CN211030634U

CN211030634U - Compounding device is used in concrete production

Info

Publication number: CN211030634U
Application number: CN201921626906.9U
Authority: CN
Inventors: 李晓民; 薛孝海
Original assignee: Tianjin Tonglian Concrete Mixing Co ltd
Current assignee: Tianjin Tonglian Concrete Mixing Co ltd
Priority date: 2019-09-25
Filing date: 2019-09-25
Publication date: 2020-07-17
Anticipated expiration: 2029-09-25

Abstract

The utility model relates to the technical field of concrete production equipment, in particular to a mixing device for concrete production, which comprises a mixing cylinder, a cylinder cover and a driving mechanism for driving the cylinder cover to rotate; the cylinder cover is provided with a stirring mechanism, the stirring mechanism comprises a first motor, a first rotating shaft and two second rotating shafts, an output shaft of the first motor is coaxially connected with the first rotating shaft, and a first stirring assembly is arranged on the first rotating shaft; the second rotating shaft is rotatably connected to the cylinder cover, and a second stirring assembly is mounted on the second rotating shaft; the first rotating shaft is coaxially connected with a first gear, the second rotating shaft is coaxially connected with a second gear, and the first gear is meshed with the second gear. When mixing materials, the first stirring component and the second stirring component are used for mixing and stirring the concrete in the mixing cylinder; and meanwhile, the driving mechanism is matched to drive the second stirring assembly to stir circumferentially through the cylinder cover, so that raw materials of all parts in the concrete are quickly and uniformly mixed under the action of multiple stirring.

Description

Compounding device is used in concrete production

Technical Field

The utility model relates to a concrete production equipment technical field especially relates to a compounding device is used in concrete production.

Background

The concrete is artificial stone which is prepared by taking cement as a main cementing material, mixing with water, sand and stones according to a proper proportion, uniformly stirring, compacting, forming, maintaining and hardening.

The utility model of Chinese patent publication No. CN204748935U discloses a concrete mixer, which comprises a mixing barrel, wherein a central position in the mixing barrel is provided with a mixing shaft, the top of the mixing shaft is provided with a striker plate, and the bottom of the mixing barrel is provided with a motor; a connecting rod is arranged at the upper part of the stirring shaft, and a scraping plate is fixedly arranged at the tail end of the connecting rod; the upper part of the stirring shaft is also provided with a first-stage stirring blade which is downward inclined, the middle of the stirring shaft is provided with a second-stage stirring blade which is horizontally arranged, the lower part of the stirring shaft is provided with a third-stage stirring blade which is upward inclined; the bottom of the stirring barrel is provided with a discharge hole.

The concrete mixer has the following disadvantages: the motor drive (mixing) shaft stirs the concrete in the agitator, keeps away from the concrete lunch contact (mixing) shaft of (mixing) shaft, therefore the stirring effect that receives is less to each partial raw materials in the concrete of mixed production mixes inhomogeneous problem easily appears.

SUMMERY OF THE UTILITY MODEL

The utility model provides a compounding device is used in concrete production to overcome the concrete mixer among the prior art and mix inhomogeneous problem to the concrete mixing.

In order to achieve the above purpose, the basic scheme of the utility model is as follows: a mixing device for concrete production comprises an open mixing barrel and a support frame for supporting the mixing barrel, wherein the open end of the mixing barrel is rotatably connected with a barrel cover for covering the mixing barrel, and one side of the mixing barrel is provided with a driving mechanism for driving the barrel cover to rotate; the concrete mixer is characterized in that a stirring mechanism for stirring concrete is arranged on the barrel cover, the stirring mechanism comprises a first motor, a first rotating shaft and two second rotating shafts, an output shaft of the first motor is coaxially connected with the first rotating shaft, and a first stirring assembly is arranged on the first rotating shaft; the two second rotating shafts are symmetrically arranged with the first rotating shaft as a symmetric shaft, the second rotating shafts are rotationally connected to the cylinder cover, and the second rotating shafts are provided with second stirring assemblies; the first rotating shaft is coaxially connected with a first gear, the second rotating shaft is coaxially connected with a second gear, and the first gear is meshed with the second gear.

Further, actuating mechanism includes the base and installs the second motor on the base, the second motor is connected with the speed reducer, the output shaft coaxial coupling of speed reducer has the third gear, the outer wall fixed cover of cover is equipped with the ring gear with third gear intermeshing.

Furthermore, the lower end of the cylinder cover is provided with an annular extending part extending towards the horizontal direction, the open end of the mixing cylinder is provided with an annular groove in running fit with the annular extending part, equidistant groove gaps exist between the annular extending part and the inner wall of the annular groove, and a plurality of balls are arranged in the groove gaps and respectively abut against the annular extending part and the inner wall of the annular groove.

Further, first stirring subassembly includes the first stirring rod of being connected with first pivot coaxial, it has helical blade to distribute on the first stirring rod, and helical blade top-down is involute spiral shape.

Further, the second stirring assembly comprises a second stirring rod coaxially connected with the second rotating shaft, a plurality of stirring blades are distributed on the second stirring rod, and the tail ends of the stirring blades are provided with scraping plates which can abut against the inner wall of the mixing barrel.

Compared with the prior art, the scheme has the beneficial effects that: the first motor enables the first stirring assembly to stir the concrete by a first weight through the first rotating shaft; the first gear on the first rotating shaft drives the second rotating shaft to rotate through the second gear, so that the second stirring component on the second rotating shaft performs second stirring on the concrete; the driving mechanism drives the cylinder cover to drive the second stirring assembly to stir circumferentially, so as to stir the concrete in a third way; the concrete in the mixing cylinder can be quickly and uniformly mixed under the action of multiple stirring.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of the structure of the present invention;

fig. 3 is a schematic sectional view of the mixing bowl of fig. 2.

Reference numerals in the drawings of the specification include: mixing barrel 1, support frame 11, annular groove 12, barrel cover 2, gravel feed hopper 21, cement feed hopper 22, gear ring 23, annular extension 24, ball 25, discharge pipe 3, discharge valve 31, sealing cover 32, first motor 4, first rotating shaft 41, first gear 42, second rotating shaft 5, second gear 51, shaft coupling 52, first stirring rod 6, helical blade 61, second stirring rod 7, stirring blade 71, scraping plate 72, base 8, second motor 9, speed reducer 91 and third gear 92.

Detailed Description

The invention will be described in further detail by means of specific embodiments with reference to the accompanying drawings:

example (b):

the utility model provides a compounding device for concrete production, as shown in fig. 1 and 2, including uncovered formula mixing barrel 1 and the support frame 11 that is used for supporting mixing barrel 1, mixing barrel 1's lateral wall has been seted up and has been annotated the liquid mouth, and mixing barrel 1 upper cover has closed cover 2, is equipped with grit feeder hopper 21 and cement feeder hopper 22 on the cover 2, and mixing barrel 1's bottom is connected with row material pipe 3, installs relief valve 31 on row material pipe 3, and row material pipe 3's terminal threaded connection has sealed lid 32.

As shown in fig. 2 and 3, be equipped with the rabbling mechanism that is used for stirring concrete on cover 2, the rabbling mechanism includes first motor 4, first pivot 41 and two second pivot 5, first motor 4 fixed mounting is in the central point at cover 2 top and puts, and the output shaft of first motor 4 rotates and runs through cover 2, first pivot 41 and first motor 4's output shaft coaxial coupling, two second pivot 5 rotate respectively and connect on cover 2, and two second pivot 5 use the straight line at first pivot 41's central line place to set up as mutual symmetry axis. The first shaft 41 is coaxially connected with a first gear 42, the second shaft 5 is coaxially connected with a second gear 51, and the first gear 42 and the second gear 51 are engaged with each other.

As shown in fig. 3, a first stirring assembly is mounted on the first rotating shaft 41, the first stirring assembly includes a first stirring rod 6 coaxially connected to the first rotating shaft 41 through a coupler 52, and helical blades 61 are distributed on the first stirring rod 6, and the helical blades 61 are in an involute spiral shape from top to bottom. The second rotating shaft 5 is provided with a second stirring assembly, the second stirring assembly comprises a second stirring rod 7 which is coaxially connected with the second rotating shaft 5 through a coupler 52, a plurality of stirring blades 71 are distributed on the second stirring rod 7, the tail ends of the stirring blades 71 are provided with scraping plates 72, and the scraping plates 72 can be abutted to the inner wall of the mixing barrel 1.

As shown in fig. 3, the barrel cover 2 is rotatably connected to the open end of the mixing barrel 1, the lower end of the barrel cover 2 is provided with an annular extension portion 24 extending horizontally, the open end of the mixing barrel 1 is provided with an annular groove 12 rotatably matched with the annular extension portion 24, an equidistant groove gap is formed between the annular extension portion 24 and the inner wall of the annular groove 12, a plurality of balls 25 are arranged in the groove gap, and the balls 25 respectively abut against the annular extension portion 24 and the inner wall of the annular groove 12.

As shown in fig. 1 and 2, one side of the mixing cylinder 1 is provided with a driving mechanism for driving the cylinder cover 2 to rotate relative to the mixing cylinder 1; the driving mechanism comprises a base 8 and a second motor 9 installed on the base 8, the second motor 9 is connected with a speed reducer 91, an output shaft of the speed reducer 91 is coaxially connected with a third gear 92, and a gear ring 23 meshed with the third gear 92 is fixedly sleeved on the outer wall of the barrel cover 2.

The specific implementation mode of the scheme is as follows:

during the use, put into mixing barrel 1 with the grit raw materials through grit feeder hopper 21, put into mixing barrel 1 with the cement raw materials through cement feeder hopper 22 to pour into mixing barrel 1 with water through the notes liquid mouth of mixing barrel 1 lateral wall in.

Then, the first motor 4 is started, the output shaft of the first motor 4 drives the helical blade 61 to rotate continuously through the first rotating shaft 41 and the first stirring rod 6, and the helical blade 61 mixes and stirs the sand and stone raw materials, the cement raw materials and the water around the helical blade, so that the fluid concrete is formed in the continuous mixing and stirring process. The first motor 4 drives the first rotating shaft 41 to rotate, the first gear 42 drives the second rotating shaft 5 to rotate through the second gear 51, the second rotating shaft 5 drives the stirring blade 71 to rotate through the second stirring rod 7, and the concrete around the second rotating shaft is further mixed and stirred; in addition, the scraper 72 at the end of the stirring blade 71 can scrape off the concrete adhered to the inner wall of the mixing cylinder 1 during the rotation of the stirring blade, thereby reducing the waste of the concrete.

When starting first motor 4, open second motor 9 in step, second motor 9 passes through speed reducer 91 drive third gear 92 and rotates, third gear 92 drives cover 2 through the ring gear 23 rather than the meshing and rotates for mixing

barrel

1, 2 pivoted in-process of cover drives the second through second pivot 5 and stirs the subassembly and be circular motion, thereby the contact range of the concrete in second stirring subassembly and mixing barrel 1 has been increased, thereby can mix the stirring to the concrete in mixing barrel 1 more effectively, thereby make each part raw materials in the concrete mix evenly fast.

The above description is only an example of the present invention, and the common general knowledge of the known specific structures and characteristics of the embodiments is not described herein. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims

1. The utility model provides a compounding device is used in concrete production which characterized in that: the mixing device comprises an open mixing barrel (1) and a support frame (11) for supporting the mixing barrel (1), wherein the open end of the mixing barrel (1) is rotatably connected with a barrel cover (2) for covering the mixing barrel (1), and one side of the mixing barrel (1) is provided with a driving mechanism for driving the barrel cover (2) to rotate; the concrete mixer is characterized in that a stirring mechanism for stirring concrete is arranged on the barrel cover (2), the stirring mechanism comprises a first motor (4), a first rotating shaft (41) and two second rotating shafts (5), an output shaft of the first motor (4) is coaxially connected with the first rotating shaft (41), and a first stirring assembly is arranged on the first rotating shaft (41); the two second rotating shafts (5) are symmetrically arranged with the first rotating shaft (41) as a symmetry axis, the second rotating shafts (5) are rotatably connected to the cylinder cover (2), and a second stirring assembly is arranged on the second rotating shafts (5); the first rotating shaft (41) is coaxially connected with a first gear (42), the second rotating shaft (5) is coaxially connected with a second gear (51), and the first gear (42) and the second gear (51) are meshed with each other.

2. A mixing device for concrete production according to claim 1, characterized in that: the driving mechanism comprises a base (8) and a second motor (9) installed on the base (8), the second motor (9) is connected with a speed reducer (91), an output shaft of the speed reducer (91) is coaxially connected with a third gear (92), and a gear ring (23) meshed with the third gear (92) is fixedly sleeved on the outer wall of the barrel cover (2).

3. A mixing device for concrete production according to claim 1, characterized in that: the lower extreme of cover (2) is equipped with annular extension (24) that extend to the horizontal direction, the open end of compounding section of thick bamboo (1) is equipped with ring channel (12) with annular extension (24) normal running fit, there is equidistant slot clearance between the inner wall of annular extension (24) and ring channel (12), be equipped with a plurality of balls (25) in the slot clearance, ball (25) offset with annular extension (24) and ring channel (12) inner wall respectively.

4. A mixing device for concrete production according to claim 1, characterized in that: first stirring subassembly include with first pivot (41) coaxial coupling's first stirring rod (6), it has helical blade (61) to distribute on first stirring rod (6), and helical blade (61) top-down is involute spiral shape.

5. A mixing device for concrete production according to claim 1, characterized in that: the second stirring assembly comprises a second stirring rod (7) coaxially connected with a second rotating shaft (5), a plurality of stirring blades (71) are distributed on the second stirring rod (7), the tail ends of the stirring blades (71) are provided with scraping plates (72), and the scraping plates (72) can be abutted to the inner wall of the mixing barrel (1).