CN212263532U

CN212263532U - Multi-cavity grate plate for crusher

Info

Publication number: CN212263532U
Application number: CN202020352003.2U
Authority: CN
Inventors: 贡焱
Original assignee: Yangzhou Mingtai Machinery Co ltd
Current assignee: Yangzhou Mingtai Machinery Co ltd
Priority date: 2020-03-19
Filing date: 2020-03-19
Publication date: 2021-01-01
Anticipated expiration: 2030-03-19

Abstract

The utility model discloses a comb board for multicavity breaker relates to the relevant field of breaker, for the dull and stereotyped face of solving the comb board among the prior art because the cooperation is broken, is worn and torn easily, and supplementary crushing ability reduces, and the difficult problem of changing after wearing and tearing are serious. The comb plate main part includes upper edge, lower edge and connecting strip, and upper edge, lower edge and connecting strip integrated into one piece go up along the upper end that is located the connecting strip, and lower edge is located the lower extreme of connecting strip, goes up along the highly the same with lower edge, and the connecting strip is provided with a plurality of, and the distance equals between a plurality of connecting strip is adjacent, a plurality of the connecting strip with last edge and form the sieve mesh down between the edge.

Description

Multi-cavity grate plate for crusher

Technical Field

The utility model relates to a breaker field of being correlated with specifically is a multicavity is comb board for breaker.

Background

During the operation of the crusher, the motor drives the rotor to rotate at a high speed in the crushing cavity, materials are fed into the crusher from the feeding port at the upper part to be crushed, the grain fraction smaller than the size of the sieve mesh in the crushed materials is discharged through the grate plate, the coarse grain fraction larger than the size of the sieve mesh is retained on the grate plate to continue to be driven to rotate for crushing, and finally, the grate plate is discharged out of the crusher through the grate plate and plays a role in matching crushing, material blocking and screening in the operation.

The existing grate plate structure is basically characterized in that a whole metal plate is provided with a plurality of round holes or long slotted holes for sieving materials, but the whole flat plate surface of the grate plate is easy to wear because of matched crushing, the auxiliary crushing capacity is reduced, and the grate plate is not easy to replace after being worn seriously; therefore, the market urgently needs to develop a grate plate for a multi-cavity crusher to help people to solve the existing problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multicavity is comb board for breaker to the dull and stereotyped face of the comb board that proposes in solving above-mentioned background art is because the cooperation is broken, is worn and torn easily, and supplementary crushing ability reduces, and the difficult problem of changing after wearing and tearing are serious.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a multicavity is comb board for breaker, includes the comb board main part, the comb board main part includes edge, lower edge and connecting strip, goes up along, lower edge and connecting strip integrated into one piece, goes up along the upper end that is located the connecting strip, and lower edge is located the lower extreme of connecting strip, goes up along the highly the same with lower edge, and the connecting strip is provided with a plurality of, and the distance equals between a plurality of connecting strip is adjacent, a plurality of the connecting strip with last edge and form the sieve mesh down between the edge.

Preferably, the grate is arranged at the front end of the grate plate main body, the grate and the grate plate main body are fixed through fixing screws, the grate is provided with a plurality of connecting strips, the distance between the adjacent connecting strips is equal, the grate at the uppermost end is fixed with the upper edge, the grate at the lowermost end is fixed with the lower edge, and the height of the grate is equal to the height of the upper edge and the lower edge.

Preferably, the grate comprises a grate main body, the longitudinal section of the grate main body is trapezoidal, and the height of the long trapezoidal edge of the grate main body is smaller than the width of the sieve mesh.

Preferably, the front end face of the grate main body is provided with a reinforcing short rib, the reinforcing short rib is fixedly welded with the grate main body, the reinforcing short rib is provided with a plurality of reinforcing short ribs which are arrayed at equal distances, and the length of the reinforcing short rib is equal to the length of the inclined plane of the grate main body.

Preferably, the rear end face of the connecting strip is an inclined plane, the front end face of the connecting strip is provided with straight edges and arc edges, the straight edges and the arc edges are arranged at intervals, and the number of the straight edges is one more than that of the arc edges.

Preferably, the front end of the grate main body is provided with an embedding hole, the middle of the rear end of the embedding hole is provided with a threaded hole, and the threaded hole penetrates through the grate main body.

Compared with the prior art, the beneficial effects of the utility model are that: the flat plate surface of the grate plate is easy to be worn and the auxiliary crushing capability is reduced because of the matching crushing, and the grate plate is not easy to be replaced after being worn seriously

1. In the utility model, instead of adopting a planar grid plate, the grid plate main body and the grid bars are designed in a concave-convex manner, the grid bars are matched with a crushing structure in the crusher to crush, crushed materials are screened out through sieve holes on the grid plate main body, and the whole plane of the grid plate is not used in a multifunctional manner like a traditional structure, so that the abrasion is serious;

2. in the utility model, the grid section is not fixed with the grid plate main body, but is fixed with the grid plate main body by adopting the fixing screw, the grid section at a certain position can be replaced when the grid section is seriously worn in the using process without replacing the whole grid plate, the replacing mode is simpler, and the auxiliary crushing capacity is always excellent by timely replacing the grid section;

3. the utility model discloses an in, the grid section sets up to trapezoidal, and at first with the material contact when the crushing mechanism of breaker is broken on trapezoidal long limit, because of the width that the trapezoidal long limit height of grid section is less than the sieve mesh, so the material that does not reach sieve mesh screening size is certain to be higher than the trapezoidal long limit of grid section, blocks the material when broken and continues to rotate, makes broken structure can carry out the breakage to it, until the unable broken distance of crushing mechanism, this material must be less than the sieve mesh size this moment, directly sieves away.

Drawings

FIG. 1 is a front view of a multi-chamber crusher grid plate of the present invention;

FIG. 2 is a rear view of a multi-chamber crusher grid plate of the present invention;

FIG. 3 is a side view of a grate plate for a multi-chamber crusher according to the present invention;

fig. 4 is a schematic structural view of the grid of the present invention.

In the figure: 1. a grate plate main body; 101. an upper edge; 102. a lower edge; 103. a connecting strip; 1031. straight sides; 1032. arc edge; 104. screening holes; 2. grid section; 201. a grate main body; 202. reinforcing short ribs; 203. an insertion hole; 204. a threaded hole; 3. and fixing the screw.

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.

Referring to fig. 1-4, the present invention provides an embodiment: the utility model provides a multicavity is comb board for breaker, including comb board main part 1, comb board main part 1 includes along 101, down along 102 and connecting strip 103, go up along 101, down along 102 and connecting strip 103 integrated into one piece, it is located the upper end of connecting strip 103 along 101 to go up, it is located the lower extreme of connecting strip 103 along 102 down, it is the same with the height along 102 down to go up along 101, connecting strip 103 is provided with a plurality of, the distance equals between a plurality of connecting strip 103 is adjacent, a plurality of connecting strip 103 with last along 101 with form sieve mesh 104 down between the edge 102, the length of sieve mesh 104 equals the length of connecting strip 103, the quantity of sieve mesh 104 is one less than the quantity of connecting strip 103.

Further, the front end of the grid plate main body 1 is provided with a plurality of grid sections 2, the grid sections 2 are fixed with the grid plate main body 1 through fixing screws 3, the distance between the adjacent grid sections 2 of the connecting sections is equal, the grid section 2 at the uppermost end is fixed with the upper edge 101, the grid section 2 at the lowermost end is fixed with the lower edge 102, and the height of the grid section 2 is the same as that of the upper edge 101 and the lower edge 102.

Further, the grid 2 includes grid main part 201, and the longitudinal section of grid main part 201 is trapezoidal, and the trapezoidal long limit height of grid main part 201 is less than the width of sieve mesh 104, and the material that does not reach sieve mesh 104 screening size is certain to be higher than the trapezoidal long limit of grid main part 201, and the trapezoidal long limit of grid main part 201 blocks the material and continues to rotate when the breakage, makes crushing structure can carry out the breakage to it.

Further, the front end face of the grate main body 201 is provided with the reinforcing short ribs 202, the strength of the grate main body 201 is improved, the grate main body 201 cannot be easily deformed under the pressure action of the crushing materials of the crushing mechanism, the reinforcing short ribs 202 are fixedly welded with the grate main body 201, the reinforcing short ribs 202 are provided with a plurality of reinforcing short ribs 202, the plurality of reinforcing short ribs 202 are arrayed at equal distances, and the length of the reinforcing short ribs 202 is equal to the length of the inclined plane of the grate main body 201.

Further, the rear end face of the connecting bar 103 is set to be an inclined plane, the front end face of the connecting bar 103 is provided with straight edges 1031 and arc edges 1032, the straight edges 1031 and the arc edges 1032 are arranged at intervals, the straight edges 1031 are used for being matched with the grate bars 2 in an installing mode, the grate bars 2 are tightly attached to the connecting bar 103, the connection is more stable, the number of the straight edges 1031 is one more than that of the arc edges 1032, and the uppermost end grate bar 2 and the lowermost end grate bar 2 which are installed are respectively fixed to the upper edge 101 and the lower edge 102.

Further, the front end of the grate main body 201 is provided with an insertion hole 203, the head of the fixing screw 3 is inserted into the insertion hole 203, so that the inclined surface of the grate 2 is kept flat after the reinforcing short rib 202 is removed, the middle of the rear end of the insertion hole 203 is provided with a threaded hole 204, and the threaded hole 204 penetrates through the grate main body 201.

The working principle is as follows: when the grate plate is used, materials crushed by the crusher can fall onto the grate plate main body 1, and if the size of the materials is smaller than the width of the sieve holes 104, the materials reach the sieving size and are directly sieved out; if the size of this material is greater than the width of sieve mesh 104, then stop in 1 upper end of grid plate main part, the width that is less than sieve mesh 104 because of the trapezoidal long limit height of grid main part 201, so not reach the trapezoidal long limit that sieve mesh 104 sieved the material of size and must be higher than grid main part 201, the trapezoidal long limit of grid main part 201 blocks the material and continues to rotate when the breakage, make crushing structure can carry out the breakage to it, until the unable broken distance of crushing mechanism, this moment this material must be less than sieve mesh 104 size, direct screening is gone out, accomplish the cooperation breakage with this, keep off the material and the effect of screening. As the grate bar 2 is matched with the crushing mechanism of the crusher, the abrasion of the grate bar 2 is serious, once the abrasion of the grate bar 2 seriously affects the normal crushing and screening work of the crusher, the fixing screw 3 of the grate bar 2 with serious abrasion is unscrewed, a new grate bar 2 is replaced, the whole structure is not required to be replaced, when the new grate bar 2 is installed through the fixing screw 3, the fixing screw 3 is screwed until the screw head of the fixing screw 3 is embedded into the embedding hole 203, and the inclined surface of the grate bar 2 keeps flat after the position of the reinforcing short rib 202 is removed.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a multicavity is comb board for breaker, includes comb board main part (1), its characterized in that: the grate plate main body (1) comprises an upper edge (101), a lower edge (102) and connecting strips (103), the upper edge (101), the lower edge (102) and the connecting strips (103) are integrally formed, the upper edge (101) is located at the upper ends of the connecting strips (103), the lower edge (102) is located at the lower ends of the connecting strips (103), the upper edge (101) and the lower edge (102) are identical in height, the connecting strips (103) are provided with a plurality of connecting strips, the distance between the adjacent connecting strips (103) is equal, and the connecting strips (103) and the upper edge (101) and the lower edge (102) form sieve holes (104).

2. The grid plate for a multichamber crusher of claim 1 wherein: the grate plate is characterized in that a grate bar (2) is arranged at the front end of the grate plate main body (1), the grate bar (2) is fixed with the grate plate main body (1) through a fixing screw (3), the grate bar (2) is provided with a plurality of connecting bars, the distance between the adjacent connecting bars of the grate bar (2) is equal, the grate bar (2) at the uppermost end is fixed with an upper edge (101), the grate bar (2) at the lowermost end is fixed with a lower edge (102), and the height of the grate bar (2) is the same as the height of the upper edge (101) and the lower edge (102).

3. The grid plate for a multichamber crusher of claim 2 wherein: the grate bar (2) comprises a grate bar main body (201), the longitudinal section of the grate bar main body (201) is trapezoidal, and the height of the long trapezoidal edge of the grate bar main body (201) is smaller than the width of the sieve pore (104).

4. The grid plate for a multichamber crusher of claim 3 wherein: the front end face of the grate main body (201) is provided with a reinforcing short rib (202), the reinforcing short rib (202) is fixedly welded with the grate main body (201), the reinforcing short rib (202) is provided with a plurality of reinforcing short ribs, the plurality of reinforcing short ribs (202) are arrayed at equal distances, and the length of the reinforcing short rib (202) is equal to the length of the inclined plane of the grate main body (201).

5. The grid plate for a multichamber crusher of claim 1 wherein: the rear end face of the connecting strip (103) is an inclined plane, the front end face of the connecting strip (103) is provided with straight edges (1031) and arc edges (1032), the straight edges (1031) and the arc edges (1032) are arranged at intervals, and the number of the straight edges (1031) is one more than that of the arc edges (1032).

6. The grid plate for a multichamber crusher of claim 3 wherein: the front end of the grate main body (201) is provided with an embedding hole (203), the middle of the rear end of the embedding hole (203) is provided with a threaded hole (204), and the threaded hole (204) penetrates through the grate main body (201).