CN220977586U

CN220977586U - Asphalt concrete mixer with low noise

Info

Publication number: CN220977586U
Application number: CN202322616593.1U
Authority: CN
Inventors: 李演演; 苑川川; 田勇亮; 李昂; 侯鹏鹏
Original assignee: Henan Guangrui Construction Engineering Co ltd
Current assignee: Henan Guangrui Construction Engineering Co ltd
Priority date: 2023-09-25
Filing date: 2023-09-25
Publication date: 2024-05-17
Anticipated expiration: 2033-09-25

Abstract

The utility model provides a low-noise asphalt concrete mixer, which belongs to the technical field of asphalt concrete and comprises a base, wherein a movable plate is connected to the base in a sliding manner, a support column is connected to the movable plate, an arc plate is connected to the support column, a mixing barrel is arranged between the two arc plates, an upper end cover is connected to the upper part of the mixing barrel, a lower end cover is connected to the lower part of the mixing barrel, a vertical sound absorbing strip is connected to the inside of the mixing barrel, a transverse sound absorbing strip is connected to the vertical sound absorbing strip, an inner wall is connected to the transverse sound absorbing strip, a mounting plate is connected to the upper end cover, and a motor is connected to the mounting plate; the utility model can improve the sound absorbing capacity of the vertical acoustic panel and the horizontal acoustic panel through a plurality of closed square spaces formed by stacking connection of the vertical acoustic panel and the horizontal acoustic panel, thereby reducing the noise generated when the asphalt concrete mixer works.

Description

Asphalt concrete mixer with low noise

Technical Field

The utility model relates to the technical field of asphalt concrete equipment, in particular to a low-noise asphalt concrete mixer.

Background

Asphalt is a blackish brown complex mixture composed of hydrocarbon compounds with different molecular weights and nonmetallic derivatives thereof, is a high-viscosity organic liquid, and mostly exists in a liquid or semisolid petroleum form, the surface is black, the asphalt is soluble in carbon disulfide and carbon tetrachloride, the asphalt is a waterproof, dampproof and anticorrosive organic cementing material, the asphalt mainly can be divided into three types of coal tar asphalt, petroleum asphalt and natural asphalt, the asphalt is mainly used for industries such as paint, plastic, rubber and the like, paving and the like, and cement, sand stone aggregate, water, admixture and the like are mixed according to a certain proportion and stirred to form in the asphalt concrete processing process.

Asphalt concrete mixer generally adopts the mode work of stirring ejection of compact simultaneously, and wherein some asphalt can glue and glue on the inner wall to lead to the jam of mixer, current asphalt concrete mixing opportunity produces the noise because the vibration of self during operation, and uses sound absorbing material to carry out simple absorption to the noise, and the noise reduction effect is low.

Disclosure of utility model

In view of the above, the utility model provides a low-noise asphalt concrete mixer, which can lighten the vibration of the asphalt concrete mixer during the working, effectively absorb noise and effectively clean asphalt adhered to the inner wall of the mixer.

In order to solve the technical problems, the utility model provides a low-noise asphalt concrete mixer, which comprises a base, wherein a movable plate is connected to the base in a sliding manner, a support column is connected to the movable plate, an arc plate is connected to the support column, a mixing barrel is arranged between the two arc plates, an upper end cover is connected to the upper part of the mixing barrel, a lower end cover is connected to the lower part of the mixing barrel, a vertical sound absorbing strip is connected to the inside of the mixing barrel, a transverse sound absorbing strip is connected to the vertical sound absorbing strip, and an inner wall is connected to the transverse sound absorbing strip;

The upper end cover is connected with a mounting plate, the mounting plate is connected with a motor, the base is internally connected with a fixed block, the fixed block is connected with a sliding rod, two ends of the sliding rod are sleeved with springs, the sliding rod is connected with a sliding block in a sliding manner, a fixed pin penetrates through the sliding block, the sliding block is connected with a first hinge plate through the fixed pin, the first hinge plate is rotationally connected with a second hinge plate, a connecting rod penetrates through the intersection of the first hinge plate and the second hinge plate, and a supporting beam is connected to the connecting rod.

As a further aspect of the utility model: the motor output shaft is connected with a rotating shaft, the rotating shaft is connected with a mixing plate, the rotating shaft is connected with a connecting plate, the connecting plate is connected with a connecting ring, and the connecting ring is connected with a scraping plate.

As a further aspect of the utility model: the first hinge plate is provided with grooves, one end of the second hinge plate is connected in the grooves of the first hinge plate, and the other end of the second hinge plate is connected with the sliding block through a fixing pin.

As a further aspect of the utility model: the vertical sound absorbing plate strips and the horizontal sound absorbing plate strips are connected in a stacking mode, and a sealed square space is formed between the vertical sound absorbing plate strips and the horizontal sound absorbing plate strips.

As a further aspect of the utility model: the lower end cover is connected with the discharge gate below, be connected with the valve on the discharge gate.

As a further aspect of the utility model: one end of the spring is fixedly connected with the fixed block, the other end of the spring is fixedly connected to the sliding block, and the supporting beam is connected below the movable plate.

As a further aspect of the utility model: the scraping plate is specifically a triangular lath, the scraping plate is tightly attached to the inner wall, and the mixing plate is of a spiral design.

In summary, compared with the prior art, the application has at least one of the following beneficial technical effects:

1. This low noise's asphalt concrete mixer is through setting up the stacked connection of perpendicular acoustic panel and horizontal acoustic panel for form a plurality of inclosed square spaces between perpendicular acoustic panel and the horizontal acoustic panel, thereby promote the sound absorption ability of perpendicular acoustic panel and horizontal acoustic panel, reduce the noise of this asphalt concrete mixer during operation.

2. This asphalt concrete mixer of low noise through setting up the scraper blade, drives the axis of rotation at the motor for the stirring board stirs pitch, and the stirring of spiral stirring board can turn over the pitch of bottom to the top, thereby avoids pitch to solidify in the bottom, and makes pitch and material can intensive mixing, and when stirring board stirring pitch the scraper blade can scrape down the pitch of gluing on the inner wall, thereby prevents pitch jam mixing drum.

Drawings

FIG. 1 is a schematic view of a low noise asphalt concrete mixer according to the present utility model;

FIG. 2 is a schematic perspective view of a mixing plate according to the present utility model;

FIG. 3 is a schematic cross-sectional view of a mixing drum according to the present utility model;

fig. 4 is a schematic cross-sectional view of the base of the present utility model.

Reference numerals illustrate:

1. A base; 2. a movable plate; 3. a support column; 4. an arc-shaped plate; 5. a mixing barrel; 6. an upper end cap; 7. a lower end cap; 8. a mounting plate; 9. a motor; 10. vertical sound absorbing battens; 11. a transverse sound absorbing panel; 12. an inner wall; 13. a discharge port; 14. a valve; 15. a rotating shaft; 16. a connecting plate; 17. connecting the circular rings; 18. a scraper; 19. mixing the plates; 20. a fixed block; 21. a slide bar; 22. a spring; 23. a sliding block; 24. a fixing pin; 25. a first hinge plate; 26. a second hinge plate; 27. a connecting rod; 28. a support beam.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to fig. 1 to 4 of the embodiments of the present utility model. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model. All other embodiments, which are obtained by a person skilled in the art based on the described embodiments of the utility model, fall within the scope of protection of the utility model.

As shown in fig. 1-3: the embodiment provides a low-noise asphalt concrete mixer, which comprises a base 1, wherein a movable plate 2 is connected to the base 1 in a sliding manner, a support column 3 is connected to the movable plate 2, an arc plate 4 is connected to the support column 3, a mixing barrel 5 is arranged between the two arc plates 4, an upper end cover 6 is connected above the mixing barrel 5, a lower end cover 7 is connected below the mixing barrel 5, a discharge hole 13 is connected below the lower end cover 7, a valve 14 is connected to the discharge hole 13, a vertical sound absorbing strip 10 is connected to the inside of the mixing barrel 5, a horizontal sound absorbing strip 11 is connected to the vertical sound absorbing strip 10, the vertical sound absorbing strip 10 and the horizontal sound absorbing strip 11 are in stacked connection, a closed square space is formed between the vertical sound absorbing strip 10 and the horizontal sound absorbing strip 11, and an inner wall 12 is connected to the horizontal sound absorbing strip 11; the utility model can absorb the noise generated by vibration when the asphalt concrete mixer works through the vertical sound absorbing plate 10 and the horizontal sound absorbing plate 11, and the sound absorbing capacity of the airtight space formed by stacking the vertical sound absorbing plate 10 and the horizontal sound absorbing plate 11 can be enhanced.

As shown in fig. 2, the upper end cover 6 is connected with the mounting plate 8, the mounting plate 8 is connected with the motor 9, the output shaft of the motor 9 is connected with the rotating shaft 15, the rotating shaft 15 is connected with the mixing plate 19, the rotating shaft 15 is connected with the connecting plate 16, the connecting plate 16 is connected with the connecting ring 17, the connecting ring 17 is connected with the scraping plate 18, the scraping plate 18 is a triangular lath, the scraping plate 18 is tightly attached to the inner wall 12, the mixing plate 19 is of a spiral design, the rotating shaft 15 is driven by the motor 9, so that the mixing plate 19 continuously stirs asphalt, the spiral mixing plate 19 can turn the asphalt at the bottom to the top, thereby preventing the asphalt from solidifying at the bottom of the mixing barrel 5, and the triangular scraping plate 18 can scrape the asphalt adhered to the inner wall 12 by utilizing an inclined plane while the mixing plate 19 stirs the asphalt, thereby preventing the asphalt from blocking the mixing barrel 5;

As shown in fig. 4, the base 1 is internally connected with a fixed block 20, the fixed block 20 is connected with a sliding rod 21, two ends of the sliding rod 21 are sleeved with springs 22, the sliding rod 21 is connected with a sliding block 23 in a sliding manner, a fixed pin 24 penetrates through the sliding block 23, the sliding block 23 is connected with a first hinge plate 25 through the fixed pin 24, the first hinge plate 25 is rotatably connected with a second hinge plate 26, a connecting rod 27 penetrates through the intersection of the first hinge plate 25 and the second hinge plate 26, a groove is arranged on the first hinge plate 25, one end of the second hinge plate 26 is connected in the groove of the first hinge plate 25, the other end of the second hinge plate is connected with the sliding block 23 through the fixed pin 24, a supporting beam 28 is connected on the connecting rod 27, one end of the spring 22 is fixedly connected with the fixed block 20, the other end of the spring is fixedly connected with the sliding block 23, the supporting beam 28 is connected below the sliding block 2, and the sliding block 2 is pressed down when the stirring barrel 5 is filled, so that the sliding block 23 can be pushed down by the supporting beam 28, and the first hinge plate 25 and the second hinge plate 26 can push the sliding block 23 to two sides and simultaneously compress the springs 22 through the supporting beam 28, and the pressure generated by the filling is buffered by the compression springs 22;

Working principle:

The motor 9 drives the rotation axis 15 to rotate when in operation, so that the stirring plate 19 continuously stirs asphalt, the scraping plate 18 scrapes the adhered asphalt on the inner wall 12 when the stirring plate 19 stirs, the vertical acoustic panel 10 and the horizontal acoustic panel 11 can absorb noise generated when in operation, the enclosed space formed by stacking the vertical acoustic panel 10 and the horizontal acoustic panel 11 can enhance the sound absorbing capacity, thereby effectively reducing noise, and when the asphalt concrete mixer is filled, the stirring barrel 5 downwards presses the movable plate 2, so that the sliding block 23 on the sliding rod 21 slides to two sides, and the spring 22 is compressed while sliding, thereby buffering the downward pressure, and the spring 22 can also absorb the vibration force generated when the asphalt concrete mixer is in operation, thereby reducing noise generated by vibration.

Furthermore, it should be noted that, in the description of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those skilled in the art according to the specific circumstances.

While the foregoing is directed to the preferred embodiments of the present utility model, it will be appreciated by those skilled in the art that various modifications and adaptations can be made without departing from the principles of the present utility model, and such modifications and adaptations are intended to be comprehended within the scope of the present utility model.

Claims

1. A low noise asphalt concrete mixer which is characterized in that: the novel sound-absorbing device comprises a base (1), wherein a movable plate (2) is connected onto the base (1) in a sliding manner, a supporting column (3) is connected onto the movable plate (2), an arc-shaped plate (4) is connected onto the supporting column (3), a mixing barrel (5) is arranged between the two arc-shaped plates (4), an upper end cover (6) is connected onto the mixing barrel (5), a lower end cover (7) is connected onto the lower portion of the mixing barrel (5), a vertical sound-absorbing strip (10) is connected onto the inner portion of the mixing barrel (5), a horizontal sound-absorbing strip (11) is connected onto the vertical sound-absorbing strip (10), and an inner wall (12) is connected onto the horizontal sound-absorbing strip (11);

The upper end cover (6) is connected with the mounting plate (8), the mounting plate (8) is connected with the motor (9), the base (1) is internally connected with the fixed block (20), the fixed block (20) is connected with the sliding rod (21), springs (22) are sleeved at two ends of the sliding rod (21), the sliding rod (21) is connected with the sliding block (23) in a sliding manner, the sliding block (23) is penetrated with the fixing pin (24), the sliding block (23) is connected with the first hinge plate (25) through the fixing pin (24), the first hinge plate (25) is rotationally connected with the second hinge plate (26), a connecting rod (27) is penetrated at the crossing of the first hinge plate (25) and the second hinge plate (26), the connecting rod (27) is connected with the supporting beam (28),

The novel stirring device is characterized in that the output shaft of the motor (9) is connected with a rotating shaft (15), a stirring plate (19) is connected to the rotating shaft (15), a connecting plate (16) is connected to the rotating shaft (15), a connecting ring (17) is connected to the connecting plate (16), and a scraping plate (18) is connected to the connecting ring (17).

2. A low noise asphalt concrete mixer as defined in claim 1, wherein: the first hinge plate (25) is provided with grooves, one end of the second hinge plate (26) is connected in the grooves of the first hinge plate (25), and the other end of the second hinge plate is connected with the sliding block (23) through the fixing pin (24).

3. A low noise asphalt concrete mixer as defined in claim 1, wherein: the vertical sound absorbing plate strips (10) are connected with the horizontal sound absorbing plate strips (11) in a stacking mode, and a sealed square space is formed between the vertical sound absorbing plate strips (10) and the horizontal sound absorbing plate strips (11).

4. A low noise asphalt concrete mixer as defined in claim 1, wherein: a discharge hole (13) is connected below the lower end cover (7), and a valve (14) is connected to the discharge hole (13).

5. A low noise asphalt concrete mixer as defined in claim 1, wherein: one end of the spring (22) is fixedly connected with the fixed block (20), the other end of the spring is fixedly connected to the sliding block (23), and the supporting beam (28) is connected below the movable plate (2).

6. A low noise asphalt concrete mixer as defined in claim 2, wherein: the scraping plate (18) is a triangular lath, the scraping plate (18) is tightly attached to the inner wall (12), and the mixing plate (19) is of a spiral design.