CN221403358U - Laboratory ventilation device - Google Patents
Laboratory ventilation device Download PDFInfo
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- CN221403358U CN221403358U CN202323494286.7U CN202323494286U CN221403358U CN 221403358 U CN221403358 U CN 221403358U CN 202323494286 U CN202323494286 U CN 202323494286U CN 221403358 U CN221403358 U CN 221403358U
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- ventilation
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- rotating rod
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- 238000009423 ventilation Methods 0.000 title claims abstract description 107
- 238000000746 purification Methods 0.000 claims abstract description 18
- 238000001914 filtration Methods 0.000 claims abstract description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 48
- 238000001179 sorption measurement Methods 0.000 claims description 25
- 238000004140 cleaning Methods 0.000 claims description 15
- 230000008093 supporting effect Effects 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 230000006978 adaptation Effects 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 claims 1
- 239000000428 dust Substances 0.000 abstract description 19
- 230000000694 effects Effects 0.000 abstract description 11
- 230000003749 cleanliness Effects 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 11
- 239000000126 substance Substances 0.000 description 6
- 230000002457 bidirectional effect Effects 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000012258 culturing Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001010 compromised effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
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- Ventilation (AREA)
Abstract
The utility model discloses a laboratory ventilation device, which relates to the technical field of laboratory ventilation and comprises a laboratory wall, wherein a ventilation mechanism and a purification mechanism are respectively arranged on the left side surface and the right side surface of the laboratory wall, and the purification mechanism is positioned on the right side of the ventilation mechanism; the ventilation mechanism comprises a ventilation assembly and a filtering assembly; the filter component is positioned on the surface of the ventilation component; the ventilation assembly comprises a ventilation frame, and the right side surface of the ventilation frame fixedly penetrates through the left side surface of the laboratory wall body and extends into the laboratory. Through ventilation mechanism's setting, fan rotation has increased the inside circulation of air of ventilation frame in the ventilation subassembly to increase the inside ventilation effect in laboratory, filter unit is convenient for filter the inside air that gets into ventilation frame, prevents debris and dust and enter into in the ventilation frame, improves the inside cleanliness factor in laboratory, is convenient for clear up the dust and debris that will attach at first filter screen surface through the clearance brush rotation simultaneously, improves the ventilation effect in this laboratory.
Description
Technical Field
The utility model relates to the technical field of laboratory ventilation, in particular to a laboratory ventilation device.
Background
The laboratory is a main place for developing experimental teaching and culturing the practical ability and comprehensive quality of students, and is also a necessary condition for realizing the aim of culturing advanced special talents in higher schools and the completion of students. Chemical or biological tests in the laboratory can generate a large amount of gas harmful to the human body, and if the waste gas is not treated and ventilated in time, the life and health of test personnel can be compromised.
In order to solve the ventilation problem of a laboratory, china patent net discloses an energy-saving ventilation device for the laboratory, the energy-saving ventilation device comprises a main air pipe, wherein the right end face of the main air pipe is provided with an air inlet, the upper end and the lower end of the main air pipe are symmetrically provided with air suction openings, an air guide device is arranged in the main air pipe, a bidirectional output motor is arranged in the air guide device, the left end and the right end of the bidirectional output motor are respectively provided with an air suction fan and an air inlet fan, a partition plate is arranged in the main air pipe, the right end face of the air guide device is provided with a plurality of air inlet holes, a plurality of air inlet pipes are arranged in the air guide device, the upper end face of the air inlet pipe is fixedly provided with a conveying pipe, the lower end face of the conveying pipe is fixedly provided with an air diffuser, the left end face of the air guide device is provided with a plurality of air suction holes, and the right end face of the air guide device is provided with an air outlet hole.
However, the existing devices have the following problems: the dust guard blocks sundries and dust in the air sucked into the main pipeline in the device, and after the dust guard is used for a long time, dust and sundries are easily accumulated on the surface of the dust guard, so that the speed of air entering the main pipeline and the ventilation effect of a laboratory are affected. Thus, a laboratory ventilation device is proposed.
Disclosure of utility model
Aiming at the defects of the prior art, the utility model provides a laboratory ventilation device, which solves the problems that the dust-proof plate blocks sundries and dust in air sucked into a main pipeline, dust and sundries are easily accumulated on the surface of the dust-proof plate after the dust-proof plate is used for a long time, and the speed of air entering the main pipeline and the ventilation effect of a laboratory are affected.
In order to achieve the above purpose, the utility model is realized by the following technical scheme: the laboratory ventilation device comprises a laboratory wall body, wherein a ventilation mechanism and a purification mechanism are respectively arranged on the left side surface and the right side surface of the laboratory wall body, and the purification mechanism is positioned on the right side of the ventilation mechanism;
the ventilation mechanism comprises a ventilation assembly and a filtering assembly;
the filter component is positioned on the surface of the ventilation component;
The ventilation assembly comprises a ventilation frame, the right side surface of the ventilation frame fixedly penetrates through the left side surface of the laboratory wall body to extend into the laboratory, a motor is arranged above the ventilation frame, a first rotating rod and a supporting plate are arranged in the ventilation frame, a second rotating rod is arranged below the first rotating rod, bevel gears are fixedly sleeved on the surfaces of the first rotating rod and the second rotating rod, a fan is arranged on the right side of the second rotating rod, an air outlet pipe is arranged on the right side of the laboratory wall body, the left end surface of the air outlet pipe fixedly penetrates through the right side surface of the laboratory wall body to extend into the laboratory, a wind collecting cover is arranged on the left side of the air outlet pipe, and an air inlet is formed in the left side surface of the ventilation frame in a penetrating manner;
The filter component comprises a first filter screen, the first filter screen is positioned inside the air inlet, and a cleaning brush is arranged on the left side of the first filter screen.
Preferably, the motor bottom surface is fixedly connected with the top surface of the ventilation frame, and the bottom end surface of the motor output rod penetrates through the top surface of the ventilation frame and extends to the inside of the ventilation frame, so that the stability of motor connection is improved.
Preferably, the bottom end surface of the motor output rod is fixedly connected with the top end surface of the first rotating rod, the two bevel gears are in inclined surface meshing connection and further drive, and the motor provides power for the rotation of the first rotating rod.
Preferably, the terminal surface is fixed connection about the backup pad is inside with the ventilation frame respectively about, second dwang left end face runs through backup pad right flank and first filter screen right flank simultaneously and extends to first filter screen left side, second dwang surface rotates with backup pad inner wall and first filter screen inner wall respectively through the bearing frame and is connected, and the backup pad plays the supporting effect to the second dwang.
Preferably, the right end face of the second rotating rod is fixedly connected with the left end face of the fan, the left end face of the second rotating rod is fixedly connected with the right side face of the cleaning brush, the right side face of the cleaning brush is slidably connected with the left side face of the first filter screen, and the cleaning brush is convenient for cleaning dust and sundries attached to the surface of the first filter screen.
Preferably, the surface of the first filter screen is fixedly connected with the inner wall of the air inlet, the right end face of the air collecting cover is fixedly connected with the left end face of the air outlet pipe, and the air collecting cover is convenient for exhausting air in a laboratory from the air outlet pipe.
Preferably, the purifying mechanism comprises a purifying box, purifying box left surface and laboratory wall right side fixed connection, go out tuber pipe right-hand member face and fixedly run through purifying box left surface and extend to purifying box inside, go out tuber pipe right side and set gradually second filter screen, activated carbon adsorption plate and exhaust pipe from a left side to the right side, purifying box top link up and offered the spout with second filter screen, activated carbon adsorption plate looks adaptation, second filter screen surface and activated carbon adsorption plate surface and spout inner wall sliding connection, the connecting groove has been offered in the link up of purifying box top, equal fixedly connected with connecting plate of second filter screen lateral surface and activated carbon adsorption plate lateral surface, the connecting plate is located inside the connecting groove, connecting plate surface and connecting groove inner wall sliding connection, exhaust pipe right-hand member face fixedly runs through purifying box inside right side face and extends to purifying box right side, is convenient for change the clearance to second filter screen and activated carbon adsorption plate through the connecting plate.
Preferably, the handles are fixedly connected to the top surface of the second filter screen and the top surface of the activated carbon adsorption plate, and the handles facilitate the extraction of the second filter screen and the activated carbon adsorption plate.
Advantageous effects
The utility model provides a laboratory ventilation device. Compared with the prior art, the method has the following beneficial effects:
(1) This laboratory ventilation unit, through ventilation mechanism's setting, fan rotation has increased the inside circulation of air of ventilation frame in the ventilation subassembly to increase the inside ventilation effect in laboratory, filter unit is convenient for filter the inside air of entering ventilation frame, prevents debris and dust and enter into in the ventilation frame, improves the inside cleanliness factor in laboratory, is convenient for clear up the dust and debris that will attach at first filter screen surface through the clearance brush rotation simultaneously, improves the ventilation effect in this laboratory.
(2) This laboratory ventilation unit, through purifying mechanism's setting, the dust granule in the gas of second filter screen in to laboratory exhaust to the purifying box filters, and the active carbon adsorption board adsorbs the chemical gas in the gas of laboratory exhaust to the purifying box, reduces harmful substance's discharge, avoids environmental pollution, and the clearance is changed to second filter screen and active carbon adsorption board through connecting plate and handle convenience simultaneously, improves this laboratory ventilation unit's feature of environmental protection and purifying effect.
Drawings
FIG. 1 is a front cross-sectional perspective view of the entirety of the present utility model;
FIG. 2 is a front perspective view of the whole body of the present utility model;
FIG. 3 is a left-hand perspective view of the entire present utility model;
FIG. 4 is a right side cutaway perspective view of the purge bin of the present utility model;
FIG. 5 is an enlarged perspective view of the area A of FIG. 1 in accordance with the present utility model;
fig. 6 is an enlarged perspective view of the area B of fig. 1 in accordance with the present utility model.
In the figure: laboratory wall 1, ventilation mechanism 2, ventilation frame 201, motor 202, first dwang 203, backup pad 204, second dwang 205, bevel gear 206, fan 207, first filter screen 208, cleaning brush 209, collection fan housing 210, air-out pipe 211, purification mechanism 3, purifying box 301, second filter screen 302, activated carbon adsorption plate 303, connecting plate 304, handle 305, exhaust duct 306.
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.
Referring to fig. 1-6, the present utility model provides two technical solutions, specifically including the following embodiments:
Embodiment one:
the laboratory ventilation device comprises a laboratory wall body 1, wherein a ventilation mechanism 2 and a purification mechanism 3 are respectively arranged on the left side surface and the right side surface of the laboratory wall body 1, and the purification mechanism 3 is positioned on the right side of the ventilation mechanism 2;
The ventilation mechanism 2 comprises a ventilation assembly and a filtering assembly;
the filter component is positioned on the surface of the ventilation component;
The ventilation assembly comprises a ventilation frame 201, the right side surface of the ventilation frame 201 fixedly penetrates through the left side surface of a laboratory wall body 1 to extend into a laboratory, a motor 202 is arranged above the ventilation frame 201, a first rotating rod 203 and a supporting plate 204 are arranged in the ventilation frame 201, a second rotating rod 205 is arranged below the first rotating rod 203, bevel gears 206 are fixedly sleeved on the surfaces of the first rotating rod 203 and the second rotating rod 205, a fan 207 is arranged on the right side of the second rotating rod 205, an air outlet pipe 211 is arranged on the right side of the laboratory wall body 1, the left end surface of the air outlet pipe 211 fixedly penetrates through the right side surface of the laboratory wall body 1 to extend into the laboratory, an air collecting cover 210 is arranged on the left side of the air outlet pipe 211, and an air inlet is formed in a penetrating manner on the left side surface of the ventilation frame 201;
The filter component comprises a first filter screen 208, the first filter screen 208 is located inside the air inlet, a cleaning brush 209 is arranged on the left side of the first filter screen 208, the bottom surface of the motor 202 is fixedly connected with the top surface of the ventilation frame 201, the bottom surface of the output rod of the motor 202 penetrates through the top surface of the ventilation frame 201 and extends to the inside of the ventilation frame 201, the bottom surface of the output rod of the motor 202 is fixedly connected with the top surface of the first rotary rod 203, two bevel gears 206 are in meshing connection with each other and further drive, the upper end surface and the lower end surface of the support plate 204 are fixedly connected with the upper surface and the lower surface of the inside of the ventilation frame 201 respectively, the left end surface of the second rotary rod 205 penetrates through the right side surface of the support plate 204 and the right side surface of the first filter screen 208 and extends to the left side surface of the first filter screen 208, the surface of the second rotary rod 205 is respectively connected with the inner wall of the support plate 204 and the inner wall of the first filter screen 208 in a rotating manner through a bearing seat, the right end surface of the second rotary rod 205 is fixedly connected with the right side surface of the cleaning brush 209, the right side surface of the cleaning brush 209 is slidingly connected with the left side surface of the first filter screen 208, and the right end surface of the air collecting cover 210 is fixedly connected with the left end surface of the air outlet pipe 211.
And all that is not described in detail in this specification is well known to those skilled in the art.
When the device works, firstly, the motor 202 is started, the output rod of the motor 202 drives the connected first rotating rod 203 to rotate, the first rotating rod 203 drives the connected bevel gears 206 to rotate, the second rotating rod 205 is enabled to rotate through the meshing of the two bevel gears 206, the second rotating rod 205 drives the connected fan 207 and the cleaning brush 208 to rotate, and the fan 207 increases the air flow in the ventilation frame 201, so that the interior of a laboratory is ventilated; the first filter screen 208 filters the air entering the ventilation frame 201, and dust and sundries are easy to adhere to the surface of the first filter screen 208, so that the sundries and dust adhering to the surface of the first filter screen 208 are cleaned by rotating the cleaning brush 209; the gas exhausted from the laboratory enters the air outlet pipe 211 through the air collecting cover 210 and is then discharged into the purifying box 301, the second filter screen 302 in the purifying box 301 filters dust particles in the gas entering the purifying box 301, the activated carbon adsorption plate 303 adsorbs chemical gas in the purifying box 301, and the purified gas is discharged through the exhaust pipe 306; the handle 305 is pulled upwards to take the second filter screen 302 and the activated carbon adsorption plate 303 out of the chute, so that the second filter screen 302 and the activated carbon adsorption plate 303 are replaced and cleaned.
Through ventilation mechanism 2's setting, fan 207 rotates the ventilation that has increased ventilation frame 201 inside in the ventilation subassembly to increase the inside ventilation effect in laboratory, filter assembly is convenient for filter the inside air that gets into ventilation frame 201, prevents debris and dust and enter into ventilation frame 201, improves the inside cleanliness factor in laboratory, and the dust and debris that are convenient for be attached to at first filter screen 208 surface are cleared up through the cleaning brush 209 rotation simultaneously, improve the ventilation effect in this laboratory.
Embodiment two:
On the basis of the first embodiment, the purification mechanism 3 comprises a purification box 301, the left side surface of the purification box 301 is fixedly connected with the right side surface of a laboratory wall 1, the right end surface of an air outlet pipe 211 fixedly penetrates through the left side surface of the purification box 301 to extend into the purification box 301, a second filter screen 302, an activated carbon adsorption plate 303 and an exhaust pipe 306 are sequentially arranged on the right side of the air outlet pipe 211 from left to right, a chute matched with the second filter screen 302 and the activated carbon adsorption plate 303 is formed in a penetrating manner in the top surface of the purification box 301, the surfaces of the second filter screen 302 and the activated carbon adsorption plate 303 are in sliding connection with the inner wall of the chute, a connecting groove is formed in the penetrating manner in the top surface of the purification box 301, a connecting plate 304 is fixedly connected with the outer side surface of the second filter screen 302 and the outer side surface of the activated carbon adsorption plate 303, the right end surface of the exhaust pipe 306 fixedly penetrates through the right side surface of the purification box 301 to extend to the right side of the purification box 301, and the top surface of the second filter screen 302 and the top surface of the activated carbon adsorption plate 303 are fixedly connected with a handle 305;
Through the setting of purifying mechanism 3, the dust particle in the gas of second filter screen 302 in to the purifying box 301 of laboratory exhaust filters, and the activated carbon adsorption plate 303 adsorbs the chemical gas in the gas of laboratory exhaust to the purifying box 301, reduces the discharge of harmful substance, avoids environmental pollution, conveniently changes clearance to second filter screen 302 and activated carbon adsorption plate 303 through connecting plate 304 and handle 305 simultaneously, improves this laboratory ventilation unit's feature of environmental protection and purifying effect.
The foregoing description of the preferred embodiments of the application is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the application.
Claims (8)
1. Laboratory ventilation unit, including laboratory wall (1), its characterized in that: the laboratory wall body (1) is provided with a ventilation mechanism (2) and a purification mechanism (3) on the left side and the right side respectively, and the purification mechanism (3) is positioned on the right side of the ventilation mechanism (2);
The ventilation mechanism (2) comprises a ventilation assembly and a filtering assembly;
the filter component is positioned on the surface of the ventilation component;
The ventilation assembly comprises a ventilation frame (201), the right side surface of the ventilation frame (201) fixedly penetrates through the left side surface of a laboratory wall body (1) to extend into the laboratory, a motor (202) is arranged above the ventilation frame (201), a first rotating rod (203) and a supporting plate (204) are arranged inside the ventilation frame (201), a second rotating rod (205) is arranged below the first rotating rod (203), bevel gears (206) are fixedly sleeved on the surfaces of the first rotating rod (203) and the second rotating rod (205), a fan (207) is arranged on the right side of the second rotating rod (205), an air outlet pipe (211) is arranged on the right side of the laboratory wall body (1), the left end surface of the air outlet pipe (211) fixedly penetrates through the right side surface of the laboratory wall body (1) to extend into the laboratory, an air collecting cover (210) is arranged on the left side of the air outlet pipe (211), and an air inlet is formed in a penetrating manner on the left side surface of the ventilation frame (201);
The filter assembly comprises a first filter screen (208), the first filter screen (208) is positioned inside the air inlet, and a cleaning brush (209) is arranged on the left side of the first filter screen (208).
2. A laboratory ventilation device according to claim 1, wherein: the bottom surface of the motor (202) is fixedly connected with the top surface of the ventilation frame (201), and the bottom end surface of an output rod of the motor (202) penetrates through the top surface of the ventilation frame (201) and extends into the ventilation frame (201).
3. A laboratory ventilation device according to claim 1, wherein: the bottom end face of the output rod of the motor (202) is fixedly connected with the top end face of the first rotating rod (203), and the two bevel gears (206) are in bevel engagement connection for transmission.
4. A laboratory ventilation device according to claim 1, wherein: the upper end face and the lower end face of the supporting plate (204) are fixedly connected with the upper surface and the lower surface of the inside of the ventilation frame (201) respectively, the left end face of the second rotating rod (205) penetrates through the right side face of the supporting plate (204) and the right side face of the first filter screen (208) simultaneously and extends to the left side of the first filter screen (208), and the surface of the second rotating rod (205) is rotationally connected with the inner wall of the supporting plate (204) and the inner wall of the first filter screen (208) respectively through bearing blocks.
5. A laboratory ventilation device according to claim 1, wherein: the right end face of the second rotating rod (205) is fixedly connected with the left end face of the fan (207), the left end face of the second rotating rod (205) is fixedly connected with the right side face of the cleaning brush (209), and the right side face of the cleaning brush (209) is slidably connected with the left side face of the first filter screen (208).
6. A laboratory ventilation device according to claim 1, wherein: the surface of the first filter screen (208) is fixedly connected with the inner wall of the air inlet, and the right end face of the air collecting cover (210) is fixedly connected with the left end face of the air outlet pipe (211).
7. A laboratory ventilation device according to claim 1, wherein: purifying mechanism (3) are including purifying box (301), purifying box (301) left surface and laboratory wall body (1) right flank fixed connection, it runs through purifying box (301) left surface to go out tuber pipe (211) right-hand member fixed, it is inside purifying box (301) to go out tuber pipe (211) right side from a left side to set gradually second filter screen (302), activated carbon adsorption plate (303) and exhaust pipe (306) to go out, purifying box (301) top surface link up the spout of having offered with second filter screen (302), activated carbon adsorption plate (303) looks adaptation, second filter screen (302) surface and activated carbon adsorption plate (303) surface and spout inner wall sliding connection, the spread groove has been seted up to purifying box (301) top surface link up, second filter screen (302) lateral surface and activated carbon adsorption plate (303) lateral surface all fixedly connected with connecting plate (304), connecting plate (304) are located inside the spread groove, connecting plate (304) surface and spread groove inner wall sliding connection, purifying box (301) right side is run through to purifying box (301) right side to fixed the exhaust pipe (306).
8. A laboratory ventilation device according to claim 7, wherein: the top surface of the second filter screen (302) and the top surface of the activated carbon adsorption plate (303) are fixedly connected with handles (305).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323494286.7U CN221403358U (en) | 2023-12-21 | 2023-12-21 | Laboratory ventilation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323494286.7U CN221403358U (en) | 2023-12-21 | 2023-12-21 | Laboratory ventilation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221403358U true CN221403358U (en) | 2024-07-23 |
Family
ID=91940554
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323494286.7U Active CN221403358U (en) | 2023-12-21 | 2023-12-21 | Laboratory ventilation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221403358U (en) |
-
2023
- 2023-12-21 CN CN202323494286.7U patent/CN221403358U/en active Active
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