CN215997513U - Coal mine screening equipment for coal mining - Google Patents
Coal mine screening equipment for coal mining Download PDFInfo
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- CN215997513U CN215997513U CN202121820708.3U CN202121820708U CN215997513U CN 215997513 U CN215997513 U CN 215997513U CN 202121820708 U CN202121820708 U CN 202121820708U CN 215997513 U CN215997513 U CN 215997513U
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Abstract
The utility model belongs to the technical field of screening equipment, in particular to coal mine screening equipment for coal mining, which aims at solving the problems that most of the existing screening equipment is easy to cause the accumulation of raw coal after being used for a long time and greatly reduces the screening efficiency, and provides the following scheme, which comprises a screen box, wherein two screen plates are rotatably connected on the inner wall of one side of the screen box, a fixed plate is fixedly connected on one side of the screen box, a motor is fixedly connected on the top of the fixed plate, a vertical rod is fixedly connected on an output shaft of the motor, a vibration mechanism and a toggle mechanism are arranged on the outer side of the vertical rod, the vibrating mechanism comprises the first bevel gears, the second bevel gears, the transmission rod and the cam, wherein the two first bevel gears are fixedly sleeved and connected with the vertical rod.
Description
Technical Field
The utility model relates to the technical field of screening equipment, in particular to coal mine screening equipment for coal mining.
Background
In the process of coal mining, the raw coal to be mined needs to be screened and classified by screening equipment so as to facilitate subsequent use and processing.
However, most of the existing screening devices are easy to cause raw coal to be stacked together after being used for a long time, and the screening efficiency is greatly reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems that most of screening devices are easy to cause raw coal to be stacked together after being used for a long time, and the screening efficiency is greatly reduced.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a colliery screening installation that coal mining adopted, includes the sieve case, rotate on one side inner wall of sieve case and be connected with two sieves, one side fixedly connected with fixed plate of sieve case, the top fixedly connected with motor of fixed plate, fixedly connected with montant on the output shaft of motor, the outside of montant is equipped with vibrations mechanism and toggle mechanism, vibrations mechanism includes first bevel gear, second bevel gear, transfer line and cam, and two first bevel gears all establish with the fixed cover of montant and be connected, and two second bevel gears mesh with two first bevel gears respectively and are connected, and two transfer lines respectively with two second bevel gear fixed connection, two cams establish with the fixed cover of two transfer lines respectively and are connected, and two cams contact with the bottom of two sieves respectively.
Preferably, toggle mechanism includes first set of tooth, chain, second set of tooth, carousel and driving lever, and two first set of teeth all establish with the fixed cover in the outside of montant and are connected, and two chains are connected with two first set of tooth meshing respectively, and two second set of teeth are connected with two chain meshing respectively, and two carousels establish with two fixed covers of second set of tooth respectively and are connected, and two driving levers rotate with two carousels respectively and are connected.
Preferably, two shifting holes are formed in one side of the screen box, and the two shifting rods are respectively and rotatably connected with the inner walls of the two shifting holes.
Preferably, two connecting plates are fixedly connected to one side of the screen box, the bottoms of the two connecting plates are respectively rotatably connected with the two turntables, a feeding hole is formed in the top of the screen box, a discharging hole is formed in the bottom of the screen box, and two inclined plates are fixedly connected to the inner wall of one side of the screen box.
Compared with the prior art, the utility model has the advantages that:
the cam drives the sieve plate to move up and down to form vibration, the sieve plate vibration can greatly improve the screening efficiency of a coal mine, and the occurrence of the condition of stacking together is avoided.
The turntable drives the shifting rod to swing, and the shifting rod swings to spread the coal mine, so that the screening speed is greatly increased.
The utility model can effectively avoid the condition of being stacked together due to long-time use, greatly improves the screening efficiency and reduces the working time.
Drawings
Fig. 1 is a schematic cross-sectional structural diagram of a coal mine screening apparatus for coal mining according to the present invention;
FIG. 2 is a schematic structural diagram of a turntable and a deflector rod of a coal mine screening device for coal mining according to the present invention;
fig. 3 is a schematic perspective view of a coal mine screening apparatus for coal mining according to the present invention;
fig. 4 is a schematic top view of a coal mine screening apparatus for coal mining according to a second embodiment of the present invention.
In the figure: 1. a screen box; 2. a sieve plate; 3. a fixing plate; 4. a motor; 5. a vertical rod; 6. a first bevel gear; 7. a second bevel gear; 8. a transmission rod; 9. a cam; 10. a first set of teeth; 11. a chain; 12. a second set of teeth; 13. a turntable; 14. a deflector rod; 15. a connecting plate.
Detailed Description
The technical solutions in the embodiments will be described clearly and completely with reference to the drawings in the embodiments, and it is obvious that the described embodiments are only a part of the embodiments, but not all embodiments.
Example one
Referring to fig. 1-3, a colliery screening installation that coal mining adopted, including sieve case 1, it is connected with two sieve plates 2 to rotate on one side inner wall of sieve case 1, one side fixedly connected with fixed plate 3 of sieve case 1, the top fixedly connected with motor 4 of fixed plate 3, fixedly connected with montant 5 on the output shaft of motor 4, the outside of montant 5 is equipped with vibrations mechanism and toggle mechanism, vibrations mechanism includes first bevel gear 6, second bevel gear 7, transfer line 8 and cam 9, two first bevel gears 6 all establish with montant 5 fixed cover and be connected, two second bevel gears 7 are connected with two first bevel gear 6 meshing respectively, two transfer lines 8 are respectively with two second bevel gear 7 fixed connection, two cam 9 are established with two transfer line 8 fixed cover respectively and are connected, two cam 9 contact with the bottom of two sieve plates 2 respectively.
In this embodiment, toggle mechanism includes first set of tooth 10, chain 11, second set of tooth 12, carousel 13 and driving lever 14, and two first set of teeth 10 all establish with the fixed cover in the outside of montant 5 and be connected, and two chains 11 are connected with two first set of tooth 10 meshing respectively, and two second set of teeth 12 are connected with two chains 11 meshing respectively, and two carousel 13 establish with two second set of tooth 12 fixed covers respectively and be connected, and two driving lever 14 rotate with two carousel 13 respectively and are connected.
In this embodiment, two shifting holes are formed in one side of the screen box 1, and the two shifting rods 14 are respectively connected with the inner walls of the two shifting holes in a rotating manner.
In this embodiment, two connecting plates 15 of one side fixedly connected with of sieve case 1, the bottom of two connecting plates 15 rotates with two carousel 13 respectively to be connected, and the feed port has been seted up at the top of sieve case 1, and the discharge opening has been seted up to the bottom of sieve case 1, two swash plates of fixedly connected with on one side inner wall of sieve case 1.
Principle of operation
The motor 4 is started, an output shaft of the motor 4 drives the vertical rod 5 to rotate, the vertical rod 5 drives the first bevel gear 6 to rotate, the first bevel gear 6 drives the second bevel gear 7 to rotate, the second bevel gear 7 drives the transmission rod 8 to rotate, the transmission rod 8 drives the cam 9 to rotate, the cam 9 drives the sieve plate 2 to move up and down to form vibration, the sieve plate 2 vibrates to greatly improve the screening efficiency of a coal mine and avoid the situation of accumulation, the vertical rod 5 drives the first set of teeth 10 to rotate, the first set of teeth 10 drives the chain 11 to rotate, the chain 11 drives the second set of teeth 12 to rotate, the second set of teeth 12 drives the rotary table 13 to rotate, the rotary table 13 drives the deflector rod 14 to swing, and the deflector rod 14 can spread out the coal mine, so that the screening speed is greatly improved;
example two
Referring to fig. 4, the difference from the first embodiment is: the toggle mechanism comprises third bevel gears, fourth bevel gears, worms, worm gears, rotary tables 13 and a toggle rod 14, wherein the two third bevel gears are fixedly sleeved and connected with the outer side of the vertical rod 5, the two fourth bevel gears are respectively meshed and connected with the two third bevel gears, the two worms are respectively fixedly connected with the two fourth bevel gears, the two worm gears are respectively meshed and connected with the two worms, the two rotary tables 13 are respectively fixedly sleeved and connected with the two worm gears, and the two toggle rods 14 are respectively rotatably connected with the two rotary tables 13.
The working principle is as follows:
the motor 4 is started, an output shaft of the motor 4 drives the vertical rod 5 to rotate, the vertical rod 5 drives the first bevel gear 6 to rotate, the first bevel gear 6 drives the second bevel gear 7 to rotate, the second bevel gear 7 drives the transmission rod 8 to rotate, the transmission rod 8 drives the cam 9 to rotate, the cam 9 drives the sieve plate 2 to move up and down to form vibration, the sieve plate 2 vibrates to greatly improve the screening efficiency of a coal mine, the situation that the sieve plate is stacked together is avoided, the vertical rod 5 drives the third bevel gear to rotate, the third bevel gear drives the fourth bevel gear to rotate, the fourth bevel gear drives the worm to rotate, the worm drives the worm wheel to rotate, the worm wheel drives the turntable 13 to rotate, the turntable 13 drives the deflector rod 14 to swing, the deflector rod 14 can spread out the coal mine, and the screening speed is greatly increased.
The rest is the same as the first embodiment.
The above descriptions are only preferred embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to, replaced or changed.
Claims (5)
1. The utility model provides a colliery screening installation that coal mining adopted, includes sieve case (1), its characterized in that, rotate on the one side inner wall of sieve case (1) and be connected with two sieve boards (2), one side fixedly connected with fixed plate (3) of sieve case (1), the top fixedly connected with motor (4) of fixed plate (3), fixedly connected with montant (5) on the output shaft of motor (4), the outside of montant (5) is equipped with vibrations mechanism and toggle mechanism, vibrations mechanism includes first bevel gear (6), second bevel gear (7), transfer line (8) and cam (9), and two first bevel gears (6) all establish with montant (5) fixed cover and be connected, and two second bevel gears (7) are connected with two first bevel gears (6) meshing respectively, and two transfer line (8) respectively with two second bevel gear (7) fixed connection, and two cams (9) are established with two transfer line (8) fixed cover respectively and are connected, the two cams (9) are respectively contacted with the bottoms of the two sieve plates (2).
2. The coal mine screening device for coal mining according to claim 1, wherein the toggle mechanism comprises first set of teeth (10), chains (11), second set of teeth (12), rotary tables (13) and toggle rods (14), the two first set of teeth (10) are fixedly sleeved and connected with the outer side of the vertical rod (5), the two chains (11) are respectively meshed and connected with the two first set of teeth (10), the two second set of teeth (12) are respectively meshed and connected with the two chains (11), the two rotary tables (13) are respectively fixedly sleeved and connected with the two second set of teeth (12), and the two toggle rods (14) are respectively rotatably connected with the two rotary tables (13).
3. The coal mine screening apparatus for coal mining according to claim 1, wherein one side of the screen box (1) is provided with two poking holes, and the two poking rods (14) are respectively and rotatably connected with the inner walls of the two poking holes.
4. The coal mine screening apparatus for coal mining according to claim 1, wherein two connecting plates (15) are fixedly connected to one side of the screen box (1), and the bottoms of the two connecting plates (15) are respectively rotatably connected with the two rotary tables (13).
5. The coal mine screening equipment for coal mining according to claim 1, wherein a feeding hole is formed in the top of the screen box (1), a discharging hole is formed in the bottom of the screen box (1), and two inclined plates are fixedly connected to the inner wall of one side of the screen box (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121820708.3U CN215997513U (en) | 2021-08-05 | 2021-08-05 | Coal mine screening equipment for coal mining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121820708.3U CN215997513U (en) | 2021-08-05 | 2021-08-05 | Coal mine screening equipment for coal mining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215997513U true CN215997513U (en) | 2022-03-11 |
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ID=80528278
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121820708.3U Active CN215997513U (en) | 2021-08-05 | 2021-08-05 | Coal mine screening equipment for coal mining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215997513U (en) |
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2021
- 2021-08-05 CN CN202121820708.3U patent/CN215997513U/en active Active
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| TR01 | Transfer of patent right |
Effective date of registration: 20230309 Address after: 725000 Group 2, Baihua Village, Shuangqiao Town, Ziyang County, Ankang City, Shaanxi Province Patentee after: Zuo Hongyuan Address before: 241000 No. 102, Jingfeng Road, Jinghu District, Wuhu City, Anhui Province Patentee before: Shao Fangxia |