction insulator and be fixed with binding post, just one of them end of leading the core is inserted jointly through binding post and is equipped with the connecting cap.

Preferably, the outer sleeve of the connecting cap is provided with an insulating shell, and the connecting cap is fixedly connected with the insulating shell.

Preferably, the outer ring surface of the protective sleeve is embedded with a filling sleeve, and the lower side of the filling sleeve is in an opening state relative to the protective sleeve.

Preferably, a support sleeve is embedded in the outer annular surface of the protection sleeve, and the lower side of the support sleeve is in an open state corresponding to the protection sleeve.

Preferably, the outer annular surface of supporting the cover inlays and has the buffer layer, the downside of buffer layer corresponds the protective sheath and is the open mode, just the buffer layer has toughness.

Preferably, the outer annular surface of buffer layer is equipped with the protection film in a sleeved manner, the inner wall of protection film and self-adhesive layer laminate mutually.

Preferably, the inside cover body that just is located between two protective sheaths of packing cover has seted up and has inlayed the hole, the packing cover is inlayed through inlaying the hole and is had toughness rope.

The utility model provides a pair of heating cable, beneficial effect lies in: this scheme is in the use, when heating cable need twine when the object surface, the self-adhesive layer of its cable downside pastes with external object surface mutually, from this when the cable laminating behind the object surface, personnel can be convenient there is the cotton cover of heat preservation at cable externally mounted, and because the cable receives the effort of dragging on self-adhesive layer, avoided the phenomenon that the cable received slight effort just to break away from the object surface in the cotton cover installation of heat preservation, when the cable needs many series connection uses, personnel extract the binding post department of connecting cap from the cable tail end, further personnel alright pass through the binding post of tip to adjacent cable end to end in proper order, thereby form series connection.

Therefore, under the mutual matching of the parts, the self-adhesive layer is arranged, so that the cable cannot be easily separated from the surface of an object when a person installs the heat insulation cotton sleeve after the cable is wound on the surface of the object, and the convenience of installing and using the cable is improved; and through the wiring terminal at the end part of the cable and the arrangement of the connecting cap, the cable can be conveniently connected when being used in a single wiring way and a plurality of cables are connected in series, so that the convenience of the cable in use is further improved.

Drawings

Fig. 1 is an isometric view of a heating cable according to the present invention;

fig. 2 is a schematic view of the connection cap and the connection terminal of the heating cable according to the present invention;

fig. 3 is an exploded view of the connection cap, the insulation shell and the connection terminal of the heating cable according to the present invention;

fig. 4 is a schematic structural diagram of a heating cable according to the present invention;

fig. 5 is a schematic view of the heating cable according to the present invention, shown in a disassembled state in fig. 4.

In the figure: 1. a guide core; 2. a thermally conductive insulator; 3. a protective sleeve; 4. a thermally conductive pad; 5. a self-adhesive layer; 6. a wiring terminal; 7. a connecting cap; 8. an insulating case; 9. filling a sleeve; 10. a support sleeve; 11. a buffer layer; 12. a protective film; 13. a flexible rope.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-5, a heating cable includes symmetrically arranged and spaced conductive cores 1 between them, the outer ring surfaces of the conductive cores 1 are all sleeved with heat conductive insulators 2, the outer ring surfaces of the heat conductive insulators 2 are fixed with protective sleeves 3, the lower side surfaces of the protective sleeves 3 are in an open state, and the lower sides of the two heat conductive insulators 2 are jointly fixed with heat conductive pads 4 through the openings of the protective sleeves 3.

The lower side surface of heat conduction pad 4 is equipped with from adhesive layer 5, and the both ends of leading core 1 all extend to the outside of heat conduction insulator 2 and are fixed with binding post 6, and wherein one end of leading core 1 inserts jointly through binding post 6 and is equipped with connecting cap 7, and the outside cover of connecting cap 7 is equipped with insulating casing 8, connects

cap

7 and 8 fixed connection of insulating casing, and the setting of insulating casing 8 can provide the insulation protection effect to connecting cap 7.

Outer anchor ring of protective sheath 3 inlays jointly and has packing sleeve 9, the downside of packing sleeve 9 is the open state to protective sheath 3, the outer anchor ring of protective sheath 3 inlays and has support cover 10, the downside that supports cover 10 corresponds protective sheath 3 and is the open state in, the outer anchor ring that supports cover 10 inlays and has buffer layer 11, buffer layer 11's downside corresponds protective sheath 3 and is the open state, and buffer layer 11 has toughness, the setting of packing sleeve 9, can be spacing to the position of leading core 1, and avoided the inside phenomenon that has great air gap of cable, and support the setting of cover 10, can provide the protection effect to the inside core 1 that leads of cable, receive the damage when striking with external object in order to avoid the cable, buffer layer 11, then make the outside of cable have better toughness.

Outer anchor ring cover of buffer layer 11 is equipped with protection film 12, the inner wall of protection film 12 and 5 laminating mutually from the adhesive layer, set up on the cover body that packing sleeve 9 is inside and be located between two protective sheaths 3 and inlayed the hole, toughness rope 13 has been inlayed through inlaying the hole to packing sleeve 9, the setting of protection film 12, make self-adhesive layer 5 can not contact with external air when the cable does not use, the dust pollution's in 5 by the outside air phenomenon from adhesive layer has been avoided promptly, and toughness rope 13's setting, then better tensile strength has been provided to the cable and the toughness of cable has been strengthened simultaneously.

The use principle and the advantages are as follows: the utility model discloses in the use, when heating cable need twine when the object surface, personnel tear cable surface's protection film 12, and then self-adhesive layer 5 of cable downside surface exposes outside, further cable winding is at the in-process on object surface, self-adhesive layer 5 of its cable downside pastes with external object surface mutually, thereby make the cable closely laminate on the object surface, from this when the cable laminating behind the object surface, personnel can be convenient have the cotton cover of heat preservation at cable externally mounted, and because the cable receives the effort of dragging of self-adhesive layer 5, avoided the phenomenon that the cable received slight effort and just breaks away from the object surface in the cotton cover installation of heat preservation, the installation convenience of heating cable in the use has been promoted promptly.

When the cable needs many series connection to use, personnel to 8 application of force of insulating casing, extract connecting cap 7 from the binding post 6 of cable tail end through insulating casing 8 promptly, further personnel alright pass through binding post 6 of tip to adjacent cable end to end in proper order to form series connection, need not to dial out in the thermal insulation body 2 of leading core 1 from the cable tail end hard when the cable is established ties and is used promptly, thereby promoted the convenience when the cable is established ties and is used.

Through the arrangement of the wiring terminal 6 and the connecting cap 7, after the cable is separated from the series connection state, the connecting cap 7 is inserted back to the wiring terminal 6 at the end part of the cable; and traditional cable breaks away from the back under the tandem state, need use instruments such as insulating tape to twist to close the connection to the 1 tip of leading of cable tip, twist together 1 tip of leading of cable tip promptly and carry out insulating parcel through insulating tape, and then this scheme compares with traditional cable, the cable breaks away from the tandem state only need connect cap 7 insert back binding post 6 alright again to convenience when effectively having promoted the cable use.

Therefore, under the mutual matching of the parts, the self-adhesive layer 5 is arranged, so that after the cable is wound on the surface of an object, the cable cannot be easily separated from the surface of the object when a person installs the heat insulation cotton sleeve, and the convenience of installing and using the cable is improved; and through the arrangement of the wiring terminal 6 at the end part of the cable and the connecting cap 7, the cable can be conveniently connected when being used in a single wiring way and a plurality of cables are connected in series, so that the convenience of the cable in use is further improved.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A heating cable comprises symmetrically arranged guide cores (1) with intervals between the guide cores, and is characterized in that heat-conducting insulators (2) are sleeved on the outer ring surfaces of the guide cores (1), and protective sleeves (3) are fixed on the outer ring surfaces of the heat-conducting insulators (2);

the downside surface of protective sheath (3) is the open mode, two the downside of heat conduction insulator (2) is fixed with heat conduction pad (4) through the opening part of protective sheath (3) jointly, the downside surface of heat conduction pad (4) is equipped with self-adhesive layer (5), the both ends of leading core (1) all extend to the outside of heat conduction insulator (2) and are fixed with binding post (6), just wherein one end of leading core (1) is inserted jointly through binding post (6) and is equipped with connecting cap (7).

2. A heating cable according to claim 1, characterized in that the connecting cap (7) is externally sheathed with an insulating sheath (8), and the connecting cap (7) is fixedly connected with the insulating sheath (8).

3. A heating cable according to claim 1, characterized in that the outer circumferential surface of the protective sheath (3) is jointly embedded with a filling sleeve (9), the underside of the filling sleeve (9) being open to the protective sheath (3).

4. A heating cable according to claim 3, wherein a support sleeve (10) is embedded in the outer circumferential surface of the protective sheath (3), and the lower side of the support sleeve (10) is open corresponding to the protective sheath (3).

5. A heating cable according to claim 4, characterized in that the outer circumferential surface of the support sheath (10) is embedded with a buffer layer (11), the lower side of the buffer layer (11) is open corresponding to the protective sheath (3), and the buffer layer (11) has flexibility.

6. A heating cable according to claim 5, characterized in that the outer circumferential surface of the buffer layer (11) is covered with a protective film (12), and the inner wall of the protective film (12) is attached to the self-adhesive layer (5).

7. A heating cable according to claim 3, characterized in that the filling sleeve (9) has a hole for insertion in the sleeve body between the two protective sleeves (3), and the filling sleeve (9) is inserted with the flexible cord (13) through the hole for insertion.