CN211158932U - Chemical waste gas treatment device - Google Patents
Chemical waste gas treatment device Download PDFInfo
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- CN211158932U CN211158932U CN201921815819.8U CN201921815819U CN211158932U CN 211158932 U CN211158932 U CN 211158932U CN 201921815819 U CN201921815819 U CN 201921815819U CN 211158932 U CN211158932 U CN 211158932U
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Abstract
The utility model relates to the technical field of chemical waste gas treatment application, in particular to a chemical waste gas treatment device, which comprises a waste heat recovery device, a particle filter and UV photolysis waste gas treatment equipment, wherein the waste heat recovery device comprises a water tank, a heat exchange calandria is installed in the water tank, and a water inlet pipe and a water outlet pipe are also installed on the wall of the water tank; one end and the intake pipe intercommunication of heat transfer calandria, the other end and particulate filter's air inlet intercommunication, particulate filter's gas outlet and UV photodissociation exhaust-gas treatment equipment's air inlet intercommunication, UV photodissociation exhaust-gas treatment equipment's gas outlet is equipped with the delivery pipe, and this device simple structure, convenient operation has realized the energy recuperation to high temperature chemical waste gas, the absorption of particulate pollutant and the decomposition of waste gas purify to make chemical waste gas reach emission standard, reduce the pollution to the environment.
Description
Technical Field
The utility model relates to a chemical waste gas treatment application technical field especially relates to a chemical waste gas treatment device.
Background
Chemical waste gas refers to the high temperature toxic gas who is discharged by the chemical plant in chemical production, and chemical waste gas often contains particle pollutant kind a lot, and physics and chemical property are complicated, and the toxicity is also different, and direct discharge can seriously pollute the environment and lead to the high temperature energy extravagant, and conventional mill adopts active carbon to handle waste gas, can only adsorb the particle pollutant in the waste gas, can not realize decomposing the purification and energy recuperation to among the high temperature chemical waste gas to waste gas.
In summary, a chemical waste gas treatment device is needed.
SUMMERY OF THE UTILITY MODEL
To the above problem, an object of the utility model is to provide a chemical waste gas treatment device.
In order to achieve the above purpose, the technical scheme of the utility model is that:
a chemical waste gas treatment device comprises a waste heat recovery device, a particle filter and UV photolysis waste gas treatment equipment, wherein the waste heat recovery device comprises a water tank, a heat exchange exhaust pipe is installed in the water tank, and a water inlet pipe and a water outlet pipe are also installed on the wall of the water tank; one end and the intake pipe intercommunication of heat transfer calandria, the other end and particulate filter's air inlet intercommunication, particulate filter's gas outlet and UV photodissociation exhaust-gas treatment equipment's air inlet intercommunication, UV photodissociation exhaust-gas treatment equipment's gas outlet is equipped with the delivery pipe.
High-temperature chemical waste gas enters the waste heat recovery device through the air inlet pipe, the cooled waste gas enters the particle filter through the air outlet pipe and finally enters the UV photolysis waste gas treatment equipment, in the whole process, cooling water is added into the water tank through the water inlet pipe, the high-temperature chemical waste gas enters the heat exchange exhaust pipe along the air inlet pipe and is fully contacted with the cooling water in the water tank to achieve the purpose of heat recovery, the high-temperature water after absorbing heat can be discharged through the water outlet pipe and is used for industrial production or daily life, thereby realizing the energy recovery and utilization of the high-temperature waste gas, the particle filter adsorbs substances such as dust and the like in the waste gas, the UV photolysis waste gas treatment equipment utilizes high-energy ultraviolet light beams to realize the decomposition of the waste gas, the device has simple structure and convenient operation, not only realizes the energy recovery of the high-temperature chemical waste gas, the chemical waste gas reaches the discharge standard and the pollution to the environment is reduced.
Preferably, a liquid level sensor is installed in the water tank and electrically connected with the electromagnetic valve of the water inlet pipe through a control device, when the liquid level in the water tank is lower than a preset value, the liquid level sensor receives a sensing signal and converts the sensing signal into an electric signal to be transmitted to the control device, and the control device controls the electromagnetic valve of the water inlet pipe to be automatically opened to automatically supplement cooling water in the water tank.
Preferably, level sensor is photoelectric liquid level sensor, photoelectric liquid level sensor is including installing in the upper portion photoelectric probe and the lower part photoelectric probe of basin inner wall, and level sensor chooses for use photoelectric liquid level sensor to be the novel contact point liquid level measurement and control device who utilizes light to take place the catadioptric principle and develop at two kinds of different medium interfaces, and it has simple structure, and positioning accuracy is high, through setting up upper portion photoelectric probe and lower part photoelectric probe on the basin inner wall, can be used to receive the sensing signal of different liquid level height.
Preferably, the water tank is internally provided with a temperature sensor, the temperature sensor is electrically connected with the electromagnetic valve of the water outlet pipe through a control device, when the temperature in the water tank is higher than a preset value, the temperature sensor receives a sensing signal and converts the sensing signal into an electric signal to be transmitted to the control device, and the control device controls the electromagnetic valve of the water outlet pipe to be automatically opened, so that the high-temperature water is effectively utilized.
Preferably, the heat transfer calandria is formed by the combination of a plurality of snakelike winding pipes that communicate each other, and snakelike path length around the pipe, high temperature chemical industry waste gas can fully contact with the cooling water when snakelike winding pipe flows to reach the thermal purpose of fully retrieving high temperature chemical industry waste gas.
Preferably, the particle filter is provided with a back pressure measuring device, and the back pressure measuring device is communicated with the particle filter and can be used for monitoring the back pressure of the airflow caused by solid deposition, so that the use safety of the equipment is ensured.
Preferably, be equipped with centrifugal fan between particulate filter and the UV photodissociation exhaust-gas treatment equipment, in chemical industry exhaust-gas treatment process, along with matters such as dust constantly accumulate in particulate filter, lead to waste gas flow resistance easily, through set up the multiplicable waste gas flow rate of centrifugal fan between particulate filter and UV photodissociation exhaust-gas treatment equipment for the processing to chemical industry waste gas.
Preferably, the gas outlet of delivery pipe and UV photolysis exhaust-gas treatment equipment adopts flange joint, synthesizes according to atmospheric pollutants and discharges the requirement, and the emission height that selects different chemical waste gas is different, and the gas outlet of delivery pipe and UV photolysis exhaust-gas treatment equipment adopts flange joint, and the installation of the delivery pipe of convenient difference is dismantled to the use of this device of expansion encircles.
Preferably, the discharge pipe is the part of cylindrical structure, and the discharge pipe is the part of cylindrical structure, makes things convenient for the installation dismantlement with UV photolysis exhaust-gas treatment equipment gas outlet.
Preferably, the particle filter is an activated carbon filter device, the particle filter adopts activated carbon as an adsorbent, the use and the replacement are convenient, and the waste gas treatment cost can be reduced.
Compared with the prior art, the utility model has the advantages of: high-temperature chemical waste gas enters the waste heat recovery device through the air inlet pipe, the cooled waste gas enters the particle filter through the air outlet pipe and finally enters the UV photolysis waste gas treatment equipment, in the whole process, cooling water is added into the water tank through the water inlet pipe, the high-temperature chemical waste gas enters the heat exchange exhaust pipe along the air inlet pipe and is fully contacted with the cooling water in the water tank to achieve the purpose of heat recovery, the high-temperature water after absorbing heat can be discharged through the water outlet pipe and is used for industrial production or daily life, thereby realizing the energy recovery and utilization of the high-temperature waste gas, the particle filter adsorbs substances such as dust and the like in the waste gas, the UV photolysis waste gas treatment equipment utilizes high-energy ultraviolet light beams to realize the decomposition of the waste gas, the device has simple structure and convenient operation, not only realizes the energy recovery of the high-temperature chemical waste gas, the chemical waste gas reaches the discharge standard and the pollution to the environment is reduced.
The beneficial effects of other embodiments of the application are as follows:
1. when the liquid level in the water tank is lower than the preset value, the liquid level sensor receives the sensing signal and converts the sensing signal into an electric signal to be transmitted to the control device, and the control device controls the electromagnetic valve of the water inlet pipe to be automatically opened to automatically supplement the cooling water in the water tank.
2. The liquid level sensor selects a photoelectric liquid level sensor, is a novel contact type point liquid level measurement and control device developed by utilizing the principle that light is reflected and refracted on two different medium interfaces, has simple structure and high positioning precision, and can be used for receiving sensing signals with different liquid level heights by arranging an upper photoelectric probe and a lower photoelectric probe on the inner wall of the water tank.
3. When the temperature in the water tank is higher than the preset value, the temperature sensor receives the induction signal and converts the induction signal into an electric signal to be transmitted to the control device, and the control device controls the electromagnetic valve of the water outlet pipe to be automatically opened, so that the high-temperature water is effectively utilized.
4. The path of snakelike winding pipe is long, and high temperature chemical industry waste gas can fully contact with the cooling water when snakelike winding pipe flows to reach the thermal purpose of abundant recovery high temperature chemical industry waste gas.
5. The counter-pressure measuring device is communicated with the particle filter and can be used for monitoring the counter-pressure of the airflow caused by solid deposition, thereby ensuring the use safety of the equipment.
6. In the chemical waste gas treatment process, constantly accumulate in particulate filter along with matters such as dust, lead to waste gas flow resistance easily, through set up the multiplicable waste gas flow rate of centrifugal fan between particulate filter and UV photodissociation exhaust-gas treatment equipment for the processing to chemical waste gas.
7. According to the comprehensive emission requirement of atmospheric pollutants, the emission heights selected for different chemical waste gases are different, the emission pipe and the gas outlet of the UV photolysis waste gas treatment equipment are connected through a flange, the installation and the disassembly of different emission pipes are facilitated, and therefore the use of the device is enlarged and surrounded.
8. The delivery pipe is the part of cylindricality structure, convenient and the installation of UV photodissociation exhaust-gas treatment equipment gas outlet is dismantled.
9. The particle filter adopts active carbon as an adsorbent, is convenient to use and replace, and can reduce the cost of waste gas treatment.
Drawings
FIG. 1 is a schematic structural view of a chemical waste gas treatment device of the present invention;
fig. 2 is a schematic structural diagram of the waste heat recovery device of the present invention;
FIG. 3 is a schematic structural view of the serpentine winding pipe of the waste heat recovery device of the present invention;
fig. 4 is a schematic structural diagram of a control system of the water inlet pipe and the water outlet pipe of the waste heat recovery device of the present invention.
Reference numerals
1-a waste heat recovery device, 1 a-a water tank, 1 b-a heat exchange discharge pipe, 1 c-a water inlet pipe, 1 d-a water outlet pipe, 1 e-a control device, 2-a particle filter, 3-UV photolysis waste gas treatment equipment, 4-a gas inlet pipe, 5-a back pressure measuring device, 6-a centrifugal fan, 7-a discharge pipe and 8-a flange.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Example 1
As shown in fig. 1, fig. 2, fig. 3 and fig. 4, the chemical waste gas treatment device of this embodiment includes waste heat recovery device 1, basin 1a, heat transfer calandria 1b, inlet tube 1c, outlet pipe 1d, controlling means 1e, particle filter 2, UV photolysis exhaust-gas treatment equipment 3, intake pipe 4, back pressure measuring device 5, centrifugal fan 6, discharge pipe 7, flange 8, UV photolysis exhaust-gas treatment equipment utilizes the high-energy high ozone UV ultraviolet beam of speciality to shine the schizolysis and discharges chemical waste gas, can effectual processing: the molecular chain structure of the waste gas such as methyl hydrogen sulfide, methyl mercaptan, carbon disulfide, ethylene, sulfide, VOC and the like enables the molecular chain of organic or inorganic high molecular waste gas compounds to be degraded and converted into low molecular compounds such as carbon dioxide, water and the like under the irradiation of high-energy ultraviolet light beams, thereby achieving the purpose of effectively treating chemical waste gas; high temperature chemical waste gas passes through intake pipe 4 and gets into in waste heat recovery device 1, under waste heat recovery device 1 effect, waste gas after the cooling is in getting into particle filter 2 along the connecting pipe, get into in UV photolysis exhaust-gas treatment equipment 3 at last, in the whole process, high temperature chemical waste gas gets into the cooling water in heat transfer calandria lb and the basin 1a along intake pipe 4 and fully contacts and reaches the purpose of retrieving heat, particle filter 2 adsorbs matters such as dust in the waste gas, UV photolysis exhaust-gas treatment equipment 3 utilizes high-energy ultraviolet light beam to realize decomposing waste gas, this device simple structure, high operation convenience, energy recovery to high temperature chemical waste gas has been realized, the absorption of particle pollutant and the decomposition of waste gas purify, thereby make chemical waste gas reach emission standard, reduce the pollution to the environment.
The control device 1e is a singlechip of model JMDM-4DI8DOMT, the liquid level sensor is a novel contact type point liquid level measurement and control device developed by utilizing the principle that light reflects and refracts at two different medium interfaces, the liquid level sensor has simple structure and high positioning precision, the upper photoelectric probe and the lower photoelectric probe are arranged on the inner wall of the water tank 1a and can be used for receiving sensing signals with different liquid level heights, when the liquid level in the water tank 1a is lower than a preset value, the liquid level sensor receives the sensing signals and converts the sensing signals into electric signals to be transmitted to the control device, the control device 1e controls the electromagnetic valve of the water inlet pipe 1c to be automatically opened to automatically supply cooling water in the water tank 1a, when the temperature in the water tank 1a is higher than the preset value, the temperature sensor receives the sensing signals and converts the electric signals into the electric signals to be transmitted to the control device 1e, and the control device 1e, thereby realize automatic low temperature water of putting into in the basin and discharge high temperature water, can be used to industrial production or daily life after absorbing the heat in the high temperature chemical waste gas and being used for heating cooling water and use to realize the reutilization of energy in the high temperature waste gas.
The path of snakelike winding pipe is long, and high temperature chemical industry waste gas can fully contact with the cooling water when snakelike winding pipe flows to reach the thermal purpose of abundant recovery high temperature chemical industry waste gas.
The counter-pressure measuring device 5 is in communication with the particle filter 2 and can be used to monitor the counter-pressure of the gas stream due to solids deposition, thereby ensuring safe use of the apparatus.
In the chemical waste gas treatment process, constantly accumulate in particulate filter 2 along with matters such as dust, lead to waste gas flow resistance easily, through set up centrifugal fan 6 multiplicable waste gas flow rate between particulate filter 2 and UV photodissociation exhaust-gas treatment equipment 3 for the processing to chemical waste gas.
According to the comprehensive emission requirement of atmospheric pollutants, the emission height that selects different chemical waste gas is different, and discharge pipe 7 adopts flange 8 to be connected with UV photolysis exhaust-gas treatment equipment 3's gas outlet, makes things convenient for the installation of discharge pipe 7 and UV photolysis exhaust-gas treatment equipment 3 of different length to enlarge the use of this device and encircle.
The discharge pipe 7 is a part with a cylindrical structure, and is convenient to mount and dismount with the air outlet of the UV photolysis waste gas treatment equipment 3.
The particle filter 2 adopts active carbon as an adsorbent, is convenient to use and replace, and can reduce the cost of waste gas treatment.
The above embodiments are only used to illustrate the present invention and not to limit the technical solutions described in the present invention, and although the present invention has been described in detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and therefore, any modification or equivalent replacement may be made to the present invention; all such modifications and variations are intended to be included herein within the scope of this disclosure and the present invention and protected by the following claims.
Claims (10)
1. The utility model provides a chemical industry exhaust treatment device, includes waste heat recovery device (1), particulate filter (2) and UV photodissociation exhaust-gas treatment equipment (3), its characterized in that: the waste heat recovery device (1) comprises a water tank (1a), a heat exchange calandria (1b) is installed in the water tank (1a), and a water inlet pipe (1c) and a water outlet pipe (1d) are further installed on the wall of the water tank (1 a); one end and intake pipe (4) intercommunication of heat transfer calandria (1b), the air inlet intercommunication of the other end and particulate filter (2), the air outlet of particulate filter (2) and the air inlet intercommunication of UV photodissociation exhaust-gas treatment equipment (3), the gas outlet of UV photodissociation exhaust-gas treatment equipment (3) is equipped with delivery pipe (7).
2. The chemical waste gas treatment device according to claim 1, wherein: a liquid level sensor is installed in the water tank (1a), and the liquid level sensor is electrically connected with an electromagnetic valve of the water inlet pipe (1c) through a control device (1 e).
3. The chemical waste gas treatment device according to claim 2, wherein: the liquid level sensor is a photoelectric liquid level sensor, and the photoelectric liquid level sensor comprises an upper photoelectric probe and a lower photoelectric probe which are arranged on the inner wall of the water tank (1 a).
4. The chemical waste gas treatment device according to claim 3, wherein: and a temperature sensor is also arranged in the water tank (1a), and the temperature sensor is electrically connected with the electromagnetic valve of the water outlet pipe (1d) through a control device (1 e).
5. The chemical waste gas treatment device according to claim 4, wherein: the heat exchange calandria (1b) is formed by combining a plurality of snakelike winding pipes which are communicated with each other.
6. The chemical waste gas treatment device according to claim 1, wherein: the particle filter (2) is provided with a counter pressure measuring device (5).
7. The chemical waste gas treatment device according to claim 1, wherein: and a centrifugal fan (6) is arranged between the particle filter (2) and the UV photolysis waste gas treatment equipment (3).
8. The chemical waste gas treatment device according to claim 1, wherein: and the gas outlet of the discharge pipe (7) is connected with the UV photolysis waste gas treatment equipment (3) by a flange (8).
9. The chemical waste gas treatment device according to claim 7, wherein: the discharge pipe (7) is a part of cylindrical structure.
10. The chemical waste gas treatment device according to claim 1, wherein: the particle filter (2) is an activated carbon filter device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921815819.8U CN211158932U (en) | 2019-10-25 | 2019-10-25 | Chemical waste gas treatment device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921815819.8U CN211158932U (en) | 2019-10-25 | 2019-10-25 | Chemical waste gas treatment device |
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| CN211158932U true CN211158932U (en) | 2020-08-04 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111983151A (en) * | 2020-08-24 | 2020-11-24 | 央测(北京)检测技术研究院 | Environment simulation device for detecting volatile organic compounds in high-temperature environment |
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2019
- 2019-10-25 CN CN201921815819.8U patent/CN211158932U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111983151A (en) * | 2020-08-24 | 2020-11-24 | 央测(北京)检测技术研究院 | Environment simulation device for detecting volatile organic compounds in high-temperature environment |
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