CN207714078U - A kind of bituminous concrete mixing device - Google Patents

Abstract

The utility model discloses an asphalt concrete mixing device, which comprises a mixing shell, in which two first mixing chambers and a second mixing chamber are arranged, the two first mixing chambers are located above the second mixing chamber, and The two first stirring chambers communicate with the second stirring chamber through the connection port, the first stirring chamber is provided with a fixed rod, the bottom end is provided with a driven wheel, and the upper end of the stirring shell is installed through a fixing device There is a motor, the driving end of the motor is connected with a rotating rod, and the upper end of the stirring shell is also provided with a rotating port communicating with the second stirring chamber. The utility model can more fully stir the materials through the setting of two mixing chambers. Under the effect of self-falling stirring, the quality of asphalt concrete can be guaranteed. , into the second mixing chamber, under the high-speed rotation of the mixing fan blades, the asphalt and concrete are mixed and discharged for the second time.

Description

A kind of asphalt concrete mixing device

technical field

The utility model relates to the technical field of asphalt concrete mixing devices, in particular to a novel asphalt concrete mixing device.

Background technique

Asphalt concrete mixing equipment refers to the equipment that dries, heats, sieves, and measures sand and gravel, and adds an appropriate amount of filler (stone powder), and mixes it with hot asphalt liquid according to a certain ratio to form an asphalt mixture. Its characteristics are: The drying, heating and mixing of the sand and gravel are carried out in a drum. The hot asphalt liquid is sprayed into the front half of the drum, and then discharged after self-falling mixing with the hot sand and gravel, which not only simplifies the process, but also reduces the flying of dust. The unloaded finished products are stored in the finished product warehouse for future use, but the current asphalt concrete mixing device only performs mixing in one drum, and there are situations where the quality of asphalt finished products is uneven due to insufficient mixing, which affects the quality of road and other engineering construction .

Utility model content

The purpose of this utility model is to solve the shortcomings existing in the prior art, such as: the current asphalt concrete mixing device only performs mixing in one drum, and there is a situation that the quality of asphalt products is uneven due to insufficient mixing, and proposes An asphalt concrete mixing device.

In order to achieve the above object, the utility model adopts the following technical scheme: an asphalt concrete mixing device, including a mixing shell, two first mixing chambers and a second mixing chamber are arranged in the mixing shell, two first mixing chambers It is located above the second stirring chamber, and the two first stirring chambers communicate with the second stirring chamber through a connection port. A fixed rod is arranged in the first stirring chamber, and a driven wheel is arranged at the bottom end of the fixed rod , the upper end of the stirring shell is equipped with a motor through a fixing device, the driving end of the motor is connected with a rotating rod, the upper end of the stirring shell is also provided with a rotating port communicating with the second stirring chamber, and the rotating rod is far away from the motor One end of the rotating port extends into the second stirring chamber, the inner wall of the rotating port is provided with a mounting port communicating with the first stirring chamber, and a driving wheel is provided in the mounting port, and the driving wheel is sleeved on the On the rotating rod, the driving wheel is meshed with the driven wheel, and one end of the rotating rod is rotated and connected to the inner wall of the second stirring chamber. The side of the fixed block is provided with a plurality of stirring bars. The rotating rod is located on the side of the second stirring chamber and is connected with a plurality of stirring fan blades. The side of the stirring shell communicates with the discharge port of the second stirring chamber, and the discharge port is provided with a discharge port.

Preferably, feed pipes communicating with the first stirring chamber are provided on both sides above the stirring shell, and feed ports are threadedly connected to the feed pipes.

Preferably, a socket is provided on one side of the feed port, and a material limiting baffle is inserted in the socket.

Preferably, the stirring bars are spirally arranged on the side of the fixed rod, and the number of the stirring bars is 4-8.

Preferably, the stirring fan blade is rotationally connected to the rotating rod through a rotating shaft, the stirring fan blade rotates around the rotating shaft, and the rotation angle range of the stirring fan blade is 0-90°.

Preferably, a discharge pipe is inserted into the connecting port, a limit ring is sleeved on the fixed rod, and a limit opening for passing through one end of the discharge pipe is provided on the limit ring. One end passes through the limiting opening and is connected with an installation opening, and the installation opening is rotatably connected with the limiting ring.

Compared with the prior art, in the present utility model, the beneficial effect of the utility model is: after the stirring device is energized, the motor starts to work, and the output end of the motor drives the rotating rod to rotate, and then drives the driving wheel sleeved on the rotating rod to rotate, The driving wheel and the driven wheel rotate correspondingly under the meshing connection mechanism, and then drive the fixed rod to rotate. In this way, in the first stirring chamber, the stirring bar installed on the outer wall of the fixed rod starts to rotate around the axis, and the feed material is pre-stirred once. The material then enters the second mixing chamber through the discharge pipe inserted on the installation port, and the rotating rod driven by the motor rotates to drive the stirring blades in the second mixing chamber to rotate, the material is stirred for the second time, and then discharged through the discharge port for use , During work, compared with the one-time mixing of the traditional mixing device, the material in the device passes through two mixing chambers, and under the action of self-falling mixing, it is fully mixed twice to improve the quality of asphalt concrete and ensure the quality of the project.

Description of drawings

Fig. 1 is a schematic diagram of the front structure of an asphalt concrete mixing device proposed by the utility model.

Fig. 2 is a structural schematic diagram of an asphalt concrete mixing device proposed by the utility model.

In the figure: 1 stirring shell, 2 stirring bar, 3 fixed rod, 4 feed inlet, 5 motor, 6 rotating rod, 7 driving wheel, 8 driven wheel, 9 discharge pipe, 10 stirring blade, 11 discharge port, 12 installation ports, 13 limit rings.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example.

Referring to Figure 1-2, an asphalt concrete mixing device includes a mixing shell 1, the upper sides of the mixing shell 1 are provided with feeding pipes communicating with the first mixing chamber, and the feeding pipe is threadedly connected with a feeding port 4, One side of the feed port 4 is provided with a socket, and a material limiting baffle is inserted in the socket. The threaded connection facilitates the replacement of the feed port in the later stage. The baffle can avoid material splashing. The stirring shell 1 is provided with two first stirring chambers and The second stirring chamber, the two first stirring chambers are respectively located above the second stirring chamber, and the two first stirring chambers communicate with the second stirring chamber through a connection port, and a fixed rod 3 is arranged in the first stirring chamber, The bottom end of the fixed rod 3 is provided with a driven wheel 8, the upper end of the stirring shell 1 is equipped with a motor 5 through a fixing device, the driving end of the motor 5 is connected with a rotating rod 6, and the upper end of the stirring shell 1 is also provided with a second stirring chamber. One end of the rotating rod 6 away from the motor 5 passes through the rotating port and extends into the second stirring chamber. The inner wall of the rotating port is provided with an installation port 12 communicating with the first stirring chamber, and the installation port 12 is provided with a driving wheel 7. The driving wheel 7 is sleeved on the rotating rod 6, the driving wheel 7 and the driven wheel 8 are meshed and connected, and the end of the rotating rod 6 is rotated and connected to the inner wall of the second mixing chamber. The side of the fixed block 3 is provided with A plurality of stirring bars 2, the stirring bars 2 are spirally arranged on the side of the fixed rod 3, the number of stirring bars 2 is 4-8, and the spiral arrangement on the side can stir the material more fully after the rotation, and the connection port is inserted with a Discharge pipe 9, fixed rod 3 is sleeved with limit ring 13, limit ring 13 is provided with a limit port for passing through one end of discharge pipe 9, and one end of discharge pipe 9 passes through the limit port and is connected with a mounting Port 12, the installation port 12 and the limit ring 13 are rotationally connected. Rotating bar 6 is positioned at the side of the second stirring chamber and is connected with a plurality of stirring blades 10. The stirring blades 10 are connected by rotation between the rotating shaft and the rotating rod 6. The range of rotation angle is 0-90°. After the axis rotates, the stirring fan blades are thrown up, and there is more power to stir the materials. The side of the stirring shell 1 is connected to the discharge port of the second stirring chamber. A discharge port 11 is provided inside.

In the utility model, after the stirring device is energized, the motor 5 starts to work, and the output end of the motor drives the rotating rod 6 to rotate, and then drives the driving wheel 7 sleeved on the rotating rod to rotate, and the driving wheel 7 and the driven wheel 8 are engaged in the connection mechanism Down, rotate accordingly, and then drive the fixed rod 3 to rotate. In this way, in the first mixing chamber, the stirring bar 2 installed on the outer wall of the fixed rod starts to rotate around the axis, and the feed material is pre-stirred once, and the material is then inserted through the installation port. The discharge pipe 9 enters the second mixing chamber, and the rotating rod 6 driven by the motor rotates to drive the stirring blade 10 in the second stirring chamber to rotate, and the material is stirred for the second time, and then discharged through the discharge port 11 for use.

The above is only a preferred embodiment of the utility model, but the scope of protection of the utility model is not limited thereto. The equivalent replacement or change of the new technical solution and the concept of the utility model shall be covered by the protection scope of the utility model.

Claims (6)

1. An asphalt concrete mixing device, comprising a mixing shell (1), characterized in that two first mixing chambers and a second mixing chamber are arranged in the mixing shell (1), and the two first mixing chambers are located in the first Above the two stirring chambers, and the two first stirring chambers communicate with the second stirring chamber through the connection port, the first stirring chamber is provided with a fixed rod (3), the bottom end of the fixed rod (3) A driven wheel (8) is provided, and a motor (5) is installed on the upper end of the stirring shell (1) through a fixing device. The driving end of the motor (5) is connected with a rotating rod (6), and the stirring shell (1) ) is also provided with a rotating port communicating with the second stirring chamber, the end of the rotating rod (6) away from the motor (5) extends into the second stirring chamber through the rotating port, and the inner wall of the rotating port is provided with There is an installation port connected with the first mixing chamber, and a driving wheel (7) is provided in the installation port, and the driving wheel (7) is sleeved on the rotating rod (6), and the driving wheel (7) and the slave The moving wheels (8) are meshed and connected, and the extended end of the rotating rod (6) is connected to the inner wall of the second stirring chamber. The side of the fixed rod (3) is provided with a plurality of stirring bars (2), The rotating rod (6) is located on the side of the second stirring chamber and is connected with a plurality of stirring fan blades (10), and the side of the stirring shell (1) is connected to the discharge port of the second stirring chamber. A discharge port (11) is provided in the office. 2. An asphalt concrete mixing device according to claim 1, characterized in that, the upper sides of the mixing shell (1) are provided with feeding pipes communicating with the first mixing chamber, and on the feeding pipes The threaded connection has a feeding port (4). 3. The asphalt concrete mixing device according to claim 2, characterized in that a socket is provided on one side of the feed inlet (4), and a material limiting baffle is inserted in the socket. 4. The asphalt concrete mixing device according to claim 1, characterized in that, the stirring strips (2) are spirally arranged on the side of the fixing rod (3), and the number of the stirring strips (2) For 4-8 pieces. 5. An asphalt concrete mixing device according to claim 1, characterized in that, the stirring fan blade (10) is rotationally connected to the rotating rod (6) through a rotating shaft, and the stirring fan blade (10) is The rotating shaft rotates on the axis, and the rotation angle range of the stirring fan blade (10) is 0-90°. 6. An asphalt concrete mixing device according to claim 1, characterized in that, a discharge pipe (9) is inserted in the connection port, and a limiting ring (13) is sleeved on the fixing rod (3) , the limit ring (13) is provided with a limit port for passing through one end of the discharge pipe (9), and one end of the discharge pipe (9) passes through the limit port and is connected to the installation port (12), The installation port (12) is rotationally connected with the limit ring (13).