CN103915150A - Crane arm control cable - Google Patents
Crane arm control cable Download PDFInfo
- Publication number
- CN103915150A CN103915150A CN201210591831.1A CN201210591831A CN103915150A CN 103915150 A CN103915150 A CN 103915150A CN 201210591831 A CN201210591831 A CN 201210591831A CN 103915150 A CN103915150 A CN 103915150A
- Authority
- CN
- China
- Prior art keywords
- arm control
- crane arm
- control cables
- cable
- core
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/04—Flexible cables, conductors, or cords, e.g. trailing cables
- H01B7/041—Flexible cables, conductors, or cords, e.g. trailing cables attached to mobile objects, e.g. portable tools, elevators, mining equipment, hoisting cables
Abstract
The invention discloses a crane arm control cable which includes an external protective sleeve (4), and a plurality of cable cores and a reinforcement core (1), which are arranged in the external protective sleeve (4). A shielding layer is arranged outside the cable cores. The reinforcement core (1), the cable cores and the external protective sleeve (4) are integrated into a whole. The reinforcement core added in the middle of the plurality of cable cores plays a cable protection role and improves a bending resistance capability of the cable; the reinforcement core makes long-distance installation of the cable possible and reduces risks in installation and operation processes of the cable; and the cable is oil resistant, wear resistant, bending resistant and ultraviolet-proof.
Description
Technical field
The present invention relates to the construction of cable, relate in particular to a kind of crane arm control cables.
Background technology
Along with the continuous expansion of the industry sizes such as China Power industry, data communication industry, urban track traffic industry, car industry and shipbuilding, also will increase rapidly the demand of electric wire, following electric wire industry also has huge development potentiality.But although existing crane arm control cables has good electrical connection performance, because structure is comparatively complicated, weight is larger, in the time of built on stilts or unsettled laying, likely rupture because not bearing self overall weight.
Summary of the invention
The technical problem to be solved in the present invention is, can not bear the defect of own wt etc. for prior art crane arm control cables, and a kind of crane arm control cables is provided.
The technical solution adopted for the present invention to solve the technical problems is: a kind of crane arm control cables is provided, comprises oversheath, be located at multi-cable core and strengthening core in oversheath; Cable core is provided with screen outward; Strengthening core, cable core and oversheath shape are in aggregates.
Preferably, the cross section of described crane arm control cables is circular, is once oversheath, cable core and strengthening core from outside to inside; Multi-cable core is looped around on the circumference of strengthening core.
Preferably, the radical of described cable core is the six roots of sensation.
Preferably, described cable core comprises the insulating barrier of conductor and coating conductor.
Preferably, described conductor is that the thin strand of multiply and essence are twisted into the thin one-level copper free wire of bundle.
Preferably, the material of described insulating barrier is polyvinyl chloride.
Preferably, described cable core is colored core or coding core.
Preferably, the material of described oversheath is polyvinyl chloride or the fine compound of fourth.
Preferably, described screen is tincopper fuse wire braided armor.
Preferably, described screen is shielding density >=80%.
Implement crane arm control cables of the present invention; have the following advantages or beneficial effect: the strengthening core increasing in the middle of multi-cable core; cable is played a protective role; improve the bend resistance ability of cable; strengthening core makes the long distance of cable be mounted for possibility; hang span and can reach 150 meters, and reduced the risk of cable in installation and operation process, and oil resistant, wear-resisting, resistance to bending, antiultraviolet.
Brief description of the drawings
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, below the accompanying drawing of required use during embodiment is described is briefly described, obviously, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing, in accompanying drawing:
Fig. 1 is the cross sectional representation of crane arm control cables embodiment of the present invention.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearer, the various embodiment that below will describe will be with reference to corresponding accompanying drawing, these accompanying drawings have formed a part of embodiment, have wherein described and have realized the various embodiment that the present invention may adopt.Should understand, also can use other embodiment, or the embodiment enumerating is herein carried out to the amendment on 26S Proteasome Structure and Function, and can not depart from the scope and spirit of the present invention.
In a kind of crane arm control cables embodiment provided by the invention, as shown in Figure 1, comprise oversheath 4, be located at multi-cable core and strengthening core 1 in oversheath 4; Cable core is provided with screen outward; Strengthening core 1, cable core and oversheath 4 shapes are in aggregates.Wherein, screen is tincopper fuse wire braided armor, and shielding density >=80%, to prevent external high frequency electromagnetic interference.
The cross section of crane arm control cables is circular, is followed successively by from outside to inside oversheath 4, cable core and strengthening core 1; Multi-cable core is looped around on the circumference of strengthening core 1, and cable core is preferably the six roots of sensation.
Cable core comprises the insulating barrier 3 of conductor 2 and coating conductor 2, and wherein, conductor 2 twists for multiply is thin and essence is twisted into the thin one-level copper free wire of bundle.And insulating barrier 3 is high-quality pvc material, be designed to colored core or coding core, reduce the outside diameter of cable and reduced the requirement to installing space.
Oversheath 4 is for adopting high flexibility pvc material or the fine compound of fourth to make, and disposable shaping is coated on outside the screen of cable core, ensures the specious, flexible of cable.
Polyvinyl chloride, Polyvinylchloride, PVC, the thermoplastic resin being polymerized under initator effect by vinyl chloride.Be the homopolymers of vinyl chloride, ryuron and vinyl chloride copolymer are referred to as vinyl chloride resin.PVC is the white powder of impalpable structure, and the degree of branching is less.Industrial PVC molecular weight generally, in 50,000～120,000 scopes, has larger polydispersity, and molecular weight increases with the reduction of polymerization temperature; Without definite melting point, 80～85 DEG C start to soften, and 130 DEG C become viscoelastic state, and 160～180 DEG C start to change into viscous state; There is good mechanical performance, tensile strength 60MPa left and right, impact strength 5～10kJ/m2; There are excellent dielectric property.But to the poor stability of light and heat, more than 100 DEG C or through long-time exposure in sunshine, will decompose and produce hydrogen chloride, and further autocatalysis is decomposed, cause variable color, physical and mechanical properties also declines rapidly, must add in actual applications stabilizer to improve the stability to light and heat.
Cable core of the present invention adopts the stranded technique of armour formula; in the middle of six roots of sensation cable core, increase a high strength and fill tie rod; as the strengthening core of whole product; adopt strengthening core to play a protective role to cable; improve the bend resistance ability of cable; strengthening core makes the long distance of cable be mounted for possibility, hangs span and can reach 150 meters, and reduced the risk of cable in installation and operation process.
The invention provides and be a kind ofly widely used in reciprocal free bend and move without forcing the crane arm control cables of pulling force, be particularly useful for connection and control flexible cable in crane arm control system.Crane arm control cables of the present invention belongs to high flexibility flexible cable, oil resistant, wear-resisting, resistance to bending, antiultraviolet; Translational speed can reach 2 meter per seconds; Number of bends can be up to 300-400 to ten thousand continuous cores of 600-2000.
The foregoing is only preferred embodiment of the present invention, those skilled in the art know, without departing from the spirit and scope of the present invention, can carry out various changes or be equal to replacement these features and embodiment.In addition, under instruction of the present invention, can modify to adapt to concrete situation and material and can not depart from the spirit and scope of the present invention these features and embodiment.Therefore, the present invention is not subject to the restriction of specific embodiment disclosed herein, and the embodiment within the scope of all the application's of falling into claim belongs to protection scope of the present invention.
Claims (10)
1. a crane arm control cables, is characterized in that, comprises oversheath (4), is located at multi-cable core and strengthening core (1) in described oversheath (4); Described cable core is provided with screen outward; Described strengthening core (1), cable core and oversheath (4) shape are in aggregates.
2. crane arm control cables according to claim 1, is characterized in that, the cross section of described crane arm control cables is circular, is followed successively by from outside to inside oversheath (4), cable core and strengthening core (1); Many described cable cores are looped around on the circumference of described strengthening core (1).
3. crane arm control cables according to claim 2, is characterized in that, the radical of described cable core is the six roots of sensation.
4. crane arm control cables according to claim 3, is characterized in that, described cable core comprises the insulating barrier (3) of conductor (2) and coated described conductor (2).
5. crane arm control cables according to claim 4, is characterized in that, described conductor (2) twists for multiply is thin and essence is twisted into the thin one-level copper free wire of bundle.
6. crane arm control cables according to claim 4, is characterized in that, the material of described insulating barrier (3) is polyvinyl chloride.
7. crane arm control cables according to claim 4, is characterized in that, described cable core is colored core or coding core.
8. crane arm control cables according to claim 4, is characterized in that, the material of described oversheath (4) is polyvinyl chloride or the fine compound of fourth.
9. crane arm control cables according to claim 1, is characterized in that, described screen is tincopper fuse wire braided armor.
10. crane arm control cables according to claim 9, is characterized in that, described screen is shielding density >=80%.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210591831.1A CN103915150A (en) | 2012-12-31 | 2012-12-31 | Crane arm control cable |
| PCT/CN2013/072421 WO2014101352A1 (en) | 2012-12-31 | 2013-03-11 | Crane arm control cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210591831.1A CN103915150A (en) | 2012-12-31 | 2012-12-31 | Crane arm control cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103915150A true CN103915150A (en) | 2014-07-09 |
Family
ID=51019842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210591831.1A Pending CN103915150A (en) | 2012-12-31 | 2012-12-31 | Crane arm control cable |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103915150A (en) |
| WO (1) | WO2014101352A1 (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201607981U (en) * | 2010-02-24 | 2010-10-13 | 江苏上上电缆集团有限公司 | Twisting-resistant festoon cable |
| CN201717025U (en) * | 2010-05-17 | 2011-01-19 | 上海熊猫线缆股份有限公司 | Towing chain cable |
| CN202332349U (en) * | 2011-05-24 | 2012-07-11 | 上海南洋电材有限公司 | Wear-resistant and anti-torsion drag-chain cable |
| CN202549396U (en) * | 2012-03-30 | 2012-11-21 | 安徽华源电缆集团有限公司 | Watertight-type low-smoke control cable for ships |
| CN203276920U (en) * | 2012-12-31 | 2013-11-06 | 深圳市联嘉祥科技股份有限公司 | Control cable of crane arm |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005176542A (en) * | 2003-12-12 | 2005-06-30 | Furukawa Electric Co Ltd:The | Cable dry termination section |
| CN101399095A (en) * | 2008-06-03 | 2009-04-01 | 吴霖刚 | Circular elevator cable with twinning shielding signal line |
| CN202394563U (en) * | 2011-11-15 | 2012-08-22 | 天津朗兴电线电缆有限公司 | Transmission cable of hoisting equipment |
-
2012
- 2012-12-31 CN CN201210591831.1A patent/CN103915150A/en active Pending
-
2013
- 2013-03-11 WO PCT/CN2013/072421 patent/WO2014101352A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201607981U (en) * | 2010-02-24 | 2010-10-13 | 江苏上上电缆集团有限公司 | Twisting-resistant festoon cable |
| CN201717025U (en) * | 2010-05-17 | 2011-01-19 | 上海熊猫线缆股份有限公司 | Towing chain cable |
| CN202332349U (en) * | 2011-05-24 | 2012-07-11 | 上海南洋电材有限公司 | Wear-resistant and anti-torsion drag-chain cable |
| CN202549396U (en) * | 2012-03-30 | 2012-11-21 | 安徽华源电缆集团有限公司 | Watertight-type low-smoke control cable for ships |
| CN203276920U (en) * | 2012-12-31 | 2013-11-06 | 深圳市联嘉祥科技股份有限公司 | Control cable of crane arm |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2014101352A1 (en) | 2014-07-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20140709 |
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| RJ01 | Rejection of invention patent application after publication |