Waste gas treatment device

Abstract

The utility model relates to the technical field of waste gas treatment, in particular to a waste gas treatment device. The device comprises a box body and handles, the handles are fixedly connected to the two sides of the box body, a filter element is assembled at one end of the box body, a mixing mechanism is assembled in the box body and used for enabling waste gas generated by electric welding to make full contact with an aqueous solution, and a quick release mechanism is assembled at one end of the box body and used for quickly replacing the filter element. Through the structural design of the mixing mechanism, the device can be in full contact with waste gas generated by electric welding by spraying a vaporific aqueous solution, so that the reaction effect of the waste gas and the vaporific aqueous solution is better, and through the structural design of the quick release mechanism, the filter element of the device can be quickly disassembled, so that the filter element is more convenient to replace; and through the structural design of the lifting mechanism, the device can be fixed and moved through lifting of a lifting plate, so that fixing is more stable and reliable, and meanwhile moving is more convenient and faster.

Description

Technical Field

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

[0002] Welding smoke: It is high-temperature vapor produced by metal and non-metal materials under overheating conditions. The smoke particles are small and can be easily inhaled into the lungs. Long-term inhalation can cause fibrous lesions in the lung tissue, namely welder's pneumoconiosis, and is often accompanied by complications such as manganese poisoning, fluorine poisoning and metal fume fever; Toxic gases: Under the high temperature and strong ultraviolet rays generated by the welding arc, a large amount of toxic gases such as ozone, carbon monoxide, nitrogen oxides, hydrogen fluoride, etc. will be produced around the welding arc; Ozone: It is a colorless, harmful gas with a special irritating odor. It has a strong irritating effect on the respiratory mucosa and lungs. The ozone produced by manual arc welding is generally lower than the hygiene standard, but when argon arc welding is performed under poor ventilation conditions, the concentration is quite high. Long-term inhalation of low-concentration ozone can cause bronchitis, emphysema, lung sclerosis and other problems;

[0003] For example, a welding waste gas treatment device with a publication (announcement) number of CN208975403U has a suction fan on the top of the support frame of the triangular bracket, and the suction port of the suction fan is connected to the exhaust gas suction hood through an air guide pipe. The air guide hose connects the suction fan to the water tank, and there is an exhaust hood on the water tank. There is an exhaust hose on the top of the exhaust hood. The motor is installed in the exhaust hood through a bracket, and a hydrophobic fiber cotton cover is provided in the opening at the top of the water tank. The motor shaft of the motor passes through the hydrophobic fiber cotton cover. The stirring blade disk is installed at the bottom end of the motor shaft, and the stirring blade disk and the dense hole disk are in the water tank. The dense hole disk is below the stirring blade disk, and a drain valve is installed at the bottom end of the water tank;

[0004] In summary, it can be seen that the following technical problems exist in the prior art: during the use of the above-mentioned prior art, the aqueous solution is not in sufficient contact with the welding waste gas, which affects the absorption effect of harmful substances, and the waste gas is not subjected to secondary treatment, and the treatment effect is poor. For this reason, we propose a waste gas treatment device. Utility Model Content

[0005] The purpose of the utility model is to provide an exhaust gas treatment device to solve the problems raised in the above background technology.

[0006] In order to solve the above technical problems, the utility model adopts the following technical solutions:

[0007] A waste gas treatment device comprises a box body and a handle, wherein the handles are fixedly connected to both sides of the box body, a filter element is mounted at one end of the box body, a mixing mechanism is mounted inside the box body, the mixing mechanism is used for the waste gas generated by electric welding to fully contact with an aqueous solution, and a quick-release mechanism is mounted at one end of the box body, the quick-release mechanism is used for quickly replacing the filter element.

[0008] Preferably, the mixing mechanism includes a mixing barrel, a universal hose, a suction hood, a spray ring, a nozzle, a fixing frame, a first motor, a suction fan and a water pump, one end of the box body is fixedly connected to the mixing barrel, one end of the mixing barrel is fixedly connected to the universal hose, one end of the universal hose is fixedly connected to the suction hood, the other end of the mixing barrel is fixedly connected to the spray ring, a plurality of nozzles are evenly fixed on the inner side of the spray ring, the nozzles all penetrate the mixing barrel and extend to the inside of the mixing barrel, the inside of the mixing barrel is fixedly connected to the fixing frame, the inside of the fixing frame is fixedly connected to the first motor, the power output end of the first motor is fixedly connected to the suction fan, the inner bottom of the box body is fixedly connected to the water pump, and the output end of the water pump is fixedly connected to the spray ring.

[0009] Preferably, the mixing drum forms an acute angle with the horizontal plane.

[0010] Preferably, the quick-release mechanism includes a processing box, an exhaust fan, a filter element, a first trapezoidal block, a second trapezoidal block, a round rod, a spring and a lifting head, one end of the box body is fixedly connected to the processing box, one end of the processing box is fixedly connected to the exhaust fan, one side of the interior of the processing box is slidably connected to the filter element, the top of the filter element is fixedly connected to the first trapezoidal block, the interior of the processing box and the top of the filter element is slidably connected to the second trapezoidal block, the first trapezoidal block is slidably connected to the second trapezoidal block, the top of the second trapezoidal block is fixedly connected to the round rod, the outside of the round rod is slidably connected to the spring, and the round rod passes through the top of the processing box and is fixedly connected to the lifting head.

[0011] Preferably, a quick-release handle is fixedly connected to one side of the filter element.

[0012] Preferably, the four end corners of the bottom of the box body are fixedly connected with wire tubes, the inside of the wire tubes are threadedly connected with screw rods, and the bottom of the screw rods are fixedly connected with boss-type fixing feet.

[0013] Preferably, a square groove is provided at the bottom of the box body, a second motor is fixedly connected to the inner top of the square groove, a threaded rod is fixedly connected to the power output end of the second motor, an external thread of the threaded rod is connected to a lifting plate, the lifting plate is slidably connected to the square groove, and universal wheels are fixed to the four end corners of the bottom of the lifting plate.

[0014] Preferably, one end of the box is fixedly connected to a faucet.

[0015] It can be seen without a doubt that the above-mentioned technical solution of the present application can definitely solve the technical problem to be solved by the present application.

[0016] At the same time, through the above technical solutions, the utility model has at least the following beneficial effects:

[0017] 1. The utility model adopts the structural design of the mixing mechanism, so that the device can fully contact the waste gas generated by electric welding by spraying the mist water solution, so that the contact is more complete and the reaction effect of the waste gas and the mist water solution is better.

[0018] 2. The utility model adopts the structural design of the quick-release mechanism, so that the device can quickly disassemble the filter element, making it more convenient to replace the filter element, saving time and effort, and improving the quickness of disassembly of consumable parts.

[0019] 3. The utility model adopts the structural design of the lifting mechanism, so that the device can be fixed and moved by lifting the lifting plate, making it more stable and reliable when fixed and more convenient and quick when moved. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0021] Figure 1 It is a structural schematic diagram of the utility model;

[0022] Figure 2 It is a schematic cross-sectional structure diagram of the box body and mixing drum of the utility model;

[0023] Figure 3 It is a schematic cross-sectional structure diagram of the box body and the processing box of the utility model;

[0024] Figure 4 It is a schematic cross-sectional structure diagram of the processing box of the utility model;

[0025] Figure 5 It is a schematic diagram of the cross-sectional structure of the box body and the lifting plate of the utility model.

[0026] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0027] In the figure: 1. box body; 2. handle; 3. mixing drum; 4. universal hose; 5. suction hood; 6. spray ring; 7. nozzle; 8. fixing frame; 9. first motor; 10. suction fan; 11. water pump; 12. treatment box; 13. exhaust fan; 14. filter element; 15. first trapezoidal block; 16. second trapezoidal block; 17. round rod; 18. spring; 19. lifting head; 20. quick-release handle; 21. wire tube; 22. screw rod; 23. boss-type fixing foot; 24. square groove; 25. second motor; 26. threaded rod; 27. lifting plate; 28. universal wheel; 29. ​​faucet. DETAILED DESCRIPTION

[0028] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0029] Example 1

[0030] Reference Figure 1-5 , an exhaust gas treatment device, comprising a box body 1 and a handle 2, the handles 2 are fixedly connected to both sides of the box body 1, a filter element 14 is installed at one end of the box body 1, a mixing mechanism is installed inside the box body 1, the mixing mechanism is used for the exhaust gas generated by electric welding to fully contact with the aqueous solution, and a quick release mechanism is installed at one end of the box body 1, the quick release mechanism is used to quickly replace the filter element 14;

[0031] The mixing mechanism includes a mixing barrel 3, a universal hose 4, a suction hood 5, a spraying ring 6, a nozzle 7, a fixing frame 8, a first motor 9, a suction fan 10 and a water pump 11. One end of the box body 1 is fixedly connected to the mixing barrel 3, one end of the mixing barrel 3 is fixedly connected to the universal hose 4, one end of the universal hose 4 is fixedly connected to the suction hood 5, the other end of the mixing barrel 3 is fixedly connected to the spraying ring 6, a plurality of nozzles 7 are evenly fixed on the inner side of the spraying ring 6, the nozzles 7 all penetrate the mixing barrel 3 and extend to the inside of the mixing barrel 3, the inside of the mixing barrel 3 is fixedly connected to the fixing frame 8, the inside of the fixing frame 8 is fixedly connected to the first motor 9, and the power output end of the first motor 9 is fixedly connected There is a suction fan 10, and a water pump 11 is fixedly connected to the inner bottom of the box body 1. The output end of the water pump 11 is fixedly connected to the spray ring 6. When the exhaust gas is to be treated, since the universal hose 4 has the function of being able to rotate in any direction, the universal hose 4 is rotated to make the suction cover 5 close to the welding operation place, and the first motor 9 and the water pump 11 are started. The power output end of the first motor 9 drives the suction fan 10 to rotate. The suction fan 10 rotates to generate suction, and the exhaust gas generated during the welding is sucked into the interior of the universal hose 4 through the suction cover 5. When passing through the interior of the spray ring 6, the nozzle 7 evenly fixed inside the spray ring 6 sprays a mist solution to fully contact the exhaust gas, which plays the role of the first exhaust gas treatment;

[0032] The mixing barrel 3 is at an acute angle to the horizontal plane. By setting the mixing barrel 3 at a certain tilt angle, the aqueous solution can flow quickly into the box body 1 without staying inside the mixing barrel 3.

[0033] The quick-release mechanism includes a processing box 12, an exhaust fan 13, a filter element 14, a first trapezoidal block 15, a second trapezoidal block 16, a round rod 17, a spring 18 and a lifting head 19. The processing box 12 is fixedly connected to one end of the box body 1, and the exhaust fan 13 is fixedly connected to one end of the processing box 12. The filter element 14 is slidably connected to one side of the inside of the processing box 12. The top of the filter element 14 is fixedly connected to the first trapezoidal block 15. The inside of the processing box 12 and the top of the filter element 14 are slidably connected to the second trapezoidal block 16. The first trapezoidal block 15 is slidably connected to the second trapezoidal block 16. The top of the second trapezoidal block 16 is fixedly connected to the round rod 17. The outside of the round rod 17 is slidably connected to the spring 18. The round rod 17 passes through the top of the processing box 12 and is fixedly connected to the lifting head 19. When the filter element 14 has been used for a period of time, When the filtering effect is not good and needs to be replaced, the lifting head 19 is manually pulled up, the spring 18 is compressed, the lifting head 19 drives the round rod 17 to slide upward, the round rod 17 drives the second trapezoidal block 16 to slide upward, the second trapezoidal block 16 slides away from the first trapezoidal block 15 until they are no longer in contact, then the filter element 14 can be taken out by pulling the quick release handle 20, when a new filter element 14 is to be placed in the processing box 12, the quick release handle 20 is pushed, the second trapezoidal block 16 contacts the first trapezoidal block 15, the spring 18 is compressed, the second trapezoidal block 16 slides upward, the second trapezoidal block 16 drives the round rod 17, and the round rod 17 drives the lifting head 19 to slide upward, when the first trapezoidal block 15 passes the second trapezoidal block 16, the spring 18 rebounds, and the first trapezoidal block 15 is stuck on one side of the second trapezoidal block 16 to play a role of limiting;

[0034] A quick-release handle 20 is fixedly connected to one side of the filter element 14. The quick-release handle 20 makes it easier to remove the filter element 14, which is beneficial for quickly replacing the filter element 14.

[0035] One end of the box body 1 is fixedly connected with a faucet 29, and the provision of the faucet 29 makes it more convenient to input and discharge the aqueous solution inside the box body 1.

[0036] Example 2

[0037] Embodiment 1 is further optimized, specifically, as Figure 5As shown, the four end corners of the bottom of the box body 1 are fixedly connected with a wire tube 21, the interior of the wire tube 21 is threadedly connected with a screw rod 22, and the bottom of the screw rod 22 is fixedly connected with a boss-type fixing foot 23. By manually adjusting the screw rod 22, the screw rod 22 drives the boss-type fixing foot 23 to rotate, and the boss-type fixing foot 23 at the four end corners can be adjusted to achieve the balance and fixation of the four corners of the box body 1;

[0038] A square groove 24 is provided at the bottom of the box body 1, and a second motor 25 is fixedly connected to the inner top of the square groove 24, and a threaded rod 26 is fixedly connected to the power output end of the second motor 25, and a lifting plate 27 is connected to the outer thread of the threaded rod 26, and the lifting plate 27 is slidably connected to the square groove 24, and universal wheels 28 are fixed to the four end corners of the bottom of the lifting plate 27. When it moves to the specified position, the second motor 25 is started, and the power output end of the second motor 25 drives the threaded rod 26 to rotate, and the threaded rod 26 drives the lifting plate 27 to slide upward or downward inside the square groove 24, and contacts and rises with the ground through the universal wheels 28. At this time, the box body 1 can be moved and adjusted to be balanced and fixed.

[0039] From the above, we can know that:

[0040] The utility model aims at the technical problem that the aqueous solution is not in sufficient contact with the welding waste gas, which affects the effect of absorbing harmful substances, and the waste gas is not treated secondary, resulting in poor treatment effect; the technical solutions of the above embodiments are adopted. At the same time, the implementation process of the above technical solutions is:

[0041] When the box body 1 is to be moved and fixed, since the box body 1 and the second motor 25 are fixedly connected, the power output end of the second motor 25 and the threaded rod 26 are fixedly connected, the threaded rod 26 and the lifting plate 27 are threadedly connected, the square groove 24 and the lifting plate 27 are slidably connected, the lifting plate 27 and the universal wheel 28 are fixedly connected, the box body 1 and the wire tube 21 are fixedly connected, the wire tube 21 and the screw rod 22 are threadedly connected, and the screw rod 22 and the boss-type fixed foot 23 are fixedly connected. When the second motor 25 is started, the power output end of the second motor 25 drives the threaded rod 2 6 rotates, the threaded rod 26 drives the lifting plate 27 to slide downward inside the square groove 24, the universal wheel 28 contacts the ground, and the boss-type fixed foot 23 is separated from the ground. At this time, the box body 1 can be moved. When it moves to the specified position, the second motor 25 is started, and the power output end of the second motor 25 drives the threaded rod 26 to rotate. The threaded rod 26 drives the lifting plate 27 to slide upward inside the square groove 24, the universal wheel 28 rises and is separated from the ground. At the same time, the boss-type fixed foot 23 contacts the ground, and the four corners of the box body 1 can be balanced and fixed by manually adjusting the screw rod 22.

[0042] When the exhaust gas is to be treated, since the box 1 and the mixing drum 3 are fixedly connected, the mixing drum 3 and the universal hose 4 are fixedly connected, the universal hose 4 and the suction hood 5 are fixedly connected, and the universal hose 4 has the function of being able to rotate in any direction, the universal hose 4 is rotated to make the suction hood 5 close to the welding operation, the mixing drum 3 and the spraying ring 6 are fixedly connected, the spraying ring 6 and the nozzle 7 are fixedly connected, the mixing drum 3 and the fixed frame 8 are fixedly connected, the fixed frame 8 and the first motor 9 are fixedly connected, the power output end of the first motor 9 is rotatably connected to the suction fan 10, the first motor 9 and the water pump 11 are started, and the power output of the first motor 9 The end drives the suction fan 10 to rotate, and the suction fan 10 rotates to generate suction, which sucks the exhaust gas generated during electric welding into the universal hose 4 through the suction hood 5. When passing through the spray ring 6, the nozzle 7 evenly fixed inside the spray ring 6 sprays a mist solution with full contact with the exhaust gas to play the role of the first exhaust gas treatment. Then the exhaust fan 13 is started. Since the box body 1 and the processing box 12 are fixedly connected, the processing box 12 and the exhaust fan 13 are fixedly connected, and the processing box 12 and the filter element 14 are slidably connected, the exhaust fan 13 sucks the treated exhaust gas into the processing box 12 and filters it again through the filter element 14 to discharge qualified gas.

[0043] When the filter element 14 has been used for a period of time and the filtering effect is not good, it is replaced. Since the processing box 12 and the filter element 14 are slidably connected, the filter element 14 and the first trapezoidal block 15 are fixedly connected, the first trapezoidal block 15 and the second trapezoidal block 16 are slidably connected, the second trapezoidal block 16 and the round rod 17 are fixedly connected, the round rod 17 and the spring 18 are slidably connected, the round rod 17 and the lifting head 19 are fixedly connected, and the filter element 14 is fixedly connected to the quick-release handle 20. When the lifting head 19 is manually pulled up, the spring 18 is compressed, the lifting head 19 drives the round rod 17 to slide upward, and the round rod 17 drives the second trapezoidal block 16 to The second trapezoidal block 16 slides upward with the first trapezoidal block 15 until they are no longer in contact and move away from each other. At this time, the filter element 14 can be taken out by pulling the quick-release handle 20. When the filter element 14 is to be placed in the processing box 12, the quick-release handle 20 is pushed, the second trapezoidal block 16 contacts the first trapezoidal block 15, the spring 18 is compressed, the second trapezoidal block 16 slides upward, the second trapezoidal block 16 drives the round rod 17, and the round rod 17 drives the lifting head 19 to slide upward. When the first trapezoidal block 15 passes the second trapezoidal block 16, the spring 18 rebounds, and the first trapezoidal block 15 is stuck on one side of the second trapezoidal block 16 to play a role in limiting.

[0044] Through the above configuration, the present application can certainly solve the above technical problems and achieve the following technical effects:

[0045] 1. The utility model adopts the structural design of the mixing mechanism, so that the device can fully contact the waste gas generated by electric welding by spraying the mist water solution, so that the contact is more complete and the reaction effect of the waste gas and the mist water solution is better.

[0046] 2. The utility model uses the structural design of the quick-release mechanism to enable the device to quickly disassemble the filter element 14, making it more convenient to replace the filter element 14, saving time and effort, and improving the quickness of disassembly of consumable parts.

[0047] 3. The utility model adopts the structural design of the lifting mechanism, so that the device can be fixed and moved by lifting the lifting plate 27, making it more stable and reliable when fixed and more convenient and quick when moved.

[0048] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral one; it can be a mechanical connection, an electrical connection, or communication with each other; it can be a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0049] Obviously, the embodiments described above are only some embodiments of the utility model, rather than all embodiments. The preferred embodiments of the utility model are given in the accompanying drawings, but they do not limit the patent scope of the utility model. The utility model can be implemented in many different forms. On the contrary, the purpose of providing these embodiments is to make the understanding of the disclosure of the utility model more thorough and comprehensive. Although the utility model is described in detail with reference to the aforementioned embodiments, for those skilled in the art, it is still possible to modify the technical solutions recorded in the aforementioned specific implementation methods, or to replace some of the technical features therein with equivalents. Any equivalent structure made using the contents of the utility model specification and the accompanying drawings, directly or indirectly used in other related technical fields, is also within the scope of patent protection of the utility model.

Claims

1. An exhaust gas treatment device, characterized in that: The invention comprises a box body (1) and a handle (2), wherein the handle (2) is fixedly connected to both sides of the box body (1), a filter element (14) is mounted on one end of the box body (1), a mixing mechanism is mounted inside the box body (1), the mixing mechanism is used for the exhaust gas generated by electric welding to fully contact with the aqueous solution, and a quick-release mechanism is mounted on one end of the box body (1), the quick-release mechanism is used for quickly replacing the filter element (14); The mixing mechanism comprises a mixing drum (3), a universal hose (4), a suction hood (5), a spray ring (6), a nozzle (7), a fixing frame (8), a first motor (9), a suction fan (10) and a water pump (11); one end of the box (1) is fixedly connected to the mixing drum (3); one end of the mixing drum (3) is fixedly connected to the universal hose (4); one end of the universal hose (4) is fixedly connected to the suction hood (5); the other end of the mixing drum (3) is fixedly connected to the spray ring (6); A plurality of nozzles (7) are evenly distributed and fixed on the inner side of the sprinkler ring (6), and the nozzles (7) all penetrate the mixing drum (3) and extend into the interior of the mixing drum (3). A fixing frame (8) is fixedly connected to the interior of the mixing drum (3), and a first motor (9) is fixedly connected to the interior of the fixing frame (8). A suction fan (10) is fixedly connected to the power output end of the first motor (9). A water pump (11) is fixedly connected to the inner bottom of the box body (1), and the output end of the water pump (11) is fixedly connected to the sprinkler ring (6).

2. The exhaust gas treatment device according to claim 1, characterized in that: The mixing drum (3) forms an acute angle with the horizontal plane.

3. The exhaust gas treatment device according to claim 1, characterized in that: The quick-release mechanism comprises a processing box (12), an exhaust fan (13), a filter core (14), a first trapezoidal block (15), a second trapezoidal block (16), a round rod (17), a spring (18) and a lifting head (19); one end of the box body (1) is fixedly connected to the processing box (12); one end of the processing box (12) is fixedly connected to the exhaust fan (13); one side of the interior of the processing box (12) is slidably connected to the filter core (14); the top of the filter core (14) A first trapezoidal block (15) is fixedly connected, and a second trapezoidal block (16) is slidably connected inside the processing box (12) and located on the top of the filter element (14). The first trapezoidal block (15) is slidably connected to the second trapezoidal block (16). A round rod (17) is fixedly connected to the top of the second trapezoidal block (16), and a spring (18) is slidably connected to the outside of the round rod (17). The round rod (17) passes through the top of the processing box (12) and is fixedly connected to a lifting head (19).

4. The exhaust gas treatment device according to claim 3, characterized in that: A quick-release handle (20) is fixedly connected to one side of the filter core (14).

5. The exhaust gas treatment device according to claim 3, characterized in that: The four end corners of the bottom of the box body (1) are all fixedly connected with a wire tube (21), the interior of the wire tube (21) is threadedly connected with a screw rod (22), and the bottom of the screw rod (22) is fixedly connected with a boss-type fixing foot (23).

6. The exhaust gas treatment device according to claim 5, characterized in that: A square groove (24) is provided at the bottom of the box body (1); a second motor (25) is fixedly connected to the inner top of the square groove (24); a threaded rod (26) is fixedly connected to the power output end of the second motor (25); an external thread of the threaded rod (26) is connected to a lifting plate (27); the lifting plate (27) is slidably connected to the square groove (24); and universal wheels (28) are fixed to the four end corners of the bottom of the lifting plate (27).

7. The exhaust gas treatment device according to claim 6, characterized in that: One end of the box body (1) is fixedly connected to a faucet (29).

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