CN204760085U - High temperature resistant protection against rodents type cable for elevator - Google Patents
High temperature resistant protection against rodents type cable for elevator Download PDFInfo
- Publication number
- CN204760085U CN204760085U CN201520439369.2U CN201520439369U CN204760085U CN 204760085 U CN204760085 U CN 204760085U CN 201520439369 U CN201520439369 U CN 201520439369U CN 204760085 U CN204760085 U CN 204760085U
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- Prior art keywords
- sheath
- cable
- protection against
- core
- against rodents
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Abstract
The utility model relates to a cable field. High temperature resistant protection against rodents type cable for elevator, including the cable main part, the cable main part includes the sheath, has buried two at least cable cores in the sheath underground, and the cable core parallel is equipped with the sinle silk of mutual transposition side by side in the sheath in the cable core, and the direction of lay of sinle silk is different in the adjacent cable core, the cable core includes protective layer in, and the sinle silk is located the protective layer, still is equipped with an obturator in the interior protective layer, and the obturator is the obturator that comprises the PVC strip, the coating has a protection against rodents coating that comprises the protection against rodents agent on the outer wall of sheath, and the thickness of protection against rodents coating is not more than 0.5mm, and is not less than 0.1mm. The utility model discloses an optimize traditional for elevator structure of cable, the coating has the protection against rodents coating that the protection against rodents agent constitutes on traditional sheath outer wall to realize the effect of protection against rodents, it is different through the direction of lay of sinle silk in the adjacent cable core in addition, thus the anti torsional force of effectual assurance cable core.
Description
Technical field
The utility model relates to field of cables, is specifically related to a kind of cable for elevator.
Background technology
Elevator is requisite equipment of riding instead of walk in skyscraper, want frequent moving up and down, for elevator provides the cable of work also must move up and down along with elevator, and along with the development of science and technology and the needs of people's Working Life, in elevator, also needing communication and monitoring etc., some are movable, for this reason, also need to hang relevant holding wire in elevator, lifting repeatedly together with elevator.
Current elevator industry market mainly uses common polyvinyl chloride insulation sheath class cable, does not have the erosion that protection against rodents property is easily subject to the plague of rats, affects the normal communication of cable.
Utility model content
The utility model object is to be to provide high temperature resistant protection against rodents type cable for elevator, to solve at least one technical problem above-mentioned.
To achieve these goals, the technical solution of the utility model is as follows:
High temperature resistant protection against rodents type cable for elevator, comprise cable main, described cable main comprises sheath, at least two cable cores are embedded with in described sheath, described cable core is parallel and come in described sheath, it is characterized in that, be provided with mutually stranded core in described cable core, in adjacent described cable core, the direction of lay of described core is different;
Described cable core comprises an inner protective layer, and described core is positioned at described inner protective layer, is also provided with an obturator in described inner protective layer, and described obturator is the obturator be made up of PVC bar;
The outer wall of described sheath is coated with a protection against rodents coating be made up of Ratproof agent;
The thickness of described protection against rodents coating is not more than 0.5mm, and is not less than 0.1mm.
The utility model is by optimizing the structure of traditional elevator cable, traditional sheath outer wall is coated with the protection against rodents coating that Ratproof agent is formed, thus realize the effect of protection against rodents, in addition, different by the direction of lay of core in adjacent cable core, thus the effective torsional rotation force ensureing cable core, the utility model by being provided with an obturator be made up of PVC bar in traditional cable core, thus improves the tensile strength of cable core.
The number being provided with core in described cable core is two, is provided with two PVC bars in described cable core, described core and described PVC bar mutually stranded.
The number being provided with core in described cable core is greater than two, and described core is stranded in the periphery of described obturator.
Described core comprises an earth connection, replaces described obturator with described earth connection, and all the other cores in described cable core are stranded in the periphery of described earth connection.
As a kind of preferred version, described cable core is provided with two-layer electro-magnetic screen layer, and be respectively the first screen be made up of aluminium foil, the secondary shielding layer be made up of copper mesh, described first screen is positioned at the periphery of described secondary shielding layer;
Described first screen and described secondary shielding layer are all positioned at the periphery of described inner protective layer.
The utility model by being arranged with two-layer electro-magnetic screen layer at the outer of cable core, thus prevents the signal disturbing between adjacent cable core, realizes dual anti-tampering by the first screen and secondary shielding layer.
As another kind of preferred version, described cable core is provided with two-layer electro-magnetic screen layer, is respectively the first screen, secondary shielding layer, and described first screen is by the first wrapped screen of aluminium foil, and described secondary shielding layer is the secondary shielding layer be made up of copper mesh;
The outer wall of described core is surrounded with described first screen, and the periphery of described first screen is surrounded with the polyester belt lapping layer be made up of polyester belt;
The periphery of described inner protective layer is surrounded with described secondary shielding layer.
Thus prevent the signal disturbing between adjacent cable core, realize dual anti-tampering by the first screen and secondary shielding layer.
The outer wall of described sheath is also coated with high-temperature insulation enamelled coating, and the thickness of described high-temperature insulation enamelled coating is not more than 0.5mm, and is not less than 0.1mm;
Described high-temperature insulation enamelled coating is between protection against rodents coating and described sheath;
Described sheath is the sheath adopting low-smoke non-halogen flame-retardant polyurethane material to make.
Thus improve fire resistant.
The outer wall of described core is provided with the identifying body for identifying different core function, and described identifying body is one pigment coated.
Because the utility model is provided with multiple cable core, be provided with multiple core in each cable core, in order to ensure the accuracy that cable core assembles, the utility model is surrounded with identifying body by the outer wall at core.
Be embedded with an electronic tag in described sheath, described electronic tag is provided with signal transmitting antenna, is arranged with protective, using described sheath as described protective outside described signal transmitting antenna.
The utility model by being embedded with electronic tag in sheath; thus the collection contributed to sheath information; in addition; the utility model is chosen for sheath by the protective of the signal transmitting antenna by electronic tag; situation is launched by the signal of signal transmitting antenna; thus judge whether sheath has fracture, or fire damage.
Accompanying drawing explanation
The utility model is further illustrated below in conjunction with the drawings and specific embodiments:
Fig. 1 is a kind of structural representation of the present utility model.
Embodiment
The technological means realized to make the utility model, creation characteristic, reaching object and effect is easy to understand, below in conjunction with concrete diagram, setting forth the utility model further.
See Fig. 1, high temperature resistant protection against rodents type cable for elevator, comprises cable main, cable main comprises sheath 1, is embedded with at least two cable cores 2 in sheath 1, and cable core 2 is parallel and come in sheath 1, be provided with mutually stranded core 22 in cable core 2, in adjacent cable core 2, the direction of lay of core 22 is different; Cable core 2 comprises an inner protective layer, and core 22 is positioned at inner protective layer, is also provided with an obturator 21 in inner protective layer, and obturator 21 is the obturators 21 be made up of PVC bar; The outer wall of sheath 1 is coated with a protection against rodents coating be made up of Ratproof agent, the thickness of protection against rodents coating is not more than 0.5mm, and is not less than 0.1mm.The utility model is by optimizing the structure of traditional elevator cable, traditional sheath 1 outer wall is coated with the protection against rodents coating that Ratproof agent is formed, thus realize the effect of protection against rodents, in addition, different by the direction of lay of core 22 in adjacent cable core 2, thus the effective torsional rotation force ensureing cable core 2, the utility model by being provided with an obturator be made up of PVC bar 21 in traditional cable core 2, thus improves the tensile strength of cable core 2.
The number being provided with core 22 in cable core 2 is two, is provided with two PVC bars in cable core 2, and core 22 is mutually stranded with PVC bar.The number being provided with core 22 in cable core 2 is greater than two, and core 22 is stranded in the periphery of obturator 21.Core comprises an earth connection, and replace obturator with earth connection, all the other cores in cable core are stranded in the periphery of earth connection.
As a kind of preferred version, cable core 2 is provided with two-layer electro-magnetic screen layer, and be respectively the first screen be made up of aluminium foil, the secondary shielding layer be made up of copper mesh, the first screen is positioned at the periphery of secondary shielding layer; First screen and secondary shielding layer are all positioned at the periphery of inner protective layer.The utility model by being arranged with two-layer electro-magnetic screen layer at the outer of cable core 2, thus prevents the signal disturbing between adjacent cable core 2, realizes dual anti-tampering by the first screen and secondary shielding layer.
As another kind of preferred version, cable core 2 is provided with two-layer electro-magnetic screen layer, is respectively the first screen, secondary shielding layer, and the first screen is by the first wrapped screen of aluminium foil, and secondary shielding layer is the secondary shielding layer be made up of copper mesh; The outer wall of core 22 is surrounded with the first screen, and the periphery of the first screen is surrounded with the polyester belt lapping layer be made up of polyester belt; The periphery of inner protective layer is surrounded with secondary shielding layer.Thus prevent the signal disturbing between adjacent cable core 2, realize dual anti-tampering by the first screen and secondary shielding layer.
The outer wall of sheath is also coated with high-temperature insulation enamelled coating, and the thickness of high-temperature insulation enamelled coating is not more than 0.5mm, and is not less than 0.1mm; High-temperature insulation enamelled coating is between protection against rodents coating and sheath; Sheath is the sheath adopting low-smoke non-halogen flame-retardant polyurethane material to make.Thus improve fire resistant.
The outer wall of cable core 2 and the distance of sheath 1 outer wall are not less than 0.2cm, and are not more than 1cm.The utility model by limiting the distance of cable core 2 and sheath 1 outer wall, thus ensures that the size of sheath 1 adjusts accordingly, thus saves the cost of sheath 1 when adjacent cable core 2 diameter change difference is excessive.
The outer wall of core 22 is provided with the identifying body for identifying different core 22 function, and identifying body is one pigment coated.Because the utility model is provided with multiple cable core 2, be provided with multiple core 22 in each cable core 2, in order to ensure the accuracy that cable core 2 assembles, the utility model is by being surrounded with identifying body at the outer wall of core 22.
Be embedded with an electronic tag in sheath, electronic tag is provided with signal transmitting antenna, is arranged with protective, using sheath as protective outside signal transmitting antenna.The utility model by being embedded with electronic tag in sheath; thus the collection contributed to sheath information; in addition; the utility model is chosen for sheath by the protective of the signal transmitting antenna by electronic tag; situation is launched by the signal of signal transmitting antenna; thus judge whether sheath has fracture, or fire damage.Signal transmitting antenna is provided with easy breakpoint, and the external diameter that signal transmitting antenna is provided with easy breakpoint place is less than external diameter signal transmitting antenna not being provided with easy breakpoint.Thus effectively the pulled out condition of sheath is monitored.Signal transmitting antenna helically spring-like is arranged in sheath, and the elasticity direction of signal transmitting antenna is the central axial direction of cable main.
More than show and describe general principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and specification just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (4)
1. high temperature resistant protection against rodents type cable for elevator, comprise cable main, described cable main comprises sheath, at least two cable cores are embedded with in described sheath, described cable core is parallel and come in described sheath, it is characterized in that, be provided with mutually stranded core in described cable core, in adjacent described cable core, the direction of lay of described core is different;
Described cable core comprises an inner protective layer, and described core is positioned at described inner protective layer, is also provided with an obturator in described inner protective layer, and described obturator is the obturator be made up of PVC bar;
The outer wall of described sheath is coated with a protection against rodents coating be made up of Ratproof agent;
The thickness of described protection against rodents coating is not more than 0.5mm, and is not less than 0.1mm;
Be embedded with an electronic tag in described sheath, described electronic tag is provided with signal transmitting antenna, is arranged with protective, using described sheath as described protective outside described signal transmitting antenna.
2. high temperature resistant protection against rodents type cable for elevator according to claim 1, it is characterized in that: the number being provided with core in described cable core is greater than two, described core is stranded in the periphery of described obturator.
3. high temperature resistant protection against rodents type cable for elevator according to claim 1, it is characterized in that: described cable core is provided with two-layer electro-magnetic screen layer, be respectively the first screen be made up of aluminium foil, the secondary shielding layer be made up of copper mesh, described first screen is positioned at the periphery of described secondary shielding layer;
Described first screen and described secondary shielding layer are all positioned at the periphery of described inner protective layer.
4. high temperature resistant protection against rodents type cable for elevator according to claim 1, it is characterized in that: the outer wall of described sheath is also coated with high-temperature insulation enamelled coating, the thickness of described high-temperature insulation enamelled coating is not more than 0.5mm, and is not less than 0.1mm;
Described high-temperature insulation enamelled coating is between described protection against rodents coating and described sheath;
Described sheath is the sheath adopting low-smoke non-halogen flame-retardant polyurethane material to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520439369.2U CN204760085U (en) | 2015-06-24 | 2015-06-24 | High temperature resistant protection against rodents type cable for elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520439369.2U CN204760085U (en) | 2015-06-24 | 2015-06-24 | High temperature resistant protection against rodents type cable for elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204760085U true CN204760085U (en) | 2015-11-11 |
Family
ID=54474767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520439369.2U Expired - Fee Related CN204760085U (en) | 2015-06-24 | 2015-06-24 | High temperature resistant protection against rodents type cable for elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204760085U (en) |
-
2015
- 2015-06-24 CN CN201520439369.2U patent/CN204760085U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151111 Termination date: 20200624 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |