Anti-segregation device for storage bin of cement stabilized macadam mixer

By adopting a combination design of spiral mixing belt and drive components in the storage silo of cement-stabilized gravel mixer, the separation and incomplete problems during the storage silo are solved, and the integrity of the mixture is achieved, and the efficiency and stability of the equipment are improved.

CN223044820UActive Publication Date: 2025-07-01GANSU WEIYUAN LUYE CO LTD
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Patent Information

Application Number
CN202421912611.9
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-08-08
Publication Date
2025-07-01
Estimated Expiration
2034-08-08

AI Technical Summary

Technical Problem

The existing cement-stabilized gravel mixer storage silos are prone to segregation and incomplete discharge when unloading, resulting in uneven mixing and inefficient equipment.

Method used

A cement-stabilized gravel mixer storage silo anti-separation device is designed, and a spiral stirring belt and drive assembly are used in combination. The spiral stirring belt is driven by the rotating shaft to fully stir the mixture, and the mixture is collected at the discharge port through the spiral stirring belt in the opposite direction to ensure the integrity of the discharge.

Benefits of technology

The mixing is uniformly stirred to prevent separation. At the same time, through effective discharge design, the problem of incomplete discharge is avoided, and the efficiency and stability of the equipment are improved.

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Abstract

The utility model discloses an anti-segregation device for a storage bin of a cement stabilized macadam mixer in the technical field of anti-segregation devices, which comprises a rack, a storage bin arranged at the top of the rack, a cover plate arranged at the top of the storage bin, a feed hopper arranged at the middle side of the top of the cover plate, and a discharge port arranged at the middle side of the bottom of the storage bin. A rotating shaft is arranged in an inner cavity of the storage bin, one end of the rotating shaft penetrates through the storage bin, a driving assembly is arranged between the rotating shaft and the rack, the two sides of the outer wall of the rotating shaft are each sleeved with a spiral stirring belt, universal wheels with the braking effect are arranged at the four corners of the bottom of the rack, and anti-skid assemblies are arranged on the two sides of the rack; the two spiral stirring belts with the opposite spiral directions can collect mixed materials on the two sides of the storage bin to the discharging opening in the middle side, so that the mixed materials are not prone to being reserved in the storage bin during discharging, and the situation of incomplete discharging is prevented.
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Description

Technical Field

[0001] The utility model relates to the technical field of anti-segregation devices, in particular to an anti-segregation device for the storage bin of a cement stabilized macadam mixer. Background Technique

[0002] A mixer is a machine that mixes cement, crushed stone aggregate and water to form a concrete mixture. In order to avoid segregation of the mixture in the storage bin of the mixer, an anti-segregation device is usually required. After retrieval, in the patent document with the publication number of CN220922871U, a dry-mixed mortar anti-segregation mixing tank is disclosed. This utility model prevents the segregation of the materials at the bottom of the mixing tank that cannot be stirred by the stirring device due to the rotation of the mixing tank body, realizes uniform mixing, and prevents segregation. However, when discharging materials through the discharge port, the above-mentioned utility model is prone to cause some mixture to remain in the mixing tank body, resulting in incomplete discharging. Therefore, it is necessary to propose an anti-segregation device for the storage bin of a cement stabilized macadam mixer. Content of the Utility Model

[0003] The purpose of the utility model is to provide an anti-segregation device for the storage bin of a cement stabilized macadam mixer to solve the problems raised in the above background technique.

[0004] To achieve the above purpose, the utility model provides the following technical solution: An anti-segregation device for the storage bin of a cement stabilized macadam mixer, including a frame, a storage bin is arranged on the top of the frame, a cover plate is arranged on the top of the storage bin, a feed hopper is arranged in the middle of the top of the cover plate, a discharge port is arranged in the middle of the bottom of the storage bin, a rotating shaft is arranged in the inner cavity of the storage bin, one end of the rotating shaft penetrates through the storage bin and a driving component is arranged between the rotating shaft and the frame, spiral stirring belts are sleeved on both sides of the outer wall of the rotating shaft, universal wheels with braking effects are arranged at the four corners of the bottom of the frame, and anti-slip components are arranged on both sides of the frame.

[0005] Preferably, the spiral directions of the two spiral stirring belts are opposite and are matched with the discharge port, and the spiral stirring belts are connected to the rotating shaft through connecting rods.

[0006] Preferably, the driving component includes a driven belt pulley, the driven belt pulley is arranged at one end of the rotating shaft, a driving motor is arranged inside the frame, a driving belt pulley is arranged on the output shaft of the driving motor, and a transmission belt is sleeved between the driving belt pulley and the driven belt pulley.

[0007] Preferably, the anti-slip component includes two cylinders, the two cylinders are symmetrically arranged on the frame, the output ends of the two cylinders penetrate through the frame and a support plate is jointly arranged, and an anti-slip pad is arranged at the bottom of the support plate.

[0008] Preferably, the cover plate and the storage bin are detachably connected by bolts.

[0009] Preferably, a control valve is provided at the discharge port.

[0010] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0011] 1. In the present utility model, a driving assembly is provided. Through the cooperation of the driven pulley, the driving motor, the driving pulley and the transmission belt, the rotating shaft can be driven to rotate, so that the spiral stirring belt can fully stir the mixture in the storage bin, making the mixture evenly mixed and preventing segregation. At the same time, the two spiral stirring belts with opposite spiral directions can collect the mixture on both sides of the storage bin to the middle discharge port, so that the mixture is not easy to remain in the storage bin during feeding, thereby preventing incomplete feeding.

[0012] 2. In the present utility model, an anti-slip assembly is provided. After the device is moved to a suitable position by the universal wheels, the universal wheels are braked, and then through the cooperation of the cylinder, the support plate and the anti-slip pad, the anti-slip effect can be achieved, thereby improving the stability of the device during use. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 is a schematic structural diagram of the present utility model;

[0014] Figure 2 is a schematic structural diagram of the interior of the storage bin of the present utility model;

[0015] Figure 3 is a schematic structural diagram of the driving assembly of the present utility model;

[0016] Figure 4 is a schematic structural diagram of the anti-slip assembly of the present utility model.

[0017] In the figure: 1, frame; 2, storage bin; 3, cover plate; 4, feed hopper; 5, discharge port; 6, rotating shaft; 7, driving assembly; 71, driven pulley; 72, driving motor; 73, driving pulley; 74, transmission belt; 8, spiral stirring belt; 9, anti-slip assembly; 91, cylinder; 92, support plate; 93, anti-slip pad; 10, connecting rod; 11, universal wheel. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0018] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0019] Embodiment 1:

[0020] Please refer to Figure 1 and Figure 4 A mixer is a machine that mixes cement, crushed stone aggregate, and water to prepare concrete mixture. In order to avoid segregation of the mixture in the storage bin of the mixer, an anti-segregation device is usually required. The present utility model provides a technical solution: an anti-segregation device for the storage bin of a cement stabilized macadam mixer, which includes a frame 1. Universal wheels 11 with braking effects are provided at the four corners of the bottom of the frame 1. Anti-slip components 9 are provided on both sides of the frame 1. The anti-slip components 9 include two cylinders 91. The two cylinders 91 are symmetrically arranged on the frame 1. The output ends of the two cylinders 91 penetrate through the frame 1 and are jointly provided with a support plate 92. An anti-slip pad 93 is provided at the bottom of the support plate 92. After moving the device to a suitable position through the universal wheels 11, the universal wheels 11 are braked, and then the cylinders 91 are started to drive the support plate 92 to move downward, thereby driving the anti-slip pad 93 to move downward and closely contact the ground, which can play an anti-slip role and improve the stability of the device during use.

[0021] In this embodiment, please refer to Figure 1 and Figure 2 A storage bin 2 is provided at the top of the frame 1. A cover plate 3 is provided at the top of the storage bin 2. A feed hopper 4 is provided in the middle of the top of the cover plate 3. A discharge port 5 is provided in the middle of the bottom of the storage bin 2. A control valve is provided on the discharge port 5. Cement, crushed stone aggregate, and water are added into the storage bin 2 through the feed hopper 4, and the mixed material prepared in the storage bin 2 is discharged through the discharge port 5.

[0022] In this embodiment, please refer to Figure 1 , Figure 2 and Figure 3, a rotating shaft 6 is arranged in the inner cavity of the storage bin 2. One end of the rotating shaft 6 penetrates through the storage bin 2, and a driving assembly 7 is arranged between the rotating shaft 6 and the frame 1. The driving assembly 7 includes a driven pulley 71, and the driven pulley 71 is arranged at one end of the rotating shaft 6. A driving motor 72 is arranged inside the frame 1, and a driving pulley 73 is arranged on the output shaft of the driving motor 72. A transmission belt 74 is sleeved between the driving pulley 73 and the driven pulley 71. Helical stirring belts 8 are sleeved on both sides of the outer wall of the rotating shaft 6. By starting the driving motor 72 to drive the driving pulley 73 to rotate, the driven pulley 71 is driven to rotate under the action of the transmission belt 74, and then the rotating shaft 6 is driven to rotate, so that the helical stirring belts 8 can fully stir the mixed material in the storage bin 2, making the mixed material evenly mixed and preventing segregation.

[0023] In this embodiment, please refer to Figure 2 , the spiral directions of the two helical stirring belts 8 are opposite and are matched with the discharge port 5. The helical stirring belts 8 are connected to the rotating shaft 6 through connecting rods 10. The two helical stirring belts 8 with opposite spiral directions can gather the mixed materials on both sides of the storage bin 2 towards the middle discharge port, so that the mixed material is not easy to remain in the storage bin 2 during feeding, and thus the situation of incomplete feeding is prevented.

[0024] Embodiment 2:

[0025] Please refer to Figure 1 , the difference between this embodiment and the first embodiment is that the cover plate 3 and the storage bin 2 are detachably connected by bolts. By opening the cover plate 3, it is convenient to clean and maintain the inside of the storage bin 2.

[0026] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A device for preventing segregation of a storage bin of a cement-stabilized gravel mixer, comprising a frame (1), characterized in that: A material storage bin (2) is arranged on the top of the frame (1), a cover plate (3) is arranged on the top of the material storage bin (2), a feed hopper (4) is arranged on the middle side of the top of the cover plate (3), a discharge port (5) is arranged on the middle side of the bottom of the material storage bin (2), a rotating shaft (6) is arranged in the inner cavity of the material storage bin (2), one end of the rotating shaft (6) passes through the material storage bin (2) and a driving component (7) is arranged between the frame (1), spiral stirring belts (8) are sleeved on both sides of the outer wall of the rotating shaft (6), universal wheels (11) with braking effect are arranged at the four corners of the bottom of the frame (1), and anti-slip components (9) are arranged on both sides of the frame (1).

2. The anti-segregation device for the storage bin of a cement-stabilized gravel mixer according to claim 1, characterized in that: The spiral directions of the two spiral stirring belts (8) are opposite and matched with the discharge port (5), and the spiral stirring belts (8) are connected to the rotating shaft (6) via a connecting rod (10).

3. The anti-segregation device for the storage bin of a cement-stabilized gravel mixer according to claim 1, characterized in that: The driving assembly (7) comprises a driven pulley (71), wherein the driven pulley (71) is arranged at one end of the rotating shaft (6), a driving motor (72) is arranged on the inner side of the frame (1), an output shaft of the driving motor (72) is provided with a driving pulley (73), and a transmission belt (74) is commonly sleeved between the driving pulley (73) and the driven pulley (71).

4. The anti-segregation device for the storage bin of a cement-stabilized gravel mixer according to claim 1, characterized in that: The anti-skid assembly (9) comprises two cylinders (91), the two cylinders (91) are symmetrically arranged on the frame (1), the output ends of the two cylinders (91) both pass through the frame (1) and are jointly provided with a support plate (92), and the bottom of the support plate (92) is provided with an anti-skid pad (93).

5. The anti-segregation device for the storage bin of a cement-stabilized gravel mixer according to claim 1, characterized in that: The cover plate (3) and the material storage bin (2) are detachably connected via bolts.

6. The anti-segregation device for the storage bin of a cement-stabilized gravel mixer according to claim 1, characterized in that: The discharge port (5) is provided with a control valve.

Citation Information

Patent Citations

  • Anti-segregation mixing tank for dry-mixed mortar

    CN220922871U