CN208187474U - A kind of liquid crystal flow integrator - Google Patents
A kind of liquid crystal flow integrator Download PDFInfo
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- CN208187474U CN208187474U CN201820658058.9U CN201820658058U CN208187474U CN 208187474 U CN208187474 U CN 208187474U CN 201820658058 U CN201820658058 U CN 201820658058U CN 208187474 U CN208187474 U CN 208187474U
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Abstract
The utility model discloses a kind of liquid crystal flow integrators, including primary processor, flow signal input channel, pressure signal input channel, temperature signal input channel, signal path switching circuit, signal amplification circuit, analog to digital conversion circuit, Switching Power Supply, button inputting circuits, communicating circuit, display circuit, warning circuit, signal output apparatus, the flow signal input channel, pressure signal input channel, temperature signal input channel all connection signal channel switching circuits, the utility model structure is simple, production is fast, it is easy to use, support wireless WIFI telecommunication, it is shown using liquid crystal display circuit, it is very intuitive, human-computer interaction is intuitive.
Description
Technical field
The utility model relates to a kind of liquid crystal flow integrators.
Background technique
Tradition flow integrator on the market largely uses numeral method, using numeral method human-computer interaction not
Enough intuitively, engineering installation parameter interface operates cumbersome, and flow accumulation mode is single, no temperature, pressure acquisition, signal
Sampling linear is poor, can not remotely check engineering parameter, so that flow integrator on the market can not the requirement of full scale field working conditions.
Utility model content
The purpose of the utility model is to overcome the deficiencies in existing product, provide a kind of liquid crystal flow integrator.
In order to achieve the above object, the utility model is achieved through the following technical solutions:
A kind of liquid crystal flow integrator, including primary processor, flow signal input channel, pressure signal input channel, temperature
Spend signal input channel, signal path switching circuit, signal amplification circuit, analog to digital conversion circuit, Switching Power Supply, key-press input electricity
Road, communicating circuit, display circuit, warning circuit, signal output apparatus, flow signal input channel, pressure signal input channel,
Temperature signal input channel all connection signal channel switching circuits, signal path switching circuit connect mould by signal amplification circuit
Number conversion circuit, analog to digital conversion circuit, Switching Power Supply, button inputting circuits, communicating circuit, display circuit, warning circuit, signal
Output circuit all connects primary processor, analog to digital conversion circuit connection switch power supply, and the communicating circuit is used for wireless connection mobile phone
Or PC terminal.
Display circuit is liquid crystal display circuit.
Circuit is wireless WIFI communication circuit.
The utility model further includes hardware watchdog, and hardware watchdog connects primary processor.
The beneficial effects of the utility model are as follows: structure is simple, and production is fast, easy to use, and wireless WIFI is supported remotely to lead to
News, are shown using liquid crystal display circuit, and very intuitive, human-computer interaction is intuitive.
Detailed description of the invention
Fig. 1 is the system block diagram of the utility model.
Specific embodiment
The technical solution of the utility model is described further with reference to the accompanying drawings of the specification:
As shown in Figure 1, a kind of liquid crystal flow integrator, including primary processor 1, flow signal input channel 2, pressure signal
Input channel 3, signal path switching circuit 5, signal amplification circuit 6, analog to digital conversion circuit 7, is opened temperature signal input channel 4
Powered-down source 9, button inputting circuits 10, communicating circuit 11, display circuit 12, warning circuit 13, signal output apparatus 14, flow letter
Number input channel 2, pressure signal input channel 3, temperature signal input channel 4 all connection signal channel switching circuits 5, signal are logical
Road switching circuit 5 connects analog to digital conversion circuit 7 by signal amplification circuit 6, and analog to digital conversion circuit 7, Switching Power Supply 9, key are defeated
Enter circuit 10, communicating circuit 11, display circuit 12, warning circuit 13, signal output apparatus 14 and all connects primary processor 1, modulus
7 connection switch power supply 9 of conversion circuit.Display circuit 12 is liquid crystal display circuit.Circuit 11 is wireless WIFI communication circuit.This reality
With it is novel further include hardware watchdog 8, hardware watchdog 8 connects primary processor 1, and the communicating circuit 11 is for being wirelessly connected hand
Machine or PC terminal.The primary processor 1 inputs the command information of button inputting circuits input 10 and analog to digital conversion circuit 7
It is shown after information processing by liquid crystal display circuit 12, is alarmed by warning circuit 13, pass through signal output apparatus
14 output datas.
Working principle:
Hardware watchdog 8 is connected on the utility model primary processor 1.
The utility model flow signal input channel 2 acquires flow signal, pressure signal input channel 3 acquires pressure letter
Number, 4 temperature collection signal of temperature signal input channel.
The utility model signal switching 5 timesharing training in rotation switching signal of gate is digitized by analog to digital conversion circuit 7.
The utility model analog to digital conversion circuit 7 communicates digitized analog signal by agreement and primary processor 1.
The utility model hardware watchdog 8 is to 1 monitoring and reset of primary processor.
The utility model is wireless WIFI communication circuit 11 by WIFI remote transmission by flow instantaneous value be transferred to mobile phone or
Person's PC terminal.
The utility model liquid crystal display circuit 12 shows current instantaneous flow value.
The utility model warning circuit 13 freely sets full level alarm or low alarm.
The utility model signal output apparatus 14 generates the 4-20mA standard constant current signal with the linearisation of flow instantaneous value.
The utility model structure is simple, and production is fast, easy to use, wireless WIFI telecommunication is supported, using liquid crystal display
Circuit shows that human-computer interaction is intuitive.
It should be noted that listed above is only a kind of specific embodiment of the utility model.Obviously, the utility model
Above embodiments are not limited to, it can also be there are many deforming, in short, those skilled in the art can disclose from the utility model
Content all deformations for directly exporting or associate, be considered as the protection scope of the utility model.
Claims (4)
1. a kind of liquid crystal flow integrator, which is characterized in that including primary processor (1), flow signal input channel (2), pressure
Signal input channel (3), temperature signal input channel (4), signal path switching circuit (5), signal amplification circuit (6), modulus
Conversion circuit (7), Switching Power Supply (9), button inputting circuits (10), communicating circuit (11), display circuit (12), warning circuit
(13), signal output apparatus (14), the flow signal input channel (2), pressure signal input channel (3), temperature signal are defeated
Enter channel (4) all connection signal channel switching circuits (5), the signal path switching circuit (5) passes through signal amplification circuit (6)
It connects analog to digital conversion circuit (7), analog-digital conversion circuit as described (7), Switching Power Supply (9), button inputting circuits (10), communicating circuit
(11), display circuit (12), warning circuit (13), signal output apparatus (14) all connect primary processor (1), the analog-to-digital conversion
Circuit (7) connection switch power supply (9), the communicating circuit (11) are used for wireless connection mobile phone or PC terminal.
2. a kind of liquid crystal flow integrator according to claim 1, which is characterized in that the display circuit (12) is liquid crystal
Show circuit.
3. a kind of liquid crystal flow integrator according to claim 1, which is characterized in that the circuit (11) is logical for wireless WIFI
Interrogate circuit.
4. a kind of liquid crystal flow integrator according to claim 1, which is characterized in that it further include hardware watchdog (8), it is described
Hardware watchdog (8) connects primary processor (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820658058.9U CN208187474U (en) | 2018-05-04 | 2018-05-04 | A kind of liquid crystal flow integrator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820658058.9U CN208187474U (en) | 2018-05-04 | 2018-05-04 | A kind of liquid crystal flow integrator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208187474U true CN208187474U (en) | 2018-12-04 |
Family
ID=64432723
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820658058.9U Active CN208187474U (en) | 2018-05-04 | 2018-05-04 | A kind of liquid crystal flow integrator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208187474U (en) |
-
2018
- 2018-05-04 CN CN201820658058.9U patent/CN208187474U/en active Active
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