CN220005358U

CN220005358U - Air purifying type fume hood

Info

Publication number: CN220005358U
Application number: CN202321192197.4U
Authority: CN
Inventors: 胡天胜; 陈丁敏; 周旭; 章萍
Original assignee: Suzhou Bonatu Technology Co ltd
Current assignee: Suzhou Bonatu Technology Co ltd
Priority date: 2023-05-17
Filing date: 2023-05-17
Publication date: 2023-11-14
Anticipated expiration: 2033-05-17

Abstract

The utility model belongs to the technical field of fume hoods, and discloses a clean air type fume hood which comprises a hood body, wherein a coarse filter screen is arranged in a housing, limiting grooves are symmetrically formed in the outer side of the coarse filter screen, springs are symmetrically and fixedly arranged on the outer side of the housing, one end of each spring is fixedly connected with a limiting piece penetrating through the housing, and one end of each limiting piece is spliced with the limiting grooves. The utility model is provided with the cover shell at one end of the air suction pipe, and is provided with the coarse filter screen and the fine filter screen in the cover shell, so that dust can be filtered, and the limit piece is pulled by screwing down the cover shell, so that one end of the limit piece is separated from the inside of the limit groove, the coarse filter screen is taken out of the cover shell, the collected dust can be conveniently treated, and the problems that the fume hood is usually provided with the suction pipe for collecting gas, the suction pipe is not provided with the dust removing structure, the dust enters the inside of the clean gas fume hood to pollute and influence the gas treatment effect are solved.

Description

Air purifying type fume hood

Technical Field

The utility model belongs to the technical field of fume hoods, and particularly relates to a clean air type fume hood.

Background

The clean air type ventilating cabinet is provided with a plurality of original inlet fans, laboratory air enters from an inclined front door plate opening, various toxic and harmful gases and dust generated during experimental operation are adsorbed and filtered by the high-efficiency molecular filter to form clean air which is discharged out of the cabinet, so that the aim of purifying the air in the cabinet and the indoor air is fulfilled, and the inhalation hazard brought by laboratory personnel during the operation of chemicals is effectively protected;

at present, a fume hood is usually provided with a suction pipe for collecting gas, the suction pipe is not provided with a dust removing structure, and dust enters the inside of the clean gas fume hood to pollute the gas treatment effect; therefore, there is a need to design a clean air type fume hood to solve the above problems.

Disclosure of Invention

The utility model aims to provide a clean air type fume hood, which aims to solve the problems that in the prior art, a clean air type fume hood is usually provided with a suction pipe for collecting air, the suction pipe is not provided with a dust removing structure, dust enters the interior of the clean air type fume hood to generate pollution, and the gas treatment effect is affected.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a net gas type fume chamber, includes the cabinet body, one side fixed mounting of the cabinet body has the air-blower, the air outlet fixedly connected with of air-blower runs through the intake pipe of the cabinet body, just the air intake fixedly connected with breathing pipe of air-blower, the one end spiro union of breathing pipe has the housing, the inboard fixed mounting of housing has thin filter screen, just the inside of housing is provided with thick filter screen, spacing groove has been seted up to the outside symmetry of thick filter screen, the outside symmetry of housing has the spring, every the equal fixedly connected with of one end of spring runs through the locating part of housing, peg graft between the one end of locating part and the spacing groove.

Preferably, a first smoke concentration detector is fixedly arranged on one side of the cabinet body, and a second smoke concentration detector is fixedly arranged on the upper surface of the inner cavity of the cabinet body.

Preferably, the front surface of the cabinet body is hinged with a cabinet door, and the front surface of the cabinet door is fixedly provided with a PLC controller.

Preferably, one side of the cabinet body is fixedly connected with an air outlet pipe and a U-shaped pipe respectively, and an exhaust fan is arranged on a pipeline of the U-shaped pipe.

Preferably, the inside fixed mounting of the cabinet body has the water tank, the inboard fixed mounting of water tank has the condenser pipe with intake-tube connection, the one end of condenser pipe runs through the water tank, the opposite side fixed mounting of the cabinet body has the refrigerator, the inlet and outlet of refrigerator respectively fixedly connected with the outlet pipe and the inlet tube that run through the cabinet body, the one end of outlet pipe and inlet tube all communicates with the water tank between.

Preferably, the inside of the cabinet body is provided with a charcoal layer, a filter plate and a smoke processor respectively, and both sides of the charcoal layer, the filter plate and the smoke processor are sleeved with U-shaped plates connected with the cabinet body.

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

1. the utility model is provided with the cover shell at one end of the air suction pipe, and is provided with the coarse filter screen and the fine filter screen in the cover shell, so that dust can be filtered, and the spring is stretched by screwing down the cover shell and pulling the limiting piece, so that one end of the limiting piece is separated from the inside of the limiting groove, the coarse filter screen is taken out of the cover shell, the collected dust can be conveniently treated, and the problems that the purified air type fume hood in the prior art is usually provided with the suction pipe for collecting air, the suction pipe is not provided with a dust removing structure, the dust enters the inside of the purified air type fume hood and can pollute the air treatment effect are solved.

2. According to the utility model, the U-shaped plate is arranged in the cabinet body, and the charcoal layer, the filter plate and the smoke processor are all positioned in the U-shaped plate, so that the charcoal layer, the filter plate and the smoke processor are convenient to detach and overhaul or replace.

Drawings

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a schematic view of the internal structure of the housing of the present utility model;

FIG. 3 is a schematic diagram of a front view of the present utility model;

in the figure: 1. a cabinet body; 2. a first smoke concentration detector; 3. a housing; 4. an air suction pipe; 5. a blower; 6. an air inlet pipe; 7. a cabinet door; 8. a PLC controller; 9. a fine filter screen; 10. a spring; 11. a limit groove; 12. a coarse filter screen; 13. a limiting piece; 14. an air outlet pipe; 15. an exhaust fan; 16. a U-shaped tube; 17. a refrigerating machine; 18. a water outlet pipe; 19. a water tank; 20. a water inlet pipe; 21. a condensing tube; 22. a charcoal layer; 23. a filter plate; 24. a flue gas processor; 25. a second smoke concentration detector; 26. u-shaped board.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Embodiment one:

referring to fig. 1 to 3, the present utility model provides a technical solution: the utility model provides a clean gas formula fume chamber, including cabinet body 1, one side fixed mounting of cabinet body 1 has air-blower 5, the air outlet fixedly connected with of air-blower 5 runs through the intake pipe 6 of cabinet body 1, and the air intake fixedly connected with breathing pipe 4 of air-blower 5, the one end spiro union of breathing pipe 4 has housing 3, the inboard fixed mounting of housing 3 has thin filter screen 9, and the inside of housing 3 is provided with coarse filter screen 12, spacing groove 11 has been seted up to the outside symmetry of coarse filter screen 12, the outside symmetry fixed mounting of housing 3 has spring 10, the equal fixedly connected with of one end of every spring 10 runs through the locating part 13 of housing 3, peg graft between one end and the spacing groove 11 of locating part 13, one side fixed mounting of cabinet body 1 has first smog concentration detector 2, and the inner chamber upper surface fixed mounting of cabinet body 1 has second smog concentration detector 25, the front surface of cabinet body 1 articulates has cabinet door 7, the preceding fixed mounting of cabinet door 7 has PLC controller 8.

From the above description, the present utility model has the following advantageous effects: the novel dust collecting and removing device comprises a housing 3, a coarse filter screen 12 and a fine filter screen 9 are arranged at one end of an air suction pipe 4, the coarse filter screen 12 and the fine filter screen 9 are arranged in the housing 3, dust can be filtered, a limiting piece 13 is pulled through screwing down the housing 3, a spring 10 is stretched, one end of the limiting piece 13 is separated from the inside of a limiting groove 11, the coarse filter screen 12 is taken out of the housing 3, collected dust is conveniently treated, and the problems that a clean air type fume hood in the prior art is generally provided with a suction pipe for collecting gas, the suction pipe is not provided with a dust removing structure, the dust enters the inside of the clean air type fume hood to pollute the air, and the gas treatment effect is affected are solved.

Embodiment two:

referring to fig. 1 to 3, on the basis of the first embodiment, the present utility model provides a technical solution: one side of the cabinet body 1 is fixedly connected with an air outlet pipe 14 and a U-shaped pipe 16 respectively, an exhaust fan 15 is arranged on a pipeline of the U-shaped pipe 16, a water tank 19 is fixedly arranged on the inner side of the cabinet body 1, a condensation pipe 21 connected with an air inlet pipe 6 is fixedly arranged on the inner side of the water tank 19, one end of the condensation pipe 21 penetrates through the water tank 19, a refrigerator 17 is fixedly arranged on the other side of the cabinet body 1, an water inlet pipe 18 and an water outlet of the refrigerator 17 are fixedly connected with a water outlet pipe 18 and a water inlet pipe 20 which penetrate through the cabinet body 1 respectively, one ends of the water outlet pipe 18 and the water inlet pipe 20 are communicated with the water tank 19, a charcoal layer 22, a filter plate 23 and a smoke processor 24 are respectively arranged in the cabinet body 1, and U-shaped plates 26 connected with the cabinet body 1 are sleeved on two sides of the charcoal layer 22, the filter plate 23 and the smoke processor 24.

By adopting the technical scheme, the U-shaped plate 26 is arranged in the cabinet body 1, and the charcoal layer 22, the filter plate 23 and the smoke processor 24 are all positioned in the U-shaped plate 26, so that the charcoal layer 22, the filter plate 23 and the smoke processor 24 are convenient to detach and overhaul or replace.

The working principle and the using flow of the utility model are as follows:

when the smoke concentration detector is used, the blower 5, the exhaust fan 15 and the refrigerator 17 are started, the refrigerator 17 enables the water tank 19 to circulate cold water in the interior, inhaled gas can be cooled, when the first smoke concentration detector 2 detects that the gas in a laboratory is unqualified, air is filtered by the exhaust fan 15 through the coarse filter screen 12 and the fine filter screen 9, enters the interior of the cabinet body 1 through the air suction pipe 4 and the air inlet pipe 6, is treated by the charcoal layer 22, the filter plate 23 and the smoke processor 24, is discharged from the air outlet pipe 14, and when the second smoke concentration detector 25 detects that the smoke concentration is unqualified, enters the bottom of the charcoal layer 22 through the exhaust fan 15 and the U-shaped pipe 16, and is treated again by the charcoal layer 22, the filter plate 23 and the smoke processor 24. When the dust in the housing 3 needs to be removed, the housing 3 is firstly screwed off from the outer side of the air suction pipe 4, then the limiting piece 13 is pulled, the spring 10 is stretched, one end of the limiting piece 13 is separated from the inside of the limiting groove 11, the coarse filter screen 12 is taken out from the inside of the housing 3, and finally the dust in the housing 3 is removed.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

The foregoing is merely illustrative of the present utility model and not restrictive, and other modifications and equivalents thereof may occur to those skilled in the art without departing from the spirit and scope of the present utility model.

Claims

1. The utility model provides a clean gas formula fume chamber, includes cabinet body (1), its characterized in that: one side fixed mounting of the cabinet body (1) has air-blower (5), the air outlet fixedly connected with of air-blower (5) runs through intake pipe (6) of the cabinet body (1), just the air intake fixedly connected with breathing pipe (4) of air-blower (5), the one end spiro union of breathing pipe (4) has housing (3), the inboard fixed mounting of housing (3) has fine filter screen (9), just the inside of housing (3) is provided with coarse filter screen (12), spacing groove (11) have been seted up to the outside symmetry of coarse filter screen (12), the outside symmetry of housing (3) has spring (10), every the equal fixedly connected with of one end of spring (10) runs through spacing piece (13) of housing (3), peg graft between one end and spacing groove (11) of spacing piece (13).

2. A net gas hood according to claim 1, wherein: one side of the cabinet body (1) is fixedly provided with a first smoke concentration detector (2), and the upper surface of the inner cavity of the cabinet body (1) is fixedly provided with a second smoke concentration detector (25).

3. A net gas hood according to claim 1, wherein: the front surface of the cabinet body (1) is hinged with a cabinet door (7), and the front surface of the cabinet door (7) is fixedly provided with a PLC (programmable logic controller) 8.

4. A net gas hood according to claim 1, wherein: one side of the cabinet body (1) is fixedly connected with an air outlet pipe (14) and a U-shaped pipe (16) respectively, and an exhaust fan (15) is arranged on a pipeline of the U-shaped pipe (16).

5. A net gas hood according to claim 1, wherein: the novel water tank is characterized in that a water tank (19) is fixedly arranged on the inner side of the cabinet body (1), a condensing pipe (21) connected with the air inlet pipe (6) is fixedly arranged on the inner side of the water tank (19), one end of the condensing pipe (21) penetrates through the water tank (19), a refrigerator (17) is fixedly arranged on the other side of the cabinet body (1), a water outlet pipe (18) and a water inlet pipe (20) penetrating through the cabinet body (1) are fixedly connected to a water inlet and a water outlet of the refrigerator (17) respectively, and one ends of the water outlet pipe (18) and the water inlet pipe (20) are communicated with the water tank (19).

6. A net gas hood according to claim 1, wherein: the inside of the cabinet body (1) is provided with a charcoal layer (22), a filter plate (23) and a smoke processor (24) respectively, and both sides of the charcoal layer (22), the filter plate (23) and the smoke processor (24) are sleeved with U-shaped plates (26) connected with the cabinet body (1).