CN211613753U

CN211613753U - Waste gas treatment device in fume hood

Info

Publication number: CN211613753U
Application number: CN201922476487.1U
Authority: CN
Inventors: 罗松予; 任雪珂; 邵凌云; 许蔚; 孙翠菊
Original assignee: Wuhan Bajiaxing Biotechnology Co ltd
Current assignee: Wuhan Bajiaxing Biotechnology Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-10-02
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses a waste gas treatment device in fume hood, including the cabinet body and tee bend pipeline, the upper portion fixed mounting of the cabinet body has the workstation, the interior top fixed mounting of workstation has first air suction cover, the internally mounted of workstation has second air suction cover and first air suction cover, the back fixed mounting of the cabinet body has processing case and water tank. The utility model has the advantages that the treatment box with the acid treatment layer and the alkaline treatment layer arranged inside is arranged to absorb the acid and alkaline gases in the waste gas, and the water tank with liquid is arranged to absorb the water-soluble gases in the waste gas, so that the treatment efficiency and treatment effect of the waste gas are better compared with those of the conventional waste gas equipment; through setting up the water tank that can dismantle the processing case of changing and change inside liquid, the staff can be convenient updates the main processing unit of inside, guarantees this fume chamber internal exhaust treatment device's continuous stable work.

Description

Waste gas treatment device in fume hood

Technical Field

The utility model relates to a fume hood equipment technical field specifically is an exhaust treatment device in fume hood.

Background

The fume hood is commonly called as a fume hood, and is similar to a closed hood, and a small part paint spraying cabinet and a chemical laboratory fume hood are typical structures of a cabinet type exhaust hood. A large-scale chamber type ventilation cabinet has a completely opened side surface, and an operator works in the cabinet and is mainly used for large-scale paint spraying, powder bagging and the like. The working opening of the fume hood has great influence on the air distribution in the hood, and the air distribution directly influences the working effect of the cabinet type exhaust hood.

When a laboratory worker in a chemical laboratory carries out a chemical experiment, some toxic and harmful gases are sometimes generated, the gases are not discharged in time and can cause harm to the body of the laboratory worker, and the environment is also polluted by directly discharging the toxic and harmful gases; the conventional fume hood exhaust treatment device only simply treats exhaust gas, in addition, the disassembly of the device for gas treatment is difficult, and the exhaust treatment effect of the replaceable exhaust treatment device is gradually reduced when the replaceable exhaust treatment device is continuously used, so that the fume hood exhaust treatment device needs to be provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an exhaust treatment device in fume hood sets up the processing layer of acid-base nature and absorbs the processing to the gas that is acid-base nature in the fume hood, absorbs easy soluble gas through the liquid in the water tank, and the liquid in the acid-base nature processing layer of simultaneous processing incasement and the water tank can be changed to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a waste gas treatment device in a fume hood comprises a hood body and a three-way pipeline, wherein a workbench is fixedly mounted at the upper part of the hood body, a first air suction cover is fixedly mounted at the inner top of the workbench, second air suction covers are fixedly mounted on two sides in the workbench, the second air suction covers and the first air suction covers are respectively communicated and fixed on inlet pipes of the three-way pipeline, an air pump is fixedly mounted at the top of the hood body, an outlet pipe of the three-way pipeline is communicated and fixed on an air inlet of the air pump, a first communicating pipe is fixedly communicated with an air outlet of the air pump, a treatment box and a water tank are fixedly mounted at the back of the hood body, the first communicating pipe is communicated and fixed at the top of the treatment box, a second communicating pipe is fixedly communicated with the bottom of the treatment box, the second communicating pipe is communicated and fixed at the lower end of the, the bottom intercommunication of outlet duct is fixed with the water changing pipe, the inside grafting of handling the case is installed acid processing layer and alkaline processing layer, acid processing layer and alkaline processing layer lateral part fixedly connected with fixed plate.

Preferably, a cabinet door is arranged at the lower side part of the cabinet body, and the bottom of the cabinet body is fixedly connected with trundles which are arranged into stainless steel self-locking universal wheels.

Preferably, the inlet pipe of the three-way pipeline penetrates through the cabinet body, and is fixedly connected with a pipe seat, and the pipe seat is fixedly connected to the side part of the cabinet body.

Preferably, the outlet pipe and the water changing pipe are both provided with valves, and the fixed plate is fixedly connected with a handle.

Preferably, the side wall of the interior of the treatment box is provided with a groove, and the side parts of the acidic treatment layer and the alkaline treatment layer are inserted and installed in the groove.

Preferably, the acidic treatment layer and the alkaline treatment layer are arranged between the outlet of the first communicating pipe and the inlet of the second communicating pipe.

Preferably, a sealing ring is fixed on the outer side of the fixing plate in a gluing mode, and the sealing ring is fixed on the side of the treatment box in a pressing mode through bolts.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model has the advantages that the treatment box with the acid treatment layer and the alkaline treatment layer arranged inside is arranged to absorb the acid and alkaline gases in the waste gas, and the water tank with liquid is arranged to absorb the water-soluble gases in the waste gas, so that the treatment efficiency and treatment effect of the waste gas are better compared with those of the conventional waste gas equipment; through setting up the water tank that can dismantle the processing case of changing and change inside liquid, the staff can be convenient updates the main processing unit of inside, guarantees this fume chamber internal exhaust treatment device's continuous stable work.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the back of the cabinet body of the present invention;

fig. 3 is a schematic structural diagram of the inside of the treatment box of the present invention.

In the figure: 1. a cabinet body; 2. a cabinet door; 3. a caster wheel; 4. a work table; 5. a second air suction hood; 6. a first air intake cover; 7. a three-way pipeline; 8. a tube holder; 9. an air pump; 10. a first communication pipe; 11. a treatment tank; 12. a seal ring; 13. a handle; 14. a second communicating pipe; 15. a water tank; 16. an air outlet pipe; 17. changing a water pipe; 18. an acid treatment layer; 19. an alkaline treatment layer; 20. a fixing plate; 21. and (4) a groove.

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.

Referring to fig. 1-3, the present invention provides a technical solution: a waste gas treatment device in a fume hood comprises a hood body 1 and a three-way pipeline 7, a workbench 4 is fixedly installed on the upper portion of the hood body 1, a first air suction cover 6 is fixedly installed on the inner top of the workbench 4, second air suction covers 5 are fixedly installed on two sides inside the workbench 4, the second air suction covers 5 and the first air suction covers 6 are respectively communicated and fixed on inlet pipes of the three-way pipeline 7, an air pump 9 is fixedly installed on the top of the hood body 1, an outlet pipe of the three-way pipeline 7 is communicated and fixed on an air inlet of the air pump 9, an air outlet of the air pump 9 is communicated and fixed with a first communicating pipe 10, a treatment box 11 and a water box 15 are fixedly installed on the back of the hood body 1, the first communicating pipe 10 is communicated and fixed on the top of the treatment box 11, a second communicating pipe 14 is communicated and fixed on the bottom of the treatment box 11, the second communicating pipe 14, the bottom of the air outlet pipe 16 is communicated and fixed with a water changing pipe 17, the inside of the treatment box 11 is inserted and installed with an acidic treatment layer 18 and an alkaline treatment layer 19, and the side parts of the acidic treatment layer 18 and the alkaline treatment layer 19 are fixedly connected with a fixing plate 20.

The lower side of the cabinet body 1 is provided with a cabinet door 2, the bottom fixedly connected with truckle 3 of the cabinet body 1, truckle 3 sets up to stainless steel self-locking type universal wheel, the inlet tube of tee bend pipeline 7 runs through in the position department fixedly connected with tube socket 8 of the cabinet body 1, tube socket 8 fixed connection is at the lateral part of the cabinet body 1, all be provided with the valve on outlet duct 16 and the water changing pipe 17, fixedly connected with handle 13 on the fixed plate 20, set up fluted 21 on the inside lateral wall of handling case 11, the lateral part grafting of acid treatment layer 18 and alkaline treatment layer 19 is installed in fluted 21, acid treatment layer 18 and alkaline treatment layer 19 set up between the export of first communicating pipe 10 and the entry of second communicating pipe 14, the outside portion veneer of fixed plate 20 is fixed with sealing washer 12, sealing washer 12 compresses tightly through the bolt and fixes the lateral part of handling case 11, the internal thread hole has been seted up to the lateral part of handling case 11, can run The air tightness of the side part is proved.

The working principle is as follows: the utility model has the advantages that the treatment box 11 with the acid treatment layer 18 and the alkaline treatment layer 19 arranged inside is used for absorbing acid and alkaline gases in waste gas, and the water tank 15 with liquid is used for absorbing water-soluble gases in waste gas, so that the treatment efficiency and treatment effect of waste gas are better compared with those of conventional waste gas equipment; can dismantle the processing case 11 of changing and change the water tank 15 of inside liquid through the setting, the staff can be convenient updates the main processing unit of inside, guarantees this fume chamber internal exhaust treatment device's continuous stable work.

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 an exhaust treatment device in fume hood, includes cabinet body (1) and tee bend pipeline (7), its characterized in that: the upper portion of the cabinet body (1) is fixedly provided with a workbench (4), the inner top of the workbench (4) is fixedly provided with a first air suction cover (6), the two sides of the inner portion of the workbench (4) are fixedly provided with second air suction covers (5), the second air suction covers (5) and the first air suction covers (6) are respectively communicated and fixed on inlet pipes of a three-way pipe (7), the top of the cabinet body (1) is fixedly provided with an air pump (9), an outlet pipe of the three-way pipe (7) is communicated and fixed on an air inlet of the air pump (9), an air outlet of the air pump (9) is communicated and fixed with a first communicating pipe (10), the back of the cabinet body (1) is fixedly provided with a processing box (11) and a water tank (15), the first communicating pipe (10) is communicated and fixed on the top of the processing box (11), the bottom of the processing box (11) is communicated and fixed with, the water treatment device is characterized in that the second communicating pipe (14) is communicated and fixed at the lower end of the side portion of one side of the water tank (15), the upper end of the side portion of the other side of the water tank (15) is communicated and fixed with an air outlet pipe (16), the bottom of the air outlet pipe (16) is communicated and fixed with a water exchange pipe (17), an acidic treatment layer (18) and an alkaline treatment layer (19) are inserted and installed in the treatment box (11), and the acidic treatment layer (18) and the alkaline treatment layer (19) are fixedly connected with a fixing plate (20).

2. An exhaust gas treatment device in a fume hood according to claim 1, wherein: the cabinet is characterized in that a cabinet door (2) is arranged at the lower side part of the cabinet body (1), truckles (3) are fixedly connected to the bottom of the cabinet body (1), and the truckles (3) are arranged to be stainless steel self-locking universal wheels.

3. An exhaust gas treatment device in a fume hood according to claim 1, wherein: an inlet pipe of the three-way pipeline (7) penetrates through the cabinet body (1) and is fixedly connected with a pipe seat (8), and the pipe seat (8) is fixedly connected to the side of the cabinet body (1).

4. An exhaust gas treatment device in a fume hood according to claim 1, wherein: the air outlet pipe (16) and the water changing pipe (17) are both provided with valves, and the fixing plate (20) is fixedly connected with a handle (13).

5. An exhaust gas treatment device in a fume hood according to claim 1, wherein: a groove (21) is formed in the side wall of the interior of the treatment box (11), and the side portions of the acidic treatment layer (18) and the alkaline treatment layer (19) are inserted and installed in the groove (21).

6. An exhaust gas treatment device in a fume hood according to claim 1, wherein: the acidic treatment layer (18) and the alkaline treatment layer (19) are arranged between the outlet of the first communicating pipe (10) and the inlet of the second communicating pipe (14).

7. An exhaust gas treatment device in a fume hood according to claim 1, wherein: and a sealing ring (12) is fixedly glued at the outer side part of the fixing plate (20), and the sealing ring (12) is fixedly pressed at the side part of the treatment box (11) through a bolt.