CN114811237A - Multi-branch-mouth composite silicone tube and manufacturing method thereof - Google Patents
Multi-branch-mouth composite silicone tube and manufacturing method thereof Download PDFInfo
- Publication number
- CN114811237A CN114811237A CN202210369574.0A CN202210369574A CN114811237A CN 114811237 A CN114811237 A CN 114811237A CN 202210369574 A CN202210369574 A CN 202210369574A CN 114811237 A CN114811237 A CN 114811237A
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- silica gel
- silicone tube
- pipe
- composite silicone
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- 239000002131 composite material Substances 0.000 title claims abstract description 39
- 229920001296 polysiloxane Polymers 0.000 title claims abstract description 37
- 238000004519 manufacturing process Methods 0.000 title claims description 12
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 66
- 239000000741 silica gel Substances 0.000 claims abstract description 66
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 66
- 230000032683 aging Effects 0.000 claims abstract description 12
- 239000002184 metal Substances 0.000 claims abstract description 9
- 239000000463 material Substances 0.000 claims description 34
- 238000001125 extrusion Methods 0.000 claims description 24
- 230000001681 protective effect Effects 0.000 claims description 17
- 229910000831 Steel Inorganic materials 0.000 claims description 13
- 239000010959 steel Substances 0.000 claims description 13
- 239000002994 raw material Substances 0.000 claims description 12
- 238000004073 vulcanization Methods 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 11
- 239000003292 glue Substances 0.000 claims description 9
- 238000002156 mixing Methods 0.000 claims description 9
- 238000010074 rubber mixing Methods 0.000 claims description 9
- 238000004806 packaging method and process Methods 0.000 claims description 7
- 239000006087 Silane Coupling Agent Substances 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 6
- 229920003225 polyurethane elastomer Polymers 0.000 claims description 6
- 229920002050 silicone resin Polymers 0.000 claims description 6
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims description 6
- 229920002554 vinyl polymer Polymers 0.000 claims description 6
- 238000004804 winding Methods 0.000 claims description 6
- 238000004321 preservation Methods 0.000 claims description 5
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 238000004512 die casting Methods 0.000 claims description 3
- 229920001971 elastomer Polymers 0.000 claims description 3
- 238000003825 pressing Methods 0.000 claims description 3
- 238000003860 storage Methods 0.000 claims description 3
- 230000009471 action Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000003712 anti-aging effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000009970 fire resistant effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Images
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
- F16L41/00—Branching pipes; Joining pipes to walls
- F16L41/02—Branch units, e.g. made in one piece, welded, riveted
- F16L41/03—Branch units, e.g. made in one piece, welded, riveted comprising junction pieces for four or more pipe members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D23/00—Producing tubular articles
- B29D23/001—Pipes; Pipe joints
-
- 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
- F16L57/00—Protection of pipes or objects of similar shape against external or internal damage or wear
-
- 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
- F16L58/00—Protection of pipes or pipe fittings against corrosion or incrustation
- F16L58/02—Protection of pipes or pipe fittings against corrosion or incrustation by means of internal or external coatings
-
- 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
- F16L59/00—Thermal insulation in general
- F16L59/02—Shape or form of insulating materials, with or without coverings integral with the insulating materials
- F16L59/028—Composition or method of fixing a thermally insulating material
-
- 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
- F16L59/00—Thermal insulation in general
- F16L59/02—Shape or form of insulating materials, with or without coverings integral with the insulating materials
- F16L59/029—Shape or form of insulating materials, with or without coverings integral with the insulating materials layered
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Laminated Bodies (AREA)
Abstract
The invention discloses a multi-opening composite silicone tube which comprises a main tube body, wherein the front surface of the main tube body is communicated with a plurality of metal branch tubes, the top of the left side of the main tube body is communicated with a bypass branch tube, the bottom of the left side of the main tube body is communicated with an auxiliary branch tube, the right side of the main tube body is communicated with a plurality of circulation branch tubes, the main tube body, the bypass branch tubes, the auxiliary branch tubes and the circulation branch tubes are all composed of a base body, an aging-resistant layer is arranged on the surface of the base body, and a heat-insulating layer is arranged on the surface of the aging-resistant layer. According to the invention, by arranging the metal branch pipe, the bypass branch pipe, the auxiliary branch pipe and the circulation branch pipe, the silica gel pipe can form a composite pipe with a plurality of metal branch openings and a plurality of silica gel branch openings, so that the connection range and mode of the silica gel pipe are greatly improved, and the problems that the existing silica gel pipe is single in structure and function, less in connection interface, incapable of meeting the use requirements of different environments and seriously influencing the application range of the silica gel pipe are solved.
Description
Technical Field
The invention relates to the technical field of composite silicone tubes, in particular to a multi-branch-mouth composite silicone tube and a manufacturing method thereof.
Background
The silicone tube is a circulation and coating carrier for liquid, gas and other materials, but the structure and the function of the existing silicone tube are single, the number of connecting interfaces is small, the use requirements of different environments cannot be met, and the application range of the silicone tube is seriously influenced.
Disclosure of Invention
In order to solve the problems in the background art, the invention aims to provide a multi-branch-mouth composite silicone tube and a manufacturing method thereof, which have the advantage of diversified functions and solve the problems that the existing silicone tube has a single structure and function, is provided with few connecting interfaces, cannot meet the use requirements of different environments and seriously affects the application range of the silicone tube.
In order to achieve the purpose, the invention provides the following technical scheme: a multi-branch composite silicone tube comprises a main tube body;
the front of the main pipe body is communicated with a plurality of metal branch pipes, the top of the left side of the main pipe body is communicated with a bypass branch pipe, the bottom of the left side of the main pipe body is communicated with an auxiliary branch pipe, and the right side of the main pipe body is communicated with a plurality of circulation branch pipes.
Preferably, the main pipe body, the bypass branch pipe, the auxiliary branch pipe and the circulation branch pipe are all composed of a base body, an aging-resistant layer is arranged on the surface of the base body, a heat-insulating layer is arranged on the surface of the aging-resistant layer, a weather-resistant layer is arranged on the surface of the heat-insulating layer, and a protective film is arranged on the surface of the weather-resistant layer.
Preferably, the material of the aging-resistant layer is a mixed silica gel raw material added with a silane coupling agent, the material of the heat-insulating layer is a mixed silica gel raw material added with vinyl silicone resin, the material of the weather-resistant layer is a mixed silica gel raw material added with polyurethane rubber, and the material of the protective film is PET silica gel.
A manufacturing method of a multi-opening composite silicone tube comprises the following steps: comprising the steps of a) mixing rubber; step b) installation; step c) extrusion molding; step d) high-temperature vulcanization; step e) packaging and warehousing:
step a) rubber mixing: respectively putting a plurality of parts of mixed silica gel raw materials into a plurality of double-roll rubber mixing machines, then respectively adding vinyl silicone resin, a silane coupling agent and polyurethane rubber into each double-roll rubber mixing machine for mixing, and pressing into a layer of silica gel extrusion material with uniform thickness;
step b) installation: mounting the prefabricated steel pipe formed by die casting into a die, and then connecting the die with an extruder;
step c) extrusion molding: and (3) sequentially extruding and conveying the silica gel extrusion materials mixed with different addition materials to the interior of the die to wrap the silica gel extrusion materials on the surface of the prefabricated steel pipe, thereby obtaining the composite silica gel pipe.
Step d) high temperature vulcanization: putting the coated composite silicone tube into an oven for vulcanization, and removing peculiar smell on the composite silicone tube;
step e) packaging and warehousing: and winding a silica gel protective film on the surface of the vulcanized composite silicone tube, and then carrying out constant-temperature warehousing and storage on the composite silicone tube according to the order condition.
Preferably, in the step d), the high-temperature vulcanization is carried out, the temperature inside the oven is between 180 and 200 ℃, and the processing time is 2 hours.
Preferably, in the step b), the die is formed by a plurality of detachable modules, and the inner diameters of the modules correspond to the thickness of the silica gel layer mixed with different adding materials.
Preferably, in the step c), the extrusion molding is performed, each silica gel extrusion material needs to be rapidly cooled in an air cooling or water cooling mode after being filled, after the silica gel extrusion materials are completely shaped, the prefabricated steel pipe is taken out from the interior of the mold, then the modules forming the mold are replaced, and the prefabricated steel pipe is fixed in the mold again for subsequent filling and coating operations.
Preferably, the step e) is packaged and stored in a warehouse: the inner surface of the silica gel protective film is coated with silica gel glue by a glue spreader before winding, and the silica gel protective film coated with the silica gel glue is wound on the surface of the composite silica gel tube within 10 seconds.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, by arranging the metal branch pipe, the bypass branch pipe, the auxiliary branch pipe and the circulation branch pipe, the silica gel pipe can form the composite pipe with a plurality of metal branch openings and a plurality of silica gel branch openings, so that the connection range and mode of the silica gel pipe are greatly improved, and the problems that the existing silica gel pipe is single in structure and function, less in connection interface, incapable of meeting the use requirements of different environments and seriously influenced in the application range of the silica gel pipe are solved.
2. According to the invention, the aging resistant layer, the heat preservation layer, the weather resistant layer and the protective film are arranged, so that the protective effect of the silica gel layer can be greatly improved, the prepared composite silica gel tube is fire-resistant, water-resistant and corrosion-resistant, the use requirements of various extreme environments can be met, and meanwhile, the product can reduce the manufacturing cost on the basis of prolonging the service life.
3. According to the invention, the prefabricated steel pipe is coated by the mould which can be connected in a modularized manner, so that a scientific processing system can be formed, the processing efficiency of the silicone tube is greatly improved, and the silicone tube processing method is more suitable for popularization in various processing environments.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a left side view of the present invention;
fig. 3 is a perspective view of a partial structure of the present invention.
In the figure: 1. a primary tube; 2. a metal branch pipe; 3. a bypass branch pipe; 4. an auxiliary branch pipe; 5. a flow-through branch; 6. a substrate; 7. an aging-resistant layer; 8. a heat-insulating layer; 9. a weatherable layer; 10. and (4) a protective film.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 3, the multi-ported composite silicone tube provided by the present invention comprises a main tube 1;
the front intercommunication of being responsible for the body 1 has a plurality of metal branch pipe 2, and the left top intercommunication of being responsible for the body 1 has bypass branch pipe 3, and the left bottom intercommunication of being responsible for the body 1 has auxiliary branch pipe 4, and the right side intercommunication of being responsible for the body 1 has a plurality of circulation branch pipe 5.
As shown in fig. 2, the present invention is further configured to: main body 1, bypass branch pipe 3, auxiliary branch pipe 4 and circulation branch pipe 5 constitute by base member 6, and the surface of base member 6 is provided with ageing-resistant layer 7, and ageing-resistant layer 7's surface is provided with heat preservation 8, and heat preservation 8's surface is provided with and waits to wait layer 9, and the surface that waits to wait layer 9 is provided with protecting film 10.
As shown in fig. 2, the present invention is further configured to: the material of the anti-aging layer 7 is a mixed silica gel raw material added with a silane coupling agent, the material of the heat preservation layer 8 is a mixed silica gel raw material added with vinyl silicone resin, the material of the weather-resistant layer 9 is a mixed silica gel raw material added with polyurethane rubber, and the material of the protective film 10 is PET silica gel.
A manufacturing method of a multi-opening composite silicone tube comprises the following steps: comprising the steps of a) mixing rubber; step b) installation; step c) extrusion molding; step d) high-temperature vulcanization; step e) packaging and warehousing:
step a) rubber mixing: respectively putting a plurality of parts of mixed silica gel raw materials into a plurality of double-roll rubber mixing machines, then respectively adding vinyl silicone resin, a silane coupling agent and polyurethane rubber into each double-roll rubber mixing machine for mixing, and pressing into a layer of silica gel extrusion material with uniform thickness;
step b) installation: mounting the prefabricated steel pipe formed by die casting into a die, and then connecting the die with an extruder;
step c) extrusion molding: and (3) sequentially extruding and conveying the silica gel extrusion materials mixed with different addition materials to the interior of the die to wrap the silica gel extrusion materials on the surface of the prefabricated steel pipe, thereby obtaining the composite silica gel pipe.
Step d) high temperature vulcanization: putting the coated composite silicone tube into an oven for vulcanization, and removing peculiar smell on the composite silicone tube;
step e) packaging and warehousing: and winding a silica gel protective film on the surface of the vulcanized composite silicone tube, and then storing the composite silicone tube in a warehouse at a constant temperature according to the order condition.
The invention is further configured to: and d) carrying out high-temperature vulcanization, wherein the temperature in the oven is between 180 and 200 ℃, and the processing time is 2 hours.
The invention is further configured to: and b), mounting, wherein the die consists of a plurality of detachable modules, and the inner diameters of the modules correspond to the thickness of the silica gel layer mixed with different adding materials.
The invention is further configured to: and c) performing extrusion molding, wherein each silica gel extrusion material needs to be rapidly cooled in an air cooling or water cooling mode after being filled, when the silica gel extrusion materials are completely shaped, the prefabricated steel pipe is taken out from the interior of the mold, then the modules forming the mold are replaced, and the prefabricated steel pipe is fixed in the mold again for subsequent filling and coating operations.
The invention is further configured to: step e) packaging and warehousing: the inner surface of the silica gel protective film is coated with silica gel glue by a glue spreader before winding, and the silica gel protective film coated with the silica gel glue is wound on the surface of the composite silica gel tube within 10 seconds.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A multi-branch composite silicone tube comprises a main tube body (1);
the method is characterized in that: the front side of the main pipe body (1) is communicated with a plurality of metal branch pipes (2), the top of the left side of the main pipe body (1) is communicated with a bypass branch pipe (3), the bottom of the left side of the main pipe body (1) is communicated with an auxiliary branch pipe (4), and the right side of the main pipe body (1) is communicated with a plurality of circulation branch pipes (5).
2. The multi-ported composite silicone tube according to claim 1, wherein: the main pipe body (1), the bypass branch pipe (3), the auxiliary branch pipe (4) and the circulation branch pipe (5) are composed of a base body (6), an ageing-resistant layer (7) is arranged on the surface of the base body (6), a heat-insulating layer (8) is arranged on the surface of the ageing-resistant layer (7), a weather-resistant layer (9) is arranged on the surface of the heat-insulating layer (8), and a protective film (10) is arranged on the surface of the weather-resistant layer (9).
3. The multi-ported composite silicone tube according to claim 2, wherein: the material of ageing-resistant layer (7) is for adding the mixing silica gel raw materials that has silane coupling agent, the material of heat preservation (8) is for adding the mixing silica gel raw materials that has vinyl silicone resin, the material of resistant layer (9) is for adding the mixing silica gel raw materials that has polyurethane rubber, the material of protective film (10) is PET silica gel.
4. The method for manufacturing a multi-ported composite silicone tube according to claim 1, wherein: the method comprises the following steps: comprising the steps of a) mixing rubber; step b) installation; step c) extrusion molding; step d) high-temperature vulcanization; step e) packaging and warehousing:
step a) rubber mixing: respectively putting a plurality of parts of mixed silica gel raw materials into a plurality of double-roll rubber mixing machines, then respectively adding vinyl silicone resin, a silane coupling agent and polyurethane rubber into each double-roll rubber mixing machine for mixing, and pressing into a layer of silica gel extrusion material with uniform thickness;
step b) installation: mounting the prefabricated steel pipe formed by die casting into a die, and then connecting the die with an extruder;
step c) extrusion molding: and (3) sequentially extruding and conveying the silica gel extrusion materials mixed with different addition materials to the interior of the die to wrap the silica gel extrusion materials on the surface of the prefabricated steel pipe, thereby obtaining the composite silica gel pipe.
Step d) high temperature vulcanization: putting the coated composite silicone tube into an oven for vulcanization, and removing peculiar smell on the composite silicone tube;
step e) packaging and warehousing: and winding a silica gel protective film on the surface of the vulcanized composite silicone tube, and then carrying out constant-temperature warehousing and storage on the composite silicone tube according to the order condition.
5. The method for manufacturing a multi-ported composite silicone tube according to claim 4, wherein: and d) carrying out high-temperature vulcanization in the step d), wherein the temperature in the oven is between 180 and 200 ℃, and the processing time is 2 hours.
6. The method for manufacturing a multi-ported composite silicone tube according to claim 4, wherein: and b), mounting, wherein the die consists of a plurality of detachable modules, and the inner diameters of the modules correspond to the thickness of the silica gel layer mixed with different adding materials.
7. The method for manufacturing a multi-ported composite silicone tube according to claim 4, wherein: and c) extrusion molding, wherein each silica gel extrusion material needs to be rapidly cooled in an air cooling or water cooling mode after being filled, the prefabricated steel pipe is taken out from the interior of the mold after the silica gel extrusion materials are completely shaped, then the modules forming the mold are replaced, and the prefabricated steel pipe is fixed in the mold again for subsequent filling and coating operations.
8. The method for manufacturing a multi-ported composite silicone tube according to claim 4, wherein: the step e) is packaged and put in storage: the inner surface of the silica gel protective film is coated with silica gel glue by a glue spreader before winding, and the silica gel protective film coated with the silica gel glue is wound on the surface of the composite silica gel tube within 10 seconds.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210369574.0A CN114811237B (en) | 2022-04-08 | 2022-04-08 | Composite silica gel tube with multiple ports and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210369574.0A CN114811237B (en) | 2022-04-08 | 2022-04-08 | Composite silica gel tube with multiple ports and manufacturing method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114811237A true CN114811237A (en) | 2022-07-29 |
| CN114811237B CN114811237B (en) | 2023-12-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210369574.0A Active CN114811237B (en) | 2022-04-08 | 2022-04-08 | Composite silica gel tube with multiple ports and manufacturing method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114811237B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1210182A (en) * | 1968-07-29 | 1970-10-28 | Angus George Co Ltd | Improvements in the manufacture of flexible hose pipes |
| JPH11173485A (en) * | 1997-12-11 | 1999-06-29 | Kimura Chem Plants Co Ltd | Branch pipe connection structure |
| KR20100074618A (en) * | 2008-12-24 | 2010-07-02 | (주)신원튜브 | Pipe for drinking water having soft film for protection |
| CN207394200U (en) * | 2017-10-27 | 2018-05-22 | 新昌县华亿机械有限公司 | A kind of air-conditioning tube assembly |
| CN109237143A (en) * | 2018-09-27 | 2019-01-18 | 曾玉平 | Water transferring line is used in a kind of life |
| CN111231257A (en) * | 2020-03-10 | 2020-06-05 | 济南晨生医疗科技有限公司 | Manufacturing method of silicone tube with external coating extruded |
| CN211891942U (en) * | 2019-10-14 | 2020-11-10 | 临海市海花橡塑制品有限公司 | Silica gel multi-opening pipe forming die |
| CN112778672A (en) * | 2020-12-30 | 2021-05-11 | 北京天元奥特橡塑有限公司 | Inner fluorine outer silicone tube and preparation method thereof |
| CN214368463U (en) * | 2020-11-11 | 2021-10-08 | 四川福翔科技有限公司 | Four-way silicone tube |
-
2022
- 2022-04-08 CN CN202210369574.0A patent/CN114811237B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1210182A (en) * | 1968-07-29 | 1970-10-28 | Angus George Co Ltd | Improvements in the manufacture of flexible hose pipes |
| JPH11173485A (en) * | 1997-12-11 | 1999-06-29 | Kimura Chem Plants Co Ltd | Branch pipe connection structure |
| KR20100074618A (en) * | 2008-12-24 | 2010-07-02 | (주)신원튜브 | Pipe for drinking water having soft film for protection |
| CN207394200U (en) * | 2017-10-27 | 2018-05-22 | 新昌县华亿机械有限公司 | A kind of air-conditioning tube assembly |
| CN109237143A (en) * | 2018-09-27 | 2019-01-18 | 曾玉平 | Water transferring line is used in a kind of life |
| CN211891942U (en) * | 2019-10-14 | 2020-11-10 | 临海市海花橡塑制品有限公司 | Silica gel multi-opening pipe forming die |
| CN111231257A (en) * | 2020-03-10 | 2020-06-05 | 济南晨生医疗科技有限公司 | Manufacturing method of silicone tube with external coating extruded |
| CN214368463U (en) * | 2020-11-11 | 2021-10-08 | 四川福翔科技有限公司 | Four-way silicone tube |
| CN112778672A (en) * | 2020-12-30 | 2021-05-11 | 北京天元奥特橡塑有限公司 | Inner fluorine outer silicone tube and preparation method thereof |
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| Publication number | Publication date |
|---|---|
| CN114811237B (en) | 2023-12-05 |
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