Equipment and method for preparing steam-curing-free super-early-strength low-shrinkage concrete

Abstract

The invention discloses steam-curing-free super-early-strength low-shrinkage concrete preparation equipment and method, and relates to the technical field of concrete preparation, the steam-curing-free super-early-strength low-shrinkage concrete preparation equipment comprises a mobile vehicle, two first fixing plates are fixedly connected to the top of the mobile vehicle, a conveyor is fixedly connected to one side of each first fixing plate, a first feeding valve is inserted into the top of the conveyor, and a second feeding valve is inserted into the top of the conveyor; a first feeding valve is fixedly connected to the top end of the first weighing box, a first weighing box is fixedly connected to the top end of the first feeding valve, and a feeding hopper is fixedly connected to the top of the first weighing box. According to the steam-curing-free super-early-strength low-shrinkage concrete mixing device, materials for preparing the steam-curing-free super-early-strength low-shrinkage concrete can be weighed, more needed materials can be conveyed into the mixing box through the conveyor, and the situation that flying dust generated when the materials enter the mixing box is diffused into the external environment, pollutes the external environment and harms the body health of workers is prevented.

Description

Technical Field

[0001] The invention relates to the technical field of concrete preparation, and in particular to equipment and a method for preparing steam-free ultra-early-strength low-shrinkage concrete. Background Art

[0002] With the increasing requirements for energy conservation and environmental protection in the construction industry, concrete products have been widely used due to their high construction quality, early high strength and fast mold turnover efficiency. At the same time, with the construction of large-scale infrastructure such as long-span bridges and wind power generation, the requirements for concrete working performance, mechanical properties and durability are getting higher and higher. When preparing concrete now, the material is poured into the mixing equipment. Because the feeding port of the mixing equipment is located at a certain height, dust will be generated when the material is shoveled into the equipment, causing pollution to the environment and harm to the health of the workers. Summary of the invention

[0003] In view of the deficiencies in the prior art, the present invention provides a device and method for preparing steam-free ultra-early-strength and low-shrinkage concrete, which solves the problems raised in the above-mentioned background technology.

[0004] To achieve the above objectives, the present invention is implemented through the following technical solutions: a kind of equipment and method for preparing steam-free ultra-early strength and low shrinkage concrete, including a mobile vehicle, the top of the mobile vehicle is fixedly connected with two first fixed plates, one side of the first fixed plate is fixedly connected with a conveyor, the top of the conveyor is inserted with a first feed valve, the top of the first feed valve is fixedly connected with a first weighing box, the top of the first weighing box is fixedly connected with a feed hopper, both sides of the first weighing box are fixedly connected with pressure blocks, the top of the conveyor and both sides of the first feed valve are fixedly connected with fixed columns, the tops of the fixed columns are fixedly connected with first detectors, the pressure blocks are connected to the first detector, and the top of the first weighing box is fixedly connected There is a feed hopper, a discharge valve is fixedly connected to the bottom of one end of the conveyor, a mounting plate is provided on one side of the first fixed plate, a mixing box is rotatably connected between the two mounting plates, a second fixed plate is fixedly connected to the top of the other first fixed plate, a second servo motor is fixedly connected to the top of the second fixed plate, a fixed plate is fixedly connected to the output end of the second servo motor, a plurality of second weighing boxes are placed on the top of the fixed plate, a second feed valve is fixedly connected to the top of the second weighing boxes, pressure plates are fixedly connected to both sides of the second weighing box, a plurality of second detectors are installed on the top of the fixed plate and below the pressure plate, the pressure plates are connected to the second detectors, and a side groove is provided on one side of the mobile vehicle.

[0005] Optionally, the bottom end of the second weighing box extends to the bottom of the fixed plate and is fixedly connected to a fixed tube, the bottom of the fixed tube is fixedly connected to a hose, the bottom of the fixed tube and both sides of the hose are fixedly connected to an electric telescopic rod, the bottom end of the hose is fixedly connected to a first switch valve, the telescopic ends of the electric telescopic rods are connected to the bottom end of the first switch valve, a socket is provided at the top of the second fixed plate, and the bottom end of the discharge valve extends to the bottom of the second fixed plate.

[0006] Optionally, a first servo motor is fixedly connected to one side of the conveyor, a screw feed shaft is rotatably connected inside the conveyor, and an output end of the first servo motor is fixedly connected to one end of the screw feed shaft.

[0007] Optionally, one side of the first fixed plate is fixedly connected to a hydraulic rod, the telescopic end of the hydraulic rod is fixedly connected to a connecting frame, the bottom end of the connecting frame is fixedly connected to a sealing plate, the top of the sealing plate is fixedly connected to a fixed box, the bottom of the fixed box is rotatably connected to a rotating tube, one end of the rotating tube extends to the interior of the mixing box, and a plurality of stirring rods are fixedly connected to the outside of the rotating tube, one side of the inner cavity of the stirring rod is fixedly connected to a liquid capsule, one end of the liquid capsule is fixedly connected to a telescopic arm, one end of the telescopic arm extends to the outside of the stirring rod, and a winding box is fixedly connected to the interior of the stirring rod and above and below the liquid capsule, and a winding roller is rotatably connected to one side of the inner cavity of the winding box, a spring is provided on one side of the inner cavity of the winding box, and one end of the winding roller is connected to the spring.

[0008] Optionally, a pull rope is wrapped around the outside of the winding roller, one end of the pull rope extends to the inside of the stirring rod and is connected to one end of the telescopic arm, one end of the liquid bag is fixedly connected to a connecting tube, one end of the connecting tube extends to the inside of the rotating tube, a rotating joint is installed on the top of the fixed box, the top of the rotating tube is connected to the bottom of the rotating joint, the top of the fixed box is fixedly connected to a storage box, one side of the storage box is fixedly connected to a pump, one end of the pump extends to the inside of the storage box, and the other end of the pump is connected to the top of the rotating joint.

[0009] Optionally, a third servo motor is fixedly connected to one side of the inner cavity of the fixed box, and meshing bevel gears are fixedly sleeved on the outer side of the output end of the third servo motor and the outer side of the rotating tube.

[0010] Optionally, guide grooves are provided inside the mounting plates, the inner sides of the guide groove cavities are fixedly connected with gear rings, two guide blocks are fixedly connected on both sides of the mixing box, one end of each guide block extends into the guide grooves, two connecting plates are fixedly connected on one side of each guide block, a driving wheel is rotatably connected between the two connecting plates, a sixth servo motor is fixedly connected on one side of one of the connecting plates, the output end of the sixth servo motor is fixedly connected to one end of the driving wheel, and the driving wheel cooperates with the gear ring.

[0011] Optionally, a fourth servo motor is fixedly connected to the top of the inner cavity of the first fixed plate, a threaded rod is rotatably connected to the bottom of the inner cavity of the first fixed plate, the output end of the fourth servo motor is fixedly connected to the top of the threaded rod, a moving block is threadedly connected to the outer side of the threaded rod, one end of the moving block extends to the outer side of the first fixed plate and is fixedly connected to one side of the mounting plate, a fifth servo motor is fixedly connected to one side of the mounting plate, and the output end of the fifth servo motor is fixedly connected to one end of the mixing box.

[0012] Optionally, the method for using the equipment for preparing the steam-free ultra-early strength and low shrinkage concrete comprises the following steps: adding 400-550 parts of cement, 45-105 parts of mineral powder, 70-160 parts of fly ash beads, 28-38 parts of silica fume, 700-790 parts of fine aggregate, 850-970 parts of coarse aggregate, 7.5-14 parts of water reducer, 5-15 parts of early strength agent, 3-7 parts of viscosity reducer, 2-6 parts of retarder, 3-8 parts of defoamer, 110-140 parts of water, and 5-15 parts of cellulose ether additives into a mixing box for mixing and stirring to generate steam-free ultra-early strength and low shrinkage concrete.

[0013] The present invention provides a steam-free ultra-early strength low shrinkage concrete preparation device and method, which has the following beneficial effects:

[0014] 1. The equipment and method for preparing the steam-free ultra-early-strength low-shrinkage concrete are provided with a first weighing box, a pressing block and a second weighing box, so that the materials for preparing the steam-free ultra-early-strength low-shrinkage concrete can be weighed. The required large amount of materials can be input into the mixing box through a conveyor, so as to prevent the dust generated when the materials are put into the mixing box from being emitted into the external environment, causing pollution to the external environment and harming the health of the workers.

[0015] 2. The steam-free ultra-early strength and low shrinkage concrete preparation equipment and method are provided with a rotating tube, a stirring rod and a telescopic arm. After mixing, the pump extracts the liquid in the rotary joint, the rotating tube, the connecting tube and the liquid bag, and then discharges it into the storage box through the other end of the pump, so that the liquid bag shrinks. At this time, the spring drives the winding roller to rotate, so that the winding roller reels the pull rope and retracts the telescopic arm into the stirring rod. Then the telescopic end of the hydraulic rod pushes the connecting frame to drive the fixed box, the sealing plate and the rotating tube, the stirring rod and the telescopic arm to move out of the mixing box. Then the output end of the fourth servo motor drives the threaded rod to rotate, so that the threaded rod drives the moving block to drive the mounting plate and the mixing box to move downward. Then the output end of the fifth servo motor drives the mixing box to rotate. At the same time, the output end of the sixth servo motor drives the driving wheel to rotate, so that the driving wheel moves along the outer side of the gear ring, so that the driving wheel drives the guide block to move circumferentially along the inside of the guide groove through the sixth servo motor, so that the guide block drives the mixing box to move, so that the concrete in the mixing box can be taken out for use, and it is more convenient to take out the concrete in the mixing box. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the internal structure of the present invention;

[0017] Figure 2 This is a schematic diagram of the internal structure of the mounting plate of the present invention from a top view;

[0018] Figure 3 It is a schematic diagram of the structure on the fixed disk of the present invention;

[0019] Figure 4 This is a schematic diagram of the internal structure of the winding box of the present invention from a side view;

[0020] Figure 5 It is a schematic diagram of the internal structure of the conveyor of the present invention;

[0021] Figure 6 For the present invention Figure 1 A magnified image of point A;

[0022] Figure 7 For the present invention Figure 1 The enlarged view of point B;

[0023] Figure 8 For the present invention Figure 1 Enlarged view of point C.

[0024] In the figure: 1, mobile car; 2, first fixed plate; 3, mixing box; 4, conveyor; 5, first servo motor; 6, screw feed shaft; 7, first feed valve; 8, first weighing box; 9, feed hopper; 10, block; 11, fixed column; 12, first detector; 13, discharge valve; 14, second fixed plate; 15, second servo motor; 16, fixed plate; 17, second detector; 18, pressure plate; 19, second weighing box; 20, second feed valve; 21, fixed pipe; 22, electric telescopic rod; 23, hose; 24, first switch valve; 25, sealing plate; 26, fixed box; 27, Rotating tube; 28. third servo motor; 29. ​​bevel gear; 30. stirring rod; 31. telescopic arm; 32. pull rope; 33. liquid capsule; 34. connecting tube; 35. winding box; 36. winding roller; 37. spring; 38. fourth servo motor; 39. threaded rod; 40. moving block; 41. mounting plate; 42. fifth servo motor; 43. guide block; 44. guide groove; 45. connecting plate; 46. sixth servo motor; 47. driving wheel; 48. gear ring; 49. side groove; 50. hydraulic rod; 51. storage box; 52. pump; 53. rotary joint; 54. connecting frame; 55. socket. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0026] Embodiment 1

[0027] See also Figures 1 to 8The present invention provides a technical solution: a steam-free ultra-early strength and low shrinkage concrete preparation device and method, comprising a mobile vehicle 1, two first fixed plates 2 are fixedly connected to the top of the mobile vehicle 1, a conveyor 4 is fixedly connected to one side of the first fixed plate 2, a first feed valve 7 is inserted at the top of the conveyor 4, a first weighing box 8 is fixedly connected to the top of the first feed valve 7, a feed hopper 9 is fixedly connected to the top of the first weighing box 8, a pressing block 10 is fixedly connected to both sides of the first weighing box 8, a fixed column 11 is fixedly connected to the top of the conveyor 4 and located on both sides of the first feed valve 7, a first detector 12 is fixedly connected to the top of the fixed column 11, the pressing blocks 10 are connected to the first detector 12, the first weighing box 8 is fixedly connected to the top of the conveyor 4, and a first detector 12 is fixedly connected to the top of the first weighing box 8. A discharge valve 13 is fixedly connected to the bottom, a mounting plate 41 is provided on one side of the first fixed plate 2, a mixing box 3 is rotatably connected between the two mounting plates 41, a second fixed plate 14 is fixedly connected to the top of the other first fixed plate 2, a second servo motor 15 is fixedly connected to the top of the second fixed plate 14, a fixed disk 16 is fixedly connected to the output end of the second servo motor 15, a plurality of second weighing boxes 19 are placed on the top of the fixed disk 16, a second feed valve 20 is fixedly connected to the top of the second weighing boxes 19, a pressing plate 18 is fixedly connected to both sides of the second weighing box 19, a plurality of second detectors 17 are installed on the top of the fixed disk 16 and below the pressing plate 18, the pressing plates 18 are connected to the second detectors 17, and a side groove 49 is provided on one side of the mobile vehicle 1.

[0028] Among them, the bottom end of the second weighing box 19 extends to the bottom of the fixed plate 16 and is fixedly connected to the fixed tube 21, the bottom of the fixed tube 21 is fixedly connected to the hose 23, the bottom of the fixed tube 21 and both sides of the hose 23 are fixedly connected to the electric telescopic rod 22, the bottom end of the hose 23 is fixedly connected to the first switch valve 24, the telescopic end of the electric telescopic rod 22 is connected to the bottom end of the first switch valve 24, the top of the second fixed plate 14 is provided with a socket 55, the bottom end of the discharge valve 13 extends to the bottom of the second fixed plate 14, and can drive the first switch valve 24 to move up and down.

[0029] Among them, a first servo motor 5 is fixedly connected to one side of the conveyor 4, and a spiral feed shaft 6 is rotatably connected inside the conveyor 4. The output end of the first servo motor 5 is fixedly connected to one end of the spiral feed shaft 6, which can drive the material inside the conveyor 4 to be transported to the mixing box 3.

[0030] Among them, a hydraulic rod 50 is fixedly connected to one side of the first fixed plate 2, and the telescopic end of the hydraulic rod 50 is fixedly connected to a connecting frame 54, and the bottom end of the connecting frame 54 is fixedly connected to a sealing plate 25, and the top of the sealing plate 25 is fixedly connected to a fixed box 26, and the bottom of the fixed box 26 is rotatably connected to a rotating tube 27, and one end of the rotating tube 27 extends to the inside of the mixing box 3, and the outer side of the rotating tube 27 is fixedly connected to a plurality of stirring rods 30, and one side of the inner cavity of the stirring rod 30 is fixedly connected to a liquid capsule 33, and the liquid capsule 33 One end of each of the retractable arms 31 is fixedly connected, and one end of each of the retractable arms 31 extends to the outside of the stirring rod 30. A winding box 35 is fixedly connected inside the stirring rod 30 and located above and below the liquid capsule 33. A winding roller 36 is rotatably connected to one side of the inner cavity of the winding box 35. A spring 37 is provided on one side of the inner cavity of the winding box 35. One end of each of the retractable arms 31 is connected to the spring 37. The retractable arms 31 can be reeled in by the retractable arms 36 to pull the retractable arms 31 into the stirring rod 30.

[0031] Among them, a pull rope 32 is wound around the outer side of the winding roller 36, one end of the pull rope 32 extends to the inside of the stirring rod 30 and is connected to one end of the telescopic arm 31, one end of the liquid capsule 33 is fixedly connected to the connecting pipe 34, one end of the connecting pipe 34 extends to the inside of the rotating tube 27, a rotating joint 53 is installed on the top of the fixed box 26, the top of the rotating tube 27 is connected to the bottom of the rotating joint 53, the top of the fixed box 26 is fixedly connected to the storage box 51, one side of the storage box 51 is fixedly connected to a pump 52, one end of the pump 52 extends to the inside of the storage box 51, and the other end of the pump 52 is connected to the top of the rotating joint 53, the liquid in the storage box 51 can be discharged into the liquid capsule 33 through the pump 52, the rotating joint 53, the rotating tube 27, and the connecting pipe 34, so that the liquid capsule 33 expands, so that the liquid capsule 33 pushes one end of the telescopic arm 31 to move out of the stirring rod 30, and the material in the mixing box 3 is stirred and mixed through the telescopic arm 31 and the stirring rod 30.

[0032] Among them, a third servo motor 28 is fixedly connected to one side of the inner cavity of the fixed box 26, and the outer side of the output end of the third servo motor 28 and the outer side of the rotating tube 27 are fixedly sleeved with meshing bevel gears 29, which can drive the rotating tube 27 to drive the stirring rod 30 and the telescopic arm 31 to rotate inside the mixing box 3, stir and mix the materials inside the mixing box 3, and form steam-free ultra-early strength and low shrinkage concrete.

[0033] Among them, guide grooves 44 are opened inside the mounting plates 41, and the inner sides of the inner cavities of the guide grooves 44 are fixedly connected with gear rings 48, and two guide blocks 43 are fixedly connected to both sides of the mixing box 3, and one end of the guide blocks 43 extends into the guide grooves 44, and one side of the guide blocks 43 is fixedly connected with two connecting plates 45, and a driving wheel 47 is rotatably connected between the two connecting plates 45, and one side of one connecting plate 45 is fixedly connected with a sixth servo motor 46, and the output ends of the sixth servo motors 46 are fixedly connected to one end of the driving wheel 47, and the driving wheels 47 cooperate with the gear rings 48, so that when the output ends of the two fifth servo motors 42 drive the mixing box 3 to rotate synchronously, the driving guide blocks 43 can drive the mixing box 3 to move, and support and guide the mixing box 3.

[0034] Embodiment 2

[0035] See also Figure 1 and Figure 8 The present invention provides a technical solution: the top of the inner cavity of the first fixed plate 2 is fixedly connected with a fourth servo motor 38, the bottom of the inner cavity of the first fixed plate 2 is rotatably connected with a threaded rod 39, the output end of the fourth servo motor 38 is fixedly connected to the top of the threaded rod 39, the outer side of the threaded rod 39 is threadedly connected with a moving block 40, one end of the moving block 40 extends to the outer side of the first fixed plate 2 and is fixedly connected to one side of the mounting plate 41, and one side of the mounting plate 41 is fixedly connected with a fifth servo motor 42, the output end of the fifth servo motor 42 is fixedly connected to one end of the mixing box 3, the position of the mixing box 3 can be adjusted, and the threaded rod 39 is driven by the output end of the fourth servo motor 38 to reset and rotate, so that the threaded rod 39 drives the moving block 40 to drive the mounting plate 41, the fifth servo motor 42, the guide block 43 and the mixing box 3 to move upward, so that the top of the mixing box 3 contacts the bottom of the second fixed plate 14.

[0036] The method for using the steam-free ultra-early strength and low shrinkage concrete preparation equipment comprises the following steps: adding 400-550 parts of cement, 45-105 parts of mineral powder, 70-160 parts of fly ash microspheres, 28-38 parts of silica fume, 700-790 parts of fine aggregate, 850-970 parts of coarse aggregate, 7.5-14 parts of water reducer, 5-15 parts of early strength agent, 3-7 parts of viscosity reducer, 2-6 parts of retarder, 3-8 parts of defoamer, 110-140 parts of water, and 5-15 parts of cellulose ether additives into a mixing box 3 for mixing and stirring to generate steam-free ultra-early strength and low shrinkage concrete.

[0037] In summary, the steam-free ultra-early strength and low shrinkage concrete preparation device and method, when in use, pour cement or sand and gravel into the feed hopper 9, and then enter the first weighing box 8 through the feed hopper 9, detect the weight of the pressing block 10 and the first weighing box 8 applied to the first detector 12 by the first detector 12, detect the weight of the material inside the first weighing box 8, and open the first feed valve 7 to make the material inside the first weighing box 8 fall into the conveyor 4, so that the output end of the first servo motor 5 drives the spiral feed shaft 6 to rotate, so that the spiral feed shaft 6 drives the material to fall into the mixing box 3 through the discharge valve 13, and the additives are stored in the second weighing box 19 according to the different materials. The pressure plate 18 and the second detector 17 are detected. The weighing box 19 applies weight to the second detector 17 to obtain the weight of the material inside the second weighing box 19. The output end of the second servo motor 15 drives the fixed plate 16 and the second weighing box 19 to rotate to the top of the socket 55. Then the telescopic end of the electric telescopic rod 22 pushes the first switch valve 24 downward so that the bottom end of the first switch valve 24 is inserted into the socket 55. Then, the first switch valve 24 is driven to make the material inside the second weighing box 19 fall into the mixing box 3 through the fixed pipe 21, the hose 23 and the first switch valve 24. The weight of the material inside the second weighing box 19 is monitored in real time by the second detector 17. When a certain amount of material is discharged, the first switch valve 24 is closed to stop inputting the material inside the second weighing box 19 into the mixing box 3. Then the telescopic end of the electric telescopic rod 22 drives the first switch valve 24 and the hose 23 to move upward, so that the bottom end of the first switch valve 24 moves to the top of the mixing box 3, and then the fixed plate 16 continues to rotate and the other second weighing boxes 19 move to the feeding position in turn, and the other materials in the second weighing box 19 are fed into the mixing box 3, and water is added to the mixing box 3 through the water adding pipe installed on the top of the second fixed plate 14. Then the output end of the third servo motor 28 drives the bevel gear 29 to rotate, so that the bevel gear 29 drives the rotating tube 27 to rotate, so that the rotating tube 27 drives the stirring rod 30 and the telescopic arm 31 to rotate, thereby stirring the raw materials in the mixing box 3 to generate steam-free ultra-early strength low shrinkage concrete, and then after mixing, the pump 52 will The liquid in the rotary joint 53, the rotating tube 27, the connecting tube 34 and the liquid capsule 33 is extracted, and then discharged into the storage box 51 through the other end of the pump 52, so that the liquid capsule 33 shrinks. At this time, the clockwork 37 drives the winding roller 36 to rotate, so that the winding roller 36 reels the pull rope 32, and the telescopic arm 31 is put into the stirring rod 30. Then the telescopic end of the hydraulic rod 50 pushes the connecting frame 54 to drive the fixed box 26, the sealing plate 25 and the rotating tube 27, the stirring rod 30 and the telescopic arm 31 to move out of the mixing box 3. Then the output end of the fourth servo motor 38 drives the threaded rod 39 to rotate, so that the threaded rod 39 drives the moving block 40 to drive the mounting plate 41 and the mixing box 3 to move downward. Then the output end of the fifth servo motor 42 drives the mixing box 3 to rotate.At the same time, the output end of the sixth servo motor 46 drives the driving wheel 47 to rotate, so that the driving wheel 47 moves along the outer side of the gear ring 48, so that the driving wheel 47 drives the guide block 43 to move along the inside of the guide groove 44 through the sixth servo motor 46, so that the guide block 43 drives the mixing box 3 to move, and the concrete inside the mixing box 3 is poured out for use.

[0038] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A steam-free ultra-early strength low shrinkage concrete preparation device, comprising a mobile vehicle (1), characterized in that: The top of the mobile vehicle (1) is fixedly connected to two first fixed plates (2), one side of the first fixed plate (2) is fixedly connected to a conveyor (4), the top of the conveyor (4) is inserted with a first feed valve (7), the top of the first feed valve (7) is fixedly connected to a first weighing box (8), the top of the first weighing box (8) is fixedly connected to a feed hopper (9), both sides of the first weighing box (8) are fixedly connected to pressure blocks (10), the top of the conveyor (4) and both sides of the first feed valve (7) are fixedly connected to fixed columns (11), the tops of the fixed columns (11) are fixedly connected to first detectors (12), the pressure blocks (10) are connected to the first detectors (12), the top of the first weighing box (8) is fixedly connected to the feed hopper (9), one end of the conveyor (4) is fixedly connected to a discharge valve (13), the first fixed plate ( 2) is provided with a mounting plate (41) on one side, a mixing box (3) is rotatably connected between the two mounting plates (41), a second fixing plate (14) is fixedly connected to the top of the other first fixing plate (2), a second servo motor (15) is fixedly connected to the top of the second fixing plate (14), a fixing plate (16) is fixedly connected to the output end of the second servo motor (15), a plurality of second weighing boxes (19) are placed on the top of the fixing plate (16), a second feed valve (20) is fixedly connected to the top of the second weighing boxes (19), a pressing plate (18) is fixedly connected to both sides of the second weighing box (19), a plurality of second detectors (17) are installed on the top of the fixing plate (16) and below the pressing plate (18), and the pressing plates (18) are connected to the second detectors (17), and a side groove (49) is provided on one side of the mobile vehicle (1).

2. The equipment for preparing the non-steaming ultra-early strength low shrinkage concrete according to claim 1, characterized in that: The bottom end of the second weighing box (19) extends to the bottom of the fixed plate (16) and is fixedly connected to a fixed pipe (21); the bottom of the fixed pipe (21) is fixedly connected to a hose (23); the bottom of the fixed pipe (21) and both sides of the hose (23) are fixedly connected to an electric telescopic rod (22); the bottom end of the hose (23) is fixedly connected to a first switch valve (24); the telescopic end of the electric telescopic rod (22) is connected to the bottom end of the first switch valve (24); a plug hole (55) is provided at the top of the second fixed plate (14); and the bottom end of the discharge valve (13) extends to the bottom of the second fixed plate (14).

3. The equipment for preparing the non-steaming ultra-early strength low shrinkage concrete according to claim 1, characterized in that: A first servo motor (5) is fixedly connected to one side of the conveyor (4), a screw feed shaft (6) is rotatably connected inside the conveyor (4), and an output end of the first servo motor (5) is fixedly connected to one end of the screw feed shaft (6).

4. The equipment for preparing the non-steaming ultra-early strength low shrinkage concrete according to claim 1, characterized in that: A hydraulic rod (50) is fixedly connected to one side of the first fixed plate (2), a telescopic end of the hydraulic rod (50) is fixedly connected to a connecting frame (54), a sealing plate (25) is fixedly connected to the bottom end of the connecting frame (54), a fixed box (26) is fixedly connected to the top of the sealing plate (25), a rotating tube (27) is rotatably connected to the bottom of the fixed box (26), one end of the rotating tube (27) extends into the interior of the mixing box (3), a plurality of stirring rods (30) are fixedly connected to the outside of the rotating tube (27), and the stirring rods (30) are fixedly connected to the outside of the mixing box (3). ) is fixedly connected to one side of the inner cavity of the liquid capsule (33), one end of the liquid capsule (33) is fixedly connected to a telescopic arm (31), one end of the telescopic arm (31) extends to the outside of the stirring rod (30), and a winding box (35) is fixedly connected inside the stirring rod (30) and above and below the liquid capsule (33), one side of the inner cavity of the winding box (35) is rotatably connected to a winding roller (36), one side of the inner cavity of the winding box (35) is provided with a spring (37), and one end of the winding roller (36) is connected to the spring (37).

5. The equipment for preparing the non-steaming ultra-early strength low shrinkage concrete according to claim 4, characterized in that: A pull rope (32) is wound around the outer side of the winding roller (36), one end of the pull rope (32) extends to the inside of the stirring rod (30) and is connected to one end of the telescopic arm (31), one end of the liquid bag (33) is fixedly connected to a connecting tube (34), one end of the connecting tube (34) extends to the inside of the rotating tube (27), a rotating joint (53) is installed on the top of the fixed box (26), the top of the rotating tube (27) is connected to the bottom of the rotating joint (53), the top of the fixed box (26) is fixedly connected to a storage box (51), one side of the storage box (51) is fixedly connected to a pump (52), one end of the pump (52) extends to the inside of the storage box (51), and the other end of the pump (52) is connected to the top of the rotating joint (53).

6. The equipment for preparing the non-steaming ultra-early strength low shrinkage concrete according to claim 4, characterized in that: A third servo motor (28) is fixedly connected to one side of the inner cavity of the fixed box (26), and meshing bevel gears (29) are fixedly sleeved on the outer side of the output end of the third servo motor (28) and the outer side of the rotating tube (27).

7. The equipment for preparing the non-steaming ultra-early strength low shrinkage concrete according to claim 1, characterized in that: The interior of the mounting plate (41) is provided with a guide groove (44), the inner side of the inner cavity of the guide groove (44) is fixedly connected with a gear ring (48), two guide blocks (43) are fixedly connected to both sides of the mixing box (3), one end of each guide block (43) extends into the interior of the guide groove (44), one side of each guide block (43) is fixedly connected with two connecting plates (45), a driving wheel (47) is rotatably connected between the two connecting plates (45), one side of each connecting plate (45) is fixedly connected with a sixth servo motor (46), the output end of each sixth servo motor (46) is fixedly connected to one end of the driving wheel (47), and each driving wheel (47) cooperates with the gear ring (48).

8. The equipment for preparing the non-steaming ultra-early strength low shrinkage concrete according to claim 1, characterized in that: The top of the inner cavity of the first fixed plate (2) is fixedly connected to a fourth servo motor (38), the bottom of the inner cavity of the first fixed plate (2) is rotatably connected to a threaded rod (39), the output end of the fourth servo motor (38) is fixedly connected to the top of the threaded rod (39), the outer side of the threaded rod (39) is threadedly connected to a moving block (40), one end of the moving block (40) extends to the outer side of the first fixed plate (2) and is fixedly connected to one side of the mounting plate (41), one side of the mounting plate (41) is fixedly connected to a fifth servo motor (42), and the output end of the fifth servo motor (42) is fixedly connected to one end of the mixing box (3).

9. The equipment for preparing the non-steaming ultra-early strength low shrinkage concrete according to claim 1, characterized in that: The method for using the steam-free ultra-early-strength low-shrinkage concrete preparation device comprises the following steps: adding 400-550 parts of cement, 45-105 parts of mineral powder, 70-160 parts of fly ash microspheres, 28-38 parts of silica fume, 700-790 parts of fine aggregate, 850-970 parts of coarse aggregate, 7.5-14 parts of water reducer, 5-15 parts of early strength agent, 3-7 parts of viscosity reducer, 2-6 parts of retarder, 3-8 parts of defoamer, 110-140 parts of water, and 5-15 parts of cellulose ether additives into a mixing box (3) for mixing and stirring to generate steam-free ultra-early-strength low-shrinkage concrete.

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