Concrete mixer

By using multiple sets of mixing rods and arc-shaped mixing leaves in the concrete mixer, the problem that concrete cannot be fully mixed and mixed in the prior art is solved, and a more efficient mixing effect is achieved.

CN222987248UActive Publication Date: 2025-06-17XINJIANG KERUN TECH CO LTD
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Patent Information

Application Number
CN202421531071.X
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-06-28
Publication Date
2025-06-17
Estimated Expiration
2034-06-28

AI Technical Summary

Technical Problem

The existing concrete mixers use a single-group mixer to stir in the center of the mixing chamber, resulting in the partial deposit of the concrete raw material at the bottom of the mixing chamber, and cannot be fully stirred and mixed, and multiple stirring is required to reduce the stirring efficiency.

Method used

A concrete mixer is designed, using multiple sets of mixing rods to stir around the inner wall of the mixing chamber, and multiple sets of arc-shaped mixing leaves are provided at the outer end of the mixing rod to improve the mixing efficiency.

Benefits of technology

Through the combination of multiple sets of stirring rods and arc-shaped stirring leaves, a more thorough stirring and mixing of concrete is achieved, which significantly improves the stirring efficiency and reduces the number of stirring times.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the field of mixers, in particular to a concrete mixer. The technical problems that in the using process of an existing concrete stirrer, a single set of stirring rods are usually used for stirring in the center of a stirring cavity, part of concrete raw materials are deposited at the bottom of the stirring cavity, concrete cannot be fully stirred and mixed, multiple times of stirring are needed, and the stirring efficiency of the stirrer is reduced are solved. According to the technical scheme, the concrete mixer comprises a shell assembly, a mixing assembly and a supporting bracket, by combining the feeding pipe and the discharging valve, a worker can put concrete raw materials into the stirring cavity through the feeding pipe, and after concrete stirring is completed, the worker can press the valve switch, so that the electromagnetic control valve controls the discharging valve to be opened, and the stirred concrete flows out of the discharging port.
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Description

Technical Field

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

[0002] A concrete mixer is an important device widely used in the construction industry, mainly used for uniformly mixing cement, sand, stones, water and various additives in a certain proportion to produce various concrete mixtures that meet the engineering requirements. In the process of using the existing concrete mixer, usually a single set of stirring rods is used to stir in the center of the stirring chamber, so that part of the concrete raw materials will be deposited at the bottom of the stirring chamber, resulting in insufficient stirring and mixing of the concrete, and multiple stirrings are required, reducing the stirring efficiency of the mixer. Therefore, we propose a concrete mixer to solve the problems mentioned above. Content of the Utility Model

[0003] In order to overcome the problem that in the process of using the existing concrete mixer, usually a single set of stirring rods is used to stir in the center of the stirring chamber, so that part of the concrete raw materials will be deposited at the bottom of the stirring chamber, resulting in insufficient stirring and mixing of the concrete, and multiple stirrings are required, reducing the stirring efficiency of the mixer.

[0004] The technical solution of the utility model is: a concrete mixer, comprising a housing assembly, a stirring assembly and a support bracket; the housing assembly includes a housing and a feeding runway, a stirring chamber is provided inside the housing, a stirring assembly for stirring concrete is provided inside the stirring chamber, the stirring assembly includes a turntable and stirring rods, a support frame for supporting the housing assembly is provided below the housing, and the support frame includes an arc-shaped plate and support legs.

[0005] Preferably, a feeding pipe is provided at the upper end of the housing, a feeding port is provided at the upper end of the feeding pipe, the feeding port is communicated with the stirring chamber, a discharging port is provided at the front end of the housing, a discharging valve is provided inside the discharging port, an electromagnetic control valve is provided in a matching manner with the discharging valve, the electromagnetic control valve is located at the center of the front end of the housing, and a valve switch is provided at the front end of the electromagnetic control valve. By combining the feeding pipe and the discharging valve, the staff can put concrete raw materials into the stirring chamber through the feeding pipe. After the concrete is stirred, the staff can press the valve switch to make the electromagnetic control valve control the discharging valve to open, so that the stirred concrete flows out from the discharging port.

[0006] Preferably, an outlet runway is provided at the outer end of the discharge port. A discharge groove is formed inside the outlet runway. Splash-proof baffles are respectively arranged on both sides of the discharge groove. A connection joint is provided at the center of the rear end of the housing. A transmission hole is formed in the center of the connection joint, and the transmission hole penetrates through the connection joint. The combination of the splash-proof baffle and the discharge groove enables the splash-proof baffle to prevent concrete from splashing out when the concrete is discharged from the discharge groove.

[0007] Preferably, the turntable is located inside the mixing chamber. A transmission disc is provided at the center of the rear end of the turntable. A transmission shaft is provided at the center of the rear end of the transmission disc. One end of the transmission shaft away from the transmission disc passes through the transmission hole and extends to the outer end of the housing. A driving motor is provided at one end of the transmission shaft away from the transmission disc. The combination of the transmission shaft and the turntable enables the driving motor to drive the transmission shaft to drive the transmission disc to rotate during mixing, and the turntable can drive multiple groups of stirring rods to rotate.

[0008] Preferably, there are multiple groups of stirring rods, and the multiple groups of stirring rods are arranged around the front end of the turntable. An activity shaft is provided at one end of the stirring rod close to the turntable. A connection seat is provided at one end of the activity shaft away from the stirring rod. One end of the connection seat is connected to the activity shaft, and the other end of the connection seat extends to the front end of the turntable. The combination of multiple groups of stirring rods enables circumferential stirring along the inner wall of the mixing chamber compared with other mixers that stir in the center, and the concrete is stirred and mixed more thoroughly.

[0009] Preferably, arc-shaped stirring blades are provided at the outer ends of the stirring rods. There are multiple groups of arc-shaped stirring blades, and the multiple groups of arc-shaped stirring blades are arranged around the outer ends of the stirring rods. The combination of multiple groups of arc-shaped stirring blades enables the arc-shaped stirring blades at the outer ends of the multiple groups of stirring rods to further stir the concrete when the multiple groups of stirring rods rotate circumferentially, thereby improving the stirring efficiency of the concrete.

[0010] Preferably, a support groove is formed on the surface of the arc-shaped plate. An embedded groove for accommodating the outlet runway is formed at the front edge of the arc-shaped plate. There are two groups of support legs, and the two groups of support legs are arranged at intervals along the lower end of the arc-shaped plate. The support groove on the surface of the arc-shaped plate fixes the housing, and the housing is supported by the two groups of support legs.

[0011] Advantages of the present utility model:

[0012] 1. The combination of the feed pipe and the discharge valve enables the staff to put concrete raw materials into the mixing chamber through the feed pipe. After the concrete is mixed, the staff can press the valve switch, and the electromagnetic control valve controls the discharge valve to open, allowing the mixed concrete to flow out from the discharge port. The combination of the splash-proof baffle and the discharge groove enables the splash-proof baffle to prevent concrete from splashing out when the concrete is discharged from the discharge groove. The combination of the transmission shaft and the turntable enables the driving motor to drive the transmission shaft to drive the transmission disc to rotate during mixing, and the turntable can drive multiple groups of stirring rods to rotate.

[0013] 2. By combining multiple groups of stirring rods, compared with other mixers that stir in the center, the multiple groups of stirring rods perform circumferential stirring along the inner wall of the stirring chamber, mixing the concrete more thoroughly. By combining multiple groups of arc-shaped stirring blades, when the multiple groups of stirring rods rotate circumferentially, the arc-shaped stirring blades at the outer ends of the multiple groups of stirring rods can further stir the concrete, thereby improving the stirring efficiency of the concrete. The shell is fixed by the supporting grooves on the surface of the arc-shaped plate, and the shell is supported by two groups of support legs, solving the problem that in the existing concrete mixer, during use, usually a single group of stirring rods stirs in the center of the stirring chamber, causing some of the concrete raw materials to deposit at the bottom of the stirring chamber, resulting in insufficient mixing of the concrete and requiring multiple stirrings, reducing the stirring efficiency of the mixer. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the present utility model;

[0015] Figure 2 It is a schematic diagram of the outer shell assembly of the present utility model;

[0016] Figure 3 It is another perspective schematic diagram of the outer shell assembly of the present utility model;

[0017] Figure 4 It is a schematic diagram of the stirring assembly of the present utility model;

[0018] Figure 5 It is a schematic diagram of the support frame of the present utility model.

[0019] Description of the reference numerals: 1. Outer shell assembly; 101. Shell; 102. Feed pipe; 103. Feed inlet; 104. Stirring chamber; 105. Connection joint; 106. Transmission hole; 107. Discharge port; 108. Discharge valve; 109. Electromagnetic control valve; 110. Valve switch; 111. Discharge runway; 112. Discharge groove; 2. Stirring assembly; 201. Driving motor; 202. Transmission shaft; 203. Transmission disc; 204. Turntable; 205. Connection seat; 206. Movable shaft; 207. Stirring rod; 208. Arc-shaped stirring blade; 3. Support frame; 301. Arc-shaped plate; 302. Support groove; 303. Embedded groove; 304. Support leg. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0020] The present utility model will be further described below in conjunction with the drawings and embodiments.

[0021] Please refer to Figure 1-2, this utility model provides an embodiment: a concrete mixer, which includes a housing assembly 1, a mixing assembly 2 and a support bracket; the housing assembly 1 includes a housing 101 and a feeding runway, an inner part of the housing 101 is provided with a mixing chamber 104, and an inner part of the mixing chamber 104 is provided with a mixing assembly 2 for mixing concrete. The mixing assembly 2 includes a turntable 204 and mixing rods 207. Below the housing 101 is provided with a support frame 3 for supporting the housing assembly 1, and the support frame 3 includes an arc-shaped plate 301 and support legs 304.

[0022] Please refer to Figure 1-3 , in this embodiment, an upper end of the housing 101 is provided with a feeding pipe 102, an upper end of the feeding pipe 102 is provided with a feeding port 103, the feeding port 103 is in communication with the mixing chamber 104. A discharging port 107 is provided at a front end of the housing 101, an inner part of the discharging port 107 is provided with a discharging valve 108, and an electromagnetic control valve 109 is provided in a matching manner with the discharging valve 108. The electromagnetic control valve 109 is located at a center of the front end of the housing 101, and a valve switch 110 is provided at a front end of the electromagnetic control valve 109. By combining the feeding pipe 102 and the discharging valve 108, it enables a staff member to put concrete raw materials into the mixing chamber 104 through the feeding pipe 102. After the concrete is mixed, the staff member can press the valve switch 110 to enable the electromagnetic control valve 109 to control the opening of the discharging valve 108, so that the mixed concrete flows out from the discharging port 107. An outer end of the discharging port 107 is provided with a discharging runway 111, an inner part of the discharging runway 111 is provided with a discharging groove 112, and splash-proof baffle plates are respectively provided on both sides of the discharging groove 112. A connection joint 105 is provided at a center of a rear end of the housing 101, and a transmission hole 106 is provided at a center of the connection joint 105, and the transmission hole 106 penetrates through the connection joint 105. By combining the splash-proof baffle plates and the discharging groove 112, when the concrete is discharged from the discharging groove 112, the splash-proof baffle plates can prevent the concrete from splashing out.

[0023] Please refer to Figure 1-4, in this embodiment, the turntable 204 is located inside the mixing chamber 104. A transmission disc 203 is provided at the center of the rear end of the turntable 204, and a transmission shaft 202 is provided at the center of the rear end of the transmission disc 203. One end of the transmission shaft 202 away from the transmission disc 203 passes through the transmission hole 106 and extends to the outer end of the housing 101. A drive motor 201 is provided at one end of the transmission shaft 202 away from the transmission disc 203. By combining the transmission shaft 202 with the turntable 204, when mixing, the drive motor 201 can drive the transmission shaft 202 to drive the transmission disc 203 to rotate, and the turntable 204 can drive multiple groups of stirring rods 207 to rotate. There are multiple groups of stirring rods 207, and the multiple groups of stirring rods 207 are arranged around the front end of the turntable 204. One end of the stirring rod 207 close to the turntable 204 is provided with a movable shaft 206, and a connecting seat 205 is provided at one end of the movable shaft 206 away from the stirring rod 207. One end of the connecting seat 205 is connected to the movable shaft 206, and the other end of the connecting seat 205 extends to the front end of the turntable 204. By combining multiple groups of stirring rods 207, compared with other mixers that mix in the center, the multiple groups of stirring rods 207 perform circumferential mixing along the inner wall of the mixing chamber 104, and the concrete is mixed more thoroughly.

[0024] Please refer to Figure 1-5 , in this embodiment, arc-shaped stirring blades 208 are provided at the outer ends of the stirring rods 207. There are multiple groups of arc-shaped stirring blades 208, and the multiple groups of arc-shaped stirring blades 208 are arranged around the outer ends of the stirring rods 207. By combining multiple groups of arc-shaped stirring blades 208, when the multiple groups of stirring rods 207 rotate circumferentially, the arc-shaped stirring blades 208 at the outer ends of the multiple groups of stirring rods 207 can further stir the concrete, thereby improving the stirring efficiency of the concrete. A support groove 302 is formed on the surface of the arc-shaped plate 301, and an embedded groove 303 for accommodating the discharge runway 111 is formed at the front edge of the arc-shaped plate 301. There are two sets of support legs 304, and the two sets of support legs 304 are arranged at intervals along the lower end of the arc-shaped plate 301. The support groove 302 on the surface of the arc-shaped plate 301 plays a fixing role on the housing 101, and the housing 101 is supported by the two sets of support legs 304.

[0025] When working, the staff first puts the concrete raw materials into the mixing chamber 104 from the feed inlet 103 of the feed pipe 102, and then drives the transmission shaft 202 to drive the transmission disc 203 to rotate through the drive motor 201. The turntable 204 can drive multiple groups of stirring rods 207 to perform circumferential mixing along the inner wall of the mixing chamber 104, and the concrete is mixed more thoroughly.

[0026] When the multiple groups of stirring rods 207 rotate circumferentially, the arc-shaped stirring blades 208 at the outer ends of the multiple groups of stirring rods 207 can further stir the concrete, thereby improving the stirring efficiency of the concrete.

[0027] After the stirring is completed, the staff can press the valve switch 110 to enable the electromagnetic control valve 109 to control the opening of the discharge valve 108, allowing the stirred concrete to flow out from the discharge port 107. Through the combination of the anti-splash baffle and the discharge chute 112, when the concrete is discharged from the discharge chute 112, the anti-splash baffle can prevent the concrete from splashing out.

[0028] According to the above steps, the staff first put the concrete raw materials into the stirring chamber 104, and then drive the turntable 204 through the drive motor 201 to drive multiple groups of stirring rods 207 to perform circumferential stirring along the inner wall of the stirring chamber 104. When the stirring rods 207 rotate circumferentially, the arc-shaped stirring blades 208 at the outer ends of the multiple groups of stirring rods 207 can further stir the concrete, thereby improving the stirring efficiency of the concrete.

[0029] The above has described the embodiments of the present invention in detail with reference to the accompanying drawings. However, the present invention is not limited to the above embodiments, and various changes can be made without departing from the gist of the present invention within the scope of knowledge possessed by those skilled in the art.

Claims

1. A concrete mixer, comprising a housing assembly (1); characterized in that: The invention also comprises a stirring assembly (2) and a supporting bracket; the outer shell assembly (1) comprises a shell (101) and a feeding track; a stirring chamber (104) is provided inside the shell (101); a stirring assembly (2) for stirring concrete is provided inside the stirring chamber (104); the stirring assembly (2) comprises a rotating disk (204) and a stirring rod (207); a supporting bracket (3) for supporting the outer shell assembly (1) is provided below the shell (101); the supporting bracket (3) comprises an arc-shaped plate (301) and a supporting leg (304).

2. A concrete mixer according to claim 1, characterized in that: A feed pipe (102) is provided at the upper end of the shell (101), a feed port (103) is provided at the upper end of the feed pipe (102), the feed port (103) is communicated with the stirring chamber (104), a discharge port (107) is provided at the front end of the shell (101), a discharge valve (108) is provided inside the discharge port (107), and an electromagnetic control valve (109) is provided to match the discharge valve (108), the electromagnetic control valve (109) is located at the front end center of the shell (101), and a valve switch (110) is provided at the front end of the electromagnetic control valve (109).

3. A concrete mixer according to claim 2, characterized in that: A discharge track (111) is provided at the outer end of the discharge port (107), a discharge trough (112) is provided inside the discharge track (111), splash shields are provided on both sides of the discharge trough (112), a connection joint (105) is provided at the center of the rear end of the shell (101), a transmission hole (106) is provided at the center of the connection joint (105), and the transmission hole (106) passes through the connection joint (105).

4. A concrete mixer according to claim 3, characterized in that: The rotating disk (204) is located inside the stirring chamber (104), a transmission disk (203) is provided at the rear end center of the rotating disk (204), a transmission shaft (202) is provided at the rear end center of the transmission disk (203), one end of the transmission shaft (202) away from the transmission disk (203) passes through the transmission hole (106) and extends to the outer end of the housing (101), and a driving motor (201) is provided at one end of the transmission shaft (202) away from the transmission disk (203).

5. A concrete mixer according to claim 4, characterized in that: A plurality of stirring rods (207) are provided, and the plurality of stirring rods (207) are arranged around the front end of the turntable (204); a movable shaft (206) is provided at one end of the stirring rod (207) close to the turntable (204); a connecting seat (205) is provided at one end of the movable shaft (206) away from the stirring rod (207); one end of the connecting seat (205) is connected to the movable shaft (206), and the other end of the connecting seat (205) extends to the front end of the turntable (204).

6. A concrete mixer according to claim 5, characterized in that: The outer end of the stirring rod (207) is provided with an arc-shaped stirring blade (208), and the arc-shaped stirring blade (208) is provided with multiple groups, and the multiple groups of arc-shaped stirring blades (208) are arranged around the outer end of the stirring rod (207).

7. A concrete mixer according to claim 3, characterized in that: A supporting groove (302) is provided on the surface of the arc-shaped plate (301), an embedded groove (303) for accommodating the discharge track (111) is provided at the front edge of the arc-shaped plate (301), and two groups of supporting legs (304) are provided, and the two groups of supporting legs (304) are spaced apart along the lower end of the arc-shaped plate (301).