Stirring device for concrete
By introducing a water pump and water conduction hole system into the concrete mixing device, the cooling is reduced while mixing, the problem of insufficient heat dissipation during concrete solidification is solved, and the quality of concrete and the safety of building structure are improved.
Patent Information
- Application Number
- CN202420187570.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-01-26
- Publication Date
- 2024-12-20
- Estimated Expiration
- 2034-01-26
AI Technical Summary
During the solidification process, heat cannot be completely dissipated, resulting in weakening of cracks and strength, affecting the safety of the house structure.
A mixing device for concrete is designed. By setting up a pump pump and a water conductor hole system during the stirring process, cooling is reduced while stirring, and the passages of the first and second agitating paddles and paddles are used to achieve sufficient stirring of concrete and Cool down.
It effectively shortens the mixing time, improves the quality and performance of concrete, ensures heat dissipation during concrete hardening, reduces the risk of cracks, and improves the safety of building structures.
Smart Images
Figure CN222201077U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of concrete preparation, in particular to a stirring device for concrete. Background Art
[0002] A concrete mixer is a machine that mixes cement, sand and gravel aggregates and water to make a concrete mixture. It is also an indispensable tool in the field of house construction, bringing great convenience to the construction process.
[0003] However, when concrete is mixed, the cement in the concrete undergoes a chemical reaction that releases heat during the concrete production process. During the solidification process, the heat cannot be completely dissipated, causing concrete cracks and weakening the strength of the concrete. These situations will directly affect the overall structure of the house and cause great safety hazards.
[0004] Therefore, a mixing device for concrete is provided to cool the concrete during the mixing process, thereby reducing the impact on the building and ensuring that the quality of the concrete hardening meets the requirements. Utility Model Content
[0005] Therefore, the purpose of the utility model is to provide a mixing device for concrete to solve the problems raised in the above background technology.
[0006] In order to solve the above technical problems, the utility model provides the following technical solutions: a mixing device for concrete, comprising a mixing tank, a top cover is arranged on the top of the mixing tank, a plurality of feeding holes are arranged on the top cover, the feeding holes are evenly arranged in a circle around the center of the top cover, a plurality of support rods are arranged at the bottom of the mixing tank, the support rods are evenly arranged in a circle around the center of the mixing tank, a discharge hopper is arranged at the bottom of the side wall of the mixing tank; a bottom platform is arranged on the inner bottom surface of the mixing tank, and a mixing device is arranged above the bottom platform.
[0007] As a preferred solution of the stirring device for concrete described in the utility model, the stirring device includes a stirring column, one end of which passes through the lower surface of the stirring tank and is connected to the motor box.
[0008] As a preferred solution of the mixing device for concrete described in the utility model, a cavity is arranged on the top of the mixing column, a water outlet groove is arranged on the side wall of the cavity, a first mixing paddle is arranged outside the water outlet groove on the side wall of the mixing column, a paddle rod is arranged at the bottom of one end of the first mixing paddle, and a second mixing paddle is arranged at the bottom of the paddle rod.
[0009] As a preferred solution of the mixing device for concrete described in the utility model, a water pump is arranged at the bottom of the motor box, a bearing is arranged on the bottom surface of the mixing column, a water inlet pipe is arranged inside the bearing, one end of the water inlet pipe passes through the motor box and is connected to the water pump, and a water pump is arranged on one side surface of the water pump; the other end of the water inlet pipe is located at the bottom of the cavity of the mixing column.
[0010] As a preferred solution of the mixing device for concrete described in the utility model, the interior of the first mixing paddle is a cavity, the shape and size of the cavity cross section are the same as the water outlet trough, and a first water guide hole is arranged on the inner bottom surface of the first mixing paddle.
[0011] As a preferred solution of the mixing device for concrete described in the utility model, the paddle rod is arc-shaped, a water channel is arranged inside the paddle rod, and the size and position of the water channel are the same as those of the first water guide hole.
[0012] As a preferred solution of the mixing device for concrete described in the utility model, a second water guide hole is arranged on one surface of the second mixing paddle, the size of the second water guide hole is the same as the size of the water channel, and a water outlet hole is arranged at the other end of the second mixing paddle, and the water outlet hole and the second water guide hole are connected inside the second mixing paddle.
[0013] As a preferred solution of the mixing device for concrete described in the utility model, a slide is arranged on the top of the mixing column, a top column is arranged on the top of the slide, a sealing plate is arranged on the other end of the top column, the thickness of the sealing plate is the same as the thickness of the top cover, and the top surface of the sealing plate is flush with the top surface of the top cover.
[0014] Beneficial effects of the utility model:
[0015] 1. The utility model provides a stirring device for concrete, which increases the stirring times and expands the stirring range by arranging a first stirring paddle and a second stirring paddle, makes the stirring more sufficient, shortens the stirring time, and improves the quality and performance of the concrete.
[0016] 2. The utility model provides a mixing device for concrete, which cools the concrete during the mixing process by arranging a water pump to pump water into the mixing tank, so that the heat cannot be completely dissipated during the solidification process.
[0017] 3. The utility model provides a mixing device for concrete, which realizes mixing and cooling at the same time by arranging passages inside the first mixing paddle, the paddle rod and the second mixing paddle. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following briefly introduces the drawings required for the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative labor. Among them:
[0019] Figure 1 This is a schematic diagram of the overall structure of a mixing device for concrete according to the utility model;
[0020] Figure 2 This is a schematic diagram of the internal structure of a mixing device for concrete according to the utility model;
[0021] Figure 3 This is a schematic structural diagram of a mixing device for concrete according to the utility model;
[0022] Figure 4 This is a schematic diagram of the internal structure of a mixing column of a mixing device for concrete according to the utility model;
[0023] Figure 5 This is a schematic diagram of the internal structure of a first stirring paddle of a stirring device for concrete according to the utility model;
[0024] Figure 6 This is a schematic diagram of the overall structure of a first stirring paddle of a mixing device for concrete according to the utility model;
[0025] Figure 7 This is a schematic diagram of the back structure of a second stirring paddle of a mixing device for concrete according to the utility model;
[0026] Figure 8 The utility model is a front structural schematic diagram of a second stirring paddle of a stirring device for concrete.
[0027] Description of reference numerals:
[0028] 1. Mixing tank; 11. Support rod; 12. Top cover; 13. Feeding hole; 14. Discharge hopper; 2. Stirring device; 21. Stirring column; 22. First stirring paddle; 23. Paddle rod; 24. Second stirring paddle; 25. Slide; 26. Top column; 27. Sealing plate; 28. Water outlet trough; 29. Bottom platform; 3. Motor box; 4. Water pump; 41. Water pipe; 42. Water inlet pipe; 5. First water guide hole; 51. Water channel; 52. Second water guide hole; 53. Water outlet hole; 6. Bearing. DETAILED DESCRIPTION
[0029] In order to make the above-mentioned purposes, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below in conjunction with the accompanying drawings.
[0030] Reference Figure 1-8 , a mixing device for concrete provided by the utility model, the mixing device for concrete comprises a mixing tank 1, a top cover 12 is arranged on the top of the mixing tank 1, a plurality of feeding holes 13 are arranged on the top cover 12, the feeding holes 13 are evenly arranged in a circle around the center of the top cover 12, a plurality of support rods 11 are arranged at the bottom of the mixing tank 1, the support rods 11 are evenly arranged in a circle around the center of the mixing tank 1, a discharge hopper 14 is arranged at the bottom of the side wall of the mixing tank 1; a bottom platform 29 is arranged on the inner bottom surface of the mixing tank 1, and a mixing device 2 is arranged above the bottom platform 29.
[0031] Specifically, a top cover 12 is provided on the top cover 12, and a plurality of feeding holes 13 are arranged on the top cover 12. The feeding holes 13 are evenly arranged in a circle around the center of the top cover 12. The top cover 12 can prevent concrete from splashing outward during mixing, and mixing raw materials are added to the inside of the mixing tank 1 through the feeding holes 13. The plurality of feeding holes 13 are provided, and feeding can be performed from different positions; a plurality of support rods 11 are provided at the bottom of the mixing tank 1, and the support rods 11 are evenly arranged in a circle around the center of the mixing tank 1, and the mixing tank 1 is supported by the support rods 11; a discharge hopper 14 is provided at the bottom of the side wall of the mixing tank 1, and the mixed concrete is discharged through the discharge hopper 14; a bottom platform 29 is provided on the inner bottom surface of the mixing tank 1, and a stirring device 2 is provided above the bottom platform 29. The bottom platform 29 is truncated cone-shaped, so that the mixed concrete can slide to the discharge hopper 14 through the side of 19, and a stirring device 2 is provided on the top surface of the bottom platform 29, and the concrete is stirred by the stirring device 2.
[0032] The stirring device 2 includes a stirring column 21 , one end of which passes through the lower surface of the stirring tank 1 and is connected to the motor box 3 .
[0033] Specifically, one end of the stirring column 21 passes through the lower surface of the stirring tank 1 and is connected to the motor box 3. One end of the stirring column 21 passes through the base 29 and can rotate inside the base 29. The stirring column 21 is driven to rotate through the motor box 3.
[0034] A cavity is provided at the top of the stirring column 21, and a water outlet trough 28 is provided on the side wall of the cavity. A first stirring paddle 22 is provided outside the side wall water outlet trough 28 of the stirring column 21, a paddle rod 23 is provided at the bottom of one end of the first stirring paddle 22, and a second stirring paddle 24 is provided at the bottom of the paddle rod 23.
[0035] Specifically, the mixing column 21 is provided with a first mixing paddle 22 on the side wall, and the added raw materials are preliminarily mixed by the first mixing paddle 22; a paddle rod 23 is provided at the bottom of one end of the first mixing paddle 22, and a second mixing paddle 24 is provided at the bottom of the paddle rod 23, and the concrete is secondarily mixed by the second mixing paddle 24 to make the mixing more sufficient.
[0036] A water pump 4 is arranged at the bottom of the motor box 3, a bearing 6 is arranged on the bottom surface of the stirring column 21, a water inlet pipe 42 is arranged inside the bearing 6, one end of the water inlet pipe 42 passes through the motor box 3 and is connected to the water pump 4, and a water pump 41 is arranged on one side surface of the water pump 4; the other end of the water inlet pipe 42 is located at the bottom of the cavity of the stirring column 21.
[0037] Specifically, a water pump 4 is provided at the bottom of the motor box 3, and a water pump pipe 41 is provided on one side surface of the water pump 4; the other end of the water inlet pipe 42 is located at the bottom of the cavity of the stirring column 21, and one end of the water inlet pipe 42 passes through the motor box 3 and is connected with the water pump 4, so that the motor box 3 drives the stirring column 21 to rotate while driving the water pump 4 to work, and water is pumped by the water pump pipe 41 and injected into the stirring column 21 through the water inlet pipe 42; a bearing 6 is provided on the bottom surface of the stirring column 21, and a water inlet pipe 42 is provided inside the bearing 6, so that the water inlet pipe 42 can remain stationary when the stirring column 21 rotates through the bearing 6.
[0038] The interior of the first stirring paddle 22 is a cavity, and the shape and size of the cross section of the cavity are the same as those of the water outlet trough 28 . A first water guide hole 5 is provided on the inner bottom surface of the first stirring paddle 22 .
[0039] Specifically, the water outlet groove 28 is sealed against the inner cavity of the first stirring paddle 22 , and water flows into the stirring tank 1 through the first water guide hole 5 .
[0040] The paddle rod 23 is in an arc shape, and a water channel 51 is arranged inside the paddle rod 23 . The size and position of the water channel 51 are the same as those of the first water guide hole 5 .
[0041] Specifically, the paddle rod 23 is arc-shaped, so that the stirring range of the second stirring paddle 24 is offset from the stirring range of the first stirring paddle 22, thereby improving the stirring speed and stirring quality. A water channel 51 is arranged inside the paddle rod 23. The size and position of the water channel 51 are the same as those of the first water guide hole 5. Water is discharged outward through the water channel 51.
[0042] A second water guide hole 52 is provided on one surface of the second stirring paddle 24 , and the size of the second water guide hole 52 is the same as the size of the water channel 51 . A water outlet hole 53 is provided at the other end of the second stirring paddle 24 , and the water outlet hole 53 and the second water guide hole 52 are connected inside the second stirring paddle 24 .
[0043] Specifically, a second water guide hole 52 is provided on one surface of the second stirring paddle 24. The size of the second water guide hole 52 is the same as the size of the water channel 51. Water is introduced into the second stirring paddle 24 through the second water guide hole 52. A water outlet hole 53 is provided at the other end of the second stirring paddle 24. The water outlet hole 53 and the second water guide hole 52 are connected inside the second stirring paddle 24. Water is injected into the mixing tank 1 through the water outlet hole 53 to cool the concrete during the secondary mixing.
[0044] A slide 25 is provided on the top of the stirring column 21, a top column 26 is provided on the top of the slide 25, a sealing plate 27 is provided on the other end of the top column 26, the thickness of the sealing plate 27 is the same as the thickness of the top cover 12, and the top surface of the sealing plate 27 is flush with the top surface of the top cover 12.
[0045] Specifically, the thickness of the sealing disk 27 is the same as that of the top cover 12, and the top surface of the sealing disk 27 is flush with the top surface of the top cover 12, so as to seal the top cover 12 and rotate independently from the top cover 12. When filling, the concrete raw materials are slid into the interior of the mixing tank 1 through the slide 25 to prevent them from sticking to the mixing device 2.
[0046] During use, the stirring of the stirring device 2 is driven by the motor box 3, and the water pump 4 is driven to pump water into the stirring device 2, and water is injected into the stirring tank 1 through the cavity at the top of the stirring column 21 through the passage between the first stirring paddle 22, the paddle rod 23 and the second stirring paddle 24; the concrete raw materials are added to the stirring tank 1 through the feeding hole 13, and the first stirring paddle 22 performs preliminary stirring to mix the raw materials, and then the second stirring paddle 24 performs fine stirring, and water is sprayed on the concrete while stirring to cool it.
[0047] It should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the spirit and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.
Claims
1. A mixing device for concrete, characterized in that: The stirring tank (1) comprises a stirring tank (1), wherein a top cover (12) is arranged on the top of the stirring tank (1), a plurality of feeding holes (13) are arranged on the top cover (12), and the feeding holes (13) are evenly arranged in a circle around the center of the top cover (12); a plurality of support rods (11) are arranged on the bottom of the stirring tank (1), and the support rods (11) are evenly arranged in a circle around the center of the stirring tank (1); a discharge hopper (14) is arranged at the bottom of the side wall of the stirring tank (1); and a bottom platform (29) is arranged on the inner bottom surface of the stirring tank (1), and a stirring device (2) is arranged above the bottom platform (29).
2. A mixing device for concrete according to claim 1, characterized in that: The stirring device (2) comprises a stirring column (21), one end of which passes through the lower surface of the stirring tank (1) and is connected to the motor box (3).
3. A mixing device for concrete according to claim 2, characterized in that: The top of the stirring column (21) is provided with a cavity, the side wall of the cavity is provided with a water outlet groove (28), the stirring column (21) is provided with a first stirring paddle (22) outside the side wall water outlet groove (28), a paddle rod (23) is provided at the bottom of one end of the first stirring paddle (22), and a second stirring paddle (24) is provided at the bottom of the paddle rod (23).
4. A mixing device for concrete according to claim 3, characterized in that: A water pump (4) is arranged at the bottom of the motor box (3), a bearing (6) is arranged on the bottom surface of the stirring column (21), a water inlet pipe (42) is arranged inside the bearing (6), one end of the water inlet pipe (42) passes through the motor box (3) and is connected to the water pump (4), and a water pump (41) is arranged on one side surface of the water pump (4); the other end of the water inlet pipe (42) is located at the bottom of the cavity of the stirring column (21).
5. A mixing device for concrete according to claim 3, characterized in that: The interior of the first stirring paddle (22) is a cavity, the shape and size of the cross section of the cavity are the same as those of the water outlet trough (28), and a first water guide hole (5) is provided on the inner bottom surface of the first stirring paddle (22).
6. A mixing device for concrete according to claim 5, characterized in that: The paddle rod (23) is arc-shaped, and a water channel (51) is arranged inside the paddle rod (23). The size and position of the water channel (51) are the same as those of the first water guide hole (5).
7. A mixing device for concrete according to claim 6, characterized in that: A second water guide hole (52) is provided on one surface of the second stirring paddle (24), the size of the second water guide hole (52) being the same as the size of the water channel (51), and a water outlet hole (53) is provided at the other end of the second stirring paddle (24), the water outlet hole (53) and the second water guide hole (52) being connected inside the second stirring paddle (24).
8. A mixing device for concrete according to claim 7, characterized in that: A slide table (25) is arranged on the top of the stirring column (21), a top column (26) is arranged on the top of the slide table (25), and a sealing plate (27) is arranged at the other end of the top column (26). The thickness of the sealing plate (27) is the same as the thickness of the top cover (12), and the top surface of the sealing plate (27) is flush with the top surface of the top cover (12).