CN219006518U

CN219006518U - Concrete stirring device

Info

Publication number: CN219006518U
Application number: CN202223111254.XU
Authority: CN
Inventors: 刘强
Original assignee: Zaozhuang Tuoyu Building Materials Co ltd
Current assignee: Zaozhuang Tuoyu Building Materials Co ltd
Priority date: 2022-11-23
Filing date: 2022-11-23
Publication date: 2023-05-12
Anticipated expiration: 2032-11-23

Abstract

The utility model discloses a concrete stirring device which comprises a stirring tank, supporting legs, a shaft sleeve, a motor, a central shaft, a bearing A, a top bevel gear, a transmission bevel gear, a fixed shaft, a bottom bevel gear, a bearing B and a stirring device, wherein three supporting legs are vertically fixed at the bottom of the stirring tank, the shaft sleeve is integrally formed in the center of the stirring tank, the motor is installed on the central bolt below the stirring tank, the central shaft capable of synchronously rotating is installed at the top of the motor, the bearing A is installed at the bottom of the center of the stirring tank, the central shaft is positioned in the shaft sleeve and in interference fit with the bearing A, the top bevel gear is connected with a horizontal top bevel gear in a key manner, the top bevel gear is positioned above the shaft sleeve, and three transmission bevel gears in the vertical direction are installed on the circumferential outer wall of the shaft sleeve through the fixed shaft. The utility model changes the traditional unidirectional stirring, and adopts bidirectional stirring to greatly improve the stirring efficiency of concrete.

Description

Concrete stirring device

Technical Field

The utility model relates to the field of building equipment, in particular to a concrete stirring device.

Background

The concrete mixer is a machine for mixing cement, sand aggregate and water and stirring to prepare a concrete mixture. In the stirring process of the traditional vertical concrete mixer, a stirring shaft is in contact with concrete, if a sealing piece at the bottom of the stirring shaft is aged, a liquid seepage phenomenon is easy to occur, the repairing is needed in time, the concrete forming efficiency is low due to a unidirectional stirring mode adopted by stirring blades, and if a bidirectional stirring mode is adopted, the concrete stirring efficiency can be greatly improved.

Disclosure of Invention

The utility model aims to provide a concrete stirring device so as to solve the technical problems.

The utility model adopts the following technical scheme for realizing the purposes:

the utility model provides a concrete mixing device, includes stirred tank, supporting leg, axle sleeve, motor, center pin, bearing A, top helical gear, transmission helical gear, fixed axle, bottom helical gear, bearing B, agitating unit, the vertical three supporting leg that is fixed with in stirred tank bottom, central integrated into one piece has the axle sleeve in the stirred tank, the motor is installed to the center bolt below the stirred tank, synchronous pivoted center pin is installed at the motor top, bearing A is installed to the central bottom in stirred tank, the center pin is located the axle sleeve, and with bearing A interference fit, center pin top key is connected with horizontally top helical gear, top helical gear is located the axle sleeve top, three vertical direction's transmission helical gear is installed through the fixed axle to axle sleeve circumference outer wall, three transmission helical gear top and top helical gear meshing, and bottom and horizontally bottom helical gear meshing, the bottom helical gear rotates along the axle sleeve outer wall through bearing B, agitating unit is installed outward to top helical gear and bottom helical gear.

On the basis of the technical scheme, the stirring device comprises a supporting plate, a connecting rod, outer stirring blades and inner stirring blades, wherein three supporting plate circumferences are fixed on the outer side of a top bevel gear, a vertical connecting rod is fixed at the bottom of the outer side of the supporting plate, the outer stirring blades are fixed at the bottom of the connecting rod, and three inner stirring blades are fixed on the circumference of the bottom bevel gear.

On the basis of the technical scheme, the rotation directions of the outer stirring blade and the inner stirring blade are opposite.

Compared with the prior art, the utility model has the following advantages: the shaft sleeve and the stirring groove are integrally formed, the central shaft is protected from contacting with concrete to cause a downward water seepage phenomenon, the central shaft can drive the top bevel gear and the bottom bevel gear to rotate, and the rotation directions of the top bevel gear and the bottom bevel gear are opposite through the action of the transmission bevel gear, so that the outer stirring blade and the inner stirring blade are opposite in direction, the concrete is stirred, the traditional unidirectional stirring is changed, and the stirring efficiency of the concrete is greatly improved through bidirectional stirring.

Drawings

FIG. 1 is a schematic view of the external structure of the present utility model.

FIG. 2 is a cross-sectional view of a central shaft and sleeve of the present utility model.

FIG. 3 is a front view of the installation of the top bevel gear and the bottom bevel gear of the present utility model.

FIG. 4 is a schematic view showing the external appearance of the stirring device of the present utility model.

In the figure: 1. the stirring device comprises a stirring groove, 2, supporting legs, 3, a shaft sleeve, 4, a motor, 5, a central shaft, 6, bearings A,7, a top bevel gear, 8, a transmission bevel gear, 9, a fixed shaft, 10, a bottom bevel gear, 11, bearings B,12, a stirring device, 13, a supporting plate, 14, a connecting rod, 15, an outer stirring blade, 16 and an inner stirring blade.

Detailed Description

The utility model is described in further detail below with reference to the drawings and the specific examples.

As shown in fig. 1-4, a concrete stirring device comprises a stirring tank 1, supporting legs 2, a shaft sleeve 3, a motor 4, a central shaft 5, a bearing A6, a top bevel gear 7, a transmission bevel gear 8, a fixed shaft 9, a bottom bevel gear 10, a bearing B11 and a stirring device 12, wherein three supporting legs 2 are vertically fixed at the bottom of the stirring tank 1, the shaft sleeve 3 is integrally formed in the center of the stirring tank 1, the motor 4 is installed on the central bolt below the stirring tank 1, the central shaft 5 which synchronously rotates is installed at the top of the motor 4, the bearing A6 is installed at the bottom of the center of the stirring tank 1, the central shaft 5 is positioned in the shaft sleeve 3 and in interference fit with the bearing A6, the top bevel gear 7 is connected with the horizontal top bevel gear 7 in a key manner, the top bevel gear 7 is positioned above the shaft sleeve 3, the transmission bevel gear 8 in three vertical directions are installed on the circumferential outer wall of the shaft sleeve 3 through the fixed shaft 9, the top of the transmission bevel gear 8 is meshed with the top bevel gear 7, the bottom is meshed with the horizontal bottom bevel gear 10, the bottom 10 is rotated along the outer wall of the shaft sleeve 3 through the bearing B11, the bevel gear 7 is installed on the outer wall of the top bevel gear 7 and the stirring device is installed outside the top bevel gear 10.

The stirring device 12 comprises a supporting plate 13, a connecting rod 14, outer stirring blades 15 and inner stirring blades 16, wherein three supporting plates 13 are circumferentially fixed on the outer side of the top bevel gear 7, a vertical connecting rod 14 is fixed at the bottom of the outer side of the supporting plate 13, the outer stirring blades 15 are fixed at the bottom of the connecting rod 14, and three inner stirring blades 16 are circumferentially and externally fixed on the bottom bevel gear 10.

The outer stirring blade 15 and the inner stirring blade 16 rotate in opposite directions.

The working principle of the utility model is as follows: the concrete batching and water are put into the stirring tank, the motor is started, the central shaft rotates to drive the top bevel gear to rotate, the bottom bevel gear is driven by the driving bevel gear to reversely rotate with the top bevel gear, and the outer stirring blade and the inner stirring blade driven by the outer sides of the top bevel gear and the bottom bevel gear are synchronously reversely rotated, so that the concrete stirring efficiency is greatly improved.

The foregoing is a preferred embodiment of the present utility model, and it will be apparent to those skilled in the art from this disclosure that changes, modifications, substitutions and alterations can be made without departing from the principles and spirit of the utility model.

Claims

1. The utility model provides a concrete mixing device, includes stirred tank (1), supporting leg (2), axle sleeve (3), motor (4), center pin (5), bearing A (6), top helical gear (7), transmission helical gear (8), fixed axle (9), bottom helical gear (10), bearing B (11), agitating unit (12), its characterized in that: the stirring tank is characterized in that three supporting legs (2) are vertically fixed at the bottom of the stirring tank (1), a shaft sleeve (3) is integrally formed in the stirring tank (1), a motor (4) is installed below the stirring tank (1) through a central bolt, a synchronous rotating central shaft (5) is installed at the top of the motor (4), a bearing A (6) is installed at the bottom of the center of the stirring tank (1), the central shaft (5) is located in the shaft sleeve (3) and in interference fit with the bearing A (6), a horizontal top bevel gear (7) is connected with the top key of the central shaft (5), the top bevel gear (7) is located above the shaft sleeve (3), three vertical-direction transmission bevel gears (8) are installed on the circumferential outer wall of the shaft sleeve (3) through a fixed shaft (9), the tops of the transmission bevel gears (8) are meshed with the top bevel gear (7), the bottoms of the transmission bevel gears (10) are meshed with the horizontal bottom bevel gear (10) through a bearing B (11) and rotate along the outer wall of the shaft sleeve (3), and a stirring device (12) is installed outside the top bevel gear (7) and the bottom bevel gear (10).

2. A concrete mixing plant according to claim 1, characterized in that: stirring device (12) are including backup pad (13), connecting rod (14), outer stirring leaf (15), interior stirring leaf (16), and three backup pad (13) circumference is fixed in top helical gear (7) outside, backup pad (13) outside bottom is fixed with vertical connecting rod (14), connecting rod (14) bottom is fixed with outer stirring leaf (15), bottom helical gear (10) circumference external fixation has three interior stirring leaf (16).

3. A concrete mixing apparatus according to claim 2, wherein: the rotation directions of the outer stirring blade (15) and the inner stirring blade (16) are opposite.