CN204681062U - A kind of prefabricated lute in cold shrink sleeve - Google Patents
A kind of prefabricated lute in cold shrink sleeve Download PDFInfo
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- CN204681062U CN204681062U CN201520371518.6U CN201520371518U CN204681062U CN 204681062 U CN204681062 U CN 204681062U CN 201520371518 U CN201520371518 U CN 201520371518U CN 204681062 U CN204681062 U CN 204681062U
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- elastomer
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- lute
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Abstract
The utility model discloses a kind of prefabricated lute in cold shrink sleeve, comprise rubber elastomer, support chipware, rubber elastomer two ends are respectively arranged with the first elastomer contact portion and the second elastomer contact portion, the first elastomer contact portion and the second elastomer contact portion and support between chipware and be also prefabricated with a fluid sealant mud layer respectively; The end in the first elastomer contact portion is provided with the first elastomer end, and the end in the second elastomer contact portion is provided with the second elastomer end, and the first elastomer end and the second elastomer end directly contact fixing with support chipware respectively.Lute in of the present utility model is each gap of automatic flowing interstitial wire cable joint under the radial pressure of rubber elastomer, play effective waterproof sealing, can provide safeguard for the Signal transmissions of safety steady in a long-term and supply of electric power, in product use procedure, lute in can not outwards overflow, avoid fluid sealant mud layer contact with extraneous air and be oxidized, guarantee the sealing property of product, long service life.
Description
Technical field
The utility model relates to chemical materials, in particular a kind of prefabricated lute in cold shrink sleeve.
Background technology
In prior art, be mostly to adopt single cold shrink sleeve to carry out waterproof sealing to cable connector; Or adopt second third adhesive tape and cold shrink sleeve to support the use, be namely first wound around 3 ~ 5 layers of ethylene-propylene rubber adhesive tape at cable connector place, then use in the outside of ethylene-propylene rubber band cold shrink sleeve to shrink and hold tightly.
Make to carry out insulating protection in this way and mainly contain following defect:
1, waterproof sealing performance defect.Communication base station is that DIN head turns 1/2 feeder line or N head turns 1/2 feeder head, joint surface is all irregular, there is a lot of gap, single cold shrink tube is adopted to protect cable, there is sealing effectiveness bad, the defect of easy infiltration, because the surface of cold shrink tube elastomer or second third adhesive tape is too hard, cannot fit closely with apertured cable connector, effective protection can not be formed, can only external environment condition be completely cut off, can not air be completely cut off, will directly affect the security reliability of communication signal quality or electric power transfer at sleety weather especially.
2, inconvenient operation.Along with communication 4G upgrades, the cable connector narrow space of each communication base station, second third adhesive tape and the matching used guard technology of cold shrink tube can not meet construction and installation demand, substantially cannot normal running.
3, weatherability is bad.Need the parts of insulating protection mostly to be outdoor, need material to have long high-low temperature resistant ageing properties, the resistance to low temperature of ethylene-propylene rubber adhesive tape is poor, there will be high temperature and to overflow the phenomenon of glue, low temperature brittleness.
4, maintenance is inconvenient.Second third adhesive tape bonding of internal layer is strong, dismantle, keep in repair extremely inconvenient.
5, for the sealing effectiveness extreme difference of abnormally-structured cable.The junction of power industry mostly is profiled parts, and adopt these two kinds of protectiving schemes can not effectively fill the gap of different in nature parts, the air layer of formation has the hidden danger of electrical breakdown, and sealing effectiveness is bad, easily loosens.
Therefore, prior art existing defects, needs to improve.
Utility model content
Technical problem to be solved in the utility model is: provide that a kind of waterproof sealing performance is good, the prefabricated lute in cold shrink sleeve of long service life.
The technical solution of the utility model is as follows: a kind of prefabricated lute in cold shrink sleeve, comprise rubber elastomer and for the elastomeric support chipware of support rubber, rubber elastomer two ends are respectively arranged with the first elastomer contact portion and the second elastomer contact portion, wherein, the first elastomer contact portion and the second elastomer contact portion and support between chipware and be also prefabricated with a fluid sealant mud layer respectively; Further, the end in the first elastomer contact portion is provided with the first elastomer end, and the end in the second elastomer contact portion is provided with the second elastomer end, and the first elastomer end and the second elastomer end directly contact fixing with support chipware respectively.
Be applied to technique scheme, in described prefabricated lute in cold shrink sleeve, the width of the first elastomer end and the second elastomer end is respectively 2 mm-50mm.
Be applied to each technique scheme, in described prefabricated lute in cold shrink sleeve, the thickness of fluid sealant mud layer is 0.5 mm-10mm, and width is 5mm-100mm.
Be applied to each technique scheme, in described prefabricated lute in cold shrink sleeve, rubber elastomer is less than the overall diameter of support chipware departing from the interior diameter after supporting chipware.
Be applied to each technique scheme, in described prefabricated lute in cold shrink sleeve, supporting chipware overall diameter is 15mm-120mm, and rubber elastomer is 4 mm-40mm departing from the interior diameter after supporting chipware.
Be applied to each technique scheme, in described prefabricated lute in cold shrink sleeve, rubber elastomer is silicone elastomer or ethylene-propylene-diene monomer glue elastomer or acrylonitrile-butadiene rubber elastomer.
Be applied to each technique scheme, in described prefabricated lute in cold shrink sleeve, support the end core rope of chipware setting for extracting, support chipware axially joint line at the radial spiral extension of the inner chamber of rubber elastomer, and, rubber elastomer is set to automatic shrinkage elastomer, and wherein, rubber elastomer is set to the elastomer that permanent set can automatically be shunk within 20%.
Adopt such scheme, the utility model is by being also prefabricated with a fluid sealant mud layer respectively in the first elastomer contact portion with between the second elastomer contact portion and support chipware, lute in each gap of automatic flowing interstitial wire cable joint under the radial pressure of rubber elastomer of fluid sealant mud layer, play effective waterproof sealing, can provide safeguard for the Signal transmissions of safety steady in a long-term and supply of electric power, and, by arranging the first elastomer end and the second elastomer end, thus in product use procedure, lute in can not outwards overflow, avoid fluid sealant mud layer contact with extraneous air and be oxidized, guarantee the sealing property of product, long service life.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.
Present embodiments provide a kind of prefabricated lute in cold shrink sleeve, it can be widely used in the waterproof insulation sealing of communication base station joint, power cable connector, cold shrink tube has good elasticity, automatically can shrink and hold cable connector tightly, lute in is each gap of automatic flowing interstitial wire cable joint under the radial pressure of rubber elastomer, play effective waterproof sealing, can provide safeguard for the Signal transmissions of safety steady in a long-term and supply of electric power.
As shown in Figure 1, prefabricated lute in cold shrink sleeve comprises rubber elastomer 1 and supports chipware 4, support chipware 4 for support rubber elastomer 1, rubber elastomer 1 is the rubber elastomer of a whole installation, it can be silicone elastomer or ethylene-propylene-diene monomer glue elastomer or acrylonitrile-butadiene rubber elastomer etc., as long as the rubber elastomer that resilience meets the demands can, do not explicitly call for here.
And, rubber elastomer 1 two ends are respectively arranged with the first elastomer contact portion 131 and the second elastomer contact portion 132, the rubber elastomer that the as a whole material of rubber elastomer 1 is made, first elastomer contact portion 131 and the second elastomer contact portion 132 are the position that two of rubber elastomer 1 two ends are different, and, first elastomer contact portion 131 and the second elastomer contact portion 132 are same material, and the elastomer contact portion of same structure size, a fluid sealant mud layer is prefabricated with between first elastomer contact portion 131 and support chipware, and, a fluid sealant mud layer is prefabricated with too between second elastomer contact portion 132 and support chipware, such as, shown in Fig. 1, a fluid sealant mud layer 3 is prefabricated with between first elastomer contact portion 131 and support chipware, fluid sealant mud layer 3 contacts with the inner side 11 in the first elastomer contact portion 131 and arranges, second elastomer contact portion 132 is identical with the structure between the first elastomer contact portion 131 and support chipware with the structure supported between chipware.
Fluid sealant mud layer is the sealant of a pureed, chipware pull-out will supported, and when being inserted in communication base station joint, power cable connector etc., the mobility of fluid sealant mud layer pureed can be utilized, make its automatic flowing by the radial pressure of rubber elastomer and each gap of interstitial wire cable joint, play effective waterproof seal.
And, the end in the first elastomer contact portion 131 is provided with the first elastomer end 21, the end in the second elastomer contact portion 132 is provided with the second elastomer end 22, first elastomer end 21 and the second elastomer end 22 directly contact fixing with support chipware 1 respectively, that is the first elastomer end 21 and support between chipware 1 and be not provided with fluid sealant mud layer, and and the second elastomer end 22 and support between chipware 1 and be not provided with fluid sealant mud layer too; So, in product use procedure, lute in can not outwards overflow, and avoids fluid sealant mud layer and contacts with extraneous air and be oxidized, guarantee the sealing property of product, long service life.
Or, in use, the width of the first elastomer end 21 and the second elastomer end 22 can be respectively 2 mm-50mm, 2 mm-50mm are set to respectively along the length of the radial direction supporting chipware by the first elastomer end 21 and the second elastomer end 22, such as, width can be 2mm, 5mm, 10mm, 20mm, 50mm etc., so, according to the needs of cable connector, width is set to suitable scope, can guarantee that the too short fluid sealant mud layer that makes overflows, or the long waste causing material.
Such as, such as, or the thickness of fluid sealant mud layer is 0.5 mm-10mm, and, thickness is 0.5mm, 1.5mm, 2.5mm, 5mm, 10mm etc., and width is 5mm ~ 100mm, and, width can be 5mm, 30mm, 50mm, 80mm, 100mm etc.; So, according to the needs of cable connector, thickness and the width of fluid sealant mud layer is set, makes its thickness and width be set to suitable scope, its sealing property of too small size impact can be avoided, or the waste of material that excessive size causes.
Again or, rubber elastomer is less than the overall diameter of support chipware departing from the interior diameter after supporting chipware, such as, can realize by adopting the good rubber elastomer of elasticity, so, making the interior diameter of rubber elastomer after departing from support chipware be less than the overall diameter supporting chipware, guarantee after the pull-out of support chipware, compactness between rubber elastomer and cable connector, makes cold shrink tube can hold cable connector tightly by automatic tightening, good sealing effect.
Or, the overall diameter supporting chipware is 15mm-120mm, such as, 15mm, 25mm, 40mm, 60mm, 100mm, 120mm etc. can be set to, and, rubber elastomer is 4 mm-40mm departing from the interior diameter after supporting chipware, such as, 4mm, 10mm, 20mm, 40mm etc., as long as rubber elastomer is less than the overall diameter of support chipware departing from the interior diameter after supporting chipware, and the interior diameter of rubber elastomer after departing from support chipware meets the seal request of each dimension line cable joint, does not do any restriction herein.
Or, support chipware 4 arranges the end core rope 40 for extracting, support chipware 4 when extracting 40 to be drawn out of along joint line 5 at the radial spiral extension of the inner chamber of rubber elastomer 1, and, rubber elastomer is set to automatic shrinkage elastomer, wherein, rubber elastomer is set to the elastomer that permanent set can automatically be shunk within 20%, so, in use, product is inserted in the joint needing waterproof sealing, extracts prefabricated support chipware, cold shrink tube automatically can be shunk and be held cable connector tightly, and operation can complete.
These are only preferred embodiment of the present utility model, be not limited to the utility model, all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection range of the present utility model.
Claims (7)
1. a prefabricated lute in cold shrink sleeve, comprises rubber elastomer and for the elastomeric support chipware of support rubber, it is characterized in that:
Rubber elastomer two ends are respectively arranged with the first elastomer contact portion and the second elastomer contact portion, wherein, and the first elastomer contact portion and the second elastomer contact portion and support between chipware and be also prefabricated with a fluid sealant mud layer respectively;
Further, the end in the first elastomer contact portion is provided with the first elastomer end, and the end in the second elastomer contact portion is provided with the second elastomer end, and the first elastomer end and the second elastomer end directly contact fixing with support chipware respectively.
2. prefabricated lute in cold shrink sleeve according to claim 1, is characterized in that, the width of the first elastomer end and the second elastomer end is respectively 2 mm-50mm.
3. prefabricated lute in cold shrink sleeve according to claim 1, is characterized in that, the thickness of fluid sealant mud layer is 0.5 mm-10mm, and width is 5mm-100mm.
4. according to the arbitrary described prefabricated lute in cold shrink sleeve of claim 1-3, it is characterized in that, rubber elastomer is less than the overall diameter of support chipware departing from the interior diameter after supporting chipware.
5. prefabricated lute in cold shrink sleeve according to claim 4, is characterized in that, supporting chipware overall diameter is 15mm-120mm, and rubber elastomer is 4 mm-40mm departing from the interior diameter after supporting chipware.
6. prefabricated lute in cold shrink sleeve according to claim 4, is characterized in that, rubber elastomer is silicone elastomer or ethylene-propylene-diene monomer glue elastomer or acrylonitrile-butadiene rubber elastomer.
7. prefabricated lute in cold shrink sleeve according to claim 6, it is characterized in that, support the end core rope of chipware setting for extracting, support chipware axially joint line at the radial spiral extension of the inner chamber of rubber elastomer, further, rubber elastomer is set to the elastomer that permanent set can automatically be shunk within 20%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520371518.6U CN204681062U (en) | 2015-06-03 | 2015-06-03 | A kind of prefabricated lute in cold shrink sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520371518.6U CN204681062U (en) | 2015-06-03 | 2015-06-03 | A kind of prefabricated lute in cold shrink sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204681062U true CN204681062U (en) | 2015-09-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520371518.6U Active CN204681062U (en) | 2015-06-03 | 2015-06-03 | A kind of prefabricated lute in cold shrink sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204681062U (en) |
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2015
- 2015-06-03 CN CN201520371518.6U patent/CN204681062U/en active Active
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 518000 Guangdong city of Shenzhen province Gongming Guangming New District Office of the village community Feng Xin Lu Xinjian Xing Technology Industrial Park B3 Building 1 floor, 5 floor, B C, C B4, 6 floor, building 8 floor B Patentee after: SHENZHEN CONTRAN NEW MATERIAL CO., LTD. Address before: 518000 Guangdong city of Shenzhen province Gongming Guangming New District Office of the village community Feng Xin Lu Xinjian Xing Technology Industrial Park B3 Building 1 floor, 5 floor, B C, C B4, 6 floor, building 8 floor B Patentee before: Shenzhen Cotran Industrial Material Co., Ltd. |