Efficient screening equipment for soil pretreatment

Abstract

The utility model discloses efficient screening equipment for soil pretreatment, which belongs to the technical field of soil pretreatment and comprises a screening mechanism, an adjusting mechanism, a scraping mechanism and a sweeping mechanism, the adjusting mechanism is mounted at the bottom of the screening mechanism, the scraping mechanism is mounted at the bottom of the adjusting mechanism, and the sweeping mechanism is mounted at the bottom of the adjusting mechanism. The cleaning mechanism is installed at the top of the screening mechanism, the screening mechanism further comprises a frame, and a first screening plate is fixedly connected to the inner side wall of the frame. In the using process of the soil screening device, after soil is screened, a second electric push rod drives a frame plate to move, the position of an inserting block is adjusted, and therefore the soil screening effect is achieved. And a third electric push rod drives an inserting block to be inserted into screen holes of the first screen plate and the second screen plate, impurities in the screen holes are pushed out, a brush plate is driven by a driving motor to move, the first screen plate is scraped and swept, the cleaned impurities are conveniently collected and treated, the first screen plate and the second screen plate are conveniently cleaned, and the screening efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of soil pretreatment, in particular to a high-efficiency screening device for soil pretreatment. Background Art

[0002] Soil remediation is a technical measure to restore the normal function of polluted soil. In the soil remediation industry, it is often necessary to pre-treat the soil before remediation, so that the soil can be more convenient for subsequent remediation. The pre-treatment includes soil screening, which requires screening out gravel, branches or other debris in the soil to make the soil cleaner.

[0003] A Chinese patent publication (publication number: CN220239264U) discloses an efficient soil pretreatment screening device, which includes a frame, on which a first screening plate and a second screening plate are respectively provided, the first screening plate is located above the second screening plate and fits with the upper surface of the second screening plate, the second screening plate is fixedly mounted on the frame, a through slot is provided on one side of the frame, and the first screening plate is slidably connected to the inside of the through slot. The device is provided with two screening plates. When it is necessary to clean the blocked debris, the upper screening plate is adjusted to increase the distance between the two screening holes, so that the blocked debris falls off, thereby eliminating the manual cleaning process and improving work efficiency. However, in actual use, after screening, relatively moist soil is easily adhered to the soil in the sieve holes on the sieve plate, causing clogging of the sieve holes, making it difficult to clean, and reducing the screening efficiency. For this reason, an efficient screening device for soil pretreatment is proposed. Summary of the invention

[0004] The purpose of the utility model is to provide a high-efficiency screening device for soil pretreatment to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an efficient screening device for soil pretreatment, comprising a screening mechanism, an adjusting mechanism, a scraping mechanism and a cleaning mechanism;

[0006] The adjusting mechanism is installed at the bottom of the screening mechanism, the scraping mechanism is installed at the bottom of the adjusting mechanism, and the cleaning mechanism is installed at the top of the screening mechanism;

[0007] The screening mechanism also includes a frame, an inner side wall of the frame is fixedly connected to a first sieve plate, two second connecting plates are symmetrically fixedly connected to the lower surface of the frame, a second electric push rod is installed on one side of the two second connecting plates, the output ends of the two second electric push rods are fixedly connected to a frame plate, a third electric push rod is installed at the four corners of the top of the frame plate, the telescopic ends of the four third electric push rods are respectively fixedly connected to two third connecting plates, a plurality of fourth connecting plates are evenly fixedly connected to the upper surface of the third connecting plate, a plurality of plug-in blocks are evenly fixedly connected to the upper surface of the fourth connecting plate, and the plurality of plug-in blocks are arranged corresponding to the sieve holes of the first sieve plate.

[0008] As a further preferred embodiment of the technical solution: two fifth connecting plates are symmetrically fixedly connected to the lower surface of the frame, a second plug-in board is installed on one side of the fifth connecting plate, and one side of the second plug-in board is fixedly connected to the frame plate.

[0009] As a further preferred embodiment of the technical solution: two vibration motors are symmetrically mounted on the upper surface of the frame, and support plates are fixedly connected to the four bottom corners of the frame.

[0010] As a further preferred embodiment of the present technical solution: a second sieve plate is provided at the bottom of the first sieve plate, the second sieve plate is fitted with the first sieve plate, a through groove is opened on one side of the frame, the second sieve plate is slidably connected to the inner side wall of the through groove, two first electric push rods are symmetrically installed on the upper surface of the frame, the telescopic end of the first electric push rod is fixedly connected to the first connecting plate, and one side of the second sieve plate is fixedly connected to the first connecting plate.

[0011] As a further preferred embodiment of the technical solution: two plug-in slots are symmetrically provided on one side of the frame, two first plug-in plates are symmetrically fixedly connected to one side of the second screen plate, and the first plug-in plates are plugged into the inner side walls of the plug-in slots.

[0012] As a further preferred embodiment of the technical solution: a driving motor is installed on one side of the frame, the output end of the driving motor is fixedly connected to a threaded rod, the outer side wall of the threaded rod is threadedly connected to a first fixed block, the rear surface of the frame is symmetrically fixedly connected to two connecting blocks, a limiting rod is fixedly connected between the two connecting blocks, the outer side wall of the limiting rod is slidably connected to a second fixed block, and a brush plate is fixedly connected between the first fixed block and the second fixed block.

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

[0014] During the use of the utility model, after the soil is screened, the second electric push rod drives the frame plate to move, adjusts the position of the plug-in block, and the third electric push rod drives the plug-in block to be inserted into the sieve holes of the first sieve plate and the second sieve plate to push out impurities in the sieve holes, and drives the brush plate to move by the driving motor to scrape the first sieve plate, so that the cleaned impurities can be collected and processed, and the first sieve plate and the second sieve plate can be cleaned, thereby improving the screening efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a first structural schematic diagram of a high-efficiency screening device for soil pretreatment according to the utility model;

[0016] Figure 2 This is a second structural schematic diagram of a high-efficiency screening device for soil pretreatment according to the utility model;

[0017] Figure 3 This is a third structural schematic diagram of a high-efficiency screening device for soil pretreatment according to the utility model;

[0018] Figure 4 This is a schematic diagram of the structure of a scraping mechanism in a high-efficiency screening device for soil pretreatment according to the utility model;

[0019] Figure 5 This is a schematic structural diagram of a frame in a high-efficiency screening device for soil pretreatment according to the utility model;

[0020] Figure 6 It is a schematic structural diagram of a second sieve plate in a high-efficiency screening device for soil pretreatment according to the utility model.

[0021] In the figure: 1. screening mechanism; 11. frame; 12. first screen plate; 13. vibration motor; 14. support plate; 2. adjustment mechanism; 21. second screen plate; 22. first electric push rod; 23. first connecting plate; 24. first plug-in plate; 25. through groove; 26. plug-in groove; 3. scraping mechanism; 31. second connecting plate; 32. second electric push rod; 33. frame plate; 34. third electric push rod; 35. third connecting plate; 36. fourth connecting plate; 37. plug-in block; 38. fifth connecting plate; 39. second plug-in plate; 4. cleaning mechanism; 41. driving motor; 42. threaded rod; 43. first fixed block; 44. connecting block; 45. limit rod; 46. second fixed block; 47. brush plate. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention. Example

[0023] See also Figure 1-Figure 6, the utility model provides a technical solution: an efficient screening device for soil pretreatment, comprising a screening mechanism 1, an adjusting mechanism 2, a scraping mechanism 3 and a cleaning mechanism 4;

[0024] The adjusting mechanism 2 is installed at the bottom of the screening mechanism 1, the scraping mechanism 3 is installed at the bottom of the adjusting mechanism 2, and the cleaning mechanism 4 is installed at the top of the screening mechanism 1;

[0025] The screening mechanism 1 also includes a frame 11, the inner side wall of the frame 11 is fixedly connected to a first sieve plate 12, and the lower surface of the frame 11 is symmetrically fixedly connected to two second connecting plates 31, one side of the two second connecting plates 31 is installed with a second electric push rod 32, the output ends of the two second electric push rods 32 are fixedly connected to a frame plate 33, and the top four corners of the frame plate 33 are installed with third electric push rods 34, and the telescopic ends of the four third electric push rods 34 are respectively fixedly connected to two third connecting plates 35, and the upper surface of the third connecting plate 35 is evenly fixedly connected to a plurality of fourth connecting plates 36, and the upper surface of the fourth connecting plate 36 is evenly fixedly connected to a plurality of plug-in blocks 37, and the plurality of plug-in blocks 37 correspond to the arrangement of the sieve holes of the first sieve plate 12.

[0026] In this embodiment, specifically: two fifth connecting plates 38 are symmetrically fixedly connected to the lower surface of the frame 11, a second plug-in board 39 is installed on one side of the fifth connecting plate 38, and one side of the second plug-in board 39 is fixedly connected to the frame plate 33; through the setting of the second plug-in board 39, a slot corresponding to the second plug-in board 39 is opened on the fifth connecting plate 38, and the second plug-in board 39 is inserted into the slot on the fifth connecting plate 38, so that the second plug-in board 39 is slidably connected to the fifth connecting plate 38 to support the frame plate 33.

[0027] In this embodiment, specifically: two vibration motors 13 are symmetrically installed on the upper surface of the frame 11, and the four bottom corners of the frame 11 are fixedly connected with support plates 14; through the setting of the vibration motor 13, the screening efficiency of the first screen plate 12 on the frame 11 is improved, and the support plate 14 supports the frame 11.

[0028] In this embodiment, specifically: a second sieve plate 21 is provided at the bottom of the first sieve plate 12, the second sieve plate 21 is fitted with the first sieve plate 12, a through slot 25 is opened on one side of the frame 11, the second sieve plate 21 is slidably connected to the inner wall of the through slot 25, and two first electric push rods 22 are symmetrically installed on the upper surface of the frame 11, the telescopic end of the first electric push rod 22 is fixedly connected with the first connecting plate 23, and one side of the second sieve plate 21 is fixedly connected to the first connecting plate 23; through the setting of the second sieve plate 21, the first electric push rod 22 drives the second sieve plate 21 to slide in the through slot 25, and the position of the second sieve plate 21 is adjusted, so that the second sieve plate 21 blocks the sieve holes on the first sieve plate 12, the sieve holes on the second sieve plate 21 are misaligned with the sieve holes on the first sieve plate 12, and the screening size of the sieve holes on the first sieve plate 12 is adjusted.

[0029] In this embodiment, specifically: two plug-in grooves 26 are symmetrically opened on one side of the frame 11, and two first plug-in plates 24 are symmetrically fixedly connected to one side of the second sieve plate 21, and the first plug-in plates 24 are plugged into the inner side walls of the plug-in grooves 26; through the setting of the first plug-in plates 24, they are connected to the second sieve plate 21 to support the second sieve plate 21.

[0030] In this embodiment, specifically: a driving motor 41 is installed on one side of the frame 11, and a threaded rod 42 is fixedly connected to the output end of the driving motor 41, and a first fixed block 43 is threadedly connected to the outer wall of the threaded rod 42, and two connecting blocks 44 are symmetrically fixedly connected to the rear surface of the frame 11, and a limiting rod 45 is fixedly connected between the two connecting blocks 44, and a second fixed block 46 is slidably connected to the outer wall of the limiting rod 45, and a brush plate 47 is fixedly connected between the first fixed block 43 and the second fixed block 46; through the setting of the driving motor 41, the driving motor 41 drives the threaded rod 42 to rotate, and the threaded rod 42 rotates on the first fixed block 43, driving the first fixed block 43 to move, the first fixed block 43 is connected to the brush plate 47, and the brush plate 47 is connected to the second fixed block 46, and the second fixed block 46 slides on the limiting rod 45, and the moving trajectory of the brush plate 47 is limited, so that the brush plate 47 only moves laterally without rotating, and the first screen plate 12 is scraped.

[0031] Working principle: First, according to the screening size of the first sieve plate 12, the position of the second sieve plate 21 is adjusted, and the first electric push rod 22 drives the second sieve plate 21 to slide in the through groove 25, and the position of the second sieve plate 21 is adjusted so that the second sieve plate 21 blocks the sieve holes on the first sieve plate 12, and the sieve holes on the second sieve plate 21 are misaligned with the sieve holes on the first sieve plate 12, and the screening size of the sieve holes on the first sieve plate 12 is adjusted, and then the second electric push rod 32 is started, and the second electric push rod 32 drives the frame plate 33 to move, and the position of the plug-in block 37 is adjusted so that the plug-in block 37 is located below the second sieve plate 21 away from the sieve holes to prevent affecting the feeding of the sieve holes on the first sieve plate 12 and the second sieve plate 21, and the soil to be screened is placed on the first sieve plate 12, and the vibration motor 13 is started to screen the soil;

[0032] The sieved soil falls through the sieve holes on the first sieve plate 12 and the second sieve plate 21. After the soil is sieved, the first electric push rod 22 is started to drive the second sieve plate 21 to move, so that the sieve holes on the second sieve plate 21 overlap with the sieve holes on the first sieve plate 12, and the impurities blocked in the sieve holes on the first sieve plate 12 and the second sieve plate 21 fall. At the same time, the second electric push rod 32 is started, and the second electric push rod 32 drives the frame plate 33 to move, and the position of the plug-in block 37 is adjusted so that the plug-in block 37 is located below the sieve holes of the first sieve plate 12 and the second sieve plate 21. The third electric push rod 34 is started to drive the plug-in block 33 to move. The block 37 is inserted into the sieve holes of the first sieve plate 12 and the second sieve plate 21 to push out the impurities in the sieve holes, and then the driving motor 41 is started to drive the threaded rod 42 to rotate. The threaded rod 42 rotates on the first fixed block 43, driving the first fixed block 43 to move. The first fixed block 43 is connected to the brush plate 47, and the brush plate 47 is connected to the second fixed block 46. The second fixed block 46 slides on the limit rod 45 to limit the moving trajectory of the brush plate 47, so that the brush plate 47 only moves horizontally without rotating, and scrapes the first sieve plate 12 to facilitate the collection and processing of the cleaned impurities.

[0033] 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. An efficient screening device for soil pretreatment, characterized in that: It comprises a screening mechanism (1), an adjusting mechanism (2), a scraping mechanism (3) and a cleaning mechanism (4); The adjusting mechanism (2) is installed at the bottom of the screening mechanism (1), the scraping mechanism (3) is installed at the bottom of the adjusting mechanism (2), and the cleaning mechanism (4) is installed at the top of the screening mechanism (1); The screening mechanism (1) further comprises a frame (11), the inner side wall of the frame (11) being fixedly connected to a first sieve plate (12), the lower surface of the frame (11) being symmetrically fixedly connected to two second connecting plates (31), one side of each of the two second connecting plates (31) being mounted with a second electric push rod (32), the output ends of the two second electric push rods (32) being fixedly connected to a frame plate (33), the top four corners of the frame plate (33) being mounted with a third electric push rod (34), the telescopic ends of the four third electric push rods (34) being respectively fixedly connected to two third connecting plates (35), the upper surface of the third connecting plate (35) being evenly fixedly connected to a plurality of fourth connecting plates (36), the upper surface of the fourth connecting plate (36) being evenly fixedly connected to a plurality of plug-in blocks (37), the plurality of plug-in blocks (37) being arranged correspondingly to the sieve holes of the first sieve plate (12).

2. The high-efficiency screening equipment for soil pretreatment according to claim 1, characterized in that: Two fifth connection plates (38) are symmetrically fixedly connected to the lower surface of the frame (11); a second plug-in plate (39) is mounted on one side of the fifth connection plate (38); and one side of the second plug-in plate (39) is fixedly connected to the frame plate (33).

3. The high-efficiency screening equipment for soil pretreatment according to claim 1, characterized in that: Two vibration motors (13) are symmetrically mounted on the upper surface of the frame (11), and support plates (14) are fixedly connected to the four corners of the bottom of the frame (11).

4. The high-efficiency screening equipment for soil pretreatment according to claim 1, characterized in that: A second sieve plate (21) is provided at the bottom of the first sieve plate (12), the second sieve plate (21) being fitted with the first sieve plate (12), a through slot (25) being provided on one side of the frame (11), the second sieve plate (21) being slidably connected to the inner side wall of the through slot (25), two first electric push rods (22) being symmetrically mounted on the upper surface of the frame (11), the telescopic ends of the first electric push rods (22) being fixedly connected to the first connecting plate (23), and one side of the second sieve plate (21) being fixedly connected to the first connecting plate (23).

5. The high-efficiency screening equipment for soil pretreatment according to claim 4, characterized in that: Two plug-in slots (26) are symmetrically provided on one side of the frame (11), and two first plug-in plates (24) are symmetrically fixedly connected to one side of the second screen plate (21), wherein the first plug-in plates (24) are plugged into the inner side walls of the plug-in slots (26).

6. The high-efficiency screening equipment for soil pretreatment according to claim 1, characterized in that: A driving motor (41) is installed on one side of the frame (11); a threaded rod (42) is fixedly connected to the output end of the driving motor (41); a first fixing block (43) is threadedly connected to the outer wall of the threaded rod (42); two connecting blocks (44) are symmetrically fixedly connected to the rear surface of the frame (11); a limiting rod (45) is fixedly connected between the two connecting blocks (44); a second fixing block (46) is slidably connected to the outer wall of the limiting rod (45); and a brush plate (47) is fixedly connected between the first fixing block (43) and the second fixing block (46).

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