CN111085432B

CN111085432B - Stone sieving mechanism for earthwork engineering

Info

Publication number: CN111085432B
Application number: CN201911330847.5A
Authority: CN
Inventors: 张华明; 康正芳
Original assignee: Yancheng Quanhang Technology Co ltd
Current assignee: Yancheng Quanhang Technology Co ltd
Priority date: 2019-12-20
Filing date: 2019-12-20
Publication date: 2021-02-02
Anticipated expiration: 2039-12-20
Also published as: CN111085432A

Abstract

The invention relates to the technical field of earthwork, in particular to a stone screening device for earthwork, wherein an operator only needs to place purchased stones on the top end of a conveying belt, so that the working efficiency is improved, and the practicability is improved; including carrying the material device, the fine particle screener, the conveyer belt, the coarse grain screener, the backplate, the chain, the crossbeam, first commentaries on classics roller, the roller is changeed to the second, including a motor, derailleur and transmission shaft, carry the material device to include the fine particle screener, conveyer belt and coarse grain screener, the crossbeam front end is provided with the backup pad, the backup pad rear end is connected with the crossbeam front end, the backup pad top is connected with the motor bottom, motor right part output is connected with derailleur left part input, motor and derailleur are connected with the power, derailleur rear portion output is connected with the transmission shaft front end, the transmission shaft rear end passes the crossbeam and is connected with first commentaries on classics roller front end, the goods that makes to be located the conveyer belt top is.

Description

Stone sieving mechanism for earthwork engineering

Technical Field

The invention relates to the technical field of earthwork engineering, in particular to a stone screening device for the earthwork engineering.

Background

Earthwork engineering is one of the main engineering in construction engineering, and includes the steps of cutting earth (stone) side, digging, filling, transportation, drainage, precipitation and the like. In civil engineering, the earthwork is as follows: the method comprises the steps of field leveling, roadbed excavation, civil air defense engineering excavation, terrace filling, roadbed filling and foundation pit backfilling. The reasonable deployment scheme of the earthwork is needed to be made and the arrangement is planned in a comprehensive way in order to reasonably arrange a construction plan and avoid arranging the earthwork in rainy season as much as possible and simultaneously implement the principles of not occupying or occupying less farmland and being beneficial to land improvement and field building in order to reduce the construction cost of the earthwork and stone engineering. Fill and level up the in-process in the field and need use the stone, the stone that construction side purchased is not of uniform size, need filter through the manual work, places like the stone classification of size to forever in different scenes, but manual screening is slower, wastes time and energy, and is inefficient, and the practicality is not high.

Disclosure of Invention

In order to solve the technical problems, the invention provides the stone screening device for the earthwork, which can complete the screening process of stones by only placing the purchased stones on the top end of the conveyer belt and then starting the power supply, replaces the traditional manual screening, saves time and labor, has uniform size of the screened stones, improves the working efficiency and improves the practicability.

The invention relates to a stone screening device for earthwork engineering, which comprises a material conveying device, a fine particle screening device, a conveying belt, a coarse particle screening device, a protective plate, a chain, a cross beam, a first rotating roller, a second rotating roller, a conveying belt, supporting legs, a supporting plate, a motor, a transmission and a transmission shaft, wherein the material conveying device comprises the fine particle screening device, the conveying belt and the coarse particle screening device, the conveying belt is divided into three parts by the fine particle screening device and the coarse particle screening device to form a layout of the conveying belt, the fine particle screening device, the conveying belt, the coarse particle screening device and the conveying belt, the protective plate is arranged on two sides of the top end of the material conveying device, the bottom end of the protective plate is connected with the top end of the material conveying device, the fine particle screening device, the conveying belt and the coarse particle screening device are connected through the chain, the, the whole body is rotated, the bottom ends of the fine particle screener and the coarse particle screener are respectively provided with a stone conveying device, two groups of parallel cross beams are connected by a first rotating roller and a second rotating roller, the two ends of the first rotating roller and the second rotating roller are respectively rotatably connected with the inner sides of the two groups of cross beams, the first rotating roller and the second rotating roller are connected by a conveying belt, the two groups of conveying belts are respectively positioned at the lower sides of the bottom ends of the fine particle screener and the coarse particle screener, the bottom ends of the two groups of cross beams are respectively provided with two groups of supporting legs, the top ends of the supporting legs are connected with the bottom ends of the cross beams, the front ends of the cross beams are provided with supporting plates, the rear ends of the supporting plates are connected with the front ends of the cross beams, the top ends of the supporting plates are connected with the bottom ends of motors, the right output ends of the motors are connected with the left input ends, the right-hand member output power of motor drives first commentaries on classics roller rotation through the transmission shaft, and first commentaries on classics roller passes through the conveyer belt and drives the second commentaries on classics roller rotation, makes the goods that are located the conveyer belt top carry to the other end from one end.

According to the screening device for the stones for the earthwork project, the top end of each group of the cross beams is provided with the baffle, and the bottom ends of the baffles are connected with the top ends of the cross beams.

The stone screening device for the earthwork engineering further comprises a trundle, a trundle support is arranged at the bottom end of the supporting leg, the top end of the trundle support is connected with the bottom end of the supporting leg, the bottom end of the trundle support is rotatably connected with the middle of the trundle, the bottom end of the trundle is in contact with the ground, and the bottom end of the trundle slides relative to the ground.

According to the stone screening device for the earthwork engineering, the locking plate is arranged at the left end of the caster support, the right end of the locking plate is rotatably connected with the left end of the caster support, and the caster can be locked by pulling the locking plate so as to prevent the caster from sliding relative to the ground.

According to the stone screening device for the earthwork project, the supporting beams are arranged between the two groups of supporting legs, and two ends of each supporting beam are respectively connected with the inner sides of the supporting legs.

The invention relates to a stone screening device for earthwork engineering, which further comprises a handle leg and a handle, wherein longitudinal beams are arranged at the right ends of two groups of cross beams, the left ends of the longitudinal beams are connected with the right ends of the cross beams, the left ends of the handle leg are connected with the right ends of the longitudinal beams, and the right ends of the handle leg are connected with the left ends of the handle.

According to the pebble screening device for the earthwork project, the bottom end of the supporting plate is provided with the reinforcing ribs, the top ends of the reinforcing ribs are connected with the bottom end of the supporting plate, and the rear ends of the reinforcing ribs are connected with the front end of the cross beam.

The invention relates to a stone screening device for earthwork engineering, which further comprises a guide groove, wherein the left end of a cross beam is provided with the guide groove, and the right end of the guide groove is connected with the left end of the cross beam.

Compared with the prior art, the invention has the beneficial effects that: an operator places stones on the left part of the top end of the conveying belt, a power supply is started, the conveying belt starts to rotate, the stones on the top end of the conveying belt move from left to right, when the stones pass through the fine particle screener, the fine particle stones fall onto the conveying belt on the bottom side of the fine particle screener through gaps between the rotating rollers, the rest stones continue to be conveyed rightwards, when the stones pass through the coarse particle screener, the coarse particle stones fall onto the top end of the conveying belt on the bottom side of the coarse particle screener through the gaps between the rotating rollers, the rest larger stone particles continue to be conveyed rightwards, the stones are conveyed into a right end collecting device of a material conveying device, the right end of a motor outputs power, a first rotating roller is driven to rotate through a transmission shaft, the conveying belt is driven to rotate, the stones falling onto the top end of the conveying belt are respectively conveyed to a tail end collecting device, and the operator only needs to place the purchased stones, then the stone screening process can be accomplished to the start power supply, has replaced traditional artifical screening, labour saving and time saving to screening stone size homogeneous, work efficiency obtains improving, has improved the practicality.

Drawings

FIG. 1 is a schematic top view of the present invention;

FIG. 2 is a schematic diagram of the right-hand side view of the present invention;

FIG. 3 is a front view of the transmission of the present invention;

FIG. 4 is a schematic view of the linkage of the transmission of the present invention;

in the drawings, the reference numbers: 1. a material conveying device; 2. a fine particle screener; 3. a conveyor belt; 4. a coarse particle screener; 5. a guard plate; 6. a chain; 7. a cross beam; 8. a first rotating rod; 9. a second rotating roller; 10. a conveyor belt; 11. supporting legs; 12. a support plate; 13. a motor; 14. a transmission; 15. a drive shaft; 16. a baffle plate; 17. a caster support; 18. a caster wheel; 19. a locking plate; 20. a support beam; 21. a stringer; 22. a handle leg; 23. a handle; 24. reinforcing ribs; 25. a guide groove.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

As shown in fig. 1 to 4, the invention relates to a stone screening device for earthwork, which comprises a material conveying device 1, a fine particle screening device 2, a conveying belt 3, a coarse particle screening device 4, a protective plate 5, a chain 6, a cross beam 7, a first rotating roller 8, a second rotating roller 9, a conveying belt 10, supporting legs 11, a supporting plate 12, a motor 13, a transmission 14 and a transmission shaft 15, wherein the material conveying device 1 comprises a fine particle screening device 2, a conveying belt 3 and a coarse particle screening device 4, the conveying belt 3 is divided into three parts by the fine particle screening device 2 and the coarse particle screening device 4 to form a layout of the conveying belt 3-the fine particle screening device 2-the conveying belt 3-the coarse particle screening device 4-the conveying belt 3, protective plates 5 are arranged on two sides of the top end of the material conveying device 1, the bottom end of the protective plates 5 is connected with the top end of the material conveying device 1, the fine particle screening device 2, the conveying belt 3 and the coarse, the material conveying device 1 is connected with a power supply, when one end obtains power, the whole body is rotated, the stone conveying device is arranged at the bottom ends of the fine particle screener 2 and the coarse particle screener 4, two groups of parallel cross beams 7 are connected by a first rotating roller 8 and a second rotating roller 9, the two ends of the first rotating roller 8 and the second rotating roller 9 are respectively rotatably connected with the inner sides of the two groups of cross beams 7, the first rotating roller 8 and the second rotating roller 9 are connected by a conveyor belt 10, the two groups of conveyor belts 10 are respectively positioned at the lower sides of the bottom ends of the fine particle screener 2 and the coarse particle screener 4, the bottom ends of the two groups of cross beams 7 are respectively provided with two groups of supporting legs 11, the top ends of the supporting legs 11 are connected with the bottom ends of the cross beams 7, the front end of the cross beam 7 is provided with a supporting plate 12, the rear end of the supporting plate 12 is connected with the front end, the bottom end of a speed changer 14 is connected with the top end of a support plate 12, a motor 13 and the speed changer 14 are connected with a power supply, the rear output end of the speed changer 14 is connected with the front end of a transmission shaft 15, the rear end of the transmission shaft 15 penetrates through a cross beam 7 to be connected with the front end of a first rotating roller 8, the right end of the motor 13 outputs power, the transmission shaft 15 drives the first rotating roller 8 to rotate, the first rotating roller 8 drives a second rotating roller 9 to rotate through a conveyor belt 10, and therefore goods positioned at the top end of the conveyor belt 10 are conveyed from; an operator places stones on the left part of the top end of a conveyer belt 3, a power supply is started, the conveyer belt 3 starts to rotate, the stones on the top end of the conveyer belt 3 move from left to right, when the stones pass through a fine particle screener 2, the fine particle stones can fall onto a conveyer belt 10 on the bottom side of the fine particle screener 2 through gaps between rotating rollers, the rest stones continue to be conveyed rightwards, when the stones pass through a coarse particle screener 4, the coarse particle stones fall onto the top end of the conveyer belt 10 on the bottom side of the coarse particle screener 4 through the gaps between the rotating rollers, the rest larger stone particles continue to be conveyed rightwards and are conveyed into a right end collecting device of a material conveying device 1, the right end of a motor 13 outputs power, a first rotating roller 8 is driven to rotate through a transmission shaft 15, the conveyer belt 10 is driven to rotate, the stones falling onto the top end of the conveyer belt 10 are respectively conveyed to a tail end collecting, the operator only needs to place the 3 tops of conveyer belt with the stone that the purchase comes, then starts the power and can accomplish the stone screening process, has replaced traditional artifical screening, labour saving and time saving to screening stone size homogeneous, work efficiency obtains improving, has improved the practicality.

According to the stone screening device for the earthwork project, the top end of each group of the cross beams 7 is provided with the baffle 16, and the bottom ends of the baffles 16 are connected with the top ends of the cross beams 7; the stones that drop to the conveyer belt 10 top through fine particle screening ware 2 and coarse particle screening ware 4 probably have elasticity because of conveyer belt 10, lead to the stones to drop back and bounce to subaerially after getting off, and operating personnel still need clear up ground, through setting up baffle 16, can drop on conveyer belt 10 on the stones that bounce fall back to conveyer belt 10, avoid dropping subaerially, improved the protectiveness.

The stone screening device for the earthwork engineering further comprises a caster wheel 18, wherein a caster wheel support 17 is arranged at the bottom end of the supporting leg 11, the top end of the caster wheel support 17 is connected with the bottom end of the supporting leg 11, the bottom end of the caster wheel support 17 is rotatably connected with the middle part of the caster wheel 18, the bottom end of the caster wheel 18 is in contact with the ground, and the bottom end of the caster wheel 18 slides relative to the ground; by providing the caster supports 17 and the casters 18, the operator can easily move the apparatus, improving the practicability.

According to the stone screening device for the earthwork project, the locking plate 19 is arranged at the left end of the caster support 17, the right end of the locking plate 19 is rotatably connected with the left end of the caster support 17, and the caster 18 can be locked by pulling the locking plate 19 so as to prevent the caster 18 from sliding relative to the ground; the device can produce vibrations during the operation, leads to truckle 18 to take place relative slip with the ground easily, through setting up locking plate 19, pulls locking plate 19 and can lock truckle 18, prevents truckle 18 and ground relative slip, has improved the steadiness.

According to the stone screening device for the earthwork project, the supporting beams 20 are arranged between the two groups of supporting legs 11, and two ends of each supporting beam 20 are respectively connected with the inner sides of the supporting legs 11; when the device operates, the pebble drops to the top end of the conveying belt 10 through the fine particle screening device 2 or the coarse particle screening device 4, impact force can be generated on the top end of the conveying belt 10, the cross beam 7 can be deformed or even broken after a long time, the supporting force of the cross beam 7 can be enhanced through the supporting beam 20, the service life of the device is prolonged, and the practicability is improved.

The stone screening device for the earthwork engineering further comprises a handle leg 22 and a handle 23, wherein the right ends of the two groups of cross beams 7 are provided with longitudinal beams 21, the left ends of the longitudinal beams 21 are connected with the right ends of the cross beams 7, the left ends of the handle legs 22 are connected with the right ends of the longitudinal beams 21, and the right ends of the handle legs 22 are connected with the left ends of the handle 23; by arranging the handle legs 22, an operator can hold the leg 22 pushing device by hands, and the practicability is improved.

According to the stone screening device for the earthwork project, the bottom end of the support plate 12 is provided with the reinforcing rib 24, the top end of the reinforcing rib 24 is connected with the bottom end of the support plate 12, and the rear end of the reinforcing rib 24 is connected with the front end of the cross beam 7; when the device runs, the motor 13 and the speed changer 14 can vibrate, the contact surface of the supporting plate 12 and the cross beam 7 can be broken after a long time, the supporting force of the supporting plate 12 can be enhanced by arranging the reinforcing ribs 24, the service life of the supporting plate 12 is prolonged, and the practicability is improved.

The stone screening device for the earthwork engineering further comprises a guide groove 25, wherein the guide groove 25 is formed in the left end of the cross beam 7, and the right end of the guide groove 25 is connected with the left end of the cross beam 7; through setting up guiding groove 25, can be convenient for operating personnel to the collection of stone, reduce the volume that the stone dropped from conveyer belt 10, improved the practicality.

The invention relates to a stone screening device for earthwork engineering, which is characterized in that when in use, an operator holds a handle 23 to push two conveying devices to the bottom ends of a fine particle screening device 2 and a coarse particle screening device 4 respectively, then pulls a locking plate 19 to lock a caster 18, then turns on a power supply, a conveying belt 3 and a conveying belt 10 start to drive, then the operator places stones at the left part of the top end of the conveying belt 3, the conveying belt 3 starts to rotate, so that the stones at the top end of the conveying belt 3 move from left to right, when the stones pass through the fine particle screening device 2, the fine particle stones fall onto the conveying belt 10 at the bottom side of the fine particle screening device 2 through gaps between rotating rollers, the rest stones continue to be conveyed to the right, when the stones pass through the coarse particle screening device 4, the coarse particle stones fall onto the top end of the conveying belt 10 at the bottom side of the coarse particle screening device 4 through the gaps between the rotating rollers, the surplus great stone granule continues to convey to the right, transports to the collection device of transport material device 1 right-hand member, and motor 13 right-hand member output power drives first commentaries on classics roller 8 through transmission shaft 15 and rotates to it is rotatory to drive conveyer belt 10, makes the stone that falls to conveyer belt 10 top convey respectively to the end through guiding groove 25 landing to the collection device in collect can.

According to the stone screening device for the earthwork project, the installation mode, the connection mode or the arrangement mode are common mechanical modes, and the stone screening device can be implemented as long as the beneficial effects are achieved; the motor and the transmission of the stone screening device for the earth and rockfill engineering are purchased from the market, and technicians in the industry only need to install and operate the stone screening device according to the accompanying instructions.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a stone sieving mechanism for earthwork, which is characterized in that, including material conveying device (1), fine particle sieving machine (2), conveyer belt (3), coarse particle sieving machine (4), backplate (5), chain (6), crossbeam (7), first commentaries on classics roller (8), second commentaries on classics roller (9), conveyer belt (10), supporting leg (11), backup pad (12), motor (13), derailleur (14) and transmission shaft (15), material conveying device (1) includes fine particle sieving machine (2), conveyer belt (3) and coarse particle sieving machine (4), and fine particle sieving machine (2) and coarse particle sieving machine (4) divide into three parts with conveyer belt (3), form conveyer belt (3) -fine particle sieving machine (2) -conveyer belt (3) -coarse particle sieving machine (4) -conveyer belt (3) overall arrangement, the two sides of the top end of a material conveying device (1) are respectively provided with a protective plate (5), the bottom end of the protective plate (5) is connected with the top end of the material conveying device (1), a fine particle screener (2), a conveying belt (3) and a coarse particle screener (4) are connected through a chain (6), the material conveying device (1) is connected with a power supply, when one end obtains power, the whole body is rotated, the bottom ends of the fine particle screener (2) and the coarse particle screener (4) are respectively provided with a stone conveying device, two groups of parallel cross beams (7) are connected through a first rotating roller (8) and a second rotating roller (9), the two ends of the first rotating roller (8) and the second rotating roller (9) are respectively rotatably connected with the inner sides of the two groups of cross beams (7), the first rotating roller (8) and the second rotating roller (9) are connected through the conveying belt (10), the two groups of conveying belts (10) are respectively positioned at the lower sides of the bottom ends of the fine particle screener (2) and, two groups of supporting legs (11) are arranged at the bottom ends of the two groups of beams (7), the top ends of the supporting legs (11) are connected with the bottom ends of the beams (7), a supporting plate (12) is arranged at the front end of each beam (7), the rear end of each supporting plate (12) is connected with the front end of each beam (7), the top end of each supporting plate (12) is connected with the bottom end of a motor (13), the right output end of each motor (13) is connected with the left input end of a transmission (14), the bottom end of each transmission (14) is connected with the top end of each supporting plate (12), the motors (13) and the transmissions (14) are connected with a power supply, the rear output ends of the transmissions (14) are connected with the front end of a transmission shaft (15), the rear end of the transmission shaft (15) penetrates through the beams (7) to be connected with the front end of a first rotating roller (8), the right end of each motor (13) outputs power, a first rotating roller (, the goods on the top end of the conveyor belt (10) are transported from one end to the other.

2. A screening device for earthworks stones according to claim 1, wherein each group of beams (7) is provided at the top end with a baffle (16), and the bottom end of the baffle (16) is connected to the top end of the beam (7).

3. The screening device of claim 2, further comprising casters (18), wherein caster holders (17) are disposed at the bottom ends of the supporting legs (11), the top ends of the caster holders (17) are connected to the bottom ends of the supporting legs (11), the bottom ends of the caster holders (17) are rotatably connected to the middle portions of the casters (18), the bottom ends of the casters (18) are in contact with the ground, and the bottom ends of the casters (18) slide relative to the ground.

4. The stone screening apparatus for earthwork of claim 3, wherein the caster holder (17) is provided at a left end thereof with a locking plate (19), the locking plate (19) is rotatably connected at a right end thereof to the left end of the caster holder (17), and the caster (18) is locked by pulling the locking plate (19) to prevent the caster (18) from sliding with respect to the ground.

5. A screening apparatus for earthworks stones according to claim 4, wherein a support beam (20) is provided between two sets of support legs (11), and both ends of the support beam (20) are connected to the inner sides of the support legs (11), respectively.

6. A screening device for earthwork stones according to claim 5 further comprising a handle leg (22) and a handle (23), wherein the longitudinal beams (21) are provided at the right ends of the two sets of transverse beams (7), the left ends of the longitudinal beams (21) are connected to the right ends of the transverse beams (7), the left ends of the handle leg (22) are connected to the right ends of the longitudinal beams (21), and the right ends of the handle leg (22) are connected to the left ends of the handle (23).

7. A screening device for earthwork stones according to claim 6 wherein the bottom end of the support plate (12) is provided with a reinforcing rib (24), the top end of the reinforcing rib (24) is connected with the bottom end of the support plate (12), and the rear end of the reinforcing rib (24) is connected with the front end of the cross beam (7).

8. A screening device for earthworks stones according to claim 7, further comprising a guiding groove (25), wherein the guiding groove (25) is provided at the left end of the cross beam (7), and the right end of the guiding groove (25) is connected to the left end of the cross beam (7).