CN222258363U

CN222258363U - Irrigation flowmeter

Info

Publication number: CN222258363U
Application number: CN202421022866.8U
Authority: CN
Inventors: 李惠钧; 李双冰; 郑振浩
Original assignee: Fu Jin Garden & Irrigation Equipment Co ltd
Current assignee: Fu Jin Garden & Irrigation Equipment Co ltd
Priority date: 2024-05-11
Filing date: 2024-05-11
Publication date: 2024-12-27
Anticipated expiration: 2034-05-11

Abstract

The utility model relates to an irrigation flowmeter, which aims at solving the technical problems that the production assembly and the pipe connection use of the existing similar products are inconvenient, particularly the meter cover, the corresponding display screen and keys are difficult to rotate for 360 degrees, and the shell is difficult to use horizontally or vertically. The flow meter is characterized in that the bottom of the middle tube inner plug is fastened and fixed in a central hole of a battery cover in a liquid seal cavity, a middle frame sleeved on the outer diameter of the top of the middle tube inner plug is arranged above the battery cover, a water flow sensing module is arranged in the middle tube inner plug, the middle frame and the battery cover are connected into a whole through screws, the middle frame is provided with a circuit board with a wireless connection module, the water flow sensing module interacts with the Hall water flow sensor through a magnetic field, buttons are symmetrically arranged in grooves on two sides of the outer diameter of the valve body inner channel respectively, and a ring seat drives corresponding components to rotate together for 360 degrees through the surface cover.

Description

Irrigation flowmeter

Technical Field

The utility model relates to a volumetric water meter, in particular to an irrigation flowmeter.

Background

The flowmeter, or called water meter, is a meter for measuring water flow, mostly for measuring accumulated flow of water, and is classified into a speed type, a spiral wing type and a positive displacement type according to the measurement principle. The positive-displacement water meter is installed in a pipeline, is a water meter composed of a plurality of chambers with known volumes, which are filled and discharged with fluid successively, and a mechanism driven by the fluid, and generally adopts a piston type structure, and the positive-displacement water meter is more accurate in measurement than a speed type water meter, and the error is controlled at a level of +/-0.5% or even lower. The volumetric flowmeter of the water meter is arranged in the shell, the volumetric flowmeter is provided with an inlet and an outlet, the inlet is communicated with the water inlet, the inlet is provided with a filter device, and the filter device is positioned between the water inlet and the sewage disposal channel. However, the production, assembly and use of the pipe joint of the product and the like are relatively inconvenient, particularly, the watch cover, the corresponding display screen and the keys are relatively difficult to rotate for 360 degrees, and the shell is relatively difficult to horizontally or vertically use.

Disclosure of Invention

In order to overcome the defects, the utility model aims to provide an irrigation flowmeter for solving the technical problems that the production, assembly and pipe connection of the existing similar products are inconvenient, particularly the meter cover, the corresponding display screen and keys are difficult to rotate for 360 degrees, and the shell is difficult to horizontally or vertically use. The aim is achieved by the following technical scheme.

The utility model provides an irrigation flowmeter, is equipped with hall rivers sensor in the middle of the passageway in the valve body of this flowmeter, and hall rivers sensor department top circular liquid seal intracavity center is equipped with well intraductal stopper, and the table lid of valve body top is equipped with display window and button hole, and its structural design main points are the bottom lock of well intraductal stopper is fixed in the centre bore of liquid seal intracavity battery lid, is equipped with the center of embolia well intraductal stopper top external diameter above the battery lid, is equipped with rivers sensing module in the intraductal stopper of well, and the center links as an organic whole with the battery lid through the screw, and the center is equipped with the circuit board, and the circuit board is connected with the battery in the liquid seal intracavity, and the circuit board is equipped with wireless connection module, rivers sensing module passes through magnetic field and hall rivers sensor interact. Therefore, the upper counting assembly and the lower metering assembly in the valve body in the flowmeter are used in a dry-wet separation mode, and related parts are convenient to rotate by taking the inner plug of the middle pipe as a central shaft.

Buttons are symmetrically arranged in grooves on two sides of the outer diameter of the inner channel of the valve body respectively, springs are arranged on the inner sides of the buttons respectively, barbs on the tops of the buttons are buckled with ring grooves on the inner diameter of a ring seat at the ring opening of the top of the valve body, and the ring seat opening and the surface cover are connected into a whole through ultrasonic welding. Above-mentioned structural design is convenient for encircle the seat and drives the table lid and rotate together after releasing through the button, is convenient for simultaneously and links 360 degrees rotations as an organic wholely back with the internal upper portion count subassembly of lower valve.

The middle frame in the watch cover is connected with the watch cover into a whole through another screw, buttons on two sides are pressed simultaneously, and the ring seat drives the watch cover, the circuit board, the battery, the middle frame and the battery cover to rotate together for 360 degrees through the watch cover. Above-mentioned structural design is convenient for 360 degrees rotations after the internal upper portion count subassembly of valve links as an organic wholely, conveniently sets up the position according to vision and viewing angle.

The sealing sleeve is arranged in the water inlet hole at one end of the inner channel of the valve body, the pipe joint sleeve is arranged at the outer diameter of the sealing sleeve, the inner thread is arranged in the pipe joint sleeve, the quick connector is arranged at the water outlet hole at the other end of the inner channel of the valve body, and the outer diameter of the connector of the quick connector is provided with the outer thread. The above is a structural embodiment of a quick connector, and other conventional pipe connection methods can be adopted.

The inner diameter of the sealing sleeve is an inner hexagonal hole, and a sleeve opening outer diameter limit ring of the sealing sleeve abuts against a limit opening at one end of the inner diameter of the pipe joint sleeve. The above is another embodiment of the quick connector, and other conventional pipe connection methods can be adopted.

The top plane groove of the watch cover is provided with a face cover, and the display window area and the key area of the face cover correspond to the display window and the key hole of the watch cover respectively.

The battery is a dry battery, the battery is symmetrically arranged in a battery cavity formed by connecting middle frames at two sides of the inner plug of the middle tube with a battery cover, and the battery cover is rectangular. Thus the dry cell increases the service life of the flowmeter.

The utility model has reasonable structural design, is convenient to produce, assemble, install and use, particularly the 360-degree rotation of the meter cover, the corresponding display screen and keys, and the horizontal or vertical use of the shell, and is suitable for being used as an irrigation flowmeter and the structural improvement of similar products.

Drawings

Fig. 1 is a schematic diagram of a partially exploded view of an embodiment of the present utility model.

Fig. 2 is a schematic cross-sectional view of the assembled structure of fig. 1.

Fig. 3 is a schematic diagram of a cross-sectional structure after assembly of fig. 1.

Fig. 4 is a schematic view of the internal structure of the assembled watch cover of fig. 1.

Fig. 5 is a schematic view of the internal structure of the lower part of the assembled watch cover of fig. 4, omitting the watch cover, battery, middle frame and circuit board.

The number and name of the drawing are 1, a valve body, 2, a button, 201, a barb, 3, a spring, 4, a battery cover, 5, a middle pipe inner plug, 6, a ring seat, 7, a middle frame, 8, a circuit board, 9, a meter cover, 10, a surface cover, 11, a Hall water flow sensor, 12, a sealing sleeve, 13, a pipe joint, 14, a quick connector, 15, a screw, 16 and a battery.

Description of the embodiments

The construction and use of the present utility model will now be further described with reference to the accompanying drawings. As shown in figures 1-5, a Hall water flow sensor 11 is arranged in the middle of a channel in a valve body 1 of the flowmeter, a middle tube inner plug 5 is arranged in the center of a circular liquid seal cavity above the Hall water flow sensor, a display window and a key hole are arranged on a meter cover 9 above the valve body, the bottom of the middle tube inner plug is buckled and fixed on a center hole of a battery cover 4 in the liquid seal cavity, a middle frame 7 sleeved on the outer diameter of the top of the middle tube inner plug is arranged above the battery cover, a water flow sensing module is arranged in the middle tube inner plug, the middle frame and the battery cover are connected into a whole through a screw 15, a circuit board 8 is arranged on the middle frame, the circuit board is connected with a battery 16 in the liquid seal cavity, the circuit board and the middle tube inner plug are connected into a whole, the circuit board is provided with a wireless connection module, and the water flow sensing module interacts with the Hall water flow sensor through a magnetic field. The valve comprises a valve body, wherein buttons 2 are symmetrically arranged in grooves on two sides of the outer diameter of an inner channel of the valve body respectively, springs 3 are arranged on the inner sides of the buttons respectively, barbs 201 on the top of the buttons are buckled with ring grooves on the inner diameter of a ring seat 6 on the ring opening of the top of the valve body, and the ring seat opening and a meter cover are connected into a whole through ultrasonic welding. The middle frame in the watch cover is connected with the watch cover into a whole through another screw, meanwhile, the buttons on two sides are pressed, and the ring seat drives the watch cover, the circuit board, the battery, the middle frame and the battery cover to rotate together for 360 degrees through the watch cover.

Meanwhile, a sealing sleeve 12 is arranged in a water inlet hole at one end of the inner channel of the valve body, a pipe joint 13 with the outer diameter of the sealing sleeve is arranged in a sleeve of the pipe joint, an internal thread is arranged in a sleeve of the pipe joint, a quick connector 14 is arranged at a water outlet hole at the other end of the inner channel of the valve body, and an external thread is arranged at the outer diameter of an interface of the quick connector. The inner diameter of the sealing sleeve is an inner hexagonal hole, and the sleeve opening outer diameter limit ring of the sealing sleeve abuts against the limit opening at one end of the inner diameter of the pipe joint sleeve. The top plane groove of the watch cover is provided with a face cover 10, and the display window area and the key area of the face cover correspond to the display window and the key hole of the watch cover respectively. The batteries are dry batteries, the batteries are symmetrically arranged in a battery cavity formed by connecting middle frames on two sides of the inner plug of the middle tube with a battery cover, and the battery cover is rectangular.

When the flowmeter is used, the flowmeter is respectively horizontally or vertically connected in the water pipe of the pipeline through the pipe connectors and the quick connectors at the two ends, so that the numerical value of the meter cover is convenient to observe, the buttons at the two sides are pressed, and the meter cover can be rotated to adjust the position of the display window, and then the buttons are loosened. When water in the water pipe passes through the Hall water flow sensor in the valve body, the recorded flow can be read through the water flow sensing module.

Claims

1. An irrigation flowmeter is characterized in that a center hole of a battery cover (4) in a liquid seal cavity is buckled and fixed at the bottom of the inner plug (5), a middle frame (7) sleeved on the outer diameter of the top of the inner plug is arranged above the battery cover, a water flow sensing module is arranged in the inner plug, the middle frame and the battery cover are connected into a whole through a screw (15), a circuit board (8) is arranged in the middle frame, the circuit board is connected with the inner plug of the middle tube into a whole, the circuit board is connected with a battery (16) in the liquid seal cavity, a wireless connection module is arranged on the circuit board, and the water flow sensing module interacts with the water flow sensor (11) through a magnetic field.

2. The irrigation flowmeter according to claim 1, wherein the inner grooves on both sides of the outer diameter of the inner channel of the valve body (1) are symmetrically provided with buttons (2), the inner sides of the buttons are respectively provided with springs (3), barbs (201) at the top of the buttons are buckled with ring grooves on the inner diameter of a ring seat (6) at the ring opening at the top of the valve body, and the ring seat top opening and the meter cover (9) are connected into a whole through ultrasonic welding.

3. The irrigation flowmeter according to claim 2, wherein the middle frame (7) in the meter cover (9) is connected with the meter cover into a whole through another screw (15), and simultaneously presses the buttons (2) on two sides, and the ring seat (6) drives the meter cover, the circuit board (8), the battery (16), the middle frame and the battery cover (4) to rotate together for 360 degrees through the meter cover.

4. The irrigation flowmeter according to claim 1, wherein a sealing sleeve (12) is arranged in a water inlet hole at one end of the inner channel of the valve body (1), a pipe joint (13) with the outer diameter of the sealing sleeve is arranged in the pipe joint, an internal thread is arranged in the pipe joint, a quick connector (14) is arranged at a water outlet hole at the other end of the inner channel of the valve body, and an external thread is arranged at the outer diameter of the connector of the quick connector.

5. The irrigation flowmeter of claim 4, wherein the inner diameter of the sealing sleeve (12) is an inner hexagonal hole, and the sleeve opening outer diameter limit ring of the sealing sleeve abuts against the limit opening at one end of the inner diameter of the pipe joint sleeve (13).

6. The irrigation flowmeter of claim 1, wherein a top planar slot of the meter cover (9) is provided with a face cover (10), and a display window area and a key hole of the face cover correspond to a display window and a key hole of the meter cover respectively.

7. The irrigation flowmeter according to claim 1, wherein the battery (16) is a dry battery, and the battery is symmetrically arranged in a battery cavity formed by connecting the middle frames (7) on two sides of the middle pipe inner plug (5) with the battery cover (4), and the battery cover is rectangular.