CN213068364U - Urine detection device with back flush structure and urinal - Google Patents
Urine detection device with back flush structure and urinal Download PDFInfo
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- CN213068364U CN213068364U CN202020631406.0U CN202020631406U CN213068364U CN 213068364 U CN213068364 U CN 213068364U CN 202020631406 U CN202020631406 U CN 202020631406U CN 213068364 U CN213068364 U CN 213068364U
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Abstract
The utility model provides a urine detection device with a back washing structure, which comprises a microscopic examination module and a back washing structure, wherein the microscopic examination module comprises a microscopic examination solenoid valve, a pressure sensor, a counting cell, a cut-off solenoid valve and an image acquisition module, and the back washing structure comprises a blockage removal solenoid valve and a back washing solenoid valve; the inlet end of the counting cell is communicated with the outlet end of the microscopic examination electromagnetic valve; the outlet end of the counting cell is communicated with the inlet end of a cut-off electromagnetic valve, and the cut-off electromagnetic valve is communicated with a first valve port of a recoil electromagnetic valve; the image acquisition module is used for acquiring images of samples in the counting cell; the second valve port of the recoil electromagnetic valve is communicated with the cleaning water pipeline. The device can sample automatically, has higher convenience. By collecting the sample image in a static state, a detection result with higher accuracy can be obtained. The back washing structure can thoroughly clean the device and automatically back wash the counting cell without manual cleaning and blockage removal, and the detection result is more accurate, clean and sanitary and pollution-free.
Description
Technical Field
The utility model belongs to the technical field of the urine detects technique and specifically relates to a urine detection device and urinal with back flush structure is related to.
Background
Urine is a daily necessary procedure for all people, the urine condition can directly reflect the health conditions of various bodies, the urine can reflect whether diseases such as kidney diseases, lower urinary tract diseases, extrarenal diseases, liver and gall diseases, diabetes and the like exist, and urine detection has a great effect on early detection of the diseases and health condition assessment, and comprises routine urine analysis, detection of visible components in urine (such as urine red blood cells, white blood cells and the like) and the like.
The rapid screening analysis of urine by using a multi-linked biochip, namely urine routine, is a simple, convenient and rapid urine screening method, although the method is rapid and simple, only qualitative and semi-quantitative effects can be exerted due to the methodological limitation, the detection result has false positive and false negative, and the result is influenced by a plurality of factors.
Microscopic examination (referred to as microscopic examination for short) using urine is an important content of urine examination. Urine microscopy can detect cast, cell, crystal, bacteria, and other visible amorphous and amorphous components of microorganisms, parasites, and bacteria in urine.
Generally, a series of processes of registering to a hospital, visiting a clinic, paying a fee, queuing by a clinical laboratory, waiting for a detection report and revising a doctor are required for urine examination, and a great deal of time and energy are required for routine urine examination.
SUMMERY OF THE UTILITY MODEL
The utility model has the first purpose of providing a urine detection device with a back washing structure, which can solve the problems of long time required by the conventional detection of the existing urine and inaccurate detection caused by the blockage of a counting cell by a urine sample in the detection;
a second object of the present invention is to provide a urinal, which adopts the urine detecting device with a back-washing structure as described above.
A urine detection device with a backwashing structure comprises a microscopic examination module and a backwashing structure, wherein the microscopic examination module comprises a microscopic examination electromagnetic valve, a pressure sensor, a counting cell, a cut-off electromagnetic valve and an image acquisition module, and the backwashing structure comprises a blockage removal electromagnetic valve and a backwashing electromagnetic valve;
the inlet end of the counting cell is communicated with the outlet end of the microscopic examination electromagnetic valve;
the outlet end of the counting cell is communicated with the inlet end of a cut-off electromagnetic valve, and the cut-off electromagnetic valve is communicated with a first valve port of a recoil electromagnetic valve;
the image acquisition module is used for acquiring images of samples in the counting cell;
a second valve port of the recoil electromagnetic valve is communicated with a cleaning water pipeline;
the first end of the blockage removing electromagnetic valve is communicated with a connecting pipeline between the microscopic examination electromagnetic valve and the pressure sensor;
and the second end of the blockage removing electromagnetic valve and the third valve port of the recoil electromagnetic valve are both communicated with the liquid outlet.
Preferably, the urine testing device further comprises a cleaning module;
the cleaning module comprises a tap water pressure reducing valve, the inlet end of the tap water pressure reducing valve is connected with a tap water pipeline, and the outlet end of the tap water pressure reducing valve is communicated with a cleaning water pipeline.
Preferably, the microscopic examination module further comprises a pressure sensor, and the pressure sensor is arranged on a connecting pipeline between the counting cell and the microscopic examination electromagnetic valve.
Preferably, the image acquisition module comprises a microscope, a microscope light source and a camera;
the microscope and the microscope light source are oppositely arranged, and the counting cell is arranged between the microscope and the microscope light source;
the camera is arranged at the image acquisition interface of the microscope.
Preferably, the microscope comprises an objective lens, a lens barrel and an image acquisition interface;
the microscope light source is arranged on the base bracket right below the objective lens, and the counting cell is fixed between the microscope light source and the objective lens;
the objective lens and the image acquisition interface are connected to the lens cone, and the lens cone is fixed on the base support.
Preferably, the urine detection device with the back washing structure comprises a urine collection module, a sample pipeline switching module and a sample adding module;
the urine collection module is communicated with the sample adding module and the microscopic examination module through the sample pipeline switching module, and the sample pipeline switching module selectively guides the sample collected by the urine collection module to the sample adding module and/or the microscopic examination module.
Preferably, the urine collection module comprises a straight flow pump;
the inlet end of the direct current pump is connected with the sample collecting end through a pipeline, and the outlet end of the direct current pump is communicated with the sample pipeline switching module.
Preferably, the sample pipeline switching module comprises a sample buffer pool, a sample adding pump and an overflow pipe;
the inlet end of the sample buffer pool is communicated with the outlet end of the urine collection module, the outlet end of the sample buffer pool is communicated with the inlet end of the sample adding pump, and an overflow port on the sample buffer pool is communicated with an overflow pipe;
the pipeline connected with the outlet end of the sample adding pump is divided into two paths, the first path is communicated with the sample adding electromagnetic valve of the sample adding module, and the second path is communicated with the inlet end of the microscopic examination electromagnetic valve.
The cleaning module also comprises a 1-inlet 2-outlet shunt valve and a collector cleaning spray head;
the 1-inlet and 2-outlet shunt valve comprises a Z port, an N port and an H port;
the Z port is communicated with the outlet end of the tap water pressure reducing valve;
the N port is communicated with a collector cleaning spray head, and the collector cleaning spray head is used for cleaning the sample collection end;
the H port is communicated with a specimen cache pool of the specimen pipeline switching module.
A urinal comprising a urine detection device having a back flush configuration as described above.
Has the advantages that:
in the present embodiment, the urine detection device having the back-washing structure can be installed on a urinal, and can complete sampling of urine and perform microscopic examination of urine.
The device can take a sample automatically, need not artifical sample and the artifical transmission sample of connecing, has higher convenience.
When the counting cell is completely filled with the sample, the sample is stopped being conveyed to the counting cell, the microscopic examination electromagnetic valve and the cutoff electromagnetic valve are closed at the same time, the sample in the counting cell is in a static state at the moment, and a detection result with higher accuracy can be obtained by collecting a sample image in the static state.
In addition, the detection device is provided with a back washing structure, the back washing structure can thoroughly clean the device, automatic back washing can be carried out when the counting cell is blocked by urine sample impurities, impurities are discharged through the blockage discharge electromagnetic valve, manual cleaning and blockage discharge are not needed, and the detection result is more accurate, clean and sanitary and pollution-free.
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 embodiments or the technical solutions in 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 for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a process flow diagram of a urine detection device with a back-washing structure according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a microscopic examination module according to an embodiment of the present invention.
Description of reference numerals:
100: a urine collection module; 200: a sample pipeline switching module; 300: a sample adding module; 400: a microscopic examination module; 500: a cleaning module;
401: a counting pool; 402: a microscope light source; 403: an image acquisition module; 404: an objective lens; 405: a lens barrel; 406: an image acquisition interface; 407: a base support.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1 and fig. 2, in the present embodiment, a urine detection device with a back-flushing structure is provided, which includes a microscopic examination module 400 and a back-flushing structure, where the microscopic examination module 400 includes a microscopic examination solenoid valve, a counting cell 401, a cut-off solenoid valve, and an image acquisition module 403, and the back-flushing structure includes a blockage removal solenoid valve and a back-flushing solenoid valve.
The inlet end of the counting cell 401 is communicated with the outlet end of the microscopic examination electromagnetic valve. The outlet end of the counting cell 401 is communicated with the inlet end of a cut-off electromagnetic valve, and the cut-off electromagnetic valve is communicated with a first valve port of a recoil electromagnetic valve. The image acquisition module 403 is used for acquiring images of the samples in the counting cell 401.
The second valve port of the recoil electromagnetic valve is communicated with the cleaning water pipeline.
The first end of the blockage removing electromagnetic valve is communicated with a connecting pipeline between the microscopic examination electromagnetic valve and the pressure sensor, and the second end of the blockage removing electromagnetic valve and the third valve port of the recoil electromagnetic valve are both communicated with the liquid discharge port.
The blocking solenoid valve and the backflushing solenoid valve are communicated with the drain outlet, that is, the liquid discharged by the blocking solenoid valve and the backflushing solenoid valve can flow into the urinal through the drain outlet.
In the present embodiment, the device can be installed in a urinal, and can complete sampling of urine and perform microscopic examination of the urine.
The device can take a sample automatically, need not artifical sample and the artifical transmission sample of connecing, has higher convenience.
Particularly, after the counting cell is completely filled with the sample, the sample is stopped being conveyed to the counting cell, the microscopic examination electromagnetic valve and the cutoff electromagnetic valve are closed, the sample in the counting cell is in a static state at the moment, and a detection result with higher accuracy can be obtained by collecting a sample image in the static state.
In addition, the device can be thoroughly cleaned through the arrangement of the blocking removal electromagnetic valve and the recoil electromagnetic valve, automatic back flushing can be carried out when the counting chamber is blocked by urine sample impurities, the impurities are discharged through the blocking removal electromagnetic valve, manual cleaning and blocking removal are not needed, and the detection result is more accurate, clean and sanitary and pollution-free.
The microscopy module 400 further comprises a pressure sensor, and the pressure sensor is arranged on a connecting pipeline between the counting cell 401 and the microscopy solenoid valve.
After the microscopic examination solenoid valve and the cut-off valve are closed, whether the counting cell is blocked or not can be judged through the detected pressure value of the pressure sensor, if the pressure value is normal, the condition that the counting cell is not blocked and accords with image acquisition is shown, if the pressure value of the pressure sensor exceeds the normal value, the condition that the counting cell pipeline is blocked and does not accord with image acquisition is shown, and the detection is stopped.
The image acquisition module 403 includes a microscope, a microscope light source 402, and a camera. The microscope and the microscope light source 402 are arranged opposite to each other, and the counting cell 401 is arranged between the microscope and the microscope light source 402. The camera is disposed at the microscope image acquisition interface 406.
Specifically, the counting cell 401 is fixed between the microscope light source 402 and the microscope objective 404, so that the bottom surface of the channel inside the counting cell 401 is located at the focal plane of the microscope objective 404. The image acquisition module 403 is fixed on the microscope image acquisition interface 406, and the image acquisition module 403 is connected with the main control board through a data line.
The microscope comprises an objective 404, a lens barrel 405 and an image acquisition interface 406, wherein a microscope light source 402 is arranged on a base support 407 right below the objective 404, a counting cell 401 is fixed between the microscope light source 402 and the objective 404, the objective 404 and the image acquisition interface 406 are connected to the lens barrel 405, and the lens barrel 405 is fixed on the base support 407.
The urine detection device with a back washing structure comprises a urine collection module 100, a sample pipeline switching module 200 and a sample adding module 300. Urine collection module 100 switches module 200 through the sample pipeline and communicates with application of sample module 300, microscopic examination module 400, and sample pipeline switches module 200 and selectively leads the sample water conservancy diversion that urine collection module 100 gathered to application of sample module 300 and/or microscopic examination module 400.
Urine collection module 100 includes urine collection module includes the through-flow pump, and the entrance point of through-flow pump passes through the tube coupling sample collection end, and the exit end and the sample pipeline of through-flow pump switch the module intercommunication.
The collecting end is a filter head, the urine sample is collected through the filter head, and the collected sample is output to the sample pipeline switching module by the direct current pump. The straight-flow pump is specifically a straight-flow peristaltic pump.
The sample pipeline switching module 200 includes a sample buffer tank, a sample adding pump and an overflow pipe. The entrance point in sample buffer memory pond and urine collection module's exit end intercommunication, the exit end in sample buffer memory pond and the entry end intercommunication of application of sample pump, overflow mouth and overflow pipe intercommunication on the sample buffer memory pond.
The application of sample pump is wriggling application of sample pump, and the pipeline that application of sample pump outlet end is connected divide into two the tunnel, and first road communicates with the application of sample solenoid valve of application of sample module 300, and the second road communicates with the entry end of microscopic examination solenoid valve. The overflow pipe is communicated with the liquid outlet. Through the opening and closing of the sample adding electromagnetic valve and the microscopic examination electromagnetic valve, samples can be selectively conveyed to the sample adding module or the microscopic examination module.
The urine detection device further comprises a cleaning module 500, wherein the cleaning module 500 comprises a tap water pressure reducing valve, the inlet end of the tap water pressure reducing valve is connected with a tap water pipeline, and the outlet end of the tap water pressure reducing valve is communicated with a cleaning water pipeline.
The cleaning module 500 also includes a 1 in, 2 out shunt valve and a collector cleaning spray head.
The 1-inlet and 2-outlet shunt valve comprises a Z port, an N port and an H port, the Z port is communicated with the outlet end of a tap water pressure reducing valve, the N port is communicated with a collector cleaning sprayer, the collector cleaning sprayer is used for cleaning a sample collecting end, and the H port is communicated with a sample caching pool of a sample pipeline switching module.
The urine detection device with the back washing structure comprises the following specific detection processes:
urine microscopic examination is carried out after the sample adding of the biochip for urine routine detection is completed, the main control board sends a signal to a DC power supply control board (the main control board and the DC power supply control board are both conventional devices, and the control mode is also conventional), the DC power supply control board controls the microscopic examination electromagnetic valve and the cut-off valve to be powered on, the normally-closed end of the microscopic examination electromagnetic valve is communicated with the input end of the pressure sensor, the cut-off valve is communicated, the main control board sends a signal to a motor driver, the motor driver controls a peristaltic sample adding pump to rotate forwards to enable a sample to flow through a pipeline through the microscopic examination electromagnetic valve, the pressure sensor, the counting cell 401, the cut-off valve, the input end (first valve port) and the normally-open end (third valve port), a drain pipeline is finally discharged into a urinal drain port, the main control board sends a signal to the DC power supply control board when the counting cell 401 is completely filled, The peristaltic sample adding pump is powered off, the microscopic examination electromagnetic valve is powered off, the cut-off valve is powered off, the front and the back of a specimen in the counting cell 401 are cut off and are in a static state at the moment, when the pressure of a pressure sensor positioned on the input side of the counting cell 401 is normal, the main control board sends a control signal to the image acquisition module 403, the image acquisition module 403 is controlled to photograph and transmits the collected image to the main control board through a data line, the main control board sends a signal to the DC power supply control board and the motor driver after photographing, the DC power supply control board controls the microscopic examination electromagnetic valve and the cut-off valve to be powered on, the microscopic examination specimen circulation pipeline is conducted, the motor driver controls the peristaltic sample adding pump to rotate forwards for a certain number of steps and then to be powered off, so that the specimen in the counting cell 401 flows (namely, a new specimen under a microscope is replaced), the main control board sends a signal to, the process of keeping the specimen still, photographing and replacing a new specimen is circulated repeatedly for 20 times, 20 different specimen pictures are collected, the pictures are immediately transmitted to a main control board after each photographing, and the main control board transmits the pictures to a server through WIFI or a mobile network; if the pressure sensor pressure exceeds the normal value during the above cycle, it indicates that the counting cell 401 channel may be blocked, when the ultrahigh pressure is detected, the main control board sends a signal to the DC power control board, the DC power control board controls the microscopic examination electromagnetic valve to be powered off, the recoil electromagnetic valve to be powered on, the block valve to be powered on and the block valve to be powered on, so that a sample loading channel is blocked, clean tap water passes through a normally closed end (a second valve port) and an input end (a first valve port) of the recoil electromagnetic valve, the block valve, an outlet of the counting cell 401, an inlet of the counting cell 401, the pressure sensor and the block valve to reversely flush the counting cell 401, substances in the counting cell 401 and the pipeline are discharged out of the pipeline through the block valve, the recoil electromagnetic valve and the block valve are closed after the recoil is finished, the microscopic examination procedure is continuously executed again, and the shooting process is circulated until the shooting process is finished for 20. After the photographing is finished, the main control board sends signals to the DC power supply control board and the motor driver, the DC power supply control board controls the Z ends of the inlet shunt valve and the outlet shunt valve of the 1 inlet shunt valve and the 2 outlet shunt valve to be conducted with a tap water pressure reducing valve, the direct current peristaltic pump rotates reversely, the motor driver controls the peristaltic sample adding pump to rotate forwardly, the cleaned tap water enters the cache pool through the inlet shunt valve and the outlet shunt valve of the 1 inlet shunt valve and the 2 outlet shunt valve, the cleaning water passes through the C end of the cache pool and is discharged after flowing out by the direct current peristaltic pump in a reverse direction through the constituent devices of the urine collection modules such; meanwhile, cleaning water is pumped out by a peristaltic sample adding pump through the J end of the buffer tank, flows through a sample adding module structure such as a sample adding electromagnetic valve and a pipeline, and is discharged into a liquid outlet of the urinal, so that the cleaning of the sample adding module is completed. After the above parts are cleaned, the main control board sends signals to the DC power control board and the motor driver to control the direct current peristaltic pump to be powered off, the microscopy electromagnetic valve to be powered on and the block valve to be powered on, the cleaning water is pumped out by the peristaltic sample adding pump through the J end of the buffer tank, flows through the microscopy electromagnetic valve, the pipeline, the pressure sensor, the counting tank 401 and the block valve, and is discharged into the urinal from the normally-on end of the recoil electromagnetic valve, the cleaning completion main control board sends signals to the DC power control board to control the microscopy electromagnetic valve to be powered off, the recoil electromagnetic valve to be powered on and the block valve to be powered on, the cleaning water flows into the block valve, flows into the counting tank 401 from the recoil electromagnetic valve, flows through the block valve from the pressure sensor and is discharged into the urinal to complete the reverse cleaning of the counting tank 401 and the cleaning of the block pipeline, after the reverse cleaning is completed, the direct-current peristaltic pump rotates forwards, the cleaning water is cut off, and residual cleaning water in the urine collection module, the buffer pool and the sample adding module is drained; after draining, the main control board sends signals to the DC power supply control board and the motor driver to control the direct-current peristaltic pump to be powered off and the microscopic examination electromagnetic valve to be powered on, and the peristaltic sample adding pump is used for discharging cleaning water in the microscopic examination pipeline and the counting cell 401; after the counting cell 401 is drained, the main control board sends a signal to the DC power control board to control the power-on of the drain plug valve, the power-off of the recoil electromagnetic valve and the power-off of the block valve, the drain plug valve and the pipeline are drained by the peristaltic sample adding pump, after the drain is drained, the main control board sends a signal to the motor driver and the DC power control board to control the power-off of the peristaltic sample adding pump, the power-off of the microscopic examination electromagnetic valve and the power-off of the drain plug valve, and the cleaning process is finished.
In the present embodiment, there is also provided a urinal using the urine detection device having the back flush structure as described above.
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; although the present invention has been described in detail with reference to the foregoing embodiments, it should 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; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. A urine detection device with a backwashing structure is characterized by comprising a microscopic examination module and a backwashing structure, wherein the microscopic examination module comprises a microscopic examination electromagnetic valve, a pressure sensor, a counting cell, a cut-off electromagnetic valve and an image acquisition module, and the backwashing structure comprises a blockage removal electromagnetic valve and a backwashing electromagnetic valve;
the inlet end of the counting cell is communicated with the outlet end of the microscopic examination electromagnetic valve;
the outlet end of the counting cell is communicated with the inlet end of a cut-off electromagnetic valve, and the cut-off electromagnetic valve is communicated with a first valve port of a recoil electromagnetic valve;
the image acquisition module is used for acquiring images of samples in the counting cell;
a second valve port of the recoil electromagnetic valve is communicated with a cleaning water pipeline;
the first end of the blockage removing electromagnetic valve is communicated with a connecting pipeline between the microscopic examination electromagnetic valve and the pressure sensor;
and the second end of the blockage removing electromagnetic valve and the third valve port of the recoil electromagnetic valve are both communicated with the liquid outlet.
2. The urine testing device with backwashing structure of claim 1, further comprising a cleaning module;
the cleaning module comprises a tap water pressure reducing valve, the inlet end of the tap water pressure reducing valve is connected with a tap water pipeline, and the outlet end of the tap water pressure reducing valve is communicated with a cleaning water pipeline.
3. The urine detection device with a backwashing structure of claim 1, wherein the microscopy module further comprises a pressure sensor, and the pressure sensor is arranged on a connecting pipeline between the counting cell and the microscopy solenoid valve.
4. The urine testing device with backwashing structure of claim 1, wherein the image acquisition module comprises a microscope, a microscope light source and a camera;
the microscope and the microscope light source are oppositely arranged, and the counting cell is arranged between the microscope and the microscope light source;
the camera is arranged at the image acquisition interface of the microscope.
5. The urine detection device with a backwashing structure of claim 4, wherein the microscope comprises an objective lens, a lens barrel and an image acquisition interface;
the microscope light source is arranged on the base bracket right below the objective lens, and the counting cell is fixed between the microscope light source and the objective lens;
the objective lens and the image acquisition interface are connected to the lens cone, and the lens cone is fixed on the base support.
6. The urine detection device with a backwashing structure of claim 2, wherein the urine detection device with a backwashing structure comprises a urine collection module, a sample pipeline switching module and a sample adding module;
the urine collection module is communicated with the sample adding module and the microscopic examination module through the sample pipeline switching module, and the sample pipeline switching module selectively guides the sample collected by the urine collection module to the sample adding module and/or the microscopic examination module.
7. The urine detection device with a backwashing structure of claim 6, wherein the urine collection module includes a straight flow pump;
the inlet end of the direct current pump is connected with the sample collecting end through a pipeline, and the outlet end of the direct current pump is communicated with the sample pipeline switching module.
8. The urine detection device with a backwashing structure of claim 6, wherein the sample pipeline switching module comprises a sample buffer tank, a sample adding pump and an overflow pipe;
the inlet end of the sample buffer pool is communicated with the outlet end of the urine collection module, the outlet end of the sample buffer pool is communicated with the inlet end of the sample adding pump, and an overflow port on the sample buffer pool is communicated with an overflow pipe;
the pipeline connected with the outlet end of the sample adding pump is divided into two paths, the first path is communicated with the sample adding electromagnetic valve of the sample adding module, and the second path is communicated with the inlet end of the microscopic examination electromagnetic valve.
9. The urine detection device with a backwashing structure of claim 8, wherein the cleaning module further comprises a 1-in 2-out shunt valve and a collector cleaning nozzle;
the 1-inlet and 2-outlet shunt valve comprises a Z port, an N port and an H port;
the Z port is communicated with the outlet end of the tap water pressure reducing valve;
the N port is communicated with a collector cleaning spray head, and the collector cleaning spray head is used for cleaning the sample collection end;
the H port is communicated with a specimen cache pool of the specimen pipeline switching module.
10. A urinal comprising the urine detection device having a backwashing structure according to any one of claims 1 to 9.
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| CN202020631406.0U CN213068364U (en) | 2020-04-24 | 2020-04-24 | Urine detection device with back flush structure and urinal |
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| CN202020631406.0U CN213068364U (en) | 2020-04-24 | 2020-04-24 | Urine detection device with back flush structure and urinal |
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