CN203787664U - Waterproof and moistureproof structure of cable grounding part - Google Patents
Waterproof and moistureproof structure of cable grounding part Download PDFInfo
- Publication number
- CN203787664U CN203787664U CN201420042893.1U CN201420042893U CN203787664U CN 203787664 U CN203787664 U CN 203787664U CN 201420042893 U CN201420042893 U CN 201420042893U CN 203787664 U CN203787664 U CN 203787664U
- Authority
- CN
- China
- Prior art keywords
- guard shield
- cable
- ground connection
- waterproof
- sealing gasket
- 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.)
- Expired - Lifetime
Links
- 229910052751 metal Inorganic materials 0.000 claims abstract description 51
- 239000002184 metal Substances 0.000 claims abstract description 51
- 238000007789 sealing Methods 0.000 claims abstract description 46
- 239000002390 adhesive tape Substances 0.000 claims abstract description 41
- 239000000853 adhesive Substances 0.000 claims abstract description 17
- 230000001070 adhesive effect Effects 0.000 claims abstract description 17
- 150000003254 radicals Chemical class 0.000 claims abstract description 9
- 230000004913 activation Effects 0.000 claims abstract description 8
- 239000003054 catalyst Substances 0.000 claims abstract description 7
- 239000011888 foil Substances 0.000 claims abstract description 7
- 238000010276 construction Methods 0.000 claims description 17
- 229920000642 polymer Polymers 0.000 claims description 7
- 239000003292 glue Substances 0.000 claims description 6
- 238000004132 cross linking Methods 0.000 claims description 5
- 239000011230 binding agent Substances 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- XMNIXWIUMCBBBL-UHFFFAOYSA-N 2-(2-phenylpropan-2-ylperoxy)propan-2-ylbenzene Chemical group C=1C=CC=CC=1C(C)(C)OOC(C)(C)C1=CC=CC=C1 XMNIXWIUMCBBBL-UHFFFAOYSA-N 0.000 claims description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 3
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 3
- 239000005030 aluminium foil Substances 0.000 claims description 3
- 239000002131 composite material Substances 0.000 claims description 3
- 239000011889 copper foil Substances 0.000 claims description 3
- JGFBRKRYDCGYKD-UHFFFAOYSA-N dibutyl(oxo)tin Chemical group CCCC[Sn](=O)CCCC JGFBRKRYDCGYKD-UHFFFAOYSA-N 0.000 claims description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims description 3
- 229920000728 polyester Polymers 0.000 claims description 3
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 3
- 239000004800 polyvinyl chloride Substances 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 6
- 230000005540 biological transmission Effects 0.000 abstract description 4
- 230000001681 protective effect Effects 0.000 abstract 3
- 230000000977 initiatory effect Effects 0.000 abstract 2
- 239000003999 initiator Substances 0.000 abstract 1
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000032683 aging Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
Landscapes
- Cable Accessories (AREA)
Abstract
The utility model discloses a waterproof and moistureproof structure of a cable grounding part. The waterproof and moistureproof structure of the cable grounding part comprises a metal foil and an insulating protective shell, and the metal foil is wrapped at the cable grounding part when being used. An adhesive tape is wound on the outer surface of the wrapped metal foil, the protective shell surrounds the periphery of the wrapped metal foil when being used, and the inner side of the protective shell is equipped with a sealing gasket. The inner surface of the sealing gasket and the outer surface of the adhesive tape are pre-coated with initiation layers, and the initiation layers comprise initiators and catalysts. When the waterproof and moistureproof structure of the cable grounding part is used, an adhesive is arranged between the outer surface of the adhesive tape and the inner surface of the sealing gasket, an activation free radical is contacted with the adhesive, and the sealing gasket reacts with the adhesive tape to form a moistureproof compact high-molecular network layer. The waterproof and moistureproof structure of the cable grounding part of the utility model is simple in structure, good in waterproof and moistureproof effects and safety, high in versatility and long in service life, is convenient to use, prevents a cable from being corroded effectively, enables the power transmission efficiency to be improved, and avoids wasting resources.
Description
Technical field
The utility model relates to power supply technical field, is specifically related to waterproof, the moisture-proof construction at cable ground connection position.
Background technology
Guarantee that power network safety operation is very important, it is bad that cable connects processing, can produce to people, live and bring a lot of puzzlements, even has potential safety hazard.The existing cable with sheath only carries out simple waterproof, moistureproof processing at ground connection place, as the electrical adhesive tape of frequent use, during low temperature, understand hardening, become fragile, high temperature is deliquescing, the impact of being expanded with heat and contract with cold, and not only waterproof, moisture effect are bad, and grown service time can be aging due to electrical adhesive tape, thereby cause cable ground connection position perishable, affect its conductivity, allow to shorten the useful life of cable.
Utility model content
Task of the present utility model is to provide a kind of simple in structure, easy to use, and waterproof, moisture effect are good, highly versatile, fail safe is good, effectively prevents cable corrosion, long service life, improves power transmission efficiency, avoids waterproof, the moisture-proof construction at the cable ground connection position of the wasting of resources.
The utility model is realized by following technical proposals:
The waterproof at cable ground connection position, moisture-proof construction, the guard shield that comprises metal forming and insulation, it is characterized in that: described metal forming is wrapped on cable ground connection position while using, on the outer surface of the metal forming after parcel, be wound with adhesive tape, the winding scope of adhesive tape is extended to the cable sheath outside outer end, ground connection position from metal forming, guard shield is enclosed in the periphery of the metal forming after parcel while using, its two ends are separately positioned on the cable sheath outside two outer ends, cable ground connection position, the inner side of described guard shield two outer ends is provided with sealing gasket, the external dimensions of sealing gasket and guard shield inside dimension adapt, both tight fits, the inside dimension of sealing gasket is slightly larger than the external diameter of cable, the surface that sealing gasket contacts with guard shield is its outer surface, relative surface is its inner surface, the outer surface tight fit of the inner surface of sealing gasket and adhesive tape, adhesive tape is polymer flexible glue band, the inner surface of sealing gasket and the outer surface of adhesive tape scribble one deck in advance makes its respective surfaces produce the trigger layer of activation free radical, trigger layer comprises initator and catalyst, during use, between the outer surface of adhesive tape and the inner surface of sealing gasket, be provided with adhesive, activation free radical contacts with adhesive, between sealing gasket and adhesive tape, react and form moistureproof fine and close polymer network layer.
The further improvement project of the utility model comprises:
Described metal forming is aluminium foil, Copper Foil, silver foil, goldleaf, metallic conduction composite foil or its assembly paper tinsel; The parcel scope of metal forming is greater than the length at described ground connection position, metal forming extends on the described cable sheath outside two outer ends, ground connection position, described adhesive tape is wrapped in metal forming after parcel and the intersection of cable sheath, covers termination and the cable sheath of the metal forming of intersection both sides simultaneously; Or the parcel scope of metal forming is equal to or slightly less than the length at ground connection position, the outer surface tight fit at the inner surface of the metal forming after parcel and cable ground connection position, when adhesive tape is wrapped between metal forming after parcel and cable sheath, it stretches out and is wound in cable sheath and metal forming.
Described sealing gasket is rubber blanket, and described adhesive is organic-silicon-modified auto crosslinking binder.
Described adhesive is organosilicon-modified acrylic glue.
Described initator is cumyl peroxide, and its precoating amount is 0.05-5g/m
2.
Described catalyst is Dibutyltin oxide, and its precoating amount is 0.01-2g/m
2.
Described adhesive tape is polyvinyl chloride rubber belt or polyester tape.
Described guard shield is opposite guard shield, comprises at least two involutory minute shells, and a minute shell is fixed by retaining mechanism, the involutory rear formation both ends open of guard shield, the cable passing cavity of side-closed;
Described guard shield comprises interconnective outer end guard shield and middle guard shield, outer end guard shield is arranged on the described cable sheath outside outer end, described cable ground connection position while using, covering cable line ground connection position when middle guard shield is used; Between middle guard shield and outer end guard shield and two of middle guard shield within adjacent minute, between shell, be provided with sealing joint strip.
Described outer end guard shield comprises two, and the two ends of described middle guard shield are one end near middle guard shield of coated two outer end guard shields respectively, and the external diameter of the internal diameter of middle guard shield and outer end guard shield adapts, both tight fits; One end of minute shell of middle guard shield is hinged with same outer end guard shield respectively; Described sealing gasket comprises a plurality of minutes pads, and each minute pad is arranged on minute shell inner side of outer end guard shield accordingly, and after minute shell of outer end guard shield is involutory, a minute pad for sealing gasket is combined to form the circular line cavity of crossing accordingly.
The utlity model has following advantage: simple in structure, easy to use, waterproof, moisture effect are good, highly versatile, fail safe is good, effectively prevents cable corrosion, and long service life, improves power transmission efficiency, avoids the wasting of resources.
Accompanying drawing explanation
Fig. 1 is the waterproof at the utility model cable ground connection position, the use status architecture schematic diagram of moisture-proof construction;
Fig. 2 be Fig. 1 open one of schematic diagram;
Fig. 3 be Fig. 1 open two of schematic diagram
Fig. 4 is the structural representation of the sealing gasket in Fig. 3;
Fig. 5 is the structural representation of the cable in Fig. 3;
Fig. 6 is one of structural representation after the cable coated metal paper tinsel in Fig. 5;
Fig. 7 is two of structural representation after the cable coated metal paper tinsel in Fig. 5;
Wherein: 1-metal forming, 2-guard shield, 21-outer end guard shield, guard shield in the middle of 22-, 3-cable ground connection position, 4-cable sheath, 5-adhesive tape, 6-sealing gasket, 7-retaining mechanism, 8-sealing joint strip.
Embodiment
Below in conjunction with accompanying drawing, the waterproof at the utility model cable ground connection position, moisture-proof construction are further described:
Embodiment 1:
The waterproof at cable ground connection position, moisture-proof construction, the guard shield 2 that comprises metal forming 1 and insulation, metal forming 1 is wrapped on cable ground connection position 3 while using, on the outer surface of the metal forming 1 after parcel, be wound with adhesive tape 5, the winding scope of adhesive tape 5 is extended to the cable sheath outside 3 outer ends, ground connection position from metal forming, guard shield 2 is enclosed in the periphery of the metal forming 1 after parcel while using, its two ends are separately positioned on the cable sheath 4 outside outer end, 3 liang, cable ground connection position, the inner side of 2 liang of outer ends of guard shield is provided with sealing gasket 6, the external dimensions of sealing gasket 6 and guard shield 2 inside dimensions adapt, both tight fits, the inside dimension of sealing gasket 6 is slightly larger than the external diameter of cable, the surface that sealing gasket 6 contacts with guard shield 2 is its outer surface, relative surface is its inner surface, the outer surface tight fit of the inner surface of sealing gasket 6 and adhesive tape 5, adhesive tape 5 is polymer flexible glue band, the outer surface of the inner surface of sealing gasket 6 and adhesive tape 5 scribbles one deck in advance makes its respective surfaces produce the trigger layer of activation free radical, trigger layer comprises initator and catalyst, during use, between the outer surface of adhesive tape 5 and the inner surface of sealing gasket 6, be provided with adhesive, activation free radical contacts with adhesive, between sealing gasket 6 and adhesive tape 5, react and form moistureproof fine and close polymer network layer.
Wherein metal forming 1 is aluminium foil, Copper Foil, silver foil, goldleaf, metallic conduction composite foil or its assembly paper tinsel; The parcel scope of metal forming 1 is greater than the length at ground connection position 3, metal forming 1 extends on the cable sheath 4 outside outer end, 3 liang, ground connection position (as shown in Figure 6), adhesive tape 5 is wrapped in the intersection of metal forming after parcel 1 and cable sheath 4, covers termination and the cable sheath 4 of the metal forming 1 of intersection both sides simultaneously; Or the parcel scope of metal forming 1 is equal to or slightly less than the length (as shown in Figure 7) at ground connection position 3, the outer surface tight fit at the inner surface of the metal forming 1 after parcel and cable ground connection position 3, when adhesive tape 5 is wrapped between metal forming 1 after parcel and cable sheath 4, it stretches out and is wound in cable sheath 4 and metal forming 1.
Wherein sealing gasket 6 is rubber blanket, and adhesive is organic-silicon-modified auto crosslinking binder.
Wherein adhesive is organosilicon-modified acrylic glue, and initator is preferably cumyl peroxide, and its precoating amount is 0.05-5g/m
2, catalyst is preferably Dibutyltin oxide, and its precoating amount is 0.01-2g/m
2, adhesive tape 5 is preferably polyvinyl chloride rubber belt or polyester tape.
Wherein guard shield 2 is opposite guard shield 2, comprises at least two involutory minute shells, and minute shell is fixing by retaining mechanism 7, the involutory rear formation both ends open of guard shield 2, the cable passing cavity of side-closed;
Wherein guard shield 2 comprises interconnective outer end guard shield 21 and middle guard shield 22, outer end guard shield 21 is arranged on the cable sheath 4 outside 3 outer ends, cable ground connection position while using, covering cable line ground connection position 3 when middle guard shield 22 is used; Middle guard shield 22 comprise at least two in the middle of minute shell of guard shields, between middle guard shield 22 and outer end guard shield 21 and two of middle guard shield 22 within adjacent minute, between shell, be provided with sealing joint strip 8.
Wherein outer end guard shield 21 comprises two, the two ends of middle guard shield 22 are one end near middle guard shield 22 of coated two outer end guard shields 21 respectively, the middle internal diameter of guard shield 22 and the external diameter of outer end guard shield 21 adapt, both tight fits; One end of minute shell of middle guard shield is hinged with same outer end guard shield 21 respectively; Sealing gasket 6 comprises a plurality of minutes pads, and each minute pad is arranged on minute shell inner side of outer end guard shield 21 accordingly, and after minute shell of outer end guard shield 21 is involutory, a minute pad for sealing gasket 6 is combined to form the circular line cavity of crossing accordingly.
During use, first at cable ground connection position coated metal paper tinsel, then be wound around adhesive tape outward in metal forming, then guard shield is set.The sealing gasket of adhesive tape and guard shield inner side scribbles trigger layer in advance.The sealing gasket surface or the tape surface that arrange before guard shield within it arrange adhesive.When guard shield is arranged on to adhesive tape periphery, the activation free radical on the silicon in adhesive and bonding bilateral base material (adhesive tape and sealing gasket) the surface formation compacted zone that reacts, realize effective surface binded, realize surperficial seamless waterproof, moistureproof processing, auto crosslinking binder self is also at free radical, under the effect of airborne oxygen and moisture, there is cross-linking reaction, form fine and close polymer network layer, realize the waterproof of adhesive phase, moistureproof, therefore, waterproof of the present utility model, moisture effect is good, fail safe is good, effectively prevent cable corrosion, long service life, improve power transmission efficiency, avoid the wasting of resources.
Claims (10)
1. the waterproof at cable ground connection position, moisture-proof construction, the guard shield (2) that comprises metal forming (1) and insulation, it is characterized in that: described metal forming (1) is wrapped on cable ground connection position (3) while using, on the outer surface of the metal forming after parcel (1), be wound with adhesive tape (5), the winding scope of adhesive tape (5) is extended to the cable sheath outside outer end, ground connection position (3) from metal forming, guard shield (2) is enclosed in the periphery of the metal forming (1) after parcel while using, its two ends are separately positioned on the cable sheath (4) outside (3) two outer ends, cable ground connection position, the inner side of described guard shield (2) two outer ends is provided with sealing gasket (6), the external dimensions of sealing gasket (6) and guard shield (2) inside dimension adapt, both tight fits, the inside dimension of sealing gasket (6) is slightly larger than the external diameter of cable, the surface that sealing gasket (6) contacts with guard shield (2) is its outer surface, relative surface is its inner surface, the outer surface tight fit of the inner surface of sealing gasket (6) and adhesive tape (5), adhesive tape (5) is polymer flexible glue band, the outer surface of the inner surface of sealing gasket (6) and adhesive tape (5) scribbles one deck in advance makes its respective surfaces produce the trigger layer of activation free radical, trigger layer comprises initator and catalyst, during use, between the outer surface of adhesive tape (5) and the inner surface of sealing gasket (6), be provided with adhesive, activation free radical contacts with adhesive, between sealing gasket (6) and adhesive tape (5), react and form moistureproof fine and close polymer network layer.
2. waterproof, the moisture-proof construction at cable ground connection according to claim 1 position, is characterized in that: described metal forming (1) is aluminium foil, Copper Foil, silver foil, goldleaf, metallic conduction composite foil or its assembly paper tinsel; The parcel scope of metal forming (1) is greater than the length at described ground connection position (3), metal forming (1) extends on the described cable sheath (4) outside (3) two outer ends, ground connection position, described adhesive tape (5) is wrapped in the intersection of metal forming (1) after parcel and cable sheath (4), covers termination and the cable sheath (4) of the metal forming (1) of intersection both sides simultaneously; Or the parcel scope of metal forming (1) is equal to or slightly less than the length of ground connection position (3), the outer surface tight fit at the inner surface of the metal forming after parcel (1) and cable ground connection position (3), when adhesive tape (5) is wrapped between metal forming (1) after parcel and cable sheath (4), it stretches out and is wound in cable sheath (4) and metal forming (1).
3. waterproof, the moisture-proof construction at cable ground connection according to claim 2 position, is characterized in that: described sealing gasket (6) is rubber blanket, and described adhesive is organic-silicon-modified auto crosslinking binder.
4. waterproof, the moisture-proof construction at cable ground connection according to claim 3 position, is characterized in that: described adhesive is organosilicon-modified acrylic glue.
5. waterproof, the moisture-proof construction at cable ground connection according to claim 4 position, is characterized in that: described initator is cumyl peroxide.
6. waterproof, the moisture-proof construction at cable ground connection according to claim 5 position, is characterized in that: described catalyst is Dibutyltin oxide.
7. waterproof, the moisture-proof construction at cable ground connection according to claim 6 position, is characterized in that: described adhesive tape (5) is polyvinyl chloride rubber belt or polyester tape.
8. according to waterproof, the moisture-proof construction at the cable ground connection position described in arbitrary claim in claim 1 to 7, it is characterized in that: described guard shield (2) is opposite guard shield, comprise at least two involutory minute shells, divide shell fixing by retaining mechanism (7), the involutory rear formation both ends open of guard shield (2), the cable passing cavity of side-closed.
9. waterproof, the moisture-proof construction at cable ground connection according to claim 8 position, it is characterized in that: described guard shield (2) comprises interconnective outer end guard shield (21) and middle guard shield (22), the described cable sheath (4) that outer end guard shield (21) is arranged on while using outside outer end, described cable ground connection position (3) is upper, covering cable line ground connection position (3) when middle guard shield (22) is used; Between middle guard shield (22) and outer end guard shield (21) and two of middle guard shield (22) within adjacent minute, between shell, be provided with sealing joint strip (8).
10. waterproof, the moisture-proof construction at cable ground connection according to claim 9 position, it is characterized in that: described outer end guard shield (21) comprises two, in the middle of described, the two ends of guard shield (22) are coated respectively one end near middle guard shield (22) of two outer end guard shields (21), the internal diameter of middle guard shield (22) and the external diameter of outer end guard shield (21) adapt, both tight fits; One end of minute shell of middle guard shield is hinged with same outer end guard shield (21) respectively; Described sealing gasket (6) comprises a plurality of minutes pads, and each minute pad is arranged on minute shell inner side of outer end guard shield (21) accordingly, and after minute shell of outer end guard shield (21) is involutory, a minute pad for sealing gasket (6) is combined to form the circular line cavity of crossing accordingly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420042893.1U CN203787664U (en) | 2014-01-23 | 2014-01-23 | Waterproof and moistureproof structure of cable grounding part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420042893.1U CN203787664U (en) | 2014-01-23 | 2014-01-23 | Waterproof and moistureproof structure of cable grounding part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203787664U true CN203787664U (en) | 2014-08-20 |
Family
ID=51323819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420042893.1U Expired - Lifetime CN203787664U (en) | 2014-01-23 | 2014-01-23 | Waterproof and moistureproof structure of cable grounding part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203787664U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110253978A (en) * | 2019-07-26 | 2019-09-20 | 凤阳加松新型材料科技有限公司 | A kind of polymer thermal insulative silica gel synthetic leather |
-
2014
- 2014-01-23 CN CN201420042893.1U patent/CN203787664U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110253978A (en) * | 2019-07-26 | 2019-09-20 | 凤阳加松新型材料科技有限公司 | A kind of polymer thermal insulative silica gel synthetic leather |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140820 |
|
| CX01 | Expiry of patent term |