CN215314613U

CN215314613U - A environment-friendly fume chamber for laboratory

Info

Publication number: CN215314613U
Application number: CN202121466631.4U
Authority: CN
Inventors: 崇宝俊
Original assignee: Tianchang Beijie Environmental Protection Technology Co ltd
Current assignee: Tianchang Beijie Environmental Protection Technology Co ltd
Priority date: 2021-06-28
Filing date: 2021-06-28
Publication date: 2021-12-28
Anticipated expiration: 2031-06-28

Abstract

The utility model discloses an environment-friendly fume hood for a laboratory, which comprises a hood body and an environment-friendly filter box embedded and fixed at the top end of one side surface of the hood body, wherein an air inlet groove is formed in the center of the hood body, sliding grooves are formed in both sides of the inner wall of the air inlet groove, a waist groove communicated with the sliding grooves is formed in one side of the hood body, a sealing plate is arranged between the two sliding grooves in a sliding manner, a partition plate is fixed in the center of the environment-friendly filter box, an air inlet communicated with the air inlet groove is formed in one side of the bottom wall of the environment-friendly filter box, a washing filter box is fixed on the other side of the bottom wall of the environment-friendly filter box, a baffle plate is arranged in the center of the washing filter box, and an active carbon filter plate is embedded in one side of the washing filter box, so that the environment-friendly fume hood for the laboratory is convenient to adjust the ventilation opening of the fume hood, improves the applicability and can effectively treat harmful substances of tiny particles, the environmental protection effect of fume chamber has been promoted.

Description

A environment-friendly fume chamber for laboratory

Technical Field

The utility model belongs to the technical field of laboratory ventilation equipment, and particularly relates to an environment-friendly ventilation cabinet for a laboratory.

Background

The fume hood is common ventilation equipment in a laboratory, the fume hood is also called a cabinet type exhaust hood and is similar to a closed hood, a small part paint spraying cabinet and a chemical laboratory fume hood are typical structures of the cabinet type exhaust hood, one side surface of a large-scale chamber type fume hood is completely opened, and an operator works in the hood and is mainly used for large part paint spraying, powder bagging and the like.

At present, the ventilation cabinets are used in different rings, the size of a ventilation opening needs to be adjusted, the size of the ventilation opening cannot be adjusted by the conventional ventilation cabinet, and the applicability is poor; meanwhile, harmful and toxic gas or volatile substances can be generated in the process of experimental operation, and the existing ventilation cabinet can not effectively treat harmful substances with tiny particles.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an environment-friendly ventilation cabinet for a laboratory, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an environment-friendly fume chamber for laboratory, includes the cabinet body and embedded environmental protection rose box of fixing on cabinet body side top, the central point of the cabinet body puts the department and opens there is the air inlet groove, the spout has all been opened to the inner wall both sides of air inlet groove, and wherein cabinet body one side is opened there is the communicating waist groove with the spout, two it is provided with the closing plate to slide between the spout, the central point of environmental protection rose box puts the department and is fixed with the baffle, and the diapire one side of environmental protection rose box open have with the communicating air intake of air inlet groove, the diapire opposite side of environmental protection rose box is fixed with the washing rose box, the central point of washing rose box puts the department and is provided with the baffle, and one side of washing rose box is embedded to have the active carbon filter, the top of baffle is embedded to have the connecting pipe fixed with baffle bottom face.

Further, the equal fixedly connected with support frame in the top face both sides of the cabinet body, and the bottom equidistance of the cabinet body is provided with stores the cabinet, and is a plurality of all install the handle in the recess that store cabinet one side was seted up.

Furthermore, both ends of the sealing plate are tightly connected with the sliding groove, the bottom end of the sealing plate is connected with a convex block, a bolt for fixing the sealing plate is arranged in the waist groove, and one end of the bolt penetrates through the waist groove to be in threaded connection with the sealing plate.

Further, the equidistance above the air inlet is provided with the filtration dust absorption cotton, the both ends of the filtration dust absorption cotton are respectively fixedly connected with the environmental protection rose box and the partition plate, and the disinfection lamp fixed on the top wall of the environmental protection rose box is arranged above the filtration dust absorption cotton.

Furthermore, the top end of the baffle is fixedly connected with the environment-friendly filter box, and cleaning liquid overflowing the connecting pipe is arranged in the washing filter box.

Further, fixedly connected with bellows on one side of the top face of environmental protection rose box, bellows are located the active carbon filter top, and all embedded filter screens that are fixed with in the both ends of bellows, and wherein the top of bellows is connected with out the tuber pipe.

Furthermore, the connecting pipe is fixed at one end of the partition plate and is embedded with a fan, and the other end of the connecting pipe is embedded and fixed with a one-way valve.

The utility model has the technical effects and advantages that: according to the environment-friendly ventilation cabinet for the laboratory, the air inlet groove is formed in one side of the cabinet body, the sliding grooves are formed in the two sides of the inner wall of the air inlet groove, the sealing plate is arranged between the two sliding grooves in a sliding mode, the position of the sealing plate can be adjusted through the bolt in the waist groove, the ventilation opening of the ventilation cabinet can be adjusted conveniently, and the applicability is improved; through being provided with the washing rose box in the cabinet body, the air is through the cotton filtration of filtration dust absorption and the disinfection back of sterilamp, and the unable filterable tiny granule of washing rose box adhesion, and the active carbon filter can carry out secondary filter with the air simultaneously, can effectually handle the harmful substance of tiny granule, has promoted the environmental protection effect of fume chamber.

Drawings

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

FIG. 2 is a cross-sectional view of an environmentally friendly filter box of the present invention;

fig. 3 is a sectional view of a connection pipe of the present invention.

In the figure: 1. a cabinet body; 2. an air inlet groove; 3. a sealing plate; 4. an air box; 5. an environment-friendly filter box; 6. a bolt; 7. a waist groove; 8. a chute; 9. a storage cabinet; 10. a support frame; 11. a connecting pipe; 12. a baffle plate; 13. an air inlet; 14. filtering dust-absorbing cotton; 15. a sterilizing lamp; 16. a partition plate; 17. an activated carbon filter plate; 18. washing the filter tank with water; 19. a fan; 20. a one-way valve.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-3, an environment-friendly ventilation cabinet for a laboratory comprises a cabinet body 1 and an environment-friendly filter box 5 embedded and fixed at the top end of one side surface of the cabinet body 1, an air inlet groove 2 is arranged at the central position of the cabinet body 1, sliding grooves 8 are arranged on both sides of the inner wall of the air inlet groove 2, wherein, one side of the cabinet body 1 is provided with a waist groove 7 communicated with the sliding grooves 8, a sealing plate 3 is arranged between the two sliding grooves 8 in a sliding way, a baffle plate 16 is fixed at the central position of the environment-friendly filter box 5, an air inlet 13 communicated with the air inlet tank 2 is arranged at one side of the bottom wall of the environment-friendly filter box 5, a washing filter tank 18 is fixed on the other side of the bottom wall of the environmental protection filter tank 5, a baffle plate 12 is arranged at the central position of the washing filter tank 18, and an activated carbon filter plate 17 is embedded in one side of the water washing filter box 18, and a connecting pipe 11 fixed with the bottom end face of the baffle plate 12 is embedded in the top end of the partition plate 16.

Referring to fig. 1, equal fixedly connected with support frame 10 in the top face both sides of the cabinet body 1, and the bottom equidistance of the cabinet body 1 is provided with stores cabinet 9, all install the handle in the recess of seting up on one side of a plurality of stores cabinet 9, the both ends of closing plate 3 all with spout 8 zonulae occludens, and the bottom of closing plate 3 is connected with the lug, be provided with the bolt 6 that is used for fixed seal plate 3 in waist groove 7, waist groove 7 and closing plate 3 threaded connection are passed to the one end of bolt 6, bolt 6 screws up the back and the surface butt of the cabinet body 1, thereby make bolt 6 and closing plate 3 keep fixed with the cabinet body 1, can overlap on the bolt 6 and establish the rubber pad, can avoid bolt 6 to cause the damage to the cabinet body 1.

Referring to fig. 2, after the air is filtered by the filtering dust-absorbing cotton 14 and sterilized by the sterilizing lamp 15 (preferably, an ultraviolet sterilizing lamp), the washing filter box 18 can adhere fine particles which cannot be filtered, meanwhile, the activated carbon filter plate 17 can filter the air for the second time, and can effectively treat harmful substances of the fine particles, the filtering dust-absorbing cotton 14 is equidistantly arranged above the air inlet 13, two ends of the filtering dust-absorbing cotton 14 are respectively and fixedly connected with the environment-friendly filter box 5 and the partition plate 16, the sterilizing lamp 15 fixed on the top wall of the environment-friendly filter box 5 is arranged above the filtering dust-absorbing cotton 14, the top end of the baffle plate 12 is fixedly connected with the environment-friendly filter box 5, the washing filter box 18 is internally provided with cleaning liquid which overflows the connecting pipe 11, the air box 4 is fixedly connected with one side of the top end face of the environment-friendly filter box 5, the air box 4 is positioned above the activated carbon filter plate 17, and filter screens are embedded and fixed at two ends of the air box 4, wherein the top end of the air box 4 is connected with an air outlet pipe, and the air box 4 can quickly discharge the air in the environment-friendly filter box 5.

Referring to fig. 3, a fan 19 is embedded and installed at one end of the partition plate 16 and fixed to the connecting pipe 11, a check valve 20 is embedded and fixed to the other end of the connecting pipe 11, the fan 19 in the connecting pipe 11 is communicated with the air inlet 13, air can enter the connecting pipe 11 from the air inlet 13 through the fan 13, the check valve 20 can prevent liquid in the water-washing filter box 18 from entering the connecting pipe 11, and therefore pressure of the air when the air is discharged from the connecting pipe 11 is greatly reduced, and the air can easily enter the water-washing filter box 18 from the connecting pipe 11.

The theory of operation, this an environment-friendly fume chamber for laboratory, when using, the lug of 3 bottoms of closing plate is held to the hand behind the unscrew bolt 6, it slides in spout 8 to drive closing plate 3, thereby adjust the size of intake stack 2, adjust and tighten bolt 6 after accomplishing, make bolt 6 and cabinet body 1 butt, thereby it is fixed with closing plate 3, start fan 19 and bellows 4, fan 19 makes the air get into connecting pipe 11 from air intake 13 after the filtration of filtration dust absorption cotton 14, sterilamp 15 in the environmental protection rose box 5 can disinfect the air, the air gets into washing rose box 18 from connecting pipe 11, liquid in the washing rose box 18 can adsorb the filterable tiny granule of filtration dust absorption cotton 14 inequality, and make the air discharge from the play tuber pipe on bellows 4 top after the filtration of filtration carbon filter 17.

The above description is only the specific implementation manner of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art should be covered within the protection scope of the present invention in the technical scope disclosed by the present invention, according to the technical solution of the present invention and the concept of the present invention, equivalent replacement or change is added.

Claims

1. The utility model provides an environment-friendly fume chamber for laboratory, includes that the cabinet body (1) and embedded environmental protection rose box (5) of fixing on cabinet body (1) a side top, its characterized in that: an air inlet groove (2) is formed in the center of the cabinet body (1), sliding grooves (8) are formed in the two sides of the inner wall of the air inlet groove (2), wherein one side of the cabinet body (1) is provided with a waist groove (7) communicated with the sliding grooves (8), a sealing plate (3) is arranged between the two sliding grooves (8) in a sliding way, a clapboard (16) is fixed at the central position of the environment-friendly filter box (5), an air inlet (13) communicated with the air inlet groove (2) is arranged on one side of the bottom wall of the environment-friendly filter box (5), a washing filter box (18) is fixed on the other side of the bottom wall of the environment-friendly filter box (5), a baffle (12) is arranged at the central position of the water washing filter tank (18), and one side of the water washing filter box (18) is embedded with an active carbon filter plate (17), the top end of the clapboard (16) is embedded with a connecting pipe (11) fixed with the bottom end face of the baffle plate (12).

2. An environment-friendly fume hood for laboratory use according to claim 1, wherein: the cabinet is characterized in that support frames (10) are fixedly connected to two sides of the top end face of the cabinet body (1), storage cabinets (9) are arranged at equal intervals at the bottom of the cabinet body (1), and handles are mounted in grooves formed in one sides of the storage cabinets (9).

3. An environment-friendly fume hood for laboratory use according to claim 2 wherein: the both ends of closing plate (3) all with spout (8) zonulae occludens, and the bottom of closing plate (3) is connected with the lug, be provided with bolt (6) that are used for fixed closing plate (3) in waist groove (7), the one end of bolt (6) is passed waist groove (7) and closing plate (3) threaded connection.

4. An environment-friendly fume hood for laboratory use according to claim 3, wherein: air intake (13) top equidistance is provided with filters dust absorption cotton (14), the both ends of filtering dust absorption cotton (14) respectively with environmental protection rose box (5) and baffle (16) fixed connection, and filter dust absorption cotton (14) top and be equipped with sterilamp (15) of fixing at environmental protection rose box (5) roof.

5. An environment-friendly fume hood for laboratory use according to claim 4, wherein: the top end of the baffle (12) is fixedly connected with the environment-friendly filter tank (5), and cleaning liquid overflowing the connecting pipe (11) is arranged in the washing filter tank (18).

6. An environment-friendly fume hood for laboratory use according to claim 5, wherein: the top of environmental protection rose box (5) face one side fixedly connected with bellows (4), bellows (4) are located active carbon filter (17) top, and all embedded filter screens that are fixed with in the both ends of bellows (4), and wherein the top of bellows (4) is connected with out the tuber pipe.

7. An environment-friendly fume hood for laboratory use according to claim 6, wherein: the connecting pipe (11) is fixed at one end of the partition plate (16) and is embedded with a fan (19), and the other end of the connecting pipe (11) is embedded and fixed with a one-way valve (20).