Asphalt mixed auxiliary material quantitative adding equipment

Abstract

The utility model provides asphalt mixed auxiliary material quantitative adding equipment, and relates to the technical field of road engineering. The feeding mechanism comprises a feeding hopper, a connecting hopper is arranged at the bottom of the feeding hopper, a feeding cylinder is communicated below the connecting hopper through a through pipe, and an amount control mechanism is arranged at one end of the feeding cylinder. By arranging the feeding mechanism and the quantity control mechanism, auxiliary materials in the storage hopper are weighed by the weighing machine in the feeding process, starting and stopping of a motor A and a motor B are controlled through the controller electrically connected with the weighing machine, and the auxiliary materials enter the air blower after the weight of the auxiliary materials in the storage hopper reaches a set value; the air blower feeds the auxiliary materials into the mixing chamber through the conveying pipe for mixing, so that the amount can be accurately controlled when the auxiliary materials are added; the device is provided with a plurality of groups of feeding mechanisms and quantity control mechanisms, so that various auxiliary materials can be quantitatively added at one time without mutual influence; the problem that existing mixed auxiliary material adding equipment cannot quantitatively add various auxiliary materials at a time is solved.

Description

Technical Field

[0001] The utility model belongs to the technical field of road engineering, and more specifically relates to a quantitative adding device for asphalt mixed auxiliary materials. Background Art

[0002] Asphalt is a dark brown, high-viscosity organic liquid composed of hydrocarbons of different molecular weights and their non-metallic derivatives in different proportions. It is mainly used in industrial fields such as rubber, coatings, and plastics, and is also widely used in road engineering.

[0003] During the asphalt production process, various auxiliary materials must be added in a specific ratio and then mixed with water to achieve optimal performance. However, existing additive equipment often fails to measure and control the amount of auxiliary materials before addition, or the number of auxiliary materials that can be weighed at one time is limited, which affects the efficiency of asphalt use. Utility Model Content

[0004] In order to solve the above technical problems, the utility model provides an asphalt mixing auxiliary material quantitative addition device to solve the problem that the existing mixing auxiliary material addition device cannot quantitatively add multiple auxiliary materials.

[0005] The utility model provides a quantitative addition device for asphalt mixture auxiliary materials, which is achieved by the following specific technical means:

[0006] A quantitative addition device for asphalt mixed auxiliary materials, including a feeding mechanism; the feeding mechanism includes a feeding hopper, the feeding hopper is supported on a support frame, a connecting funnel is provided at the bottom of the feeding hopper, a feeding cylinder is connected to the bottom of the connecting funnel through a through pipe, one end of the feeding cylinder is open and the other end is closed, a quantity control mechanism is provided at the open end of the feeding cylinder, the quantity control mechanism includes a storage hopper, a retaining cylinder is connected to the bottom of the storage hopper, a collecting tank with a constricted mouth is connected to the bottom of the retaining cylinder, a blower is connected to the bottom of the collecting tank through a connecting hose, the blower is clamped on a card seat, and the bottom of the card seat is fixedly connected to a square bottom plate A supporting column is fixedly connected to the top of the bottom plate near the edge, and a weighing device is fixedly connected to the top of the supporting column. The weighing device supports the storage hopper through the supporting plate; one end of the blower is connected to one end of the feeding pipe, and the other end of the feeding pipe is connected to the cylindrical mixing chamber. The side wall of the mixing chamber is connected to the water inlet pipe and the discharge pipe. A vent is provided on the top of the mixing chamber, and a motor C is installed at the center of the top of the mixing chamber. The rotating shaft of the motor C is fixedly connected to the rotating shaft, and the rotating shaft is equipped with a stirring impeller. The bottom of the rotating shaft is inserted into a shaft sleeve to form a rotating connection, and the bottom of the shaft sleeve is fixedly connected to the center of the inner cavity of the mixing chamber.

[0007] Furthermore, the closed end of the feeding barrel is rotatably connected to a screw rod, the spiral structure of the screw rod is located inside the feeding barrel, and the screw rod is fixedly connected to a pulley A on the outside of the closed end of the feeding barrel. A belt is wrapped around pulley A, and a pulley B is also wrapped around the belt. Pulley B is fixedly connected to the rotating shaft of motor A.

[0008] Furthermore, four groups of intercepting plates are rotatably connected in the intercepting cylinder. The intercepting plates are perpendicular to each other and connected to the same rotating shaft. The end of the rotating shaft is connected to the motor B, and the body of the motor B is fixedly connected to one end of the intercepting cylinder.

[0009] Furthermore, a controller is placed on the support plate, and the controller controls the connection between motor A, motor B and the weighing device through wires.

[0010] Furthermore, the connecting hose is connected to the one-way baffle through the rotation of the rotating shaft to form a blockage, and a counterweight block is provided at the bottom of one side of the rotating shaft of the connecting hose; a semicircular limiting clamp is provided on the inner wall of the connecting hose on the other side of the rotating shaft, and the limiting clamp is clamped above one side of the rotating shaft of the one-way baffle.

[0011] Furthermore, a hinged sealing door is provided on one side of the mixing chamber, and a sealing strip is provided at the door gap between the sealing door and the side wall of the mixing chamber.

[0012] Compared with the prior art, the present invention has the following beneficial effects:

[0013] The utility model is provided with a feeding mechanism and a quantity control mechanism. During the feeding process, a weighing device weighs the auxiliary materials in the storage hopper, and a controller electrically connected to the weighing device controls the opening and closing of motor A and motor B. After the weight of the auxiliary materials in the storage hopper reaches a set value, the auxiliary materials are released into the blower, and the blower delivers the auxiliary materials into the mixing chamber for mixing through the feeding pipe, thereby achieving more accurate quantity control when adding auxiliary materials. The device is provided with multiple groups of feeding mechanisms and quantity control mechanisms, and can add multiple auxiliary materials in a quantitative manner at one time without affecting each other. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a structural diagram of the present utility model.

[0015] Figure 2 It is a structural diagram of the feeding mechanism of the utility model.

[0016] Figure 3 It is a structural diagram of the quantity control mechanism of the utility model.

[0017] Figure 4 It is a schematic diagram of the internal structure of the intercepting cylinder of the utility model after being cut.

[0018] Figure 5 It is a schematic diagram of the internal structure of the connecting hose of the utility model after being cut.

[0019] Figure 6 It is a schematic diagram of the internal structure of the mixing chamber of the utility model after cutting.

[0020] In the figure, the corresponding relationship between the component names and the drawing numbers is as follows:

[0021] 1. Feeding hopper; 2. Connecting funnel; 3. Through pipe; 4. Support frame; 5. Feeding barrel; 6. Screw rod; 7. Pulley A; 8. Belt; 9. Pulley B; 10. Motor A; 11. Storage hopper; 12. Retention barrel; 13. Retention plate; 14. Motor B; 15. Collecting tank; 16. Connecting hose; 17. Blower; 18. Base; 19. Bottom plate; 20. Support column; 21. Weighing device; 22. Support plate; 23. Feeding pipe; 24. Mixing chamber; 25. Water inlet pipe; 26. Discharge pipe; 27. Motor C; 28. Rotating shaft; 29. Bushing; 30. Agitating impeller; 31. Vent; 32. Sealing door; 33. One-way baffle; 34. Limiting clamp; 35. Counterweight; 36. Controller. DETAILED DESCRIPTION

[0022] The following embodiments of the present invention are described in further detail with reference to the accompanying drawings and examples. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0023] Example:

[0024] As attached Figure 1 To the attached Figure 6 As shown:

[0025] The utility model provides a quantitative addition device for asphalt mixed auxiliary materials, including a feeding mechanism; the feeding mechanism includes a feeding hopper 1, the feeding hopper 1 is supported on a supporting frame 4, a connecting funnel 2 is provided at the bottom of the feeding hopper 1, a feeding cylinder 5 is connected to the bottom of the connecting funnel 2 through a through pipe 3, one end of the feeding cylinder 5 is open and the other end is closed, a quantity control mechanism is provided at the open end of the feeding cylinder 5, the quantity control mechanism includes a storage hopper 11, a retaining cylinder 12 is connected to the bottom of the storage hopper 11, a collecting tank 15 with a constricted opening is connected to the bottom of the retaining cylinder 12, a blower 17 is connected to the bottom of the collecting tank 15 through a connecting hose 16, the blower 17 is clamped on a card seat 18, the bottom of the card seat 18 is fixedly connected to a square bottom plate 19, and the top of the bottom plate 19 is fixedly connected to the bottom plate 19. A supporting column 20 is fixedly connected near the edge, and a weighing device 21 is fixedly connected above the supporting column 20. The weighing device 21 supports the storage hopper 11 through the supporting plate 22; one end of the blower 17 is connected to one end of the feed pipe 23, and the other end of the feed pipe 23 is connected to the cylindrical mixing chamber 24. The side wall of the mixing chamber 24 is connected to the water inlet pipe 25 and the discharge pipe 26. A vent hole 31 is provided on the top of the mixing chamber 24, and a motor C27 is installed at the center of the top of the mixing chamber 24. The rotating shaft of the motor C27 is fixedly connected to the rotating shaft, and the rotating shaft 28 is equipped with a stirring impeller 30. The bottom of the rotating shaft 28 is inserted into the shaft sleeve 29 to form a rotating connection, and the bottom of the shaft sleeve 29 is fixedly connected to the center of the inner cavity of the mixing chamber 24.

[0026] Among them, such as Figure 2 As shown, the closed end of the feeding barrel 5 is rotatably connected to the screw rod 6, the spiral structure of the screw rod 6 is located in the feeding barrel 5, and the screw rod 6 is fixedly connected to the outer side of the closed end of the feeding barrel 5 with a pulley A7, a belt 8 is wrapped around the pulley A7, and the belt 8 is also wrapped around the pulley B9, and the pulley B9 is fixedly connected to the rotating shaft of the motor A10; the motor A10 is started, and the screw rod 6 is driven to rotate through the pulley B9, the belt 8 and the pulley A7, and the auxiliary material dropped from the feeding hopper 1 into the feeding barrel 5 is sent to the storage hopper 11 of the quantity control mechanism.

[0027] Among them, such as Figure 3 and 4 As shown, four groups of intercepting plates 13 are rotatably connected in the intercepting cylinder 12. The intercepting plates 13 are perpendicular to each other and connected to the same rotating shaft. The end of the rotating shaft is connected to the motor B14, and the body of the motor B14 is fixedly connected to one end of the intercepting cylinder 12. When the motor B14 is started, the intercepting plates 13 are driven to rotate, and the auxiliary materials in the storage hopper 11 are sent into the blower 19 through the intercepting cylinder 12, the collecting tank 15 and the connecting hose 16.

[0028] Among them, such as Figure 3As shown, a controller 36 is placed on the support plate 22, and the controller 36 is connected to the motor A10, the motor B14 and the weighing device 21 through wire control; when the weighing device 21 weighs the auxiliary material in the storage hopper 11 to reach the set weight, the signal is transmitted to the controller 36, and the controller 36 controls the motor A10 to turn off and stop adding material, and at the same time controls the motor B14 to turn on and continuously feed the material into the blower 19; when the weighing device 21 weighs that there is no auxiliary material in the storage hopper 11, the signal is transmitted to the controller 36, and the controller 36 controls the motor B14 to turn off.

[0029] Among them, such as Figure 5 As shown, the connecting hose 16 is connected to the one-way baffle 33 by rotating the shaft to form a blockage, and a counterweight block 35 is set at the bottom of one side of the shaft of the connecting hose 16; a semicircular limit clamp 34 is set on the inner wall of the connecting hose 16 on the other side of the shaft, and the limit clamp 34 is stuck above one side of the shaft of the one-way baffle 33; the one-way baffle 33 can be opened in one direction from top to bottom to prevent the blower 17 from blowing the auxiliary material in the air chamber back into the storage hopper 11.

[0030] Among them, such as Figure 1 As shown, a hinged sealing door 32 is provided on one side of the mixing chamber 24, and a sealing strip is provided at the door gap between the sealing door 32 and the side wall of the mixing chamber 24; after the mixing is completed and the discharge is completed by the discharge pipe 26, the sealing door 32 can be opened to enter the mixing chamber 24 for cleaning, so as to avoid the residual asphalt in the mixing chamber 24 adhering to the inner wall and solidifying, which is difficult to clean and affects the efficiency of subsequent mixing work.

[0031] The specific usage and function of this embodiment are as follows:

[0032] In the present invention, sufficient amounts of various auxiliary materials for making asphalt are added to different feeding hoppers 1, and the required weights of the various auxiliary materials are set on the controller 36; the motor A10 is started, and the screw rod 6 is driven to rotate through the pulley B9, the belt 8 and the pulley A7, so that the auxiliary materials dropped from the feeding hopper 1 into the feeding cylinder 5 are fed into the storage hopper 11 of the control mechanism, and the weight of the auxiliary materials in the storage hopper 11 continues to increase; when the weighing device 21 weighs the auxiliary materials in the storage hopper 11 and reaches the set weight, a signal is transmitted to the controller 36, and the controller 36 The motor A10 is controlled to be turned off to stop feeding into the storage hopper 11, and the motor B14 is controlled to be turned on to continuously feed into the blower 17; when the weigher 21 detects that there is no auxiliary material in the storage hopper 11, it transmits a signal to the controller 36, and the controller 36 controls the motor B14 to be turned off; the blower 17 inputs the auxiliary material into the mixing chamber 24 through the feed pipe 23, adds a certain amount of water into the mixing chamber 24, and then turns on the motor C27, and continuously stirs the various auxiliary materials of the asphalt through the stirring impeller 30 to complete the mixing work.

[0033] Anything not described in detail in the present invention is well known to those skilled in the art.

Claims

1. A quantitative addition device for asphalt mixture auxiliary materials, characterized by: The invention comprises a feeding mechanism; the feeding mechanism comprises a feeding hopper (1), the feeding hopper (1) is supported on a supporting frame (4), a connecting funnel (2) is provided at the bottom of the feeding hopper (1), a feeding cylinder (5) is connected to the bottom of the connecting funnel (2) through a through pipe (3), one end of the feeding cylinder (5) is open and the other end is closed, a quantity control mechanism is provided at the open end of the feeding cylinder (5), the quantity control mechanism comprises a storage hopper (11), a retaining cylinder (12) is connected to the bottom of the storage hopper (11), a collecting tank (15) with a constricted opening is connected to the bottom of the retaining cylinder (12), a blower (17) is connected to the bottom of the collecting tank (15) through a connecting hose (16), the blower (17) is clamped on a card seat (18), the bottom of the card seat (18) is fixedly connected to a square bottom plate (19), and a support is fixedly connected to the top of the bottom plate (19) near the edge. A supporting column (20) is fixedly connected to a weighing device (21) above the supporting column (20), and the weighing device (21) supports the storage hopper (11) through a supporting plate (22); one end of the blower (17) is connected to one end of a feeding pipe (23), and the other end of the feeding pipe (23) is connected to a cylindrical mixing chamber (24), and a water inlet pipe (25) and a discharge pipe (26) are connected on the side wall of the mixing chamber (24). A vent hole (31) is opened on the top of the mixing chamber (24), and a motor C (27) is installed at the center of the top of the mixing chamber (24). The rotating shaft of the motor C (27) is fixedly connected to a rotating shaft (28), and a stirring impeller (30) is installed on the rotating shaft (28). The bottom of the rotating shaft (28) is inserted into a shaft sleeve (29) to form a rotation connection, and the bottom of the shaft sleeve (29) is fixedly connected to the center of the inner cavity of the mixing chamber (24).

2. The asphalt mixture auxiliary material quantitative addition device according to claim 1, characterized in that: The closed end of the feeding barrel (5) is rotatably connected to a screw rod (6), the spiral structure of the screw rod (6) is located inside the feeding barrel (5), and the screw rod (6) is fixedly connected to a pulley A (7) on the outer side of the closed end of the feeding barrel (5), a belt (8) is wound around the pulley A (7), and a pulley B (9) is also wound around the belt (8), and the pulley B (9) is fixedly connected to the rotating shaft of the motor A (10).

3. The asphalt mixture auxiliary material quantitative addition device according to claim 1, characterized in that: Four groups of intercepting plates (13) are rotatably connected in the intercepting cylinder (12). The intercepting plates (13) are perpendicular to each other and connected to the same rotating shaft. The end of the rotating shaft is connected to a motor B (14). The body of the motor B (14) is fixedly connected to one end of the intercepting cylinder (12).

4. The asphalt mixture auxiliary material quantitative addition device according to claim 1, characterized in that: A controller (36) is placed on the support plate (22), and the controller (36) controls the connection of the motor A (10), the motor B (14) and the weighing device (21) through wires.

5. The asphalt mixture auxiliary material quantitative addition device according to claim 1, characterized in that: The connecting hose (16) is connected to the one-way baffle (33) through the rotation of the rotating shaft to form a blockage, and a counterweight (35) is provided at the bottom of one side of the rotating shaft of the connecting hose (16); a semicircular limiting clamp (34) is provided on the inner wall of the connecting hose (16) on the other side of the rotating shaft, and the limiting clamp (34) is clamped above one side of the rotating shaft of the one-way baffle (33).

6. The asphalt mixture auxiliary material quantitative addition device according to claim 1, characterized in that: A hinged sealing door (32) is provided on one side of the mixing chamber (24), and a sealing strip is provided at the door gap between the sealing door (32) and the side wall of the mixing chamber (24).

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