Screening device for concrete raw materials

Abstract

The utility model provides a screening device for concrete raw materials, relates to the technical field of screening devices, solves the problem that an existing screening device is likely to be blocked, and comprises an installation frame, four installation columns are installed on the surface of the installation frame, and screening mechanisms are installed on the surfaces of the installation columns. A collecting mechanism is mounted at the bottom of the mounting frame, a first fixing plate and a second fixing plate are mounted between every two mounting columns, a motor is mounted on the surface of the first fixing plate, the output end of the motor penetrates through the first fixing plate to be connected with a threaded rod, and the threaded rod penetrates through a movable column to be connected with the second fixing plate; an electric cylinder is installed on the surface of the moving column, the output end of the electric cylinder penetrates through the moving column to be connected with a connecting plate, and a plurality of push rods are installed at the bottom of the connecting plate. According to the device, the filter holes can be quickly cleaned, and the practicability is greatly improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of screening devices, and more specifically, particularly relates to a screening device for concrete raw materials. Background Art

[0002] Concrete is an artificial building material made of a mixture of cement, sand, aggregate and water. It is a material widely used in construction projects and is often used to cast floors, walls, columns and other parts of buildings. The production of concrete requires screening of the concrete, and screening requires the use of screening devices.

[0003] Based on the above, the inventors have found the following problems: most of the current screening devices perform screening through a vibrating screen, and during the screening process, some raw materials may clog the screen holes of the vibrating screen, thereby affecting the screening quality.

[0004] Therefore, in view of this, the existing structure and defects are studied and improved, and a screening device for concrete raw materials is provided, in order to achieve a more practical purpose. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a screening device for concrete raw materials to solve the problem that the existing screening device may be blocked.

[0006] The purpose and function of the screening device for concrete raw materials of the utility model are achieved by the following specific technical means:

[0007] A screening device for concrete raw materials comprises a mounting frame, four mounting columns are mounted on the surface of the mounting frame, a screening mechanism is mounted on the surface of the mounting columns, a collecting mechanism is mounted on the bottom of the mounting frame, a first fixed plate and a second fixed plate are mounted between the mounting columns, a motor is mounted on the surface of the first fixed plate, an output end of the motor passes through the first fixed plate and is connected to a threaded rod, the threaded rod passes through a moving column and is connected to the second fixed plate, an electric cylinder is mounted on the surface of the moving column, an output end of the electric cylinder passes through the moving column and is connected to a connecting plate, and a plurality of push rods are mounted on the bottom of the connecting plate.

[0008] Furthermore, the screening mechanism includes a mounting plate, a first fixed block, a spring, a second fixed block, a mounting frame, a vibration motor and a filter screen, a mounting plate is installed between the mounting columns, a first fixed block is installed on the surface of the mounting plate, a spring is provided on the surface of the first fixed block, a second fixed block is installed on the end of the spring away from the first fixed block, the second fixed block is connected to the mounting frame, a vibration motor is provided on the surface of the mounting frame, and a filter screen is installed on the surface of the mounting frame.

[0009] Furthermore, a plurality of threaded holes are provided on the surfaces of the mounting frame and the filter screen, and bolts are installed in the threaded holes.

[0010] Furthermore, a guide rod is installed between the first fixing plate and the second fixing plate, and the guide rod passes through the movable column.

[0011] Furthermore, the collecting mechanism includes a discharge port, a slide groove and a movable plate. The discharge port is installed at the bottom of the installation frame. The surface of the discharge port is installed with a slide groove, and the movable plate is inserted into the slide groove.

[0012] Furthermore, a guide frame is installed on one side of the mounting frame.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] The utility model uses a motor, a threaded rod, a movable column, an electric cylinder, a connecting plate and a push rod. When the motor is started, the threaded rod will be driven to rotate, and the rotation of the threaded rod will drive the movable column to move. When the electric cylinder is started, the connecting plate will be driven to move, and the movement of the connecting rod will drive the push rod to move, thereby cleaning the sieve holes. Through the above design, the filter holes can be cleaned quickly, which greatly improves the practicality.

[0015] By using the mounting plate, the first fixing block, the spring, the second fixing block, the mounting frame, the vibration motor and the filter screen, when the vibration motor is started, the mounting frame is driven to vibrate through the spring, thereby driving the filter screen to vibrate, so as to quickly screen the concrete raw materials. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 The utility model is an overall schematic diagram of a screening device for concrete raw materials.

[0017] Figure 2 The utility model is a schematic diagram of a screening device for concrete raw materials from different viewing angles.

[0018] Figure 3 The utility model is a schematic diagram of a collection mechanism of a screening device for concrete raw materials.

[0019] Figure 4 The utility model is a partial schematic diagram of a filter screen of a screening device for concrete raw materials.

[0020] Figure 5 It is an enlarged schematic diagram of point A of a screening device for concrete raw materials of the utility model.

[0021] In the figure, the corresponding relationship between the component names and the figure numbers is as follows:

[0022] 1. Mounting frame; 2. Mounting column; 3. First fixed plate; 4. Second fixed plate; 5. Motor; 6. Threaded rod; 7. Moving column; 8. Electric cylinder; 9. Connecting plate; 10. Push rod; 11. Mounting plate; 12. First fixed block; 13. Spring; 14. Second fixed block; 15. Mounting frame; 16. Vibration motor; 17. Filter; 18. Threaded hole; 19. Bolt; 20. Guide rod; 21. Discharge port; 22. Slide; 23. Moving plate; 24. Guide frame. DETAILED DESCRIPTION

[0023] The following is a further detailed description of the implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but cannot be used to limit the scope of the present invention.

[0024] In the description of the present invention, unless otherwise specified, "multiple" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", "third" and the like are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0025] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0026] Example:

[0027] As attached Figure 1 To Attachment Figure 5 As shown:

[0028] The utility model provides a screening device for concrete raw materials, comprising a mounting frame 1, four mounting columns 2 are mounted on the surface of the mounting frame 1, a screening mechanism is mounted on the surface of the mounting columns 2, a collecting mechanism is mounted on the bottom of the mounting frame 1, a first fixing plate 3 and a second fixing plate 4 are mounted between the mounting columns 2, a motor 5 is mounted on the surface of the first fixing plate 3, an output end of the motor 5 penetrates the first fixing plate 3 and is connected to a threaded rod 6, the threaded rod 6 penetrates a moving column 7 and is connected to the second fixing plate 4, an electric cylinder 8 is mounted on the surface of the moving column 7, an output end of the electric cylinder 8 penetrates the moving column 7 and is connected to a connecting plate 9, and a plurality of push rods 10 are mounted on the bottom of the connecting plate 9. Through the use of the motor 5, the threaded rod 6, the moving column 7, the electric cylinder 8, the connecting plate 9 and the push rod 10, when the motor 5 is started, it will drive the threaded rod 6 to rotate, and the rotation of the threaded rod 6 will drive the moving column 7 to move. When the electric cylinder 8 is started, it will drive the connecting plate 9 to move, and the movement of the connecting rod will drive the push rod 10 to move, thereby cleaning the sieve holes. Through the above design, the filter holes can be cleaned quickly, which greatly improves practicality.

[0029] The screening mechanism includes a mounting plate 11, a first fixed block 12, a spring 13, a second fixed block 14, a mounting frame 15, a vibration motor 16 and a filter 17. The mounting plates 11 are installed between the mounting columns 2. The first fixed block 12 is installed on the surface of the mounting plate 11. The first fixed block 12 has a spring 13 on the surface. The second fixed block 14 is installed at one end of the spring 13 away from the first fixed block 12. The second fixed block 14 is connected to the mounting frame 15. The surface of the mounting frame 15 has a vibration motor 16. The surface of the mounting frame 15 has a filter 17. Through the use of the mounting plate 11, the first fixed block 12, the spring 13, the second fixed block 14, the mounting frame 15, the vibration motor 16 and the filter 17, when the vibration motor 16 is started, the mounting frame 15 will be driven to vibrate through the spring 13, thereby driving the filter 17 to vibrate, so as to quickly screen the concrete raw materials.

[0030] The surfaces of the mounting frame 15 and the filter screen 17 are provided with a plurality of threaded holes 18, and bolts 19 are installed in the threaded holes 18. By using the threaded holes 18 and the bolts 19, the filter screen 17 can be quickly replaced.

[0031] A guide rod 20 is installed between the first fixing plate 3 and the second fixing plate 4 , and the guide rod 20 passes through the movable column 7 .

[0032] The collecting mechanism includes a discharge port 21, a chute 22 and a movable plate 23. The discharge port 21 is installed at the bottom of the mounting frame 1. The surface of the discharge port 21 is provided with a chute 22, and the movable plate 23 is inserted into the chute 22. By using the discharge port 21, the chute 22 and the movable plate 23, when the movable plate 23 is taken out, the filtered raw materials will fall from the discharge port 21, and a collection box can be placed under the discharge port 21 for collection.

[0033] A guide frame 24 is installed on one side of the mounting frame 15. By using the guide frame 24, larger raw materials can be collected in one place.

[0034] The specific usage and function of this embodiment are as follows:

[0035] When the utility model is in use, the device is first installed at a suitable position, and then the device is connected to a power supply and a controller, and then the vibration motor 16 is started, and then the concrete raw material is transported to the filter screen 17. When the vibration motor 16 is started, the mounting frame 15 is driven to vibrate through the spring 13, thereby driving the filter screen 17 to vibrate, so as to quickly screen the concrete raw material. When the filter screen 17 is blocked, the motor 5 is started. When the motor 5 is started, the threaded rod 6 is driven to rotate, and the rotation of the threaded rod 6 drives the moving column 7 to move. When the electric cylinder 8 is started, the connecting plate 9 is driven to move, and the movement of the connecting rod drives the push rod 10 to move, so as to clean the sieve holes. Through the above design, the filter holes can be quickly cleaned, which greatly improves the practicality.

[0036] The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are selected and described to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and thereby design various embodiments with various modifications suitable for specific purposes.

Claims

1. A screening device for concrete raw materials, comprising a mounting frame (1), characterized in that: Four mounting columns (2) are mounted on the surface of the mounting frame (1), a screening mechanism is mounted on the surface of the mounting columns (2), a collecting mechanism is mounted on the bottom of the mounting frame (1), a first fixing plate (3) and a second fixing plate (4) are mounted between the mounting columns (2), a motor (5) is mounted on the surface of the first fixing plate (3), an output end of the motor (5) passes through the first fixing plate (3) and is connected to a threaded rod (6), the threaded rod (6) passes through a moving column (7) and is connected to the second fixing plate (4), an electric cylinder (8) is mounted on the surface of the moving column (7), an output end of the electric cylinder (8) passes through the moving column (7) and is connected to a connecting plate (9), and a plurality of push rods (10) are mounted on the bottom of the connecting plate (9).

2. A screening device for concrete raw materials as claimed in claim 1, characterized in that: The screening mechanism comprises a mounting plate (11), a first fixed block (12), a spring (13), a second fixed block (14), a mounting frame (15), a vibration motor (16) and a filter (17); the mounting plates (11) are mounted between the mounting columns (2); the first fixed block (12) is mounted on the surface of the mounting plate (11); the spring (13) is mounted on the surface of the first fixed block (12); the second fixed block (14) is mounted on one end of the spring (13) away from the first fixed block (12); the second fixed block (14) is connected to the mounting frame (15); the vibration motor (16) is mounted on the surface of the mounting frame (15); and the filter (17) is mounted on the surface of the mounting frame (15).

3. A screening device for concrete raw materials as claimed in claim 2, characterized in that: A plurality of threaded holes (18) are provided on the surfaces of the mounting frame (15) and the filter screen (17), and bolts (19) are installed in the threaded holes (18).

4. A screening device for concrete raw materials as claimed in claim 1, characterized in that: A guide rod (20) is installed between the first fixed plate (3) and the second fixed plate (4), and the guide rod (20) passes through the movable column (7).

5. A screening device for concrete raw materials as claimed in claim 1, characterized in that: The collecting mechanism comprises a discharge port (21), a slide groove (22) and a movable plate (23); the discharge port (21) is installed at the bottom of the installation frame (1); the slide groove (22) is installed on the surface of the discharge port (21); and the movable plate (23) is inserted into the slide groove (22).

6. A screening device for concrete raw materials as claimed in claim 2, characterized in that: A guide frame (24) is installed on one side of the mounting frame (15).

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