CN216574116U - Grit screening plant - Google Patents

Abstract

The utility model relates to a technical field that the building grit was handled especially relates to a grit screening plant, including the screening box, screening box inner wall one side rigid coupling has the riser, and screening box inner wall opposite side is fixed with third baffle, first baffle and second baffle from top to bottom in proper order, and the rigid coupling has the second sieve between riser and the first baffle, and the inside of screening box is rotated and is equipped with lead screw and bull stick, and the scraper blade setting is in second sieve top, rotates on the bull stick to be equipped with to strike the ball, strikes the ball setting in second sieve below. The utility model discloses a lead screw is equipped with in the inside rotation of screening box, can drive the scraper blade through the rotation of lead screw and remove, and then can carry out the propelling movement to the great granule that piles up on the second sieve, through the setting of crushing axle, be convenient for handle great grit granule; through the pivoted bull stick that is equipped with in screening box, the rotation through the bull stick can drive the rotation of beating the ball, and then can beat the second sieve.

Description

Grit screening plant

Technical Field

The utility model relates to a technical field that the building grit was handled especially relates to a grit screening plant.

Background

The building is a space for people to live and use, such as houses, bridges, factories, gymnasiums, cave openings, water towers, temples and the like, which is formed by building materials such as soil, bricks, tiles, stone materials, wood, modern reinforced concrete, section bars and the like. Landscape and garden in a broad sense are also part of a building. The sand and stone is a loose mixture of sand grains and broken stones, different sand and stone structures have larger difference, and some sand and stone structures have uniform grain sizes and different sizes; some gravels have good grinding roundness of the fragments and some gravels have sharp edges and corners of the fragments. Sand is a loose material, but its particles are generally hard and chemically stable in the surface environment. On the construction site, sand is often used, and because the sand has different particle sizes when bought, the sand is screened by screening equipment at the moment.

In general middle-size and small-size building construction, traditional grit screening carries out the grit screening for the manual work, supports screen cloth or sieve with the post subaerial, and the manual work is shoveled the screen cloth or sieve with instrument such as spade with the building grit on, utilizes the gravity of grit self, sieves out little building grit, and this kind of screening mode need consume a large amount of manpowers, and the little building grit that once sieves out is less moreover, needs repeated screening many times, and screening efficiency is slow. And current machine screening method is at the in-process of screening, and the grit of great granule is piled up on the sieve easily, leads to the inefficiency of grit screening, can't effectually handle the grit of great granule simultaneously, has certain limitation.

SUMMERY OF THE UTILITY MODEL

To the defect among the prior art, the utility model provides a pair of grit screening plant can effectually sieve the grit, can be convenient for carry out crushing treatment to the grit of the great granule that sieves out simultaneously, and the practicality is high.

In order to solve the technical problem, the utility model provides a following technical scheme:

a gravel screening device comprises a screening box body, wherein one side of the inner wall of the screening box body is fixedly connected with a vertical plate, the other side of the inner wall of the screening box body is sequentially and fixedly provided with a third baffle, a first baffle and a second baffle from top to bottom, a second screen plate is fixedly connected between the vertical plate and the first baffle, a screw rod and a rotating rod are rotatably arranged in the screening box body, a scraper plate is arranged on the screw rod in a threaded manner, the scraper plate is arranged above the second screen plate, a beating ball is rotatably arranged on the rotating rod, and the beating ball is arranged below the second screen plate; the inside pivoted of screening box is equipped with broken axle, broken axle sets up between third baffle and screening box, the inner wall rigid coupling of screening box has first sieve, and first sieve sets up in broken axle below.

Furthermore, a feed inlet is arranged at the top end of the screening box body in a penetrating mode, a collecting box is movably arranged at the bottom end of the screening box body, and the collecting box is arranged between the vertical plate and the second baffle plate.

Further, a guide plate is arranged at the top end of the second baffle plate and is arranged below the first sieve plate.

Furthermore, a rotating motor is fixedly installed at the top end of the screening box body, and an output shaft of the rotating motor is fixedly connected with the crushing shaft; the side fixed mounting of screening box has servo motor, servo motor's output with the lead screw rigid coupling, the nut is installed to the screw thread on the lead screw, scraper blade fixed mounting is in the bottom of nut.

Furthermore, the output end of the servo motor and the rotating rod are in transmission connection with a belt, the rotating rod is fixedly connected with a connecting rod, the connecting rod is fixedly connected with a spring, and one end, far away from the connecting rod, of the spring is fixedly connected with the knocking ball.

Further, the lead screw and the second sieve plate are both obliquely arranged.

According to the above technical scheme, the beneficial effects of the utility model are that:

the utility model discloses a lead screw is equipped with in the inside rotation of screening box, can drive the scraper blade through the rotation of lead screw and remove, and then can carry out the propelling movement to the great granule that piles up on the second sieve, through the setting of crushing axle, be convenient for handle great grit granule; through the pivoted bull stick that is equipped with in the screening box, the rotation through the bull stick can drive the rotation of beating the ball, and then can beat the second sieve, and the second sieve of being convenient for sieves the grit raw materials, and the practicality is high.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

FIG. 1 is a schematic view of the internal overall cross-sectional structure of the present invention;

fig. 2 is an enlarged schematic structural diagram of a in fig. 1 of the present invention.

Reference numerals:

1-screening box body, 2-feeding port, 3-rotating motor, 4-servo motor, 5-vertical plate, 6-collecting box, 7-crushing shaft, 8-first baffle, 9-second baffle, 10-guide plate, 11-first sieve plate, 12-second sieve plate, 13-screw rod, 14-nut, 15-scraper, 16-belt, 17-rotating rod, 18-spring, 19-connecting rod, 20-beating ball and 21-third baffle.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

Referring to FIGS. 1-2: a sand screening device comprises a screening box body 1, wherein one side of the inner wall of the screening box body 1 is fixedly connected with a vertical plate 5, the other side of the inner wall of the screening box body 1 is sequentially fixed with a third baffle plate 21, a first baffle plate 8 and a second baffle plate 9 from top to bottom, a second screen plate 12 is fixedly connected between the vertical plate 5 and the first baffle plate 8, a screw rod 13 and a rotating rod 17 are rotatably arranged inside the screening box body 1, a scraper 15 is arranged on the screw rod 13 in a threaded manner, the scraper 15 is arranged above the second screen plate 12, a beating ball 20 is rotatably arranged on the rotating rod 17, and the beating ball 20 is arranged below the second screen plate 12; screening box 1's inside pivoted is equipped with crushing axle 7, crushing axle 7 sets up between third baffle 21 and screening box 1, the inner wall rigid coupling of screening box 1 has first sieve 11, and first sieve 11 sets up in 7 below of crushing axle.

In practical use, the screw rod 13 is rotatably arranged in the screening box body 1, the scraper 15 can be driven to move through the rotation of the screw rod 13, and then larger particles accumulated on the second sieve plate 12 can be pushed, and the larger sand and stone particles can be conveniently treated through the arrangement of the crushing shaft 7; through the pivoted bull stick 17 that is equipped with in screening box 1, the rotation through bull stick 17 can drive the rotation of beating ball 20, and then can beat second sieve 12, and the second sieve 12 of being convenient for sieves the grit raw materials, and the practicality is high.

In this embodiment, a feeding port 2 is installed at the top end of the screening box body 1 in a penetrating manner, a collecting box 6 is movably installed at the bottom end of the screening box body 1, and the collecting box 6 is arranged between the vertical plate 5 and the second baffle plate 9; specifically, the grit is convenient for put in to screening box 1 in the setting of accessible dog-house 2, through the setting of collecting box 6, is convenient for collect the grit after the screening, and the practicality is high.

In this embodiment, a flow guide plate 10 is disposed at the top end of the second baffle plate 9, and the flow guide plate 10 is disposed below the first sieve plate 11; specifically, the setting of accessible guide plate 10 is convenient for carry out the water conservancy diversion with the grit after handling, the collection of the grit of being convenient for.

In this embodiment, the top end of the screening box body 1 is fixedly provided with a rotating motor 3, and an output shaft of the rotating motor 3 is fixedly connected with the crushing shaft 7; a servo motor 4 is fixedly mounted on the side face of the screening box body 1, the output end of the servo motor 4 is fixedly connected with the screw rod 13, a nut 14 is mounted on the screw rod 13 in a threaded manner, and the scraper 15 is fixedly mounted at the bottom end of the nut 14; specifically, the start-up of accessible rotating electrical machines 3 drives broken axle 7 and rotates, and then can carry out the breakage to the grit of great granule, through servo motor 4's start-up, drives lead screw 13 and rotates, and then can drive scraper blade 15 and carry out the lead screw motion, is convenient for handle the grit of piling up on second sieve 12, and the practicality is high.

In this embodiment, a belt 16 is connected between the output end of the servo motor 4 and the rotating rod 17 in a transmission manner, a connecting rod 19 is fixedly connected to the rotating rod 17, a spring 18 is fixedly connected to the connecting rod 19, and one end of the spring 18, which is far away from the connecting rod 19, is fixedly connected to the hitting ball 20; specifically, the setting of accessible belt 16 for servo motor's start-up can drive bull stick 17 and lead screw 13 simultaneously and rotate, is convenient for sieve the grit, and the practicality is high.

In this embodiment, the screw 13 and the second sieve plate 12 are both arranged obliquely; in particular, the utility model is convenient for the flow of the sand and stone and has high practicability.

The working principle is as follows: put into screening box 1 with grit through dog-house 2, the grit drops to on the second sieve 12, start through control servo motor 4, it rotates with lead screw 13 to drive bull stick 17, the rotation of bull stick 17 drives beats ball 20 rotatory, and then can strike second sieve 12, be convenient for sieve the grit on the second sieve 12, the grit after the screening drops to collect in collecting box 6, rotation through lead screw 13, it removes to drive scraper blade 15, and then carry out the propelling movement with piling up great granule on second sieve 12, it is rotatory to drive crushing shaft 7 through the rotation of control rotating electrical machines 3, and then can be broken to great granule, setting through first sieve 11, further sieve the grit, the practicality is high, the grit after the crushing screening drops to collect in collecting box 6 via guide plate 10.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims (6)

1. The utility model provides a grit screening plant, includes screening box (1), screening box (1) inner wall one side rigid coupling has riser (5), and screening box (1) inner wall opposite side is fixed with third baffle (21), first baffle (8) and second baffle (9) from top to bottom in proper order, its characterized in that: a second sieve plate (12) is fixedly connected between the vertical plate (5) and the first baffle (8), a screw rod (13) and a rotating rod (17) are rotatably arranged inside the sieving box body (1), a scraper (15) is arranged on the screw rod (13) in a threaded manner, the scraper (15) is arranged above the second sieve plate (12), a beating ball (20) is rotatably arranged on the rotating rod (17), and the beating ball (20) is arranged below the second sieve plate (12); the inside pivoted of screening box (1) is equipped with broken axle (7), broken axle (7) set up between third baffle (21) and screening box (1), the inner wall rigid coupling of screening box (1) has first sieve (11), and first sieve (11) set up in broken axle (7) below.

2. A sand screening apparatus according to claim 1, wherein: the feeding port (2) is installed at the top end of the screening box body (1) in a penetrating mode, the collecting box (6) is movably installed at the bottom end of the screening box body (1), and the collecting box (6) is arranged between the vertical plate (5) and the second baffle (9).

3. A sand screening apparatus according to claim 2, wherein: the top of second baffle (9) is equipped with guide plate (10), guide plate (10) set up the below of first sieve (11).

4. A sand screening apparatus according to claim 1, wherein: the top end of the screening box body (1) is fixedly provided with a rotating motor (3), and an output shaft of the rotating motor (3) is fixedly connected with the crushing shaft (7); the side fixed mounting of screening box (1) has servo motor (4), the output of servo motor (4) with lead screw (13) rigid coupling, nut (14) are installed to the screw thread on lead screw (13), scraper blade (15) fixed mounting is in the bottom of nut (14).

5. A sand screening apparatus according to claim 4, wherein: the output end of the servo motor (4) is in transmission connection with a belt (16) between the rotating rods (17), connecting rods (19) are fixedly connected onto the rotating rods (17), springs (18) are fixedly connected onto the connecting rods (19), and one ends, far away from the connecting rods (19), of the springs (18) are fixedly connected with the beating balls (20).

6. A sand screening apparatus according to claim 4, wherein: the screw rod (13) and the second sieve plate (12) are both obliquely arranged.

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