Coal leaking hopper for coal mine transportation

Abstract

The utility model discloses a coal leaking bucket for coal mine transportation, which relates to the technical field of coal leaking buckets and comprises a coal leaking bucket body, a blanking pipe is arranged at the bottom of the coal leaking bucket body, two guide plates are arranged in the coal leaking bucket body, two crushing rollers are rotatably arranged in the coal leaking bucket body, and the two crushing rollers are arranged on the coal leaking bucket body. A stirring mechanism used for stirring and loosening coal briquettes is arranged on the coal leaking hopper body and arranged on the surface of the discharging pipe, driving mechanisms used for synchronously driving operation are arranged on the stirring mechanism and the two crushing rollers, and the driving mechanisms are arranged on the surface of the coal leaking hopper body. An adjusting mechanism used for adjusting the discharging flow area is arranged on the discharging pipe, a buffer plate is arranged in the discharging pipe, and therefore the discharging flow area can be conveniently adjusted, the discharging speed of the discharging pipe can be conveniently controlled, large-size coal briquettes can be crushed and poked to be loose, and the situation that discharging is blocked, and the discharging efficiency is affected is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of coal hoppers, in particular to a coal hopper for coal mine transportation. Background Art

[0002] A coal hopper for coal mine transportation is a nearly conical structure with a radius gradually decreasing from top to bottom. The bottom is generally circular or quadrilateral. It is widely used in industrial fields such as coal mines and power plants, and is mainly used for collecting and transporting coal or coal blocks. Chinese patent publication number CN 218878228 U discloses a coal hopper, which includes a fixed box, a crushing mechanism and a fixing mechanism provided on the fixed box, and the crushing mechanism includes a guide plate, which is provided on the left and right sides of the fixed box. A motor is installed in the middle of the back side of the fixed box, and the motor is connected to a crushing roller through a rotating shaft. Cover plates are provided on both the left and right ends of the upper end of the fixed box.

[0003] In the above technical solution, a coal hopper can crush large coal blocks to reduce the volume and facilitate feeding when in use. However, there are still incompletely crushed coal blocks that are blocked above the feeding port, affecting the feeding efficiency. It is also inconvenient to adjust the flow area in the feeding pipe and control the feeding speed, which may result in uneven distribution and local accumulation.

[0004] A coal hopper for coal mine transportation is proposed for this reason. Utility Model Content

[0005] The purpose of the present invention is to solve the problems raised in the above background technology, and to provide a coal hopper for coal mine transportation.

[0006] In order to achieve the above-mentioned purpose, the present invention specifically adopts the following technical solutions:

[0007] A coal hopper for coal mine transportation includes a coal hopper body, a discharge pipe is provided at the bottom of the coal hopper body, two guide plates are provided inside the coal hopper body, two crushing rollers are rotatably provided inside the coal hopper body, a toggling mechanism for loosening coal blocks is provided on the coal hopper body, and the toggling mechanism is provided on the surface of the discharge pipe, a driving mechanism for synchronous driving operation is provided on the toggling mechanism and the two crushing rollers, and the driving mechanism is provided on the surface of the coal hopper body, an adjusting mechanism for adjusting the discharge flow area is provided on the discharge pipe, and a buffer plate is provided inside the discharge pipe.

[0008] Furthermore, the toggle mechanism includes two connecting plates, which are symmetrically mounted on the surface of the coal hopper body and the discharge pipe. Toggle rods are rotatably mounted on the two connecting plates, and the toggle rods are rotatably mounted on the coal hopper body.

[0009] Furthermore, the driving mechanism includes two gear ones, the right ends of the two crushing rollers extend outside the coal hopper body, and gear one is installed on the extended end of the crushing roller, the two gears one are meshed with each other, a cylinder is installed on the surface of one of the gears one, and gear two is installed on the surface of the cylinder, gear three is installed on the right side of the toggle rod, a toothed belt is installed on the outer wall of gear two and gear three, and a U-shaped plate is installed on the right side of the coal hopper body.

[0010] Furthermore, a motor is mounted on the surface of the U-shaped plate, and the motor is mounted on the surface of another gear one.

[0011] Furthermore, the adjustment mechanism includes two limit columns, which are symmetrically rotatably installed inside the discharge pipe. Adjustment plates are installed on the outer walls of the two limit columns. The front ends of the two limit columns extend outside the discharge pipe. Gears four are installed on the surfaces of the limit columns at the two extended ends. An electric push rod is installed on the surface of the discharge pipe. A lifting plate is installed on the top of the electric push rod. Two gear rods are installed on the top of the lifting plate, and the gear rods are meshed with gear four.

[0012] Furthermore, the number of the buffer plates is set to two, which are staggered and distributed inside the discharge pipe.

[0013] The beneficial effects of the utility model are as follows:

[0014] The utility model is configured with crushing rollers, a toggle lever and a motor, etc., and the motor is started to drive the gear 1 connected thereto to rotate, and the gear 1 engaged therewith to rotate accordingly, the two crushing rollers rotate in opposite directions, and the cylinder and gear 2 rotate accordingly, and under the action of the toothed belt, the gear 3 rotates synchronously therewith, and the toggle lever rotates accordingly, and the two crushing rollers will crush the large-volume coal blocks to reduce the volume, and the crushed coal blocks will fall downward, and then the toggle lever will toggle the coal blocks to loosen them, avoiding blockage and accumulation at the opening of the discharge pipe, thereby achieving the crushing and loosening of the large-volume coal blocks, avoiding blockage in the discharge and affecting the discharge efficiency.

[0015] The utility model starts the electric push rod through the arrangement of the electric push rod, the gear four and the gear rod, drives the lifting plate and the two gear rods to move downward, drives the two gear fours to rotate in opposite directions, and the two limit columns and the two adjustment plates rotate accordingly. The flipping angle of the two adjustment plates controls the flow area of the blanking, thereby facilitating the adjustment of the flow area of the blanking and controlling the blanking speed. The operation is simple and the practicability is strong. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the three-dimensional structure of the utility model;

[0017] Figure 2 is a schematic cross-sectional structure view of the present utility model;

[0018] Figure 3 is a schematic structure view of the toggle rod of the present utility model;

[0019] Figure 4 is a schematic structure view of the adjusting mechanism of the present utility model.

[0020] Reference numerals: 1, main body of coal leakage hopper; 2, blanking pipe; 3, guide plate; 4, crushing roller; 5, toggling mechanism; 501, connecting plate; 502, toggle rod; 6, driving mechanism; 601, first gear; 602, cylinder; 603, second gear; 604, third gear; 605, toothed belt; 606, U-shaped plate; 607, motor; 7, adjusting mechanism; 701, limit post; 702, adjusting plate; 703, fourth gear; 704, electric push rod; 705, lifting plate; 706, toothed rod; 8, buffer plate. Detailed implementation manners

[0021] To make the objectives, technical solutions and advantages of the embodiments of the present utility model clearer, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Apparently, the described embodiments are some but not all of the embodiments of the present utility model. Generally, the components of the embodiments of the present utility model described and illustrated in the accompanying drawings here can be arranged and designed in various different configurations.

[0022] Therefore, the detailed description of the embodiments of the present utility model provided in the accompanying drawings below is not intended to limit the scope of the present utility model claimed, but merely represents selected embodiments of the present utility model. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts fall within the scope of protection of the present utility model.

[0023] It should be noted that: similar reference numerals and letters denote similar items in the following drawings. Therefore, once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings. In addition, the terms "first", "second", etc. are only used for descriptive distinction and cannot be understood as indicating or implying relative importance.

[0024] All the electrical components appearing in this text are connected to an external main controller and 220V mains, and the main controller can be a conventional known device such as a computer for control.

[0025] In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "upper", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, or are the orientations or positional relationships in which the product of the present invention is usually placed when in use. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, they cannot be understood as a limitation on the present invention.

[0026] like Figures 1 - 3 As shown, a coal hopper for coal mine transportation includes a coal hopper body 1, a discharge pipe 2 is provided at the bottom of the coal hopper body 1, two guide plates 3 are provided inside the coal hopper body 1, two crushing rollers 4 are rotatably provided inside the coal hopper body 1, a toggle mechanism 5 for loosening the coal blocks is provided on the coal hopper body 1, and the toggle mechanism 5 is provided on the surface of the discharge pipe 2, a driving mechanism 6 for synchronous driving operation is provided on the toggle mechanism 5 and the two crushing rollers 4, and the driving mechanism 6 is provided on the surface of the coal hopper body 1, an adjusting mechanism 7 for adjusting the discharge flow area is provided on the discharge pipe 2, and a buffer plate 8 is provided inside the discharge pipe 2. In this embodiment, when in use, the material can be adjusted according to the required discharge speed by adjusting the mechanism. The structure 7 is used to adjust its flow area, and then the coal blocks are placed in the hopper body 1, and the two crushing rollers 4 and the toggle mechanism 5 are driven to move by the driving mechanism 6. The large-volume coal blocks are guided by the two guide plates 3 to fall on the two crushing rollers 4. The two crushing rollers 4 will crush the large-volume coal blocks and reduce their volume. The crushed coal blocks will fall downward and then be loosened by the toggle mechanism 5 to avoid being stuck at the upper mouth of the discharge pipe 2. The coal blocks will fall on the adjusting mechanism 7 and fall downward, and the buffer plate 8 can slow down the falling impact force of the coal blocks, thereby facilitating the adjustment of the discharge flow area and controlling the discharge speed. The large-volume coal blocks can also be crushed and loosened to avoid blockage in the discharge and affect the discharge efficiency.

[0027] like Figures 1 - 3 As shown, the toggle mechanism 5 includes two connecting plates 501, which are symmetrically mounted on the surface of the coal hopper body 1 and the discharge pipe 2. A toggle rod 502 is rotatably mounted on the two connecting plates 501, and the toggle rod 502 is rotatably mounted on the coal hopper body 1. In this embodiment, when the toggle rod 502 is rotated, the coal blocks can be toggled loose to avoid blockage and accumulation at the opening of the discharge pipe 2.

[0028] like Figures 1 - 3As shown, the driving mechanism 6 includes two first gears 601. The right ends of the two crushing rollers 4 both extend outside the coal leakage hopper body 1, and the first gears 601 are installed on the extended ends of the crushing rollers 4. The two first gears 601 are meshed with each other. A cylinder 602 is installed on the surface of one of the first gears 601, and a second gear 603 is installed on the surface of the cylinder 602. A third gear 604 is installed on the right side of the toggle rod 502. A toothed belt 605 is installed on the outer walls of the second gear 603 and the third gear 604 in a meshed manner. A U-shaped plate 606 is installed on the right side of the coal leakage hopper body 1. In this embodiment, when one of the first gears 601 rotates, it drives the meshed first gear 601 to rotate accordingly, and the two crushing rollers 4 rotate in opposite directions. The cylinder 602 and the second gear 603 rotate accordingly. Under the action of the toothed belt 605, the third gear 604 rotates synchronously therewith, and the toggle rod 502 rotates accordingly, thereby providing a medium for the synchronous rotation of the two crushing rollers 4 and the toggle rod 502.

[0029] As Figures 2 - 3 shown, a motor 607 is installed on the surface of the U-shaped plate 606, and the motor 607 is installed on the surface of the other first gear 601. In this embodiment, the U-shaped plate 606 stably supports the motor 607, and when the motor 607 is started, it drives the first gear 601 connected thereto to rotate.

[0030] As Figures 1 - 2 、 Figure 4 shown, the adjusting mechanism 7 includes two limit posts 701. The two limit posts 701 are symmetrically and rotatably installed inside the feeding pipe 2. Adjusting plates 702 are installed on the outer walls of the two limit posts 701. The front ends of the two limit posts 701 both extend outside the feeding pipe 2. Fourth gears 703 are installed on the surfaces of the two extended limit posts 701. An electric push rod 704 is installed on the surface of the feeding pipe 2. A lifting plate 705 is installed on the top of the electric push rod 704. Two toothed rods 706 are installed on the top of the lifting plate 705, and the toothed rods 706 are meshed with the fourth gears 703. In this embodiment, by starting the electric push rod 704, it drives the lifting plate 705 and the two toothed rods 706 to move downward, driving the two fourth gears 703 to rotate in opposite directions, and the two limit posts 701 and the two adjusting plates 702 rotate accordingly. With the cooperation between the two adjusting plates 702, the flow area of the coal block feeding can be adjusted to control the feeding speed.

[0031] As Figure 2

[0032] ​In summary, when in use, the flow area can be adjusted by the adjusting mechanism 7 according to the required discharge speed, and then the coal blocks are placed in the coal hopper body 1, and the two crushing rollers 4 and the toggle mechanism 5 are driven to move by the driving mechanism 6. The large-volume coal blocks are guided by the two guide plates 3 to fall on the two crushing rollers 4, and the two crushing rollers 4 will crush the large-volume coal blocks to reduce the volume. The crushed coal blocks will fall downward and then be toggled loose by the toggle mechanism 5 to avoid being stuck at the upper opening of the discharge pipe 2. The coal blocks will fall on the adjusting mechanism 7 and fall downward, and the buffer plate 8 can slow down the falling impact force of the coal blocks, thereby facilitating the adjustment of the discharge flow area and controlling the discharge speed. The large-volume coal blocks can be crushed and toggled loose to avoid blockage in the discharge and affect the discharge efficiency. When the toggle rod 502 is rotated, the coal blocks can be toggled loose to avoid blockage and accumulation at the upper opening of the discharge pipe 2. When one of the gears 1 601 rotates, it drives the meshing gear 1 601 to rotate accordingly, and the two crushing rollers 4 rotate in the opposite direction, while the cylinder 602 and the gear 2 603 rotate accordingly. Under the action of the toothed belt 605, the gear 3 604 rotates synchronously with it, and the toggle rod 502 rotates accordingly, thereby providing a medium for the synchronous rotation of the two crushing rollers 4 and the toggle rod 502. The motor 607 is stably supported by the U-shaped plate 606. The motor 607 is started to drive the connected gear 1 601 to rotate. By starting the electric push rod 704, the lifting plate 705 and the two gear rods 706 move downward, driving the two gears 4 703 to rotate in the opposite direction, and the two limit columns 701 and the two adjustment plates 702 rotate accordingly. With the cooperation between the two adjustment plates 702, the flow area of the coal block discharge can be adjusted and the discharge speed can be controlled. Through the setting of the two buffer plates 8, the impact force of the falling coal blocks can be buffered in two stages.

[0033] The above shows and describes the basic principles, main features, and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions merely illustrate the principles of the present invention. Various changes and improvements are possible without departing from the spirit and scope of the present invention. Such changes and improvements are intended to fall within the scope of the present invention. The scope of protection claimed for the present invention is defined by the appended claims and their equivalents.

Claims

1. A coal leakage hopper for coal mine transportation, comprising a coal leakage hopper body (1), characterized in that, A discharge pipe (2) is provided at the bottom of the coal hopper body (1), two guide plates (3) are provided inside the coal hopper body (1), two crushing rollers (4) are rotatably provided inside the coal hopper body (1), a toggling mechanism (5) for loosening the coal blocks is provided on the coal hopper body (1), and the toggling mechanism (5) is provided on the surface of the discharge pipe (2), a driving mechanism (6) for synchronous driving operation is provided on the toggling mechanism (5) and the two crushing rollers (4), and the driving mechanism (6) is provided on the surface of the coal hopper body (1), an adjusting mechanism (7) for adjusting the discharge flow area is provided on the discharge pipe (2), and a buffer plate (8) is provided inside the discharge pipe (2).

2. The coal leakage hopper for coal mine transportation according to claim 1, characterized in that, The toggle mechanism (5) comprises two connecting plates (501), which are symmetrically mounted on the surface of the coal hopper body (1) and the discharge pipe (2). A toggle rod (502) is rotatably mounted on the two connecting plates (501), and the toggle rod (502) is rotatably mounted on the coal hopper body (1).

3. The coal leakage hopper for coal mine transportation according to claim 2, wherein The driving mechanism (6) includes two gears (601), the right ends of the two crushing rollers (4) extend outside the funnel body (1), and the gear (601) is installed on the extended end of the crushing roller (4). The two gears (601) are meshed with each other, a cylinder (602) is installed on the surface of one of the gears (601), and a gear (603) is installed on the surface of the cylinder (602). A gear (604) is installed on the right side of the toggle rod (502), and a toothed belt (605) is installed on the outer wall of the gear (603) and the gear (604). A U-shaped plate (606) is installed on the right side of the funnel body (1).

4. The coal leakage hopper for coal mine transportation according to claim 3, characterized in that, A motor (607) is mounted on the surface of the U-shaped plate (606), and the motor (607) is mounted on the surface of another gear one (601).

5. A coal leakage hopper for coal mine transportation according to claim 1, characterized in that, The adjustment mechanism (7) includes two limiting columns (701), which are symmetrically rotated and installed inside the discharge tube (2). An adjustment plate (702) is installed on the outer wall of the two limiting columns (701). The front ends of the two limiting columns (701) extend outside the discharge tube (2). Gear four (703) is installed on the surface of the limiting columns (701) at the two extended ends. An electric push rod (704) is installed on the surface of the discharge tube (2). A lifting plate (705) is installed on the top of the electric push rod (704). Two gear rods (706) are installed on the top of the lifting plate (705), and the gear rods (706) are meshed with gear four (703).

6. The coal leakage hopper for coal mine transportation according to claim 1, characterized in that, The number of the buffer plates (8) is set to two, and they are staggeredly distributed inside the discharge pipe (2).

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