CN112413670A

CN112413670A - Photolysis oil smoke purification system

Info

Publication number: CN112413670A
Application number: CN202011218153.5A
Authority: CN
Inventors: 彭胜泠; 黄辉煌
Original assignee: Fujian Jinjiang Qinkong Environmental Protection Technology Co ltd
Current assignee: Fujian Jinjiang Qinkong Environmental Protection Technology Co ltd
Priority date: 2020-11-04
Filing date: 2020-11-04
Publication date: 2021-02-26

Abstract

The invention discloses a photolysis oil smoke purification system, which comprises: the oil smoke collecting box consists of a fixing part, a first hinge part and a second hinge part, a plurality of first photolysis lamp tubes are laid in an opening of a fixing box body of the fixing part, a first swinging shell of the first hinge part pivoted on the fixing box body is connected with the fixing part through an elastic locking mechanism, an air inlet shutter, an air outlet and a front window are arranged on the first swinging shell, a plurality of second photolysis lamp tubes are laid in the air outlet, a second swinging shell of the second hinge part pivoted at the front window is connected with the first swinging shell through screws, and a plurality of third photolysis lamp tubes are laid in the second swinging shell; the electrostatic dust removal device arranged in the fixed box body is positioned behind the first photolysis lamp tube; a cleaning device acting on a plurality of electrostatic pole plates of the electrostatic precipitation device; and the activated carbon filter box is communicated with the smoke outlet of the oil smoke collecting box. The invention has the advantages of high purification efficiency, long purification duration and convenient use.

Description

Photolysis oil smoke purification system

Technical Field

The invention relates to the technical field of oil fume purification, in particular to a photolysis oil fume purification system.

Background

The existing household small range hood is at the level of only smoke exhaust and no treatment. The harm of the oil smoke exhausted into the air to people is known, the main component of the oil smoke generated when the oil is heated to 200 ℃ is acrolein, the acrolein has strong pungent taste, and has strong stimulation to mucous membranes of nose, eyes and throat, and respiratory diseases such as rhinitis, sphagitis, tracheitis and the like can be caused; when the oil temperature exceeds 300 ℃, in addition to acrolein, aggregates can be generated, so that chronic poisoning is caused, and respiratory and digestive system cancers are easily induced; and the oil smoke is attached to the wall of the smoke exhaust pipeline through the smoke exhaust pipeline, and the generated oil sludge is a great hidden danger of fire. Therefore, a composite electrostatic photolysis oil fume purification system is provided, which mainly utilizes the acting force of an electric field to separate dust particles from gas after charging, and simultaneously utilizes ultraviolet light to decompose oil mist of oil-containing gas, a layer of photolysis lamp tube is usually arranged, when the oil fume amount is large, all oil fume can not be ensured to be subjected to photolysis and electrostatic treatment, and after the system is used for a long time, a layer of ions can be attached to an electrostatic polar plate and the photolysis lamp tube, so that the purification effect of the oil fume is reduced, the oil fume can not be well purified, certain pollution is caused to air, and the inner wall of an oil fume collection box can be stained and accumulated to cause corrosion to influence the service life of a range hood. Therefore, the design and development of the photolysis oil smoke purification system with high oil smoke purification efficiency and long service life have important practical significance.

Disclosure of Invention

In view of the above, the present invention provides a photolytic lampblack purification system to solve the above technical problems.

In order to achieve the purpose, the invention provides the following technical scheme:

a photolytic lampblack purification system comprising:

the oil smoke collecting box comprises a fixing part, a first hinge part and a second hinge part, wherein the fixing part comprises a fixed box body with a right trapezoid cross section and an inclined plane, the cross section of the fixed box body is an open, a plurality of first photolysis lamp tubes located on the same plane are laid in an opening of the fixed box body, the first hinge part comprises a first swing shell which is pivoted on the fixed box body and has a triangular cross section, the first swing shell is connected with the fixing part through an elastic locking mechanism located on the fixed box body, an air inlet shutter, an air outlet communicated with the opening of the fixed box body and a front window are arranged on the first swing shell, a plurality of second photolysis lamp tubes located on the same plane are laid in the air outlet, a second swing shell of the second hinge part is pivoted at the front window, and the second swing shell is connected with the first swing shell through screws, a plurality of third photolysis lamp tubes positioned on the same plane are laid on the inner side surface of the second swinging shell;

the electrostatic dust removal device is arranged in the fixed box body and is positioned behind the first photolysis lamp tube;

a cleaning device acting on a plurality of electrostatic plates of the electrostatic precipitator;

the smoke inlet of the activated carbon filter box is communicated with the smoke outlet of the oil smoke collecting box, and the smoke outlet of the activated carbon filter box is communicated with the exhaust pipe through a centrifugal fan;

and the dust removing mechanisms are arranged on the corresponding inner side wall of the fixed box body or the inner side wall of the first swinging shell.

Further, first photolysis fluorescent tube with second photolysis fluorescent tube is parallel to each other, just first photolysis fluorescent tube with second photolysis fluorescent tube staggers the setting.

Further, the electrostatic precipitator still include circumference all with the fretwork form L frame of the inner wall fixed connection of fixed box, L frame with form the rectangle chamber between the inner wall of fixed box, the rectangle chamber with the active carbon rose box intercommunication sets up perpendicularly a plurality of electrostatic polar plates on the outer vertical plane of L frame are vertical electrostatic polar plates, set up perpendicularly a plurality of electrostatic polar plates on the outer transverse plane of L frame are horizontal electrostatic polar plates.

Furthermore, an arc-shaped end plate with an opening facing the L-shaped frame is arranged on the cantilever end of the vertical electrostatic polar plate.

Further, the electrostatic polar plate is in a wave shape.

Furthermore, the cleaning device comprises a motor arranged in the rectangular cavity, a first screw rod connected to an output shaft of the motor, a driving bevel gear fixedly arranged on the first screw rod, a driven bevel gear pivoted in the rectangular cavity, a second screw rod coaxially and fixedly connected with the driven bevel gear, and two groups of cleaning assemblies, wherein the driven bevel gear is meshed with the driving bevel gear, and the first screw rod and the second screw rod respectively drive the corresponding cleaning assemblies to do reciprocating motion.

Furthermore, the cleaning assembly comprises a sliding frame, a plurality of T-shaped rods and a hollow fixing plate, the sliding frame, the T-shaped rods and the hollow fixing plate are respectively sleeved on the corresponding electrostatic polar plates, web members of the T-shaped rods penetrate through the L frame and are arranged on the L frame in a sliding mode, the T-shaped rods are located between the two corresponding electrostatic polar plates, two side rods of the T-shaped rods respectively penetrate through side frames located on the side faces of the corresponding sliding frame in a sliding mode, cantilever ends of the web members are connected with the fixing plate, and the fixing plate is connected with the corresponding lead screws.

Furthermore, a funnel is arranged at the bottom of the fixed box body, the funnel is located behind the first hinge portion, and the electrostatic dust removal device is located right above the funnel.

Furthermore, the elastic locking mechanism comprises a lock rod arranged at the bottom of the fixed box body in a sliding mode and a spring acting on the lock rod, the spring enables the lock rod to be inserted into the locking hole of the first swing shell, and the lock rod is pressed on the inner slope surface of the locking hole in a propping mode.

Furthermore, the dust sweeping mechanism is composed of a plurality of cleaning discs, and all the cleaning discs are arranged in a linkage mode.

Furthermore, the cleaning discs comprise rotating shafts which are pivoted on the fixed box body or the first swinging shell, a plurality of annular and uniformly distributed hard hair brushes are arranged on the side surfaces of the rotating shafts, and the hard hair brushes of two adjacent cleaning discs are meshed and connected to realize linkage.

Furthermore, the bristle brush comprises a brush plate connected with the rotating shaft, and bristles arranged on the brush plate are perpendicular to the corresponding side walls.

Furthermore, a rotating shaft of the cleaning disc penetrates through the corresponding side wall and protrudes outwards, a coil spring is fixedly connected to the rotating shaft, and the outer end of the coil spring is connected with a pull rope.

Furthermore, the automatic winding type air inlet shutter is characterized by further comprising an automatic winding flame-retardant cloth roll arranged at the bottom of the fixing portion, and the free end of the flame-retardant cloth roll can be hooked on the second hinge portion to cover the air inlet shutter.

Furthermore, the number of the bristle brushes of the cleaning disc is at least three.

The technical scheme can show that the invention has the advantages that: the oil smoke collecting box is divided into three separable parts, so that the photolysis lamp tube is convenient to replace; the distribution form of the photolysis lamp tubes ensures high photolysis efficiency and can reduce the area attached by oil smoke; photolysis is carried out firstly, and then electrostatic dust removal is carried out, so that oil sludge generated by direct contact of oil smoke and the electrostatic polar plate can be avoided; the electrostatic polar plate is in a wave shape, so that the electrostatic dust removal area is increased, and the dust removal is more thorough; the structure of the electrostatic dust collection device avoids the possibility of accidental discharge of the non-dust-collection smoke, and the dust collection is more thorough; the cleaning device realizes the regular cleaning of the electrostatic polar plate, so that the electrostatic dust removal device can keep the high-efficiency work; the dust removing mechanism is used for removing dust on the inner side wall of the oil smoke collecting box, and the influence on the service life caused by corrosion due to stain accumulation is avoided; the utility model discloses a dust removal mechanism during operation powder is blown and is dispersed to the air along the air inlet shutter when fire-retardant yardage roll expandes, does not influence the use of this application during the rolling state.

In addition to the objects, features and advantages described above, other objects, features and advantages of the present invention are also provided. The present invention will be described in further detail below with reference to the drawings.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic view of the internal structure of the present invention.

Fig. 2 is a schematic structural diagram of the electrostatic dust removal device of the present invention.

Fig. 3 is a schematic view of the installation of the cleaning assembly of the cleaning device of the present invention.

Fig. 4 is a schematic structural diagram of the elastic locking mechanism of the present invention.

Fig. 5 is a schematic perspective view of a cleaning plate of the dust brushing mechanism of the present invention.

List of reference numerals: the lampblack collection box 1, a fixing part 11, a fixing box 111, a first photolysis lamp tube 112, a first hinge part 12, a first swing shell 121, a second photolysis lamp tube 122, an air inlet shutter 123, a locking hole 124, a second hinge part 13, a second swing shell 131, a third photolysis lamp tube 132, a funnel 14, an elastic locking mechanism 15, a lock rod 151, a spring 152, a rectangular cavity 16, an electrostatic dust collection device 2, an L-shaped frame 21, a vertical electrostatic polar plate 22, a transverse electrostatic polar plate 23, an arc-shaped end plate 24, a cleaning device 3, a motor 31, a first screw rod 32, a driving bevel gear 33, a driven bevel gear 34, a second screw rod 35, a cleaning component 36, a sliding frame 361, a side frame 3611, a T-shaped rod 362, a fixing plate 363, an activated carbon filter box 4, a centrifugal fan 5, an exhaust pipe 6, a dust sweeping mechanism 7, a sweeping disc 71, a rotating shaft 711, a hard brush 712 and a flame.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 5, the present application is further illustrated, and a photolytic lampblack purification system shown in fig. 1 includes: oil smoke collecting box 1, electrostatic precipitator device 2, cleaning device 3, active carbon rose box 4, centrifugal fan 5 and blast pipe 6, oil smoke collecting box 1 comprises fixed part 11, first hinge portion 12 and second hinge portion 13, fixed part 11 includes that the longitudinal section is right trapezoid and inclined plane department is open-ended fixed box 111, lay many first photodissociation fluorescent tubes 112 that are located the coplanar in the opening of fixed box 111, first hinge portion 12 is including the pin joint is in on the fixed box 111 and the longitudinal section is triangle-shaped's first swing casing 121, first swing casing 121 through being located elastic locking mechanism 15 on the fixed box 111 with fixed part 11 is connected, first swing casing 121 go up have air inlet shutter 123, with gas vent and the front window of the opening intercommunication of fixed box 111, just air inlet shutter 123, The exhaust port and the front window are located on different sides of the first swing shell 121, a plurality of second photolysis lamp tubes 122 located on the same plane are laid in the exhaust port, the first photolysis lamp tubes 112 are parallel to the second photolysis lamp tubes 122, the first photolysis lamp tubes 112 and the second photolysis lamp tubes 122 are staggered, the second swing shell 131 of the second hinge portion 13 is pivoted at the front window, the second swing shell 131 is connected with the first swing shell 121 through screws, and a plurality of third photolysis lamp tubes 132 located on the same plane are laid on the inner side face of the second swing shell 131; the structure of the lampblack collection box 1 is convenient for the change of the photolysis lamp tubes at different positions, and the first photolysis lamp tube 112, the second photolysis lamp tube 122 and the third photolysis lamp tube 132 are used in cooperation to reduce the area where lampblack can be attached; the electrostatic dust removal device 2 is arranged in the fixed box body 111, the electrostatic dust removal device 2 is positioned behind the first photolysis lamp tube 112, photolysis is performed before electrostatic dust removal, and oil sludge generated by direct contact between oil smoke and the electrostatic dust removal device 2 can be avoided; the cleaning device 3 acts on a plurality of electrostatic polar plates of the electrostatic dust removal device 2, so that the electrostatic dust removal device 2 can keep working efficiently for a long time; the inlet of the activated carbon filter box 4 is communicated with the outlet of the oil smoke collecting box 1, the outlet of the activated carbon filter box 4 is communicated with the exhaust pipe 6 through the centrifugal fan 5, the activated carbon filter box 4 updates, filters and adsorbs impurities, and the finely exhausted air is cleaner.

The bottom of the fixed box body 111 is provided with a funnel 14, the funnel 14 is located behind the first hinge part 12, and the electrostatic dust removal device 2 is located right above the funnel 14.

Electrostatic precipitator device 2 still include circumference all with the fretwork form L of the inner wall fixed connection of stationary box 111 puts up 21, L put up 21 with form rectangular cavity 16 between the inner wall of stationary box 111, rectangular cavity 16 with activated carbon filter box 4 intercommunication adopts above-mentioned structure can avoid not passing through electrostatic precipitator side flue gas discharge, wherein, sets up perpendicularly a plurality of electrostatic polar plates on the outer vertical plane of L frame 21 are vertical electrostatic polar plate 22, just the cantilever of vertical electrostatic polar plate 22 is served and is equipped with an opening to the arc end plate 24 of L frame 21, and cleaning device 3 is used in make the dust fall along arc end plate 24 when on the electrostatic polar plate, avoid the dust to fall on the photodissociation fluorescent tube, set up perpendicularly a plurality of electrostatic polar plates on the outer horizontal plane of L frame 21 are horizontal electrostatic polar plate 23, and the anion and the ozone of electricity dust removal district production can remove dust to the flue gas that photodissociation passed through, Sterilizing and deodorizing, and greatly improving the purification effect.

Preferably, the electrostatic polar plate is in a wave shape, so that the electrostatic dust removal area is increased.

As shown in fig. 2 and 3, the cleaning device 3 includes a motor 31 disposed in the rectangular cavity 16, a first lead screw 32 connected to an output shaft of the motor 31, a driving bevel gear 33 fixedly disposed on the first lead screw 32, a driven bevel gear 34 pivoted in the rectangular cavity 16, a second lead screw 35 coaxially and fixedly connected to the driven bevel gear 34, and two sets of cleaning assemblies 36, wherein the driven bevel gear 34 is engaged with the driving bevel gear 33, the first lead screw 32 and the second lead screw 35 respectively drive the corresponding cleaning assemblies 36 to reciprocate simultaneously, wherein the cleaning assemblies 36 include a sliding frame 361, a plurality of T-shaped rods 362 and a hollow fixing plate 363 respectively sleeved on the corresponding electrostatic plates, web members of the T-shaped rods 362 are slidably disposed on the L-frame 21, and the T-shaped rods 362 are located between the corresponding two electrostatic plates, two side rods of the T-shaped rod 362 respectively penetrate through side frames 3611 on the side surfaces of corresponding sliding frames 361 in a sliding mode, a cantilever end of each web member is connected with the fixed plate 363, the fixed plate 363 is connected with a corresponding lead screw, the T-shaped rod 362 drives the sliding frame 361 to slide along the electrostatic pole plate when performing reciprocating linear motion, meanwhile, the sliding frame 361 performs reciprocating linear motion along the side rods of the T-shaped rod 362, dust on the vertical electrostatic pole plate 22 is pushed down to the inner arc surface of the arc-shaped end plate 24 under the action of the sliding frame 361, the dust falls down along the arc-shaped end plate 24 to be collected in the hopper 14, and dust on the transverse electrostatic pole plate 23 directly falls down into the hopper 14 under the action of the sliding frame 361 to be collected, so that the cleaning effect is good, and the dust is not scattered.

The elastic locking mechanism 15 includes a lock rod 151 slidably disposed at the bottom of the fixed box 111 and a spring 152 acting on the lock rod 151, the spring 152 enables the lock rod 151 to be inserted into the locking hole 124 of the first swing casing 121, and the lock rod 151 is pressed against the inner slope surface of the locking hole 124.

As shown in fig. 1, the present application further includes a plurality of dust removing mechanisms 7, and the dust removing mechanisms 7 are disposed on the corresponding inner side wall of the fixed box 111 or the inner side wall of the first swing case 121 to remove the inner side wall, wherein the dust removing mechanisms 7 are composed of a plurality of cleaning discs 71, and all the cleaning discs 71 are linked.

As shown in fig. 5, the cleaning plate 71 includes a rotating shaft 711 pivoted on the fixed box 111 or the first swing housing 121, a plurality of annular bristle brushes 712 uniformly distributed are disposed on a side surface of the rotating shaft 711, and the bristle brushes 712 of two adjacent cleaning plates 71 are engaged to realize linkage, wherein the bristle brushes 713 include brush plates connected to the rotating shaft 711, and bristles disposed on the brush plates are perpendicular to corresponding side walls.

Preferably, the number of the bristle brushes 712 of the cleaning plate 71 is at least three, so that all the cleaning plates 71 can be reliably linked.

A rotating shaft 711 of a cleaning disc 71 penetrates through a corresponding side wall and protrudes outwards, a coil spring is fixedly connected to the rotating shaft 711, the outer end of the coil spring is connected with a pull rope, and when the pull rope is pulled or released, the cleaning disc 71 rotates forwards or backwards, so that the structure is simple, and the operation is simpler.

As shown in fig. 1, this application is still including setting up but the fire-retardant yardage roll 8 of automatic rolling of fixed part 11 bottom, the free end of fire-retardant yardage roll 8 can be hooked and established right on the second hinge portion 13 air inlet shutter 123 covers, avoids the dust granule to scatter into the air through air inlet shutter 123.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a photolysis oil smoke clean system which characterized in that includes:

oil smoke collecting box (1), oil smoke collecting box (1) comprises fixed part (11), first hinge portion (12) and second hinge portion (13), fixed part (11) is right trapezoid and inclined plane department including the cross-section and is open-ended fixed box (111), lay many first photolysis fluorescent tubes (112) that are located the coplanar in the opening of fixed box (111), first hinge portion (12) are including the pin joint in fixed box (111) on and the cross-section is triangle-shaped's first swing casing (121), first swing casing (121) are connected with fixed part (11) through elastic locking mechanism (15) that is located on fixed box (111), first swing casing (121) are gone up have air inlet shutter (123), with gas vent and the front window of the opening intercommunication of fixed box (111), lay many second photolysis fluorescent tubes (122) that are located the coplanar in the gas vent, a second swinging shell (131) of the second hinge part (13) is pivoted at the front window, the second swinging shell (131) is connected with the first swinging shell (121) through a screw, and a plurality of third photolysis lamp tubes (132) located on the same plane are laid on the inner side surface of the second swinging shell (131);

the electrostatic dust collection device (2) is arranged in the fixed box body (111), and the electrostatic dust collection device (2) is positioned behind the first photolysis lamp tube (112);

a cleaning device (3), said cleaning device (3) acting on a plurality of electrostatic plates of said electrostatic precipitator device (2);

the smoke inlet of the activated carbon filter box (4) is communicated with the smoke outlet of the oil smoke collecting box (1), and the smoke outlet of the activated carbon filter box (4) is communicated with the exhaust pipe (6) through a centrifugal fan (5);

and the dust removing mechanisms (7) are arranged on the inner side wall of the corresponding fixed box body (111) or the inner side wall of the corresponding first swinging shell (121).

2. The photolytic lampblack purification system as claimed in claim 1, wherein the first photolytic lamp tube (112) and the second photolytic lamp tube (122) are parallel to each other, and the first photolytic lamp tube (112) and the second photolytic lamp tube (122) are staggered.

3. The photolysis lampblack purification system of claim 1, wherein the electrostatic dust removal device (2) further comprises a hollow-out L-shaped frame (21) which is fixedly connected with the inner wall of the fixed box body (111) in the circumferential direction, a rectangular cavity (16) is formed between the L-shaped frame (21) and the inner wall of the fixed box body (111), the rectangular cavity (16) is communicated with the activated carbon filter box (4), the plurality of electrostatic plates vertically arranged on the outer vertical surface of the L-shaped frame (21) are vertical electrostatic plates (22), and the plurality of electrostatic plates vertically arranged on the outer horizontal surface of the L-shaped frame (21) are transverse electrostatic plates (23).

4. The photolytic lampblack purification system according to claim 3, wherein the cantilever end of the vertical electrostatic plate (22) is provided with an arc-shaped end plate (24) opening to the L-shaped frame (21).

5. The photolytic soot purification system of claim 1, wherein said electrostatic plate is corrugated.

6. The photolytic lampblack purification system according to claim 3, wherein the cleaning device (3) comprises a motor (31) arranged in the rectangular cavity (16), a first screw rod (32) connected to an output shaft of the motor (31), a driving bevel gear (33) fixedly arranged on the first screw rod (32), a driven bevel gear (34) pivoted in the rectangular cavity (16), a second screw rod (35) coaxially and fixedly connected with the driven bevel gear (34), and two sets of cleaning assemblies (36), wherein the driven bevel gear (34) is meshed with the driving bevel gear (33), and the first screw rod (32) and the second screw rod (35) respectively drive the corresponding cleaning assemblies (36) to reciprocate.

7. The photolytic lampblack purification system according to claim 6, wherein the cleaning assembly (36) comprises a sliding frame (361), a plurality of T-shaped rods (362) and a hollow fixing plate (363), the sliding frame (361), the T-shaped rods (362) and the hollow fixing plate (363) are respectively sleeved on the corresponding static electrode plates, web members of the T-shaped rods (362) are arranged on the L-shaped frame (21) in a penetrating and sliding manner, the T-shaped rods (362) are located between the two corresponding static electrode plates, two side rods of the T-shaped rods (362) respectively penetrate through side frames (3611) located on the side surfaces of the corresponding sliding frame (361) in a sliding manner, cantilever ends of the web members are connected with the fixing plate (363), and the fixing plate (363) is connected with a corresponding lead screw.

8. The photolytic lampblack purification system according to claim 1, wherein a funnel (14) is arranged at the bottom of the fixed box (111), the funnel (14) is located behind the first hinge (12), and the electrostatic precipitator (2) is located right above the funnel (14).

9. The photolytic lampblack purification system according to claim 1, wherein the elastic locking mechanism (15) comprises a lock rod (151) slidably disposed at the bottom of the fixed box (111) and a spring (152) acting on the lock rod (151), the spring (152) enables the lock rod (151) to be inserted into the locking hole (124) of the first swing housing (121), and the lock rod (151) is pressed against an inner slope surface of the locking hole (124).

10. The photolytic lampblack purification system according to claim 1, wherein the dust-sweeping mechanism (7) is composed of a plurality of cleaning disks (71), and all the cleaning disks (71) are linked.

11. The photolytic lampblack purification system according to claim 10, wherein the cleaning disc (71) comprises a rotating shaft (711) pivoted to the fixed box (111) or the first swing shell (121), a plurality of annular and uniformly distributed hard brushes (712) are arranged on the side surface of the rotating shaft (711), and the hard brushes (712) of two adjacent cleaning discs (71) are meshed and connected to realize linkage.

12. The photolytic lampblack purification system of claim 11, wherein the bristle brush (713) comprises a brush plate connected to the shaft (711), and bristles disposed on the brush plate are perpendicular to the corresponding side walls.

13. The photolytic lampblack purification system as claimed in claim 11, wherein a rotating shaft (711) of a cleaning disc (71) protrudes outward through the corresponding side wall, a coil spring is fixedly connected to the rotating shaft (711), and the outer end of the coil spring is connected with a pull rope.

14. The photolytic lampblack purification system according to claim 1, further comprising an automatically windable flame-retardant fabric roll (8) disposed at the bottom of the fixing portion (11), wherein a free end of the flame-retardant fabric roll (8) can be hooked on the second hinge portion (13) to cover the air inlet louver (123).

15. The photolytic lampblack purification system of claim 11, wherein the number of the scrubbing disks (71) having bristle brushes (712) is at least three.