CN117030363A - Multistage sampling device for food detection - Google Patents
Multistage sampling device for food detection Download PDFInfo
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- CN117030363A CN117030363A CN202311294274.1A CN202311294274A CN117030363A CN 117030363 A CN117030363 A CN 117030363A CN 202311294274 A CN202311294274 A CN 202311294274A CN 117030363 A CN117030363 A CN 117030363A
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- 238000005070 sampling Methods 0.000 title claims abstract description 34
- 235000013305 food Nutrition 0.000 title claims abstract description 22
- 238000001514 detection method Methods 0.000 title claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 69
- 238000007789 sealing Methods 0.000 claims description 9
- 239000011148 porous material Substances 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 5
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 2
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 2
- 241001330002 Bambuseae Species 0.000 claims description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 2
- 239000011425 bamboo Substances 0.000 claims description 2
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 235000013361 beverage Nutrition 0.000 abstract description 68
- 230000000903 blocking effect Effects 0.000 abstract description 38
- 238000000034 method Methods 0.000 abstract description 18
- 239000007788 liquid Substances 0.000 description 4
- 230000005489 elastic deformation Effects 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000011265 semifinished product Substances 0.000 description 1
- 230000001953 sensory effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000001629 suppression Effects 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
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
-
- 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
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/16—Devices for withdrawing samples in the liquid or fluent state with provision for intake at several levels
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- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Biochemistry (AREA)
- Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Hydrology & Water Resources (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention relates to the field of detection, and discloses a multistage sampling device for food detection, which comprises a communicating vessel fixedly connected with the bottom of a connecting ring, wherein the bottom of the communicating vessel is fixedly connected with a blocking plate, the outer surface of the blocking plate is slidably connected with a sliding bin, blocking blocks are symmetrically arranged on the inner wall of the sliding bin, the bottom of the blocking blocks is fixedly connected with the inner wall of the sliding bin, a fixed ring is symmetrically arranged on the outer surface of the sliding bin, the opposite sides of the fixed ring are fixedly connected with the outer surface of the sliding bin, after collection is completed, a hydraulic rod is connected with the fixed ring to enable the sliding bin to slide, the beverage inside the sliding bin is pushed, in the pushing process, the blocking plate is blocked through the blocking plate, the beverage is discharged through a water outlet bin, the blocking plate is connected through the communicating vessel, the blocking plate is enabled to be at a half-scale level under the impact of water flow by utilizing the principle of the communicating vessel, and the collection task cannot be normally carried out.
Description
Technical Field
The invention relates to the field of detection, in particular to a multistage sampling device for food detection.
Background
The food detection is based on some basic theories and various technologies of physics, chemistry and biology, and according to the formulated technical standards, such as international and national food sanitation standards, the quality of food raw materials, auxiliary materials, semi-finished products, finished products and byproducts is checked to ensure that the quality of the products is qualified, the food detection content comprises sensory detection of food, detection of nutritional ingredients, additives and harmful substances in the food, and the like, and a sampling device is used for collecting at the same time, but in the process of beverage collection, the collection of different positions in a beverage pool cannot be achieved;
in the current device, can't gather the beverage of different degree of depth, when gathering simultaneously, the beverage of different degree of depth mixes other layers easily in the collection process, leads to gathering sample confusion, when meeting the jam in the pond simultaneously, can't carry out automatic clear stifled.
Disclosure of Invention
Aiming at the defects of the prior art, the invention solves the technical problems by adopting the following technical scheme: the utility model provides a multistage sampling device for food detection, includes the bottom plate, the inner wall fixedly connected with connecting block of bottom plate, the bottom fixedly connected with drainage mechanism of connecting block, the inner wall symmetry of bottom plate is provided with control mechanism, the surface of control mechanism and the inner wall fixedly connected with of bottom plate, the bottom fixedly connected with sampling mechanism of drainage mechanism, drainage mechanism includes the go-between, the surface sliding connection of smooth storehouse has the connecting bin, the top fixedly connected with play water storehouse of go-between, the top fixedly connected with spread groove of play water storehouse, the inner wall fixedly connected with of spread groove gathers the pipe, the surface of gathering the pipe and the inner wall fixedly connected with of play water storehouse, when the beverage of gathering gets into drainage mechanism, at first through smooth storehouse, make the beverage get into smooth storehouse inside with the beverage through the hole of closure plate through gathering the pipe and absorb the beverage that passes through this moment, gather the beverage of gathering in the collection device through the connecting pipe, realize gathering the beverage to different water layers in the beverage detection, the reliability of gathering is improved still includes;
the connecting mechanism comprises a communicating vessel fixedly connected with the bottom of a connecting ring, a blocking plate is fixedly connected with the bottom of the communicating vessel, a sliding cabin is slidably connected with the outer surface of the blocking plate, blocking blocks are symmetrically arranged on the inner wall of the sliding cabin, the bottom of the blocking blocks are fixedly connected with the inner wall of the sliding cabin, fixing rings are symmetrically arranged on the outer surface of the sliding cabin, opposite sides of the fixing rings are fixedly connected with the outer surface of the sliding cabin, after collection is completed, the sliding cabin is made to slide by connecting the fixing rings through a hydraulic rod, beverage inside the sliding cabin is pushed, the blocking plate is blocked through the blocking blocks in the pushing process, the beverage is discharged through a water outlet cabin, the blocking plate is connected through the communicating vessel, the blocking plate is enabled to be at the lower half-scale level under the impact of water flow by utilizing the principle of the communicating vessel, and the blocking plate is prevented from inclining.
The top fixedly connected with water pump of bottom plate, the output fixedly connected with connecting pipe of water pump, the top symmetry of bottom plate is provided with the air pump, the bottom of air pump and the top fixed connection of bottom plate, the bottom symmetry of bottom plate is provided with the hydraulic stem, the bottom of hydraulic stem and the top fixed connection of bottom plate, the bottom of hydraulic stem and the inner wall fixed connection of solid fixed ring, the bottom of connecting block and the inner wall fixed connection of spread groove provide for gathering work power through the hydraulic stem, control for control mechanism through the air pump, and the water pump is responsible for conveying the beverage of gathering simultaneously.
The sampling mechanism comprises a top bin, the outer surface fixedly connected with fixed plate in top bin, the bottom fixedly connected with of fixed plate gathers the storehouse, the inner wall of gathering the storehouse is provided with the sealing disc, the surface of sealing disc is laminated with the inner wall of gathering the storehouse mutually, the inner wall fixedly connected with anti-blocking mechanism of sealing disc, the top fixedly connected with connecting rod of anti-blocking mechanism, the top fixedly connected with magnetic ring of connecting rod, under control mechanism's control, the sampling mechanism works when the device is in different positions, through opening the connecting axle, drive the rubber dish and break away from the suppression, make hydraulic pressure release the flange, make the beverage gather through the filter plate, get into gathering the storehouse with the beverage, adsorb the smooth storehouse when gathering through the magnetism of magnetic ring, open the connecting axle, smooth storehouse is kept away from during the drainage, the spring promotes and stops gathering work, cooperates with drainage mechanism.
The anti-blocking mechanism comprises a connecting shaft, the surface fixedly connected with fixed slot of connecting shaft, the bottom fixedly connected with spring of fixed slot, the bottom fixedly connected with rubber dish of spring, the bottom fixedly connected with flange of connecting shaft, the surface sliding connection of flange has the filter plate, the top fixedly connected with bottom ring of filter plate, the top of bottom ring and the bottom fixedly connected with who gathers the storehouse, the bottom fixed connection of connecting shaft and connecting rod is gathering the in-process at collection device, and granule in the beverage probably blocks up the filter plate, because the filter plate blocks up the hydraulic pressure and reduces this moment, and the spring is kick-backed this moment, carries out the clearance with the flange and blocks up the filter plate, and then pressure returns, and is propping up the spring back again, gathering, preventing the jam in collection process to influence, lead to the device unable work, artifical unable intervention device in the pond, make the device have clear stifled ability.
The control mechanism comprises a gas bin, a top ring is fixedly connected to the bottom end of the gas bin, a fixed cylinder is fixedly connected to the bottom of the top ring, the outer surface of the gas bin is fixedly connected with the output end of the air pump, ventilation and exhaust are carried out through the air pump by the control mechanism, the depth of the device in the beverage pool is controlled, in operation, beverage slowly enters the control mechanism from the water outlet plate, the device slowly sinks into the beverage pool until the beverage is filled in the gas bin, the device reaches the bottom of the beverage pool to carry out collection work, the position of the device in the beverage pool can be adjusted, multi-stage collection is carried out, and the device carries out multi-stage sampling.
The outer surface of the fixed cylinder is fixedly connected with a water outlet plate, the outer surface of the water outlet plate is symmetrically provided with a curved rod, the bottom of the curved rod is fixedly connected with the top end of the curved rod, one end of the curved rod, which is far away from the water outlet plate, is fixedly connected with a fixed rod, the outer surface of the fixed rod is fixedly connected with the inner wall of the water outlet plate, the top of the fixed rod is fixedly connected with a buffer ball, the outer surface of the fixed rod is slidably connected with a pore plate, after the bottom collecting work is completed, the air pump inflates the air bin, the beverage in the gas bin is discharged through the water outlet plate by the orifice plate under the pushing of the air pressure, so that the air in the gas bin is gradually increased, the device is gradually lifted, meanwhile, the orifice plate slides according to the liquid level in the gas bin when the air is exhausted, the orifice plate is tightly attached to the water outlet plate when the gas is filled in the gas bin, the gas bin is closed, the device floats out of the pool surface, and the buffer ball slowly moves the orifice plate through elastic deformation in the exhausting and draining processes, so that the orifice plate is prevented from being broken in the impact.
The beneficial effects of the invention are as follows:
1. according to the invention, the communicating vessel is arranged, after collection is completed, the hydraulic rod is connected with the fixed ring to enable the sliding cabin to slide, the beverage in the sliding cabin is pushed, in the pushing process, the blocking plate is blocked by the blocking block, the beverage is discharged through the water outlet cabin, the blocking plate is connected by the communicating vessel, and the blocking plate is enabled to be at a half-scale level under the impact of water flow by utilizing the principle of the communicating vessel, so that the blocking plate is prevented from tilting, and the collection task cannot be normally performed.
2. According to the invention, the water pump and the collecting pipe are arranged, the water pump absorbs and collects the beverage passing through the collecting pipe, and the collected beverage is collected into the collecting device through the connecting pipe, so that the beverage of different water layers is collected in beverage detection, the reliability of collection is improved, and the reliability of detection is ensured.
3. According to the invention, the magnetic ring is arranged, the sliding bin is adsorbed during collection by the magnetic attraction of the magnetic ring in the water draining mechanism, the connecting shaft is opened, the sliding bin is far away during water draining, and the spring is pushed to stop collection work and is matched with the water draining mechanism, so that the linkage of the device during work is ensured, and the normal operation of the device is ensured.
4. According to the invention, the convex plate and the spring are arranged, the spring rebounds, the convex plate is pushed into the filter plate, the filter plate is cleaned and blocked, then the pressure intensity returns, the spring is pushed back again, and the collection is carried out, so that the phenomenon that the collection is influenced by the blocking in the collection process, the device cannot work, the device cannot be interfered in a pool manually, the device has the blocking clearing capability, and the normal collection is ensured
5. According to the invention, the gas bin is arranged, the beverage is filled in the gas bin, so that the device reaches the bottom of the beverage pool for collecting, the position of the device in the beverage pool can be adjusted, multi-stage collection is performed, the device performs multi-stage sampling, and the safety of a detection result is ensured.
6. According to the invention, the buffer balls are arranged, the pore plate slides according to the liquid level in the gas bin, when the gas is filled in the gas bin, the pore plate is tightly attached to the water outlet plate, the gas bin is closed, the device floats out of the pool surface, and in the process of exhausting and draining, the buffer balls slowly move the pore plate through elastic deformation, so that the problem of using the device caused by crushing the pore plate in impact is prevented, and the collection work is influenced.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a schematic view of the structure of the drainage mechanism of the present invention;
FIG. 4 is a schematic view of the structure of the connecting mechanism of the present invention;
FIG. 5 is a schematic diagram of the structure of the sampling mechanism of the present invention;
FIG. 6 is a schematic view of the anti-blocking mechanism of the present invention;
FIG. 7 is a schematic view of the control mechanism of the present invention;
FIG. 8 is a schematic structural view of the control mechanism of the present invention;
in the figure: 1. a bottom plate; 2. a drainage mechanism; 3. a sampling mechanism; 4. a control mechanism; 5. a connecting block; 6. a hydraulic rod; 7. a water pump; 8. a connecting pipe; 9. an air pump; 21. a connecting mechanism; 22. a water outlet bin; 23. a connecting groove; 24. a collection tube; 25. a connecting ring; 26. a connecting bin; 211. sliding a bin; 212. a communicating vessel; 213. blocking; 214. a closure plate; 215. a fixing ring; 31. a collection bin; 32. sealing the disc; 33. a fixing plate; 34. a connecting rod; 35. a magnetic ring; 36. a top bin; 37. an anti-blocking mechanism; 371. a filter plate; 372. a bottom ring; 373. a spring; 374. a connecting shaft; 375. a rubber plate; 376. a fixing groove; 377. a convex plate; 41. a top ring; 42. a buffer ball; 43. an orifice plate; 44. a gas bin; 45. a water outlet plate; 46. a fixed rod; 47. a curved bar; 48. and fixing the cylinder.
Detailed Description
The invention will be described in further detail with reference to the drawings and the detailed description. The embodiments of the invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
1-6, a multistage sampling device for food detection, which comprises a bottom plate 1, the inner wall of the bottom plate 1 is fixedly connected with a connecting block 5, the bottom of the connecting block 5 is fixedly connected with a water draining mechanism 2, the inner wall of the bottom plate 1 is symmetrically provided with a control mechanism 4, the outer surface of the control mechanism 4 is fixedly connected with the inner wall of the bottom plate 1, the bottom of the water draining mechanism 2 is fixedly connected with a sampling mechanism 3, the water draining mechanism 2 comprises a connecting ring 25, the outer surface of the water draining mechanism 211 is slidably connected with a connecting bin 26, the top of the connecting ring 25 is fixedly connected with a water outlet bin 22, the top of the water outlet bin 22 is fixedly connected with a connecting groove 23, the inner wall of the connecting groove 23 is fixedly connected with a collecting pipe 24, when the collected beverage enters the water draining mechanism 2, firstly, the beverage enters the water draining bin 211 to pass through holes of a blocking plate 214 through the water pump 7 to absorb and collect the passed beverage through the collecting pipe 24, and collect the collected beverage through the connecting pipe 8 in a collecting device, the reliability of different water layers in the beverage detection is realized, the reliability of the detection is ensured, and the multistage sampling device further comprises;
the connecting mechanism 21 comprises a communicating vessel 212 fixedly connected with the bottom of the connecting ring 25, a blocking plate 214 is fixedly connected with the bottom of the communicating vessel 212, a sliding cabin 211 is slidably connected with the outer surface of the blocking plate 214, blocking blocks 213 are symmetrically arranged on the inner wall of the sliding cabin 211, the bottom of the blocking blocks 213 are fixedly connected with the inner wall of the sliding cabin 211, fixing rings 215 are symmetrically arranged on the outer surface of the sliding cabin 211, opposite sides of the fixing rings 215 are fixedly connected with the outer surface of the sliding cabin 211, after collection is completed, a hydraulic rod 6 is connected with the fixing rings 215 to enable the sliding cabin 211 to slide, beverage in the inside is pushed, in the pushing process, the blocking plate 214 is blocked through the blocking plates 213, the beverage is discharged through a water outlet cabin 22, the blocking plates 214 are connected through the communicating vessel 212, the blocking plates 214 are enabled to be at the lower half scale level under the impact of water flow by utilizing the principle of the communicating vessel 212, and the collection task is prevented from being inclined.
The top fixedly connected with water pump 7 of bottom plate 1, the output fixedly connected with connecting pipe 8 of water pump 7, the top symmetry of bottom plate 1 is provided with air pump 9, the bottom of air pump 9 and the top fixed connection of bottom plate 1, the bottom symmetry of bottom plate 1 is provided with hydraulic rod 6, the bottom of hydraulic rod 6 and the top fixed connection of bottom plate 1, the bottom of hydraulic rod 6 and the inner wall fixed connection of solid fixed ring 215, the bottom of connecting block 5 and the inner wall fixed connection of spread groove 23, carry out power supply for gathering work through hydraulic rod 6, control for control mechanism 4 through air pump 9, water pump 7 is responsible for conveying the beverage of gathering simultaneously.
The sampling mechanism 3 comprises a top bin 36, a fixed plate 33 is fixedly connected to the outer surface of the top bin 36, a collection bin 31 is fixedly connected to the bottom of the fixed plate 33, a sealing disc 32 is arranged on the inner wall of the collection bin 31, the outer surface of the sealing disc 32 is attached to the inner wall of the collection bin 31, an anti-blocking mechanism 37 is fixedly connected to the inner wall of the sealing disc 32, a connecting rod 34 is fixedly connected to the top of the anti-blocking mechanism 37, a magnetic ring 35 is fixedly connected to the top of the connecting rod 34, under the control of the control mechanism 4, the sampling mechanism 3 works in different positions, a connecting shaft 374 is opened to drive a rubber disc 375 to separate from pressing, hydraulic pressure is used for pushing out a convex plate 377, beverages are collected through a filter plate 371, the beverages enter the collection bin 31, the connecting shaft 374 is opened in the water drainage mechanism 2 through magnetic attraction of the magnetic ring 35, the sliding bin 211 is far away in the water drainage process, the spring 373 pushes to stop the collection work and cooperates with the water drainage mechanism 2, the linkage is guaranteed, and the normal operation of the device is guaranteed.
The anti-blocking mechanism 37 comprises a connecting shaft 374, the outer surface fixedly connected with fixed slot 376 of connecting shaft 374, the bottom fixedly connected with spring 373 of fixed slot 376, the bottom fixedly connected with rubber dish 375 of spring 373, the bottom fixedly connected with flange 377 of connecting shaft 374, the surface sliding connection of flange 377 has filter plate 371, the top fixedly connected with bottom ring 372 of filter plate 371, the bottom fixedly connected with of bottom ring 372 and collection storehouse 31 of bottom ring 372, the top of connecting shaft 374 and the bottom fixed connection of connecting rod 34, at sampling mechanism 3 collection in-process, granule in the beverage probably blocks up filter plate 371, this moment is because filter plate 371 blocks up and causes the hydraulic pressure to reduce, spring 373 kick-backs this moment, with flange 377 jack-in, clear up filter plate 371 is stopped up, then pressure returns, spring 373 is pushed back again, in carrying out the collection, prevent the jam in collection in-process influence collection, lead to the device unable work, artifical unable intervention device in the pond, make the device have the clear stifled ability, guarantee the normal clear of collection.
In the second embodiment, with continued reference to fig. 7-8 on the basis of the first embodiment, the control mechanism 4 includes a gas bin 44, a top ring 41 is fixedly connected to the bottom end of the gas bin 44, a fixed cylinder 48 is fixedly connected to the bottom of the top ring 41, the outer surface of the gas bin 44 is fixedly connected to the output end of the air pump 9, ventilation and exhaust are performed on the device through the air pump 9 by the control mechanism 4, depth control of the device in the beverage pool is performed, in operation, beverage slowly enters the control mechanism 4 from the water outlet plate 45, the device slowly sinks into the beverage pool until the beverage is fully filled in the gas bin 44, the device reaches the bottom of the beverage pool to perform collection work, the position of the device in the beverage pool can be adjusted to perform multi-stage collection, the device performs multi-stage sampling, and the safety of detection results is ensured.
The outer surface fixedly connected with play water board 45 of fixed section of thick bamboo 48, the outward surface symmetry of play water board 45 is provided with curved bar 47, the bottom of curved bar 47 and the top fixed connection of curved bar 47, the one end fixedly connected with dead lever 46 of curved bar 47 keeping away from play water board 45, the inner wall fixed connection of dead lever 46 surface and play water board 45, the top fixedly connected with buffering ball 42 of dead lever 46, the surface sliding connection of dead lever 46 has orifice plate 43, accomplish the bottom and gather the work after, air pump 9 aerifys air storehouse 44, make the beverage in air storehouse 44 pass through play water board 45 under the promotion of atmospheric pressure, make the gas in air storehouse 44 increase gradually, at the device rise gradually, simultaneously when the exhaust, the orifice plate slides according to the liquid level in the air storehouse 44, when gas is full of air storehouse 44, make orifice plate 43 hug closely play water board 45, make the air storehouse 44 float out the pond face, in the exhaust and drainage in-process, buffering ball 42 is through elastic deformation, carry out slow removal with orifice plate 43, prevent orifice plate 43 from breaking in the impact, the use of device has an influence work.
When the device is used, the control mechanism 4 is used for ventilation and exhaust through the air pump 9, the depth of the device in the beverage pool is controlled, in operation, beverage slowly enters the control mechanism 4 from the water outlet plate 45, the device slowly sinks into the beverage pool until the beverage is fully filled in the air bin 44, and the device reaches the bottom of the beverage pool for collection.
After the bottom collection work is completed, the air pump 9 inflates the air bin 44, so that beverage in the air bin 44 is discharged through the water outlet plate 45 by the orifice plate 43 under the pushing of air pressure, the air in the air bin 44 is gradually increased, the device is gradually lifted, meanwhile, when the air is discharged, the orifice plate slides according to the liquid level in the air bin 44, when the air is filled in the air bin 44, the orifice plate 43 is tightly attached to the water outlet plate 45, the air bin 44 is closed, and the device floats out of the pool surface.
Under the control of the control mechanism 4, the sampling mechanism 3 works at different positions, and the connecting shaft 374 is opened to drive the rubber plate 375 to separate from pressing, so that the hydraulic pressure pushes the convex plate 377 out, the beverage is collected through the filter plate 371, and the beverage enters the collection bin 31 and enters the drainage mechanism 2.
In the sampling mechanism 3 collection process, particles in the beverage may block the filter plate 371, at this time, the hydraulic pressure is reduced due to the blocking of the filter plate 371, at this time, the spring 373 rebounds, the convex plate 377 is pushed into the filter plate 371, the filter plate 371 is cleaned and blocked, then the pressure returns, and the spring 373 is pushed back again for collection.
When the collected beverage enters the drainage mechanism 2, firstly, the beverage enters the sliding bin 211 to pass through the holes of the blocking plate 214, at the moment, the water pump 7 absorbs and collects the passed beverage through the collecting pipe 24, and the collected beverage is collected into the collecting device through the connecting pipe 8.
After the collection is completed, the hydraulic rod 6 is connected with the fixing ring 215 to enable the sliding bin 211 to slide, the beverage in the sliding bin is pushed, the blocking plate 214 is blocked by the blocking block 213 in the pushing process, and the beverage is discharged through the water outlet bin 22.
It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art and which are included in the embodiments of the present invention without the inventive step, are intended to be within the scope of the present invention. Structures, devices and methods of operation not specifically described and illustrated herein, unless otherwise indicated and limited, are implemented according to conventional means in the art.
Claims (10)
1. The utility model provides a multistage sampling device for food detection, includes bottom plate (1), the inner wall fixedly connected with connecting block (5) of bottom plate (1), the bottom fixedly connected with drainage mechanism (2) of connecting block (5), the inner wall symmetry of bottom plate (1) is provided with control mechanism (4), the surface of control mechanism (4) and the inner wall fixed connection of bottom plate (1), the bottom fixedly connected with sampling mechanism (3) of drainage mechanism (2), its characterized in that: the drainage mechanism (2) comprises a connecting ring (25) and further comprises;
coupling mechanism (21), including with link (25) bottom fixed connection's intercommunication ware (212), the bottom fixedly connected with closure plate (214) of intercommunication ware (212), the surface sliding connection of closure plate (214) has smooth storehouse (211), the inner wall symmetry of smooth storehouse (211) is provided with shutoff piece (213), the bottom of shutoff piece (213) and the inner wall fixed connection of smooth storehouse (211), the surface symmetry of smooth storehouse (211) is provided with solid fixed ring (215), the opposite side of solid fixed ring (215) is connected with the surface fixed of smooth storehouse (211).
2. A multi-stage sampling apparatus for food testing according to claim 1, wherein: the outer surface sliding connection of smooth storehouse (211) has connecting bin (26), the top fixedly connected with play water storehouse (22) of go-between (25), the top fixedly connected with spread groove (23) of play water storehouse (22), the inner wall fixedly connected with of spread groove (23) gathers pipe (24), the surface of gathering pipe (24) and the inner wall fixed connection of play water storehouse (22).
3. A multi-stage sampling apparatus for food testing according to claim 1, wherein: the top fixedly connected with water pump (7) of bottom plate (1), the output fixedly connected with connecting pipe (8) of water pump (7), the top symmetry of bottom plate (1) is provided with air pump (9), the bottom of air pump (9) and the top fixed connection of bottom plate (1).
4. A multi-stage sampling apparatus for food testing according to claim 1, wherein: the bottom symmetry of bottom plate (1) is provided with hydraulic stem (6), the bottom of hydraulic stem (6) and the top fixed connection of bottom plate (1), the bottom of hydraulic stem (6) and the inner wall fixed connection of solid fixed ring (215), the bottom of connecting block (5) and the inner wall fixed connection of spread groove (23).
5. A multi-stage sampling apparatus for food testing according to claim 1, wherein: sampling mechanism (3) are including top storehouse (36), the surface fixedly connected with fixed plate (33) of top storehouse (36), the bottom fixedly connected with of fixed plate (33) gathers storehouse (31), the inner wall of gathering storehouse (31) is provided with seals dish (32), the surface of sealing dish (32) is laminated mutually with the inner wall of gathering storehouse (31), the inner wall fixedly connected with of sealing dish (32) prevents stifled mechanism (37), the top fixedly connected with connecting rod (34) of preventing stifled mechanism (37), the top fixedly connected with magnetic ring (35) of connecting rod (34).
6. A multi-stage sampling apparatus for food testing according to claim 5, wherein: anti-blocking mechanism (37) are including connecting axle (374), the surface fixedly connected with fixed slot (376) of connecting axle (374), the bottom fixedly connected with spring (373) of fixed slot (376), the bottom fixedly connected with rubber dish (375) of spring (373), the bottom fixedly connected with flange (377) of connecting axle (374).
7. The multi-stage sampling apparatus for food testing according to claim 6, wherein: the surface sliding connection of protruding board (377) has filter plate (371), the top fixedly connected with bottom ring (372) of filter plate (371), the top of bottom ring (372) and the bottom fixed connection of gathering storehouse (31), the bottom fixed connection of connecting axle (374) top and connecting rod (34).
8. A multi-stage sampling apparatus for food testing according to claim 1, wherein: the control mechanism (4) comprises an air bin (44), a top ring (41) is fixedly connected to the bottom end of the air bin (44), a fixed cylinder (48) is fixedly connected to the bottom of the top ring (41), and the outer surface of the air bin (44) is fixedly connected with the output end of the air pump (9).
9. The multi-stage sampling apparatus for food testing according to claim 8, wherein: the outer surface fixedly connected with play water board (45) of fixed section of thick bamboo (48), the surface symmetry of play water board (45) is provided with curved bar (47), the bottom of curved bar (47) is fixedly connected with the top of curved bar (47), the one end fixedly connected with dead lever (46) of going out water board (45) are kept away from to curved bar (47).
10. The multi-stage sampling apparatus for food testing according to claim 9, wherein: the outer surface of the fixing rod (46) is fixedly connected with the inner wall of the water outlet plate (45), the top of the fixing rod (46) is fixedly connected with a buffer ball (42), and the outer surface of the fixing rod (46) is slidably connected with a pore plate (43).
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