CN112588553A

CN112588553A - Drum-type quick sand screening machine for constructional engineering

Info

Publication number: CN112588553A
Application number: CN202011392852.1A
Authority: CN
Inventors: 楼利江
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-02
Filing date: 2020-12-02
Publication date: 2021-04-02

Abstract

The invention discloses a drum-type quick sand screening machine for constructional engineering, which comprises a drum-type sand screening machine, wherein the drum-type sand screening machine comprises a rack, a conveyor, a drum gauze, an arc-shaped vibration mechanism, a driving motor, a guide-in plate and a discharging hopper, the conveyor is obliquely arranged at the bottom of the rack and is positioned below the drum gauze, the drum gauze is movably arranged in the rack, two ends of the drum gauze are respectively provided with an outer ring, the arc-shaped vibration mechanism is positioned below the outer ring and is in contact with the outer ring, two ends of the drum gauze are respectively provided with a supporting mechanism, and the supporting mechanism positioned below is connected with a power output end of the driving motor. The two ends of the drum-type sand screening machine are provided with the vibrators which are matched with each other for use, the connecting rod which is used for connecting and supporting the drum screen is designed to be of a two-section structure, the drum screen can vibrate when rotating by matching the vibrators with the connecting rod in the rotating process of the drum-type sand screening machine, and the screening efficiency of the drum-type sand screening machine can be effectively improved.

Description

Drum-type quick sand screening machine for constructional engineering

Technical Field

The invention relates to the technical field of sand screening machines, in particular to a drum-type quick sand screening machine for constructional engineering.

Background

At building site etc. department, need sieve out the stone in the sand, need sieve through special building screening sand machine, the various drum-type screening sand machine that has better screening sand effect of just wrapping up wherein of screening sand machine's kind, drum-type screening sand machine is by five parts of drum screen cloth, frame, funnel, reduction gear, motor. After the crushed stone materials enter the roller screen, the crushed stone materials are screened along with the rotation of the roller screen, and on the one hand, the stone materials with large particle sizes flow forwards along the inclination of the roller screen and are gradually screened out through the roller screens with different meshes. The small stones are screened out and fall into respective funnels, and then are manually transported out or automatically flow to a finished product pile.

However, the existing drum type sand screening machine has the following problems in the use process: (1) the existing drum-type sand screening machine has a single sand screening mode, sand is screened mainly in a mode that a motor drives a drum screen to rotate, however, under the condition that the humidity of the sand is high or the adhesion is high, the screening efficiency of the sand is greatly reduced, and screen holes are easily blocked; (2) the funnel receives great granule stone easily at the in-process of unloading and blocks, also influences unloading speed easily to influence screening efficiency. For this reason, a corresponding technical scheme needs to be designed to solve the existing technical problems.

Disclosure of Invention

The invention aims to provide a drum-type quick sand screening machine for constructional engineering, which solves the technical problems that the existing drum-type sand screening machine has a single sand screening mode, sand is screened mainly in a mode that a motor drives a drum screen to rotate, however, the screening efficiency of the sand is greatly reduced and screen holes are easily blocked under the condition that the humidity of the sand is high or the adhesion is high.

In order to achieve the purpose, the invention provides the following technical scheme: a drum-type quick sand screening machine for constructional engineering comprises a drum-type sand screening machine, wherein the drum-type sand screening machine comprises a rack, a conveyor, a drum gauze, an arc vibration mechanism, a driving motor, a guide plate and a discharging hopper, the conveyor is obliquely arranged at the bottom of the rack and is positioned below the drum gauze, the drum gauze is movably arranged in the rack, outer rings are arranged at two ends of the drum gauze, the arc vibration mechanism is positioned below the outer rings and is contacted with the outer rings, supporting mechanisms are arranged at two ends of the drum gauze, the supporting mechanisms positioned below are connected with a power output end of the driving motor, the outer side of the driving motor is fixed on the rack through a metal rod, the middle part of the supporting mechanism positioned above is movably connected with the guide plate through a hinge, the outer end of the guide plate is movably connected with a vertically arranged supporting column through a hinge, and a material poking device is arranged in the middle part of the supporting column, the lower extreme of support column is fixed in the inboard of frame, the outside cover of setting gauge has inlayed flexible pipe, the lower extreme of flexible pipe is located directly over the import board and the upper end is connected with the exit of unloading funnel, the both sides of unloading funnel are connected with the frame through the metal pole.

As a preferred embodiment of the present invention, the surface of the outer ring is formed with a plurality of first arc-shaped bumps, and two adjacent sets of the first arc-shaped bumps are convex and have a smooth surface.

As a preferred embodiment of the present invention, the arc vibration mechanism includes an arc plate and a plurality of pairs of arc bumps two used for matching the first arc bumps, which are formed on the inner wall of the arc plate, the outer side of the arc plate is fixed on the inner wall of the frame by bolts, and a groove is formed between two adjacent pairs of the second arc bumps.

As a preferred embodiment of the present invention, the first arc-shaped bump and the second arc-shaped bump have the same structural specification, and the specification of the groove is greater than the specifications of the first arc-shaped bump and the second arc-shaped bump.

As a preferred embodiment of the present invention, the supporting mechanism comprises a docking tray, a main tube, a spring and an outer rod, wherein a mounting opening is formed in the middle of the docking tray, the inner side of the docking tray is connected with the main tube, the power output end of the driving motor is inserted into the mounting opening, the spring is arranged in the main tube, the outer side of the spring is connected with the outer rod, the outer end of the outer rod is inserted into the inner wall of the outer ring, and a rubber pad is arranged at the connection position.

As a preferred embodiment of the present invention, two sets of sliding grooves are symmetrically formed on both sides of the outer end of the main cylinder, two sets of sliding rods are symmetrically mounted on the inner end of the outer rod, and the two sets of sliding rods are slidably disposed in the sliding grooves.

As a preferred embodiment of the present invention, the kick-out device comprises a vertical rod and a plurality of groups of kick-out levers mounted on the upper end of the vertical rod, and the kick-out levers are located in the outlet of the blanking hopper.

Compared with the prior art, the invention has the following beneficial effects:

1. this scheme has the vibrator that the cooperation was used at the both ends design of drum-type screening sand machine to the connecting rod design that plays joint support to the cylinder screen cloth has buffer gear for two segmentation structures, has the buffer gear in the junction design of connecting rod, can vibrate when rotating the cylinder screen cloth through vibrator cooperation connecting rod at drum-type screening sand machine pivoted in-process, can effectual improvement drum-type screening sand machine's screening efficiency, reduces the jam problem that produces because the sand adhesion in the screening process.

2. This scheme has the leading-in flexible pipe of cooperation material in the below design of funnel to there is the setting gauge in the inside of flexible pipe, can drive the setting gauge when the vibrator drives the vibration of cylinder screen cloth and reciprocate, thereby reaches the lower extreme opening to the funnel and dials the material, improves the speed of unloading.

Drawings

FIG. 1 is an overall block diagram of the present invention;

FIG. 2 is a lower end view of the roller screen of the present invention;

FIG. 3 is a schematic view of the position of the setting gauge and the telescopic tube according to the present invention;

FIG. 4 is a top view of the kick-out device of the present invention;

fig. 5 is a structural view of the main cartridge according to the present invention.

In the figure, 1, a frame; 2. a conveyor; 3. a roller screen; 4. an arc-shaped vibration mechanism; 5. a drive motor; 6. a guide-in plate; 7. a discharging hopper; 8. an outer ring; 9. a support mechanism; 10. a support pillar; 11. a kick-out device; 12. a telescopic pipe; 13. a first cambered surface bump; 14. an arc-shaped plate; 15. a second cambered surface bump; 16. a groove; 17. a docking tray; 18. a main barrel; 19. a spring; 20. an outer rod; 21. an installation port; 22. a rubber pad; 23. a chute; 24. a slide bar; 25. erecting a rod; 26. a deflector rod.

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. 1-5, the present invention provides a technical solution: a drum-type rapid sand screening machine for construction engineering comprises a drum-type sand screening machine, wherein the drum-type sand screening machine comprises a frame 1, a conveyor 2, a drum gauze 3, an arc-shaped vibration mechanism 4, a driving motor 5, a guide-in plate 6 and a discharging funnel 7, the conveyor 2 is obliquely arranged at the bottom of the frame 1 and is positioned below the drum gauze 3, the drum gauze 3 is movably arranged in the frame 1, outer rings 8 are respectively arranged at two ends of the drum gauze 3, the arc-shaped vibration mechanism 4 is positioned below the outer rings 8 and is contacted with the outer rings 8, supporting mechanisms 9 are respectively arranged at two ends of the drum gauze 3, the supporting mechanisms 9 positioned below are connected with a power output end of the driving motor 5, the outer side of the driving motor 5 is fixed on the frame 1 through a metal rod, the middle part of the supporting mechanisms 9 positioned above is movably connected with the guide-in plate 6 through hinges, the outer end of the guide-in plate 6 is movably connected with a supporting column 10 vertically, the lower end of the supporting column 10 is fixed on the inner side of the frame 1, the outer side of the kick-out device 11 is sleeved with a telescopic pipe 12, the lower end of the telescopic pipe 12 is positioned right above the guide plate 6, the upper end of the telescopic pipe is connected with the outlet of the blanking funnel 7, and two sides of the blanking funnel 7 are connected with the frame 1 through metal rods.

Further improved, as shown in fig. 2: a plurality of groups of first cambered surface convex blocks 13 are formed on the surface of the outer ring 8 in a machining mode, two adjacent groups of first cambered surface convex blocks 13 are of convex structures, the surfaces of the two adjacent groups of first cambered surface convex blocks 13 are of smooth structures, and the first cambered surface convex blocks 13 and the second cambered surface convex blocks 15 can move conveniently in the design mode.

Further improved, as shown in fig. 2: the arc-shaped vibration mechanism 4 comprises an arc-shaped plate 14 and a plurality of pairs of arc-shaped convex blocks 15 which are processed and formed on the inner wall of the arc-shaped plate 14 and used for matching with the arc-shaped convex blocks I13, the outer side of the arc-shaped plate 14 is fixed on the inner wall of the rack 1 through bolts, and a groove 16 is formed between every two adjacent pairs of arc-shaped convex blocks 15.

Further improved, as shown in fig. 2: the first cambered surface convex block 13 and the second cambered surface convex block 15 have the same structural specification, and the specification of the groove 16 is larger than the specifications of the first cambered surface convex block 13 and the second cambered surface convex block 15, so that the aim of vibrating the roller screen 3 up and down can be fulfilled by using the first cambered surface convex block 13 and the second cambered surface convex block 15 in the rotating process of the roller screen 3.

Further improved, as shown in fig. 2: the supporting mechanism 9 is composed of a butt joint disc 17, a main barrel 18, a spring 19 and an outer rod 20, a mounting opening 21 is formed in the middle of the butt joint disc 17, the inner side of the butt joint disc is connected with the main barrel 18, a power output end of the driving motor 5 is inserted into the mounting opening 21, the spring 19 is arranged in the main barrel 18 in a penetrating mode, the outer side of the spring is connected with the outer rod 20, the outer end of the outer rod 20 is inserted into the inner wall of the outer ring 8 in a penetrating mode, a rubber pad 22 is arranged at the connecting position of the outer ring 8 and the outer rod 20, located on the inner side of the outer ring 8 and the roller gauze 3 in the vibrating process, self-adaptive.

Further improved, as shown in fig. 5: two groups of sliding grooves 23 are symmetrically formed in two sides of the outer end of the main cylinder 18, two groups of sliding rods 24 are symmetrically mounted at the inner end of the outer rod 20, and the two groups of sliding rods 24 are slidably arranged in the sliding grooves 23, so that the outer rod 20 can be conveniently adjusted up and down on the main cylinder 18.

Specifically, the kick-out device 11 comprises a vertical rod 25 and a plurality of groups of kick-out levers 26, the vertical rod 25 is vertically arranged, the groups of the kick-out levers 26 are installed at the upper end of the vertical rod 25, the kick-out levers 26 are located in an outlet of the discharging funnel 7, and the kick-out levers 26 are driven to move up and down in the outlet of the discharging funnel 7 through the up-and-down vibration of the guide plate 6, so that the blocking is avoided, and.

When in use: according to the sand screening device, sand to be screened is discharged through a discharging hopper 7 and is guided into a roller screen 3 through a guide-in plate 6, a driving motor 5 drives the roller screen 3 to rotate, a first cambered lug 13 on an outer ring 8 and a second cambered lug 15 on an arc plate 14 are in mutual contact in the rotating screening process, the inner roller screen 3 is made to rotate up and down, the outer ring 8 on the outer side and an outer rod 20 on the inner side of the roller screen 3 are adjusted in a main barrel 18 in a self-adaptive mode in the vibrating process, the roller screen 3 drives the guide-in plate 6 in contact with the roller screen 3 to vibrate synchronously in the vibrating process, the guide-in plate 6 drives a deflector rod 26 to move up and down in an outlet of the discharging hopper 7 in the vibrating process, so that blocking is avoided, discharging speed is improved, and screened sand is conveyed out through a lower conveyor 2.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a quick sand screening machine of drum-type for building engineering, includes drum-type sand screening machine, its characterized in that: the drum-type sand screening machine comprises a rack (1), a conveyor (2), a drum screen (3), an arc-shaped vibration mechanism (4), a driving motor (5), a leading-in plate (6) and a discharging funnel (7), wherein the conveyor (2) is obliquely arranged at the bottom of the rack (1) and is positioned below the drum screen (3), the drum screen (3) is movably arranged in the rack (1), outer rings (8) are respectively arranged at two ends of the drum screen (3), the arc-shaped vibration mechanism (4) is positioned below the outer rings (8) and is contacted with the outer rings (8), supporting mechanisms (9) are respectively arranged at two ends of the drum screen (3), the supporting mechanisms (9) positioned below are connected with the power output end of the driving motor (5), the outer side of the driving motor (5) is fixed on the rack (1) through metal rods, the middle parts of the supporting mechanisms (9) positioned above are movably connected with the leading-in plate (6) through hinges, lead into the outer end of board (6) and have support column (10) and the mid-mounting that sets up perpendicularly through hinge swing joint has setting aside ware (11), the lower extreme of support column (10) is fixed in the inboard of frame (1), the outside cover of setting aside ware (11) has inlayed flexible pipe (12), the lower extreme of flexible pipe (12) is located and leads into the board (6) directly over and the exit of upper end and unloading funnel (7) is connected, the both sides of unloading funnel (7) are connected with frame (1) through the metal pole.

2. The drum-type rapid sand screening machine for construction engineering according to claim 1, wherein: the surface of the outer ring (8) is processed and formed with a plurality of groups of first cambered surface lugs (13), and two adjacent groups of first cambered surface lugs (13) are of convex structures and have smooth surfaces.

3. The drum-type rapid sand screening machine for construction engineering according to claim 2, wherein: arc vibration mechanism (4) include arc (14) and a plurality of groups of cooperation cambered surface lug two (15) that processing and forming used on arc (14) inner wall, the outside of arc (14) is passed through the bolt fastening on the inner wall of frame (1), and is adjacent two sets of be formed with between cambered surface lug two (15) fluted (16).

4. The drum-type rapid sand screening machine for construction engineering according to claim 3, wherein: the structure specification of the first cambered surface bump (13) is the same as that of the second cambered surface bump (15), and the specification of the groove (16) is larger than that of the first cambered surface bump (13) and that of the second cambered surface bump (15).

5. The drum-type rapid sand screening machine for construction engineering according to claim 2, wherein: the supporting mechanism (9) comprises a butt joint disc (17), a main cylinder (18), a spring (19) and an outer rod (20), a mounting opening (21) is formed in the middle of the butt joint disc (17), the inner side of the butt joint disc is connected with the main cylinder (18), the power output end of the driving motor (5) is inserted into the mounting opening (21), the spring (19) is arranged in the main cylinder (18) in a built-in mode, the outer side of the spring is connected with the outer rod (20), the outer end of the outer rod (20) is inserted into the inner wall of the outer ring (8), and a rubber pad (22) is arranged at the joint of the outer end of the outer rod (20).

6. The drum-type rapid sand screening machine for construction engineering according to claim 5, wherein: two sets of chutes (23) are symmetrically formed in two sides of the outer end of the main cylinder (18), two sets of sliding rods (24) are symmetrically installed at the inner end of the outer rod (20), and the two sets of sliding rods (24) are slidably arranged in the chutes (23).

7. The drum-type rapid sand screening machine for construction engineering according to claim 1, wherein: the kick-out device (11) comprises a vertical rod (25) and a plurality of groups of kick-out rods (26) arranged at the upper end of the vertical rod (25), and the kick-out rods (26) are positioned in the outlet of the blanking funnel (7).