CN209233387U - A kind of power cable protecting pipe attachment device - Google Patents
A kind of power cable protecting pipe attachment device Download PDFInfo
- Publication number
- CN209233387U CN209233387U CN201920208528.6U CN201920208528U CN209233387U CN 209233387 U CN209233387 U CN 209233387U CN 201920208528 U CN201920208528 U CN 201920208528U CN 209233387 U CN209233387 U CN 209233387U
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- CN
- China
- Prior art keywords
- hot melt
- universal joint
- attachment device
- power cable
- connecting tube
- 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
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Abstract
The utility model relates to power cable protecting pipe technical fields; refer in particular to a kind of power cable protecting pipe attachment device; its key points of the technical solution are that: the universal joint including being equipped with inner cavity; the both ends of the universal joint are connected separately with connecting tube; two connecting tubes are connected with the inner cavity of universal joint; the universal joint is used to adjust the angle of two connecting tubes; one end of two connecting tube principle universal joints is equipped with for the hot melt portion for heat melting device hot melt molding connector, and the conical surface of inboard wall in hot melt portion is arranged.The attachment device makes a company connecting tube link together by using universal joint, to adjust the angle of two connecting tubes, to adapt to complicated landform, saves the material of MPP pipe；Hot melt portion is provided in connecting tube, the conical surface of inboard wall setting in hot melt portion, reduces MPP pipe and connecting tube junction forms the height of ladder, makes junction that can wear cable in MPP pipe conducive to subsequent with smooth excessiveness.
Description
Technical field
The utility model relates to power cable protecting pipe technical fields, refer in particular to a kind of power cable protecting pipe connection dress
It sets.
Background technique
MPP power cable protecting pipe has the characteristics that resistant to high temperatures, proof to external pressure, is suitable for 10KV or more high voltage transmission line cable
Comb tubing, this product achieve preferable Social benefit and economic benefit by the detection at country's chemical experiment of building material center.
MPP pipe uses modified polypropene for main raw material(s), has the characteristics that resistant to high temperatures, proof to external pressure, is widely used in city
The pipe engineerings such as political affairs, telecommunications, electric power, coal gas, tap water, heating power.When more piece MPP pipe connects, bipass is generallyd use by two
MPP pipe is attached, and is connected in the interface of bipass and MPP pipe with the connector that heat melting device melt molding bumps are adapted to
It connects, but the general rectangular or straight angle of common bipass, when encountering complicated landform, MPP pipe needs to bend multiple angle
It is very troublesome to connect two MPP pipes using bipass, while also wasting material for degree.
Utility model content
The utility model provides a kind of power cable protecting pipe attachment device, can be bent with multi-angle, adapts to complicated
Landform saves material.
In order to solve the above-mentioned technical problem, the utility model adopts the following technical solution: a kind of power cable protecting pipe company
Connection device comprising the universal joint equipped with inner cavity, the both ends of the universal joint are connected separately with connecting tube, two connecting tubes
It is connected with the inner cavity of universal joint, the universal joint is used to adjust the angle of two connecting tubes, and two connecting tubes are former
The one end for managing universal joint is equipped with for the hot melt portion for heat melting device hot melt molding connector.
By using above-mentioned technical proposal, when connecting two MPP pipes, with heat melting device connecting tube hot melt portion hot melt molding
Then MPP pipe is plugged into connector and gone out by connector, complete connection, and universal joint can be freely rotated, and adjusts two connecting tubes
Angle reduces the use to standard bipass so that attachment device be made to be adapted to complicated landform, saves the installation of MPP pipe
Length.
Further, the universal joint includes bell-jar, fender bracket, steel ball and inner race, and the fender bracket is set in clock
In shape cover, the steel ball is movably arranged on fender bracket, and the inner race is set in fender bracket, the inner wall of the bell-jar and
Offer the groove for steel ball rolling on the outer wall of inner race, the steel ball respectively on bell-jar inner wall groove and star
Groove on set outer wall is slidably connected；One end of the bell-jar connects a connecting tube, and the inner race connects another company
Adapter tube.
By using above-mentioned technical proposal, bell-jar and inner race are slided relatively, and then conveniently adjusts
Save the angle between two connecting tubes.
Further, the universal joint includes spring and the protective case that is set in outside spring.
By using above-mentioned technical proposal, the both ends of spring are embedded at two connecting tubes respectively, can make in this way spring and
Connection between connecting tube is more firm, and spring can be bent, so as to adjust the angle of two connecting tubes, to make to connect
Device adapts to complicated landform.
Further, the protective case is waterproof jacket.
By using above-mentioned technical proposal, can be entered inside attachment device to avoid extraneous moisture, to spring and electricity
Cable is protected.
Further, the universal joint includes bellows.
By using above-mentioned technical proposal, bellows is easily bent deformation, so as to adjust the angle of two connecting tubes,
To make attachment device adapt to complicated landform.
Further, the hot melt portion with a thickness of 1mm-8mm.
By using above-mentioned technical proposal, the thickness in hot melt portion is relatively large, on the one hand can provide biggish region and supply
Heat melting device hot melt molding connector, on the other hand can be relatively thin to avoid the tube wall in hot melt portion after hot melt molding, improves hot melt portion
Intensity.
Further, the inner wall in the hot melt portion is conical surface setting.
By using above-mentioned technical proposal, reduces MPP pipe and connecting tube junction forms the height of ladder, make junction
Cable can be worn in MPP pipe conducive to subsequent with smooth excessiveness.
Further, the hot melt portion circumferentially offers strip groove, the inner and outer wall in strip groove connection hot melt portion.
By using above-mentioned technical proposal, the toughness in hot melt portion can be improved in this way, manage MPP in hot melt molding connector
When being plugged into connecting tube, interconnecting piece can produce certain deformation, is conducive to the grafting of MPP pipe into connecting tube, facilitates installation.
In conclusion the utility model has the following beneficial effects: the attachment device makes Lian Gelian by using universal joint
Adapter tube links together, to adjust the angle of two connecting tubes, to adapt to complicated landform, saves the material of MPP pipe；Even
Hot melt portion is provided on adapter tube, the conical surface of inboard wall setting in hot melt portion, reduces MPP pipe and connecting tube junction forms the height of ladder
Degree, makes junction that can wear cable in MPP pipe conducive to subsequent with smooth excessiveness.
Detailed description of the invention
It, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only that this is practical new
Some embodiments of type for those of ordinary skill in the art without any creative labor, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the partial sectional view of the utility model embodiment one；
Fig. 2 is the configuration schematic diagram of the universal joint of the utility model embodiment one；
Fig. 3 is the cross-sectional view of the utility model embodiment two；
Fig. 4 is the cross-sectional view of the utility model embodiment three.
Description of symbols: 1, connecting tube；2, strip groove；3, universal joint；4, bell-jar；5, fender bracket；6, steel ball；7, star
Shape set；8, spring；9, protective case；10, bellows.
Specific embodiment
For the ease of the understanding of those skilled in the art, the utility model is made below with reference to embodiment and attached drawing further
Explanation, the content that embodiment refers to not is restriction to the utility model.
Embodiment one:
A kind of power cable protecting pipe attachment device, as depicted in figs. 1 and 2, the universal joint 3 including being equipped with inner cavity, and ten thousand
It is connected separately with connecting tube 1 to the both ends of section 3, two connecting tubes 1 are connected with the inner cavity of universal joint 3, and universal joint 3 is for adjusting
One end of the angle of two connecting tubes 1, two 1 principle universal joints 3 of connecting tube is equipped with for for heat melting device hot melt molding connector
Hot melt portion (not marked in figure).
When connecting two MPP pipes, with heat melting device in the hot melt portion hot melt molding connector of connecting tube 1, then MPP is managed and is inserted
It is connected to connector to go out, completes connection, universal joint 3 can be freely rotated, and the angle of two connecting tubes 1 be adjusted, so that connection be made to fill
It sets and is adapted to complicated landform, reduce the use to standard bipass, save the installation length of MPP pipe.
Specifically, universal joint 3 includes bell-jar 4, fender bracket 5, steel ball 6 and inner race 7.Fender bracket 5 is sleeved on bell-jar 4
Interior, steel ball 6 is movably arranged on fender bracket 5, and inner race 7 is set in fender bracket 5, the inner wall of bell-jar 4 and inner race 7 it is outer
The groove rolled for steel ball 6 is offered on wall, steel ball 6 is respectively and on 7 outer wall of groove and inner race on 4 inner wall of bell-jar
Groove is slidably connected；One end of bell-jar 4 connects a connecting tube 1, and inner race 7 connects another connecting tube 1,4 He of bell-jar
Inner race 7 opposite can slide, and then adjust the angle between two connecting tubes 1.
Meanwhile hot melt portion with a thickness of 1mm-8mm, in the present embodiment, the thickness in hot melt portion is preferably 5 mm.Hot melt
The thickness in portion is relatively large, on the one hand can provide biggish district heating and melt device hot melt molding connector, on the other hand can be with
It avoids the tube wall in hot melt portion after hot melt molding relatively thin, improves the intensity in hot melt portion.The inner wall in hot melt portion is conical surface setting, in this way may be used
To reduce the height of junction ladder, make junction that can wear cable in MPP pipe conducive to subsequent with smooth excessiveness.
In addition, hot melt portion circumferentially offers strip groove 2, strip groove 2 is connected to the inner and outer wall in hot melt portion.It can mention in this way
The toughness in high hot melt portion, when MPP pipe is plugged into connecting tube 1 by hot melt molding connector, interconnecting piece can produce certain change
Shape is conducive to the grafting of MPP pipe into connecting tube 1, facilitates installation.
In the present embodiment, connecting tube 1 is integrally formed, and after mold is produced, connecting tube 1 can be produced in batches, be had
Conducive to save the cost.
Embodiment two:
As shown in figure 3, the difference of a kind of power cable protecting pipe attachment device, the present embodiment and embodiment one exists
In: universal joint 3 includes spring 8 and the protective case 9 being set in outside spring 8.The both ends of spring 8 are embedded at two connecting tubes 1 respectively,
The connection between spring 8 and connecting tube 1 can be made more firm in this way, spring 8 can be bent, so as to adjust two connections
The angle of pipe 1, so that attachment device be made to adapt to complicated landform.
Preferably, protective case 9 is waterproof jacket, and protective case 9 can enter inside attachment device to avoid extraneous moisture, right
Spring 8 and cable are protected.
The rest part of the present embodiment is the same as example 1, in the present embodiment unaccounted feature, is all made of implementation
The explanation of example one, is not discussed here.
Embodiment three:
As shown in figure 4, the difference of a kind of power cable protecting pipe attachment device, the present embodiment and embodiment one exists
In: universal joint 3 includes including bellows 10.Bellows 10 is easily bent deformation, so as to adjust the angle of two connecting tubes 1
Degree, so that attachment device be made to adapt to complicated landform.
The rest part of the present embodiment is the same as example 1, in the present embodiment unaccounted feature, is all made of implementation
The explanation of example one, is not discussed here.
To sum up: the attachment device makes a company connecting tube 1 link together by using universal joint 3, to adjust two companies
The angle of adapter tube 1 saves the material of MPP pipe to adapt to complicated landform；Hot melt portion, the inner wall in hot melt portion are provided in connecting tube 1
Conical surface setting, reduces MPP pipe and 1 junction of connecting tube forms the height of ladder, makes junction can be with smooth excessiveness, after being conducive to
Continue and wears cable in MPP pipe.
Above-described embodiment is only the explanation to the utility model, is not limitations of the present invention, this field
Technical staff can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but only
It will be in the scope of the claims of the utility model all by the protection of Patent Law.
Claims (8)
1. a kind of power cable protecting pipe attachment device, it is characterised in that: the universal joint (3) including being equipped with inner cavity, it is described universal
The both ends of section (3) are connected separately with connecting tube (1), and two connecting tubes (1) are connected with the inner cavity of universal joint (3), described
Universal joint (3) is used to adjust the angle of two connecting tubes (1), one end of two connecting tube (1) principle universal joints (3)
Equipped with for the hot melt portion for heat melting device hot melt molding connector.
2. a kind of power cable protecting pipe attachment device according to claim 1, it is characterised in that: the universal joint (3)
Including bell-jar (4), fender bracket (5), steel ball (6) and inner race (7), the fender bracket (5) is set in bell-jar (4), institute
It states steel ball (6) to be movably arranged on fender bracket (5), the inner race (7) is set in fender bracket (5), the bell-jar (4)
Offered on the outer wall of inner wall and inner race (7) for steel ball (6) roll groove, the steel ball (6) respectively with bell-jar (4)
The groove on groove and inner race (7) outer wall on inner wall is slidably connected；One end of the bell-jar (4) connects a connecting tube
(1), the inner race (7) connects another connecting tube (1).
3. a kind of power cable protecting pipe attachment device according to claim 1, it is characterised in that: the universal joint (3)
Including spring (8) and it is set in the protective case (9) of spring (8) outside.
4. a kind of power cable protecting pipe attachment device according to claim 3, it is characterised in that: the protective case (9)
For waterproof jacket.
5. a kind of power cable protecting pipe attachment device according to claim 1, it is characterised in that: the universal joint (3)
Including bellows (10).
6. a kind of power cable protecting pipe attachment device according to claim 1, it is characterised in that: the thickness in the hot melt portion
Degree is 1mm-8mm.
7. a kind of power cable protecting pipe attachment device according to claim 6, it is characterised in that: the hot melt portion it is interior
Wall is conical surface setting.
8. a kind of power cable protecting pipe attachment device according to claim 7, it is characterised in that: the hot melt portion is circumferential
It offers strip groove (2), the inner and outer wall in strip groove (2) connection hot melt portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920208528.6U CN209233387U (en) | 2019-02-18 | 2019-02-18 | A kind of power cable protecting pipe attachment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920208528.6U CN209233387U (en) | 2019-02-18 | 2019-02-18 | A kind of power cable protecting pipe attachment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209233387U true CN209233387U (en) | 2019-08-09 |
Family
ID=67511341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920208528.6U Expired - Fee Related CN209233387U (en) | 2019-02-18 | 2019-02-18 | A kind of power cable protecting pipe attachment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209233387U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111786329A (en) * | 2020-07-13 | 2020-10-16 | 四川恩帝奕科技有限公司 | Hollow universal joint for pipeline detector and connector thereof |
| CN111817225A (en) * | 2020-07-03 | 2020-10-23 | 冯杰英 | Multi-section bending-fixable centipede-like cable laying pipeline |
| CN112093269A (en) * | 2020-10-20 | 2020-12-18 | 德清恒升管件有限公司 | Pipe fitting structure |
-
2019
- 2019-02-18 CN CN201920208528.6U patent/CN209233387U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111817225A (en) * | 2020-07-03 | 2020-10-23 | 冯杰英 | Multi-section bending-fixable centipede-like cable laying pipeline |
| CN111817225B (en) * | 2020-07-03 | 2022-02-08 | 江苏科信光电科技有限公司 | Multi-section bending-fixable centipede-like cable laying pipeline |
| CN111786329A (en) * | 2020-07-13 | 2020-10-16 | 四川恩帝奕科技有限公司 | Hollow universal joint for pipeline detector and connector thereof |
| CN112093269A (en) * | 2020-10-20 | 2020-12-18 | 德清恒升管件有限公司 | Pipe fitting structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190809 Termination date: 20200218 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |