CN217355805U

CN217355805U - Switch feedback device of pressure induction valve

Info

Publication number: CN217355805U
Application number: CN202221351039.4U
Authority: CN
Inventors: 何光强
Original assignee: Chinadrip Irrigation Equipment Co ltd
Current assignee: Chinadrip Irrigation Equipment Co ltd
Priority date: 2022-05-31
Filing date: 2022-05-31
Publication date: 2022-09-02
Anticipated expiration: 2032-05-31

Abstract

The utility model discloses a forced induction valve switch feedback device relates to solenoid valve technical field. The utility model discloses a pipeline, the upside of pipeline are equipped with valve casing, inside are equipped with the dog, and valve casing's inside sliding fit has cylinder, upside to be fixed with the apron, and the upside of apron is equipped with the mount pad, and inductive probe has been installed to the inside of mount pad, and inductive probe's one end is equipped with metal diaphragm and circular telegram interface. When the water pressure is 0.5-0.8KG, the metal diaphragm inside the inductive probe is deformed by pressure, the metal diaphragm is closed with the power-on interface in the inductive probe, the inductive probe senses the pressure and outputs a signal to indicate that the valve is in a water-passing state at the moment; on the contrary, when the water pressure is less than 0.5KG, the metal diaphragm inside the induction probe is not changed or the deformation degree is smaller, no signal is output at the moment, and the abnormal water flowing state of the valve is shown.

Description

Switch feedback device of pressure induction valve

Technical Field

The utility model belongs to the technical field of the solenoid valve, especially, relate to a pressure-sensitive valve switch feedback device.

Background

Solenoid valves are widely used in the field of industrial automation processes, being industrial equipment controlled by electromagnetism, being an automated basic element for controlling fluids, for adjusting the direction, flow, speed and other parameters of media in industrial control systems. The valve can be opened and closed and adjusted, so that the purposes of opening and closing or adjusting the flow direction of the pipeline medium and the like are achieved. As the electromagnetic valve technology is more and more applied to various industries, the performance of the original traditional electromagnetic valve is continuously improved, and new products which are suitable for the market requirements are developed.

The existing electromagnetic valve is not provided with a feedback signal device, so that whether the running working state of the electromagnetic valve is opened or closed is inconvenient to predict, the driving is brought to normal work, and the use requirement cannot be met.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a forced induction valve switch feedback device has solved the inconvenient technical problem who opens or close and carry out the precognition to solenoid valve operation operating condition of current solenoid valve.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model provides a forced induction valve switch feedback device, which comprises a pipe, the upside of pipeline is equipped with valve shell, inside is equipped with the dog, valve shell's inside sliding fit has the cylinder, the upside is fixed with the apron, the lower extreme of cylinder is equipped with the shutoff board, inside is fixed with inside post, the upside of inside post is fixed with the spring spacing groove, the upside of spring spacing groove is fixed with the fixed column, the upside of apron is equipped with the mount pad, inductive probe has been installed to the inside of mount pad, inductive probe's one end is equipped with metal diaphragm (20) and circular telegram interface (19), the inside water inlet of having seted up of apron, one side of water inlet is equipped with the connection water pipe.

Optionally, joints are provided at both ends of the pipe.

Optionally, the inside of inside post is equipped with the connecting rod, and the shutoff board is installed in the one end of connecting rod.

Optionally, a spring is arranged between the mounting seat and the spring limiting groove.

Optionally, one end of the spring is located on the periphery of the limiting cylinder, and the other end of the spring is located inside the spring limiting groove.

Optionally, an internal thread cylinder is arranged inside the mounting seat, the inductive probe is arranged on the lower side of the internal thread cylinder, and a controller is arranged inside the internal thread cylinder.

The embodiment of the utility model has the following beneficial effect:

according to one embodiment of the utility model, when the water pressure is 0.3-0.5KG, the valve is closed, the inner column moves downwards, the distance between the fixed column and the sensing probe in the upper end mounting seat is lengthened, the sensing probe does not sense pressure, no signal is output, and the valve is in a closed state at the moment; on the contrary, when the water pressure is 0.5-0.8KG, the inner column moves upwards, the distance between the fixed column and the sensing probe in the upper end mounting seat is shortened, the sensing probe senses the pressure and then the inner iron spring sheet is in short circuit, so that a signal is output, and the valve is in a closed state at the moment.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic perspective view of an embodiment of the present invention;

fig. 2 is a schematic cross-sectional view of an embodiment of the present invention;

FIG. 3 is a schematic view of the structure at A in FIG. 2;

fig. 4 is a schematic view of an internal cross-sectional structure of a valve casing according to an embodiment of the present invention.

Wherein the figures include the following reference numerals:

pipeline 1, connect 2, valve shell 3, apron 4, mount pad 5, controller 6, shutoff board 7, connecting rod 8, fixed column 9, spring 10, spacing section of thick bamboo 11, water inlet 12, dog 14, cylinder 15, inside post 16, spring spacing groove 17, internal thread section of thick bamboo 18, circular telegram interface 19, metal diaphragm 20.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.

To maintain the following description of the embodiments of the present invention clear and concise, detailed descriptions of well-known functions and components may be omitted.

Referring to fig. 1-4, in the present embodiment, a pressure sensing valve switch feedback device is provided, including a pipeline 1, a valve housing 3 is disposed on an upper side of the pipeline 1, a stopper 14 is disposed inside the pipeline, a cylinder 15 is slidably fitted inside the valve housing 3, a cover plate 4 is fixed on the upper side, a blocking plate 7 is disposed on a lower end of the cylinder 15, an inner column 16 is fixed inside the cylinder, a spring limiting groove 17 is fixed on an upper side of the inner column 16, a fixed column 9 is fixed on an upper side of the spring limiting groove 17, specifically, a magnet is installed at one end of the fixed column 9, a mounting seat 5 is disposed on the upper side of the cover plate 4, an inductive probe is installed inside the mounting seat 5, a metal diaphragm 20 and an energizing interface 19 are disposed at one end of the inductive probe, a water inlet 12 is disposed inside the cover plate 4, and a connection water pipe is disposed on one side of the water inlet 12.

The application of one aspect of the embodiment is as follows: when the pressure sensing valve switch feedback device is used, water is injected into the cover plate 4 and the valve shell 3 through the connecting water pipe, the water reaches the lower end of the sensing probe through the limiting cylinder 11, when the water pressure is 0.5-0.8KG, the metal diaphragm 20 inside the sensing probe is deformed under the pressure, the metal diaphragm 20 and the power-on interface 19 are closed, a signal is output, the signal is transmitted to the controller 6, the controller 6 controls the valve to be opened, and the valve is in a water-through state at the moment; when the water pressure is less than 0.5KG, the metal diaphragm 20 in the sensing probe is not changed or the deformation degree is small, no signal is output at the moment, and the abnormal water flowing state of the valve is indicated. It should be noted that all the electric devices involved in the present application may be powered by a storage battery or an external power source.

When the water pressure is 0.5-0.8KG, the metal membrane 20 inside the induction probe is deformed by pressure, the metal membrane 20 and the power-on interface 19 in the induction probe are closed, and the induction probe senses the pressure and outputs a signal to indicate that the valve is in a water-passing state at the moment; on the contrary, when the water pressure is less than 0.5KG, the metal diaphragm 20 inside the sensing probe is not changed or has a small deformation degree, no signal is output at the moment, and the abnormal water flowing state of the valve is indicated.

Referring to fig. 1-2, the pipe 1 of the present embodiment has connectors 2 at both ends thereof, and the device is conveniently mounted on the water pipe through the connectors 2.

Referring to fig. 2, the inner column 16 of the present embodiment is provided with a connecting rod 8, and the blocking plate 7 is installed at one end of the connecting rod 8.

Referring to fig. 2, a spring 10 is disposed between the mounting base 5 and the spring limiting groove 17, and the other end of the spring 10 is located inside the spring limiting groove 17.

Referring to fig. 2, in the present embodiment, an internal thread cylinder 18 is disposed inside the mounting base 5, the sensing probe is disposed at a lower side of the internal thread cylinder 18, a controller 6 is disposed inside the internal thread cylinder 18, the controller 6 is conveniently mounted under the action of the internal thread cylinder 18, and the controller is conveniently used as a feedback for closing and opening.

The above embodiments may be combined with each other.

It should be noted that in the description of the present specification, descriptions such as "first", "second", etc. are only used for distinguishing features, and do not have an actual order or meaning, and the present application is not limited thereto.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A pressure-sensitive valve switch feedback device, comprising: pipeline (1), the upside of pipeline (1) is equipped with valve shell (3), inside is equipped with dog (14), the inside sliding fit of valve shell (3) has cylinder (15), the upside is fixed with apron (4), the lower extreme of cylinder (15) is equipped with shutoff board (7), inside is fixed with inside post (16), the upside of inside post (16) is fixed with spring spacing groove (17), the upside of spring spacing groove (17) is fixed with fixed column (9), the upside of apron (4) is equipped with mount pad (5), inductive probe has been installed to the inside of mount pad (5), inductive probe's one end is equipped with metal diaphragm (20) and circular telegram interface (19), water inlet (12) have been seted up to apron (4) inside, one side of water inlet (12) is equipped with connecting tube.

2. A pressure sensitive valve switch feedback device as claimed in claim 1, characterized in that the pipe (1) is provided with joints (2) at both ends.

3. A pressure sensitive valve switch feedback device as claimed in claim 1 wherein the inner post (16) is internally provided with a connecting rod (8) and the blanking plate (7) is mounted at one end of the connecting rod (8).

4. A pressure sensitive valve switch feedback arrangement as claimed in claim 1, characterized in that a spring (10) is provided between the mounting seat (5) and the spring retaining groove (17).

5. A pressure sensitive valve switch feedback device as claimed in claim 1, characterized in that one end of the spring (10) is located at the periphery of the limiting cylinder (11), and the other end of the spring (10) is located inside the spring limiting groove (17).

6. The switch feedback device of a pressure sensing valve as claimed in claim 1, wherein the mounting seat (5) is internally provided with an internally threaded barrel (18), the sensing probe is arranged at the lower side of the internally threaded barrel (18), and the controller (6) is arranged inside the internally threaded barrel (18).