Coal mine crusher with dustproof function

Abstract

The utility model relates to a coal mine crusher with a dustproof function, which belongs to the technical field of coal mine processing, and comprises a crushing bin, the inner side wall of the crushing bin is fixedly connected with a material guide block, the inner side wall of the crushing bin is rotatably connected with a rotating shaft, the outer side of the rotating shaft is fixedly connected with a crushing roller, and the upper end part of the crushing bin is provided with a feed port; a dust collection piece is arranged on the crushing bin; the dust suction part comprises a connecting pipe with one end communicating with the back face of the crushing bin, and an exhaust fan is fixedly installed on the inner side of the connecting pipe. According to the coal mine crusher with the dustproof function, due to the fact that the connecting pipe is located above the crushing roller, when the crushing roller crushes a coal mine, the started draught fan can pump dust into the filtering frame to be filtered by water flow in the water storage frame, and therefore the situation that the surrounding environment is polluted due to dust drifting, and harm to the body health of workers is caused is reduced; meanwhile, the hose is drawn out from the filtering frame, and the filtering frame can be lifted to take out or dump dust which is filtered and settled by the water flow.

Description

Technical Field

[0001] The utility model relates to the technical field of coal mine processing, in particular to a coal mine crusher with a dustproof function. Background Art

[0002] Coal crusher is a crushing equipment that breaks coal blocks and grinds them into coal powder. The process of coal crusher is the process of coal being broken and its surface area increasing continuously. It has been widely used in the field of coal mining.

[0003] At present, the crushers on the market mainly include jaw crushers, gyratory crushers, cone crushers, roller crushers, hammer crushers and impact crushers. However, when the existing crushers crush coal, the dust generated by the crushing will have unhealthy effects on the surrounding environment and the body of the workers, and the crushers can only crush the coal into smaller blocks or particles and then discharge them. It is not convenient to adjust the crushing specifications according to the needs to obtain high-quality powdered coal, resulting in poor crushing effect. Therefore, a coal crusher with dustproof function is proposed to solve the above problems. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a coal mine crusher with a dustproof function, which has the advantages of reducing dust dispersion and improving crushing effect, and solves the problem of easy dust generation and poor crushing effect.

[0005] To achieve the above object, the utility model provides the following technical solution: a coal mine crusher with dust prevention function, comprising a crushing bin, the inner side wall of the crushing bin is fixedly connected with a material guide block, the inner side wall of the crushing bin is rotatably connected with a rotating shaft, the outer side of the rotating shaft is fixedly connected with a crushing roller, and the upper end of the crushing bin is provided with a feed port;

[0006] The crushing bin is provided with a dust collecting member;

[0007] The dust collecting member comprises a connecting pipe with one end connected to the back of the crushing bin, an exhaust fan is fixedly installed on the inner side of the connecting pipe, a water storage rack is fixedly connected to the back of the crushing bin, a filter rack is placed on the inner side of the water storage rack, the lower end of the connecting pipe is connected to a hose with one end extending to the inner side of the filter rack, a filter screen is fixedly connected to the inner bottom wall of the filter rack, a rubber ring is fixedly connected to the outer side of the lower end of the hose, and a clamping ring located on the outer side of the rubber ring is fixedly connected to the inner side wall of the filter rack;

[0008] A screening element for coal screening is arranged inside the crushing bin.

[0009] Furthermore, a clamping groove located outside the rubber ring is provided on the inner side of the clamping ring, and a handle is fixedly connected to the outer side of the filter frame.

[0010] Furthermore, the screening component includes a support frame with one end hinged to the inner wall of the crushing bin, the lower end of the support frame is fixedly connected to an inclined plate, the inner bottom wall of the crushing bin is slidably connected to a material receiving box located outside the inclined plate, the inner side of the support frame is slidably connected to a rectangular frame, and the inner side of the rectangular frame is fixedly connected to a screen.

[0011] Furthermore, the inner wall of the crushing bin is provided with a discharge hole located outside the support frame, the outer side of the rectangular frame is fixedly connected to a long strip block with one end extending into the interior of the support frame, and the inner wall of the support frame is provided with a connecting groove located outside the long strip block.

[0012] Furthermore, a limiting member is provided on one side of the rectangular frame, and the limiting member includes a supporting block having one end fixedly connected to one side of the rectangular frame, a clamping rod having one end penetrating through and extending into the interior of the supporting frame being slidably connected to the supporting block, a stopper is fixedly connected to the outer side of the clamping rod, a spring is fixedly connected between the stopper and the supporting block, and a ring located on the outer side of the stopper is fixedly connected to the outer side of the supporting block.

[0013] Furthermore, the support block is U-shaped, the clamping rod is L-shaped, and a clamping groove located outside the clamping rod is formed on the inner side of the support frame.

[0014] Furthermore, a material blocking member is provided on one side of the crushing bin, and the material blocking member includes a transverse plate with one end fixedly connected to one side of the crushing bin, a baffle is hinged on one side of the crushing bin, and an electric push rod with one end hinged to the baffle is hinged on the lower end of the transverse plate.

[0015] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0016] 1. The coal crusher with dust-proof function has a connecting pipe located above the crushing roller. Therefore, when the crushing roller crushes the coal, the started fan can pump the dust into the filter frame to be filtered by the water flow in the water storage frame, thereby reducing the dust from floating and polluting the surrounding environment, as well as the harm to the health of the workers. At the same time, the hose is pulled out from the filter frame, and the filter frame can be lifted to remove the dust filtered and settled by the water flow for utilization or dumping.

[0017] 2. The coal crusher with dust-proof function can drive the screen inside the support frame to vibrate and screen the crushed coal by repeatedly squeezing the inclined plate through the cam when the rotating motor is started. At the same time, the rectangular frame can be pulled out by pulling the card rod to replace the screens of different specifications to meet the requirements of different screening specifications, thereby improving the crushing effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 This is a rear view of the overall structure of the utility model;

[0020] Figure 3 This is a three-dimensional schematic diagram of the connection between the rectangular frame and the screen structure of the utility model;

[0021] Figure 4 This is a side sectional view of the limiter structure of the utility model.

[0022] In the figure: 1 crushing bin, 2 material guide block, 3 dust suction piece, 31 connecting pipe, 32 exhaust fan, 33 hose, 34 water storage rack, 35 filter rack, 36 filter screen, 37 rubber ring, 38 clamp ring, 4 feed inlet, 5 rotating shaft, 6 crushing roller, 7 screening piece, 71 inclined plate, 72 cam, 73 rotating motor, 74 material receiving box, 75 support frame, 76 screen screen, 77 long strip block, 78 limit piece, 781 support block, 782 sleeve ring, 783 clamp rod, 784 block, 785 spring, 79 rectangular frame, 8 material blocking piece, 81 horizontal plate, 82 electric push rod, 83 baffle. DETAILED DESCRIPTION

[0023] 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.

[0024] See also Figure 1-2 In this embodiment, a coal mine crusher with dust prevention function includes a crushing bin 1, a guide block 2 is fixedly connected to the inner side wall of the crushing bin 1, a rotating shaft 5 is rotatably connected to the inner side wall of the crushing bin 1, a crushing roller 6 is fixedly connected to the outer side of the rotating shaft 5, and a feed port 4 is opened at the upper end of the crushing bin 1;

[0025] It should be noted that a driving motor for driving the rotating shaft 5 to rotate is arranged on the front of the crushing chamber 1, and the driving motor is an existing conventional technical equipment, so it is not described in detail in the figure and the text.

[0026] A dust collecting part 3 is provided on the crushing chamber 1;

[0027] The dust collecting member 3 comprises a connecting pipe 31 having one end connected to the back of the crushing bin 1, an exhaust fan 32 is fixedly installed on the inner side of the connecting pipe 31, a water storage rack 34 is fixedly connected to the back of the crushing bin 1, a filter rack 35 is placed on the inner side of the water storage rack 34, the lower end of the connecting pipe 31 is connected to a hose 33 having one end extending to the inner side of the filter rack 35, a filter screen 36 is fixedly connected to the inner bottom wall of the filter rack 35, a rubber ring 37 is fixedly connected to the outer side of the lower end of the hose 33, and a clamping ring 38 located on the outer side of the rubber ring 37 is fixedly connected to the inner side wall of the filter rack 35;

[0028] In this embodiment, when the crushing roller 6 crushes the coal, the started fan 32 can pump the dust into the filter frame 35 to be filtered by the water flow in the water storage frame 34, thereby reducing the dust from floating and polluting the surrounding environment, as well as the harm to the health of the workers. At the same time, the hose 33 is pulled out from the filter frame 34, and the filter frame 35 can be lifted to remove the dust filtered and settled by the water flow for utilization or dumping.

[0029] Among them, a groove located on the outside of the rubber ring 37 is opened on the inner side of the clamping ring 38. Through the groove on the clamping ring 38, the lower end of the hose 33 can be squeezed and clamped in the clamping ring 38 through the rubber ring 37. A handle is fixedly connected to the outside of the filter frame 35. The handle on the outside of the filter frame 35 can be used to conveniently place the filter frame 35 on the water storage frame 34.

[0030] See also Figure 1 Or 3. In this embodiment, a screening member 7 for coal mine screening is provided on the inner side of the crushing bin 1. The screening member 7 includes a support frame 75 hinged at one end to the inner wall of the crushing bin 1. The lower end of the support frame 75 is fixedly connected to an inclined plate 71. The inner bottom wall of the crushing bin 1 is slidably connected to a material receiving box 74 located on the outer side of the inclined plate 71. A rectangular frame 79 is slidably connected to the inner side of the support frame 75. A screen 76 is fixedly connected to the inner side of the rectangular frame 79.

[0031] In this embodiment, the started rotating motor 73 can drive the screen 76 on the inner side of the support frame 75 to vibrate and screen the crushed coal by repeatedly squeezing the inclined plate 71 through the cam 72. At the same time, the rectangular frame 79 can be pulled out by pulling the clamping rod 783 to replace the screens 76 of different specifications to meet different screening specifications.

[0032] Among them, the inner wall of the crushing bin 1 is provided with a discharge hole located outside the support frame 75, the outer side of the rectangular frame 79 is fixedly connected to a long strip block 77 with one end extending into the inside of the support frame 75, and the inner wall of the support frame 75 is provided with a connecting groove located outside the long strip block 77, so that the rectangular frame 79 can be pushed into the support frame 75 through the long strip block 77.

[0033] In addition, a material blocking member 8 is provided on one side of the crushing bin 1. The material blocking member 8 includes a horizontal plate 81 with one end fixedly connected to one side of the crushing bin 1, a baffle 83 is hinged on one side of the crushing bin 1, and an electric push rod 82 is hinged on the lower end of the horizontal plate 81, one end of which is hinged to the baffle 83. The baffle 83 is used to block the coal after filtering and screening. After the crushing and screening is completed, the electric push rod 82 can be started to pull the baffle 83 to rotate, so as to export the coal that fails the screening.

[0034] See also Figure 3-4 In this embodiment, a limiting member 78 is provided on one side of the rectangular frame 79, and the limiting member 78 includes a support block 781 having one end fixedly connected to one side of the rectangular frame 79, a clamping rod 783 having one end penetrating through and extending into the interior of the support frame 75 is slidably connected to the support block 781, a stopper 784 is fixedly connected to the outer side of the clamping rod 783, a spring 785 is fixedly connected between the stopper 784 and the support block 781, and a ring 782 located on the outer side of the stopper 784 is fixedly connected to the outer side of the support block 781.

[0035] In this embodiment, the rectangular frame 79 pushed into the support frame 75 is fixed in position by a clamping rod 783 extending to the inner side of the fixing groove, and the clamping rod 783 is pulled to separate from the fixing groove, so that the rectangular frame 79 and the screen 76 can be differentially extracted.

[0036] Among them, the support block 781 is U-shaped, the clamping rod 783 is L-shaped, and a fixing groove located outside the clamping rod 783 is opened on the inner side of the support frame 75. The rectangular frame 79 pushed into the support frame 75 is limited and fixed by the clamping rod 783 extending to the inner side of the fixing groove.

[0037] The working principle of the above embodiment is:

[0038] Since the connecting pipe 31 is located above the crushing roller 6, when the crushing roller 6 crushes the coal, the started fan 32 can pump the dust into the filter frame 35 to be filtered by the water flow in the water storage frame 34, thereby reducing the dust from floating and polluting the surrounding environment, as well as the harm to the health of the workers. At the same time, the hose 33 is pulled out from the filter frame 34, and the filter frame 35 can be lifted to remove the dust filtered and settled by the water flow for utilization or dumping. Since the started rotating motor 73 can repeatedly squeeze the inclined plate 71 through the cam 72 to drive the screen 76 on the inner side of the support frame 75 to vibrate and screen the crushed coal, at the same time, the rectangular frame 79 pushed into the support frame 75 is limited and fixed by the clamping rod 783 extending to the inner side of the fixed groove, and the clamping rod 783 is pulled to separate from the fixed groove, the rectangular frame 79 and the screen 76 can be differentially extracted to meet the requirements of different screening specifications, thereby improving the crushing effect.

[0039] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0040] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A coal mine crusher with dust prevention function, comprising a crushing chamber (1), characterized in that: The inner side wall of the crushing bin (1) is fixedly connected to a material guide block (2), the inner side wall of the crushing bin (1) is rotatably connected to a rotating shaft (5), the outer side of the rotating shaft (5) is fixedly connected to a crushing roller (6), and the upper end of the crushing bin (1) is provided with a feed port (4); The crushing bin (1) is provided with a dust collecting member (3); The dust collecting member (3) comprises a connecting pipe (31) having one end connected to the back side of the crushing bin (1); an exhaust fan (32) is fixedly installed on the inner side of the connecting pipe (31); a water storage rack (34) is fixedly connected to the back side of the crushing bin (1); a filter rack (35) is placed on the inner side of the water storage rack (34); the lower end of the connecting pipe (31) is connected to a hose (33) having one end extending to the inner side of the filter rack (35); a filter screen (36) is fixedly connected to the inner bottom wall of the filter rack (35); a rubber ring (37) is fixedly connected to the outer side of the lower end of the hose (33); and a clamping ring (38) located on the outer side of the rubber ring (37) is fixedly connected to the inner side wall of the filter rack (35); A screening element (7) for screening coal mines is arranged inside the crushing bin (1).

2. A coal mine crusher with dust-proof function according to claim 1, characterized in that: The inner side of the clamping ring (38) is provided with a clamping groove located outside the rubber ring (37), and the outer side of the filter frame (35) is fixedly connected with a handle.

3. The coal mine crusher with dust-proof function according to claim 1, characterized in that: The screening element (7) comprises a support frame (75) having one end hinged to the inner wall of the crushing bin (1); the lower end of the support frame (75) is fixedly connected to an inclined plate (71); the inner bottom wall of the crushing bin (1) is slidably connected to a material receiving box (74) located outside the inclined plate (71); the inner side of the support frame (75) is slidably connected to a rectangular frame (79); and the inner side of the rectangular frame (79) is fixedly connected to a screen (76).

4. A coal mine crusher with dust-proof function according to claim 3, characterized in that: The inner side wall of the crushing bin (1) is provided with a discharge hole located outside the support frame (75); the outer side of the rectangular frame (79) is fixedly connected to a long strip (77) having one end extending into the interior of the support frame (75); and the inner side wall of the support frame (75) is provided with a connection groove located outside the long strip (77).

5. The coal mine crusher with dust-proof function according to claim 4, characterized in that: A limiting member (78) is provided on one side of the rectangular frame (79), and the limiting member (78) comprises a support block (781) having one end fixedly connected to one side of the rectangular frame (79); a clamping rod (783) having one end penetrating through and extending into the interior of the support frame (75) is slidably connected to the support block (781); a stopper (784) is fixedly connected to the outer side of the clamping rod (783); a spring (785) is fixedly connected between the stopper (784) and the support block (781); and a collar (782) located on the outer side of the stopper (784) is fixedly connected to the outer side of the support block (781).

6. A coal mine crusher with dust-proof function according to claim 5, characterized in that: The support block (781) is U-shaped, the clamping rod (783) is L-shaped, and a clamping groove located outside the clamping rod (783) is provided on the inner side of the support frame (75).

7. The coal mine crusher with dust-proof function according to claim 1, characterized in that: A material blocking member (8) is provided on one side of the crushing bin (1), and the material blocking member (8) comprises a transverse plate (81) having one end fixedly connected to one side of the crushing bin (1), a baffle plate (83) is hingedly connected to one side of the crushing bin (1), and an electric push rod (82) having one end hingedly connected to the baffle plate (83) is hingedly connected to the lower end of the transverse plate (81).

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