CN202110120U - Polytetrafluoroethylene testing tank with multifunctional simulated migration - Google Patents
Polytetrafluoroethylene testing tank with multifunctional simulated migration Download PDFInfo
- Publication number
- CN202110120U CN202110120U CN 201120183562 CN201120183562U CN202110120U CN 202110120 U CN202110120 U CN 202110120U CN 201120183562 CN201120183562 CN 201120183562 CN 201120183562 U CN201120183562 U CN 201120183562U CN 202110120 U CN202110120 U CN 202110120U
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- teflon
- upper cover
- cover plate
- pond
- ccontaining
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Abstract
The utility model discloses a polytetrafluoroethylene testing tank with multifunctional simulated migration. The polytetrafluoroethylene testing tank comprises a testing tank main body and a bracket, wherein the testing tank main body is placed on the bracket; the testing tank main body comprises a polytetrafluoroethylene liquid adding hole cover, an upper cover plate, a polytetrafluoroethylene accommodating tank, a polytetrafluoroethylene liquid guide pipe, a polytetrafluoroethylene sheet, a base, a clamping bolt and a nut; and the upper cover plate is covered on the accommodating tank, the upper cover plate is uniformly provided with three open grooves along the periphery, the polytetrafluoroethylene liquid guide pipe is arranged at the bottom of the accommodating tank, the liquid guide pipe is communicated with the cavity of the accommodating tank, the upper cover plate is provided with a through hole, the liquid guide pipe passes through the through hole, the liquid adding hole cover is crewed on the liquid guide pipe exposed out of the upper cover plate, the accommodating tank is arranged on the base through the sheet, the clamping bolt passes through the three open grooves on the upper cover plate, and the upper cover plate and the base are locked through the nut. The polytetrafluoroethylene testing tank can accurately reflect the actual using condition of a food contact material, and reduces pollution in metal element simulated migration test.
Description
[technical field]
The utility model is about a kind of food inspection device, is meant a kind of food contact material simulation migration test pond especially.
[background technology]
Scientific research is the result show, become one of important source of food pollution with harmful element, objectionable impurities in the tableware of Food Contact and packing container and the wrappage, so food contact material safety and sanitation problem caused the great attention of various countries.Various countries particularly developed countries such as European Union, Japan, the U.S. have formulated corresponding packaging material for food rules system one after another, and the safety and sanitation of food contact material are strict with.In the standard of the food contact material rules of various countries, the safety and sanitation accordance evaluation of food contact material is mainly carried out through the simulation migration test.Most of rule and standard all explicitly call for simulation test the simulated foods contact material are actual as far as possible and carry out with the Food Contact situation, like material and the goods to the single face contact food, only allow to test the migration situation of contact food one side during simulation test.Most of food contact material all is the single face contact food, for material that can hold analogies and goods, can directly analogies be added in the goods and test.Also require test process will reduce the analogies loss but then be difficult to test, particularly rule and standard for food contact materials such as tabular, plate-like and films as far as possible, so migration test difficulty comparatively, need be undertaken by special device.It is reported, do not see above-mentioned migration test device sale in the market, do not carry out the research of such device and simulation experiment method thereof with also seeing manned system.
Owing to lack corresponding migration test device; Full immersed method test is still adopted in the most of domestic laboratory of food contact material that is difficult to directly to hold analogies for tabular, film, Ceramic Tiles etc. at present, but the actual operating position that such test result can not the accurate response food contact material.
[summary of the invention]
The utility model technical matters to be solved is to provide the teflon test tank with multi-functional simulation migration of the actual operating position of a kind of ability accurate response food contact material.
The utility model solves the problems of the technologies described above through following technical scheme: a kind of teflon test tank with multi-functional simulation migration, comprise test tank main body and support, and said test tank main body is placed on the support;
Said test tank main body comprises teflon liquid feeding port lid, upper cover plate, teflon catheter, the ccontaining pond of teflon, ptfe sheet, base, fishbolt, nut;
Said upper cover plate covers on the ccontaining pond of said teflon; Its upper cover plate evenly offers three open slots along periphery; One teflon catheter is set on the bottom surface in the ccontaining pond of said teflon; Said teflon catheter is communicated with the ccontaining pond of said teflon inner chamber, offers a through hole on the said upper cover plate, and said teflon catheter passes said through hole; Said teflon liquid feeding port lid is spun on the teflon catheter that exposes upper cover plate; The ccontaining pond of said teflon places on the said base through said ptfe sheet, and the position of the open slot of the corresponding upper cover plate of said perimeter offers corresponding three open slots, and said fishbolt is fixed in the open slot of said base through the pivot activity; Said fishbolt passes three open slots on the upper cover plate, and carries out upper cover plate and base sealed through said nut;
Further, also comprise an O RunddichtringO, the tip edge of the openend in the ccontaining pond of said teflon caves inward and forms a seal groove, places said O-ring seal in it;
Further, said through hole is opened in the center of upper cover plate, and said teflon catheter also is arranged on the bottom center in ccontaining pond, and and ccontaining pond body between the screw thread bolt;
Further, said upper cover plate is rounded, and said ptfe sheet is also rounded;
Further, also comprise pad, said pad is enclosed within on the said fishbolt.
The advantage that the utlity model has the teflon test tank of multi-functional simulation migration is: the actual operating position of ability accurate response food contact material; Easy and simple to handle, low cost of manufacture; Its teflon test tank can be tested multiple food contact material; Like tabular, plate-like, film and Ceramic Tiles etc., powerful, applied widely, its teflon test tank has reduced pollution when metallic element simulation migration test; Through test, each item index all satisfies the migration test requirement of food contact materials such as tabular, plate-like and the film of the relevant needs single face test of European Union, the U.S., Japan and other countries and area and China.
[description of drawings]
Fig. 1 is the constitutional diagram that the utlity model has the teflon test tank of multi-functional simulation migration.
Fig. 2 is the stereographic map in the ccontaining pond of teflon among Fig. 1.
Fig. 3 is the three-dimensional exploded view that the utlity model has the teflon test tank of multi-functional simulation migration.
[embodiment]
Please consult Fig. 1 simultaneously to shown in Figure 3, the utlity model has the teflon test tank of multi-functional simulation migration, comprise test tank main body 1 and support 2, said test tank main body 1 is placed on the support 2; Said test tank main body 1 comprises the ccontaining pond of teflon liquid feeding port lid 11, upper cover plate 12, teflon 13, ptfe sheet 14, base 15, fishbolt 16, nut 17;
Said upper cover plate 12 covers on the ccontaining pond 13 of said teflon; Its upper cover plate 12 evenly offers three open slots 121 along periphery; One teflon catheter 131 is set on the bottom surface in the ccontaining pond 13 of said teflon; Its teflon catheter 131 is arranged on the bottom center position in ccontaining pond 13, and said teflon catheter 131 is communicated with (being connected between ccontaining pond of its teflon and the catheter adopted screw thread bolt method) with the ccontaining pond of said teflon 13 inner chambers, offer a through hole 122 on the said upper cover plate 12; Its through hole 122 is opened in the center of upper cover plate 12, its best results; Said teflon catheter 131 passes said through hole 122; Said teflon liquid feeding port lid 11 is spun on the teflon catheter 131 that exposes upper cover plate 12; The ccontaining pond 13 of said teflon places on the said base 15 through said ptfe sheet 14; Its ptfe sheet 14 can be used for blank test, when on sample, offering pilot hole, can also be used as the perforate template; The position of the open slot of said base 15 peripheral corresponding upper cover plates 12 offers corresponding three open slots 151; Said fishbolt 16 is fixed in the open slot 151 of said base 15 through pivot (not shown) activity, and fishbolt 16 can be rotated up and down; Said fishbolt 16 passes three open slots 121 on the upper cover plate 12, and through said nut 17 upper cover plate 12 and base 15 is carried out sealedly, and its nut 17 mainly is to cooperate with said fishbolt 16, in the present embodiment, and said nut 17 employing wing nuts.
Also comprise an O RunddichtringO 18 in the present embodiment, the tip edge of the openend in the ccontaining pond 13 of said teflon caves inward and forms a seal groove 132, places said O-ring seal 18 in it, and its O-ring seal 18 is applicable to the immersion analogies.
Wherein said upper cover plate 12 rounded (its shape is unrestricted); Said ptfe sheet 14 also rounded (its shape is unrestricted); The position of the open slot 121 of said ptfe sheet 14 peripheral corresponding upper cover plates 12 offers three through holes 141; Said fishbolt 16 passes three through holes 141 and three open slots 121 on the upper cover plate 12 on the ptfe sheet 14 successively; Also be arranged with pad (not shown) on its fishbolt 16, it is more firm to make that nut 17 and fishbolt 16 carry out when sealed.
During use; Surface with soft cloth or banister brush outwash base 15; When carrying out blank assay, ptfe sheet 14 is lain on base 15 surfaces, down the opening in the ccontaining pond 13 of teflon; Make the O-ring seal 18 in the ccontaining pond 13 of teflon directly be pressed on the surface of ptfe sheet 14; Then upper cover plate 12 is covered on the ccontaining pond 13 of teflon, make the teflon catheter 131 in the ccontaining pond 13 of teflon pass the through hole 114 on the upper cover plate 12, this teflon catheter 131 can be simultaneously as inlet opening and fluid hole; And the position of adjustment upper cover plate 12 and ptfe sheet 14; Make three fishbolts 16 pass three through holes 141 and three open slots 121 on the upper cover plate 12 on the ptfe sheet 14 successively; On three fishbolts 16, load onto pad (not shown) respectively; And nut 17 screwed in fishbolts 16 and locking, make ccontaining pond 13 of teflon and ptfe sheet 14 evenly pressings of surface through adjusting three nuts 17.Ccontaining pond 13 in its test tank, catheter 131, liquid feeding port lid 11 adopts the teflon material, makes when carrying out metallic element simulation migration test, to have reduced pollution.
When actual carrying out then replaces with sheet sample (not shown) with above-mentioned ptfe sheet 14 at food contact material when experiment simulation migration, make the predetermined and food surface in contact of sheet sample up.Three equally distributed pilot holes that three fishbolts 16 vertically passed reserved on the sheet sample.
Add the food simulant of ormal weight then through the teflon catheter 131 in the ccontaining pond 13 of teflon, on catheter 131, screw on teflon liquid feeding port lid 11 thereafter.Migration test pond integral body is put into temperature control box, under set point of temperature, keep taking out after the stipulated time, the whole teflon catheter 131 in migration test pond is placed on the support 2 down.Place to collect the beaker of food simulant over against teflon catheter 131 places in support 2 bottoms; Teflon liquid feeding port lid 11 is screwed off; And slowly unscrew three nuts 17; Make the food simulant flow into beaker through teflon catheter 131, the food simulant in the beaker can be used for analyzing.Test is unloaded each parts of migration test pond after accomplishing, and cleaning is deposited appropriate.
The above is merely the preferred embodiment of the utility model, and all equalizations of being done according to the utility model claim change and modify, and all should belong to the covering scope of the utility model.
Claims (5)
1. one kind has the teflon test tank that multi-functional simulation is moved, and it is characterized in that: comprise test tank main body and support, said test tank main body is placed on the support;
Said test tank main body comprises teflon liquid feeding port lid, upper cover plate, teflon catheter, the ccontaining pond of teflon, ptfe sheet, base, fishbolt, nut;
Said upper cover plate covers on the ccontaining pond of said teflon; Its upper cover plate evenly offers three open slots along periphery; One teflon catheter is set on the bottom surface in the ccontaining pond of said teflon; Said teflon catheter is communicated with the ccontaining pond of said teflon inner chamber, offers a through hole on the said upper cover plate, and said teflon catheter passes said through hole; Said teflon liquid feeding port lid is spun on the teflon catheter that exposes upper cover plate; The ccontaining pond of said teflon places on the said base through said ptfe sheet, and the position of the open slot of the corresponding upper cover plate of said perimeter offers corresponding three open slots, and said fishbolt is fixed in the open slot of said base through the pivot activity; Said fishbolt passes three open slots on the upper cover plate, and carries out upper cover plate and base sealed through said nut.
2. the teflon test tank with multi-functional simulation migration according to claim 1; It is characterized in that: also comprise an O RunddichtringO; The tip edge of the openend in the ccontaining pond of said teflon caves inward and forms a seal groove, places said O-ring seal in it.
3. the teflon test tank with multi-functional simulation migration according to claim 1; It is characterized in that: said through hole is opened in the center of upper cover plate; Said teflon catheter also is arranged on the bottom center in ccontaining pond, and and ccontaining pond body between the screw thread bolt.
4. the teflon test tank with multi-functional simulation migration according to claim 1, it is characterized in that: said upper cover plate is rounded, and said ptfe sheet is also rounded.
5. the teflon test tank with multi-functional simulation migration according to claim 1, it is characterized in that: also comprise pad, said pad is enclosed within on the said fishbolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120183562 CN202110120U (en) | 2011-05-30 | 2011-05-30 | Polytetrafluoroethylene testing tank with multifunctional simulated migration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120183562 CN202110120U (en) | 2011-05-30 | 2011-05-30 | Polytetrafluoroethylene testing tank with multifunctional simulated migration |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202110120U true CN202110120U (en) | 2012-01-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120183562 Expired - Fee Related CN202110120U (en) | 2011-05-30 | 2011-05-30 | Polytetrafluoroethylene testing tank with multifunctional simulated migration |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202110120U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104345013A (en) * | 2013-07-29 | 2015-02-11 | 北京大学 | Experimental device for nuclide migration study under high temperature condition |
| CN105334140A (en) * | 2015-11-30 | 2016-02-17 | 中华人民共和国东莞出入境检验检疫局 | Food contact material single-face soaking device |
| CN109211656A (en) * | 2018-10-10 | 2019-01-15 | 奥瑞金科技股份有限公司 | A kind of migration test pretreatment unit and preprocess method |
-
2011
- 2011-05-30 CN CN 201120183562 patent/CN202110120U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104345013A (en) * | 2013-07-29 | 2015-02-11 | 北京大学 | Experimental device for nuclide migration study under high temperature condition |
| CN105334140A (en) * | 2015-11-30 | 2016-02-17 | 中华人民共和国东莞出入境检验检疫局 | Food contact material single-face soaking device |
| CN109211656A (en) * | 2018-10-10 | 2019-01-15 | 奥瑞金科技股份有限公司 | A kind of migration test pretreatment unit and preprocess method |
| CN109211656B (en) * | 2018-10-10 | 2024-05-14 | 奥瑞金科技股份有限公司 | Migration test pretreatment device and pretreatment method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120111 Termination date: 20130530 |