CN103868237B - A kind of elliptical water-heater liner and the water heater equipped with the liner - Google Patents
A kind of elliptical water-heater liner and the water heater equipped with the liner Download PDFInfo
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- CN103868237B CN103868237B CN201210552293.5A CN201210552293A CN103868237B CN 103868237 B CN103868237 B CN 103868237B CN 201210552293 A CN201210552293 A CN 201210552293A CN 103868237 B CN103868237 B CN 103868237B
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Abstract
The invention discloses a kind of elliptical water-heater liner, the end socket including cylinder two sides in cylinder in elliptical cylinder-shape liner and liner.At least one water inlet, at least one water outlet and at least one gallbladder mouth flange are provided on cylinder or end socket in the liner, cylinder is set as cylindroid in the liner, the radial section of the ovallized column is ellipse, and the ratio between described long axis b and short axle a of ellipse are set as 3:1 between 1:1.The end socket is set as oval spherical crown, and the ratio between long axis b and high c of the oval spherical crown are set as 6:1 to 2:1.More particularly, the structure of water heater liner of the invention is simple, but can targetedly reduce the installation space of user.The present invention passes through the water heater of the above-mentioned elliptical water-heater liner of application, realizes the differentiation requirement that different water-out manners are realized according to different installation environments.
Description
Technical field
The present invention relates to a kind of elliptical water-heater liner of household electrical appliances manufacturing field, in particular to a kind of elliptical water-heaters
Liner and water heater equipped with the liner.
Background technique
Water heater on sale is mostly cylindrical product currently on the market, and the volume of this kind of water heater product is larger, influences sky
Between utilization rate, can not meet user save space, the flexible demand of mounting means.Simultaneously as the volume of circular inner bladder compared with
Greatly, therefore liner can not do thin, adherent cannot install.And since the volume of the water heater of setting circular inner bladder is larger, cause
Mounting means using the water heater of this kind of liner is more single, cannot achieve same machine according to the difference of installation environment
And use different mounting means.Moreover, using circular inner bladder water heater inlet and outlet pipes far from gallbladder wall, be not easy setting water inlet
Hole and apopore are also just not achieved to be unfavorable for the different installation requirements of the upper water-out of realization liner, lower water outlet, side water outlet
The effect of the convenient installation of water heater.
For the defect of above-mentioned typical round liner, the prior art proposes some technical solutions, such as:
Application No. is the Chinese patents of CN2566186 --- and " elliptical pillar electric water heater lining ", passing through will be ellipse
Cylindrical upper bladder body and lower bladder body is bolted to connection the water heater liner for constituting an elliptic cylindrical shape, to have compressed
The use space of liner.But above-mentioned technical proposal does not clearly state the elliptical shape of water heater liner, to can not define
Illustrate the specific compression ratio of liner, also just cannot achieve the purpose for reducing the installation space of user.
Application No. is the Chinese patents of CN201120417028.7 --- and " water heater liner end enclosure structure ", by will be hot
Water heater liner end socket is set as the oval structure of end socket and flange one, greatly reduces the production of water heater liner end enclosure structure
Product cost and processing cost.But same the technical program does not clearly state the elliptical shape of water heater liner yet, thus nothing
Method clearly states the specific compression ratio of liner.
Application No. is the Chinese patents of CN02265565.4 --- " elliptical pillar electric water heater lining ", pass through by
The upper bladder body and lower bladder body mutually fastened up and down forms, and is connected with each other between upper and lower gallbladder body by screw, is arranged on joint face
Seal washer.But same the technical program does not clearly state the elliptical shape of water heater liner yet, to cannot achieve root
The differentiation requirement of different water-out manners is realized according to different installation environments.
In view of this, the present invention is specifically proposed.
Summary of the invention
The first object of the present invention is to provide a kind of elliptical water-heater liner, to realize goal of the invention, using as follows
Technical solution:
A kind of elliptical water-heater liner, the end socket including cylinder two sides in cylinder in elliptical cylinder-shape liner and liner are described
It is provided at least one water inlet, at least one water outlet and at least one gallbladder mouth flange on cylinder or end socket in liner, it is described
The radial section of cylinder is set as ellipse in liner, and the ratio between described long axis b and short axle a of ellipse are set as 3:1 to 1:1.
The end socket is set as oval spherical crown, and the high c of the oval spherical crown is set as coinciding with an elliptical axis, described
The bottom of oval spherical crown is set as ellipse, the long axis b weight of the elliptical section of the long axis b and middle cylinder of the ellipse
Setting is closed, the ratio between long axis b and high c of the oval spherical crown are set as 6:1 between 2:1.Pass through test data analyzer liner
Stress, it can be deduced that the axial length of ellipse head does dimension constraint, wherein the ratio between long axis b and short axle a of middle cylinder setting are as follows: 1/3=<
A/b < 1, the ratio between long axis b and high c of oval spherical crown setting are as follows: 1/6=< c/b=< 1/2, liner uses wall thickness when ceramic liner to set
It is set to: 1.5mm=< liner wall thickness=< 2mm.When the wall of inner container thicker than it is big when, be easy to cause higher cost, be unfavorable for saving
Production cost.When the ratio of a/b is closer to 1, the bearing capacity of liner is higher.It is interior but when the ratio of a/b is less than 1/3
Gallbladder pressure-bearing is poor, is unfavorable for product use.Meanwhile liner intensity is poor, and it is in process of production, not easily molded, moreover, to liner
It is inside not easy that heating tube is arranged, increases production cost.Moreover, in use, the amount of being filled with water in liner is less, service efficiency
Lowly；The surface area of liner is larger, is unfavorable for the heat preservation of liner.
Further, the radial section of cylinder is preferably arranged to the ellipse that the ratio between long axis b and short axle a are 2:1 in the liner
Shape.In practical applications, when the radial section of cylinder is set as the ratio between long axis b and short axle a less than 2:1 in liner, if in liner
The heat-transfer rate that one layer of heating tube is arranged is substantially reduced, and the requirement of user is not achieved, therefore Multi-layer warming need to set
Pipe or disk fill heating tube.In turn, the increase of manufacturing cost is caused, is unfavorable for manufacturing.And when the radial direction of cylinder in liner is disconnected
When face is set as the ratio between long axis b and short axle a greater than 2:1, in order to guarantee the intensity of liner, need to thicken the wall thickness of setting liner,
And then also result in the increase of manufacturing cost.
Further, the end socket is set as oval spherical crown, and the high c of the oval spherical crown is set as and elliptical one
Axis coincides, and the bottom of the oval spherical crown is set as ellipse, the long axis b of the ellipse and the ellipse of the middle cylinder
The long axis b of shape section is overlapped setting, and the ratio between long axis b and high c of the oval spherical crown are set as 6:1 between 2:1.In reality
In, a part that the oval spherical crown is intercepted by ellipsoidal surface by plane is called oval spherical crown, the face intercepted
The bottom of oval spherical crown is done, the maximum normal distance between the section and ellipsoidal surface is called the height of spherical crown.It is described in the present invention
End socket, any portion intercepted for ellipsoidal surface plane locating for axis b and axis c that three shaft lengths are respectively a, b, 2c.From
And making the high setting c of oval spherical crown, bottom surface is set as the ellipse that long axis is b, short axle is c.In the bottom surface and liner
The section of cylinder is set as the ellipse of the long axis b and short axle a of same length.
Factually border service condition obtains, the ratio between long axis b and high c less than 4:1 when, cause the length of heating tube to increase, and
And the waste of axial space is caused, the requirement of user is not achieved, therefore Multi-layer warming pipe or disk dress add need to set
Heat pipe.In turn, the increase of manufacturing cost is caused, is unfavorable for manufacturing.And when the radial section of cylinder in liner is set as long
When the ratio between axis b and high c are greater than 4:1, it be easy to cause the connection between end socket and middle cylinder unsmooth, in turn results in the intensity of liner not
Foot, it is necessary to thicken the wall thickness of setting liner, and then also result in the increase of manufacturing cost.
It is therefore preferable that be set as the ratio between long axis b and short axle a be a/b==1/2, the ratio between high c and long axis b be c/b=1/4, it is interior
Gallbladder wall thickness is preferably arranged to 1.5mm.The value had not only largely realized the flat structure of liner, but also was guaranteeing that product cost is competing
It strives on the basis of power and preferably realizes the pulse pressure-bearing test requirements document of enamel inner container.
Further, at least one water inlet pipe at least one outlet pipe is arranged in liner on cylinder or end socket, described
The extension end of water inlet pipe be provided with water inlet, the extension end of the outlet pipe is provided with water outlet.The gallbladder mouth flange
It is arranged in liner on cylinder or the end socket of two sides.
Further, it is water inlet pipe inserting end that the end inside liner, which is arranged in, in the water inlet pipe, and the outlet pipe is set
Setting the end inside liner is outlet pipe inserting end, and the level locating for outlet pipe inserting end is arranged in the water inlet pipe inserting end
The lower part in face.The gallbladder mouth flange is preferably that a gallbladder mouth flange is disposed therein the center of the end socket of side.It is described
Water inlet pipe, outlet pipe and gallbladder mouth flange can be required according to installation environment, cooperate the position of liner, be arranged in liner bottom, on
Portion or side.To meet the different demands of water heater upper water-out, lower water outlet, side water outlet.
Further, the center line of the water inlet pipe being arranged on liner end enclosure and outlet pipe respectively with the long axis of end socket
Perpendicular and described center line is back gauge d, the back gauge d and long axis b at a distance from one end of the intersection point distance axis of long axis
The ratio between be set as 1:6 to 1:8.Because the structure tends to be flat, inlet and outlet pipes are closer close to gallbladder wall, and liner has when such side is discharged
Effect capacity utilization is higher, and hot water delivery rate is also higher.When inlet and outlet pipes farther out from gallbladder wall when, the effective rate of utilization of liner is low,
Hot water delivery rate is low.Simultaneously as it be easy to cause water pipe hole not easily molded when water inlet pipe and outlet pipe too close apart from wall of inner container,
Therefore, water inlet pipe and outlet pipe also can not infinite approach gallbladder walls.In conclusion the ratio between back gauge d and long axis b in the present invention, excellent
Choosing is set as 1/6 < d/b < 1/8.
Further, cylinder with the end socket of cylinder two sides in liner is set as the independent sector being connected or setting in the liner
For an entirety being uniquely constructed.The two sides end socket can pass through the sides such as welding, threaded connection or buckle socket respectively
Formula is fixed on the two sides of middle cylinder, can also be integrally formed with cylinder in liner by modes such as integrated injection molding, integrated moldings interior
Gallbladder.
The present invention is greatly saved the installation space of liner transverse direction, avoids biography by setting elliptical water-heater liner
The blocked up bring sense of depression of the tubular products of system, and realize the differentiation that different water-out manners are realized according to different installation environments
It is required that.
The second object of the present invention is to provide a kind of heat equipped with described in any item elliptical water-heater liners as above
Hydrophone.
Water heater of the present invention is fastened at least on the metope of a vertical metope or level, cylinder in the liner
Short axle setting parallel with horizontal plane, the long axis of the middle cylinder of the liner and the perpendicular setting of horizontal plane, to realize
Reduce the purpose of water heater occupied space.In the present invention, the water heater can according to the demand of user, by water heater according to
It is arranged for the lesser mode of horizontal space, to improve the space utilization rate of user.
By adopting the above technical scheme, the present invention is compared with the advantage of the prior art: the structure letter of elliptical water-heater liner
It is single, but can targetedly reduce the installation space of user.The present invention passes through the heat of the above-mentioned elliptical water-heater liner of application
Hydrophone realizes the differentiation requirement that different water-out manners are realized according to different installation environments, to reduce above-mentioned water heater
The applicable elements of installation control avoid accidentally hitting under small space, to be more favorable for, protect water heater.Structure of the invention
Simply, significant effect is suitable for promoting the use of.
Detailed description of the invention
Structure chart Fig. 1 of the invention；
Side view Fig. 2 of the invention；
The cross-section diagram of A-A section Fig. 3 of the invention；
Bottom water flowing out structure figure Fig. 4 of the invention；
Left side water flowing out structure figure Fig. 5 of the invention；
Right side water flowing out structure figure Fig. 6 of the invention；
Top water flowing out structure figure Fig. 7 of the invention.
Main element explanation:
1-middle cylinder, 2-end sockets, 3-water inlet pipes, 4-outlet pipes, 5-gallbladder mouth flanges, 31-water inlets, 32-water inlet pipes
Inserting end, 41- water outlet, 42- outlet pipe inserting end.
Specific embodiment
The present invention is described in more detail below with reference to embodiment.
Embodiment 1
As shown in Figure 1, a kind of elliptical water-heater liner, including cylinder two sides in cylinder 1 in elliptical cylinder-shape liner and liner
End socket 2 is provided at least one water inlet 31, at least one water outlet 41 and at least one on cylinder 1 or end socket 2 in the liner
A gallbladder mouth flange 5, in this specific embodiment, preferably setting one water inlet pipe, 3, outlet pipes 4 and a gallbladder mouth flange 5 exist
At the end socket 2 of the same side.The radial section of cylinder 1 is set as ellipse in the liner, the long axis of the described ellipse with it is short
The ratio between axis is set as 3:1 between 1:1.The end socket 2 is set as oval spherical crown, and the high c of the oval spherical crown is set as
Coincide with an elliptical axis, the bottom of the oval spherical crown is set as ellipse, the long axis b of the described ellipse with it is described
Middle cylinder 1 elliptical section long axis b be overlapped setting, the ratio between long axis b and high c of the oval spherical crown are set as 6:1 extremely
Between 2:1.
As shown in Figures 2 and 3, in this specific embodiment, the radial section of cylinder 1 is preferably arranged to long axis in the liner
The ratio between b and short axle a are the Elliptic Cylinder of 2:1.The ratio between the long axis b and high c of the domed end socket 2 of ellipse are preferably arranged to
The half elliptic of 4:1.The liner wall thickness is preferably arranged to 1.5mm.Pass through test data analyzer liner stress, it can be deduced that
The axial length of ellipse head 2 does dimension constraint, wherein 1/3=< a/b < 1,1/6=< c/b=< 1/2,1.5mm=< liner wall thickness=< 2mm.
When the wall of inner container is thicker than big, higher cost is caused, is unfavorable for saving production cost.When above-mentioned ratio is bigger, liner
Bearing capacity it is higher, when ratio is smaller, liner pressure-bearing is poor, be unfavorable for product use.Thus, it is preferable to be a/b=1/2, c/
B=1/4, liner wall thickness=1.5mm, which had not only largely realized the flat structure of liner, but also was guaranteeing that product cost is competing
It strives on the basis of power and preferably realizes the pulse pressure-bearing test requirements document of enamel inner container.
In this specific embodiment, cylinder 1 is set as being connected only with the end socket 2 of 1 two sides of cylinder in liner in the liner
Vertical part is set as be uniquely constructed a entirety.The two sides end socket 2 can respectively by welding, be threadedly coupled or
The modes such as buckle socket are fixed on the two sides of middle cylinder, can also be done with cylinder 1 in liner by modes such as integrated injection molding, integrated moldings
At a whole liner.
In the present embodiment, liner using the above structure is constituted using enamel material, and the wall thickness of the liner is preferably set
It is set to 1.5mm, maximum stress suffered by liner surface is within the scope of the pulse pressure-bearing test requirements document of enamel inner container.Such as following table
It is shown:
The present invention not only largely realizes the flat structure of liner by above structure, but also is guaranteeing product cost
The pulse pressure-bearing test requirements document of enamel inner container is preferably realized on the basis of competitiveness.
In the present embodiment, the water inlet pipe 3 and outlet pipe 4 are arranged on the liner end enclosure 2 of the same side, preferably in
The long axis setting of the elliptic jet of cylinder 1, and the center symmetric setting of 4 relative elliptical of water inlet pipe 3 and outlet pipe.Described
The extension end of water inlet pipe 3 is provided with water inlet 31, and the extension end of the outlet pipe 4 is provided with water outlet 41.The water inlet
It is water inlet pipe inserting end 32 that the end inside liner, which is arranged in, in pipe 3, and it is that the end inside liner, which is arranged in, in the outlet pipe
The lower part of horizontal plane locating for outlet pipe inserting end 42 is arranged in water pipe inserting end 42, the water inlet pipe inserting end 32.This is specific
In embodiment, the gallbladder mouth flange 5 is arranged on the end socket 2 of the same side, is preferably provided at the centre bit of the ellipse head 2
It sets.The water inlet pipe 3, outlet pipe 4 and gallbladder mouth flange 5 can be required according to installation environment, cooperate the position of liner, be arranged in liner
Bottom, top or side.To meet the different demands of water heater upper water-out, lower water outlet, side water outlet.
In the present embodiment, the center line of the water inlet pipe 3 being arranged on liner end enclosure 2 and outlet pipe 4 respectively with envelope
First 2 long axis is perpendicular, and the center line is back gauge d, the side at a distance from one end of the intersection point distance axis of long axis
1:6 is set as to 1:8 away from the ratio between d and long axis b.Because the structure tends to be flat, inlet and outlet pipes 4 are closer close to gallbladder wall, and such side goes out
The dischargeable capacity utilization rate of liner is higher when water, and hot water delivery rate is also higher.When inlet and outlet pipes farther out from gallbladder wall when, liner has
Effect utilization rate is low, and hot water delivery rate is low.Simultaneously as be easy to causeing water when water inlet pipe 3 and outlet pipe 4 are too close apart from wall of inner container
Pore is not easily molded, and therefore, water inlet pipe 3 and outlet pipe 4 also can not infinite approach gallbladder walls.In conclusion the back gauge d in the present invention
The ratio between with long axis b, be preferably arranged to 1/6=< d/b=< 1/8.
The present embodiment is greatly saved the installation space of liner transverse direction, is avoided by setting elliptical water-heater liner
The blocked up bring sense of depression of traditional tubular products, and realize the difference that different water-out manners are realized according to different installation environments
Change and requires.
Embodiment 2
As shown in figure 4, the present embodiment provides a kind of hot water equipped with elliptical water-heater liner as described in Example 1
Device.The water heater is fastened at least on the metope of a vertical metope or level, the short axle and water of cylinder 1 in the liner
Plane parallel is arranged, the long axis of cylinder 1 and the perpendicular setting of horizontal plane in the liner, accounts for realize and reduce water heater
With the purpose in space.In the present embodiment, it is preferably arranged to the water inlet pipe 3, outlet pipe 4 and gallbladder mouth flange 5 and is arranged described
Liner at the bottom.
By adopting the above technical scheme, the present invention is compared with the advantage of the prior art: the structure letter of elliptical water-heater liner
It is single, but can targetedly reduce the installation space of user.The present invention passes through the heat of the above-mentioned elliptical water-heater liner of application
Hydrophone avoids accidentally hitting under small space to reduce the applicable elements of above-mentioned water heater installation control, thus more sharp
In protection water heater.
Embodiment 3
As shown in Figs. 5 to 7, the present embodiment provides a kind of heat equipped with elliptical water-heater liner as described in Example 1
Hydrophone.The water heater is fastened at least on a vertical metope or the metope of level, in the liner short axle of cylinder 1 with
The parallel setting of horizontal plane, the long axis of the middle cylinder 1 of the liner and the perpendicular setting of horizontal plane, to realize reduction hot water
The purpose of device occupied space.It is corresponding that water inlet pipe 3, outlet pipe 4 and gallbladder mouth flange 5 are separately positioned on a left side in Fig. 5 to 7
Side, right side and top.
By adopting the above technical scheme, the present invention is compared with the advantage of the prior art: the structure letter of elliptical water-heater liner
It is single, but can targetedly reduce the installation space of user.The present invention passes through the heat of the above-mentioned elliptical water-heater liner of application
Hydrophone realizes the differentiation requirement that different water-out manners are realized according to different installation environments, to reduce above-mentioned water heater
The applicable elements of installation control avoid accidentally hitting under small space, to be more favorable for, protect water heater.Structure of the invention
Simply, significant effect is suitable for promoting the use of.
Embodiment in above-described embodiment can be further combined or replace, and embodiment is only to of the invention
Preferred embodiment is described, and it is not intended to limit the concept and scope of the present invention, is not departing from design philosophy of the present invention
Under the premise of, the various changes and modifications that professional and technical personnel in the art make technical solution of the present invention belong to this hair
Bright protection scope.
Claims (8)
1. a kind of elliptical water-heater liner, the end socket (2) including cylinder two sides in cylinder (1) in elliptical cylinder-shape liner and liner, institute
At least one water inlet (31) and at least one water outlet (41), feature are provided on cylinder (1) or end socket (2) in the liner stated
Be: cylinder (1) is set as Elliptic Cylinder in the liner, and the radial section of the Elliptic Cylinder is set as ellipse, institute
The long axis b and the ratio between short axle a for the ellipse stated are set as 3:1 between 1:1,
The end socket (2) is set as oval spherical crown, and the high c of the oval spherical crown is set as mutually be overlapped with an elliptical axis
It closes, the bottom of the oval spherical crown is set as ellipse, the long axis b of the ellipse and the ellipse of the middle cylinder (1)
The long axis b of section is overlapped setting, and the ratio between long axis b and high c of the oval spherical crown are set as 6:1 between 2:1；
The center line of the water inlet pipe (3) and outlet pipe (4) that are arranged on liner end enclosure (2) is equal with the high c of end socket (2) respectively
Row, and the center line at a distance from one end of the intersection point distance axis of long axis for back gauge d, the back gauge d and long axis b it
Than being set as 1:6 between 1:8.
2. a kind of elliptical water-heater liner according to claim 1, it is characterised in that: cylinder (1) in the liner
Radial section is set as the ellipse that the ratio between long axis b and short axle a are 2:1.
3. a kind of elliptical water-heater liner according to claim 1, it is characterised in that: the ellipse is domed
The ratio between long axis b and high c of end socket (2) are set as the half elliptic of 4:1.
4. a kind of elliptical water-heater liner according to claim 1, it is characterised in that: in the liner cylinder (1) or
At least one water inlet pipe (3) and at least one outlet pipe (4) are provided on end socket (2), the extension end of the water inlet pipe (3) is set
It is equipped with water inlet (31), the extension end of the outlet pipe (4) is provided with water outlet (41).
5. a kind of elliptical water-heater liner according to claim 4, it is characterised in that: water inlet pipe (3) setting
Inserting end inside liner is water inlet pipe inserting end (32), and the outlet pipe (4) is arranged in the inserting end inside liner and is
Outlet pipe inserting end (42), the water inlet pipe inserting end (32) are arranged under the horizontal plane locating for outlet pipe inserting end (42)
Portion.
6. a kind of elliptical water-heater liner according to claim 1, it is characterised in that: in the liner cylinder (1) with
In liner the end socket (2) of cylinder two sides be set as be connected three independent sectors or be set as be uniquely constructed one it is whole
Body.
7. a kind of water heater equipped with the elliptical water-heater liner as described in claim any one of 1-6.
8. a kind of water heater according to claim 7, it is characterised in that: it is vertical that the water heater is fastened at least to one
Metope or level metope on, the short axle of cylinder (1) setting parallel with horizontal plane in the liner, in the liner
The long axis of cylinder (1) and the perpendicular setting of horizontal plane, to realize the purpose for reducing water heater occupied space.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210552293.5A CN103868237B (en) | 2012-12-18 | 2012-12-18 | A kind of elliptical water-heater liner and the water heater equipped with the liner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210552293.5A CN103868237B (en) | 2012-12-18 | 2012-12-18 | A kind of elliptical water-heater liner and the water heater equipped with the liner |
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| Publication Number | Publication Date |
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| CN103868237A CN103868237A (en) | 2014-06-18 |
| CN103868237B true CN103868237B (en) | 2019-01-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210552293.5A Active CN103868237B (en) | 2012-12-18 | 2012-12-18 | A kind of elliptical water-heater liner and the water heater equipped with the liner |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108088083A (en) * | 2017-12-18 | 2018-05-29 | 珠海格力电器股份有限公司 | Closing end component |
Citations (4)
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|---|---|---|---|---|
| CN201203270Y (en) * | 2008-04-29 | 2009-03-04 | 陈凌 | Single liner thin type inner container of electric water heater |
| TW201003014A (en) * | 2008-07-01 | 2010-01-16 | Iea Chung Ind Co Ltd | Electric water heater |
| CN202018133U (en) * | 2011-04-12 | 2011-10-26 | 海尔集团公司 | Novel water heater liner and water heater |
| CN202303923U (en) * | 2011-10-27 | 2012-07-04 | 美的集团有限公司 | Inner container of electric water heater |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08271053A (en) * | 1995-03-31 | 1996-10-18 | Shikoku Sogo Kenkyusho:Kk | Hot water storage tank for hot water storage type water heater |
| JP2005083597A (en) * | 2003-09-04 | 2005-03-31 | Sharp Corp | Storage type water heater |
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- 2012-12-18 CN CN201210552293.5A patent/CN103868237B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201203270Y (en) * | 2008-04-29 | 2009-03-04 | 陈凌 | Single liner thin type inner container of electric water heater |
| TW201003014A (en) * | 2008-07-01 | 2010-01-16 | Iea Chung Ind Co Ltd | Electric water heater |
| CN202018133U (en) * | 2011-04-12 | 2011-10-26 | 海尔集团公司 | Novel water heater liner and water heater |
| CN202303923U (en) * | 2011-10-27 | 2012-07-04 | 美的集团有限公司 | Inner container of electric water heater |
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