Waste gas treatment device for laboratory

Abstract

The utility model relates to the technical field of laboratory equipment, in particular to a waste gas treatment device for a laboratory, which comprises a base, the inner wall of the base is movably clamped with the outer wall of the bottom of a fixing mechanism, and the top of the fixing mechanism is movably clamped with the bottom of a transmission mechanism. The transmission mechanism comprises a water pump, a water suction pipe, a transmission rod, a transmission shifting piece set and a water outlet pipe, the outer wall of the transmission mechanism is movably connected with the inner wall of the air inlet mechanism in a clamped mode, the water pump drives a reducing agent at the bottom of the treatment barrel to flow in the water suction pipe, and the reducing agent flows in the water suction pipe and can drive the transmission shifting piece set to rotate around the transmission rod; a reducing agent flows in a water suction pipe and can enter a water outlet pipe through a water pump, the reducing agent flows in the water outlet pipe and can drive spraying fan blades to rotate through the spraying fan blades, and the rotating spraying fan blades can uniformly spray the reducing agent into the treatment barrel through rotation to react with waste gas, so that harmful substances in the waste gas are eliminated; and convenience is brought to the use of people.

Description

Technical Field

[0001] The utility model relates to the technical field of laboratory equipment, in particular to a waste gas treatment device for a laboratory. Background Art

[0002] Laboratory waste gas mainly comes from gas emissions generated during chemical experiments, analytical testing and instrument use, including organic solvents, acid and alkali waste gas, toxic and harmful gases and particulate matter. These waste gases have the characteristics of complex composition, low concentration and unstable emissions, and may contain toxic and harmful substances that pose a potential threat to human health and the environment.

[0003] Currently, most laboratory waste gas treatment devices on the market remove toxic and harmful substances by allowing the waste gas to flow and react with a reducing agent. However, the reaction process between the waste gas and the reducing agent takes a long time, and the waste gas treatment efficiency is low. Utility Model Content

[0004] The purpose of this utility model is to provide a laboratory waste gas treatment device to address the problem of the long reaction time of waste gas flowing with a reducing agent and low waste gas treatment efficiency mentioned in the above-mentioned background art. To achieve the above-mentioned purpose, the utility model provides the following technical solution: a laboratory waste gas treatment device comprising a base, the inner wall of the base being movably engaged with the outer wall of the bottom of a fixing mechanism, the top of the fixing mechanism being movably engaged with the bottom of a transmission mechanism, the transmission mechanism comprising a water pump, a water suction pipe, a transmission rod, a transmission paddle assembly, and a water outlet pipe;

[0005] The outer wall of the transmission mechanism is movably connected to the inner wall of the air intake mechanism. The air intake mechanism consists of an air intake mounting plate, air intake fan blades, an air intake pipe and an air collecting hopper. The inner side wall of the transmission mechanism is fixedly connected to both sides of the spraying mechanism.

[0006] Preferably, the base includes four columns, an operating table and three fixed bases, the tops of the four columns are fixedly connected to the bottom of the operating table, and the four columns are distributed in a rectangular array about the center of the bottom of the operating table, and the top of the operating table near the right side is fixedly connected to the bottoms of the three fixed bases respectively.

[0007] Preferably, the fixing mechanism consists of three mounting posts, a processing barrel and a barrel cover, the outer walls of the bottom of the three mounting posts are movably connected to the inner walls of the three fixed bases respectively, and the tops of the three mounting posts are movably connected to the bottom of the processing barrel, the three mounting posts are distributed in a circular array about the center of the bottom of the processing barrel, and the top of the processing barrel is movably connected to the bottom of the barrel cover, the outer wall of the processing barrel near the bottom is provided with an air intake hole, and the top of the middle part of the barrel cover is provided with a spraying hole, and the top of the barrel cover near the outer wall is provided with a connecting hole.

[0008] Preferably, the bottom of the water pump is movably engaged with the top of the barrel cover near the middle, and the right side of the water pump is movably engaged with the left side of the water suction pipe, the outer wall of the water suction pipe near the bottom is provided with a sealing through-hole, and the inner wall of the sealing through-hole is rotatably connected to the outer wall of the transmission rod near one end, the outer wall of one end of the transmission rod is movably engaged with the inner wall of the transmission paddle group, and the left side of the water pump is movably engaged with the right side of the water outlet pipe, and the outer wall of the water suction pipe near the top is movably engaged with the inner wall of the connecting through-hole, and the outer wall of the water outlet pipe near the bottom is movably engaged with the inner wall of the air inlet through-hole.

[0009] Preferably, a mounting through hole is provided on the left side of the middle part of the air intake mounting plate, and the inner wall of the mounting through hole is rotatably connected to the outer wall of the transmission rod near the other end, the left side of the air intake mounting plate is rotatably connected to the right side of the air intake fan blade, and the inner wall of the air intake fan blade is movably engaged with the outer wall of the other end of the transmission rod, the front and back sides of the air intake mounting plate are movably engaged with the inner side wall of the right side of the air intake pipe, and the bottom of the air intake pipe is movably engaged with the top of the air collecting hopper, and the outer wall of the right side of the air intake pipe is movably engaged with the inner wall of the air intake through hole.

[0010] Preferably, the spraying mechanism includes a spray mounting frame, a spray rotating rod and a spray fan blade, both sides of the spray mounting frame are movably connected to the inner side wall near the middle of the water outlet pipe, and the inner wall of the spray mounting frame is rotatably connected to the outer wall of the spray rotating rod near the top, and the outer wall of the bottom of the spray rotating rod is movably connected to the inner wall of the spray fan blade.

[0011] Compared with the prior art, the present invention has the following beneficial effects:

[0012] In the utility model, by starting the water pump, the water pump drives the reducing agent at the bottom of the treatment barrel to flow in the water suction pipe. The reducing agent flowing inside the water suction pipe can drive the transmission paddle group to rotate around the transmission rod. The reducing agent flows inside the water suction pipe through the water pump and enters the water outlet pipe. The reducing agent flows in the water outlet pipe through the spraying fan blades and drives the spraying fan blades to rotate. The rotating spraying fan blades can evenly spray the reducing agent inside the treatment barrel through rotation to react with the exhaust gas, thereby improving the efficiency of eliminating harmful substances in the exhaust gas and bringing convenience to people's use.

[0013] In the utility model, the reducing agent flowing inside the water suction pipe can drive the transmission paddle group to rotate around the transmission rod, and the rotating transmission rod drives the air intake fan blades to rotate. The rotation of the air intake fan blades can collect the exhaust gas through the air intake pipe and the air collecting hopper through negative pressure, and transmit it to the inside of the treatment barrel, which brings convenience to people's use. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a cross-sectional view of the utility model;

[0015] Figure 2It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 3 It is an exploded view of the utility model;

[0017] Figure 4 This is an exploded view of the transmission mechanism in the present utility model;

[0018] Figure 5 This is an exploded view of the air intake mechanism in the present invention;

[0019] Figure 6 It is an exploded view of the spraying mechanism in the present utility model.

[0020] In the figure: 1. Base; 101. Column; 102. Operating table; 103. Fixed base; 2. Fixing mechanism; 201. Mounting column; 202. Treatment barrel; 203. Barrel cover; 3. Transmission mechanism; 301. Water pump; 302. Suction pipe; 303. Transmission rod; 304. Transmission paddle assembly; 305. Water outlet pipe; 4. Air intake mechanism; 401. Air intake mounting plate; 402. Air intake blades; 403. Air intake pipe; 404. Air collecting hopper; 5. Spraying mechanism; 501. Spraying mounting frame; 502. Spraying rotating rod; 503. Spraying blades. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technical personnel in this field without making creative efforts shall fall within the scope of protection of the present invention.

[0022] See also Figures 1 to 6 The utility model provides a technical solution: a laboratory waste gas treatment device, comprising a base 1, the inner wall of the base 1 is movably connected to the outer wall of the bottom of a fixing mechanism 2, the top of the fixing mechanism 2 is movably connected to the bottom of a transmission mechanism 3, and the transmission mechanism 3 includes a water pump 301, a water suction pipe 302, a transmission rod 303, a transmission paddle group 304 and a water outlet pipe 305;

[0023] The outer wall of the transmission mechanism 3 is movably connected to the inner wall of the air intake mechanism 4. The air intake mechanism 4 consists of an air intake mounting plate 401, air intake fan blades 402, an air intake pipe 403 and an air collecting hopper 404. The inner side wall of the transmission mechanism 3 is fixedly connected to both sides of the spraying mechanism 5.

[0024] In this embodiment, Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 、 Figure 5 and Figure 6 As shown, the base 1 includes four columns 101, an operating table 102 and three fixed bases 103. The tops of the four columns 101 are fixedly connected to the bottom of the operating table 102, and the four columns 101 are distributed in a rectangular array about the center of the bottom of the operating table 102. The top of the operating table 102 near the right side is fixedly connected to the bottoms of the three fixed bases 103 respectively. The columns 101 can keep the device stable during operation.

[0025] In this embodiment, Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 、 Figure 5 and Figure 6 As shown, the fixing mechanism 2 consists of three mounting columns 201, a processing barrel 202 and a barrel cover 203. The outer walls of the bottom of the three mounting columns 201 are movably connected to the inner walls of the three fixed bases 103 respectively, and the tops of the three mounting columns 201 are movably connected to the bottom of the processing barrel 202. The three mounting columns 201 are distributed in a circular array about the center of the bottom of the processing barrel 202, and the top of the processing barrel 202 is movably connected to the bottom of the barrel cover 203. The outer wall of the processing barrel 202 near the bottom is provided with an air intake hole, and the top of the middle part of the barrel cover 203 is provided with a spraying hole, and the top of the barrel cover 203 near the outer wall is provided with a connecting hole.

[0026] In this embodiment, Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 、 Figure 5 and Figure 6 As shown, the bottom of the water pump 301 is movably connected to the top of the barrel cover 203 near the middle, and the right side of the water pump 301 is movably connected to the left side of the water suction pipe 302. The outer wall of the water suction pipe 302 near the bottom is provided with a sealing through hole, and the inner wall of the sealing through hole is rotatably connected to the outer wall near one end of the transmission rod 303. The outer wall of one end of the transmission rod 303 is movably connected to the inner wall of the transmission paddle group 304, and the left side of the water pump 301 is movably connected to the right side of the water outlet pipe 305, and the water suction pipe 302 is provided with a sealing through hole. The outer wall of the tube 302 near the top is movably connected to the inner wall of the connecting through hole, and the outer wall of the outlet pipe 305 near the bottom is movably connected to the inner wall of the air intake through hole. The water pump 301 is started, and the water pump 301 drives the reducing agent at the bottom of the treatment barrel 202 to flow in the water suction pipe 302. The reducing agent flowing inside the water suction pipe 302 can drive the transmission paddle group 304 to rotate around the transmission rod 303. The reducing agent flows inside the water suction pipe 302 through the water pump 301 and can enter the water outlet pipe 305.

[0027] In this embodiment, Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 、 Figure 5 and Figure 6 As shown, a mounting hole is provided on the left side of the middle part of the air intake mounting plate 401, and the inner wall of the mounting hole is rotatably connected to the outer wall near the other end of the transmission rod 303, the left side of the air intake mounting plate 401 is rotatably connected to the right side of the air intake fan blade 402, and the inner wall of the air intake fan blade 402 is movably engaged with the outer wall of the other end of the transmission rod 303, the front and back sides of the air intake mounting plate 401 are movably engaged with the inner wall on the right side of the air intake pipe 403, and the bottom of the air intake pipe 403 is movably engaged with the top of the air collecting hopper 404, the outer wall on the right side of the air intake pipe 403 is movably engaged with the inner wall of the air intake hole, and the rotating transmission rod 303 drives the air intake fan blade 402 to rotate, and the air intake fan blade 402 rotates through the negative pressure to collect the exhaust gas through the air intake pipe 403 and the air collecting hopper 404, and transmit it to the inside of the treatment barrel 202.

[0028] In this embodiment, Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 、 Figure 5 and Figure 6 As shown, the spraying mechanism 5 includes a spraying mounting frame 501, a spraying rotating rod 502 and a spraying fan blade 503. Both sides of the spraying mounting frame 501 are movably connected to the inner side wall near the middle of the water outlet pipe 305, and the inner wall of the spraying mounting frame 501 is rotatably connected to the outer wall of the spraying rotating rod 502 near the top, and the outer wall of the bottom of the spraying rotating rod 502 is movably connected to the inner wall of the spraying fan blade 503. The reducing agent flows through the spraying fan blade 503 in the water outlet pipe 305 and can drive the spraying fan blade 503 to rotate. The rotating spraying fan blade 503 can spray the reducing agent into the interior of the treatment barrel 202 by rotation, react with the exhaust gas, and eliminate harmful substances in the exhaust gas.

[0029] The use method and advantages of this utility model: When this laboratory waste gas treatment device is working, the working process is as follows:

[0030] like Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 、 Figure 5 and Figure 6As shown, by starting the water pump 301, the water pump 301 drives the reducing agent at the bottom of the treatment barrel 202 to flow in the water suction pipe 302. The reducing agent flowing in the water suction pipe 302 can drive the transmission paddle group 304 to rotate around the transmission rod 303. The reducing agent flows in the water suction pipe 302 through the water pump 301 and enters the water outlet pipe 305. The reducing agent flows in the water outlet pipe 305 through the spraying fan blades 503 and drives the spraying fan blades 503 to rotate. The rotating spraying fan blades 503 can rotate to spray the reducing agent evenly inside the treatment barrel 202, react with the exhaust gas, and eliminate harmful substances in the exhaust gas. The reducing agent flowing inside the water suction pipe 302 can drive the transmission paddle group 304 to rotate around the transmission rod 303. The rotating transmission rod 303 drives the air intake fan blades 402 to rotate. The rotation of the air intake fan blades 402 can collect the exhaust gas through the intake pipe 403 and the air collecting hopper 404 through negative pressure and transmit it to the inside of the treatment barrel 202.

[0031] The above shows and describes the basic principles, main features, and advantages of the present invention. Persons skilled in the art should understand that the present invention is not limited to the above-described embodiments. The above-described embodiments and descriptions are merely preferred examples of the present invention and are not intended to limit the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention, and such changes and improvements fall within the scope of the present invention. The scope of protection claimed in the present invention is defined by the appended claims and their equivalents.

Claims

1. A laboratory waste gas treatment device, comprising a base (1), characterized in that: The inner wall of the base (1) is movably engaged with the outer wall of the bottom of the fixing mechanism (2), and the top of the fixing mechanism (2) is movably engaged with the bottom of the transmission mechanism (3). The transmission mechanism (3) includes a water pump (301), a water suction pipe (302), a transmission rod (303), a transmission paddle group (304), and a water outlet pipe (305); The outer wall of the transmission mechanism (3) is movably connected to the inner wall of the air intake mechanism (4); the air intake mechanism (4) is composed of an air intake mounting plate (401), air intake blades (402), an air intake pipe (403) and an air collecting hopper (404); and the inner side wall of the transmission mechanism (3) is fixedly connected to both sides of the spraying mechanism (5).

2. A laboratory waste gas treatment device according to claim 1, characterized in that: The base (1) comprises four columns (101), an operating table (102) and three fixed bases (103); the tops of the four columns (101) are fixedly connected to the bottom of the operating table (102); the four columns (101) are distributed in a rectangular array about the center of the bottom of the operating table (102); the top of the operating table (102) near the right side is fixedly connected to the bottoms of the three fixed bases (103).

3. A laboratory waste gas treatment device according to claim 2, characterized in that: The fixing mechanism (2) is composed of three mounting posts (201), a processing barrel (202) and a barrel cover (203); the outer walls of the bottoms of the three mounting posts (201) are respectively movably engaged with the inner walls of the three fixed bases (103), and the tops of the three mounting posts (201) are all movably engaged with the bottom of the processing barrel (202); the three mounting posts (201) are distributed in a circular array about the center of the bottom of the processing barrel (202), and the top of the processing barrel (202) is movably engaged with the bottom of the barrel cover (203); an air intake through hole is provided on the outer wall of the processing barrel (202) near the bottom, and a spray through hole is provided on the top of the middle part of the barrel cover (203); and a connection through hole is provided on the top of the barrel cover (203) near the outer wall.

4. A laboratory waste gas treatment device according to claim 3, characterized in that: The bottom of the water pump (301) is movably connected to the top of the barrel cover (203) near the middle, and the right side of the water pump (301) is movably connected to the left side of the water suction pipe (302). The outer wall of the water suction pipe (302) near the bottom is provided with a sealing through hole, and the inner wall of the sealing through hole is rotatably connected to the outer wall of the transmission rod (303) near one end. The outer wall of one end of the transmission rod (303) is movably connected to the inner wall of the transmission paddle group (304), and the left side of the water pump (301) is movably connected to the right side of the water outlet pipe (305). The outer wall of the water suction pipe (302) near the top is movably connected to the inner wall of the connecting through hole, and the outer wall of the water outlet pipe (305) near the bottom is movably connected to the inner wall of the air inlet through hole.

5. The laboratory waste gas treatment device according to claim 4, characterized in that: A mounting through hole is provided on the left side of the middle portion of the air intake mounting plate (401), and the inner wall of the mounting through hole is rotatably connected to the outer wall of the transmission rod (303) near the other end. The left side of the air intake mounting plate (401) is rotatably connected to the right side of the air intake fan blade (402), and the inner wall of the air intake fan blade (402) is movably engaged with the outer wall of the other end of the transmission rod (303). The front and back sides of the air intake mounting plate (401) are both movably engaged with the inner wall of the right side of the air intake pipe (403), and the bottom of the air intake pipe (403) is movably engaged with the top of the air collecting hopper (404). The outer wall of the right side of the air intake pipe (403) is movably engaged with the inner wall of the air intake through hole.

6. The laboratory waste gas treatment device according to claim 4, characterized in that: The spraying mechanism (5) comprises a spraying mounting frame (501), a spraying rotating rod (502) and a spraying fan blade (503); both sides of the spraying mounting frame (501) are movably connected to the inner side wall near the middle of the water outlet pipe (305); the inner wall of the spraying mounting frame (501) is rotatably connected to the outer wall near the top of the spraying rotating rod (502); and the outer wall at the bottom of the spraying rotating rod (502) is movably connected to the inner wall of the spraying fan blade (503).

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