CN210701057U

CN210701057U - Anti-blocking type vibrating screen for coal processing

Info

Publication number: CN210701057U
Application number: CN201921359538.6U
Authority: CN
Inventors: 梁庭瑞; 郭晋鹏; 刘露艳
Original assignee: Shanxi Coal Transportation And Marketing Group Yangcheng Xihe Coal Industry Co Ltd
Current assignee: Shanxi Coal Transportation And Marketing Group Yangcheng Xihe Coal Industry Co Ltd
Priority date: 2019-08-21
Filing date: 2019-08-21
Publication date: 2020-06-09
Anticipated expiration: 2029-08-21

Abstract

The utility model discloses an anti-blocking vibrating screen for coal processing, which comprises a processing box, wherein a screen body with an inclination is arranged at a position close to the upper part in the processing box, both ends of the screen body are connected with the inside of the processing box through hinges, a vibration mechanism is arranged at a position close to the higher side below the screen body, a high-pressure air injection mechanism is arranged at one side of the processing box far away from the vibration mechanism, the high-pressure air injection mechanism comprises a hard pipe, one end of the hard pipe is inserted into the processing box, and a high-pressure nozzle is arranged at one end of the hard pipe inserted into the processing box, the utility model is provided with the high-pressure air injection mechanism, high-pressure air can be injected from the inside of the high-pressure nozzle through the high-pressure air injection mechanism, the high-pressure air injected by the high-pressure nozzle impacts on the screen body to flush out the coal blocked on the screen body from the meshes of the screen body so as not, the push-pull mechanism can make the high-pressure spray head do reciprocating motion, so that the high-pressure spray head can spray air to the screen body in a large area.

Description

Anti-blocking type vibrating screen for coal processing

Technical Field

The utility model relates to a coal processing technology field specifically is a coal processing is with preventing stifled formula shale shaker.

Background

Need use the shale shaker in the coal course of working to in separately with the coal of big small granule difference, the shale shaker among the prior art is easy to be blockked up, for this reason has now to set up the shale shaker of brush for the screen frame, and this kind of brush is hardly brushed the inside coal granule that blocks of screen frame mesh out, prevents stifled poor effect.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a coal processing is with preventing stifled formula shale shaker to solve for this reason and have now for the shale shaker that the screen frame set up the brush, this kind of brush hardly brushes out the inside coal granule that blocks of screen frame mesh, prevents the poor problem of stifled effect.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a coal processing is with preventing stifled formula shale shaker, is including handling the case, the position that the inside of handling the case is close to the top is provided with the screen frame of slope, the both ends of screen frame all through the hinged joint with the internal connection who handles the case, the below of screen frame is close to the position of higher one side and is provided with vibrations mechanism, the one side that the vibrations mechanism was kept away from to the case of handling is provided with high-pressure jet mechanism, high-pressure jet mechanism includes the hard pipe, the one end of hard pipe inserts the inside of handling the case, and the hard pipe inserts the one end of handling the incasement portion and install high pressure nozzle, the one side below that the case is close to high-pressure jet mechanism of handling is provided with the bulge, the inside of bulge is inserted and is fixed with push-pull mechanism, fixedly connected with connecting rod between push-pull mechanism

Preferably, one side that the case is close to high-pressure jet-propelled mechanism is provided with first discharge gate, and the lower one side parallel and level of first discharge gate and screen frame, the top of handling the case is provided with the feeding hopper near the position of the higher one side of screen frame, and handles one side below that is close to vibrations mechanism of case and be provided with the second discharge gate, four corners in the below of handling the case all install the supporting leg.

Preferably, a guide mechanism is arranged below the hard pipe and comprises a sliding block and a sliding rail, the sliding block is fixed below one end, far away from the high-pressure sprayer, of the hard pipe, the sliding rail is arranged on the upper surface of the protruding portion, and the lower end of the sliding block is inserted into the sliding rail.

Preferably, one end of the hard tube, which is far away from the high-pressure nozzle, is connected with a hose, and the hose is connected with an air outlet of the high-pressure air pump.

Preferably, the push-pull mechanism comprises a hydraulic cylinder and a hydraulic rod, the hydraulic cylinder is installed inside the protruding portion, one end of the hydraulic cylinder is inserted into the hydraulic cylinder, and the other end of the hydraulic rod is fixed to the lower end of the connecting rod.

Preferably, the vibration mechanism comprises a motor, a middle shaft and a motor frame, the end part of the middle shaft is mounted on the inner wall of the treatment box through a bearing, a cam is fixed on the outer part of the circumference of the middle shaft, the motor is mounted behind the treatment box through the motor frame, and the power output end of the motor is fixed with the rear end of the middle shaft.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model is provided with the high-pressure air injection mechanism, high-pressure air can be sprayed out from the inside of the high-pressure spray head through the high-pressure air injection mechanism, the air sprayed out by the high-pressure spray head impacts on the screen body to flush out the blocked coal on the screen body out of the meshes of the screen body so as to avoid the blocking of the screen body;

2. the utility model discloses set up push-and-pull mechanism, push-and-pull mechanism can make high pressure nozzle make reciprocating motion to it is jet-propelled for the screen frame that high pressure nozzle can be by a large scale.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the vibration mechanism of the present invention;

fig. 3 is a top view of the high-pressure air injection mechanism of the present invention.

In the figure: 1. a treatment tank; 101. a projection; 2. a feeding hopper; 3. a first discharge port; 4. a hinge joint; 5. a screen body; 6. a vibration mechanism; 61. a cam; 62. a motor; 63. a middle shaft; 64. a motor frame; 7. a second discharge port; 8. a high pressure air injection mechanism; 81. a rigid tube; 82. a high pressure spray head; 83. a hose; 9. a connecting rod; 10. a push-pull mechanism; 11. supporting legs; 12. a guide mechanism; 121. a slider; 122. a slide rail.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, in the embodiment of the present invention, an anti-blocking vibrating screen for coal processing comprises a processing box 1, wherein an inclined screen body 5 is disposed inside the processing box 1 near the upper side, the screen body 5 plays a main role of screening coal, both ends of the screen body 5 are connected with the inside of the processing box 1 through hinges 4, a first discharge port 3 is disposed on one side of the processing box 1 near a high-pressure air injection mechanism 8, the first discharge port 3 is used for discharging coal with a larger diameter, the first discharge port 3 is flush with the lower side of the screen body 5, a feeding hopper 2 is disposed above the processing box 1 near the upper side of the screen body 5, the feeding hopper 2 is used for feeding materials to be screened into the inside of the processing box 1, a second discharge port 7 is disposed below one side of the processing box 1 near a vibration mechanism 6, the second discharge port 7 is used for discharging fine materials, and four corners below the processing box 1 are all provided with supporting legs 11, the supporting legs 11 play a supporting role;

referring to fig. 1 and 2, a vibration mechanism 6 is arranged below the sieve body 5 near the higher side, the vibration mechanism 6 includes a motor 62, a middle shaft 63 and a motor frame 64, the end of the middle shaft 63 is mounted on the inner wall of the treatment box 1 through a bearing, a cam 61 is fixed outside the circumference of the middle shaft 63, the motor 62 is mounted behind the treatment box 1 through the motor frame 64, the power output end of the motor 62 is fixed with the rear end of the middle shaft 63, the rotation of the motor 62 can drive the middle shaft 63 to rotate, the middle shaft 63 can drive the cam 61 to rotate, and the cam 61 can make the sieve body 5 in a shaking state when rotating, so as to sieve the sieve body 5;

referring to fig. 1 and 3, a high pressure gas injection mechanism 8 is disposed on one side of the processing box 1 far from the vibrating mechanism 6, the high pressure gas injection mechanism 8 includes a hard pipe 81, one end of the hard pipe 81 is inserted into the processing box 1, and one end of the hard pipe 81 inserted into the processing box 1 is provided with a high pressure nozzle 82, more than one pipe and nozzle should be disposed, specifically, the front and back width of the screen body 5 should be considered, the distance between two adjacent pipes should be 5-8cm (as shown in fig. 3), one end of the hard pipe 81 far from the high pressure nozzle 82 is connected with a hose 83, and the hose 83 is connected with a gas outlet of a high pressure gas pump, the high pressure gas pump generates high pressure gas, the high pressure gas is ejected from the high pressure nozzle 82 after passing through the hose 83 and the hard pipe 81, the gas ejected from the high pressure nozzle 82 impacts on the screen body 5 to flush coal blocked on the screen body 5 out of the screen body, coal is discharged through a first discharge port 3;

referring to fig. 1, a protruding portion 101 is arranged below one side of a treatment box 1 close to a high-pressure air injection mechanism 8, a push-pull mechanism 10 is fixedly inserted into the protruding portion 101, a connecting rod 9 is fixedly connected between a power output end of the push-pull mechanism 10 and one end of a hard tube 81 close to a high-pressure nozzle 82, the push-pull mechanism 10 comprises a hydraulic cylinder and a hydraulic rod, the hydraulic cylinder is installed inside the protruding portion 101, one end of the hydraulic cylinder is inserted into the hydraulic cylinder, the other end of the hydraulic rod is fixed with the lower end of the connecting rod 9, the hydraulic cylinder pushes the connecting rod 9 to move by pushing the hydraulic rod, when the connecting rod 9 moves, the high-pressure nozzle 82 can be driven to move, and air sprayed by the high-pressure nozzle 82;

referring to fig. 1, a guide mechanism 12 is disposed below the hard pipe 81, the guide mechanism 12 includes a slider 121 and a slide rail 122, the slider 121 is fixed below one end of the hard pipe 81, which is far away from the high-pressure nozzle 82, the slide rail 122 is disposed on the upper surface of the protruding portion 101, the lower end of the slider 121 is inserted into the slide rail 122, and when the high-pressure nozzle 82 moves, the slider 121 runs inside the slide rail 122, so as to guide the running of the high-pressure nozzle 82.

The utility model discloses a theory of operation and use flow: feeding coal with screening into the treatment box 1 from the feeding hopper 2, screening the material through the inclined screen body 5, discharging larger particles through the first discharge port 3, and discharging smaller particles through the screen body 5 and then through the second discharge port 7;

and often the inside can block up partial coal granule of the mesh of screen frame 5 after the screening is finished, produce high-pressure gas through high-pressure air pump, high-pressure gas passes through behind hose 83 and hard pipe 81 and spouts from high pressure nozzle 82, high pressure nozzle 82 spun gas strikes on screen frame 5, in rushing out the mesh of screen frame with the coal that blocks up on the screen frame 5, coal is via the ejection of compact of first discharge gate 3, the pneumatic cylinder promotes connecting rod 9 through promoting the hydraulic stem motion simultaneously and moves, when connecting rod 9 moves, can drive high pressure nozzle 82 and move, make high pressure nozzle 82 spun gas can the omnidirectional spout on screen frame 5, when high pressure nozzle 82 moved, slider 121 moves in the inside of slide rail 122, conveniently lead for the operation of high pressure nozzle 82.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a coal processing is with preventing stifled formula shale shaker, is including handling case (1), its characterized in that: the inner part of the treatment box (1) close to the upper part is provided with an inclined screen body (5), two ends of the screen body (5) are connected with the inner part of the treatment box (1) through hinges (4), the lower part of the screen body (5) close to the higher side is provided with a vibration mechanism (6), one side of the treatment box (1) far away from the vibration mechanism (6) is provided with a high-pressure air injection mechanism (8), the high-pressure air injection mechanism (8) comprises a hard pipe (81), one end of the hard pipe (81) is inserted into the treatment box (1), one end of the hard pipe (81) inserted into the treatment box (1) is provided with a high-pressure nozzle (82), the lower part of one side of the treatment box (1) close to the high-pressure air injection mechanism (8) is provided with a bulge part (101), and a push-pull mechanism (10) is inserted and fixed into the bulge part (101), a connecting rod (9) is fixedly connected between the power output end of the push-pull mechanism (10) and one end of the hard tube (81) close to the high-pressure spray head (82).

2. The anti-blocking type vibrating screen for coal processing according to claim 1, characterized in that: handle one side that case (1) is close to high-pressure jet-propelled mechanism (8) and be provided with first discharge gate (3), and first discharge gate (3) and screen frame (5) lower one side parallel and level, the position that the top of handling case (1) is close to the higher one side of screen frame (5) is provided with feeding hopper (2), and handles one side below that is close to vibrations mechanism (6) of case (1) and be provided with second discharge gate (7), four corners in the below of handling case (1) all install supporting leg (11).

3. The anti-blocking type vibrating screen for coal processing according to claim 1, characterized in that: the lower part of hard pipe (81) is provided with guiding mechanism (12), guiding mechanism (12) include slider (121) and slide rail (122), and slider (121) are fixed in hard pipe (81) and are kept away from the one end below of high pressure shower nozzle (82), and the upper surface in bulge (101) is seted up in slide rail (122), and the inside of slide rail (122) is inserted to the lower extreme of slider (121).

4. The anti-blocking type vibrating screen for coal processing according to claim 1, characterized in that: one end, far away from the high-pressure nozzle (82), of the hard tube (81) is connected with a hose (83), and the hose (83) is connected with an air outlet of the high-pressure air pump.

5. The anti-blocking type vibrating screen for coal processing according to claim 1, characterized in that: the push-pull mechanism (10) comprises a hydraulic cylinder and a hydraulic rod, the hydraulic cylinder is installed inside the protruding portion (101), one end of the hydraulic cylinder is inserted into the hydraulic cylinder, and the other end of the hydraulic rod is fixed to the lower end of the connecting rod (9).

6. The anti-blocking type vibrating screen for coal processing according to claim 1, characterized in that: the vibration mechanism (6) comprises a motor (62), a middle shaft (63) and a motor frame (64), the end part of the middle shaft (63) is mounted on the inner wall of the treatment box (1) through a bearing, a cam (61) is fixed on the outer portion of the circumference of the middle shaft (63), the motor (62) is mounted behind the treatment box (1) through the motor frame (64), and the power output end of the motor (62) is fixed with the rear end of the middle shaft (63).