CN216790912U - Steam condensation and heat dissipation integral type equipment - Google Patents
Steam condensation and heat dissipation integral type equipment Download PDFInfo
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- CN216790912U CN216790912U CN202123447059.XU CN202123447059U CN216790912U CN 216790912 U CN216790912 U CN 216790912U CN 202123447059 U CN202123447059 U CN 202123447059U CN 216790912 U CN216790912 U CN 216790912U
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Abstract
The utility model discloses steam condensation and heat dissipation integrated equipment which sequentially comprises a fan, a first-stage heat exchange region, a second-stage heat exchange region, an air inlet region and a third-stage heat exchange region from top to bottom, wherein heat exchange tubes in the first-stage heat exchange region, the second-stage heat exchange region and the third-stage heat exchange region are sequentially communicated, a spraying pipeline is arranged between the first-stage heat exchange region and the second-stage heat exchange region and used for spraying and cooling the heat exchange tubes in the second-stage heat exchange region, steam enters from one end of the heat exchange tubes in the first-stage heat exchange region and is discharged from one end of the heat exchange tubes in the third-stage heat exchange region after sequentially passing through the first-stage heat exchange region, the second-stage heat exchange region and the third-stage heat exchange region. According to the steam condensation and heat dissipation integrated equipment, air enters the air inlet area through the fan, and cold air passes through the primary heat exchange area and the secondary heat exchange area upwards to cool steam or liquid in the primary heat exchange area and the secondary heat exchange area; the spraying pipeline cools the steam or liquid in the secondary heat exchange area; the third heat exchange area is cooled by liquid refrigerant such as water.
Description
Technical Field
The utility model belongs to the technical field of waste gas treatment, and particularly relates to desorption steam condensation and heat dissipation integrated equipment.
Background
In the existing toluene waste gas recovery equipment, after activated carbon is desorbed by steam, desorption liquid is connected to a traditional shell and tube condenser, the temperature is reduced by the condenser, a cooling tower is specially equipped for cooling the high-temperature desorption steam by using circulating water as a refrigerant, and the temperature of the desorption steam is controlled by the cooling tower. The desorption vapor is cooled from the gaseous state to a liquid of about 40 ℃.
The problems existing in the prior art are as follows: 1. in winter, water can not be used when the temperature is below zero; 2. the freezing and cracking of the cooling circulating water pipe often occur below zero in winter; 3. the cooling tower filler is not resistant to high temperature and can melt; 4. sludge scaling can occur when the cooling water pipeline is used; 5. the condenser can generate calcium carbonate scaling after being used for a long time, and the heat exchange efficiency is seriously influenced; 6. the cooling tower has large heat-extraction moisture, which affects the appearance of the environment; 7. the cooling tower is easy to lack water, so that the water pump is easy to idle.
SUMMERY OF THE UTILITY MODEL
In view of the above, in order to overcome the defects of the prior art, the present invention aims to provide an integrated steam condensation and heat dissipation device, which can be used even at a low temperature and has a high heat exchange efficiency.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the steam condensation and heat dissipation integrated equipment sequentially comprises a fan, a first-stage heat exchange region, a second-stage heat exchange region, an air inlet region and a third-stage heat exchange region from top to bottom, heat exchange tubes in the first-stage heat exchange region, the second-stage heat exchange region and the third-stage heat exchange region are sequentially communicated, a spraying pipeline is arranged between the first-stage heat exchange region and the second-stage heat exchange region and used for spraying and cooling the heat exchange tubes in the second-stage heat exchange region, steam enters from one end of the heat exchange tubes in the first-stage heat exchange region and is discharged from one end of the heat exchange tubes in the third-stage heat exchange region after sequentially passing through the first-stage heat exchange region, the second-stage heat exchange region and the third-stage heat exchange region.
According to some preferred implementation aspects of the utility model, the heat exchange system comprises a water inlet pipe, wherein the water inlet pipe is used for supplementing water into the three-stage heat exchange area and enabling the heat exchange pipe in the three-stage heat exchange area to be positioned below the liquid level. The inlet tube is used for moisturizing and guarantees the liquid level.
According to some preferred implementation aspects of the utility model, the three-stage heat exchange area comprises a water pump which is communicated with the spraying pipeline and is used for conveying liquid in the three-stage heat exchange area to the spraying pipeline.
According to some preferred aspects of the utility model, the water pump is in communication with the bottom of the tertiary heat transfer zone.
According to some preferred aspect of the utility model, an air inlet duct is included, said air inlet duct communicating with one end of the heat exchange tubes in said primary heat exchange zone.
According to some preferred implementation aspects of the utility model, the heat exchange tube comprises a liquid outlet pipeline, and the liquid outlet pipeline is communicated with one end of the heat exchange tube in the three-stage heat exchange zone.
According to some preferred implementation aspects of the utility model, the air inlet pipeline and the liquid outlet pipeline are respectively positioned at two opposite sides of the integrated equipment, so that better flowing, circulating and heat dissipation effects can be achieved.
According to some preferred embodiments of the present invention, the liquid outlet pipe is provided with a non-condensable gas discharging pipe. Liquid formed after passing through the three-stage heat exchange area is discharged through a liquid outlet pipeline, and gas is discharged through a non-condensable gas discharge pipeline.
According to some preferable implementation aspects of the utility model, the integrated equipment is provided with an air inlet, the air inlet is arranged between the secondary heat exchange area and the tertiary heat exchange area corresponding to the air inlet to form the air inlet area, cold air continuously enters the equipment through the air inlet under the action of a fan, and the cold air is discharged through the fan after sequentially passing through the secondary heat exchange area and the primary heat exchange area.
In some embodiments of the utility model, the air inlet is formed by bending the wall of the equipment inwards to form an opening, and the bending plate is obliquely arranged and points to the bottom of the equipment, so that the entering cold air firstly inclines downwards and then rises, and the cooling effect can be effectively improved. The angle of inclination (angle to the horizontal) of the bending plates is preferably 40-50 deg., more preferably 40-45 deg..
According to some preferred aspects of the utility model, a demisting layer is arranged between the fan and the primary heat exchange zone.
Compared with the prior art, the utility model has the advantages that: according to the steam condensation and heat dissipation integrated equipment, the heat exchange tubes in the first-stage heat exchange area, the second-stage heat exchange area and the third-stage heat exchange area are communicated with one another to form S-shaped or reverse S-shaped displacement, so that the space can be effectively saved, meanwhile, the heat exchange efficiency is effectively improved and the intermediate conversion loss is reduced through the difference of the heat exchange principles of the three heat exchange areas. The air inlet area is supplied with air through a fan, and cold air upwards passes through the primary heat exchange area and the secondary heat exchange area to cool steam or liquid in the primary heat exchange area and the secondary heat exchange area; the spraying pipeline cools the steam or liquid in the secondary heat exchange area; the third heat exchange area is cooled through a liquid refrigerant such as water, and meanwhile, the water in the third heat exchange area can be conveyed to a spraying pipeline for spraying and flows to the third heat exchange area from the second heat exchange area for circulation.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic diagram of an integrated vapor condensation and heat dissipation apparatus according to a preferred embodiment of the present invention;
FIG. 2 is a schematic view of an integrated vapor condensation and heat dissipation apparatus in accordance with a preferred embodiment of the present invention;
wherein the reference numerals include: the system comprises a fan-1, a primary heat exchange area-2, a secondary heat exchange area-3, a tertiary heat exchange area-4, a heat exchange pipe-5, an air inlet area-6, a spraying pipeline-7, a water inlet pipe-8, a water pump-9, an air inlet pipeline-10, a liquid outlet pipeline-11, a non-condensable gas discharge pipeline-12, an air inlet-13 and a demisting layer-14.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, and not a whole embodiment. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, the steam condensation and heat dissipation integrated equipment in this embodiment includes a fan 1, a first-stage heat exchange zone (device) 2, a second-stage heat exchange zone (device) 3, an air intake zone 6, a third-stage heat exchange zone (device) 4, a defogging layer 14 disposed between the fan 1 and the first-stage heat exchange zone 2, an inlet pipe 8 disposed corresponding to the third-stage heat exchange zone 4, an air intake 13 disposed corresponding to the air intake zone 6, a spray pipe 7 for spraying and cooling the second-stage heat exchange zone 3, a water pump 9 communicating the third-stage heat exchange zone 4 and the spray pipe 7, an air intake pipe 10 disposed at one end of a heat exchange pipe 5 in the first-stage heat exchange zone 2, a liquid outlet pipe 11 disposed at one end of the heat exchange pipe 5 in the third-stage heat exchange zone 4, and a non-condensable gas discharge pipe 12 disposed on the liquid outlet pipe 11.
The fan 1, the defogging layer 14, the primary heat exchange area 2, the spraying pipeline 7, the secondary heat exchange area 3, the air inlet area 6 and the tertiary heat exchange area 4 are sequentially arranged from top to bottom, and the primary heat exchange area 2, the secondary heat exchange area 3 and the tertiary heat exchange area 4 are vertically positioned on the same vertical position and are only different in horizontal height, so that the condensation cooling effect is better realized.
The heat exchange tubes 5 in the first-stage heat exchange zone 2, the second-stage heat exchange zone 3 and the third-stage heat exchange zone 4 are sequentially communicated, a spray pipeline 7 is arranged between the first-stage heat exchange zone 2 and the second-stage heat exchange zone 3, the spray pipeline 7 is used for spraying and cooling the heat exchange tubes 5 in the second-stage heat exchange zone 3, steam enters from an air inlet pipeline 10 at one end of the heat exchange tubes 5 in the first-stage heat exchange zone 2 and passes through the first-stage heat exchange zone 2, the second-stage heat exchange zone 3 and the third-stage heat exchange zone 4 in sequence, and then is discharged from a liquid outlet pipeline 11 at one end of the heat exchange tubes 5 in the third-stage heat exchange zone 4. The air inlet pipeline 10 and the liquid outlet pipeline 11 are respectively positioned at two opposite sides of the integrated equipment so as to achieve better flowing, circulating and heat dissipation effects.
The water inlet pipe 8 is used for supplementing water into the three-stage heat exchange zone 4 and enabling the heat exchange pipes 5 in the three-stage heat exchange zone 4 to be positioned below the liquid level, namely the water inlet pipe 8 is used for supplementing water and ensuring the liquid level. The water pump 9 is used for conveying the liquid in the third-stage heat exchange zone 4 to the spraying pipeline 7, and the water pump 9 is communicated with the bottom of the third-stage heat exchange zone 4. The liquid formed after passing through the three-stage heat exchange zone 4 is discharged through a liquid outlet pipe 11, and the gas is discharged through a non-condensable gas discharge pipe 12.
An air inlet 13 is arranged between the second-stage heat exchange area 3 and the third-stage heat exchange area 4 to form an air inlet area 6, cold air continuously enters the equipment through the air inlet 13 under the action of the fan 1, and the cold air is discharged through the fan 1 after sequentially passing through the second-stage heat exchange area 3 and the first-stage heat exchange area 2. In this embodiment, air intake 13 forms after forming the opening by the inside bending of the wall of equipment, and the bent plate slope sets up, pointing to the bottom of equipment for the cold air that gets into rises after oblique below earlier, can effectively promote the cooling effect. The angle of inclination (angle to the horizontal) of the bending plates is preferably 40-50 deg., more preferably 42 deg. in this embodiment.
The working process of the steam condensation and heat dissipation integrated equipment and the circulation process of the water path and the gas path in the embodiment are briefly described as follows:
the steam mixed gas enters a primary heat exchanger through an air inlet pipeline 10, the primary heat exchanger takes air as a medium to reduce substances in a pipe, and the temperature is predicted to be reduced from 130 ℃ to within 110 ℃. The mixed steam passes through a secondary heat exchanger, and the mixed gas is condensed and liquefied from 110 ℃ to within 60 ℃ by taking spray water and fresh air as condensing media. Then enters a third-stage heat exchanger, and the temperature of water is utilized to further reduce the temperature of the cooled liquid in the pipe layer to be within 40 ℃. And finally, gas-liquid separation is carried out, and the desorption liquid and the non-condensable gas are discharged through a liquid outlet pipeline 11 and a non-condensable gas discharge pipeline 12 respectively.
Gas circuit: under the action of the fan 1, cold air enters from an air inlet 13 below the secondary heat exchanger, exchanges heat with the heat exchanger to reduce the temperature in the pipe when passing through the secondary heat exchanger, and is in direct contact with spray water to evaporate and take away heat in water, so that water is supplied for cooling. At the moment, the damp and hot air rises to enter the first-stage heat exchanger, directly exchanges heat with high-temperature gas, the temperature in the pipe is reduced, the temperature is raised, the air is exhausted when the relative humidity is lower than the dew point to a certain degree, no white gas is emitted from the sense organ, and the whitening effect is achieved.
A water path: the tap water is used for supplementing water and enters the three-stage heat exchange area 4 through the water inlet pipe 8, and the floating ball controls the liquid level height. The water pump 9 pumps the water in the water storage disc into the spray pipeline 7 on the secondary heat exchanger, and the spray water is directly contacted with the heat exchanger and directly exchanges heat with the heat exchange tube 5. In addition, convection is formed between the air from bottom to top and the water from top to bottom, the water is fully contacted with the air, and the heat is taken away by the water gasification.
The steam condensation and heat dissipation integrated equipment disclosed by the utility model has the advantages that the condenser and the cooling tower are combined into a whole, the pipeline connection is reduced, and the space utilization rate is improved; in winter, cold air can be used for cooling substances to be cooled, the heat exchange tube of the third-stage heat exchanger is immersed below the liquid level, and the substances in the heat exchange tube can be used for thawing in winter, so that the situation that the substances cannot be normally used due to freezing in winter is prevented, and the situation that the substances cannot be used in winter in northern remote areas is avoided; the scaling of the heat exchange tubes is reduced, and the scaling and dirt storage in the condenser can not be generated to influence the heat exchange condition; the direct cooling reduces the intermediate conversion loss, and the heat exchange efficiency is faster and higher; the three-section type cooling method utilizes the self heat to improve the exhaust temperature of heat exchange, thereby achieving the effect of white removal; simple structure and low failure rate.
According to the steam condensation and heat dissipation integrated equipment, the heat exchange tubes in the first-stage heat exchange area, the second-stage heat exchange area and the third-stage heat exchange area are communicated with one another to form S-shaped or reverse S-shaped displacement, so that the space can be effectively saved, meanwhile, the heat exchange efficiency is effectively improved and the intermediate conversion loss is reduced through the difference of the heat exchange principles of the three heat exchange areas. The air inlet area is supplied with air through the fan, and cold air upwards passes through the primary heat exchange area and the secondary heat exchange area to cool steam or liquid in the primary heat exchange area and the secondary heat exchange area; the spraying pipeline cools the steam or liquid in the secondary heat exchange area; the third heat exchange area is cooled through a liquid refrigerant such as water, and meanwhile, the water in the third heat exchange area can be conveyed to a spraying pipeline for spraying and flows to the third heat exchange area from the second heat exchange area for circulation.
The above embodiments are merely illustrative of the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the content of the present invention and implement the utility model, and not to limit the scope of the utility model, and all equivalent changes or modifications made according to the spirit of the present invention should be covered by the scope of the present invention.
Claims (10)
1. The steam condensation and heat dissipation integrated equipment is characterized by sequentially comprising a fan, a first-stage heat exchange region, a second-stage heat exchange region, an air inlet region and a third-stage heat exchange region from top to bottom, wherein heat exchange tubes in the first-stage heat exchange region, the second-stage heat exchange region and the third-stage heat exchange region are sequentially communicated, a spray pipeline is arranged between the first-stage heat exchange region and the second-stage heat exchange region and used for spraying and cooling the heat exchange tubes in the second-stage heat exchange region, and steam enters from one end of the heat exchange tubes in the first-stage heat exchange region and is discharged from one end of the heat exchange tubes in the third-stage heat exchange region after sequentially passing through the first-stage heat exchange region, the second-stage heat exchange region and the third-stage heat exchange region.
2. The integrated apparatus according to claim 1, comprising a water inlet pipe for supplementing water into the three-stage heat exchange zone and making the heat exchange pipe in the three-stage heat exchange zone below the liquid level.
3. The integrated apparatus of claim 1, comprising a water pump in communication with the tertiary heat transfer zone and a spray pipe, the water pump for delivering liquid in the tertiary heat transfer zone to the spray pipe.
4. The integrated apparatus of claim 3, wherein the water pump is in communication with a bottom of the tertiary heat transfer zone.
5. The integrated apparatus of claim 1, comprising an air inlet conduit in communication with one end of a heat exchange tube in the primary heat exchange zone.
6. The integrated apparatus as claimed in claim 5, comprising a liquid outlet pipe communicating with one end of the heat exchange tubes in the three-stage heat exchange zone.
7. The integrated apparatus of claim 6, wherein the inlet and outlet conduits are located on opposite sides of the integrated apparatus.
8. The integrated equipment as claimed in claim 6, wherein the liquid outlet pipe is provided with a non-condensable gas discharging pipe.
9. The integrated equipment as claimed in any one of claims 1 to 8, wherein an air inlet is formed in the integrated equipment, and the air inlet is formed between the secondary heat exchange area and the tertiary heat exchange area to form the air inlet area.
10. The integrated apparatus of any one of claims 1-8, wherein a defogging layer is disposed between the fan and the primary heat exchange region.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123447059.XU CN216790912U (en) | 2021-12-30 | 2021-12-30 | Steam condensation and heat dissipation integral type equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123447059.XU CN216790912U (en) | 2021-12-30 | 2021-12-30 | Steam condensation and heat dissipation integral type equipment |
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| Publication Number | Publication Date |
|---|---|
| CN216790912U true CN216790912U (en) | 2022-06-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202123447059.XU Active CN216790912U (en) | 2021-12-30 | 2021-12-30 | Steam condensation and heat dissipation integral type equipment |
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| CN (1) | CN216790912U (en) |
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2021
- 2021-12-30 CN CN202123447059.XU patent/CN216790912U/en active Active
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