CN217862035U

CN217862035U - High-speed mixing arrangement of ready-mixed mortar

Info

Publication number: CN217862035U
Application number: CN202221411044.XU
Authority: CN
Inventors: 王创
Original assignee: Jiangsu Zitian New Material Technology Co ltd
Current assignee: Jiangsu Zitian New Material Technology Co ltd
Priority date: 2022-06-07
Filing date: 2022-06-07
Publication date: 2022-11-22
Anticipated expiration: 2032-06-07

Abstract

The utility model discloses a high-speed mixing device of premixed mortar, which relates to the technical field of premixed mortar mixing, and comprises a mixing drum, wherein the bottom of the mixing drum is provided with a discharge pipe, the opening inner wall of the mixing drum is provided with an annular guide rail which is wavy, the annular guide rail is slidably provided with a moving seat, an inclined telescopic stirring shaft is rotatably arranged between the side wall of the moving seat and the bottom wall of the mixing drum, the two ends of the telescopic stirring shaft are provided with universal joints, and the peripheral side of the telescopic stirring shaft is provided with spiral stirring blades; the inner wall of the mixing cylinder is provided with an annular chute, a linkage seat is arranged in the annular chute in a sliding manner, a connecting rod is arranged between the linkage seat and the moving seat, and a scraper is arranged on the linkage seat. The utility model discloses a flexible (mixing) shaft has realized rotation, revolution and swing simultaneously and its with the scraper blade the cooperation motion's mode has improved the mixed effect of flexible (mixing) shaft to the inside ready-mixed mortar of mixing drum, has shortened the mixing time, has improved mixing efficiency.

Description

High-speed mixing arrangement of ready-mixed mortar

Technical Field

The utility model relates to a premixed mortar mixes technical field, especially relates to a high-speed mixing arrangement of premixed mortar.

Background

The ready-mixed mortar is a mixture prepared by mixing sand, cement and lime according to a certain proportion, and in the actual use process of the ready-mixed mortar, the mixing proportion and the mixing uniformity of the ready-mixed mortar need to be strictly controlled in order to improve the quality of the ready-mixed mortar.

After the mixing proportion is accurately blended, in the aspect of controlling the mixing uniformity, chinese patent with patent publication number CN211842543U provides a special mixing device for ready-mixed mortar, which comprises a mixing tank; the partition plate is fixedly arranged between the inner walls of the two sides of the mixing tank; the two material passing holes are formed in the partition plate; the first rotating shaft is rotatably arranged on the partition plate, and the top end of the first rotating shaft extends out of the mixing tank; the stirring blade is welded on the first rotating shaft; the first motor is arranged at the top of the mixing tank, and an output shaft of the first motor is fixedly connected with the top end of the first rotating shaft; the pull plate is slidably mounted on the mixing tank.

Above-mentioned scheme mixes the ready-mixed mortar through stirring vane and the fixed position of arm-tie in the blending tank, and in the mixing process, the ready-mixed mortar of blending tank border position can not obtain intensive mixing, therefore only increase the mixing time can ensure the mixed effect of ready-mixed mortar, and this has prolonged the preparation time greatly.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a can realize through following technical scheme:

a high-speed mixing device for ready-mixed mortar comprises a mixing cylinder with an open structure at the top end, wherein a discharge pipe is arranged at the bottom of the mixing cylinder, an annular guide rail is arranged at the open inner wall of the mixing cylinder and is wavy, a moving seat is slidably arranged on the annular guide rail, an inclined telescopic stirring shaft is rotatably arranged between the side wall of the moving seat and the bottom wall of the mixing cylinder, universal joints are arranged at two ends of the telescopic stirring shaft, and spiral stirring blades are arranged on the peripheral side of the telescopic stirring shaft; the inner wall of the mixing drum is provided with an annular chute, a linkage seat is arranged in the annular chute in a sliding manner, a connecting rod is arranged between the linkage seat and the moving seat, and the linkage seat faces towards the center of the mixing drum and is provided with a scraper.

Further setting the following steps: the movable base is provided with a driving motor, the driving motor is connected with the top end of the telescopic stirring shaft in a direct transmission mode through a universal joint, the output end of the driving motor is further provided with a power gear, a transmission gear meshed with the power gear is arranged in the movable base in a rotating mode, and a gear ring meshed with the transmission gear is embedded in the outer wall of the annular guide rail.

Further setting the following steps: flexible (mixing) shaft includes interior axle and outer axle, outer axle one end is open structure just interior axle one end is worn to establish in the opening of outer axle, the week side of outer axle is provided with spiral stirring leaf.

Further setting the following steps: the periphery of the inner shaft is provided with a plurality of convex strips along the axis direction, and a plurality of grooves which are in corresponding sliding fit with the convex strips are formed in the opening of the outer shaft.

Further setting the following steps: and a sealing ring is arranged at the opening end of the outer shaft.

Further setting the following steps: the diapire of mixing drum is provided with the supporting seat, the universal joint of flexible (mixing) shaft bottom with the supporting seat rotates to be connected.

Further setting the following steps: the support seat is provided with a corrugated pipe used for protecting the bottom position of the telescopic stirring shaft, the bottom of the telescopic stirring shaft is sleeved with a sealing ring, one end of the corrugated pipe is fixed with the sealing ring, and the other end of the corrugated pipe is fixed with the support seat.

Further setting the following steps: the scraper is arranged in an inclined mode.

To sum up, the utility model discloses a beneficial technological effect does:

(1) The movable seat drives the telescopic stirring shaft to rotate in the mixing cylinder, the fluctuation of the movable seat drives the swing of the telescopic stirring shaft, meanwhile, under the autorotation effect of the telescopic stirring shaft, the telescopic stirring shaft and the helical blades can realize comprehensive contact and mixing on the pre-mixed mortar in the mixing cylinder, and the helical stirring blades can mix and bring the pre-mixed mortar at the bottom of the mixing cylinder to the top, so that the mixing speed is increased;

(2) The linkage seat and the scraper are driven to move through the movement of the movable seat, the scattered ready-mixed mortar can be pushed to the central position of the mixing drum through the rotation of the scraper, the mixing of the telescopic stirring shaft is facilitated, and the mixing efficiency is improved.

Drawings

Fig. 1 is a first schematic cross-sectional view of the present invention;

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

FIG. 3 is an enlarged view of a portion A of FIG. 1;

fig. 4 is a partially enlarged view of portion B of fig. 1.

Reference numerals are as follows: 1. a mixing drum; 2. a discharge pipe; 3. an annular guide rail; 4. a movable seat; 5. a telescopic stirring shaft; 51. an inner shaft; 52. an outer shaft; 54. a convex strip; 55. a groove; 56. a seal ring; 6. a spiral stirring blade; 7. a universal joint; 8. an annular chute; 9. a linkage seat; 10. a connecting rod; 11. a squeegee; 12. a drive motor; 13. a power gear; 14. a transmission gear; 15. a ring gear; 16. a supporting seat; 17. a bellows; 18. and (4) a sealing ring.

Detailed Description

The technical solution 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.

Referring to fig. 1, for the utility model discloses a high-speed mixing arrangement of ready-mixed mortar, be open structure's mixing drum 1 including the top, the bottom of mixing drum 1 is fixed with a plurality of supporting legss, and the bottom of mixing drum 1 is provided with discharge tube 2, is fixed with the discharge valve on discharge tube 2 and the inside intercommunication of mixing drum 1 and discharge tube 2.

Referring to fig. 1, 2 and 4, an annular guide rail 3 is fixed at the opening side wall of the mixing drum 1, the annular guide rail 3 is arranged in a wavy manner, a moving seat 4 is arranged on the annular guide rail 3 in a sliding manner along the arc direction of the annular guide rail, one side of the moving seat 4 is matched with the annular guide rail 3 in a sliding manner, and the other side of the moving seat 4 is rotatably connected with a universal joint 7 through a bearing. A supporting seat 16 is fixed at the center of the bottom wall of the opening of the mixing cylinder 1, and the top end of the supporting seat 16 is rotatably connected with another universal joint 7 through a bearing. A telescopic stirring shaft 5 is fixedly connected between the two universal joints 7. Be provided with bellows 17 on the supporting seat 16, the bottom of flexible (mixing) shaft 5 is rotated the cover and is equipped with sealing ring 18, the one end of flexible (mixing) shaft 5 stretches out from bellows 17 opening, bellows 17's one end and sealing ring 18 fixed connection, bellows 17's the other end and supporting seat 16 fixed connection, bellows 17 are used for protecting the universal joint 7 position of flexible (mixing) shaft 5 bottom, avoid the rotation of premixed mortar influence flexible (mixing) shaft 5.

Referring to fig. 3, the telescopic stirring shaft 5 includes an inner shaft 51 and an outer shaft 52, the top end of the outer shaft 52 is an open structure, the bottom end of the inner shaft 51 penetrates into the opening of the outer shaft 52, the inner shaft 51 slides in the outer shaft 52 and is coaxially arranged, and the peripheral side of the outer shaft 52 is fixed with a spiral stirring blade 6. A plurality of convex strips 54 are fixed on the peripheral side of the inner shaft 51 along the axial direction, the convex strips 54 are distributed on the outer wall of the inner shaft 51 at equal intervals, a plurality of concave grooves 55 which are matched with the convex strips 54 in a sliding way are also formed in the opening of the outer shaft 52, and the inner shaft 51 and the outer shaft 52 cannot rotate relatively through the matching of the convex strips 54 and the concave grooves 55. A sealing ring 56 is fixed at the opening end of the outer shaft 52, and the inner side of the sealing ring 56 is tightly attached to the outer wall of the inner shaft 51, so that premixed mortar is prevented from entering the opening of the outer shaft 52. Thereby flexible (mixing) shaft 5 self can adjust length and adapt to the distance change between removing seat 4 and the supporting seat 16 following the in-process that removes seat 4 operation of flexible (mixing) shaft.

Referring to fig. 4, a driving motor 12 is fixed on the top of the movable base 4, a driving shaft of the driving motor 12 extends into the movable base 4 and is in direct transmission connection with a universal joint 7 at the top end of the telescopic stirring shaft 5 through a coupler, a power gear 13 is further fixed on the driving shaft of the driving motor 12, a transmission gear 14 meshed with the power gear 13 is rotatably arranged in the movable base 4, a gear ring 15 is fixedly embedded in the outer wall of the annular guide rail 3 along the arc direction of the outer wall, and the other side of the transmission gear 14 is meshed with the gear ring 15. After the driving motor 12 is started, the telescopic stirring shaft 5 can be driven to rotate, and the movable base 4 can be driven to slide on the annular guide rail 3. When the telescopic stirring shaft 5 rotates, the moving speed of the moving seat 4 is controlled through the speed reduction of the transmission gear 14, and the impact force on the telescopic stirring shaft 5 in the process of mixing the ready-mixed mortar is reduced.

Referring to fig. 2, an annular chute 8 is formed in the inner wall of the mixing drum 1, the annular chute 8 is located right below the annular guide rail 3, and unlike the annular guide rail 3, the annular chute 8 is circular and has a T-shaped side cross section. The annular sliding groove 8 is internally provided with a linkage seat 9 in a sliding manner along the direction of the cambered surface of the annular sliding groove, a connecting rod 10 is hinged between the linkage seat 9 and the moving seat 4, and the linkage seat 9 is always positioned behind the moving seat 4 in the moving process of the moving seat 4. The linkage seat 9 is fixed with a scraper 11 towards the center of the mixing cylinder 1, the scraper 11 is arranged obliquely, and the main body of the scraper is trapezoidal. The linkage seat 9 can push the premixed mortar at the edge position to the central position inside the mixing cylinder 1 through the scraper 11 in the operation process, so that the subsequent mixing is convenient, and the mixing efficiency is further improved.

The utility model discloses a theory of operation and beneficial effect do:

after the raw materials of the ready-mixed mortar are put into the mixing cylinder 1 in proportion, the driving motor 12 is started to drive the movable seat 4 to move in an undulating annular manner in the mixing cylinder 1, and the telescopic stirring shaft 5 is driven to rotate and drive the linkage seat 9 to move in an annular line in the mixing cylinder 1. The telescopic stirring shaft 5 rotates and swings along with the movable seat 4 while rotating, so that the premixed mortar in the mixing cylinder 1 is movably stirred, the helical stirring blades 6 can mix the premixed mortar at the bottom of the mixing cylinder 1 and bring the premixed mortar to the top, and the scraper 11 also sends the premixed mortar to the center of the mixing cylinder 1. Under the rotation, revolution and swing of the telescopic stirring shaft 5 and the matched motion of the scraper 11, the mixing effect of the telescopic stirring shaft 5 on the premixed mortar in the mixing cylinder 1 is improved in multiple modes, the mixing time is shortened, and the mixing efficiency is improved.

The above, only be the utility model discloses the embodiment of preferred does not restrict according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model should be covered within the protection scope of the utility model.

Claims

1. A high-speed mixing arrangement of ready-mixed mortar which characterized in that: the mixing device comprises a mixing barrel (1) with an open structure at the top end, wherein a discharge pipe (2) is arranged at the bottom of the mixing barrel (1), an annular guide rail (3) is arranged at the position of the open inner wall of the mixing barrel (1) and is wavy, a moving seat (4) is arranged on the annular guide rail (3) in a sliding manner, an inclined telescopic stirring shaft (5) is rotatably arranged between the side wall of the moving seat (4) and the bottom wall of the mixing barrel (1), universal joints (7) are arranged at two ends of the telescopic stirring shaft (5), and spiral stirring blades (6) are arranged on the peripheral side of the telescopic stirring shaft (5); annular spout (8) have been seted up to the inner wall of mixing drum (1), annular spout (8) internal slipping is provided with linkage seat (9), linkage seat (9) with be provided with connecting rod (10) between removal seat (4), linkage seat (9) orientation mixing drum (1) center department is provided with scraper blade (11).

2. The high-speed mixing device for ready-mixed mortar of claim 1, wherein: remove and be provided with driving motor (12) on seat (4), driving motor (12) with the top of flexible (mixing) shaft (5) is passed through universal joint (7) direct drive is connected, the output of driving motor (12) still is provided with power gear (13), remove seat (4) internal rotation be provided with power gear (13) meshed drive gear (14), the outer wall of ring rail (3) inlay be equipped with drive gear (14) meshed ring gear (15).

3. The high-speed mixing device for ready-mixed mortar according to claim 1, wherein: the telescopic stirring shaft (5) comprises an inner shaft (51) and an outer shaft (52), one end of the outer shaft (52) is of an open structure, one end of the inner shaft (51) penetrates through the opening of the outer shaft (52), and spiral stirring blades (6) are arranged on the peripheral side of the outer shaft (52).

4. The high-speed mixing device for ready-mixed mortar according to claim 3, wherein: the peripheral side of the inner shaft (51) is provided with a plurality of convex strips (54) along the axial direction, and the opening of the outer shaft (52) is internally provided with a plurality of grooves (55) which are in corresponding sliding fit with the convex strips (54).

5. The high-speed mixing device for ready-mixed mortar according to claim 4, wherein: the open end of the outer shaft (52) is provided with a sealing ring (56).

6. The high-speed mixing device for ready-mixed mortar of claim 1, wherein: the bottom wall of the mixing drum (1) is provided with a supporting seat (16), and a universal joint (7) at the bottom end of the telescopic stirring shaft (5) is rotatably connected with the supporting seat (16).

7. The high-speed mixing device for ready-mixed mortar of claim 6, wherein: be provided with on supporting seat (16) and be used for the protection bellows (17) of flexible (mixing) shaft (5) bottom position, flexible (mixing) shaft (5) bottom cover is equipped with sealing ring (18), the one end of bellows (17) with sealing ring (18) are fixed, the other end with supporting seat (16) are fixed.

8. The high-speed mixing device for ready-mixed mortar of claim 1, wherein: the scraping plate (11) is obliquely arranged.