CN109187346A - Portable food device for fast detecting - Google Patents
Portable food device for fast detecting Download PDFInfo
- Publication number
- CN109187346A CN109187346A CN201811133562.8A CN201811133562A CN109187346A CN 109187346 A CN109187346 A CN 109187346A CN 201811133562 A CN201811133562 A CN 201811133562A CN 109187346 A CN109187346 A CN 109187346A
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- Prior art keywords
- sleeve
- hole
- plate
- slide plate
- plate body
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
- G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
- G01N21/78—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator producing a change of colour
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- General Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Plasma & Fusion (AREA)
- Sampling And Sample Adjustment (AREA)
- Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
Abstract
The invention discloses a kind of portable food device for fast detecting, it include: first sleeve, the end of first sleeve is equipped with first through hole, a slide plate is arranged in first sleeve, slide plate can be moved along first sleeve axis direction, and a sealing film is sealed in first through hole, forms accommodating chamber between slide plate and first sleeve, it is corresponded on slide plate and is equipped with syringe needle at first through hole, be filled with detection agent in accommodating chamber；Second sleeve is sheathed on first sleeve periphery, and second sleeve can be rotated around first sleeve, and the end of second sleeve offers the second through-hole；L shape conduit comprising vertical pipe, horizontal tube, the lower end of vertical pipe are connected to the second through-hole, and the connection of horizontal tube one side wall is equipped with charge pipe.Detection device of the invention, in accommodating chamber then sample to be tested is added in L shape conduit through charge pipe equipped with the reagent of Testing index is needed, reagent is made to react with sample by sealing, can half-quantitative detection food ingredient to be measured, it is easy to operate.
Description
Technical field
The present invention relates to technical field of food detection.It is more particularly related to which a kind of portable food is quickly examined
Survey device.
Background technique
The detection mode of illegal additive or food additives is usually with Extraction and enrichment or dense in food currently on the market
It after contracting, then is detected with electronics capture, hydrogen flame, ultraviolet or other detectors after chromatographic isolation, this detector detection
Method is accurate, precision is high, detection limit is low, but comparatively detection time length, complex pretreatment, instrument and equipment require high, behaviour
It is big to make difficulty, thus is typically only capable to be applied to various laboratory testings.With the enhancing of the food-safe consciousness of people, those nothings
The green and healthy food of pollution is more and more welcomed by the people.It is badly in need of a large amount of sxemiquantitative even qualitatively quickly inspection in the market
Survey method, this detection method sample generally need not move through complicated pre-treatment, it is only necessary to a few minutes to more than ten minutes energy
Testing result out, whether which kind of model is the content containing a certain amount of object or object be generally in preliminary judgement sample
It encloses.
Summary of the invention
It is an object of the invention to solve at least the above problems, and provide the advantages of at least will be described later.
It is a still further object of the present invention to provide a kind of portable food device for fast detecting, and dress is sealed in accommodating chamber
Then the reagent of Testing index in need sample to be tested is added in L shape conduit through charge pipe, reagent and sample occurs anti-
Answer, can half-quantitative detection food ingredient to be measured, it is easy to operate.
In order to realize these purposes and other advantages according to the present invention, provides a kind of portable food and quickly detect dress
It sets, comprising:
First sleeve, the upper end closing, lower end are open, and the closed end of first sleeve is equipped with first through hole, described
Coaxial sleeve is equipped with a slide plate in first sleeve, and the slide plate can be moved along first sleeve axis direction, close in the first through hole
Feng Youyi seals film, forms accommodating chamber between the slide plate and first sleeve, corresponds at first through hole and be equipped on the slide plate
Syringe needle, the accommodating chamber is interior to be filled with detection agent；
Second sleeve, the upper end closing, lower end are open, and the second sleeve coaxial sleeve is set to first sleeve periphery, described
The closed end of second sleeve and the closed end of first sleeve are inconsistent, and the second sleeve can be rotated around first sleeve, institute
It states the closed end of second sleeve and offers diameter the second through-hole identical with first through hole；
L shape conduit comprising vertical pipe, horizontal tube, one end of the horizontal tube are connected to the upper end of vertical pipe, described perpendicular
The lower end of straight tube is connected to the second through-hole, and the interior of the horizontal tube is equipped with a piston, and the piston is connected with a piston rod to push away
It moves the piston to move along horizontal tube axis direction, the horizontal tube one side wall connection is equipped with charge pipe；
Wherein, when second sleeve turns to the second through-hole and first through hole same position, slide plate is moved up so that needle
Head punctures sealing film, so that first through hole, the second through-hole are connected to.
Preferably, the portable food device for fast detecting, the slide plate are equipped with far from the one side of syringe needle and push away
Mechanism is sent, the delivery device includes:
The lower end surface of 3rd sleeve, one end and slide plate is affixed；
Slide bar, coaxial sleeve are set in 3rd sleeve, and the slide bar can be moved along 3rd sleeve axial direction, the slide bar
End far from 3rd sleeve is stretched out outside 3rd sleeve, and a spring is connected between the slide bar and slide plate；
First plate body, be connected end of the slide bar far from 3rd sleeve vertically, offers one on first plate body
The center of circle of third through-hole, the third through-hole is located on the axis of 3rd sleeve, is also provided with a circular arc on first plate body
Shape limiting slot, the central angle of the limiting slot are 90 °, and one end of the limiting slot is located on the axis of 3rd sleeve；
Second plate body, one end corresponds to and is equipped with a rotating bar at third through-hole, corresponds to equipped with limited block at limiting slot, described
Rotating bar is protruded into the third through-hole and can be rotated around third through-hole, and the limited block protrudes into the limiting slot and can be along institute
State limiting slot rotation.
Preferably, the portable food device for fast detecting, second plate body are set far from one end of rotating bar
There is a circular pressing plate, the pressing plate is vertical with second plate body, and the diameter of the pressing plate is greater than the second plate body
The end diameter contacted with pressing plate.
Preferably, the portable food device for fast detecting, the charge pipe upper port are equipped with rubber stopper with close
Charge pipe is sealed, charge pipe upper end periphery is equipped with external screw thread, and a protecting cover is equipped with internal screw thread, the protecting cover and charge pipe spiral shell in it
It connects to be provide with the rubber stopper.
Preferably, the portable food device for fast detecting, the pressing plate are set far from the end face of the second plate body
There is recessed portion.
Preferably, the portable food device for fast detecting, the first sleeve, second sleeve, L shape conduit are equal
It is made of clear material.
The present invention is include at least the following beneficial effects:
1, portable food device for fast detecting of the invention, sealing is equipped with the examination for needing Testing index in accommodating chamber
Then sample to be tested is added in L shape conduit through charge pipe, reagent is made to react with sample by agent, can half-quantitative detection food
The ingredient to be measured of product, it is easy to operate.
2, portable food device for fast detecting of the invention, when being in off working state, the second plate body of rotation makes it
It is in 90 ° of angles between the first plate body, accordingly even when the second plate body is also difficult that slide bar is pushed to move up by External force interference, and
Spring is connected between slide bar and slide plate, accordingly even when the second plate body is very big by extraneous active force, spring can also offset one
Part external forces can be prevented when the second plate body is by external force, slide plate moves up in turn in this way
Syringe needle is set to puncture sealing film.
Further advantage, target and feature of the invention will be partially reflected by the following instructions, and part will also be by this
The research and practice of invention and be understood by the person skilled in the art.
Detailed description of the invention
Fig. 1 is the structural schematic diagram in the one of technical solution of portable food device for fast detecting of the invention；
Fig. 2 is the structural schematic diagram of the first plate body in another technical solution of the invention；
Fig. 3 is the structural schematic diagram of the second plate body in another technical solution of the invention；
Fig. 4 is the first plate body and the structural representation in a vertical state of the second plate body in another technical solution of the invention
Figure.
Specific embodiment
Present invention will be described in further detail below with reference to the accompanying drawings, to enable those skilled in the art referring to specification text
Word can be implemented accordingly.
It should be noted that in the description of the present invention, term " transverse direction ", " longitudinal direction ", "upper", "lower", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown, is merely for convenience of description of the present invention and simplification of the description, and is not the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to limit of the invention
System.
As shown in figures 1-4, a kind of portable food device for fast detecting, comprising:
First sleeve 1, the upper end closing, lower end are open, and the closed end of the first sleeve 1 is equipped with first through hole 11,
Coaxial sleeve is equipped with a slide plate 12 in the first sleeve 11, and the slide plate 12 can move along 1 axis direction of first sleeve, and described the
It is sealed with a sealing film 13 on one through-hole 11, forms accommodating chamber between the slide plate 12 and first sleeve 1, on the slide plate 12
It is equipped with syringe needle 14 at corresponding first through hole, is filled with detection agent in the accommodating chamber；
Second sleeve 2, the upper end closing, lower end are open, and 2 coaxial sleeve of second sleeve is set to 1 periphery of first sleeve, institute
It is inconsistent to state the closed end of second sleeve 2 and the closed end of first sleeve 1, the second sleeve 2 can be 1 turn around first sleeve
Dynamic, the closed end of the second sleeve 2 offers diameter second through-hole 21 identical with first through hole 11；
L shape conduit comprising vertical pipe 31, horizontal tube 32, one end of the horizontal tube 32 and the upper end of vertical pipe 31 connect
Logical, the lower end of the vertical pipe 31 is connected to the second through-hole 21, and the interior of the horizontal tube 32 is equipped with a piston 33, the piston 33
It is connected with a piston rod 34 to push the piston 33 to move along 32 axis direction of horizontal tube, 32 one side wall of the horizontal tube connection
Equipped with charge pipe 35；
Wherein, when second sleeve 2 turns to the second through-hole 21 with 11 same position of first through hole, slide plate 12 is moved up
So that syringe needle 14 punctures sealing film 13, so that first through hole 11, the second through-hole 21 are connected to.
Portable food device for fast detecting working principle of the invention are as follows: by taking the detection of Nitrate in Vegetable as an example, survey
Nitrate detection agent is filled in the accommodating chamber formed between slide plate 12 and first sleeve 1 before examination, then by vegetables to be measured
It minces and 5~10min of immersion in distilled water is added and obtain soak, horizontal tube 32 then is added by charge pipe 35 in soak
In, then piston 33 is pushed to flow into it smoothly in vertical pipe 31, be rotated further by second sleeve 2, keeps the second through-hole 21 and first logical
When hole 11 is in same position, then slide plate 12 is pushed to move up, and syringe needle 14 is made to puncture sealing film 13, at this time the second through-hole 21
It is connected to first through hole 11, soak flows into first sleeve 1 and chromogenic reaction occurs with nitrate detection agent, when reaction terminates
Afterwards, its color is observed and compared with standard color comparison card color, it is known that the content range of nitrite in vegetable sample.Above-mentioned first
Sleeve 1, second sleeve 2, L shape conduit are made of clear material, and are convenient for observing response.In practice, dress is sealed in accommodating chamber
The reagent of Testing index in need.Detection device of the invention, convenient for certain ingredients of live half-quantitative detection food, side
Portable belt, it is easy to operate.
In another technical solution, the portable food device for fast detecting, the slide plate 12 is far from syringe needle 14
One side be equipped with delivery device, the delivery device includes:
3rd sleeve 4, one end and the lower end surface of slide plate 12 are affixed；
Slide bar 5, coaxial sleeve are set in 3rd sleeve 4, and the slide bar 5 can be moved along 4 axial direction of 3rd sleeve, described
Slide bar 5 stretches out outside 3rd sleeve 4 far from the end of 3rd sleeve 4, and a spring 41 is connected between the slide bar 5 and slide plate 12；
First plate body 6, be connected the end of the slide bar 5 far from 3rd sleeve 4 vertically, opens up on first plate body 6
There is a third through-hole 61, the center of circle of the third through-hole 61 is located on the axis of 3rd sleeve 4, also opens on first plate body 6
Equipped with an arc-shaped limiting slot 62, the central angle of the limiting slot 62 is 90 °, and one end of the limiting slot 62 is located at 3rd sleeve
On 4 axis；
Second plate body 7, one end correspond to and are equipped with a rotating bar 71 at third through-hole 61, correspond at limiting slot 62 equipped with limit
Block 72, the rotating bar 71 are protruded into the third through-hole 61 and can be rotated around third through-hole 61, and the limited block 72 protrudes into institute
It states in limiting slot 62 and can be rotated along the limiting slot 62.
In the above-mentioned technical solutions, when detection device is in off working state, the second plate body 7 of rotation makes itself and the first plate
It is in 90 ° of angles between body 6, accordingly even when the second plate body 7 is also difficult that slide bar 5 is pushed to move up by External force interference, and slide bar 5
Spring 41 is connected between slide plate 12, accordingly even when the second plate body 7 is very big by extraneous active force, spring 41 can also be offset
A part of external forces can be prevented when the second plate body 7 is by external force in this way, and slide plate 12 is to moving up
Dynamic syringe needle 14 punctures sealing film 13；When detection device is in off working state, be rotated further by the second plate body 7, due to limited block 72,
The limitation of limiting slot 62,7 maximum of the second plate body can only rotate 90 °, and the second plate body 7 and the first plate body 6 are in vertical shape at this time
Then state pushes the second plate body 7, and then push slide bar 5 to move up simultaneously compressed spring and further push away to compression,metal-to-metal position
When dynamic second plate body 7, slide plate 12 can be pushed to move up to make syringe needle 14 puncture sealing film 13.
In another technical solution, the portable food device for fast detecting, second plate body 7 is far from rotation
One end of bar 71 is equipped with a circular pressing plate 73, and the pressing plate 73 is vertical with second plate body 7, the pressing plate 73
Diameter is greater than the end diameter of the second plate body 7 contacted with pressing plate 73.Pressing plate 73 is set, when in use convenient for promotion second
Plate body 7.
In another technical solution, the portable food device for fast detecting, 35 upper port of charge pipe is set
There is rubber stopper 36 to seal charge pipe 35, the 35 upper end periphery of charge pipe is equipped with external screw thread, and a protecting cover 37 is equipped with interior spiral shell in it
Line, the protecting cover 37 are spirally connected with charge pipe 35 to be provide with the rubber stopper 36.In this scheme, when detection device is in non-work
When making state, rubber stopper 36 is sealed in 35 mouthfuls of charge pipe and then the protecting cover 37 that is spirally connected prevents L shape conduit to be contaminated, at work,
Protecting cover 37 is first removed, rubber stopper 36 is then removed, can be fed from charge pipe 35.
In another technical solution, the portable food device for fast detecting, the pressing plate 73 is far from second
The end face of plate body 7 is equipped with recessed portion.Recessed portion is arranged in pressing plate 73, and it is adapted with the thumb of people, presses in this way in promotion
Pressing plate 73 makes more labor-saving.
In another technical solution, the portable food device for fast detecting, 1, second set of the first sleeve
Cylinder 2, L shape conduit are made of clear material.First sleeve 1, second sleeve 2, L shape conduit are made of clear material, in this way
Convenient for observing response.
Although the embodiments of the present invention have been disclosed as above, but its is not only in the description and the implementation listed
With it can be fully applied to various fields suitable for the present invention, for those skilled in the art, can be easily
Realize other modification, therefore without departing from the general concept defined in the claims and the equivalent scope, the present invention is simultaneously unlimited
In specific details and legend shown and described herein.
Claims (6)
1. portable food device for fast detecting, comprising:
First sleeve, the upper end closing, lower end are open, and the closed end of first sleeve is equipped with first through hole, and described first
Coaxial sleeve is equipped with a slide plate in sleeve, and the slide plate can be moved along first sleeve axis direction, is sealed in the first through hole
One sealing film, forms accommodating chamber, corresponds on the slide plate and be equipped with syringe needle at first through hole between the slide plate and first sleeve,
Detection agent is filled in the accommodating chamber；
Second sleeve, the upper end closing, lower end are open, and the second sleeve coaxial sleeve is set to first sleeve periphery, and described second
The closed end of sleeve and the closed end of first sleeve are inconsistent, and the second sleeve can be rotated around first sleeve, and described
The closed end of two sleeves offers diameter the second through-hole identical with first through hole；
L shape conduit comprising vertical pipe, horizontal tube, one end of the horizontal tube are connected to the upper end of vertical pipe, the vertical pipe
Lower end be connected to the second through-hole, the interior of the horizontal tube is equipped with a piston, and the piston is connected with a piston rod to push
It states piston to move along horizontal tube axis direction, the horizontal tube one side wall connection is equipped with charge pipe；
Wherein, when second sleeve turns to the second through-hole and first through hole same position, slide plate is moved up so that syringe needle pierces
Broken sealing film, so that first through hole, the second through-hole are connected to.
2. portable food device for fast detecting as described in claim 1, which is characterized in that the slide plate far from syringe needle one
Side is equipped with delivery device, and the delivery device includes:
The lower end surface of 3rd sleeve, one end and slide plate is affixed；
Slide bar, coaxial sleeve are set in 3rd sleeve, and the slide bar can be moved along 3rd sleeve axial direction, and the slide bar is separate
The end of 3rd sleeve is stretched out outside 3rd sleeve, and a spring is connected between the slide bar and slide plate；
First plate body, be connected end of the slide bar far from 3rd sleeve vertically, offers a third on first plate body
The center of circle of through-hole, the third through-hole is located on the axis of 3rd sleeve, and an arc-shaped limit is also provided on first plate body
Position slot, the central angle of the limiting slot are 90 °, and one end of the limiting slot is located on the axis of 3rd sleeve；
Second plate body, one end correspond to and are equipped with a rotating bar at third through-hole, correspond at limiting slot equipped with limited block, the rotation
Bar is protruded into the third through-hole and can be rotated around third through-hole, and the limited block protrudes into the limiting slot and can be along the limit
Position slot rotation.
3. portable food device for fast detecting as claimed in claim 2, which is characterized in that second plate body is far from rotation
One end of bar is equipped with a circular pressing plate, and the pressing plate is vertical with second plate body, and the diameter of the pressing plate is greater than
The end diameter of second plate body contacted with pressing plate.
4. portable food device for fast detecting as described in claim 1, which is characterized in that the charge pipe upper port is equipped with
For rubber stopper to seal charge pipe, charge pipe upper end periphery is equipped with external screw thread, and a protecting cover is equipped with internal screw thread, the protecting cover in it
It is spirally connected with charge pipe to be provide with the rubber stopper.
5. portable food device for fast detecting as described in claim 1, which is characterized in that the pressing plate is far from the second plate
The end face of body is equipped with recessed portion.
6. portable food device for fast detecting as described in claim 1, which is characterized in that the first sleeve, second set
Cylinder, L shape conduit are made of clear material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811133562.8A CN109187346B (en) | 2018-09-27 | 2018-09-27 | Portable food rapid detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811133562.8A CN109187346B (en) | 2018-09-27 | 2018-09-27 | Portable food rapid detection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109187346A true CN109187346A (en) | 2019-01-11 |
| CN109187346B CN109187346B (en) | 2021-04-20 |
Family
ID=64906443
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811133562.8A Active CN109187346B (en) | 2018-09-27 | 2018-09-27 | Portable food rapid detection device |
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| Country | Link |
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| CN (1) | CN109187346B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111893302A (en) * | 2020-06-23 | 2020-11-06 | 洛阳双瑞万基钛业有限公司 | Point type process and device for detecting carbon value of titanium sponge by quickly reducing titanium tetrachloride |
| CN112557382A (en) * | 2020-11-27 | 2021-03-26 | 通标标准技术服务（天津）有限公司 | Food transgenic component detection device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101203176A (en) * | 2005-06-25 | 2008-06-18 | 山桑姆有限公司 | Breath sampling device |
| CN103884709A (en) * | 2014-04-09 | 2014-06-25 | 北京思弗威生物科技有限公司 | Portable food safety detector |
| CN204655505U (en) * | 2015-05-08 | 2015-09-23 | 黄濒颍 | Multifunction folding solution storage device |
| CN206540835U (en) * | 2017-01-23 | 2017-10-03 | 杭州天迈生物科技有限公司 | A kind of Quantitative detection vacuum tube of nitrite in food |
-
2018
- 2018-09-27 CN CN201811133562.8A patent/CN109187346B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101203176A (en) * | 2005-06-25 | 2008-06-18 | 山桑姆有限公司 | Breath sampling device |
| CN103884709A (en) * | 2014-04-09 | 2014-06-25 | 北京思弗威生物科技有限公司 | Portable food safety detector |
| CN204655505U (en) * | 2015-05-08 | 2015-09-23 | 黄濒颍 | Multifunction folding solution storage device |
| CN206540835U (en) * | 2017-01-23 | 2017-10-03 | 杭州天迈生物科技有限公司 | A kind of Quantitative detection vacuum tube of nitrite in food |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111893302A (en) * | 2020-06-23 | 2020-11-06 | 洛阳双瑞万基钛业有限公司 | Point type process and device for detecting carbon value of titanium sponge by quickly reducing titanium tetrachloride |
| CN112557382A (en) * | 2020-11-27 | 2021-03-26 | 通标标准技术服务（天津）有限公司 | Food transgenic component detection device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109187346B (en) | 2021-04-20 |
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