CN223085090U - Concrete stirring device - Google Patents

Abstract

The utility model relates to the technical field of building equipment, in particular to a concrete stirring device, which comprises a bracket, wherein a mixing drum for stirring concrete is arranged on the bracket, the inner drum is positioned in the mixing drum, the inner drum can rotate in the mixing drum, a plurality of stirring blades for stirring concrete are circumferentially arranged on the outer wall of the inner drum, spiral blades which are opposite to the inner drum in rotation direction are arranged in the inner drum, and a cleaning component is arranged outside the inner drum and comprises symmetrically arranged scraping plates which can scrape the inner wall of the mixing drum.

Description

Concrete stirring device

Technical Field

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

Background

The concrete is the general term of engineering composite materials which are formed by cementing aggregates into a whole by cementing materials, the term of concrete generally refers to cement which is used as cementing materials, sand and stone which are used as aggregates, and cement concrete which is obtained by mixing the cement concrete and water (which can contain additives and admixtures) according to a certain proportion and stirring, also called ordinary concrete, is widely applied to civil engineering, and mainly comprises three aspects of fluidity, cohesiveness and water retention. In current agitating unit, stirring vane rotates along a direction throughout when concrete stirring, has the dead angle that stirring can not reach, causes the coagulation effect relatively poor, and a large amount of concrete raw materials of stirring in-process adhere to at the agitator inner wall and can't be stirred simultaneously, pile up for a long time and not only make the inside clearance that is difficult to of agitator, cause the waste of concrete raw materials moreover. In view of this, we propose a concrete mixing device.

Disclosure of utility model

In order to remedy the above-mentioned shortcomings, the present utility model provides a concrete mixing device.

The technical scheme of the utility model is as follows:

The concrete stirring device comprises a support, an inner barrel, a cleaning assembly and scraping plates, wherein the support is provided with a mixing barrel for stirring concrete, the inner barrel is located inside the mixing barrel and can rotate inside the mixing barrel, a plurality of stirring blades for stirring concrete are circumferentially arranged on the outer wall of the inner barrel, the inner barrel is internally provided with spiral blades opposite to the stirring blades in rotation direction, and the cleaning assembly is arranged outside the inner barrel and comprises scraping plates which are symmetrically arranged and can scrape the inner wall of the mixing barrel.

Preferably, a rotating shaft is arranged at the bottom of the mixing barrel, the mixing barrel is positioned at the upper end of the rotating shaft, and a first power source for driving the rotating shaft to rotate is arranged at the bottom of the mixing barrel.

Preferably, the upper end of the mixing barrel is provided with a feed hopper, a stirring shaft extending into the inner barrel is arranged inside the mixing barrel, stirring blades are arranged on the stirring shaft, and the upper end of the mixing barrel is provided with a second power source for driving the stirring shaft to rotate.

Preferably, the (mixing) shaft upside is provided with the connecting rod, the both ends symmetry of connecting rod is provided with vertical connecting plate, the scraper blade set up respectively in one side of connecting plate, all be provided with the dead lever that a plurality of group symmetry set up between connecting plate and the scraper blade, the dead lever opposite end is provided with the fixed plate respectively, the fixed plate all is located inside the casing, and every group be provided with a plurality of elastic component between the fixed plate.

Preferably, an annular groove is formed in the inner wall below the mixing barrel, guide plates are connected to the lower sides of the connecting plates respectively, and one side of each guide plate extends into the annular groove.

Preferably, the elastic members are springs.

Compared with the prior art, the utility model has the beneficial effects that:

According to the utility model, the spiral blades are arranged in the inner barrel, the concrete in the inner barrel is stirred and then pushed out of the inner barrel, the rotation direction of the inner barrel is opposite to that of the spiral blades, the stirring blades on the outer wall of the inner barrel further stir the concrete, so that the concrete at dead angles is prevented from being incapable of being stirred, meanwhile, the inner wall of the mixing barrel is scratched along with the rotation scraping plate of the spiral blades, the inner wall of the mixing barrel is continuously cleaned in the process of stirring the concrete, and the waste of concrete raw materials is reduced.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a cross-sectional view of a mixing drum according to the present utility model;

FIG. 3 is a schematic view of the inner tub according to the present utility model;

FIG. 4 is a schematic view of a cleaning assembly according to the present utility model;

fig. 5 is an enlarged view of the utility model at a in fig. 4.

In the figure:

1. A bracket; 2, a mixing barrel, 3, a feed hopper, 4, a first motor, 5, a second motor and 6, a cleaning component;

21. An annular groove;

51. The device comprises a rotating shaft, a 52, an inner barrel, 521, spiral blades, 522, stirring blades, 53 and a stirring shaft;

61. connecting rod, 62, connecting plate, 63, scraper, 64, guide plate, 65, shell, 66, fixing rod, 67, fixing plate, 68 and spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Please refer to fig. 1-5:

The concrete stirring device comprises a support 1, wherein a mixing drum 2 for stirring concrete is arranged on the support 1, the concrete stirring device further comprises an inner drum 52, the inner drum 52 is positioned in the mixing drum 2, the inner drum 52 can rotate in the mixing drum 2, a plurality of stirring blades 522 for stirring concrete are arranged on the outer wall of the inner drum 52 in a surrounding mode, spiral blades 521 opposite to the stirring blades are arranged in the inner drum 52 in a rotating mode, a cleaning assembly 6 is arranged outside the inner drum 52, and the cleaning assembly 6 comprises scraping plates 63 which are symmetrically arranged and can scratch the inner wall of the mixing drum 2 in a rotating mode.

In this embodiment, mixing drum 2 fixed mounting is in support 1 upper end, and fixed mounting has a plurality of groups of stirring vane 522 on the inner drum 52 outer wall, and after the inside stirring of drum 52 was gone on to the concrete, the drum 52 was pushed out to the concrete by helical blade 521, carries out the reverse stirring of secondary to it by stirring vane 522 to the dead angle department of stirring for the first time can't stir the concrete again, improves concrete stirring quality.

The bottom of the mixing barrel 2 is provided with a rotating shaft 51, the mixing barrel 2 is positioned at the upper end of the rotating shaft 51, and the bottom of the mixing barrel 2 is provided with a first power source for driving the rotating shaft 51 to rotate.

In this embodiment, the bottom end of the rotating shaft 51 is rotatably connected to the bottom of the mixing drum 2, the upper end of the rotating shaft 51 is fixedly connected to the bottom of the inner drum 52, the first power source is a second motor 5, specifically, the second motor 5 is fixedly installed at the bottom of the mixing drum 2, and the output shaft thereof extends into the bottom of the mixing drum 2 and is fixedly connected to the rotating shaft 51, so as to drive the rotating shaft 51 to rotate, thereby rotating the inner drum 52, and when the inner drum 52 rotates, a plurality of stirring blades 522 on the outer wall of the inner drum also rotate therewith to stir the concrete raw material.

The upper end of the mixing barrel 2 is provided with a feed hopper 3, a stirring shaft 53 extending into the inner barrel 52 is arranged in the mixing barrel 2, stirring blades 522 are arranged on the stirring shaft 53, and the upper end of the mixing barrel 2 is provided with a second power source for driving the stirring shaft 53 to rotate.

In this embodiment, the feeding hopper 3 is fixedly installed at the upper end of the mixing drum 2, the coagulation coating raw material is added to the inner drum 52 through the feeding hopper 3, the bottom end of the stirring shaft 53 is rotationally connected to the bottom of the inner drum 52, the top end is rotationally connected to the top of the mixing drum 2, the second power source is the first motor 4, specifically, the first motor 4 is fixedly installed at the upper end of the mixing drum 2, the output shaft thereof is fixedly connected to the upper end of the stirring shaft 53, the stirring shaft 53 is driven to rotate, the spiral blade 521 is fixedly installed on the stirring shaft 53, and the stirring shaft 53 rotates along with the rotation of the stirring shaft 53 to stir the coagulation coating raw material falling into the inner drum 52 and push out the glued concrete from the upper end of the inner drum 52.

The (mixing) shaft 53 upside is provided with connecting rod 61, and connecting rod 61's both ends symmetry is provided with vertical connecting plate 62, and scraper blade 63 sets up in one side of connecting plate 62 respectively, all is provided with the dead lever 66 that a plurality of group symmetry set up between connecting plate 62 and the scraper blade 63, and dead lever 66 opposite end is provided with fixed plate 67 respectively, and fixed plate 67 all is located inside casing 65, and is provided with a plurality of elastic component between every group of fixed plate 67, and the elastic component is spring 68.

In this embodiment, the connecting rod 61 is fixedly connected to the upper side of the stirring shaft 53, the connecting plate 62 is respectively and fixedly connected to two ends of the connecting rod 61, the plurality of fixing rods 66 are respectively and fixedly connected to one ends of the connecting plate 62 and the scraping plate 63, the fixing plates 67 are respectively and fixedly connected to one ends of the fixing rods 66, one sides of the fixing rods 66 respectively extend into the shell 65 and are slidably connected with the shell 65, the fixing plates 67 are both located in the shell 65 and can slide in the shell 65, two ends of the springs 68 are respectively and fixedly connected between the two opposite fixing plates 67, when the scraping plate 63 scrapes against larger gravel or stone on the inner wall of the mixing drum 2, the scraping plate 63 can be properly sprung up to avoid damage or cause larger friction force to hinder rotation of the stirring shaft 53, and in particular, the scraping plate 63 is a plate which is obliquely arranged to facilitate scraping against the inner wall of the mixing drum 2.

An annular groove 21 is formed in the inner wall below the mixing barrel 2, guide plates 64 are connected to the lower sides of the connecting plates 62 respectively, and one sides of the guide plates 64 extend into the annular groove 21.

In this embodiment, the guide plates 64 are fixedly connected to the lower sides of the connection plates 62, and one side thereof extends into the annular groove 21, and as the connection plates 62 rotate in the mixing tub 2, the guide plates 64 move in the annular groove 21, so that the connection of the connection plates 62 is more stable.

When the concrete mixer is specifically used, the coagulation coating raw material is added into the inner barrel 52 through the feed hopper 3, the first motor 4 is started to drive the stirring shaft 53 to rotate, the spiral blades 521 are fixedly arranged on the stirring shaft 53, along with the rotation of the stirring shaft 53, the concrete raw material falling into the inner barrel 52 is stirred and the glued concrete is pushed out from the upper end of the inner barrel 52, when the stirring shaft 53 rotates, the connecting rod 61 rotates together, the scraping plate 63 rotates along with the stirring shaft to scrape the inner wall of the mixing barrel 2, the concrete falls into the mixing barrel 2 outside the inner barrel 52, the second motor 5 is started to drive the rotating shaft 51 to rotate, so that the inner barrel 52 rotates, and when the inner barrel 52 rotates, the plurality of stirring blades 522 on the outer wall of the stirring shaft also rotate along with the stirring shaft to further stir the concrete raw material.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. The concrete stirring device comprises a bracket (1), wherein a mixing drum (2) for stirring concrete is arranged on the bracket (1), and is characterized by further comprising:

the inner barrel (52) is positioned in the mixing barrel (2), the inner barrel (52) can rotate in the mixing barrel (2), a plurality of stirring blades (522) for stirring concrete are arranged on the outer wall of the inner barrel (52) in a surrounding manner, and spiral blades (521) which are opposite to the stirring blades in the rotation direction are arranged in the inner barrel (52);

The cleaning assembly (6), the cleaning assembly (6) set up in interior bucket (52) outside, including symmetry setting, rotatable scraper blade (63) of scraping mixing drum (2) inner wall.

2. The concrete mixing device of claim 1, wherein a rotating shaft (51) is arranged at the bottom of the mixing barrel (2), the mixing barrel (2) is positioned at the upper end of the rotating shaft (51), and a first power source for driving the rotating shaft (51) to rotate is arranged at the bottom of the mixing barrel (2).

3. The concrete mixing device of claim 1, wherein a feed hopper (3) is arranged at the upper end of the mixing barrel (2), a stirring shaft (53) extending into the inner barrel (52) is arranged inside the mixing barrel (2), stirring blades (522) are arranged on the stirring shaft (53), and a second power source for driving the stirring shaft (53) to rotate is arranged at the upper end of the mixing barrel (2).

4. The concrete mixing plant of claim 3, wherein a connecting rod (61) is arranged on the upper side of the mixing shaft (53), vertical connecting plates (62) are symmetrically arranged at two ends of the connecting rod (61), the scrapers (63) are respectively arranged on one side of the connecting plates (62), a plurality of groups of symmetrically arranged fixing rods (66) are respectively arranged between the connecting plates (62) and the scrapers (63), fixing plates (67) are respectively arranged at opposite ends of the fixing rods (66), the fixing plates (67) are respectively arranged inside the shell (65), and a plurality of elastic pieces are arranged between each group of fixing plates (67).

5. The concrete mixing device according to claim 4, wherein an annular groove (21) is formed in the inner wall below the mixing drum (2), guide plates (64) are respectively connected to the lower sides of the connecting plates (62), and one sides of the guide plates (64) extend into the annular groove (21).

6. The concrete mixing plant of claim 4, wherein the elastic members are springs (68).