CN210127238U - Food microorganism detection device - Google Patents
Food microorganism detection device Download PDFInfo
- Publication number
- CN210127238U CN210127238U CN201920313153.XU CN201920313153U CN210127238U CN 210127238 U CN210127238 U CN 210127238U CN 201920313153 U CN201920313153 U CN 201920313153U CN 210127238 U CN210127238 U CN 210127238U
- Authority
- CN
- China
- Prior art keywords
- diluent
- vessel
- ptc heater
- cavity
- sample
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Apparatus Associated With Microorganisms And Enzymes (AREA)
Abstract
The utility model discloses a food microorganism detection device, which comprises a box body, wherein a sampling vessel is arranged in the box body, a sample putting port is arranged on the sampling vessel, a diluent tank is arranged in the box body, a plurality of diluent cavities loaded with different volumes are arranged in the diluent tank, a dropper is arranged in the sample putting port, and the dropper is hermetically connected with a diluent outlet through a pipeline; the oscillator is arranged at the bottom of the sampling vessel; be equipped with aseptic culture dish in the box, aseptic culture dish includes a ware lid and is used for cultivateing the culture dish of bacterial colony, the ware is covered and is equipped with the PTC heater. Compared with the prior art, realize that one-stop to the sample dilution, cultivate and operate, reduced the operating procedure for the operation is simpler, improves work efficiency, sets up the oscillator in the bottom of sample household utensils, thereby can realize diluting, the operation of cultivateing, can avoid the problem of sample pollution to the abundant mixing of sample and diluent, one-stop.
Description
Technical Field
The utility model relates to a food microorganism detection device, in particular to a food microorganism detection device for solid-state food microorganism detection.
Background
At present, for the detection of solid food, the sample preparation, dilution, nutrient agar injection, cultivation at a specific temperature and final detection are needed, and in a laboratory, various large-scale equipment is needed to be prepared, so that the large-scale equipment not only occupies a large area, but also needs to be completed by complex operation, and conversion in different environments is needed, so that the problem of sample pollution is easily caused.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a food microorganism detection device, the technical problem that solve is easy operation, improves work efficiency, avoids the problem of sample pollution.
In order to solve the above problem, the utility model discloses a following technical scheme realizes: a food microorganism detection device comprises a box body, wherein a sampling vessel is arranged in the box body, a sample inlet is formed in the sampling vessel, a diluent tank is arranged in the box body, a plurality of diluent cavities loaded with different volumes are arranged in the diluent tank, each diluent cavity is not connected with each other, a diluent outlet is formed in the lower end of each diluent cavity, a dropper is arranged in the sample inlet, and the dropper is hermetically connected with the diluent outlet through a pipeline, so that diluent in the diluent cavities can be added into the sampling vessel through the dropper; the bottom of the sampling vessel is provided with an oscillator, and the vibration part of the oscillator is contacted with the bottom of the sampling vessel, so that the oscillator can fully and uniformly mix the sample and the diluent in the sampling vessel when vibrating; the sterile culture vessel is arranged in the box body and comprises a vessel cover and a culture vessel for culturing bacterial colonies, the vessel cover is movably connected with the culture vessel, a partition plate movably fixed on the vessel cover is arranged on the vessel cover to divide the vessel cover into an upper cavity and a lower cavity, the lower cavity is communicated with an opening of the vessel cover, a partition plate hole is formed in the outer wall of the vessel cover, one end of the partition plate extends out of the partition plate hole, so that the upper cavity is communicated with the lower cavity after the partition plate is pulled out of the vessel cover, a partition plate through groove for the partition plate to slide is formed in the position, opposite to the partition plate, of the inner wall of the vessel cover, and the edge of the partition plate is arranged in the partition plate through groove; nutrient agar is filled in the upper cavity; the dish cover is provided with a PTC heater which is positioned on the end face of one end of the dish cover far away from the opening, so that the PTC heater can heat the upper cavity and/or the culture dish.
Furthermore, a pluggable baffle is arranged between each diluent cavity and the diluent outlet, so that the diluent in the diluent cavity is added into the sampling vessel through the dropper after the baffle is pulled out.
Furthermore, a baffle through groove is formed in the diluent cavity close to the diluent outlet, a baffle opening is formed in the diluent tank and in the position of each baffle through groove, one end of each baffle extends out of the diluent tank from the corresponding baffle opening to form a drawing part, and the other three ends of each baffle are arranged in the baffle through groove.
Further, a power supply is further arranged in the box body, and the power supply is electrically connected with the PTC heater and the oscillator through quick connectors respectively.
Furthermore, a vessel C-shaped snap ring for fixing the sampling vessel is arranged in the box body, so that the sampling vessel is fixed.
Further, a constant temperature controller is arranged in the box body and electrically connected with the PTC heater to control the heating temperature of the PTC heater.
Further, a timer is arranged in the box body and electrically connected with the PTC heater so as to control the closing of the PTC heater.
Furthermore, a PTC heater accommodating cavity is arranged at one end, away from the opening of the vessel cover, a PTC heater insertion hole penetrating through the vessel cover is formed in the PTC heater accommodating cavity, the PTC heater is inserted into the PTC heater accommodating cavity through the PTC heater insertion hole, and sealing silica gel is filled in the PTC heater insertion hole to seal the PTC heater accommodating cavity.
Compared with the prior art, the utility model, set up the sample household utensils in the box, the diluent jar that has a plurality of diluent cavities, the aseptic culture dish that has the heating function, set up nutrient agar in aseptic culture dish, thereby realize that one-stop formula dilutes the sample, cultivate and operate, operating procedure has been reduced, make the operation simpler, improve work efficiency, set up the oscillator in the bottom of sample household utensils, thereby can realize the abundant mixing to sample and diluent, one-stop formula dilutes, the operation of cultivation, can avoid the problem of sample pollution.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the fixing structure of the sampling vessel of the present invention.
Fig. 3 is a schematic structural diagram of the diluent tank of the present invention.
Fig. 4 is a schematic structural diagram of the sterile culture dish of the present invention.
Fig. 5 is a circuit block diagram of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
As shown in fig. 1 and 2, the utility model discloses a food microorganism detection device, including box 1, box 1 is the rectangle, has the chamber of placing that can place the household utensils, wherein:
a sampling vessel 2 is arranged in the box body 1, the sampling vessel 2 is movably arranged in the placing cavity of the box body 1, the sampling vessel 2 can be made of glass materials, and a sample placing inlet 21 is formed in the sampling vessel 2 so as to place a solid-state crushed sample;
the box body 1 is internally provided with a diluent tank 3, the diluent tank 3 is internally provided with a plurality of diluent cavities 32 loaded with different capacities, each diluent cavity 32 is not connected with each other, and particularly, the diluent tank 3 is arranged above the sampling vessel 2 to shorten the stroke;
a diluent outlet 31 is arranged at the lower end of each diluent cavity 32, a dropper 4 is arranged in the sample putting-in port 21, and the dropper 4 is hermetically connected with the diluent outlet 31 through a pipeline 41, so that the diluent in the diluent cavity 3 can be added into the sampling vessel 2 through the dropper 4; the pipe 41 is fixed in the case 1 by a pipe clamp.
An oscillator 5 is arranged at the bottom of the sampling vessel 2 in the box body 1, the oscillator 5 comprises a vibration part, the oscillator 5 adopts the oscillator in the prior art, and the vibration part of the oscillator 5 is contacted with the bottom of the sampling vessel 2, so that the oscillator 5 can fully mix the sample and the diluent in the sampling vessel 2 when vibrating;
the box body 1 is provided with the sterile culture vessel 6, and the sterile culture vessel 6 can be directly placed in the box body 1 to meet the requirement that the sterile culture vessel 6 is moved to a microscope for detection so as to realize the determination of the total number of bacterial colonies in the solid food;
as shown in fig. 4, the sterile culture vessel 6 includes a vessel cover 61 and a culture vessel 62 for culturing bacterial colonies, the vessel cover 61 is movably connected with the culture vessel 62 so as to cover the vessel cover 61, a partition 63 movably fixed on the vessel cover 61 is provided on the vessel cover 61 so as to divide the vessel cover 61 into an upper cavity 64 and a lower cavity 65, the lower cavity 65 is communicated with an opening of the vessel cover 61, a partition hole 66 is provided on an outer wall of the vessel cover 61, the partition hole 66 is provided at a position corresponding to the partition 63, one end of the partition 63 extends out of the partition hole 66 so that the upper cavity 64 is communicated with the lower cavity 65 after the partition 63 is pulled out of the vessel cover 61, a partition through groove 67 for sliding the partition 63 is provided on an inner wall of the vessel cover 61 and at a position corresponding to the partition 63, the partition through groove 67 is specifically provided at one side opposite to the partition hole 66 and at two adjacent sides, except for the edge of one side of the partition plate 63 extending out of the partition plate hole 66, the edges of the other three sides of the partition plate 63 are all arranged in the partition plate through grooves 67 at corresponding positions; nutrient agar 7 is filled in the upper cavity 64; when the partition 63 is pulled out, the nutrient agar 7 falls into the petri dish 62 and mixes with the sample; the PTC heater 8 is arranged on the vessel cover 61, the PTC heater 8 is positioned on the end face of one end, far away from the opening, of the vessel cover 61, namely, the PTC heater 8 is adjacent to the upper cavity 64, so that the PTC heater 8 can heat the upper cavity 64 and/or the culture dish 62, and specifically, in an initial state, the PTC heater 8 heats the upper cavity 64, so that the nutrient agar 7 is kept at 46 ℃; after the nutrient agar 7 is added to the sample, the PTC heater 8 heats the petri dish 62 to 36 ℃. + -. 1 ℃ to create an environment suitable for growth of the bacteria.
As shown in fig. 4, a sealing connection is formed between the partition 63 and the partition through groove 67 and the partition hole 66, and specifically, a first seal 661 is provided in the partition through groove 67 and the partition hole 66, respectively, so that the partition 63 and the partition through groove 67 and the partition hole 66 are sealed.
As shown in fig. 3, a removable baffle 33 is provided between each diluent chamber 32 and the diluent outlet 31, so that the diluent in the diluent chamber 32 is added to the sampling vessel 2 through the dropper 4 when the baffle 33 is removed. Specifically, be close to diluent export 31 department at diluent chamber 32 and be equipped with baffle through groove 34, the position department that just is located every baffle through groove 34 on diluent jar 3 all is equipped with baffle mouth 35, and here, diluent chamber 32 is except that one side cavity wall outside baffle mouth 35, and all the other three side cavity walls all are equipped with baffle through groove 34, so that the one end of baffle 33 stretches out to outside diluent jar 3 from baffle mouth 35, forms and draws portion 36, and baffle 33's all the other three-ends then all arrange baffle through groove 34 in the utility model discloses in, baffle 33 and baffle through groove 34, be sealing connection between the baffle mouth 35, set up second sealing washer 37 in baffle through groove 34 and baffle mouth 35 to guarantee that the diluent can not ooze.
The utility model discloses in, the diluent chamber 32 is provided with more than 4, and the capacity in one of them diluent chamber 32 is 225ml, and the capacity in all the other diluent chambers 32 is 1ml, can be convenient for like this carry out the 10 times dilution in dilution and later stage to the sample the utility model discloses in, the diluent is aseptic normal saline.
The utility model discloses in, can also take out sample household utensils 2 after, will not have sterile culture household utensils 6 and put vibrations on oscillator 5, make the abundant mixing between nutrition agar and sample.
As shown in fig. 1, a power supply 9 is further provided in the box 1, and the power supply 9 is electrically connected to the PTC heater 8 and the oscillator 5 through quick connectors 10, respectively, so as to facilitate the removal of the sterile culture vessel 6 from the box 1.
As shown in fig. 2, a vessel C-shaped snap ring 11 for fixing the sampling vessel 2 is provided in the case 1 to fix the sampling vessel 2. The C-shaped clamp ring 11 is made of plastic materials and is fixed in the box body 1 through screws.
As shown in fig. 1 and 5, a thermostatic controller 12 is further disposed in the box body 1, and the thermostatic controller 12 is electrically connected to the PTC heater 8 to control the heating temperature of the PTC heater 8; a timer 13 is further arranged in the box body 1, and the timer 13 is electrically connected with the PTC heater 8 so as to control the closing of the PTC heater 8.
As shown in fig. 4, the fixing between the PTC heater 8 and the vessel cover 61 can be achieved by the following structure: the end, far away from the opening of the vessel cover, of the vessel cover 61 is provided with a PTC heater accommodating cavity 68, the PTC heater accommodating cavity 68 is provided with a PTC heater insertion hole 69 penetrating through the vessel cover 61, the PTC heater 8 is inserted into the PTC heater accommodating cavity 68 through the PTC heater insertion hole 69, and the PTC heater insertion hole 69 is further filled with sealing silica gel 14 to seal the PTC heater accommodating cavity 68.
In the present invention, the heating surface of the PTC heater is opposite to the upper chamber 64.
As shown in fig. 3, the utility model discloses a diluent jar 3 can be for used repeatedly, specifically, is equipped with dress liquid mouth 38 respectively in the corresponding position punishment that diluent jar 3 is located every diluent chamber 32, and dress liquid mouth 38 extends to on the surface of box 1, is equipped with plug 39 on dress liquid mouth 38 to after using up at every turn, carry out the pre-installation to the diluent, thereby improve reuse rate.
The utility model discloses a use method as follows: breaking a sample and then placing the sample into a sampling vessel 2, fixing the sampling vessel 2 in a box body 1 through a C-shaped snap ring 11, placing a dropper 4 in a sample placing opening 21 of the sampling vessel 2, pulling a pulling part 36 provided with a 225ml diluent cavity 32 to discharge the 225ml diluent into the sampling vessel 2 through a pipeline 41 and the dropper 4, opening an oscillator 5, and vibrating the sampling vessel 2 to fully mix the sample and the diluent; then pulling the corresponding pulling parts 36 with 1ml in sequence, further diluting the diluted sample, and obtaining the desired diluted sample; firstly, heating the nutrient agar 7 in the upper cavity 64 by the PTC heater 8, and controlling the PTC heater 8 to stop heating by the constant temperature controller 12 after the temperature reaches 46 ℃; then transferring the diluted sample to a culture dish 62 through a suction pipe, covering a dish cover 61, pulling away a partition plate 63, and mixing the nutrient agar 7 with the diluted sample, wherein the sterile culture dish 6 can be optionally vibrated by a vibrator 5; finally, after the heating temperature of the PTC heater 8 is adjusted to 36 ℃ ± 1 ℃ by the thermostatic controller 12, the timer 13 starts to count time, and after 48 hours, the PTC heater 8 is turned off, and the total number of colonies in the culture dish 62 is detected at all times, so as to obtain a detection result.
The utility model discloses a set up the sample household utensils in the box, the diluent jar that has a plurality of diluent cavities, the aseptic culture dish that has the heating function, set up nutrient agar in aseptic culture dish, thereby realize that one-stop formula dilutes the sample, cultivate and operate, operating procedure has been reduced, make the operation simpler, improve work efficiency, set up the oscillator in the bottom of sample household utensils, thereby can realize the abundant mixing to sample and diluent, one-stop formula dilutes, the operation of cultivateing, can avoid the problem of sample pollution.
Claims (8)
1. The utility model provides a food microorganism detection device, includes box (1), its characterized in that: a sampling vessel (2) is arranged in the box body (1), a sample putting-in port (21) is arranged on the sampling vessel (2), a diluent tank (3) is arranged in the box body (1), a plurality of diluent cavities (32) loaded with different volumes are arranged in the diluent tank (3), each diluent cavity (32) is not connected with each other, a diluent outlet (31) is arranged at the lower end of each diluent cavity (32), a dropper (4) is arranged in the sample putting-in port (21), and the dropper (4) is hermetically connected with the diluent outlet (31) through a pipeline (41), so that the diluent in the diluent cavities (32) can be added into the sampling vessel (2) through the dropper (4); an oscillator (5) is arranged at the bottom of the sampling vessel (2), and the vibration part of the oscillator (5) is contacted with the bottom of the sampling vessel (2), so that the oscillator (5) can fully mix the sample and the diluent in the sampling vessel (2) when vibrating; the sterile culture vessel (6) is arranged in the box body (1), the sterile culture vessel (6) comprises a vessel cover (61) and a culture vessel (62) for culturing bacterial colonies, the vessel cover (61) is movably connected with the culture vessel (62), a partition plate (63) movably fixed on the vessel cover (61) is arranged on the vessel cover (61) so as to divide the vessel cover (61) into an upper cavity (64) and a lower cavity (65), the lower cavity (65) is communicated with an opening of the vessel cover (61), a partition plate hole (66) is arranged on the outer wall of the vessel cover (61), one end of the partition plate (63) extends out of the partition plate hole (66) so that the upper cavity (64) is communicated with the lower cavity (65) after the partition plate (63) is pulled out of the vessel cover (61), a partition plate through groove (67) for the partition plate (63) to slide is arranged on the inner wall of the vessel cover (61) and at a position opposite to the partition plate (63), the edge of the clapboard (63) is arranged in the clapboard through groove (67); nutrient agar (7) is filled in the upper cavity (64); the dish cover (61) is provided with a PTC heater (8), and the PTC heater (8) is positioned on the end face, far away from the opening, of one end of the dish cover (61) so that the PTC heater (8) can heat the upper cavity (64) and/or the culture dish (62).
2. The food microorganism detection apparatus according to claim 1, characterized in that: a pluggable baffle plate (33) is arranged between each diluent cavity (32) and the diluent outlet (31), so that the diluent in the diluent cavity (32) is added into the sampling vessel (2) through the dropper (4) after the baffle plate (33) is pulled out.
3. The food microorganism detection apparatus according to claim 2, characterized in that: the diluent cavity (32) is provided with a baffle through groove (34) near the diluent outlet (31), baffle openings (35) are arranged at positions on the diluent tank (3) and located in each baffle through groove (34), one end of each baffle (33) extends out of the diluent tank (3) from each baffle opening (35) to form a drawing part (36), and the other three ends of each baffle (33) are arranged in the baffle through grooves (34).
4. The food microorganism detection apparatus according to claim 1, characterized in that: the box body (1) is also internally provided with a power supply (9), and the power supply (9) is electrically connected with the PTC heater (8) and the oscillator (5) through a quick connector (10) respectively.
5. The food microorganism detection apparatus according to claim 1, characterized in that: be equipped with household utensils C type snap ring (11) that are used for fixed sample household utensils (2) in box (1) to the messenger fixes sample household utensils (2).
6. The food microorganism detection apparatus according to claim 1, characterized in that: a constant temperature controller (12) is further arranged in the box body (1), and the constant temperature controller (12) is electrically connected with the PTC heater (8) so as to control the heating temperature of the PTC heater (8).
7. The food microorganism detection apparatus according to claim 6, wherein: a timer (13) is further arranged in the box body (1), and the timer (13) is electrically connected with the PTC heater (8) so as to control the closing of the PTC heater (8).
8. The food microorganism detection apparatus according to claim 1, characterized in that: the portable electric heating device is characterized in that one end, far away from the opening of the vessel cover, of the vessel cover (61) is provided with a PTC heater accommodating cavity (68), a PTC heater insertion hole (69) penetrating through the vessel cover (61) is formed in the PTC heater accommodating cavity (68), the PTC heater (8) is inserted into the PTC heater accommodating cavity (68) through the PTC heater insertion hole (69), and sealing silica gel (14) is filled in the PTC heater insertion hole (69) to seal the PTC heater accommodating cavity (68).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920313153.XU CN210127238U (en) | 2019-03-12 | 2019-03-12 | Food microorganism detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920313153.XU CN210127238U (en) | 2019-03-12 | 2019-03-12 | Food microorganism detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210127238U true CN210127238U (en) | 2020-03-06 |
Family
ID=69660136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920313153.XU Active CN210127238U (en) | 2019-03-12 | 2019-03-12 | Food microorganism detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210127238U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111808734A (en) * | 2020-07-01 | 2020-10-23 | 深圳市核子基因科技有限公司 | Bacterial colony sampling device for biotechnology |
| CN113122436A (en) * | 2021-03-29 | 2021-07-16 | 中标华谱(山东)智能科技有限公司 | Culture dish manufacturing device and method for food microorganism testing |
-
2019
- 2019-03-12 CN CN201920313153.XU patent/CN210127238U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111808734A (en) * | 2020-07-01 | 2020-10-23 | 深圳市核子基因科技有限公司 | Bacterial colony sampling device for biotechnology |
| CN113122436A (en) * | 2021-03-29 | 2021-07-16 | 中标华谱(山东)智能科技有限公司 | Culture dish manufacturing device and method for food microorganism testing |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210127238U (en) | Food microorganism detection device | |
| CN214270866U (en) | Be used for clinical laboratory's inspection to cultivate bacterial culture dish with microorganism | |
| JP2016505271A (en) | Cell culture system for adherent cell culture, and fluid supply interface with cell culture vessel | |
| CN211445733U (en) | Microbial fermentation tank | |
| CN103881911A (en) | Cell culture and experiment device | |
| CN109988700B (en) | Stem cell separation device | |
| CN112608847A (en) | Sealed cultivation device for biological cell cultivation and use method thereof | |
| CN202322836U (en) | Multifunctional petri dish | |
| CN205223251U (en) | Simple and easy microbial reaction device | |
| CN115505530A (en) | Cell factory is with cultivating equipment | |
| CN202814447U (en) | Device used for observing vacuum boiling phenomenon in electrodeposition microspace | |
| CN210237638U (en) | Microbial cultivation viewing device | |
| CN217265769U (en) | Probiotics incubator with adjustable culture chamber | |
| CN214288819U (en) | Umbilical cord stem cell separation device | |
| CN212955152U (en) | Heating type microorganism heat preservation culture tank | |
| CN213427430U (en) | Fermentation cylinder is used in fungus class cultivation | |
| CN214142339U (en) | A culture apparatus for medical treatment inspection microorganism | |
| CN207897820U (en) | A kind of multifunctional coffee beans stirring Zymolysis Equipment | |
| CN210683786U (en) | Stem cell rapid collection device | |
| CN211689094U (en) | Cell culture box | |
| CN210030737U (en) | Lymphocyte culture apparatus for biological analysis | |
| CN209836196U (en) | Hair conditioner or shampoo bacteria incubator | |
| CN209162006U (en) | A kind of immersion type glutinous rice fermentor for rice wine production | |
| CN209412208U (en) | A kind of high efficient two-sided Tissue Culture Dish | |
| CN219689698U (en) | Anaerobic bacteria culture device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |