CN213886394U

CN213886394U - Fluted disc

Info

Publication number: CN213886394U
Application number: CN202021990226.8U
Authority: CN
Inventors: 唐铭
Original assignee: Sichuan Jiangyou Xinchuan Mine Machinery Co ltd
Current assignee: Sichuan Jiangyou Xinchuan Mine Machinery Co ltd
Priority date: 2020-09-11
Filing date: 2020-09-11
Publication date: 2021-08-06
Anticipated expiration: 2030-09-11

Abstract

The utility model discloses a fluted disc, which comprises a shell, a first fan-shaped block, a plurality of second fan-shaped blocks and a basal disc, wherein the second fan-shaped block and the first fan-shaped block are arranged in the shell, one end surface of the second fan-shaped block is provided with an arc-shaped bulge, the other opposite end surface is provided with a positioning groove A, one end surface of the first fan-shaped block is provided with a notch groove matched with the arc-shaped bulge, the first fan-shaped block and the second fan-shaped block form a closed ring structure, the basal disc is respectively matched with the inner edge of the shell and the inner edge of the ring structure formed by the first fan-shaped block and the second fan-shaped block in a sliding way, the basal disc is provided with a plurality of first screw holes by taking the circle center as a central ring array, the first fan-shaped block and the second fan-shaped block are provided with second screw holes, the basal disc is connected with the first fan-shaped block and the second fan-shaped block through a plurality of bolts, the bolts are simultaneously screwed into the first screw holes and the second screw holes, the circle center of the basal disc is also provided with a shaft sleeve hole, the fluted disc can conveniently replace the crushing teeth.

Description

Fluted disc

Technical Field

The utility model relates to a breaker spare part field is a fluted disc particularly.

Background

The fluted disc is the major part on the breaker, often is connected with the breaker drive shaft, and the fluted disc is driven the rotatory breakage of accomplishing the material by the drive shaft, and the fluted disc among the prior art is mostly integrated into one piece, after the crushing tooth of fluted disc outer fringe breaks, for not influencing production efficiency, can only change whole fluted disc, has increased manufacturing cost.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned shortcomings of the prior art, the present invention is directed to: a fluted disc is provided on which the crushing teeth can be replaced.

In order to realize the purpose of the utility model, the utility model provides a following technical scheme:

a fluted disc comprises a shell, a first fan-shaped block, a plurality of second fan-shaped blocks and a basal disc, wherein the shell is a hollow circular ring-shaped structure with unsealed inner edge, the second fan-shaped block and the first fan-shaped block are arranged in the shell, the outer edges of the second fan-shaped block and the first fan-shaped block are respectively tightly attached to the inner wall of the outer edge of the shell, an arc bulge is arranged on one end surface of the second fan-shaped block, the axial lead of the arc bulge and the shell are concentric, a positioning groove A matched with the arc bulge is arranged on the other opposite end surface of the second fan-shaped block, a notch groove matched with the arc bulge is arranged on one end surface of the first fan-shaped block, the second fan-shaped block is sequentially connected to form a notched ring structure, and in the adjacent second fan-shaped block, the arc bulge of one of the second fan-shaped blocks is inserted into the positioning groove A of the other second fan-shaped block, the two ends of the first fan-shaped block are respectively connected with the second fan-shaped blocks at the two sides of the notch, so that the first fan-shaped block and the second fan-shaped block form a closed circular ring structure, the arc-shaped bulge of one second fan-shaped block is clamped into the notch groove of the first fan-shaped block and is abutted against the first fan-shaped block, and the other second fan-shaped block is abutted against the first fan-shaped block;

the base disc is of a disc-shaped structure, the base disc is in sliding fit with the inner edge of the shell and the inner edge of a circular ring structure formed by the first fan-shaped block and the second fan-shaped block respectively, a plurality of first screw holes are formed in the base disc by taking the circle center of the base disc as a center in an annular array mode, second screw holes are formed in the first fan-shaped block and the second fan-shaped block respectively and correspond to the first screw holes, the base disc is connected with the first fan-shaped block and the second fan-shaped block through a plurality of bolts, the bolts are screwed into the first screw holes and the second screw holes simultaneously, counter holes are formed in the end heads, close to the circle center of the base disc, of the first screw holes, the heads of the bolts are completely arranged in the counter holes, and shaft sleeve holes are formed in the circle center of the base disc;

the outer edges of the first sector block and the second sector block are respectively provided with crushing teeth, through holes corresponding to the crushing teeth are formed in the shell, and the crushing teeth penetrate through the through holes and are partially arranged outside the outer edge of the shell.

Furthermore, one end of the shaft sleeve hole is provided with an expansion sleeve connecting hole.

Furthermore, a key groove is formed in the inner side wall of the shaft sleeve hole.

Furthermore, a lightening hole is formed in the base plate.

Further, the crushing teeth are hook-shaped.

Furthermore, the first sector and the second sector are respectively provided with a plurality of crushing teeth along the thickness direction.

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

1. through will smash the tooth setting on first fan-shaped piece, the second fan-shaped piece, when taking place to smash the tooth and damage, change corresponding first fan-shaped piece or second fan-shaped piece can, need not to change whole fluted disc, reduced the use cost of breaker.

2. The head of the bolt is completely arranged in the counter bore, so that the bolt is prevented from influencing the connection relation between the base plate and the output shaft of the crusher, and the bolt is protected.

Drawings

FIG. 1 is a front view of a fluted disc of the present invention;

FIG. 2 is a side view of the fluted disc of the present invention;

fig. 3 is a first segment structure.

List of reference numerals

1-shell, 2-second sector, 3-first sector, 4-crushing tooth, 5-base plate, 6-bolt, 7-counter bore, 8-lightening hole, 9-shaft sleeve hole, 10-expansion sleeve connecting hole, 11-key groove, 12-notch groove and 13-arc bulge.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. 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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, integrally connected, or detachably connected; may be communication within two elements; they may be directly connected or indirectly connected through an intermediate, and those skilled in the art can understand the specific meaning of the above terms in the present invention in specific situations.

As shown in fig. 1 to 3, a fluted disc includes a casing 1, a first sector block 3, a plurality of second sector blocks 2, and a base plate 5, wherein the casing 1 is a hollow circular ring structure with unsealed inner edge, the second sector block 2 and the first sector block 3 are disposed in the casing 1, the outer edges of the second sector block 2 and the first sector block 3 are respectively tightly attached to the inner wall of the outer edge of the casing 1, an end face of the second sector block 2 is provided with an arc-shaped protrusion 13, the axial line of the arc-shaped protrusion 13 is concentric with the casing 1, another opposite end face of the second sector block 2 is provided with a positioning groove a adapted to the arc-shaped protrusion 13, one end face of the first sector block 3 is provided with a notch 12 adapted to the arc-shaped protrusion 13, and the second sector blocks 2 are sequentially connected to form a notched ring structure, in the adjacent second sector 2, the arc-shaped protrusion 13 of one second sector 2 is inserted into the positioning groove a of the other second sector 2, and two ends of the first sector 3 are respectively connected with the second sectors 2 at two sides of the notch, so that the first sector 3 and the second sector 2 form a closed circular ring structure, wherein the arc-shaped protrusion 13 of one second sector 2 is clamped into the notch groove 12 of the first sector 3 and abutted against the first sector 3, and the other second sector 2 is abutted against the first sector 3;

the base disc 5 is of a disc-shaped structure, the base disc 5 is respectively in sliding fit with the inner edge of the shell 1 and the inner edge of a circular ring structure formed by the first fan-shaped block 3 and the second fan-shaped block 2, a plurality of first screw holes are formed in the base disc 5 by taking the circle center of the base disc as a center in an annular array, second screw holes are formed in the first fan-shaped block 3 and the second fan-shaped block 2 respectively and correspond to the first screw holes, the base disc 5 is connected with the first fan-shaped block 3 and the second fan-shaped block 2 through a plurality of bolts 6, the bolts 6 are simultaneously screwed into the first screw holes and the second screw holes, a counter bore 7 is formed in the end of the first screw hole close to the circle center of the base disc 5, the head of each bolt 6 is completely arranged in the counter bore 7, and a shaft sleeve hole 9 is further formed in the circle center of the base disc 5;

the outer edges of the first fan-shaped block 3 and the second fan-shaped block 2 are respectively provided with crushing teeth 4, the shell 1 is provided with through holes corresponding to the crushing teeth 4, and the crushing teeth 4 penetrate through the through holes and are partially arranged outside the outer edge of the shell 1.

The utility model discloses a theory of operation does: when the crushing device is used, the base disc 5 is sleeved on an output shaft of the crusher, the crushing device is driven to rotate by the crusher, so that materials to be crushed can be crushed, when the crushing teeth 4 on one second fan-shaped block 2 are damaged, the fluted disc is firstly taken down from the output shaft of the crusher, then the bolt 6 is withdrawn from the second screw hole through the socket wrench, at the moment, the base disc 5 can be withdrawn from the shell 1, then the first fan-shaped block 3 is withdrawn from the circular ring structure formed by the first fan-shaped block 3 and the second fan-shaped block 2, as the limiting effect of the first fan-shaped block 3 on the second fan-shaped block 2 disappears, at the moment, the arc-shaped bulges 13 of the second fan-shaped block 2 can be sequentially taken out from the positioning grooves A matched with the arc-shaped bulges, and then the second fan-shaped block 2 is sequentially taken out from the shell 1 until the second fan-shaped block 2 where the damaged crushing teeth 4 are located is taken out and replaced, and assembling the second sector 2, the first sector 3 and the base plate 5 in sequence.

Through will smash tooth 4 sets up on first segment 3, the second segment 2, when taking place to smash tooth 4 and damage, change corresponding first segment 3 or second segment 2 can, need not to change whole fluted disc, reduced the use cost of breaker.

The arc-shaped protrusion 13 and the positioning groove a are matched to play a positioning role for the second fan-shaped block 2, so that the second fan-shaped block 2 is prevented from moving along the radial direction of the shell 1.

The head of the bolt 6 is completely arranged in the counter bore 7, the bolt 6 is prevented from influencing the connection relation between the base plate 5 and the output shaft of the crusher, and the bolt 6 is protected.

Furthermore, one end of the shaft sleeve hole 9 is provided with an expansion sleeve connecting hole 10.

The expansion sleeve is arranged in the expansion sleeve connecting hole 10, so that the base plate 5 is connected with the output shaft of the crusher, the torque of the output shaft of the crusher is transmitted to the fluted disc, and the expansion sleeve has the advantages of long service life and high strength. The expansion sleeve is driven by friction, the connected piece is not weakened by the key groove 11, relative movement is avoided, abrasion cannot be generated in work, and the expansion sleeve loses the connection effect when the crusher is overloaded, so that the equipment can be protected from being damaged, and the service life of the fluted disc is prolonged.

Further, a key groove 11 is formed on the inner side wall of the shaft sleeve hole 9.

The circumferential fixation of the base disc 5 and the crusher output shaft is realized by snapping a key on the crusher output shaft into the key groove 11.

Furthermore, a lightening hole 8 is also formed on the base plate 5.

By arranging the lightening holes 8, the material required for manufacturing the base plate 5 is reduced, the manufacturing cost of the fluted disc is further reduced, the weight of the fluted disc is reduced, and the energy consumption of the crusher is further reduced, and when the lightening holes 8 are started, attention should be paid to the arrangement of the lightening holes at positions which do not influence the function and the strength of the fluted disc.

Further, the pulverizing teeth 4 are hook-shaped.

The hook-shaped crushing teeth 4 enable the tips of the crushing teeth 4 to hook off part of the material when in use, and the outer edges of the crushing teeth 4 can crush the hooked-off material, so that the crushing efficiency is increased.

Furthermore, the first segment 3 and the second segment 2 are respectively provided with a plurality of crushing teeth 4 along the thickness direction.

By providing a plurality of crushing teeth 4, the crushing efficiency is increased.

The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the details of the embodiments in the above description, and the technical concept of the present invention can be within the scope of the present invention, and can be modified to various simple modifications, and these simple modifications all belong to the protection scope of the present invention. It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and in order to avoid unnecessary repetition, the present invention does not need to describe any combination of the features. In addition, various embodiments of the present invention can be combined arbitrarily, and the disclosed content should be regarded as the present invention as long as it does not violate the idea of the present invention.

Claims

1. A toothed disc, comprising: including casing (1), first sector (3), a plurality of second sector (2), base plate (5), casing (1) is the annular structure of the unsealed cavity ring in inner edge, second sector (2), first sector (3) set up in casing (1), the outer fringe of second sector (2), first sector (3) respectively with the inner wall in casing (1) outer fringe closely laminates, be provided with arc arch (13) on one terminal surface of second sector (2), the axial lead of arc arch (13) with casing (1) is the same centre of a circle, be provided with on another relative terminal surface of second sector (2) with the constant head tank A of the protruding (13) adaptation of arc, be provided with on one terminal surface of first sector (3) with breach groove (12) of the protruding (13) adaptation of arc, the second fan-shaped blocks (2) are sequentially connected to form a ring structure with a notch, in the adjacent second fan-shaped blocks (2), the arc-shaped bulge (13) of one second fan-shaped block (2) is inserted into the positioning groove A of the other second fan-shaped block (2), two ends of the first fan-shaped block (3) are respectively connected with the second fan-shaped blocks (2) on two sides of the notch, so that the first fan-shaped block (3) and the second fan-shaped block (2) form a closed ring structure, the arc-shaped bulge (13) of one second fan-shaped block (2) is clamped into the notch groove (12) of the first fan-shaped block (3) and is abutted against the first fan-shaped block (3), and the other second fan-shaped block (2) is abutted against the first fan-shaped block (3);

the base disc (5) is of a disc-shaped structure, the base disc (5) is in sliding fit with the inner edge of the shell (1) and the inner edge of a circular ring structure formed by the first fan-shaped block (3) and the second fan-shaped block (2) respectively, a plurality of first screw holes are formed in the base disc (5) by taking the circle center of the base disc as the center in an annular array mode, second screw holes are formed in the first fan-shaped block (3) and the second fan-shaped block (2) correspondingly to the first screw holes respectively, the base disc (5) is connected with the first fan-shaped block (3) and the second fan-shaped block (2) through a plurality of bolts (6), the bolts (6) are screwed into the first screw holes and the second screw holes simultaneously, a counter bore (7) is formed in the end of the first screw hole close to the circle center of the base disc (5), and the head of each bolt (6) is completely arranged in the counter bore (7), a shaft sleeve hole (9) is formed in the center of the circle of the base plate (5);

the outer edges of the first fan-shaped block (3) and the second fan-shaped block (2) are respectively provided with crushing teeth (4), the shell (1) is provided with through holes corresponding to the crushing teeth (4), and the crushing teeth (4) penetrate through the through holes and are partially arranged outside the outer edge of the shell (1).

2. A toothed disc according to claim 1, wherein: one end of the shaft sleeve hole (9) is provided with an expansion sleeve connecting hole (10).

3. A toothed disc according to claim 2, wherein: a key groove (11) is formed in the inner side wall of the shaft sleeve hole (9).

4. A toothed disc according to claim 3, wherein: the base plate (5) is also provided with lightening holes (8).

5. The toothed disc of claim 4, wherein: the crushing teeth (4) are hook-shaped.

6. The toothed disc of claim 5, wherein: the first fan-shaped block (3) and the second fan-shaped block (2) are respectively provided with a plurality of crushing teeth (4) along the thickness direction.