CN103595012B - A kind of insulated enclosure method of non-isometrical object - Google Patents
A kind of insulated enclosure method of non-isometrical object Download PDFInfo
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- CN103595012B CN103595012B CN201310636993.7A CN201310636993A CN103595012B CN 103595012 B CN103595012 B CN 103595012B CN 201310636993 A CN201310636993 A CN 201310636993A CN 103595012 B CN103595012 B CN 103595012B
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Abstract
The present invention discloses a kind of insulated enclosure method of non-isometrical object, comprise the steps: first, first cold shrink tube with the coniform or frustum on cone inclined-plane being shunk in the taper end of non-isometrical object, the first cold shrink tube after contraction maintains an equal level or close with the butt end surface of non-isometrical object adjacent to the butt end of non-isometrical object and the higher end on cone inclined-plane；Then, the second cold shrink tube is shunk on the butt end and the first cold shrink tube of non-isometrical object, thus complete the insulated enclosure of non-isometrical object.The insulated enclosure method of the non-isometrical object of the present invention is avoided that the easy sliding problem that external diameter etc. does not brings, and this insulated enclosure method is not only easy to install, and is difficult to slide, and is avoided that insulated enclosure is effective because expanding that multiplying power is excessive and the cracking that causes.
Description
Technical field
The present invention relates to a kind of insulated enclosure method of object, particularly relate to a kind of insulated enclosure method of non-isometrical object.
Background technology
Cold shrink tube is to utilize elastomeric material to inject sulfidization molding in factory, then through expanding formation shrinkage sheath and be lined with spiral support thing and form the parts of various cable accessory or other annex.When mounted, cold shrink tube being enclosed within cable end piece after treatment or joint or miscellaneous part, extract a stay tube of inner support out, shrinkage sheath is pressed on cable or miscellaneous part.
Refer to Fig. 1; needs for the thinner non-isometrical object 10 ' of the thicker other end in one end; people develop the non-isometrical cold shrink tube 20 ' of two ends different thicknesses; one end 21 ' of the most non-isometrical cold shrink tube 20 ' is thicker relative to the other end 22 '; in use; the butt end 21 ' of non-isometrical cold shrink tube 20 ' is inserted in one end that object 10 ' to be protected is thicker; the taper end 22 ' of cold shrink tube 20 ' is inserted in the taper end of object 10 ' to be protected, then pulls out a stay tube and makes on the shrinkage jacket shrinkage extremely object 10 ' to be protected of cold shrink tube 20 '.
But, after above-mentioned non-isometrical cold shrink tube 20 ' is inserted in non-isometrical object 10 ' and is made the most non-isometrical object 10 ' of shrinkage jacket shrinkage upper, butt end 21 ' the i.e. butt end of shrinkage sheath of non-isometrical cold shrink tube 20 ' can slide along the direction towards taper end, the distance of time the longest slip is the biggest even to come off, and this causes non-isometrical cold shrink tube 20 ' can not play its due insulated enclosure effect.
For above-mentioned situation, developer is by constantly studying discovery, the appearance of this phenomenon is to make the butt end of shrinkage sheath produce slip to taper end owing to non-isometrical shrinkage sheath exists, at butt end and taper end junction, the convergent force F, this convergent force F pulling butt end to move to taper end.
Summary of the invention
Present invention aims to above-mentioned the deficiencies in the prior art, it is provided that a kind of sealed insulation method that can improve insulated enclosure effect and be difficult to the non-isometrical object slided.
For realizing above-mentioned main purpose, the insulated enclosure method of the non-isometrical object of the present invention, comprise the steps:
First, first cold shrink tube with the coniform or frustum on cone inclined-plane being shunk in the taper end of non-isometrical object, the first cold shrink tube after contraction maintains an equal level or close with the butt end surface of non-isometrical object adjacent to the butt end of non-isometrical object and the higher end on cone inclined-plane；
Then, the second cold shrink tube is shunk on the butt end and the first cold shrink tube of non-isometrical object, thus complete the insulated enclosure of non-isometrical object.
Preferably, first cold shrink tube includes the first shrinkage sheath and first stay tube being built in the first shrinkage sheath, silicone rubber seal mud is had between first shrinkage sheath and first stay tube, this silicone rubber seal mud is around the outer surface being arranged at first stay tube, when the first cold shrink tube is contracted to the taper end of non-isometrical object, first stay tube is extracted out between the taper end of the first shrinkage sheath and non-isometrical object, during first stay tube is extracted out, silicone rubber seal mud is sealed between the taper end of the first shrinkage sheath and non-isometrical object, thus by the taper end insulated enclosure of the first cold shrink tube Yu non-isometrical object.
Preferably, described silicone rubber seal mud is around the two ends being arranged at described first stay tube.
Preferably, described second cold shrink tube includes the second shrinkage sheath and second stay tube being built in this second shrinkage sheath, silicone rubber seal mud is had between second shrinkage sheath and second stay tube, this silicone rubber seal mud is around the outer surface being arranged at second stay tube, when the second cold shrink tube is contracted on the butt end of non-isometrical object and the first cold shrink tube, by second stay tube from the butt end of the second shrinkage sheath Yu non-isometrical object, extract out between first cold shrink tube, during second stay tube is extracted out, silicone rubber seal mud is sealed in the butt end of the second shrinkage sheath and non-isometrical object, between first cold shrink tube, thus by the butt end of the second cold shrink tube Yu non-isometrical object, first cold shrink tube insulated enclosure.
Preferably, described silicone rubber seal mud is around the two ends being arranged at described second stay tube.
Described non-isometrical object is the object to be protected that the thicker other end in one end is thinner, such as thicker in junction cable, and here, the butt end of non-isometrical object is junction, and the taper end of non-isometrical object is cable.
Preferably, before the first cold shrink tube is installed on non-isometrical object, the taper end of non-isometrical object first it is wound in fluid sealant.First being wound in fluid sealant in butt end and first cold shrink tube of non-isometrical object before the second cold shrink tube is installed on non-isometrical object, this can increase insulated enclosure effect.
The beneficial effect of the insulated enclosure method of the non-isometrical object of the present invention:
The insulated enclosure method of the non-isometrical object of the present invention is shunk in the taper end of non-isometrical object by the first cold shrink tube of the coniform or frustum by having cone inclined-plane, and the first cold shrink tube after contraction maintains an equal level or close with the butt end surface of non-isometrical object adjacent to the butt end of non-isometrical object and the higher end on cone inclined-plane；Then it is contracted in butt end and first cold shrink tube of non-isometrical object by the second cold shrink tube, this is avoided that the easy sliding problem that external diameter etc. does not brings, and this insulated enclosure method is not only easy to install, and is difficult to slide, being avoided that the cracking caused because expansion multiplying power is excessive, insulated enclosure is effective.
Accompanying drawing explanation
Fig. 1 is the schematic diagram that the non-isometrical object of prior art uses non-isometrical cold shrink tube insulated enclosure；
Fig. 2 is the vertical section structure schematic diagram of the non-isometrical object of the insulated enclosure method of the non-isometrical object of the present invention；
Fig. 3 is that the taper end of the non-isometrical object of the insulated enclosure method of the non-isometrical object of the present invention shrinks the vertical section structure schematic diagram having the first cold shrink tube；
Fig. 4 is to shrink in the butt end of the non-isometrical object of the insulated enclosure method of the non-isometrical object of the present invention and the first cold shrink tube to have the vertical section structure schematic diagram of the second cold shrink tube；
Fig. 5 is the first cold shrink tube cross-section structure enlarged diagram after the improvement of the insulated enclosure method of the non-isometrical object of the present invention；
Fig. 6 is the second cold shrink tube cross-section structure enlarged diagram after the improvement of the insulated enclosure method of the non-isometrical object of the present invention；
Fig. 7 is that the insulated enclosure method of the non-isometrical object of the present invention uses the first cold shrink tube after improving, the schematic diagram of the second cold shrink tube.
Detailed description of the invention
For describing the technology contents of the present invention, insulated enclosure method in detail, realizing purpose and effect, below in conjunction with embodiment and coordinate accompanying drawing to be explained in detail.
For purposes of illustration only, two cold shrink tube are called the first cold shrink tube, the second cold shrink tube in the present invention, " first, second " is for convenience of identifying and being given a name for the sake of explanation.
Referring to Fig. 2, Fig. 3 and Fig. 4, in the present invention, non-isometrical object 10 refers to the object to be protected that one end is thicker relative to the other end, including butt end 11 and taper end 12; such as thicker in junction cable; here, the butt end of non-isometrical object is junction, and the taper end of non-isometrical object is cable.
First cold shrink tube 20 in frustum or coniform, has cone inclined-plane, including the first shrinkage sheath 21 and first stay tube (not shown) being built in the first shrinkage sheath 21.
Second cold shrink tube 30 includes the second shrinkage sheath 31 and second the stay tube (not shown) being built in the second shrinkage sheath 31.
The insulated enclosure method of the non-isometrical object of the present invention, comprises the steps:
First, the first cold shrink tube 20 being shunk in the taper end 12 of non-isometrical object 10, the first cold shrink tube 20 after contraction maintains an equal level or close with butt end 11 surface of non-isometrical object 10 adjacent to the butt end 11 of non-isometrical object 10 and the higher end on cone inclined-plane；
Then, the second shrinkage sheath 31 of the second cold shrink tube 30 is shunk on the butt end 11 and the first cold shrink tube 20 of non-isometrical object 10, thus complete the insulated enclosure of non-isometrical object 10.
In the present embodiment, above-mentioned first cold shrink tube and the second cold shrink tube can also be improved, including three kinds of situations, can only the first cold shrink tube be improved, only the second cold shrink tube can also be improved, it is also possible to the first cold shrink tube and the second cold shrink tube are improved simultaneously.Below the first cold shrink tube after improving and the second cold shrink tube are illustrated.
Refer to Fig. 5 and Fig. 7, there is disclosed the improvement to the first cold shrink tube 20 and service condition, silicone rubber seal mud 23 is had between first shrinkage sheath 21 and first stay tube 22 of the first cold shrink tube 20, this silicone rubber seal mud 23 is around the outer surface being arranged at first stay tube 22, when the first shrinkage sheath 21 of the first cold shrink tube 20 is contracted to the taper end 12 of non-isometrical object 10, first stay tube 22 is extracted out between the taper end 12 of the first shrinkage sheath 21 and non-isometrical object 10, during first stay tube 22 is extracted out, silicone rubber seal mud 23 is sealed between the taper end 12 of the first shrinkage sheath 21 and non-isometrical object 10, thus by taper end 12 insulated enclosure of the first cold shrink tube 20 with non-isometrical object 10.
Silicone rubber seal mud 23, in pureed, has auto-flowability, seals.In the present embodiment, silicone rubber seal mud 23 is to include based on silicon rubber, add antistructurizing agent or softening agent and unvulcanised lute that filler is formed.Antistructurizing agent or softening agent can be silicone oil antistructurizing agent/softening agent, such as hydroxy silicon oil etc.；Antistructurizing agent or softening agent can also be fluorine-containing insulating oil, such as lubricating oil, and every can playing carries out structure control and make it keep the constitution controller of auto-flowability silicon rubber.Filler can be the one in silica-based, magnesium hydroxide or aluminium hydroxide or several.Silicone rubber seal mud 23 has the auto-flowability of excellence at normal temperatures, and heat resistance is good, and service life is long.
Owing to being surrounded with silicone rubber seal mud 23 at first stay tube 22 outer surface, during installation, first cold shrink tube 20 is placed in the taper end of non-isometrical object 10, then first stay tube 22 is extracted out between the taper end 12 of the first shrinkage sheath 21 and non-isometrical object 10, during first stay tube 22 is extracted out, silicone rubber seal mud 23 does not moves with first stay tube 22, flow automatically movable sealing between the taper end 12 of the first cold shrink tube 20 and non-isometrical object 10 under the cold events restoring force effect of the first shrinkage sheath 21 of the first cold shrink tube 20, thus by taper end 12 insulated enclosure of the first cold shrink tube 20 with non-isometrical object 10, this improves the effect of insulated enclosure.
Preferably, silicone rubber seal mud 23, around being arranged at the two ends of first stay tube 22, can play the effect sealed at taper end 12 two ends of the first shrinkage sheath 21 with non-isometrical object 10, and this can save the consumption of silicone rubber seal mud 23.
nullRefer to Fig. 6 and Fig. 7，There is disclosed the improvement to the second cold shrink tube 30 and service condition，Silicone rubber seal mud 33 is had between second shrinkage sheath 31 and second stay tube 32 of the second cold shrink tube 30，This silicone rubber seal mud 33 is around the outer surface being arranged at second stay tube 32，When the second shrinkage sheath 31 of the second cold shrink tube 30 is contracted on the butt end 11 of non-isometrical object 10 and the first cold shrink tube 20，By second stay tube 32 from the butt end 11 of the second shrinkage sheath 31 with non-isometrical object 10、Extract out between first cold shrink tube 20，During second stay tube 32 is extracted out，Silicone rubber seal mud 33 is sealed in the butt end 11 of the second shrinkage sheath 31 and non-isometrical object 10、Between first cold shrink tube 20，Thus by the butt end 11 of the second cold shrink tube 30 with non-isometrical object 10、First cold shrink tube 20 insulated enclosure.
Silicone rubber seal mud 33, in pureed, has auto-flowability, seals.In the present embodiment, silicone rubber seal mud 33 is to include based on silicon rubber, add antistructurizing agent or softening agent and unvulcanised lute that filler is formed.Antistructurizing agent or softening agent can be silicone oil antistructurizing agent/softening agent, such as hydroxy silicon oil etc.；Antistructurizing agent or softening agent can also be fluorine-containing insulating oil, such as lubricating oil, and every can playing carries out structure control and make it keep the constitution controller of auto-flowability silicon rubber.Filler can be the one in silica-based, magnesium hydroxide or aluminium hydroxide or several.Silicone rubber seal mud 33 has the auto-flowability of excellence at normal temperatures, and heat resistance is good, and service life is long.
Owing to being surrounded with silicone rubber seal mud 33 at second stay tube 32 outer surface, during installation, second cold shrink tube 30 is placed in butt end 11 and first cold shrink tube 20 of non-isometrical object 10, then by second stay tube 32 from the second shrinkage sheath 31 and the butt end 11 of non-isometrical object 10, extract out between first cold shrink tube 20, during second stay tube 32 is extracted out, silicone rubber seal mud 33 does not moves with second stay tube 32, flow automatically movable sealing in the butt end 11 of the second cold shrink tube 30 with non-isometrical object 10 under the cold events restoring force effect of the second shrinkage sheath 31 of the second cold shrink tube 30, between first cold shrink tube 20, thus by the butt end 1 of the second cold shrink tube 30 with non-isometrical object 10, first cold shrink tube 20 insulated enclosure, this improves the effect of insulated enclosure.
Preferably, silicone rubber seal mud 33, around being arranged at the two ends of second stay tube 32, can play effect butt end 11, first cold shrink tube 20 of the second shrinkage sheath 31 with non-isometrical object 10 sealed, and this can save the consumption of silicone rubber seal mud 33.
The non-isometrical object 10 that surface is irregular can be insulated comprehensively be sealed by above-mentioned silicone rubber seal mud 23/33, silicone rubber seal mud 23/33 is owing to it has auto-flowability therefore can be filled in the irregular surfaces such as the pit of non-isometrical object 10 under the contraction reply power effect of the first shrinkage sheath 21/ second shrinkage sheath 31 from flowing, and this improves insulated enclosure effect.
In sum, the insulated enclosure method of the non-isometrical object of the present invention by shrinking in the taper end 12 of non-isometrical object 10 by the first cold shrink tube 20, the first cold shrink tube 20 after contraction maintains an equal level or close with butt end 11 surface of non-isometrical object 10 adjacent to the butt end 11 of non-isometrical object 10 and the higher end on cone inclined-plane, then it is contracted in butt end 11 and first cold shrink tube 20 of non-isometrical object 10 by the second cold shrink tube 30, this is avoided that the non-isometrical cold shrink tube of use, thus the easy sliding problem avoiding external diameter not etc. bringing, this insulated enclosure method is not only easy to install, and be difficult to slide, it is avoided that the cracking caused because expansion multiplying power is excessive, insulated enclosure is effective.
It addition, the first cold shrink tube 20 is in coniform or frustum, having cone inclined-plane, this can save raw material, reduces manufacturing cost.
The invention is not limited in above-mentioned detailed description of the invention, those skilled in the art also can make multiple change accordingly, but any is equal to the present invention or similar change all should be contained within the scope of the claims.
Claims (7)
1. the insulated enclosure method of a non-isometrical object, it is characterized in that, comprise the steps: first, first cold shrink tube with the coniform or frustum on cone inclined-plane being shunk in the taper end of non-isometrical object, the first cold shrink tube after contraction maintains an equal level or close with the butt end surface of non-isometrical object adjacent to the butt end of non-isometrical object and the higher end on cone inclined-plane；Then, second cold shrink tube is shunk on the butt end and the first cold shrink tube of non-isometrical object, thus complete the insulated enclosure of non-isometrical object, described first cold shrink tube includes the first shrinkage sheath and first stay tube being built in this first shrinkage sheath, silicone rubber seal mud is had between first shrinkage sheath and first stay tube, this silicone rubber seal mud is around the outer surface being arranged at first stay tube, when the first cold shrink tube is contracted to the taper end of non-isometrical object, first stay tube is extracted out between the taper end of the first shrinkage sheath and non-isometrical object, during first stay tube is extracted out, silicone rubber seal mud is sealed between the taper end of the first shrinkage sheath and non-isometrical object, thus by the taper end insulated enclosure of the first cold shrink tube Yu non-isometrical object.
The insulated enclosure method of non-isometrical object the most as claimed in claim 1, it is characterised in that: described silicone rubber seal mud is around the two ends being arranged at described first stay tube.
The insulated enclosure method of non-isometrical object the most as claimed in claim 1 or 2, it is characterized in that: described second cold shrink tube includes the second shrinkage sheath and second stay tube being built in this second cold shrink tube, silicone rubber seal mud is had between second shrinkage sheath and second stay tube, this silicone rubber seal mud is around the outer surface being arranged at second stay tube, when the second cold shrink tube is contracted on the butt end of non-isometrical object and the first cold shrink tube, by second stay tube from the butt end of the second shrinkage sheath Yu non-isometrical object, extract out between first cold shrink tube, during second stay tube is extracted out, silicone rubber seal mud is sealed in the butt end of the second shrinkage sheath and non-isometrical object, between first cold shrink tube, thus by the butt end of the second cold shrink tube Yu non-isometrical object, first cold shrink tube insulated enclosure.
The insulated enclosure method of non-isometrical object the most as claimed in claim 3, it is characterised in that: described silicone rubber seal mud is around the two ends being arranged at described second stay tube.
The insulated enclosure method of non-isometrical object the most as claimed in claim 2, it is characterised in that: described non-isometrical object is the cable thicker in junction, and the butt end of described non-isometrical object is junction, and the taper end of described non-isometrical object is cable.
The insulated enclosure method of non-isometrical object the most as claimed in claim 1, it is characterised in that: before the first cold shrink tube is installed on non-isometrical object, the taper end of non-isometrical object first it is wound in fluid sealant.
The insulated enclosure method of non-isometrical object the most as claimed in claim 1, it is characterised in that: first it is wound in fluid sealant before the second cold shrink tube is installed on non-isometrical object in butt end and first cold shrink tube of non-isometrical object.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310636993.7A CN103595012B (en) | 2013-12-03 | 2013-12-03 | A kind of insulated enclosure method of non-isometrical object |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310636993.7A CN103595012B (en) | 2013-12-03 | 2013-12-03 | A kind of insulated enclosure method of non-isometrical object |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103595012A CN103595012A (en) | 2014-02-19 |
| CN103595012B true CN103595012B (en) | 2016-09-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310636993.7A Active CN103595012B (en) | 2013-12-03 | 2013-12-03 | A kind of insulated enclosure method of non-isometrical object |
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| CN (1) | CN103595012B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107092063A (en) * | 2017-06-12 | 2017-08-25 | 福建省万维新能源电力有限公司 | A kind of optical cable draws water pipe precaution method |
| CN114123093A (en) * | 2021-12-13 | 2022-03-01 | 重庆泰山电缆有限公司 | Cable gas intermediate joint and cable connection method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1113045A (en) * | 1993-09-17 | 1995-12-06 | 阿尔卡塔尔电缆公司 | Power cable jointing accessory and power cable eouipped therewith |
| EP0886340A1 (en) * | 1997-06-16 | 1998-12-23 | Alcatel | Cable joint |
| CN1575535A (en) * | 2001-09-21 | 2005-02-02 | 3M创新有限公司 | Multi-part insulating cover |
| CN103124060A (en) * | 2012-12-28 | 2013-05-29 | 深圳市沃尔核材股份有限公司 | Cold shrink terminal for optical fiber composite medium-voltage cable and mounting method of cold shrink terminal |
-
2013
- 2013-12-03 CN CN201310636993.7A patent/CN103595012B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1113045A (en) * | 1993-09-17 | 1995-12-06 | 阿尔卡塔尔电缆公司 | Power cable jointing accessory and power cable eouipped therewith |
| EP0886340A1 (en) * | 1997-06-16 | 1998-12-23 | Alcatel | Cable joint |
| CN1575535A (en) * | 2001-09-21 | 2005-02-02 | 3M创新有限公司 | Multi-part insulating cover |
| CN103124060A (en) * | 2012-12-28 | 2013-05-29 | 深圳市沃尔核材股份有限公司 | Cold shrink terminal for optical fiber composite medium-voltage cable and mounting method of cold shrink terminal |
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| CN103595012A (en) | 2014-02-19 |
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Address after: 518118 Vol Industrial Park, Lanjingbei Road, Pingshan New Area, Shenzhen City, Guangdong Province Patentee after: Shenzhen Woer Heat-shrinkable Material Co.,Ltd. Patentee after: SHENZHEN WOER SPECIAL CABLE Co.,Ltd. Patentee after: CHANGZHOU WOER HEAT-SHRINKABLE MATERIAL Co.,Ltd. Patentee after: LTK ELECTRIC WIRE (HUIZHOU) Ltd. Patentee after: HUIZHOU LTK ELECTRONIC CABLE Co.,Ltd. Address before: 518118 Vol Industrial Park, Lanjingbei Road, Pingshan New Area, Shenzhen City, Guangdong Province Patentee before: Shenzhen Woer Heat-shrinkable Material Co.,Ltd. Patentee before: SHENZHEN WOER SPECIAL CABLE Co.,Ltd. Patentee before: JINTAN WOER NEW MATERIAL Co.,Ltd. Patentee before: LTK ELECTRIC WIRE (HUIZHOU) Ltd. Patentee before: HUIZHOU LTK ELECTRONIC CABLE Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210610 Address after: 518118 Wool Industrial Park, Lanjing North Road, Longtian Street, Pingshan District, Shenzhen City, Guangdong Province Patentee after: Shenzhen Woer Heat-shrinkable Material Co.,Ltd. Patentee after: CHANGZHOU WOER HEAT-SHRINKABLE MATERIAL Co.,Ltd. Address before: 518118 Vol Industrial Park, Lanjingbei Road, Pingshan New Area, Shenzhen City, Guangdong Province Patentee before: Shenzhen Woer Heat-shrinkable Material Co.,Ltd. Patentee before: SHENZHEN WOER SPECIAL CABLE Co.,Ltd. Patentee before: CHANGZHOU WOER HEAT-SHRINKABLE MATERIAL Co.,Ltd. Patentee before: LTK ELECTRIC WIRE (HUIZHOU) Ltd. Patentee before: HUIZHOU LTK ELECTRONIC CABLE Co.,Ltd. |