Coal sample preparation auxiliary system

Abstract

The utility model discloses a coal sample preparation auxiliary system which comprises a blanking assembly, the blanking assembly comprises a blanking hopper and a blanking end, the bottom of the blanking end is provided with a control piece used for controlling the blanking end to discharge, a filter screen is used for screening coal, the outer frame assembly comprises an outer frame, and the outer frame assembly is used for horizontal movement of the blanking assembly. The lifting machine is used for lifting the discharging assembly, the connecting mechanism is arranged between the lifting end of the lifting machine and the discharging assembly, and the connecting mechanism is used for connecting the discharging assembly and the lifting end of the lifting machine. The design of the filter screen and the blanking assembly is utilized, the filter screen is arranged at the top of the blanking hopper, after coal is filtered through the filter screen, coal briquettes exceeding the size of the filter holes can be blocked at the top end of the filter screen, coal briquettes smaller than the size of the filter holes fall into the blanking hopper, and the stored coal briquettes are poured into the sampling machine by opening the opening and closing door. Therefore, the feeding port of the sampling machine is prevented from being blocked.

Description

TECHNICAL FIELD

[0001] The utility model relates to coal sample preparation auxiliary equipment technical field, especially in kind of coal sample preparation auxiliary system. BACKGROUND

[0002] Coal is transported to the port, needs to use the loading equipment, carries out the transfer of coal, and the coal sample is put into the sample preparation equipment, however, the size of the imported coal reaches 200mm, and the coal sample is poured into the sample preparation equipment, and the 200mm large particle coal sample can cause the feeding port of the sample preparation equipment to be blocked, and the use of the sample preparation equipment is affected. UTILITY MODEL CONTENT

[0003] The utility model discloses a kind of coal sample preparation auxiliary systems to solve the problems raised in the above background technology.

[0004] To achieve the above object, the utility model provides the following technical scheme: a kind of coal sample preparation auxiliary system, comprising:

[0005] The blanking assembly is used for the blanking of coal, and the blanking assembly includes a blanking hopper and a blanking end.

[0006] The filter screen is arranged at the top of the blanking hopper, and is used for screening coal.

[0007] The outer frame assembly includes an outer frame, which is arranged outside the blanking hopper and is used for horizontal movement of the blanking assembly.

[0008] The crane is used for lifting the blanking assembly, and the blanking assembly is arranged at the bottom of the lifting end of the crane.

[0009] The connecting mechanism is arranged between the lifting end of the crane and the blanking assembly, and is used for connecting the blanking assembly and the lifting end of the crane.

[0010] Preferably, the blanking hopper is provided with a cavity at the top end for containing coal, the end of the filter screen is fixedly connected with the inner wall of the top of the cavity, and the bottom end of the blanking hopper is in through connection with the top end of the blanking end.

[0011] Preferably, the control member includes a switch door, the side away from the blanking end of the switch door is provided with a linkage block for driving the rotation of the switch door, the top of the switch door is hingedly connected with the top of the blanking end, and the side away from the blanking end of the switch door is provided with a moving slot for slidingly penetrating the linkage block.

[0012] Preferably, one end of the linkage block is hinged with a hinge block, a bearing is arranged at the end of the hinge block away from the linkage block, a threaded rod is sleeved in the bearing, a threaded hole is formed in the outer frame near the side of the threaded rod, and the threaded rod is threadedly connected with the threaded hole.

[0013] Preferably, the connecting mechanism comprises a first connecting rope, and the bottom of the first connecting rope is provided with a moving assembly.

[0014] Preferably, the moving assembly comprises a moving plate, an upper connecting block for connecting with the first connecting rope is fixedly connected to the top end of the moving plate, and a lower connecting block for connecting with the second connecting rope is fixedly connected to the bottom end of the moving plate.

[0015] Preferably, the outer frame is sleeved on the outer wall of the discharging hopper, the outer wall of the outer frame is fixedly connected with a mounting block for connecting with the second connecting rope, and the bottom end of the outer frame is provided with a moving wheel for moving the outer frame.

[0016] The technical effects and advantages of the present application are as follows:

[0017] (1) The present application utilizes the design of the filter screen and the discharging assembly, and the filter screen is arranged at the top of the discharging hopper, so that the coal is filtered through the filter screen, the coal blocks larger than the filter hole size are blocked at the top end of the filter screen, the coal blocks smaller than the filter hole size fall into the discharging hopper, the stored coal blocks are poured into the sample preparation machine by opening the switch door, and the feeding port of the sample preparation machine is prevented from being blocked.

[0018] (2) The present application utilizes the design of the hoist, the connecting mechanism, the discharging assembly and the outer frame assembly, and the hoist can hoist the discharging hopper through the outer frame assembly, vertical lifting and parallel movement of the discharging hopper are realized, the discharging hopper is accurately moved to the feeding port position of the sample preparation machine, manual carrying is not required, and manpower is saved. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a whole three-dimensional structure schematic view of the present application.

[0020] Figure 2 It is a three-dimensional structure schematic view of the moving assembly and the discharging assembly of the present application.

[0021] Figure 3 It is a three-dimensional structure schematic view of the discharging assembly and the outer frame assembly of the present application.

[0022] Figure 4 It is a three-dimensional structure schematic view of the discharging assembly of the present application.

[0023] Figure 5The utility model discloses a switch piece three-dimensional structure schematic diagram.

[0024] In the drawing: 1, hoist; 2, first connecting rope; 3, moving assembly; 31, moving plate; 32, upper connecting block; 33, lower connecting block; 4, second connecting rope; 5, blanking assembly; 51, blanking hopper; 52, blanking end; 53, switch door; 54, linkage block; 55, hinged block; 56, bearing; 57, threaded rod; 6, outer frame assembly; 61, outer frame; 62, mounting block; 63, moving wheel; 7, filter screen. DETAILED DESCRIPTION

[0025] The utility model discloses an embodiment of the utility model will combine the drawing in the embodiment of the utility model, the technical scheme in the embodiment of the utility model is clearly and completely described, obviously, the described embodiment is only a part of embodiment of the utility model, but not all the embodiment. Based on the embodiment in the utility model, all other embodiments that the ordinary skill in the art obtains without making creative labor belong to the range of protection of the utility model.

[0026] The utility model provides a kind of coal sample preparation auxiliary system as Figures 1-5 As shown in the figure, including:

[0027] Blanking assembly 5, blanking assembly 5 is used for the blanking of coal, blanking assembly 5 includes blanking hopper 51 and blanking end 52, the bottom of blanking end 52 is provided with control member for controlling blanking end 52 discharge;

[0028] Filter screen 7, filter screen 7 is arranged at the top of blanking hopper 51, and filter screen 7 is used for screening coal;

[0029] Outer frame assembly 6, outer frame assembly 6 includes outer frame 61, and outer frame 61 is arranged outside blanking hopper 51, and outer frame assembly 6 is used for the horizontal movement of blanking assembly 5;

[0030] Hoist 1, hoist 1 is used for lifting blanking assembly 5, and blanking assembly 5 is arranged at the bottom of the lifting end of hoist 1;

[0031] Connecting mechanism, connecting mechanism is arranged between the lifting end of hoist 1 and blanking assembly 5, and connecting mechanism is used for connecting blanking assembly 5 and the lifting end of hoist 1.

[0032] Specifically, connecting mechanism includes first connecting rope 2, the bottom of first connecting rope 2 is provided with moving assembly 3, the bottom end of moving assembly 3 is provided with second connecting rope 4 for connecting with outer frame 61, and moving assembly 3 includes moving plate 31, the top end of moving plate 31 is fixedly connected with upper connecting block 32 for connecting with first connecting rope 2, and the bottom end of moving plate 31 is fixedly connected with lower connecting block 33 for connecting with second connecting rope 4.

[0033] Further, the hoist 1 is an existing electric remote control gantry crane, the first connecting rope 2 and the second connecting rope 4 are both existing steel wires, hooks are arranged at two ends of the first connecting rope 2 and the second connecting rope 4 respectively, the hooks at two ends of the first connecting rope 2 are installed with the hook at the hoisting end of the hoist 1 and the circular ring of the upper connecting block 32 respectively, the hooks at two ends of the second connecting rope 4 are installed with the circular ring of the lower connecting block 33 and the mounting block 62 respectively, the plane size of the moving plate 31 is the same as the plane size of the outer frame 61, two upper connecting blocks 32 are arranged at the two sides of the middle line at the top end of the moving plate 31, four lower connecting blocks 33 are arranged at the four corners of the bottom end of the moving plate 31 respectively, and the positions of the mounting blocks 62 are corresponding, the parts where the upper connecting block 32 and the lower connecting block 33 are in contact with the moving plate 31 are fixed by welding respectively, the hoist 1 drives the first connecting rope 2 to move, the first connecting rope 2 drives the moving plate 31, the moving plate 31 drives the lower connecting block 33, the lower connecting block 33 drives the mounting block 62, the mounting block 62 drives the outer frame 61, and the outer frame 61 drives the lower hopper 51, so that the vertical lifting and parallel movement of the lower hopper 51 are realized.

[0034] Specifically, the top end of the lower hopper 51 is provided with a cavity for loading coal, the end of the filter screen 7 is fixedly connected with the inner wall of the top part of the cavity, the bottom end of the lower hopper 51 is throughly connected with the top end of the lower discharge end 52, the control member includes a switch door 53, the side, away from the lower discharge end 52, of the switch door 53 is provided with a linkage block 54 for driving the switch door 53 to rotate, the top part of the switch door 53 is hingedly connected with the top part of the lower discharge end 52, the side, away from the lower discharge end 52, of the switch door 53 is provided with a moving groove for slidingly penetrating the linkage block 54, one end of the linkage block 54 is hingedly connected with a hinged block 55, the end, away from the linkage block 54, of the hinged block 55 is provided with a bearing 56, the inside of the bearing 56 is sleeved with a threaded rod 57, the side, close to the threaded rod 57, of the outer frame 61 is provided with a threaded hole, the threaded rod 57 is threadedly and penetratingly connected with the threaded hole, the outer frame 61 is sleeved on the outer wall of the lower hopper 51, the outer wall of the outer frame 61 is fixedly connected with a mounting block 62 for connecting with the second connecting rope 4, and the bottom end of the outer frame 61 is provided with a moving wheel 63 for moving the outer frame 61.

[0035] Further, the lower hopper 51 is composed of two parts, the upper part is a cuboid structure, the size is 800mm long, 800mm wide and 600mm high, the lower part is a truncated cone, the lower discharge end 52 is an inclined plane, the size of the lower discharge end 52 is 100mm long and 100mm wide, so as to ensure that the coal can flow out of the lower discharge end 52 smoothly, the switch door 53 is connected with the hinge of the lower discharge end 52 through the hinge, the cross section of the linkage block 54 and the moving groove is T-shaped, the hinge block 55 is connected with the linkage block 54 through the bolt, the opposite parts of the hinge block 55 and the linkage block 54 are provided with circular grooves, the circular grooves have smooth inner walls, the bolt is inserted into the circular grooves, the bearing 56 is a existing ball bearing, the outer ring of the bearing 56 is welded and fixed with the end of the hinge block 55 away from the linkage block 54, the inner ring of the bearing 56 is fixedly sleeved with the outer wall of one end of the threaded rod 57, the height of the inner ring of the bearing 56 is lower than that of the outer ring, the threads on the inner wall of the threaded hole on one side of the outer frame 61 are engaged with the threads on the outer wall of the threaded rod 57, by rotating the threaded rod 57 clockwise, under the engagement of the threads, the threaded rod 57 moves towards the lower discharge end 52, the hinge block 55 is driven by the threaded rod 57 to move linearly towards the lower discharge end 52, the linkage block 54 is pushed by the hinge block 55, the switch door 53 is rotated towards the lower discharge end 52 by the linkage block 54, so as to reduce the area of the discharge port of the lower discharge end 52 or close the discharge port of the lower discharge end 52, when the threaded rod 57 is rotated counterclockwise, the switch door 53 is rotated away from the lower discharge end 52, so as to control the discharging flow rate of the coal sample in the lower hopper 51, the filter screen 7 is a square screen with a stainless steel outer frame with a length of 800mm, the filter screen 7 is made of twisted steel wire with a hole diameter of 5mm, the screen hole diameter is designed to be a square with a side length of 50mm, which can ensure that the coal sample passing through the filter screen 7 will not block the sample preparation machine, the coal sample not passing through the filter screen 7 can be manually broken into small pieces by an electric hammer, and then falls from the filter hole of the filter screen 7, the outer wall of the filter screen 7 is welded and fixed with the inner wall of the top of the lower hopper 51, the outer wall of the lower hopper 51 is welded and fixed with the inner wall of the top of the outer frame 61, so as to fixedly install the outer frame 61 and the lower hopper 51, the part of the outer frame 61 in contact with the mounting block 62 is welded and fixed, the number of the mounting blocks 62 corresponds to the number of the second connecting ropes 4, four moving wheels 63 are provided, the moving wheels 63 are existing universal wheels, the installation of the moving wheels 63 on the outer frame 61 is the existing installation method of the universal wheels, the moving wheels 63 are symmetrically installed on the four corners of the bottom of the outer frame 61, which can facilitate the movement of the outer frame 61.

[0036] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application has been described in detail, for the skilled in the art, it still can be modified, or for part of the technical features of the equivalent replacement, the spirit and principles of the present application, made any modification, equivalent replacement, improvement, etc., should be included within the scope of the present application.

Claims

1. A coal sample preparation auxiliary system, characterized in that: include: A discharge assembly (5), the discharge assembly (5) is used for discharge of coal, the discharge assembly (5) comprises a discharge hopper (51) and a discharge end (52), and a control member for controlling discharge of the discharge end (52) is provided at the bottom of the discharge end (52); A filter screen (7), the filter screen (7) being arranged on the top of the lower hopper (51), and the filter screen (7) being used for screening coal; An outer frame assembly (6), the outer frame assembly (6) comprising an outer frame (61), the outer frame (61) being arranged outside the discharge hopper (51), the outer frame assembly (6) being used for horizontal movement of the discharge assembly (5); A crane (1), the crane (1) being used to lift a blanking assembly (5), the blanking assembly (5) being arranged at the bottom of a lifting end of the crane (1); A connecting mechanism is provided between the lifting end of the crane (1) and the blanking assembly (5), and is used to connect the blanking assembly (5) and the lifting end of the crane (1).

2. A coal sample preparation auxiliary system according to claim 1, characterized in that: The top of the lower hopper (51) is provided with a chamber for holding coal, the end of the filter (7) is fixedly connected to the inner wall of the top of the chamber, and the bottom end of the lower hopper (51) is connected to the top of the lower end (52).

3. A coal sample preparation auxiliary system according to claim 2, characterized in that: The control component includes a switch door (53), a linkage block (54) for driving the switch door (53) to rotate is provided on a side of the switch door (53) away from the discharge end (52), the top of the switch door (53) is hinged to the top of the discharge end (52), and a movable groove for sliding and inserting the linkage block (54) is provided on a side of the switch door (53) away from the discharge end (52).

4. A coal sample preparation auxiliary system according to claim 3, characterized in that: One end of the linkage block (54) is hingedly connected to a hinge block (55), and one end of the hinge block (55) away from the linkage block (54) is provided with a bearing (56), and a threaded rod (57) is sleeved inside the bearing (56). A threaded hole is provided on a side of the outer frame (61) close to the threaded rod (57), and the threaded rod (57) is threadedly connected to the threaded hole.

5. A coal sample preparation auxiliary system according to claim 1, characterized in that: The connecting mechanism comprises a first connecting rope (2), a moving assembly (3) is provided at the bottom of the first connecting rope (2), and a second connecting rope (4) for connecting to an outer frame (61) is provided at the bottom end of the moving assembly (3).

6. A coal sample preparation auxiliary system according to claim 5, characterized in that: The moving assembly (3) comprises a moving plate (31), the top end of the moving plate (31) being fixedly connected to an upper connecting block (32) for connecting to a first connecting rope (2), and the bottom end of the moving plate (31) being fixedly connected to a lower connecting block (33) for connecting to a second connecting rope (4).

7. A coal sample preparation auxiliary system according to claim 5, characterized in that: The outer frame (61) is sleeved on the outer wall of the lower hopper (51), and a mounting block (62) for connecting to the second connecting rope (4) is fixedly connected to the outer wall of the outer frame (61). The bottom end of the outer frame (61) is provided with a moving wheel (63) for moving the outer frame (61).

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