CN106872003B - Distributed wireless weighing system - Google Patents
Distributed wireless weighing system Download PDFInfo
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- CN106872003B CN106872003B CN201710250273.5A CN201710250273A CN106872003B CN 106872003 B CN106872003 B CN 106872003B CN 201710250273 A CN201710250273 A CN 201710250273A CN 106872003 B CN106872003 B CN 106872003B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G19/00—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups
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Abstract
The invention provides a distributed wireless weighing system which comprises a force sensor, a data acquisition unit, a data receiver, a data processor and a display device. The data acquisition unit is fixed on the loading platform of the force sensor and is connected with the force sensor through a data line. The data acquisition unit sends the acquired information to the data receiver in a wireless mode, the data receiver is connected with the data processor through a network cable, and finally the weighing result and the gravity center position are displayed by the display device. When the operating environment is uneven, the leveling base can be increased and comprises a loading platform, a supporting platform, a level gauge, a locking device, a locking nut, an upper adjusting nut and a lower adjusting nut, the force sensor is fixed on the loading platform of the leveling base, and the levelness of the leveling base can be adjusted by the level gauge. The invention is suitable for measuring the weight of a large-scale structure, and has the advantages of simple structure, strong environmental applicability, simple and convenient operation and the like.
Description
Technical Field
The invention relates to a large-scale structure weighing system, in particular to a distributed wireless weighing system.
Background
In practical engineering application, the weight of a large-scale structure needs to be weighed before the large-scale structure is actually installed and put into use, so that the position of the center of gravity of the large-scale structure can be conveniently determined, and then the position of the center of gravity of the large-scale structure is compared with the theoretical position of the center of gravity, and the safety of subsequent work progress is ensured.
The weighing technology of large-scale structures has more methods, and can adopt schemes such as single-piece weighing before welding, platform scale measuring, strain gauge measuring, jack weighing and the like. The final measurement result of the single-piece weighing method before welding often has a large difference with the designed weight, and the single-piece weighing method needs to be carried out after prefabrication. The platform scale has a limited measuring range and cannot accurately measure the gravity center position.
The existing large-scale structure weighing technology is mainly divided into two major categories, one category is that a hydraulic component is used for measuring, the large-scale structure is synchronously translated and jacked, after the structure is completely and stably separated from the ground, the oil pressure of a pipeline is measured through a pressure sensor, and therefore high-precision weight measurement is achieved. The other type of the method utilizes a large-tonnage elastic element and measures the stress strain of the elastic element, and the measuring method has the advantages of higher precision, simple operation, low equipment manufacturing cost and wider application range.
At present, a single wired measurement system is mostly adopted for measuring the weight of a large structure, namely one sensor is used for measurement, data transmission is mostly carried out by using a data wire for wired transmission, the size and the weight of the measured structure are limited to a certain extent, and the data wire is complicated and complicated to wind; in addition, the range of the currently used measuring range is limited, and the currently used measuring system is inconvenient to use in places with poor conditions and the sensor levelness cannot be guaranteed.
Based on the fact that the requirements for determining the weight and the gravity center position of the structure are higher and higher in the current engineering, a large-scale structure weight measuring system which is high in applicability, flexible and various in operating environment, low in manufacturing cost and convenient to use is urgently needed in the market.
Disclosure of Invention
The invention aims to solve the problems that a distributed wireless weighing system is provided, and the problems that a large-scale structure weighing system in the prior art is limited in measured structure and poor in working environment adaptability are solved.
In order to solve the technical problems, the invention adopts the technical scheme that:
the distributed wireless weighing system comprises a force sensor, a data collector, an antenna, a data receiver, a data processor and a display device; the data acquisition unit is fixed on a loading platform of the force sensor and is connected with the force sensor through a data line; the data collector sends collected information to the data receiver through the antenna, the data receiver is connected with the data processor through the network cable, and the data processor is connected with the display device.
The leveling device further comprises a leveling base, wherein the leveling base comprises a loading platform, a supporting platform, a level gauge, a locking device, a locking nut, an upper adjusting nut and a lower adjusting nut; the level gauge is positioned on the loading platform of the leveling base; the force sensor is fixed on a loading platform of the leveling base; the data acquisition unit is fixed on the supporting platform of the leveling base and is connected with the force sensor through a data line; the data collector transmits the collected data to the data receiver through the antenna, the data receiver is connected with the data processor through the network cable, and the data processor is connected with the display device.
Furthermore, a loading platform of the leveling base is provided with a through hole and a threaded hole, and the lower surface of the loading platform is provided with a boss structure at the same axis; the upper end of the locking device of the leveling base is an arc surface, and the lower end of the locking device of the leveling base is provided with threads; a boss structure is arranged on the upper surface of the supporting platform of the leveling base at the same axle center, and threads are arranged on the inner side of the boss structure; the supporting platform upper surface still is equipped with screw hole and screw rod, the screw rod upper end is equipped with the screw thread, goes up adjusting nut and lower adjusting nut with the screw rod cooperatees.
Furthermore, the force sensor also comprises an installation base, and a cylindrical sleeve is arranged on the upper surface of the installation base.
Furthermore, the force sensor is a wide-range spoke type compression type weighing sensor.
Furthermore, the display device is a computer display device or a handheld mobile communication device.
The invention has the advantages and positive effects that:
the device is suitable for measuring the weight of a large-scale structure, has flexible and various operation environments, and has the advantages of simple structure, simplicity and convenience in operation and the like.
Drawings
FIG. 1 is a flow chart of a distributed wireless weighing system structure according to the present invention
FIG. 2 is a schematic view of the partial structural connection of the distributed wireless weighing system in an environment where levelness cannot be guaranteed
FIG. 3 is a schematic diagram of a distributed wireless weighing system force sensor structure according to the present invention
1. Force sensor 1-1, loading platform 1-2 and cylindrical sleeve
1-3, a mounting base 2, a data acquisition unit 3 and a leveling base
3-1, a loading platform 3-2, a supporting platform 3-3 and a level meter
3-4, locking device 3-5, locking nut 3-6 and upper adjusting nut
3-7, lower adjusting nut
Detailed Description
The following detailed description of specific embodiments of the invention refers to the accompanying drawings.
Example 1: under the condition that the operating environment can ensure levelness:
as shown in fig. 1, in the case that the working environment can ensure levelness, the present invention includes a force sensor, a data collector, a data receiver, a data processor, and a display device; the data acquisition unit is fixed on a loading platform of the force sensor and is connected with the force sensor through a data line; the data collector sends collected information to the data receiver through the antenna, the data receiver is connected with the data processor through the network cable, and finally the data processor transmits a processing result to the display device.
As shown in fig. 3, the force sensor comprises a mounting base, the mounting base and the loading platform are connected into a whole through bolts, a cylindrical sleeve is arranged on the mounting base of the force sensor, the cylindrical sleeve can form an anti-tilting device and can also be matched with the bolts, the use safety is guaranteed, and through holes are formed in the mounting base and the loading platform of the force sensor, so that the force sensor can be mounted and transported conveniently.
When the force sensor is connected with the data acquisition unit through a data line, an adapter device can be involved. The adapter device comprises a connector, a locking nut, a sealing cover, a frame body and a side sealing nut. The data line of the force sensor penetrates from the side edge of the adapter device to bypass the frame body, then an interface screw at the upper end of the adapter is unscrewed, the locking nut is locked after wiring, and the side sealing nut is locked after the sealing cover is covered. And then the adapter device is fixed on the acquisition channel of the data acquisition unit according to the bayonet orientations of the lower end of the adapter and the upper interface of the acquisition channel of the data acquisition unit, so that the data acquisition unit is connected with the force sensor.
The force sensor is a wide-range spoke type compression type weighing sensor.
The display device is a computer display device or a handheld mobile communication device.
Example 2: under the condition that the operating environment can not ensure the levelness:
as shown in fig. 1 and 2, in the case that the working environment cannot guarantee levelness, the present invention includes a leveling base, a force sensor, a data collector, a data receiver, a data processor, and a display device. The leveling base comprises a loading platform, a supporting platform, a level gauge, a locking device, a locking nut, an upper adjusting nut and a lower adjusting nut; the level gauge is positioned on the loading platform of the leveling base; the force sensor is fixed on a loading platform of the leveling base; the data acquisition unit is fixed on the supporting platform of the leveling base and is connected with the force sensor through a data line; the data collector transmits the collected data to the data receiver through the antenna, the data receiver is connected with the data processor through the network cable, and the data processor is connected with the display device.
The loading platform is provided with a through hole for loading the sensor and connecting with the supporting platform, the upper surface of the loading platform is additionally provided with a threaded hole for assembling the level gauge, and the lower surface of the loading platform is provided with a boss structure at the same axial center so as to be in contact with the locking device and play a role in fixing the locking device. The locking device is used as a main stress component, the upper end of the locking device is an arc surface, and the lower end of the locking device is provided with threads matched with the locking nut and the supporting platform. The supporting platform upper surface is equipped with the screw rod, forms supporting leg structure, and screw rod upper end processing has the screw thread to cooperate with adjusting nut, and the supporting platform upper surface still is equipped with boss structure with axle center department, and the boss inboard is equipped with the screw thread so that be connected with locking device, and the supporting platform upper surface is equipped with in addition and is opened threaded hole and is used for assembling data collection station. In addition, an adjusting nut is matched with the screw rod and is divided into an upper adjusting nut and a lower adjusting nut, the upper adjusting nut plays a locking role, and the lower adjusting nut is used for adjusting the levelness of the supporting platform and the height of the loading platform.
As shown in fig. 3, the force sensor comprises a mounting base, the mounting base and the loading platform are connected into a whole through bolts, a cylindrical sleeve is arranged on the mounting base of the force sensor, the cylindrical sleeve can form an anti-tilting device and can also be matched with the bolts, the use safety is guaranteed, and through holes are formed in the mounting base and the loading platform of the force sensor, so that the force sensor can be mounted and transported conveniently. The assembly steps of the leveling base and the force sensor are as follows:
(a) The supporting platform of the leveling base is stably placed on the ground or a horizontal plane, and the lower adjusting nut is screwed to the lowest position;
(b) Screwing the locking device into a threaded hole of the supporting platform and rotating to the bottom, so that the height of the locking device is lower than that of the lower adjusting nut and the locking device is located at the lowest position;
(c) After penetrating the force sensor loading platform through the screw rod, placing the force sensor loading platform above the supporting platform;
(d) Adjusting a lower adjusting nut of the screw rod so as to adjust the levelness of the loading platform until the bubble of the level meter is in the right center;
(e) Locking the upper adjusting nut, so as to lock the levelness of the loading platform;
(f) The locking device is rotated in the anticlockwise direction, the height of the locking device is slowly lifted to be propped against the loading platform, the locking nut of the locking device is rotated to the bottom in the clockwise direction, the locking device is locked, and the leveling base is adjusted,
when the force sensor is connected with the data acquisition unit through a data line, an adapter device may be involved. The adapter device comprises a connector, a locking nut, a sealing cover, a frame body and a side sealing nut. The data line of the force sensor penetrates from the side edge of the adapter device to bypass the frame body, then an interface screw at the upper end of the adapter is unscrewed, the locking nut is locked after wiring, and the side sealing nut is locked after the sealing cover is covered. And then the adapter device is fixed on the acquisition channel of the data acquisition unit according to the bayonet orientations of the lower end of the adapter and the upper interface of the acquisition channel of the data acquisition unit, so that the data acquisition unit is connected with the force sensor.
The force sensor is a wide-range spoke type compression type weighing sensor.
The display device is a computer display device or a handheld mobile communication device.
The two embodiments of the present invention have been described in detail, but the description is only for the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.
Claims (5)
1. A distributed wireless weighing system is characterized in that: the device comprises a force sensor, a data acquisition unit, an antenna, a data receiver, a data processor and a display device; the data acquisition unit is fixed on a loading platform of the force sensor and is connected with the force sensor through a data line; the data acquisition unit transmits the acquired information to the data receiver through the antenna, the data receiver is connected with the data processor through a network cable, and the data processor is connected with the display device;
the leveling base comprises a loading platform, a supporting platform, a level gauge, a locking device, a locking nut, an upper adjusting nut and a lower adjusting nut; the level gauge is positioned on the loading platform; the force sensor is fixed on the loading platform; the data acquisition unit is fixed on the supporting platform and is connected with the force sensor through a data line; the data collector transmits the collected data to the data receiver through the antenna, the data receiver is connected with the data processor through the network cable, and the data processor is connected with the display device.
2. The distributed wireless weighing system of claim 1, wherein: a through hole and a threaded hole are formed in a loading platform of the leveling base, and a boss structure is arranged on the lower surface of the loading platform and at the same axis; the upper end of the locking device of the leveling base is an arc surface, and the lower end of the locking device of the leveling base is provided with threads; a boss structure is arranged on the upper surface of the supporting platform of the leveling base at the same axle center, and threads are arranged on the inner side of the boss structure; the supporting platform upper surface still is equipped with screw hole and screw rod, the screw rod upper end is equipped with the screw thread, goes up adjusting nut and lower adjusting nut with the screw rod cooperatees.
3. The distributed wireless weighing system of any one of claims 1-2, wherein: the force sensor also comprises a base, and a cylindrical sleeve is arranged on the upper surface of the base.
4. The distributed wireless weighing system of any one of claims 1-2, wherein: the force sensor is a wide-range spoke type compression type weighing sensor.
5. The distributed wireless weighing system of any one of claims 1-2, wherein: the display device is a computer display device or a handheld mobile communication device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710250273.5A CN106872003B (en) | 2017-04-17 | 2017-04-17 | Distributed wireless weighing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710250273.5A CN106872003B (en) | 2017-04-17 | 2017-04-17 | Distributed wireless weighing system |
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| CN106872003A CN106872003A (en) | 2017-06-20 |
| CN106872003B true CN106872003B (en) | 2023-03-21 |
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| CN201710250273.5A Active CN106872003B (en) | 2017-04-17 | 2017-04-17 | Distributed wireless weighing system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108760152A (en) * | 2018-03-30 | 2018-11-06 | 华中科技大学 | A kind of wireless weighting device and distributed wireless weighing system and weighing method |
| CN108760016B (en) * | 2018-07-23 | 2023-11-24 | 广东省计量科学研究院 | Novel standard machine |
| IT201800007649A1 (en) * | 2018-07-31 | 2020-01-31 | Tenova Spa | Apparatus for measuring and controlling the feeding of charge material to an oven |
| CN109282885A (en) * | 2018-10-31 | 2019-01-29 | 贵州大学 | A kind of automatic weighting device convenient for weighing to single capsule pharmaceutical |
| CN109238412A (en) * | 2018-10-31 | 2019-01-18 | 贵州大学 | A kind of capsule pharmaceutical automatic weighting device convenient for adjustment |
| CN110095172B (en) * | 2019-05-21 | 2023-12-12 | 中国水电基础局有限公司 | Weighing device and horizontal cement bin |
| CN117006383A (en) * | 2023-07-10 | 2023-11-07 | 中国人民解放军海军工程大学 | Low-power-consumption distributed intelligent rigid supporting system for leveling uniform load of large-scale equipment |
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| CN103808397A (en) * | 2014-02-22 | 2014-05-21 | 重庆大唐科技股份有限公司 | Vehicle-mounted wireless weighing system |
| CN104634432A (en) * | 2013-11-15 | 2015-05-20 | 上海集盛信息技术有限公司 | Intelligent cloud scale |
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| CN206862470U (en) * | 2017-04-17 | 2018-01-09 | 武汉市海益高端装备结构设计有限公司 | A kind of distributed wireless weighing system |
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2017
- 2017-04-17 CN CN201710250273.5A patent/CN106872003B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000062022A1 (en) * | 1999-04-14 | 2000-10-19 | Midi Capteurs | Platform for measuring the position of the centre of gravity in a standing subject |
| CN102486398A (en) * | 2010-12-06 | 2012-06-06 | 西安大昱光电科技有限公司 | Device for measuring load of automobile |
| CN104634432A (en) * | 2013-11-15 | 2015-05-20 | 上海集盛信息技术有限公司 | Intelligent cloud scale |
| CN103808397A (en) * | 2014-02-22 | 2014-05-21 | 重庆大唐科技股份有限公司 | Vehicle-mounted wireless weighing system |
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