CN112824081A

CN112824081A - Stirring device of concrete mixer

Info

Publication number: CN112824081A
Application number: CN201911144294.4A
Authority: CN
Inventors: 王劲松
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-20
Filing date: 2019-11-20
Publication date: 2021-05-21

Abstract

The invention discloses a stirring device of a concrete mixer, and relates to the technical field of construction equipment. The invention discloses a concrete mixer which comprises a concrete mixer body and a mixing device, wherein the mixing device comprises a motor, a mixing shaft and mixing blades, an upper cover is arranged at the upper end of the concrete mixer body, a motor chamber is fixedly arranged on the upper cover, the motor is arranged in the motor chamber, the output end of the motor is fixedly connected with a rotating shaft through a coupler, the rotating shaft is connected with the mixing shaft in a shaft sleeve, the mixing blades are arranged at the bottom end of the mixing shaft, the mixing blades are spiral mixing blades, part of the mixing blades are twisted and bent upwards, and part of the mixing blades are twisted and bent downwards. The stirring device of the concrete stirrer, provided by the invention, has the advantages of simple structure, convenience in maintenance, uniform concrete stirring, short stirring time, good stirring effect, convenience in material discharge, less residual materials and cost saving.

Description

Stirring device of concrete mixer

Technical Field

The invention belongs to the technical field of building equipment, and particularly relates to a stirring device of a concrete mixer.

Background

With the rapid development of science and technology, the living standard of people is continuously improved, the urbanization range is wider and wider, and buildings are higher and larger, however, all the buildings are the result of labor of people, the building naturally needs concrete, and the manufacturing of the concrete cannot leave the mixer. A concrete mixer is a machine for mixing and stirring cement, gravel, aggregate and water into a concrete mixture.

The existing concrete mixer used in the construction industry mainly comprises a mixing tank, a main motor, a transmission gear assembly, a gearbox, a clutch, a hopper, a water supply pump and the like, and the concrete mixer has the disadvantages of complex structure, long mixing time, uneven mixing of sand and stone materials and cement in the mixing tank, unsatisfactory mixing effect along with the extension of the mixing time and incapability of fully and uniformly mixing; and concrete in the mixing chamber can not be completely discharged from the discharge hole, and the concrete must be manually treated, so that the time and the labor are consumed.

In order to solve the problems and overcome the problems in the prior art, the invention provides the stirring device of the concrete mixer, which has the advantages of simple structure, convenient maintenance, uniform concrete stirring, short stirring time, good stirring effect, convenient material discharge, less residual materials and cost saving.

Disclosure of Invention

The invention solves the problems of long concrete stirring time, uneven stirring and poor stirring effect in the prior art, and also solves the problems that materials are easy to remain at the bottom of the stirring chamber and are difficult to discharge out of the stirrer, which increases difficulty for later cleaning work, consumes time and labor, reduces material waste and saves cost.

In order to solve the technical problems, the invention provides a stirring device of a concrete mixer, which comprises a concrete mixer body and a stirring device, wherein a stirring chamber is arranged in the concrete mixer body, the stirring device comprises a motor, a stirring shaft and a stirring sheet, the upper end of the concrete mixer body is provided with an upper cover, the upper cover is fixedly provided with a motor chamber, the motor chamber is internally provided with the motor, the output end of the motor is fixedly connected with a rotating shaft through a coupler, the other end of the rotating shaft is sleeved on a shaft sleeve, the shaft sleeve is fixedly arranged on the upper cover and penetrates into the stirring chamber, the other end of the shaft sleeve is sleeved with the stirring shaft, the rotating shaft and the stirring shaft are connected in the shaft sleeve, the bottom end of the stirring shaft is provided with the stirring sheet, the bottom surface of the concrete mixer body is fixedly connected with a supporting leg, and the bottom, the stirring pieces are spiral stirring pieces, wherein part of the stirring pieces are twisted and bent upwards, and part of the stirring pieces are twisted and bent downwards.

Furthermore, the stirring pieces are distributed in a staggered manner, one piece is upward, and the other piece is downward.

Furthermore, the twisting angles of the stirring blades are different, and the twisting angle is preferably between 10 and 30 degrees.

Furthermore, one side of the stirring sheet is in a sawtooth shape.

Furthermore, the stirring shaft is arranged as an electric telescopic rod.

Furthermore, the bottom surface of the concrete mixer body is of an outward-inward inclined structure, a discharge hole is formed in the middle of the concrete mixer body, and a discharge valve is arranged at the discharge hole.

Furthermore, one side of the upper cover is provided with a feed inlet, and the number of the supporting legs is 4.

Compared with the prior art, the invention has the following beneficial effects: the stirring shaft is an electric telescopic rod, and can extend and shorten along with the starting of the motor, so that the stirring blades connected with the stirring shaft can ascend and descend in the vertical direction of the stirring shaft, and concrete at each position in the stirring chamber can be stirred conveniently, so that the stirring is more uniform, the stirring effect is better, and the concrete is in a fully-mixed state when being used at any time; the stirring pieces adopt spiral stirring pieces, the stirring pieces are twisted and bent, the contact probability of materials and the stirring pieces can be effectively improved, the circulation speed of the materials is increased, the materials are uniformly stirred, the twisting angles of the stirring pieces are reasonable between 10 and 30 degrees, the twisting angles are inconsistent, and the stirring pieces can be distributed more densely in an effective space when the stirring pieces rotate at a high speed, so that the materials are stirred more uniformly, the stirring time is short, and the stirring effect is better; the bottom surface sets up to outside-in slope structure, enables the more convenient discharge from the teeter chamber of material, arranges the material totally, reduces staff's work load, has practiced thrift the cost, this simple structure, convenient maintenance.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view of a mixing apparatus of a concrete mixer according to the present invention;

FIG. 2 is a schematic view of the structure of the stirring plate provided by the present invention.

Detailed Description

As used in the specification and in the claims, certain terms are used to refer to particular components. As one skilled in the art will appreciate, manufacturers may refer to a component by different names. This specification and claims do not intend to distinguish between components that differ in name but not function. The description which follows is a preferred embodiment of the present application, but is made for the purpose of illustrating the general principles of the application and not for the purpose of limiting the scope of the application. The protection scope of the present application shall be subject to the definitions of the appended claims.

The present application will be described in further detail below with reference to the accompanying drawings, but the present application is not limited thereto.

The specific embodiment is as follows:

as shown in fig. 1, the stirring device of a concrete mixer, provided by the invention, comprises a concrete mixer body 1 and a stirring device, wherein a stirring chamber 2 is arranged inside the concrete mixer body 1, the stirring device comprises a motor 4, a stirring shaft 9 and a stirring sheet 10, an upper cover 16 is arranged at the upper end of the concrete mixer body 1, a motor chamber 3 is fixedly installed on the upper cover 16, the motor 4 is arranged inside the motor chamber 3, an output end 5 of the motor 4 is fixedly connected with a rotating shaft 7 through a coupling 6, the other end of the rotating shaft 7 is sleeved on a shaft sleeve 8, the shaft sleeve 8 is fixedly installed on the upper cover 16 and penetrates into the stirring chamber 2, the stirring shaft 9 is sleeved at the other end of the shaft sleeve 8, the rotating shaft 7 is connected with the stirring shaft 9 inside the shaft sleeve 8, and the stirring shaft 9 is provided as an electric telescopic rod. The bottom end of the stirring shaft 9 is provided with stirring blades 10. The electric telescopic rod can freely extend or shorten along with the starting of the motor 4, so that the stirring sheet 10 connected with the electric telescopic rod ascends and descends in the vertical direction of the electric telescopic rod, and the stirring of concrete at each position in the stirring chamber 2 is facilitated, so that the stirring is more uniform, the stirring effect is better, and the concrete is fully mixed when being used at any time. This structure is through starter motor 4, and motor 4's output 5 passes through shaft coupling 6 drive pivot 7 and rotates to drive (mixing) shaft 9 and rotate, cause stirring piece 10 rotatory stirring concrete in the teeter chamber.

As shown in fig. 2, the stirring blades 10 are spiral stirring blades, wherein a part of the stirring blades 10 is bent upwards in a twisting manner, a part of the stirring blades 10 is bent downwards in a twisting manner, the stirring blades 10 are distributed in a staggered manner, one stirring blade is upwards, the other stirring blade is downwards, the twisting angles of the stirring blades 10 are different, the twisting angle is preferably between 10 and 30 degrees, and one side of the stirring blade 10 is in a zigzag shape. The stirring piece 10 adopts a spiral stirring piece, the stirring piece is twisted and bent, the contact probability of materials and the stirring piece can be effectively improved, the circulation speed of the materials is increased, the materials are uniformly stirred, the twisting angle of the stirring piece is reasonable between 10 and 30 degrees, the twisting angles are inconsistent, and the stirring pieces are distributed more densely in an effective space when the stirring piece rotates at a high speed, so that the materials are stirred more uniformly, the stirring time is short, and the stirring effect is better; the bottom surface sets up to outside-in slope structure, enables the more convenient discharge from the teeter chamber of material, arranges the material totally, reduces staff's work load, has practiced thrift the cost, this simple structure, convenient maintenance.

As shown in FIG. 2, the bottom surface 12 of the concrete mixer body 1 is fixedly connected with support legs 14, the number of the support legs 14 is 4, and one side of the upper cover 16 is provided with a feed inlet 15. The bottom surface 12 of the concrete mixer body 1 is of an outward-inward inclined structure, a discharge port 11 is arranged in the middle, and a discharge valve 13 is arranged at the discharge port 11. The structure that inclines from outside to inside of bottom surface 12 enables discharging from the teeter chamber that the material is more convenient, arranges the material totally, reduces staff's work load, has practiced thrift the cost.

The foregoing description shows and describes several preferred embodiments of the present application, but as aforementioned, it is to be understood that the application is not limited to the forms disclosed herein, but is not to be construed as excluding other embodiments and is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the application as described herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the application, which is to be protected by the claims appended hereto.

Claims

1. A stirring device of a concrete mixer comprises a concrete mixer body (1) and a stirring device, wherein a stirring chamber (2) is arranged inside the concrete mixer body (1), and is characterized in that the stirring device comprises a motor (4), a stirring shaft (9) and a stirring sheet (10), an upper cover (16) is arranged at the upper end of the concrete mixer body (2), a motor chamber (3) is fixedly arranged on the upper cover (16), the motor (4) is arranged in the motor chamber (3), an output end (5) of the motor (4) is fixedly connected with a rotating shaft (7) through a shaft coupling (6), the other end of the rotating shaft (7) is sleeved on a shaft sleeve (8), the shaft sleeve (8) is fixedly arranged on the upper cover (16) and penetrates into the stirring chamber (2), the stirring shaft (9) is sleeved at the other end of the shaft sleeve (8), the concrete mixer is characterized in that the rotating shaft (7) and the mixing shaft (9) are connected in the shaft sleeve (8), a mixing piece (10) is arranged at the bottom end of the mixing shaft (9), supporting legs (14) are fixedly connected to the bottom surface of the concrete mixer body (1), a discharge hole (13) is formed in the bottom surface (12) of the concrete mixer body (1), the mixing piece (10) is arranged to be a spiral mixing piece, part of the mixing piece (10) is bent in an upward twisting mode, and part of the mixing piece (10) is bent in a downward twisting mode.

2. A mixer arrangement according to claim 1, wherein the mixing blades (10) are staggered one above the other and one below the other.

3. A mixer arrangement according to claim 2, wherein the blades (10) are provided with different twist angles, preferably between 10 and 30 degrees.

4. A mixer arrangement according to claim 3, wherein one side of the blade (10) is serrated.

5. A mixer arrangement according to claim 1, characterised in that the mixer shaft (9) is provided as an electrically telescopic rod.

6. A mixer arrangement according to claim 1, characterised in that the bottom surface (12) of the concrete mixer body (1) is arranged in an outwardly-inwardly inclined configuration and in that a discharge opening (11) is provided in the middle, said discharge opening (11) being provided with a discharge valve (13).

7. A mixer arrangement according to claim 1, characterised in that the top cover (16) is provided with an inlet opening (15) at one side.

8. A mixer arrangement according to claim 1, wherein the number of support legs (14) is 4.