CN103117038A - Double-bit nixie tube displaying system for molecular sieve type oxygenerator - Google Patents
Double-bit nixie tube displaying system for molecular sieve type oxygenerator Download PDFInfo
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- CN103117038A CN103117038A CN2013100651915A CN201310065191A CN103117038A CN 103117038 A CN103117038 A CN 103117038A CN 2013100651915 A CN2013100651915 A CN 2013100651915A CN 201310065191 A CN201310065191 A CN 201310065191A CN 103117038 A CN103117038 A CN 103117038A
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Abstract
The invention discloses a double-bit nixie tube displaying system for a molecular sieve type oxygenerator. The double-bit nixie tube displaying system comprises a power module, a reset circuit module, a time-clock circuit module, a single-chip microcomputer, a program module and a nixie tube display module. The power module, the reset circuit module, the time-clock circuit module, the program module and the nixie tube display module are all connected with the single-chip microcomputer. The reset circuit module comprises reset pins and a reset circuit, and the reset pins are connected with the reset circuit through a Schmitt trigger. By the aid of one double-bit nixie tube, oxygen concentration and oxygen flow can be displayed, timing function can be switched, and the double-bit nixie tube displaying system is multifunctional, flexible in operation and low in failure rate.
Description
Technical field
The present invention relates to the oxygenerator field, particularly relate to a kind of double figures code pipe display system for molecular-sieve oxygen generator.
Background technology
In prior art, oxygen therapy mainly adopts oxygen technique to have three kinds with oxygen and oxygen oxygen for health care: chemical-agent technique, Deep Cooling Method, pressure swing adsorption method.Wherein the omnibus control system subtraction unit is simple, small investment, and cost is low, and automaticity is high, and is easy to operate, flexibly and can reach fast and use the oxygen requirement, the small-sized oxygenerator that is convenient for carrying of more suitable making.
At present, the large multiplex LED of PSA molecular-sieve oxygen generator or SMD lamp show the state of oxygen concentration, the part brand is provided with separately the timing shutdown function, also there are some brand oxygenerators to adopt liquid crystal display to show related data, these Presentation Functions are often more single, malfunction, and the liquid crystal display failure rate is higher, and cost is also very high.
Summary of the invention
The technical matters that the present invention mainly solves is to provide a kind of double figures code pipe display system for molecular-sieve oxygen generator, can carry out the switching of three kinds of display modes (oxygen concentration, oxygen flow, timing).
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: a kind of double figures code pipe display system for oxygenerator is provided, comprise: power module, reset circuit module, clock circuit module, single-chip microcomputer, program module and charactron display module, described power module, reset circuit module, clock circuit module, program module and charactron display module all are connected with single-chip microcomputer, described reset circuit module comprises reset pin and reset circuit, and described reset pin is connected with reset circuit by a Schmidt trigger.
In a preferred embodiment of the present invention, described power module comprises bridge heap and three terminal regulator.
In a preferred embodiment of the present invention, described clock circuit module adopts the external clock mode to arrange.
In a preferred embodiment of the present invention, described program module adopts Keil to write assembly routine.
In a preferred embodiment of the present invention, described charactron display module comprises two positive-negative-positive triodes and two common anode utmost point charactrons.
The invention has the beneficial effects as follows: the present invention adopts a double figures code pipe to carry out demonstration and the switching of oxygen concentration, oxygen flow, timing function, diverse in function, flexible operation, failure rate is low.
Description of drawings
Fig. 1 is the structured flowchart that the present invention is used for the double figures code pipe display system of oxygenerator;
In accompanying drawing, the mark of each parts is as follows: 1, power module; 2, reset circuit module; 3, clock circuit module; 4, program module; 5, single-chip microcomputer; 6, charactron display module.
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present invention is described in detail, thereby so that advantages and features of the invention can be easier to be it will be appreciated by those skilled in the art that, protection scope of the present invention is made more explicit defining.
See also Fig. 1, the embodiment of the present invention provides following technical scheme:
A kind of double figures code pipe display system for molecular-sieve oxygen generator, comprise: power module 1, reset circuit module 2, clock circuit module 3, single-chip microcomputer 6, program module 4 and charactron display module 5, described power module 1, reset circuit module 2, clock circuit module 3, program module 4 and charactron display module are connected and all are connected with single-chip microcomputer 6, described reset circuit module 2 comprises reset pin and reset circuit, and described reset pin is connected with reset circuit by a Schmidt trigger; Schmidt trigger is used for suppressing noise, S5P2 in each machine cycle, the output level of Schmidt trigger has the reset circuit once sampling, then just can obtain the needed signal of internal reset operation, and reset circuit 2 adopts the level mode of button hand-reset.
Preferably, described power module 1 comprises bridge heap 2w10 and three terminal regulator 7805.There is alternating voltage after transformer pressure-reducing to be converted into the DC voltage of 5v.
Preferably, described clock circuit module 3 adopts the external clock mode to arrange.The operation of each functional part of single-chip microcomputer is all take clock control signal as benchmark, ruly one work of clapping, and the clock circuit of this design adopts the external clock mode.There is a high-gain inverting amplifier that is used for consisting of oscillator single-chip microcomputer inside, the input end chip pin XTAL1 of this high-gain inverting amplifier, output terminal is pin XTAL2, and this two pin cross-over connection quartz oscillators and trimmer just consist of a stable self-excited oscillator.
Preferably, described program module 4 adopts Keil to write assembly routine.Use keil software debugging, compiling, generate at last the hex file for our emulation and to the single-chip microcomputer burning program on proteus software.Loop control structure is adopted in this program design, take R1 as variable, with ten of R1 with separate, and transmit data to P2 respectively, after the transmission data are complete, revise variable, and whether the data that judgement transmits are to 99, if words, return to master routine and restart working procedure, if not, variable revised, and the execution display routine, program is as follows:
BITS EQU 20H; The charactron units is deposited the core position
TEN EQU 21H; The charactron tens is deposited the core position
TEMP EQU 22H; Counter Value is deposited the core position
START:
MOV TEMP, #0; Initialization register is since 0
STLOP:
ACALL DISPLAY; Call display subroutine
INC TEMP; Counter adds 1
MOV?A,TEMP;
CJNE A, #100, NEXT; Judge whether counter expires 100
MOV TEMP, #0; Full 100 zero clearings are from newly
NEXT:
LJMP STLOP; Discontented just circulation is carried out
DISPLAY:
MOV A, TEMP; Convert the sexadecimal number in TEMP to the decimal system
MOV?B,#10;
DIV?AB
MOV TEN, A; Ten at A
MOV BITS, B; Individual position is at B
MOV DPTR, #NUMTAB; The appointment start address of tabling look-up
MOV?R0,#4;
DPL1:
MOV?R1,#250;
DPLOP:
MOV A, BITS; Get units
MOVC A ,@A+DPTR; Look into 7 a segment numeral pipe of position
MOV P2, A; Send 7 sections codes of position
CLR P0.0; Opening a position shows
ACALL DELAY1ms; Show 162ms
SETB P0.0; Closing a position shows
MOV A, TEN; Get ten demonstrations
MOVC A ,@A+DPTR; Look into 7 sections codes of tens
MOV P2, A; Send 7 sections codes of ten
CLR P0.1; Open ten demonstrations
ACALL DELAY1ms; Show 162ms
SETB P0.1; Close ten demonstrations
DJNZ R1, DPLOP; Carry out circulation 250 times
DJNZ R0, DPL1; Carry out circulation 250*4=1000 time
RET
DELAY1ms:
MOV R7, #80; Time-delay 162ms subroutine (2+2*80=162ms calculates according to 12MHZ)
DJNZ?R7,$;
RET
NUMTAB:DB:?0C0H,0F9H,0A4H,0B0H,099H,092H,082H,0F8H,080H,090H
Preferably, described charactron display module 5 comprises two positive-negative-positive triodes 9015 and two common anode utmost point charactrons.What triode play is switch and amplification level effect, and has the effect of sheet choosing, and what charactron play a part is to show, resistor be the effect of current limliting, prevent that dash current is excessive, burn out charactron.
The present invention has realized demonstration and switching to carrying out oxygen concentration, oxygen flow, timing function having reached diverse in function, flexible operation, the effect of failure rate is low by double figures code pipe.
The above is only embodiments of the invention; not thereby limit the scope of the claims of the present invention; every equivalent structure or equivalent flow process conversion that utilizes instructions of the present invention and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in scope of patent protection of the present invention.
Claims (5)
1. double figures code pipe display system that is used for molecular-sieve oxygen generator, it is characterized in that, comprise: power module, reset circuit module, clock circuit module, single-chip microcomputer, program module and charactron display module, described power module, reset circuit module, clock circuit module, program module and charactron display module all are connected with single-chip microcomputer, described reset circuit module comprises reset pin and reset circuit, and described reset pin is connected with reset circuit by a Schmidt trigger.
2. the double figures code pipe display system for molecular-sieve oxygen generator according to claim 1, is characterized in that, described power module comprises bridge heap and three terminal regulator.
3. the double figures code pipe display system for molecular-sieve oxygen generator according to claim 1, is characterized in that, described clock circuit module adopts the external clock mode to arrange.
4. the double figures code pipe display system for molecular-sieve oxygen generator according to claim 1, is characterized in that, described program module adopts Keil to write assembly routine.
5. the double figures code pipe display system for molecular-sieve oxygen generator according to claim 1, is characterized in that, described charactron display module comprises two positive-negative-positive triodes and two common anode utmost point charactrons.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100651915A CN103117038A (en) | 2013-03-01 | 2013-03-01 | Double-bit nixie tube displaying system for molecular sieve type oxygenerator |
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|---|---|---|---|
| CN2013100651915A CN103117038A (en) | 2013-03-01 | 2013-03-01 | Double-bit nixie tube displaying system for molecular sieve type oxygenerator |
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| CN103117038A true CN103117038A (en) | 2013-05-22 |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2334726Y (en) * | 1997-09-15 | 1999-08-25 | 大同矿务局中央机厂 | Soft starting control indicator for band conveyer |
| CN2409197Y (en) * | 1999-10-21 | 2000-12-06 | 山西埃尔医用氧设备有限公司 | Medical molecular sieve pressure change adsorption oxygenerator |
| US6266049B1 (en) * | 1997-09-05 | 2001-07-24 | Sharp Kabushiki Kaisha | One-chip microcomputer system |
| CN1635383A (en) * | 2003-12-30 | 2005-07-06 | 上海贝岭股份有限公司 | Low power consumption and low temperature drift voltage detection circuit independent from technique |
| CN201569497U (en) * | 2009-11-30 | 2010-09-01 | 上海第二工业大学 | Control system for temperature measurement and alarm |
| CN201586241U (en) * | 2009-11-25 | 2010-09-22 | 高岩 | Ultraviolet lamp timing sterilization recorder |
| CN201755361U (en) * | 2010-07-21 | 2011-03-09 | 蚌埠依爱消防电子有限责任公司 | Fire extinguishing control panel for kitchen equipment |
| CN101995927A (en) * | 2009-08-25 | 2011-03-30 | 王熙 | Resetting-operating method of 51 single chip microcomputer (SCM) |
| CN102854376A (en) * | 2012-09-28 | 2013-01-02 | 上海理工大学 | Digital voltmeter and measuring method thereof |
-
2013
- 2013-03-01 CN CN2013100651915A patent/CN103117038A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6266049B1 (en) * | 1997-09-05 | 2001-07-24 | Sharp Kabushiki Kaisha | One-chip microcomputer system |
| CN2334726Y (en) * | 1997-09-15 | 1999-08-25 | 大同矿务局中央机厂 | Soft starting control indicator for band conveyer |
| CN2409197Y (en) * | 1999-10-21 | 2000-12-06 | 山西埃尔医用氧设备有限公司 | Medical molecular sieve pressure change adsorption oxygenerator |
| CN1635383A (en) * | 2003-12-30 | 2005-07-06 | 上海贝岭股份有限公司 | Low power consumption and low temperature drift voltage detection circuit independent from technique |
| CN101995927A (en) * | 2009-08-25 | 2011-03-30 | 王熙 | Resetting-operating method of 51 single chip microcomputer (SCM) |
| CN201586241U (en) * | 2009-11-25 | 2010-09-22 | 高岩 | Ultraviolet lamp timing sterilization recorder |
| CN201569497U (en) * | 2009-11-30 | 2010-09-01 | 上海第二工业大学 | Control system for temperature measurement and alarm |
| CN201755361U (en) * | 2010-07-21 | 2011-03-09 | 蚌埠依爱消防电子有限责任公司 | Fire extinguishing control panel for kitchen equipment |
| CN102854376A (en) * | 2012-09-28 | 2013-01-02 | 上海理工大学 | Digital voltmeter and measuring method thereof |
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Application publication date: 20130522 |