CN204835913U - Direct current programmable power supply system - Google Patents
Direct current programmable power supply system Download PDFInfo
- Publication number
- CN204835913U CN204835913U CN201520537054.1U CN201520537054U CN204835913U CN 204835913 U CN204835913 U CN 204835913U CN 201520537054 U CN201520537054 U CN 201520537054U CN 204835913 U CN204835913 U CN 204835913U
- Authority
- CN
- China
- Prior art keywords
- module
- singlechip controller
- current
- voltage
- circuit
- 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.)
- Expired - Fee Related
Links
Landscapes
- Direct Current Feeding And Distribution (AREA)
Abstract
The utility model provides a novel direct current programmable power supply system belongs to the power field, and this system includes singlechip controller, DCDC voltage reducing module, DCDC transform circuit module, current -voltage sampling module, keyboard circuit module, liquid crystal display module, power module, short -circuit protection module, singlechip controller control DCDC voltage reducing module circuit, through DCDC transform circuit module control current voltage variation, current -voltage sampling module data collection feeds back singlechip controller. The output valve is set for to the keyboard circuit module, sends out singlechip controller. Liquid crystal display module shows the output valve according to the singlechip controller data. When the power short circuit, for preventing to burn out singlechip controller, the killing protective power supply safety of short -circuit protection module. The utility model discloses output voltage, output current have been realized simultaneously stably to has higher precision, output voltage can set for wantonly at 0-24V within range, system overcurrent protect device can reset when allowwing the size at the electric current.
Description
Technical field
The utility model relates to field of power supplies, is specifically related to program-control DC power system, is applicable to teaching, laboratory research and other electronic circuit field.
Background technology
Programmable power supply technology is the engineering that a practicality is very strong, and it serves all trades and professions.Current power technology has merged the subjects fields such as electronics, electrically, the system integration, control theory and materialogy.Along with communication and the development of computer technology, bring the revolution of modern industrial technology, be also that the high speed development of power electronic technology provides a more broad prospect simultaneously.The economy in the world has arrived the industrial economy epoch, and high-tech industry is entering the fast-developing phase.Programmable DC power supply be conventional electronic equipment one of, general is applied to teaching, laboratory research and other electronic circuit field, is indispensable base electronic equipment in the experimental implementation of design of electronic circuits and developer.System output voltage, outputting current steadily, and there is higher precision, intuitive display, program is simple.
Utility model content
The purpose of this utility model is to provide program-control DC power system, and it can set current/voltage and show real-time current voltage, and keyboard can be utilized to revise setting current/voltage.
To achieve these goals, the technical solution of the utility model is as follows:
Program-control DC power system, it is characterized in that, this system comprises singlechip controller, DC/DC voltage reduction module, DC/DC translation circuit module, current-voltage sampling module, keyboard circuit module, LCD MODULE, power module, described singlechip controller and DC/DC translation circuit model calling, it is for the instruction control DC/DC voltage reduction module according to singlechip controller; Described DC/DC voltage reduction module and DC/DC translation circuit model calling, it is for by after singlechip controller control DC/DC voltage reduction module, control DC/DC translation circuit module; Described DC/DC translation circuit module and current-voltage sampling model calling, it is for sampling the current/voltage by DC/DC translation circuit module at current-voltage sampling module place; Described current-voltage sampling module is connected with singlechip controller, by current-voltage sampling module acquires to data send the information that singlechip controller obtains current/voltage back to; Described keyboard circuit module is connected with singlechip controller, utilizes keyboard circuit module that instruction is sent to singlechip controller; Described LCD MODULE is connected with singlechip controller, and it is presented at LCD MODULE for the data obtained by singlechip controller; Described power module and DC/DC translation circuit model calling, it is powered to whole system by DC/DC translation circuit module for power module.
Said system also comprises short circuit protection module; described short circuit protection module is connected with singlechip controller; it, for when when power supply short circuit, prevents electric current excessive and burns power supply singlechip controller, and singlechip controller sends signal shorts protection module and cuts off electric current with protection power source safety.
The beneficial effects of the utility model are as follows:
1. system output voltage, outputting current steadily, and there is higher precision;
2. output voltage can set arbitrarily within the scope of 0 ~ 24V;
3. system overcurrent protective device, can reset when allowing size at electric current.
Accompanying drawing explanation
Fig. 1 is the utility model Novel DC programmable power supply system structured flowchart.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further details.
As shown in Figure 1, the utility model Novel DC programmable power supply system comprises singlechip controller, DC/DC voltage reduction module, DC/DC translation circuit module, current-voltage sampling module, keyboard circuit module, LCD MODULE, power module, the operation principle of this system is: in this direct current program-controlled voltage system, singlechip controller control DC/DC voltage reduction module circuit, by the change of DC/DC translation circuit module controls electric current, voltage, the electric current that current-voltage sampling module acquires is obtained by DC/DC conversion module, voltage thus feed back to singlechip controller.Utilize keyboard circuit module to set electric current, voltage output value, be sent to singlechip controller.The data that LCD MODULE obtains according to singlechip controller, set point and actual value show by LCD MODULE.Power module provides required input voltage for whole circuit.
In addition; the utility model program-control DC power system also comprises short circuit protection module; described short circuit protection module is connected with singlechip controller; it is for when when power supply short circuit; prevent electric current excessive and burn power supply singlechip controller, singlechip controller sends signal shorts protection module and cuts off electric current with protection power source safety.
Claims (2)
1. program-control DC power system, it is characterized in that, this system comprises singlechip controller, DC/DC voltage reduction module, DC/DC translation circuit module, current-voltage sampling module, keyboard circuit module, LCD MODULE, power module, described singlechip controller and DC/DC translation circuit model calling, it is for the instruction control DC/DC voltage reduction module according to singlechip controller; Described DC/DC voltage reduction module and DC/DC translation circuit model calling, it is for by after singlechip controller control DC/DC voltage reduction module, control DC/DC translation circuit module; Described DC/DC translation circuit module and current-voltage sampling model calling, it is for sampling the current/voltage by DC/DC translation circuit module at current-voltage sampling module place; Described current-voltage sampling module is connected with singlechip controller, by current-voltage sampling module acquires to data send the information that singlechip controller obtains current/voltage back to; Described keyboard circuit module is connected with singlechip controller, utilizes keyboard circuit module that instruction is sent to singlechip controller; Described LCD MODULE is connected with singlechip controller, and it is presented at LCD MODULE for the data obtained by singlechip controller; Described power module and DC/DC translation circuit model calling, it is powered to whole system by DC/DC translation circuit module for power module.
2. program-control DC power system as claimed in claim 1; it is characterized in that; this system also comprises short circuit protection module; described short circuit protection module is connected with singlechip controller; it is for when when power supply short circuit; prevent electric current excessive and burn power supply singlechip controller, singlechip controller sends signal shorts protection module and cuts off electric current with protection power source safety.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520537054.1U CN204835913U (en) | 2015-07-23 | 2015-07-23 | Direct current programmable power supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520537054.1U CN204835913U (en) | 2015-07-23 | 2015-07-23 | Direct current programmable power supply system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204835913U true CN204835913U (en) | 2015-12-02 |
Family
ID=54693468
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520537054.1U Expired - Fee Related CN204835913U (en) | 2015-07-23 | 2015-07-23 | Direct current programmable power supply system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204835913U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113311764A (en) * | 2021-05-31 | 2021-08-27 | 东莞市木鸟自动化有限公司 | Programmable controller based on single chip microcomputer as bottom carrier |
-
2015
- 2015-07-23 CN CN201520537054.1U patent/CN204835913U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113311764A (en) * | 2021-05-31 | 2021-08-27 | 东莞市木鸟自动化有限公司 | Programmable controller based on single chip microcomputer as bottom carrier |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205249536U (en) | A cut looks light modulator and maintain current control circuit for cutting power of adjusting luminance mutually | |
| CN202586343U (en) | Parallel power-source power unit | |
| CN204835913U (en) | Direct current programmable power supply system | |
| CN204556811U (en) | The shunt signal simulator that a kind of USB of support powers | |
| CN208272940U (en) | A kind of pulse signal generator | |
| CN203541830U (en) | Inverter air plasma cutting machine | |
| CN202524443U (en) | Device for displaying time after shutdown of mobile phone | |
| CN204145442U (en) | Positive and negative power supply synchronously powers on scheme circuitry | |
| CN106300269A (en) | A kind of type voltage regulation overcurrent power-off indicating circuit | |
| CN204031561U (en) | The anti-rush of current circuit of LED lamp | |
| CN203490637U (en) | Power supply state monitoring alarm circuit used for computer | |
| CN202711169U (en) | Microprogrammed control unit (MCU) power supply management system | |
| CN202503255U (en) | Electronic circuit system control device | |
| CN203422622U (en) | Circuit reducing whole machine standby power consumption | |
| CN204758688U (en) | Alternating current transships alarm device | |
| CN203241528U (en) | Three-phase AC standard source output device of multi-parameter electrical measuring equipment | |
| CN202957626U (en) | Device managing battery power supply | |
| CN207612252U (en) | A kind of metal-oxide-semiconductor output protection circuit of low cost | |
| CN201985951U (en) | Laser light mobile phone | |
| CN208608595U (en) | A kind of energy-saving power grid monitoring device | |
| CN207099399U (en) | Explosion-proof lamp | |
| CN203230609U (en) | Efficient fan control circuit based on switch regulator | |
| CN203367972U (en) | Multifunctional programmable time control device capable of setting overload current | |
| CN203232266U (en) | Fan control circuit based on linear regulator | |
| CN204967690U (en) | Modularization motor drive |
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: 20151202 Termination date: 20160723 |