CN219650241U - Cement concrete mixer with ultrasonic unit - Google Patents
Cement concrete mixer with ultrasonic unit Download PDFInfo
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- CN219650241U CN219650241U CN202223496348.3U CN202223496348U CN219650241U CN 219650241 U CN219650241 U CN 219650241U CN 202223496348 U CN202223496348 U CN 202223496348U CN 219650241 U CN219650241 U CN 219650241U
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- Prior art keywords
- ultrasonic
- ultrasonic unit
- stirring
- cement concrete
- stirring container
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- 239000004568 cement Substances 0.000 title claims abstract description 54
- 239000004567 concrete Substances 0.000 title claims abstract description 49
- 238000003756 stirring Methods 0.000 claims abstract description 65
- 230000035939 shock Effects 0.000 claims description 12
- 230000001681 protective effect Effects 0.000 claims description 7
- 238000007599 discharging Methods 0.000 claims description 5
- 238000013016 damping Methods 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 6
- 238000006703 hydration reaction Methods 0.000 abstract description 5
- 238000010276 construction Methods 0.000 abstract description 3
- 230000001105 regulatory effect Effects 0.000 abstract 1
- 239000002245 particle Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000003381 stabilizer Substances 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000002238 attenuated effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000010907 mechanical stirring Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
Landscapes
- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
Abstract
The utility model discloses a cement concrete mixer with an ultrasonic unit, and belongs to the field of construction machinery. The device comprises a stirring container with a cavity for accommodating cement concrete, a stirring assembly arranged in the cavity of the stirring container, a motor connected to the outer side of the stirring container, a speed regulating switch connected with the motor in a driving manner, and an ultrasonic unit arranged on the outer wall of the stirring container and comprising an ultrasonic generator and an ultrasonic transducer. The utility model solves the problem of insufficient cement hydration reaction in the hardening process of cement concrete by the ultrasonic unit, and shortens the stirring time of the stirrer and the cement using amount of the cement concrete of the same grade.
Description
Technical Field
The utility model discloses a cement concrete mixer with an ultrasonic unit, and belongs to the field of construction machinery.
Background
The main purpose of the concrete mixer is to mechanically mix concrete, and is mainly used for mixing cement, sand and stone, various dry powder mortar and other building materials. Compared with manual stirring, the mechanical stirring has the advantages that efficiency and quality are greatly improved, but cement particles stirred by a traditional stirrer cannot be uniformly dispersed in water, at least 15% of cement particles form nodules, and the nodules can be continuously accumulated and adhered to a stirring arm in the stirring process, so that the work of the stirring arm is affected.
For this reason, the skilled person also gives some technical solutions for solving the above problems by using an ultrasonic unit, but these solutions have some problems such as loud noise and unexpected mixing effect in practical use. There is also a need for engineering optimization.
Disclosure of Invention
The utility model aims to: the cement concrete stirred by the traditional stirrer has slow hydration reaction, high cement consumption of the cement concrete and long stirring time. Therefore, the utility model provides a cement concrete mixer with an ultrasonic unit, which is used for solving the problems.
The technical scheme is as follows: a cement concrete mixer with an ultrasonic unit comprising:
a stirring container provided with a cavity for accommodating cement concrete, wherein a top cover is arranged at the top of the stirring container; the top cover is provided with a feeding port, and the bottom end of the side surface of the stirring container is provided with a discharging port; a plurality of support legs are arranged on the bottom surface of the stirring container;
the stirring assembly comprises a connecting rod rotatably connected to the top cover, a plurality of supporting rods connected with the connecting rod and stirring blades arranged on the supporting rods;
the motor is arranged at the outer side of the top cover, and the output end of the motor is in transmission connection with the connecting rod;
the at least one ultrasonic unit is arranged on the outer wall of the stirring container through a sliding structure or a plurality of equidistant fixing structures, so that the ultrasonic unit can be adjusted to a position required by engineering at least in different working states;
the ultrasonic unit comprises an ultrasonic generator and an ultrasonic transducer, and the ultrasonic generator is electrically connected with the ultrasonic transducer; the effective working range of the ultrasonic transducer is larger than the radius of the cavity;
and the damping components are arranged on the supporting legs of the stirring container.
In a further embodiment, a plurality of U-shaped grooves are arranged on the outer side of the stirring container, and the U-shaped grooves are used for installing an ultrasonic transducer.
In a further embodiment, the bottom of the stirring vessel is provided with a rest on which the sonotrodes are mounted, and the number of sonotrodes is related to the radius of the stirrer.
Through the technical scheme, the outside of the stirring container is provided with the plurality of U-shaped grooves for installing the ultrasonic transducer, the U-shaped grooves are connected with the ultrasonic transducer in a buckling way, the quantity of the ultrasonic transducer is related to the radius of the stirrer, the mechanical energy generated by the ultrasonic transducer can be continuously attenuated, the working position is required to be adjusted, and cement concrete in different directions of the stirring container is vibrated and stirred, so that the concrete is subjected to hydration reaction more uniformly, and the produced cement concrete is more superior in performance.
In a further embodiment, the shock absorbing assembly comprises:
a shock pad, one end of which is connected with the support leg;
and the base is connected with the other end of the shock pad.
Through above-mentioned technical scheme, stirring container base passes through bolt fixed connection with stirring container stabilizer blade, is equipped with the shock pad that is used for eliminating the produced vibrations of ultrasonic unit during operation in the middle of base and the stabilizer blade.
In a further embodiment, the connecting surfaces of the stirring container and the top cover are respectively provided with the same number of fixing holes with corresponding positions, and the stirring container and the top cover are fastened through bolts.
In a further embodiment, the device further comprises a cover plate hinged with the feed inlet; the area of the cover plate is larger than that of the feed inlet.
In a further embodiment, the discharge port is hinged with a protective cover plate, a slot is arranged at the discharge port, and a plugboard is arranged in the slot and used for blocking the protective cover plate from moving.
In a further embodiment, the ultrasonic transducer further comprises a console electrically connected to the motor, and a gear adjusting knob is arranged on the console and is electrically connected with the ultrasonic transducer.
The beneficial effects are that: by adjusting the position of the ultrasonic unit, the ultrasonic mixer can be switched to different positions when stirring different amounts, so that the concrete area is subjected to key treatment, and the stirring speed is greatly improved
Drawings
Fig. 1 is an overall construction view of a cement concrete mixer.
Fig. 2 is a cross-sectional view of a cement concrete mixer.
Fig. 3 is an overall configuration diagram of the ultrasonic unit.
Fig. 4 is a schematic view of a damping structure of a cement concrete mixer.
The figure shows: stirring container 1, top cap 2, feed inlet 3, apron 32, discharge gate 5, motor 6, connecting rod 61, bracing piece 62, stirring leaf 63, stabilizer blade 7, shock pad 8, base 9, U type groove 10, arrangement frame 11, ultrasonic generator 12, ultrasonic transducer 13.
Detailed Description
The utility model is further described with reference to the accompanying drawings and examples:
this embodiment is a cement concrete mixer with ultrasonic wave unit, including the stirring container 1 that has the cavity that holds cement concrete, the top fixed mounting top cap 2 of stirring container 1 can prevent to produce the splash when cement concrete stirs, improves the security of production, and cavity internally mounted has stirring subassembly including connecting rod 61, bracing piece 62, stirring leaf 63, and connecting rod 61 is connected with the axle transmission of setting up at top cap 2 center outside motor 6, and speed governing switch is connected with motor 6 electricity for the rotational speed of adjustment motor 6 can use different stirring speeds according to the production requirement of difference from this. The stirring container 1 outside still is equipped with the ultrasonic wave unit, including ultrasonic generator 12 and ultrasonic transducer 13, and ultrasonic generator 12 and ultrasonic transducer 13 electricity are connected, and the effective working range of ultrasonic transducer 13 is greater than the radius of cavity.
The ultrasonic unit is arranged on the outer wall of the stirring container through a sliding structure or a plurality of equidistant fixing structures, so that the ultrasonic unit can be adjusted to a position required by engineering at least in different working states. And the damping components are arranged on the supporting legs of the stirring container.
There are at least two demands in engineering, one is that the amount of concrete used is different due to different projects, and when the mixing amount is small, the main position and the amount of concrete are different, so if the position of the ultrasonic unit can be adjusted, the power can be reduced, and the mixing efficiency can be improved. In addition, when the amount of concrete used is large, if the position can be adjusted in the ultrasonic working process, the mixing efficiency can be improved. The sliding structure can use dovetail grooves or positioning grooves, and parallel guide rails can be arranged on two sides. The fixing structure can adopt a locking structure, and the position of the ultrasonic unit is adjusted through the locking type rapid fixing structure.
According to one aspect of the utility model, the top cover 2 is provided with a cement concrete feeding hole 3, the bottom of the stirring container 1 is provided with a cement concrete discharging hole 5, the discharging hole 5 is hinged with a protective cover plate 32 to prevent the concrete from being splashed during the stirring process, the discharging hole 5 is provided with a slot, and the plug board is arranged in the slot and used for blocking the protective cover plate 32 to move, so that the protective cover plate 32 is tightly attached to the feeding hole 3.
In a further embodiment, the connecting surfaces of the stirring container 1 and the top cover 2 are provided with the same number of fixing holes and the same positions, and the stirring container 1 and the top cover 2 are locked by bolts, so that the stirring container 1 and the top cover 2 are tightly connected, and the top cover 2 is convenient to disassemble for internal maintenance of the stirring container 1.
In a further embodiment, the bottom of the stirring container 1 is provided with a placement frame 11, the ultrasonic generators 12 are fixedly connected to the placement frame 11 through bolts, and the number of the ultrasonic generators 12 is related to the radius of the stirring container 1.
In a further embodiment, a plurality of UU-shaped grooves 10 for mounting ultrasonic transducers 13 are arranged on the outer side of the stirring container 1, the u-shaped grooves 10 are in snap connection with the ultrasonic transducers 13, and the number of the ultrasonic transducers 13 is related to the radius of the stirring container 1. In this embodiment, the ultrasonic transducer 13 adjusts the working position through the UU-type groove 10, and shakes the cement concrete in the stirring in different directions of the stirring container 1, so that the cement concrete is hydrated, and the produced cement concrete has better performance.
In this embodiment, the ultrasonic transducer 13 includes an electromagnetic acoustic transducer, an electrostatic transducer, a mechanical ultrasonic transducer, etc., and the piezoelectric ultrasonic transducer 13 can be selected, so that the self power consumption is small, and the application is wide.
In order to further improve the performance of the cement concrete, in a further embodiment, a gear adjusting knob is arranged on the console, the gear adjusting knob is electrically connected with the ultrasonic transducer 13, and in operation, the working mode of the ultrasonic transducer 13 is switched by adjusting the gear adjusting knob.
In this embodiment, by adjusting the gear knob, an alternating electric field can be applied in certain specific directions of the ultrasonic transducer 13 to generate three types of vibration, namely, a telescopic vibration mode, a transverse wave shear vibration mode and a transverse wave bending vibration, and by changing the vibration mode, cement particles in cement concrete are further reduced from agglomerating, the surfaces of the particles are soaked by water, and hydration reaction is better carried out.
In a further embodiment, the base 9 is fixedly connected with the supporting leg 7 of the stirring container through bolts, the shock pad 8 is arranged between the base 9 and the supporting leg 7, the ultrasonic unit can vibrate during operation, the stability of the structure is easily affected, and the shock pad 8 can counteract the vibration, so that the equipment can stably operate.
In this embodiment, the shock absorbing pad 8 may be made of elastic material such as spring and disc spring or rubber material, and the shock absorbing effect of the two materials is more excellent.
1. The ultrasonic unit of the utility model can generate vibration in the concrete stirring process, so that the hydration reaction of cement can be accelerated, the cement can be better combined with water molecules, the time for stirring the cement concrete is greatly reduced, and the water consumption for stirring the cement concrete is obviously reduced after the combination efficiency is improved. Further experiments prove that the cement concrete stirring time is shortened by 10-20% compared with the traditional stirrer, and the working efficiency of the stirrer is effectively improved.
2. Experiments on the same-grade cement concrete prepared by the utility model with the traditional technology prove that the cement demand is reduced by 20-40%, and compared with the traditional concrete, the service life of the cement concrete prepared by the utility model is prolonged by more than 50%, so that the production cost is effectively reduced, and the service life of the cement concrete is prolonged.
3. The cement concrete stirred by the method has obviously improved performance indexes, and has more obvious effect on high-grade and high-performance cement concrete.
The specific features described in the above embodiments may be combined in any suitable manner without contradiction. The various possible combinations of the utility model are not described in detail in order to avoid unnecessary repetition.
Claims (8)
1. A cement concrete mixer with an ultrasonic unit comprising:
a stirring container provided with a cavity for accommodating cement concrete, wherein a top cover is arranged at the top of the stirring container; the top cover is provided with a feeding port, and the bottom end of the side surface of the stirring container is provided with a discharging port; a plurality of support legs are arranged on the bottom surface of the stirring container;
the stirring assembly comprises a connecting rod rotatably connected to the top cover, a plurality of supporting rods connected with the connecting rod and stirring blades arranged on the supporting rods;
the motor is arranged at the outer side of the top cover, and the output end of the motor is in transmission connection with the connecting rod;
it is characterized in that the utility model also comprises,
the at least one ultrasonic unit is arranged on the outer wall of the stirring container through a sliding structure or a plurality of equidistant fixing structures, so that the ultrasonic unit can be adjusted to a position required by engineering at least in different working states;
the ultrasonic unit comprises an ultrasonic generator and an ultrasonic transducer, and the ultrasonic generator is electrically connected with the ultrasonic transducer; the effective working range of the ultrasonic transducer is larger than the radius of the cavity;
and the damping components are arranged on the supporting legs of the stirring container.
2. The cement mixer with ultrasonic unit according to claim 1, characterized in that the outside of the mixing vessel is provided with a plurality of U-shaped grooves for mounting ultrasonic transducers.
3. The cement mixer with ultrasonic unit according to claim 1, wherein the bottom of the mixing vessel is provided with a rest on which the ultrasonic generators are mounted, and the number of ultrasonic generators is related to the radius of the mixer.
4. The cement mixer with ultrasonic unit according to claim 1, characterized in that said shock absorbing assembly comprises:
a shock pad, one end of which is connected with the support leg;
and the base is connected with the other end of the shock pad.
5. The cement concrete mixer with the ultrasonic unit according to claim 1, wherein the same number of fixing holes corresponding to the positions are respectively arranged on the joint surfaces of the mixing container and the top cover, and the mixing container and the top cover are fastened through bolts.
6. The cement mixer with ultrasonic unit according to claim 1, further comprising a cover plate hinged to the feed inlet; the area of the cover plate is larger than that of the feed inlet.
7. The cement concrete mixer with ultrasonic unit according to claim 1, wherein the discharge port is hinged with a protective cover plate, the discharge port is provided with a slot, and a plugboard is arranged in the slot for blocking the protective cover plate from moving.
8. The cement mixer with ultrasonic unit according to claim 1, further comprising a console electrically connected to the motor, a gear adjustment knob being provided on the console, the gear adjustment knob being electrically connected to the ultrasonic transducer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223496348.3U CN219650241U (en) | 2022-12-27 | 2022-12-27 | Cement concrete mixer with ultrasonic unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223496348.3U CN219650241U (en) | 2022-12-27 | 2022-12-27 | Cement concrete mixer with ultrasonic unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219650241U true CN219650241U (en) | 2023-09-08 |
Family
ID=87880740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223496348.3U Active CN219650241U (en) | 2022-12-27 | 2022-12-27 | Cement concrete mixer with ultrasonic unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219650241U (en) |
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2022
- 2022-12-27 CN CN202223496348.3U patent/CN219650241U/en active Active
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