Concrete mixer

Abstract

The utility model provides a concrete mixer and belongs to the technical field of concrete mixing. The problems that in the prior art, a concrete mixer is prone to being affected by vibration in the using process, and automatic feeding and discharging cannot be achieved are solved. The stirring device comprises a base plate, a cylinder assembly and an upper track, the cylinder assembly is fixedly mounted on the upper side of the base plate, a supporting seat is fixed on one side in a stirring cylinder, a stirring shaft is fixed on the supporting seat and is fixed in the stirring cylinder, a driven gear is fixed on the other side outside the stirring cylinder and is connected with the stirring shaft, and the upper track is connected with the driven gear. The upper track is obliquely mounted on the rear side of the stirring barrel, a hopper is mounted on the upper track, a material receiving body is arranged below the hopper and is communicated with the stirring barrel, a support pulley is fixedly connected to the outer side of the hopper, the pulley on the upper track is connected with a pulley support frame, and the pulley support frame is connected with the support pulley. The automatic stirring device has the advantages of high stability, high safety and automatic stirring.

Description

Technical Field

[0001] The utility model belongs to the technical field of concrete mixing and relates to a concrete mixer. Background Art

[0002] Concrete mixers are machines that mix cement, sand and gravel aggregates and water to make concrete mixture. According to the mixing principle, they are divided into self-falling type and forced type; according to the installation method, they are divided into fixed type and mobile type; according to the discharge method, they are divided into tilting type and non-tilting type; according to the mixing drum structure, they are divided into pear type, drum type, double cone type, disc vertical shaft type and round groove horizontal shaft type.

[0003] A Chinese patent with publication number CN205310519U discloses a concrete mixer, comprising a frame, a U-shaped base rotatably provided on the frame, a mixing drum rotatably provided on the base, a gear ring sleeved on the outer wall of the mixing drum, a bevel gear meshing with the gear ring and a motor driving the bevel gear to rotate are provided on the frame, a worm wheel is fixedly provided on the rotating shaft of the base, a worm screw meshing with the worm wheel is rotatably provided on the frame, a limiting component for supporting the mixing drum is fixedly provided on the base, the limiting component comprises a positioning ring sleeved on the outside of the mixing drum, the positioning ring is rotatably connected to the mixing drum, arc grooves are provided on the outer wall of the mixing drum and the inner wall of the positioning ring, a ball is provided between the positioning ring and the mixing drum, the limiting component comprises a plurality of limiting rollers abutting against the mixing drum, the base is provided with a bracket for placing the rollers, the bracket is rotatably connected to the limiting rollers, a protrusion is provided on the frame, the worm screw is rotatably connected to the protrusion, and an operating part for rotating the worm screw is provided at the end of the worm screw.

[0004] The utility model disclosed in this patent has a relatively simple structure and has the advantage of less labor-intensive stirring, but it is easily affected by vibration during use and cannot load and unload materials automatically. Utility Model Content

[0005] The purpose of the utility model is to provide a concrete mixer in view of the above problems existing in the prior art.

[0006] The purpose of the utility model can be achieved through the following technical solutions: a concrete mixer, comprising a chassis, a barrel assembly and an upper track, wherein the barrel assembly is fixedly installed on the upper side of the chassis, the barrel assembly comprises a mixing drum, a mixing shaft, a support seat, a driven gear, a front cover plate and a rear cover plate, the support seat is fixed to one side of the interior of the mixing drum, the mixing shaft is fixed on the support seat and fixed to the interior of the mixing drum, a driven gear is fixed on the other side of the outside of the mixing drum and the driven gear is connected to the mixing shaft, the upper track is obliquely installed on the rear side of the mixing drum, a hopper is fixedly installed on the upper side of the upper track, a material receiving body is arranged below the hopper, the material receiving body is communicated with the mixing drum, a support pulley is fixedly connected to the outside of the hopper, a pulley cover is arranged on the outside of the support pulley, a pulley support frame is slidably connected to the upper track, and the pulley support frame is connected to the support pulley.

[0007] In the above-mentioned concrete mixer, a support platform is provided in the middle of the upper track, and a winch reduction box is fixedly connected to the support platform.

[0008] In the above-mentioned concrete mixer, a mixing motor is arranged above one side of the chassis.

[0009] In the above concrete mixer, an adjustment frame is fixedly connected to the chassis, a driving gear is arranged on one side of the adjustment frame, and the driving gear is meshed with a driven gear.

[0010] In the above concrete mixer, an observation window is provided on the front cover plate, and a transparent glass plate is provided on the observation window.

[0011] Compared with the prior art, the concrete mixer provided by the utility model has the following beneficial effects: 1. Through the design of the mixing drum, the mixing shaft is installed in the mixing drum, and the mixing is carried out by the driven gear and the driving gear. The structure operates stably with less vibration; 2. Through the structural design of the support pulley and the upper track on the hopper, the movement of the hopper can be realized through the motor and the winch reducer, and automatic operation can be realized. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0013] Figure 2 This is a schematic structural diagram of the utility model from another angle;

[0014] Figure 3 It is a schematic diagram of the internal structure of the mixing drum.

[0015] In the figure: 1. chassis; 2. barrel assembly; 21. mixing barrel; 22. mixing shaft; 23. support seat; 24. driven gear; 25. front cover plate; 251. observation window; 26. rear cover plate; 3. upper track; 31. support platform; 4. hopper; 5. material receiving body; 6. support pulley; 61. pulley cover; 62. pulley support frame; 7. winch reduction box; 8. mixing motor; 9. adjustment frame; 91. driving gear. DETAILED DESCRIPTION

[0016] The following are specific embodiments of the present invention and the accompanying drawings to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

[0017] like Figures 1 to 3 As shown, this embodiment includes a chassis 1, a barrel assembly 2 and an upper track 3. The barrel assembly 2 is fixedly installed on the upper side of the chassis 1. The barrel assembly 2 includes a mixing barrel 21, a mixing shaft 22, a support seat 23, a driven gear 24, a front cover plate 25 and a rear cover plate 26. The support seat 23 is fixed to one side of the inside of the mixing barrel 21. The mixing shaft 22 is fixed on the support seat 23 and fixed to the inside of the mixing barrel 21. A driven gear 24 is fixed to the other side of the outside of the mixing barrel 21 and the driven gear 24 is connected to the mixing shaft 22. A mixing motor 8 is arranged above one side of the chassis 1. An adjustment frame 9 is placed on one side of the mixing motor 8. A driving gear 91 is arranged on one side of the adjustment frame 9. The driving gear 91 is meshed with the driven gear 24. The operation of the driving gear 91 drives the driven gear 24 to operate, and the mixing shaft 22 is rotated to perform mixing.

[0018] like Figure 1 to Figure 2 As shown, the upper track 3 is obliquely installed on the rear side of the mixing drum 21, and the hopper 4 is fixedly installed on the top of the upper track 3. A material receiving body 5 is arranged below the hopper 4, and the material receiving body 5 is communicated with the mixing drum 21. The material can enter the mixing drum 21 through the hopper 4 and the material receiving body 5. A support pulley 6 is fixedly connected to the outside of the hopper 4, and a pulley cover 61 is arranged on the outside of the support pulley 6. A pulley support frame 62 is slidably connected to the upper track 3, and the pulley support frame 62 is fixed to the support pulley 6. The pulley support frame 62 can slide on the inner wall of the upper track 3, and the support pulley 6 and the pulley support frame 62 enable the hopper 4 to move on the upper track 3.

[0019] To elaborate further, Figure 1 to Figure 2 As shown, a support platform 31 is provided in the middle of the upper track 3 , and a winch reduction box 7 is fixedly connected to the support platform 31 . The winch reduction box 7 is used to control the operation of the support pulley 6 .

[0020] To elaborate further, Figures 1 to 3As shown, an observation window 251 is provided on the front cover plate 25, and a transparent glass plate is provided on the observation window 251. The stirring condition inside the mixing drum 21 can be observed through the observation window 251, and through the protection of the front cover plate 25 and the rear cover plate 26, no debris will fly out during stirring, which plays a protective role.

[0021] The working principle of the utility model is as follows: the operation of the stirring motor 8 drives the winch reduction box 7 and the adjustment frame 9 to operate, the driving gear 91 on the adjustment frame 9 drives the driven gear 24 to operate, the driven gear 24 is connected to the stirring shaft 22, the winch reduction box 7 drives the support pulley 6 to operate, the support pulley 6 and the pulley support frame 62 control the hopper 4 to move along the upper track 3, realize automatic loading and unloading, the material enters the mixing drum 21 through the hopper 4 and the material receiving body 5, and the stirring shaft 22 operates to perform stirring work.

[0022] The specific embodiments described herein are merely examples of the spirit of the present invention. Those skilled in the art may make various modifications or additions to the specific embodiments described or replace them in similar ways, but they will not deviate from the spirit of the present invention or exceed the scope defined by the appended claims.

[0023] Although various terms are used more frequently in this article, the possibility of using other terms is not excluded. These terms are used only to more conveniently describe and explain the essence of the utility model; interpreting them as any additional restrictions is contrary to the spirit of the utility model.

Claims

1. A concrete mixer, comprising a chassis (1), a cylinder assembly (2) and an upper track (3), wherein the cylinder assembly (2) is fixedly mounted on the upper side of the chassis (1), and characterized in that: The barrel assembly (2) comprises a mixing barrel (21), a mixing shaft (22), a support seat (23), a driven gear (24), a front cover plate (25) and a rear cover plate (26); the support seat (23) is fixed to one side of the inside of the mixing barrel (21); the mixing shaft (22) is fixed on the support seat (23) and fixed to the inside of the mixing barrel (21); a driven gear (24) is fixed to the other side of the outside of the mixing barrel (21) and is connected to the driven gear (24) and the mixing shaft (22); the upper rail The upper track (3) is obliquely mounted on the rear side of the mixing drum (21); a hopper (4) is fixedly mounted on the upper side of the upper track (3); a material receiving body (5) is arranged below the hopper (4); the material receiving body (5) is connected to the mixing drum (21); a support pulley (6) is fixedly connected to the outside of the hopper (4); a pulley cover (61) is arranged on the outside of the support pulley (6); a pulley support frame (62) is slidably connected to the upper track (3); and the pulley support frame (62) is connected to the support pulley (6).

2. A concrete mixer according to claim 1, characterized in that: A support platform (31) is provided in the middle of the upper track (3), and a winch reduction box (7) is fixedly connected to the support platform (31).

3. A concrete mixer according to claim 1, characterized in that: A stirring motor (8) is arranged above one side of the chassis (1).

4. A concrete mixer according to claim 1, characterized in that: An adjustment frame (9) is fixedly connected to the chassis (1), a driving gear (91) is provided on one side of the adjustment frame (9), and the driving gear (91) is meshed with a driven gear (24).

5. A concrete mixer according to claim 1, characterized in that: An observation window (251) is provided on the front cover plate (25), and a transparent glass plate is provided on the observation window (251).

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