CN213161766U

CN213161766U - Roadbed construction gravel screening device

Info

Publication number: CN213161766U
Application number: CN202020756044.8U
Authority: CN
Inventors: 王平
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-09
Filing date: 2020-05-09
Publication date: 2021-05-11
Anticipated expiration: 2030-05-09

Abstract

The utility model belongs to the technical field of roadbed construction, in particular to a roadbed construction sandstone screening device, which aims at the problems of the prior sandstone screening and provides a proposal that comprises a bottom plate, wherein, the bottom four feet of the bottom plate are all fixedly provided with supporting legs, and the top of the bottom plate is fixedly provided with a U-shaped plate, two sides of the U-shaped plate which are close to each other are slidably provided with a same screen groove, and the inner wall of the bottom of the screen groove is provided with a plurality of screen holes at equal intervals along the vertical direction, the inner wall of one side of the U-shaped plate is fixedly provided with a fixed block, and the inner wall of the fixed block is provided with a cavity, the cavity is provided with a small hole close to one side of the screen groove, the utility model solves the defects of the prior art that the sandstone screening efficiency is low and the blockage is easily caused, not only greatly increases the, the sieve holes in the sieve groove are ensured not to be blocked.

Description

Roadbed construction gravel screening device

Technical Field

The utility model relates to a road bed construction technical field especially relates to a road bed construction grit sieving mechanism.

Background

The sandstone is a necessary construction material, is often used in roadbed construction, and is mixed with cement to form slurry which can be used for filling uneven roadbeds.

Present grit all can screen usually when using, gets rid of some stones in the grit, but current grit sieving mechanism is when screening, and inefficiency, and easy with sieve mesh blockage.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists the grit screening efficiency among the prior art and cause the jam easily, and a road bed construction grit sieving mechanism who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a roadbed construction gravel screening device comprises a bottom plate, wherein supporting legs are fixedly arranged at four foot positions at the bottom of the bottom plate, a U-shaped plate is fixedly arranged at the top of the bottom plate, two sides, close to each other, of the U-shaped plate are slidably provided with a same screen groove, a plurality of screen holes are formed in the inner wall of the bottom of the screen groove at equal intervals along the vertical direction, a fixed block is fixedly arranged on the inner wall of one side of the U-shaped plate, a cavity is formed in the fixed block, a small hole is formed in the inner wall, close to one side of the screen groove, of the cavity, a cross rod is slidably arranged on the inner wall of two sides of the cavity, a motor is fixedly arranged on the inner wall of one side of the cavity, a disc is fixedly arranged on an output shaft of the motor, a rotating shaft is rotatably arranged at an eccentric position, far away, the top of the cross rod is respectively and fixedly provided with one end of two push rods, and the other end of each push rod penetrates through the small hole and is in contact with one side of the sieve groove.

Preferably, first chutes are annularly formed in two sides of the U-shaped plate, first sliding blocks are slidably mounted in the first chutes, and one sides, close to each other, of the two first sliding blocks are fixedly mounted on the screen groove.

Preferably, one end of a first spring is fixedly connected to the inner wall of one side of the sliding groove, and the other end of the first spring is fixedly connected to the sliding block.

Preferably, the inner walls of the two sides of the cavity are provided with second sliding grooves, second sliding blocks are arranged in the second sliding grooves in a sliding mode, and one side, close to each other, of each of the two second sliding blocks is fixedly arranged on the cross rod.

Preferably, the push rod is fixedly sleeved with one end of a second spring, and the other end of the second spring is fixedly connected to the inner wall of the cavity.

In the utility model, the roadbed construction gravel screening device drives the disc to rotate by turning on the motor, so that the support rod drives the cross rod to slide back and forth and up and down in the cavity, at the moment, two push rods on the cross rod are extruded, thereby obtaining a power for striking the screen groove, the screen groove can slide on the inner walls of two sides of the U-shaped plate, and the screen groove can circularly and repeatedly shake due to the elastic action of the first spring, so that the gravel screening efficiency in the screen groove can be increased, and the screen holes are not easy to be blocked;

the utility model provides an existing the grit screening efficiency among the prior art low and cause the shortcoming of jam easily, not only greatly increased the efficiency of grit screening, make the sieve groove be in the situation of constantly rocking moreover, guaranteed that the sieve mesh in the sieve groove is not blockked up.

Drawings

Fig. 1 is a schematic front view of the roadbed construction sand screening device provided by the utility model;

FIG. 2 is a schematic side view of a U-shaped plate of the roadbed construction sand screening device provided by the utility model;

fig. 3 is the utility model provides a roadbed construction grit sieving mechanism's fixed block is inside overlooks the schematic structure.

In the figure: the device comprises a base plate 1, supporting legs 2, a 3U-shaped plate, a 4-screen groove, 5-screen holes, a 6-first sliding groove, a 7-first sliding block, a 8-first spring, a 9-fixed block, a 10-cavity, 11-small holes, a 12-cross rod, a 13-second sliding groove, a 14-second sliding block, a 15-motor, a 16-disc, a 17-rotating shaft, a 18-supporting rod, a 19-push rod and a 20-second spring.

Detailed Description

In the technical scheme:

(1, 2, 3, 4, 5, 9, 10, 11, 12, 15, 16, 17, 18, 19) are substantial innovative components of the present invention.

(6, 7, 8, 13, 14, 20) is the necessary connecting component for realizing the technical scheme of the utility model.

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Example one

Referring to fig. 1-3, a roadbed construction gravel screening device comprises a bottom plate 1, wherein supporting legs 2 are fixedly installed at four feet of the bottom plate 1, a U-shaped plate 3 is fixedly installed at the top of the bottom plate 1, two sides of the U-shaped plate 3, which are close to each other, are slidably installed with a same screen groove 4, a plurality of screen holes 5 are arranged on the inner wall of the bottom of the screen groove 4 at equal intervals along the vertical direction, a fixed block 9 is fixedly installed on the inner wall of one side of the U-shaped plate 3, a cavity 10 is formed inside the fixed block 9, a small hole 11 is formed in the inner wall of the cavity 10, which is close to one side of the screen groove 4, a cross rod 12 is slidably installed on the inner wall of two sides of the cavity 10, a motor 15 is fixedly installed on the inner wall of one side of the cavity 10, a disc 16 is fixedly installed on an output shaft of the, and the other side of the supporting rod 18 is rotatably arranged on the cross rod 12, the top of the cross rod 12 is respectively and fixedly provided with one end of two push rods 19, and the other end of each push rod 19 penetrates through the small hole 11 and is in contact with one side of the sieve groove 4.

The utility model discloses in, first spout 6 has been seted up to the both sides annular of U template 3, and slidable mounting has first slider 7 in first spout 6, and one side fixed mounting that two first sliders 7 are close to each other is on sieve groove 4, and first spout 6 and first slider 7 are in order to make sieve groove 4 can rock.

The utility model discloses in, the one end of the first spring 8 of fixedly connected with on the inner wall of spout 6 one side, and the other end fixed connection of first spring 8 is on slider 7, and the connected mode of first spring 8 is for making sieve groove 4 can automatic re-setting.

The utility model discloses in, second spout 13 has all been seted up on the inner wall of cavity 10 both sides, and slidable mounting has second slider 14 in second spout 13, and one side fixed mounting that two second sliders 14 are close to each other is on horizontal pole 12, and second spout 13 and second slider 14 mutually support be in order to make horizontal pole 12 can slide in cavity 10 better.

The utility model discloses in, the fixed one end that has cup jointed second spring 20 on the push rod 19, and the other end fixed connection of second spring 20 is on the inner wall of cavity 10.

Example two

The utility model discloses in, first spout 6 has been seted up to the both sides annular of U template 3, and slidable mounting has first slider 7 in first spout 6, and one side fixed mounting that two first sliders 7 are close to each other is on sieve groove 4.

The utility model discloses in, the one end of the first spring 8 of fixedly connected with on the inner wall of spout 6 one side, and the fixed welding of the other end of first spring 8 is on slider 7.

The utility model discloses in, second spout 13 has all been seted up on the inner wall of cavity 10 both sides, and slidable mounting has second slider 14 in second spout 13, and screw fixed mounting is passed through on horizontal pole 12 to one side that two second sliders 14 are close to each other.

The utility model discloses in, the fixed one end that has cup jointed second spring 20 on the push rod 19, and the fixed welding of the other end of second spring 20 is on the inner wall of cavity 10.

The utility model discloses in, make it drive disc 16 through opening motor 15 and rotate, and then make branch 18 take horizontal pole 12 to make a round trip to slide from top to bottom in cavity 10 together, two push rods 19 on horizontal pole 12 will be extruded this moment, thereby obtain one and hit the power of beating sieve groove 4, sieve groove 4 will slide on the inner wall of U template 3 both sides this moment, again because first spring 8's elastic action, can make sieve groove 4 circulate and reciprocate to rock, the grit screening efficiency in sieve groove 4 will increase this moment, and sieve mesh 5 is also difficult to be blockked up.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a road bed construction grit sieving mechanism, includes bottom plate (1), its characterized in that, the equal fixed mounting in bottom four feet position of bottom plate (1) has landing leg (2), and bottom plate (1) top fixed mounting has U template (3), the both sides slidable mounting that U template (3) are close to each other has same screen groove (4), and is equipped with a plurality of sieve mesh (5) along vertical direction equidistance on the bottom inner wall of screen groove (4), fixed mounting has fixed block (9) on the inner wall of U template (3) one side, and the inside of fixed block (9) has seted up cavity (10), seted up aperture (11) on the inner wall that cavity (10) are close to screen groove (4) one side, slidable mounting has horizontal pole (12) on the inner wall of cavity (10) both sides, fixed mounting has motor (15) on the inner wall of one side of cavity (10), and fixed mounting has disc (16) on the output shaft of motor (15), disc (16) are kept away from and are rotated on the eccentric position of motor (15) one side and install pivot (17), one side that disc (16) were kept away from in pivot (17) is rotated and is installed one side of branch (18), and the opposite side of branch (18) rotates and install on horizontal pole (12), the top of horizontal pole (12) is fixed mounting respectively has the one end of two push rods (19), and the other end of push rod (19) runs through aperture (11) to contact with one side of sieve groove (4).

2. The roadbed construction sand screening device according to claim 1, wherein first sliding grooves (6) are annularly formed in two sides of the U-shaped plate (3), first sliding blocks (7) are slidably mounted in the first sliding grooves (6), and one sides, close to each other, of the two first sliding blocks (7) are fixedly mounted on the screen groove (4).

3. The roadbed construction sand screening device according to claim 2, characterized in that one end of the first spring (8) is fixedly connected to the inner wall of one side of the chute (6), and the other end of the first spring (8) is fixedly connected to the sliding block (7).

4. The roadbed construction sand screening device according to claim 1, wherein the inner walls of two sides of the cavity (10) are respectively provided with a second sliding groove (13), a second sliding block (14) is slidably mounted in the second sliding grooves (13), and one side, close to each other, of the two second sliding blocks (14) is fixedly mounted on the cross rod (12).

5. A roadbed construction sand screening device according to claim 1, characterized in that one end of the second spring (20) is fixedly sleeved on the push rod (19), and the other end of the second spring (20) is fixedly connected to the inner wall of the cavity (10).