CN112024075A - Crawler-type grit screening plant - Google Patents
Crawler-type grit screening plant Download PDFInfo
- Publication number
- CN112024075A CN112024075A CN202010682570.9A CN202010682570A CN112024075A CN 112024075 A CN112024075 A CN 112024075A CN 202010682570 A CN202010682570 A CN 202010682570A CN 112024075 A CN112024075 A CN 112024075A
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- screen
- screening
- hopper
- stage
- screening device
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/14—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within horizontal containers
- B02C18/142—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within horizontal containers with two or more inter-engaging rotatable cutter assemblies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C21/00—Disintegrating plant with or without drying of the material
- B02C21/02—Transportable disintegrating plant
- B02C21/026—Transportable disintegrating plant self-propelled
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/14—Separating or sorting of material, associated with crushing or disintegrating with more than one separator
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Combined Means For Separation Of Solids (AREA)
Abstract
The invention relates to the field of sandstone screening equipment, and particularly discloses a crawler-type sandstone screening device, which comprises a screening device main body; the bottom of the screening device main body is provided with a crawler driving wheel, and the exterior of the crawler driving wheel is in transmission connection with a movable crawler; a crusher is mounted on one side of the top end of the screening device main body, and a feed hopper is mounted on the crusher; a crushing cutter set is arranged inside the crusher, a material guide hopper is arranged below the crushing cutter set, the bottom of the material guide hopper is communicated with the screening machine, a primary screen with an inclined structure is arranged inside the screening machine, and one side of the lower end of the primary screen is communicated with a primary discharge hopper; a secondary screen with an inclined structure is arranged below the primary screen, and the primary screen and the secondary screen are symmetrically arranged; one side of the lower end of the secondary screen is communicated with a secondary discharging hopper; and the lower part of the secondary screen is communicated with a tertiary discharging hopper. The invention has the advantages of compact process, simple structure and better screening effect, and realizes the high-efficiency screening work of the sandstone.
Description
Technical Field
The invention relates to the field of sand and stone screening equipment, in particular to a crawler-type sand and stone screening device.
Background
Most of traditional stone crushing and processing equipment is fixed, is used for road and railway construction projects, has the following inconveniences, and brings a plurality of adverse effects on the aspects of project progress, construction cost, equipment management and the like for construction units. The prior art provides a grit screening plant of crawler-type, but this screening plant leads to complex operation at the in-process of in-service use because its screening mechanism structure is complicated, and stability is not enough, needs to carry out further technical improvement to it.
Disclosure of Invention
The invention aims to provide a crawler-type sand and stone screening device to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a crawler-type sand and stone screening device comprises a screening device main body; the bottom of the screening device main body is provided with a crawler driving wheel, and the exterior of the crawler driving wheel is in transmission connection with a movable crawler; a crusher is mounted on one side of the top end of the screening device main body, and a feed hopper is mounted on the crusher; a crushing cutter set is arranged inside the crusher, a material guide hopper is arranged below the crushing cutter set, the bottom of the material guide hopper is communicated with the screening machine, a primary screen with an inclined structure is arranged inside the screening machine, and one side of the lower end of the primary screen is communicated with a primary discharge hopper; a secondary screen with an inclined structure is arranged below the primary screen, and the primary screen and the secondary screen are symmetrically arranged; one side of the lower end of the secondary screen is communicated with a secondary discharging hopper; a third-stage discharge hopper is communicated below the second-stage screen; the bottom of the first-stage discharge hopper is provided with a front side conveyor, the bottom of the second-stage discharge hopper is provided with a left side conveyor, and the bottom of the third-stage discharge hopper is provided with a right side conveyor; and the first-stage screen and the second-stage screen are both provided with discharge anti-blocking structures.
Preferably, the front conveyor, the left conveyor and the right conveyor each include a conveyor belt, a plurality of drive rollers and a drive device.
Preferably, the left and right sides of conveyer belt all is provided with connecting portion, and the lower surface of connecting portion is provided with the meshing tooth, and the left and right sides of driving roller is provided with the meshing gear portion of being connected with the meshing tooth transmission.
Preferably, the first-stage screen mesh and the second-stage screen mesh are respectively provided with a first-stage screen mesh and a second-stage screen mesh, and the aperture of the first-stage screen mesh is larger than that of the second-stage screen mesh.
Preferably, the screening machine is divided into a first-stage screening chamber, a second-stage screening chamber and a third-stage screening chamber by the first-stage screen and the second-stage screen, and one side of the top end of the first-stage screening chamber is communicated with the discharge port of the material guide hopper.
Preferably, the one end that the second grade screening room is close to the second grade and goes out the hopper is provided with the discharge gate, rotates through the hinge on the discharge gate and is connected with the striker plate, and the top of striker plate and the bottom of one-level screen cloth are connected with first reset spring.
Preferably, the ejection of compact anti-blocking structure includes the scraping wings that sets up on first screen cloth and second screen cloth top, and the tip of scraping wings is provided with the actuating lever.
Preferably, a cam is installed on one side, away from the end portion of the pushing plate, of the driving rod, the cam is connected with a driving motor, and a second return spring is connected between the pushing plate and the inner wall of the screening machine.
Preferably, the two material pushing plates are respectively in a parallel structure with the first screen and the second screen, and the material pushing plates are provided with oscillators.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the screening machine communicated with the crusher is arranged at the bottom of the crusher, the crushed sand and stone are subjected to multi-stage screening work through the primary screen and the secondary screen inside the screening machine, and the screened sand and stone are conveyed to a proper processing station by matching with the use of the front side conveyor, the left side conveyor and the right side conveyor, so that the process is compact, the structure is simple, the screening effect is good, the efficient screening work of the sand and stone is effectively realized, and the screening efficiency and the quality are improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the detailed structure of the conveyor of the present invention;
figure 3 is a specific structural schematic diagram of the sieving machine of the present invention.
In the figure: 1. a screening device main body; 2. a track drive wheel; 3. moving the caterpillar; 4. a crusher; 5. a crushing cutter set; 6. a material guide hopper; 7. screening machine; 8. a first-stage screen; 9. a first-stage discharge hopper; 10. a secondary screen; 11. a secondary discharging hopper; 12. a third-stage discharge hopper; 13. a front side conveyor; 14. a left side conveyor; 15. a right side conveyor; 16. a conveyor belt; 17. a driving roller; 18. a drive device; 19. a connecting portion; 20. meshing teeth; 21. a meshing gear portion; 22. first-stage sieve pores; 23. secondary sieve pores; 24. a primary screening chamber; 25. a secondary screening chamber; 26. a tertiary screening chamber; 27. a first return spring; 28. a striker plate; 29. a drive rod; 30. a cam; 31. a second return spring; 32. an oscillator.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Referring to fig. 1-3, the present invention provides a technical solution: a crawler-type sand and stone screening device comprises a screening device main body 1; the bottom of the screening device main body 1 is provided with a crawler driving wheel 2, and the outside of the crawler driving wheel 2 is in transmission connection with a movable crawler 3; a crusher 4 is arranged on one side of the top end of the screening device main body 1, and a feed hopper 18 is arranged on the crusher 4; a crushing cutter set 5 is arranged inside the crusher 4, a material guide hopper 6 is arranged below the crushing cutter set 5, the bottom of the material guide hopper 6 is communicated with a screening machine 7, a primary screen 8 with an inclined structure is arranged inside the screening machine 7, and one side of the lower end of the primary screen 8 is communicated with a primary discharge hopper 9; a secondary screen 10 with an inclined structure is arranged below the primary screen 8, and the primary screen 8 and the secondary screen 10 are symmetrically arranged; one side of the lower end of the secondary screen 10 is communicated with a secondary discharge hopper 11; a third-stage discharge hopper 12 is communicated below the second-stage screen 10; the bottom of the first-stage discharging hopper 9 is provided with a front side conveyor 13, the bottom of the second-stage discharging hopper 11 is provided with a left side conveyor 14, and the bottom of the third-stage discharging hopper 12 is provided with a right side conveyor 15; the first-stage screen 8 and the second-stage screen 10 are both provided with discharge anti-blocking structures.
Further, the front conveyor 13, the left conveyor 14, and the right conveyor 15 each include a conveyor belt 16, a plurality of drive rollers 17, and a drive device 18.
Further, the conveyor belt 16 is provided with connecting portions 19 on both left and right sides thereof, engaging teeth 20 are provided on a lower surface of the connecting portions 19, and engaging gear portions 21 which are drivingly connected to the engaging teeth 20 are provided on both left and right sides of the driving roller 17.
Further, a first-stage sieve pore 22 and a second-stage sieve pore 23 are respectively arranged on the first-stage sieve mesh 8 and the second-stage sieve mesh 10, and the aperture of the first-stage sieve pore 22 is larger than that of the second-stage sieve pore 23.
Further, the screening machine 7 is divided into a primary screening chamber 24, a secondary screening chamber 25 and a tertiary screening chamber 26 by the primary screen 8 and the secondary screen 10, and one side of the top end of the primary screening chamber 24 is communicated with a discharge opening of the material guide hopper 6.
Further, one end of the second-stage screening chamber 25, which is close to the second-stage discharge hopper 11, is provided with a discharge port, a baffle plate 28 is rotatably connected to the discharge port through a hinge, and the top end of the baffle plate 28 and the bottom of the first-stage screen 8 are connected with a first return spring 27.
Further, the discharge anti-blocking structure comprises a material pushing plate 28 arranged at the top ends of the first screen 8 and the second screen 10, and a driving rod 29 is arranged at the end of the material pushing plate 28.
Furthermore, a cam 30 is installed on one side of the driving rod 29 far away from the end part of the material pushing plate 28, the cam 30 is connected with a driving motor, and a second return spring 31 is connected between the material pushing plate 28 and the inner wall of the sieving machine 7.
Further, the two material pushing plates 28 are respectively parallel to the first screen 8 and the second screen 10, and the oscillator 32 is mounted on the material pushing plates 28.
The working principle is as follows: when this screening plant uses, can add breaker 4 via feeder hopper 18 with pending material, carry out crushing work to it via crushing knife tackle 5, the material after the breakage discharges one-level screening chamber 24 in the screening machine 7 via guide hopper 6, the grit gets into behind one-level screening chamber 24, sieve to it via one-level sieve mesh 22 on one-level screen cloth 8, under the effect of gravity, make the material of big granule get into one-level play hopper 9 under the guide effect of one-level screen cloth 8, get into front side conveyer 13 under the guide effect of one-level play hopper 9 and carry it to suitable position. The small-particle gravel sieved out by the first-stage screen 8 enters the second-stage sieving chamber 25, is sieved by the second-stage sieve holes 23 on the second-stage screen 10, and the larger-particle gravel enters one side of the striker plate 28 under the guiding action of the second-stage screen 10, and the striker plate 28 overturns the larger-particle gravel into the second-stage discharge hopper 11 under the action of the gravity of the gravel and is conveyed to a proper position by the left-side conveyor 14. The sand and stone screened by the secondary screen 10 is led out to a right conveyor 15 through a third-stage discharge hopper 12 and conveyed to a proper position, and the multi-stage screening and conveying work of the sand and stone is completed; in the working process of the first-stage screen 8 and the second-stage screen 10, the driving motor drives the cam 30 to rotate, so that the cam 30 pushes the material pushing plate 28 to push accumulated sand downwards through the driving rod 29, the sand accumulation is avoided, the screening effect of the screen is influenced, and the lengths of the driving rod 29 and the material pushing plate 28 can be selected according to actual requirements.
It is worth noting that: the whole device realizes control over the device through the controller, and because the equipment matched with the controller is common equipment, the device belongs to the existing mature technology, and the electrical connection relation and the specific circuit structure are not repeated.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a crawler-type grit screening plant which characterized in that: comprises a screening device main body (1); the bottom of the screening device main body (1) is provided with a crawler driving wheel (2), and the exterior of the crawler driving wheel (2) is in transmission connection with a movable crawler (3); a crusher (4) is installed on one side of the top end of the screening device main body (1), and a feed hopper (18) is installed on the crusher (4); a crushing cutter set (5) is installed inside the crusher (4), a material guide hopper (6) is arranged below the crushing cutter set (5), the bottom of the material guide hopper (6) is communicated with a screening machine (7), a primary screen (8) with an inclined structure is installed inside the screening machine (7), and one side of the lower end of the primary screen (8) is communicated with a primary discharging hopper (9); a secondary screen (10) with an inclined structure is arranged below the primary screen (8), and the primary screen (8) and the secondary screen (10) are symmetrically arranged; one side of the lower end of the secondary screen (10) is communicated with a secondary discharge hopper (11); a third-stage discharge hopper (12) is communicated below the second-stage screen (10); a front side conveyor (13) is installed at the bottom of the primary discharging hopper (9), a left side conveyor (14) is arranged at the bottom of the secondary discharging hopper (11), and a right side conveyor (15) is arranged at the bottom of the tertiary discharging hopper (12); and the first-stage screen (8) and the second-stage screen (10) are both provided with discharging anti-blocking structures.
2. A track-type sand screening device according to claim 1, wherein: the front side conveyor (13), the left side conveyor (14) and the right side conveyor (15) all comprise a conveying belt (16), a plurality of driving rollers (17) and a driving device (18).
3. A track-type sand screening device according to claim 2, wherein: the left side and the right side of the conveying belt (16) are both provided with connecting parts (19), the lower surfaces of the connecting parts (19) are provided with meshing teeth (20), and the left side and the right side of the transmission rollers (17) are provided with meshing gear parts (21) in transmission connection with the meshing teeth (20).
4. A track-type sand screening device according to claim 1, wherein: the first-stage screen mesh (8) and the second-stage screen mesh (10) are respectively provided with a first-stage screen mesh (22) and a second-stage screen mesh (23), and the aperture of the first-stage screen mesh (22) is larger than that of the second-stage screen mesh (23).
5. A track-type sand screening device according to claim 1, wherein: one-level screen cloth (8) and second grade screen cloth (10) divide into one-level screening chamber (24), second grade screening chamber (25) and tertiary screening chamber (26) with screening machine (7), and the discharge gate intercommunication of top one side and guide hopper (6) of one-level screening chamber (24).
6. A track-type sand screening device according to claim 5, wherein: one end of the secondary screening chamber (25) close to the secondary discharge hopper (11) is provided with a discharge hole, a baffle plate (28) is rotatably connected to the discharge hole through a hinge, and the top end of the baffle plate (28) and the bottom of the primary screen (8) are connected with a first return spring (27).
7. A track-type sand screening device according to claim 1, wherein: the discharging anti-blocking structure comprises a material pushing plate (28) arranged at the top ends of the first screen (8) and the second screen (10), and a driving rod (29) is arranged at the end part of the material pushing plate (28).
8. A track-type sand screening device according to claim 7, wherein: a cam (30) is installed on one side, away from the end portion of the material pushing plate (28), of the driving rod (29), the cam (30) is connected with a driving motor, and a second return spring (31) is connected between the material pushing plate (28) and the inner wall of the screening machine (7).
9. A track-type sand screening device according to claim 7, wherein: the two material pushing plates (28) are respectively in a parallel structure with the first screen (8) and the second screen (10), and the material pushing plates (28) are provided with oscillators (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010682570.9A CN112024075A (en) | 2020-07-15 | 2020-07-15 | Crawler-type grit screening plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010682570.9A CN112024075A (en) | 2020-07-15 | 2020-07-15 | Crawler-type grit screening plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112024075A true CN112024075A (en) | 2020-12-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010682570.9A Pending CN112024075A (en) | 2020-07-15 | 2020-07-15 | Crawler-type grit screening plant |
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| CN (1) | CN112024075A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113083484A (en) * | 2021-04-22 | 2021-07-09 | 蔡光利 | Mining vehicle with screening device and using method thereof |
| CN115041391A (en) * | 2022-05-11 | 2022-09-13 | 滁州皓昇建筑工程有限公司 | Grit screening installation is used in building that can have continuous material loading function |
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| CN205966065U (en) * | 2016-08-25 | 2017-02-22 | 会理县鑫铃有机生物复混肥厂 | Fertilizer raw materials processing energy saving and consumption reduction rubbing crusher |
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| CN107971067A (en) * | 2017-12-03 | 2018-05-01 | 青岛联合智造科技有限公司 | A kind of crush wraps up in mud ore crusher easy to feeding with what is screened |
| CN207724641U (en) * | 2017-11-24 | 2018-08-14 | 芜湖市新京桥包装科技有限公司 | A kind of dust exhaust apparatus for foamed processing |
| CN208244894U (en) * | 2018-03-19 | 2018-12-18 | 邓云思 | A kind of environmental project solid waste collection device |
| CN208454660U (en) * | 2018-06-08 | 2019-02-01 | 泰兴市广力机械制造厂 | A kind of press wastewater filtering device |
| CN209034500U (en) * | 2018-07-02 | 2019-06-28 | 北京欧亚机械设备股份有限公司 | A kind of crushing device of crusher |
| CN209222325U (en) * | 2018-11-23 | 2019-08-09 | 河南捷农生化有限公司 | A kind of fertilizer grinding device |
| CN209406421U (en) * | 2018-12-30 | 2019-09-20 | 绍兴上虞华伦化工有限公司 | A kind of bulk chemical material grinding device |
| CN210545649U (en) * | 2019-08-15 | 2020-05-19 | 广东澄轩建设工程有限公司 | Sand sieving mechanism for construction |
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2020
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2870985Y (en) * | 2006-03-02 | 2007-02-21 | 俞锦标 | Movable sand and stone maker |
| CN204602278U (en) * | 2015-04-14 | 2015-09-02 | 王健 | A kind of colliery reducing mechanism |
| CN205966065U (en) * | 2016-08-25 | 2017-02-22 | 会理县鑫铃有机生物复混肥厂 | Fertilizer raw materials processing energy saving and consumption reduction rubbing crusher |
| CN106925412A (en) * | 2017-05-19 | 2017-07-07 | 合肥图腾龙医疗用品开发有限公司 | A kind of pebble pulverizer machine with screening plant |
| CN207724641U (en) * | 2017-11-24 | 2018-08-14 | 芜湖市新京桥包装科技有限公司 | A kind of dust exhaust apparatus for foamed processing |
| CN107971067A (en) * | 2017-12-03 | 2018-05-01 | 青岛联合智造科技有限公司 | A kind of crush wraps up in mud ore crusher easy to feeding with what is screened |
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| CN208244894U (en) * | 2018-03-19 | 2018-12-18 | 邓云思 | A kind of environmental project solid waste collection device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113083484A (en) * | 2021-04-22 | 2021-07-09 | 蔡光利 | Mining vehicle with screening device and using method thereof |
| CN113083484B (en) * | 2021-04-22 | 2023-10-13 | 中圭建设有限公司 | Mining vehicle with screening device and using method thereof |
| CN115041391A (en) * | 2022-05-11 | 2022-09-13 | 滁州皓昇建筑工程有限公司 | Grit screening installation is used in building that can have continuous material loading function |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20201204 |
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| RJ01 | Rejection of invention patent application after publication |