CN102588263A - PT pump digital testing device - Google Patents
PT pump digital testing device Download PDFInfo
- Publication number
- CN102588263A CN102588263A CN2012100410365A CN201210041036A CN102588263A CN 102588263 A CN102588263 A CN 102588263A CN 2012100410365 A CN2012100410365 A CN 2012100410365A CN 201210041036 A CN201210041036 A CN 201210041036A CN 102588263 A CN102588263 A CN 102588263A
- Authority
- CN
- China
- Prior art keywords
- pump
- transducer
- chip microcomputer
- amplification circuit
- temperature
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Control Of Positive-Displacement Pumps (AREA)
Abstract
The invention relates to a PT pump digital testing device, wherein the device is composed of a flow sensor (1), an amplifying circuit (2), a pressure sensor (3), an amplifying circuit (4), a revolution speed transducer (5), a temperature sensor (6), a singlechip (7), a displayer (8) and a key (9). The flow sensor (1), the pressure sensor (3), the revolution speed transducer (5) and the temperature sensor (6) are respectively used for detecting the flow, the pressure, the revolution speed and the temperature of a PT pump, and transmitting the detected information to the singlechip (7) for processing; and the singlechip (7) transmits the processed information to the displayer for display. The main function of the electronic testing platform is integrating, digitalizing and intelligentizing a plurality of instruments for detecting the PT pump, thereby reducing cost.
Description
Technical field
This invention relates to mechanical technique, electronic technology, sensory technique and computer technology etc.
Background technique
The PT pump is widely used in mechanical engineering field, and its performance index are embodied by parameters such as its output flow, pressure, rotating speed and temperature.Past a plurality of machinery instruments commonly used or these parameters of digital measurement, cost is high.This invention is integrated with many instrument, digitizing and intellectuality, reduces cost.
Summary of the invention
This invention comprises flow transducer (1), amplification circuit (2), pressure transducer (3), amplification circuit (4), speed probe (5), temperature transducer (6), single-chip microcomputer (7), display device (8), button (9).Flow transducer (1) is connected to amplification circuit (2), and pressure transducer (3) is connected to amplification circuit (4); Amplification circuit (2), amplification circuit (4), speed probe (5), temperature transducer (6), display device (8) and button (9) are connected to single-chip microcomputer (7).The effect of flow transducer (1) is that the fluid flow with the PT pump converts voltage signal into, and the big circuit (2) that veers away amplifies, and send single-chip microcomputer (7) inside to carry out analog-to-digital conversion again.Pressure transducer (3) converts the fluid pressure of PT pump output to voltage signal, and big circuit (4) amplification that veers away, and send single-chip microcomputer (7) inside to carry out analog-to-digital conversion again.Speed probe (5) is used to detect the rotating speed of PT pump, and the generation digital pulse signal send single-chip microcomputer (7) to count processing.Temperature transducer (6) is used to detect the temperature of PT pump, and send single-chip microcomputer (7) to handle temperature data.The flow of PT pump, pressure, rotating speed and temperature are delivered to display device by single-chip microcomputer (7) and are shown.
The beneficial effect of this Electronic Testing platform be a plurality of instrument that the PT pump is detected integrated with digitizing, intellectuality, reduce cost.
Description of drawings
Fig. 1 is a skeleton diagram, and Fig. 2 is sensor and processing circuit schematic diagram, and Fig. 3 is single-chip microcomputer and keyboard displaying principle figure, and Fig. 4 is the flow transducer structure.In Fig. 1 ~ 4,1 is that sensor, 2 is that amplification circuit, 3 is that pressure transducer, 4 is that amplification circuit, 5 is that speed probe, 6 is that temperature transducer, 7 is that single-chip microcomputer, 8 is that display device, 9 is a button, and 1-1 is that differential pressure transducer, 1-2 are throttle pipe.
Specific embodiments
This device comprises flow transducer (1), amplification circuit (2), pressure transducer (3), amplification circuit (4), speed probe (5), temperature transducer (6), single-chip microcomputer (7), display device (8), button (9).Sensor (1), pressure transducer (3), speed probe (5), temperature transducer (6) are respectively applied for flow, pressure, rotating speed and the temperature that detects the PT pump, deliver to after handling through single-chip microcomputer to show its schematic diagram such as Fig. 2 and Fig. 3.Wherein, terminal flow, pressure, rotation and the temp of Fig. 2 are connected with terminal flow, pressure, rotation and the temp of Fig. 3 respectively.
In the present embodiment, flow transducer (1) comprises differential pressure transducer (1-1) and throttle pipe (1-2), and it is the pressure transducer of 26PCBFA6D that differential pressure transducer (1-1) adopts model, the power supply of employing+12V power supply.The effect of flow transducer (1) is to convert flow to voltage signal, and the big circuit (2) that veers away amplifies.
In the present embodiment, it is the pressure transducer of 26PCFFA6G that pressure transducer (3) adopts model, the power supply of employing+12V power supply.The effect of pressure transducer (3) is to convert pressure to voltage signal, and the big circuit that veers away amplifies.
In the present embodiment, amplification circuit (2) and amplification circuit (4) adopt chip I NA128 instrument amplifier, employing ± 12V power supply.
In the present embodiment, speed probe (5) adopts switch Hall element UGN3144, and its effect is that the rotating speed with the PT pump converts digital pulse signal to, and single-chip microcomputer is counted.
In the present embodiment, temperature transducer (6) adopts the DS18B20 digital temperature sensor, and its effect is the temperature that detects the PT pump.
In the present embodiment, single-chip microcomputer (7) adopts STC12C2052AD, and this chip internal carries 10 ADC, and functions such as Timer are used to accomplish flow, pressure, rotating speed and selection of temperature signal and processing.Amplification circuit (2) output flow signal (flow) is connected pin 13 (P11, i.e. ADC1) and pin 12 (P10, i.e. ADC0) respectively with amplification circuit (4) delivery pressure signal (pressure) analog amount.Tach signal (rotation) connects pin 8 (P34, i.e. monolithic counter input pin), and temperature signal (temp) connects pin 9 (P35).
In the present embodiment, display device (8) adopts LCD1602, and LCD1602 adopts 4 bit data transformats; Button (9) adopts three free-standing buttons.
In the present embodiment ,+5V, ± the 12V power supply all adopts existing power supply unit.
Claims (5)
1. PT pump digital test device is characterized in that this device is made up of flow transducer (1), amplification circuit (2), pressure transducer (3), amplification circuit (4), speed probe (5), temperature transducer (6), single-chip microcomputer (7), display device (8), button (9); Flow transducer (1) is connected to amplification circuit (2), and pressure transducer (3) is connected to amplification circuit (4); Amplification circuit (2), amplification circuit (4), speed probe (5), temperature transducer (6), display device (8) and button (9) are connected to single-chip microcomputer (7).
2. a kind of PT pump digital test device according to claim 1, the effect that it is characterized in that flow transducer (1) are that the fluid flow with the PT pump converts voltage signal into, and the big circuit (2) that veers away amplifies, and send single-chip microcomputer (7) inside to carry out analog-to-digital conversion again.
3. a kind of PT pump digital test device according to claim 1 is characterized in that pressure transducer (3) converts the fluid pressure of PT pump output to voltage signal, and big circuit (4) amplification that veers away, and send single-chip microcomputer (7) inside to carry out analog-to-digital conversion again.
4. a kind of PT pump digital test device according to claim 1 is characterized in that speed probe (5) is used to detect the rotating speed of PT pump, and the generation digital pulse signal send single-chip microcomputer (7) to count processing.
5. a kind of PT pump digital test device according to claim 1 is characterized in that temperature transducer (6) is used to detect the temperature of PT pump, and send single-chip microcomputer (7) to handle temperature data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100410365A CN102588263A (en) | 2012-02-23 | 2012-02-23 | PT pump digital testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100410365A CN102588263A (en) | 2012-02-23 | 2012-02-23 | PT pump digital testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102588263A true CN102588263A (en) | 2012-07-18 |
Family
ID=46477374
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012100410365A Pending CN102588263A (en) | 2012-02-23 | 2012-02-23 | PT pump digital testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102588263A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104612214A (en) * | 2015-01-19 | 2015-05-13 | 安徽舜禹水务实业有限公司 | Water pump test platform for secondary water supply |
| CN111279160A (en) * | 2017-10-31 | 2020-06-12 | Qed环境系统有限责任公司 | Underground water well fluid pump with circulation counter |
-
2012
- 2012-02-23 CN CN2012100410365A patent/CN102588263A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104612214A (en) * | 2015-01-19 | 2015-05-13 | 安徽舜禹水务实业有限公司 | Water pump test platform for secondary water supply |
| CN111279160A (en) * | 2017-10-31 | 2020-06-12 | Qed环境系统有限责任公司 | Underground water well fluid pump with circulation counter |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201955259U (en) | Air sampler | |
| CN203998493U (en) | Portable elevator intelligent detecting instrument | |
| CN203658382U (en) | Photoelectric rotation speed measurement instrument | |
| CN102588263A (en) | PT pump digital testing device | |
| CN202468263U (en) | Pressure time (PT) pump electronic testing platform | |
| CN203201847U (en) | Blower surging measuring device | |
| CN202043194U (en) | Mobile phone with function of temperature detection | |
| CN205880585U (en) | Data acquisition control system | |
| CN203323928U (en) | Piezoresistive pressure transmitter | |
| CN203053614U (en) | Pressure detection apparatus | |
| CN100451636C (en) | Humidity transmitter in low cost | |
| CN103234881A (en) | Atmospheric particulate matter monitor | |
| CN106855576A (en) | A kind of portable glucose meter | |
| CN104655353B (en) | A kind of pressure measurement method of Micro Energy Lose digital pressure gauge | |
| CN202255672U (en) | Temperature measuring system | |
| CN104729576A (en) | Temperature and humidity transmitter | |
| CN201016951Y (en) | Low-cost humidity transducer | |
| CN203672432U (en) | High-precision low-power-consumption membrane-type gas flow totalizer | |
| CN202191292U (en) | Digital lung capacity testing device | |
| CN206862538U (en) | Second peak monitoring device in presetting system torque spanner use | |
| CN206740259U (en) | A kind of distributed temperature measuring system based on STC single-chip microcomputers | |
| CN201449246U (en) | Non-contact type silicon wafer thickness measuring device | |
| CN202403818U (en) | Temperature sensor for coal mine | |
| CN204439268U (en) | A kind of Micro Energy Lose digital pressure gauge | |
| CN204044018U (en) | A kind of manoscopy device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20120718 |