CN105806536A - Device and method for detecting removal force of gasket - Google Patents
Device and method for detecting removal force of gasket Download PDFInfo
- Publication number
- CN105806536A CN105806536A CN201610389974.2A CN201610389974A CN105806536A CN 105806536 A CN105806536 A CN 105806536A CN 201610389974 A CN201610389974 A CN 201610389974A CN 105806536 A CN105806536 A CN 105806536A
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- China
- Prior art keywords
- pad
- inner cap
- detecting
- enclosing cover
- sensor
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
- G01L5/0028—Force sensors associated with force applying means
- G01L5/0033—Force sensors associated with force applying means applying a pulling force
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- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The invention discloses a device and method for detecting removal force of a gasket. The device for detecting removal force of the gasket comprises a clamp (1) for fixing a sample to be detected (2), a tension meter (4) positioned above the clamp (1), a sensor (3) which is arranged at the bottom of the sensor (3) and used for measuring values of force applied by the tension meter (4), and a puncture outfit (5) positioned between the sensor (3) and the clamp (1), wherein one end of the puncture outfit (5) is installed on the sensor (3). According to the device and method for detecting removal force of the gasket with the above structure, removal force that the gasket bears can be detected conveniently, and removal force that the gasket bears can be judged according to the reason why gasket depression is caused and the minimum removal force determined by clinical research so that the gaskets that is put in service can meet requirements of use without causing depression.
Description
Technical field
The present invention relates to transfusion medicine packing field, especially relate to a kind of device for detecting pad breakaway force and detection method thereof.
Background technology
Along with the development of novel infusion solutions packaging material, packaging material quality and technology it is also proposed higher requirement, existing country Medical Packing Materials standard has been insufficient for the quality requirement of clinic.Quality standard and the detection project of composite cover and pad need perfect further, supplement the assessment to product quality, reduce the risk of customer complaint, the key of enterprise core competitiveness.
Composite cover is the requisite accessory of infusion solutions product, generally occurs that pad caves in problem, has become as professional problem in Clinical practice.Although it is the random low probability event occurred that pad caves in, but affects very big clinically.If adding medicine, the medicine that especially some prices are significantly high, occur caving in when transfusion, whole medicines cannot use.And under the environment of industry competition so fierceness, the quality often receiving client is complained, and the pressure of infusion solutions manufacturing enterprise is very big.Each big Medical Packing Materials manufacturer, tries one's very best, carries out various improvement.Helpless, after implementing every Improving Measurements, but how do not know effect so that issue handling is got up very thorny, it is difficult to suit the remedy to the case, it is impossible to solve basic reasons, it does not have an evaluation criterion or method assess the effect of improvement.
Summary of the invention
The technical problem to be solved is to provide a kind of device for detecting pad breakaway force and detection method thereof for problems of the prior art, its objective is by detecting device, pad breakaway force to be detected, objectively respond the size of pad holding capacity, fundamentally solve the problem that pad caves in.
The technical scheme is that this kind includes the fixture for fixing detected sample for the device detecting pad breakaway force, described detecting device also includes the tensiometer being positioned at above fixture, the bottom being positioned at tensiometer is provided with the sensor measuring tensiometer applying force, described detecting device also includes the perforator between sensor and fixture, and one end of perforator is installed on a sensor.
Described sample includes inner cap and enclosing cover, and enclosing cover covers in being sleeved on, and enclosing cover and inner cap form the cavity holding pad；The inner cap that described sample covers in also including being arranged on punctures layer, and inner cap punctures layer and is shaped as U-shaped structure with inner cap Formation cross-section.
Described inner cap and pad contacts position are provided with the boss for setting-up piece.
Described enclosing cover and pad contacts position are provided with the protuberance for setting-up piece.
Described perforator includes puncturing lever and the connecting portion being connected with sensor, and described puncturing lever and connecting portion connect by positioning shoulder；Described puncturing lever includes puncturing end face and puncturing lever external peripheral surface.
The described centrage of sample Intermediate gasket overlaps with the centrage of puncturing lever.
Described puncture end face is plane, and edge is provided with the fillet that radius is 0.5mm；The surface roughness of described puncturing lever external peripheral surface is Ra0.4.
A kind of utilizing the above-mentioned device for detecting pad breakaway force to carry out the method detected, described detection method includes:
1) sample is processed: first that pad, enclosing cover, inner cap is manual separately, the inner cap of inner cap is punctured face and removes, then by pad, enclosing cover, inner cap according to former according to position grouping；
2) by through step 1) process after sample be installed on fixture, by the connecting portion of perforator according to sensor, it is ensured that the centrage of pad overlaps with the centrage of puncturing lever, and make to keep between puncture end face and pad the distance of 5-10mm；
3) by the zeros data on tensiometer, make puncturing lever with the speed of 200mm/min ± 20mm/min, the center of pad be punctured, make pad depart from between enclosing cover and inner cap, and record the force value of display on tensiometer；
4) when the pad of all samples is all higher than from the force value spun off between enclosing cover and inner cap or is equal to 70N, then meet detection demand, will not cave in.
There is the breakaway force that pad can bear very easily by this kind of said structure for the device and detection method thereof detecting pad breakaway force detect, and cave in Producing reason according to pad, and the minimum breakaway force by determining according to clinical investigations, the breakaway force that pad is born judges, using the pad of link to meet instructions for use thus ensureing to enter, will not cave in；Meanwhile, the connecting portion of perforator can design by Suresh Kumar, and the tensiometer of supporting different model is compatible good.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the invention will be further described:
Fig. 1 is that the present invention is for detecting the apparatus structure schematic diagram of pad breakaway force.
Fig. 2 is the structural representation of sample in the present invention.
Fig. 3 is the structural representation of perforator in the present invention.
In fig. 1-3,1: fixture；2: sample；21: inner cap punctures face；22: pad；23: enclosing cover；24: inner cap；3: sensor；4: tensiometer；5: perforator；51: puncture end face；52: puncturing lever external peripheral surface；53: puncturing lever；54: location shoulder；55 connecting portions.
Detailed description of the invention
Fig. 1 be the present invention for detecting the structural representation of the device of pad breakaway force, Fig. 2 is the structural representation of sample in the present invention, and Fig. 3 is the structural representation of perforator in the present invention.Structure shown in Fig. 1-Fig. 3 combines, this kind includes the fixture 1 for fixing detected sample 2 for the device detecting pad breakaway force, detecting device also includes the tensiometer 4 being positioned at above fixture 1, it is positioned at the bottom of tensiometer 4 to be provided with and measure tensiometer 4 and apply the sensor 3 of force, detecting device also includes the perforator 5 between sensor 3 and fixture 1, and one end of perforator 5 is arranged on sensor 3.
Sample 2 includes inner cap 24 and enclosing cover 23, and enclosing cover 23 is sleeved on inner cap 24, and enclosing cover 23 forms, with inner cap 24, the cavity holding pad 22；The inner cap that sample 2 also includes being arranged on inner cap 24 punctures layer 21, and inner cap punctures layer 21 and is shaped as U-shaped structure with inner cap 24 Formation cross-section.
Inner cap 24 and pad 22 contact site are provided with the boss for setting-up piece 22, and enclosing cover 23 and pad 22 contact site are provided with the protuberance for setting-up piece 22, it is possible to effectively prevent pad 22 from coming off under normal operating condition.
Perforator 5 includes puncturing lever 53 and the connecting portion 55 being connected with sensor 3, and puncturing lever 53 and connecting portion 55 are by positioning shoulder 54 connection；Puncturing lever 53 includes puncturing end face 51 and puncturing lever external peripheral surface 52.
The centrage of sample 2 Intermediate gasket 22 overlaps with the centrage of puncturing lever 53, it is ensured that the center of pad 22 can be applied pressure by perforator 53.
Puncturing end face 51 is plane, and edge is provided with the fillet that radius is 0.5mm；The surface roughness of described puncturing lever external peripheral surface 52 is Ra0.4.
A kind of utilizing the above-mentioned device for detecting pad breakaway force to carry out the method detected, described detection method includes:
1) sample 2 is processed: first that pad 22, enclosing cover 23, inner cap 24 is manual separately, the inner cap of inner cap 24 is punctured face 21 and removes, then by pad 22, enclosing cover 23, inner cap 24 according to former according to position grouping；
2) by through step 1) process after sample 2 be installed on fixture 1, by the connecting portion 55 of perforator 5 according to sensor 3, ensure that the centrage of pad 22 overlaps with the centrage of puncturing lever 53, and make to keep between puncture end face 51 and pad 22 distance of 5-10mm；
3) by the zeros data on tensiometer 4, make puncturing lever 53 with the speed of 200mm/min ± 20mm/min, the center of pad 22 be punctured, make pad 22 depart from between enclosing cover 23 and inner cap 24, and record the force value of display on tensiometer 4；
4) when the pad 22 of all samples 2 is all higher than from the force value spun off between enclosing cover 23 and inner cap 24 or is equal to 70N, then meet detection demand, will not cave in.
Above-described embodiment is in conjunction with accompanying drawing, this patent to be exemplarily described; obvious this patent provides a method that design and technical scheme; the connecting portion 55 of perforator 5 can be carried out accessory processing by the apparatus structure according to laboratory; instrument parameter is adjusted; the change of limit standard; various improvement, or not improved that directly apply to other occasion, all within the protection domain of this patent.
There is the breakaway force that pad can bear very easily by this kind of said structure for the device and detection method thereof detecting pad breakaway force detect, and cave in Producing reason according to pad, and the minimum breakaway force by determining according to clinical investigations, the breakaway force that pad is born judges, using the pad of link to meet instructions for use thus ensureing to enter, will not cave in；Meanwhile, the connecting portion of perforator can design by Suresh Kumar, and the tensiometer of supporting different model is compatible good.
Claims (8)
1. the device being used for detecting pad breakaway force, it is characterized in that: described detecting device includes the fixture (1) for fixing detected sample (2), described detecting device also includes the tensiometer (4) being positioned at fixture (1) top, the bottom being positioned at tensiometer (4) is provided with the sensor (3) measuring tensiometer (4) applying force, described detecting device also includes the perforator (5) being positioned between sensor (3) and fixture (1), and one end of perforator (5) is arranged on sensor (3).
2. a kind of device for detecting pad breakaway force according to claim 1, it is characterized in that: described sample (2) includes inner cap (24) and enclosing cover (23), enclosing cover (23) is sleeved on inner cap (24), and enclosing cover (23) forms, with inner cap (24), the cavity holding pad (22)；The inner cap that described sample (2) also includes being arranged on inner cap (24) punctures layer (21), and inner cap punctures layer (21) and is shaped as U-shaped structure with inner cap (24) Formation cross-section.
3. a kind of device for detecting pad breakaway force according to claim 2, it is characterised in that: described inner cap (24) and pad (22) contact site are provided with the boss for setting-up piece (22).
4. a kind of device for detecting pad breakaway force according to claim 2, it is characterised in that: described enclosing cover (23) and pad (22) contact site are provided with the protuberance for setting-up piece (22).
5. a kind of device for detecting pad breakaway force according to claim 1-4 any one claim, it is characterized in that: described perforator (5) includes puncturing lever (53) and the connecting portion (55) being connected with sensor (3), and described puncturing lever (53) and connecting portion (55) connect by positioning shoulder (54)；Described puncturing lever (53) includes puncturing end face (51) and puncturing lever external peripheral surface (52).
6. a kind of device for detecting pad breakaway force according to claim 5, it is characterised in that: the centrage of described sample (2) Intermediate gasket (22) overlaps with the centrage of puncturing lever (53).
7. a kind of device for detecting pad breakaway force according to claim 6, it is characterised in that: described puncture end face (51) is plane, and edge is provided with the fillet that radius is 0.5mm；The surface roughness of described puncturing lever external peripheral surface (52) is Ra0.4.
8. the method that the device for detecting pad breakaway force utilized described in claim 2-7 any one claim carries out detecting, it is characterised in that: described detection method includes,
1) sample (2) is processed: first by pad (22), enclosing cover (23), inner cap (24) by hand separately, the inner cap of inner cap (24) is punctured face (21) remove, then by pad (22), enclosing cover (23), inner cap (24) according to former according to position grouping；
2) by through step 1) process after sample (2) be installed on fixture (1), by the connecting portion (55) of perforator (5) according to sensor (3), ensure that the centrage of pad (22) overlaps with the centrage of puncturing lever (53), and make to keep between puncture end face (51) and pad (22) distance of 5-10mm；
3) by the zeros data on tensiometer (4), puncturing lever (53) is made with the speed of 200mm/min ± 20mm/min, the center of pad (22) to be punctured, make pad (22) depart from between enclosing cover (23) and inner cap (24), and record the force value of the upper display of tensiometer (4)；
4) when the pad (22) of all samples (2) is all higher than from the force value spun off between enclosing cover (23) and inner cap (24) or is equal to 70N, then meet detection demand, will not cave in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610389974.2A CN105806536A (en) | 2016-06-04 | 2016-06-04 | Device and method for detecting removal force of gasket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610389974.2A CN105806536A (en) | 2016-06-04 | 2016-06-04 | Device and method for detecting removal force of gasket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105806536A true CN105806536A (en) | 2016-07-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610389974.2A Pending CN105806536A (en) | 2016-06-04 | 2016-06-04 | Device and method for detecting removal force of gasket |
Country Status (1)
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| CN (1) | CN105806536A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1407712A1 (en) * | 2001-07-19 | 2004-04-14 | Arkray, Inc. | Piercing device |
| CN201917512U (en) * | 2011-01-13 | 2011-08-03 | 上海威夏环保科技有限公司 | Piercement force tester for medical needle |
| CN202168945U (en) * | 2011-07-19 | 2012-03-21 | 崇州君健塑胶有限公司 | Vertical-type polypropylene transfusion bag with double valve clamp joint-type combination cover |
| CN202236290U (en) * | 2011-07-19 | 2012-05-30 | 崇州君健塑胶有限公司 | Polypropylene transfusion bottle with double-pull-ring and double-fastener combination cover |
| CN202236303U (en) * | 2011-07-19 | 2012-05-30 | 崇州君健塑胶有限公司 | Upright polypropylene transfusion bag with double-clamping combined cover with double pull rings |
| CN102640593A (en) * | 2012-03-12 | 2012-08-22 | 中国农业大学 | Seed biomechanical signal assessment system and assessment method thereof |
| CN202562795U (en) * | 2012-05-03 | 2012-11-28 | 河南义腾新能源科技有限公司 | Device for detecting battery diaphragm puncture intensity |
| CN203350103U (en) * | 2013-07-12 | 2013-12-18 | 深圳中兴创新材料技术有限公司 | Apparatus for testing puncture strength of lithium-ion battery separator |
| CN205691273U (en) * | 2016-06-04 | 2016-11-16 | 安徽双鹤药业有限责任公司 | A kind of device for detecting pad breakaway force |
-
2016
- 2016-06-04 CN CN201610389974.2A patent/CN105806536A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1407712A1 (en) * | 2001-07-19 | 2004-04-14 | Arkray, Inc. | Piercing device |
| CN201917512U (en) * | 2011-01-13 | 2011-08-03 | 上海威夏环保科技有限公司 | Piercement force tester for medical needle |
| CN202168945U (en) * | 2011-07-19 | 2012-03-21 | 崇州君健塑胶有限公司 | Vertical-type polypropylene transfusion bag with double valve clamp joint-type combination cover |
| CN202236290U (en) * | 2011-07-19 | 2012-05-30 | 崇州君健塑胶有限公司 | Polypropylene transfusion bottle with double-pull-ring and double-fastener combination cover |
| CN202236303U (en) * | 2011-07-19 | 2012-05-30 | 崇州君健塑胶有限公司 | Upright polypropylene transfusion bag with double-clamping combined cover with double pull rings |
| CN102640593A (en) * | 2012-03-12 | 2012-08-22 | 中国农业大学 | Seed biomechanical signal assessment system and assessment method thereof |
| CN202562795U (en) * | 2012-05-03 | 2012-11-28 | 河南义腾新能源科技有限公司 | Device for detecting battery diaphragm puncture intensity |
| CN203350103U (en) * | 2013-07-12 | 2013-12-18 | 深圳中兴创新材料技术有限公司 | Apparatus for testing puncture strength of lithium-ion battery separator |
| CN205691273U (en) * | 2016-06-04 | 2016-11-16 | 安徽双鹤药业有限责任公司 | A kind of device for detecting pad breakaway force |
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Application publication date: 20160727 |