Concrete premixing device
By designing multiple sets of staggered mixing rods and mixing rods, and combining a concrete premix device driven by motor and gear transmission, the problem of low mixing efficiency in the prior art is solved, and a more efficient concrete mixing and dispersion effect is achieved.
Patent Information
- Application Number
- CN202420102575.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-01-16
- Publication Date
- 2024-12-10
- Estimated Expiration
- 2034-01-16
AI Technical Summary
The existing concrete mixing devices have low mixing efficiency and are inconvenient to adjust and control the discharge speed, resulting in low concrete premix efficiency.
A concrete premix device is designed, including a mixing box, feed pipe, motor, rotary shaft, mixing rod and scraper. Through multiple sets of staggered mixing rods and mixing rods, combined with the rotation driven by the motor and gear transmission, the materials are realized. stir and disperse evenly.
The mixing efficiency of concrete is improved, the materials are better dispersed and mixed, the mixing efficiency is enhanced, and the problem of low premix efficiency is solved.
Smart Images
Figure CN222135401U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of concrete, and in particular relates to a concrete premixing device. Background Art
[0002] Concrete, abbreviated as "concrete", is a general term for engineering composite materials in which aggregates are bonded into a whole by cementitious materials. The term concrete usually refers to cement as a cementitious material, sand and stone as aggregates; mixed with water (which may contain admixtures and additives) in a certain proportion, and then mixed to obtain cement concrete, also known as ordinary concrete, which is widely used in civil engineering. Concrete is one of the most important civil engineering materials in contemporary times. It is an artificial stone made of cementitious materials, granular aggregates (also called aggregates), water, and admixtures and additives added when necessary in a certain proportion, which are uniformly mixed, compacted into shape, and cured and hardened.
[0003] However, some existing common mixing devices pour various raw materials at the same time, which is not easy to mix, has low mixing efficiency, and is inconvenient to adjust and control the feeding speed, resulting in low efficiency of premixing concrete. Utility Model Content
[0004] In order to solve the problems raised in the above background technology, the utility model provides a concrete premixing device, which solves the problem of low premixing efficiency.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a concrete premixing device comprises a mixing box, wherein the upper surface of the mixing box is fixedly connected with a feed pipe, the surface of the feed pipe is fixedly connected with a fixed plate, the side of the fixed plate is fixedly connected with a motor 1, the output end of the motor 1 is connected with a rotating shaft 1, the surface of the rotating shaft 1 is fixedly connected with a stirring rod 1, the surface of the stirring rod 1 is vertically fixedly connected with a stirring rod 2, the top surface of the mixing box is fixedly connected with a fixed frame, the top surface of the fixed frame is fixedly installed with a motor 2, the output end of the motor 2 is fixedly connected with a rotating shaft 2, one end of the rotating shaft 2 is fixedly connected with a scraper, the surface of the rotating shaft 2 is movably connected with a rotating shaft sleeve, the surface of the rotating shaft sleeve is fixedly connected with a stirring rod 3, the surface of the stirring rod 3 is vertically fixedly connected with a stirring rod, the upper surface of the rotating shaft sleeve is fixedly connected with a limiting slot, the upper surface of the rotating shaft sleeve is fixedly connected with a driven gear, the top surface of the mixing box is fixedly installed with a motor 3, and the output end of the motor 3 is connected with a driving gear.
[0006] Preferably, a protective cover is provided on the top surface of the mixing box, a fixing ring is fixedly connected to the surface of the mixing box, a supporting leg is fixedly connected to the surface of the fixing ring, and a discharge pipe is fixedly connected to the bottom of the mixing box.
[0007] Preferably, the bottom of the mixing box is arranged in an arc shape, and the bottom of the scraper is arranged in an arc shape opposite to the arc shape of the mixing box.
[0008] Preferably, the surface of the scraper is tangent to the inner wall of the mixing box, and the driving gear and the driven gear are meshed with each other.
[0009] Preferably, the feed pipe is configured as a bent pipe, and the feed end pipe of the feed pipe is configured to be vertical, and the stirring rod 1 and the stirring rod 2 are located in the pipe at the connection between the feed pipe and the stirring box.
[0010] Preferably, the stirring rod three and the stirring rod are provided with four groups of stirring devices, and the four groups of stirring devices are arranged alternately, and there are four stirring rods three and stirring rods in each group of stirring devices, and the four stirring rods three and stirring rods are evenly arranged in a circle.
[0011] Compared with the prior art, the beneficial effects of the utility model are:
[0012] Through the vertical shape of the feed pipe, the material enters the mixing box. At the same time, two feed pipes are symmetrically arranged, so that two materials can be added at the same time. When the material is added, the motor drives the shaft to rotate, so that the stirring rods 1 and 2 are rotated. Through multiple groups of stirring rods 1 and 2, the material entering the feed pipe is preliminarily broken up, so that the newly entered material is better dispersed and the material is better mixed with other materials. At the same time, the motor drives the shaft 2 to rotate, so that the scraper rotates. At the same time, the surface of the scraper is tangent to the inner wall of the mixing box, so that the scraper can better hang the material on the inner wall of the mixing box and turn the material over. At the same time, the motor drives the driving gear to rotate, and the driving gear and the driven gear are meshed with each other, so that the shaft sleeve rotates, so that the stirring rod 3 and the stirring rod rotate. At the same time, the four groups of stirring devices are staggered to perform better stirring and make the stirring and mixing more uniform. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:
[0014] Figure 1 It is a complete structural schematic diagram of the utility model;
[0015] Figure 2 This is a bottom perspective structural diagram of the utility model;
[0016] Figure 3 This is the first internal structure diagram of the utility model;
[0017] Figure 4This is the second internal structure diagram of the utility model;
[0018] Figure 5 It is a cross-sectional structural diagram of the utility model.
[0019] In the figure: 1. mixing box; 2. fixing ring; 3. supporting leg; 4. protective cover; 5. feeding pipe; 6. fixing plate; 7. motor 1; 8. discharge pipe; 9. fixing frame; 10. motor 2; 11. rotating shaft sleeve; 12. stirring rod 3; 13. stirring rod; 14. scraper; 15. motor 3; 16. driving gear; 17. driven gear; 18. limiting slot; 19. rotating shaft 2; 20. rotating shaft 1; 21. stirring rod 1; 22. stirring rod 2. DETAILED DESCRIPTION
[0020] 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.
[0021] See also Figure 1-5 The utility model provides the following technical solutions: a concrete premixing device, comprising a mixing box 1, a feed pipe 5 is fixedly connected to the upper surface of the mixing box 1, a fixed plate 6 is fixedly connected to the surface of the feed pipe 5, a motor 7 is fixedly connected to the side of the fixed plate 6, a rotating shaft 20 is connected to the output end of the motor 7, a stirring rod 21 is fixedly connected to the surface of the rotating shaft 20, a stirring rod 22 is vertically fixedly connected to the surface of the stirring rod 21, a fixing frame 9 is fixedly connected to the top surface of the mixing box 1, and a motor 2 10 is fixedly installed on the top surface of the fixing frame 9, The output end of the motor 2 10 is fixedly connected to the rotating shaft 2 19, one end of the rotating shaft 2 19 is fixedly connected to the scraper 14, the surface of the rotating shaft 2 19 is movably connected to the rotating shaft sleeve 11, the surface of the rotating shaft sleeve 11 is fixedly connected to the stirring rod 3 12, the surface of the stirring rod 3 12 is vertically fixedly connected to the stirring rod 13, the upper surface of the rotating shaft sleeve 11 is fixedly connected to the limiting slot 18, the upper surface of the rotating shaft sleeve 11 is fixedly connected to the driven gear 17, the top surface of the mixing box 1 is fixedly installed with the motor 3 15, and the output end of the motor 3 15 is connected to the driving gear 16.
[0022] A protective cover 4 is provided on the top surface of the mixing box 1 , a fixing ring 2 is fixedly connected to the surface of the mixing box 1 , a supporting leg 3 is fixedly connected to the surface of the fixing ring 2 , and a discharge pipe 8 is fixedly connected to the bottom of the mixing box 1 .
[0023] In this embodiment, the material is better discharged through the discharge pipe 8.
[0024] The bottom of the mixing box 1 is configured to be in an arc shape, and the bottom of the scraper 14 is configured to be in an arc shape opposite to the arc shape of the mixing box 1 .
[0025] In this embodiment, the material can be discharged better through the arc shape.
[0026] The surface of the scraper 14 is tangent to the inner wall of the mixing box 1 , and the driving gear 16 and the driven gear 17 are meshed with each other.
[0027] In this embodiment, the driving gear 16 and the driven gear 17 are meshed with each other to achieve better transmission.
[0028] The feed pipe 5 is configured as a bent pipe, and the feed end pipe of the feed pipe 5 is configured to be vertical, and the stirring rod 1 21 and the stirring rod 22 are located in the pipe at the connection between the feed pipe 5 and the stirring box 1 .
[0029] In this embodiment, the material is preliminarily broken up to better disperse the newly entered material and to better mix the material with other materials.
[0030] The stirring rods 12 and 13 are provided with four groups of stirring devices, and the four groups of stirring devices are arranged alternately, and there are four stirring rods 12 and 13 in each group of stirring devices, and the four stirring rods 12 and 13 are evenly arranged in a circle.
[0031] In this embodiment, four groups of stirring devices are arranged in a staggered manner to achieve better stirring and more uniform mixing.
[0032] Working principle: When in use, the material enters the mixing box 1 through the vertical shape of the feed pipe 5. At the same time, two feed pipes 5 are symmetrically arranged so that two materials are added at the same time. When the material is added, the motor 17 drives the shaft 1 20 to rotate, so that the stirring rod 1 21 and the stirring rod 2 22 rotate. Through multiple groups of arranged stirring rods 1 21 and stirring rods 2 22, the material entering the feed pipe 5 is preliminarily broken up, so that the newly entered material is better dispersed and the material is better mixed with other materials. At the same time, the motor 2 10 drives the shaft 2 19 to rotate, so that the scraper 1 4 is rotated, and at the same time, the surface of the scraper 14 is tangent to the inner wall of the mixing box 1, so that the scraper 14 can better hang the material on the inner wall of the mixing box 1 and turn the material over. At the same time, the motor 3 16 drives the driving gear 16 to rotate, and the driving gear 16 and the driven gear 17 are meshed with each other, so that the rotating shaft sleeve 11 is rotated, so that the stirring rod 3 12 and the stirring rod 13 are rotated. At the same time, the four groups of stirring devices are staggered with each other, so as to better stir and make the stirring and mixing more uniform. At the same time, the transmission direction of the motor 2 10 is opposite to that of the motor 3 16, so as to further increase the stirring efficiency.
[0033] The standard parts used in the utility model can be purchased from the market, and special-shaped parts can be customized according to the description in the specification and the drawings. The specific connection methods of various parts adopt the conventional means such as mature rivets and welding in the prior art. Machinery, parts and equipment all adopt conventional models in the prior art, and the circuit connection adopts the conventional connection method in the prior art, which will not be described in detail here. The content not described in detail in this specification belongs to the prior art known to professional and technical personnel in this field.
[0034] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.
Claims
1. A concrete premixing device, comprising a mixing box (1), characterized in that: The upper surface of the mixing box (1) is fixedly connected to a feed pipe (5), the surface of the feed pipe (5) is fixedly connected to a fixing plate (6), the side of the fixing plate (6) is fixedly connected to a motor 1 (7), the output end of the motor 1 (7) is connected to a rotating shaft 1 (20), the surface of the rotating shaft 1 (20) is fixedly connected to a stirring rod 1 (21), the surface of the stirring rod 1 (21) is vertically fixedly connected to a stirring rod 2 (22), the top surface of the mixing box (1) is fixedly connected to a fixing frame (9), the top surface of the fixing frame (9) is fixedly mounted with a motor 2 (10), the output end of the motor 2 (10) is fixedly connected to a rotating shaft 1 (20), A second shaft (19), one end of the second shaft (19) is fixedly connected to a scraper (14), the surface of the second shaft (19) is movably connected to a shaft sleeve (11), the surface of the shaft sleeve (11) is fixedly connected to a stirring rod (12), the surface of the stirring rod (12) is vertically fixedly connected to a stirring rod (13), the upper surface of the shaft sleeve (11) is fixedly connected to a limiting slot (18), the upper surface of the shaft sleeve (11) is fixedly connected to a driven gear (17), the top surface of the mixing box (1) is fixedly mounted with a motor (15), the output end of the motor (15) is connected to a driving gear (16).
2. A concrete premixing device according to claim 1, characterized in that: The top surface of the mixing box (1) is provided with a protective cover (4), the surface of the mixing box (1) is fixedly connected to a fixing ring (2), the surface of the fixing ring (2) is fixedly connected to a supporting leg (3), and the bottom of the mixing box (1) is fixedly connected to a discharge pipe (8).
3. A concrete premixing device according to claim 1, characterized in that: The bottom of the mixing box (1) is arranged in an arc shape, and the bottom of the scraper (14) is arranged in an arc shape opposite to the arc shape of the mixing box (1).
4. A concrete premixing device according to claim 1, characterized in that: The surface of the scraper (14) is tangent to the inner wall of the mixing box (1), and the driving gear (16) and the driven gear (17) are meshed with each other.
5. A concrete premixing device according to claim 1, characterized in that: The feed pipe (5) is configured as a bent pipe, and the feed end pipe of the feed pipe (5) is configured in a vertical shape, and the stirring rod 1 (21) and the stirring rod 2 (22) are located in the pipe at the connection between the feed pipe (5) and the stirring box (1).
6. A concrete premixing device according to claim 1, characterized in that: The stirring rods (12) and (13) are provided with four groups of stirring devices, and the four groups of stirring devices are arranged alternately with each other, and there are four stirring rods (12) and (13) in each group of stirring devices, and the four stirring rods (12) and (13) are evenly arranged in a circle.