CN213287015U

CN213287015U - Double-horizontal-shaft stirrer

Info

Publication number: CN213287015U
Application number: CN202021528570.5U
Authority: CN
Inventors: 王镜尧; 王学通; 余江; 曹鑫; 钟正全; 齐文正
Original assignee: Chongqing Qinghua Bishan Concrete Co ltd
Current assignee: Chongqing Qinghua Bishan Concrete Co ltd
Priority date: 2020-07-29
Filing date: 2020-07-29
Publication date: 2021-05-28
Anticipated expiration: 2030-07-29

Abstract

The utility model provides a double horizontal shaft mixer, which comprises a mixing box and a crushing box which is fixedly arranged above the mixing box and is used for crushing raw materials, wherein the bottom of the crushing box is connected with a humidifying pipeline and is communicated with the inside of the mixing box through the humidifying pipeline, and a plurality of spray heads used for humidifying are fixedly arranged on the side wall of the humidifying pipeline; the crushing box comprises a first crushing shaft and a second crushing shaft which are rotatably installed in the crushing box, the side wall of the crushing box is connected with a motor frame fixedly installed at the top of the stirring box, an output shaft of the crushing motor is in transmission connection with a driving shaft, the driving shaft is connected with a first driving wheel and a second driving wheel, one end of the first crushing shaft and one end of the second crushing shaft are respectively connected with a first driven wheel and a second driven wheel, the first driving wheel and the second driving wheel are respectively in transmission connection with a first driven wheel and a second driven wheel, and the first crushing shaft and the second crushing shaft are coaxially connected with a crushing shell used for crushing raw materials. The utility model provides a long technical problem of concrete mixing time, produced the technological effect who improves concrete production efficiency.

Description

Double-horizontal-shaft stirrer

Technical Field

The utility model relates to a concrete mixing equipment technical field especially relates to a double horizontal axle mixer.

Background

The common concrete is prepared by mixing sand, stone, cement, coal ash, mineral powder, an additive and water according to a certain proportion; the finer the fly ash is, the better the fineness of the fly ash is, the grade of the fly ash is mainly divided by the fineness, the finest is grade I, the finer the fly ash is, the more rapid and complete the volcanic ash reaction is, so the higher the activity is, and the concrete has higher strength performance.

However, the existing coal ash is not fine enough, and the concrete needs to be stirred for enough time to fully react when being prepared, which affects the production efficiency.

SUMMERY OF THE UTILITY MODEL

To the not enough that exists among the prior art, the utility model provides a double horizontal axle mixer, it has solved the long problem of concrete mixing time that exists among the prior art.

According to the embodiment of the utility model, the double horizontal shaft mixer comprises a mixing box for mixing concrete raw materials and a crushing box fixedly arranged above the mixing box and used for crushing the raw materials, wherein the bottom of the crushing box is connected with a humidifying pipeline and communicated with the inside of the mixing box through the humidifying pipeline, and a plurality of nozzles for humidifying are fixedly arranged on the side wall of the humidifying pipeline; the crushing box comprises a first crushing shaft and a second crushing shaft which are rotatably installed in the crushing box, the side wall of the crushing box is connected with a motor frame fixedly installed at the top of the stirring box, a crushing motor is fixedly installed on the motor frame, an output shaft of the crushing motor is in transmission connection with a driving shaft through a reduction gearbox, the driving shaft is connected with a first driving wheel and a second driving wheel, one end of the first crushing shaft and one end of the second crushing shaft are respectively connected with a first driven wheel and a second driven wheel, the first driving wheel and the second driving wheel are respectively in transmission connection with the first driven wheel and the second driven wheel, and the first crushing shaft and the second crushing shaft are coaxially connected with a crushing shell used for crushing raw materials.

The technical principle of the utility model is that: the first crushing shaft and the second crushing shaft in the crushing box are driven to rotate simultaneously through the crushing motor, the first crushing shaft and the second crushing shaft are respectively and coaxially connected with the crushing shell to crush the coal ash, the crushed coal ash is wetted by the spray head through the humidifying pipeline, the humidity of the coal ash is improved, the coal ash is enabled to quickly fall into the stirring box, and meanwhile, dust diffusion and pollution to a processing environment during crushing the coal ash are prevented; the wet fly ash is more easily attached to other concrete raw materials in the stirring box, so that the stirring efficiency is improved, and further the concrete production efficiency is improved.

Compared with the prior art, the utility model discloses following beneficial effect has: through having adopted broken case to pulverize the buggy ash, the shower nozzle drenches the buggy ash, and the agitator tank is to incasement concrete raw material mixing, and it has solved the long technical problem of concrete mixing time, has produced the technological effect who improves concrete production efficiency.

Drawings

Fig. 1 is a front view of an embodiment of the present invention.

Fig. 2 is a top view of an embodiment of the present invention.

Fig. 3 is a sectional view taken along line a-a of fig. 2.

Fig. 4 is an enlarged view of the region B in fig. 2.

In the above drawings: 1. a stirring box; 2. a crushing box; 3. a humidifying conduit; 4. a motor frame; 5. a crushing motor; 6. a drive shaft; 7. a first drive wheel; 8. a second drive wheel; 9. a first crushing shaft; 10. a first driven wheel; 11. a second crushing shaft; 12. a second driven wheel; 13. crushing the shell; 14. a feeding port; 15. a spray head; 16. a guide block; 17. mounting a plate; 18. a stirring motor; 19. a stirring shaft; 20. a stirring rod; 21. a reinforcing block; 22. and (4) discharging the pipe.

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings and embodiments.

As shown in fig. 1 and fig. 2, an embodiment of the present invention provides a double horizontal shaft mixer, which includes a mixing box 1 for mixing concrete raw materials and a crushing box 2 fixedly installed above the mixing box 1 for crushing raw materials, wherein the bottom of the crushing box 2 is connected with a humidifying pipeline 3 and is communicated with the inside of the mixing box 1 through the humidifying pipeline 3, and a plurality of nozzles 15 for humidifying are fixedly installed on the side wall of the humidifying pipeline 3; the crushing box 2 comprises a first crushing shaft 9 and a second crushing shaft 11 which are rotatably installed in the crushing box 2, the side wall of the crushing box 2 is connected with a motor frame 4 fixedly installed at the top of the stirring box 1, a crushing motor 5 is fixedly installed on the motor frame 4, an output shaft of the crushing motor 5 is in transmission connection with a driving shaft 6 through a reduction gearbox, the driving shaft 6 is connected with a first driving wheel 7 and a second driving wheel 8, one end of the first crushing shaft 9 and one end of the second crushing shaft 11 are respectively connected with a first driven wheel 10 and a second driven wheel 12, the first driving wheel 7 and the second driving wheel 8 are respectively in transmission connection with the first driven wheel 10 and the second driven wheel 12, and the first crushing shaft 9 and the second crushing shaft 11 are coaxially connected with a crushing shell 13 for crushing raw materials; the first crushing shaft 9 and the second crushing shaft 11 are driven to synchronously rotate by one crushing motor 5, so that the fly ash is crushed, and the cost is reduced.

As shown in fig. 2 and 4, the first driving wheel 7 and the first driven wheel 10 are connected by chain transmission using a sprocket, and the second driving wheel 8 and the second driven wheel 12 are gears engaged with each other; the grinding form is optimized by respectively driving the first crushing shaft 9 and the second crushing shaft 11 through gears and chain wheels so that the rotating directions are opposite.

As shown in fig. 2, the surfaces of the first crushing shaft 9 and the second crushing shaft 11 are provided with symmetrical and meshed annular bulges; so that the pulverized fuel ash is rolled more thoroughly.

As shown in fig. 1 and 3, the side wall of the humidifying pipeline 3 is inclined, and the spray head 15 is a spray head and the water spray direction is downward; the fly ash entering the humidifying pipeline 3 is fully humidified, the crushing shell 13 is prevented from being wetted, the fly ash is prevented from being adhered to the surface of the crushing shell 13, and the crushing capacity of the crushing box 2 is improved.

As shown in fig. 3, the stirring box 1 comprises two stirring shafts 19 rotatably installed in the stirring box 1, an installation plate 17 is fixedly installed on the side wall of the stirring box 1, two stirring motors 18 are fixedly installed on the installation plate 17, output shafts of the two stirring motors 18 are respectively in transmission connection with the stirring shafts 19 through reduction boxes, and the stirring shafts 19 are connected with a plurality of stirring rods 20; the concrete is thoroughly stirred by two stirring shafts 19.

In a preferred embodiment, the stirring rods 20 on the two stirring shafts 19 are distributed with relative gaps; the stirring ability of the stirring shaft 19 is improved.

As shown in fig. 1 and fig. 3, a feeding port 14 is formed in the top of the stirring tank 1, a material guiding block 16 for guiding raw materials into the stirring tank 1 is arranged on the side wall of the feeding port 14 of the stirring tank 1, and a discharging pipe 22 is arranged at the bottom of the stirring tank 1; the guiding block 16 guides the rest raw materials to the lower part of the fly ash to accelerate mixing and improve stirring efficiency.

As shown in fig. 3, a plurality of reinforcing blocks 21 for reinforcing the support of the top wall of the stirring box 1 are arranged at the top of the stirring box 1; the supporting capacity of the stirring tank 1 to the crushing tank 2 is enhanced.

The detailed working process of the embodiment is as follows: firstly, adding other raw materials of concrete and water into a stirring box 1 through a feeding port 14, adding a fly ash raw material into a crushing box 2, starting a crushing motor 5, connecting an output shaft of the crushing motor 5 to a reduction gearbox, coaxially connecting an output shaft of the reduction gearbox with a driving shaft 6, driving the driving shaft 6 to rotate, driving a first driving wheel 7 and a second driving wheel 8 on the driving shaft 6 to rotate, driving a first driven wheel 10 to rotate through a chain by the first driving wheel 7, meshing and driving the second driving wheel 8 with a second driven wheel 12, enabling the rotation directions of the first driven wheel 10 and the second driven wheel 12 to be opposite, further enabling the rotation directions of a first crushing shaft 9 and a second crushing shaft 11 to be opposite, enabling crushing shells 13 on the first crushing shaft 9 and the second crushing shaft 11 to rotate oppositely, rolling the fly ash, enabling the crushed fly ash to enter a humidifying pipeline 3, wetting the fly ash by a nozzle 15, rapidly dropping the fly ash into the stirring box 1 to be mixed with the other, the two stirring motors 18 drive the two stirring shafts 19 to rotate through the reduction gearbox, the concrete raw materials in the stirring box 1 are stirred, the discharging pipe 22 is opened after the stirring is finished, and the concrete flows out of the discharging pipe 22, so that the stirring of the concrete is finished.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. The utility model provides a double horizontal axle mixer which characterized in that: the concrete mixer comprises a stirring box (1) for stirring concrete raw materials and a crushing box (2) fixedly arranged above the stirring box (1) and used for crushing the raw materials, wherein the bottom of the crushing box (2) is connected with a humidifying pipeline (3) and is communicated with the inside of the stirring box (1) through the humidifying pipeline (3), and a plurality of spray heads (15) used for humidifying are fixedly arranged on the side wall of the humidifying pipeline (3); broken case (2) are including rotating first broken axle (9) and the broken axle of second (11) of installing in broken case (2), broken case (2) lateral wall is connected and is adorned motor frame (4) at agitator tank (1) top admittedly, adorn broken motor (5) admittedly on motor frame (4), broken motor (5) output shaft passes through reducing gear box transmission and connects driving shaft (6), connect first action wheel (7) and second action wheel (8) on driving shaft (6), first broken axle (9) and the broken axle of second (11) one end are connected first from driving wheel (10) and second respectively and are followed driving wheel (12), first action wheel (7) and second action wheel (8) are connected with first from driving wheel (10) and second from driving wheel (12) transmission respectively, first broken axle (9) and the broken casing (13) that the equal coaxial coupling of the broken raw materials of second broken axle (11) are used for broken raw materials.

2. A double horizontal shaft mixer as defined in claim 1 wherein: the first driving wheel (7) and the first driven wheel (10) are in transmission connection through a chain by using chain wheels, and the second driving wheel (8) and the second driven wheel (12) are gears which are meshed with each other.

3. A double horizontal shaft mixer as defined in claim 2 wherein: the surfaces of the first crushing shaft (9) and the second crushing shaft (11) are provided with symmetrical and meshed annular bulges.

4. A double horizontal shaft mixer as defined in claim 1 wherein: the side wall of the humidifying pipeline (3) is inclined, and the spray head (15) adopts a spray head and the water spraying direction is downward.

5. A double horizontal shaft mixer as defined in claim 1 wherein: the stirring box (1) comprises two stirring shafts (19) which are rotatably installed in the stirring box (1), a mounting plate (17) is fixedly installed on the side wall of the stirring box (1), two stirring motors (18) are fixedly installed on the mounting plate (17), output shafts of the two stirring motors (18) are respectively in transmission connection with the stirring shafts (19) through reduction boxes, and the stirring shafts (19) are connected with a plurality of stirring rods (20).

6. A double horizontal shaft mixer as defined in claim 5 wherein: the stirring rods (20) on the two stirring shafts (19) are distributed in a relative clearance mode.

7. A double horizontal shaft mixer as defined in claim 1 wherein: a feeding hole (14) is formed in the top of the stirring box (1), a material guiding block (16) used for guiding raw materials to enter the stirring box (1) is arranged on the side wall of the feeding hole (14) of the stirring box (1), and a discharging pipe (22) is arranged at the bottom of the stirring box (1).

8. A double horizontal shaft mixer as defined in claim 1 wherein: the top of the stirring box (1) is provided with a plurality of reinforcing blocks (21) for reinforcing the top wall support of the stirring box (1).