CN209810385U - Rotatory broken impact coal crushing apparatus - Google Patents

Rotatory broken impact coal crushing apparatus Download PDF

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Publication number
CN209810385U
CN209810385U CN201721827155.8U CN201721827155U CN209810385U CN 209810385 U CN209810385 U CN 209810385U CN 201721827155 U CN201721827155 U CN 201721827155U CN 209810385 U CN209810385 U CN 209810385U
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coal
fixed
impact
section
crushing blades
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CN201721827155.8U
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刘继军
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Shandong Penglai Power Equipment Manufacturing Co Ltd
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Shandong Penglai Power Equipment Manufacturing Co Ltd
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Abstract

The utility model discloses rotary crushing impact type coal crushing equipment, which comprises a base, a shell, a lifting device, a feed hopper and an air blowing device; the shell is sequentially provided with an impact section, an acceleration section and a feeding section from bottom to top, and a plurality of blanking grooves are uniformly formed in the arc side wall of the blanking roller; the side wall of the blanking roller is fixedly provided with a plurality of uniformly arranged pre-crushing blades, a plurality of inclined downward auxiliary air blowing openings are distributed on the side wall corresponding to the accelerating section, a vertical downward main air blowing opening is arranged at the lower side of the sealing seat, a plurality of vertical fixed crushing blades are uniformly distributed in the fixed frame, and a plurality of rotary crushing blades matched with the fixed crushing blades are fixed on the rotating shaft. The utility model discloses a send coal to the eminence to make coal fall down the striking smash on the blade, the big coal impact of volume is big more, easily smashes bulky coal, and the mouth of blowing simultaneously increases coal falling speed, improves the striking effect.

Description

Rotatory broken impact coal crushing apparatus
Technical Field
The utility model relates to a coal field specifically is a rotatory broken striking formula coal crushing apparatus.
Background
Coal is known as black gold by people and is industrial food, which is one of the main energy sources used in the human world since the eighteenth century, and since the twenty-first century, although the value of coal is not as good as before, coal is one of the indispensable energy sources for the production and life of human beings at present and in a long time in the future. Coal needs to be refined after being mined, so that the coal is easier to burn and transport, the coal is crushed by two crushing rollers which extrude each other, and the coal is crushed slowly when the size is large, so that the coal is not beneficial to rapid processing.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a rotatory broken striking formula coal crushing apparatus to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a rotary crushing impact type coal crushing device comprises a base, a shell, a lifting device, a feed hopper and a blast device; the shell is fixed on the base, the shell is sequentially provided with an impact section, an acceleration section and a feeding section from bottom to top and is communicated together, the bottom of the impact section is communicated with a collecting tank, an exhaust pipe is communicated in the collecting tank, and the outer end of the exhaust pipe is connected with an induced draft fan with a belt filter screen; the top of the feeding section is provided with a communication port which is communicated with a lifting device, and the lower end of the lifting device is communicated with a feed hopper; a horizontal blanking roller is arranged in the feeding section, a sealing seat matched with the blanking roller is fixed below the blanking roller, and a plurality of blanking grooves are uniformly formed in the arc side wall of the blanking roller; the side wall of the blanking roller is also fixedly provided with a plurality of uniformly arranged pre-crushing blades, and the middle part of the sealing seat is provided with a towards blanking port; a plurality of auxiliary air blowing ports which are inclined downwards are distributed on the side wall corresponding to the accelerating section, a main air blowing port which is vertically downward is arranged on the lower side of the sealing seat, the main air blowing port is positioned around the feed opening, and the main air blowing port and the auxiliary air blowing ports are communicated on an air blowing device through pipelines; a horizontal fixed frame is fixed in the impact section through bolts, a plurality of vertical fixed crushing blades are uniformly distributed in the fixed frame, and the cutting edges of the fixed crushing blades face upwards; a rotating shaft which horizontally rotates is arranged below the middle point of the fixed frame, penetrates out of the side wall of the impact section, the tail end of the rotating shaft is fixedly connected to the motor, and a plurality of rotary crushing blades matched with the fixed crushing blades are fixed on the rotating shaft.
Further: the width of the impact section is greater than the width of the acceleration section.
Further: the ground of the collecting groove is set to be an inclined plane.
Further: and a spiral structure or an inclined conveying belt structure is arranged in the lifting device.
Further: the sealing seat is provided with an arc-shaped groove, and the central axis of the sealing seat is superposed with the central axis of the blanking roller.
Further: the width of the feed opening is smaller than that of the feed groove.
Further: each rotary crushing blade corresponds to the position between two adjacent fixed crushing blades, so that the rotary crushing blades penetrate through the fixed crushing blades, and the tail ends of the rotary crushing blades rotate to the positions above the top ends of the fixed crushing blades.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a send coal to the eminence, and make coal fall down the striking smash on the blade, the big coal impact of volume is big more, easily smash bulky coal, the mouth of blowing simultaneously increases coal falling speed, improve the striking effect, coal even falling under the effect of unloading roller, avoid a large amount of baits and influence crushing effect, through the pre-crushing blade, rotatory broken blade is smashed coal many times, improve the crushing effect of coal, guarantee once to smash the meeting requirements, reduce the energy consumption, alleviate workman intensity of labour, improve coal treatment effeciency.
Drawings
FIG. 1 is a schematic view of a rotary crushing impact coal pulverizing apparatus.
Fig. 2 is a schematic structural view of a fixed frame in a rotary crushing impact coal pulverizing apparatus.
FIG. 3 is a schematic view of a rotary shaft of a rotary crushing impact coal pulverizing apparatus.
Fig. 4 is a schematic structural diagram of a-a in fig. 1.
In the figure: 1-base, 2-impact section, 3-acceleration section, 4-feeding section, 5-collecting tank, 6-lifting device, 7-feeding hopper, 8-communicating port, 9-blanking roller, 10-pre-crushing blade, 11-blanking groove, 12-sealing seat, 13-blanking port, 14-main air blowing port, 15-air blowing device, 16-auxiliary air blowing port, 17-fixing frame, 18-fixing crushing blade, 19-motor, 20-rotating shaft, 21-rotating crushing blade, 22-exhaust pipe and 23-induced draft fan.
Detailed Description
Referring to the drawings, in the embodiment of the present invention, an impact coal pulverizing apparatus for rotary crushing includes a base 1, a casing, a lifting device 6, a feed hopper 7 and a blower 15; the coal crushing device comprises a shell, wherein the shell is fixed on a base 1, the shell is sequentially provided with an impact section 2, an acceleration section 3 and a feeding section 4 from bottom to top and is communicated together, the width of the impact section 2 is larger than that of the acceleration section 3, the size of the impact section 2 is increased, coal in the impact section 2 can conveniently splash outwards, resistance is reduced, air flow is facilitated, a collecting tank 5 is communicated with the bottom of the impact section 2, the ground of the collecting tank 5 is provided with an inclined plane and is used for collecting crushed coal, an exhaust pipe 22 is communicated with the collecting tank 5, the outer end of the exhaust pipe 22 is communicated with an induced draft fan 23 with a filter screen, and internal air is; be equipped with on the top of feed section 4 intercommunication mouth 8, intercommunication mouth 8 and hoisting device 6 intercommunication, hoisting device 6's lower extreme intercommunication has feeder hopper 7, and coal gets into from feeder hopper 7, in sending into intercommunication mouth 8 under hoisting device 6's effect, hoisting device 6 is helical structure's lifting means, goes up coal conveying through the spiral, and hoisting device 6 also can be for the conveyer belt structure of slope, realizes the coal of bottom equally and carries in to intercommunication mouth 8, all sends into the top of equipment subaerial coal through hoisting device 6.
A horizontal blanking roller 9 is installed in the feeding section 4, a driving motor is fixedly connected to a central shaft of the blanking roller 9, the blanking roller 9 is enabled to rotate, a sealing seat 12 matched with the blanking roller 9 is fixed below the blanking roller 9, namely, an arc groove is formed in the sealing seat 12, the central shaft of the sealing seat coincides with the central shaft of the blanking roller 9, a plurality of blanking grooves 11 are uniformly formed in the arc side wall of the blanking roller 9, the longitudinal section of each blanking groove 11 is semicircular, a certain amount of coal can be filled in the blanking grooves 11, and the coal can rotate along with the blanking roller 9 in the blanking grooves 11; a plurality of pre-crushing blades 10 which are uniformly arranged are also fixedly arranged on the side wall of the blanking roller 9, and the pre-crushing blades 10 cut coal which is in contact with the blanking roller 9, so that the coal is refined and enters the blanking groove 11; the middle part of the sealing seat 12 is provided with a directional feed opening 13, the width of the feed opening 13 is smaller than that of the feed groove 11, and when the feed groove 11 faces the feed opening 13, coal in the feed groove falls down from the feed opening 13, so that the fallen coal is uniform.
A plurality of auxiliary air blowing openings 16 which incline downwards are distributed on the side wall corresponding to the accelerating section 3, a main air blowing opening 14 which is vertical downwards is arranged at the lower side of the sealing seat 12, the main air blowing opening 14 is positioned around the feed opening 13, the main air blowing opening 14 and the auxiliary air blowing openings 16 are communicated on an air blowing device 15 through pipelines, and the air blowing device 15 sends high-speed flowing air into the main air blowing opening 14 and the auxiliary air blowing openings 16.
A horizontal fixed frame 17 is fixed in the impact section 2 through bolts, the fixed frame 17 is a rectangular frame, a plurality of vertical fixed crushing blades 18 are uniformly distributed in the fixed frame 17, the cutting edges of the fixed crushing blades 18 face upwards, the distances between the fixed crushing blades 18 are different, the fixed crushing blades 18 with different distances can be replaced by replacing the fixed frame 17, and coal crushing with different requirements is facilitated; a rotating shaft 20 which horizontally rotates is arranged below the middle point of the fixed frame 17, the rotating shaft 20 penetrates out of the side wall of the impact section 2, the tail end of the rotating shaft 20 is fixedly connected onto a motor 19, the rotating shaft 20 is driven by the motor 19 to rotate, a plurality of rotary crushing blades 21 matched with the fixed crushing blades 18 are fixed on the rotating shaft 20, each rotary crushing blade 21 corresponds to the space between two adjacent fixed crushing blades 18, the rotary crushing blades 21 penetrate through the space between the fixed crushing blades 18, the tail ends of the rotary crushing blades 21 rotate to the top of the fixed crushing blades 18, and uncrushed and fallen coal on the fixed crushing blades 18 is cut and crushed.
The utility model discloses a theory of operation is: coal is loaded from a feed hopper 7, the coal in the feed section 4 is conveyed into a communication port 8 at the top end of the equipment under the action of a lifting device 6 and enters the feed section 4, the coal in the feed section 4 is rotated by a blanking roller 9, a pre-crushing blade 10 on the feeding roller pre-crushes the coal, a part of the coal enters a blanking groove 11 while the blanking roller 9 rotates and rotates along with the blanking roller 9, the coal is separated from the feeding roller 1 and falls into an acceleration section 3 under the gravity after rotating to be communicated with a blanking port 13 at the lower part, the coal in the acceleration section 3 falls and is blown by a downward main blowing port 14 and an inclined auxiliary blowing port 16 at the same time, the falling speed of the coal is increased, the coal falling at high speed impacts a fixed crushing blade 18 in an impact section 2 to impact and crush the coal, the fine coal falls through gaps, the coal with larger volume is positioned on the fixed crushing blade 18, at this time, the motor 19 drives the rotating shaft 20 to rotate, the rotary crushing blade 21 on the rotating shaft 20 rotates to the position above the fixed crushing blade 18, and the coal with large volume is rotary-cut and continuously crushed until the coal falls down after the requirement is met. The utility model discloses a send coal to the eminence, and make coal fall down the striking smash on the blade, the big coal impact of volume is big more, easily smash bulky coal, the mouth of blowing simultaneously increases coal falling speed, improve the striking effect, coal even falling under the effect of unloading roller, avoid a large amount of baits and influence crushing effect, through the pre-crushing blade, rotatory broken blade is smashed coal many times, improve the crushing effect of coal, guarantee once to smash the meeting requirements, reduce the energy consumption, alleviate workman intensity of labour, improve coal treatment effeciency.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (7)

1. A rotary crushing impact type coal crushing device comprises a base (1), a shell, a lifting device (6), a feed hopper (7) and a blast device (15); the method is characterized in that: the shell is fixed on the base (1), the shell is sequentially arranged into an impact section (2), an acceleration section (3) and a feeding section (4) from bottom to top and is communicated together, the bottom of the impact section (2) is communicated with a collecting tank (5), an exhaust pipe (22) is communicated in the collecting tank (5), and the outer end of the exhaust pipe (22) is connected with a draught fan (23) with a filter screen;
the top of the feeding section (4) is provided with a communication port (8), the communication port (8) is communicated with a lifting device (6), and the lower end of the lifting device (6) is communicated with a feed hopper (7); a horizontal blanking roller (9) is arranged in the feeding section (4), a sealing seat (12) matched with the blanking roller is fixed below the blanking roller (9), and a plurality of blanking grooves (11) are uniformly formed in the arc side wall of the blanking roller (9); a plurality of uniformly arranged pre-crushing blades (10) are also fixedly arranged on the side wall of the blanking roller (9), and a towards blanking port (13) is formed in the middle of the sealing seat (12);
a plurality of auxiliary air blowing openings (16) which are inclined downwards are distributed on the side wall corresponding to the accelerating section (3), a main air blowing opening (14) which is vertical downwards is arranged at the lower side of the sealing seat (12), the main air blowing opening (14) is positioned around the feed opening (13), and the main air blowing opening (14) and the auxiliary air blowing openings (16) are communicated on an air blowing device (15) through pipelines;
a horizontal fixed frame (17) is fixed in the impact section (2) through bolts, a plurality of vertical fixed crushing blades (18) are uniformly distributed in the fixed frame (17), and the cutting edges of the fixed crushing blades (18) face upwards; a rotating shaft (20) which horizontally rotates is arranged below the middle point of the fixed frame (17), the rotating shaft (20) penetrates through the side wall of the impact section (2), the tail end of the rotating shaft is fixedly connected to a motor (19), and a plurality of rotary crushing blades (21) matched with the fixed crushing blades (18) are fixed on the rotating shaft (20).
2. A gyratory crashed impact coal pulverizer as claimed in claim 1, characterized by: the width of the impact section (2) is larger than that of the acceleration section (3).
3. A gyratory crashed impact coal pulverizer as claimed in claim 1, characterized by: the ground of the collecting groove (5) is an inclined plane.
4. A gyratory crashed impact coal pulverizer as claimed in claim 1, characterized by: a spiral structure or an inclined conveying belt structure is arranged in the lifting device (6).
5. A gyratory crashed impact coal pulverizer as claimed in claim 1, characterized by: the sealing seat (12) is provided with an arc groove, and the central axis of the sealing seat coincides with the central axis of the blanking roller (9).
6. A gyratory crashed impact coal pulverizer as claimed in claim 1, characterized by: the width of the feed opening (13) is smaller than that of the feed groove (11).
7. A gyratory crashed impact coal pulverizer as claimed in claim 1, characterized by: each rotary crushing blade (21) corresponds to the position between two adjacent fixed crushing blades (18), so that the rotary crushing blades (21) penetrate through the positions between the fixed crushing blades (18), and the tail ends of the rotary crushing blades (21) rotate to be above the top ends of the fixed crushing blades (18).
CN201721827155.8U 2017-12-25 2017-12-25 Rotatory broken impact coal crushing apparatus Active CN209810385U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721827155.8U CN209810385U (en) 2017-12-25 2017-12-25 Rotatory broken impact coal crushing apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721827155.8U CN209810385U (en) 2017-12-25 2017-12-25 Rotatory broken impact coal crushing apparatus

Publications (1)

Publication Number Publication Date
CN209810385U true CN209810385U (en) 2019-12-20

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Application Number Title Priority Date Filing Date
CN201721827155.8U Active CN209810385U (en) 2017-12-25 2017-12-25 Rotatory broken impact coal crushing apparatus

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111570049A (en) * 2020-06-22 2020-08-25 卢海鹏 Building engineering construction waste material environmental protection treatment facility
CN111995368A (en) * 2020-09-03 2020-11-27 宁夏中节能新材料有限公司 Spontaneous heating roasting method for gangue shale sintered brick
CN111995369A (en) * 2020-09-03 2020-11-27 宁夏中节能新材料有限公司 Gangue shale baked brick raw materials processing system that wakes up material

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111570049A (en) * 2020-06-22 2020-08-25 卢海鹏 Building engineering construction waste material environmental protection treatment facility
CN111570049B (en) * 2020-06-22 2021-06-04 卢海鹏 Building engineering construction waste material environmental protection treatment facility
CN111995368A (en) * 2020-09-03 2020-11-27 宁夏中节能新材料有限公司 Spontaneous heating roasting method for gangue shale sintered brick
CN111995369A (en) * 2020-09-03 2020-11-27 宁夏中节能新材料有限公司 Gangue shale baked brick raw materials processing system that wakes up material

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