CN221017903U - Desk-top fume chamber - Google Patents
Desk-top fume chamber Download PDFInfo
- Publication number
- CN221017903U CN221017903U CN202322784319.5U CN202322784319U CN221017903U CN 221017903 U CN221017903 U CN 221017903U CN 202322784319 U CN202322784319 U CN 202322784319U CN 221017903 U CN221017903 U CN 221017903U
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- Prior art keywords
- cabinet body
- fixedly connected
- frame
- workbench
- lug
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- 239000003517 fume Substances 0.000 title claims abstract description 18
- 238000009423 ventilation Methods 0.000 claims abstract description 21
- 239000002910 solid waste Substances 0.000 claims abstract description 10
- 238000007789 sealing Methods 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000002474 experimental method Methods 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 6
- 238000013461 design Methods 0.000 abstract description 4
- 239000002341 toxic gas Substances 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 7
- 239000007787 solid Substances 0.000 description 5
- 239000007789 gas Substances 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000000443 aerosol Substances 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001717 pathogenic effect Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009747 swallowing Effects 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
Landscapes
- Devices For Use In Laboratory Experiments (AREA)
Abstract
The utility model discloses a desk type fume hood, which relates to the technical field of fume hoods and comprises a hood body, wherein operation openings are formed in two sides of the hood body, and operation gloves are arranged in the operation openings; a workbench is fixedly connected in the cabinet body, a storage space is formed between the lower part of the workbench and the cabinet body, and the storage space is opened or closed through a cabinet door; and a cover plate is fixedly connected between the cabinet body and the workbench. According to the utility model, through the cooperation of the operation port and the operation glove, the problem that an operator inhales toxic gas is effectively solved, the safety of the operator is ensured, solid waste scraps are blocked through the filter screen, the blockage of the air inlet pipe is avoided, the ventilation effect of the cabinet body is ensured, meanwhile, solid waste scraps generated in the experiment can be collected and intensively treated, the collection piece is convenient to replace and clean due to the detachable design, and the operation is simple, and the device has stronger practicability compared with the prior art.
Description
Technical Field
The utility model relates to the technical field of fume hoods, in particular to a desk type fume hood.
Background
Scientifically has been carried out in the development process, a desk-top fume hood is an integral part of laboratory design, and in order to prevent laboratory staff from inhaling or swallowing in some toxic, pathogenic or unidentified chemical substances and organisms, and to prevent the absorption of some vapors, gases and particulates (smoke, soot, dust and aerosols), pollutants must be removed by a fume hood, fume hood or local ventilation.
For example, the utility model discloses a laboratory is with disjunctor desk-top fume chamber that publication number CN211679234U proposed, including the lower cabinet body, lower cabinet body upper end is equipped with the cabinet body, and go up the gomphosis on the cabinet body and have fixed glass cabinet board, it is equipped with the fixed block to go up cabinet body inner wall both sides, and the fixed block is connected with movable extension board through the pivot interlude, movable extension board lower extreme corner is equipped with the rectangle breach, and the rectangle breach department coincide with the corner of fixed strip upper end, fixed strip fixed connection is in last cabinet body inner wall.
The movable support plate is arranged in the scheme, and acts on the fixed block through the rotating shaft to form a rotating structure with the fixed block, so that the movable support plate can be supported and positioned by the fixed strip in the rotating process, the experimental platform is quickly built, the experimental platform is simple in structure, the dismounting process is efficient, good preparation conditions are provided for experimental work, the use effect of the integral desk type ventilation cabinet for the laboratory is better, and the experimental efficiency is better; however, in the chemical experiment, the applicant finds that an operator needs to continuously open the movable glass cabinet plate to finish related operation when operating, and in the process, the operator easily inhales toxic gas, so that harm is generated to a human body, and meanwhile, when solid suspended matters such as smoke generated in the experiment are absorbed, solid particle sweeps are discharged out of a laboratory through a fan air inlet, and the sweeps are accumulated and blocked at the fan air inlet easily for a long time, so that the ventilation effect of the ventilation cabinet is affected.
Disclosure of utility model
In view of the above, the present application provides a desktop fume hood.
In order to achieve the above purpose, the present application provides the following technical solutions: the desk type ventilation cabinet comprises a cabinet body, wherein operation ports are formed in two sides of the cabinet body, and operation gloves are arranged in the operation ports;
A workbench is fixedly connected in the cabinet body, a storage space is formed between the lower part of the workbench and the cabinet body, and the storage space is opened or closed through a cabinet door;
a cover plate is fixedly connected between the cabinet body and the workbench, and an observation window capable of moving up and down is arranged in the cover plate;
The novel kitchen cabinet is characterized in that a ventilation assembly is arranged in the cabinet body, and a detachable solid waste collection piece is arranged on the ventilation assembly.
Preferably, the observation window comprises a frame body and a transparent window arranged in the frame body.
Preferably, a cavity is formed in the cover plate, the frame body can be located in the cavity, and a sealing gasket is embedded in the inner side of the cover plate.
Preferably, the frame body is fixedly connected with a second bump, the cover plate is provided with a first bump, the bottom of the first bump is fixedly connected with 1-2 first inserted bars which can be inserted into the second bump, and the first inserted bars are in threaded connection and screwed up through a locking knob;
The workbench is provided with a third lug, 1-2 second inserting rods which can be inserted into the second lug are fixedly connected to the top of the third lug, and the second inserting rods are in threaded connection and screwed up through locking knobs.
Preferably, the ventilation assembly comprises a fan arranged on the inner wall of the top of the cabinet body, an air outlet end of the fan is provided with an exhaust pipe penetrating through and extending to the outside of the cabinet body, and an air inlet pipe is arranged at an air inlet end of the fan.
Preferably, a filter frame is arranged in the air inlet pipe, a plurality of connecting plates which are arranged in a circular array by taking the filter frame as an axis are fixedly connected to the top of the filter frame, a connecting column is fixedly connected to the free end of each connecting plate, and a filter screen is arranged between each connecting column and the filter frame.
Preferably, the collecting piece comprises a connecting cylinder which is connected with the outer ring of the connecting column through threads, a collecting frame is fixedly connected with the free end of the connecting cylinder, the height of the collecting frame is lower than that of the connecting cylinder, and anti-skid patterns are arranged on the outer ring of the collecting frame.
In summary, the utility model has the technical effects and advantages that:
According to the utility model, through the cooperation of the operation port and the operation glove, the problem that an operator inhales toxic gas is effectively solved, the safety of the operator is ensured, solid waste scraps are blocked through the filter screen, the blockage of the air inlet pipe is avoided, the ventilation effect of the cabinet body is ensured, meanwhile, solid waste scraps generated in the experiment can be collected and intensively treated, the collection piece is convenient to replace and clean due to the detachable design, and the operation is simple, and the device has stronger practicability compared with the prior art.
Drawings
In order to more clearly illustrate the embodiments of the application or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic perspective view of a desk type ventilation cabinet.
Fig. 2 is a schematic diagram of the front view structure of the present utility model.
Fig. 3 is a schematic view of a partial explosion structure.
Fig. 4 is a schematic partial structure.
In the figure: 1. a cabinet body; 101. an operation port; 102. a cabinet door; 2. an exhaust pipe; 3. a cover plate; 301. a first bump; 302. a first plunger; 303. a chamber; 304. a sealing gasket; 4. a frame; 401. a transparent window; 402. a second bump; 5. a locking knob; 6. a work table; 601. a third bump; 602. a second plunger; 7. an operating glove; 8. a blower; 9. an air inlet pipe; 10. a filter frame; 1001. a connecting column; 1002. a connecting plate; 11. a collection frame; 1102. a connecting cylinder; 12. and (5) a filter screen.
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.
Examples: 1-4, the desk type ventilation cabinet comprises a cabinet body 1, wherein operation ports 101 are formed in two sides of the cabinet body 1, operation gloves 7 are arranged in the operation ports 101, hands penetrate into the operation gloves 7, experiments are carried out under the cooperation of the operation ports 101, and the problem that an operator inhales toxic gas is solved;
As shown in fig. 1 and 2, a workbench 6 is fixedly connected in a cabinet body 1, a storage space is formed between the lower part of the workbench 6 and the cabinet body 1, the storage space is opened or closed through a cabinet door 102, and appliances or materials used in experiments are stored through the storage space;
As shown in fig. 1 and 4, a cover plate 3 is fixedly connected between the cabinet body 1 and the workbench 6, an observation window capable of moving up and down is arranged in the cover plate 3, and experimental equipment and experimental process on the workbench 6 can be seen through the observation window;
When the experiment is performed, the observation window moves downwards, and the experimental equipment and the experimental process on the workbench 6 can be seen through the observation window.
As shown in fig. 1 and 3, the ventilation assembly is arranged in the cabinet body 1, so that gas in the experiment can be discharged through the ventilation assembly, the detachable solid waste collection piece is arranged on the ventilation assembly, solid waste generated in the experiment is collected and intensively treated through the collection piece, and the detachable design is convenient for replacing and cleaning the collection piece.
As shown in fig. 1, the observation window includes a frame 4 and a transparent window 401 provided in the frame 4.
As shown in fig. 4, a chamber 303 is formed in the cover plate 3, the frame 4 can be located in the chamber 303, when the observation window moves up, the frame 4 can be stored in the chamber 303, a sealing gasket 304 is embedded in the inner side of the cover plate 3, and when the observation window moves down, the experimental gas in the cabinet 1 is prevented from overflowing under the cooperation of the sealing gasket 304.
As shown in fig. 1 and 2, a second bump 402 is fixedly connected to the frame body 4, a first bump 301 is arranged on the cover plate 3, 1-2 first inserting rods 302 which can be inserted into the second bump 402 are fixedly connected to the bottom of the first bump 301, and the first inserting rods 302 are in threaded connection and screwed up through a locking knob 5;
When the observation window moves upwards, the frame body 4 can be stored through the cavity 303, the second protruding block 402 moves upwards, the first inserting rod 302 is inserted into the second protruding block 402, then the first inserting rod 302 is connected with the locking knob 5 in a threaded mode and screwed, the observation window is fixed, and then experimental equipment can be taken out from the workbench 6.
As shown in fig. 1 and 2, a third bump 601 is provided on the workbench 6, and 1-2 second inserting rods 602 capable of being inserted into the second bump 402 are fixedly connected to the top of the third bump 601, and are in threaded connection with and screwed down on the second inserting rods 602 through the locking knob 5.
When the observation window moves down, the second bump 402 moves down, so that the second plunger 602 is inserted into the second bump 402, and then is screwed and tightened with the second plunger 602 through the locking knob 5, and then an experiment can be performed.
As shown in fig. 1 and 3, the ventilation assembly comprises a fan 8 arranged on the inner wall of the top of the cabinet body 1, an air outlet end of the fan 8 is provided with an exhaust pipe 2 penetrating and extending out of the cabinet body 1, and an air inlet end of the fan 8 is provided with an air inlet pipe 9.
The air in the cabinet body 1 is discharged through the exhaust pipe 2 by the fan 8 under the cooperation of the air inlet pipe 9.
As shown in fig. 3, a filter frame 10 is disposed in the air inlet pipe 9, a plurality of connection plates 1002 which are circularly arrayed with the filter frame 10 as an axis are fixedly connected to the top of the filter frame 10, a connection column 1001 is fixedly connected to the free end of the connection plate 1002, a filter screen 12 is disposed between the connection column 1001 and the filter frame 10, solid waste chips are blocked by the filter screen 12, the air inlet pipe 9 is prevented from being blocked, and the ventilation effect of the cabinet body 1 is ensured.
As shown in fig. 3, the collecting member includes a connecting cylinder 1102 connected to an outer ring of the connecting column 1001 by threads, a collecting frame 11 is fixedly connected to a free end of the connecting cylinder 1102, the height of the collecting frame 11 is lower than that of the connecting cylinder 1102, and anti-skid patterns are provided on the outer ring of the collecting frame 11.
After solid particle scraps enter the air inlet pipe 9, blocking solid scraps through the filter screen 12, after the experiment is finished, continuing ventilation for a period of time, closing the fan 8, and allowing the solid scraps to fall from the filter screen 12, fall into the collecting frame 11 and be collected through the collecting frame 11; during cleaning, a worker only needs to open the observation window (move the observation window upwards) and rotate the collection frame 11, so that the connection cylinder 1102 is not in threaded connection with the connection column 1001, and the collection frame 11 is removed to process the solid waste.
Finally, it should be noted that: the foregoing description of the preferred embodiments of the present utility model is not intended to be limiting, but rather, it will be apparent to those skilled in the art that the foregoing description of the preferred embodiments of the present utility model can be modified or equivalents can be substituted for some of the features thereof, and any modification, equivalent substitution, improvement or the like that is within the spirit and principles of the present utility model should be included in the scope of the present utility model.
Claims (7)
1. The utility model provides a desk-top fume chamber, includes cabinet body (1), its characterized in that: an operation port (101) is formed in two sides of the cabinet body (1), and an operation glove (7) is arranged in the operation port (101);
A workbench (6) is fixedly connected in the cabinet body (1), a storage space is formed between the lower part of the workbench (6) and the cabinet body (1), and the storage space is opened or closed through a cabinet door (102);
a cover plate (3) is fixedly connected between the cabinet body (1) and the workbench (6), and an observation window capable of moving up and down is arranged in the cover plate (3);
The novel kitchen cabinet is characterized in that a ventilation assembly is arranged in the cabinet body (1), and a detachable solid waste collection piece is arranged on the ventilation assembly.
2. A desktop fume hood according to claim 1, wherein: the observation window comprises a frame body (4) and a transparent window (401) arranged in the frame body (4).
3. A desktop fume hood according to claim 2, wherein: a cavity (303) is formed in the cover plate (3), the frame body (4) can be positioned in the cavity (303), and a sealing gasket (304) is embedded in the inner side of the cover plate (3).
4. A desktop fume hood according to claim 2, wherein: the frame body (4) is fixedly connected with a second lug (402), the cover plate (3) is provided with a first lug (301), the bottom of the first lug (301) is fixedly connected with 1-2 first inserted bars (302) which can be inserted into the second lug (402), and the first inserted bars (302) are in threaded connection and screwed up through the locking knob (5);
The workbench (6) is provided with a third lug (601), the top of the third lug (601) is fixedly connected with 1-2 second inserting rods (602) which can be inserted into the second lug (402), and the second inserting rods (602) are in threaded connection and screwed up through the locking knob (5).
5. A desktop fume hood according to claim 1, wherein: the ventilation assembly comprises a fan (8) arranged on the inner wall of the top of the cabinet body (1), an air outlet end of the fan (8) is provided with an exhaust pipe (2) penetrating and extending out of the cabinet body (1), and an air inlet pipe (9) is arranged at an air inlet end of the fan (8).
6. A desktop fume hood according to claim 5, wherein: be provided with filter frame (10) in air-supply line (9), the top fixedly connected with of filter frame (10) is used filter frame (10) is as the connecting plate (1002) of axle center circular array, the free end fixedly connected with spliced pole (1001) of connecting plate (1002), spliced pole (1001) with be provided with filter screen (12) between filter frame (10).
7. A desktop fume hood according to claim 6, wherein: the collecting piece comprises a connecting cylinder (1102) which is connected with the outer ring of the connecting column (1001) through threads, a collecting frame (11) is fixedly connected with the free end of the connecting cylinder (1102), the height of the collecting frame (11) is lower than that of the connecting cylinder (1102), and anti-skidding lines are arranged on the outer ring of the collecting frame (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322784319.5U CN221017903U (en) | 2023-10-17 | 2023-10-17 | Desk-top fume chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322784319.5U CN221017903U (en) | 2023-10-17 | 2023-10-17 | Desk-top fume chamber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221017903U true CN221017903U (en) | 2024-05-28 |
Family
ID=91167191
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322784319.5U Active CN221017903U (en) | 2023-10-17 | 2023-10-17 | Desk-top fume chamber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221017903U (en) |
-
2023
- 2023-10-17 CN CN202322784319.5U patent/CN221017903U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |