CN220946029U

CN220946029U - Steel fiber concrete steel fiber adding device for mixing station

Info

Publication number: CN220946029U
Application number: CN202322699511.4U
Authority: CN
Inventors: 赵琳; 张超
Original assignee: Hengshui Chenxi Building Materials Co ltd
Current assignee: Hengshui Chenxi Building Materials Co ltd
Priority date: 2023-10-09
Filing date: 2023-10-09
Publication date: 2024-05-14
Anticipated expiration: 2033-10-09

Abstract

The utility model relates to the technical field of concrete production and discloses a stirring station steel fiber concrete steel fiber adding device. According to the utility model, the storage bin is utilized to store the concrete steel fibers, under the double mechanical vibrating screens of the coarse screen plate and the fine screen plate in the vibrating screen mechanism in the storage bin, the steel fibers can be subjected to rapid and efficient screening, on one hand, the steel fiber vibrating screens which are formed into blocks by hardening are separated, so that the steel fibers and the concrete can be subjected to full mixing and stirring, on the other hand, the storage bin has good mechanical vibrating screening performance, the manual control intensity can be reduced, and the convenience and the high efficiency of material adding are improved.

Description

Steel fiber concrete steel fiber adding device for mixing station

Technical Field

The utility model relates to the technical field of concrete production, in particular to a steel fiber concrete steel fiber adding device for a mixing station.

Background

The steel fiber concrete is a novel multiphase composite material formed by doping short steel fibers distributed in a random way into common concrete, the steel fibers distributed in a random way can effectively prevent the expansion of microcracks and the formation of macroscopic cracks in the concrete, the tensile, bending resistance, impact resistance and fatigue resistance of the concrete are obviously improved, the steel fiber concrete has better ductility, and in the process of producing and stirring the steel fiber concrete by utilizing a stirring station, the steel fibers are generally required to be added into the concrete by adopting a corresponding adding device for stirring, for example, the prior art shows that: through retrieving, chinese patent net discloses a UHPC mix with steel fiber interpolation device (publication No. CN 216000951U), and such device passes through arch structure, evenly disperses steel fiber for steel fiber can be even spread in the surface position of screen cloth, can further screen equally divide steel fiber through the screen cloth, makes steel fiber can be even add in the concrete mixer, guarantees the mixing quality of ultra-high performance concrete UHPC, avoids steel fiber caking.

However, there are some disadvantages to the steel fiber adding devices adopted in the above-mentioned published patent and the existing market: the combination that this kind adopted arch structure and screen cloth is equally divided to the steel fiber screening, then manual back and forth propelling movement carries out the mode of screening, and its autonomous screening performance is comparatively low, leads to the steel fiber to very easily appear piling up the jam on the one hand, the comparatively slow condition of material loading interpolation efficiency, and on the other hand manual control intensity is higher, is unfavorable for continuous production. To this end, a person skilled in the art provides a mixing station steel fiber concrete steel fiber adding device to solve the problems set forth in the background art above.

Disclosure of utility model

The utility model mainly aims to provide a stirring station steel fiber concrete steel fiber adding device, which can effectively solve the problems of lower filling efficiency and higher labor intensity of the existing concrete steel fiber adding device in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the stirring station steel fiber concrete steel fiber adding device comprises a bin and a feeding hopper, wherein the feeding hopper is arranged at the bottom of a bin body of the bin, a vibrating screen mechanism is arranged in the bin, and a quantitative feeding mechanism is arranged at the bottom of a cone hopper of the feeding hopper;

The vibrating screen mechanism comprises a first screen frame arranged at the upper half part of the bin body and a second screen frame arranged at the lower half part of the bin body, a coarse screen plate is arranged in the frame of the first screen frame, a first vibrating motor is arranged at the edge of the frame of the first screen frame, a fine screen plate is arranged in the frame of the second screen frame, and a second vibrating motor is arranged at the edge of the frame of the second screen frame;

the quantitative feeding mechanism comprises a feeding channel arranged at the bottom of a hopper cone, a first transmission shaft is rotatably connected to the upper half part of a pipeline of the feeding channel, a second transmission shaft is rotatably connected to the lower half part of the pipeline of the feeding channel, a turning paddle is sleeved outside a shaft lever of the first transmission shaft, and a spiral conveying roller is sleeved outside the shaft lever of the second transmission shaft.

As still further aspects of the utility model: the first vibrating spring is symmetrically arranged on the other side of the frame of the first screen frame.

As still further aspects of the utility model: and one side of the frame of the second net frame is symmetrically provided with a second pin shaft connected with the storage bin, and the other side of the frame of the second net frame is symmetrically provided with a second vibrating spring connected with the storage bin.

As still further aspects of the utility model: the first belt pulley is installed to the axostylus axostyle one end of first transmission shaft, the second belt pulley is installed to the axostylus axostyle one end of second transmission shaft, and is connected through the drive belt between first belt pulley and the second belt pulley, the driving motor of fixing on the material loading passageway is installed to the axostylus axostyle other end of second transmission shaft.

As still further aspects of the utility model: the paddle boards of the turning paddles are annularly and symmetrically arranged relative to the axis of the first transmission shaft.

As still further aspects of the utility model: paddles of the spiral conveying roller are symmetrically arranged in positive and reverse directions by taking a central line as a boundary.

As still further aspects of the utility model: and the bottoms of the pipelines of the feeding channels are positioned at the two ends of the pipeline, and the discharging nozzles are arranged at the bottoms of the pipelines.

Compared with the prior art, the utility model has the following beneficial effects:

1. According to the utility model, the storage bin is utilized to store the concrete steel fibers, under the double mechanical vibrating screens of the coarse screen plate and the fine screen plate in the vibrating screen mechanism in the storage bin, the steel fibers can be subjected to rapid and efficient screening, on one hand, the steel fiber vibrating screens which are formed into blocks by hardening are separated, so that the steel fibers and the concrete can be subjected to full mixing and stirring, on the other hand, the storage bin has good mechanical vibrating screening performance, the manual control intensity can be reduced, and the convenience and the high efficiency of material adding are improved.

2. According to the utility model, after the concrete steel fibers are subjected to vibration screening, quantitative feeding by utilizing the quantitative feeding mechanism is beneficial to controlling the adding speed of the steel fibers, so that the steel fibers and the concrete are fully combined and mixed in a stirring station to perform stirring and mixing work, and the condition that a large amount of feeding causes steel fibers to wrap up and agglomerate is avoided.

Drawings

FIG. 1 is a schematic structural view of a steel fiber concrete steel fiber adding device of a mixing plant of the utility model;

FIG. 2 is a schematic diagram of the structure of a vibrating screen mechanism in the stirring station steel fiber concrete steel fiber adding device of the utility model;

fig. 3 is a schematic structural view of a quantitative feeding mechanism in the steel fiber concrete steel fiber adding device of the stirring station.

In the figure: 1. a storage bin; 2. feeding a hopper; 3. a feeding channel; 4. a first pulley; 5. a transmission belt; 6. a second pulley; 7. a discharge pipe orifice; 8. a drive motor; 9. a first frame; 10. a first pin; 11. a first vibration spring; 12. a coarse sieve plate; 13. a first vibration motor; 14. a second frame; 15. a second pin; 16. a second vibration spring; 17. a fine screen plate; 18. a second vibration motor; 19. a first drive shaft; 20. a second drive shaft; 21. turning paddles; 22. spiral conveying rollers.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be 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 will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-3, the stirring station steel fiber concrete steel fiber adding device comprises a bin 1 and a feeding hopper 2, wherein the feeding hopper 2 is arranged at the bottom of a bin body of the bin 1, a vibrating screen mechanism is arranged in the bin 1, the vibrating screen mechanism comprises a first screen frame 9 arranged at the upper half part of the bin body of the bin 1 and a second screen frame 14 arranged at the lower half part of the bin body of the bin 1, a coarse screen plate 12 is arranged in a frame of the first screen frame 9, a first vibrating motor 13 is arranged at the edge of the frame of the first screen frame 9, a first pin shaft 10 connected with the bin 1 is symmetrically arranged at one side of the frame of the first screen frame 9, a first vibrating spring 11 connected with the bin 1 is symmetrically arranged at the other side of the frame of the first screen frame 9, when stirring and mixing steel fiber concrete are carried out by using the stirring station, steel fibers to be fed are arranged in the bin 1, then the first vibrating motor 13 is controlled to work, a transfer transmission of the first screen frame 9 and an elastic supporting plate 12 of the first screen frame 9 is driven by the first pin shaft 10 to vibrate the elastic vibrating screen plate, and the coarse screen plate is driven to vibrate the steel fibers to form a coarse vibrating mechanical vibration structure.

The frame inside of second frame 14 is provided with fine screen 17, and the frame edge of second frame 14 installs second vibrating motor 18, and second frame 14's frame one side is the symmetry form and installs the second round pin axle 15 that links to each other with feed bin 1, and the frame opposite side of second frame 14 is the symmetry form and install the second vibrating spring 16 that links to each other with feed bin 1, when utilizing the stirring station to carry out stirring mixing operation to steel fiber concrete, preliminary screening steel fiber falls onto fine screen 17, then control second vibrating motor 18 work, transfer transmission to second frame 14 and the elastic support of second vibrating spring 16 to second frame 14 at second round pin axle 15 drive fine screen 17 elastic vibration, carry out mechanical vibration screening operation again to the steel fiber, steel fiber shake is completely dispersed.

The quantitative feeding mechanism is mounted at the bottom of the cone hopper of the feeding hopper 2 and comprises a feeding channel 3 mounted at the bottom of the cone hopper of the feeding hopper 2, a first transmission shaft 19 is rotatably connected to the upper half part of a pipeline of the feeding channel 3, a second transmission shaft 20 is rotatably connected to the lower half part of the pipeline of the feeding channel 3, a first belt pulley 4 is mounted at one end of a shaft lever of the first transmission shaft 19, a second belt pulley 6 is mounted at one end of a shaft lever of the second transmission shaft 20, the first belt pulley 4 is connected with the second belt pulley 6 through a transmission belt 5, a transmission motor 8 fixed on the feeding channel 3 is mounted at the other end of the shaft lever of the second transmission shaft 20, steel fibers subjected to vibration screening fall into the feeding hopper 2 in the stirring and mixing process of steel fiber concrete by using a stirring station, the transmission motor 8 is controlled to work, the first transmission shaft 19 and the second transmission shaft 20 are synchronously rotated by using the transmission combination of the first belt pulley 4, the second belt pulley 6 and the transmission belt 5, corresponding components are controlled to run, and quantitative feeding work is performed on the steel fibers.

The outer cover of the shaft lever of the first transmission shaft 19 is provided with a turning paddle 21, the paddle boards of the turning paddle 21 are in annular symmetrical arrangement relative to the shaft center of the first transmission shaft 19, when the stirring station is utilized to stir and mix steel fiber concrete, the first transmission shaft 19 rotates and drives the turning paddle 21 to rotate, and the steel fibers in the feeding hopper 2 are quantitatively turned and discharged into the feeding channel 3 by utilizing the circulating turning of the turning paddle 21, so that quantitative material buffering work is carried out on the steel fibers.

The outer cover of axostylus axostyle of second transmission shaft 20 is equipped with screw conveying roller 22, screw conveying roller's 22 paddle is positive with the central line as the world, the reverse phase symmetry arranges, the pipeline bottom of material loading passageway 3 is located both ends position department and has all been offered and unloaded mouth of pipe 7, when utilizing the stirring station to stir the mixing process to steel fiber concrete, second transmission shaft 20 rotates, drive screw conveying roller 22 and rotate, utilize it to be positive, reverse phase symmetry arranges's paddle, promote the steel fiber in the material loading passageway 3 to be the spiral conveying of symmetry form, discharge through unloading mouth of pipe 7 ration, mix with the concrete, add in the stirring station jointly and stir the work, avoid a large amount of material loading to lead to the condition that steel fiber parcel becomes the group.

The working principle of the utility model is as follows: when the stirring station is used for stirring and mixing steel fiber concrete, steel fibers to be fed are placed in the storage bin 1, then the first vibrating motor 13 is controlled to work, under the transfer transmission of the first net frame 9 by the first pin shaft 10 and the elastic support of the first vibrating spring 11 to the first net frame 9, the coarse screen plate 12 is driven to elastically vibrate, the steel fibers are subjected to primary mechanical vibration screening work, the steel fibers which are formed into blocks are subjected to shaking and dispersing, the primary screening steel fibers fall onto the fine screen plate 17, then the second vibrating motor 18 is controlled to work, the fine screen plate 17 is driven to elastically vibrate under the elastic support of the second net frame 14 by the second pin shaft 15, the steel fibers are subjected to mechanical vibration screening work again by the second vibrating spring 16, the steel fibers after vibration screening fall into the upper hopper 2, then the driving motor 8 is controlled to work, the first transmission shaft 19 and the second transmission shaft 20 are driven to synchronously rotate by the aid of the first belt pulley 4 and the second belt pulley 6, and the first transmission shaft 19 is driven to rotate, and simultaneously the screw propeller blades 21 are driven to rotate symmetrically and quantitatively rotate, the screw blades 21 are driven to be discharged into the material mixing station, and the material is quantitatively discharged from the material mixing station by the screw drum 2, and the screw blades are driven to rotate in a material mixing and quantitatively and evenly and quantitatively and are discharged by the screw material mixing mode, and the material is discharged and conveyed into the material mixing station by the screw to the material mixing station by the screw and the screw 4.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The stirring station steel fiber concrete steel fiber adding device comprises a bin (1) and a feeding hopper (2), and is characterized in that the feeding hopper (2) is arranged at the bottom of a bin body of the bin (1), a vibrating screen mechanism is arranged in the bin (1), and a quantitative feeding mechanism is arranged at the bottom of a cone hopper of the feeding hopper (2);

The vibrating screen mechanism comprises a first screen frame (9) arranged on the upper half part of a bin body of the bin (1) and a second screen frame (14) arranged on the lower half part of the bin body of the bin (1), wherein a coarse screen plate (12) is arranged inside a frame of the first screen frame (9), a first vibrating motor (13) is arranged at the edge of the frame of the first screen frame (9), a fine screen plate (17) is arranged inside the frame of the second screen frame (14), and a second vibrating motor (18) is arranged at the edge of the frame of the second screen frame (14);

The quantitative feeding mechanism comprises a feeding channel (3) arranged at the bottom of a conical hopper of an upper hopper (2), a first transmission shaft (19) is rotatably connected to the upper half part of a pipeline of the feeding channel (3), a second transmission shaft (20) is rotatably connected to the lower half part of the pipeline of the feeding channel (3), a turning paddle (21) is sleeved outside a shaft lever of the first transmission shaft (19), and a spiral conveying roller (22) is sleeved outside the shaft lever of the second transmission shaft (20).

2. The mixing plant steel fiber concrete steel fiber adding device according to claim 1, characterized in that a first pin shaft (10) connected with the silo (1) is symmetrically arranged on one side of the frame of the first net frame (9), and a first vibrating spring (11) connected with the silo (1) is symmetrically arranged on the other side of the frame of the first net frame (9).

3. The mixing plant steel fiber concrete steel fiber adding device according to claim 1, wherein a second pin shaft (15) connected with the silo (1) is symmetrically arranged on one side of the frame of the second net frame (14), and a second vibrating spring (16) connected with the silo (1) is symmetrically arranged on the other side of the frame of the second net frame (14).

4. The mixing station steel fiber concrete steel fiber adding device according to claim 1, wherein a first belt pulley (4) is installed at one end of a shaft rod of the first transmission shaft (19), a second belt pulley (6) is installed at one end of a shaft rod of the second transmission shaft (20), the first belt pulley (4) and the second belt pulley (6) are connected through a transmission belt (5), and a transmission motor (8) fixed on the feeding channel (3) is installed at the other end of the shaft rod of the second transmission shaft (20).

5. The stirring station steel fiber concrete steel fiber adding device according to claim 1, wherein the paddles of the turning paddles (21) are arranged in annular symmetry with respect to the axis of the first transmission shaft (19).

6. The mixing plant steel fiber concrete steel fiber adding device according to claim 1, wherein the paddles of the screw conveyor rollers (22) are symmetrically arranged in positive and negative directions with respect to a center line.

7. The stirring station steel fiber concrete steel fiber adding device according to claim 1, wherein the bottom of the pipeline of the feeding channel (3) is provided with discharging nozzles (7) at two end positions.