CN211820989U

CN211820989U - High-precision speed type fluid switch electromagnetic valve

Info

Publication number: CN211820989U
Application number: CN202020413166.7U
Authority: CN
Inventors: 钱勇国; 屈小云; 王栋梁
Original assignee: Wuhu Lejia Appliance Co ltd
Current assignee: Wuhu Lejia Appliance Co ltd
Priority date: 2020-03-25
Filing date: 2020-03-25
Publication date: 2020-10-30
Anticipated expiration: 2030-03-25

Abstract

The utility model belongs to the technical field of the switch solenoid valve technique and specifically relates to a high accuracy speed formula fluid switch solenoid valve, the electromagnetic valve comprises a solenoid valve body, solenoid valve body water inlet position installs water flow detection subassembly, water flow detection subassembly includes fixed impeller, magnetic pole rotor, second supporting seat, the magnetic pole rotor sets up between fixed impeller and second supporting seat, fixed impeller sets up and is being close to water inlet one side, the magnetic pole rotor other end passes through the back shaft and rotates with the second supporting seat to be connected, just be equipped with the ball between back shaft tip and the second supporting seat, be equipped with two pairs of magnetic poles N, S grades on the magnetic pole rotor, just be equipped with hall response subassembly to the magnetic pole rotor position on the shell of solenoid valve body. The device improves the corresponding speed of the flow detection assembly, improves the fluid flow detection precision in a single time, is simple and convenient to assemble, and improves the production efficiency of the whole device.

Description

High-precision speed type fluid switch electromagnetic valve

Technical Field

The utility model relates to a switch solenoid valve technical field especially relates to a high accuracy speed formula fluid switch solenoid valve.

Background

The solenoid valve is the industrial equipment who uses electromagnetic control, be the automatic basic component who is used for controlling fluid, in order to make the solenoid valve function diversified, can set up a flow detection component in the water inlet position of solenoid valve, rotor blade among the prior art all is connected through pivot and supporting seat rotation, under the impact force effect of water, can produce great frictional force between pivot and the supporting seat, response speed is slow when leading to discharge to detect, the potential energy majority of water is used for consuming the frictional force in the above, if meet the poor environment of quality of water and use, can directly lead to the card of pivot and supporting seat to die.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the impact force effect of prior art normal water down, can produce great frictional force between pivot and the supporting seat, the slow shortcoming of response speed when leading to discharge to detect, and the high accuracy speed formula fluid switch solenoid valve that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a high-precision speed type fluid switch electromagnetic valve is designed, which comprises an electromagnetic valve body, a water flow detection assembly is arranged at the water inlet of the electromagnetic valve body, the water flow detection component comprises a fixed impeller, a magnetic pole rotor and a second supporting seat, the magnetic pole rotor is arranged between the fixed impeller and the second supporting seat, the fixed impeller is arranged at one side close to the water inlet, a first supporting seat is integrally formed in the middle of the fixed impeller, a supporting shaft is integrally formed at the two ends of the magnetic pole rotor, one end of the magnetic pole rotor is rotationally connected with the first supporting seat through the supporting shaft, the other end of the magnetic pole rotor is rotationally connected with the second supporting seat through a supporting shaft, a ball is arranged between the end part of the supporting shaft and the second supporting seat, the magnetic pole rotor is provided with N, S stages of two pairs of magnetic poles, and a Hall sensing assembly is arranged on the position, right opposite to the magnetic pole rotor, of the shell of the electromagnetic valve body.

The water flow detection assembly further comprises a barrel assembly, the barrel assembly is embedded inside the water inlet of the solenoid valve body and comprises a second barrel and a first barrel which are sleeved together, a sealing ring is arranged between the end part of the second barrel and the inner wall of the water inlet of the solenoid valve body, the outer circumference of the fixed impeller is fixedly connected with the inner wall of the second barrel, and the second supporting seat is fixedly connected with the inner wall of the first barrel through a plurality of supporting plates.

A plurality of notches are formed in the second supporting seat, and the notches are arranged along the length direction of the supporting shaft.

The Hall sensing assembly comprises a Hall chip which is sealed with a lead by glue, the Hall chip and the lead form a Hall assembly, an elastic buckle is integrally formed on the Hall assembly, a Hall assembly mounting groove and a clamping seat are integrally formed on a shell of the electromagnetic valve body, and the Hall assembly is inserted in the Hall assembly mounting groove and is clamped with the clamping seat through the elastic buckle.

The utility model provides a pair of high accuracy speed formula fluid switch solenoid valve, beneficial effect lies in: the device improves the corresponding speed of the flow detection assembly, improves the flow detection precision, is simple and convenient to assemble, and improves the production efficiency of the whole device.

Drawings

FIG. 1 is a schematic structural view of a water flow rate detecting assembly of the present invention;

FIG. 2 is a schematic view of the structure of the fixed impeller of the present invention;

FIG. 3 is a schematic view of a second supporting seat of the present invention;

fig. 4 is a schematic structural view of a magnetic pole rotor of the present invention;

FIG. 5 is a schematic view of the overall cutting structure of the present invention;

fig. 6 is a schematic structural view of the hall assembly of the present invention;

FIG. 7 is a schematic view of the connection structure of the elastic buckle and the clamping seat of the present invention;

FIG. 8 is a schematic view of the structure of the Hall assembly mounting groove of the present invention;

fig. 9 is a schematic view of the structure of the card seat of the present invention.

In the figure: the magnetic valve comprises a ball 1, a first cylinder 2, an electromagnetic valve body 3, a magnetic pole rotor 4, a fixed impeller 5, a second cylinder 6, a sealing ring 7, a first supporting seat 8, a notch 9, a second supporting seat 10, a supporting shaft 11, a Hall chip 12, an elastic buckle 13, a clamping seat 14 and a Hall assembly mounting groove 15.

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.

Referring to fig. 1-9, a high precision speed type fluid switch solenoid valve comprises a solenoid valve body 3, a water flow detection assembly is installed at a water inlet of the solenoid valve body 3, the water flow detection assembly comprises a fixed impeller 5, a magnetic pole rotor 4 and a second supporting seat 10, the fixed impeller 5 is in a turbine-shaped structure, the magnetic pole rotor 4 is arranged between the fixed impeller 5 and the second supporting seat 10, the fixed impeller 5 is arranged at a side close to the water inlet, a first supporting seat 8 is integrally formed in the middle of the fixed impeller 5, supporting shafts 11 are integrally formed at two ends of the magnetic pole rotor 4, one end of the magnetic pole rotor 4 is rotatably connected with the first supporting seat 8 through the supporting shaft 11, the other end of the magnetic pole rotor 4 is rotatably connected with the second supporting seat 10 through the supporting shaft 11, a ball 1 is arranged between the end of the supporting shaft 11 and the second supporting, And in the S stage, a Hall sensing assembly is arranged on the shell of the electromagnetic valve body 3 opposite to the position of the magnetic pole rotor 4.

During operation, rivers flow from turbine form fixed impeller 5 and form swirl rivers, rivers strike on magnetic pole rotor 4, it rotates to drive magnetic pole rotor 4, magnetic pole rotor 4 drives N, S level rotations of magnetic pole, detect discharge with hall response subassembly cooperation effect down, the impact force of rivers still can give magnetic pole rotor 4 along a thrust of rivers direction of motion simultaneously, under the thrust effect, the pressure grow between 11 terminal surfaces of back shaft and the second supporting seat 10, frictional force increases thereupon, this device sets up a ball 1 between 11 terminal surfaces of back shaft and second supporting seat 10, become traditional face contact point contact, effectively reduce frictional force, improve magnetic pole rotor 4's response speed, improve discharge detection accuracy.

The water flow detection assembly further comprises a barrel assembly, the barrel assembly is embedded inside the water inlet of the solenoid valve body 3, the barrel assembly comprises a second barrel 6 and a first barrel 2 which are sleeved together, a sealing ring 7 is arranged between the end part of the second barrel 6 and the inner wall of the water inlet of the solenoid valve body 3, the outer circumference of the fixed impeller 5 is fixedly connected with the inner wall of the second barrel 6, and the second supporting seat 10 is fixedly connected with the inner wall of the first barrel 2 through a plurality of supporting plates. Install magnetic pole rotor 4 and supporting seat, then cup joint second barrel 6, first barrel 2 together, install whole device inside 3 water inlets of solenoid valve body at last, assemble simple and conveniently, improve device production efficiency, reduce the assembly degree of difficulty.

A plurality of notches 9 are formed in the second supporting seat 10, the notches 9 are arranged along the length direction of the supporting shaft, whether the supporting shaft 11 is installed in place or not is observed through the notches 9, the structural design is optimized, and the deformation is reduced.

The Hall sensing component comprises a Hall chip 12 which is sealed with the lead by glue, the Hall chip 12 and the lead form a Hall component, an elastic buckle 13 is integrally formed on the Hall component, a Hall component mounting groove 15 and a clamping seat 14 are integrally formed on the shell of the electromagnetic valve body 3, the Hall component is inserted in the Hall component mounting groove 15 and is clamped with the clamping seat 14 through the elastic buckle 13, the driven Hall sensing components are directly fixed with the electromagnetic valve body 3 together, and then the lead is connected with the Hall component, the assembly of the mode is troublesome, the device is a split structure, firstly, the Hall assembly is sealed together, and set up an elasticity buckle 13 in the time of gluing, only need in the assembly with hall sensing component buckle in the mount pad that solenoid valve body 3 shell set up in advance can, improve whole assembly efficiency, the hall sensing component of being convenient for simultaneously glues going on of work.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model thereof, the technical solution, concept and design obtained by equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a high accuracy speed formula fluid switch solenoid valve, includes solenoid valve body (3), water flow determine module is installed to solenoid valve body (3) water inlet position, a serial communication port, water flow determine module is including fixed impeller (5), magnetic pole rotor (4), second supporting seat (10), magnetic pole rotor (4) set up between fixed impeller (5) and second supporting seat (10), fixed impeller (5) set up and are being close to water inlet one side, integrated into one piece has first supporting seat (8) in the middle of fixed impeller (5), magnetic pole rotor (4) both ends integrated into one piece has back shaft (11), magnetic pole rotor (4) one end is passed through back shaft (11) and is rotated with first supporting seat (8) and be connected, the magnetic pole rotor (4) other end is rotated through back shaft (11) and is connected with second supporting seat (10), And a ball (1) is arranged between the end part of the supporting shaft (11) and the second supporting seat (10), two pairs of magnetic poles N, S are arranged on the magnetic pole rotor (4), and a Hall sensing assembly is arranged on the shell of the electromagnetic valve body (3) just opposite to the position of the magnetic pole rotor (4).

2. The high-precision speed type fluid switching electromagnetic valve according to claim 1, wherein the water flow rate detection assembly further comprises a barrel assembly, the barrel assembly is embedded inside the water inlet of the electromagnetic valve body (3), the barrel assembly comprises a second barrel (6) and a first barrel (2) which are sleeved together, a sealing ring (7) is arranged between the end of the second barrel (6) and the inner wall of the water inlet of the electromagnetic valve body (3), the outer circumference of the fixed impeller (5) is fixedly connected with the inner wall of the second barrel (6), and the second supporting seat (10) is fixedly connected with the inner wall of the first barrel (2) through a plurality of supporting plates.

3. A high precision speed type fluid switch solenoid valve as claimed in claim 2, wherein said second supporting seat (10) is provided with a plurality of notches (9), and said notches (9) are arranged along the length direction of the supporting shaft.

4. The high-precision speed type fluid switching solenoid valve according to claim 1, wherein the hall sensing assembly comprises a hall chip (12) which is sealed with a lead, the hall chip (12) and the lead form a hall assembly, an elastic buckle (13) is integrally formed on the hall assembly, a hall assembly mounting groove (15) and a clamping seat (14) are integrally formed on a housing of the solenoid valve body (3), and the hall assembly is inserted in the hall assembly mounting groove (15) and clamped with the clamping seat (14) through the elastic buckle (13).