CN219417504U

CN219417504U - Water flow sensor

Info

Publication number: CN219417504U
Application number: CN202320560050.XU
Authority: CN
Inventors: 唐贵峰
Original assignee: Foshan Farui Xun Electric Co ltd
Current assignee: Foshan Farui Xun Electric Co ltd
Priority date: 2023-03-21
Filing date: 2023-03-21
Publication date: 2023-07-25
Anticipated expiration: 2033-03-21

Abstract

The utility model discloses a water flow sensor, which comprises an electric control box, wherein the electric control box is electrically connected with a flow rate detection tube through a protection circuit; the electric control box comprises a microprocessor, the positive top electricity of microprocessor is connected with the display screen, have in the operating region that the display screen below set up with microprocessor electricity is connected's zeroing button, zeroing button top is provided with the work pilot lamp, the work pilot lamp with microprocessor electricity is connected, zeroing button side electricity is connected with sectional area input keyboard, sectional area input keyboard below is provided with shift knob, and this kind of water flow sensor can be at any time according to the demand, changes the piece that receives the impact to change the area that receives the impact, utilize the rivers impact force, with water flow rate conversion pressure, thereby survey the rivers speed information of different precision, have flexibility ratio height, easy operation, convenient to use, application scope advantage extensively.

Description

Water flow sensor

Technical Field

The utility model relates to the field of water conservancy detection equipment, in particular to a water flow sensor.

Background

The sensor is a detection device which can sense the measured information and convert the sensed information into an electric signal or other information output in a required form according to a certain rule so as to meet the requirements of information transmission, processing, storage, display, recording, control and the like. Since human beings enter the electrified era, the application of the sensor is increasingly popular, and the sensor has the characteristics of miniaturization, digitalization, intelligence, multifunction, systemization, networking and the like, and is a primary link for realizing automatic detection and automatic control.

The sensor is various, and the model is various, including temperature sensor, weight sensor, speed sensor etc. wherein the rivers sensor is a sensor that is used for detecting the water velocity of flow, has extensive application in urban water network, water conservancy construction, like the application number is: the Chinese patent of CN202222776193.2 comprises the following specific contents: a pipe water flow sensor, comprising: the inner wall of the pipeline is provided with a reflecting block, and the reflecting block is provided with a first reflecting surface and a second reflecting surface; the detection component is connected with the pipeline and is arranged corresponding to the reflection block; the detection part is internally provided with a containing cavity; a detection element disposed within the accommodation chamber; the detection element includes: the circuit board, light emitter and light receiver set up on the circuit board and mutual parallel arrangement. The above patent is a typical water flow sensor for pipeline, but the sensitivity of the above patent to water flow detection is fixed, and the sensitivity can not be adjusted in real time according to actual demands, so that the flexibility is poor, the application range is small, when the water flow is large, the water flow is easy to damage, and when the water flow is small, the water flow data can not be detected.

Disclosure of Invention

The utility model aims to provide a water flow sensor, which solves the problems that the existing water flow sensor provided in the background art is fixed in sensitivity degree, cannot adjust sensitivity in real time according to actual demands, and has poor flexibility and small application range.

The technical scheme of the utility model is realized as follows: the water flow sensor comprises an electric control box, wherein the electric control box is electrically connected with a flow rate detection tube through a protection circuit;

the electric control box comprises a microprocessor, a display screen is electrically connected to the top of the front face of the microprocessor, a zeroing button electrically connected with the microprocessor is arranged in an operation area arranged below the display screen, a work indicator lamp is arranged above the zeroing button, the work indicator lamp is electrically connected with the microprocessor, a sectional area input keyboard is electrically connected to the side edge of the zeroing button, and a switch button is arranged below the sectional area input keyboard;

the flow velocity detection tube comprises an outer shell, the bottom of the outer shell is provided with a sealing bottom end, a pressure sensor is arranged on the inner wall of the outer shell, a pressing sheet is arranged on the pressure sensor, a bonding sheet is arranged on the pressing sheet, a guide rod is arranged on the bonding sheet, and the guide rod penetrates through a through hole in the outer shell, and an impacted sheet is arranged at the outer end part of the guide rod.

Preferably, the protection circuit top is provided with the installation base, the installation base is neodymium iron boron magnetism.

Preferably, the side of the microprocessor is electrically connected with a binding post.

Preferably, the sealed bottom end adopts corrosion-resistant glass, be provided with in the sealed bottom end with the lamp pearl that pressure sensor electricity is connected.

Preferably, a sealing ring is installed between the outer shell and the guide rod, and sliding oil seal treatment is performed between the guide rod and the sealing ring.

Preferably, the number of the pressing pieces is not less than three, and each pressing piece corresponds to one zero-returning button.

Preferably, the guide rod is detachably connected with the impacted piece.

Preferably, a sealing plug is arranged above the pressure sensor, and the outer shell is in sealing connection with the sealing plug.

By adopting the technical scheme, the utility model has the beneficial effects that:

the water flow sensor can replace the impacted piece at any time according to the needs, so that the area of the impacted piece is changed, the water flow speed is converted into pressure by utilizing the water flow impact force, and the water flow speed information with different precision is measured.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a front view of the present utility model;

fig. 2 is an enlarged view of the electronic control box of the present utility model;

fig. 3 is an internal structural view of the flow rate detecting tube of the present utility model.

Wherein: 1. an electric control box; 2. a protection circuit; 3. a mounting base; 4. a flow rate detection tube; 101. a microprocessor; 102. a display screen; 103. a zero return button; 104. a work indicator light; 105. a switch button; 106. binding posts; 107. a sectional area input keyboard; 401. an outer housing; 402. sealing the bottom end; 403. a pressure sensor; 404. tabletting; 405. an adhesive sheet; 406. a guide rod; 407. an impacted sheet; 408. a seal ring; 409. a lamp bead; 410. and (5) sealing plugs.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, a water flow sensor comprises an electric control box 1, wherein the electric control box 1 is electrically connected with a flow rate detection tube 4 through a protection circuit 2;

the electric control box 1 comprises a microprocessor 101, wherein the top of the front surface of the microprocessor 101 is electrically connected with a display screen 102, a zeroing button 103 electrically connected with the microprocessor 101 is arranged in an operation area arranged below the display screen 102, a work indicator lamp 104 is arranged above the zeroing button 103, the work indicator lamp 104 is electrically connected with the microprocessor 101, the side edge of the zeroing button 103 is electrically connected with a sectional area input keyboard 107, and a switch button 105 is arranged below the sectional area input keyboard 107;

the flow rate detection tube 4 comprises an outer shell 401, a sealing bottom end 402 is arranged at the bottom of the outer shell 401, a pressure sensor 403 is arranged on the inner wall of the outer shell 401, a pressing sheet 404 is arranged on the pressure sensor 403, a bonding sheet 405 is arranged on the pressing sheet 404, a guide rod 406 is arranged on the bonding sheet 405, and an impacted sheet 407 is arranged at the outer end part of the guide rod 406 after passing through a through hole in the outer shell 401.

Specifically, the protection circuit 2 top is provided with the installation base 3, and the installation base 3 is neodymium iron boron magnet, and when setting up like this and being the iron pipeline at the water pipe, the installation base 3 that utilizes that can be convenient is fixed to set up this device in required position, has improved the flexibility of this device installation.

Specifically, the side of the microprocessor 101 is electrically connected with a binding post 106, so that the detection result of the device is conveniently fed back to an external electrical component by using the binding post 106, and the device is used for realizing linkage with other electrical components.

Specifically, the sealed bottom 402 adopts corrosion-resistant glass, is provided with the lamp pearl 409 that is connected with pressure sensor 403 electricity in the sealed bottom 402, sets up the position of being convenient for instruct this device through lamp pearl 409 like this, also can be when needing simultaneously for provide the illumination for automatically controlled box 1, the staff of being convenient for looks over data.

Specifically, the sealing ring 408 is installed between the outer shell 401 and the sealing ring 408, and sliding oil seal treatment is performed between the sealing ring 408 and the sealing ring 406, so that water can be prevented from entering the outer shell 401, and meanwhile, the error of a detection result is not too large due to friction force between the sealing ring 408 and the sealing ring 406.

Specifically, the number of the pressing sheets 404 is not less than three, and each pressing sheet 404 corresponds to one zeroing button 103, so that a plurality of data can be detected simultaneously, and the plurality of data are subjected to cross comparison, so that the accuracy of a detection result is ensured.

Specifically, the guide rod 406 is detachably connected with the impacted piece 407, so that the impacted piece 407 with different sectional areas can be replaced by a worker at any time according to requirements, and the detection precision is adjusted.

Specifically, a sealing plug 410 is disposed above the pressure sensor 403, and the outer housing 401 is in sealing connection with the sealing plug 410, so that the sealing plug 410 can be used to maintain the tightness of the space of the pressure sensor 403, and damage caused by external water vapor entering the pressure sensor 403 is avoided.

Working principle: when the device is used for detecting the water flow rate information, the storage battery in the electric control box 1 is charged, the electric control box 1 supplies power for the device, the impacted piece 407 with the required cross section area is selected according to the water flow rate information required to be detected, the device is installed at the end part of the guide rod 406, the cross section area of the impacted piece 407 corresponding to the pressed piece 404 is input into the electric control box 1 by using the cross section area input keyboard 107, then the flow rate detection tube 4 is inserted into water through the installation base 3, the water flow is unidirectional, so that the water flow on one side of the impacted piece 407 is kept to be forward, the impacted piece 407 is impacted positively by the water flow, when the water flow is stable, the zero-reset button 103 is pressed, the pressure on each pressed piece 404 detected by the pressure sensor 403 is calibrated to be 0, the water flow rate at the moment is calibrated, when the water starts flowing, the pressure generated by the impacted piece 407 is conducted to the bonding piece 405 by the guide rod 406, a certain pressure is generated by the pressed piece 404, the pressure is fed back to the electric control box 1, the impacted piece 1 is processed according to the corresponding to the bonding piece 405, the calculated corresponding to the cross section area of each bonding piece 405, and the water flow rate can be conveniently detected by a worker, and the terminal 106 can be checked.

The electrical components are all connected with an external main controller and 220V mains supply, and the main controller can be conventional known equipment for controlling a computer and the like.

In the description of the present specification, the terms "connected," "mounted," "fixed," "disposed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection or an indirect connection through intermediate members without affecting the relationship between components and technical effects, or may be an integral connection or a partial connection, as in the case of this example, and as will be understood by those skilled in the art, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "transverse", "longitudinal", and the like refer to the directions or positional relationships based on the directions or positional relationships shown in the drawings. These terms are only used to better describe the present utility model and its embodiments and are not intended to limit the scope of the indicated devices, elements or components to the particular orientations or to configure and operate in the particular orientations. Finally, it should be noted that the present utility model is generally described in terms of a/a pair of components, such as the location of each component and the mating relationship therebetween, however, those skilled in the art will appreciate that such location, mating relationship, etc. are equally applicable to other components/other pairs of components.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. A water flow sensor, characterized in that: the device comprises an electric control box (1), wherein the electric control box (1) is electrically connected with a flow rate detection tube (4) through a protection circuit (2);

the electric control box (1) comprises a microprocessor (101), a display screen (102) is electrically connected to the top of the front face of the microprocessor (101), a zeroing button (103) electrically connected with the microprocessor (101) is arranged in an operation area arranged below the display screen (102), a work indicator lamp (104) is arranged above the zeroing button (103), the work indicator lamp (104) is electrically connected with the microprocessor (101), a sectional area input keyboard (107) is electrically connected to the side edge of the zeroing button (103), and a switch button (105) is arranged below the sectional area input keyboard (107);

the flow velocity detection tube (4) comprises an outer shell body (401), a sealing bottom end (402) is arranged at the bottom of the outer shell body (401), a pressure sensor (403) is arranged on the inner wall of the outer shell body (401), a pressing sheet (404) is arranged on the pressure sensor (403), a bonding sheet (405) is arranged on the pressing sheet (404), a guide rod (406) is arranged on the bonding sheet (405), and the guide rod (406) penetrates through a through hole in the outer shell body (401), and an impact sheet (407) is arranged at the outer end part of the guide rod.

2. A water flow sensor as claimed in claim 1, wherein: the protection circuit (2) top is provided with installation base (3), installation base (3) are neodymium iron boron magnetism.

3. A water flow sensor as claimed in claim 1, wherein: the side of the microprocessor (101) is electrically connected with a binding post (106).

4. A water flow sensor as claimed in claim 1, wherein: the sealed bottom end (402) adopts corrosion-resistant glass, be provided with in the sealed bottom end (402) with lamp pearl (409) that pressure sensor (403) electricity is connected.

5. A water flow sensor as claimed in claim 1, wherein: a sealing ring (408) is arranged between the outer shell (401) and the guide rod (406), and sliding oil seal treatment is carried out between the guide rod (406) and the sealing ring (408).

6. A water flow sensor as claimed in claim 1, wherein: the number of the pressing pieces (404) is not less than three, and each pressing piece (404) corresponds to one zero-returning button (103).

7. A water flow sensor as claimed in claim 1, wherein: the guide rod (406) is detachably connected with the impacted piece (407).

8. A water flow sensor as claimed in claim 1, wherein: a sealing plug (410) is arranged above the pressure sensor (403), and the outer shell (401) is in sealing connection with the sealing plug (410).