Screening device capable of being adjusted to ascend and descend

Abstract

The utility model provides a screening device capable of adjusting lifting, which relates to the technical field of screening devices and comprises a base, mounting plates are fixedly mounted on two sides of the base, mounting holes are formed in the surfaces of the mounting plates, and a support frame is fixedly mounted at one end, far away from the mounting plates, of the base. A motor is fixedly installed at the end, away from the base, of the supporting frame, a threaded rod is installed at the output end of the motor, the surface of the threaded rod is sleeved with a supporting sleeve, a round rod is arranged on the side, away from the threaded rod, of the supporting sleeve in a penetrating mode, and a clamping groove is formed in the surface of the supporting sleeve. According to the screening device, through the arrangement of the motor, the threaded rod, the round rod, the supporting sleeve and the screening box, when the screening device is used, the threaded rod can be driven by the motor to rotate, the supporting sleeve is driven by the threaded rod to move up and down, and therefore the screening box is driven to conduct lifting adjustment, the height of the screening box is conveniently adjusted according to actual requirements, and the screening efficiency is improved; material accumulation is avoided, and the screening effect is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of screening devices, in particular to a screening device capable of adjusting the lifting and lowering. Background Art

[0002] A screening device is a device used to separate particles of different sizes. It is usually used in industrial production and can screen out materials of different particle sizes as needed.

[0003] Publication No. CN205128382U discloses a multi-stage feed screening device, which includes a feed inlet, a first screening chamber, a second screening chamber, and a third screening chamber from top to bottom, wherein the first screening chamber is connected to a first discharge port, the second screening chamber is connected to a second discharge port, and the third screening chamber is respectively connected to a third discharge port and a fourth discharge port, wherein a first screen is arranged between the first screening chamber and the second screening chamber, a second screen is arranged between the second screening chamber and the third screening chamber, and a third screen is arranged at the bottom of the third screening chamber, wherein the fourth discharge port is located below the third screen, and feeds of different particle sizes can be fully screened, cost can be saved, and the uniformity of the finished feed can be improved, and product quality can be improved. Although the screening device can screen feeds of different particle sizes, the screening device has a fixed screening height, and the screening efficiency may be reduced due to material accumulation during the screening process, which affects the screening effect and needs to be improved. Utility Model Content

[0004] The purpose of the utility model is to solve the technical problems raised in the above background technology.

[0005] The utility model adopts the following technical scheme: a screening device with adjustable lifting and lowering comprises a base, mounting plates are fixedly installed on both sides of the base, mounting holes are provided on the surface of the mounting plates, a support frame is fixedly installed on the end of the base away from the mounting plates, a motor is fixedly installed on the end of the support frame away from the base, a threaded rod is installed on the output end of the motor, a support sleeve is sleeved on the surface of the threaded rod, a round rod is penetrated on the side of the support sleeve away from the threaded rod, a card slot is provided on the surface of the support sleeve, a screening box is fixedly installed between the support sleeves, and a card block is fixedly installed on the end of the screening box close to the card slot.

[0006] Preferably, the support sleeve is threadedly connected to the threaded rod, and the support sleeve is slidably connected to the round rod. Here, the rotation of the threaded rod can drive the support sleeve to slide up and down along the round rod.

[0007] Preferably, the size of the screening box matches that of the support sleeve, and the screening box and the support sleeve are slidably connected. Here, the screening box and the support sleeve are assembled and disassembled.

[0008] Preferably, the specifications of the support sleeve and the base match, and the support sleeve and the base are slidably connected. Here, the support sleeve can be placed exactly in the base.

[0009] Preferably, a fixing block is fixedly installed on the surface of the support sleeve, a connecting column is penetrated on the side of the fixing block away from the support sleeve, a baffle is fixedly installed on the side of the connecting column close to the support sleeve, a fixing column is fixedly installed on the end of the baffle away from the connecting column, a spring is sleeved on the surface of the connecting column, and a pull plate is fixedly installed on the end of the connecting column away from the baffle. Here, the screening box can be fixed together with the support sleeve.

[0010] Preferably, the specifications of the baffle plate and the fixed block match, and the baffle plate and the fixed block are slidably connected. Here, the baffle plate is pulled to release the fixation between the sieving boxes.

[0011] Preferably, there are two groups of connecting posts, and the two groups of connecting posts are evenly distributed between the pull plate and the baffle plate. Here, multiple groups of connecting posts can more stably connect the baffle plate and the pull plate together.

[0012] Compared with the prior art, the advantages and positive effects of the utility model are:

[0013] 1. In the utility model, through the arrangement of the motor, threaded rod, round rod, support sleeve and screening box, when the screening device is used, the motor can be used to drive the threaded rod to rotate, and the threaded rod drives the support sleeve to move up and down, thereby driving the screening box to be raised and lowered, so as to facilitate the adjustment of the height of the screening box according to actual needs, improve the screening efficiency, avoid material accumulation, and improve the screening effect.

[0014] 2. In the utility model, the screening box and the support sleeve can be fixed together by setting the pull plate, the fixed block, the spring, the connecting column, the baffle and the fixed column, which is also convenient for replacing screening boxes of different specifications. The pull plate is pulled to release the limit on the screening box, and then the screening box can be removed by pulling it upward. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 The utility model provides a three-dimensional structural schematic diagram of a screening device with adjustable lifting and lowering;

[0016] Figure 2 A bottom view of a screening device with adjustable lifting capability is provided for the utility model;

[0017] Figure 3 A partial exploded view of a screening device with adjustable lifting is provided for the utility model;

[0018] Figure 4 A partial cross-sectional view of a screening device with adjustable lifting capability is provided for the utility model;

[0019] Figure 5 The utility model proposes a screening device with adjustable lifting Figure 4 Enlarged view of point A in the middle.

[0020] Legend:

[0021] 1. Base; 2. Mounting plate; 3. Mounting hole; 4. Screening box; 5. Support sleeve; 6. Round rod; 7. Motor; 8. Support frame; 9. Fixed block; 10. Threaded rod; 11. Slot; 12. Block; 13. Pull plate; 14. Spring; 15. Connecting column; 16. Baffle; 17. Fixed column. DETAILED DESCRIPTION

[0022] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0023] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments of the following disclosure.

[0024] Embodiment 1

[0025] See also Figure 1-5 The utility model provides a technical solution: a screening device with adjustable lifting, comprising a base 1, mounting plates 2 are fixedly installed on both sides of the base 1, mounting holes 3 are opened on the surface of the mounting plates 2, a support frame 8 is fixedly installed on the end of the base 1 away from the mounting plate 2, a motor 7 is fixedly installed on the end of the support frame 8 away from the base 1, a threaded rod 10 is installed on the output end of the motor 7, a support sleeve 5 is sleeved on the surface of the threaded rod 10, a round rod 6 is penetrated on the side of the support sleeve 5 away from the threaded rod 10, a card slot 11 is opened on the surface of the support sleeve 5, a screening box 4 is fixedly installed between the support sleeves 5, and a card block 12 is fixedly installed on the end of the screening box 4 close to the card slot 11.

[0026] See also Figure 1-3 The support sleeve 5 is threadedly connected to the threaded rod 10, and the support sleeve 5 is slidably connected to the round rod 6. The rotation of the threaded rod 10 can drive the support sleeve 5 to slide up and down along the round rod 6. The size of the screening box 4 is consistent with that of the support sleeve 5. The screening box 4 is slidably connected to the support sleeve 5 to assemble and disassemble the screening box 4 and the support sleeve 5. The specifications of the support sleeve 5 and the base 1 are matched. The support sleeve 5 is slidably connected to the base 1, and the support sleeve 5 can be placed in the base 1.

[0027] Embodiment 2

[0028] See also Figure 4-5 A fixing block 9 is fixedly installed on the surface of the support sleeve 5, and a connecting column 15 is provided on the side of the fixing block 9 away from the support sleeve 5. A baffle 16 is fixedly installed on the side of the connecting column 15 close to the support sleeve 5, and a fixing column 17 is fixedly installed on the end of the baffle 16 away from the connecting column 15. A spring 14 is sleeved on the surface of the connecting column 15, and a pull plate 13 is fixedly installed on the end of the connecting column 15 away from the baffle 16, so that the screening box 4 and the support sleeve 5 can be fixed together. The specifications of the baffle 16 and the fixing block 9 match, and the baffle 16 is slidably connected to the fixing block 9, and the baffle 16 is pulled to release the fixation of the screening box 4. There are two groups of connecting columns 15, and the two groups of connecting columns 15 are evenly distributed between the pull plate 13 and the baffle 16. Multiple groups of connecting columns 15 can more stably connect the baffle 16 and the pull plate 13 together.

[0029] Working principle: When using the screening device, pour the material to be screened into the screening box, and drive the threaded rod 10 to rotate through the motor 7. The threaded rod 10 drives the support sleeve 5 to move up and down along the round rod 6, thereby driving the screening box 4 to be raised and lowered, so as to facilitate the adjustment of the height of the screening box 4 according to actual needs, improve the screening efficiency, avoid material accumulation, and improve the screening effect. When materials of different specifications need to be screened, it is necessary to replace the screening boxes 4 of different sizes. The staff pulls the pull plate 13, and the pull plate 13 drives the connecting column 15 to move. The connecting column 15 drives the baffle 16 to move. The baffle 16 compresses the spring 14 and pulls the fixed column 17 out of the block 12, thereby releasing the limit on the screening box 4, and then pulls the screening box 4 upward to remove it, and then installs the required screening box 4.

[0030] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. A screening device with adjustable lifting capacity, comprising a base (1), characterized in that: Mounting plates (2) are fixedly mounted on both sides of the base (1), and mounting holes (3) are provided on the surface of the mounting plates (2). A support frame (8) is fixedly mounted on the end of the base (1) away from the mounting plate (2), and a motor (7) is fixedly mounted on the end of the support frame (8) away from the base (1). A threaded rod (10) is mounted on the output end of the motor (7), and a support sleeve (5) is sleeved on the surface of the threaded rod (10). A round rod (6) is penetrated on the side of the support sleeve (5) away from the threaded rod (10). A clamping groove (11) is provided on the surface of the support sleeve (5), and a screening box (4) is fixedly mounted between the support sleeves (5), and a clamping block (12) is fixedly mounted on the end of the screening box (4) close to the clamping groove (11).

2. The adjustable lifting screening device according to claim 1, characterized in that: The support sleeve (5) is threadedly connected to the threaded rod (10), and the support sleeve (5) is slidably connected to the round rod (6).

3. The adjustable lifting screening device according to claim 1, characterized in that: The sizes of the screening box (4) and the supporting sleeve (5) are consistent with each other, and the screening box (4) and the supporting sleeve (5) are slidably connected.

4. The adjustable lifting screening device according to claim 1, characterized in that: The specifications of the support sleeve (5) and the base (1) match each other, and the support sleeve (5) and the base (1) are slidably connected.

5. The adjustable lifting screening device according to claim 1, characterized in that: A fixing block (9) is fixedly mounted on the surface of the support sleeve (5); a connecting column (15) is provided through the side of the fixing block (9) away from the support sleeve (5); a baffle (16) is fixedly mounted on the side of the connecting column (15) close to the support sleeve (5); a fixing column (17) is fixedly mounted on the end of the baffle (16) away from the connecting column (15); a spring (14) is sleeved on the surface of the connecting column (15); and a pulling plate (13) is fixedly mounted on the end of the connecting column (15) away from the baffle (16).

6. The adjustable lifting screening device according to claim 5, characterized in that: The specifications of the baffle plate (16) and the fixed block (9) match each other, and the baffle plate (16) and the fixed block (9) are slidably connected.

7. The adjustable lifting screening device according to claim 5, characterized in that: There are two groups of connecting posts (15) in total, and the two groups of connecting posts (15) are evenly distributed between the pull plate (13) and the baffle plate (16).

Images