Concrete raw material stirring and mixing device

Abstract

The utility model discloses a concrete raw material stirring and mixing device which comprises an installation bottom plate and a tank cover, a stirring tank is installed at the upper end of the installation bottom plate through a plurality of supporting plates, a valve is arranged on the stirring tank, and a driving mechanism used for driving the tank cover to move is arranged on the installation bottom plate. The driving mechanism comprises a mounting frame fixedly connected to the upper end of the mounting bottom plate, a threaded rod and a limiting rod are arranged on the mounting frame, a third motor is mounted at the upper end of the mounting frame, a moving assembly is arranged on the threaded rod, and the end, away from the threaded rod, of the moving assembly is fixedly connected with the side wall of the tank cover. And a second motor is mounted at the upper end of the tank cover through a mounting plate. According to the stirring device, the driving mechanism is arranged, the stirring tank, the tank cover and the stirring plate can be cleaned separately when the device is cleaned, the device is convenient to clean, meanwhile, the influence of residues of raw materials on the stirring space in the stirring device is reduced, and therefore the practicability of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of concrete production, in particular to a concrete raw material stirring and mixing device. Background Art

[0002] Solid concrete raw materials are a mixture of multiple materials, including cement, coarse aggregate (crushed stone or pebbles), fine aggregate (sand), admixtures, etc. The mixed raw materials only need to be mixed with water on site before they can be put into use.

[0003] At present, when mixing concrete raw materials, a stirring device with a built-in stirrer is usually used to stir the raw materials. Such stirrers are generally fixed on the equipment, so it is very troublesome to clean them due to the narrow internal space. At the same time, if they are not cleaned thoroughly, the concrete solidifies and the stirring space of the device is gradually reduced. Therefore, it is necessary to design a concrete raw material mixing device to solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings existing in the prior art and to propose a concrete raw material stirring and mixing device, which, by arranging a driving mechanism, can separate the stirring tank, the tank cover and the stirring plate from each other when cleaning the equipment, thereby facilitating the cleaning of the equipment and reducing the influence of the residual raw materials on the stirring space inside the stirring device, thereby improving the practicability of the device.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A concrete raw material stirring and mixing device comprises a mounting base and a tank cover, a stirring tank is mounted on the upper end of the mounting base through a plurality of support plates, the stirring tank is provided with a valve, a driving mechanism for driving the tank cover to move is provided on the mounting base, the driving mechanism comprises a mounting frame fixedly connected to the upper end of the mounting base, a threaded rod and a limiting rod are provided on the mounting frame, a third motor is mounted on the upper end of the mounting frame, a moving assembly is provided on the threaded rod, an end of the moving assembly away from the threaded rod is fixedly connected to a side wall of the tank cover, a second motor is mounted on the upper end of the tank cover through the mounting plate, a stirring shaft is fixedly connected to an output shaft of the second motor, a plurality of stirring plates are fixedly connected to the side wall of the stirring shaft, and a limiting mechanism for limiting the movement of the stirring shaft is provided in the stirring tank.

[0007] Preferably, the limiting mechanism comprises a plurality of connecting rods fixedly connected to the inner wall of the stirring tank, the side walls of the plurality of connecting rods are commonly fixedly connected to a limiting cylinder, and the lower end of the stirring shaft is fixedly connected to a limiting block that can cooperate with the limiting cylinder.

[0008] Preferably, a material guide frame is fixedly connected to the upper end of the mounting base plate, and an inclined surface is provided at the inner bottom of the material guide frame.

[0009] Preferably, a vertical tube is installed on the upper end of the mounting base plate, and a feed pipe and a discharge pipe connected to the interior of the vertical tube are provided on the vertical tube. A first motor is installed on the vertical tube, and a dragon rod is installed on the output shaft of the first motor.

[0010] Preferably, a mounting ring is fixedly connected to the side wall of the stirring shaft, and a plurality of mounting rods fixedly connected to the inner wall of the tank cover are fixedly connected to the side wall of the mounting ring.

[0011] Preferably, the first motor is a servo motor, and the third motor is a stepper motor.

[0012] The utility model has the following beneficial effects:

[0013] 1. The device is provided with a driving mechanism. When cleaning the device, the third motor can be started to make the stirring shaft and the stirring plate away from the stirring tank, so that the stirring tank, the tank cover and the stirring plate can be cleaned separately, which is convenient for cleaning the equipment and reduces the influence of the residual raw materials on the stirring space inside the stirring device, thereby improving the practicality of the device;

[0014] 2. This device is equipped with a limit mechanism. The limit block under the stirring shaft can be inserted into the limit cylinder, so that the stirring shaft is supported from below, making the stirring shaft rotate more stably;

[0015] 3. The device is provided with a vertical pipe, etc., and by starting the first motor, the material can be lifted upward under the conveyance of the dragon rod, and the material can be discharged from a high place, which can realize the lifting of concrete, thereby improving the practicability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a structural schematic diagram of a concrete raw material stirring and mixing device proposed by the utility model;

[0017] Figure 2 for Figure 1 Side view of

[0018] Figure 3 The utility model is a side view of a concrete raw material stirring and mixing device.

[0019] In the figure: 1 mounting base plate, 2 support plate, 3 material guide frame, 4 valve, 5 stirring tank, 6 vertical pipe, 7 dragon rod, 8 first motor, 9 tank cover, 10 second motor, 11 stirring shaft, 12 mounting ring, 13 third motor, 14 mounting frame, 15 stirring plate, 16 limit block, 17 threaded rod, 18 limit rod, 19 limit cylinder, 20 connecting rod, 21 moving component, 22 feeding pipe. DETAILED DESCRIPTION

[0020] Reference Figure 1-3A concrete raw material mixing device comprises a mounting base plate 1 and a tank cover 9, a mixing tank 5 is mounted on the upper end of the mounting base plate 1 through a plurality of support plates 2, a valve 4 is arranged on the mixing tank 5, a driving mechanism for driving the tank cover 9 to move is arranged on the mounting base plate 1, the driving mechanism comprises a mounting frame 14 fixedly connected to the upper end of the mounting base plate 1, a threaded rod 17 and a limit rod 18 are arranged on the mounting frame 14, a third motor 13 is mounted on the upper end of the mounting frame 14, a moving assembly 21 is arranged on the threaded rod 17, the moving assembly 21 has a Z-shaped longitudinal section, an end of the moving assembly 21 away from the threaded rod 17 is fixedly connected to the side wall of the tank cover 9, a second motor 10 is mounted on the upper end of the tank cover 9 through the mounting plate, an output shaft of the second motor 10 is fixedly connected to a stirring shaft 11, and a plurality of stirring plates 15 are fixedly connected to the side wall of the stirring shaft 11.

[0021] A limiting mechanism for limiting the movement of the stirring shaft 11 is provided in the stirring tank 5. The limiting mechanism includes a plurality of connecting rods 20 fixedly connected to the inner wall of the stirring tank 5. The side walls of the plurality of connecting rods 20 are commonly fixedly connected to a limiting cylinder 19. The lower end of the stirring shaft 11 is fixedly connected to a limiting block 16 that can cooperate with the limiting cylinder 19.

[0022] In the utility model, the upper end of the installation base plate 1 is fixedly connected with a material guide frame 3, and the device provides a collection device without the need for external collection equipment. The bottom of the material guide frame 3 is provided with an inclined surface to facilitate the collection of concrete.

[0023] In the utility model, a vertical pipe 6 is installed at the upper end of the mounting base plate 1, and a feed pipe 22 and a discharge pipe connected to the interior of the vertical pipe 6 are provided on the vertical pipe 6. A first motor 8 is installed on the vertical pipe 6, and a dragon rod 7 is installed on the output shaft of the first motor 8, which can lift concrete and move the concrete to a higher place, thereby improving the practicability of the device.

[0024] In the utility model, the side wall of the stirring shaft 11 is fixedly connected with a mounting ring 12, and the side wall of the mounting ring 12 is fixedly connected with a plurality of mounting rods fixedly connected to the inner wall of the tank cover 9, so that the rotation of the stirring shaft 11 can be more stable.

[0025] In the utility model, the third motor 13 is a stepper motor, the threaded rod 17 can be reversed, the tank cover 9 can be reset, the first motor 8 is a servo motor, and the concrete output speed can be adjusted by adjusting the speed of the output shaft of the first motor 8, thereby improving the practicality of the device.

[0026] In the initial state, the tank cover 9 is covered on the stirring tank 5 .

[0027] When in use, concrete raw materials are poured into the tank cover 9 from the gap, and the second motor 10 is started. The output shaft of the second motor 10 drives the stirring shaft 11 to rotate, and the stirring shaft 11 drives multiple stirring plates 15 to rotate, so as to mix the raw materials. After the stirring is completed, the valve 4 is opened to discharge the raw materials. When cleaning the equipment, the third motor 13 can be started, the threaded rod 17 rotates, and the moving component 21 moves upward under the limit of the limit rod 18 to drive the tank cover 9 to move upward. The stirring shaft 11 and the stirring plate 15 can be away from the stirring tank 5, so that the stirring tank 5, the tank cover 9 and the stirring plate 15 can be cleaned separately, thereby facilitating the cleaning of the equipment and improving the practicability of the device.

[0028] After the raw materials are mixed and the valve 4 is opened to discharge the materials, the materials enter the material guide frame 3. The first motor 8 can be started, and the output shaft of the first motor 8 drives the dragon rod 7 to rotate. The materials in the material guide frame 3 are lifted upward under the conveyance of the dragon rod 7. The materials can be discharged from a high place, and the concrete can be lifted, thereby improving the practicability of the device.

[0029] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and practical concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A concrete raw material stirring and mixing device, characterized in that: The invention comprises a mounting base (1) and a tank cover (9), wherein a stirring tank (5) is mounted on the upper end of the mounting base (1) via a plurality of support plates (2), the stirring tank (5) is provided with a valve (4), the mounting base (1) is provided with a driving mechanism for driving the tank cover (9) to move, the driving mechanism comprising a mounting frame (14) fixedly connected to the upper end of the mounting base (1), the mounting frame (14) being provided with a threaded rod (17) and a limiting rod (18), and a third motor is mounted on the upper end of the mounting frame (14). (13), a moving assembly (21) is provided on the threaded rod (17), one end of the moving assembly (21) away from the threaded rod (17) is fixedly connected to the side wall of the tank cover (9), a second motor (10) is installed on the upper end of the tank cover (9) through a mounting plate, the output shaft of the second motor (10) is fixedly connected to the stirring shaft (11), the side wall of the stirring shaft (11) is fixedly connected to a plurality of stirring plates (15), and a limiting mechanism for limiting the movement of the stirring shaft (11) is provided in the stirring tank (5).

2. A concrete raw material stirring and mixing device according to claim 1, characterized in that: The limiting mechanism comprises a plurality of connecting rods (20) fixedly connected to the inner wall of the stirring tank (5), the side walls of the plurality of connecting rods (20) being commonly fixedly connected to a limiting cylinder (19), and the lower end of the stirring shaft (11) being fixedly connected to a limiting block (16) capable of cooperating with the limiting cylinder (19).

3. A concrete raw material stirring and mixing device according to claim 2, characterized in that: The upper end of the installation base plate (1) is fixedly connected to a material guide frame (3), and the inner bottom of the material guide frame (3) is provided with an inclined surface.

4. A concrete raw material stirring and mixing device according to claim 3, characterized in that: A vertical pipe (6) is installed at the upper end of the installation base plate (1), and a feed pipe (22) and a discharge pipe which are in communication with the interior of the vertical pipe (6) are provided on the vertical pipe (6).

5. A concrete raw material stirring and mixing device according to claim 4, characterized in that: A first motor (8) is installed on the vertical pipe (6), and a dragon rod (7) is installed on the output shaft of the first motor (8).

6. A concrete raw material stirring and mixing device according to claim 4, characterized in that: The side wall of the stirring shaft (11) is fixedly connected to a mounting ring (12), and the side wall of the mounting ring (12) is fixedly connected to a plurality of mounting rods fixedly connected to the inner wall of the tank cover (9).

7. A concrete raw material stirring and mixing device according to claim 5, characterized in that: The first motor (8) is a servo motor, and the third motor (13) is a stepping motor.

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