Coal crusher capable of improving combustion efficiency

Abstract

The utility model relates to the technical field of coal crushers, in particular to a coal crusher capable of improving combustion efficiency, which is convenient for preliminarily screening coal, improving crushing efficiency, and further convenient for repeatedly screening the coal and improving coal crushing quality. Comprising a crushing mechanism; the device further comprises a storage mechanism, a first screening mechanism, an adjusting mechanism, a driving mechanism and a screening mechanism, the first screening mechanism is installed on the storage mechanism, the adjusting mechanism is installed at the bottom end of the first screening mechanism, the crushing mechanism is installed at the top end of the storage mechanism, the driving mechanism is installed on the crushing mechanism, and the screening mechanism is installed in the crushing mechanism; coal briquettes can be conveniently stored through the storage mechanism, the first screening mechanism can conveniently conduct preliminary screening on the coal briquettes, the adjusting mechanism can conveniently adjust the first screening mechanism, the driving mechanism drives the smashing mechanism to smash the coal, and the screening mechanism conducts secondary screening on the smashed coal.

Description

Technical Field

[0001] The utility model relates to the technical field of coal breakers, in particular to a coal breakers capable of improving combustion efficiency. Background Art

[0002] Coal, referred to as coal, is the remains of ancient plants buried under the strata. It is a carbonized fossil mineral produced under the pressure and temperature conditions of the earth's crust that isolates the air. It is mainly mined by humans as fuel. In industry, the maximum particle size of power coal is generally required to be 50mm. Some coal-using industries can expand the upper limit to 80-100mm. The mined coal cannot be used directly, so the coal needs to be crushed.

[0003] Existing coal crushers, such as the prior art with application number CN202320954445.8, include a crushing box, a storage box, a water injection port, a rear chassis, a motor, a water pump, a water pipe, an atomizing nozzle, an electric telescopic rod, a feed baffle, a feed port and a guide plate, etc. By arranging the feed port at an angle on the upper end of one side, the feed can be buffered. By arranging a storage box on the upper surface of the crushing box, a storage chamber is opened inside the storage box, and a telescopic tube is fixedly arranged inside the storage chamber. The telescopic tube is fixedly connected to the feed baffle. When the machine is operating, the movement of the feed baffle can be controlled by controlling the electric telescopic rod to avoid clogging of the machine due to excessive feeding at the same time, which affects the normal use of the machine.

[0004] However, the existing technology has low efficiency in crushing coal blocks, and is not convenient for preliminary screening of coal blocks and for adjusting the size of the screening, which reduces its practicality. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a coal crusher which is convenient for preliminary screening of coal and improves the efficiency of crushing, and is convenient for multiple screening of coal and improves the quality of coal crushing to improve combustion efficiency.

[0006] The utility model discloses a coal crusher for improving combustion efficiency, comprising a crushing mechanism; further comprising a storage mechanism, a first screening mechanism, an adjusting mechanism, a driving mechanism and a screening mechanism, wherein the first screening mechanism is installed on the storage mechanism, the adjusting mechanism is installed at the bottom end of the first screening mechanism, the crushing mechanism is installed at the top end of the storage mechanism, the driving mechanism is installed on the crushing mechanism, and the screening mechanism is installed in the crushing mechanism, the storage mechanism is convenient for storing coal blocks, the first screening mechanism is convenient for preliminary screening of coal blocks, the adjusting mechanism is convenient for adjusting the first screening mechanism, the driving mechanism drives the crushing mechanism to crush the coal, and the screening mechanism screens the crushed coal again; the storage mechanism is convenient for storing coal blocks, the first screening mechanism is convenient for preliminary screening of coal blocks, the adjusting mechanism is convenient for adjusting the first screening mechanism, so that the first screening mechanism can adjust the screening size, thereby improving practicality, the driving mechanism drives the crushing mechanism to crush the coal, and the screening mechanism screens the crushed coal again, thereby improving practicality.

[0007] Preferably, the storage mechanism includes a base plate, a bracket, and a storage box. The storage box is installed on the top of the base plate through the bracket, and a discharge port is provided on the storage box. First, coal is added into the storage box, and the coal is stored through the storage box.

[0008] Preferably, the first screening mechanism includes a screening frame, a plurality of sliders, a plurality of screening rods and two guide plates. The screening frame is installed at the bottom end of the storage box. A screening slot is provided on the screening frame. A plurality of screening rods are slidably installed in the screening slots of the screening frame through two sliders respectively. The guide plate is installed on the top of the screening frame, and a collecting box is provided on the bottom plate. The coal in the storage box enters the screening rods through the discharge port of the storage box, and coal blocks of qualified size fall into the collecting box through the gaps between the screening rods, and coal blocks of unqualified size slide into the crushing mechanism through the guidance of the guide plate for crushing.

[0009] Preferably, the adjustment mechanism includes a sliding frame, an adjustment plate, an adjustment groove, a sliding rod and a threaded rod. The sliding frame is installed at the bottom end of the screening frame, the adjustment plate is slidably installed in the sliding frame, the sliding frame is provided with an adjustment groove, the sliding rod is installed at the bottom end of the slider, the sliding rod is slidably installed in the adjustment groove, the threaded rod is installed on the side wall of the sliding frame through a threaded relationship, and the threaded rod is connected to the adjustment plate; when the size of the coal screening is to be adjusted, the threaded rod is rotated, and the adjustment plate is driven to slide in the sliding frame due to the threaded relationship, thereby driving the sliding rod to slide in the adjustment groove, thereby driving the slider to slide in the screening frame, thereby adjusting the spacing between the screening rods, thereby adjusting the size of the coal screening.

[0010] Preferably, the crushing mechanism includes a crushing barrel and two crushing rollers, the crushing barrel is installed on the top of the bottom plate, and the two crushing rollers are rotatably installed on the inner wall of the crushing barrel through a rotating shaft; when unqualified coal blocks enter the crushing barrel and fall onto the crushing rollers, the two crushing rollers are driven to rotate relative to each other by opening the driving mechanism, and then the coal blocks are crushed by the crushing rollers.

[0011] Preferably, the driving mechanism includes a first gear, a second gear and a driving motor, the first gear and the second gear are respectively mounted on the rotating shafts of two crushing rollers, the first gear is meshed with the second gear, the driving motor is mounted on the outer wall of the crushing barrel through a motor frame, and the output end of the driving motor is connected to the second gear; when unqualified coal blocks enter the crushing barrel and fall onto the crushing rollers, the driving motor is turned on to drive the second gear to rotate, and then the two crushing rollers are driven to rotate relative to each other through the meshing relationship, and then the coal blocks are crushed by the crushing rollers.

[0012] Preferably, the screening mechanism includes a screen plate, two turntables, an eccentric shaft, a connecting rod, a screening mechanism and a guide plate, the screen plate is rotatably mounted on the inner wall of the crushing barrel, the two turntables are symmetrically rotatably mounted on the inner wall of the crushing barrel, the eccentric shaft is eccentrically mounted on the two turntables, one end of the connecting rod is rotatably mounted on the bottom end of the screen plate, the other end of the connecting rod is rotatably mounted on the eccentric shaft, the screening mechanism is mounted on the side wall of the crushing barrel, the output end of the screening mechanism is connected to the turntable, the guide plate is obliquely mounted on the inner wall of the crushing barrel, and two discharge ports are provided on the crushing barrel; after the coal crushed by the crushing roller falls onto the screen plate, the turntable is driven to rotate by opening the screening mechanism, and the eccentric shaft is driven to rotate eccentrically, so that the screen plate is driven to vibrate through the connecting rod to screen the coal, qualified coal falls onto the guide plate, and is guided by the guide plate to fall into the collection box, and unqualified coal is discharged through the discharge port, thereby improving the quality of coal crushing.

[0013] Compared with the prior art, the utility model has the following beneficial effects: the storage mechanism facilitates the storage of coal blocks, the first screening mechanism facilitates the preliminary screening of coal blocks, the adjustment mechanism facilitates the adjustment of the first screening mechanism, so that the first screening mechanism can adjust the size of the screening, thereby improving practicality; the driving mechanism drives the crushing mechanism to crush the coal, and the screening mechanism screens the crushed coal again, thereby improving practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a first axonometric structural schematic diagram of the utility model;

[0015] Figure 2 It is a second axonometric structural schematic diagram of the utility model;

[0016] Figure 3 It is a third axonometric structural schematic diagram of the utility model;

[0017] Figure 4 It is a fourth axonometric structural schematic diagram of the utility model;

[0018] Figure 5 It is a schematic diagram of the cross-sectional structure of the utility model when viewed from above;

[0019] Figure 6 It is a front cross-sectional structural schematic diagram of the utility model;

[0020] Figure 7 It is a side cross-sectional structural schematic diagram of the utility model;

[0021] Markings in the accompanying drawings: 01, storage mechanism; 11, bottom plate; 12, bracket; 13, storage box; 02, first screening mechanism; 21, screening frame; 22, slider; 23, screening rod; 24, guide plate; 03, adjustment mechanism; 31, sliding frame; 32, adjustment plate; 33, adjustment slot; 34, sliding rod; 35, threaded rod; 04, crushing mechanism; 41, crushing barrel; 42, crushing roller; 05, driving mechanism; 51, first gear; 52, second gear; 53, driving motor; 06, screening mechanism; 61, sieve plate; 62, turntable; 63, eccentric shaft; 64, connecting rod; 65, screening mechanism; 66, guide plate. DETAILED DESCRIPTION

[0022] In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively below with reference to the relevant drawings. The utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0023] Example 1

[0024] like Figure 2 , Figure 4 and Figure 5 As shown, it includes a crushing mechanism 04, a material storage mechanism 01, a first screening mechanism 02, an adjusting mechanism 03, a driving mechanism 05 and a screening mechanism 06, wherein the first screening mechanism 02 is installed on the material storage mechanism 01, the adjusting mechanism 03 is installed on the bottom end of the first screening mechanism 02, the crushing mechanism 04 is installed on the top end of the material storage mechanism 01, the driving mechanism 05 is installed on the crushing mechanism 04, and the screening mechanism 06 is installed in the crushing mechanism 04;

[0025] The storage mechanism 01 is used to store coal blocks, the first screening mechanism 02 is used to preliminarily screen the coal blocks, the adjustment mechanism 03 is used to adjust the first screening mechanism 02, the driving mechanism 05 drives the crushing mechanism 04 to crush the coal, and the screening mechanism 06 screens the crushed coal again;

[0026] The material storage mechanism 01 includes a bottom plate 11, a bracket 12, and a material storage box 13. The material storage box 13 is installed on the top of the bottom plate 11 through the bracket 12, and a material discharge port is provided on the material storage box 13;

[0027] The first screening mechanism 02 includes a screening frame 21, a plurality of sliders 22, a plurality of screening rods 23 and two guide plates 24. The screening frame 21 is installed at the bottom end of the storage box 13. A screening slot is provided on the screening frame 21. The plurality of screening rods 23 are slidably installed in the screening slots of the screening frame 21 through the two sliders 22 respectively. The guide plate 24 is installed at the top end of the screening frame 21. A collecting box is provided on the bottom plate 11.

[0028] The adjusting mechanism 03 includes a sliding frame 31, an adjusting plate 32, an adjusting slot 33, a sliding rod 34 and a threaded rod 35. The sliding frame 31 is installed at the bottom end of the screening frame 21, the adjusting plate 32 is slidably installed in the sliding frame 31, the sliding frame 31 is provided with an adjusting slot 33, the sliding rod 34 is installed at the bottom end of the slider 22, the sliding rod 34 is slidably installed in the adjusting slot 33, the threaded rod 35 is installed on the side wall of the sliding frame 31 through a threaded relationship, and the threaded rod 35 is connected to the adjusting plate 32;

[0029] First, coal is added into the storage box 13, and the coal is stored through the storage box 13. The coal in the storage box 13 enters the screening rod 23 through the discharge port of the storage box 13, and the coal blocks of qualified size fall into the collection box through the gap between the screening rods 23, and the coal blocks of unqualified size slide into the crushing barrel 41 through the guidance of the guide plate 24 to be crushed. When the size of the coal screening is to be adjusted, the threaded rod 35 is rotated, and the adjusting plate 32 is driven to slide in the sliding frame 31 due to the threaded relationship, and then the sliding rod 34 is driven to slide in the adjusting groove 33, thereby driving the slider 22 to slide in the screening frame 21, so as to adjust the spacing of the screening rods 23, thereby adjusting the size of the coal screening, and the driving mechanism 05 drives the crushing mechanism 04 to crush the coal, and the screening mechanism 06 screens the crushed coal again to improve practicality.

[0030] Example 2

[0031] like Figure 2 , Figure 3 , Figure 6 and Figure 7 As shown, it includes a crushing mechanism 04, a material storage mechanism 01, a first screening mechanism 02, an adjusting mechanism 03, a driving mechanism 05 and a screening mechanism 06, wherein the first screening mechanism 02 is installed on the material storage mechanism 01, the adjusting mechanism 03 is installed on the bottom end of the first screening mechanism 02, the crushing mechanism 04 is installed on the top end of the material storage mechanism 01, the driving mechanism 05 is installed on the crushing mechanism 04, and the screening mechanism 06 is installed in the crushing mechanism 04;

[0032] The storage mechanism 01 is used to store coal blocks, the first screening mechanism 02 is used to preliminarily screen the coal blocks, the adjustment mechanism 03 is used to adjust the first screening mechanism 02, the driving mechanism 05 drives the crushing mechanism 04 to crush the coal, and the screening mechanism 06 screens the crushed coal again;

[0033] The crushing mechanism 04 includes a crushing barrel 41 and two crushing rollers 42. The crushing barrel 41 is mounted on the top of the bottom plate 11, and the two crushing rollers 42 are rotatably mounted on the inner wall of the crushing barrel 41 through a rotating shaft.

[0034] The driving mechanism 05 includes a first gear 51, a second gear 52 and a driving motor 53. The first gear 51 and the second gear 52 are respectively mounted on the rotating shafts of the two crushing rollers 42. The first gear 51 is meshed with the second gear 52. The driving motor 53 is mounted on the outer wall of the crushing barrel 41 through a motor frame. The output end of the driving motor 53 is connected to the second gear 52.

[0035] The screening mechanism 06 includes a screening plate 61, two rotating disks 62, an eccentric shaft 63, a connecting rod 64, a screening mechanism 65 and a guide plate 66. The screening plate 61 is rotatably mounted on the inner wall of the crushing barrel 41. The two rotating disks 62 are symmetrically rotatably mounted on the inner wall of the crushing barrel 41. The eccentric shaft 63 is eccentrically mounted on the two rotating disks 62. One end of the connecting rod 64 is rotatably mounted on the bottom end of the screening plate 61. The other end of the connecting rod 64 is rotatably mounted on the eccentric shaft 63. The screening mechanism 65 is mounted on the side wall of the crushing barrel 41. The output end of the screening mechanism 65 is connected to the rotating disk 62. The guide plate 66 is obliquely mounted on the inner wall of the crushing barrel 41. The crushing barrel 41 is provided with two discharge ports.

[0036] The storage mechanism 01 is convenient for storing coal blocks, the first screening mechanism 02 is convenient for preliminary screening of coal blocks, and the adjustment mechanism 03 is convenient for adjusting the first screening mechanism 02, so that the first screening mechanism 02 can adjust the screening size to improve practicality. When unqualified coal blocks enter the crushing barrel 41 and fall onto the crushing roller 42, the second gear 52 is driven to rotate by turning on the driving motor 53, and then the two crushing rollers 42 are driven to rotate relative to each other through the meshing relationship, and then the coal blocks are crushed by the crushing roller 42. After the coal crushed by the crushing roller 42 falls onto the screen plate 61, the turntable 62 is driven to rotate by turning on the screening mechanism 65, and the eccentric shaft 63 is driven to rotate eccentrically, so that the screen plate 61 is driven to vibrate through the connecting rod 64 to screen the coal. Qualified coal falls onto the guide plate 66, and is guided by the guide plate 66 to fall into the collection box. Unqualified coal is discharged through the discharge port, thereby improving the quality of coal crushing.

[0037] like Figures 1 to 7As shown, the utility model is a coal crusher for improving combustion efficiency. When it is working, the coal is first added into the storage box 13, and the coal is stored through the storage box 13. The coal in the storage box 13 enters the screening rod 23 through the discharge port of the storage box 13. The coal blocks of qualified size fall into the collection box through the gap between the screening rods 23, and the coal blocks of unqualified size slide into the crushing barrel 41 through the guidance of the guide plate 24 to be crushed. When the size of the coal screening needs to be adjusted, the threaded rod 35 is rotated. Due to the threaded relationship, the adjusting plate 32 is driven to slide in the sliding frame 31, and then the sliding rod 34 is driven to slide in the adjusting slot 33, thereby driving the slider 22 to slide in the screening frame 21, so as to adjust the screening rod. 23 spacing can be adjusted to adjust the size of coal screening. When unqualified coal blocks enter the crushing barrel 41 and fall onto the crushing roller 42, the second gear 52 is driven to rotate by turning on the driving motor 53, and then the two crushing rollers 42 are driven to rotate relatively through the meshing relationship, and then the coal blocks are crushed by the crushing roller 42. After the coal crushed by the crushing roller 42 falls onto the screen plate 61, the turntable 62 is driven to rotate by turning on the screening mechanism 65, and the eccentric shaft 63 is driven to rotate eccentrically, so that the screen plate 61 is driven to vibrate through the connecting rod 64 to screen the coal. Qualified coal falls onto the guide plate 66, and is guided by the guide plate 66 to fall into the collection box. Unqualified coal is discharged through the discharge port, thereby improving the quality of coal crushing.

[0038] The driving motor 53 and the screening mechanism 65 of the utility model are purchased on the market, and the technicians in the industry only need to install and operate them according to the accompanying instruction manuals, without the need for the technicians in the field to make creative efforts.

[0039] The main functions realized by the utility model are: during the working process of the coal crusher, it is convenient to carry out preliminary screening of the coal to improve the efficiency of crushing, and it is also convenient to carry out multiple screening of the coal to improve the quality of coal crushing.

[0040] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A coal crusher for improving combustion efficiency, comprising a crushing mechanism (04); characterized in that: It also includes a material storage mechanism (01), a first screening mechanism (02), an adjustment mechanism (03), a driving mechanism (05) and a screening mechanism (06), wherein the first screening mechanism (02) is mounted on the material storage mechanism (01), the adjustment mechanism (03) is mounted at the bottom end of the first screening mechanism (02), the crushing mechanism (04) is mounted at the top end of the material storage mechanism (01), the driving mechanism (05) is mounted on the crushing mechanism (04), and the screening mechanism (06) is mounted in the crushing mechanism (04); The storage mechanism (01) is convenient for storing coal blocks, the first screening mechanism (02) is convenient for preliminary screening of coal blocks, the adjustment mechanism (03) is convenient for adjusting the first screening mechanism (02), the driving mechanism (05) drives the crushing mechanism (04) to crush the coal, and the screening mechanism (06) screens the crushed coal again.

2. A coal crusher for improving combustion efficiency as claimed in claim 1, characterized in that: The material storage mechanism (01) comprises a bottom plate (11), a bracket (12), and a material storage box (13); the material storage box (13) is installed on the top of the bottom plate (11) through the bracket (12); and a material discharge port is arranged on the material storage box (13).

3. A coal crusher for improving combustion efficiency as claimed in claim 2, characterized in that: The first screening mechanism (02) comprises a screening frame (21), a plurality of sliders (22), a plurality of screening rods (23) and two guide plates (24); the screening frame (21) is mounted at the bottom end of the material storage box (13); a screening slot is arranged on the screening frame (21); the plurality of screening rods (23) are slidably mounted in the screening slots of the screening frame (21) through the two sliders (22); the guide plate (24) is mounted at the top end of the screening frame (21); and a collecting box is arranged on the bottom plate (11).

4. A coal crusher for improving combustion efficiency as claimed in claim 3, characterized in that: The adjusting mechanism (03) comprises a sliding frame (31), an adjusting plate (32), an adjusting groove (33), a sliding rod (34) and a threaded rod (35), wherein the sliding frame (31) is mounted at the bottom end of the screening frame (21), the adjusting plate (32) is slidably mounted in the sliding frame (31), the sliding frame (31) is provided with an adjusting groove (33), the sliding rod (34) is mounted at the bottom end of the slider (22), the sliding rod (34) is slidably mounted in the adjusting groove (33), the threaded rod (35) is mounted on the side wall of the sliding frame (31) through a threaded relationship, and the threaded rod (35) is connected to the adjusting plate (32).

5. A coal crusher for improving combustion efficiency as claimed in claim 2, characterized in that: The crushing mechanism (04) comprises a crushing barrel (41) and two crushing rollers (42). The crushing barrel (41) is mounted on the top of the bottom plate (11), and the two crushing rollers (42) are rotatably mounted on the inner wall of the crushing barrel (41) via a rotating shaft.

6. A coal crusher for improving combustion efficiency as claimed in claim 5, characterized in that: The driving mechanism (05) comprises a first gear (51), a second gear (52) and a driving motor (53); the first gear (51) and the second gear (52) are respectively mounted on the rotating shafts of the two crushing rollers (42); the first gear (51) is meshed with the second gear (52); the driving motor (53) is mounted on the outer wall of the crushing barrel (41) through a motor frame; and the output end of the driving motor (53) is connected to the second gear (52).

7. A coal crusher for improving combustion efficiency as claimed in claim 5, characterized in that: The screening mechanism (06) comprises a screening plate (61), two rotating disks (62), an eccentric shaft (63), a connecting rod (64), a screening mechanism (65) and a guide plate (66); the screening plate (61) is rotatably mounted on the inner wall of the crushing barrel (41); the two rotating disks (62) are symmetrically rotatably mounted on the inner wall of the crushing barrel (41); the eccentric shaft (63) is eccentrically mounted on the two rotating disks (62); one end of the connecting rod (64) is rotatably mounted on the bottom end of the screening plate (61); the other end of the connecting rod (64) is rotatably mounted on the eccentric shaft (63); the screening mechanism (65) is mounted on the side wall of the crushing barrel (41); the output end of the screening mechanism (65) is connected to the rotating disk (62); the guide plate (66) is obliquely mounted on the inner wall of the crushing barrel (41); and the crushing barrel (41) is provided with two discharge ports.

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