CN219943019U - Crusher - Google Patents

Abstract

The utility model discloses a crusher, which comprises a feeding component, a crushing component, a screening component and a lifting component, wherein the feeding component comprises a feeding box and a stirring component, a feeding hole is formed in the feeding box for allowing materials to enter, the stirring component is rotatably arranged in the feeding box, the crushing component comprises a crushing box and a crushing component, the top of the crushing box is communicated with the bottom of the feeding box, the crushing component is arranged in the crushing box and is used for crushing materials, the screening component comprises a screening box and a screening component, the top of the screening box is communicated with the bottom of the crushing box, a discharging hole is formed in the bottom of the screening box for allowing the materials to flow out, the lifting component is connected with the screening box, and the feeding component, the crushing component, the screening component and the lifting component are sequentially arranged along a first direction and can move along the first direction to drive the feeding component, the crushing component and the screening component to move along the first direction. The crusher provided by the embodiment of the utility model has the advantages that the feeding hole is not blocked, the height is adjustable, and the like.

Description

Crusher

Technical Field

The utility model relates to the field of coal equipment, in particular to a crusher.

Background

The coal crusher is a novel developed device for the coal industry, and mainly aims at the difficult problem that coal with high water content is difficult to crush. In the related art, coal is piled up easily to the feeder hopper of breaker, causes the condition of feed inlet jam, needs artifical mediation feed inlet this moment, extravagant a large amount of manpowers, leads to the breaker inefficiency. And the height of the crusher cannot be adjusted, the coal cannot fall into the crusher accurately, and the adaptability of the crusher is poor.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems in the related art to some extent. For this reason, embodiments of the present utility model provide a crusher with a height-adjustable feed inlet that is not blocked.

The crusher of the embodiment of the utility model comprises:

the feeding assembly comprises a feeding box and a stirring component, wherein a feeding hole is formed in the feeding box for allowing materials to enter, the stirring component is rotatably arranged in the feeding box, and the stirring component is used for stirring the materials entering the feeding box;

the crushing assembly comprises a crushing box and a crushing component, the top of the crushing box is communicated with the bottom of the feeding box, the crushing component is arranged in the crushing box, and the crushing component is used for crushing the materials;

the screening assembly comprises a screening box and a screening component, the top of the screening box is communicated with the bottom of the crushing box, the screening component is used for screening the materials with target particle sizes, and a discharge hole is formed in the bottom of the screening box so that the materials flow out;

the lifting assembly is connected with the screening box, the feeding assembly, the crushing assembly, the screening assembly and the lifting assembly are sequentially arranged along a first direction, and the lifting assembly can move along the first direction so as to drive the feeding assembly, the crushing assembly and the screening assembly to move along the first direction.

According to the crusher disclosed by the embodiment of the utility model, the stirring part is arranged in the feeding box, and the coal blocks in the feeding box can be stirred by using the stirring part, so that the coal blocks can be prevented from being accumulated in the feeding box, and the coal blocks can smoothly enter the crushing box. Moreover, the crusher provided by the embodiment of the utility model utilizes the lifting assembly, so that the height of the feeding box can be adjusted, the crusher can be flexibly adapted to the field working condition, and the crusher is convenient to adapt to other equipment.

In some embodiments, the feeding assembly further comprises a first driving part, the stirring part comprises a stirring rod and stirring blades, one end of the stirring rod is connected with the first driving part, and the other end of the stirring rod is provided with a plurality of stirring blades.

In some embodiments, the first driving part includes a first driver, a first bevel gear, and a second bevel gear, an output shaft of the first driver is connected to the first bevel gear, one end of the stirring rod is connected to the second bevel gear, and the first bevel gear and the second bevel gear are meshed.

In some embodiments, the crusher further comprises a base, the lifting assembly comprises a lifting member, the lifting member comprises a connecting piece and a rotating piece, the connecting piece and the rotating piece extend along the first direction, one end of the connecting piece is connected with the screening box, the other end of the connecting piece is in threaded connection with one end of the rotating piece, and the other end of the rotating piece is rotatably connected with the base.

In some embodiments, the lifting assembly further comprises a second drive member and a transmission member, the second drive member comprises a second driver and a second rotating shaft, the transmission member comprises a first pulley, a first synchronous belt and a second pulley, the second rotating shaft extends along the first direction, one end of the second rotating shaft is connected with the second driver, the other end of the second rotating shaft is connected with the first pulley, the second pulley is connected with the rotating member, and the first pulley and the second pulley are both meshed with the first synchronous belt.

In some embodiments, the transmission part, the lifting part and the second driving part are all provided with a plurality of transmission parts, the transmission parts are in one-to-one correspondence with the lifting parts, and each second driving part is connected with one or two transmission parts.

In some embodiments, the crushing member is rotatably provided in the crushing tank, the crushing member includes a first rotation shaft extending in a second direction orthogonal to the first direction, and a helical blade connected to the first rotation shaft and surrounding an outer circumferential side of the first rotation shaft, and the crushing assembly further includes a third driving member connected to one end of the first rotation shaft so as to drive the crushing member to rotate.

In some embodiments, the crushing box is communicated with the screening box through a second port, the screening component comprises an inner bin, a screen and a discharging table, the screen is arranged in the inner bin and is opposite to the second port in the first direction, the discharging table is arranged below the screen, the discharging port is arranged at the bottom of the inner bin, and the table of the discharging table is obliquely arranged towards the position where the discharging port is located so that the material flows into the discharging port.

In some embodiments, the screening element further comprises a vibrator coupled to the inner bin, the vibrator being disposed at a bottom of the inner bin and outside the inner bin.

In some embodiments, the screening box further comprises a housing and a vibration reduction component, the screening component can move relative to the housing in the first direction, a connecting portion is arranged on the inner bin, the vibration reduction component comprises a guide shaft and an elastic piece, the guide shaft is arranged on the housing and extends along the first direction, the connecting portion is connected with the guide shaft and can slide along the axial direction of the guide shaft, and the elastic piece is sleeved on the guide shaft and is located below the connecting portion.

Drawings

Fig. 1 is a schematic structural view of a crusher according to an embodiment of the utility model.

Fig. 2 is a schematic cross-sectional view of a crusher according to an embodiment of the utility model.

Fig. 3 is an enlarged schematic view at a in fig. 2.

Fig. 4 is an enlarged schematic view at B in fig. 2.

Fig. 5 is a schematic view of the crusher according to an embodiment of the utility model in another view.

Fig. 6 is an enlarged schematic view at C in fig. 5.

Reference numerals:

a crusher 100;

a feed assembly 1; a feed box 11; a feed port 111; a first port 112; a stirring member 12; a stirring rod 121; a stirring blade 122; a first driving part 13; a first driver 131; a first bevel gear 132; a second bevel gear 133;

a crushing assembly 2; a crushing box 21; a second port 211; a crushing member 22; a first rotation shaft 221; helical blades 222; a third driving part 23; a support frame 24;

a screening assembly 3; a screening box 31; a housing 311; a vibration damping member 312; a guide shaft 3121; an elastic member 3122; a screening part 32; an inner bin 321; a connection portion 3211; a discharge outlet 3212; a screen 322; a blanking table 323; a vibrator 324;

a lifting assembly 4; a lifting member 41; a connecting member 411; a rotating member 412; a second driving part 42; a second driver 421; a second rotating shaft 422; a transmission member 43; a first pulley 431; a second pulley 432; a first timing belt 433; a base 5;

Detailed Description

Reference will now be made in detail to embodiments of the present utility model, examples of which are illustrated in the accompanying drawings. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

The crusher 100 of the embodiment of the utility model comprises a feeding assembly 1, a crushing assembly 2, a screening assembly 3 and a lifting assembly 4.

The feed assembly 1 comprises a feed box 11 and a stirring member 12, wherein a feed inlet 111 is formed in the feed box 11 for feeding materials, the stirring member 12 is rotatably arranged in the feed box 11, and the stirring member 12 is used for stirring the materials fed into the feed box 11.

The crushing assembly 2 comprises a crushing box 21 and a crushing member 22, wherein the top of the crushing box 21 is communicated with the bottom of the feeding box 11, the crushing member 22 is arranged in the crushing box 21, and the crushing member 22 is used for crushing materials.

The screening assembly 3 includes screening case 31 and screening part 32, and the top of screening case 31 communicates with the bottom of broken case 21, and screening part 32 is used for screening the material of target particle diameter, and the bottom of screening case 31 is equipped with discharge gate 3212 so that the material flows.

The lifting assembly 4 is connected with the screening box 31, and the feeding assembly 1, the crushing assembly 2, the screening assembly 3 and the lifting assembly 4 are sequentially arranged along the first direction, and the lifting assembly 4 can move in the first direction so as to drive the feeding assembly 1, the crushing assembly 2 and the screening assembly 3 to move in the first direction.

In order to make the technical solution of the present utility model easier to understand, the technical solution of the present utility model will be further described below by taking the case that the first direction coincides with the up-down direction, wherein the up-down direction is shown in fig. 1.

For example, as shown in fig. 1-6, the feeding assembly 1, the crushing assembly 2, the screening assembly 3 and the lifting assembly 4 are sequentially arranged from top to bottom, and the lifting assembly 4 can move in the up-down direction, so as to drive the feeding assembly 1, the crushing assembly 2 and the screening assembly 3 to move in the up-down direction.

When the crusher 100 of the embodiment of the utility model works, materials enter the feeding box 11 from the feeding hole 111, the stirring part 12 is arranged in the feeding box 11, and the stirring part 12 rotates in the feeding box 11, so that the materials are prevented from accumulating in the feeding box 11 to block the feeding box 11.

After the materials fall into the crushing box 21 from the feeding box 11, the materials are crushed into small pieces under the action of the crushing component 22 and then fall into the screening box 31, and after the screening component 32 screens the materials, the qualified materials flow out from the discharge hole 3212.

In the related art, the coal is easily accumulated in the feed hopper of the crusher, which causes the blockage of the feed inlet 111, and at this time, the feed inlet 111 needs to be manually dredged, which wastes a lot of manpower and results in inefficiency of the crusher. And the height of the crusher cannot be adjusted, the coal cannot fall into the crusher accurately, and the adaptability of the crusher is poor.

According to the crusher 100 disclosed by the embodiment of the utility model, the stirring part 12 is arranged in the feeding box 11, and the stirring part 12 can be used for stirring the coal blocks in the feeding box 11, so that the coal blocks can be prevented from being accumulated in the feeding box 11, and the coal blocks can smoothly enter the crushing box 21. Moreover, the crusher 100 of the embodiment of the utility model utilizes the lifting assembly 4, so that the height of the feeding box 11 can be adjusted, the crusher 100 can flexibly adapt to the field working condition, and the crusher 100 is convenient to adapt to other equipment.

Optionally, the material is coal.

In some embodiments, the feeding assembly 1 further includes a first driving part 13, the stirring part 12 includes a stirring rod 121 and a stirring blade 122, one end of the stirring rod 121 is connected to the first driving part 13, and the other end of the stirring rod 121 is provided with a plurality of stirring blades 122.

For example, as shown in fig. 2, the first driving part 13 is connected to the stirring rod 121 to drive the stirring rod 121 to rotate, a plurality of stirring blades 122 are provided on the stirring rod 121, and the plurality of stirring blades 122 are provided at intervals.

Alternatively, the number of stirring vanes 122 is 2, 3, 4, 5, or the like.

In other embodiments, the feed tank 11 communicates with the crushing tank 21 through a first port 112, the stirring vanes 122 are disposed adjacent to the first port 112, the stirring rod 121 extends in a first direction, and the output shaft of the first driver 131 extends in a second direction, the second direction being orthogonal to the first direction.

In order to make the technical solution of the present utility model easier to understand, the technical solution of the present utility model will be further described below by taking the case that the second direction coincides with the front-rear direction, wherein the front-rear direction is shown in fig. 1.

For example, as shown in fig. 2 and 3, the bottom of the feeding box 11 communicates with the top of the crushing box 21 through the first port 112, the stirring rod 121 extends in the up-down direction, the output shaft of the first driver 131 extends in the front-rear direction, and the first driver 131 and the stirring rod 121 are connected by the first bevel gear 132 and the second bevel gear 133.

Optionally, a protective housing is provided on the outer periphery of the first driving part 13, the top end of the stirring rod 121 is connected to the protective housing, and a bearing is provided between the top end of the stirring rod 121 and the protective housing.

Optionally, the first driver 131 is an electric motor.

In some embodiments, the first driving part 13 includes a first driver 131, a first bevel gear 132, and a second bevel gear 133, an output shaft of the first driver 131 is connected to the first bevel gear 132, one end of the stirring rod 121 is connected to the second bevel gear 133, and the first bevel gear 132 and the second bevel gear 133 are engaged.

For example, as shown in fig. 3, a first bevel gear 132 is provided on the output shaft of the first driver 131, a second bevel gear 133 is provided on the upper end of the stirring rod 121, and the axis of the first bevel gear 132 is perpendicular to the axis of the second bevel gear 133. When the first driver 131 rotates, it drives the first bevel gear 132 to rotate, and then drives the second bevel gear 133 to rotate, and finally drives the stirring rod 121 to rotate, so that the stirring blade 122 can stir the material.

According to the crusher 100 provided by the embodiment of the utility model, the output shaft of the first driver 131 is vertically arranged with the stirring rod 121, and the transmission is realized by the first bevel gear 132 and the second bevel gear 133, so that the size of the first driving part 13 in the up-down direction is smaller, the structure of the first driving part 13 is compact, and the overall height of the crusher 100 is reduced.

In some embodiments, the crusher 100 further comprises a base 5, the lifting assembly 4 comprises a lifting member 41, the lifting member 41 comprises a connecting piece 411 and a rotating piece 412, the connecting piece 411 and the rotating piece 412 extend along a first direction, one end of the connecting piece 411 is connected with the screening box 31, the other end of the connecting piece 411 is in threaded connection with one end of the rotating piece 412, and the other end of the rotating piece 412 is rotatably connected with the base 5.

For example, as shown in fig. 1 and 2, the base 5 is provided at the bottom of the crusher 100, the elevation assembly 4 is provided above the base 5, the connection member 411 and the rotation member 412 extend in the up-down direction, the upper end of the connection member 411 is connected to the screening box 31, the lower end of the connection member 411 is connected to the upper end of the rotation member 412, and the lower end of the rotation member 412 is rotatably connected to the base 5.

Alternatively, the connector 411 is a threaded rod and the rotator 412 is an internally threaded tube.

In some embodiments, the lifting assembly 4 further includes a second driving part 42 and a transmission part 43, the second driving part 42 includes a second driver 421 and a second rotating shaft 422, the transmission part 43 includes a first pulley 431, a first synchronization belt 433 and a second pulley 432, the second rotating shaft 422 extends in a first direction, one end of the second rotating shaft 422 is connected to the second driver 421, the other end of the second rotating shaft 422 is connected to the first pulley 431, the second pulley 432 is connected to the rotating member 412, and the first pulley 431 and the second pulley 432 are both meshed with the first synchronization belt 433.

For example, as shown in fig. 2, the second rotating shaft 422 extends in the up-down direction, the lower end of the second rotating shaft 422 is connected to the second driver 421, the upper end of the second rotating shaft 422 is fixedly connected to the first pulley 431, the second pulley 432 is fixedly connected to the lower end of the rotating member 412, and the second pulley 432 is rotatably connected to the base 5. The second driver 421 drives the second rotating shaft 422 to rotate, and further drives the first pulley 431 to rotate, and the first pulley 431 drives the first synchronous belt 433 to rotate, and further drives the second pulley 432 to rotate.

Optionally, the second driver 421 is a motor.

In some embodiments, the transmission part 43, the lifting part 41 and the second driving part 42 are all provided with a plurality of transmission parts 43 and the lifting parts 41 are in one-to-one correspondence, and each second driving part 42 is connected with one or two transmission parts 43.

For example, as shown in fig. 1, 2 and 5, the left-right direction in fig. 5 is orthogonal to the front-rear direction. The lifting members 41 are provided with 4, 4 lifting members 41 are respectively arranged at four corners of the base 5, the transmission members 43 are provided with 4, one transmission member 43 is connected with one lifting member 41, the second driving member 42 is provided with two, one on the left side of the base 5 and one on the right side of the base 5, and each driving member is connected with two transmission members 43. Thus, the two transmission members 43 can be driven by one second driving member 42, and thus the two lifting members 41 can be operated in synchronization.

Alternatively, in other embodiments, the number of second drive members 42 is the same as the number of transmission members 43, with one second drive member 42 being connected to one transmission member 43.

Alternatively, two lifting members 41 are provided on both sides of the base 5, one lifting member 41 is provided on the front side of the base 5, and one lifting member 41 is provided on the rear side of the base 5.

In some embodiments, the crushing member 22 is rotatably provided in the crushing box 21, the crushing member 22 includes a first rotation shaft 221 and a helical blade 222, the first rotation shaft 221 extends in a second direction orthogonal to the first direction, the helical blade 222 is connected to the first rotation shaft 221 and surrounds an outer circumferential side of the first rotation shaft 221, and the crushing assembly 2 further includes a third driving member 23 connected to one end of the first rotation shaft 221 to drive the crushing member 22 to rotate.

For example, as shown in fig. 2, the first rotation shaft 221 extends in the front-rear direction, and the spiral blade 222 is wound around the outer circumferential side of the first rotation shaft 221. The third driving part 23 is connected to one end of the shaft, and the third driving part 23 is provided outside the crushing box 21, and the third driving part 23 is connected to one end of the first shaft 221. The third driving part 23 drives the first rotating shaft 221 to rotate, and then drives the helical blade 222 to rotate, and when the material falls into the crushing box 21, the helical blade 222 cuts the material, so that the material is crushed into small pieces.

Alternatively, the feed opening 111 of the feed box 11 is provided towards the front side of the crusher 100 and the third drive member 23 is provided at the rear side of the crusher 100.

Optionally, the crushing assembly 2 further comprises a support frame 24, the support frame 24 being arranged outside the crushing tank 21, and the third drive member 23 being mounted on the support frame 24. The third drive member 23 comprises a motor and a coupling.

In some embodiments, the crushing box 21 is communicated with the screening box 31 through the second port 211, the screening member 32 comprises an inner bin 321, a screen 322 and a discharging table 323, the screen 322 is arranged in the inner bin 321 and is opposite to the second port 211 in the first direction, the discharging table 323 is arranged below the screen 322, a discharging port 3212 is arranged at the bottom of the inner bin 321, and the table top of the discharging table 323 is obliquely arranged to the position where the discharging port 3212 is located so that materials flow into the discharging port 3212.

For example, as shown in fig. 2, the bottom of the crushing box 21 is provided with a second opening 211, a cavity is formed in the inner bin 321, a screen 322 and a discharging table 323 are arranged in the cavity, the discharging table 323 is arranged at the lower end of the screen 322, a discharging opening 3212 is further formed in the bottom of the inner bin 321, and the table top of the discharging table 323 is obliquely arranged in the direction of the discharging opening 3212. From this, the material flows under the effect of gravity for the interior storehouse 321 of quick outflow of material, thereby avoid the material to pile up in interior storehouse 321.

After the material is crushed into small pieces in the crushing box 21, the small pieces can flow into the screening box 31 from the second port 211, then directly fall onto the screen 322, pass through the screening of the screen 322, fall onto the blanking table 323, and flow to the discharge port 3212 along the table surface of the blanking table 323.

Optionally, the bottom of the crushing tank 21 is of inverted cone shape. Thereby facilitating the flow of material under the influence of gravity into the screening box 31.

Optionally, the shape of the discharge opening 3212 may be designed according to actual needs, for example, in order to avoid that the material falls on the base 5 during discharging, the discharge opening 3212 may be formed as an inclined tubular member, or a guide tube arranged in an inclined manner is added at the position of the discharge opening 3212, and the lower end of the guide tube extends out of the base 5, thereby avoiding that the material falls on the base 5.

In some embodiments, the screening element 32 further includes a vibrator 324, the vibrator 324 being coupled to the inner bin 321, the vibrator 324 being disposed at the bottom of the inner bin 321 and outside of the inner bin 321. For example, as shown in fig. 2, vibrator 324 is fixed to the bottom of inner housing 321. Thus, the vibrator 324 can vibrate the material in the inner bin 321, thereby improving the flow efficiency of the material.

In some embodiments, the screening box 31 further includes a housing 311 and a vibration reduction member 312, the screening member 32 is movable relative to the housing 311 in a first direction, the inner bin 321 is provided with a connection portion 3211, the vibration reduction member 312 includes a guide shaft 3121 and an elastic member 3122, the guide shaft 3121 is provided on the housing 311 and extends in the first direction, the connection portion 3211 is connected to the guide shaft 3121 and is slidable along an axial direction of the guide shaft 3121, and the elastic member 3122 is sleeved on the guide shaft 3121 and is located below the connection portion 3211.

For example, as shown in fig. 2 and 5, the housing 311 of the screening box 31 is connected to the crushing box 21, the screening member 32 is provided in the housing 311, and the screening member 32 is movable in the up-down direction with respect to the housing 311.

The housing 311 is provided with a guide shaft 3121, the guide shaft 3121 extends in the up-down direction, a connection portion 3211 is provided on the outer circumferential side of the inner bin 321, a through hole is provided on the connection portion 3211, and the through hole can be engaged with the guide shaft 3121.

The guide shaft 3121 is further sleeved with a spring, and the spring is disposed below the connection portion 3211, so that when the vibrator 324 operates, the inner bin 321 can move up and down along the guide shaft 3121, and vibration of the inner bin 321 can be buffered under the action of the spring, so that the vibration of the inner bin 321 is not transmitted to other positions of the crusher 100, and operation of other positions is prevented from being affected by the vibrator 324.

Alternatively, the front and rear sides of the housing 311 are provided with the guide shafts 3121, and the front and rear sides of the inner bin 321 are provided with the connection portions 3211.

Optionally, each connecting portion 3211 is provided with two through holes, and two guide shafts 3121 arranged at intervals are provided at positions opposite to the through holes

Optionally, a reject opening (not shown) is provided on the housing 311, and when reject material is deposited on the screen 322, the reject opening is opened, and a worker can take out reject material, thereby avoiding the reject material being deposited on the screen 322.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplify the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

For purposes of this disclosure, the terms "one embodiment," "some embodiments," "example," "a particular example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

While the above embodiments have been shown and described, it should be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives, and variations of the above embodiments may be made by those of ordinary skill in the art without departing from the scope of the utility model.

Claims (10)

1. A crusher, comprising:

the feeding assembly comprises a feeding box and a stirring component, wherein a feeding hole is formed in the feeding box for allowing materials to enter, the stirring component is rotatably arranged in the feeding box, and the stirring component is used for stirring the materials entering the feeding box;

the crushing assembly comprises a crushing box and a crushing component, the top of the crushing box is communicated with the bottom of the feeding box, the crushing component is arranged in the crushing box, and the crushing component is used for crushing the materials;

the screening assembly comprises a screening box and a screening component, the top of the screening box is communicated with the bottom of the crushing box, the screening component is used for screening the materials with target particle sizes, and a discharge hole is formed in the bottom of the screening box so that the materials flow out;

the lifting assembly is connected with the screening box, the feeding assembly, the crushing assembly, the screening assembly and the lifting assembly are sequentially arranged along a first direction, and the lifting assembly can move along the first direction so as to drive the feeding assembly, the crushing assembly and the screening assembly to move along the first direction.

2. The crusher of claim 1, wherein the feed assembly further comprises a first drive member, the stirring member comprises a stirring rod and stirring blades, one end of the stirring rod is connected to the first drive member, and the other end of the stirring rod is provided with a plurality of stirring blades.

3. The crusher of claim 2, wherein the first driving part comprises a first driver, a first bevel gear and a second bevel gear, an output shaft of the first driver is connected to the first bevel gear, one end of the stirring rod is connected to the second bevel gear, and the first bevel gear and the second bevel gear are meshed.

4. A crusher according to any one of claims 1-3, further comprising a base, said lifting assembly comprising a lifting member, said lifting member comprising a connecting member and a rotating member, said connecting member and said rotating member each extending in said first direction, one end of said connecting member being connected to said screening box, the other end of said connecting member being threadedly connected to one end of said rotating member, the other end of said rotating member being rotatably connected to said base.

5. The crusher of claim 4, wherein the lifting assembly further comprises a second drive member and a transmission member, the second drive member comprising a second driver and a second shaft, the transmission member comprising a first pulley, a first timing belt, and a second pulley, the second shaft extending in the first direction, one end of the second shaft being connected to the second driver, the other end of the second shaft being connected to the first pulley, the second pulley being connected to the rotating member, the first pulley and the second pulley each being meshed with the first timing belt.

6. The crusher according to claim 5, wherein a plurality of transmission members, a plurality of lifting members and a plurality of second driving members are provided, each of the second driving members being connected to one or both of the transmission members.

7. The crusher according to claim 1 or 6, wherein the crushing member is rotatably provided in the crushing box, the crushing member comprising a first rotation shaft extending in a second direction orthogonal to the first direction, and a helical blade connected to the first rotation shaft and surrounding an outer peripheral side of the first rotation shaft, the crushing assembly further comprising a third driving member connected to one end of the first rotation shaft so as to drive the crushing member to rotate.

8. The crusher according to claim 1, wherein the crushing box is communicated with the screening box through a second port, the screening member comprises an inner bin, a screen mesh and a discharging table, the screen mesh is arranged in the inner bin and is opposite to the second port in the first direction, the discharging table is arranged below the screen mesh, the discharging port is arranged at the bottom of the inner bin, and the table of the discharging table is obliquely arranged towards the position where the discharging port is located so that the material flows into the discharging port.

9. The crusher of claim 8, wherein the screening member further comprises a vibrator coupled to the inner bin, the vibrator being disposed at a bottom of the inner bin and outside the inner bin.

10. The crusher of claim 9, wherein the screening box further comprises a housing and a vibration reduction member, the screening member is movable in the first direction relative to the housing, the inner bin is provided with a connecting portion, the vibration reduction member comprises a guide shaft and an elastic member, the guide shaft is provided on the housing and extends in the first direction, the connecting portion is connected with the guide shaft and is slidable in an axial direction of the guide shaft, and the elastic member is sleeved on the guide shaft and is positioned below the connecting portion.