Sandstone impurity removing and screening equipment

Abstract

The utility model discloses sandstone impurity removing and screening equipment, which belongs to the technical field of sandstone screening, and comprises a box body, a screening assembly and a dust removing assembly, one side of the top of the box body is provided with a feed port, the screening assembly comprises a U-shaped frame, a screen, a guide plate and a vibration motor, and two sides of the box body are respectively provided with a coarse material box and a fine material box. The dust removal assembly comprises a dust hood, a dust removal box, a fan, a dust suction pipe, a partition plate, a spray head and a filter screen, the dust hood is installed on the inner top walls of the coarse material box and the fine material box, the dust removal box is installed at the top of the box body, the fan is installed on one side of the dust removal box, and the dust suction pipe is connected between the dust hood and the dust removal box; the partition plate is fixedly connected to the middle of the dust removal box, and the nozzle and the filter screen are arranged on the two sides of the partition plate respectively; and through the arrangement of the dust removal assembly, raised dust generated by screening can be treated, and the raised dust is prevented from harming the health safety of workers.

Description

Technical Field

[0001] The utility model belongs to the technical field of sand and gravel screening, and in particular relates to sand and gravel impurity removal screening equipment. Background Art

[0002] When sand and gravel are used, some impurities in the sand and gravel need to be removed and the required sand and gravel size needs to be screened out according to needs. However, the existing sand and gravel impurity removal is generally done manually using a sieve, which is inefficient.

[0003] The existing Chinese patent with announcement number CN219597245U discloses a sand and gravel impurity removal device, including a body, two sides of the body are connected with support frames through multiple springs, the lower end of the body is fixedly connected with a discharge hopper, the bottom surface of the discharge hopper is installed with a vibration motor, a screen is arranged in the body, the upper end of the screen is provided with a clearance groove, a connecting rod corresponding to the clearance groove is movably penetrated on one side of the upper end of the screen, a connecting sleeve is slidably connected to the outside of the connecting rod, the connecting sleeve is located in the clearance groove, the upper surface of the connecting sleeve is fixedly connected with a threaded rod, the upper end of the threaded rod passes through the body and is threadedly connected with a fixing nut, and the bottom surface of the lower end of the screen is in contact with the upper end of the discharge hopper.

[0004] With respect to the above-mentioned related technologies, the inventors have found that there are at least the following problems in the technologies: a large amount of dust will be generated during the screening process, and the dust will spread into the surrounding environment, affecting the health and safety of the workers. Utility Model Content

[0005] The purpose of the utility model is to provide a sand and gravel impurity removal and screening device to solve the problems raised in the above background technology.

[0006] To achieve the above purpose, the utility model provides the following technical solutions: sand and gravel impurity removal screening equipment, including a box, a screening assembly and a dust removal assembly, a feeding port is provided on one side of the top of the box, the screening assembly includes a U-shaped frame, a screen, a guide plate and a vibration motor, the U-shaped frame is arranged in the box, the screen and the guide plate are fixedly installed in the U-shaped frame from top to bottom, the vibration motor is fixedly installed at the bottom of the U-shaped frame, a coarse material box and a fine material box are respectively provided on both sides of the box, the lower end of the screen extends into the coarse material box, and the lower end of the guide plate extends into the fine material box;

[0007] The dust removal assembly includes a dust hood, a dust removal box, a fan, a dust suction pipe, a partition, a nozzle and a filter. The dust hood is installed on the inner top wall of the coarse material box and the fine material box, the dust removal box is installed on the top of the box body, the fan is installed on one side of the dust removal box, the dust suction pipe is connected between the dust hood and the dust removal box, the partition is fixedly connected to the middle of the dust removal box, and the nozzle and the filter are respectively arranged on both sides of the partition.

[0008] As a preferred embodiment, springs are fixedly installed at the four corners of the bottom of the U-shaped frame, a support column is fixedly installed at the lower end of the spring, and the lower end of the support column is fixedly connected to the bottom wall of the box body.

[0009] As a preferred embodiment, a discharge port is provided on one side of the coarse material box and the fine material box.

[0010] As a preferred implementation, the nozzle is fixedly mounted on the top wall of the dust removal box, and the top of the nozzle is fixedly connected with a water inlet pipe.

[0011] As a preferred embodiment, a socket is provided on the top of the dust removal box, the filter is inserted into the socket, and a handle is fixedly connected to the upper end of the filter.

[0012] As a preferred embodiment, a drain pipe is fixedly connected to the bottom of the dust removal box.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] The sand and gravel impurity removal and screening equipment, through the setting of the screening component, the sand and gravel enter from the feed port and fall on the screen, the vibration motor is started to drive the U-shaped frame to vibrate, so that the U-shaped frame drives the screen and the guide plate to vibrate, the sand and gravel are screened by the screen, the coarse material remains on the screen and rolls down along the screen, the coarse material on the screen enters the coarse material box, the fine material passes through the screen and falls on the guide plate, and the fine material on the guide plate enters the fine material box, so that the sand and gravel are screened by impurities, and because the screening component is located in the box, the dust diffused into the surrounding environment can be reduced;

[0015] The sand and gravel impurity removal and screening equipment, through the setting of the dust removal component, can start the fan during the screening process to suck the generated dust into the dust hood, and then suck it into the dust removal box through the dust suction pipe. The nozzle sprays water into the dust removal box to reduce the dust, and then the dust is filtered through the filter net, and the treated air is discharged to achieve dust treatment and prevent the dust from endangering the health and safety of the workers. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 It is a schematic diagram of the internal structure of the utility model;

[0018] Figure 3 It is a schematic diagram of the internal structure of the dust removal box of the utility model.

[0019] In the figure: 1. Box body; 11. Feed inlet; 12. Coarse material box; 13. Fine material box; 14. Discharge port; 2. Screening assembly; 21. U-shaped frame; 22. Screen; 23. Guide plate; 24. Vibration motor; 25. Spring; 26. Support column; 3. Dust removal assembly; 31. Dust hood; 32. Dust removal box; 33. Fan; 34. Dust suction pipe; 35. Partition; 36. Nozzle; 37. Filter; 38. Handle; 39. Drain pipe. DETAILED DESCRIPTION

[0020] The present invention will be further described below in conjunction with the embodiments.

[0021] The following examples are used to illustrate the present invention, but cannot be used to limit the scope of protection of the present invention. The conditions in the examples can be further adjusted according to specific conditions, and simple improvements to the method of the present invention under the premise of the concept of the present invention are all within the scope of protection claimed by the present invention.

[0022] See also Figure 1-3 The utility model provides a sand and gravel impurity removal screening device, including a box body 1, a screening component 2 and a dust removal component 3. A feed port 11 is provided on one side of the top of the box body 1. The screening component 2 includes a U-shaped frame 21, a screen 22, a guide plate 23 and a vibration motor 24. The U-shaped frame 21 is arranged in the box body 1. The screen 22 and the guide plate 23 are fixedly installed in the U-shaped frame 21 from top to bottom, and the screen 22 and the guide plate 23 are both arranged obliquely. The high end of the screen 22 is located below the feed port 11, and the high end of the guide plate 23 is located below the low end of the screen 22. The vibration motor 24 is fixedly installed at the bottom of the U-shaped frame 21. Springs 25 are fixedly installed at the four corners of the bottom of the U-shaped frame 21, and a support column 26 is fixedly installed at the lower end of the spring 25. The lower end of the support column 26 is fixedly connected to the bottom wall of the box body 1. Through the setting of the screening component 2, the sand and gravel enter from the feed inlet 11 and fall on the screen 22. The vibration motor 24 is started to drive the U-shaped frame 21 to vibrate, so that the U-shaped frame 21 drives the screen 22 and the guide plate 23 to vibrate, and the sand and gravel are screened by the screen 22. The coarse material remains on the screen 22 and rolls down along the screen 22. The fine material passes through the screen 22 and falls on the guide plate 23, thereby realizing the impurity removal and screening of the sand and gravel.

[0023] Since the screening assembly 2 is located in the box body 1, the dust diffused into the surrounding environment can be reduced.

[0024] Reference Figure 1 and Figure 2A coarse material box 12 and a fine material box 13 are respectively provided on both sides of the box body 1, the lower end of the screen 22 extends into the coarse material box 12, and the lower end of the guide plate 23 extends into the fine material box 13, the coarse material on the screen 22 enters the coarse material box 12, and the fine material on the guide plate 23 enters the fine material box 13, and a discharge port 14 is opened on one side of the coarse material box 12 and the fine material box 13, and the materials collected in the coarse material box 12 and the fine material box 13 can be discharged through the discharge port 14.

[0025] Reference Figure 2 and Figure 3 The dust removal assembly 3 includes a dust hood 31, a dust removal box 32, a fan 33, a dust suction pipe 34, a partition 35, a nozzle 36 and a filter 37. The dust hood 31 is installed on the inner top wall of the coarse material box 12 and the fine material box 13, the dust removal box 32 is installed on the top of the box body 1, the fan 33 is installed on one side of the dust removal box 32, the dust suction pipe 34 is connected between the dust hood 31 and the dust removal box 32, the partition 35 is fixedly connected to the middle of the dust removal box 32, the nozzle 36 and the filter 37 are respectively arranged on both sides of the partition 35, the nozzle 36 is fixedly installed on the inner top wall of the dust removal box 32, and the top of the nozzle 36 is fixedly connected with a water inlet pipe. The water inlet pipe is connected to the external water supply equipment, and water is delivered to the nozzle 36 through the water inlet pipe. Through the setting of the dust removal component 3, during the screening process, the fan 33 can be started to suck the generated dust into the dust hood 31, and then suck it into the dust removal box 32 through the dust suction pipe 34. The nozzle 36 sprays water into the dust removal box 32 to reduce the dust, and then the dust is filtered through the filter 37, and the treated air is discharged to achieve dust treatment and avoid dust endangering the health and safety of the workers; the bottom of the dust removal box 32 is fixedly connected with a drain pipe 39, and the sewage after dust reduction can be discharged through the drain pipe 39.

[0026] In order to be able to disassemble the filter 37, a socket is opened on the top of the dust removal box 32, the filter 37 is inserted into the socket, and a handle 38 is fixedly connected to the upper end of the filter 37. After using it for a period of time, the handle 38 can be used to pull the filter 37 out of the dust removal box 32, and the filter 37 can be cleaned or replaced.

[0027] The working principle and use process of the utility model are as follows: first, sand and gravel enter from the feed inlet 11 and fall on the screen 22, the vibration motor 24 is started to drive the U-shaped frame 21 to vibrate, so that the U-shaped frame 21 drives the screen 22 and the guide plate 23 to vibrate, and the sand and gravel are screened by the screen 22, the coarse material remains on the screen 22 and rolls down along the screen 22, the coarse material on the screen 22 enters the coarse material box 12, the fine material passes through the screen 22 and falls on the guide plate 23, and the fine material on the guide plate 23 enters the fine material box 13, so as to realize the impurity removal and screening of sand and gravel; through the setting of the dust removal component 3, during the screening process, the fan 33 can be started to suck the generated dust into the dust suction hood 31, and the dust is sucked into the dust removal box 32 through the dust suction pipe 34, and the nozzle 36 sprays water into the dust removal box 32 to reduce the dust, and then the dust is filtered through the filter 37, and the treated air is discharged, so as to realize the treatment of dust and avoid the dust from endangering the health and safety of the staff.

[0028] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A sand and gravel impurity removal screening device, comprising a housing (1), a screening component (2) and a dust removal component (3), characterized in that: A feed port (11) is provided on one side of the top of the box body (1); the screening assembly (2) comprises a U-shaped frame (21), a screen (22), a guide plate (23) and a vibration motor (24); the U-shaped frame (21) is arranged in the box body (1); the screen (22) and the guide plate (23) are fixedly installed in the U-shaped frame (21) from top to bottom; the vibration motor (24) is fixedly installed at the bottom of the U-shaped frame (21); a coarse material box (12) and a fine material box (13) are respectively provided on two sides of the box body (1); the lower end of the screen (22) extends into the coarse material box (12); and the lower end of the guide plate (23) extends into the fine material box (13); The dust removal assembly (3) comprises a dust hood (31), a dust removal box (32), a fan (33), a dust suction pipe (34), a partition (35), a nozzle (36) and a filter (37); the dust hood (31) is mounted on the inner top wall of the coarse material box (12) and the fine material box (13); the dust removal box (32) is mounted on the top of the box body (1); the fan (33) is mounted on one side of the dust removal box (32); the dust suction pipe (34) is connected between the dust hood (31) and the dust removal box (32); the partition (35) is fixedly connected to the middle of the dust removal box (32); and the nozzle (36) and the filter (37) are respectively arranged on both sides of the partition (35).

2. The sand and gravel impurity removal and screening equipment according to claim 1 is characterized in that: Springs (25) are fixedly installed at the four corners of the bottom of the U-shaped frame (21), and a support column (26) is fixedly installed at the lower end of the spring (25), and the lower end of the support column (26) is fixedly connected to the inner bottom wall of the box body (1).

3. The sand and gravel impurity removal and screening equipment according to claim 1 is characterized in that: A discharge port (14) is provided on one side of the coarse material box (12) and the fine material box (13).

4. The sand and gravel impurity removal and screening equipment according to claim 1 is characterized in that: The nozzle (36) is fixedly mounted on the inner top wall of the dust removal box (32), and the top of the nozzle (36) is fixedly connected to a water inlet pipe.

5. The sand and gravel impurity removal and screening equipment according to claim 1 is characterized in that: The top of the dust removal box (32) is provided with a socket, the filter (37) is inserted into the socket, and a handle (38) is fixedly connected to the upper end of the filter (37).

6. The sand and gravel impurity removal and screening equipment according to claim 1 is characterized in that: The bottom of the dust removal box (32) is fixedly connected with a drainage pipe (39).

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