阅读说明：本技术 一种实验室可移动微型废气处理装置 (Portable miniature exhaust treatment device in laboratory ) 是由 沈永辉 覃小燕 于 2019-10-24 设计创作，主要内容包括：本发明公开了一种实验室可移动微型废气处理装置,其特征在于包括支架、进气罩板、支撑架、导气罩板、活性炭环组件、外罩、风机和伸缩出风管,进气罩板安装在支架顶部,支撑架安装在进气罩板顶部,导气罩板安装在支撑架外侧,活性炭环组件安装在导气罩板外侧,外罩安装在活性炭环组件外侧,风机安装在外罩顶部,伸缩出风管安装在风机上。本发明结构简单,支撑牢固,体积小,组装方便,能够根据需要放置在不同位置的实验操作区域上方,同时能够根据需要调节高度提高废气处理效率。(The invention discloses a movable miniature waste gas treatment device for a laboratory, which is characterized by comprising a support, an air inlet cover plate, a support frame, an air guide cover plate, an active carbon ring component, an outer cover, a fan and a telescopic air outlet pipe. The invention has simple structure, firm support, small volume and convenient assembly, can be placed above experimental operation areas at different positions according to requirements, and can adjust the height according to requirements to improve the waste gas treatment efficiency.)

1. A movable micro waste gas treatment device for a laboratory is characterized by comprising three supports, an air inlet cover plate, a support frame, an air guide cover plate, an activated carbon ring component, an outer cover, a fan and a telescopic air outlet pipe, wherein the air inlet cover plate is arranged at the top of the support frame, the support frame is arranged at the top of the air inlet cover plate, the air guide cover plate is arranged at the outer side of the support frame, the activated carbon ring component is arranged at the outer side of the air guide cover plate, the outer cover is arranged at the outer side of the activated carbon ring component, the fan is arranged at the top of the outer cover, the telescopic air outlet pipe is arranged on the fan, the air inlet cover plate is integrally semicircular, a horizontal flanging is arranged at the bottom of the air inlet cover plate, an annular groove is arranged on the top surface of the horizontal flanging, threaded holes are equidistantly distributed on the bottom surface of the horizontal, the utility model discloses a fan, including air guide cover plate, active carbon ring subassembly, dustcoat top central zone, dustcoat bottom, fan air inlet pipe, flexible air outlet pipe, flexible trachea air inlet pipe is connected with fan air outlet pipe, and air guide cover plate lateral surface is the annular step face body, and air guide cover plate medial surface is smooth clinostat, circular plane body, annular step face body and smooth clinostat are connected and are formed a whole, and air guide cover plate circular plane body bottom fixed mounting is in the support frame outside, active carbon ring subassembly suit is on air guide cover plate lateral surface annular step face body, the dustcoat is whole to become cylindrically, and dustcoat top central zone has the gas outlet, and the dustcoat bottom inlays and is adorned in the horizontal flanging top.

2. The laboratory movable micro exhaust gas treatment device according to claim 1, wherein the support comprises an outer support leg, an inner support leg and a locking nut, the top of the outer support leg is provided with a threaded blind hole, the outer side surface of the inner support leg is provided with an external thread, the locking nut is screwed on the outer side of the inner support leg, and the inner support leg is screwed in the threaded blind hole on the top of the outer support leg.

3. The laboratory movable micro waste gas treatment device according to claim 2, wherein the bottom end of the outer support leg is fixedly provided with an anti-slip base plate, the top end of the inner support leg is fixedly provided with a connecting plate, the connecting plate is provided with a through hole, a bolt penetrates through the through hole on the connecting plate and is screwed in the threaded hole on the bottom surface of the horizontal flanging of the air inlet cover plate, and the support is fixedly connected with the air inlet cover plate.

4. The laboratory mobile micro exhaust gas treatment device according to claim 1, wherein the activated carbon ring assembly comprises a carbon box and activated carbon, the carbon box is integrally formed into a ring shape, air holes are distributed on the top surface and the bottom surface of the carbon box, the activated carbon is installed inside the carbon box, and the number of the carbon box is determined by the number of steps of the annular step surface body on the outer side surface of the deflector plate.

5. The laboratory movable micro exhaust-gas treatment device according to claim 1, wherein the inner diameter of the carbon box is matched with the outer side surface of the flow guide plate, the outer diameter of the step of the annular step surface body is matched with the outer diameter of the outer cover.

6. The laboratory mobile miniature exhaust treatment device according to claim 1, wherein the horizontal flanging annular groove of the air inlet cover plate is internally provided with a sealing gasket.

Technical Field

The invention relates to the field of laboratory waste gas treatment devices, and particularly belongs to a movable micro waste gas treatment device for a laboratory.

Background

In the environmental monitoring experiment, the waste gas generated in the laboratory mainly comprises various sample experiments and volatile matters of reagents, and also intermediate matters in the experimental reaction process or leaked waste gas. When these untreated waste gas are direct and monitoring personnel contact, can cause the injury of different degree to monitoring personnel, for guaranteeing monitoring personnel's safety, prevent that harmful gas from causing the injury to monitoring personnel. Exhaust gas generated in a laboratory is generally recovered and filtered by an exhaust gas treatment device, and then discharged. The following problems exist in the actual use process of the prior common exhaust gas treatment device: 1, a gas collecting hood of a common waste gas treatment device is connected with a filtering component through a pipeline, the filtering component is connected with a fan through a pipeline, the installation is complex and long in time consumption, the whole volume is large, and the use cost is high; 2, the fixed hoist and mount of gas collecting channel is at the laboratory top in the ordinary exhaust treatment device, and home range is little, needs a plurality of gas collecting channels just can satisfy, and the exhaust treatment requirement of different regions in the laboratory uses inconveniently, and treatment effeciency is poor. Therefore, the invention provides a movable micro waste gas treatment device for a laboratory.

Disclosure of Invention

The invention provides a laboratory movable micro waste gas treatment device, which solves the problems in the background technology through the integral optimization design of a support, an air inlet cover plate, a support frame, an air guide cover plate, an activated carbon ring component, an outer cover, a fan and a telescopic air outlet pipe. Meanwhile, the device has the advantages of simple structure, firm support, small volume and convenient assembly, can be placed above experimental operation areas at different positions according to requirements, and can adjust the height according to requirements to improve the waste gas treatment efficiency.

The technical scheme adopted by the invention is as follows:

a movable micro waste gas treatment device for a laboratory is characterized by comprising three supports, an air inlet cover plate, a support frame, an air guide cover plate, an activated carbon ring component, an outer cover, a fan and a telescopic air outlet pipe, wherein the air inlet cover plate is arranged at the top of the support frame, the support frame is arranged at the top of the air inlet cover plate, the air guide cover plate is arranged at the outer side of the support frame, the activated carbon ring component is arranged at the outer side of the air guide cover plate, the outer cover is arranged at the outer side of the activated carbon ring component, the fan is arranged at the top of the outer cover, the telescopic air outlet pipe is arranged on the fan, the air inlet cover plate is integrally semicircular, a horizontal flanging is arranged at the bottom of the air inlet cover plate, an annular groove is arranged on the top surface of the horizontal flanging, threaded holes are equidistantly distributed on the bottom surface of the horizontal, the utility model discloses a fan, including air guide cover plate, active carbon ring subassembly, dustcoat top central zone, dustcoat bottom, fan air inlet pipe, flexible air outlet pipe, flexible trachea air inlet pipe is connected with fan air outlet pipe, and air guide cover plate lateral surface is the annular step face body, and air guide cover plate medial surface is smooth clinostat, circular plane body, annular step face body and smooth clinostat are connected and are formed a whole, and air guide cover plate circular plane body bottom fixed mounting is in the support frame outside, active carbon ring subassembly suit is on air guide cover plate lateral surface annular step face body, the dustcoat is whole to become cylindrically, and dustcoat top central zone has the gas outlet, and the dustcoat bottom inlays and is adorned in the horizontal flanging top.

Preferably, the top of the outer support leg is provided with a threaded blind hole, the outer side face of the inner support leg is provided with an external thread, the locking nut is screwed on the outer side of the inner support leg, and the inner support leg is screwed in the threaded blind hole at the top of the outer support leg.

Preferably, the bottom end of the outer support leg is fixedly provided with an anti-skid base plate, the top end of the inner support leg is fixedly provided with a connecting plate, the connecting plate is provided with a through hole, a bolt penetrates through the through hole in the connecting plate and is screwed in the threaded hole in the bottom surface of the horizontal outward flange of the air inlet cover plate, and the support is fixedly connected with the air inlet cover plate.

Preferably, the activated carbon ring component is provided with a carbon box and activated carbon, the carbon box is integrally annular, air holes are distributed on the top surface and the bottom surface of the carbon box, the activated carbon is installed inside the carbon box, and the number of the carbon box is determined by the number of steps of the annular step surface body on the outer side surface of the flow guide cover plate.

Preferably, the inner diameter of the carbon box is matched with the outer side surface of the flow guide cover plate and the outer diameter of the step of the annular step surface body, and the outer diameter of the carbon box is matched with the inner diameter of the outer cover.

Preferably, a sealing gasket is arranged in the horizontal flanging annular groove of the air inlet cover plate.

Compared with the prior art, the invention has the following beneficial effects:

the movable micro waste gas treatment device for the laboratory is manufactured by the overall optimized design of the support, the air inlet cover plate, the support frame, the air guide cover plate, the activated carbon ring assembly, the outer cover, the fan and the telescopic air outlet pipe. Wherein, 1) the air inlet cover plate is integrated into a semicircle, the bottom of the air inlet cover plate is provided with a horizontal flanging, the top surface of the horizontal flanging is provided with an annular groove, the bottom surface of the horizontal flanging is equidistantly provided with threaded holes, the top of the air inlet cover plate is provided with air inlets, a support frame is fixedly arranged at the outer side of the air inlet at the top of the air inlet cover plate, three supports are arranged at the bottom surface of the horizontal flanging of the air inlet cover plate at equal intervals through bolts, the top surface of the air guide cover plate is a circular plane body, the outer side surface of the air guide cover plate is an annular step surface body, the inner side surface of the air guide cover plate is a smooth inclined surface body, the bottom of the circular plane body of the air guide cover plate is fixedly arranged at the outer side of the support frame, an activated carbon ring component is sleeved on the annular, the telescopic air outlet pipe is arranged on the fan, and the air inlet of the telescopic air pipe is closely connected with the air outlet of the fan, so that the waste gas treatment device is convenient to assemble, small in size and low in use cost, and the problems that a gas collecting hood of a common waste gas treatment device is connected with a filtering assembly through a pipeline, the filtering assembly is connected with the fan through the pipeline, the installation is complex, the time consumption is long, the whole size is large, and the use cost is high are solved; 2) the support is provided with an outer support leg, an inner support leg and a locking nut, the top of the outer support leg is provided with a threaded blind hole, the outer side surface of the inner support leg is provided with an external thread, the locking nut is screwed outside the inner support leg, the inner support leg is screwed in the threaded blind hole at the top of the outer support leg, the bottom end of the outer support leg is fixedly provided with an anti-skidding backing plate, the top end of the inner support leg is fixedly provided with a connecting plate, the connecting plate is provided with a through hole, a bolt penetrates through the through hole on the connecting plate and is screwed in the threaded hole at the bottom surface of the horizontal outward flange of the air inlet cover plate, the support is fixedly connected with the air inlet cover plate, the waste gas treatment device is supported by the support and can move as required, the height of the support can be adjusted, the waste gas treatment efficiency is improved, the problem that a gas collecting hood in a common, poor treatment efficiency.

The invention has simple structure, firm support, small volume and convenient assembly, can be placed above experimental operation areas at different positions according to requirements, and can adjust the height according to requirements to improve the waste gas treatment efficiency.

Drawings

FIG. 1 is an overall schematic view of the present invention;

FIG. 2 is a schematic view of the assembly of the air inlet cover plate, the support frame, the air guide cover plate, the activated carbon ring assembly and the outer cover according to the present invention;

FIG. 3 is a schematic cross-sectional view of the vertical longitudinal center plane of the inlet hood panel, support frame, air guide hood panel, activated carbon ring assembly, and outer cover of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The present invention will be described in further detail with reference to examples and specific embodiments.

Referring to the drawings: a movable miniature waste gas treatment device for a laboratory is characterized by comprising a support (1), an air inlet cover plate (2), a support frame (8), an air guide cover plate (7), an activated carbon ring component (6), an outer cover (3), a fan (4) and a telescopic air outlet pipe (5), wherein the air inlet cover plate (2) is arranged at the top of the support (1), the support frame (8) is arranged at the top of the air inlet cover plate (2), the air guide cover plate (7) is arranged at the outer side of the support frame (8), the activated carbon ring component (6) is arranged at the outer side of the air guide cover plate (7), the outer cover (3) is arranged at the outer side of the activated carbon ring component (6), the fan (4) is arranged at the top of the outer cover (3), the telescopic air outlet pipe (5) is arranged on the fan (4), the air inlet cover plate (2) is integrally semicircular, a horizontal flanging (202) is arranged at the bottom of the air, the bottom surface of the horizontal flanging (202) is equidistantly provided with threaded holes, the top of the air inlet cover plate (2) is provided with an air inlet hole (201), the support frame (8) is fixedly arranged at the outer side of the air inlet hole (201) at the top of the air inlet cover plate (2), the support frame (1) is three, the three support frames (1) are arranged at the bottom surface of the horizontal flanging (202) of the air inlet cover plate (2) at equal intervals through bolts, the top surface of the air guide cover plate (7) is a circular plane body (701), the outer side surface of the air guide cover plate (7) is an annular step surface body (702), the inner side surface of the air guide cover plate (7) is a smooth inclined surface body, the circular plane body (701), the annular step surface body (702) and the smooth inclined surface body are connected to form a whole, the bottom of the circular plane body (701) of the air guide cover plate (7) is fixedly, the utility model discloses a fan, including dustcoat (3), outer cover (3) top ring groove (203), fan (4), fan air inlet and outer cover (3), outer cover (3) are whole to become cylindrically, and outer cover (3) top central zone has the gas outlet, and the dress is inlayed in air inlet cover plate (2) horizontal flanging (202) top surface annular groove (203) bottom, and outer cover (3) pass through buckle fixed connection with air inlet cover plate (2), fan (4) are installed at outer cover (3) top, and fan (4) air inlet is connected with outer cover (3) gas outlet driving fit, flexible tuber pipe (5) are installed on fan (4), and flexible trachea (5) air inlet is connected with fan (4) gas outlet.

Preferably, the support (1) comprises an outer supporting leg (102), an inner supporting leg (101) and a locking nut (104), wherein a threaded blind hole is formed in the top of the outer supporting leg (102), an external thread is formed on the outer side surface of the inner supporting leg (101), the locking nut (104) is screwed on the outer side of the inner supporting leg (101), and the inner supporting leg (101) is screwed in the threaded blind hole in the top of the outer supporting leg (102).

Preferably, the bottom end of the outer supporting leg (102) is fixedly provided with an anti-skidding base plate (103), the top end of the inner supporting leg (101) is fixedly provided with a connecting plate, the connecting plate is provided with a through hole, a bolt penetrates through the through hole in the connecting plate and is screwed in a threaded hole in the bottom surface of the horizontal flanging (202) of the air inlet cover plate (2), and the support (1) is fixedly connected with the air inlet cover plate (2).

Preferably, the activated carbon ring assembly (6) is provided with a carbon box (601) and activated carbon (602), the carbon box (601) is integrally annular, air holes are distributed on the top surface and the bottom surface of the carbon box (601), the activated carbon (602) is installed inside the carbon box (601), and the number of the carbon box (601) is determined by the number of steps of the annular step surface body (702) on the outer side surface of the flow guide cover plate (7).

Preferably, the inner diameter of the carbon box (601) is matched with the outer side surface of the flow guide cover plate (7), the step outer diameter of the annular step surface body (702) is matched with the outer diameter of the carbon box (601), and the inner diameter of the outer cover (3) is matched with the outer diameter of the carbon box.

Preferably, a sealing gasket is arranged in the annular groove (203) of the horizontal flanging (202) of the air inlet cover plate (2).

During installation and manufacturing, an anti-skid base plate (103) is fixedly installed at the bottom end of the outer supporting leg (102), a locking nut (104) is screwed outside the inner supporting leg (101), the inner supporting leg (101) is screwed in a blind hole with threads at the top of the outer supporting leg (102), a connecting plate is fixedly installed at the top end of the inner supporting leg (101), a bolt penetrates through a through hole in the connecting plate and is screwed in a threaded hole in the bottom surface of a horizontal flanging (202) of the air inlet cover plate (2), and the support (1) is ensured to be fixedly connected with the air inlet cover plate (2; the support frame (8) is fixedly arranged on the outer side of an air inlet hole (201) at the top of the air inlet cover plate (2); the bottom of the circular plane body (701) of the gas hood plate (7) is fixedly arranged on the outer side of the support frame (8); the active carbon ring assembly (6) is sequentially sleeved on the annular step surface body (702) on the outer side surface of the gas guide cover plate (7); the sealing gasket is arranged in an annular groove (203) on the top surface of a horizontal flanging (202) of the air inlet cover plate (2), the bottom of the outer cover (3) is embedded in the annular groove (203) on the top surface of the horizontal flanging (202) of the air inlet cover plate (2), and the outer cover (3) and the air inlet cover plate (2) are fixedly connected through a buckle; the fan (4) is arranged at the top of the outer cover (3), and the air inlet of the fan (4) is closely connected with the air outlet of the outer cover (3); the flexible air outlet pipe (5) is arranged on the fan (4), the air inlet of the flexible air pipe (5) is connected with the air outlet of the fan (4) in a sealing manner, and the movable miniature waste gas treatment device in a laboratory is manufactured.

When the device is used, the whole waste gas treatment device is moved above experimental equipment, the outer supporting legs (102) in the support (1) are sequentially rotated to ensure that the whole height of the waste gas treatment device is matched with that of the experimental equipment, the waste gas treatment efficiency is ensured, and the locking nuts (104) are screwed; the fan (4) is communicated with a power supply, the fan (4) is started, and negative pressure is formed between the air inlet cover plate (2) and the outer cover (3) under the action of the fan (4); when the experimental equipment works, waste gas generated by the experimental equipment enters a region between the air inlet cover plate (2) and the air guide cover plate (7) through an air inlet of the air inlet cover plate (2), the waste gas enters the region between the air guide cover plate (7) and the outer cover (3) along a smooth inclined plane body on the inner side surface of the air guide cover plate (7), the waste gas passes through the bottom surface air passing hole of the lowermost carbon box (601) to enter the carbon box (601), the waste gas is contacted with activated carbon (602) inside the carbon box (601), the activated carbon (602) adsorbs harmful substances in the waste gas, the waste gas passes through the top surface air passing hole of the lowermost carbon box (601), and then passes through the activated carbon (602) in the carbon box (601) layer by layer to be upwards adsorbed and filtered, the filtered gas is discharged through the telescopic air pipe (5) under the action of the fan (4), and the treatment of the waste.

After the waste gas treatment device is used for a period of time, the buckle is opened, the outer cover (3) together with the fan (4) and the telescopic air pipe (5) are taken down from the air inlet cover plate (2), the carbon boxes (601) are taken down layer by layer from top to bottom, then the activated carbon (602) in the carbon boxes (601) are taken out, the taken-out activated carbon (602) is desorbed and treated through the desorption device and then is loaded into the carbon boxes (601), the carbon boxes (601) are installed layer by layer from bottom to top, after the carbon boxes (601) are installed, the outer cover (3) together with the fan (4) and the telescopic air pipe (5) are integrally installed on the air inlet cover plate (2), the bottom of the outer cover (3) is ensured to be embedded in the annular groove (203) in the horizontal flanging (202) of the air inlet cover plate (2), the buckle is fixedly connected with the outer cover plate (3) and the air inlet cover plate.

The invention solves the following problems in the actual use process of the common waste gas treatment device: 1, a gas collecting hood of a common waste gas treatment device is connected with a filtering component through a pipeline, the filtering component is connected with a fan (4) through a pipeline, the installation is complex and long in time consumption, the whole volume is large, and the use cost is high; 2, the fixed hoist and mount of gas collecting channel is at the laboratory top in the ordinary exhaust treatment device, and home range is little, needs a plurality of gas collecting channels just can satisfy, and the exhaust treatment requirement of different regions in the laboratory uses inconveniently, and treatment effeciency is poor. Wherein, 1) the air inlet cover plate (2) is integrated into a semicircle, the bottom of the air inlet cover plate (2) is provided with a horizontal flanging (202), the top surface of the horizontal flanging (202) is provided with an annular groove (203), threaded holes are equidistantly distributed on the bottom surface of the horizontal flanging (202), the top of the air inlet cover plate (2) is provided with an air inlet (201), a support frame (8) is fixedly arranged at the outer side of the air inlet at the top of the air inlet cover plate (2), three supports (1) are arranged, three supports (1) are equidistantly arranged at the bottom surface of the horizontal flanging (202) of the air inlet cover plate (2) through bolts, the top surface of the air guide cover plate (7) is a circular plane body (701), the outer side of the air guide cover plate (7) is an annular step surface body (702), the inner side of the air guide cover plate (7) is a smooth inclined body, the bottom of the circular plane body (701) of the air guide cover plate, the bottom of the outer cover (3) is embedded in an annular groove (203) on the top surface of a horizontal flanging (202) of the air inlet cover plate (2), an air outlet is arranged in the central area of the top of the outer cover (3), the fan (4) is arranged on the top of the outer cover (3), an air inlet of the fan (4) is closely connected with the air outlet of the outer cover (3), the telescopic air outlet pipe (5) is arranged on the fan (4), and an air inlet of the telescopic air pipe (5) is closely connected with the air outlet of the fan (4), so that the waste gas treatment device is convenient to assemble, small in size and low in use cost, and the problems that a gas collecting cover of a common waste gas treatment device is connected with a filter assembly through a pipeline, the filter assembly is connected with the fan (4) through the pipeline, the; 2) the support (1) is provided with an outer support leg (102), an inner support leg (101) and a locking nut (104), the top of the outer support leg (102) is provided with a threaded blind hole, the outer side surface of the inner support leg (101) is provided with an external thread, the locking nut (104) is screwed outside the inner support leg (101), the inner support leg (101) is screwed inside the threaded blind hole at the top of the outer support leg (102), the bottom end of the outer support leg (102) is fixedly provided with an anti-slip base plate (103), the top end of the inner support leg (101) is fixedly provided with a connecting plate which is provided with a through hole, a bolt penetrates through the through hole on the connecting plate and is screwed inside the threaded hole at the bottom surface of the horizontal flanging (202) of the air inlet cover plate (2), the support (1) is fixedly connected with the air inlet cover plate (2), the waste gas treatment device is supported by the support (1) and can move as required, the height of the support (, small range of motion, can be satisfied by a plurality of gas collecting hoods, and the problem of waste gas treatment in different areas in the laboratory. Meanwhile, the device has the advantages of simple structure, firm support, small volume and convenient assembly, can be placed above experimental operation areas at different positions according to requirements, and can adjust the height according to requirements to improve the waste gas treatment efficiency.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various changes and modifications can be made without departing from the inventive concept of the present invention, and these changes and modifications are all within the scope of the present invention.