CN211917258U

CN211917258U - Cement mixer for municipal construction

Info

Publication number: CN211917258U
Application number: CN201922172175.1U
Authority: CN
Inventors: 胡峻; 苏宁; 黄瑞; 张永健
Original assignee: Jiangsu Jinmao Construction Group Co ltd; Jiangsu Jinmao Technology Development Co Ltd
Current assignee: Jiangsu Jinmao Construction Group Co ltd; Jiangsu Jinmao Technology Development Co Ltd
Priority date: 2019-12-06
Filing date: 2019-12-06
Publication date: 2020-11-13
Anticipated expiration: 2029-12-06

Abstract

The invention provides a cement mixer for municipal construction, which comprises a mixing kettle body, wherein the upper end of the mixing kettle body is provided with a top cover, a counter mixing component is arranged in an inner cavity of the mixing kettle body, the counter mixing component comprises an upper mixing shaft and a lower mixing shaft which are arranged up and down, a rotating shell is arranged between the upper mixing shaft and the lower mixing shaft, the rotating shell is of a hollow cylindrical structure, the lower end of the upper mixing shaft penetrates through the upper end of the rotating shell and is connected with an upper conical gear, the upper end of the lower mixing shaft penetrates through the lower end of the rotating shell and is connected with a lower conical gear, at least two side conical gears are uniformly distributed between the upper conical gear and the lower conical gear along the circumferential direction, and the middle part of the outer side. The advantages are that: go up the (mixing) shaft with the rotation direction of (mixing) shaft down opposite, when both rotational speeds are the same, side (mixing) shaft rotation, and when there is the difference in both rotational speeds, side (mixing) shaft still can rotate around the axis of the stirred tank body in the rotation, has improved stirring efficiency.

Description

Cement mixer for municipal construction

Technical Field

The invention relates to the technical field of cement stirring, in particular to a cement stirring machine for municipal construction.

Background

In municipal construction, cement mixer is essential equipment, however, the stirring efficiency of present mixer is general, leads to cement to mix the stirring inadequately easily, influences the result of use of cement.

Disclosure of Invention

In order to solve the problems, the invention discloses a cement mixer for municipal construction, which effectively submits mixing efficiency and ensures the use effect of cement.

In order to achieve the above purpose, the invention provides the following technical scheme:

the utility model provides a cement mixer for municipal construction which characterized in that: the stirring device comprises a stirring kettle body, wherein the stirring kettle body is of a cylindrical structure with an opening at the upper end, a top cover matched with the stirring kettle body is arranged at the upper end of the stirring kettle body in a matching manner, a counter stirring assembly is arranged in an inner cavity and comprises an upper stirring shaft and a lower stirring shaft which are arranged up and down, the rotating directions of the upper stirring shaft and the lower stirring shaft are opposite, the central axis of the upper stirring shaft, the central axis of the lower stirring shaft and the central axis of the stirring kettle body are collinear, the upper end of the upper stirring shaft is matched and connected with an upper motor arranged in the middle of the top surface of the top cover, upper stirring paddles are uniformly distributed on the upper stirring shaft along the axial direction, the lower end of the lower stirring shaft is matched and connected with a lower motor arranged in the middle of the bottom surface of the stirring kettle body, lower stirring paddles are uniformly distributed on the lower stirring shaft, its axis collineation with the axis of the stirred tank body, the lower extreme of going up the (mixing) shaft passes the upper end middle part of rotating the casing to be connected with last conical gear, the lower extreme middle part of rotating the casing is passed to the upper end of (mixing) shaft down, and be connected with lower conical gear, go up conical gear and lower conical gear and set up for longitudinal symmetry, and go up two at least side conical gear of circumference direction equipartition between conical gear and the lower conical gear, side conical gear meshes with last conical gear and lower conical gear mutually, and its outside middle part is equipped with the side (mixing) shaft along the axis direction, the lateral wall of rotating the casing is passed to the outer end of side (mixing) shaft, has the side stirring rake along the axis direction equipartition on the outer section of side (.

Further, the upper end and the lower end of the side wall of the stirring kettle body are respectively provided with a feeding hole and a discharging hole.

Furthermore, the lower end of the stirring kettle body is provided with an annular base.

Furthermore, the outer end of the side stirring shaft is provided with a limiting bulge, and the limiting bulge is of a hemispherical structure and is abutted against the inner wall of the stirring kettle body.

Compared with the prior art, the invention has the beneficial effects that: the anisotropic stirring assembly is adopted, the rotation directions of the upper stirring shaft and the lower stirring shaft are opposite, when the rotation speeds of the upper stirring shaft and the lower stirring shaft are the same, the side stirring shaft rotates, and when the rotation speeds of the upper stirring shaft and the lower stirring shaft are different, the side stirring shaft can rotate around the central axis of the stirring kettle body when rotating, so that the material disorder degree in the stirring kettle body is greatly improved, and the stirring efficiency is improved.

Drawings

FIG. 1 is a schematic view showing the construction of a cement mixer for municipal construction according to the present invention.

List of reference numerals:

1-a stirring kettle body, 2-a top cover, 3-an upper stirring shaft, 4-a lower stirring shaft, 5-an upper motor, 6-an upper stirring paddle, 7-a lower motor, 8-a lower stirring paddle, 9-a rotating shell, 10-an upper bevel gear, 11-a lower bevel gear, 12-a side bevel gear, 13-a side stirring shaft, 14-a side stirring paddle, 15-a feeding hole, 16-a discharging hole, 17-an annular base and 18-a limiting bulge.

Detailed Description

The present invention will be further illustrated with reference to the accompanying drawings and specific embodiments, which are to be understood as merely illustrative of the invention and not as limiting the scope of the invention. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

As shown in the figure, the cement mixer for municipal construction comprises a mixing kettle body 1, wherein the mixing kettle body 1 is of a cylindrical structure with an opening at the upper end, a top cover 2 matched with the mixing kettle body is arranged at the upper end in a matching way, a counter-rotating stirring assembly is arranged in an inner cavity, the counter-rotating stirring assembly comprises an upper mixing shaft 3 and a lower mixing shaft 4 which are arranged up and down, the rotating directions of the upper mixing shaft 3 and the lower mixing shaft 4 are opposite, the central axis of the upper mixing shaft 3, the central axis of the lower mixing shaft 4 and the central axis of the mixing kettle body 1 are collinear, the upper end of the upper mixing shaft 3 is matched and connected with an upper motor 5 arranged in the middle of the top surface of the top cover 2, upper mixing paddles 6 are uniformly distributed on the upper mixing shaft 3 along the axial direction, the lower end of the lower mixing shaft 4 is matched and connected with a lower motor 7 arranged in the middle of the bottom surface of the mixing kettle body, the rotating shell 9 is of a hollow cylindrical structure, wherein an axis is collinear with a central axis of the stirring kettle body 1, the lower end of the upper stirring shaft 3 penetrates through the middle of the upper end of the rotating shell 9 and is connected with an upper bevel gear 10, the upper end of the lower stirring shaft 4 penetrates through the middle of the lower end of the rotating shell 9 and is connected with a lower bevel gear 11, the upper bevel gear 10 and the lower bevel gear 10 are arranged in an up-and-down symmetrical mode, at least two side bevel gears 12 are uniformly distributed between the upper bevel gear 10 and the lower bevel gear 11 along the circumferential direction, the side bevel gears 12 are meshed with the upper bevel gear 10 and the lower bevel gear 11, a side stirring shaft 13 is arranged in the middle of the outer side of the side stirring shaft 13 along the axis direction, the outer end of the side stirring shaft 13 penetrates through the side wall of the rotating shell 9, and side stirring paddles.

In this embodiment, the upper and lower ends of the side wall of the stirring tank body 1 are respectively provided with a feeding port 15 and a discharging port 16.

In this embodiment, the lower end of the stirring tank body 1 is provided with an annular base 17.

In this embodiment, the outer end of the side stirring shaft 13 is provided with a limiting protrusion 18, and the limiting protrusion 18 has a hemispherical structure and abuts against the inner wall of the stirring tank body 1.

The invention adopts the counter-rotating stirring assembly, wherein the rotating directions of the upper stirring shaft 3 and the lower stirring shaft 4 are opposite, so that the upper and lower materials in the stirring kettle body 1 are stirred in opposite directions, when the rotating speeds of the upper stirring shaft 3 and the lower stirring shaft 4 are the same, the side stirring shaft 13 rotates, and when the rotating speeds of the upper stirring shaft 3 and the lower stirring shaft 4 are different, the side stirring shaft 13 rotates around the central axis of the stirring kettle body 1 while rotating, so that the material disorder degree in the stirring kettle body 1 is greatly improved, and the stirring efficiency is improved.

The technical means disclosed in the invention scheme are not limited to the technical means disclosed in the above embodiments, but also include the technical scheme formed by any combination of the above technical features. It should be noted that those skilled in the art can make various improvements and modifications without departing from the principle of the present invention, and such improvements and modifications are also considered to be within the scope of the present invention.

Claims

1. The utility model provides a cement mixer for municipal construction which characterized in that: comprises a stirring kettle body (1), the stirring kettle body (1) is of a cylindrical structure with an open upper end, a top cover (2) matched with the stirring kettle body is installed on the upper end of the stirring kettle body in a matching way, a heterodromous stirring component is arranged in an inner cavity, the heterodromous stirring component comprises an upper stirring shaft (3) and a lower stirring shaft (4) which are arranged from top to bottom, the rotating directions of the upper stirring shaft (3) and the lower stirring shaft (4) are opposite, the central axis of the upper stirring shaft (3), the central axis of the lower stirring shaft (4) and the central axis of the stirring kettle body (1) are collinear, the upper end of the upper stirring shaft (3) is connected with an upper motor (5) arranged in the middle of the top surface of the top cover (2) in a matching way, upper stirring paddles (6) are uniformly distributed on the upper stirring shaft (3) along the axial direction, the lower end of the lower stirring shaft, lower stirring shafts (4) are uniformly provided with lower stirring paddles (8) along the axial direction, a rotating shell (9) is arranged between the upper stirring shaft (3) and the lower stirring shaft (4), the rotating shell (9) is of a hollow cylindrical structure, the central axis of the rotating shell is collinear with the central axis of the stirring kettle body (1), the lower end of the upper stirring shaft (3) penetrates through the middle part of the upper end of the rotating shell (9) and is connected with an upper bevel gear (10), the upper end of the lower stirring shaft (4) penetrates through the middle part of the lower end of the rotating shell (9) and is connected with a lower bevel gear (11), the upper bevel gear (10) and the lower bevel gear (11) are symmetrically arranged from top to bottom, at least two side bevel gears (12) are uniformly distributed between the upper bevel gear (10) and the lower bevel gear (11) along the circumferential direction, and the side bevel gears (12) are meshed with the upper bevel gear (10) and the lower bevel gear (11), the middle part of the outer side of the stirring shaft is provided with a side stirring shaft (13) along the axis direction, the outer end of the side stirring shaft (13) penetrates through the side wall of the rotating shell (9), and the outer section of the side stirring shaft (13) is uniformly provided with side stirring paddles (14) along the axis direction.

2. The cement mixer for municipal construction according to claim 1, wherein: the upper end and the lower end of the side wall of the stirring kettle body (1) are respectively provided with a feeding hole (15) and a discharging hole (16).

3. The cement mixer for municipal construction according to claim 1, wherein: the lower end of the stirring kettle body (1) is provided with an annular base (17).

4. The cement mixer for municipal construction according to claim 1, wherein: the outer end of the side stirring shaft (13) is provided with a limiting bulge (18), and the limiting bulge (18) is of a hemispherical structure and is abutted against the inner wall of the stirring kettle body (1).