CN209296666U - A kind of full-automatic limit oxygen index analyzer - Google Patents
A kind of full-automatic limit oxygen index analyzer Download PDFInfo
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- CN209296666U CN209296666U CN201821940186.9U CN201821940186U CN209296666U CN 209296666 U CN209296666 U CN 209296666U CN 201821940186 U CN201821940186 U CN 201821940186U CN 209296666 U CN209296666 U CN 209296666U
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Abstract
The utility model provides a kind of full-automatic limit oxygen index analyzer, including a pedestal, the protecting glass pedestal of chassis left side is set, the protecting glass of protecting glass pedestal upper end is set, gas jets inside protecting glass are set, the top of the gas jets presss from both sides firm banking by style and is fixed with style clamp mechanism, flame projector is provided with above style clamp mechanism, the flame projector is connected by 90 ° of connectors with quarter butt is connect, the connection quarter butt is connected with stock is connect, the connection stock stretches to the analyzer body interior that base right side is arranged in, analyzer body interior is provided with up and down motion device and side-to-side movement device, the up and down motion device setting is in connection stock lower end, the bottom of up and down motion device is side-to-side movement device.
Description
Technical field
The utility model belongs to test equipment technology, and in particular to a kind of full-automatic limit oxygen index analyzer.
Background technique
With the development of science and technology, the progress of textile industry, kind of weaving is increasing, day of the application range from people
Often life expands to the numerous areas such as industry, agricultural, communications and transportation, military affairs, health.At the same time, due to most of textile
Do not have potential fire threat caused by anti-flammability to further increase yet.According to fire cause investigation interpretation of result, not because of textile
Have fire caused by flame retardant property is ignited and spreads and account for 20% of fire incident or more, how to reduce textile combustion danger
Property, the loss of people's lives and properties is reduced, global concern and attention have been caused.In recent years, spinning is carried out in countries in the world one after another
The research of fabric flame-retarded technology, and formulated corresponding Fire-proof Finishing Agents for Textile performance test methods, fire-retardant product standard and application method
Rule etc..China also has conducted extensive research the flame retardant property of textile, has formulated a series of corresponding standards and method.
There is different performance indicator requirements according to the different fire retardant protective clothings of use occasion, current country's fire retardant protective clothing
Standard mainly has GB8965.1-2009 flame-retardant clothing, and GB8965.2-2009 welding takes, GA10-2014 fireman fire extinguishing protective garment,
And LD58 forest flame-retardant matching clothing etc..Be used as in above-mentioned 4 product standards protective garment fabric, material flammability test generally
It is required that tested according to 5454 oxygen index method of GB/T and 5455 normal beam technique of GB/T, and it is such as continuous to distinguish only related flame retardant property
Combustion time, smoldering time, to tear to pieces length, melting, drippage, combustion characteristic etc. variant with graded index.
Limit oxygen index is the important Appreciation gist of inflaming retarding fabric flame retardant property, is vast enterprise and testing agency, scientific research
And a kind of detecting instrument that educational institution is indispensable.There are oxygen concentration adjustings for the conventional limit oxygen index tester that manually adjusts
Process time is longer, consumes sizable oxygen-nitrogen, and concentration adjusts, sample ignition procedures unevenness big by interference from human factor
Even, oxygen index (OI) test process usually requires 15 pieces of samples, and such whole experiment process can be very very long, and strong influence tests work
The efficiency of work.In this case, the instrument of a Automatic Control is more able to satisfy the demand that client uses instrument.
Utility model content
In view of this, the main purpose of the utility model is to provide a kind of full-automatic limit oxygen index analyzers.
The technical solution adopted in the utility model is:
A kind of full-automatic limit oxygen index analyzer, including a pedestal, are arranged in the protecting glass pedestal of chassis left side,
The protecting glass of protecting glass pedestal upper end is set, the gas jets inside protecting glass are set, the gas jets
Top presss from both sides firm banking by style and is fixed with style clamp mechanism, and flame projector, the spray are provided with above style clamp mechanism
Firearm is connected with quarter butt connection, the connection quarter butt is connect with stock is connect by 90 ° of connectors, and the connection stock, which stretches to, to be set
The analyzer body interior in base right side is set, analyzer body interior is provided with up and down motion device and side-to-side movement dress
It sets, the up and down motion device setting is side-to-side movement device in connection stock lower end, the bottom of up and down motion device.
Further, the side-to-side movement device includes the first direct current without bar motor and first support, the connection length
Bar is fixed on the first direct current without bar motor upper end, and the first direct current is fixed in first support without bar motor, the first support
Bottom is provided with side-to-side movement device.
Further, the side-to-side movement device includes the second direct current without bar motor, linear slide rail, column and second
Linear slide rail described in frame is fixed on column, and the second direct current is fixed on the secondary support bracket without bar motor, and first support is fixed online
On property sliding rail.
Further, flame height measuring mechanism is provided at the flame projector, the flame height measuring mechanism wave is wealthy
Including flame projector rotating device, flame regulating valve and surveyors' staff, the flame projector rotating device includes flame projector, propane flammable gas
Pipe, 90 degree of connectors, trapezoidal locating slot, compressed spring and connection quarter butt, the fixed flame projector in one end of propane tracheae, the other end are solid
It is scheduled on 90 degree of connectors, compressed spring is embedded in inside 90 degree of connectors, makes the fixed consolidation of trapezoidal locating slot, connection quarter butt is used for will
90 degree of connectors are fixed on connection stock, and the outside of analyzer ontology is arranged in the surveyors' staff, and are located at connection stock
Surface.
Further, the flame regulating valve is arranged on analyzer ontology.
Further, the style clamp mechanism includes that specimen holder, specimen holder firm banking and fiber prepare tool, the examination
Sample, which folds up, to be placed on specimen holder firm banking.
Further, the specimen holder firm banking has 2mm depth locating groove, guarantees that specimen holder position is fixed.
Further, electric control box is provided on a side of the analyzer ontology, on the electric control box
It is provided with upper cover.
Further, oxygen quality flow controller and nitrogen are provided on the upper cover of the analyzer ontology or side wall
Gas mass flow controller.
Further, oxygen concentration instruction is additionally provided on the analyzer ontology front console.
The utility model has the beneficial effects that
The full-automatic limit oxygen index analyzer of the textile of the utility model is designed for GB/T5454.1997 standard,
The limit oxygen index value of textile can be accurately detected out.The test device of the design is able to achieve automatic operation and test, makes
With conveniently, as a result accurately, the flame retardant property detection of a variety of textiles can be suitably used for.
Detailed description of the invention
The above is only the utility model patent plan explanation, in order to become apparent from the technology hand for illustrating the utility model
Section, elaborates to the utility model below in conjunction with attached drawing and specific embodiment.
Fig. 1 is the structural front view of the full-automatic limit oxygen index analyzer of the utility model；
Fig. 2 is the structure top view of the full-automatic limit oxygen index analyzer of the utility model；
Fig. 3 is the structural schematic diagram of the utility model flame projector rotating device；
Fig. 4 is the structural front view of the utility model sample holder.
In figure, 1. pedestals, 2. gas jets, 3. protecting glass pedestals, 4. specimen holders, 5. flame projectors, 6. protecting glasses,
7. propane tracheae, 8.90 degree of connectors, 9. compressed springs, 10. connection quarter butts, 11. connection stocks, 12. surveyors' staffs, 13. direct currents
No bar motor, 14. flame regulating valves, the instruction of 15. oxygen concentrations, 16. electric control boxes, 17. upper covers, 18. direct currents without bar motor,
19. bracket 1,20. linear slide rails, 21. columns, 22. brackets 2,23. oxygen quality flow controllers, 24. nitrogen mass flow controls
Device processed, 25. trapezoidal locating slots, 27. specimen holder firm bankings.
Specific embodiment
The utility model is described in detail below in conjunction with attached drawing and specific embodiment, in the signal of this utility model
Property embodiment and explanation be used to explain the utility model, but be not intended to limit the scope of the present invention.
Referring to figs. 1 to Fig. 4, the utility model provides a kind of full-automatic limit oxygen index analyzer, is used for inflaming retarding fabric
Limit oxygen index value, investigate the flame retardant property of fabric.As shown in Figure 1, 2, which includes pedestal 1 and upper cover 17, is provided with
Oxygen concentration regulating system lights sample system, flame height measuring system, oxygen-nitrogen hybrid system and sample holder system automatically
System.Relationship between each system are as follows: oxygen concentration regulating system controls oxygen quality flow controller 23 and nitrogen mass flow
Device 24 is controlled, and is adjusted oxygen and nitrogen flow, is lighted sample system automatically to up and down motion device and side-to-side movement device
It is controlled, realizes that sample upper edge is uniformly lighted, flame height measuring system measures 5 flame height of flame projector, oxygen
Gas nitrogen hybrid system is sufficiently mixed oxygen and nitrogen, and sample holder system carries out preparation and and clamping to sample.
Oxygen concentration regulating system, the automatic adjustment for oxygen concentration.As shown in Figure 1, 2, including PLC controller, oxygen matter
Flow controller 23, nitrogen mass flow controllers 24 and oxygen concentration instruction 15 are measured, oxygen concentration regulating system receives adjusting letter
Number, adjustment signal is exported according to required oxygen flow and nitrogen flow and gives oxygen quality flow control by PLC logic controller
Device 23 and nitrogen mass flow controllers 24, and adjusting feedback signal is inputted, until reaching requisite oxygen concentration value, oxygen concentration is adjusted
System adjusting finishes.
Automatically sample system is lighted, for uniformly lighting for sample upper edge.As shown in Figure 1, including PLC logic control
Device, up and down motion device and side-to-side movement device light sample system automatically and receive beginning igniting signal, PLC logic control
Device exports downlink action signal and gives up and down motion device, moves to lower end when PLC logic controller receives up and down motion device
When signal, then output action signal gives side-to-side movement device, and side-to-side movement device is according to motor program in left limit and right limit
Between move back and forth, uniformly light sample upper edge, light Sample devices automatically and receive end igniting signal, PLC logic control
Device processed exports uplink action signal and gives up and down motion device, and exports stopping action signal and give side-to-side movement device, when PLC logic
When controller receives up and down motion device and moves to end signal, the work of sample system finishing is lighted automatically.Move up and down dress
Set by the first direct current without bar motor 13, connection stock 11 and first support 22 form, connection stock 11 be fixed on the first direct current without
13 upper end of bar motor, the first direct current are fixed in first support 22 without bar motor 13, and side-to-side movement device is by direct current without bar motor
18, linear slide rail 20, column 21 and second support 19 form, and linear slide rail 20 is fixed on column 21, and the second direct current is without bar electricity
Machine 18 is fixed in second support 19, and first support 22 is fixed on linear slide rail 20.
Flame height measuring system, for measuring 5 flame height of flame projector.As shown in Figure 1, including flame projector rotating dress
It sets, flame regulating valve 14 and surveyors' staff 12.Flame projector rotating device rotation 180 degree is manually adjusted, by 5 mouthfuls of vertical courts of flame projector
On, then flame regulating valve 14 is adjusted, it is 20~30mm that matching measurement scale 12, which observes flame height, completes flame height adjustment.
Flame projector rotating device is by flame projector 5,7,90 degree of connectors 8 of propane tracheae, trapezoidal locating slot 25, compressed spring 9 and connection quarter butt
10 compositions, the fixed flame projector 5 in one end of propane tracheae 7, the other end are fixed on 90 degree of connectors 8, and compressed spring 9 is embedded in 90 degree
Inside connector 8, make the fixed consolidation of trapezoidal locating slot 25, connection quarter butt 10 is used to for 90 degree of connectors 8 to be fixed on connection stock 11.
Oxygen-nitrogen hybrid system, for being sufficiently mixed for oxygen and nitrogen.As shown in Figure 1, including bead, glass guarantor
Shield pedestal 3 and protecting glass 6.Bead diameter is 4mm, and bead is placed in protecting glass pedestal 3, is highly
90mm, oxygen and nitrogen are entered in protecting glass pedestal 3 by gas jets 3, make oxygen and nitrogen by the effect of bead
It is sufficiently mixed, protecting glass 6 is placed on protecting glass pedestal 3, for the mixed gas around water conservancy diversion sample, is protected simultaneously
Protect user of service's safety.
Sample holder system, preparation and clamping for sample.As shown in Figure 1,3, including specimen holder 4, specimen holder are fixed
Pedestal 27.Sample is fixed on specimen holder 4, specimen holder 4 is placed on specimen holder firm banking 27, specimen holder firm banking 27
There is 2mm depth locating groove, guarantees that 4 position of specimen holder is fixed.
Data acquisition logging system, the acquisition and recording for data.Including electric control box, electric control box passes through
RS485 communications protocol and PLC logic controller communicate, and realize the automation control of instrument, while recording after flame time and glowing
Time.
The working principle of the full-automatic limit oxygen index analyzer of the utility model are as follows: firstly, textile fabric sample is installed
On specimen holder 4, specimen holder 4 is placed on specimen holder firm banking 27, is fixed in locating groove, and protecting glass 6 is placed
In on protecting glass pedestal 3.Then, flame projector rotating device is rotated into 180 degree, adjusted to 5 mouthfuls of flame projector straight up, point
Combustion flame projector 5 simultaneously manually adjusts flame regulating valve 14, and it is 20~30mm that matching measurement scale 12, which observes flame height, completes flame
After height adjusts, flame projector rotating device is rotated into 180 degree, is adjusted to 5 mouthfuls of flame projector straight down.Secondly, in operating software
The oxygen concentration value that upper setting needs, oxygen concentration regulating system start oxygen concentration regulating system after receiving adjustment signal, and PLC is patrolled
Controller is collected according to required oxygen flow and nitrogen flow, adjustment signal is exported to oxygen quality flow controller 23 and nitrogen
Gas mass flow controller 24, and adjusting feedback signal is inputted, until reaching requisite oxygen concentration value, oxygen concentration indicates 15 lamp points
Bright, the adjusting of oxygen concentration regulating system finishes, and oxygen and nitrogen enter oxygen-nitrogen hybrid system, are sufficiently mixed oxygen and nitrogen
And it waits 30 seconds.Again, beginning testing button is clicked, sample system is lighted automatically and receives beginning igniting signal, PLC logic control
Device processed exports downlink action signal and gives up and down motion device, moves to down when PLC logic controller receives up and down motion device
When end signal, then output action signal gives side-to-side movement device, and side-to-side movement device is according to motor program in left limit and right limit
It is moved back and forth between position, after uniformly lighting sample upper edge, clicks end testing button, light Sample devices automatically and receive knot
Beam igniting signal, PLC logic controller export uplink action signal and give up and down motion device, and export and stop action signal to a left side
Right telecontrol equipment lights sample system when PLC logic controller, which receives up and down motion device, moves to upper end signal automatically
Power cut-off.Finally, data acquisition logging system record after flame time and smoldering time.
The thermal protective performance test device of the utility model can accurately detect out the limit oxygen index of textile, compensate for
Manually adjust limit oxygen index tester there are the problem of.The test equipment of the design is able to achieve automatic operation and test, makes
With conveniently, as a result accurately, the limit oxygen index detection of a variety of textiles can be suitably used for.
Technical solution disclosed in the utility model embodiment is described in detail above, it is used herein specifically
Embodiment is expounded the principle and embodiment of the utility model embodiment, and the explanation of above embodiments is only applicable to
Help understands the principle of the utility model embodiment；At the same time, for those skilled in the art, it is real according to the utility model
Example is applied, there will be changes in terms of specific embodiments and scope of application, in conclusion the content of the present specification should not be understood
For limitations of the present invention.
Claims (10)
1. a kind of full-automatic limit oxygen index analyzer, which is characterized in that including a pedestal, the glass that chassis left side is arranged in is protected
The protecting glass of protecting glass pedestal upper end is arranged in shield pedestal, and the gas jets inside protecting glass are arranged in, should
The top of gas jets presss from both sides firm banking by style and is fixed with style clamp mechanism, is provided with flame above style clamp mechanism
Device, the flame projector are grown with quarter butt connection, the connection quarter butt is connect with stock connection, the connection is connect by 90 ° of connectors
Bar stretches to the analyzer body interior that base right side is arranged in, and analyzer body interior is provided with up and down motion device and a left side
Right telecontrol equipment, the up and down motion device setting are side-to-side movement dress in connection stock lower end, the bottom of up and down motion device
It sets.
2. full-automatic limit oxygen index analyzer according to claim 1, which is characterized in that the side-to-side movement device packet
The first direct current is included without bar motor and first support, it is straight without bar motor upper end, first that the connection stock is fixed on the first direct current
Stream is fixed in first support without bar motor, and the bottom of the first support is provided with side-to-side movement device.
3. full-automatic limit oxygen index analyzer according to claim 1 or 2, which is characterized in that the side-to-side movement dress
It sets and is fixed on column including the second direct current without linear slide rail described in bar motor, linear slide rail, column and second support, second
Direct current is fixed on the secondary support bracket without bar motor, and first support is fixed on the linear slide rail.
4. full-automatic limit oxygen index analyzer according to claim 1, which is characterized in that be provided at the flame projector
Flame height measuring mechanism, the wealthy flame height measuring mechanism wave includes flame projector rotating device, flame regulating valve and measurement
Scale, the flame projector rotating device include flame projector, propane tracheae, 90 degree of connectors, trapezoidal locating slot, compressed spring and company
Quarter butt, the fixed flame projector in one end of propane tracheae are connect, the other end is fixed on 90 degree of connectors, and compressed spring is embedded in 90 degree of connectors
Inside, makes the fixed consolidation of trapezoidal locating slot, and connection quarter butt is used to for 90 degree of connectors to be fixed on connection stock, the surveyors' staff
The outside of analyzer ontology is set, and is located at the surface of connection stock.
5. full-automatic limit oxygen index analyzer according to claim 4, which is characterized in that the flame regulating valve setting
On analyzer ontology.
6. full-automatic limit oxygen index analyzer according to claim 1, which is characterized in that the style clamp mechanism includes
Specimen holder, specimen holder firm banking and fiber prepare tool, and the specimen holder is placed on specimen holder firm banking.
7. full-automatic limit oxygen index analyzer according to claim 6, which is characterized in that the specimen holder firm banking
There is 2mm depth locating groove, guarantees that specimen holder position is fixed.
8. full-automatic limit oxygen index analyzer according to claim 1, which is characterized in that the one of the analyzer ontology
It is provided with electric control box on a side, is provided with upper cover on the electric control box.
9. full-automatic limit oxygen index analyzer according to claim 1, which is characterized in that the analyzer ontology it is upper
Oxygen quality flow controller and nitrogen mass flow controllers are provided on lid or side wall.
10. full-automatic limit oxygen index analyzer according to claim 1, which is characterized in that before the analyzer ontology
Oxygen concentration instruction is additionally provided on end plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821940186.9U CN209296666U (en) | 2018-11-23 | 2018-11-23 | A kind of full-automatic limit oxygen index analyzer |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821940186.9U CN209296666U (en) | 2018-11-23 | 2018-11-23 | A kind of full-automatic limit oxygen index analyzer |
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| CN209296666U true CN209296666U (en) | 2019-08-23 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111500410A (en) * | 2020-04-26 | 2020-08-07 | 杭州博日科技有限公司 | PCR mobile device and PCR appearance |
-
2018
- 2018-11-23 CN CN201821940186.9U patent/CN209296666U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111500410A (en) * | 2020-04-26 | 2020-08-07 | 杭州博日科技有限公司 | PCR mobile device and PCR appearance |
| CN111500410B (en) * | 2020-04-26 | 2024-02-27 | 杭州博日科技股份有限公司 | PCR mobile device and PCR appearance |
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