Concrete mixing device

Abstract

The utility model relates to the technical field of concrete mixing, and discloses a concrete mixing device which comprises a stirring barrel, a supporting plate is fixedly connected to the upper end of the stirring barrel, a stirring motor is mounted at the upper end of the supporting plate, and the output end of the stirring motor penetrates through the supporting plate and is connected with a rotating rod; according to the concrete stirring device, the stirring motor drives the rotating rod to rotate, so that the spiral stirring blades rotate in the stirring barrel, concrete materials are stirred, and when the rotating rod rotates, the connecting rod drives the fixing seat and the cleaning brush cylinder to do circumferential movement on the inner side of the stirring barrel; therefore, the transmission gear rotates on the inner side of the fixed seat under the action of the annular rack plate and drives the cleaning brush cylinder to rotate, so that in the stirring process, the cleaning brush cylinder can continuously brush the inner wall of the stirring barrel, concrete residues are prevented from being adhered to the inner wall, the inner wall of the stirring barrel is kept clean, and the labor intensity of subsequent cleaning of workers is reduced.

Description

Technical Field

[0001] The present application relates to the field of concrete mixing technology, and in particular to a concrete mixing device. Background Art

[0002] The term concrete usually refers to cement as a gelling material, sand and stone as aggregates; mixed with water (which may contain admixtures and additives) in a certain proportion and stirred to obtain cement concrete, also known as ordinary concrete, which is widely used in civil engineering;

[0003] After searching, a concrete mixing device disclosed in Chinese patent CN220681212U is provided, in which a hopper is rotatably installed on the upper surface of a support platform, a discharge pipe is installed on the side of the hopper, and the discharge pipe is connected to the bottom of the inner cavity of the hopper, and a sealing cover is provided at the end of the discharge pipe away from the hopper; the power shaft is rotatably arranged inside the hopper, and the axis of the power shaft is inclined, an auger blade is fixedly installed on the surface of the power shaft, and a plurality of stirring rods are also fixedly installed on the surface of the power shaft, and the plurality of stirring rods are evenly distributed along the torsion direction of the auger blade; the hopper is driven to rotate by a first drive assembly; and the power shaft is driven to rotate by a second drive assembly. The utility model simplifies the components inside the hopper, so that there is more space inside the hopper, thereby ensuring the mixing capacity of concrete, reducing dead angles inside the hopper, and reducing the difficulty of cleaning;

[0004] However, after the device is used up, the remaining materials may adhere to the inner wall of the hopper. When cleaning, the staff needs to manually scrape it off, which is very cumbersome and increases the labor intensity of the staff. For this reason, we urgently need to provide a concrete mixing device.

[0005] The above information disclosed in the background technology is only used to increase the understanding of the background technology of the present application, and therefore, it may include information that does not constitute the prior art known to ordinary technicians in the field. Utility Model Content

[0006] In order to solve the problem that the remaining materials may adhere to the inner wall of the hopper and the staff need to manually scrape them off during cleaning, which is very cumbersome and increases the labor intensity of the staff, the present application provides a concrete mixing device.

[0007] The concrete mixing device provided in this application adopts the following technical solution:

[0008] A concrete mixing device comprises a mixing barrel, the upper end of which is fixedly connected to a support plate, the upper end of which is provided with a mixing motor, the output end of which passes through the support plate and is connected to a rotating rod, two connecting rods are symmetrically installed on the upper end of the rotating rod, the other ends of the two connecting rods are fixedly installed with a fixing seat, the inner side of the fixing seat is rotatably connected with a transmission gear, the bottom of the transmission gear passes through the fixing seat and is connected with a cleaning brush cylinder, the outer side of the cleaning brush cylinder is in contact with the inner wall of the mixing barrel, the sides of the two transmission gears are meshedly connected with an annular rack plate, and the annular rack plate is fixedly installed on the upper end of the inner wall of the mixing barrel.

[0009] Preferably, a spiral stirring blade is fixedly installed at the middle of the outer surface of the rotating rod, and a fixing plate is fixedly installed at the bottom of the rotating rod.

[0010] Preferably, the bottoms of the two cleaning brush cylinders are rotatably connected to the upper ends of both sides of the fixing plate respectively.

[0011] Preferably, a discharge pipe is fixedly mounted on the bottom of the mixing barrel, and a feeding motor is mounted on the side of an outer end of the discharge pipe.

[0012] Preferably, the output end of the feeding motor passes through the discharge pipe and is connected to a transmission rod, and an auger blade is fixedly connected to the outer surface of the transmission rod.

[0013] Preferably, a discharge hopper is welded to the outer surface of one end of the discharge pipe close to the feeding motor.

[0014] In summary, this application includes the following beneficial technical effects:

[0015] 1. The stirring motor drives the rotating rod to rotate, so that the spiral stirring blade rotates inside the mixing barrel, thereby completing the mixing of the concrete material. While the rotating rod rotates, the connecting rod drives the fixed seat and the cleaning brush barrel to move in a circle on the inside of the mixing barrel, so that the transmission gear rotates on the inside of the fixed seat due to the action of the annular rack plate, and at the same time drives the cleaning brush barrel to rotate, so that during the mixing process, the cleaning brush barrel can continuously brush the inner wall of the mixing barrel to prevent concrete residues from adhering to the inner wall, keep the inner wall of the mixing barrel clean, and reduce the labor intensity of subsequent cleaning by the staff;

[0016] 2. By installing a feeding motor on the side of the discharge pipe, the feeding motor drives the transmission rod and the auger blade to rotate inside the discharge pipe, which can effectively push and transport the concrete material from the barrel to the discharge pipe, avoiding blockage or unsmoothness of the material during the discharge process, and enhancing the stability of the entire discharge process. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall appearance structure of the embodiment of the application;

[0018] Figure 2 This is a schematic diagram of the inner structure of the mixing barrel of the embodiment of the application;

[0019] Figure 3 is a schematic diagram of a top view of a mixing barrel according to an embodiment of the application;

[0020] Figure 4 It is a schematic diagram of the overall side cross-sectional structure of an embodiment of the application.

[0021] Explanation of the reference numerals: 1. mixing barrel; 2. support plate; 3. mixing motor; 4. rotating rod; 5. spiral mixing blade; 6. connecting rod; 7. fixing seat; 8. transmission gear; 9. annular rack plate; 10. cleaning brush cylinder; 11. fixing plate; 12. discharge pipe; 13. feeding motor; 14. transmission rod; 15. auger blade; 16. discharge hopper. DETAILED DESCRIPTION

[0022] The following is combined with Figure 1-4 This application is described in further detail.

[0023] The present application embodiment discloses a concrete mixing device, referring to Figure 1-Figure 4 , including a mixing barrel 1, the upper end of the mixing barrel 1 is fixedly connected to a support plate 2, the upper end of the support plate 2 is installed with a mixing motor 3, the output end of the mixing motor 3 penetrates the support plate 2 and is connected to a rotating rod 4, the upper end of the rotating rod 4 is symmetrically installed with two connecting rods 6, the other ends of the two connecting rods 6 are fixedly installed with a fixing seat 7, the inner side of the fixing seat 7 is rotatably connected with a transmission gear 8, the bottom of the transmission gear 8 penetrates the fixing seat 7 and is connected with a cleaning brush cylinder 10, the outer side of the cleaning brush cylinder 10 is in contact with the inner wall of the mixing barrel 1, and when the rotating rod 4 is driven to rotate by the mixing motor 3, the connecting rod 6 drives the fixing seat 7 and the cleaning brush cylinder 10 to rotate. The cleaning brush cylinder 10 performs a circular motion on the inner side of the mixing barrel 1, so that the two cleaning brush cylinders 10 continuously scrub the inner wall of the mixing barrel 1, and the sides of the two transmission gears 8 are meshedly connected with an annular rack plate 9, and the annular rack plate 9 is fixedly installed on the upper end of the inner wall of the mixing barrel 1. The transmission gear 8 rotates on the inner side of the fixed seat 7 due to the action of the annular rack plate 9, and at the same time drives the cleaning brush cylinder 10 to rotate, so that during the mixing process, the cleaning brush cylinder 10 can continuously scrub the inner wall of the mixing barrel 1 to prevent concrete residues from adhering to the inner wall, keep the inner wall of the mixing barrel 1 clean, and reduce the labor intensity of subsequent cleaning by the staff.

[0024] Reference Figure 2A spiral stirring blade 5 is fixedly installed in the middle of the outer surface of the rotating rod 4. The rotating rod 4 is driven to rotate by the stirring motor 3, so that the spiral stirring blade 5 rotates inside the mixing barrel 1, thereby completing the mixing of the concrete material, so that the concrete and other materials are fully mixed to ensure the mixing effect. A fixing plate 11 is fixedly installed at the bottom of the rotating rod 4, and the bottoms of the two cleaning brush cylinders 10 are rotatably connected to the upper ends of both sides of the fixing plate 11 respectively, and the stability of the two cleaning brush cylinders 10 when rotating inside the mixing barrel 1 is ensured by the fixing plate 11.

[0025] Reference Figure 4 A discharge pipe 12 is fixedly installed at the bottom of the mixing barrel 1, and a feeding motor 13 is installed on the side of the outer end of the discharge pipe 12. The output end of the feeding motor 13 passes through the discharge pipe 12 and is connected to a transmission rod 14. The outer surface of the transmission rod 14 is fixedly connected to an auger blade 15. By installing the feeding motor 13 on the side of the discharge pipe 12, the feeding motor 13 drives the transmission rod 14 and the auger blade 15 to rotate inside the discharge pipe 12, which can effectively push and transport the concrete material from the barrel to the discharge pipe 12, avoiding blockage or unsmoothness of the material during the discharge process, and enhancing the stability of the entire discharge process. A discharge hopper 16 is welded to the outer surface of one end of the discharge pipe 12 close to the feeding motor 13, and the concrete mixture transported inside the discharge pipe 12 is discharged through the discharge hopper 16.

[0026] The implementation principle of a concrete mixing device in an embodiment of the present application is as follows: when in use, firstly, concrete and other mixed materials are put into the mixing barrel 1 in a preset proportion, and then the mixing motor 3 is started to drive the rotating rod 4 to drive the spiral mixing blade 5 to mix and stir the materials, and during the mixing process, the connecting rod 6 drives the fixing seat 7 and the two cleaning brush barrels 10 to move in a circle inside the mixing barrel 1, and the two cleaning brush barrels 10 are rotated during the movement by the cooperation of the transmission gear 8 and the annular rack plate 9 on the inner side of the mixing barrel 1, so as to continuously scrub the inner wall of the mixing barrel 1 to ensure the cleanliness of the mixing barrel 1, and after the mixing and mixing is completed, the transmission rod 14 is driven by the feeding motor 13 to drive the auger blade 15 to rotate inside the discharge pipe 12, and the material is spirally pushed to complete the discharge.

[0027] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, which may refer to mechanical connection or electrical connection, or internal communication between two components, or direct connection. "upper", "lower", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may change;

[0028] Secondly: In the drawings of the embodiments disclosed in the present utility model, only the structures related to the embodiments disclosed in the present utility model are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;

[0029] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

[0030] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A concrete mixing device, comprising a mixing barrel (1), characterized in that: The upper end of the mixing barrel (1) is fixedly connected to a support plate (2), and a mixing motor (3) is installed on the upper end of the support plate (2). The output end of the mixing motor (3) passes through the support plate (2) and is connected to a rotating rod (4). Two connecting rods (6) are symmetrically installed on the upper end of the rotating rod (4). The other ends of the two connecting rods (6) are fixedly installed with a fixing seat (7). The inner side of the fixing seat (7) is rotatably connected with a transmission gear (8). The bottom of the transmission gear (8) passes through the fixing seat (7) and is connected to a cleaning brush cylinder (10). The outer side of the cleaning brush cylinder (10) is in contact with the inner wall of the mixing barrel (1). The sides of the two transmission gears (8) are meshed and connected with an annular rack plate (9). The annular rack plate (9) is fixedly installed on the upper end of the inner wall of the mixing barrel (1).

2. A concrete mixing device according to claim 1, characterized in that: A spiral stirring blade (5) is fixedly mounted on the middle of the outer surface of the rotating rod (4), and a fixing plate (11) is fixedly mounted on the bottom of the rotating rod (4).

3. A concrete mixing device according to claim 1, characterized in that: The bottoms of the two cleaning brush cylinders (10) are rotatably connected to the upper ends of both sides of the fixing plate (11).

4. A concrete mixing device according to claim 1, characterized in that: A discharge pipe (12) is fixedly mounted on the bottom of the mixing barrel (1), and a feeding motor (13) is mounted on the side of an outer end of the discharge pipe (12).

5. A concrete mixing device according to claim 4, characterized in that: The output end of the feeding motor (13) passes through the discharge pipe (12) and is connected to a transmission rod (14), and an auger blade (15) is fixedly connected to the outer surface of the transmission rod (14).

6. A concrete mixing device according to claim 5, characterized in that: A discharge hopper (16) is welded to the outer surface of one end of the discharge pipe (12) close to the feeding motor (13).

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