CN210386905U

CN210386905U - Laboratory ventilation cabinet capable of purifying organic waste gas

Info

Publication number: CN210386905U
Application number: CN201920746007.6U
Authority: CN
Inventors: 朱叶飞
Original assignee: Yangzhou Hanjiang Tongyuan Machinery Co ltd
Current assignee: Yangzhou Hanjiang Tongyuan Machinery Co ltd
Priority date: 2019-05-23
Filing date: 2019-05-23
Publication date: 2020-04-24
Anticipated expiration: 2029-05-23

Abstract

The utility model discloses a laboratory fume hood capable of purifying organic waste gas, which comprises a fume hood main body, wherein a supporting plate is fixedly connected with the inner bottom wall of the fume hood main body, a sealing plate is fixedly connected with the inner part of the fume hood main body, an experiment operation panel is fixedly connected with the top surface of the supporting plate, the left side of the upper surface of the experiment operation panel is fixedly connected with the fume hood main body, a group of corresponding chute guide rails are arranged below the experiment operation panel, and the two chute guide rails are respectively and fixedly arranged on the bottom surface of the experiment operation panel and the inner bottom wall of the fume hood main body, the later use cost is low, and secondary pollution is not easy to cause.

Description

Laboratory ventilation cabinet capable of purifying organic waste gas

Technical Field

The utility model relates to an experimental device technical field specifically is a can purify organic waste gas's laboratory fume chamber.

Background

The fume hood is an indispensable component in laboratory ventilation design, in order to prevent laboratory staff from inhaling or swallowing some toxic, pathogenic or unknown chemical substances and organisms, good ventilation should be provided in a laboratory, the most important function in the fume hood is the exhaust function, in a chemical laboratory, various harmful gases, odor, moisture and flammable, explosive and corrosive substances are generated during experimental operation, in order to protect the safety of users, prevent the pollutant in the experiment from diffusing to the laboratory, and the fume hood is used near a pollution source.

The fume chamber that can on the existing market mostly has the function of purifying experiment waste gas, but its structure is complicated, and the cost is with high costs, and purifier wherein relies on chemical reaction consumptive material or physics consumptive material mostly moreover, and later stage use cost is high, causes secondary pollution easily, for this reason, we provide one kind and mend wind type laboratory fume chamber and solve above problem.

SUMMERY OF THE UTILITY MODEL

One) technical problem to be solved

The utility model aims at providing a laboratory fume hood that can purify organic waste gas in order to compensate the not enough of prior art.

II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a laboratory fume hood capable of purifying organic waste gas comprises a fume hood main body, wherein a supporting plate is fixedly connected to the inner bottom wall of the fume hood main body, a sealing plate is fixedly connected to the inside of the fume hood main body, an experiment operation panel is fixedly connected to the top surface of the supporting plate, the left side of the upper surface of the experiment operation panel is fixedly connected with the fume hood main body, a group of corresponding chute guide rails are arranged below the experiment operation panel, the two chute guide rails are respectively and fixedly installed on the bottom surface of the experiment operation panel and the inner bottom wall of the fume hood main body, a group of sliding plates matched with the chute guide rails are installed between the two chute guide rails, handles are fixedly installed on the right side surfaces of the two sliding plates, a supplementary air blower is fixedly connected to the upper surface of the fume hood main body, an air inlet hole is formed in the upper surface of the fume hood main body, and a row, the utility model discloses a ventilation cabinet, including fume chamber main part, exhaust pipe, cask, air outlet, exhaust pipe, air duct, air outlet, air exhaust pipe, cask, air duct.

Furthermore, the number of the gas collecting pipes is at least five, and the upper end of each gas collecting pipe is fixedly connected with a dust cover.

Furthermore, an air inlet cylinder is fixedly communicated with an air inlet of the air supplementing machine, and an air filter element cylinder is fixedly communicated with one end, far away from the air supplementing machine, of the air inlet cylinder.

Further, the inside wall of fume chamber main part is fixed to be inlayed and is had the water pipe, the fixed intercommunication of right-hand member of water pipe has tap, the one end that tap was kept away from to the water pipe runs through the inside wall of fume chamber main part and extends to the outside of fume chamber main part.

Further, be equipped with the basin under tap, the left surface of basin and the inside wall fixed connection of fume chamber main part, the basin is fixed with the sewage pipe with the inside wall of fume chamber main part vertically side, the one end that the basin was kept away from to the sewage pipe runs through the inside wall of fume chamber main part and extends to the outside of fume chamber main part.

Furthermore, the inside wall fixedly connected with lamp stand of fume chamber main part the bottom fixedly connected with bulb of lamp stand.

III) beneficial effects

Compared with the prior art, this laboratory fume hood that can purify organic waste gas possesses following beneficial effect:

firstly, the method comprises the following steps: the utility model discloses an exhaust pipe combustion gas filters through the running water in the cask, filters the organic matter in the waste gas, has realized the function of ventilation exhaust and purification waste gas, and its simple structure does not rely on chemical reaction consumptive material or physics consumptive material moreover, and later stage use cost is low, is difficult to cause secondary pollution.

Secondly, the method comprises the following steps: the utility model discloses an air-out pipe and the design of collecting pipe that the equidistance was arranged can improve the air current distribution among the exhaust ventilation process in this technique, makes air current distribution more even, improves its exhaust ventilation effect.

Drawings

FIG. 1 is a cross-sectional view of a side view of a laboratory fume hood for purifying organic waste gases according to the present invention;

FIG. 2 is a front view of a laboratory fume hood for purifying organic waste gases according to the present invention;

FIG. 3 is a side view of a laboratory fume hood for purifying organic waste gases according to the present invention;

fig. 4 is a rear view of the laboratory fume hood for purifying organic waste gas of the present invention.

In the figure: 1. a fume hood main body; 111. a support plate; 112. a sealing plate; 113. an experiment operation panel; 114. a slide plate; 115. a handle; 116. a chute guide; 2. an exhaust fan; 211. an exhaust duct; 212. a water bucket; 213. a gas collecting pipe; 214. an air duct; 215. a dust cover; 3. a blower is supplemented; 311. an air inlet cylinder; 312. an air filter element cartridge; 313. an air inlet hole; 314. an air outlet; 315. an air outlet pipe; 4, a water tank; 5. a faucet; 6. a water pipe; 7. a bulb; 8. a lamp socket; 9. a sewage pipe.

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 work belong to the protection scope of the present invention.

As shown in fig. 1-4, the utility model provides a technical solution: a laboratory fume hood capable of purifying organic waste gas comprises a fume hood main body 1, wherein a supporting plate 111 is fixedly connected to the inner bottom wall of the fume hood main body 1 in a linked manner, a sealing plate 112 is fixedly connected to the inside of the fume hood main body 1, an experiment operation panel 113 is fixedly connected to the top surface of the supporting plate 111, the left side of the upper surface of the experiment operation panel 113 is fixedly connected with the fume hood main body 1, a group of corresponding chute guide rails 116 are arranged below the experiment operation panel 113, the two chute guide rails 116 are respectively and fixedly installed on the bottom surface of the experiment operation panel 113 and the inner bottom wall of the fume hood main body 1, a group of sliding plates 114 matched with the chute guide rails 116 are installed between the two chute guide rails 116, handles 115 are fixedly installed on the right side surfaces of the two sliding plates 114, a blower supplementing machine 3 is fixedly connected to the upper surface of the fume hood main body 1, an air inlet hole 313 is formed in the, the inner bottom wall of the fume hood body 1 is fixedly connected with a row of air outlet pipes 315 corresponding to the air outlet holes 314, the air outlet pipes 315 are communicated with the air outlet of the air supply fan 3 through the air outlet holes 314 and the air inlet holes 313 in sequence, the outer surface of the fume hood body 1 is fixedly connected with an exhaust fan 2 and a water bucket 212, the water bucket 212 is positioned below the exhaust fan 2, the air outlet of the exhaust fan 2 is fixedly communicated with an exhaust pipe 211, the bottom end of the exhaust pipe 211 extends to the inside of the water bucket 212 and is close to the inner bottom wall of the water bucket 212, the upper surface of the experiment operation panel 113 is fixedly embedded with a row of air collecting pipes 213 which are arranged at equal intervals, the upper end and the lower end of each air collecting pipe 213 respectively extend to the upper part of the experiment operation panel 113 and the lower part of the experiment operation panel 113, the lower end of each air collecting pipe 213 is fixedly communicated with an air guide pipe 214, the framework structure of the fume hood in the scheme comprises a fume hood main body 1, a support plate 111, a sealing plate 112, an experiment operation panel 113, a sliding plate 114 and a sliding groove guide rail 116, wherein a storage chamber is formed among the fume hood main body 1, the support plate 111, the experiment operation panel 113 and the sliding plate 114, the sliding plate 114 can slide through the sliding groove guide rail 116 to form a movable door of the storage chamber, a handle 115 is used as a movable door handle 115, an air supplementing machine 3, an air inlet hole 313, an air outlet hole 314 and an air outlet pipe 315 jointly form an air supplementing system of the fume hood in the technology, an exhaust machine 2, an exhaust pipe 211, a water bucket 212, a gas collecting pipe 213 and an air guide pipe 214 jointly form an exhaust system of the fume hood in the scheme, the bottom end of the exhaust pipe 211 extends to the inside of the water bucket 212 and is close to the inner bottom wall of the water bucket 212, tap water is added into the exhaust pipe 212, the tap water does not pass through, the air supply machine 3 sucks external air, the air is discharged to the surface of the experiment operation panel 113 through the air inlet 313, the air outlet 314 and the air outlet 315, waste gas generated by experiment work on the surface of the experiment operation panel 113 is discharged by the exhaust system, the waste gas is conveyed to the exhaust pipe 211 through the air collecting pipe 213 and the air guide pipe 214 in the exhaust system by the exhaust fan 2, finally, the gas discharged from the exhaust pipe 211 is filtered through tap water in the water barrel 212, organic matters in the waste gas are filtered, the functions of ventilation and exhaust and waste gas purification are realized, the structure is simple, the chemical reaction consumable material or the physical consumable material is not relied on, the later-stage use cost is low, and secondary pollution is not easy to cause.

Furthermore, the number of the air outlet pipes 315 is at least five, the number of the gas collecting pipes 213 is at least five, and the upper end of each gas collecting pipe 213 is fixedly connected with the dust cover 215, so that the air flow distribution in the exhaust ventilation process in the technology can be improved, the air flow distribution is more uniform, the exhaust ventilation effect is improved, and impurities or devices on the experiment operation panel 113 can be prevented from falling into the gas collecting pipes 213 through the dust covers 215.

Further, an air inlet tube 311 is fixedly communicated with an air inlet of the air supplementing machine 3, one end, far away from the air supplementing machine 3, of the air inlet tube 311 is fixedly communicated with an air filter element tube 312, impurities in air can be filtered through the designed air filter element tube 312, and requirements of special experiments on air quality can be met.

Further, the inside wall of fume chamber main part 1 is fixed to be inlayed and is had water pipe 6, and the fixed intercommunication of the right-hand member of water pipe 6 has tap 5, and the one end that tap 5 was kept away from to water pipe 6 runs through the inside wall of fume chamber main part 1 and extends to the outside of fume chamber main part 1, through water pipe 6 and tap 5 of its design, can not only be swift convenient for experimental work provides the experiment water, provides very big convenience for wasing laboratory ware and washing experiment operation panel 113 moreover.

Further, be equipped with basin 4 under tap 5, the left surface of basin 4 and the inside wall fixed connection of fume chamber main part 1, basin 4 has sewage pipe 9 with the fixed intercommunication of the inboard looks vertically side of fume chamber main part 1, sewage pipe 9 is kept away from the one end of basin 4 and is run through the inside wall of fume chamber main part 1 and extend to the outside of fume chamber main part 1, through the design of its basin 4 and blow off pipe 9, can keep clean and tidy experimental operation process, can be more swift convenient in the appointed container of the sewage discharge in the basin 4, environmental pollution has been avoided.

Further, the inside wall fixedly connected with lamp stand 8 of fume chamber main part 1, the bottom fixedly connected with bulb 7 of lamp stand 8 can provide sufficient illumination for the experiment work through bulb 7, improves the security of experiment work.

The working principle is as follows: the framework structure of the fume hood in the scheme comprises a fume hood main body 1, a support plate 111, a sealing plate 112, an experiment operation panel 113, a sliding plate 114 and a sliding groove guide rail 116, wherein a storage chamber is formed among the fume hood main body 1, the support plate 111, the experiment operation panel 113 and the sliding plate 114, the sliding plate 114 can slide through the sliding groove guide rail 116 to form a movable door of the storage chamber, a handle 115 is used as a movable door handle 115, an air supplementing machine 3, an air inlet hole 313, an air outlet hole 314 and an air outlet pipe 315 jointly form an air supplementing system of the fume hood in the technology, an exhaust machine 2, an exhaust pipe 211, a water bucket 212, a gas collecting pipe 213 and an air guide pipe 214 jointly form an exhaust system of the fume hood in the scheme, the bottom end of the exhaust pipe 211 extends to the inner part of the water bucket 212 and is close to the inner bottom wall of the water bucket 212, tap water is added into the water bucket 212, the bottom end of the exhaust pipe, the air supply machine 3 sucks external air, the air is discharged to the surface of the experiment operation panel 113 through the air inlet 313, the air outlet 314 and the air outlet 315, waste gas generated by experiment work on the surface of the experiment operation panel 113 is discharged by the exhaust system, the waste gas is conveyed to the exhaust pipe 211 through the air collecting pipe 213 and the air guide pipe 214 in the exhaust system by the exhaust fan 2, finally, the gas discharged from the exhaust pipe 211 is filtered through tap water in the water barrel 212, organic matters in the waste gas are filtered, the functions of ventilation and exhaust and waste gas purification are realized, the structure is simple, the chemical reaction consumable material or the physical consumable material is not relied on, the later-stage use cost is low, and secondary pollution is not easy to cause.

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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that 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

1. The utility model provides a laboratory fume hood that can purify organic waste gas, includes fume hood main part (1), its characterized in that: the inner bottom wall of the fume hood main body (1) is fixedly connected with a supporting plate (111), a sealing plate (112) is fixedly connected to the inside of the fume hood main body (1), an experiment operation panel (113) is fixedly connected to the top surface of the supporting plate (111), the left side of the upper surface of the experiment operation panel (113) is fixedly connected with the fume hood main body (1), a set of corresponding chute guide rails (116) are arranged below the experiment operation panel (113), the two chute guide rails (116) are fixedly installed on the bottom surface of the experiment operation panel (113) and the inner bottom wall of the fume hood main body (1) respectively, a set of sliding plates (114) matched with the chute guide rails (116) are installed between the two chute guide rails (116), a handle (115) is fixedly installed on the right side surface of the two sliding plates (114), and a fan supplementing machine (3) is fixedly connected to the upper surface of the fume hood main body (, the upper surface of fume chamber main part (1) has seted up fresh air inlet (313), one row of exhaust vent (314) has been seted up to the inner diapire of fume chamber main part (1), the inner diapire fixedly connected with of fume chamber main part (1) one row of tuber pipe (315) corresponding with exhaust vent (314), tuber pipe (315) loops through exhaust vent (314) and fresh air inlet (313) and is linked together with the air outlet of moisturizing fan (3), fume chamber main part (1) outer fixed surface is connected with exhaust fan (2) and cask (212), and cask (212) are located the below of exhaust fan (2), the fixed intercommunication of air outlet of exhaust fan (2) has exhaust pipe (211), the bottom of exhaust pipe (211) extends to the inside of cask (212) and is close to the inner diapire of cask (212), the upper surface fixing of experiment operation panel (113) inlays gas collecting pipe (213) that have a row of equidistance to arrange, the upper and lower both ends of gas collecting pipe (213) extend to the top of experiment operating panel (113) and the below of experiment operating panel (113) respectively, the lower extreme of gas collecting pipe (213) is fixed to be communicated with air duct (214), air duct (214) are close to the one end of exhaust fan (2) and run through the inside wall of fume chamber main part (1) and with the fixed intercommunication of air intake of exhaust fan (2).

2. A laboratory fume hood according to claim 1, wherein: the number of the gas collecting pipes (213) is at least five, and the upper end of each gas collecting pipe (213) is fixedly connected with a dust cover (215).

3. A laboratory fume hood according to claim 1, wherein: an air inlet cylinder (311) is fixedly communicated with an air inlet of the air supplementing machine (3), and an air filter element cylinder (312) is fixedly communicated with one end, far away from the air supplementing machine (3), of the air inlet cylinder (311).

4. A laboratory fume hood according to claim 1, wherein: the inside wall of fume chamber main part (1) is fixed to be inlayed and is had water pipe (6), the fixed intercommunication of right-hand member of water pipe (6) has tap (5), the one end that tap (5) were kept away from in water pipe (6) runs through the inside wall of fume chamber main part (1) and extends to the outside of fume chamber main part (1).

5. A laboratory fume hood according to claim 4, wherein: be equipped with basin (4) under tap (5), the left surface of basin (4) and the inside wall fixed connection of fume chamber main part (1), basin (4) have sewage pipe (9) with the fixed intercommunication in the inside wall vertically side of fume chamber main part (1), the one end that basin (4) were kept away from in sewage pipe (9) runs through the inside wall of fume chamber main part (1) and extends to the outside of fume chamber main part (1).

6. A laboratory fume hood according to claim 1, wherein: the inside wall fixedly connected with lamp stand (8) of fume chamber main part (1), the bottom fixedly connected with bulb (7) of lamp stand (8).