CN104670698A - Positioning assembly and related method - Google Patents
Positioning assembly and related method Download PDFInfo
- Publication number
- CN104670698A CN104670698A CN201410708153.1A CN201410708153A CN104670698A CN 104670698 A CN104670698 A CN 104670698A CN 201410708153 A CN201410708153 A CN 201410708153A CN 104670698 A CN104670698 A CN 104670698A
- Authority
- CN
- China
- Prior art keywords
- pipe
- expansion element
- protection component
- air bag
- locating assembly
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 8
- 239000011241 protective layer Substances 0.000 claims description 7
- 230000008961 swelling Effects 0.000 claims description 6
- 229910001018 Cast iron Inorganic materials 0.000 abstract 1
- 239000000463 material Substances 0.000 description 8
- 239000005022 packaging material Substances 0.000 description 7
- -1 polyethylene Polymers 0.000 description 6
- 239000004698 Polyethylene Substances 0.000 description 4
- 229920000573 polyethylene Polymers 0.000 description 4
- 239000004743 Polypropylene Substances 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 229920001155 polypropylene Polymers 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 229910000805 Pig iron Inorganic materials 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000004807 localization Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229920002457 flexible plastic Polymers 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000123 paper Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
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
- F16L7/00—Supporting of pipes or cables inside other pipes or sleeves, e.g. for enabling pipes or cables to be inserted or withdrawn from under roads or railways without interruption of traffic
- F16L7/02—Supporting of pipes or cables inside other pipes or sleeves, e.g. for enabling pipes or cables to be inserted or withdrawn from under roads or railways without interruption of traffic and sealing the pipes or cables inside the other pipes, cables or sleeves
-
- 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
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B2/00—Friction-grip releasable fastenings
- F16B2/02—Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening
- F16B2/14—Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening using wedges
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
- Pipe Accessories (AREA)
- Lining And Supports For Tunnels (AREA)
- Air Bags (AREA)
- Road Paving Structures (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
- Clamps And Clips (AREA)
Abstract
The invention relates to a positioning assembly and a related method. The positioning assembly includes a first pipe (4) having an outer diameter DE; a second pipe (6) having an inner diameter DI greater than the outer diameter DE; and a positioning device (8) fixing the first pipe in the second pipe. The positioning device (8) includes at least one expansion element (26). Each expansion element has an expansion state and a retraction state. Besides, when the expansion element is in the expansion state, the expansion element is suitable for preventing the first pipe from moving radially or axially relative to the second pipe. The invention is applied to positioning of cast iron pipes during a transportation process.
Description
Technical field
The present invention relates to a kind of locating assembly, comprising:
First pipe, has outer diameter D E;
Second pipe, have the internal diameter DI being greater than outer diameter D E, especially, the first pipe is placed in the second pipe; And
The registration device of the first pipe in the second pipe.
Background technology
In the prior art, known multiple registration device is used at the second pipe inner position first pipe to avoid the first pipe moving relative to the second pipe in transportation.Known device comprise such as be placed on to be used between two pipes maintenance first caliber to away from the second pipe timber wedge and be used for the additional locking device of the axial motion between prevention two pipe.
Summary of the invention
The object of the invention is to invent a kind of being easy to use and cheap locating assembly.
For this reason, the present invention is intended to realize a kind of locating assembly as above-mentioned restriction, it is characterized in that, locating assembly comprises at least one first expansion element, described or each expansion element has swelling state and retracted mode, and when expansion element is in swelling state, it is suitable for obstruction first pipe relative to the radial direction of the second pipe and longitudinal travel.
According to specific implementation mode, it is one or more that locating assembly according to the present invention comprises in following characteristics:
First or each expansion element be air bag, described or each air bag is suitable for, and is especially filled with air at described or each air bag, hinders the first pipe relative to the radial direction of the second pipe and longitudinal travel;
First or each expansion element be placed between the first pipe and the second pipe space in and be in the top in space;
Single expansion element is placed on the first pipe and provides circumferentially;
It is the second expansion element of air bag especially that registration device comprises, and the second expansion element is placed between the first pipe and the second pipe, and especially on the top in space, and the second expansion element is relative to the first expansion element axial offset;
Registration device comprise at least one be placed between the first pipe and the second pipe not inflatable or nondistensible first protection component, the first pipe be placed in described or each protection component on;
Registration device comprises the not inflatable or nondistensible second protection component be placed between the first pipe and the second pipe, and the second protection component is relative to the first protection component axial offset;
First expansion element and the first protection component are axially aligned or axial overlap each other, and the second expansion element and the second protection component are axially offset to one another;
At least one protection component or each protection component are fender or boundary belt; And
Second pipe comprises inner protective layer, and described or each protection component is placed on inner protective layer.
The present invention is intended to realize a kind of method at the second pipe inner position first pipe equally, comprises following continuous print step:
At least one protection component is placed on the first pipe or in the second pipe;
First pipe is inserted the second pipe;
First pipe is placed on the second pipe, and described protection component or each protection component are got involved between the first pipe and the second pipe;
By at least one expansion element insertion first pipe under retracted mode and the space between the second pipe; And
Described or each expansion element is expanded until this expansion element is attached on the first and second pipes, and hinders the first pipe relative to the radial direction of the second pipe and longitudinal travel especially.
Accompanying drawing explanation
By carrying out reading with reference to accompanying drawing the explanation be merely given as examples will understand the present invention better to what hereinafter provide, in the accompanying drawings:
Fig. 1 is the axial cutaway view according to assembly of the present invention; And
Fig. 2 is according to the longitudinal sectional view of the line II-II in Fig. 1.
Detailed description of the invention
Fig. 1 show by Reference numeral 2 represent according to locating assembly of the present invention.
Registration device 2 comprises the first pipe 4, second pipe 6 and is suitable for locating the registration device 8 of the first pipe 4 in the second pipe 6.
First pipe 4 comprises the cylinder 10 with outer diameter D E.First pipe 4 comprises socket end 12.First pipe 4 extends along the first center shaft X-X.First pipe 4 is such as made up of the pig iron and can be comprised unshowned external protection and/or inner protective layer.Protective cover such as can based on cement or ZnAl.
Second pipe 6 comprises the cylinder 14 with the internal diameter DI being greater than outer diameter D E.Second pipe 6 comprises socket end 16.Second pipe 6 extends along the second center shaft Y-Y.Second pipe 6 is such as made up of the pig iron and can be comprised external protection and/or inner protective layer.Protective cover such as can based on cement or ZnAl.
Two center shaft X-X and Y-Y are parallel to each other but do not overlap.Center shaft Y-Y hereinafter for the second pipe uses " radial direction ", the phraseology of " axis " and " circumference ".First pipe 4 and the second pipe 6 define mid-plane PM, and this face vertically extends and comprises the first center shaft X-X.
First pipe 4 inserts the second pipe 6.Cylinder 10 to be placed in cylinder 14 and to be socketed end 12 and is inserted into socket end 16.Annular spaces 20 is formed and center shaft X-X and Y-Y offsets each other between first pipe 4 and the second pipe 6.
Annular spaces 20 comprises top, space 22 and bottom, space 24.
Registration device 8 keeps the first pipe 4 radial direction away from the second pipe 6.In this case, the first pipe 4 extends from second pipe 6 a distance over its entire surface and does not contact with the second pipe 6 completely.
Registration device 8 comprises at least one air bag and comprises the first air bag 26 and the second air bag 28 in the current situation.Described or each air bag 26,28 is suitable for obstruction first pipe 4 relative to the radial direction of the second pipe 6 and longitudinal travel.
First air bag 26 to be placed in annular spaces 20 and on the top 22 in this space 20.First air bag 26 strides across mid-plane PM, and preferably places centered by this mid-plane PM.Air bag is placed on top, space 22 and avoids air bag and bear immense pressure and the weight of especially bearing the first pipe 4.Therefore the risk that the venting of air bag even bursts is minimized.Air bag 26 is placed between cylinder 10 and 14.
As shown in Figure 1, single air bag is the first air bag 26 in the case, is placed on the first pipe 4 and provides circumferentially.In other words, other air bags circumferentially placed by the first pipe 4 not on this pipe axial component of placement first air bag 26.
Second air bag 28 is placed between the first pipe 4 and the second pipe 6 equally.Second air bag 28 to be placed in annular spaces 20 and on the top 22 in this space 20.Second air bag 28 strides across mid-plane PM, and preferably places centered by this mid-plane PM.Second air bag 28 is placed between socket end 16 and socket end 12.Second air bag 28 relative to the first air bag 26 axial offset and not with the first air bag 26 axial overlap.
Described or each air bag 26,28 comprises valve 30, and air bag is undertaken inflating or exitting by valve 30.
The behave be placed in socket end 16 of second air bag 28 allows to arrive valve 30 and inflates air bag 28 or exit.
Described or each air bag 26,28 comprises two free circumferential end and is preferably less than 180 ° of extensions around center shaft X-X.
Each air bag is such as by plastic material, the multilaminar polyethylene/polypropylene of such as polyethylene or polypropylene and so on, and the multilayer material that the outside again or based on polyethylene or polypropylene is covered with one deck paper is made.
Registration device 8 comprises the first boundary belt 40 and the second boundary belt 42.Each boundary belt 40,42 is placed between the first pipe 4 and the second pipe 6.First pipe 4 is placed on described or each boundary belt 40,42.
Each boundary belt 40,42 comprises unshowned two circumferential end, is fixed between two circumferential end by adhesives or other modes.Each boundary belt 40,42 is around the first pipe 4.
So each boundary belt 40,42 forms protection ring in the assembled state.
First boundary belt 40 is placed as the end face with cylinder 10.In other words, the axial edge of boundary belt 40 is alignd with the axial end of cylinder 10.Like this, when the first pipe is inserted into the second pipe, the described end of cylinder is protected.
Each boundary belt 40,42 is not inflatable and be suitable for the bending of coincidence tube.Each boundary belt 40,42 is made up of the flexible material such as compound of such as flexible plastic material, cardboard or these materials.Each boundary belt 40,42 has the thickness such as between 3mm and 6mm.Each boundary belt is solid or meshed.Boundary belt 40,42 is such as polyethylene or other plastic material, again or based on the regrown material of cardboard and plastic material.
Second boundary belt 42 is from the first boundary belt 40 axial offset and be separated by with it or not axial overlap.First boundary belt 40 and the second boundary belt 42 are placed in the cylinder 14 of the second pipe 6.
First air bag 26 and the first boundary belt 40 axial overlap or axially align.Second air bag 28 and the second boundary belt 42 are axially offset to one another and not axial overlap.In a variant which is not illustrated, the second air bag 28 and the second boundary belt 42 also can axial overlaps.
When the second pipe 6 comprises inner protective layer, described or each boundary belt 40,42 is placed on this protective cover.
Being implemented as follows of the location of the first pipe 4 in the second pipe 6:
First, described or each boundary belt 40,42 are placed around the first pipe 4.This is realized by the two ends connecting each boundary belt 40,42.
Then, the first pipe 4 is inserted the second pipe 6.While insertion, boundary belt is protected the first pipe 4.
Subsequently, the first pipe 4 is placed in the second pipe 6 together with boundary belt 40,42.
Then, described or each air bag 26,28 is inserted into the space 20 formed between two pipes 4,6 in the deflated condition.
Finally, to the inflation of described or each air bag 26,28 until described or each air bag againsts the first pipe and the second pipe 4,6.The pressure that described or each air bag is filled with air enough avoids the displacement of the first pipe in the second pipe, and is less than 5 bar (bar) especially.
According to a kind of registration device of modification and the difference of above-mentioned registration device 8 as described below.
The protected plate of boundary belt 40,42 substitutes.Registration device comprises by the first fender of the position being axially positioned over the first boundary belt 40, and is axially positioned over the second fender of the second boundary belt 42 position.Each fender comprises two free circumferential end and is less than 180 ° of extensions around center shaft X-X.These fenders are placed on the bottom 24 of annular spaces 20.Each fender strides across mid-plane PM, and preferably places centered by this mid-plane PM.
Relative to the above-mentioned localization method with reference to boundary belt, use being amended as follows of the localization method of the registration device of modification:
First, before the first pipe 4 is inserted the second pipe 6, described or each fender 40,42 are placed in the second pipe 6 instead of by boundary belt and place around the first pipe 4,
Then, after insertion first pipe, the first pipe 4 is placed on described or each fender, instead of the first pipe 4 is placed in the second pipe 6 together with boundary belt 40,42.
Under normal circumstances, boundary belt 40,42 can be substituted by other not inflatable or nondistensible protection components.
As modification, described or each air bag can be substituted by the expansion element of such as jack or spring and so on.Under normal circumstances, expansion element has swelling state and retracted mode, and swelling state corresponds to the inflated condition of air bag, and retracted mode corresponds to the deflation status of air bag.
In the expanded state, the axis between expansion element obstruction pipe and radial displacement.Under retracted mode, expansion element can be inserted between two pipes.
Locating assembly 8 has the following advantages:
Because the cost of boundary belt, fender and air bag is low, locating assembly 8 cheap.
Simple installation is quick, particularly because air bag and boundary belt or fender are independent component and can be placed on one by one in pipe 6.
The different-diameter that locating assembly can be used between different pipe diameters and/or two pipes 4,6 is poor.
Similarly, owing to inflating the friction of rear gasbag between two pipes or more generally due to the friction of expansion element between two pipes, the axial locking between the first and second pipes is optional.
Claims (11)
1. a locating assembly, comprising:
First pipe (4), has outer diameter D E;
Second pipe (6), have the internal diameter DI being greater than described outer diameter D E, especially, described first pipe is placed in described second pipe; And
The registration device (8) of described first pipe in described second pipe;
It is characterized in that, described registration device (8) comprises at least one first expansion element (26), and described or each expansion element has swelling state and retracted mode, and
When described expansion element is in described swelling state, described expansion element is suitable for hindering described first pipe relative to the radial direction of described second pipe and longitudinal travel.
2. locating assembly according to claim 1, wherein, described first or each expansion element be air bag (26,28), described or each air bag (26,28) is suitable for, especially be filled with air at described or each air bag (26,28), hinder described first pipe relative to the radial direction of described second pipe and longitudinal travel.
3. locating assembly according to claim 1 and 2, wherein, described first or each expansion element (26) be placed between described first pipe with described second pipe space (20) in and be in the top of described space (20).
4. locating assembly according to any one of claim 1 to 3, wherein, single expansion element (26,28) to be placed on given by described first pipe circumferentially.
5. locating assembly according to any one of claim 1 to 4, wherein, it is the second expansion element of air bag (28) especially that described registration device (8) comprises, described second expansion element is placed between described first pipe and described second pipe, be in the top of described space (20) especially, and described second expansion element in described space (20) relative to described first expansion element (26) axial offset.
6. locating assembly according to any one of claim 1 to 5; wherein; described registration device comprise at least one be placed on described first pipe with described second pipe between not inflatable or nondistensible first protection component (40), described first pipe be placed in described or each protection component on.
7. locating assembly according to claim 6; wherein; described registration device comprises not inflatable or nondistensible second protection component (42) be placed between described first pipe and described second pipe, and described second protection component is relative to described first protection component (40) axial offset.
8. according to the locating assembly described in combination of at least claim 5 and 7; wherein; described first expansion element (26) and described first protection component (40) are axially aligned or axial overlap each other, and described second expansion element (28) and described second protects component (42) to be axially offset to one another.
9. the locating assembly according to any one in aforementioned claim, wherein, at least one protection component or each protection component are fender or boundary belt (40,42).
10. the locating assembly according to any one in aforementioned claim, wherein, described second pipe (6) comprises inner protective layer, and described or each protection component (40,42) is placed on described inner protective layer.
Manage the method for (4) in second pipe (6) inner position first, comprise following consecutive steps for 11. 1 kinds:
At least one protection component (40,42) is placed on described first pipe (4) or in described second pipe (6);
Described first pipe (4) is inserted described second pipe (6);
Described first pipe (4) is placed on described second pipe, and described protection component or described first pipe of each protection component intervention and described second are managed between (4,6);
At least one expansion element (26,28) under retracted mode is inserted the space (20) between described first pipe with described second pipe; And
Described or each expansion element is expanded until described expansion element againsts described first pipe and described second manage (4,6).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1361963 | 2013-12-02 | ||
| FR1361963A FR3014164B1 (en) | 2013-12-02 | 2013-12-02 | SETTING ASSEMBLY AND CORRESPONDING METHOD |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104670698A true CN104670698A (en) | 2015-06-03 |
| CN104670698B CN104670698B (en) | 2019-05-14 |
Family
ID=49949965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410708153.1A Active CN104670698B (en) | 2013-12-02 | 2014-11-27 | Locating assembly and associated method |
Country Status (5)
| Country | Link |
|---|---|
| CN (1) | CN104670698B (en) |
| BR (1) | BR102014030151B1 (en) |
| DE (1) | DE102014117144A1 (en) |
| ES (2) | ES2542926B1 (en) |
| FR (1) | FR3014164B1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110833065A (en) * | 2019-11-20 | 2020-02-25 | 徐州蔬客达农业科技有限公司 | Connecting joint for electric sprayer spraying connecting pipe |
| CN111623175A (en) * | 2020-06-10 | 2020-09-04 | 胡珍凤 | PVC tubular product convenient to install |
| CN111924534A (en) * | 2020-08-16 | 2020-11-13 | 海南海玻工程玻璃有限公司 | Special-shaped glass processing device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2816575A (en) * | 1953-05-11 | 1957-12-17 | William S Stokes | Apparatus for laying a pipe line under a right-of-way |
| GB795689A (en) * | 1954-10-30 | 1958-05-28 | Augsburgi Nuernberg Ag Maschf | Improvements in and relating to the releasable fixing by frictional connection of a machine part which is displaceable with respect to a guiding part |
| AU3694484A (en) * | 1983-12-19 | 1985-07-04 | Raychem Gmbh | Expansible seal |
| EP0430117A1 (en) * | 1989-11-27 | 1991-06-05 | ERSAG Systeme AG | Apparatus and method for laying and positioning a pipe in an existing conduit |
| CN1304573A (en) * | 1998-06-05 | 2001-07-18 | 罗伯蒂克斯电缆铺设有限公司 | Method for installing of least one pipe line and/or empty conduct in supply and sanitation pipes which have already been laid, especially in sewer pipe systems or networks and similar |
| WO2003040601A2 (en) * | 2001-11-05 | 2003-05-15 | Dennis Shumard | Concentric pipe joint restraint |
| WO2005028941A1 (en) * | 2003-09-24 | 2005-03-31 | Matti Ojala | Method for modification of a pipe comprising insertion of a replacement pipe into a host pipe |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2033037B (en) * | 1978-10-11 | 1983-05-11 | Gallagher J | Joints for pipes or shafts |
-
2013
- 2013-12-02 FR FR1361963A patent/FR3014164B1/en active Active
-
2014
- 2014-11-24 DE DE102014117144.6A patent/DE102014117144A1/en active Pending
- 2014-11-25 ES ES201431746A patent/ES2542926B1/en active Active
- 2014-11-25 ES ES201631143A patent/ES2589001A2/en active Pending
- 2014-11-27 CN CN201410708153.1A patent/CN104670698B/en active Active
- 2014-12-02 BR BR102014030151-8A patent/BR102014030151B1/en active IP Right Grant
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2816575A (en) * | 1953-05-11 | 1957-12-17 | William S Stokes | Apparatus for laying a pipe line under a right-of-way |
| GB795689A (en) * | 1954-10-30 | 1958-05-28 | Augsburgi Nuernberg Ag Maschf | Improvements in and relating to the releasable fixing by frictional connection of a machine part which is displaceable with respect to a guiding part |
| AU3694484A (en) * | 1983-12-19 | 1985-07-04 | Raychem Gmbh | Expansible seal |
| EP0430117A1 (en) * | 1989-11-27 | 1991-06-05 | ERSAG Systeme AG | Apparatus and method for laying and positioning a pipe in an existing conduit |
| CN1304573A (en) * | 1998-06-05 | 2001-07-18 | 罗伯蒂克斯电缆铺设有限公司 | Method for installing of least one pipe line and/or empty conduct in supply and sanitation pipes which have already been laid, especially in sewer pipe systems or networks and similar |
| WO2003040601A2 (en) * | 2001-11-05 | 2003-05-15 | Dennis Shumard | Concentric pipe joint restraint |
| WO2005028941A1 (en) * | 2003-09-24 | 2005-03-31 | Matti Ojala | Method for modification of a pipe comprising insertion of a replacement pipe into a host pipe |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110833065A (en) * | 2019-11-20 | 2020-02-25 | 徐州蔬客达农业科技有限公司 | Connecting joint for electric sprayer spraying connecting pipe |
| CN110833065B (en) * | 2019-11-20 | 2021-11-19 | 徐州蔬客达农业科技有限公司 | Connecting joint for electric sprayer spraying connecting pipe |
| CN111623175A (en) * | 2020-06-10 | 2020-09-04 | 胡珍凤 | PVC tubular product convenient to install |
| CN111924534A (en) * | 2020-08-16 | 2020-11-13 | 海南海玻工程玻璃有限公司 | Special-shaped glass processing device |
| CN111924534B (en) * | 2020-08-16 | 2021-11-23 | 海南海玻工程玻璃有限公司 | Special-shaped glass processing device |
Also Published As
| Publication number | Publication date |
|---|---|
| FR3014164B1 (en) | 2016-05-06 |
| BR102014030151A2 (en) | 2016-09-13 |
| CN104670698B (en) | 2019-05-14 |
| ES2542926A2 (en) | 2015-08-12 |
| ES2589001A2 (en) | 2016-11-08 |
| BR102014030151B1 (en) | 2020-12-29 |
| ES2542926B5 (en) | 2015-08-12 |
| ES2542926B1 (en) | 2016-09-20 |
| ES2542926R1 (en) | 2015-12-17 |
| FR3014164A1 (en) | 2015-06-05 |
| DE102014117144A1 (en) | 2015-06-03 |
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