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CN-121986629-A - Foreign soil spray seeding device for slope protection construction and use method

CN121986629ACN 121986629 ACN121986629 ACN 121986629ACN-121986629-A

Abstract

The invention relates to the field of soil spraying and seeding, and discloses a soil spraying and seeding device for slope protection construction and a use method thereof, wherein the device comprises a shell, a water storage cavity for respectively storing clear water, a liquid storage cavity for storing mixed liquid of a binder and a water-retaining agent are arranged in the shell, and is connected with the stirring tank through the water pump, and the stirring tank is erected on a support frame with a weighing sensor, and further comprises a soil-alienating pump and a spray seeding assembly with a spray gun. The device is based on the staged operation of firstly preparing and spraying high-cohesiveness base layer slurry, and then continuously preparing and spraying low-cohesiveness high-porosity surface layer slurry in the same stirring tank by supplementing liquid, inorganic improvement materials and seeds. The invention realizes continuous layered construction of the high-strength base layer and the suitable growth surface layer, solves the problem of single function of the traditional one-time spray seeding layer, and ensures the accuracy of layered proportioning and construction controllability through a double-liquid supply and weighing liquid level double-metering system.

Inventors

  • LI TAO
  • MA JIAYONG
  • ZHU CHENTAO
  • YAN LIN
  • LI XIN

Assignees

  • 中国十七冶集团有限公司

Dates

Publication Date
20260508
Application Date
20260212

Claims (10)

  1. 1. The utility model provides a foreign soil spraying and seeding device for side slope protection construction, includes casing (1), its characterized in that is provided with in casing (1): The water storage cavity (2) is internally provided with clean water; The liquid storage cavity (3), wherein a mixed solution of a binder, a water-retaining agent and clear water is arranged in the liquid storage cavity (3); The water inlet of the water pump (4) is respectively communicated with the water storage cavity (2) and the liquid storage cavity (3) through pipelines, and an electric three-way proportional valve (41) is arranged at the junction of the connecting pipelines of the water pump (4), the water storage cavity (2) and the liquid storage cavity (3); The device comprises a support frame (11), wherein a weighing sensor (52) is fixedly arranged at the upper end of the support frame (11); the stirring tank (5), the outer peripheral face fixed mounting of stirring tank (5) has support (51), support (51) set up in weighing sensor (52) top, the delivery port intercommunication of stirring tank (5) through pipeline and water pump (4).
  2. 2. The soil-alienating spraying device for side slope protection construction according to claim 1, wherein two liquid level meters (13) are fixedly arranged at the top end of the shell (1), and the two liquid level meters (13) respectively extend into the water storage cavity (2) and the liquid storage cavity (3).
  3. 3. The soil-shifting spraying device for slope protection construction according to claim 1, wherein a speed reducing motor (53) is fixedly installed at the top end of the stirring tank (5), a stirring shaft (55) is fixedly connected to the output end of the speed reducing motor (53), the stirring shaft (55) is arranged inside the stirring tank (5), stirring blades are fixedly connected to the outer peripheral surface of the stirring shaft (55), a feeding hopper (54) is arranged at the top end of the stirring tank (5), and the feeding hopper (54) is communicated with the inside of the stirring tank (5).
  4. 4. The soil-dressing spraying device for slope protection construction according to claim 1, further comprising a soil-dressing pump (6), wherein a feed inlet of the soil-dressing pump (6) is communicated with a discharge outlet of the stirring tank (5) through a pipeline, and a discharge valve (56) is fixedly arranged at the discharge outlet of the stirring tank (5).
  5. 5. The soil-receiving and spraying device for slope protection construction according to claim 1, further comprising a spraying assembly (7), wherein the spraying assembly (7) comprises a supporting chassis (71), a rotating bracket (72) is rotationally connected to the supporting chassis (71), an annular bracket (73) is rotationally connected to the rotating bracket (72), a spray gun (74) is fixedly installed in the annular bracket (73), and a feed inlet of the spray gun (74) is communicated with a discharge outlet of the soil-receiving pump (6) through a pipeline.
  6. 6. The soil-shifting spraying device for slope protection construction according to claim 5, wherein a locking column (731) and an unlocking block (733) are arranged at the top end of the annular bracket (73), the top end of the locking column (731) is fixedly connected with the bottom end of the unlocking block (733), a spring (732) is sleeved on the peripheral surface of the locking column (731), and two ends of the spring (732) are fixedly connected with the top end of the annular bracket (73) and the bottom end of the unlocking block (733) respectively; The top end of the spray gun (74) is provided with a locking hole (741), the locking column (731) penetrates through the top end of the annular support (73) to be provided with the locking hole (741), and the locking column (731) penetrates through the annular support (73) and is inserted into the locking hole (741).
  7. 7. The soil-alienating spraying device for slope protection construction according to claim 1, wherein a water inlet (12) is formed in the top end of the shell (1), and two water inlets (12) are respectively arranged corresponding to the water storage cavity (2) and the liquid storage cavity (3).
  8. 8. The soil-alienating spray seeding device for slope protection construction according to claim 1, wherein the mixing ratio of the binder, the water-retaining agent and the clear water in the mixed liquid of the liquid storage cavity (3) is 1:0.3:20-1:0.3:50.
  9. 9. The soil-alienating spraying device for slope protection construction according to any one of claims 1 to 4, wherein the liquid level meter (13), the water pump (4), the electric three-way proportional valve (41), the gear motor (53), the discharge valve (56) and the soil-alienating pump (6) are all electrically connected with an external controller.
  10. 10. The application method of the soil-alienating spray seeding device for slope protection construction is characterized by comprising the following steps of: The method comprises the steps of S1, respectively injecting clear water into a water storage cavity (2) through a water inlet (12) corresponding to the top end of a shell (1), injecting mixed liquid prepared in advance by an adhesive, a water retaining agent and the clear water into a liquid storage cavity (3), confirming raw material stock through a liquid level meter (13), debugging an external controller, and ensuring that the liquid level meter (13), a water pump (4), an electric three-way proportional valve (41), a gear motor (53), a discharge valve (56) and a soil-filling pump (6) are electrically connected with the controller and run normally; S2, adding soil, fertilizer and fiber materials with preset weight proportions into the stirring tank (5) through a feed hopper (54) at the top end of the stirring tank (5), wherein the stirring tank (5) is erected on a weighing sensor (52) at the upper end of a supporting frame (11) through a support (51), and the weight of the dry materials is monitored by the weighing sensor (52); S3, starting a water pump (4), synchronously regulating and controlling electric three-way proportional valves (41) on corresponding pipelines of the water storage cavity (2) and the liquid storage cavity (3), pumping quantitative clear water and mixed liquid into a stirring tank (5) according to a preset proportion, and closing the water pump (4) after the preset proportion is achieved by a controller through converting the volume and the weight of liquid materials by data of a liquid level meter (13) and combining the total weight data of the tank body of a weighing sensor (52); S4, starting a speed reducing motor (53), driving a stirring shaft (55) and stirring blades on the periphery to rotate by the speed reducing motor (53), fully stirring solid-liquid materials in a stirring tank (5), forming uniform high-cohesiveness base layer slurry, and then closing the speed reducing motor (53); S5, a discharge valve (56) of a discharge hole of the stirring tank (5) is opened, a soil-filling pump (6) is started, base layer slurry is conveyed to a spray gun (74) of the spraying and seeding assembly (7), the spray gun (74) is matched and locked and installed through a locking column (731), a spring (732) and an unlocking block (733) of the annular bracket (73), an operator adjusts the angles and positions of a rotating bracket (72) and the annular bracket (73) on the supporting chassis (71), the base layer slurry is uniformly sprayed to a slope surface to form a firm base layer, and the discharge valve (56) and the soil-filling pump (6) are closed after spraying and seeding are completed; S6, without emptying the stirring tank (5), starting the water pump (4) again through the controller, regulating and controlling the electric three-way proportional valve (41), pumping clear water and mixed liquid into the stirring tank (5) according to a low bonding proportion, and monitoring the adding amount of the liquid material by utilizing the liquid level meter (13) and the weighing sensor (52) in a cooperative manner, and closing the water pump (4) after the completion; s7, manually adding an inorganic modified material into the stirring tank (5) through a feed hopper (54), starting a speed reducing motor (53) again to drive a stirring blade to stir, uniformly mixing the modified material and diluted slurry to promote the porosity of the soil, and closing the speed reducing motor (53) after stirring is completed; S8, manually adding plant seeds into the stirring tank (5), starting a speed reduction motor (53) to drive a stirring blade to stir for a short time and mildly, uniformly dispersing the seeds and avoiding mechanical damage, and closing the speed reduction motor (53) after stirring is completed to form surface sizing agent with low adhesion and high porosity; S9, opening the discharge valve (56) again and starting the soil-receiving pump (6), conveying the surface slurry to the spray gun (74), adjusting the bracket angle of the spray seeding assembly (7) by an operator, uniformly spraying the surface slurry to the upper layer of the slope to form a seed germination and growth layer, and closing the discharge valve (56) and the soil-receiving pump (6) after the spray seeding is completed; And S10, after the spray seeding construction is completed, all electric equipment is closed through a controller, and the water storage cavity (2), the liquid storage cavity (3), the stirring tank (5), the spray gun (74) and all connecting pipelines are cleaned, so that residual materials on the surfaces of the equipment and on an operation site are cleaned.

Description

Foreign soil spray seeding device for slope protection construction and use method Technical Field The invention relates to the field of soil spraying and seeding, in particular to a soil spraying and seeding device for slope protection construction and a use method thereof. Background With the continuous promotion of infrastructure construction and ecological restoration engineering, the foreign soil spray seeding technology has become a key technology for protecting and greening bare slopes such as rocks and soil. The technology is characterized in that soil, fertilizer, seeds and other materials are mixed into slurry and sprayed to a slope surface to quickly form a covering layer which has anti-scouring capability and is beneficial to plant growth, so that the dual aims of engineering protection and ecological restoration are realized. Most of the existing soil-alienating spray seeding is to mix and spray-seed all raw materials at one time, and the formed spray-seeding layer has a uniform structure, so that the requirements of high cohesiveness of a bottom layer, firm adhesion to a slope surface and high porosity of a surface layer, favorable for seed germination differentiation are difficult to be met, and the surface layer is hardened or the whole anti-scouring performance is insufficient. In addition, the conventional equipment generally lacks convenient control capability on liquid material proportion, the binder, the water-retaining agent and the like are added in a plurality of ways depending on experience, and the stability and the controllable difference of the key properties of the two-time spray-seeding slurry such as the bonding strength, the porosity and the like are difficult to ensure. Disclosure of Invention In order to make up for the defects, the invention provides a foreign soil spraying device for slope protection construction and a use method thereof, and aims to solve the problems that most of the conventional foreign soil spraying device mixes all raw materials at one time, the formed spraying layer is uniform in structure, and the requirement of high cohesiveness of a bottom layer to firmly attach to a slope surface and high porosity of a surface layer to facilitate differentiation of seed germination is difficult to meet. In order to achieve the purpose, the invention adopts the following technical scheme that the soil-alienating spray seeding device for slope protection construction comprises a shell, wherein the shell is internally provided with: the water storage cavity is internally provided with clear water; the liquid storage cavity is internally provided with a mixed solution of a binder, a water-retaining agent and clear water; The water inlet of the water pump is respectively communicated with the water storage cavity and the liquid storage cavity through pipelines, and an electric three-way proportional valve is arranged at the junction of the water pump, the water storage cavity and the connecting pipelines of the liquid storage cavity; The upper end of the supporting frame is fixedly provided with a weighing sensor; the stirring tank, the outer peripheral face fixed mounting of stirring tank has the support, the support sets up in weighing sensor top, the stirring tank passes through the delivery port intercommunication of pipeline and water pump. The two liquid level meters respectively extend into the water storage cavity and the liquid storage cavity, and the liquid level meters arranged in the water storage cavity and the liquid storage cavity can monitor the storage amount of two liquid raw materials in real time and intuitively, are convenient for material management and timely replenishment in the construction process, and ensure the continuity and reliability of proportioning control from the source. Preferably, a gear motor is fixedly arranged at the top end of the stirring tank, a stirring shaft is fixedly connected to the output end of the gear motor, the stirring shaft is arranged inside the stirring tank, stirring blades are fixedly connected to the outer peripheral surface of the stirring shaft, a feeding hopper is arranged at the top end of the stirring tank and communicated with the inside of the stirring tank, a mechanical stirring mechanism formed by the gear motor, the stirring shaft and the blades ensures that solid and liquid materials can be quickly and uniformly mixed, and the overhead feeding hopper is convenient for the concentrated and convenient addition of various solid materials, so that the feeding efficiency is improved and dust emission is reduced. Preferably, the device further comprises a soil-filling pump, wherein a feed inlet of the soil-filling pump is communicated with a discharge outlet of the stirring tank through a pipeline, a discharge valve is fixedly arranged at the discharge outlet of the stirring tank, and the soil-filling pump is matched with the discharge valve, so that the slurry prepared in the stirring tank can be stab