阅读说明：本技术 一种建筑施工现场用混凝土混拌设备 (Concrete mixing equipment for construction site ) 是由 白珂 牛亚良 朱磊 靳阳光 冯泽权 于 2021-09-18 设计创作，主要内容包括：本发明公开了一种建筑施工现场用混凝土混拌设备,本发明包括基座和设置在基座上的混拌罐,混拌罐的下端设置有出料口,所述混拌罐内设置有搅拌装置,所述搅拌装置包括中心杆、设置在中心杆上的若干搅拌杆和用于驱动搅拌杆的摆动驱动组件,所述摆动驱动组件包括联动杆、凸轮、第一齿轮和驱动盘,所述联动杆沿中心杆的长度方向滑动设置在中心杆内,驱动盘的表面设置有与第一齿轮相啮合的平面齿带。本发明的混凝土混拌设备的混拌罐在受驱动电机驱动转动时,能够通过联动杆带动铰接在中心杆上的搅拌杆上下摆动,相对于传统搅拌方式,搅拌杆在相对于搅拌罐转动的同时,通过上下摆动增加上下混凝土之间的混拌,使得混凝土的搅拌更加多样,混拌效果更好。(The invention discloses concrete mixing equipment for a building construction site, which comprises a base and a mixing tank arranged on the base, wherein a discharge hole is formed in the lower end of the mixing tank, a stirring device is arranged in the mixing tank, the stirring device comprises a central rod, a plurality of stirring rods arranged on the central rod and a swinging driving assembly used for driving the stirring rods, the swinging driving assembly comprises a linkage rod, a cam, a first gear and a driving disc, the linkage rod is arranged in the central rod in a sliding mode along the length direction of the central rod, and a planar toothed belt meshed with the first gear is arranged on the surface of the driving disc. When the mixing tank of the concrete mixing equipment is driven to rotate by the driving motor, the mixing rod hinged on the central rod can be driven to swing up and down through the linkage rod, and compared with the traditional mixing mode, the mixing rod rotates relative to the mixing tank, and simultaneously, the mixing between the upper concrete and the lower concrete is increased through the up-and-down swinging, so that the concrete is mixed more variously, and the mixing effect is better.)

1. The utility model provides a concrete mixing equipment for construction site which characterized in that: the stirring device comprises a central rod, a plurality of stirring rods arranged on the central rod and a swing driving component used for driving the stirring rods, wherein the lower end of the central rod is fixedly arranged on the base, the upper end of the central rod extends into the stirring tank, the stirring tank is rotatably arranged on the base and is connected with an overall driving mechanism, the stirring rods are rotatably connected with the central rod, the swing driving component comprises a linkage rod, a cam, a first gear and a driving disk, the linkage rod is slidably arranged in the central rod along the length direction of the central rod, the linkage rod is connected with hinged ends of all the stirring rods, the driving disk is arranged at the bottom end of the stirring tank and is separated from a stirring cavity of the stirring tank, the lower part of the central rod is provided with a groove corresponding to the position of the driving disc, the cam and the first gear are rotatably arranged in the groove of the central rod through the same connecting shaft, the lower end of the linkage rod is in contact with the wheel surface of the cam, and the surface of the driving disc is provided with a plane toothed belt meshed with the first gear.

2. The concrete mixing apparatus for a construction site according to claim 1, wherein: the puddler divide two to be listed as and sets up on well core rod, and the good heart puddler projection contained angle on the plane is 180, and is provided with on the puddler with the coaxial pivoted second gear of puddler, the gangbar is two-sided rack, the gangbar is connected with the second gear mesh of all puddlers mutually.

3. The concrete mixing apparatus for a construction site according to claim 1, wherein: the lower extreme of gangbar contacts through the wheel face of end plate with the cam, be provided with the spring between the recess of end plate and well core rod, the spring has a decurrent pressure to the end plate.

4. The concrete mixing apparatus for a construction site according to claim 1, wherein: the lower extreme of puddler is provided with the division board, the division board is the taper, and the middle part of division board is higher than the edge of division board, the discharge gate on the agitator tank corresponds with the edge of division board.

5. The concrete mixing apparatus for a construction site according to claim 1, wherein: the overall driving device comprises a driving motor and a driven gear, wherein a driving gear is arranged on an output shaft of the driving motor, the driven gear is fixedly connected with the stirring tank, and the driving gear is meshed with the driven gear.

6. The concrete mixing apparatus for a construction site according to claim 5, wherein: the base is provided with an annular supporting plate, the bottom end of the mixing tank is provided with annular grooves corresponding to the supporting plate, supporting wheels are arranged in the annular grooves at intervals, the annular grooves of the mixing tank are nested on the supporting plate, and the wheel surfaces of the supporting wheels are in contact with the upper end face of the supporting plate.

7. The concrete mixing apparatus for a construction site according to claim 1, wherein: the stirring device is characterized by further comprising a feeding hopper, the feeding hopper is arranged on the base through a fixing frame, the fixing frame comprises side plates arranged on two sides of the stirring tank and top plates arranged on the two side plates, the middle of the feeding hopper is fixedly arranged on the top plates of the fixing frame, the lower end of the feeding hopper extends into the mixing tank and is rotatably connected with the mixing tank, and a pre-mixing device is arranged in the feeding hopper.

8. The concrete mixing apparatus for a construction site according to claim 7, wherein: the premixing device comprises a premixing rod, the premixing rod is horizontally and rotatably arranged in the feeding hopper, a plurality of branch rods are arranged on the premixing rod at intervals along the length direction of the premixing rod, and the end part of the premixing rod penetrates out of the feeding hopper and is connected with a rotation driving assembly.

9. The concrete mixing apparatus for a construction site according to claim 8, wherein: the rotary driving assembly comprises a worm wheel, a worm and a third gear, the worm wheel and the premixing stirring rod rotate coaxially, the third gear is connected with the worm through a same connecting shaft and is rotatably arranged on the outer wall of the feeding hopper, a gear ring corresponding to the third gear is arranged on the premixing stirring tank, and the gear ring is meshed with the third gear.

10. The concrete mixing apparatus for a construction site according to claim 8, wherein: and a protective rubber ring is arranged at the upper part of a gap between the feeding hopper and the mixing tank.

Technical Field

The invention relates to the technical field of building construction equipment, in particular to concrete mixing equipment for a building construction site.

Background

The common concrete is a building material which is prepared by taking cement as a main cementing material, mixing water, sand, stones and the like, adding chemical additives and mineral additives if necessary, mixing according to a proper proportion, uniformly stirring, densely molding, curing and hardening. The concrete needed in the construction process is generally delivered by a mixing station, and the concrete is mixed into a finished product or a semi-finished product in the mixing station and then transported to the construction site by a tank truck.

When other requirements on concrete exist on site and the concrete needs to be further mixed and stirred, mixing equipment used on site is lacked, further mixing is generally carried out manually, or other mixing equipment is directly adopted for use, so that the concrete mixing effect is poor, and certain potential safety hazards exist.

Disclosure of Invention

The invention aims to overcome the defects and provide concrete mixing equipment for a building construction site, which is used for further mixing and processing concrete and ensures the secondary mixing and stirring quality of the concrete.

The technical scheme adopted by the invention is as follows:

the utility model provides a construction site mixes equipment with concrete, includes the base and sets up the jar of mixing on the base, and the lower extreme of the jar of mixing is provided with the discharge gate, be provided with agitating unit in the jar of mixing, agitating unit includes well core rod, sets up a plurality of puddlers on well core rod and the swing drive assembly who is used for driving the puddler, well core rod's lower extreme is fixed to be set up on the base, and well core rod's upper end stretches into the jar of mixing, the jar of mixing rotates and sets up on the base, and is connected with overall actuating mechanism, and mix and rotate between jar and the well core rod and be connected, the puddler articulates on well core rod, swing drive assembly includes gangbar, cam, first gear and driving-disc, the gangbar slides along the length direction of well core rod and sets up in well core rod, and the gangbar is connected with the hinge end of all puddlers, the driving-disc sets up in the bottom of the jar of mixing, and the lower part of the central rod is provided with a groove corresponding to the position of the driving disc, the cam and the first gear are rotatably arranged in the groove of the central rod through the same connecting shaft, the lower end of the linkage rod is contacted with the wheel surface of the cam, and the surface of the driving disc is provided with a plane toothed belt meshed with the first gear.

As a further optimization, the stirring rods are arranged on the central rod in two rows, the projection included angle of the good-center stirring rods on the plane is 180 degrees, second gears which rotate coaxially with the stirring rods are arranged on the stirring rods, the linkage rods are double-sided racks, and the linkage rods are meshed with the second gears of all the stirring rods.

As a further optimization, the lower end of the linkage rod is in contact with the wheel surface of the cam through the end plate, a spring is arranged between the end plate and the groove of the central rod, and the spring has downward pressure on the end plate.

As a further optimization, the lower end of the mixing tank is provided with a partition plate, the partition plate is conical, the middle part of the partition plate is higher than the edge of the partition plate, and a discharge hole in the stirring tank corresponds to the edge of the partition plate.

As a further optimization, the overall driving device comprises a driving motor and a driven gear, wherein a driving gear is arranged on an output shaft of the driving motor, the driven gear is fixedly connected with the stirring tank, and the driving gear is meshed with the driven gear.

As a further optimization, the base is provided with an annular supporting plate, the bottom end of the mixing tank is provided with an annular groove corresponding to the supporting plate, supporting wheels are arranged in the annular groove at intervals, the annular groove of the mixing tank is nested on the supporting plate, and the wheel surface of each supporting wheel is in contact with the upper end surface of the supporting plate.

As a further optimization, the stirring device further comprises a feeding hopper, wherein the feeding hopper is arranged on the base through a fixing frame, the fixing frame comprises side plates arranged on two sides of the stirring tank and a top plate arranged on the two side plates, the middle part of the feeding hopper is fixedly arranged on the top plate of the fixing frame, the lower end of the feeding hopper extends into the mixing tank and is rotatably connected with the mixing tank, and a pre-mixing device is arranged in the feeding hopper.

As a further optimization, the pre-mixing device comprises a pre-mixing rod, the pre-mixing rod is horizontally and rotatably arranged in the feeding hopper, a plurality of branch rods are arranged on the pre-mixing rod at intervals along the length direction of the pre-mixing rod, and the end part of the pre-mixing rod penetrates out of the feeding hopper and is connected with a rotation driving assembly.

As a further optimization, the rotation driving assembly comprises a worm wheel, a worm and a third gear, the worm wheel and the premixing rod rotate coaxially, the third gear and the worm are connected through the same connecting shaft and are rotatably arranged on the outer wall of the hopper, a gear ring corresponding to the third gear is arranged on the premixing tank, and the gear ring is meshed with the third gear.

As a further optimization, a protective rubber ring is arranged at the upper part of a gap between the hopper and the mixing tank.

The invention has the following advantages:

1. when the mixing tank of the concrete mixing equipment is driven to rotate by the driving motor, the mixing rod hinged on the central rod can be driven to swing up and down through the linkage rod, and compared with the traditional mixing mode, the mixing rod can increase mixing between upper and lower concrete through the up-and-down swing while rotating relative to the mixing tank, so that the concrete is mixed more variously, and the mixing effect is better;

2. the feeding hopper is internally provided with the pre-mixing rod, the pre-mixing rod is driven by the rotation of the mixing tank, no additional driving equipment is needed, concrete can be pre-mixed and stirred in the feeding hopper to a certain degree when being fed, the concrete can be promoted to be fed, and the concrete is prevented from being blocked in the feeding hopper.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

The invention is further described below with reference to the accompanying drawings:

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic longitudinal cross-sectional view of the present invention;

FIG. 3 is an enlarged schematic view at A in FIG. 2;

FIG. 4 is an enlarged schematic view at B of FIG. 2;

fig. 5 is an enlarged schematic view at C in fig. 2.

Wherein: 1. the stirring device comprises a base, 2, a stirring tank, 3, side plates, 4, a top plate, 5, a hopper, 6, a supporting plate, 7, a driven gear, 8, a driving motor, 9, a driving gear, 10, a central rod, 11, a partition plate, 12, a discharge hole, 13, a stirring rod, 14, a second gear, 15, a linkage rod, 16, an end plate, 17, a driving disc, 18, a first gear, 19, a cam, 20, a premixing rod, 21, a worm wheel, 22, a worm, 23, a third gear, 24, a toothed ring, 25, a supporting wheel, 26 and a spring.

Detailed Description

The present invention is further described in the following with reference to the drawings and the specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention, and the embodiments and the technical features of the embodiments can be combined with each other without conflict.

It is to be understood that the terms first, second, and the like in the description of the embodiments of the invention are used for distinguishing between the descriptions and not necessarily for describing a sequential or chronological order. The "plurality" in the embodiment of the present invention means two or more.

The term "and/or" in the embodiment of the present invention is only an association relationship describing an associated object, and indicates that three relationships may exist, for example, a and/or B may indicate: a exists alone, B exists alone, and A and B exist at the same time. In addition, the character "/" herein generally indicates that the former and latter associated objects are in an "or" relationship.

The embodiment provides a concrete mixing device for a building construction site, as shown in fig. 1 and 2, the concrete mixing device comprises a base 1 and a mixing tank 2 arranged on the base 1, a discharge port 12 is arranged at the lower end of the mixing tank 2, a stirring device is arranged in the mixing tank 2, as shown in fig. 2, the stirring device comprises a central rod 10, a plurality of stirring rods 13 arranged on the central rod 10, and a swing driving assembly for driving the stirring rods 13, the lower end of the central rod 10 is fixedly arranged on the base 1, the upper end of the central rod 10 extends into the mixing tank 2, the mixing tank 2 is rotatably arranged on the base 1 and is connected with a general driving mechanism, the general driving mechanism comprises a driving motor 8 and a driven gear 7, a driving gear 9 is arranged on an output shaft of the driving motor 8, the driven gear 7 is fixedly connected with the mixing tank 2, the driving gear 9 is meshed with the driven gear 7, in order to ensure the stability of the rotation of the mixing tank 2, as shown in fig. 5, an annular supporting plate 6 is arranged on the base 1, an annular groove corresponding to the supporting plate 6 is arranged at the bottom end of the mixing tank 2, supporting wheels 25 are arranged in the annular groove at intervals, the annular groove of the mixing tank 2 is nested on the supporting plate 6, the wheel surface of each supporting wheel 25 is connected with the upper end surface of the corresponding supporting plate 6 to support the periphery of the mixing tank 2, and as can be seen from the above, the mixing tank 2 is also rotationally connected with the central rod 10, and the connection between the central rod 10 and the mixing tank 2 is sealed. The swing driving assembly comprises a linkage rod 15, a cam 19, a first gear 18 and a driving disc 17, wherein the linkage rod 15 is arranged in a center rod 10 in a sliding mode along the length direction of the center rod 10, all stirring rods 13 are divided into two rows which are hinged to the center rod 10, the projection included angles of the two rows of stirring rods 13 on the plane are 180 degrees, the rotating direction of the stirring rods 13 is the vertical direction, a second gear 14 coaxially rotating with the stirring rods 13 is arranged on the stirring rods 13, the linkage rod 15 is a double-sided rack, the linkage rod 15 is meshed with the second gears 14 of all the stirring rods 13, the driving disc 17 is arranged at the bottom end of the mixing tank 2, the mixing cavity of the mixing tank 2 is separated from the mixing cavity of the mixing tank 2 through a partition plate 11, the partition plate 11 is conical, the middle part of the partition plate 11 is higher than the edge of the partition plate 11, a discharge port 12 on the mixing tank 2 corresponds to the edge of the partition plate 11, the partition plate not only has the function of separating the concrete mixing cavity from the driving disc 17, but also has the function of guiding materials in the conical shape, so that the concrete naturally flows to the discharge hole. As shown in fig. 3, a groove is formed in the lower portion of the central rod 10 corresponding to the position of the driving disk 17, the cam 19 and the first gear 18 are rotatably disposed in the groove of the central rod 10 through the same connecting shaft, the lower end of the linkage rod 15 is disposed in the groove and contacts with the wheel surface of the cam 19 through the end plate 16, a flat toothed belt meshed with the first gear is disposed on the surface of the driving disk 17, a spring 26 is disposed between the end plate 16 and the groove of the central rod 10, and the spring 26 exerts a downward pressure on the end plate 16. When the driving motor 8 drives the mixing tank 2 to rotate, the driving disc 17 rotates along with the mixing tank 2, the driving disc 17 drives the cam 19 to rotate through the first gear 18, the rotation of the cam 19 can drive the stirring rod 13 to swing up and down through the linkage rod 15, and the rotation and swing effects can further promote the stirring effect of concrete. In the scheme, the cam 19 can be replaced by an eccentric shaft, the linkage rod 15 is rotatably connected with the eccentric shaft through a middle hinged rod to achieve the effect, the connection mode can refer to the movement of the piston driven by the engine crankshaft in the cylinder body, but the multiple connecting rods are directly connected, when the stirring rod 13 is blocked by swinging, the swinging driving assembly lacks self-adjusting capacity, and the damage to elements of the swinging driving assembly can be easily caused.

The mixing tank 2 of the embodiment is provided with a feeding hopper 5, the feeding hopper 5 is arranged on the base 1 through a fixing frame, the fixing frame comprises side plates 3 arranged at two sides of the stirring tank 2 and a top plate 4 arranged on the two side plates 3, the middle part of the feeding hopper 5 is fixedly arranged on the top plate 4 of the fixing frame, the lower end of the feeding hopper 5 extends into the mixing tank 2 and is rotatably connected with the mixing tank 2, a pre-mixing device is arranged in the feeding hopper 5, as shown in fig. 4, the pre-mixing device comprises a pre-mixing rod 20, the pre-mixing rod 20 is horizontally and rotatably arranged in the feeding hopper 5, a plurality of branch rods are arranged on the pre-mixing rod 20 at intervals along the length direction of the pre-mixing rod 20, the end part of the pre-mixing rod 20 penetrates out of the feeding hopper 5 and is connected with a rotation driving component, the rotation driving component comprises a worm wheel 21, a worm 22 and a third gear 23, the worm wheel 21 and the premixing stirring rod 20 rotate coaxially, the third gear 23 is connected with the worm 22 through the same connecting shaft and is rotatably arranged on the outer wall of the feeding hopper 5, a gear ring 24 corresponding to the third gear 23 is arranged on the premixing stirring tank 2, the gear ring 24 is meshed with the third gear 23 and is connected with the feeding hopper 5, a protective rubber ring is arranged on the upper portion of a gap between the feeding hopper 5 and the premixing stirring tank 2, and concrete is prevented from entering a gap between the feeding hopper 5 and the premixing stirring tank 2. When the driving motor 8 drives the mixing tank 2 to rotate, the gear ring 24 on the mixing tank 2 drives the worm 22 to rotate through the third gear 23, the worm 22 drives the pre-mixing rod 20 to rotate through the worm wheel 21, the pre-mixing rod can be mixed with the materials when the materials are thrown, the discharging of the hopper 5 can be promoted, and the blockage is avoided.

The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. The equivalent substitution or change made by the technical personnel in the technical field on the basis of the invention is all within the protection scope of the invention. The protection scope of the invention is subject to the claims.