CN219882897U - Improved concrete mixing plant - Google Patents

Abstract

The utility model relates to the technical field of concrete mixing stations, in particular to an improved concrete mixing station which comprises a mixing bin, wherein a bracket is arranged at the bottom of the mixing bin, a pre-mixing box is arranged at the top of the mixing bin, an aggregate conveying device and a cement conveying device are arranged at the top of the pre-mixing box, a final mixing group is arranged in the mixing bin, and the upper end of an anti-collision cover is open. Through set up the stirring case structure in advance that has stirring group and lateral shifting separates the flitch in advance in the top of stirring storehouse, realized carrying out the stirring to aggregate and cement in advance and mixed, improved the last stirring storehouse of concrete batching plant and to the later stage holistic stirring mixing quality of aggregate and cement, through set up sideslip and longitudinal structure's crashproof cover on the support, can wholly cover the protection with its valve to the discharging pipe that does not use for a long time, improved the crashworthiness when the discharging pipe of stirring storehouse on the concrete batching plant does not use for a long time.

Description

Improved concrete mixing plant

Technical Field

The utility model relates to the technical field of concrete mixing stations, in particular to an improved concrete mixing station.

Background

A concrete mixing plant is a combination device for intensively mixing concrete, also called a concrete precast plant. Because of higher mechanization and automation degree, the production efficiency is also high, the quality of concrete can be ensured, the cement can be saved, and the method is commonly used for large-scale and medium-scale water conservancy projects, electric power projects, bridges and other projects with large concrete engineering quantity, long construction period and concentrated construction sites.

The existing concrete mixing plant generally comprises an aggregate batching system, a hopper, a mixing main machine and a cement bin, wherein the cement bin can be conveyed into the mixing bin of the mixing main machine through a cement conveying device, meanwhile, aggregate after batching can be conveyed into the mixing bin of the mixing main machine through an aggregate conveying device on the other side, and then the aggregate and the mixing main machine are mixed to form concrete.

At present, current concrete mixing plant, its cement conveyer and aggregate conveyer, the inlet pipe of both is mostly for singly directly inputting into the stirring storehouse with the stirring storehouse in, and do not have the stirring structure of premixing, greatly reduced on the concrete mixing plant stirring storehouse to the later stage holistic stirring mixing quality of aggregate and cement, moreover, current concrete mixing plant, the discharging pipe of its stirring storehouse bottom is when not using for a long time, if receive outside collision, is bumped easily, has reduced the anticollision of the discharging pipe of stirring storehouse on the concrete mixing plant.

For example, chinese patent publication No. CN205631005U discloses a concrete mixing plant, which comprises an aggregate batching system, a hopper, a mixing host and a cement bin, all of which are provided with a chassis and are all arranged on the ground through the chassis, wherein the transmission start end of a transition feeding conveyor belt in the aggregate batching system is arranged on the chassis and is positioned below the aggregate batching bin, and the transmission terminal of the transition feeding conveyor belt is positioned above the aggregate metering hopper, so that aggregates falling from the aggregate batching bin are transmitted into the aggregate metering hopper; the aggregate feeding conveyor belt comprises an aggregate receiving section and an aggregate conveying section, wherein the aggregate receiving section is arranged on the chassis and located below the aggregate weighing hopper, and the aggregate conveying section is obliquely arranged and conveys aggregates received by the aggregate receiving section into the hopper.

According to the scheme disclosed in the prior patent document, the mixing quality of the mixing bin on the concrete mixing plant is lower for the later-stage integral mixing of aggregate and cement, and in addition, the anti-collision performance of the discharging pipe of the mixing bin on the concrete mixing plant is lower when the discharging pipe is not used for a long time, so that the problem is ubiquitous and the improvement is urgently needed.

Disclosure of Invention

The utility model aims to provide an improved concrete mixing plant, which aims to solve the problems that in the prior art, the mixing quality of a mixing bin on the concrete mixing plant for the later-stage integral mixing of aggregate and cement is low, and the anti-collision performance of a discharge pipe of the mixing bin on the concrete mixing plant is low when the discharge pipe is not used for a long time.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an improved generation concrete mixing plant, includes the stirring storehouse, the bottom in stirring storehouse is equipped with the support, the top in stirring storehouse is equipped with the stirring case in advance, the top in advance of stirring case is equipped with aggregate conveyer and cement conveyer, be provided with final stirring group in the stirring storehouse.

Preferably, a pre-stirring group is arranged in the pre-stirring box, and a sealing sleeve and a sealing slot are respectively arranged on the side wall of the pre-stirring box.

Preferably, a middle cylinder is arranged on the left side wall of the pre-stirring box, and a material separation plate is arranged on a telescopic rod of the middle cylinder.

Preferably, the lower extreme in stirring storehouse is equipped with the discharging pipe, be equipped with the valve on the discharging pipe, be equipped with horizontal cylinder on the support, be equipped with the bottom plate on the telescopic link of horizontal cylinder.

Preferably, a vertical cylinder is arranged on the bottom plate, and an anti-collision cover is arranged on a telescopic rod of the vertical cylinder.

Preferably, the lateral wall in stirring storehouse is equipped with the sealing ring, and the sealing ring adopts polyurethane elastic material, has high elasticity leakproofness, and is corrosion-resistant durable.

Preferably, the upper end of the anti-collision cover is an open type, and the anti-collision cover is made of PVC material and has excellent anti-collision wear resistance.

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

1. according to the utility model, the pre-stirring box structure with the pre-stirring group and the transversely-moving material separating plate is arranged above the stirring bin, so that pre-stirring and mixing of aggregate and cement are realized, and the later-stage integral stirring and mixing quality of the stirring bin on the concrete stirring station for the aggregate and cement is improved.

2. According to the utility model, the anti-collision cover with the transverse moving and longitudinal structures is arranged on the bracket, so that the discharge pipe which is not used for a long time can be integrally covered and protected by the valve, and the anti-collision performance of the discharge pipe of the stirring bin on the concrete stirring station when not used for a long time is improved.

Drawings

FIG. 1 is an elevational cross-sectional view of the overall structure of the present utility model;

FIG. 2 is an enlarged view of FIG. 1A in accordance with the present utility model;

FIG. 3 is a view from the point B in FIG. 1 of the present utility model;

FIG. 4 is a top view partially schematic illustration of the crush can of FIG. 1 having a traversing and longitudinal configuration in accordance with the present utility model.

In the figure: 1 bracket, 11 transverse cylinder, 12 bottom plate, 2 stirring bin, 21 final stirring group, 22 sealing ring, 3 vertical cylinder, 31 anti-collision cover, 4 discharging pipe, 41 valve, 5 pre-stirring box, 51 aggregate conveyer, 52 cement conveyer, 53 sealing sleeve, 54 sealing slot, 6 pre-stirring group, 7 middle cylinder, 71 material separating plate.

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.

Example 1

Please refer to fig. 1 to 4, an improved concrete mixing plant in the illustration, including the stirring storehouse 2, the bottom of stirring storehouse 2 is equipped with support 1, and the top of stirring storehouse 2 is equipped with and stirs case 5 in advance, and the top of stirring case 5 in advance is equipped with aggregate conveyer 51 and cement conveyer 52, is provided with final stirring group 21 in the stirring storehouse 2, and the relevant structure in this novel claim is the component structure of concrete mixing plant, is prior art, and some current structures do not draw the mark, need not be repeated.

The pre-stirring box 5 is internally provided with a pre-stirring group 6, the side wall of the pre-stirring box 5 is respectively provided with a sealing sleeve 53 and a sealing slot 54, the inner wall of the sealing slot 54 is provided with a damping silica gel pad, damping sealing is realized by combining the sealing sleeve 53 with the same material with the material separating plate 71 inserted by extrusion, and liquid leakage is avoided.

A middle air cylinder 7 is arranged on the left side wall of the pre-stirring tank 5, and a material separation plate 71 is welded on a telescopic rod of the middle air cylinder 7.

The lower extreme of stirring storehouse 2 is equipped with discharging pipe 4, installs valve 41 on the discharging pipe 4, installs horizontal cylinder 11 on the support 1, and the welding has bottom plate 12 on the telescopic link of horizontal cylinder 11.

Install vertical cylinder 3 on the bottom plate 12, be equipped with crashproof cover 31 on the telescopic link of vertical cylinder 3, crashproof cover 31 is PVC material, has good crashproof wearability, moreover, has the transparency, can look into the inside condition in real time, and is very convenient.

The outer side wall of the stirring bin 2 is adhered with a sealing ring 22, and the sealing ring 22 is made of polyurethane elastic material, has high elastic sealing performance, and is corrosion-resistant and durable.

When the anti-collision cover 31 covers the discharging pipe 4 with the valve 41, the anti-collision cover is combined with the sealing ring 22 to be extruded, so that the sealing, waterproof and dustproof properties are realized.

The upper end of the anti-collision cover 31 is an open type, and the size of the open type overlook surface is not smaller than the whole size of the discharging pipe 4 with the overlook surface of the valve 41, so that the anti-collision cover 31 covers the whole discharging pipe 4 with the valve 41.

When used in this embodiment: referring to fig. 1, aggregate and cement are respectively delivered to a pre-stirring tank 5 by an aggregate delivery device 51 and a cement delivery device 52 according to a certain proportion, then a pre-stirring group 6 is started, the pre-stirring group 6 pre-stirs and mixes the aggregate and cement in the pre-stirring tank 5, after the pre-stirring and mixing are finished, a motor on the pre-stirring group 6 is closed, then a final stirring group 21 is started, then a middle cylinder 7 is started, the telescopic rod of the middle cylinder is retracted leftwards, a material separation plate 71 is driven to move leftwards, and when the material separation plate 71 exits from a sealing slot 54 and has a certain distance with the right inner wall of the pre-stirring tank 5,

the mixed material liquid which is pre-stirred and mixed in the pre-stirring tank 5 enters the stirring bin 2, at the moment, the finally started stirring group 21 can stir and mix the entered mixed material liquid comprehensively and effectively, and in the later stage, the valve 41 can be opened to discharge the mixed material liquid through the discharging pipe 4,

the operation realizes the pre-stirring and mixing of the aggregate and the cement, and improves the later-stage integral stirring and mixing quality of the stirring bin on the concrete stirring station for the aggregate and the cement.

In addition, referring to fig. 1, when the long-term unused discharging pipe 4 uses its valve 41, the horizontal cylinder 11 can be started to drive the bottom plate 12 and the anti-collision cover 31 to move wholly rightward, when the anti-collision cover 31 aligns with the above discharging pipe 4, the horizontal cylinder 11 is stopped, then the vertical cylinder 3 is started to drive the anti-collision cover 31 to move upward, after the anti-collision cover 31 is in pressing contact with the above sealing ring 22, the discharging pipe 4 can be covered and protected wholly by its valve 41, so that the anti-collision performance of the long-term unused discharging pipe 4 of the stirring bin on the concrete mixing plant is improved.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. An improved concrete mixing plant, comprising:

stirring storehouse (2), the bottom of stirring storehouse (2) is equipped with support (1), the top of stirring storehouse (2) is equipped with stirring case (5) in advance, the top of stirring case (5) in advance is equipped with aggregate conveyer (51) and cement conveyer (52), be provided with final stirring group (21) in stirring storehouse (2).

2. An improved concrete mixing plant according to claim 1, characterized in that: the pre-stirring tank (5) is internally provided with a pre-stirring group (6), and the side wall of the pre-stirring tank (5) is respectively provided with a sealing sleeve (53) and a sealing slot (54).

3. An improved concrete mixing plant according to claim 2, characterized in that: the left side wall of the pre-stirring box (5) is provided with a middle air cylinder (7), and a material separation plate (71) is arranged on a telescopic rod of the middle air cylinder (7).

4. An improved concrete mixing plant according to claim 2, characterized in that: the lower extreme of stirring storehouse (2) is equipped with discharging pipe (4), be equipped with valve (41) on discharging pipe (4), be equipped with horizontal cylinder (11) on support (1), be equipped with bottom plate (12) on the telescopic link of horizontal cylinder (11).

5. An improved concrete mixing plant as defined in claim 4, wherein: the anti-collision device is characterized in that a vertical air cylinder (3) is arranged on the bottom plate (12), and an anti-collision cover (31) is arranged on a telescopic rod of the vertical air cylinder (3).

6. An improved concrete mixing plant according to claim 1, characterized in that: the outer side wall of the stirring bin (2) is provided with a sealing ring (22).

7. An improved concrete mixing plant as defined in claim 5, wherein: the upper end of the anti-collision cover (31) is open.