CN112212925A - Miniature flow sensor - Google Patents
Miniature flow sensor Download PDFInfo
- Publication number
- CN112212925A CN112212925A CN202010846069.1A CN202010846069A CN112212925A CN 112212925 A CN112212925 A CN 112212925A CN 202010846069 A CN202010846069 A CN 202010846069A CN 112212925 A CN112212925 A CN 112212925A
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- Prior art keywords
- flow sensor
- casing
- outlet pipe
- water
- seted
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/05—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects
- G01F1/20—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by detection of dynamic effects of the flow
- G01F1/28—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by detection of dynamic effects of the flow by drag-force, e.g. vane type or impact flowmeter
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D15/00—Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby
- F01D15/10—Adaptations for driving, or combinations with, electric generators
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B13/00—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
- G01F15/06—Indicating or recording devices
- G01F15/061—Indicating or recording devices for remote indication
- G01F15/063—Indicating or recording devices for remote indication using electrical means
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
- G01F15/06—Indicating or recording devices
- G01F15/068—Indicating or recording devices with electrical means
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
- G01F15/14—Casings, e.g. of special material
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2220/00—Application
- F05B2220/70—Application in combination with
- F05B2220/706—Application in combination with an electrical generator
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
- Measuring Volume Flow (AREA)
Abstract
The invention relates to the technical field of flow sensors, in particular to a miniature flow sensor, which comprises a shell, wherein a storage battery and a wireless signal transmission module are arranged, so that the internal electric elements of the miniature flow sensor can conveniently work, detected numerical values can be conveniently sent to an external terminal through the wireless signal transmission module, wiring is carried out wirelessly, the miniature flow sensor is convenient to install, the installation cost is further reduced, the adaptability to the installation environment is improved, the miniature generator is convenient to use, when a medium passes through the miniature flow sensor, the medium drives the miniature generator to work through an impeller, so that the miniature generator supplies power to the storage battery, the consumption of external energy sources is further reduced, energy is saved, emission is reduced, the miniature flow sensor is environment-friendly, simple in structure, convenient to install and small in structure, and convenient to use in a narrow space, and the shell is designed in a, the invention is convenient to split and overhaul and maintain.
Description
Technical Field
The invention relates to the technical field of flow sensors, in particular to a miniature flow sensor.
Background
The flow sensor is a device capable of detecting the magnitude of fluid flow in a pipeline, which is often used in a control system of a fluid machine, and can be used for accumulating the total fluid amount after being combined with a proper mechanical device or an electrical device, and can also be used for detecting instantaneous flow.
However, most of the existing flow sensors are large in structure, the problem that installation is inconvenient to the narrow space exists, when the flow sensors are used, external power supply is needed to be conducted on the flow sensors or data transmission cables need to be arranged, wiring is difficult, installation is inconvenient, and when the flow sensors are used for a long time, the problems that power consumption is large, energy is wasted exist, and certain using defects exist.
Disclosure of Invention
The invention aims to provide a micro flow sensor to solve the problems of inconvenience in installation in a narrow space, wiring requirement and high resource consumption in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: miniature flow sensor, which comprises a housin, the water cavity has been seted up to the inside intermediate position of casing, the inlet tube has been seted up to inside one side of casing, the outlet pipe has been seted up to the inside opposite side of casing, the inlet tube with the outlet pipe all with the water cavity is linked together, the inside rotation of crossing the water cavity installs the turbine, the equipment chamber has been seted up to inside one side of casing, inside one side fixed mounting in equipment chamber has signal amplifier, one side fixed mounting of signal amplifier has magnetoelectric sensor, one side of magnetoelectric sensor extends to the inside of crossing the water cavity, just magnetoelectric sensor is located one side of turbine.
Preferably, the number of the shells is two, the four corners of the shell are provided with fixing holes, bolts are inserted into the fixing holes, the shells are fixedly connected with each other through the bolts, the two ends of the shell are respectively in threaded connection with a first connecting pipe and a second connecting pipe, the first connecting pipe is communicated with the water inlet pipe, and the second connecting pipe is communicated with the water outlet pipe.
Preferably, the inlet tube with the screw thread groove has all been seted up to the inside one end of outlet pipe, first connecting pipe with the second connecting pipe all passes through the screw thread groove with the inlet tube with outlet pipe looks threaded connection, just the inlet tube with the equal fixed mounting in one side of outlet pipe has the ring flange, evenly seted up the connecting hole on the ring flange.
Preferably, the inside both sides of crossing the water cavity all fixed mounting have the divertor, the inside both ends of crossing the water cavity all fixed mounting have the mount, the both ends of mount are the arc structure, just the both ends of mount all extend to the inside of divertor, the turbine rotates to be installed between the mount.
Preferably, a single chip microcomputer is fixedly installed on one side inside the equipment cavity, and a wireless signal transmission module is fixedly installed on one side, located inside the equipment cavity, of the signal amplifier.
Preferably, the inside of casing is located cross the opposite side in water cavity and has seted up the power supply chamber, just the inside one side joint in power supply chamber has the battery, the equipment chamber with the equal fixed mounting in inside one side in power supply chamber has microgenerator, equal fixed mounting has the impeller on microgenerator's the input shaft, the impeller runs through respectively the equipment chamber with the power supply chamber to extend to respectively the inlet tube with the inside of outlet pipe.
Preferably, the display screen is installed to surface one side of casing is inlayed, just the surface of casing is located one side joint of display screen has the apron, the apron with the power supply chamber is linked together.
Preferably, microgenerator electric connection the battery, just the battery does respectively magnetoelectric sensor signal amplifier the singlechip the display screen with wireless signal transmission module supplies power, just magnetoelectric sensor electric connection signal amplifier, signal amplifier electric connection the singlechip, singlechip electric connection the display screen with wireless signal transmission module.
Preferably, the water inlet pipe and the water outlet pipe are both L-shaped structures.
The invention has the technical effects and advantages that:
1. the wireless signal transmission module is arranged on the storage battery, so that the internal electrical elements of the wireless signal transmission module can work conveniently, the detected numerical values can be sent to an external terminal conveniently through the wireless signal transmission module, wiring is performed wirelessly, and the wireless signal transmission module is convenient to install, so that the installation cost is reduced, the adaptability to the installation environment is improved, and the wireless signal transmission module is convenient to use.
2. According to the invention, the micro generator is arranged, when a medium passes through the device, the medium drives the micro generator to work through the impeller, so that the micro generator supplies power to the storage battery, the consumption of external energy sources is reduced, the energy is saved, the emission is reduced, and the device is green and environment-friendly.
3. The invention has simple structure, convenient installation, small structure and convenient use in narrow space, and the shell of the invention adopts split design, thereby being convenient for splitting the invention and carrying out overhaul and maintenance.
Drawings
FIG. 1 is a front cross-sectional view of a structure of the present invention;
FIG. 2 is a front view of the structure of the present invention;
FIG. 3 is a schematic structural view of the housing of the present invention;
FIG. 4 is a diagram of electrical connection according to the present invention.
In the figure: 1. a housing; 2. a water passing cavity; 3. a water inlet pipe; 4. a water outlet pipe; 5. a turbine; 6. an equipment chamber; 7. a signal amplifier; 8. a magneto-electric sensor; 9. a fixing hole; 10. a bolt; 11. a first connecting pipe; 12. a second connecting pipe; 13. a thread groove; 14. a flange plate; 15. connecting holes; 16. a fluid director; 17. a fixed mount; 18. a single chip microcomputer; 19. a wireless signal transmission module; 20. a power supply chamber; 21. a storage battery; 22. a micro-generator; 23. an impeller; 24. a display screen; 25. and (7) a cover plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.
Referring to fig. 1-4, the present invention provides a technical solution:
a micro flow sensor comprises a shell 1, a water passing cavity 2 is formed in the middle of the inside of the shell 1, a water inlet pipe 3 is formed in one side of the inside of the shell 1, a water outlet pipe 4 is formed in the other side of the inside of the shell 1, the water inlet pipe 3 and the water outlet pipe 4 are both communicated with the water passing cavity 2, the water inlet pipe 3 and the water outlet pipe 4 are both of an L-shaped structure, threaded grooves 13 are formed in one ends of the inside of the water inlet pipe 3 and the water outlet pipe 4, a first connecting pipe 11 and a second connecting pipe 12 are both in threaded connection with the water inlet pipe 3 and the water outlet pipe 4 through the threaded grooves 13, a flange plate 14 is fixedly installed on one sides of the water inlet pipe 3 and the water outlet pipe 4, connecting holes 15 are uniformly formed in the flange plate 14, a turbine 5 is rotatably installed in the inside of the water passing cavity 2, an equipment cavity 6, one side of magnetoelectric sensor 8 extends to the inside of crossing water cavity 2, and magnetoelectric sensor 8 is located one side of turbine 5, and display screen 24 is installed to surface one side inlay of casing 1, and the surface of casing 1 is located one side joint of display screen 24 and has the apron 25, and the apron 25 is linked together with power supply cavity 20.
The quantity of casing 1 is two, and casing 1's four corners has all seted up fixed orifices 9, and the inside grafting of fixed orifices 9 has bolt 10, through bolt 10 looks fixed connection between the casing 1, and the both ends of casing 1 threaded connection has first connecting pipe 11 and second connecting pipe 12 respectively, and first connecting pipe 11 is linked together with inlet tube 3, and second connecting pipe 12 is linked together with outlet pipe 4.
Inside one side fixed mounting of equipment chamber 6 has singlechip 18, one side fixed mounting that inside of equipment chamber 6 is located signal amplifier 7 has wireless signal transmission module 19, the inside opposite side that is located water cavity 2 of casing 1 has seted up power supply chamber 20, and inside one side joint of power supply chamber 20 has battery 21, the equal fixed mounting in inside one side of equipment chamber 6 and power supply chamber 20 has microgenerator 22, equal fixed mounting has impeller 23 on microgenerator 22's the input shaft, impeller 23 runs through equipment chamber 6 and power supply chamber 20 respectively, and extend to the inside of inlet tube 3 and outlet pipe 4 respectively.
The micro generator 22 is electrically connected with the storage battery 21, so that the micro generator 22 is convenient for supplying power to the storage battery 21, the storage battery 21 is respectively used for supplying power to the magnetoelectric sensor 8, the signal amplifier 7, the single chip microcomputer 18, the display screen 24 and the wireless signal transmission module 19, the magnetoelectric sensor 8 is electrically connected with the signal amplifier 7, the signal amplifier 7 is electrically connected with the single chip microcomputer 18, and the single chip microcomputer 18 is electrically connected with the display screen 24 and the wireless signal transmission module 19.
As shown in figure 1, when the invention is used, a medium to be measured enters the interior of a water inlet pipe 3 through a first connecting pipe 11, enters the interior of a water passing cavity 2 through the water inlet pipe 3, enters the interior of a water outlet pipe 4 through the water passing cavity 2, and is discharged through a second connecting pipe 12, when the medium passes through the water passing cavity 2, a fluid director 16 is arranged, so that the medium impacts a turbine 5, the turbine 5 is forced to rotate due to the action of fluid, the rotating speed of the turbine 5 is in direct proportion to the average flow velocity in the interior of the water passing cavity 2, the rotation and the period of the turbine 5 change the magnetic resistance value of a magnetoelectric sensor 8, the magnetic flux in a detection coil generates periodic variation along with the magnetic flux, a periodic induced potential, namely an electric pulse signal is generated, the electric pulse signal is amplified by a signal amplifier 7 and transmitted to a singlechip 18, and the value is displayed on a display screen 24 through the singlechip 18, and the numerical value is transmitted to an external control terminal through the wireless signal transmission module 19, so that the numerical value of the flow can be conveniently acquired.
The micro-generator 22 is arranged inside the equipment cavity 6 and the power supply cavity 20, an input shaft of the micro-generator 22 penetrates through the equipment cavity 6 and the power supply cavity 20 and extends into the water inlet pipe 3 and the water outlet pipe 4 respectively, the impeller 23 is arranged on the input shaft of the micro-generator 22, and when a medium flows through the water inlet pipe 3 and the water outlet pipe 4, the impeller 23 rotates under the action of fluid, so that the micro-generator 22 works, the micro-generator 22 supplies power to the storage battery 21, and the service life of the electric water heater is prolonged, energy conservation and consumption reduction are realized, and the electric water heater is green and environment-friendly.
Referring to fig. 2 and 3, a display screen 24 is disposed on one side of the housing 1 for displaying the flow rate value and facilitating observation, a cover plate 25 is disposed, the cover plate 25 is communicated with the power supply cavity 20, the cover plate 25 is lifted for facilitating replacement of the storage battery 21 and facilitating operation, the number of the housing 1 is two, and the two housings are fixedly connected by the bolt 10, so that when the present invention needs to be maintained or overhauled, the bolt 10 is unscrewed to separate the housings 1, thereby facilitating maintenance of the components inside the equipment cavity 6, the water passing cavity 2 and the power supply cavity 20 and facilitating operation, and when in use, the first connecting pipe 11 and the second connecting pipe 12 are connected with the housing 1 by the thread groove 13, so that the first connecting pipe 11 is communicated with the water inlet pipe 3, the second connecting pipe 12 is communicated with the water outlet pipe 4, thereby facilitating the medium to pass through the interior of the present invention, and the flange plate 14 is arranged on one side of the first connecting pipe 11 and one side of the second connecting pipe 12, so that the pipeline connecting device is convenient to connect with an external pipeline through the flange plate 14 and use.
As shown in fig. 4, the micro-generator 22 is electrically connected to the storage battery 21, so that the micro-generator 22 is convenient to supply power to the storage battery 21, the storage battery 21 is respectively used for supplying power to the magnetoelectric sensor 8, the signal amplifier 7, the single chip microcomputer 18, the display screen 24 and the wireless signal transmission module 19, so as to convert kinetic energy of a medium flowing through the present invention into electric energy, so that the electric elements in the present invention work, the magnetoelectric sensor 8 is electrically connected to the signal amplifier 7, so that the signal amplifier 7 amplifies a pulse electric signal, the signal amplifier 7 is electrically connected to the single chip microcomputer 18, so that the amplified electric signal is processed by the single chip microcomputer 18, the single chip microcomputer 18 is electrically connected to the display screen 24 and the wireless signal transmission module 19, so that the processed electric signal is displayed by the display screen 24, and the processed electric signal is transmitted to an, the flow value of the medium flowing through the flow meter is convenient to collect and record.
The working principle of the invention is as follows: when the invention is used, a first connecting pipe 11 and a second connecting pipe 12 in the invention are fixedly connected with an external pipeline, a medium to be measured enters the interior of a water inlet pipe 3 through the first connecting pipe 11, enters the interior of a water passing cavity 2 through the water inlet pipe 3, enters the interior of a water outlet pipe 4 through the water passing cavity 2 and is discharged through the second connecting pipe 12, a fluid director 16 is arranged when the medium passes through the water passing cavity 2, so that the medium impacts a turbine 5, the turbine 5 is forced to rotate under the action of fluid, the rotating speed of the turbine 5 is in direct proportion to the average flow velocity in the water passing cavity 2, the rotation and the period of the turbine 5 change the reluctance value of a magnetoelectric sensor 8, the magnetic flux in a detection coil periodically changes along with the magnetic flux, a periodic induced potential, namely an electric pulse signal is generated, and is amplified by a signal amplifier 7 and then transmitted to a single chip microcomputer 18, and the numerical value is displayed on the display screen 24 through the singlechip 18, and is transmitted to an external control terminal through the wireless signal transmission module 19, so that the numerical value of the flow is conveniently collected.
The micro-generator 22 is arranged inside the equipment cavity 6 and the power supply cavity 20, an input shaft of the micro-generator 22 penetrates through the equipment cavity 6 and the power supply cavity 20 and extends into the water inlet pipe 3 and the water outlet pipe 4 respectively, the impeller 23 is arranged on the input shaft of the micro-generator 22, and when a medium flows through the water inlet pipe 3 and the water outlet pipe 4, the impeller 23 rotates under the action of fluid, so that the micro-generator 22 works, the micro-generator 22 supplies power to the storage battery 21, and the service life of the electric water heater is prolonged, energy conservation and consumption reduction are realized, and the electric water heater is green and environment-friendly.
The cover plate 25 is arranged, the cover plate 25 is communicated with the power supply cavity 20, the cover plate 25 is further lifted, the storage battery 21 is convenient to replace and operate, the number of the shells 1 is two, the shells are fixedly connected through the bolts 10, when the maintenance or the overhaul of the water-cooled water circulation system is needed, the shells 1 can be separated through unscrewing the bolts 10, the parts inside the equipment cavity 6, the water passing cavity 2 and the power supply cavity 20 are convenient to maintain and operate, the shells 1 are in a split type design, the water-cooled water circulation system is convenient to split, when in use, the first connecting pipe 11 and the second connecting pipe 12 are in threaded connection with the shells 1 through the thread grooves 13, the first connecting pipe 11 is communicated with the water inlet pipe 3, the second connecting pipe 12 is communicated with the water outlet pipe 4, a medium is convenient to pass through the interior of the water circulation system, and the connecting pipes 14 are arranged on one sides of the first connecting pipe 11 and the second flange 12, the invention is convenient to be connected with an external pipeline through the flange 14 and is convenient to use, the invention has small structure, is convenient to install and maintain, the micro generator 22 is electrically connected with the storage battery 21, so that the micro generator 22 is convenient to supply power to the storage battery 21, the storage battery 21 respectively supplies power to the magnetoelectric sensor 8, the signal amplifier 7, the singlechip 18, the display screen 24 and the wireless signal transmission module 19, so that kinetic energy of a medium flowing through the invention is convenient to be converted into electric energy, the electric elements in the invention work, the magnetoelectric sensor 8 is electrically connected with the signal amplifier 7, so that the signal amplifier 7 amplifies pulse electric signals, the signal amplifier 7 is electrically connected with the singlechip 18, so that the amplified electric signals are processed through the singlechip 18, and the singlechip 18 is electrically connected with the display screen 24 and the wireless signal transmission module 19, the processed electric signal is displayed through the display screen 24 and is sent to an external control terminal through the wireless transmission module 19, so that the flow numerical value of the medium flowing through the flow meter is conveniently collected and recorded.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (9)
1. Miniature flow sensor, including casing (1), its characterized in that: water cavity (2) have been seted up to the inside intermediate position of casing (1), inlet tube (3) have been seted up to inside one side of casing (1), outlet pipe (4) have been seted up to the inside opposite side of casing (1), inlet tube (3) with outlet pipe (4) all with cross water cavity (2) and be linked together, cross the internal rotation of water cavity (2) and install turbine (5), equipment chamber (6) have been seted up to inside one side of casing (1), inside one side fixed mounting of equipment chamber (6) has signal amplifier (7), one side fixed mounting of signal amplifier (7) has magnetoelectric sensor (8), one side of magnetoelectric sensor (8) extends to cross the inside of water cavity (2), just magnetoelectric sensor (8) are located one side of turbine (5).
2. The micro flow sensor of claim 1, wherein: the water inlet pipe is characterized in that the number of the shells (1) is two, fixing holes (9) are formed in four corners of each shell (1), bolts (10) are inserted into the fixing holes (9), the shells (1) are fixedly connected through the bolts (10), two ends of each shell (1) are respectively in threaded connection with a first connecting pipe (11) and a second connecting pipe (12), the first connecting pipes (11) are communicated with the water inlet pipe (3), and the second connecting pipes (12) are communicated with the water outlet pipe (4).
3. The micro flow sensor of claim 2, wherein: inlet tube (3) with thread groove (13) have all been seted up to the inside one end of outlet pipe (4), first connecting pipe (11) with second connecting pipe (12) all pass through thread groove (13) with inlet tube (3) with outlet pipe (4) looks threaded connection, just inlet tube (3) with the equal fixed mounting in one side of outlet pipe (4) has ring flange (14), connecting hole (15) have evenly been seted up on ring flange (14).
4. The micro flow sensor of claim 1, wherein: cross the equal fixed mounting in inside both sides of water cavity (2) and have divertor (16), cross the equal fixed mounting in inside both ends of water cavity (2) and have mount (17), the both ends of mount (17) are the arc structure, just the both ends of mount (17) all extend to the inside of divertor (16), turbine (5) rotate to be installed between mount (17).
5. The micro flow sensor of claim 1, wherein: a single chip microcomputer (18) is fixedly installed on one side of the interior of the equipment cavity (6), and a wireless signal transmission module (19) is fixedly installed on one side, located on the signal amplifier (7), of the interior of the equipment cavity (6).
6. The micro flow sensor of claim 5, wherein: the inside of casing (1) is located power supply chamber (20) have been seted up to the opposite side of crossing water cavity (2), just inside one side joint of power supply chamber (20) has battery (21), equipment chamber (6) with the equal fixed mounting in inside one side of power supply chamber (20) has microgenerator (22), equal fixed mounting has impeller (23) on the input shaft of microgenerator (22), impeller (23) run through respectively equipment chamber (6) with power supply chamber (20), and extend to respectively inlet tube (3) with the inside of outlet pipe (4).
7. The micro flow sensor of claim 6, wherein: the utility model discloses a power supply device, including casing (1), surface joint, apron (25), display screen (24) are installed to the surface one side of casing (1) is inlayed, just the surface of casing (1) is located one side joint of display screen (24) has apron (25), apron (25) with power supply chamber (20) are linked together.
8. The micro flow sensor of claim 7, wherein: microgenerator (22) electric connection battery (21), just battery (21) do respectively magnetoelectric sensor (8) signal amplifier (7) singlechip (18) display screen (24) with wireless signal transmission module (19) supplies power, just magnetoelectric sensor (8) electric connection signal amplifier (7), signal amplifier (7) electric connection singlechip (18), singlechip (18) electric connection display screen (24) with wireless signal transmission module (19).
9. The micro flow sensor of claim 1, wherein: the water inlet pipe (3) and the water outlet pipe (4) are both L-shaped structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010846069.1A CN112212925A (en) | 2020-08-21 | 2020-08-21 | Miniature flow sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010846069.1A CN112212925A (en) | 2020-08-21 | 2020-08-21 | Miniature flow sensor |
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| Publication Number | Publication Date |
|---|---|
| CN112212925A true CN112212925A (en) | 2021-01-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010846069.1A Withdrawn CN112212925A (en) | 2020-08-21 | 2020-08-21 | Miniature flow sensor |
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| CN (1) | CN112212925A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113532514A (en) * | 2021-06-23 | 2021-10-22 | 江苏迪威高压科技股份有限公司 | High-pressure pipe fitting structure with detection structure and using method thereof |
| CN114482992A (en) * | 2022-01-21 | 2022-05-13 | 东营职业学院 | Pressure flow monitoring device and method |
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| CN114482992B (en) * | 2022-01-21 | 2024-01-26 | 东营职业学院 | Pressure flow monitoring device and method |
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