CN114933957A - Microbial cultivation sampling device - Google Patents
Microbial cultivation sampling device Download PDFInfo
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- CN114933957A CN114933957A CN202111118145.8A CN202111118145A CN114933957A CN 114933957 A CN114933957 A CN 114933957A CN 202111118145 A CN202111118145 A CN 202111118145A CN 114933957 A CN114933957 A CN 114933957A
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- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M33/00—Means for introduction, transport, positioning, extraction, harvesting, peeling or sampling of biological material in or from the apparatus
- C12M33/04—Means for introduction, transport, positioning, extraction, harvesting, peeling or sampling of biological material in or from the apparatus by injection or suction, e.g. using pipettes, syringes, needles
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- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
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- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
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- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M23/00—Constructional details, e.g. recesses, hinges
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- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
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- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
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- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
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Abstract
The invention discloses a microorganism culture sampling device, which comprises a cylindrical sampling cylinder body, wherein the top of the cylindrical sampling cylinder body is fixedly connected with a connecting block, the top of the connecting block is fixedly provided with a handle, a plurality of sampling cavities are arranged in the cylindrical sampling cylinder body from bottom to top, and the inner wall of the right side of each sampling cavity is provided with a sampling port. According to the invention, the culture solution with various depths can be sampled into the sampling cavities on the cylindrical sampling cylinder body at one time, so that the trouble that multiple times of sampling are needed in the past is avoided, time and labor are saved, and the sampling efficiency is greatly improved; meanwhile, the arc-shaped plugging plate can be used for plugging the sampling opening more tightly, and the phenomenon that culture solutions at different depths are mixed together easily due to the fact that sealing is not tight in the sample taking process is avoided, so that the purity of a sampled sample is guaranteed, and the accuracy of a subsequent sampling detection result is guaranteed.
Description
Technical Field
The invention relates to the technical field of microorganism culture, in particular to a microorganism culture sampling device.
Background
Microorganisms are organisms that are small enough to be invisible to the naked eye and must be visible with the aid of a microscope. There are many kinds of microorganisms distributed in the air, land, river and sea, and there are many kinds of microorganisms in human, livestock and plant bodies, some are pathogenic and harmful to human, but many are beneficial to human, for example, some microorganisms are used for making distiller's yeast for wine making, and the microorganism is not separated in the whole fermentation industry.
The microbial culture refers to the rapid growth and propagation of some (kinds of) microorganisms by means of artificially prepared culture media and artificially created culture conditions (such as culture temperature, and the like), and is called microbial culture. The microbial culture can be divided into pure culture and mixed culture, wherein the pure culture refers to the culture and utilization of a single purified strain; the latter means that the microorganisms in the mixed strains or natural samples are cultured, and then the diversity and the quantity of the microorganisms in the soil can be estimated to a certain extent according to the types and the quantity of the microorganisms growing on the culture medium.
As is well known, various sampling devices are generally used for culturing microorganisms, mainly for taking out samples and detecting and measuring the quantity and growth state of microorganisms in the samples. However, in the existing microorganism culture sampling device technology, when some microorganism culture solutions are sampled, the culture solutions with different depths are generally sampled, and because only the culture solution with the same depth can be sampled each time, multiple times of sampling are needed, which not only wastes time and labor, but also greatly affects the sampling efficiency; even some sampling devices capable of sampling different depths at one time are available at present, the accuracy after sampling is often influenced due to poor sealing, and the existing sampling requirements can not be obviously met.
Based on the technical problems, the invention provides a culture sampling device for microorganisms.
Disclosure of Invention
Based on the technical problems in the background art, the invention provides a culture sampling device for microorganisms.
The invention provides a microorganism culture sampling device, which comprises a cylindrical sampling cylinder, wherein the top of the cylindrical sampling cylinder is fixedly connected with a connecting block, the top of the connecting block is fixedly provided with a handle, a plurality of sampling cavities are arranged in the cylindrical sampling cylinder from bottom to top, and the inner wall of the right side of each sampling cavity is provided with a sampling port;
the inner wall of the bottom of the sampling cavity positioned at the lowest part is rotatably provided with a vertical rotating rod, the connecting block is provided with a cavity, and the top end of the vertical rotating rod sequentially penetrates through each sampling cavity from bottom to top and rotatably extends into the cavity;
the right side of the vertical rotating rod positioned in the sampling cavity is fixedly connected with two sleeve rods which are arranged up and down, the right ends of the two sleeve rods are respectively movably sleeved with a telescopic guide rod, and the right ends of the two telescopic guide rods are fixedly provided with the same arc-shaped plugging plate for plugging the sampling opening; a telescopic cavity is arranged on the loop bar, the left end of the telescopic guide rod movably extends into the telescopic cavity and is fixedly connected with a limiting movable block, and an elastic compensation spring is fixedly connected between the left side of the limiting movable block and the inner wall of the left side of the telescopic cavity;
the top end of the vertical rotating rod positioned in the cavity is fixedly sleeved with a driven gear, the inner wall of the right side of the cavity is provided with a mounting groove, an electric telescopic rod is fixedly mounted in the mounting groove, the output end of the electric telescopic rod is fixedly connected with a gear transmission column, the top of the gear transmission column is slidably mounted on the inner wall of the top of the cavity, one side, close to the driven gear, of the gear transmission column is provided with a gear transmission groove, and the gear transmission column is meshed with the driven gear through the gear transmission groove;
the right-hand member of connecting block is provided with the controller, and the left end of connecting block is inside still to be provided with the battery, and controller and battery all are connected with electric telescopic handle electricity.
Preferably, fixedly connected with sliding seal pad on the right side arc outer wall of arc shutoff board, and the arc shutoff board passes through sliding seal pad and the sealed sliding connection of the circumference inner wall in sample chamber.
Preferably, the inner wall of the right side of the telescopic cavity is provided with a sleeve hole, a sliding sealing ring is fixedly sleeved in the sleeve hole, and the telescopic guide rod penetrates through the sliding sealing ring in a sealing and sliding manner along the horizontal direction.
Preferably, the inner wall of the telescopic cavity is symmetrically provided with limiting sliding grooves, the limiting movable block is symmetrically provided with limiting sliding blocks, and the limiting sliding blocks are connected with the limiting sliding grooves in a sliding mode.
Preferably, the inner wall of the top of the sampling cavity is provided with a mounting hole, a sealing bearing is fixedly mounted in the mounting hole, and the vertical rotating rod is rotatably mounted on the sealing bearing in a sealing manner.
Preferably, the bottom inner wall of the sampling cavity is fixedly provided with a rotating seat, and the bottom end of the vertical rotating rod is rotatably arranged on the rotating seat.
Preferably, the material of cylindricality sample barrel specifically is transparent material, and still is provided with the scale on the left side surface of cylindricality sample barrel.
Preferably, the plurality of sampling ports are respectively arranged on the cylindrical sampling cylinder body at intervals along the vertical direction; the handle is integrally of an arch structure, and anti-skid grains are further arranged on the surface of the handle.
The invention has the beneficial effects that:
1. according to the invention, the gear transmission column is driven to move left by extending the output end of the electric telescopic rod, and the gear transmission column is meshed with the driven gear through the gear transmission groove for transmission when moving left, so that the driven gear and the vertical rotating rod can rotate, and the sleeve rod, the telescopic guide rod and the arc-shaped plugging plate are driven to rotate when the vertical rotating rod rotates, so that the arc-shaped plugging plate can be rotated and moved away from the sampling opening through the rotation of the arc-shaped plugging plate, and the sampling opening can be opened; then the culture solution enters each sampling cavity through the sampling ports with corresponding depths respectively; then, the arc-shaped plugging plate can plug and seal the sampling opening by reversely contracting through the electric telescopic rod, so that a sample can be sampled in each sampling cavity, and finally, the sampled cylindrical sampling cylinder body is taken out from a container containing a microorganism culture solution; therefore, the culture solution at each depth can be sampled into each sampling cavity on the cylindrical sampling cylinder body at one time, the trouble that the culture solution needs to be sampled for many times in the past is avoided, time and labor are saved, and the sampling efficiency is greatly improved.
2. According to the invention, the limit movable block, the arc-shaped plugging plate and the sliding sealing gasket can generate rightward thrust through the reverse thrust action of the elasticity of the elastic compensation spring, so that the arc-shaped plugging plate can be used for plugging the sampling opening more tightly, the sealing performance of the sampling opening is better, the phenomenon that culture solutions at different depths are mixed together easily due to the fact that the sealing is not tight in the sample taking process is avoided, the purity of a sampled sample is favorably ensured, and the accuracy of the subsequent sampling detection result is favorably ensured.
In conclusion, the microorganism culture sampling device provided by the invention can sample culture solution with various depths into the sampling cavities on the cylindrical sampling cylinder body at one time, so that the trouble that multiple sampling is needed in the past is avoided, time and labor are saved, and the sampling efficiency is greatly improved; meanwhile, the arc-shaped plugging plate can be used for plugging the sampling opening more tightly, and the phenomenon that culture solutions at different depths are mixed together easily due to the fact that sealing is not tight in the sample taking process is avoided, so that the purity of a sampled sample is guaranteed, the accuracy of a follow-up sampling detection result is guaranteed, and the existing use is greatly met.
Drawings
FIG. 1 is a schematic front view of a microorganism culture sampling device according to the present invention;
FIG. 2 is a schematic sectional view of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2;
FIG. 4 is an enlarged view of A of FIG. 2;
FIG. 5 is a schematic view of the structure between the loop bar and the telescopic guide bar of the present invention;
FIG. 6 is a schematic top view of the vertical rotary rod, the loop bar, the telescopic guide rod, the arc-shaped plugging plate and the sliding gasket according to the present invention;
fig. 7 is a schematic structural view of an electric telescopic rod, a gear transmission column, a gear transmission groove, a driven gear and a vertical rotating rod in the invention.
In the figure: 1. a cylindrical sampling cylinder; 101. a sampling cavity; 2. connecting blocks; 201. a cavity; 3. a handle; 4. a sampling port; 5. a graduated scale; 6. a controller; 7. an electric telescopic rod; 8. a gear drive post; 801. a gear transmission groove; 9. a driven gear; 10. a vertical rotating rod; 11. sealing the bearing; 12. a loop bar; 121. a telescoping chamber; 122. an elastic compensation spring; 123. a limiting movable block; 124. sliding the seal ring; 125. a limiting slide block; 126. a limiting chute; 13. a telescopic guide rod; 14. an arc-shaped plugging plate; 141. a sliding seal gasket; 15. a storage battery; 16. and (6) rotating the seat.
Detailed Description
The present invention will be further illustrated with reference to the following specific examples.
Examples
Referring to fig. 1 to 7, the present embodiment provides a microorganism culture sampling device, which includes a cylindrical sampling cylinder 1, a connecting block 2 is fixedly connected to the top of the cylindrical sampling cylinder 1, a handle 3 is fixedly arranged on the top of the connecting block 2, a plurality of sampling cavities 101 are arranged in the cylindrical sampling cylinder 1 from bottom to top, and a sampling port 4 is arranged on the inner wall of the right side of each sampling cavity 101;
the inner wall of the bottom of the sampling cavity 101 at the lowest position is rotatably provided with a vertical rotating rod 10, the connecting block 2 is provided with a cavity 201, and the top end of the vertical rotating rod 10 sequentially penetrates through the sampling cavities 101 from bottom to top and rotatably extends into the cavity 201;
two sleeve rods 12 which are arranged up and down are fixedly connected to the right side of the vertical rotating rod 10 positioned in the sampling cavity 101, telescopic guide rods 13 are movably sleeved at the right ends of the two sleeve rods 12 respectively, and the same arc-shaped plugging plate 14 for plugging the sampling port 4 is fixedly installed at the right ends of the two telescopic guide rods 13; a telescopic cavity 121 is arranged on the loop bar 12, the left end of the telescopic guide rod 13 movably extends into the telescopic cavity 121 and is fixedly connected with a limiting movable block 123, and an elastic compensation spring 122 is fixedly connected between the left side of the limiting movable block 123 and the inner wall of the left side of the telescopic cavity 121;
a driven gear 9 is fixedly sleeved at the top end of the vertical rotating rod 10 positioned in the cavity 201, a mounting groove is formed in the inner wall of the right side of the cavity 201, an electric telescopic rod 7 is fixedly mounted in the mounting groove, the output end of the electric telescopic rod 7 is fixedly connected with a gear transmission column 8, the top of the gear transmission column 8 is slidably mounted on the inner wall of the top of the cavity 201, a gear transmission groove 801 is formed in one side, close to the driven gear 9, of the gear transmission column 8, and the gear transmission column 8 is meshed with the driven gear 9 through the gear transmission groove 801;
the right-hand member of connecting block 2 is provided with controller 6, and the left end inside of connecting block 2 still is provided with battery 15, and controller 6 and battery 15 all are connected with electric telescopic handle 7 electricity. According to the invention, the culture solution with various depths can be sampled into the sampling cavities 101 on the cylindrical sampling cylinder body 1 at one time, so that the trouble that multiple times of sampling are needed in the past is avoided, time and labor are saved, and the sampling efficiency is greatly improved; meanwhile, the arc-shaped plugging plate 14 can be used for plugging the sampling port 4 more tightly, and the phenomenon that culture solutions at different depths are mixed together easily due to the fact that sealing is not tight in the sample taking process is avoided, so that the purity of a sampled sample is guaranteed, the accuracy of a subsequent sampling detection result is guaranteed, and the existing use is greatly met.
In this example, a sliding seal gasket 141 is fixedly connected to the right arc-shaped outer wall of the arc-shaped plugging plate 14, and the arc-shaped plugging plate 14 is in sealing sliding connection with the circumferential inner wall of the sampling cavity 101 through the sliding seal gasket 141.
In this example, a sleeve hole is formed in the inner wall of the right side of the telescopic cavity 121, a sliding seal ring 124 is fixedly sleeved in the sleeve hole, and the telescopic guide rod 13 hermetically slides in the horizontal direction to penetrate through the sliding seal ring 124.
In this example, the inner wall of the telescopic cavity 121 is symmetrically provided with a limiting sliding chute 126, the limiting movable block 123 is symmetrically provided with a limiting sliding block 125, and the limiting sliding block 125 is slidably connected with the limiting sliding chute 126.
In this example, the inner wall of the top of the sampling cavity 101 is provided with a mounting hole, a sealing bearing 11 is fixedly mounted in the mounting hole, and the vertical rotating rod 10 is rotatably mounted on the sealing bearing 11 in a sealing manner; the inner wall of the bottom of the sampling cavity 101 is fixedly provided with a rotating seat 16, and the bottom end of the vertical rotating rod 10 is rotatably arranged on the rotating seat 16.
In this example, the material of the cylindrical sampling cylinder 1 is specifically a transparent material, and a graduated scale 5 is further arranged on the left side surface of the cylindrical sampling cylinder 1.
In this example, a plurality of sampling ports 4 are respectively provided on the cylindrical sampling cylinder 1 at equal intervals in the up-down direction; the handle 3 is integrally of an arch structure, and anti-skid grains are further arranged on the surface of the handle 3.
This example proposes a sampling device for the culture of microorganisms, in which the sampling port 4 is sealed by an arcuate closure plate 14 before sampling, as shown in FIGS. 3 and 4. When the microorganism culture solution needs to be sampled: the cylindrical sampling cylinder body 1 is placed in the microbial culture solution through the handheld handle 3, and the sampling cavities 101 on the cylindrical sampling cylinder body 1 are sequentially located in the microbial culture solution from top to bottom; then, the gear transmission column 8 is driven to move left by extending the output end of the electric telescopic rod 7, and the gear transmission column 8 is meshed with the driven gear 9 for transmission through the gear transmission groove 801 when moving left, so that the driven gear 9 and the vertical rotating rod 10 can rotate, the vertical rotating rod 10 is driven to rotate to the loop bar 12, the telescopic guide rod 13 and the arc-shaped plugging plate 14, and the arc-shaped plugging plate 14 can rotate to move away from the sampling opening 4 by rotating the arc-shaped plugging plate 14, so that the sampling opening 4 can be opened; then, the culture solution enters each sampling cavity 101 through the sampling ports 4 with corresponding depths respectively; then again through the reverse shrink through 7 output ends of electric telescopic handle, and then can be so that vertical bull stick 10 again, loop bar 12, flexible guide arm 13 and arc closure plate 14 reverse rotation to initial position (as shown in figure 3, figure 4), can be in turn again with arc closure plate 14 rotatory to sample connection 4 department and carry out the shutoff to sample connection 4 sealed promptly, can take out the sample like this in each sample chamber 101, at last with the good cylindricality of taking a sample barrel 1 take out can from the container of splendid attire microorganism culture solution. Finally, according to the invention, the culture solution with various depths can be sampled into the sampling cavities 101 on the cylindrical sampling cylinder body 1 at one time, so that the trouble that multiple times of sampling are needed in the past is avoided, time and labor are saved, and the sampling efficiency is greatly improved.
And, arc shutoff board 14 is after carrying out the shutoff to sample connection 4, elasticity compensation spring 122 still has the reaction of elasticity, through the promotion of elasticity compensation spring 122, can make spacing movable block 123 and arc shutoff board 14, sliding seal pad 141 produces thrust to the right, thereby can ensure that arc shutoff board 14 is inseparabler to sample connection 4 shutoff, make the leakproofness of sample connection 4 better, avoid the sample to take out the in-process and cause the phenomenon that different degree of depth culture solution is confused together because of sealed not tight easily to take place, thereby be favorable to guaranteeing the purity of sample, and then be favorable to guaranteeing the degree of accuracy of follow-up sample testing result, current use has been satisfied greatly.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. A microorganism culture sampling device comprises a cylindrical sampling cylinder body (1), and is characterized in that the top of the cylindrical sampling cylinder body (1) is fixedly connected with a connecting block (2), the top of the connecting block (2) is fixedly provided with a handle (3), a plurality of sampling cavities (101) are formed in the cylindrical sampling cylinder body (1) from bottom to top, and the inner wall of the right side of each sampling cavity (101) is provided with a sampling port (4);
the inner wall of the bottom of the sampling cavity (101) positioned at the lowest part is rotatably provided with a vertical rotating rod (10), the connecting block (2) is provided with a cavity (201), and the top end of the vertical rotating rod (10) sequentially penetrates through the sampling cavities (101) from bottom to top and rotatably extends into the cavity (201);
the right side of a vertical rotating rod (10) positioned in the sampling cavity (101) is fixedly connected with two loop bars (12) which are arranged up and down, the right ends of the two loop bars (12) are respectively movably sleeved with a telescopic guide rod (13), and the right ends of the two telescopic guide rods (13) are fixedly provided with a same arc-shaped plugging plate (14) for plugging the sampling port (4); a telescopic cavity (121) is arranged on the loop bar (12), the left end of the telescopic guide rod (13) movably extends into the telescopic cavity (121) and is fixedly connected with a limiting movable block (123), and an elastic compensation spring (122) is fixedly connected between the left side of the limiting movable block (123) and the inner wall of the left side of the telescopic cavity (121);
the top end of a vertical rotating rod (10) positioned in the cavity (201) is fixedly sleeved with a driven gear (9), the inner wall of the right side of the cavity (201) is provided with a mounting groove, an electric telescopic rod (7) is fixedly mounted in the mounting groove, the output end of the electric telescopic rod (7) is fixedly connected with a gear transmission column (8), the top of the gear transmission column (8) is slidably mounted on the inner wall of the top of the cavity (201), one side, close to the driven gear (9), of the gear transmission column (8) is provided with a gear transmission groove (801), and the gear transmission column (8) is meshed with the driven gear (9) through the gear transmission groove (801);
the right-hand member of connecting block (2) is provided with controller (6), and the left end inside of connecting block (2) still is provided with battery (15), and controller (6) and battery (15) all are connected with electric telescopic handle (7) electricity.
2. A microorganism culture sampling device according to claim 1, characterized in that a sliding seal gasket (141) is fixedly connected to the right arc-shaped outer wall of the arc-shaped closure plate (14), and the arc-shaped closure plate (14) is in sealing sliding connection with the circumferential inner wall of the sampling cavity (101) through the sliding seal gasket (141).
3. The microorganism culture sampling device according to claim 1, wherein the right inner wall of the telescopic cavity (121) is provided with a sleeve hole, a sliding seal ring (124) is fixedly sleeved in the sleeve hole, and the telescopic guide rod (13) hermetically slides in the sliding seal ring (124) along the horizontal direction.
4. The microorganism culture sampling device according to claim 1, wherein the inner wall of the telescopic cavity (121) is symmetrically provided with limiting sliding grooves (126), the limiting movable block (123) is symmetrically provided with limiting sliding blocks (125), and the limiting sliding blocks (125) are slidably connected with the limiting sliding grooves (126).
5. The microorganism culture sampling device according to claim 1, wherein the top inner wall of the sampling cavity (101) is provided with a mounting hole, a sealing bearing (11) is fixedly mounted in the mounting hole, and the vertical rotating rod (10) is rotatably mounted on the sealing bearing (11) in a sealing manner.
6. A microorganism culture sampling device according to claim 1, characterized in that the bottom inner wall of the sampling cavity (101) is fixedly provided with a rotating seat (16), and the bottom end of the vertical rotating rod (10) is rotatably arranged on the rotating seat (16).
7. A microorganism culture sampling device according to claim 1, characterized in that the cylindrical sampling cylinder (1) is made of transparent material, and a graduated scale (5) is further arranged on the left side surface of the cylindrical sampling cylinder (1).
8. The microorganism culture sampling device according to claim 1, wherein a plurality of sampling ports (4) are respectively provided on the cylindrical sampling cylinder (1) at equal intervals in the up-down direction; the handle (3) is integrally of an arch structure, and anti-skid grains are further arranged on the surface of the handle (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111118145.8A CN114933957A (en) | 2021-09-24 | 2021-09-24 | Microbial cultivation sampling device |
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| CN202111118145.8A CN114933957A (en) | 2021-09-24 | 2021-09-24 | Microbial cultivation sampling device |
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| CN114933957A true CN114933957A (en) | 2022-08-23 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117191489A (en) * | 2023-11-03 | 2023-12-08 | 南通日旭重工科技有限公司 | Multi-point sampling device for finished product in etching solution purification process |
| CN117347115A (en) * | 2023-12-05 | 2024-01-05 | 四川绵竹川润化工有限公司 | Multi-cavity sampling device for sewage water quality detection |
| CN117402709A (en) * | 2023-12-14 | 2024-01-16 | 中国农业科学院农业环境与可持续发展研究所 | Microorganism culture monitoring device and method |
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2021
- 2021-09-24 CN CN202111118145.8A patent/CN114933957A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117191489A (en) * | 2023-11-03 | 2023-12-08 | 南通日旭重工科技有限公司 | Multi-point sampling device for finished product in etching solution purification process |
| CN117191489B (en) * | 2023-11-03 | 2024-03-05 | 南通日旭重工科技有限公司 | Multi-point sampling device for finished product in etching solution purification process |
| CN117347115A (en) * | 2023-12-05 | 2024-01-05 | 四川绵竹川润化工有限公司 | Multi-cavity sampling device for sewage water quality detection |
| CN117347115B (en) * | 2023-12-05 | 2024-02-27 | 四川绵竹川润化工有限公司 | Multi-cavity sampling device for sewage water quality detection |
| CN117402709A (en) * | 2023-12-14 | 2024-01-16 | 中国农业科学院农业环境与可持续发展研究所 | Microorganism culture monitoring device and method |
| CN117402709B (en) * | 2023-12-14 | 2024-03-08 | 中国农业科学院农业环境与可持续发展研究所 | Microorganism culture monitoring device and method |
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