CN101986132B - Portable air permeation volume gauge - Google Patents
Portable air permeation volume gauge Download PDFInfo
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- CN101986132B CN101986132B CN 201010516792 CN201010516792A CN101986132B CN 101986132 B CN101986132 B CN 101986132B CN 201010516792 CN201010516792 CN 201010516792 CN 201010516792 A CN201010516792 A CN 201010516792A CN 101986132 B CN101986132 B CN 101986132B
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- air
- airflow
- airflow cavity
- cpu
- flow chamber
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Abstract
The invention relates to a portable air permeation volume gauge, comprising an airflow cavity which is divided into an upper airflow cavity and a lower airflow cavity, an airflow pore plate arranged in the middle of the airflow cavity, a vacuum suction fan arranged at the upper end of the airflow cavity, a measuring plane arranged at the lower end of the airflow cavity, and a control center CPU,. The airflow pore plate is inserted, located, clamped and sealed between the upper airflow cavity and the lower airflow cavity, and a portable measuring device is composed of the control center CPU and a float roller long wheel device which is arranged at the right middle part of the external of the airflow cavity. An airflow pore plate device capable of clamping and loosening quickly is formed by the connection of a star handle and a high lead screw fast clamping shaft as well as two linked gear pressure levers which are arranged at the front and rear of the airflow cavity. A permeation volume measuring device for measuring the textile is formed by the connection of the control center CPU and the upper airflow cavity as well as the lower airflow cavity. The portable air permeation volume gauge has the characteristic of high measuring accuracy, can be used for direct measurement in the production field or on the production line, is convenient for the measurement of the permeation volume, and the like.
Description
Technical field
The invention belongs to the measuring instrument technical field, the especially a kind of Portable air permeation volume gauge that can carry.
Background technology
Air-permeability tester in the market generally all is desk-top air-permeability tester, its volume is comparatively huge, heavy, can not carry, can not be on production line the direct shortcoming such as real-time testing.
Summary of the invention
The object of the invention is to overcome the deficiency of above-mentioned existence, and provide a kind of small volume, measuring accuracy high, for the production of direct real-time testing on scene or the production line, the convenient Portable air permeation volume gauge that detects in real time the characteristics such as Air permenbility.
The objective of the invention is to finish by following technical solution, it comprises and is divided into upper and lower air flow chamber, be located at the middle air-flow orifice plate of air flow chamber, be located at the vacuum suction fan of air flow chamber upper end, be located at the test plane of air flow chamber lower end, and the CPU of control center, described air-flow orifice plate inserts, locates, clamps, is sealed between the upper and lower air flow chamber, by the CPU of control center and the floating type rolling length metering wheel installation composition mobile test device that is located at the outer right position of air flow chamber; Be connected with large helical pitch spiral quick clip mandrel by star grip knob, the gear depression bar of two groups of interlocks of the outside front and back position of air flow chamber forms Quick-clamped, unclamps the airflow hole panel assembly; Be connected with the upper and lower pressure transducer that upper and lower air flow chamber is connected respectively by the CPU of control center, form the ventilative measurement mechanism of measuring fabric.
As preferably, described air-flow orifice plate is by a certain thickness corrosion resistant plate structure, and its front end is provided with guiding and inserts chamfering, and front middle part is provided with an airflow hole, and rear middle part is provided with a pilot hole, and the rear portion is provided with airflow hole size mark sheet; Different according to Air permenbility, the airflow hole aperture of air-flow orifice plate is different.
As preferably, described floating type rolling length metering wheel device is positioned at the outer right position of air flow chamber, is made of scrambler, floating type rolling length metering wheel, scrambler seat, the seat that is fixedly hinged, moveable hinge joint chair, spring divider, spring; This floating type rolling length metering wheel is located at middle part, instrument baseplane.
As preferably, described pressure transducer is comprised of the downstream cavity pressure sensor that is located at floating type rolling length metering wheel front and the overdraught cavity pressure sensor that is located at floating type rolling length metering wheel back respectively, and is connected with downstream chamber, overdraught chamber respectively.
As preferably, described Quick-clamped, unclamp the airflow hole panel assembly by star grip knob, large helical pitch spiral quick clip mandrel, back-moving spring, fixed symmetrical key seat, linked clamping plate, with the gear upperpush rod that is located at forward and backward two ends of upper and lower air flow chamber, gear down-pressed pole, the compacting ring of air-flow orifice plate upper and lower parts, pad consists of.
As preferably, the described CPU of control center comprises the CPU control desk that is located on the wiring board, the touch that is connected with CPU input LCDs.
As preferably, the Air permenbility device of described measurement fabric to survey ventilative scope be 1～5000mm/s; Measuring accuracy is less than or equal to ± 3%; It is 50～300Pa that pressure reduction is set.
The present invention has following characteristics: 1, employing is strong and powerful, and the vacuum suction fan of low noise was inhaled a test plane that the circular open of fixed-area is arranged to air.During test, instrument is positioned on the measured object on production scene or the production line, measured object will be subject to some tension, the smooth measured object that covers in instrument test plane is pressed red start button, the entry into service of vacuum suction fan, after several seconds, default pressure reaches stable, and then mobile instrument can demonstrate Air permenbility with numeral with the unit that chooses at once.In the operation process, again press red start button, test process interrupts, and the vacuum suction fan shuts down.
2, test pressure is according to corresponding testing standard, by the interface is set test pressure is preset, and is automatically controlled and is kept by instrument, and data acquisition is adopted and approached one by one mensuration, and in high pressure and low pressure, the pressure of measurement also is extremely accurate.
3, high stable, high-precision pressure transducer make test result that good precision and repeatability be arranged.
Description of drawings
Fig. 1 is that master of the present invention looks cross-sectional view.
Fig. 2 is the fragmentary top TV structure schematic diagram behind the outer body component of removing of the present invention.
Fig. 3 is E-E structural representation among Fig. 1 of the present invention.
Fig. 4 is F-F structural representation among Fig. 1 of the present invention.
Fig. 5 is air-flow orifice plate master TV structure schematic diagram of the present invention.
Fig. 6 is air-flow orifice plate side structure schematic diagram of the present invention.
Fig. 7 is ectosome structural representation of the present invention.
Fig. 8 is ectosome of the present invention rear portion and polycrystalline substance schematic diagram.
Fig. 9 is door open mode structural representation of the present invention.
Figure 10 is door open mode inner structure schematic diagram of the present invention.
Figure 11 is system chart of the present invention.
Label in the accompanying drawing is respectively: 11, the air-flow orifice plate, 12, guiding is inserted chamfering, 13, airflow hole, 14, pilot hole, 15, airflow hole size mark sheet, 21, scrambler, 22, the floating type rolling length metering wheel, 23, the scrambler seat, 24, seat is fixedly hinged, 25, the moveable hinge joint chair, 26, the spring divider, 27, spring, 31, downstream cavity pressure sensor, 32, overdraught cavity pressure sensor, 33, the downstream chamber, 34, the overdraught chamber, 41, star grip knob, 42, large helical pitch spiral quick clip mandrel, 43, back-moving spring, 44, the fixed symmetrical key seat, 45, linked clamping plate, 46, the gear upperpush rod, 47, compacting ring, 48, the gear down-pressed pole, 49, pad, 51, the CPU control desk, 52, touch the input LCDs, 61, door, 62, door presses off handle, 63, gate stop, 64, the 12V-10AH lithium battery, 65, battery mounting, 66, the internal USB socket, 67, front handlebar, 68, right handle, 69, total power switch, 70, air outlet, 71, external USB socket, 72,5.5mm charging socket, 73, charging contact, 74, piece together cap, 75, screen pack, 76, the test plane, 77, the point testing button, 78, start button, 81, the vacuum suction fan.
Embodiment
Below in conjunction with accompanying drawing the present invention is done detailed introduction:
As shown in drawings, the present invention includes and be divided into upper and lower air flow chamber, be located at the middle air-flow orifice plate 11 of air flow chamber, be located at the vacuum suction fan 81 of air flow chamber upper end, be located at the test plane 76 of air flow chamber lower end, and the CPU of control center, described air-flow orifice plate 11 inserts, locates, clamps, is sealed between the upper and lower air flow chamber, by the CPU of control center and the floating type rolling length metering wheel installation composition mobile test device that is located at the outer right position of air flow chamber; Be connected with large helical pitch spiral quick clip mandrel 42 by star grip knob 41, the gear depression bar of two groups of interlocks of the outside front and back position of air flow chamber forms Quick-clamped, unclamps the airflow hole panel assembly; Be connected with the upper and lower pressure transducer that upper and lower air flow chamber is connected respectively by the CPU of control center, form the ventilative measurement mechanism of measuring fabric.
Shown in accompanying drawing 5,6, described air-flow orifice plate 11 is by a certain thickness corrosion resistant plate structure, and its front end is provided with guiding and inserts chamfering 12, and front middle part is provided with an airflow hole 13, and rear middle part is provided with a pilot hole 14, and the rear portion is provided with airflow hole size mark sheet 15; Different according to Air permenbility, the airflow hole aperture of air-flow orifice plate is different.
Described floating type rolling length metering wheel device is positioned at the outer right position of air flow chamber, is made of scrambler 21, floating type rolling length metering wheel 22, scrambler seat 23, the seat 24 that is fixedly hinged, moveable hinge joint chair 25, spring divider 26, spring 27; This floating type rolling length metering wheel 22 is located at middle part, instrument baseplane.
Described pressure transducer is comprised of the downstream cavity pressure sensor 31 that is located at floating type rolling length metering wheel 22 fronts and the overdraught cavity pressure sensor 32 that is located at floating type rolling length metering wheel 22 back respectively, and is connected with downstream chamber 33, overdraught chamber 34 respectively.
Described Quick-clamped, unclamp the airflow hole panel assembly by star grip knob 41, large helical pitch spiral quick clip mandrel 42, back-moving spring 43, fixed symmetrical key seat 44, linked clamping plate 45, with the gear upperpush rod 46 that is located at forward and backward two ends of upper and lower air flow chamber, gear down-pressed pole 48, the compacting ring 47 of air-flow orifice plate upper and lower parts, pad 49 consist of.
The described CPU of control center comprises the CPU control desk 51 that is located on the wiring board, the touch that is connected with CPU input LCDs 52.
The Air permenbility device of described measurement fabric to survey ventilative scope be 1～5000mm/s; Measuring accuracy is less than or equal to ± 3%; It is 50～300Pa that pressure reduction is set.
External structure of the present invention is: shown in accompanying drawing 7,8,9,10, the low order end of this instrument is provided with one 61, be provided with one at this door-plate and press off handle 62, press off the corresponding position of handle 62 with this, in instrument, be provided with one and be used for fastening the gate stop 63 that door presses off handle 62; The right-hand member inboard of this instrument is provided with a 12V-10AH lithium battery 64, and is fixed with battery mounting 65; Be provided with an internal USB socket 66 in the upper end of this 12V-10AH lithium battery 64 and the position of gate stop 63 lower ends; The high order end of this instrument is provided with a front handlebar 67 that is used for portable this instrument, and the low order end that is provided with a right handle 68 and right handle 68 in the relative side of front handlebar 67 is provided with a total power switch 69; The rear portion of this instrument is provided with air outlet 70, external USB socket 71, a 5.5mm charging socket 72 for 81 air-out of vacuum suction fan; The test plane 76 that the bottom of this instrument is provided with two charging contacts 73, floating type rolling length metering wheel 22 and is comprised of assembly cap 74 and screen pack 75; The right side of described touch input LCDs 52 is respectively equipped with a testing button 77 and start button 78.
The present invention shows by touching the input LCDs take C8051F064 as core, reads touch data, reads the virtual push button on the liquid crystal; Read downstream cavity pressure sensor 31 and overdraught cavity pressure sensor 32 by C8051F064 inner high speed A/D, by motor control module control motor speed, computing draws the flow by the air of fabric; The E2PROM storage arranges data; Test result directly shows or is transferred to computer by USB interface, prints by printer.
The present invention can be used for measuring various fabrics, comprises woven fabric, the gas penetration potential of knitted fabric, nonwoven fabrics; Also can be used for measuring the non-woven fabric gas penetration potential such as air filter core paper, cement bag paper, non-woven, coated fabric, industrial filter paper of paper industry.Measured object can be static, also can be mobile, mainly for the production of directly test on scene or the production line, and the convenient Air permenbility that detects in real time.
Claims (4)
1. Portable air permeation volume gauge, it comprises and is divided into upper and lower air flow chamber, be located at the middle air-flow orifice plate of air flow chamber, be located at the vacuum suction fan of air flow chamber upper end, be located at the test plane of air flow chamber lower end, and the CPU of control center, it is characterized in that: described air-flow orifice plate (11) inserts, locates, clamps, is sealed between the upper and lower air flow chamber, by the CPU of control center and the floating type rolling length metering wheel installation composition mobile test device that is located at the outer right position of air flow chamber; Be connected with large helical pitch spiral quick clip mandrel (42) by star grip knob (41), the gear depression bar of two groups of interlocks of the outside front and back position of air flow chamber forms Quick-clamped, unclamps the airflow hole panel assembly; Be connected with the upper and lower pressure transducer that upper and lower air flow chamber is connected respectively by the CPU of control center, form the ventilative measurement mechanism of measuring fabric.
2. Portable air permeation volume gauge according to claim 1, it is characterized in that: described air-flow orifice plate (11) is by a certain thickness corrosion resistant plate structure, its front end is provided with guiding and inserts chamfering (12), front middle part is provided with an airflow hole (13), rear middle part is provided with a pilot hole (14), and the rear portion is provided with airflow hole size mark sheet (15); Different according to Air permenbility, the airflow hole aperture of air-flow orifice plate is different.
3. Portable air permeation volume gauge according to claim 1, it is characterized in that: described lower pressure sensor is for being located at the downstream cavity pressure sensor (31) of floating type rolling length metering wheel (22) front, described upward pressure sensor forms for the overdraught cavity pressure sensor (32) that is located at floating type rolling length metering wheel (22) back, and is connected with downstream chamber (33), overdraught chamber (34) respectively.
4. Portable air permeation volume gauge according to claim 1 is characterized in that: the described CPU of control center comprises the CPU control desk (51) that is located on the wiring board, the touch that is connected with CPU input LCDs (52).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010516792 CN101986132B (en) | 2010-10-20 | 2010-10-20 | Portable air permeation volume gauge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010516792 CN101986132B (en) | 2010-10-20 | 2010-10-20 | Portable air permeation volume gauge |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101986132A CN101986132A (en) | 2011-03-16 |
| CN101986132B true CN101986132B (en) | 2013-04-24 |
Family
ID=43710497
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010516792 Expired - Fee Related CN101986132B (en) | 2010-10-20 | 2010-10-20 | Portable air permeation volume gauge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101986132B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116930039B (en) * | 2023-08-29 | 2023-11-28 | 江苏新芳科技集团股份有限公司 | Fabric ventilation detection device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4366703A (en) * | 1981-01-19 | 1983-01-04 | General Electric Company | Method and apparatus for determining permeability and thickness of refractory coatings on foundry molds and cores |
| CN101059415A (en) * | 2007-05-31 | 2007-10-24 | 宁波纺织仪器厂 | Fabric air-permeability tester |
| CN201072373Y (en) * | 2007-08-28 | 2008-06-11 | 汉能科技有限公司 | Simple air permeability tester |
| CN202066772U (en) * | 2011-07-01 | 2011-12-07 | 宁波纺织仪器厂 | Portable air permeability instrument |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7805982B2 (en) * | 2007-03-06 | 2010-10-05 | Saudi Arabian Oil Company | Portable core flood apparatus for conducting on-site permeability measurements |
-
2010
- 2010-10-20 CN CN 201010516792 patent/CN101986132B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4366703A (en) * | 1981-01-19 | 1983-01-04 | General Electric Company | Method and apparatus for determining permeability and thickness of refractory coatings on foundry molds and cores |
| CN101059415A (en) * | 2007-05-31 | 2007-10-24 | 宁波纺织仪器厂 | Fabric air-permeability tester |
| CN201072373Y (en) * | 2007-08-28 | 2008-06-11 | 汉能科技有限公司 | Simple air permeability tester |
| CN202066772U (en) * | 2011-07-01 | 2011-12-07 | 宁波纺织仪器厂 | Portable air permeability instrument |
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| Publication number | Publication date |
|---|---|
| CN101986132A (en) | 2011-03-16 |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20110316 Assignee: CNTAC test (Quanzhou) Technology Service Co. Ltd. Assignor: Ningbo Textile Instrument Factory Contract record no.: 2014350000026 Denomination of invention: Portable air permeation volume gauge Granted publication date: 20130424 License type: Exclusive License Record date: 20140327 |
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| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| 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: 20130424 Termination date: 20201020 |