CN217092821U - Ethanol exhaust treatment device - Google Patents
Ethanol exhaust treatment device Download PDFInfo
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- CN217092821U CN217092821U CN202220518842.6U CN202220518842U CN217092821U CN 217092821 U CN217092821 U CN 217092821U CN 202220518842 U CN202220518842 U CN 202220518842U CN 217092821 U CN217092821 U CN 217092821U
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Abstract
The utility model provides an ethanol exhaust treatment device, including first plate heat exchanger, second plate heat exchanger, first vapor separator, low temperature water advances the pipe, low temperature water exit tube, second vapor separator, fan, washing tower, circulating pipe and circulating water pump, wherein: the first plate heat exchanger is connected with the second plate heat exchanger through the first water-vapor separator, the bottom ends of the first plate heat exchanger and the second plate heat exchanger are respectively connected with the low-temperature water inlet pipe, and the top ends of the first plate heat exchanger and the second plate heat exchanger are respectively connected with the low-temperature water outlet pipe. When the utility model is used, the resource recovery rate can be improved, the waste gas treatment effect is ensured, and the economic benefit and the environmental effect are good; through processes such as collection, condensation, physical absorption, ethanol in the waste gas is fully recovered and treated, certain economic benefits and environmental benefits are achieved, and the method is convenient for market popularization and application.
Description
Technical Field
The utility model relates to a waste gas treatment process technical field especially relates to an ethanol exhaust-gas treatment device.
Background
Amino acid manufacturing enterprises can produce a part of waste gas containing high-concentration ethanol in the production process, and the main component of the waste gas is ethanol, so that the peculiar smell is large.
But current ethanol exhaust treatment device still has the treatment effect not up to standard and causes the influence to surrounding atmospheric environment, also causes certain waste to the resource, can not carry out good recovery and can guarantee the problem that exhaust emission up to standard again to ethanol simultaneously.
Therefore, it is necessary to invent an ethanol waste gas treatment device.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides an ethanol exhaust treatment device to solve current ethanol exhaust treatment device and still having the treatment effect not up to standard and causing the influence to the surrounding atmospheric environment, also cause certain waste to the resource, can not carry out good recovery to ethanol simultaneously and can guarantee the problem that waste gas emission up to standard again. The utility model provides an ethanol exhaust-gas treatment device, includes first plate heat exchanger, second plate heat exchanger, first water vapor separator, low temperature water advances the pipe, low temperature water exit tube, second water vapor separator, fan, washing tower, circulating pipe and circulating water pump, wherein: the first plate heat exchanger is connected with the second plate heat exchanger through a first water-vapor separator, the bottom ends of the first plate heat exchanger and the second plate heat exchanger are respectively connected with the low-temperature water inlet pipe, and the top ends of the first plate heat exchanger and the second plate heat exchanger are respectively connected with the low-temperature water outlet pipe; the second plate heat exchanger is connected with the water washing tower through a second water-vapor separator; the fan is respectively connected with the first water-vapor separator and the second water-vapor separator; one side of the top end of the surface of the water washing tower is connected with a circulating water pump through a circulating pipe, and the circulating water pump is connected with one side of the bottom end of the water washing tower.
The first plate type heat exchanger comprises a heat exchanger main body, an air inlet pipe, a first fan, a waste gas inlet, a first connecting pipe, a second connecting pipe and a third connecting pipe, wherein the air inlet pipe is arranged on one side of the surface of the top end of the heat exchanger main body, and the first fan and the waste gas inlet are arranged at the bottom end of the air inlet pipe; the middle of the top end and the middle of the bottom end of the heat exchanger main body are respectively provided with a first connecting pipe and a second connecting pipe, and the middle of one side of the surface of the heat exchanger main body is provided with a third connecting pipe.
The second plate heat exchanger comprises a heat exchanger body II, a connecting pipe IV, a connecting pipe V and a connecting pipe VI, wherein the connecting pipe IV and the connecting pipe VI are respectively arranged in the middle of the top end and the bottom end of the heat exchanger body II, and the connecting pipe V is arranged in the middle of one side of the surface of the heat exchanger body II.
The first water-vapor separator comprises a separator main body, a connector, a lower connector and an upper connecting pipe, wherein the connector is arranged in the middle of one side of the surface of the separator main body, and the lower connector is arranged in the middle of the bottom surface of the separator main body; the bottom end of the upper connecting pipe is connected with the middle of the top end of the separator main body, and the top end of the upper connecting pipe is connected with one side of the surface of the top end of the second heat exchanger main body.
The second water-vapor separator comprises a heat exchanger main body I, a first connecting head, a first lower connecting head and a first upper connecting pipe, the first connecting head is arranged in the middle of one side of the surface of the heat exchanger main body, and the first lower connecting head is arranged in the middle of the bottom surface of the heat exchanger main body; the bottom end of the upper connecting pipe I is connected with the top end of the heat exchanger main body I.
The fan comprises a fan main body, a three-fork connecting pipe, a waste liquid discharging device and a waste liquid connecting pipe, wherein the top end of the fan main body is connected with a main pipe of the three-fork connecting pipe, and the waste liquid discharging device is arranged on one side of the surface of the fan main body; and a waste liquid connecting pipe is arranged on one side of the waste liquid discharging device.
The washing tower comprises a tower body, a plurality of access holes, a first side connecting head, a second side connecting head and a third side connecting head, wherein the access holes are symmetrically arranged in the middle of the front surface of the tower body; the two first side connecting heads are arranged, and the symmetrical positions of the first side connecting heads are arranged above the middle of one side of the surface of the tower body; and the positions of the second side connector and the third side connector, which are mirror images, are arranged on two sides of the bottom end of the tower body.
Compared with the prior art, the utility model has the advantages of:
the ethanol waste gas treatment device can improve the resource recovery rate, ensure the waste gas treatment effect and have good economic benefit and environmental effect; through the processes of collection, condensation, physical absorption and the like, ethanol in the waste gas is fully recovered and treated, and certain economic benefit and environmental benefit are achieved.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the first plate heat exchanger of the present invention.
Fig. 3 is a schematic structural view of the first water-vapor separator and the second plate heat exchanger of the present invention.
Fig. 4 is a schematic view of the fan structure of the present invention.
Fig. 5 is a schematic view of the second water-vapor separator and the water scrubber of the present invention.
In the figure:
the device comprises a first plate heat exchanger 1, a heat exchanger main body 11, an air inlet pipe 12, a first fan 13, an exhaust gas inlet 14, a first connecting pipe 15, a second connecting pipe 16, a third connecting pipe 17, a second plate heat exchanger 2, a second heat exchanger main body 21, a fourth connecting pipe 22, a fifth connecting pipe 23, a sixth connecting pipe 24, a first water-vapor separator 3, a separator main body 31, a connector 32, a lower connector 33, an upper connecting pipe 34, a low-temperature water inlet pipe 4, a low-temperature water outlet pipe 5, a second water-vapor separator 6, a first heat exchanger main body 61, a first connector 62, a first lower connector 63, a first upper connecting pipe 64, a fan 7, a washing tower 8, a tower body 81, an access hole 82, a first side connector 83, a second side connector 84, a third connector 85, a circulating pipe 9 and a circulating water pump 10.
Detailed Description
In order to make the technical solution of the present invention better understood, the technical solution of the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.
The invention is further described below with reference to the accompanying drawings:
example one
Referring to fig. 1 to 5, an ethanol waste gas treatment apparatus includes a first plate heat exchanger 1, a second plate heat exchanger 2, a first water-vapor separator 3, a low-temperature water inlet pipe 4, a low-temperature water outlet pipe 5, a second water-vapor separator 6, a fan 7, a water washing tower 8, a circulation pipe 9, and a circulation water pump 10, wherein: the first plate heat exchanger 1 is connected with the second plate heat exchanger 2 through the first water-vapor separator 3, the bottom ends of the first plate heat exchanger 1 and the second plate heat exchanger 2 are respectively connected with the low-temperature water inlet pipe 4, and the top ends of the first plate heat exchanger 1 and the second plate heat exchanger 2 are respectively connected with the low-temperature water outlet pipe 5; the second plate heat exchanger 2 is connected with a water washing tower 8 through a second water-vapor separator 6; the fan 7 is respectively connected with the first water-vapor separator 3 and the second water-vapor separator 6; one side of the top end of the surface of the water washing tower 8 is connected with a circulating water pump 10 through a circulating pipe 9, and the circulating water pump 10 is connected with one side of the bottom end of the water washing tower 8; the plates arranged in the first plate heat exchanger 1 and the second plate heat exchanger 2 are made of 316L materials.
It should be noted that the first plate heat exchanger 1 includes a heat exchanger main body 11, an air inlet pipe 12, a first fan 13, a waste gas inlet 14, a first connecting pipe 15, a second connecting pipe 16 and a third connecting pipe 17, wherein the air inlet pipe 12 is arranged on one side of the top end surface of the heat exchanger main body 11, and the first fan 13 and the waste gas inlet 14 are arranged at the bottom end of the air inlet pipe 12; a first connecting pipe 15 and a second connecting pipe 16 are respectively arranged in the middle of the top end and the bottom end of the heat exchanger main body 11, and a third connecting pipe 17 is arranged in the middle of one side of the surface of the heat exchanger main body 11; the first plate heat exchanger 1 is connected to the low-temperature water inlet pipe 4 and the low-temperature water outlet pipe 5 through a first connecting pipe 15 and a second connecting pipe 16, respectively.
The second plate heat exchanger 2 comprises a second heat exchanger main body 21, a fourth connecting pipe 22, a fifth connecting pipe 23 and a sixth connecting pipe 24, the fourth connecting pipe 22 and the sixth connecting pipe 24 are respectively arranged in the middle of the top end and the middle of the bottom end of the second heat exchanger main body 21, and the fifth connecting pipe 23 is arranged in the middle of one side of the surface of the second heat exchanger main body 21; the second plate heat exchanger 2 is connected with the low-temperature water inlet pipe 4 and the low-temperature water outlet pipe 5 through a fourth connecting pipe 22 and a sixth connecting pipe 24.
The first water-vapor separator 3 comprises a separator main body 31, a connecting head 32, a lower connecting head 33 and an upper connecting pipe 34, wherein the connecting head 32 is arranged in the middle of one side of the surface of the separator main body 31, and the lower connecting head 33 is arranged in the middle of the bottom surface of the separator main body 31; the bottom end of the upper connecting pipe 34 is connected with the middle of the top end of the separator main body 31, and the top end of the upper connecting pipe 34 is connected with one side of the surface of the top end of the second heat exchanger main body 21; the connector 32 is connected with the third connecting pipe 17 in a sealing way.
The second water-steam separator 6 comprises a first heat exchanger body 61, a first connecting head 62, a first lower connecting head 63 and a first upper connecting pipe 64, the first connecting head 62 is arranged in the middle of one side of the surface of the first heat exchanger body 61, and the first lower connecting head 63 is arranged in the middle of the bottom surface of the first heat exchanger body 61; the bottom end of the upper connecting pipe I64 is connected with the top end of the heat exchanger main body I61; the first connecting head 62 is connected with the fifth connecting pipe 23 in a sealing way.
The fan 7 comprises a fan main body 71, a three-fork connecting pipe 72, a waste liquid discharging device 73 and a waste liquid connecting pipe 74, the top end of the fan main body 71 is connected with the main pipe of the three-fork connecting pipe 72, and the waste liquid discharging device 73 is arranged on one side of the surface of the fan main body 71; a waste liquid connecting pipe 74 is provided at one side of the waste liquid drainer 73; the other two tubes of the three-fork connecting tube 72 are respectively connected with the lower connector 33 and the first lower connector 63 in a sealing way.
The water washing tower 8 comprises a tower body 81, a plurality of access holes 82, a first side connecting head 83, a second side connecting head 84 and a third side connecting head 85, wherein the access holes 82 are symmetrically arranged in the middle of the front surface of the tower body 81; two first side connecting heads 83 are arranged, and the first side connecting heads 83 are symmetrically arranged above the middle of one side of the surface of the tower body 81; the second side connector 84 and the third side connector 85 are arranged on two sides of the bottom end of the tower body 81 in mirror image positions; the first side connector 83 is respectively connected with the circulating pipe 9, and the second side connector 84 and the third side connector 85 are respectively connected with the waste liquid connecting pipe 74 and the circulating water pump 10; the inside of washing tower 8 includes two-layer absorption section and one deck defogging section, and washing tower 8 is provided with the thermometer mouth.
In the embodiment, when the device is used, the collected ethanol waste gas firstly passes through the two-stage plate heat exchanger, high-concentration ethanol in the waste gas is condensed and recovered, the temperature of the waste gas is reduced, and the condensed and recovered ethanol enters the temporary storage tank; the waste gas after condensation and recovery passes through a gas-liquid separator to prevent the ethanol liquid from entering a fan; the treated waste gas is sent into a water washing tower for further absorption, and the waste gas after absorption is discharged in high altitude; the absorption liquid can be circulated by a circulating pump, and the saturated absorption liquid enters a recovery storage tank.
The collected waste gas enters a two-stage plate heat exchanger, high-concentration ethanol in the waste gas is condensed and recovered through low-temperature water, and meanwhile, the temperature of the waste gas is reduced; and the water-vapor separator is used for separating the ethanol liquid in the waste gas to the temporary storage tank. The pretreated ethanol waste gas enters a water washing tower for further treatment, so that the waste gas is ensured to be discharged after reaching the standard; the absorption liquid can be circulated by a circulating pump, and the saturated absorption liquid enters a recovery storage tank. The absorbent in the absorption tower is tap water, and the heat exchange medium of the plate heat exchanger is low-temperature water for public works. The absorption liquid is recycled through the circulating pump, and the absorption liquid is recycled by the device, so that resources are saved. Enters a recovery storage tank after being saturated by absorption
Utilize technical scheme, or technical personnel in the field are in the utility model discloses under technical scheme's the inspiration, design similar technical scheme, and reach above-mentioned technological effect, all fall into the utility model discloses a protection scope.
Claims (7)
1. An ethanol exhaust treatment device, which is characterized in that: including first plate heat exchanger (1), second plate heat exchanger (2), first vapor separator (3), low temperature water advances pipe (4), low temperature water exit tube (5), second vapor separator (6), fan (7), washing tower (8), circulating pipe (9) and circulating water pump (10), wherein: the first plate heat exchanger (1) is connected with the second plate heat exchanger (2) through a first water-vapor separator (3), the bottom ends of the first plate heat exchanger (1) and the second plate heat exchanger (2) are respectively connected with a low-temperature water inlet pipe (4), and the top ends of the first plate heat exchanger (1) and the second plate heat exchanger (2) are respectively connected with a low-temperature water outlet pipe (5); the second plate heat exchanger (2) is connected with a water washing tower (8) through a second water-vapor separator (6); the fan (7) is respectively connected with the first water-vapor separator (3) and the second water-vapor separator (6); one side of the top end of the surface of the water washing tower (8) is connected with a circulating water pump (10) through a circulating pipe (9), and the circulating water pump (10) is connected with one side of the bottom end of the water washing tower (8).
2. The ethanol waste gas treatment device according to claim 1, wherein: the first plate type heat exchanger (1) comprises a heat exchanger main body (11), an air inlet pipe (12), a first fan (13), a waste gas inlet (14), a first connecting pipe (15), a second connecting pipe (16) and a third connecting pipe (17), wherein the air inlet pipe (12) is arranged on one side of the top end surface of the heat exchanger main body (11), and the first fan (13) and the waste gas inlet (14) are arranged at the bottom end of the air inlet pipe (12); the middle of the top end and the middle of the bottom end of the heat exchanger main body (11) are respectively provided with a first connecting pipe (15) and a second connecting pipe (16), and the middle of one side of the surface of the heat exchanger main body (11) is provided with a third connecting pipe (17).
3. The ethanol off-gas treatment apparatus according to claim 1, wherein: the second plate heat exchanger (2) comprises a heat exchanger main body II (21), a connecting pipe IV (22), a connecting pipe V (23) and a connecting pipe VI (24), the middles of the top end and the bottom end of the heat exchanger main body II (21) are respectively provided with the connecting pipe IV (22) and the connecting pipe VI (24), and the middle of one side of the surface of the heat exchanger main body II (21) is provided with the connecting pipe V (23).
4. The ethanol waste gas treatment device according to claim 1, wherein: the first water-vapor separator (3) comprises a separator main body (31), a connector (32), a lower connector (33) and an upper connecting pipe (34), the connector (32) is arranged in the middle of one side of the surface of the separator main body (31), and the lower connector (33) is arranged in the middle of the bottom surface of the separator main body (31); the bottom end of the upper connecting pipe (34) is connected with the middle of the top end of the separator main body (31), and the top end of the upper connecting pipe (34) is connected with one side of the top end surface of the second heat exchanger main body (21).
5. The ethanol waste gas treatment device according to claim 1, wherein: the second water-steam separator (6) comprises a first heat exchanger body (61), a first connecting head (62), a first lower connecting head (63) and a first upper connecting pipe (64), the first connecting head (62) is arranged in the middle of one side of the surface of the first heat exchanger body (61), and the first lower connecting head (63) is arranged in the middle of the bottom surface of the first heat exchanger body (61); the bottom end of the upper connecting pipe I (64) is connected with the top end of the heat exchanger main body I (61).
6. The ethanol waste gas treatment device according to claim 1, wherein: the fan (7) comprises a fan main body (71), a three-fork connecting pipe (72), a waste liquid discharging device (73) and a waste liquid connecting pipe (74), the top end of the fan main body (71) is connected with a main pipe of the three-fork connecting pipe (72), and the waste liquid discharging device (73) is arranged on one side of the surface of the fan main body (71); and a waste liquid connecting pipe (74) is arranged on one side of the waste liquid discharging device (73).
7. The ethanol waste gas treatment device according to claim 1, wherein: the washing tower (8) comprises a tower body (81), an access hole (82), a first side connecting head (83), a second side connecting head (84) and a third side connecting head (85), wherein a plurality of access holes (82) are formed, and the access holes (82) are symmetrically arranged in the middle of the front surface of the tower body (81); two side connecting heads (83) are arranged, and the symmetrical positions of the side connecting heads (83) are arranged above the middle of one side of the surface of the tower body (81); the side connector II (84) and the side connector III (85) are arranged on two sides of the bottom end of the tower body (81) in mirror image positions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220518842.6U CN217092821U (en) | 2022-03-09 | 2022-03-09 | Ethanol exhaust treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220518842.6U CN217092821U (en) | 2022-03-09 | 2022-03-09 | Ethanol exhaust treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217092821U true CN217092821U (en) | 2022-08-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220518842.6U Active CN217092821U (en) | 2022-03-09 | 2022-03-09 | Ethanol exhaust treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217092821U (en) |
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2022
- 2022-03-09 CN CN202220518842.6U patent/CN217092821U/en active Active
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