CN114832548A - Dust removal device of coal gangue separator - Google Patents
Dust removal device of coal gangue separator Download PDFInfo
- Publication number
- CN114832548A CN114832548A CN202210487962.9A CN202210487962A CN114832548A CN 114832548 A CN114832548 A CN 114832548A CN 202210487962 A CN202210487962 A CN 202210487962A CN 114832548 A CN114832548 A CN 114832548A
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- CN
- China
- Prior art keywords
- dust
- bin body
- separator
- plate
- annular water
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/06—Spray cleaning
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B13/00—Grading or sorting solid materials by dry methods, not otherwise provided for; Sorting articles otherwise than by indirectly controlled devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B13/00—Grading or sorting solid materials by dry methods, not otherwise provided for; Sorting articles otherwise than by indirectly controlled devices
- B07B13/14—Details or accessories
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/04—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
Abstract
The invention discloses a dust removal device of a gangue separator, which comprises a separator body and a spray dust suppression mechanism arranged in the separator body; the sorting machine body comprises an upper bin body and a lower bin body, the upper bin body is fixedly connected with the lower bin body, a spray cavity is formed between the upper bin body and the lower bin body, and the spray dust suppression mechanism is installed in the spray cavity; the spraying presses down dirt mechanism includes backup pad, annular water pipe, inlet tube and distributes a plurality of atomizer in annular water pipe, the annular water pipe passes through backup pad fixed mounting be in the inner wall in spraying chamber, the one end of inlet tube with annular water piping connection, the other end is connected with the water pump, atomizer's injection end with the inner wall slope in spraying chamber sets up. The dust removal device can effectively perform dust removal and dust removal on dust in the separator, protects the health of workers, has good dust removal effect, is simple to operate, has wide application range, and can effectively solve the problem of dust production of the separator.
Description
Technical Field
The invention relates to coal mining equipment, in particular to a dust removal device of a gangue separator.
Background
Along with the development of times, coal mining machines are more and more widely used, the coal yield of China is increased year by year, as a plurality of raw materials are mixed in raw coal and do not meet the use requirement, the raw coal needs to be screened by using a sorting machine, the sorting machine is used for sorting out gangue (stones) in the raw coal (coal extracted from underground), the quality of coal is improved, but when the sorting machine is used for screening the raw coal, a large amount of dust can be generated, the health of workers is seriously damaged, and the existing sorting machine does not have the dust-settling effect at present.
Disclosure of Invention
In order to solve the defects in the prior art, the invention aims to provide the dust removal device for the coal gangue separator, which can effectively perform dust fall and removal on dust in the separator to protect the health of workers.
The technical scheme adopted by the invention for solving the technical problems is as follows: a dust removal device of a gangue separator comprises a separator body and a spray dust suppression mechanism arranged in the separator body;
the sorting machine body comprises an upper bin body and a lower bin body, the upper bin body is fixedly connected with the lower bin body, a spray cavity is formed between the upper bin body and the lower bin body, and the spray dust suppression mechanism is installed in the spray cavity;
the spraying presses down dirt mechanism and includes backup pad, annular water pipe, inlet tube and a plurality of atomizer that distribute in annular water pipe, annular water pipe passes through backup pad fixed mounting in the inner wall in spraying chamber, the one end of inlet tube with annular water piping connection, the other end is connected with the water pump, atomizer's injection end with the inner wall slope in spraying chamber sets up.
Optionally, the separator body is provided with a feed inlet, and the feed inlet is communicated with the spraying cavity.
Optionally, a material distribution plate is fixedly mounted at the bottom of the lower bin body, and a tip portion is arranged at the top of the material distribution plate, so that two sides of the material distribution plate are slopes respectively;
the lower bin body is divided into a coal briquette blanking area and a crushed coal blanking area through the material separating plate, so that when raw coal enters the spraying cavity through the feeding hole, the whole coal briquette falls into the coal briquette blanking area, and the fine coal briquette falls into the crushed coal blanking area.
Optionally, a material distributing plate is fixedly mounted on the inner wall of the spraying cavity on one side corresponding to the feeding port, and the material distributing plate is arranged above the spraying dust suppression mechanism;
a raw material sliding plate is arranged in the feeding port, and the raw material sliding plate is obliquely arranged in the feeding port;
the material guiding plate is arranged below the raw material sliding plate, an inclined material guiding surface is arranged on the top surface of the material guiding plate, and the inclination angle of the material guiding surface is smaller than that of the raw material sliding plate, so that an included angle of 120-170 degrees is formed between the material guiding surface and the surface of the raw material sliding plate.
Optionally, an opening is formed in the top of the upper bin body, so that the spraying cavity is communicated with the outside;
a shutter is installed in the opening.
Optionally, a power box is fixedly connected to the outer wall of the lower bin body, and a power unit is installed in the power box;
the power box is fixedly arranged on the outer side wall on the same side with the feed inlet.
Optionally, a dust extraction unit is further arranged in the spray cavity, one end of the dust extraction unit is communicated with the spray cavity, and the other end of the dust extraction unit is connected with the filtering mechanism through a fan;
the dust extraction unit comprises a dust extraction air duct, one end of the dust extraction air duct extends into the spraying cavity, the other end of the dust extraction air duct is connected with a filtering mechanism through the fan, and the fan is connected with the power unit in the power box.
Optionally, the atomizing nozzles are uniformly distributed in the annular water pipe, so that the atomizing nozzles are arranged on the surface of the annular water pipe at equal intervals;
the annular water pipe through with annular water pipe integrated into one piece's nozzle stub with atomizer is connected, atomizer's injection axis with 60 contained angles have between the lateral wall in spraying chamber, and atomizer's injection direction is the slope upwards.
Optionally, the support plate includes a first short side portion, a second short side portion, and a first long side portion and a second long side portion, the first short side portion and the second short side portion are respectively located at two ends of the first long side portion and the second long side portion, and the first short side portion, the second short side portion, the first long side portion and the second long side portion are of an integrally formed structure.
Optionally, the annular water pipe is fixedly mounted on the bottom surface of the supporting plate, the connecting plate is fixedly mounted on the top surface of the supporting plate, and the supporting plate is fixedly connected to the side wall of the spraying cavity through the connecting plate.
The dust suppression device has the advantages that dust in the separator can be effectively reduced and removed through the spraying dust suppression mechanism, the health of workers is protected, the dust suppression device is good in dust removal effect, simple to operate and wide in application range, and the problem of dust production of the separator can be effectively solved.
Drawings
FIG. 1 is a schematic view of the external structure of the sorter of the present invention;
FIG. 2 is a schematic view of a half-section of the present invention;
FIG. 3 is a schematic skeletal structure of the lower cartridge body of the present invention;
FIG. 4 is a schematic structural view of the spray dust suppression mechanism of the present invention;
fig. 5 is a schematic view of the structure of the spray dust suppression mechanism of the present invention in the bottom view.
Detailed Description
The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
As shown in figures 1, 2 and 3, the invention discloses a dust removal device of a gangue separator, which comprises a separator body 1 and a spray dust suppression mechanism arranged in the separator body. Sorter body 1 specifically includes the upper bin body 2 and the lower bin body 3, and fixed connection between the upper bin body 2 and the lower bin body 3. Wherein, the storehouse body 3 includes the skeleton and the cladding is at the outside lower casing of skeleton, and the casing cladding is behind the skeleton down for lower storehouse body 3 forms the inclosed cavity of lateral part, and the bottom of lower storehouse body 3 is open state, and the coal cinder that gets into in the storehouse body 3 down promptly can leak away from the bottom of the storehouse body 3 down, and the upper storehouse body 2 only has an integral last casing, when connecting fixed upper storehouse body 2, go up the casing direct with lower storehouse body 3 the skeleton connection fixed can.
In the invention, a spraying cavity is arranged between an upper bin body 2 and a lower bin body 3, and a spraying dust suppression mechanism sprays water mist into the spraying cavity to wrap dust in the spraying cavity, so that the spraying dust suppression mechanism is arranged in the spraying cavity. Specifically, the spray cavity can be arranged in the lower bin body 3, so that the top area in the lower bin body 3 forms the spray cavity.
Specifically, as shown in fig. 2, 4 and 5, the spray dust suppression mechanism includes a support plate 4, an annular water pipe 5, a water inlet pipe 6, and a plurality of atomizer heads 7 distributed in the annular water pipe. Wherein, annular water pipe 5 passes through backup pad 4 fixed mounting at the inner wall in spraying chamber, and the one end and the annular water pipe 5 of inlet tube 6 are connected, and the other end is connected with the water pump, and the water pump is connected with the water source again. Furthermore, the spray end of the atomizer 7 is arranged obliquely to the inner wall of the spray chamber, i.e. the spray direction of the atomizer 7 is directed obliquely upwards.
In the present invention, as shown in fig. 4 and 5, the supporting plate 4 includes a first short side portion 401, a second short side portion 402, a first long side portion 403, and a second long side portion 404, the first short side portion 401 and the second short side portion 402 are respectively located at two ends of the first long side portion 403 and the second long side portion 404, and the first short side portion 401, the second short side portion 402, the first long side portion 403, and the second long side portion 404 are integrally formed, wherein the first long side portion 403 has a notch 405 for observing the installation condition of the water inlet pipe 6. The annular water pipe 5 is fixedly arranged on the bottom surface of the support plate 4, the connecting plate 17 is fixedly arranged on the top surface of the support plate 4, and the support plate 4 is fixedly connected to the side wall of the spraying cavity through the connecting plate 17.
In the present invention, the atomizer nozzles 7 may be uniformly distributed in the annular water tube 5, such that the atomizer nozzles 7 are equally spaced on the surface of the annular water tube 5. The annular water pipe 5 is connected with the atomizing nozzle 7 through a short pipe integrally formed with the annular water pipe 5, so that an included angle of 60 degrees is formed between the injection axis of the atomizing nozzle 7 and the side wall of the spraying cavity.
In addition, in the invention, a dust extraction unit is also arranged in the spraying cavity, one end of the dust extraction unit is communicated with the spraying cavity, and the other end of the dust extraction unit is connected with the filtering mechanism through a fan. Specifically, the dust extraction unit comprises a dust extraction air duct 16, one end of the dust extraction air duct 16 extends into the spraying cavity, and the other end of the dust extraction air duct 16 is connected with the filtering mechanism through a fan. The filtering mechanism can filter the dust and then discharge the water condensed by the water mist to prevent the occurrence of pollution accidents.
In the invention, as shown in fig. 2, the separator body 1 is also provided with a feed inlet which is communicated with the spraying cavity, so that coal mine raw materials enter the spraying cavity from the feed inlet. Specifically, be equipped with raw materials landing plate 8 in the feed inlet, raw materials landing plate 8 slope sets up in the feed inlet, and when the feeding, the colliery raw materials rolls along raw materials landing plate 8 to the spraying intracavity. In order to prevent the coal from impacting the spray dust suppression mechanism in the falling process, a material guiding plate 9 is fixedly installed at the upper position of the spray dust suppression mechanism, an inclined material guiding surface 10 is arranged on the top surface of the material guiding plate 9, the material guiding surface 10 corresponds to the raw material falling plate 8, the inclination angle of the material guiding surface 10 is smaller than that of the raw material falling plate 8, and therefore an included angle of 120-170 degrees is formed between the material guiding surface 10 and the plate surface of the raw material falling plate 8. Through the arrangement, when the coal blocks pass through the material guide surface 10 of the material smoothing plate 9, the coal blocks have the tendency of moving outwards, so that the spraying dust suppression mechanism is avoided, and meanwhile, the arrangement of the material smoothing plate 9 can reduce the falling speed of the coal blocks and has a buffering effect on the coal blocks. Specifically, the material distributing plate 9 is fixedly arranged on one side of the spraying cavity corresponding to the feeding hole.
The invention utilizes the particles generated by spraying, the diameter of the particles is extremely fine, the surface tension is basically zero, the particles can quickly adsorb dust particles with various sizes in the air when being sprayed into the air to form effective dust control, and the dust and water mist mixture in a spraying cavity is timely extracted by combining with the dust extraction wind tube 16 to achieve effective dust removal.
In the invention, as shown in fig. 2 and 3, a material distributing plate 11 is fixedly installed at the bottom of the lower bin body 3, two ends of the material distributing plate 11 are respectively and fixedly connected with the framework, and meanwhile, the top of the material distributing plate 11 is provided with a tip 12, so that two sides of the material distributing plate 11 are respectively slopes. Specifically, the material distributing plate 11 can be formed by welding two plate bodies, wherein one sides of the two plate bodies are mutually butted to form an included angle of 30-60 degrees, then the two plate bodies are welded into a whole, and finally the two ends of the material distributing plate 11 welded into a whole are respectively welded with the framework of the lower bin body 3. Through the setting of branch flitch 11, lower storehouse body 3 is separated for coal cinder blanking district 12 and shredded coal blanking district 13 through dividing flitch 11 for raw coal is when getting into the spraying chamber through the feed inlet, and monoblock coal cinder falls into the coal cinder blanking district, and the coal cinder that is broken in small bits then falls into the shredded coal blanking district.
In the invention, as shown in fig. 1 and 2, the top of the upper bin body 2 is provided with an opening, so that the spraying cavity is communicated with the outside to ensure the ventilation effect of the spraying cavity. A louver 14 is installed in the opening to prevent dust from entering the inner space of the classifier body 1.
In the present invention, as shown in fig. 1 and 2, a power box 15 is further fixedly connected to the outer wall of the lower bin body 3, a power unit is installed in the power box 15, the power unit is used for providing power for the spraying dust suppression mechanism and the fan, and the power unit can be, for example, a storage battery. The power unit is disposed in the power box 15 to prevent dust from entering the power unit. Specifically, the power box 15 can be fixedly arranged on the outer side wall of the lower bin body 3 on the same side with the feeding hole.
The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be appreciated by a person skilled in the art that the scope of the invention as referred to in the present application is not limited to the embodiments with a specific combination of the above-mentioned features, but also covers other embodiments with any combination of the above-mentioned features or their equivalents without departing from the inventive concept. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.
Other technical features than those described in the specification are known to those skilled in the art, and are not described herein in detail in order to highlight the innovative features of the present invention.
Claims (10)
1. A dust removal device of a gangue separator is characterized by comprising a separator body and a spray dust suppression mechanism arranged in the separator body;
the sorting machine body comprises an upper bin body and a lower bin body, the upper bin body is fixedly connected with the lower bin body, a spray cavity is formed between the upper bin body and the lower bin body, and the spray dust suppression mechanism is installed in the spray cavity;
the spraying presses down dirt mechanism and includes backup pad, annular water pipe, inlet tube and a plurality of atomizer that distribute in annular water pipe, annular water pipe passes through backup pad fixed mounting in the inner wall in spraying chamber, the one end of inlet tube with annular water piping connection, the other end is connected with the water pump, atomizer's injection end with the inner wall slope in spraying chamber sets up.
2. The dust removing device of the gangue separator as claimed in claim 1, wherein the separator body is provided with a feed inlet, and the feed inlet is communicated with the spray chamber.
3. The dust removal device of the gangue separator as claimed in claim 2, wherein a material distribution plate is fixedly mounted at the bottom of the lower bin body, and the top of the material distribution plate is provided with a tip part, so that two sides of the material distribution plate are slopes respectively;
the lower bin body is divided into a coal briquette blanking area and a crushed coal blanking area through the material dividing plate, so that when raw coal enters the spraying cavity through the feeding hole, the whole coal briquette falls into the coal briquette blanking area, and the fine coal briquette falls into the crushed coal blanking area.
4. The dust removal device of the gangue separator as claimed in claim 3, wherein a material distributing plate is fixedly mounted on the inner wall of the spraying cavity on one side corresponding to the feed inlet, and the material distributing plate is arranged above the spraying dust suppression mechanism;
a raw material sliding plate is arranged in the feeding port, and the raw material sliding plate is obliquely arranged in the feeding port;
the material guiding plate is arranged below the raw material sliding plate, an inclined material guiding surface is arranged on the top surface of the material guiding plate, and the inclination angle of the material guiding surface is smaller than that of the raw material sliding plate, so that an included angle of 120-170 degrees is formed between the material guiding surface and the surface of the raw material sliding plate.
5. The dust removing device of the gangue separator as claimed in claim 4, wherein an opening is formed in the top of the upper bin body, so that the spray cavity is communicated with the outside;
a shutter is installed in the opening.
6. The dust removal device of the gangue separator as claimed in claim 5, wherein a power box is fixedly connected to the outer wall of the lower bin body, and a power unit is installed in the power box;
the power box is fixedly arranged on the outer side wall on the same side with the feed inlet.
7. The dust removal device of the gangue separator as claimed in claim 6, wherein a dust extraction unit is further arranged in the spray chamber, one end of the dust extraction unit is communicated with the spray chamber, and the other end of the dust extraction unit is connected with the filtering mechanism through a fan;
the dust extraction unit comprises a dust extraction air duct, one end of the dust extraction air duct extends into the spraying cavity, the other end of the dust extraction air duct is connected with a filtering mechanism through the fan, and the fan is connected with the power unit in the power box.
8. The dust removal device of the gangue separator as claimed in claim 1, wherein the atomizing nozzles are uniformly distributed in the annular water pipe, so that the atomizing nozzles are arranged on the surface of the annular water pipe at equal intervals;
the annular water pipe through with annular water pipe integrated into one piece's nozzle stub with atomizer is connected, atomizer's injection axis with 60 contained angles have between the lateral wall in spraying chamber, and atomizer's injection direction is the slope upwards.
9. The dust removing device of the gangue separator as claimed in claim 8, wherein the supporting plate comprises a first short side part, a second short side part, and a first long side part and a second long side part, the first short side part and the second short side part are respectively positioned at two ends of the first long side part and the second long side part, and the first short side part, the second short side part, and the first long side part and the second long side part are of an integrally formed structure.
10. The dust removing device of the gangue separator as claimed in claim 9, wherein the annular water pipe is fixedly mounted on the bottom surface of the support plate, the top surface of the support plate is fixedly mounted with a connecting plate, and the support plate is fixedly connected to the side wall of the spray chamber through the connecting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210487962.9A CN114832548A (en) | 2022-05-06 | 2022-05-06 | Dust removal device of coal gangue separator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210487962.9A CN114832548A (en) | 2022-05-06 | 2022-05-06 | Dust removal device of coal gangue separator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114832548A true CN114832548A (en) | 2022-08-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210487962.9A Pending CN114832548A (en) | 2022-05-06 | 2022-05-06 | Dust removal device of coal gangue separator |
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| Country | Link |
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| CN (1) | CN114832548A (en) |
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