CN109099227A - Pipe at least one conductive linear device - Google Patents
Pipe at least one conductive linear device Download PDFInfo
- Publication number
- CN109099227A CN109099227A CN201810638342.4A CN201810638342A CN109099227A CN 109099227 A CN109099227 A CN 109099227A CN 201810638342 A CN201810638342 A CN 201810638342A CN 109099227 A CN109099227 A CN 109099227A
- Authority
- CN
- China
- Prior art keywords
- pipe
- linear device
- wall portion
- layer
- pipe according
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L9/00—Rigid pipes
- F16L9/12—Rigid pipes of plastics with or without reinforcement
- F16L9/133—Rigid pipes of plastics with or without reinforcement the walls consisting of two layers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L9/00—Rigid pipes
- F16L9/12—Rigid pipes of plastics with or without reinforcement
- F16L9/125—Rigid pipes of plastics with or without reinforcement electrically conducting
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L9/00—Rigid pipes
- F16L9/14—Compound tubes, i.e. made of materials not wholly covered by any one of the preceding groups
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/04—Protective tubing or conduits, e.g. cable ladders or cable troughs
- H02G3/0462—Tubings, i.e. having a closed section
- H02G3/0468—Corrugated
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The present invention relates to a kind of pipe (100), pipe includes two longitudinal ends and the wall portion (104) extended between two longitudinal ends, and wall portion has outer surface (104a) and inner surface (104b).According to the present invention, at least one conductive linear device (110) continuously extended between two longitudinal ends of pipe (100) is not only arranged with radial spacing with inner surface (104b) but also with outer surface (104a) within the wall portion (104) of pipe (100).
Description
Technical field
The present invention relates to a kind of pipe, pipe includes two longitudinal ends and the wall portion extended between two longitudinal ends, wall
Portion has outer surface and inner surface.
Background technique
This pipe is particularly for for example guiding medium, such as liquid or gas or accommodating electric lead.It weighs in this case
What is wanted is the information for obtaining the structural intergrity about pipe because due to the crack of pipe, fracture, scratch equivalent damage can make medium from
It comes out in pipe or is no longer able to ensure the protection to electric lead and prevent from being damaged.
Based on the problem, 10 2,015 205 081 A1 of DE is proposed, by the thecal structure of pipe at multilayer, wherein internal layer
Material and form the material of layer of outer surface of wall portion and dye different colours, and wherein, the color of two layers has relative to each other
There is altitude color comparison.So that operator is noticed the damage of pipe in this way because outer layer scratch after it can be seen that with
Compare the internal layer of color configurations.Meanwhile the program requires carefully to pass through the state of visual inspection pipe at periodic time intervals.
Summary of the invention
In contrast, the object of the present invention is to provide a kind of pipes, can simply check whether pipe can be detrimental to wound.
According to the present invention, which is realized by such pipe, wherein within the wall portion of pipe not only with interior table
Face and arrange with radial spacing that at least one conductive continuously prolongs between two longitudinal ends of pipe with outer surface
The linear device stretched.
With detection conductive contact for example on two longitudinal ends of pipe, the circuit being consequently formed is shown linear device,
Whether also function is good for pipe.If linear device is for example broken due to scratch, this may detect and shows to this, and pipe is
Through impaired and there are following risks at once, that is, linear device can may lose its high-effect property.
At least one linear device for example may be arranged on the circumferential position of pipe, which is subjected to extra high damage
Risk.In order to the circumferential position is arranged on correct position in installing pipe, such as can be set to, pipe wall portion it is outer
Visible mark is set on surface, and mark is located on the circumferential position essentially identical at least one linear device.
It is also advantageous that multiple linear devices are set, for example, at least three, preferably at least four, more preferably at least six
A, more preferably at least eight linear devices.Multiple linear devices can be on the circumference of the outer surface of the wall portion of pipe preferably substantially
Even distribution ground arrangement.This simplifies the installations of pipe, because without the specific direction that should be noted pipe.In addition, being not necessarily in this case
The visible mark of the arrangement of setting display linear device on the outer surface of the wall portion of pipe.
It is proposed in improvement project of the invention, at least one linear device is substantially parallel with the longitudinal extension of pipe
Direction on essentially linear extension.In principle, although it is also contemplated that other trend, such as spiral helicine trend.But substantially
The trend of straight line is especially advantageous in terms of manufacturing technology.
Herein it may be noted that not only at least one threadiness can be arranged in the pipe of smooth wall portion but also in bellows
Element.Even if at least one linear device follows the ripple of bellows, it is arranged in the essentially identical of pipe always in linear device
Essentially linear trend is alternatively referred to as when on circumferential position herein.
In principle it is also recognized that by a layer of the wall portion of at least one linear device insertion pipe.But in manufacture skill
Simpler in art to be, the thecal structure of pipe is at multilayer, wherein at least one linear device is contained in two adjacent to each other
Layer between.
It can be advantageously arranged to, wherein at least one layer is made of plastics, such as polyamide 12 (PA12).
In addition, at least one linear device can be made of conductive plastics.It has the advantage that no matter pipe constructs
It is also structured to bellows at the pipe of smooth wall portion, for pipe about the bending around longitudinal axis all with the flexibility of height, this is outstanding
It is applied at it and is advantageous in robot building technical field.
ESD plastic material (ESD-electrostatic discharge- electrostatic for example can be used as conductive plastics
Electric discharge).Especially it may be selected by product nameThe plastic material in plastic material group learnt, such asX7395black.But other plastic materials can also be used naturally, such as by using carbon black, carbon fiber
Dimension, graphite, metal powder, steel fibre, nano-scale fiber and filler and become conductible plastic material.Such as it can be used and be selected fromNanocyl group is other due to using carbon material nanotube and conductible material.
Advantageously, the volume resistance of at least one linear device is up to 102Ohm·cm。
Preferably, at least one linear device can be introduced into the wall portion of pipe by squeezing out.If all layers of pipe and extremely
A few linear device is made of plastics, then this, which is realized, generally manufactures pipe according to the present invention by squeezing out.Such as it can be
At least one channel is extraly set in the spray head of extrusion device, which sprays by corresponding small area squeezes
The conductive plastic material of machine supply out.At least one conductible line can be squeezed into this way wall portion or liquid
Or it in the layer of viscosity or is expressed on wall portion or liquid or sticky internal layer.
In order to extraly detect the damage of pipe by vision or optical mode, in the construction side of the multilayer of the wall portion of pipe
It is proposed in the improvement project of formula, internal layer has the color different from outer layer, strikingly color preferably in contrast.
In addition, at least one linear device can have the color of the layer being embedded in from it or the layer accommodated to it different
Color.Thus it can simplify the electrical contact of at least one linear device.
Detailed description of the invention
The present invention is elaborated with reference to the accompanying drawings by embodiment below.Wherein:
Fig. 1 shows the perspective view of bellows according to the present invention；
Fig. 2 shows the enlarged views of the details IIa from the point of view of the direction of the slave arrow IIb in Fig. 1；
Fig. 3 shows the enlarged view of the details IIIa from the point of view of the direction of the slave arrow IIIb in Fig. 1.
Specific embodiment
Bellows according to the present invention synoptically is indicated with 100 in figs. 1 to 3.The inner space of bellows 100
102 are surrounded by wall portion 104, and wall portion has outer surface 104a and inner surface 104b.Wall portion 104 constructs in the illustrated embodiment
At two layers, that is, wall portion includes outer layer 106 and internal layer 108, and both internal layer and outer layer can be for example manufactured from plastic.
But in principle it is also recognized that wall portion 104 only includes unique layer or more than two layer.Layer is without by plastics system
At, but other materials can also be used, such as metal material.But being to be able to realize has by squeezing out manufacture bellows 100
Benefit, not only outer layer 106 but also internal layer 108 is manufactured from plastic, such as be made of polyamide 12.
According to the present invention, at least one linear device 110, the linear device structure are accommodated between outer layer 106 and internal layer 108
It causes conductive and continuously extends between two longitudinal ends 100a and 100b of bellows 100.Preferably, linear device
110 are made of conductive plastics, such asX7395black is made, so as in known manner whole
By squeezing out manufacture bellows 100 on body.
By being in electrical contact at least one linear device 110 at two ends 100a and 100b of bellows 100, such as
So as to the resistance of linear device 110 can detect by the measurement electric current by the conveying measurement electric current of linear device 110, it can
Obtain the whether complete conclusion of structure of bellow 100.If the outer layer 106 of the wall portion 104 of bellows 100 is for example due to excessive
Mechanical stress and be scratched and also make simultaneously linear device 110 be broken, then linear device sudden change of resistivity formula improve.Therefore,
Linear device 110 arranged according to the present invention realizes the remote diagnosis of the state to bellows 100.Therefore it no longer needs to pass through
Vision or optical mode identify bellows 100 to check its structural intergrity.Moreover, it is no longer necessary at periodic time intervals into
Row identification, because linear device 100 arranged according to the present invention realizes the continuous prison to the structural intergrity of bellows 100
Control.
If determined by remote diagnosis, linear device 110 has been broken, then can be still advantageously, in replacement ripple
Pass through its damaged condition of visual identification before pipe 100.In order to can simply find out bellows 100 wall portion 104 damaged part, can
For advantageously, the internal layer 108 of wall portion 104 has the color different from its outer layer 106, the face of preferably formed sharp contrast
Color.Such as outer layer 106 may be configured to black, and internal layer 108 may be configured to yellow.
In order to simplify the electrical contact of linear device 110, which can also have the face with outer layer 106 and internal layer 108
The different color of color.Such as linear device 110 can dye red.
Such as by can be seen that in Fig. 1, linear device 110 can be in trend substantially parallel with the longitudinal extension L of bellows 100
Direction on extend essentially linearly.In this regard, whether linear device 110 follows bellows 100 from wave crest 100c to trough 100d
Ripple to next wave crest 100c etc. moves towards inessential, as long as linear device is arranged in the phase of the wall portion 104 of bellows 100 always
On same circumferential position.
Bellows 100 can have multiple linear devices 110, and linear device is with of substantially equal spacing in bellows 100
Distribution ground arrangement on circumference.It, can be in the wall portion 104 of bellows 100 in order to make observer may recognize that the position of linear device 110
Outer surface 104a on corresponding optical indicia 112 is set.The optical indicia for example can equally dye red.
Supplement is also needed, at least one linear device 110 is arranged between outer layer 106 and internal layer 108 with following excellent
Point, that is, linear device 110 not only has spacing d1, but also and ripple with the outer surface 104a of the wall portion 104 of bellows 100
The inner surface 104b of the wall portion 104 of pipe 100 has spacing d2.In this regard, can be according between the consume selection of bellows 100 born
Away from d1, and it can so select spacing d2, that is, until replacement bellows 100 all also assures ripple after the fracture of linear device 110
The structural intergrity of the guarantee operational reliability of pipe 100.
Finally it is to be appreciated that pipe according to the present invention is without being centainly configured to bellows.But it can also be by least one line
The very best part is applied in the pipe of smooth wall portion to realize above-mentioned advantage.Additionally, it is contemplated that the receiving linear device of the wall portion of pipe
Two layers in a layer, preferably outer layer be configured with ripple, and another layer, preferably internal layer are configured to smooth wall portion.?
In this case advantageously, linear device be arranged in the layer of smooth wall portion on the surface of surge layer.
Claims (13)
1. managing (100), the pipe includes:
Two longitudinal ends (100a, 100b)；With
The wall portion (104) extended between described two longitudinal ends (100a, 100b), the wall portion have outer surface (104a)
With inner surface (104b),
It is characterized in that, within the wall portion (104) of the pipe (100) not only with the inner surface (104b) and also with it is described outer
Surface (104a) arranges that at least one is conductive continuously in two longitudinal ends of the pipe (100) with radial spacing
The linear device (110) extended between (100a, 100b).
2. pipe according to claim 1, which is characterized in that in the outer surface (104a) of the wall portion (104) of the pipe (100)
Visible mark (112) is set, and the mark is located at the circumference position essentially identical at least one linear device (110)
It sets.
3. pipe according to claim 1 or 2, which is characterized in that it is arranged multiple linear devices (110), for example, at least three,
Preferably at least four, more preferably at least six, more preferably at least eight linear devices (110).
4. pipe according to claim 3, which is characterized in that wall of the multiple linear device (110) in the pipe (100)
It is substantially evenly distributed arranged on the circumference of the outer surface (104a) in portion (104).
5. pipe according to any one of claim 1 to 4, which is characterized in that at least one described linear device (110) exists
With essentially linear extension in longitudinal extension (L) direction that is substantially parallel of the pipe (100).
6. pipe according to any one of claim 1 to 5, which is characterized in that the pipe is bellows (100).
7. pipe according to any one of claim 1 to 7, which is characterized in that the wall portion (104) of pipe (100) is configured to more
Layer, wherein at least one described linear device (110) is contained between two adjacent layers (106,108).
8. pipe according to claim 7, which is characterized in that wherein at least one layer (106,108) is made of plastics.
9. pipe according to any one of claim 1 to 8, which is characterized in that at least one linear device (110) is by conduction
Plastics be made.
10. pipe according to claim 9, which is characterized in that at least one described linear device (110) is introduced by squeezing out
In the wall portion (104) of the pipe (100).
11. pipe according to claim 10, which is characterized in that the pipe is the pipe by squeezing out manufacture.
12. pipe according to any one of claims 7 to 11, which is characterized in that the internal layer (108) have with it is described outer
The different color of layer (106), strikingly color preferably in contrast.
13. pipe according to any one of claim 1 to 12, which is characterized in that at least one described linear device (110)
With the color different from the color of the layer that it is embedded in or the layer accommodated to it (106,108).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102017210251.9A DE102017210251A1 (en) | 2017-06-20 | 2017-06-20 | Tube with at least one electrically conductive strand-like element |
| DE102017210251.9 | 2017-06-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109099227A true CN109099227A (en) | 2018-12-28 |
Family
ID=64457490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810638342.4A Pending CN109099227A (en) | 2017-06-20 | 2018-06-20 | Pipe at least one conductive linear device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN109099227A (en) |
| DE (1) | DE102017210251A1 (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE7327559U (en) * | 1972-08-01 | 1974-05-30 | Viennot P Clamart Hauts De Seine | Polytetrafluoroethylene tube with electrically conductive areas |
| US4038519A (en) * | 1973-11-15 | 1977-07-26 | Rhone-Poulenc S.A. | Electrically heated flexible tube having temperature measuring probe |
| GB2124728A (en) * | 1982-07-01 | 1984-02-22 | Micro Consultants Ltd | Cable television transmission |
| GB2197705A (en) * | 1986-11-07 | 1988-05-25 | Aker Eng As | Transportation conduit |
| GB2217425A (en) * | 1988-04-18 | 1989-10-25 | Robert James Redding | Communication network resistant to E.M.P. damage |
| EP1462701A1 (en) * | 2003-03-24 | 2004-09-29 | Veritas Ag | Electrically conductive multilayer pipe |
| EP1884811A1 (en) * | 2006-08-05 | 2008-02-06 | Egeplast Werner Strumann GmbH & Co. KG | Tube with sensor |
| DE102006056235A1 (en) * | 2006-11-29 | 2008-06-05 | Kuka Roboter Gmbh | Cable protection device for energy supply of robots, has cable protecting hose with flexible outer sleeves, where detection device is provided for enabling automatic detection of damages of outer sleeve |
| CN201202891Y (en) * | 2008-06-03 | 2009-03-04 | 冯艺元 | Gas tube with detection lead wire |
| CN204477522U (en) * | 2014-12-30 | 2015-07-15 | 上海皮尔萨管业有限公司 | A kind of heatproof compression resistant composite tube road |
| CN105697891A (en) * | 2016-04-12 | 2016-06-22 | 河北永正环保设备有限公司 | Signal-controlled underground thermoplastic reinforced composite pipe and manufacturing process thereof |
| DE102015205081A1 (en) * | 2015-03-20 | 2016-09-22 | Fränkische Industrial Pipes GmbH & Co. KG | Multi-layer corrugated pipe |
-
2017
- 2017-06-20 DE DE102017210251.9A patent/DE102017210251A1/en active Pending
-
2018
- 2018-06-20 CN CN201810638342.4A patent/CN109099227A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE7327559U (en) * | 1972-08-01 | 1974-05-30 | Viennot P Clamart Hauts De Seine | Polytetrafluoroethylene tube with electrically conductive areas |
| US4038519A (en) * | 1973-11-15 | 1977-07-26 | Rhone-Poulenc S.A. | Electrically heated flexible tube having temperature measuring probe |
| GB2124728A (en) * | 1982-07-01 | 1984-02-22 | Micro Consultants Ltd | Cable television transmission |
| GB2197705A (en) * | 1986-11-07 | 1988-05-25 | Aker Eng As | Transportation conduit |
| GB2217425A (en) * | 1988-04-18 | 1989-10-25 | Robert James Redding | Communication network resistant to E.M.P. damage |
| EP1462701A1 (en) * | 2003-03-24 | 2004-09-29 | Veritas Ag | Electrically conductive multilayer pipe |
| EP1884811A1 (en) * | 2006-08-05 | 2008-02-06 | Egeplast Werner Strumann GmbH & Co. KG | Tube with sensor |
| DE102006056235A1 (en) * | 2006-11-29 | 2008-06-05 | Kuka Roboter Gmbh | Cable protection device for energy supply of robots, has cable protecting hose with flexible outer sleeves, where detection device is provided for enabling automatic detection of damages of outer sleeve |
| CN201202891Y (en) * | 2008-06-03 | 2009-03-04 | 冯艺元 | Gas tube with detection lead wire |
| CN204477522U (en) * | 2014-12-30 | 2015-07-15 | 上海皮尔萨管业有限公司 | A kind of heatproof compression resistant composite tube road |
| DE102015205081A1 (en) * | 2015-03-20 | 2016-09-22 | Fränkische Industrial Pipes GmbH & Co. KG | Multi-layer corrugated pipe |
| CN105697891A (en) * | 2016-04-12 | 2016-06-22 | 河北永正环保设备有限公司 | Signal-controlled underground thermoplastic reinforced composite pipe and manufacturing process thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102017210251A1 (en) | 2018-12-20 |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20181228 |