CN219518992U

CN219518992U - Crusher

Info

Publication number: CN219518992U
Application number: CN202223131318.2U
Authority: CN
Inventors: 陈兵; 吴明明
Original assignee: Yueyang Shengli Building Materials Co ltd
Current assignee: Yueyang Shengli Building Materials Co ltd
Priority date: 2022-11-24
Filing date: 2022-11-24
Publication date: 2023-08-15
Anticipated expiration: 2032-11-24

Abstract

The utility model discloses a crusher, which relates to the technical field of crushers, wherein a first crushing roller and a second crushing roller are arranged on a shell through a driving mechanism, a top block and a limiting block are fixedly arranged on the inner wall of the shell, a feeding channel is formed between the top block and the limiting block, a first connecting shaft and a second connecting shaft are rotatably arranged on the top block, the first crushing roller is connected with the first connecting shaft through a first transmission mechanism, and the first connecting shaft is connected with the second connecting shaft through a second transmission mechanism; the side wall eccentric rotation of second connecting axle installs the connecting rod, the one end that the connecting rod kept away from the second connecting axle rotates and installs the slide bar. According to the utility model, the pressing plate moves towards the feeding channel, so that the construction waste in the feeding channel is primarily crushed by matching with the limiting block, and the sliding rod can be moved upwards by the pull-back mechanism, so that the pull-back mechanism pulls the pressing plate to reset.

Description

Crusher

Technical Field

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

Background

In the process of building construction, a plurality of building wastes such as turning blocks, stones, plates and the like are often generated, and the building wastes are often required to be crushed in order to facilitate transportation and treatment or recycling of the building wastes, so that a crusher is often used for crushing the building wastes in a building construction site;

the utility model patent with publication number of CN208959965U and name of crusher for brick making of construction waste comprises a primary crushing mechanism and a secondary crushing mechanism, wherein the primary crushing mechanism comprises a crushing platform and an extrusion assembly for extruding and crushing materials; the crushing platform can be opened to enable the materials crushed at the first stage to enter the second stage crushing mechanism; the secondary crushing mechanism comprises crushing rollers and a rolling driving assembly for driving the two crushing rollers to move in opposite directions; the problem that the crushing roller is easy to be blocked and the roller teeth are damaged when the conventional construction waste crushing device crushes by the crushing roller is solved; the construction waste is extruded and crushed firstly, and then is crushed further by the crushing roller, so that the conditions of jamming of the crushing roller and damage to roller teeth can be reduced, and the crushing effect is better;

when the breaker is breaking construction waste, like the brick, often there is the great brick of volume entering breaker in, great turning head is blocked easily between two crushing rollers this moment, lead to crushing inefficiency, and for example some great and round stone of volume, two crushing rollers are rotating in opposite directions and roll crushing, the great and round stone of volume is easy and is difficult for being rolled crushing this moment, and like above-mentioned patent, it can carry out preliminary breakage, but it needs a plurality of independent extrusion cylinders to drive the stripper plate and smashes, and it needs the door body to support, and the door body also needs the drive cylinder to control, the operation that needs each cylinder of continuous control makes the crushing process comparatively troublesome when using.

Disclosure of Invention

The object of the present utility model is to provide a crusher which solves the above-mentioned drawbacks of the prior art.

In order to achieve the above object, the present utility model provides the following technical solutions: the crusher comprises a shell, wherein a first crushing roller and a second crushing roller are arranged on the shell through a driving mechanism, a top block and a limiting block are fixedly arranged on the inner wall of the shell, a feeding channel is formed between the top block and the limiting block, a first connecting shaft and a second connecting shaft are rotatably arranged on the top block, the first crushing roller is connected with the first connecting shaft through a first transmission mechanism, and the first connecting shaft is connected with the second connecting shaft through a second transmission mechanism; the side wall of the second connecting shaft is eccentrically and rotatably provided with a connecting rod, one end of the connecting rod, which is far away from the second connecting shaft, is rotatably provided with a sliding rod, one end of the jacking block, which is close to the limiting block, is slidably provided with a pressing plate, and the pressing plate is abutted against the sliding rod; a pull-back mechanism is arranged between the pressing plate and the top block.

Preferably, the first transmission mechanism comprises a first sprocket fixedly arranged on the first crushing roller and the first connecting shaft, a first chain is arranged on the two first sprockets, the second transmission mechanism comprises a second sprocket fixedly arranged on the first connecting shaft and the second connecting shaft, and a second chain is arranged between the two second sprockets.

Preferably, the pull-back mechanism comprises a tension spring fixedly arranged between the pressing plate and the inner wall of the top block.

Preferably, the upper end and the lower end of the pressing plate are fixedly provided with side plates.

Preferably, the connecting column is fixedly installed on the pressing plate, the protruding block is fixedly connected to the top end of the connecting column, and the roller is rotatably installed at one end, close to the protruding block, of the sliding rod.

Preferably, a guide block which penetrates through the sliding rod in a sliding manner is fixedly arranged on the inner wall of the top block.

Preferably, the driving mechanism comprises a driving motor fixedly arranged on the shell, a first gear is fixedly arranged at the output end of the driving motor, a second gear meshed with the first gear is rotatably arranged on the shell, the first gear is coaxially and fixedly connected with the first crushing roller, and the second gear is coaxially and fixedly connected with the second crushing roller.

In the technical scheme, the utility model provides the crusher, which has the following beneficial effects: when the driving mechanism drives the first crushing roller and the second crushing roller to rotate and crush, the first crushing roller drives the first connecting shaft to rotate through the first transmission mechanism, at the moment, the first connecting shaft drives the second connecting shaft to rotate through the second transmission mechanism, the second connecting shaft drives the connecting rod to operate, the connecting rod drives the sliding rod to vertically reciprocate on the inner wall of the top block, the sliding rod slides downwards along with the sliding rod, the sliding rod abuts against the pressing plate, the pressing plate moves towards the feeding channel, the building rubbish in the feeding channel is primarily crushed through the cooperation limiting block, and after the sliding rod moves upwards through the back-pulling mechanism, the back-pulling mechanism pulls the pressing plate to reset.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.

Fig. 1 is a schematic perspective view of an embodiment of the present utility model;

FIG. 2 is a schematic view of a portion of the structure of FIG. 1 according to an embodiment of the present utility model;

fig. 3 is a schematic view of a part of a structure of a top block according to an embodiment of the present utility model;

fig. 4 is a schematic structural diagram of a portion a in fig. 3 according to an embodiment of the present utility model;

fig. 5 is a schematic diagram of a structure at B in fig. 2 according to an embodiment of the present utility model.

Reference numerals illustrate:

1. a housing; 2. a top block; 3. a feed channel; 41. a driving motor; 42. a first gear; 43. a second gear; 44. a first crushing roller; 45. a second crushing roller; 51. a first connecting shaft; 52. a first chain; 53. a second chain; 54. a second connecting shaft; 55. a connecting rod; 56. a slide bar; 57. a connecting column; 571. a bump; 58. a roller; 59. a pressing plate; 591. a side plate; 6. a guide block; 7. and a limiting block.

Detailed Description

In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.

Referring to fig. 1-5, a crusher according to the present utility model includes a housing 1, a first crushing roller 44 and a second crushing roller 45 are mounted on the housing 1 through a driving mechanism, a top block 2 and a limiting block 7 are fixedly mounted on an inner wall of the housing 1, a feeding channel 3 is formed between the top block 2 and the limiting block 7, a first connecting shaft 51 and a second connecting shaft 54 are rotatably mounted on the top block 2, the first crushing roller 44 is connected with the first connecting shaft 51 through a first transmission mechanism, and the first connecting shaft 51 is connected with the second connecting shaft 54 through a second transmission mechanism; the side wall of the second connecting shaft 54 is eccentrically and rotatably provided with a connecting rod 55, one end of the connecting rod 55, which is far away from the second connecting shaft 54, is rotatably provided with a sliding rod 56, one end of the jacking block 2, which is close to the limiting block 7, is slidably provided with a pressing plate 59, and the pressing plate 59 is abutted against the sliding rod 56; a pull-back mechanism is arranged between the pressing plate 59 and the top block 2; when the driving mechanism drives the first crushing roller 44 and the second crushing roller 45 to rotate and crush, the first crushing roller 44 drives the first connecting shaft 51 to rotate through the first transmission mechanism, at this time, the first connecting shaft 51 drives the second connecting shaft 54 to rotate through the second transmission mechanism, the second connecting shaft 54 drives the connecting rod 55 to operate, thereby driving the sliding rod 56 to vertically reciprocate on the inner wall of the top block 2 through the connecting rod 55, along with the sliding rod 56 sliding downwards, the sliding rod 56 abuts against the pressing plate 59, so that the pressing plate 59 moves towards the feeding channel 3, thereby cooperating with the limiting block 7 to primarily crush the construction waste in the feeding channel 3, and after the sliding rod 56 moves upwards through the pull-back mechanism, the pull-back mechanism pulls the pressing plate 59 to reset, and through the steps, the primary crushing is synchronously performed when the first crushing roller 44 works, so that a plurality of cylinders do not need to be controlled to operate when the primary crushing, and the operation degree of the primary crushing is reduced.

Specifically, the first transmission mechanism comprises a first sprocket fixedly arranged on the first crushing roller 44 and the first connecting shaft 51, a first chain 52 is arranged on the two first sprockets, the second transmission mechanism comprises a second sprocket fixedly arranged on the first connecting shaft 51 and the second connecting shaft 54, and a second chain 53 is arranged between the two second sprockets; the first sprocket wheel is meshed with the first chain 52, the second sprocket wheel is meshed with the second chain 53, when the first crushing roller 44 rotates, the first connecting shaft 51 is driven to rotate by the first sprocket wheel and the first chain 52, and the first connecting shaft 51 is driven to rotate by the second sprocket wheel and the second chain 53, so that the second connecting shaft 54 is driven to rotate by the first connecting shaft 51.

Specifically, the pull-back mechanism includes a tension spring fixedly installed between the pressing plate 59 and the inner wall of the top block 2; when the slide bar 56 is abutted against the pressing plate 59 and moves towards the feeding channel 3, the tension spring is lengthened, and when the slide bar 56 is moved upwards and is not abutted against the pressing plate 59 any more, the tension spring pulls the pressing plate 59 to move into the top block 2 for resetting.

Specifically, the upper and lower ends of the pressing plate 59 are fixedly provided with side plates 591; by the side plate 591, no construction waste enters above the pressing plate 59 after the pressing plate 59 is removed from the top block 2, and is carried into the top block 2 along with the reset of the pressing plate 59.

Specifically, a connecting column 57 is fixedly installed on the pressing plate 59, a bump 571 is fixedly connected to the top end of the connecting column 57, and a roller 58 is rotatably installed at one end, close to the bump 571, of the sliding rod 56; the contact friction between the slide bar 56 and the convex blocks 571 is reduced through the roller 58, so that the convex blocks 571 are better pressed and driven when the slide bar 56 moves downwards.

Specifically, the inner wall of the top block 2 is fixedly provided with a guide block 6 which penetrates through the slide rod 56 in a sliding manner; the slide bar 56 slides up and down in the top block 2 more stably by the guide block 6.

Specifically, the driving mechanism comprises a driving motor 41 fixedly installed on the shell 1, a first gear 42 is fixedly installed at the output end of the driving motor 41, a second gear 43 meshed with the first gear 42 is rotatably installed on the shell 1, the first gear 42 and a first crushing roller 44 are coaxially and fixedly connected, and the second gear 43 and a second crushing roller 45 are coaxially and fixedly connected; the driving motor 41 is started, the driving motor 41 drives the first gear 42 to rotate, meanwhile, the first gear 42 drives the second gear 43 to rotate, and at the moment, the first gear 42 and the second gear 43 drive the first crushing roller 44 and the second crushing roller 45 to rotate respectively so as to crush the construction waste.

It should be noted that the electric equipment and the external power supply related to the utility model can be powered by the storage battery.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "secured" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the 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.

Standard parts used in the utility model can be purchased from the market, special-shaped parts can be customized according to the description of the specification and the drawings, the specific connection modes of all parts adopt conventional means such as mature bolts, rivets and welding in the prior art, the machinery, the parts and the equipment adopt conventional models in the prior art, and the circuit connection adopts conventional connection modes in the prior art, so that the details are not described.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a breaker, includes casing (1), install first crushing roller (44) and second crushing roller (45) through actuating mechanism on casing (1), its characterized in that, the inner wall fixed mounting of casing (1) has kicking block (2) and stopper (7), form feed channel (3) between kicking block (2) and stopper (7), install first connecting axle (51) and second connecting axle (54) on kicking block (2) rotation, first crushing roller (44) are connected through first actuating mechanism and first connecting axle (51), connect through second actuating mechanism between first connecting axle (51) and second connecting axle (54);

the side wall of the second connecting shaft (54) is eccentrically and rotatably provided with a connecting rod (55), one end of the connecting rod (55) far away from the second connecting shaft (54) is rotatably provided with a sliding rod (56), one end of the top block (2) close to the limiting block (7) is slidably provided with a pressing plate (59), and the pressing plate (59) is abutted against the sliding rod (56);

a pull-back mechanism is arranged between the pressing plate (59) and the top block (2).

2. A crusher according to claim 1, characterized in that the first transmission comprises first sprockets fixedly mounted on the first crushing roller (44) and on the first connecting shaft (51), on which first sprockets a first chain (52) is mounted, and the second transmission comprises second sprockets fixedly mounted on the first connecting shaft (51) and on the second connecting shaft (54), between which second chain (53) is mounted.

3. A crusher according to claim 1, characterized in that the pullback mechanism comprises a tension spring fixedly mounted between the pressure plate (59) and the inner wall of the top piece (2).

4. A crusher according to claim 1, wherein side plates (591) are fixedly mounted at both the upper and lower ends of the pressure plate (59).

5. A crusher according to claim 1, wherein a connecting column (57) is fixedly mounted on the pressing plate (59), a projection (571) is fixedly connected to the top end of the connecting column (57), and a roller (58) is rotatably mounted at one end of the sliding rod (56) close to the projection (571).

6. A crusher according to claim 1, characterized in that the inner wall of the top piece (2) is fixedly provided with a guide piece (6) sliding through the slide bar (56).

7. A crusher according to claim 1, characterized in that the driving mechanism comprises a driving motor (41) fixedly mounted on the housing (1), a first gear (42) is fixedly mounted at the output end of the driving motor (41), a second gear (43) meshed with the first gear (42) is rotatably mounted on the housing (1), the first gear (42) and the first crushing roller (44) are coaxially and fixedly connected, and the second gear (43) and the second crushing roller (45) are coaxially and fixedly connected.