Recycled concrete stirring tank

By designing the mixing structure of scraping components and mixing components in the recycled concrete mixing tank, the problem of easy adhesion and bonding of concrete during the mixing process is solved, the cleaning of the inner wall of the tank and the uniform stirring of concrete are achieved, and the service life of the tank is extended.

CN222610011UActive Publication Date: 2025-03-14TAIZHOU INST OF SCI &TECH NUST
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Patent Information

Application Number
CN202421204214.6
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-05-30
Publication Date
2025-03-14
Estimated Expiration
2034-05-30

AI Technical Summary

Technical Problem

Recycled concrete easily adheres to the inside of the mixing tank during the mixing process, resulting in strong viscosity characteristics, easy solidification and bonding to the tank, and loses its use function.

Method used

A recycled concrete mixing tank is designed, and a stirring structure composed of scraping components and stirring components is used to scrape and evenly stir the materials on the inner wall of the tank through the rotation of the tank body and the spiral structure of the stirring sheet.

Benefits of technology

It effectively avoids materials staying on the inner wall of the tank body, ensures the cleaning and service life of the tank body, and improves the mixing efficiency and quality of concrete.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a recycled concrete mixing tank, and relates to the technical field of mixing tanks, the recycled concrete mixing tank comprises four supporting columns and two fixing rings, the four supporting columns are annularly distributed, and the two fixing rings are fixedly connected to the tops and the lower ends of the four supporting columns; the top of the fixing ring is fixedly connected with a supporting frame, the bottom of the middle of the supporting frame is fixedly connected with a stirring structure, and the stirring structure is provided with a center rod. The recycled concrete stirring tank is provided with the stirring structure, the stirring structure is composed of a scraping assembly and a stirring assembly, and in the rotating process of the tank body, the scraping assembly is kept static; by means of supporting of the first fixing rod, the scraping plate is tightly attached to the inner wall of the tank body, when the tank body continuously rotates, the scraping plate moves on the inner wall of the tank body, then materials attached to the inner wall of the tank body are scraped away through the scraping plate, and the materials are prevented from being retained on the inner wall of the tank body.
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Description

Technical Field

[0001] The utility model relates to the technical field of mixing tanks, in particular to a recycled concrete mixing tank. Background Art

[0002] Recycled concrete is a building material that is made by recycling and reusing waste building materials or renewable resources such as concrete gravel. The waste concrete is dismantled, crushed and screened, and then mixed with cement, aggregate, fly ash and other raw materials in a certain proportion to re-formulate concrete.

[0003] For example, a concrete mixing tank with publication number CN217862066U relates to the field of concrete mixing technology, including a mixing tank, a liquid inlet mechanism is installed inside the mixing tank, a feeding pipe and a discharging pipe are installed on both sides of the mixing tank respectively, a cover plate is installed on the top of the mixing tank, a driving mechanism is installed on the cover plate, and a stirring frame, a first stirring shaft and a second stirring shaft are installed on the bottom of the driving mechanism. Compared with the prior art, the utility model drives the stirring frame, the first stirring shaft and the second stirring shaft to perform multi-axis and multi-directional mixing of cement, mortar and water in the stirring shafts by setting a driving mechanism, and the mixing effect is very good, and the quality of the obtained concrete is very high. At the same time, the liquid inlet mechanism is used to evenly introduce water in all directions to improve the uniformity of the water inlet, and the multi-axis and multi-directional stirring method can make the water quickly dispersed in the cement mortar, which can effectively improve the mixing efficiency.

[0004] A concrete mixing tank in the above-mentioned comparative document is generally optimized by optimizing its feed structure. In the actual production process, the concrete exhibits strong viscosity and is easy to adhere to the inside of the tank during the mixing process. If the residual concrete is not removed in time, it will gradually solidify and adhere to the tank, eventually causing the tank to lose its usability. Utility Model Content

[0005] The utility model aims to provide a recycled concrete mixing tank to solve the problem in the above-mentioned background technology that the concrete exhibits strong viscosity and is easy to adhere to the inside of the tank during the mixing process.

[0006] To achieve the above object, the utility model provides the following technical solution: a recycled concrete mixing tank, comprising a supporting column and a fixing ring, wherein four supporting columns are provided and the four supporting columns are distributed in a ring shape, and two fixing rings are provided and the two fixing rings are fixedly connected to the top and the lower end of the four supporting columns;

[0007] A support frame is fixedly connected to the top of the fixed ring, and a stirring structure is fixedly connected to the middle bottom of the support frame. The stirring structure is provided with a center rod, and two first fixed rods are fixedly connected to the outer side of the center rod, and a scraper is fixedly connected to one end of the two first fixed rods away from the center rod, and two second support rods are fixedly connected to the outer side of the center rod, and three equidistantly distributed stirring blades are fixedly connected between the two second support rods.

[0008] Preferably, a scraping assembly is formed between the scraper and the two first fixed rods, and the scraping assembly is provided with a plurality of scrapers symmetrically distributed outside the central rod, and the scraper is a spiral structure.

[0009] Preferably, a stirring assembly is formed between the second support rod and the three stirring blades, and the stirring assembly is provided with a plurality of stirring blades symmetrically distributed outside the central rod, and the stirring blades are of a spiral structure, and the spiral directions of the stirring blades and the scraper are opposite.

[0010] Preferably, a tank body is provided inside the support column, and two fixed guide rails are fixedly connected to the outside of the tank body, and the two fixed guide rails are distributed at the upper and lower ends of the outside of the tank body, and a discharge port is provided at the bottom of the tank body.

[0011] Preferably, a driving guide rail is fixedly connected to the middle of the outer side of the tank body, and the driving guide rail is located between the two fixed guide rails.

[0012] Preferably, two fixed wheels are rotatably connected to the outer side of the support column, and the two fixed wheels are respectively fitted with two fixed rings, a motor is fixedly connected between the two fixed rings, and a transmission belt is fixedly connected to the outer side of the motor output end.

[0013] Preferably, the inner side of the transmission belt is rotatably connected to the outer side of the driving guide rail, and the inner sides of the two fixed wheels are engaged with the inner sides of the two fixed guide rails.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The recycled concrete mixing tank is provided with a mixing structure, which is composed of a scraping assembly and a mixing assembly. During the rotation of the tank body, the scraping assembly remains stationary, so that the mixing assembly is in a rotating state relative to the tank body. With the support of the first fixed rod, the scraper is closely fitted with the inner wall of the tank body. When the tank body continues to rotate, the scraper moves on the inner wall of the tank body, and then the scraper is used to scrape the material attached to the inner wall of the tank body, so as to avoid the material being retained on the inner wall of the tank body.

[0016] Furthermore, during the rotation of the tank body, the stirring assembly remains stationary, so that the stirring assembly is in a rotating state relative to the tank body. At this time, materials and water are added into the tank body through the top of the tank body, and the materials in the tank body are stirred by the rotation of the second support rod and the stirring blade inside the tank body. Thanks to the spiral structure of the stirring blade, during the stirring process, the stirring blade not only fully mixes the materials in the tank body, but also makes them move up and down, thereby achieving a uniform stirring effect of the materials;

[0017] Furthermore, through the engagement of multiple fixed wheels and the coordinated action of the fixed guide rail, the tank body is installed between the support column and the fixed ring to construct the interior of the frame structure. During this process, the tank body, the support column and the fixed ring remain independent of each other, allowing the tank body to rotate within the frame formed between the support column and the fixed ring. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the tank structure of the utility model;

[0020] Figure 3 This is a schematic diagram of the cross-sectional structure of the tank body of the utility model;

[0021] Figure 4 This is a schematic diagram of the scraper structure of the utility model;

[0022] Figure 5 This is a schematic diagram of the structure of the stirring piece of the utility model;

[0023] Figure 6 It is a schematic diagram of the transmission belt structure of the utility model.

[0024] In the figure: 1. Support column; 2. Fixed ring; 3. Tank body; 4. Support frame; 5. Center rod; 6. First fixed rod; 7. Scraper; 8. Second support rod; 9. Agitator; 10. Discharge port; 11. Fixed guide rail; 12. Drive guide rail; 13. Fixed wheel; 14. Motor; 15. Transmission belt. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] In a further preferred embodiment of the present invention, Figure 3 - Figure 5 As shown, there are four supporting columns 1, and the four supporting columns 1 are distributed in a ring shape, there are two fixing rings 2, and the two fixing rings 2 are fixedly connected to the top and the lower end of the four supporting columns 1; a supporting frame 4 is fixedly connected to the top of the fixing ring 2, and a stirring structure is fixedly connected to the middle bottom of the supporting frame 4, the stirring structure is provided with a central rod 5, and two first fixing rods 6 are fixedly connected to the outer side of the central rod 5, and a scraper 7 is fixedly connected to the end of the two first fixing rods 6 away from the central rod 5, two second supporting rods 8 are fixedly connected to the outer side of the central rod 5, and three stirring blades 9 distributed equidistantly are fixedly connected between the two second supporting rods 8, a scraping assembly is formed between the scraper 7 and the two first fixing rods 6, and the scraping assembly is provided with a plurality of centrally symmetrically distributed outside the central rod 5, and the scraper 7 is a spiral structure, a stirring assembly is formed between the second supporting rod 8 and the three stirring blades 9, and the stirring assembly is provided with a plurality of centrally symmetrically distributed outside the central rod 5, and the stirring blades 9 are a spiral structure, and the spiral directions between the stirring blades 9 and the scraper 7 are opposite;

[0027] The stirring structure is composed of a scraping assembly and a stirring assembly. During the rotation of the tank body 3, the scraping assembly remains stationary, so that the stirring assembly is in a rotating state relative to the tank body 3. With the support of the first fixed rod 6, the scraper 7 is closely fitted with the inner wall of the tank body 3. When the tank body 3 continues to rotate, the scraper 7 moves on the inner wall of the tank body 3, and then the scraper 7 scrapes the material attached to the inner wall of the tank body 3 to prevent the material from being retained on the inner wall of the tank body 3.

[0028] During the rotation of the tank body 3, the stirring assembly remains stationary, so that the stirring assembly is in a rotating state relative to the tank body 3. At this time, the material and water are added into the tank body 3 through the top of the tank body 3, and the material in the tank body 3 is stirred by the rotation of the second support rod 8 and the stirring blade 9 inside the tank body 3. Thanks to the spiral structure of the stirring blade 9, during the stirring process, the stirring blade 9 not only fully mixes the material inside the tank body 3, but also makes it move up and down, thereby achieving a uniform stirring effect of the material.

[0029] In a further preferred embodiment of the present invention, Figure 1 - Figure 2 and Figure 6As shown, a tank body 3 is provided inside the support column 1, and two fixed guide rails 11 are fixedly connected to the outside of the tank body 3, and the two fixed guide rails 11 are distributed at the upper and lower ends of the outside of the tank body 3, a discharge port 10 is provided at the bottom of the tank body 3, a driving guide rail 12 is fixedly connected to the middle of the outside of the tank body 3, and the driving guide rail 12 is located between the two fixed guide rails 11, two fixed wheels 13 are rotatably connected to the outside of the support column 1, and the two fixed wheels 13 are respectively fitted with two fixed rings 2, a motor 14 is fixedly connected between the two fixed rings 2, and a transmission belt 15 is fixedly connected to the outside of the output end of the motor 14, the inner side of the transmission belt 15 is rotatably connected to the outer side of the driving guide rail 12, and the inner sides of the two fixed wheels 13 are engaged with the inside of the two fixed guide rails 11;

[0030] First, the motor 14 is energized, and then the output end of the motor 14 will drive the transmission belt 15 to rotate on its outside. At the same time, the transmission belt 15 will rotate inside the driving guide rail 12. The driving action of the transmission belt 15 on the driving guide rail 12 realizes the rotation function of the tank body 3. Through the engagement of multiple fixed wheels 13 and the coordinated action of the inside of the fixed guide rail 11, the tank body 3 is installed inside the frame structure constructed between the support column 1 and the fixed ring 2. During this process, the tank body 3 remains independent of the support column 1 and the fixed ring 2, so that the tank body 3 can rotate in the frame formed between the support column 1 and the fixed ring 2.

[0031] 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.

[0032] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A recycled concrete mixing tank, comprising a support column (1) and a fixing ring (2), wherein the support columns (1) are provided in four numbers and the four support columns (1) are distributed in a ring shape, and the fixing rings (2) are provided in two numbers and the two fixing rings (2) are fixedly connected to the tops and the lower ends of the four support columns (1); Features: The top of the fixing ring (2) is fixedly connected to a support frame (4), and the middle bottom of the support frame (4) is fixedly connected to a stirring structure, the stirring structure is provided with a central rod (5), and two first fixing rods (6) are fixedly connected to the outside of the central rod (5), and a scraper (7) is fixedly connected to one end of the two first fixing rods (6) away from the central rod (5), and two second supporting rods (8) are fixedly connected to the outside of the central rod (5), and three stirring blades (9) distributed at equal distances are fixedly connected between the two second supporting rods (8).

2. A recycled concrete mixing tank according to claim 1, characterized in that: The scraper (7) and the two first fixed rods (6) form a scraping assembly, and the scraping assembly is provided with a plurality of scrapers symmetrically distributed outside the central rod (5), and the scraper (7) is a spiral structure.

3. A recycled concrete mixing tank according to claim 2, characterized in that: The second support rod (8) and the three stirring blades (9) form a stirring assembly, and the stirring assembly is provided with a plurality of stirring blades symmetrically distributed outside the central rod (5), and the stirring blades (9) are of a spiral structure, and the spiral directions of the stirring blades (9) and the scraper (7) are opposite.

4. A recycled concrete mixing tank according to claim 3, characterized in that: A tank body (3) is provided inside the support column (1), and two fixed guide rails (11) are fixedly connected to the outside of the tank body (3), and the two fixed guide rails (11) are distributed at the upper and lower ends of the outside of the tank body (3), and a discharge port (10) is provided at the bottom of the tank body (3).

5. A recycled concrete mixing tank according to claim 4, characterized in that: A driving guide rail (12) is fixedly connected to the middle of the outer side of the tank body (3), and the driving guide rail (12) is located between the two fixed guide rails (11).

6. A recycled concrete mixing tank according to claim 5, characterized in that: The support column (1) is rotatably connected to two fixed wheels (13) on the outside, and the two fixed wheels (13) are respectively fitted with two fixed rings (2). A motor (14) is fixedly connected between the two fixed rings (2), and a transmission belt (15) is fixedly connected to the outside of the output end of the motor (14).

7. A recycled concrete mixing tank according to claim 6, characterized in that: The inner side of the transmission belt (15) is rotatably connected to the outer side of the driving guide rail (12), and the inner sides of the two fixed wheels (13) are engaged with the inside of the two fixed guide rails (11).

Citation Information

Patent Citations

  • Concrete mixing tank

    CN217862066U