CN204152773U - A kind of control system circuit of Micro-metering Pumps - Google Patents
A kind of control system circuit of Micro-metering Pumps Download PDFInfo
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- CN204152773U CN204152773U CN201420543197.9U CN201420543197U CN204152773U CN 204152773 U CN204152773 U CN 204152773U CN 201420543197 U CN201420543197 U CN 201420543197U CN 204152773 U CN204152773 U CN 204152773U
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Abstract
The utility model discloses a kind of control system circuit of Micro-metering Pumps, comprise memory module, display modular, key control module and testing module, memory module adopts chip AT24C02, supports iic bus agreement, and the power failure data realizing system stores; Display modular adopts 4 Digital sum pipe U2 gating in turn, utilizes the visual persistence effect of human eye and the sunset glow effect of nixie tube, realizes the display of Micro-metering Pumps traffic figure; Key control module adopts delay judgement mode, realizes the function setting of metering pump; Testing module adopts infrared photoelectric sensor JP to detect the position of metering pump cam.The utility model, on the basis of existing metering pump control system, utilizes singlechip technology and computer technology etc., provides a kind of micro-measurement pump control system realizing liquid meter by changing stroke frequency.
Description
Technical field
The utility model relates to a kind of control system circuit, specifically a kind of control system circuit of Micro-metering Pumps.
Background technique
Micro-metering Pumps is as a kind of equipment for liquid transportation, along with the development of production and improving constantly of quality of life, be widely used in the industry-by-industry that national economy is produced, by finding that great majority adopt manual site to reconcile to the research of existing metering pump control system, have that measuring accuracy is not high, the problem such as flow indication is directly perceived, poor reliability, the utility model aims to provide and a kind ofly realizes the micro-measurement pump control system of liquid meter to solve the problem by changing stroke frequency.
Model utility content
The purpose of this utility model is to provide that a kind of measuring accuracy is high, flow indication directly perceived and the control system circuit of the Micro-metering Pumps that reliability is high, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the utility model provides following technological scheme:
A control system circuit for Micro-metering Pumps, comprises memory module, display modular, key control module and testing module, and described memory module adopts chip AT24C02, supports iic bus agreement, and the power failure data realizing system stores; Described display modular adopts 4 Digital sum pipe U2 gating in turn, utilizes the visual persistence effect of human eye and the sunset glow effect of nixie tube, realizes the display of Micro-metering Pumps traffic figure; Key control module adopts delay judgement mode, realizes the function setting of metering pump; Described testing module adopts infrared photoelectric sensor JP to detect the position of metering pump cam.
Described chip AT24C02 pin SDA connects single-chip microcomputer U1 pin P1.1, chip AT24C02 pin SCL connects single-chip microcomputer U1 pin P1.2, single-chip microcomputer U1 pin P1.5 connects the interface ISP pin 1 that downloads, single-chip microcomputer U1 pin P1.6 connects the interface ISP pin 9 that downloads, single-chip microcomputer U1 pin P1.7 connects the interface ISP pin 7 that downloads, the interface ISP pin 2 that downloads connects power supply VCC, the interface ISP pin 4 that downloads connects the interface ISP pin 6 that downloads respectively, download interface ISP pin 8 and the interface ISP pin 10 that downloads also ground connection, described single-chip microcomputer U1 pin P3.3 is contact resistance R and infrared photoelectric sensor JP pin 2 respectively, infrared photoelectric sensor JP pin 3 connects power supply VCC, infrared photoelectric sensor JP pin 1 ground connection, described single-chip microcomputer U1 pin P00 ~ P07 is all connected on 4 Digital sum pipe U2, single-chip microcomputer U1 pin P2.3 ~ P2.0 is connected respectively key switch S1 ~ S4, the key switch S1 the other end connects the key switch S2 the other end respectively, the key switch S3 the other end and the key switch S4 the other end ground connection.
As further program of the utility model: described single-chip microcomputer U1 model is AT89S52.
As the utility model further scheme: when described infrared photoelectric sensor JP detects cam, single-chip microcomputer U1 pin P3.3 produces INT1 interrupt signal, INT1 interrupt signal is delivered to and is follow-uply changed the rotating speed of stepper motor by control circuit, makes metering pump reach best dress liquid speed.
Compared with prior art, the beneficial effects of the utility model are: the utility model is on the basis of existing metering pump control system, utilizing singlechip technology and computer technology etc., providing a kind of micro-measurement pump control system realizing liquid meter by changing stroke frequency.
Accompanying drawing explanation
Fig. 1 is the circuit diagram of the control system circuit of Micro-metering Pumps;
Fig. 2 is the single-chip microcomputer U1 program flow diagram of the control system circuit of Micro-metering Pumps;
Fig. 3 is the stepper motor driving circuit figure of the control system circuit of Micro-metering Pumps.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technological scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1 ~ 3, in the utility model embodiment, a kind of control system circuit of Micro-metering Pumps, comprise memory module, display modular, key control module and testing module, memory module adopts chip AT24C02, supports iic bus agreement, and the power failure data realizing system stores; Display modular adopts 4 Digital sum pipe U2 gating in turn, utilizes the visual persistence effect of human eye and the sunset glow effect of nixie tube, realizes the display of Micro-metering Pumps traffic figure; Key control module adopts delay judgement mode, realizes the function setting of metering pump; Testing module adopts infrared photoelectric sensor JP to detect the position of metering pump cam.
Chip AT24C02 pin SDA connects single-chip microcomputer U1 pin P1.1, chip AT24C02 pin SCL connects single-chip microcomputer U1 pin P1.2, single-chip microcomputer U1 pin P1.5 connects the interface ISP pin 1 that downloads, single-chip microcomputer U1 pin P1.6 connects the interface ISP pin 9 that downloads, single-chip microcomputer U1 pin P1.7 connects the interface ISP pin 7 that downloads, the interface ISP pin 2 that downloads connects power supply VCC, the interface ISP pin 4 that downloads connects the interface ISP pin 6 that downloads respectively, download interface ISP pin 8 and the interface ISP pin 10 that downloads also ground connection, single-chip microcomputer U1 pin P3.3 is contact resistance R and infrared photoelectric sensor JP pin 2 respectively, infrared photoelectric sensor JP pin 3 connects power supply VCC, infrared photoelectric sensor JP pin 1 ground connection, single-chip microcomputer U1 pin P00 ~ P07 is all connected on 4 Digital sum pipe U2, single-chip microcomputer U1 pin P2.3 ~ P2.0 is connected respectively key switch S1 ~ S4, the key switch S1 the other end connects the key switch S2 the other end respectively, the key switch S3 the other end and the key switch S4 the other end ground connection.
Single-chip microcomputer U1 model is AT89S52.
When infrared photoelectric sensor JP detects cam, single-chip microcomputer U1 pin P3.3 produces INT1 interrupt signal, and INT1 interrupt signal is delivered to and is follow-uply changed the rotating speed of stepper motor by control circuit, makes metering pump reach best dress liquid speed.
Claims (3)
1. a control system circuit for Micro-metering Pumps, comprises memory module, display modular, key control module and testing module, it is characterized in that, described memory module adopts chip AT24C02, supports iic bus agreement, and the power failure data realizing system stores; Described display modular adopts 4 Digital sum pipe U2 gating in turn, utilizes the visual persistence effect of human eye and the sunset glow effect of nixie tube, realizes the display of Micro-metering Pumps traffic figure; Key control module adopts delay judgement mode, realizes the function setting of metering pump; Described testing module adopts infrared photoelectric sensor JP to detect the position of metering pump cam;
Described chip AT24C02 pin SDA connects single-chip microcomputer U1 pin P1.1, chip AT24C02 pin SCL connects single-chip microcomputer U1 pin P1.2, single-chip microcomputer U1 pin P1.5 connects the interface ISP pin 1 that downloads, single-chip microcomputer U1 pin P1.6 connects the interface ISP pin 9 that downloads, single-chip microcomputer U1 pin P1.7 connects the interface ISP pin 7 that downloads, the interface ISP pin 2 that downloads connects power supply VCC, the interface ISP pin 4 that downloads connects the interface ISP pin 6 that downloads respectively, download interface ISP pin 8 and the interface ISP pin 10 that downloads also ground connection, described single-chip microcomputer U1 pin P3.3 is contact resistance R and infrared photoelectric sensor JP pin 2 respectively, infrared photoelectric sensor JP pin 3 connects power supply VCC, infrared photoelectric sensor JP pin 1 ground connection, described single-chip microcomputer U1 pin P00 ~ P07 is all connected on 4 Digital sum pipe U2, single-chip microcomputer U1 pin P2.3 ~ P2.0 is connected respectively key switch S1 ~ S4, the key switch S1 the other end connects the key switch S2 the other end respectively, the key switch S3 the other end and the key switch S4 the other end ground connection.
2. the control system circuit of Micro-metering Pumps according to claim 1, is characterized in that, described single-chip microcomputer U1 model is AT89S52.
3. the control system circuit of Micro-metering Pumps according to claim 1, it is characterized in that, when described infrared photoelectric sensor JP detects cam, single-chip microcomputer U1 pin P3.3 produces INT1 interrupt signal, INT1 interrupt signal is delivered to and is follow-uply changed the rotating speed of stepper motor by control circuit, makes metering pump reach best dress liquid speed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420543197.9U CN204152773U (en) | 2014-09-19 | 2014-09-19 | A kind of control system circuit of Micro-metering Pumps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420543197.9U CN204152773U (en) | 2014-09-19 | 2014-09-19 | A kind of control system circuit of Micro-metering Pumps |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204152773U true CN204152773U (en) | 2015-02-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420543197.9U Expired - Fee Related CN204152773U (en) | 2014-09-19 | 2014-09-19 | A kind of control system circuit of Micro-metering Pumps |
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| CN (1) | CN204152773U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107620699A (en) * | 2016-07-13 | 2018-01-23 | 韦伯斯特生物官能(以色列)有限公司 | Membrane pump for medical applications |
-
2014
- 2014-09-19 CN CN201420543197.9U patent/CN204152773U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107620699A (en) * | 2016-07-13 | 2018-01-23 | 韦伯斯特生物官能(以色列)有限公司 | Membrane pump for medical applications |
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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: 20150211 Termination date: 20170919 |