CN220920364U - Environment-friendly fume hood for laboratory - Google Patents
Environment-friendly fume hood for laboratory Download PDFInfo
- Publication number
- CN220920364U CN220920364U CN202322811438.5U CN202322811438U CN220920364U CN 220920364 U CN220920364 U CN 220920364U CN 202322811438 U CN202322811438 U CN 202322811438U CN 220920364 U CN220920364 U CN 220920364U
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- Prior art keywords
- wall
- cabinet body
- laboratory
- fume hood
- fixedly connected
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- 239000003517 fume Substances 0.000 title claims abstract description 22
- 238000009423 ventilation Methods 0.000 claims abstract description 20
- 230000007613 environmental effect Effects 0.000 claims description 7
- 230000001681 protective effect Effects 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 2
- 238000002474 experimental method Methods 0.000 abstract description 12
- 230000000694 effects Effects 0.000 abstract description 7
- 238000007789 sealing Methods 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 13
- 238000001914 filtration Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009533 lab test Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
Landscapes
- Devices For Use In Laboratory Experiments (AREA)
Abstract
The utility model discloses an environment-friendly fume hood for a laboratory, which belongs to the technical field of fume hoods and comprises a hood body, wherein an operation table is arranged on the outer wall of one side of the hood body, circulation cavities are formed in the inner walls of two sides of the hood body, the operation table on the hood body is used for experimental operation, air generated during experiments is conveniently pumped into the circulation cavities on the hood body through a fan on a mounting frame, filtered by a filter pipe through the circulation cavities and discharged, a threaded rod in the mounting groove rotates to drive the threaded pipe to move on the surface of the threaded rod, the mounting frame is conveniently driven to slide in a sliding groove through a connecting rod, the mounting frame and the fan are conveniently driven to slide out and separate from the sliding groove, the fan is conveniently detached and replaced, damage to the fan caused by circulating harmful air is avoided, the ventilation effect of a ventilation mechanism is further improved, the sliding groove and the mounting groove can be sealed through a sealing plate, the air generated during the experiments is prevented from overflowing, and the use effect of the ventilation mechanism is improved.
Description
Technical Field
The utility model relates to the technical field of fume hoods, in particular to an environment-friendly fume hood for a laboratory.
Background
The fume hood is common ventilation equipment in a laboratory, is mainly used for large-piece paint spraying, powder bagging and the like, the working opening of the fume hood greatly affects the air flow distribution in the fume hood, the air flow distribution directly affects the working effect of the cabinet type exhaust hood, various harmful and toxic gases and some volatile and highly corrosive substances can be generated during experimental operation in a molecular biology laboratory, and the operation of some molecular experiments must be carried out in the fume hood for protecting the safety of experimental operators.
Among the prior art, the fan that is arranged in ventilation among the traditional feature fume chamber of environmental protection is most fixed mounting inside the fume chamber, leads to the fan inconvenient dismantlement, because the fan is located the circulation intracavity portion, uses very easily to receive harmful gas's influence for a long time, and the damage appears, influences the ventilation effect of fume chamber then.
Disclosure of utility model
Aiming at the problems in the prior art, the utility model aims to provide an environment-friendly ventilating cabinet for a laboratory, which aims to solve the problems that a fan for ventilating in the traditional environment-friendly ventilating cabinet for the laboratory is inconvenient to detach and is easily damaged by harmful gas, and the ventilation effect of the ventilating cabinet is affected.
In order to solve the problems, the utility model adopts the following technical scheme:
an environmentally friendly fume hood for a laboratory, comprising:
The cabinet body, cabinet body one side outer wall is provided with the operation panel, the circulation chamber has all been seted up to cabinet body both sides inner wall, circulation chamber one side inner wall has seted up the sliding tray; and
The ventilation mechanism comprises a mounting frame, the mounting frame is embedded in the sliding tray in a sliding manner, a fan is installed between the inner surface walls of the mounting frame, the top of a circulation cavity is connected with a filter pipe in a communicating manner, the filter pipe extends to the upper portion of the top of a cabinet body, two mounting grooves are formed in the outer wall of one side of the cabinet body, each mounting groove is embedded in a rotating manner in one side of the inner wall of the mounting groove, each threaded rod is sleeved with a threaded pipe in a threaded manner, each threaded pipe is fixedly connected with a connecting rod between the outer wall of the threaded pipe and the outer wall of the mounting frame, and a sealing plate is fixedly connected between one ends of the two threaded pipes.
As a preferable scheme of the utility model, the inner walls at both sides of the cabinet body are respectively provided with an air inlet pipe, each air inlet pipe is communicated and connected with the circulation cavity, and the inner walls at both sides of the cabinet body are respectively fixedly connected with the protective cover.
As a preferable scheme of the utility model, the top of the cabinet body is fixedly connected with a driving motor, and the output end of the driving motor is in transmission connection with two threaded rods through a belt and a belt pulley.
As a preferable scheme of the utility model, a limiting block is fixedly connected to the inner wall of one side of each mounting groove, and a limiting groove is correspondingly formed in the outer wall of one side of each threaded pipe.
As a preferable scheme of the utility model, two cabinet doors are hinged to the outer wall of one side of the cabinet body, and a handle is connected to the outer wall of one side of each cabinet door through a fixing rod.
As a preferable scheme of the utility model, four corners of the bottom of the cabinet body are fixedly connected with adjusting feet.
Advantageous effects
Compared with the prior art, the utility model provides the environment-friendly ventilating cabinet for the laboratory, which has the following beneficial effects:
1. In this scheme, the operation panel on the cabinet body is used for experimental operation, the fan on the installing frame is convenient with the circulation chamber on the cabinet body of the gaseous suction cabinet that produces during the experiment, discharge after the filtration pipe filters through circulation chamber entering, the inside threaded rod of installing groove rotates, drive the screwed pipe and remove at threaded rod surface, conveniently drive the installing frame at the inside slip of sliding tray through the connecting rod, then conveniently drive installing frame and fan by the sliding tray roll-off and break away from, and then conveniently dismantle and change the fan, avoid long-time use, the harmful gas of circulation causes the damage to the fan, promote ventilation mechanism's ventilation effect then, can seal sliding tray and installing groove through the closing plate, the gaseous overflow that produces during the avoiding experiment, promote ventilation mechanism's result of use.
2. In this scheme, the gas that produces when making things convenient for the experiment through the intake pipe gets into the circulation intracavity, can protect the intake pipe through the safety cover, liquid when avoiding the experiment splashes into the intake pipe, and then promotes the safety in utilization of intake pipe.
Drawings
FIG. 1 is a perspective view of the present utility model;
FIG. 2 is a second perspective view of the present utility model;
FIG. 3 is a perspective view of the fan of the present utility model when removed;
FIG. 4 is a cross-sectional view of FIG. 3 in accordance with the present utility model;
FIG. 5 is an enlarged view of the utility model at A in FIG. 4;
Fig. 6 is an enlarged view of the present utility model at B in fig. 4.
The reference numerals in the figures illustrate:
1. A cabinet body; 2. an operation table; 3. a ventilation mechanism; 301. a mounting frame; 302. a blower; 303. a filter tube; 304. a threaded rod; 305. a threaded tube; 306. a connecting rod; 307. a sealing plate; 308. an air inlet pipe; 4. a protective cover; 5. a driving motor; 6. a limiting block; 7. a cabinet door; 8. a handle; 9. the feet are adjusted.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model. It is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.
Examples:
Referring to fig. 1-6, an environmental fume hood for a laboratory, comprising:
The cabinet body 1, the outer wall of one side of the cabinet body 1 is provided with an operation desk 2, the inner walls of two sides of the cabinet body 1 are provided with circulation cavities, and the inner wall of one side of each circulation cavity is provided with a sliding groove; and
The ventilation mechanism 3, ventilation mechanism 3 includes that the installation frame 301 is slided and is inlayed and locate inside the sliding tray, install fan 302 between the interior table wall of installation frame 301, circulation chamber top intercommunication is connected with filter tube 303, and filter tube 303 extends to cabinet body 1 top, two mounting grooves have been seted up to cabinet body 1 one side outer wall, threaded rod 304 has all been inlayed in the rotation of every mounting groove one side inner wall, the equal thread bush of every threaded rod 304 surface is equipped with screwed pipe 305, equal fixedly connected with connecting rod 306 between every screwed pipe 305 outer wall and the installation frame 301 outer wall, fixedly connected with closing plate 307 between two screwed pipe 305 one ends.
In the embodiment, cabinet body 1 is laboratory environment-friendly fume chamber, operation panel 2 on the cabinet body 1 is used for experimental operation, the fan 302 on through installing frame 301 is convenient with the circulation chamber on the cabinet body 1 of gas suction that produces during the experiment, get into filtering tube 303 through the circulation chamber and filter the back and discharge, the inside threaded rod 304 of mounting groove rotates, drive screwed pipe 305 and remove at threaded rod 304 surface, conveniently drive installing frame 301 at the inside slip of sliding tray through connecting rod 306, then conveniently drive installing frame 301 and fan 302 by the sliding tray roll-off and break away from, and then the convenience is dismantled and is changed fan 302, avoid long-time use, the harmful gas that circulates causes the damage to fan 302, promote ventilation mechanism 3's ventilation effect then, can seal sliding tray and mounting groove through closing plate 307, the gas that produces during the avoiding the experiment is excessive, promote ventilation mechanism 3's result of use.
Referring to fig. 1, fig. 4 and fig. 6, air inlet pipes 308 are installed on inner walls of two sides of the cabinet body 1, and each air inlet pipe 308 is connected in communication with the circulation cavity, and the protective covers 4 are fixedly connected to the inner walls of two sides of the cabinet body 1.
In this embodiment, the gas generated during the experiment is convenient to enter the circulation cavity through the gas inlet pipe 308, the gas inlet pipe 308 can be protected through the protective cover 4, liquid during the experiment is prevented from splashing into the gas inlet pipe 308, and therefore the use safety of the gas inlet pipe 308 is improved.
Referring to fig. 2 specifically, the top of the cabinet 1 is fixedly connected with a driving motor 5, and the output end of the driving motor 5 is connected with two threaded rods 304 through a belt and a belt pulley.
In this embodiment, the driving motor 5 conveniently drives the two threaded rods 304 to synchronously rotate through the belt and the belt pulley, so as to drive the threaded pipe 305, the mounting frame 301 and the fan 302 to move, thereby improving the use convenience of the device.
Referring to fig. 4-5, a limiting block 6 is fixedly connected to an inner wall of one side of each mounting groove, and a limiting groove is correspondingly formed in an outer wall of one side of each threaded pipe 305.
In this embodiment, stopper 6 embedding corresponds the spacing inslot portion, and one side of stopper 6 leaves one section space apart from threaded rod 304 surface, avoids stopper 6 to influence threaded rod 304 and rotates, through stopper 6 and spacing groove cooperation, conveniently carries out spacing to screwed pipe 305, avoids screwed pipe 305 to break away from the mounting groove completely, promotes ventilation mechanism 3's safety in utilization.
Referring to fig. 1 specifically, two cabinet doors 7 are hinged to the outer wall of one side of the cabinet body 1, and a handle 8 is connected to the outer wall of one side of each cabinet door 7 through a fixing rod.
In this embodiment, conveniently open cabinet body 1 through cabinet door 7, and then make things convenient for placing of laboratory test article, conveniently operate cabinet door 7 through handle 8.
Referring to fig. 1 specifically, four corners of the bottom of the cabinet body 1 are fixedly connected with adjusting feet 9.
In this embodiment, conveniently support cabinet body 1 through adjusting foot 9, conveniently adjust the height of cabinet body 1 four corners simultaneously, promote cabinet body 1's placement stability.
Working principle: during the use, the operation panel 2 of the cabinet body 1 is used for experimental operation, start the fan 302 on the installing frame 301, the fan 302 draws the gas that produces the experiment into circulation intracavity portion by intake pipe 308, and discharge after getting into filtering tube 303 by the circulation intracavity, when need dismantle fan 302, start driving motor 5, driving motor 5 drives two threaded rods 304 through belt and belt pulley and rotates, drive two screwed pipes 305, connecting rod 306, installing frame 301 and closing plate 307 remove, make the cabinet body 1 of closing plate 307 principle, at this moment installing frame 301 and fan 302 are by the sliding tray roll-off, dismantle and change the clearance to fan 302.
The control mode of the utility model is controlled by manually starting and closing the switch, the wiring diagram of the power element and the supply of the power supply are common knowledge in the field, and the utility model is mainly used for protecting the mechanical device, so the utility model does not explain the control mode and the wiring arrangement in detail.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution and the modified concept thereof, within the scope of the present utility model.
Claims (6)
1. An environmental fume hood for a laboratory, comprising:
The intelligent cabinet temperature control device comprises a cabinet body (1), wherein an operation table (2) is arranged on the outer wall of one side of the cabinet body (1), circulation cavities are formed in the inner walls of two sides of the cabinet body (1), and sliding grooves are formed in the inner wall of one side of each circulation cavity; and
The utility model provides a ventilation mechanism (3), ventilation mechanism (3) is including installing frame (301), inside installing frame (301) slides and inlays locates the sliding tray, install fan (302) between the table wall in installing frame (301), circulation chamber top intercommunication is connected with filter tube (303), and filter tube (303) extend to cabinet body (1) top, two mounting grooves have been seted up to cabinet body (1) one side outer wall, every the equal rotation of mounting groove one side inner wall is inlayed threaded rod (304), every threaded rod (304) surface all thread bush is equipped with screwed pipe (305), every equal fixedly connected with connecting rod (306) between screwed pipe (305) outer wall and the installing frame (301) outer wall, fixedly connected with closing plate (307) between two screwed pipe (305) one ends.
2. An environmental protection fume hood for a laboratory of claim 1, wherein: the air inlet pipes (308) are arranged on the inner walls of the two sides of the cabinet body (1), each air inlet pipe (308) is communicated and connected with the circulation cavity, and the protective covers (4) are fixedly connected to the inner walls of the two sides of the cabinet body (1).
3. An environmental protection fume hood for a laboratory of claim 2, wherein: the cabinet is characterized in that a driving motor (5) is fixedly connected to the top of the cabinet body (1), and the output end of the driving motor (5) and the two threaded rods (304) are in transmission connection through a belt and a belt pulley.
4. An environmental protection fume hood for a laboratory of claim 1, wherein: each mounting groove side inner wall is fixedly connected with a limiting block (6), and each threaded pipe (305) side outer wall is correspondingly provided with a limiting groove.
5. An environmental protection fume hood for a laboratory according to claim 3, wherein: two cabinet doors (7) are hinged to the outer wall of one side of the cabinet body (1), and a handle (8) is connected to the outer wall of one side of each cabinet door (7) through fixing rods.
6. An environmentally friendly fume hood for laboratory as set forth in claim 5, wherein: four corners of the bottom of the cabinet body (1) are fixedly connected with adjusting feet (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322811438.5U CN220920364U (en) | 2023-10-19 | 2023-10-19 | Environment-friendly fume hood for laboratory |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322811438.5U CN220920364U (en) | 2023-10-19 | 2023-10-19 | Environment-friendly fume hood for laboratory |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220920364U true CN220920364U (en) | 2024-05-10 |
Family
ID=90938288
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322811438.5U Active CN220920364U (en) | 2023-10-19 | 2023-10-19 | Environment-friendly fume hood for laboratory |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220920364U (en) |
-
2023
- 2023-10-19 CN CN202322811438.5U patent/CN220920364U/en active Active
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| GR01 | Patent grant | ||
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