CN210107757U - Gas positive displacement heat exchange water tank - Google Patents
Gas positive displacement heat exchange water tank Download PDFInfo
- Publication number
- CN210107757U CN210107757U CN201920901855.XU CN201920901855U CN210107757U CN 210107757 U CN210107757 U CN 210107757U CN 201920901855 U CN201920901855 U CN 201920901855U CN 210107757 U CN210107757 U CN 210107757U
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- Prior art keywords
- exchange
- pipe
- smoke
- smoke pipe
- flue gas
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 56
- 238000006073 displacement reaction Methods 0.000 title claims abstract description 19
- 239000000779 smoke Substances 0.000 claims abstract description 171
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 70
- 239000003546 flue gas Substances 0.000 claims abstract description 69
- 230000007704 transition Effects 0.000 claims abstract description 45
- 239000007789 gas Substances 0.000 claims abstract description 33
- 238000006243 chemical reaction Methods 0.000 claims abstract description 16
- 239000003517 fume Substances 0.000 claims 3
- 241000237858 Gastropoda Species 0.000 claims 1
- 230000005494 condensation Effects 0.000 claims 1
- 238000009833 condensation Methods 0.000 claims 1
- 241000208125 Nicotiana Species 0.000 abstract description 6
- 235000002637 Nicotiana tabacum Nutrition 0.000 abstract description 6
- 230000000694 effects Effects 0.000 description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 5
- 239000000428 dust Substances 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 210000003298 dental enamel Anatomy 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000008236 heating water Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
Landscapes
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The application discloses a gas positive displacement heat exchange water tank, which comprises a high-temperature flue gas conversion box and a flue gas exhaust hood; the high-temperature flue gas conversion box comprises a box body, a first exchange flue pipe, a second exchange flue pipe, a third exchange flue pipe, a flue gas pollution discharge connector plug, an exchange flue pipe transition cover and an exchange flue pipe transition cover; the exchange smoke tube transition cover is arranged in the box body; the first exchange smoke pipe is communicated with the second exchange smoke pipe through an exchange smoke pipe transition cover, the second exchange smoke pipe is communicated with the third exchange smoke pipe through an exchange smoke pipe transition cover, and the third exchange smoke pipe is communicated with the smoke exhaust cover; the smoke pollution discharge joint is arranged at the bottom of the transition cover of the exchange smoke pipe. This application high temperature flue gas does not go out the water tank, and the flue gas in the first exchange tobacco pipe can evenly just change for the second exchange tobacco pipe on a large scale, and the flue gas temperature who leaves the water tank reduces by a wide margin, and the heat that scatters and disappears is few, improves heat exchange efficiency. The smoke pollution discharge joint can clean the first exchange smoke pipe and the second exchange smoke pipe periodically.
Description
Technical Field
The application relates to the technical field of heat exchange, in particular to a gas positive displacement heat exchange water tank.
Background
Along with the generation of full premix, low nitrogen, variable load and high-efficiency burners for power generation boilers, industrial boilers and gas heating water heaters, various gas volumetric heat exchange water tanks appear in the aspect of gas volumetric water heaters, and the gas volumetric heat exchange water tanks are combined with the full premix, low nitrogen, variable load and high-efficiency burners, so that the technical content of the gas volumetric water heaters is greatly improved, and the market occupancy rate of the gas volumetric water heaters is further improved.
There are three types of gas-fired volumetric heat exchange water tanks in the related art, as shown in fig. 1 to 6. The gas positive displacement heat exchange water tank shown in fig. 1 and 2 only has one stainless steel coil, so that the heat exchange efficiency is low, the heat dissipation is uneven, hot spots are easily formed, and the service life of the main heat exchanger is influenced. The second stroke heat exchange smoke pipes in the gas displacement heat exchange water tank shown in fig. 3 and 4 are limited, and only 4 heat exchange smoke pipes can be used at most, so that the heat loss is large, and the heat exchange efficiency is reduced. Although there are more second stroke heat exchange smoke pipes in the gas displacement heat exchange water tank shown in fig. 5 and 6, the first stroke smoke leaves the water tank, and the first stroke smoke is the highest, so that the heat loss is the most, and the heat exchange efficiency is reduced. The three gas volumetric heat exchange water tanks all have the problem of low heat exchange efficiency.
SUMMERY OF THE UTILITY MODEL
An object of this application is to provide a gas positive displacement heat exchange water tank to solve the problem that gas positive displacement heat exchange water tank heat exchange efficiency is low among the correlation technique.
According to an embodiment of the application, a gas positive displacement heat exchange water tank is provided, which comprises a high-temperature flue gas conversion box and a flue gas exhaust hood;
the high-temperature flue gas conversion box comprises a box body, a first exchange flue pipe, a second exchange flue pipe, a third exchange flue pipe, a flue gas pollution discharge connector plug, an exchange flue pipe transition cover and an exchange flue pipe transition cover;
the box body comprises an upper end cover, a cylinder body and a lower end cover, and the upper end cover is connected with the lower end cover through the cylinder body;
the first exchange smoke pipe, the second exchange smoke pipe, the third exchange smoke pipe and the exchange smoke pipe are arranged in the box body in a transition cover mode;
the first exchange smoke pipe is communicated with the second exchange smoke pipe through the exchange smoke pipe transition cover, the second exchange smoke pipe is communicated with the third exchange smoke pipe through the exchange smoke pipe transition cover, and the third exchange smoke pipe is communicated with the smoke exhaust cover;
the smoke pollution discharge connector is arranged at the bottom of the transition cover of the exchange smoke pipe, and the smoke pollution discharge connector penetrates through the lower end cover to be connected with the smoke pollution discharge connector plug.
Further, the bottom surface of the transition cover of the exchange smoke pipe is an arc surface.
Further, the gas positive displacement heat exchange water tank also comprises a support frame, and the smoke exhaust hood is connected with the support frame.
Furthermore, a smoke stagnation sheet is respectively arranged in the second exchange smoke pipe and the third exchange smoke pipe.
Furthermore, a condensed water joint is arranged at the bottom of the smoke exhaust hood.
Furthermore, one side of the smoke exhaust hood is provided with a smoke exhaust hood joint.
Furthermore, the number of the second exchange smoke pipes and the third exchange smoke pipes is the maximum number in the box body, the distance between every two adjacent second exchange smoke pipes is 40mm, and the number of the third exchange smoke pipes is not less than the number of the second exchange smoke pipes.
According to the technical scheme, the embodiment of the application provides the gas volume type heat exchange water tank which comprises a high-temperature flue gas conversion box and a flue gas exhaust hood; the high-temperature flue gas conversion box comprises a box body, a first exchange flue pipe, a second exchange flue pipe, a third exchange flue pipe, a flue gas pollution discharge connector plug, an exchange flue pipe transition cover and an exchange flue pipe transition cover; the box body comprises an upper end cover, a cylinder body and a lower end cover, and the upper end cover is connected with the lower end cover through the cylinder body; the first exchange smoke pipe, the second exchange smoke pipe, the third exchange smoke pipe and the exchange smoke pipe are arranged in the box body in a transition cover mode; the first exchange smoke pipe is communicated with the second exchange smoke pipe through the exchange smoke pipe transition cover, the second exchange smoke pipe is communicated with the third exchange smoke pipe through the exchange smoke pipe transition cover, and the third exchange smoke pipe is communicated with the smoke exhaust cover; the smoke pollution discharge connector is arranged at the bottom of the transition cover of the exchange smoke pipe, and the smoke pollution discharge connector penetrates through the lower end cover to be connected with the smoke pollution discharge connector plug. The high temperature flue gas transfer box that this application set up can make the high temperature flue gas not go out the water tank, and the flue gas in the first exchange tobacco pipe can evenly just be transferred for the second exchange tobacco pipe on a large scale, and the flue gas temperature who leaves the water tank reduces by a wide margin, and the heat that scatters and disappears is few, improves heat exchange efficiency. In addition, under the condition of the same volume, the second exchange smoke pipe can be arranged in the largest range, so that the heat exchange area is increased, and the heat exchange effect is improved. The first exchange tobacco pipe of flue gas blowdown joint that this application set up can clean regularly and exchange tobacco pipe and second, prolongs its life.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a front view of a gas fired volumetric heat exchange water tank;
FIG. 2 is a top view of a gas fired volumetric heat exchange water tank;
FIG. 3 is a front view of another gas fired volumetric heat exchange water tank;
FIG. 4 is a top view of another gas fired volumetric heat exchange water tank;
FIG. 5 is a front view of yet another gas fired volumetric heat exchange water tank;
FIG. 6 is a top view of yet another gas fired volumetric heat exchange water tank;
FIG. 7 is a front view of a gas fired volumetric heat exchange water tank according to an embodiment of the present application;
FIG. 8 is a top view of a gas fired volumetric heat exchange water tank according to an embodiment of the present application;
fig. 9 is a schematic flow direction diagram of high-temperature flue gas of a gas displacement heat exchange water tank according to an embodiment of the present application.
Illustration of the drawings:
the device comprises a high-temperature flue gas conversion box 1, a box body 11, an upper end cover 111, a cylinder body 112, a lower end cover 113, a first exchange smoke pipe 12, a second exchange smoke pipe 13, a third exchange smoke pipe 14, a flue gas pollution discharge joint 15, a flue gas pollution discharge joint plug 16, an exchange smoke pipe transition cover 17, a flue gas exhaust hood 2, a condensate water joint 21, a flue gas exhaust hood 22 and a support frame 3.
Detailed Description
Referring to fig. 7-9, the embodiment of the present application provides a gas volumetric heat exchange water tank, including a high temperature flue gas conversion box 1 and a flue gas exhaust hood 2;
the high-temperature flue gas conversion box 1 comprises a box body 11, a first exchange flue pipe 12, a second exchange flue pipe 13, a third exchange flue pipe 14, a flue gas pollution discharge connector 15, a flue gas pollution discharge connector plug 16, an exchange flue pipe transition cover 17 and an exchange flue pipe transition cover;
the box body 11 comprises an upper end cover 111, a cylinder body 112 and a lower end cover 113, wherein the upper end cover 111 is connected with the lower end cover 113 through the cylinder body 112;
the first exchange smoke pipe 12, the second exchange smoke pipe 13, the third exchange smoke pipe 14 and the exchange smoke pipe transition cover 17 are arranged in the box body 11;
the first exchange smoke pipe 12 is communicated with the second exchange smoke pipe 13 through the exchange smoke pipe transition cover 17, the second exchange smoke pipe 13 is communicated with the third exchange smoke pipe 14 through the exchange smoke pipe transition cover, and the third exchange smoke pipe 14 is communicated with the smoke exhaust cover 2;
the smoke pollution discharge joint 15 is arranged at the bottom of the transition cover 17 of the exchange smoke pipe, and the smoke pollution discharge joint 15 penetrates through the lower end cover 113 to be connected with the smoke pollution discharge joint plug 16.
When the high-temperature flue gas and radiant heat generated by combustion of the full-premixing, low-nitrogen, variable-load and high-efficiency combustor work, firstly, the heat of the first exchange smoke pipe 12 exchanges water in the box body 11, then, under the action of combustion pressure, the high-temperature flue gas flows into the exchange smoke pipe transition cover 17 to exchange heat with the water in the box body 11, then, the flue gas flows into the second exchange smoke pipe 13 to exchange heat with the water in the box body 11, then, the high-temperature flue gas flows out of the box body 11, flows into the third exchange smoke pipe 14 again through the exchange smoke pipe transition cover, exchanges heat with the water in the box body 11 again, and finally, the flue gas flows out of the box body 11. Is discharged to the atmosphere through the smoke exhaust hood 2. In the whole circulation process, the temperature of the high-temperature flue gas is gradually reduced under the action of water, and the temperature is reduced to about 60 ℃ when the high-temperature flue gas reaches an outlet. Dust or impurities carried by the flue gas in the first exchange smoke pipe 12 and the second exchange smoke pipe 13 can be deposited at the bottom of the transition cover 17 of the exchange smoke pipes and cleaned periodically through the flue gas pollution discharge joint 15.
The high-temperature flue gas conversion box 1 can prevent high-temperature flue gas from flowing out of the box body 11, flue gas in the first exchange smoke tube 12 can be uniformly and widely converted to the second exchange smoke tube 13, the temperature of the flue gas leaving the box body 11 is greatly reduced, the heat loss is less, and the heat exchange efficiency is improved. In addition, under the condition of the same volume, the second exchange smoke pipe 13 can be arranged in the largest range, so that the heat exchange area is increased, and the heat exchange effect is improved. The smoke pollution discharge connector 15 can clean the first exchange smoke pipe 12 and the second exchange smoke pipe 13 regularly, and the service life of the smoke pollution discharge connector is prolonged.
Further, the bottom surface of the transition cover 17 of the exchange smoke pipe is an arc surface. The cambered surface can collect dust or impurities falling from the flue gas in the first exchange smoke pipe 12 and the second exchange smoke pipe 13 at the bottom of the transition cover 17 of the exchange smoke pipes, and the dust or impurities are discharged by the flue gas pollution discharge joint 15. In addition, the cambered surface can increase the heat exchange area and improve the heat exchange effect and efficiency.
Further, the gas positive displacement heat exchange water tank further comprises a support frame 3, and the flue gas exhaust hood 2 is connected with the support frame 3. The support frame 3 is used for supporting the flue gas exhaust hood 2 and the high-temperature flue gas conversion box 1, and provides a more stable supporting foundation.
Further, the second exchange smoke pipe 13 and the third exchange smoke pipe 14 are respectively provided with smoke stagnation pieces. The smoke stagnation piece can prolong the time of smoke in the box body 11 and improve the effect of smoke heat exchange.
Further, a condensed water joint 21 is arranged at the bottom of the smoke exhaust hood 2. The flue gas forms condensed water after entering the flue gas exhaust hood 2 and is discharged by a condensed water joint 21.
Further, a smoke exhaust hood joint 22 is arranged on one side of the smoke exhaust hood 2. The flue gas from the flue gas enclosure 2 is vented to the atmosphere by a flue gas enclosure connection 22.
Further, the number of the second exchange smoke pipes 13 and the third exchange smoke pipes 14 is the maximum number in the box body 11, the distance between the adjacent second exchange smoke pipes 13 is 40mm, and the number of the third exchange smoke pipes 14 is not less than the number of the second exchange smoke pipes 13. Optionally, the second exchange smoke tube 13 and the third exchange smoke tube 14 have the same diameter. The second exchange smoke pipe 13 is welded on the upper surface of the transition cover 17 of the exchange smoke pipe, and 40mm is the minimum distance acceptable for the welding and enamel process of the second exchange smoke pipe. The maximum number of the second exchange smoke pipes 13 and the maximum number of the third exchange smoke pipes 14 can increase the heat exchange area and improve the heat exchange effect.
According to the technical scheme, the embodiment of the application provides a gas volume type heat exchange water tank, which comprises a high-temperature flue gas conversion box 1 and a flue gas exhaust hood 2; the high-temperature flue gas conversion box 1 comprises a box body 11, a first exchange flue pipe 12, a second exchange flue pipe 13, a third exchange flue pipe 14, a flue gas pollution discharge connector 15, a flue gas pollution discharge connector plug 16, an exchange flue pipe transition cover 17 and an exchange flue pipe transition cover; the box body 11 comprises an upper end cover 111, a cylinder body 112 and a lower end cover 113, wherein the upper end cover 111 is connected with the lower end cover 113 through the cylinder body 112; the first exchange smoke pipe 12, the second exchange smoke pipe 13, the third exchange smoke pipe 14 and the exchange smoke pipe transition cover 17 are arranged in the box body 11; the first exchange smoke pipe 12 is communicated with the second exchange smoke pipe 13 through the exchange smoke pipe transition cover 17, the second exchange smoke pipe 13 is communicated with the third exchange smoke pipe 14 through the exchange smoke pipe transition cover, and the third exchange smoke pipe 14 is communicated with the smoke exhaust cover 2; the smoke pollution discharge joint 15 is arranged at the bottom of the transition cover 17 of the exchange smoke pipe, and the smoke pollution discharge joint 15 penetrates through the lower end cover 113 to be connected with the smoke pollution discharge joint plug 16. The high-temperature flue gas conversion box 1 can prevent high-temperature flue gas from leaving the water tank, flue gas in the first exchange smoke tube 12 can be uniformly and widely converted to the second exchange smoke tube 13, the temperature of the flue gas leaving the water tank is greatly reduced, the heat loss is less, and the heat exchange efficiency is improved. In addition, under the condition of the same volume, the second exchange smoke pipe 13 can be arranged in the largest range, so that the heat exchange area is increased, and the heat exchange effect is improved. The smoke pollution discharge connector 15 can clean the first exchange smoke pipe 12 and the second exchange smoke pipe 13 regularly, and the service life of the smoke pollution discharge connector is prolonged.
Other embodiments of the present application will be apparent to those skilled in the art from consideration of the specification and practice of the application disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the application and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the application being indicated by the following claims.
It will be understood that the present application is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the application is limited only by the appended claims.
Claims (7)
1. A gas positive displacement heat exchange water tank is characterized by comprising a high-temperature flue gas conversion box (1) and a flue gas exhaust hood (2);
the high-temperature flue gas conversion box (1) comprises a box body (11), a first exchange flue pipe (12), a second exchange flue pipe (13), a third exchange flue pipe (14), a flue gas pollution discharge joint (15), a flue gas pollution discharge joint plug (16), an exchange flue pipe transition cover (17) and an exchange flue pipe transition cover;
the box body (11) comprises an upper end cover (111), a cylinder body (112) and a lower end cover (113), wherein the upper end cover (111) is connected with the lower end cover (113) through the cylinder body (112);
the first exchange smoke pipe (12), the second exchange smoke pipe (13), the third exchange smoke pipe (14) and the exchange smoke pipe transition cover (17) are arranged in the box body (11);
the first exchange smoke pipe (12) is communicated with the second exchange smoke pipe (13) through the exchange smoke pipe transition cover (17), the second exchange smoke pipe (13) is communicated with the third exchange smoke pipe (14) through the exchange smoke pipe transition cover, and the third exchange smoke pipe (14) is communicated with the smoke exhaust cover (2);
the smoke pollution discharge connector (15) is arranged at the bottom of the transition cover (17) of the exchange smoke pipe, and the smoke pollution discharge connector (15) penetrates through the lower end cover (113) to be connected with the smoke pollution discharge connector plug (16).
2. The gas-fired positive displacement heat exchange water tank as claimed in claim 1, wherein the bottom surface of the exchange smoke tube transition cover (17) is a cambered surface.
3. The gas-fired volumetric heat exchange water tank according to claim 1, further comprising a support frame (3), said flue gas enclosure (2) being connected to said support frame (3).
4. The gas-fired positive displacement heat exchange water tank as claimed in claim 1, characterised in that the second exchange flue tube (13) and the third exchange flue tube (14) are provided with flue gas slugs therein, respectively.
5. Gas positive displacement heat exchange water tank according to claim 1, characterised in that the bottom of the fume extractor hood (2) is provided with a condensation water connection (21).
6. Gas positive displacement heat exchange water tank according to claim 1, characterised in that the fume extractor hood (2) is provided with a fume extractor hood connection (22) on one side.
7. The gas-fired positive displacement heat exchange water tank as set forth in claim 1, characterized in that the number of said second exchange smoke pipes (13) and said third exchange smoke pipes (14) is the maximum number in the tank (11), the distance between adjacent said second exchange smoke pipes (13) is 40mm, and the number of said third exchange smoke pipes (14) is not less than the number of said second exchange smoke pipes (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920901855.XU CN210107757U (en) | 2019-06-17 | 2019-06-17 | Gas positive displacement heat exchange water tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920901855.XU CN210107757U (en) | 2019-06-17 | 2019-06-17 | Gas positive displacement heat exchange water tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210107757U true CN210107757U (en) | 2020-02-21 |
Family
ID=69565288
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920901855.XU Active CN210107757U (en) | 2019-06-17 | 2019-06-17 | Gas positive displacement heat exchange water tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210107757U (en) |
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2019
- 2019-06-17 CN CN201920901855.XU patent/CN210107757U/en active Active
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| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240419 Address after: 400035 cave village, Geleshan Town, Shapingba District, Chongqing Patentee after: CHONGQING SANWENNUAN ELECTRIC Co.,Ltd. Country or region after: China Address before: No. 60-3-5, Keyuan Fourth Road, Jiulongpo District, Chongqing, 400041 Patentee before: Jing Hong Country or region before: China |