Paving device for road base construction

Abstract

The invention discloses a paving device for road base construction, and relates to the technical field of road construction, the paving device comprises a mobile vehicle, a paving mechanism mounted at one end of a base of the mobile vehicle, a stock bin mounted on the base of the mobile vehicle, a discharge pipe communicated with the bottom of the stock bin and an electric gate valve mounted on the discharge pipe, and a stirring mechanism is mounted in the stock bin; the stirring mechanism comprises a transverse plate fixedly connected to the top of the stock bin, a stirring motor mounted at the top of the transverse plate, a stirring shaft fixedly connected to an output shaft of the stirring motor and a plurality of stirring paddles fixedly connected to the side wall of the stirring shaft; the two sides of the stock bin are each provided with a stirring mechanism used for stirring materials. According to the invention, the mixing uniformity of materials in the stock bin can be improved.

Description

Technical Field

[0001] The present application relates to the technical field of road construction, and in particular to a paving device for road base construction. Background Art

[0002] At present, road construction is a key link in the construction of modern urban and rural infrastructure, aiming to improve traffic conditions, promote economic development and enhance the quality of life of residents. With the acceleration of urbanization and the growing demand for transportation, road construction technology has made significant progress in material selection, structural design, construction technology and environmental protection requirements.

[0003] The cement-stabilized gravel paving device for road base construction in the related art generally includes a mobile vehicle, a paving mechanism installed at one end of the mobile vehicle base, a silo installed on the mobile vehicle base, a discharge pipe connected to the bottom of the silo, and an electric gate valve installed on the discharge pipe.

[0004] However, the materials in the above-mentioned silos are prone to stratification during transportation, resulting in unevenly mixed materials being laid, which can easily affect the quality of the subsequent road. Summary of the invention

[0005] The present application provides a paving device for road base construction, which can improve the mixing uniformity of materials in a silo, and adopts the following technical solutions: A paving device for road base construction comprises a mobile vehicle, a paving mechanism installed at one end of a base of the mobile vehicle, a silo installed at the base of the mobile vehicle, a discharge pipe connected to the bottom of the silo and an electric gate valve installed on the discharge pipe, a stirring mechanism is installed in the silo, and the stirring mechanism comprises a horizontal plate fixedly connected to the top of the silo, a stirring motor installed on the top of the horizontal plate, a stirring shaft fixedly connected to the output shaft of the stirring motor and a plurality of stirring paddles fixedly connected to the side walls of the stirring shaft; turning mechanisms for turning materials are respectively installed on both sides of the silo.

[0006] By adopting the above scheme, when it is necessary to improve the mixing uniformity of the materials in the silo, the stirring motor is started first. At this time, the output shaft of the stirring motor drives the stirring shaft to rotate, and the rotation of the stirring shaft drives the stirring paddle to rotate. The rotation of the stirring paddle can improve the mixing uniformity of the materials in the silo; in summary, the provided stirring mechanism can improve the mixing uniformity of the materials in the silo; in addition, the provided turning mechanism facilitates the turning of the materials in the silo, thereby further improving the mixing uniformity of the materials in the silo.

[0007] Preferably, the flipping mechanism includes a mounting frame installed on the side wall of the silo, a reciprocating screw rotatably connected to the mounting frame, and a guide rod fixed to the mounting frame; a first gear is fixedly mounted on the side wall of the stirring shaft, a second gear is fixedly mounted on the reciprocating screw, the first gear is meshed with the second gear, a flipping plate is threadedly connected to the reciprocating screw, and the flipping plate is slidably connected to the guide rod.

[0008] By adopting the above scheme, the rotation of the stirring shaft drives the first gear to rotate, the rotation of the first gear drives the second gear to rotate, the rotation of the second gear drives the reciprocating screw to rotate, and the rotation of the reciprocating screw can make the flipping plate move back and forth, so as to facilitate the flipping of the material in the silo; in summary, the set flipping mechanism facilitates the flipping of the material in the silo.

[0009] Preferably, a dredging mechanism is installed on the side wall of the silo above the discharge pipe, and the dredging mechanism includes a dredging plate vertically slidably connected to the inner wall of the silo, a reset assembly installed on the side wall of the silo for resetting the dredging plate, and a plurality of dredging pieces fixed to the bottom of the dredging plate; the dredging pieces are capable of moving in the discharge pipe, a driving rod is fixed to the bottom of the flipping plate, a first through hole for the driving rod to pass through is provided at the bottom of the mounting frame, and the end of the driving rod away from the flipping plate abuts against the top of the dredging plate.

[0010] By adopting the above scheme, the downward movement of the flipping plate drives the driving rod to move downward, the downward movement of the driving rod drives the dredging plate to move downward, the downward movement of the dredging plate drives the dredging piece to move downward, and in addition, the dredging plate has a tendency to move upward under the action of the resetting component; when the flipping plate moves upward, the flipping plate drives the driving rod to move upward, and then the dredging plate is reset upward under the action of the resetting component, and the upward reset of the dredging plate drives the dredging piece to reset upward; in summary, the dredging mechanism set up can enable the dredging piece to move vertically in the discharge pipe, thereby facilitating the dredging of the discharge pipe.

[0011] Preferably, the reset assembly includes a first dovetail groove opened on the inner wall of one side of the silo, a first dovetail plate slidably connected to the first dovetail groove, and a first reset spring fixed to the top of the first dovetail plate; the first dovetail plate is fixed to one side of the dredging plate, and elastic sealing strips are respectively fixed on both sides of the first dovetail plate, and one end of the two sealing elastic strips away from the dredging plate is respectively fixed to the inner walls at both ends of the first dovetail groove, and one end of the first reset spring away from the first dovetail plate is fixed to the top wall of the first dovetail groove.

[0012] By adopting the above scheme, when the dredging plate moves downward, it drives the first dovetail plate to move downward, and the downward movement of the first dovetail plate stretches the first reset spring; when the flipping plate moves upward, the first dovetail plate drives the dredging plate to reset upward under the action of the first reset spring; in summary, the reset assembly is provided to facilitate the upward reset of the dredging plate; the elastic strip is provided to reduce the material from entering the first dovetail groove.

[0013] Preferably, each of the dredging components includes a fixed tube fixed to the bottom of the dredging plate, a vertical groove opened on the inner wall of the fixed tube, a movable plate vertically slidably connected to the vertical groove, and a vertical spring fixed to the top of the movable plate; the end of the vertical spring away from the movable plate is fixed to the top wall of the fixed tube; the bottom of the movable plate is rotatably connected to a dredging rod, and the bottom of the dredging rod is fixed to a conical block; the side wall of the dredging rod is fixed with a plurality of spiral blocks, and the inner wall of the fixed tube is provided with a plurality of spiral grooves, and the spiral blocks match the spiral grooves one by one.

[0014] By adopting the above scheme, when the material under the conical block is harder, the conical block can be buffered under the action of the movable plate and the vertical spring, thereby reducing the collision force on the conical block and thus extending the service life of the conical block; in addition, when the conical block encounters a hard object, the hard object can drive the conical block to move upward, and the upward movement of the conical block drives the dredging rod to move upward, and then the dredging rod rotates under the action of the spiral block and the spiral groove, thereby facilitating the rotation and pushing away of the hard object, thereby facilitating the continued descent of the conical block.

[0015] Preferably, a second through hole is provided on one side of the turning plate, an extension mechanism is installed in the second through hole, the extension mechanism includes an extension plate slidably connected to the second through hole, a spherical plate is fixedly connected to one end of the extension plate, the spherical surface of the spherical plate matches the side wall of the stirring paddle; a rack is fixedly connected to the end of the extension plate away from the spherical plate, a second dovetail plate is fixedly connected to the top of the rack, a second dovetail groove for the sliding of the second dovetail plate is provided on the side wall of the second through hole, a second return spring is fixedly connected to one side of the second dovetail plate, and the end of the second return spring away from the second dovetail plate is fixedly connected to the inner wall of one end of the second dovetail groove.

[0016] By adopting the above scheme, the extended plate is set up, which can increase the amount of material turning; when the spherical plate encounters the stirring paddle, the stirring paddle drives the spherical plate to move in the direction away from the stirring paddle under the action of the spherical surface of the spherical plate, and the movement of the spherical plate in the direction away from the stirring paddle drives the extension plate to move in the direction away from the stirring paddle, and the movement of the extension plate in the direction away from the stirring paddle drives the second dovetail plate to move in the direction away from the stirring paddle, and the second dovetail plate presses the second return spring; when the spherical plate is separated from the stirring paddle, the second dovetail plate drives the extension plate to reset under the action of the second return spring; in summary, the extended mechanism is set up, which can increase the amount of material turning, thereby further improving the mixing uniformity of the material.

[0017] Preferably, a vibration mechanism for vibrating the inner wall of the silo is installed at the end of the second through hole away from the stirring paddle, and the vibration mechanism includes a vibration rod slidably connected to the end of the second through hole away from the stirring paddle, a third dovetail plate fixed to the bottom of the vibration rod, and a third return spring fixed to one end of the third dovetail plate; a third dovetail groove for the sliding of the third dovetail plate is opened on one side of the second through hole, and the end of the third return spring away from the third dovetail plate is fixed to the inner wall of one end of the third dovetail groove; a driving component for driving the vibration rod to move toward the inner wall of the silo is installed in the second through hole.

[0018] By adopting the above scheme, the extension plate moves in the direction away from the stirring paddle, driving the rack to move in the direction away from the stirring paddle, and then the rack, the drive assembly, the third dovetail plate and the third return spring drive the vibration rod to move back and forth. The reciprocating movement of the vibration rod can vibrate the inner wall of the silo, thereby reducing the amount of material adhesion on the inner wall of the silo, thereby further improving the mixing uniformity of the material in the silo.

[0019] Preferably, the driving assembly includes a vertical shaft rotatably connected to the inner wall of the second through hole, a third gear fixed to one end of the vertical shaft, and a cam fixed to the other end of the vertical shaft; the third gear is meshed with the rack, and one end of the vibration rod abuts against the circumferential surface of the cam.

[0020] By adopting the above scheme, the extension plate moves in the direction away from the stirring paddle, driving the rack to move in the direction away from the stirring paddle. The rack moves in the direction away from the stirring paddle and drives the third gear to rotate. The rotation of the third gear drives the vertical shaft to rotate. The rotation of the vertical shaft drives the cam to rotate. Then, under the joint action of the third dovetail plate and the third return spring, the vibration rod moves back and forth. In summary, the set driving assembly is convenient for driving the vibration rod to move toward the inner wall of the silo.

[0021] In summary, the present application has at least one of the following beneficial effects: 1. When it is necessary to improve the mixing uniformity of the materials in the silo, the stirring motor is started first. At this time, the output shaft of the stirring motor drives the stirring shaft to rotate, and the rotation of the stirring shaft drives the stirring paddle to rotate. The rotation of the stirring paddle can improve the mixing uniformity of the materials in the silo; In summary, the stirring mechanism provided can improve the mixing uniformity of the materials in the silo; In addition, the turning mechanism provided is convenient for turning the materials in the silo, thereby further improving the mixing uniformity of the materials in the silo; 2. The downward movement of the flipping plate drives the driving rod to move downward, the driving rod drives the dredging plate to move downward, the dredging plate drives the dredging member to move downward, and the dredging plate has a tendency to move upward under the action of the reset assembly; when the flipping plate moves upward, the flipping plate drives the driving rod to move upward, and then the dredging plate is reset upward under the action of the reset assembly, and the dredging plate resets upward and drives the dredging member to reset upward; in summary, the dredging mechanism can make the dredging member move vertically in the discharge pipe, so as to facilitate the dredging of the discharge pipe; 3. The extension plate moves away from the stirring paddle, driving the rack to move away from the stirring paddle. Then the rack, the drive assembly, the third dovetail plate and the third return spring drive the vibration rod to move back and forth. The reciprocating movement of the vibration rod can vibrate the inner wall of the silo, thereby reducing the amount of material adhesion on the inner wall of the silo, thereby further improving the mixing uniformity of the material in the silo. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the overall structure of an embodiment of the present application.

[0023] Figure 2 This is a structural schematic diagram highlighting the stirring mechanism and the flipping mechanism in the embodiment of the present application.

[0024] Figure 3 This is a structural schematic diagram highlighting the dredging mechanism in the embodiment of the present application.

[0025] Figure 4 This is a structural schematic diagram highlighting the connection between the fixed pipe and the dredging rod in the embodiment of the present application.

[0026] Figure 5 It is a structural schematic diagram highlighting the vibration mechanism in the embodiment of the present application.

[0027] Description of the accompanying drawings: 1. mobile vehicle; 11. material spreading mechanism; 111. second electric push rod; 112. material spreading wheel; 2. silo; 21. discharge pipe; 22. first electric push rod; 23. plug valve body; 3. stirring mechanism; 31. horizontal plate; 32. stirring motor; 33. stirring shaft; 34. stirring paddle; 4. flipping mechanism; 41. mounting frame; 411. first through hole; 42. reciprocating screw; 43. guide rod; 44. first gear; 45. second gear; 46. flipping plate; 461. second through hole; 5. dredging mechanism; 51. dredging plate; 52. dredging member; 521. fixed pipe; 522. vertical groove; 523. Moving plate; 524. Vertical spring; 525. Clearing rod; 526. Conical block; 527. Spiral block; 528. Spiral groove; 53. Driving rod; 54. First dovetail groove; 55. First dovetail plate; 56. First return spring; 57. Elastic sealing strip; 6. Extension mechanism; 61. Extension plate; 62. Spherical plate; 63. Rack; 64. Second dovetail plate; 65. Second dovetail groove; 66. Second return spring; 7. Vibration mechanism; 71. Vibration rod; 72. Third dovetail plate; 73. Third return spring; 74. Third dovetail groove; 75. Vertical shaft; 76. Third gear; 77. Cam. DETAILED DESCRIPTION

[0028] The following is combined with Figure 1-5 This application is described in further detail.

[0029] The same parts are denoted by the same reference numerals. It should be noted that the words "front", "rear", "left", "right", "upper", "lower", "bottom" and "top" used in the following description refer to directions in the drawings, and the words "inner" and "outer" refer to directions toward or away from the geometric center of a specific component, respectively.

[0030] The present application discloses a paving device for road base construction, such as Figure 1 and Figure 2 As shown, it includes a mobile vehicle 1, a material spreading mechanism 11 installed at one end of the base of the mobile vehicle 1, a silo 2 installed at the base of the mobile vehicle 1, a discharge pipe 21 connected to the bottom of the silo 2, and an electric gate valve installed on the discharge pipe 21; the bottom of the silo 2 is inclined, so that it is convenient for the material in the silo 2 to slide into the discharge pipe 21, and the bottom of the silo 2 is embedded in the base installed on the mobile vehicle 1, and the end of the discharge pipe 21 away from the silo 2 passes through the base of the mobile vehicle 1 and extends to the road surface, the electric gate valve includes a first electric push rod 22 installed on the base of the mobile vehicle 1 and a gate valve body 23 fixedly connected to the output end of the first electric push rod 22, and the gate valve body 23 is connected to the discharge pipe 21; the material spreading mechanism 11 includes a second electric push rod 111 and a material spreading wheel 112 installed at the output end of the second electric push rod.

[0031] like Figure 2 As shown, a stirring mechanism 3 is installed in the silo 2, and the stirring mechanism 3 includes a horizontal plate 31 fixedly connected to the top of the silo 2, a stirring motor 32 installed on the top of the horizontal plate 31, a stirring shaft 33 fixedly connected to the output shaft of the stirring motor 32 vertically, and a plurality of stirring paddles 34 fixedly connected to the side wall of the stirring shaft 33; a turning mechanism 4 for turning the material is installed on both sides of the silo 2. When it is necessary to improve the mixing uniformity of the material in the silo 2, the stirring motor 32 is started first, and at this time, the output shaft of the stirring motor 32 drives the stirring shaft 33 to rotate, and the rotation of the stirring shaft 33 drives the stirring paddle to rotate, and the rotation of the stirring paddle can improve the mixing uniformity of the material in the silo 2; in summary, the stirring mechanism 3 is set up to improve the mixing uniformity of the material in the silo 2; in addition, the turning mechanism 4 is set up to facilitate turning the material in the silo 2, so as to further improve the mixing uniformity of the material in the silo 2.

[0032] like Figure 2 As shown, the flipping mechanism 4 includes a mounting frame 41 mounted on the side wall of the silo 2, a reciprocating screw 42 vertically rotatably connected to the mounting frame 41 through a bearing, and a guide rod 43 vertically fixed to the mounting frame 41; a first gear 44 is sleeved and fixed on the side wall of the stirring shaft 33, a second gear 45 is sleeved and fixed on the reciprocating screw 42, the first gear 44 is meshed with the second gear 45, a flipping plate 46 is threadedly connected to the reciprocating screw 42, the guide rod 43 penetrates the flipping plate 46, and the flipping plate 46 is vertically slidably connected to the guide rod 43. The rotation of the stirring shaft 33 drives the first gear 44 to rotate, the rotation of the first gear 44 drives the second gear 45 to rotate, the rotation of the second gear 45 drives the reciprocating screw 42 to rotate, and the rotation of the reciprocating screw 42 can make the flipping plate 46 reciprocate, so as to facilitate flipping of the materials in the silo 2; in summary, the flipping mechanism 4 is set to facilitate flipping of the materials in the silo 2.

[0033] like Figure 2 and Figure 3As shown, a clearing mechanism 5 is installed on the side wall of the silo 2 above the discharge pipe 21, and the clearing mechanism 5 includes a clearing plate 51 connected to the inner wall of the silo 2 along the vertical sliding direction, a reset component installed on the side wall of the silo 2 for resetting the clearing plate 51, and a plurality of clearing members 52 vertically fixed to the bottom of the clearing plate 51; the clearing members 52 can move in the discharge pipe 21, a driving rod 53 is fixed to the bottom of a flipping plate 46, a first through hole 411 for the driving rod 53 to slide vertically is opened at the bottom of the mounting frame 41, and the end of the driving rod 53 away from the flipping plate 46 abuts against the top of the clearing plate 51. The downward movement of the flipping plate 46 drives the driving rod 53 to move downward, and the downward movement of the driving rod 53 drives the dredging plate 51 to move downward, and the downward movement of the dredging plate 51 drives the dredging piece 52 to move downward. In addition, the dredging plate 51 has an upward movement tendency under the action of the reset component; when the flipping plate 46 moves upward, the flipping plate 46 drives the driving rod 53 to move upward, and then the dredging plate 51 is reset upward under the action of the reset component, and the upward reset of the dredging plate 51 drives the dredging piece 52 to reset upward; in summary, the dredging mechanism 5 set up can enable the dredging piece 52 to move vertically in the discharge pipe 21, thereby facilitating the dredging of the discharge pipe 21.

[0034] like Figure 2 and Figure 3 As shown, the reset assembly includes a first dovetail groove 54 opened on the inner wall of one side of the silo 2, a first dovetail plate 55 vertically slidably connected to the first dovetail groove 54, and a first reset spring 56 vertically fixed to the top of the first dovetail plate 55; the first dovetail plate 55 is fixed to one side of the dredging plate 51, and elastic sealing strips 57 are vertically fixed to both sides of the first dovetail plate 55, and the ends of the two sealing elastic strips away from the dredging plate 51 are respectively fixed to the inner walls at both ends of the first dovetail groove 54, and the end of the first reset spring 56 away from the first dovetail plate 55 is fixed to the top wall of the first dovetail groove 54. When the dredging plate 51 moves downward, it drives the first dovetail plate 55 to move downward, and the downward movement of the first dovetail plate 55 stretches the first reset spring 56; when the flipping plate 46 moves upward, the first dovetail plate 55 drives the dredging plate 51 to reset upward under the action of the first reset spring 56; in summary, the reset assembly is provided to facilitate the upward reset of the dredging plate 51; the elastic strip is provided to reduce the material from entering the first dovetail groove 54.

[0035] like Figure 3 and Figure 4As shown, each dredging member 52 includes a fixed tube 521 vertically fixed to the bottom of the dredging plate 51, a vertical groove 522 opened on the inner wall of the fixed tube 521, a movable plate 523 vertically slidably connected to the vertical groove 522, and a vertical spring 524 vertically fixed to the top of the movable plate 523; one end of the vertical spring 524 away from the movable plate 523 is fixed to the top wall of the fixed tube 521; the bottom of the movable plate 523 is vertically rotatably connected to the dredging rod 525 through a bearing, and the bottom of the dredging rod 525 is fixed with a conical block 526; the side wall of the dredging rod 525 is fixed with a plurality of spiral blocks 527, and the inner wall of the fixed tube 521 is opened with a plurality of spiral grooves 528, and the spiral blocks 527 correspond to the spiral grooves 528 in a one-to-one manner. When the material under the conical block 526 is harder, the conical block can be buffered under the action of the movable plate 523 and the vertical spring 524, thereby reducing the collision force on the conical block 526 and extending the service life of the conical block 526; in addition, when the conical block 526 encounters a hard object, the hard object can drive the conical block 526 to move upward, and the upward movement of the conical block 526 drives the dredging rod 525 to move upward, and then the dredging rod 525 rotates under the action of the spiral block 527 and the spiral groove 528, so as to facilitate the rotation and push away of the hard object, thereby facilitating the continued descent of the conical block 526.

[0036] like Figure 3 and Figure 5As shown, a second through hole 461 is horizontally opened on one side of the turning plate 46, and an extension mechanism 6 is installed in the second through hole 461. The extension mechanism 6 includes an extension plate 61 which is slidably connected to the second through hole 461 in a horizontal direction, and a spherical plate 62 is fixedly connected to one end of the extension plate 61, and the spherical surface of the spherical plate 62 matches the side wall of the stirring paddle 34; a rack 63 is horizontally fixedly connected to the end of the extension plate 61 away from the spherical plate 62, and a second dovetail plate 64 is fixedly connected to the top of the rack 63. A second dovetail groove 65 for the second dovetail plate 64 to slide in the horizontal direction is opened on the side wall of the second through hole 461, and a second return spring 66 is horizontally fixedly connected to one side of the second dovetail plate 64, and one end of the second return spring 66 away from the second dovetail plate 64 is fixedly connected to the inner wall of one end of the second dovetail groove 65. The extended plate 61 is set up, which can increase the amount of material turning; when the spherical plate 62 encounters the stirring paddle 34, the stirring paddle 34 drives the spherical plate 62 to move in the direction away from the stirring paddle 34 under the action of the spherical surface of the spherical plate 62, and the spherical plate 62 moves in the direction away from the stirring paddle 34, driving the extension plate 61 to move in the direction away from the stirring paddle 34, and the extension plate 61 moves in the direction away from the stirring paddle 34, driving the second dovetail plate 64 to move in the direction away from the stirring paddle 34, and the second dovetail plate 64 presses the second return spring 66; when the spherical plate 62 is separated from the stirring paddle 34, the second dovetail plate 64 drives the extension plate 61 to reset under the action of the second return spring 66; in summary, the set extension mechanism 6 can increase the amount of material turning, thereby further improving the mixing uniformity of the material.

[0037] like Figure 2 , Figure 3 and Figure 5 As shown, a vibration mechanism 7 for vibrating the inner wall of the silo 2 is installed at one end of the second through hole 461 away from the stirring paddle 34, and the vibration mechanism 7 includes a vibration rod 71 slidably connected to the end of the second through hole 461 away from the stirring paddle 34 in a horizontal direction, a third dovetail plate 72 fixed to the bottom of the vibration rod 71, and a third return spring 73 fixed to one end of the third dovetail plate 72; a third dovetail groove 74 for the third dovetail plate 72 to slide in the horizontal direction is opened on one side of the second through hole 461, and one end of the third return spring 73 away from the third dovetail plate 72 is fixed to the inner wall of one end of the third dovetail groove 74; a driving component for driving the vibration rod 71 to move toward the inner wall of the silo 2 is installed in the second through hole 461. The extension plate 61 moves in the direction away from the stirring paddle 34, driving the rack 63 to move in the direction away from the stirring paddle 34, and then the rack 63, the driving assembly, the third dovetail plate 72 and the third return spring 73 drive the vibration rod 71 to move back and forth. The reciprocating movement of the vibration rod 71 can vibrate the inner wall of the silo 2, thereby reducing the amount of material adhesion on the inner wall of the silo 2, thereby further improving the mixing uniformity of the material in the silo 2.

[0038] like Figure 5As shown, the driving assembly includes a vertical shaft 75 connected to the inner wall of the second through hole 461 through a bearing, a third gear 76 fixed to one end of the vertical shaft 75, and a cam 77 fixed to the other end of the vertical shaft 75; the third gear 76 is meshed with the rack 63, and one end of the vibration rod 71 abuts against the circumference of the cam 77. The extension plate 61 moves in a direction away from the stirring paddle 34 to drive the rack 63 to move in a direction away from the stirring paddle 34, and the rack 63 moves in a direction away from the stirring paddle 34 to drive the third gear 76 to rotate, and the third gear 76 rotates to drive the vertical shaft 75 to rotate, and the vertical shaft 75 rotates to drive the cam 77 to rotate, and then the vibration rod 71 reciprocates under the joint action of the third dovetail plate 72 and the third return spring 73; in summary, the set driving assembly is convenient for driving the vibration rod 71 to move toward the inner wall of the silo 2.

[0039] Working principle: when it is necessary to improve the mixing uniformity of the materials in the silo 2, start the stirring motor 32 first. At this time, the output shaft of the stirring motor 32 drives the stirring shaft 33 to rotate, and the rotation of the stirring shaft 33 drives the stirring paddle to rotate. The rotation of the stirring paddle can improve the mixing uniformity of the materials in the silo 2. In summary, the stirring mechanism 3 can improve the mixing uniformity of the materials in the silo 2. In addition, the turning mechanism 4 is provided to facilitate turning the materials in the silo 2, thereby further improving the mixing uniformity of the materials in the silo 2.

[0040] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A paving device for road base construction, comprising a mobile vehicle (1), a paving mechanism (11) mounted on one end of a base of the mobile vehicle (1), a silo (2) mounted on the base of the mobile vehicle (1), a discharge pipe (21) connected to the bottom of the silo (2), and an electric gate valve mounted on the discharge pipe (21), characterized in that: A stirring mechanism (3) is installed in the silo (2), and the stirring mechanism (3) comprises a horizontal plate (31) fixedly connected to the top of the silo (2), a stirring motor (32) installed on the top of the horizontal plate (31), a stirring shaft (33) fixedly connected to the output shaft of the stirring motor (32), and a plurality of stirring paddles (34) fixedly connected to the side wall of the stirring shaft (33); turning mechanisms (4) for turning materials are respectively installed on both sides of the silo (2).

2. A paving device for road base construction according to claim 1, characterized in that: The flipping mechanism (4) comprises a mounting frame (41) mounted on the side wall of the silo (2), a reciprocating screw (42) rotatably connected to the mounting frame (41), and a guide rod (43) fixed to the mounting frame (41); a first gear (44) is sleeved and fixed on the side wall of the stirring shaft (33), a second gear (45) is sleeved and fixed on the reciprocating screw (42), the first gear (44) is meshed with the second gear (45), a flipping plate (46) is threadedly connected to the reciprocating screw (42), and the flipping plate (46) is slidably connected to the guide rod (43).

3. A paving device for road base construction according to claim 2, characterized in that: A dredging mechanism (5) is installed on the side wall of the silo (2) above the discharge pipe (21), and the dredging mechanism (5) includes a dredging plate (51) connected to the inner wall of the silo (2) in a vertical sliding manner, a reset component installed on the side wall of the silo (2) for resetting the dredging plate (51), and a plurality of dredging members (52) fixed to the bottom of the dredging plate (51); the dredging members (52) are movable in the discharge pipe (21), a driving rod (53) is fixed to the bottom of the flipping plate (46), a first through hole (411) for the driving rod (53) to pass through is opened at the bottom of the mounting frame (41), and one end of the driving rod (53) away from the flipping plate (46) abuts against the top of the dredging plate (51).

4. A paving device for road base construction according to claim 3, characterized in that: The reset assembly comprises a first dovetail groove (54) provided on the inner wall of one side of the silo (2), a first dovetail plate (55) slidably connected to the first dovetail groove (54), and a first reset spring (56) fixed to the top of the first dovetail plate (55); the first dovetail plate (55) is fixed to one side of the dredging plate (51), and elastic sealing strips (57) are respectively fixed to the two sides of the first dovetail plate (55), and one end of the two sealing elastic strips away from the dredging plate (51) is respectively fixed to the inner walls of the two ends of the first dovetail groove (54), and one end of the first reset spring (56) away from the first dovetail plate (55) is fixed to the top wall of the first dovetail groove (54).

5. A paving device for road base construction according to claim 3, characterized in that: Each of the dredging members (52) comprises a fixed tube (521) fixedly connected to the bottom of the dredging plate (51), a vertical groove (522) provided on the inner wall of the fixed tube (521), a movable plate (523) connected to the vertical groove (522) by vertical sliding movement, and a vertical spring (524) fixedly connected to the top of the movable plate (523); one end of the vertical spring (524) away from the movable plate (523) is fixedly connected to the top wall of the fixed tube (521); a dredging rod (525) is rotatably connected to the bottom of the movable plate (523), and a conical block (526) is fixedly connected to the bottom of the dredging rod (525); a plurality of spiral blocks (527) are fixedly connected to the side wall of the dredging rod (525), and a plurality of spiral grooves (528) are provided on the inner wall of the fixed tube (521), and the spiral blocks (527) are matched with the spiral grooves (528) in a one-to-one correspondence.

6. A paving device for road base construction according to claim 2, characterized in that: A second through hole (461) is provided on one side of the turning plate (46), and an extension mechanism (6) is installed in the second through hole (461). The extension mechanism (6) includes an extension plate (61) slidably connected to the second through hole (461), and one end of the extension plate (61) is fixedly connected to a spherical plate (62), and the spherical surface of the spherical plate (62) matches the side wall of the stirring paddle (34); the end of the extension plate (61) away from the spherical plate (62) is fixedly connected to a rack (63), and the top of the rack (63) is fixedly connected to a second dovetail plate (64); the side wall of the second through hole (461) is provided with a second dovetail groove (65) for the second dovetail plate (64) to slide; a second return spring (66) is fixedly connected to one side of the second dovetail plate (64), and the end of the second return spring (66) away from the second dovetail plate (64) is fixedly connected to the inner wall of one end of the second dovetail groove (65).

7. A paving device for road base construction according to claim 6, characterized in that: A vibration mechanism (7) for vibrating the inner wall of the silo (2) is installed at the end of the second through hole (461) away from the stirring paddle (34), and the vibration mechanism (7) includes a vibration rod (71) slidably connected to the end of the second through hole (461) away from the stirring paddle (34), a third dovetail plate (72) fixed to the bottom of the vibration rod (71), and a third return spring (73) fixed to one end of the third dovetail plate (72); a third dovetail groove (74) for the third dovetail plate (72) to slide is opened on one side of the second through hole (461), and the end of the third return spring (73) away from the third dovetail plate (72) is fixed to the inner wall of one end of the third dovetail groove (74); a driving component for driving the vibration rod (71) to move toward the inner wall of the silo (2) is installed in the second through hole (461).

8. A paving device for road base construction according to claim 7, characterized in that: The driving assembly comprises a vertical shaft (75) rotatably connected to the inner wall of the second through hole (461), a third gear (76) fixed to one end of the vertical shaft (75), and a cam (77) fixed to the other end of the vertical shaft (75); the third gear (76) is meshed with the rack (63), and one end of the vibration rod (71) is in contact with the circumferential surface of the cam (77).

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