CN217093728U - Crushing device - Google Patents

Abstract

The embodiment of the application relates to the technical field of rock debris reinjection, and discloses a crushing device which comprises a shell, wherein a feed inlet is formed in the top of the shell, and a magnetic substance adsorption piece is installed at the top of the feed inlet and used for adsorbing magnetic substances in materials to be crushed of the feed inlet. In this way, the embodiment of the utility model provides a realized treating the separation of magnetic substance in the broken material, solved among the broken material magnetic substance content higher and cause the problem of damage to breaker inner leaf.

Description

Crushing device

Technical Field

The embodiment of the utility model provides a relate to material crushing technical field, concretely relates to breaker.

Background

At present, in the process of drilling operation of an offshore oil and gas field, a large amount of drilling waste mud and rock debris can be inevitably generated, if the drilling waste mud and the rock debris are directly discharged to the ocean, the ocean environment can be greatly damaged, and after the rock debris is crushed by a crushing device, the crushed waste is injected into a stratum by adopting a rock debris reinjection technology, so that the method is the most economical and feasible mode at the present stage.

The existing crushing device has more magnetic substances with higher hardness in crushed rock debris, so that the cutting blades are easily damaged in the crushing process, and the frequent replacement of the blades can cause low efficiency and cost consumption.

SUMMERY OF THE UTILITY MODEL

In view of the above problem, the embodiment of the utility model provides a breaker is provided to magnetic material content is higher and causes the problem of damage to breaker inner blade in solving broken material.

According to an aspect of the embodiments of the present invention, there is provided a crushing device, the crushing device including: the casing, the casing top is provided with the feed inlet, and the feed inlet top is installed and is had magnetism thing adsorption component, and magnetism thing adsorption component is used for adsorbing the process the magnetic substance in the material of treating of feed inlet is broken.

This application is through setting up the magnetism thing at the top of feed inlet and adsorbing the piece, and the magnetism that utilizes the magnetism thing to adsorb the piece will treat among the broken material adsorbs on the magnetism thing adsorbs the piece for before getting into breaker's casing in treating broken material, the separation is accomplished with the broken material of needs to the magnetism thing that the inside contains, avoids the magnetism thing to cause the damage to the blade in the casing after getting into breaker, guarantees crushing efficiency, avoids unnecessary cost consumption.

In some embodiments, a plurality of magnetic members are disposed inside the magnetic material adsorbing member, and a plurality of channels are formed between the plurality of magnetic members. Through adsorbing the inside a plurality of magnetic parts that set up of piece at the magnetism thing, and form a plurality of material passageways between a plurality of magnetic parts for treat that broken material is preferential when getting into breaker inside and pass through the passageway, thereby can fully contact with the magnetic part, and then will treat that the magnetic substance in the broken material adsorbs to the surface of magnetic part, has strengthened the adsorption effect of magnet adsorption piece.

In some embodiments, the housing comprises a crusher shell and a base, and the magnetic attraction piece is fixed to the base by a support bracket. Through fixing magnetism thing adsorption element on the base, avoid with breaker shell direct contact to magnetized breaker shell after having solved magnetism thing adsorption element contact breaker shell, the breaker shell after being magnetized adsorbs the inside problem of breaker with magnetic substance, simultaneously because support piece will undertake magnetism thing adsorption element, so breaker shell will not cause the damage because the extrusion of magnetism thing adsorption element.

In some embodiments, a rotor is arranged inside the crushing device, blades are arranged on the rotor, a limiting baffle is arranged on the periphery of each blade along the circumferential direction of the rotor and used for enabling materials to be crushed to be in full contact with the blades, and an opening is formed in the limiting baffle at a position corresponding to the feeding port and used for allowing the materials to be crushed to enter the limiting baffle.

Through setting up limit baffle, limit the broken material around the blade through limit baffle, avoid breaker inside dead angle to appear for broken material and blade remain high-efficient contact throughout, make crushing efficiency further improve.

In some embodiments, the bottom of the limit baffle is provided with sieve holes for screening crushed materials.

Through setting up the sieve mesh for the screening is by broken material, makes to be less than the broken material in sieve mesh aperture will be discharged by the sieve mesh, and the diameter is greater than the broken material in sieve mesh aperture will in time be taken away and carry out the secondary crushing by the blade because limit baffle's restriction, until its diameter is less than sieve mesh aperture.

In some embodiments, a mud tank is arranged at the bottom of the sieve mesh and is positioned in the base and used for receiving the crushed materials.

The crushed materials are collected and placed by arranging the mud tank.

In some embodiments, a drain is connected to the mud tank for draining fluid from the mud tank.

Through setting up the wash port, partial fluid discharge in with mud jar to realize mud jar furthest to putting by broken material.

In some embodiments, the side wall of the crusher housing has a liquid inlet duct, the axis of the liquid inlet duct and the plane of the feed inlet are at an angle of 30-60 degrees for controlling the angle of the fluid entering the crushing device, and the liquid inlet duct is in communication with the drain hole for circulating the fluid in the slurry tank into the crusher housing.

Through setting up the inlet channel and being linked together inlet channel and wash port for the inside liquid of breaker can cyclic utilization, has avoided repeated water injection, sets up the axis of inlet channel and the contained angle between the plane at feed inlet place to 30-60 degrees in addition, makes liquid can accurately water to the sieve mesh, in time rinses the mud in the sieve mesh, avoids causing the jam.

In some embodiments, the crusher shell is divided into an upper shell and a lower shell, with the upper shell hinged to the lower shell so that the upper shell can be rotated open to facilitate removal or cleaning of the blades and the screen openings.

The upper shell and the lower shell are connected through the hinge, so that the upper shell and the lower shell can be rotated and opened along the hinge, and the interior of the shell can be conveniently overhauled and cleaned.

In some embodiments, a limiting block is disposed at a junction between the outer wall of the lower housing and the upper housing, and is used for limiting a maximum rotation angle of the upper housing when the upper housing rotates along the hinge.

Through set up the stopper on casing down, when last casing rotated certain angle along the hinge, stopper and last casing contact to block the casing and further rotate, thereby realize the protection to the hinge.

This application is through setting up magnet filtering component to with magnet filtering component setting before the feed inlet, utilize magnet filtering component's magnetism to adsorb the magnetic substance in treating broken material on magnet filtering component, make the magnetic substance who treats in the broken material with treat that broken material accomplishes the separation, avoid magnetic substance to cause the damage to its internal element behind getting into breaker, do well the basis for the effective implementation of follow-up grinding reinjection simultaneously.

The above description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following detailed description of the present invention is given.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:

fig. 1 is a schematic perspective view of a crushing device provided in an embodiment of the present application;

fig. 2 illustrates a partial side cross-sectional view of a crushing device provided in an embodiment of the present application;

FIG. 3 is an enlarged view of FIG. 1 at A;

FIG. 4 is an enlarged view of FIG. 2 at B;

fig. 5 illustrates an overall side cross-sectional view of a crushing device provided by an embodiment of the present application;

fig. 6 is an enlarged view of fig. 2 at C.

The reference numbers in the detailed description are as follows:

the crusher comprises a crushing device 100, a shell 110, a feeding hole 111, a crusher shell 112, a base 113, a liquid inlet pipeline 114, an upper shell 115, a lower shell 116, a limiting block 1161, a magnetic object adsorption part 120, a magnetic part 121, a supporting frame 122, a rotor 130, blades 131, a limiting baffle 140, an opening 141, a sieve hole 142, a mud tank 150 and a drainage hole 151.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are merely used to more clearly illustrate the technical solutions of the present application, and therefore are only examples, and the protection scope of the present application is not limited thereby.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application; the terms "including" and "having," and any variations thereof, in the description and claims of this application and the description of the above figures are intended to cover non-exclusive inclusions.

In the description of the embodiments of the present application, the technical terms "first", "second", and the like are used only for distinguishing different objects, and are not to be construed as indicating or implying relative importance or implicitly indicating the number, specific order, or primary-secondary relationship of the technical features indicated. In the description of the embodiments of the present application, "a plurality" means two or more unless specifically defined otherwise.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

In the description of the embodiments of the present application, the term "and/or" is only one kind of association relationship describing an associated object, and means that three relationships may exist, for example, a and/or B, and may mean: there are three cases of A, A and B, and B. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.

In the description of the embodiments of the present application, the term "plurality" refers to two or more (including two), and similarly, "plural sets" refers to two or more (including two), and "plural pieces" refers to two or more (including two).

In the description of the embodiments of the present application, the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the directions or positional relationships indicated in the drawings, and are only for convenience of description of the embodiments of the present application and for simplicity of description, but do not indicate or imply that the referred device or element must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the embodiments of the present application.

In the description of the embodiments of the present application, unless otherwise explicitly stated or limited, the terms "mounted," "connected," "fixed," and the like are used in a broad sense, and for example, may be fixedly connected, detachably connected, or integrated; mechanical connection or electrical connection is also possible; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the embodiments of the present application can be understood by those of ordinary skill in the art according to specific situations.

In the process of drilling operation of an offshore oil and gas field, a large amount of drilling waste mud and rock debris are inevitably generated, and if the drilling waste mud and the rock debris are directly discharged to the ocean, the ocean environment is greatly damaged, and the drilling waste is treated by adopting a rock debris reinjection technology, so that the drilling waste is the most economical and feasible mode at the present stage. The rock debris reinjection technology comprises the steps of crushing drill cuttings by a crusher and grinding by a grinder, adding corresponding additives, adjusting the performance and viscosity of rock debris cement paste, and finally injecting the rock debris cement paste into a stratum meeting conditions by a pump.

The existing crushing device has more magnetic substances with higher hardness in crushed rock debris, so that the cutting blades are easily damaged in the crushing process, and the frequent replacement of the blades can cause low efficiency and cost consumption. And the broken rock debris still has magnetic substances (such as iron filings) with higher hardness, and the blades of the grinding pump can be damaged in the subsequent grinding process, so that the reinjection efficiency and the cost of the rock debris are further influenced.

The inventor of the present application finds that magnetic substances such as iron filings in rock debris are the most main factors causing damage to the crusher and the grinder, and in order to solve the technical problem that the magnetic substances such as iron filings cause damage to the crusher and the grinder, the magnetic substances in the rock debris must be disposed of before the crusher works to filter out the magnetic substances in the rock debris.

Based on this, the present application provides a crushing device, and please refer to fig. 1 and fig. 2 specifically, fig. 1 is a schematic perspective structural diagram of the crushing device provided in the embodiment of the present application, and fig. 2 is a schematic partial side cross-sectional structural diagram of the crushing device provided in the embodiment of the present application. The crushing device 100 comprises a shell 110, a feed inlet 111 is arranged at the top of the shell 110, a magnetic substance adsorption part 120 is arranged at the top of the feed inlet 111, and the magnetic substance adsorption part 120 is used for adsorbing magnetic substances in the material to be crushed passing through the feed inlet 111.

Set up magnetic substance adsorption piece 120 at feed inlet 111 top for treat that the broken material has passed through magnetic substance adsorption piece 120 earlier before getting into breaker 100, the magnetism through magnetic substance adsorption piece 120 will treat that the magnetic substance in the broken material adsorbs on magnetic substance adsorption piece 120 surface, inside later surplus material reentrant breaker 100, make the magnetic substance and other material separation in the material of treating to break, thereby avoid magnetic substance (like iron fillings etc.) to cause the harm to breaker 100 internal elements.

Magnetic substance adsorbs piece 120 for link up structure from top to bottom, magnetic substance adsorbs 120 open-top is used for supplying and treats that broken material gets into, magnetic substance adsorbs 120 open-bottom and feed inlet 111 are relative, make and treat that broken material gets into feed inlet 111 through the open-bottom of magnetic substance adsorbs piece 120, the shape of magnetic substance adsorbs a bottom open-top can design according to the shape of feed inlet 111, make it can match completely with feed inlet 111, the shape of magnetic substance adsorbs piece 120 can design for similar hourglass hopper-shaped in addition, the area of magnetic substance adsorbs 120 open-top is greater than the area of magnetic substance adsorbs a bottom open-top, thereby avoid treating the condition that causes when broken material gets into breaker 100 and spills the hourglass.

Specifically, the magnetic substance adsorbing member 120 may include a frame for supporting and fixing the carrier, and a carrier for adsorbing the magnetic substance in the material to be crushed. In some embodiments, the frame may be made of metal material, and a natural magnet may be used as a carrier for adsorbing a magnetic substance, the natural magnet may be adsorbed on the frame by its own magnetism, or may be in the form of a binding, a screwing, or the like, and the frame is used to fix the natural magnet on the frame.

In other embodiments, an electromagnet may also be used as a carrier for adsorbing magnetic substances, a coil is wound on a magnetic metal (e.g., fe, co, ni) to form a carrier, so that the carrier is magnetic after being energized, thereby completing the adsorption of the magnetic substances in the crushed material, an electromagnet is used as a carrier for adsorbing the magnetic substances, so that the magnetic strength of the magnetic substance adsorbing member 120 can be controlled by controlling the current of the coil, thereby enabling the crushing apparatus 100 to meet the working requirements of different magnetic forces, and when the magnetic substances on the surface of the magnetic substance adsorbing member 120 need to be collected after the feeding is completed, the current in the coil can be cut off to make the magnetism on the magnetic substance adsorbing member 120 disappear, the magnetic substances naturally fall off from the magnetic substance adsorbing member 120 under the influence of gravity, thereby facilitating the cleaning and recycling, and avoiding the permanent magnetization of the magnetic metal by the energized coil, the magnetic substance adsorbing member 120 may also be constituted by winding a coil on a soft magnetic metal (e.g., iron-silicon alloy, soft magnetic ferrite, etc.).

This application is through setting up magnetism thing adsorption piece 120 at the top of feed inlet 111, the magnetism that utilizes magnetism thing adsorption piece 120 will treat among the broken material adsorbs on magnetism thing adsorption piece 120, make treat among the broken material before getting into breaker 100's casing 110, the separation is accomplished with the broken material that needs to the magnetism thing that the inside contains, avoid magnetism thing to cause the damage to the blade in casing 110 after getting into breaker 100, guarantee crushing efficiency, avoid unnecessary cost consumption.

Referring to fig. 3, fig. 3 is an enlarged view of fig. 1 at a. In some embodiments, the magnetic material adsorbing member 120 is provided with a plurality of magnetic members 121 inside, and a plurality of channels are formed between the plurality of magnetic members 121.

The electromagnet that the magnetism piece 121 material can select natural magnetite or the iron core that has the coil made, fix magnetism piece 121 in the inside of magnetism thing absorption piece 120 to form a plurality of pan feeding passageways between a plurality of magnetism pieces 121, make to treat that broken material can contact with a plurality of magnetism pieces 121 when passing through magnetism thing absorption piece 120, thereby will treat that the magnetic substance in the broken material adsorbs the surface of magnetism piece 121, in order to realize treating the separation of the magnetic substance in the broken material.

In order to make the attracting effect of the magnet more obvious, preferably, the magnetic member 121 may be shaped like a cylinder to increase its own surface area, thereby enhancing the attracting effect of the magnetic member 121, and the magnetic members 121 in the magnetic substance adsorbing member 120 may also be designed in multiple rows in the vertical direction or multiple rows in the horizontal direction, thereby increasing the number of the magnetic members 121 to enhance the attracting effect.

The intervals among the magnetic members 121 and the number of the magnetic members 121 can be adjusted according to the diameter of the material to be crushed and the percentage of the magnetic substances contained in the material to be crushed, when the diameter of the material to be crushed is larger and the percentage of the magnetic substances contained in the material to be crushed is lower, the intervals among the magnetic members 121 can be increased appropriately, the number of the magnetic members 121 can be reduced correspondingly, and when the diameter of the material to be crushed is smaller and the percentage of the magnetic substances contained in the material to be crushed is higher, the intervals among the magnetic members 121 can be reduced appropriately, and the number of the magnetic members 121 can be increased appropriately.

This application embodiment, through adsorbing a plurality of magnetic parts 121 at the inside a plurality of magnetic part 121 that set up of piece 120 at the magnetism thing, and form a plurality of pan feeding passageways between a plurality of magnetic parts 121, make treat that broken material is preferential when getting into breaker 100 inside and pass through the pan feeding passageway, thereby can fully contact with magnetic part 121, and then will treat that the magnetic substance in the broken material adsorbs to a plurality of magnetic parts 121 on the surface, realize the separation to magnetic substance in the broken material, promote the filterable effect of magnetic substance.

Referring again to fig. 1, in some embodiments, the housing 110 includes a crusher shell 112 and a base 113, and the magnetic attraction member 120 is fixed to the base 113 by a support bracket 122.

The crusher shell 112 is generally made of iron, if the magnetic substance adsorbing member 120 is directly installed on the crusher shell 112, the crusher shell 112 is easily magnetized by the magnetic substance adsorbing member 120, and the magnetized crusher shell 112 will also have magnetism, further causing the crusher shell 112 to adsorb a part of magnetic substances onto the inner wall of the crusher shell 112 inside the crushing device 100, so that the magnetic substances enter the inside of the crushing device 100 to affect the filtering effect of the magnetic substances.

In addition, because the casing wall of the crusher casing 112 is generally thin and has poor pressure resistance, when the material to be crushed is large, the material to be crushed enters the magnetic material adsorbing member 120 and impacts the magnetic material adsorbing member 120, further, the magnetic material adsorbing member 120 extrudes the crusher casing 112, which may cause the crusher casing 112 to be crushed, the crushing device 100 of the present application fixes the magnetic material adsorbing member 120 on the base by arranging the supporting frame 122, thereby avoiding the direct butt joint of the magnetic material adsorbing member 120 and the crusher casing 112, and effectively solving the problems that the crusher casing 112 is magnetized and is crushed.

In order to clean the magnetic substance adsorbed by the magnetic substance adsorbing member 120, the connection between the magnetic substance adsorbing member 120 and the supporting frame 122 may be an active connection, for example, a sliding slot may be disposed on the supporting frame 122, and a sliding block corresponding to the sliding slot is disposed at a corresponding position of the magnetic substance adsorbing member 120, so that the magnetic substance adsorbing member 120 can be quickly separated from the supporting frame 122 and clean the magnetic substance adsorbed by the magnetic substance adsorbing member 120.

The magnetic substance adsorbing member 120 is fixed on the base 113 through the supporting frame 122, and is prevented from directly contacting with the crusher shell 112, so that the problem that the crusher shell 112 is magnetized after the magnetic substance adsorbing member 120 contacts with the crusher shell 112, and the magnetized crusher shell 112 adsorbs magnetic substances to the inside of the crushing device 100 is solved, and meanwhile, the support member 122 bears the gravity of the magnetic substance adsorbing member 120, so that the crusher shell 112 cannot be damaged due to the extrusion of the magnetic substance adsorbing member 120.

Referring to fig. 2 again, in some embodiments, the crushing device 100 is provided with a rotor 130 inside, the rotor 130 is provided with blades 131, the outer periphery of the blades 131 is provided with a limit baffle 140 along the circumferential direction of the rotor 130, the limit baffle 140 is used for making the material to be crushed fully contact with the blades 131, and the limit baffle 140 is provided with an opening 141 at a position corresponding to the feed port 111 for the material to be crushed to enter the limit baffle 140.

In crushing process, because breaker 100 inner space is too big, often can appear treating that broken material passes the dead angle department of detaining in breaker 100 bottom behind the clearance between the blade 131, because treat that broken thing can't fully contact with blade 131, consequently, will influence crushing efficiency, this application embodiment is through setting up limit baffle 140, limit baffle 140 inner wall can with blade 131 external diameter looks adaptation, thereby avoid breaker 100 inside dead angle that appears, make broken material in the breaker 100 fully contact with blade 131, improve crushing efficiency.

Referring to fig. 4, fig. 4 is an enlarged view of fig. 2 at B. In some embodiments, the bottom of the limit stop 140 is provided with a sieve hole 142 for sieving the crushed material.

The size of the sieve holes 142 can be properly adjusted according to actual conditions, and the sieve holes 142 are arranged, so that the crushed materials smaller than the aperture of the sieve holes 142 are discharged from the sieve holes 142, and the crushed materials with the diameter larger than the aperture of the sieve holes 142 are timely taken away by the blades 131 and are secondarily crushed due to the limitation of the limit baffle 140 until the diameter of the crushed materials is smaller than the aperture of the sieve holes 142, and then the crushed materials are discharged from the sieve holes 142.

Referring to fig. 5, fig. 5 is a schematic side sectional view of a crushing device 100 according to an embodiment of the present disclosure. In some embodiments, a mud pot 150 is provided at the bottom of the screen holes 142 for receiving crushed material.

Specifically, the mud tank 150 may be disposed in the base 113, or may be directly formed by a space inside the base 113, and the mud tank 150 is used for receiving the crushed materials filtered by the sieve holes 142.

This application embodiment realizes putting receiving of broken material through setting up mud tank 150, and mud tank 150's size can be selected according to actual conditions, also can use devices such as similar material car to replace mud tank 150 in order to realize putting the function in order to realize receiving.

With continued reference to FIG. 5, in some embodiments, the mud tank 150 is connected to a drain hole 151 for draining fluid from the mud tank 150.

In the implementation process, the height of the drain hole 151 may be higher than the bottom of the mud tank 150, or a filter screen may be disposed at the drain hole 151, so as to prevent a large amount of mud with broken materials from entering the drain hole 151.

In the crushing process, especially the crushing process among the detritus reinjection technique, get into crushing device 100 inside except that the material still partial fluid, this partial fluid will occupy great storage space, leads to mud tank 150 storage function not enough, and this application is through setting up wash port 151, discharges partial fluid to realize mud tank 150 furthest to being put by the receipts of broken material.

With continued reference to fig. 5, in some embodiments, the side wall of the crusher housing 112 has a liquid inlet pipe 114, the axis of the liquid inlet pipe 114 forms an angle of 30-60 degrees with the plane of the inlet port 111 for controlling the angle of the fluid entering the crushing device 100, and the liquid inlet pipe 114 communicates with the water outlet hole 151 for circulating the fluid in the mud tank 150 into the crusher housing 112.

Referring to fig. 2 again, the angle α in the figure is the same as the angle between the axis of the liquid inlet pipe 114 and the plane of the liquid inlet 111, so the size of the angle α in the figure is equal to the size of the angle between the axis of the liquid inlet pipe 114 and the plane of the liquid inlet 111, and α is greater than or equal to 30 ° and less than or equal to 60 °.

The phenomenon of being blockked up by mud often appears in sieve mesh 142 in the course of the work, causes breaker 100 work efficiency to descend, and this application embodiment is cleared up through setting up liquid inlet pipe 114 injection liquid, has further guaranteed work efficiency, sets up to 30-60 degrees through the angle with liquid inlet pipe 114 to reach the position that control liquid got into breaker 100 inside, make liquid can aim at sieve mesh 142 and wash.

In actual operation, the liquid inlet pipeline 114 is communicated with the drain hole 151, and the power device is arranged to pump out the liquid in the drain hole 151 at the bottom and circularly inject the liquid into the liquid inlet pipeline 114, so as to clean the sieve holes 142 and the inside of the crushing device 100, thereby avoiding the problem of water resource waste caused by continuously adding external water.

In the embodiment of the application, through setting up liquid inlet pipe 114 and being linked together liquid inlet pipe 114 and wash port 151 for the inside liquid of breaker 100 can cyclic utilization, has avoided repeated water injection, sets up the axis of liquid inlet pipe 114 and the contained angle between the plane at feed inlet 111 place to 30-60 degrees in addition, makes liquid can accurately water to sieve mesh 142, in time washs the mud in sieve mesh 142, avoids causing the jam.

Referring to fig. 6, fig. 6 is an enlarged view of fig. 2 at C. In some embodiments, the crusher shell 112 is divided into an upper shell 115 and a lower shell 116, and the upper shell 115 is hinged to the lower shell 116 to facilitate removal or cleaning of the blades 131 and the screen holes 142.

Specifically, can link to each other the one end of going up casing 115 and lower casing 116 through the hinge, the other end realizes dismantling the connection through setting up the mode of block end or bolted connection for when necessary, go up casing 115 and lower casing 116 and can rotate along hinge department and open, convenient maintenance and the washing inside the casing.

Referring to fig. 6, in some embodiments, a limiting block 1161 is disposed at a junction between the outer wall of the lower casing 116 and the upper casing 115, for limiting a maximum rotation angle of the upper casing 115 when rotating along the hinge.

The hinge structure is the fragile structure, and when last casing 115 turned angle was too big, the fracture appeared easily in hinge department, and this application embodiment is through setting up stopper 1161 on casing 116 down, and when last casing 115 rotated certain angle along the hinge, stopper 1161 and last casing 115 butt to block and go up casing 115 further and rotate, thereby realize the protection to the hinge.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description. In particular, the technical features mentioned in the embodiments can be combined in any way as long as there is no structural conflict. It is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims (10)

1. The utility model provides a crushing device, its characterized in that, includes the casing, the casing top is provided with the feed inlet, the magnetism thing adsorbs the piece is installed at the feed inlet top, magnetism thing adsorbs the piece and is used for adsorbing the process the magnetic substance in the material of treating of feed inlet is broken.

2. The crushing device of claim 1, wherein a plurality of magnetic members are arranged inside the magnetic material adsorbing member, and a plurality of feeding channels are formed among the magnetic members.

3. The crusher of claim 1 wherein the housing comprises a crusher shell and a base, the magnetic attraction being secured to the base by a support bracket.

4. The crushing device of claim 3, wherein the crushing device comprises a rotor, the rotor is arranged in the crusher shell, blades are arranged on the rotor, limit baffles are arranged on the peripheries of the blades along the circumferential direction of the rotor for enabling materials to be crushed to be in full contact with the blades, and openings are arranged on the limit baffles corresponding to the feed inlets for the materials to be crushed to enter the limit baffles.

5. A crushing device according to claim 4, wherein the bottom of the limit baffle is provided with sieve holes for screening crushed materials.

6. A crushing plant according to claim 5, characterized in that the bottom of the sieve aperture is provided with a mud pot for receiving the crushed material.

7. A crushing apparatus according to claim 6, wherein a drain hole is connected to the mud tank for draining fluid from the mud tank.

8. A crushing device according to claim 7, wherein the side wall of the shell is provided with a liquid inlet pipeline, and the axis of the liquid inlet pipeline forms an included angle of 30-60 degrees with the plane of the feed inlet, so as to control the angle of the fluid entering the crushing device;

and the liquid inlet pipeline is communicated with the drain hole and is used for circularly injecting the fluid in the slurry tank into the crusher shell.

9. A crushing device according to claim 4, wherein the crusher shell is divided into an upper shell and a lower shell, the upper shell being hinged to the lower shell such that the upper shell can be rotated open for removal or cleaning of the blades.

10. The crushing device of claim 9, wherein a limiting block is arranged on the outer wall of the lower shell at the position where the outer wall of the lower shell is hinged to the upper shell, and the limiting block is used for limiting the maximum rotation angle of the upper shell when the upper shell rotates along the hinge.

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