CN111408311A

CN111408311A - Mixer

Info

Publication number: CN111408311A
Application number: CN202010324578.8A
Authority: CN
Inventors: 赵德智; 马永骏
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-23
Filing date: 2020-04-23
Publication date: 2020-07-14

Abstract

The invention discloses a stirrer, which comprises a rack, a driving motor, a stirring barrel, a stirring shaft and a stirring paddle, wherein the stirring barrel and the driving motor are both arranged on the rack, the stirring shaft is arranged in the stirring barrel, two ends of the stirring shaft are rotationally connected with the stirring barrel, one end of the stirring shaft extends out of the stirring barrel and is connected with an output shaft of the driving motor, the stirring paddle is arranged on the stirring shaft, a feeding hole and a discharging hole are formed in the stirring barrel and are respectively used for adding materials into the stirring barrel and discharging the stirred materials, the stirrer also comprises a scraping plate, the scraping plate is fixedly connected with one end, far away from the stirring shaft, of the stirring paddle, and the scraping plate is attached to the inner surface of the stirring barrel and is used. The scraper is arranged, so that when the scraper is used for stirring materials, the inner wall of the stirring barrel can be cleaned constantly, the materials possibly attached to the inner wall of the stirring barrel are scraped, the inner wall of the stirring barrel is kept clean, and the stirring barrel does not need to be cleaned manually frequently.

Description

Mixer

Technical Field

The invention relates to a stirrer.

Background

The mixer is the instrument of stirring usefulness, current mixer, which comprises a frame, the churn, (mixing) shaft, stirring rake and motor, the churn is installed in the frame, the vertical setting of (mixing) shaft is and rotate with the churn and be connected, the top at the churn is installed to the motor, the output shaft and the stirring shaft of motor are connected, the motor drive (mixing) shaft rotates, the epaxial stirring rake of stirring stirs the material in to the churn, the mixer of this kind of structure, the inner wall of churn is smooth, when the material of stirring has certain humidity, often can adhere to on the churn inner wall, the time length can agglomerate, influence the use of mixer, need often to carry out artifical clearance to the churn is inside, not only consuming time and wasting power, and influence the stirring efficiency of mixer.

Disclosure of Invention

The invention aims to provide a stirrer, which solves the technical defect that materials are often adhered to the inner wall of a stirring cylinder when the stirrer stirs the materials in the prior art.

In order to solve the problems, the technical scheme adopted by the invention is as follows: the mixer, which comprises a frame, driving motor, the churn, (mixing) shaft and stirring rake, churn and driving motor all install in the frame, the (mixing) shaft sets up in the churn, its both ends rotate with the churn and are connected, the output shaft of churn and driving motor is stretched out to the one end of (mixing) shaft, the stirring rake sets up on the (mixing) shaft, it has feed inlet and discharge gate to be used for respectively adding the material and discharging the material after the stirring to the churn to open on the churn, still include the scraper blade, the one end fixed connection of (mixing) shaft is kept away from with the stirring rake to the scraper blade, and the scraper blade is laminated mutually with the internal surface of churn, be used. According to the invention, the scraper blade is fixed on the stirring paddle and is attached to the inner wall of the stirring cylinder, when materials are stirred, the scraper blade scrapes the materials attached to the inner wall of the stirring cylinder, and the materials cannot be aggregated and agglomerated on the inner surface of the stirring cylinder, so that the inner wall of the stirring cylinder is kept clean, the stirring cylinder does not need to be cleaned frequently, the stirring machine can be used continuously, and the stirring efficiency of the stirring machine is improved.

As a further improvement of the invention, the mixing drum is arranged at the top of the frame, the central line of the mixing drum is arranged along the horizontal direction, the mixing shaft is arranged along the central line direction of the mixing drum, the feeding port is arranged at the upper part of one end of the mixing drum far away from the driving motor, and the discharging port is arranged at the lower part of one end of the mixing drum close to the driving motor. According to the invention, the mixing drum is horizontally arranged, materials are put in from one end of the mixing drum, and are moved from one end of the mixing drum to the other end while being mixed, so that the materials are uniformly mixed.

As a further improvement of the invention, the mixing drum comprises an upper drum unit and a lower drum unit, the upper drum unit is rotatably connected with the lower drum unit, the lower drum unit is arranged on the frame, the mixing drum can be opened by rotating the upper drum unit, the feeding hole is arranged on the upper drum unit, and the discharging hole is arranged on the lower drum unit. The mixing drum is composed of two parts, and the mixing drum can be opened by rotating the upper drum body unit, so that the maintenance of the interior of the mixing drum is facilitated.

As a further improvement of the invention, a connecting piece is arranged on one side of the upper cylinder unit and the lower cylinder unit far away from the rotary connection of the upper cylinder unit and the lower cylinder unit, used for connecting the upper cylinder unit and the lower cylinder unit in a use state, the connecting piece comprises a lower connecting plate, an upper connecting plate, a plurality of connecting screw rods and nuts with the same number as the screw rods, the lower connecting plate is fixed at the edge of the lower cylinder unit, the connecting rod is vertical to the lower connecting plate, and are uniformly arranged along the axial direction of the mixing drum, the upper connecting plate is fixed on the upper drum unit, when the upper cylinder unit is covered on the lower cylinder unit, the lower surface of the upper connecting plate is jointed with the upper surface of the lower connecting plate, a plurality of U-shaped grooves corresponding to the connecting screw rods are arranged on the upper connecting plate, when the upper connecting plate is jointed with the lower connecting plate, the connecting screw penetrates through the U-shaped groove, and the nut is arranged on the connecting screw and is in threaded fit with the connecting screw. The connecting piece is arranged, so that the upper barrel unit and the lower barrel unit are relatively fixed when the device is used, and the upper barrel unit and the lower barrel unit are opened and closed conveniently by adopting the nut to be matched with the connecting screw rod.

As a further improvement of the invention, two ends of the mixing drum are respectively provided with a bearing seat, each bearing seat comprises an upper bearing seat unit and a lower bearing seat unit, the upper bearing seat unit and the lower bearing seat unit are respectively fixed on the upper barrel unit and the lower barrel unit, two ends of the mixing shaft are respectively provided with a bearing, and when the upper barrel unit and the lower barrel unit are covered, the bearings at the two ends of the mixing drum are respectively positioned in the bearing seats at the two ends of the mixing drum. The invention is provided with a bearing seat which is matched with the bearing so as to facilitate the rotating connection of the stirring shaft and the stirring cylinder, the bearing seat is composed of two parts, the two parts forming the bearing seat can be separated along with the rotation of the upper cylinder unit and the lower cylinder unit, and the stirring shaft is convenient to be taken down from the stirring cylinder.

As a further improvement of the invention, the frame comprises a cylinder frame and a motor frame, the lower cylinder unit is arranged on the cylinder frame, and the driving motor is arranged on the motor frame. The mechanism comprises two parts which are respectively used for installing the mixing drum and the driving motor, so that the integral installation of the mixer is facilitated.

As a further improvement of the invention, the top of the cylinder frame is provided with a cylinder support rod, the middle part of the cylinder support rod is bent downwards into an arc shape for matching with the lower cylinder unit, and the lower cylinder unit is placed on the cylinder support rod and fixed with the cylinder frame. The cylinder support rod is bent into an arc shape, so that the mixing cylinder is convenient to be matched with the cylinder frame.

As a further improvement of the invention, two ends of the cylinder body frame are respectively fixed with a baffle, and the surfaces of the opposite sides of the two baffles are respectively used for being attached to the two ends of the lower cylinder body unit. The two baffles are arranged, so that the lower cylinder unit can be axially limited from two ends, and the overall stability of the invention is further improved.

In conclusion, the beneficial effects of the invention are as follows: the scraper is arranged, so that when the scraper is used for stirring materials, the inner wall of the stirring barrel can be cleaned constantly, the materials possibly attached to the inner wall of the stirring barrel are scraped, the inner wall of the stirring barrel is kept clean, and the stirring barrel does not need to be cleaned manually frequently.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is a schematic perspective view of the present invention.

Fig. 3 is a schematic perspective view of another embodiment of the present invention.

FIG. 4 is a schematic view showing a three-dimensional structure of the mixing drum of the present invention in an opened state.

Fig. 5 is an exploded perspective view of the present invention.

Wherein: 1. a frame; 2. a drive motor; 3. a mixing drum; 4. a stirring shaft; 5. a stirring paddle; 6. a feed inlet; 7. a discharge port; 8. a squeegee; 9. an upper barrel unit; 10. a lower barrel unit; 11. a lower connecting plate; 12. an upper connecting plate; 13. connecting a screw rod; 14. a nut; 15. a U-shaped groove; 16. an upper bearing housing unit; 17. a lower bearing housing unit; 18. a bearing; 19. a barrel frame; 20. a motor frame; 21. a cylinder body supporting rod; 22. a baffle plate; 23. a coupling is provided.

Detailed Description

The following further describes embodiments of the present invention with reference to the drawings.

The stirring machine shown in fig. 1 to 5 comprises a frame 1, a driving motor 2, a stirring cylinder 3, a stirring shaft 4 and a stirring paddle 5, wherein the stirring cylinder 3 and the driving motor 2 are both installed on the frame 1, the stirring shaft 4 is arranged in the stirring cylinder 3, two ends of the stirring shaft 4 are rotatably connected with the stirring cylinder 3, one end of the stirring shaft 4 extends out of the stirring cylinder 3 and is connected with an output shaft of the driving motor 2 by a coupler 23, and the stirring paddle 5 is fixedly arranged on the stirring shaft 4.

Compared with the prior art, the scraper blade 8 is additionally arranged, the scraper blade 8 is fixedly connected with one end, far away from the stirring shaft 4, of the stirring paddle 5, the scraper blade 8 is fixed on the stirring paddle 5 in a welding mode, the scraper blade 8 is attached to the inner surface of the stirring barrel 3 and used for scraping materials attached to the inner surface of the stirring barrel 3, the length of the scraper blade 8 is slightly smaller than the length of the inner portion of the stirring barrel 3, and chamfers are arranged on two sides of the scraper blade 8 so that the scraper blade can scrape materials possibly attached to the inner surface of the stirring barrel 3.

The stirring cylinder 3 is arranged at the top of the frame 1, the central line of the stirring cylinder 3 is arranged along the horizontal direction, the stirring shaft 4 is arranged along the central line direction of the stirring cylinder 3, the central line of the stirring shaft 4 is collinear with the central line of the stirring cylinder 3, the feeding hole 6 is arranged at the upper part of one end of the stirring cylinder 3 far away from the driving motor 2, and the discharging hole 7 is arranged at the lower part of one end of the stirring cylinder 3 close to the driving motor 2. In the present invention, the discharge port 7 and the feed port 6 are respectively provided with a discharge door (not shown) and a feed door (not shown) for opening and closing the discharge port 7 and the feed port 6, and the connection modes of the discharge door and the feed door and the mixing drum 3 are the prior art, which is not described in detail in the present invention.

The mixing drum 3 preferably comprises an upper drum unit 9 and a lower drum unit 10, one side of the upper drum unit 9 is rotatably connected with one side of the lower drum unit 10 through a plurality of hinges, the lower drum unit 10 is installed on the rack 1, the mixing drum 3 can be opened by rotating the upper drum unit 9, the feed port 6 is formed in the upper drum unit 9, and the discharge port 7 is formed in the lower drum unit 10. The invention is characterized in that a connecting piece is arranged on one side of the upper cylinder unit 9 and the lower cylinder unit 10 far away from the hinge for rotationally connecting the upper cylinder unit 9 and the lower cylinder unit 10, and is used for connecting the upper cylinder unit 9 and the lower cylinder unit 10 in a use state, the connecting piece comprises a lower connecting plate 11, an upper connecting plate 12, a plurality of connecting screws 13 and nuts 14 with the same number as the screws, the lower connecting plate 11 is fixed on the edge of the lower cylinder unit 10, the invention preferably adopts a welding mode to fix the lower connecting plate 11 on the lower cylinder unit 10, the connecting screws 13 are vertical to the lower connecting plate 11, the bottom ends of the connecting screws 13 are welded and fixed on the upper surface of the lower connecting plate 11, the connecting screws 13 are uniformly arranged at equal intervals along the axial direction of the mixing cylinder 3, the upper connecting plate 12 is fixed on the upper cylinder unit 9, the upper connecting plate 12 is welded on the upper cylinder unit 9, when the upper cylinder unit 9 is covered on the lower cylinder unit 10, the lower surface of the upper connecting plate 12 is attached to the upper surface of the lower connecting plate 11, a plurality of U-shaped grooves 15 corresponding to the connecting screws 13 are formed in the upper connecting plate 12, the openings of the U-shaped grooves 15 are formed in the direction away from the upper cylinder unit 9, when the upper connecting plate 12 is attached to the lower connecting plate 11, the connecting screws 13 penetrate through the U-shaped grooves 15, the nuts 14 are arranged on the connecting screws 13 and are in threaded fit with the connecting screws 13, the upper connecting plate 12 is pressed on the lower connecting plate 11, when the mixing drum 3 needs to be opened, all the nuts 14 are detached from the connecting screws 13, and the upper cylinder unit 9 is rotated.

The two ends of the mixing drum 3 are respectively provided with a bearing seat, the bearing seats comprise an upper bearing seat unit 16 and a lower bearing seat unit 17, the upper bearing seat unit 16 and the lower bearing seat unit 17 are respectively welded and fixed at the end parts of the upper barrel unit 9 and the lower barrel unit 10, the upper bearing seat unit 16 and the lower bearing seat unit 17 are covered to form a space with a fixed bearing, two ends of the stirring shaft 4 are respectively provided with a bearing 18, wherein the inner ring of the bearing 18 is in interference fit with the stirring shaft 4, and when the upper barrel unit 9 and the lower barrel unit 10 are covered, the bearings 18 at the two ends of the mixing drum 3 are respectively positioned in the bearing seats at the two ends of the mixing drum 3 and fix the outer ring of the bearing 18.

The frame 1 comprises a cylinder frame 19 and a motor frame 20, the lower cylinder unit 10 is arranged on the cylinder frame 19, and the driving motor 2 is detachably arranged on the motor frame 20 by bolts. According to the invention, the top of the barrel rack 19 is welded with the barrel support rod 21, the middle part of the barrel support rod 21 is bent downwards to form an arc shape and is used for being matched with the lower barrel unit 10, the lower barrel unit 10 is placed on the barrel support rod 21 and is fixed with the barrel rack 19, and the outer surface of the lower barrel unit 10 is preferably fixed with the barrel mechanism 19 and the barrel support rod 21 in a welding mode, so that the stirring barrel 3 is prevented from rotating relative to the barrel rack 19 when in use. In the present invention, preferably, two baffles 22 are respectively fixed at two ends of the cylinder frame 19, and the surfaces of the two baffles 22 at the two ends of the cylinder frame 19 on the opposite sides are respectively used for being attached to two ends of the lower cylinder unit 10 so as to axially fix the lower cylinder unit 10.

When the stirring device is used, materials to be stirred are placed into the stirring cylinder 3 from the feeding hole 6, the driving motor 2 drives the stirring shaft 4 to rotate, the stirring paddles 5 on the stirring shaft 4 rotate along with the stirring shaft 4 at the same time, the materials move towards the discharging hole 7 while being stirred, and after the stirring is finished, the materials are discharged from the discharging hole 7. When the stirring device is used for stirring materials, the scraper 8 is attached to the inner surface of the stirring cylinder 3, so that the materials attached to the inner surface of the stirring cylinder 3 can be scraped, and the structures of the materials on the inner surface of the stirring cylinder 3 and the like are prevented. When the stirring cylinder 3 is repaired or replaced, such as the stirring shaft 4, the stirring paddle 5 and the scraper 8, the nut 14 is removed, and the stirring cylinder 3 can be opened by rotating the upper cylinder unit 9, so that the internal maintenance of the stirring cylinder 3 in the invention is facilitated.

Parts which are not specifically described in the above description are prior art or can be realized by the prior art. The specific embodiments of the present invention are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention. That is, all equivalent changes and modifications made according to the content of the claims of the present invention should be regarded as the technical scope of the present invention.

Claims

1. The mixer, which comprises a frame (1), driving motor (2), churn (3), (mixing) shaft (4) and stirring rake (5), churn (3) and driving motor (2) are all installed in frame (1), stirring shaft (4) set up in churn (3), its both ends rotate with churn (3) and are connected, the output shaft of churn (3) and driving motor (2) is stretched out to the one end of (mixing) shaft (4), stirring rake (5) set up on (mixing) shaft (4), it has feed inlet (6) and discharge gate (7) to be used for respectively adding the material and discharging the material after the stirring in churn (3) to open on churn (3), its characterized in that: the scraper blade (8) is fixedly connected with one end, far away from the stirring shaft (4), of the stirring paddle (5), and the scraper blade (8) is attached to the inner surface of the stirring cylinder (3) and used for scraping off materials attached to the inner surface of the stirring cylinder (3).

2. A mixer according to claim 1, wherein: the stirring cylinder (3) is installed at the top of the frame (1), the central line of the stirring cylinder (3) is arranged along the horizontal direction, the stirring shaft (4) is arranged along the central line direction of the stirring cylinder (3), the feeding port (6) is arranged at the upper part of one end, far away from the driving motor (2), of the stirring cylinder (3), and the discharging port (7) is arranged at the lower part of one end, close to the driving motor (2), of the stirring cylinder (3).

3. A mixer according to claim 2, wherein: the mixing drum (3) comprises an upper drum unit (9) and a lower drum unit (10), the upper drum unit (9) is rotatably connected with the lower drum unit (10), the lower drum unit (10) is installed on the rack (1), the mixing drum (3) can be opened by rotating the upper drum unit (9), the feeding port (6) is formed in the upper drum unit (9), and the discharging port (7) is formed in the lower drum unit (10).

4. A mixer according to claim 3, wherein: a connecting piece is arranged on one side of the upper cylinder unit (9) and the lower cylinder unit (10) far away from the side in rotary connection with the upper cylinder unit and the lower cylinder unit, and is used for connecting the upper cylinder unit (9) and the lower cylinder unit (10) in a use state, the connecting piece comprises a lower connecting plate (11), an upper connecting plate (12), a plurality of connecting screws (13) and nuts (14) with the same number as the screws, the lower connecting plate (11) is fixed on the edge of the lower cylinder unit (10), the connecting screws (13) are vertical to the lower connecting plate (11) and are uniformly arranged along the axial direction of the mixing drum (3), the upper connecting plate (12) is fixed on the upper cylinder unit (9), the lower surface of the upper connecting plate (12) is attached to the upper surface of the lower connecting plate (11) in a state that the upper cylinder unit (9) is covered on the lower cylinder unit (10), the upper connecting plate (12) is provided with a plurality of U-shaped grooves (15) corresponding, when the upper connecting plate (12) is attached to the lower connecting plate (11), the connecting screw (13) penetrates through the U-shaped groove (15), and the nut (14) is arranged on the connecting screw (13) and is in threaded fit with the connecting screw (13).

5. A mixer according to claim 4, wherein: the two ends of the mixing drum (3) are respectively provided with a bearing seat, each bearing seat comprises an upper bearing seat unit (16) and a lower bearing seat unit (17), the upper bearing seat unit (16) and the lower bearing seat unit (17) are respectively fixed on the upper drum unit (9) and the lower drum unit (10), two ends of the mixing shaft (4) are respectively provided with a bearing (18), when the upper drum unit (9) and the lower drum unit (10) are mutually covered, the bearings (18) at the two ends of the mixing drum (3) are respectively positioned in the bearing seats at the two ends of the mixing drum (3).

6. A mixer according to claim 3, 4 or 5, wherein: the frame (1) comprises a cylinder frame (19) and a motor frame (20), the lower cylinder unit (10) is installed on the cylinder frame (19), and the driving motor (2) is installed on the motor frame (20).

7. A mixer according to claim 6, wherein: the top of the barrel rack (19) is provided with a barrel support rod (21), the middle part of the barrel support rod (21) is bent downwards into an arc shape and is used for being matched with the lower barrel unit (10), and the lower barrel unit (10) is placed on the barrel support rod (21) and is fixed with the barrel rack (19).

8. A mixer according to claim 7, wherein: two ends of the cylinder body frame (19) are respectively fixed with a baffle plate (22), and the surfaces of the two opposite sides of the baffle plates (22) are respectively used for being attached to the two ends of the lower cylinder body unit (10).