CN110377076A - Mass concrete based on wireless transmission conserves intelligent temperature control device - Google Patents
Mass concrete based on wireless transmission conserves intelligent temperature control device Download PDFInfo
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 22
- 238000004891 communication Methods 0.000 claims abstract description 70
- 239000007921 spray Substances 0.000 claims abstract description 61
- 238000009529 body temperature measurement Methods 0.000 claims abstract description 16
- 238000012423 maintenance Methods 0.000 claims abstract description 12
- 238000010276 construction Methods 0.000 claims abstract description 10
- 238000012544 monitoring process Methods 0.000 claims abstract description 7
- 239000003990 capacitor Substances 0.000 claims description 30
- 239000013078 crystal Substances 0.000 claims description 12
- 230000005611 electricity Effects 0.000 claims description 9
- 238000012360 testing method Methods 0.000 claims description 8
- 230000000087 stabilizing effect Effects 0.000 claims description 7
- 241001269238 Data Species 0.000 claims description 6
- 238000004422 calculation algorithm Methods 0.000 claims description 6
- 238000004364 calculation method Methods 0.000 claims description 5
- 238000009826 distribution Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- 230000008859 change Effects 0.000 claims description 4
- 239000004973 liquid crystal related substance Substances 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims description 3
- 230000003760 hair shine Effects 0.000 claims 1
- 238000005259 measurement Methods 0.000 abstract description 11
- 238000005507 spraying Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 11
- 238000013461 design Methods 0.000 description 8
- 230000008901 benefit Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000036039 immunity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
- G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
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Abstract
The invention belongs to concrete curing fields, provide a kind of mass concrete maintenance intelligent temperature control device based on wireless transmission, including host module, slave module, host computer receiver and spray control module；The input terminal of host module and the output end of multiple slave modules are wirelessly connected, and the output end and host computer receiver and spray control module of host module are wirelessly connected；Slave module is arranged at concrete monitoring at the construction field (site), including the first main control module, temperature measurement module, the first display module and the first wireless communication module；Host module includes the second main control module, the second wireless communication module, mobile network communication module and the second display module；Host computer receiver is connect with host computer；Spraying control module includes the 4th wireless communication module, control relay circuit and the 4th main control module.The present invention realizes automatic measurement, record and the automatic spray of concrete curing of concrete temperature, can be applied to concrete curing field.
Description
Technical field
The invention belongs to concrete curing fields, and in particular to a kind of mass concrete maintenance intelligence based on wireless transmission
It can temperature control device.
Background technique
With the continuous development of society and progress, concrete using more and more extensive, the side's amount for pouring engineering is also got over
Come bigger.Concreting is deep to be dissolved into our current engineering constructions.The requirement of casting of concrete in mass
It is very stringent, not only stress, crushing resistance, in terms of have many requirements, in temperature controlled requirement also very
Strictly.With guarantee concrete intensity, in terms of meet the requirements.Domestic and international existing dependent Concrete temperature measurer at present,
It is only limitted to measurement concrete temperature data and carries out real-time display, intelligence degree is lower.
Due to internal-external temperature difference, inside concrete heat accumulation be not easy to distribute, when the temperature difference greatly to a certain extent, surface
Tensile stress when being more than the ultimate tensile strength of concrete at that time, concrete surface will generate crack.Therefore in large volume
When concrete construction, real-time monitoring temperature difference, to prompt construction site to take the measure of the reduction temperature difference, guarantee, which does not generate, to be led
The temperature difference of fracturing seam.
Summary of the invention
The technical problems to be solved by the present invention are: providing a kind of mass concrete maintenance intelligence based on wireless transmission
Temperature control device improves construction efficiency and construction effect to realize automatic measurement, record and the care action of concrete temperature.
In order to solve the above-mentioned technical problem, a kind of the technical solution adopted by the present invention are as follows: large volume based on wireless transmission
Concrete curing intelligent temperature control device, including host module, slave module, host computer receiver and spray control module；It is described
The output end of the input terminal of host module and multiple slave modules is wirelessly connected, the output end of the host module with it is described upper
Machine receiver and spray control module are wirelessly connected；
The slave module is arranged at concrete monitoring at the construction field (site), including the first main control module, temperature measurement module, the first display
Module and the first wireless communication module, the temperature measurement module include multiple temperature sensing that monitoring temperature point in concrete is arranged in
Device, the output end of the temperature sensor are connect with the input terminal of first main control module, first main control module it is defeated
Outlet is connect with second display module and the first wireless communication module respectively；First main control module is used for thermometric mould
The temperature data that block is sent is sent to the first display module and is shown, and is sent to host by the first wireless communication module
Module；
The host module includes the second main control module, the second wireless communication module, mobile network communication module and the second display
Module, second main control module pass through the second wireless communication module and slave module, host computer receiver and spray control mould
Block is wirelessly connected；Second main control module also passes through mobile network communication module and mobile client is wirelessly connected；Described
Two display modules are connect with the output end of the second main control module, for showing the temperature data received；
The host computer receiver is connect by USB port with host computer, and the host computer receiver includes third wireless communication
Module and third main control module, the third main control module pass through third wireless communication unit and the host module communication link
It connects；
The spray control module includes the 4th wireless communication module, control relay circuit and the 4th main control module, and described the
Four main control modules are communicated to connect by the 4th wireless communication module and the host module, the output end of the main control module with after
The input terminal of electrical apparatus control circuit connects, and the output end of the control relay circuit and the control terminal of spray equipment connect.
First main control module, the second main control module, third main control module and the 4th main control module include
STC89C52RC single-chip microcontroller, crystal oscillating circuit and reset circuit；First display module and the second display module use LCD1602
Liquid crystal display；First wireless communication module, the second wireless communication module, third wireless communication module and third channel radio
Believe that module uses the wireless communication module of model NRF24L01, the model SIM900A of the mobile network communication module.
In electric substation's spray distribution box, the spray control module further includes that power supply turns for the spray control module setting
Change circuit, the power-converting circuit includes diode D3, capacitor C9, resistance R6, voltage stabilizing chip U4, resistance R4, resistance R5, two
Pole pipe D4, capacitor C12, resistance R9, inductance L1, capacitor C8, resistance R7, resistance R8, capacitor C10, capacitor C11, resistance R3 and hair
The anode of optical diode DS1, diode D1 are connect with out-put supply anode, and cathode is connect with the pin VIN of voltage stabilizing chip U4, surely
The pin BST of pressure chip U4 is connect by capacitor C7 with pin SW, and pin VIN is also connect through resistance R4 with pin EN, pin EN
Be grounded through resistance R5, pin FREQ is grounded through resistance R6, pin GND ground connection, pin SW through inductance L1 out-put supply anode VCC,
Pin SW is also grounded through diode D4, and pin FB is grounded through resistance R8, and pin COMP is grounded after capacitor C12 and resistance R9；Electricity
The output end of sense L1 is grounded through capacitor C8, is connect through resistance R7 with pin FB, is also connected respectively through capacitor C10, capacitor C11 and series connection
It is grounded after the resistance R3 and diode DS1 that connect.
Control relay circuit includes resistance R1, resistance R2, diode D1, light emitting diode D2, triode Q1 and relay
Device K1, the triode Q1 base stage connect with the output end of the 4th main control module, the base stage of triode Q1 also passes through resistance R1
It is connect with positive pole VCC, collector passes through the relay K1 being connected in parallel and diode D1 is connect with positive pole VCC, sends out
The both ends relay K1 are connected in parallel on after optical diode D2 and resistance R2 series connection；The control of spray equipment is arranged in the contact of relay K1
In circuit.
The temperature measurement module include three temperature sensors, be separately positioned on the same test point table, in, inner three positions
It sets, the model DS18B20 of three temperature sensors, the output pin master chip with first main control module respectively
An I/O pin connection, and be provided on its output pin resistance value be 10k pull-up resistor.
The host module further includes push-button unit, and the push-button unit is for being arranged maintenance threshold temperature, setting display
Temperature spot and setting send short message interval time, second main control module is for judging whether real time temperature is more than feeding
Threshold temperature is protected, if being more than, sends a signal to spray control module, control spray equipment work；It is also used to according to setting
Short message interval time sends temperature data to mobile terminal.
First main control module carries out the acquisition of temperature data, the anti-interference calculation of temperature using temperature Anti-interference algorithm
Method the following steps are included:
S1, using function pointer as tool, acquire 10 temperature datas and be put into array, then to 10 groups of temperature values in array
After maximum value and minimum value are removed, the effective average value of temperature data, the calculation formula of the effective average value temp1 of temperature data are found out
Are as follows:
temp1=(num - Max - Min)/(10-2)；
Wherein, num indicates the sum of all temperature datas, and Max indicates the maximum value of temperature data, and Min indicates temperature data most
Small value；
S2, step S1 is repeated, obtains the effective average value temp2 of temperature data in next collection period；
S3, the deviation for calculating the effective average value of temperature data that front and back exports differentiate whether deviation is more than threshold value A, works as temperature
When absolute value bigger than normal is greater than threshold value A, using the effective average value of temperature data in a upper data acquisition time period as temperature
Otherwise output valve exports the effective average value of this temperature data as temperature value output；Discrimination formula are as follows: if ((temp2-
temp1>A)||(temp1-temp2>A))
S4, return step S2, circulation carry out the acquisition of temperature data.
Compared with the prior art, the invention has the following beneficial effects: the invention proposes a kind of based on the big of wireless transmission
Volume concrete conserves intelligent temperature control device comprising host module, slave module, host computer receiver and spray control mould
Block by being mounted on the slave in-site measurement temperature data of test point, and is wirelessly sent to host module, and then host module will
Temperature is wirelessly sent to host computer after arranging, and the automatic measurement and record of concrete temperature may be implemented, can also pass through movement
Communication module is sent the data to above mobile terminal, such as the mobile phone of staff；Meanwhile it being controlled by host module and spray
Spray signal wireless transmission between molding block, may be implemented the automatic spray of concrete curing, improves concrete curing
The degree of automation, meanwhile, the present invention transmits data by wireless communication, without wiring, has extremely strong practicability.
Detailed description of the invention
Fig. 1 is the structure that a kind of mass concrete based on wireless transmission proposed by the present invention conserves intelligent temperature control device
Block diagram；
Fig. 2 is the detailed construction that a kind of mass concrete based on wireless transmission proposed by the present invention conserves intelligent temperature control device
Block diagram；
Fig. 3 is the circuit diagram of slave module in the embodiment of the present invention；
Fig. 4 is the circuit diagram of host module in the embodiment of the present invention；
Fig. 5 is the circuit diagram that control module is sprayed in the embodiment of the present invention；
Fig. 6 is the circuit diagram of host computer receiver in the embodiment of the present invention；
Fig. 7 is the algorithm flow chart that slave module carries out temperature data acquisition in the embodiment of the present invention.
Specific embodiment
It in order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below will be in the embodiment of the present invention
Technical solution be clearly and completely described, it is clear that described embodiment is a part of the embodiments of the present invention, without
It is whole embodiments；Based on the embodiments of the present invention, those of ordinary skill in the art are not before making creative work
Every other embodiment obtained is put, shall fall within the protection scope of the present invention.
As shown in Figure 1 and 2, the embodiment of the invention provides a kind of, and the mass concrete based on wireless transmission conserves intelligence
Temperature control device, including host module, slave module, host computer receiver and spray control module；The input of the host module
End and the output end of multiple slave modules are wirelessly connected, the output end of the host module and the host computer receiver and spray
Control module is wirelessly connected；The output end of spray control module is connect with spray equipment, controls the spray work of concrete curing,
Host computer receiver is connect with host computer, and the temperature data sent for receiving host module simultaneously sends supreme position machine storage.
Specifically, as shown in Fig. 2, the slave module is arranged at concrete monitoring at the construction field (site), including the first master control
Module, temperature measurement module, the first display module and the first wireless communication module, the temperature measurement module include that temperature is arranged in concrete
Spend multiple temperature sensors of test point, the input terminal company of the output end of the temperature sensor and first main control module
It connects, the output end of first main control module is connect with second display module and the first wireless communication module respectively；It is described
First main control module shows for sending the first display module for the temperature data that temperature measurement module is sent, and passes through the
One wireless communication module is sent to host module.
Specifically, in the present embodiment, the first main control module of slave module carries out temperature number using temperature Anti-interference algorithm
According to acquisition, as shown in fig. 7, the algorithm the following steps are included:
S1, using function pointer as tool, acquire 10 temperature datas and be put into array, then to 10 groups of temperature values in array
After maximum value and minimum value are removed, the effective average value of temperature data, the calculation formula of the effective average value of temperature data are found out are as follows:
temp1=(num - Max - Min)/(10-2)；(1)
Wherein, num indicates the sum of all temperature datas, and Max indicates the maximum value of temperature data, and Min indicates temperature data most
Small value；
S2, step S1 is repeated, obtains the effective average value temp2 of temperature data in next collection period；
Whether S3, the deviation for calculating the effective average value of temperature data that front and back exports are more than threshold value, when temperature absolute value bigger than normal
It is otherwise, defeated using the effective average value of temperature data in a upper data acquisition time period as temperature value output when greater than threshold value
The effective average value of this temperature data is as temperature value output out；Its discrimination formula are as follows:
if((temp2-temp1>A)||(temp1-temp2>A)) ；(2)
S4, return step S2, circulation carry out the acquisition of temperature data.
Specifically, in the present embodiment, the value of threshold temperature A is 5 DEG C.
By removal maximum value and minimum value, effective average value of temperature data is calculated to carry out value filtering, is then led to
The deviation progress limit filtration for calculating the effective average value calculated twice is crossed, can effectively avoid missing because of interference bring stable state
Difference, this process belong to reinforcement of the software to hardware.In practical applications the filtering algorithm to interference have it is good filter out effect,
And the edge that can protect signal is allowed to not be blurred.Therefore, in the embodiment of the present invention, slave module can be more accurate
Ground measurement obtains temperature data.
Specifically, as shown in Fig. 2, the host module includes the second main control module, the second wireless communication module, mobile network
Network communication module and the second display module, second main control module pass through the second wireless communication module and slave module, upper
Machine receiver and spray control module are wirelessly connected；Second main control module also passes through mobile network communication module and mobile use
Family end is wirelessly connected；Second display module is connect with the output end of the second main control module, for showing the temperature received
Data；Second main control module is used to receive the temperature data that slave module is sent by the second wireless communication module, goes forward side by side
Row passes through the second wireless communication module after arranging and is sent to host computer receiver in real time, and the second main control module is also used to pass through movement
The temperature data received is sent to mobile client by network communication module, and for being sent out by the second wireless communication module
Send spray signal to the spray control module.
Specifically, as shown in Fig. 2, the host computer receiver is connect by USB port with host computer, the host computer is connect
Receiving device includes third wireless communication module and third main control module, the third main control module by third wireless communication unit with
The host module communication connection；The spray control module includes the 4th wireless communication module, control relay circuit and the
Four main control modules, the 4th main control module are communicated to connect by the 4th wireless communication module and the host module, the master
The input terminal of the output end and control relay circuit of controlling module connects, and the output end and spray of the control relay circuit fill
The control terminal connection set.
Specifically, in the present embodiment, first main control module, the second main control module, third main control module and the 4th are main
Controlling module includes STC89C52RC single-chip microcontroller, crystal oscillating circuit and reset circuit.STC89C52RC single-chip microcontroller is widely used
In all kinds of daily and industrial electrical equipment articles, as a control device, task can be completed well, and the product is not by
Break after being optimized to, has been very suitable for being used in the design.Use this single-chip microcontroller that specifically design can be made more square
Just practical operation is stronger.The single-chip microcontroller performance meets design requirement, and cost performance is high.But this single-chip microcontroller needs extraneous crystalline substance when in use
Shake circuit and reset circuit.Crystal oscillator abbreviation crystal oscillator is a kind of base electronic element that all single-chip microcontrollers will use,
Different crystal oscillators has different frequencies, therefore, selects the crystal oscillator of higher frequency that the single-chip microcontroller speed of service can be made to accelerate, but brilliant
Vibration frequency once change, need specific time be delayed or need baud rate to be communicated program just must according to crystal oscillator frequency into
Row rewrites, meanwhile, single-chip microcontroller also has the highest crystal oscillator frequency of oneself, i.e., the most fast speed of service, more than the crystal oscillator of the frequency
Single-chip microcontroller can be made not to be available.Since in the entire system, only clock signal is consistent, can just modules be made to work normally,
Therefore, crystal oscillator is also that whole system has unified clock information, makes system can be with stable operation in the present system, the crystal oscillator used is frequently
Rate is 11.0592 megahertzs.In the present embodiment, reset mode of the electrification reset as the design is selected, this mode is reduced
The trouble of welding, while circuit board usable floor area is decreased, it circuit-board laying-out can be made more masterly, decreases
The trouble of hand-reset is more convenient.
First display module and the second display module use LCD1602 liquid crystal display, and the display screen size is suitable,
It shows abundant in content, while controlling simple, one shares 16 pins, and in the present embodiment, this 16 pins require access
It is able to achieve the control to LCD1602, GND and BGGND pin is respectively the ground terminal of module and the ground terminal of backlight, since the design needs
Backlight is added, therefore the two pins are all connected with GND.VCC pin and BGVCC pin are the power supply and backlight of module respectively
Power supply, be all connected with 5V power supply.The adjusting of V0 connection slide rheostat realization backlight.RS, RW, W pin in module is mould
The control pin of block, tri- pins of RS, RW, E and D0 ~ D7 pin cooperate, and complete data and order write-in LCD1602, write
The instruction for entering display screen is divided into order and data, when wanting writing commands, needs RS pin set high level, when the pin is
When low level, it is read out namely read operation.For namely write operation is then written when high level, the reading and writing of data are logical
This 8 pins completions of D0 ~ D7 are crossed, E pin is that enabled pin executes operation when failing edge occurs in E pin.Using simultaneously should
Display screen can save electricity, when needing observed temperature data, open display backlight switch, be turned off when not needing,
Electricity is greatly saved, extends single charge and uses the time.
First wireless communication module, the second wireless communication module, third wireless communication module and third wireless communication
Module uses the wireless communication module of model NRF24L01, and NRF24L01 is a work at 2.4G hertz to 2.5G hertz
The radio transmitting and receiving chip of the general ISM frequency range in the world, consumes extremely low when in use.When wireless module is worked in the transmit mode,
Cyclic redundancy check and lead code can not only be automatically generated, it is often more important that can also notify automatically monolithic after data are sent completely
Machine greatly reduces the workload of single-chip microcontroller, improves work efficiency, while also significantly reducing programming difficulty.It should
2.4G wireless communication mode has the advantages that, strong interference immunity faster than wireless module data transmission bauds on the market, consumes simultaneously
It is extremely low, it is suitble to be used in the present invention.In intelligent temperature control device provided by the invention, slave, host, host computer receiver and
Wireless module is all used in spray control module, in four parts, wireless module has each served as different effects.In slave
In, temperature data is wirelessly transmitted to host using wireless module.In host, multiple slaves are received by wireless module and are sent
The temperature data to come over after single-chip microcontroller arranges, then is wirelessly transmitted to host computer, that is to say, that in host, uses simultaneously
Wireless module realizes two kinds of functions of sending and receiving.In host computer, realize that receiving host transmits the data come using wireless module
Function.In spray control module, spray signal is received using wireless module.
Specifically, as shown in figure 3, being the circuit diagram of slave module in the present embodiment, wherein the temperature measurement module packet
Include three temperature sensors, be separately positioned on the same test point table, in, three, bottom position, three temperature sensors
Model DS18B20, signal output pin respectively with an I/O pin P3.2 of the master chip of first main control module,
P3.3, P3.4 connection, and the pull-up resistor that resistance value is 10k is provided in its signal output pin, such as R5, R6, R8 institute in Fig. 3
Show.Due to the design need test point detection table, in, the temperature of inner three positions, so using 3 DS18B20 into
Row design.Due in a slave, only having used 3 temperature measurement modules, and I/O mouthfuls of quantity of residue are enough, therefore, there is no need to one
Multiple temperature measurement modules are connect on a pin, without distinguishing the ID number of each DS18B20, it is only necessary to be sent from single-chip microcontroller to temperature measurement module
Then skip instruction ROM reads be converted back data, completes reading back for data, thus read temperature data
Hui Liao.The sensor bulk is small, waterproof performance is good while cheap, and cost performance is high, can be according to measurement height adjustment data
The length of line more has flexibility and practicability.Most of all, the module temperature measurement accuracy is high, specification can satisfy
It is required that therefore the sensor is selected to carry out temperature measurement.
It is DC voltage VCC that system needs and straight by power conversion in addition, slave module further includes power-converting circuit
Galvanic electricity presses 3.3V.Wherein, DC voltage VCC is used to power to temperature sensor and the first main control module, and DC voltage 3.3V is used
In to the first wireless communication module power supply.
As shown in figure 4, being the circuit diagram of host module, main control module, power module, the display module of host module
Identical as slave module with the circuit diagram of communication module, the difference is that, host module is not surveyed with slave module
Warm module, and a mobile network communication module is provided in host module, chip model SIM900A passes through movement
Network communication module, host module can be connect with mobile terminal, and temperature data is sent in staff's mobile phone.
SIM900A embeds the onboard integrated universal asynchronous serial of ICP/IP protocol, usable family can directly by microcontroller serial port with
AT instruction operates the module, does not need to configure cumbersome GSM underlying protocol, facilitates procedure operation.Its minimum standby work
Making electric current is 4 milliamperes.Module has trickle power supply simultaneously, and data stabilization is enabled to transmit.The module is rodlike absolutely with black
Edge aerial signal, radiation area is strong, data transmission range is wide, there is incomparable advantage compared with traditional antenna, and the system of can satisfy is set
The requirements of meter.
In addition, the host module further includes push-button unit, the push-button unit includes key S3, key S4 and key
S5, they are respectively used to setting maintenance threshold temperature, the temperature spot of setting display and setting and send short message interval time, institute
The second main control module is stated for judging whether real time temperature is more than maintenance threshold temperature, if being more than, sends a signal to spray control
Molding block, control spray equipment work；It is also used to the short message interval time according to setting, sends temperature data to mobile terminal.
As shown in figure 5, the spray control module setting is sprayed in electric substation for the circuit diagram of spray control module
In distribution box.Wherein, the circuit of the main control module, communication module that spray control module is far from figure and host module and slave module
Identical, since spray module takes electricity from spray distribution box, power-converting circuit is different from host module and slave module, electricity
Source conversion circuit includes diode D3, capacitor C9, resistance R6, voltage stabilizing chip U4, resistance R4, resistance R5, diode D4, capacitor
C12, resistance R9, inductance L1, capacitor C8, resistance R7, resistance R8, capacitor C10, capacitor C11, resistance R3 and light emitting diode DS1,
The anode of diode D1 is connect with out-put supply anode, and cathode is connect with the pin VIN of voltage stabilizing chip U4, and voltage stabilizing chip U4's draws
Foot BST is connect by capacitor C7 with pin SW, and pin VIN is also connect through resistance R4 with pin EN, and pin EN is grounded through resistance R5,
Pin FREQ is grounded through resistance R6, and pin GND ground connection, pin SW is through inductance L1 out-put supply anode VCC, and pin SW is also through two poles
Pipe D4 ground connection, pin FB are grounded through resistance R8, and pin COMP is grounded after capacitor C12 and resistance R9；The output end of inductance L1 passes through
Capacitor C8 ground connection, connect, also respectively through the resistance R3 of capacitor C10, capacitor C11 and series connection and two with pin FB through resistance R7
It is grounded after pole pipe DS1.
Specifically, as shown in figure 5, the control relay circuit in spray control module includes resistance R1, resistance R2, two poles
The output end of pipe D1, light emitting diode D2, triode Q1 and relay K1, the base stage of the triode Q1 and the 4th main control module
Connection, the base stage of triode Q1 also pass through resistance R1 and connect with positive pole VCC, and collector passes through the relay K1 being connected in parallel
It is connect with diode D1 with positive pole VCC, is connected in parallel on the both ends relay K1 after light emitting diode D2 and resistance R2 series connection；Relay
The contact of device K1 is arranged in the control circuit of spray equipment.
As shown in fig. 6, being the circuit diagram of host computer receiver, host computer receiver passes through USB interface and host computer
Connection, is used for the temperature data of receiving host module transmission, and is sent to host computer and is stored and analyzed, wherein third
Main control chip passes through the temperature data that third wireless communication module (NRF24L01) wireless receiving host module is sent, and passes through USB
Bus chip CH340 sends data to host computer.In addition, host computer receiver also includes power-converting circuit, it will be upper
Machine provides DC voltage VCC and is converted into after DC voltage 3.3V as wireless communication module power supply.
In the present embodiment, in slave part, display screen shows that two row contents, the first row content are the temperature measuring point serial number altogether,
Second behavior table, in, the temperature of three positions in bottom, which is degree Celsius to be accurate to one decimal place.On the left of slave
There are two key, the key of top is backlight switch, and the opening when needing to observe does not need closing when observation, to save electricity.
The key of lower section is master switch, turns on the switch slave start-up operation.
In host machine part, display screen shows two row contents, the first behavior temperature measuring point table, in, the temperature of Di Sandian, the second row
It shows that three contents, first item are maintenance threshold temperature, then carries out spray maintenance more than the temperature, Section 2 is current institute's temperature display
The temperature measuring point serial number of degree, Section 3 are that short message sends interval time.There are two key on the left of host, function is identical as slave.It is aobvious
There are three key below display screen, for Left button to maintenance threshold temperature, centre is that measurement point switches, and by pressing the key, is cut
Change the temperature for showing different measurement points.Right button is to send short message interval time switch key, by pressing the key, is adjusted short
Believe the interval time sent.
Host computer reception device is not necessarily to key and display, which need to be only connected to computer USB mouth, so that it may realize data
It is sent to host computer.
Upper computer software is installed on computers, is connect using USB connecting line with receiver, installation CH340 driving is to be driven
Program opens application software after being installed.It is " COM5 ", serial port baud rate " 9600bps ", point that application software port numbers, which are arranged,
Hitting " RUN " button can be completed computer and host receiving end data association, then using computer applications software to related data into
Row record stores and generates form document.
Computer upper computer software is opened, serial ports configuration is carried out, checks that serial ports configuration is correct.
After parameter configuration is correct, clicking operation, host computer interface will appear the temperature data that host is sent at this time.
Spray control module is connected directly between distribution box and on spray equipment, without manual operation, passes through host module
On program judge the relationship between Current Temperatures and temperature threshold, to determine whether need open spray, if desired, host mould
Block sends open signal and opens to control module, control spray equipment is sprayed.
This system each section cooperates, and realizes design object jointly, can either realize temperature real-time measurement and realize
Temperature display and record, while temperature can be sent to user's short message, and can support carrying out spray automatically when the temperature is excessively high
Shield, forms system closed loop, multiple functional, practical, and cost performance is high.
Working principle of the present invention is as follows: slave module is separately positioned at the different test points of concrete, each slave
Three sensors of module be individually positioned in test point table, in, three, bottom position, the temperature transmission of different slave modules measurement
After being summarized to host module temperature data is sent to host computer in real time, while mobile communication mould is passed through according to setting time
Temperature data is sent to mobile terminal (such as user mobile phone is sent to by way of short message) by block；In addition, host module is also
It may determine that whether temperature value transfinites, sent by wireless communication to spray control module if transfiniting and open spray signal,
Spray control module control spray equipment is sprayed, and realizes the automatic maintenance of concrete.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (7)
1. a kind of mass concrete based on wireless transmission conserves intelligent temperature control device, which is characterized in that including host module,
Slave module, host computer receiver and spray control module；The output of the input terminal of the host module and multiple slave modules
End is wirelessly connected, and the output end of the host module and the host computer receiver and spray control module are wirelessly connected；
The slave module is arranged at concrete monitoring at the construction field (site), including the first main control module, temperature measurement module, the first display
Module and the first wireless communication module, the temperature measurement module include multiple temperature sensing that monitoring temperature point in concrete is arranged in
Device, the output end of the temperature sensor are connect with the input terminal of first main control module, first main control module it is defeated
Outlet is connect with second display module and the first wireless communication module respectively；First main control module is used for thermometric mould
The temperature data that block is sent is sent to the first display module and is shown, and is sent to host by the first wireless communication module
Module；
The host module includes the second main control module, the second wireless communication module, mobile network communication module and the second display
Module, second main control module pass through the second wireless communication module and slave module, host computer receiver and spray control mould
Block is wirelessly connected；Second main control module also passes through mobile network communication module and mobile client is wirelessly connected；Described
Two display modules are connect with the output end of the second main control module, for showing the temperature data received；
The host computer receiver is connect by USB port with host computer, and the host computer receiver includes third wireless communication
Module and third main control module, the third main control module pass through third wireless communication unit and the host module communication link
It connects；
The spray control module includes the 4th wireless communication module, control relay circuit and the 4th main control module, and described the
Four main control modules are communicated to connect by the 4th wireless communication module and the host module, the output end of the main control module with after
The input terminal of electrical apparatus control circuit connects, and the output end of the control relay circuit and the control terminal of spray equipment connect.
2. a kind of mass concrete based on wireless transmission according to claim 1 conserves intelligent temperature control device, special
Sign is that first main control module, the second main control module, third main control module and the 4th main control module include
STC89C52RC single-chip microcontroller, crystal oscillating circuit and reset circuit；First display module and the second display module use LCD1602
Liquid crystal display；First wireless communication module, the second wireless communication module, third wireless communication module and third channel radio
Believe that module uses the wireless communication module of model NRF24L01, the model SIM900A of the mobile network communication module.
3. a kind of mass concrete based on wireless transmission according to claim 2 conserves intelligent temperature control device, special
Sign is that in electric substation's spray distribution box, the spray control module further includes that power supply turns for the spray control module setting
Change circuit, the power-converting circuit includes diode D3, capacitor C9, resistance R6, voltage stabilizing chip U4, resistance R4, resistance R5, two
Pole pipe D4, capacitor C12, resistance R9, inductance L1, capacitor C8, resistance R7, resistance R8, capacitor C10, capacitor C11, resistance R3 and hair
The anode of optical diode DS1, diode D1 are connect with out-put supply anode, and cathode is connect with the pin VIN of voltage stabilizing chip U4, surely
The pin BST of pressure chip U4 is connect by capacitor C7 with pin SW, and pin VIN is also connect through resistance R4 with pin EN, pin EN
Be grounded through resistance R5, pin FREQ is grounded through resistance R6, pin GND ground connection, pin SW through inductance L1 out-put supply anode VCC,
Pin SW is also grounded through diode D4, and pin FB is grounded through resistance R8, and pin COMP is grounded after capacitor C12 and resistance R9；Electricity
The output end of sense L1 is grounded through capacitor C8, is connect through resistance R7 with pin FB, is also connected respectively through capacitor C10, capacitor C11 and series connection
It is grounded after the resistance R3 and diode DS1 that connect.
4. a kind of mass concrete based on wireless transmission according to claim 3 conserves intelligent temperature control device, special
Sign is that control relay circuit includes resistance R1, resistance R2, diode D1, light emitting diode D2, triode Q1 and relay
K1, the triode Q1 base stage connect with the output end of the 4th main control module, the base stage of triode Q1 also pass through resistance R1 with
Positive pole VCC connection, collector passes through the relay K1 being connected in parallel and diode D1 is connect with positive pole VCC, shines
The both ends relay K1 are connected in parallel on after diode D2 and resistance R2 series connection；The control electricity of spray equipment is arranged in the contact of relay K1
Lu Zhong.
5. a kind of mass concrete based on wireless transmission according to claim 1 conserves intelligent temperature control device, special
Sign is, the temperature measurement module includes three temperature sensors, be separately positioned on the same test point table, in, inner three positions
It sets, the model DS18B20 of three temperature sensors, the output pin master chip with first main control module respectively
An I/O pin connection, and be provided on its output pin resistance value be 10k pull-up resistor.
6. a kind of mass concrete based on wireless transmission according to claim 1 conserves intelligent temperature control device, special
Sign is that the host module further includes push-button unit, and the push-button unit is used to be arranged maintenance threshold temperature, setting is shown
Temperature spot and setting send short message interval time, and second main control module is for judging whether real time temperature is more than maintenance
Threshold temperature sends a signal to spray control module, control spray equipment work if being more than；It is also used to according to the short of setting
Believe interval time, sends temperature data to mobile terminal.
7. a kind of mass concrete based on wireless transmission according to claim 1 conserves intelligent temperature control device, special
Sign is that first main control module carries out the acquisition of temperature data, the anti-interference calculation of temperature using temperature Anti-interference algorithm
Method the following steps are included:
S1, using function pointer as tool, acquire 10 temperature datas and be put into array, then to 10 groups of temperature values in array
After maximum value and minimum value are removed, the effective average value of temperature data, the calculation formula of the effective average value temp1 of temperature data are found out
Are as follows:
temp1=(num - Max - Min)/(10-2)；
Wherein, num indicates the sum of all temperature datas, and Max indicates the maximum value of temperature data, and Min indicates temperature data most
Small value；
S2, step S1 is repeated, obtains the effective average value temp2 of temperature data in next collection period；
S3, the deviation for calculating the effective average value of temperature data that front and back exports differentiate whether deviation is more than threshold value A, works as temperature
When absolute value bigger than normal is greater than threshold value A, using the effective average value of temperature data in a upper data acquisition time period as temperature
Otherwise output valve exports the effective average value of this temperature data as temperature value output；Discrimination formula are as follows: if ((temp2-
temp1>A)||(temp1-temp2>A))
S4, return step S2, circulation carry out the acquisition of temperature data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910683946.5A CN110377076B (en) | 2019-07-26 | Intelligent temperature control device for mass concrete curing based on wireless transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910683946.5A CN110377076B (en) | 2019-07-26 | Intelligent temperature control device for mass concrete curing based on wireless transmission |
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| Publication Number | Publication Date |
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| CN110377076A true CN110377076A (en) | 2019-10-25 |
| CN110377076B CN110377076B (en) | 2024-06-04 |
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| KR20100095135A (en) * | 2009-02-20 | 2010-08-30 | 현대건설주식회사 | Concrete cure management system |
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