CN116061310A - A complete production device and method of fluid solidified soil - Google Patents

Abstract

The invention discloses a complete production device for fluidized solidified soil, which comprises a stirring system, a soil material treatment system, a conveying system and a curing agent adding system, wherein the stirring system is used for stirring the soil material; the stirring system comprises a stirring cabin and a stirrer, wherein two sides of the top of the stirring cabin are respectively provided with a feed inlet, and the top of the stirring cabin is also connected with a water inlet pipeline; the bottom of the stirring cabin is connected with a discharge pipeline; the motor head of the stirrer is arranged at the top of the stirring cabin, and the stirring slurry of the stirrer is arranged in the stirring cabin; the bottom of the stirring cabin is provided with a weighing device; the output end of the soil material treatment system is connected with the input end of the conveying system, and the output end of the conveying system is positioned above the side inlet of the stirring cabin; the output end of the curing agent adding system is positioned above the side inlet of the stirring tank. The beneficial effects of the invention are as follows: the invention adopts the cooperative coordination of a plurality of systems, is stable and reliable, and has lower maintenance cost; and each system is mutually independent, convenient to assemble and disassemble and beneficial to transfer transportation.

Description

A complete production device and method of fluid solidified soil

technical field

The invention relates to the technical field of building construction, in particular to a complete production device and method for fluid solidified soil.

Background technique

With the continuous development of construction technology, my country's construction industry has begun to change to "green, energy saving, consumption reduction, emission reduction and sustainable development".

As a new type of building material, ready-mixed liquid solidified soil is formed by taking part of the dregs and spoils at the construction site, after crushing, adding a certain proportion of curing agent, water, admixtures, etc., and is easy to prepare. , green environmental protection, cost economy and other characteristics, gradually recognized by the market. When the ready-mixed fluid solidified soil is poured into the pile hole as the pile material, and then the rigid core pile is inserted in it, a composite pile with extremely high strength can be formed. In addition, the ready-mixed liquid solidified soil can also be used for backfilling in narrow positions of foundation pits, foundation treatment and other fields.

At present, there are many kinds of equipment for preparing ready-mixed liquid solidified soil, some of which only have a mixing system, lack of soil material treatment, accurate metering, etc., and the structure is too simple. Although ready-mixed liquid solidified soil can be prepared quickly, the preparation quality is difficult to guarantee ; while part of the equipment is based on intelligent design, adding precise metering controllers, automatic controllers, etc., although it can theoretically guarantee the quality of ready-mixed fluid solidified soil, but it cannot adapt to the complex environment on site, and the maintenance cost is high , the transition is difficult.

Contents of the invention

The technical problem to be solved by the present invention is to provide a complete production device and method of fluid solidified soil which can be measured scientifically and has low maintenance cost.

The technical solution adopted in the present invention is: a complete set of production equipment for fluid solidified soil, including a stirring system, a soil material processing system, a transmission system and a curing agent adding system;

The mixing system includes a mixing cabin and a mixer, a feed inlet is respectively arranged on both sides of the top of the mixing cabin, and the top of the mixing cabin is also connected with a water inlet pipeline; the bottom of the mixing cabin is connected with a discharge pipeline; The motor head of the mixer is set on the top of the mixing cabin, and the stirring paddle of the mixer is set in the mixing cabin; the bottom of the mixing cabin is provided with a weighing device for real-time detection and display of the quality of the mixing cabin;

The soil material processing system and the conveying system are arranged on one side of the mixing system; the output end of the soil material processing system is connected to the input end of the conveying system, and the output end of the conveying system is located above the feed port on the side of the mixing chamber; The soil material processing system is used to process the undisturbed muck into soil materials, and the conveying system is used to transport the soil materials and additives to the mixing chamber;

The curing agent adding system is arranged on the other side of the stirring system, and the output end of the curing agent adding system is located above the feed port of this side of the stirring cabin; the curing agent adding system is used to add curing agent into the stirring cabin.

According to the above scheme, the soil processing system includes an excavator, a soil crushing machine and a soil screening machine; Send the excavated undisturbed slag to the feed port of the soil grinder; the bottom of the soil grinder is provided with a discharge port, and the soil screening machine is installed at the lower part of the soil grinder, and the soil The feed port of the material screening machine is located below the discharge port of the soil material grinder; the discharge port of the soil material screening machine is located above the input end of the transmission system.

According to the above scheme, the soil screening machine includes a screen and a base, and the screen is arranged obliquely; the bottom of the screen is connected to the base through a number of elastic parts, and the two ends of the base are respectively fixed on the support frames on both sides. , the lower end of the support frame is installed on the ground.

According to the above solution, the elastic member is a spring.

According to the above scheme, the angle between the screen and the horizontal plane is 20-45°.

According to the above scheme, the conveying system is a conveyor belt conveyor.

According to the above scheme, the curing agent addition system includes a storage tank and a pump, and the storage tank stores the curing agent; the inlet of the pump is connected to the inner bottom of the storage tank, and the outlet of the pump is connected to the pump. The pumping pipeline is connected, and the outlet end of the pumping pipeline is located above the feed port on the corresponding side of the mixing chamber.

According to the above scheme, the mixing chamber is installed on the installation frame, and the installation frame is set on the ground; the soil material grinder is installed on the upper end of the support frame; the base of the soil material screening machine is set on the ground through the feet.

According to the above scheme, the transmission system is supported on the ground by a column, and the column is connected with one end of the reinforcement rod, and the other end of the reinforcement rod is connected with the bottom of the transmission system.

The present invention also provides a method for preparing fluid solidified soil, the method comprising the steps of:

Step 1. Carry out the solidified soil mix ratio test according to the construction requirements, determine the mix ratio of soil material, cement curing agent, water, and slag admixture; provide and install the complete set of production equipment for fluid solidified soil as described above;

Step 2, start the excavator to dig the soil, put the undisturbed slag into the soil material crusher for crushing, and the crushed soil material falls into the soil material screening machine;

Step 3: The soil material screening machine screens the soil material. The soil material with a particle diameter of less than 5 mm passes through the screening and falls into the conveying system, while the soil material with a particle diameter greater than 5 mm that does not meet the requirements will be sent from the soil material screening machine. It is automatically discharged from the middle, and then sent to the soil crusher for further crushing;

Step 4. The conveying system transports the sieved and fallen soil material to the feed inlet of the mixing chamber, and the weighing device weighs in real time, and stops inputting the soil material after the quality of the mixing chamber reaches the set quality;

Step 5. Place the slag additive on the conveying system, and transport it to the feed port of the mixing chamber by the conveying system. Close the side feed port after quality;

Step 6. The cement curing agent is transported to the feed port of the mixing chamber by the pump, and the weighing device weighs in real time. After the quality of the mixing chamber reaches the set quality, the input of the curing agent is stopped;

Step 7. Start the mixer and stir the materials in the mixing cabin evenly;

Step 8, open the water inlet pipe, enter water into the mixing chamber, weigh in real time with the weighing device, and stop water intake after the quality of the stirring chamber reaches the set quality;

Step 9: Stop the mixer after 1 minute, that is, the preparation of the fluid solidified soil is completed, and the finished fluid solidified soil can be discharged through the discharge pipe.

The beneficial effects of the present invention are as follows: the present invention adopts a plurality of systems to coordinate, is stable and reliable, and has low repair and maintenance costs, and can realize industrialization, standardization, and standardized preparation of fluid solidified soil; and each system is independent of each other, easy to disassemble It is convenient and convenient for transfer transportation, and it is more convenient to establish a simple factory for solidified soil preparation at the construction site, which reduces the construction cost. Most of the equipment adopts a mechanized structure, without complicated electronic components, and can adapt to complex on-site environments. The scientific measurement is realized through the weighing device with mature technology and stable performance, and the mixing ratio of each component is prepared to be controlled, so that the solidified soil products with different strengths can be prepared to ensure the excellent quality of the solidified soil.

Description of drawings

Fig. 1 is a schematic diagram of the overall structure of a specific embodiment of the present invention.

In the figure, 1-excavator, 2-soil crushing machine, 3-soil screening machine, 3.1-screen, 3.2-base, 3.3-elastic part, 4-transmission system, 5-feed inlet, 6 -storage tank, 7-pumping pipeline, 8-stirring cabin, 9-mixer, 10-inlet pipeline, 11-outlet pipeline, 12-weighing device, 13-installation frame, 14-support frame, 15-foot , 16-column, 17-reinforcing bar.

Detailed ways

In order to better understand the present invention, the present invention will be further described below in conjunction with the accompanying drawings and specific embodiments.

A kind of complete set of production equipment of fluid solidified soil as shown in Figure 1, comprises mixing system, soil material processing system, transmission system 4 and solidifying agent adding system;

Described agitation system comprises agitation cabin 8 and agitator 9, and the both sides of the top of described agitation cabin 8 respectively is provided with a feeding port 5, and the top of agitation cabin 8 is also connected with water inlet pipeline 10; The bottom of described agitation cabin 8 is connected There is a discharge pipeline 11; the motor head of the mixer 9 is arranged on the top of the mixing cabin 8, and the stirring blade of the mixer 9 is arranged in the mixing cabin 8; the bottom of the mixing cabin 8 is provided with a weighing device 12 for real-time detection And display the quality of stirring cabin 8;

The soil material processing system and the conveying system 4 are arranged on one side of the mixing system; the output end of the soil material processing system is connected to the input end of the conveying system 4, and the output end of the conveying system 4 is located at the side of the mixing chamber 8 for feeding Above the port 5; the soil material processing system is used to process the undisturbed muck into soil materials, and the conveying system 4 is used to transport the soil materials and additives to the mixing chamber 8;

The curing agent addition system is arranged on the other side of the stirring system, and the output end of the curing agent addition system is located above the side feed port 5 of the stirring cabin 8; agent.

Preferably, the soil processing system includes an excavator 1, a soil crushing machine 2 and a soil screening machine 3; To excavate the soil and send the excavated undisturbed slag to the feed port of the soil material grinder 2; the bottom of the soil material grinder 2 is provided with a discharge port, and the soil material screening machine 3 is installed on the soil material The lower part of the crushing machine 2, and the feed port of the soil material screening machine 3 is located below the discharge port of the soil material grinding machine 2; the discharge port of the soil material screening machine 3 is located above the input end of the transmission system 4.

Preferably, the soil screening machine 3 includes a screen 3.1 and a base 3.2, the screen 3.1 is arranged obliquely, and a slag bucket (not shown in the drawings) is provided outside the lower end; the bottom of the screen 3.1 passes through several elastic Part 3.3 is connected with seat body 3.2, and the two ends of seat body 3.2 are respectively fixed on the support frame 14 on both sides, and the lower end of support frame 14 is installed on the ground. In the present invention, the elastic member 3.3 is a spring; the angle between the screen 3.1 and the horizontal plane is 20-45°, and soil materials with a particle diameter less than 5 mm fall into the transmission system 4 after being sieved by the screen 3.1, and the particle diameter The unqualified soil material larger than 5 mm stays on the screen 3.1 and falls obliquely downward into the slag bucket under the action of its own gravity, and then is sent to the soil material crusher 2 again for crushing.

In the present invention, the excavator 1 is used to excavate the soil and send the excavated undisturbed muck to the feed port of the earth material grinder 2; the earth material grinder 2 is used to crush the undisturbed muck into earth material , the soil material falls into the soil material screening machine 3 through the discharge port;

Preferably, the conveying system 4 is a conveyor belt conveyor. The conveying system 4 transports the above-mentioned sieved soil material to the feed inlet 5 of the mixing cabin 8, and additives such as slag are also delivered to the feeding inlet 5 of the mixing cabin 8 through the conveying system 4. The feed inlet 5 has a cover. Can be closed manually to prevent dust.

Preferably, the curing agent addition system includes a storage tank 6 and a pumping machine, the storage tank 6 stores the curing agent; the inlet of the pumping machine communicates with the inner bottom of the storage tank 6, and the outlet of the pumping machine It communicates with the pumping pipeline 7 , and the outlet end of the pumping pipeline 7 is located above the corresponding side feed port 5 of the mixing chamber 8 . In this embodiment, the pumping machine is an existing mature equipment, which is not shown in the drawings and will not be repeated here.

In the present invention, the curing agent can be cement, which is stored in a tank and transported to the feed port 5 of the mixing chamber 8 by a pumping machine. The outlet of the pumping pipeline 7 and the feed port 5 are closed to prevent dust. .

Preferably, the mixing cabin 8 is installed on the installation frame 13, and the installation frame 13 is arranged on the ground; the soil material grinder 2 is installed on the upper end of the support frame 14; the seat body 3.2 of the soil material screening machine 3 passes through The legs 15 are set on the ground. The transmission system 4 is supported on the ground by a column 16 , and the column 16 is connected with one end of a reinforcement rod 17 , and the other end of the reinforcement rod 17 is connected with the bottom of the transmission system 4 .

In the present invention, described weighing device 12 is arranged at the bottom of stirring cabin 8, detects and displays the quality of stirring cabin 8 in real time, controls the feeding of earth material, curing agent, water, admixture by the quality of stirring cabin 8, Then control the mix ratio.

A preparation method of fluid solidified soil, the method comprises the steps of:

Step 1. Conduct the solidified soil mix ratio test according to the construction requirements, determine the mix ratio of soil material, cement curing agent, water, and slag admixture; provide and install the complete set of production equipment for fluid solidified soil as described above;

Step 2, start the excavator 1 to excavate the soil, and put the undisturbed muck into the soil material crusher 2 for crushing, and the crushed soil material falls into the soil material screening machine 3;

Step 3, the soil material screening machine 3 screens the soil material, and the soil material with a particle diameter less than 5 mm falls into the conveying system 4 after passing through the sieve, and the soil material with a particle diameter greater than 5 mm will pass through the soil material screening machine 3 It is automatically discharged and sent to the soil crusher 2 for further crushing;

Step 4, the conveying system 4 transports the sieved soil material to the feed port 5 of the mixing cabin 8, and the weighing device 12 weighs in real time, and stops inputting the soil material after the quality of the mixing cabin 8 reaches the set quality;

Step 5. Place the slag additive on the conveying system 4, and transport it to the feed port 5 of the mixing chamber 8 by the conveying system 4. The weighing device 12 weighs in real time, and stops inputting the additive after the quality of the stirring chamber 8 reaches the set quality. agent, close the side feed port 5 after checking the total mass of the mixing chamber 8;

Step 6, the cement curing agent is transported to the feed port 5 of the mixing cabin 8 by a pumping machine, and the weighing device 12 weighs in real time, and the input of the curing agent is stopped after the quality of the mixing cabin 8 reaches the set quality;

Step 7, start the mixer 9, and stir the materials in the mixing cabin 8 evenly;

Step 8, open the water inlet pipe 10, enter water into the mixing chamber 8, weigh in real time with the weighing device 12, stop water intake after the quality of the stirring chamber 8 reaches the set quality;

Step 9: The mixer stops after 9 minutes, and the preparation of the fluid solidified soil is completed, and the finished fluid solidified soil can be discharged through the discharge pipe.

The prepared liquid solidified soil is poured into the pile hole through a special transport vehicle and a pouring conduit, and then H-shaped steel is inserted into it to form a green and economical composite support pile; after cleaning the mixing chamber 8, it can be circulated, The solidified soil is produced in batches in a factory to ensure the continuous construction of composite piles.

In the present invention, after treating the dregs and spoils at the construction site, adding a certain proportion of curing agent, admixture, water, etc., mixing to form green and environment-friendly fluid solidified soil, pouring it into the pile hole as a pile body material, Then insert a rigid core pile into it to form a composite pile with extremely high strength. In addition, the solidified soil can also be used in the fields of backfilling in narrow positions of foundation pits, foundation treatment, etc., and has a broad application market. Compared with the equipment currently on the market, its measurement is more scientific, its environmental adaptability is stronger, its maintenance cost is lower, and it is more convenient and quick. Therefore, the present invention can further promote the industrialization, standardization, and standardized production and transportation of fluidized solidified soil, which has certain practical application value, and will promote the construction industry towards the direction of "green, energy saving, consumption reduction, emission reduction and sustainable development" keep moving forward.

The above are only preferred embodiments of the present invention, which certainly cannot limit the scope of rights of the present invention. Therefore, equivalent changes made according to the patent scope of the present invention still belong to the protection scope of the present invention.

Claims (10)

1. A complete set of production equipment for fluid solidified soil, characterized in that it comprises a mixing system, a soil material processing system, a transmission system and a solidifying agent adding system; The mixing system includes a mixing cabin and a mixer, a feed inlet is respectively arranged on both sides of the top of the mixing cabin, and the top of the mixing cabin is also connected with a water inlet pipeline; the bottom of the mixing cabin is connected with a discharge pipeline; The motor head of the mixer is set on the top of the mixing cabin, and the stirring paddle of the mixer is set in the mixing cabin; the bottom of the mixing cabin is provided with a weighing device for real-time detection and display of the quality of the mixing cabin; The soil material processing system and the conveying system are arranged on one side of the mixing system; the output end of the soil material processing system is connected to the input end of the conveying system, and the output end of the conveying system is located above the feed port on the side of the mixing chamber; The soil material processing system is used to process the undisturbed muck into soil materials, and the conveying system is used to transport the soil materials and additives to the mixing chamber; The curing agent adding system is arranged on the other side of the stirring system, and the output end of the curing agent adding system is located above the feed port of this side of the stirring cabin; the curing agent adding system is used to add curing agent into the stirring cabin. 2. The complete set of production equipment for fluid solidified soil as claimed in claim 1, wherein the soil processing system comprises an excavator, an earth crushing machine and an earth screening machine; the excavator is arranged on the earth On the feeding port side of the crushing machine, the excavator is used to excavate the soil and send the undisturbed slag excavated to the feeding port of the soil crushing machine; the bottom of the soil crushing machine is provided with a discharge port , the soil screening machine is installed at the bottom of the soil crushing machine, and the feed port of the soil screening machine is located below the discharge port of the soil crushing machine; the discharge port of the soil screening machine is located at the conveying system above the input. 3. The complete set of production equipment for fluid solidified soil as claimed in claim 1, wherein the soil screening machine comprises a screen and a base, and the screen is arranged obliquely; the bottom of the screen passes through several elastic parts and The seat bodies are connected, the two ends of the seat body are respectively fixed on the support frames on both sides, and the lower ends of the support frames are installed on the ground. 4. The complete set of production equipment for fluid solidified soil according to claim 3, characterized in that, the elastic member is a spring. 5. The complete production device for fluid solidified soil as claimed in claim 3, characterized in that the angle between the screen and the horizontal plane is 20-45°. 6. The complete set of production equipment for fluidized solidified soil according to claim 1, characterized in that, the transmission system is a conveyor belt conveyor. 7. The complete set of production equipment for fluid solidified soil as claimed in claim 1, wherein the curing agent adding system comprises a storage tank and a pumping machine, and the curing agent is stored in the storage tank; the pumping machine The inlet of the pump is connected with the inner bottom of the storage tank, the outlet of the pumping machine is connected with the pumping pipeline, and the outlet end of the pumping pipeline is located above the corresponding side feed port of the mixing chamber. 8. The complete set of production equipment for fluid solidified soil as claimed in claim 3, characterized in that, the mixing cabin is installed on a mounting frame, and the mounting frame is arranged on the ground; the earth material grinder is installed on the upper end of the supporting frame ; The base of the soil screening machine is set on the ground through the feet. 9. The complete set of production equipment for fluid solidified soil as claimed in claim 1, wherein the transmission system is supported on the ground by a column, the column is connected to one end of the reinforcement rod, and the other end of the reinforcement rod is connected to the bottom of the transmission system connected. 10. A preparation method of fluid solidified soil, characterized in that, the method may further comprise the steps: Step 1. Carry out the solidified soil mix ratio test according to the construction requirements to determine the mix ratio of soil material, cement curing agent, water, and slag admixture; provide a complete set of fluid solidified soil production as described in any one of claims 1 to 9 device and install; Step 2, start the excavator to dig the soil, put the undisturbed slag into the soil material crusher for crushing, and the crushed soil material falls into the soil material screening machine; Step 3: The soil material screening machine screens the soil material. The soil material with a particle diameter of less than 5 mm passes through the screening and falls into the conveying system, while the soil material with a particle diameter greater than 5 mm that does not meet the requirements will be sent from the soil material screening machine. It is automatically discharged from the middle, and then sent to the soil crusher for further crushing; Step 4. The conveying system transports the sieved and fallen soil material to the feed inlet of the mixing chamber, and the weighing device weighs in real time, and stops inputting the soil material after the quality of the mixing chamber reaches the set quality; Step 5. Place the slag additive on the conveying system, and transport it to the feed port of the mixing chamber by the conveying system. Close the side feed port after quality; Step 6. The cement curing agent is transported to the feed port of the mixing chamber by the pump, and the weighing device weighs in real time. After the quality of the mixing chamber reaches the set quality, the input of the curing agent is stopped; Step 7. Start the mixer and stir the materials in the mixing cabin evenly; Step 8, open the water inlet pipe, enter water into the mixing chamber, weigh in real time with the weighing device, and stop water intake after the quality of the stirring chamber reaches the set quality; Step 9: Stop the mixer after 1 minute, that is, the preparation of the fluid solidified soil is completed, and the finished fluid solidified soil can be discharged through the discharge pipe.

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