CN202083118U - Heat exchanger of gas water heater - Google Patents
Heat exchanger of gas water heater Download PDFInfo
- Publication number
- CN202083118U CN202083118U CN2011201815213U CN201120181521U CN202083118U CN 202083118 U CN202083118 U CN 202083118U CN 2011201815213 U CN2011201815213 U CN 2011201815213U CN 201120181521 U CN201120181521 U CN 201120181521U CN 202083118 U CN202083118 U CN 202083118U
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- pipe
- water inlet
- heat exchange
- water
- heat exchanger
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Abstract
A heat exchanger of a gas water heater comprises a water tank, a water inlet tube, a water outlet tube, U-shaped tubes, heat exchange straight tubes and fins. The heat exchange straight tubes penetrate through through-holes on the fins so that the fins can be fixed on the heat exchange straight tubes, the adjacent heat exchange straight tubes are communicated with each other via the U-shaped tubes so as to form a heat exchange channel, the heat exchange straight tubes and the fins are fixed at one end of an inner cavity of the water tank, a water inlet of the heat exchange channel is communicated with a water outlet end of the water inlet tube, and a water outlet of the heat exchange channel is communicated with a water inlet end of the water outlet tube. The heat exchanger of the gas water heater is characterized by further comprising a coiler, the coiler is coiled on a surface, except the end, of the water tank, a water inlet of the coiler is communicated with the water outlet end of the water inlet tube, a water outlet of the coiler is communicated with the water inlet end of the water outlet tube, and the cross sectional area of the coiler is smaller than the cross sectional areas of the water inlet tube, the water outlet tube, the U-shaped tubes and the heat exchange straight tubes. The heat exchanger of the gas water heater has the advantages that the heat exchanger of the gas water heater optimizes water tube distribution structure, effectively controls cost of products, and reduces the temperature of the outer surface of a shell of a combustor of the gas water heater.
Description
Technical field
The utility model relates to a kind of heat exchanger of gas heater.
Background technology
In the prior art, the coil pipe and the water inlet pipe and water outlet pipe that are coiled in gas heater water tank outer surface adopt cascaded structure, promptly directly utilize outlet pipe or water inlet pipe to make coil pipe, are coiling the water tank outer surface to reduce the temperature on water tank surface.Because the thickness of water pipe is decided by the discharge that water heater is required, flow is big more, and the water pipe of use is just thick more, thereby the consumable quantity of water pipe is just big more, causes the product cost of heat exchanger can not to be in any more.For overcoming these defectives, the heat exchanger of gas heater is developed.
Summary of the invention
Technical problem to be solved in the utility model provides a kind of heat exchanger of gas heater, and it can optimize the water pipe distributed architecture, further controls product cost, and can effectively reduce the temperature on gas heater water tank surface.
The technical scheme that its technical problem that solves the utility model adopts is: it comprises water tank, water inlet pipe, outlet pipe, U type pipe, the heat exchange straight tube, fin, the through hole that the heat exchange straight tube passes on the fin is fixed on fin on the heat exchange straight tube, be communicated with the formation heat exchanger channels by U type pipe between the adjacent heat exchange straight tube, heat exchange straight tube and fin are fixed on water tank inner chamber one end, the heat exchanger channels water inlet is communicated with the water inlet pipe water side, the heat exchanger channels delivery port is communicated with the outlet pipe water inlet end, it also comprises coil pipe, described coil pipe is coiled in the surface beyond water tank one end, the coil pipe water inlet is communicated with the water inlet pipe water side, the coil pipe delivery port is communicated with the outlet pipe water inlet end, and the cross-sectional area of coil pipe is less than water inlet pipe, outlet pipe, U type pipe, the cross-sectional area of heat exchange straight tube.
The cross-sectional area of described water inlet pipe, outlet pipe, U type pipe, heat exchange straight tube equates.
Described coil pipe water inlet, coil pipe delivery port are communicated with water inlet pipe water side, outlet pipe water inlet end by welding respectively.
Described coil pipe water inlet is communicated with the water inlet pipe water side by the bolt that nut screwing clamping is welded on the water inlet pipe water side, and the coil pipe delivery port is communicated with the outlet pipe water inlet end by the bolt that nut screwing clamping is welded on the outlet pipe water inlet end.
Described coil pipe water inlet termination, coil pipe delivery port are respectively equipped with heading on the termination, all are with sealing ring on the heading.
Described water tank, water inlet pipe, outlet pipe, U type pipe, heat exchange straight tube, fin, coil pipe are copper and become or be aluminium alloy to make.
Described coil pipe is that aluminium alloy is made or is that copper becomes, and water tank, water inlet pipe, outlet pipe, U type pipe, heat exchange straight tube, fin are that copper becomes or makes for aluminium alloy.
Described fin is that aluminium alloy is made, and water tank, water inlet pipe, outlet pipe, U type pipe, heat exchange straight tube, coil pipe are that copper becomes.
Described coil pipe, fin are that aluminium alloy is made, and water tank, water inlet pipe, outlet pipe, U type pipe, heat exchange straight tube are that copper becomes.
Described U type pipe, heat exchange straight tube, fin are that aluminium alloy is made, and water tank, water inlet pipe, outlet pipe, coil pipe are that copper becomes.
The utility model is compared the beneficial effect that is produced with background technology:
1, because the mode that is connected in parallel of the utility model employing coil pipe and water inlet pipe, outlet pipe, coil pipe is coiled in the water tank outer surface, the coil pipe water inlet is communicated with the water inlet pipe water side, the coil pipe delivery port is communicated with the outlet pipe water inlet end, and the cross-sectional area of coil pipe is less than the cross-sectional area of water inlet pipe, outlet pipe, U type pipe, heat exchange straight tube.So it can optimize the water pipe distributed architecture, effectively controls product cost, and can reduce the temperature of water tank outer surface.
Description of drawings: Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the explosive view of Fig. 1;
Fig. 3 is the left view of Fig. 1;
Fig. 4 is the johning knot composition of Fig. 1 mid-game water inlet tube mouth 13 and water inlet pipe water side 10;
Fig. 5 is the syndeton explosive view of Fig. 1 mid-game water inlet tube mouth 13 and water inlet pipe water side 10;
Fig. 6 is another structural representation of the utility model;
Fig. 7 is the left view of Fig. 6.
The specific embodiment: embodiment one, shown in accompanying drawing 1, accompanying drawing 2, accompanying drawing 3, accompanying drawing 4, accompanying drawing 5, present embodiment comprises water tank 1, water inlet pipe 2, outlet pipe 3, U type pipe 4, heat exchange straight tube 5, fin 6, nut 15, bolt 16.
The through hole that heat exchange straight tube 5 passes on the fin 6 is fixed on fin 6 on the heat exchange straight tube 5, be communicated with formation heat exchanger channels 7 by U type pipe 4 between the adjacent heat exchange straight tube 5, heat exchange straight tube 5 and fin 6 are fixed on water tank 1 inner chamber one end, heat exchanger channels water inlet 8 is communicated with water inlet pipe water side 10, heat exchanger channels delivery port 9 is communicated with outlet pipe water inlet end 11, and water inlet pipe water side 10, outlet pipe water inlet end 11 are welded with bolt 16 respectively.Coil pipe 12 is coiled in the surface beyond water tank 1 one ends, and coil pipe water inlet 13 terminations, coil pipe delivery port 14 terminations are heading 17 of stamped respectively, and heading 17 front sides are provided with sealing ring 18, and heading 17 rear sides are with nut 15.Insert in the through hole of the bolt 16 that is welded on water inlet pipe water side 10 coil pipe water inlet 13 terminations of front and back being equipped with sealing ring 18, heading 17 respectively, and tight a bolt 16 with nut 15, makes coil pipe water inlet 13 be communicated with water inlet pipe water side 10.In like manner, insert in the through hole of the bolt 16 that is welded on outlet pipe water inlet end 11 coil pipe delivery port 14 terminations of front and back being equipped with sealing ring 18, heading 17 respectively, and tight a bolt 16 with nut 15, makes coil pipe delivery port 14 be communicated with outlet pipe water inlet end 11.Wherein, the cross-sectional area of water inlet pipe 2, outlet pipe 3, U type pipe 4, heat exchange straight tube 5 equates, and the cross-sectional area of coil pipe 12 is less than the cross-sectional area of water inlet pipe 2, outlet pipe 3, U type pipe 4, heat exchange straight tube 5.
The water tank 1 of the heat exchanger of the utility model gas heater, water inlet pipe 2, outlet pipe 3, U type pipe 4, heat exchange straight tube 5, fin 6, coil pipe 12 can become for copper or make for aluminium alloy entirely entirely; Also can be that coil pipe 12 is made for aluminium alloy, water tank 1, water inlet pipe 2, outlet pipe 3, U type pipe 4, heat exchange straight tube 5, fin 6 become for copper, perhaps coil pipe 12 becomes for copper, and water tank 1, water inlet pipe 2, outlet pipe 3, U type pipe 4, heat exchange straight tube 5, fin 6 are made for aluminium alloy; Also can be that fin 6 is made for aluminium alloy, water tank 1, water inlet pipe 2, outlet pipe 3, U type pipe 4, heat exchange straight tube 5, coil pipe 12 become for copper; Perhaps coil pipe 12, fin 6 are made for aluminium alloy, and water tank 1, water inlet pipe 2, outlet pipe 3, U type pipe 4, heat exchange straight tube 5 become for copper; Perhaps U type pipe 4, heat exchange straight tube 5, fin 6 are made for aluminium alloy, and water tank 1, water inlet pipe 2, outlet pipe 3, coil pipe 12 become for copper.
During work, cold water flows into from the water inlet pipe water side 10 of water inlet pipe 2, and a part of cold water flows into the heat exchanger channels 7 from heat exchanger channels water inlet 8 and heats, and flows into the outlet pipe 3 from heat exchanger channels delivery port 9, uses for the user; Another part cold water flows into coil pipes 12 from coil pipe water inlet 13, and the outer wall by water tank 1 flow in the outlet pipe 3 through coil pipe delivery port 14 after absorbing the heat that water tank body cavity internal combustion gas firing produces, and uses for the user.
Embodiment two, and shown in accompanying drawing 6, accompanying drawing 7, present embodiment comprises water tank 1, water inlet pipe 2, outlet pipe 3, U type pipe 4, heat exchange straight tube 5, fin 6.
The through hole that heat exchange straight tube 5 passes on the fin 6 is fixed on fin 6 on the heat exchange straight tube 5, be communicated with formation heat exchanger channels 7 by U type pipe 4 between the adjacent heat exchange straight tube 5, heat exchange straight tube 5 and fin 6 are fixed on water tank 1 inner chamber one end, heat exchanger channels water inlet 8 is communicated with water inlet pipe water side 10, heat exchanger channels delivery port 9 is communicated with outlet pipe water inlet end 11, coil pipe 12 is coiled in the surface beyond water tank 1 one ends, coil pipe water inlet 13 directly is welded on the water inlet pipe water side 10, coil pipe water inlet 13 is communicated with water inlet pipe water side 10, coil pipe delivery port 14 directly is welded on the outlet pipe water inlet end 11, and coil pipe delivery port 14 is communicated with outlet pipe water inlet end 11.Its course of work and other are identical with embodiment one, repeat no more here.
Claims (10)
1. the heat exchanger of a gas heater, it comprises water tank (1), water inlet pipe (2), outlet pipe (3), U type pipe (4), heat exchange straight tube (5), fin (6), the through hole that heat exchange straight tube (5) passes on the fin (6) is fixed on fin (6) on the heat exchange straight tube (5), be communicated with formation heat exchanger channels (7) by U type pipe (4) between the adjacent heat exchange straight tube (5), heat exchange straight tube (5) and fin (6) are fixed on water tank (1) inner chamber one end, heat exchanger channels water inlet (8) is communicated with water inlet pipe water side (10), heat exchanger channels delivery port (9) is communicated with outlet pipe water inlet end (11), it is characterized in that it also comprises coil pipe (12), described coil pipe (12) is coiled in the surface beyond water tank (1) one end, coil pipe water inlet (13) is communicated with water inlet pipe water side (10), coil pipe delivery port (14) is communicated with outlet pipe water inlet end (11), and the cross-sectional area of coil pipe (12) is less than water inlet pipe (2), outlet pipe (3), U type pipe (4), the cross-sectional area of heat exchange straight tube (5).
2. the heat exchanger of gas heater according to claim 1 is characterized in that the cross-sectional area of described water inlet pipe (2), outlet pipe (3), U type pipe (4), heat exchange straight tube (5) equates.
3. the heat exchanger of gas heater according to claim 1 is characterized in that described coil pipe water inlet (13), coil pipe delivery port (14) are communicated with water inlet pipe water side (10), outlet pipe water inlet end (11) by welding respectively.
4. the heat exchanger of gas heater according to claim 1, it is characterized in that described coil pipe water inlet (13) tightens the bolt (16) that is welded on the water inlet pipe water side (10) and be communicated with water inlet pipe water side (10) by nut (15), coil pipe delivery port (14) is tightened the bolt (16) that is welded on the outlet pipe water inlet end (11) and is communicated with outlet pipe water inlet end (11) by nut (15).
5. the heat exchanger of gas heater according to claim 4 is characterized in that described coil pipe water inlet (13) termination, coil pipe delivery port (14) are respectively equipped with heading (17) on the termination, all are with sealing ring (18) on the heading (17).
6. the heat exchanger of gas heater according to claim 1 is characterized in that described water tank (1), water inlet pipe (2), outlet pipe (3), U type pipe (4), heat exchange straight tube (5), fin (6), coil pipe (12) are copper and become or be aluminium alloy to make.
7. the heat exchanger of gas heater according to claim 1, it is characterized in that described coil pipe (12) is made for aluminium alloy or be that copper becomes that water tank (1), water inlet pipe (2), outlet pipe (3), U type pipe (4), heat exchange straight tube (5), fin (6) are made for copper one-tenth or for aluminium alloy.
8. the heat exchanger of gas heater according to claim 1, it is characterized in that described fin (6) makes for aluminium alloy, water tank (1), water inlet pipe (2), outlet pipe (3), U type pipe (4), heat exchange straight tube (5), coil pipe (12) are that copper becomes.
9. the heat exchanger of gas heater according to claim 1, it is characterized in that described coil pipe (12), fin (6) make for aluminium alloy, water tank (1), water inlet pipe (2), outlet pipe (3), U type pipe (4), heat exchange straight tube (5) are that copper becomes.
10. the heat exchanger of gas heater according to claim 1, it is characterized in that described U type pipe (4), heat exchange straight tube (5), fin (6) make for aluminium alloy, water tank (1), water inlet pipe (2), outlet pipe (3), coil pipe (12) are that copper becomes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201815213U CN202083118U (en) | 2011-06-01 | 2011-06-01 | Heat exchanger of gas water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201815213U CN202083118U (en) | 2011-06-01 | 2011-06-01 | Heat exchanger of gas water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202083118U true CN202083118U (en) | 2011-12-21 |
Family
ID=45343744
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201815213U Expired - Lifetime CN202083118U (en) | 2011-06-01 | 2011-06-01 | Heat exchanger of gas water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202083118U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105202741A (en) * | 2015-10-29 | 2015-12-30 | 广东万和电气有限公司 | Electric water heater |
| CN103591691B (en) * | 2013-11-29 | 2016-01-06 | 汤海明 | A kind of heat-exchanger rig of gas heater |
| CN106524475A (en) * | 2015-09-11 | 2017-03-22 | 张书学 | Main exchanger of wall-hanging stove |
-
2011
- 2011-06-01 CN CN2011201815213U patent/CN202083118U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103591691B (en) * | 2013-11-29 | 2016-01-06 | 汤海明 | A kind of heat-exchanger rig of gas heater |
| CN106524475A (en) * | 2015-09-11 | 2017-03-22 | 张书学 | Main exchanger of wall-hanging stove |
| CN105202741A (en) * | 2015-10-29 | 2015-12-30 | 广东万和电气有限公司 | Electric water heater |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111221 |
|
| CX01 | Expiry of patent term |