CN113863450A - Flushing process acquisition system and method for common mechanical toilet - Google Patents
Flushing process acquisition system and method for common mechanical toilet Download PDFInfo
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- CN113863450A CN113863450A CN202111139852.5A CN202111139852A CN113863450A CN 113863450 A CN113863450 A CN 113863450A CN 202111139852 A CN202111139852 A CN 202111139852A CN 113863450 A CN113863450 A CN 113863450A
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- toilet
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
- E03D9/00—Sanitary or other accessories for lavatories ; Devices for cleaning or disinfecting the toilet room or the toilet bowl; Devices for eliminating smells
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
Abstract
The invention provides a flushing process acquisition system and method of a common mechanical toilet, which relate to the field of research and development of the toilet and comprise a sensor, a data acquisition card, a flushing control device and a processor internally provided with data processing software, wherein the sensor is used for acquiring flow field data of a toilet waterway; the data acquisition card acquires the flow field data of the sensor in real time; the toilet flushing control device controls the toilet to discharge water with a unified initial value; the processor is connected with the data acquisition card through signals, and the data processing software in the processor converts the flow field data into text data which can be compared with a calculation model; and further effectively quickening the research and development efficiency and quality.
Description
Technical Field
The invention relates to the field of toilet research and development, in particular to a flushing process acquisition system and method of a common mechanical toilet.
Background
At present, most of research and development of a flushing structure of a toilet bowl are that research and development personnel give an initial design scheme according to experience, and then adjust and correct the design scheme after finding problems according to test data of a flushing function or CAE simulation; therefore, the quality of the flushing effect of the flushing structure has great randomness and contingency, and simultaneously causes the problem of long development period, so that the applicant of the patent continuously explores the research related to the flushing effect of the toilet bowl, and the following are two invention patents applied by the applicant,
patent numbers: 202110241831.8, discloses a method for evaluating flushing efficiency of toilet;
patent numbers: 202010681144.3, discloses a parameterized modeling method for a toilet bowl sewage discharge pipeline;
through the technical documents disclosed above, it can be seen that in recent years, the applicant can use CFD software to evaluate a toilet flushing structure, but a computational model in the CFD software lacks a verification means for the accuracy of flushing flow field prediction, and when a toilet flow channel is structurally optimized, if an unverified computational result is used to guide optimization, there is a problem that the reliability of an optimization result cannot be guaranteed, but there are problems of complex operation and large error in actual measurement data acquisition of a flushing flow field at present.
Disclosure of Invention
The invention aims to solve the technical problem of overcoming the defects in the prior art, and provides a flushing process acquisition system and method of a common mechanical toilet bowl, which have the advantages of high stability of flow field data, low error rate and simplicity in operation and can effectively accelerate the research and development efficiency and the research and development quality.
The invention is realized by the following technical scheme: a flushing process acquisition system of a common mechanical toilet comprises a sensor, a data acquisition card, a flushing control device and a processor internally provided with data processing software, wherein,
the sensor is used for collecting flow field data of a toilet waterway;
the data acquisition card is in signal connection with the sensor and acquires the flow field data of the sensor in real time;
the flushing control device is in signal connection with the data acquisition card, and the toilet flushing control device controls the toilet to discharge water according to a unified initial value;
the processor is connected with the data acquisition card through signals, and data processing software in the processor converts the flow field data into text data which can be compared with the calculation model.
According to the above technical scheme, preferably, the flushing control device is detachably mounted on the toilet bowl, and the moving end of the flushing control device presses the flushing switch of the toilet bowl.
According to the technical scheme, preferably, the flushing control device comprises a motor, a gear and a rack, the motor is fixed right above the flushing switch through a support, the gear is coaxially and fixedly connected with an output shaft of the motor, the rack is in meshing transmission with the gear, and the lower end of the rack is propped against the flushing switch of the toilet.
According to the above technical solution, preferably, the flush control device further includes a guide rail fixed to the bracket, and the back side of the rack is slidably connected to the guide rail.
According to the technical scheme, preferably, the flushing control device comprises a motor, a screw rod and a driving nut, the motor is fixed right above the flushing switch through a support, the motor drives the screw rod to rotate coaxially, the driving nut is in threaded fit with the screw rod, and the lower end of the driving nut is connected with the flushing switch.
The invention also discloses a flushing process collecting method of the common mechanical toilet bowl, and the flushing process collecting system adopting the common mechanical toilet bowl comprises the following steps:
s1, identifying and determining the key position of the toilet waterway;
s2, arranging a sensor at a key position of a toilet waterway;
s3, the sensor is in signal connection with the processor through a data acquisition card, the data acquisition card acquires flow field data acquired by the sensor in real time and transmits the flow field data to the processor;
s4, starting a flushing control device and controlling the toilet to discharge water with a unified initial value;
and S5, extracting and storing the flow field data acquired by the sensor into text data through data acquisition software in the processor, wherein the text data is used for comparing with the calculation model.
According to the above technical solution, preferably, the key positions in step S1 include one or more of a water storage tank, a main waterway inlet, a main waterway outlet, a diversion cavity, a jet waterway inlet, a jet waterway outlet, a blowdown inlet, a water seal and storage section, a weir-descending section, a siphon section, and a blowdown outlet.
According to the above technical solution, preferably, the sensor in step S2 includes a pressure sensor, a liquid level sensor and a flow rate sensor, the pressure sensor is disposed on one or more side walls of a main water channel inlet, a main water channel outlet, a water diversion cavity, an injection water channel inlet, an injection water channel outlet, a sewage discharge inlet, a water seal water storage section, a weir flow dam-descending section, a siphon section and a sewage discharge outlet of the flow field, the liquid level sensor is disposed in the water storage tank, and the flow rate sensor is disposed between the injection water channel outlet and the sewage discharge inlet.
According to the above technical solution, preferably, the data acquisition card has a digital output channel, and the pulse control flushing control device with a set frequency is output by calling a motion function library in the data acquisition card.
The invention has the beneficial effects that:
(1) according to the invention, the sensor is arranged in the water way of the toilet bowl, and the toilet bowl is controlled to discharge water with a uniform initial value, so that the flow field data of the flushing process of the toilet bowl when the finger is pressed is actually simulated can be obtained through the data acquisition system and the data acquisition method, the stability of the actually measured flow field data is improved, and the error rate is reduced;
(2) the actually measured flow field data of the flushing process of the toilet bowl, which is obtained by the invention, provides scientific and effective support and basis for the research and development modes of evaluating the flushing efficiency of the toilet bowl, parameterizing modeling of a sewage discharge pipeline of the toilet bowl and the like and the bottleneck breakthrough of the water saving technology of the toilet bowl, thereby effectively accelerating the research and development efficiency and the research and development quality.
Drawings
FIG. 1 shows a schematic structural diagram of a test toilet according to an embodiment of the present invention;
FIG. 2 shows a schematic structural diagram according to an embodiment of the invention;
FIG. 3 illustrates a schematic diagram of a flush control apparatus according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of another flush control apparatus according to an embodiment of the present invention;
FIG. 5 illustrates a schematic view of an embodiment of the adapter and sensor mounted on a toilet bowl according to the present invention;
in the figure: 1. a sensor; 2. a data acquisition card; 3. a processor; 4. a water storage tank; 5. a main waterway inlet; 6. a main waterway outlet; 7. a water diversion cavity; 8. an injection waterway inlet; 9. an outlet of the injection waterway; 10. a blowdown inlet; 11. a water seal water storage section; 12. weir flow dam-descent segment; 13. a siphon section; 14. an adapter; 15. a motor; 16. a gear; 17. a rack; 18. a flushing switch; 19. a screw; 20. the nut is driven.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is obvious that the described embodiments are some, not all embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in the figure, the invention provides a flushing process acquisition system of a common mechanical toilet, which comprises a sensor 1, a data acquisition card 2, a flushing control device and a processor 3 internally provided with data processing software, wherein,
the sensor 1 is arranged at a key position of a toilet waterway, and the sensor 1 is used for acquiring flow field data of the key position on the toilet waterway;
the data acquisition card 2 is in signal connection with the sensor 1 and acquires the flow field data of the sensor 1 in real time;
the flushing control device is connected with the data acquisition card 2 through signals, the flushing control device is detachably mounted on the pedestal pan, the moving end of the flushing control device presses a flushing switch 18 of the pedestal pan, the pedestal pan flushing control device controls the pedestal pan to discharge water according to a unified initial value, and the following two mechanical pressing modes can be adopted to ensure the stability of the flushing control device;
the processor 3 is connected with the data acquisition card 2 through signals, and data processing software in the processor 3 converts the flow field data into text data which can be compared with a calculation model.
Wherein a bath controlling means includes motor 15, gear 16 and rack 17, and motor 15 passes through the support to be fixed directly over bath switch 18, and gear 16 and the coaxial fixed connection of the output shaft of motor 15, rack 17 and the meshing transmission of gear 16, the lower extreme of rack 17 supports the bath switch 18 of toilet bowl, and then effective anthropomorphic dummy indicates to press the bath switch, guarantees the unity of pressing at every turn for the toilet bowl is with unified initial value play water.
In order to improve the stability of the sliding of the rack, the flushing control device further comprises a guide rail fixed on the bracket, and the back side of the rack is in sliding connection with the guide rail.
And another kind of bath controlling means includes motor 15, screw rod 19 and drive nut 20, and motor 15 passes through the support to be fixed directly over bath switch 18, and motor 15 drive screw rod 19 coaxial rotation, drive nut 20 and screw rod 19 screw-thread fit, and the lower extreme of drive nut 20 is connected with bath switch 18, and then effectively simulates the people and indicates to press the bath switch, guarantees the unity of pressing at every turn for the toilet bowl is with unified initial value play water.
Further, the data acquisition card 2 has a digital output channel, and the pulse with a set frequency is output by calling a motion function library in the data acquisition card 2 to control the flushing control device, that is, the motor 15 in the flushing control device is controlled to move according to a set speed and direction.
The invention also discloses a flushing process collecting method of the common mechanical toilet bowl, and the flushing process collecting system adopting the common mechanical toilet bowl comprises the following steps:
s1, identifying and determining the key position of the toilet waterway;
s2, arranging a sensor 1 at a key position of a toilet waterway;
s3, the sensor 1 is in signal connection with the processor 3 through the data acquisition card 2, the data acquisition card 2 acquires the flow field data acquired by the sensor 1 in real time, and the flow field data are transmitted to the processor 3;
s4, starting a flushing control device and controlling the toilet to discharge water with a unified initial value;
and S5, extracting and storing the flow field data acquired by the sensor 1 into text data through data acquisition software in the processor 3, wherein the text data is used for comparing with a calculation model in the CFD software.
According to the above embodiment, preferably, the key positions in step S1 include one or more of the water storage tank 4, the main waterway inlet 5, the main waterway outlet 6, the water diversion cavity 7, the jet waterway inlet 8, the jet waterway outlet 9, the sewage discharge inlet 10, the water seal storage section 11, the weir flow dam-descending section 12, the siphon section 13, and the sewage discharge outlet, and certainly, a collection point may be set at any flow channel position of the flushing toilet structure for collection according to the requirement, but the above key positions have changes in flow direction or flow channel size, and the flow field data change is obvious, and the changes in the toilet waterway can be reflected more truly.
Further, the sensor 1 in step S2 includes a pressure sensor 1, a liquid level sensor 1, and a flow rate sensor 1, where the pressure sensor 1 is disposed on one or more side walls of a main water channel inlet 5, a main water channel outlet 6, a water diversion cavity 7, an injection water channel inlet 8, an injection water channel outlet 9, a sewage discharge inlet 10, a water seal water storage section 11, a weir flow dam-descending section 12, a siphon section 13, and a sewage discharge outlet of the flow field, the liquid level sensor 1 is disposed in the water storage tank 4, and the flow rate sensor 1 is disposed between the injection water channel outlet 9 and the sewage discharge inlet 10.
Further, the sensor 1 in step S2 is installed at the key position of the toilet bowl waterway through the adapter 14, the adapter 14 can adopt a step-shaped hollow cavity structure, a mounting hole is formed at the key position of the toilet bowl waterway in advance, the adapter 14 is installed in the mounting hole, a worker can insert the sensor 1 into the hollow cavity channel of the adapter 14 according to the requirement, or utilize the plug to plug the hollow cavity channel of the unused adapter 14, the sensing end of the sensor 1 is flush with the inner wall of the ceramic wall of the toilet bowl or partially hidden in the inner wall, the value of the sensing end is accurately measured, and the interference to the waterway is reduced.
Furthermore, when the sensor 1 is connected with the data acquisition card 2, the two ends of the sensor data line are respectively provided with the identifiers for identification, and the identifiers on each sensor 1 are different, so that the ports of the sensor 1 and the data acquisition card 2 are matched and correspondingly connected, and the influence of the connection error on the accuracy of the acquired data is avoided.
The invention has the beneficial effects that:
(1) according to the invention, the sensor 1 is arranged in the water way of the toilet bowl, and the toilet bowl is controlled to discharge water with a uniform initial value, so that the flow field data of the flushing process of the toilet bowl when the finger is pressed is actually simulated can be obtained through the data acquisition system and the data acquisition method, the stability of the actually measured flow field data is improved, and the error rate is reduced;
(2) the actually measured flow field data of the flushing process of the toilet bowl, which is obtained by the invention, provides scientific and effective support and basis for the research and development modes of evaluating the flushing efficiency of the toilet bowl, parameterizing modeling of a sewage discharge pipeline of the toilet bowl and the like and the bottleneck breakthrough of the water saving technology of the toilet bowl, thereby effectively accelerating the research and development efficiency and the research and development quality.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 describing the invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Finally, it should be noted that: the above embodiments are only used for illustrating the technical solution of the invention, and not for limiting the same; while the invention has been described in detail and with reference to the foregoing embodiments, those skilled in the art will appreciate that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (9)
1. A flushing process acquisition system of a common mechanical toilet bowl is characterized by comprising a sensor, a data acquisition card, a flushing control device and a processor internally provided with data processing software, wherein,
the sensor is used for acquiring flow field data of a toilet waterway;
the data acquisition card is in signal connection with the sensor and acquires flow field data of the sensor in real time;
the flushing control device is in signal connection with the data acquisition card, and the toilet flushing control device controls the toilet to discharge water at a unified initial value;
the processor is connected with the data acquisition card through signals, and data processing software in the processor converts the flow field data into text data which can be compared with a calculation model.
2. The flushing process collection system of a general mechanical toilet according to claim 1, wherein the flushing control device is detachably mounted on the toilet, and the moving end of the flushing control device presses a flushing switch of the toilet.
3. The flushing process collecting system of a general mechanical toilet according to claim 2, wherein the flushing control device comprises a motor, a gear and a rack, the motor is fixed right above the flushing switch through a bracket, the gear is coaxially and fixedly connected with an output shaft of the motor, the rack is in meshing transmission with the gear, and the lower end of the rack abuts against the flushing switch of the toilet.
4. The flushing process collection system for a typical mechanical toilet according to claim 3, wherein the flushing control device further comprises a guide rail fixed to the bracket, and the back side of the rack is slidably coupled to the guide rail.
5. The flushing process collecting system of a general mechanical toilet according to claim 2, wherein the flushing control device comprises a motor, a screw rod and a driving nut, the motor is fixed right above the flushing switch through a bracket, the motor drives the screw rod to rotate coaxially, the driving nut is in threaded fit with the screw rod, and the lower end of the driving nut is connected with the flushing switch.
6. A method for collecting a flushing process of a general mechanical toilet, which is characterized in that the system for collecting a flushing process of a general mechanical toilet according to any one of claims 1 to 5 is adopted, and comprises the following steps:
s1, identifying and determining the key position of the toilet waterway;
s2, arranging a sensor at a key position of a toilet waterway;
s3, the sensor is in signal connection with the processor through a data acquisition card, and the data acquisition card acquires flow field data acquired by the sensor in real time and transmits the flow field data to the processor;
s4, starting a flushing control device and controlling the toilet to discharge water with a unified initial value;
and S5, extracting and storing the flow field data acquired by the sensor into text data through data acquisition software in the processor, wherein the text data is used for comparing with the calculation model.
7. The method for collecting a flushing process of a general mechanical toilet bowl according to claim 6, wherein the key locations in the step S1 include one or more of a water storage tank, a main waterway inlet, a main waterway outlet, a diversion chamber, a jet waterway inlet, a jet waterway outlet, a blowdown inlet, a water seal storage section, a weir-descending section, a siphon section, and a blowdown outlet.
8. The method for collecting a flushing process of a general mechanical toilet bowl according to claim 6, wherein the sensors in the step S2 include a pressure sensor disposed on a sidewall of one or more of a main waterway inlet, a main waterway outlet, a diversion cavity, a jet waterway inlet, a jet waterway outlet, a blowdown inlet, a water-sealed water storage section, a weir-descending section, a siphon section, and a blowdown outlet of the flow field, a liquid level sensor disposed in the water storage tank, and a flow rate sensor disposed between the jet waterway outlet and the blowdown inlet.
9. The method for collecting flushing process of toilet bowl according to claim 6, wherein the data acquisition card has a digital output channel, and the pulse control flushing control device with set frequency is outputted by calling the motion function library in the data acquisition card.
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| CN202111139852.5A CN113863450A (en) | 2021-09-28 | 2021-09-28 | Flushing process acquisition system and method for common mechanical toilet |
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| CN202111139852.5A CN113863450A (en) | 2021-09-28 | 2021-09-28 | Flushing process acquisition system and method for common mechanical toilet |
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