CN105414014A - Dustless coal screening system - Google Patents
Dustless coal screening system Download PDFInfo
- Publication number
- CN105414014A CN105414014A CN201510944693.4A CN201510944693A CN105414014A CN 105414014 A CN105414014 A CN 105414014A CN 201510944693 A CN201510944693 A CN 201510944693A CN 105414014 A CN105414014 A CN 105414014A
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- Prior art keywords
- pipe
- supply
- screening system
- water
- coal
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Classifications
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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
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
- B07B1/284—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens with unbalanced weights
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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
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G19/00—Conveyors comprising an impeller or a series of impellers carried by an endless traction element and arranged to move articles or materials over a supporting surface or underlying material, e.g. endless scraper conveyors
- B65G19/04—Conveyors comprising an impeller or a series of impellers carried by an endless traction element and arranged to move articles or materials over a supporting surface or underlying material, e.g. endless scraper conveyors for moving bulk material in open troughs or channels
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G69/00—Auxiliary measures taken, or devices used, in connection with loading or unloading
- B65G69/18—Preventing escape of dust
- B65G69/185—Preventing escape of dust by means of non-sealed systems
- B65G69/186—Preventing escape of dust by means of non-sealed systems with aspiration means
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Auxiliary Methods And Devices For Loading And Unloading (AREA)
Abstract
The invention discloses a dustless coal screening system. The dustless coal screening system comprises in-and-out vehicle washing devices, an unloading car scraper conveying device, a telescopic material hole device, a vibrating screening device, a storing device and a wind shielding and dust suppressing wall, wherein the in-and-out vehicle washing devices are arranged at the inlet and outlet of the coal screening system; the unloading car scraper conveying device is connected with the upper end of the vibrating screening device by a conveying belt; a crushing device is also arranged at the tail end of the vibrating screening device; the lower end of the crushing device is connected with the telescopic material hole device by the storing device; the wind shielding and dust suppressing wall is arranged around the coal screening system. The dustless coal screening system disclosed by the invention is widely applied to coal production and enterprise operation of each city and has the advantages of fundamentally preventing the harms caused by coal to environment during a business operation process, realizing controlled production of zero-defect products, alleviating the labor strength of workers, improving the output efficiency and controlling the occupational health.
Description
[technical field]
The present invention relates to coal screening and optimizing technical field, especially relate to dustlessization coal screening system.
[background technology]
The product of current colliery institute output and each dealer's product sold, huge economy and equipment loss can be brought to user without screening, but not having again a kind of Realization of Product dustlessization to retracting from colliery to unload, screening, storing, the device of entrucking, in existing equipment there is certain gap because of auxiliary sometimes in coal charge device for discharging in discharge process between stripper and dummy car, cause in discharge process, making coal charge drop from gap, and the mistake that car leans on enters to cause auxiliary stripper to play a role.In current coal charge industry when filling car, the height difference due to car causes coal charge when filling, easily produce coal charge cannot accurately pouring in car, thus causes significantly overflowing of coal charge to make it have certain pollution to environment.
In the screening of coal, the reciprocating sieve screening device that current most of producer uses is eccentric shaft or overall vibrations, and such screening implement can because of the volume of coal charge and weight issue in coal charge screening industry, screening implement is caused to work long hours, and more problem to be coal charge should be cannot be shaken fully thus reach the object of screening, at this moment just need artificial aside through the screening of pedestrian's work, strengthen artificial labour cost like this, also greatly increase the time of screening.
In the transmission of coal, in existing equipment, the transmitting device of most of coal industry is chain or belt-type transmission, but often can cause coal in transmitting procedure under landing machine or be stuck in screening plant porch, especially the accumulation of colliery small size can be caused during the vehicle-mounted discharging of some large coal mines, cause transmitting device cannot transmit it, need manually to clear up it on side, and certain gap is there is between stripper and dummy car because of auxiliary sometimes in discharge process, cause in discharge process, making coal charge drop from gap.
In addition, current major part has the plant area periphery of dust pollution to be all provided with windbreak, and windbreak sometimes or dry weather large at wind time the protection of dust can be reduced greatly, thus cause plant area's periphery to damage, just need artificial to dust-proof through row water-sprinkling around it at this moment, not only greatly waste water resource like this, also increase artificial expense of labor, cannot making in this way again of the inner dry environment of plant area is needed to some.
[summary of the invention]
In order to overcome the deficiency in background technology; the invention discloses a kind of dustlessization coal screening system; comprise vehicles passing in and out flusher, scraper conveying device of unloading, flexible material mouth device, vibration screening device and storage device and dust suppression and wind proofing wall; whole system only needs two people's manipulations; auxiliary four people pick up slag and to equipment routing inspection, fundamentally solve in coal trading enterprise's business process on the impact of environment with to the control of product quality flow process and the protection to operator's occupational health.
In order to realize the object of described invention, the present invention adopts following technical scheme: a kind of dustlessization coal screening system, comprises turnover car flusher, scraper conveying device of unloading, flexible material mouth device, vibration screening device and storage device and dust suppression and wind proofing wall; Described turnover car flusher is arranged on the import and export position of coal screening system, described scraper conveying device of unloading connects the upper end of vibration screening device by conveyer belt, the end of vibration screening device is also provided with breaker, and described breaker lower end connects flexible material mouth device by storage device 5; Described dust suppression and wind proofing wall is arranged on around coal screening system.
Turnover car flusher of the present invention comprises water-supply-pipe and water jet, water-supply-pipe is provided with water inlet, described water-supply-pipe comprises horizontal water-supply-pipe and vertical water-supply-pipe, described horizontal water-supply-pipe is horizontally set on bottom flusher, vertical water-supply-pipe is respectively arranged with flusher both sides, and water jet is separately positioned on the upper surface of horizontal water-supply-pipe and the inner surface of vertical water-supply-pipe; Jockey is provided with between described each horizontal water-supply-pipe and vertical water-supply-pipe; Be provided with filter screen between described each horizontal water-supply-pipe, described vertical water-supply-pipe is arranged on the both sides of filter screen; The lower end of described filter screen is also provided with stillpot.
Scraper conveying device of unloading of the present invention comprises scraper plate backplate, transmission chain, fixture, scraper plate, stripper, hairbrush and transmission device; Described transmission chain is arranged on the base of conveyer with loop configuration, and connection for transmission device, described transmission chain is provided with scraper plate on the throughput direction of loop configuration, and the two ends of scraper plate are also provided with scraper plate backplate; Described conveyer side, upper end is in the conveying direction provided with stripper, and described stripper is Collapsible structure, and the outer side edges edge of stripper is provided with hairbrush;
The throughput direction of transmission chain of the present invention is provided with several scraper plates; Described scraper plate is in the direction of motion side of transmission chain, and the both sides of scraper plate are also fixedly installed scraper plate backplate, is fixed on the base of conveyer bottom described scraper plate backplate; Coupled two the scraper plate backplates of described scraper plate form three baffle arrangements connected, and the bottom of the described baffle arrangement that it surrounds also is provided with base plate, and described base plate is fixed on the base of conveyer by fixture; The bottom of described conveyer is also provided with sealing plate, and the height to bottom driving chain of described sealing plate equals the height of scraper plate.
Flexible material mouth device of the present invention comprises power set, pull rope, flexible material mouth and discharging opening, described power set are positioned at equipment upper end, power set connect pull rope one end, the pull rope other end is arranged on bottom flexible material mouth, flexible material mouth is positioned at the lower end of discharging opening, and the both sides of described flexible material mouth are provided with suction port, described suction port opening down, upper end is connected with ventilation shaft one end, and the ventilation shaft other end is connected with blower fan; Described flexible material mouth is made up of the cube structure of several upper and lower openings or cylindrical structure, described square or cylinder from top to bottom diameter become large successively, square above described or edge, cylindrical lower end are provided with to recessed groove, and described adjacent square or edge, cylindrical upper end are below provided with the gripping mechanism with fit depressions.
Vibration screening device of the present invention comprises bias and gets rid of iron, axis, shaker body, " U " shape jockey and motor; Described shaker body becomes cylindrical, and two ends are enclosed construction, and the inner two ends of described shaker body are provided with axis, and the two ends of described axis are respectively arranged with bias and get rid of iron; Described " U " shape jockey connects one end of axis, and the other end connects motor; Described " U " shape jockey is a long strip type toughening rubber plate, is bent into " U " shape from centre, and the bias on axis gets rid of iron is connected " U " shape type toughening rubber plate respectively two ends with motor.
The lower end of described shaker body is provided with elastic connecting device, and described elastic connecting device connects shaker body bearing.Described elastic connecting device is extension spring, and described extension spring is provided with four or more.
Dust suppression and wind proofing wall of the present invention comprises shower nozzle, windbreak, ventilating opening, and described shower nozzle is arranged on the skeleton top of windbreak, and described shower nozzle connects aqueduct; The nozzle of described shower nozzle is fan nozzle, and described nozzle is provided with atomising device; Described aqueduct is provided with reflux; Described aqueduct is also provided with water-quantity regulating device.
Owing to have employed technique scheme, the present invention has following beneficial effect: vehicles passing in and out flusher of the present invention effectively solves vehicle enters plant area during from outward and brings some earth and booty into, greatly reduce cost of labor, effectively avoid the loss that colliery manufacturer is caused.
Scraper conveying device of unloading of the present invention effectively raises the service life of conveyer, has greatly saved the haul time, transmits and be short of power and the coal cinder excessive problem not easily transmitted when effectively being solved unloaded by the scraper plate on conveyer belt.
Flexible material mouth device of the present invention easily produces coal charge when accurately cannot pour car into when effectively solving filling, thus cause coal charge significantly overflow the problem making its environmental pollution and waste.
Vibration screening device of the present invention, effectively solves the under powered problem of vibrations, improves the service life of screening implement, reaches vibrations fully thus is able to, through the effective screening of row, greatly reduce production cost.
Dust suppression and wind proofing wall of the present invention effectively solves the problem of dust pollution, greatly reduces the utilization to water resource, effectively solves this original method of artificial water-sprinkling.
Device of the present invention achieves dustlessization and unloads, screening, store, the function of entrucking, after drawing coal car to be parked in unload platform, by hydraulic means by vehicle rollover, coal charge falls into the scraping plate conveying device by chain-driving, top reciprocating sieve is delivered to by belt feeder, reciprocating sieve is coaling and is expected that the product being divided into different model delivers to different tank storehouse by some belts, the impurity be attached on product to be picked rear input and is led storehouse by artificial and collect by the funnel that belt limit is provided with delivery impurity, when user use corresponding product time to be opened by the hydraulic pressure gate bottom tank storehouse the product screened loaded in car, package unit is at unload platform, vibratory sieve, tank deck flat rubber belting, breaker, hydraulic brake plate valve place is assembled with bag type dust collection device respectively, and effectively prevention is unloaded, screening, store, dust raising phenomenon during entrucking, add that tank deck and control system storehouse are closed and effectively prevent airborne dust, unload the car of 40 tons, collection is unloaded, screening, store, pick up slag and only need 16 minutes, can reach: the car filling 40 tons only needs 2 minutes, thus achieve the situation of zero airborne dust environmental protection operation, whole system only needs two people's manipulations, and auxiliary four people pick up slag and to equipment routing inspection, fundamentally solve in coal trading enterprise's business process on the impact of environment with to the control of product quality flow process and the protection to operator's occupational health.
This device is widely used in prefectures and cities' coal production, distributors, fundamentally solve coal to the harm of environment and controlled to the output of zero-fault product in business process, and controlled to the reduction of staff labor intensity and the raising of output efficiency and occupational health.
[accompanying drawing explanation]
Fig. 1 is the schematic flow sheet of the present invention's dustlessization coal screening system.
Fig. 2 is the structural representation of vehicles passing in and out flusher of the present invention.
Fig. 3 is that the present invention unloads the structural representation of scraper conveying device.
Fig. 4 is that the present invention stretches the structural representation of material mouth device.
Fig. 5 is the structural representation of vibration screening device of the present invention.
Fig. 6 is the structural representation of dust suppression and wind proofing wall of the present invention.
In figure: 1, vehicles passing in and out flusher; 2, to unload scraper conveying device; 3, flexible material mouth device; 4, vibration screening device; 5, storage device; 6, dust suppression and wind proofing wall 6; 7, stillpot; 8, filter screen; 9, vertical water-supply-pipe; 10, water jet; 11, delivery port; 12, horizontal water-supply-pipe; 13, water transport port; 14, scraper plate backplate; 15, transmission chain; 16, fixture; 17, scraper plate; 18, stripper; 19, hairbrush; 20, transmission device; 21, power set; 22, pull rope; 23, flexible material mouth; 24, discharging opening; 25, ventilation shaft; 26, blower fan; 27, suction port; 28, bias gets rid of iron; 29, axis; 30, shaker body; 31, " U " shape jockey; 32, motor; 33, shower nozzle; 34, windbreak; 35, air vent; 36, water-quantity regulating device.
[detailed description of the invention]
By explanation the present invention that the following examples can be detailed, disclose object of the present invention and be intended to protect all technological improvements in the scope of the invention.
A kind of dustlessization coal screening system, is characterized in that: comprise turnover car flusher 1, scraper conveying device 2 of unloading, flexible material mouth device 3, vibration screening device 4 and storage device 5 and dust suppression and wind proofing wall 6; Described turnover car flusher 1 is arranged on the import and export position of coal screening system, described scraper conveying device 2 of unloading connects the upper end of vibration screening device 4 by conveyer belt, the end of vibration screening device 4 is also provided with breaker, and described breaker lower end connects flexible material mouth device 3 by storage device 5; Described dust suppression and wind proofing wall 6 is arranged on around coal screening system.
Described turnover car flusher comprises water-supply-pipe and water jet 10, water-supply-pipe is provided with water inlet 13, described water-supply-pipe comprises horizontal water-supply-pipe 11 and vertical water-supply-pipe 9, described horizontal water-supply-pipe 12 is horizontally set on bottom flusher, vertical water-supply-pipe 9 is respectively arranged with flusher both sides, and water jet 10 is separately positioned on the upper surface of horizontal water-supply-pipe 12 and the inner surface of vertical water-supply-pipe 9; Jockey is provided with between described each horizontal water-supply-pipe 12 and vertical water-supply-pipe 9; Be provided with filter screen 8 between described each horizontal water-supply-pipe 12, described vertical water-supply-pipe 9 is arranged on the both sides of filter screen 8; The lower end of described filter screen 8 is also provided with stillpot 7.
Described scraper conveying device of unloading comprises scraper plate backplate 14, transmission chain 15, fixture 16, scraper plate 17, stripper 18, hairbrush 19 and transmission device 20; Described transmission chain 15 is arranged on the base of conveyer with loop configuration, and connection for transmission device 20, described transmission chain 15 is provided with scraper plate 17 on the throughput direction of loop configuration, and the two ends of scraper plate 17 are also provided with scraper plate backplate 14; Described conveyer side, upper end is in the conveying direction provided with stripper 18, and described stripper 18 is Collapsible structure, and the outer side edges edge of stripper 18 is provided with hairbrush 19;
The throughput direction of described transmission chain 15 is provided with several scraper plates 17; Described scraper plate 17 is in the direction of motion side of transmission chain 15, and the both sides of scraper plate 17 are also fixedly installed scraper plate backplate 14, is fixed on the base of conveyer bottom described scraper plate backplate 14; Coupled two the scraper plate backplates 14 of described scraper plate 17 form three baffle arrangements connected, and the bottom of the described baffle arrangement that it surrounds also is provided with base plate, and described base plate is fixed on the base of conveyer by fixture 16; The bottom of described conveyer is also provided with sealing plate, and the height to bottom driving chain 2 of described sealing plate equals the height of scraper plate 4.
Described flexible material mouth device 3 comprises power set 21, pull rope 22, flexible material mouth 23 and discharging opening 24, described power set 21 are positioned at equipment upper end, power set 21 connect pull rope 22 one end, pull rope 22 other end is arranged on bottom flexible material mouth 23, flexible material mouth 23 is positioned at the lower end of discharging opening 24, the both sides of described flexible material mouth 23 are provided with suction port 27, described suction port 27 opening down, upper end is connected with ventilation shaft 25 one end, and ventilation shaft 25 other end is connected with blower fan 26; Described flexible material mouth 23 is made up of the cube structure of several upper and lower openings or cylindrical structure, described square or cylinder from top to bottom diameter become large successively, square above described or edge, cylindrical lower end are provided with to recessed groove, and described adjacent square or edge, cylindrical upper end are below provided with the gripping mechanism with fit depressions.
Described vibration screening device 4 comprises bias and gets rid of iron 28, axis 29, shaker body 30, " U " shape jockey 31 and motor 32; Described shaker body 30 one-tenth is cylindrical, and two ends are enclosed construction, and the described inner two ends of shaker body 30 are provided with axis 29, and the two ends of described axis 29 are respectively arranged with bias and get rid of iron 28; Described " U " shape jockey connects one end of axis 29, and the other end connects motor 32; Described " U " shape jockey 4 is a long strip type toughening rubber plate, is bent into " U " shape from centre, and the bias on axis 29 gets rid of iron 28 is connected " U " shape type toughening rubber plate respectively two ends with motor 32.
The lower end of described shaker body 3 is provided with elastic connecting device, and described elastic connecting device connects shaker body bearing; Described elastic connecting device is extension spring, and described extension spring is provided with four or more.
Described dust suppression and wind proofing wall 6 comprises shower nozzle 33, windbreak 34, ventilating opening 35, and described shower nozzle 33 is arranged on the skeleton top of windbreak 34, and described shower nozzle 33 connects aqueduct; The nozzle of described shower nozzle 33 is fan nozzle, and described nozzle is provided with atomising device; Described aqueduct is provided with reflux; Described aqueduct is also provided with water-quantity regulating device 36.
The above, just better embodiment of the present invention, but the present invention is not limited to above-described embodiment, as long as it reaches technique effect of the present invention with any same or similar means, all should fall within protection scope of the present invention.
Claims (8)
1. a dustlessization coal screening system, is characterized in that: comprise turnover car flusher (1), scraper conveying device of unloading (2), flexible material mouth device (3), vibration screening device (4) and storage device (5) and dust suppression and wind proofing wall (6); Described turnover car flusher (1) is arranged on the import and export position of coal screening system, described scraper conveying device of unloading (2) connects the upper end of vibration screening device (4) by conveyer belt, the end of vibration screening device (4) is also provided with breaker, and described breaker lower end connects flexible material mouth device (3) by storage device (5); Described dust suppression and wind proofing wall (6) is arranged on around coal screening system.
2. dustlessization coal screening system as claimed in claim 1, it is characterized in that: described turnover car flusher comprises water-supply-pipe and water jet (10), water-supply-pipe is provided with water inlet (13), described water-supply-pipe comprises horizontal water-supply-pipe (11) and vertical water-supply-pipe (9), described horizontal water-supply-pipe (12) is horizontally set on bottom flusher, vertical water-supply-pipe (9) is respectively arranged with flusher both sides, and water jet (10) is separately positioned on the upper surface of horizontal water-supply-pipe (12) and the inner surface of vertical water-supply-pipe (9); Jockey is provided with between described each horizontal water-supply-pipe (12) and vertical water-supply-pipe (9); Be provided with filter screen (8) between described each horizontal water-supply-pipe (12), described vertical water-supply-pipe (9) is arranged on the both sides of filter screen (8); The lower end of described filter screen (8) is also provided with stillpot (7).
3. dustlessization coal screening system as claimed in claim 1, is characterized in that: described in scraper conveying device of unloading comprise scraper plate backplate (14), transmission chain (15), fixture (16), scraper plate (17), stripper (18), hairbrush (19) and transmission device (20); Described transmission chain (15) is arranged on the base of conveyer with loop configuration, and connection for transmission device (20), described transmission chain (15) is provided with scraper plate (17) on the throughput direction of loop configuration, the two ends of scraper plate (17) are also provided with scraper plate backplate (14), described conveyer side, upper end is in the conveying direction provided with stripper (18), described stripper (18) is Collapsible structure, and the outer side edges edge of stripper (18) is provided with hairbrush (19).
4. dustlessization coal screening system as claimed in claim 3, is characterized in that: the throughput direction of described transmission chain (15) is provided with several scraper plates (17); Described scraper plate (17) is in the direction of motion side of transmission chain (15), and the both sides of scraper plate (17) are also fixedly installed scraper plate backplate (14), and described scraper plate backplate (14) bottom is fixed on the base of conveyer; Two scraper plate backplate (14) compositions, three baffle arrangements connected that described scraper plate (17) is coupled, the bottom of the described baffle arrangement that it surrounds also is provided with base plate, and described base plate is fixed on the base of conveyer by fixture (16); The bottom of described conveyer is also provided with sealing plate, and the height to bottom driving chain (2) of described sealing plate equals the height of scraper plate (4).
5. dustlessization coal screening system as claimed in claim 1, it is characterized in that: described flexible material mouth device (3) comprises power set (21), pull rope (22), flexible material mouth (23) and discharging opening (24), described power set (21) are positioned at equipment upper end, power set (21) connect pull rope (22) one end, pull rope (22) other end is arranged on flexible material mouth (23) bottom, flexible material mouth (23) is positioned at the lower end of discharging opening (24), the both sides of described flexible material mouth (23) are provided with suction port (27), described suction port (27) opening down, upper end is connected with ventilation shaft (25) one end, ventilation shaft (25) other end is connected with blower fan (26), described flexible material mouth (23) is made up of the cube structure of several upper and lower openings or cylindrical structure, described square or cylinder from top to bottom diameter become large successively, square above described or edge, cylindrical lower end are provided with to recessed groove, and described adjacent square or edge, cylindrical upper end are below provided with the gripping mechanism with fit depressions.
6. dustlessization coal screening system as claimed in claim 1, is characterized in that: described vibration screening device (4) comprises bias and gets rid of iron (28), axis (29), shaker body (30), " U " shape jockey (31) and motor (32); Described shaker body (30) becomes cylindrical, and two ends are enclosed construction, and described shaker body (30) inner two ends are provided with axis (29), and the two ends of described axis (29) are respectively arranged with bias and get rid of iron (28); Described " U " shape jockey connects one end of axis (29), and the other end connects motor (32); Described " U " shape jockey (4) are a long strip type toughening rubber plate, are bent into " U " shape from centre, and the bias on axis (29) gets rid of the two ends that iron (28) and motor (32) are connected " U " shape type toughening rubber plate respectively.
7. dustlessization coal screening system as claimed in claim 6, is characterized in that: the lower end of described shaker body (3) is provided with elastic connecting device, and described elastic connecting device connects shaker body bearing; Described elastic connecting device is extension spring, and described extension spring is provided with four or more.
8. dustlessization coal screening system as claimed in claim 1, it is characterized in that: described dust suppression and wind proofing wall (6) comprises shower nozzle (33), windbreak (34), ventilating opening (35), described shower nozzle (33) is arranged on the skeleton top of windbreak (34), and described shower nozzle (33) connects aqueduct; The nozzle of described shower nozzle (33) is fan nozzle, and described nozzle is provided with atomising device; Described aqueduct is provided with reflux; Described aqueduct is also provided with water-quantity regulating device (36).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510944693.4A CN105414014A (en) | 2015-12-17 | 2015-12-17 | Dustless coal screening system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510944693.4A CN105414014A (en) | 2015-12-17 | 2015-12-17 | Dustless coal screening system |
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| CN105414014A true CN105414014A (en) | 2016-03-23 |
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| CN201510944693.4A Pending CN105414014A (en) | 2015-12-17 | 2015-12-17 | Dustless coal screening system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116729900A (en) * | 2023-08-15 | 2023-09-12 | 山西精工天佑煤矿机械制造有限公司 | Scraper conveyor with tail coal cleaning structure |
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| CN204250053U (en) * | 2014-10-22 | 2015-04-08 | 济宁矿业集团海纳科技机电设备制造有限公司 | Colliery tipping arrangement |
| CN104709731A (en) * | 2015-02-13 | 2015-06-17 | 河南天冠企业集团有限公司 | Cassava raw material dust-free unloading and preprocessing method |
| CN105032599A (en) * | 2015-06-02 | 2015-11-11 | 山推楚天工程机械有限公司 | Novel device and method for separating sand and stone from concrete |
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| CN116729900A (en) * | 2023-08-15 | 2023-09-12 | 山西精工天佑煤矿机械制造有限公司 | Scraper conveyor with tail coal cleaning structure |
| CN116729900B (en) * | 2023-08-15 | 2023-10-24 | 山西精工天佑煤矿机械制造有限公司 | Scraper conveyor with tail coal cleaning structure |
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