CN220901364U - Air supplementing type fume chamber for laboratory - Google Patents
Air supplementing type fume chamber for laboratory Download PDFInfo
- Publication number
- CN220901364U CN220901364U CN202322361472.7U CN202322361472U CN220901364U CN 220901364 U CN220901364 U CN 220901364U CN 202322361472 U CN202322361472 U CN 202322361472U CN 220901364 U CN220901364 U CN 220901364U
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- fixedly connected
- connecting pipe
- mounting
- plate
- seted
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- 239000003517 fume Substances 0.000 title claims abstract description 16
- 230000001502 supplementing effect Effects 0.000 title abstract description 8
- 238000009423 ventilation Methods 0.000 claims description 21
- 230000005540 biological transmission Effects 0.000 claims description 17
- 238000009434 installation Methods 0.000 claims description 17
- 239000004576 sand Substances 0.000 claims description 8
- 239000007789 gas Substances 0.000 claims description 7
- 230000006698 induction Effects 0.000 claims description 2
- 230000003020 moisturizing effect Effects 0.000 claims description 2
- 238000007790 scraping Methods 0.000 abstract description 7
- 239000012535 impurity Substances 0.000 abstract description 5
- 230000000903 blocking effect Effects 0.000 description 8
- 230000005484 gravity Effects 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
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- Ventilation (AREA)
Abstract
The utility model relates to the technical field of air supplementing type fume hoods for laboratories and discloses an air supplementing type fume hood for laboratories, which comprises an operation bin, wherein a second mounting box is fixedly connected above the operation bin, a first motor is fixedly connected on the inner wall of the second mounting box, a connecting rod is movably connected on one side of the first motor, two first gears are fixedly connected on the outer circumferential surface of the connecting rod at equal intervals, a first toothed plate is connected on one side of each of the two first gears in a toothed manner, a first mounting plate is connected on one side of each of the two first toothed plates in a propping manner, and the upper side of the first mounting plate is fixedly connected with the inner wall of the second mounting box. The air supplementing type ventilating cabinet for the laboratory provided by the utility model is convenient for the ventilating cabinet to extinguish fire, reduces the loss caused by fire, facilitates replacement of the filter plate, and facilitates scraping of impurities accumulated on the surface of the filter plate.
Description
Technical Field
The utility model relates to the technical field of air supplementing type fume hoods for laboratories, in particular to an air supplementing type fume hood for laboratories.
Background
Fume hoods are an integral part of laboratory design, and reduce harm to the body of laboratory personnel in order to reduce the concentration of harmful gases in the laboratory. The laboratory should be well ventilated, usually using a fume hood.
The existing laboratory is with mending wind type fume chamber and exist certain drawback when using, firstly, the present laboratory is with mending wind type fume chamber probably takes place the condition such as fire when carrying out the experiment, and present laboratory is with mending wind type fume chamber inconvenient put out a fire, secondly, present laboratory is with mending wind type fume chamber inconvenient filter of changing when using, finally, present laboratory is with mending wind type fume chamber inconvenient clear away filter surface when using, for this reason, proposes a laboratory is with mending wind type fume chamber.
Disclosure of utility model
The utility model mainly aims to provide a ventilation cabinet for a laboratory, which solves the problems that fire and the like possibly happen in the prior ventilation cabinet for the laboratory, the prior ventilation cabinet for the laboratory is inconvenient to extinguish fire, a filter plate is inconvenient to replace in the prior ventilation cabinet for the laboratory, and the surface of the filter plate is inconvenient to clean in the prior ventilation cabinet for the laboratory.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
The utility model provides a laboratory is with moisturizing formula fume chamber, includes the operation storehouse, the top fixedly connected with second installation case of operation storehouse, fixedly connected with first motor on the inner wall of second installation case, one side swing joint of first motor has the connecting rod, equidistance fixedly connected with two first gears on the circumference surface of connecting rod, two the equal tooth in one side of first gear has first pinion rack, two the one side butt of first pinion rack has first mounting panel, the inner wall of second installation case is connected with to the top of first mounting panel, two first pinion rack below fixedly connected with first connecting plate, four the equal fixedly connected with of below of first connecting plate blocks, four through grooves have been seted up on the bottom of second installation case, four the equal butt of block up piece and second installation bottom top has the sand prevention and repair to block up the piece.
Further, the second standing groove has been seted up in the outside of second mounting box, one side fixedly connected with second hinge in the second standing groove, one side fixedly connected with second cabinet door of second hinge, just the side of second standing groove is abutted to the second cabinet door, the outside fixedly connected with second hasp of second cabinet door.
Further, the below fixedly connected with first mounting box of operation storehouse, first standing groove has been seted up in the outside of first mounting box, one side fixedly connected with first hinge in the first standing groove, one side fixedly connected with first cabinet door of first hinge, just the side of first cabinet door butt first standing groove, the outside fixedly connected with first hasp of first cabinet door.
Further, a plurality of induction ports have been seted up to the inboard equidistance of operation storehouse, the outside fixedly connected with gas collection storehouse of operation storehouse, the top fixedly connected with first connecting pipe of gas collection storehouse, one side fixedly connected with second connecting pipe of first connecting pipe, first connecting hole has been seted up to the below of second connecting pipe, the activity has the closing plate in the first connecting hole, the top fixedly connected with first installation pole of closing plate, one side fixedly connected with installing support of first installation pole, the top fixedly connected with spring of installing support, the top fixedly connected with arm-tie of spring, arm-tie below fixedly connected with dead lever, the mounting hole has been seted up to the top of installing support, the dead lever passes the mounting hole, the filter has been cup jointed on the lower extreme circumference surface of dead lever, the closing plate is held in the filter.
Further, first fixed slot has been seted up in the outside of first connecting pipe, the second fixed slot has been seted up to the inboard of first connecting pipe, the inboard movable butt of first fixed slot has the scraper blade, the inboard movable butt of second fixed slot has the fly leaf, fixedly connected with linking bridge between fly leaf and the scraper blade, the filter is supported to the scraper blade, the outside fixedly connected with second pinion rack of fly leaf, the top tooth of second pinion rack has the second gear, the inboard swing joint of second gear has the second motor, the inboard fixedly connected with second install bin of second motor, the below butt of second pinion rack has the second mounting panel, the inboard fixedly connected with second install bin of second mounting panel.
Further, the top fixedly connected with third mounting panel of second connecting pipe, one side fixedly connected with electric putter of third mounting panel, electric putter's below fixedly connected with second transfer line, the transmission hole has been seted up to the top of second connecting pipe, the second transfer line passes the transmission hole, the below fixedly connected with first mounting bar of second transfer line, top one side fixedly connected with air exhauster of second connecting pipe.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, the first motor is started, the first toothed plate is driven to move by the first motor through the connecting rod and the first gear, the first toothed plate drives the blocking block to move downwards through the first connecting plate and the first transmission rod, and the fire-fighting sand falls into the operation bin through the groove under the action of gravity to extinguish the fire of the operation bin until the blocking block is not moved in the through groove, so that the ventilation cabinet is convenient to extinguish the fire, and the loss caused by fire is reduced.
2. According to the utility model, the filter plate is convenient to replace by arranging the electric push rod, the electric push rod is started, the electric push rod drives the mounting bracket to move through the second transmission rod and the first mounting rod, the mounting bracket drives the filter plate to move through the fixing rod, the pull plate is pulled until the filter plate leaves the second connecting pipe, and the pull plate drives the fixing rod to be far away from the filter plate, so that the filter plate can be replaced at the moment.
3. According to the utility model, through the arrangement of the scraping plate, the impurities accumulated on the surface of the filter plate are conveniently scraped, the second motor is started, the second motor drives the second toothed plate to move through the second gear, the second toothed plate drives the scraping plate to move through the movable plate and the connecting support, and the scraping plate scrapes the surface of the filter plate.
None of the parts of the device are the same as or can be implemented using prior art.
Drawings
Fig. 1 is a schematic view of the whole structure of a laboratory ventilation cabinet according to an angle of the present utility model.
Fig. 2 is a schematic view of the overall structure of a ventilation cabinet for laboratory according to another angle of the present utility model.
Fig. 3 is an enlarged schematic diagram of a part of the structure of the wind-supplementing type ventilating cabinet for laboratory.
Fig. 4 is an enlarged schematic view of a part of the structure of a block of the ventilation cabinet for laboratory use according to the present utility model.
Fig. 5 is an enlarged schematic view showing a part of the structure of a filter plate of a ventilation cabinet for laboratory use according to the present utility model.
Fig. 6 is an enlarged schematic view of a part of the structure of a scraper of the air-supplementing type ventilating cabinet for laboratory of the present utility model.
In the figure: 1. a first mounting box; 2. a first cabinet door; 3. an operation bin; 4. a second mounting box; 5. a second cabinet door; 6. an air suction port; 8. a first motor; 9. a first gear; 10. a first toothed plate; 11. a blocking block; 12. sand control; 14. a filter plate; 15. a spring; 16. an electric push rod; 17. a scraper; 18. an exhaust fan; 19. a second motor; 20. a second gear; 21. and a second toothed plate.
Description of the embodiments
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
As shown in fig. 1-4, the air supplementing type ventilating cabinet for the laboratory comprises an operation bin 3, a second installation box 4 is fixedly connected above the operation bin 3, a first motor 8 is fixedly connected on the inner wall of the second installation box 4, one side of the first motor 8 is movably connected with a connecting rod, two first gears 9 are fixedly connected on the circumferential outer surface of the connecting rod at equal intervals, one sides of the two first gears 9 are respectively connected with a first toothed plate 10, one sides of the two first toothed plates 10 are abutted with a first installation plate, the upper part of the first installation plate is fixedly connected with the inner wall of the second installation box 4, a first connection plate is fixedly connected below the two first toothed plates 10, four first transmission rods are fixedly connected below the first connection plate at equal intervals, blocking blocks 11 are fixedly connected below the four first transmission rods, by adopting the technical scheme, the first motor 8 is started, the first motor 8 drives the first toothed plate 10 to move through the connecting rod and the first gear 9, the first toothed plate 10 drives the blocking block 11 to move downwards through the first connecting plate and the first transmission rod until the blocking block 11 does not move in the through groove any more, the fire-fighting sand 12 is put out by gravity and falls into the operation bin 3 through the through groove, and the fire-fighting sand 3 is put out through such arrangement, thereby facilitating fire extinguishing of the ventilation cabinet and reducing loss caused by fire.
As shown in fig. 1-4, a second placing groove is formed in the outer side of the second mounting box 4, a second hinge is fixedly connected to one side in the second placing groove, a second cabinet door 5 is fixedly connected to one side of the second hinge, the second cabinet door 5 abuts against the side edge of the second placing groove, a second lock catch is fixedly connected to the outer side of the second cabinet door 5, and by adopting the technical scheme, the second cabinet door 5 is rotated by taking the second hinge as an axis, and the sand-eliminating and preventing device 12 can be placed in the second mounting box 4 through the second placing groove.
As shown in fig. 1-5, a first mounting box 1 is fixedly connected to the lower part of the operation bin 3, a first placing groove is formed in the outer side of the first mounting box 1, a first hinge is fixedly connected to one side in the first placing groove, a first cabinet door 2 is fixedly connected to one side of the first hinge, the first cabinet door 2 abuts against the side edge of the first placing groove, a first lock catch is fixedly connected to the outer side of the first cabinet door 2, and through the arrangement, the first cabinet door 2 is rotated by taking the first hinge as an axis, so that articles can be placed in the first mounting box 1 through the first placing groove.
As shown in fig. 1-5, a plurality of air inlets 6 are formed in the inner side of the operation bin 3 at equal intervals, a gas collecting bin is fixedly connected to the outer side of the operation bin 3, a first connecting pipe is fixedly connected to the upper side of the gas collecting bin, a second connecting pipe is fixedly connected to one side of the first connecting pipe, a first connecting hole is formed in the lower side of the second connecting pipe, a sealing plate is movably arranged in the first connecting hole, a first mounting rod is fixedly connected to the upper side of the sealing plate, a mounting bracket is fixedly connected to one side of the first mounting rod, a spring 15 is fixedly connected to the upper side of the mounting bracket, a pulling plate is fixedly connected to the upper side of the spring 15, a fixing rod is fixedly connected to the lower side of the pulling plate, a mounting hole is formed in the upper side of the mounting bracket, the fixing rod penetrates through the mounting hole, a filter plate 14 is movably sleeved on the circumferential outer surface of the lower end of the fixing rod, the filter plate 14 abuts against the sealing plate, through the arrangement, an electric push rod 16 is started, the electric push rod 16 drives the mounting bracket to move through the second transmission rod and the first mounting rod, the mounting bracket drives the filter plate 14 to move through the fixing rod until the filter plate 14 is pulled after the second connecting rod is opened, the filter plate is fixedly connected to the filter plate, the filter plate is driven to the filter plate 14, the filter plate is far away from the fixing rod 14, and the filter plate is convenient to be replaced.
As shown in fig. 1-6, the outside of first connecting pipe has seted up first fixed slot, the second fixed slot has been seted up to the inboard of first connecting pipe, the inboard movable butt of first fixed slot has scraper blade 17, the movable butt has the fly leaf in the second fixed slot, fixedly connected with linking bridge between fly leaf and the scraper blade 17, scraper blade 17 abuts filter 14, the outside fixedly connected with second pinion 21 of fly leaf, the top tooth of second pinion 21 has second gear 20, the inboard swing joint of second gear 20 has second motor 19, the inboard fixed connection of second motor 19 is second install bin 4, the below butt of second pinion 21 has the second mounting panel, the inboard fixed connection of second mounting panel is second install bin 4, through such setting, start the second electronic, second motor 19 drives second pinion 21 motion through second gear 20, second pinion 21 drives scraper blade 17 motion through fly leaf and linking bridge, scraper blade 17 scrapes the filter 14 surface, through such setting, the impurity of scraping the filter 14 surface is convenient.
As shown in fig. 1-6, a third mounting plate is fixedly connected above the second connecting pipe, one side of the third mounting plate is fixedly connected with an electric push rod 16, a second transmission rod is fixedly connected below the electric push rod 16, a transmission hole is formed above the second connecting pipe, the second transmission rod penetrates through the transmission hole, the lower part of the second transmission rod is fixedly connected with the first mounting rod, an exhaust fan 18 is fixedly connected to one side above the second connecting pipe, through the arrangement, an external air pipe is connected through the exhaust fan 18, and the exhaust fan 18 can suck air in the second connecting pipe into the external air pipe.
When the air conditioner is used, the second mounting box 4 is placed on a horizontal plane, an experiment tool is placed on the operation bin 3 for experiment, the exhaust fan 18 is connected with an external air pipe, the exhaust fan 18 is started, the exhaust fan 18 extracts air in the operation bin 3 into the external air pipe through the second connecting pipe, the first connecting pipe and the air suction port 6, and impurities in the air are filtered by the filter plate 14.
When fire is occurring in the operation bin 3, the first motor 8 is started, the first motor 8 drives the first toothed plate 10 to move through the connecting rod and the first gear 9, the first toothed plate 10 drives the blocking block 11 to move downwards through the first connecting plate and the first transmission rod until the blocking block 11 does not move in the through groove any more, the fire-fighting sand 12 is subjected to the action of gravity to extinguish fire in the operation bin 3 through falling into the operation bin 3 through the groove, and meanwhile the second cabinet door 5 is rotated by taking the second hinge as the axis, so that the fire-fighting sand 12 can be placed in the second installation box 4 through the second placing groove.
When the filter plate 14 needs to be replaced, the electric push rod 16 is started, the electric push rod 16 drives the mounting bracket to move through the second transmission rod and the first mounting rod, the mounting bracket drives the filter plate 14 to move through the fixing rod, the pulling plate is pulled until the filter plate 14 leaves the second connecting pipe, and the pulling plate drives the fixing rod to be far away from the filter plate 14, so that the filter plate 14 can be replaced.
When the impurities accumulated on the surface of the filter plate 14 need to be scraped, a second motor is started, the second motor 19 drives the second toothed plate 21 to move through the second gear 20, the second toothed plate 21 drives the scraping plate 17 to move through the movable plate and the connecting support, and the scraping plate 17 scrapes the surface of the filter plate 14.
The utility model provides a ventilation cabinet for a laboratory, which solves the problems that the existing ventilation cabinet for the laboratory is inconvenient to extinguish fire and the like when the existing ventilation cabinet for the laboratory is subjected to experiments, the filter plate 14 is inconvenient to replace when the existing ventilation cabinet for the laboratory is used, and the surface of the filter plate 14 is inconvenient to clean when the existing ventilation cabinet for the laboratory is used, and is more practical.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a laboratory is with moisturizing formula fume chamber which characterized in that: including operation storehouse (3), the top fixedly connected with second mounting box (4) of operation storehouse (3), fixedly connected with first motor (8) on the inner wall of second mounting box (4), one side swing joint of first motor (8) has the connecting rod, equidistant fixedly connected with two first gears (9) on the circumference surface of connecting rod, two equal tooth in one side of first gear (9) has first pinion rack (10), two one side butt of first pinion rack (10) has first mounting panel, the top fixedly connected with inner wall of second mounting box (4) of first mounting panel, two first pinion rack (10) below fixedly connected with first connecting plate, the below equidistant fixedly connected with of first connecting plate four first transfer line, four equal fixedly connected with blocks (11) in the below of first transfer line, four through grooves have been seted up on the bottom of second mounting box (4) block up four blocks (11) respectively through four butt sand in the fourth groove (12) and the equal top of second mounting box (4).
2. A laboratory ventilation cabinet according to claim 1, wherein: the second standing groove has been seted up in the outside of second mounting case (4), one side fixedly connected with second hinge in the second standing groove, one side fixedly connected with second cabinet door (5) of second hinge, just second cabinet door (5) butt second standing groove's side, the outside fixedly connected with second hasp of second cabinet door (5).
3. A laboratory ventilation cabinet according to claim 2, wherein: the operation bin is characterized in that a first installation box (1) is fixedly connected to the lower portion of the operation bin (3), a first placing groove is formed in the outer side of the first installation box (1), a first hinge is fixedly connected to one side in the first placing groove, a first cabinet door (2) is fixedly connected to one side of the first hinge, the first cabinet door (2) abuts against the side edge of the first placing groove, and a first lock catch is fixedly connected to the outer side of the first cabinet door (2).
4. A laboratory ventilation cabinet according to claim 3, wherein: the utility model discloses a filter, including operation storehouse (3), a plurality of induction ports (6) have been seted up to the inboard equidistance of operation storehouse (3), the outside fixedly connected with gas collection storehouse of operation storehouse (3), the top fixedly connected with first connecting pipe of gas collection storehouse, one side fixedly connected with second connecting pipe of first connecting pipe, first connecting hole has been seted up to the below of second connecting pipe, first connecting hole internalization has the closing plate, the top fixedly connected with first installation pole of closing plate, one side fixedly connected with installing support of first installation pole, the top fixedly connected with spring (15) of installing support, the top fixedly connected with arm-tie of spring (15), the dead lever is fixedly connected with dead lever below, the mounting hole has been seted up to the top of installing support, the dead lever passes the mounting hole, filter (14) have been cup jointed on the lower extreme circumference surface of dead lever, filter (14) butt closing plate.
5. A laboratory ventilation cabinet according to claim 4, wherein: the utility model discloses a first fixed slot has been seted up in the outside of first connecting pipe, the second fixed slot has been seted up to the inboard of first connecting pipe, the inboard movable butt of first fixed slot has scraper blade (17), the movable plate has been moved to the inboard movable butt of second fixed slot, fixedly connected with linking bridge between movable plate and scraper blade (17), scraper blade (17) butt filter (14), the outside fixedly connected with second pinion rack (21) of movable plate, the top tooth of second pinion rack (21) has connected second gear (20), the inboard swing joint of second gear (20) has second motor (19), the inboard fixed connection of second motor (19) has second mounting box (4), the below butt of second pinion rack (21) has the second mounting panel, the inboard fixed connection of second mounting panel second mounting box (4).
6. A laboratory ventilation cabinet according to claim 5, wherein: the utility model discloses a motor-driven device, including first connecting pipe, second connecting pipe, first mounting panel, second connecting pipe, first mounting panel of top fixedly connected with, one side fixedly connected with electric putter (16) of third mounting panel, the below fixedly connected with second transfer line of electric putter (16), the transmission hole has been seted up to the top of second connecting pipe, the transmission hole is passed to the second transfer line, first mounting bar is connected fixedly to the below of second transfer line, top one side fixedly connected with air exhauster (18) of second connecting pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322361472.7U CN220901364U (en) | 2023-08-31 | 2023-08-31 | Air supplementing type fume chamber for laboratory |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322361472.7U CN220901364U (en) | 2023-08-31 | 2023-08-31 | Air supplementing type fume chamber for laboratory |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220901364U true CN220901364U (en) | 2024-05-07 |
Family
ID=90910201
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322361472.7U Active CN220901364U (en) | 2023-08-31 | 2023-08-31 | Air supplementing type fume chamber for laboratory |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220901364U (en) |
-
2023
- 2023-08-31 CN CN202322361472.7U patent/CN220901364U/en active Active
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