Concrete mixer convenient to clean

Abstract

The utility model belongs to the technical field of concrete mixers, and particularly relates to a concrete mixer convenient to clean, which comprises a mixing tank, a motor is fixedly mounted at the bottom of the mixing tank, an output shaft of the motor penetrates through the mixing tank and is connected with the mixing tank through a sealing bearing, and a rotating shaft is fixedly connected to the tail end of the output shaft. The upper section of a shaft body of the rotating shaft is fixedly connected with a stirring rod, the outer side of the shaft body of the rotating shaft is slidably sleeved with a material jacking seat, the material jacking seat is movably connected with the stirring tank, and the bottom of the material jacking seat is fixedly connected with a jacking pin. The cleaning mechanism is arranged on the inner side of the tank cover of the stirring tank, can be driven by the motor to rotate and then is connected with the high-pressure water source through the water conveying pipe, so that clean water can be conveyed in the rotating disc in the cleaning mechanism, and then the pipe wall of the stirring tank can be subjected to high-pressure rotating washing through the nozzle; therefore, the purpose of conveniently cleaning the inner wall of the stirring tank is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of concrete mixers, in particular to a concrete mixer which is easy to clean. Background Art

[0002] A concrete mixer is a special device for mixing concrete. It is often used at construction sites. For example, the invention patent with announcement number CN111391130A discloses a concrete mixer, which includes a mixing box. A drive motor is fixedly provided outside the mixing box. The drive motor is connected to a main shaft. The main shaft rotates around its own axis under the action of the drive motor. A stirring paddle is fixedly provided on the main shaft. The stirring paddle is fixedly arranged on the side of the main shaft. A discharge shaft is fixedly provided at one end of the main shaft facing the bottom of the mixing box. A discharge scraper is connected to the discharge shaft. When the stirring paddle is stirring, the discharge scraper is separated from the bottom of the inner cavity of the mixing box.

[0003] After the existing concrete mixer is used, concrete will remain on the inner wall, which is not easy to clean after solidification. In addition, the traditional concrete mixer pours out the mixed concrete, and the discharge method is not convenient. Therefore, improvement is needed. Utility Model Content

[0004] The utility model aims to provide a concrete mixer that is easy to clean, thereby solving the problem that after use, concrete will remain on the inner wall of the existing concrete mixer, which is difficult to clean after solidification, and solving the problem that the traditional concrete mixer is to pour out the mixed concrete, which is not convenient for discharging.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a concrete mixer that is easy to clean, comprising a mixing tank, a motor is fixedly installed at the bottom of the mixing tank, the output shaft of the motor passes through the mixing tank and is connected to the mixing tank through a sealed bearing, the end of the output shaft is fixedly connected to a rotating shaft, the upper section of the shaft body of the rotating shaft is fixedly connected to a stirring rod, a material ejecting seat is slidably sleeved on the outer side of the shaft body of the rotating shaft, the material ejecting seat and the mixing tank are movably connected, a ejecting pin is fixedly connected to the bottom of the material ejecting seat, a bevel ring is fixedly connected to the inner bottom of the mixing tank, and the bevel ring conflicts with the ejecting pin, a tank cover is slidably connected to the top of the mixing tank, and a cleaning mechanism is provided on the inner side of the tank cover.

[0006] Preferably, a guide block is fixedly connected to the lower section of the shaft body of the rotating shaft, and the guide block is slidably connected to the ejecting seat. The setting of the guide block has a guiding effect on the movement of the ejecting seat on the rotating shaft.

[0007] Preferably, the side wall of the mixing tank is provided with a discharge port, a sliding pin is fixedly connected to the upper outer portion of the mixing tank, a blocking door is slidably sleeved on the outer side of the pin body of the sliding pin, and the blocking door is slidably connected to the outer wall of the mixing tank, a limiting block is fixedly connected to the bottom of the sliding pin, and the limiting block contacts the flange of the blocking door, and a positioning magnetic block is fixedly connected to the upper section of the pin body of the sliding pin. The setting of the blocking door has a blocking effect on the discharge port.

[0008] Preferably, a guide seat is fixedly connected to the outside of the mixing tank and below the baffle, and the guide seat abuts against the baffle. The setting of the guide seat has a guide effect on the discharged concrete.

[0009] Preferably, a clamp block is fixedly connected to the upper outer portion of the mixing tank, a positioning pin is arranged inside the clamp block, and the positioning pin is fixedly connected to the tank cover. The arrangement of the clamp block and the positioning pin has a positioning effect for the installation of the tank cover on the mixing tank.

[0010] Preferably, the cleaning mechanism comprises a fixed shaft mounted on the top of the inner side of the tank cover through a bearing, a rotating disk is fixedly connected to the bottom of the fixed shaft, a square shaft is fixedly connected to the bottom of the rotating disk, the square shaft is clamped with the rotating shaft, a nozzle is arranged at the bottom of the rotating disk, a sleeve is mounted on the outer side of the rotating disk through a sealing bearing, a fixed rod is fixedly connected to the upper end of the sleeve, the top of the fixed rod is fixedly connected to the tank cover, a delivery pipe is fixedly connected to the inside of the sleeve, the delivery pipe passes through the tank cover and extends to the outside of the tank cover. The cleaning mechanism is provided to facilitate the cleaning of the inner wall of the stirring tank.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0012] 1. The utility model arranges a cleaning mechanism on the inner side of the tank cover of the mixing tank. The cleaning mechanism can be driven to rotate by a motor and then connected to a high-pressure water source through a water pipe. In this way, clean water can be transported to a rotating disk in the cleaning mechanism, and then the pipe wall of the mixing tank can be high-pressure rotated and flushed through a nozzle, thereby achieving the purpose of facilitating the cleaning of the inner wall of the mixing tank.

[0013] 2. The utility model provides a slidable material-lifting seat on the outside of the rotating shaft for driving the stirring rod, and then provides a lift pin at the bottom of the material-lifting seat. When the material-lifting seat rotates with the rotating shaft through the guide block, the lift pin rotates on the inclined ring below it, so that the material-lifting seat moves up and down periodically, and then pushes out the concrete, so as to achieve the purpose of facilitating material unloading. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional diagram of the overall structure of the utility model;

[0015] Figure 2 For the utility model Figure 1 A front cross-sectional view of

[0016] Figure 3 For the utility model Figure 2 A magnified view of the structure of part A;

[0017] Figure 4 For the utility model Figure 2 A three-dimensional diagram of the local structure.

[0018] In the figure: 1, mixing tank; 2, motor; 3, rotating shaft; 4, stirring rod; 5, ejector seat; 6, guide block; 7, ejector pin; 8, bevel ring; 9, cleaning mechanism; 10, discharge port; 11, sliding pin; 12, baffle; 13, limit block; 14, positioning magnetic block; 15, guide seat; 16, tank cover; 17, clamping block; 18, positioning pin; 91, fixed shaft; 92, rotating disk; 93, square shaft; 94, nozzle; 95, sleeve; 96, conveying pipe; 97, fixing rod. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figure 1 , Figure 2 , Figure 4 A concrete mixer that is easy to clean includes a mixing tank 1, a motor 2 is fixedly installed at the bottom of the mixing tank 1, the output shaft of the motor 2 passes through the mixing tank 1 and is connected to the mixing tank 1 through a sealed bearing, a rotating shaft 3 is fixedly connected to the end of the output shaft, a stirring rod 4 is fixedly connected to the upper section of the shaft body of the rotating shaft 3, a material ejection seat 5 is slidably sleeved on the outer side of the shaft body of the rotating shaft 3, the material ejection seat 5 and the mixing tank 1 are movably connected, a ejection pin 7 is fixedly connected to the bottom of the material ejection seat 5, a bevel ring 8 is fixedly connected to the inner bottom of the mixing tank 1, and the bevel ring 8 is in conflict with the ejection pin 7, a guide block 6 is fixedly connected to the lower section of the shaft body of the rotating shaft 3, and the guide block 6 is slidably connected to the material ejection seat 5. The setting of the guide block 6 has a guiding effect on the movement of the material ejection seat 5 on the rotating shaft 3.

[0021] See also Figure 1 , Figure 2 , Figure 3The side wall of the mixing tank 1 is provided with a discharge port 10, a sliding pin 11 is fixedly connected to the upper outer side of the mixing tank 1, a baffle 12 is slidably sleeved on the outer side of the pin body of the sliding pin 11, and the baffle 12 is slidably connected to the outer wall of the mixing tank 1, a limiting block 13 is fixedly connected to the bottom of the sliding pin 11, and the limiting block 13 contacts the flange of the baffle 12, and a positioning magnetic block 14 is fixedly connected to the upper part of the pin body of the sliding pin 11. The setting of the baffle 12 has a blocking effect on the discharge port 10. A guide seat 15 is fixedly connected to the outer side of the mixing tank 1 and located below the baffle 12, and the guide seat 15 conflicts with the baffle 12. The setting of the guide seat 15 has a diversion effect on the discharged concrete. A clamping block 17 is fixedly connected to the upper outer side of the mixing tank 1, and a positioning pin 18 is arranged inside the clamping block 17, and the positioning pin 18 is fixedly connected to the tank cover 16. The arrangement of the clamping block 17 and the positioning pin 18 has a positioning effect on the installation of the tank cover 16 on the mixing tank 1 .

[0022] See also Figure 1 , Figure 2 The top of the stirring tank 1 is slidably connected with a tank cover 16, and a cleaning mechanism 9 is arranged on the inner side of the tank cover 16. The arrangement of the cleaning mechanism 9 facilitates the cleaning of the inner wall of the stirring tank 1. The cleaning mechanism 9 comprises a fixed shaft 91 mounted on the inner top of the tank cover 16 through a bearing, a rotating disk 92 is fixedly connected to the bottom of the fixed shaft 91, a square shaft 93 is fixedly connected to the bottom of the rotating disk 92, the square shaft 93 is engaged with the rotating shaft 3, a nozzle 94 is arranged at the bottom of the rotating disk 92, a sleeve 95 is mounted on the outer side of the rotating disk 92 through a sealing bearing, a fixing rod 97 is fixedly connected to the upper end of the sleeve 95, and the top of the fixing rod 97 is fixedly connected to the tank cover 16, a delivery pipe 96 is fixedly connected to the inside of the sleeve 95, and the delivery pipe 96 passes through the tank cover 16 and extends to the outer side of the tank cover 16.

[0023] The specific implementation process of the utility model is as follows: when in use, the motor 2 can drive the rotating shaft 3 to rotate, and the rotating shaft 3 drives the stirring rod 4 to rotate, so as to stir the concrete in the mixing tank 1, and during the rotation of the rotating shaft 3, the material lifting seat 5 will rotate with the rotating shaft 3 through the guide block 6, and the lifting pin 7 at the bottom of the material lifting seat 5 rotates on the inclined ring 8 below it, so that the material lifting seat 5 moves up and down periodically, and then the baffle door 12 is pulled upward to make it attract the positioning magnetic block 14, and then the concrete can be discharged from the discharge port 10;

[0024] After the concrete is discharged, the tank cover 16 is buckled on the top of the mixing tank 1, and is positioned by the positioning pin 18 and the clamping block 17, and the square shaft 93 is also inserted into the rotating shaft 3, so that the rotating disk 92 on the square shaft 93 will rotate with the rotating shaft 3, and then the delivery pipe 96 is connected to the high-pressure clean water, so that the high-pressure clean water can be delivered to the rotating disk 92, and then the nozzle 94 can be used to perform high-pressure rotation flushing on the pipe wall of the mixing tank 1, thereby achieving the purpose of facilitating the cleaning of the inner wall of the mixing tank 1.

[0025] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A concrete mixer that is easy to clean, comprising a mixing tank (1), characterized in that: The bottom of the stirring tank (1) is fixedly mounted with an electric motor (2); the output shaft of the electric motor (2) passes through the stirring tank (1) and is connected to the stirring tank (1) via a sealed bearing; the end of the output shaft is fixedly connected with a rotating shaft (3); the upper section of the shaft body of the rotating shaft (3) is fixedly connected with a stirring rod (4); the outer side of the shaft body of the rotating shaft (3) is slidably sleeved with a material ejecting seat (5); the material ejecting seat (5) and the stirring tank (1) are movably connected; the bottom of the material ejecting seat (5) is fixedly connected with a ejecting pin (7); the inner bottom of the stirring tank (1) is fixedly connected with a bevel ring (8), and the bevel ring (8) contacts the ejecting pin (7); the top of the stirring tank (1) is slidably connected with a tank cover (16), and a cleaning mechanism (9) is arranged on the inner side of the tank cover (16).

2. The easy-to-clean concrete mixer according to claim 1, characterized in that: The lower section of the shaft body of the rotating shaft (3) is fixedly connected with a guide block (6), and the guide block (6) is slidably connected with the ejecting seat (5).

3. The easy-to-clean concrete mixer according to claim 1, characterized in that: The side wall of the mixing tank (1) is provided with a discharge port (10); a sliding pin (11) is fixedly connected to the upper outer portion of the mixing tank (1); a stopper (12) is slidably sleeved on the outer side of the pin body of the sliding pin (11); the stopper (12) is slidably connected to the outer wall of the mixing tank (1); a limit block (13) is fixedly connected to the bottom of the sliding pin (11); the limit block (13) is in contact with the flange of the stopper (12); and a positioning magnetic block (14) is fixedly connected to the upper section of the pin body of the sliding pin (11).

4. The easy-to-clean concrete mixer according to claim 3, characterized in that: A flow guide seat (15) is fixedly connected to the outside of the mixing tank (1) and located below the baffle door (12), and the flow guide seat (15) is in contact with the baffle door (12).

5. The easy-to-clean concrete mixer according to claim 1, characterized in that: A clamping block (17) is fixedly connected to the upper outer portion of the stirring tank (1), a positioning pin (18) is provided inside the clamping block (17), and the positioning pin (18) is fixedly connected to the tank cover (16).

6. The easy-to-clean concrete mixer according to claim 1, characterized in that: The cleaning mechanism (9) comprises a fixed shaft (91) mounted on the top of the inner side of the tank cover (16) through a bearing, a rotating disk (92) is fixedly connected to the bottom of the fixed shaft (91), a square shaft (93) is fixedly connected to the bottom of the rotating disk (92), the square shaft (93) is clamped with the rotating shaft (3), a nozzle (94) is arranged at the bottom of the rotating disk (92), a sleeve (95) is mounted on the outer side of the rotating disk (92) through a sealing bearing, a fixed rod (97) is fixedly connected to the upper end of the sleeve (95), the top of the fixed rod (97) is fixedly connected to the tank cover (16), a delivery pipe (96) is fixedly connected to the inside of the sleeve (95), and the delivery pipe (96) passes through the tank cover (16) and extends to the outer side of the tank cover (16).

Images