CN209549106U - A kind of waste gas recovery utilizes energy saver - Google Patents
A kind of waste gas recovery utilizes energy saver Download PDFInfo
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- CN209549106U CN209549106U CN201822170504.4U CN201822170504U CN209549106U CN 209549106 U CN209549106 U CN 209549106U CN 201822170504 U CN201822170504 U CN 201822170504U CN 209549106 U CN209549106 U CN 209549106U
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Abstract
The utility model relates to field of cooling tower, a kind of waste gas recovery is disclosed using energy saver, including spray column and cooling tower, is equipped with sparge pipe in the spray column, the bottom of the spray column is equipped with recovery tube；The cooling tower bottom is equipped with collecting tank, the recovery tube is connected to collecting tank, heat exchanger tube is equipped with above the collecting tank, the heat exchanger tube includes air inlet, gas outlet and liquid outlet, spray tube is equipped with above the heat exchanger tube, return pipe is equipped between the spray tube and collecting tank, the return pipe is equipped with reflux pump.On the one hand, the present apparatus does not need to cool down exhaust steam in steam turbine using other devices, and the partial heat is efficiently used, energy saving；On the other hand, the ion in exhaust gas is precipitated in the form of solid-state industries salt and is recycled by the present apparatus, is economized on resources.
Description
Technical field
The utility model relates to field of cooling tower, in particular to a kind of waste gas recovery utilizes energy saver.
Background technique
Factory in the process of production and processing, can generate large quantity of exhaust gas, and the acidity contained in exhaust gas or alkali ion can pollute
Therefore ambient air is needed before discharge by filtering these ion remavals.
Notification number is that the Chinese patent of CN87204459U discloses exhaust-gas-purifying-processing tower, is a kind of tower purifier, it
It is that comprehensive design forms on the basis of studying various spray columns and plate column, plane sieve plate is changed to hat-type sieve plate；With tower
Outer regulation pipe and adjusting screw replaces overflow weir, downspout in tower, and change fixed makes flexible adjustment, control into adjustable type
It is convenient, the effect of main mass-transfer zone (froth zone) can be given full play to, gross β radioactivity and treatment effeciency are improved.It is protected suitable for environment
The departments such as shield, petroleum, chemical industry, metallurgy.
Existing treatment process is directly by the acidity or alkali ion filtering removal in exhaust gas, but these are acid or alkaline
Ion is all very important Nacl raw material, is directly removed and causes the wasting of resources.
Utility model content
The purpose of the utility model is to provide a kind of waste gas recoveries to utilize energy saver, has the advantages that economize on resources.
The above-mentioned technical purpose of the utility model has the technical scheme that
A kind of waste gas recovery utilizes energy saver, including spray column and cooling tower, is equipped with sparge pipe, institute in the spray column
The bottom for stating spray column is equipped with recovery tube；
The cooling tower bottom is equipped with collecting tank, and the recovery tube is connected to collecting tank, is equipped with and changes above the collecting tank
Heat pipe, the heat exchanger tube include air inlet, gas outlet and liquid outlet, are equipped with spray tube, the spray tube above the heat exchanger tube
Return pipe is equipped between collecting tank, the return pipe is equipped with reflux pump.
By using above-mentioned technical proposal, exhaust gas enters in spray column, and the spray tube in spray column sprays exhaust gas,
Ion in exhaust gas is soluble in water, and clean air is discharged by spray column, and the water for absorbing ion forms acidity or alkalinity is molten
Liquid converges at the bottom of spray column, and by the collecting tank of recovery tube inflow cooling tower.Flow back pump startup, and reflux pump is by liquid collecting
Solution in slot is pumped into spray tube, and high temperature fluid is passed through in the heat exchanger tube of cooling tower, for example need the high temperature of cooling down
Exhaust steam in steam turbine.At this point, the cooled liquefaction of steam exhaust in heat exchanger tube forms liquid water and is recycled.On the other hand, spray tube
The solution of ejection is heated, and the moisture in solution is evaporated, and solution is concentrated, and the ion in solution forms solid-state and salts out, and operates
Personnel can directly to the part, salt be recycled, and is economized on resources.By the setting of spray column and cooling tower, the present apparatus is to useless
Ion in gas is recycled, and the present apparatus is evaporated waste water using the heat of exhaust steam in steam turbine by cooling tower, from
And Nacl is crystallized and is precipitated.On the one hand, the present apparatus does not need to cool down exhaust steam in steam turbine using other devices, and
The partial heat is efficiently used, it is energy saving；On the other hand, the present apparatus is by the ion in exhaust gas with solid-state industries salt
Form precipitation is recycled, and is economized on resources.
Further, the cooling tower is connected with steam recyclable device, and the steam recyclable device includes liquefaction pipe and power
Blower, the cooling tower upper end offer exhaust outlet, and the liquefaction pipe is set as L shape, including vertical tube and transverse tube, the vertical tube
Upper end is connected with exhaust outlet, and described transverse tube one end is connected with the lower end of vertical tube, and the other end is pierced by from collecting tank and is equipped with " T " word
The connecting tube of shape, the side of the connecting tube are connected with the end of transverse tube, and upper end is connected with driven fan, and lower end is discharge outlet.
By using above-mentioned technical proposal, the high-temperature water vapor mixing air evaporated in solution is discharged from exhaust outlet, enters
It liquefying in pipe, high-temperature water vapor is in liquefaction is managed when flowing, when through solution in the lower collecting tank of excess temperature, high-temperature water vapor
The liquefaction that is cooled forms liquid water, and water and air flows at connecting tube along liquefaction pipe, and gas density is discharged from top more by force, liquid
Water density is larger to be discharged from the discharge outlet of connecting tube lower end.The liquid water that steam recyclable device sprays exhaust gas passes through liquid
Change is in control to be recycled again, and water is equivalent to the media medium of ionic crystal precipitation, and after use, water is by recycling benefit again
With saving water source.
Further, it is that snakelike disk is set in collecting tank that the transverse tube, which is located at the part in collecting tank, and the transverse tube is close
One end of vertical tube is higher than the other end.
By using above-mentioned technical proposal, in transverse tube serpentine portion increase in transverse tube and collecting tank the contact area of solution with
Motion path improves liquefaction effect, increases the recovery utilization rate of water resource to extend the liquefying time of water vapour.Transverse tube one
It holds high one end low, pressure difference is formed, convenient for the flowing of water.
Further, the discharge outlet is connected with temporary water tank, and the temporary water tank is connected by kinetic pump with spray column.
By using above-mentioned technical proposal, water vapour liquefies to be formed in the temporary water tank of water inflow later, and kinetic pump will be kept in
Water in water tank, which is pumped into spray column, to be recycled, and water source is saved.
Further, the connecting tube includes vertical pipe and horizontal tube, and one end of the horizontal tube is connected with transverse tube, another
End is connected with vertical pipe, and the vertical pipe upper end is connected with driven fan, and lower end is discharge outlet, the horizontal tube and vertical pipe
Junction is equipped with the deflector being obliquely installed.
By using above-mentioned technical proposal, water and air strikes on deflector from transverse tube discharge, air impact to water conservancy diversion
On plate, air is flowed up along deflector, and water flows downward along deflector.Deflector turns to air and water, make water and
Air efficiently separates, and water is avoided to be taken away by air, reduces the recovery utilization rate of water.
Further, the deflector includes upper plate and lower plate, and there are drainage gaps between the upper plate and lower plate, described
Several water holes are offered on upper plate.
By using above-mentioned technical proposal, water and air is struck on upper plate, and liquid water enters pumpway by water hole
In gap, water flows downward discharge along drainage gap.Blocked in air impact to upper plate by upper plate, upper plate by water and air carry out every
From further increasing the separating effect of aqueous vapor.
Further, the upper plate offers air discharge duct far from the end of horizontal tube.
By using above-mentioned technical proposal, partial air is entered in air discharge duct by water hole, and air is upwardly through exhaust
Slot discharge, avoids the flowing of air pressure larger impact water in drainage gap.
Further, equipped with several being obliquely installed above horizontal tube and interlaced water blocking in the vertical pipe
Plate.
By using above-mentioned technical proposal, air flows upwards pass through several water fenders, and staggered water fender is to air
Motion path is limited, and when the water in air is struck on baffle, water is dripped along baffle, and then increases the rate of recovery of water.
In conclusion the utility model has the following beneficial effects:
1. the present apparatus does not need to cool down exhaust steam in steam turbine using other devices, and the partial heat is carried out
Effective use, it is energy saving；
2. the ion in exhaust gas is precipitated in the form of solid-state industries salt and is recycled by the present apparatus, economize on resources；
It is recycled again 3. the liquid water that steam recyclable device sprays exhaust gas is in control by liquefaction, water phase is worked as
In the media medium that ionic crystal is precipitated, after use, water is recycled again, saves water source.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of embodiment；
Fig. 2 is the structural schematic diagram of connecting tube in embodiment.
In figure, 1, spray column；11, sparge pipe；12, recovery tube；13, booster fan；14, circulating water pipe；15, recirculated water
Pump；16, make-up valve；2, cooling tower；21, collecting tank；22, heat exchanger tube；221, air inlet；222, gas outlet；223, liquid outlet；
23, spray tube；24, return pipe；25, reflux pump；26, exhaust outlet；31, liquefaction pipe；311, vertical tube；312, transverse tube；32, power wind
Machine；33, connecting tube；331, vertical pipe；332, horizontal tube；333, discharge outlet；34, deflector；341, upper plate；342, lower plate；
343, drainage gap；344, water hole；345, air discharge duct；35, water fender；36, exhaust pipe；4, water tank is kept in；41, kinetic pump.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
Embodiment:
A kind of waste gas recovery utilizes energy saver, such as Fig. 1, including spray column 1 and cooling tower 2.Spray column 1 in factory to producing
Raw exhaust gas is purified, and cooling tower 2 is recycled the industrial ionic in exhaust gas.
Such as Fig. 1,1 bottom of spray column is equipped with booster fan 13, and industrial waste gas is discharged into spray column 1 by booster fan 13.
Upper end inside cooling tower 2 is equipped with sparge pipe 11, is connected between sparge pipe 11 and the bottom of spray column 1 by circulating water pipe 14,
Water circulating pump 15 is installed on circulating water pipe 14.The bottom of spray column 1 is equipped with make-up valve 16.Make-up valve 16 is opened, clean water flow
Enter in spray column 1, water circulating pump 15 is opened, and clean water is entered in sparge pipe 11 by circulating water pipe 14.It is sprayed in sparge pipe 11
Clean water is to purify the exhaust gas in spray column 1.Ion in exhaust gas is soluble in water, and exhaust gas is by filtration, purification, exhaust gas
It is discharged from spray column 1.
Such as Fig. 1, clean water forms aqueous solution after absorbing the ion in exhaust gas, is gathered in the bottom of spray column 1.Recirculated water
After pump 15 is opened, aqueous solution is again filtered exhaust gas from the ejection of sparge pipe 11, and aqueous solution is used repeatedly, and saves
Water source.
If the bottom of Fig. 1, spray column 1 are equipped with recovery tube 12, recovery tube 12 is connected with cooling tower 2.Water in spray column 1
When solution reaches certain concentration, the adsorption effect of aqueous solution is deteriorated, at this point, aqueous solution is discharged into cooling tower 2, cooling tower 2
Concentration is evaporated to aqueous solution, so that ion is precipitated in a manner of solid state crystallization salt, is recycled, economizes on resources.
If the bottom of Fig. 1, cooling tower 2 are equipped with collecting tank 21, recovery tube 12 is connected with collecting tank 21, and aqueous solution passes through recycling
Pipe 12 enters in collecting tank 21.
Such as Fig. 1, the heat exchanger tube 22 above collecting tank 21 and the spray above heat exchanger tube 22 are installed in cooling tower 2
Shower pipe 23, heat exchanger tube 22 include air inlet 221, gas outlet 222 and liquid outlet 223.The production of industrial production, especially power plant
When, more high temperature saturated vapor, such as the steam exhaust of steam turbine can be generated.Temperature and water content in steam exhaust is higher, steam turbine
Need liquid water, it is therefore desirable to cool down to steam exhaust, so that steam exhaust is liquefied again forms liquid water, carry out recycling benefit
With.Steam exhaust is passed through in heat exchanger tube 22 from air inlet 221, spray tube 23 sprays coolant liquid exchange heat pipe 22 and cools down, and exchanges heat
Steam exhaust liquefaction in pipe 22, liquid water are flowed out from liquid outlet 223, and gas is discharged from gas outlet 222.
Such as Fig. 1, return pipe 24 is connected between spray tube 23 and collecting tank 21, return pipe 24 is equipped with reflux pump 25.Reflux
Pump 25 starts, and the aqueous solution in collecting tank 21 is entered in spray tube 23 by return pipe 24.Aqueous solution is cold as heat exchanger tube 22
But liquid exchange heat pipe 22 cools down.On the one hand, steam exhaust is cooled；On the other hand, the heat of steam exhaust is utilized, water-soluble
It is evaporated after liquid is heated, aqueous solution is constantly concentrated, and the Nacl in aqueous solution is constantly precipitated, to be recycled, at one stroke
Two, it economizes on resources and the energy.
Such as Fig. 1, it is provided with steam recyclable device on cooling tower 2, the moisture in aqueous solution evaporates to form water vapour, and steam returns
Receiving apparatus is recycled the part water vapour, to save water resource.
Such as Fig. 1, steam recyclable device includes that liquefaction pipe 31 and driven fan 32, the upper end of 2 side wall of cooling tower offer row
The upper end of port 26, liquefaction pipe 31 is connected with exhaust outlet 26.Apply negative pressure power, water vapour in 32 pairs of liquefaction pipes 31 of driven fan
Enter in liquefaction pipe 31 from exhaust outlet 26 and liquefies.
Such as Fig. 1, the pipe 31 that liquefies is set as L shape, including vertical tube 311 and transverse tube 312, the upper end of vertical tube 311 and exhaust outlet 26
It is connected, the lower end of vertical tube 311 is connected with transverse tube 312.Transverse tube 312 is located in collecting tank 21.The heat exchange of the water vapor absorption of evaporation
The heat of steam exhaust in pipe 22, therefore temperature is higher.The higher water vapour of temperature is entered in transverse tube 312 by vertical tube 311, transverse tube
312 are located in collecting tank 21, and the lower aqueous solution of temperature cools down to the water vapour in transverse tube 312 in collecting tank 21, and water steams
It liquefies after vapour cooling, forms liquid water.
Such as Fig. 1, it is that snakelike disk is set in collecting tank 21 that transverse tube 312, which is located at the part in collecting tank 21, snakelike in transverse tube 312
Part increases the contact area and motion path of solution in transverse tube 312 and collecting tank 21, thus extend the liquefying time of water vapour,
Liquefaction effect is improved, the recovery utilization rate of water resource is increased.
Such as Fig. 1, one end that transverse tube 312 is connected with vertical tube 311 is higher than the other end, convenient for the flowing of water.
Such as Fig. 1 and Fig. 2, transverse tube 312 runs through collecting tank 21, and transverse tube 312 stretches out collecting tank 21 simultaneously far from one end of vertical tube 311
It is connected with connecting tube 33.Connecting tube 33 is set as T-shaped, including horizontal tube 332 and vertical pipe 331.The right end of horizontal tube 332 with
Transverse tube 312 is connected, and the left end of horizontal tube 332 is connected with the middle position of vertical pipe 331.The upper end of vertical pipe 331 is connected with exhaust
Pipe 36, driven fan 32 are set to the end of exhaust pipe 36, and the lower end of vertical pipe 331 is discharge outlet 333.Driven fan 32 opens
It is dynamic, gas is extracted to pressure is applied in exhaust pipe 36 and liquefaction pipe 31, gas and liquefied water flow in transverse tube 312.Water and
Gas flows in connecting tube 33, and water, which enters in vertical pipe 331, to be discharged from discharge outlet 333 downwards, gas enter in vertical pipe 331 to
It is discharged in upper entrance exhaust pipe 36.
Such as Fig. 2, the junction of horizontal tube 332 and vertical pipe 331 is equipped with the deflector 34 being obliquely installed.Vertical pipe 331 is remote
The end of inner wall and deflector 34 from horizontal tube 332 is fixedly linked, and one end of deflector 34 towards horizontal tube 332 is tilted towards
Under.Water is gentle to be struck on deflector 34 from the discharge of horizontal tube 332, and water is slided along deflector 34, and gas floats along deflector 34, from
And carry out gas-liquid separation.
Such as Fig. 2, deflector 34 includes upper plate 341 and lower plate 342, and there are drainage gaps between upper plate 341 and lower plate 342
343, several water holes 344 being connected with drainage gap 343 are offered on upper plate 341.Water is gentle to be struck on upper plate 341,
Water is entered in drainage gap 343 by water hole 344, and a large amount of gas is isolated outside upper plate 341, so that gas-water separation be protected
The proper flow of water is demonstrate,proved, influence of the gas to water is reduced.
Such as Fig. 2, far from horizontal tube 332, the upper end of upper plate 341 offers air discharge duct 345, air discharge duct for the upper end of upper plate 341
345 are connected with drainage gap 343.Portion gas can by water hole 344 enter drainage gap 343 in, the portion gas from
Air discharge duct 345 is discharged, so that gas be avoided to gather in drainage gap 343, influences the discharge of water.
Such as Fig. 2, vertical pipe 331 is interior to be equipped with several inclined water fenders 35, and water fender 35 is located at the top of horizontal tube 332,
Water fender 35 is interlaced.Air flows upwards pass through several water fenders 35, motion path of the staggered water fender 35 to air
It is limited, when the water in air is struck on baffle, water is dripped along baffle, and then increases the rate of recovery of water.
Such as Fig. 1, discharge outlet 333 is connected with temporary water tank 4, keeps in the bottom phase that water tank 4 passes through kinetic pump 41 and spray column 1
Even.Water vapour liquefies to be formed in the temporary water tank 4 of water inflow later, and the water in temporary water tank 4 is pumped into spray column 1 by kinetic pump 41
It is recycled, saves water source.
Specific implementation process: exhaust gas enters in spray column 1, and water enters spray column 1 from make-up valve 16.Water circulating pump 15 opens
Dynamic, water purifies exhaust gas from the ejection of sparge pipe 11, and exhaust gas becomes clean gas discharge.The ion that water absorbs in exhaust gas is formed
Aqueous solution is located at the bottom of spray column 1.Aqueous solution enters in the collecting tank 21 of cooling tower 2, and aircraft turbine engine steam exhaust enters heat exchanger tube 22
In, reflux pump 25 starts, and aqueous solution sprays exchange heat pipe 22 from spray tube 23 and cools down.Aircraft turbine engine steam exhaust is dropped
Temperature, aqueous solution are concentrated by evaporation, and ion is precipitated in the form of solid salt.Driven fan 32 starts, and water vapour enters from exhaust outlet 26
It liquefies in pipe 31, water vapour carries out heat exchange, water vapour liquefaction by the aqueous solution in transverse tube 312 and collecting tank 21.Gas is driven
Power blower 32 is discharged, and water is discharged into temporary water tank 4 from discharge outlet 333, and is flowed into spray column 1 and recycled.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Claims (8)
1. a kind of waste gas recovery utilizes energy saver, it is characterised in that: including spray column (1) and cooling tower (2), the spray column
(1) sparge pipe (11) are equipped in, the bottom of the spray column (1) is equipped with recovery tube (12)；
Cooling tower (2) bottom is equipped with collecting tank (21), and the recovery tube (12) is connected to collecting tank (21), the collecting tank
(21) top is equipped with heat exchanger tube (22), and the heat exchanger tube (22) includes air inlet (221), gas outlet (222) and liquid outlet
(223), spray tube (23) are equipped with above the heat exchanger tube (22), reflux is equipped between the spray tube (23) and collecting tank (21)
It manages (24), the return pipe (24) is equipped with reflux pump (25).
2. a kind of waste gas recovery according to claim 1 utilizes energy saver, it is characterised in that: the cooling tower (2) is even
There is steam recyclable device, the steam recyclable device includes liquefaction pipe (31) and driven fan (32), cooling tower (2) upper end
It offers exhaust outlet (26), the liquefaction pipe (31) is set as L shape, including vertical tube (311) and transverse tube (312), the vertical tube
(311) upper end is connected with exhaust outlet (26), and described transverse tube (312) one end is connected with the lower end of vertical tube (311), and the other end is from collection
Liquid bath (21) is pierced by and is equipped with T-shaped connecting tube (33), the side of the connecting tube (33) and the end of transverse tube (312)
It is connected, upper end is connected with driven fan (32), and lower end is discharge outlet (333).
3. a kind of waste gas recovery according to claim 2 utilizes energy saver, it is characterised in that: transverse tube (312) position
It is that snakelike disk is set in collecting tank (21) in the part in collecting tank (21), the one end of the transverse tube (312) close to vertical tube (311)
Higher than the other end.
4. a kind of waste gas recovery according to claim 2 utilizes energy saver, it is characterised in that: the discharge outlet (333)
It is connected with temporary water tank (4), the temporary water tank (4) is connected by kinetic pump (41) with spray column (1).
5. a kind of waste gas recovery according to claim 2 utilizes energy saver, it is characterised in that: connecting tube (33) packet
Vertical pipe (331) and horizontal tube (332) are included, one end of the horizontal tube (332) is connected with transverse tube (312), the other end and vertical
It manages (331) to be connected, vertical pipe (331) upper end is connected with driven fan (32), and lower end is discharge outlet (333), the level
The junction of pipe (332) and vertical pipe (331) is equipped with the deflector (34) being obliquely installed.
6. a kind of waste gas recovery according to claim 5 utilizes energy saver, it is characterised in that: deflector (34) packet
Upper plate (341) and lower plate (342) are included, there are drainage gap (343), the upper plates between the upper plate (341) and lower plate (342)
(341) several water holes (344) are offered on.
7. a kind of waste gas recovery according to claim 6 utilizes energy saver, it is characterised in that: the upper plate (341) is remote
End from horizontal tube (332) offers air discharge duct (345).
8. a kind of waste gas recovery according to claim 5 utilizes energy saver, it is characterised in that: the vertical pipe (331)
It is interior to be located at being obliquely installed above horizontal tube (332) and interlaced water fender (35) equipped with several.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822170504.4U CN209549106U (en) | 2018-12-21 | 2018-12-21 | A kind of waste gas recovery utilizes energy saver |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201822170504.4U CN209549106U (en) | 2018-12-21 | 2018-12-21 | A kind of waste gas recovery utilizes energy saver |
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| CN209549106U true CN209549106U (en) | 2019-10-29 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109453621A (en) * | 2018-12-21 | 2019-03-12 | 江苏格陵兰传热科技有限公司 | A kind of waste gas recovery utilizes energy saver |
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2018
- 2018-12-21 CN CN201822170504.4U patent/CN209549106U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109453621A (en) * | 2018-12-21 | 2019-03-12 | 江苏格陵兰传热科技有限公司 | A kind of waste gas recovery utilizes energy saver |
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