CN220005361U - Fume chamber that laboratory was used - Google Patents
Fume chamber that laboratory was used Download PDFInfo
- Publication number
- CN220005361U CN220005361U CN202321650849.4U CN202321650849U CN220005361U CN 220005361 U CN220005361 U CN 220005361U CN 202321650849 U CN202321650849 U CN 202321650849U CN 220005361 U CN220005361 U CN 220005361U
- Authority
- CN
- China
- Prior art keywords
- cabinet body
- fan
- circulation
- laboratory
- frame
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000003517 fume Substances 0.000 title claims abstract description 24
- 238000009423 ventilation Methods 0.000 abstract description 10
- 239000000645 desinfectant Substances 0.000 description 5
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 229920000742 Cotton Polymers 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000000443 aerosol Substances 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001717 pathogenic effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
Landscapes
- Ventilation (AREA)
Abstract
The utility model relates to the technical field of fume hoods and discloses a fume hood for a laboratory, which comprises a cabinet body, wherein a top cover is arranged at the top of the cabinet body, a top fan is arranged on the top cover, a circulation net is arranged at the back of the cabinet body, a circulation assembly is arranged outside the circulation net, the circulation assembly comprises a driving shaft, a driving chain wheel is arranged on the driving shaft, a chain is arranged on the driving chain wheel, a hanging plate is arranged at the tail end of the chain, a hanging hook is arranged on the hanging plate, a frame is arranged below the hanging hook, and a back fan is arranged on the frame. The driving shafts drive the two driving chain wheels to rotate, the chains are driven to move along the driving chain wheels, the frame connected with the tail parts of the chains moves along the vertical direction, the frame can reciprocate up and down along the vertical direction through the control of forward and backward rotation of the motor, the back fan and the top fan are started, the back fan can accelerate air circulation at any position in the cabinet through the circulation network, the top fan is facilitated to rapidly discharge internal air, and ventilation efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of fume hoods, in particular to a fume hood for a laboratory.
Background
Fume hoods are an integral part of laboratory ventilation designs. In order for laboratory staff not to inhale or throat some toxic, pathogenic or unidentified chemicals and organisms, there should be good ventilation in the laboratory. To prevent the absorption of some vapors, gases and particulates (smoke, soot, dust and aerosols), the contaminants must be removed by means of a fume hood, hood or local ventilation.
The prior patent application number is 202022588085.3, the Chinese patent with the publication number of CN213530117U, the fan sucks the air inside the main body of the fume hood to the outside to achieve the effect of ventilation, the filter screen plays a role in supporting cotton cloth while not affecting ventilation, the cotton cloth carries out primary filtration on the discharged air and simultaneously receives the disinfectant dropped in the annular water tank, the annular water tank is used for containing the disinfectant, when the hanging ring is hung on the hanging ring, the hanging rope is in a tight state, the upper surface of the rubber pad is attached to the lower surface of the annular water tank, at the moment, the disinfectant cannot drop, during disinfection, the disinfectant is required to drop, the cover plate can be taken up, the hanging ring is taken down, the rubber pad is stretched into from the sleeve, the penetrating part of the pulling rope can drop the disinfectant, the fan is outwards used for sterilizing the inside of the indoor or the cabinet body while the fan is inwards used for ventilating, and the device is safer to use;
in the use process of the fume hood, the problems that the existing fume hood is single in structure, so that the air circulation effect in the fume hood is poor, air is sucked and discharged only through a fan arranged at the top of the fume hood, the ventilation effect is poor, and the actual operation and use are affected are solved.
Accordingly, based on the above technical problems, there is a need for developing a fume hood for laboratory.
Disclosure of Invention
The utility model aims to provide a ventilating cabinet for a laboratory, which solves the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a fume chamber technical scheme that laboratory was used, includes the cabinet body, cabinet body top is provided with the top cap, be provided with the top fan on the top cap, cabinet body back is provided with the circulation net, just circulation net is equipped with circulation subassembly outward, circulation subassembly includes the drive shaft, be provided with drive sprocket in the drive shaft, be provided with the chain on the drive sprocket, the chain tail end is provided with the link plate, and is provided with the couple on the link plate, the couple below is provided with the frame, be provided with back fan on the frame.
As a preferable technical scheme, the driving chain wheels are symmetrically arranged and fixedly connected with the driving shaft, two ends of the driving shaft are connected with the cabinet body through bearings, and one end of the driving shaft is provided with a motor.
As a preferred solution, the top fan is in communication with the cabinet.
As a preferable technical scheme, a driving sprocket is arranged on one side adjacent to the driving sprocket, the driving sprocket is connected with the cabinet body through a rotating shaft and a bearing, and the chain is connected with the driving sprocket.
As an optimized technical scheme, the back of the cabinet body is provided with an outer frame which is in sliding connection with the frame.
As a preferable technical scheme, the circulation network is detachably connected with the cabinet body through bolts.
Compared with the prior art, the utility model has the beneficial effects that:
the utility model relates to a ventilating cabinet for laboratory, which is provided with a circulating assembly, wherein a driving shaft drives two driving chain wheels to rotate and drives a chain to move along the driving chain wheels, so that a frame connected with the tail part of the chain moves along the vertical direction, the frame can reciprocate up and down along the vertical direction by controlling forward and backward rotation of a motor, a back fan and a top fan are started, the back fan can accelerate air circulation at any position in the cabinet through a circulating network, the top fan is beneficial to rapidly exhausting internal air, and the ventilating efficiency is improved.
Drawings
FIG. 1 is a schematic view of the overall structure of a fume hood for laboratory use;
fig. 2 is a schematic view of a flow-through assembly of a fume hood for laboratory use.
In the reference numerals: 1. a cabinet body; 11. a top cover; 12. a flow-through network; 21. a drive shaft; 22. a drive sprocket; 23. a bearing; 24. a chain; 25. a drive sprocket; 26. a hanging plate; 27. a hook; 28. a frame; 29. a back fan; 3. a top fan.
Detailed Description
Features and exemplary embodiments of various aspects of the present utility model will be described in detail below, and in order to make the objects, technical solutions and advantages of the present utility model more apparent, the present utility model will be described in further detail below with reference to the accompanying drawings and the detailed embodiments. It will be apparent to one skilled in the art that the present utility model may be practiced without some of these specific details. The following description of the embodiments is merely intended to provide a better understanding of the utility model by showing examples of the utility model.
As shown in fig. 1-2, the utility model provides a fume hood for laboratory, which comprises the following technical scheme: including cabinet body 1, cabinet body 1 top is provided with top cap 11, be provided with top fan 3 on the top cap 11, top fan 3 is linked together with cabinet body 1, cabinet body 1 back is provided with circulation net 12, circulation net 12 passes through the bolt with cabinet body 1 and can dismantle the connection, and circulation net 12 is provided with the circulation subassembly outward, the circulation subassembly includes drive shaft 21, be provided with drive sprocket 22 on the drive shaft 21, be provided with chain 24 on the drive sprocket 22, the chain 24 tail end is provided with link plate 26, and be provided with couple 27 on the link plate 26, the couple 27 below is provided with frame 28, be provided with back fan 29 on the frame 28, drive sprocket 22 is the symmetry form setting, and with drive shaft 21 fixed connection, drive shaft 21 both ends link to each other with cabinet body 1 through bearing 23, one of them one end of drive shaft 21 is provided with the motor, drive sprocket 22 adjacent one side is provided with drive sprocket 25, drive sprocket 25 links to each other with cabinet body 1 through the pivot, the bearing 23 links to each other with drive sprocket 25.
In this embodiment, the motor is started to act on the driving shaft 21 to drive the two driving sprockets 22 to rotate and drive the chain 24 to move along the driving sprockets 22, so that the frame 28 connected with the tail of the chain 24 moves along the vertical direction, the frame 28 can reciprocate up and down along the vertical direction by controlling the forward and reverse rotation of the motor, the back fan 29 and the top fan 3 are started, the back fan 29 can accelerate the ventilation of any position in the cabinet through the ventilation net 12, the top fan 3 is facilitated to rapidly exhaust the internal air, and the ventilation efficiency is improved.
As shown in fig. 1-2, wherein the back of the cabinet 1 is provided with an outer rim, and the outer rim is slidably connected to the frame 28.
In this embodiment, the outer rim may limit the movement of the frame 28.
The working principle and the using flow of the utility model are as follows: after the utility model is installed, the utility model works according to the above embodiments until all working steps are completed.
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 scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.
In accordance with the above embodiments of the utility model, these embodiments are not exhaustive of all details, nor are they intended to limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model and various modifications as are suited to the particular use contemplated. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (6)
1. The utility model provides a fume chamber that laboratory was used, its characterized in that, including the cabinet body (1), cabinet body (1) top is equipped with top cap (11), be equipped with top fan (3) on top cap (11), cabinet body (1) back is equipped with circulation net (12), just circulation net (12) are equipped with circulation subassembly outward, circulation subassembly includes drive shaft (21), be equipped with drive sprocket (22) on drive sprocket (22), be equipped with chain (24) on drive sprocket (22), chain (24) tail end is equipped with link plate (26), and is equipped with couple (27) on link plate (26), couple (27) below is equipped with frame (28), be equipped with back fan (29) on frame (28).
2. A fume hood for a laboratory as set forth in claim 1 wherein: the driving chain wheels (22) are symmetrically arranged and fixedly connected with the driving shaft (21), two ends of the driving shaft (21) are connected with the cabinet body (1) through bearings (23), and one end of the driving shaft (21) is provided with a motor.
3. A fume hood for a laboratory as set forth in claim 1 wherein: the top fan (3) is communicated with the cabinet body (1).
4. A fume hood for a laboratory as set forth in claim 2 wherein: the driving chain wheel (22) is provided with a driving chain wheel (25) on one adjacent side, the driving chain wheel (25) is connected with the cabinet body (1) through a rotating shaft and a bearing (23), and the chain (24) is connected with the driving chain wheel (25).
5. A fume hood for a laboratory as set forth in claim 1 wherein: the back of the cabinet body (1) is provided with an outer frame which is in sliding connection with the frame (28).
6. A fume hood for a laboratory as set forth in claim 1 wherein: the circulation net (12) is detachably connected with the cabinet body (1) through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321650849.4U CN220005361U (en) | 2023-06-27 | 2023-06-27 | Fume chamber that laboratory was used |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321650849.4U CN220005361U (en) | 2023-06-27 | 2023-06-27 | Fume chamber that laboratory was used |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220005361U true CN220005361U (en) | 2023-11-14 |
Family
ID=88687104
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321650849.4U Active CN220005361U (en) | 2023-06-27 | 2023-06-27 | Fume chamber that laboratory was used |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220005361U (en) |
-
2023
- 2023-06-27 CN CN202321650849.4U patent/CN220005361U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111790524A (en) | High-efficiency self-cleaning type automobile air conditioner filter | |
| CN220005361U (en) | Fume chamber that laboratory was used | |
| CN116164370A (en) | Indoor air purifying and sterilizing box | |
| CN116727400A (en) | Novel energy-saving environment-friendly laboratory numerical control fume chamber | |
| CN214244044U (en) | Efficient treatment device for printing and dyeing wastewater | |
| CN215322204U (en) | Air circulation filtering and deodorizing device for livestock and poultry transport vehicle | |
| CN214891660U (en) | Novel ventilation equipment with cleaning function | |
| CN211965308U (en) | Purify automatically cleaning fume chamber | |
| CN112611625A (en) | Appearance is cleared up to full-automatic graphite convenient to clearance | |
| CN220601769U (en) | Air sterilizer | |
| CN2358370Y (en) | Large oil fume purifier | |
| CN217209689U (en) | Negative pressure is exhaust purifier for outpatient service building | |
| CN213493384U (en) | Fodder mixing machine with dust pelletizing system | |
| CN219509855U (en) | Fan cleaning device and ventilation system | |
| CN114946665B (en) | Dust fall-sterilization-deodorization integrated intelligent light and simple equipment for livestock and poultry house | |
| CN219355849U (en) | Purifying device for decomposing dioxin | |
| CN213421363U (en) | Exhaust purification device | |
| CN220611596U (en) | Negative pressure suction's environmental protection dust cleaning device | |
| CN216665888U (en) | Novel integration sewage promotes pump station | |
| CN216989114U (en) | Laboratory is with full angle device that induced drafts | |
| CN214715623U (en) | Garbage incinerator tail gas processing apparatus | |
| CN217057659U (en) | Linkage air exhaust and supply device of kitchen range hood | |
| CN214584433U (en) | Appearance is cleared up to full-automatic graphite convenient to clearance | |
| CN219783853U (en) | Device for continuous crystallization of nickel sulfate cooling crystallization | |
| CN220822254U (en) | Inside air purification equipment of transformer substation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |