CN217046933U

CN217046933U - Improved powder feeding device for concrete mixer

Info

Publication number: CN217046933U
Application number: CN202122967121.1U
Authority: CN
Inventors: 王光照; 刘红立
Original assignee: Zhengding Hengtong Concrete Co ltd
Current assignee: Zhengding Hengtong Concrete Co ltd
Priority date: 2021-11-30
Filing date: 2021-11-30
Publication date: 2022-07-26
Anticipated expiration: 2031-11-30

Abstract

The utility model belongs to the technical field of concrete mixer, especially, be a modified powder feed arrangement for concrete mixer, when adding the powder to current concrete mixer, can not break up the caking in the powder in advance, be unfavorable for its stirring, the powder bonds the problem of being difficult for clearing away on the inner wall of hopper easily when the feeding in addition, the following scheme of present proposition, it includes the hopper, the hopper internal fixation is provided with the annular box, the fixed motor that is provided with in one side of hopper, the fixed connecting axle that is provided with on the output shaft of motor, the connecting axle rotates and sets up in the annular box, the fixed two cams that are provided with in the outside of connecting axle, two cams all are located the annular box, it is provided with the crown plate to slide in the annular box. The utility model has the advantages of reasonable design, the powder of caking is broken up in advance to the convenience before the feeding and is handled to the convenience is clear away convenient to use to the powder of bonding.

Description

Improved powder feeding device for concrete mixer

Technical Field

The utility model relates to a concrete mixer technical field especially relates to a powder feed arrangement for modified concrete mixer.

Background

A concrete mixer is a machine for mixing cement, gravel aggregate and water into a concrete mixture, mainly comprises a mixing drum, a feeding and discharging mechanism, a water supply system, a prime mover, a transmission mechanism, a frame, a supporting device and the like, and is an indispensable construction machine in modern building engineering.

However, because the powder is easy to agglomerate when being stored for a long time, and the agglomeration in the powder cannot be broken up in advance when the powder is added into the existing concrete mixer, the existing concrete mixer is not beneficial to uniform mixing, and in addition, the powder is easy to adhere to the inner wall of the hopper and is not easy to remove when being fed, an improved powder feeding device for the concrete mixer is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving when present concrete mixer adds the powder, can not break up the caking in the powder in advance, be unfavorable for its stirring, the powder is difficult for the shortcoming of cleaing away on the inner wall of hopper easily in addition when the feeding, and the powder feed arrangement for a modified concrete mixer that provides.

In order to realize the purpose, the utility model adopts the following technical scheme:

an improved powder feeding device for a concrete mixer comprises a hopper, wherein an annular box is fixedly arranged in the hopper, a motor is fixedly arranged on one side of the hopper, a connecting shaft is fixedly arranged on an output shaft of the motor, the connecting shaft is rotatably arranged in the annular box, two cams are fixedly arranged on the outer side of the connecting shaft and are both positioned in the annular box, an annular plate is arranged in the annular box in a sliding manner, the two cams are both in rolling contact with the top side of the annular plate, a spring is fixedly arranged on the bottom side of the annular plate, one end, away from the annular plate, of the spring is fixedly arranged on the inner wall of the bottom side of the annular box, two sliding shafts are fixedly arranged on the bottom side of the annular plate, a plurality of scraping rings are arranged on the inner wall of the hopper in a sliding manner, a fixed shaft is fixedly arranged between the two adjacent scraping rings, the two sliding shafts extend to the lower part of the annular box and are fixedly connected with the scraping rings positioned above the annular box, the outer side of the connecting shaft is fixedly provided with a driving bevel gear, a vertical shaft is arranged in the hopper in a rotating mode, the top end of the vertical shaft is fixedly provided with a driven bevel gear, the driving bevel gear is meshed with the driven bevel gear, and a plurality of stirring shafts are fixedly arranged on the outer side of the vertical shaft.

Preferably, the fixed two inlet pipes that are provided with in top side of hopper, all install the closing cap on the inlet pipe.

Preferably, a discharge pipe is fixedly arranged at the bottom side of the hopper, and a valve is arranged on the discharge pipe.

Preferably, the outside of hopper is fixed and is provided with the mounting bracket, the motor is fixed to be set up on the mounting bracket.

Preferably, two sliding holes are formed in the bottom side of the annular box, and the two sliding shafts are arranged in the corresponding sliding holes in a sliding mode.

Preferably, a fixed box is fixedly arranged in the hopper, the connecting shaft and the vertical shaft are rotatably arranged in the fixed box, and the driving bevel gear and the driven bevel gear are both positioned on the inner side of the fixed box.

In the utility model, the improved powder feeding device for the concrete mixer can effectively break up agglomerated powder through the meshing transmission of the motor, the connecting shaft, the vertical shaft, the driving bevel gear and the driven bevel gear and the plurality of stirring shafts, thereby facilitating the stirring treatment after feeding;

in the utility model, the improved powder feeding device for the concrete mixer can conveniently scrape the powder adhered on the inner wall of the hopper through the rolling contact of the motor, the connecting shaft, the two cams and the ring plate, the spring, the two sliding shafts, the plurality of scraping rings and the plurality of fixing shafts, and is convenient to clean the adhered powder and use;

the utility model has the advantages of reasonable design, the powder of caking is broken up the processing in advance to the convenience is clear away the powder that bonds, convenient to use before the feeding.

Drawings

Fig. 1 is a schematic perspective view of an improved powder feeding device for a concrete mixer according to the present invention;

FIG. 2 is a schematic cross-sectional view of an improved powder feeder for concrete mixers according to the present invention;

FIG. 3 is an enlarged view of a portion A of FIG. 2;

fig. 4 is a partially enlarged view of a portion B in fig. 2.

In the figure: 1. a hopper; 2. a feed pipe; 3. sealing the cover; 4. a discharge pipe; 5. a ring case; 6. a motor; 7. A connecting shaft; 8. a cam; 9. a ring plate; 10. a spring; 11. a slide shaft; 12. a scraping ring; 13. a fixing box; 14. a drive bevel gear; 15. a vertical axis; 16. a driven bevel gear; 17. a stirring shaft.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, an improved powder feeding device for a concrete mixer comprises a hopper 1, a ring-shaped box 5 is fixedly arranged in the hopper 1, a motor 6 is fixedly arranged on one side of the hopper 1, a connecting shaft 7 is fixedly arranged on an output shaft of the motor 6, the connecting shaft 7 is rotatably arranged in the ring-shaped box 5, two cams 8 are fixedly arranged on the outer side of the connecting shaft 7, the two cams 8 are both positioned in the ring-shaped box 5, a ring plate 9 is slidably arranged in the ring-shaped box 5, the two cams 8 are both in rolling contact with the top side of the ring plate 9, a spring 10 is fixedly arranged on the bottom side of the ring plate 9, one end of the spring 10, which is far away from the ring plate 9, is fixedly arranged on the inner wall of the ring plate 5, two sliding shafts 11 are fixedly arranged on the bottom side of the ring plate 9, a plurality of scraping rings 12 are slidably arranged on the inner wall of the hopper 1, and a fixed shaft is fixedly arranged between the two adjacent scraping rings 12, the two sliding shafts 11 extend to the lower part of the annular box 5 and are fixedly connected with the scraping ring 12 located above, a driving bevel gear 14 is fixedly arranged on the outer side of the connecting shaft 7, a vertical shaft 15 is rotatably arranged in the hopper 1, a driven bevel gear 16 is fixedly arranged at the top end of the vertical shaft 15, the driving bevel gear 14 is meshed with the driven bevel gear 16, and a plurality of stirring shafts 17 are fixedly arranged on the outer side of the vertical shaft 15.

In this embodiment, the fixed two inlet pipes 2 that are provided with in top side of hopper 1, all install closing cap 3 on the inlet pipe 2, make things convenient for the feeding.

In this embodiment, the bottom side of hopper 1 is fixed and is provided with discharging pipe 4, is provided with the valve on discharging pipe 4, conveniently carries out the ejection of compact.

In this embodiment, the fixed mounting bracket that is provided with in the outside of hopper 1, motor 6 are fixed to be set up on the mounting bracket, conveniently fixed motor 6 that sets up.

In this embodiment, two sliding holes are formed in the bottom side of the ring box 5, and the two sliding shafts 11 are slidably disposed in the corresponding sliding holes, so that the two sliding shafts 11 are conveniently slidably disposed.

In this embodiment, the hopper 1 is internally and fixedly provided with a fixing box 13, the connecting shaft 7 and the vertical shaft 15 are both rotatably arranged in the fixing box 13, and the driving bevel gear 14 and the driven bevel gear 16 are both positioned on the inner side of the fixing box 13, so as to protect the driving bevel gear 14 and the driven bevel gear 16.

In the utility model, when in use, the two sealing covers 3 can be taken down, powder can be put into the hopper 1 through the two feeding pipes, then the motor 6 is driven to drive the connecting shaft 7 to rotate, and further the driving bevel gear 14 and the driven bevel gear 16 are engaged for transmission, so that the vertical shaft 15 drives the stirring shafts 17 to stir and break up the agglomerated powder, and after the agglomerated powder is fully broken up, the valve can be opened to discharge the powder material into the concrete mixer through the discharge pipe 4, and simultaneously the connecting shaft 7 can drive the two cams 8 to rotate, and can be controlled by the rolling contact of the two cams 8 with the ring plate 9, and the elastic deformation of the spring 10, the ring plate 9 can move up and down in a reciprocating way, and then can pass through two sliding shafts 11 and a plurality of fixed shafts, therefore, the plurality of scraping rings 12 can move up and down simultaneously to scrape the powder adhered on the inner wall of the hopper 1.

Claims

1. An improved powder feeding device for a concrete mixer comprises a hopper (1) and is characterized in that a ring-shaped box (5) is fixedly arranged in the hopper (1), a motor (6) is fixedly arranged on one side of the hopper (1), a connecting shaft (7) is fixedly arranged on an output shaft of the motor (6), the connecting shaft (7) is rotatably arranged in the ring-shaped box (5), two cams (8) are fixedly arranged on the outer side of the connecting shaft (7), the two cams (8) are both positioned in the ring-shaped box (5), a ring plate (9) is slidably arranged in the ring-shaped box (5), the two cams (8) are both in rolling contact with the top side of the ring plate (9), a spring (10) is fixedly arranged on the bottom side of the ring plate (9), and one end, far away from the ring plate (9), of the spring (10) is fixedly arranged on the inner wall of the bottom side of the ring-shaped box (5), the material scraping device is characterized in that two sliding shafts (11) are fixedly arranged on the bottom side of the ring plate (9), a plurality of scraping rings (12) are arranged on the inner wall of the hopper (1) in a sliding mode, a fixing shaft is fixedly arranged between every two adjacent scraping rings (12), the two sliding shafts (11) extend to the lower portion of the ring box (5) and are fixedly connected with the scraping rings (12) located above the ring box, a driving bevel gear (14) is fixedly arranged on the outer side of the connecting shaft (7), a vertical shaft (15) is rotatably arranged in the hopper (1), a driven bevel gear (16) is fixedly arranged at the top end of the vertical shaft (15), the driving bevel gear (14) is meshed with the driven bevel gear (16), and a plurality of stirring shafts (17) are fixedly arranged on the outer side of the vertical shaft (15).

2. The improved powder feeding device for the concrete mixer is characterized in that two feeding pipes (2) are fixedly arranged on the top side of the hopper (1), and each feeding pipe (2) is provided with a sealing cover (3).

3. The improved powder feeding device for the concrete mixer is characterized in that a discharging pipe (4) is fixedly arranged at the bottom side of the hopper (1), and a valve is arranged on the discharging pipe (4).

4. The improved powder feeding device for the concrete mixer is characterized in that a mounting frame is fixedly arranged on the outer side of the hopper (1), and the motor (6) is fixedly arranged on the mounting frame.

5. The improved powder feeding device for the concrete mixer as claimed in claim 1, wherein the annular box (5) is provided with two sliding holes at the bottom side, and the two sliding shafts (11) are slidably arranged in the corresponding sliding holes.

6. The improved powder feeding device for the concrete mixer is characterized in that a fixed box (13) is fixedly arranged in the hopper (1), the connecting shaft (7) and the vertical shaft (15) are rotatably arranged in the fixed box (13), and the driving bevel gear (14) and the driven bevel gear (16) are positioned on the inner side of the fixed box (13).