CN211303780U - Sieving mechanism for coal mine processing - Google Patents
Sieving mechanism for coal mine processing Download PDFInfo
- Publication number
- CN211303780U CN211303780U CN201922467930.9U CN201922467930U CN211303780U CN 211303780 U CN211303780 U CN 211303780U CN 201922467930 U CN201922467930 U CN 201922467930U CN 211303780 U CN211303780 U CN 211303780U
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- screen
- screening
- screen cloth
- coal mine
- fixed
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Abstract
The utility model belongs to the technical field of coal mine processing equipment, especially, sieving mechanism for coal mine processing, including support frame and the backup pad of fixing in support frame top one side, the top fixed mounting of backup pad has feed hopper, feed hopper's discharge end articulates there is the passage, the bottom of passage is equipped with the discharge gate, be provided with first screen cloth on the discharge gate, the bottom of first screen cloth is provided with elastic mechanism, the bottom of first screen cloth articulates there is adjustment mechanism, the one end of the bottom of passage keeping away from feed hopper articulates there is first pneumatic cylinder, the side of first pneumatic cylinder is provided with the screening case, the side of screening case is equipped with the rectangle expansion joint, inner wall one side of screening case articulates there is the second screen cloth, the below of second screen cloth is provided with the third screen cloth; the utility model discloses can carry out multiple screening to the material, improve the screening effect effectively, be convenient for classify the colliery, degree of automation is high, can satisfy the processing demand.
Description
Technical Field
The utility model relates to a colliery processing equipment technical field especially relates to a sieving mechanism is used in colliery processing.
Background
Coal mines refer to places rich in coal resources and are generally divided into underground coal mines and opencast coal mines. When the coal seam is far from the ground surface, a tunnel is usually dug to the underground, so that the coal is a mineworker coal mine.
At present add man-hour to the colliery, in order to satisfy the user demand, need filter the colliery to in categorised to in the colliery, and present most classify through artificial mode, artifical waste time and energy, degree of automation is low, and is not convenient for carry out multiple screening to the colliery, can't satisfy the processing demand, for solving above-mentioned problem, provides a sieving mechanism for coal mine processing in this application.
SUMMERY OF THE UTILITY MODEL
Objects of the invention
For solving the technical problem who exists among the background art, the utility model provides a sieving mechanism for coal mine processing has and to carry out multiple screening to the material, has improved the screening effect effectively, is convenient for classify the colliery, and degree of automation is high, can satisfy the characteristics of processing demand.
(II) technical scheme
In order to solve the problems, the utility model provides a screening device for coal mine processing, which comprises a support frame and a support plate fixed on one side of the top of the support frame, wherein a feeding funnel is fixedly arranged on the top of the support plate, the discharge end of the feeding funnel is articulated with a material guide pipe, the bottom of the material guide pipe is provided with a discharge port, a first screen is arranged on the discharge port, the bottom of the first screen is provided with an elastic mechanism, the bottom of the first screen is articulated with an adjusting mechanism, one end of the bottom of the material guide pipe, which is far away from the feeding funnel, is articulated with a first hydraulic cylinder, the side surface of the first hydraulic cylinder is provided with a screening box, the side surface of the screening box is provided with a rectangular movable port, one side of the inner wall of the screening box is articulated with a second screen, a third screen is arranged below the second, and the top of connecting rod is fixed with the bottom of second screen cloth, the top of second screen cloth articulates there is the second pneumatic cylinder, the bottom fixedly connected with of screening case arranges the material pipe, and outer wall one side of screening case articulates there is the chamber door.
Preferably, the elastic mechanism comprises a positioning block and a plurality of springs, the positioning block is fixed on each of two sides of the inner wall of the discharge port, the springs are welded on the top of the positioning block at equal intervals, and the top ends of the springs are fixed to the bottom of the first screen.
Preferably, adjustment mechanism includes driving motor, lead screw, U template, diaphragm and roof, fixedly connected with lead screw on driving motor's the output shaft, the diaphragm has been cup jointed to the outside screw thread of lead screw, the top both sides of diaphragm all are fixed with two roofs, and the top of two roofs contacts with the bottom of first screen cloth.
Preferably, the support frame comprises two placing plates and a vertical plate which are arranged in parallel, and the two placing plates are fixed through the vertical plate.
Preferably, the length of the rectangular movable opening is twice of the diameter of the material guide pipe.
Preferably, one end of the second screen and one end of the third screen, which are close to the second hydraulic cylinder, are movably arranged on the inner wall of the screening box.
The above technical scheme of the utility model has following profitable technological effect:
1. materials are added into the screening box through the feeding hopper and the material guide pipe, and meanwhile, the first screen is vibrated through the arrangement of the driving motor, the transverse plate, the top plate and the first screen under the matching of the plurality of springs, so that the first screen can preliminarily screen the materials, screen out the materials with smaller diameters, and screen the materials in the feeding process;
2. through being provided with first pneumatic cylinder, be convenient for adjust the angle at passage both ends, not only make things convenient for to connect the material between passage and the feed hopper, still guarantee simultaneously that the material in the passage enters into the inside of screening the case completely, through being provided with the second screen cloth, the second pneumatic cylinder, the third screen cloth, screening case and row's material pipe, can carry out multiple screening to the material, improved the screening effect effectively, be convenient for classify the colliery, degree of automation is high, can satisfy the processing demand.
Drawings
Fig. 1 is a front view of the present invention;
fig. 2 is a cross-sectional view of the present invention;
FIG. 3 is an enlarged schematic view of the structure at A of the present invention;
fig. 4 is an enlarged schematic structural view of the position B of the present invention;
fig. 5 is an enlarged schematic structural diagram of the position C in the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1-5, the screening device for coal mine processing provided by the present invention comprises a supporting frame 1 and a supporting plate 2 fixed on one side of the top of the supporting frame 1, a feeding funnel 3 is fixedly installed on the top of the supporting plate 2, a feeding pipe 301 is hinged to the discharging end of the feeding funnel 3, a discharging port is arranged at the bottom of the feeding pipe 301, a first screen 4 is arranged on the discharging port, an elastic mechanism is arranged at the bottom of the first screen 4, an adjusting mechanism is hinged to the bottom of the first screen 4, a first hydraulic cylinder 10 is hinged to one end of the bottom of the feeding pipe 301 away from the feeding funnel 3, a screening box 12 is arranged on the side of the first hydraulic cylinder 10, a rectangular movable port 11 is arranged on the side of the screening box 12, a second screen 14 is hinged to one side of the inner wall of the screening box 12, a third screen 16 is arranged below the second screen 14, and, and the top of connecting rod 15 is fixed with the bottom of second screen cloth 14, and the top of second screen cloth 14 articulates there is second hydraulic cylinder 6, and the bottom fixedly connected with of screening case 12 arranges material pipe 17, and outer wall one side of screening case 12 articulates there is the chamber door.
In this embodiment, the elastic mechanism includes a positioning block 501 and a plurality of springs 5, the positioning block 501 is fixed on both sides of the inner wall of the discharge port, the springs 5 are welded on the top of the positioning block 501 at equal intervals, and the top ends of the springs 5 are fixed to the bottom of the first screen 4.
It should be noted that, a material receiving box can be placed right below the first screen 4 and the screening box 12 for receiving materials, and the mesh diameters of the first screen 4, the second screen 14 and the third screen 16 are increased in sequence.
In this embodiment, adjustment mechanism includes driving motor 8, lead screw 13, U template 9, diaphragm and roof 7, and fixedly connected with lead screw 13 on driving motor 8's the output shaft, and the diaphragm has been cup jointed to lead screw 13's outside screw, and the top both sides of diaphragm all are fixed with two roofs 7, and the top of two roofs 7 contacts with the bottom of first screen cloth 4.
It should be noted that the U-shaped plate 9 is arranged in an inverted mode, the bottom of the U-shaped plate 9 is welded with the placing plate at the top of the support frame 1, square holes are formed in two sides of the U-shaped plate 9, the upper ends of the two top plates 7 penetrate through the square holes and extend to the upper portion of the U-shaped plate 9, the driving motor 8 is installed on one top wall of the placing plate through the locking bolt, and the top end of the lead screw 13 is installed with the bottom wall of the U-shaped plate 9 in a rotating mode.
In this embodiment, the support frame 1 includes two placing plates and a vertical plate that are parallel to each other, and the two placing plates are fixed through the vertical plate.
It should be noted that one side of the outer wall of the screening box 12 is fixedly installed with the side wall of one of the placing plates, and the bottom end of the first hydraulic cylinder 10 is hinged with the top wall of the placing plate.
In this embodiment, the length of the rectangular opening 11 is twice the diameter of the material guide pipe 301.
One end of the guide pipe 301 extends through the rectangular opening 11 to the inside of the screen box 12.
In this embodiment, one end of the second screen 14 and the third screen 16 close to the second hydraulic cylinder 6 are movably disposed on the inner wall of the screen box 12.
It should be noted that the top end of the second hydraulic cylinder 6 is hinged with an installation block, and one side of the installation block is fixedly installed on the inner wall of the screening box 12, and both the first hydraulic cylinder 10 and the second hydraulic cylinder 6 can be the electric hydraulic cylinder of PY 497.
The working principle is as follows: when the feeding device is used, materials are added into the screening box 12 through the feeding funnel 3 and the material guide pipe 301, when the materials are fed into the feeding funnel 3, the materials enter the material guide pipe 301 through the feeding funnel 3, the driving motor 8 is started to work, the transverse plate and the top plate 7 are driven to move upwards when the driving motor 8 works, so that the top plate 7 drives one end of the first screen 4 to move upwards, the first screen 4 vibrates under the cooperation of the plurality of springs 5, the first screen 4 can primarily screen the materials, the materials with smaller diameters are screened out, the materials are screened in the feeding process, then, the first hydraulic cylinder 10 is started to work, one end of the material guide pipe 301 is driven to move up and down when the first hydraulic cylinder 10 works, the angles at the two ends of the material guide pipe 301 are convenient to adjust, the material receiving between the material guide pipe 301 and the feeding funnel 3 is convenient, meanwhile, the materials in the material guide pipe 301 completely enter the screening box 12, when the materials enter the second screen 14 through the material guide pipe 301, the second hydraulic cylinder 6 is started to work, the second hydraulic cylinder 6 drives one end of the second screen 14 and one end of the third screen 16 to move up and down in the working process, the second screen 14 screens the materials again, the screened materials are discharged through the material discharge pipe 17 after being screened by the third screen 16, the screening effect is effectively improved through multiple screening, the coal mine is convenient to classify, the processing requirement is met, the materials on the second screen 14 and the third screen 16 can be taken out by opening the box door on the screening box 12, and the cleaning is convenient.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The screening device for coal mine processing comprises a support frame (1) and a support plate (2) fixed on one side of the top of the support frame (1), and is characterized in that a feeding funnel (3) is fixedly mounted at the top of the support plate (2), a material guide pipe (301) is hinged to the discharge end of the feeding funnel (3), a discharge port is formed in the bottom of the material guide pipe (301), a first screen (4) is arranged on the discharge port, an elastic mechanism is arranged at the bottom of the first screen (4), an adjusting mechanism is hinged to the bottom of the first screen (4), a first hydraulic cylinder (10) is hinged to one end, far away from the feeding funnel (3), of the bottom of the material guide pipe (301), a screening box (12) is arranged on the side of the first hydraulic cylinder (10), a rectangular movable port (11) is formed in the side of the screening box (12), a second screen (14) is hinged to one side of the inner wall of the, the below of second screen cloth (14) is provided with third screen cloth (16), top one side of third screen cloth (16) is fixed with connecting rod (15), and the top of connecting rod (15) is fixed mutually with the bottom of second screen cloth (14), the top of second screen cloth (14) articulates there is second hydraulic cylinder (6), the bottom fixedly connected with of screening case (12) arranges material pipe (17), and outer wall one side of screening case (12) articulates there is the chamber door.
2. The screening device for coal mine processing according to claim 1, wherein the elastic mechanism comprises a positioning block (501) and a plurality of springs (5), the positioning block (501) is fixed on each of two sides of the inner wall of the discharge port, the springs (5) are welded on the top of the positioning block (501) at equal intervals, and the top ends of the springs (5) are fixed to the bottom of the first screen (4).
3. The screening device for coal mine machining according to claim 1, wherein the adjusting mechanism comprises a driving motor (8), a screw rod (13), a U-shaped plate (9), a transverse plate and a top plate (7), the screw rod (13) is fixedly connected to an output shaft of the driving motor (8), the transverse plate is sleeved with external threads of the screw rod (13), two top plates (7) are fixed to two sides of the top of the transverse plate, and the top ends of the two top plates (7) are in contact with the bottom of the first screen (4).
4. The screening device for coal mine processing according to claim 1, characterized in that the supporting frame (1) comprises two placing plates and a vertical plate which are arranged in parallel, and the two placing plates are fixed by the vertical plate.
5. The screening apparatus for coal mine processing according to claim 1, wherein the length of the rectangular opening (11) is twice the diameter of the guide pipe (301).
6. The screening apparatus for coal mine processing according to claim 1, wherein one end of the second screen (14) and the third screen (16) close to the second hydraulic cylinder (6) is movably arranged with the inner wall of the screening box (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922467930.9U CN211303780U (en) | 2019-12-31 | 2019-12-31 | Sieving mechanism for coal mine processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922467930.9U CN211303780U (en) | 2019-12-31 | 2019-12-31 | Sieving mechanism for coal mine processing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211303780U true CN211303780U (en) | 2020-08-21 |
Family
ID=72052430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922467930.9U Expired - Fee Related CN211303780U (en) | 2019-12-31 | 2019-12-31 | Sieving mechanism for coal mine processing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211303780U (en) |
-
2019
- 2019-12-31 CN CN201922467930.9U patent/CN211303780U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200821 Termination date: 20211231 |
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| CF01 | Termination of patent right due to non-payment of annual fee |