CN216372773U - Concrete apparatus for producing for construction - Google Patents

Abstract

The utility model discloses a concrete production device for building construction, which comprises a top cover, wherein a driving wheel is fixedly arranged at the top end of the top cover, a first rotating shaft is fixedly arranged at the bottom end of the top cover, a paddle board is fixedly arranged on the first rotating shaft, an outer shell is fixedly arranged below the top cover, and a baffle ring is fixedly arranged at the top end of the outer shell; the inside pivot that is equipped with of vertical barrel of placing, be equipped with the paddle board in the pivot, be provided with the paddle on the paddle board, paddle board accessible pivot drives the rotation, reach the stirring effect, the paddle shell is through the inside transmission shaft drive of pivot, further improve the stirring effect, still be equipped with another a set of pivot in the below of pivot simultaneously, two sets of pivot rotation opposite direction, make the upper and lower floor concrete repeated melt and stir, still set up a set of inner shell simultaneously inside the barrel, the inner shell is also rotatable, further promote the stirring effect, the rotatable subassembly of multiunit, the simultaneous working, shorten the churning time that thoughtlessly congeals.

Description

Concrete apparatus for producing for construction

Technical Field

The utility model relates to the technical field of concrete production, in particular to a concrete production device for building construction.

Background

Concrete, concrete for short: refers to the general name of engineering composite materials formed by cementing aggregate into a whole by cementing materials. The term concrete generally refers to cement as the cementing material and sand and stone as the aggregate; the cement concrete, also called ordinary concrete, is widely used in civil engineering.

The concrete is one of indispensable materials in modern building engineering, so that the stirring work is particularly important, the stirring devices on the market at present drive the internal concrete raw materials to move by utilizing the rolling of the cylinder body, and the stirring effect is achieved.

Therefore, a concrete production device for building construction is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a concrete production device for building construction, which can quickly and uniformly stir concrete materials to produce concrete, and solves the problems that the stirring devices on the market at present use a barrel to roll to drive internal concrete raw materials to move so as to achieve the stirring effect, and the stirring method cannot achieve the quick stirring effect because the crossed shafts in the barrel drive too many materials, often cannot achieve uniform stirring, and needs a long-time barrel to roll so as to uniformly stir, thereby prolonging the production time.

In order to achieve the purpose, the utility model provides the following technical scheme: a concrete production device for building construction comprises a top cover, wherein a driving wheel is fixedly mounted at the top end of the top cover, a first rotating shaft is fixedly mounted at the bottom end of the top cover, a paddle board is fixedly mounted on the first rotating shaft, an outer shell is fixedly mounted below the top cover, a baffle ring is fixedly mounted at the top end of the outer shell and plays a role in protecting the outer shell, a circular through groove is formed in the first rotating shaft, an inner shaft is fixedly mounted in the circular through groove, a first synchronous pulley is fixedly mounted on the inner shaft, a paddle is fixedly mounted at the bottom end of the paddle board, a connecting ring is fixedly mounted at the bottom end of the first rotating shaft, a second synchronous pulley is fixedly mounted at the top end of the paddle, a motor is fixedly mounted at the top end of the inner shaft, a first gear is fixedly mounted at the bottom end of the inner shaft, and a second gear is fixedly mounted at the right lower part of the first gear, the utility model discloses a motor, including go-between, first synchronous pulley, first spacing wheel, motor and external power source electric connection, the below fixed mounting of go-between has the second pivot, the inside fixed mounting in top of second pivot has the third gear, fixed mounting has the hold-in range on the first synchronous pulley, the upper right end fixed mounting of first synchronous pulley has first spacing wheel, the right side fixed mounting of first spacing wheel has the spacing wheel of second, motor and external power source electric connection.

By adopting the technical scheme, the transmission wheel is fixedly connected with the first rotating shaft, the first rotating shaft and the paddle board are driven to rotate through the driving of the external motor, the effect of stirring concrete raw materials is achieved, the built-in motor is arranged inside the transmission wheel, the inner shaft is arranged inside the first rotating shaft, the inner shaft is driven by the motor to rotate, the synchronous belts are connected with the second synchronous belts through a plurality of groups of first synchronous belt wheels arranged on the inner shaft, the effect of driving the paddle to rotate is achieved, the stirring effect of the stirring paddle is further improved, the first gear is arranged at the bottom end of the inner shaft, the first gear drives the third gear to rotate reversely through the two groups of second gears, so as to drive the second rotating shaft to rotate, the second rotating shaft can be driven to be kept to overturn with the first rotating shaft through controlling the built-in motor, and concrete aggregates between the upper layer and the lower layer inside the outer shell are mixed more uniformly.

Preferably, the paddle boards are provided with a plurality of groups, wherein the plurality of groups of paddle boards are arranged on the first rotating shaft, the other plurality of groups of paddle boards are arranged on the second rotating shaft, and every four groups of paddle boards are positioned on the same horizontal line.

Through adopting above-mentioned technical scheme, first pivot and second pivot are all rotatable to drive the paddle board of installing on its surface respectively and rotate, reach the effect of the inside concrete aggregate of agitator tank body, do not have four groups paddle boards to be located same water flat line, make things convenient for paddle rotation on the inside pivot drive paddle board.

Preferably, the bottom end of each group of paddle boards is provided with a plurality of groups of paddles, each group of paddles is rotatably connected with the paddle boards, and the top end of each group of paddles is correspondingly provided with a group of second synchronous belt pulleys.

Through adopting above-mentioned technical scheme, utilize second synchronous pulley, accessible hold-in range drive paddle rotates for the paddle board is when stirring concrete aggregate, and the paddle further promotes the stirring effect, in order to reach the effect of rapid mixing.

Preferably, the first synchronous pulleys are provided with a plurality of groups, the plurality of groups of first synchronous pulleys are all installed on the inner shaft, a group of synchronous belts are correspondingly arranged on each group of first synchronous pulleys, each group of first synchronous pulleys are correspondingly located on the same horizontal line with four groups of paddles, a group of through grooves are formed in each group of paddles, a plurality of groups of second synchronous pulleys are correspondingly arranged in each group of through grooves, and each group of second synchronous pulleys in the four groups of through grooves are connected through a group of synchronous belt in a transmission manner.

Through adopting above-mentioned technical scheme, during interior rotation, through first synchronous pulley, second synchronous pulley and hold-in range, the paddle that the drive is located same water flat line with first synchronous pulley rotates, hoisting device stirring effect shortens the churning time.

Preferably, four groups of first limiting wheels are correspondingly arranged on the periphery of each group of first synchronous belt wheels, and two groups of second limiting wheels are correspondingly arranged at the joint of each group of paddle boards and the first rotating shaft.

Through adopting above-mentioned technical scheme, utilize four first spacing wheels of group for the laminating of hold-in range and first synchronous pulley increases the frictional force between first synchronous pulley and the hold-in range, utilizes four spacing wheels of group second, makes the hold-in range be connected more smoothly with second synchronous pulley, reaches better drive effect.

Preferably, the first gear is connected with the motor through an inner shaft in a transmission manner, the second gears are provided with two groups, the two groups of second gears are respectively arranged at the left end and the right end of the first gear, the two groups of second gears are respectively connected with the first gear through meshing, the third gear is connected with the two groups of second gears through meshing, and the second rotating shaft and the third gear are fixed through welding.

Through adopting above-mentioned technical scheme, first gear drive two sets of second gear rotations, and two sets of second gear can drive the third gear rotation for the third gear and the reversal of first gear, the third gear can drive the rotation of second pivot, and the built-in rotation direction of accessible control, and then the rotation direction of control second pivot makes it and first pivot syntropy or antiport.

Preferably, the transmission wheel is rotatably connected with the top cover, the transmission wheel is fixedly welded with the first rotating shaft, the motor is installed inside the transmission wheel, and the transmission wheel is in transmission connection with an external motor through a belt.

Through adopting above-mentioned technical scheme, utilize outside motor drive wheel to rotate, can drive first pivot and rotate, reach the effect of stirring concrete aggregate, because the internal motor is installed inside the drive wheel, the internal shaft rotation of internal motor drive can not receive drive wheel and first pivot influence.

Preferably, an inner shell is fixedly installed inside the outer shell, and the inner shell is connected with the outer shell in a rotating mode.

Through adopting above-mentioned technical scheme, inner shell and shell body can rotate respectively, and when the inner shell rotated, can make the concrete aggregate of placing in it homogeneous mixing.

Preferably, the opening has been seted up on the bottom left side of shell body, fixed mounting has a set of belt pulley in the opening, the belt pulley is installed on the inner shell, the left side fixed mounting of inner shell has the backing sheet, both sides are connected the upper and lower both sides of opening respectively about the backing sheet, increase the stability of shell body through the backing sheet, guarantee its rigidity.

Through adopting above-mentioned technical scheme, set up the belt at the opening part, rotate through outside motor drive inner shell for place the concrete aggregate homogeneous mixing in it, further promote the stirring effect.

Preferably, the second rotating shaft is installed in the inner shell, and the second rotating shaft is rotatably connected with the inner shell.

Through adopting above-mentioned technical scheme, when two sets of second gears drive second gear revolve, the second pivot can rotate, because rotate between second pivot and the inner shell and be connected, the rotation of second pivot can not influence the inner shell for reduce stirring effect.

Compared with the prior art, the utility model has the beneficial effects that: traditional concrete device by bus, the majority is the tube structure of binding off, through rotatory barrel, reach the effect of stirring concrete material, the unable quick even stirring concrete of this kind of method, reach the effect of producing the concrete, in this device, the inside pivot that is equipped with of the barrel of vertical placement, be equipped with the paddle in the pivot, be provided with the paddle on the paddle, paddle accessible pivot drives the rotation, reach stirring effect, the paddle shell is through the inside transmission shaft drive of pivot, further improve stirring effect, still be equipped with another set of pivot in the below of pivot simultaneously, two sets of pivots rotate opposite direction, make upper and lower floor concrete repeated melt and stir, still set up a set of inner shell in the barrel inside simultaneously, the inner shell also can rotate, further promote stirring effect, the rotatable subassembly of multiunit, simultaneous working, shorten the churning time of concrete.

Drawings

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

FIG. 2 is a schematic view of a first rotating shaft structure according to the present invention;

FIG. 3 is a schematic view of a blade configuration of the present invention;

FIG. 4 is a schematic view of the internal structure of the first rotating shaft according to the present invention;

fig. 5 is a cross-sectional view of a first rotary shaft of the present invention.

In the figure: 1. a top cover; 2. a driving wheel; 3. a first rotating shaft; 4. a paddle board; 5. a baffle ring; 6. an outer housing; 7. an opening; 8. an inner shell; 9. a support sheet; 10. a circular through groove; 11. an inner shaft; 12. a first timing pulley; 13. a paddle; 14. a connecting ring; 15. a second timing pulley; 16. a built-in motor; 17. a first gear; 18. a second gear; 19. a second rotating shaft; 20. a third gear; 21. a synchronous belt; 22. a first limit wheel; 23. a second limiting wheel.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 5, the present invention provides a concrete production apparatus for building construction, comprising: a concrete production device for building construction is disclosed, as shown in fig. 1 to 5, comprising a top cover 1, a driving wheel 2 is fixedly installed at the top end of the top cover 1, a first rotating shaft 3 is fixedly installed at the bottom end of the top cover 1, a paddle board 4 is fixedly installed on the first rotating shaft 3, an outer shell 6 is fixedly installed below the top cover 1, a baffle ring 5 is fixedly installed at the top end of the outer shell 6, the baffle ring 5 plays a role of protecting the outer shell 6, a circular through groove 10 is opened inside the first rotating shaft 3, an inner shaft 11 is fixedly installed in the circular through groove 10, a first synchronous pulley 12 is fixedly installed on the inner shaft 11, a paddle 13 is fixedly installed at the bottom end of the paddle board 4, a connecting ring 14 is fixedly installed at the bottom end of the first rotating shaft 3, a second synchronous pulley 15 is fixedly installed at the top end of the paddle 13, an internal motor 16 is fixedly installed at the top end of the inner shaft 11, a first gear 17 is fixedly installed at the bottom end of the inner shaft 11, a second gear 18 is fixedly arranged at the lower right part of the first gear 17, a second rotating shaft 19 is fixedly arranged below the connecting ring 14, a third gear 20 is fixedly arranged inside the top end of the second rotating shaft 19, a synchronous belt 21 is fixedly arranged on the first synchronous pulley 12, a first limiting wheel 22 is fixedly arranged at the upper right end of the first synchronous pulley 12, a second limiting wheel 23 is fixedly arranged at the right side of the first limiting wheel 22, the built-in motor 16 is electrically connected with an external power supply, the driving wheel 2 is fixedly connected with the first rotating shaft 3 and is driven by the external motor to drive the first rotating shaft 3 and the paddle board 4 to rotate so as to achieve the effect of stirring the concrete raw materials, the built-in motor 16 is arranged inside the driving wheel 2, an inner shaft 11 is arranged inside the first rotating shaft 3, the built-in motor 16 drives the inner shaft 11 to rotate, and a plurality of groups of the first synchronous pulley 12, the second synchronous pulley 15 and the synchronous belt 21 which are arranged on the inner shaft 11, reach drive paddle 13 pivoted effect, further promote its stirring effect, be provided with first gear 17 in the bottom of inner shaft 11, first gear 17 drives the reversal of third gear 20 through two sets of second gears 18 to drive second pivot 19 and rotate, through controlling built-in motor 16, can drive second pivot 19 and keep with first pivot 3 reversal state, make the concrete aggregate mixture between the inside upper and lower floor of shell body 6 more even.

As shown in fig. 1 and 2, the paddles 4 are provided with a plurality of groups, wherein the plurality of groups of paddles 4 are installed on the first rotating shaft 3, the other plurality of groups of paddles 4 are installed on the second rotating shaft 19, each four groups of paddles 4 are located on the same horizontal line, by adopting the above technical scheme, the first rotating shaft 3 and the second rotating shaft 19 can both rotate to respectively drive the paddles 4 installed on the surfaces thereof to rotate, so as to achieve the effect of stirring the concrete aggregate in the tank body, and the four groups of paddles 4 are not located on the same horizontal line, so that the blades 13 on the paddles 4 can be conveniently driven to rotate by the internal rotating shafts.

As shown in fig. 2 and 3, the bottom end of each group of paddle boards 4 is provided with a plurality of groups of paddles 13, each group of paddles 13 is connected with the paddle board 4 through rotation, the top end of each group of paddles 13 is correspondingly provided with a group of second synchronous belt pulleys 15, by adopting the above technical scheme, the second synchronous belt pulleys 15 are utilized, the paddles 13 can be driven to rotate through the synchronous belt 21, so that when the paddle boards 4 are used for stirring concrete aggregate, the paddles 13 further improve the stirring effect, and the effect of rapid stirring is achieved.

As shown in fig. 2, 4 and 5, the first synchronous pulley 12 is provided with a plurality of groups, the plurality of groups of first synchronous pulleys 12 are all installed on the inner shaft 11, each group of first synchronous pulleys 12 is correspondingly provided with a group of synchronous belts 21, each group of first synchronous pulleys 12 is correspondingly located on the same horizontal line with four groups of paddles 4, a group of through grooves are formed in each group of paddles 4, each group of second synchronous pulleys 15 is correspondingly arranged in each group of through grooves, each group of second synchronous pulleys 15 in the four groups of through grooves are all in transmission connection through a group of synchronous belts 21, when the inner shaft 11 rotates, the first synchronous pulleys 12, the second synchronous pulleys 15 and the synchronous belts 21 are used for driving the paddles 13 located on the same horizontal line with the first synchronous pulleys 12 to rotate, the stirring effect of the device is improved, and the stirring time is shortened.

As shown in fig. 5, four sets of first limit wheels 22 are correspondingly disposed around each set of first synchronous pulley 12, two sets of second limit wheels 23 are correspondingly disposed at the joint of each set of paddle board 4 and the first rotating shaft 3, the four sets of first limit wheels 22 are utilized to attach the synchronous belt 21 to the first synchronous pulley 12, the friction force between the first synchronous pulley 12 and the synchronous belt 21 is increased, the four sets of second limit wheels 23 are utilized to connect the synchronous belt 21 to the second synchronous pulley 15 more smoothly, and a better driving effect is achieved.

As shown in fig. 4, the first gear 17 is in transmission connection with the internal motor 16 through the inner shaft 11, two sets of the second gears 18 are provided, the two sets of the second gears 18 are respectively installed at the left and right ends of the first gear 17, the two sets of the second gears 18 are in meshing connection with the first gear 17, the third gear 20 is in meshing connection with the two sets of the second gears 18, the second rotating shaft 19 is fixed to the third gear 20 by welding, the first gear 17 drives the two sets of the second gears 18 to rotate, the two sets of the second gears 18 can drive the third gear 20 to rotate, so that the third gear 20 and the first gear 17 rotate in a reverse direction, the third gear 20 can drive the second rotating shaft 19 to rotate, and the rotation direction of the second rotating shaft 19 can be controlled by controlling the rotation direction of the inner shaft 11, so that the second rotating shaft 19 and the first rotating shaft 3 rotate in the same direction or in the reverse direction.

As shown in fig. 1, the driving wheel 2 is rotatably connected with the top cover 1, the driving wheel 2 is fixedly welded with the first rotating shaft 3, the built-in motor 16 is installed inside the driving wheel 2, the driving wheel 2 is in transmission connection with an external motor through a belt, the external motor is used for driving the driving wheel 2 to rotate, the first rotating shaft 3 can be driven to rotate, the effect of stirring concrete aggregate is achieved, the built-in motor 16 is installed inside the driving wheel 2, the built-in motor 16 drives the inner shaft 11 to rotate, and the influence of the driving wheel 2 and the first rotating shaft 3 cannot be caused.

As shown in fig. 1, an inner shell 8 is fixedly installed inside an outer shell 6, the inner shell 8 is rotatably connected with the outer shell 6, the inner shell 8 and the outer shell 6 can respectively rotate, when the inner shell 8 rotates, concrete aggregate placed in the inner shell can be uniformly mixed, an opening 7 is formed in the left side of the bottom end of the outer shell 6, a group of belt pulleys are fixedly installed in the opening 7, the belt pulleys are installed on the inner shell 8, a supporting sheet 9 is fixedly installed on the left side of the inner shell 8, the upper side and the lower side of the supporting sheet 9 are connected with the upper side and the lower side of the opening 7, the stability of the outer shell 6 is increased through the supporting sheet 9, the rigidity of the outer shell is ensured, a belt can be arranged at the opening 7, the inner shell 8 is driven to rotate through an external motor, the concrete aggregate placed in the inner shell is uniformly mixed, the stirring effect is further improved, a second rotating shaft 19 is installed in the inner shell 8, and the second rotating shaft 19 is rotatably connected with the inner shell 8, when the two sets of second gears 18 drive the second gears 20 to rotate, the second rotating shaft 19 can rotate, and the rotation of the second rotating shaft 19 cannot influence the inner shell 8 due to the rotating connection between the second rotating shaft 19 and the inner shell 8, so that the stirring effect is reduced.

The utility model provides a concrete apparatus for producing for construction, theory of operation:

the driving wheel 2 is fixedly connected with the first rotating shaft 3 and is driven by an external motor to drive the first rotating shaft 3 and the paddle board 4 to rotate, so that the effect of stirring the concrete raw materials is achieved, and a built-in motor 16 is arranged inside the driving wheel 2, an inner shaft 11 is arranged inside the first rotating shaft 3, the inner shaft motor drives the inner shaft 11 to rotate, the effect of driving the blades 13 to rotate is achieved by connecting the synchronous belts 21 with a plurality of groups of first synchronous belt pulleys 12 and second synchronous belt pulleys 15 which are arranged on the inner shaft 11, the stirring effect is further improved, a first gear 17 is arranged at the bottom end of the inner shaft 11, the first gear 17 drives a third gear 20 to rotate reversely through two groups of second gears 18 so as to drive a second rotating shaft 19 to rotate, and by controlling the built-in motor 16, the second rotating shaft 19 can be driven to keep turning over with the first rotating shaft 3, so that the concrete aggregate between the upper layer and the lower layer inside the outer shell 6 is mixed more uniformly.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (9)

1. The utility model provides a concrete apparatus for producing for construction, includes top cap (1), its characterized in that: the top end of the top cover (1) is fixedly provided with a driving wheel (2), the bottom end of the top cover (1) is fixedly provided with a first rotating shaft (3), the first rotating shaft (3) is fixedly provided with paddles (4), the paddles (4) are provided with a plurality of groups, the paddles (4) of the groups are arranged on the first rotating shaft (3), the paddles (4) of the groups are arranged on a second rotating shaft (19), every four groups of paddles (4) are positioned on the same horizontal line, a circular through groove (10) is formed in the first rotating shaft (3), an inner shaft (11) is fixedly arranged in the circular through groove (10), an outer shell (6) is fixedly arranged below the top cover (1), a first synchronous belt wheel (12) is fixedly arranged on the inner shaft (11), the bottom end of the paddles (4) is fixedly provided with paddles (13), and a connecting ring (14) is fixedly arranged at the bottom end of the first rotating shaft (3), the utility model discloses a propeller, including paddle (13), interior axle (11), bottom fixed mounting, the top fixed mounting of axle (11) has second synchronous pulley (15), the top fixed mounting of axle (11) has built-in motor (16), the bottom fixed mounting of axle (11) has first gear (17), the right side below fixed mounting of first gear (17) has second gear (18), the below fixed mounting of go-between (14) has second pivot (19), the inside fixed mounting in top of second pivot (19) has third gear (20), fixed mounting has hold-in range (21) on first synchronous pulley (12).

2. The concrete producing apparatus for building construction according to claim 1, wherein: the bottom end of each group of paddle boards (4) is provided with a plurality of groups of paddles (13), each group of paddles (13) is rotatably connected with the paddle boards (4), and the top end of each group of paddles (13) is correspondingly provided with a group of second synchronous belt wheels (15).

3. The concrete producing apparatus for building construction according to claim 1, wherein: first synchronous pulley (12) are provided with a plurality of groups altogether, a plurality of groups of first synchronous pulley (12) are all installed on interior axle (11), it is provided with a set of hold-in range (21) to correspond on every group of first synchronous pulley (12), every group of first synchronous pulley (12) correspond and lie in same water flat line with four oar boards (4), a set of logical groove has all been seted up to the inside of every group oar board (4), the logical inslot of every group corresponds and is provided with a plurality of groups of second synchronous pulley (15), every group of the logical inslot of four groups of second synchronous pulley (15) all connect through a set of hold-in range (21) transmission.

4. The concrete producing apparatus for building construction according to claim 1, wherein: the right upper end of the first synchronous belt wheel (12) is fixedly provided with a first limiting wheel (22), the right side of the first limiting wheel (22) is fixedly provided with a second limiting wheel (23), four groups of first limiting wheels (22) are correspondingly arranged on the periphery of each group of first synchronous belt wheels (12), and two groups of second limiting wheels (23) are correspondingly arranged at the joint of each group of paddle boards (4) and the first rotating shaft (3).

5. The concrete producing apparatus for building construction according to claim 1, wherein: the first gear (17) is in transmission connection with the built-in motor (16) through the inner shaft (11), two groups of second gears (18) are arranged, the two groups of second gears (18) are respectively installed at the left end and the right end of the first gear (17), the two groups of second gears (18) are in meshing connection with the first gear (17), the third gear (20) is in meshing connection with the two groups of second gears (18), and the second rotating shaft (19) is fixed with the third gear (20) through welding.

6. The concrete producing apparatus for building construction according to claim 1, wherein: the transmission wheel (2) is rotatably connected with the top cover (1), the transmission wheel (2) is fixedly welded with the first rotating shaft (3), the built-in motor (16) is installed inside the transmission wheel (2), and the transmission wheel (2) is in transmission connection with an external motor through a belt.

7. The concrete producing apparatus for building construction according to claim 1, wherein: the inside fixed mounting of shell body (6) has inner shell (8), lead to between inner shell (8) and the shell body (6) and rotate and be connected.

8. The concrete producing apparatus for building construction according to claim 1, wherein: opening (7) have been seted up on the bottom left side of shell body (6), fixed mounting has a set of belt pulley in opening (7), the belt pulley is installed on inner shell (8).

9. The concrete producing apparatus for building construction according to claim 1, wherein: the second rotating shaft (19) is installed in the inner shell (8), and the second rotating shaft (19) is connected with the inner shell (8) in a rotating mode.

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