Concrete stirring device

Abstract

The utility model relates to the technical field of concrete mixing, in particular to a concrete mixing device which comprises a mixing tank body, a driving assembly is arranged at the lower end of the mixing tank body and comprises a driving motor and a mixing shaft, the output end of the driving motor is fixedly connected with the mixing shaft, and the upper end of the mixing shaft penetrates through the bottom end of the mixing tank body and extends into the mixing tank body. A protective cover is arranged on the outer side of the stirring shaft, a stirring mechanism is arranged at the upper end of the stirring shaft, a sealing cover is arranged at the upper end of the stirring tank body, an inlet cover plate is rotationally arranged on the sealing cover, a dust collection assembly and a water supplementing pipe are arranged above the sealing cover, a discharging opening is formed in the bottom end of the stirring tank body, and a discharging assembly is arranged below the discharging opening. Concrete is fully stirred through the stirring mechanism, and a stirring blind area of the concrete in the stirring tank body is avoided as much as possible; the sealing cover is matched with the dust collection assembly, so that dust generated by concrete stirring can be greatly reduced, and the dust is prevented from polluting the environment and harming the health of operators.

Description

Technical Field

[0001] The utility model relates to the technical field of concrete mixing, in particular to a high-performance road concrete mixing device. Background Art

[0002] Concrete refers to cement as the binder, sand and stone as aggregates, mixed with water in a certain proportion and mixed. It is also called ordinary concrete. It is widely used in civil engineering. Concrete has the characteristics of abundant raw materials, low price and production technology.

[0003] The existing concrete mixing device has the following problems: after the concrete is mixed, residues are easily accumulated inside the mixing barrel, which affects the next use after solidification; during the mixing production of concrete, the mixing generates a lot of dust, and long-term inhalation may lead to pneumoconiosis and other diseases that affect the health of workers. In addition, since water needs to be added according to the mixing situation during the mixing process, in addition to dust, a lot of mud will splash during the mixing process, which is quite troublesome to clean later and is not very convenient to use. Utility Model Content

[0004] The utility model provides a high-performance road concrete mixing device to solve the problems of the prior art.

[0005] The purpose of the utility model can be achieved through the following technical solutions: a high-performance road concrete mixing device, including a mixing tank body, a driving assembly is arranged at the lower end of the mixing tank body, the driving assembly includes a driving motor and a mixing shaft, the output end of the driving motor is fixedly connected to the mixing shaft, the upper end of the mixing shaft passes through the bottom end of the mixing tank body and extends to the inside of the mixing tank body, a protective cover is arranged on the outside of the mixing shaft located inside the mixing tank body, the protective cover is fixedly arranged at the bottom of the inner wall of the mixing tank body, a mixing mechanism is fixedly arranged on the top end of the mixing shaft and the mixing mechanism is arranged on the outside of the protective cover, and the mixing mechanism includes A bottom scraper assembly, a side wall scraper assembly and an axis wall scraper assembly, wherein the bottom scraper assembly includes a first connecting arm and a bottom scraper, the bottom scraper faces the bottom of the mixing tank body, the side wall scraper assembly includes a second connecting arm and a side wall scraper, the side wall scraper and the side wall of the mixing tank body are abutted against each other, the axis wall scraper assembly includes a third connecting arm and an axis wall scraper, the axis wall scraper and the axis wall of the protective cover are abutted against each other, a sealing cover is arranged at the upper end of the mixing tank body, an inlet cover plate is rotatably arranged on the sealing cover, a dust suction assembly and a water supply pipe are arranged above the sealing cover, a discharge port is arranged at the bottom end of the mixing tank body, and a discharge assembly is arranged below the discharge port.

[0006] As a further improvement, the discharging assembly includes a discharging base, a rotating shaft and a discharging cover plate, the discharging base is fixedly connected to the outer wall of the mixing tank body, the bottom end of the rotating shaft is rotatably arranged on the discharging base, and the other end is fixedly connected to the discharging cover plate.

[0007] As a further improvement, a support and limit plate is provided at the bottom of the mixing tank body, one end of the support and limit plate is fixedly connected to the mixing tank body, and the other end is threadedly connected to a limit bolt, and the upper end of the limit bolt passes through the support and limit plate and abuts against the discharge cover plate.

[0008] As a further improvement, two groups of water supply pipes are provided.

[0009] As a further improvement, a mounting groove is provided at one end of the second connecting arm close to the side wall scraper, and the side wall scraper is slidably disposed in the mounting groove.

[0010] As a further improvement, the dust collection assembly includes a dust collection pipe, one end of which passes through the sealing cover, and the other end of the pipe is connected to a dust collection box, and the bottom end of the dust collection box is connected to a dust collection fan.

[0011] Compared with the prior art, the utility model has the following beneficial effects:

[0012] 1. The utility model stirs concrete through a stirring mechanism. During the stirring process, the stirring shaft is protected by a protective cover to prevent concrete from adhering to the stirring shaft. The bottom scraper assembly stirs the concrete in the barrel. The side wall scrapers in the side wall scraper assembly abut against the side walls of the stirring tank body. During the stirring process, the side walls of the stirring tank body are cleaned to prevent concrete from adhering to the side walls of the stirring tank body. The shaft wall scrapers on the shaft wall scraper assembly clean the side walls of the protective cover to prevent concrete from adhering to the side walls of the protective cover. The stirring mechanism fully stirs the concrete and avoids the occurrence of a stirring blind area in the stirring tank body as much as possible, so that the concrete is mixed evenly, and the concrete's bending and splitting resistance is improved. At the same time, it is prevented that the residual concrete after the stirring is completed adheres to the inner wall of the stirring tank body, resulting in the need to manually clean the solidified concrete.

[0013] 2. The sealing cover and the dust collection component can greatly reduce the dust generated by concrete mixing, making the mixing more stable and uniform, and to a certain extent ensuring the health of workers during construction. The overall structure is simple, easy to use, and has good practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a structural schematic diagram of the utility model;

[0015] Figure 2 This is a schematic diagram of the structure of the stirring mechanism of the utility model;

[0016] Figure 3 This is a top view of the interior of the stirring tank of the utility model;

[0017] Figure 4 For this utility model Figure 3 A magnified view of the part A in the middle;

[0018] Figure 5 It is a structural schematic diagram of a part of the bottom end of the stirring tank body of the utility model.

[0019] In the figure, 1, stirring tank body; 11, discharge port; 2, driving assembly; 21, driving motor; 22, stirring shaft; 221, protective cover; 3, stirring mechanism; 31, bottom scraper assembly; 311, first connecting arm; 312, bottom scraper; 32, side wall scraper assembly; 321, second connecting arm; 3211, mounting slide; 322, side wall scraper; 33, shaft wall scraper assembly; 331, three connecting arms; 332, shaft wall scraper; 4, sealing cover; 41, inlet cover; 5, dust assembly; 51, dust suction pipe; 52, dust suction box; 53, dust suction fan 6, water supply pipe; 7, discharge assembly; 71, discharge base; 72, rotating shaft; 73, discharge cover; 8, support limit plate; 81, limit bolt; DETAILED DESCRIPTION

[0020] In the description of the present invention, it should be noted that the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside", etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the present invention.

[0021] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0022] Below is a combination of the embodiments and the attached Figures 1 to 5 , the technical solution of the utility model is further elaborated.

[0023] Example 1

[0024] A high-performance road concrete mixing device, comprising a mixing tank body 1, a driving assembly 2 is arranged at the lower end of the mixing tank body 1, the driving assembly 2 comprises a driving motor 21 and a mixing shaft 22, the output end of the driving motor 21 is fixedly connected to the mixing shaft 22, the upper end of the mixing shaft 22 passes through the bottom end of the mixing tank body 1 and extends to the inside of the mixing tank body 1, a protective cover 221 is arranged on the outside of the mixing shaft 22 located inside the mixing tank body 1, the protective cover 221 is fixedly arranged at the bottom of the inner wall of the mixing tank body 1, a mixing mechanism 3 is fixedly arranged at the top of the mixing shaft 22 and the mixing mechanism 3 is arranged on the outside of the protective cover 221, the mixing mechanism 3 comprises a bottom scraper assembly 31, a side wall scraper assembly 32 and a shaft wall scraper Component 33, the bottom scraper component 31 includes a first connecting arm 311 and a bottom scraper 312, the bottom scraper 312 faces the bottom of the mixing tank body 1, the side wall scraper component 32 includes a second connecting arm 321 and a side wall scraper 322, the side wall scraper 322 and the side wall of the mixing tank body 1 are against each other, the shaft wall scraper component 33 includes a third connecting arm 331 and a shaft wall scraper 332, the shaft wall scraper 332 and the shaft wall of the protective cover 221 are against each other, a sealing cover 4 is provided at the upper end of the mixing tank body 1, an inlet cover plate 41 is rotatably provided on the sealing cover 4, a dust collection component 5 and a water supply pipe 6 are provided above the sealing cover 4, a discharge port 11 is provided at the bottom end of the mixing tank body 1, and a discharge component 7 is provided below the discharge port 11.

[0025] like Figures 1 to 5 As shown, in the actual use of the utility model, firstly, concrete is poured into the mixing tank body 1, and then the driving motor 21 is started, and the driving motor 21 drives the mixing shaft 22 to rotate inside the mixing tank body 1, and the concrete is mixed by the mixing mechanism 3 fixedly arranged on the mixing shaft 22. During the mixing process, the mixing shaft 22 is protected by the protective cover 221 to prevent the concrete from adhering to the mixing shaft 22, and the bottom scraper assembly 31 mixes the concrete in the barrel, and the side wall scraper 322 in the side wall scraper assembly 32 abuts against the side wall of the mixing tank body 1. During the mixing process, the side wall of the mixing tank body 1 is cleaned to prevent concrete from adhering to the side wall of the mixing tank body 1, and the shaft wall scraper 332 on the shaft wall scraper assembly 33 cleans the mixing shaft 22 to prevent concrete from adhering to the side wall of the mixing shaft 22, so that the mixing mechanism 3 can fully mix the concrete and avoid the mixing blind area of ​​the concrete in the mixing tank body 1 as much as possible, so that the concrete is mixed evenly, and the concrete's bending and splitting resistance is improved. At the same time, it is prevented that the residual concrete after the mixing is completed adheres to the inner wall of the mixing tank body 1, resulting in the need to manually clean the solidified concrete.

[0026] The sealing cover 4 cooperates with the dust collecting assembly 5 to greatly reduce the dust generated by concrete mixing, making the mixing more stable and uniform, and to a certain extent ensuring the health of the workers during construction. The overall structure is simple, easy to use, and has good practicality.

[0027] As a further preferred embodiment, the discharging assembly 7 includes a discharging base 71, a rotating shaft 72 and a discharging cover plate 73. The discharging base 71 is fixedly connected to the outer wall of the stirring tank body 1, and the bottom end of the rotating shaft 72 is also rotatably arranged on the discharging base 71, and the other end is fixedly connected to the discharging cover plate 73. Figure 5 As shown, when unloading is required, it is only necessary to rotate the discharge cover plate 73 to unload the materials, and the structure is simple and the operation is convenient.

[0028] As a further preferred embodiment, a support and limit plate 8 is provided at the bottom of the stirring tank body 1, one end of the support and limit plate 8 is fixedly connected to the stirring tank body 1, and the other end is threadedly connected to a limit bolt 81, and the upper end of the limit bolt 81 passes through the support and limit plate 8 and abuts against the discharge cover plate 73. The discharge cover plate 73 is supported and limited by the support and limit plate 8 to improve the reliability of the equipment.

[0029] As a further preferred embodiment, two groups of water supply pipes 6 are provided.

[0030] As a further preferred embodiment, a mounting groove 3211 is provided at one end of the second connecting arm 321 close to the wall scraper 322, and the side wall scraper 322 is slidably disposed in the mounting groove 3211, which has a simple structure and is convenient for later maintenance and replacement.

[0031] As a further preferred embodiment, the dust suction component 5 includes a dust suction pipe 51, one end of the dust suction pipe 51 passes through the sealing cover 4, and the other end of the pipe is connected to a dust suction box 52, and the bottom end of the dust suction box 52 is connected to a dust suction fan 53. The dust generated by concrete mixing is absorbed into the dust suction box 52 through the dust suction pipe 51 to prevent dust from polluting the external environment, thereby ensuring the health of workers during construction to a certain extent. The overall structure is simple, easy to use, and has good practicality.

[0032] The preferred specific embodiments of the utility model are described in detail above. It should be understood that ordinary technicians in this field can make many modifications and changes based on the concept of the utility model without creative work. Therefore, all technical solutions that can be obtained by technicians in this technical field based on the concept of the utility model through logical analysis, reasoning or limited experiments on the basis of the existing technology should be within the scope of protection determined by the claims.

Claims

1. A concrete mixing device, characterized in that: include: A stirring tank body (1), wherein a driving assembly (2) is arranged at the lower end of the stirring tank body (1), wherein the driving assembly (2) comprises a driving motor (21) and a stirring shaft (22), wherein the output end of the driving motor (21) is fixedly connected to the stirring shaft (22), wherein the upper end of the stirring shaft (22) passes through the bottom end of the stirring tank body (1) and extends into the interior of the stirring tank body (1), wherein a protective cover (221) is arranged on the outside of the stirring shaft (22) located inside the stirring tank body (1), wherein the protective cover (221) is fixedly arranged at the bottom of the inner wall of the stirring tank body (1), wherein a stirring mechanism (3) is fixedly arranged at the top end of the stirring shaft (22) and wherein the stirring mechanism (3) is arranged on the outside of the protective cover (221), wherein the stirring mechanism (3) comprises a bottom scraper assembly (31), a side wall scraper assembly (32) and a shaft wall scraper assembly (33), wherein the bottom scraper assembly (31) is provided on the outside of the stirring shaft (22), wherein the side wall scraper assembly (32) is provided on the outside of the side wall scraper assembly (33), wherein the bottom scraper assembly (31) is provided on the outside of the stirring shaft (22), wherein the side wall scraper assembly (32) is provided on the outside of the side wall scraper assembly (33), wherein the bottom scraper assembly (31) is provided on the outside of the stirring shaft (22), wherein the side wall scraper assembly (32) is provided on the inside of the stirring tank body (1), wherein the side wall scraper assembly (33) is provided on the outside of the side wall scraper assembly (3 ... The plate assembly (31) comprises a first connecting arm (311) and a bottom scraper (312), wherein the bottom scraper (312) faces the bottom of the stirring tank body (1); the side wall scraper assembly (32) comprises a second connecting arm (321) and a side wall scraper (322), wherein the side wall scraper (322) abuts against the side wall of the stirring tank body (1); the shaft wall scraper assembly (33) comprises a third connecting arm (331) and a shaft wall scraper (332), wherein the shaft wall scraper (332) abuts against the shaft wall of the protective cover (221); a sealing cover (4) is arranged at the upper end of the stirring tank body (1), an inlet cover plate (41) is rotatably arranged on the sealing cover (4), a dust collection assembly (5) and a water supply pipe (6) are arranged above the sealing cover (4), a discharge port (11) is arranged at the bottom end of the stirring tank body (1), and a discharge assembly (7) is arranged below the discharge port (11).

2. A concrete mixing device according to claim 1, characterized in that: The discharging assembly (7) comprises a discharging base (71), a rotating shaft (72) and a discharging cover plate (73); the discharging base (71) is fixedly connected to the outer wall of the stirring tank body (1); the bottom end of the rotating shaft (72) is also rotatably arranged on the discharging base (71), and the other end is fixedly connected to the discharging cover plate (73).

3. A concrete mixing device according to claim 2, characterized in that: A support and limit plate (8) is provided at the bottom of the stirring tank body (1); one end of the support and limit plate (8) is fixedly connected to the stirring tank body (1), and the other end is threadedly connected to a limit bolt (81); the upper end of the limit bolt (81) passes through the support and limit plate (8) and abuts against the discharge cover plate (73).

4. A concrete mixing device according to claim 1, characterized in that: The water supply pipes (6) are provided in two groups.

5. A concrete mixing device according to claim 1, characterized in that: An installation slide groove (3211) is provided at one end of the second connecting arm (321) close to the side wall scraper (322), and the side wall scraper (322) is slidably arranged in the installation slide groove (3211).

6. A concrete mixing device according to claim 1, characterized in that: The dust collection assembly (5) comprises a dust collection pipe (51), one end of which passes through the sealing cover (4), and the other end of which is connected to a dust collection box (52), and the bottom end of which is connected to a dust collection fan (53).

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