CN211070235U

CN211070235U - Material crusher for coal-fired boiler

Info

Publication number: CN211070235U
Application number: CN201921264643.1U
Authority: CN
Inventors: 姜大伟; 王轲歆
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-06
Filing date: 2019-08-06
Publication date: 2020-07-24
Anticipated expiration: 2029-08-06

Abstract

The utility model relates to a material crushing equipment technical field just discloses a material crusher for coal fired boiler, which comprises a bracket, the top fixed mounting of support has crushing case. This material crusher for coal fired boiler, when needs smash not the coal of equidimension or need adjust coal crushing granule size, start first motor and drive the lead screw and rotate, thereby drive the relative or opposite direction's of two left side sliders on the lead screw motion, make the relative or opposite direction's of epaxial crushing roller motion between two sets of left side sliders and the right side slider, thereby adjust the interval between two crushing rollers, the not equidimension coal of breakage of being convenient for, and be convenient for adjust the size of coal crushing granule, when crushing roller is blocked by the material simultaneously, need not shut down the maintenance, only need start first motor and enlarge the interval between two crushing rollers, avoid promptly that crushing roller is died by the material card, it is very convenient to use.

Description

Material crusher for coal-fired boiler

Technical Field

The utility model relates to a material crushing equipment technical field specifically is a material crusher for coal fired boiler.

Background

The coal-fired boiler is a boiler using coal as fuel, and refers to a thermal power device which burns the coal in a hearth to release heat and heats heat medium water or other organic heat carriers (such as heat transfer oil and the like) to a certain temperature (or pressure), and before the coal for the coal-fired boiler is used, a pulverizer is required to pulverize the coal.

However, the distance between two crushing rollers of the material crusher for the existing coal-fired boiler cannot be adjusted, so that the coal with different sizes cannot be crushed, and the size of crushed particles of the coal cannot be adjusted as required.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a material crusher for coal fired boiler, possess and to smash the coal of equidimension not, adjustable coal crushing granule size, can carry out the advantage of screening to the coal after smashing, the unable regulation of interval between two crushing rollers of having solved current material crusher for coal fired boiler, therefore can't smash to the coal of equidimension not, the size of coal crushing granule also can't be adjusted as required simultaneously, and current material crusher for coal fired boiler does not possess screening mechanism, can't carry out the problem of screening to the coal after smashing.

The utility model provides a coal fired boiler is with material crusher, which comprises a bracket, the top fixed mounting of support has crushing case, the middle part on crushing roof end is equipped with the feed inlet, and the middle part of smashing the bottom of the case is equipped with the discharge gate, the middle part fixed mounting who smashes the case side has first motor, one side fixed mounting who smashes the incasement chamber has the left side mount, and the opposite side fixed mounting who smashes the incasement chamber has the right side mount, the fixed cover in middle part of right side mount inner chamber is equipped with the bracing piece, the both ends movable sleeve of bracing piece is equipped with the right side slider, the right side mount has seted up the right side movable groove near one side of left side mount, fixed cover is equipped with the lead screw that is located left side mount inner chamber middle part on the output shaft of first motor, the fixed cover is equipped with the positive and negative screw thread about its middle part, the both ends of lead screw are respectively screw thread cover and are equipped with the left side slider that the symmetry just is located the lead screw positive and negative thread on the lead screw, the middle part fixed mounting of left side slider has the second motor, fixed cover is equipped with the fixed pivot on the output shaft of second motor, fixed cover is equipped with the fixed cover in the pivot, fixed cover is equipped with crushing roller in the pivot, and the left side slider, the movable sleeve the left side fixed movable sleeve joint with the fixed screen mesh screen cloth, the fixed screen cloth is equipped with the fixed screen cloth, the fixed screen cloth is equipped with the fixed movable frame bottom of the fixed movable frame, the fixed screen cloth is equipped with the fixed screen cloth, the fixed screen cloth is equipped with the fixed on the fixed screen cloth, the fixed on the left side of.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. this coal pulverizer for boiler, through starting first motor, when needs are smashed the coal of equidimension not or need adjust coal crushing granule size, it drives the lead screw rotation to start first motor, thereby drive the relative or opposite direction's of two left side sliders on the lead screw motion, utilize on the bracing piece right side slider to the support and spacing of pivot, make the relative or opposite direction's of epaxial crushing roller motion between two sets of left side sliders and the right side slider, thereby adjust the interval between two crushing rollers, be convenient for smash the coal of equidimension not, and be convenient for adjust the size of coal crushing granule, simultaneously when crushing roller is blocked by the material, need not shut down the maintenance, only need start first motor and enlarge the interval between two crushing rollers, avoid crushing roller to be blocked by the material promptly, it is very convenient to use.

2. This material crusher for coal fired boiler, drive fixed frame vibration in the screening box through starting vibrating motor, thereby drive the screen cloth vibration in the fixed frame, filter the material after smashing the roller, be favorable to the classification after the coal is smashed, when adjusting when smashing the coal of different particle sizes of roller, through opening the chamber door, rotate the fixture block, take out the screen cloth, change the screen cloth of different sieve mesh sizes again, thereby it is categorised to filter the coal of different particle sizes, convenience simple to use.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structural crushing roller of the present invention;

FIG. 3 is a schematic view of the structural box door of the present invention;

FIG. 4 is a schematic view of the fixing frame of the present invention;

fig. 5 is a schematic view of the structural block of the present invention.

In the figure: 1. a support; 2. a crushing box; 3. a feed inlet; 4. a discharge port; 5. a first motor; 6. a left side fixing frame; 601. a screw rod; 602. a left slider; 603. a second motor; 604. a rotating shaft; 605. a crushing roller; 606. a slider movable slot; 607. a left movable groove; 7. a right side fixing frame; 8. a support bar; 9. A right slide block; 10. a right movable groove; 11. a screening box; 12. a box door; 13. a discharge outlet; 14. a telescopic rod; 15. a spring; 16. a fixed frame; 161. a discharge hole; 162. a clamping block; 163. screening a screen; 17. A vibration motor.

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.

The coal-fired boiler material crusher comprises a bracket 1, a crushing box 2 is fixedly mounted at the top of the bracket 1, a feed inlet 3 is arranged in the middle of the top end of the crushing box 2, a discharge outlet 4 is arranged in the middle of the bottom end of the crushing box 2, a first motor 5 is fixedly mounted in the middle of the side of the crushing box 2, a left-side fixing frame 6 is fixedly mounted at one side of the inner cavity of the left-side fixing frame 6, a screw rod 601 is fixedly mounted at the middle of the inner cavity of the left-side fixing frame 6, symmetrical positive and negative threads are arranged in the middle of the screw rod 601, two left-side sliding blocks 602 which are symmetrically arranged on the positive and negative threads of the screw rod 601 are respectively sleeved with threads, a left-side sliding block 602 which is movably sleeved with a left-side sliding block 607 which is positioned on the front and a right-side sliding block 163, when the distance between the left-side fixing frame 163 and the left-side sliding block 163 of the left-side fixing frame 163 of the left-side rotating screen cloth 600 and the left-side screen cloth 600 is increased by a movable screen mesh screen cloth 16, a screen cloth or a screen cloth 16, a screen cloth 16 is arranged in the inner cavity of a screen cloth 21, a screen cloth or a screen cloth 21, a screen cloth is arranged in a screen cloth or a screen cloth, a screen cloth or a screen cloth, a screen cloth or a screen cloth 21, a screen cloth or a screen cloth, a screen cloth or a screen cloth 21, a screen cloth or a screen cloth is arranged in a screen cloth, a screen cloth or a screen cloth, a screen cloth or a screen cloth, a screen cloth or a screen cloth, a screen cloth or a screen cloth 21, a screen cloth or a screen cloth, a.

The working principle is as follows: firstly, a second motor 603 is started to drive a crushing roller 605 on a rotating shaft 604 to rotate, then materials are added into a crushing box 2 through a feeding hole 3, the materials are crushed by the crushing roller 605, the crushed materials fall into a screening box 11 through a discharging hole 4, then a vibration motor 17 is started to drive a screen 163 in a fixed frame 16 to vibrate, so that fine materials fall into screen holes of the screen 163 through a discharging hole 161 and are discharged through a discharging hole 13 at the bottom of the screening box 11, finally, when coal with different sizes needs to be crushed or the size of crushed particles of the coal needs to be adjusted, a first motor 5 is started to drive a screw rod 601 to rotate, so that two left side sliding blocks 602 on the screw rod 601 are driven to move in opposite directions or opposite directions, and a right side sliding block 9 on a support rod 8 is used for supporting and limiting the other end of the rotating shaft 604, so that the crushing roller 605 on the rotating shaft 604 between the two left side sliding blocks 602 and the right side sliding blocks 9 moves in opposite, adjust the interval between two crushing rollers 605, be convenient for broken not coal of equidimension, or smash out the coal of different particle sizes, after crushing roller 605 interval adjustment, open chamber door 12, rotate fixture block 162, take out screen cloth 163, change the screen cloth 163 of different sieve mesh sizes again, recycle fixture block 162 and block admittedly screen cloth 163 to accomplish the change of different sieve mesh sizes screen cloth 163, can.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a coal fired boiler is with material crusher, includes support (1), its characterized in that the top fixed mounting of support (1) has crushing case (2), the middle part on crushing case (2) top is equipped with feed inlet (3), and the middle part of crushing case (2) bottom is equipped with discharge gate (4), the middle part fixed mounting of crushing case (2) side has first motor (5), one side fixed mounting of crushing case (2) inner chamber has left side mount (6), and the opposite side fixed mounting of crushing case (2) inner chamber has right side mount (7), the fixed cover in middle part of right side mount (7) inner chamber is equipped with bracing piece (8), the both ends movable sleeve of bracing piece (8) is equipped with right side slider (9) on the one side of right side mount (7) being close to left side mount (6) has seted up right side movable groove (10), fixed cover is equipped with lead screw (601) that be located left side mount (6) inner chamber middle part of fixed mounting (6) on the output shaft (60) of fixed cover is equipped with the slider (604) and the fixed screen mesh (10), the slider (604) and the fixed screen mesh (10) and the fixed screen (10) are equipped with the fixed screen (10) and the fixed screen mesh (10) are equipped with the fixed screen (10) on the fixed frame (604), the fixed screen (10) and fixed screen (10) are equipped with the fixed screen (10) on the fixed frame (604) of the fixed frame (604) and fixed frame (10) and fixed frame (604) and fixed frame (10) inner chamber of the fixed frame (604) and fixed frame (10) are equipped with the fixed screen (604) and fixed frame (10) and fixed screen (10) and the fixed screen (21) and fixed screen (10) are equipped with the fixed on the left side of the fixed frame (604) of the fixed frame (10) of the left side of the fixed frame (21), the fixed screen (10) inner chamber of the fixed screen (10) and fixed frame (604) inner chamber, the fixed screen (10) are equipped with the fixed frame (10) and fixed frame (21) and fixed frame (10) inner chamber of the fixed frame (10) are equipped with the fixed frame (604) and fixed frame (21) and fixed frame (604) and fixed frame (10) inner chamber of the fixed frame (604) and fixed screen (604) inner chamber of the fixed frame (10) and fixed on the fixed frame (10) inner chamber of the fixed on the fixed frame (10) of the fixed frame (21) inner chamber, the fixed frame (21) inner chamber of the fixed frame (10) are equipped with the fixed frame.