Sand screening device for highway construction

Abstract

The utility model relates to the technical field of highway construction equipment, and discloses a highway construction sand screening device which comprises a shell, a vibration assembly is installed on one side of the shell, a screening plate is installed at the upper end of the vibration assembly, and a material pushing assembly is arranged on one side of the screening plate. The vibration assembly comprises a first motor, a rotating rod is installed at the output end of the first motor, a rotating block is installed on one side of the rotating rod, a rotating rail is arranged on the outer side of the rotating block in a sleeving mode, a vibration rod is installed at the upper end of the rotating rail, and a limiting block is installed in the shell. The material pushing assembly comprises a pneumatic telescopic rod. The screening plate is automatically driven to vibrate up and down through the vibration assembly, the moving and separating speed of sand on the screening plate is increased, the screening effect is improved, impurities with large particles on the screening plate are pushed to be discharged through the material pushing assembly, and the situation that too many impurities are accumulated on the screening plate to affect the screening efficiency is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of highway construction equipment, in particular to a highway construction sand screening device. Background Art

[0002] Road construction equipment plays a vital role in highway construction. Through efficient and precise operations, they ensure the efficiency, quality and safety of highway construction.

[0003] In the process of highway construction, sand screening is an indispensable and important link. The traditional sand screening method has the problems of high labor intensity and low screening efficiency. It is necessary to develop a highway construction sand screening device to improve screening efficiency and reduce labor intensity.

[0004] China Patent Publication No.: CN218340320U discloses "A Sand Screening Device for Highway Construction", comprising a screening box, a rectangular feed port, a screening opening and a discharge port, the screening box being provided with a rectangular feed port, a screening opening being provided on one side of the screening box, the screening box being provided with a discharge port, and the discharge port being located below one side of the screening box. The beneficial effects of this utility model are that it is convenient to screen sand, reduces the labor intensity of screening, and improves screening efficiency; and the impact force of stones, soil blocks, etc. on the screening net can be buffered by the telescopic spring, preventing the screening net from being damaged by the impact, thereby increasing the service life of the screening net, facilitating the storage of stones, soil blocks, etc., and facilitating the installation and disassembly of the storage box, and facilitating the cleaning of stones, soil blocks, etc. The screening box is convenient to move, convenient to discharge the screened sand, convenient to transport and feed the sand, and improves the feeding efficiency and the work efficiency.

[0005] The above-mentioned prior art can buffer the impact force of stones, soil blocks, etc. on the screening net through the telescopic spring, prevent the screening net from being damaged by the impact, and increase the service life of the screening net. It is convenient to store stones, soil blocks, etc., and to install and disassemble the storage box, and to clean stones, soil blocks, etc. The screening box is convenient to move, and the screened sand is convenient to be discharged, and the sand is convenient to be transported and fed, thereby improving the feeding efficiency. However, the existing device does not have the function of automatically driving the vibration of the screen plate during use. The movement and separation speed of the sand on the screen plate are slowed down, resulting in unsatisfactory screening effect, and some fine particles cannot pass through the screen holes in time, thereby affecting the screening accuracy and efficiency. Utility Model Content

[0006] The purpose of the utility model is to provide a sand screening device for highway construction to solve the problem proposed in the above background technology that the device does not have the function of automatically driving the screen plate to vibrate, the movement and separation speed of sand on the screen plate are slowed down, resulting in unsatisfactory screening effect, and some fine particles cannot pass through the sieve holes in time, thereby affecting the screening accuracy and efficiency.

[0007] In order to solve the above technical problems, the utility model provides the following technical solutions: a road construction sand screening device, comprising a shell, a vibration assembly is installed on one side of the shell, a screen plate is installed on the upper end of the vibration assembly, and a pusher assembly is provided on one side of the screen plate;

[0008] The vibration assembly includes a first motor, a rotating rod is installed at the output end of the first motor, a rotating block is installed on one side of the rotating rod, a rotating rail is sleeved on the outer side of the rotating block, a vibration rod is installed on the upper end of the rotating rail, and a limit block is installed inside the housing;

[0009] The pushing assembly includes a pneumatic telescopic rod, a push plate is installed at the output end of the pneumatic telescopic rod, a discharge port is provided on the side of the shell away from the pneumatic telescopic rod, and an installation bin is provided on the side of the shell on the side of the discharge port, a spring is installed inside the installation bin, a moving block is installed on one side of the spring, a telescopic rod is provided on one side of the moving block, and a moving plate is installed at one end of the telescopic rod.

[0010] Preferably, a feed port is provided at the upper end of the shell, an inclined plate is installed inside the shell, a discharge slot is opened on one side of the inclined plate of the shell, and a discharge plate is installed on one side of the discharge slot.

[0011] Preferably, the first motor is detachably arranged on one side of the housing, the output end of the first motor is detachably connected to one end of the rotating rod, and the rotating block is rotatably connected to the other end of the rotating rod.

[0012] Preferably, the swivel block is slidably arranged in the swivel rail, and the vibration rod is fixedly arranged at the upper end of the swivel rail.

[0013] Preferably, the vibration rod passes through the limiting block and extends to the outside thereof, the limiting block is fixedly arranged inside the shell, and the screen plate is detachably arranged at the upper end of the vibration rod.

[0014] Preferably, the pneumatic telescopic rod is detachably arranged on one side of the housing, and the output end of the pneumatic telescopic rod passes through the housing and extends into the inner cavity thereof.

[0015] Preferably, the push plate matches the screen plate, and the telescopic rod passes through the installation compartment and extends to the outside thereof.

[0016] Compared with the prior art, the beneficial effects achieved by the present invention are:

[0017] First, the utility model automatically drives the screen plate to vibrate up and down through the vibration component set up, thereby increasing the movement and separation speed of sand on the screen plate, improving the screening effect, ensuring that some fine particles pass through the sieve holes in time, and improving the screening accuracy and efficiency. By starting the first motor, the first motor drives one end of the rotating rod to rotate, and the rotation of one end of the rotating rod drives the other end of the rotating rod to make a circular motion. The circular motion of the other end of the rotating rod drives the rotating block to make a circular motion, and drives the rotating block to slide in the turning rail, so that the turning rail moves up and down, and the up and down movement of the turning rail drives the vibration rod to move up and down, and the up and down movement of the vibration rod drives the screen plate to vibrate up and down, thereby improving the screening efficiency.

[0018] Second, the utility model uses the pushing assembly to push the impurities with larger particles on the screen plate for discharging operation, so as to avoid excessive impurities accumulating on the screen plate and affecting the screening efficiency. By starting the pneumatic telescopic rod, the pneumatic telescopic rod drives the push plate to move, and the movement of the push plate pushes the impurities on the screen plate through the discharge port. The impurities squeeze the moving plate to move, and the movement of the moving plate drives the telescopic rod to move. The movement of the telescopic rod drives the moving block to move, and the movement of the moving block causes the spring to deform. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a structural diagram of the utility model;

[0020] Figure 2 It is a cross-sectional view of the utility model;

[0021] Figure 3 This is a structural diagram of the slewing block and slewing rail of the utility model;

[0022] Figure 4 For this utility model Figure 2 A magnified view of the structure at point A in the middle.

[0023] In the figure: 1. Shell; 2. Feeding port; 3. Vibration assembly; 301. First motor; 302. Rotating rod; 303. Rotating block; 304. Turning rail; 305. Vibration rod; 306. Limiting block; 4. Screen plate; 5. Pushing assembly; 501. Pneumatic telescopic rod; 502. Pushing plate; 503. Discharging port; 504. Mounting bin; 505. Spring; 506. Moving block; 507. Telescopic rod; 508. Moving plate; 6. Inclined plate; 7. Discharging chute; 8. Discharging plate. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0025] See also Figures 1-4 A road construction sand screening device includes a shell 1, a vibration component 3 is installed on one side of the shell 1, a screen plate 4 is installed on the upper end of the vibration component 3, and a pusher component 5 is provided on one side of the screen plate 4; the vibration component 3 includes a first motor 301, a rotating rod 302 is installed on the output end of the first motor 301, a rotating block 303 is installed on one side of the rotating rod 302, a rotating rail 304 is sleeved on the outer side of the rotating block 303, a vibration rod 305 is installed on the upper end of the rotating rail 304, and a limit block is installed inside the shell 1. 306; The pushing assembly 5 includes a pneumatic telescopic rod 501, a push plate 502 is installed at the output end of the pneumatic telescopic rod 501, a discharge port 503 is provided on the side of the shell 1 away from the pneumatic telescopic rod 501, and a mounting chamber 504 is provided on the side of the discharge port 503 of the shell 1, a spring 505 is installed inside the mounting chamber 504, a moving block 506 is installed on one side of the spring 505, a telescopic rod 507 is provided on one side of the moving block 506, and a moving plate 508 is installed at one end of the telescopic rod 507.

[0026] Through the above technical solution, the vibration component 3 is set to automatically drive the screen plate 4 to vibrate up and down, thereby increasing the movement and separation speed of the sand on the screen plate 4, improving the screening effect, ensuring that some fine particles pass through the sieve holes in time, and improving the screening accuracy and efficiency. By starting the first motor 301, the first motor 301 drives one end of the rotating rod 302 to rotate, one end of the rotating rod 302 rotates the other end of the rotating rod 302 to make a circular motion, and the other end of the rotating rod 302 makes a circular motion to drive the rotating block 303 to move in a circular motion, and drives the rotating block 303 to slide in the turning rail 304, so that the turning rail 304 moves up and down, and the turning rail 304 moves up and down to drive the vibration The rod 305 moves up and down, and the vibration rod 305 moves up and down, driving the screen plate 4 to vibrate up and down, thereby improving the screening efficiency. Through the set pushing assembly 5, the impurities with larger particles on the screen plate 4 are pushed to perform the discharging operation, thereby avoiding excessive impurities accumulating on the screen plate 4 and affecting the screening efficiency. By starting the pneumatic telescopic rod 501, the pneumatic telescopic rod 501 drives the push plate 502 to move, and the push plate 502 moves to push the impurities on the screen plate 4 through the discharge port 503, and the impurities squeeze the moving plate 508 to move, and the moving plate 508 moves to drive the telescopic rod 507 to move, and the telescopic rod 507 moves to drive the moving block 506 to move, and the moving block 506 moves to deform the spring 505.

[0027] Specifically, the upper end of the shell 1 is provided with an inlet 2, an inclined plate 6 is installed inside the shell 1, and the shell 1 is provided with a discharge slot 7 on one side of the inclined plate 6, and a discharge plate 8 is installed on one side of the discharge slot 7.

[0028] Through the above technical solution, the sand to be screened enters the shell 1 from the feed port 2 for screening operation. The inclined plate 6 is inside the shell 1 and tilted at a certain angle to facilitate the discharging operation and improve the discharging efficiency. The screened sand enters the discharging plate 8 through the inclined plate 6 and the discharging slot 7 to facilitate discharging.

[0029] Specifically, the first motor 301 is detachably provided on one side of the housing 1 , the output end of the first motor 301 is detachably connected to one end of the rotating rod 302 , and the rotating block 303 is rotatably connected to the other end of the rotating rod 302 .

[0030] Through the above technical solution, the first motor 301 is connected to an external power supply and controller to ensure the independent operation of each device. The first motor 301 is used to drive one end of the rotating rod 302 to rotate, and the other end of the rotating block 303 moves in a circle around one end of the rotating rod 302.

[0031] Specifically, the rotating block 303 is slidably arranged in the rotating rail 304 , and the vibration rod 305 is fixedly arranged at the upper end of the rotating rail 304 .

[0032] Through the above technical solution, the turning block 303 is set to slide in the turning rail 304, so that the other end of the turning rod 302 can be used to make a circular motion to drive the turning block 303 to move in a circular motion, and drive the turning block 303 to slide in the turning rail 304, thereby driving the turning rail 304 to move up and down.

[0033] Specifically, the vibration rod 305 passes through the limiting block 306 and extends to the outside thereof. The limiting block 306 is fixedly arranged inside the shell 1 , and the sieve plate 4 is detachably arranged on the upper end of the vibration rod 305 .

[0034] Through the above technical solution, the turn rail 304 is moved up and down, and the up and down movement of the turn rail 304 drives the vibration rod 305 to move up and down. The up and down movement of the vibration rod 305 drives the screen plate 4 to vibrate up and down, thereby improving the screening efficiency. The limit block 306 provides a certain support for the movement of the vibration rod 305, thereby ensuring the stability of the up and down movement of the vibration rod 305.

[0035] Specifically, the pneumatic telescopic rod 501 is detachably provided on one side of the housing 1 , and the output end of the pneumatic telescopic rod 501 passes through the housing 1 and extends into the inner cavity thereof.

[0036] Through the above technical solution, the pneumatic telescopic rod 501 is connected to an external air source and a controller to ensure the independent operation of each device. The pneumatic telescopic rod 501 is used to drive the push plate 502 to move in the shell 1.

[0037] Specifically, the push plate 502 matches the sieve plate 4, and the telescopic rod 507 passes through the installation chamber 504 and extends to the outside thereof.

[0038] Through the above technical solution, the push plate 502 contacts the upper end of the sieve plate 4, and the push plate 502 moves to push the impurities on the sieve plate 4 through the discharge port 503, and the impurities squeeze the movable plate 508 to move. The movement of the movable plate 508 drives the telescopic rod 507 to move, and the movement of the telescopic rod 507 drives the moving block 506 to move. The movement of the moving block 506 causes the spring 505 to deform, and the spring 505 is used to facilitate the movement of the movable plate 508 to facilitate discharge.

[0039] During use, when it is necessary to automatically drive the screen plate 4 to vibrate up and down, the first motor 301 is started, and the first motor 301 drives one end of the rotating rod 302 to rotate. The rotation of one end of the rotating rod 302 drives the other end of the rotating rod 302 to make a circular motion. The other end of the rotating rod 302 makes a circular motion, drives the rotating block 303 to make a circular motion, and drives the rotating block 303 to slide in the turning rail 304. The other end of the rotating rod 302 makes a circular motion, drives the rotating block 303 to make a circular motion, and drives the rotating block 303 to slide in the turning rail 304, causing the turning rail 304 to move up and down. The downward movement drives the vibration rod 305 to move up and down, and the up and down movement of the vibration rod 305 drives the screen plate 4 to vibrate up and down, thereby improving the screening efficiency. When it is necessary to push the impurities remaining on the screen plate 4 for discharging operation, the pneumatic telescopic rod 501 is started, and the pneumatic telescopic rod 501 drives the push plate 502 to move. The push plate 502 moves to push the impurities on the screen plate 4 through the discharge port 503, and the impurities squeeze the moving plate 508 to move. The movement of the moving plate 508 drives the telescopic rod 507 to move. The movement of the telescopic rod 507 drives the moving block 506 to move. The movement of the moving block 506 causes the spring 505 to deform.

[0040] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions, and variations may be made to these embodiments without departing from the principles and spirit of the present application. The scope of this application is defined by the appended claims and their equivalents.

Claims

1. A road construction sand screening device, comprising a housing (1), characterized in that: A vibration assembly (3) is installed on one side of the housing (1), a screen plate (4) is installed on the upper end of the vibration assembly (3), and a pusher assembly (5) is provided on one side of the screen plate (4); The vibration assembly (3) comprises a first motor (301), a rotating rod (302) is installed at the output end of the first motor (301), a rotating block (303) is installed on one side of the rotating rod (302), a rotating rail (304) is sleeved on the outer side of the rotating block (303), a vibration rod (305) is installed on the upper end of the rotating rail (304), and a limiting block (306) is installed inside the housing (1); The pushing assembly (5) includes a pneumatic telescopic rod (501), a pushing plate (502) is installed at the output end of the pneumatic telescopic rod (501), a discharge port (503) is provided on the side of the shell (1) away from the pneumatic telescopic rod (501), a mounting chamber (504) is provided on the side of the discharge port (503), a spring (505) is installed inside the mounting chamber (504), a moving block (506) is installed on one side of the spring (505), a telescopic rod (507) is provided on one side of the moving block (506), and a moving plate (508) is installed on one end of the telescopic rod (507).

2. A road construction sand screening device according to claim 1, characterized in that: The upper end of the shell (1) is provided with an inlet (2), an inclined plate (6) is installed inside the shell (1), a discharge slot (7) is opened on one side of the inclined plate (6) of the shell (1), and a discharge plate (8) is installed on one side of the discharge slot (7).

3. A road construction sand screening device according to claim 1, characterized in that: The first motor (301) is detachably arranged on one side of the housing (1); the output end of the first motor (301) is detachably connected to one end of the rotating rod (302); and the rotating block (303) is rotatably connected to the other end of the rotating rod (302).

4. A road construction sand screening device according to claim 1, characterized in that: The rotating block (303) is slidably arranged in the rotating rail (304), and the vibration rod (305) is fixedly arranged at the upper end of the rotating rail (304).

5. The road construction sand screening device according to claim 1, characterized in that: The vibration rod (305) passes through the limiting block (306) and extends to the outside thereof; the limiting block (306) is fixedly arranged inside the housing (1); and the sieve plate (4) is detachably arranged at the upper end of the vibration rod (305).

6. A road construction sand screening device according to claim 1, characterized in that: The pneumatic telescopic rod (501) is detachably arranged on one side of the housing (1), and the output end of the pneumatic telescopic rod (501) passes through the housing (1) and extends into the inner cavity thereof.

7. The road construction sand screening device according to claim 1, characterized in that: The push plate (502) matches the sieve plate (4), and the telescopic rod (507) passes through the installation chamber (504) and extends to the outside thereof.

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