CN103256733A - Pressure-bearing type plastic liner, production method and solar water heater using liner - Google Patents
Pressure-bearing type plastic liner, production method and solar water heater using liner Download PDFInfo
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- CN103256733A CN103256733A CN2013101606828A CN201310160682A CN103256733A CN 103256733 A CN103256733 A CN 103256733A CN 2013101606828 A CN2013101606828 A CN 2013101606828A CN 201310160682 A CN201310160682 A CN 201310160682A CN 103256733 A CN103256733 A CN 103256733A
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- inner bag
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
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Abstract
The invention relates to a pressure-bearing type plastic liner, a production method and a solar water heater using the liner. The pressure-bearing type plastic liner comprises a liner body and end covers arranged on two sides of the liner body. The liner body comprises a first plastic layer, a net-shaped rib and a second plastic layer from inside to outside. The end covers are made of plastic materials. The pressure-bearing type plastic liner has the advantages that the liner body and the net-shaped rib are combined, the plastic linear is combined with a water inlet pipe, a water outlet pipe and a connection part to be formed integrally, work procedures are simplified, energy, time and labor cost are saved, a locating ring is embedded at the position of the end cover on one side of the plastic liner, a circle of screw holes are formed in the locating ring, an auxiliary heating device is in sealing connection with the locating ring through the screw holes and the sealing pad, sealing performance is good, combination is firm, pressure bearing performance is improved, and 20kg bearing pressure can be guaranteed.
Description
Technical field
The invention belongs to the solar water heater field, relate to pressure-bearing type plastics inner bag, production method and use the solar water heater of this inner bag.
Background technology
At present, the most of stainless steel material that uses of solar water heater liner material on the market, stainless steel has good corrosion resistance, but in process, the inner bag junction needs welding, the Corrosion Protection of the quality influence inner bag of welding position.
Some regional water quality of China are relatively poor relatively, and chlorine ion concentration is higher, and in the use, the be everlasting position of soldered of stainless steel inner container produces corrosion, the seepage phenomenon occurs, has influenced the life-span of inner bag.
Wall-hanging solar water heater plastics inner bag adopts cold-rolled steel sheet blanking, roll bending, welding, end cap to be shaped, end cap welds, polish deburring, inwall blasting treatment, roll extension enamel, cooling and check, the manufacturing procedure complexity, waste energy and human cost, and defective products can only be scrapped, can't roll extension enamel by secondary, cause the very big wasting of resources.
Roll when hanging enamel, inner bag rolls, and the enamel powder is in the inner thawing of inner bag, drop on the inner bag inwall by own wt, be difficult to guarantee to roll the extension uniformity, when enamel inner container is heated, slight crack can appear in the inner bag inwall, and because the shrinkage rates of enamel material and cold-rolled steel sheet is inconsistent, under the state that colds and heat succeed each other for a long time, the phenomenon of bursting apart can appear in the enamel layer of inner bag, water directly contacts cold-rolled steel sheet, will produce scale, shorten the service life of inner bag, and harm user's body health.
Summary of the invention
The objective of the invention is to be easy to generate the problem of scale at wall-hanging solar water heater enamel inner container life-span weak point, a kind of pressure-bearing type plastics inner bag is provided.
Technical scheme of the present invention is:
Pressure-bearing type plastics inner bag comprises inner bag body and inner bag body end covers at two sides, and described inner bag body comprises first plastic layer, netted muscle, second plastic layer from inside to outside, and described end cap is plastic material.
The present invention also provides the production method of pressure-bearing type plastics inner bags, the steps include:
1) according to proportioning the raw material of polypropylene modified material is put into mixer, 20-80 ℃ was mixed 2-10 hour down;
2) by the screw extruder charging, mixed material is put into the hot melt pipeline, 150-200 ℃ following hot melt 2-10 hour;
3) be positioned at the netted muscle of robot support in blow moulding machine inner mould centre position, position, the material behind the hot melt is extruded into the inside of netted muscle by the mouth mould;
4) mould is closed, manipulator is got back to mould inside simultaneously, and manipulator end face and mould inner wall are a plane, on the hole of mould relevant position, place water inlet pipe, outlet pipe and connector in advance, blow in mould then, make mixed material be full of whole die cavity, the temperature in the mould is 100-200 ℃, pressure is 2-5MPa, controls 1-20 minute;
5) cooling 1000-6000 is after second naturally, and product approval obtains the pre-pipe laying of plastics.
The component of described polypropylene modified material and percentage by weight are: polypropylene: 46-70%, glass fibre: 21-28%, edible calcium: 2-6%, antioxidant: 2-6%, ultraviolet screener: 2-7%, setting agent: 3-7%; Described edible calcium is at least a of calcium carbonate, calcium sulfate, calcium chloride, calcium hydroxide; Described antioxidant is diphenylamines, p-phenylenediamine (PPD) and EEDQ compound and derivative or polymer, 2, three grades of butyl of 6--4-methylphenol, two (3, three grades of butyl of 5--4-hydroxy phenyl) thioether, four (β-(three grades of butyl of 3,5--4-hydroxy phenyl) propionic acid) pentaerythritol ester, two 12 carbon alcohol esters, two ten four carbon alcohols esters, two octadecanol ester, three monooctyl esters, three the last of the ten Heavenly stems ester, three (12 carbon alcohol) ester and three (16 carbon alcohol) ester at least a; Described ultraviolet screener is at least a of carbon black, iron oxide red, zinc oxide, benzophenone, benzotriazole compound; The theoretical gas forming amount of described setting agent is less than 120ml/g.
The present invention also provides a kind of device of producing the plastics inner bag, comprises mould and the control system that is connected with mould; Described mould interposition is equipped with a cavity, places manipulator in the cavity, and the end of manipulator in mould is connected with control system by pneumatic or hydraulic way, and when manipulator was got back in the mould cavity, manipulator end face and mould inner wall were a plane; Described mould is equipped with the hole of placing water inlet pipe, outlet pipe and connector in plastics inner bag corresponding positions.
The present invention also provides a kind of wall-hanging solar water heater that uses pressure-bearing type plastics inner bag, comprises assisted heating device and plastics inner bag.
Advantage of the present invention is:
1) combination of inner bag body of the present invention and netted muscle, plastics inner bag and water inlet pipe, outlet pipe, connector is combined into disposal molding, saved operation, the energy, time and human cost have been saved, and the forward fiber that has kept plastics, avoided inner bag to open the plastic optical fibre fracture that screw thread causes, toughness height, good seal performance, air tight under the 5MPa container pressure, water-tight;
2) plastics inner bag of the present invention is under 20kg torsion, no tear trace, and pre-pipe laying is combined with inner bag firmly;
3) plastics inner bag dimensionally stable of the present invention, deformation rate and shrinkage factor are little, and the plastics inner bag deformation rate of 2400mm length is less than 0.5mm, and shrinkage factor is less than 0.3mm;
4) plastics inner bag of the present invention can be high temperature resistant, using for a long time more than 100 ℃, has good chemical stability, reaches service life more than 20 years;
5) the pre-buried locating ring in plastics inner bag one side end cap place of the present invention is opened a circle silk hole on the locating ring, assisted heating device is tightly connected with locating ring by silk hole and sealing gasket, and good seal performance in conjunction with firm, has strengthened load performance, has guaranteed the bearing capacity of 20kg.
Description of drawings
Fig. 1 is the structural representation of plastics inner bag of the present invention;
Fig. 2 is plastics inner bag inner bag main body structure schematic diagram of the present invention;
Fig. 3 is the stereogram of the netted muscle of plastics inner bag mould robot support of the present invention;
Fig. 4 connects the side view of writer's support net muscle for plastics inner bag mould of the present invention;
Fig. 5 is the stereogram of die opening state after the plastics inner bag of the present invention moulding;
Fig. 6 is the side view of die opening state after the plastics inner bag of the present invention moulding.
The specific embodiment
Below the present invention is described in further detail.
Shown in Fig. 1-2, pressure-bearing type plastics inner bag comprises inner bag body 1 and inner bag body 1 end covers at two sides, and the inner bag body comprises first plastic layer 11, netted muscle 12, second plastic layer 13 from inside to outside, and end cap is plastic material.
Plastic layer and end cap material are polypropylene modified material, and netted muscle 12 is steel wire.
The pre-buried locating ring 3 in one side end cap, 2 places, the silk hole 4 that has a circle to be connected with assisted heating device on the locating ring 3.
Pre-buried with the fixing connector 5 on the wall of plastics inner bag on inner bag body 1 periphery.
Connector 5 is double-screw bolt, and quantity is 4.
The position that inner bag body 1 periphery and connector 5 are the 0-90 degree is embedded with water inlet pipe 6 and outlet pipe 7.
The present invention also provides the production method of pressure-bearing type plastics inner bags, the steps include:
1) according to proportioning the raw material of polypropylene modified material is put into mixer, 20-80 ℃ was mixed 2-10 hour down;
2) by the screw extruder charging, mixed material is put into the hot melt pipeline, 150-200 ℃ following hot melt 2-10 hour;
3) be positioned at the netted muscle of robot support in blow moulding machine inner mould centre position, position, the material behind the hot melt is extruded into the inside of netted muscle by the mouth mould;
4) mould is closed, manipulator is got back to mould inside simultaneously, and manipulator end face and mould inner wall are a plane, on the hole of mould relevant position, place water inlet pipe, outlet pipe and connector in advance, blow in mould then, make mixed material be full of whole die cavity, the temperature in the mould is 100-200 ℃, pressure is 2-5MPa, controls 1-20 minute;
5) cooling 1000-6000 is after second naturally, and product approval obtains the pre-pipe laying of plastics.
The component of polypropylene modified material and percentage by weight are: polypropylene: 46-70%, glass fibre: 21-28%, edible calcium: 2-6%, antioxidant: 2-6%, ultraviolet screener: 2-7%, setting agent: 3-7%; Edible calcium is at least a of calcium carbonate, calcium sulfate, calcium chloride, calcium hydroxide; Antioxidant is diphenylamines, p-phenylenediamine (PPD) and EEDQ compound and derivative or polymer, 2, three grades of butyl of 6--4-methylphenol, two (3, three grades of butyl of 5--4-hydroxy phenyl) thioether, four (β-(three grades of butyl of 3,5--4-hydroxy phenyl) propionic acid) pentaerythritol ester, two 12 carbon alcohol esters, two ten four carbon alcohols esters, two octadecanol ester, three monooctyl esters, three the last of the ten Heavenly stems ester, three (12 carbon alcohol) ester and three (16 carbon alcohol) ester at least a; Ultraviolet screener is at least a of carbon black, iron oxide red, zinc oxide, benzophenone, benzotriazole compound; The theoretical gas forming amount of setting agent is less than 120ml/g.
Shown in Fig. 3-6, the present invention also provides a kind of device of producing the plastics inner bag, comprises mould 21 and the control system that is connected with mould 21; Mould 21 interpositions are equipped with a cavity 23, place manipulator 22 in the cavity 23, the end of manipulator 22 in mould 21 is connected with control system by pneumatic or hydraulic way, and when manipulator 22 was got back in mould 21 cavitys 23, manipulator 22 end faces and mould 21 inwalls were a plane; Described mould 21 is equipped with the hole 24,25,26 of placing water inlet pipe 6, outlet pipe 7 and connector 5 in plastics inner bag corresponding positions, and mould cooperates by bearing pin 28 and pin-and-hole 29.
The present invention also provides a kind of wall-hanging solar water heater that uses pressure-bearing type plastics inner bag, comprises assisted heating device and plastics inner bag.Water heater also comprises the sealing gasket between assisted heating device and locating ring.
Claims (10)
1. pressure-bearing type plastics inner bag comprises inner bag body and inner bag body end covers at two sides, it is characterized in that described inner bag body comprises first plastic layer, netted muscle, second plastic layer from inside to outside, and described end cap is plastic material.
2. plastics inner bag as claimed in claim 1 is characterized in that, described plastic layer and end cap material are polypropylene modified material, and described netted muscle is steel wire.
3. plastics inner bag as claimed in claim 1 is characterized in that, the pre-buried locating ring in a described side end cap place, the silk hole that has a circle to be connected with assisted heating device on the described locating ring.
4. plastics inner bag as claimed in claim 1 is characterized in that, and is pre-buried with the fixing connector on the wall of plastics inner bag on the described inner bag body periphery.
5. plastics inner bag as claimed in claim 4 is characterized in that, the position that described inner bag body periphery and connector are the 0-90 degree is embedded with water inlet pipe and outlet pipe.
6. the production method of pressure-bearing type plastics inner bag is characterized in that:
1) according to proportioning the raw material of polypropylene modified material is put into mixer, 20-80 ℃ was mixed 2-10 hour down;
2) by the screw extruder charging, mixed material is put into the hot melt pipeline, 150-200 ℃ following hot melt 2-10 hour;
3) be positioned at the netted muscle of robot support in blow moulding machine inner mould centre position, position, the material behind the hot melt is extruded into the inside of netted muscle by the mouth mould;
4) mould is closed, manipulator is got back to mould inside simultaneously, and manipulator end face and mould inner wall are a plane, on the hole of mould relevant position, place water inlet pipe, outlet pipe and connector in advance, blow in mould then, make mixed material be full of whole die cavity, the temperature in the mould is 100-200 ℃, pressure is 2-5MPa, controls 1-20 minute;
5) cooling 1000-6000 is after second naturally, and product approval obtains the pre-pipe laying of plastics.
7. production method as claimed in claim 6 is characterized in that:
The component of described polypropylene modified material and percentage by weight are:
Polypropylene: 46-70%, glass fibre: 21-28%, edible calcium: 2-6%, antioxidant: 2-6%, ultraviolet screener: 2-7%, setting agent: 3-7%;
Described edible calcium is at least a of calcium carbonate, calcium sulfate, calcium chloride, calcium hydroxide;
Described antioxidant is diphenylamines, p-phenylenediamine (PPD) and EEDQ compound and derivative or polymer, 2, three grades of butyl of 6--4-methylphenol, two (3, three grades of butyl of 5--4-hydroxy phenyl) thioether, four (β-(three grades of butyl of 3,5--4-hydroxy phenyl) propionic acid) pentaerythritol ester, two 12 carbon alcohol esters, two ten four carbon alcohols esters, two octadecanol ester, three monooctyl esters, three the last of the ten Heavenly stems ester, three (12 carbon alcohol) ester and three (16 carbon alcohol) ester at least a;
Described ultraviolet screener is at least a of carbon black, iron oxide red, zinc oxide, benzophenone, benzotriazole compound;
The theoretical gas forming amount of described setting agent is less than 120m1/g.
8. a device of producing plastics inner bag as claimed in claim 1 is characterized in that: comprise mould and the control system that is connected with mould;
Described mould interposition is equipped with a cavity, places manipulator in the cavity, and the end of manipulator in mould is connected with control system by pneumatic or hydraulic way, and when manipulator was got back in the mould cavity, manipulator end face and mould inner wall were a plane; Described mould is equipped with the hole of placing water inlet pipe, outlet pipe and connector in plastics inner bag corresponding positions.
9. solar water heater that uses pressure-bearing type plastics inner bag comprises assisted heating device and as the described plastics inner bag of claim 1-5.
10. water heater as claimed in claim 9 is characterized in that, water heater also comprises the sealing gasket between assisted heating device and locating ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310160682.8A CN103256733B (en) | 2013-04-15 | 2013-04-15 | Pressure-type plastic inner container, production method and use the solar water heater of this inner bag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310160682.8A CN103256733B (en) | 2013-04-15 | 2013-04-15 | Pressure-type plastic inner container, production method and use the solar water heater of this inner bag |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103256733A true CN103256733A (en) | 2013-08-21 |
| CN103256733B CN103256733B (en) | 2015-09-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310160682.8A Active CN103256733B (en) | 2013-04-15 | 2013-04-15 | Pressure-type plastic inner container, production method and use the solar water heater of this inner bag |
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| Country | Link |
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| CN (1) | CN103256733B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103604228A (en) * | 2013-11-15 | 2014-02-26 | 尉氏县永胜塑料制品有限公司 | Plastic inner container and method for manufacturing same |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2392136Y (en) * | 1999-09-11 | 2000-08-16 | 郭伟 | Water tank of solar energy water heater |
| CN201311086Y (en) * | 2008-11-25 | 2009-09-16 | 余玉旭 | Internal bladder for bearing type plastic electric water heater |
| CN102778038A (en) * | 2012-08-21 | 2012-11-14 | 山东浩歌工贸有限公司 | Inner container of water heater |
| CN103016881A (en) * | 2012-12-07 | 2013-04-03 | 青岛百旺电器有限公司 | Plastic embedded pipe, solar water heater plastic liner adopting embedded pipe and production method for solar water heater plastic liner |
| CN203216123U (en) * | 2013-04-15 | 2013-09-25 | 青岛百旺电器有限公司 | Pressure-bearing plastic inner container and solar water heater using same |
-
2013
- 2013-04-15 CN CN201310160682.8A patent/CN103256733B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2392136Y (en) * | 1999-09-11 | 2000-08-16 | 郭伟 | Water tank of solar energy water heater |
| CN201311086Y (en) * | 2008-11-25 | 2009-09-16 | 余玉旭 | Internal bladder for bearing type plastic electric water heater |
| CN102778038A (en) * | 2012-08-21 | 2012-11-14 | 山东浩歌工贸有限公司 | Inner container of water heater |
| CN103016881A (en) * | 2012-12-07 | 2013-04-03 | 青岛百旺电器有限公司 | Plastic embedded pipe, solar water heater plastic liner adopting embedded pipe and production method for solar water heater plastic liner |
| CN203216123U (en) * | 2013-04-15 | 2013-09-25 | 青岛百旺电器有限公司 | Pressure-bearing plastic inner container and solar water heater using same |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103604228A (en) * | 2013-11-15 | 2014-02-26 | 尉氏县永胜塑料制品有限公司 | Plastic inner container and method for manufacturing same |
| CN103604228B (en) * | 2013-11-15 | 2017-01-04 | 尉氏县永胜塑料制品有限公司 | A kind of plastic inner container and preparation method thereof |
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| Publication number | Publication date |
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| CN103256733B (en) | 2015-09-16 |
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| TR01 | Transfer of patent right |
Effective date of registration: 20151028 Address after: Chengyang District of Shandong city in Qingdao province 266106 Xifu 100 Fuk Road West Patentee after: Qingdao happy New Energy Co., Ltd. Address before: 266106 jade Ridge Industrial Zone, Chengyang District, Shandong, Qingdao Patentee before: Qingdao Bywon Electrical Appliance Co., Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180611 Address after: 266106 Yu Huang Ling Industrial Park, Shandong, Qingdao, Chengyang Patentee after: Qingdao Bywon Electrical Appliance Co., Ltd. Address before: 266106 west of Chengyang Road, Chengyang, Shandong Patentee before: Qingdao happy New Energy Co., Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200429 Address after: Chengyang District of Shandong city in Qingdao province 266106 Xifu 100 Fuk Road West Patentee after: QINGDAO GANGLE NEW ENERGY Co.,Ltd. Address before: 266106 Yu Huang Ling Industrial Park, Shandong, Qingdao, Chengyang Patentee before: QINGDAO BYWON ELECTRICAL APPLIANCE Co.,Ltd. |