CN218079540U - Ventilation device for experiment operating table - Google Patents
Ventilation device for experiment operating table Download PDFInfo
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- CN218079540U CN218079540U CN202222370790.5U CN202222370790U CN218079540U CN 218079540 U CN218079540 U CN 218079540U CN 202222370790 U CN202222370790 U CN 202222370790U CN 218079540 U CN218079540 U CN 218079540U
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- ventiduct
- filter frame
- filter
- filtering
- frame
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- 238000009423 ventilation Methods 0.000 title claims abstract description 27
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- 239000002245 particle Substances 0.000 claims description 5
- 229920000742 Cotton Polymers 0.000 claims description 4
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- 239000008187 granular material Substances 0.000 abstract 2
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- 230000002093 peripheral effect Effects 0.000 description 4
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
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- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
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- 230000009286 beneficial effect Effects 0.000 description 1
- PFKIBRPYVNVMRU-UHFFFAOYSA-N cyclosieversioside F Natural products CC(C)(O)C1COC(C)(C1)C2C(O)CC3(C)C4CC(OC5OC(CO)C(O)C(O)C5O)C6C(C)(C)C(CCC67CC47CCC23C)OC8OCC(O)C(O)C8O PFKIBRPYVNVMRU-UHFFFAOYSA-N 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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- OQUKIQWCVTZJAF-UHFFFAOYSA-N phenol;sulfuric acid Chemical compound OS(O)(=O)=O.OC1=CC=CC=C1 OQUKIQWCVTZJAF-UHFFFAOYSA-N 0.000 description 1
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- STECJAGHUSJQJN-FWXGHANASA-N scopolamine Chemical compound C1([C@@H](CO)C(=O)O[C@H]2C[C@@H]3N([C@H](C2)[C@@H]2[C@H]3O2)C)=CC=CC=C1 STECJAGHUSJQJN-FWXGHANASA-N 0.000 description 1
- 229960002646 scopolamine Drugs 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
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- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model discloses an experiment operation panel ventilation unit, including the ventiduct, the both ends of ventiduct all are provided with the suction mouth, the department extension placed in the middle of ventiduct is provided with the air outlet, all be provided with filtration in the both ends of ventiduct, the standing groove that is the symmetric distribution is seted up to one side of ventiduct, it is provided with the chamber door to articulate on the standing groove, be provided with the handle on the chamber door, the chamber door articulates with the junction of standing groove has the hinge, filtration includes the filter frame, filter frame bolted connection is in the ventiduct. The utility model provides a pair of experiment operation panel ventilation unit has, through the cooperation that sets up suction fan, filter frame, suction mouth and ventiduct, is that the suction fan recalls experimental gas by the suction mouth in the ventiduct and aspirates, makes gaseous filtration pore in filtering the frame go on carrying out once filtering to the granule of air, avoids the granule directly to block up on subsequent filter screen spare, causes to filter the failure.
Description
Technical Field
The utility model relates to a laboratory paraphernalia field specifically is an experiment operation panel ventilation unit.
Background
In the utility model patent application with application publication No. CN209998075U, application publication No. 2020-01-31, entitled "Ventilation device for experiment operation desk", it includes a base, an experiment desk installed on the top end of the base, and a ventilation hood located on the right side wall of the experiment desk and fixedly installed on the top end of the base; an adsorption mechanism for drying air in the storage cavity is installed at the bottom of the storage cavity of the experiment table, and an air adsorption and purification device for purifying air in the experiment room is installed in the inner cavity of the ventilation cabinet. The utility model discloses can realize rapidly that the circulation of the peripheral air of laboratory bench replaces, realize the purification of air in order to improve the quality of the peripheral air of laboratory bench in the air replacement, effectively prevent to appear in the peripheral air quality of laboratory bench poor and influence the problem that the user used the laboratory bench smoothly to carry out the experiment.
In the prior art including the above-mentioned patents, the laboratory bench is a common device in a chemical or physical laboratory, and is one of the indispensable auxiliary devices for conducting chemical or physical experiments. At present, a chemical or physical experiment operating table is generally not provided with a ventilation device, and a large amount of toxic and harmful gas is often generated in the experiment, such as: virulent reagent toluene for identifying Chinese medicinal materials including herba Euphorbiae Lathyridis, herba Orostachyos, fructus Jujubae and Corni fructus; tetrahydrofuran and glacial acetic acid used in measuring the content of hyoscyamine and scopolamine in henbane, and chloroform used in measuring the content of mannose in dendrobium officinale; ammonia water and n-butanol for determining astragaloside IV content in radix astragali; phenol used in the process of measuring polygonatum polysaccharide by a sulfuric acid-phenol method; hydrochloric acid is used for measuring nitrogen oxides in sulfuric acid. Most of the reagents used in the experiments are high-toxicity and high-volatility reagents, and the existing ventilation system has poor filtering effect, so that toxic gas is easily doped after the gas is filtered, and the harm of leakage is caused.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an experiment operation panel ventilation unit to solve the current ventilation system that proposes in the above-mentioned background art, the filter effect is not good, makes toxic gas also adulterated after filtering gas easily, causes the problem that the harm of leakage takes place.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an experiment operation panel ventilation unit, includes the ventiduct, the both ends of ventiduct all are provided with the suction mouth, the department extension placed in the middle of ventiduct is provided with the air outlet, all be provided with filtration in the both ends of ventiduct, the standing groove that is the symmetric distribution is seted up to one side of ventiduct, the articulated chamber door that is provided with on the standing groove.
Further, a handle is arranged on the box door, and a hinge is hinged to the connection position of the box door and the placing groove.
Further, filtration includes the filter frame, filter frame bolted connection is in the ventiduct, the fixed orifices has been seted up to the both sides of filter frame, it has the gim peg to run through on the fixed orifices, the top of filter frame and ventiduct is run through respectively to the one end of gim peg to make the filter frame bolt fastening in the ventiduct.
Further, the top and the bottom welding of filter frame inner wall have the spout, sliding connection has the screen cloth spare in the spout, the screen cloth spare includes HEPA filter screen and active carbon filter plate, bolted connection has the piece of grabbing on one side outer wall of HEPA filter screen and active carbon filter plate.
Furthermore, a plurality of filter holes are formed in two sides of the filter frame, and filter cotton used for filtering air particles is buried in the hole walls of the filter holes.
Further, the HEPA filter screen face is connected with the suction fan towards the one side rotation of filtering the frame.
Furthermore, the filtering frame surface is provided with a circular groove for rotating the suction fan towards one surface of the HEPA filter screen.
Compared with the prior art, the beneficial effects of the utility model are that: this experiment operation panel ventilation unit is reasonable, has following advantage:
(1) According to the ventilation device for the experiment operating table, through the matching of the suction fan, the filter frame, the suction port and the ventilation duct, the suction fan pumps experiment gas into the ventilation duct from the suction port to suck the experiment gas, so that the gas can filter particles in the air through the filter holes in the filter frame for the first time, and the phenomenon that the particles in the air directly block a subsequent filter screen member to cause filter failure is avoided;
(2) According to the ventilation device for the experiment operating table, through the matching of the HEPA filter screen, the activated carbon filter plate and the filter frame, the HEPA filter screen purifies and filters experiment gas, and then the experiment gas is adsorbed by the activated carbon filter plate, so that peculiar smell generated by the gas is reduced, and the phenomenon that when the experiment table is used for experiment, the experiment of a user is influenced due to poor quality of peripheral air is effectively prevented;
(3) This experiment operation panel ventilation unit through chamber door, handle, spout and the cooperation of snatching the piece, can make the filter screen open the chamber door through the handle after life reaches, outwards takes out and change the filter screen piece by the spout through snatching the piece of grabbing on the filter screen piece afterwards, makes its ventilation unit filter life increase.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a rear view of the overall structure of the present invention;
FIG. 3 is a schematic view of the structural framework of the present invention;
FIG. 4 is a schematic view of the filtering structure of the present invention;
fig. 5 is a schematic diagram of the suction structure of the filter plate of the present invention.
In the figure: 1. an air duct; 2. an air outlet; 3. a suction port; 4. a box door; 41. a handle; 42. a hinge; 5. a filter frame; 51. filtering holes; 6. a fixing bolt; 7. a HEPA filter screen; 8. an active carbon filter plate; 9. grasping the part; 10. a suction fan.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution:
example 1: the utility model provides an experiment operation panel ventilation unit, including ventiduct 1, all be provided with filtration in the both ends of ventiduct 1, the standing groove that is the symmetric distribution is seted up to one side of ventiduct 1, it is provided with chamber door 4 to articulate on the standing groove, be provided with handle 41 on chamber door 4, chamber door 4 articulates with the junction of standing groove has hinge 42, filtration includes filter frame 5, filter frame 5 bolted connection is in ventiduct 1, the fixed orifices has been seted up to the both sides of filter frame 5, it has gim peg 6 to run through on the fixed orifices, the one end of gim peg 6 runs through the top of filter frame 5 and ventiduct 1 respectively, and make filter frame 5 bolted connection in ventiduct 1, the top and the bottom welding of filter frame 5 inner wall have the spout, sliding connection has the screen spare in the spout, the screen spare includes HEPA filter screen 7 and active carbon filter plate 8, bolted connection has the piece 9 on the one side outer wall of HEPA filter screen 7 and active carbon filter plate 8.
Example 2: HEPA filter screen 7 rotates towards the one side of filtering frame 5 and is connected with suction fan 10, and a plurality of filtration pores 51 have been seted up to the both sides of filtering frame 5, all buries underground in filtration pore 51's the pore wall and is used for filtering the filtration cotton of air particle, filters 5 faces and offers the circular slot that supplies suction fan 10 pivoted towards HEPA filter screen 7's one side of filtering frame, and the both ends of ventiduct 1 all are provided with suction opening 3, and the department between two parties of ventiduct 1 extends and is provided with air outlet 2.
Start to rotate suction fan 10 that sets up on HEPA filter screen 7, make suction fan 10 through filtration pore 51 with suction port 3 with outside experimental gas suction, experimental gas carries out the particulate matter in the filtered gas through the filtration cotton in the filtration pore 51 pore wall when passing through filtration pore 51, gas after once filtering carries out the harmful gas in the purified gas through HEPA filter screen 7 afterwards, gas after the secondary filtration carries out the moisture in the adsorbed gas through active carbon filter plate 8 afterwards, and reduce the peculiar smell that gas contains, gas after last filtering is discharged by air outlet 2, improve the air quality in the laboratory.
The working principle is as follows: firstly, the box door 4 is opened through the handle 41, the box door 4 is unfolded towards one side of the placing groove through the hinged hinge 42, then the filter frame 5 is respectively placed into two ends of the ventilating duct 1, then the filter frame 5 is fixed with the top of the ventilating duct 1 through the fixing bolt 6, and then the HEPA filter screen 7 and the activated carbon filter plate 8 are grabbed through the grabbing piece 9 and are inserted into a sliding groove in the filter frame 5;
secondly, start and rotate suction fan 10 that sets up on HEPA filter screen 7, make suction fan 10 through filtration pore 51 with suction port 3 with outside experimental gas suction, experimental gas carries out the particulate matter in the filtered gas through the filter pulp in the filtration pore 51 pore wall when passing through filtration pore 51, gas after once filtering carries out the harmful gas in the purified gas through HEPA filter screen 7 afterwards, gas after the secondary filtration carries out the moisture in the adsorbed gas through active carbon filter plate 8 afterwards, and reduce the peculiar smell that gas contains, gas after last filtering is discharged by air outlet 2, improve the air quality in the laboratory.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. The utility model provides an experiment operation panel ventilation unit, includes air duct (1), its characterized in that: the both ends of ventiduct (1) all are provided with suction opening (3), the department extension placed in the middle of ventiduct (1) is provided with air outlet (2), all be provided with filtration in the both ends of ventiduct (1), the standing groove that is symmetric distribution is seted up to one side of ventiduct (1), the articulated chamber door (4) that is provided with on the standing groove.
2. The laboratory operating table ventilating device according to claim 1, wherein: the refrigerator door is characterized in that a handle (41) is arranged on the refrigerator door (4), and a hinge (42) is hinged to the joint of the refrigerator door (4) and the placing groove.
3. The laboratory bench ventilation unit of claim 1, wherein: the filtration includes filter frame (5), filter frame (5) bolted connection is in ventiduct (1), the fixed orifices has been seted up to the both sides of filter frame (5), it has gim peg (6) to run through on the fixed orifices, the one end of gim peg (6) runs through the top of filter frame (5) and ventiduct (1) respectively to make filter frame (5) bolted connection in ventiduct (1).
4. A laboratory bench ventilation device according to claim 3, characterized in that: the top and the bottom welding of filter frame (5) inner wall have the spout, sliding connection has the screen cloth spare in the spout, the screen cloth spare includes HEPA filter screen (7) and active carbon filter plate (8), bolted connection grabs on one side outer wall of HEPA filter screen (7) and active carbon filter plate (8) gets piece (9).
5. A laboratory bench ventilation device according to claim 3, characterized in that: a plurality of filtering holes (51) are formed in two sides of the filtering frame (5), and filtering cotton used for filtering air particles is buried in the hole walls of the filtering holes (51).
6. A laboratory bench ventilation unit according to claim 4, characterized in that: HEPA filter screen (7) face filter frame (5) one side rotation is connected with suction fan (10).
7. A laboratory bench ventilation unit according to claim 4, characterized in that: the round groove for rotating the suction fan (10) is formed in the surface, facing the HEPA filter screen (7), of the filter frame (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222370790.5U CN218079540U (en) | 2022-09-07 | 2022-09-07 | Ventilation device for experiment operating table |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222370790.5U CN218079540U (en) | 2022-09-07 | 2022-09-07 | Ventilation device for experiment operating table |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218079540U true CN218079540U (en) | 2022-12-20 |
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ID=84451318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222370790.5U Active CN218079540U (en) | 2022-09-07 | 2022-09-07 | Ventilation device for experiment operating table |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218079540U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118089152A (en) * | 2024-04-26 | 2024-05-28 | 江苏扬子净化工程有限公司 | Ventilation device with purification structure for clean room |
-
2022
- 2022-09-07 CN CN202222370790.5U patent/CN218079540U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118089152A (en) * | 2024-04-26 | 2024-05-28 | 江苏扬子净化工程有限公司 | Ventilation device with purification structure for clean room |
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Address after: 712000 Room 401, Building b3, West Yungu Phase 1, Fengxi New City, Xixian New District, Xianyang City, Shaanxi Province Patentee after: Shaanxi Haixishi Ecological Technology Co.,Ltd. Address before: 712,100 Room 819, Chuangye Workshop, Building 8, Shuiyun East Road, Yangling Demonstration Zone, Xianyang City, Shaanxi Province Patentee before: Yangling Minyi Instrument Equipment Co.,Ltd. |
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Effective date of registration: 20231202 Address after: Room 312, E3/F, Zhongchuang Tianyuan, Middle Section of Xinqiao Road, Yangling Demonstration Zone, Xianyang City, Shaanxi Province, 712000 Patentee after: Shaanxi Xinqing Yewang Agricultural Technology Co.,Ltd. Address before: 712000 Room 401, Building b3, West Yungu Phase 1, Fengxi New City, Xixian New District, Xianyang City, Shaanxi Province Patentee before: Shaanxi Haixishi Ecological Technology Co.,Ltd. |
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