CN206765095U - With reference to the T-shaped sunk type stabilized soil mixing station in stock ground - Google Patents

Abstract

The utility model discloses a T-shaped sinking stabilized soil mixing station combined with a material field, which comprises two sets of storage systems, a stirring device, a finished product storage bin and an electrical control system. In the pit, the electrical control system is set on the ground; the symmetrical arrangement of double sets of equipment makes the overall layout more compact and helps to save the occupied area; the overall equipment is moved underground to eliminate the high-altitude operation on the ground and realize the horizontal transportation of initial materials. Combined with the material yard, it shortens the material conveying distance and reduces the material falling, which not only improves the operating speed of the system, but also reduces the number of workers; saves energy consumption and improves work efficiency; the equipment is located underground, which can The formation of a closed space is not only conducive to dust collection, but also can eliminate low-frequency vibration and reduce noise pollution; in general, this process arrangement makes the project investment lower, equipment maintenance and repair time saving, and pollution sources such as dust and noise are easy to control centrally.

Description

T-shape sunken stabilized soil mixing plant combined with stock yard

technical field

The utility model belongs to the field of mixing stations, and in particular relates to a T-shaped sunken stabilized soil mixing station combined with a material yard.

Background technique

Stabilized soil mixing plant is one of the important models of road construction machinery. The so-called stabilized soil mixing station is a special production equipment that uniformly mixes materials such as soil, crushed stone, gravel, cement, fly ash, lime and water at a fixed location according to the construction mix ratio. A high-efficiency stabilized soil base construction machine has the advantages of high material grading accuracy, good mixing uniformity, material saving, easy automatic control, etc., and can better ensure the quality of stabilized soil materials, so it is widely used in highways and urban roads Base and subbase construction.

In the stabilized soil mixing station in the prior art, the height of large equipment such as material storage device and mixing device on the ground is relatively high. Although the tanker can be loaded with material by dropping, the powder tank is built at a high place and needs to be lifted up. Aggregate such as material, sand and gravel requires an additional conveying device to lift the material to the inlet of the mixing machine. The lifting height is large and the air transmission distance is long, which brings more problems, mainly in the following aspects:

(1) It is difficult to isolate dust, noise and vibration;

(2) The production efficiency is low. The actual performance of a 3-square unit with a nominal capacity of 180 cubic meters per hour is often around 50%, that is, the actual production capacity is only 90-100 cubic meters;

(3) It occupies a large area and the cost of land use is relatively high;

(4) High energy consumption, high cost, unavoidable spillage of materials during the lifting process, and the need to equip multiple people for cleaning and maintenance, which increases the labor cost of the enterprise;

(5) There are many and tall buildings on the ground, with obvious industrial pollution signs, which are not in harmony with the surrounding environment of urban and rural construction planning, and the site selection range is small, making it difficult to supply materials nearby.

In general, the existing equipment is not conducive to energy saving and emission reduction, reducing energy consumption of enterprises and improving production efficiency. At the same time, it is also necessary to consider the problems of earthquake resistance and wind speed caused by the high height of the equipment, which leads to the limited shape and volume of each device, which greatly restricts the production capacity, popularization rate and regionality of the stabilized soil mixing plant.

Contents of the invention

In view of this, the purpose of this utility model is to provide a T-shaped submerged stabilized soil mixing plant combined with a material yard, which can reduce the occupied area and reduce noise and dust pollution by improving the layout.

In order to achieve the above purpose, the utility model provides the following technical solutions: a T-shaped sinking stabilized soil mixing station combined with a stockyard, including a storage system for storing materials, a stirring device, a finished product storage bin and an electrical control system. The storage system and the stirring device are arranged in the pit below the ground, and the electrical control system is arranged on the ground;

The storage system includes a powder silo, a gravel batching bin, a water storage bin and an additive bin. There are several powder bins arranged horizontally on the A side of the stirring device. There are at least two sand and gravel batching bins. , arranged horizontally on the side of side A adjacent to side B, the bottom of the sand and gravel batching bin is provided with a conveyor belt connected to the inlet of the mixing device, and the water storage bin and the additive bin are set between the powder bin and the sand Between stone batching bins;

There are two sets of storage systems, stirring devices and electrical control systems, the two sets of storage systems and stirring devices are symmetrically arranged and the two sets of stirring devices, sand and gravel batching bins and conveyor belts are arranged next to each other; the finished product storage bins are correspondingly arranged in two groups Below the mixing device; it also includes two sets of material lifting systems and unloading devices. One end of the material lifting system is set under the finished product storage bin, and the other end is connected to the buffer hopper set on the pit. The unloading device is set on the buffer below the hopper;

It also includes a material storage yard arranged on one side of the sand and gravel batching bin. The material storage yard is arranged on the ground, including a material shed, a material storage platform located under the material shed, an input tape machine and a The output belt machine, the stacker and the stacker walking platform arranged above the storage platform, a reclaimer is arranged between the storage platform and the output belt machine, and the input of the output belt machine and the sand and gravel batching bin mouth to mouth.

Further, the material lifting system is arranged on the D side of the mixing device and corresponds to the conveyor belt on the B side.

Further, the material inlet of the gravel batching bin is not higher than the ground.

Further, the powder silo includes a cement silo and a blending silo, a weighing system is arranged above the stirring device, and the discharge ends of the cement silo and each blending silo pass through a screw conveyor and a weighing system. connected; the water storage bin and the admixture bin are connected to the weighing system through a control pipeline.

Further, it also includes a dust removal device correspondingly arranged above the powder hopper and the stirring device.

Further, the top surface of the pit is covered with a cover, and an inspection port, a ventilation port, and a sand and gravel input port are left on the cover, and the sand and gravel input port communicates with the entrance of the gravel batching bin. The lifting system extends out of the cover.

Further, the horizontal sections of the powder silo, the water storage silo and the additive silo are polygonal.

Further, ceramic coatings are provided on the inner walls of the powder silo, sand and gravel batching silo, water storage silo and admixture silo.

The beneficial effect of the utility model is that: the symmetrical arrangement of double sets of equipment makes the overall layout more compact, which is beneficial to save the occupied area; the overall equipment is moved underground, which eliminates the high-altitude operation on the ground, changes the material transportation situation, and realizes The horizontal transportation of the initial material, combined with the material yard, can realize the integration of the storage yard and the mixing station, thereby shortening the material transportation time and transportation cost, shortening the material transportation distance, and reducing the material falling situation, both It improves the operating speed and work efficiency of the system, reduces the number of workers, and saves energy consumption; the equipment is located underground, which can form a closed space, which is not only conducive to dust collection, but also can eliminate low-frequency vibration and reduce noise pollution.

In general, the mixing plant uses the sealed pit to completely seal the mixing main engine (that is, the mixing device) and material transmission, and completely solves environmental problems such as dust, noise, vibration, etc.; the mixing main engine sinks to achieve material level and downward feeding, Shorten the material conveying distance, reduce the cost of material conveying, and increase the conveying speed; the discharge link can be reasonably matched with the use of buffer warehouse technology, so that the mixing unit does not have to stop running while waiting for the tanker to receive the material, which solves the bottleneck of the output speed of the finished product; greatly reduces the occupied area area, save land use cost, improve land use efficiency; greatly reduce the number and height of ground buildings, reduce the adverse impact on the environment, avoid conflicts with urban and rural construction planning, expand the scope of optional sites for building stations, and shorten construction sites related to materials To realize the nearby construction station and supply materials, and ensure the timely supply of materials in the surrounding construction sites.

Description of drawings

In order to make the purpose, technical solutions and beneficial effects of the utility model clearer, the utility model provides the following drawings for illustration:

Fig. 1 is the technological arrangement schematic diagram of the present utility model;

Fig. 2 is the I-I sectional view of Fig. 1;

Fig. 3 is the II-II sectional view of Fig. 1;

Fig. 4 is a III-III sectional view of Fig. 1;

Fig. 5 is a IV-IV sectional view of Fig. 1 .

detailed description

The preferred embodiments of the present utility model will be described in detail below in conjunction with the accompanying drawings.

As shown in the figure, the T-type sinking stabilized soil mixing station of the combined material field in the utility model includes a storage system for storing materials, a stirring device 1, a finished product storage bin and an electrical control system, and the storage system and The stirring device 1 is arranged in the pit 4 below the ground, and the electrical control system is arranged on the ground; in this embodiment, the electrical control system is arranged on the ground, and the operator can pass the The monitoring system in the pit and the electrical control system on the ground jointly control the operation below, which improves the safety of operation. The storage system and the mixing device 1 are located underground, and the materials on the ground can be transported horizontally; that is, the materials are transported to the storage system, and the materials are correspondingly transported to the storage bins in the storage system by dropping the material. The lifting process is simplified, and the difficulty and energy consumption of feeding materials are reduced. By completing the mixing and stirring underground, the external noise pollution is reduced. In addition, since all parts are operated underground, the dust generated during the operation can be closed and recycled, further reducing the external dust pollution.

The storage system in this embodiment includes a powder silo 5, a gravel batching silo 6, a water storage silo 7 and an admixture silo 8. There are several powder silos 5 arranged horizontally on the A side of the stirring device 1. There are at least two gravel batching bins 6, which are arranged horizontally on the side of side A adjacent to side B. The bottom of the gravel batching bin 6 is provided with a conveyor belt 9 connected to the feed port of the stirring device 1. The water The storage bin 7 and the additive bin 8 are arranged between the powder bin 5 and the gravel batching bin 6 .

Specifically, the sand and gravel batching bin 6 is a multi-stage structure, which can realize sand and gravel batching, weighing and unloading. It quantitatively transports aggregates such as sand and gravel to the mixing device 1 through the conveyor belt 9, and the The material inlet is not higher than the ground, and the aggregate truck directly transports the aggregate to the material inlet of the sand and gravel batching bin 6 on the ground, and the aggregate can be added by dropping the material, which saves the aggregate lifting process and reduces the Reduce energy consumption and save floor space. The sand and gravel batching bin 6 here also has the function of a storage bin. By expanding its volume and arranging multiple groups side by side, it can directly receive the sand and gravel and other aggregates sent by the feeding truck, and realize the collection of sand and gravel and other aggregates. Temporary storage to realize the continuous feeding of the conveyor belt to the mixing device, saving waiting time and improving work efficiency.

There are two groups of storage system, stirring device 1 and electrical control system in this embodiment, two groups of storage systems and stirring devices are symmetrically arranged and two groups of stirring devices, gravel batching bins and conveyor belts are arranged next to each other. Specifically, the two groups of stirring devices 1 and the storage system are arranged symmetrically with respect to the side C of the stirring device. The storage bin 7 and the additive bin 8 are arranged symmetrically around the two stirring devices 1 to form a T-shaped structure. The structure realizes a compact arrangement, which not only saves floor space, but also facilitates material transportation. The finished product storage bin is correspondingly set under the two sets of stirring devices, which can buffer and temporarily store the stirred materials, so as to facilitate the continuous output of materials.

As a further improvement of the above scheme, it also includes two sets of material lifting system 2 and unloading device 3, one end of the material lifting system is set under the finished product storage bin, and the other end is connected with the buffer hopper set on the pit. The feeding device is set under the buffer hopper. The material lifting system 2 in this embodiment is arranged on the D side of the stirring device 1 and corresponds to the conveyor belt on the B side. Through the finished product storage bin arranged under the stirring device 1, the continuous operation of the stirring device 1 and the uninterrupted output of materials can be realized. Correspondingly, the buffer hopper arranged above the unloading device 3 can lift the materials from the material lifting system 2 Further buffering and temporary storage, thereby shortening the waiting time for tank trucks to receive materials, and improving work efficiency. According to the actual situation, the shock device can also be added to the buffer hopper.

The material lifting system 2 in this embodiment is a belt conveyor, which is arranged obliquely in the pit, lifts the material lowered by the stirring device to the ground, and loads it into the transport vehicle through the unloading device 3 . The belt conveyor can be arranged in various forms. According to the topography and height of the pit, it can be arranged in inclined type, inclined + straight conveying type, etc.

In the present embodiment, also include a material storage field 12, the described material storage field includes a material shed, a material storage platform 121 positioned below the material shed, an input tape machine 122 and an output tape machine 123 that are respectively located on both sides of the material storage platform 121, set A stacker 124 and a stacker walking platform 125 above the material storage platform 121 , and a reclaimer 127 is provided between the material storage platform 121 and the output belt conveyor 123 .

Specifically, the material storage platform is divided into several different stockpiling areas according to the composition of the aggregate, and the materials from various places are transported to the corresponding stockpiling area of the material storage platform through the input belt conveyor 122, and then are transported by the top of the material storage platform 121. The stacker walking platform 125 and the stacker 124 carry out stacking in different material areas, so that similar materials are stacked in one stacking area. The material storage platform 121 is provided with a reclaimer 127, and the material is sent to the gravel batching bin through the reclaimer 127 and the output belt conveyor 123. One method is to transfer each material to each output belt conveyor 123 through the reclaimer, and each output belt conveyor 123 is connected to the material inlet of each sand and gravel batching bin one by one, and the materials are correspondingly transported according to the category. In each gravel batching bin, different materials are quantitatively discharged to the conveyor belt 9 by each gravel batching bin, and finally the quantitatively discharged materials are sent to the stirring device 1 by the conveyor belt 9 . Another method is, by arranging multiple groups of reclaimers and multiple groups of output tape machines 123 (the number of groups matches the type of material), each material is transferred to the gravel batching bin in parallel by each output tape machine 123, that is, each The materials stored in the sand and gravel batching bins are aggregates that have been prepared in a good amount, and the sequential unloading is realized by opening the sand and gravel batching bins in turn. The stockyard in this embodiment can be a small stockyard, which can be set on the side of the gravel batching bin according to the terrain, which can realize the integration of the stockyard and the mixing station, thereby shortening the material transportation time and transportation cost.

As a further improvement of the above scheme, an intermediate chute 126 can also be added between the storage platform 121 and the output tape machine 123, and the intermediate chute 126 is also divided into a plurality of stacking areas. To realize material transfer, the output tape machine 123 is directly located under the middle trough to realize continuous output of materials.

The powder silo 5 in the present embodiment includes a cement silo and a blending silo, the blending silo is composed of mineral powder bins, fly ash bins and other powder bins, a weighing system is arranged above the mixing device 1, The discharge end of the cement silo and each blending silo are connected to the weighing system through the screw conveyor 10; the water storage bin 7 and the additive bin 8 are connected to the weighing system through the control pipeline. Wherein the powder material bin 5, the water storage bin 7 and the additive bin 8 have polygonal horizontal sections. It can be selected according to the actual terrain, which can effectively use the terrain and make the overall layout more compact. The powder bin 5, the water storage bin 7 and the additive bin 8 in this embodiment are rectangular bins, which can effectively increase the capacity and help reduce the height of the bins.

As a further improvement of the above solution, it also includes a dust removal device 11 correspondingly arranged above the powder silo 5 and the stirring device 1 . The dust removal device 11 in this embodiment is a bag dust removal device, which can collect the dust generated by the stirring device 1 during the stirring process, thereby reducing the dust concentration in the pit. Of course, a dust collection and filtering device can also be added on the upper part of the pit to reduce dust and purify the air in the entire pit.

As a further improvement of the above scheme, the top surface of the pit 4 is covered with a cover, and the cover and the pit 4 jointly form an underground sealed space, and the mixing device and material transmission are enclosed to completely solve the problem of dust, noise, vibration, etc. Environmental chronic disease. The cover is provided with an inspection port, a ventilation port and a gravel input port, the gravel input port communicates with the entrance of the gravel batching bin, and the material lifting system 2 extends out of the cover to stabilize the stirred The soil is output outside the pit.

As a further improvement of the above solution, ceramic coatings are provided on the inner walls of the powder silo, the sand and gravel batching silo, the water storage silo and the admixture silo. It can prevent the material from sticking and avoiding the accumulation of material to corrode the storage bin.

Finally, it should be noted that the above preferred embodiments are only used to illustrate the technical solutions of the present utility model without limitation. Although the utility model has been described in detail through the above preferred embodiments, those skilled in the art should understand that it can be described in the form Various changes can be made in the above and in the details without departing from the scope defined by the claims of the present invention.

Claims (8)

1. A T-shaped sinking stabilized soil mixing station combined with a stockyard, comprising a storage system for storing materials, a stirring device, a finished product storage bin and an electrical control system, characterized in that: the storage system and the stirring device are both Arranged in a pit below the ground, the electrical control system is set on the ground; The storage system includes a powder silo, a gravel batching bin, a water storage bin and an additive bin. There are several powder bins arranged horizontally on the A side of the stirring device. There are at least two sand and gravel batching bins. , arranged horizontally on the side of side A adjacent to side B, the bottom of the sand and gravel batching bin is provided with a conveyor belt connected to the inlet of the mixing device, and the water storage bin and the additive bin are set between the powder bin and the sand Between stone batching bins; There are two sets of storage systems, stirring devices and electrical control systems, the two sets of storage systems and stirring devices are symmetrically arranged and the two sets of stirring devices, sand and gravel batching bins and conveyor belts are arranged next to each other; the finished product storage bins are correspondingly arranged in two groups Below the mixing device; it also includes two sets of material lifting systems and unloading devices. One end of the material lifting system is set under the finished product storage bin, and the other end is connected to the buffer hopper set on the pit. The unloading device is set on the buffer below the hopper; It also includes a material storage yard arranged on one side of the sand and gravel batching bin. The material storage yard is arranged on the ground, including a material shed, a material storage platform located under the material shed, an input tape machine and a The output belt machine, the stacker and the stacker walking platform arranged above the storage platform, a reclaimer is arranged between the storage platform and the output belt machine, and the input of the output belt machine and the sand and gravel batching bin mouth to mouth. 2. The T-shaped submerged stabilized soil mixing station of the combined material yard according to claim 1, characterized in that: the material lifting system is arranged on the D side of the mixing device and corresponds to the conveyor belt on the B side. 3. The T-shaped submerged stabilized soil mixing plant of the combined material yard according to claim 1, characterized in that: the material inlet of the sand and gravel batching bin is not higher than the ground. 4. The T-shaped sinking stabilized soil mixing station of the combined material yard according to claim 1, characterized in that: the powder silo includes a cement silo and a blending silo, and a weighing machine is arranged above the mixing device. system, the discharge end of the cement silo and each blending silo is connected to the weighing system through a screw conveyor; the water storage bin and the admixture bin are connected to the weighing system through a control pipeline. 5. The T-shaped submerged stabilized soil mixing station of the combined material yard according to claim 1, characterized in that it also includes a dust removal device correspondingly arranged above the powder silo and the stirring device. 6. The T-shaped sinking stabilized soil mixing plant of the combined material yard according to claim 1, characterized in that: the top surface of the pit is covered with a cover, and the cover is left with a maintenance port, a ventilation exchange An air port and a sand and gravel input port, the sand and gravel input port communicates with the entrance of the sand and gravel batching bin, and the material lifting system extends out of the cover. 7. The T-shaped submerged stabilized soil mixing plant of the combined material yard according to claim 4, characterized in that: the horizontal section of the powder silo, the water storage silo and the admixture silo is polygonal. 8. The T-shaped sinking stabilized soil mixing station of the combined material yard according to claim 4, characterized in that: the inner walls of the powder silo, sand and gravel batching silo, water storage silo and additive silo are provided with ceramic coating.