CN202577148U - An intelligent control instrument for prestress duct slip casting based on dual parameters of pipe capacity and density - Google Patents

Abstract

The utility model discloses an intelligent controller for prestressed channel grouting based on dual parameters of pipe capacity and density, which includes a grouting pump, and is characterized in that it is composed of a grouting console, a grouting measurement and control box, and a grouting measurement and control box; The grouting console is a touch screen grouting console, and the embedded motherboard (1) is electrically connected to the industrial touch screen display (2), mobile communication module (3), wireless communication module (4), and 485 data acquisition control port (5) , a micro-printer (6), a USB interface (7), an SD card storage unit (8), a debugging serial port (9), and the above-mentioned devices are powered by a multi-channel switching power supply (10). The utility model monitors the whole process of grouting in bridge prestressed channels, provides guarantee for the quality control of grouting, and effectively solves the problem that manual grouting in the prior art cannot guarantee the quality of grouting. Small size, easy on-site installation, strong environmental adaptability, saving manpower, improving work efficiency, and having a wide range of uses.

Description

Intelligent controller for prestressed channel grouting based on dual parameters of pipe volume and density

technical field

The utility model relates to bridge prestressed channel grouting construction equipment, in particular to an intelligent prestressed channel grouting control instrument based on the dual parameters of pipe capacity and density. the

Background technique

The prior art bridge prestressed channel grouting construction relies on on-site construction operators to observe with the naked eye, operate manually, operate the grouting pump at the entrance of the grouting channel, and close the angle valve to screen the grout at the outlet of the grouting channel. Therefore, it is difficult to guarantee the construction quality, and porosity, bleeding and incomplete grouting are prone to occur, resulting in potential safety hazards in bridge engineering. the

Contents of the invention

The purpose of the utility model is to overcome the above-mentioned disadvantages existing in the grouting construction of the prestressed channel of the bridge in the prior art, provide a grouting device that can ensure the construction quality, save manpower, and greatly improve the efficiency. the

The solution proposed by the utility model is: a prestressed channel intelligent grouting controller based on the dual parameters of pipe capacity and density, including a grouting pump, which is characterized in that it consists of a grouting console, a grouting measurement and control box, and a grouting measurement and control The grouting console is a touch screen grouting console, which is electrically connected to the industrial touch screen display 2, mobile communication module 3, wireless communication module 4, 485 data acquisition control port 5, micro-printer 6, USB interface 7, SD card storage unit 8, debugging serial port 9, the above-mentioned devices are powered by multi-channel switching power supply 10. Among them, the embedded main board 1 includes a dual-parameter grouting quality control program of pipe volume and density. the

The pulp feeding measurement and control box is electrically connected in three ways by the control board MCU 11: one way is electrically connected with the wireless communication module 13 and the 485 data acquisition control port 14 through the photoelectric isolation unit 12; the other way is through the photoelectric isolation unit 15, the intermediate relay 16, The contactor 17 is electrically connected to the grouting pump 18; the third path passes through the AD conversion unit 19 and the photoelectric isolation unit 20 in turn, and then is electrically connected to the flow transmitter 21 and the pressure transmitter 22 respectively. the

The pulp measurement and control box is electrically connected by the control board MCU 23 in three ways: one way is electrically connected with the wireless communication module 25 and the 485 data acquisition control port 26 through the photoelectric isolation unit 24; the other way is through the photoelectric isolation unit 27, the intermediate relay 28, The contactor 29 is electrically connected to the electric valve 30; the third path is electrically connected to the flow transmitter 33, the pressure transmitter 34 and the density transmitter 35 after successively passing through the AD conversion unit 31 and the photoelectric isolation unit 32. the

The grouting console is electrically connected with the wireless communication module 13 of the slurry measurement and control box and the wireless communication module 25 of the slurry measurement and control box respectively by wireless communication module 4; The 485 data acquisition and control port 14 of the slurry inlet measurement and control box and the 485 data acquisition control port 26 of the slurry output measurement and control box are electrically connected by wire. the

The utility model has the advantages of:

1. The grouting console and the measurement and control box of the utility model adopt a modularized integrated box structure, which is convenient for on-site installation, use and maintenance. the

2. The utility model realizes data collection and grouting control through touch screen display on the basis of an embedded platform, saves manpower, greatly improves efficacy, and reduces labor intensity of construction personnel. the

3. The utility model can query, retrieve, save, print and automatically generate curves for the monitored data. the

4. The utility model can carry out data exchange in a wired or wireless manner, and can also carry out remote data transmission to meet the needs of remote control. the

5. The utility model adopts flow and pressure transmitters, which have high measurement accuracy, strong anti-interference, and are not affected by working conditions and human interference. the

6. The utility model is not only suitable for grouting in bridge prestressed channels, but also can be used in other grouting construction occasions. the

Description of drawings

Fig. 1 is a structural diagram of the grouting console of the present invention. the

Fig. 2 is a structural diagram of the slurry feeding measurement and control box of the utility model. the

Fig. 3 is a structural diagram of the pulping measurement and control box of the utility model. the

Detailed ways

The utility model is further described as follows with reference to the accompanying drawings in conjunction with specific embodiments:

An intelligent controller for prestressed tunnel grouting based on the dual parameters of pipe volume and density, including a grouting pump, is characterized by three parts: a grouting console, a grouting measurement and control box, and a grouting measurement and control box. The grouting console is a touch-screen type grouting console, and its structure is shown in Figure 1. It is composed of an embedded main board 1 containing a dual-parameter grouting quality control program for pipe capacity and density, which is electrically connected to an industrial touch-screen display 2 and a mobile communication module. 3. Wireless communication module 4, 485 data acquisition control port 5, micro-printer 6, USB interface 7, SD card storage unit 8, debugging serial port 9, the above devices are powered by multi-channel switching power supply 10. Its embedded motherboard 1 adopts Samsung S3C2440A embedded chip, industrial touch screen display 2 adopts Taiwan Innolux 8-inch true-color industrial touch screen, mobile communication module 3 adopts Huawei EM310 GPRS communication module, and wireless communication module 4 adopts Wuhan Wind River Technology 433MHZ wireless transmission module. See attached drawing 2 for the structure composition of the slurry feeding measurement and control box, which is electrically connected by the control board MCU 11 in three ways: one way is electrically connected with the wireless communication module 13 and the 485 data acquisition control port 14 respectively through the photoelectric isolation unit 12; The isolation unit 15, the intermediate relay 16, and the contactor 17 are electrically connected to the grouting pump 18; the third path passes through the AD conversion unit 19 and the photoelectric isolation unit 20 in turn, and then electrically connects with the flow transmitter 21 and the pressure transmitter 22 respectively. connect. Refer to the accompanying drawing 3 for the structure of the pulping measurement and control box. It is electrically connected by the control board MCU 23 in three ways: one way is electrically connected with the wireless communication module 25 and 485 data acquisition control port 26 respectively through the photoelectric isolation unit 24; The isolation unit 27, the intermediate relay 28, and the contactor 29 are electrically connected to the electric valve 30; the third path passes through the AD conversion unit 31 and the photoelectric isolation unit 32 in turn, and then respectively connects with the flow transmitter 33, the pressure transmitter 34 and the density transmitter. The transmitter 35 is electrically connected. Among them, the control boards MCU11 and 23 both use AT89S52 microcontrollers, the photoelectric isolation units 12, 15, 20, 24, 27, and 32 all use TLP521-4 photoelectric isolation chips, and the AD conversion units 19 and 31 use MAX197 chips from MAXIN Company. Transmitters 21 and 33 are all JDK300 integrated electromagnetic flowmeters from Shanghai Oujie Instrument Co., Ltd., pressure transmitters 22 and 34 are PRC908 pressure transmitters from Hangzhou Runchen Technology Co., Ltd., and density transmitter 35 It is the HX1602 density transmitter of Chengdu Hongteng Technology Cable Co., Ltd., the electric valve 30 is the ZAJQ-16P high-speed electric valve of Shanghai Hanerjia Pump and Valve Company, and the grouting pump 18 is the HB type produced by Hongye Construction Machinery Co., Ltd. Piston grout pump. the

The working principle of the utility model is: the embedded main board 1 of the grouting console, which contains the dual-parameter grouting quality control program of pipe capacity and density, converts the received grouting site flow rate through the wireless communication module 4 or 485 data acquisition control port 5. After the signals of transmitters 21 and 33 and pressure transmitters 22 and 34 are processed, they are displayed on the industrial touch screen display 2, printed by the micro-printer 6, and sent to the remote monitoring center via the mobile communication module 3. At the same time, the grouting console can also send control commands to the on-site measurement and control box through the wireless communication module 4 or the 485 data acquisition control port 5, to control the action of the grouting pump 18 and the electric valve 30, and realize the quality control of the prestressed channel grouting process. the

The 4-20ma analog signal provided by the flow transmitter 21 and the pressure transmitter 22 of the measurement and control box at the pulp inlet is converted into a digital signal through the photoelectric isolation unit 20 and the AD conversion unit 19, and sent to the control board MCU 11, and then Through the signal output photoelectric isolation unit 12, the 485 data acquisition control port 14 or the wireless communication module 13 is sent to the grouting console. Simultaneously, the control board MCU 11 can also accept the order of the grouting console, and through the action of the photoelectric isolation unit 15, the intermediate relay 16, and the contactor 17, it controls the start and stop of the grouting pump 18. the

The flow transmitter 33 and pressure transmitter 34 of the pulp outlet measurement and control box provide 4-20ma analog signals, which are converted into digital signals through the photoelectric isolation unit 32 and AD conversion unit 31, and sent to the control board MCU 23, and then Through the signal output photoelectric isolation unit 24, the 485 data acquisition control port 26 or the wireless communication module 25 is sent to the grouting console. Simultaneously, the control board MCU 23 can also accept the order of the grouting console, and finally control the action of the electric valve 30 through the photoelectric isolation unit 27, the intermediate relay 28, and the contactor 29. the

In this way, the utility model monitors the whole process of bridge prestressed channel grouting construction, provides quality assurance for grouting construction, and solves the difficult problem that the quality of bridge prestressed channel grouting construction in the prior art cannot be guaranteed. Integrated structure, small device size, easy on-site installation, strong environmental adaptability, saving manpower, improving work efficiency, and having a wide range of uses. the

Claims (1)

1. The prestressed channel grouting intelligent controller based on the dual parameters of pipe capacity and density, including a grouting pump, is characterized in that it is composed of a grouting console, a grouting measurement and control box, and a grouting measurement and control box; the grouting console is a touch screen type grouting console, the embedded motherboard (1) is electrically connected to the industrial touch screen display (2), mobile communication module (3), wireless communication module (4), 485 data acquisition control port (5), micro-printer (6 ), USB interface (7), SD card storage unit (8), debugging serial port (9), and above-mentioned devices are powered by multi-way switching power supply (10); The pulp feeding measurement and control box is electrically connected by the control board MCU (11) in three ways: one way is electrically connected with the wireless communication module (13) and the 485 data acquisition control port (14) through the photoelectric isolation unit (12); the other way is through the photoelectric isolation unit (12) respectively; The isolation unit (15), the intermediate relay (16), and the contactor (17) are electrically connected to the grouting pump (18); the third road passes through the AD conversion unit (19) and the photoelectric isolation unit (20) in sequence, and then respectively connects with the The flow transmitter (21) and the pressure transmitter (22) are electrically connected; The pulp measurement and control box is electrically connected by the control board MCU (23) in three ways: one way is electrically connected with the wireless communication module (25) and the 485 data acquisition control port (26) respectively through the photoelectric isolation unit (24); the other way is through the photoelectric isolation unit (24) The isolation unit (27), the intermediate relay (28), and the contactor (29) are electrically connected to the electric valve (30); the third circuit passes through the AD conversion unit (31) and the photoelectric isolation unit (32) in sequence, and then respectively communicates with the flow rate The transmitter (33) and the pressure transmitter (34) are electrically connected; The grouting console is electrically connected with the wireless communication module (13) of the grouting measurement and control box and the wireless communication module (25) of the grouting measurement and control box respectively through the wireless communication module (4); The collection control port (5) is electrically connected with the 485 data collection control port (14) of the pulp inlet measurement and control box and the 485 data collection control port (26) of the pulp discharge measurement and control box respectively by wire.

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