Magnetic separation iron removal device and used sand recovery environment-friendly treatment equipment

Abstract

The utility model discloses a magnetic separation deironing device and old sand recovery environment-friendly treatment equipment, including two base frames that are arranged symmetrically, a belt is movably connected between the two base frames, the outer wall of the top of the base frame is fixedly connected with a support frame, the outer wall of the top of the support frame is fixedly provided with a two-way motor, and the two-way motor is fixedly connected with the belt. An output shaft of the two-way motor penetrates through the supporting frame and is fixedly connected with a gear, the outer wall of the gear is in meshed connection with a rack, the outer wall of the bottom of the rack is fixedly connected with a sliding block, and the two-way motor rotates to drive the rake teeth to reciprocate on the belt, so that used sand accumulated on the surface of the belt is evacuated; according to the iron removal device, the used sand is more uniformly distributed on the belt, so that iron impurities in the used sand are fully removed, the quality of the used sand reaches or is close to that of raw sand, the magnetic ring can magnetically attract the iron impurities in the used sand along with the movement of the rake teeth and assist in iron removal, and the roller can crush condensed sand balls in the movement process of the rake teeth, so that the effect of fully removing iron is achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of magnetic separation and iron removal, and particularly relates to a magnetic separation and iron removal device and old sand recovery and environmentally friendly treatment equipment. Background Art

[0002] The traditional device still has the following problems when in use:

[0003] When removing iron from old sand, the old sand will accumulate on the conveyor belt and will not be fully evacuated, which will greatly affect the iron removal effect and make the subsequent use of the old sand less than good. In addition, the old sand will condense into clumps after contacting with moisture, which will also affect the iron removal effect. Utility Model Content

[0004] In view of the shortcomings of the existing technology, the purpose of the present invention is to provide a magnetic separation and iron removal device, which has the advantages of being able to evacuate accumulated old sand and crush the old sand that has condensed into agglomerates, thereby fully removing iron impurities.

[0005] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: a magnetic separation and iron removal device and old sand recovery and environmental protection treatment equipment, comprising two symmetrically arranged base frames, a belt movably connected between the two base frames, the top outer wall of the base frame is fixedly connected to a support frame, the top outer wall of the support frame is fixedly installed with a bidirectional motor, the output shaft of the bidirectional motor passes through the support frame, the output shaft of the bidirectional motor is fixedly connected to a gear, the outer wall of the gear is meshed with a rack, the bottom outer wall of the rack is fixedly connected to a slider, the bottom outer walls of both sides of the slider are movably connected to a supporting platform, the bottom outer wall of the slider is fixedly connected to a connecting shaft, the bottom outer wall of the connecting shaft is fixedly connected to a connecting block, the bottom outer wall of the connecting block is evenly fixedly connected to a plurality of rake teeth, and the bottom ends of the rake teeth are movably connected to the belt.

[0006] Preferably, the outer wall of the rake teeth is fixedly connected to a magnetic ring, and the bottom outer wall of the rake teeth is rotatably connected to a roller.

[0007] Preferably, two guide rails are symmetrically fixedly installed on the top outer wall of the support platform, the outer walls of the guide rails are movably connected to the slider, an open groove is provided inside the support platform, and the connecting shaft is fixedly connected to the connecting block through the open groove.

[0008] Preferably, a side outer wall of the base is fixedly connected to a support plate, a top outer wall of the support plate is fixedly connected to a rotating motor, an output shaft of the rotating motor is fixedly connected to a magnetic roller, circular openings are provided on both side outer walls of the base, an inner wall of the circular opening is movably connected to a rotating shaft, an outer wall of the rotating shaft is fixedly connected to a roller, a boundary rotating roller is provided on the side of the roller, the boundary rotating roller is away from the magnetic roller, and the magnetic roller, the roller and the boundary rotating roller are all movably connected to the belt.

[0009] Preferably, blocking members are fixedly connected to the outer walls on both sides of the belt, and the material of the blocking members is the same as that of the belt, that is, rubber.

[0010] Preferably, an environmentally friendly treatment equipment for recycling used sand includes the magnetic separation and iron removal device described in any one of the above utility models.

[0011] Compared with the prior art, the beneficial effects of the present invention are:

[0012] 1. The bidirectional motor drives the gear to rotate, and the gear rotation drives the rack to make reciprocating motion in the left and right directions outside the guide rail. The reciprocating motion of the rack drives the connecting shaft to make reciprocating motion, and the connecting shaft drives the connecting block, and the connecting block drives the rake teeth to reciprocate on the belt to evacuate the old sand accumulated on the belt surface and make the old sand more evenly distributed on the belt, thereby fully removing the iron impurities in the old sand and making the old sand reach or approach the quality of the original sand.

[0013] 2. By setting a magnetic ring on the outer wall of the rake teeth, the magnetic ring can magnetically attract the iron impurities in the old sand as the rake teeth move, thereby assisting in iron removal. The roller can break up the condensed sand clumps during the movement of the rake teeth, thereby achieving a sufficient iron removal effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a top view of the utility model;

[0015] Figure 2 It is a right side view of the utility model;

[0016] Figure 3 It is the upper left structural diagram of the utility model;

[0017] Figure 4 It is a side view of the utility model;

[0018] Figure 5 This is a schematic diagram of the internal structure of the belt of the present utility model.

[0019] In the figure: 1. base frame; 2. support frame; 3. bidirectional motor; 4. gear; 5. rack; 6. support platform; 7. rotating motor; 8. belt; 9. guide rail; 10. slider; 11. blocking member; 12. rotating shaft; 13. connecting shaft; 14. connecting block; 15. rake teeth; 16. magnetic ring; 17. roller; 18. magnetic drum; 19. roller; 20. support plate; 21. boundary rotating roller. DETAILED DESCRIPTION

[0020] In order to clearly and completely describe the purpose and technical solution of the present invention and make its advantages more clearly understood, the following is a further detailed description of the embodiments of the present invention in conjunction with the accompanying drawings. It should be understood that the specific embodiments described herein are only part of the embodiments of the present invention, not all of them, and are only used to explain the embodiments of the present invention and are not intended to limit 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.

[0021] In the description of the present invention, it should be noted that the terms "center," "middle," "upper," "lower," "left," "right," "inner," "outer," "top," "bottom," "side," "vertical," "horizontal," and the like, indicating positions or location relationships, are based on the positions or location relationships shown in the accompanying drawings and are intended only to facilitate the description of the present invention and simplify the description. They are not intended to indicate or imply that the devices or components referred to must have a specific orientation, be constructed, or operate in a specific orientation. Therefore, they should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," "fourth," "fifth," and "sixth" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0022] In the description of this utility model, it should be noted that, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" should be understood in a broad sense. For example, they can refer to fixed connections, detachable connections, or integral connections; mechanical connections, electrical connections; direct connections, indirect connections through an intermediate medium, and internal connections between two components. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on the specific circumstances.

[0023] For the purpose of simplicity and illustration, the principles of the embodiments are described primarily with reference to examples. In the following description, many specific details are provided to provide a thorough understanding of the embodiments. However, it will be apparent to those skilled in the art that these embodiments may not be limited to these specific details in practice. In some instances, well-known methods and structures are not described in detail to avoid unnecessarily obscuring the understanding of these embodiments. In addition, all embodiments may be used in combination with each other.

[0024] Example 1

[0025] See also Figure 1-5The utility model provides a technical solution: a magnetic separation and iron removal device, comprising two symmetrically arranged base frames 1, a belt 8 movably connected between the two base frames 1, a top outer wall of the base frame 1 fixedly connected to a support frame 2, a bidirectional motor 3 fixedly installed on the top outer wall of the support frame 2, the output shaft of the bidirectional motor 3 passes through the support frame 2, the output shaft of the bidirectional motor 3 is fixedly connected to a gear 4, the outer wall of the gear 4 is meshed with a rack 5, the bottom outer wall of the rack 5 is fixedly connected to a slider 10, the bottom outer walls of both sides of the slider 10 are movably connected to a supporting platform 6, the bottom outer wall of the slider 10 is fixedly connected to a connecting shaft 13, the bottom outer wall of the connecting shaft 13 is fixedly connected to a connecting block 14, the bottom outer wall of the connecting block 14 is evenly fixedly connected to a plurality of rake teeth 15, the bottom end of the rake teeth 15 is movably connected to the belt 8, and the top outer wall of the supporting platform 6 is symmetrically fixed Two guide rails 9 are installed, and the outer wall of the guide rail 9 is movably connected to the slider 10. An open groove is provided inside the supporting platform 6, and the connecting shaft 13 is fixedly connected to the connecting block 14 through the open groove. The side outer wall of a base frame 1 is fixedly connected to a support plate 20, and the top outer wall of the support plate 20 is fixedly connected to a rotating motor 7. The output shaft of the rotating motor 7 is fixedly connected to a magnetic roller 18. Circular openings are provided on the outer walls of both sides of the base frame 1, and the inner wall of the circular opening is movably connected to the rotating shaft 12. The outer wall of the rotating shaft 12 is fixedly connected to a roller 19, and a boundary rotating roller 21 is provided on the side of the roller 19. The boundary rotating roller 21 is away from the magnetic roller 18. The magnetic roller 18, the roller 19 and the boundary rotating roller 21 are all movably connected to the belt 8. The outer walls of both sides of the belt 8 are fixedly connected with blocking members 11. The material of the blocking member 11 is the same as that of the belt 8, both of which are rubber.

[0026] By starting the rotating motor 7 and the bidirectional motor 3 at the same time, the rotating motor 7 drives the belt 8 to move. The blocking piece 11 on the outer wall of the belt 8 is used to prevent old sand from falling into the belt 8. The bidirectional motor 3 drives the gear 4 to rotate. The rotation of the gear 4 drives the rack 5 to reciprocate in the left and right directions outside the guide rail 9. The reciprocating motion of the rack 5 drives the connecting shaft 13 to reciprocate. The connecting shaft 13 drives the connecting block 14. The connecting block 14 drives the rake teeth 15 to reciprocate on the belt 8, evacuating the old sand accumulated on the surface of the belt 8 and making the old sand more evenly distributed on the belt 8, thereby fully removing the iron impurities in the old sand and making the old sand reach or approach the quality of the original sand.

[0027] Example 2

[0028] On the basis of the first embodiment, a magnetic ring 16 is fixedly connected to the outer wall of the rake teeth 15 , and a roller 17 is rotatably connected to the outer wall of the bottom of the rake teeth 15 .

[0029] By arranging a magnetic ring 16 on the outer wall of the rake teeth 15, the magnetic ring 16 can magnetically attract iron impurities in the old sand as the rake teeth 15 move to assist in iron removal. The roller 17 can break up the condensed sand clumps during the movement of the rake teeth 15 to achieve the effect of sufficient iron removal.

[0030] The working principle and usage process of the present invention are as follows: by starting the rotating motor 7 and the bidirectional motor 3 at the same time, the rotating motor 7 drives the belt 8 to move, the bidirectional motor 3 drives the gear 4 to rotate, and the rotation of the gear 4 drives the rack 5 to make a reciprocating motion in the left and right directions on the outside of the guide rail 9. The reciprocating motion of the rack 5 drives the connecting shaft 13 to make a reciprocating motion, the connecting shaft 13 drives the connecting block 14, and the connecting block 14 drives the rake teeth 15 to reciprocate on the belt 8, evacuating the old sand accumulated on the surface of the belt 8, so that the old sand is more evenly distributed on the belt 8, thereby fully removing the iron impurities in the old sand, so that the old sand reaches or approaches the quality of the original sand. By arranging a magnetic ring 16 on the outer wall of the rake teeth 15, the magnetic ring 16 can be used to magnetically attract the iron impurities in the old sand as the rake teeth 15 move during the process of evacuating the old sand by the rake teeth 15, thereby assisting in iron removal. The roller 17 can be used to crush the condensed sand clusters during the movement of the rake teeth 15, thereby achieving the effect of sufficient iron removal.

[0031] 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 invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A magnetic separation and iron removal device, comprising two symmetrically arranged base frames (1), characterized in that: A belt (8) is movably connected between the two base frames (1); the top outer wall of the base frame (1) is fixedly connected to the support frame (2); the top outer wall of the support frame (2) is fixedly installed with a bidirectional motor (3); the output shaft of the bidirectional motor (3) passes through the support frame (2); the output shaft of the bidirectional motor (3) is fixedly connected to a gear (4); the outer wall of the gear (4) is meshedly connected to a rack (5); the bottom outer wall of the rack (5) is fixedly connected to a slider (10); the bottom outer walls of both sides of the slider (10) are movably connected to a supporting platform (6); the bottom outer wall of the slider (10) is fixedly connected to a connecting shaft (13); the bottom outer wall of the connecting shaft (13) is fixedly connected to a connecting block (14); the bottom outer wall of the connecting block (14) is evenly fixedly connected to a plurality of rake teeth (15); the bottom ends of the rake teeth (15) are movably connected to the belt (8).

2. A magnetic separation and iron removal device according to claim 1, characterized in that: The outer wall of the rake teeth (15) is fixedly connected with a magnetic ring (16), and the outer wall of the bottom of the rake teeth (15) is rotatably connected with a roller (17).

3. The magnetic separation and iron removal device according to claim 1, characterized in that: Two guide rails (9) are symmetrically fixedly installed on the top outer wall of the support platform (6), and the outer wall of the guide rail (9) is movably connected to the slider (10). An open groove is provided inside the support platform (6), and the connecting shaft (13) is fixedly connected to the connecting block (14) through the open groove.

4. The magnetic separation and iron removal device according to claim 1, characterized in that: A support plate (20) is fixedly connected to the side outer wall of the base frame (1), a rotating motor (7) is fixedly connected to the top outer wall of the support plate (20), an output shaft of the rotating motor (7) is fixedly connected to a magnetic roller (18), circular openings are provided on the outer walls of both sides of the base frame (1), a rotating shaft (12) is movably connected to the inner wall of the circular opening, a roller (19) is fixedly connected to the outer wall of the rotating shaft (12), a boundary rotating roller (21) is provided on the side of the roller (19), the boundary rotating roller (21) is away from the magnetic roller (18), and the magnetic roller (18), the roller (19) and the boundary rotating roller (21) are all movably connected to the belt (8).

5. A magnetic separation and iron removal device according to claim 4, characterized in that: The outer walls on both sides of the belt (8) are fixedly connected with blocking members (11), and the blocking members (11) are made of the same material as the belt (8), namely rubber.

6. A waste sand recovery and environmental protection treatment equipment, characterized by: The invention comprises the magnetic separation and iron removal device according to any one of claims 1 to 5.

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