CN210545380U

CN210545380U - Coal breaker for boiler burning

Info

Publication number: CN210545380U
Application number: CN201921363674.2U
Authority: CN
Inventors: 张红卫
Original assignee: Liaoning Panshan New City Thermal Power Co Ltd
Current assignee: Liaoning Panshan New City Thermal Power Co Ltd
Priority date: 2019-08-21
Filing date: 2019-08-21
Publication date: 2020-05-19
Anticipated expiration: 2029-08-21

Abstract

The utility model discloses a coal breaker for boiler burning relates to the broken technical field of coal, and it includes the box, the joint has four primary shafts in the box, and has cup jointed a crushing roller in per two primary shafts, the back fixedly connected with gear of crushing roller, and the back fixedly connected with drive arrangement of right side gear, drive arrangement fixed connection is at the back of box, the left and right sides face of box is linked together through the opposite face of two connecting pipes and two barrels respectively, barrel fixed connection is at the left surface of box. Through the mutual cooperation between second motor, pivot, helical blade, electric putter, baffle, first motor, gear and the crushing roller, not only avoided the staff to put in coal once more, can also guarantee the required size of coal, also avoided staff manual control to go out the hopper simultaneously, reduced staff's intensity of labour to staff's work has been made things convenient for.

Description

Coal breaker for boiler burning

Technical Field

The utility model relates to a broken technical field of coal specifically is a coal breaker is used in boiler burning.

Background

Coal is at the in-process of processing, need carry out certain broken handle to it usually, and breaker is at the in-process to coal breakage, the coal that can produce great piece and less piece falls to the reducing mechanism bottom jointly, lead to great coal not to reach required size, and then still need the staff to throw the coal into reducing mechanism once more, the work of giving the staff has brought the trouble, simultaneously when taking out the coal after the breakage, still need the opening and shutting of staff manual control discharge gate, because coal has certain gravity, thereby make the staff very hard and troublesome to its control.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a coal breaker is used in boiler burning, breaker is at the in-process broken to coal has been solved, the coal that can produce great piece and less piece falls to the reducing mechanism bottom jointly, lead to great coal not to reach required size, and then need the staff to throw coal into reducing mechanism once more, the work of giving the staff has brought the trouble, simultaneously when taking out the coal after the breakage, still need opening and shutting of staff's manual control discharge gate, because coal has certain gravity, thereby make the staff very hard and troublesome problem to its control.

(II) technical scheme

In order to achieve the above purpose, the utility model adopts the technical proposal that: the utility model provides a coal breaker for boiler burning, includes the box, the joint has four first bearings in the box, and has cup jointed a crushing roller in per two first bearings, the back fixedly connected with gear of crushing roller, and the back fixedly connected with drive arrangement of right side gear, drive arrangement fixed connection is at the back of box, the left and right sides face of box is linked together through the opposite face of two connecting pipes and two barrels respectively, barrel fixed connection is at the left surface of box, be provided with the second motor in the barrel, the output shaft fixedly connected with rotating device of second motor, the rotating device joint is in the barrel.

The utility model discloses a filter box, including rotating device, two feed pipes, box, filter screen, baffle, fixed cover, rotating device's surface is provided with helical blade, and the opposite face of two barrels is linked together through the upper surface of two feed pipes and boxes respectively, be provided with the filter screen in the box, the left and right sides face of box all is connected through the last fixed surface of two support frames and bottom plate, the lower surface of box is provided with out the hopper, the lower surface that goes out the hopper is provided with two baffles, and the opposite face overlap joint of two baffles, the baffle sets up in fixed cover, and two fixed covers all set up the lower surface at a hopper, the opposite face fixed connection of the left.

Preferably, the driving device comprises a first motor, and an output shaft of the first motor is fixedly connected to the back surface of the right side gear.

Preferably, the lower surface of first motor passes through the back fixed connection of fixed plate and box, and the right flank of right side barrel is provided with the power, the right flank of power is provided with first switch and second switch respectively, and the backup pad of opposite face fixedly connected with of two support frames in left side, the right flank of backup pad is provided with contact switch.

Preferably, the output end of the power supply is electrically connected with the input ends of the first switch, the second switch and the contact switch through wires respectively, and the output ends of the first switch, the second switch and the contact switch are electrically connected with the input ends of the first motor, the second motor and the electric push rod through wires respectively.

Preferably, the shape of filter screen is the triangle-shaped structure, the right flank of bottom plate is the tilting, the lower surface of box is the tilting.

Preferably, the rotating device comprises a rotating shaft, the top end of the rotating shaft is fixedly connected with an output shaft of the second motor, a helical blade is arranged outside the rotating shaft, two second bearings are sleeved on the outer surface of the rotating shaft, and the second bearings are clamped in the cylinder body.

(III) advantageous effects

The beneficial effects of the utility model reside in that:

1. the coal crushing device for boiler incineration comprises a second motor, a rotating shaft, helical blades, electric push rods, baffles, a first motor, gears and crushing rollers, wherein the gears and the crushing rollers are matched with each other, when the device is used, the first motor is controlled to work, so that the first motor drives the two gears to rotate, the two gears drive the two crushing rollers to rotate, the coal can be crushed, then the second motor is controlled to work, the second motor drives the helical blades to rotate through the rotating shaft, the crushed coal falls to a filter screen, the coal falls from the filter screen to a feeding pipe in a smaller size, enters a cylinder in a larger size, is conveyed to the feeding pipe through the helical blades and is crushed again, when the coal needs to be discharged, a worker can push the coal from the right side of a box body through a transport trolley, the transport trolley touches a contact switch, the two electric push rods extend and drives the two baffles to be separated, make out the hopper and open for coal gets into the travelling bogie, when the travelling bogie reaches certain volume, drag the travelling bogie away, make two electric putter of contact switch control shorten, make two baffles seal out the hopper, thereby accomplish ejection of compact work, not only avoided the staff to put in coal once more, can also guarantee the required size of coal, also avoided staff manual control simultaneously to go out the hopper, reduced staff's intensity of labour, thereby made things convenient for staff's work.

2. This coal breaker for boiler burning through setting up the gear for first motor can drive two gear revolve, makes two gears drive two crushing roller and rotates, thereby can realize going on of power transmission and crushing work, and transmission between two gears has the transmission more accurate simultaneously, and is efficient, compact structure, reliable operation, longe-lived characteristics.

3. This coal breaker for boiler burning through setting up the support frame for the support frame can support and fix the box, thereby can ensure the holistic fixed stable effect of box, simultaneously through the supporting height, thereby the staff of being convenient for pushes the bottom half with the travelling bogie, thereby made things convenient for the normal clear of unloading work.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

FIG. 2 is a schematic view of the cross-sectional structure of the box body of the present invention;

fig. 3 is a schematic sectional view of the top view of the present invention.

In the figure: the device comprises a box body 1, a gear 2, a driving device 3, a first motor 31, a fixed plate 32, a crushing roller 4, a first bearing 5, a filter screen 6, a connecting pipe 7, a cylinder 8, a rotating device 9, a rotating shaft 91, a second bearing 92, a second motor 10, a feeding pipe 11, a supporting frame 12, a bottom plate 13, a helical blade 14, a discharging hopper 15, an electric push rod 16, a fixed sleeve 17, a baffle 18, a supporting plate 19, a contact switch 20, a power supply 21, a first switch 22 and a second switch 23.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-3, the utility model provides a technical solution: a coal crushing device for boiler incineration comprises a box body 1, four first bearings 5 are clamped in the box body 1, a crushing roller 4 is sleeved in every two first bearings 5, gears 2 are fixedly connected to the back surfaces of the crushing rollers 4, a first motor 31 can drive the two gears 2 to rotate by arranging the gears 2, the two gears 2 drive the two crushing rollers 4 to rotate, and accordingly power transmission and crushing work can be achieved, meanwhile, transmission between the two gears 2 has the advantages of being accurate in transmission, high in efficiency, compact in structure, reliable in work and long in service life, a driving device 3 is fixedly connected to the back surface of the right gear 2, the driving device 3 comprises the first motor 31, an output shaft of the first motor 31 is fixedly connected to the back surface of the right gear 2, and the lower surface of the first motor 31 is fixedly connected with the back surface of the box body 1 through a fixing plate 32, by arranging the fixing plate 32, the fixing plate 32 can fix the first motor 31, thereby ensuring the stable operation of the first motor 31, the driving device 3 is fixedly connected to the back of the box body 1, the left and right side surfaces of the box body 1 are respectively communicated with the opposite surfaces of the two cylinder bodies 8 through the two connecting pipes 7, the cylinder body 8 is fixedly connected to the left side surface of the box body 1, the second motor 10 is arranged in the cylinder body 8, the output shaft of the second motor 10 is fixedly connected with the rotating device 9, the rotating device 9 comprises a rotating shaft 91, the top end of the rotating shaft 91 is fixedly connected with the output shaft of the second motor 10, the helical blade 14 is arranged outside the rotating shaft 91, two second bearings 92 are sleeved on the outer surface of the rotating shaft 91, by arranging the second bearings 92, the rotating shaft 91 rotates in the second bearings 92 more stably, thereby ensuring the stability of the rotation of the helical blade 14, the rotating device 9 is clamped in the cylinder 8.

The outer surface of the rotating device 9 is provided with helical blades 14, the opposite surfaces of the two cylinders 8 are respectively communicated with the upper surface of the box body 1 through the two feeding pipes 11, by arranging the feeding pipes 11, the communication between the cylinders 8 and the box body 1 can be realized, thereby facilitating the input of coal, a filter screen 6 is arranged in the box body 1, the filter screen 6 is of a triangular structure, by arranging the filter screen 6 into a triangle, thereby facilitating the larger coal to enter the two cylinders 8 from two sides, thereby improving the conveying efficiency and the good discharging efficiency, the right side surface of the bottom plate 13 is inclined, by arranging the right side surface of the bottom plate 13 into an inclined type, thereby facilitating the walking of a transportation trolley, facilitating the work of workers, the lower surface of the box body 1 is inclined, by arranging the lower surface of the box body 1 into an inclined type, thereby avoiding the pushing and stacking of the crushed coal, thereby facilitating discharging, the left and right side surfaces of the box body 1 are fixedly connected with the upper surface of the bottom plate 13 through the two support frames 12, the support frames 12 are arranged to support and fix the box body 1, thereby ensuring the whole fixing and stabilizing effect of the box body 1, meanwhile, through the supporting height, the transportation trolley is conveniently pushed into the bottom of the box body 1 by a worker, thereby facilitating the normal operation of discharging, the lower surface of the box body 1 is provided with a discharging hopper 15, the lower surface of the discharging hopper 15 is provided with two baffles 18, the opposite surfaces of the two baffles 18 are lapped, the baffles 18 are arranged in the fixing sleeves 17, through the arrangement of the fixing sleeves 17, the support of the baffles 18 is facilitated, the support stability of the baffles 18 is ensured, the two fixing sleeves 17 are arranged on the lower surface of the discharging hopper 15, the left and right side surfaces of the discharging hopper 15 are fixedly connected with the opposite surfaces of the two baffles 18 through, and the right side of the right side cylinder 8 is provided with a power supply 21, through setting up the power supply 21, thereby being convenient for supplying power to the first motor 31, the second motor 10 and the electric push rod 16, thereby being capable of guaranteeing the normal work of the first motor 31, the second motor 10 and the electric push rod 16, the right side of the power supply 21 is respectively provided with a first switch 22 and a second switch 23, through setting up the first switch 22, the second switch 23 and a contact switch 20, thereby being more convenient for the working state control of the first motor 31, the second motor 10 and the electric push rod 16 by the working personnel, and the opposite surfaces of the two left support frames 12 are fixedly connected with a support plate 19, the right side of the support plate 19 is provided with the contact switch 20, the output end of the power supply 21 is respectively and electrically connected with the input ends of the first switch 22, the second switch 23 and the contact switch 20 through wires, the output ends of the first switch 22, the second switch 23 and the contact switch 20 are respectively and the, The second motor 10 is electrically connected with the input end of the electric push rod 16.

The utility model discloses an operating procedure does:

s1, when the coal crusher is used, the first motor 31 is controlled to work, so that the first motor 31 drives the two gears 2 to rotate, the two gears 2 drive the two crushing rollers 4 to rotate, and the coal can be crushed;

s2, controlling the second motor 10 to work, enabling the second motor 10 to drive the helical blade 14 to rotate through the rotating shaft 91, enabling the crushed coal to fall to the filter screen 6, enabling the coal to fall from the filter screen 6 in a smaller size, enabling the coal to enter the cylinder 8 in a larger size, conveying the coal to the feeding pipe 11 through the helical blade 14, and crushing the coal again;

s3, when the ejection of compact is required, the staff can push from the right side of box 1 through the travelling bogie, make the travelling bogie touch contact switch 20, make two electric putter 16 extension, and drive two baffle 18 separation, make play hopper 15 open, make coal get into the travelling bogie, when the travelling bogie reaches a certain amount, drag the travelling bogie away, make two electric putter 16 of contact switch 20 control shorten, make two baffle 18 seal out hopper 15, thereby accomplish ejection of compact work.

The above-mentioned embodiments further describe the objects, technical solutions and advantages of the present invention in detail, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a coal breaker for boiler burning, includes box (1), its characterized in that: the grinding device is characterized in that four first bearings (5) are connected in the box body (1) in a clamping mode, a grinding roller (4) is connected in every two first bearings (5) in a sleeved mode, gears (2) are fixedly connected to the back faces of the grinding rollers (4), a driving device (3) is fixedly connected to the back face of the right side gear (2), the driving device (3) is fixedly connected to the back face of the box body (1), the left side face and the right side face of the box body (1) are communicated with the opposite faces of the two cylinder bodies (8) through two connecting pipes (7), the cylinder bodies (8) are fixedly connected to the left side face of the box body (1), a second motor (10) is arranged in each cylinder body (8), a rotating device (9) is fixedly connected to an output shaft of the second motor (10), and the rotating device (9) is connected;

the outer surface of the rotating device (9) is provided with a helical blade (14), the opposite surfaces of the two cylinders (8) are respectively communicated with the upper surface of the box body (1) through two feeding pipes (11), a filter screen (6) is arranged in the box body (1), the left side surface and the right side surface of the box body (1) are fixedly connected with the upper surface of the bottom plate (13) through two support frames (12), a discharge hopper (15) is arranged on the lower surface of the box body (1), two baffles (18) are arranged on the lower surface of the discharge hopper (15), and the opposite surfaces of the two baffles (18) are overlapped, the baffles (18) are arranged in the fixed sleeve (17), and two fixed sleeves (17) are arranged on the lower surface of the discharge hopper (15), and the left side surface and the right side surface of the discharge hopper (15) are fixedly connected with the opposite surfaces of the two baffles (18) through electric push rods (16).

2. A coal crushing apparatus for boiler incineration according to claim 1, characterized in that: the driving device (3) comprises a first motor (31), and an output shaft of the first motor (31) is fixedly connected to the back surface of the right side gear (2).

3. A coal crushing apparatus for boiler incineration according to claim 2, characterized in that: the lower surface of first motor (31) passes through the back fixed connection of fixed plate (32) and box (1), and the right flank of right side barrel (8) is provided with power (21), the right flank of power (21) is provided with first switch (22) and second switch (23) respectively, and backup pad (19) of opposite face fixedly connected with of two support frames (12) in the left side, the right flank of backup pad (19) is provided with contact switch (20).

4. A coal crushing apparatus for boiler incineration according to claim 3, characterized in that: the output end of the power supply (21) is respectively and electrically connected with the input ends of the first switch (22), the second switch (23) and the contact switch (20) through wires, and the output ends of the first switch (22), the second switch (23) and the contact switch (20) are respectively and electrically connected with the input ends of the first motor (31), the second motor (10) and the electric push rod (16) through wires.

5. A coal crushing apparatus for boiler incineration according to claim 1, characterized in that: the shape of filter screen (6) is the triangle-shaped structure, the right flank of bottom plate (13) is the tilting, the lower surface of box (1) is the tilting.

6. A coal crushing apparatus for boiler incineration according to claim 1, characterized in that: rotating device (9) are including pivot (91), the top of pivot (91) and the output shaft fixed connection of second motor (10), be provided with helical blade (14) outward in pivot (91), two second bearings (92) have been cup jointed to the surface of pivot (91), second bearing (92) joint is in barrel (8).