CN202994608U - Testing device for absorption rate of absorbent material - Google Patents
Testing device for absorption rate of absorbent material Download PDFInfo
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- CN202994608U CN202994608U CN 201220674859 CN201220674859U CN202994608U CN 202994608 U CN202994608 U CN 202994608U CN 201220674859 CN201220674859 CN 201220674859 CN 201220674859 U CN201220674859 U CN 201220674859U CN 202994608 U CN202994608 U CN 202994608U
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- electronic balance
- screen cloth
- water
- briquetting
- absorbing material
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Abstract
The utility model relates to a testing device for absorption rate of an absorbent material. The testing device comprises a liquid supply system, a pressurized absorption system and a PC (Personal Computer) data recording system, wherein the liquid supply system is structurally characterized by comprising a liquid storage tank, a testing liquid is filled in the liquid storage tank which is communicated with atmosphere through a guide pipe, and one side wall of the liquid storage tank is output through a glass pipe; the pressurized absorption system is structurally characterized by comprising an electronic balance, and a pressurizing device is placed on the electronic balance; the pressurizing device is structurally characterized by comprising a water though placed on the electronic balance, a cylinder is placed in the water though, a screen is arranged inside the cylinder, a tested sample is placed on the screen, and a pressing block is mounted inside the cylinder and pressed on the tested sample; the output end of the glass pipe is connected with the water though and a valve switch is mounted on the glass pipe; and the PC data recording system is connected with the electronic balance through a data transmission line, and the data recorded by the PC data recording system is stored in a computer. The testing device is convenient and flexible to use.
Description
Technical field
The utility model relates to be measured or the proving installation technical field, especially a kind of proving installation for the free infiltration rate of water-absorbing material and pressurizing absorption speed.
Background technology
The development of disposable sanitary articles, particularly sanitary napkin and paper diaper industry also is ever-increasing trend to the demand of high absorbency material, has promoted the high speed development of super absorbent resin industry.At present, the paper diaper industry will be towards ultra-thin, ventilative future development, and correspondingly, the application of its absorptive core material is also more and more extensive.Early stage sanitary napkin and the core body of paper diaper are to adopt polyacrylic acid superabsorbent (SAP) and wood pulp to mix mostly, and gradually, polyacrylic acid superabsorbent (SAP) has obtained good application with the gluing thieving paper that forms of wood pulp blend.
In the last few years, also there was the high-hydroscopicity non-weaving cloth to be used for the appearance of sanitary napkin and paper diaper product.Its performance index of absorbing material for the use of disposable sanitary articles (as sanitary napkin and paper diaper) core body, particularly its absorptive character (as free infiltration rate and pressurizing absorption speed) directly affect the infiltration rate of whole product, and very important seems.The too slow product of infiltration rate just easily produces side leakage.
In prior art, swirl method is mainly adopted in the test of the absorbing material infiltration rate that disposable sanitary articles is used, this method can only the particle tested shape sample, can't be used for as non-granular absorbent materials such as thieving paper, water absorptivity non-weaving cloth, hygroscopicity fibres.Its use has certain limitation, has brought trouble for the test of non-particulate shape sample.
The utility model content
The applicant is for adopting swirl method test water-absorbing material performance to have circumscribed shortcoming in above-mentioned existing production technology, a kind of proving installation of water-absorbing material infiltration rate is provided, it can particle tested shape sample, can test again non-particulate shape sample, can test free infiltration rate, can test pressurizing absorption speed again, easy to use, flexibly.
The technical scheme that the utility model adopts is as follows:
A kind of proving installation of water-absorbing material infiltration rate comprises liquid-supplying system, pressurizing absorption system and PC digital data recording system;
The structure of described liquid-supplying system is: comprise fluid reservoir, in described fluid reservoir, test liquid is housed, described fluid reservoir communicates with atmosphere by conduit, and described fluid reservoir one sidewall is exported by glass tube;
The structure of described pressurizing absorption system is: comprise electronic balance, place pressue device on described electronic balance;
The structure of described pressue device is: comprise the tank that is positioned on electronic balance, be placed with cylindrical drum in described tank, be provided with screen cloth in described cylindrical drum, place specimen on described screen cloth, briquetting is installed in described cylindrical drum, and described briquetting is pressed on specimen;
The output terminal of described glass tube is connected with tank, on described glass tube, valve switch is installed;
Described PC digital data recording system is connected with electronic balance by data line, and described PC digital data recording system recorded data is stored on computer.
As further improvement in the technical proposal:
The mesh of described screen cloth adopts circular, oval, square or irregular polygon;
Described screen cloth adopts stainless steel, and the mesh of screen cloth adopts circular, and the aperture is 10～1000 μ m;
The outer circumference surface of described briquetting and the inner peripheral surface of cylindrical drum are tangent;
Briquetting is 0.1 PSI～1.0 PSI to the pressure that applies of specimen.
The beneficial effects of the utility model are as follows:
The utility model is simple and reasonable for structure, and the data of test are objective, true, favorable reproducibility, and its use to sample does not have limitation, can particle tested shape sample, can test again non-particulate shape sample; In addition, free infiltration rate that can specimen, pressurizing absorption speed that again can specimen can be used for testing the infiltration rate of disposable sanitary articles field absorbent material used, and is easy to use, applied range.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the utility model specimen uptake time history plot under the pressure of 0.3PSI.
Fig. 3 is the utility model specimen uptake time history plot under the pressure of 0.6PSI.
Fig. 4 is the utility model specimen without uptake time history plot under pressure.
Wherein: 1, liquid-supplying system; 2, pressurizing absorption system; 3, PC digital data recording system; 4, computer; 5, briquetting; 6, specimen; 7, screen cloth; 8, cylindrical drum; 9, tank; 10, electronic balance; 11, valve switch; 12, glass tube; 13, test liquid; 14, fluid reservoir; 15, conduit.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described.
As shown in Figure 1, the proving installation of the water-absorbing material infiltration rate of the present embodiment comprises liquid-supplying system 1, pressurizing absorption system 2 and PC digital data recording system 3;
The structure of liquid-supplying system 1 is: comprise fluid reservoir 14, test liquid 13 is housed in fluid reservoir 14, fluid reservoir 14 communicates with atmosphere by conduit 15, and fluid reservoir 14 1 sidewalls are by glass tube 12 outputs;
The structure of pressurizing absorption system 2 is: comprise electronic balance 10, place pressue device on electronic balance 10;
The structure of pressue device is: comprise the tank 9 that is positioned on electronic balance 10, be placed with cylindrical drum 8 in tank 9, be provided with screen cloth 7 in cylindrical drum 8, place specimen 6 on screen cloth 7, the interior installation briquetting 5 of cylindrical drum 8, the inner peripheral surface of the outer circumference surface of briquetting 5 and cylindrical drum 8 is tangent, and briquetting 5 is pressed on specimen 6, and the pressure that applies of 5 pairs of specimen 6 of briquetting is 0.1 PSI～1.0 PSI;
The output terminal of glass tube 12 is connected with tank 9, and valve switch 11 is installed on glass tube 12; The utility model can be controlled the liquid level of tank 9 by the height of regulating conduit 15 lower ends, makes it remain at certain height.
PC digital data recording system 3 is connected with electronic balance 10 by data line, and PC digital data recording system 3 recorded data are stored on computer 4.PC digital data recording system 3 continuously at set intervals (as at interval of 5 seconds～60 seconds) recorded electronic balance 10 reading and it is stored on computer 4.
The mesh of screen cloth 7 adopts circular, oval, square or irregular polygon.
Embodiment 1
Add 0.9% physiological saline in fluid reservoir 14 until liquid level far above the upper edge of tank 9, the valve switch 11 of opening on glass 12 flows in tank 9 liquid of fluid reservoir 14, regulates conduit 15 lower end height and makes the liquid stabilising in tank 9 remain on a suitable height.
The high water-absorption fiber (SAF) that takes 1g is placed on the screen cloth 7 of cylindrical drum 8, it is 0.3PSI that the briquetting 5 that presses constant weight makes the pressure of high water-absorption fiber (SAF), be placed in tank 9, turn-on data register system simultaneously, the time dependent curve of uptake (as shown in Figure 2) under the pressure of completing PC digital data recording system after test and automatically record sample 0.3PSI.
We can draw according to Fig. 2, and this high water-absorption fiber (SAF) reaches absorption equilibrium 45 seconds under the pressure of 0.3PSI.
Take the high hydroscopic resin (SAP) of 1g, selection can produce the briquetting 5 that pressure is 0.6PSI, and the step of pressing embodiment 1 records the time dependent curve of high hydroscopic resin (SAP) uptake (as shown in Figure 3).
We can draw according to Fig. 3, and this high hydroscopic resin reaches absorption equilibrium 50 seconds under the pressure of 0.6PSI.
Cut on the screen cloth 7 that the thieving paper that equates with briquetting 5 cross-sectional sizes is placed in cylindrical drum 8, will be placed in tank 9, not pressurizeing 5 allows it freely absorb, and presses the step of embodiment 1, records the time dependent curve of thieving paper uptake (as shown in Figure 4).
We can draw according to Fig. 4, and this thieving paper reaches absorption equilibrium 30 seconds under free state.
Be that the utility model is easy to use, its use to sample does not have limitation, can particle tested shape sample, can test again non-particulate shape sample; In addition, when using briquetting 5, can test pressurizing absorption speed, when not using briquetting 5, the free infiltration rate of specimen is easy to use, applied range.
Above description is to explanation of the present utility model, is not the restriction to utility model, and the utility model limited range within protection domain of the present utility model, can be done any type of modification referring to claim.
Claims (5)
1. the proving installation of a water-absorbing material infiltration rate, is characterized in that: comprise liquid-supplying system (1), pressurizing absorption system (2) and PC digital data recording system (3);
The structure of described liquid-supplying system (1) is: comprise fluid reservoir (14), test liquid (13) is housed in described fluid reservoir (14), described fluid reservoir (14) communicates with atmosphere by conduit (15), and described fluid reservoir (14) one sidewalls are by glass tube (12) output;
The structure of described pressurizing absorption system (2) is: comprise electronic balance (10), the upper pressue device of placing of described electronic balance (10);
The structure of described pressue device is: comprise the tank (9) that is positioned on electronic balance (10), be placed with cylindrical drum (8) in described tank (9), be provided with screen cloth (7) in described cylindrical drum (8), the upper specimen (6) of placing of described screen cloth (7), briquetting (5) is installed in described cylindrical drum (8), and described briquetting (5) is pressed on specimen (6);
The output terminal of described glass tube (12) is connected with tank (9), and valve switch (11) is installed on described glass tube (12);
Described PC digital data recording system (3) is connected with electronic balance (10) by data line, and described PC digital data recording system (3) recorded data is stored on computer (4).
2. the proving installation of water-absorbing material infiltration rate as claimed in claim 1, is characterized in that: circular, oval, the square or irregular polygon of mesh employing of described screen cloth (7).
3. the proving installation of water-absorbing material infiltration rate as claimed in claim 1 or 2 is characterized in that: described screen cloth (7) adopts stainless steel, and the mesh of screen cloth (7) adopts circular, and the aperture is 10～1000 μ m.
4. the proving installation of water-absorbing material infiltration rate as claimed in claim 1, it is characterized in that: the inner peripheral surface of the outer circumference surface of described briquetting (5) and cylindrical drum (8) is tangent.
5. the proving installation of water-absorbing material infiltration rate as claimed in claim 1, it is characterized in that: briquetting (5) is 0.1 PSI～1.0 PSI to the pressure that applies of specimen (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220674859 CN202994608U (en) | 2012-12-10 | 2012-12-10 | Testing device for absorption rate of absorbent material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220674859 CN202994608U (en) | 2012-12-10 | 2012-12-10 | Testing device for absorption rate of absorbent material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202994608U true CN202994608U (en) | 2013-06-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220674859 Expired - Fee Related CN202994608U (en) | 2012-12-10 | 2012-12-10 | Testing device for absorption rate of absorbent material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202994608U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106290741A (en) * | 2016-09-14 | 2017-01-04 | 天津市中科健新材料技术有限公司 | A kind of absorbing products absorbent properties test device |
| CN106468643A (en) * | 2016-09-19 | 2017-03-01 | 天津理工大学 | A kind of oil absorption material repetitive rate automatic testing equipment and method of testing |
| CN106802264A (en) * | 2016-12-21 | 2017-06-06 | 广东昱升个人护理用品股份有限公司 | A kind of paper diaper extrusion coating paper pressurization bleeds back indication test method and its quality evaluating method |
| CN107917927A (en) * | 2017-11-21 | 2018-04-17 | 中国矿业大学(北京) | Monitor the method and experimental provision of rock soil medium Water Transport state |
| CN108051331A (en) * | 2017-11-30 | 2018-05-18 | 裘宇柯 | Material uptake test device |
| CN108152520A (en) * | 2017-11-16 | 2018-06-12 | 中华人民共和国鄞州出入境检验检疫局 | Automatically bleed back performance test apparatus |
| CN108592986A (en) * | 2018-05-10 | 2018-09-28 | 山东省医疗器械产品质量检验中心 | The unimpeded verifying attachment of micropore needle tubing and dressing anthemorrhagic performance in-vitro evaluation system and method |
| CN109991140A (en) * | 2017-12-29 | 2019-07-09 | 北京紫牛生活科技有限公司 | A kind of test equipment of big pipette paper diaper |
| CN111650077A (en) * | 2020-07-09 | 2020-09-11 | 中国制浆造纸研究院有限公司 | Paper pulp molding material imbibition performance detection device |
-
2012
- 2012-12-10 CN CN 201220674859 patent/CN202994608U/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106290741B (en) * | 2016-09-14 | 2018-06-29 | 天津市中科健新材料技术有限公司 | A kind of absorbing products absorbent properties test device |
| CN106290741A (en) * | 2016-09-14 | 2017-01-04 | 天津市中科健新材料技术有限公司 | A kind of absorbing products absorbent properties test device |
| CN106468643A (en) * | 2016-09-19 | 2017-03-01 | 天津理工大学 | A kind of oil absorption material repetitive rate automatic testing equipment and method of testing |
| CN106802264A (en) * | 2016-12-21 | 2017-06-06 | 广东昱升个人护理用品股份有限公司 | A kind of paper diaper extrusion coating paper pressurization bleeds back indication test method and its quality evaluating method |
| CN108152520B (en) * | 2017-11-16 | 2024-02-13 | 中华人民共和国鄞州出入境检验检疫局 | Full-automatic rewet performance test equipment |
| CN108152520A (en) * | 2017-11-16 | 2018-06-12 | 中华人民共和国鄞州出入境检验检疫局 | Automatically bleed back performance test apparatus |
| CN107917927A (en) * | 2017-11-21 | 2018-04-17 | 中国矿业大学(北京) | Monitor the method and experimental provision of rock soil medium Water Transport state |
| CN108051331B (en) * | 2017-11-30 | 2019-02-22 | 裘宇柯 | Material uptake test device |
| CN108051331A (en) * | 2017-11-30 | 2018-05-18 | 裘宇柯 | Material uptake test device |
| CN109991140A (en) * | 2017-12-29 | 2019-07-09 | 北京紫牛生活科技有限公司 | A kind of test equipment of big pipette paper diaper |
| CN108592986A (en) * | 2018-05-10 | 2018-09-28 | 山东省医疗器械产品质量检验中心 | The unimpeded verifying attachment of micropore needle tubing and dressing anthemorrhagic performance in-vitro evaluation system and method |
| CN111650077A (en) * | 2020-07-09 | 2020-09-11 | 中国制浆造纸研究院有限公司 | Paper pulp molding material imbibition performance detection device |
| CN111650077B (en) * | 2020-07-09 | 2022-05-06 | 中国制浆造纸研究院有限公司 | Paper pulp molding material imbibition performance detection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130612 Termination date: 20151210 |
|
| EXPY | Termination of patent right or utility model |