CN206420160U - A kind of main heat exchanger of fully pre-mixing gas combustion water heater for heating - Google Patents
A kind of main heat exchanger of fully pre-mixing gas combustion water heater for heating Download PDFInfo
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- CN206420160U CN206420160U CN201720005803.5U CN201720005803U CN206420160U CN 206420160 U CN206420160 U CN 206420160U CN 201720005803 U CN201720005803 U CN 201720005803U CN 206420160 U CN206420160 U CN 206420160U
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- protecgulum
- rear shell
- coil pipe
- heat exchanger
- annular coil
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Abstract
The utility model discloses a kind of main heat exchanger of fully pre-mixing gas combustion water heater for heating, including rear shell and protecgulum；Shell and protecgulum constitute and spiral helicine annular coil pipe are provided with confined space, rear shell afterwards, and two joints of annular coil pipe downwards, form the flue of ring-type between the madial wall of the lateral wall of annular coil pipe and rear shell, rear shell is provided with the exhaust opening connected with flue；Protecgulum, which is provided with, stretches into the intracardiac burner of annular disk pipe ring, and the side wall of burner is provided with evenly distributed venthole；Protecgulum is provided with air inlet and ignitor, shell and protecgulum are aluminium casting afterwards, annular coil pipe is by the integral bending and molding of single piece of metal flat tube, burner is metallic fiber material, because main heat exchanger is enclosed, can reduce thermal loss, the heat exchange area of annular coil pipe is big, also improve the utilization rate of heat, heat exchange efficiency is up to 108.5% 109%, energy-conservation is up to more than 25%.
Description
Technical field
The utility model is related to a kind of hot-water heating system, particularly a kind of main heat exchanger of gas-heating water heater.
Background technology
The main heat exchanger of gas-heating water heater includes being provided with heat exchanger in combustion chamber, combustion chamber in the prior art, changes
Multiple rows of burner is arranged at the bottom of hot device, and air and combustion gas respectively enter combustion chamber, and the mixed combustion in combustion chamber, this hot water
The heat utilization efficiency of device is not high, causes the waste of the energy.
The content of the invention
In order to overcome the deficiencies in the prior art, the utility model provides a kind of simple for structure, easy to assemble, high complete of the thermal efficiency
The main heat exchanger of pre-mixing gas combustion water heater for heating.
The utility model solves the technical scheme that its technical problem used：
A kind of main heat exchanger of fully pre-mixing gas combustion water heater for heating, including rear shell and the protecgulum in installation in the rear shell；
The rear shell and protecgulum constitute confined space, and the radial section of the rear shell is circular, is provided with the rear shell spiral helicine
Annular coil pipe, two joints of annular coil pipe are downward, shape between the madial wall of the lateral wall of the annular coil pipe and the rear shell
Flue circlewise, the rear shell is provided with the exhaust opening connected with the flue；The protecgulum, which is provided with, stretches into the annular
Burner in coil pipe ring heart, the side wall of the burner is provided with evenly distributed venthole；The protecgulum is provided with and institute
State the air inlet of burner internal connection；Ignitor is provided with the protecgulum.
The rear shell is aluminium casting, and the protecgulum is also aluminium casting.
The annular coil pipe is by a flat metal tube bending and molding.
The rear shell is provided with condensation-water drain.
The beneficial effects of the utility model are：Rear shell and protecgulum of the present utility model are aluminium casting, and annular coil pipe is by single
Flat metal tube one bending and molding, burner is metallic fiber material, and burner burns in the ring heart of annular coil pipe, flue gas from
Enter flue between the pipeline gap of annular coil pipe, finally discharged from exhaust opening, the condensate produced in combustion process is from condensation
Water out is discharged, because main heat exchanger is enclosed, can reduce thermal loss, and the heat exchange area of annular coil pipe is big, also carries
The high utilization rate of heat, heat exchange efficiency is up to 108.5%-109%, and energy-conservation is up to more than 25%.
Brief description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples.
Fig. 1 is exploded view of the present utility model；
Fig. 2 is radial cross-section of the present utility model；
Fig. 3 is front-cover structure schematic diagram.
Embodiment
Referring to figs. 1 to Fig. 3, a kind of main heat exchanger of fully pre-mixing gas combustion water heater for heating, including rear shell 1 and installed in described
Protecgulum 2 on shell 1 afterwards；The rear shell 1 and protecgulum 2 constitute confined space, and the radial section of the rear shell 1 is circle, it is described after
Spiral helicine annular coil pipe 3 is installed in shell 1, two joints of annular coil pipe 3 downwards, the lateral wall of the annular coil pipe 3 and
The flue 4 of ring-type is formed between the madial wall of the rear shell 1, the rear shell 1 is provided with the exhaust opening 5 connected with the flue 4；
The protecgulum 2 is provided with the burner 6 stretched into the ring heart of annular coil pipe 3, and the side wall of the burner 6 is provided with uniform row
The venthole 7 of row；The protecgulum 2 is provided with the air inlet 8 connected with the inside of burner 6；Set a little on the protecgulum 2
Thermoelectricity pole 9, the rear shell 1 is provided with condensation-water drain 10.
The rear shell 1 is aluminium casting, and the protecgulum 2 is also aluminium casting, and annular coil pipe is pressed into by single piece of metal pipe
Flat tube one bending and molding, increases heat exchange area, and the ignitor 9 is nichrome aluminum alloy, and burner is metallic fiber material
Matter, high temperature resistant is up to more than 1500 DEG C.
The burner 6 burns in the ring heart of annular coil pipe 3, flue gas between the pipeline gap of annular coil pipe enter cigarette
Road 4, is finally discharged from exhaust opening, and the condensate produced in combustion process is discharged from condensation-water drain, because main heat exchanger is envelope
Enclosed, thermal loss can be reduced, the heat exchange area of annular coil pipe 3 is big, also improves the utilization rate of heat, and heat exchange efficiency is high
Up to 108.5%-109%（Computational methods are referring to CJT 395-2012, GB 25034-2010）, save up to more than 25%.
Claims (5)
1. a kind of main heat exchanger of fully pre-mixing gas combustion water heater for heating, it is characterised in that it includes rear shell（1）With installed in described
Shell afterwards（1）On protecgulum（2）；The rear shell（1）And protecgulum（2）Constitute confined space, the rear shell（1）Radial section for circle
Shape, the rear shell（1）Spiral helicine annular coil pipe is inside installed（3）, annular coil pipe（3）Two joints downwards, the annular
Coil pipe（3）Lateral wall and the rear shell（1）Madial wall between formed ring-type flue（4）, the rear shell（1）Be provided with
The flue（4）The exhaust opening of connection（5）；The protecgulum（2）It is provided with and stretches into the annular coil pipe（3）Burner in ring heart
（6）, the burner（6）Side wall be provided with evenly distributed venthole（7）；The protecgulum（2）It is provided with and the burning
Device（6）The air inlet of inside connection（8）；The protecgulum（2）On be provided with ignitor（9）.
2. the main heat exchanger of fully pre-mixing gas combustion water heater for heating according to claim 1, it is characterised in that the rear shell（1）
For aluminium casting.
3. the main heat exchanger of fully pre-mixing gas combustion water heater for heating according to claim 1, it is characterised in that the protecgulum（2）
For aluminium casting.
4. the main heat exchanger of fully pre-mixing gas combustion water heater for heating according to claim 1, it is characterised in that the annular disk
Pipe（3）By a flat metal tube bending and molding.
5. the main heat exchanger of fully pre-mixing gas combustion water heater for heating according to claim 1, it is characterised in that the rear shell（1）
It is provided with condensation-water drain（10）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720005803.5U CN206420160U (en) | 2017-01-04 | 2017-01-04 | A kind of main heat exchanger of fully pre-mixing gas combustion water heater for heating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720005803.5U CN206420160U (en) | 2017-01-04 | 2017-01-04 | A kind of main heat exchanger of fully pre-mixing gas combustion water heater for heating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206420160U true CN206420160U (en) | 2017-08-18 |
Family
ID=59573363
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720005803.5U Active CN206420160U (en) | 2017-01-04 | 2017-01-04 | A kind of main heat exchanger of fully pre-mixing gas combustion water heater for heating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206420160U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108917181A (en) * | 2018-08-09 | 2018-11-30 | 浙江国昌机械有限公司 | Full pre-mix condensing heat exchanger |
| CN109899881A (en) * | 2019-03-29 | 2019-06-18 | 倍他暖（高碑店）热能科技有限公司 | A kind of efficient combustion furnace |
| CN111006524A (en) * | 2019-12-30 | 2020-04-14 | 四川昊宇龙星科技有限公司 | Full-premixing condensing heat exchanger |
| WO2020133959A1 (en) * | 2018-12-26 | 2020-07-02 | 浙江广涛卫厨有限公司 | Heat exchange pipe |
| WO2020133958A1 (en) * | 2018-12-26 | 2020-07-02 | 浙江广涛卫厨有限公司 | New heat exchange tube |
-
2017
- 2017-01-04 CN CN201720005803.5U patent/CN206420160U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108917181A (en) * | 2018-08-09 | 2018-11-30 | 浙江国昌机械有限公司 | Full pre-mix condensing heat exchanger |
| WO2020133959A1 (en) * | 2018-12-26 | 2020-07-02 | 浙江广涛卫厨有限公司 | Heat exchange pipe |
| WO2020133958A1 (en) * | 2018-12-26 | 2020-07-02 | 浙江广涛卫厨有限公司 | New heat exchange tube |
| CN109899881A (en) * | 2019-03-29 | 2019-06-18 | 倍他暖（高碑店）热能科技有限公司 | A kind of efficient combustion furnace |
| CN109899881B (en) * | 2019-03-29 | 2024-03-29 | 倍他暖（高碑店）热能科技有限公司 | Efficient combustion furnace |
| CN111006524A (en) * | 2019-12-30 | 2020-04-14 | 四川昊宇龙星科技有限公司 | Full-premixing condensing heat exchanger |
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