CN220160848U - Purifying laminar flow fume hood - Google Patents
Purifying laminar flow fume hood Download PDFInfo
- Publication number
- CN220160848U CN220160848U CN202321610203.3U CN202321610203U CN220160848U CN 220160848 U CN220160848 U CN 220160848U CN 202321610203 U CN202321610203 U CN 202321610203U CN 220160848 U CN220160848 U CN 220160848U
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- fume hood
- main body
- fixedly arranged
- hood main
- purifying
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- 239000003517 fume Substances 0.000 title claims abstract description 71
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 28
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 22
- 238000001179 sorption measurement Methods 0.000 claims abstract description 21
- 238000001914 filtration Methods 0.000 claims abstract description 8
- 238000005192 partition Methods 0.000 claims abstract description 6
- 229920000742 Cotton Polymers 0.000 claims abstract description 5
- 241000220317 Rosa Species 0.000 claims description 6
- 238000009423 ventilation Methods 0.000 claims description 3
- 239000002341 toxic gas Substances 0.000 abstract description 9
- 239000002274 desiccant Substances 0.000 abstract description 7
- 239000007789 gas Substances 0.000 abstract description 5
- 230000036541 health Effects 0.000 abstract description 3
- 238000002474 experimental method Methods 0.000 description 11
- 230000009471 action Effects 0.000 description 9
- 239000000126 substance Substances 0.000 description 9
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 231100000481 chemical toxicant Toxicity 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
Landscapes
- Treating Waste Gases (AREA)
Abstract
The utility model discloses a purifying laminar flow fume hood, which relates to the technical field of fume hoods and comprises a fume hood main body, wherein a kitchen door is arranged above the front end of the fume hood main body, a first handle is fixedly arranged on the right side of the front end of the kitchen door, a control panel is fixedly arranged in the middle of the front end of the kitchen door, a placing bin is arranged above the inner cavity of the fume hood main body, and an exhaust fan is fixedly arranged on the right side of the top end of the fume hood main body. The utility model provides a purifying laminar flow fume hood, which is characterized in that a first hand holds a handle to open a cabinet door from the front end of a fume hood main body, so that a structure for filtering and purifying gas is realized, and further, toxic gas is effectively prevented from affecting the health of a human body through the arrangement of an exhaust fan, an air inlet, a first conveying air pipe, a first check box, an active carbon adsorption layer, a conveying pipe, an air outlet, a partition plate, an air exhaust through groove, a second conveying air pipe, a filter box, a drying agent layer, an air filtering cotton layer, an active carbon adsorption layer and an air outlet.
Description
Technical Field
The utility model relates to the technical field of fume hoods, in particular to a purifying laminar flow fume hood.
Background
Fume hoods, also known as fume hoods, are a large piece of equipment used in chemical laboratories to reduce exposure of experimenters to hazardous gases. Fume hoods are the primary barrier to protect personnel from toxic chemical fumes, and can be used as important safety backup equipment, like effectively exhausting harmful gases when chemical fumes, dust and toxic gases are generated during chemical experiment process failure, protecting staff and laboratory environment. The following problems exist in the prior art:
1. the existing purifying laminar flow fume hood cannot filter and purify used air, so that the used air is directly discharged to the outside, thus the surrounding environment is polluted, and the physical health of surrounding people is seriously influenced;
2. the existing purifying laminar flow fume hood cannot store some equipment for chemical experiments, and cannot conveniently move the fume hood, so that the practicability of the device is greatly reduced.
Disclosure of Invention
In order to solve the technical problems, the utility model adopts the following technical scheme:
the utility model provides a purifying laminar flow fume hood, includes the fume hood main part, the top of fume hood main part front end is provided with the shop door, the right side fixed mounting of shop door front end has the handle one, the middle part fixed mounting of shop door front end has control panel, place the storehouse has been seted up to the top of fume hood main part inner chamber, the right side fixed mounting on fume hood main part top has the air exhauster, the top fixed mounting of air exhauster has the air intake, the left side fixed mounting of air exhauster has the transport tuber pipe one, the middle part fixed mounting on fume hood main part top has the check case, the middle part of check case is provided with active carbon adsorbed layer one, the bottom fixed mounting of check case has the conveyer pipe, the bottom fixed mounting of conveyer pipe has the air outlet, the rear end fixed mounting of placing the storehouse inboard has the baffle, the air vent through groove has been seted up to the surface of baffle, the rear end of fume hood main part has the conveyer tuber pipe two, the rear end fixed mounting of fume hood main part has the rose box, the place ahead of rose box inboard is provided with drier layer, the middle part of rose box top, the filter layer is provided with the active carbon adsorbed layer one, the filter layer is provided with the back side of the active carbon adsorbed layer.
The technical scheme of the utility model is further improved as follows: the storage bin is arranged below the inner cavity of the fume hood main body, the front end of the storage bin is provided with a box door, the front end of the box door is fixedly provided with a handle, the bottom end of the fume hood main body is fixedly provided with a rotary table, and the bottom end of the rotary table is fixedly provided with a universal wheel.
The technical scheme of the utility model is further improved as follows: the first conveying air pipe is round, and one end of the first conveying air pipe is arranged in the inner cavity of the check box.
The technical scheme of the utility model is further improved as follows: the exhaust through grooves are square, and the exhaust through grooves are respectively and uniformly formed in the surfaces of the partition plates.
The technical scheme of the utility model is further improved as follows: the two box doors are arranged at the left side and the right side of the front end of the storage bin respectively.
The technical scheme of the utility model is further improved as follows: the turntables are four in number, and the four turntables are respectively fixed at four corners of the bottom end of the fume hood main body.
By adopting the technical scheme, compared with the prior art, the utility model has the following technical progress:
1. the utility model provides a purifying laminar flow fume hood, which is characterized in that a first holding handle is held by a hand to open a cabinet door from the front end of a fume hood main body, then articles failing in chemical experiments are placed in a placing bin, then an exhaust fan is controlled to be started by using the cabinet door manually to suck wind from an air inlet into a first conveying air pipe, then the wind is conveyed into a check box through the first conveying air pipe, then toxic gas in the placing bin is effectively prevented from being discharged under the action of an active carbon adsorption layer I through the inner side of the check box, then the wind in the check box is conveyed into an air outlet through a conveying pipe, then the wind is discharged into the placing bin through an air outlet, then the wind is conveyed into a second conveying air pipe through an exhaust through groove, then the wind is conveyed into a filter box through the second conveying air pipe, and finally the toxic gas is effectively filtered and purified under the combined action of a layer, and finally the air is discharged through a drying agent layer, so that the air purifying structure with the toxic gas is realized, and the air is prevented from being influenced by the first conveying air pipe, the air inlet, the second conveying air pipe, the active carbon adsorption layer, the air inlet, the second conveying air pipe, the active carbon adsorption layer and the air inlet, and the air exhaust duct.
2. The utility model provides a purifying laminar flow fume hood, which is characterized in that under the action of a storage bin arranged below an inner cavity of a fume hood main body, a front end of a box door is opened from the storage bin by manual hand holding of a handle, then equipment for chemical experiments is placed in the storage bin for storage, and then the whole of the purifying laminar flow fume hood can be randomly moved under the combined action of a turntable and a universal wheel arranged at four corners of the bottom end of the fume hood main body, so that the equipment storage structure for the chemical experiments is realized, the moving position of the fume hood main body can be conveniently realized, and the practicability of the purifying laminar flow hood is effectively improved through the arrangement of the storage bin, the box door, the handle, the turntable and the universal wheel.
Drawings
FIG. 1 is a schematic view of a purge hood according to the present utility model;
FIG. 2 is a schematic view of a novel structure of the present utility connection of the placement bin;
FIG. 3 is a schematic diagram of a novel structure of the exhaust duct connection of the present utility model;
fig. 4 is a schematic diagram of a novel structure of the present utility model in cross section.
In the figure: 1. a fume hood body; 2. a showcase door; 3. a first handle; 4. a control panel; 5. placing a bin; 6. an exhaust fan; 7. an air inlet; 8. a first conveying air pipe; 9. a grid box; 10. an active carbon adsorption layer I; 11. a delivery tube; 12. an air outlet; 13. a partition plate; 14. an exhaust ventilation groove; 15. a second conveying air pipe; 16. a filter box; 17. a desiccant layer; 18. an air filtration cotton layer; 19. an active carbon adsorption layer II; 20. an air outlet; 21. a storage bin; 22. a door; 23. a handle; 24. a turntable; 25. and a universal wheel.
Detailed Description
The utility model is further illustrated by the following examples:
example 1
As shown in fig. 1-4, the utility model provides a purifying laminar flow fume hood, which comprises a fume hood main body 1, wherein a first handle 3 is fixedly arranged on the right side of the front end of the fume hood main body 1, a control panel 4 is fixedly arranged in the middle of the front end of the fume hood 2, a placing bin 5 is arranged above the inner cavity of the fume hood main body 1, an exhaust fan 6 is fixedly arranged on the right side of the top end of the fume hood main body 1, an air inlet 7 is fixedly arranged on the top end of the exhaust fan 6, a first conveying air pipe 8 is fixedly arranged on the left side of the exhaust fan 6, a check box 9 is fixedly arranged in the middle of the top end of the fume hood main body 1, an activated carbon adsorption layer 10 is arranged in the middle of the check box 9, a conveying pipe 11 is fixedly arranged at the bottom end of the check box 9, an air outlet 12 is fixedly arranged at the bottom end of the conveying pipe 11, a baffle 13 is fixedly arranged at the rear end of the inner side of the placing bin 5, an air exhaust through groove 14 is formed in the surface of the baffle 13, a second conveying air pipe 15 is formed in the rear end of the fume hood main body 1, a filter box 16 is fixedly arranged at the rear end of the fume hood main body 1, a second filter layer 16 is fixedly arranged at the inner side of the filter box 16, a filter layer 17 is arranged at the rear side of the filter layer 16 is fixedly arranged at the rear side of the filter layer 16, and an activated carbon adsorption layer 20 is fixedly arranged at the rear side of the filter layer 16 is arranged at the rear side of the filter layer 16.
In the embodiment, the kitchen door 2 is opened from the front end of the fume hood main body 1 by holding the first handle 3 by a hand, then the articles failing in chemical experiments are placed in the placement bin 5, then the kitchen door 2 is used manually to control and start the exhaust fan 6 to pump air from the air inlet 7 into the first conveying air pipe 8, then the air is conveyed into the check box 9 through the first conveying air pipe 8, then the toxic gas in the placement bin 5 can be effectively blocked from being discharged under the action of the first activated carbon adsorption layer 10 arranged on the inner side of the check box 9, then the air in the check box 9 is conveyed into the air outlet 12 through the conveying pipe 11, then the air is discharged into the placement bin 5 through the air outlet 12, and then the air is conveyed into the second conveying air pipe 15 through the air discharge through groove 14, then, the air is conveyed into the filter box 16 through the conveying air pipe II 15, then, under the combined action of the drying agent layer 17, the air filtering cotton layer 18 and the active carbon adsorption layer II 19, toxic gas is effectively filtered and purified, and finally, the filtered and purified gas is discharged through the drying agent layer 17, so that the structure with the filtered and purified gas is realized, and the influence of the toxic gas on the health of a human body is effectively avoided through the arrangement of the exhaust fan 6, the air inlet 7, the conveying air pipe I8, the check box 9, the active carbon adsorption layer I10, the conveying pipe 11, the air outlet 12, the partition plate 13, the exhaust through groove 14, the conveying air pipe II 15, the filter box 16, the drying agent layer 17, the air filtering cotton layer 18, the active carbon adsorption layer II 19 and the air outlet 20.
Example 2
As shown in fig. 1-4, on the basis of embodiment 1, the present utility model provides the following technical solutions: preferably, a storage bin 21 is arranged below the inner cavity of the fume hood main body 1, a box door 22 is arranged at the front end of the storage bin 21, a handle 23 is fixedly arranged at the front end of the box door 22, a turntable 24 is fixedly arranged at the bottom end of the fume hood main body 1, and universal wheels 25 are fixedly arranged at the bottom end of the turntable 24.
In this embodiment, through having set up under the effect of accomodating storehouse 21 in fume hood main part 1 inner chamber, open chamber door 22 from accomodating storehouse 21 through artifical hand handle 23, accomodate in accomodating storehouse 21 through placing equipment for the chemistry experiments afterwards, then through having set up under the combined action of carousel 24 and universal wheel 25 at four angles of fume hood main part 1 bottom, can carry out the arbitrary shift position to the whole of device, thereby realized having equipment storage structure for the chemistry experiments, and can be convenient carry out shift position to fume hood main part 1, and then through accomodating storehouse 21, chamber door 22, handle 23, carousel 24 and universal wheel 25's setting, the effectual practicality that has improved the device.
Example 3
As shown in fig. 1-4, on the basis of embodiment 1, the present utility model provides the following technical solutions: preferably, the first conveying air pipe 8 is circular, one end of the first conveying air pipe 8 is arranged in the inner cavity of the check box 9, the exhaust through grooves 14 are square, the exhaust through grooves 14 are uniformly formed in the surfaces of the partition plates 13, the number of the box doors 22 is two, the number of the two box doors 22 is four, the number of the turntables 24 is four, and the four turntables 24 are fixed at the four corners of the bottom end of the fume hood main body 1.
The working principle of the purifying laminar flow fume hood is specifically described below.
As shown in fig. 1-4, when in use, the first hand grip 3 is held by a hand to open the cabinet door 2 from the front end of the fume hood main body 1, then the articles failing in chemical experiments are placed into the placement cabin 5, then the cabinet door 2 is used by a hand to control and start the exhaust fan 6 to pump air from the air inlet 7 into the first conveying air pipe 8, then the first conveying air pipe 8 is used to convey air into the check box 9, then the inner side of the check box 9 is provided with the active carbon adsorption layer 10, toxic gas in the placement cabin 5 can be effectively blocked to be discharged, then the air in the check box 9 is conveyed into the air outlet 12 through the conveying pipe 11, then the air is discharged into the placement cabin 5 through the air outlet 12, the air is conveyed into the second conveying air pipe 15 through the air outlet through the air exhaust through the air through groove 14, then the air is conveyed into the filter box 16 through the second conveying air pipe 15, and under the combined action of the desiccant layer 17, the air filter layer 18 and the active carbon adsorption layer 19, the first and the second conveying air layer 17, the active carbon adsorption layer 17, the second conveying air inlet 17, the second air inlet 17, the active carbon adsorption layer 16, the second air inlet layer 17, the active carbon adsorption layer 17, the second air inlet layer 17, the active carbon layer 17 and the active carbon adsorption layer 20, and the air inlet layer 20;
in the in-process of using, under the effect of accomodating storehouse 21 has been set up through the below in fume hood main part 1 inner chamber, open chamber door 22 from accomodating storehouse 21 through artifical hand handle 23, accomodate in accomodating storehouse 21 through placing equipment for the chemistry experiment afterwards, then through having set up under the combined action of carousel 24 and universal wheel 25 at four angles of fume hood main part 1 bottom, can carry out the random shift position to the whole of device, thereby realized having equipment storage structure for the chemistry experiment, and can be convenient shift position to fume hood main part 1, and then through accomodating storehouse 21, chamber door 22, handle 23, carousel 24 and universal wheel 25's setting, the effectual practicality that has improved the device.
The foregoing utility model has been generally described in great detail, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, it is intended to cover modifications or improvements within the spirit of the inventive concepts.
Claims (6)
1. A purifying laminar flow fume hood, comprising a fume hood main body (1), characterized in that: the utility model discloses a filter cabinet, which comprises a fume hood main body (1), wherein a kitchen door (2) is arranged above the front end of the fume hood main body (1), a first handle (3) is fixedly arranged on the right side of the front end of the kitchen door (2), a control panel (4) is fixedly arranged in the middle of the front end of the kitchen door (2), a placing bin (5) is arranged above the inner cavity of the fume hood main body (1), an exhaust fan (6) is fixedly arranged on the right side of the top end of the fume hood main body (1), an air inlet (7) is fixedly arranged on the top end of the exhaust fan (6), a first conveying air pipe (8) is fixedly arranged on the left side of the exhaust fan (6), a first active carbon adsorption layer (10) is fixedly arranged in the middle of the top end of the fume hood main body (1), a conveying pipe (11) is fixedly arranged at the bottom end of the first handle, an air outlet (12) is fixedly arranged at the bottom end of the first handle, a baffle (13) is fixedly arranged at the inner side of the placing bin (5), a baffle (13) is fixedly arranged at the rear end of the inner side of the conveying pipe (1), a second filtering layer (16) is fixedly arranged on the surface of the baffle (13), a second filtering layer (16) is arranged at the inner side of the fume hood main body (1), the middle part of rose box (16) inboard is provided with air filtration cotton layer (18), the inboard rear of rose box (16) is provided with active carbon adsorption layer two (19), the rear side fixed mounting on rose box (16) top has air exit (20).
2. A purifying laminar flow hood according to claim 1, characterized in that: the utility model discloses a fume hood, including fume hood main part (1), including ventilation hood main part (1), cabinet main part (1) inner chamber's below has been seted up, the front end of cabinet main part (21) is provided with chamber door (22), the front end fixed mounting of chamber door (22) has handle (23), the bottom fixed mounting of ventilation hood main part (1) has carousel (24), the bottom fixed mounting of carousel (24) has universal wheel (25).
3. A purifying laminar flow hood according to claim 1, characterized in that: the first conveying air pipe (8) is round, and one end of the first conveying air pipe (8) is arranged in the inner cavity of the check box (9).
4. A purifying laminar flow hood according to claim 1, characterized in that: the exhaust through grooves (14) are square, and the exhaust through grooves (14) are uniformly formed in the surface of the partition plate (13) respectively.
5. A purifying laminar flow hood according to claim 2, characterized in that: the number of the box doors (22) is two, and the two box doors (22) are respectively arranged at the left side and the right side of the front end of the storage bin (21).
6. A purifying laminar flow hood according to claim 2, characterized in that: the number of the turntables (24) is four, and the four turntables (24) are respectively fixed at four corners of the bottom end of the fume hood main body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321610203.3U CN220160848U (en) | 2023-06-25 | 2023-06-25 | Purifying laminar flow fume hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321610203.3U CN220160848U (en) | 2023-06-25 | 2023-06-25 | Purifying laminar flow fume hood |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220160848U true CN220160848U (en) | 2023-12-12 |
Family
ID=89065284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321610203.3U Active CN220160848U (en) | 2023-06-25 | 2023-06-25 | Purifying laminar flow fume hood |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220160848U (en) |
-
2023
- 2023-06-25 CN CN202321610203.3U patent/CN220160848U/en active Active
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