CN203134430U - Rat-proof and ant-proof communication cable - Google Patents
Rat-proof and ant-proof communication cable Download PDFInfo
- Publication number
- CN203134430U CN203134430U CN 201320186697 CN201320186697U CN203134430U CN 203134430 U CN203134430 U CN 203134430U CN 201320186697 CN201320186697 CN 201320186697 CN 201320186697 U CN201320186697 U CN 201320186697U CN 203134430 U CN203134430 U CN 203134430U
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Abstract
The utility model discloses a rat-proof and ant-proof communication cable; and when a cable is applied to a wild mountainous area, a lead is exposed outside since the cable is scratched and bitten by ants and rodent, and the short circuit of the cable is caused, so that great damage is caused, and maintenance and construction are more difficult to carry out. The rat-proof and ant-proof communication cable comprises a cable core and an outer sheath, wherein an inner sheath is arranged between the cable core and the outer sheath; the inner sheath is made of nylon and can be prevented from being bitten by ants and rats; a layer of glass fiber yarn band is also filled between the inner sheath and the outer sheath; a double-sided plastic-coated steel belt is arranged at the inner side of the inner sheath; and due to the used double-sided plastic-coated steel belt and the used glass fiber yarn band, the effect of preventing the cable from being scratched and bitten by ants and rodent can be further improved.
Description
[technical field]
The utility model relates to a kind of telecommunication cable.
[background technology]
Along with the develop rapidly of national freeway net, charge, signal, monitor and each system such as sue and labour depends on the normal operation of highway information network, make the fail safe of highway information network and reliability seem particularly important.Owing to human progressively pay attention to preserving the ecological environment, the information network of highway with the telecommunication cable environmental-protecting performance higher more fully requirement has been proposed also.Because the factors such as wild environment of the geographical features in the many mountain areas of China and topography and geomorphology, humidity or the high temperature of southern ravines and guillies criss-cross, the highway information network is had requirements at the higher level with technology and the quality of telecommunication cable, to the quality of cable particularly block-water performance requirements at the higher level are arranged.
Traditional highway information network with telecommunication cable mostly based on HYA, HYA53 and three kinds of models of HYAT53, HYA and HYA53 type telecommunication cable do not have water-proof function, HYAT53 type telecommunication cable waterproof relies on greasy for preventing water to block water, but ointment has not shortcomings such as easy cleaning, poor performance at low temperatures and high temperature drip, constructs and safeguards more complicated.In addition, this type of telecommunication cable does not have anti-ant and mouse bite preventing function, and ant class and rodent grab to sting and easily cause communication disruption, in case ant-proof mouse-proof is stung performance and the not good equipment that causes of block-water performance can't be worked, consequence will be very serious.
Therefore, how improving the anti-rodent of the waterproof effect of telecommunication cable and anti-ant class and grab and sting effect, is the problem that those skilled in the art need solve at present.
[summary of the invention]
The utility model provides a kind of termite-resistant rodent-resistant telecommunication cable, and this telecommunication cable has environmental protection, water preventing ability well and ant-proof mouse-proof is stung, and guarantee that the cable signal transmission security is reliable, and cable can not pollute to environment.
For solving the problems of the technologies described above, the utility model adopts following technical scheme:
A kind of termite-resistant rodent-resistant telecommunication cable comprises cable core and oversheath, is provided with inner sheath between described cable core and the oversheath, and described inner sheath is the nylon inner sheath.
Further, described oversheath is the PE oversheath.
Further, be provided with steel band between described inner sheath and the cable core.
Further, described steel band is two-sided plastic-coated steel band.
Further, be provided with waterstop between described cable core and the steel band.
Further, be provided with the glass fibre cotton yarn tape between described oversheath and the inner sheath.
Further, described cable core comprises mutually stranded outer water blocking yarn and cable elementary cell.
Further, described cable elementary cell comprises mutually stranded interior water blocking yarn and lead.
The beneficial effects of the utility model:
At first, telecommunication cable of the present utility model is provided with inner sheath between cable core and oversheath, the nylon inner sheath that inner sheath adopts ant-proof mouse-proof to sting, and also be filled with the layer of glass cotton yarn tape between inner sheath and the oversheath, the inner sheath inboard is provided with two-sided plastic-coated steel band, the use of two-sided plastic-coated steel band and glass fibre cotton yarn tape is further strengthened cable and is prevented that ant class, rodent grab the effect of stinging.
Secondly, cable core is coated with waterstop, substitutes traditional ointment, not only clean environment firendly, and convenient construction and maintenance; All include water blocking yarn in cable core and the cable base unit, make cable under the situation of waterstop breakage, still have block-water performance.
These characteristics of the present utility model and advantage will be below embodiment, accompanying drawing in detailed exposure.
[description of drawings]
Below in conjunction with accompanying drawing the utility model is described further:
Fig. 1 is structural representation of the present utility model.
[embodiment]
The utility model discloses a kind of termite-resistant rodent-resistant telecommunication cable, comprises cable core and oversheath, is provided with inner sheath between cable core and the oversheath, and described inner sheath is the nylon inner sheath that ant-proof mouse-proof is nibbled.Cable application is when open-air mountain area, and ant class and rodent sting grabbing of cable can cause lead to expose, and will cause that cable short circuit causes the expansion of huge damage and maintenance construction difficult.Use telecommunication cable of the present utility model can effectively prevent the generation of this situation.
Be explained and illustrated below in conjunction with the accompanying drawing of the utility model embodiment technical scheme to the utility model embodiment, but following embodiment is preferred embodiment of the present utility model only, is not whole.Based on the embodiment in the execution mode, those skilled in the art belong to protection range of the present utility model at following other embodiment that obtains of the prerequisite of not making creative work.
With reference to figure 1, described a kind of termite-resistant rodent-resistant telecommunication cable comprises cable core and oversheath 7, the inner sheath 5 that is provided with between cable core and the oversheath 7.
The nylon inner sheath that inner sheath 5 of the present utility model is nibbled for ant-proof mouse-proof, the nylon material of employing has very high mechanical strength, and ant-proof mouse-proof, wear-resisting, oil resistant, chemicals-resistant, high-low temperature resistant.Nylon material substitutes original pungent, can prevent effectively that ant mouse etc. is to the harm of cable, ensured the safe handling of cable, improve range of application and the useful life of cable, be applicable to the weather that day and night temperature is big and exist in the field extreme environment of ant plague of rats hidden danger, and not can to environment pollute and effect lasting.
Oversheath 7 is preferably PE plastics oversheath, and the PE material has cheaply, does not have any toxicity, and long service life is corrosion-resistant, good airproof performance, and resistance to wear is good, the advantage of intensity, rigidity, hardness height and good heat resistance.
Between oversheath 7 and inner sheath 5, glass fibre cotton yarn tape 6 is set again, further improves the intensity of cable, make cable have resistant to elevated temperatures characteristic and the ant-proof mouse-proof of strengthening cable is nibbled characteristic.Glass fiber yarn is senior electrical insulating material, also is heat-insulating material and fire-proof shield material, more the heatproof height of forceful electric power cable, do not fire, effect such as anti-corruption, heat insulation, electric insulation.
Improved, be provided with steel band 4 between inner sheath 5 and the cable core, described steel band 4 is two-sided plastic-coated steel band; Just band itself has certain mechanical strength, therefore plays the effect that auxiliary ant-proof mouse-proof is stung, and makes cable have the characteristic of anti-corrosion.
On the basis of the above, be provided with waterstop 3 between cable core and steel band 4, make cable have block-water performance, prevent because after soaked by rainwater, rainwater infiltrates and the short circuit that causes.
In addition, cable core comprises mutually stranded outer water blocking yarn 2 and cable elementary cell 1.Cable elementary cell 1 comprises mutually stranded interior water blocking yarn 11 and lead 12.Under the situation of waterstop breakage, still can have block-water performance.Water blocking yarn and waterstop substitute traditional ointment, not only clean environment firendly, and convenient construction and maintenance.
By above-described embodiment, the purpose of this utility model is by in full force and effect having reached.The personage who is familiar with this technology should be understood that the utility model includes but not limited to the content of describing in accompanying drawing and the top embodiment.Any modification that does not depart from function of the present utility model and structural principle all will be included in the scope of claims.
Claims (8)
1. a termite-resistant rodent-resistant telecommunication cable comprises cable core and oversheath, it is characterized in that: be provided with inner sheath between described cable core and the oversheath, described inner sheath is the nylon inner sheath.
2. a kind of termite-resistant rodent-resistant telecommunication cable according to claim 1, it is characterized in that: described oversheath is the PE oversheath.
3. a kind of termite-resistant rodent-resistant telecommunication cable according to claim 1 is characterized in that: be provided with steel band between described inner sheath and the cable core.
4. a kind of termite-resistant rodent-resistant telecommunication cable according to claim 3, it is characterized in that: described steel band is two-sided plastic-coated steel band.
5. according to claim 3 or 4 described a kind of termite-resistant rodent-resistant telecommunication cables, it is characterized in that: be provided with waterstop between described cable core and the steel band.
6. according to each described a kind of termite-resistant rodent-resistant telecommunication cable in the claim 1 to 4, it is characterized in that: be provided with the glass fibre cotton yarn tape between described oversheath and the inner sheath.
7. according to each described a kind of termite-resistant rodent-resistant telecommunication cable in the claim 1 to 4, it is characterized in that: described cable core comprises mutually stranded outer water blocking yarn and cable elementary cell.
8. a kind of termite-resistant rodent-resistant telecommunication cable according to claim 7, it is characterized in that: described cable elementary cell comprises mutually stranded interior water blocking yarn and lead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320186697 CN203134430U (en) | 2013-04-12 | 2013-04-12 | Rat-proof and ant-proof communication cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320186697 CN203134430U (en) | 2013-04-12 | 2013-04-12 | Rat-proof and ant-proof communication cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203134430U true CN203134430U (en) | 2013-08-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320186697 Expired - Fee Related CN203134430U (en) | 2013-04-12 | 2013-04-12 | Rat-proof and ant-proof communication cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203134430U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103247374A (en) * | 2013-04-12 | 2013-08-14 | 王小平 | Ratproof and ant-prevention communication cable |
-
2013
- 2013-04-12 CN CN 201320186697 patent/CN203134430U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103247374A (en) * | 2013-04-12 | 2013-08-14 | 王小平 | Ratproof and ant-prevention communication cable |
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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: 20130814 Termination date: 20150412 |
|
| EXPY | Termination of patent right or utility model |