CN212961635U

CN212961635U - Laboratory hybrid exhaust-gas treatment equipment

Info

Publication number: CN212961635U
Application number: CN202021306189.4U
Authority: CN
Inventors: 刘跃
Original assignee: Parke Gas Application Technology Co ltd
Current assignee: Parke Gas Application Technology Co ltd
Priority date: 2020-07-07
Filing date: 2020-07-07
Publication date: 2021-04-13
Anticipated expiration: 2030-07-07

Abstract

The utility model discloses a laboratory hybrid exhaust-gas treatment equipment, including the portion of admitting air, the burning tower, the scrubbing tower, first connecting pipe, circulation tank, circulating water pump, second connecting pipe and third connecting pipe, the top of burning tower is located to the portion of admitting air, the portion of admitting air is equipped with the waste gas mouth of pipe, compressed air mouth of pipe and nitrogen gas mouth of pipe, combustion tower bottom and scrubbing tower bottom are by first connecting pipe intercommunication, first connecting pipe is equipped with the dust collection box in the below that corresponds the burning tower position, the circulation tank top is equipped with circulating water pump, bottom is by second connecting pipe intercommunication in the middle of circulation tank top and the first connecting pipe, the scrubbing tower lateral wall is equipped with a plurality of sprinkler heads, a plurality of sprinkler heads and circulating water pump are by third connecting pipe intercommunication, the scrubbing tower top is equipped with the. The utility model discloses can realize inflammable and explosive and toxic corrosive waste gas's centralized processing and concentrated emission, guarantee the safety of exhaust-gas treatment and emission.

Description

Laboratory hybrid exhaust-gas treatment equipment

Technical Field

The utility model relates to a special gas exhaust-gas treatment technical field, in particular to laboratory hybrid exhaust-gas treatment equipment.

Background

With the support of social demands and national policies, the development of new energy, materials, microelectronics, photovoltaics, biomedical and other related hot spot industries is directly promoted, and various scientific research institutions and university laboratories use gas utilization equipment to different degrees, such as: ICP (inductively Coupled Plasma Emission Spectrometer), PECVD (Plasma Enhanced Chemical Vapor Deposition) equipment, coater, burner, gas chromatograph, and the like. In addition to inert gases such as argon (Ar), nitrogen (N2), helium (He), and the like, these devices often use flammable and explosive gases such as hydrogen (H2), acetylene (C2H2), methane (CH4), ethylene (C2H4), and the like, even spontaneous flammable gases such as silane (SiH4), phosphane (PH3), and some devices also use toxic and corrosive gases such as ammonia (NH3), hydrogen chloride (HCl), laughing gas (N2O), chlorine (Cl2), and the like, and some of the gases are more dangerous and complicated in nature, and are flammable and explosive, and have toxic and corrosive properties. Such gases, by their nature, can contaminate the exhaust gases with process gases involved in the purging, evacuating, and exhausting of the exhaust gases from the equipment itself. If the waste gas is directly discharged, the method does not accord with the relevant requirements of national environmental protection, and if the waste gas leaks, the method causes great harm to the environment and operators, and even influences the life safety.

At present, laboratories of general colleges and universities and scientific research institutions are transformed according to actual use conditions in the later period, even necessary tail gas treatment equipment is not specially arranged, and potential safety hazards exist when inflammable, explosive and toxic corrosive waste gas is directly discharged or untreated.

SUMMERY OF THE UTILITY MODEL

In order to solve the lack complete processing equipment and means that exist to special gas exhaust-gas treatment such as current colleges and universities 'scientific research laboratory, workshop, directly discharge or do not handle the problem that easily causes the potential safety hazard, the utility model provides a laboratory hybrid exhaust-gas treatment equipment can realize inflammable and explosive nature and toxic corrosive waste gas's centralized processing and concentrated emission, guarantees the safety of exhaust-gas treatment and emission.

In particular to a mixed waste gas treatment device for a laboratory, which comprises an air inlet part, a combustion tower, a washing tower, a first connecting pipe, a circulating water tank, a circulating water pump, a second connecting pipe and a third connecting pipe, the air inlet part is arranged at the top of the combustion tower and is provided with a waste gas pipe orifice, a compressed air pipe orifice and a nitrogen pipe orifice, the bottom of the combustion tower is communicated with the bottom of the washing tower through the first connecting pipe, a dust collecting box is arranged below the first connecting pipe corresponding to the position of the combustion tower, a circulating water pump is arranged above the circulating water tank, the top of the circulating water tank is communicated with the bottom of the middle part of the first connecting pipe through the second connecting pipe, and a plurality of spraying heads are arranged on the side wall of the washing tower, the spraying heads and the circulating water pump are communicated through a third connecting pipe, and an exhaust port is formed in the top of the washing tower.

Further, the utility model provides a laboratory hybrid exhaust-gas treatment equipment is still including the intercommunication the air inlet portion with the fourth connecting pipe of washing tower bottom, the fourth connecting pipe is equipped with the solenoid valve.

Further, a bracket is arranged below the first connecting pipe.

Further, the laboratory mixed type waste gas treatment equipment is integrally packaged in a cabinet body.

Further, the waste gas pipe orifice, the compressed air pipe orifice and the nitrogen pipe orifice are all provided with flow sensors, and the combustion tower is provided with a temperature sensor.

Further, the exhaust port is provided with a gas detector.

Further, the number of the exhaust nozzles is two.

The beneficial effects of the utility model reside in that:

the utility model can realize the centralized treatment and the centralized emission of mixed waste gas such as inflammable and explosive waste gas, toxic corrosive waste gas and the like, comprehensively adopts the combustion tower to combust and decompose the inflammable and explosive waste gas and adopts the water washing tower to spray and dissolve the toxic corrosive waste gas; the arrangement of the flow sensor and the temperature sensor can effectively monitor and adjust the combustion state of the waste gas, thereby realizing energy conservation and emission reduction; the gas detector can be linked with a detection system in a laboratory or a production workshop to continuously collect the discharge gas in 24H, so that the equipment is in a safe monitored state at any time, and the safety of waste gas treatment and discharge is ensured.

The utility model discloses powerful, easy operation, safe and reliable lets dangerous tail gas processing such as inflammable and explosive and toxic corrosivity be in a simple, high-efficient, stable, safe state, can extensively quote in industries such as laboratory, medical treatment, scientific research, semiconductor, photovoltaic solar energy, new forms of energy, and it brings very big facility to research for the obstetrical department.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

The objects, features and advantages of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some embodiments, not all embodiments, of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Examples

Referring to fig. 1, the utility model provides a mixed waste gas treatment device for a laboratory, which comprises an air inlet part 1, a combustion tower 2, a water washing tower 3 and a first connecting pipe 4, circulating water tank 5, circulating water pump 6, second connecting pipe 7 and third connecting pipe 8, the top of combustion tower 2 is located to air inlet 1, air inlet 1 is equipped with waste gas mouth of pipe 11, compressed air mouth of pipe 12 and nitrogen gas mouth of pipe 13, combustion tower 2 bottom and 3 bottoms of washing tower are by first connecting pipe 4 intercommunication, first connecting pipe 4 is equipped with dust collection box 41 in the below that corresponds combustion tower 2 position, circulating water tank 5 top is equipped with circulating water pump 6, the bottom is by second connecting pipe 7 intercommunication in the middle of circulating water tank 5 top and first connecting pipe 4, 3 lateral walls of washing tower are equipped with a plurality of sprinkler heads 31, a plurality of sprinkler heads 31 and circulating water pump 6 are by third connecting pipe 8 intercommunication, washing tower 3 top is equipped with gas vent 32.

Specifically, the waste gas to be treated is introduced from the waste gas nozzle 11 of the gas inlet part 1, nitrogen is introduced from the nitrogen nozzle 13 to dilute the waste gas to be treated, and compressed air is introduced from the compressed air nozzle 12 to support combustion, and the three gases are mixed in the gas inlet part and then introduced into the combustion tower 2 to be sufficiently combusted, thereby decomposing combustible gas components in the waste gas. After the waste gas is burnt, the waste gas is introduced into the water washing tower 3 through the first connecting pipe 4, the residual value of the waste gas burning can fall into the first connecting pipe 4 and be precipitated in the dust collection box 41, and the dust collection box can be cleaned regularly to keep the pipeline smooth. The water in the circulating water tank 5 is delivered to the plurality of spray heads 31 along the third connecting pipe 8 by the circulating water pump 6, the plurality of spray heads 31 spray water mist into the water washing tower 3, so that toxic and corrosive gases in the exhaust gas are fully contacted and reacted with the water mist to form compounds dissolved in the water, and the sprayed water flows back to the circulating water tank 5 through the first connecting pipe 4 and the second connecting pipe 7. The waste gas after the spraying treatment is discharged from an exhaust port 32 at the top of the water scrubber 3.

Further, referring to fig. 1, the hybrid type exhaust gas treatment apparatus for a laboratory further includes a fourth connection pipe 9 communicating the air intake part 1 and the bottom of the water scrubber 3, and the fourth connection pipe 9 is provided with an electromagnetic valve 91. When the waste gas does not contain combustible gas components, the electromagnetic valve 91 can be opened, and the diluted waste gas is directly introduced into the water scrubber 3 for spraying treatment.

Further, referring to fig. 1, a bracket 10 is provided below the first connection pipe 4.

Further, referring to fig. 1, the hybrid laboratory exhaust treatment device is integrally packaged in a cabinet. The mixed waste gas treatment equipment in the laboratory can be connected to an exhaust system in the laboratory or a production workshop, and exhaust air is exchanged at fixed frequency through the exhaust system.

Further, referring to fig. 1, the waste gas nozzle 11, the compressed air nozzle 12 and the nitrogen nozzle 13 are provided with flow sensors, and the combustion tower 2 is provided with a temperature sensor. The gas flow and the temperature of the combustion tower 2 can be monitored, and real-time adjustment is further realized. The temperature of the combustion tower 2 can reach 900 ℃ at most, and the user can preset the highest combustion temperature according to the type of gas to be processed, so that energy conservation and emission reduction are realized.

Further, referring to fig. 1, the exhaust port 32 is provided with a gas detector. The device can be linked with a detection system of a laboratory or a production workshop to continuously collect the exhaust gas in 24H, so that the equipment is in a safe monitored state at any time, and the safety of waste gas treatment and emission is ensured.

Further, referring to fig. 1, the number of the offgas ducts 11 is two.

To sum up, the utility model provides a laboratory hybrid waste gas treatment equipment, can realize the concentration treatment and the concentrated emission of mixed waste gas such as inflammable and explosive waste gas and toxic corrosive waste gas, adopts the combustion tower comprehensively to make inflammable and explosive waste gas burn and decompose and adopts the water scrubber to make toxic corrosive waste gas spray and dissolve; the arrangement of the flow sensor and the temperature sensor can effectively monitor and adjust the combustion state of the waste gas, thereby realizing energy conservation and emission reduction; the gas detector can be linked with a detection system in a laboratory or a production workshop to continuously collect the discharge gas in 24H, so that the equipment is in a safe monitored state at any time, and the safety of waste gas treatment and discharge is ensured.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: it is to be understood that modifications may be made to the above-described arrangements in the embodiments or equivalents may be substituted for some of the features of the embodiments without departing from the spirit or scope of the present invention.

Claims

1. The laboratory mixed waste gas treatment equipment is characterized by comprising an air inlet part (1), a combustion tower (2), a washing tower (3), a first connecting pipe (4), a circulating water tank (5), a circulating water pump (6), a second connecting pipe (7) and a third connecting pipe (8), wherein the air inlet part (1) is arranged at the top of the combustion tower (2), the air inlet part (1) is provided with a waste gas pipe orifice (11), a compressed air pipe orifice (12) and a nitrogen pipe orifice (13), the bottom of the combustion tower (2) and the bottom of the washing tower (3) are communicated through the first connecting pipe (4), a dust collection box (41) is arranged below the first connecting pipe (4) corresponding to the position of the combustion tower (2), the circulating water pump (6) is arranged above the circulating water tank (5), the top of the circulating water tank (5) and the middle bottom of the first connecting pipe (4) are communicated through the second connecting pipe (7), the side wall of the water washing tower (3) is provided with a plurality of spraying heads (31), the spraying heads (31) and the circulating water pump (6) are communicated through a third connecting pipe (8), and the top of the water washing tower (3) is provided with an exhaust port (32).

2. The hybrid laboratory exhaust gas treatment device according to claim 1, further comprising a fourth connection pipe (9) connecting the air inlet (1) and the bottom of the water scrubber (3), wherein the fourth connection pipe (9) is provided with a solenoid valve (91).

3. The hybrid laboratory exhaust gas treatment device according to claim 2, wherein a bracket (10) is provided under the first connection pipe (4).

4. The hybrid laboratory exhaust treatment device of claim 3, wherein the hybrid laboratory exhaust treatment device is integrally packaged in a cabinet.

5. The hybrid laboratory exhaust gas treatment device according to claim 1, wherein the exhaust gas nozzle (11), the compressed air nozzle (12) and the nitrogen nozzle (13) are provided with flow sensors, and the combustion tower (2) is provided with a temperature sensor.

6. The hybrid laboratory exhaust treatment apparatus according to claim 1, wherein the exhaust port (32) is provided with a gas detector.

7. The hybrid laboratory exhaust gas treatment device according to claim 1, wherein the number of the exhaust nozzles (11) is two.