CN112387031A - A exhaust gas filtering device for chemical production - Google Patents
A exhaust gas filtering device for chemical production Download PDFInfo
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- CN112387031A CN112387031A CN202011171281.9A CN202011171281A CN112387031A CN 112387031 A CN112387031 A CN 112387031A CN 202011171281 A CN202011171281 A CN 202011171281A CN 112387031 A CN112387031 A CN 112387031A
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- fixedly connected
- gas
- chemical production
- filtering device
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/02—Separating dispersed particles from gases, air or vapours by liquid as separating agent by passing the gas or air or vapour over or through a liquid bath
- B01D47/021—Separating dispersed particles from gases, air or vapours by liquid as separating agent by passing the gas or air or vapour over or through a liquid bath by bubbling the gas through a liquid bath
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/60—Combinations of devices covered by groups B01D46/00 and B01D47/00
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
- B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/10—Inorganic adsorbents
- B01D2253/102—Carbon
Abstract
The invention discloses a waste gas filtering device for chemical production, which comprises a box body, wherein the box body comprises a gas washing box, the upper surface of the gas washing box is fixedly connected with an adsorption box through a flange, and the upper surface of the adsorption box is fixedly connected with a transition box through a flange, and the waste gas filtering device has the following beneficial effects that: collect the mechanism through setting up impurity and collect the dirt, do not need frequently to trade water, make the filtering process have the continuity, and adsorb and deposit a large amount of dust particles, effectively prolong the life of active carbon, through setting up circulation adsorption apparatus structure, make waste gas at box inner loop, absorb repeatedly, gaseous compensation mechanism prevents that second centrifugal fan from producing great negative pressure and damaging the box, make the piston piece frequently open in order to prevent the atmospheric pressure difference, the bull stick can be rotated, driven gear passes through the screw thread and drives the movable plate and shift up, the movable plate compresses tightly the spring, make the piston piece open and need bigger pressure differential.
Description
Technical Field
The invention relates to a waste gas filtering device, in particular to a waste gas filtering device for chemical production, and belongs to the technical field of waste gas treatment.
Background
The industrial waste gas treatment refers to the work of pretreating waste gas generated in industrial places such as factories and workshops before the waste gas is discharged to the outside so as to reach the national standard of the external discharge of waste gas, and the general industrial waste gas treatment comprises the aspects of organic waste gas treatment, dust waste gas treatment, acid and alkali waste gas treatment, peculiar smell waste gas treatment, air sterilization, disinfection and purification and the like.
When the waste gas to chemical production is handled, different waste gas composition, concentration are suitable for different waste gas treatment modes, many-sided factors such as comprehensive technology maturity, economic nature and equipment maintenance at present, use the most extensive still activated carbon adsorption method, current activated carbon adsorption method is when adsorbing, adsorb not thoroughly, and do not wash waste gas, lead to a large amount of dusts to get into the adsorption tank, greatly reduced activated carbon's life, and it does not have gas compensation mechanism to filter the jar, the easy decompression in the jar, lead to jar body to break.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides an exhaust gas filtering device for chemical production.
In order to achieve the purpose, the invention adopts the following technical scheme:
the waste gas filtering device for chemical production comprises a box body, wherein the box body comprises a gas washing box, the upper surface of the gas washing box is fixedly connected with an adsorption box through a flange, the upper surface of the adsorption box is fixedly connected with a transition box through a flange, a gas circulation mechanism is arranged outside the box body, a filtering and adsorption mechanism is arranged inside the box body, an impurity collecting mechanism is arranged inside the gas washing box, and a gas compensation mechanism is arranged at the top end of the transition box;
the gas circulation mechanism comprises a one-way valve, the one-way valve is fixedly communicated with the side surface of the lower end of the gas washing box, one end of the one-way valve is connected with a first centrifugal fan through a connecting pipe, the input end of the first centrifugal fan is fixedly communicated with a T-shaped connecting pipe, the two ends of the T-shaped connecting pipe are respectively fixedly communicated with a first electromagnetic valve and a second electromagnetic valve, the surface of the top end of the transition box is fixedly communicated with a second centrifugal fan, and the connecting part of the one-way valve and the gas washing box is fixedly connected with a fine mesh enclosure;
the filtering and adsorbing mechanism comprises a fixing frame, the fixing frame is fixedly connected to the upper end of the inner wall of the gas washing tank, a motor is fixedly connected to the center of the fixing frame, the output end of the motor is fixedly connected with a stirring rod, a liquid inlet is fixedly communicated with one side surface of the upper surface of the gas washing tank, hard air-permeable plates are fixedly connected to the upper end and the lower end of the inner wall of the adsorbing tank, and activated carbon is filled between the two hard air-permeable plates;
the impurity collecting mechanism comprises a frame body, the frame body is fixedly connected to one side surface inside the gas washing box, a semi-cylindrical filter screen is fixedly connected to the surface of the frame body, a through groove is formed in the upper end surface of the frame body, a spiral blade is rotated inside the through groove, a first gear is fixedly connected to the top end of the spiral blade, a second gear is rotatably connected to the lower surface of the fixing frame, a third gear is fixedly connected to the output end of the motor, a solid collecting cavity is formed in one side, close to the frame body, of the lower surface of the gas washing box, and a sewage discharge port is fixedly communicated with the bottom of the solid collecting cavity;
the gas compensation mechanism comprises a box body, the box body is fixedly connected with one end of the upper surface of a gas washing box, a middle block is fixedly connected with the center of the inner part of the box body, a chute is arranged on the lower surface of the middle block, a plurality of side grooves are arranged on the side surface of the bottom end of the chute, a piston block is slidably connected with the inner part of the chute, a slide bar is fixedly connected with the lower surface of the piston block, a spring is sleeved on the surface of the slide bar, a moving plate is slidably connected with the inner bottom end of the box body, a through hole is arranged on the center of the surface of the moving plate, thread grooves are respectively arranged on the two end surfaces of the moving plate, sealing grooves are respectively arranged at the two ends of the surface of the middle block, a circular groove is arranged on the top end surface of the box body, a rotating rod is rotatably connected with the inner, the bottom end surfaces of the two rotating shafts are provided with threads, the top ends of the two rotating shafts are fixedly connected with driven gears, a gas port is formed in one side of the upper surface of the box body, a valve port is formed in the upper surface of the sliding groove, and a gas compensation port is formed in one side, close to the box body, of the upper surface of the transition box.
Preferably, the first electromagnetic valve is communicated with the transition box.
Preferably, the second gear is meshed with both the first gear and the third gear.
Preferably, the spiral blade is attached to the semi-cylindrical filter screen.
Preferably, the gas compensation port is communicated with the box body.
Preferably, the upper end and the lower end of the spring are respectively contacted with the piston block and the moving plate.
Preferably, the driving gear is meshed with both of the driven gears.
Preferably, the two rotating shafts are rotatably connected with the sealing groove through sealing bearings.
Preferably, the slide rod is connected with the through hole in a sliding mode.
Preferably, both of the threads are threadedly connected with their corresponding thread grooves.
The invention provides a waste gas filtering device for chemical production, which has the beneficial effects that:
(1) collect the mechanism through setting up impurity and collect the dirt, do not need frequently to trade water, make the filter process have the continuity, and adsorb and deposit a large amount of dust particles, effectively prolong the life of active carbon, during solid dirt was got rid of the filter screen by centrifugal force in rotatory aquatic, solid dirt was attached to the concave surface of filter screen, during the solid collection chamber of below was pushed into to the dirt on filter screen surface to the spiral leaf, open the drain when necessary and carry out the blowdown, the inlet supplyes the water level simultaneously.
(2) Through setting up circulation adsorption device, make waste gas circulate in the box internal, absorb repeatedly, circulate 2-3 back second centrifugal fan take out the gas after absorbing, supply new waste gas.
(3) Prevent through gaseous compensation mechanism that second centrifugal fan from producing great negative pressure and damaging the box, external atmospheric pressure promotes piston piece lapse and compression spring, and external gas gets into through the side channel after a piston piece gliding a section distance, supplyes inside atmospheric pressure, make the piston piece frequently open in order to prevent the atmospheric pressure difference, can rotate the bull stick, it is rotatory to make the driving gear drive driven gear, driven gear passes through the screw thread and drives the movable plate and shift up, the movable plate compresses tightly the spring, it needs bigger pressure differential to make the piston piece open.
Drawings
FIG. 1 is a schematic structural diagram of an exhaust gas filtering device for chemical production according to the present invention;
FIG. 2 is an external view of a waste gas filtering device for chemical production according to the present invention;
FIG. 3 is an enlarged view of a portion A of FIG. 1 of an exhaust gas filtering device for chemical production according to the present invention;
FIG. 4 is a schematic bottom view of a chute and side groove structure of a waste gas filtering device for chemical production according to the present invention;
FIG. 5 is a top view of a fixing frame of an exhaust gas filtering device for chemical production according to the present invention;
FIG. 6 is an enlarged view of a portion B of FIG. 1 of an exhaust gas filtering device for chemical production according to the present invention;
FIG. 7 is a top view of a filter screen structure of an exhaust gas filtering device for chemical production according to the present invention;
fig. 8 is a rear view of a filter screen structure of an exhaust gas filtering device for chemical production according to the present invention.
In the figure: 1. a box body; 11. a gas washing tank; 12. an adsorption tank; 13. a transition box; 2. a gas circulation mechanism; 21. a one-way valve; 22. a first centrifugal fan; 23. a T-shaped connecting pipe; 24. a first solenoid valve; 25. a second solenoid valve; 26. a second centrifugal fan; 27. a fine mesh enclosure; 3. a filtration and adsorption mechanism; 31. a fixed mount; 32. a motor; 33. a stirring rod; 34. a liquid inlet; 35. a rigid gas permeable plate; 36. activated carbon; 4. an impurity collecting mechanism; 41. a frame body; 42. a filter screen; 43. a through groove; 44. helical leaves; 45. a first gear; 46. a second gear; 47. a third gear; 48. a solids collection chamber; 49. a sewage draining outlet; 5. a gas compensation mechanism; 51. a box body; 52. a middle block; 53. a chute; 54. a piston block; 55. a side groove; 56. a slide bar; 57. moving the plate; 58. a through hole; 59. a spring; 510. a rotating shaft; 511. a circular groove; 512. a rotating rod; 513. a driving gear; 514. a driven gear; 515. a sealing groove; 516. a thread groove; 517. a gas port; 518. a valve port; 519. a thread; 520. and a gas compensation port.
The device comprises a box body 1, a gas washing box 11, an adsorption box 12, a transition box 13, a gas circulation mechanism 2, a one-way valve 21, a first centrifugal fan 22, a T-shaped connecting pipe 23, a first electromagnetic valve 24, a second electromagnetic valve 25, a second centrifugal fan 26, a fine mesh cover 27, a filtering and adsorbing mechanism 3, a fixed frame 31, a motor 32, a stirring rod 33, a liquid inlet 34, a hard ventilating plate 35, active carbon 36, an impurity collecting mechanism 4, a frame body 41, a filtering mesh 42, a through groove 43, a spiral blade 44, a first gear 45, a second gear 46, a third gear 47, a solid collecting cavity 48, a sewage outlet 49, a gas compensation mechanism 5, a box body 51, a middle block 52, a sliding groove 53, a piston block 54, a side groove 55, a sliding rod 56, a moving plate 57, a through hole 58, a spring 59, a rotating shaft 510, a circular groove 511, a rotating rod 512, a driving gear 513, a driven gear 514, a sealing groove 515, threads 519, gas compensation port 520.
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.
Referring to fig. 1-8, a waste gas filtering device for chemical production comprises a box body 1, wherein the box body 1 comprises a gas washing box 11, the upper surface of the gas washing box 11 is fixedly connected with an adsorption box 12 through a flange, the upper surface of the adsorption box 12 is fixedly connected with a transition box 13 through a flange, a gas circulation mechanism 2 is arranged outside the box body 1, a filtering and adsorption mechanism 3 is arranged inside the box body 1, an impurity collecting mechanism 4 is arranged inside the gas washing box 11, a gas compensation mechanism 5 is arranged at the top end of the transition box 13, and the flange connection structure can separate the box body 1, so that the assembly and maintenance are convenient;
the gas circulation mechanism 2 comprises a one-way valve 21, the one-way valve 21 is fixedly communicated with the side surface of the lower end of the gas washing box 11, one end of the one-way valve 21 is connected with a first centrifugal fan 22 through a connecting pipe, the input end of the first centrifugal fan 22 is fixedly communicated with a T-shaped connecting pipe 23, two ends of the T-shaped connecting pipe 23 are respectively fixedly communicated with a first electromagnetic valve 24 and a second electromagnetic valve 25, the top end surface of the transition box 13 is fixedly communicated with a second centrifugal fan 26, a fine mesh enclosure 27 is fixedly connected at the joint of the one-way valve 21 and the gas washing box 11, and the gas circulation mechanism 2 sucks gas to be treated through the centrifugal fan and is subjected to next-stage treatment at the suction;
the filtering and adsorbing mechanism 3 comprises a fixing frame 31, the fixing frame 31 is fixedly connected to the upper end of the inner wall of the gas washing tank 11, a motor 32 is fixedly connected to the center of the fixing frame 31, an output end of the motor 32 is fixedly connected with a stirring rod 33, a liquid inlet 34 is fixedly communicated with one side surface of the upper surface of the gas washing tank 11, hard air-permeable plates 35 are fixedly connected to the upper end and the lower end of the inner wall of the adsorbing tank 12, activated carbon 36 is filled between the two hard air-permeable plates 35, and the filtering and adsorbing mechanism 3 removes dust and particulate matters in waste gas by washing the waste gas with water first, so that the service life of;
the impurity collecting mechanism 4 comprises a frame body 41, the frame body 41 is fixedly connected to one side surface inside the gas washing tank 11, the surface of the frame body 41 is fixedly connected with a semi-cylindrical filter screen 42, a through groove 43 is formed in the upper end surface of the frame body 41, a spiral blade 44 is rotated inside the through groove 43, a first gear 45 is fixedly connected to the top end of the spiral blade 44, a second gear 46 is rotatably connected to the lower surface of the fixing frame 31, a third gear 47 is fixedly connected to the output end of the motor 32, a solid collecting cavity 48 is formed in one side, close to the frame body 41, of the lower surface of the gas washing tank 11, a sewage discharge port 49 is fixedly communicated with the bottom of the solid collecting cavity 48, and the impurity collecting mechanism 4 can collect and collect sludge inside the gas washing tank 11;
the gas compensation mechanism 5 comprises a box body 51, the box body 51 is fixedly connected with one end of the upper surface of the gas washing box 11, the middle block 52 is fixedly connected with the center of the inner part of the box body 51, the lower surface of the middle block 52 is provided with a sliding groove 53, the side surface of the bottom end of the sliding groove 53 is provided with a plurality of side grooves 55, the inner part of the sliding groove 53 is slidably connected with a piston block 54, the lower surface of the piston block 54 is fixedly connected with a sliding rod 56, the surface of the sliding rod 56 is sleeved with a spring 59, the inner bottom end of the box body 51 is slidably connected with a moving plate 57, the surface center of the moving plate 57 is provided with a through hole 58, the surfaces of the two ends of the moving plate 57 are provided with thread grooves 516, the two ends of the surface of the middle block 52 are provided with sealing grooves 515, the top end surface of the box body 51 is provided with a circular groove, thread 519 has all been seted up on the bottom surface of two pivots 510, and gas port 517 has been seted up to the equal fixedly connected with driven gear 514 in top one side of the upper surface of box body 51 of two pivots 510, and valve port 518 has been seted up to the upper surface of spout 53, and gaseous compensation mouth 520 has been seted up to one side that the upper surface of transition case 13 is close to box body 51, and gaseous compensation mechanism 5 is used for protecting incasement gas pressure, prevents that incasement pressure from reducing, leads to the box to break.
The first electromagnetic valve 24 is communicated with the transition box 13, so that gas circulation adsorption is facilitated, and the adsorption is more thorough.
The second gear 46 is engaged with both the first gear 45 and the third gear 47, so as to rotate the spiral blade 44.
The spiral blade 44 is attached to the semi-cylindrical filter screen 42, so that the spiral blade 44 can scrape mud collected on the surface of the filter screen 42 and push the mud into the solid collecting cavity 48 below.
The gas compensation port 520 is communicated with the box body 51, so that external gas can enter the box body 1 conveniently, and the situation that the air pressure in the box body 1 is too low to cause the box body to be shriveled and broken is prevented.
The upper and lower ends of the spring 59 are respectively disposed in contact with the piston block 54 and the moving plate 57, so that the height of the moving plate 57 can be conveniently adjusted.
The driving gear 513 is engaged with both of the driven gears 514, so as to drive the two rotating shafts 510 to rotate.
The two rotating shafts 510 are rotatably connected with the sealing groove 515 through sealing bearings, so that air leakage is prevented.
The sliding rod 56 is slidably connected to the through hole 58 to facilitate the up-and-down sliding of the moving plate 57.
Two threads 519 are in threaded connection with corresponding thread grooves 516, and moving plate 57 is driven by rotating shaft 510 to move up and down.
The working principle is as follows: when the device is used, the second electromagnetic valve 25 is connected with waste gas, the output end of the second centrifugal fan 26 is connected with a lower-level waste gas treatment device, an external power supply is connected, the first centrifugal fan 22 is started, the first electromagnetic valve 24 is closed, the second electromagnetic valve 25 is opened, the waste gas is sucked under the suction force of the first centrifugal fan 22 and is conveyed into the gas washing box 11 through the one-way valve 21 through a connecting pipe, the waste gas is divided into small bubbles when passing through the fine mesh enclosure 27, the motor 32 rotates to drive the stirring rod 33 to rotate, the stirring rod 33 enables the bubbles to be fully contacted with water in water, particulate matters and dust in the water are adsorbed to form solid sludge, the solid sludge is thrown into the filter screen 42 by centrifugal force in the rotating water, the solid sludge is attached to the concave surface of the filter screen 42, the motor 32 drives the second gear 46 to rotate through the third gear 47, the second gear 46 drives the first gear 45 to rotate, the first gear 45 drives the spiral, the helical blade 44 pushes the mud on the surface of the filter screen 42 into the solid collecting cavity 48 below, the sewage outlet 49 is opened to discharge the sewage when necessary, the liquid inlet 34 is replenished with water level, water does not need to be changed frequently, the filtering process has continuity, a large amount of dust particles are adsorbed and precipitated, and the service life of the activated carbon 36 is effectively prolonged.
When the box body 1 is filled with the waste gas, the second electromagnetic valve 25 is closed, the first electromagnetic valve 24 is opened, the first centrifugal fan 22 enables the waste gas to circulate in the box body 1 for repeated absorption, the first electromagnetic valve 24 is closed after 2-3 times of circulation, the second electromagnetic valve 25 is opened, and meanwhile the second centrifugal fan 26 extracts the absorbed gas to supplement new waste gas.
When the first centrifugal fan 22 fails or the second electromagnetic valve 25 fails, in order to prevent the second centrifugal fan 26 from generating a large negative pressure to damage the box 1, the gas compensation mechanism 5 operates, the external gas pushes the piston block 54 to slide downward and compress the spring 59, the external gas enters through the side groove 55 after the piston block 54 slides downward for a certain distance to supplement the internal gas pressure, in order to prevent the gas pressure difference from frequently opening the piston block 54, the rotating rod 512 can be rotated, the driving gear 513 drives the driven gear 514 to rotate the driven gear 514, the moving plate 57 is driven by the thread 519 to move upward, the moving plate 57 compresses the spring 59, a larger pressure difference is required for opening the piston block 54, the high pressure resistance in the box 1 is strong, the positive pressure generated by the centrifugal fan is not enough to damage the box 1, and therefore only negative pressure protection is required.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. The utility model provides a waste gas filter equipment for chemical production, includes box (1), its characterized in that, box (1) is including washing gas case (11).
2. The waste gas filtering device for chemical production according to claim 2, wherein an adsorption tank (12) is fixedly connected to the upper surface of the gas washing tank (11) through a flange, a transition tank (13) is fixedly connected to the upper surface of the adsorption tank (12) through a flange, a gas circulating mechanism (2) is arranged outside the tank body (1), a filtering and adsorbing mechanism (3) is arranged inside the tank body (1), an impurity collecting mechanism (4) is arranged inside the gas washing tank (11), and a gas compensating mechanism (5) is arranged at the top end of the transition tank (13);
the gas circulation mechanism (2) comprises a one-way valve (21), the one-way valve (21) is fixedly communicated with the side surface of the lower end of the gas washing box (11), one end of the one-way valve (21) is connected with a first centrifugal fan (22) through a connecting pipe, the input end of the first centrifugal fan (22) is fixedly communicated with a T-shaped connecting pipe (23), two ends of the T-shaped connecting pipe (23) are respectively and fixedly communicated with a first electromagnetic valve (24) and a second electromagnetic valve (25), the top end surface of the transition box (13) is fixedly communicated with a second centrifugal fan (26), and a fine mesh enclosure (27) is fixedly connected at the joint of the one-way valve (21) and the gas washing box (11);
the filtering and adsorbing mechanism (3) comprises a fixing frame (31), the fixing frame (31) is fixedly connected to the upper end of the inner wall of the gas washing tank (11), a motor (32) is fixedly connected to the center of the fixing frame (31), the output end of the motor (32) is fixedly connected with a stirring rod (33), a liquid inlet (34) is fixedly communicated with one side surface of the upper surface of the gas washing tank (11), hard air-permeable plates (35) are fixedly connected to the upper end and the lower end of the inner wall of the adsorbing tank (12), and activated carbon (36) is filled between the two hard air-permeable plates (35);
the impurity collecting mechanism (4) comprises a frame body (41), the frame body (41) is fixedly connected to one side surface of the inside of the gas washing box (11), a semi-cylindrical filter screen (42) is fixedly connected to the surface of the frame body (41), a through groove (43) is formed in the upper end surface of the frame body (41), a spiral blade (44) is rotated in the through groove (43), a first gear (45) is fixedly connected to the top end of the spiral blade (44), a second gear (46) is rotatably connected to the lower surface of the fixing frame (31), a third gear (47) is fixedly connected to the output end of the motor (32), a solid collecting cavity (48) is formed in one side, close to the frame body (41), of the lower surface of the gas washing box (11), and a drain outlet (49) is fixedly communicated with the bottom of the solid collecting cavity (48);
the gas compensation mechanism (5) comprises a box body (51), the box body (51) is fixedly connected to one end of the upper surface of the gas washing box (11), a middle block (52) is fixedly connected to the center of the interior of the box body (51), a sliding groove (53) is formed in the lower surface of the middle block (52), a plurality of side grooves (55) are formed in the side surface of the bottom end of the sliding groove (53), a piston block (54) is slidably connected to the interior of the sliding groove (53), a sliding rod (56) is fixedly connected to the lower surface of the piston block (54), a spring (59) is sleeved on the surface of the sliding rod (56), a movable plate (57) is slidably connected to the bottom end of the interior of the box body (51), a through hole (58) is formed in the center of the surface of the movable plate (57), thread grooves (516) are formed in the surfaces of two ends of the movable plate (57), and sealing, circular slot (511) have been seted up on the top surface of box body (51), the inside rotation of circular slot (511) is connected with bull stick (512), the bottom fixedly connected with driving gear (513) of bull stick (512), the inside upper surface both ends of box body (51) all are connected with pivot (510) through the bearing rotation, two screw thread (519) have all been seted up on the bottom surface of pivot (510), two the equal fixedly connected with driven gear (514) in top of pivot (510), gas port (517) have been seted up to upper surface one side of box body (51), valve port (518) have been seted up to the upper surface of spout (53), gas compensation mouth (520) have been seted up to one side that the upper surface of transition case (13) is close to box body (51), first solenoid valve (24) and transition case (13) intercommunication.
3. An exhaust gas filtering device for chemical production according to claim 2, wherein the second gear (46) is meshed with both the first gear (45) and the third gear (47).
4. The exhaust gas filtering device for chemical production according to claim 2, wherein the spiral blade (44) is attached to a semi-cylindrical filter net (42).
5. The exhaust gas filtering apparatus for chemical production according to claim 2, wherein the gas compensation port (520) is communicated with the cartridge body (51).
6. The exhaust gas filtering device for chemical production according to claim 2, wherein the upper and lower ends of the spring (59) are respectively disposed in contact with the piston block (54) and the moving plate (57).
7. An exhaust gas filtering device for chemical production according to claim 2, wherein the driving gear (513) is engaged with both of the driven gears (514).
8. The exhaust gas filtering device for chemical production according to claim 2, wherein both of the rotating shafts (510) are rotatably connected with the sealing groove (515) through a sealing bearing.
9. The exhaust gas filtering device for chemical production according to claim 2, wherein the slide rod (56) is slidably connected with the through hole (58).
10. An exhaust gas filtering device for chemical production according to claim 2, wherein both of the threads (519) are threadedly connected to their corresponding thread groove (516).
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| CN202011171281.9A CN112387031B (en) | 2020-10-28 | 2020-10-28 | A exhaust gas filtering device for chemical production |
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| CN202011171281.9A CN112387031B (en) | 2020-10-28 | 2020-10-28 | A exhaust gas filtering device for chemical production |
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| CN112387031A true CN112387031A (en) | 2021-02-23 |
| CN112387031B CN112387031B (en) | 2021-08-27 |
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| CN113398707A (en) * | 2021-07-02 | 2021-09-17 | 深圳市兴梦科技有限公司 | Multiple filtration industrial purifier and use method thereof |
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| CN114522524A (en) * | 2022-03-25 | 2022-05-24 | 广州市粤佳气体有限公司 | Device for separating gas by hydration method |
| CN114571099A (en) * | 2022-04-21 | 2022-06-03 | 中机数控科技（福建）有限公司 | Ultrafast laser processing equipment that flexible sensor made |
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| CN112495136A (en) * | 2021-02-04 | 2021-03-16 | 山东正峰能源装备科技有限公司 | Environment-friendly energy-saving tail gas treatment device for oil refining processing |
| CN113398707A (en) * | 2021-07-02 | 2021-09-17 | 深圳市兴梦科技有限公司 | Multiple filtration industrial purifier and use method thereof |
| CN114471017A (en) * | 2022-01-01 | 2022-05-13 | 浙江易普润滑设备制造有限公司 | Cabinet type modularization oil mist separator |
| CN114522524A (en) * | 2022-03-25 | 2022-05-24 | 广州市粤佳气体有限公司 | Device for separating gas by hydration method |
| CN114571099A (en) * | 2022-04-21 | 2022-06-03 | 中机数控科技（福建）有限公司 | Ultrafast laser processing equipment that flexible sensor made |
| CN116921014A (en) * | 2023-09-16 | 2023-10-24 | 福建敏捷机械有限公司 | Continuous ball mill with automatic feeding function |
| CN116921014B (en) * | 2023-09-16 | 2023-11-24 | 福建敏捷机械有限公司 | Continuous ball mill with automatic feeding function |
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