CN106932548A - The total oxygen analyzer of finished beer and its assay method - Google Patents
The total oxygen analyzer of finished beer and its assay method Download PDFInfo
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- CN106932548A CN106932548A CN201710349072.0A CN201710349072A CN106932548A CN 106932548 A CN106932548 A CN 106932548A CN 201710349072 A CN201710349072 A CN 201710349072A CN 106932548 A CN106932548 A CN 106932548A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/02—Food
- G01N33/14—Beverages
- G01N33/146—Beverages containing alcohol
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Abstract
The invention discloses a kind of total oxygen analyzer of finished beer and its assay method, it includes frame, height regulating frame, suction pipe assembly, elevating mechanism, bottle stationary fixture, valve group part and flow cell, bottle stationary fixture is arranged on the lower position of frame, height regulating frame is arranged on the medium position of frame, and flow cell is arranged on the top of suction pipe assembly；Dissolved oxygen probe is provided with flow cell；Smart structural design of the invention, rationally, the bottleneck space of bottle is determined using gas universal formula and reference method, and retains its pressure and space and do not contacted with the external world, is prevented effectively from contaminated samples；Finished beer is flowed through using flow cell, the dissolved oxygen content in finished beer is directly measured with dissolved oxygen probe；Then the oxygen content in bottleneck space and the total oxygen of finished beer can also can be drawn according to vapor liquid equilibrium, determination step is succinct, simple, convenient, and measurement accuracy is high, it is easy to implement, beneficial to wide popularization and application.
Description
Technical field
The present invention relates to finished beer oxygen content determination techniques field, and in particular to a kind of total oxygen analyzer of finished beer and
Its assay method.
Background technology
There was only the dissolved oxygen in measurement beer to finished beer measurement dissolved oxygen at present, do not carried out specifically designed for bottleneck space
Measurement oxygen content.In finished beer, oxygen content influences whether the mouthfeel of beer, shelf-life etc..So survey of the beer for oxygen
Amount is strict.Content of the oxygen in beer can not ignore the oxygen content inside bottleneck space.In addition, the oxygen in bottleneck space and
Can mutually be changed between dissolved oxygen in beer.So being to need to measure the dissolving in beer for the oxygen content in finished beer
Oxygen and the oxygen content in bottleneck space.
It is at present, by estimation, or to be measured with the method for comparison of the liquid level of bottle-type to the volume in measurement bottleneck space
The volume in bottleneck space.If fruit opens the volume that bottle cap measures bottleneck space by drop method, although measurement is accurate, but pollutes
Sample.To sample of the measurement with unrepairable, so measurement is inaccurate.
The content of the invention
For above-mentioned deficiency, one of the object of the invention is, there is provided a kind of simple structure, easily operated, can be quick and precisely
Determine the total oxygen analyzer of finished beer of the oxygen content of finished beer.
The present invention also aims to, there is provided a kind of assay method of the total oxygen analyzer of above-mentioned finished beer.
To achieve the above object, the technical scheme for being provided is the present invention：A kind of total oxygen analyzer of finished beer, it includes
Frame, height regulating frame, suction pipe assembly, elevating mechanism, bottle stationary fixture, valve group part and flow cell, the bottle are fixed
Fixture is arranged on the lower position of frame, and the height regulating frame is arranged on the medium position of frame, and the valve group part is set
On height regulating frame, the elevating mechanism is vertically set on height regulating frame, and the suction pipe assembly is set by lifting seat
On elevating mechanism, and the suction pipe assembly is connected with valve group part, and the flow cell is arranged on the top of suction pipe assembly；Circulation
Dissolved oxygen probe is provided with pond；Magnetic valve A that the valve group part includes being sequentially connected by pipeline, with reference to space, magnetic valve B and
Magnetic valve C, the pipeline between magnetic valve B and magnetic valve C is provided with temperature sensor and pressure sensor.
Used as a modification of the present invention, the bottle stationary fixture includes guide pillar, determines bottle cover, fast clamping plate, spring and peace
Shelve, determine bottle cover and be set on guide pillar, one end of mounting bracket is horizontally fixed on determines in bottle cover, the other end is provided with and required fixation
The perforate that bottle head size is adapted, the bottom for determining bottle cover is provided with radial direction angle, and the fast clamping plate is located at the lower section of mounting bracket
Position, and radial direction angle is inserted in one end of the fast clamping plate position, and hole clipping of the diameter slightly larger than guide pillar is provided with, the hole clipping is set in be led
On post, on mounting bracket, lower end top pressure makes fast clamping plate downward-sloping and makes hole clipping the upper end top pressure of the spring on fast clamping plate
It is stuck on guide pillar.
Used as a modification of the present invention, the elevating mechanism includes that support, servomotor, screw rod, nut seat, straight line are led
Rail and limit switch, the screw rod are arranged on support by bearing block, and the servomotor is arranged on the top of support and energy
Drive screw turns, the nut seat is arranged on screw rod, and the nut seat side is provided with energy top pressure and it is prevented on support certainly
The limiting section for turning a, side position of line slideway correspondence screw rod is arranged on support, and the lifting seat is movably arranged on straight line and leads
On rail, a upper lateral part of lifting seat activity is provided with the upper hook part of the upper surface that can be pressed against nut seat, lower position be provided with to
The linearly extended lower supporting portion of nut seat lower position, the lower supporting portion is at regular intervals with the lower surface tool of nut seat, described spacing
Switch is arranged on lower supporting portion, and the touch part of the limit switch extends upwardly to the lower position of the limiting section.
A kind of assay method of the total oxygen analyzer of above-mentioned finished beer, it comprises the following steps：
（1）Magnetic valve A, magnetic valve B, magnetic valve C and magnetic valve D in valve group part are closed mode；
（2）Magnetic valve A and magnetic valve B is opened, high-purity gas is full of and is referred to space；The high-purity gas are preferably high pure nitrogen
Body.
（3）Magnetic valve A is closed, P is measured1；V is also obtained by designed reference space simultaneously1；
（4）When suction pipe assembly stretches into bottle, and by the closure of openings of the bottle；
（5）Magnetic valve C is opened, the blend pressure P with pipeline with reference to space is obtained2；
（6）By gas universal formula P1 V1= P2 V2, calculate the V in bottleneck space2；
（7）Finished beer in bottle flows through flow cell, and finished beer is drawn by the dissolved oxygen probe direct measurement in flow cell
In dissolved oxygen content；
（8）The oxygen content in bottleneck space and the total oxygen of finished beer can be drawn according to vapor liquid equilibrium.
Beneficial effects of the present invention are：Smart structural design of the invention, rationally, using gas universal formula and reference side
Method determines the bottleneck space of bottle, and retains its pressure and space and do not contacted with the external world, is prevented effectively from contaminated samples；Utilize
Flow cell flows through finished beer, and the dissolved oxygen content in finished beer is directly measured with dissolved oxygen probe；Then can also be according to gas
Liquid balance can draw the oxygen content in bottleneck space and the total oxygen of finished beer, and determination step is succinct, simple, convenient,
And measurement accuracy is high, it is easy to implement, beneficial to wide popularization and application.
Brief description of the drawings
Fig. 1 is dimensional structure diagram of the invention.
Fig. 2 is the fundamental diagram of valve group part in the present invention.
Fig. 3 is the dimensional structure diagram of bottle stationary fixture in the present invention.
Fig. 4 is the side structure schematic view of bottle stationary fixture in the present invention.
Fig. 5 is the structural representation of elevating mechanism in the present invention.
Specific embodiment
Embodiment：Referring to Fig. 1 to Fig. 5, a kind of total oxygen analyzer of finished beer provided in an embodiment of the present invention, it includes machine
Frame 1, height regulating frame 2, suction pipe assembly 3, elevating mechanism 4, bottle stationary fixture 5, valve group part 6 and flow cell 7, the bottle
Stationary fixture 5 is arranged on the lower position of frame 1, and the height regulating frame 2 is arranged on the medium position of frame 1, the valve group
Part 6 is arranged on height regulating frame 2, and the elevating mechanism 4 is vertically set on height regulating frame 2, and the suction pipe assembly 3 leads to
Lifting seat 8 is crossed to be arranged on elevating mechanism 4, and the suction pipe assembly 3 is connected with valve group part 6, the flow cell 7 is arranged on suction
The top of tube assembly 3；Dissolved oxygen probe is provided with flow cell 7；The valve group part 6 includes the magnetic valve being sequentially connected by pipeline
A61, with reference to space 66, magnetic valve B62 and magnetic valve C63, the pipeline between magnetic valve B62 and magnetic valve C63 is provided with temperature
Sensor 64 and pressure sensor 65.
Referring to Fig. 3 and Fig. 4, the bottle stationary fixture 5 includes guide pillar 51, determines bottle cover 52, fast clamping plate 53, spring 54 and peace
Shelve 55, determine bottle cover 52 and be set on guide pillar 51, one end of mounting bracket 55 is horizontally fixed on determines in bottle cover 52, the other end be provided with
The perforate that the bottle head size of required fixation is adapted, the bottom for determining bottle cover 52 is provided with radial direction angle 521, the fast clamping plate 53
Positioned at the lower position of mounting bracket 55, and 53, the fast clamping plate one end insertion radial direction angle 521, and be provided with diameter slightly larger than leading
The hole clipping of post 51, the hole clipping is set on guide pillar 51, and on mounting bracket 55, lower end top pressure is fast for the upper end top pressure of the spring 54
Make fast clamping plate 53 downward-sloping on clamping plate 53 and hole clipping is stuck on guide pillar 51, realization will determine bottle cover 5 and lock 2 to be fixed on guide pillar 51
On purpose, it is possible to fixed sample bottle, with portable fast clamping plate 53, determine the smooth slip on guide pillar 51 of energy again of bottle cover 52.
Preferably, the upper surface of radial direction angle 521 is horizontal plane, lower surface is inclined plane, the angle between the lower surface and upper surface
It is 7 degree.
Referring to Fig. 5, the elevating mechanism 4 includes support 41, servomotor 42, screw rod 43, nut seat 44, line slideway 45
With limit switch 46, the screw rod 43 is arranged on support 41 by bearing block, and the servomotor 42 is arranged on support 41
Simultaneously energy drive screw 43 is rotated at top, and the nut seat 44 is arranged on screw rod 43, and the side of nut seat 44 is provided with energy top pressure
A side position of the limiting section 441 of its rotation, the correspondence screw rod 43 of line slideway 45 is prevented to be arranged on support 41 on support 41,
The lifting seat 8 is movably arranged on line slideway 45, and a upper lateral part of the activity of lifting seat 8 is provided with and can be pressed against nut seat 44
Upper surface upper hook part 81, lower position is provided with to the linearly extended lower supporting portion 82 of the lower position of nut seat 44, the lower supporting portion
82 is at regular intervals with the lower surface tool of nut seat 44, and the limit switch 46 is arranged on lower supporting portion 82, and the limit switch
46 touch part extends upwardly to the lower position of the limiting section 441.Screw rod 43 is driven to rotate by servomotor 42 so that spiral shell
Under female seat 44, and lifting seat 8 drives suction pipe assembly 3 descending and stretches into bottle under self gravitation effect, when suction pipe assembly 3
Suction pipe assembly 3 is withstood when touching the bottom surface in bottle, at this moment, respective top is pressed in limit after the continuous decrease certain distance of nut seat 44
On the touch part of bit switch 46, limit switch 46 returns to stop signal to controller, is stopped by controller control servomotor 42
Work, that is, stop continuing to stretch the action of pipe, simple and easy to use.
A kind of assay method of the total oxygen analyzer of above-mentioned finished beer, it comprises the following steps：
（1）Magnetic valve A61, magnetic valve B62, magnetic valve C63 and magnetic valve D in valve group part 6 are closed mode；
（2）Magnetic valve A61 and magnetic valve B62 is opened, high-purity gas is full of by air inlet 1 and is referred to space；The high-purity gas
Body is preferably High Purity Nitrogen gas.
（3）Magnetic valve A61 is closed, P is measured1；V is also obtained by designed reference space simultaneously1；
（4）When suction pipe assembly 3 stretches into bottle, and by the closure of openings of the bottle；Finished beer and gas in bottle is by air inlet
Mouth 2 and injection port enter；
（5）Magnetic valve C63 is opened, the blend pressure P with pipeline with reference to space is obtained2；
（6）By gas universal formula P1 V1= P2 V2, calculate the V in bottleneck space2；
（7）Finished beer in bottle flows through flow cell 7, and finished product beer is drawn by the dissolved oxygen probe direct measurement in flow cell 7
Dissolved oxygen content in wine；After measure is finished, finished beer is flowed out by outlet.
（8）The oxygen content in bottleneck space and the total oxygen of finished beer can be drawn according to vapor liquid equilibrium.
The present invention determines the bottleneck space of bottle using gas universal formula and reference method, and retain its pressure and
Space does not contact with the external world, is prevented effectively from contaminated samples；Finished beer is flowed through using flow cell 7, is directly measured with dissolved oxygen probe
Dissolved oxygen content in finished beer；Then the oxygen content and finished beer in bottleneck space can also can be drawn according to vapor liquid equilibrium
Total oxygen, determination step is succinct, and simple, convenient, measurement accuracy is high.
The announcement and teaching of book according to the above description, those skilled in the art in the invention can also be to above-mentioned embodiment party
Formula is changed and changed.Therefore, the invention is not limited in specific embodiment disclosed and described above, to of the invention
Some modifications and changes should also be as falling into scope of the claims of the invention.Although additionally, being used in this specification
Some specific terms, but these terms are merely for convenience of description, do not constitute any limitation to the present invention.Such as the present invention
Described in above-described embodiment, using other analyzers obtained from same or similar structure and its assay method, at this
In invention protection domain.
Claims (7)
1. the total oxygen analyzer of a kind of finished beer, it is characterised in that it includes frame, height regulating frame, suction pipe assembly, lift
Structure, bottle stationary fixture, valve group part and flow cell, the bottle stationary fixture are arranged on the lower position of frame, the height
Degree adjusting bracket is arranged on the medium position of frame, and the valve group part is arranged on height regulating frame, and the elevating mechanism is vertical
It is arranged on height regulating frame, the suction pipe assembly is arranged on elevating mechanism by lifting seat, and the suction pipe assembly and valve group
Part is connected, and the flow cell is arranged on the top of suction pipe assembly；Dissolved oxygen probe is provided with flow cell；The valve group part bag
Include be sequentially connected by pipeline magnetic valve A, with reference to space, magnetic valve B and magnetic valve C, between magnetic valve B and magnetic valve C
Pipeline is provided with temperature sensor and pressure sensor.
2. the total oxygen analyzer of finished beer according to claim 1, it is characterised in that the bottle stationary fixture includes leading
Post, determine bottle cover, fast clamping plate, spring and mounting bracket, determine bottle cover and be set on guide pillar, one end of mounting bracket is horizontally fixed on determines bottle cover
On, the other end is provided with the perforate being adapted with the bottle head size of required fixation, and the bottom for determining bottle cover is provided with radial direction angle, institute
State lower position of the fast clamping plate positioned at mounting bracket, and the fast clamping plate position one end insertion radial direction angle, and be provided with diameter and be slightly larger than
The hole clipping of guide pillar, the hole clipping is set on guide pillar, and on mounting bracket, lower end top pressure is on fast clamping plate for the upper end top pressure of the spring
Make fast clamping plate downward-sloping and hole clipping is stuck on guide pillar.
3. the total oxygen analyzer of finished beer according to claim 1 and 2, it is characterised in that the elevating mechanism includes branch
Frame, servomotor, screw rod, nut seat, line slideway and limit switch, the screw rod are arranged on support by bearing block, institute
Top and energy drive screw turns that servomotor is arranged on support are stated, the nut seat is arranged on screw rod, and the nut seat
Side is provided with energy top pressure prevents a side position of the limiting section of its rotation, line slideway correspondence screw rod to be arranged on support on support
On, the lifting seat is movably arranged on line slideway, and a upper lateral part of lifting seat activity is provided with and can be pressed against nut seat
The upper hook part of upper surface, lower position is provided with to the linearly extended lower supporting portion of nut seat lower position, the lower supporting portion and nut seat
Lower surface tool it is at regular intervals, the limit switch is arranged on lower supporting portion, and the touch part of the limit switch upwardly extends
To the lower position of the limiting section.
4. the assay method of any total oxygen analyzers of finished beer of a kind of claim 1-3, it is characterised in that it is included such as
Lower step：
（1）Magnetic valve A, magnetic valve B, magnetic valve C and magnetic valve D in valve group part are closed mode；
（2）Magnetic valve A and magnetic valve B is opened, high-purity gas is full of and is referred to space；
（3）Magnetic valve A is closed, P is measured1；V is also obtained by designed reference space simultaneously1；
（4）When suction pipe assembly stretches into bottle, and by the closure of openings of the bottle；
（5）Magnetic valve C is opened, the blend pressure P with pipeline with reference to space is obtained2；
（6）By gas universal formula P1 V1= P2 V2, calculate the V in bottleneck space2。
5. the assay method of the total oxygen analyzer of finished beer according to claim 4, it is characterised in that it also includes following
Step：
（7）Finished beer in bottle flows through flow cell, and finished beer is drawn by the dissolved oxygen probe direct measurement in flow cell
In dissolved oxygen content.
6. the assay method of the total oxygen analyzer of finished beer according to claim 5, it is characterised in that it also includes following
Step：
（8）The oxygen content in bottleneck space and the total oxygen of finished beer can be drawn according to vapor liquid equilibrium.
7. the assay method of the total oxygen analyzer of finished beer according to any one in claim 4-6, it is characterised in that
The high-purity gas are High Purity Nitrogen gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710349072.0A CN106932548A (en) | 2017-05-17 | 2017-05-17 | The total oxygen analyzer of finished beer and its assay method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710349072.0A CN106932548A (en) | 2017-05-17 | 2017-05-17 | The total oxygen analyzer of finished beer and its assay method |
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| Publication Number | Publication Date |
|---|---|
| CN106932548A true CN106932548A (en) | 2017-07-07 |
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ID=59429733
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710349072.0A Pending CN106932548A (en) | 2017-05-17 | 2017-05-17 | The total oxygen analyzer of finished beer and its assay method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109975170A (en) * | 2019-04-03 | 2019-07-05 | 广东嘉仪仪器集团有限公司 | A kind of automatic shaking flask formula digital display CO-2 analyser |
| CN110018284A (en) * | 2019-05-21 | 2019-07-16 | 燕京啤酒(桂林漓泉)股份有限公司 | Portable dissolved oxygen instrument wheat juice on-line cooling detection method |
| CN110539932A (en) * | 2019-08-15 | 2019-12-06 | 广东嘉仪仪器集团有限公司 | Cover taking and conveying system |
-
2017
- 2017-05-17 CN CN201710349072.0A patent/CN106932548A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109975170A (en) * | 2019-04-03 | 2019-07-05 | 广东嘉仪仪器集团有限公司 | A kind of automatic shaking flask formula digital display CO-2 analyser |
| CN110018284A (en) * | 2019-05-21 | 2019-07-16 | 燕京啤酒(桂林漓泉)股份有限公司 | Portable dissolved oxygen instrument wheat juice on-line cooling detection method |
| CN110539932A (en) * | 2019-08-15 | 2019-12-06 | 广东嘉仪仪器集团有限公司 | Cover taking and conveying system |
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