CN207884266U - A kind of Multi-core prefabricated branch cable - Google Patents
A kind of Multi-core prefabricated branch cable Download PDFInfo
- Publication number
- CN207884266U CN207884266U CN201820195865.1U CN201820195865U CN207884266U CN 207884266 U CN207884266 U CN 207884266U CN 201820195865 U CN201820195865 U CN 201820195865U CN 207884266 U CN207884266 U CN 207884266U
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- CN
- China
- Prior art keywords
- straight pipe
- wall
- cable
- sealing
- plug
- 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 - Fee Related
Links
- 238000004078 waterproofing Methods 0.000 claims abstract description 5
- 238000007789 sealing Methods 0.000 claims description 9
- 229920001971 elastomer Polymers 0.000 claims description 4
- 229920003020 cross-linked polyethylene Polymers 0.000 claims description 3
- 239000004703 cross-linked polyethylene Substances 0.000 claims description 3
- 239000012528 membrane Substances 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 238000013016 damping Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 230000000903 blocking effect Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000010410 layer Substances 0.000 description 4
- 238000012856 packing Methods 0.000 description 4
- 230000000007 visual effect Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 239000004831 Hot glue Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229920005830 Polyurethane Foam Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000007799 cork Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920006122 polyamide resin Polymers 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 239000011496 polyurethane foam Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
Abstract
The utility model discloses a kind of Multi-core prefabricated branch cables, including insulating sheath, leader cable, branch cable and the bifurcation connector for branch cable to be connected to leader cable；Insulating sheath has sequentially connected first straight pipe, the first undergauge section, third straight pipe, the second undergauge section and the second straight pipe, leader cable is arranged the sealing-plug to match with undergauge section inner wall with branch cable, it is equipped with the elastic pipe sleeve to match with third straight pipe inner wall between a pair of of sealing-plug, spring portion is equipped between the both ends and sealing-plug of elastic pipe sleeve；Bifurcation connector is set in elastic pipe sleeve；It is equipped with several waterstops between first straight pipe inner wall and leader cable, between the first straight pipe inner wall and branch cable, between the second straight pipe inner wall and leader cable；The utility model leakproofness, water proofing property, crushing resistance, damping property are good, adapt to the environment such as high humidity high-moisture, applied widely, improve the safety that cable uses.
Description
Technical field
The utility model belongs to field of cable technology, specifically, being related to a kind of Multi-core prefabricated branch cable.
Background technology
Prefabricated branch cable be in order to adapt to the continuous development of power supply, distribution system and the New Type of Cable Products that occurs, it is existing
In some manufacturings, usually have water and steam and immerse at the branch joint of branch cable, cause to be easy to inside cable because
Cause circuit short-circuit for leak, and branch joint is in when encountering extruding or vibrations, resistance to compression shockproof effect is poor, it is difficult to ensure electricity
The safety of the safe and smooth transmission in source, information, branch cable operation is low.
Utility model content
For deficiency above-mentioned in the prior art, a kind of leakproofness of the utility model offer, water proofing property, crushing resistance, damping
Multi-core prefabricated branch cable of good performance.
In order to achieve the above object, the solution of the utility model use is：A kind of Multi-core prefabricated branch cable, including
Insulating sheath, leader cable, branch cable and the bifurcation connector for the branch cable to be connected to the leader cable；Institute
State leader cable include the first leader cable section and the second leader cable section, the bifurcation connector be set to the first leader cable section with
Between the second leader cable section.
One end of the insulating sheath is equipped with the first straight pipe, and the other end of the insulating sheath is equipped with the second straight pipe,
Third straight pipe is provided between first straight pipe and second straight pipe, the third straight pipe is straight with described first
It is fixedly connected with the first undergauge section between pipeline section, second is fixedly connected between the third straight pipe and second straight pipe
Undergauge section；The first leader cable section and the branch cable be arranged with match with the first undergauge section inner wall it is first close
Blocking, the second leader cable section are arranged with the second sealing-plug to match with the second undergauge section inner wall；Described first is close
The elastic pipe sleeve to match with the third straight pipe inner wall, the elastic tube are provided between blocking and second sealing-plug
It is equipped with bullet between one end of set and first sealing-plug, between the other end and second sealing-plug of the elastic pipe sleeve
Spring portion；The bifurcation connector is set in the elastic pipe sleeve.
Between the first straight pipe inner wall and the first leader cable section, the first straight pipe inner wall and branch cable
Between, between the second straight pipe inner wall and the second leader cable section be equipped with several waterstops.
Further, it is filled with insulating packing in the elastic pipe sleeve.
Further, the first straight pipe inner wall is offered with the second straight pipe inner wall for housing the resistance
The concave part of water band.
Further, first straight pipe, the first undergauge section, third straight pipe, the second undergauge section and the second straight pipe
It is made of integrated molding.
Further, the inner wall of the insulating sheath is coated with Golders waterproofing membrane.
Further, the outer wall of insulating sheath coating hot-melt adhesive layer and cross-linked polyethylene layer successively.
Further, first sealing-plug, second sealing-plug and the elastic pipe sleeve are made of rubber.
Further, the bifurcation connector is set as multiple C type connectors.
The utility model has the beneficial effects that present inventor the study found that common branch cable branch joint
Generally encapsulation process, but sealing structure can has also been made at the branch joint of some existing branch cables there are gap, air gap in place
Simply, single, it is difficult to accomplish closely knit, causes water or steam to enter branch joint internal influence cable work and cable uses
Safety does not carry out damping antidetonation processing at the branch joint of existing branch cable, encounters and holds at extruding vibrations branch joint
Yielding damage, there are security risks；Multi-core prefabricated branch cable disclosed by the utility model, there are two undergauges for insulating sheath tool
End, the first sealing-plug and the second sealing-plug are set as the shape to match with undergauge end, are provided between two sealing-plugs
Elastic pipe sleeve, elastic pipe sleeve both ends are held out against the first sealing-plug and the extruding of the second sealing-plug in undergauge section inner wall, absolutely by spring
Two end sets of edge sheath have waterstop, a small amount of steam that can all be absorbed into fashionable waterstop, meet the expansion of water waterstop, enhancing
Branch's junction leakproofness, elastic pipe sleeve play shock absorbing effect to branch's interconnecting piece；The utility model sealing performance is notable,
Avoid inside cable because leak causes circuit short-circuit, elastic pipe sleeve resistance to compression shockproof effect is good, ensure power supply, information safety
Unimpeded transmission improves the safety of branch cable operation.
Description of the drawings
Fig. 1 is the structural schematic diagram at first visual angle of the utility model.
Fig. 2 is the connection at the first visual angle of the first sealing-plug of the utility model, the second sealing-plug, elastic pipe sleeve and spring portion
Structural schematic diagram.
Fig. 3 is the structural schematic diagram at the second visual angle of the first sealing-plug of the utility model.
Fig. 4 is the structural schematic diagram at the third visual angle of the second sealing-plug of the utility model.
In attached drawing：
11, the first straight pipe；12, the second straight pipe；13, third straight pipe；14, the first undergauge section；15, the second undergauge
Section；21, the first leader cable section；22, the second leader cable section；31, branch cable；41, bifurcation connector；42, the first sealing-plug；
43, the second sealing-plug；44, elastic pipe sleeve；45, spring portion；46, waterstop；47, insulating packing.
Specific implementation mode
The utility model is further described below in conjunction with attached drawing：
To keep the purpose of this utility model, technical solution and advantage clearer, below to the technology in the utility model
Scheme is clearly and completely described, it is clear that described embodiment is the utility model a part of the embodiment, rather than complete
The embodiment in portion.Based on the embodiments of the present invention, those of ordinary skill in the art are not before making creative work
The every other embodiment obtained is put, shall fall within the protection scope of the present invention.
- Fig. 4 referring to Fig.1, the utility model provide a kind of Multi-core prefabricated branch cable 31, including insulating sheath, leader cable,
Branch cable 31 and bifurcation connector 41 for the branch cable 31 to be connected to the leader cable；The leader cable packet
The first leader cable section 21 and the second leader cable section 22 are included, the bifurcation connector 41 is set to the first leader cable section 21 and institute
It states between the second leader cable section 22；Branch cable 31 is electrically connected to by bifurcation connector 41 on branch cable 31, insulating sheath
Junction for protecting branch cable 31 and leader cable.
One end of the insulating sheath is equipped with the first straight pipe 11, and the other end of the insulating sheath is equipped with the second straight pipe
12, third straight pipe 13, the third straight pipe 13 are provided between first straight pipe 11 and second straight pipe 12
The first undergauge section 14, the third straight pipe 13 and second straight pipe are fixedly connected between first straight pipe 11
The second undergauge section 15 is fixedly connected between 12；The first leader cable section 21 and the branch cable 31 are arranged with and described the
The first sealing-plug 42 that one undergauge section, 14 inner wall matches, the second leader cable section 22 are arranged with and the second undergauge section 15
The second sealing-plug 43 that inner wall matches；It is provided between first sealing-plug 42 and second sealing-plug 43 and described
The elastic pipe sleeve 44 that three straight pipes, 13 inner wall matches, between one end and first sealing-plug 42 of the elasticity pipe sleeve 44,
It is equipped with spring portion 45 between the other end and second sealing-plug 43 of the elasticity pipe sleeve 44；The bifurcation connector 41 is set
It is placed in the elastic pipe sleeve 44；Multi-core prefabricated branch cable 31 disclosed by the utility model, the first sealing-plug 42 and second are close
Blocking 43 is set as the shape to match with undergauge section, and 44 both ends of elastic pipe sleeve are close by the first sealing-plug 42 and second by spring
The extruding of blocking 43 is held out against in undergauge section inner wall, and sealing effect is good.
Between first straight pipe, 11 inner wall and the first leader cable section 21,11 inner wall of the first straight pipe with point
It is equipped with several waterstops 46 between branch cable 31, between 12 inner wall of the second straight pipe and the second leader cable section 22；
A small amount of steam can all be absorbed into fashionable waterstop 46, is met water waterstop 46 and is expanded, enhancing branch junction leakproofness, elastic tube
Shock absorbing effect is played in 44 pairs of branch cables 31 of set and the junction of leader cable；The utility model sealing performance is notable, avoids
Because leak causes circuit short-circuit inside cable, 44 resistance to compression shockproof effect of elastic pipe sleeve is good, ensures that power supply, the safety of information are smooth
Logical transmission improves the safety that branch cable 31 is run.
In the present embodiment, insulating packing 47 is filled in the elasticity pipe sleeve 44；Insulating packing 47 can be polyamide resin
Fat, epoxy resin etc. enable the utility model preferably to fit to increase the moisture-proof of the utility model, waterproof, sealing performance
Answer a variety of environment such as high humidity or high-moisture.
In the present embodiment, 11 inner wall of the first straight pipe is offered with 12 inner wall of the second straight pipe for housing
The concave part of the waterstop 46；Waterstop 46 is wrapped in the end of leader cable and branch cable 31, can be by the two of insulating sheath
The inner diameter size of end straight pipe accordingly increases or reduces the number of turns of waterstop 46, and the setting of concave part makes insulating sheath
The internal diameter of both ends straight pipe increases, and accordingly can wind several circle waterstops 46 more, increase block-water performance and sealing performance.
In the present embodiment, first straight pipe 11, the first undergauge section 14, third straight pipe 13, the second undergauge section 15 and
Second straight pipe 12 is made of integrated molding, and insulating sheath is integrally formed connectionless gap, increases leakproofness.
In the present embodiment, the inner wall of the insulating sheath is coated with Golders waterproofing membrane, waterproof and dampproof to have excellent performance.
In the present embodiment, the outer wall of the insulating sheath successively insulate by coating hot-melt adhesive layer and cross-linked polyethylene layer, increase
The fire resistance of sheath prevents branch cable 31 from being damaged through extraneous burning things which may cause a fire disaster.
In the present embodiment, first sealing-plug 42, second sealing-plug 43 and the elastic pipe sleeve 44 are by rubber
Glue is made, and rubber is of low cost, elastic strength is high, leakproofness and shockproof properties are good；It is first sealing-plug 42, described second close
Blocking 43 and the elastic pipe sleeve 44 can certainly be polyurethane foam or cork.
In the present embodiment, the bifurcation connector 41 is set as multiple C type connectors, that is, is in the wiring copper billet of C fonts.
Finally it should be noted that：Above example is only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that：
It still can be with technical scheme described in the above embodiments is modified, or is carried out to which part technical characteristic etc.
With replacement；And these modifications or replacements, various embodiments of the utility model technology that it does not separate the essence of the corresponding technical solution
The spirit and scope of scheme.
Claims (8)
1. a kind of Multi-core prefabricated branch cable, it is characterized in that：Including insulating sheath, leader cable, branch cable and it is used for institute
State the bifurcation connector that branch cable is connected to the leader cable；The leader cable includes the first leader cable section and the second leader cable
Section, the bifurcation connector are set between the first leader cable section and the second leader cable section；
One end of the insulating sheath is equipped with the first straight pipe, and the other end of the insulating sheath is equipped with the second straight pipe, described
Third straight pipe, the third straight pipe and first straight pipe are provided between first straight pipe and second straight pipe
Between be fixedly connected with the first undergauge section, be fixedly connected with the second undergauge between the third straight pipe and second straight pipe
Section；The first leader cable section is arranged with the first sealing to match with the first undergauge section inner wall with the branch cable
Plug, the second leader cable section are arranged with the second sealing-plug to match with the second undergauge section inner wall；First sealing
The elastic pipe sleeve to match with the third straight pipe inner wall, the elasticity pipe sleeve are provided between plug and second sealing-plug
One end and first sealing-plug between, between the other end and second sealing-plug of the elastic pipe sleeve be equipped with spring
Portion；The bifurcation connector is set in the elastic pipe sleeve；
Between the first straight pipe inner wall and the first leader cable section, the first straight pipe inner wall and branch cable it
Between, between the second straight pipe inner wall and the second leader cable section be equipped with several waterstops.
2. Multi-core prefabricated branch cable according to claim 1, it is characterized in that：It is filled out filled with insulation in the elasticity pipe sleeve
Material.
3. Multi-core prefabricated branch cable according to claim 1, it is characterized in that：The first straight pipe inner wall and described second
Straight pipe inner wall offers the concave part for housing the waterstop.
4. Multi-core prefabricated branch cable according to claim 1, it is characterized in that：First straight pipe, the first undergauge section,
Three straight pipes, the second undergauge section and the second straight pipe are made of integrated molding.
5. Multi-core prefabricated branch cable according to claim 1, it is characterized in that：The inner wall of the insulating sheath is coated with Ge Er
This special waterproofing membrane.
6. Multi-core prefabricated branch cable according to claim 1, it is characterized in that：The outer wall of the insulating sheath coats heat successively
Melt layer and cross-linked polyethylene layer.
7. Multi-core prefabricated branch cable according to claim 1, it is characterized in that：First sealing-plug, second sealing
Plug and the elastic pipe sleeve are made of rubber.
8. Multi-core prefabricated branch cable according to claim 1, it is characterized in that：The bifurcation connector is set as multiple c-types
Connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820195865.1U CN207884266U (en) | 2018-02-05 | 2018-02-05 | A kind of Multi-core prefabricated branch cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820195865.1U CN207884266U (en) | 2018-02-05 | 2018-02-05 | A kind of Multi-core prefabricated branch cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207884266U true CN207884266U (en) | 2018-09-18 |
Family
ID=63509969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820195865.1U Expired - Fee Related CN207884266U (en) | 2018-02-05 | 2018-02-05 | A kind of Multi-core prefabricated branch cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207884266U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112366649A (en) * | 2020-12-01 | 2021-02-12 | 安徽徽宁电器仪表集团有限公司 | High-airtight pre-branch cable |
-
2018
- 2018-02-05 CN CN201820195865.1U patent/CN207884266U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112366649A (en) * | 2020-12-01 | 2021-02-12 | 安徽徽宁电器仪表集团有限公司 | High-airtight pre-branch cable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 611743 No. 88 Qingma Road, South Area of Chengdu Modern Industrial Port, Pidu District, Chengdu City, Sichuan Province Patentee after: Sichuan Shuta Industrial Co.,Ltd. Address before: 611730 No. 88 Qingma Road, South Area of Chengdu Modern Industrial Port, Pixian County, Chengdu City, Sichuan Province Patentee before: SICHUAN SAFOWER INDUSTRIAL CO.,LTD. |
|
| CP03 | Change of name, title or address | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180918 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |