CN216679038U

CN216679038U - Multistage screening installation of living beings granule

Info

Publication number: CN216679038U
Application number: CN202220256542.5U
Authority: CN
Inventors: 葛会军; 李在英; 李振国
Original assignee: Qingdao Zhonghuo New Energy Technology Co ltd
Current assignee: Qingdao Zhonghuo New Energy Technology Co ltd
Priority date: 2022-02-08
Filing date: 2022-02-08
Publication date: 2022-06-07
Anticipated expiration: 2032-02-08

Abstract

The utility model discloses multistage screening equipment for biomass particles, which belongs to the technical field of screening equipment and comprises a screening box, wherein two screens are sequentially connected in the screening box in a sliding manner from top to bottom, the two ends of each screen extend out of the screening box, a first movable plate and a second movable plate are respectively arranged on the two sides of the screening box, two fixed rods are respectively fixed on the two sides of the screening box, the first movable plate and the second movable plate are slidably connected onto the corresponding fixed rods, connecting mechanisms are respectively arranged on the front sides of the first movable plate and the second movable plate and are used for connecting the two screens, uniformly distributed telescopic rods are connected between the back side of the first movable plate and the screening box, reset springs are respectively sleeved on the telescopic rods, and a driving motor is fixedly installed on one side, away from the first movable plate, of the screening box; this screening installation has the advantage that the energy consumption is low, small in noise and efficient, and the screen cloth dismouting of being convenient for, and be convenient for clear up the material after the screening, and the convenience is strong.

Description

Multistage screening installation of living beings granule

Technical Field

The utility model relates to the field of screening equipment, in particular to multistage screening equipment for biomass particles.

Background

Along with the continuous development of global economy, the demand of human beings on energy is continuously increased, energy resources such as petroleum, natural gas and coal are continuously reduced, the development of new energy becomes a key point of global attention, the development of biomass renewable new energy becomes a focus of attention of all circles, China is a solid biomass energy big country, biomass fuels such as various crop straws and forest waste are extremely abundant, but the biomass fuels are not effectively utilized for a long time, and in recent years, the development of solid biomass briquette fuel has attracted people's attention due to the shortage of energy resources and the increasingly prominent problem of ecological environment protection.

In the manufacturing process of the biomass granular fuel, the screening of the biomass granular fuel is very important, but the screen cloth of the screening equipment on the market is fixedly installed in the machine at present, the vibration of the screen cloth is realized by installing a vibrating motor with higher power on the machine, and the screening efficiency of the screen cloth is further improved.

SUMMERY OF THE UTILITY MODEL

The utility model provides multistage screening equipment for biomass particles, which solves the problems of high energy consumption, high noise and low screening efficiency of the conventional screening equipment.

In order to achieve the purpose, the utility model adopts the following technical scheme: a multi-stage screening device for biomass particles comprises a screening box, wherein two screen meshes are sequentially connected in the screening box in a sliding manner from top to bottom, screening boxes extend from two ends of the screen meshes, a first movable plate and a second movable plate are respectively arranged on two sides of the screening box, two fixing rods are respectively fixed on two sides of the screening box, the first movable plate and the second movable plate are slidably connected onto the corresponding fixing rods, a connecting mechanism is respectively arranged on the front surfaces of the first movable plate and the second movable plate and used for connecting the two screen meshes, uniformly distributed telescopic rods are connected between the back surface of the first movable plate and the screening box, reset springs are respectively sleeved on the telescopic rods, a driving motor is fixedly mounted on one side of the screening box, which is far away from the first movable plate, an output shaft of the driving motor is connected with a rotating shaft, and two cams are fixed on the rotating shaft, and the cam is abutted against the back surface of the second movable plate.

As a preferred scheme of the utility model, the connecting mechanism comprises two movable blocks slidably connected to the front surface of the first movable plate, the front surface of the first movable plate is provided with a bidirectional screw rod in threaded connection with the two movable blocks, one end of the bidirectional screw rod is provided with a rotating handle, the movable blocks are respectively fixed with a U-shaped clamping rod, two end positions of the clamping rod are respectively fixed with a limiting block, and the screen mesh is respectively provided with a through hole matched with the clamping rod.

As a preferable scheme of the present invention, two sliding grooves are respectively formed in the front surfaces of the first movable plate and the second movable plate, and the movable blocks are respectively slidably connected in the corresponding sliding grooves.

As a preferred scheme of the utility model, the front surface of the screening box is provided with a cleaning door which is opposite to the two screens, the screening box is connected with pull rods in a sliding manner, one end of each pull rod is connected with a pull handle, and the other end of each pull rod is connected with a cleaning scraper which is connected with the top surface of each screen in a sliding manner.

As a preferable scheme of the utility model, handles are arranged on one sides of the screen meshes, and rubber sleeves are sleeved on the handles.

As a preferable scheme of the utility model, the side wall of the screening box is provided with an installation groove for the screen mesh to slide, and the meshes of the two screen meshes are sequentially decreased progressively.

In the utility model:

the screening equipment can screen biological particles with different particle sizes, and can simultaneously realize the reciprocating motion of the two screen meshes by driving the cam to reciprocate and extrude the second movable plate through the driving motor, so that the biological particle raw materials on the screen meshes are rapidly screened, the screening efficiency is greatly improved, and compared with the traditional vibration screening by using a vibration motor, the screening equipment has the advantages of low energy consumption, low noise and high efficiency;

the device screening equipment is convenient for clear up the ejection of compact to the biological raw materials of large granule of screening on the screen cloth, and two screen cloths convenient to detach installations have very strong convenience in the use.

Drawings

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

FIG. 2 is a schematic view of a connecting mechanism on a first movable plate according to the present invention;

FIG. 3 is a schematic view of a backside structure of the first movable plate of the present invention;

fig. 4 is a schematic view of the internal structure of the sieving box of the present invention.

In the figure: 1. screening the box; 2. a screen mesh; 3. cleaning the door; 4. fixing the rod; 5. a first movable plate; 6. a connecting mechanism; 61. a movable block; 62. a bidirectional screw rod; 63. rotating the handle; 64. A clamping rod; 65. a limiting block; 7. cleaning a scraper; 8. a pull rod; 9. pulling a handle; 10. a handle; 11. a second movable plate; 12. a telescopic rod; 13. a return spring; 14. a drive motor; 15. A rotating shaft; 16. a cam.

Detailed Description

Examples

Referring to fig. 1-4, the utility model provides a multi-stage screening device for biomass particles, which comprises a screening box 1, two screens 2 are sequentially connected in the screening box 1 in a sliding manner from top to bottom, the screening box 1 extends from two ends of each screen 2, a first movable plate 5 and a second movable plate 11 are respectively arranged on two sides of the screening box 1, two fixing rods 4 are respectively fixed on two sides of the screening box 1, the first movable plate 5 and the second movable plate 11 are slidably connected on the corresponding fixing rods 4, a connecting mechanism 6 is respectively arranged on the front surfaces of the first movable plate 5 and the second movable plate 11, the connecting mechanism 6 is used for connecting the two screens 2, evenly distributed telescopic rods 12 are connected between the back surface of the first movable plate 5 and the screening box 1, return springs 13 are respectively sleeved on the telescopic rods 12, a driving motor 14 is fixedly installed on one side of the screening box 1 away from the first movable plate 5, and an output shaft of the driving motor 14 is connected with a rotating shaft 15, two cams 16 are fixed on the rotating shaft 15, and the cams 16 abut against the back surface of the second movable plate 11.

Two screen meshes 2 can reciprocate by driving the cam 16 to act on the second movable plate 11 through the driving motor 14, so that the screening efficiency is greatly improved, and the screening device has the advantages of low energy consumption and low noise.

Wherein, coupling mechanism 6 includes two movable blocks 61 of sliding connection in first fly leaf 5 openly, and the front of first fly leaf 5 is equipped with two-way lead screw 62 with two movable block 61 threaded connection, and the one end of two-way lead screw 62 is equipped with turning handle 63, all is fixed with the kelly 64 of U-shaped on the movable block 61, and two tip positions of kelly 64 all are fixed with stopper 65, all offer on the screen cloth 2 with kelly 64 assorted through-hole. Two screen cloth 2 are connected through the kelly 64 of two activities of coupling mechanism 6 for two screen cloth 2 motion screening are realized simultaneously to a motor, and are convenient for dismantle two screen cloth 2, and the convenience is strong.

Two sliding grooves are formed in the front surfaces of the first movable plate 5 and the second movable plate 11, and the movable blocks 61 are slidably connected in the corresponding sliding grooves. Utilize the spout to lead to the movable block 61, stability when improving the movable block 61 motion.

Wherein, screening case 1 openly be equipped with two screen cloth 2 just right clearance door 3, equal sliding connection has pull rod 8 on screening case 1, and the one end of pull rod 8 is connected with and draws handle 9, and the other end of pull rod 8 is connected with screen cloth 2 top surface sliding connection's clearance scraper blade 7. Pull 9 through the pulling and can clear up the ejection of compact to the large granule biological raw materials of screening on the screen cloth 2, easy operation, the convenience is strong.

Wherein, one side of screen cloth 2 all is equipped with handle 10, all overlaps on the handle 10 to be equipped with the rubber sleeve. The screen 2 is convenient to disassemble and assemble through the handle 10, and convenience is provided for an operator.

Wherein, offer on the lateral wall of screening case 1 and supply the gliding mounting groove of screen cloth 2, and the mesh of two screen cloths 2 diminishes progressively in proper order. The screen 2 can be ensured to move to screen biological particles with different particle sizes, so that the equipment can stably operate.

The working principle is as follows: when the screening device works, biological particle raw materials to be screened are poured into the screening box from the top opening of the screening box 1, the driving motor 14 drives the two cams 16 on the rotating shaft 15 to act on the second movable plate 11 in a reciprocating manner, the two screens 2 can move in a reciprocating manner due to the action of the reset springs 13 on the telescopic rods 12, so that the biological particle raw materials on the screens 2 can be screened quickly, the screened raw materials are discharged from the bottom of the screening box 1, after screening is finished, the two cleaning doors 3 are opened, the pull rod 8 drives the cleaning scraper 7 to scrape out and collect large particle raw materials on the screens 2 by pulling the pull handle 9, later-stage centralized treatment is facilitated, when the screens 2 need to be dismounted, the two movable blocks 61 on the bidirectional screw rod 62 drive the two clamping rods 64 to be separated from the screens 2 by respectively rotating the rotating handles 63 on the two sides, at the moment, the two screens 2 lose the limiting effect, and the dismounting can be finished by pulling out the screens 2 through the handle 10, in the same way during the installation, insert screen cloth 2 assigned position in screening case 1, then make the both ends of two kellies 64 insert in screen cloth 2 through rotatory turning handle 63 and carry out horizontal spacing, accomplish the installation after screen cloth 2 both sides are spacing, when guaranteeing that cam 16 acts on second fly leaf 11, two screen cloth 2 can lateral motion simultaneously.

Claims

1. The multistage screening device for biomass particles is characterized by comprising a screening box (1), wherein two screens (2) are sequentially connected in the screening box (1) in a sliding manner from top to bottom, the screening box (1) extends out of two ends of each screen (2), a first movable plate (5) and a second movable plate (11) are respectively arranged on two sides of the screening box (1), two fixing rods (4) are respectively fixed on two sides of the screening box (1), the first movable plate (5) and the second movable plate (11) are connected on the corresponding fixing rods (4) in a sliding manner, connecting mechanisms (6) are respectively arranged on the front sides of the first movable plate (5) and the second movable plate (11), the connecting mechanisms (6) are used for connecting the two screens (2), and uniformly distributed telescopic rods (12) are connected between the back side of the first movable plate (5) and the screening box (1), all the cover is equipped with reset spring (13) on telescopic link (12), one side fixed mounting that first fly leaf (5) was kept away from in screening case (1) has driving motor (14), the output shaft of driving motor (14) has pivot (15), be fixed with two cams (16) on pivot (15), just cam (16) are contradicted with the back of second fly leaf (11).

2. The multistage screening equipment of biomass particles according to claim 1, wherein the connecting mechanism (6) comprises two movable blocks (61) slidably connected to the front surface of the first movable plate (5), a bidirectional screw rod (62) in threaded connection with the two movable blocks (61) is arranged on the front surface of the first movable plate (5), a rotating handle (63) is arranged at one end of the bidirectional screw rod (62), U-shaped clamping rods (64) are fixed on the movable blocks (61), limiting blocks (65) are fixed at two end positions of the clamping rods (64), and through holes matched with the clamping rods (64) are formed in the screen (2).

3. The multistage screening apparatus of biomass particles according to claim 2, wherein the front surfaces of the first movable plate (5) and the second movable plate (11) are provided with two sliding grooves, and the movable blocks (61) are slidably connected in the corresponding sliding grooves.

4. The multistage screening equipment of biomass particles according to claim 1, characterized in that the front surface of the screening box (1) is provided with a cleaning door (3) opposite to the two screens (2), the screening box (1) is connected with a pull rod (8) in a sliding manner, one end of the pull rod (8) is connected with a pull handle (9), and the other end of the pull rod (8) is connected with a cleaning scraper (7) slidably connected with the top surfaces of the screens (2).

5. The multistage screening device of biomass particles according to claim 1, wherein one side of each screen mesh (2) is provided with a handle (10), and each handle (10) is sleeved with a rubber sleeve.

6. The multistage screening apparatus of biomass particles according to claim 1, wherein the side wall of the screening box (1) is provided with an installation groove for the screen mesh (2) to slide, and the mesh openings of the two screen meshes (2) are gradually decreased.