Novel asphalt mixture mixer

Abstract

The utility model discloses a novel asphalt mixture blender, which belongs to the related technical field of material blending and mixing, and comprises a support and a support rod, the upper end of the support rod is provided with a casing, the inside of the casing is provided with a driving motor and a transmission part, the output end of the transmission part is provided with a main driving shaft, and the main driving shaft is connected with the support rod. By adopting the main and auxiliary driving shaft structure, the driving motor drives the fixed stirring frame on the main driving shaft and the heating stirring claw on the auxiliary driving shaft to synchronously rotate, stirring is sufficient and rapid, compared with a conventional stirring machine, the stirring speed is high, and the stirring speed is high. The mixing time can be greatly shortened, and a mixture sample can be efficiently produced; the side scraping plate and the bottom scraping plate of the fixed stirring frame are tightly attached to and rotationally connected with the wall and the bottom plate of the mixing bin correspondingly, residual asphalt is automatically scraped away during stirring, manual and strenuous cleaning is not needed, pollution is avoided, and the purity of the mixture and the testing accuracy are guaranteed.

Description

Technical Field

[0001] The utility model belongs to the technical field related to material mixing, and particularly relates to a novel asphalt mixture mixer. Background Art

[0002] Existing asphalt mixture mixers are mainly used in road engineering. For asphalt mixture testing in the laboratory, conventional mixers are used for mixing. Conventional mixers can achieve basic mixing functions when in use, but it is more laborious to pour the material and subsequently clean it, and it is impossible to simultaneously clean the asphalt remaining on the mixing box wall, which brings inconvenience to subsequent use.

[0003] Therefore, the present application proposes a new type of asphalt mixture mixer, which can effectively improve the mixture mixing efficiency and can automatically clean the asphalt on the box wall to meet the laboratory's demand for a new type of asphalt mixture mixer. Utility Model Content

[0004] The purpose of the present utility model is to provide a novel asphalt mixture mixer to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a new asphalt mixture mixer, comprising a bracket and a support rod, a shell provided at the upper end of the support rod, a drive motor and a transmission member provided inside the shell, a main drive shaft provided at the output end of the transmission member, a secondary drive shaft provided at the output end of the transmission member, a heating stirring claw provided at the lower end of the secondary drive shaft, a mixing bin provided at the outer side of the main drive shaft, a fixed stirring frame provided at the lower end of the main drive shaft, a bottom scraper provided at the bottom of the fixed stirring frame, side scrapers provided on the side of the fixed stirring frame, and a discharge port provided at the bottom of the mixing bin.

[0006] Preferably, the bracket and the mixing bin are provided with a rotating frame, a limit seat is fixedly provided on the outer side of the lower part of the mixing bin, a discharge baffle is rotatably provided on the bottom of the mixing bin, a handle is fixed on the outer side of the discharge baffle, and a fixing pin is passed through the handle and the limit seat.

[0007] Preferably, a support ring is welded to the upper end of the fixed mixing frame, the support ring is concentrically arranged with the mixing bin, the side scraper is rotatably connected to the fixed mixing frame, and the bottom scraper is rotatably connected to the fixed mixing frame.

[0008] Preferably, one end of the side scraper is always in contact with the side wall of the mixing bin, one end of the bottom scraper is always in contact with the bottom plate of the mixing bin, and the fixed stirring frame is evenly arranged on the outside of the main drive shaft.

[0009] Preferably, a heating stirring claw is fixedly provided at the lower end of the auxiliary driving shaft, and the heating stirring claw rotates together with the auxiliary driving shaft. A plurality of stirring claws are provided on the lower end surface of the heating stirring claw, which extend to the upper end surface of the fixed stirring frame below and do not cause motion interference with the fixed stirring frame.

[0010] Preferably, the driving motor is rotatably connected to the transmission member, and the rotation of the transmission member drives the main driving shaft and the auxiliary driving shaft to rotate synchronously. The discharge baffle is rotatably connected to the mixing bin, and the upper end surface of the discharge baffle is always in contact with the discharge port.

[0011] Compared with the prior art, the beneficial effects of the present invention are:

[0012] The utility model adopts a main and auxiliary drive shaft structure. The driving motor drives the fixed stirring frame on the main drive shaft and the heated stirring claws on the auxiliary drive shaft to rotate synchronously, so the stirring is sufficient and fast. Compared with conventional mixers, it can greatly shorten the mixing time and efficiently produce mixed material samples.

[0013] The utility model fixes the side scrapers and bottom scrapers of the mixing frame to fit tightly with the mixing bin wall and bottom plate respectively and are rotatably connected. During mixing, residual asphalt is automatically scraped off without manual cleaning, thus avoiding pollution and ensuring the purity of the mixture and the accuracy of the test. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0015] Figure 2 This is a schematic diagram of the internal structure of the utility model;

[0016] Figure 3 It is a structural diagram of the utility model;

[0017] Figure 4 It is a structural diagram of the utility model;

[0018] In the figure: 1. Bracket; 2. Mixing chamber; 3. Handle; 4. Fixing pin; 5. Limit seat; 6. Rotating frame; 7. Casing; 8. Driving motor; 9. Transmission member; 10. Support rod; 12. Main driving shaft; 13. Support ring; 14. Side scraper; 15. Fixed mixing frame; 16. Discharge port; 17. Bottom scraper; 18. Heating and stirring claw; 19. Auxiliary driving shaft; 20. Discharge baffle. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0020] See also Figure 1-4 The utility model provides a technical solution: a new asphalt mixture mixer, including a bracket 1 and a support rod 10, a shell 7 is provided at the upper end of the support rod 10, a driving motor 8 and a transmission member 9 are provided inside the shell 7, a main driving shaft 12 is provided at the output end of the transmission member 9, a secondary driving shaft 19 is also provided at the output end of the transmission member 9, a heating stirring claw 18 is provided at the lower end of the secondary driving shaft 19, a mixing bin 2 is provided at the outer side of the main driving shaft 12, a fixed stirring frame 15 is provided at the lower end of the main driving shaft 12, a bottom scraper 17 is provided at the bottom of the fixed stirring frame 15, a side scraper 14 is provided on the side of the fixed stirring frame 15, and a discharge port 16 is provided at the bottom of the mixing bin 2.

[0021] The bracket 1 and the mixing bin 2 are provided with a rotating frame 6, a limit seat 5 is fixedly provided on the outer side of the lower part of the mixing bin 2, a discharge baffle 20 is rotatably provided on the bottom of the mixing bin 2, a handle 3 is fixed on the outer side of the discharge baffle 20, and a fixing pin 4 is passed between the handle 3 and the limit seat 5.

[0022] A support ring 13 is welded to the upper end of the fixed mixing frame 15 , and the support ring 13 is concentrically arranged with the mixing bin 2 . The side scrapers 14 are rotatably connected to the fixed mixing frame 15 , and the bottom scrapers 17 are rotatably connected to the fixed mixing frame 15 .

[0023] One end of the side scraper 14 is always in contact with the side wall of the mixing bin 2 , one end of the bottom scraper 17 is always in contact with the bottom plate of the mixing bin 2 , and the fixed mixing frame 15 is evenly arranged on the outside of the main drive shaft 12 .

[0024] A heating stirring claw 18 is fixedly provided at the lower end of the auxiliary driving shaft 19, and the heating stirring claw 18 rotates together with the auxiliary driving shaft 19. A plurality of stirring claws are provided on the lower end surface of the heating stirring claw 18, which extend to the upper end surface of the fixed stirring frame 15 below and do not cause motion interference with the fixed stirring frame 15.

[0025] The driving motor 8 is rotationally connected to the transmission member 9, and the rotation of the transmission member 9 drives the main driving shaft 12 and the auxiliary driving shaft 19 to rotate synchronously. The discharge baffle 20 is rotationally connected to the mixing bin 2, and the upper end surface of the discharge baffle 20 is always in contact with the discharge port 16.

[0026] The working principle and use process of the present invention are as follows: the prepared asphalt and mixture raw materials are added into the mixing bin 2 in sequence. After the addition is completed, the drive motor 8 is started, and the motor drives the main drive shaft 12 and the auxiliary drive shaft 19 to rotate synchronously through the transmission part 9.

[0027] The drive motor 8 rotates, with power transmitted through the transmission element 9, driving the main drive shaft 12 and the auxiliary drive shaft 19 to rotate synchronously. The main drive shaft 12 rotates the fixed mixing frame 15, stirring the material in the mixing bin 2. The auxiliary drive shaft 19 rotates the heated stirring claws 18, which cooperate with the fixed mixing frame 15 to form a double-layer stirring mode, enhancing the mixing effect of the mixture. At the same time, the side scrapers 14 and bottom scrapers 17 on the fixed mixing frame 15 automatically scrape away any residual asphalt on the walls and floor of the mixing bin 2 as the fixed mixing frame 15 rotates.

[0028] When discharging, the discharging baffle 20 is rotated to open or close the discharging port 16 at the bottom of the mixing bin 2 by manipulating the fixed pin 4 and the handle 3, so as to control the discharging operation; by adopting the main and auxiliary drive shaft structures, the driving motor drives the fixed stirring frame on the main drive shaft and the heated stirring claws on the auxiliary drive shaft to rotate synchronously, and the stirring is sufficient and fast. Compared with conventional mixers, it can greatly shorten the mixing time and efficiently produce mixed material samples; the side scrapers and bottom scrapers of the fixed stirring frame are tightly fitted with the mixing bin wall and bottom plate respectively and are rotatably connected, and the residual asphalt is automatically scraped off during stirring, without the need for manual cleaning, avoiding pollution, and ensuring the purity of the mixture and the accuracy of the test.

[0029] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A novel asphalt mixture mixer, comprising a bracket (1) and a support rod (10), wherein a housing (7) is provided at the upper end of the support rod (10), a driving motor (8) and a transmission member (9) are provided inside the housing (7), and a main driving shaft (12) is provided at the output end of the transmission member (9), characterized in that: The output end of the transmission member (9) is further provided with a secondary drive shaft (19), the lower end of the secondary drive shaft (19) is provided with a heating stirring claw (18), the outer side of the main drive shaft (12) is provided with a mixing bin (2), the lower end of the main drive shaft (12) is provided with a fixed stirring frame (15), the bottom of the fixed stirring frame (15) is provided with a bottom scraper (17), the side of the fixed stirring frame (15) is provided with a side scraper (14), and the bottom of the mixing bin (2) is provided with a discharge port (16).

2. A novel asphalt mixture mixer according to claim 1, characterized in that: The support (1) and the mixing bin (2) are provided with a rotating frame (6); a limit seat (5) is fixedly provided on the outer side of the lower portion of the mixing bin (2); a discharge baffle (20) is rotatably provided on the bottom of the mixing bin (2); a handle (3) is fixed on the outer side of the discharge baffle (20); and a fixing pin (4) is provided between the handle (3) and the limit seat (5).

3. A novel asphalt mixture mixer according to claim 2, characterized in that: A support ring (13) is welded to the upper end of the fixed stirring frame (15), and the support ring (13) is concentrically arranged with the mixing bin (2). The side scraper (14) is rotatably connected to the fixed stirring frame (15), and the bottom scraper (17) is rotatably connected to the fixed stirring frame (15).

4. A novel asphalt mixture mixer according to claim 3, characterized in that: One end of the side scraper (14) is always in contact with the side wall of the mixing bin (2), one end of the bottom scraper (17) is always in contact with the bottom plate of the mixing bin (2), and the fixed stirring frame (15) is evenly arranged on the outside of the main drive shaft (12).

5. The novel asphalt mixture mixer according to claim 4 is characterized in that: A heating and stirring claw (18) is fixedly provided at the lower end of the auxiliary driving shaft (19), and the heating and stirring claw (18) rotates together with the auxiliary driving shaft (19). A plurality of stirring claws are provided on the lower end surface of the heating and stirring claw (18), which extend to the upper end surface of the fixed stirring frame (15) below and do not interfere with the movement of the fixed stirring frame (15).

6. The novel asphalt mixture mixer according to claim 5, characterized in that: The driving motor (8) is rotatably connected to the transmission member (9), and the rotation of the transmission member (9) drives the main driving shaft (12) and the auxiliary driving shaft (19) to rotate synchronously. The discharge baffle (20) is rotatably connected to the mixing bin (2), and the upper end surface of the discharge baffle (20) is always in contact with the discharge port (16).

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