Ore sorting device for coal mining

Abstract

The utility model relates to the technical field of coal mining, in particular to an ore sorting device for coal mining, which comprises a sorting base and a movable component positioned in the sorting base, the movable assembly comprises a motor serving as a driving structure, the motor is fixedly arranged at one corner of the sorting base, a reciprocating lead screw is fixedly arranged at the tail end of a main shaft of the motor, a guide rod is spirally arranged on the outer side of the reciprocating lead screw and located in the sorting base, and a material frame is fixedly arranged at the top end of the guide rod. The screening plate is arranged at the bottom end of the material frame in an attached mode, the movable assembly is additionally arranged on the basis, a reciprocating lead screw driving structure in the movable assembly can control the guide rods and the material frame to move on the surface of the screening plate, ore is sorted in a shaking mode, vibration generated by sorting is reduced, and the service life of the sorting device is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of coal mining, in particular to an ore sorting device used in coal mining. Background Art

[0002] Coal mining is one of the main energy sources. After the ore is mined, it is necessary to sort the mined coal to distinguish the ores of different sizes so that the ore can be processed by machines. Most of the sorting structures are vibrating screening methods.

[0003] After checking, the public (announcement) number: CN216910980U discloses an ore sorting device used in coal mining. This technology discloses "including a bottom plate and a sorting box, the sorting box is fixedly connected to the top of the bottom plate, a loading port is arranged near the center of the top of the sorting box, a coarse material outlet is arranged near the center of one side of the sorting box, a screening car is arranged near the center of the inner cavity of the sorting box, a fixed plate is fixedly connected near the center of the side of the sorting box away from the coarse material outlet, a driving mechanism is arranged on the top of the fixed plate, and a vibration reduction mechanism is arranged at the bottom of the bottom plate. The utility model is provided with a vibration reduction mechanism, which can play a good vibration reduction role on the main body of the device through the mutual cooperation between the lifting block, the support seat, the sliding rod, the vibration reduction spring and the damping pad. At the same time, through the mutual cooperation between the functional rod, the limit block and the reset spring, the screening car plays a buffering role when moving, thereby protecting the main body of the device and improving the service life of the device".

[0004] When using the existing ore sorting device, it is necessary to use vibration to sort ores of different sizes into different areas to complete the sorting of coal mining ore. However, the sorting method will cause continuous impact on the ore and the sorting device body, causing great impact damage, and the service life of the sorting device will be seriously shortened.

[0005] In order to solve the above problems, the present application proposes an ore sorting device for coal mining. Utility Model Content

[0006] In order to solve the problems raised in the above background technology, the utility model provides an ore sorting device for coal mining, which can sort the ore by shaking and can flexibly adjust the sorting size.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an ore sorting device for coal mining, comprising a sorting base, and also comprising a movable component located inside the sorting base;

[0008] The movable component includes a motor as a driving structure, and the motor is fixedly arranged at a corner of the sorting base. A reciprocating screw is fixedly arranged at the end of the main shaft of the motor, and a guide rod is spirally arranged on the outer side of the reciprocating screw, and the guide rod is located inside the sorting base. A material frame is fixedly arranged on the top of the guide rod, and a screening plate is fitted on the bottom end of the material frame to facilitate the adjustment of the material frame to different screening plates for screening.

[0009] As a preferred ore sorting device for coal mining of the utility model, a cross bar runs through the interior of the guide rod, and the cross bar is fixed to the sorting base, and the guide rod and the cross bar are slidably arranged to guide the guide rod to move.

[0010] As a preferred ore sorting device for coal mining of the utility model, a pulley is rotatably provided at the bottom end of the guide rod, and the pulley is in contact with the sorting base, so that friction is reduced by the pulley.

[0011] As a preferred ore sorting device for coal mining of the utility model, a hydraulic telescopic shaft is fixedly provided on the outer surface of the sorting base, a support frame is fixedly provided on the output end of the hydraulic telescopic shaft, a screening frame is fixedly provided on the top of the support frame, and the screening frame and the screening plate are fixedly provided, and the hydraulic telescopic shaft controls the support frame to move.

[0012] As a preferred embodiment of the utility model of an ore sorting device for coal mining, a conveying trough is provided inside the sorting base, and a conveying assembly is provided inside the conveying trough of the sorting base;

[0013] The conveying assembly includes a fixed frame fixedly arranged inside the sorting base, a first conveyor belt is fixedly arranged on the top of the fixed frame, second conveyor belts are arranged on both sides of the fixed frame, and the second conveyor belt is fixedly arranged with the sorting base so that the second conveyor belt can convey the debris.

[0014] As a preferred ore sorting device for coal mine mining of the utility model, the outer conveyor belt of the first conveyor belt is arranged in a curved shape, an isolation plate is fitted on the top of the fixed frame, an insertion shaft is fixedly arranged on the bottom end of the isolation plate, and the insertion shaft is plugged into the fixed frame, and the isolation plate is quickly positioned by the insertion shaft.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1. On this basis, a movable component is added. The reciprocating screw drive structure in the movable component can control the movement of the guide rod and the material frame on the surface of the screening plate. The ore is sorted by shaking, which reduces the vibration generated by sorting and prolongs the service life of the sorting device;

[0017] 2. At the same time, a conveying component is added on this basis. The first conveyor belt of the conveying component cooperates with the isolation plate to separate the ore and the ore slag. At the same time, the ore and the slag can be separated and transported separately, which is more convenient for the subsequent processing operations of the ore. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0019] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the installation structure of the sorting base of the utility model;

[0021] Figure 3 This is a schematic diagram of the installation structure of the active component of the utility model;

[0022] Figure 4 For this utility model Figure 3 A schematic diagram of the structure at A;

[0023] Figure 5 This is a schematic diagram of the installation structure of the isolation plate of the utility model.

[0024] In the figure:

[0025] 1. Sorting base; 2. Material frame;

[0026] 3. Movable assembly; 31. Motor; 32. Reciprocating screw rod; 33. Guide rod; 34. Cross bar; 35. Pulley; 36. Screening frame; 37. Screening plate; 38. Support frame; 39. Hydraulic telescopic shaft;

[0027] 4. Conveying assembly; 41. Fixed frame; 42. First conveyor belt; 43. Isolation plate; 44. Second conveyor belt; 45. Insert shaft. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0029] Example 1

[0030] like Figure 1-Figure 5 As shown;

[0031] An ore sorting device for coal mining comprises a sorting base 1.

[0032] In this embodiment: after checking the public (announcement) number: CN216910980U discloses an ore sorting device used in coal mining, and this technology discloses "including a bottom plate and a sorting box, the sorting box is fixedly connected to the top of the bottom plate, a loading port is arranged near the center of the top of the sorting box, a coarse material outlet is arranged near the center of one side of the sorting box, a screening car is arranged near the center of the inner cavity of the sorting box, a fixed plate is fixedly connected near the center of the side of the sorting box away from the coarse material outlet, a driving mechanism is arranged on the top of the fixed plate, and a vibration reduction mechanism is arranged at the bottom of the bottom plate. The utility model is provided with a vibration reduction mechanism, which can play a good vibration reduction role on the main body of the device through the mutual cooperation between the lifting block, the support seat, the sliding rod, the vibration reduction spring and the damping pad. At the same time, through the mutual cooperation between the functional rod, the limit block and the reset spring, the screening car plays a buffering role when moving, thereby protecting the main body of the device and improving the service life of the device";

[0033] When using the existing ore sorting device, it is necessary to use vibration to sort ores of different sizes into different areas to complete the sorting of coal mining ore. However, the sorting method will cause continuous impact on the ore and the sorting device body, causing great impact damage, and the service life of the sorting device will be seriously shortened. In addition, the ores to be sorted are of the same size, and multiple sorting structures are required to sort different ores, and the sorting efficiency is low. Combined with actual use, this problem is obviously a real problem that is difficult to solve. In view of this, in order to solve this technical problem, active components and conveying components are added to this application document.

[0034] According to the above content, in order to reduce the vibration damage caused by ore sorting, it also includes a movable component 3 located inside the sorting base 1;

[0035] The movable component 3 includes a motor 31 as a driving structure, and the motor 31 is fixedly arranged at a corner of the sorting base 1. A reciprocating screw 32 is fixedly arranged at the end of the main shaft of the motor 31, and a guide rod 33 is spirally arranged on the outer side of the reciprocating screw 32. The guide rod 33 is located inside the sorting base 1, and a material frame 2 is fixedly arranged on the top end of the guide rod 33, and a screening plate 37 is fitted on the bottom end of the material frame 2.

[0036] In this implementation scheme: the staff puts a large amount of ore into the material frame 2, controls the motor 31 in the movable component 3 at one corner of the sorting base 1 to start working, drives the reciprocating screw 32 at the end of the main shaft to rotate, controls the outer guide rod 33 to move on the outside of the cross bar 34, keeps the movement of the guide rod 33 stable, and at the same time, controls the material frame 2 at the top of the guide rod 33 to move on the screening frame 36, and the constantly shaking material frame 2 will quickly sort the ore inside.

[0037] In an optional embodiment: a cross bar 34 runs through the interior of the guide rod 33, and the cross bar 34 is fixedly arranged on the sorting base 1, and the guide rod 33 and the cross bar 34 are slidably arranged.

[0038] In this embodiment: the outer guide rod 33 is controlled to move outside the cross bar 34 to keep the movement of the guide rod 33 stable.

[0039] In an optional embodiment: a pulley 35 is rotatably provided at the bottom end of the guide rod 33 , and the pulley 35 is in contact with the sorting base 1 .

[0040] In this embodiment: the guide rod 33 reduces the friction with the sorting base 1 through the pulley 35.

[0041] In an optional embodiment: a hydraulic telescopic shaft 39 is fixedly provided on the outer surface of the sorting base 1, a support frame 38 is fixedly provided on the output end of the hydraulic telescopic shaft 39, a screening frame 36 is fixedly provided on the top of the support frame 38, and the screening frame 36 and the screening plate 37 are fixedly provided.

[0042] In this embodiment: the hydraulic telescopic shaft 39 outside the sorting base 1 controls the support frame 38 to drive the screening frame 36 and the screening plate 37 to move above the sorting base 1, and adjusts different screening plates 37 to move to the bottom of the material frame 2.

[0043] According to the above content, a conveying trough is provided inside the sorting base 1, and a conveying assembly 4 is provided inside the conveying trough of the sorting base 1;

[0044] The conveying assembly 4 includes a fixed frame 41 fixedly arranged inside the sorting base 1 , a first conveyor belt 42 is fixedly arranged on the top of the fixed frame 41 , second conveyor belts 44 are arranged on both sides of the fixed frame 41 , and the second conveyor belts 44 are fixedly arranged on the sorting base 1 .

[0045] In this embodiment: the sorted ore falls into the sorting base 1 below, and is transported by the first conveyor belt 42 on the fixed frame 41 in the conveying assembly 4. After the slag falls, it is separated by the isolation plate 43 and falls onto the surface of the second conveyor belt 44, so that the ore and slag are separated and transported.

[0046] In an optional embodiment: the outer conveyor belt of the first conveyor belt 42 is set to be a curved surface, the top of the fixed frame 41 is fitted with an isolation plate 43, the bottom of the isolation plate 43 is fixed with an insertion shaft 45, and the insertion shaft 45 is plugged into the fixed frame 41.

[0047] In this embodiment, the isolation plate 43 can be quickly disassembled and assembled by means of the insertion shaft 45, and the operation is more convenient.

[0048] The working principle and use process of the utility model are as follows: the staff puts a large amount of ore into the material frame 2, controls the motor 31 in the movable assembly 3 at one corner of the sorting base 1 to start working, drives the reciprocating screw 32 at the end of the main shaft to rotate, controls the outer guide rod 33 to move on the outer side of the cross bar 34, keeps the movement of the guide rod 33 stable, and at the same time, controls the material frame 2 at the top of the guide rod 33 to move on the screening frame 36. During the movement of the material frame 2, the material frame 2 will be controlled to move, and the ore inside will be quickly sorted, reducing the impact force on the material frame 2 during the sorting process of the material frame 2, so that the ore can be quickly sorted. The hydraulic telescopic shaft 39 on the outside of the sorting base 1 controls the support frame 38 to drive the screening frame 36 and the screening plate 37 to move above the sorting base 1, and adjusts different screening plates 37 to move to the bottom of the material frame 2. There are three screening plates 37 in total, and different screening holes are arranged on the surface of the screening plates 37 in sequence to sort ores of different sizes.

[0049] The sorted ore falls into the sorting base 1 below and is transported by the first conveyor belt 42 on the fixed frame 41 in the conveying assembly 4. After the slag falls, it is separated by the isolation plate 43 and falls onto the surface of the second conveyor belt 44. The ore and slag are transported separately. The isolation plate 43 can be quickly disassembled and assembled by the plug-in shaft 45, and the operation is more convenient.

[0050] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. An ore sorting device for coal mining, comprising a sorting base (1), characterized in that: It also includes a movable component (3) located inside the sorting base (1); The movable component (3) comprises a motor (31) as a driving structure, the motor (31) is fixedly arranged at a corner of the sorting base (1), a reciprocating screw rod (32) is fixedly arranged at the end of the main shaft of the motor (31), a guide rod (33) is spirally arranged on the outer side of the reciprocating screw rod (32), and the guide rod (33) is located inside the sorting base (1), a material frame (2) is fixedly arranged at the top end of the guide rod (33), and a screening plate (37) is fitted on the bottom end of the material frame (2).

2. The ore sorting device for coal mining according to claim 1, characterized in that: A cross bar (34) penetrates the interior of the guide rod (33), and the cross bar (34) is fixedly arranged on the sorting base (1), and the guide rod (33) and the cross bar (34) are slidably arranged.

3. The ore sorting device for coal mining according to claim 1, characterized in that: A pulley (35) is rotatably provided at the bottom end of the guide rod (33), and the pulley (35) is in contact with the sorting base (1).

4. The ore sorting device for coal mining according to claim 1, characterized in that: A hydraulic telescopic shaft (39) is fixedly arranged on the outer surface of the sorting base (1), a support frame (38) is fixedly arranged on the output end of the hydraulic telescopic shaft (39), a screening frame (36) is fixedly arranged on the top end of the support frame (38), and the screening frame (36) and the screening plate (37) are fixedly arranged.

5. The ore sorting device for coal mining according to claim 1, characterized in that: A conveying trough is provided inside the sorting base (1), and a conveying assembly (4) is provided inside the conveying trough of the sorting base (1); The conveying assembly (4) comprises a fixed frame (41) fixedly arranged inside the sorting base (1), a first conveyor belt (42) fixedly arranged at the top of the fixed frame (41), second conveyor belts (44) arranged on both sides of the fixed frame (41), and the second conveyor belts (44) are fixedly arranged on the sorting base (1).

6. The ore sorting device for coal mining according to claim 5, characterized in that: The outer conveyor belt of the first conveyor belt (42) is arranged in a curved shape, an isolation plate (43) is arranged at the top end of the fixed frame (41), an insertion shaft (45) is fixedly arranged at the bottom end of the isolation plate (43), and the insertion shaft (45) is plugged into the fixed frame (41).

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