CN219784450U

CN219784450U - Large vertical asphalt concrete mixer

Info

Publication number: CN219784450U
Application number: CN202320910616.7U
Authority: CN
Inventors: 陈世栋; 费干; 黄玉平; 涂莲英; 阮泽丰
Original assignee: Hubei Haoyuan Survey Co ltd
Current assignee: Hubei Haoyuan Survey Co ltd
Priority date: 2023-04-21
Filing date: 2023-04-21
Publication date: 2023-10-03
Anticipated expiration: 2033-04-21

Abstract

The utility model discloses a large-scale vertical asphalt concrete mixer, which relates to the technical field of mixers, and specifically comprises a plurality of supporting frames, wherein the tops of the supporting frames are fixedly connected with a mixing drum, the tops of the mixing drum are sealed through a top cover, the bottoms of the mixing drum are coaxially connected with a discharge drum, and the bottoms of the discharge drum are sealed through an end cover; the top cover is coaxially connected with a second driving shaft, the bottom of the second driving shaft extends to the end cover and is connected with the end cover through a bearing seat, at least three first driving shafts are symmetrically arranged around the second driving shaft, the bottom of each first driving shaft is connected with the stirring barrel through the bearing seat, the first driving shafts and the second driving shafts are connected with the top cover through bearings, and the tops of the first driving shafts and the second driving shafts are connected with the transmission device; a second driving shaft positioned inside the stirring barrel is connected with a helical blade, and a plurality of mounting plates are arranged on the first driving shaft at equal intervals and coaxially. The utility model ensures the mixing quality of asphalt and is convenient for operation during use, thereby improving the practicability of the device.

Description

Large vertical asphalt concrete mixer

Technical Field

The utility model relates to the technical field of mixers, in particular to a large vertical asphalt concrete mixer.

Background

Asphalt concrete is commonly called asphalt concrete, and is prepared by manually selecting mineral aggregate, crushed stone or crushed gravel, stone scraps or sand, mineral powder and the like with certain proportion of road asphalt material and mixing the mineral aggregate, the crushed stone or crushed gravel, the stone scraps or sand, the mineral powder and the like under the strict control condition.

The traditional stirring device is a single-shaft stirring system, and when the stirring device is used, stirring blades or stirring shafts can only stir in a single direction, so that the stirring quality is poor, and the using quality of asphalt concrete is influenced. Therefore, we propose a large-scale vertical asphalt concrete mixer.

Disclosure of Invention

In order to solve the defects in the prior art, the utility model provides a large vertical asphalt concrete mixer.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the large vertical asphalt concrete mixer comprises a plurality of support frames, wherein the tops of the support frames are fixedly connected with mixing drums, the tops of the mixing drums are sealed through a top cover, the bottoms of the mixing drums are coaxially connected with discharge drums, and the bottoms of the discharge drums are sealed through end covers;

the top cover is coaxially connected with a second driving shaft, the bottom of the second driving shaft extends to the end cover and is connected with the end cover through a bearing seat, at least three first driving shafts are symmetrically arranged around the second driving shaft, the bottom of each first driving shaft is connected with the stirring barrel through the bearing seat, the first driving shafts and the second driving shafts are connected with the top cover through bearings, and the tops of the first driving shafts and the second driving shafts are connected with the transmission device;

a second driving shaft positioned in the stirring barrel is connected with a helical blade, a plurality of mounting plates are arranged on the first driving shaft at equal intervals and coaxially, a plurality of mounting seats are arranged on the edge of each mounting plate through bolts, the mounting seats and the axis of the first driving shaft are vertically arranged, and a first connecting arm is vertically connected to one side, far away from the first driving shaft, of each mounting seat;

the end of the first connecting arm extends to the outside of the edge of the mounting seat, the second connecting arm is connected obliquely downwards, an included angle between the second connecting arm and the first connecting arm is an obtuse angle, the bottom of each second connecting arm is connected with a stirring plate, and an acute angle is formed between each stirring plate and the horizontal plane, so that the stirring plates are obliquely downwards arranged towards the direction of the first driving shaft.

Optionally, the transmission device comprises a driving motor, the driving motor is arranged above the top of the top cover, the output end of the driving motor is connected with a reduction gearbox, and the output end of the reduction gearbox is fixedly connected with the top of the second driving shaft;

and the upper ends of the second driving shafts are coaxially connected with a driving gear set, the upper ends of the two first driving shafts are coaxially connected with a driven gear set, and the driven gear set is meshed with the driving gear set.

Optionally, the top of top cap is equipped with the installation case, and the top fastening of installation case has the installation lid, and drive gear train, driven gear train all are located the installation incasement, and reducing gear box fixed connection is at the installation lid top.

Optionally, the bottom of the installation case is fixedly connected with the top of the top cover through symmetrically arranged L-shaped supporting legs.

Optionally, be equipped with the feed inlet on the upper end outer wall of agitator, the feed inlet is at least one and top one end is connected with the lifting machine, and the lifting machine is used for reinforced mixing, is connected with the discharge valve on the lateral wall of discharge cylinder.

Optionally, a fixing flange is coaxially and fixedly connected to the top of the stirring barrel, and the top cover is fastened with the fixing flange through bolts.

Compared with the prior art, the utility model has the advantages that.

When the large vertical asphalt concrete mixer is used, the spiral blades are driven to rotate by the driving motor, and reverse rotation between the stirring plate and the spiral blades can be controlled by the meshing action between the gear sets, so that rapid stirring of asphalt is realized.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model.

Fig. 2 is a schematic view of a part of the structure of the present utility model.

Fig. 3 is a connection diagram of the first connection arm, the mounting plate, and the second connection arm of the present utility model.

In the figure: 1. a mounting base; 2. a first connecting arm; 3. a mounting plate; 4. a second connecting arm; 5. a first drive shaft; 6. a second drive shaft; 7. a helical blade; 8. a stirring plate; 9. a reduction gearbox; 10. a drive gear set; 11. a driving motor; 12. a feed inlet; 13. a driven gear set; 14. a mounting cover; 15. a mounting box; 16. an L-shaped support leg; 17. a top cover; 18. a fixing flange; 19. a stirring barrel; 20. a support frame; 21. a discharge cylinder; 22. an end cap; 23. and a discharging valve.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 3, the present utility model provides a technical solution: the large-scale vertical asphalt concrete mixer comprises a plurality of support frames 20, wherein the tops of the support frames 20 are fixedly connected with a mixing drum 19, the tops of the mixing drums 19 are sealed through a top cover 17, the bottoms of the mixing drums 19 are coaxially connected with a discharge drum 21, and the bottoms of the discharge drums 21 are sealed through an end cover 22;

the top cover 17 is coaxially connected with a second driving shaft 6, the bottom of the second driving shaft 6 extends to the end cover 22 and is connected with the end cover through a bearing seat, at least three first driving shafts 5 are symmetrically arranged around the second driving shaft 6, the bottom of each first driving shaft 5 is connected with a stirring barrel 19 through the bearing seat, the first driving shafts 5 and the second driving shafts 6 are connected with the top cover 17 through bearings, and the tops of the first driving shafts 5 and the second driving shafts 6 are connected with a transmission device;

the second driving shaft 6 positioned in the stirring barrel 19 is connected with a helical blade 7, the first driving shaft 5 is provided with a plurality of mounting plates 3 at equal intervals and coaxially, the edge of each mounting plate 3 is provided with a plurality of mounting seats 1 through bolts, the axes of the mounting seats 1 and the first driving shaft 5 are vertically arranged, and one side of each mounting seat 1 far away from the first driving shaft 5 is vertically connected with a first connecting arm 2;

as shown in fig. 1 and 2, the spiral blade 7 can drive the asphalt in the stirring barrel 19 to rotate, so that the asphalt can be stirred.

The tail end of the first connecting arm 2 extends to the outside of the edge of the mounting seat 1, the second connecting arm 4 is connected obliquely downwards, the included angle between the second connecting arm 4 and the first connecting arm 2 is an obtuse angle, the bottom of each second connecting arm 4 is connected with a stirring plate 8, and an acute angle is formed between each stirring plate 8 and the horizontal plane, so that the stirring plates 8 are obliquely downwards arranged towards the direction of the first driving shaft 5;

as shown in fig. 1 and 2, the inclined arrangement between the stirring plate 8 and the mounting seat 1 can also play a role in stirring and mixing asphalt when the stirring plate rotates, so that the efficiency of processing and stirring is improved, and the processing quality is ensured.

Further, the transmission device comprises a driving motor 11, the driving motor 11 is arranged above the top of the top cover 17, the output end of the driving motor 11 is connected with a reduction gearbox 9, and the output end of the reduction gearbox 9 is fixedly connected with the top of the second driving shaft 6;

the upper ends of the second driving shafts 6 are coaxially connected with a driving gear set 10, the upper ends of the two first driving shafts 5 are coaxially connected with a driven gear set 13, and the driven gear set 13 is meshed with the driving gear set 10;

as shown in fig. 1, the driven gear set 13 and the driving gear set 10 are in a matching relationship, so that the rotation directions of the two first driving shafts 5 and the second driving shaft 6 are opposite, asphalt lifted upwards by the spiral blades 7 can be driven to move downwards by the stirring plates 8 at two sides, stirring of internal asphalt can be realized, and mixing efficiency is effectively improved.

Further, an installation box 15 is arranged at the top of the top cover 17, an installation cover 14 is fastened at the top of the installation box 15, the driving gear set 10 and the driven gear set 13 are both positioned in the installation box 15, and the reduction gearbox 9 is fixedly connected to the top of the installation cover 14;

as shown in fig. 1, the installation box 15 can protect the driving gear set 10 and the driven gear set 13 located inside the installation box, so that the service life of the device can be prolonged, in the practical application process, the first driving shaft, the second driving shaft and the installation box are connected through bearings and shaft seals, lubricating oil is arranged in the installation box, and dry grinding between the driving gear set 10 and the driven gear set 13 is prevented.

Further, the bottom of the installation box 15 is fixedly connected with the top of the top cover 17 through symmetrically arranged L-shaped supporting legs 16;

as shown in fig. 1, the L-shaped leg 16 is provided to greatly enhance the stability of the connection between the mounting box 15 and the top cover 17.

Further, a feeding hole 12 is arranged on the outer wall of the upper end of the stirring barrel 19, at least one feeding hole 12 is arranged, one end of the top is connected with a lifting machine, the lifting machine is used for feeding and mixing, and a discharging valve 23 is connected to the side wall of the discharging barrel 21;

as shown in fig. 1, the arrangement of the feed inlet 12 and the discharge valve 23 facilitates rapid feeding and discharging, and improves the processing efficiency.

Further, a fixing flange 18 is fixedly connected coaxially with the top of the stirring barrel 19, and the top cover 17 is fastened with the fixing flange 18 through bolts.

In summary, when the stirring device is used, raw materials are transported into the stirring barrel 19 through the feed inlet 12, the driving motor 11 is a servo motor and is connected with the control switch through a lead, the driving motor 11 drives the second driving shaft 6 and the spiral blade 7 to rotate, and the stirring plate 8 rotates along the direction opposite to the spiral blade 7 under the meshing action of the driving gear set 10 and the driven gear set 13;

and when mixing stirring, helical blade 7 drives pitch and upwards promotes, and stirring board 8 then drives pitch and moves down, and then has realized the mixed stirring of pitch, and when carrying out the unloading operation, helical blade 7 drive pitch down move can, easy operation just can effectively improve the quality that pitch mixes.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, 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 will be understood in specific cases by those of ordinary skill in the art. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a large-scale vertical asphalt concrete mixer, includes a plurality of support frames (20), its characterized in that: the top of the supporting frame (20) is fixedly connected with a stirring barrel (19), the top of the stirring barrel (19) is sealed through a top cover (17), the bottom of the stirring barrel (19) is coaxially connected with a discharging barrel (21), and the bottom of the discharging barrel (21) is sealed through an end cover (22);

the top cover (17) is coaxially connected with a second driving shaft (6), the bottom of the second driving shaft (6) extends to the end cover (22) and is connected with the end cover through a bearing seat, at least three first driving shafts (5) are symmetrically arranged around the second driving shaft (6), the bottom of each first driving shaft (5) is connected with the stirring barrel (19) through the bearing seat, the first driving shafts (5) and the second driving shafts (6) are connected with the top cover (17) through bearings, and the tops of the first driving shafts (5) and the second driving shafts (6) are connected with a transmission device;

a second driving shaft (6) positioned in the stirring barrel (19) is connected with a helical blade (7), a plurality of mounting plates (3) are arranged on the first driving shaft (5) at equal intervals and coaxially, a plurality of mounting seats (1) are arranged on the edge of each mounting plate (3) through bolts, the axes of the mounting seats (1) and the first driving shaft (5) are vertically arranged, and a first connecting arm (2) is vertically connected to one side, far away from the first driving shaft (5), of each mounting seat (1);

the tail end of the first connecting arm (2) extends to the outside of the edge of the mounting seat (1), the second connecting arm (4) is connected obliquely downwards, an included angle between the second connecting arm (4) and the first connecting arm (2) is an obtuse angle, stirring plates (8) are connected to the bottoms of the second connecting arms (4), an acute angle is formed between each stirring plate (8) and the horizontal plane, and the stirring plates (8) are obliquely downwards arranged towards the direction of the first driving shaft (5).

2. The large-scale vertical asphalt concrete mixer according to claim 1, wherein: the transmission device comprises a driving motor (11), the driving motor (11) is arranged above the top of the top cover (17), the output end of the driving motor (11) is connected with a reduction gearbox (9), and the output end of the reduction gearbox (9) is fixedly connected with the top of the second driving shaft (6);

and the upper ends of the second driving shafts (6) are coaxially connected with a driving gear set (10), the upper ends of the two first driving shafts (5) are coaxially connected with a driven gear set (13), and the driven gear set (13) is meshed with the driving gear set (10).

3. The large-scale vertical asphalt concrete mixer according to claim 2, wherein: the top of top cap (17) is equipped with mounting box (15), and mounting lid (14) are tightly fixed at the top of mounting box (15), and drive gear train (10), driven gear train (13) all are located mounting box (15), and reducing gear box (9) fixed connection is at mounting lid (14) top.

4. A large vertical asphalt concrete mixer according to claim 3, wherein: the bottom of the mounting box (15) is fixedly connected with the top of the top cover (17) through symmetrically arranged L-shaped supporting legs (16).

5. The large-scale vertical asphalt concrete mixer according to claim 1, wherein: the upper end outer wall of the stirring barrel (19) is provided with a feeding hole (12), at least one feeding hole (12) is arranged, one end of the top is connected with a lifting machine, the lifting machine is used for feeding and mixing, and the side wall of the discharging barrel (21) is connected with a discharging valve (23).

6. The large-scale vertical asphalt concrete mixer according to claim 1, wherein: the top of the stirring barrel (19) is coaxially and fixedly connected with a fixing flange (18), and the top cover (17) is fastened with the fixing flange (18) through bolts.