CN2906624Y - Multi-parameter gas tester - Google Patents

Multi-parameter gas tester Download PDF

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Publication number
CN2906624Y
CN2906624Y CN 200620022946 CN200620022946U CN2906624Y CN 2906624 Y CN2906624 Y CN 2906624Y CN 200620022946 CN200620022946 CN 200620022946 CN 200620022946 U CN200620022946 U CN 200620022946U CN 2906624 Y CN2906624 Y CN 2906624Y
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CN
China
Prior art keywords
upper casing
circuit board
mounting hole
chip microcomputer
lower casing
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Expired - Fee Related
Application number
CN 200620022946
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Chinese (zh)
Inventor
周超群
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BEIJING ZA SICENTIFIC TRADING Co Ltd
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BEIJING ZA SICENTIFIC TRADING Co Ltd
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Priority to CN 200620022946 priority Critical patent/CN2906624Y/en
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Publication of CN2906624Y publication Critical patent/CN2906624Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to a multi-parameter gas analyzer, comprising an upper casing part, a lower casing part, an LCD displaying part, a detecting part, a hook and a circuit part. The displaying part is connected with the upper casing part for displaying with the LCD; four switching keys get through key holes of the upper casing and stand outside of the upper casing; the detecting part is connected with a data processing unit; the lower casing is locked in the upper casing and the hook is arranged at the back surface of the lower casing; the circuit part is composed of a power supply, a power supply control, a sensor, a signal processing unit, four switching keys, a singlechip, an audible and visual alarming unit, a background light unit, an LCD displaying unit and a debugging port; the software is embedded into the singlechip. During operation, the analyzer is put in the analyzed air surroundings; the switching keys are switched on; the sensor is used for collecting data from different types of gases; the signal processing unit is used for transforming the analogue signal into digital signal, which is input into the singlechip for calculation and processing; and then the processed signals are put into the display or the audible and visual alarming unit for displaying a plurality of types of gases by the singlechip.

Description

Multiparameter gas determinator
(1) technical field:
A kind of multiparameter gas determinator of the utility model belongs to measuring technology.
(2) background technology:
At present, in the colliery, field such as metallurgy, smelting and chemistry, chemical industry, dyestuff, to some gases such as oxygen O2 or some toxic and harmfuls such as carbon monoxide CO, hydrogen sulfide h2s, the test of methane CH4 etc., the analyzer product of the similar test gas of use, kind is few, insufficiency all has the following disadvantages basically:
(1) volume ratio is bigger, and is relatively more clumsy;
(2) can not detect four kinds of gas concentrations simultaneously;
(3) power consumption is big, and the working time is short;
(4) function is few, and is incomplete.
External this series products not only exists the problems referred to above but also price comparison height simultaneously, is not suitable for domestic use.
(3) utility model content:
At the variety of problems that the said goods exists, the new property of this practicality has designed the multiparameter gas determinator that a kind of function is complete, volume is little, cost is low, easy for operation.
A kind of multiparameter gas determinator of the utility model partly is made up of upper casing 1 part, lower casing 6 parts, liquid-crystal display section 4, test section 5, hook 7 and circuit;
Upper casing 1 partly includes transparent panel 2, translucent cover 3; This transparent panel 2 be installed in liquid crystal display 8 directly over, translucent cover is stuck in upper casing 1 inboard, the protection sensor 13, play dustproof effect;
Display process part 4 includes liquid crystal display 8, little circuit board 10, socket 11, four on ﹠ off switches 9; Its liquid crystal display 8 is welded on the front of little circuit board 10, be used for showing the gas concentration of surveying, socket 11 is welded on the reverse side of little circuit board 10, this socket 11 inserts for the contact pin on the large circuit board 16 18, large and small circuit board is interconnected, four on ﹠ off switches 9 be installed in liquid crystal display 8 on the little circuit board 10 under, transparent panels 2 are aimed in liquid crystal display 8, the mounting hole 12 that passes on the little circuit board 10 with screw partly 4 is connected and fixed display process with upper casing 1 installed inside hole 26;
Test section 5, include sensor 13, (this sensor 13 includes the sensor of the sensor of surveying carbon monoxide CO, the sensor of oxygen determination gas O2, the sensor of surveying hydrogen sulfide h2s, survey methane CH4) light crossing-signal 14, acoustic alarm device 17, contact pin 18, battery (power supply) 15, large circuit board 16, cradle 20; This sensor 13 is welded on the big circuit 16, contact pin 18 is welded on the large circuit board 16, this contact pin 18 is pegged graft mutually with the socket 11 on the little circuit board 10, large and small circuit board is interconnected fixing, and voice guard 17 is welded on the large circuit board 16, alarm sound is provided, light crossing-signal 14 is welded on large circuit board 16 relevant positions, provides optical flare to report to the police, and battery 15 is installed in large circuit board 16 fronts, be the whole instrument power supply, this sensor 13 is aimed at translucent cover 3;
Lower casing 6 partly is provided with mounting hole 21,22 on lower casing 6, this lower casing 6 is connected with test section 5, passes mounting hole 22 with screw, and the mounting hole 19 on the large circuit board 16 is spirally connected fixing with upper casing mounting hole 27;
Hook 7, this hook 7 is connected with lower casing 6, passes mounting hole 21 fixed hooks 7 on the lower casing 6 with screw;
Above-mentioned part interconnected relationship is:
Display process part 4 is connected with upper casing 1, with screw display process part 4 is connected and fixed by the mounting hole 26 of mounting hole 12 with upper casing 1 inboard, make liquid crystal display 8 see through upper casing 1 transparent panel 2 partly and show, the key hole 24 that four on ﹠ off switches 9 pass upper casing 1 is given prominence to the outside at upper casing 1;
Test section 5 is connected with display process part 4, and the contact pin 18 of this test section after pegging graft mutually with the socket of display process part 4 11 is connected and fixed display process part 4 and test section 5; Then lower casing 6 and upper casing 1 are fastened mutually, to link up with the 27 pocket for the punch head places that are placed in lower casing 6 back sides again, and pass mounting hole 23 on the hook 7, the mounting hole 21 of mounting hole 28 and upper casing 1 of mounting hole 21, test section 5 on the lower casing 6 with screw and integral body is run through be connected and fixed.
Circuit partly includes power supply (battery), power supply control, sensor 13, signal Processing, four on ﹠ off switches 9, single-chip microcomputer, sound and light alarm, bias light, liquid crystal display 8, debugging interface composition;
Its annexation is: the output terminal of power supply connects power supply control, dividing potential drop and single-chip microcomputer, the output terminal of power supply control connects sensor and signal Processing, single-chip microcomputer P1.5 end connects power supply control ON/OFF, the output of dividing potential drop connects Chip Microcomputer A 4 ends, the output terminal of four sensors connects the input end of four signal Processing respectively, the output terminal of four signal Processing connects the A0 of single-chip microcomputer respectively, A1, A2, the A3 end, four on ﹠ off switches 9 connect the P1.0 of single-chip microcomputer respectively, P1.1, P1.2 and P1.3 end, the P1.4 of single-chip microcomputer is connected sound and light alarm 14 with P1.7,17, the P1.6 of single-chip microcomputer connects bias light, the S0 of single-chip microcomputer～S25 end connects liquid crystal display 8, the single-chip microcomputer output terminal connects debugging interface, and software solidification is in single-chip microcomputer.
A kind of multiparameter gas determinator of the utility model, its advantage is as follows: simple in structure, volume is little, little power consumption, the working time is long; Multiple parameter testing is easy to operate, can test the parameter of airborne four kinds of gases such as gases such as carbon monoxide, oxygen, sulfuretted hydrogen and methane simultaneously; Function is complete, has sound, light warning function, and alarm set point is easy to adjust, has the bias light function, conveniently watches; And cost is low, be fit to produce in batches, and product adopts modular design, for ease of maintenaince and change; Adopt powerful singlechip microprocessor, the strong advanced technology of extendability.
(4) description of drawings:
Fig. 1 the utility model decomposing schematic representation.
Fig. 2 the utility model schematic appearance.
Fig. 3 the utility model upper casing schematic perspective view.
The inboard synoptic diagram of Fig. 4 the utility model upper casing.
The liquid crystal display of Fig. 5 the utility model is synoptic diagram partly.
Fig. 6 the utility model detects partly synoptic diagram.
Fig. 7 the utility model lower casing schematic perspective view.
Fig. 8 the utility model sectional side view.
Fig. 9 the utility model circuit block diagram.
Number in the figure is as follows:
1. upper casing 2. transparent panels 3. translucent covers
4. display process part 5. test sections 6. lower casings
7. link up with 8. liquid crystal displays, 9. 4 on ﹠ off switches
10. little circuit board 11. sockets 12. mounting holes
13. sensor 14. light crossing-signals 15. batteries
16. large circuit board 17. acoustic alarm devices 18. contact pins
19. mounting hole 20. charging sockets 21. mounting holes
22. mounting hole 23. mounting holes 24. key holes
26,27,28 mounting holes
The electric elements model that the utility model uses is as follows:
Single-chip microcomputer model: M430F437
Survey the model of methane CH4 sensor: LXK-3
The model of oxygen determination gas O2 sensor: A2-O2
Survey the model of hydrogen sulfide h2s sensor: NT-H2S
Survey the model of carbon monoxide CO sensor: CO-AF
Power supply: battery size: LPB903450 LCD types: LCD-1
(5) embodiment:
See also Fig. 1 to shown in Figure 8, a kind of multiparameter gas determinator of the utility model partly is made up of upper casing 1 part, lower casing 6 parts, liquid-crystal display section 4, test section 5, hook 7 and circuit;
Upper casing 1 partly includes transparent panel 2, translucent cover 3; This transparent panel 2 be installed in liquid crystal display 8 directly over, translucent cover 3 is stuck in upper casing 1 inboard, is used for protecting sensor 13 and plays dustproof effect;
Display process part 4 includes liquid crystal display 8, little circuit board 10, socket 11, four on ﹠ off switches 9; Its liquid crystal display 8 is welded on the front of little circuit board 10, be used for showing the gas concentration of surveying, socket 11 is welded on the reverse side of little circuit board 10, this socket 11 inserts for the contact pin on the large circuit board 16 18, large and small circuit board is interconnected, four on ﹠ off switches 9 be installed in liquid crystal display 8 on the little circuit board 10 under, transparent panels 2 are aimed in liquid crystal display 8, pass this demonstrations with screw and partly are connected and fixed in mounting hole 12 and the upper casing 1 installed inside hole 26 (as shown in Figure 4) on 4 the little circuit board 10;
Test section 5 includes sensor 13, light crossing-signal 14, acoustic alarm device 17, contact pin 18, battery (power supply) 15, large circuit board 16, cradle 20; This sensor 13 is welded on the big circuit 16, contact pin 18 is welded on the large circuit board 16, this contact pin 18 is pegged graft mutually with the socket 11 on the little circuit board 10, large and small circuit board is interconnected fixing, and voice guard 17 is welded on the large circuit board 16, alarm sound is provided, light crossing-signal 14 is welded on large circuit board 16 relevant positions, provides optical flare to report to the police, and battery 15 is installed in large circuit board 16 fronts, to the whole instrument power supply, this sensor 13 is aimed at translucent cover 3;
Lower casing 6 partly is provided with mounting hole 21,22 on lower casing 6, this lower casing 6 is connected with test section 5, passes mounting hole 22, passes mounting hole 19 on the large circuit board 16 and the mounting hole 27 on the upper casing 1 is spirally connected fixing with screw;
Hook 7, this hook 7 is connected with lower casing 6, passes mounting hole 21 on the lower casing 6 with screw and will link up with 7 and fix;
Specifically interconnect and be:
Display process part 4 is connected with upper casing 1, with screw display process part 4 is connected and fixed by the mounting hole 26 of mounting hole 12 with upper casing 1 inboard, make liquid crystal display 8 see through upper casing 1 transparent panel 2 partly and show, the key hole 24 that four on ﹠ off switches 9 pass upper casing 1 is given prominence to the outside at upper casing 1;
Test section 5 is connected with display process part 4, and the contact pin 18 of this test section after pegging graft mutually with the socket of display process part 4 11 is connected and fixed display process part 4 and test section 5; Then lower casing 6 and upper casing 1 are fastened mutually, to link up with the 27 pocket for the punch head places that are placed in lower casing 6 back sides again, and pass mounting hole 23 on the hook 7, the mounting hole 21 of mounting hole 28 and upper casing 1 of mounting hole 21, test section 5 on the lower casing 6 with screw and integral body is run through be connected and fixed.
See also shown in Figure 9ly, this circuit partly includes power supply (battery), power supply control, sensor 13, signal Processing, four on ﹠ off switches 9, single-chip microcomputer, sound and light alarm, bias light, liquid crystal display 8, debugging interface and forms;
Its annexation is: the output terminal of power supply connects power supply control, dividing potential drop and single-chip microcomputer, the output terminal of power supply control connects sensor and signal Processing, single-chip microcomputer P1.5 end connects power supply control ON/OFF, the output of dividing potential drop connects Chip Microcomputer A 4 ends, the output terminal of four sensors connects the input end of four signal Processing respectively, the output terminal of four signal Processing connects the A0 of single-chip microcomputer respectively, A1, A2, the A3 end, four on ﹠ off switches 9 connect the P1.0 of single-chip microcomputer respectively, P1.1, P1.2 and P1.3 end, the P1.4 of single-chip microcomputer is connected sound and light alarm 14 with P1.7,17, the P1.6 of single-chip microcomputer connects bias light, the S0 of single-chip microcomputer～S25 end connects liquid crystal display 8, the single-chip microcomputer output terminal connects debugging interface, and software solidification is in single-chip microcomputer.
A kind of multiparameter gas determinator of the utility model, its working method is: this analyzer is seated in the tested gaseous environment, open on ﹠ off switch, 13 pairs of gases of sensor are then gathered, the signal of being gathered is the simulation signal, by signal Processing the simulation signal is converted into digital signal and is input to and carries out computing in the single-chip microcomputer, the signal after single-chip microcomputer will be handled is input to and shows or sound, light are reported to the police and shown or report to the police.

Claims (1)

1, a kind of multiparameter gas determinator is characterized in that: this analyzer partly is made up of upper casing part, lower casing part, liquid-crystal display section, test section, hook and circuit;
Upper casing partly includes transparent panel (2), translucent cover (3); This transparent panel (2) be installed in liquid crystal display (8) directly over, translucent cover is stuck in upper casing (1) inboard;
The display process part includes liquid crystal display (8), little circuit board (10), socket (11), four on ﹠ off switches (9); It is used to show that the liquid crystal display (8) of the gas concentration of surveying is welded on the front of little circuit board (10), socket (11) is welded on the reverse side of little circuit board (10), contact pin (18) on this socket (11) and the large circuit board (16) inserts, and large and small circuit board interconnected, four on ﹠ off switches (9) be installed in liquid crystal display (8) on the little circuit board (10) under, transparent panel (2) is aimed in liquid crystal display (8), and the mounting hole (12) that passes on the little circuit board (10) with screw is connected and fixed display process part (4) with upper casing (1) installed inside hole (26);
The test section includes sensor (13), light crossing-signal (14), acoustic alarm device (17), contact pin (18), power-supply battery (15), large circuit board (16), cradle (20); This sensor (13) is welded on the big circuit (16), contact pin (18) is welded on the large circuit board (16), provide the voice guard (17) of alarm sound to be welded on the large circuit board (16), the light crossing-signal (14) that provides optical flare to report to the police is welded on large circuit board (16) relevant position, the battery (15) of powering for whole instrument is installed in large circuit board (16) front, and this sensor (13) is aimed at translucent cover (3);
Lower casing partly is provided with mounting hole (21), (22) on lower casing (6), this lower casing (6) is connected with test section (5), passes mounting hole (22) with screw, and the mounting hole (19) on the large circuit board (16) is spirally connected fixing with upper casing mounting hole (27);
Hook (7) is connected with lower casing (6), passes mounting hole (21) fixed hook (7) on the lower casing (6) with screw;
The mutual annexation of above-mentioned part is: display process part (4) partly is connected with upper casing (1), with screw display process part (4) is connected and fixed by the inboard mounting hole (26) of mounting hole (12) and upper casing (1), make liquid crystal display (8) see through upper casing (1) transparent panel (2) partly and show, the key hole (24) that four on ﹠ off switches (9) pass upper casing (1) is given prominence to the outside in upper casing (1); Test section (5) and display process part (4) is connected, and the contact pin of this test section (18) after pegging graft mutually with the socket (11) of display process part (4) is connected and fixed display process part (4) and test section (5); Then lower casing (6) and upper casing (1) are fastened mutually, to link up with the pocket for the punch head place that (27) are placed in lower casing (6) back side again, and pass mounting hole (23) on the hook (7), the mounting hole (21) of mounting hole (28) and upper casing (1) of mounting hole (21), test section (5) on the lower casing (6) with screw and integral body is run through be connected and fixed;
Circuit partly; This circuit partly includes power-supply battery, power supply control, sensor (13), signal Processing, four on ﹠ off switches (9), single-chip microcomputer, sound and light alarm, bias light, liquid crystal display (8), debugging interface composition;
Its annexation is: the output terminal of power supply connects power supply control, dividing potential drop and single-chip microcomputer, the output terminal of power supply control connects sensor and signal Processing, single-chip microcomputer P1.5 end connects power supply control ON/OFF, the output of dividing potential drop connects Chip Microcomputer A 4 ends, the output terminal of four sensors connects the input end of four signal Processing respectively, the output terminal of four signal Processing connects the A0 of single-chip microcomputer respectively, A1, A2, the A3 end, four on ﹠ off switches (9) connect the P1.0 of single-chip microcomputer respectively, P1.1, P1.2 and P1.3 end, the P1.4 of single-chip microcomputer is connected sound and light alarm with P1.7, the P1.6 of single-chip microcomputer connects bias light, the S0 of single-chip microcomputer～S25 end connects liquid crystal display (8), the single-chip microcomputer output terminal connects debugging interface, and software solidification is in single-chip microcomputer.
CN 200620022946 2006-04-28 2006-04-28 Multi-parameter gas tester Expired - Fee Related CN2906624Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200620022946 CN2906624Y (en) 2006-04-28 2006-04-28 Multi-parameter gas tester

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Application Number Priority Date Filing Date Title
CN 200620022946 CN2906624Y (en) 2006-04-28 2006-04-28 Multi-parameter gas tester

Publications (1)

Publication Number Publication Date
CN2906624Y true CN2906624Y (en) 2007-05-30

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101975798A (en) * 2010-09-25 2011-02-16 淮南润成科技有限公司 Carbon monoxide tester
CN103196625A (en) * 2013-03-22 2013-07-10 北京长城电子装备有限责任公司 Voice broadcasting type digital pressure gauge
CN104698046A (en) * 2015-02-06 2015-06-10 太仓天衡电子科技有限公司 Intelligent environmental quality detector and working method thereof
CN105137024A (en) * 2014-06-03 2015-12-09 江苏安泰机电科技有限公司 Combustible gas sensor
CN106596862A (en) * 2016-12-22 2017-04-26 安徽乐金环境科技有限公司 Multifunctional formaldehyde testing machine
CN108445165A (en) * 2018-05-29 2018-08-24 德清县德沃工业设备安装有限公司 A kind of Portable multiple-gas survey meter

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101975798A (en) * 2010-09-25 2011-02-16 淮南润成科技有限公司 Carbon monoxide tester
CN103196625A (en) * 2013-03-22 2013-07-10 北京长城电子装备有限责任公司 Voice broadcasting type digital pressure gauge
CN103196625B (en) * 2013-03-22 2015-01-07 北京长城电子装备有限责任公司 Voice broadcasting type digital pressure gauge
CN105137024A (en) * 2014-06-03 2015-12-09 江苏安泰机电科技有限公司 Combustible gas sensor
CN104698046A (en) * 2015-02-06 2015-06-10 太仓天衡电子科技有限公司 Intelligent environmental quality detector and working method thereof
CN106596862A (en) * 2016-12-22 2017-04-26 安徽乐金环境科技有限公司 Multifunctional formaldehyde testing machine
CN108445165A (en) * 2018-05-29 2018-08-24 德清县德沃工业设备安装有限公司 A kind of Portable multiple-gas survey meter

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GR01 Patent grant
C19 Lapse of patent right due to non-payment of the annual fee
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