CN112892704A

CN112892704A - A reducing mechanism for coal cinder after coal burning

Info

Publication number: CN112892704A
Application number: CN202110063906.8A
Authority: CN
Inventors: 胡兰英
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-18
Filing date: 2021-01-18
Publication date: 2021-06-04

Abstract

The invention relates to the technical field of removal or treatment of combustion residues, and discloses a crushing device for coal residues after coal combustion, which comprises a shell, wherein a supporting shell is movably connected inside the shell, a fixed block is fixedly connected outside the supporting shell, a coil is movably connected outside the supporting shell, and a fixed shaft is movably connected inside the supporting shell, so that the coal residues can be crushed to a required degree in time after entering the device under the interaction of all structures of the device, the crushing degree of the coal residues is ensured, the crushed coal residues can be screened to prevent larger coal residue particles from entering, the crushing quality of the coal residues can be better ensured, and a driving power supply can be controlled to not drive a grinding wheel any more in time through a control center when the grinding wheel stalls, so that the danger caused by overhigh rotating speed is prevented, thereby protecting the device.

Description

A reducing mechanism for coal cinder after coal burning

Technical Field

The invention relates to the technical field of removal or treatment of combustion products or combustion residues, in particular to a crushing device for coal residues after coal combustion.

Background

At present many places need the burning of mineral substance to carry out work, especially in winter in the north, adopt central heating, so the heating station will burn a large amount of coal every day and guarantee the heating, and prior art can't guarantee the complete combustion of coal, will produce more burning waste material like this, also be the cinder, mineral composition mainly has in the cinder: the coal slag is discarded and accumulated, not only occupies land, but also emits sulfur-containing gas to pollute atmosphere, is harmful to environment, even can spontaneously combust to cause fire, and the excessive coal slag is still stacked together in many places at present.

The cinder can be used for making masonry mortar and wall body material after smashing, but can need comparatively meticulous cinder when making masonry mortar and wall body material, can need comparatively crude cinder sometimes, but present rubbing crusher can only carry out the smashing of a degree to the cinder, and the extremely easy cinder still has great residue wherein because the incomplete messenger cinder that smashes for wall body material can't load bearing standard, just so fracture when making the wall body receive great impact very easily and take place danger.

Therefore, in order to solve these problems, a pulverizing device for coal cinder after coal combustion is required.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a crushing device for coal cinder after coal combustion, which has the advantages of automatically grinding the coal cinder, crushing the coal cinder with different precisions according to different requirements, and timely decelerating the grinding wheel when the rotating speed of the grinding wheel is too high, and solves the problems that the coal cinder is excessively accumulated, spontaneous combustion is easy to occur, and the crushing precision can not be adjusted according to different requirements.

(II) technical scheme

In order to achieve the purposes of automatically grinding the coal cinder, crushing with different precisions according to different requirements and timely decelerating the grinding wheel when the rotating speed of the grinding wheel is overhigh, the invention provides the following technical scheme: a crushing device for coal cinder after coal combustion comprises a shell, wherein a supporting shell is movably connected inside the shell, a fixed block is fixedly connected outside the supporting shell, a coil is movably connected outside the supporting shell, a fixed shaft is movably connected inside the supporting shell, a first grinding wheel is movably connected outside the fixed shaft, a fixed shell is fixedly connected inside the first grinding wheel, an electrorheological body is arranged inside the fixed shell, a supporting spring is movably connected inside the fixed shell, a mandril is movably connected outside the supporting spring, a conductor is fixedly connected inside the first grinding wheel, a second grinding wheel is movably connected outside the first grinding wheel, a concave shell is fixedly connected inside the second grinding wheel, a buckle assembly is movably connected outside the concave shell, a box body is fixedly connected inside the second grinding wheel, an electromagnet is movably connected inside the box body, and a jacking block is fixedly connected outside the electromagnet, the inside swing joint of box has trigger assembly, and the inside swing joint of shell has the sieve fill, and the inside swing joint of shell has the cam.

Preferably, the number of the fixed blocks is not less than five, all the fixed blocks are uniformly distributed outside the shell at equal angles, current is conducted inside the coil, magnetic induction lines exist inside the coil, and the conductor is perpendicular to the magnetic induction lines generated by the coil.

Preferably, a square hole is formed in the surface of the first grinding wheel, the fixed shell is movably connected to the inner side of the square hole, main materials of the current variant are gypsum, lime, carbon powder and olive oil, the current variant is in a solid state in an electrified state with a specified current amount and in a liquid state in a non-electrified state, the volume of the current variant accounts for three quarters of the inner space of the fixed shell, and a conductive column is arranged inside the current variant.

Preferably, the inside fixedly connected with balancing weight of ejector pin, the semicircle orifice has been seted up on the surface of ejector pin, the inboard fixedly connected with touch panel of semicircle orifice, the notch has been seted up on the surface of grinding miller two, concave shell fixed connection is in the inboard of notch, the specification of concave shell and the specification phase-match of ejector pin, buckle subassembly mainly by the square shell, short spring, the supporting shoe, two movable blocks, two branch, coupling spring constitutes, square shell fixed connection is in the inside of concave shell, two equal swing joint of short spring are in the inboard of square shell, two equal swing joint of short spring are in the outside of supporting shoe, the equal swing joint of two branch is in the outside of supporting shoe, two movable blocks swing joint are in the outside of two branch respectively, coupling spring's both ends are swing joint respectively in the outside of two movable.

Preferably, the box body is internally provided with an elongated slot and an annular slot, the inside of the elongated slot is fixedly connected with a contact, the inner side of the elongated slot is movably connected with a telescopic spring, the electromagnet is movably connected with the outside of the telescopic spring, the outside of the electromagnet is fixedly connected with a connecting block, a top block is fixedly connected with the outside of the connecting block, the inside of the box body is provided with a movable slot, the connecting block is movably connected with the inner side of the movable slot, the inside of the elongated slot is fixedly connected with an iron block, the specification of the iron block is matched with the specification of the electromagnet and the position of the iron block corresponds to that of the electromagnet, the trigger assembly mainly comprises a positive plate, a negative plate, two fixed springs, two dielectric plates and an insulating plate, the positive plate and the negative plate are fixedly connected with the inside of the annular slot, the specification of the top block is matched with the specification of the dielectric plate and the position of the top block corresponds to that of the dielectric plate.

Preferably, the inside of shell is provided with the boss, and the outside swing joint of boss has reset spring, and reset spring swing joint is in the outside of fighting at the sieve, and cam swing joint has seted up the spout in the outside of fighting at the sieve, the inboard at the spout of sieve fill swing joint.

Preferably, the first grinding wheel and the cam are electrically connected with a driving power supply, the conductor is electrically connected with the conductive column, the coil and the electromagnet are electrically connected with an external power supply, and the external power supply, the driving power supply, the contact and the touch plate are electrically connected with the control center.

Preferably, the conductor moves to cut the magnetic induction wire generated by the coil, and the conductor generates induction current.

Preferably, the different facing areas of the dielectric plate and the positive and negative plates in the trigger assembly cause different currents, and the larger the facing area is, the larger the current is, and the smaller the current is otherwise.

Preferably, the electromagnet generates magnetism and adsorbs the iron block after being electrified.

(III) advantageous effects

Compared with the prior art, the invention provides a crushing device for coal cinder after coal combustion, which has the following beneficial effects:

1. this a reducing mechanism for coal cinder after coal burning, through grinding miller one, the set casing, the electrorheological body, supporting spring, the ejector pin, the conductor, under the interact between the grinding miller two, can make and to smash it after the cinder gets into this device, through different rotational speeds, make the cinder by kibbling degree different, thereby reached and to carry out the kibbling effect of different precisions according to the demand of difference, just so can not be carrying out a lot of and smash and make the cinder powder reach the standard value, just so saved a lot of kibbling time, thereby also reduced the disqualification rate of production product when having improved work efficiency.

2. This a reducing mechanism for coal cinder after coal burning, through under the interact between all structures of this device, can be so that get into this device at the cinder after can be timely carry out the crushing of required degree to it, the crushing degree of cinder has just so been guaranteed, and can filter the cinder after smashing, prevent to have great cinder granule to get into, the crushing quality of cinder has just so been guaranteed that can be better, and can be timely when grinding miller stall no longer drive grinding miller one through control maincenter control drive power supply, prevent that its rotational speed is too high to take place danger, thereby this device has been protected.

Drawings

FIG. 1 is a schematic view of the present invention in partial cross section;

FIG. 2 is a schematic structural diagram illustrating a connection relationship between some of the structures shown in FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the structure of FIG. 2 at A according to the present invention;

FIG. 4 is a schematic view of the structure of FIG. 3 at B according to the present invention;

FIG. 5 is a schematic structural diagram illustrating a connection relationship between portions of the structure shown in FIG. 2 according to the present invention;

FIG. 6 is a schematic view of the connection relationship between the case, the electromagnet, the top block and the trigger assembly.

In the figure: 1. a housing; 2. a support housing; 3. a fixed block; 4. a coil; 5. a fixed shaft; 6. grinding a first grinding wheel; 7. a stationary case; 8. an electrorheological fluid; 9. a support spring; 10. a top rod; 11. a conductor; 12. a second grinding wheel; 13. a concave shell; 14. a buckle assembly; 15. a box body; 16. an electromagnet; 17. a top block; 18. a trigger component; 19. a screen bucket; 20. a cam.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, a coal cinder crushing device for coal combustion comprises a housing 1, a supporting shell 2 is movably connected inside the housing 1, a fixing block 3 is fixedly connected outside the supporting shell 2, a coil 4 is movably connected outside the supporting shell 2, a fixing shaft 5 is movably connected inside the supporting shell 2, a grinding wheel 6 is movably connected outside the fixing shaft 5, a fixing shell 7 is fixedly connected inside the grinding wheel 6, an electrorheological body 8 is arranged inside the fixing shell 7, a square hole is formed in the surface of the grinding wheel 6, the fixing shell 7 is movably connected inside the square hole, the electrorheological body 8 is mainly made of gypsum, lime, carbon powder and olive oil, the electrorheological body 8 is solid under an electrified state with a specified current magnitude, liquid under a non-electrified state, and the volume of the electrorheological body 8 occupies three quarters of the inner space of the fixing shell 7, the inside of the current variant 8 is provided with a conductive post.

The inside swing joint of set casing 7 has supporting spring 9, the outside swing joint of supporting spring 9 has ejector pin 10, the inside fixedly connected with conductor 11 of grinding wheel 6, the quantity of fixed block 3 is no less than five, all fixed blocks 3 equal angle uniform distribution are in the outside of shell 1, the inside of coil 4 is circular, there is the magnetic induction line in the inside of coil 4, the produced magnetic induction line of conductor 11 perpendicular to coil 4, the produced magnetic induction line of conductor 11 motion cutting coil 4, conductor 11 can produce induced current.

The outside swing joint of grinding miller 6 has grinding miller two 12, through grinding miller one 6, set casing 7, current variant 8, supporting spring 9, ejector pin 10, conductor 11, under the interact between the grinding miller two 12, can make and to smash it after the cinder gets into this device, through different rotational speeds, it is different to make the cinder by kibbling degree, thereby reached and to have carried out the kibbling effect of different precisions according to the demand of difference, just so can not need to carry out a lot of and smash the standard value and make the cinder powder reach, just so time kibbling many times has been saved, thereby also reduced the defective rate of production product when having improved work efficiency.

A concave shell 13 is fixedly connected inside the second grinding wheel 12, a buckle component 14 is movably connected outside the concave shell 13, a balancing weight is fixedly connected inside the ejector rod 10, a semicircular hole is formed in the surface of the ejector rod 10, a touch plate is fixedly connected on the inner side of the semicircular hole, a notch is formed in the surface of the second grinding wheel 12, the concave shell 13 is fixedly connected on the inner side of the notch, the specification of the concave shell 13 is matched with that of the ejector rod 10, the buckle component 14 mainly comprises a square shell, a short spring and a supporting block, two movable blocks, two branches, connecting spring constitute, and square shell fixed connection is in the inside of concave shell 13, and two equal swing joint of short spring are in the inboard of square shell, and two equal swing joint of short spring are in the outside of supporting shoe, and two equal swing joint of branch are in the outside of supporting shoe, and two movable blocks swing joint respectively are in the outside of two branches, and connecting spring's both ends are swing joint respectively in the outside of two movable blocks.

The inside fixedly connected with box 15 of grinding miller two 12, the inside swing joint of box 15 has electro-magnet 16, electro-magnet 16 can produce magnetism and adsorb the iron plate after the circular telegram, the outside fixedly connected with kicking block 17 of electro-magnet 16, the inside swing joint of box 15 has trigger assembly 18, elongated slot and annular have been seted up to the inside of box 15, the inside fixedly connected with contact of elongated slot, the inboard swing joint of elongated slot has expanding spring, electro-magnet 16 swing joint is in expanding spring's outside, the outside fixedly connected with connecting block of electro-magnet 16, kicking block 17 fixed connection is in the outside of connecting block, the movable slot has been seted up to the inside of box 15, connecting block swing joint is in the inboard of movable slot, the inside fixedly connected with iron plate of elongated slot, the specification and the specification phase-.

Trigger subassembly 18 is mainly by the positive plate, the negative plate, two fixed springs, two dielectric plates, the insulation board is constituteed, the equal fixed connection of positive plate and negative plate is in the inboard of annular, insulation board fixed connection is in the outside of positive plate, the equal swing joint of two fixed springs is in the outside of insulation board, two fixed springs swing joint respectively are in the outside of two dielectric plates, the specification of kicking block 17 and the specification phase-match and the position of dielectric plate are corresponding, trigger dielectric plate and positive plate in the subassembly 18, the negative plate just can lead to the electric current different to the area difference, just the area is big, the electric current is big more, otherwise the electric current is little.

The inside swing joint of shell 1 has sieve fill 19, and the inside swing joint of shell 1 has cam 20, and the inside of shell 1 is provided with the boss, and the outside swing joint of boss has reset spring, and reset spring swing joint is in the outside of sieve fill 19, and cam 20 swing joint is in the outside of sieve fill 19, and the spout has been seted up to the internal surface of shell 1, and sieve fill 19 swing joint is in the inboard of spout.

Grinding wheel 6, cam 20 all is connected with the drive power supply electricity, conductor 11 is connected with leading electrical pillar electricity, coil 4, electro-magnet 16 all is connected with the external power supply electricity, external power supply, drive power supply, the contact, the touch panel all is connected with the control maincenter electricity, under the interact between all structures through this device, can be so that can be timely after the cinder gets into this device carry out the crushing of required degree to it, just so guaranteed the crushing degree of cinder, and can screen the cinder after smashing, prevent that there is great cinder granule to get into, the crushing quality of cinder has just so been guaranteed that can be better, and can be timely when grinding wheel 6 stall no longer drive grinding wheel 6 through control maincenter control drive power supply, prevent that its rotational speed from taking place dangerously, thereby this device has been protected.

The device starts to be started, an operator puts coal cinder after coal combustion into the device, the operator controls a driving power supply to drive a grinding wheel I6 and a cam 20 to rotate through a control center, the control center controls an external power supply to supply power to a coil 4, the grinding wheel I6 rotates to crush the coal cinder, the grinding wheel I6 rotates a fixed shell 7 to move, the fixed shell 7 moves to enable a push rod 10 to move, the centrifugal force borne by the push rod 10 is smaller than the elastic force of a supporting spring 9, the push rod 10 cannot be thrown out at the moment, the coal cinder is subjected to primary crushing, the grinding wheel I6 rotates to drive a conductor 11 to move, the conductor 11 moves to cut magnetic induction lines generated by the coil 4, the conductor 11 cannot supply power to an electrorheological body 8 through a conductive column because a circuit is not conducted at the moment, the grinding wheel I6 rotates to crush the coal cinder, crushed coal cinder powder is collected to the outside a sieve hopper 19, the rotation of the cam 20 drives the sieve bucket 19 to reciprocate under the deformation action of the return spring, so that the sieve bucket 19 screens powder.

When the operator needs finer powder, the operator controls the driving power supply to drive the grinding wheel I6 to increase the rotating speed, at this time, the centrifugal force applied to the carrier rod 10 is greater than the elastic force of the expansion spring, at this time, the carrier rod 10 is thrown out, the carrier rod 10 contacts with the movable block, the movable block drives the supporting block to move under the action of the supporting rod and the connecting spring, the supporting block moves to compress the connecting spring, so that the carrier rod 10 passes through the buckle component 14, when the movable block is in contact with the contact plate, the circuit is switched on, the induced current generated by the conductor 11 flows into the current transformation body 8 through the conductive column, at this time, the current variant 8 becomes solid under the action of the current, the movement of the supporting spring 9 is prevented, at this time, the ejector rod 10 is connected with the concave shell 13, the grinding wheel I6 moves to drive the grinding wheel II 12 to move under the action of the ejector rod 10 and the concave shell 13, and at this time, the grinding wheel II 12 rotates to more finely crush the coal cinder.

When two 12 rotational speeds of grinding miller are too fast, two 12 rotations of grinding miller drive the motion of box 15, the motion of box 15 drives the motion of electro-magnet 16, at this moment electro-magnet 16 can overcome expanding spring' S elasticity, at this moment electro-magnet 16 and contact, the contact is triggered, at this moment control centre control external power source is 16 circular telegrams for electro-magnet, produce magnetism and adsorb the iron plate after the electro-magnet 16 circular telegrams, electro-magnet 16 motion pulling expanding spring and drive the connecting block motion, the connecting block motion drives kicking block 17 motion, kicking block 17 motion and dielectric medium plate contact, make dielectric medium plate and positive plate, the positive area S increase of negative plate, capacitance C increases, the expression is as follows:

C＝εS/4πkd

at the moment, the current changes, and the control center controls the driving power supply to stop driving the grinding wheel I6 to move, so that the grinding wheel I is prevented from stalling and rotating under the action of external factors, and the device is protected.

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 reducing mechanism for coal cinder after coal burning, includes shell (1), its characterized in that: the inner part of the shell (1) is movably connected with a supporting shell (2), the outer part of the supporting shell (2) is fixedly connected with a fixed block (3), the outer part of the supporting shell (2) is movably connected with a coil (4), the inner part of the supporting shell (2) is movably connected with a fixed shaft (5), the outer part of the fixed shaft (5) is movably connected with a grinding wheel I (6), the inner part of the grinding wheel I (6) is fixedly connected with a fixed shell (7), the inner part of the fixed shell (7) is provided with an electrorheological body (8), the inner part of the fixed shell (7) is movably connected with a supporting spring (9), the outer part of the supporting spring (9) is movably connected with a mandril (10), the inner part of the grinding wheel I (6) is fixedly connected with a conductor (11), the outer part of the grinding wheel I (6) is movably connected with a grinding wheel II (12), the inner part of the grinding wheel II (12, the inside fixedly connected with box (15) of grinding miller two (12), the inside swing joint of box (15) has electro-magnet (16), the outside fixedly connected with kicking block (17) of electro-magnet (16), the inside swing joint of box (15) has trigger assembly (18), the inside swing joint of shell (1) has sieve fill (19), the inside swing joint of shell (1) has cam (20).

2. The coal cinder crushing device for coal combustion according to claim 1, characterized in that: the number of the fixing blocks (3) is not less than five, all the fixing blocks (3) are uniformly distributed outside the shell (1) at equal angles, current is conducted inside the coil (4), magnetic induction lines exist inside the coil (4), and the conductor (11) is perpendicular to the magnetic induction lines generated by the coil (4).

3. The coal cinder crushing device for coal combustion according to claim 1, characterized in that: the surface of the grinding wheel I (6) is provided with a square hole, the fixed shell (7) is movably connected to the inner side of the square hole, main materials of the current variant (8) are gypsum, lime, carbon powder and olive oil, the current variant (8) is in a solid state in an electrified state with a specified current amount and in a liquid state in a non-electrified state, the volume of the current variant (8) accounts for three quarters of the inner space of the fixed shell (7), and a conductive column is arranged inside the current variant (8).

4. The coal cinder crushing device for coal combustion according to claim 1, characterized in that: the inside fixedly connected with balancing weight of ejector pin (10), the semicircle orifice has been seted up on the surface of ejector pin (10), the inboard fixedly connected with touch panel of semicircle orifice, the notch has been seted up on the surface of grinding miller two (12), concave shell (13) fixed connection is in the inboard of notch, the specification of concave shell (13) and the specification phase-match of ejector pin (10), buckle subassembly (14) mainly by the square shell, short spring, the supporting shoe, two movable blocks, two branches, coupling spring constitutes, square shell fixed connection is in the inside of concave shell (13), the equal swing joint of two short springs is in the inboard of square shell, the equal swing joint of two short springs is in the outside of supporting shoe, the equal swing joint of two branches is in the outside of supporting shoe, two movable blocks are swing joint respectively in the outside of two branches, coupling spring's both ends are swing joint respectively in the outside of two movable blocks.

5. The coal cinder crushing device for coal combustion according to claim 1, characterized in that: the inner part of the box body (15) is provided with an elongated slot and a ring slot, the inner part of the elongated slot is fixedly connected with a contact, the inner side of the elongated slot is movably connected with a telescopic spring, the electromagnet (16) is movably connected with the outer part of the telescopic spring, the outer part of the electromagnet (16) is fixedly connected with a connecting block, a top block (17) is fixedly connected with the outer part of the connecting block, the inner part of the box body (15) is provided with a movable slot, the connecting block is movably connected with the inner side of the movable slot, the inner part of the elongated slot is fixedly connected with an iron block, the specification of the iron block is matched with the specification of the electromagnet (16) and the position of the iron block corresponds to the specification of the electromagnet (16), the trigger assembly (18) mainly comprises a positive plate, a negative plate, two fixed springs, the two fixed springs are movably connected to the outer parts of the two dielectric plates respectively, and the specifications of the top block (17) are matched with those of the dielectric plates and correspond to the positions of the dielectric plates.

6. The coal cinder crushing device for coal combustion according to claim 1, characterized in that: the inside of shell (1) is provided with the boss, and the outside swing joint of boss has reset spring, and reset spring swing joint is in the outside of sieve fill (19), and cam (20) swing joint has seted up the spout in the outside of sieve fill (19), the internal surface of shell (1), and sieve fill (19) swing joint is in the inboard of spout.

7. The coal cinder crushing device for coal combustion according to claim 1, characterized in that: grinding wheel (6), cam (20) all are connected with drive power supply electricity, and conductor (11) are connected with leading electrical pillar electricity, and coil (4), electro-magnet (16) all are connected with external power supply electricity, and external power supply, drive power supply, contact, touch panel all are connected with the control maincenter electricity.