CN211806867U - Adopt wireless communication mode's precast beam field automatic spray health preserving system - Google Patents
Adopt wireless communication mode's precast beam field automatic spray health preserving system Download PDFInfo
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- CN211806867U CN211806867U CN201920423917.0U CN201920423917U CN211806867U CN 211806867 U CN211806867 U CN 211806867U CN 201920423917 U CN201920423917 U CN 201920423917U CN 211806867 U CN211806867 U CN 211806867U
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Abstract
The utility model relates to an adopt wireless communication mode's precast beam field automatic spray health preserving system, this system include water route pipe network part, humiture collection module, the precast beam body, control division and human-computer interaction module. Wherein, water route pipe network part contains spraying and two kinds of modes of water spray, and temperature and humidity acquisition module gathers the temperature and the humidity on precast beam surface, transmits to control part through wireless communication mode, and control part connects water route pipe network part, control water spray valve, spray valve and atomizing device. The man-machine interaction module presets a temperature threshold, a humidity threshold, spraying time and total maintenance time, provides the temperature threshold, the humidity threshold, the spraying time and the total maintenance time for the control part in a wireless communication mode, and simultaneously displays and records temperature and humidity data transmitted by the control part. The utility model discloses a wireless communication mode is gathered, is taken notes the humiture information on precast beam body surface in real time, has reduced the field wiring, has realized simultaneously that the precast beam field carries out the function of automatic spray health preserving according to on-the-spot humiture information.
Description
Technical Field
The utility model relates to an automatic spraying health preserving system specifically is to relate to an adopt wireless communication mode's precast beam field automatic spraying health preserving system.
Background
With the successive construction of large and super-large bridges, the demand of beam prefabricated products is increased sharply, the beam is made of concrete, and the later maintenance is very important for achieving the preset structure and durability of the beam. In the maintenance process of the precast beam body, because the maintenance cycle of the beam plate is long, the beam body is high and large, the traditional maintenance method is completed by climbing up and down by workers, the operation is dangerous and tedious, the phenomenon that the maintenance of dead corners is not in place exists simultaneously, the maintenance quality of the beam body cannot be ensured, and particularly for a large-scale beam yard, the traditional maintenance method is difficult to meet the current requirements.
Present precast beam field maintenance mode has a great deal of problem, first the water route pipe network is arranged unreasonablely, the water pipe is crooked to lead to the water source uneven distribution, cause and spray the unevenness and waste water resource, second is the humiture that the uncontrollable environment that sprays, roof beam body surface humiture variation range is big, lead to roof beam body structural strength unstability easily, the third is unable direct acquisition precast beam body surface water content, can not in time carry out the maintenance, the fourth is that degree of automation is low, can not make timely judgement and reaction when spraying system is unusual, influence the construction progress.
Traditional beam yard health preserving mode is simple, and automatic function is deficient, does not have information measurement module, influences the standardization of health preserving system, receives in addition to spray the site environment influence, and the data accuracy is low, lacks the automatic switch of water spray and spraying, also can't in time report to the police to error message.
SUMMERY OF THE UTILITY MODEL
The technical solution problem of the utility model is that: the problems that water flow spraying is uneven, control of the temperature and humidity environment of the beam body is poor, working efficiency is low and system automation degree is low in the traditional and existing precast beam field spraying modes are solved, the temperature and humidity acquisition module, the abnormity alarm module and the electrical control are designed, the precision of the temperature and humidity environment on the surface of the precast beam body is improved, and construction efficiency is improved.
In order to solve the above problem, the technical solution of the present invention is: an automatic spraying and health preserving system for a precast beam field in a wireless communication mode mainly comprises a waterway pipe network part, a temperature and humidity acquisition module, a precast beam body, a control part and a human-computer interaction module. The water channel pipe network part comprises a water distribution main pipe (01), a water distribution branch pipe (02), a spray head (03), a water spray valve (04), a spray valve (05) and an atomization device (06). The two sides of the water distribution main pipe (01) are connected with water distribution branch pipes (02), the front ends of the water distribution branch pipes (02) are provided with spray heads (03), and the water distribution main pipe (01) is provided with two inlets for spraying water and mist. When a water spraying mode is adopted, a water spraying valve (04) is opened, water flow enters through a water spraying inlet, enters a spray header (03) through a water distribution main pipe (01) and a water distribution branch pipe (02), and is sprayed to the precast beam (22); when the spraying mode is adopted, the atomizing device (06) is started, the spraying valve (05) is opened, water flow enters through the spraying inlet, enters the spray header (03) through the water distribution main pipe (01) and the water distribution branch pipe (02), and spraying operation is carried out on the precast beam (22). The temperature and temperature acquisition module comprises a wireless temperature and humidity sensor (11), a suspension rope (12) and a suspension ring (13), wherein the suspension ring (13) is hung at a reinforcing steel bar (23) above the precast beam (22), the upper end of the suspension rope (12) is connected to the suspension ring (13), the lower end of the suspension rope (12) is connected with the wireless temperature and humidity sensor (11), and the length of the suspension rope (12) is half of the height of the precast beam (22). The wireless temperature and humidity sensor (11) collects the actual temperature and the actual humidity of the surface of the precast beam body and transmits the actual temperature and the actual humidity to the control part in a wireless mode. The precast beam body includes precast beam (22), reinforcing bar (23) and base (21), and wherein reinforcing bar (23) are used for hanging wireless temperature and humidity sensor (11), and base (21) are used for burying underground water distribution main (01) and water distribution branch pipe (02). The control part comprises a wireless module, an Ethernet switch, a PLC (programmable logic controller), an I/O (input/output) board and a power module, wherein the wireless module receives data transmitted by the temperature and humidity acquisition module, exchanges data with the PLC through the Ethernet switch, and transmits data processed by the PLC to the man-machine interaction module. The PLC analyzes and processes the collected actual temperature and actual humidity, and controls the opening or closing of a water spray valve (04), a spray valve (05) and an atomizing device (06) of a waterway pipe network part through an I/O output plate, so that automatic spraying health maintenance is realized, and the precast beam (22) is ensured to be in an optimal temperature and humidity interval all the time during the health maintenance. The power supply module provides power for the control part. The man-machine interaction module comprises an embedded industrial personal computer, a GSM/GPRS module, a personal computer and a personal mobile phone, wherein the embedded industrial personal computer is used for setting a surface temperature threshold value, a humidity threshold value, spraying time and total curing time of the precast beam body, the total curing time comprises spraying time and water spraying time, spraying is firstly carried out during spraying, and then water spraying is carried out. And meanwhile, the embedded industrial personal computer displays temperature and humidity data in the health preserving process in real time, and when the temperature and humidity data are abnormal, the embedded industrial personal computer sends the abnormal value to the personal mobile phone of the attendant through the GSM/GPRS module. After a maintenance period is finished, the information of the precast beam body and the temperature and humidity data are exported and stored to a personal computer, and the automatic spraying and maintenance work of the beam yard is finished. 4 wireless temperature and humidity sensors (11) of health preserving assembly are sprayed to a slice of precast beam body, 2 each of the left and right sides, and a maximum of 32 signals can be input into 1 PLC programmable controller for the health preserving of 8 slices of beam body. The wireless communication of the control module, the temperature and humidity acquisition module and the human-computer interaction module adopts an industrially universal TCP/IP protocol.
Compared with the prior art, the utility model the advantage lie in: the data transmission adopts a wireless communication mode, and the temperature and humidity sensor and the control module perform non-contact detection, so that complicated field wiring is avoided, and the construction standardization is ensured; the state of the precast beam is monitored in real time, the self-adaptive working state adjustment of the spraying system is realized according to the temperature and humidity information, the surface of the beam body is always in the optimal wet state, and the full coverage of the object is realized.
Drawings
FIG. 1 is a block diagram of an automatic spraying health system for a precast beam yard in a wireless communication manner;
fig. 2 is a control flow chart of the spraying health preserving system.
FIG. 3 is a general assembly drawing of the temperature and humidity acquisition module, the water pipe network part and the precast beam body;
FIG. 4 is a partial view of a wireless temperature and humidity sensor;
fig. 5 is an enlarged view of the joint of the hanging ring and the steel bar at the position A in fig. 3.
Description of reference numerals:
the waterway pipe network part:
01-water distributing dry pipe; 02-water distribution branch pipe;
03-shower head; 04-water spray valve;
05-spray valve; 06-atomizing device.
Temperature and humidity acquisition module:
11-wireless temperature and humidity sensor; 12-suspension cord;
13-hanging ring.
Prefabricating a beam body:
21-a base; 22-precast beam;
23-steel reinforcement.
Detailed Description
Detailed embodiments of the present invention will be explained in detail below with reference to the accompanying drawings.
An automatic spraying and health preserving system for a precast beam field in a wireless communication mode mainly comprises a waterway pipe network part, a temperature and humidity acquisition module, a precast beam body, a control part and a human-computer interaction module. The water channel pipe network part comprises a water distribution main pipe (01), a water distribution branch pipe (02), a spray head (03), a water spray valve (04), a spray valve (05) and an atomization device (06). The two sides of the water distribution main pipe (01) are connected with water distribution branch pipes (02), the front ends of the water distribution branch pipes (02) are provided with spray heads (03), and the water distribution main pipe (01) is provided with two inlets for spraying water and mist. When a water spraying mode is adopted, a water spraying valve (04) is opened, water flow enters through a water spraying inlet, enters a spray header (03) through a water distribution main pipe (01) and a water distribution branch pipe (02), and is sprayed to the precast beam (22); when the spraying mode is adopted, the atomizing device (06) is started, the spraying valve (05) is opened, water flow enters through the spraying inlet, enters the spray header (03) through the water distribution main pipe (01) and the water distribution branch pipe (02), and spraying operation is carried out on the precast beam (22). The temperature and humidity acquisition module comprises a wireless temperature and humidity sensor (11), a suspension rope (12) and a suspension ring (13), the suspension ring (13) is hung on a steel bar (23) above the precast beam (22), the upper end of the suspension rope (12) is connected to the suspension ring (13), the lower end of the suspension rope (12) is connected with the wireless temperature and humidity sensor (11), and the length of the suspension rope (12) is half of the height of the precast beam (22). The wireless temperature and humidity sensor (11) collects the actual temperature and the actual humidity of the surface of the precast beam body and transmits the actual temperature and the actual humidity to the control part in a wireless mode. The precast beam body includes precast beam (22), reinforcing bar (23) and base (21), and wherein reinforcing bar (23) are used for hanging wireless temperature and humidity sensor (11), and base (21) are used for burying underground water distribution main (01) and water distribution branch pipe (02). The control part comprises a wireless module, an Ethernet switch, a PLC (programmable logic controller), an I/O (input/output) board and a power module, wherein the wireless module receives data transmitted by the temperature and humidity acquisition module, exchanges data with the PLC through the Ethernet switch, and transmits data processed by the PLC to the man-machine interaction module. The PLC analyzes and processes the collected actual temperature and actual humidity, and controls the opening or closing of a water spray valve (04), a spray valve (05) and an atomizing device (06) of a waterway pipe network part through an I/O output plate, so that automatic spraying health maintenance is realized, and the precast beam (22) is ensured to be in an optimal temperature and humidity interval all the time during the health maintenance. The power supply module provides power for the control part. The man-machine interaction module comprises an embedded industrial personal computer, a GSM/GPRS module, a personal computer and a personal mobile phone, wherein the embedded industrial personal computer is used for setting a surface temperature threshold value, a humidity threshold value, spraying time and total curing time of the precast beam body, the total curing time comprises spraying time and water spraying time, spraying is firstly carried out during spraying, and then water spraying is carried out. And meanwhile, the embedded industrial personal computer displays temperature and humidity data in the health preserving process in real time, and when the temperature and humidity data are abnormal, the embedded industrial personal computer sends the abnormal value to the personal mobile phone of the attendant through the GSM/GPRS module. After a maintenance period is finished, the information of the precast beam body and the temperature and humidity data are exported and stored to a personal computer, and the automatic spraying and maintenance work of the beam yard is finished. 4 wireless temperature and humidity sensors (11) of health preserving assembly are sprayed to a slice of precast beam body, 2 each of the left and right sides, and a maximum of 32 signals can be input into 1 PLC programmable controller for the health preserving of 8 slices of beam body. The wireless communication of the control module, the temperature and humidity acquisition module and the human-computer interaction module adopts an industrially universal TCP/IP protocol.
The method for maintaining the precast beam body by adopting the precast beam yard automatic spraying maintenance system in the wireless communication mode comprises the following steps of:
step 1: and the system is started, the control part supplies power, and the water spraying inlet and the spraying inlet supply water.
Step 2: the system is initialized, and the spraying time t is initialized to 0.
And step 3: time t for setting spraying time by man-machine interaction module1Total curing time t2Temperature threshold T0And a humidity threshold H0The PLC acquires the spraying time t from the human-computer interaction module1Total curing time t2Temperature threshold T0And a humidity threshold H0。
And 4, step 4: the PLC acquires the actual temperature T of the surface of the precast beam body from the temperature and humidity acquisition module1And actual humidity H1。
And 5: and starting a timer in the PLC, wherein the sampling period is delta t, and the spraying time t is gradually increased by delta t.
Step 6: judging the spraying time t, and when the spraying time t is less than or equal to the spraying time t1Then entering a spraying mode according to the temperature threshold T obtained in the step 30And a humidity threshold H0Judging the actual temperature T in step 51And actual humidity H1. When the actual temperature T is1Greater than a temperature threshold T0And the actual humidity H1Less than humidity threshold H0And (3) opening the atomizing equipment, opening the atomizing valve (05), performing atomizing operation on the precast beam (22), returning to the step (4) to perform the next sampling period, otherwise, closing the atomizing equipment, closing the atomizing valve (05), stopping atomizing, and returning to the step (4) to perform the next sampling period.
And 7: when the spraying time t is greater than the spraying time t1When the maintenance system enters a water spraying mode, the atomizing equipment and the atomizing valve (05) are closed, the spraying time t is judged, and when the spraying time t is less than the total maintenance time t2According to the temperature threshold T obtained in the step 30And a humidity threshold H0Judging the actual temperature T in step 51And actual humidity H1. When the actual temperature T is1Greater than a temperature threshold T0And the actual humidity H1Less than humidity threshold H0And (3) opening the water spray valve (04), spraying water to the precast beam (22), returning to the step (4) for the next sampling period, otherwise, closing the water spray valve (04), and returning to the step (4) for the next sampling periodOne sampling period.
And 8: when the spraying time t is equal to the total curing time t2And (3) closing the water spraying valve (04), stopping water supply after the maintenance is finished, and closing the system.
Actual temperature T of a precast beam body1And actual humidity H1The average value of the temperature and the humidity collected by the 4 wireless temperature and humidity sensors.
According to the health preserving system control flow chart that sprays of fig. 2, the utility model discloses in the patent embodiment, spray the operation to the precast beam of a slice length 10m, wide 0.5 meters, high 2 meters:
the wireless temperature and humidity sensor in the embodiment adopts an RS-WS-WIFI-6 temperature and humidity transmitter, the hanging ring adopts a movable opening ring with the diameter of 3.5cm, and the hanging rope adopts a common 3mm nylon rope. The water distribution main pipe adopts a PVC drain pipe with the diameter of 50mm, the water distribution branch pipe adopts a PVC drain pipe with the diameter of 32mm, the spray head adopts a table type single spray with the spray radius of 2 meters, the spray valve and the water spray valve adopt 2W-500-50 DC24V normally closed electromagnetic valves which are divided into a spray 2W-500-50 DC24V normally closed electromagnetic valve and a water spray 2W-500-50 DC24V normally closed electromagnetic valve, and the atomization device adopts a TL-60 type atomizer. The wireless module adopts a TL-WDR5660 router, the Ethernet switch adopts a TL-SF1016D network switch, the PLC adopts a SIMATIC S7-200 SMART small programmable controller, and the I/O output board adopts RS232/RS485 to control the relay module; the power module adopts HAW15-220 XXXXF 2-3 series AC/DC module power, comprises HAW15-220D05F2, HAW15-220D12F2 and HAW15-220D24F2, and can simultaneously output 5V, 12V and 24V direct-current voltages. The embedded industrial personal computer adopts SG121-BGCM embedded industrial personal computer, and the GSM/GPRS module adopts ATK-SIM800C four-frequency GSM/GPRS module.
The procedure of this example is as follows:
step 1: the system is started, power is supplied to a control part, a TL-WDR5660 router is connected with 12V direct current voltage, a TL-SF1016D network switch is connected with 24V direct current voltage, a SIMATIC S7-200 SMART small programmable controller is connected with 24V direct current voltage, an RS232/RS485 control relay module is connected with 5V direct current voltage, and a water spray inlet and a spray inlet are connected with a water pipe for supplying water.
Step 2: the system is initialized, and the spraying time t is initialized to 0.
And step 3: spray duration t is set by SG121-BGCM embedded industrial personal computer utilizing man-machine interaction module124 hours (1 day), total curing time t2Is 168 hours (7 days), temperature threshold T0At 20 ℃ and a humidity threshold H085%, the PLC acquires the spraying time t from the man-machine interaction module124h and total curing time t2168h, temperature threshold T020 ℃ and humidity threshold H0＝80％。
And 4, step 4: the SIMATIC S7-200 SMART small programmable controller obtains the actual temperature T of the surface of the precast beam body from the temperature and humidity acquisition module125 ℃ and actual humidity H1＝40％。
And 5: a timer in the SIMATIC S7-200 SMART small programmable controller is started, the sampling period delta t is 1 minute, and the spraying time t is gradually increased by delta t to 1 min.
Step 6: judging the spraying time t, wherein the spraying time t is less than the spraying time t for 1min124h, the system enters the spray mode according to the temperature threshold T obtained in step 3020 ℃ and humidity threshold H0When 80%, the actual temperature T in step 5 is determined125 ℃ and actual humidity H140%, at this time the actual temperature T1Greater than temperature threshold T at 25 ℃020 ℃ and actual humidity H140% less than humidity threshold H0And (4) opening the TL-60 type atomizer, opening a normally closed electromagnetic valve for spraying 2W-500-50 DC24V, spraying the precast beam body, and returning to the step 4 to perform the next sampling period. After 10 times of sampling, the spraying time t is 10min less than the spraying time t124h, actual temperature T118 ℃ less than a temperature threshold T020 ℃ true humidity H185% greater than humidity threshold H0And (4) closing the TL-60 type atomizer, closing a normally closed electromagnetic valve for spraying 2W-500-50 DC24V, and returning to the step (4) for the next sampling period.
And 7: after 1441 times of sampling, the spraying time t is 1441min longer than the spraying time t1TL-60 type fog 24hClosing the chemical machine, closing a normally closed electromagnetic valve for spraying 2W-500-50 DC24V, and enabling the system to enter a water spraying mode, wherein the spraying time t is 1441min and is less than the total maintenance time t2168h, actual temperature T119 ℃ less than a temperature threshold T020 ℃ true humidity H179% less than humidity threshold H0And (4) closing the normally closed solenoid valve of the water injection 2W-500-50 DC24V, and returning to the step 4 for the next sampling period. After 1500 times of sampling, the spraying time t is 1500min less than the total maintenance time t2168h, actual temperature T1Greater than a temperature threshold T at 21 DEG C020 ℃ and actual humidity H178% less than humidity threshold H0And (4) opening a normally closed electromagnetic valve of the water spraying 2W-500-50 DC24V, spraying water on the precast beam body, and returning to the step 4 to perform the next sampling period.
And 8: after 10080 times of sampling, the spraying time t is 10080min and is equal to the total maintenance time t2168h, closing the normally closed electromagnetic valve of the water spraying 2W-500-50 DC24V, finishing the maintenance, stopping water supply, powering off the equipment and closing the system.
After the embodiment is implemented, compared with the traditional precast beam yard curing system, the number of curing people in each beam yard is reduced from 3 to 1, the water consumption is reduced by 16%, the production cost is effectively reduced, and the economic benefit is improved. In the daytime, the temperature change amplitude of the surface of the beam body is reduced from 10.5 ℃ to 4.6 ℃, the humidity change amplitude is reduced from 32% to 8%, and the environmental quality of the curing beam field is improved. In the implementation process of the embodiment, two times of abnormal alarms occur, and an operator can arrive at the site within 30min for treatment, so that the accident treatment speed is effectively increased, and the normative and the standard of the precast beam body health maintenance are ensured.
The above description is only a specific embodiment of the present invention, but the protection of the present invention is not limited thereto, and any modifications without substantial changes made by those skilled in the art without changing the principle should also be regarded as the protection scope of the present invention.
Details not described in the present specification belong to the prior art known to those skilled in the art.
Claims (2)
1. The utility model provides an adopt precast beam field automatic spray health preserving system of wireless communication mode which characterized in that: the system comprises a waterway pipe network part, a temperature and humidity acquisition module, a precast beam body, a control part and a man-machine interaction module; the waterway pipe network part comprises a water distribution main pipe (01), a water distribution branch pipe (02), a spray head (03), a water spray valve (04), a spray valve (05) and an atomization device (06); two sides of the water distribution main pipe (01) are connected with water distribution branch pipes (02), the front ends of the water distribution branch pipes (02) are provided with spray heads (03), and the water distribution main pipe (01) is provided with two inlets for spraying water and mist; when a water spraying mode is adopted, a water spraying valve (04) is opened, water flow enters through a water spraying inlet, enters a spray header (03) through a water distribution main pipe (01) and a water distribution branch pipe (02), and is sprayed to the precast beam (22); when the spraying mode is adopted, the atomizing device (06) is started, the spraying valve (05) is opened, water flow enters through the spraying inlet, enters the spray header (03) through the water distribution main pipe (01) and the water distribution branch pipe (02), and is sprayed to the precast beam (22); the temperature and humidity acquisition module comprises a wireless temperature and humidity sensor (11), a suspension rope (12) and a suspension ring (13), the suspension ring (13) is hung at a reinforcing steel bar (23) above the precast beam (22), the upper end of the suspension rope (12) is connected to the suspension ring (13), the lower end of the suspension rope (12) is connected with the wireless temperature and humidity sensor (11), and the length of the suspension rope (12) is half of the height of the precast beam (22); the wireless temperature and humidity sensor (11) collects the actual temperature and the actual humidity of the surface of a precast beam body, the precast beam body comprises a precast beam (22), a steel bar (23) and a base (21), the steel bar (23) is used for hanging the wireless temperature and humidity sensor (11), and the base (21) is used for embedding a water distribution main pipe (01) and a water distribution branch pipe (02); the control part comprises a wireless module, an Ethernet switch, a PLC (programmable logic controller), an I/O (input/output) board and a power module, wherein the wireless module receives data transmitted by the temperature and humidity acquisition module, exchanges data with the PLC through the Ethernet switch and transmits the data processed by the PLC to the man-machine interaction module; the PLC analyzes and processes the acquired actual temperature and actual humidity, the opening or closing of a water spray valve (04), a spray valve (05) and an atomizing device (06) of the waterway pipe network part is controlled through an I/O output board, and a power supply module provides a power supply for the control part; the man-machine interaction module comprises an embedded industrial personal computer, a GSM/GPRS module, a personal computer and a personal mobile phone.
2. The precast beam yard automatic spraying health preserving system adopting a wireless communication mode as claimed in claim 1, characterized in that: 4 wireless temperature and humidity sensors (11) are assembled on the left side and the right side of a precast beam body in a spraying and health preserving manner, and the number of the sensors is 2 respectively.
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