Adjusting type coal smashing and automatic pushing-out device
By designing a cooling pipe system in the coal crushing device, the problem that the heat energy generated by the friction between the equipment and coal cannot be eliminated is solved, the spontaneous combustion of coal is avoided, and work safety and efficiency are improved.
Patent Information
- Application Number
- CN202420824308.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-19
- Publication Date
- 2025-01-21
- Estimated Expiration
- 2034-04-19
AI Technical Summary
The existing coal crushing device cannot effectively eliminate the heat energy generated when the equipment rubs against the coal, resulting in heat accumulation, and coal may burn, affecting the progress of work and pose safety hazards.
An adjustable coal crushing automatic push-out device is designed, including a grinding box, an inner tank, a cooling tube, a rotating shaft, a crushing tooth and a driving motor. The cooling pipe is connected to the water tank through a circulation pump, and cooling water is extracted to take away the heat inside the abrasive box to avoid spontaneous combustion of coal.
The cooling pipe system effectively takes away the heat inside the grinding box to avoid spontaneous combustion caused by excessive temperature during the coal crushing process, improves work safety and efficiency, and reduces the impact of dust on the environment.
Smart Images
Figure CN222369204U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of coal processing, in particular to an adjustable coal crushing and automatic pushing device. Background Art
[0002] After coal is mined, it is too large to be burned directly. It is usually broken up manually or using semi-automatic devices. This has a low degree of automation, is time-consuming and labor-intensive, and is inconvenient to operate.
[0003] The existing crushing device cannot remove the heat energy generated by the friction between the equipment and the coal. The heat accumulation can easily cause the coal to burn, affecting the progress of the use work and posing a major safety hazard.
[0004] Therefore, it is necessary to propose an adjustable coal crushing automatic pushing device to solve the above problems. Utility Model Content
[0005] The utility model aims to provide an adjustable coal crushing and automatic ejecting device to solve the problem that the existing crushing device cannot remove the heat energy generated by the friction between the equipment and the coal, and the heat accumulation can easily cause the coal to burn, affecting the progress of the use work and posing a large safety hazard.
[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an adjustable coal crushing automatic ejection device, comprising an abrasive box, an inner liner is arranged inside the abrasive box, a cooling pipe is arranged on the outer spiral sleeve of the inner liner, and the two ends of the cooling pipe respectively extend out of the abrasive box on the side away from each other, and the two sides inside the abrasive box are rotatably connected with two rotating shafts, the two rotating shafts are parallel and corresponding, and crushing teeth are fixed on the outer sides of the two rotating shafts, and the two crushing teeth are meshingly distributed.
[0007] Preferably, a water tank is fixed on one side of the abrasive box, the two protruding ends of the cooling pipe are respectively connected to a circulation pump and a discharge pipe, a water inlet pipe is connected between the circulation pump and the water tank, and one end of the discharge pipe is connected to the water tank.
[0008] Preferably, the top of the abrasive box is connected to a feed port, top plates are fixed on both sides of the top of the feed port, a pump body and a filter bag are fixed on the top of the top plate, the air intake of the pump body is connected to the inside of the feed port, and an air pipe is connected between the pump body and the filter bag.
[0009] Preferably, the ends of the two rotating shafts that are away from each other extend out of the abrasive box respectively, and the two extensions are respectively connected to drive motors, and the two drive motors are fixedly connected to the outside of the abrasive box.
[0010] Preferably, the feed port is configured to be funnel-shaped, and the top area of the funnel structure is larger than the bottom area, and the feed port is used to input coal.
[0011] Preferably, a discharge port is provided at the bottom end of the abrasive box.
[0012] Preferably, the two crushing teeth are respectively distributed along the length of the corresponding rotating shaft.
[0013] Technical effects and advantages of the utility model:
[0014] 1. In the actual operation of the utility model, the circulating pump draws cooling water from the water tank. During the circulation process, the cooling water can take away the heat inside the abrasive box and cool the coal to avoid the friction between the coal and the crushing teeth during the coal crushing process, which may cause the temperature to be too high and cause spontaneous combustion.
[0015] 2. The pump body can extract the air inside the abrasive box, which can make the air in the abrasive box circulate quickly, improve the cooling effect of cooling water, and reduce heat accumulation. At the same time, the pump body absorbs the air and can also absorb the dust generated during crushing, and finally discharge it into the filter bag to complete the dust collection and avoid the impact of dust on the environment. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 This is a structural schematic diagram from one perspective of the adjustable coal crushing and automatic pushing device of the utility model.
[0017] Figure 2 This is a schematic structural diagram from another perspective of the adjustable coal crushing and automatic ejecting device of the utility model.
[0018] Figure 3 It is a schematic diagram of the structure of the cooling pipe of the utility model.
[0019] In the figure: 1. feed port; 2. top plate; 3. filter bag; 4. pump body; 5. drive motor; 6. rotating shaft; 7. circulation pump; 8. water inlet pipe; 9. water tank; 10. discharge pipe; 11. liner; 12. crushing teeth; 13. cooling pipe; 14. abrasive box. DETAILED DESCRIPTION
[0020] The following will be combined with the drawings in the embodiments of the utility model to clarify the technical solutions in the embodiments of the utility model; it is completely described. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. 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.
[0021] The utility model provides Figure 1- Figure 3 An adjustable coal crushing automatic ejection device is shown, including an abrasive box 14, two rotating shafts 6 are rotatably connected to the two sides of the inside of the abrasive box 14, the two rotating shafts 6 are parallel and corresponding, and the outer sides of the two rotating shafts 6 are fixed with crushing teeth 12, the two crushing teeth 12 are meshingly distributed, the ends of the two rotating shafts 6 away from each other extend out of the abrasive box 14 respectively, and the two extensions are respectively connected to drive motors 5, the two drive motors 5 are fixedly connected to the outer side of the abrasive box 14, and the two crushing teeth 12 are distributed along the corresponding length of the rotating shaft 6.
[0022] The top of the abrasive box 14 is connected to a feeding port 1 , and the bottom of the abrasive box 14 is provided with a discharge port. Coal can be input from the top of the feeding port 1 , and the ground coal can be discharged from the discharge port.
[0023] In the actual operation of the utility model, the two driving motors 5 respectively drive the corresponding rotating shafts 6 to rotate relative to each other. When the two rotating shafts 6 rotate relative to each other, the corresponding crushing teeth 12 can rotate relative to each other, thereby crushing the falling coal.
[0024] The speed of crushing materials by the crushing teeth 12 is adjusted by controlling the rotation speed of the two driving motors 5. The slower the speed, the coarser the crushed coal.
[0025] An inner liner 11 is provided inside the abrasive box 14, and a cooling pipe 13 is spirally sleeved on the outer side of the inner liner 11. Both ends of the cooling pipe 13 extend out of the abrasive box 14 on the side away from each other. A water tank 9 is fixed to one side of the abrasive box 14. The two extended ends of the cooling pipe 13 are respectively connected to a circulating pump 7 and a discharge pipe 10. A water inlet pipe 8 is connected between the circulating pump 7 and the water tank 9, and one end of the discharge pipe 10 is connected to the water tank 9.
[0026] In the actual operation of the utility model, the circulating pump 7 draws cooling water from the water tank 9. During the circulation process, the cooling water can take away the heat inside the abrasive box 14, cool the coal, and avoid the friction between the coal and the crushing teeth 12 during the coal crushing process to generate heat, resulting in excessive temperature and spontaneous combustion.
[0027] Top plates 2 are fixed on both sides of the top of the feed port 1, a pump body 4 and a filter bag 3 are fixed on the top of the top plate 2, an air intake of the pump body 4 is connected to the inside of the feed port 1, and an air pipe is connected between the pump body 4 and the filter bag 3.
[0028] Furthermore, the pump body 4 can draw air from the inside of the abrasive box 14, which can make the air in the abrasive box 14 circulate quickly, improve the cooling effect of the cooling water, and reduce heat accumulation. At the same time, the pump body 4 can absorb the dust generated during crushing while absorbing the air, and finally discharge it into the inside of the filter bag 3, thereby completing the dust collection and avoiding the impact of dust on the environment.
[0029] The feeding port 1 is arranged in a funnel shape, and the top area of the funnel structure is larger than the bottom area, so as to facilitate the input of coal.
Claims
1. An adjustable coal crushing and automatic ejection device, comprising an abrasive box (14), characterized in that: The abrasive box (14) is provided with an inner liner (11) inside, and a cooling pipe (13) is spirally sleeved on the outside of the inner liner (11), and two ends of the cooling pipe (13) respectively extend out of the outside of the abrasive box (14) and away from each other. Two rotating shafts (6) are rotatably connected to the two sides inside the abrasive box (14), and the two rotating shafts (6) are parallel to each other, and the outer sides of the two rotating shafts (6) are fixed with material chipping teeth (12), and the two material chipping teeth (12) are meshingly distributed.
2. The adjustable coal crushing and automatic ejecting device according to claim 1 is characterized in that: A water tank (9) is fixed to one side of the abrasive box (14); two protruding ends of the cooling pipe (13) are respectively connected to a circulation pump (7) and a discharge pipe (10); a water inlet pipe (8) is connected between the circulation pump (7) and the water tank (9); and one end of the discharge pipe (10) is connected to the water tank (9).
3. The adjustable coal crushing and automatic ejecting device according to claim 1 is characterized in that: The top of the abrasive box (14) is connected to a feed port (1), top plates (2) are fixed on both sides of the top of the feed port (1), a pump body (4) and a filter bag (3) are fixed to the top of the top plate (2), an air intake port of the pump body (4) is connected to the inside of the feed port (1), and an air pipe is connected between the pump body (4) and the filter bag (3).
4. The adjustable coal crushing and automatic ejecting device according to claim 1 is characterized in that: The ends of the two rotating shafts (6) that are away from each other extend out of the abrasive box (14), and the two extensions are respectively connected to drive motors (5), and the two drive motors (5) are both fixedly connected to the outside of the abrasive box (14).
5. The adjustable coal crushing and automatic ejecting device according to claim 3 is characterized by: The feed port (1) is configured to be funnel-shaped, and the area of the top end of the funnel structure is larger than the area of the bottom end. The feed port (1) is used to input coal.
6. The adjustable coal crushing and automatic ejecting device according to claim 1 is characterized by: The bottom end of the abrasive box (14) is provided with a discharge port.
7. The adjustable coal crushing and automatic ejecting device according to claim 1 is characterized by: The two crushing teeth (12) are respectively distributed along the length of the corresponding rotating shaft (6).