CN114618768A

CN114618768A - Base quick-release structure for movable crushing and screening equipment

Info

Publication number: CN114618768A
Application number: CN202210136371.7A
Authority: CN
Inventors: 夏犇
Original assignee: Abbess Xuzhou Construction Machinery Co ltd
Current assignee: Guangdong Leimeng Intelligent Equipment Group Co ltd
Priority date: 2022-02-15
Filing date: 2022-02-15
Publication date: 2022-06-14
Anticipated expiration: 2042-02-15
Also published as: CN114618768B

Abstract

The invention discloses a base quick-release structure for movable crushing and screening equipment, which comprises a base body, wherein bases are welded at four corners of the bottom of the base body, a movable opening is formed in the outer wall of the base body, an inclined block is fixedly connected inside the base body, a first sliding groove is formed in the bottom of the inclined block, and a conveying belt is arranged inside the base body. According to the invention, the handle is pulled to move upwards, the handle drives the movable rod to move upwards, the movable rod drives the extrusion block to move upwards, the push block is converged inside the first movable groove under the action of the first spring, the bottom end of the lever rotates inwards by the push block, the top end of the lever drives the clamping block to move outwards, so that the clamping block cannot be clamped with the clamping groove, the screening plate can be effectively dismounted, the purpose of quick dismounting is effectively realized, the maintenance and repair efficiency of workers is improved, the mechanical wear of the equipment after long-term use is reduced, and the service life of the equipment is prolonged.

Description

Base quick-release structure for movable crushing and screening equipment

Technical Field

The invention relates to the technical field of steel structures, in particular to a base quick-release structure for movable crushing and screening equipment.

Background

The screening machine is mechanical equipment used for sorting various raw materials and various primary products into a plurality of grades according to the granularity of the materials by using actions of rotation, vibration, reciprocation, shaking and the like, or removing moisture, impurities and the like in the raw materials and the primary products, and then carrying out next processing and improving the product quality.

The phenomenon of jam appears in screening process easily in current broken screening board, can only clear up after equipment stops through the manual work, can't guarantee at portable broken screening equipment course that the screening board can be effectual sieves the building stones, the screening quality of screening board has been reduced, and current screening equipment most all is fixed inside the mobile device, and then inconvenient demolish fast, lead to reducing to demolish the maintenance and demolish the maintenance to screening equipment in staff's consciousness, make inside machine part unnecessary wearing and tearing appear, and then reduce screening board life, the economic benefits that broken screening equipment produced the building stones screening when having reduced the removal.

To this end, a base quick release construction for a mobile crushing and screening installation is proposed.

Disclosure of Invention

The invention aims to provide a base quick-release structure for mobile crushing and screening equipment, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a base rapid disassembly structure for portable crushing and screening equipment, includes the base member, the bottom four corners welding of base member has the base, the expansion mouth has been seted up to the outer wall of base member, the inside fixedly connected with sloping block of base member, first spout has been seted up to the bottom of sloping block, the inside of base member is provided with the conveyer belt, the inside of base member is provided with rapid disassembly mechanism, the inside of base member is provided with screening mechanism, screening mechanism and rapid disassembly mechanism sliding connection, the inside of base member is provided with clearance mechanism, clearance mechanism and the mutual butt of screening mechanism.

Preferably, the quick detach mechanism includes first movable groove, first spring, ejector pad, first dead lever, lever and fixture block, first movable groove has been seted up to the inside of base member, the inner wall in first movable groove and the one end fixed connection of first spring, the other end fixedly connected with ejector pad of first spring, the first dead lever of inside fixedly connected with in first movable groove, the outer wall of first dead lever rotates and is connected with the lever, the bottom of lever rotates with the top of ejector pad to be connected, the top of lever rotates and is connected with the fixture block, the fixture block slides in the inside in first movable groove.

Preferably, the quick detach mechanism still includes quick detach piece, screening groove, draw-in groove, second activity groove, baffle, movable rod, extrusion piece and handle, the inside of first activity groove is provided with quick detach piece, the outer wall fixedly connected with screening groove of quick detach piece, the draw-in groove has been seted up to the outer wall both sides of quick detach piece, the inner wall and the fixture block mutual joint of draw-in groove, the upper surface of quick detach piece runs through and has seted up the second activity groove, the inner wall of second activity groove and the top fixed connection of second spring, the bottom fixedly connected with baffle of second spring, the middle part fixedly connected with movable rod of baffle, the bottom welding of movable rod has the extrusion piece, the outside of extrusion piece and the inboard mutual butt of ejector pad, the top welding that the top of movable rod just is close to quick detach piece has the handle.

Preferably, the inner side of the pushing block is provided with an inclined structure, the size of the clamping block is matched with that of the clamping groove, and the bottom of the extruding block is matched with the inclined structure of the pushing block.

Preferably, the screening mechanism comprises a third movable groove, a servo motor, an eccentric plate, a transmission rod, a screening plate, a fixed groove, a screening rod, a second fixed rod and a tooth block, two third movable grooves are formed in the outer wall of the base body, two servo motors are fixedly connected to the outer wall of the base body through bolts, eccentric plates are fixedly connected to the output ends of the two servo motors, transmission rods are rotatably connected to the outer walls of the two eccentric plates and the inner parts of the eccentric plates close to the third movable grooves, a screening plate is rotatably connected at the inner side of the transmission rod and close to the inner part of the matrix, a fixing groove is arranged on the outer wall of the screening plate, the four corners of the screening plate are provided with screening rods, the four screening rods are connected with the inside of the screening groove in a sliding way, and second fixed rods are welded on the two sides of the screening plate and inside the screening plate close to the movable opening, and the outer sides of the second fixed rods are fixedly connected with tooth blocks through bolts.

Preferably, the transmission rod is matched with the diameter of the inner wall of the screening groove at the eccentric position of the eccentric plate, the screening plate is provided with a plurality of screening openings in a penetrating mode, the screening plate is set to be in an inclined state, and the shape of the screening rod is matched with the shape in the screening groove.

Preferably, clearance mechanism includes gear, chain, slide bar, slide, supports piece, activity post and second spout, the base member outer wall rotates and is connected with the gear, the outer wall transmission of gear is connected with the chain, the inboard and the second dead lever top intermeshing of chain, the outside fixedly connected with slide bar of chain, the inside sliding connection of first spout has the slide, the outside of slide and the outer wall welding that is close to the base member have the piece of supporting, the inboard butt with the outer wall of base member each other of piece, the outside fixedly connected with activity post of piece supports, the second spout has been seted up to the outer wall inboard of activity post, the slide bar slides in the inside of second spout.

Preferably, the cleaning mechanism further comprises a movable block, a fourth movable groove, a first movable plate, a fixed plate, a third spring, a third sliding groove, a fourth spring, a second movable plate, a cleaning plate, a fifth movable groove, a fifth spring and a cleaning block, the inner side of the sliding plate is fixedly connected with the movable block through bolts, the upper surface of the movable block is provided with the fourth movable groove in a penetrating manner, the first movable plate is connected with the inner part of the fourth movable groove in a sliding manner, the fixed plate is fixedly connected with the top of the movable block and the inner side of the first movable plate, the third spring is fixedly connected with the top of the fixed plate, the top of the third spring is fixedly connected with the inner wall of the first movable plate, the third sliding groove is arranged in the first movable plate, the fourth spring is fixedly connected with the inner part of the third sliding groove, the second movable plate is fixedly connected with the top of the fourth spring and the inner part of the third sliding groove, the welding of the top of second fly leaf has the clearance board, the mutual butt of the upper surface of clearance board and the lower surface of screening board, the fifth activity groove has been seted up to the upper surface of clearance board, the inside fixedly connected with fifth spring of fifth activity groove, the top of fifth spring just is close to the inside fixedly connected with clearance piece of fifth activity groove.

Preferably, the fixed plate is internally provided with an opening matched with the fourth movable groove in shape, the top of the cleaning plate is set to be the same as the inclined state of the screening plate, and the size of the cleaning block is smaller than the internal size of the screening opening of the screening plate.

Compared with the prior art, the invention has the beneficial effects that: 1. according to the invention, the handle is pulled to move upwards, the handle drives the movable rod to move upwards, the movable rod drives the extrusion block to move upwards, the push block is converged inside the first movable groove under the action of the first spring, the bottom end of the lever rotates inwards by the push block, the top end of the lever drives the clamping block to move outwards, so that the clamping block cannot be clamped with the clamping groove, the screening plate can be effectively dismounted, the purpose of quick dismounting is effectively realized, the maintenance and repair efficiency of workers is improved, the mechanical wear of the equipment after long-term use is reduced, and the service life of the equipment is prolonged.

2. According to the invention, the eccentric plate is driven to rotate by starting the servo motor, the transmission rod is driven to move back and forth in the third movable groove under the action of the eccentric plate, the screening plate moves back and forth in the base body, stone materials smaller than the screening opening can fall off, and meanwhile, the stone materials larger than the screening opening can move to the upper surface of the conveyor belt through the screening plate under the action of the first sliding groove, and are conveyed through the conveyor belt, so that screening work of the stone materials is effectively realized, and the stone materials are screened according to sizes.

3. The invention drives the cleaning mechanism to move through the screening mechanism, the cleaning plate is always abutted against the bottom of the screening plate through the second movable plate under the action of the extension force of the fourth spring, and in the moving process of the cleaning mechanism, the first movable plate moves upwards in the fourth movable groove under the action of the extension force of the third spring, meanwhile, the second movable plate moves upwards in the third chute under the action of the stretching force of the fourth spring, the cleaning block is upwards positioned at the screening opening on the surface of the screening plate in the fifth movable chute under the action of the stretching force of the fifth spring, so that the problem that the screening opening on the surface of the screening plate is blocked by stones is prevented, and then improved the screening efficiency of screening board, can realize clearing up the screening board in equipment working process, improved the screening quality of screening board to the building stones, guaranteed the economic benefits of equipment to the production of building stones screening.

Drawings

FIG. 1 is an overall perspective view of the present invention;

FIG. 2 is a perspective view of the interior of the present invention;

FIG. 3 is a perspective view of the quick release mechanism of the present invention;

FIG. 4 is a perspective view of the interior of the quick release block of the present invention;

FIG. 5 is a cross-sectional view of the quick release mechanism of the present invention;

FIG. 6 is a perspective view of the present invention;

FIG. 7 is an enlarged structural view of a portion A of FIG. 6 according to the present invention;

FIG. 8 is a perspective view of a screen panel according to the present invention;

FIG. 9 is a side view of the present invention;

FIG. 10 is a cross-sectional view taken along line A-A of FIG. 9 in accordance with the present invention;

FIG. 11 is a cross-sectional view of B-B of FIG. 9 in accordance with the present invention;

FIG. 12 is a perspective view of the cleaning mechanism of the present invention;

FIG. 13 is a cross-sectional view of the cleaning mechanism of the present invention.

In the figure: 1. a substrate; 2. a base; 3. a movable opening; 4. a sloping block; 5. a first chute; 6. a conveyor belt;

7. a quick release mechanism; 701. a first movable slot; 702. a first spring; 703. pushing a block; 704. a first fixing lever; 705. a lever; 706. a clamping block; 707. quickly disassembling the block; 708. a screening tank; 709. a card slot; 710. a second movable slot; 711. a second spring; 712. a baffle plate; 713. a movable rod; 714. extruding the block; 715. a handle; 8. a screening mechanism; 801. a third movable slot; 802. a servo motor; 803. an eccentric plate; 804. a transmission rod; 805. a screening plate; 806. fixing grooves; 807. a screening rod; 808. a second fixing bar; 809. a tooth block; 9. a cleaning mechanism; 901. a gear; 902. a chain; 903. a slide bar; 904. a slide plate; 905. a resisting block; 906. a movable post; 907. a second chute; 908. a movable block; 909. a fourth movable slot; 910. a first movable plate; 911. a fixing plate; 912. a third spring; 913. a third chute; 914. a fourth spring; 915. a second movable plate; 916. cleaning the plate; 917. a fifth movable slot; 918. a fifth spring; 919. and (6) cleaning the blocks.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 13, the present invention provides a technical solution: the utility model provides a base rapid disassembly structure for portable crushing and screening equipment, including base member 1, the welding of base member 1's bottom four corners has base 2, movable mouthful 3 has been seted up to base member 1's outer wall, base member 1's inside fixedly connected with sloping block 4, first spout 5 has been seted up to sloping block 4's bottom, base member 1's inside is provided with conveyer belt 6, base member 1's inside is provided with quick detach mechanism 7, base member 1's inside is provided with screening mechanism 8, screening mechanism 8 and quick detach mechanism 7 sliding connection, base member 1's inside is provided with clearance mechanism 9, clearance mechanism 9 and the mutual butt of screening mechanism 8.

As an embodiment of the present invention, as shown in fig. 1 to 5, the quick release mechanism 7 includes a first movable groove 701, a first spring 702, a push block 703, a first fixed rod 704, a lever 705 and a clamping block 706, the first movable groove 701 is disposed inside the base 1, an inner wall of the first movable groove 701 is fixedly connected to one end of the first spring 702, the other end of the first spring 702 is fixedly connected to the push block 703, an inner side of the push block 703 is disposed in an inclined structure, the first fixed rod 704 is fixedly connected inside the first movable groove 701, an outer wall of the first fixed rod 704 is rotatably connected to the lever 705, a bottom end of the lever 705 is rotatably connected to a top of the push block 703, a top end of the lever 705 is rotatably connected to the clamping block 706, a size of the clamping block 706 and a size of a clamping groove 709 are mutually matched, and the clamping block 706 slides inside the first movable groove 701.

During operation, after the pushing block 703 is squeezed, the pushing block 703 slides outwards inside the first movable groove 701 and compresses the first spring 702, the pushing block 703 drives the bottom end of the lever 705 to rotate outwards, the top end of the lever 705 moves inwards under the action of the first fixing rod 704, the top end of the lever 705 drives the fixture block 706 to converge towards the middle inside the first movable groove 701, and therefore the clamping effect of the clamping quick-release block 707 is achieved, and the quick-release block 707 is effectively prevented from moving.

As an embodiment of the present invention, as shown in fig. 1 and 5, the quick release mechanism 7 further includes a quick release block 707, a screening groove 708, a clamping groove 709, a second movable groove 710, a baffle 712, a movable rod 713, a squeezing block 714 and a handle 715, the quick release block 707 is disposed inside the first movable groove 701, the screening groove 708 is fixedly connected to an outer wall of the quick release block 707, the clamping grooves 709 are disposed on two sides of an outer wall of the quick release block 707, an inner wall of the clamping groove 709 is clamped with the clamping block 706, the second movable groove 710 is penetratingly disposed on an upper surface of the quick release block 707, an inner wall of the second movable groove 710 is fixedly connected to a top of the second spring 711, the baffle 712 is fixedly connected to a bottom of the second spring 711, the movable rod 713 is fixedly connected to a middle portion of the baffle 712, the squeezing block 714 is welded to a bottom of the movable rod 713, the bottom of the squeezing block 714 is configured to be adapted to an inclined structure of the pushing block 703, an outer side of the squeezing block 714 is abutted to an inner side of the pushing block 703, a handle 715 is welded to the top of the movable bar 713 near the top of the quick release block 707.

During operation, after the clamping block 706 and the clamping groove 709 are clamped with each other, the quick release block 707 can be stabilized inside the first movable groove 701, so as to complete the clamping and fixing function, and it is ensured that the quick release block 707 is stably located inside the first movable groove 701, and when quick release is needed, the handle 715 is pulled to move upward, the handle 715 drives the movable rod 713 to move upward, the movable rod 713 drives the baffle 712 to move upward inside the second movable groove 710 and compress the second spring 711, the movable rod 713 drives the pressing block 714 to move upward, at this time, the pushing block 703 is converged inward inside the first movable groove 701 under the action of the first spring 702, the pushing block 703 rotates the bottom end of the lever 705 inward, the top end of the lever 705 rotates outward under the action of the first fixed rod 704, the top end of the lever 705 drives the clamping block 706 to move outward, so that the clamping block 706 cannot be clamped with the clamping groove 709, and further the quick release block 707 can move, therefore, the quick-dismantling block 707 can be dismantled quickly, the equipment can be dismantled after being moved by a machine, the dismantling efficiency of the equipment is improved, and the maintenance and repair efficiency is improved.

As an embodiment of the present invention, as shown in fig. 6 to 8, the present invention includes a third movable slot 801, a servo motor 802, an eccentric plate 803, a transmission rod 804, a sieving plate 805, a fixed slot 806, a sieving rod 807, a second fixed rod 808 and a tooth block 809, two third movable slots 801 are formed on an outer wall of a base 1, two servo motors 802 are fixedly connected to the outer wall of the base 1 through bolts, the output ends of the two servo motors 802 are fixedly connected to the eccentric plate 803, the outer walls of the two eccentric plates 803 and the inner part close to the third movable slot 801 are rotatably connected to the transmission rod 804, the eccentric position of the transmission rod 804 on the eccentric plate 803 is matched with the diameter of the inner wall of the sieving slot 708, the sieving plate 805 is rotatably connected to the inner part close to the base 1 and the sieving plate 805 is provided with a plurality of sieving ports, the sieving plate 805 is provided in a tilted state, the outer wall of the sieving plate 805 is provided with the fixed slot 806, the four corners of screening board 805 all is provided with screening pole 807, and the shape of screening pole 807 and the interior shape looks adaptation of screening groove 708, four screening poles 807 all with the inside sliding connection of screening groove 708, the both sides of screening board 805 and the inside that is close to activity mouth 3 all have welded second dead lever 808, and bolt fixedly connected with tooth piece 809 is passed through in the outside of two second dead levers 808.

When the automatic sieving machine works, the servo motor 802 is started to drive the eccentric plate 803 to rotate, the driving rod 804 is fixed at the eccentric position of the eccentric plate 803, the driving rod 804 is driven to move back and forth in the third movable groove 801 under the action of the eccentric plate 803, the driving rod 804 is rotatably connected with the fixed groove 806 at one end of the sieving plate 805, the sieving rod 807 rotates in the sieving groove 708, the sieving plate 805 rotates in the base 1, stones smaller than the sieving openings can fall off due to the fact that a plurality of sieving openings are formed in the surface of the sieving plate 805, the stones move towards the middle under the action of the first sliding groove 5, stones larger than the sieving openings can move to the upper surface of the conveyor belt 6 through the sieving plate 805 and are further conveyed through the conveyor belt 6, the sieving plate 805 drives the second fixed rod 808 to rotate in the movable opening 3, the second fixed rod 808 drives the tooth blocks 809 to rotate outside the base 1, the effect that the screening board 805 carries out the screening to broken building stones has been realized, has guaranteed that the building stones carries out categorised conveying.

As an embodiment of the present invention, as shown in fig. 9 to 13, the cleaning mechanism 9 includes a gear 901, a chain 902, a sliding rod 903, a sliding plate 904, a resisting block 905, a movable column 906, and a second sliding groove 907, the outer wall of the base 1 is rotatably connected with the gear 901, the outer wall of the gear 901 is connected with the chain 902 in a transmission manner, the inner side of the chain 902 is engaged with the top of the tooth block 809, the outer side of the chain 902 is fixedly connected with the sliding rod 903, the inner portion of the first sliding groove 5 is connected with the sliding plate 904 in a sliding manner, the outer side of the sliding plate 904 and the outer wall close to the base 1 are welded with the resisting block 905, the inner side of the resisting block 905 is abutted against the outer wall of the base 1, the outer side of the resisting block 905 is fixedly connected with the movable column 906, the inner side of the outer wall of the movable column 906 is provided with the second sliding groove 907, and the sliding rod 903 slides inside the second sliding groove 907.

During operation, drive chain 902 under the effect of tooth block 809 and carry out the transmission at the outer wall of gear 901, chain 902 drives slide bar 903 motion, because slide bar 903 slides in the inside of second spout 907, and then make slide bar 903 drive movable post 906 move, movable post 906 drives and supports the motion of piece 905 in the outside of base member 1, support piece 905 and drive slide 904 and slide in the inside of first spout 5, the effectual transmission step of having accomplished, transmission efficiency is improved, the clearance for follow-up clearance mechanism 9 provides power.

As an embodiment of the present invention, as shown in fig. 9 to 13, the cleaning mechanism 9 further includes a movable block 908, a fourth movable groove 909, a first movable plate 910, a fixed plate 911, a third spring 912, a third sliding groove 913, a fourth spring 914, a second movable plate 915, a cleaning plate 916, a fifth movable groove 917, a fifth spring 918, and a cleaning block 919, the movable block 908 is fixedly connected to the inner side of the sliding plate 904 through a bolt, the fourth movable groove 909 is formed on the upper surface of the movable block 908 in a penetrating manner, the first movable plate 910 is slidably connected to the inner side of the fourth movable groove 909, the fixed plate 911 is fixedly connected to the inner side of the first movable plate 910, an opening with a shape matching the shape of the fourth movable groove 909 is formed in the inner side of the fixed plate 911, the third spring 912 is fixedly connected to the top of the fixed plate 911, the top 912 of the third spring is fixedly connected to the inner wall of the first movable plate 910, the third sliding chute 913 is opened in the first movable plate 910, the fourth spring 914 is fixedly connected to the inside of the third sliding chute 913, the second movable plate 915 is fixedly connected to the top of the fourth spring 914 and is close to the inside of the third sliding chute 913, the cleaning plate 916 is welded to the top of the second movable plate 915, the top of the cleaning plate 916 is set to be in the same inclined state as the screening plate 805, the upper surface of the cleaning plate 916 is abutted to the lower surface of the screening plate 805, the fifth movable groove 917 is opened on the upper surface of the cleaning plate 916, the fifth spring 918 is fixedly connected to the inside of the fifth movable groove 917, the cleaning block 919 is fixedly connected to the top of the fifth spring 918 and is close to the inside of the fifth movable groove 917, and the size of the cleaning block 919 is smaller than the inside size of the screening plate.

In operation, the sliding plate 904 drives the movable block 908 to move, the movable block 908 drives the first movable plate 910 to move, the first movable plate 910 drives the second movable plate 915 to move, the second movable plate 915 drives the cleaning plate 916 to move, when the cleaning plate 916 moves inwards, because the screening plate 805 is inclined, the cleaning plate 916 is always abutted to the bottom of the screening plate 805 through the second movable plate 915 under the action of the stretching force of the fourth spring 914, because the movable block 908 moves upwards in the fourth movable groove 909 under the action of the stretching force of the third spring 912 during the movement, and simultaneously, the second movable plate 915 moves upwards in the third sliding groove 913 under the action of the stretching force of the fourth spring 914, the cleaning block 919 is located at the screening opening position on the surface of the screening plate 805 upwards in the fifth movable groove 917 under the action of the stretching force of the fifth spring 918, the problem of blockage of the screening openings in the surface of the screening plate 805 is solved, the screening efficiency of the screening plate 805 is improved, the maintenance times are reduced, and the working efficiency of equipment is improved.

The working principle is as follows: in the initial state, the pushing block 703 is located at the innermost side under the action of the extension of the first spring 702, the pushing block 703 enables the top end of the lever 705 to be located at the outermost side under the action of the first fixing rod 704, the fixture block 706 is located at the outermost side under the action of the lever 705, the baffle 712 is located at the lowest position under the action of the extension of the second spring 711, the cleaning mechanism 9 is located at the lowest position of the sieving plate 805, the third spring 912 and the fourth spring 914 are both in a compressed state under the action of the first movable plate 910 and the second movable plate 915,

placing screening pole 807 in the inside of screening groove 708, place fast detaching block 707 in the inside of first activity groove 701 again, extrusion block 714 extrudees ejector pad 703, ejector pad 703 slides and compresses first spring 702 in the inside of first activity groove 701 to the outside, ejector pad 703 drives the bottom of lever 705 to the outside rotation, the top of lever 705 moves to the inside under the effect of first dead lever 704, the top of lever 705 drives fixture block 706 to the inside polymerization of middle part at first activity groove 701, can make fast detaching block 707 stabilize in the inside of first activity groove 701 after fixture block 706 and the mutual joint of draw-in groove 709, and then accomplish the fixed effect of joint.

Starting the device, starting the device by using the servo motor 802 to drive the eccentric plate 803 to rotate, wherein the transmission rod 804 is fixed at the eccentric position of the eccentric plate 803, the transmission rod 804 is driven to move back and forth in the third movable groove 801 under the action of the eccentric plate 803, the transmission rod 804 is rotatably connected with the fixed groove 806 at one end of the screening plate 805, the screening rod 807 is driven to rotate in the screening groove 708, the screening plate 805 rotates in the base 1, stones smaller than the screening openings can drop off due to the fact that a plurality of screening openings are formed in the surface of the screening plate 805, and move towards the middle under the action of the first sliding groove 5, stones larger than the screening openings can move to the upper surface of the conveyor belt 6 through the screening plate 805 and are conveyed through the conveyor belt 6, the screening plate 805 drives the second fixed rod 808 to rotate in the movable opening 3, the second fixed rod 808 drives the toothed block 809 to rotate outside the base 1, the chain 902 is driven to transmit on the outer wall of the gear 901 under the action of the tooth block 809, the chain 902 drives the sliding rod 903 to move, because the sliding rod 903 slides in the second sliding slot 907, the sliding rod 903 drives the movable column 906 to move, the movable column 906 drives the abutting block 905 to move on the outer side of the base body 1, the abutting block 905 drives the sliding plate 904 to slide in the first sliding slot 5, the sliding plate 904 drives the movable block 908 to move, the movable block 908 drives the first movable plate 910 to move, the first movable plate 910 drives the second movable plate 915 to move, the second movable plate 915 drives the cleaning plate 916 to move, when the cleaning plate 916 moves inwards, because the screening plate 805 is inclined, the cleaning plate 916 always abuts against the top of the screening plate 805 through the second movable plate 915 under the action of the stretching force of the fourth spring 914, because the movable block 908 moves upwards in the inner part of the fourth movable slot 909 under the action of the stretching force of the third spring 912 during the movement of the first movable plate 910, at the same time, the second movable plate 915 moves upward inside the third sliding chute 913 due to the extension force of the fourth spring 914, and the cleaning block 919 moves upward inside the fifth movable chute 917 at the screening opening position on the surface of the screening plate 805 due to the extension force of the fifth spring 918, so that the stones are prevented from being stuck at the screening opening position of the screening plate 805.

When the equipment has problems, the equipment needs to be quickly disassembled, the handle 715 can be pulled to move upwards, meanwhile, the handle 715 drives the movable rod 713 to move upwards, the movable rod 713 drives the baffle 712 to move upwards in the second movable groove 710 and compress the second spring 711, the movable rod 713 drives the extrusion block 714 to move upwards, at the moment, the push block 703 is converged inwards in the first movable groove 701 under the action of the first spring 702, the push block 703 enables the bottom end of the lever 705 to rotate inwards, the top end of the lever 705 rotates outwards under the action of the first fixed rod 704, the top end of the lever 705 drives the fixture block 706 to move outwards, the fixture block 706 cannot be clamped with the clamping groove 709, the quick disassembling block 707 can be further disassembled, and meanwhile, the sieving plate 805 can be effectively disassembled.

In summary, the invention has the advantages that the screening mechanism 8 can be rapidly disassembled through the quick disassembling mechanism 7, so that the maintenance and the repair of workers can be ensured, meanwhile, the cleaning mechanism 9 is driven to move through the screening mechanism 8, the equipment is ensured to clean the screening plate 805 in the working process, the screening plate 805 is prevented from being blocked by stones, and the screening quality of the screening plate 805 is improved.

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

Claims

1. A base rapid disassembly structure for portable crushing and screening equipment, includes base member (1), its characterized in that: the welding of the bottom four corners of base member (1) has base (2), expansion joint (3) have been seted up to the outer wall of base member (1), the inside fixedly connected with sloping block (4) of base member (1), first spout (5) have been seted up to the bottom of sloping block (4), the inside of base member (1) is provided with conveyer belt (6), the inside of base member (1) is provided with quick detach mechanism (7), the inside of base member (1) is provided with screening mechanism (8), screening mechanism (8) and quick detach mechanism (7) sliding connection, the inside of base member (1) is provided with clearance mechanism (9), clearance mechanism (9) and screening mechanism (8) butt each other.

2. The quick release structure of base for a mobile crushing and screening device of claim 1, wherein: the quick release mechanism (7) comprises a first movable groove (701), a first spring (702), a push block (703), a first fixed rod (704), a lever (705) and a clamping block (706), wherein the first movable groove (701) is formed in the base body (1), the inner wall of the first movable groove (701) is fixedly connected with one end of the first spring (702), the other end of the first spring (702) is fixedly connected with the push block (703), the first fixed rod (704) is fixedly connected with the inside of the first movable groove (701), the outer wall of the first fixed rod (704) is rotatably connected with the lever (705), the bottom of the lever (705) is rotatably connected with the top of the push block (703), the clamping block (706) is rotatably connected with the top of the lever (703), and the clamping block (706) slides in the first movable groove (701).

3. A base quick release structure for a mobile crushing and screening apparatus according to claim 2, wherein: the quick release mechanism (7) further comprises a quick release block (707), a screening groove (708), a clamping groove (709), a second movable groove (710), a baffle (712), a movable rod (713), an extrusion block (714) and a handle (715), wherein the quick release block (707) is arranged inside the first movable groove (701), the screening groove (708) is fixedly connected to the outer wall of the quick release block (707), the clamping grooves (709) are formed in two sides of the outer wall of the quick release block (707), the inner wall of each clamping groove (709) is clamped with the corresponding clamping block (706), the second movable groove (710) penetrates through the upper surface of the quick release block (707), the inner wall of the second movable groove (710) is fixedly connected with the top of a second spring (711), the bottom of the second spring (711) is fixedly connected with the baffle (712), the movable rod (713) is fixedly connected to the middle of the baffle (712), and the extrusion block (714) at the bottom of the movable rod (713) is welded, the outer side of the extrusion block (714) is abutted against the inner side of the push block (703), and a handle (715) is welded at the top of the movable rod (713) and close to the top of the quick-release block (707).

4. A base quick release structure for a mobile crushing and screening apparatus according to claim 3, wherein: the inner side of the push block (703) is provided with an inclined structure, the size of the clamping block (706) is matched with that of the clamping groove (709), and the bottom of the extrusion block (714) is matched with the inclined structure of the push block (703).

5. A base quick release structure for a mobile crushing and screening apparatus according to claim 3, wherein: the screening mechanism (8) comprises third movable grooves (801), servo motors (802), eccentric plates (803), transmission rods (804), screening plates (805), fixed grooves (806), screening rods (807), second fixed rods (808) and tooth blocks (809), wherein the outer wall of the base body (1) is provided with two third movable grooves (801), the outer wall of the base body (1) is fixedly connected with two servo motors (802) through bolts, the output ends of the two servo motors (802) are fixedly connected with the eccentric plates (803), the outer walls of the two eccentric plates (803) and the inner parts close to the third movable grooves (801) are rotatably connected with the transmission rods (804), the inner sides of the transmission rods (804) and the inner parts close to the base body (1) are rotatably connected with the screening plates (805), the outer walls of the screening plates (805) are provided with the fixed grooves (806), and the four corners of the screening plates (805) are provided with the screening rods (807), four screening pole (807) all with the inside sliding connection of screening groove (708), the both sides of screening board (805) and the inside that is close to activity mouth (3) all weld have second dead lever (808), two there is toothed block (809) in the outside through bolt fixedly connected with of second dead lever (808).

6. A base quick release structure for a mobile crushing and screening apparatus according to claim 5, wherein: the transmission rod (804) is matched with the diameter of the inner wall of the screening groove (708) at the eccentric position of the eccentric plate (803), a plurality of screening openings are arranged in the screening plate (805) in a penetrating mode, the screening plate (805) is arranged in an inclined state, and the shape of the screening rod (807) is matched with the shape of the inside of the screening groove (708).

7. A base quick release structure for a mobile crushing and screening apparatus according to claim 5, wherein: the cleaning mechanism (9) comprises a gear (901), a chain (902), a sliding rod (903), a sliding plate (904), a resisting block (905), a movable column (906) and a second sliding groove (907), the outer wall of the base body (1) is rotatably connected with the gear (901), the outer wall of the gear (901) is in transmission connection with the chain (902), the inner side of the chain (902) is meshed with the top of a second fixed rod (808), the outer side of the chain (902) is fixedly connected with the sliding rod (903), the inner part of the first sliding groove (5) is in sliding connection with the sliding plate (904), the outer side of the sliding plate (904) and the outer wall close to the base body (1) are welded with the resisting block (905), the inner side of the resisting block (905) is in mutual abutting connection with the outer wall of the base body (1), the outer side of the resisting block (905) is fixedly connected with the movable column (906), the inner side of the outer wall of the movable column (906) is provided with the second sliding groove (907), the sliding rod (903) slides inside the second sliding chute (907).

8. A base quick release structure for a mobile crushing and screening apparatus according to claim 7, wherein: the cleaning mechanism (9) further comprises a movable block (908), a fourth movable groove (909), a first movable plate (910), a fixed plate (911), a third spring (912), a third sliding groove (913), a fourth spring (914), a second movable plate (915), a cleaning plate (916), a fifth movable groove (917), a fifth spring (918) and a cleaning block (919), wherein the movable block (908) is fixedly connected to the inner side of the sliding plate (904) through a bolt, the fourth movable groove (909) penetrates through the upper surface of the movable block (908), the first movable plate (910) is slidably connected to the inner part of the fourth movable groove (909), the fixed plate (911) is fixedly connected to the top of the movable block (908) and the inner side of the first movable plate (910), the third spring (912) is fixedly connected to the top of the fixed plate (911), and the top of the third spring (912) is fixedly connected to the inner wall of the first movable plate (910), the cleaning device comprises a first movable plate (910), a third sliding groove (913) is formed in the first movable plate (910), a fourth spring (914) is fixedly connected to the inside of the third sliding groove (913), a second movable plate (915) is fixedly connected to the top of the fourth spring (914) and close to the inside of the third sliding groove (913), a cleaning plate (916) is welded to the top of the second movable plate (915), the upper surface of the cleaning plate (916) is abutted to the lower surface of a screening plate (805), a fifth movable groove (917) is formed in the upper surface of the cleaning plate (916), a fifth spring (918) is fixedly connected to the inside of the fifth movable groove (917), and a cleaning block (919) is fixedly connected to the top of the fifth spring (918) and close to the inside of the fifth movable groove (917).

9. The quick release structure of base for a mobile crushing and screening device of claim 8, wherein: the fixed plate (911) is internally provided with an opening matched with the shape of the fourth movable groove (909), the top of the cleaning plate (916) is set to be the same as the inclined state of the screening plate (805), and the size of the cleaning block (919) is smaller than the inner size of the screening opening of the screening plate (805).