CN201166453Y - Electric water heater - Google Patents
Electric water heater Download PDFInfo
- Publication number
- CN201166453Y CN201166453Y CNU2007200617562U CN200720061756U CN201166453Y CN 201166453 Y CN201166453 Y CN 201166453Y CN U2007200617562 U CNU2007200617562 U CN U2007200617562U CN 200720061756 U CN200720061756 U CN 200720061756U CN 201166453 Y CN201166453 Y CN 201166453Y
- Authority
- CN
- China
- Prior art keywords
- heating tube
- ring flange
- inner bag
- electric
- spiral shell
- 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.)
- Expired - Lifetime
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title abstract description 25
- 238000010438 heat treatment Methods 0.000 claims abstract description 47
- 238000005485 electric heating Methods 0.000 claims abstract description 37
- 238000007789 sealing Methods 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 3
- 238000004134 energy conservation Methods 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000012938 design process Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001932 seasonal effect Effects 0.000 description 1
- 238000013517 stratification Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Instantaneous Water Boilers, Portable Hot-Water Supply Apparatuses, And Control Of Portable Hot-Water Supply Apparatuses (AREA)
Abstract
The utility model discloses an electric water heater, this electric water heater include the inner bag and establish the ring flange in inner bag port department, and different positions department in the inner bag is provided with the electric heating pipe of fixing on the ring flange and a plurality of spiral shell head heating pipe that pass the ring flange. The electric water heater adopts the design structure that the electric heating pipe with the heating pipe flange and the screw head heating pipe are arranged at different installation positions of the inner container, realizes layered heating, ensures that the water in the inner container is heated at uniform temperature without cold water dead angles, greatly improves the heat production rate performance of the water heater, achieves the aim of energy conservation, and effectively ensures the pressure-bearing effect of the inner container of the electric water heater.
Description
Technical field
The utility model belongs to the technical field of electric heater product, particularly a kind of electric heater that is provided with many group heating pipe fittings.
Background technology
In the prior art, electric heater is because it is easy to use, heating process is liked by consumers in general fast day by day, and set heating-pipe structure has dual mode usually in the present inner container of electric water heater, one: adopt the electric heating tube of different capacity to be welded on the ring flange of inner bag port, because the inner bag caliber size of general water heater is subjected to certain limitation, can the heating tube that must consider this different capacity in the electric heating tube design process be installed in the inner bag, the installation site and the heating tube watt level of heating tube all are subjected to certain limitation simultaneously, make the transfiguration and the layering heating DeGrain of the bigger electric heating tube of power; Its two: adopt some spiral shell head heating tubes to be fixed on the inner bag, the electric heater of this kind structure can be realized the layering heating of water in the inner bag effectively, but because its perforate on inner bag is more, and in order to guarantee the load performance of inner bag, the courage wall wall thickness of inner bag must be thickeied, the production cost of water heater can be greatly improved like this.
Summary of the invention
The purpose of this utility model is to overcome above-mentioned the deficiencies in the prior art, the electric heater that provide a kind of and can realize inner bag layering heating, reaches the transfiguration purpose, the heat production performance is high.
The technical scheme that the utility model solves the problems of the technologies described above: a kind of electric heater, comprise inner bag and the ring flange that is located at the inner bag port, the diverse location place in inner bag is provided with electric heating tube and the some spiral shell head heating tubes that passes ring flange that is fixed on the ring flange.
Above-mentioned electric heating tube includes annular end and is connected bend pipe on the annular end, and described annular end is fastened in the groove at middle part of ring flange, and described bend pipe is located at the inside of inner bag.
The rear end of above-mentioned electric heating tube annular end is provided with the electric heating tube cover plate of the annular end that compresses electric heating tube.
Be provided with the sealing ring that is used to seal between the annular end of above-mentioned electric heating tube and ring flange.
Above-mentioned electric heating tube end cap, ring flange are fixed on the inner bag by bolt assembly successively.
Above-mentioned ring flange is provided with some trepannings that supply spiral shell head heating tube to pass, and is fixed with the threaded sleeve pipe of inner wall belt in this trepanning, set screw thread and the set screw-threaded engagement of spiral shell head heating tube head in this sleeve pipe.
Above-mentioned Socket welding is connected on trepanning inwall set on the ring flange.
The pipe that is located in the inner bag of above-mentioned spiral shell head heating tube is " U " type structure.
Be provided with the sealing ring that is used to seal between above-mentioned spiral shell head heating tube and the sleeve pipe.
Compared with prior art, the beneficial effects of the utility model:
(1) the utility model is because the diverse location in the inner bag of electric heater reasonably is equipped with electric heating tube and spiral shell head heating tube, overcome the factor that makes heating tube position and heating tube length limited owing to the difference of inner bag caliber size, by controlling electric heating tube and the spiral shell head heating tube while or not working simultaneously, realize inner bag layering heating, feasible heating is more abundant, even water temperature can realize multistage capacitance-variable, also plays the effect of saves energy simultaneously;
(2) the utility model need not directly to open more hole on inner bag, also can well guarantee the bearing capacity of inner bag when the wall thickness of inner bag need not increase, and its pressure-bearing production cost effective and water heater is low;
(3) the utility model is simple in structure, and is easy to use.
Description of drawings
Fig. 1 is the decomposing schematic representation of the utility model electric heater;
Fig. 2 is the structural representation that two kinds of heating tubes of the utility model are arranged;
Fig. 3 is the structural representation of electric heating tube in the utility model.
The specific embodiment
As shown in Figure 1 and Figure 2, a kind of electric heater of the present utility model, comprise inner bag 1 and the ring flange 2 that is located at inner bag 1 port, the diverse location place in inner bag 1 is provided with electric heating tube 3 and spiral shell head heating tube 4 that passes ring flange that is fixed on the ring flange 2.As shown in Figure 3, electric heating tube 3 includes annular end 31 and is connected bend pipe 32 on the annular end 31, and this annular end 31 is fastened in the groove at middle part of ring flange 2, and described bend pipe 32 is located at the inside of inner bag 1.
In order to guarantee that electric heating tube annular end 31 is pressed together on the ring flange 2 closely, be provided with electric heating tube cover plate 5 in the rear end of this electric heating tube annular end 31, this electric heating tube cover plate 5, ring flange 2 are fixed on the end of inner bag 1 successively by bolt assembly 6; In addition, in order to guarantee the heat seal performance of electric heating tube 3, also be provided with the sealing ring 7 that is used to seal at electric heating tube annular end 31 and 2 on ring flange.
Pass ring flange 2 and be fixed on the ring flange 2 for the ease of spiral shell head heating tube 4, on ring flange 2, be provided with the trepanning (not shown) of passing for spiral shell head heating tube 4, in this trepanning, be welded with the threaded sleeve pipe 9 of inner wall belt, these sleeve pipe 9 interior set screw thread (not shown)s and screw thread 41 engagements of spiral shell head electric heating tube 4 heads, simultaneously, in order to make spiral shell head heating tube 4 that good heat conductivility be arranged, the pipe 42 that is located in the inner bag of spiral shell head heating tube 4 is " U " type structure.In addition, excellent sealing performance is arranged, between spiral shell head heating tube 4 and sleeve pipe 22, be provided with the O-ring seal 8 that is used to seal in order to make spiral shell head heating tube 4.
The assembling process of the utility model electric heater is as follows: pass electric heating tube end cap 5, ring flange 2 successively by bolt assembly 6, guarantee that effectively electric heating tube end cap 5, electric heating tube annular end 31, ring flange 2 are fixed on the port position place of inner bag 1 closely, guarantee bend pipe 32 whole being arranged in the inner bag 1 of electric heating tube 3; And then the pipe 42 of spiral shell head heating tube 4 passed sleeve pipe in the trepanning that is fixed on ring flange, and the spiral shell head 41 of spiral shell head heating tube screws closely on sleeve pipe 9, thus fixing spiral shell head heating tube 4 effectively, and make its " U " type pipe 42 whole being arranged in the inner bag 1.
The utility model is to be provided with many group heating tubes in the common water heater inner bag, electric heating tube and spiral shell head heating tube promptly are installed, these many group heating tubes are installed in diverse location in the inner bag, different three-dimensional heating according to the heating tube installation site, realize the water stratification heating of inner bag, reach the purpose of multistage capacitance-variable, thereby farthest reduce the uneven phenomenon of water-cooled heat in the inner bag, eliminate cold water dead angle in the water heater simultaneously, improve water heater heat production rate performance, and can also satisfy different user in the demand of Various Seasonal with the hot water amount, and realize using how much hot water, heat the energy-conservation requirement of how much hot water.
In addition, according to lower leaf on the heated convection principle shape hot and cold water, around the spiral shell head heating tube and top is the hydrothermal area, and spiral shell head heating tube bottom is a cold water area, can satisfy a small amount of water demand of user, can play the effect of saves energy again.
Claims (9)
1. electric heater, comprise inner bag (1) and be located at the ring flange (2) of inner bag (1) port, it is characterized in that: the diverse location place in inner bag (1) is provided with electric heating tube (3) and the some spiral shell head heating tubes (4) that passes ring flange (2) that is fixed on the ring flange (2).
2. electric heater according to claim 1, it is characterized in that: above-mentioned electric heating tube (3) includes annular end (31) and is connected bend pipe (32) on the annular end (31), described annular end (31) is fastened in the groove at middle part of ring flange (2), and described bend pipe (32) is located at the inside of inner bag (1).
3. electric heater according to claim 2 is characterized in that: the rear end of above-mentioned electric heating tube annular end (31) is provided with the electric heating tube cover plate (5) that compresses electric heating tube annular end (32).
4. according to claim 2 or 3 described electric heaters, it is characterized in that: be provided with the sealing ring (7) that is used to seal between above-mentioned electric heating tube annular end (31) and ring flange (2).
Above-mentioned electric heating tube end cap 5), ring flange (2) is fixed on the end of inner bag (1) successively by bolt assembly (6) 5. electric heater according to claim 4 is characterized in that:.
6. electric heater according to claim 1, it is characterized in that: above-mentioned ring flange (2) is provided with some trepannings that supply spiral shell head heating tube (4) to pass, in this trepanning, be fixed with the threaded sleeve pipe of inner wall belt (9), the interior set screw thread of this sleeve pipe (9) and head (41) screw-threaded engagement of spiral shell head electric heating tube.
7. electric heater according to claim 6 is characterized in that: above-mentioned sleeve pipe (9) is welded on ring flange (2) and goes up set trepanning inwall.
8. electric heater according to claim 7 is characterized in that: the pipe (42) that is located in the inner bag of above-mentioned spiral shell head heating tube (4) is " U " type structure.
9. electric heater according to claim 8 is characterized in that: be provided with the O-ring seal (8) that is used to seal between above-mentioned spiral shell head heating tube (4) and the sleeve pipe (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200617562U CN201166453Y (en) | 2007-12-18 | 2007-12-18 | Electric water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200617562U CN201166453Y (en) | 2007-12-18 | 2007-12-18 | Electric water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201166453Y true CN201166453Y (en) | 2008-12-17 |
Family
ID=40191843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200617562U Expired - Lifetime CN201166453Y (en) | 2007-12-18 | 2007-12-18 | Electric water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201166453Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102062466A (en) * | 2011-01-05 | 2011-05-18 | 广东格美淇电器有限公司 | Quick heating and heat storage integrated electric water heater |
| CN102062467A (en) * | 2011-01-05 | 2011-05-18 | 广东格美淇电器有限公司 | Electric water heater with energy-saving cover |
| CN106705449A (en) * | 2015-11-17 | 2017-05-24 | 青岛经济技术开发区海尔热水器有限公司 | Balcony type solar water heater with electric auxiliary heating function |
| CN113405255A (en) * | 2021-06-07 | 2021-09-17 | 青岛经济技术开发区海尔热水器有限公司 | Nonmetal inner container and electric water heater with same |
-
2007
- 2007-12-18 CN CNU2007200617562U patent/CN201166453Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102062466A (en) * | 2011-01-05 | 2011-05-18 | 广东格美淇电器有限公司 | Quick heating and heat storage integrated electric water heater |
| CN102062467A (en) * | 2011-01-05 | 2011-05-18 | 广东格美淇电器有限公司 | Electric water heater with energy-saving cover |
| CN106705449A (en) * | 2015-11-17 | 2017-05-24 | 青岛经济技术开发区海尔热水器有限公司 | Balcony type solar water heater with electric auxiliary heating function |
| CN113405255A (en) * | 2021-06-07 | 2021-09-17 | 青岛经济技术开发区海尔热水器有限公司 | Nonmetal inner container and electric water heater with same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Guangdong Midea kitchen and toilet electrical appliance manufacturing Co.,Ltd. Assignor: Midea Group Contract record no.: 2010440001010 Denomination of utility model: Energy-saving electric heating system for electric heater Granted publication date: 20081217 License type: Exclusive License Record date: 20100723 |
|
| C56 | Change in the name or address of the patentee |
Owner name: MIDEA GROUP CO., LTD. Free format text: FORMER NAME: MEIDI GROUP CO. LTD. |
|
| CP03 | Change of name, title or address |
Address after: 528311 Guangdong, Foshan, Beijiao, the United States, the United States and the United States on the avenue of the United States, the headquarters of the United States building B floor, District, 26-28 Patentee after: MIDEA GROUP Co.,Ltd. Address before: 528311 Penglai Road, Beijiao Town, Foshan District, Guangdong, China, Patentee before: Midea Group |
|
| CX01 | Expiry of patent term |
Granted publication date: 20081217 |
|
| CX01 | Expiry of patent term |