CN117085433B - Purifying device of flue gas waste heat recovery system - Google Patents

Abstract

The invention relates to the technical field of air purification, and particularly provides a purification device of a flue gas waste heat recovery system; the smoke purifying device comprises a purifying bin body, wherein a plurality of smoke purifying modules for purifying and filtering smoke are horizontally arranged in the purifying bin body along the direction of a smoke channel, the smoke purifying modules are vertically lifted and slidingly installed in the purifying bin body, and the purifying bin body comprises a space area for vertically and dislocating and distributing two adjacent smoke purifying modules; the device provided by the invention improves the purification rate of flue gas purification, realizes synchronous ash removal treatment in a non-stop state, ensures the continuity of flue gas purification treatment, and avoids waste of waste heat resources; in addition, the circulation purification time of the flue gas is prolonged, the contact surface of the flue gas filtration purification is increased, and the purification effect of the flue gas purification is greatly improved.

Description

Purifying device of flue gas waste heat recovery system

Technical Field

The invention relates to the technical field of air purification, and particularly provides a purification device of a flue gas waste heat recovery system.

Background

In some industrial production processes, a large amount of flue gas containing heat can be generated, and the actual requirements of energy conservation and environmental protection are considered, so that on one hand, the flue gas containing waste heat can be subjected to heat recovery, and on the other hand, the smoke dust particles in the flue gas are required to be subjected to purification treatment so as to reach the air purification emission standard.

In the prior art, the dust collecting equipment is assembled in the smoke waste heat recovery circulation pipeline to carry out the purification treatment of smoke, but the smoke often contains more smoke particles, the corresponding dust collecting equipment can reach a dust collecting saturation state quickly, the dust collecting equipment needs to be subjected to dust collecting treatment, the dust collecting operation is generally carried out in a shutdown state, the synchronous dust collecting treatment cannot be carried out in a non-shutdown state, the dust collecting operation efficiency is greatly influenced because the dust collecting frequency is higher, and in the shutdown dust collecting state, the continuous waste heat collection of the waste heat air containing the smoke particles cannot be realized, so that the waste of heat resources is caused.

Disclosure of Invention

In order to solve the above problems, the present invention provides a purifying device of a flue gas waste heat recovery system, which is used for solving the problems mentioned in the background art.

In order to achieve the above purpose, the present invention is implemented by adopting the following technical scheme: the purifying device of the flue gas waste heat recovery system comprises a purifying bin body, a plurality of flue gas purifying modules for purifying and filtering flue gas are horizontally arranged in the purifying bin body along the direction of a flue gas channel, the smoke purification modules are vertically lifted and slidably installed in the purification bin body, and the purification bin body comprises a space area for the vertical dislocation distribution of two adjacent smoke purification modules.

The flue gas purification module comprises a filter screen cavity which is vertically arranged in the purification bin body in a sliding manner and is in a cube shape, one side of the bottom end surface of the filter screen cavity is in an open state, and two sides of the filter screen cavity, which are distributed along the direction of a flue gas channel, are filter screen frame plates provided with filter screens; a plurality of smoke interception assemblies are horizontally distributed in the filter screen chamber in the direction perpendicular to the smoke passage, each smoke interception assembly comprises a sliding framework and two interception components, each sliding framework comprises a I-shaped frame, sliding cross beams which are vertically matched with the two I-shaped frames in a sliding mode are symmetrically arranged on the upper side and the lower side of each I-shaped frame, each sliding cross beam is horizontally installed between two filter screen frame plates which are distributed front and back in a sliding mode, and a shaking spring is vertically connected between each sliding cross beam and each I-shaped frame; the two interception parts are symmetrically arranged on the I-shaped frame in a sliding mode in the front-back mode, each interception part comprises an inserting sliding plate which is horizontally matched with the I-shaped frame in a sliding mode, and a tension spring is horizontally connected between each inserting sliding plate and the I-shaped frame; the utility model discloses a filter screen frame board, including grafting slide, filter screen frame board, grafting slide is provided with the cleaning brush towards one side of filter screen frame board, all be provided with the interception brush that is used for intercepting the smoke and dust on being located the both sides face of cleaning brush on the slide.

A serial rod mechanism is arranged among the smoke interception assemblies, the serial rod mechanism comprises two sliding plates which are distributed outside two ends of the filter screen cavity perpendicular to the direction of the smoke passage in a one-to-one correspondence mode and are vertically and slidably arranged between two filter screen frame plates, a serial rod group is rotatably and slidably arranged between the two sliding plates, the serial rod group is arranged on the smoke interception assemblies in a serial mode and is horizontally and rotatably matched with the I-shaped frame, and diamond-shaped cams are arranged between two interception parts of each smoke interception assembly on the serial rod group; the shaft end at one side of the serial rod group is connected with a rotary driving assembly for driving the serial rod group to rotate, the rotary driving assembly is fixed on a sliding plate at the same side, and the shaft end at the other side of the serial rod group is connected with a sliding driving mechanism for driving the serial rod group to slide; when the rotary driving assembly drives the diamond-shaped cam to rotate along with the serial connecting rod group, the diamond-shaped cam drives the two interception parts to slide back to contact the cleaning brush with the screen surface of the filter screen on the same side; when the sliding driving mechanism drives the serial connecting rod group to slide, the serial connecting rod group synchronously drives the plurality of smoke interception assemblies to slide in a reciprocating manner, and the I-shaped frame drives the two interception components to shake up and down.

Preferably, the I-shaped frame comprises a vertical rod and two guide rail cross rods symmetrically fixed at the upper end and the lower end of the vertical rod, and one end of the shaking spring is embedded and fixed in the vertical rod; a plurality of guide pins which are in sliding fit with the sliding cross beam are vertically fixed on the guide rail cross rod; the two ends of the guide rail cross bars are connected with tension springs, and the inserting sliding plate is horizontally inserted and slidably mounted between the two guide rail cross bars.

Preferably, the serial rod group comprises two end rods which are horizontally and rotationally and slidably arranged on the two sliding plates in a one-to-one correspondence manner, and a plurality of limit rod groups which are matched with the smoke interception assemblies in a one-to-one correspondence manner are sequentially and fixedly arranged between the two end rods in series; the two sides of the vertical rod facing the two interception components are communicated with each other, the diamond cams are located in the built-in grooves, the limiting rod group comprises two limiting rods which are symmetrically arranged and horizontally rotate and are arranged on the vertical rod, the diamond cams are fixed between the two limiting rods, limiting check rings are arranged on the limiting rods, and the limiting contact of the vertical rod is between the two limiting check rings.

Preferably, the sliding driving mechanism comprises a wave block, the upper end surface of the wave block is provided with a wave surface which continuously fluctuates and extends along the axial direction of the series rod group, one end of the wave block is fixedly provided with a connecting frame which is fixed between two filter screen frame plates, the other end of the wave block is fixedly provided with a cylinder fixing plate, a driving cylinder is horizontally fixed on the cylinder fixing plate, a sliding rod is horizontally and slidably arranged along the output direction of the driving cylinder, one end of the sliding rod is connected with a bridging plate between the output end of the driving cylinder, the other end of the sliding rod is fixedly provided with a driving block, the bottom of the driving block is vertically and slidably provided with a driven block, an end rod on the same side as the driven block is rotatably arranged on the driven block through a bearing, and the bottom of the driven block is horizontally and rotatably provided with a roller which is in rolling contact with the wave surface of the wave block.

Preferably, the rotary driving assembly comprises a plurality of guide posts horizontally fixed on the sliding plate, a plurality of motor bases are mounted on the guide posts in a sliding mode, a driving motor is horizontally fixed on the motor bases, and the shaft end of the end rod on the same side as the rotary driving assembly is fixed on an output shaft of the driving motor.

Preferably, the bottom of the driving block is vertically provided with two plugging sliding blocks, and the top of the driven block is provided with two plugging sliding grooves which are in sliding plugging fit with the two plugging sliding blocks.

Preferably, the top of the purifying bin body is vertically fixed with a plurality of electric lifting rods which are matched with the smoke interception assemblies one by one, and the output rods of the electric lifting rods are fixed on the top end face of the filter screen chamber of the smoke interception assembly which is correspondingly arranged.

Preferably, the interception brush and the cleaning brush are detachably fixed on the outer side wall of the plug-in sliding plate.

The technical scheme has the following advantages or beneficial effects: the invention provides a purifying device of a flue gas waste heat recovery system, which can realize multiple flue gas purification and filtration through a plurality of flue gas purification modules distributed in a purifying bin, can improve the purification rate and the purification effect of flue gas purification, and can perform staggered alternate automatic ash removal treatment, so that synchronous ash removal treatment under a non-stop state is realized, the continuity of flue gas purification treatment is ensured, and waste of waste heat resources is avoided; in addition, in the flue gas purification module, through the cooperation setting of filter screen cavity and a plurality of smoke and dust interception assemblies of assembly in the cavity, prolonged the circulation purifying time of flue gas, increased flue gas filtration purification's contact surface, improved flue gas purification's purifying effect greatly, and the deashing structure from the area can accomplish the shake deashing of brush hair and to the clearance of filter screen mesh face in step voluntarily, sustainable the purifying and dedusting effect who maintains the cavity.

Drawings

The invention and its features, aspects and advantages will become more apparent from the detailed description of non-limiting embodiments with reference to the following drawings. Like numbers refer to like parts throughout the several views, and are not intended to scale, emphasis instead being placed upon illustrating the principles of the invention.

Fig. 1 is a schematic perspective view of a purifying device of a flue gas waste heat recovery system.

Fig. 2 is a perspective partial sectional view of a purifying device of a flue gas waste heat recovery system provided by the invention.

Fig. 3 is a perspective view of a purification device of a flue gas waste heat recovery system in a state of detaching a top plate.

Fig. 4 is a perspective view of the flue gas cleaning module at a first view angle.

Fig. 5 is a perspective view of the flue gas cleaning module at a second view angle.

Fig. 6 is a perspective view of the flue gas cleaning module at a third view angle.

Fig. 7 is a perspective partial cross-sectional view of the flue gas cleaning module.

Fig. 8 is a perspective sectional view of a part of the structure of the flue gas cleaning module.

Fig. 9 is a partial enlarged view at a in fig. 8.

Fig. 10 is a partial enlarged view at B in fig. 8.

FIG. 11 is a perspective view of the soot interception assembly.

Fig. 12 is a perspective partial cross-sectional view of the smoke interception assembly.

Fig. 13 is another perspective partial cross-sectional view of the smoke intercept assembly.

Fig. 14 is a partial enlarged view at C in fig. 13.

Fig. 15 is an assembled plan sectional view of the driving block and the driven block.

In the figure: 01. purifying the bin body; 011. an ear chamber side plate; 0111. a guide rail; 0112. an ear chamber; 012. a louver side plate; 0121. a ventilation hood; 013. a top plate; 02. a flue gas purification module; 1. a screen chamber; 11. a screen frame plate; 111. a filter screen; 112. a horizontal slide rail; 113. a vertical slide rail; 12. a top sealing plate; 13. a side sealing plate; 14. an electric lifting rod; 2. a smoke interception assembly; 3. a sliding skeleton; 31. the I-shaped frame; 311. a vertical rod; 3111. a built-in groove; 312. a rail cross bar; 3121. a tension spring; 3122. a shaking spring; 3123. a guide pin; 32. a sliding cross beam; 4. an interception member; 41. a plug-in sliding plate; 42. intercepting brushes; 43. cleaning brushes; 5. a tandem lever mechanism; 51. a sliding plate; 52. a string linkage; 521. a limit rod group; 5211. a limit rod; 5212. a limit retainer ring; 5213. a diamond cam; 522. an end rod; 6. a rotary drive assembly; 61. a guide post; 62. a motor base; 63. a driving motor; 7. a slide driving mechanism; 71. wave blocks; 711. a connecting frame; 712. a cylinder fixing plate; 72. a driving cylinder; 73. a bridging plate; 74. a slide bar; 75. a driving block; 751. a plug-in sliding block; 76. a driven block; 761. a plug-in chute; 762. and a roller.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

In order that those skilled in the art will better understand the present invention, the following description will be given in detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1, 2 and 3, a purifying device of a flue gas waste heat recovery system comprises a purifying bin body 01, wherein a plurality of flue gas purifying modules 02 for purifying and filtering flue gas are horizontally arranged in the purifying bin body 01 along the direction of a flue gas channel, the specific assembly number of the flue gas purifying modules 02 is selected and installed according to actual needs, and in the embodiment, the number of the flue gas purifying modules 02 is preferably four; the smoke purification modules 02 are vertically lifted and slidingly installed in the purification bin body 01, and the purification bin body 01 comprises a space area for vertically dislocating and distributing two adjacent smoke purification modules 02.

As shown in fig. 1, 2 and 3, the purifying bin body 01 comprises two oppositely arranged wind window side plates 012, a ventilation hood 0121 is welded on the outer side wall of the wind window side plates 012 at the position of a window, and the direction of a flue gas channel is the horizontal through direction between the two ventilation hoods 0121; an ear chamber side plate 011 is welded between the two air window side plates 012, the two ear chamber side plates 011 are symmetrically arranged left and right, four ear chambers 0112 which are arranged in one-to-one correspondence with the four flue gas purification modules 02 and are outwards protruded are arranged on the ear chamber side plates 011, and guide rails 0111 are vertically welded at positions between any two adjacent ear chambers 0112 on the inner side wall of the ear chamber side plates 011. The top of the purifying bin body 01 is fixed with a top plate 013 through bolt sealing, and the bottom of the purifying bin body 01 can be provided with a collecting bin for collecting smoke dust. In addition, it should be noted that a circulation pipeline is provided on the collection bin in a communicating manner, and part of the flue gas which is not purified and filtered by the flue gas purification module 02 can be led into the flue gas inlet pipeline again through the circulation pipeline.

As shown in fig. 2, 3, 4, 5, 6 and 8, the flue gas purifying module 02 comprises a vertically sliding filter screen chamber 1 arranged in a purifying bin body 01 and in a cube shape, wherein the bottom end of the filter screen chamber 1 is in an open state so as to facilitate the falling of smoke dust during ash removal, and two sides of the filter screen chamber 1, which are arranged along the flue gas channel direction, are filter screen frame plates 11 provided with filter screens 111; the screen frame plates 11 are vertically slidably mounted between left and right spaced rails 0111. In order to improve the butt joint tightness of the adjacent filter screen cavities 1 and the window of the wind window side plate 012, the filter screen frame plates 11 in the two flue gas purification modules 02 which are arranged close to the wind window side plate 012 are attached to the inner side walls of the wind window side plate 012, and the introduced and exhausted flue gas directly flows from the filter screen 111. Horizontal sliding rails 112 are welded at the upper edge and the lower edge of the inner side walls of the two filter screen frame plates 11 in the filter screen chamber 1, top sealing plates 12 are welded between the top ends of the two filter screen frame plates 11, side sealing plates 13 are detachably mounted at positions, close to the left side and the right side, between the two filter screen frame plates 11 through bolts, and vertical sliding rails 113 located outside the side sealing plates 13 are welded at the left side and the right side of the filter screen frame plates 11. The flue gas containing waste heat is introduced and discharged at the two filter screen frame plates 11 in the flue gas purifying module 02, and the flue gas is intercepted and filtered by the two filter screens 111.

As shown in fig. 7, 8, 9, 11, 12 and 13, a plurality of smoke interception assemblies 2 are horizontally distributed in the direction vertical to the flue gas channel in the filter screen chamber 1, four electric lifting rods 14 which are in one-to-one corresponding fit with the four smoke interception assemblies 2 are vertically fixed at the top end of the top plate 013 through bolts, and output rods of the electric lifting rods 14 are fixed on the top sealing plate 12. The smoke interception assembly 2 comprises a sliding framework 3 and two interception components 4, the sliding framework 3 comprises an I-shaped frame 31, sliding cross beams 32 which are vertically matched with the I-shaped frame 31 in a sliding mode are symmetrically arranged on the upper side and the lower side of the I-shaped frame 31, the sliding cross beams 32 are horizontally arranged between horizontal sliding rails 112 which are distributed front and back, the I-shaped frame 31 comprises a vertical rod 311 and two guide rail cross rods 312 which are symmetrically welded at the upper end and the lower end of the vertical rod 311, a shaking spring 3122 is welded between the sliding cross beams 32 and the guide rail cross rods 312, one end of the shaking spring 3122 vertically penetrates through the guide rail cross rods 312 and is embedded and fixed in the vertical rod 311, and the shaking spring 3122 is centrally arranged in the long side direction of the guide rail cross rods 312; a plurality of guide pins 3123 in sliding fit with the sliding cross beam 32 are vertically welded on the guide rail cross beam 312, and the plurality of guide pins 3123 are symmetrically distributed on two sides of the shaking spring 3122; both ends of the rail cross bar 312 are connected with tension springs 3121. The two interception parts 4 are symmetrically arranged on the I-shaped frame 31 in a sliding way back and forth, the interception parts 4 comprise inserting sliding plates 41 which are horizontally arranged between the two guide rail cross bars 312 in a sliding fit way, and the inserting sliding plates 41 are welded on two tension springs 3121 on the same side; the grafting slide 41 is provided with cleaning brush 43 towards the one side of filter screen frame board 11, all is provided with the interception brush 42 that is used for intercepting the smoke and dust on the both sides face that is about cleaning brush 43 symmetric distribution on the grafting slide 41. In this embodiment, the bristles of the interception brush 42 and the cleaning brush 43 are made of nylon, and the interception brush 42 and the cleaning brush 43 need to be replaced irregularly as consumables, so that the interception brush 42 and the cleaning brush 43 can be detached and fixed on the outer side wall of the plugging slide plate 41 for replacement conveniently, and can be detached directly during replacement. In this embodiment, the interception brush 42 is mainly used for intercepting the smoke particles, and the cleaning brush 43 has the function of intercepting the smoke particles, is mainly used for cleaning the screen surface of the filter screen 111, and has the advantages that the bristles are densely distributed, so that the contact surface with the smoke particles is greatly enlarged, gaps between the bristles are smaller, the circulation speed of smoke is slowed down, the interception effect of the smoke particles is enhanced on the basis of lengthening the interception time, and therefore, when the smoke is introduced into the cavity of the filter screen cavity 1, the smoke is mainly circulated from the gaps between the bristles, and a large amount of smoke particles can be intercepted on the bristles.

In the invention, after more smoke particles are intercepted and collected in the smoke purification module 02, the smoke particles are filled in the cavity of the filter screen cavity 1 and are adhered to the surface of the filter screen 111, so that the normal circulation of smoke is influenced, and meanwhile, the interception of the smoke particles is basically saturated, so that the smoke purification module 02 needs to be subjected to periodical ash removal treatment to ensure and maintain a purification state.

As shown in fig. 5, 8, 9, 10, 13 and 14, in particular, a serial rod mechanism 5 is arranged between a plurality of smoke interception assemblies 2 in the filter screen chamber 1, the serial rod mechanism 5 comprises two sliding plates 51 which are distributed outside two ends of the filter screen chamber 1 perpendicular to the direction of the smoke passage and are slidably arranged between two vertical sliding rails 113 on the same side, a serial connecting rod group 52 is rotatably and slidably arranged between the two sliding plates 51, the serial rod group 52 is arranged on the plurality of smoke interception assemblies 2 in serial connection and is horizontally and rotatably matched with the i-shaped frame 31, and a diamond-shaped cam 5213 is arranged between two interception parts 4 positioned in each smoke interception assembly 2 on the serial rod group 52; the serial connecting rod group 52 comprises two end rods 522 which are horizontally and rotatably and slidably arranged on the two sliding plates 51 in a one-to-one correspondence manner, the end rods 522 are arranged in a penetrating manner from inside to outside at the side sealing plates 13 on the same side, the side sealing plates 13 are provided with position avoidance holes for movably avoiding positions of the end rods 522, and a plurality of limiting rod groups 521 which are arranged in one-to-one correspondence with the plurality of smoke interception assemblies 2 are sequentially and fixedly connected in series between the two end rods 522; the two sides of the vertical rod 311 facing the two interception parts 4 are provided with built-in grooves 3111 in a penetrating way, the diamond-shaped cams 5213 are positioned in the built-in grooves 3111, the limiting rod group 521 comprises two limiting rods 5211 which are symmetrically arranged and horizontally and rotatably arranged on the vertical rod 311, the diamond-shaped cams 5213 are welded between the two limiting rods 5211, limiting check rings 5212 are arranged on the limiting rods 5211, and the vertical rod 311 is in limiting contact between the two limiting check rings 5212, so that when the limiting rod group 521 integrally and horizontally moves, the whole smoke interception assembly 2 can slide by pushing the vertical rod 311; in addition, one end of the end rod 522 and one end of the limit rod 5211 are welded with a butt flange, two adjacent limit rod groups 521 are connected by the butt flange, and the limit rod 5211 and the end rod 522 are connected by the butt flange.

As shown in fig. 7, 8, 9 and 10, the shaft end of one end rod 522 is connected with a rotary driving assembly 6 for driving the rotary driving assembly to rotate, the rotary driving assembly 6 is fixed on the sliding plate 51 on the same side, and the shaft end of the other end rod 522 is connected with a sliding driving mechanism 7 for driving the rotary driving assembly to slide; when the rotary driving assembly 6 drives the diamond-shaped cam 5213 to rotate along with the serial connecting rod group 52, the diamond-shaped cam 5213 drives the two interception members 4 to slide back and enables the cleaning brush 43 to be in mesh surface contact with the filter screen 111 at the same side; when the sliding driving mechanism 7 drives the serial link group 52 to slide, the serial link group 52 synchronously drives the plurality of smoke interception assemblies 2 to slide back and forth, and the i-shaped frame 31 drives the two interception members 4 to shake up and down.

As shown in fig. 9, 10 and 15, the sliding driving mechanism 7 includes a wave block 71, an upper end surface of the wave block 71 is provided with a wave surface extending continuously along an axial direction of the series rod group 52, one end of the wave block 71 is welded with a connecting frame 711 welded between two filter screen frame plates 11, the other end of the wave block 71 is welded with a cylinder fixing plate 712, a driving cylinder 72 is horizontally fixed on the cylinder fixing plate 712, and a sliding rod 74 is horizontally slidably mounted along an output direction of the driving cylinder 72, it should be noted that in this embodiment, the driving cylinder 72 is an existing reciprocating cylinder, one end of the sliding rod 74 is connected with an output end of the driving cylinder 72 through a bolt, the other end of the sliding rod 74 is welded with a driving block 75, a bottom of the driving block 75 is vertically slidably mounted with a driven block 76, a bottom end of the driving block 75 is vertically provided with two plugging slide blocks 751, and two plugging slide grooves 761 slidably mated with the two plugging slide blocks 751 are provided at a top end of the driven block 76. The end rod 522 on the same side as the driven block 76 is rotatably mounted on the driven block 76 through a bearing, and the bottom end of the driven block 76 is horizontally rotatably mounted with a roller 762 in rolling contact with the wave surface of the wave block 71. The rotary driving assembly 6 comprises four guide posts 61 which are horizontally welded on the sliding plate 51, the axes of the guide posts 61 are parallel to the axis of the serial rod group 52, a motor base 62 is mounted on the four guide posts 61 in a sliding mode, a driving motor 63 is horizontally fixed on the motor base 62 through bolts, and the shaft ends of end rods 522 on the same side of the rotary driving assembly 6 are fixed on the output shafts of the driving motor 63. In the present embodiment, the drive motor 63 is a conventional gear motor, and can maintain a low-speed rotation output.

In the invention, multiple purification treatment of flue gas is realized by arranging a plurality of flue gas purification modules 02 in the flue gas flowing direction, so that the purification rate of flue gas purification is improved, in addition, a space area for lowering the flue gas purification modules 02 is reserved in the purification bin body 01, so that the device provided by the invention can carry out staggered ash removal treatment on the plurality of flue gas purification modules 02 under the condition that continuous purification treatment is kept without stopping the machine, for example, when ash removal is needed, the electric lifting rod 14 can drive the flue gas purification modules 02 which are positioned at one position and three positions in the flue gas channel direction to descend into the reserved space area (see fig. 2), and the flue gas purification modules 02 at one position and three positions are automatically subjected to ash removal treatment, so that the flue gas purification modules 02 at two positions and four positions continue to keep the purification treatment state, and when ash removal is needed again, the flue gas purification modules 02 at two positions and four positions are lowered and then alternately carried out. In addition, the top sealing plate 12 of the filter screen chamber 1 well forms a partition between the upper purifying space area and the lower ash removing space area, so that the series flow of smoke and smoke particles between the upper area and the lower area is avoided.

When the smoke purification module 02 is automatically cleaned, the smoke purification module 02 is lowered into the reserved space area. Then, the driving cylinder 72 is started to keep the output rod in a reciprocating telescopic state, and the driving motor 63 is started to keep the output shaft in a uniform rotation state; on the one hand, the driving cylinder 72 drives the sliding rod 74 to reciprocate through the bridging plate 73, the sliding rod 74 drives the driven block 76 matched with the driving block 75 in an inserting way to reciprocate synchronously, the driven block 76 drives the serial rod group 52 to reciprocate between the two sliding plates 51 through the end rod 522 connected with one end, the serial rod group 52 pushes the smoke interception assemblies 2 to synchronously reciprocate along the horizontal sliding rail 112, meanwhile, under the guidance of the four guide posts 61, the driving motor 63 synchronously moves along with the serial rod group 52, in addition, when the driven block 76 reciprocates along the wavy surface of the wavy block 71, the roller 762 reciprocates and vertically slides under the inserting sliding guide of the driving block 75, the driven block 76 drives the serial rod group 52 to vertically reciprocate under the sliding fit guide of the two sliding plates 51 and the vertical sliding rail 113, and the two sliding cross beams 32 slide between the two filter frame plates 11 in the smoke interception assembly 2, the vertical shaking position of the serial rod group is kept unchanged, and the brush frame members 31 are automatically shaken under the elastic connection of the spring 3122 and the guide pin frame 31 to automatically shake the whole brush and stop the brush and shake the whole brush rod group 52, so that the shaking of the brush and the whole brush rod group 52 is automatically stopped and the shaking and the brush rod group is completely and blocked by the shaking and the shaking guide frame member 43 is completely; on the other hand, the driving motor 63 will drive the serial link group 52 to integrally rotate, the diamond-shaped cam 5213 will rotate along with it, then the diamond-shaped cam 5213 will also synchronously drive the two interception members 4 to reciprocate along the upper and lower rail crossbars 312 under the elastic force of the tension spring 3121, when the two interception members 4 slide back, the cleaning brush 43 will gradually cling to the screen 111 on the same side, during the process of clinging to the screen 111, the cleaning brush 43 will basically complete the covering cleaning of the whole screen 111, when the two interception members 4 slide opposite, the two interception members can separate from the screen 111, and in the process of shaking generated in the separated state, the dust particles adhered by cleaning will shake off immediately; the bottom of the purifying bin body 01 can be provided with a collecting bin specially used for collecting smoke dust, an existing auger conveyor can be installed at the collecting bin, and the shaken-off smoke dust particles after automatic ash removal treatment fall into the collecting bin in a concentrated manner, and the smoke dust can be transferred and conveyed to the outside through the auger conveyor for centralized treatment.

The invention provides a purifying device of a flue gas waste heat recovery system, which can realize multiple flue gas purification and filtration through a plurality of flue gas purification modules 02 distributed in a purifying bin body 01, can improve the purification rate and the purification effect of flue gas purification, and the plurality of flue gas purification modules 02 can perform staggered alternating automatic ash removal treatment, so that synchronous ash removal treatment in a non-stop state is realized, the continuity of flue gas purification treatment is ensured, and waste of waste heat resources is avoided; in addition, in the flue gas purification module 02, through the cooperation setting of filter screen cavity 1 and a plurality of smoke and dust interception assemblies 2 of assembly in the cavity, prolonged the circulation purifying time of flue gas, increased flue gas filtration purification's contact surface, improved flue gas purification's purifying effect greatly, and the deashing structure from taking can accomplish the shake deashing of brush hair and to the clearance of filter screen 111 guipure automatically and synchronously, sustainable maintenance cavity's purifying and dedusting effect.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "connected," "mounted," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.

The preferred embodiments of the present invention have been described above. It is to be understood that the invention is not limited to the specific embodiments described above, wherein devices and structures not described in detail are to be understood as being implemented in a manner common in the art; any person skilled in the art will make many possible variations and modifications, or adaptations to equivalent embodiments without departing from the technical solution of the present invention, which do not affect the essential content of the present invention. Therefore, any simple modification, equivalent variation and modification of the above embodiments according to the technical substance of the present invention still fall within the scope of the technical solution of the present invention.

Claims (5)

1. The utility model provides a flue gas waste heat recovery system purifier, includes purification storehouse body (01), its characterized in that: a plurality of flue gas purification modules (02) for purifying and filtering flue gas are horizontally arranged in the purification bin body (01) along the flue gas channel direction, the flue gas purification modules (02) are vertically lifted and slidingly installed in the purification bin body (01), and the purification bin body (01) comprises a space region for vertically and dislocating and distributing two adjacent flue gas purification modules (02); wherein:

the flue gas purification module (02) comprises a vertically sliding filter screen chamber (1) which is arranged in a purification bin body (01) and is in a cube shape, one side of the bottom end surface of the filter screen chamber (1) is in an open state, and two sides of the filter screen chamber (1) which are distributed along the flue gas channel direction are filter screen frame plates (11) provided with filter screens (111); a plurality of smoke interception assemblies (2) are horizontally distributed in the filter screen chamber (1) in the direction perpendicular to the flue gas channel, each smoke interception assembly (2) comprises a sliding framework (3) and two interception components (4), each sliding framework (3) comprises an I-shaped frame (31), sliding cross beams (32) which are vertically matched with the I-shaped frames (31) in a sliding mode are symmetrically arranged on the upper side and the lower side of each I-shaped frame, each sliding cross beam (32) is horizontally installed between two filter screen frame plates (11) which are distributed front and back in a sliding mode, and shaking springs (3122) are vertically connected between each sliding cross beam (32) and each I-shaped frame (31); the two interception parts (4) are symmetrically arranged on the I-shaped frame (31) in a sliding mode in the front-back direction, the interception parts (4) comprise insertion sliding plates (41) which are horizontally matched with the I-shaped frame (31) in a sliding mode, and tension springs (3121) are horizontally connected between the insertion sliding plates (41) and the I-shaped frame (31); a cleaning brush (43) is arranged on one side of the plug-in sliding plate (41) facing the filter screen frame plate (11), and interception brushes (42) for intercepting smoke dust are arranged on two side plate surfaces of the plug-in sliding plate (41) which are symmetrically distributed with respect to the cleaning brush (43);

the I-shaped frame (31) comprises a vertical rod (311) and two guide rail cross rods (312) symmetrically fixed at the upper end and the lower end of the vertical rod (311), and one end of the shaking spring (3122) is embedded and fixed in the vertical rod (311); a plurality of guide pins (3123) which are in sliding fit with the sliding cross beam (32) are vertically fixed on the guide rail cross rod (312); both ends of the guide rail cross bars (312) are connected with tension springs (3121), and the inserting sliding plate (41) is horizontally inserted and slidingly arranged between the two guide rail cross bars (312);

a serial rod mechanism (5) is arranged among the smoke interception assemblies (2), the serial rod mechanism (5) comprises two sliding plates (51) which are distributed outside two ends of the filter screen cavity (1) perpendicular to the direction of a smoke passage and are vertically and slidably arranged between two filter screen frame plates (11), a serial rod group (52) is rotatably and slidably arranged between the two sliding plates (51), the serial rod group (52) is arranged on the smoke interception assemblies (2) in series and is horizontally and rotatably matched with the I-shaped frame (31), and diamond-shaped cams (5213) are arranged between the two interception parts (4) which are positioned in each smoke interception assembly (2) on the serial rod group (52); the shaft end at one side of the series rod group (52) is connected with a rotary driving assembly (6) for driving the rotary driving assembly to rotate, the rotary driving assembly (6) is fixed on a sliding plate (51) at the same side, and the shaft end at the other side of the series rod group (52) is connected with a sliding driving mechanism (7) for driving the rotary driving assembly to slide; when the rotary driving assembly (6) drives the diamond-shaped cam (5213) to rotate along with the serial connecting rod group (52), the diamond-shaped cam (5213) drives the two interception parts (4) to slide back to back and enables the cleaning brush (43) to be in mesh surface contact with the filter screen (111) on the same side; when the sliding driving mechanism (7) drives the serial connecting rod group (52) to slide, the serial connecting rod group (52) synchronously drives the plurality of smoke interception assemblies (2) to slide back and forth, and the I-shaped frame (31) drives the two interception parts (4) to shake up and down;

the serial rod group (52) comprises two end rods (522) which are horizontally and rotationally and slidably arranged on the two sliding plates (51) in a one-to-one correspondence manner, and a plurality of limit rod groups (521) which are arranged in a one-to-one correspondence and matched manner with the smoke interception assemblies (2) are sequentially and fixedly connected in series between the two end rods (522); the two sides of the vertical rod (311) facing the two interception components (4) are provided with built-in grooves (3111) in a penetrating way, the diamond-shaped cams (5213) are positioned in the built-in grooves (3111), the limiting rod group (521) comprises two limiting rods (5211) which are symmetrically arranged and horizontally rotatably arranged on the vertical rod (311), the diamond-shaped cams (5213) are fixed between the two limiting rods (5211), the limiting rods (5211) are provided with limiting check rings (5212), and the vertical rod (311) is in limiting contact between the two limiting check rings (5212);

the sliding driving mechanism (7) comprises a wave block (71), the upper end face of the wave block (71) is provided with a wave surface which continuously extends along the axial direction of the series rod group (52), one end of the wave block (71) is fixedly provided with a connecting frame (711) which is fixedly arranged between two filter screen frame plates (11), the other end of the wave block (71) is fixedly provided with a cylinder fixing plate (712), a driving cylinder (72) is horizontally fixed on the cylinder fixing plate (712) and a sliding rod (74) is horizontally and slidably arranged along the output direction of the driving cylinder (72), a bridging plate (73) is connected between one end of the sliding rod (74) and the output end of the driving cylinder (72), the other end of the sliding rod (74) is fixedly provided with a driving block (75), a driven block (76) is vertically and slidably arranged at the bottom of the driving block (75), a head rod (522) at the same side as the driven block (76) is rotatably arranged on the driven block (76) through a bearing, and the bottom end of the driven block (76) is horizontally rotatably provided with a roller (762) which is in rolling contact with the surface of the wave block (71).

2. The flue gas waste heat recovery system purification device according to claim 1, wherein: the rotary driving assembly (6) comprises a plurality of guide posts (61) horizontally fixed on the sliding plate (51), the axes of the guide posts (61) are parallel to the axes of the series rod groups (52), a plurality of guide posts (61) are jointly slidably provided with a motor base (62), a driving motor (63) is horizontally fixed on the motor base (62), and the shaft ends of end rods (522) on the same side of the rotary driving assembly (6) are fixed on the output shaft of the driving motor (63).

3. The flue gas waste heat recovery system purification device according to claim 1, wherein: two inserting sliding blocks (751) are vertically arranged at the bottom end of the driving block (75), and two inserting sliding grooves (761) which are in sliding inserting fit with the two inserting sliding blocks (751) are formed in the top end of the driven block (76).

4. The flue gas waste heat recovery system purification device according to claim 1, wherein: the purifying bin comprises a purifying bin body (01), wherein a plurality of electric lifting rods (14) which are matched with a plurality of smoke interception assemblies (2) one by one are vertically fixed at the top end of the purifying bin body, and output rods of the electric lifting rods (14) are fixed on the top end face of a filter screen cavity (1) of the smoke interception assemblies (2) which are correspondingly arranged.

5. The flue gas waste heat recovery system purification device according to claim 1, wherein: the interception brush (42) and the cleaning brush (43) are detachably fixed on the outer side wall of the plug-in sliding plate (41).