CN219171291U

CN219171291U - Concrete aggregate unloader

Info

Publication number: CN219171291U
Application number: CN202223441917.4U
Authority: CN
Inventors: 张洪荣; 秦熙虎; 刘攀; 刘学; 赵清
Original assignee: China West Construction Yunnan Co Ltd
Current assignee: China West Construction Yunnan Co Ltd
Priority date: 2022-12-21
Filing date: 2022-12-21
Publication date: 2023-06-13
Anticipated expiration: 2032-12-21

Abstract

The utility model discloses a concrete aggregate blanking device in the field of concrete preparation, which comprises three hoppers, wherein one side above the hoppers is provided with a conveying belt, the three hoppers are in regular triangle layout, an adjustable rotary support is fixedly arranged above the hoppers, and stone powder storage bins, coarse aggregate storage bins and fine aggregate storage bins are respectively arranged below the three hoppers. According to the utility model, the coarse aggregate and the fine aggregate in the aggregate are screened through the stone powder filter screen, the coarse aggregate filter screen and the fine aggregate filter screen, meanwhile, the falling impact force is utilized to vibrate the filter screen, the stone powder in the aggregate is separated from the aggregate, the coarse aggregate and the fine aggregate are separated through the screen holes of the filter screen, and the stone powder is discharged through the powder filter screen, so that the quality of the aggregate is improved; the infrared range finder is used for detecting the residual capacity of the bin for bone materials below, the distance between the steel plate and the bin is adjusted, the impact force of aggregate on the bin below is reduced, the fluctuation deviation of the metering device is avoided being overlarge, and the metering device is protected.

Description

Concrete aggregate unloader

Technical Field

The utility model relates to the field of concrete preparation, in particular to a concrete aggregate blanking device.

Background

The concrete is composed of aggregate, powder, water and additive according to a certain proportion, and is widely applied to constructional engineering. The quality and the consumption of the raw materials of the concrete influence the design strength of the concrete, thereby influencing the quality of the whole construction engineering. In actual production, the surface of the aggregate often contains a certain amount of powder after being dried, and the aggregate is often mud powder after being measured by methylene blue, which is unfavorable for the preparation and strength development of concrete. When the mixing plant purchases the aggregate, the aggregate quantity is huge, the quality of the aggregate is difficult to control, the quality of the aggregate is uneven, and the workability of the concrete and the dosage of the additive are greatly influenced. Meanwhile, the aggregate is an important component in concrete, and the aggregate accounts for more than 60% in cubic meter concrete. Accordingly, a concrete aggregate discharging device is provided by a person skilled in the art to solve the problems set forth in the background art.

Disclosure of Invention

The utility model aims to provide a concrete aggregate blanking device to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a concrete aggregate unloader, includes the funnel, funnel top one side is provided with the conveyer belt, the funnel has three, and three funnel is regular triangle overall arrangement, funnel top fixed mounting has an adjustable runing rest, three the funnel below is provided with stone powder feed bin, coarse aggregate feed bin and fine aggregate feed bin respectively, the stone powder feed bin coarse aggregate feed bin with fine aggregate feed bin is inside to be installed respectively and is used for filterable stone powder filter screen, coarse aggregate filter screen and fine aggregate filter screen, the stone powder feed bin coarse aggregate feed bin with fine aggregate feed bin below is provided with metering device.

As a further scheme of the utility model: valves are arranged below the stone powder bin, the coarse aggregate bin and the fine aggregate bin, and each valve comprises a steel plate and four steel cables.

As a further scheme of the utility model: the stone powder bin, the coarse aggregate bin and the fine aggregate bin are all provided with infrared range finders on one side wall, and sponge layers are fixedly arranged on the periphery of the infrared range finders and the stone powder bin, the coarse aggregate bin and the fine aggregate bin.

As a further scheme of the utility model: the adjustable rotary support comprises a triangular rotary support and a driving motor arranged below the triangular rotary support.

As a further scheme of the utility model: the infrared range finder, the driving motor and the conveyer belt are electrically connected with an external control system through wires.

As a further scheme of the utility model: the conveyer belt is a telescopic conveyer belt.

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

according to the utility model, the coarse aggregate and the fine aggregate in the aggregate are screened through the stone powder filter screen, the coarse aggregate filter screen and the fine aggregate filter screen, meanwhile, the falling impact force is utilized to vibrate the filter screen, the stone powder in the aggregate is separated from the aggregate, the coarse aggregate and the fine aggregate are separated through the screen holes of the filter screen, and the stone powder is discharged through the powder filter screen, so that the quality of the aggregate is improved; the infrared range finder is used for detecting the residual capacity of the underlying bone material bin, the distance between the steel plate and the bin is adjusted, the impact force of aggregate on the underlying bin is reduced, the fluctuation deviation of the metering device is prevented from being overlarge, and the metering device is protected; the pouring rate of the aggregates in the hopper above can be controlled by controlling the conveying speed of the conveying belt, and according to the quality of the aggregates, the high-quality aggregates can be directly conveyed to the storage bin, so that the speed of the conveying belt is regulated, the great impact force when a large amount of aggregates drop is avoided, and the accuracy of aggregate metering is improved; the blanking process is simple, and the separated aggregate can be directly applied to production, so that the working efficiency is improved.

Drawings

FIG. 1 is a top view of the present utility model;

FIG. 2 is an elevational layout view of the coarse aggregate section apparatus of the present utility model;

fig. 3 is an installation diagram of an infrared range finder part in the present utility model.

In the figure: 1. a funnel; 2. a conveyor belt; 3. a stone powder bin; 4. coarse aggregate bin; 5. fine aggregate bin; 6. an infrared range finder; 7. a valve; 8. a wire rope; 9. a steel plate; 10. a metering device; 11. a sponge layer.

Description of the embodiments

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.

Referring to fig. 1 to 3, in an embodiment of the present utility model, a concrete aggregate blanking device includes a funnel 1, one side above the funnel 1 is provided with a conveyor belt 2, three funnels 1 are arranged, the three funnels 1 are in a regular triangle layout, an adjustable rotating bracket is fixedly installed above the funnel 1, a stone powder bin 3, a coarse aggregate bin 4 and a fine aggregate bin 5 are respectively arranged below the three funnels 1, a stone powder filter screen, a coarse aggregate filter screen and a fine aggregate filter screen for filtering are respectively installed inside the stone powder bin 3, the coarse aggregate bin 4 and the fine aggregate bin 5, and a metering device 10 is arranged below the stone powder bin 3, the coarse aggregate bin 4 and the fine aggregate bin 5.

Through adopting above-mentioned technical scheme, can carry out weight measurement to the unloading process through metering device 10, stone dust filter screen, coarse aggregate filter screen and fine aggregate filter screen can realize multiple filtration to the aggregate, utilize the impact energy when the aggregate whereabouts, shake the powder plasma on the aggregate off the aggregate to fall into in the below powder through the filter screen and collect the storehouse, improve filtration efficiency and effect, through opening different side valve 7 respectively, put into coarse aggregate storehouse 4 and fine aggregate storehouse 5 of below respectively with coarse aggregate and fine aggregate.

Wherein, stone powder feed bin 3, thick aggregate feed bin 4 and thin aggregate feed bin 5 below install valve 7, and valve 7 includes a steel sheet 9 and four cable wires 8 are constituteed, adjusts steel sheet 9 axial position through the cable wire, lets out aggregate in-process, and the aggregate falls onto steel sheet 9 earlier, lets out in the feed bin again, pulls the cable wire, can pour the residual aggregate on the iron plate into the bone feed bin.

Wherein, all install infrared range finder 6 on stone powder feed bin 3, thick aggregate feed bin 4 and the fine aggregate feed bin 5 lateral wall, infrared range finder 6 periphery is provided with sponge layer 11 with the fixed of stone powder feed bin 3, thick aggregate feed bin 4 and fine aggregate feed bin 5, can ensure the antidetonation effect of infrared range finder 6.

The adjustable rotary support comprises a triangular rotary support and a driving motor arranged below the triangular rotary support, the triangular rotary support can be driven to rotate through the driving motor, and then the whole hopper 1 is driven to rotate, and the lower opening of the hopper is aligned with the coarse aggregate bin 4, the fine aggregate bin 5 or the stone powder bin 3.

Wherein, infrared range finder 6, driving motor and conveyer belt 2 all pass through wire electric connection with outside control system, utilize infrared range finder 6 to detect the residual capacity of below bone material feed bin, adjust the distance of steel sheet 9 and feed bin, reduce the impact force of aggregate to below feed bin, avoided measuring device 10's fluctuation deviation too big, played the guard action to measuring device 10.

Wherein, the conveyer belt 2 is a telescopic conveyer belt 2.

The working process of the utility model comprises the following steps:

step one, adjusting the speed of a conveying belt 2, stably conveying the dried aggregate to the upper part of a funnel 1, dropping the dried aggregate onto a filter screen in the funnel 1, and vibrating powder on the aggregate away from the aggregate by utilizing impact energy when the aggregate drops and dropping the powder into a powder collecting bin below through the filter screen.

And step two, separating the coarse aggregate from the fine aggregate in the aggregate when the coarse aggregate and the fine aggregate in the aggregate pass through the filter screen, respectively storing the coarse aggregate and the fine aggregate, and screening the stone powder in the fine aggregate to a powder collecting bin through a powder screen.

And thirdly, rotating the whole hopper 1 through an adjustable rotary support, aligning the lower opening of the hopper with a coarse aggregate bin 4 or a fine aggregate bin 5, pouring coarse aggregate into the coarse aggregate bin 4 below by opening a valve 7 on the coarse aggregate bin 4, measuring the distance from the lower aggregate to a blanking opening through an infrared range finder 6, adjusting the height of a steel plate 9 at the lower opening, pouring coarse aggregate into the coarse aggregate bin 4 through the position of the steel plate 9, increasing the height of the steel plate 9 along with the rising of aggregate in the lower aggregate bin, adjusting the inclination of steel ropes 8 on four sides of the steel plate 9 after the coarse aggregate is completely poured in the upper hopper 1, pouring aggregate on the steel plate 9 into the coarse aggregate bin 4, and conveying high-quality coarse aggregate into the bin from the side according to the demand of the coarse aggregate.

According to the technical scheme, the stone powder filter screen, the coarse aggregate filter screen and the fine aggregate filter screen are used for sieving coarse aggregates and fine aggregates in the aggregates, meanwhile, the falling impact force is utilized to vibrate the filter screen, stone powder in the aggregates is separated from the aggregates, the screen meshes of the filter screen are utilized to separate the coarse aggregates from the fine aggregates, and the stone powder is discharged through the powder filter screen, so that the quality of the aggregates is improved; the infrared range finder 6 is used for detecting the residual capacity of the bin for the bone materials below, the distance between the steel plate 9 and the bin is adjusted, the impact force of aggregate on the bin below is reduced, the fluctuation deviation of the metering device 10 is avoided being too large, and the metering device 10 is protected; the pouring rate of the aggregates in the upper hopper 1 can be controlled by controlling the conveying speed of the conveying belt 2, and high-quality aggregates can be directly conveyed to the storage bin according to the quality of the aggregates, so that the speed of the conveying belt 2 is regulated, the great impact force when a large amount of aggregates fall is avoided, and the accuracy of aggregate metering is improved; the blanking process is simple, and the separated aggregate can be directly applied to production, so that the working efficiency is improved. The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a concrete aggregate unloader, includes funnel (1), its characterized in that: hopper (1) top one side is provided with conveyer belt (2), hopper (1) has three, and three hopper (1) are regular triangle overall arrangement, hopper (1) top fixed mounting has an adjustable runing rest, three hopper (1) below is provided with stone dust feed bin (3), coarse aggregate feed bin (4) and fine aggregate feed bin (5) respectively, stone dust feed bin (3) coarse aggregate feed bin (4) and fine aggregate feed bin (5) are inside to be installed respectively and are used for filterable stone dust filter screen, coarse aggregate filter screen and fine aggregate filter screen, stone dust feed bin (3) coarse aggregate feed bin (4) and fine aggregate feed bin (5) below is provided with metering device (10).

2. A concrete aggregate blanking device according to claim 1, characterized in that: the stone powder bin (3), the coarse aggregate bin (4) and the fine aggregate bin (5) are provided with valves (7) below, and the valves (7) comprise a steel plate (9) and four steel cables (8).

3. A concrete aggregate blanking device according to claim 2, characterized in that: the stone powder bin (3), the coarse aggregate bin (4) and an infrared range finder (6) are arranged on one side wall of the fine aggregate bin (5), and a sponge layer (11) is fixedly arranged on the periphery of the infrared range finder (6) and the stone powder bin (3), the coarse aggregate bin (4) and the fine aggregate bin (5).

4. A concrete aggregate blanking device according to claim 3, characterized in that: the adjustable rotary support comprises a triangular rotary support and a driving motor arranged below the triangular rotary support.

5. A concrete aggregate unloader as recited in claim 4, wherein: the infrared range finder (6), the driving motor and the conveyor belt (2) are electrically connected with an external control system through wires.

6. A concrete aggregate blanking device according to claim 1, characterized in that: the conveying belt (2) is a telescopic conveying belt.