CN219334400U - Impact breaking rotor structure with adjustable plate hammer - Google Patents

Abstract

The utility model discloses an adjustable impact breaking rotor structure of a plate hammer, which comprises a locking part, a plate hammer and a plate hammer seat, wherein the plate hammer seat is arranged on a rotor disc at equal intervals, the rotor disc is arranged on a main shaft, one end of the plate hammer seat is provided with a limiting device a, one end of the plate hammer is provided with a limiting device b, the limiting device b is matched with the limiting device a, the plate hammer and the plate hammer seat are locked through the locking part, and the end part of the plate hammer is positioned at the outer side of the rotor disc. The beneficial effects of the utility model are as follows: through stop device a and stop device b mutually support, after the board hammer outer end wearing and tearing, the staff just loosens locking portion, and the electric overhaul hoist grasps the outer end of board hammer, outwards proposes certain distance, makes stop device a and stop device b cooperate again, and rethread locking portion locks, need not hang the board hammer completely out the casing and change, has improved change efficiency, has guaranteed rotor diameter of rotation and board hammer rotation linear velocity unanimity simultaneously, has improved broken material's yield and quality.

Description

Impact breaking rotor structure with adjustable plate hammer

Technical Field

The utility model relates to the technical field of mine aggregate production equipment, in particular to a plate hammer adjustable impact breaking rotor structure.

Background

The impact crusher has large crushing ratio (up to 40), uniform granularity of products and cubic particles, can crush various rocks within 350Mpa, has market share up to 20% of crushing equipment, and is a very promising equipment. However, the large disadvantage is that the rotating diameter of the rotor is reduced after the plate hammer is worn, so that the problems of the reduction of the rotating linear speed of the plate hammer and the increase of the clearance between the plate hammer and the counterattack plate are caused, and finally, the conditions of the increase of the granularity of the crushed materials, the reduction of the yield and the deterioration of the granularity of the crushed materials of the crusher occur. Especially, the hard ore is crushed, the abrasion is more serious, the turnover and the replacement are needed frequently for ensuring the material yield, the effective utilization rate is lower, the plate hammer is required to be completely lifted out of the shell for reverse surface replacement during the replacement, the working time is consumed, and the labor intensity of workers is increased.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provides an adjustable impact breaking rotor structure of a plate hammer.

The aim of the utility model is achieved by the following technical scheme: the utility model provides a broken rotor structure of impact with adjustable board hammer, includes locking part, still includes board hammer and board hammer seat, and board hammer seat equidistant installs on the rotor dish, and the rotor dish is installed on the main shaft, and the one end of board hammer seat is provided with stop device a, and the one end of board hammer is provided with stop device b, stop device b and stop device a cooperation installation, and board hammer seat pass through locking part locking, and the tip of board hammer is located the outside of rotor dish.

Preferably, the limiting device a comprises a clamping groove a and a protruding block a, the clamping groove a and the protruding block a are arranged on one end face of the board hammer seat at intervals, the limiting device b comprises a clamping groove b and a protruding block b, the clamping groove b and the protruding block b are arranged on the end face of the board hammer at intervals, the protruding block a is matched with the clamping groove b, and the protruding block b is matched with the clamping groove a.

Preferably, the end part of the plate hammer seat is also provided with a reinforcing rib plate, and the other end of the reinforcing rib plate is arranged on the main shaft.

Preferably, the locking part comprises a locking block and a locking bolt, and the locking block locks the panel hammer through the locking bolt.

The utility model has the following advantages: according to the utility model, the limiting device a and the limiting device b are matched with each other, after the outer end of the plate hammer is worn, a worker releases the locking part, the outer end of the plate hammer is grasped by the electric overhaul hoist, a certain distance is provided outwards, the limiting device a and the limiting device b are matched again, the plate hammer is locked by the locking part, the plate hammer is not required to be completely lifted out of the shell for replacement, the replacement efficiency is improved, the rotation diameter of the rotor is ensured to be consistent with the rotation linear speed of the plate hammer, and the yield and quality of crushed materials are improved.

Drawings

FIG. 1 is a schematic diagram of a plate hammer adjustable counterattack rotor structure;

in the figure, a 1-plate hammer, a 2-plate hammer seat, a 3-rotor disc, a 4-reinforcing rib plate, a 5-locking block, a 6-locking bolt, a 7-main shaft, an 8-lug b, a 9-clamping groove b, a 10-clamping groove a and an 11-lug a.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

In addition, the embodiments of the present utility model and the features of the embodiments may be combined with each other without collision.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, or are directions or positional relationships conventionally understood by those skilled in the art, are merely for convenience of describing the present utility model and for simplifying the description, and are not to indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In this embodiment, as shown in fig. 1, a hammer adjustable counterattack rotor structure includes a locking portion, and further, the locking portion includes a locking block 5 and a locking bolt 6, and the locking block 5 locks the hammer 1 through the locking bolt 6. Still include board hammer 1 and board hammer seat 2, board hammer seat 2 equidistant installs on rotor disk 3, and rotor disk 3 installs on main shaft 7, and the one end of board hammer seat 2 is provided with stop device a, and the one end of board hammer 1 is provided with stop device b, and stop device b and stop device a cooperation installation, and board hammer 1 and board hammer seat 2 pass through locking portion locking, and the tip of board hammer 1 is located the outside of rotor disk 3. Through stop device a and stop device b mutually support, after the abrasion of board hammer 1 outer end, the staff just loosens locking bolt 6 to make latch segment 5 loosen, grasp the outer end of board hammer 1 through electric overhaul hoist (not shown in the figure), outwards propose certain distance, make stop device a and stop device b cooperate again, rethread locking bolt 6 locks, need not hang out the casing (not shown in the figure) completely with board hammer 1 and change, improved change efficiency, guaranteed simultaneously that rotor diameter of rotation is unanimous with board hammer 1 rotation linear velocity, improved broken material's yield and quality. In this embodiment, the locking portion is in the prior art, and is not improved here, and will not be described here again.

Further, the limiting device a comprises a clamping groove a10 and a protruding block a11, the clamping groove a10 and the protruding block a11 are arranged on one end face of the board hammer seat 2 at intervals, the limiting device b comprises a clamping groove b9 and a protruding block b8, the clamping groove b9 and the protruding block b8 are arranged on the end face of the board hammer 1 at intervals, the protruding block a11 is matched with the clamping groove b9, and the protruding block b8 is matched with the clamping groove a 10. Specifically speaking, when the outer end of the board hammer 1 is worn, the worker releases the locking bolt 6, so that the locking block 5 is released, the outer end of the board hammer 1 is grasped by an electric overhaul hoist (not shown in the figure), a certain distance is provided outwards, and the clamping groove b9 and the convex block b8 on the board hammer 1 at the same position are matched with the clamping groove a10 and the convex block a11 at the outer end of the board hammer seat 2 again, so that the rotation diameter of the rotor is ensured to be consistent with the rotation linear speed of the board hammer 1, and the yield and the quality of crushed materials are improved.

Still further, the tip of board hammer seat 2 still is provided with deep floor 4, and the other end of deep floor 4 is installed on main shaft 7. Specifically, the main function of the reinforcing rib plate 4 is to strengthen the structural strength of the plate hammer seat 2 on the rotor disc 3, so as to avoid displacement.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims (3)

1. The utility model provides a broken rotor structure of impact with adjustable hammer, includes locking portion, its characterized in that: still include board hammer (1) and board hammer seat (2), equidistant install on rotor dish (3) board hammer seat (2), rotor dish (3) are installed on main shaft (7), just the one end of board hammer seat (2) is provided with stop device a, the one end of board hammer (1) is provided with stop device b, stop device b with stop device a cooperation is installed, board hammer (1) with board hammer seat (2) are passed through locking portion locking, just the tip of board hammer (1) is located the outside of rotor dish (3), stop device a includes draw-in groove a (10) and lug a (11), draw-in groove a (10) with lug a (11) interval sets up on an terminal surface of board hammer seat (2), stop device b includes draw-in groove b (9) and lug b (8), draw-in groove b (9) with the hammer interval sets up on board (1) terminal surface, and lug b (8) cooperation with lug a (10).

2. The hammer adjustable counterattack rotor structure of claim 1, wherein: the end part of the plate hammer seat (2) is also provided with a reinforcing rib plate (4), and the other end of the reinforcing rib plate (4) is arranged on the main shaft (7).

3. The hammer adjustable counterattack rotor structure of claim 1, wherein: the locking part comprises a locking block (5) and a locking bolt (6), and the locking block (5) locks the plate hammer (1) through the locking bolt (6).

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