Lime soil mixing device
By designing the mixing mechanism, feeding mechanism, and spraying mechanism of the lime-soil mixing device, the problems of proportion control and humidity uniformity in lime-soil mixing were solved, achieving a highly efficient lime-soil mixing effect.
Patent Information
- Application Number
- CN202422616143.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-10-29
- Publication Date
- 2025-11-28
- Estimated Expiration
- 2034-10-29
AI Technical Summary
Existing lime-soil mixing equipment cannot accurately control the mixing ratio and is difficult to spray water evenly to control humidity, resulting in wasted labor and poor mixing quality.
The lime-soil mixing device includes a mixing mechanism, a feeding mechanism, and a spraying mechanism. The material is fed in proportion through a spiral feeding cylinder, and intermittent water spraying is achieved using a rotary valve to ensure precise control of the lime-soil ratio and humidity.
It achieves precise control of the lime-soil ratio and uniform water spraying, improving mixing quality, reducing manual intervention, and increasing mixing efficiency.
Smart Images
Figure CN223604668U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the field of engineering construction more specifically, relate to lime-soil mixing device. BACKGROUND
[0002] Lime-soil mixing is the process of mixing lime and soil uniformly according to certain proportion, which is commonly used in foundation treatment, road base laying and the like in construction engineering, and large-scale lime-soil mixing usually adopts mechanical mixing, and common mechanical equipment includes lime-soil mixing machine, loader and the like.
[0003] Common lime-soil mixing proportion is 3:7 or 2:8 (volume ratio), and the proportion is estimated manually during mixing, which cannot guarantee mixing proportion and greatly wastes manual work, and in addition, water needs to be sprayed into lime-soil after dry mixing to make lime-soil reach qualified water content, and it is difficult to control water content by directly injecting clean water. UTILITY MODEL CONTENT
[0004] In view of the problems in the prior art, the utility model aims to provide a lime-soil mixing device, which can realize feeding of lime-soil at certain proportion, and then control the proportion of lime-soil, and intermittent water spraying can better control humidity.
[0005] To solve the above problems, the utility model adopts the following technical scheme:
[0006] The lime-soil mixing device comprises a stirring mechanism, a feeding mechanism and a spraying mechanism, the stirring mechanism comprises a support placed on the ground, a stirring box is fixed to the upper portion of the support, the stirring box is hollow inside, a top plate covers the top portion of the stirring box, a feeding cylinder is symmetrically arranged on one side of the top portion of the stirring box, the feeding cylinder is in communication with the inside of the stirring box, a discharging pipe is arranged on one side of the bottom portion of the stirring box, the feeding mechanism is placed on one side of the stirring mechanism, the feeding mechanism comprises a base frame placed on the ground, a hopper is mounted on the upper portion of the base frame, the inside of the hopper is divided into two areas by a partition plate, two spiral feeding cylinders are symmetrically arranged on the side of the hopper close to the stirring mechanism, a spiral feeding rod is arranged in each spiral feeding cylinder, the output ports of the two spiral feeding cylinders are separately connected to the two feeding cylinders, a pulley B is coaxially mounted on the top portion of one of the spiral feeding cylinders, a pulley A is coaxially mounted on the top portion of the other spiral feeding cylinder, a belt is sleeved on the surfaces of the pulley B and the pulley A, and the spraying mechanism is further arranged on the top portion of the stirring box.
[0007] Further, the diameter ratio of the pulley B to the pulley A is 3:7.
[0008] Further, the stirring box is internally rotatably provided with a stirring shaft, one side of the stirring box is provided with a driving mechanism for driving the stirring shaft to rotate, the stirring shaft is coaxially provided with a rotating disc at an end away from the feeding mechanism, and the rotating disc is arranged outside the stirring box.
[0009] Further, the spraying mechanism comprises a butt joint seat fixed on one side of the upper surface of the stirring box, the butt joint seat is located on the same side of the rotating disc, the top of the butt joint seat is provided with a water storage tank, and the inside of the butt joint seat is internally provided with a control valve.
[0010] Further, the rotating valve is arranged below the control valve, the rotating valve is arranged in parallel with the axis of the rotating disc, the upper curved surface of the rotating valve is provided with a water inlet, the surface of one side of the rotating valve close to the feeding mechanism is provided with a water outlet, the water outlet and the water inlet are in communication, and the water outlet and the water inlet are vertically distributed.
[0011] Further, the upper surface of the stirring box is uniformly provided with a plurality of support plates, the top of each support plate is fixedly provided with a water pipe, the end of the water pipe is provided with the butt joint seat, one end of the water pipe corresponds to the water outlet, and the bottom of the water pipe is uniformly provided with a plurality of spray heads which penetrate the top plate.
[0012] Further, the stirring box is provided with a protruding block, a toothed rod is vertically and slidably arranged in the protruding block, a gear is arranged on one side of the rotating valve, the gear is arranged outside the butt joint seat, the toothed rod and the gear are in meshing engagement, a connecting rod is hingedly connected to the bottom of the toothed rod, and the bottom of the connecting rod is eccentrically hingedly connected to the surface of the rotating disc. Advantages
[0013] Compared with the prior art, the ash-soil mixing device provided by the ash-soil mixing device has the following advantages: two spiral feeders are arranged on one side of the stirring mechanism, the two spiral feeders are synchronously moved through a certain proportion of belt pulleys, so that the two spiral feeders can feed according to a certain proportion, and the proportion of ash-soil can be ensured without manual control.
[0014] In addition, when water needs to be sprayed on the internal ash-soil, the rotating valve can be reciprocatingly rotated through an external mechanism, so that intermittent water spraying is realized, the water spraying is more uniform, and the mixing quality is improved. BRIEF DESCRIPTION OF DRAWINGS
[0015] Figure 1 It is a three-dimensional structure schematic view of the installation of the utility model;
[0016] Figure 2 It is a three-dimensional structure schematic view of the installation of the utility model; Figure 1 It is an enlarged structure schematic view of area A of the utility model;
[0017] Figure 3The utility model discloses a rotating valve water inlet and outlet structure schematic diagram.
[0018] Mark explanation in drawing: 1, stirring mechanism, 101, support, 102, stirring box, 103, top plate, 104, feeding cylinder, 105, discharge pipe, 106, carousel, 107, lug, 108, support plate, 2, feeding mechanism, 201, chassis, 202, spiral feeding cylinder, 203, hopper, 204, pulley A, 205, pulley B, 206, belt, 3, spraying mechanism, 301, butt joint seat, 302, water storage tank, 303, control valve, 304, rotary valve, 305, water inlet, 306, water outlet, 307, gear, 308, rack, 309, connecting rod, 310, water pipe, 311, spray head DETAILED DESCRIPTION
[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model; Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments, and all other embodiments obtained by the ordinary skilled in the art based on the embodiments in the utility model without creative labor belong to the protection scope of the utility model. EMBODIMENT
[0020] Please refer to Figure 1As shown, the lime-soil mixing device comprises a stirring mechanism 1, a feeding mechanism 2 and a spraying mechanism 3. The stirring mechanism 1 comprises a support 101 placed on the ground, a stirring box 102 fixed inside and above the support 101, so that the stirring box 102 is in a suspended state, facilitating discharging. The stirring box 102 is hollow inside, and a top plate 103 is arranged on the top of the stirring box 102 to seal the inside of the stirring box 102, preventing dust during dry mixing. Two feeding cylinders 104 are symmetrically arranged on one side of the top of the stirring box 102, corresponding to the feeding of lime and soil respectively. The feeding cylinders 104 are connected with the inside of the stirring box 102, and a discharge pipe 105 is arranged on one side of the bottom of the stirring box 102. A valve is arranged inside the discharge pipe 105 to ensure that the inside of the stirring box 102 is sealed during mixing. The feeding mechanism 2 is arranged on one side of the stirring mechanism 1. The feeding mechanism 2 comprises a base frame 201 placed on the ground, and a hopper 203 installed above the base frame 201. The inside of the hopper 203 is divided into two areas by a partition plate, for filling lime and soil respectively. Two screw feeding cylinders 202 are symmetrically arranged on one side of the hopper 203 close to the stirring mechanism 1. Screw feeding rods are arranged inside the screw feeding cylinders 202. The bottoms of the two screw feeding cylinders 202 correspond to the two spaces of the hopper 203 respectively. The output ports of the two screw feeding cylinders 202 are separately connected to the two feeding cylinders 104. A belt wheel B 205 is coaxially installed on the top of one of the screw feeding cylinders 202. A belt wheel A 204 is coaxially installed on the top of the other screw feeding cylinder 202. A belt 206 is sleeved on the surfaces of the belt wheel B 205 and the belt wheel A 204. A motor is arranged on the bottom of one of the screw feeding cylinders 202, and the other is driven and controlled through the belt 206, so as to ensure that the two screw rods work at a certain speed ratio. The top of the stirring box 102 is also provided with the spraying mechanism 3.
[0021] The diameter ratio of the belt wheel B 205 and the belt wheel A 204 is 3:7, so that the circumference ratio of the belt wheel B 205 and the belt wheel A 204 is also 3:7. When rotating synchronously, the rotation speed ratio of the corresponding screw rods is 7:3 due to the existence of the belt 206. In the case that the dimensions of the screw rods are the same, the feeding ratio of the two screw feeding cylinders 202 remains 7:3.
[0022] Please refer to Figure 1 and Figure 2 As shown, a stirring shaft is rotatably installed inside the stirring box 102. A drive mechanism is arranged on one side of the stirring box 102 to drive the stirring shaft to rotate. A turntable 106 is coaxially installed on the end of the stirring shaft away from the feeding mechanism 2. The turntable 106 is placed outside the stirring box 102 and rotates together with the stirring shaft.
[0023] The spraying mechanism 3 comprises a docking seat 301 fixed on one side of the upper surface of the stirring box 102, the docking seat 301 is on the same side of the rotating disc 106, the docking seat 301 is provided with a water storage tank 302 on the top, and the control valve 303 is installed in the docking seat 301, so that whether the water in the water storage tank 302 flows downward can be controlled.
[0024] Please refer to Figure 2 and Figure 3 The rotating valve 304 is rotatably installed below the docking seat 301, the rotating valve 304 is below the control valve 303, the rotating valve 304 is arranged in parallel with the axis of the rotating disc 106, the upper curved surface of the rotating valve 304 is provided with a water inlet 305, the water inlet 305 can control the coincidence area with the internal flow channel when the rotating valve 304 rotates, so that whether the water flow can pass through is controlled, the flow channel is only the cavity between the control valve 303 and the rotating valve 304 downward, the surface of the side of the rotating valve 304 close to the feeding mechanism 2 is provided with a water outlet 306, the water outlet 306 is through the water inlet 305, and the water outlet 306 and the water inlet 305 are vertically distributed, so that the clean water flowing through the rotating valve 304 flows into the water pipe 310 through the water outlet 306.
[0025] Please refer to Figure 1 and Figure 2 The upper surface of the stirring box 102 is uniformly provided with a plurality of supporting plates 108, the water pipe 310 is fixed on the top of the plurality of supporting plates 108, the water pipe 310 is distributed along the internal stirring shaft, the water pipe 310 is installed at the end of the docking seat 301, one end of the water pipe 310 corresponds to the water outlet 306, and the bottom of the water pipe 310 is uniformly provided with a plurality of spray heads 311, the spray heads 311 penetrate the top plate 103, so that water is sprayed downward through the spray heads 311.
[0026] Please refer to Figure 1 and Figure 2 The side of the stirring box 102 is provided with a protruding block 107, the protruding block 107 is vertically slidably penetrated by a tooth rod 308, the protruding block 107 can ensure that the tooth rod 308 can only slide in the vertical direction, the rotating valve 304 is provided with a gear 307, the gear 307 is arranged outside the docking seat 301, the tooth rod 308 and the gear 307 are meshed with each other, so as to drive the rotating valve 304 to reciprocating rotate within a certain angle, the bottom of the tooth rod 308 is hingedly connected with a connecting rod 309, the bottom of the connecting rod 309 is eccentrically hinged to the surface of the rotating disc 106, and the hinge between the connecting rod 309 and the rotating disc 106 is not in the center, so that the rotating disc 106 drives the tooth rod 308 to move up and down reciprocatingly.
[0027] Working principle: since the partition plate inside the hopper 203 divides the inside of the hopper 203 into two spaces, then soil and lime can be filled into the two spaces respectively, wherein the lime corresponds to the area of the belt wheel A 204, and the soil corresponds to the area of the belt wheel B 205, the proportion of the belt wheel B 205 and the belt wheel A 204 is 3:7, and the two are connected synchronously through the belt 206, so the rotation speed of the screw inside the two screw feeding cylinders 202 is 7;3; to realize the 3:7 lime-soil feeding ratio, after the lime-soil enters the inside of the stirring box 102, it is stirred through the internal stirring shaft, when water needs to be sprayed, the control valve 303 can be opened, so that the water inside the butt joint seat 301 flows downward, at the same time, the rotation of the internal stirring shaft can drive the rotating disc 106 to rotate, through the connecting rod 309, the toothed rod 308 is driven to move up and down reciprocatingly, through the meshing of the toothed rod 308 and the gear 307, the rotary valve 304 is driven to reciprocate rotate within a certain angle, then the water inlet 305 and the internal flow channel are reciprocally opened, the clear water is intermittently injected into the water pipe 310, and through the spray head 311, the inside of the stirring box 102 is sprayed.
[0028] The above merely describes a preferred specific embodiment of the present application; however, the protection scope of the present application is not limited to this. Any person skilled in the art, according to the technical scheme and the improvement concept of the present application, should be covered in the protection scope of the present application.
Claims
1. A lime-soil mixing device comprising a stirring mechanism (1), a feeding mechanism (2) and a spraying mechanism (3), characterized in that: The stirring mechanism (1) includes a support (101) placed on the ground, a stirring box (102) fixed inside and above the support (101), the stirring box (102) is hollow inside, the top of the stirring box (102) is covered with a top plate (103), the top of the stirring box (102) is symmetrically provided with a feeding cylinder (104) on one side, the feeding cylinder (104) is through with the inside of the stirring box (102), a discharging pipe (105) is arranged on one side of the bottom of the stirring box (102), the feeding mechanism (2) is placed on one side of the stirring mechanism (1), the feeding mechanism (2) includes a chassis (201) placed on the ground, a hopper (203) is installed above the chassis (201), the inside of the hopper (203) is divided into two areas by a partition plate, two spiral feeding cylinders (202) are symmetrically arranged on one side of the hopper (203) close to the stirring mechanism (1), the inside of the spiral feeding cylinder (202) is provided with a spiral feeding rod, the output ports of the two spiral feeding cylinders (202) are separately connected to the two feeding cylinders (104), one of the spiral feeding cylinders (202) is coaxially installed with a pulley B (205) on the top, the other spiral feeding cylinder (202) is coaxially installed with a pulley A (204) on the top, the pulley B (205) and the pulley A (204) are sleeved with a belt (206) on the surface, and the top of the stirring box (102) is further provided with a spraying mechanism (3).
2. The lime-soil mixing apparatus of claim 1, wherein: The diameter ratio of the pulley B (205) to the pulley A (204) is 3:
7.
3. The lime-soil mixing apparatus of claim 1, wherein: A stirring shaft is rotatably installed in the inside of the stirring box (102), a driving mechanism for driving the stirring shaft to rotate is arranged on one side of the stirring box (102), a turntable (106) is coaxially installed on the end of the stirring shaft away from the feeding mechanism (2) in the inside of the stirring box (102), and the turntable (106) is placed outside the stirring box (102).
4. The lime-soil mixing apparatus of claim 3, wherein: The spraying mechanism (3) includes a butt joint seat (301) fixed on one side of the upper surface of the stirring box (102), the butt joint seat (301) is on the same side of the turntable (106), a water storage tank (302) is arranged on the top of the butt joint seat (301), and a control valve (303) is installed in the inside of the butt joint seat (301).
5. The lime-soil mixing apparatus of claim 4, wherein: A rotary valve (304) is rotatably installed inside and below the butt joint seat (301), the rotary valve (304) is placed below the control valve (303), the rotary valve (304) is arranged in parallel with the axis of the turntable (106), a water inlet (305) is formed in the upper curved surface of the rotary valve (304), a water outlet (306) is formed in the surface of the rotary valve (304) close to the feeding mechanism (2), the water outlet (306) is through with the water inlet (305), and the water outlet (306) and the water inlet (305) are vertically distributed.
6. The lime-soil mixing apparatus of claim 5, wherein: The upper surface of the stirring box (102) is uniformly provided with a plurality of support plates (108), the top of the plurality of support plates (108) is fixedly provided with a water pipe (310), the end of the water pipe (310) is provided with a butt joint seat (301), one end of the water pipe (310) corresponds to a water outlet (306), and the bottom of the water pipe (310) is uniformly provided with a plurality of spray heads (311), and the spray head (311) penetrates the top plate (103).
7. The lime-soil mixing apparatus of claim 5, wherein: The stirring box (102) is provided with a protrusion (107) on one side, a toothed rod (308) vertically penetrates the protrusion (107) and slides, a gear (307) is arranged on one side of the rotary valve (304), the gear (307) is arranged outside the butt joint seat (301), the toothed rod (308) and the gear (307) are in meshing engagement, a connecting rod (309) is hingedly connected to the bottom of the toothed rod (308), and the bottom of the connecting rod (309) is eccentrically hingedly connected to the surface of the rotating disc (106).