CN216295670U

CN216295670U - Dust removal equipment for asphalt mixing plant

Info

Publication number: CN216295670U
Application number: CN202123016351.6U
Authority: CN
Inventors: 唐迪成; 李孝沥; 邵柏柱; 刘通; 孙林立
Original assignee: Hangzhou Guanghua Road And Bridge Engineering Co ltd
Current assignee: Hangzhou Guanghua Road And Bridge Engineering Co ltd
Priority date: 2021-12-02
Filing date: 2021-12-02
Publication date: 2022-04-15
Anticipated expiration: 2031-12-02

Abstract

The utility model relates to a pitch processing equipment technical field, and disclose a pitch mixing plant dust collecting equipment, including the cabinet that removes dust, fixed mounting has the water strainer that the slope set up in the cabinet that removes dust, the intercommunication has the flue gas that is located the setting of water strainer top to advance the pipe on the lateral wall of the cabinet that removes dust, install the row's silt sand subassembly corresponding with the water strainer on the lateral wall of the cabinet that removes dust, fixed mounting has the circulating pump on the lateral wall that the cabinet that removes dust is close to the bottom, and the input of circulating pump is linked together with the lateral wall that the cabinet that removes dust is close to the bottom, the other end intercommunication of circulating pump has the flow pipe, and the other end of flow pipe rotates through sealed bearing and is connected with shower down, the top of shower is equipped with the shower down, go up the shower and the intercommunication has the pipe down between the shower, and go up the shower nozzle that a plurality of evenly distributed is all installed to the bottom of shower and shower down. This application not only effectively improves the dust removal effect of bituminous mixing plant, and the water resource waste is avoided to water resource cyclic utilization to the convenience moreover.

Description

Dust removal equipment for asphalt mixing plant

Technical Field

The application relates to the technical field of asphalt processing equipment, in particular to asphalt mixing plant dust removal equipment.

Background

With the wide use of asphalt mixing plants in highway construction and the continuous improvement of environmental protection standards, the dust removal system is used as an important component in asphalt mixing equipment, and the emission index of the equipment is directly influenced by the dust removal quality.

In the prior art, most of the dust is removed by using a water spraying mode, but the water after dust removal cannot be recycled, so that a large amount of water resources are wasted.

SUMMERY OF THE UTILITY MODEL

The utility model provides an aim at in order to solve among the prior art water spray dust removal and easily cause the problem of water waste, and the asphalt mixing plant dust collecting equipment who provides.

In order to achieve the purpose, the following technical scheme is adopted in the application:

a dust removal device for an asphalt mixing plant comprises a dust removal cabinet, wherein a water filter screen which is obliquely arranged is fixedly installed in the dust removal cabinet, a flue gas inlet pipe which is arranged above the water filter screen is communicated with the side wall of the dust removal cabinet, a sludge and sand discharging assembly corresponding to the water filter screen is installed on the side wall of the dust removal cabinet, a circulating pump is fixedly installed on the outer side wall of the dust removal cabinet, which is close to the bottom end, the input end of the circulating pump is communicated with the side wall of the dust removal cabinet, which is close to the bottom end, the other end of the circulating pump is communicated with a water supply pipe, the other end of the water supply pipe is rotatably connected with a lower spray pipe through a sealing bearing, an upper spray pipe is arranged above the lower spray pipe, a guide pipe is communicated between the upper spray pipe and the lower spray pipe, a plurality of uniformly distributed spray heads are installed at the bottoms of the upper spray pipe and the lower spray pipe, filter cartridges are symmetrically communicated with the top of the dust removal cabinet, and matched dust filter screens are installed in the filter cartridges, and a driving mechanism is arranged between the upper spray pipe and the two filter cartridges.

As an preferred technical scheme of this application, drive assembly includes the gear motor of fixed mounting in the center department of dust removal cabinet top, gear motor's output is connected with the bull stick, and bull stick and last shower top center department fixed connection, two equal fixed mounting has U type frame along the edge in the bottom of cartridge filter, and the center department of U type frame rotates through the bearing and is connected with the transfer line, the brush-holder stud is installed on the top of transfer line, and the last surface mounting of brush-holder stud has the brush hair inconsistent with the dirt filtrating net, fixed mounting has drive sprocket, two on the pole wall of bull stick fixed mounting has driven sprocket on the transfer line, and has cup jointed the chain that matches jointly between drive sprocket and two driven sprocket.

As an preferred technical scheme of this application, arrange the husky subassembly of silt including seting up the opening on the dust removal cabinet lateral wall, and be equipped with the shrouding of adaptation in the opening, fixed mounting has with opening assorted sealing strip on the side of shrouding.

As an preferred technical scheme of this application, fixed mounting has the annular cover in the dust removal cabinet, and has seted up two annular spouts on the inside wall of annular cover, the equal fixed mounting in both ends of going up shower and shower down has annular slider, and annular slider and the annular spout sliding connection that corresponds.

As a preferred technical scheme of this application, transfer line and cartridge filter coaxial setting, the length of brush pole equals with the internal diameter of cartridge filter.

As an optimal technical scheme of this application, the locating piece is installed to the symmetry on the open-ended inner wall, the shrouding sets up with the locating piece laminating.

As an optimal technical scheme of this application, the center department fixed mounting of shrouding lateral wall has the pull ring.

As an optimal technical scheme of this application, the ball groove has been seted up to one side that annular slider is close to annular spout tank bottom, and installs the ball in the ball groove, the tank bottom roll connection of ball and annular spout.

Compared with the prior art, the application provides an asphalt mixing plant dust collecting equipment, possesses following beneficial effect:

this asphalt mixing plant dust collecting equipment, through setting up the dust removal cabinet, the strainer, arrange the husky subassembly of mud, the circulating pump, lower shower, go up the shower, the cartridge filter, dust screen and actuating mechanism, the circulating pump conveniently sprays out in leading-in lower shower of water with the dust removal cabinet bottom and the last shower, thereby conveniently fully contact with the exhaust flue gas of asphalt mixing plant, the dust removal effect is improved, the water that sprays to fall carries out filtration treatment via the strainer, thereby make things convenient for water resource cyclic utilization, it conveniently discharges the silt on the strainer to arrange the husky subassembly of mud, further filtration treatment is conveniently done to the dust to cartridge filter cooperation dust screen, actuating mechanism not only conveniently drives shower and last shower synchronous revolution down, the spraying effect is improved, and the convenience is cleaned the dust screen in the cartridge filter, the filtering effect is improved.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, and this application not only effectively improves the dust removal effect of bituminous mixing plant, and the convenience is to water resource cyclic utilization moreover, avoids the water waste.

Drawings

FIG. 1 is a schematic structural diagram of a dust removing apparatus of an asphalt mixing plant according to the present application;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is an enlarged view of portion B of FIG. 1;

fig. 4 is an enlarged view of a portion C in fig. 1.

In the figure: the device comprises a dust removal cabinet 1, a water filter screen 2, a flue gas inlet pipe 3, a circulating pump 4, a water feeding pipe 5, a lower spray pipe 6, an upper spray pipe 7, a guide pipe 8, a filter cartridge 9, a dust filter screen 10, a speed reducing motor 11, a rotating rod 12, a U-shaped frame 13, a transmission rod 14, a brush rod 15, a driving chain wheel 16, a driven chain wheel 17, a chain 18, a seal plate 19, a seal strip 20, an annular sleeve 21, an annular sliding block 22, a positioning block 23, a pull ring 24 and a ball 25.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments.

In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present application.

Referring to fig. 1 and 3, the dust removing device for the asphalt mixing plant comprises a dust removing cabinet 1, wherein an obliquely arranged water filtering net 2 is fixedly arranged in the dust removing cabinet 1, a flue gas inlet pipe 3 arranged above the water filtering net 2 is communicated with the side wall of the dust removing cabinet 1, and a sludge and sand discharging assembly corresponding to the water filtering net 2 is arranged on the side wall of the dust removing cabinet 1;

arrange the husky subassembly of mud including offering the opening on 1 lateral wall of dust removal cabinet, and be equipped with the shrouding 19 of adaptation in the opening, the center department fixed mounting of 19 lateral walls of shrouding has pull ring 24, is convenient for stimulate shrouding 19 and opening separation. Locating blocks 23 are symmetrically installed on the inner wall of the opening, and the edges of the inner side wall of the sealing plate 19 are attached to the locating blocks 23, so that the sealing plate 19 is convenient to reset and install. Fixed mounting has on the side of shrouding 19 with opening assorted sealing strip 20, sealing strip 20 is preferred to be used the rubber circle, and pulling pull ring 24 makes shrouding 19 and opening separation, makes things convenient for silt on the water strainer 2 to discharge via the opening, and shrouding 19 cooperation sealing strip 20 conveniently carries out the shutoff to the opening.

Referring to fig. 1-2, fixed mounting has circulating pump 4 on the lateral wall that dust removal cabinet 1 is close to the bottom, and the input of circulating pump 4 is linked together with the lateral wall that dust removal cabinet 1 is close to the bottom, circulating pump 4's other end intercommunication has water supply pipe 5, and water supply pipe 5's the other end rotates through sealed bearing and is connected with shower 6 down, shower 7 is equipped with in the top of shower 6 down, it has pipe 8 to go up the intercommunication between shower 7 and the shower 6 down, and go up shower 7 and all install a plurality of evenly distributed's shower nozzle down the bottom of shower 6, circulating pump 4 conveniently sprays out in leading-in shower 6 down of water with dust removal cabinet 1 bottom and last shower 7, thereby make things convenient for the flue gas fully contact with pitch stirring station exhaust, improve the dust removal effect.

The top symmetry intercommunication of dust removal cabinet 1 has a plurality of cartridge filters 9, and installs the dirt filtrating screen 10 that matches in the cartridge filter 9, conveniently makes further filtration processing to the dust. Go up and install actuating mechanism between shower 7 and two cartridge filters 9, not only conveniently drive shower 6 and last shower 7 synchronous revolution down, improve and spray the effect, conveniently clean the dirt screen 10 in the cartridge filter 9 moreover, improve the filter effect.

Referring to fig. 1-2, the driving assembly comprises a speed reducing motor 11 fixedly installed at the center of the top of the dust removing cabinet 1, the output end of the speed reducing motor 11 is connected with a rotating rod 12, the rotating rod 12 is fixedly connected with the center of the top of the upper spraying pipe 7, the bottom edges of the two filter cartridges 9 are fixedly provided with a U-shaped frame 13, the center of the U-shaped frame 13 is rotatably connected with a transmission rod 14 through a bearing, the top end of the transmission rod 14 is provided with a brush rod 15, the transmission rod 14 and the filter cartridges 9 are coaxially arranged, the length of the brush rod 15 is equal to the inner diameter of the filter cartridges 9, and the dust filtering net 10 is conveniently and comprehensively cleaned;

the upper surface of the brush rod 15 is provided with brush hair which is abutted against the dust filter screen 10, the rod wall of the rotating rod 12 is fixedly provided with a driving chain wheel 16, the two transmission rods 14 are fixedly provided with driven chain wheels 17, and a matched chain 18 is sleeved between the driving chain wheel 16 and the two driven chain wheels 17;

the gear motor 11 is started to drive the rotating rod 12 to rotate, so that the upper spraying pipe 7 and the lower spraying pipe 6 are conveniently driven to rotate for spraying, meanwhile, the driving chain wheel 16 on the rotating rod 12 is matched with the chain 18 for transmission, the transmission rod 14 sleeved with the driven chain wheel 17 is conveniently driven to rotate, and the brush rod 15 is driven to be matched with the bristles to clean the dust filter 10.

Referring to fig. 4, an annular sleeve 21 is fixedly mounted in the dust removal cabinet 1, two annular sliding grooves are formed in the inner side wall of the annular sleeve 21, annular sliding blocks 22 are fixedly mounted at two ends of the upper spray pipe 7 and the lower spray pipe 6, the annular sliding blocks 22 are connected with the corresponding annular sliding grooves in a sliding mode, and the rotating stability of the upper spray pipe 7 and the lower spray pipe 6 is improved. The annular slider 22 has seted up the ball groove near the one side of annular spout tank bottom, and installs ball 25 in the ball groove, and ball 25 and the tank bottom rolling connection of annular spout reduce the frictional force between annular slider 22 and the annular spout.

The working principle is as follows: flue gas advances 3 external fans of cooperation convenience and sprays out in leading-in dust removal cabinet 1 with the flue gas that pitch mixing plant produced, start circulating pump 4 convenience sprays out in shower 6 and last shower 7 down with the leading-in water of dust removal cabinet 1 bottom, and simultaneously, start gear motor 11 and drive bull stick 12 and rotate, thereby shower 7 and the rotatory spraying of shower 6 down are gone up in conveniently driving, furthermore, 16 cooperation chains 18 transmissions of drive sprocket on the bull stick 12, conveniently drive the transfer line 14 that has cup jointed driven sprocket 17 and rotate, thereby it cleans dust screen 10 to drive the 15 cooperation brush hairs of brush stick, the water that sprays down carries out filtration treatment via water strainer, thereby make things convenient for water resource cyclic utilization.

The above description is only for the preferred embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present application, and all equivalent substitutions and changes according to the technical solutions and the inventive concepts of the present application should be covered by the scope of the present application.

Claims

1. The dust removal equipment for the asphalt mixing plant comprises a dust removal cabinet (1), and is characterized in that an obliquely arranged water filter screen (2) is fixedly installed in the dust removal cabinet (1), a flue gas inlet pipe (3) arranged above the water filter screen (2) is communicated with the side wall of the dust removal cabinet (1), and a sludge and sand discharge assembly corresponding to the water filter screen (2) is installed on the side wall of the dust removal cabinet (1);

a circulating pump (4) is fixedly arranged on the outer side wall of the dust removing cabinet (1) close to the bottom end, the input end of the circulating pump (4) is communicated with the side wall of the dust removing cabinet (1) close to the bottom end, the other end of the circulating pump (4) is communicated with a water supply pipe (5), and the other end of the water supply pipe (5) is rotationally connected with a lower spray pipe (6) through a sealed bearing, an upper spray pipe (7) is arranged above the lower spray pipe (6), a conduit (8) is communicated between the upper spray pipe (7) and the lower spray pipe (6), a plurality of spray heads which are uniformly distributed are respectively arranged at the bottoms of the upper spray pipe (7) and the lower spray pipe (6), the top of the dust removal cabinet (1) is symmetrically communicated with filter cartridges (9), and a matched dust filtering net (10) is arranged in the filter cartridges (9), and a driving mechanism is arranged between the upper spray pipe (7) and the two filter cartridges (9).

2. The asphalt mixing station dust removing device according to claim 1, wherein the driving mechanism comprises a speed reducing motor (11) fixedly installed at the center of the top of the dust removing cabinet (1), the output end of the speed reducing motor (11) is connected with a rotating rod (12), the rotating rod (12) is fixedly connected with the center of the top of the upper spraying pipe (7), the bottom ends of the two filter cartridges (9) are respectively and fixedly provided with a U-shaped frame (13) along the edge, the center of the U-shaped frame (13) is rotatably connected with a transmission rod (14) through a bearing, the top end of the transmission rod (14) is provided with a brush rod (15), the upper surface of the brush rod (15) is provided with bristles which are abutted against the dust filtering net (10), the rod wall of the rotating rod (12) is fixedly provided with a driving sprocket (16), and the two transmission rods (14) are respectively and fixedly provided with a driven sprocket (17), and a matched chain (18) is sleeved between the driving chain wheel (16) and the two driven chain wheels (17).

3. The asphalt mixing plant dust removing equipment according to claim 1, wherein the sediment discharge assembly comprises an opening formed in the side wall of the dust removing cabinet (1), an adaptive sealing plate (19) is arranged in the opening, and a sealing strip (20) matched with the opening is fixedly installed on the side edge of the sealing plate (19).

4. The dust removing equipment for the asphalt mixing plant according to claim 1, wherein an annular sleeve (21) is fixedly installed in the dust removing cabinet (1), two annular sliding grooves are formed in the inner side wall of the annular sleeve (21), annular sliding blocks (22) are fixedly installed at two ends of the upper spray pipe (7) and the lower spray pipe (6), and the annular sliding blocks (22) are in sliding connection with the corresponding annular sliding grooves.

5. An asphalt mixing station dust-collecting equipment according to claim 2, characterized in that said transmission rod (14) is arranged coaxially with the filter cartridge (9), and that said brush bar (15) has a length equal to the internal diameter of the filter cartridge (9).

6. The asphalt mixing station dust removing device according to claim 3, wherein the positioning blocks (23) are symmetrically arranged on the inner wall of the opening, and the sealing plate (19) is attached to the positioning blocks (23).

7. The asphalt mixing station dust removing device according to claim 3, wherein a pull ring (24) is fixedly installed at the center of the outer side wall of the sealing plate (19).

8. The asphalt mixing plant dust removing device according to claim 4, wherein a ball groove is formed in one side of the annular slide block (22) close to the bottom of the annular chute, a ball (25) is installed in the ball groove, and the ball (25) is in rolling connection with the bottom of the annular chute.