CN210983727U - Dam compaction monitoring system - Google Patents
Dam compaction monitoring system Download PDFInfo
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- CN210983727U CN210983727U CN201921542488.5U CN201921542488U CN210983727U CN 210983727 U CN210983727 U CN 210983727U CN 201921542488 U CN201921542488 U CN 201921542488U CN 210983727 U CN210983727 U CN 210983727U
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Abstract
The utility model discloses a dam compaction monitoring system, which comprises a Beidou differential positioning system, a data transmission terminal, a data acquisition terminal, a tablet computer, a photoelectric sensor A, a vibration sensor, a photoelectric sensor B and a fixing frame; the Beidou differential positioning system comprises a Beidou satellite receiver, a transmitting radio station and a Beidou satellite base station receiver; the data transmission terminal is in communication connection with the Beidou satellite receiver; the data transmission terminal is connected with the data acquisition terminal in a wireless communication mode; the photoelectric sensor A, the vibration sensor and the photoelectric sensor B are in communication connection with the data acquisition terminal; the data transmission terminal is in communication connection with the tablet personal computer through the internet; the system utilizes the Beidou satellite positioning system and the related sensors to monitor and record rolling parameters of the road roller in the dam rolling construction process, realizes fine management of dam filling construction quality, reduces personnel investment and quickens construction progress.
Description
Technical Field
The utility model relates to a dam rolls work progress control technical field, concretely relates to dam compaction monitoring system.
Background
Whether compaction is carried out in the dam rolling construction, whether construction quality is over-critical or not, the control of construction quality and rolling parameters by the traditional method depends on supervision and constructors, the interference of human factors is large, the management is extensive, and the precise control of the compaction quality is difficult to realize. Meanwhile, when the dam is accepted, the test pit detection result during unit acceptance is usually taken as the judgment basis. The detection results of limited test pits randomly selected reflect the rolling quality of the whole construction unit bin surface, and larger errors exist; the pit digging operation also causes interference to the dam warehouse surface construction operation, and the inspection and acceptance test result cannot be quickly obtained, so that the construction progress is influenced, and the construction requirements of large-scale earth and rockfill dam engineering with high strength and high mechanization characteristics are difficult to meet; conventional quality control measures are prone to under-pressure and over-pressure. Excessive rolling can cause the soil surface to loosen and cause the aggregate (coarse particles) to break. Therefore, the construction quality and acceptance process of traditional dam rolling are affected by the fact that the construction progress and the construction quality of the dam are affected when human factors are large, time and labor are wasted.
SUMMERY OF THE UTILITY MODEL
For solving the problem that exists among the prior art, the utility model provides a dam compaction monitoring system, this system utilizes big dipper satellite positioning system and relevant sensor to the road roller at the dam parameter implementation control and the record of rolling in the work progress of rolling, the construction quality that the dam rolled has been guaranteed, the dam acceptance check of later stage provides the data foundation simultaneously, it is great effectively to have solved the construction quality that traditional dam rolled and the acceptance check process receives the human factor, influence dam construction progress and construction quality problem when wasting time and energy, realize dam filling construction quality refined management, reduce personnel's input, accelerate the construction progress.
For realizing the purpose of the utility model, the utility model adopts the following technical scheme:
a dam compaction monitoring system comprises a Beidou differential positioning system, a data transmission terminal, a data acquisition terminal, a tablet personal computer, a photoelectric sensor A, a vibration sensor, a photoelectric sensor B and a fixing frame; the Beidou differential positioning system comprises a Beidou satellite receiver, a transmitting radio station and a Beidou satellite base station receiver; the data transmission terminal is in communication connection with the Beidou satellite receiver; the data transmission terminal is connected with the data acquisition terminal in a wireless communication mode; the photoelectric sensor A, the vibration sensor and the photoelectric sensor B are in communication connection with the data acquisition terminal; the data transmission terminal is in communication connection with the tablet personal computer through the Internet;
the electric sensor A7, the vibration sensor 8, the data acquisition terminal 2 and the photoelectric sensor B9 are arranged on the fixed frame 10.
Preferably, the fixing frame is formed by connecting two parallel semicircular structures through three vertical rods, and a photoelectric sensor A, a vibration sensor, a data acquisition terminal and a photoelectric sensor B are sequentially arranged on the upper semicircular structure; the photoelectric sensor A and the photoelectric sensor B are vertically arranged at two ends of a semicircular structure at the upper part of the fixing frame, and the sensing position of the photoelectric sensor is positioned at the outer side of the fixing frame; the semi-circle structure at the lower part of the fixing frame is provided with a fixing hole.
Preferably, the data transmission terminal comprises a single chip microcomputer A, a 4G transparent transmission module, a ZigBee wireless transmission module A, RS232 to TT L module and a lithium battery A, DC to DC conversion module A, wherein the lithium battery A adopts 24V output voltage, the output end of the lithium battery A is connected with the input end of the DC to DC conversion module A, the DC to DC conversion module A outputs 5V voltage to supply power for the single chip microcomputer A, the 4G transparent transmission module and the ZigBee wireless transmission module A, RS232 to TT L module, the Beidou satellite receiver is connected with a UART1 end of the single chip microcomputer A through an RS232 to TT L module to achieve communication connection of the data transmission terminal and the bucket satellite receiver, the ZigBee wireless transmission module A is connected with a UART2 end of the single chip microcomputer A, the 4G transparent transmission module is connected with a UART3 end of the single chip microcomputer A, and the data transmission terminal is connected to the Internet through the 4G transparent transmission module to achieve communication with a tablet personal computer.
Preferably, the data acquisition terminal comprises a singlechip B, ZigBee wireless transmission module B, DC-DC conversion module B and a lithium battery B; the lithium battery B adopts 24V output voltage, the output end of the lithium battery B is connected with the input end of the DC-DC conversion module B and the power supply end of the vibration sensor, and the DC-DC conversion module B outputs 5V voltage to supply power for the singlechip B, the photoelectric sensor A, the photoelectric sensor B and the ZigBee wireless transmission module B; the output end of the vibration sensor is connected with a ground resistor R3, the rear end of the vibration sensor is connected with the ADC _ IN end of the singlechip B, and the UART1 end of the singlechip B is connected with the ZigBee wireless transmission module B; the ZigBee wireless transmission module A is in wireless data receiving and transmitting communication connection with the ZigBee wireless transmission module B, so that wireless communication connection between the data transmission terminal and the data acquisition terminal is realized; and the signal output ends of the photoelectric sensor A and the photoelectric sensor B are respectively connected with the GPIO1 and the GPIO2 ends of the singlechip B and are respectively connected with pull-up resistors R1 and R2.
Preferably, the resistances of the resistors R1 and R2 are 2K Ω, and the resistor R3 is a resistor with accuracy of 0.1% and a resistance of 250 Ω.
The working steps of the monitoring process using the dam compaction monitoring system are as follows:
step 1: the method comprises the following steps that a data acquisition terminal, a photoelectric sensor A, a vibration sensor and a photoelectric sensor B are installed at the end part of the side face of a roller pressing wheel through a fixing frame, a Beidou satellite receiver is installed at the top of the roller to move along with a vehicle, a bucket satellite base station receiver is installed on a high slope near a dam, and a radio station is deployed; the data transmission terminal is placed in a cab of the road roller;
step 2: adjusting vibration parameters of the road roller according to the rolling parameters, starting rolling operation on the dam, acquiring the motion coordinates of the road roller according to a Beidou differential positioning system during operation, and sending the coordinates once per second to a tablet personal computer through a data transmission terminal 1 to calculate the rolling length and the rolling area; acquiring the forward or backward running state of the road roller through an electric sensor A and a photoelectric sensor B, and counting and calculating the rolling times through a tablet personal computer by combining coordinate tracks;
and step 3: calculating the qualified rolling area according to the rolling length, the rolling area and the rolling times counted in the step 2, displaying the coordinate of the qualified rolling area by a tablet personal computer, and accelerating the construction efficiency without rolling in the subsequent operation;
and 4, step 4: and extracting the running speed and the vibration frequency of the road roller when rolling is carried out in the area with the qualified rolling area, and carrying out evaluation and acceptance check on the construction quality by combining the rolling length, the rolling area and the rolling times.
Compared with the prior art, the utility model, following beneficial effect has:
the data acquisition terminal and the data transmission terminal of the system adopt a ZigBee wireless transmission mode, so that the data acquisition terminal can be directly arranged on the pressing wheel, convenience is provided for the positive and negative rotation of the pressing wheel, and more accurate acquisition of the vibration frequency of the road roller is realized; compared with a single Beidou receiver, the Beidou differential positioning system is used in the system, so that the positioning accuracy is higher, the calculation of the rolling area of the dam is more accurate, and the problem that the rolling qualified area is repeatedly rolled again is effectively avoided; data transmission terminal with data transmission to the internet, the statistical data can be looked over through the panel computer anytime and anywhere to the engineering supervision, realizes dam filling construction quality fine management, reduces personnel's input for the construction progress.
Drawings
Fig. 1 is a schematic structural view of a dam compaction monitoring system according to the present invention;
fig. 2 is a schematic structural view of the data acquisition terminal installed on the fixing frame in the embodiment of the present invention;
fig. 3 is a schematic structural view of the data acquisition terminal of the present invention being fixed on the pressing wheel of the road roller through the fixing frame in the specific implementation;
fig. 4 is a circuit diagram of a data transmission terminal;
FIG. 5 is a circuit diagram of a data acquisition terminal
In the figure, the device comprises a data transmission terminal 1, a data acquisition terminal 2, a Beidou satellite receiver 3, a transmitting radio station 4, a Beidou satellite base station receiver 5, a tablet personal computer 6, a photoelectric sensor A7, a vibration sensor 8, a photoelectric sensor B9, a fixing frame 10, a single chip microcomputer A11, a 4G transparent transmission module 12, a ZigBee wireless transmission module A13, an RS 232-TT L module 14, a lithium battery A15, a DC-DC conversion module A16, a single chip microcomputer B21, a ZigBee wireless transmission module B22, a DC-DC conversion module B23, a lithium battery B24, a pinch roller 30 and a pinch roller bracket 31.
Detailed Description
The drawings in the embodiments of the present invention will be combined; to the technical scheme in the embodiment of the utility model, clearly, describe completely:
as shown in fig. 1, a dam compaction monitoring system comprises a Beidou differential positioning system, a data transmission terminal 1, a data acquisition terminal 2, a tablet computer 6, a photoelectric sensor A7, a vibration sensor 8, a photoelectric sensor B9 and a fixing frame 10; the Beidou differential positioning system comprises a Beidou satellite receiver 3, a transmitting radio station 4 and a Beidou satellite base station receiver 5; the Beidou satellite base station receiver 5 sends the differential data to the Beidou satellite receiver 3 through the transmitting radio station 4 to realize high-precision differential positioning; the data transmission terminal 1 is in communication connection with the Beidou satellite receiver 3 to acquire positioning data; the data transmission terminal 1 is connected with the data acquisition terminal 2 in a wireless communication mode; the photoelectric sensor A7, the vibration sensor 8 and the photoelectric sensor B9 are in communication connection with the data acquisition terminal 2; the data transmission terminal 1 is in communication connection with the tablet personal computer 6 through the internet; the fixing frame 10 is formed by connecting two parallel semicircular structures through three vertical rods (as shown in fig. 2), and a photoelectric sensor A7, a vibration sensor 8, a data acquisition terminal 2 and a photoelectric sensor B9 are sequentially arranged on the upper semicircular structure; the photoelectric sensor A7 and the photoelectric sensor B9 are vertically arranged at two ends of a semicircular structure at the upper part of the fixing frame 10, and the sensing position of the photoelectric sensor is positioned at the outer side of the fixing frame 10; a fixing hole is formed in a semicircular structure at the lower part of the fixing frame 10, and the Beidou satellite receiver 3 is installed at the top of the road roller during specific implementation; the fixing frame 10 is installed at the end part of the side face of a roller 30 of the road roller, one side of a circular arc of a semicircular structure is close to the edge of the roller 30 of the road roller, when the road roller works, the roller 30 drives the fixing frame 10 to rotate, the photoelectric sensor A7 and the photoelectric sensor B9 are used for detecting the rotating direction of the roller 30 (whether the road roller moves forwards or backwards), a basis is provided for a system to count the rolling times of a dam of the road roller, and the vibration sensor 8 can effectively detect the vibration frequency of the roller 30; the data acquisition terminal 2 and the data transmission terminal 1 have no wireless communication, and compared with wired communication, the pressing wheel 30 can not rotate, and meanwhile, the vibration sensor 8 is fixed on the pressing wheel 8 to detect more sensitively and accurately; the data transmission terminal 1 acquires satellite positioning data including parameters such as displacement coordinates, time, speed, acceleration and the like through the Beidou satellite receiver 3, and provides data support for system statistics of rolling area, rolling length, rolling time and rolling times; finally, the data transmission terminal 1 sends the received data to the tablet computer 6, and the tablet computer 6 performs statistical analysis and storage on the data.
As shown in FIG. 4, the data transmission terminal 1 comprises a single chip microcomputer A11(Atmega1280), A4G transparent transmission module 12 (WH-L TE-7S4), a ZigBee wireless transmission module A13, an RS 232-to-TT L module 14, a lithium battery A15 and a DC-DC conversion module A16, wherein the lithium battery A15 adopts 24V output voltage, the output end of the lithium battery A15 is connected with the input end of the DC-DC conversion module A16, the DC-DC conversion module A16 outputs 5V voltage to the single chip microcomputer A11, the 4G transparent transmission module 12, the ZigBee wireless transmission module A13 and the RS 232-to-TT L module 14 for power supply, the Beidou satellite receiver 3 is connected with the UART1 end of the single chip microcomputer A11 through the RS 232-to TT L module 14, the data transmission terminal 1 is in communication connection with the ZigBee satellite receiver 3, the ZigBee wireless transmission module A13 is connected with the single chip microcomputer A2 end, the UART 4G transparent transmission module 12 is connected with the singlechip microcomputer A11 end of the single chip microcomputer A464G transparent transmission module, and the data transmission module is connected with a 464G 4 through a 466 module for.
As shown in fig. 5, the data acquisition terminal 2 includes a single chip microcomputer B21, a ZigBee wireless transmission module B22, a DC-DC conversion module B23, and a lithium battery B24; the lithium battery B24 adopts 24V output voltage, the output end of the lithium battery B24 is connected with the input end of a DC-DC conversion module B23 and the power supply end of a vibration sensor 8, the DC-DC conversion module B23 outputs 5V voltage to supply power to a singlechip B21, a photoelectric sensor A7, a photoelectric sensor B9 and a ZigBee wireless transmission module B22, the output end of the vibration sensor 8 (adopting the vibration sensor outputting signals of 4-20 mA) is connected with a resistor R3 (adopting a resistor with the precision of 0.1% and the resistance of 250 Ω) to the ground, the rear end of the vibration sensor is connected with an ADC _ IN (analog quantity input) end of the singlechip B21, and the UART1 end of the singlechip B21 is connected with the ZigBee wireless transmission module B22; the ZigBee wireless transmission module A13 is in wireless data receiving and transmitting communication connection with the ZigBee wireless transmission module B22, so that the wireless communication connection between the data transmission terminal 1 and the data acquisition terminal 2 is realized; the signal output ends of the photoelectric sensor A7 and the photoelectric sensor B9 are respectively connected with GPIO1 and GPIO2 (general input/output interface) ends of the singlechip B21, and are respectively connected with a pull-up resistor R1 (resistance 2K omega) and a pull-up resistor R2 (resistance 2K omega).
The above description is only for the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution and the improvement concept of the present invention within the technical scope disclosed in the present invention, and all the technical solutions and the improvement concepts should be covered by the protection scope of the present invention.
Claims (5)
1. A dam compaction monitoring system comprises a Beidou differential positioning system, a data transmission terminal, a data acquisition terminal, a tablet personal computer, a photoelectric sensor A, a vibration sensor, a photoelectric sensor B and a fixing frame; the Beidou differential positioning system comprises a Beidou satellite receiver, a transmitting radio station and a Beidou satellite base station receiver; the method is characterized in that: the data transmission terminal is in communication connection with the Beidou satellite receiver; the data transmission terminal is connected with the data acquisition terminal in a wireless communication mode; the photoelectric sensor A, the vibration sensor and the photoelectric sensor B are in communication connection with the data acquisition terminal; the data transmission terminal is in communication connection with the tablet personal computer through the Internet; the electric sensor A, the vibration sensor, the data acquisition terminal and the photoelectric sensor B are arranged on the fixing frame.
2. A dam compaction monitoring system according to claim 1 wherein: the fixing frame is formed by connecting two parallel semicircular structures through three vertical rods, and a photoelectric sensor A, a vibration sensor, a data acquisition terminal and a photoelectric sensor B are sequentially arranged on the upper semicircular structure; the photoelectric sensor A and the photoelectric sensor B are vertically arranged at two ends of a semicircular structure at the upper part of the fixing frame, and the sensing position of the photoelectric sensor is positioned at the outer side of the fixing frame; the semi-circle structure at the lower part of the fixing frame is provided with a fixing hole.
3. The dam compaction monitoring system according to claim 2 is characterized in that the data transmission terminal comprises a single chip microcomputer A, a 4G transparent transmission module, a ZigBee wireless transmission module A, RS232 to TT L module and a lithium battery A, DC-DC conversion module A, the lithium battery A adopts 24V output voltage, the output end of the lithium battery A is connected with the input end of the DC-DC conversion module A, the DC-DC conversion module A outputs 5V voltage to supply power for the single chip microcomputer A, the 4G transparent transmission module and the ZigBee wireless transmission module A, RS232 to TT L module, the Beidou satellite receiver is connected with a UART1 end of the single chip microcomputer A through an RS232 to TT L module to achieve communication connection of the data transmission terminal and a fighting satellite receiver, the ZigBee wireless transmission module A is connected with a UART2 end of the single chip microcomputer A, the 4G transparent transmission module is connected with a 3 end of the single chip microcomputer A, and the data transmission terminal is connected with the Internet through the 4G transparent transmission module to achieve UART.
4. A dam compaction monitoring system according to claim 3 wherein: the data acquisition terminal comprises a singlechip B, ZigBee wireless transmission module B, DC-DC conversion module B and a lithium battery B; the lithium battery B adopts 24V output voltage, the output end of the lithium battery B is connected with the input end of the DC-DC conversion module B and the power supply end of the vibration sensor, and the DC-DC conversion module B outputs 5V voltage to supply power for the singlechip B, the photoelectric sensor A, the photoelectric sensor B and the ZigBee wireless transmission module B; the output end of the vibration sensor is connected with a ground resistor R3, the rear end of the vibration sensor is connected with the ADC _ IN end of the singlechip B, and the UART1 end of the singlechip B is connected with the ZigBee wireless transmission module B; the ZigBee wireless transmission module A is in wireless data receiving and transmitting communication connection with the ZigBee wireless transmission module B, so that wireless communication connection between the data transmission terminal and the data acquisition terminal is realized; and the signal output ends of the photoelectric sensor A and the photoelectric sensor B are respectively connected with the GPIO1 and the GPIO2 ends of the singlechip B and are respectively connected with pull-up resistors R1 and R2.
5. A dam compaction monitoring system according to claim 4 wherein: the resistances of the resistors R1 and R2 are 2K omega, and the resistor R3 adopts a resistor with the precision of 0.1% and the resistance of 250 omega.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921542488.5U CN210983727U (en) | 2019-09-17 | 2019-09-17 | Dam compaction monitoring system |
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| CN201921542488.5U CN210983727U (en) | 2019-09-17 | 2019-09-17 | Dam compaction monitoring system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110675611A (en) * | 2019-09-17 | 2020-01-10 | 中国水利水电第四工程局有限公司 | Dam compaction monitoring system and monitoring method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110675611A (en) * | 2019-09-17 | 2020-01-10 | 中国水利水电第四工程局有限公司 | Dam compaction monitoring system and monitoring method |
| CN110675611B (en) * | 2019-09-17 | 2024-04-05 | 中国水利水电第四工程局有限公司 | Dam compaction monitoring system and monitoring method |
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