CN201803632U - Heat exchanger for gas water heater - Google Patents
Heat exchanger for gas water heater Download PDFInfo
- Publication number
- CN201803632U CN201803632U CN201020539934XU CN201020539934U CN201803632U CN 201803632 U CN201803632 U CN 201803632U CN 201020539934X U CN201020539934X U CN 201020539934XU CN 201020539934 U CN201020539934 U CN 201020539934U CN 201803632 U CN201803632 U CN 201803632U
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- China
- Prior art keywords
- heat absorbing
- absorbing sheet
- heat exchanger
- boss
- water pipe
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- 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.)
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Abstract
The utility model discloses a heat exchanger for a gas water heater, which comprises a heat exchanging shell, a heat absorbing piece and a water pipe; the water pipe comprises a plurality of straight pipes, a plurality of U-shaped pipes and a plurality of coil pipes; the straight pipes are sheathed in the heat absorbing piece in a penetrating way and are communicated with the coil pipes; the straight pipes are communicated with each other by the U-shaped pipes; by taking an installing and using direction as the standard, the heat absorbing piece is provided with at least two rows of drain pipe holes which are distributed up and down; the heat absorbing piece is additionally provided with a plurality of turbulent flow bosses; the turbulent flow bosses are arranged on the lower row of drain pipe holes of the heat absorbing piece; the turbulent flow bosses can increase the disturbance of the air current to generate the turbulent flow, reduce the speed that the gas flow passes though the coil pipes, and further increase the heat exchange between the gas flow which passes through the coil pipes and the cold water in the coil pipes, thereby being capable of effectively improving the heat exchange efficiency; and the upper edge of the heat absorbing piece is additionally provided with a plurality of flanging structures which have the same direction as the turbulent flow bosses at intervals to reduce the area of a gas flow outlet, change the rising speed of the gas flow, perform the secondary turbulent flow, and improve the heat exchange efficiency.
Description
Technical field
The utility model relates to a kind of heat exchanger, especially a kind of gas heater heat exchanger.
Background technology
Along with China's rapid development of economy, energy problem becomes increasingly conspicuous.The development of following household electrical appliances is energy-saving and environmental protection, and as the gas heater of amount of consumed gas maximum, power-economizing method is exactly the energy-efficient gas heater of exploitation, and energy-efficient gas heater needs the heat exchanger of high heat exchanger effectiveness, and the thermal efficiency of the heat exchanger of traditional gas heater is limited, can not realize the purpose of energy conservation.
The thermal efficiency of various product does not also reach the efficiency standard of advanced country in the market, and the AND ENERGY RESOURCES CONSUMPTION IN CHINA amount is big, and energy crisis is on the rise, and develops the significant of high-efficiency and energy-saving type gas heater, is the inevitable direction of household appliances development yet.
Summary of the invention
In order to overcome above-mentioned defective, the utility model provides a kind of gas heater heat exchanger, can effectively improve the rate of heat exchange of heat exchanger.
The utility model for the technical scheme that solves its technical problem and adopt is:
A kind of gas heater heat exchanger, comprise heat exchange shell, heat absorbing sheet and water pipe, water pipe comprises straight tube, U type pipe and coil pipe, straight tube is set in the heat absorbing sheet and with coil pipe and is communicated with, be interconnected by U type pipe between the straight tube, to install and use direction is benchmark, offer on the described heat absorbing sheet and present, at least two draining pores of following distribution, have additional some turbulent protuberances on this heat absorbing sheet, described turbulent protuberance be positioned under the heat absorbing sheet row the water pipe hole above, turbulent protuberance can increase flow perturbation, produces wadding stream, reduce the speed of air-flow, make its air-flow and the coil pipe inner cold water of flowing through further strengthen heat and change through coil pipe; Thereby can improve rate of heat exchange effectively.
As further improvement of the utility model, offer the three draining pores that distribute up and down on the described heat absorbing sheet, described turbulent protuberance is arranged in the both sides in row's water pipe hole.
As further improvement of the utility model, described turbulent protuberance is one of boss and flange hole.
As further improvement of the utility model, described turbulent protuberance is a boss; Described heat absorbing sheet is provided with four boss, and this boss symmetry is arranged in the both sides in row's water pipe hole; Two boss of each side are presented lower shaft and are symmetrically distributed.
As further improvement of the utility model, this boss is a right-angled trapezium, two boss of each side with the bottom of its right-angled trapezium at interval over against.
As further improvement of the utility model, this boss is oval, and two boss of each side with its oval-shaped short-axis direction up and down side by side.
As further improvement of the utility model, described turbulent protuberance is a flange hole; Described heat absorbing sheet is provided with two flange holes, and this flange hole symmetry is arranged in the both sides in row's water pipe hole; This flange hole is circular.
Certainly, described boss and flange hole also can comprise the shape beyond the foregoing description.
As further improvement of the utility model, have additional and turbulent protuberance turnup structure in the same way at interval on the top edge of described heat absorbing sheet, reduce the air stream outlet area, change the air-flow rate of climb, carry out secondary wadding stream, improve heat exchanger effectiveness.
As further improvement of the utility model, described coil pipe is chiasma type distributed architecture at interval, makes rising produce turbulent flow by gas, improves heat exchanger effectiveness.
A kind of gas heater heat exchanger, comprise heat exchange shell, heat absorbing sheet and water pipe, water pipe comprises straight tube, U type pipe and coil pipe, straight tube is set in the heat absorbing sheet and with coil pipe and is communicated with, and is interconnected by U type pipe between the straight tube, has additional turnup structure in the same way on the top edge of described heat absorbing sheet at interval, reduce the air stream outlet area, change the air-flow rate of climb, carry out secondary wadding stream, improve heat exchanger effectiveness.
The beneficial effects of the utility model are: set up some turbulent protuberances on heat absorbing sheet, can increase flow perturbation, produce wadding stream, reduce the speed of air-flow through coil pipe, make its air-flow and the coil pipe inner cold water of flowing through further strengthen heat and change; Thereby can improve rate of heat exchange effectively; Have additional and turbulent protuberance turnup structure in the same way at interval on the top edge of heat absorbing sheet, reduce the air stream outlet area, change the air-flow rate of climb, carry out secondary wadding stream, improve heat exchanger effectiveness; Coil pipe is chiasma type distributed architecture at interval, makes rising produce turbulent flow by gas, improves heat exchanger effectiveness.
Description of drawings
Fig. 1 is a schematic diagram of the present utility model;
Fig. 2 is first kind of structural representation of heat absorbing sheet described in the utility model;
Fig. 3 is second kind of structural representation of heat absorbing sheet described in the utility model;
Fig. 4 is the third structural representation of heat absorbing sheet described in the utility model;
Fig. 5 is the 4th a kind of structural representation of heat absorbing sheet described in the utility model;
Fig. 6 is the 5th a kind of structural representation of heat absorbing sheet described in the utility model.
The specific embodiment
First embodiment: a kind of gas heater heat exchanger, comprise heat exchange shell 1, heat absorbing sheet 2 and water pipe 3, water pipe 3 comprises straight tube, U type pipe 31 and coil pipe 32, straight tube is set in the heat absorbing sheet 2 and with coil pipe 32 and is communicated with, be interconnected by U type pipe 31 between the straight tube, to install and use direction is benchmark, offer the three draining pores 5 that distribute up and down on the described heat absorbing sheet 2, described turbulent protuberance 6 is arranged in the both sides in row's water pipe hole 5, have additional some turbulent protuberances 6 on this heat absorbing sheet 2, described turbulent protuberance 6 be positioned at heat absorbing sheet 2 times row water pipe hole 5 above, turbulent flow protuberance 6 can increase flow perturbation, produce wadding stream, reduce the speed of air-flow, make its air-flow and the coil pipe inner cold water of flowing through further strengthen heat and change through coil pipe 32; Thereby can improve rate of heat exchange effectively; Described turbulent protuberance 6 is a boss 61; Described heat absorbing sheet 2 is provided with four boss 61, and these boss 61 symmetries are arranged in the both sides in row's water pipe hole 5; Two boss 61 of each side are presented lower shaft and are symmetrically distributed; This boss 61 is a right-angled trapezium, two boss 61 of each side with the bottom of its right-angled trapezium at interval over against; Have additional and turbulent protuberance 6 turnup structure 7 in the same way at interval on the top edge of described heat absorbing sheet 2, reduce the air stream outlet area, change the air-flow rate of climb, carry out secondary wadding stream, improve heat exchanger effectiveness; Described coil pipe 32 is chiasma type distributed architecture at interval, makes rising produce turbulent flow by gas, improves heat exchanger effectiveness.
Second embodiment: a kind of gas heater heat exchanger, comprise heat exchange shell 1, heat absorbing sheet 2 and water pipe 3, water pipe 3 comprises straight tube, U type pipe 31 and coil pipe 32, straight tube is set in the heat absorbing sheet 2 and with coil pipe 32 and is communicated with, be interconnected by U type pipe 31 between the straight tube, to install and use direction is benchmark, offer the three draining pores 5 that distribute up and down on the described heat absorbing sheet 2, described turbulent protuberance 6 is arranged in the both sides in row's water pipe hole 5, have additional some turbulent protuberances 6 on this heat absorbing sheet 2, described turbulent protuberance 6 be positioned at heat absorbing sheet 2 times row water pipe hole 5 above, turbulent flow protuberance 6 can increase flow perturbation, produce wadding stream, reduce the speed of air-flow, make its air-flow and the coil pipe inner cold water of flowing through further strengthen heat and change through coil pipe 32; Thereby can improve rate of heat exchange effectively; Described turbulent protuberance 6 is a boss 61; Described heat absorbing sheet 2 is provided with four boss 61, and these boss 61 symmetries are arranged in the both sides in row's water pipe hole 5; Two boss 61 of each side are presented lower shaft and are symmetrically distributed; This boss 61 is oval, and two boss 61 of each side with its oval-shaped short-axis direction up and down side by side; Have additional and turbulent protuberance 6 turnup structure 7 in the same way at interval on the top edge of described heat absorbing sheet 2, reduce the air stream outlet area, change the air-flow rate of climb, carry out secondary wadding stream, improve heat exchanger effectiveness; Described coil pipe 32 is chiasma type distributed architecture at interval, makes rising produce turbulent flow by gas, improves heat exchanger effectiveness.
The 3rd embodiment: a kind of gas heater heat exchanger, comprise heat exchange shell 1, heat absorbing sheet 2 and water pipe 3, water pipe 3 comprises straight tube, U type pipe 31 and coil pipe 32, straight tube is set in the heat absorbing sheet 2 and with coil pipe 32 and is communicated with, be interconnected by U type pipe 31 between the straight tube, to install and use direction is benchmark, offer the three draining pores 5 that distribute up and down on the described heat absorbing sheet 2, described turbulent protuberance 6 is arranged in the both sides in row's water pipe hole 5, have additional some turbulent protuberances 6 on this heat absorbing sheet 2, described turbulent protuberance 6 be positioned at heat absorbing sheet 2 times row water pipe hole 5 above, turbulent flow protuberance 6 can increase flow perturbation, produce wadding stream, reduce the speed of air-flow, make its air-flow and the coil pipe inner cold water of flowing through further strengthen heat and change through coil pipe 32; Thereby can improve rate of heat exchange effectively; Described turbulent protuberance 6 is a flange hole 62; Described heat absorbing sheet 2 is provided with two flange holes 62, and these flange hole 62 symmetries are arranged in the both sides in row's water pipe hole 5; This flange hole 62 is circular; Have additional and turbulent protuberance 6 turnup structure 7 in the same way at interval on the top edge of described heat absorbing sheet 2, reduce the air stream outlet area, change the air-flow rate of climb, carry out secondary wadding stream, improve heat exchanger effectiveness; Described coil pipe 32 is chiasma type distributed architecture at interval, makes rising produce turbulent flow by gas, improves heat exchanger effectiveness.
The 4th embodiment: a kind of gas heater heat exchanger, comprise heat exchange shell 1, heat absorbing sheet 2 and water pipe 3, water pipe 3 comprises straight tube, U type pipe 31 and coil pipe 32, straight tube is set in the heat absorbing sheet 2 and with coil pipe 32 and is communicated with, be interconnected by U type pipe 31 between the straight tube, to install and use direction is benchmark, offer on the described heat absorbing sheet 2 and present, three draining pores 5 of following distribution, have additional the turnup structure 7 of airflow direction in heat exchanger on the top edge of described heat absorbing sheet 2 at interval, reduce the air stream outlet area, change the air-flow rate of climb, carry out secondary wadding stream, improve heat exchanger effectiveness.
The 5th embodiment: a kind of gas heater heat exchanger, comprise heat exchange shell 1, heat absorbing sheet 2 and water pipe 3, water pipe 3 comprises straight tube, U type pipe 31 and coil pipe 32, straight tube is set in the heat absorbing sheet 2 and with coil pipe 32 and is communicated with, be interconnected by U type pipe 31 between the straight tube, to install and use direction is benchmark, offer on the described heat absorbing sheet 2 and present, two draining pores 5 of following distribution, have additional the turnup structure 7 of airflow direction in heat exchanger on the top edge of described heat absorbing sheet 2 at interval, reduce the air stream outlet area, change the air-flow rate of climb, carry out secondary wadding stream, improve heat exchanger effectiveness.
Certainly, described boss and flange hole also can comprise NM various geometries in the foregoing description.
Claims (10)
1. gas heater heat exchanger, comprise heat exchange shell (1), heat absorbing sheet (2) and water pipe (3), water pipe (3) comprises straight tube, U type pipe (31) and coil pipe (32), straight tube is set in the heat absorbing sheet (2) and with coil pipe (32) and is communicated with, be interconnected by U type pipe (31) between the straight tube, it is characterized in that: to install and use direction is benchmark, offer on the described heat absorbing sheet (2) and present, at least two draining pores (5) of following distribution, have additional some turbulent protuberances (6) on this heat absorbing sheet (2), described turbulent protuberance (6) be positioned under the heat absorbing sheet (2) row water pipe hole (5) above.
2. gas heater heat exchanger according to claim 1 is characterized in that: offer the three draining pores (5) that distribute up and down on the described heat absorbing sheet (2), described turbulent protuberance (6) is arranged in the both sides in row's water pipe hole (5).
3. gas heater heat exchanger according to claim 1 and 2 is characterized in that: described turbulent protuberance (6) is one of boss (61) and flange hole (62).
4. gas heater heat exchanger according to claim 3 is characterized in that: described turbulent protuberance (6) is a boss (61); Described heat absorbing sheet (2) is provided with four boss (61), and this boss (61) symmetry is arranged in the both sides in row's water pipe hole (5); Two boss (61) of each side are presented lower shaft and are symmetrically distributed.
5. gas heater heat exchanger according to claim 4 is characterized in that: this boss (61) is a right-angled trapezium, two boss (61) of each side with the bottom of its right-angled trapezium at interval over against.
6. gas heater heat exchanger according to claim 4 is characterized in that: this boss (61) is for oval, and two boss (61) of each side with its oval-shaped short-axis direction up and down side by side.
7. gas heater heat exchanger according to claim 3 is characterized in that: described turbulent protuberance (6) is a flange hole (62); Described heat absorbing sheet (2) is provided with two flange holes (62), and this flange hole (62) symmetry is arranged in the both sides in row's water pipe hole (5); This flange hole (62) is circular.
8. gas heater heat exchanger according to claim 1 and 2 is characterized in that: have additional and turbulent protuberance (6) turnup structure (7) in the same way at interval on the top edge of described heat absorbing sheet (2).
9. gas heater heat exchanger according to claim 1 and 2 is characterized in that: described coil pipe (32) is chiasma type distributed architecture at interval.
10. gas heater heat exchanger, comprise heat exchange shell (1), heat absorbing sheet (2) and water pipe (3), water pipe (3) comprises straight tube, U type pipe (31) and coil pipe (32), straight tube is set in the heat absorbing sheet (2) and with coil pipe (32) and is communicated with, be interconnected by U type pipe (31) between the straight tube, it is characterized in that: to install and use direction is benchmark, offer at least two draining pores (5) that go to upper and lower distribution on the described heat absorbing sheet (2), have additional turnup structure (7) in the same way on the top edge of described heat absorbing sheet (2) at interval.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020539934XU CN201803632U (en) | 2010-09-21 | 2010-09-21 | Heat exchanger for gas water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020539934XU CN201803632U (en) | 2010-09-21 | 2010-09-21 | Heat exchanger for gas water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201803632U true CN201803632U (en) | 2011-04-20 |
Family
ID=43873131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020539934XU Expired - Fee Related CN201803632U (en) | 2010-09-21 | 2010-09-21 | Heat exchanger for gas water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201803632U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101949661A (en) * | 2010-09-21 | 2011-01-19 | 樱花卫厨（中国）股份有限公司 | Heat exchanger for fuel water heater |
| CN102914198A (en) * | 2012-05-11 | 2013-02-06 | 钱志鸿 | Efficient heat transfer assembly |
| CN103900402A (en) * | 2012-12-26 | 2014-07-02 | 株式会社能率 | Heat exchanger and water heater including the same |
-
2010
- 2010-09-21 CN CN201020539934XU patent/CN201803632U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101949661A (en) * | 2010-09-21 | 2011-01-19 | 樱花卫厨（中国）股份有限公司 | Heat exchanger for fuel water heater |
| CN102914198A (en) * | 2012-05-11 | 2013-02-06 | 钱志鸿 | Efficient heat transfer assembly |
| CN103900402A (en) * | 2012-12-26 | 2014-07-02 | 株式会社能率 | Heat exchanger and water heater including the same |
| CN103900402B (en) * | 2012-12-26 | 2016-04-13 | 株式会社能率 | Heat exchanger and the water heater possessing this heat exchanger |
| US9829204B2 (en) | 2012-12-26 | 2017-11-28 | Noritz Corporation | Water heater including heat exchanger |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110420 Termination date: 20140921 |
|
| EXPY | Termination of patent right or utility model |