CN205861280U - Wide-range Intelligent Composite vacuometer - Google Patents
Wide-range Intelligent Composite vacuometer Download PDFInfo
- Publication number
- CN205861280U CN205861280U CN201620722184.7U CN201620722184U CN205861280U CN 205861280 U CN205861280 U CN 205861280U CN 201620722184 U CN201620722184 U CN 201620722184U CN 205861280 U CN205861280 U CN 205861280U
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- chip microcomputer
- vacuometer
- sensor
- wide
- ionization gauge
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Abstract
The utility model discloses a kind of wide-range Intelligent Composite vacuometer, it includes measurement part, signal selecting switch, A/D converter and the single-chip microcomputer being linked in sequence, described single-chip microcomputer connects display, keyboard and relay output end, also includes the power-supply system powered for whole system；Described measurement part includes that the thermocouple being connected advises ionization gauge sensor and the ion-current amplifier that sensor with thermoelectrical potential amplifier, is connected, and thermoelectrical potential amplifier and ion-current amplifier are all connected with signal selecting switch.Use thermocouple rule sensor and ionization gauge sensor detection vacuum, under different pressure, used the pressure values measuring vacuum chamber by the collocation of thermocouple rule and ionization gauge, measure broad quantum, and range can automatically switch.
Description
Technical field
This utility model belongs to vacuometer field, is specifically related to a kind of wide-range Intelligent Composite vacuometer.
Background technology
At present, the vacuum measuring instrument kind on domestic market is more, but due to the limitation of various vacuum measurement method,
Every kind of vacuum instrumentation is all measured upper and lower bound by it and is limited, and measurable vacuum range is narrow.The most also occur in that more first
The Intelligent Composite vacuometer entered, will two or more measuring method combine extend measurement scope and realize two
Plant the automatic switchover of measuring method, but use 8 chip microcontroller be automatically adjusted and control more, use serial port and external equipment
Communication.Along with single-chip microcomputer and the development of network technology, 16, the application in embedded systems of 32 single-chip microcomputers is in increasing rapidly
Trend, but the overall performance of vacuometer needs to be improved further.
Summary of the invention
For the drawbacks described above overcoming prior art to exist, the purpose of this utility model is, it is provided that a kind of wide amount
Journey Intelligent Composite vacuometer, improves the overall performance of compound vacuum gauge.
The wide-range Intelligent Composite vacuometer that this utility model provides, it includes measurement part, the signal choosing being linked in sequence
Selecting switch, A/D converter and single-chip microcomputer, described single-chip microcomputer connects display, keyboard and relay output end, also includes for whole
The power-supply system of individual system power supply；The thermocouple rule sensor that described measurement part includes being connected and thermoelectrical potential amplifier, it is connected
The ionization gauge sensor connect and ion-current amplifier, thermoelectrical potential amplifier and ion-current amplifier are all with signal selecting switch even
Connect；Pressure in vacuum chamber is measured by thermocouple rule sensor and ionization gauge sensor, and gas pressure intensity is converted into voltage letter
Number or current signal, sampled value again through analogue signal amplify and conditioning, through A/D change after send into single-chip microcomputer, at data
Reason obtains corresponding pressure values and directly displays out by display.
Further, it also includes amplification converting unit and for being controlled ionization gauge transducer sensitivity
Radiating circuit, described amplification converting unit is connected with ion-current amplifier and radiating circuit.
Further, described single-chip microcomputer is STM32.
The wide-range Intelligent Composite vacuometer that this utility model provides, it has the beneficial effects that, uses thermocouple rule sensor
Detect vacuum with ionization gauge sensor, under different pressure, used by the collocation of thermocouple rule and ionization gauge and measure vacuum
The pressure values of room, measures broad quantum, and range can automatically switch.
Accompanying drawing explanation
Fig. 1 is the functional-block diagram of one embodiment of this utility model.
Detailed description of the invention
With reference to the accompanying drawings, in conjunction with an embodiment, the wide-range Intelligent Composite vacuometer providing this utility model enters
Row detailed description.
Embodiment
With reference to Fig. 1, the wide-range Intelligent Composite vacuometer of the present embodiment, it includes measurement part, the signal being linked in sequence
Selecting switch, A/D converter and single-chip microcomputer, described single-chip microcomputer connects display, keyboard and relay output end, also include for
Power-supply system, amplification converting unit and the radiating circuit that whole system is powered；Described measurement part includes the heat being connected
Ionization gauge sensor that even rule sensor with thermoelectrical potential amplifier, is connected and ion-current amplifier, thermoelectrical potential amplifier and from
Subflow amplifier is all connected with signal selecting switch；Described amplification converting unit connects with ion-current amplifier and radiating circuit
Connect.Pressure in vacuum chamber is measured by thermocouple rule sensor and ionization gauge sensor, and gas pressure intensity is converted into voltage letter
Number or current signal, sampled value again through analogue signal amplify and conditioning, through A/D change after send into single-chip microcomputer, at data
Reason obtains corresponding pressure values and directly displays out by display, and described single-chip microcomputer is STM32.
Last it is noted that above example is only in order to illustrate the technical solution of the utility model, it is not intended to limit；
Although being described in detail this utility model with reference to previous embodiment, those skilled in the art is it is understood that it depends on
So the technical scheme described in foregoing embodiments can be modified, or wherein portion of techniques feature is carried out equivalent replace
Change；And these amendments or replacement, do not make the essence of appropriate technical solution depart from this utility model embodiment technical scheme
Spirit and scope.
Claims (3)
1. a wide-range Intelligent Composite vacuometer, it is characterised in that: include that the measurement part being linked in sequence, signal behavior are opened
Pass, A/D converter and single-chip microcomputer, described single-chip microcomputer connects display, keyboard and relay output end, also includes for whole system
The power-supply system of system power supply；The thermocouple rule sensor that described measurement part includes being connected and thermoelectrical potential amplifier, it is connected
Ionization gauge sensor and ion-current amplifier, thermoelectrical potential amplifier and ion-current amplifier are all connected with signal selecting switch；Heat
Pressure in vacuum chamber is measured by even rule sensor and ionization gauge sensor, and gas pressure intensity is converted into voltage signal or electricity
Stream signal, sampled value is amplified and conditioning through analogue signal again, sends into single-chip microcomputer after A/D changes, and processes through data and obtains
Corresponding pressure values also directly displays out by display.
Wide-range Intelligent Composite vacuometer the most according to claim 1, it is characterised in that: also include that amplification conversion is single
Unit and for the radiating circuit that is controlled ionization gauge transducer sensitivity, described amplification converting unit is banished with ion
Big device and radiating circuit connect.
Wide-range Intelligent Composite vacuometer the most according to claim 1, it is characterised in that: described single-chip microcomputer is STM32.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620722184.7U CN205861280U (en) | 2016-07-10 | 2016-07-10 | Wide-range Intelligent Composite vacuometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620722184.7U CN205861280U (en) | 2016-07-10 | 2016-07-10 | Wide-range Intelligent Composite vacuometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205861280U true CN205861280U (en) | 2017-01-04 |
Family
ID=57647581
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620722184.7U Active CN205861280U (en) | 2016-07-10 | 2016-07-10 | Wide-range Intelligent Composite vacuometer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205861280U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110940456A (en) * | 2018-12-12 | 2020-03-31 | 株式会社爱发科 | Pressure measuring system |
-
2016
- 2016-07-10 CN CN201620722184.7U patent/CN205861280U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110940456A (en) * | 2018-12-12 | 2020-03-31 | 株式会社爱发科 | Pressure measuring system |
| CN110940456B (en) * | 2018-12-12 | 2021-09-28 | 株式会社爱发科 | Pressure measuring system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Wide -range intelligence complex vacuum meter Effective date of registration: 20170524 Granted publication date: 20170104 Pledgee: Qingdao high technology financing Company limited by guarantee Pledgor: QINGDAO UBU VACUUM EQUIPMENT CORP., LTD. Registration number: 2017370010018 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20180625 Granted publication date: 20170104 Pledgee: Qingdao high technology financing Company limited by guarantee Pledgor: QINGDAO UBU VACUUM EQUIPMENT CORP., LTD. Registration number: 2017370010018 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Wide -range intelligence complex vacuum meter Effective date of registration: 20181211 Granted publication date: 20170104 Pledgee: Qingdao high technology financing Company limited by guarantee Pledgor: QINGDAO UBU VACUUM EQUIPMENT CORP., LTD. Registration number: 2018370010134 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20200206 Granted publication date: 20170104 Pledgee: Qingdao high technology financing Company limited by guarantee Pledgor: QINGDAO UBU VACUUM EQUIPMENT CORP., LTD. Registration number: 2018370010134 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |