Concrete mixer for municipal building
Technical Field
The utility model relates to a mixer field especially relates to a concrete mixer for municipal administration building.
Background
The concrete mixing main machine is divided into forced mixing and gravity mixing according to the mixing mode, the forced mixer is the mainstream used in domestic and foreign mixing stations, and can be used for mixing various concretes with fluidity, semi-dry hardness, dry hardness and the like. The gravity-type stirring main machine is mainly used for stirring the flowable concrete and is rarely used in a stirring station.
Technical problems exist in the prior art.
1. When the original concrete mixer is used and less concrete needs to be mixed, the original mixer has higher power and consumes energy;
2. in addition, in the stirring process, the height of the concrete liquid level leaked by the stirring blades in the stirring barrel is higher, the blades hit the concrete liquid level to cause material splashing, and the stirring efficiency is low.
In order to solve the problem, the application provides a concrete mixer for municipal building.
SUMMERY OF THE UTILITY MODEL
Objects of the invention
For solving the technical problem who exists among the background art, the utility model provides a concrete mixer for municipal building, what have can be energy-conserving stir a small amount of materials, prevent that the material from splashing, stir efficiently.
(II) technical scheme
In order to solve the problems, the utility model provides a concrete mixer for municipal buildings, which comprises a base and a mixing barrel arranged on the base;
the upper surface of the base is fixedly connected with a hydraulic cylinder, a telescopic end of the hydraulic cylinder is hinged with a rotary connecting piece, one end of the rotary connecting piece, which is far away from the hydraulic cylinder, is fixedly connected with a stirring barrel, the upper surface of the base is fixedly connected with a supporting bracket, the supporting bracket is hinged with a fixed bearing, the stirring barrel penetrates through the fixed bearing, the inner wall of the fixed bearing is fixedly connected with the stirring barrel, and the outer side of the fixed bearing is provided with a first motor for driving the stirring barrel to rotate in the fixed bearing;
the utility model discloses a motor, including the motor storehouse, the motor storehouse is seted up to the inside of agitator, the motor storehouse is close to the position department of agitator bottom surface, install the second motor in the motor storehouse, the inside of agitator is equipped with first puddler and second puddler, first puddler run through to in the motor storehouse with the output shaft fixed connection of second motor, fixedly connected with third motor on the inner wall of agitator, the second puddler run through to in the motor storehouse with the output shaft fixed connection of third motor, the pneumatic cylinder first motor the second motor with the third motor all with external power source electric connection.
Preferably, the number of first puddler is two, and two first puddler is located the equal fixedly connected with belt pulley in the outside of one end in the motor storehouse, and two belt pulleys pass through the drive belt transmission.
Preferably, a gear is fixedly connected to an output shaft of the first motor, teeth are formed in the outer side of the stirring barrel, and the teeth on the outer side of the stirring barrel are meshed with the teeth on the gear.
Preferably, the inner wall of the stirring barrel is provided with a bulge at a position far away from the second stirring rod.
Preferably, the flexible end of pneumatic cylinder with two fixed ears are all installed at the top of support bracket, just rotate the connecting piece with all install the pivot on the fixing bearing, and the both ends of pivot all run through the fixed ear of pivot both sides.
Preferably, the first stirring rod and the second stirring rod are the same in shape, and the volume of the first stirring rod is larger than that of the second stirring rod.
The above technical scheme of the utility model has following profitable technological effect:
1. in the use, when less material need be stirred appearing, can rotate the agitator and make the second puddler be in the lowest position, owing to treat that the stirring material is the fluid, so only start the third motor and stir the material to the more energy can be saved has guaranteed can be to more material when stirring, can also be low-power consumption accomplish a small amount of concrete mixing.
2. At the in-process of stirring, owing to set up first puddler and second puddler, when the agitator slope, can rotate the agitator, adjust the highest point in the agitator with the second puddler, stir the material this moment, can make stirring vane's the part that spills can not be too much as far as, and the material that spatters flies is less to work efficiency is with high.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a mixing tank of the present invention;
FIG. 3 is a cross-sectional view of the mixing tank of the present invention;
fig. 4 is a schematic view of the second stirring rod of the present invention when the height is low.
Fig. 5 is a schematic view of the second stirring rod of the present invention when the height is high.
Reference numerals:
1. a base; 11. a hydraulic cylinder; 12. rotating the connecting piece; 13. a support bracket; 14. fixing the bearing; 15. a first motor; 16. a gear; 2. a stirring barrel; 21. a motor compartment; 22. a second motor; 23. a first stirring rod; 24. a third motor; 25. a second stirring rod; 26. a belt pulley; 27. a drive belt.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1-5, the utility model provides a concrete mixer for municipal construction, which comprises a base 1 and a mixing barrel 2 arranged on the base 1;
the upper surface of the base 1 is fixedly connected with a hydraulic cylinder 11, a telescopic end of the hydraulic cylinder 11 is hinged with a rotary connecting piece 12, one end, far away from the hydraulic cylinder 11, of the rotary connecting piece 12 is fixedly connected with a stirring barrel 2, the upper surface of the base 1 is fixedly connected with a supporting bracket 13, the supporting bracket 13 is hinged with a fixed bearing 14, the stirring barrel 2 penetrates through the fixed bearing 14, the inner wall of the fixed bearing 14 is fixedly connected with the stirring barrel 2, and the outer side of the fixed bearing 14 is provided with a first motor 15 for driving the stirring barrel 2 to rotate in the fixed bearing 14;
the inside of agitator 2 has been close to the position department of 2 bottom surfaces of agitator and has been seted up motor storehouse 21, install second motor 22 in the motor storehouse 21, the inside of agitator 2 is equipped with first puddler 23 and second puddler 25, first puddler 23 runs through to motor storehouse 21 in with the output shaft fixed connection of second motor 22, fixedly connected with third motor 24 on the inner wall of agitator 2, second puddler 25 runs through to motor storehouse 21 in with the output shaft fixed connection of third motor 24, pneumatic cylinder 11, first motor 15, second motor 22 and third motor 24 all with external power source electric connection.
In the embodiment, the type of the hydraulic cylinder 11 is JS1000, and the expansion and contraction of the hydraulic cylinder 11 can drive the lifting of one end of the stirring barrel 2;
in this embodiment, the model of the first motor 15 is QABP80M2B, and the output shaft of the first motor 15 may drive the stirring barrel 2 to rotate through the gear 16;
in this embodiment, the model of the second motor 22 is TL4060-550W-300S3-M1, and the output shaft of the second motor 22 can drive the first stirring rod 23 to rotate to stir the materials in the stirring barrel 2;
in this embodiment, the third motor 24 is TVGH80M2-4, and the third motor 24 can drive the second stirring rod 25 to rotate.
The utility model discloses in, with pneumatic cylinder 11 before the use earlier, first motor 15, second motor 22 and third motor 24 switch on external power supply, then by adding the concrete material in to agitator 2, in the stirring process, second motor 22 drives first puddler 23 and second puddler 25 rotation with third motor 24's output, thereby make first puddler 23 and second puddler 25 stir the material in the agitator 2, after the stirring is accomplished, jack-up the one end of agitator 2 after pneumatic cylinder 11 extends, thereby the material is discharged by the opening of agitator 2.
As an example, the rotary connecting member 12 may be a bearing, and the inner wall of the rotary connecting member 12 is fixedly connected to the stirring barrel 2, and two rotating shafts are mounted on the outer wall of the rotary connecting member 12, and both ends of the rotating shafts penetrate through fixing lugs on the telescopic end of the hydraulic cylinder 11.
As an example, the first stirring rod 23 and the second stirring rod 25 are sealed by mechanical sealing parts through the motor chamber 21 to prevent concrete from leaking.
As shown in fig. 2, the number of the first stirring rods 23 is two, and belt pulleys 26 are fixedly connected to the outer sides of the two first stirring rods 23 at one end in the motor chamber 21, and the two belt pulleys 26 are driven by a driving belt 27.
It should be noted that when the output shaft of the second motor 22 drives the first stirring rod 23 to rotate, the belt pulley 26 is engaged with the driving belt 27 to drive the other first stirring rod 23 to rotate.
As shown in fig. 1, a gear 16 is fixedly connected to an output shaft of the first motor 15, teeth are formed on an outer side of the agitator 2, and the teeth on the outer side of the agitator 2 are engaged with the teeth on the gear 16.
It should be noted that, in the use process, the output shaft of the first motor 15 drives the gear 16 to rotate, and then the stirring barrel 2 can be driven to rotate.
As shown in fig. 3, the inner wall of the agitating barrel 2 has a projection at a position away from the second agitating bar 25.
It should be noted that, because two first stirring rods 23 and one second stirring rod 25 are in the circular stirring barrel 2, the positions of the two first stirring rods 23 far away from the second stirring rod 25 cannot be stirred, so that the above situation can be avoided by providing the protrusions.
As shown in fig. 1, two fixing lugs are mounted at the top of the telescopic end of the hydraulic cylinder 11 and the top of the supporting bracket 13, a rotating shaft is mounted on the rotating connecting piece 12 and the fixing bearing 14, and two ends of the rotating shaft penetrate through the fixing lugs at two sides of the rotating shaft.
It should be noted that, the design that the two ends of the rotating shaft penetrate through the fixing lugs can make the rotating connecting piece 12 and the fixing bearing 14 not to be separated from the fixing lugs, and can rotate on the fixing lugs.
As shown in fig. 2, the first stirring rod 23 and the second stirring rod 25 have the same shape, and the volume of the first stirring rod 23 is larger than that of the second stirring rod 25.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.