CN219023695U - Scraper type dust removing structure - Google Patents
Scraper type dust removing structure Download PDFInfo
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- CN219023695U CN219023695U CN202223480300.3U CN202223480300U CN219023695U CN 219023695 U CN219023695 U CN 219023695U CN 202223480300 U CN202223480300 U CN 202223480300U CN 219023695 U CN219023695 U CN 219023695U
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- removing box
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
Abstract
The utility model provides a scraper type dust removing structure which comprises a dust removing box body structure, and a transmission mechanism, an ash discharging mechanism and a filter element cleaning mechanism which are arranged on the dust removing box body structure; the dust removing box body structure comprises a dust removing box main body, wherein a filter cylinder for filtering dust in dust-containing gas is arranged in the dust removing box main body; the transmission mechanism comprises a scraping plate, so that dust arranged at the bottom of the dust removing box body structure is conveyed to the dust discharging mechanism; the ash discharging mechanism comprises a discharging hopper for collecting dust conveyed by the scraping plate; the filter element cleaning mechanism comprises a blowing opening which is arranged corresponding to the filter cartridge so as to blow dust particles attached to the filter cartridge into the discharge hopper. According to the utility model, the filter cartridge is arranged to filter dust in the dust-containing gas, and the filtered dust falls below the main body of the dust removal box and is conveyed into the discharge hopper through the scraping plate; meanwhile, the dust attached to the filter cartridge is blown into the discharge hopper through the gas sprayed out of the blowing opening, so that the filter cartridge is cleaned.
Description
Technical Field
The utility model relates to the technical field of tunnel dust removal, in particular to a scraper type dust removal structure.
Background
In the tunneling construction process, the tunnel construction generally processes a semi-closed state, and the sealing performance is stronger along with deep excavation of the tunnel; the construction of drilling and blasting, slag loading, transportation, concrete spraying and other procedures in the tunnel can generate a great amount of dust, and waste gas, oil stain, smoke dust and the like generated by mechanical equipment operating in the tunnel, and the gas containing harmful substances such as dust, waste gas, oil stain, smoke dust and the like has great harm to the health of constructors. In order to realize removing dust to the gas in the tunnel, mainly adopt large-scale axial fan ventilation, artifical watering and application different modes's dust removal clarifier etc. among the prior art, current dust removal mode exists: the efficiency is low, the cost is high, the equipment integration level is low, and dust in the box body is not easy to collect and discharge.
Disclosure of Invention
The utility model provides a scraper type dust removing structure which comprises a dust removing box body structure, and a transmission mechanism, an ash discharging mechanism and a filter element cleaning mechanism which are arranged on the dust removing box body structure; the dust removing box body structure comprises a dust removing box main body, wherein a filter cylinder for filtering dust in dust-containing gas is arranged in the dust removing box main body; the transmission mechanism comprises a scraping plate, so that dust arranged at the bottom of the dust removing box body structure is conveyed to the dust discharging mechanism; the ash discharging mechanism comprises a discharging hopper for collecting dust conveyed by the scraping plate; the filter element cleaning mechanism comprises a blowing opening which is arranged corresponding to the filter cartridge so as to blow dust particles attached to the filter cartridge into the discharge hopper.
Optionally, the main body of the dust removing box is also provided with a rain shielding grille, the rain shielding grille is arranged at the top of the main body of the dust removing box, and two groups of rain shielding grilles are symmetrically arranged along the central axis of the dust removing box body.
Optionally, the surface of the filter cylinder is provided with a net structure, and the mesh number of the net structure is 500 mesh or more.
Optionally, the transmission mechanism comprises a driving component and a motor component, and the driving component is used for driving the scraping plate to reciprocate so as to transport dust at the bottom of the dust collection box main body to the dust discharging mechanism; the motor assembly is configured to power the drive assembly.
Optionally, a gap of 0.2mm-2.0mm is arranged between one end of the scraper, which is far away from the first chain, and the ground of the tunnel.
Optionally, the ash discharging mechanism comprises a pneumatic gate valve, a gate valve air inlet pipeline and a discharge hopper; the discharging hopper is arranged on the main body of the dust removing box, the inlet end of the discharging hopper is arranged below the scraping plate, and the discharging opening of the discharging hopper is arranged in a downward free extending mode; the pneumatic gate valve comprises a cylinder, a connecting rod and a baffle plate, the fixed end of the cylinder is fixedly connected with the dust collection box main body, the driving end of the cylinder is connected with the baffle plate through the connecting rod, and the baffle plate is installed at the discharge opening of the discharge hopper in a penetrating manner; the fixed end of the pneumatic gate valve is connected with the discharge hopper by adopting a bolt in a fastening way, the inlet end of the pneumatic gate valve is connected with an air source through a gate valve air inlet pipeline, and the output end of the pneumatic gate valve is communicated with the discharge half.
Optionally, the discharge hopper and the ground of the tunnel are arranged at an included angle of 30-45 degrees.
Optionally, the filter cartridge is provided with a plurality of pieces distributed along the width direction and the length direction of the dust removing box main body.
Optionally, the filter element cleaning mechanism further comprises a plurality of pulse tubes for connecting an air source with the jetting openings, and the jetting openings are arranged on each pulse tube.
Optionally, the air flows of the plurality of nozzles are aligned with the plurality of filter cartridges.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, the filter cartridge is arranged to filter dust in the dust-containing gas, and the filtered dust falls below the main body of the dust removal box and is conveyed into the discharge hopper through the scraping plate; meanwhile, the dust attached to the filter cartridge is blown into the discharge hopper through the gas sprayed out of the blowing opening, so that the filter cartridge is cleaned; the whole structure adopts a dry dust removal principle, so that the scraper dust removal structure can not be limited by environmental factors in the application process.
In addition to the objects, features and advantages described above, the present utility model has other objects, features and advantages. The present utility model will be described in further detail with reference to the drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:
FIG. 1 is an axial schematic view of an overall structure of a scraper type dust removing structure according to an embodiment of the present utility model;
FIG. 2 is an isometric view of the dust box structure of FIG. 1;
FIG. 3 is a schematic front view in section of FIG. 1;
FIG. 4 is a schematic view in section A-A of FIG. 3;
FIG. 5 is a schematic diagram of a motor assembly of the transmission of FIG. 1;
FIG. 6 is a partial schematic view of the ash handling mechanism of FIG. 1;
FIG. 7 is a left side schematic view of FIG. 1;
fig. 8 is a schematic view of section B-B of fig. 7.
Wherein:
1. 1.1 parts of dust removal box body structure, 1.2 parts of dust removal box body, 1.3 parts of ladder, 1.3 parts of box body bracket, 1.4 parts of rain shielding grille, 1.5 parts of wind pressure detector, 1.6 parts of filter cartridge, 1.7 parts of access door I, 1.8 parts of dust collection port, 1.9 parts of wind guide component;
2. 2.1 parts of transmission mechanism, 2.2 parts of supporting piece, protection seat, 2.3 parts of chain wheel, 2.4 parts of bearing, 2.5 parts of chain, 2.6 parts of scraper, 2.7 parts of tensioning component, 2.8 parts of connecting plate, 2.9 parts of connecting plate, 2.10 parts of access door, 2.11 parts of protective cover, 2.12 parts of tensioning component, 2.13 parts of reducing motor, 2.14 parts of chain, 2.15 parts of motor supporting seat, 2.16 parts of driven wheel;
3. 3.1 parts of ash discharging mechanism, 3.1 parts of pneumatic gate valve, 3.1.1 parts of air cylinder, 3.1.2 parts of connecting rod, 3.1.3 parts of baffle plate, 3.2 parts of gate valve air inlet pipeline, 3.3 parts of discharge hopper;
4. 4.1 parts of filter element cleaning mechanism, 4.2 parts of air storage tank, 4.2 parts of drainage pipeline, 4.3 parts of blowing port, 4.4 parts of air source interface, 4.5 parts of pulse tube, 4.6 parts of protective cover.
Detailed Description
In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. It should be noted that the drawings of the present utility model are in simplified form and are not precisely scaled, so as to facilitate the clear and convenient explanation of the implementation of the present utility model; the utility model is not limited to the specific numbers mentioned in the examples of the drawings; the directions and positional relationships indicated by the terms "rear", "left", "right", "upper", "lower", "top", "bottom", "middle", etc. in the present utility model are all based on the directions and positional relationships shown in the drawings of the present utility model, and do not indicate or imply that the device or component to be referred to must have a specific direction, nor should it be construed as limiting the present utility model.
This embodiment:
referring to fig. 1 and 2, the utility model provides a scraper type dust removing structure, which comprises a dust removing box body structure 1, a transmission mechanism 2, a dust discharging mechanism 3 and a filter element cleaning mechanism 4, wherein the transmission mechanism 2, the dust discharging mechanism 3 and the filter element cleaning mechanism 4 are arranged on the dust removing box body structure 1;
the dust removing box body structure 1 comprises a dust removing box body 1.1, wherein a filter cylinder 1.6 is arranged in the dust removing box body 1.1 so as to filter dust-containing gas;
the transmission mechanism 2 comprises a scraping plate 2.6 for conveying dust arranged at the bottom of the dust removing box body structure 1 to the dust discharging mechanism 3;
the ash discharging mechanism 3 comprises a discharging hopper 3.3 for collecting dust conveyed by the scraping plate 2.6;
the filter element cleaning mechanism 4 comprises a blowing opening 4.3 which is arranged corresponding to the filter cartridge 1.6 so as to blow dust particles attached to the filter cartridge 1.6 into the discharge hopper 3.3.
Optionally, a ladder stand 1.2, a box body bracket 1.3, a rain shielding grille 1.4, a wind pressure detector 1.5, an access door 1.7, a dust collection port 1.8 and an air guide component 1.9 are also arranged on the dust collection box main body 1.1;
the dust collection port 1.8 is arranged on one side end surface of the box body structure and is used for sucking dust-containing gas (dust, sundries and the like are contained in the dust-containing gas) into the box body structure;
an air guide assembly 1.9 is arranged at the inner side of the dust collection opening 1.8, and the air guide assembly 1.9 (specifically, the specific structure of the air guide assembly 1.9 is the prior art) is fixedly connected with the dust collection box main body 1.1 and is used for improving the fluency of dust-containing gas flowing into the dust collection box main body 1.1 through the dust collection opening 1.8;
a crawling ladder 1.2 is further arranged on the left side of the dust collection opening 1.8, the crawling ladder 1.2 is vertically arranged on the dust collection box main body 1.1 and is connected with the dust collection box main body 1.1 in a mutually welded mode, and the crawling ladder is used for a constructor to climb on the top of the dust collection box main body 1.1 to carry out maintenance operation;
a wind pressure detector 1.5 is arranged between the crawling ladder 1.2 and the dust collection port 1.8, and the wind pressure detector 1.5 is connected with the dust collection box main body 1.1 in a sealing welding mode and is used for monitoring the wind pressure in the dust collection box main body 1.1 in real time;
the rear end of the air guide assembly 1.9 is provided with filter cartridges 1.6, the number of the filter cartridges 1.6 is preferably 60, the number of the 60 filter cartridges 1.6 is respectively distributed in a mode of arranging 6 filter cartridges in parallel along the width direction of the dust removal box main body 1.1 and arranging 10 filter cartridges in parallel along the length direction of the dust removal box main body 1.1, and a filtering system is formed so as to realize the filtration of dust-containing gas; the 60 cartridge boxes 8 are all arranged on a filter cartridge fixing plate, and the filter cartridge fixing plate is connected with the dust removal box main body 1.1 in a sealing welding mode;
the box body bracket 1.3 is connected with the dust box main body 1.1 in a sealing welding mode and is used for supporting the dust box main body 1.1;
the rain shielding grille 1.4 is arranged at the top of the dust removing box body 1.1 and is provided with two groups symmetrically arranged along the central axis of the dust removing box body, thereby playing roles in removing rain and exhausting air;
the first access door 1.7 is arranged on the right side of the dust removing box body 1.1 and is connected with the dust removing box body 1.1 through bolts, and is used for maintenance of constructors in and out of the dust removing box body 1.1.
Optionally, the surface of the filter cartridge is provided with a mesh structure, and the mesh number of the mesh structure is preferably 500 mesh or more.
Referring to fig. 3 to 5, the transmission mechanism 2 comprises a driving assembly and a motor assembly, wherein the driving assembly is used for driving the scraping plate 2.6 to reciprocate so as to transport dust at the bottom of the dust collection box body 1.1 to the dust discharging mechanism 3; the motor assembly is configured to power the drive assembly.
The driving assembly comprises a chain wheel 2.3, a bearing 2.4, a first chain 2.5 and a scraping plate 2.6; the chain wheels 2.3 are provided with two groups which are arranged at intervals, the two groups of chain wheels 2.3 are rotatably connected with the dust collection box main body 1.1 through bearings 2.4, and at least one group of chain wheels 2.3 is connected with the driving end of the driving assembly so as to operate through the driving of the driving assembly; the first chain 2.5 is arranged on the chain wheel 2.3 to form a chain wheel and chain driving structure; the scraping plate 2.6 is arranged on the first chain 2.5, and a plurality of scraping plates are arranged in parallel along the running direction of the first chain 2.5 so as to scrape dust below the dust removing box main body 1.1 to the dust discharging mechanism 3 under the driving of the first chain 2.5.
Optionally, in order to prevent the first chain 2.5 from wearing away from the bottom plate of the main dust-removing box body 1.1, the driving assembly further includes a supporting member 2.1, the supporting member 2.1 is preferably an L-shaped angle steel, one end of the supporting member 2.1 is welded with the main dust-removing box body 1.1, and the other end of the supporting member 2.1 extends to the lower side of the first chain 2.5.
Optionally, in order to realize the protection to the bearing 2.4, the driving assembly further includes a protection seat 2.2, the protection seat 2.2 is fixedly installed on the dust removing box main body 1.1, and a cavity capable of accommodating the bearing is arranged on the protection seat 2.2.
Optionally, in order to reduce the abrasion to the scraping plate 2.6, a gap of 0.2mm-2.0mm is arranged between the end of the scraping plate 2.6 away from the chain I2.5 and the ground of the tunnel.
Optionally, to achieve adjustment of the tightness of the chain 1, 2.5, the driving assembly further comprises a tensioning assembly 1, 2.7, wherein the tensioning assembly 1, 2.7 is arranged outside the bearing 2, 4. Here, preference is given to: the tensioning assembly one 2.7 is an existing structure.
Optionally, to support the support 2.1, the driving assembly further includes a first connecting plate 2.8 and a second connecting plate 2.9, where one ends of the first connecting plate 2.8 and the second connecting plate 2.9 are connected to the first chain 2.5 at the same time, and the other ends of the first connecting plate 2.8 and the second connecting plate 2.9 are connected to the tensioning assembly 2.7 at the same time; and the second connecting plate 2.9 is provided with a pulley, and is contacted with the supporting piece 2.1 through the pulley so as to play a supporting role on the supporting piece 2.1.
Optionally, for the convenience of constructors to maintain the transmission mechanism 2, the driving assembly further comprises an access door two 2.10, and the access door two 2.10 is arranged on two end faces of the dust removing box main body 1.1, wherein the two end faces are arranged in parallel.
The motor component comprises a protective cover 2.11, a tensioning component II 2.12, a gear motor 2.13 and a motor supporting seat 2.15; the protective cover 211 is used for protecting the motor assembly and is detachably connected with the dust collection box main body 1.1 through bolts; the fixed end of the gear motor 2.13 is connected with the dust collection box main body 1.1 through the motor supporting seat 2.15, and the driving end of the gear motor 2.13 is connected with the chain wheel 2.3 to drive the chain wheel 2.3 to rotate. Here, preference is given to: in order to realize the connection between the gear motor 2.13 and the chain wheel 2.3, a driving wheel is further arranged at the driving end of the gear motor 2.13, a driven wheel 2.16 is further arranged on the bearing 2.4, and the driving wheel is connected with the driven wheel 2.16 through a second chain 2.14 so as to transmit the power of the gear motor 2.13 to the chain wheel 2.3.
Optionally, to adjust the tensioning of the second chain 2.14, the motor assembly further includes a second tensioning assembly 2.12.
Referring to fig. 6, the ash discharging mechanism 3 comprises a pneumatic gate valve 3.1, a gate valve air inlet pipeline 3.2 and a discharge hopper 3.3;
the discharging hopper 3.3 is arranged on the dust box main body 1.1, the inlet end of the discharging hopper 3.3 is arranged below the scraping plate 2.6, and the discharging opening of the discharging hopper 3.3 is arranged in a downward free extending mode;
the pneumatic gate valve 3.1 comprises an air cylinder 3.1.1, a connecting rod 3.1.2 and a baffle plate 3.1.3, wherein the fixed end of the air cylinder 3.1.1 is fixedly connected with the dust collection box main body 1.1, the driving end of the air cylinder 3.1.1 is connected with the baffle plate 3.1.3 through the connecting rod 3.1.2, and the baffle plate 3.1.3 is installed at the discharge opening of the discharge hopper 3.3 in a penetrating manner;
the fixed end of the pneumatic gate valve 3.1 is connected with the discharge hopper 3.3 by adopting a bolt in a fastening way, the inlet end of the pneumatic gate valve 3.1 is connected with an air source (the air source can be a structure capable of providing air flow such as a fan) through a gate valve air inlet pipeline 3.2, and the output end of the pneumatic gate valve 3.1 is communicated with the discharge half 3.3;
when the dust in the discharge hopper 3.3 is required to be discharged, the air cylinder 3.1.1 drives the baffle plate 3.1.3 to displace in a direction away from the discharge hopper 3.3 so as to open the discharge opening of the discharge hopper 3.3, thereby discharging the dust in the discharge hopper 3.3, and simultaneously, the pneumatic gate valve 3.1 is opened to enable the air source to be communicated with the discharge half 3.3, so that the dust stuck on the discharge hopper 3.3 is discharged in an amount through air flow; when the discharge hopper 3.3 is in a dust collecting state, the pneumatic gate valve 3.1 is closed to disconnect the air source from the discharge half 3.3, and the air cylinder 3.1.1 drives the baffle plate 3.1.3 to displace in a direction approaching the discharge hopper 3.3 to close the discharge opening of the discharge hopper 3.3, so that the discharge hopper 3.3 is in a sealing state, and dust is collected conveniently.
Optionally, in order to ensure that dust can be smoothly discharged from the discharge hopper 3.3, an included angle of 30-45 degrees is formed between the discharge hopper 3.3 and the ground of the tunnel.
Referring to fig. 7 and 8, the filter element cleaning mechanism 4 comprises a gas storage tank 4.1, a gas storage tank drainage pipeline 4.2, an external gas source interface 4.4 and a pulse tube 4.5;
the two gas storage tanks 4.1 are respectively arranged symmetrically along the displacement direction of the dust removal box main body 1.1, the two gas storage tanks 4.1 are connected with each other through steel pipes, and the steel pipes are fixed at the top of the dust removal box main body 1.1;
the external air source interface 4.4 is connected with the air storage tank 4.1 and an external air source for inflating the air storage tank 4.1;
the pulse tubes 4.5 are provided with a plurality of pulse tubes which are distributed and arranged along the transverse direction of the filter cylinders 1.6, one end of each pulse tube 4.5 is respectively connected with two air storage tanks 4.1, a pulse valve is arranged between each pulse tube 4.5 and each air storage tank 4.1, and the connection or disconnection between the pulse tube 4.5 and the air storage tank 4.1 is controlled through the pulse valve; the other end of each pulse tube 4.5 is closed;
a plurality of nozzles 4.3 are provided on each pulse tube 4.5 and are arranged in a transverse direction along the filter cartridge 1.6, and the air flow of each nozzle 4.3 is aligned with the plurality of filter cartridges 1.6 to spray out dust attached to the filter cartridges 1.6.
Optionally, a plurality of tank top protective caps 4.7 are also provided above pulse tube 4.4 for protecting filter cartridge 1.6.
The specific process of dust removal by using the scraper type dust removal structure is as follows:
dust-containing air enters the interior of the main body of the dust-removing box body through the dust collection opening and the air guide component;
dust in the dust-containing gas is filtered by the filter cartridge, the dust attached to the filter cartridge falls into the bottom of the dust removal box main body under the action of gravity and the action of gas output by the jetting port, and the dust falling into the bottom of the dust removal box main body is conveyed into the discharge hopper by the scraping plate; meanwhile, the filtered dust-containing gas is discharged through a rainproof grid;
when the dust removing work in the current space is finished or the dust in the discharge hopper is overfilled, the dust collected in the discharge hopper is discharged to a designated position through the dust discharging mechanism, and the dust removing work is finished.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (9)
1. The scraper type dust removing structure is characterized by comprising a dust removing box body structure (1), and a transmission mechanism (2), an ash discharging mechanism (3) and a filter element cleaning mechanism (4) which are arranged on the dust removing box body structure (1);
the dust removing box body structure (1) comprises a dust removing box body (1.1), wherein a filter cylinder (1.6) for filtering dust in dust-containing gas is arranged in the dust removing box body (1.1);
the transmission mechanism (2) comprises a scraping plate (2.6) for conveying dust arranged at the bottom of the dust removing box body structure (1) to the dust discharging mechanism (3);
the ash discharging mechanism (3) comprises a discharging hopper (3.3) for collecting dust conveyed by the scraping plate (2.6);
the filter element cleaning mechanism (4) comprises a blowing opening (4.3) which is arranged corresponding to the filter cartridge (1.6) so as to blow dust particles attached to the filter cartridge (1.6) into the discharge hopper (3.3).
2. The scraper type dust removing structure according to claim 1, wherein a rain shielding grille (1.4) is further arranged on the dust removing box body (1.1), the rain shielding grille (1.4) is arranged at the top of the dust removing box body (1.1), and two groups which are symmetrically arranged along the central axis of the dust removing box body are arranged.
3. The scraper type dust removing structure according to claim 1, wherein the surface of the filter cartridge is provided in a mesh structure, and the mesh number of the mesh structure is set to 500 mesh and above.
4. A scraper dust removal structure according to claim 1, characterized in that the transmission mechanism (2) comprises a driving assembly and a motor assembly, wherein the driving assembly is used for driving the scraper (2.6) to reciprocate so as to transport dust at the bottom of the dust removal box main body (1.1) to the dust discharging mechanism (3); the motor assembly is configured to power the drive assembly.
5. A scraper dust removal structure according to any one of claims 1-4, characterized in that a gap of 0.2mm-2.0mm is provided between the end of the scraper (2.6) remote from the first chain (2.5) and the tunnel floor.
6. The scraper dust removal structure according to claim 5, wherein the dust discharging mechanism (3) comprises a pneumatic gate valve (3.1), a gate valve air inlet pipe (3.2) and a discharge hopper (3.3);
the discharging hopper (3.3) is arranged on the dust removing box main body (1.1), the inlet end of the discharging hopper (3.3) is arranged below the scraping plate (2.6), and the discharging opening of the discharging hopper (3.3) is arranged in a downward free extending mode;
the pneumatic gate valve (3.1) comprises an air cylinder (3.1.1), a connecting rod (3.1.2) and a baffle plate (3.1.3), the fixed end of the air cylinder (3.1.1) is fixedly connected with the dust collection box main body (1.1), the driving end of the air cylinder (3.1.1) is connected with the baffle plate (3.1.3) through the connecting rod (3.1.2), and the baffle plate (3.1.3) is installed at the discharge opening of the discharge hopper (3.3) in a penetrating mode;
the fixed end of the pneumatic gate valve (3.1) is connected with the discharge hopper (3.3) by adopting bolt fastening, the inlet end of the pneumatic gate valve (3.1) is connected with an air source through a gate valve air inlet pipeline (3.2), and the output end of the pneumatic gate valve (3.1) is mutually communicated with the discharge half (3.3).
7. The scraper dust removing structure according to claim 6, wherein the discharge hopper (3.3) is arranged at an included angle of 30 ° -45 ° with the tunnel floor.
8. The scraper type dust removing structure according to claim 6 or 7, wherein the filter cartridge (1.6) is provided with a plurality of pieces distributed along the width direction and the length direction of the dust removing box main body (1.1);
the filter element cleaning mechanism (4) further comprises a plurality of pulse tubes (4.5) used for connecting an air source with the jetting openings (4.3), and the jetting openings (4.3) are arranged on each pulse tube (4.5).
9. A scraper dust removal structure according to claim 8, characterised in that the air flows of the plurality of nozzles (4.3) are each directed towards a plurality of filter cartridges (1.6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223480300.3U CN219023695U (en) | 2022-12-26 | 2022-12-26 | Scraper type dust removing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223480300.3U CN219023695U (en) | 2022-12-26 | 2022-12-26 | Scraper type dust removing structure |
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| Publication Number | Publication Date |
|---|---|
| CN219023695U true CN219023695U (en) | 2023-05-16 |
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ID=86314648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223480300.3U Active CN219023695U (en) | 2022-12-26 | 2022-12-26 | Scraper type dust removing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219023695U (en) |
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2022
- 2022-12-26 CN CN202223480300.3U patent/CN219023695U/en active Active
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