CN215477768U - Novel ash conveying and unloading mechanism of dry type dust collector for mine - Google Patents
Novel ash conveying and unloading mechanism of dry type dust collector for mine Download PDFInfo
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- CN215477768U CN215477768U CN202122354799.2U CN202122354799U CN215477768U CN 215477768 U CN215477768 U CN 215477768U CN 202122354799 U CN202122354799 U CN 202122354799U CN 215477768 U CN215477768 U CN 215477768U
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Abstract
The utility model discloses a novel ash conveying and discharging mechanism of a dry type dust collector for a mine, which relates to the technical field of powder conveying and mainly comprises an ash storage groove, a guide transmission assembly, a scraper assembly, a power transmission assembly and a discharging assembly, wherein the scraper assembly is transmitted by the power transmission assembly and the guide transmission assembly and circularly moves in the ash storage groove, when the scraper assembly moves, a scraper tightly attached to the lower surface of a groove body scrapes ash in the ash storage groove and pushes the ash to the direction of an ash discharging opening, and the ash is pushed to the discharging opening by the discharging assembly and discharged, so that the conveying and discharging functions of the settled ash are realized. The integrated dust storage, conveying and discharging device is designed by adopting a mechanical transmission principle, utilizes the original dust storage groove space of the dust remover, is provided with the dust conveying and discharging mechanism, can realize the integrated comprehensive function of dust storage, dust conveying and dust discharging of the dry type dust remover for mines under the condition of not influencing the operation of the ventilator, and has the advantages of simple and compact structural design, smooth transmission, good transmission performance and high practicability.
Description
Technical Field
The utility model relates to the technical field of powder conveying, in particular to a novel ash conveying and unloading mechanism of a dry type dust remover for mines.
Background
At present stage, be applied to the dry dust remover of trades such as industry, mine and tunnel, receive the special environmental condition in underworkings and tunnel, the dust remover in the tunnel that uses at present and the tunnel is the slenderness type mostly, the dust that blows off can scatter in the ash storage tank of dust remover box lower part in the dust remover of this kind of structure, after removing dust a period, need unload the dust in the ash storage tank, the ash conveying of several dust removers commonly used now unloads the ash mode, there is following problem often:
in the first mode, the ash storage tank is sealed by adopting a rubber plate under negative pressure. When discharging ash, the draw-out type ventilator needs to stop running, the box body of the dust remover is in positive pressure, the rubber plate gap is opened, and the ash in the ash storage groove immediately falls on equipment below the dust remover, such as a transfer belt. The disadvantages of this ash discharge method are: 1. when ash is discharged, the draw-out type ventilator cannot run on line, and the fan is frequently started and stopped, so that the service life of the fan is influenced; 2. the ash discharging area is the projection area below the dust remover, the ash discharging surface is large, secondary dust raising is easy, and the workplace is more easily polluted.
And in the second mode, the ash storage groove is made into a drawer type, and the drawer is manually drawn out to pour the ash. The disadvantages of this ash discharge method are: 1. when the ash is poured, the operation of the extraction type fan needs to be stopped, and the fan is frequently started and stopped, so that the service life of the fan is influenced; 2. the ash is poured manually, and the workload of underground workers is increased.
And in the third mode, the ash storage tank is provided with a spiral conveyor. The spiral conveyer ash conveying has the advantages that: 1. the extraction type ventilator continuously operates on line without repeatedly starting and stopping; 2. no manual operation is required. The disadvantages are that: 1. the storage tank needs to be made into a funnel type, and the height of the spiral conveyor body is increased, so that the whole ash conveying device occupies a large space in the height direction and is only suitable for large tunnel operation.
And fourthly, pneumatically discharging ash by matching a plurality of pneumatic gate valves at the lower part of the ash storage tank. This method is only suitable for large tunnel operation.
For underground coal mines, the roadway is narrow, the height space is limited, the general mining dry dust collector is installed on a coal conveying belt frame or a secondary transport conveyor, and the height of the mining dry dust collector is only 1-1.3 m. Therefore, a new ash conveying and discharging mechanism of a dry type dust collector for mines, which has a compact structure, occupies a small space and can realize automatic operation, needs to be developed. In order to solve the above technical problems, scientific research institutions and scientific personnel of enterprises are continuously researching and exploring, and the technical problems which are not overcome in the practical application still exist although the technology is improved and innovated by using modern science and technology.
Disclosure of Invention
The utility model aims to provide a novel ash conveying and discharging mechanism of a mining dry dust collector, which is designed by adopting a mechanical transmission principle, utilizes the original ash storage groove space of the dust collector, is provided with an ash conveying and discharging mechanism, can realize the integrated comprehensive functions of ash storage, ash conveying and ash discharging of the mining dry dust collector under the condition of not influencing the operation of a ventilator, and has the advantages of simple and compact structural design, smooth transmission, good transmission performance and high transmission efficiency by adopting motor driving.
The technical scheme adopted by the utility model for solving the technical problems is as follows: the novel ash conveying and discharging mechanism of the dry type dust collector for the mine comprises a dust collector, an ash storage groove, a guide transmission assembly, a scraper assembly, a power transmission assembly and a discharging assembly, wherein the ash storage groove is arranged below the dust collector, the guide transmission assembly, the scraper assembly and the power transmission assembly are arranged in the ash storage groove, the guide transmission assembly is arranged on a front groove body section of the ash storage groove, and the guide transmission assembly mainly comprises a driven chain wheel shaft and driven chain wheels arranged at two ends of the driven chain wheel shaft;
the scraper component is arranged on the middle groove body section of the ash storage groove and mainly comprises an annular chain, connecting buckles, fastening bolts and scrapers, a group of connecting buckles are arranged on the annular chain at equal intervals, a scraper is arranged between each group of connecting buckles, the scrapers and the connecting buckles are fixedly connected through the fastening bolts, and the lower edges of the scrapers are arranged close to the bottom of the ash storage groove;
the power transmission assembly is arranged on the rear groove body section of the ash storage groove and mainly comprises an explosion-proof motor, a reduction gearbox, a driving chain wheel shaft, a driving chain wheel and a large chain wheel, the reduction gearbox is connected to an output shaft of the explosion-proof motor, the reduction gearbox is connected with the large chain wheel at the shaft end of the driving chain wheel shaft through a roller chain, the driving chain wheel is arranged at two ends of the driving chain wheel shaft in the ash storage groove, and the driving chain wheel is connected with the driven chain wheel through an annular chain;
the discharging assembly is arranged below the power transmission assembly and mainly comprises a screw conveyor and a discharger, the screw conveyor is arranged below the driving chain wheel shaft, the discharger is connected below a discharge port of the screw conveyor and is connected with a screw conveyor chain, and the screw conveyor is connected with a driving chain wheel shaft synchronous chain.
Preferably, the inner side wall of the ash storage groove is provided with an edge partition plate, and the edge partition plate enables the middle groove body section to be divided into an upper layer and a lower layer.
Preferably, the front groove section is arranged below the air inlet cylinder of the dust remover.
Preferably, the rear groove body section is arranged below the air outlet cylinder of the dust remover.
Preferably, the screw conveyor is a bidirectional screw conveyor.
The technical principle adopted by the utility model for solving the technical problems is as follows: the utility model is designed by adopting a mechanical transmission principle, utilizes the original space of the ash storage groove of the dust remover and is provided with an ash conveying and unloading mechanism, thereby realizing the integrated comprehensive function of ash storage, ash conveying and ash unloading of the dry type dust remover for mines. Wherein, defeated grey mechanism mainly comprises direction drive assembly, scraper blade subassembly, power transmission subassembly. In the power transmission assembly, an explosion-proof motor is used as the only power source for ash conveying and discharging, an output shaft of the explosion-proof motor is connected with a reduction gearbox, and an output shaft of the reduction gearbox is connected with a chain wheel, so that power output and reasonable rotating speed output can be realized. The chain wheel on the reduction box is connected with the big chain wheel of the driving chain wheel shaft through the roller chain, and the driving chain wheel shaft is subjected to speed reduction transmission again, so that the driving chain wheel shaft obtains reasonable rotating speed and power to be used as the driving force of the scraper blade assembly. The driving chain wheel shaft rotates clockwise along the direction of the output shaft of the motor to drive the scraper component in the ash storage groove to move, and when the scraper component moves in the ash storage groove, the scraper attached to the lower surface of the groove body scrapes ash in the ash storage groove and pushes the ash to the ash discharge opening. The scraper component is driven by the power transmission component and the guide transmission component to realize the circular movement of the scraper component. The middle groove section of the ash storage groove is additionally provided with the side partition plate, the side partition plate divides the middle groove section of the ash storage groove into an upper layer and a lower layer, the scraper component runs in the upper layer and the lower layer, and the side partition plate has a guiding effect on the scraper component. In the ash discharging mechanism, a large chain wheel of a driving chain wheel shaft is connected with a small chain wheel on a screw conveyor through a roller chain, the screw conveyor obtains higher rotating speed, and the bidirectional screw conveyor pushes ash to an inlet of an unloader when rotating. The small chain wheel on the screw conveyer is connected with the small chain wheel on the discharger through the roller chain, the discharger obtains the same rotating speed, power is transmitted to the discharger shaft, the discharger shaft core rotates, ash is discharged from the discharger outlet and falls on equipment under the dust remover, and the conveying and discharging functions of the dust removing ash are realized.
Compared with the prior art, the utility model has the beneficial effects that:
1. the utility model utilizes the space of the original ash storage groove of the dust remover, is provided with the ash conveying mechanism, can realize the ash storage and ash conveying functions of the dry type dust remover for the mine under the condition of not influencing the operation of the ventilator, and adopts a centralized power source for driving, thereby having smooth transmission, chain transmission and good transmission performance.
2. The utility model adopts the bidirectional spiral reamer and the discharger to form the ash discharging linkage mechanism in the ash discharging mechanism, thereby realizing the ash discharging function, and the ash discharging ports are concentrated at one position, the ash discharging surface is small, the secondary dust raising can be reduced, and the working environment is protected.
3. The power assembly and the transmission assembly are respectively arranged below the air outlet cylinder and the air inlet cylinder, so that the original space of the dust remover is not occupied, the height of the dust remover is not increased, the structural design is simple and compact, and the practicability is good.
4. The utility model does not affect the operation of the ventilator, does not limit the ash removal mode of the pulse valve, can carry out online ash removal and offline ash removal, and can also carry out continuous operation or intermittent operation ash removal.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of an ash scraping assembly according to the present invention;
FIG. 3 is a schematic structural view of the power transmission assembly and the discharge assembly of the present invention;
in the figure: 1. a dust remover; 2. an ash storage tank; 21. a side partition plate; 3. a guide transmission assembly; 31. a driven sprocket; 4. a squeegee assembly; 41. an endless chain; 42. a connecting buckle; 43. fastening a bolt; 44. a squeegee; 5. a power transmission assembly; 51. an explosion-proof motor; 52. a reduction gearbox; 53. a drive sprocket shaft; 54. a drive sprocket; 55. a large sprocket; 6. a discharge assembly; 61. a screw conveyor; 62. a discharger.
Detailed Description
The utility model is further described below with reference to the following figures and examples:
in fig. 1, the utility model provides a novel ash conveying and discharging mechanism of a dry type dust collector for a mine, which comprises a dust collector 1, an ash storage tank 2, a guide transmission component 3, a scraper component 4, a power transmission component 5 and a discharging component 6, wherein the ash storage tank 2 is arranged below the dust collector 1, the guide transmission component 3, the scraper component 4 and the power transmission component 5 are arranged in the ash storage tank 2, the guide transmission component 3 is arranged on a front tank section of the ash storage tank 2, the guide transmission component 3 mainly comprises a driven sprocket shaft and driven sprockets 31 arranged at two ends of the driven sprocket shaft, and the front tank section is arranged below an air inlet cylinder of the dust collector 1, so that the original space of the dust collector is not occupied, and the height of the dust collector is not increased.
In fig. 2, the scraper assembly 4 is arranged in the middle trough body section of the ash storage trough 2, the scraper assembly 4 mainly comprises an annular chain 41, connecting buckles 42, fastening bolts 43 and scrapers 44, a group of connecting buckles 42 are equidistantly arranged on the annular chain 41, one scraper 44 is arranged between each group of connecting buckles 42, the scrapers 44 and the connecting buckles 42 are fixedly connected through the fastening bolts 43, and the lower edges of the scrapers 44 are closely attached to the bottom of the ash storage trough 2; when the scraper component 4 moves in the ash storage groove 2, the scraper 44 attached to the lower surface of the groove body scrapes ash in the ash storage groove 2 and pushes the ash to the ash discharge opening, and the scraper component 4 is driven by the power transmission component 5 and the guide transmission component 3 to realize the circular movement of the scraper component 4; be equipped with limit baffle 21 on the 2 inside walls in ash storage tank, two-layer about limit baffle 21 divide into the well groove section in ash storage tank, scraper blade subassembly 4 moves in two-layer about, and limit baffle 21 has the effect of direction to scraper blade subassembly 4.
In fig. 3, the power transmission assembly 5 is arranged at the rear groove section of the ash storage groove 2, the rear groove section is arranged below the air outlet cylinder of the dust remover 1 and mainly comprises an explosion-proof motor 51, a reduction gearbox 52, a driving sprocket shaft 53, a driving sprocket 54 and a large sprocket 55, the reduction gearbox 52 is connected to the output shaft of the explosion-proof motor 51, the reduction gearbox 52 is connected with the large sprocket 55 at the shaft end of the driving sprocket shaft 53 through a roller chain, the driving sprockets 54 are arranged at the two ends of the driving sprocket shaft 53 in the ash storage groove 2, and the driving sprocket 54 is connected with the driven sprocket 31 through an annular chain 41; the explosion-proof motor 51 is used as the only power source for ash conveying and discharging, the output shaft of the explosion-proof motor is connected with the reduction gearbox 52, and the output shaft of the reduction gearbox 52 is connected with the chain wheel, so that power output and reasonable rotating speed output can be realized. The chain wheel on the reduction box 52 is connected with the big chain wheel of the driving chain wheel shaft 53 through the roller chain, and the driving chain wheel shaft 53 obtains reasonable rotating speed and power to be used as the driving force of the scraper component 4 through speed reduction transmission again.
In fig. 3, the discharging assembly 6 is arranged below the power transmission assembly 5 and mainly comprises a screw conveyor 61 and a discharger 62, the screw conveyor 61 is a bidirectional screw conveyor, the screw conveyor 61 is arranged below the driving sprocket shaft 53, the discharger 62 is connected below a discharge port of the screw conveyor 61, the discharger 62 is in chain connection with the screw conveyor 61, and the screw conveyor 61 is in synchronous chain connection with the driving sprocket shaft 53. The large sprocket of the driving sprocket shaft 53 is connected with the small sprocket of the screw conveyor 61 through a roller chain, the screw conveyor 61 obtains a high rotation speed, and the bidirectional screw conveyor 61 pushes ash to the inlet of the discharger when rotating. The small chain wheel on the screw conveyer 61 is connected with the small chain wheel on the discharger through a roller chain, the discharger obtains the same rotating speed, power is transmitted to the discharger shaft, the discharger shaft core rotates, ash is discharged from the discharger outlet, and falls on equipment (such as a transfer conveyor) below the dust remover 1, so that the conveying and discharging functions of the fly ash are realized.
Claims (5)
1. Novel defeated ash of mining dry dust remover unloads grey mechanism, including dust remover, ash storage tank, direction drive assembly, scraper blade subassembly, power transmission subassembly, the subassembly of unloading, its characterized in that: an ash storage groove is arranged below the dust remover, a guide transmission assembly, a scraper assembly and a power transmission assembly are arranged in the ash storage groove, the guide transmission assembly is arranged on the front groove body section of the ash storage groove, and the guide transmission assembly mainly comprises a driven chain wheel shaft and driven chain wheels arranged at two ends of the driven chain wheel shaft;
the scraper component is arranged on the middle groove body section of the ash storage groove and mainly comprises an annular chain, connecting buckles, fastening bolts and scrapers, a group of connecting buckles are arranged on the annular chain at equal intervals, a scraper is arranged between each group of connecting buckles, the scrapers and the connecting buckles are fixedly connected through the fastening bolts, and the lower edges of the scrapers are arranged close to the bottom of the ash storage groove;
the power transmission assembly is arranged on the rear groove body section of the ash storage groove and mainly comprises an explosion-proof motor, a reduction gearbox, a driving chain wheel shaft, a driving chain wheel and a large chain wheel, the reduction gearbox is connected to an output shaft of the explosion-proof motor, the reduction gearbox is connected with the large chain wheel at the shaft end of the driving chain wheel shaft through a roller chain, the driving chain wheel is arranged at two ends of the driving chain wheel shaft in the ash storage groove, and the driving chain wheel is connected with the driven chain wheel through an annular chain;
the discharging assembly is arranged below the power transmission assembly and mainly comprises a screw conveyor and a discharger, the screw conveyor is arranged below the driving chain wheel shaft, the discharger is connected below a discharge port of the screw conveyor and is connected with a screw conveyor chain, and the screw conveyor is connected with a driving chain wheel shaft synchronous chain.
2. The novel ash conveying and discharging mechanism of the dry type dust collector for the mine according to claim 1, which is characterized in that: the side partition plates are arranged on the inner side walls of the ash storage grooves, and the side partition plates enable the middle groove body section to be divided into an upper layer and a lower layer.
3. The novel ash conveying and discharging mechanism of the dry type dust collector for the mine according to claim 1, which is characterized in that: the screw conveyor is a bidirectional screw conveyor.
4. The novel ash conveying and discharging mechanism of the dry type dust collector for the mine according to claim 1, which is characterized in that: the front groove section is arranged below the air inlet cylinder of the dust remover.
5. The novel ash conveying and discharging mechanism of the dry type dust collector for the mine according to claim 1, which is characterized in that: the rear groove body section is arranged below the air outlet cylinder of the dust remover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122354799.2U CN215477768U (en) | 2021-09-28 | 2021-09-28 | Novel ash conveying and unloading mechanism of dry type dust collector for mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122354799.2U CN215477768U (en) | 2021-09-28 | 2021-09-28 | Novel ash conveying and unloading mechanism of dry type dust collector for mine |
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| Publication Number | Publication Date |
|---|---|
| CN215477768U true CN215477768U (en) | 2022-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122354799.2U Active CN215477768U (en) | 2021-09-28 | 2021-09-28 | Novel ash conveying and unloading mechanism of dry type dust collector for mine |
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| CN (1) | CN215477768U (en) |
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2021
- 2021-09-28 CN CN202122354799.2U patent/CN215477768U/en active Active
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