CN105690717A - Manufacturing system and method for sealed heat preservation pipe - Google Patents
Manufacturing system and method for sealed heat preservation pipe Download PDFInfo
- Publication number
- CN105690717A CN105690717A CN201610065251.7A CN201610065251A CN105690717A CN 105690717 A CN105690717 A CN 105690717A CN 201610065251 A CN201610065251 A CN 201610065251A CN 105690717 A CN105690717 A CN 105690717A
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- CN
- China
- Prior art keywords
- sealing
- extruder
- pipe
- conveyer belt
- thermal insulation
- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/02—Combined blow-moulding and manufacture of the preform or the parison
- B29C49/04—Extrusion blow-moulding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
- B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/24—Lining or labelling
- B29C49/26—Lining or labelling inner lining of tubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/42—Component parts, details or accessories; Auxiliary operations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/02—Combined blow-moulding and manufacture of the preform or the parison
- B29C49/04—Extrusion blow-moulding
- B29C49/04102—Extrusion blow-moulding extruding the material continuously
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2023/00—Tubular articles
Abstract
The invention discloses a manufacturing system and method for a sealed heat preservation pipe. The manufacturing system comprises a forming machine, a pipe skin extruder and a sealing extruder. The pipe skin extruder and the sealing extruder are arranged on one side of the forming machine. The forming machine comprises a first conveying mechanism, a second conveying mechanism and a mold. The first conveying mechanism is arranged above the mold, and the second conveying mechanism is arranged below the mold. A blow molding pipeline is arranged at one end of the mold and communicates with a containing space. A connecting block is connected to one end of the blow molding pipeline. The pipe skin extruder and the sealing extruder communicate with the blow molding pipeline through the connecting block. An induction switch is arranged at one end of a conveying rod and utilized for controlling the starting and stopping states of the sealing extruder to supply sealing materials quantitatively, thus, sealing layers can be welded to the inner side wall of a pipeline body at intervals, and the manufacturing cost is saved well.
Description
Technical field
The present invention relates to piping articles manufacture field, especially relate to manufacture system and the manufacture method of a kind of sealing thermal insulation pipe。
Background technology
Sealing thermal insulation pipe includes pipe body and sealant in the market, wherein, sealant is fixed on the both ends of pipe body by man-made assembly mode, specifically, pipe body and external device (ED) are reached sealing effectiveness to fetching by the affixed effect of threaded portion by sealant, this kind of fixed form also exists the subject matters such as gas leakage, it is necessary to again carries out manual detection and judges, causes cost of labor to increase and cannot the problem such as production automatically。
Summary of the invention
Based on this, it is necessary to for the deficiencies in the prior art, it is provided that the manufacture system of a kind of sealing thermal insulation pipe and manufacture method, under not increasing the loss of original input and the energy, simple to operate, production efficiency is high, good sealing effect。
For solving above-mentioned technical problem, the technical solution adopted in the present invention is: the manufacture system of a kind of sealing thermal insulation pipe, it includes forming machine, pipe skin extruder and seals extruder, described pipe skin extruder and sealing extruder are separately positioned on forming machine side, described forming machine includes the first conveying mechanism, second conveyor structure and mould, and described first conveying mechanism and second conveyor structure are separately positioned on mould over and under；
Described mould one end is provided with blowing pipeline, described blowing pipeline communication accommodation space, and described blowing pipeline one end connects contiguous block, and described pipe skin extruder and sealing extruder are respectively through contiguous block and blowing pipeline communication。
Wherein in an embodiment, described first conveying mechanism includes the first conveyer belt and the first roller, described first roller drives the first conveyer belt cycle rotation, described second conveyor structure to include the second conveyer belt and the second roller, and described second roller drives the second conveyer belt cycle rotation；Described mould includes upper bolster and die shoe, and the laminating of described upper bolster is arranged on the first conveyer belt, and described upper bolster and the linkage of the first conveyer belt are arranged, and the laminating of described die shoe is arranged on the second conveyer belt, and described die shoe and the linkage of the second conveyer belt are arranged。
Wherein in an embodiment, described mould also includes driven rod, and described driven rod is arranged on upper bolster and encloses in the accommodation space setting formation with die shoe；Described upper bolster operates along driven rod direction under the drive of the first conveyer belt, and described die shoe operates along driven rod direction under the drive of the second conveyer belt；Described upper bolster and die shoe are respectively provided with joint mold and pipe shaft mould。
Wherein in an embodiment, described sealing extruder one end is additionally provided with squeezing out quantitative mechanism, described squeezing out quantitative mechanism connects with contiguous block, and described driven rod end is provided with inductive switch, and described inductive switch is in order to control the on off state of squeezing out quantitative mechanism。
Wherein in an embodiment, described blowing pipeline is provided with pipe skin passage and seals passage, and described pipe skin passage is arranged on sealing passage lateral part；Described pipe skin extruder is attached by contiguous block and pipe skin passage, and described sealing extruder is attached with sealing passage by contiguous block。
Wherein in an embodiment, described pipe skin extruder is that 90 ° of angles are vertically arranged with sealing extruder。
The manufacture method of a kind of sealing thermal insulation pipe, it comprises the steps:
(1), the first conveying mechanism and second conveyor structure drive mould to rotate along driven rod；
(2), tube used for bottom pouring skin extruder, be shaped to pipe body by being delivered in pipe skin passage after pipe leather material hot melt, pipe body laminating be arranged on joint mold and pipe shaft die inside wall；
(3), the first conveying mechanism and second conveyor structure drive mould to be rotated further, the pipe body length of molding in mould is along with increase, and inductive switch sends a signal to sealing extruder after sensing joint mold；
(4), sealing extruder and be delivered to encapsulant to seal in passage by squeezing out quantitative mechanism and be shaped to sealant, sealant is fitted tightly on pipe body medial wall。
Wherein in an embodiment, described pipe leather material is the one in PE, PVC, PP, EVA or ABS。
Wherein in an embodiment, described encapsulant is PE, PVC, TPE or TPR。
Wherein in an embodiment, described pipe skin extruder internal operating temperature is 135～250 DEG C, and described sealing extruder internal operating temperature is 120～250 DEG C。
In sum, the manufacture system of sealing thermal insulation pipe of the present invention and manufacture method are by arranging inductive switch at driven rod end, utilize the on off state that inductive switch controls to seal extruder that encapsulant is carried out weight feed, make sealant discontinuous welding in the medial wall of pipe body, save manufacturing cost well；Additionally, by controlling to seal the temperature of the encapsulant of extruder extrusion, encapsulant is made to carry out welding with pipe body medial wall at relatively high temperatures, again encapsulant need not be heated can and pipe body medial wall carry out welding, decrease operation sequence, save the energy, be effectively increased production efficiency；Carry out the sealant after welding and form seamless link with pipe body end, thus without Seepage occurs, the air-conditioning sealing thermal insulation pipe being integrally forming is convenient to when assembling, leakage problem will not be caused because of the connection gap between sealant and pipe body, without again through manual detection air-tightness, avoid the failure problems that product in use causes, be effectively improved product and use quality。
Accompanying drawing explanation
Fig. 1 is the structure principle chart of the manufacture system of sealing thermal insulation pipe of the present invention；
Fig. 2 is the part-structure enlarged drawing of the manufacture system of sealing thermal insulation pipe of the present invention shown in Fig. 1。
Detailed description of the invention
For inventive feature, technological means and the specific purposes reached, function can be further appreciated that, below in conjunction with accompanying drawing and detailed description of the invention, the present invention is described in further detail。
As depicted in figs. 1 and 2, the manufacture system of sealing thermal insulation pipe of the present invention includes forming machine 100, pipe skin extruder 200 and sealing extruder 300, described pipe skin extruder 200 and sealing extruder 300 are separately positioned on forming machine 100 side, specifically, described pipe skin extruder 200 is vertically arranged in 90 ° of angles with sealing extruder 300, described forming machine 100 includes the first conveying mechanism 110, second conveyor structure 120 and mould 130, described first conveying mechanism 110 and second conveyor structure 120 are separately positioned on above and below mould 130, described first conveying mechanism 110 includes the first conveyer belt 111 and the first roller 112, described first roller 112 drives the first conveyer belt 111 cycle rotation, described second conveyor structure 120 includes the second conveyer belt 121 and the second roller 122, described second roller 122 drives the second conveyer belt 121 cycle rotation。
Described mould 130 includes upper bolster 131, die shoe 132 and driven rod 133, and described driven rod 133 arranges in the horizontal direction, and specifically, described driven rod 133 is arranged on upper bolster 131 and encloses in the accommodation space 134 setting formation with die shoe 132；The laminating of described upper bolster 131 is arranged on the first conveyer belt 111, described upper bolster 131 and the linkage of the first conveyer belt 111 are arranged, described upper bolster 131 operates to the left along driven rod 133 direction under the drive of the first conveyer belt 111, the laminating of described die shoe 132 is arranged on the second conveyer belt 121, described die shoe 132 and the linkage of the second conveyer belt 121 are arranged, and described die shoe 132 operates to the left along driven rod 133 direction under the drive of the second conveyer belt 121；Described upper bolster 131 and die shoe 132 are respectively provided with joint mold (not shown) and pipe shaft mould (not shown)。
On the right side of described mould 130, one end is provided with blowing pipeline 400, described blowing pipeline 400 connects accommodation space 134, described blowing pipeline 400 one end connects contiguous block 500, described pipe skin extruder 200 connects with blowing pipeline 400 respectively through contiguous block 500 with sealing extruder 300, specifically, described blowing pipeline 400 is provided with pipe skin passage 410 and seals passage 420, and described pipe skin passage 410 is arranged on sealing passage 420 lateral part；Described pipe skin extruder 200 is attached by contiguous block 500 and pipe skin passage 410, and described sealing extruder 300 is attached with sealing passage 420 by contiguous block 500。
Wherein in an embodiment, described sealing extruder 300 one end is additionally provided with squeezing out quantitative mechanism 310, described squeezing out quantitative mechanism 310 connects with contiguous block 500, described driven rod 133 end is provided with inductive switch (not shown), described inductive switch is in order to control the on off state of squeezing out quantitative mechanism 310, so that can be dosed in blowing passage by sealing the sealant material of extrusion in extruder 300 so that the sealant size of molding in mould 130 meets preset standard。
Manufacture system according to the invention described above sealing thermal insulation pipe, the present invention provides the manufacture method of a kind of sealing thermal insulation pipe, under not increasing the loss of original input and the energy, simple to operate, production efficiency is high, good sealing effect。
The manufacture method of sealing thermal insulation pipe of the present invention, comprises the steps:
(1), the first conveying mechanism 110 and second conveyor structure 120 drive mould 130 to turn left along driven rod 133；
(2), tube used for bottom pouring skin extruder 200, be shaped to pipe body by being delivered in pipe skin passage 410 after pipe leather material hot melt；Wherein, pipe body laminating is arranged on joint mold and pipe shaft die inside wall, pipe leather material is rigid plastics material, it is specially, pipe leather material is PE (vinyon), PVC (PolyvinylChloride, polrvinyl chloride), one in PP (polypropylene plastics), EVA (ethylene-vinyl acetate copolymer) or ABS (acrylonitrile-butadiene-styrene (ABS) plastics), described pipe skin extruder 200 internal operating temperature is 135～250 DEG C；
(3), the first conveying mechanism 110 and second conveyor structure 120 drive mould 130 to be rotated further, the pipe body length of molding in mould 130 is along with increase, and inductive switch sends a signal to sealing extruder 300 after sensing joint mold；
(4), sealing extruder 300 and be delivered to encapsulant to seal in passage 420 by squeezing out quantitative mechanism 310 and be shaped to sealant, sealant is fitted tightly on pipe body medial wall；Wherein, sealant mates setting with joint mold, encapsulant is flexible plastic material, it is specially, encapsulant is PE (vinyon), PVC (PolyvinylChloride, polrvinyl chloride), TPE (ThermoplasticElastomer, thermoplastic elastomer (TPE)) or TPR (ThermoplasticRubber, thermoplastic elastomer), described sealing extruder 300 internal operating temperature is 120～250 DEG C；
(5), the pipe body of molding can be moved to the left along driven rod 133 under the drive of the first conveying mechanism 110 and second conveyor structure 120, utilize cutter to make finished product after the pipe body with sealant position is cut。
Owing to the on off state sealing extruder 300 is controlled by inductive switch, ensure that the encapsulant from sealing the interior extrusion of extruder 300 meets preset standard by sealing the sealant size of passage 420 molding, it control effectively to sealing the encapsulant of extrusion in extruder 300, manufacturing cost can be saved well。
Additionally, higher temperature is there is by sealing the encapsulant of extruder 300 extrusion, after the pipe body making encapsulant sealant and molding by sealing passage 420 molding is fitted, again encapsulant need not be heated can and pipe body medial wall carry out welding, decrease operation sequence, save the energy, be effectively increased production efficiency；Carry out the sealant after welding and form seamless link with pipe body end, thus without Seepage occurs, the air-conditioning sealing thermal insulation pipe being integrally forming is convenient to when assembling, leakage problem will not be caused because of the connection gap between sealant and pipe body, without again through manual detection air-tightness, avoid the failure problems that product in use causes, be effectively improved product and use quality。
In sum, the manufacture system of sealing thermal insulation pipe of the present invention and manufacture method are by arranging inductive switch at driven rod 133 end, utilize the on off state that inductive switch controls to seal extruder 300 that encapsulant is carried out weight feed, make sealant discontinuous welding in the medial wall of pipe body, save manufacturing cost well；Additionally, by controlling to seal the temperature of the encapsulant of extruder 300 extrusion, encapsulant is made to carry out welding with pipe body medial wall at relatively high temperatures, again encapsulant need not be heated can and pipe body medial wall carry out welding, decrease operation sequence, save the energy, be effectively increased production efficiency；Carry out the sealant after welding and form seamless link with pipe body end, thus without Seepage occurs, the air-conditioning sealing thermal insulation pipe being integrally forming is convenient to when assembling, leakage problem will not be caused because of the connection gap between sealant and pipe body, without again through manual detection air-tightness, avoid the failure problems that product in use causes, be effectively improved product and use quality。
Embodiment described above only have expressed the several embodiments of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as limitation of the scope of the invention。It should be pointed out that, for the person of ordinary skill of the art, without departing from the inventive concept of the premise, it is also possible to making some deformation and improvement, these broadly fall into protection scope of the present invention。Therefore, protection scope of the present invention should be as the criterion with claims。
Claims (10)
1. the manufacture system of a sealing thermal insulation pipe, it is characterized in that: include forming machine (100), pipe skin extruder (200) and sealing extruder (300), described pipe skin extruder (200) and sealing extruder (300) are separately positioned on forming machine (100) side, described forming machine (100) includes the first conveying mechanism (110), second conveyor structure (120) and mould (130), described first conveying mechanism (110) and second conveyor structure (120) are separately positioned on mould (130) over and under；
Described mould (130) one end is provided with blowing pipeline (400), described blowing pipeline (400) connection accommodation space (134), described blowing pipeline (400) one end connects contiguous block (500), and described pipe skin extruder (200) connects with blowing pipeline (400) respectively through contiguous block (500) with sealing extruder (300)。
2. the manufacture system of sealing thermal insulation pipe according to claim 1, it is characterized in that: described first conveying mechanism (110) includes the first conveyer belt (111) and the first roller (112), described first roller (112) drives the first conveyer belt (111) cycle rotation, described second conveyor structure (120) includes the second conveyer belt (121) and the second roller (122), and described second roller (122) drives the second conveyer belt (121) cycle rotation；
Described mould (130) includes upper bolster (131) and die shoe (132), described upper bolster (131) laminating is arranged on the first conveyer belt (111), described upper bolster (131) is arranged with the first conveyer belt (111) linkage, described die shoe (132) laminating is arranged on the second conveyer belt (121), and described die shoe (132) is arranged with the second conveyer belt (121) linkage。
3. the manufacture system of sealing thermal insulation pipe according to claim 2, it is characterized in that: described mould (130) also includes driven rod (133), described driven rod (133) is arranged on upper bolster (131) and encloses in the accommodation space (134) setting formation with die shoe (132)；Described upper bolster (131) operates along driven rod (133) direction under the drive of the first conveyer belt (111), and described die shoe (132) operates along driven rod (133) direction under the drive of the second conveyer belt (121)；Described upper bolster (131) and die shoe (132) are respectively provided with joint mold and pipe shaft mould。
4. the manufacture system of sealing thermal insulation pipe according to claim 3, it is characterized in that: described sealing extruder (300) one end is additionally provided with squeezing out quantitative mechanism (310), described squeezing out quantitative mechanism (310) connects with contiguous block (500), described driven rod (133) end is provided with inductive switch, and described inductive switch is in order to control the on off state of squeezing out quantitative mechanism (310)。
5. the manufacture system of sealing thermal insulation pipe according to claim 1 and 2, it is characterized in that: described blowing pipeline (400) is provided with pipe skin passage (410) and seals passage (420), described pipe skin passage (410) is arranged on sealing passage (420) lateral part；Described pipe skin extruder (200) is attached by contiguous block (500) and pipe skin passage (410), and described sealing extruder (300) is attached with sealing passage (420) by contiguous block (500)。
6. the manufacture system of sealing thermal insulation pipe according to claim 1 and 2, it is characterised in that: described pipe skin extruder (200) is vertically arranged in 90 ° of angles with sealing extruder (300)。
7. the manufacture method of the sealing thermal insulation pipe as described in any one of claim 1～6, it is characterised in that comprise the steps:
(1), the first conveying mechanism (110) and second conveyor structure (120) drive mould (130) to rotate along driven rod (133)；
(2), tube used for bottom pouring skin extruder (200), be shaped to pipe body by being delivered in pipe skin passage (410) after pipe leather material hot melt, pipe body laminating be arranged on joint mold and pipe shaft die inside wall；
(3), the first conveying mechanism (110) and second conveyor structure (120) drive mould (130) to be rotated further, in mould (130), the pipe body length of molding is along with increase, and inductive switch sends a signal to sealing extruder (300) after sensing joint mold；
(4), sealing extruder (300) and be delivered to by encapsulant in sealing passage (420) by squeezing out quantitative mechanism (310) and be shaped to sealant, sealant is fitted tightly on pipe body medial wall。
8. the manufacture method of a sealing thermal insulation pipe as claimed in claim 7, it is characterised in that: described pipe leather material is the one in PE, PVC, PP, EVA or ABS。
9. the manufacture method of a sealing thermal insulation pipe as claimed in claim 7, it is characterised in that: described encapsulant is PE, PVC, TPE or TPR。
10. the manufacture method of a sealing thermal insulation pipe as claimed in claim 7, it is characterized in that: described pipe skin extruder (200) internal operating temperature is 135～250 DEG C, described sealing extruder (300) internal operating temperature is 120～250 DEG C。
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610065251.7A CN105690717B (en) | 2016-01-29 | 2016-01-29 | The manufacture system and manufacture method of sealing thermal insulation pipe |
| PCT/CN2016/085203 WO2017128590A1 (en) | 2016-01-29 | 2016-06-08 | Production system and production method for sealed thermal insulation pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610065251.7A CN105690717B (en) | 2016-01-29 | 2016-01-29 | The manufacture system and manufacture method of sealing thermal insulation pipe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105690717A true CN105690717A (en) | 2016-06-22 |
| CN105690717B CN105690717B (en) | 2018-02-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610065251.7A Active CN105690717B (en) | 2016-01-29 | 2016-01-29 | The manufacture system and manufacture method of sealing thermal insulation pipe |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN105690717B (en) |
| WO (1) | WO2017128590A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115972643B (en) * | 2022-12-06 | 2023-07-21 | 河北晟泽管道制造集团有限公司 | Production device and production process of plastic sleeve steel heat-insulating pipe |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1604838A (en) * | 2001-12-12 | 2005-04-06 | 三樱工业株式会社 | Method and device for manufacturing bellows tube |
| CN101444960A (en) * | 2007-11-28 | 2009-06-03 | 拉尔夫·彼得·赫格尔 | Device for continuously producing composite pipe having pipe joint |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3994646A (en) * | 1974-01-25 | 1976-11-30 | Frankische Isolierrohr-Und Metallwaren Werke Gebr. Kirchner | Apparatus for producing double-walled tubes of plastic material |
| JPS61148035A (en) * | 1984-12-21 | 1986-07-05 | Takiron Co Ltd | Manufacture of double wall pipe |
| DE4210482A1 (en) * | 1992-03-31 | 1993-10-07 | Wilhelm Hegler | Method and device for the continuous production of a composite pipe with a pipe socket |
| DE19848470A1 (en) * | 1998-10-21 | 2000-04-27 | Ralph Peter Hegler | Process for the continuous production of a composite pipe with a pipe sleeve and device for carrying out the process |
| CA2450560C (en) * | 2003-11-24 | 2006-05-16 | Manfred A. A. Lupke | Pipe molding system with vacuum and temperature controls of cooling plugs |
| CN201764141U (en) * | 2010-09-04 | 2011-03-16 | 深圳市沃尔核材股份有限公司 | Double-wall tube |
| CN204042214U (en) * | 2014-05-28 | 2014-12-24 | 姜维雁 | Air-conditioning heat insulation pipe |
| CN204604834U (en) * | 2015-03-02 | 2015-09-02 | 杭州华聚复合材料有限公司 | Double-layer composite pipe production line |
-
2016
- 2016-01-29 CN CN201610065251.7A patent/CN105690717B/en active Active
- 2016-06-08 WO PCT/CN2016/085203 patent/WO2017128590A1/en active Application Filing
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1604838A (en) * | 2001-12-12 | 2005-04-06 | 三樱工业株式会社 | Method and device for manufacturing bellows tube |
| CN101444960A (en) * | 2007-11-28 | 2009-06-03 | 拉尔夫·彼得·赫格尔 | Device for continuously producing composite pipe having pipe joint |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2017128590A1 (en) | 2017-08-03 |
| CN105690717B (en) | 2018-02-06 |
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Effective date of registration: 20200723 Address after: Guangdong province Dongguan City Hengli Town 523000 pit car gang murakamiryuu Road Patentee after: DONGGUAN HAOKE HARDWARE & PLASTIC PRODUCTS Co.,Ltd. Address before: Guangdong province Dongguan City Hengli Town 523000 pit Management District Village Youzhi car factory Patentee before: Jiang Weiyan |