CN112516734A - A centralized processing system of waste gas for water based paint production - Google Patents
A centralized processing system of waste gas for water based paint production Download PDFInfo
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- CN112516734A CN112516734A CN202011284021.2A CN202011284021A CN112516734A CN 112516734 A CN112516734 A CN 112516734A CN 202011284021 A CN202011284021 A CN 202011284021A CN 112516734 A CN112516734 A CN 112516734A
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- based paint
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- filter screen
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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
- B01D53/007—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 irradiation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
- B01D46/103—Curved filtering elements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/88—Replacing filter elements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G7/00—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
- F23G7/06—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/80—Employing electric, magnetic, electromagnetic or wave energy, or particle radiation
- B01D2259/804—UV light
Abstract
The invention discloses a waste gas centralized treatment system for water-based paint production, which comprises a waste gas acquisition unit and a tail gas treatment unit which are communicated with each other; the tail gas treatment unit comprises photolysis equipment and combustion equipment which are sequentially arranged; the waste gas collecting unit comprises a ground suction passage and a top suction passage, and the waste gas collecting efficiency and the workshop cleanliness can be greatly improved by utilizing the matching of the upper and lower suction positions; ground inhales the passageway and buries the head including burying underground at the workshop earth's surface, through the filter screen that can unsmooth regulation, has realized placing the effect that external liquid got into and the adaptation top was pressed, has promoted processing system's operational reliability.
Description
Technical Field
The invention relates to the technical field of water-based paint production, in particular to a waste gas centralized treatment system for water-based paint production.
Background
In the production of water-based paint, a small amount of volatile harmful gas, suspended material powder and the like inevitably escape from the workshop environment, so that the long-term health of workshop staff is not facilitated. And ventilation system in current workshop is most direct and external air exchange lacks abundant innocent treatment, and the collection ability of waste gas is limited simultaneously, can't keep the air cleanliness in the workshop at high level. Therefore, a waste gas centralized treatment system for water-based paint production, which has strong waste gas collection capacity and good site environment adaptability, is needed to be invented.
Disclosure of Invention
The purpose of the invention is as follows: in order to overcome the defects in the prior art, the invention provides the waste gas centralized treatment system for the production of the water-based paint, which has strong waste gas collection capacity and good site environment adaptability.
The technical scheme is as follows: in order to achieve the aim, the waste gas centralized treatment system for the production of the water-based paint comprises a waste gas acquisition unit and a tail gas treatment unit which are communicated with each other; the tail gas treatment unit comprises photolysis equipment and combustion equipment which are sequentially arranged; the exhaust gas collection unit comprises a ground suction passage; the ground suction passage comprises a ground countersunk head, a first air conveying pipe group and an air conveying pump; the outlet end of the gas transmission pump is communicated and connected with the inlet end of the tail gas treatment unit; the inlet end of the air transmission pump is communicated and connected with the underground head through the first air transmission pipe group;
the buried head comprises a connecting pipe, a filter screen and a plate frame; the plate frame is correspondingly embedded in the ground of the workshop site; the upper surface of the plate frame is flush with the ground; the filter screen is connected and arranged at the top of the plate frame; the filter screen is of an upward convex spherical structure; the circumferential edge of the filter screen is not provided with filter holes; an elastic part is vertically arranged in the plate frame; the lower end of the elastic part is fixedly connected with the plate frame; the upper end of the elastic part is connected with the filter screen; the filter screen can be freely adjusted in a concave-convex mode under the action of the pressure applied to the top of the filter screen and the elastic piece.
Furthermore, a sink groove is arranged on the inner edge of the top of the plate frame; an elastic ring is arranged in the sinking groove; the outer side of the elastic ring is attached to the inner wall of the sinking groove; the inner side of the elastic ring is correspondingly connected with the edge of the filter screen.
Further, the plate frame comprises a fixed piece and a movable piece; the center of the fixing piece is provided with a hole; the movable piece is of an annular structure; the movable piece is connected with the fixed piece in a threaded fit manner; the sinking groove is positioned on the surface of the movable piece; a force application groove is formed in the top of the movable piece; the force application holes are distributed in a centrosymmetric manner.
Further, the waste gas collecting unit also comprises a top suction passage; the top suction passage comprises a top suction head and a second gas transmission pipe group; the top suction head is correspondingly arranged at the top of the workshop site; the top suction head is communicated with the inlet end of the gas transmission pump through the second gas transmission pipe group; the second gas transmission pipe set comprises a main pipe; the top suction head is arranged below the main pipe in a sliding manner; an air guide assembly is arranged in the main pipe; the air guide assembly comprises a rotary drum and a hose; the inner space of the rotary drum is communicated with the outside; one end of the hose is embedded in the rotary drum, and the other end of the hose extends through the trunk pipe and then is communicated with the top suction head; the pairs of the drums are meshed through gears; the hoses corresponding to different drums respectively extend to the outside from two end positions of the main pipe; the pair of the drums has opposite storage states for the hose; and moving the top suction head, and correspondingly and synchronously extending and retracting the hoses at the two ends.
Further, the hose comprises a link strut and a cladding body; the plurality of link brackets are arranged at intervals along the length direction of the hose; the cladding body is arranged outside the link strut in a surrounding manner; the link strut is of a flat ring structure; the coating body is made of elastic materials.
Furthermore, two ends of the rotating drum extend outwards to be connected with annular baffles; the annular baffle deflects away from one edge of the drum in a direction away from a central position of the length of the drum.
Further, the second gas transmission pipe group also comprises a hoisting frame; the hoisting frame comprises a bearing rod and a supporting plate; the bearing rods are symmetrically arranged on two sides of the main pipe; one end of the supporting plate is connected with the bottom of the corresponding bearing rod, and the other end of the supporting plate extends to the center of the bottom of the main trunk pipe; a soft cushion is arranged on one side of the supporting plate facing the trunk pipe; pulling ropes are connected between the supporting plates which are matched in pairs; the traction rope is made of elastic materials and is attached to the bottom of the trunk pipe.
Further, the bearing rod comprises a sleeve rod and an extension rod; the extension rod is in telescopic fit with the sleeve rod; the top of the loop bar is connected with the top of the workshop; the bottom of the extension rod is connected with the supporting plate; a support rod is hinged outside the sleeve rod; the top of the main pipe is fixedly connected with a positioning cylinder; one end of the support rod, which is far away from the sleeve rod, is inserted into the positioning cylinder in a matching way; the extension rod is adjusted in a telescopic mode, and the main pipe is correspondingly controlled to move up and down to tightly support the support rod.
Further, a plurality of positioning cylinders are distributed on the top of the trunk pipe in the circumferential direction; the inner opening section of the positioning cylinder is larger than the stay bar.
Furthermore, guide rails are connected among a plurality of supporting plates positioned on the same side of the main pipe; the guide rail is positioned at the bottom of the supporting plate; the top suction head comprises a mobile station, an air guide cylinder and an induced draft cover; the top of the mobile station is correspondingly matched with the guide rail; the gas cylinder is connected and arranged at the bottom of the mobile station; the corresponding end of the hose is communicated with the gas cylinder and is in inserted fit with the gas cylinder; the induced draft cover is vertically communicated with the bottom of the air cylinder; the air inducing cover is annularly provided with telescopic folds; a plurality of the telescopic folds are distributed at intervals along the vertical direction; and pushing and pulling one end of the induced draft cover, which is far away from the air cylinder, and correspondingly adjusting the extension of the induced draft cover.
Has the advantages that: the invention discloses a waste gas centralized treatment system for water-based paint production, which comprises a waste gas acquisition unit and a tail gas treatment unit which are communicated with each other; the tail gas treatment unit comprises photolysis equipment and combustion equipment which are sequentially arranged; the waste gas collecting unit comprises a ground suction passage and a top suction passage, and the waste gas collecting efficiency and the workshop cleanliness can be greatly improved by utilizing the matching of the upper and lower suction positions; ground inhales the passageway and buries the head including burying underground at the workshop earth's surface, through the filter screen that can unsmooth regulation, has realized placing the effect that external liquid got into and the adaptation top was pressed, has promoted processing system's operational reliability.
Drawings
FIG. 1 is a schematic view of the overall structure of an exhaust gas collection unit;
FIG. 2 is a schematic view of a buried structure;
FIG. 3 is a schematic view of the movable member;
FIG. 4 is a schematic view of the spring mounting;
FIG. 5 is a schematic view of the gas directing assembly;
FIG. 6 is a schematic view of hose telescoping adjustment;
FIG. 7 is a schematic view of a hose construction;
FIG. 8 is a schematic view of a hoisting frame structure;
FIG. 9 is a schematic view of a top suction head structure;
FIG. 10 is a schematic view of the overall structure of the tail gas treatment unit;
fig. 11 is a schematic diagram of local operation of the ultraviolet lamp strip.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
The waste gas centralized treatment system for the production of the water-based paint comprises a waste gas acquisition unit and a tail gas treatment unit which are communicated with each other; the tail gas treatment unit comprises photolysis equipment and combustion equipment which are sequentially arranged; as shown in fig. 1, the exhaust gas collection unit includes a ground suction passage 5; the ground suction passage 5 comprises a ground countersunk head 51, a first air delivery pipe group 52 and an air delivery pump 4; the outlet end of the gas transmission pump 4 is communicated and connected with the inlet end of the tail gas treatment unit; the inlet end of the air transmission pump 4 is communicated and connected with the ground countersunk head 51 through the first air transmission pipe group 52; the ground suction passage has the function of intensively collecting the dissipated waste gas with the molecular weight larger than that of air, so that the problem of space limitation of the traditional hoisting type suction function is solved;
as shown in fig. 2, the ground countersink 51 comprises a connecting pipe 501, a filter screen 502 and a plate frame 503; the plate frame 503 is correspondingly embedded in the ground of the workshop site; the upper surface of the plate frame 503 is flush with the ground, so that the formation of pits for accumulating dust and liquid is avoided, and the potential safety hazard caused by the fact that people walk out of the ground suddenly is avoided; the filter screen 502 is connected and arranged on the top of the plate frame 503; the filter screen 502 is of an upward convex spherical structure; the circumferential edge of the filter screen 502 is not provided with a filter hole, the structure not only obviously reduces the occurrence of stumbling and other problems by the smooth transition of the spherical surface, but also can utilize an edge ring belt which is higher than the ground and is not provided with the filter hole to block the entering of some fluid, thereby ensuring the cleanness of the interior of the pipeline structure; as shown in fig. 4, an elastic member 504 is vertically arranged inside the plate frame 503; the lower end of the elastic piece 504 is fixedly connected with the plate frame 503 through a ring piece 500; the upper end of the elastic piece 504 is connected with the filter screen 502; the filter screen 502 can be freely adjusted in a concave-convex mode under the action of pressure applied to the top and the elastic piece 504; the downward arrow in the figure indicates the pressing force applied to the filter screen 502, and the source of the pressing force may be gravity when the person steps or places other objects during walking; when the pressing force is greater than the upward supporting force provided by the elastic member 504, the filter screen 502 is recessed downward and kept lower than the ground, thereby avoiding damage; when the pressing force is removed, the filter screen 502 can be raised again under the pushing force of the elastic member 504 to restore the original shape.
As shown in fig. 2 and 3, a sinking groove 505 is formed on the top inner edge of the plate frame 503; an elastic ring 506 is arranged in the sinking groove 505; the outer side of the elastic ring 506 is attached to the inner wall of the sinking groove 505; the inner side of the elastic ring 506 is correspondingly connected with the edge of the filter screen 502; the edge of the filter screen 502 can be supported by the sink 505, the edge of the filter screen 502 can be sealed by the elastic ring 506, and the shape of the filter screen 502 can be adjusted more smoothly by the deformation of the elastic ring 506 in the horizontal direction when the filter screen 502 is deformed under pressure.
The plate frame 503 comprises a fixed part 507 and a movable part 508; the fixing part 507 is provided with a central hole; the movable member 508 is an annular structure; the movable piece 508 is connected with the fixed piece 507 in a threaded fit manner, so that when the filter screen 502 is damaged or needs to be cleaned, only the movable piece 508 needs to be taken down, and the complex process of disassembling the whole plate frame 503 is omitted; the sinking groove 505 is positioned on the surface of the moving piece 508; the top of the movable piece 508 is provided with a force application groove 509; the force application holes 509 are distributed in a central symmetry manner; by inserting the rod into the force application hole 509, the movable member 508 can be driven to rotate by pushing and pulling the rod in a tangential direction, so as to complete the screwing or unscrewing process of the screw-fit.
As shown in fig. 1, the exhaust gas collection unit further includes a top suction passage; the top suction passage comprises a top suction head 53 and a second gas transmission pipe group 54; the top suction head 53 is correspondingly arranged at the top of the workshop site; the top suction head 53 is communicated with the inlet end of the gas transmission pump 4 through the second gas transmission pipe group 54; the top suction passage is matched with the ground suction passage, so that the waste gas collection force of the whole space in a workshop can be improved; the second gas transfer tube group 54 includes a trunk tube 55; the top suction head 53 is arranged below the main pipe 55 in a sliding manner; an air guide assembly 56 is arranged inside the main pipe 55; as shown in fig. 5 and 6, the air guide 56 includes a drum 561 and a hose 562; the inner space of the drum 561 is communicated with the outside; one end of the hose 562 is embedded in the drum 561, and the other end of the hose is extended through the trunk pipe 55 and then communicated with the top suction head 53; the pair of the drums 561 are engaged by gears; the hoses 562 corresponding to different drums 561 extend from two end positions of the main pipe 55 to the outside; the pair of the drums 561 are opposite to each other in the stored state of the hoses 562; moving the top suction head 53, and correspondingly and synchronously extending and retracting the hoses 562 at the two ends; in fig. 6, the suction head 53 moves leftwards as indicated by the arrow, and the hoses 562 on both sides are released and contracted synchronously as indicated by the respective arrows, so that the hoses can be kept at a certain tightness degree all the time, and the interference of the overlong hoses with other objects below is avoided.
As shown in fig. 7, the hose 562 includes a link bracket 563 and a cover 564; the link supporting frames 563 are arranged at intervals along the length direction of the hose 562; the cladding body 564 is arranged outside the link strut 563 in a surrounding manner; the link strut 563 is of a flat ring structure; the coating 564 is made of an elastic material; the cross-sectional structure of the flat ring makes the hose 562 easier to be rolled into a bundle, and the elastic coating 564 can adapt to the bending posture of the hose 562, thereby improving the flexibility of hose arrangement.
As shown in fig. 5, annular baffles 565 are connected to and extend outwards from both ends of the drum 561; one side of the annular baffle 565 far away from the rotary drum 561 deflects towards the direction far away from the length center position of the rotary drum 561, and the open type baffle structure can utilize the inclination to correct in time when the hose is contracted and deflected, so that the working reliability of the air guide assembly is improved.
As shown in fig. 8, the second gas tube set 54 further comprises a hoisting frame 57; the hoisting frame 57 comprises a bearing rod 58 and a supporting plate 59; the bearing rods 58 are symmetrically arranged on two sides of the main pipe 55; one end of the supporting plate 59 is connected with the bottom of the corresponding bearing rod 58, and the other end extends to the center of the bottom of the main pipe 55; a cushion 591 is arranged on one side of the supporting plate 59 facing the main pipe 55, so that the requirement on the fitting degree of the surface of the supporting plate 59 can be converted into deformation adaptation of the cushion 591, and the use and installation difficulty and the processing difficulty of the supporting plate are reduced; a pulling rope 592 is connected between the supporting plates 59 which are matched in pairs; the pulling rope 592 is made of elastic materials and attached to the bottom of the trunk pipe 55, and the pulling rope 592 is used for integrating the stress of the bearing rods 58 on the two sides of the trunk pipe 55 into a whole, so that when the two sides are asymmetric, the secondary distribution of the stress can be still performed through the pulling rope 592, and the stability of the whole structure of the hoisting frame is greatly improved.
The bearing rod 58 comprises a sleeve rod 581 and an extension rod 582; the extension rod 582 is in telescopic fit with the sleeve rod 581; the top of the sleeve rod 581 is connected with the top of a workshop; the bottom of the extension rod 582 is connected with the supporting plate 59, and the bearing rod 58 stretches and retracts to drive the main trunk pipe 55 to correspondingly lift, so that the device can better adapt to the field environment; a support bar 583 is hinged outside the sleeve bar 581; the top of the main pipe 55 is fixedly connected with a positioning cylinder 551; one end of the support bar 583 far away from the sleeve bar 581 is inserted into the positioning cylinder 551 in a matching way; the extension rod 582 is adjusted in a telescopic mode, and the main pipe 55 is correspondingly controlled to move up and down to tightly push the support rod 583; the function of the stay 583 is to press the trunk pipe 55 against the surface of the cushion 591; and the flexible regulation of extension rod 582 can correspond the distance between control trunk pipe location section of thick bamboo and vaulting pole 583 promptly, be convenient for at preliminary lifting trunk pipe 55 after aiming at the cooperation, accomplish the tight effect in top of vaulting pole 583.
The plurality of positioning cylinders 551 are distributed on the top of the main pipe 55 in the circumferential direction, and the plurality of positioning cylinders 551 can be correspondingly adapted to the main pipe 55 at a plurality of heights, so that the adaptability to the site environment is further improved; the cross section of the inner opening of the positioning cylinder 551 is larger than that of the support rod 583, so that alignment can be conveniently carried out by overcoming certain included angle dislocation.
As shown in fig. 8 and 9, a guide rail 593 is connected between a plurality of the supporting plates 59 on the same side of the trunk pipe 55; the guide rail 593 is located at the bottom of the pallet 59; the guide rail 593 in fig. 8 is only intended to indicate its mounting position and does not represent its specific shape; the top suction head 53 comprises a mobile station 531, an air guide cylinder 532 and an induced draft cover 533; the top of the mobile station 531 is correspondingly matched with the guide rail 593; the gas cylinder 532 is connected and arranged at the bottom of the mobile station 531; the corresponding end of the hose 562 is communicated with the gas cylinder 532 in an inserting fit; the induced air cover 533 is vertically communicated with the bottom of the air guide cylinder 532 and can be used for covering a place where waste gas escapes, such as an air outlet of stirring equipment, and the like, so that the waste gas recovery efficiency is improved; the air inducing cover 533 is annularly provided with a telescopic pleat 534; a plurality of the telescopic pleats 534 are distributed at intervals along the vertical direction; and pushing and pulling one end of the air inducing cover 533 far away from the air guide cylinder 532, and correspondingly adjusting the extension and retraction of the air inducing cover 533.
In addition, as shown in fig. 10, the tail gas treatment unit specifically includes a gas storage chamber 1 and a photolysis chamber 2; an exhaust fan 11 is arranged at the inlet end of the air storage chamber 1; an air inlet of the exhaust fan 11 is communicated with a paint production workshop through an air supply pipe 12, and waste gas generated and diffused in the workshop environment in the material transferring and stirring processes is pumped into the air storage chamber 1, so that the clean ventilation environment of the workshop can be ensured, and the final low-pollution emission of the waste gas can be ensured; an exhaust pipe 30 is arranged at one end of the air storage chamber 1 far away from the exhaust fan 11; the photolysis chamber 2 is covered on the periphery of the photolysis chamber 2 and the exhaust duct 30; one end of the exhaust pipe 30 is communicated with the air storage chamber 1, and the other end is communicated with the combustion chamber 3; an exhaust port 324 is communicated with one end of the combustion chamber 3 far away from the air storage chamber 1;
as shown in fig. 11, one end of the photolysis chamber 2 is nested with the gas storage chamber 1, and the other end is nested with the exhaust pipe 30; moving the photolysis chamber 2 in a nested orientation, correspondingly changing the length of the exhaust duct 30 inside the photolysis chamber 2; the longer the exhaust duct 30 in the photolysis chamber 2, the longer the flowing exhaust gas is exposed to the illumination light;
an ultraviolet lamp strip 21 is arranged on the inner wall surface of the photolysis chamber 2 along the nesting direction; the ultraviolet lamp strip 21 comprises a lamp tube 211 and a conductive strip 212; the plurality of lamps 211 and the conductive strips 212 are electrically connected in series, which is similar to the connection mode of lamp strips used in the event of arranging an event; one end of the conductive belt 212 close to the exhaust duct 30 is electrically connected with a first electrode of the power supply 9; a moving electrode 19 is arranged at the edge of one end of the gas storage chamber 1 embedded into the photolysis chamber 2; the second electrode of the power supply 9 is electrically connected with the movable electrode 19; the moving electrode 19 is disposed in sliding contact on the conductive strip 212; the conductive band 212 moves synchronously with the photolysis chamber 2, and correspondingly controls the lamp 211 between the movable electrode 19 and the first electrode to be electrified and work; the electrode 19 acts as a sliding switch, and moves synchronously with the gas storage chamber 1, so that the ultraviolet illumination area and the exhaust pipe 30 can be kept in real-time corresponding matching, and the photolysis intensity can be adjusted according to the volatilization conditions and components of different types of coatings, thereby omitting the complicated process of adjusting the power of the ultraviolet lamp and simultaneously considering power consumption adjustment.
The above description is only of the preferred embodiments of the present invention, and it should be noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the invention and these are intended to be within the scope of the invention.
Claims (10)
1. A centralized processing system of waste gas for water based paint production which characterized in that: comprises a waste gas collecting unit and a tail gas processing unit which are communicated with each other; the tail gas treatment unit comprises photolysis equipment and combustion equipment which are sequentially arranged; the exhaust gas collection unit includes a ground suction passage (5); the ground suction passage (5) comprises a ground countersunk head (51), a first air delivery pipe group (52) and an air delivery pump (4); the outlet end of the gas transmission pump (4) is communicated and connected with the inlet end of the tail gas treatment unit; the inlet end of the air transmission pump (4) is communicated and connected with the ground countersunk head (51) through the first air transmission pipe group (52);
the ground countersunk head (51) comprises a connecting pipe (501), a filter screen (502) and a plate frame (503); the plate frame (503) is correspondingly embedded in the ground of the workshop site; the upper surface of the plate frame (503) is flush with the ground; the filter screen (502) is connected and arranged at the top of the plate frame (503); the filter screen (502) is of an upward convex spherical structure; the circumferential edge of the filter screen (502) is not provided with filter holes; an elastic piece (504) is vertically arranged in the plate frame (503); the lower end of the elastic piece (504) is fixedly connected with the plate frame (503); the upper end of the elastic piece (504) is connected with the filter screen (502); the filter screen (502) can be freely adjusted in a concave-convex mode under the action of pressure applied to the top and the elastic piece (504).
2. The exhaust gas centralized treatment system for the production of water-based paint according to claim 1, characterized in that: a sinking groove (505) is formed in the inner edge of the top of the plate frame (503); an elastic ring (506) is arranged in the sinking groove (505); the outer side of the elastic ring (506) is attached to the inner wall of the sinking groove (505); the inner side of the elastic ring (506) is correspondingly connected with the edge of the filter screen (502).
3. The exhaust gas centralized treatment system for the production of water-based paint according to claim 2, characterized in that: the plate frame (503) comprises a fixed piece (507) and a movable piece (508); the fixing piece (507) is provided with a central hole; the movable piece (508) is of an annular structure; the movable piece (508) is in threaded fit connection with the fixed piece (507); the sinking groove (505) is positioned on the surface of the movable piece (508); the top of the movable piece (508) is provided with a force application groove (509); the force application holes (509) are distributed in a central symmetry mode.
4. The exhaust gas centralized treatment system for the production of water-based paint according to claim 1, characterized in that: the waste gas collecting unit also comprises a top suction passage; the top suction passage comprises a top suction head (53) and a second gas transmission pipe group (54); the top suction head (53) is correspondingly arranged at the top of the workshop site; the top suction head (53) is communicated with the inlet end of the air conveying pump (4) through the second air conveying pipe group (54); the second gas transfer tube set (54) comprises a trunk tube (55); the top suction head (53) is arranged below the main pipe (55) in a sliding manner; an air guide component (56) is arranged in the main pipe (55); the air guide assembly (56) comprises a rotary drum (561) and a hose (562); the inner space of the rotary drum (561) is communicated with the outside; one end of the hose (562) is embedded into the drum (561), and the other end of the hose extends through the trunk pipe (55) and then is communicated with the top suction head (53); the pairs of drums (561) are engaged by gears; the hoses (562) corresponding to different drums (561) respectively extend from two end positions of the main pipe (55) to the outside; the pair of the drums (561) is opposite to the flexible pipe (562) in the stored state; the top suction head (53) is moved, and the hoses (562) at the two ends correspondingly extend and retract synchronously.
5. The exhaust gas centralized treatment system for the production of water-based paint according to claim 4, characterized in that: the hose (562) comprises a link bracket (563) and a coating body (564); the link supporting frames (563) are arranged at intervals along the length direction of the hose (562); the cladding body (564) is arranged outside the link strut (563) in a surrounding manner; the link strut (563) is of a flat ring structure; the coating body (564) is made of elastic material.
6. The exhaust gas centralized treatment system for the production of water-based paint according to claim 5, characterized in that: two ends of the rotary drum (561) extend outwards to be provided with annular baffles (565); the annular baffle (565) deflects away from one side of the drum (561) in a direction away from the center of the drum (561).
7. The exhaust gas centralized treatment system for the production of water-based paint according to claim 4, characterized in that: the second gas pipe group (54) further comprises a hoisting frame (57); the hoisting frame (57) comprises a bearing rod (58) and a supporting plate (59); the bearing rods (58) are symmetrically arranged on two sides of the main pipe (55); one end of the supporting plate (59) is connected with the bottom of the corresponding bearing rod (58), and the other end of the supporting plate extends to the center of the bottom of the main trunk pipe (55); a soft pad (591) is arranged on one side of the supporting plate (59) facing the main pipe (55); a traction rope (592) is connected between the supporting plates (59) which are matched in pairs; the pulling rope (592) is made of an elastic material and is attached to the bottom of the trunk pipe (55).
8. The exhaust gas centralized treatment system for the production of water-based paint according to claim 7, characterized in that: the bearing rod (58) comprises a sleeve rod (581) and an extension rod (582); the extension rod (582) is in telescopic fit with the sleeve rod (581); the top of the loop bar (581) is connected with the top of the workshop; the bottom of the extension rod (582) is connected with the supporting plate (59); a support rod (583) is hinged outside the sleeve rod (581); the top of the main pipe (55) is fixedly connected with a positioning cylinder (551); one end of the support rod (583) far away from the sleeve rod (581) is inserted into the positioning cylinder (551) in a matching manner; the extension rod (582) is adjusted in a telescopic mode, and the main trunk pipe (55) is correspondingly controlled to move up and down to tightly push the support rod (583).
9. The exhaust gas centralized treatment system for the production of water-based paint according to claim 8, characterized in that: a plurality of positioning cylinders (551) are distributed on the top of the main pipe (55) along the circumferential direction; the inner opening section of the positioning cylinder (551) is larger than the support rod (583).
10. The exhaust gas centralized treatment system for the production of water-based paint according to claim 7, characterized in that: a guide rail (593) is connected and arranged among a plurality of supporting plates (59) positioned on the same side of the main pipe (55); the guide rail (593) is positioned at the bottom of the pallet (59); the top suction head (53) comprises a mobile station (531), an air guide cylinder (532) and an induced draft cover (533); the top of the mobile station (531) is correspondingly matched with the guide rail (593); the gas cylinder (532) is connected and arranged at the bottom of the mobile station (531); the corresponding end of the hose (562) is communicated with the gas cylinder (532) in an inserting fit; the air inducing cover (533) is vertically communicated with the bottom of the air guide cylinder (532); the air draft cover (533) is annularly provided with a telescopic pleat (534); a plurality of the telescopic pleats (534) are distributed at intervals along the vertical direction; and pushing and pulling one end of the air inducing cover (533) far away from the air cylinder (532), and correspondingly adjusting the extension and retraction of the air inducing cover (533).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011284021.2A CN112516734A (en) | 2020-11-17 | 2020-11-17 | A centralized processing system of waste gas for water based paint production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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