CN103836797B - A kind of double sandwich water heater liner and assembling technique thereof - Google Patents
A kind of double sandwich water heater liner and assembling technique thereof Download PDFInfo
- Publication number
- CN103836797B CN103836797B CN201410081736.6A CN201410081736A CN103836797B CN 103836797 B CN103836797 B CN 103836797B CN 201410081736 A CN201410081736 A CN 201410081736A CN 103836797 B CN103836797 B CN 103836797B
- Authority
- CN
- China
- Prior art keywords
- pilot hole
- chuck
- sides
- circular arc
- water storage
- 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.)
- Active
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 63
- 238000000034 method Methods 0.000 title claims abstract description 14
- 210000003298 dental enamel Anatomy 0.000 claims abstract description 25
- 238000010030 laminating Methods 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 2
- 239000010935 stainless steel Substances 0.000 claims description 2
- 230000001771 impaired effect Effects 0.000 abstract description 4
- 239000010410 layer Substances 0.000 description 20
- 238000003466 welding Methods 0.000 description 10
- 239000011229 interlayer Substances 0.000 description 9
- 230000002421 anti-septic effect Effects 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005187 foaming Methods 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 230000001195 anabolic effect Effects 0.000 description 1
- 230000003292 diminished effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012536 packaging technology Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
Landscapes
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The present invention relates to a kind of double sandwich water heater liner and assembling technique thereof, belong to technical field of water heaters.This inner bag includes water storage bag body, chuck and heat-conducting layer, in water storage bag body, surface has enamel layer, chuck concave arc surface extends extension limit, a row pilot hole is distributed respectively on the extension limit of both sides, the weldering nail that normal direction extends it is welded and fixed in circular arc external surface, pilot hole extends along the direction that the bus with circular arc external surface is angle, and weldering is followed closely after corresponding pilot hole, and outer end is screwed with the nut on pressure holding chuck extension limit.The present invention has properly settled the damage of exempting from of double sandwich enamel inner container and has combined a difficult problem, while double sandwich can be fitted tightly by heat-conducting layer and inner bag surface after ensureing combination, is prevented effectively from enamel layer impaired.
Description
Technical field
The present invention relates to a kind of water heater liner, especially a kind of double sandwich water heater liner, also relate to its assembling technique, belong to technical field of water heaters.
Background technology
There is the water heater liner of heat exchange interlayer and be used widely due to compact conformation, good effect of heat exchange.Its typical structure in early days is as disclosed in the Chinese utility model of application number 01261923.X, for single sandwich-type.Though concrete structure afterwards has some to change, but equal unsubstantiality, the most all use welding to form interlayer.But, for enamel inner container, welding process unavoidably causes " burst porcelain " because of overheated, has a strong impact on antiseptic property.To this end, the Chinese invention patent application of Application No. 201210088691.6 discloses a kind of water heater interlayer water tank and processing method thereof: the first step, two box cuplings of welding on inner bag, the maximum outside diameter of at least one of which box cupling is less than or equal to the internal diameter of urceolus；Second step, carries out enamel sintering to inner bag；3rd step, is socketed in urceolus on inner bag, is dilated less than or equal to the box cupling of outer barrel diameter by described maximum outside diameter, welds together with described urceolus；4th step, completes all welding and forms interlayer water tank.Its shortcoming is to make jacket structured to become complicated, and peripheral heat-insulating layer foaming is had inhibition.
In recent years, single interlayer water heater liner causes highest attention to the impact of the safety of water source, because this structure is once kept away because of reason perforation such as corrosion inside interlayer, the heat transferring medium in interlayer will penetrate in inner bag, thus inevitable polluted source.
In order to meet about the standard ensureing the safety of water source, double sandwich water heater liner has come out, its typical structure is disclosed in the Chinese patent of application number 201020694399.5, including heat exchange jacket, enamel inner container and shell, water inlet pipe and outlet pipe it is provided with on shell, water inlet pipe connects with enamel inner container with outlet pipe, the two ends of shell are separately installed with a left side, right aling cap, it is disposed with heat exchange jacket on the outer wall of enamel inner container, heat exchange jacket is made up of corrosion resistant plate, the internal face of heat exchange jacket is arc surface, together with the internal face of heat exchange jacket is fitted tightly with the outside wall surface of enamel inner container by the good boundary material of heat conductivity.
Although being substantially different from single sandwich in this kind of double sandwich water heater liner class structure, but the method that the combination of interlayer and inner bag cannot use for reference 201210088691.6, the most still based on traditional welding procedure, it is only will originally to need the full weld ensureing to seal to change the less edge intermittent weld of heat or spot welding into.But it was verified that no matter use intermittent weld to be also a weld through, the hot-spot at weldering still can cause enamel crack occur so that it is antiseptic property weakens significantly.Therefore, the damage of exempting from of double sandwich enamel inner container is combined into one technical barrier.
Summary of the invention
It is an object of the invention to: for the above-mentioned technical barrier of double sandwich enamel inner container combination, by the innovation of process structure, it is impaired that proposition one can be prevented effectively from enamel layer, and ensure the double sandwich water heater liner that double sandwich is fitted tightly by heat-conducting layer and inner bag surface, provide its assembling technique.
nullIn order to reach object above，Double sandwich water heater liner of the present invention includes the water storage bag body with circular arc external surface、Have and the chuck of described circular arc external surface matching form concave arc surface and the heat-conducting layer between described water storage bag body and chuck，In described water storage bag body, surface has enamel layer，Described chuck concave arc surface is at least extended towards both sides can be with the extension limit of circular arc external surface laminating，A row pilot hole is distributed respectively on the extension limit of described both sides，In described circular arc external surface, the position of corresponding described pilot hole is welded and fixed the weldering nail that normal direction extends，Described pilot hole extends along the direction that the bus with described circular arc external surface is angle，Described chuck both sides follow closely the spacing away from water storage bag body one end relative to the maximum spacing of pilot hole more than or equal to the weldering of corresponding circular arc external surface both sides，The spacing of neighbouring water storage bag body one end is followed closely in described chuck both sides relative to the minimum spacing of pilot hole less than or equal to the weldering of corresponding circular arc external surface both sides，Described weldering is followed closely after corresponding pilot hole，Outer end is screwed with the nut on chuck extension limit described in pressure holding.
The assembling technique of double sandwich water heater liner of the present invention comprises the following steps:
The first step, form the position of water storage bag external periphery correspondence pilot hole of enamel layer at inner surface and be welded and fixed the weldering nail that normal direction extends；
Second step, padded heat-conducting layer after, chuck pilot hole is inserted in correspondence weldering nail；
3rd step, by chuck towards the direction that both sides pilot hole spacing diminishes relative to water storage bag body elapse, make chuck concave arc surface press close to water storage bag body circular arc external surface compress heat-conducting layer；
4th step, weldering nail outer end tighten pressure holding chuck extension limit nut.
Owing to heat during weldering nail end points welding is less, enamel layer in inner bag is not damaged, and the manipulative weldering nail spacing flaring obstacle to being assembled to form of normal direction welding of passage step that above-mentioned mounting hole configuration combines packaging technology, therefore after using the present invention, that has properly settled double sandwich enamel inner container exempts from a damage combination difficult problem, while double sandwich can be fitted tightly by heat-conducting layer and inner bag surface after ensureing combination, it is prevented effectively from enamel layer impaired.
Accompanying drawing explanation
The present invention is further illustrated below in conjunction with the accompanying drawings.
Fig. 1 is the perspective view of the embodiment of the present invention one.
Fig. 2 is the perspective view of chuck in Fig. 1 embodiment.
Fig. 3 is the planar structure schematic diagram of chuck in Fig. 1 embodiment.
Fig. 4 is the side view in Fig. 1 embodiment.
Fig. 5 is the mounting hole configuration schematic diagram of the embodiment of the present invention two.
Figure has: chuck 5, outside plate 5-1, base plate 5-2, extension limit 5-3, pilot hole 5-4, water storage bag body 6, circular arc external surface 6-1, weldering nail 7, nut 8.
Detailed description of the invention
Embodiment one
The double sandwich water heater liner of the present embodiment is not limited to the complete circle outer surface of column of the present embodiment as it is shown in figure 1, include having circular arc external surface 6-1() water storage bag body 6, have and the chuck 5 of circular arc external surface matching form concave arc surface and the heat-conducting layer between water storage bag body 6 and chuck 5.The inner surface of water storage bag body 6 is coated with enamel layer.Chuck 5 is as shown in Figure 2, by the arc-shaped outside plate 5-1 of stainless steel with forms the base plate 5-2 of concave arc surface and be welded, form the base plate 5-2 of concave arc surface and at least extend, towards both sides (be not limited to the present embodiment towards four limits), the extension limit 5-3 that can fit with circular arc external surface.A row pilot hole 5-4 is distributed on the extension limit 5-3 of both sides respectively, and in circular arc external surface 6-1, the position of corresponding pilot hole 5-4 is welded and fixed the weldering nail 7(that normal direction extends and sees " electric arc stud welding socket cap weldering nail " GB/T10433-2002).Pilot hole 5-4 extends along with the bus of the circular arc external surface 6-1 direction in about 30 ° of (being not limited to this angle) angles, and two ends are to follow closely, with weldering, the semi arch that radius matches.Chuck 5 both sides maximum spacing S relative to pilot hole 5-4 welds the nail 7 interval S away from water storage bag body one end equal to (also be more than can) corresponding circular arc external surface 6-1 both sides ', chuck 5 both sides minimum spacing s relative to pilot hole 5-4 equal to (less than also can) corresponding circular arc external surface 6-1 both sides weldering nail 7 distance s adjacent to water storage bag body one end ', location when being so more beneficial for combination and spacing.After weldering nail 7 passes corresponding pilot hole 5-4, outer end is screwed with the nut with gasket 8 of pressure holding chuck extension limit 5-3.
During assembling, the position of the water storage bag external periphery correspondence pilot hole first forming enamel layer at inner surface is welded and fixed the weldering nail that normal direction extends, the inner bag inner surface enamel layer temperature rise caused due to the heat of end points during weldering nail welding is far below its sintering temperature, it is hereby ensured that enamel layer is the most impaired.Hereafter, padded heat-conducting layer, big spacing chuck pilot hole has been inserted in the weldering nail outer end of correspondence；Then the direction (shown in Fig. 3 arrow) diminished towards both sides pilot hole spacing by chuck water storage bag body passage relatively, the trend that pilot hole spacing diminishes will make chuck concave arc surface gradually press close to water storage bag body circular arc external surface, until it reaches compresses the extreme position of heat-conducting layer.Finally, the nut with gasket on pressure holding chuck extension limit is tightened in weldering nail outer end.
It was verified that the double sandwich inner container structure of water heater of the present embodiment is simple, practical process, the dress of chuck, tear open very convenient, the antiseptic property of enamel layer is not had any impact, highly beneficial to subsequent handlings such as outside heat-insulating layer foamings.
Embodiment two
The double sandwich inner container structure of water heater of the present embodiment is basically identical with embodiment one, and difference is pilot hole 5-4 as it is shown in figure 5, by being respectively provided with the trapezoidal end being mutually linked gradient section A and straight section B and rectangular end is constituted.Can also be on the basis of embodiment one, the minimum spacing end of pilot hole 5-4 extends the straight section parallel with the bus of circular arc external surface 6-1.So, in anabolic process, during by chuck towards the direction passage that both sides pilot hole spacing diminishes, weldering nail and gradient section hypotenuse interact and generation make interlayer press close to the component of water storage bag body, thus are conducive to both be adjacent to；After weldering nail enters straight section, chuck can be made to have the trend towards both sides expansion, be conducive to the laminating degree keeping that there is certain pretightning force, prevent resilience.
Claims (6)
- null1. a double sandwich water heater liner，Including the water storage bag body with circular arc external surface、Have and the chuck of described circular arc external surface matching form concave arc surface and the heat-conducting layer between described water storage bag body and chuck，In described water storage bag body, surface has enamel layer，It is characterized in that: described chuck concave arc surface is at least extended towards both sides can be with the extension limit of circular arc external surface laminating，A row pilot hole is distributed respectively on the extension limit of described both sides，In described circular arc external surface, the position of corresponding described pilot hole is welded and fixed the weldering nail that normal direction extends，Described pilot hole extends along the direction that the bus with described circular arc external surface is angle，Described chuck both sides follow closely the spacing away from water storage bag body one end relative to the maximum spacing of pilot hole more than or equal to the weldering of corresponding circular arc external surface both sides，The spacing of neighbouring water storage bag body one end is followed closely in described chuck both sides relative to the minimum spacing of pilot hole less than or equal to the weldering of corresponding circular arc external surface both sides，Described weldering is followed closely after corresponding pilot hole，Outer end is screwed with the nut on chuck extension limit described in pressure holding.
- Double sandwich water heater liner the most according to claim 1, it is characterised in that: described chuck is welded by the arc-shaped outside plate of stainless steel and the base plate forming concave arc surface.
- Double sandwich water heater liner the most according to claim 2, it is characterized in that: described pilot hole two ends are the semi arch matched with weldering nail radius, described chuck both sides follow closely the spacing away from water storage bag body one end relative to the maximum spacing of pilot hole equal to the weldering of corresponding circular arc external surface both sides, and described chuck both sides are equal to the corresponding circular arc external surface both sides weldering nail spacing adjacent to water storage bag body one end relative to the minimum spacing of pilot hole.
- 4. according to the double sandwich water heater liner described in claim 1,2 or 3, it is characterised in that: the minimum spacing end of described pilot hole extends the straight section parallel with the bus of described circular arc external surface.
- The assembling technique of double sandwich water heater liner the most according to claim 1, it is characterised in that comprise the following steps:The first step, form the position of water storage bag external periphery correspondence pilot hole of enamel layer at inner surface and be welded and fixed the weldering nail that normal direction extends；Second step, padded heat-conducting layer after, chuck pilot hole is inserted in correspondence weldering nail；3rd step, by chuck towards the direction that both sides pilot hole spacing diminishes relative to water storage bag body elapse, make chuck concave arc surface press close to water storage bag body circular arc external surface compress heat-conducting layer；4th step, weldering nail outer end tighten pressure holding chuck extension limit nut.
- The assembling technique of double sandwich water heater liner the most according to claim 5, it is characterized in that: described pilot hole two ends are the semi arch matched with weldering nail radius, described chuck both sides follow closely the spacing away from water storage bag body one end relative to the maximum spacing of pilot hole equal to the weldering of corresponding circular arc external surface both sides, and described chuck both sides are equal to the corresponding circular arc external surface both sides weldering nail spacing adjacent to water storage bag body one end relative to the minimum spacing of pilot hole；In described 3rd step, chuck is elapsed towards the direction that both sides pilot hole spacing diminishes relative to water storage bag body, until it reaches compress the extreme position of heat-conducting layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410081736.6A CN103836797B (en) | 2014-03-06 | 2014-03-06 | A kind of double sandwich water heater liner and assembling technique thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410081736.6A CN103836797B (en) | 2014-03-06 | 2014-03-06 | A kind of double sandwich water heater liner and assembling technique thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103836797A CN103836797A (en) | 2014-06-04 |
| CN103836797B true CN103836797B (en) | 2016-08-24 |
Family
ID=50800539
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410081736.6A Active CN103836797B (en) | 2014-03-06 | 2014-03-06 | A kind of double sandwich water heater liner and assembling technique thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103836797B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108620761B (en) * | 2017-03-15 | 2020-08-11 | 上海梅山钢铁股份有限公司 | Method for improving yield deformation resistance of welding joint of enamel steel liner of water heater |
| CN112975074B (en) * | 2021-03-10 | 2022-09-16 | 宁波华宝弘瑞五金有限公司 | Welding process |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201954796U (en) * | 2010-12-31 | 2011-08-31 | 孙传玲 | Anti-corrosion overheating-proof pressure-bearing water tank for solar water heater |
| CN203010970U (en) * | 2012-11-17 | 2013-06-19 | 佛山市顺德区澳伦电器有限公司 | Heat exchanger of open type solar heat pump water heater |
| CN103363665A (en) * | 2012-03-30 | 2013-10-23 | 宁波帅康热水器有限公司 | Interlayer water tank for water heater and manufacture method thereof |
| CN203810726U (en) * | 2014-03-06 | 2014-09-03 | 江苏迈能高科技有限公司 | Double-interlayer water heater liner |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3561239B2 (en) * | 2001-04-11 | 2004-09-02 | 株式会社コロナ | Hot water storage tank |
-
2014
- 2014-03-06 CN CN201410081736.6A patent/CN103836797B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201954796U (en) * | 2010-12-31 | 2011-08-31 | 孙传玲 | Anti-corrosion overheating-proof pressure-bearing water tank for solar water heater |
| CN103363665A (en) * | 2012-03-30 | 2013-10-23 | 宁波帅康热水器有限公司 | Interlayer water tank for water heater and manufacture method thereof |
| CN203010970U (en) * | 2012-11-17 | 2013-06-19 | 佛山市顺德区澳伦电器有限公司 | Heat exchanger of open type solar heat pump water heater |
| CN203810726U (en) * | 2014-03-06 | 2014-09-03 | 江苏迈能高科技有限公司 | Double-interlayer water heater liner |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103836797A (en) | 2014-06-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103836797B (en) | A kind of double sandwich water heater liner and assembling technique thereof | |
| CN203810726U (en) | Double-interlayer water heater liner | |
| CN103017338B (en) | Manufacturing method of dedicated enamel water tank for water heater with sandwich layer | |
| CN104976903B (en) | Heat exchanger | |
| CN202505012U (en) | Vacuum electric heating heat-insulating utensil | |
| CN211823987U (en) | High-efficient warm heat transfer device that leads to | |
| KR102497504B1 (en) | Hot-water Boiler Tank having a Welding Shape Structure to Protecting Oxidation | |
| CN103889083B (en) | A kind of novel cast aluminium formula stainless steel heat-generating disc and manufacture method thereof | |
| CN207279282U (en) | A kind of skid-mounted type vapor distribution device | |
| CN205482517U (en) | Be applied to tubular heat exchanger's flange tube sheet | |
| CN202002381U (en) | Jacket heat exchange type inner liner for split type solar water heater water tank | |
| CN103062926A (en) | Pressure-bearing solar water heater heat exchange structure and water heater adopting same | |
| CN106697635B (en) | A kind of yellow phosphorus tank container heating nested structure | |
| CN202666037U (en) | Connecting structure for inner oven body and outer oven body of tunnel type sterilization oven | |
| CN201607050U (en) | Coil installation sealing structure for solar water tank | |
| CN203240822U (en) | Water tank inner container of solar water heater | |
| CN206817029U (en) | A kind of flanging type is tightly connected metal compensator | |
| CN201229062Y (en) | Flat shape water tank made from thermoplastic pipes for water heater | |
| CN204460721U (en) | A kind of water-heater water tank with double-side sandwich | |
| CN200989663Y (en) | Quick water heating device liner | |
| CN204574443U (en) | Split type wall-hanging solar water heater | |
| CN201637176U (en) | An isolated joint device for a water exchange tank and the water exchange tank | |
| CN205481776U (en) | Spiral welds inner water tank and uses its water heater | |
| CN205967904U (en) | Filter tube sheet welding auxiliary fixtures | |
| CN201748654U (en) | Instant heat electric kettle heating element |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |