CN112079538A - High-efficient stable domestic sewage ecological treatment equipment - Google Patents
High-efficient stable domestic sewage ecological treatment equipment Download PDFInfo
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- CN112079538A CN112079538A CN202011067854.3A CN202011067854A CN112079538A CN 112079538 A CN112079538 A CN 112079538A CN 202011067854 A CN202011067854 A CN 202011067854A CN 112079538 A CN112079538 A CN 112079538A
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- block
- plate
- pressure
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- domestic sewage
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F2001/007—Processes including a sedimentation step
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/28—Anaerobic digestion processes
- C02F3/2826—Anaerobic digestion processes using anaerobic filters
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
Abstract
The invention discloses a high-efficiency stable domestic sewage ecological treatment device, which structurally comprises a feed inlet, a welding block and a treatment mechanism, wherein the feed inlet is arranged at the upper end of the treatment mechanism, the welding block is welded at the lower end of the treatment mechanism, the treatment mechanism is provided with a blocking tank, an aerobic tank, a sedimentation tank, a blocking mechanism, a connecting pipe, an anaerobic tank and a pressure reduction mechanism, sewage flows on an arc at the lower end of a stress block in a filtering mechanism, so that impurities in the sewage slide away from the arc structure, continuously diffuse and weaken to the periphery of a connecting plate, the magnitude of surging force is reduced, the continuous surging of the impurities is avoided, the undesirable filtering effect is prevented, air pressure acts on a rubber ring through a pressure port to compress the rubber ring, a bent plate in the pressure mechanism is stressed and bent, so that the pressure flows out from the outer side of the bent plate and enters a circular hole in, the internal pressure is kept at a certain value, so that the gas in the internal space is prevented from being too much, and the closing process of the switch is prevented from being difficult.
Description
Technical Field
The invention relates to the field of sewage ecology, in particular to efficient and stable domestic sewage ecological treatment equipment.
Background
The domestic sewage in the present suburban residence is generally directly discharged into a nearby river, so that the pollution of the surrounding environment is caused, and the waste of water resources is caused.
Disclosure of Invention
The invention is realized by the following technical scheme: the utility model provides a high-efficient stable domestic sewage ecological treatment equipment, its structure includes feed inlet, welded block, processing mechanism, the feed inlet is installed in processing mechanism upper end, the welded block welding is at the processing mechanism lower extreme, processing mechanism is equipped with separation pond, good oxygen pond, sedimentation tank, barrier mechanism, connecting pipe, anaerobism pond, decompression mechanism, the separation pond is located anaerobism pond left side, the anaerobism pond is connected in good oxygen pond left side, barrier mechanism installs inside the sedimentation tank, the connecting pipe is connected in good oxygen bottom of the pool portion, decompression mechanism laminates at good oxygen pond upper end inner wall, the connecting pipe is structure as an organic whole with barrier mechanism, decompression mechanism is located the feed inlet lower extreme, sedimentation tank right side upper end leaves the export, and the export is located barrier mechanism upper end.
As a further improvement of the invention, the blocking mechanism is provided with a connecting plate, a circulation block, a communication pipe and a circulation column, wherein the connecting plate is arranged on the outer side of the circulation column, the communication pipe penetrates through the inside of the circulation column, the circulation block is connected with the outer side of the circulation column, the communication pipe is connected with a pipeline of the connection pipe, the connecting plate is in an annular wave shape, the outer side of the connecting plate is attached to the inner wall of the sedimentation tank, and the connecting plate is in an outwards-raised inclined structure.
As a further improvement of the invention, the connecting plate is provided with a sponge plate, a fixed block and a filtering mechanism, the sponge plate is attached to the middle of the fixed block, the filtering mechanism is positioned at the lower end of the sponge plate, the filtering mechanism is embedded at the lower end of the fixed block, the fixed block is arranged on the outer side of the flow column, and the fixed block is of a continuous bending structure and has the function of being stressed and bent.
As a further improvement of the invention, the filtering mechanism is provided with a stress block, a bent channel and a blocking ball body, wherein the blocking ball body is embedded and fixed in the bent channel, the bent channel is positioned in the middle of the stress block, the upper end of the stress block is attached to the lower end of the sponge plate, the bent channel is of a bent structure, the effect of enhancing the blocking force on impurities is achieved, the impurities are prevented from being directly stressed on the blocking ball body, the pushing of the overturning force on the impurities is reduced, and meanwhile, the lower end of the stress block is of an arc-shaped structure.
As a further improvement of the anaerobic tank, the depressurization mechanism is provided with a blocking plate, a sliding block, a stress mechanism and a fixing plate, wherein the blocking plate is attached to the inner side of the fixing plate, the sliding block is positioned at the lower end of the blocking plate, the stress mechanism is embedded and fixed on the inner side of the fixing plate, the fixing plate is positioned on the upper surface of the anaerobic tank, and the stress mechanism is of a structure with a middle part protruding upwards and has certain stress.
As a further improvement of the invention, the stress mechanism is provided with a pressure mechanism, a rubber ring, a pressure port and a stress plate, the pressure mechanism is attached to the inner side of the rubber ring, the pressure port is positioned at the lower end of the pressure mechanism, the fixed block is arranged in the stress plate, the stress plate is attached to the inner side of the fixed plate, and the pressure port is of a structure with the upward width gradually reduced and has the function of keeping the stress at a certain value.
As a further improvement of the invention, the pressure mechanism is provided with a circular hole, a fixing ring, a connecting ring, a circulation hole and a bent plate, the circular hole is positioned in the middle of the fixing ring, the connecting ring is embedded and fixed at the lower end of the fixing ring, the circulation hole is connected inside the connecting ring, the bent plate is arranged at the lower end of the connecting ring, the outer side of the fixing ring is attached to the inner side of the rubber ring, the bent plate is of a structure with the middle protruding upwards, and the circular hole is positioned at the upper end.
Advantageous effects
Compared with the prior art, the invention has the beneficial effects that:
1. sewage flows on the atress piece lower extreme arc in filtering mechanism for impurity in the sewage is from the structural smooth away of arc, blocks sewage impurity through crooked passageway's curved structure simultaneously and blocks the spheroid, and to the connecting plate continuous diffusion all around weaken, reduces the size of the power of surging, makes the impurity of surging float to the outside, thereby the outside is surged power more weakly and is subsided, avoids impurity to continue to be surged, prevents that the filter effect is unsatisfactory.
2. Atmospheric pressure acts on the rubber ring through the pressure mouth for the rubber ring compression, crooked board atress among the pressure mechanism is crooked, thereby makes pressure circulate away from the crooked board outside, gets into the circular port outflow in the fixed ring through the opening on the go-between, gets into the outside air through the clearance of sliding block with the barrier plate, makes internal pressure keep at a definite value, avoids inside space gas more, prevents that switch closure process is comparatively difficult.
Drawings
FIG. 1 is a schematic structural diagram of an efficient and stable ecological domestic sewage treatment device.
FIG. 2 is a schematic side view of a processing mechanism according to the present invention.
Fig. 3 is a schematic side view of a blocking mechanism according to the present invention.
Fig. 4 is a schematic perspective view of a connecting plate according to the present invention.
Fig. 5 is a schematic side view of a filter mechanism according to the present invention.
Fig. 6 is a schematic side view of a step-down mechanism according to the present invention.
Fig. 7 is a partial side view of a force-bearing mechanism according to the present invention.
Fig. 8 is a schematic side view of a press mechanism according to the present invention.
In the figure: a feed inlet-1, a welding block-2, a treatment mechanism-3, a blocking pool-31, an aerobic pool-32, a sedimentation pool-33, a blocking mechanism-34, a connecting pipe-35, an anaerobic pool-36, a depressurization mechanism-37, a connecting plate-341, a circulation block-342, a communicating pipe-343, a circulation column-344, a sponge plate-a 1, a fixed block-a 2, a filtering mechanism-a 3, a stress block-a 31, a bent channel-a 32, a blocking sphere-a 33, a blocking plate-371, a sliding block-372, a stress mechanism-373, a fixed plate-374, a pressure mechanism-w 1, a rubber ring-w 2, a pressure port-w 3, a stress plate-w 4, a circular hole-w 11, a fixed ring-w 12, a connecting ring-w 13, a circulation hole-w 14, Curved plate-w 15.
Detailed Description
The technology of the present invention is further described with reference to the accompanying drawings:
example 1:
as shown in fig. 1-5:
the invention relates to high-efficiency stable domestic sewage ecological treatment equipment which structurally comprises a feed inlet 1, a welding block 2 and a treatment mechanism 3, wherein the feed inlet 1 is installed at the upper end of the treatment mechanism 3, the welding block 2 is welded at the lower end of the treatment mechanism 3, the treatment mechanism 3 is provided with a separation tank 31, an aerobic tank 32, a sedimentation tank 33, a blocking mechanism 34, a connecting pipe 35, an anaerobic tank 36 and a pressure reducing mechanism 37, the separation tank 31 is positioned at the left side of the anaerobic tank 36, the anaerobic tank 36 is connected at the left side of the aerobic tank 32, the blocking mechanism 34 is installed in the sedimentation tank 33, the connecting pipe 35 is connected at the bottom of the aerobic tank 32, the pressure reducing mechanism 37 is attached to the inner wall of the upper end of the aerobic tank 32, the connecting pipe 35 and the blocking mechanism 34 are of an integrated structure, the pressure reducing mechanism 37 is positioned at the lower end of the feed inlet 1, an outlet, so that the blocking mechanism 34 filters again the impurities tumbling in the settling tank 33.
The blocking mechanism 34 is provided with a connecting plate 341, a circulation block 342, a communication pipe 343 and a circulation column 344, the connecting plate 341 is installed outside the circulation column 344, the communication pipe 343 penetrates through the inside of the circulation column 344, the circulation block 342 is connected outside the circulation column 344, the communication pipe 343 is connected with a connecting pipe 35 through a pipeline, the connecting plate 341 is in an annular wave shape, the outer side of the connecting plate is attached to the inner wall of the sedimentation tank 33, the connecting plate 341 is in an outward-rising inclined structure, so that the impurities in the surge are floated to the outside, the surge force at the outer side is weaker, and the impurities are prevented from continuously surging.
Wherein, connecting plate 341 is equipped with sponge board a1, fixed block a2, filtering mechanism a3, sponge board a1 laminates in the middle of fixed block a2, filtering mechanism a3 is located sponge board a1 lower extreme, filtering mechanism a3 inlays fixedly at fixed block a2 lower extreme, fixed block a2 is installed in the circulation post 344 outside, fixed block a2 is continuous bending structure, has the effect of atress bending, weakens the surge power that circulation piece 342 produced for surge power weakens to the diffusion all around.
Wherein, filtering mechanism a3 is equipped with atress piece a31, crooked passageway a32, blocks spheroid a33, it inlays inside crooked passageway a32 to block spheroid a33, crooked passageway a32 is located atress piece a31 centre, the laminating of atress piece a 31's upper end is at sponge a1 lower extreme, crooked passageway a32 is the bending mass, has the reinforcing and blocks the effect of power to impurity, avoids impurity direct atress in blockking spheroid a33, reduces the promotion of gushing power to impurity, and atress piece a31 lower extreme is the arc structure simultaneously for impurity slides away from the arc structure, avoids crooked passageway a32 too jam.
The embodiment has the following specific use modes and functions:
in the invention, domestic sewage is treated by the aerobic tank 32 and then flows into the blocking mechanism 34 in the connecting pipe 35, the sewage flows out of the circulating block 342 through the communicating pipe 343 to impact the bottom inside the sedimentation tank 33, so that the sewage is enabled to upwards surge along the circulating column 344, so that the sewage moves outwards along with the fixed block a2 in the connecting plate 341, the sewage flows on the arc at the lower end of the stress block a31 in the filtering mechanism a3, the impurities in the sewage slide away from the arc structure, meanwhile, the sewage impurities are blocked by the bent structure of the bent channel a32 and the blocking ball a33, and continuously diffuse and weaken to the periphery of the connecting plate 341, when in billowing, the fixed block a2 is bent and deformed by the sponge plate a1, the billowing force is reduced, the billowing impurities float to the outside, thereby the outside turns over and gushes the power and is less strong subsides, avoids impurity to continue to turn over and gush, prevents that the filter effect is unsatisfactory.
Example 2:
as shown in fig. 6-8:
the pressure reduction mechanism 37 is provided with a blocking plate 371, a sliding block 372, a force receiving mechanism 373 and a fixing plate 374, the blocking plate 371 is attached to the inner side of the fixing plate 374, the sliding block 372 is located at the lower end of the blocking plate 371, the force receiving mechanism 373 is embedded in the inner side of the fixing plate 374, the fixing plate 374 is located on the upper surface of the anaerobic tank 36, the force receiving mechanism 373 is of a structure with a middle protruding upwards, has certain stress, is bent when the internal pressure is too large, and discharges a proper amount of gas to enable the internal pressure to be at a certain value.
The stress mechanism 373 is provided with a pressure mechanism w1, a rubber ring w2, a pressure port w3 and a stress plate w4, the pressure mechanism w1 is attached to the inner side of the rubber ring w2, the pressure port w3 is located at the lower end of the pressure mechanism w1, the fixed block a2 is mounted inside the stress plate w4, the stress plate w4 is attached to the inner side of the fixed plate 374, and the pressure port w3 is of a structure with the upward width gradually reduced, so that the stress is kept at a certain value, and the excessive stress effect is avoided.
The pressure mechanism w1 is provided with a circular hole w11, a fixing ring w12, a connecting ring w13, a flow hole w14 and a curved plate w15, the circular hole w11 is located in the middle of the fixing ring w12, the connecting ring w13 is embedded at the lower end of the fixing ring w12, the flow hole w14 is connected to the inside of the connecting ring w13, the curved plate w15 is mounted at the lower end of the connecting ring w13, the outer side of the fixing ring w12 is attached to the inner side of the rubber ring w2, the curved plate w15 is in a structure with an upward middle projection, and the circular hole w11 is located at the upper end of the curved plate w15, so that the curved plate w15 is bent under force, and pressure flows out from the outer side of the curved plate w15 and enters the circular hole w11 in the fixing ring w12 through the flow hole w14 in the connecting.
The embodiment has the following specific use modes and functions:
in the invention, the middle of a stress mechanism 373 in a pressure reducing mechanism 37 is upwards protruded by air pressure generated in the sewage treatment process, so that a stress plate w4 is upwards bent to form stress, the pressure acts on a rubber ring w2 through a pressure port w3 to compress the rubber ring w2, a bent plate w15 in the pressure mechanism w1 is stressed to be bent, so that the pressure is circulated from the outer side of a bent plate w15, enters a circular hole w11 in a fixed ring w12 through a circulation hole w14 on a connecting ring w13 and flows out, and enters external air through a gap between a sliding block 372 and a blocking plate 371, so that the internal pressure is kept at a certain value, more air in the internal space is avoided, and the switch closing process is prevented from being difficult.
The technical scheme of the invention is utilized, or a similar technical scheme is designed by a person skilled in the art based on the inspiration of the technical scheme of the invention, so that the technical effects are achieved, and the technical scheme and the method fall into the protection scope of the invention.
Claims (7)
1. The utility model provides a high-efficient stable domestic sewage ecological treatment equipment, its structure includes feed inlet (1), welded piece (2), processing mechanism (3), install in processing mechanism (3) upper end feed inlet (1), the welding of welded piece (2) is at processing mechanism (3) lower extreme, its characterized in that:
processing apparatus constructs (3) and is equipped with separation pond (31), good oxygen pond (32), sedimentation tank (33), barrier mechanism (34), connecting pipe (35), anaerobism pond (36), step-down mechanism (37), separation pond (31) are located anaerobism pond (36) left side, anaerobism pond (36) are connected in good oxygen pond (32) left side, install in sedimentation tank (33) inside in barrier mechanism (34), connecting pipe (35) are connected in good oxygen pond (32) bottom, step-down mechanism (37) laminating is at good oxygen pond (32) upper end inner wall, connecting pipe (35) and barrier mechanism (34) structure as an organic whole, step-down mechanism (37) are located feed inlet (1) lower extreme.
2. The ecological treatment equipment for domestic sewage with high efficiency and stability as claimed in claim 1, wherein: the blocking mechanism (34) is provided with a connecting plate (341), a circulation block (342), a communication pipe (343) and a circulation column (344), the connecting plate (341) is installed on the outer side of the circulation column (344), the communication pipe (343) penetrates through the inside of the circulation column (344), the circulation block (342) is connected on the outer side of the circulation column (344), and the communication pipe (343) is in pipeline connection with the connecting pipe (35).
3. The ecological treatment equipment for domestic sewage with high efficiency and stability as claimed in claim 2, wherein: the connecting plate (341) is provided with a sponge plate (a1), a fixed block (a2) and a filtering mechanism (a3), the sponge plate (a1) is attached to the middle of the fixed block (a2), the filtering mechanism (a3) is located at the lower end of the sponge plate (a1), the filtering mechanism (a3) is embedded at the lower end of the fixed block (a2), and the fixed block (a2) is installed on the outer side of the flow-through column (344).
4. The ecological treatment equipment for domestic sewage with high efficiency and stability as claimed in claim 3, wherein: the filtering mechanism (a3) is provided with a stress block (a31), a bent channel (a32) and a blocking ball body (a33), the blocking ball body (a33) is embedded in the bent channel (a32), the bent channel (a32) is located in the middle of the stress block (a31), and the upper end of the stress block (a31) is attached to the lower end of a sponge plate (a 1).
5. The ecological treatment equipment for domestic sewage with high efficiency and stability as claimed in claim 1, wherein: the decompression mechanism (37) is equipped with and blocks board (371), sliding block (372), atress mechanism (373), fixed plate (374), it is inboard at fixed plate (374) to block board (371) laminating, sliding block (372) are located and block board (371) lower extreme, atress mechanism (373) are inlayed and are fixed at fixed plate (374) inboard, fixed plate (374) are located anaerobism pond (36) upper surface.
6. The ecological treatment equipment for domestic sewage with high efficiency and stability as claimed in claim 5, wherein: stress mechanism (373) is equipped with pressure mechanism (w1), rubber ring (w2), pressure port (w3), atress board (w4), pressure mechanism (w1) laminating is inboard at rubber ring (w2), pressure port (w3) are located pressure mechanism (w1) lower extreme, fixed block (a2) are installed inside atress board (w4), atress board (w4) laminating is inboard at fixed plate (374).
7. The ecological treatment equipment for domestic sewage with high efficiency and stability as claimed in claim 6, wherein: pressure mechanism (w1) is equipped with circular port (w11), solid fixed ring (w12), go-between (w13), opening (w14), crooked board (w15), circular port (w11) are located solid fixed ring (w12) centre, go-between (w13) are inlayed and are fixed at solid fixed ring (w12) lower extreme, opening (w14) are connected in go-between (w13) inside, crooked board (w15) are installed in go-between (w13) lower extreme, gu fixed ring (w12) outside laminating is inboard at rubber ring (w 2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011067854.3A CN112079538A (en) | 2020-10-07 | 2020-10-07 | High-efficient stable domestic sewage ecological treatment equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011067854.3A CN112079538A (en) | 2020-10-07 | 2020-10-07 | High-efficient stable domestic sewage ecological treatment equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112079538A true CN112079538A (en) | 2020-12-15 |
Family
ID=73730524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011067854.3A Withdrawn CN112079538A (en) | 2020-10-07 | 2020-10-07 | High-efficient stable domestic sewage ecological treatment equipment |
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| Country | Link |
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| CN (1) | CN112079538A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113376320A (en) * | 2021-04-28 | 2021-09-10 | 王静 | Biological detection card casket |
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| WO2007045007A1 (en) * | 2005-10-18 | 2007-04-26 | Francesco Antonio Martino | An apparatus and method for the treatment of sewage |
| CN205473275U (en) * | 2016-04-05 | 2016-08-17 | 天津天智节能环保技术服务有限公司 | Integrated sewage treatment device |
| CN107151053A (en) * | 2017-06-25 | 2017-09-12 | 云南傲远环保科技有限公司 | A kind of aerobic membrane module processing unit of anoxic anaerobic/anoxic |
| CN107473471A (en) * | 2017-09-18 | 2017-12-15 | 成都恒力达科技有限公司 | A kind of sewage purifying and treating device |
| CN209010341U (en) * | 2018-09-28 | 2019-06-21 | 马鞍山中创环保科技有限公司 | Integrated domestic sewage treatment device |
| CN110255811A (en) * | 2019-05-31 | 2019-09-20 | 浙江水利水电学院 | A kind of distributing rural domestic sewage treating device and method |
| CN210237388U (en) * | 2019-05-28 | 2020-04-03 | 江苏霞昊环保科技有限公司 | New rural sewage integration equipment |
| CN211035624U (en) * | 2019-11-25 | 2020-07-17 | 福建龙骏环保设备有限公司 | Box type sewage and wastewater treatment equipment |
-
2020
- 2020-10-07 CN CN202011067854.3A patent/CN112079538A/en not_active Withdrawn
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007045007A1 (en) * | 2005-10-18 | 2007-04-26 | Francesco Antonio Martino | An apparatus and method for the treatment of sewage |
| CN205473275U (en) * | 2016-04-05 | 2016-08-17 | 天津天智节能环保技术服务有限公司 | Integrated sewage treatment device |
| CN107151053A (en) * | 2017-06-25 | 2017-09-12 | 云南傲远环保科技有限公司 | A kind of aerobic membrane module processing unit of anoxic anaerobic/anoxic |
| CN107473471A (en) * | 2017-09-18 | 2017-12-15 | 成都恒力达科技有限公司 | A kind of sewage purifying and treating device |
| CN209010341U (en) * | 2018-09-28 | 2019-06-21 | 马鞍山中创环保科技有限公司 | Integrated domestic sewage treatment device |
| CN210237388U (en) * | 2019-05-28 | 2020-04-03 | 江苏霞昊环保科技有限公司 | New rural sewage integration equipment |
| CN110255811A (en) * | 2019-05-31 | 2019-09-20 | 浙江水利水电学院 | A kind of distributing rural domestic sewage treating device and method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113376320A (en) * | 2021-04-28 | 2021-09-10 | 王静 | Biological detection card casket |
| CN113376320B (en) * | 2021-04-28 | 2023-12-05 | 吉林夏兰生物科技有限公司 | Biological detection cassette |
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Application publication date: 20201215 |