CN110823645B - Portable liquid food detects uses sampler - Google Patents
Portable liquid food detects uses sampler Download PDFInfo
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- CN110823645B CN110823645B CN201911176480.6A CN201911176480A CN110823645B CN 110823645 B CN110823645 B CN 110823645B CN 201911176480 A CN201911176480 A CN 201911176480A CN 110823645 B CN110823645 B CN 110823645B
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- 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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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
- A23L5/00—Preparation or treatment of foods or foodstuffs, in general; Food or foodstuffs obtained thereby; Materials therefor
- A23L5/20—Removal of unwanted matter, e.g. deodorisation or detoxification
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/38—Diluting, dispersing or mixing samples
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- 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
- G01N2001/1418—Depression, aspiration
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Abstract
The invention provides a portable sampler for liquid food detection, which relates to the technical field of liquid samplers and comprises a holding part, a liquid storage part, a sampling pipe, a liquid outlet pipe, a vacuum generation assembly, a disinfection assembly and a stirring assembly, wherein the vacuum generation assembly, the disinfection assembly and the stirring assembly are arranged on the liquid storage part; the vacuum generating assembly can generate negative pressure in the liquid storage cavity, so that liquid to be sampled is automatically sucked into the liquid storage cavity through the sampling pipe, the automatic extraction of the sampled liquid is realized, an operator does not need to pull and pull a piston, the labor and the time are saved, and the one-hand operation can be carried out; the liquid in the liquid storage cavity can be discharged by opening the control valve on the liquid outlet pipe, so that the use is also convenient; the disinfection component can disinfect the liquid in the liquid storage cavity, so that the liquid storage cavity is favorably cleaned, and the liquid is prevented from being polluted; the stirring subassembly can stir the liquid of stock solution intracavity, no longer need stir liquid through the artifical mode that rocks, has increased traditional liquid food sampler's function, and it is more convenient to use.
Description
Technical Field
The invention relates to the technical field of liquid samplers, in particular to a portable sampler for liquid food detection.
Background
The food can meet the normal physiological and biochemical energy requirements of human bodies, the safety of the food is particularly concerned by the masses, and in order to ensure the food safety, the national food safety supervision department carries out unscheduled sampling detection on the food circulating in the market.
To the detection of liquid food, the sample process is especially important, and the sampler of a lot of liquid food is mostly syringe structure at present, and operator's pull handle drives the piston and removes, with liquid extraction to the syringe in, need both hands cooperation operation, it is inconvenient to use.
The liquid food sampler of the prior injector structure is also mostly disposable, can not be recycled, and has great waste on resources; when the liquid in the injector needs to be stirred, the liquid is usually shaken, and the whole function is single.
The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art that is known to a person skilled in the art.
Disclosure of Invention
The invention aims to provide a portable liquid food detection sampler, which solves the technical problems of single function and inconvenient use of the liquid sampler in the prior art.
In order to solve the technical problems, the technical scheme provided by the invention is as follows:
the invention provides a portable sampler for liquid food detection, which comprises a holding part, a liquid storage part, a sampling pipe, a liquid outlet pipe, a vacuum generation assembly, a disinfection assembly and a stirring assembly, wherein the vacuum generation assembly, the disinfection assembly and the stirring assembly are arranged on the liquid storage part;
an accommodating space is arranged in the holding part, the liquid storage part is arranged in the accommodating space and is connected with the inner wall of the holding part, and a liquid storage cavity is surrounded between the liquid storage part and the holding part;
the sampling pipe and the liquid outlet pipe are arranged on the holding part, the liquid outlet pipe is arranged on one side of the sampling pipe, the sampling pipe and the liquid outlet pipe are both communicated with the liquid storage cavity, and a control valve is arranged on the liquid outlet pipe;
the vacuum generating assembly is communicated with the liquid storage cavity and is used for generating negative pressure in the liquid storage cavity so as to suck liquid to be sampled into the liquid storage cavity through the sampling pipe;
the disinfection component extends into the liquid storage cavity and is used for disinfecting liquid in the liquid storage cavity; the stirring assembly is rotatably connected with the liquid storage part and used for stirring the liquid in the liquid storage cavity.
Further, the stirring assembly comprises a driving part, a stirring body and auxiliary stirring teeth;
the stirring body is arranged in the liquid storage cavity, the driving part is arranged on the liquid storage part, a driving shaft of the driving part extends into the liquid storage cavity and is in transmission connection with the stirring body, and the driving part is used for driving the stirring body to rotate;
a plurality of the auxiliary stirring teeth are arranged on the stirring body.
Further, the liquid storage part comprises an inner container body and an external fixing body;
the inner container body and the outer fixing body are arranged in the accommodating space, the outer fixing body is sleeved outside the inner container body, the bottom end of the inner container body and the bottom end of the outer fixing body are connected with the inner wall of the holding part, and the liquid storage cavity is surrounded among the inner container body, the holding part and the outer fixing body;
the internal liquid flow passageway that is provided with of inner bag, the inner bag body is close to the one end at top and is provided with the intercommunication mouth, liquid flow passageway passes through the intercommunication mouth with stock solution chamber intercommunication, the sampling pipe with liquid flow passageway intercommunication, the drive division vacuum generation subassembly with the disinfection subassembly all install in on the external fixation body.
Furthermore, the portable sampler for liquid food detection also comprises a telescopic protective tube;
the flexible pillar cover is located outside the sampling pipe, the one end of flexible pillar with the outer wall connection of portion of gripping, flexible pillar can be followed self length direction and is stretched out and drawn back.
Further, the portable sampler for liquid food detection also comprises an air blowing assembly arranged in the accommodating space;
an air blowing channel is arranged between the telescopic protection tube and the sampling tube in a surrounding mode, the air blowing assembly is communicated with the air blowing channel, and air blown out by the air blowing assembly blows towards liquid to be sampled along the air blowing channel.
Furthermore, the sampler for detecting the portable liquid food also comprises a flow measuring part arranged on the inner wall of the sampling pipe, and the flow measuring part is used for measuring the volume of the liquid entering the liquid storage cavity through the sampling pipe.
Further, the sampler for detecting the portable liquid food also comprises an illumination assembly arranged on the holding part, and the illumination assembly comprises a plurality of illumination lamps.
Furthermore, the portable sampler for liquid food detection also comprises a control component and a digital display component which are arranged on the holding part;
the control assembly comprises a first control button for controlling the vacuum generation assembly to start and stop, a second control button for controlling the disinfection assembly to start and stop, a third control button for controlling the stirring assembly to start and stop, a fourth control button for controlling the blowing assembly to start and stop and a fifth control button for controlling the illumination assembly to light and extinguish;
the digital display assembly comprises a display screen, and the display screen is electrically connected with the flow measurement part and used for displaying the volume of the liquid entering the liquid storage cavity through the sampling pipe.
Further, the vacuum generating assembly comprises a vacuum pump, and the vacuum pump is mounted on the external fixing body and communicated with the liquid storage cavity.
Further, the disinfection subassembly includes the ultraviolet disinfection lamp, the ultraviolet disinfection lamp install in on the external fixation body, just the ultraviolet disinfection lamp stretches into in the stock solution intracavity.
By combining the technical scheme, the invention has the beneficial effects that:
the invention provides a portable sampler for liquid food detection, which comprises a holding part, a liquid storage part, a sampling pipe, a liquid outlet pipe, a vacuum generation assembly, a disinfection assembly and a stirring assembly, wherein the vacuum generation assembly, the disinfection assembly and the stirring assembly are arranged on the liquid storage part; the holding part is internally provided with an accommodating space, the liquid storage part is arranged in the accommodating space and is connected with the inner wall of the holding part, and a liquid storage cavity is surrounded between the liquid storage part and the holding part; the sampling pipe and the liquid outlet pipe are arranged on the holding part, the liquid outlet pipe is arranged on one side of the sampling pipe, the sampling pipe and the liquid outlet pipe are both communicated with the liquid storage cavity, and a control valve is arranged on the liquid outlet pipe; the vacuum generating assembly is communicated with the liquid storage cavity and is used for generating negative pressure in the liquid storage cavity so as to suck the liquid to be sampled into the liquid storage cavity through the sampling pipe; the disinfection component extends into the liquid storage cavity and is used for disinfecting liquid in the liquid storage cavity; the stirring assembly is rotatably connected with the liquid storage part and is used for stirring the liquid in the liquid storage cavity.
Because the liquid storage cavity is arranged between the liquid storage part and the holding part in an enclosing manner, and the vacuum generating assembly can generate negative pressure in the liquid storage cavity, the liquid to be sampled is automatically pumped into the liquid storage cavity through the sampling pipe, the automatic sampling of the sampled liquid is realized, an operator does not need to pull and pull the piston, the labor and the time are saved, and the one-hand operation can be carried out; the liquid in the liquid storage cavity can be discharged by opening the control valve on the liquid outlet pipe, and the use is also very convenient.
In addition, the disinfection component can disinfect the liquid in the liquid storage cavity, so that the liquid storage cavity is favorably cleaned, and the liquid is prevented from being polluted; the stirring subassembly can stir the liquid of stock solution intracavity, no longer need stir liquid through the artifical mode that rocks, has increased traditional liquid food sampler's function, and it is more convenient to use.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic overall structure diagram of a portable sampler for liquid food detection according to an embodiment of the present invention;
FIG. 2 is a front view of a portable liquid food testing sampler provided in accordance with an embodiment of the present invention;
fig. 3 is a sectional view taken along a-a direction in fig. 2.
Icon: 100-a grip portion; 200-a liquid storage part; 210-inner container body; 221-a communication port; 220-external fixation body; 300-a sampling tube; 310-a liquid outlet pipe; 311-control valve; 320-a telescopic protection pipe; 330-flow measuring section; 400-a vacuum generating assembly; 500-a disinfecting assembly; 600-a stirring component; 610-a drive section; 620-stirring the body; 630-auxiliary stirring teeth; 700-a blow-off assembly; 800-a lighting assembly; 810-a control component; 811-first control button; 812-a second control button; 813-third control button; 814-fourth control button; 815-fifth control button; 820-a digital display component; 900-a battery compartment body; 910-end cap.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that, as the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. appear, their indicated orientations or positional relationships are based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" as appearing herein are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" should be interpreted broadly, e.g., as a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Fig. 1 is a schematic overall structure diagram of a sampler for detecting portable liquid food according to this embodiment; FIG. 2 is a front view of the sampler for portable liquid food detection according to the present embodiment; fig. 3 is a sectional view taken along a-a direction in fig. 2.
As shown in fig. 1 to 3, the present embodiment provides a portable sampler for liquid food detection, comprising a holding portion 100, a liquid storage portion 200, a sampling tube 300, a liquid outlet tube 310, and a vacuum generating assembly 400, a sterilizing assembly 500 and a stirring assembly 600 mounted on the liquid storage portion 200; a containing space is arranged in the holding part 100, the liquid storage part 200 is arranged in the containing space and is connected with the inner wall of the holding part 100, and a liquid storage cavity is enclosed between the liquid storage part 200 and the holding part 100; the sampling tube 300 and the liquid outlet tube 310 are mounted on the holding part 100, the liquid outlet tube 310 is arranged on one side of the sampling tube 300, the sampling tube 300 and the liquid outlet tube 310 are both communicated with the liquid storage cavity, and a control valve 311 is arranged on the liquid outlet tube 310; the vacuum generating assembly 400 is communicated with the liquid storage cavity, and the vacuum generating assembly 400 is used for generating negative pressure in the liquid storage cavity so as to draw the liquid to be sampled into the liquid storage cavity through the sampling tube 300; the disinfection component 500 extends into the liquid storage cavity and is used for disinfecting liquid in the liquid storage cavity; the stirring assembly 600 is rotatably connected with the liquid storage part 200 and used for stirring the liquid in the liquid storage cavity.
Specifically, the holding portion 100 includes a hollow cylindrical barrel and a terminal end cap 910, the end cap 910 is detachably connected to the cylindrical barrel, preferably, the end cap 910 is fastened to the barrel or the end cap 910 is connected to the barrel through a thread; the liquid storage part 200 is connected with the inner wall of the front end face of the holding part 100, namely the inner wall of the end face far away from one end of the end cover 910, the sampling tube 300 and the liquid outlet tube 310 are both arranged on the outer wall of the front end face of the holding part 100, the central axis of the sampling tube 300 is coincided with the central axis of the holding part 100, the liquid outlet tube 310 is positioned at one side of the sampling tube 300, and a control valve 311 on the liquid outlet tube 310 can be set as a manual ball valve; the vacuum generating assembly 400 is installed on the outer wall of the liquid storage part 200 and is communicated with the liquid storage cavity, and the vacuum generating assembly 400 can be set as a micro vacuum pump, a vacuum generator and the like; the disinfection component 500 is arranged on the outer wall of the liquid storage part 200, the disinfection component 500 can be set to be an infrared disinfection lamp or other ray disinfection methods, after one-time sampling of liquid and before the next sampling, the liquid storage part 200 is generally required to be cleaned and disinfected, and the liquid storage cavity and the liquid in the liquid storage cavity can be disinfected through the disinfection component 500; stirring subassembly 600 can set up to agitator motor drive (mixing) shaft pivoted structure to the realization is to the automatic stirring of stock solution intracavity liquid.
According to the sampler for detecting the portable liquid food, the liquid storage cavity is formed between the liquid storage part 200 and the holding part 100, and the vacuum generating assembly 400 can generate negative pressure in the liquid storage cavity, so that the liquid to be sampled is automatically pumped into the liquid storage cavity through the sampling pipe 300, the automatic sampling of the liquid to be sampled is realized, an operator does not need to pull and pull a piston, the trouble and the labor are saved, and the one-hand operation can be carried out; the liquid in the liquid storage cavity can be discharged by opening the control valve 311 on the liquid outlet pipe 310, and the use is also convenient.
In addition, the disinfection component 500 can disinfect the liquid in the liquid storage cavity, so that the liquid storage cavity is favorably cleaned, and the liquid is prevented from being polluted; stirring subassembly 600 can stir the liquid of stock solution intracavity, no longer need stir liquid through the artifical mode that rocks, has increased traditional liquid food sampler's function, and it is more convenient to use.
In addition to the above embodiments, the stirring assembly 600 in the sampler for detecting portable liquid food provided by this embodiment further includes a driving part 610, a stirring body 620 and an auxiliary stirring tooth 630; the stirring body 620 is arranged in the liquid storage cavity, the driving part 610 is mounted on the liquid storage part 200, a driving shaft of the driving part 610 extends into the liquid storage cavity to be in transmission connection with the stirring body 620, and the driving part 610 is used for driving the stirring body 620 to rotate; the auxiliary stirring teeth 630 are disposed on the stirring body 620.
Specifically, the driving part 610 is a micro driving motor, the driving motor is installed on the outer wall of the liquid storage part 200, and a driving shaft of the driving motor extends into the liquid storage cavity to be connected with the stirring body 620; the stirring body 620 comprises two stirring shafts arranged in parallel and a connecting shaft for connecting the two stirring shafts, a driving shaft of a driving motor extends into the liquid storage cavity to be connected with the connecting shaft, and the driving motor drives the two stirring shafts to synchronously rotate through the connecting shaft, so that liquid in the liquid storage cavity is stirred; the auxiliary stirring teeth 630 are arranged as stirring rods, the auxiliary stirring teeth 630 and the stirring shaft are arranged at included angles, and the auxiliary stirring teeth 630 are sequentially arranged along the length direction of the stirring shaft.
Further, the reservoir 200 includes an inner container 210 and an outer fixing body 220; the inner container body 210 and the outer fixing body 220 are both arranged in the accommodating space, the outer fixing body 220 is sleeved outside the inner container body 210, the bottom end of the inner container body 210 and the bottom end of the outer fixing body 220 are both connected with the inner wall of the holding part 100, and the liquid storage cavity is surrounded among the inner container body 210, the holding part 100 and the outer fixing body 220; a liquid flow passage is arranged in the liner body 210, a communication port 221 is arranged at one end, close to the top, of the liner body 210, the liquid flow passage is communicated with the liquid storage cavity through the communication port 221, the sampling tube 300 is communicated with the liquid flow passage, and the driving part 610, the vacuum generation assembly 400 and the disinfection assembly 500 are all installed on the outer fixing body 220.
Specifically, the inner container body 210 and the outer fixing body 220 are both provided with a cylinder body with an opening at the bottom end, the diameter of the outer fixing body 220 is larger than that of the inner container body 210, the outer fixing body 220 is sleeved outside the inner container body 210, and the bottom end of the inner container body 210 and the bottom end of the outer fixing body 220 are both connected with the inner wall of the front end face of the holding part 100 in a sealing manner; the central axis of the sampling tube 300 is coincident with the central axis of the inner container body 210, one end of the sampling tube 300, which is far away from the sampling port, is connected with the inner container body 210, or the sampling tube 300 and the inner container body 210 are integrally formed; the communication port 221 is a circular opening, and liquid to be sampled enters the liquid storage cavity through the sampling tube 300, the liquid flow channel in the inner container body 210 and the communication port 221 in sequence; the driving part 610, the vacuum generating assembly 400 and the sterilizing assembly 500 are mounted on the outer wall of the outer fixing body 220.
The sampler for detecting the portable liquid food provided by the embodiment realizes automatic stirring of liquid in the liquid storage cavity through the matching of the driving part 610, the stirring body 620 and the auxiliary stirring teeth 630, and is convenient to use; set up the one end of keeping away from sampling pipe 300 at the inner bag body through intercommunication mouth 221, during the use, the operator holds portion 100 of gripping on one hand for sampling pipe 300 is towards waiting to sample liquid, waits that sample liquid loops through sampling pipe 300 and intercommunication mouth 221 and enters into the stock solution intracavity, makes the stock solution chamber can store the liquid of more volume.
On the basis of the above embodiment, further, the sampler for detecting portable liquid food provided by this embodiment further includes a telescopic protection tube 320; the telescopic protection tube 320 is sleeved outside the sampling tube 300, one end of the telescopic protection tube 320 is connected with the outer wall of the holding part 100, and the telescopic protection tube 320 can stretch along the length direction.
Specifically, as shown in fig. 2, the telescopic protection tube 320 comprises a three-stage telescopic tube, the total length of the telescopic protection tube 320 is greater than the length of the sampling tube 300, and the telescopic protection tube 320 can protect the sampling tube 300 well; the telescopic protection tube 320 can be gradually telescopic to be adjusted according to the use requirement.
Further, the sampler for detecting the portable liquid food also comprises an air blowing assembly 700 arranged in the accommodating space; an air blowing channel is arranged between the telescopic protective tube and the sampling tube 300 in a surrounding mode, the air blowing assembly 700 is communicated with the air blowing channel, and air blown out by the air blowing assembly 700 blows towards liquid to be sampled along the air blowing channel.
Specifically, the air blowing assembly 700 comprises a micro air pump and an air passage, the micro air pump is installed on the inner wall of the liquid storage part 200, the air passage is arranged in the front end face of the liquid storage part 200, one end of the air passage is communicated with an air outlet of the micro air pump, and the other end of the air passage is communicated with an air blowing passage between the telescopic protection tube 320 and the sampling tube 300. Through the subassembly 700 edge of blowing gas to waiting to sample liquid in the passageway of blowing, can blow to one side waiting to sample the floating dust in liquid surface and other impurity, still can play the function of waiting to sample the liquid stirring, the sampling is more scientific.
Further, the portable sampler for liquid food detection further comprises a flow measuring part 330 mounted on the inner wall of the sampling tube 300, wherein the flow measuring part 330 is used for measuring the volume of liquid entering the liquid storage cavity through the sampling tube 300.
Specifically, the flow measuring portion 330 may be configured as a flow sensor or a flow meter, which can realize accurate measurement of the volume of the liquid entering the liquid storage cavity through the sampling tube 300.
Further, the sampler for detecting portable liquid food further comprises an illumination assembly 800 mounted on the grip portion 100, wherein the illumination assembly 800 comprises a plurality of illumination lamps.
Specifically, lighting assembly 800 installs on the outer wall of the preceding terminal surface of portion 100 that grips, and lighting assembly 800 can set up to a plurality of LED light, and lighting assembly 800 can provide good illuminating effect for sampling work under the dark condition for the use of the portable sampler for liquid food that this embodiment provided is detected is more convenient.
The portable sampler for liquid food detection provided by the embodiment is sleeved outside the sampling tube 300 through the telescopic tube, and the telescopic tube can be stretched along the length of the telescopic tube, so that the sampling tube 300 can be well protected; the air blowing assembly 700 blows air to the liquid to be sampled along the air blowing channel, so that dust and other impurities floating on the surface of the liquid to be sampled can be blown to one side, and the reduction of the impurities in the liquid to be sampled is facilitated; by arranging the flow measuring part 330, the accurate measurement of the volume of the liquid entering the liquid storage cavity through the sampling pipe 300 is realized; through setting up lighting assembly 800 for the sampler still can normal use under the dark condition, it is more convenient.
In addition to the above embodiments, the sampler for detecting portable liquid food provided in this embodiment further includes a control module 810 and a digital display module 820 mounted on the grip portion 100; the control assembly 810 comprises a first control button 811 for controlling the on-off of the vacuum generating assembly 400, a second control button 812 for controlling the on-off of the sterilizing assembly 500, a third control button 813 for controlling the on-off of the stirring assembly 600, a fourth control button 814 for controlling the on-off of the blowing assembly 700, and a fifth control button 815 for controlling the on-off of the lighting assembly 800; the digital display component 820 comprises a display screen, and the display screen is electrically connected with the flow measuring part 330 and is used for displaying the volume of the liquid entering the liquid storage cavity through the sampling tube 300.
Specifically, a battery compartment 900 for accommodating a battery is further installed in the grip portion 100; the first control button 811, the second control button 812, the third control button 813, the fourth control button 814 and the fifth control button 815 are all provided as push type control buttons, and are all installed on the outer wall of the grip 100; the first control button 811 is connected in series with the transmission line between the vacuum generating module 400 and the storage battery, the second control button is connected in series with the transmission line between the sterilizing module 500 and the storage battery, the third control module 810 is connected in series with the transmission line between the driving part 610 and the storage battery, the fourth control module 810 is connected in series with the transmission line between the air blowing module 700 and the storage battery, and the fifth control module 810 is connected in series with the transmission line between the lighting module 800 and the storage battery; the digital display component 820 is arranged to be a liquid crystal display screen, the liquid crystal display screen is electrically connected with the storage battery, and the liquid crystal display screen is electrically connected with the flow measurement portion 330.
Further, the vacuum generating assembly 400 includes a vacuum pump installed on the external fixing body 220 and communicated with the liquid storage cavity.
Specifically, the vacuum generating assembly 400 comprises a micro vacuum pump, the vacuum pump is installed on the outer wall of the external fixing body 220, the vacuum pump is communicated with the liquid storage cavity through an air pipe, the vacuum pump is respectively connected with the storage battery and a first control button 811 through a wire, and the first control button 811 controls the starting and stopping of the vacuum pump so as to change the size of negative pressure in the liquid storage cavity.
Further, the disinfection component 500 comprises an ultraviolet disinfection lamp, the ultraviolet disinfection lamp is installed on the external fixing body 220, and the ultraviolet disinfection lamp extends into the liquid storage cavity.
Specifically, the ultraviolet disinfection lamp is installed on the outer wall of the outer fixing body 220 and extends into the liquid storage cavity, the ultraviolet disinfection lamp is connected with the storage battery through a lead, and the second control button 812 is connected in series on the lead so as to flexibly control the on-off of the ultraviolet disinfection lamp.
According to the sampler for detecting the portable liquid food provided by the embodiment, the first control button 811, the second control button 812, the third control button 813, the fourth control button 814 and the fifth control button 815 are used for flexibly realizing the control on the liquid drawing function, the control on the sterilizing function, the control on the stirring function, the control on the blowing function and the control on and off the lighting lamp, so that the sampler for detecting the portable liquid food provided by the embodiment is very convenient to use and convenient to popularize and use.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (9)
1. A portable sampler for liquid food detection, comprising: the device comprises a holding part, a liquid storage part, a sampling pipe, a liquid outlet pipe, and a vacuum generation assembly, a disinfection assembly and a stirring assembly which are arranged on the liquid storage part;
an accommodating space is arranged in the holding part, the liquid storage part is arranged in the accommodating space and is connected with the inner wall of the holding part, and a liquid storage cavity is surrounded between the liquid storage part and the holding part;
the sampling pipe and the liquid outlet pipe are arranged on the holding part, the liquid outlet pipe is arranged on one side of the sampling pipe, the sampling pipe and the liquid outlet pipe are both communicated with the liquid storage cavity, and a control valve is arranged on the liquid outlet pipe;
the vacuum generating assembly is communicated with the liquid storage cavity and is used for generating negative pressure in the liquid storage cavity so as to suck liquid to be sampled into the liquid storage cavity through the sampling pipe;
the disinfection component extends into the liquid storage cavity and is used for disinfecting liquid in the liquid storage cavity; the stirring assembly is rotationally connected with the liquid storage part and is used for stirring the liquid in the liquid storage cavity;
the device also comprises a telescopic protection pipe;
the flexible pillar cover is located outside the sampling pipe, the one end of flexible pillar with the outer wall connection of portion of gripping, flexible pillar can be followed self length direction and is stretched out and drawn back.
2. The portable sampler for liquid food detection according to claim 1, wherein the stirring assembly includes a driving part, a stirring body and an auxiliary stirring tooth;
the stirring body is arranged in the liquid storage cavity, the driving part is arranged on the liquid storage part, a driving shaft of the driving part extends into the liquid storage cavity and is in transmission connection with the stirring body, and the driving part is used for driving the stirring body to rotate;
a plurality of the auxiliary stirring teeth are arranged on the stirring body.
3. The portable liquid food testing sampler according to claim 2, wherein the liquid storage portion includes an inner container body and an outer fixing body;
the inner container body and the outer fixing body are arranged in the accommodating space, the outer fixing body is sleeved outside the inner container body, the bottom end of the inner container body and the bottom end of the outer fixing body are connected with the inner wall of the holding part, and the liquid storage cavity is surrounded among the inner container body, the holding part and the outer fixing body;
the internal liquid flow passageway that is provided with of inner bag, the inner bag body is close to the one end at top and is provided with the intercommunication mouth, liquid flow passageway passes through the intercommunication mouth with stock solution chamber intercommunication, the sampling pipe with liquid flow passageway intercommunication, the drive division vacuum generation subassembly with the disinfection subassembly all install in on the external fixation body.
4. The portable liquid food testing sampler according to claim 1, further comprising a blowing assembly installed in the accommodating space;
an air blowing channel is arranged between the telescopic protection tube and the sampling tube in a surrounding mode, the air blowing assembly is communicated with the air blowing channel, and air blown out by the air blowing assembly blows towards liquid to be sampled along the air blowing channel.
5. The portable liquid food testing sampler according to claim 4, further comprising a flow measuring portion attached to an inner wall of the sampling tube, the flow measuring portion being configured to measure a volume of liquid entering the liquid storage chamber through the sampling tube.
6. The portable liquid food testing sampler according to claim 5, further comprising an illumination assembly mounted on the grip portion, the illumination assembly including a plurality of illumination lamps.
7. The portable liquid food detection sampler according to claim 6, further comprising a control unit and a digital display unit mounted on the grip portion;
the control assembly comprises a first control button for controlling the vacuum generation assembly to start and stop, a second control button for controlling the disinfection assembly to start and stop, a third control button for controlling the stirring assembly to start and stop, a fourth control button for controlling the blowing assembly to start and stop and a fifth control button for controlling the illumination assembly to light and extinguish;
the digital display assembly comprises a display screen, and the display screen is electrically connected with the flow measurement part and used for displaying the volume of the liquid entering the liquid storage cavity through the sampling pipe.
8. The portable liquid food testing sampler according to claim 3, wherein the vacuum generating assembly includes a vacuum pump mounted on the external fixture and communicating with the reservoir chamber.
9. The sampler of claim 8, wherein the disinfection component comprises an ultraviolet disinfection lamp, the ultraviolet disinfection lamp is mounted on the external fixing body, and the ultraviolet disinfection lamp extends into the liquid storage cavity.
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| CN201911176480.6A CN110823645B (en) | 2019-11-26 | 2019-11-26 | Portable liquid food detects uses sampler |
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| US5726363A (en) * | 1995-11-02 | 1998-03-10 | Kalidindi; Sanyasi R. | Liquid sampler |
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