CN113731611B - Remove broken screening equipment and vehicle - Google Patents
Remove broken screening equipment and vehicle Download PDFInfo
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- CN113731611B CN113731611B CN202111093770.1A CN202111093770A CN113731611B CN 113731611 B CN113731611 B CN 113731611B CN 202111093770 A CN202111093770 A CN 202111093770A CN 113731611 B CN113731611 B CN 113731611B
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- conveying section
- screen
- screening
- crushing
- conveyor belt
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C21/00—Disintegrating plant with or without drying of the material
- B02C21/02—Transportable disintegrating plant
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/02—Feeding devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Disintegrating Or Milling (AREA)
Abstract
The application discloses mobile crushing and screening equipment and a vehicle, and relates to the technical field of engineering crushing. The scheme comprises a mounting bottom surface, a screening device, a crushing device, a collecting hopper, a telescopic conveyor belt and a folding conveyor belt device; the screening device is arranged on the installation bottom surface, a first feeding hole is formed in the top of the screening device, a screen feeding outlet and a screen discharging outlet are formed in the end portion of the screening device, the screen feeding outlet is communicated with the telescopic conveyor belt, and the screen discharging outlet is communicated with the collecting hopper; the crushing device is arranged on the installation bottom surface, a second feeding hole is formed in the top of the crushing device, a discharging hole is formed in the bottom of the crushing device, and the discharging hole is communicated with the collecting hopper; the bottom of the collecting hopper is provided with an opening, the opening is communicated with a folding conveyor belt device, and the folding conveyor belt device is arranged on the installation bottom surface and is positioned below the collecting hopper. By adopting the scheme of the application, the whole crushing and screening equipment can move freely, and the waste of manpower, material resources and financial resources is reduced.
Description
Technical Field
The application relates to the technical field of engineering crushing, in particular to mobile crushing and screening equipment and a vehicle.
Background
The existing crushing and screening equipment mainly takes a fixed type or a semi-movable type. The stationary type is a production mode in which the machine equipment is fixedly installed on the site, and the semi-movable type is also fixedly installed on the site for production, but the semi-movable type can be pulled and moved by a transport vehicle such as a truck after disassembly and assembly. The two modes are generally that production equipment is transported to a construction site, and construction is carried out according to requirements after the production equipment is fixedly arranged. However, in the actual production process, the materials are often required to be carried back and forth by vehicles, so that the production efficiency is reduced, and in addition, when the equipment needs to be moved, the base frame and each unit part are firstly removed and then are reassembled after being moved to a proper position, so that the labor, the material resources and the financial resources are huge waste.
Disclosure of Invention
The embodiment of the application solves the problem that the crushing and screening equipment in the prior art cannot move freely together by providing the mobile crushing and screening equipment and the vehicle, realizes the free movement of the whole crushing and screening equipment, and reduces the waste of manpower, material resources and financial resources.
The embodiment of the application provides mobile crushing and screening equipment, which comprises a mounting bottom surface, a screening device, a crushing device, a collecting hopper, a telescopic conveyor belt and a folding conveyor belt device, wherein the mounting bottom surface is provided with a plurality of conveying rollers;
The screening device is arranged on the installation bottom surface through a first supporting frame, a first feeding hole is formed in the top of the screening device, a screen feeding outlet and a screen discharging outlet are formed in the end portion of the screening device, the screen feeding outlet is communicated with the telescopic conveyor belt, and the screen discharging outlet is communicated with the collecting hopper;
the telescopic conveyor belt is arranged on the installation bottom surface in a telescopic way;
the crushing device is arranged on the installation bottom surface through a second supporting frame and is positioned at one end of a screen feeding outlet of the screening device, a second feeding hole is formed in the top of the crushing device, a discharging hole is formed in the bottom of the crushing device, and the discharging hole is communicated with the collecting hopper;
the bottom of the collecting hopper is provided with an opening, the opening is communicated with the folding conveyor belt device, and the folding conveyor belt device is arranged on the installation bottom surface and is positioned below the collecting hopper.
Still further, the screening device further comprises a first feed hopper, a screening box, a screen, and a vibrating motor;
the top of the screen box is provided with the first feeding port, and the first feeding hopper is arranged on the first feeding port;
the screen box is of a closed structure, and the screen feeding outlet and the screen discharging outlet are arranged at one end part of the screen box;
The screen is arranged in the screen box and divides the empty part in the screen box into an upper screen material layer and a lower screen material layer, the upper screen material layer is communicated with the upper screen material outlet, and the lower screen material layer is communicated with the lower screen material outlet;
the vibrating motor is arranged at the bottom of the screen box and used for vibrating and screening materials in the screen box.
Still further, the crushing device comprises a second feed hopper, a motor and a crusher;
the top of the crusher is provided with the second feeding hole, the second feeding hopper is arranged on the second feeding hole, and the bottom of the crusher is provided with the discharging hole;
the motor is mounted on the second support frame and is electrically connected with the crusher.
Further, the folding conveyor belt device comprises a first conveying section, a second conveying section, a third conveying section and a first hydraulic cylinder;
the first conveying section is arranged on the installation bottom surface;
the second conveying section is connected with one end of the first conveying section, and the conveying surface of the second conveying section and the conveying surface of the first conveying section form an obtuse angle;
the third conveying section is hinged with one end of the second conveying section, which is away from the first conveying section;
The trunnion of the first hydraulic cylinder is connected with the third conveying section, and the cylinder bottom is connected with the second conveying section so as to drive the third conveying section to rotate around the hinge shaft.
Further, the folding conveyor belt device further comprises a push-pull mechanism;
the push-pull end of the push-pull mechanism is fixed with one end of the third conveying section, which is connected with the second conveying section, and is used for pushing and pulling the third conveying section.
Still further, the folding conveyor belt device further comprises a second hydraulic cylinder;
the second conveying section is hinged with the first conveying section;
and the trunnion of the second hydraulic cylinder is connected with the second conveying section, and the cylinder bottom is connected with the installation bottom surface so as to drive the second conveying section to rotate around the hinge shaft.
Further, the aerial lifting device comprises a sliding rail, a pulley block, a connecting rod, a first stepping motor, a second stepping motor and a hanging mechanism;
the two sliding rails are arranged in parallel, are arranged on the installation bottom surface through a bracket, and are positioned above the screening device and the crushing device;
the connecting rod is connected with the two sliding rails, the pulley blocks are arranged at the two ends of the sliding groove, and the pulleys of the pulley blocks are embedded in the sliding rails;
An output shaft of the first stepping motor is connected with the pulley block and drives the pulley block to slide along the sliding rail;
the connecting rod is provided with a chute along the length direction, and the hanging mechanism is movably arranged in the chute and used for replacing the screen;
parallel the spout, the top of connecting rod is provided with the rack, the second step motor is fixed in on the hanging mechanism, just be provided with the gear on the output shaft of second step motor, the gear with the rack meshing, the output shaft of second step motor rotates, drives hanging mechanism is in slide in the spout.
Further, the hanging mechanism is arranged to be of a retractable structure and comprises a fixed block, a third stepping motor, a lifting hook and a steel wire rope;
the fixed block is movably arranged in the chute, and the third stepping motor is arranged on the fixed block;
the output shaft of the third stepping motor is provided with a wire wheel, the wire rope is wound on the wire wheel, and the output shaft of the third stepping motor rotates to realize the scaling of the wire rope;
the lifting hook is fixed at the free end of the steel wire rope.
Still further, the screen storage rack is also included;
The screen storage rack is arranged on the installation bottom surface and positioned on one side of the screening device, and is used for fixing a standby screen.
The utility model provides a vehicle, includes removal crushing screening equipment, still includes the automobile body, removal crushing screening equipment set up in on the chassis of automobile body, the installation bottom surface is the upper surface of chassis.
One or more technical solutions provided in the embodiments of the present invention at least have the following technical effects or advantages:
according to the mobile crushing and screening device provided by the embodiment of the invention, a screening device and a crushing device are respectively arranged on the same installation bottom surface through a first supporting frame and a second supporting frame, specifically, a first feeding hole is formed in the top of the screening device so as to enable materials with relatively small particles to enter the screening device through the first feeding hole to be screened, a screening material outlet and a screening material outlet are formed in the end part of the screening device, then materials with larger particle sizes in the materials are discharged through a shrinkage conveyor belt through the screening material outlet, and the materials which are qualified in screening are sent into a collecting hopper through the screening material outlet to be collected; the top of breaker sets up the second feed inlet to get into breaker with the relatively great material of granule through the second feed inlet and carry out the breakage, set up the discharge gate in breaker's bottom, send into through the discharge gate and collect the fill through the broken material and collect, set up folding conveyer belt device in the below of collecting the fill, will collect the material in the fill and convey to next process through folding conveyer belt device. The movable crushing and screening equipment solves the problem that the crushing and screening equipment in the prior art cannot move freely, realizes the free movement of the crushing and screening equipment, and reduces the waste of manpower, material resources and financial resources.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the description of the embodiments of the present application will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a crushing and screening apparatus according to an embodiment of the present application;
FIG. 2 is a schematic view of a structure of an aerial lifting device according to an embodiment of the present application;
FIG. 3 is a schematic diagram of a mobile crushing and screening vehicle according to an embodiment of the present application;
fig. 4 is a schematic diagram of a mobile crushing and screening vehicle according to a second embodiment of the present application;
FIG. 5 is a schematic view showing an unfolding structure of a folding conveyor according to an embodiment of the present application;
fig. 6 is a schematic diagram of an unfolding structure of a folding conveying device according to an embodiment of the present application;
fig. 7 is a schematic diagram of a folding structure of a folding conveying device according to an embodiment of the present application.
Icon: 1. a mounting bottom surface; 2. a collection bucket; 3. a telescoping conveyor belt; 4. a first support frame; 5. a damping spring; 6. a screening device; 61. a first feed hopper; 62. a screen box; 63. a screen feed outlet; 64. a screen discharge outlet; 65. a vibration motor; 7. a crushing device; 71. a second feed hopper; 72. a motor; 73. a crusher; 8. an aerial crane device; 81. a slide rail; 82. pulley block; 83. a connecting rod; 84. a first stepping motor; 85. a second stepping motor; 86. a hanging mechanism; 9. a folding conveyor belt device; 91. a push-pull mechanism; 92. a guide piece; 93. a first transfer section; 94. a first hydraulic cylinder; 95. a second transfer section; 96. a base; 97. a second hydraulic cylinder; 98. a third transfer section; 99. a slide block; 910. a movable cover; 9101. a skeleton; 911. a protective cover; 9111. a first cover; 9112. a second cover; 9113. a third cover; 912. a top cover; 10. a screen storage rack; 11. a second support frame; 12. and a vehicle body.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the embodiments of the present invention, it should be noted that the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the embodiments of the present invention and simplify description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. The terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Furthermore, the terms "mounted," "connected," "coupled," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the embodiments of the present invention will be understood by those of ordinary skill in the art according to specific circumstances.
As shown in fig. 1, an embodiment of the present invention provides a mobile crushing and screening apparatus, comprising a mounting floor 1, a screening device 6, a crushing device 7, a collecting hopper 2, a telescopic conveyor belt 3 and a folding conveyor belt device 9; the screening device 6 is arranged on the installation bottom surface 1 through the first supporting frame 4, a first feeding hole is formed in the top of the screening device 6, a screen feeding outlet 63 and a screen discharging outlet 64 are formed in the end portion of the screening device 6, the screen feeding outlet 63 is communicated with the telescopic conveyor belt 3, and the screen discharging outlet 64 is communicated with the collecting hopper 2; the crushing device 7 is arranged on the installation bottom surface 1 through a second supporting frame 11 and is positioned at one end of a screen feeding outlet 63 of the screening device 6, a second feeding hole is formed in the top of the crushing device 7, a discharging hole is formed in the bottom of the crushing device 7, and the discharging hole is communicated with the collecting hopper 2; the bottom of the collecting bucket 2 is provided with an opening, the opening is communicated with a folding conveyor belt device 9, and the folding conveyor belt device 9 is arranged on the installation bottom surface 1 and is positioned below the collecting bucket 2.
According to the mobile crushing and screening device provided by the embodiment of the invention, a screening device 6 and a crushing device 7 are respectively arranged on the same installation bottom surface 1 through a first supporting frame 4 and a second supporting frame 11, specifically, a first feeding port is arranged at the top of the screening device 6 so as to enable materials with relatively smaller particles to enter the screening device 6 through the first feeding port for screening, a screening feeding outlet 63 and a screening discharging outlet 64 are arranged at the end part of the screening device 6, then materials with larger particle diameters in the materials are discharged through the screening feeding outlet 63 through a telescopic conveyor belt 3, and the screened qualified materials are sent into a collecting hopper 2 through the screening discharging outlet 64 for collecting; the top at breaker 7 sets up the second feed inlet to get into breaker 7 through the second feed inlet with the great material of granule relatively and carry out the breakage, set up the discharge gate in breaker 7's bottom, send into through the discharge gate and collect the fill 2 through the broken material and collect, set up folding conveyer belt device 9 in the below of collecting fill 2, convey the material in the fill 2 to the next process through folding conveyer belt device 9. When the crushing and screening equipment of this embodiment needs to be removed, with mounting bottom surface 1 direct mount on mobile device, whole crushing and screening equipment can remove thereupon, has avoided the manual work to dismantle the back again with its transport to the equipment of this scheme can satisfy the screening function, can realize crushing function again, still can shift the material after screening, the breakage together to next process in, has realized full automatization operation in the whole in-process, has saved the manpower. The movable crushing and screening equipment solves the problem that the crushing and screening equipment in the prior art cannot move freely together, realizes the whole free movement of the crushing and screening equipment, and reduces the waste of manpower, material resources and financial resources.
In addition, the telescopic conveyor belt 3 in this embodiment may be arranged on the installation bottom surface 1 in a telescopic manner, specifically, the telescopic conveyor belt 3 may be of a hydraulically driven telescopic structure, and the telescopic conveyor belt 3 may extend out of the installation bottom surface 1 or the carriage after being extended, and may receive the sent oversize material by the on-site collection device. As a structure of the telescopic conveyor belt 3, embodiments thereof may be: be provided with semi-closed framework on the mounting bottom surface 1 that is located sieve material loading export 63 below, flexible conveyer belt 3 slidable sets up (slider and spout matched with structure) in the framework, the upper surface of framework and sieve material loading export 63 intercommunication, and the one end that is close to mounting bottom surface 1 or carriage edge of framework sets up to the opening, and flexible conveyer belt 3 of being convenient for stretches out, and the one end inside that is close to mounting bottom surface 1 or carriage edge of framework sets up the pneumatic cylinder, promotes the slip of flexible conveyer belt 3 in the framework through the pneumatic cylinder, realizes stretching out and shrink of flexible conveyer belt 3. In addition, the telescopic conveyor belt 3 in the present embodiment may also be a telescopic conveyor belt 3 in the prior art, which is not required in the present embodiment.
Referring to fig. 1, the screening device 6 further comprises a first feed hopper 61, a screen box 62, a screen, and a vibrating motor 65; the top of the screen box 62 is provided with a first feed inlet, and the first feed hopper 61 is arranged on the first feed inlet; the screen box 62 has a closed structure, and a screen feed outlet 63 and a screen discharge outlet 64 are provided at one end of the screen box 62; the screen mesh is arranged in the screen box 62 and divides the empty part in the screen box 62 into an upper screen material layer and a lower screen material layer, the upper screen material layer is communicated with the upper screen material outlet 63, and the lower screen material layer is communicated with the lower screen material outlet 64; a vibrating motor 65 is mounted to the bottom of the screen box 62 for vibrating the material in the screen box 62.
Specifically, the screen box 62 is mounted on the mounting bottom surface 1 through the first support frame 4, and damping treatment is performed at the joint of the first support frame 4 and the screen box 62 through the damping spring 5, when in use, the material to be screened is poured into and enters the screen box 62 from the first feed hopper 61, and since the screen is arranged in the screen box 62, and the screen separates the screen feeding outlet 63 from the screen discharging outlet 64, the screen feeding and the screen discharging are separated through the excitation of the vibrating motor 65, and the screen feeding is discharged from the screen feeding outlet 63, and the screen discharging is discharged from the screen discharging outlet 64.
In addition, in this embodiment, the screening device 6 adopts a linear vibrating screen, the linear vibrating screen adopts a round or square screen mesh, the screen mesh size is 20mm, and in this embodiment, the treatment capacity of the vibrating screen is not less than 30t/h, and the screening efficiency of the 20mm screen mesh is not less than 90%.
As shown in fig. 1, the crushing device 7 comprises a second feed hopper 71, a motor 72 and a crusher 73; the top of the crusher 73 is provided with a second feeding hole, the second feeding hopper 71 is arranged on the second feeding hole, and the bottom of the crusher 73 is provided with a discharging hole; the motor 72 is mounted on the second support frame 11 and is electrically connected to the crusher 73.
In this embodiment, the motor 72 and the crusher 73 are both mounted on the mounting bottom surface 1 through the second support frame 11, and the crusher 73 and the motor 72 are electrically connected, when in use, the material with larger particles enters the crusher 73 from the second feed hopper 71, the crusher 73 is powered by the motor 72, the crusher 73 crushes the large-particle material, and then the crushed material is discharged into the collecting hopper 2 through the discharge hole. The collecting hopper 2 is mainly used for collecting materials from a discharging hole of the crusher 73 and materials discharged from the screening discharging outlet 64, the collecting hopper 2 is arranged to be a special-shaped part, and is in butt joint with the folding conveyor belt device 9 while collecting the materials, so that the materials are transferred to the folding conveyor belt device 9 under the condition of ensuring complete receiving of the incoming materials. Furthermore, the crushing device 7, the screening device 6, the telescopic conveyor 3 and the folding conveyor device 9 in the above-described embodiments are arranged in a balanced manner on the installation floor 1, preventing serious side-to-side or front-to-back unbalanced loading of the installation floor 1.
Wherein the raw materials of the material are mixed materials of granite, quartz rock, siltstone, limestone and the like, the maximum granularity is less than or equal to 120mm, the 95% grain size is less than or equal to 20mm, the minimum discharging granularity of the crusher 73 is less than or equal to 20mm, and the processing capacity is more than or equal to 30t/h.
In the above embodiment, the first feeding hopper 61 is disposed at the top of the screening device 6, and the second feeding hopper 71 is disposed at the top of the crusher 73, so as to reduce the influence of dust generated in the operation process on the environment, and the material directly enters the crusher 73 and the screen box 62 through the feeding hoppers, so that dust is not generated.
Referring to fig. 5-7, the folding conveyor assembly 9 includes a first conveyor section 93, a second conveyor section 95, a third conveyor section 98, and a first hydraulic cylinder 94; the first conveying section 93 is arranged on the installation bottom surface 1; the second conveying section 95 is connected with one end of the first conveying section 93, and the conveying surface of the second conveying section 95 forms an obtuse angle with the conveying surface of the first conveying section 93; the third conveying section 98 is hinged to the end of the second conveying section 95 facing away from the first conveying section 93; the trunnion of the first hydraulic cylinder 94 is connected to the third transfer section 98 and the cylinder bottom is connected to the second transfer section 95 to drive the third transfer section 98 to rotate about the hinge axis.
Specifically, as shown in fig. 5, the conveying surface of the first conveying section 93 is parallel to the mounting bottom surface 1. The second conveying section 95 is connected with one end of the first conveying section 93, and the conveying surface of the second conveying section 95 forms an obtuse angle with the conveying surface of the first conveying section 93, so that the conveying surface of the second conveying section 95 extends obliquely upwards along the conveying surface of the first conveying section 93, and the conveying belt is lifted, so that downward conveying of high-position materials or upward conveying of low-position materials can be realized. The trunnion of the first hydraulic cylinder 94 is connected with the third conveying section 98, and the cylinder bottom is connected with the second conveying section 95, wherein the hydraulic cylinder generally comprises a cylinder bottom (fixed end), a cylinder barrel, a piston rod, the trunnion and other components, the cylinder bottom is clamped at one end of the cylinder barrel, one end of the piston rod (telescopic end) is arranged in the cylinder barrel, the trunnion is sleeved at the other end of the piston rod, and the cylinder bottom and the trunnion are used for fixing the hydraulic cylinder on other equipment. The hydraulic cylinder is a hydraulic executive component which converts hydraulic energy into mechanical energy and makes linear reciprocating motion, and has the advantages of simple structure, reliable work, light weight, small volume, convenient operation and control, no reduction gear, no transmission gap, stable motion, small motion inertia, high reaction speed and convenient installation. When the first hydraulic cylinder 94 is in the fully retracted state, the third conveyor section 98 is folded with its back face adjacent to the back face of the second conveyor section 95, with the conveyor means in the stowed state. When the first hydraulic cylinder 94 is continuously extended, the third conveying section 98 rotates clockwise around the hinge shaft, and the third conveying section 98 is unfolded, according to actual requirements, the extension length of the first hydraulic cylinder 94 can be controlled, so that the included angle between the back surface of the third conveying section 98 and the back surface of the second conveying section 95, namely, the unfolding degree of the third conveying section 98, is controlled.
In practical applications, a set of first hydraulic cylinders 94 may be provided, where a piston rod (telescopic end) of each first hydraulic cylinder 94 is connected to the back surface of the third conveying section 98, and a cylinder bottom (fixed end) is connected to the back surface of the second conveying section 95, so that when the first hydraulic cylinders 94 are telescopic, the third conveying section 98 can rotate about the hinge shaft. Of course, in order to make the telescopic force provided by the first hydraulic cylinder 94 to the third transfer section 98 more sufficient, two sets of first hydraulic cylinders 94 may be provided to ensure more uniform telescopic force provided by the first hydraulic cylinder 94 to the third transfer section 98 and reasonable utilization of space, the first hydraulic cylinders 94 are provided at both sides of the second transfer section 95 and the third transfer section 98, specifically, the piston rods (telescopic ends) of the first sets of first hydraulic cylinders 94 are connected with the first side wall of the third transfer section 98, the cylinder bottom (fixed ends) are connected with the side wall of the second transfer section 95 on the same side as the first side wall, the piston rods (telescopic ends) of the second sets of first hydraulic cylinders 94 are connected with the second side wall opposite to the first side wall of the third transfer section 98, and the cylinder bottom (fixed ends) is connected with the side wall of the second transfer section 95 on the same side as the second side wall.
Referring to fig. 5-7, the folding conveyor belt assembly 9 further includes a push-pull mechanism 91; the push-pull end of the push-pull mechanism 91 is fixed to the end of the third transfer section 98 connected to the second transfer section 95 for pushing and pulling the third transfer section 98.
In this embodiment, a set of push-pull mechanisms 91 may be provided, or as shown in fig. 5, two sets of push-pull mechanisms 91 may be provided, where push-pull ends of the two sets of push-pull mechanisms 91 are respectively fixed to two sides of the third conveying section 98, so that not only a sufficient push-pull force can be provided, but also the push-pull of the third conveying section 98 can be smoother. When the third conveying section 98 is required to be folded, the first hydraulic cylinder 94 is retracted, and the push-pull end of the push-pull mechanism 91 is pushed out, so that the rotation speed of the third conveying section 98 in the anticlockwise direction is higher, and the folding speed is higher; when the third transfer section 98 is required to be deployed, the first hydraulic cylinder 94 is extended and the push-pull end of the push-pull mechanism 91 is pulled back, causing the third transfer section 98 to rotate at a faster speed in the clockwise direction and thus to be deployed at a faster speed. The push-pull mechanism 91 cooperates with the first hydraulic cylinder 94 to enable the third transfer section 98 to fold and unfold more quickly and smoothly.
The push-pull mechanism 91 comprises an electric push rod, and the front end of the push-pull rod of the electric push rod is fixed with one end of the third conveying section 98 connected with the second conveying section 95. The electric push rod has the advantages of low price, environmental protection, convenient control, small volume, high precision, good self-locking performance and the like.
Of course, one electric push rod may be provided, or two electric push rods may be provided, and the front ends of the two electric push rods are fixed to both sides of one end of the third conveying section 98 connected to the second conveying section 95, so that push-pull forces provided by the two electric push rods are more balanced. In practical application, the folding conveyor belt device 9 further includes a guide plate 92 and a slide block 99, two sides of the third conveying section 98 are respectively provided with the guide plate 92, two corners, close to the conveying surface, of two sides of one end of the third conveying section 98 connected with the second conveying section 95 are respectively provided with the slide block 99, one side of the guide plate 92 is fixed with the side surface of the third conveying section 98, the telescopic end of the first hydraulic cylinder 94 is connected with the other side of the guide plate 92, two adjacent end surfaces of the guide plate 92 are connected in an arc surface, the arc surface faces against the slide block 99, and edges of the slide block 99 facing the guide plate 92 are arranged to be arc surfaces corresponding to the arc surfaces of the guide plate 92, so that the slide block 99 can slide along the arc surfaces of the guide plate 92. And the push-pull rod of the electric push rod is fixed with the slide block 99, and the fixed cylinder is fixed with the end face of the guide plate 92.
Referring to fig. 5-7, the folding conveyor belt assembly 9 further includes a second hydraulic cylinder 97; the second conveying section 95 is hinged to the first conveying section 93; the trunnion of the second hydraulic cylinder 97 is connected with the second conveying section 95, and the cylinder bottom is connected with the installation bottom surface 1 to drive the second conveying section 95 to rotate around the hinge shaft, thereby the angle of the first included angle alpha between the central axis of the second hydraulic cylinder 97 and the bottom surface of the second conveying section 95 can be adjusted, namely the angle of the second included angle beta between the conveying surface of the second conveying section 95 and the first conveying section 93 can be adjusted, and further the adjustment of the extension length and the extension height of the second conveying section 95 is realized.
Specifically, when the second hydraulic cylinder 97 extends, the angle of the first included angle α is reduced, the angle of the second included angle β is also reduced, the second conveying section 95 rotates clockwise, and at this time, when the third conveying section 98 is unfolded, the height of the whole conveying belt device is relatively increased, so that materials with higher heights can be conveyed; when the second hydraulic cylinder 97 is retracted, the angle of the first included angle α is increased, the angle of the second included angle β is also increased, the second conveying section 95 rotates counterclockwise, and at this time, the third conveying section 98 is unfolded, and relatively speaking, the whole conveying belt device is projected onto the projection surface of the installation bottom surface 1, and the length of the whole conveying belt device is longer, so that the long-distance material can be conveyed.
In practical application, a second hydraulic cylinder 97 may be provided, and the trunnion of the second hydraulic cylinder 97 is connected to the back surface of the second conveying section 95, and the cylinder bottom is connected to the installation bottom surface 1, so that when the second hydraulic cylinder 97 stretches, the second conveying section 95 can rotate around the hinge shaft. Of course, in order to make the telescopic force provided by the second hydraulic cylinders 97 to the second conveying section 95 more sufficient, two second hydraulic cylinders 97 may be provided, in order to make the telescopic force provided by the second hydraulic cylinders 97 to the third conveying section 98 more uniform and make reasonable use of space, the second hydraulic cylinders 97 are provided at both sides of the second conveying section 95, specifically, the trunnions of the first second hydraulic cylinders 97 are connected with the first side wall of the third conveying section 98, the telescopic ends of the second group of second hydraulic cylinders 97 are connected with the second side wall opposite to the first side wall of the third conveying section 98, and the fixed ends of the two groups of second hydraulic cylinders 97 are connected with the installation bottom surface 1.
Referring to fig. 5 and 6, the folding conveyor apparatus further includes a protective cover 911. The conveying sides of the first conveying section 93, the second conveying section 95 and the third conveying section 98 are protected by the sleeved protective covers 911, so that materials conveyed by the conveying belt device can be protected from being polluted or damaged in real time. Specifically, the section of the protective cover 911 provided by the embodiment of the application is a door, the protective cover 911 includes a top surface and two side surfaces which are integrally connected, and two sides of the first conveying section 93, the second conveying section 95 and the third conveying section 98 are respectively clamped between the two side surfaces of the protective cover 911. The cross section of the protection cover 911 is a door shape, which is convenient to manufacture and install and can save materials.
Further, the protection cover 911 includes a first cover 9111, a second cover 9112, and a third cover 9113 that are separately disposed, and the first cover 9111 is sleeved on the upper portion of the first conveying section 93. The second cover 9112 is sleeved on the upper portion of the second conveying section 95, and an end of the second cover 9112 adjacent to the first cover 9111 is connected with a hinge shaft at the end of the second conveying section 95, so that when the second conveying section 95 rotates, the second cover 9112 can rotate along with the second conveying section and can be connected with the first cover 9111, and materials conveyed on the second conveying section 95 can be protected in real time. The third cover 9113 is sleeved on the upper portion of the third conveying section 98, and an end of the third cover 9113 adjacent to the second cover 9112 is connected with a hinge shaft at the end of the third conveying section 98, so that when the third conveying section 98 rotates, the third cover 9113 can rotate along with the third cover 9112 and can be connected with the second cover 9112, and materials conveyed on the third conveying section 98 can be protected in real time.
Referring to fig. 6 and 7, the folding conveyor device further includes a movable cover 910. A movable cover 910 is arranged at the hinge joint of the second conveying section 95 and the third conveying section 98, and the movable cover 910 can always cover the gap between the second conveying section 95 and the third conveying section 98 while the third conveying section 98 rotates; and/or, the hinge joint of the first conveying section 93 and the second conveying section 95 is provided with another movable cover 910, and the movable cover 910 can always block the gap between the first conveying section 93 and the second conveying section 95 while the second conveying section 95 rotates.
In practical applications, when the second conveying section 95 rotates and rotates at different angles, it is desirable that the first cover 9111 and the second cover 9112 are always in seamless connection, so that the hinged position between the second conveying section 95 and the first conveying section 93 can be ensured, and materials are not polluted or damaged when flowing through, and when the first conveying section 93 rotates and rotates at different angles, it is desirable that the third cover 9113 and the second cover 9112 are always in seamless connection, so that the hinged position between the third conveying section 98 and the second conveying section 95 can be ensured, and materials are not polluted or damaged when flowing through. In order to ensure that the joints of the first and second covers 9111 and 9112, and the second and third covers 9112 and 9113 are always in seamless engagement, the dimensions of the protective cover 911 must be very accurate. Meanwhile, when third housing 9113 is folded, it is also desirable that its hinge can be protected from dust or the like.
The folding conveyor belt provided by the embodiment of the invention further comprises a movable cover 910, wherein the movable cover 910 is arranged at the hinge joint of the second conveying section 95 and the third conveying section 98, and can always cover the gap between the second conveying section 95 and the third conveying section 98 when the third conveying section 98 rotates, namely, no matter how many degrees the third conveying section 98 is in a folded or unfolded state, the movable cover 910 can always cover the gap between the second conveying section 95 and the third conveying section 98. The movable cover 910 disposed at the hinge of the first conveying section 93 and the second conveying section 95 can always cover the gap between the first conveying section 93 and the second conveying section 95 while the second conveying section 95 rotates, that is, no matter how much the second conveying section 95 rotates, the movable cover 910 can always cover the gap between the first conveying section 93 and the second conveying section 95. Of course, when the movable cover 910 is provided, the movable cover 910 may be provided only at the hinge of the first conveying section 93 and the second conveying section 95, the movable cover 910 may be provided only at the hinge of the second conveying section 95 and the third conveying section 98, and the movable cover 910 may be provided at the hinge of the first conveying section 93 and the second conveying section 95, and the hinge of the second conveying section 95 and the third conveying section 98, which are all set by those skilled in the art according to actual demands.
With continued reference to fig. 6 and 7, the movable cover 910 includes a stretchable fabric and at least two skeletons 9101. Both ends of the skeleton 9101 are respectively connected with both ends of the hinge shaft one by one, the first and last skeletons 9101 are respectively fixed with the protective cover 911, for example, the first and last skeletons 9101 are respectively fixed with the third cover 9113 and the second cover 9112 at the hinge position of the third conveying section 98, the first and last skeletons 9101 are respectively fixed with the second cover 9112 and the first cover 9111 at the hinge position of the second conveying section 95, and the first and last skeletons 9101 are respectively fixed with the second cover 9112 and the first cover 9111. Two adjacent skeletons 9101 are connected by telescopic cloth.
The cross section of the skeleton 9101 may be arc-shaped, as shown in fig. 6 and 7, the skeleton 9101 may further include an arc-shaped piece and two flat pieces, where the end faces of the arc-shaped pieces are integrally connected with one end of the flat piece, and the other ends of the flat pieces are connected with two ends of the hinge shaft, so that when the movable cover 910 is unfolded or contracted, the outer peripheral surface of the movable cover 910 is a cylindrical surface, the connection is smoother, and meanwhile, due to the arrangement of the flat pieces, the faces of the two flat pieces of the movable cover 910 are attached to the side faces of the protective cover 911, the installation is more convenient, and the space is saved.
The number of the skeletons 9101 may be two, three, four, or the like … …, which is not limited in the embodiment of the present application. By way of example, fig. 6 and 7 show a schematic structural diagram of eight skeletons 9101 at the hinge of the first conveying section 93 and the second conveying section 95, and nine skeletons 9101 at the hinge of the second conveying section 95 and the third conveying section 98. Of course, the greater the number of skeletons 9101, the stronger the structure of the protective cover 911, which can extend its useful life.
The two adjacent skeletons 9101 are connected through telescopic cloth, the telescopic cloth has the function of shielding the space below, and in the process of rotating the second conveying section 95 or the third conveying section 98, the telescopic cloth also plays a role in connecting the last skeleton 9101 with the next skeleton 9101 so that the last skeleton 9101 pulls the next skeleton 9101 to rotate. The arrangement of the telescopic cloth can enable the expansion and condensation of the movable cover 910 to be more convenient and rapid, and enable the whole movable cover 910 to have a better shielding effect.
Of course, the movable cover 910 may further include only a plurality of frameworks 9101, if the frameworks 9101 include an arc-shaped sheet and two planes, the end surfaces of the arc-shaped sheets are integrally connected with one end of a flat sheet respectively, the other ends of the two flat sheets are connected with two ends of the hinge shaft respectively, the length of the flat sheet of each framework 9101 is gradually increased along the clockwise direction or the anticlockwise direction, a first baffle extending upwards is disposed on the outer peripheral wall of one side of the arc-shaped sheet of the previous framework 9101 adjacent to the next framework 9101, a second baffle extending downwards is disposed on the inner peripheral wall of one side of the arc-shaped sheet of the next framework 9101 adjacent to the previous framework 9101, and when the movable cover 910 is installed, the first baffle can be clamped into the second baffle, so that when the movable cover 910 is unfolded, the first baffle can pull the second baffle, when the movable cover 910 is folded smoothly, the length of the previous framework 9101 is gradually increased due to the gradual increase of the length of the flat sheet, the previous framework 9101 can be folded into the next framework 9101 smoothly.
Optionally, the protective cover 911 and the movable cover 910 are made of transparent materials, so as to monitor the running condition of the materials on the conveyor belt conveniently.
In practice, the folding conveyor assembly also includes a base 96. The base 96 is disposed on the placement surface, and the first conveying section 93 is disposed on the installation bottom surface 1 of the base 96. Referring to fig. 5, the base 96 is a groove, and the first conveying section 93 is disposed on an inner bottom surface of the groove. When the folding transmission belt device comprises the second hydraulic cylinder 97, the first transmission section 93 is hinged with the second transmission section 95, two ends of the hinge shaft can be respectively connected with two side walls of the groove in a rotating mode, so that the hinge shaft is more stable, and the fixed end of the second hydraulic cylinder 97 is connected with the upper end face of the side wall of the groove. The base 96 can make the folding conveyor belt device be an independent whole, and the folding conveyor belt device can be moved to any working occasion by moving the base 96, so that the folding conveyor belt device is more convenient to use and wider in applicability. Of course, when the base 96 is not provided, the fixed ends of the first conveying section 93 and the second hydraulic cylinder 97 of the device can be fixed on a certain fixed occasion, such as the bottom surface of the carriage of a truck, and when the truck is driven to different occasions, the folding conveyor device can be carried to different working occasions.
In practical application, as shown in fig. 7, a top cover 912 is further disposed at an end of the third cover 9113 facing away from the second cover 9112, so as to protect the materials conveyed by the top of the third conveying section 98 from being polluted or damaged. The top cover 912 includes a main body and an outer edge, the main body is a quadrangular prism, the bottom surface of the quadrangular prism is a right trapezoid, a plane where the height of the right trapezoid is located is connected with one end of the third cover 9113, which is away from the second cover 9112, and the outer edge is disposed on an end surface where the bottom edge of the right trapezoid is located.
Referring to fig. 1 and 2, the aerial crane 8 includes a slide rail 81, a pulley block 82, a connecting rod 83, a first stepping motor 84, a second stepping motor 85, and a hanging mechanism 86; the two sliding rails 81 are arranged in parallel, are arranged on the installation bottom surface 1 through brackets, and are positioned above the screening device 6 and the crushing device 7; the connecting rod 83 is connected with the two sliding rails 81, pulley blocks 82 are arranged at two ends of the connecting rod 83, and pulleys of the pulley blocks 82 are embedded in the sliding rails 81; an output shaft of the first stepping motor 84 is connected with the pulley block 82 and drives the pulley block 82 to slide along the sliding rail 81; the connecting rod 83 is provided with a chute along the length direction, and the hanging mechanism 86 is movably arranged in the chute and is used for replacing the screen; the parallel spout, the top of connecting rod 83 is provided with the rack, and second step motor 85 is fixed in and hangs on the mechanism 86, and is provided with the gear on the output shaft of second step motor 85, and the gear meshes with the rack, and the output shaft of second step motor 85 rotates, drives and hangs the mechanism 86 and slide in the spout.
In this embodiment, two parallel sliding rails 81 are supported on the installation bottom surface 1 through a bracket, and are connected with the two sliding rails 81 through a connecting rod 83, so that the connecting rod 83 is arranged vertically with the sliding rails 81, wherein the two connecting rods 83 are also arranged in parallel, sliding grooves are formed in the connecting rod 83 along the length direction, the notches of the two sliding grooves are opposite, pulley blocks 82 are arranged at the two end parts of the connecting rod 83, pulleys of the pulley blocks 82 are embedded in the sliding rails 81, the pulley blocks 82 are driven to move in the sliding rails 81 through a first stepping motor 84, the two ends of a hanging mechanism 86 are arranged in the sliding grooves, and the second stepping motor 85 drives the hanging mechanism 86 to slide on the connecting rod 83.
Specifically, the hanging mechanism 86 includes a fixed block, the two ends of the fixed block are provided with a sliding block, the sliding block is embedded in the sliding groove, the second stepping motor 85 is arranged at the top of the fixed block, a gear is arranged on the output shaft of the second stepping motor 85, the gear is meshed with a rack which is arranged on the connecting rod 83 and is parallel to the sliding groove and is positioned above the sliding groove, the output shaft of the second stepping motor 85 rotates to drive the gear meshed with the rack to move along the length direction of the rack, so that the second stepping motor 85 moves along the length direction of the sliding groove, and the hanging mechanism 86 slides in the sliding groove.
Wherein, set up the aerial crane device 8 of this embodiment at the top of removing screening crushing equipment, the mechanism 86 of hanging can be used to the change of screen cloth in the screen box 62 of screening plant 6, adopts the aerial crane device 8 to change, and the manual work is supplementary, has saved the human labor greatly, has also improved factor of safety.
As a further optimization of this embodiment, the hanging mechanism 86 is configured as a retractable structure, including a fixed block, a third stepping motor, a hook, and a wire rope; the fixed block is movably arranged in the chute, and the third stepping motor is arranged on the fixed block; the output shaft of the third stepping motor is provided with a wire wheel, the wire rope is wound on the wire wheel, and the output shaft of the third stepping motor rotates to realize the scaling of the wire rope; the lifting hook is fixed at the free end of the steel wire rope.
In combination with the above embodiment, the hanging mechanism 86 is set to be a retractable structure, specifically, the two symmetrical end parts of the fixed block of the hanging mechanism 86 are provided with the sliding blocks, the sliding blocks are embedded in the sliding grooves, the third stepping motor is fixed on the fixed block, a wire wheel is installed on the output shaft of the third stepping motor, the wire rope is wound on the wire wheel, the enough length of the rope is ensured, the lifting hook is arranged at the free end of the rope, when the lifting hook is used, the third stepping motor is started, the output shaft of the third stepping motor rotates, the wire wheel rotates along with the rotation, the winding wheel can be wound and unwound by the rope, and then lifting of the lifting hook is realized. Wherein, in order to guarantee the stability of structure, whole aerial lifting device 8 adopts steel construction to build.
Referring to fig. 1, a screen storage rack 10 is also included; a screen storage rack 10 is provided on the installation base surface 1 on one side of the screening device 6, and the screen storage rack 10 is used for fixing a spare screen.
In this embodiment, the screen storage rack 10 is disposed on the installation bottom surface 1, so as to fix the spare screen, and because the size range of the material particles is relatively large, and the used particles have strict requirements, the materials with different particles need to be collected, so that the screening device 6 needs to screen the materials with different particles, and therefore, a screen (or a screen plate) and a small-sized aerial crane device with screen sizes of 1mm, 2mm, 5mm and 10mm are needed to be equipped separately, so that the screen can be replaced conveniently.
As shown in fig. 3 and 4, a vehicle of the present embodiment includes a mobile crushing and screening apparatus, and further includes a vehicle body 12, the mobile crushing and screening apparatus is disposed on a chassis of the vehicle body 12, and a mounting bottom surface 1 is an upper surface of the chassis.
The vehicle in the embodiment comprises a vehicle body 12, a chassis and a carriage, the mobile crushing and screening device in the embodiment is integrally arranged on the chassis, wherein the installation bottom surface 1 is used as the upper surface of the chassis and is sealed by the carriage, when the vehicle is used, the carriage is supported, the folding conveying device 9 is opened, the telescopic conveying belt 3 extends out, and the screening device 6 and the crushing device 7 are started to work normally; when the whole equipment needs to be moved, the folding conveyor belt device 9 is folded, the telescopic conveyor belt 3 is retracted, the screening device 6 and the crushing device 7 are closed, a carriage is put down and fixed, and the vehicle is started, so that the movement of any position can be realized.
In this specification, each embodiment is described in a progressive manner, and the same or similar parts of each embodiment are referred to each other, and each embodiment is mainly described as a difference from other embodiments.
The above embodiments are only for illustrating the technical solution of the present application, and not for limiting the present application; although the application has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced with equivalents; such modifications and substitutions do not depart from the spirit of the application.
Claims (9)
1. The movable crushing and screening device is characterized by comprising a mounting bottom surface (1), a screening device (6), a crushing device (7), a collecting hopper (2), a telescopic conveyor belt (3) and a folding conveyor belt device (9);
the screening device (6) is arranged on the installation bottom surface (1) through a first supporting frame (4), a first feed inlet is formed in the top of the screening device (6), a screen feeding outlet (63) and a screen discharging outlet (64) are formed in the end portion of the screening device (6), the screen feeding outlet (63) is communicated with the telescopic conveyor belt (3), and the screen discharging outlet (64) is communicated with the collecting hopper (2);
The crushing device (7) is arranged on the installation bottom surface (1) through a second supporting frame (11) and is positioned at one end of a screen feeding outlet (63) of the screening device (6), a second feeding hole is formed in the top of the crushing device (7), a discharging hole is formed in the bottom of the crushing device (7), and the discharging hole is communicated with the collecting hopper (2);
the bottom of the collecting hopper (2) is provided with an opening, the opening is communicated with the folding conveyor belt device (9), and the folding conveyor belt device (9) is arranged on the installation bottom surface (1) and is positioned below the collecting hopper (2);
the folding conveyor belt device (9) comprises a first conveying section (93), a second conveying section (95), a third conveying section (98) and a first hydraulic cylinder (94);
the first conveying section (93) is arranged on the installation bottom surface (1);
the second conveying section (95) is connected with one end of the first conveying section (93), and the conveying surface of the second conveying section (95) and the conveying surface of the first conveying section (93) form an obtuse angle;
the third conveying section (98) is hinged to one end of the second conveying section (95) facing away from the first conveying section (93);
The trunnion of the first hydraulic cylinder (94) is connected with the third conveying section (98), and the cylinder bottom is connected with the second conveying section (95) so as to drive the third conveying section (98) to rotate around the hinge shaft;
the folding conveyor belt device (9) further comprises a protective cover (911), the protective cover (911) comprises a first cover body (9111), a second cover body (9112) and a third cover body (9113) which are arranged in a split mode, the first cover body (9111) is sleeved on the upper portion of the first conveying section (93), the second cover body (9112) is sleeved on the upper portion of the second conveying section (95), one end of the second cover body (9111) adjacent to the first cover body is connected with a hinge shaft at the end of the second conveying section (95), the third cover body (9113) is sleeved on the upper portion of the third conveying section (98), and one end of the third cover body adjacent to the second cover body (9112) is connected with a hinge shaft at the end of the third conveying section (98);
the folding conveyor belt device (9) further comprises a movable cover (910), the hinge joint of the second conveying section (95) and the third conveying section (98) is provided with the movable cover (910), the hinge joint of the first conveying section (93) and the second conveying section (95) is provided with the other movable cover (910), the movable cover (910) comprises telescopic cloth and at least two frameworks (9101), two ends of the frameworks (9101) are respectively connected with two ends of a hinge shaft one by one, the first framework (9101) and the last framework (9101) are respectively fixed with the protective cover (911), and the two adjacent frameworks (9101) are connected by the telescopic cloth;
The folding conveyor belt device (9) further comprises a guide sheet (92) and a sliding block (99), wherein the guide sheet (92) is arranged on two sides of the third conveying section (98), the sliding block (99) is arranged on corners, close to the conveying surface, of two sides of one end of the third conveying section (98) connected with the second conveying section (95), one side of the guide sheet (92) is fixed with the side surface of the third conveying section (98), the telescopic end of the first hydraulic cylinder (94) is connected with the other side of the guide sheet (92), two adjacent end surfaces of the guide sheet (92) are connected in an arc surface manner, the arc surface faces one sliding block (99), the edge, facing the guide sheet (92), of the sliding block (99) is arranged to be an arc surface corresponding to the arc surface of the guide sheet (92), so that the sliding block (99) slides along the arc surface of the guide sheet (92), the rod of the push-pull mechanism (91) is fixed with the sliding block (99), and the fixed cylinder of the push-pull mechanism (91) is fixed with the end surface of the guide sheet (92).
The skeleton (9101) comprises an arc-shaped sheet and two flat sheets, wherein the end faces of the arc-shaped sheets, where the two arcs are located, are integrally connected with one end of one flat sheet respectively, and the other ends of the two flat sheets are connected with two ends of the hinge shaft respectively, so that when the movable cover (910) is unfolded or contracted, the outer peripheral surface of the movable cover is a cylindrical surface.
2. The mobile crushing and screening device according to claim 1, characterized in that the screening means (6) further comprises a first feed hopper (61), a screen box (62), a screen and a vibration motor (65);
The top of the screen box (62) is provided with the first feeding port, and the first feeding hopper (61) is arranged on the first feeding port;
the screen box (62) is of a closed structure, and the screen feeding outlet (63) and the screen discharging outlet (64) are arranged at one end part of the screen box (62);
the screen cloth is arranged in the screen box (62) and divides the inner space of the screen box (62) into an upper screen material layer and a lower screen material layer, the upper screen material layer is communicated with the upper screen material outlet (63), and the lower screen material layer is communicated with the lower screen material outlet (64);
the vibrating motor (65) is arranged at the bottom of the screen box (62) and is used for vibrating and screening materials in the screen box (62).
3. The mobile crushing and screening device according to claim 1, characterized in that the crushing means (7) comprises a second feed hopper (71), a motor (72) and a crusher (73);
the top of the crusher (73) is provided with the second feeding hole, the second feeding hopper (71) is arranged on the second feeding hole, and the bottom of the crusher (73) is provided with the discharging hole;
the motor (72) is mounted on the second support frame (11) and is electrically connected with the crusher (73).
4. A mobile crushing and screening apparatus according to claim 1, characterized in that the folding conveyor belt means (9) further comprises a push-pull mechanism (91);
the push-pull end of the push-pull mechanism (91) is fixed with one end of the third conveying section (98) connected with the second conveying section (95) and is used for pushing and pulling the third conveying section (98).
5. A mobile crushing and screening apparatus according to claim 1, characterized in that the folding conveyor belt means (9) further comprises a second hydraulic cylinder (97);
the second conveying section (95) is hinged with the first conveying section (93);
the trunnion of the second hydraulic cylinder (97) is connected with the second conveying section (95), and the cylinder bottom is connected with the installation bottom surface (1) so as to drive the second conveying section (95) to rotate around the hinge shaft.
6. The mobile crushing and screening device according to claim 1, characterized in that the aerial crane (8) comprises a sliding rail (81), a pulley block (82), a connecting rod (83), a first stepping motor (84), a second stepping motor (85) and a hanging mechanism (86);
the two sliding rails (81) are arranged in parallel, are arranged on the installation bottom surface (1) through brackets, and are positioned above the screening device (6) and the crushing device (7);
The connecting rods (83) are connected with the two sliding rails (81), the pulley blocks (82) are arranged at the two ends of the connecting rods (83), and pulleys of the pulley blocks (82) are embedded in the sliding rails;
an output shaft of the first stepping motor (84) is connected with the pulley block (82) and drives the pulley block (82) to slide along the sliding rail (81);
the connecting rod (83) is provided with a sliding groove along the length direction, and the hanging mechanism (86) is movably arranged in the sliding groove and used for replacing the screen;
the top of connecting rod (83) is provided with the rack, the rack with the spout is parallel, second step motor (85) is fixed in on hanging mechanism (86), just be provided with the gear on the output shaft of second step motor (85), the gear with the rack meshing, the output shaft of second step motor (85) rotates, drives hanging mechanism (86) are in slide in the spout.
7. The mobile crushing and screening apparatus according to claim 6, characterized in that the hanging mechanism (86) is provided in a collapsible structure comprising a fixed block, a third stepper motor, a hook and a wire rope;
The fixed block is movably arranged in the chute, and the third stepping motor is arranged on the fixed block;
the output shaft of the third stepping motor is provided with a wire wheel, the wire rope is wound on the wire wheel, and the output shaft of the third stepping motor rotates to realize the scaling of the wire rope;
the lifting hook is fixed at the free end of the steel wire rope.
8. The mobile crushing and screening apparatus according to claim 1, further comprising a screen storage rack (10);
the screen storage rack (10) is arranged on the installation bottom surface (1) and is positioned on one side of the screening device (6), and the screen storage rack (10) is used for fixing a standby screen.
9. A vehicle comprising a mobile crushing and screening device according to any one of claims 1-8, further comprising a vehicle body (12), said mobile crushing and screening device being arranged on a chassis of said vehicle body (12), said mounting bottom surface (1) being an upper surface of said chassis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111093770.1A CN113731611B (en) | 2021-09-17 | 2021-09-17 | Remove broken screening equipment and vehicle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111093770.1A CN113731611B (en) | 2021-09-17 | 2021-09-17 | Remove broken screening equipment and vehicle |
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| CN113731611A CN113731611A (en) | 2021-12-03 |
| CN113731611B true CN113731611B (en) | 2023-08-18 |
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| CN103281892A (en) * | 2010-11-08 | 2013-09-04 | Fl史密斯公司 | Mobile sizing station |
| CN205833339U (en) * | 2016-06-02 | 2016-12-28 | 南宁市美斯达矿山机械设备有限公司 | Crushing and screening all-in-one |
| CN108718713A (en) * | 2017-04-24 | 2018-11-02 | 凯斯纽荷兰(中国)管理有限公司 | Tensile discharge conveyer for combine harvester |
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| CN209791953U (en) * | 2019-01-25 | 2019-12-17 | 中交西安筑路机械有限公司 | But quick overhaul's shale shaker divides mechanism |
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