CN219505121U

CN219505121U - Vertical concrete mixer unloading mechanism

Info

Publication number: CN219505121U
Application number: CN202320376471.7U
Authority: CN
Inventors: 蒋春良
Original assignee: Zhejiang Tongxin Building Materials Co ltd
Current assignee: Zhejiang Tongxin Building Materials Co ltd
Priority date: 2023-02-23
Filing date: 2023-02-23
Publication date: 2023-08-11
Anticipated expiration: 2033-02-23

Abstract

The utility model discloses a blanking mechanism of a vertical concrete mixer, which comprises a vertical concrete mixer body, a hose, a first connecting ring, a first driving mechanism and a cover plate. Before stirring, driving the first connecting ring through the first driving mechanism to enable the hose to face obliquely upwards, so that concrete in the stirring cylinder is difficult to seep out under the action of gravity; after the stirring is completed, the first driving mechanism drives the first connecting ring to descend along the track taking the blanking opening as the center of a circle, so that the hose does not excessively deform in the rotating process; in the process that the hose rotates to face downwards, the second motor drives the cover plate to be opened, so that concrete in the mixing drum can flow out of the outer end of the hose.

Description

Vertical concrete mixer unloading mechanism

Technical Field

The utility model relates to the technical field of concrete, in particular to a blanking mechanism of a vertical concrete mixer.

Background

The concrete mixer is a machine for mixing cement, sand aggregate and water and stirring to prepare a concrete mixture. The vertical concrete mixer generally refers to a forced concrete mixer, a mixing shaft is arranged in the forced concrete mixer, and drives a mixing blade to rotate so as to mix concrete in a mixing drum.

The vertical concrete mixer generally discharges the concrete after the stirring is completed through the feed opening, and the feed opening is blocked or opened by sliding by a baffle plate arranged at the feed opening, but because a gap exists between the baffle plate and the feed opening, the condition that the concrete is oozed out of the gap in the process of stirring the concrete can occur, and the oozed concrete is easy to solidify on the feed opening or the baffle plate, so that the feed opening is difficult to open and close. To this end, the applicant proposes a vertical concrete mixer blanking mechanism.

Disclosure of Invention

The utility model provides a blanking mechanism of a vertical concrete mixer, which can solve the problem that a blanking opening of the conventional vertical concrete mixer is difficult to open and close.

The utility model provides a blanking mechanism of a vertical concrete mixer, which comprises a vertical concrete mixer body, a hose, a first connecting ring, a first driving mechanism and a cover plate, wherein the first connecting ring is connected with the hose; one end of the hose is fixedly arranged at the position of a feed opening on a stirring cylinder of the vertical concrete mixer body, and the other end of the hose extends outwards; the first connecting ring is fixedly arranged at one end of the hose, which is positioned at the outer side, and the first connecting ring rotates up and down relative to the stirring cylinder by taking the blanking opening as a circle center; the first driving mechanism is arranged on the stirring cylinder and used for driving the first connecting ring to rotate; the cover plate is rotationally connected to the first connecting ring, and the rotating shaft of the cover plate is parallel to the rotating shaft of the first connecting ring; the casing of the second motor is fixedly arranged on the first connecting ring, and the output shaft of the casing is fixedly connected with the cover plate.

Further, the first driving mechanism comprises a first motor, a first gear and a first supporting block; one end of the first supporting block is fixedly connected to the first connecting ring, and the other end of the first supporting block is fixedly connected to the first gear; the outer wall of the stirring barrel is outwards extended and provided with a first connecting block, the first gear is rotationally connected to the outer end of the first connecting block, and the rotating shaft of the first gear is parallel to the rotating shaft of the first connecting ring; the first motor is arranged on the outer wall of the stirring cylinder and used for driving the first gear to rotate.

Further, the first driving mechanism comprises a first hydraulic cylinder, an arc sliding rail, a rolling block and a first connecting rod; the rotating shaft of the first connecting ring penetrates through the circle center of the circular arc sliding rail, and the circular arc sliding rail is fixedly arranged on the outer wall of the stirring cylinder; the rolling block is connected in the circular arc sliding rail in a rolling way, one end of the first connecting rod is connected with the first connecting ring, and the other end of the first connecting rod is connected with the rolling block; the cylinder body of the first hydraulic cylinder is hinged to the outer wall of the stirring cylinder, and the tail end of the telescopic rod of the first hydraulic cylinder is connected with the first connecting rod.

Further, the hinged position of the cylinder body of the first hydraulic cylinder and the stirring cylinder is lower than the position of the feed opening in the vertical direction.

Further, the hose uses a rubber material.

Further, one end of the hose extends out of a rubber ring in the radial direction, a first groove is formed in the blanking opening, a second connecting ring is fixedly arranged on the rubber ring, and the second connecting ring, the rubber ring and the stirring barrel are connected through a plurality of screws.

In summary, in the utility model, the blanking mechanism of the vertical concrete mixer has the following beneficial effects compared with the prior art:

before stirring, driving the first connecting ring through the first driving mechanism to enable the hose to face obliquely upwards, so that concrete in the stirring cylinder is difficult to seep out under the action of gravity;

after the stirring is completed, the first driving mechanism drives the first connecting ring to descend along the track taking the blanking opening as the center of a circle, so that the hose does not excessively deform in the rotating process;

in the process that the hose rotates to face downwards, the second motor drives the cover plate to be opened, so that concrete in the mixing drum can flow out of the outer end of the hose.

Drawings

In order to better and clearly describe the embodiments of the present utility model or the technical solutions in the background art, the following description will describe the drawings used in the embodiments of the present utility model or the background art.

FIG. 1 is a view showing the overall structure of a blanking mechanism of a vertical concrete mixer;

FIG. 2 is an elevation view of a vertical concrete mixer blanking mechanism;

FIG. 3 is a cross-sectional view taken along line C-C of FIG. 2;

FIG. 4 is an enlarged view of area A of FIG. 3;

FIG. 5 is an enlarged view of region B of FIG. 3;

FIG. 6 is an overall construction view of the hose;

FIG. 7 is an enlarged view of region C of FIG. 1;

FIG. 8 is an overall structural view of one embodiment of a blanking mechanism of a vertical concrete mixer;

FIG. 9 is an overall construction view of a blanking mechanism of a vertical concrete mixer;

fig. 10 is an overall structural view of the region D in fig. 9.

In the figure, 2, a stirring cylinder; 4. a hose; 5. a rubber ring; 6. a first connection ring; 7. a first driving mechanism; 8. a first motor; 9. a first gear; 10. a second gear; 11. a first support block; 12. a first connection block; 13. a first hydraulic cylinder; 14. arc slide rail; 15. a rolling block; 16. a first connecting rod; 17. a cover plate; 18. a second connection block; 19. a second motor; 20. and a second connecting ring.

Detailed Description

The following describes the embodiments of the present utility model further with reference to the attached drawings and examples; the following examples are illustrative of the utility model and are not intended to limit the scope of the utility model.

The blanking mechanism of the vertical concrete mixer comprises a vertical concrete mixer body and is characterized by comprising a hose 4, a first connecting ring 6, a first driving mechanism 7, a cover plate 17 and a second motor 19.

Referring to fig. 1, a vertical concrete mixer body includes a mixing drum 2 and a feed opening, and the vertical concrete mixer is in the prior art and will not be described herein too much.

Referring to fig. 3, 4, 6 and 10, one end of the hose 4 is fixedly arranged at the position of the feed opening on the mixing drum 2 of the vertical concrete mixer body, and the other end extends outwards. In one embodiment, it is preferable that the hose 4 is made of a rubber material because the rubber tube has a good abrasion resistance and economical applicability among soft materials. One end of the hose 4 radially outwards extends out of a rubber ring 5, a first groove is formed in the blanking opening, the first groove surrounds the blanking opening, a second connecting ring 20 is fixedly arranged on the rubber ring 5, a plurality of through holes are formed in the rubber ring 5 and the second connecting ring 20, a plurality of threaded holes capable of penetrating through the first groove are formed in corresponding positions on the outer wall of the stirring barrel 2, and the second connecting ring 20 is connected with the stirring barrel 2 through a plurality of screws. This arrangement allows the hose 4 to be secured at one end to the blanking mouth and is easy to implement.

Referring to fig. 3, 5 and 6, the first connecting ring 6 is fixedly disposed at an end of the hose 4 located at an outer side, in one embodiment, preferably, an end of the hose 4 farther from the mixing drum 2 also extends out of the rubber ring 5, the first connecting ring 6 is provided with a plurality of threaded holes, the hose 4 is provided with a plurality of through holes, and the first connecting ring 6 is fixedly disposed on the rubber ring 5 through a bolt connection.

Referring to fig. 3, 5 and 6, a second connection block 18 extends upward from the upper end of the cover 17, and the cover 17 is hinged to the first connection ring 6 through the second connection block 18, and the rotation axis of the cover is parallel to the rotation axis of the first connection ring 6; the casing of the second motor 19 is fixedly arranged on the first connecting ring 6, and an output shaft of the second motor is fixedly connected to the hinge position of the second connecting block 18 for driving the cover plate 17 to rotate.

The first connecting ring 6 takes the blanking opening as a circle center to drive the hose 4 to rotate up and down relative to the stirring cylinder 2. The first driving mechanism 7 is arranged on the stirring cylinder 2 and is used for driving the first connecting ring 6 to rotate.

Referring to fig. 1 and 7, in one embodiment, the first driving mechanism 7 includes a first motor 8, a first gear 9, and a first supporting block 11. The first supporting block 11 comprises an L-shaped rod part and a circular ring part, the circular ring part of the first supporting block 11 is fixedly connected with the first connecting ring 6 through bolts, and the other end of the circular ring part is fixedly connected with the first gear 9. A first connecting block 12 is arranged on the outer wall of the stirring barrel 2 in an outward extending way, the first gear 9 is rotatably connected to the outer end of the first connecting block 12, and the rotation axis of the first gear is parallel to the rotation axis of the first connecting ring 6; the casing of the first motor 8 is fixedly arranged on the outer wall of the stirring cylinder 2, a second gear 10 is fixedly arranged on the output shaft of the first motor 8, and the second gear 10 is meshed with the first gear 9 and is used for driving the first gear 9 to rotate. The device is driven by the gears, and the structure is simple and easy to implement.

Referring to fig. 8, in one embodiment, the first driving mechanism 7 includes a first hydraulic cylinder 13, a circular arc sliding rail 14, a rolling block 15, and a first connecting rod 16; the rotating shaft of the first connecting ring 6 passes through the circle center of the circular arc sliding rail 14, and the circular arc sliding rail 14 is fixedly arranged on the outer wall of the stirring cylinder 2; the rolling block 15 is a cylinder, and the rolling block 15 is connected in the circular arc sliding rail 14 in a rolling way; one end of the first connecting rod 16 is a circular ring part and is fixedly connected to the first connecting ring 6, and the other end is rotatably connected to the rolling block 15. The cylinder body of the first hydraulic cylinder 13 is hinged on the outer wall of the stirring cylinder 2, and the tail end of a telescopic rod of the first hydraulic cylinder is hinged on the first connecting rod 16 and is used for driving the first connecting rod 16 to drive the hose 4 to rotate along the direction of the circular arc sliding rail 14. By this arrangement, the first hydraulic cylinder 13 can bear a relatively large load, and the task of driving the hose 4 to rotate can be easily completed.

Referring to fig. 8, further, the hinge position of the cylinder body of the first hydraulic cylinder 13 and the mixing drum 2 is lower than the feed opening in the vertical direction. In order to save material, the circular arc slide rail 14 should be reduced in volume as much as possible while being effective, and the entire structure should be made more compact as much as possible, so the circular arc slide rail 14 should be positioned as close to the stirring drum 2 as possible; further, since the curved surface of the lower end of the stirring cylinder 2 is inward, the space between the circular arc slide rail 14 and the stirring cylinder 2 is increased as the space is decreased.

Claims

1. The blanking mechanism of the vertical concrete mixer comprises a vertical concrete mixer body and is characterized by comprising a hose (4), a first connecting ring (6), a first driving mechanism (7), a cover plate (17) and a second motor (19);

one end of the hose (4) is fixedly arranged at the position of a feed opening on the stirring cylinder (2) of the vertical concrete mixer body, and the other end of the hose extends outwards;

the first connecting ring (6) is fixedly arranged at one end of the hose (4) which is positioned at the outer side, and the first connecting ring (6) rotates relative to the stirring cylinder (2) up and down by taking the position of the blanking opening as the center of a circle;

the first driving mechanism (7) is arranged on the stirring cylinder (2) and is used for driving the first connecting ring (6) to rotate;

the cover plate (17) is rotatably connected to the first connecting ring (6), and the rotation axis of the cover plate is parallel to the rotation axis of the first connecting ring (6); the casing of the second motor (19) is fixedly arranged on the first connecting ring (6), and the output shaft of the second motor is fixedly connected with the cover plate (17).

2. A vertical concrete mixer blanking mechanism according to claim 1, characterized in that the first driving mechanism (7) comprises a first motor (8), a first gear (9), a first support block (11); one end of the first supporting block (11) is fixedly connected to the first connecting ring (6), and the other end of the first supporting block is fixedly connected to the first gear (9); a first connecting block (12) is arranged on the outer wall of the stirring barrel (2) in an outward extending mode, the first gear (9) is rotatably connected to the outer end of the first connecting block (12), and the rotating shaft of the first gear is parallel to the rotating shaft of the first connecting ring (6); the first motor (8) is arranged on the outer wall of the stirring cylinder (2) and used for driving the first gear (9) to rotate.

3. The blanking mechanism of the vertical concrete mixer according to claim 1, wherein the first driving mechanism (7) comprises a first hydraulic cylinder (13), a circular arc sliding rail (14), a rolling block (15) and a first connecting rod (16); the rotating shaft of the first connecting ring (6) penetrates through the circle center of the circular arc sliding rail (14), and the circular arc sliding rail (14) is fixedly arranged on the outer wall of the stirring cylinder (2); the rolling block (15) is connected in the circular arc sliding rail (14) in a rolling way, one end of the first connecting rod (16) is connected with the first connecting ring (6), and the other end of the first connecting rod is connected with the rolling block (15); the cylinder body of the first hydraulic cylinder (13) is hinged to the outer wall of the stirring cylinder (2), and the tail end of the telescopic rod of the cylinder body is connected with the first connecting rod (16).

4. A vertical concrete mixer blanking mechanism according to claim 3, characterized in that the hinge position of the cylinder body of the first hydraulic cylinder (13) and the mixing drum (2) is vertically lower than the blanking opening.

5. A vertical concrete mixer blanking mechanism according to claim 1, characterized in that the hose (4) is made of rubber material.

6. The blanking mechanism of the vertical concrete mixer according to claim 5, wherein one end of the hose (4) radially extends out of a rubber ring (5), a first groove is formed in the blanking opening, a second connecting ring (20) is fixedly arranged on the rubber ring (5), and the second connecting ring (20), the rubber ring (5) and the mixing drum (2) are connected through a plurality of screws.