CN215917609U

CN215917609U - High-speed rotor shaft of impact crusher

Info

Publication number: CN215917609U
Application number: CN202122126657.0U
Authority: CN
Inventors: 乔现宇; 李国强; 李玉芬; 王慧杰; 藏跃超
Original assignee: Xuchangye Constant Magnetic Separation Equipment Co ltd
Current assignee: Xuchangye Constant Magnetic Separation Equipment Co ltd
Priority date: 2021-09-06
Filing date: 2021-09-06
Publication date: 2022-03-01
Anticipated expiration: 2031-09-06

Abstract

The utility model discloses a high-speed rotor shaft of an impact crusher, wherein rotating shafts are arranged at two ends of a rotor barrel, annular fixed plates are fixedly arranged at two ends of the rotor barrel, an arc-shaped mounting plate is arranged on the side wall of the rotor barrel, two ends of the arc-shaped mounting plate are fixedly connected with the annular fixed plates through first fixed bolts and nuts, a connecting plate is fixedly arranged on the arc-shaped mounting plate, a first clamping groove and a second clamping groove are arranged on the connecting plate, a plate hammer is arranged at one side of the connecting plate, a clamping block is arranged on the plate hammer, fixing holes are respectively arranged above the first clamping groove and the second clamping groove, correspondingly, a fixing hole is also arranged above the clamping block on the plate hammer, and a second fixed bolt is arranged in the fixing hole; in summary, the utility model has the advantages of convenient maintenance and replacement and flexible and convenient use.

Description

High-speed rotor shaft of impact crusher

Technical Field

The utility model relates to a rotor shaft, in particular to a high-speed rotor shaft of an impact crusher.

Background

The impact crusher is a crushing machine which utilizes impact energy to crush materials, when the machine works, under the driving of a motor, a rotor rotates at a high speed, when the materials enter a plate hammer action area, the materials are impacted and crushed with a plate hammer on the rotor, then the materials are thrown to an impact device to be crushed again, then the materials rebound from an impact lining plate to the plate hammer action area to be crushed again, the process is repeated until the materials are crushed to required granularity, and the materials are discharged from a discharge port.

Wherein, the fixed setting of bar strikes with the material on the rotor, thereby reach and carry out broken effect to the material, consequently the surface of bar produces great wearing and tearing easily, influence crushing effect, need change after using the removal end time, and current breaker rotor and bar fixed connection, make the bar be not convenient for dismantle, and because the degree of wear of bar is uneven when in-service use, only need adjust the change to partial bar sometimes, current breaker rotor operation is very inconvenient.

Therefore, in order to solve the above problems, it is necessary to develop a high-speed rotor shaft of a reaction crusher.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art, and provides a high-speed rotor shaft of an impact crusher, which is convenient to maintain and replace and flexible and convenient to use.

The purpose of the utility model is realized as follows: a high-speed rotor shaft of a counterattack crusher comprises a rotor barrel body, a rotating shaft, an annular fixing plate, an arc-shaped mounting plate, a first fixing bolt, a nut, a connecting plate, a first clamping groove, a second clamping groove, a plate hammer, a clamping block, a fixing hole and a second fixing bolt, wherein the rotating shaft is arranged at two ends of the rotor barrel body, the annular fixing plate is fixedly arranged at two ends of the rotor barrel body, the long-strip-shaped arc-shaped mounting plate is arranged on the side wall of the rotor barrel body, two ends of the arc-shaped mounting plate are fixedly connected with the annular fixing plate through the first fixing bolt and the nut, the connecting plate is fixedly arranged on the arc-shaped mounting plate, the first clamping groove and the second clamping groove are sequentially arranged on one side of the connecting plate from bottom to top, the plate hammer is arranged on one side of the connecting plate, the clamping block matched with the first clamping groove and the second clamping groove is arranged at the bottom end, close to the connecting plate, first joint groove and second joint groove top are provided with the fixed orifices respectively, correspondingly, it also is provided with the fixed orifices to lie in joint piece top on the board hammer, be provided with second fixing bolt in the fixed orifices, connecting plate and board hammer are fixed or are fixed through second joint groove, joint piece, fixed orifices and second fixing bolt through first joint groove, joint piece, fixed orifices and second fixing bolt.

The arc mounting plate and the connecting plate are arranged in an integrated structure.

The rotor cylinder and the annular fixing plate are arranged in an integrated structure.

And a groove is formed in the position, located in the fixing hole, of one side, far away from the connecting plate, of the plate hammer.

An inverted T-shaped inserting groove is formed in the surface of the rotor cylinder, and an inverted T-shaped inserting plate matched with the arc-shaped installing plate is arranged at the bottom end of the arc-shaped installing plate.

The annular fixing plate is provided with a notch through which the plugboard can pass.

The utility model has the beneficial effects that: according to the utility model, the arc-shaped mounting plate is detachably and fixedly connected with the rotor barrel, the rotor barrel is provided with the connecting plates, and the plate hammers are detachably and fixedly connected on the connecting plates, so that when all the plate hammers on the arc-shaped mounting plate are worn heavily, the arc-shaped mounting plate can be directly disassembled and replaced, all the plate hammers on the arc-shaped mounting plate can be collectively replaced, and only one time of disassembly is needed; the first clamping groove and the second clamping groove are formed in the connecting plate, the plate hammer is connected with the first clamping groove on the lower side of the connecting plate through the clamping block, the fixing hole and the second fixing bolt in an initial state, when the top end of the plate hammer is abraded seriously, the plate hammer can move upwards to be connected with the second clamping groove, so that the abrasion of the top end of the plate hammer is compensated by raising the plate hammer, the service life of the plate hammer can be prolonged, resources are saved, and the full use of things is achieved; in summary, the utility model has the advantages of convenient maintenance and replacement and flexible and convenient use.

Drawings

Fig. 1 is a schematic front view of the present invention.

Fig. 2 is a side view of the present invention.

Fig. 3 is an enlarged schematic view of the plate hammer of fig. 1.

In the figure: 1. rotor barrel 2, pivot 3, annular fixed plate 4, arc mounting panel 5, first fixing bolt 6, nut 7, connecting plate 8, first joint groove 9, second joint groove 10, sash weight 11, joint piece 12, fixed orifices 13, second fixing bolt 14, recess 15, inserting groove 16, inserting plate 17, breach.

Detailed Description

The technical scheme of the utility model is further specifically described below with reference to the accompanying drawings.

As shown in fig. 1, 2 and 3, the high-speed rotor shaft of the impact crusher comprises a rotor barrel 1, a rotating shaft 2, an annular fixing plate 3, an arc-shaped mounting plate 4, a first fixing bolt 5, a nut 6, a connecting plate 7, a first clamping groove 8, a second clamping groove 9, a plate hammer 10, a clamping block 11, a fixing hole 12 and a second fixing bolt 13.

Wherein, the two ends of the rotor cylinder 1 are provided with the rotating shafts 2, the two ends of the rotor cylinder 1 are further fixedly provided with the annular fixing plates 3, preferably, the rotor cylinder 1 and the annular fixing plates 3 are arranged in an integrated structure, the side wall of the rotor cylinder 1 is provided with the strip-shaped arc-shaped mounting plate 4, the two ends of the arc-shaped mounting plate 4 are fixedly connected with the annular fixing plates 3 through the first fixing bolts 5 and the nuts 6, preferably, the surface of the rotor cylinder 1 is provided with inverted T-shaped plugging grooves 15, the bottom end of the arc-shaped mounting plate 4 is provided with the adapted inverted T-shaped plugging plates 16, the annular fixing plate 3 is provided with the notches 17 for the plugging plates 16 to pass through, the arc-shaped mounting plate 4 can be further limited and fixed through the arrangement of the plugging grooves 15 and the plugging plates 16, so that the installation is more firm, the connecting plates 7 are fixedly arranged on the arc-shaped mounting plate 4, preferably, the arc-shaped mounting plate 4 and the connecting plate 7 are arranged in an integral structure, a first clamping groove 8 and a second clamping groove 9 are sequentially arranged on one side of the connecting plate 7 from bottom to top, a plate hammer 10 is arranged on one side of the connecting plate 7, a clamping block 11 matched with the first clamping groove 8 and the second clamping groove 9 is arranged at the bottom end of one side, close to the connecting plate 7, of the plate hammer 10, fixing holes 12 are respectively arranged above the first clamping groove 8 and the second clamping groove 9, correspondingly, fixing holes 12 are also arranged above the clamping blocks 11 on the plate hammer 10, second fixing bolts 13 are arranged in the fixing holes 12, preferably, grooves 14 are arranged at positions, located at the fixing holes 12, on one side, far away from the connecting plate 7, of the plate hammer 10, the second fixing bolts 13 can be arranged in the grooves 14, and are prevented from being directly contacted with materials to further cause abrasion of the second fixing bolts 13, the connecting plate 7 and the plate hammer 10 are fixed through the first clamping groove 8, the clamping block 11, the fixing hole 12 and the second fixing bolt 13 or fixed through the second clamping groove 9, the clamping block 11, the fixing hole 12 and the second fixing bolt 13.

When the utility model is implemented, the arc-shaped mounting plate 4 is fixedly arranged on the rotor barrel 1 through the insertion groove 15, the insertion rod 16, the annular fixing plate 3, the first fixing bolt 5 and the nut 6, the plate hammer 10 is fixedly arranged on the connecting plate 7 through the first clamping groove 8, the fixing hole 12 and the second fixing bolt 13, and the plate hammer can be normally used, when a single plate hammer 10 is abraded, the plate hammer can be moved upwards to be connected with the second clamping groove 9 so as to compensate the abrasion of the top end of the plate hammer 10 by lifting the plate hammer 10, or the plate hammer 10 can be directly detached from the connecting plate 7 connected with the plate hammer for replacement, when a plurality of plate hammers 10 are abraded seriously, the arc-shaped mounting plate 4 can be directly detached and replaced, so that a single plate hammer 10 can be replaced, and a plurality of plate hammers 10 can also be replaced, and the use is rapid, labor-saving and flexible and convenient.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a high-speed rotor shaft of impact crusher which characterized in that: comprises a rotor barrel body (1), a rotating shaft (2), an annular fixing plate (3), an arc-shaped mounting plate (4), a first fixing bolt (5), a nut (6), a connecting plate (7), a first clamping groove (8), a second clamping groove (9), a plate hammer (10), a clamping block (11), a fixing hole (12) and a second fixing bolt (13), wherein the rotating shaft (2) is arranged at the two ends of the rotor barrel body (1), the annular fixing plate (3) is fixedly arranged at the two ends of the rotor barrel body (1), the long-strip-shaped arc-shaped mounting plate (4) is arranged on the side wall of the rotor barrel body (1), the two ends of the arc-shaped mounting plate (4) are fixedly connected with the annular fixing plate (3) through the first fixing bolt (5) and the nut (6), the connecting plate (7) is fixedly arranged on the arc-shaped mounting plate (4), the first clamping groove (8) and the second clamping groove (9) are sequentially arranged on one side of the connecting plate (7) from bottom to top, connecting plate (7) one side is provided with board hammer (10), one side bottom that board hammer (10) is close to connecting plate (7) is provided with joint piece (11) with first joint groove (8) and second joint groove (9) looks adaptation, first joint groove (8) and second joint groove (9) top are provided with fixed orifices (12) respectively, correspondingly, it also is provided with fixed orifices (12) to lie in joint piece (11) top on board hammer (10), be provided with second fixing bolt (13) in fixed orifices (12), connecting plate (7) and board hammer (10) are fixed or are fixed through second joint groove (9), joint piece (11), fixed orifices (12) and second fixing bolt (13) through first joint groove (8), joint piece (11), fixed orifices (12) and second fixing bolt (13).

2. A high speed rotor shaft for an impact crusher as defined in claim 1, wherein: the arc-shaped mounting plate (4) and the connecting plate (7) are arranged in an integrated structure.

3. A high speed rotor shaft for an impact crusher as defined in claim 1, wherein: the rotor cylinder (1) and the annular fixing plate (3) are arranged in an integrated structure.

4. A high speed rotor shaft for an impact crusher as defined in claim 1, wherein: a groove (14) is formed in the position, located in the fixing hole (12), on one side, far away from the connecting plate (7), of the plate hammer (10).

5. A high speed rotor shaft for an impact crusher as defined in claim 1, wherein: an inverted T-shaped inserting groove (15) is formed in the surface of the rotor cylinder body (1), and an inverted T-shaped inserting plate (16) matched with the arc-shaped installing plate is arranged at the bottom end of the arc-shaped installing plate (4).

6. A high speed rotor shaft of an impact crusher in accordance with claim 5, wherein: the annular fixing plate (3) is provided with a notch (17) for the insertion plate (16) to pass through.