CN211590694U - Concrete mixer - Google Patents

Abstract

The utility model discloses a concrete mixer, which comprises a base, four supporting rods are respectively and fixedly connected with four corners of the bottom end of the base, four fixing rods are evenly and fixedly connected with the top end of the base, a stirring tank is arranged on the top end of the base in a laminating way, the top ends of the four fixing rods are respectively and fixedly connected with the outer wall of the stirring tank, a rotating shaft is arranged in the stirring tank, a plurality of stirring rods are evenly and fixedly connected with the rotating shaft and arranged in the stirring tank, an upper belt wheel is fixedly connected with the rotating shaft through a fixing sleeve, a lower belt wheel is arranged under the upper belt wheel, the lower belt wheel drives the upper belt wheel to rotate through a belt, the upper belt wheel drives the rotating shaft and the stirring rods to rotate, whether residual concrete in the stirring tank blocks the stirring rods is detected, if the stirring rods are blocked, two vertical rods on one side of a disc extend, the lower belt pulley drives the rotating shaft and the stirring rod to rotate.

Description

a concrete mixer

technical field

The utility model relates to the field of construction, in particular to a concrete mixer.

Background technique

Concrete mixers are widely used in the field of construction. It is a machine that mixes cement, sand and gravel aggregates and water into concrete mixtures. However, after the mixed concrete is discharged, there is still residual concrete in the mixing tank. The concrete in the mixing tank will hinder the rotation of the mixing blade after solidification, but it is not convenient to observe. Since the mixing blade is driven by the driving motor, if the remaining concrete blocks the mixing blade, the driving motor will be locked.

Utility model content

In order to solve the above problems, the present invention provides a concrete mixer.

The utility model is realized through the following technical solutions:

A concrete mixer includes a base, four support rods are respectively fixedly connected to the four corners of the bottom end of the base, four fixing rods are evenly connected to the top of the base, and a mixing tank is fitted on the top of the base. The tops of the fixed rods are respectively fixedly connected with the outer wall of the stirring tank. The stirring tank is provided with a rotating shaft. A plurality of stirring rods are evenly and fixedly connected to the rotating shaft. The multiple stirring rods are arranged in the stirring tank. The ends respectively pass through the two vertical walls of the stirring tank and are rotatably connected with them. A connecting rod is fixedly connected to one side of the top of the base, and a mounting plate is fixedly connected to the top of the connecting rod. The top of the mounting plate is fixedly installed with a drive motor. The output end of the drive motor is fixedly connected with one end of the rotating shaft, one end of the rotating shaft is fixedly sleeved with a first limit ring, one side of the first limit ring is fitted with one side of the stirring tank, and one end of the rotating shaft is fixed with a sleeve The upper pulley is connected, the upper pulley is arranged between the drive motor and the stirring tank, the other end of the rotating shaft is fixedly connected with a limit block, one side of the limit block is attached to the other side of the stirring tank, and the stirring The bottom end of the other side of the tank is provided with a discharge port, the top of the discharge port is hinged with a sealing cover, the top of the stirring tank is provided with a feed port, the top of the base is fixedly connected with an L-shaped rod, and the L-shaped rod The horizontal rod is fixedly connected with the other side of the mixing tank, the horizontal rod of the L-shaped rod is covered with a rotatable sleeve, the top of the sleeve is fixedly connected with a vertical rod, and the top of the sleeve is provided with a second threaded hole , a disc is fixedly sleeved on the sleeve, two transverse bars are symmetrically and fixedly connected on one side of the disc, and a rotatable lower pulley is sleeved on the L-shaped bar transverse bar, and the lower pulley is arranged on the upper Just below the pulley, two second limit rings are fitted on both sides of the lower pulley respectively, and the two second limit rings are fixedly sleeved on the cross bar of the L-shaped rod, one of which One side is fitted with one side of the sleeve, and one side of the lower pulley is symmetrically provided with two through holes, the through holes are arranged opposite to the axis of the crossbar, and one end of the two crossbars respectively extends into the two through holes and Passing through the lower pulley, one end of one of the transverse rods passing through the lower pulley is provided with a first threaded hole, the inner diameter of the first threaded hole is the same as the inner diameter of the second threaded hole, and a bolt is screwed in the first threaded hole, so The upper pulley and the lower pulley are connected by a belt belt.

Preferably, the base and the support rod are fixedly connected by welding.

Preferably, the two support rods on the left are 5 cm-8 cm higher than the two support rods on the right.

Compared with the prior art, the beneficial effect of the present utility model is: the device is fixedly sleeved with an upper pulley through the rotating shaft, a lower pulley is arranged just below the upper pulley, the lower pulley drives the upper pulley to rotate through the belt, and the upper pulley rotates. Drive the rotating shaft and the stirring rod to rotate, and check whether there is any residual concrete in the mixing tank to block the stirring rod. In the hole, by pushing the vertical rod back and forth, the lower pulley drives the rotating shaft and the stirring rod to rotate, so that the stirring rod repeatedly strikes the solidified concrete in the mixing tank to make it fall off, and partially cleans the solidified concrete in the mixing tank. It can also protect the drive motor from damage.

Description of drawings

Fig. 1 is the structure diagram of the described structure of the present utility model;

Figure 2 is a side view of the structure of the present invention.

In the picture: 1. Base, 2. Support rod, 3. Stirring tank, 4. Rotating shaft, 5. Stirring rod, 6. Discharge port, 7. Sealing cover, 8. Limit block, 9. First limit Ring, 10. Feed port, 11. Upper pulley, 12. Belt, 13. Mounting plate, 14. Drive motor, 15. Connecting rod, 16. L-shaped rod, 17. Vertical rod, 18. Lower pulley, 19. Disc, 20. Sleeve, 21. Crossbar, 22. Second limit ring, 23. Bolt, 24. Through hole, 25. First threaded hole, 26. Second threaded hole, 27. Fixed rod.

Detailed ways

Below in conjunction with the accompanying drawings and specific embodiments, the present utility model is described in further detail:

As shown in Figures 1 and 2, a concrete mixer includes a base 1, four support rods 2 are fixedly connected to the four corners of the bottom end of the base 1, and four fixed rods 27 are evenly connected to the top of the base 1. The top of the base 1 A stirring tank 3 is fitted in place, and the tops of the four fixing rods 27 are respectively fixedly connected with the outer wall of the stirring tank 3. The stirring tank 3 is provided with a rotating shaft 4, and a plurality of stirring rods 5 are evenly and fixedly connected to the rotating shaft 4. The rod 5 is arranged in the stirring tank 3, and the two ends of the rotating shaft 4 respectively pass through the two vertical walls of the stirring tank 3 and are rotatably connected with it. The top side of the base 1 is fixedly connected with a connecting rod 15, and the top of the connecting rod 15 is fixedly connected with a mounting plate. 13. A drive motor 14 is fixedly installed at the top of the mounting plate 13, the output end of the drive motor 14 is fixedly connected to one end of the rotating shaft 4, and one end of the rotating shaft 4 is fixedly sleeved with a first limit ring 9, and one side of the first limit ring 9 is connected to the stirring shaft. One side of the tank 3 is attached, one end of the rotating shaft 4 is fixedly sleeved with the upper pulley 11, the upper pulley 11 is arranged between the driving motor 14 and the stirring tank 3, and the other end of the rotating shaft 4 is fixedly connected to the limit block 8, the limit block 8 One side is attached to the other side of the stirring tank 3, the bottom end of the other side of the stirring tank 3 is provided with a discharge port 6, the top of the discharge port 6 is hinged with a sealing cover 7, the top of the stirring tank 3 is provided with a feeding port 10, and the base 1. The top end is fixedly connected with an L-shaped rod 16, and the cross rod of the L-shaped rod 16 is fixedly connected with the other side of the mixing tank 3. The cross rod of the L-shaped rod 16 is covered with a rotatable sleeve 20, and the top of the sleeve 20 is fixedly connected with a The vertical rod 17, the top end of the sleeve 20 is provided with a second threaded hole 26, the sleeve 20 is fixedly sleeved with a disc 19, one side of the disc 19 is symmetrically and fixedly connected with two transverse rods 21, and the L-shaped rod 16 is sleeved on the transverse rod There is a rotatable lower pulley 18, the lower pulley 18 is arranged directly below the upper pulley 11, and two second limit rings 22 are fitted on both sides of the lower pulley 18 respectively, and the two second limit rings 22 are fixedly sleeved. On the transverse rod of the L-shaped rod 16 , one side of the second limit ring 22 is attached to the side of the sleeve 20 , and two through holes 24 are symmetrically provided on one side of the lower pulley 18 , and the through holes 24 are connected to the transverse rod 21 . The axes are arranged opposite to each other. One end of the two transverse rods 21 respectively extends into the two through holes 24 and passes through the lower pulley 18. One end of one of the transverse rods 21 passing through the lower pulley 18 is provided with a first threaded hole 25. The first thread The inner diameter of the hole 25 is the same as the inner diameter of the second threaded hole 26 , the first threaded hole 25 is screwed with a bolt 23 , and the upper pulley 11 and the lower pulley 18 are connected by the belt 12 .

The base 1 and the support rod 2 are fixedly connected by welding.

The two support rods 2 on the left are 5cm-8cm higher than the two support rods 2 on the right.

Working principle: first place the device in the working area, when the concrete needs to be stirred, first manually rotate the lower pulley 18, because the lower pulley 18 is connected with the upper pulley 11 through the belt 12, when the lower pulley 18 rotates, the upper pulley 11 will drive the rotating shaft 4 and the stirring rod 5 to operate, so as to detect whether the concrete remaining in the mixing tank 3 has an influence on the rotation of the stirring rod 5. If the lower pulley 18 cannot be rotated at a certain place, that is, the mixing tank 3 remains. The concrete will jam the stirring rod 5, at this time rotate the bolt 23 screwed on the second threaded hole 26 to make it disengage, push the disc 19 to drive the sleeve 20 to slide on the cross bar of the L-shaped rod 16 and rotate the circular The plate 19 makes the two transverse rods 21 extend into and out of the two opposite through holes 24, and the bolts 23 are screwed into the first threaded holes 25 so that the transverse rods 21 cannot be disengaged from the through holes 24 during use. Push the vertical rod 17 back and forth, so that the stirring rod 5 repeatedly beats the solidified concrete in the mixing tank 3 to make it fall off, until the stirring rod 5 can rotate freely in the mixing tank 3, and rotate the bolt 23 to make it from the first threaded hole 25. To disengage, push the disc 19 to move to one side, after the cross bar 21 is disengaged from the through hole 24, screw the bolt 23 into the second threaded hole 26 and clamp the cross bar of the L-shaped rod 16 to make the sleeve 20 can not be freely rotated, pour the concrete to be stirred into the mixing tank 3 from the feeding port 10, turn on the power supply of the driving motor 14, and the output end of the driving motor 14 drives the rotating shaft 4 and the stirring rod 5 to carry out the concrete mixing. After mixing, open the sealing cover 7 and discharge the mixed concrete from the discharge port 6, thus completing the mixing of the concrete. Before use, it can be directly observed whether the solidified concrete in the mixing tank 3 rotates The rotation of the shaft 4 and the stirring rod 5 has an influence, so that hidden dangers are discovered in advance, thereby protecting the driving motor 14 .

The basic principles, main features and advantages of the present invention have been shown and described above. It should be understood by those skilled in the art that the present invention is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions only illustrate the principle of the present invention. Without departing from the spirit and scope of the present invention, the present invention The new model will also have various changes and improvements, which all fall within the scope of the claimed invention. The claimed scope of the present invention is defined by the appended claims and their equivalents.

Claims (3)

1. A concrete mixer, comprising a base (1), and four support rods (2) are respectively fixedly connected at the four corners of the bottom end of the base (1), characterized in that: the top of the base (1) is evenly fixedly connected with Four fixing rods (27), the top of the base (1) is fitted with a stirring tank (3), and the tops of the four fixing rods (27) are respectively fixedly connected to the outer wall of the stirring tank (3). ) is provided with a rotating shaft (4), a plurality of stirring rods (5) are evenly and fixedly connected to the rotating shaft (4), and a plurality of stirring rods (5) are arranged in the stirring tank (3), on the rotating shaft (4) (4) The two ends respectively pass through the two vertical walls of the stirring tank (3) and are rotatably connected with it, the top side of the base (1) is fixedly connected with a connecting rod (15), and the top of the connecting rod (15) is fixedly connected There is a mounting plate (13), the top of the mounting plate (13) is fixedly mounted with a drive motor (14), and the output end of the drive motor (14) is fixedly connected with one end of the rotating shaft (4), and the rotating shaft (4) One end is fixedly sleeved with a first limit ring (9), one side of the first limit ring (9) is fitted with one side of the stirring tank (3), and one end of the rotating shaft (4) is fixedly sleeved with an upper pulley (11), the upper pulley (11) is arranged between the drive motor (14) and the stirring tank (3), the other end of the rotating shaft (4) is fixedly connected with a limit block (8), the limit block (8) One side is attached to the other side of the stirring tank (3), the bottom end of the other side of the stirring tank (3) is provided with a discharge port (6), and the top of the discharge port (6) is hinged with a seal The lid (7), the top of the stirring tank (3) is provided with a feeding port (10), the top of the base (1) is fixedly connected with an L-shaped rod (16), and the crossbar of the L-shaped rod (16) is connected to the The other side of the stirring tank (3) is fixedly connected, a rotatable sleeve (20) is sleeved on the horizontal bar of the L-shaped rod (16), and a vertical rod (17) is fixedly connected to the top of the sleeve (20). The top of the sleeve (20) is provided with a second threaded hole (26), a disc (19) is fixedly sleeved on the sleeve (20), and two sides of the disc (19) are symmetrically and fixedly connected on one side. A cross bar (21), the L-shaped bar (16) is covered with a rotatable lower pulley (18), the lower pulley (18) is arranged directly below the upper pulley (11), the lower pulley (18) Two second limit rings (22) are respectively fitted on both sides of the pulley (18), and the two second limit rings (22) are fixedly sleeved on the cross bar of the L-shaped rod (16), and one of the second limit rings (22) is One side of the second limit ring (22) is fitted with one side of the sleeve (20), and one side of the lower pulley (18) is symmetrically provided with two through holes (24), and the through holes (24) are connected to the cross bar. (21) The axes are arranged opposite to each other, one end of the two transverse rods (21) respectively protrudes into the two through holes (24) and passes through the lower pulley (18), and one of the transverse rods (21) passes through the lower pulley (18) One end is provided with a first threaded hole (25), the inner diameter of the first threaded hole (25) is the same as the inner diameter of the second threaded hole (26), and a bolt (23) is screwed into the first threaded hole (25) , the upper pulley (11) and the lower pulley (18) are connected by a belt (12). 2 . The concrete mixer according to claim 1 , wherein the base ( 1 ) and the support rod ( 2 ) are fixedly connected by welding. 3 . 3. A concrete mixer according to claim 1, characterized in that: the two support rods (2) on the left side are 5cm-8cm higher than the two support rods (2) on the right side.

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