CN211635932U - Landfill gas dehydration heat transfer device - Google Patents
Landfill gas dehydration heat transfer device Download PDFInfo
- Publication number
- CN211635932U CN211635932U CN201922274362.0U CN201922274362U CN211635932U CN 211635932 U CN211635932 U CN 211635932U CN 201922274362 U CN201922274362 U CN 201922274362U CN 211635932 U CN211635932 U CN 211635932U
- Authority
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- China
- Prior art keywords
- barrel
- rotating shaft
- landfill gas
- water inlet
- water
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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.)
- Expired - Fee Related
Links
- 230000018044 dehydration Effects 0.000 title claims abstract description 20
- 238000006297 dehydration reaction Methods 0.000 title claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 74
- 239000000498 cooling water Substances 0.000 claims abstract description 15
- 238000007789 sealing Methods 0.000 claims description 7
- 229910001220 stainless steel Inorganic materials 0.000 claims description 6
- 239000010935 stainless steel Substances 0.000 claims description 6
- 239000011247 coating layer Substances 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 5
- 239000010865 sewage Substances 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 57
- 230000000694 effects Effects 0.000 description 5
- 239000011324 bead Substances 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 230000014759 maintenance of location Effects 0.000 description 3
- 239000002826 coolant Substances 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000010791 domestic waste Substances 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model discloses a landfill gas dehydration heat exchange device, which comprises a cylinder body, wherein a rotating shaft is transversely arranged in the cylinder body, the rotating shaft penetrates through the side wall of the cylinder body and extends out of the cylinder body, two ends of the rotating shaft are supported by bearing seats, and one end of the rotating shaft is connected with a motor; the heat exchanger formed by connecting a plurality of U-shaped heat exchange tubes end to end is arranged in the barrel, the heat exchanger is fixedly connected to the rotating shaft, two pipe orifices of the heat exchanger are respectively connected with a water inlet pipe and a water outlet pipe, the water inlet pipe and the water outlet pipe are respectively connected with a water inlet and a water outlet through rotating joints, the water inlet is connected with an outlet of a cooling water tank arranged outside the barrel through a hose, and the water outlet is connected with an inlet of the cooling water tank through a hose; a gas inlet is formed in the bottom of one side of the barrel, a gas outlet is formed in the top of the barrel, and a sewage draining outlet is formed in the bottom of the barrel. The device has the advantages of simple process, high dehydration and heat exchange efficiency, low operation cost and the like.
Description
Technical Field
The utility model relates to a landfill gas dehydration indirect heating equipment technical field especially relates to a landfill gas dehydration heat transfer device.
Background
The landfill gas is generated by landfill of municipal domestic waste, is directly discharged into the atmosphere, is flammable and explosive, is easy to generate potential safety hazard, causes serious pollution to the environment, has serious greenhouse effect, and is also a waste of resources and energy; the landfill gas has wide application ways after being recovered, such as power generation or being used as fuel energy, but the landfill gas contains saturated water vapor, a large amount of impurities and harmful gases, wherein the main harm of the water vapor is that the environment is provided for an acid medium, the corrosion is increased, the power consumption is increased, the efficiency is reduced, and the like; before the landfill gas is recycled, the cleanness of the landfill gas needs to be ensured, and the landfill gas is cooled; however, most of the existing dehydration heat exchange equipment adopts large-scale equipment, cannot adapt to the characteristic of easy corrosion of landfill gas, has low treatment efficiency on dehydration and heat exchange, and has complex process and higher investment and operation cost.
SUMMERY OF THE UTILITY MODEL
Based on this, to the problem of present landfill gas dehydration heat transfer equipment, it is necessary to provide a landfill gas dehydration heat transfer device, and the device has the advantages such as process is simple, and dehydration heat transfer efficiency is high, and the running cost is low.
The technical scheme of the utility model is that: a landfill gas dehydration heat exchange device comprises a barrel, wherein a rotating shaft is transversely arranged in the barrel, penetrates through holes in the side walls of two opposite sides of the barrel and extends out of the barrel, two ends of the rotating shaft are supported by bearing seats, and one end of the rotating shaft penetrates through the bearing seats and is connected with a motor through a coupling; the heat exchanger is fixedly connected to the rotating shaft, two pipe orifices of the heat exchanger are respectively connected with a water inlet pipe and a water outlet pipe, the water inlet pipe and the water outlet pipe respectively penetrate through holes in two side walls of the barrel and extend out of the barrel, the water inlet pipe is positioned at the bottom of one side of the barrel, the water outlet pipe is positioned at the top of one side of the barrel, the water inlet pipe and the water outlet pipe are respectively connected with a water inlet and a water outlet through rotary connectors, the water inlet is connected with an outlet of a cooling water tank arranged outside the barrel through a hose, and the water outlet is connected with an inlet of the cooling water tank through a hose; the bottom of one side of barrel is equipped with gas inlet, the top of barrel is equipped with gas outlet, the bottom of barrel is equipped with the drain.
Landfill gas gets into the barrel from gas inlet, cooling water flows from coolant tank, thereby flow into the heat exchanger through water inlet and rotary joint inflow inlet tube, flow in the heat transfer pipeline, the outlet pipe is followed afterwards, flow through rotary joint and delivery port, flow to coolant tank through the hose, circulate once more after the cooling, the heat exchanger cools down landfill gas, make landfill gas cooling for smuggleing impurity's condensate drop secretly, condense on the heat exchange tube, motor drive rotation axis rotates, it is rotatory to drive the heat exchanger, under the effect of centrifugal force, with condensate drop throw on the barrel wall, along with barrel wall landing, discharge by the drain, gas after the dehydration is discharged from gas outlet, process and utilize, the device process is simple, dehydration heat exchange efficiency is high, the running cost is low.
Preferably, the heat exchanger is fixed on the rotating shaft by a snap.
The heat exchanger is fixed on the rotating shaft through the buckle, and the rotating shaft is fixedly connected with the heat exchanger, so that the rotating shaft and the heat exchanger are not easy to loosen and fall off when rotating.
Preferably, the buckle is made of stainless steel.
The buckle is stainless steel material, and hardness is high, intensity is big, connects more firmly, and is difficult for rustting long service life.
Preferably, the gas inlet and the gas outlet are respectively arranged at two sides of the cylinder body.
The gas inlet and the gas outlet are respectively arranged on two sides of the cylinder body, so that the retention time of the landfill gas in the cylinder body is longer, and the dehydration effect is better.
Preferably, the inner side wall of the cylinder body is coated with a waterproof coating layer.
The inside wall of the cylinder is coated with a waterproof coating layer, and condensed water drops cooled by landfill gas are not easy to bond with the cylinder wall when being centrifugally thrown onto the cylinder wall, and can rapidly slide along the cylinder wall.
Preferably, the through holes at the joints of the cylinder body and the rotating shaft, the water inlet pipe and the water outlet pipe are provided with sealing elements.
The barrel with the through-hole of the junction of rotation axis, inlet tube and outlet pipe all is equipped with the sealing member, and landfill gas is difficult for leaking, avoids the polluted environment.
Preferably, the bottom of the motor is provided with a motor base for supporting the motor.
The bottom of motor is equipped with the motor cabinet that is used for supporting the motor, is convenient for place the motor, protects the motor. Increasing the service life thereof.
The utility model has the advantages that:
(1) landfill gas enters the cylinder from a gas inlet, cooling water flows out of a cooling water tank, flows into a water inlet pipe through a water inlet and a rotary joint and flows into a heat exchanger, flows in a heat exchange pipeline, then flows out of a water outlet pipe through the rotary joint and a water outlet, flows to the cooling water tank through a hose, circulates again after being cooled, cools the landfill gas by the heat exchanger, enables the landfill gas to be cooled into condensed water beads carrying impurities, and is condensed on a heat exchange pipe;
(2) the heat exchanger is fixed on the rotating shaft through a buckle, and the rotating shaft is fixedly connected with the heat exchanger, so that the rotating shaft and the heat exchanger are not easy to loosen and fall off when rotating;
(3) the buckle is made of stainless steel, so that the hardness is high, the strength is high, the connection is firmer, the buckle is not easy to rust, and the service life is long;
(4) the gas inlet and the gas outlet are respectively arranged on two sides of the cylinder body, so that the retention time of the landfill gas in the cylinder body is longer, and the dehydration effect is better;
(5) the inner side wall of the cylinder body is coated with a layer of waterproof coating, and condensed water drops cooled by landfill gas are not easy to bond with the cylinder body wall when being thrown onto the cylinder body wall in a centrifugal mode and can rapidly slide along the cylinder body wall;
(6) sealing elements are arranged in through holes at the connecting positions of the cylinder body and the rotating shaft as well as the water inlet pipe and the water outlet pipe, so that landfill gas is not easy to leak, and the environment pollution is avoided;
(7) the bottom of motor is equipped with the motor cabinet that is used for supporting the motor, is convenient for place the motor, protects the motor. Increasing the service life thereof.
Drawings
Fig. 1 is a schematic view of the overall structure of a landfill gas dehydration heat exchange device according to an embodiment of the present invention.
Description of reference numerals: 1. the device comprises a barrel, 2, a rotating shaft, 3, a bearing seat, 4, a coupler, 5, a motor, 6, a heat exchange tube, 7, a heat exchanger, 8, a water inlet tube, 9, a water outlet tube, 10, a rotary joint, 11, a water inlet, 12, a water outlet, 13, a hose, 14, a cooling water tank, 15, a gas inlet, 16, a gas outlet, 17, a sewage outlet, 18, a buckle, 19, a sealing element, 20, a motor seat, 21 and a waterproof coating layer.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Example (b):
as shown in fig. 1, a landfill gas dehydration heat exchange device comprises a cylinder, wherein a rotating shaft 2 is transversely arranged in the cylinder, the rotating shaft 2 penetrates through holes in the side walls of two opposite sides of the cylinder and extends out of the cylinder, two ends of the rotating shaft 2 are supported by bearing seats 3, and one end of the rotating shaft 2 penetrates through the bearing seats 3 and is connected with a motor 5 through a coupler 4; a heat exchanger 7 formed by connecting a plurality of U-shaped heat exchange tubes 6 end to end is arranged in the barrel, the heat exchanger 7 is fixedly connected to the rotating shaft 2, two tube openings of the heat exchanger 7 are respectively connected with a water inlet tube 8 and a water outlet tube 9, the water inlet tube 8 and the water outlet tube 9 respectively penetrate through holes in two side walls of the barrel and extend out of the barrel, the water inlet tube 8 is positioned at the bottom of one side of the barrel, the water outlet tube 9 is positioned at the top of one side of the barrel, the water inlet tube 8 and the water outlet tube 9 are respectively connected with a water inlet 11 and a water outlet 12 through rotary connectors 10, the water inlet 11 is connected with an outlet of a cooling water tank 14 arranged outside the barrel through a hose 13, and the water outlet 12 is connected with an; the bottom of one side of barrel is equipped with gas inlet 15, the top of barrel is equipped with gas outlet 16, the bottom of barrel is equipped with drain 17.
Landfill gas enters the barrel from a gas inlet 15, cooling water flows out from a cooling water tank 14, flows into a water inlet pipe 8 through a water inlet 11 and a rotary joint 10 and flows into a heat exchanger 7, flows in a heat exchange pipe 6, then flows out from a water outlet pipe 9 through the rotary joint 10 and a water outlet 12, flows to the cooling water tank 14 through a hose 13, circulates again after cooling, cools the landfill gas by the heat exchanger 7, cools the landfill gas into condensed water beads carrying impurities, the condensed water beads are condensed on the heat exchange pipe 6, a motor 5 drives a rotary shaft 2 to rotate and drives the heat exchanger 7 to rotate, the condensed water beads are thrown onto the barrel wall under the action of centrifugal force, slide along the barrel wall and are discharged from a sewage discharge port 17, and the dehydrated gas is discharged from a gas outlet 16 for processing and utilization.
In one embodiment, as shown in fig. 1, the heat exchanger 7 is fixed to the rotating shaft 2 by a snap 18.
The heat exchanger 7 is fixed on the rotating shaft 2 through a buckle 18, and the rotating shaft 2 and the heat exchanger 7 are fixedly connected, so that the rotating shaft 2 and the heat exchanger 7 are not easy to loosen and fall off when rotating.
In one embodiment, the clip 18 is made of stainless steel.
The buckle 18 is made of stainless steel, has high hardness and high strength, is more firmly connected, is not easy to rust and has long service life.
In one embodiment, as shown in fig. 1, the gas inlet 15 and the gas outlet 16 are respectively disposed at both sides of the cylinder.
The gas inlet 15 and the gas outlet 16 are respectively arranged on two sides of the cylinder body, so that the retention time of the landfill gas in the cylinder body is longer, and the dehydration effect is better.
In one embodiment, as shown in fig. 1, the inner side walls of the cylinder are coated with a waterproof paint layer 21.
The inner side wall of the cylinder body is coated with a waterproof coating layer 21, and condensed water drops cooled by landfill gas are not easy to bond with the cylinder body wall when being thrown onto the cylinder body wall in a centrifugal mode and can rapidly slide along the cylinder body wall.
In one embodiment, as shown in fig. 1, the through holes at the connection positions of the cylinder and the rotating shaft 2, the water inlet pipe 8 and the water outlet pipe 9 are provided with sealing elements 19.
The barrel with the through-hole of the junction of rotation axis 2, inlet tube 8 and outlet pipe 9 all is equipped with sealing member 19, and landfill gas is difficult for leaking, avoids the polluted environment.
In one embodiment, as shown in fig. 1, the bottom of the motor 5 is provided with a motor base 20 for supporting the motor 5.
The bottom of motor 5 is equipped with motor cabinet 20 that is used for supporting motor 5, is convenient for place motor 5, protects motor 5, increases its life.
The above-mentioned embodiments only express the specific embodiments of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.
Claims (7)
1. The landfill gas dehydration heat exchange device comprises a barrel body and is characterized in that a rotating shaft is transversely arranged in the barrel body, the rotating shaft penetrates through holes in side walls on two opposite sides of the barrel body and extends out of the barrel body, two ends of the rotating shaft are supported through bearing seats, and one end of the rotating shaft penetrates through the bearing seats and is connected with a motor through a coupling; the heat exchanger is fixedly connected to the rotating shaft, two pipe orifices of the heat exchanger are respectively connected with a water inlet pipe and a water outlet pipe, the water inlet pipe and the water outlet pipe respectively penetrate through holes in two side walls of the barrel and extend out of the barrel, the water inlet pipe is positioned at the bottom of one side of the barrel, the water outlet pipe is positioned at the top of one side of the barrel, the water inlet pipe and the water outlet pipe are respectively connected with a water inlet and a water outlet through rotary connectors, the water inlet is connected with an outlet of a cooling water tank arranged outside the barrel through a hose, and the water outlet is connected with an inlet of the cooling water tank through a hose; the bottom of one side of barrel is equipped with gas inlet, the top of barrel is equipped with gas outlet, the bottom of barrel is equipped with the drain.
2. The landfill gas dewatering and heat exchanging device of claim 1, wherein the heat exchanger is fixed to the rotating shaft through a snap fit.
3. The landfill gas dewatering and heat exchanging device of claim 2, wherein the buckle is made of stainless steel.
4. The landfill gas dewatering and heat exchanging device of claim 1, wherein the gas inlet and the gas outlet are respectively arranged on two sides of the cylinder.
5. The landfill gas dewatering and heat exchanging device of claim 1, wherein the inner side wall of the cylinder body is coated with a waterproof coating layer.
6. The landfill gas dewatering and heat exchanging device of claim 1, wherein the through holes at the connection positions of the cylinder body and the rotating shaft, the water inlet pipe and the water outlet pipe are provided with sealing elements.
7. The landfill gas dewatering and heat exchanging device of claim 1, wherein the bottom of the motor is provided with a motor base for supporting the motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922274362.0U CN211635932U (en) | 2019-12-17 | 2019-12-17 | Landfill gas dehydration heat transfer device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922274362.0U CN211635932U (en) | 2019-12-17 | 2019-12-17 | Landfill gas dehydration heat transfer device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211635932U true CN211635932U (en) | 2020-10-09 |
Family
ID=72696783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922274362.0U Expired - Fee Related CN211635932U (en) | 2019-12-17 | 2019-12-17 | Landfill gas dehydration heat transfer device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211635932U (en) |
-
2019
- 2019-12-17 CN CN201922274362.0U patent/CN211635932U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201009 |