CN205049943U - PLC temperature -detecting device - Google Patents
PLC temperature -detecting device Download PDFInfo
- Publication number
- CN205049943U CN205049943U CN201520822178.4U CN201520822178U CN205049943U CN 205049943 U CN205049943 U CN 205049943U CN 201520822178 U CN201520822178 U CN 201520822178U CN 205049943 U CN205049943 U CN 205049943U
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- circuit
- plc
- temperature
- chip
- display circuit
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Abstract
The utility model discloses a PLC temperature -detecting device, the system comprises a battery, a temperature collecting circuit, vibrate the circuit, digital display circuit, the luminescent display circuit, analog -to -digital conversion chip and PLC singlechip chip, battery while and temperature data collection circuit, vibrate the circuit, an analog -digital conversion chip, PLC singlechip chip and luminescent display circuit connection, the signal output part of temperature data collection circuit passes through the analog -to -digital conversion chip and is connected with the PLC singlechip chip, it is connected with the PLC singlechip chip to vibrate the circuit, signal output part and the digital display circuit and the luminescent display circuit connection of PLC singlechip chip. Compared with the prior art, the utility model discloses a PLC chip for among the temperature measurement circuit, through temperature sensor's signal, can be effectual with more accurate the showing of temperature detection of signal, the reading is more accurate, has the value of popularization and application.
Description
Technical field
The utility model relates to a kind of PLC device, particularly relates to a kind of PLC temperature-detecting device.
Background technology
Programmable logic controller (PLC) is employing one class programmable memory, for its internally stored program, actuating logic computing, sequential control, regularly, counting and the user oriented instruction such as arithmetical operation, and by numeral or analog pattern input/output various types of machinery of control or production run.But in prior art, PLC technology is applied to Industry Control mostly, and temperature-detecting device generally all directly adopts temperature sensor, thermometer etc., although detected temperature signal is accurate, can not shows more accurately, therefore, there is room for improvement.
Utility model content
The purpose of this utility model is just to provide a kind of PLC temperature-detecting device to solve the problem.
The utility model is achieved through the following technical solutions above-mentioned purpose:
The utility model comprises battery, temperature collection circuit, oscillating circuit, digital display circuit, luminous display circuit, modulus conversion chip and PLC singlechip chip, with described temperature collection circuit while of described battery, described oscillating circuit, described modulus conversion chip, described PLC singlechip chip is connected with described luminous display circuit, the signal output part of described temperature collection circuit is connected with described PLC singlechip chip by described modulus conversion chip, described oscillating circuit is connected with described PLC singlechip chip, the signal output part of described PLC singlechip chip is connected with described digital display circuit and described luminous display circuit.
Particularly, described temperature collection circuit is made up of to the 3rd resistance temperature sense chip, the first resistance; Described oscillating circuit is made up of to the 3rd electric capacity and piezoelectric ceramic piece the first electric capacity; Described digital display circuit is made up of to the 4th display module, the 4th resistance and the 5th resistance the first display module; Described luminous display circuit is made up of light emitting diode and the 5th resistance.
The beneficial effects of the utility model are:
The utility model is a kind of PLC temperature-detecting device, compared with prior art, the utility model adopts PLC chip, for in temperature sensing circuit, by the signal of temperature sensor, can effectively be shown more accurately by temperature detection signal, reading is more accurate, has the value applied.
Accompanying drawing explanation
Fig. 1 is physical circuit figure of the present utility model
In figure: 1-temperature collection circuit, 2-oscillating circuit, 3-digital display circuit, 4-luminous display circuit.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail:
As shown in Figure 1: the utility model comprises battery E, temperature collection circuit 1, oscillating circuit 2, digital display circuit 3, luminous display circuit 4, modulus conversion chip IC and PLC singlechip chip PLC, with temperature collection circuit 1 while of battery E, oscillating circuit 2, modulus conversion chip IC, PLC singlechip chip PLC is connected with luminous display circuit 4, the signal output part of temperature collection circuit 1 is connected with PLC singlechip chip PLC by modulus conversion chip IC, oscillating circuit 2 is connected with PLC singlechip chip PLC, the signal output part of PLC singlechip chip PLC is connected with digital display circuit 3 and luminous display circuit 4.
Particularly, temperature collection circuit 1 is made up of to the 3rd resistance R3 temperature sense chips W, the first resistance R1; Oscillating circuit 2 is made up of to the 3rd electric capacity C3 and piezoelectric ceramic piece YD the first electric capacity C1; Digital display circuit 3 is made up of the first display module X1 to the 4th display module X4, the 4th resistance R4 and the 5th resistance R5; Luminous display circuit 4 is made up of LED and the 5th resistance R5.
Temperature sense chips W is by after temperature signal collection, simulating signal is converted to after digital signal through modulus conversion chip IC and sends data to PLC singlechip chip by signal, by PLC singlechip chip, data value is shown to the 4th display module X4 by the first display module X1, read more intuitively, four displays are more accurate, applied range.
Component parameter of the present utility model is selected as follows:
First resistance R1 is 100 Ω, the second resistance R2 is 400 Ω, the 3rd resistance R3 is 500 Ω, the 4th resistance R4 is 2k Ω, the 5th resistance R5 is 27k Ω, the 6th resistance R6 is 200 Ω, the first electric capacity C1 is 300uf, the second electric capacity C2 is 470uf, the 3rd electric capacity C3 is 100uf, temperature sense chips W is model LM134 chip temperature, modulus conversion chip IC model is that MAX187, PLC singlechip chip model is P1C16C55, battery E is 6V.
More than show and describe ultimate principle of the present utility model and principal character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and instructions just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (5)
1. a PLC temperature-detecting device, it is characterized in that: comprise battery, temperature collection circuit, oscillating circuit, digital display circuit, luminous display circuit, modulus conversion chip and PLC singlechip chip, with described temperature collection circuit while of described battery, described oscillating circuit, described modulus conversion chip, described PLC singlechip chip is connected with described luminous display circuit, the signal output part of described temperature collection circuit is connected with described PLC singlechip chip by described modulus conversion chip, described oscillating circuit is connected with described PLC singlechip chip, the signal output part of described PLC singlechip chip is connected with described digital display circuit and described luminous display circuit.
2. PLC temperature-detecting device according to claim 1, is characterized in that: described temperature collection circuit is made up of to the 3rd resistance temperature sense chip, the first resistance.
3. PLC temperature-detecting device according to claim 1, is characterized in that: described oscillating circuit is made up of to the 3rd electric capacity and piezoelectric ceramic piece the first electric capacity.
4. PLC temperature-detecting device according to claim 1, is characterized in that: described digital display circuit is made up of to the 4th display module, the 4th resistance and the 5th resistance the first display module.
5. PLC temperature-detecting device according to claim 1, is characterized in that: described luminous display circuit is made up of light emitting diode and the 5th resistance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520822178.4U CN205049943U (en) | 2015-10-22 | 2015-10-22 | PLC temperature -detecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520822178.4U CN205049943U (en) | 2015-10-22 | 2015-10-22 | PLC temperature -detecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205049943U true CN205049943U (en) | 2016-02-24 |
Family
ID=55343509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520822178.4U Expired - Fee Related CN205049943U (en) | 2015-10-22 | 2015-10-22 | PLC temperature -detecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205049943U (en) |
-
2015
- 2015-10-22 CN CN201520822178.4U patent/CN205049943U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160224 Termination date: 20161022 |