CN211191352U

CN211191352U - Fume hood for laboratory

Info

Publication number: CN211191352U
Application number: CN201922072854.1U
Authority: CN
Inventors: 黄景斌
Original assignee: Jiangxi Zhuoye Environmental Protection Technology Co ltd
Current assignee: Jiangxi Zhuoye Environmental Protection Technology Co ltd
Priority date: 2019-11-26
Filing date: 2019-11-26
Publication date: 2020-08-07
Anticipated expiration: 2029-11-26

Abstract

The utility model discloses a fume chamber is used in laboratory relates to fume chamber technical field. This fume chamber is used in laboratory, the on-line screen storage device comprises a base, the top fixed mounting of base has the box, the working bin has been seted up at the middle part of box, the working bin divide into the three with the box, be fan storehouse, working bin and storing storehouse in proper order, the front side and the outside intercommunication setting of working bin, the inboard top fixed mounting of working bin has the illumination lamp, the articulated anti-overflow cover of installing in front side of working bin, the equal fixed mounting in bottom inside wall both ends of working bin has the fixing base, a lateral wall fixed mounting of fixing base has the slide bar, the cover is equipped with the slider on the slide bar, slider and slide bar sliding. The utility model discloses all seted up the suction opening at the top of working bin and side, solved to a certain extent when top installation fan, because the air exit is great from the workspace distance, if will take out harmful gas completely, then the wind speed of fan is great, can make the problem that workspace wind speed exceeds standard.

Description

Fume hood for laboratory

Technical Field

The utility model relates to a fume chamber technical field specifically is a fume chamber is used in laboratory.

Background

The ventilation cabinet is a common local exhaust device in a laboratory, can completely and timely discharge harmful gas out of a workplace, can prevent an operator from sucking poisonous, harmful and peculiar-smell gas, and plays a good role in protecting the operator. Be provided with the district on the fume chamber usually, operating personnel tests at the workspace, and the fan on fume chamber top is with harmful gas exhaust. The existing fume hood is provided with an air outlet at the top of a cabinet body, a fan is installed at the top, the distance from the air outlet to a working area is large, harmful gas is completely pumped out, the air speed of the fan is large, the air speed of the working area exceeds the standard, in addition, turbulent flow can be formed due to the sharp up-and-down motion of gas molecules, the air speed of the working area is uneven, harmful gas is incompletely sucked, and the influence on an experimental result is possibly caused by the air speed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fume chamber is used in laboratory to solve the problem that proposes in the above-mentioned background art.

To achieve the above object, the utility model provides a fume chamber for laboratory, the on-line screen storage device comprises a base, the top fixed mounting of base has the box, the working bin has been seted up at the middle part of box, the working bin divides into the three part with the box, be fan storehouse, working bin and storing storehouse in proper order, the front side and the outside intercommunication setting of working bin, the inboard top fixed mounting of working bin has the illumination lamp, the articulated anti-overflow cover of installing in front side of working bin, the equal fixed mounting in bottom inside wall both ends of working bin has the fixing base, a lateral wall fixed mounting of fixing base has the slide bar, the cover is equipped with the slider on the slide bar, slider and slide bar sliding connection set up, the back lateral wall fixed mounting of slider has tap, the hole has been seted up to one side inner wall of working bin, the hole is located the not fixed mounting of anti-overflow cover, the inboard top fixed mounting of fan storehouse has the fan, the air-out terminal fixed mounting of fan has the exhaust pipe, the air-out pipe vertically runs through the top of fan storehouse and extends to the outside of fan storehouse, and the last fixed mounting of air-out pipe has filter equipment, the exhaust plate is installed the exhaust plate, the exhaust plate is installed the portion, the exhaust hole that the exhaust hole appears the inverted L type, the hinged door is the hinged with the top of the hinged side of door, the hinged.

Preferably, the bottom of base fixed mounting has the universal wheel, and the articulated stopper that installs on the universal wheel.

Preferably, the anti-overflow cover is made of transparent glass, and the area of the anti-overflow cover covers two thirds of the working bin.

Preferably, the lighting lamp is located on the rear side of the top of the inner side of the working bin, the top of the working bin is provided with a hole, and the hole is located right in front of the lighting lamp.

Preferably, the faucet is U-shaped, and a metal telescopic hose is fixedly installed at the water inlet end of the faucet.

Preferably, a handle is fixedly mounted on the box door, and anti-skid threads are arranged on the outer surface of the handle.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) this laboratory is with fume chamber, the utility model discloses suction opening has all been seted up with the side at the top of working bin, solved when top installation fan to a certain extent, because the air exit is great from the workspace distance, if will take out harmful gas completely, then the wind speed of fan is great, can make the problem that workspace wind speed exceeds standard, lead to harmful gas can't get rid of, great wind speed can influence placing of experimental apparatus simultaneously, the increase of air exit, solved the great influence to the experiment of original wind speed to a certain extent, the accuracy of experiment has been increased to a certain extent, this device sets up tap, can make things convenient for the experimenter to wash the hand or wash the laboratory glassware.

(2) This laboratory is with fume chamber, the anti-overflow cover of this device adopts the handing-over mode to have avoided the anti-overflow cover to a certain extent to pull down the phenomenon that leads to unable clearance in the working bin, and this device has set up filter equipment at the play tuber pipe of air exhauster simultaneously for the toxic gas of emission can not directly get into the atmospheric influence environment.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a sectional view of the working chamber of the present invention;

fig. 3 is a schematic side view of the present invention.

In the figure: the device comprises a box body 1, a filtering device 2, an air outlet pipe 3, a lighting lamp 4, an anti-overflow cover 5, a faucet 6, a fixed seat 7, a sliding block 8, a brake valve 9, a handle 10, universal wheels 11, a base 12, a box door 13, a sliding rod 14, a working cabin 15, an air suction plate 16, a fan 17, an air suction hole 18, heat dissipation holes 19, an access door 20, a fan cabin 21 and a storage cabin 22.

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.

Please refer to fig. 1-3, the utility model provides a technical scheme, a laboratory fume hood, including base 12, the bottom fixed mounting of base 12 has universal wheel 11, articulated stopper 9 of installing on universal wheel 11, drive universal wheel 11 and go to the assigned position through opening stopper 9, step on stopper 9 after the position is confirmed, the position of fixing device, the top fixed mounting of base 12 has box 1, working bin 15 has been seted up at the middle part of box 1, working bin 15 divides box 1 into three parts, be fan bin 21 in proper order, working bin 15 and storing bin 22, the front side and the outside intercommunication setting of working bin 15, inboard top fixed mounting of working bin 15 has illumination light 4, illumination light 4 is located the rear side of working bin 15 inboard top and working bin 15 top have been seted up the hole and be located the dead ahead of illumination light 4, working bin 15's front side is articulated to install anti-overflow cover 5, go out fan cover 5 is transparent glass hole, and the area of air outlet cover 5 covers working bin 15, working bin 15 has the bottom fixed mounting of anti-overflow fan 16, the fixed mounting has the slider 7, the anti-overflow fan 16 is opened, the slider 7 is installed on the fixed mounting of the slider 7, the slider 7 is opened, the slider 7 is installed on the slider, the slider 7 is installed on the slider, the slider 7 is installed on the slider 7, the slider 7 is installed on the slider, the slider is installed on the slider, the slider is installed on the slider, the slider is installed on the slider, the slider is installed on the slider, the slider is installed on the slider, the slider.

When the device needs to use, drive the device through opening stopper 9 drive universal wheel 11 and go to the assigned position, brake 9 is stepped on after the position is confirmed, fixing device's position, slide block 8 drives 6 lateral motion of tap to the assigned position, open chamber door 13 through handle 10, take out required experimental apparatus and put in working bin 1, after the switch on, open illumination electric light 4, lift anti-overflow cover 5, clear up the dust in working bin 15, the clearance is accomplished and is put down anti-overflow cover 5, open fan 17, the experimental work begins, after the experiment, through opening tap 6 and wash the basin with the experimental articles for use that do not need into, wash the experimental apparatus, put into the storing storehouse with it.

In summary, the following steps: the utility model is provided with the air suction openings at the top and the side of the working bin 15, which solves the problem that the wind speed of the working bin 15 exceeds the standard due to the larger distance between the air outlet and the working area when the fan 17 is installed at the top and the harmful gas is completely sucked out, thus the harmful gas can not be removed, and the larger wind speed can influence the placement of the experimental device, the increase of the air suction holes 18, the influence of the larger wind speed on the experiment can be solved to a certain extent, the accuracy of the experiment can be increased to a certain extent, the device is provided with the water tap 6, the experimenter can conveniently wash hands or clean the experimental instrument, and the anti-overflow cover 5 of the device adopts the hinge mode to avoid the phenomenon that the anti-overflow cover 5 can not be detached to cause the illegal cleaning in the working bin 15 to a certain extent, and simultaneously, the device is provided with the filter device 2 on the air outlet pipe 3 of the fan 17, so that the discharged toxic gas can not directly enter the atmosphere to influence the environment.

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 fume chamber for laboratory, including base (12), a serial communication port, the top fixed mounting of base (12) has box (1), working bin (15) have been seted up at the middle part of box (1), working bin (15) divide into three with box (1), be fan storehouse (21) in proper order, working bin (15) and storing storehouse (22), the front side and the outside intercommunication setting of working bin (15), the inboard top fixed mounting of working bin (15) has illumination lamp (4), the articulated cover (5) of installing in front side of working bin (15), the equal fixed mounting in bottom inside wall both ends of working bin (15) has fixing base (7), a lateral wall fixed mounting of fixing base (7) has slide bar (14), the cover is equipped with slider (8) on slide bar (14), slider (8) and slide bar (14) sliding connection set up, the back lateral wall fixed mounting of slider (8) has tap (6), one side inner wall of working bin (15) has seted up the hole, the hole is located the not louvre of cover (5), the inboard top fixed mounting of fan storehouse (21) has the top fixed mounting has the portion, the top fixed mounting has the outer wall (16) and the hinged door (16) that the outer wall (16) and the outer wall (16) that the outer wall (16) of fan storehouse (16) and the outer wall (16) pass through the hinged air outlet duct (16) that the outer wall (16) and the outer wall (16) of the outer wall (16) and the outer wall (16) that the outer wall (16) set up, the outer wall (16) of fan storehouse (16), the outer wall (16) that the outer wall (16) of the outer wall (16) and the outer wall hinged of the outer wall of fan storehouse (16), the outer wall (16) of the outer wall (16), the outer wall of air outlet of the.

2. A laboratory fume hood according to claim 1, wherein: the bottom fixed mounting of base (12) has universal wheel (11), and articulated stopper (9) of installing on universal wheel (11).

3. A laboratory fume hood according to claim 1, wherein: the anti-overflow cover (5) is made of transparent glass, and the area of the anti-overflow cover (5) covers two thirds of the working bin (15).

4. A laboratory fume hood according to claim 1, wherein: the lighting lamp (4) is located on the rear side of the top of the inner side of the working bin (15), the top of the working bin (15) is provided with a hole, and the hole is located right in front of the lighting lamp (4).

5. A laboratory fume hood according to claim 1, wherein: tap (6) are U type and tap (6) intake end fixed mounting has metal flexible hose.

6. A laboratory fume hood according to claim 1, wherein: and a handle (10) is fixedly arranged on the box door (13), and anti-skid threads are arranged on the outer surface of the handle (10).