CN212119466U - Liquid negative pressure operating system is mixed in preliminary treatment - Google Patents
Liquid negative pressure operating system is mixed in preliminary treatment Download PDFInfo
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- CN212119466U CN212119466U CN202020123121.6U CN202020123121U CN212119466U CN 212119466 U CN212119466 U CN 212119466U CN 202020123121 U CN202020123121 U CN 202020123121U CN 212119466 U CN212119466 U CN 212119466U
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Abstract
The utility model discloses a negative pressure operation system for pre-treating mixed liquid, which comprises an air draft system arranged in a negative pressure air draft mixed liquid chamber; the air exhaust system comprises an air duct arranged at the top of the negative-pressure air exhaust mixed liquid chamber, an exhaust fan arranged on the wall of the negative-pressure air exhaust mixed liquid chamber and a combustible gas alarm electrically connected with the exhaust fan; the air channel is used for intensively discharging waste gas; the negative pressure air draft liquid mixing ventilation cabinet is arranged in the negative pressure air draft liquid mixing chamber and is used for placing a ton barrel containing mixed liquid to prevent toxic and harmful gases from diffusing; an air outlet of the negative-pressure air-draft liquid-mixing ventilation cabinet is communicated with an air duct; the gas purification device is communicated with the air channel and is used for purifying the gas discharged from the air channel, and the discharge device is used for discharging the purified gas. The utility model discloses a liquid negative pressure operating system is mixed in preliminary treatment solves the diffusion problem of the poisonous and harmful gas that causes in the liquid mixing process, can not cause harm for peripheral personnel and environment.
Description
Technical Field
The utility model relates to an environmental protection technology field, in particular to liquid negative pressure operating system is mixed in preliminary treatment.
Background
Hazardous waste disposal units often collect small packages of waste, such as 25L barrels, 50L barrels, and 200L barrels, during the process of collecting, transporting, and disposing the waste. Such small packaged waste can be messy if delivered directly to a disposal plant. It is common practice to combine simple-component, stable-quality liquid waste from several small packages into one large package by a pre-treatment plant, which will allow safer and more efficient disposal of the waste.
The dangerous useless of collection is poisonous harmful substance usually, can not distribute poisonous harmful gas under the sealed circumstances of packaging container usually, nevertheless has bucket, drawing liquid, mixes even reaction at the liquid process of mixing, often can diffuse out poisonous harmful gas. The toxic and harmful gas components mainly comprise various gas components such as acids, alcohols, aldehydes, ethers, organic acids, benzene series, alkanes, hydrogen sulfide, ammonia, hydrogen chloride and the like. These toxic and harmful gases will harm the health of operators and harm the surrounding personnel and the environment, and even have fire and explosion risks due to organic components contained in the toxic and harmful gases.
Therefore, the problem of the diffusion of poisonous and harmful gas caused by the liquid mixing process is solved by a set of pretreatment liquid mixing negative pressure operation system, the poisonous and harmful gas is timely absorbed and treated, harm to peripheral personnel and the environment is avoided, and meanwhile, the combustible gas alarm is linked with the forced-ventilated fan, so that the combustible gas is timely discharged, and the fire and explosion risks are eliminated.
SUMMERY OF THE UTILITY MODEL
In view of the above, there is a need to provide a pretreatment liquid mixing negative pressure operation system, comprising:
the air exhaust system is arranged in the negative-pressure air-exhaust liquid mixing chamber; the air draft system comprises an air duct arranged at the top of the negative-pressure air draft mixed liquid chamber, an exhaust fan arranged on the wall of the negative-pressure air draft mixed liquid chamber and a combustible gas alarm arranged in the negative-pressure air draft mixed liquid chamber and electrically connected with the exhaust fan; the air duct is used for intensively discharging waste gas;
the negative-pressure air-draft liquid-mixing ventilation cabinet is arranged in the negative-pressure air-draft liquid-mixing chamber and is used for placing a ton bucket containing mixed liquid to prevent toxic and harmful gases from diffusing; an air outlet of the negative-pressure air-draft liquid-mixing ventilation cabinet is communicated with the air channel;
a gas purification device communicated with the air channel and used for purifying the gas discharged by the air channel,
and the discharge device is used for discharging the purified gas.
Preferably, the gas purification device comprises a gas activated carbon adsorption and a waste gas scrubbing tower.
Preferably, the system further comprises an online monitoring device for detecting the quality of the discharged gas; the on-line monitoring device comprises a first sampling point and a second sampling point, and the first sampling point is arranged between the air channel and the gas purification device; the second sampling point is disposed between the gas purification apparatus and the discharge apparatus.
Preferably, a manual valve is arranged between the air duct and the gas purification device.
Preferably, the air duct comprises a main air duct and secondary air ducts arranged on two sides of the main air duct, and the secondary air ducts are provided with shutters.
Preferably, the blinds are adjustable blinds.
Preferably, the exhaust means is a 15m high stack exhaust.
Compared with the prior art, the utility model discloses a beneficial effect of liquid negative pressure operating system is mixed in preliminary treatment:
(1) the air exhaust system is added, so that toxic and harmful gas in the pretreatment liquid mixing area can be effectively extracted, and the damage to operators is reduced.
(2) Increase negative pressure convulsions and mix liquid fume chamber, can further reduce the poisonous and harmful gas that the most serious muddy liquid ton bucket of pollution diffused, further reduce the harm to operating personnel.
(3) The gas purification device is connected behind the air exhaust system, so that the harm of the extracted toxic and harmful gas to surrounding personnel and the whole environment can be avoided.
(4) The inlet and the outlet of the gas purification device are provided with sampling ports and are provided with online detection devices, so that the concentration of the toxic and harmful gas at the tail end of the gas purification device can be regularly measured and tracked in real time. And (5) knowing whether the treatment effect of the gas purification device can meet the requirements of national standards.
(5) The exhaust fan is arranged on the outer wall and interlocked with the combustible gas alarm, when the concentration of the combustible gas reaches 10%, the exhaust fan is started to discharge the combustible gas strongly, and fire and explosion are avoided.
Drawings
FIG. 1 is a schematic structural view of an air duct of the pretreatment liquid-mixing negative pressure operation system of the present invention;
fig. 2 is a schematic structural diagram of the gas purification device of the middle pre-treatment liquid-mixing negative pressure operation system of the present invention.
Detailed Description
The utility model provides a liquid negative pressure operating system is mixed in preliminary treatment, refer to fig. 1 and fig. 2, in this embodiment, this liquid negative pressure operating system is mixed in preliminary treatment includes: the negative-pressure air-draft liquid mixing chamber is used for storing the collected hazardous wastes; the negative pressure air draft liquid mixing chamber comprises a sealed building, and an air draft system 10 and a negative pressure air draft liquid mixing fume hood 20 are arranged in the negative pressure air draft liquid mixing chamber. The air draft system 10 is arranged in the negative pressure air draft liquid mixing chamber; the air draft system 10 comprises an air duct 11 arranged at the top of the negative-pressure air draft mixed liquid chamber, an exhaust fan 12 arranged on the wall of the negative-pressure air draft mixed liquid chamber and a combustible gas alarm 13 arranged in the negative-pressure air draft mixed liquid chamber and electrically connected with the exhaust fan 12; the air duct 11 is used for intensively discharging waste gas; the negative-pressure air-draft liquid-mixing ventilation cabinet 20 is arranged in the negative-pressure air-draft liquid-mixing chamber and is used for placing a ton bucket containing mixed liquid to prevent toxic and harmful gases from diffusing; an air outlet of the negative-pressure air-draft liquid-mixing ventilation cabinet 20 is communicated with the air duct 11;
a gas purifying device 30 communicated with the air duct 11 for purifying the gas discharged from the air duct 11, and a discharging device 50 for discharging the purified gas.
In this embodiment, by establishing the negative pressure air draft liquid mixing chamber and the negative pressure air draft liquid mixing fume chamber 20, the toxic and harmful substances emitted can be timely extracted and disposed through the gas purifying device 30. This liquid negative pressure operating system is mixed in preliminary treatment can solve the diffusion problem of the poisonous and harmful gas that leads to the fact in the liquid process of mixing, in time absorbs simultaneously and deals with poisonous and harmful gas, can not cause harm for peripheral personnel and environment. Meanwhile, the combustible gas alarm 13 is interlocked with the exhaust fan 12 to discharge combustible gas in time, so that fire and explosion risks are eliminated. The online monitoring device regularly monitors the quality of the air discharged from the negative-pressure air-draft mixed liquid chamber and the quality of the air purified by the gas purification device 30; the concentration of the poisonous and harmful gas at the tail end of the gas purification device 30 can be conveniently measured regularly and tracked in real time, and whether the treatment effect of the gas purification device 30 can meet the requirements of national standards or not can be known. When the concentration of the combustible gas in the negative-pressure air-draft liquid mixing chamber reaches 10%, the exhaust fan 12 is started to discharge the combustible gas strongly, so that fire and explosion are avoided.
Further, the gas purification device 30 comprises a gas activated carbon adsorption 32 and an exhaust gas washing tower 33, and the exhaust gas purification treatment efficiency is high.
Further, the device comprises an online monitoring device for detecting the quality of the discharged gas, wherein the online monitoring device comprises a first sampling point 31 and a second sampling point 34, and the first sampling point 31 is arranged between the air duct 11 and the gas purification device 30; the second sampling point 34 is arranged between the gas cleaning device 30 and the discharge device 50.
Further, a manual valve 40 is disposed between the air duct 11 and the gas purification device 30, and in an emergency, the valve can be manually opened and closed to prevent harmful gas from harming surrounding personnel and the environment.
Further, the air duct 11 includes a main air duct 111 and secondary air ducts 11 disposed at two sides of the main air duct 111, and a louver 113 is disposed on the secondary air duct 112. In the present embodiment, the primary air duct 111 communicates with the secondary air duct 112. The exhaust air enters the secondary air duct 112 from the louver 113 and is discharged through the primary air duct 111.
Further, the louver 113 is an adjustable louver.
Further, the exhaust device 50 is a 15m high stack exhaust, ensuring that the gas exhaust does not pollute the external environment.
Compared with the prior art, the utility model discloses a beneficial effect of liquid negative pressure operating system is mixed in preliminary treatment:
(1) the air exhaust system 10 is additionally arranged, so that toxic and harmful gases in the pretreatment liquid mixing area can be effectively exhausted, and the damage to operators is reduced.
(2) Increase negative pressure convulsions and mix liquid fume chamber 20, can further reduce the poisonous and harmful gas that the most serious muddy liquid ton bucket of pollution diffused, further reduce the harm to operating personnel.
(3) The gas purification device 30 is connected behind the air draft system 10, so that the harm of the drawn toxic and harmful gas to surrounding personnel and the whole environment can be avoided.
(4) The inlet and outlet of the gas purification device 30 are provided with sampling ports and are provided with online detection devices, so that the concentration of the toxic and harmful gas at the tail end of the gas purification device 30 can be measured regularly and tracked in real time. To know whether the treatment effect of the gas purification device 30 can meet the requirements of national standards.
(5) The exhaust fan 12 is installed on the outer wall and interlocked with the combustible gas alarm 13, when the concentration of combustible gas reaches 10%, the exhaust fan 12 is started to discharge the combustible gas strongly, and fire and explosion are avoided.
The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features. The above examples only represent some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (7)
1. A negative pressure operation system for pre-treatment mixed liquid is characterized by comprising:
the air exhaust system is arranged in the negative-pressure air-exhaust liquid mixing chamber; the air draft system comprises an air duct arranged at the top of the negative-pressure air draft mixed liquid chamber, an exhaust fan arranged on the wall of the negative-pressure air draft mixed liquid chamber and a combustible gas alarm arranged in the negative-pressure air draft mixed liquid chamber and electrically connected with the exhaust fan; the air duct is used for intensively discharging waste gas;
the negative-pressure air-draft liquid-mixing ventilation cabinet is arranged in the negative-pressure air-draft liquid-mixing chamber and is used for placing a ton bucket containing mixed liquid to prevent toxic and harmful gases from diffusing; an air outlet of the negative-pressure air-draft liquid-mixing ventilation cabinet is communicated with the air channel;
a gas purification device communicated with the air channel and used for purifying the gas discharged by the air channel,
and the discharge device is used for discharging the purified gas.
2. The negative pressure operation system for mixed pretreatment liquid according to claim 1, wherein the gas purification device comprises a gas activated carbon adsorption and waste gas washing tower.
3. The negative-pressure operation system for pretreating mixed liquid according to claim 1, further comprising an online monitoring device for detecting the quality of the discharged gas; the on-line monitoring device comprises a first sampling point and a second sampling point, and the first sampling point is arranged between the air channel and the gas purification device; the second sampling point is disposed between the gas purification apparatus and the discharge apparatus.
4. The negative-pressure operation system for the pretreatment liquid mixing according to claim 1, wherein a manual valve is arranged between the air duct and the gas purification device.
5. The negative-pressure operation system for the pre-treatment mixed liquid as claimed in claim 1, wherein the air duct comprises a main air duct and secondary air ducts disposed at two sides of the main air duct, and the secondary air ducts are provided with shutters.
6. The negative pressure pre-treatment fluid mixing operation system as set forth in claim 5, wherein the louvers are adjustable louvers.
7. The negative pressure operation system for pre-treatment liquid mixing according to claim 1, wherein the discharging device is a 15m high stack discharge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020123121.6U CN212119466U (en) | 2020-01-19 | 2020-01-19 | Liquid negative pressure operating system is mixed in preliminary treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020123121.6U CN212119466U (en) | 2020-01-19 | 2020-01-19 | Liquid negative pressure operating system is mixed in preliminary treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212119466U true CN212119466U (en) | 2020-12-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020123121.6U Active CN212119466U (en) | 2020-01-19 | 2020-01-19 | Liquid negative pressure operating system is mixed in preliminary treatment |
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| Country | Link |
|---|---|
| CN (1) | CN212119466U (en) |
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2020
- 2020-01-19 CN CN202020123121.6U patent/CN212119466U/en active Active
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