CN212327846U

CN212327846U - Laboratory exhaust treatment device

Info

Publication number: CN212327846U
Application number: CN202021006951.7U
Authority: CN
Inventors: 洪强; 刘柱
Original assignee: Jiangsu Great Oak Group Co ltd
Current assignee: Jiangsu Great Oak Group Co ltd
Priority date: 2020-06-05
Filing date: 2020-06-05
Publication date: 2021-01-12
Anticipated expiration: 2030-06-05

Abstract

The utility model discloses a laboratory waste gas treatment device, which comprises a treatment box and a fixed pipe, wherein the fixed pipe is arranged on the outer wall of the front end of the treatment box, an air inlet pipe extending forwards is arranged inside the fixed pipe, an active carbon adsorption layer in the front adsorption box in the waste gas measurement device can well adsorb and treat waste gas, an ultraviolet germicidal lamp at the top of an inner cavity of a disinfection box body can well sterilize the waste gas, the treated waste gas is led into the disinfection pipe and then is adsorbed and sterilized through a nozzle, a certain amount of waste gas adsorbent is added into spray liquid in the water tank, the spray liquid sprayed out by a spiral nozzle is matched with a water distributor to treat the waste gas, and finally the waste gas can be sprayed into the air through a rear air suction motor, so that the waste gas in the laboratory can be treated, and the waste gas treatment device can well absorb the spray sterilization treatment, the direct emission of harmful gas is avoided, the environment can be protected, and the safety of experimenters is ensured.

Description

Laboratory exhaust treatment device

Technical Field

The utility model belongs to the technical field of exhaust-gas treatment is relevant, concretely relates to laboratory exhaust-gas treatment device.

Background

The laboratory waste gas treatment equipment is a new generation of dry method laboratory waste gas treatment equipment developed through several generations of improvement innovations on the basis of WGL-2 type alkali liquor wet method acid mist purification tower, and the adsorbent filler is different from the traditional activated carbon and has the characteristics of high purification efficiency, small occupied area, humidity resistance, low-temperature operation resistance, low operation cost and the like. The adsorbent is operated to perform secondary and tertiary purification reduction chemical reactions with various waste gases, and can simultaneously purify and treat various mixed acid gases, such as Nitrogen Oxide (NOX), hydrochloric acid mist (HEL), sulfuric acid mist (H2 SO 4), hydrofluoric acid (HF) and other various acidic waste gases, SO that the adsorbent is widely applied to industries such as metallurgy chemical machinery, electronic element production, laboratory industry, scientific research institutions, acid pickling and electroplating, the purification efficiency reaches over 95 percent, the waste gas after purification reaches the local standard of Beijing City, exceeds the national standard, and is widely praised for over ten years.

The prior laboratory waste gas treatment device technology has the following problems: the laboratory can produce a large amount of poisonous and harmful gas when doing the experiment, though most experiments are gone on in the fume chamber in laboratory now, has alleviateed the harm to the laboratory staff health to a certain extent, however, these poisonous and harmful gas have generally been directly discharged in outdoor atmosphere, have caused serious pollution to the environment.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a laboratory exhaust treatment device to it produces the problem that serious pollution has been caused to the environment in outdoor atmosphere by direct discharge usually to put forward the laboratory among the above-mentioned background art to solve.

In order to achieve the above object, the utility model provides a following technical scheme: a laboratory waste gas treatment device comprises a treatment box and a fixed pipe, wherein the fixed pipe is arranged on the outer wall of the front end of the treatment box, an air inlet pipe which extends forwards is arranged inside the fixed pipe, a suction hood is arranged on the outer wall of the front end of the air inlet pipe, a box door is arranged on the outer wall of the upper end of the treatment box, a front adsorption box is arranged on the treatment box at the rear side of the air inlet pipe, a front connecting pipe is arranged on the outer wall of the rear end of the front adsorption box, a front suction motor is arranged on the outer wall of the rear end of the front connecting pipe, rear connecting pipes which extend backwards are arranged on the outer walls of the upper end and the lower end of the front suction motor, a disinfection box is arranged on the outer wall of the rear end of the rear connecting pipe, ultraviolet disinfection lamps are arranged on the inner walls of the upper end and the lower end of the disinfection box, a disinfection pipe is arranged on the outer, the water tank is characterized in that a lower pipe is arranged on the disinfection pipe on the right upper side of the water distribution pipe, a water pump is arranged on the outer wall of the upper end of the lower pipe, a front pipe is arranged on the outer wall of the front end of the water pump, a water outlet pipe is arranged on the outer wall of the lower end of the disinfection pipe, a water collecting pipe is arranged on the outer wall of the lower end of the water collecting pipe, a rear adsorption tank is arranged on the outer wall of the rear end of the disinfection pipe, a rear air suction motor is arranged on the outer wall of the rear end of the treatment tank, water tanks are arranged on the outer walls of the left end and the right end of the treatment tank, tank openings are formed in the outer wall of the upper end of each water tank, a water inlet pipe is arranged in the inner portion of the front pipe, an adsorption rod is arranged in the front adsorption tank, a baffle, The rear air suction motor, the water pump and the ultraviolet disinfection lamp are electrically connected through an external power supply.

Preferably, the rear air suction motor is provided with an air outlet pipe, the rear air suction motor is fixedly connected with the treatment box through a nut, and the front air suction motor and the rear air suction motor are identical in specification.

Preferably, also be provided with the push rod on handling the case front end outer wall, be provided with the power cord on handling the case rear end outer wall, be provided with the switch on handling the case front end outer wall.

Preferably, the box door and the treatment box are fixedly connected through a hinge, and universal wheels are arranged on the outer wall of the lower end of the treatment box.

Preferably, the air inlet pipe rearmost end sets up in the inside of preceding adsorption tank, the air inlet pipe is corrugated rubber material.

Preferably, the dust screen is arranged on the circumferential inner wall of the suction cover, the diameter of the suction cover is larger than that of the fixed pipe, and the diameter of the air inlet pipe is smaller than that of the fixed pipe.

Preferably, be provided with the jack on the preceding adsorption tank upper end outer wall, adsorb the stick setting in the inside of jack, the diameter of jack is less than the diameter of baffle, be provided with the sealing washer on the lower extreme outer wall of baffle.

Preferably, a tank cover is arranged on the outer wall of the upper end of the tank opening, and a pipe cover is arranged on the outer wall of the lower end of the water drain pipe.

Preferably, the adsorption rod is made of cylindrical activated carbon, and the outer wall of the circumference of the handle is sleeved with the rubber anti-slip ring.

Compared with the prior art of laboratory waste gas treatment device, the utility model provides a laboratory waste gas treatment device possesses following beneficial effect:

before the waste gas treatment device is used, the box cover needs to be opened, water is poured into the water tank, then some waste gas absorbent and disinfectant are put into the water tank, so that the waste gas can be absorbed more thoroughly, meanwhile, the waste gas is further disinfected, the box opening is tightly covered by the box cover, the disinfectant water is prevented from splashing out due to shaking in the transportation process of the treatment box, then the hand can be held tightly by a push rod and the treatment box is transferred to a laboratory, the lower end of the processing box is provided with four universal wheels, which is convenient for carrying the processing box, then the power cord is connected with an external power supply, and then the switch on the box door is opened, at the moment, the front air suction motor, the rear air suction motor, the water pump and the ultraviolet disinfection lamp all start to work, so that the fan blades in the front air suction motor and the rear air suction motor rotate at high speed to absorb waste gas in a laboratory; the air inlet pipe is required to be pulled out of the fixing pipe, the suction cover is fixed in position, waste gas is absorbed through the suction cover, the waste gas reaches the front adsorption box through the air inlet pipe, the waste gas is adsorbed through an adsorption rod of the front adsorption box, then the gas is sucked into the disinfection box, an ultraviolet disinfection lamp in the disinfection box emits ultraviolet rays, the waste gas is disinfected and sterilized through the ultraviolet rays, then the waste gas enters the disinfection pipe, a water pump is connected with an external power supply, disinfection water in the water tank is pumped into the water distribution pipe and then is sprayed out through a nozzle to adsorb and disinfect the waste gas, disinfection liquid flows into the water collecting pipe through a water outlet pipe, then the waste gas passes through the rear adsorption box and is adsorbed again, and finally the waste gas can be absorbed through a rear air suction motor and released into the atmosphere; the universal wheels enable the device to be convenient to move, and braking devices for control are arranged on the universal wheels;

the utility model discloses a waste gas treatment device utilizes preceding suction motor to suck waste gas from the suction hood, the dust screen in the suction hood can prevent dust impurity entering, play fine filter effect, and active carbon adsorption layer can be fine in the preceding adsorption tank to waste gas adsorption treatment, simultaneously the sterilamp at disinfection box inner chamber top can carry out fine sterilization to waste gas, the waste gas accesss to the disinfection pipe after the processing, and then adsorb and sterilize through the nozzle, add a certain amount of waste gas adsorbent in the spray liquid in this water tank, cooperate with the water-locator to handle waste gas through the spray liquid of spiral nozzle blowout, can spout it to the air through the back suction motor at last, can handle waste gas in the laboratory, this waste gas treatment device can fine waste gas absorbs the spray sterilization treatment, the direct emission of harmful gas has been avoided, not only can the environment be protected, and the safety of experimenters is ensured.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:

fig. 1 is a schematic side plan view of a laboratory exhaust gas treatment device according to the present invention;

FIG. 2 is a schematic view of a front plane structure of the waste gas treatment device of the present invention;

fig. 3 is a schematic view of the analysis structure of the adsorption box provided by the present invention;

in the figure: 1. a suction hood; 2. an air inlet pipe; 3. a treatment tank; 4. a front connecting pipe; 5. a box door; 6. a sterilizing box; 7. a head tube; 8. a rear adsorption tank; 9. a fixed tube; 10. a front adsorption tank; 11. a front suction motor; 12. a rear connecting pipe; 13. an ultraviolet disinfection lamp; 14. a water outlet pipe; 15. a water discharge pipe; 16. a water collection pipe; 17. a push rod; 18. a water pump; 19. a lower pipe; 20. a rear suction motor; 21. a water distribution pipe; 22. a nozzle; 23. sterilizing the tube; 24. a box opening; 25. a water tank; 26. a water inlet pipe; 27. a baffle plate; 28. a handle; 29. and (4) adsorbing the rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, 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 work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides a technical solution: a laboratory waste gas treatment device comprises a treatment box 3 and a fixed pipe 9, the fixed pipe 9 is arranged on the outer wall of the front end of the treatment box 3, an air inlet pipe 2 extending forwards is arranged inside the fixed pipe 9, a suction hood 1 is arranged on the outer wall of the front end of the air inlet pipe 2, a box door 5 is arranged on the outer wall of the upper end of the treatment box 3, a front adsorption box 10 is arranged on the treatment box 3 at the rear side of the air inlet pipe 2, a front connecting pipe 4 is arranged on the outer wall of the rear end of the front adsorption box 10, a front air suction motor 11 is arranged on the outer wall of the rear end of the front connecting pipe 4, rear connecting pipes 12 extending backwards are arranged on the outer walls of the upper and lower ends of the front air suction motor 11, a disinfection box 6 is arranged on the outer wall of the rear end of the rear connecting pipes 12, ultraviolet disinfection lamps 13 are arranged on the inner walls of the upper and lower ends of the, a nozzle 22 is arranged on the outer wall of the lower end of the water distribution pipe 21, a lower pipe 19 is arranged on a disinfection pipe 23 right above the water distribution pipe 21, a water pump 18 is arranged on the outer wall of the upper end of the lower pipe 19, a front pipe 7 is arranged on the outer wall of the front end of the water pump 18, a water outlet pipe 14 is arranged on the outer wall of the lower end of the disinfection pipe 23, a water collecting pipe 16 is arranged on the outer wall of the lower end of the water outlet pipe 14, a water discharging pipe 15 is arranged on the outer wall of the lower end of the water collecting pipe 16, a rear adsorption tank 8 is arranged on the outer wall of the rear end of the disinfection pipe 23, a rear air suction motor 20 is arranged on the outer wall of the rear end of the treatment tank 3, water tanks 25 are arranged on the outer walls of the left end and the right end of the treatment tank 3, a tank opening 24 is arranged on the, meanwhile, the waste gas is further disinfected, a box opening 24 is tightly covered by a box cover, thereby avoiding disinfectant water splashing caused by shaking in the transportation process of the treatment box 3, a water inlet pipe 26 is arranged inside the water tank 25, the rearmost end of the water inlet pipe 26 is arranged on the circumferential outer wall of the front pipe 7, an adsorption rod 29 is arranged inside the front adsorption box 10, the adsorption rod 29 is made of cylindrical activated carbon, a rubber anti-slip ring is sleeved on the circumferential outer wall of the handle 28, so that the cylindrical activated carbon is conveniently inserted into the front adsorption box 10 and the rear adsorption box 8, the adsorption rod 29 is fixed in the front adsorption box 10 and the rear adsorption box 8, the waste gas is favorably treated in an adsorption manner by the activated carbon, meanwhile, the adsorption rod 29 is prevented from being damaged due to hand slip by cleaning and replacing the rubber anti-slip ring, a baffle 27 is arranged on the outer wall of the upper end of the adsorption rod 29, and a handle 28 is arranged on the outer wall of the upper, the front air suction motor 11, the rear air suction motor 20, the water pump 18 and the ultraviolet disinfection lamp 13 are electrically connected through an external power supply.

A laboratory waste gas treatment device comprises a treatment box 3 and a fixed pipe 9, a wind outlet pipe is arranged on a rear air suction motor 20, the rear air suction motor 20 is fixedly connected with the treatment box 3 through a nut, the specifications of a front air suction motor 11 and a rear air suction motor 20 are the same, so that waste gas is sucked out as soon as possible through the rear air suction motor 20, the waste gas is favorably and quickly treated, the treatment efficiency of the waste gas is improved, the front air suction motor 11 and the rear air suction motor 20 are of the same model, the same maintenance and replacement are favorably carried out, troubles caused by different models are reduced, a push rod 17 is also arranged on the outer wall of the front end of the treatment box 3, a power cord is arranged on the outer wall of the rear end of the treatment box 3, a switch is arranged on the outer wall of the front end of the treatment box 3, so that the front air suction motor 11, the rear air suction motor 20, a, the waste gas is absorbed and the waste gas is disinfected, so that toxic and harmful gas is prevented from being directly discharged to outdoor atmosphere, serious pollution is caused to the environment, the box door 5 and the treatment box 3 are fixedly connected through a hinge, universal wheels are arranged on the outer wall of the lower end of the treatment box 3, the box door 5 is convenient to open, the adsorption rod 29 is convenient to clean and replace, the front air suction motor 11 is convenient to maintain, all parts in the treatment box 3 are convenient to maintain, the rearmost end of the air inlet pipe 2 is arranged in the front adsorption box 10, the air inlet pipe 2 is made of corrugated rubber, the air inlet pipe 2 can be compressed in the fixing pipe 9, the suction hood 1 and the air inlet pipe 2 are prevented from influencing the transportation of the treatment box 3, the air inlet pipe 2 is made of corrugated pipes, an operator can stretch the air inlet pipe 2, the range of the waste gas in the process of absorption is wider, the position of the suction cover 1 can be fixed without being held by hand all the time, and other work can be done, a dust screen is arranged on the circumferential inner wall of the suction cover 1, the diameter of the suction cover 1 is larger than that of the fixed pipe 9, the diameter of the air inlet pipe 2 is smaller than that of the fixed pipe 9, so that waste gas or dust particles in the air are prevented from being sucked into the treatment box 3 to affect the absorption and treatment of the waste gas, and meanwhile, the situation that the adsorption rod 29 is fully absorbed and needs to be cleaned and replaced frequently is prevented, the air inlet pipe 2 can be compressed inside the fixed pipe 9 to prevent the suction cover 1 and the air inlet pipe 2 from affecting the transportation of the treatment box 3, the outer wall of the upper end of the front adsorption box 10 is provided with a jack, the adsorption rod 29 is arranged inside the jack, the diameter of the jack is smaller than that of the baffle 27, the outer wall of the lower end of the baffle 27 is provided with a sealing ring, so that the adsorption rod 29 can be inserted into the front adsorption, make absorption rod 29 fine carry out adsorption treatment to waste gas, take absorption rod 29 out in the preceding adsorption tank 10 and back adsorption tank 8 through handle 28 in addition, conveniently clear up and change absorption rod 29.

The utility model discloses a theory of operation and use flow: after the utility model is installed, when the waste gas treatment device is installed, the fixed pipe 9 is installed at the front end of the treatment box 3, then the air inlet pipe 2 is inserted into the fixed pipe 9 and installed at the front end of the treatment box 3, then the suction hood 1 is installed at the front end of the air inlet pipe 2, then the dust screen is installed on the inner wall of the suction hood 1, then the front adsorption box 10 is installed on the inner wall of the front end of the treatment box 3, so that the rear end of the air inlet pipe 2 is communicated with the front adsorption box 10, then the front air suction motor 11 is installed at the rear side of the front adsorption box 10, so that the front adsorption box 10 and the front air suction motor 11 are connected together through the front connecting pipe 4, at the moment, the ultraviolet disinfection lamp 13 is installed inside the disinfection box 6, then the disinfection box 6 is installed at the rear side of the front air suction motor 11, simultaneously the disinfection box 6 and the front air suction motor 11 are connected together through the rear connecting, then the nozzle 22 is installed at the lower end of the water distribution pipe 21, then the water distribution pipe 21 is installed inside the sterilizing pipe 23, and the lower pipe 19 is installed at the upper end of the water distribution pipe 21, while the uppermost end of the water distribution pipe 21 passes through the sterilizing pipe 23, next the water collecting pipe 16 is installed inside the treating tank 3, then the water discharging pipe 14 is installed at the upper end of the water collecting pipe 16, next the sterilizing pipe 23 is installed at the rear end of the front suction motor 11, while the sterilizing pipe 23 is fixed at the upper end of the water discharging pipe 14, then the water pump 18 is installed at the upper side of the sterilizing pipe 23, so that the water pump 18 is installed at the upper end of the lower pipe 19, then the two water tanks 25 are respectively installed at both ends of the treating tank 3, while one end of the water inlet pipe 26 is put into the water tank 25 and the other end is installed on the front pipe 7 on the water pump 18, then the rear adsorption tank 8 is installed on the inner wall of, the rear suction motor 20 is arranged at the rear end of the treatment box 3 through a nut, then the box door 5 is arranged at the upper end of the treatment box 3 through a hinge, at this time, the adsorption rod 29 can be inserted into the front adsorption box 10 and the rear adsorption box 8 through the handle 28, then the box door 5 is closed, the box door 5 is locked, then four universal wheels are arranged at the lower end of the treatment box 3, finally, the drain pipe 15 can be arranged at the lower end of the water collecting pipe 16 and tightly covered by a pipe cover, before the waste gas treatment device is used, the box cover needs to be opened, water is poured into the water tank 25, then a certain amount of waste gas adsorbent and disinfectant are put into the water tank 25, thus the waste gas can be absorbed more thoroughly, the waste gas is further disinfected, the box opening 24 is tightly covered by the box cover, and the situation that disinfectant water splashes out caused by shaking of the treatment box 3 in the transportation process is avoided, the push rod 17 can be gripped by the hand and the treatment tank 3 can be transferred to the laboratory, and the lower end of the treatment tank 3 is provided with four universal wheels, so that the treatment tank 3 can be conveniently carried, then the power cord is connected with an external power supply, and the switch on the box door 5 is opened, at this time, the front air suction motor 11, the rear air suction motor 20, the water pump 18 and the ultraviolet disinfection lamp 13 all start to work, the models of the front air suction motor 11 and the rear air suction motor 20 are Y80s, the front air suction motor 11 and the rear air suction motor 20 mainly comprise a stator and a rotor, the direction of the forced movement of an electrified lead in a magnetic field is related to the current direction and the direction of a magnetic induction line (magnetic field direction), the front air suction motor 11 and the rear air suction motor 20 work according to the principle that the magnetic field exerts force on the current to enable the motors to rotate, the fan blades in the front air suction motor 11 and the rear air suction motor 20 rotate at a high speed to absorb waste gas in a laboratory; at this time, the air inlet pipe 2 needs to be pulled out from the fixing pipe 9, the suction hood 1 is fixed in position, the exhaust gas is absorbed by the suction hood 1, the exhaust gas reaches the front adsorption box 10 through the air inlet pipe 2, so that the exhaust gas is adsorbed by the adsorption rod 29 of the front adsorption box 10, the adsorption rod 29 is made of activated carbon, the adsorption principle of the activated carbon is strictly speaking divided into two types of physical adsorption and chemical adsorption, the physical adsorption is generated by Van der Waals force, no chemical reaction occurs between the adsorbate and the adsorbent, the adsorption process is fast, reversible and non-selective, the adsorbate is easy to desorb when the partial pressure of the adsorbate in the gas is reduced or the temperature is increased, the recovery of the adsorbate and the regeneration of the adsorbent are realized, the chemical adsorption is caused by the chemical bond force between the solid surface and the adsorbed gas molecules, and the chemical reaction occurs between the adsorbent, the chemical adsorption has selectivity and is usually irreversible, in the adsorption process, the low temperature is mainly physical adsorption, the higher temperature is usually chemical adsorption, the physical adsorption usually occurs before the chemical adsorption, when the adsorbent has high enough activity, the chemical adsorption can occur, and the two kinds of adsorption can occur simultaneously; then the waste gas is sucked into the sterilizing box 6, the ultraviolet sterilizing lamp 13 in the sterilizing box emits ultraviolet rays, the waste gas is sterilized through the ultraviolet rays, when the ultraviolet rays irradiate microorganisms, energy is transmitted and accumulated, the accumulated result causes the inactivation of the microorganisms, and therefore the aim of sterilization is achieved. When the absorption of bacteria and viruses exceeds 3600-65000 uW/c square meter dose, the sterilizing agent has strong destructive power on deoxyribonucleic acid (DNA) and ribonucleic acid (RNA) of the bacteria and the viruses, and can enable the bacteria and the viruses to lose viability and reproductive capacity so as to kill the bacteria and the viruses, thereby achieving the effect of sterilization and disinfection; then the waste gas enters a disinfection pipe 23, after the water pump 18 is connected with an external power supply, the disinfection water in the water tank 25 is pumped into a water distribution pipe 21 and then is sprayed out through a nozzle 22 to adsorb and disinfect the waste gas, the model of the water pump 18 is KT-PU-300G, the water pump 18 is a centrifugal pump, before the water pump 18 is started, the pump and a water inlet pipe 26 are filled with water, after the water pump 18 operates, under the action of centrifugal force generated by high-speed rotation of an impeller, the water in an impeller flow channel is thrown to the periphery and is pressed into a volute, a vacuum is formed at an impeller inlet, the water in the water tank 25 is sucked along the water inlet pipe 26 under the external atmospheric pressure to supplement the space, the sucked water is thrown out by the impeller and enters a lower pipe 19 through the volute, if the impeller of the centrifugal pump continuously rotates, the water can be continuously sucked and pressurized, the water can be continuously lifted from a low position to a high position or a far position, and the centrifugal pump is because of the, water is extracted from the water distribution pipe 21, and the disinfectant flows into the water collection pipe 16 through the water outlet pipe 14; the exhaust gas passes through the rear adsorption box 8, is subjected to adsorption treatment again, and finally can be absorbed by the rear suction motor 20 and released into the atmosphere.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a laboratory exhaust treatment device, is including handling case (3) and fixed pipe (9), its characterized in that: the fixed pipe (9) is arranged on the outer wall of the front end of the treatment box (3), the air inlet pipe (2) stretching out forwards is arranged inside the fixed pipe (9), the suction cover (1) is arranged on the outer wall of the front end of the air inlet pipe (2), the box door (5) is arranged on the outer wall of the upper end of the treatment box (3), the treatment box (3) at the rear side of the air inlet pipe (2) is provided with a front adsorption box (10), the outer wall of the rear end of the front adsorption box (10) is provided with a front connecting pipe (4), the outer wall of the rear end of the front connecting pipe (4) is provided with a front air suction motor (11), the outer walls of the upper end and the lower end of the front air suction motor (11) are respectively provided with a rear connecting pipe (12) stretching out towards the rear side, the outer wall of the rear end of the rear connecting pipe (12) is provided with a disinfection box (, the water treatment device is characterized in that a disinfection pipe (23) is arranged on the outer wall of the rear end of the disinfection tank (6), a water distribution pipe (21) is arranged on the outer wall of the upper end of the disinfection pipe (23), a nozzle (22) is arranged on the outer wall of the lower end of the water distribution pipe (21), a lower pipe (19) is arranged on the disinfection pipe (23) right above the water distribution pipe (21), a water pump (18) is arranged on the outer wall of the upper end of the lower pipe (19), a front pipe (7) is arranged on the outer wall of the front end of the water pump (18), a water outlet pipe (14) is arranged on the outer wall of the lower end of the disinfection pipe (23), a water collecting pipe (16) is arranged on the outer wall of the lower end of the water collecting pipe (16), a rear adsorption tank (8) is arranged on the outer wall of the rear end of the disinfection pipe (23), a rear air suction motor (20) is arranged on the outer wall of the, be provided with case mouth (24) on water tank (25) upper end outer wall, the inside of water tank (25) is provided with inlet tube (26), inlet tube (26) rearmost end sets up on front tube (7) circumference outer wall, the inside of preceding adsorption tank (10) is provided with adsorbs stick (29), be provided with baffle (27) on adsorbing stick (29) upper end outer wall, be provided with handle (28) on baffle (27) upper end outer wall, preceding motor (11), the back of breathing in motor (20), water pump (18) and ultraviolet ray disinfection lamp (13) all are through external power source electric connection.

2. A laboratory exhaust treatment device according to claim 1, wherein: the air outlet pipe is arranged on the rear air suction motor (20), the rear air suction motor (20) is fixedly connected with the treatment box (3) through a nut, and the specifications of the front air suction motor (11) and the rear air suction motor (20) are the same.

3. A laboratory exhaust treatment device according to claim 1, wherein: the processing box is characterized in that a push rod (17) is also arranged on the outer wall of the front end of the processing box (3), a power line is arranged on the outer wall of the rear end of the processing box (3), and a switch is arranged on the outer wall of the front end of the processing box (3).

4. A laboratory exhaust treatment device according to claim 1, wherein: the box door (5) and the treatment box (3) are fixedly connected through a hinge, and universal wheels are arranged on the outer wall of the lower end of the treatment box (3).

5. A laboratory exhaust treatment device according to claim 1, wherein: the air inlet pipe (2) rearmost end sets up the inside in preceding adsorption tank (10), air inlet pipe (2) are corrugated rubber material.

6. A laboratory exhaust treatment device according to claim 1, wherein: be provided with the dust screen on the circumference inner wall of suction hood (1), the diameter of suction hood (1) is greater than the diameter of fixed pipe (9), the diameter of air-supply line (2) is less than the diameter of fixed pipe (9).

7. A laboratory exhaust treatment device according to claim 1, wherein: be provided with the jack on preceding adsorption tank (10) upper end outer wall, adsorb stick (29) and set up the inside at the jack, the diameter of jack is less than the diameter of baffle (27), be provided with the sealing washer on the lower extreme outer wall of baffle (27).

8. A laboratory exhaust treatment device according to claim 1, wherein: a box cover is arranged on the outer wall of the upper end of the box opening (24), and a pipe cover is arranged on the outer wall of the lower end of the water drain pipe (15).

9. A laboratory exhaust treatment device according to claim 1, wherein: the adsorption rod (29) is made of columnar activated carbon, and the outer wall of the circumference of the handle (28) is sleeved with a rubber anti-slip ring.