CN116990091A - Rice aroma collection and ingredient determination integrated equipment - Google Patents
Rice aroma collection and ingredient determination integrated equipment Download PDFInfo
- Publication number
- CN116990091A CN116990091A CN202311235563.4A CN202311235563A CN116990091A CN 116990091 A CN116990091 A CN 116990091A CN 202311235563 A CN202311235563 A CN 202311235563A CN 116990091 A CN116990091 A CN 116990091A
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- tank body
- plate
- mounting
- rice
- rod
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- 235000007164 Oryza sativa Nutrition 0.000 title claims abstract description 61
- 235000009566 rice Nutrition 0.000 title claims abstract description 61
- 239000004615 ingredient Substances 0.000 title claims description 10
- 240000007594 Oryza sativa Species 0.000 title 1
- 241000209094 Oryza Species 0.000 claims abstract description 60
- 238000009434 installation Methods 0.000 claims description 32
- 239000002904 solvent Substances 0.000 claims description 30
- 230000001360 synchronised effect Effects 0.000 claims description 29
- 238000007789 sealing Methods 0.000 claims description 19
- 239000003205 fragrance Substances 0.000 claims description 15
- 230000005540 biological transmission Effects 0.000 claims description 13
- 230000006835 compression Effects 0.000 claims description 8
- 238000007906 compression Methods 0.000 claims description 8
- 238000005485 electric heating Methods 0.000 claims description 6
- 230000008676 import Effects 0.000 claims 1
- 230000010354 integration Effects 0.000 claims 1
- 238000001514 detection method Methods 0.000 abstract description 5
- 238000005259 measurement Methods 0.000 description 14
- 230000033001 locomotion Effects 0.000 description 7
- 238000001556 precipitation Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 238000010411 cooking Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
- G01N30/04—Preparation or injection of sample to be analysed
- G01N30/06—Preparation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
- G01N30/62—Detectors specially adapted therefor
- G01N30/72—Mass spectrometers
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Engineering & Computer Science (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The application is suitable for the technical field of rice analysis and detection, and provides integrated equipment for collecting rice aroma and measuring components, which comprises an aroma collecting assembly and a gas chromatography-mass spectrometer, wherein an air outlet of the aroma collecting assembly is connected with an inlet of the gas chromatography-mass spectrometer, the aroma collecting assembly comprises a tank body, a mesh bag and an auxiliary structure, the auxiliary structure comprises a rotary table, a first stepping motor, a mounting rod, a mounting frame, a top plate, an outer screw shaft, a bottom plate and a clamp.
Description
Technical Field
The application belongs to the technical field of rice analysis and detection, and particularly relates to integrated equipment for collecting rice aroma and measuring components.
Background
In different areas, the taste quality and the taste of the rice are different due to the difference of climate and geographic conditions and the different varieties of the rice. Rice in different areas also has its most suitable cooking pattern. For analysis of rice, such as analysis and measurement of aroma components of rice, the aroma of rice needs to be collected when measurement is performed; in the prior art, rice fragrance is emitted generally by means of cooking, extraction and the like, and then collected into a container and sent to measuring equipment for detection, so that the operation is troublesome; in addition, when the rice is steamed and extracted, the rice is basically in a standing state, so that aroma components in the rice are not easy to precipitate, the precipitation speed is low, the measurement time is long, the measurement quantity is low, and the measurement accuracy is influenced.
Disclosure of Invention
The application provides integrated equipment for collecting fragrance and measuring components of rice, and aims to solve the problems.
The application is realized in such a way, the integrated equipment for collecting the fragrance of the rice and measuring the components comprises a fragrance collecting component and a gas chromatography-mass spectrometer, wherein an air outlet of the fragrance collecting component is connected with an inlet of the gas chromatography-mass spectrometer, and the fragrance collecting component comprises:
the tank body is used for containing the solvent, and the top of the tank body is provided with an air outlet;
a net bag arranged in the tank body and used for containing rice;
install in the internal auxiliary structure of jar, auxiliary structure includes:
the rotary table is arranged in the tank body, a first stepping motor is fixed on the outer side wall of the tank body, and an output shaft of the first stepping motor extends into the tank body and is fixedly connected with the rotary table;
the installation rod is arranged at the front side of the turntable, the bottom end of the installation rod is hinged with the bottom of the tank body, the top end of the installation rod is fixedly provided with an installation frame, the mesh bag is arranged in the installation frame, the top of the installation frame is positioned above the mesh bag and fixedly provided with a top plate, the front end surface of the turntable is eccentrically fixedly provided with a hinge pin, and a movable groove for the hinge pin to be inserted and move is formed in the installation rod along the length direction of the installation rod;
the outer screw shaft is arranged in the movable groove, one end of the outer screw shaft, which is close to the hinge pin, is rotationally provided with a hinge seat, the hinge seat is hinged with the hinge pin, the other end of the outer screw shaft penetrates out of the mounting rod, extends into the mounting rack and is fixedly provided with a bottom plate, the outer screw shaft is in screw connection with the mounting rod, and clamps used for fixing two ends of the mesh bag are respectively arranged on the bottom plate and the top plate.
Preferably, the jig includes:
the top plate and the bottom plate are respectively provided with an opening sleeve;
two clamping plates symmetrically arranged in the opening sleeve, and the clamping plates are in sliding connection with the opening sleeve;
and the two clamping plates are respectively in threaded connection with two threaded sections of the two-way screw rod.
Preferably, be located the pocket both sides on the mounting bracket and be equipped with side pressure structure respectively, side pressure structure includes:
the side synchronous wheel is rotatably arranged on the mounting frame, a linkage mechanism is connected between the side synchronous wheel and the turntable, and when the turntable rotates, the side synchronous wheel is driven to rotate through the linkage mechanism;
the other end of the sliding rod is fixedly provided with a side pressing plate;
and the sliding sleeve is sleeved on the sliding rod and hinged with the mounting frame.
Preferably, the linkage mechanism includes:
a plurality of transmission synchronous wheels which are rotatably arranged on the mounting frame at intervals;
and the synchronous belt is connected among the transmission synchronous wheel, the side synchronous wheel and the turntable.
Preferably, the at least one transmission synchronizing wheel is arranged on the mounting frame through an elastic component, the elastic component comprises a compression spring, a mounting plate is fixed on the mounting frame, a mounting block is slidably arranged in the mounting plate, the transmission synchronizing wheel is rotatably arranged on the mounting block, and the compression spring is fixedly connected between the mounting block and the mounting plate.
Preferably, a guide structure is installed in the tank body, and the guide structure comprises:
the first arc plates are arranged on the two side walls of the tank body, one end of each first arc plate is hinged with the tank body, and the other end of each first arc plate is hinged with a second connecting rod;
the second arc plate is close to the second connecting rod, one end of the second arc plate is hinged to the side wall of the tank body, the other end of the second arc plate is hinged to one end, far away from the first arc plate, of the second connecting rod, and electric heating elements are arranged in the first arc plate and the second arc plate;
the two driving wheels are symmetrically and rotatably arranged at the bottom of the tank body, a second stepping motor for driving one driving wheel to rotate is fixed at the bottom of the tank body, the two driving wheels are connected through a driving belt, a first connecting rod is eccentrically hinged to the driving wheels, and one end of the first connecting rod, far away from the driving wheels, is hinged to an adjacent first arc plate.
Preferably, the top of the tank body is fixedly provided with a housing at the air outlet, the top of the housing is communicated with the inlet of the gas chromatograph-mass spectrometer through an air pipe, and the air pipe is provided with a flowmeter.
Preferably, a valve component is installed between the air pipe and the inlet of the gas chromatograph-mass spectrometer, the valve component comprises a cylinder shell and a valve plate, the top and the bottom of the cylinder shell are respectively connected with the air pipe and the inlet of the gas chromatograph-mass spectrometer, an exhaust port is formed in the side wall of the cylinder shell, a rotating shaft is coaxially installed in the cylinder shell, two valve plates are fixedly arranged on the rotating shaft at intervals, the arc length corresponding to the central angle of the two valve plates is larger than the arc length between the top of the cylinder shell and the exhaust port and smaller than the arc length between the top of the cylinder shell and the bottom of the cylinder shell, the valve plates are rotated to enable the air pipe to be communicated with the exhaust port, air in the tank body and the air pipe is exhausted, and then the rotating shaft is rotated again to enable the valve plates to separate the air pipe from the exhaust port and be communicated with the inlet of the gas chromatograph-mass spectrometer.
Preferably, a sealing plate capable of closing the air outlet is arranged in the housing, an extension spring is connected between the sealing plate and the housing, electric push rods are fixed on two sides of the air outlet at the top of the tank body, the telescopic ends of the electric push rods can be in contact with the lower surface of the sealing plate, racks are fixed on the upper surface of the sealing plate, a mounting shaft is fixedly arranged on the side edge of each rack in the housing, a single-stage flywheel is sleeved on the mounting shaft and meshed with the racks, and friction sleeves are arranged between the single-stage flywheel and the mounting shaft to form friction pairs.
Compared with the prior art, the embodiment of the application has the following main beneficial effects:
according to the integrated equipment for collecting the rice aroma and measuring the components, the aroma collecting assembly and the gas chromatograph-mass spectrometer are arranged, the aroma collecting assembly comprises the tank body, the mesh bag and the auxiliary structure, the auxiliary structure comprises the rotary table, the first stepping motor, the mounting rod, the mounting frame, the top plate, the outer screw shaft, the bottom plate and the clamp, the rotary table is driven by the first stepping motor to rotate, the mounting rod is driven by the hinge pin to swing back and forth, the mounting frame and the mesh bag are driven by the mounting rod to swing back and forth, so that the rice in the mesh bag is fully and uniformly contacted with solvent or solvent steam, meanwhile, the bottom plate is driven by the outer screw shaft to do reciprocating motion and simultaneously rotate positively and negatively, the mesh bag can be repeatedly twisted and rotated when the bottom plate rotates positively and negatively, the rice in the mesh bag is further kneaded and extruded, and aroma components in the rice are fully extracted, and the accuracy of subsequent measurement is improved.
Drawings
FIG. 1 is a schematic diagram of a rice aroma collection and ingredient measurement integrated device provided by the application;
fig. 2 is an enlarged view at a in fig. 1;
FIG. 3 is an enlarged view at B in FIG. 1;
FIG. 4 is a schematic view of a guiding structure in an integrated rice aroma collecting and component measuring device according to the present application;
FIG. 5 is a schematic diagram showing the switching of valve components in the integrated rice aroma collection and ingredient measurement device according to the present application;
fig. 6 is a schematic view of the internal structure of a cartridge housing in the integrated rice aroma collection and component measurement device provided by the application.
Reference numerals annotate: 1. a tank body; 2. a first circular arc plate; 3. a housing; 4. an air pipe; 5. a flow meter; 6. a cartridge housing; 7. a valve plate; 8. an exhaust port; 9. a gas chromatograph-mass spectrometer; 10. a top synchronizing wheel; 11. a mounting frame; 12. a synchronous belt; 13. a side synchronizing wheel; 14. a bottom plate; 15. a turntable; 16. an outer screw shaft; 17. a side pressure plate; 18. a sliding sleeve; 19. a slide bar; 20. a mesh bag; 21. a top plate; 22. a first link; 23. a driving wheel; 24. a second stepping motor; 25. a mounting rod; 26. a second link; 27. a second arc plate; 28. an electric heating element; 29. a compression spring; 30. a mounting plate; 31. an opening sleeve; 32. a two-way screw rod; 33. a clamping plate; 34. a rack; 35. a single-stage flywheel; 36. a friction sleeve; 37. an electric push rod; 38. a sealing plate; 39. a tension spring; 40. and (5) mounting a shaft.
Detailed Description
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used in the description of the applications herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application; the terms "comprising" and "having" and any variations thereof in the description of the application and the claims and the description of the drawings above are intended to cover a non-exclusive inclusion. The terms first, second and the like in the description and in the claims or in the above-described figures, are used for distinguishing between different objects and not necessarily for describing a sequential or chronological order.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the application. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments.
The embodiment of the application provides integrated equipment for collecting fragrance of rice and measuring components, which is shown in fig. 1-6, and comprises a fragrance collecting component and a gas chromatography-mass spectrometer 9, wherein an air outlet of the fragrance collecting component is connected with an inlet of the gas chromatography-mass spectrometer 9, and the fragrance collecting component comprises:
the tank body 1 for containing the solvent can be distilled water, the top of the tank body 1 is provided with an air outlet, a gas chromatography-mass spectrometer 9 can be fixed on the tank body 1, a barrel door can be arranged on the tank body 1, rollers are uniformly and symmetrically arranged at the bottom of the tank body 1, the movement is convenient, and a valve liquid inlet pipe and a liquid outlet pipe are connected and arranged on the tank body 1, so that the solvent can be conveniently supplemented or discharged;
a mesh bag 20 arranged in the tank body 1 and used for containing rice;
an auxiliary structure installed in the can 1, the auxiliary structure comprising:
a turntable 15 arranged in the tank body 1, a first stepping motor is fixed on the outer side wall of the tank body 1 and can be fixed through bolts, and an output shaft of the first stepping motor extends into the tank body 1 and is fixedly connected with the turntable 15, and a welding fixing mode can be adopted;
the installation rod 25 is arranged at the front side of the turntable 15, the bottom end of the installation rod 25 is hinged with the bottom of the tank body 1, the top end of the installation rod 25 is fixedly provided with the installation frame 11 and can be fixed through welding, the mesh bag 20 is arranged in the installation frame 11, the top of the installation frame 11 is positioned above the mesh bag 20 and fixedly provided with the top plate 21, the front end surface of the turntable 15 is eccentrically and fixedly provided with a hinge pin, and the installation rod 25 is provided with a movable groove for inserting and moving the hinge pin along the length direction of the installation rod 25;
the outer screw shaft 16 is arranged in the movable groove, one end of the outer screw shaft 16, which is close to the hinge pin, is rotatably provided with a hinge seat, the hinge seat is hinged with the hinge pin, the other end of the outer screw shaft 16 penetrates out of the mounting rod 25 to extend into the mounting frame 11 and is fixedly provided with the bottom plate 14, the outer screw shaft 16 is in screw connection with the mounting rod 25, the screw connection can be understood as a self-water-throwing mop rod structure in life, relative movement is converted into rotation, and the bottom plate 14 and the top plate 21 are provided with clamps for fixing two ends of the net bag 20;
when the rice quantitative detection device works, a barrel door is opened, rice (the rice can be soaked for 30-50min in advance) is filled into a pocket mouth of a mesh bag 20, then the pocket mouth of the mesh bag 20 is fixed through a clamp on a top plate 21, a turntable 15 is driven by a first stepping motor to rotate, a hinge pin is driven by the turntable 15 to revolve, a mounting rod 25 is driven by the hinge pin to reciprocate, a mounting frame 11 and the mesh bag 20 are driven by the mounting rod 25 to reciprocate, so that the rice in the mesh bag 20 is fully and uniformly contacted with solvent or solvent vapor, meanwhile, the hinge pin drives an outer screw shaft 16 to reciprocate relative to the mounting rod 25 along the length direction of the mounting rod 25, and as the outer screw shaft 16 is in screw connection with the mounting rod 25, the outer screw shaft 16 is simultaneously rotated positively and negatively, the outer screw shaft 16 drives a bottom plate 14 to reciprocate and simultaneously rotate positively and negatively, the bottom plate 14 is matched with the top plate 21 when being reciprocated, the mesh bag 20 can be repeatedly twisted and rotated positively and negatively, the rice in the mesh bag 20 can be further kneaded and extruded, so that the aroma components in the rice can be fully extracted, and the aroma components in the rice can be fully measured, and the subsequent measurement performance can be improved;
wherein, anchor clamps include:
the opening sleeves 31 respectively fixed on the top plate 21 and the bottom plate 14 can be fixed by welding;
two clamping plates 33 symmetrically arranged in the opening sleeve 31, wherein the clamping plates 33 are in sliding connection with the opening sleeve 31, and a sliding connection mode of matching a sliding block and a sliding chute can be adopted;
the two-way screw rod 32 which is rotatably arranged on the opening sleeve 31 and penetrates through the two clamping plates 33 can be rotatably arranged through a bearing, and the two clamping plates 33 are respectively in threaded connection with two threaded sections of the two-way screw rod 32;
in use, by rotating the bi-directional screw 32, the bi-directional screw 32 drives the two clamping plates 33 to approach or separate from each other, thereby clamping or unclamping the mesh bag 20.
In this embodiment, the mounting frame 11 is provided with side pressing structures at two sides of the mesh bag 20, and the side pressing structures include:
the side synchronous wheel 13 is rotatably arranged on the mounting frame 11 and can be rotatably arranged through a bearing and a support plate, a linkage mechanism is connected between the side synchronous wheel 13 and the turntable 15, and when the turntable 15 rotates, the side synchronous wheel 13 is driven to rotate through the linkage mechanism;
the other end of the slide bar 19 is fixed with a side pressing plate 17 and can be fixed by screws;
the sliding sleeve 18 is sleeved on the sliding rod 19, and the sliding sleeve 18 is hinged with the mounting frame 11;
it can be understood that the turntable 15 rotates to drive the side synchronizing wheel 13 to rotate through the linkage mechanism, the side synchronizing wheel 13 drives the slide bar 19 to do telescopic motion relative to the sliding sleeve 18 and to do reciprocating swing, and the slide bar 19 drives the side pressing plate 17 to squeeze the rice from the side of the mesh bag 20 at multiple angles, so that the precipitation of the rice aroma components is facilitated.
Specifically, the link mechanism includes:
a plurality of transmission synchronizing wheels rotatably mounted on the mounting frame 11 at intervals;
a synchronous belt 12 connected between the transmission synchronous wheel, the side synchronous wheel 13 and the turntable 15;
when the turntable 15 rotates, the synchronous belt 12 drives the side synchronous wheel 13 to rotate;
further, at least one transmission synchronizing wheel is installed on the installation frame 11 through an elastic component to keep the tensioning of the synchronous belt 12, the elastic component comprises a compression spring 29, an installation plate 30 is fixed on the installation frame 11, an integral type fixing mode is available, an installation block is installed in the installation plate 30 in a sliding mode, the transmission synchronizing wheel is installed on the installation block in a rotating mode, the compression spring 29 is fixedly connected between the installation block and the installation plate 30, the position change of the synchronous belt 12 is possible through the elastic force of the compression spring 29, and meanwhile, the tensioning force is provided for the synchronous belt 12.
Preferably, a guiding structure is installed in the tank body 1, and the guiding structure includes:
the first arc plates 2 are arranged on the two side walls of the tank body 1, one end of each first arc plate 2 is hinged with the tank body 1, and the other end of each first arc plate 2 is hinged with a second connecting rod 26;
the second arc plate 27 is close to the second connecting rod 26, one end of the second arc plate 27 is hinged to the side wall of the tank body 1, the other end of the second arc plate 27 is hinged to one end, far away from the first arc plate 2, of the second connecting rod 26, and an electric heating element 28 is arranged in the first arc plate 2 and the second arc plate 27;
the two driving wheels 23 are symmetrically and rotatably arranged at the bottom of the tank body 1, a second stepping motor 24 for driving one driving wheel 23 to rotate is fixed at the bottom of the tank body 1, the two driving wheels 23 can be fixed through bolts, the two driving wheels 23 are connected through a transmission belt, a first connecting rod 22 is eccentrically hinged to the driving wheel 23, and one end of the first connecting rod 22, far away from the driving wheel 23, is hinged to the adjacent first circular arc plate 2;
it should be explained that, the second stepper motor 24 is started, the second stepper motor 24 drives the driving wheel 23 to rotate, the two driving wheels 23 rotate synchronously, the driving wheel 23 drives the first circular arc plate 2 to swing reciprocally through the first connecting rod 22, the first circular arc plate 2 drives the second circular arc plate 27 to swing reciprocally through the second connecting rod 26, on one hand, the electric heating element 28 in the first circular arc plate 2 and the second circular arc plate 27 can fully and uniformly heat the solvent in the tank 1, on the other hand, the movement directions of the first circular arc plate 2 and the second circular arc plate 27 are opposite, as shown in fig. 4, when the first circular arc plate 2 moves towards the side wall of the tank 1, the solvent or solvent vapor between the first circular arc plate 2 and the side wall of the tank 1 is pushed to be extruded towards the second circular arc plate 27, at the moment, the second circular arc plate 27 moves towards the side wall far away from the tank 1, the extruded solvent or solvent vapor is guided towards the middle of the tank 1 through the second connecting rod 26, the rice in the middle of the drum 20 is impacted by the first circular arc plate 2, when the first circular arc plate 2 moves towards the side wall far away from the tank 1, the second circular arc plate 27 moves towards the side wall of the tank 1, the solvent or the solvent vapor is extruded from the other circular arc plate 2, so that the solvent or solvent vapor is extruded from the side wall of the tank 1 is fully, the other circular arc plate is extruded towards the side wall of the tank 1, so that the solvent vapor is extruded from the solvent vapor is fully, and the solvent vapor is extruded towards the side wall of the side wall, and the solvent vapor is fully, and the solvent vapor is extruded towards the side wall, and the side wall is fully, and the solvent vapor is extruded from the side of the side wall, and is more than the side wall, and is fully, and the accuracy of subsequent measurement is improved.
Further, a housing 3 is fixedly arranged at the gas outlet of the top of the tank body 1, the top of the housing 3 is communicated with the inlet of a gas chromatograph-mass spectrometer 9 through a gas pipe 4, and a flowmeter 5 is arranged on the gas pipe 4;
further, a valve assembly is installed between the air pipe 4 and the inlet of the gas chromatograph-mass spectrometer 9, the valve assembly comprises a cylinder shell 6 and valve plates 7, the top and the bottom of the cylinder shell 6 are respectively connected with the air pipe 4 and the inlet of the gas chromatograph-mass spectrometer 9, an exhaust port 8 is formed in the side wall of the cylinder shell 6, a rotating shaft is coaxially installed in the cylinder shell 6, two valve plates 7 are fixed on the rotating shaft at intervals, the arc length corresponding to the central angle of the two valve plates 7 is greater than the arc length between the top of the cylinder shell 6 and the exhaust port 8 and is smaller than the arc length between the top and the bottom of the cylinder shell 6, the valve plates 7 are rotated to enable the air pipe 4 to be communicated with the exhaust port 8, air in the tank body 1 and the air pipe 4 are discharged, and then the rotating shaft is rotated to enable the valve plates 7 to separate the air pipe 4 from the exhaust port 8 and be communicated with the inlet of the gas chromatograph-mass spectrometer 9;
in this embodiment, a sealing plate 38 capable of closing the air outlet is arranged in the housing 3, an extension spring 39 is connected between the sealing plate 38 and the housing 3, electric push rods 37 are fixed on two sides of the air outlet at the top of the tank body 1, the telescopic ends of the electric push rods 37 can be in contact with the lower surface of the sealing plate 38, when air is initially discharged, the electric push rods 37 extend to push the sealing plate 38 to move upwards, the air outlet is opened, air in the tank body 1 is conveniently discharged, after the air discharge is finished, the electric push rods 37 shorten and reset, the sealing plate 38 resets under the extension spring 39 to close the air outlet, a rack 34 is fixed on the upper surface of the sealing plate 38, a mounting shaft 40 is fixedly mounted on the side edge of the rack 34 in the housing 3, a single-stage flywheel 35 is sleeved on the mounting shaft 40, and a friction sleeve 36 is arranged between the single-stage flywheel 35 and the mounting shaft 40 to form a friction pair;
it should be explained that, when the air pressure in the tank 1 is continuously increased, the sealing plate 38 is pushed upwards, the air outlet is opened, a large amount of accumulated air is discharged from the air outlet, the air enters the gas chromatograph-mass spectrometer 9 through the air pipe 4, the measurement accuracy is improved, the condition that the air cannot be measured due to too little air is avoided, the sealing plate 38 drives the rack 34 to move upwards, the single-stage flywheel 35 does not block the rack 34, when the air pressure is reduced along with the discharge of the air in the tank 1 from the air outlet, the sealing plate 38 moves downwards under the tension of the tension spring 39, the rack 34 moves downwards, the rack 34 drives the single-stage flywheel 35 to rotate, the speed of the downward movement of the rack 34 is slowed down due to the existence of the friction pair, the time that the sealing plate 38 seals the air outlet is delayed, and more air is allowed to be discharged from the air outlet.
In summary, the application provides integrated equipment for collecting fragrance and measuring components of rice, which has the following working principle:
when the rice quantitative detection device works, a barrel door is opened, rice (the rice can be soaked for 30-50min in advance) is filled into a pocket mouth of a mesh bag 20, then the pocket mouth of the mesh bag 20 is fixed through a clamp on a top plate 21, a turntable 15 is driven by a first stepping motor to rotate, a hinge pin is driven by the turntable 15 to revolve, a mounting rod 25 is driven by the hinge pin to reciprocate, a mounting frame 11 and the mesh bag 20 are driven by the mounting rod 25 to reciprocate, so that the rice in the mesh bag 20 is fully and uniformly contacted with solvent or solvent vapor, meanwhile, the hinge pin drives an outer screw shaft 16 to reciprocate relative to the mounting rod 25 along the length direction of the mounting rod 25, and as the outer screw shaft 16 is in screw connection with the mounting rod 25, the outer screw shaft 16 is simultaneously rotated positively and negatively, the outer screw shaft 16 drives a bottom plate 14 to reciprocate and simultaneously rotate positively and negatively, the bottom plate 14 is matched with the top plate 21 when being reciprocated, the mesh bag 20 can be repeatedly twisted and rotated positively and negatively, the rice in the mesh bag 20 can be further kneaded and extruded, so that the aroma components in the rice can be fully extracted, and the aroma components in the rice can be fully measured, and the subsequent measurement performance can be improved; the turntable 15 rotates to drive the side synchronous wheel 13 to rotate through the synchronous belt 12, the side synchronous wheel 13 drives the sliding rod 19 to do telescopic motion relative to the sliding sleeve 18 and do reciprocating swing, the sliding rod 19 drives the side pressing plate 17 to extrude rice at multiple angles from the side edge of the net bag 20, precipitation of aroma components of the rice is facilitated, the second stepping motor 24 is started, the second stepping motor 24 drives the driving wheel 23 to rotate synchronously, the driving wheel 23 drives the first circular arc plate 2 to do reciprocating swing through the first connecting rod 22, the first circular arc plate 2 drives the second circular arc plate 27 to do reciprocating swing through the second connecting rod 26, on one hand, the electric heating parts 28 in the first circular arc plate 2 and the second circular arc plate 27 can fully and uniformly heat the solvent in the tank body 1, on the other hand, impact of the solvent or solvent steam to the rice can be formed from multiple directions, the solvent or the solvent steam can fully and uniformly contact the rice, aroma components of the rice are fully extracted, and the accuracy of subsequent measurement is improved.
The above embodiments are only for illustrating the technical solution of the present application, and not for limiting the scope of the present application. It will be apparent that the described embodiments are merely some, but not all, embodiments of the application. Based on these embodiments, all other embodiments that may be obtained by one of ordinary skill in the art without inventive effort are within the scope of the application.
Claims (8)
1. The utility model provides a rice fragrance collects and ingredient survey integration equipment, includes fragrance collection subassembly and gas chromatography-mass spectrometer, its characterized in that, the gas outlet of fragrance collection subassembly is connected with gas chromatography-mass spectrometer's import, fragrance collection subassembly includes:
the tank body is used for containing the solvent, and the top of the tank body is provided with an air outlet;
a net bag arranged in the tank body and used for containing rice;
install in the internal auxiliary structure of jar, auxiliary structure includes:
the rotary table is arranged in the tank body, a first stepping motor is fixed on the outer side wall of the tank body, and an output shaft of the first stepping motor extends into the tank body and is fixedly connected with the rotary table;
the installation rod is arranged at the front side of the turntable, the bottom end of the installation rod is hinged with the bottom of the tank body, the top end of the installation rod is fixedly provided with an installation frame, the mesh bag is arranged in the installation frame, the top of the installation frame is positioned above the mesh bag and fixedly provided with a top plate, the front end surface of the turntable is eccentrically fixedly provided with a hinge pin, and a movable groove for the hinge pin to be inserted and move is formed in the installation rod along the length direction of the installation rod;
the outer screw shaft is arranged in the movable groove, one end of the outer screw shaft, which is close to the hinge pin, is rotatably provided with a hinge seat, the hinge seat is hinged with the hinge pin, the other end of the outer screw shaft penetrates out of the mounting rod, extends into the mounting frame and is fixedly provided with a bottom plate, the outer screw shaft is in screw connection with the mounting rod, and the bottom plate and the top plate are respectively provided with a clamp for fixing two ends of the mesh bag;
the clamp comprises:
the top plate and the bottom plate are respectively provided with an opening sleeve;
two clamping plates symmetrically arranged in the opening sleeve, and the clamping plates are in sliding connection with the opening sleeve;
and the two clamping plates are respectively in threaded connection with two threaded sections of the two-way screw rod.
2. The integrated apparatus for collecting and measuring aroma of rice as claimed in claim 1, wherein the side pressure structures are respectively provided on both sides of the mesh bag on the mounting frame, and the side pressure structures comprise:
the side synchronous wheel is rotatably arranged on the mounting frame, a linkage mechanism is connected between the side synchronous wheel and the turntable, and when the turntable rotates, the side synchronous wheel is driven to rotate through the linkage mechanism;
the other end of the sliding rod is fixedly provided with a side pressing plate;
and the sliding sleeve is sleeved on the sliding rod and hinged with the mounting frame.
3. The integrated rice aroma collection and ingredient determination apparatus of claim 2, wherein the linkage mechanism comprises:
a plurality of transmission synchronous wheels which are rotatably arranged on the mounting frame at intervals;
and the synchronous belt is connected among the transmission synchronous wheel, the side synchronous wheel and the turntable.
4. The integrated rice aroma collecting and ingredient measuring device according to claim 3, wherein the at least one transmission synchronizing wheel is mounted on the mounting frame through an elastic component, the elastic component comprises a compression spring, a mounting plate is fixed on the mounting frame, a mounting block is slidably mounted in the mounting plate, the transmission synchronizing wheel is rotatably mounted on the mounting block, and the compression spring is fixedly connected between the mounting block and the mounting plate.
5. The integrated rice aroma collecting and ingredient measuring apparatus according to claim 1, wherein a guide structure is installed in the tank body, the guide structure comprising:
the first arc plates are arranged on the two side walls of the tank body, one end of each first arc plate is hinged with the tank body, and the other end of each first arc plate is hinged with a second connecting rod;
the second arc plate is close to the second connecting rod, one end of the second arc plate is hinged to the side wall of the tank body, the other end of the second arc plate is hinged to one end, far away from the first arc plate, of the second connecting rod, and electric heating elements are arranged in the first arc plate and the second arc plate;
the two driving wheels are symmetrically and rotatably arranged at the bottom of the tank body, a second stepping motor for driving one driving wheel to rotate is fixed at the bottom of the tank body, the two driving wheels are connected through a driving belt, a first connecting rod is eccentrically hinged to the driving wheels, and one end of the first connecting rod, far away from the driving wheels, is hinged to an adjacent first arc plate.
6. The integrated rice aroma collecting and ingredient measuring device according to claim 1, wherein a cover is fixedly arranged at the air outlet of the top of the tank body, the top of the cover is communicated with the inlet of the gas chromatograph-mass spectrometer through an air pipe, and a flowmeter is arranged on the air pipe.
7. The integrated equipment for collecting and measuring rice aroma as recited in claim 6, wherein a valve assembly is installed between the air pipe and the inlet of the gas chromatograph-mass spectrometer, the valve assembly comprises a cylinder shell and a valve plate, the top and the bottom of the cylinder shell are respectively connected with the inlet of the air pipe and the inlet of the gas chromatograph-mass spectrometer, the side wall of the cylinder shell is provided with an exhaust port, a rotating shaft is coaxially installed in the cylinder shell, two valve plates are fixed on the rotating shaft at intervals, the arc length corresponding to the central angles of the two valve plates is greater than the arc length between the top of the cylinder shell and the exhaust port and is smaller than the arc length between the top and the bottom of the cylinder shell, the valve plates are rotated to enable the air pipe to be communicated with the exhaust port to discharge air in the cylinder body and the air pipe, and then the rotating shaft is rotated to enable the valve plates to separate the air pipe from the exhaust port to be communicated with the inlet of the gas chromatograph-mass spectrometer.
8. The integrated rice aroma collecting and ingredient measuring device according to claim 6, wherein a sealing plate capable of closing the air outlet is arranged in the housing, an extension spring is connected between the sealing plate and the housing, electric push rods are fixed on two sides of the air outlet at the top of the tank body, the telescopic ends of the electric push rods are in contact with the sealing plate, racks are fixed on the upper surfaces of the sealing plates, a mounting shaft is fixedly arranged on the side edge of each rack in the housing, a single-stage flywheel is sleeved on the mounting shaft and meshed with the racks, and friction sleeves are arranged between the single-stage flywheel and the mounting shaft to form friction pairs.
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| CN202311235563.4A CN116990091B (en) | 2023-09-25 | 2023-09-25 | Rice aroma collection and ingredient determination integrated equipment |
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| CN202311235563.4A CN116990091B (en) | 2023-09-25 | 2023-09-25 | Rice aroma collection and ingredient determination integrated equipment |
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| CN116990091B CN116990091B (en) | 2024-02-13 |
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