CN211384245U

CN211384245U - Waste gas treatment device for biological laboratory

Info

Publication number: CN211384245U
Application number: CN201921641980.8U
Authority: CN
Inventors: 赵晓宇
Original assignee: Tianjin Kangtongda Biotechnology Co ltd
Current assignee: Tianjin Kangtongda Biotechnology Co ltd
Priority date: 2019-09-29
Filing date: 2019-09-29
Publication date: 2020-09-01
Anticipated expiration: 2029-09-29

Abstract

The utility model discloses a waste gas treatment device for biological laboratory, including the horizontal main pipe, the bottom of the horizontal main pipe is fixedly inserted with an air inlet pipe, the inside fixed mounting of the air inlet pipe has an annular filter screen, the waste gas treatment device for biological laboratory drives the flabellum through the dwang, the flabellum rotates to form the suction power, the waste gas is sucked through the air inlet pipe, the dust is prevented from entering through the annular filter screen, the toxic substance of the waste gas is adsorbed through the honeycomb-shaped active carbon, the effect of cleaning the waste gas can be maximized, when the fixed ring is installed, the cross slide bar is pressed down through the movable plate, the short bar is pushed upwards by the cross slide bar, the short bar supports the fixed ring, when the fixed ring is taken out, the compression spring rebounds the cross slide bar at the original position, the short bar falls down due to the action of gravity, through the annular slide rail and the slider, the effect of convenient loading and unloading is achieved.

Description

Waste gas treatment device for biological laboratory

Technical Field

The utility model relates to a biological laboratory is with exhaust treatment device technical field specifically is a biological laboratory is with exhaust treatment device.

Background

Biological laboratory can produce some poisonous gases often, consequently must discharge in order to reduce the pollution in the air after handling again, current small-size biological laboratory hardly possesses large-scale exhaust-gas treatment equipment, often adopts activated carbon to adsorb when handling waste gas, but among the current biological laboratory exhaust-gas treatment equipment, activated carbon is difficult to demolish after long-term absorption waste gas reaches maximum capacity, can't reach convenient loading and unloading, and can't make full use of activated carbon's adsorption performance when using activated carbon, this will cause certain economic loss.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a waste gas treatment device is used in biological laboratory to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a waste gas treatment device for a biological laboratory comprises a transverse main pipe, wherein an air inlet pipe is fixedly inserted into the bottom of the transverse main pipe, an annular filter screen is fixedly installed inside the air inlet pipe, an annular slide rail is fixedly connected to the inner wall of the transverse main pipe, a limiting block is fixedly connected to one side of the annular slide rail, sliders are movably connected inside the annular slide rail, a fixed ring channel is fixedly connected to one side, opposite to the two sliders, of the inner wall of the annular slide rail, a slide groove is formed in the bottom of the inner wall of the annular slide rail, a limiting ring is fixedly inserted into the slide groove, a cross slide bar is movably inserted into the limiting ring, a compression spring is fixedly connected to one side of the inner wall of the limiting ring, one end of the compression spring is fixedly connected with one side of the cross slide bar, a short bar is movably inserted into one side of the slide groove, the utility model discloses a pipeline structure, including pipeline, the pipeline of giving vent to anger, the top fixedly connected with motor of pipeline, the output swing joint of motor has the axis of rotation, the one end fixedly connected with action wheel of axis of rotation, the surface of action wheel is connected with from the driving wheel through belt transmission, the fixed dwang of pegging graft in axle center department from the driving wheel, the fixed flabellum that has cup jointed in surface of dwang, the opening has been seted up to one side of horizontal trunk line, and open-ended one side activity overlap joint has the fly leaf, the top of fly leaf is.

Preferably, the shape of the air inlet pipe is inverted funnel-shaped.

Preferably, the fixed ring channel is filled with activated carbon, and the surface of the activated carbon is provided with honeycomb-shaped small holes.

Preferably, the number of the fan blades is four, and the four fan blades are circumferentially distributed on the surface of the rotating rod.

Preferably, one end of the fan blade is arc-shaped, and the fan blade is positioned at the axis inside the air outlet pipeline.

Preferably, the length of the fixed loop is one third of the length of the transverse main pipeline.

Compared with the prior art, the beneficial effects of the utility model are that: the waste gas treatment device for the biological laboratory is characterized in that a rotating shaft is driven by a motor, the rotating shaft drives a driving wheel to rotate, the driving wheel drives a driven wheel by a belt, the driven wheel drives fan blades by a rotating rod, the fan blades rotate to form suction power, waste gas is sucked by an air inlet pipeline, dust is prevented from entering the waste gas by an annular filter screen, toxic substances in the waste gas are adsorbed by honeycomb-shaped activated carbon, the effect of cleaning the waste gas can be maximized, when a fixed loop is installed, a cross slide bar is driven by pressing down through a movable plate, a short bar is pushed upwards by the cross slide bar and abuts against the fixed loop, when the fixed loop is taken out, a movable pressing plate is opened, a compression spring rebounds the cross slide bar to the original position, the short bar falls down due to the action of gravity, the fixed loop is not stressed any more, the, the effect of convenient loading and unloading is achieved.

Drawings

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

FIG. 2 is an enlarged view of the point A in FIG. 1 according to the present invention;

FIG. 3 is a side sectional view of the horizontal main pipe of the present invention;

fig. 4 is a front cross-sectional view of the cross slide bar of the present invention.

In the figure: the device comprises a transverse main pipeline 1, an air inlet pipeline 2, an annular filter screen 3, an annular sliding rail 4, a limiting block 5, a sliding block 6, a fixed annular channel 7, an air outlet pipeline 8, a motor 9, a rotating shaft 10, a driving wheel 11, a belt 12, a driven wheel 13, a rotating rod 14, fan blades 15, a movable plate 16, a sliding groove 17, a limiting ring 18, a cross sliding rod 19, a compression spring 20 and a short rod 21.

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.

Referring to fig. 1-4, the present invention provides a technical solution: a waste gas treatment device for a biological laboratory comprises a horizontal main pipeline 1, an air inlet pipeline 2 is fixedly inserted in the bottom of the horizontal main pipeline 1, the shape of the air inlet pipeline 2 is inverted funnel-shaped, the speed of absorbing waste gas is improved, an annular filter screen 3 is fixedly installed in the air inlet pipeline 2, dust is filtered, an annular slide rail 4 is fixedly connected to the inner wall of the horizontal main pipeline 1, a limiting block 5 is fixedly connected to one side of the annular slide rail 4, a slide block 6 is movably connected to the inside of the annular slide rail 4, a fixed ring 7 is fixedly connected to one side, opposite to the two slide blocks 6, of the fixed ring 7, the length of the fixed ring 7 is one third of that of the horizontal main pipeline 1, activated carbon is filled in the fixed ring 7, cellular small holes are formed in the surface of the activated carbon, the cellular utilization rate of the activated carbon is improved, a sliding groove 17 is formed in the bottom of the inner, a cross slide bar 19 is movably inserted in the limiting ring 18, a compression spring 20 is fixedly connected to one side of the inner wall of the limiting ring 18, one end of the compression spring 20 is fixedly connected to one side of the cross slide bar 19, a short bar 21 is movably inserted in the top of the chute 17, an air outlet pipeline 8 is fixedly inserted in the top of the transverse main pipeline 1, a motor 9 is fixedly connected to the top of the air outlet pipeline 8, an output end of the motor 9 is movably connected with a rotating shaft 10, one end of the rotating shaft 10 is fixedly connected with a driving wheel 11, the surface of the driving wheel 11 is connected with a driven wheel 13 through a belt 12 in a transmission manner, a rotating rod 14 is fixedly inserted in the axis of the driven wheel 13, fan blades 15 are fixedly sleeved on the surface of the rotating rod 14 to provide absorption force, the number of the fan blades 15 is four, the four fan blades 15 are circumferentially distributed on the surface of the rotating rod, an opening is formed in one side of the transverse main pipeline 1, a movable plate 16 is movably lapped on one side of the opening, and the top of the movable plate 16 is movably connected to the top of the transverse main pipeline 1 through a pin shaft.

The working principle is as follows: when the waste gas treatment device for the biological laboratory is used, a motor 9 fixedly installed at the top of an air outlet pipeline 8 drives a rotating shaft 10, the rotating shaft 10 drives a driving wheel 11 to rotate, a driving wheel 11 drives a driven wheel 13 through a belt 12, the driven wheel 13 drives fan blades 15 through a rotating rod 14, the fan blades 15 rotate to form suction power, waste gas is sucked through an air inlet pipeline 2, dust is prevented from entering through an annular filter screen 3, toxic substances in the waste gas are adsorbed through honeycomb-shaped activated carbon, the effect of cleaning the waste gas can be maximized, when the fixed loop 7 is installed, a cross slide rod 19 is pressed down through a movable plate 16, the cross slide rod 19 pushes a short rod 21 upwards, the short rod 21 props against the fixed loop 7, when the fixed loop 7 is taken out, the movable plate 16 is opened, the compression spring 20 rebounds the cross slide rod 19 to the original position, the short rod 21 falls off due to, through the annular slide rail 4 and the slide block 6, the fixed ring 7 is taken out, and the saturated honeycomb-shaped active carbon can be taken out and replaced, so that the effect of convenient loading and unloading is achieved.

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 biological laboratory is with exhaust treatment device, includes horizontal trunk line (1), its characterized in that: an air inlet pipeline (2) is fixedly inserted at the bottom of the transverse main pipeline (1), an annular filter screen (3) is fixedly installed inside the air inlet pipeline (2), an annular slide rail (4) is fixedly connected to the inner wall of the transverse main pipeline (1), a limiting block (5) is fixedly connected to one side of the annular slide rail (4), sliders (6) are movably connected inside the annular slide rail (4), a fixed loop (7) is fixedly connected to one side of each of the two sliders (6) opposite to each other, a sliding groove (17) is formed in the bottom of the inner wall of the annular slide rail (4), a limiting ring (18) is fixedly inserted inside the sliding groove (17), a cross-shaped slide rod (19) is movably inserted inside the limiting ring (18), a compression spring (20) is fixedly connected to one side of the inner wall of the limiting ring (18), and one end of the compression spring (20) is fixedly connected with one side of the cross-shaped slide, a short rod (21) is movably inserted at the top of the sliding groove (17), an air outlet pipeline (8) is fixedly inserted at the top of the transverse main pipeline (1), the top of the air outlet pipeline (8) is fixedly connected with a motor (9), the output end of the motor (9) is movably connected with a rotating shaft (10), one end of the rotating shaft (10) is fixedly connected with a driving wheel (11), the surface of the driving wheel (11) is connected with a driven wheel (13) in a transmission way through a belt (12), a rotating rod (14) is fixedly inserted at the axis of the driven wheel (13), the surface of the rotating rod (14) is fixedly sleeved with a fan blade (15), one side of the transverse main pipeline (1) is provided with an opening, and a movable plate (16) is movably lapped at one side of the opening, and the top of the movable plate (16) is movably connected to the top of the transverse main pipeline (1) through a pin shaft.

2. The waste gas treatment device for the biological laboratory according to claim 1, wherein: the shape of the air inlet pipeline (2) is inverted funnel-shaped.

3. The waste gas treatment device for the biological laboratory according to claim 1, wherein: the inside of the fixed loop (7) is filled with active carbon, and the surface of the active carbon is provided with honeycomb-shaped small holes.

4. The waste gas treatment device for the biological laboratory according to claim 1, wherein: the quantity of flabellum (15) is four, and four flabellum (15) circumference distribute on the surface of dwang (14).

5. The waste gas treatment device for the biological laboratory according to claim 1, wherein: one end of the fan blade (15) is arc-shaped, and the fan blade (15) is positioned at the axis inside the air outlet pipeline (8).

6. The waste gas treatment device for the biological laboratory according to claim 1, wherein: the length of the fixed loop (7) is one third of the length of the transverse main pipeline (1).