CN216025244U

CN216025244U - Impact crusher

Info

Publication number: CN216025244U
Application number: CN202122355946.8U
Authority: CN
Inventors: 毛正国; 程梅芳
Original assignee: Nanjing Fuping Renewable Resources Utilization Co ltd
Current assignee: Nanjing Fuping Renewable Resources Utilization Co ltd
Priority date: 2021-09-28
Filing date: 2021-09-28
Publication date: 2022-03-15
Anticipated expiration: 2031-09-28

Abstract

The utility model relates to the technical field of crushers and discloses an impact crusher which comprises a crushing box, a rectangular material return box and a transmission belt, wherein the rectangular material return box is fixedly arranged on the outer wall of the crushing box, a crushing roller is arranged in the middle of the upper part of an inner cavity of the crushing box, an inclined screen plate is fixed on the inner wall of the crushing box below the crushing roller, the lower end of the inclined screen plate is communicated with the side wall of the lower part of the rectangular material return box, and the transmission belt transversely penetrates through the lower part of the crushing box. According to the utility model, the annular guide plate is arranged in the conveyor belt, so that the problem that the conveyor belt is damaged by stones due to the fact that gravels falling from the conveyor belt fall on the conveyor belt can be avoided; and the mode that sets up and the transmission band power links up among this technical scheme guarantees that rectangle feed back case can carry the building stones that need repeated breakage, and is more swift and environmental protection, comparatively practical, is fit for extensively promoting and using.

Description

Impact crusher

Technical Field

The utility model relates to the technical field of crushers, in particular to a reaction crusher.

Background

The impact crusher is also called as impact crushing, is mainly used for processing materials which often need to be moved in metallurgy, chemical industry, building materials, water and electricity and the like, is particularly used for processing flowable stone materials in expressways, railways, water and electricity engineering and the like, and can adopt various configuration forms according to the types and scales of processing raw materials and different requirements of finished materials.

Chinese patent publication No. CN 212732366U is retrieved and discloses a reaction crusher, which comprises a case, wherein the top of the case is fixedly provided with an electric push rod, the bottom of an output shaft of the electric push rod is fixedly provided with a reaction plate, and the left side of the case is fixedly provided with a motor. Although this impact crusher, get into the material through the feed inlet, because the feed inlet is towards broken wheel direction, through the operation of motor, drive broken wheel when its output shaft rotates and rotate, broken wheel makes the material upwards remove and impact the board with the trend and contact this moment, because be equipped with a plurality of tooth pieces on the impact board, the material can break after striking with the tooth piece and open, the top of filter can be fallen to the material after the bits of broken glass is opened, contact with first filtration pore, carry out first filtration to the stone through first filtration pore, the inside that first processing case was reachd through the export is slided to the right to the stone after the filtration, subsequent processing has been made things convenient for, the mesh of convenient collection has been reached.

However, the inventor finds that the related technical scheme still has at least the following defects through the research:

when the transmission band is arranged inside the impact stone crusher to filter materials, crushed aggregates falling from the transmission band can directly fall on the inner side of the transmission band, so that the transmission band can be blocked when moving, and the transmission band can be damaged or even the whole filtering mechanism can be stopped seriously.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an impact crusher, which solves the problems that when a transmission belt is arranged in an impact stone crusher in the prior art to filter materials, crushed materials falling from the transmission belt directly fall on the inner side of the transmission belt, so that the transmission belt is blocked when moving, and the transmission belt is damaged or even the whole filtering mechanism is stopped when the transmission belt is seriously moved.

In order to achieve the purpose, the utility model provides the following technical scheme: a counterattack type crusher comprises a crushing box, a rectangular material return box and a transmission belt, wherein the rectangular material return box is fixedly installed on the outer wall of the crushing box, a crushing roller is installed in the middle of the upper portion of an inner cavity of the crushing box, an inclined screen plate is fixed on the inner wall of the crushing box below the crushing roller, the lower end of the inclined screen plate is communicated with the side wall of the lower portion of the rectangular material return box, the transmission belt transversely penetrates through the lower portion of the crushing box, driving rollers are arranged on two side walls of the crushing box, the two driving rollers are in transmission connection through the transmission belt, and an arc-shaped material guide plate is installed in the middle of the transmission belt;

two parts do not are provided with the driving roller about the rectangle feed back case inner chamber, two connect through promoting belt drive between the driving roller, promote the belt outer wall and be fixed with the promotion layer board that a plurality of equidistance distribute, are located the driving roller tip intermediate position of rectangle feed back case inner chamber lower part is fixed with the follow-up sprocket, and the drive roller end fixing who aligns with the rectangle feed back case is fixed with drive sprocket, is connected through chain drive between drive sprocket and the follow-up sprocket.

As a preferred embodiment of the present invention, the outer wall of each lifting pallet is movably attached to the inner wall of the rectangular material returning box.

In a preferred embodiment of the present invention, the inclined screen plates are distributed in the inner cavity of the crushing box in a left-high and right-low manner.

As a preferred embodiment of the present invention, the conveying belt is provided with a plurality of screening holes.

In a preferred embodiment of the present invention, a feeding port is disposed at one side of the upper portion of the crushing box, and an upper discharging port of the rectangular material return box is communicated with the feeding port.

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

according to the utility model, the annular guide plate is arranged in the conveyor belt, so that the problem that the conveyor belt is damaged by stones due to the fact that gravels falling from the conveyor belt fall on the conveyor belt can be avoided; and the mode that sets up in this technical scheme and the power of transmission belt links up guarantees that rectangle feed back case can carry the building stones that need repeated breakage, and is more swift and environmental protection.

Drawings

Other features, objects and advantages of the utility model will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is an overall front view of a counterattack crusher of the present invention;

FIG. 2 is a schematic diagram of the distribution position structure of the arc-shaped material guide plate of the impact crusher in the crushing box according to the present invention;

FIG. 3 is a schematic side view of a cross-sectional structure of a lifting pallet of the impact crusher at a distribution position in an inner cavity of a rectangular feed back box according to the present invention;

FIG. 4 is a schematic top view of the distribution of the lifting pallets of the impact crusher in the rectangular feed back bin according to the present invention.

In the figure: 1. a crushing box; 2. a feeding port; 3. a rectangular material return box; 4. a follower sprocket; 5. a chain; 6. a drive roller; 7. a drive sprocket; 8. an arc-shaped material guide plate; 9. a conveyor belt; 10. a crushing roller; 11. Lifting the belt; 12. a driving roller; 13. lifting the supporting plate; 14. the screen plate is inclined.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

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

Referring to fig. 1-3, the present invention provides a technical solution: a reaction crusher comprises a crushing box 1, rectangle feed back case 3 and transmission band 9, the outer wall of 3 fixed mounting broken casees 1 of rectangle feed back case, crushing roller 10 is installed to 1 inner chamber upper portion intermediate position of broken case, 1 inner wall of broken case that is located crushing roller 10 below is fixed with slope screen board 14, the lower extreme of slope screen board 14 communicates in 3 lower part lateral walls of rectangle feed back case, sieve from slope screen board 14 and remove remaining building stones and enter into rectangle feed back case 3 under the effect of dead weight in, transmission band 9 transversely runs through the lower part that sets up at broken case 1, two lateral walls that are located broken case 1 all are provided with drive roller 6, connect through the transmission band 9 transmission between two drive rollers 6, it has arc stock guide 8 to be located transmission band 9 mid-mounting, a plurality of screening holes have been seted up on the transmission band 9, the screening hole that sets up on the transmission band 9 can guarantee to reach the effect of screening once more.

Referring to fig. 1-3, the upper and lower parts of the inner cavity of the rectangular feed back box 3 are respectively provided with a driving roller 12, the two driving rollers 12 are connected by a lifting belt 11 in a driving manner, the outer wall of the lifting belt 11 is fixed with a plurality of lifting support plates 13 distributed at equal intervals, the middle position of the end part of the driving roller 12 at the lower part of the inner cavity of the rectangular feed back box 3 is fixed with a follow-up chain wheel 4, a driving chain wheel 7 is fixed at the end part of a driving roller 6 vertically aligned with the rectangular material return box 3, the driving chain wheel 7 is in transmission connection with a follow-up chain wheel 4 through a chain 5, the follow-up chain wheel 4 rotates to drive a driving roller 12 to rotate, the driving roller 12 drives a lifting belt 11 to rotate, and then drive a plurality of lifting support plates 13 and rotate, the residual building stones that fall from inclined sieve plate 14 enter rectangular feed back box 3 and are lifted by lifting support plates 13 and conveyed to feed opening 2 for repeated crushing.

Referring to fig. 2 and 3, in the embodiment, the outer wall of each lifting support plate 13 is movably attached to the inner wall of the rectangular material return box 3, so as to avoid the problem that the material on the lifting support plate 13 leaks out from the gap between the lifting support plate 13 and the inner wall of the rectangular material return box 3.

Referring to fig. 1, further, the inclined screen plate 14 is distributed in the inner cavity of the crushing box 1 in a horizontal high-right low shape, a feeding port 2 is formed in one side of the upper portion of the crushing box 1, an upper discharging port of the rectangular material return box 3 is communicated with the feeding port 2, and the feeding port 2 can facilitate an operator to put broken stone materials into the crushing box 1.

It should be noted that the present invention is a reaction crusher, each of which is a general standard component or a component known to those skilled in the art, and the structure and principle of which are known to those skilled in the art through technical manuals or through routine experiments.

The working principle is as follows: the stone material is put into the crushing roller 10 from the feeding port 2 and then crushed, crushed material after being filtered through the inclined screen plate 14 enters the conveying belt 9 to be secondarily conveyed and sieved, and the sieved crushed material is directly discharged through the arc-shaped material guide plate 8 and cannot remain on the inner side of the conveying belt 9, so that the conveying belt is damaged; when drive roller 6 is rotatory, drive sprocket 7 cooperation chain 5 of belt pulley 6 external mounting drives follow-up sprocket 4 and rotates, follow-up sprocket 4 is rotatory to be driven out driving roller 12 and is rotatory, driving roller 12 drives and promotes belt 11 rotatory, and then it rotates to drive a plurality of promotion layer boards 13, the residual building stones that fall down from slope sieve otter board 14 are promoted by promotion layer board 13 after entering into rectangle feed back case 3 and are carried and carry out repeated breakage in dog-house 2, whole in-process power source links up in drive roller 6 of transmission band 9, need not to use outside power source, it is more energy-concerving and environment-protective.

Claims

1. An impact crusher, characterized in that: the feeding device comprises a crushing box (1), a rectangular material returning box (3) and a transmission belt (9), wherein the outer wall of the rectangular material returning box (3) is fixedly installed on the crushing box (1), a crushing roller (10) is installed in the middle position of the upper part of an inner cavity of the crushing box (1), an inclined screen plate (14) is fixed on the inner wall of the crushing box (1) below the crushing roller (10), the lower end of the inclined screen plate (14) is communicated with the side wall of the lower part of the rectangular material returning box (3), the transmission belt (9) transversely penetrates through the lower part of the crushing box (1), driving rollers (6) are arranged on two side walls of the crushing box (1), the two driving rollers (6) are in transmission connection through the transmission belt (9), and an arc-shaped material guide plate (8) is installed in the middle of the transmission belt (9);

two parts do not are provided with driving roller (12), two about rectangle feed back case (3) inner chamber connect through promotion belt (11) transmission between driving roller (12), promote belt (11) outer wall and be fixed with promotion layer board (13) that a plurality of equidistance distribute, are located drive roller (12) tip intermediate position of rectangle feed back case (3) inner chamber lower part is fixed with follow-up sprocket (4), and drive roller (6) end fixing who aligns with rectangle feed back case (3) is fixed with drive sprocket (7), is connected through chain (5) transmission between drive sprocket (7) and follow-up sprocket (4).

2. An impact crusher according to claim 1, characterized in that: the outer wall of each lifting supporting plate (13) is movably attached to the inner wall of the rectangular material return box (3).

3. An impact crusher according to claim 1, characterized in that: the inclined screen plates (14) are distributed in the inner cavity of the crushing box (1) in a left-high-right-low shape.

4. An impact crusher according to claim 1, characterized in that: and the transmission belt (9) is provided with a plurality of screening holes.

5. An impact crusher according to claim 1, characterized in that: a feeding port (2) is formed in one side of the upper portion of the crushing box (1), and a discharge port in the upper portion of the rectangular material return box (3) is communicated with the feeding port (2).