CN208621589U - The migration test pond of single side test - Google Patents
The migration test pond of single side test Download PDFInfo
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- CN208621589U CN208621589U CN201821463163.3U CN201821463163U CN208621589U CN 208621589 U CN208621589 U CN 208621589U CN 201821463163 U CN201821463163 U CN 201821463163U CN 208621589 U CN208621589 U CN 208621589U
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- protruding portion
- top cover
- glass top
- single side
- lower cover
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Abstract
The utility model discloses a kind of migration test pond of single side test, including glass top cover and lower cover, lower cover is accommodating cavity open at one end, and glass top cover is that one end is equipped with opening, and the other end is equipped with the connection cavity of reagent adding mouth；The open end of lower cover and the open end of the glass top cover are connected by a snap, and avoid the trouble that tradition is threadably secured connection；And sealing plate is equipped between glass top cover and lower cover；Opening is completely covered in upper surface while the sealing accommodating cavity of sealing plate lower surface, forms two reaction cavities up and down；After the style material contacted with food is affixed on the upper surface of sealing plate in upper reaction chamber, reagent is added from reagent adding mouth, detects the migration situation of style single side；It is directly placed into sample in lower reaction chamber, the case where can detecte sample two-sided migration is added after reagent；Glass top cover and lower cover use glass material simultaneously, are suitable for all analogies.
Description
Technical field
The utility model relates to the migration surveys that the detecting instrument field of food contact material more particularly to a kind of single side are tested
Try pond.
Background technique
Scientific research the result shows that, the important sources of food pollution first is that holding with the tableware of direct food contact and packaging
Device, the reason is that can be migrated to food with the harmful element in food contact material, harmful substance, therefore food contact material safety
Hygienic issues cause the great attention of various countries, corresponding food packaging regulations system have been formulated one after another, to food contact material
Safety and sanitation be strict with.
If the Special migration of harmful substance to food in food contact material is exceeded, the body of people is not only endangered
Health, and influence the reputation of China's export food contact material and product.In the standard of the food contact material regulation of various countries
In, the safety and sanitation accordance evaluation of food contact material mainly pass through simulation specific transfer test carry out, most of regulation and
It, should simulated foods contact material and food practical the case where contacting as far as possible when standard is distinctly claimed simulation specific transfer test
It carries out, such as to the material and product of single-contact food, when simulation test only allows to test the migration situation for contacting food one side.
Food contact material most at present is all single-contact food, for that can hold the material and system of food simulants
Food simulants can directly be added in product and test by product, but the food contact materials such as plate, film are then difficult to
Test, especially testing standard also require test process to reduce the losses of food simulants to the greatest extent, therefore migration test is more
Difficulty needs to carry out by special device；And the country is difficult to test plate, film etc. directly to hold food simulation at present
The food contact material of object, the general full immersion method using immersion type test, article to be checked are placed in particular solution, is moved
Experiment is moved, such detection method testing conditions are unstable, influence testing result, and test result cannot reflect single-contact
The actual use situation of the food contact material of food.
The main material contacted in existing migration test pond with analogies have stainless steel (be not suitable for acid analogies,
Heavy metal transformation), teflon (potential predetermined substance migration risk) etc.；Generally migration cell is clamped using screwing screw in operation
Etc. cumbersome mode；And in single test pond, can only individually it be tested.
Utility model content
Shortcoming present in view of the above technology, the utility model provide a kind of migration test pond of single side test,
It can reflect the actual use situation of the food contact material of single-contact food；
Specifically it is achieved in that a kind of migration test pond of single side test, including glass top cover and lower cover, the lower cover
For accommodating cavity open at one end, the glass top cover is that one end is equipped with opening, and the other end is equipped with the connection chamber of reagent adding mouth
Body；The open end of the lower cover and the open end of the glass top cover are connected by a snap, and the glass top cover and lower cover it
Between be equipped with sealing plate；The opening is completely covered in upper surface while the sealing plate lower surface seals the accommodating cavity, will
After the style material contacted with food is affixed on the upper surface of the sealing plate, reagent is added from reagent adding mouth, detects style list
The migration situation in face.
Wherein, the lower cover opening is equipped with the first protruding portion around opening surrounding, and the glass top cover open-mouth is set
There is the second protruding portion around open surrounding；Buckle presses first protruding portion and the fixed glass top cover of the second protruding portion
With the lower cover.
Wherein, the buckle includes arc-shaped compressed part, and the portion of pressing is equipped with the upper side and lower side and is respectively equipped with abutting
Second protruding portion and the first protruding portion press block；Described arc-shaped compressed part one end is equipped with card slot, and the other end is equipped with handle
Hand, the fixture block that the handle is adapted to by rotating axis connection with the card slot, after the fixture block is caught in the card slot, lower handle
Hand, the compressed part tighten, the fixed glass top cover and lower cover.
Wherein, it is equipped with the first groove and the second groove on first protruding portion and the second protruding portion, described first is recessed
Be equipped with packet fluorine sealing ring in slot and the second groove respectively, the packet fluorine sealing ring respectively with the sealing plate upper surface and following table
Face is in close contact, the gap between the first protruding portion of sealing, the second protruding portion and sealing plate.
Wherein, the sealing plate is circular steel plate, and the edge of the edge of first protruding portion and the second protruding portion divides
It is not overlapped with the lower surface of the circular steel plate and top surface edge.
Wherein, the glass top cover and lower cover are all made of glass material.
Wherein, the reagent adding mouth is sealed by bottle stopper.
The beneficial effects of the utility model are: compared with prior art, a kind of single side test provided by the utility model
Test pond is migrated, the open end of lower cover and the open end of glass top cover are connected by a snap, avoid the trouble being screwed, tear open
Fill it is convenient and efficient, between glass top cover and lower cover be equipped with sealing plate；Upper surface while the sealing accommodating cavity of sealing plate lower surface
Opening is completely covered, forms two reaction chambers up and down；After the style material contacted with food is affixed on the upper surface of sealing plate, from
Reagent adding mouth adds reagent, detects the migration situation of style single side；Style and reagent can also be added in lower reaction chamber, it is right
Style is two-sided to be tested；Single side test with upper reaction chamber compares；Glass top cover and lower cover use glass material, are applicable in
In all analogies；It avoids in the prior art, is not suitable for acid analogies and heavy metal transformation then using stainless steel material
Test；Using teflon material, and the problem of potential predetermined substance migration risk.
Detailed description of the invention
Fig. 1 is the explosive view of the utility model；
Fig. 2 is the front view of the utility model；
Fig. 3 is the top view of the utility model.
Main element symbol description is as follows:
1, glass top cover 2, lower cover
3, sealing plate 4, buckle
11, the second protruding portion 12, plug
21, the first protruding portion 22, the second groove
41, handle 42, screw rod
43, press block.
Specific embodiment
In order to more clearly state the utility model, the utility model is further described with reference to the accompanying drawing.
Referring to Fig. 1, a kind of migration test pond of single side test, including glass top cover 1 and lower cover 2, lower cover 2 are opened for one end
The accommodating cavity of mouth, glass top cover 1 are that one end is equipped with opening, and the other end is equipped with the connection cavity of reagent adding mouth；Lower cover 2 is opened
Mouth end is connect with the open end of glass top cover 1 by buckle 4, and sealing plate 3 is equipped between glass top cover 1 and lower cover 2；Sealing
Opening is completely covered in upper surface while the sealing accommodating cavity of 3 lower surface of plate, and the style material contacted with food is affixed on sealing
Behind the upper surface of plate 3, reagent is added from reagent adding mouth, detects the migration situation of style single side.
In the present embodiment, lower cover 2 is cylinder, and 2 opening of lower cover is equipped with the first protruding portion 21 around opening surrounding；
1 open-mouth of glass top cover is equipped with the second protruding portion 11 around open surrounding, and open diameter is greater than the straight of reagent adding mouth
Diameter；Buckle 4 presses the first protruding portion 21 and the fixed glass top cover 1 of the second protruding portion 11 and lower cover 2；Sealing plate 3 and 2 shape of lower cover
At lower part reaction chamber, sample and reagent can be added in lower reaction chamber, the two sides of sample is tested, sample material is obtained
Two face the migration situation of food；Opening is completely covered again in sealing plate 3 simultaneously, after sample single side is tightly attached to sealing plate 3, from
Reagent is added in reagent adding mouth, and sample carries out single side test；It simultaneously can be by the result tested sample single side and two-sided test
Result compareed；In test, the sample of lower accommodating cavity and reagent add before the covering of sealing plate 3, sealing plate 3
Before covering lower cover 2, it is also necessary to which the sample that single side is tested is attached on sealing plate 3；Pass through the fixed glass top cover 1 of buckle 4
With lower cover 2, and from reagent adding mouth instill reagent after, with 12 sealed reagent adding mouth of bottle stopper, finally whole device is moved to dry
It is reacted in dry insulating box.
Referring to Fig. 2, buckle 4 includes arc-shaped compressed part, the portion of pressing is equipped with the upper side and lower side and is respectively equipped with abutting the
Two protruding portions 11 and the first protruding portion 21 press block 43；Arc-shaped compressed part one end is equipped with card slot 45, and the other end is equipped with handle
41, handle 41 is equipped with the fixture block 44 being adapted to card slot 45 by rotation axis connection wire rod 42, screw rod 42, and rotary screw 42 makes
After fixture block is caught in card slot, push handle 41, fixture block is mutually supported with card slot, while tightening compressed part, fixation 1 He of glass top cover
Lower cover 2.
In the present embodiment, the first protruding portion 21 and the second protruding portion 11 are circle, it is preferred that sealing plate 3 and first
Protruding portion 21, the second protruding portion 11 are the identical circle of size；Is equipped on first protruding portion 21 and the second protruding portion 11
One groove and the second groove 22, it is preferred that the first groove, the second groove 22 are located at the first protruding portion 21 and the second protruding portion
11 middle position；High temperature resistant, corrosion resistant packet fluorine sealing ring are connected in first groove and the second groove 22 respectively, fluorine glue is
Kind of material, corrosion-and high-temp-resistant, good toughness, packet fluorine be the outer bread of common rubber one layer of polytetrafluoroethylene film, price ratio
Cheap more of fluorine glue；After the fixed glass top covers 1 of buckle 4 and lower cover 2, packet fluorine sealing ring respectively with 3 upper surface of sealing plate and under
Intimate surface contact, the gap between the first protruding portion 21 of sealing, the second protruding portion 11 and sealing plate 3；So that in sealing ring
Sample is in confined space, is prevented external substance from entering in the sample for participating in reaction, is influenced test result；The single side sealed
Test sample area is about 1 square decimeter；Wherein, 3 material of sealing plate is steel plate, and the edge and second of the first protruding portion 21
The edge of protruding portion 11 is overlapped with the lower surface of circular steel plate and top surface edge respectively；Glass top cover 1 and lower cover 2 are all made of glass
Glass material, it is easy to clean, and it is suitable in test all contact sample and reagent；Both will not be not suitable for as Steel material sample
The migration of acid analogies and heavy metal in experimentation；When will not occur using teflon material, and potential predetermined substance
The problem of migrating risk；And before experiment, reagent adding mouth is sealed by bottle stopper 12.
The advantage of the utility model is:
1, the open end of lower cover and the open end of glass top cover are connected by a snap, and are avoided the trouble being screwed, are torn open
It fills convenient and efficient；
2, sealing plate is equipped between glass top cover and lower cover；Upper surface is complete while the sealing accommodating cavity of sealing plate lower surface
All standing is open, forms two reaction chambers up and down；After the style material contacted with food is affixed on the upper surface of sealing plate, from examination
Agent adding mouth adds reagent, detects the migration situation of style single side；Style and reagent can also be added in lower reaction chamber, to formula
Sample is two-sided to be tested；Single side test with upper reaction chamber compares；
3, glass top cover and lower cover use glass material, are suitable for all analogies；It avoids in the prior art, using not
Rust steel material is not suitable for acid analogies and heavy metal transformation test then；It also avoids using teflon material, it is potential specific
The problem of material transport risk.
Disclosed above is only several specific embodiments of the utility model, but the utility model is not limited to this,
The changes that any person skilled in the art can think of should all fall into the protection scope of the utility model.
Claims (6)
1. a kind of migration test pond of single side test, which is characterized in that including glass top cover and lower cover, the lower cover is opened for one end
The accommodating cavity of mouth, the glass top cover are that one end is equipped with opening, and the other end is equipped with the connection cavity of reagent adding mouth；Under described
The open end of lid and the open end of the glass top cover are connected by a snap, and sealing is equipped between the glass top cover and lower cover
Plate；The opening is completely covered in upper surface while the sealing plate lower surface covers the accommodating cavity, will contact with food
Style material be affixed on the upper surface of the sealing plate after, from reagent adding mouth add reagent, detect style single side migration feelings
Condition.
2. the migration test pond of single side test according to claim 1, which is characterized in that the lower cover opening is equipped with ring
Around the first protruding portion of opening surrounding, the glass top cover open-mouth is equipped with the second protruding portion around open surrounding；Buckle is tight
Press first protruding portion and the fixed glass top cover of the second protruding portion and the lower cover.
3. the migration test pond of single side test according to claim 2, which is characterized in that the buckle includes arc-shaped
Compressed part, the arc-shaped compressed part, which is equipped with the upper side and lower side and is respectively equipped with, is close to second protruding portion and the first protruding portion
Press block；Described arc-shaped compressed part one end is equipped with card slot, and the other end is equipped with handle, and the handle passes through rotation axis connection
The fixture block being adapted to the card slot after the fixture block is caught in the card slot, pushes handle, and the compressed part tightens, described in fixation
Glass top cover and lower cover.
4. the migration test pond of single side test according to claim 2, which is characterized in that first protruding portion and second
It is equipped with the first groove and the second groove on protruding portion, is equipped with the sealing of packet fluorine in first groove and the second groove respectively
Circle, the packet fluorine sealing ring are in close contact with the sealing plate upper and lower surfaces respectively, and the first protruding portion of sealing, second dash forward
Gap between portion and sealing plate out.
5. the migration test pond of single side test according to claim 2, which is characterized in that the sealing plate is circular steel
Plate, and the edge of the edge of first protruding portion and the second protruding portion lower surface and upper surface with the circular steel plate respectively
Coincident.
6. the migration test pond of single side test according to claim 1, which is characterized in that the reagent adding mouth passes through bottle
Plug sealing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821463163.3U CN208621589U (en) | 2018-09-07 | 2018-09-07 | The migration test pond of single side test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821463163.3U CN208621589U (en) | 2018-09-07 | 2018-09-07 | The migration test pond of single side test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208621589U true CN208621589U (en) | 2019-03-19 |
Family
ID=65717228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821463163.3U Active CN208621589U (en) | 2018-09-07 | 2018-09-07 | The migration test pond of single side test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208621589U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110146414A (en) * | 2019-04-30 | 2019-08-20 | 河北省环保产品质量监督检验研究院 | A kind of migration test pond |
| CN112345700A (en) * | 2020-11-05 | 2021-02-09 | 上海烟草集团有限责任公司 | Device for testing migration and barrier performance of dry content packaging material |
-
2018
- 2018-09-07 CN CN201821463163.3U patent/CN208621589U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110146414A (en) * | 2019-04-30 | 2019-08-20 | 河北省环保产品质量监督检验研究院 | A kind of migration test pond |
| CN110146414B (en) * | 2019-04-30 | 2021-12-07 | 河北省产品质量监督检验研究院 | Migration test pool |
| CN112345700A (en) * | 2020-11-05 | 2021-02-09 | 上海烟草集团有限责任公司 | Device for testing migration and barrier performance of dry content packaging material |
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