CN205192538U - Concrete equivalence maintenance monitoring devices in length of time - Google Patents
Concrete equivalence maintenance monitoring devices in length of time Download PDFInfo
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- CN205192538U CN205192538U CN201521039240.9U CN201521039240U CN205192538U CN 205192538 U CN205192538 U CN 205192538U CN 201521039240 U CN201521039240 U CN 201521039240U CN 205192538 U CN205192538 U CN 205192538U
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Abstract
The utility model discloses a concrete equivalence maintenance monitoring devices in length of time, the terminal comprises a microcontroller, power supply and be used for regularly the time node and take notes the clock circuit of clock calendar with microcontroller meets, a memory for saving and the accumulative total certificate, a wireless data transceiver for setting for each parameter threshold value and the touch -sensitive screen that shows data in real time with be used for to monitoring person's cell -phone wireless transmission data, microcontroller's input termination has dial switch, microcontroller's output termination has buzzer warning circuit and solenoid valve control circuit, dial switch's input termination has a plurality of temperature and humidity sensor, power supply is including the NULL power that connects gradually, a transformer, rectifier circuit and level shifting circuit, the utility model relates to a novelty, the function of humiture data in having timing acquisition and adding up to preserve concrete maintenance environment to through the wireless data transmission mode with data transmission to monitoring person's cell -phone, can look over concrete equivalence maintenance length of time in real time, the practicality is strong.
Description
Technical field
The utility model relates to a kind of monitoring device, is specifically related to a kind of concrete effective curing age monitoring device.
Background technology
The growth of concrete strength and the concrete length of time and residing environment temperature, humidity are associated.National standard " concrete structure engineering construction quality accident specification " GB50204-2015 specifies: when concrete component is checked and accepted, and the intensity of test block value of the cured under same condition in concrete component equivalence length of time should be adopted as the acceptance basis of concrete component intensity.Concrete effective curing age is the daily means temperature temperature accumulative length of time corresponding when reaching 600 DEG C day by day, and effective curing age should not be less than 14d, also should not be greater than 60d.Existing humiture data record one calculates its daily mean by the artificial temperature value arbitrarily recording one day certain several moment; Two be according to this locality issue the meteorological temperature highest temperature and lowest temperature value be averaged as average temperatures every day, data misregister.Carefulness, patient work is needed because mean daily temperature record and accumulation calculating are one, if run into personnel specialty knowledge and the not in place or winter construction of training and temperature cannot ensure the situations such as personnel put in place lower than 0 DEG C or having a holiday or vacation for a long time of the Spring Festival, data record will be produced arbitrarily and later stage supplementary data phenomenon, every daily mean temperature and ambient humidity data cannot be recorded at all objective and accurately, cause effective curing age number of days to produce comparatively big error, finally cannot accurately judge concrete component intensity; And the evaporation of humidity data and environment has larger relation, GB50204-2002 specifies that the cured under same condition in the equivalent length of time will guarantee that humidity parameter reaches more than 90%RH and optimum humidity parameter is 100%RH, if because evaporation causes humidity not reach requirement, concrete strength is caused not reach standard, the existing manual type that adopts increases humidity more, complex operation, poor real; Therefore solve in the urgent need to a kind of concrete effective curing age monitoring device the practical problems run in acceptance of engineering quality.
Utility model content
Technical problem to be solved in the utility model is for above-mentioned deficiency of the prior art, a kind of concrete effective curing age monitoring device is provided, it is rationally novel in design, structure is simple, there is timing acquiring and accumulative function of preserving humiture data in concrete curing environment, and send data to human observer mobile phone by Wireless Data Transmission mode, can real time inspection concrete effective curing age, practical, be convenient to promote the use of.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of concrete effective curing age monitoring device, it is characterized in that: comprise microcontroller and power supply, and to connect with described microcontroller for timing node and the clock circuit of recording clock calendar, for storing and the storer of cumulative data, for setting the touch-screen of each parameter threshold and displaying data in real-time and the wireless receiver for sending data to human observer mobile phone wireless, the input end of described microcontroller is connected to toggle switch, the solenoid valve control circuit that the output terminal of described microcontroller is connected to buzzer alarm circuit and opens for drive installation at feed pipe solenoid or close, the input end of described toggle switch is connected to multiple Temperature Humidity Sensor for gathering temperature and humidity data in concrete curing environment, described power supply comprises the alternating current input power supplying connected successively, transformer, rectification circuit and level shifting circuit, described level shifting circuit comprise the DC voltage conversion of rectification circuit output end be 12V DC voltage the first level shifting circuit and connect with the output terminal of described first level shifting circuit and be the second electrical level change-over circuit of 3.3V DC voltage by the 12V DC voltage conversion of the first level shifting circuit output terminal, described solenoid valve control circuit and touch-screen all connect with the 12V DC voltage output end of described first level shifting circuit, described microcontroller connects with the 3.3V DC voltage output end of described second electrical level change-over circuit, described microcontroller is ARM chip LPC2131, and described alternating current input power supplying is alternating current 220V power supply.
Above-mentioned a kind of concrete effective curing age monitoring device, it is characterized in that: described transformer is transformer T1, one end, former limit of described transformer T1 connects with one end of alternating current 220V power supply through fuse FU1, and the former limit other end of transformer T1 connects with the other end of alternating current 220V power supply through resistance R1; Described rectification circuit comprises rectifier bridge D1, and two ac input ends of described rectifier bridge D1 connect with the two ends of the secondary of transformer T1 respectively.
Above-mentioned a kind of concrete effective curing age monitoring device, it is characterized in that: described first level shifting circuit comprises level transferring chip 7805, the Vin pin of described level transferring chip 7805 connects with the positive direct-current output terminal of rectifier bridge D1, and the Vout pin of level transferring chip 7805 is the 12V DC voltage output end of the first level shifting circuit; Described second electrical level change-over circuit comprises level transferring chip AMS1117-3.3V, the Vin pin of described level transferring chip AMS1117-3.3V connects with the 12V DC voltage output end of the first level shifting circuit, the Vout pin of level transferring chip AMS1117-3.3V is the 3.3V DC voltage output end of second electrical level change-over circuit, the GND pin of level transferring chip 7805 and the equal ground connection of GND pin of level transferring chip AMS1117-3.3V.
Above-mentioned a kind of concrete effective curing age monitoring device, is characterized in that: described clock circuit comprises chip PCF8563, the 1st pin of described chip PCF8563 divides two-way, and a road connects with one end of crystal oscillator Y1, and another road is through electric capacity C7 ground connection; 2nd pin of chip PCF8563 divides two-way, and a road connects with the other end of crystal oscillator Y1, and another road is through electric capacity C8 ground connection; 7th pin of chip PCF8563 connects with the 45th pin of ARM chip LPC2131,6th pin of chip PCF8563 divides two-way, one tunnel connects with the 3.3V DC voltage output end of second electrical level change-over circuit through resistance R2, and another road connects with the 46th pin of ARM chip LPC2131; 5th pin of chip PCF8563 divides two-way, and a road connects with the 3.3V DC voltage output end of second electrical level change-over circuit through resistance R3, and another road connects with the 47th pin of ARM chip LPC2131.
Above-mentioned a kind of concrete effective curing age monitoring device, it is characterized in that: described storer comprises chip MX25L512, the CS pin of described chip MX25L512, SO pin, SI pin and SCLK pin connect with the 55th pin of ARM chip LPC2131, the 54th pin, the 53rd pin and the 56th pin respectively, the WP pin of chip MX25L512 connects with the 3.3V DC voltage output end of second electrical level change-over circuit through resistance R9, and the HOLD pin of chip MX25L512 connects with the 3.3V DC voltage output end of second electrical level change-over circuit through resistance R8.
Above-mentioned a kind of concrete effective curing age monitoring device, it is characterized in that: the SIM card that described wireless receiver comprises chip TC35I and connects with described chip TC35I, the RXD0 pin of chip TC35I and TXD0 pin connect with the 34th pin of ARM chip LPC2131 and the 33rd pin respectively, the IGT pin of chip TC35I connects with the base stage of triode Q1 through resistance R5, the grounded emitter of triode Q1, the collector of triode Q1 connects with the 3.3V DC voltage output end of second electrical level change-over circuit through resistance R4.
Above-mentioned a kind of concrete effective curing age monitoring device, is characterized in that: described Temperature Humidity Sensor is sensors A M2321.
Above-mentioned a kind of concrete effective curing age monitoring device, is characterized in that: described touch-screen is 7 cun of TFT touch screen.
Above-mentioned a kind of concrete effective curing age monitoring device, is characterized in that: described 7 cun of TFT touch screen are communicated with ARM chip LPC2131 by usb communication interface.
The utility model compared with prior art has the following advantages:
1, the utility model is by arranging clock circuit, adopt chip PCF8563, chip PCF8563 has timing function and energy real time record clock/calendar, can set a threshold time node during use, each timing node gathers humiture data in environment, preserves humiture data by arranging each timing node in 24 hours by storer, the timing node arranged is more, the daily mean temperature data obtained are more accurate, and circuit is simple, is convenient to promote the use of.
2, the utility model arranges the threshold value of parameters by touch-screen, and the humiture data that display in real time gathers, simple to operate, when any one threshold value exceeds the scope arranged in advance, by buzzer alarm circuit warning reminding, and wireless receiver is set to parameter in the transmission concrete curing process of the mobile phone timing of human observer, long-rangely check concrete effective curing age, avoid the not careful concrete effective curing age misregister caused of human observer in personal monitoring's process, result of use is good.
3, the utility model arranges toggle switch and can accept the monitoring task organizing the different initial time equivalence length of time with multiple Temperature Humidity Sensor, complete function more simultaneously.
4, the utility model is by directly carrying out voltage transitions from alternating current 220V power supply, changes multiple different magnitude of voltage and meets different power supply needs, avoids using battery to cause power failure or the continuous trouble changed battery and bring, reliable and stable.
5, the utility model is rationally novel in design, and volume is little, by solenoid valve control circuit driving solenoid valve opening and closing feed pipe for concrete equivalence maintenance provides sufficient humidity environment, easy for installation, practical, is convenient to promote the use of.
In sum, the utility model is rationally novel in design, there is timing acquiring and accumulative function of preserving humiture data in concrete curing environment, and send data to human observer mobile phone by Wireless Data Transmission mode, can real time inspection concrete effective curing age, practical, be convenient to promote the use of.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 is schematic block circuit diagram of the present utility model.
Fig. 2 is the circuit theory diagrams of the utility model power supply.
Fig. 3 is the circuit theory diagrams of the utility model clock circuit.
Fig. 4 is the circuit theory diagrams of the utility model storer.
Fig. 5 is the circuit theory diagrams of the utility model microcontroller.
Fig. 6 is the circuit theory diagrams of the utility model wireless receiver.
Description of reference numerals:
1-alternating current input power supplying; 2-transformer; 3-rectification circuit;
4-level shifting circuit; 5-microcontroller; 6-clock circuit;
7-Temperature Humidity Sensor; 8-toggle switch; 9-storer;
10-solenoid valve control circuit; 11-touch-screen; 12-buzzer alarm circuit;
13-wireless receiver.
Embodiment
As shown in Figure 1 and Figure 5, the utility model comprises microcontroller 5 and power supply, and to connect with described microcontroller 5 for timing node and the clock circuit 6 of recording clock calendar, for storing and the storer 9 of cumulative data, for setting each parameter threshold and the touch-screen 11 of displaying data in real-time and the wireless receiver 13 for sending data to human observer mobile phone wireless, the input end of described microcontroller 5 is connected to toggle switch 8, the solenoid valve control circuit 10 that the output terminal of described microcontroller 5 is connected to buzzer alarm circuit 12 and opens for drive installation at feed pipe solenoid or close, the input end of described toggle switch 8 is connected to multiple Temperature Humidity Sensor 7 for gathering temperature and humidity data in concrete curing environment, described power supply comprises the alternating current input power supplying 1 connected successively, transformer 2, rectification circuit 3 and level shifting circuit 4, described level shifting circuit 4 comprise the DC voltage conversion of rectification circuit 3 output terminal be 12V DC voltage the first level shifting circuit and connect with the output terminal of described first level shifting circuit and be the second electrical level change-over circuit of 3.3V DC voltage by the 12V DC voltage conversion of the first level shifting circuit output terminal, described solenoid valve control circuit 10 and touch-screen 11 all connect with the 12V DC voltage output end of described first level shifting circuit, described microcontroller 5 connects with the 3.3V DC voltage output end of described second electrical level change-over circuit, described microcontroller 5 is ARM chip LPC2131, and described alternating current input power supplying 1 is alternating current 220V power supply.
As shown in Figure 2, in the present embodiment, described transformer 2 is transformer T1, and one end, former limit of described transformer T1 connects with one end of alternating current 220V power supply through fuse FU1, and the former limit other end of transformer T1 connects with the other end of alternating current 220V power supply through resistance R1; Described rectification circuit 3 comprises rectifier bridge D1, and two ac input ends of described rectifier bridge D1 connect with the two ends of the secondary of transformer T1 respectively.
As shown in Figure 2, in the present embodiment, described first level shifting circuit comprises level transferring chip 7805, the Vin pin of described level transferring chip 7805 connects with the positive direct-current output terminal of rectifier bridge D1, and the Vout pin of level transferring chip 7805 is the 12V DC voltage output end of the first level shifting circuit; Described second electrical level change-over circuit comprises level transferring chip AMS1117-3.3V, the Vin pin of described level transferring chip AMS1117-3.3V connects with the 12V DC voltage output end of the first level shifting circuit, the Vout pin of level transferring chip AMS1117-3.3V is the 3.3V DC voltage output end of second electrical level change-over circuit, the GND pin of level transferring chip 7805 and the equal ground connection of GND pin of level transferring chip AMS1117-3.3V.
As shown in Figure 3, in the present embodiment, described clock circuit 6 comprises chip PCF8563, and the 1st pin of described chip PCF8563 divides two-way, and a road connects with one end of crystal oscillator Y1, and another road is through electric capacity C7 ground connection; 2nd pin of chip PCF8563 divides two-way, and a road connects with the other end of crystal oscillator Y1, and another road is through electric capacity C8 ground connection; 7th pin of chip PCF8563 connects with the 45th pin of ARM chip LPC2131,6th pin of chip PCF8563 divides two-way, one tunnel connects with the 3.3V DC voltage output end of second electrical level change-over circuit through resistance R2, and another road connects with the 46th pin of ARM chip LPC2131; 5th pin of chip PCF8563 divides two-way, and a road connects with the 3.3V DC voltage output end of second electrical level change-over circuit through resistance R3, and another road connects with the 47th pin of ARM chip LPC2131.
As shown in Figure 4, in the present embodiment, described storer 9 comprises chip MX25L512, the CS pin of described chip MX25L512, SO pin, SI pin and SCLK pin connect with the 55th pin of ARM chip LPC2131, the 54th pin, the 53rd pin and the 56th pin respectively, the WP pin of chip MX25L512 connects with the 3.3V DC voltage output end of second electrical level change-over circuit through resistance R9, and the HOLD pin of chip MX25L512 connects with the 3.3V DC voltage output end of second electrical level change-over circuit through resistance R8.
As shown in Figure 6, in the present embodiment, the SIM card that described wireless receiver 13 comprises chip TC35I and connects with described chip TC35I, the RXD0 pin of chip TC35I and TXD0 pin connect with the 34th pin of ARM chip LPC2131 and the 33rd pin respectively, the IGT pin of chip TC35I connects with the base stage of triode Q1 through resistance R5, the grounded emitter of triode Q1, the collector of triode Q1 connects with the 3.3V DC voltage output end of second electrical level change-over circuit through resistance R4.
In the present embodiment, described Temperature Humidity Sensor 7 is sensors A M2321.
In the present embodiment, described touch-screen 11 is 7 cun of TFT touch screen.
In the present embodiment, described 7 cun of TFT touch screen are communicated with ARM chip LPC2131 by usb communication interface.
When the utility model uses, by the 220V AC power of alternating current input power supplying 1 is reduced to low-voltage alternating current power supply by transformer 2, low-voltage alternating current power supply after step-down is transformed to DC voltage by rectification circuit 3, rectification circuit 3 converts the DC voltage of coming and exports 12V DC voltage by the first level shifting circuit in level shifting circuit 4, 12V DC voltage is that solenoid valve control circuit 10 and touch-screen 11 are powered, the 12V DC voltage that first level shifting circuit exports exports 3.3V DC voltage for microcontroller 5 by second electrical level change-over circuit and provides power supply, meet the long-time monitoring to concrete effective curing age, stir the number that toggle switch 8 gating Temperature Humidity Sensor 7 uses, Temperature Humidity Sensor 7 is adopted to gather ambient temperature data and the humidity data of concrete curing respectively, the threshold range of parameters is set by touch-screen 11, by the timing node that clock circuit 6 setting data gathers, by multiple timing nodes of setting in 24 hours, the humiture data recorded on each timing node can obtain the daily mean temperature of every day and the clock date data of real time record process, while data are added up by storer 9 preservation, microcontroller 5 transmits data by wireless receiver 13 to human observer mobile phone wireless, human observer not only checks data by touch-screen 11 scene, also data are checked by mobile phone remote, when the humidity in environment does not reach demand due to a variety of causes such as evaporations, microcontroller 5 drives buzzer alarm circuit 12 buzzing to remind simultaneously by driving the solenoid valve of solenoid valve control circuit 10 opening installation on feed pipe, ambient humidity is kept to reach more than 90%RH by automatically connecting water pipe, when concrete effective curing age reaches the threshold limit value of setting, namely when temperature data accumulative in storer 9 or clock circuit 6 process clock date data any one reach the threshold value arranged in advance, microcontroller 5 drives buzzer alarm circuit 12 buzzing to remind, microcontroller 5 sends data to the multiple human observer be kept in SIM card by sending note simultaneously simultaneously, the phenomenons such as the concrete effective curing age monitoring avoiding single human observer not see that information causes is inaccurate, result of use is good.
The above; it is only preferred embodiment of the present utility model; not the utility model is imposed any restrictions; every above embodiment is done according to the utility model technical spirit any simple modification, change and equivalent structure change, all still belong in the protection domain of technical solutions of the utility model.
Claims (9)
1. a concrete effective curing age monitoring device, it is characterized in that: comprise microcontroller (5) and power supply, and to connect with described microcontroller (5) for timing node and the clock circuit of recording clock calendar (6), for storing and the storer of cumulative data (9), for setting each parameter threshold and the touch-screen of displaying data in real-time (11) and the wireless receiver (13) for sending data to human observer mobile phone wireless, the input end of described microcontroller (5) is connected to toggle switch (8), the solenoid valve control circuit (10) that the output terminal of described microcontroller (5) is connected to buzzer alarm circuit (12) and opens for drive installation at feed pipe solenoid or close, the input end of described toggle switch (8) is connected to multiple Temperature Humidity Sensor (7) for gathering temperature and humidity data in concrete curing environment, described power supply comprises the alternating current input power supplying (1) connected successively, transformer (2), rectification circuit (3) and level shifting circuit (4), described level shifting circuit (4) comprise the DC voltage conversion of rectification circuit (3) output terminal be 12V DC voltage the first level shifting circuit and connect with the output terminal of described first level shifting circuit and be the second electrical level change-over circuit of 3.3V DC voltage by the 12V DC voltage conversion of the first level shifting circuit output terminal, described solenoid valve control circuit (10) and touch-screen (11) all connect with the 12V DC voltage output end of described first level shifting circuit, described microcontroller (5) connects with the 3.3V DC voltage output end of described second electrical level change-over circuit, described microcontroller (5) is ARM chip LPC2131, and described alternating current input power supplying (1) is alternating current 220V power supply.
2. according to a kind of concrete effective curing age monitoring device according to claim 1, it is characterized in that: described transformer (2) is transformer T1, one end, former limit of described transformer T1 connects with one end of alternating current 220V power supply through fuse FU1, and the former limit other end of transformer T1 connects with the other end of alternating current 220V power supply through resistance R1; Described rectification circuit (3) comprises rectifier bridge D1, and two ac input ends of described rectifier bridge D1 connect with the two ends of the secondary of transformer T1 respectively.
3. according to a kind of concrete effective curing age monitoring device according to claim 2, it is characterized in that: described first level shifting circuit comprises level transferring chip 7805, the Vin pin of described level transferring chip 7805 connects with the positive direct-current output terminal of rectifier bridge D1, and the Vout pin of level transferring chip 7805 is the 12V DC voltage output end of the first level shifting circuit; Described second electrical level change-over circuit comprises level transferring chip AMS1117-3.3V, the Vin pin of described level transferring chip AMS1117-3.3V connects with the 12V DC voltage output end of the first level shifting circuit, the Vout pin of level transferring chip AMS1117-3.3V is the 3.3V DC voltage output end of second electrical level change-over circuit, the GND pin of level transferring chip 7805 and the equal ground connection of GND pin of level transferring chip AMS1117-3.3V.
4. according to a kind of concrete effective curing age monitoring device according to claim 3, it is characterized in that: described clock circuit (6) comprises chip PCF8563,1st pin of described chip PCF8563 divides two-way, and a road connects with one end of crystal oscillator Y1, and another road is through electric capacity C7 ground connection; 2nd pin of chip PCF8563 divides two-way, and a road connects with the other end of crystal oscillator Y1, and another road is through electric capacity C8 ground connection; 7th pin of chip PCF8563 connects with the 45th pin of ARM chip LPC2131,6th pin of chip PCF8563 divides two-way, one tunnel connects with the 3.3V DC voltage output end of second electrical level change-over circuit through resistance R2, and another road connects with the 46th pin of ARM chip LPC2131; 5th pin of chip PCF8563 divides two-way, and a road connects with the 3.3V DC voltage output end of second electrical level change-over circuit through resistance R3, and another road connects with the 47th pin of ARM chip LPC2131.
5. according to a kind of concrete effective curing age monitoring device according to claim 3, it is characterized in that: described storer (9) comprises chip MX25L512, the CS pin of described chip MX25L512, SO pin, SI pin and SCLK pin respectively with the 55th pin of ARM chip LPC2131, 54th pin, 53rd pin and the 56th pin connect, the WP pin of chip MX25L512 connects with the 3.3V DC voltage output end of second electrical level change-over circuit through resistance R9, the HOLD pin of chip MX25L512 connects with the 3.3V DC voltage output end of second electrical level change-over circuit through resistance R8.
6. according to a kind of concrete effective curing age monitoring device according to claim 3, it is characterized in that: the SIM card that described wireless receiver (13) comprises chip TC35I and connects with described chip TC35I, the RXD0 pin of chip TC35I and TXD0 pin connect with the 34th pin of ARM chip LPC2131 and the 33rd pin respectively, the IGT pin of chip TC35I connects with the base stage of triode Q1 through resistance R5, the grounded emitter of triode Q1, the collector of triode Q1 connects with the 3.3V DC voltage output end of second electrical level change-over circuit through resistance R4.
7., according to a kind of concrete effective curing age monitoring device according to claim 1, it is characterized in that: described Temperature Humidity Sensor (7) is sensors A M2321.
8. according to a kind of concrete effective curing age monitoring device according to claim 1, it is characterized in that: described touch-screen (11) is 7 cun of TFT touch screen.
9. according to a kind of concrete effective curing age monitoring device according to claim 8, it is characterized in that: described 7 cun of TFT touch screen are communicated with ARM chip LPC2131 by usb communication interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521039240.9U CN205192538U (en) | 2015-12-12 | 2015-12-12 | Concrete equivalence maintenance monitoring devices in length of time |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521039240.9U CN205192538U (en) | 2015-12-12 | 2015-12-12 | Concrete equivalence maintenance monitoring devices in length of time |
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| CN205192538U true CN205192538U (en) | 2016-04-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201521039240.9U Expired - Fee Related CN205192538U (en) | 2015-12-12 | 2015-12-12 | Concrete equivalence maintenance monitoring devices in length of time |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108732334A (en) * | 2018-04-11 | 2018-11-02 | 陕西省建筑科学研究院有限公司 | A kind of equivalent age intelligent monitor system of concrete |
| CN112067401A (en) * | 2020-09-23 | 2020-12-11 | 中国五冶集团有限公司 | Method for determining strength maintenance age of structural solid concrete |
| CN113865652A (en) * | 2021-10-25 | 2021-12-31 | 中测科仪(北京)科技有限公司 | Concrete test block age monitoring method and device and electronic equipment |
-
2015
- 2015-12-12 CN CN201521039240.9U patent/CN205192538U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108732334A (en) * | 2018-04-11 | 2018-11-02 | 陕西省建筑科学研究院有限公司 | A kind of equivalent age intelligent monitor system of concrete |
| CN112067401A (en) * | 2020-09-23 | 2020-12-11 | 中国五冶集团有限公司 | Method for determining strength maintenance age of structural solid concrete |
| CN112067401B (en) * | 2020-09-23 | 2023-06-16 | 中国五冶集团有限公司 | Method for determining strength maintenance age of structural entity concrete |
| CN113865652A (en) * | 2021-10-25 | 2021-12-31 | 中测科仪(北京)科技有限公司 | Concrete test block age monitoring method and device and electronic equipment |
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