CN215790840U - Factory building formula area transition metering device's full suspension measurement system - Google Patents
Factory building formula area transition metering device's full suspension measurement system Download PDFInfo
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- CN215790840U CN215790840U CN202122346164.8U CN202122346164U CN215790840U CN 215790840 U CN215790840 U CN 215790840U CN 202122346164 U CN202122346164 U CN 202122346164U CN 215790840 U CN215790840 U CN 215790840U
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Abstract
The utility model discloses a plant-type full-suspension metering system with a transition metering device, which relates to the field of stabilized soil or improved soil mixing equipment.A powder transition temporary storage and conveying device is additionally arranged between a powder bin and the metering device, so that the height of the equipment is effectively reduced, the length of a conveying screw is flexibly adjusted according to the diameter of the powder bin, the requirements of the plant-type equipment are met, and the environmental protection of a production process is realized; the possibility that the powder in the powder bin is blocked, moist and the like and the feeding is not smooth is avoided, the powder is stirred and conveyed by the conveying screw and quantitatively stored in the transition temporary storage bin, the continuous supply of the powder is ensured, and a full-suspension weighing device is matched to provide guarantee for accurate metering; the variable-frequency screw conveying powder adjusts the rotating speed in real time through signals fed back by the PLC and the sensor, ensures the powder supply to the metering scale, improves the efficiency and the metering accuracy of the whole set of equipment, and is suitable for large-scale popularization and application.
Description
Technical Field
The utility model relates to the field of stabilized soil or improved soil mixing equipment, in particular to a factory building type full-suspension metering system with a transition metering device.
Background
The plant mixing equipment for stabilized soil/improved soil is one kind of road surface machine, and is a stirring machine set specially for mixing various kinds of stable mixture material with hydraulic material as binding agent or granular soil and powder material with certain plasticity index. The equipment is mainly used for producing gravel stabilized soil, lime soil stabilized soil, gravel modified soil and cohesive modified soil, is optimal equipment for building high-grade roads and railways, comprises an aggregate batching supply metering system, a stirring system, a powder batching supply metering system, a waterway system, a storage device, a control system and the like, and belongs to the technical field of engineering construction equipment.
At present, the environmental protection requirement on equipment is more and more strict, and factory building type equipment is a form of environmental protection equipment, arranges the equipment in a factory building, integrally encapsulates, falls dust and makes an uproar, reduces factory building cost. In addition, the existing decrement weighing metering mode has the metering blind area during material supplement, and the suspension type single-point tension lever metering mode has the defects of large metering tare weight influence, easy weighing, large metering fluctuation and the like.
Disclosure of Invention
In order to solve the technical problems, the utility model provides a plant-type full-suspension metering system with a transition metering device, which is used for placing equipment in a plant, reducing dust and noise, reducing the manufacturing cost of the plant, realizing continuous output and stable metering of powder and improving the metering precision.
In order to achieve the purpose, the technical scheme adopted by the utility model is as follows:
the utility model provides a factory building formula area transition metering device's full-suspension measurement system, includes powder storehouse, powder transport screw, transition temporary storage storehouse, frequency conversion spiral, electron spiral weigher and full-suspension weighing device that set up in the factory building, the powder storehouse sets up on fixing subaerial support, transition temporary storage storehouse sets up on another support that is fixed in ground side by side with the powder storehouse, the one end of powder transport screw sets up in powder storehouse bottom feed opening position, and the other end sets up in transition temporary storage storehouse top feed inlet position, the bottom feed opening position in transition temporary storage storehouse sets up the feed inlet of frequency conversion spiral, the other end export of frequency conversion spiral sets up in the feed inlet top of electron spiral weigher, the below of electron spiral weigher sets up full-suspension weighing device.
The powder bin adopts a horizontal powder bin or a large-cylinder-diameter material distribution bin.
And a material level monitor is arranged in the transition temporary storage bin.
The length of the powder conveying screw is adjustable.
The included angle between the frequency conversion spiral and the horizontal plane is set to be 25 degrees.
The full-suspension weighing device is characterized in that three pressure sensors are fixed on a weighing platform in a three-point coplanar manner, the gravity center positions of the three pressure sensors are correspondingly arranged at a blanking port of the electronic spiral metering scale, and the weighing platform is of an independent triangular support frame and platform combined structure.
The full-suspension weighing device is also provided with an electric control acquisition device which acquires the average value of the three pressure sensors as a final weighing value.
According to the utility model, the powder transitional temporary storage and conveying device is additionally arranged between the powder bin and the metering device, and the powder bin adopts a horizontal powder bin or a large-diameter powder bin, so that the height of the equipment is effectively reduced, the length of a conveying screw is flexibly adjusted according to the diameter of the powder bin, the requirement of plant-type equipment is met, and the environmental protection of the production process is realized; the possibility that the powder in the powder bin is blocked, moist and the like and the feeding is not smooth is avoided, the powder is stirred and conveyed by the conveying screw and quantitatively stored in the transition temporary storage bin, the continuous supply of the powder is ensured, and a full-suspension weighing device is matched to provide guarantee for accurate metering; the variable-frequency screw conveying powder adjusts the rotating speed in real time through signals fed back by the PLC and the sensor, ensures the powder supply to the metering scale, improves the efficiency and the metering accuracy of the whole set of equipment, and is suitable for large-scale popularization and application.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic top view of the present invention.
Detailed Description
The utility model is described in detail below with reference to the following figures and specific embodiments:
as shown in FIGS. 1-2, the plant-type fully-suspended weighing system with transition weighing device comprises a powder bin 1, a powder conveying screw 2, a transition temporary storage bin 3, a frequency conversion screw 4, an electronic screw weighing scale 5 and a fully-suspended weighing device 6, the powder bin 1 is arranged on a bracket fixed on the ground, the transition temporary storage bin 3 is arranged on another bracket which is fixed on the ground side by side with the powder bin 1, one end of the powder conveying screw 2 is arranged at the position of a feed opening at the bottom of the powder bin 1, the other end is arranged at the position of a feed opening at the top of the transition temporary storage bin 3, the bottom feed opening position of transition temporary storage storehouse 3 sets up the feed inlet of frequency conversion spiral 4, the other end export of frequency conversion spiral 4 sets up in the feed inlet top of electron spiral weigher 5, the below of electron spiral weigher 5 sets up full suspension weighing device 6.
In a preferable mode, in this embodiment, the powder bin 1 adopts a horizontal powder bin or a large-cylinder-diameter distribution bin, so that the height of the equipment is effectively reduced.
As a preferable mode, in this embodiment, a material level monitor is disposed in the transition temporary storage bin 3 to ensure that the returned material entering the variable frequency screw is continuous without a material break.
As a preferable mode, in this embodiment, the length of the powder conveying screw 2 is adjustable, and the appropriate length of the conveying screw is adjusted according to the diameter of the powder bin cylinder, so that the whole set of equipment meets the height requirement of plant-type equipment.
In a preferable mode, in this embodiment, an included angle between the variable frequency screw 4 and a horizontal plane is set to be 25 °, so that the powder conveying efficiency is ensured, the height of the equipment is reduced, and the rotation speed is adjusted in real time through signals fed back by the PLC and the sensor, so that the powder supply to the weighing scale is ensured.
The weighing domain of the electronic spiral metering scale 5 is set to be 1.5 meters, the lengthened weighing domain effectively ensures the stable weighing of materials, the control is 50HZ four-stage motor constant rotation, the constant-speed weighing is realized, and the continuous and stable weighing is realized.
As a preferable mode, in this embodiment, the fully-suspended weighing device 6 is configured such that three pressure sensors 61 are fixed on a weighing platform 62 in a three-point coplanar manner, so that the external anti-interference performance such as wind load resistance is greatly enhanced, the gravity centers of the three pressure sensors 61 are correspondingly disposed at the blanking port of the electronic spiral weigher 5, and the weighing platform 62 is configured as an independent structure in which a triangular support frame is combined with a platform, so as to be effectively separated from a vibration source stirring device, thereby effectively supporting the whole device and realizing stable weighing of the system.
Preferably, in this embodiment, the fully-suspended weighing device 6 is further provided with an electronic control collecting device, and the average value of the three pressure sensors 61 is collected as the final weighing value, so as to approach the set value of the ratio and make the metering output more accurate.
In the specific implementation process of the utility model, powder enters the transition temporary storage bin 3 through the powder bin 1 and the powder conveying screw 2, a certain volume of powder is temporarily stored in the transition temporary storage bin 3, the continuous non-material-breaking phenomenon of the powder entering the variable frequency screw 4 is ensured through material level monitoring, the rotating speed is adjusted in real time through variable frequency conveying of the variable frequency screw 4, the supply of the powder to the electronic screw metering scale 5 is ensured, the powder is stably weighed on the full-suspension metering device 6 through the electronic screw metering scale 5, the continuous output and stable metering of the powder are realized, and the metering precision is improved. In conclusion, the metering equipment provided by the utility model can be placed in a factory building, has low cost and high precision, meets the production environment-friendly requirement, and is worthy of being widely applied in the industry.
It is to be understood that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and those skilled in the art may make modifications, alterations, additions or substitutions within the spirit and scope of the present invention.
Claims (7)
1. A plant-type full-suspension metering system with a transition metering device is characterized by comprising a powder bin (1), a powder conveying screw (2), a transition temporary storage bin (3), a frequency conversion screw (4), an electronic screw metering scale (5) and a full-suspension weighing device (6) which are arranged in a plant, wherein the powder bin (1) is arranged on a support fixed on the ground, the transition temporary storage bin (3) is arranged on another support which is fixed on the ground side by side with the powder bin (1), one end of the powder conveying screw (2) is arranged at a feed opening at the bottom of the powder bin (1), the other end of the powder conveying screw (2) is arranged at a feed opening at the top of the transition temporary storage bin (3), a feed opening at the bottom of the transition temporary storage bin (3) is provided with a feed opening of the frequency conversion screw (4), and the outlet at the other end of the frequency conversion screw (4) is arranged above the feed opening of the electronic screw metering scale (5), and a full-suspension weighing device (6) is arranged below the electronic spiral metering scale (5).
2. The plant type full-suspension metering system with the transition metering device is characterized in that the powder bin (1) adopts a horizontal powder bin or a large-cylinder-diameter distribution bin.
3. The plant-type full-suspension metering system with the transition metering device is characterized in that a material level monitor is arranged in the transition temporary storage bin (3).
4. The plant-type full-suspension metering system with the transition metering device is characterized in that the length of the powder conveying screw (2) is adjustable.
5. The plant-type fully-suspended metering system with the transition metering device is characterized in that the included angle between the frequency conversion spiral (4) and the horizontal plane is 25 degrees.
6. The plant-type full-suspension metering system with the transitional metering device is characterized in that the full-suspension weighing device (6) is provided with three pressure sensors (61) which are fixed on a weighing platform (62) in a three-point coplanar manner, the gravity centers of the three pressure sensors (61) are correspondingly arranged at a blanking port of the electronic spiral metering scale (5), and the weighing platform (62) is provided with an independent triangular support frame and platform combined structure.
7. The plant type full-suspension metering system with the transition metering device is characterized in that the full-suspension weighing device (6) is further provided with an electronic control acquisition device, and the average value of three pressure sensors (61) is acquired as a final weighing value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122346164.8U CN215790840U (en) | 2021-09-27 | 2021-09-27 | Factory building formula area transition metering device's full suspension measurement system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122346164.8U CN215790840U (en) | 2021-09-27 | 2021-09-27 | Factory building formula area transition metering device's full suspension measurement system |
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| CN215790840U true CN215790840U (en) | 2022-02-11 |
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| CN202122346164.8U Active CN215790840U (en) | 2021-09-27 | 2021-09-27 | Factory building formula area transition metering device's full suspension measurement system |
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2021
- 2021-09-27 CN CN202122346164.8U patent/CN215790840U/en active Active
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