CN211740284U

CN211740284U - Intelligent electronic conductive meter

Info

Publication number: CN211740284U
Application number: CN202020433381.3U
Authority: CN
Inventors: 杨思山; 韩高
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-30
Filing date: 2020-03-30
Publication date: 2020-10-23
Anticipated expiration: 2030-03-30

Abstract

The utility model discloses an intelligent electronic conductive meter, which comprises a shell and a hardware circuit arranged inside the shell; the hardware circuit comprises an acquisition module, a clock module, a storage module, a man-machine interaction module, a relay module, a communication module and an information processing unit; the input end of the information processing unit is connected with the acquisition module, the clock module and the storage module, and the output end of the information processing unit is connected with the human-computer interaction module, the relay module, the communication module and the information processing unit. The utility model discloses a collection sensor's precision is high, and compatible current temperature and humidity probe can realize that humidity gathers and detect, contain communication module, have the communication function, can realize remote monitoring, contain stand-by power supply module, can have a power failure emergency power supply, continuously monitor the humiture.

Description

Intelligent electronic conductive meter

Technical Field

The utility model relates to an incubator equipment field specifically is a conductive table of intelligence electron.

Background

The intelligent electronic conductive meter is developed by replacing the existing mercury conductive meter, the mercury conductive meter realizes the switching action by the mercury conductive characteristic, and the intelligent electronic conductive meter has the following defects:

1. mercury belongs to heavy metal pollutants, and the conductive surface is made of a glass material, so that the mercury is easily damaged, the mercury leaks out, the environment is seriously polluted, and the health of operators is injured;

2. the accuracy of the mercury current conducting meter is +/-0.5 ℃, and the accuracy is poor, so that the mercury current conducting meter has influence on the timely prevention and control of equipment;

3. the mercury conductivity meter intelligently detects the ultrahigh temperature and cannot detect the ultrahigh humidity;

4. the current market is influenced by environmental protection, and the production amount of the mercury conductive meter is less and less, so that the operation of equipment is influenced.

Therefore, in view of the above situation, there is a need to develop an intelligent electronic conducting watch to overcome the shortcomings of the current practical application.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an intelligence electron conduction table to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

an intelligent electronic conductive meter comprises a shell and a hardware circuit arranged in the shell; the hardware circuit comprises an acquisition module, a clock module, a storage module, a man-machine interaction module, a relay module, a communication module and an information processing unit; the input end of the information processing unit is connected with the acquisition module, the clock module and the storage module, and the output end of the information processing unit is connected with the human-computer interaction module, the relay module, the communication module and the information processing unit.

As a further aspect of the present invention: the shell bottom adopts the design of C4 guide rail, and the both ends of shell are the binding post position, openly are the screw mouth position, and the top of shell is windowed and is display area, below for button and pilot lamp position for the display screen.

As a further aspect of the present invention: the acquisition module comprises a temperature sensor, a humidity sensor and an acquisition circuit, wherein the temperature sensor and the humidity sensor are connected with the acquisition circuit, and the acquisition circuit is connected with the information processing unit.

As a further aspect of the present invention: the clock module comprises a clock circuit, the clock module is driven by an IIC interface, and the storage module comprises a storage circuit.

As a further aspect of the present invention: the memory module is driven by an IIC interface, and the memory module and the clock module share an IIC bus.

As a further aspect of the present invention: the relay module comprises an optical coupling isolation circuit I and a relay output circuit which are sequentially connected.

As a further aspect of the present invention: the communication module comprises an optical coupling isolation circuit II and a communication circuit which are sequentially connected.

As a further aspect of the present invention: the man-machine interaction module comprises a display screen circuit, a key circuit and an LED/buzzer circuit, and further comprises a double-color LED, three touch keys and a buzzer, wherein the double-color LED, the touch keys and the buzzer are respectively and electrically connected with the display screen circuit, the key circuit and the LED/buzzer circuit.

As a further aspect of the present invention: the hardware circuit further comprises a main power supply module, a sub power supply module and a standby power supply module, wherein the main power supply module comprises an EMC/lightning protection circuit, an AC-DC circuit, a DC-DC isolation circuit and a sensor power supply circuit which are sequentially connected, the AC-DC circuit is also connected with a first linear voltage reduction circuit, the first linear voltage reduction circuit is connected with a communication power supply circuit, and the EMC/lightning protection circuit is connected with a mains supply input module; the sub-power supply module comprises a DC-DC voltage reduction circuit, a second linear voltage reduction circuit and a signal processing unit power supply circuit which are sequentially connected, the DC-DC voltage reduction circuit is connected with the battery charging circuit, and the DC-DC voltage reduction circuit is connected with the DC-DC isolation circuit; the standby power supply module comprises a lithium battery, a charging and discharging circuit, a control switch circuit and a DC-DC booster circuit which are sequentially connected, the control switch circuit is further connected with the information processing unit, and the DC-DC booster circuit is further connected with the sensor power supply circuit.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the acquisition sensor has high precision, is compatible with the existing temperature and humidity probes, and can realize humidity acquisition and detection;

2. the system comprises a communication module, has a communication function and can realize remote monitoring;

3. the structural design is convenient to mount, dismount and maintain, and the batch production is easy;

4. the emergency power supply module is used for performing power failure emergency power supply and continuously monitoring the temperature and humidity;

5. the system has a data holding function and is convenient for a user to inquire.

Drawings

Fig. 1 is a schematic structural diagram of a housing of an intelligent electronic conductive watch.

Fig. 2 is a block diagram of a hardware circuit in the intelligent electronic conducting meter.

In the figure: 1-mains supply input module, 2-main power supply module, 21-EMC/lightning protection circuit, 22, AC-DC circuit, 23-DC-DC isolation circuit, 24-first linear voltage reduction circuit, 25-communication power supply circuit, 3-sub power supply module, 31-DC-DC voltage reduction circuit, 32-battery charging circuit, 33-second linear voltage reduction circuit, 34-signal processing unit power supply circuit, 4-standby power supply module, 41-lithium battery, 42-charge and discharge circuit, 43-control switch circuit, 44-DC-DC voltage boost circuit, 5-acquisition module, 51-temperature sensor, 52-humidity sensor, 53-acquisition circuit, 6-clock module, 61-clock circuit, 7-storage module, 71-a storage circuit, 8-a man-machine interaction module, 81-a display screen circuit, 82-a key circuit, 83-an LED/buzzer circuit, 9-a relay module, 91-an optical coupling isolation circuit I, 92-a relay output circuit, 10-a communication module, 101-an optical coupling isolation circuit II, 102-a communication circuit, 11-an information processing unit and 12-a shell.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

Example 1

Referring to fig. 1 and 2, in an embodiment of the present invention, an intelligent electronic conducting watch includes a case 12 and a hardware circuit disposed inside the case 12; the bottom of the shell 12 is designed by adopting a C4 guide rail, so that the installation and the disassembly and the maintenance are convenient, the two ends of the shell 12 are provided with wiring terminal positions, the front surface is provided with screw hole positions, a window opened at the top of the shell 12 is a display area of a display screen, and the positions of keys and indicator lamps are arranged below the window, so that a user can observe and adjust parameters conveniently, and the design is humanized;

the hardware circuit comprises an acquisition module 5, a clock module 6, a storage module 7, a human-computer interaction module 8, a relay module 9, a communication module 10 and an information processing unit 11; the input end of the information processing unit 11 is connected with the acquisition module 5, the clock module 6 and the storage module 7, the output end of the information processing unit 11 is connected with the human-computer interaction module 8, the relay module 9, the communication module 10 and the information processing unit 11, and the information processing unit 11 performs data processing and decision output on the acquired model;

the acquisition module 5 comprises a temperature sensor 51, a humidity sensor 52 and an acquisition circuit 53, the temperature sensor 51 and the humidity sensor 52 are both connected with the acquisition circuit 53, the acquisition circuit 53 is connected with the information processing unit 11, the temperature sensor 51 and the humidity sensor 52 convert acquired analog signals into current/voltage signals and transmit the current/voltage signals to the acquisition circuit 53, and the acquisition circuit 53 converts the current/voltage signals into proper voltage signals for output;

the clock module 6 comprises a clock circuit 61, the clock module is driven by an IIC interface, the storage module 7 comprises a storage circuit 71, the storage module 7 adopts an eeprom with a 2k memory, power failure information is not lost, set parameters can be stored, collected temperature and humidity values are stored, and the use by a user is facilitated;

specifically, in this embodiment, the memory module 7 is driven by an IIC interface, and the memory module 7 and the clock module 6 share an IIC bus;

the relay module 9 comprises an optical coupling isolation circuit I91 and a relay output circuit 92 which are sequentially connected, the relay module is an output control part and can realize the switching-on and switching-off functions of the mercury conductive meter, the relay control signal adopts the optical coupling isolation circuit, the stability and the reliability are realized, and the output mode is set to be normally open or normally closed;

the communication module 10 comprises an optical coupling isolation circuit II 101 and a communication circuit 102 which are sequentially connected, the communication module 10 adopts an optical coupling isolation 485 communication mode, stability and reliability are realized, and a user can realize the operation state of remote monitoring equipment;

man-machine interaction module 8 includes display screen circuit 81, button circuit 82 and LED buzzer circuit 83, man-machine interaction module 8 shows the part and adopts 1.3 cun IPS screen, the resolution ratio is 240x240, SPI drive mode, man-machine interaction module 8 still contains a double-colored LED, three dabs button and a buzzer, double-colored LED, dabs button and buzzer respectively with display screen circuit 81, button circuit 82 and LED buzzer circuit 83 electric connection, the user can realize the parameter setting and the information inquiry of equipment through the button, the user can also judge the running state of equipment according to the bright mode of LED lamp and buzzer sound.

Example 2

The present embodiment is different from embodiment 1 in that:

the hardware circuit further comprises a main power module 2, a sub power module 3 and a standby power module 4, wherein the main power module 2 comprises an EMC/lightning protection circuit 21, an AC-DC circuit 22, a DC-DC isolation circuit 23 and a sensor power supply circuit 26 which are sequentially connected, the AC-DC circuit 22 is further connected with a first linear voltage reduction circuit 24, the first linear voltage reduction circuit 24 is connected with a communication power supply circuit 25, and the EMC/lightning protection circuit 21 is connected with the commercial power input module 1; the sub-power supply module 3 comprises a DC-DC voltage reduction circuit 31, a second linear voltage reduction circuit 33 and a signal processing unit power supply circuit 34 which are sequentially connected, the DC-DC voltage reduction circuit 31 is connected with a battery charging circuit 32, and the DC-DC voltage reduction circuit 31 is connected with a DC-DC isolation circuit 23; the standby power supply module 4 comprises a lithium battery 41, a charging and discharging circuit 42, a control switch circuit 43 and a DC-DC booster circuit 44 which are sequentially connected, wherein the control switch circuit 43 is also connected with the information processing unit 11, and the DC-DC booster circuit 44 is also connected with the sensor power supply circuit 26;

the main power module 2 adopts an AC-DC module scheme, wherein AC is 220Vac input, DC is 12V/1A output, an EMC/lightning protection circuit 21 is arranged at the front end of the input of the AC-DC module 22, the sub-power module 3 adopts a DC-DC isolation scheme, DC is 12V input, DC is 12V output, a DC-DC step-down and LDO step-down circuit is arranged at the rear end of the output, and finally 5V/3.3V output is generated to provide the normal operation voltage of the equipment;

the standby power supply module 4 adopts an 800MAh lithium battery, the voltage range of the lithium battery is 3.6-4.2v, and the battery is automatically switched to supply power after the mains supply is powered off, so that the intelligent conductive meter can normally acquire and process temperature and humidity information.

The above is only the preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, without departing from the concept of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent.

Claims

1. An intelligent electronic conductive watch comprises a shell (12) and a hardware circuit arranged inside the shell (12); the intelligent monitoring system is characterized in that the hardware circuit comprises an acquisition module (5), a clock module (6), a storage module (7), a man-machine interaction module (8), a relay module (9), a communication module (10) and an information processing unit (11); the input end of the information processing unit (11) is connected with the acquisition module (5), the clock module (6) and the storage module (7), and the output end of the information processing unit (11) is connected with the human-computer interaction module (8), the relay module (9), the communication module (10) and the information processing unit (11).

2. The intelligent electronic conductive watch according to claim 1, wherein the bottom of the case (12) is designed by using a C4 guide rail, two ends of the case (12) are provided with wiring terminal positions, the front surface is provided with screw port positions, the top window of the case (12) is provided with a display area of a display screen, and the positions of keys and indicator lamps are arranged below the display area.

3. The intelligent electronic conductive watch according to claim 2, characterized in that the collection module (5) comprises a temperature sensor (51), a humidity sensor (52) and a collection circuit (53), wherein the temperature sensor (51) and the humidity sensor (52) are both connected with the collection circuit (53), and the collection circuit (53) is connected with the information processing unit (11).

4. An intelligent electronic conductive watch according to claim 3, characterized in that the clock module (6) comprises a clock circuit (61) driven with an IIC interface, and the memory module (7) comprises a memory circuit (71).

5. An intelligent electronic conductive watch according to claim 4, wherein the memory module (7) is driven by an IIC interface, and the memory module (7) and the clock module (6) share an IIC bus.

6. An intelligent electronic conducting watch according to claim 5, characterised in that the relay module (9) comprises an opto-isolator circuit I (91) and a relay output circuit (92) connected in series.

7. The intelligent electronic conductive watch according to claim 6, characterized in that the communication module (10) comprises an optical coupling isolation circuit II (101) and a communication circuit (102) which are connected in sequence.

8. The intelligent electronic conducting watch according to claim 7, wherein the human-computer interaction module (8) comprises a display circuit (81), a key circuit (82) and an LED/buzzer circuit (83), the human-computer interaction module (8) further comprises a two-color LED, three touch keys and a buzzer, and the two-color LED, the touch keys and the buzzer are respectively electrically connected with the display circuit (81), the key circuit (82) and the LED/buzzer circuit (83).

9. An intelligent electronic conductive watch according to any one of claims 1-8, wherein the hardware circuit further comprises a main power module (2), a sub power module (3) and a standby power module (4), the main power module (2) comprises an EMC/lightning protection circuit (21), an AC-DC circuit (22), a DC-DC isolation circuit (23) and a sensor power supply circuit (26) which are connected in sequence, the AC-DC circuit (22) is further connected with a first linear voltage reduction circuit (24), the first linear voltage reduction circuit (24) is connected with a communication power supply circuit (25), and the EMC/lightning protection circuit (21) is connected with a mains input module (1); the sub-power supply module (3) comprises a DC-DC voltage reduction circuit (31), a second linear voltage reduction circuit (33) and a signal processing unit power supply circuit (34) which are sequentially connected, the DC-DC voltage reduction circuit (31) is connected with a battery charging circuit (32), and the DC-DC voltage reduction circuit (31) is connected with a DC-DC isolation circuit (23); the standby power supply module (4) comprises a lithium battery (41), a charging and discharging circuit (42), a control switch circuit (43) and a DC-DC booster circuit (44) which are sequentially connected, the control switch circuit (43) is further connected with the information processing unit (11), and the DC-DC booster circuit (44) is further connected with the sensor power supply circuit (26).