CN217595458U - Self-purification type inorganic fume hood - Google Patents
Self-purification type inorganic fume hood Download PDFInfo
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- CN217595458U CN217595458U CN202221080703.6U CN202221080703U CN217595458U CN 217595458 U CN217595458 U CN 217595458U CN 202221080703 U CN202221080703 U CN 202221080703U CN 217595458 U CN217595458 U CN 217595458U
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Abstract
The utility model discloses an inorganic fume chamber of self-purification type, include: the cabinet body, convulsions subassembly and blower assembly install on cabinet body top, the internal portion of cabinet is provided with the operation chamber, the chamber of breathing in and goes out the air cavity, blower assembly goes out the air cavity through intake-tube connection, it evenly installs the air nozzle to go out the intracavity wall, hinge connection has sealing door on the cabinet body. The utility model can form an air curtain between the operation cavity and the outside during the experiment through the arrangement of the air blowing component, the air outlet cavity and the air nozzle, thereby effectively preventing the gas from leaking and the negative pressure outside gas from entering the operation cavity, and being convenient for operation; the air curtain blown out by the first air inlet hole group, the second air inlet hole group and the air blowing component can quickly absorb harmful gas and prevent the harmful gas from leaking.
Description
Technical Field
The utility model relates to a fume chamber technical field specifically is an inorganic fume chamber of self-cleaning type.
Background
The fume chamber is an indispensable one in the laboratory furniture, and the fume chamber plays the efficiency of airing exhaust and taking a breath in the laboratory, and in the chemistry laboratory, produce various harmful gas, foul smell, moisture and easily fire, explosive, corrosive substance during experimental operation, in order to protect user's safety, prevent that the pollutant in the experiment from to the laboratory diffusion, then need set up the fume chamber near the pollution source.
The existing ventilation cabinets on the market are various in types, can basically meet the use requirements of people, but still have certain defects, and have the following specific problems.
(1) When the existing fume hood is used, the extracted air is generally directly discharged into the air, and harmful substances in the discharged air easily pollute the atmosphere, so that certain defects exist;
(2) When the existing ventilation cabinet is used, the glass window needs to be opened continuously to complete related operations, and in the process, workers can easily inhale toxic gas to cause harm to human bodies, so that an improved space exists;
(3) Present this kind of fume chamber generally is difficult to learn the atmospheric pressure of the internal portion of cabinet when using to need the staff to spend energy to accomplish and carry out tonifying qi work to the fume chamber, the degree of automation of operation is low, consequently brings inconvenience for the use of fume chamber.
Publication number CN212733496U discloses an improved generation laboratory fume chamber, including the fume chamber body, cabinet door, air exhauster, filtration and air-blower, all install the cabinet door on the outer wall of the fume chamber body bottom, and the turning position department of the fume chamber body bottom all is fixed with the removal wheel, the outer wall mounting of the fume chamber body of cabinet door top has the glass door, and the internal portion of the fume chamber of glass door position department is fixed with the supporter to the internal portion of the fume chamber of supporter below is fixed with the workstation, one side on the fume chamber body top is fixed with the manometer, and the fume chamber body top of manometer one side is fixed with the air exhauster, the fume chamber body top that manometer one side was kept away from to the air exhauster is provided with filtration. The utility model discloses not only reduce the pollution to the air when gaseous emission, reduced the operation of experiment during toxic gas leak, guaranteed that personnel's is healthy, realized moreover the fume chamber body when using automatic mend wind function, saved the manpower.
However, the fume hood is operated through the operation hole to prevent the air in the operation chamber from leaking, which is inconvenient in operation.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an inorganic fume chamber of self-cleaning type to solve and carry out the inconvenient problem of operation through the handle hole.
In order to achieve the above purpose, the utility model provides a following technical scheme: a self-cleaning inorganic fume hood comprising: the cabinet body, convulsions subassembly and blower assembly install on cabinet body top, the internal portion of cabinet is provided with the operation chamber, the chamber of breathing in and the chamber of giving vent to anger, the blower assembly goes out the chamber through intake-tube connection, the intracavity wall of giving vent to anger evenly installs the air nozzle, and the blower assembly operation blows in gas into the intracavity side of giving vent to anger, then forms one air curtain through the downward blowout of air nozzle, avoids because of glass door influence operation, can prevent that the inside gas of operation chamber from leaking and the inside negative pressure that produces of operation chamber leads to poisonous gas in the laboratory to flow to operation intracavity portion and collets, hinge connection has sealing door on the cabinet body.
Preferably, a first air inlet hole group and a second air inlet hole group are arranged between the operation cavity and the air suction cavity, and the air suction assembly is connected with the air suction cavity through an air suction pipe.
Preferably, the first air inlet hole group is positioned at the top end of the operation cavity, and the first air inlet hole group sucks air from the top end of the operation cavity when the air draft assembly operates.
Preferably, the second air inlet hole group is positioned on the side wall of the operation cavity, and the second air inlet hole group sucks air from the side wall of the operation cavity when the air draft assembly is in operation.
Preferably, operation intracavity portion is fixed with the fire control pipe, installs the shower nozzle on the fire control pipe, and the one end of fire control pipe is connected with the water pump, and on the water tank was installed to the water pump, the water tank was installed on cabinet body top, when the conflagration breaing out in the operation intracavity, opened the water pump, and the water pump can be with the water tank water-logging through the fire control pipe from the shower nozzle blowout to the processing of putting out a fire of operation intracavity portion.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a setting of air-blast subassembly, play air cavity and air nozzle can form one air curtain when the experiment between operation chamber and the external world, effectually prevents that gas from leaking and the external gaseous entering of operation intracavity negative pressure to this can conveniently operate.
2. The utility model discloses an air curtain that first inlet port group, second inlet port group and air blast subassembly blown out can prevent to leak harmful gas fast absorption.
3. The utility model discloses the shower nozzle can put out a fire the very first time to the operation intracavity water spray when the conflagration takes place and handle.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a side sectional view of the overall structure of the present invention;
in the figure: 1 cabinet body, 11 operation chambers, 12 suction chambers, 13 first air inlet hole groups, 14 second air inlet hole groups, 15 air outlet chambers, 16 air nozzles, 17 sealing doors, 2 air draft assemblies, 3 air blast assemblies, 4 water tanks, 41 water pumps, 42 fire fighting pipes and 43 spray heads.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 efforts all belong to the protection scope of the present invention.
Example 1
Referring to fig. 1 and 2, there are shown: a self-cleaning inorganic fume hood, comprising: the cabinet body 1, convulsions subassembly 2 and air-blast subassembly 3 are installed on 1 top of the cabinet body, 1 inside operation chamber 11 that is provided with of the cabinet body, chamber 12 and play gas chamber 15 of breathing in, air-blast subassembly 3 goes out gas chamber 15 through intake-tube connection, go out gas chamber 15 inner wall and evenly install air nozzle 16, air-blast subassembly 3 operation blows in gas out 15 inboards in the gas chamber, then form one wind curtain through 16 blowout of air nozzle, avoid influencing the operation because of the glass door, can prevent to operate 11 inside gases in the chamber and let out and operate 11 inside negative pressure that produces and lead to the interior toxic gas of laboratory and collect to operating 11 inside flows in the chamber, hinge connection has sealing door 17 on the cabinet body 1.
When this ventilation cabinet used: open sealing door 17, open air-blast subassembly 3, air-blast subassembly 3 operates and blows in gas into out 15 inboards in chamber, then forms one air curtain through 16 downward blowout of air nozzle, operates when making things convenient for the experiment, can prevent to operate 11 inside gases in chamber and leak, and the while is operating 11 inside negative pressure that produces and is carrying out the tonifying qi in chamber 11, avoids operating 11 interior negative pressure of chamber and leads to toxic gas in the laboratory to collect to operating 11 inside flows in the chamber.
Example 2
Referring to fig. 1 and 2, the present embodiment further illustrates other embodiments, in which: a self-cleaning inorganic fume hood, comprising: the cabinet body 1, convulsions subassembly 2 and air-blast subassembly 3 are installed on 1 top of the cabinet body, 1 inside operation chamber 11 that is provided with of the cabinet body, chamber 12 and play gas chamber 15 of breathing in, air-blast subassembly 3 goes out gas chamber 15 through intake-tube connection, go out gas chamber 15 inner wall and evenly install air nozzle 16, air-blast subassembly 3 operation blows in gas out 15 inboards in the gas chamber, then form one wind curtain through 16 blowout of air nozzle, avoid influencing the operation because of the glass door, can prevent to operate 11 inside gases in the chamber and let out and operate 11 inside negative pressure that produces and lead to the interior toxic gas of laboratory and collect to operating 11 inside flows in the chamber, hinge connection has sealing door 17 on the cabinet body 1.
A first air inlet hole group 13 and a second air inlet hole group 14 are arranged between the operation cavity 11 and the air suction cavity 12, and the air draft assembly 2 is connected with the air suction cavity 12 through an air suction pipe.
The first set of inlet vents 13 are located at the top of the operating chamber 11 and the first set of inlet vents 13 draw air from the top of the operating chamber 11 when the extraction assembly 2 is in operation.
The second set of air inlet holes 14 is located in the side wall of the operating chamber 11, and the second set of air inlet holes 14 draw air from the side wall of the operating chamber 11 when the ventilation assembly 2 is in operation.
In this embodiment, after the operation of the air suction assembly 2, the harmful gas in the operation cavity 11 is sucked from the top of the operation cavity 11 through the first air inlet hole group 13, and the air curtain formed by the operation of the air blowing assembly 3 and the suction of the second air inlet hole group 14 from the side wall of the operation cavity 11 can avoid the gas leakage.
Example 3
Referring to fig. 1 and fig. 2, the present embodiment further illustrates other embodiments, in which: a self-cleaning inorganic fume hood, comprising: the cabinet body 1, convulsions subassembly 2 and air-blast subassembly 3 are installed on 1 top of the cabinet body, 1 inside operation chamber 11 that is provided with of the cabinet body, chamber 12 and play gas chamber 15 of breathing in, air-blast subassembly 3 goes out gas chamber 15 through intake-tube connection, go out gas chamber 15 inner wall and evenly install air nozzle 16, air-blast subassembly 3 operation blows in gas out 15 inboards in the gas chamber, then form one wind curtain through 16 blowout of air nozzle, avoid influencing the operation because of the glass door, can prevent to operate 11 inside gases in the chamber and let out and operate 11 inside negative pressure that produces and lead to the interior toxic gas of laboratory and collect to operating 11 inside flows in the chamber, hinge connection has sealing door 17 on the cabinet body 1.
The inside fire control pipe 42 that is fixed with of operation chamber 11, the last shower nozzle 43 of installing of fire control pipe 42, the one end of fire control pipe 42 is connected with water pump 41, and on water pump 41 installed water tank 4, water tank 4 installed on the cabinet body 1 top, when the conflagration breaing out in the operation chamber 11, opened water pump 41, water pump 41 can be with the water tank 4 in the water pipe 42 through the blowout of shower nozzle 43 to the inside processing of putting out a fire of operation chamber 11.
In this embodiment, when a fire breaks out in the operation chamber 11, the water pump 41 is turned on, and the water in the water tank 4 is sprayed out from the nozzle 43 through the fire hose 42 by the water pump 41 to extinguish the fire inside the operation chamber 11, so that the fire can be extinguished as soon as possible.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A self-cleaning inorganic fume hood, comprising:
the cabinet body (1), convulsions subassembly (2) and air-blast subassembly (3), install on the cabinet body (1) top convulsions subassembly (2) and air-blast subassembly (3), the cabinet body (1) is inside to be provided with operation chamber (11), chamber (12) and go out air cavity (15) of breathing in, air-blast subassembly (3) go out air cavity (15) through intake-tube connection, go out air cavity (15) inner wall and evenly install air nozzle (16), hinge connection has sealing door (17) on the cabinet body (1).
2. A self-cleaning inorganic fumehood according to claim 1 wherein: a first air inlet hole group (13) and a second air inlet hole group (14) are arranged between the operation cavity (11) and the air suction cavity (12), and the air suction assembly (2) is connected with the air suction cavity (12) through an air suction pipe.
3. A self-cleaning inorganic fumehood according to claim 2 wherein: the first air inlet hole group (13) is positioned at the top end of the operation cavity (11).
4. A self-cleaning inorganic fumehood according to claim 2 wherein: the second air inlet hole group (14) is positioned on the side wall of the operation cavity (11).
5. A self-cleaning inorganic fumehood according to claim 1 wherein: operation chamber (11) inside is fixed with fire control pipe (42), installs shower nozzle (43) on fire control pipe (42), and the one end of fire control pipe (42) is connected with water pump (41), and on water pump (41) installation water tank (4), water tank (4) were installed on the cabinet body (1) top.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202221080703.6U CN217595458U (en) | 2022-05-07 | 2022-05-07 | Self-purification type inorganic fume hood |
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CN202221080703.6U CN217595458U (en) | 2022-05-07 | 2022-05-07 | Self-purification type inorganic fume hood |
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CN217595458U true CN217595458U (en) | 2022-10-18 |
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CN202221080703.6U Active CN217595458U (en) | 2022-05-07 | 2022-05-07 | Self-purification type inorganic fume hood |
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