CN210978695U

CN210978695U - High-frequency long-life electromagnetic valve

Info

Publication number: CN210978695U
Application number: CN201922032120.0U
Authority: CN
Inventors: 季善宏; 夏克洲
Original assignee: Shanghai Juliang Solenoid Valve Manufacture Co ltd
Current assignee: Shanghai Juliang Solenoid Valve Manufacture Co ltd
Priority date: 2019-11-22
Filing date: 2019-11-22
Publication date: 2020-07-10
Anticipated expiration: 2029-11-22

Abstract

The utility model discloses a high frequency high life solenoid valve relates to solenoid valve technical field, for solving solenoid valve on the present market under the action is lasted to the high frequency, and iron core actuation face warp, produces the burr to the outside, leads to solenoid valve action card dead, influences life's problem. One side of solenoid valve body is provided with the delivery port, the upper end of solenoid valve body is provided with the solenoid valve lid, the junction of solenoid valve body and solenoid valve lid is provided with the sealing washer, reset spring and seal cover are installed to the upper end of installation cavity, the upper end of solenoid valve lid is provided with the installation loop bar, the inside of installation loop bar is provided with the activity spliced pole, the upper end fixedly connected with activity iron core of activity spliced pole, the upper end of installation loop bar is provided with the connecting rod, the inside of connecting rod lower extreme is provided with quiet iron core, the upper end of connecting rod is provided with the connector, the inside fixedly connected with case part of activity spliced pole bottom.

Description

High-frequency long-life electromagnetic valve

Technical Field

The utility model relates to a solenoid valve technical field specifically is high frequency high life solenoid valve.

Background

The electromagnetic valve is an industrial device controlled by electromagnetism, is an automatic basic element for controlling fluid, belongs to an actuator, and is not limited to hydraulic pressure and pneumatic pressure. The electromagnetic valve is widely applied in the field of industrial automation processes, and is used in an industrial control system to adjust the direction, flow, speed and other parameters of a medium, so as to realize the opening and closing and adjusting actions of the valve, thereby achieving the purposes of opening and closing or adjusting the flow direction of the pipeline medium and the like.

At present, under the action of the electromagnetic valve on the market at a high frequency, an iron core suction surface deforms and burrs are generated to the outside, so that the action of the electromagnetic valve is blocked, the service life is influenced, and therefore the electromagnetic valve with the high frequency and the long service life is urgently needed to solve the problem in the market.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide high frequency high life solenoid valve to solve among the above-mentioned background art solenoid valve on the market at present under the action is lasted to the high frequency, iron core actuation face warp, produces the burr to the outside, leads to solenoid valve action card dead, influences life's problem.

In order to achieve the above object, the utility model provides a following technical scheme: a high-frequency long-life electromagnetic valve comprises an electromagnetic valve body, wherein a water outlet is formed in one side of the electromagnetic valve body, a water inlet is formed in the other side of the electromagnetic valve body, an electromagnetic valve cover is arranged at the upper end of the electromagnetic valve body, a sealing ring is arranged at the joint of the electromagnetic valve body and the electromagnetic valve cover, an installation cavity is formed in the electromagnetic valve cover, a reset spring and a sealing sleeve are installed at the upper end of the installation cavity, an installation sleeve rod is arranged at the upper end of the electromagnetic valve cover, a movable connecting rod is arranged in the installation sleeve rod, the lower end of the movable connecting rod extends into the installation cavity, the lower end of the movable connecting rod is connected with the reset spring and the lower end of the sealing sleeve, a movable iron core is fixedly connected to the upper end of the movable connecting rod, a connecting, the upper end of the connecting rod is provided with a connector, and the inside of the bottom end of the movable connecting column is fixedly connected with a valve core component.

Preferably, the electromagnetic valve body and the electromagnetic valve cover, the electromagnetic valve cover and the installation sleeve rod, and the installation sleeve rod and the connecting rod are all in threaded connection.

Preferably, the return spring is positioned on the inner side of the sealing sleeve, the return spring is a conical coil spring of a tower spring, and the return spring is made of 1Cr18Ni9 stainless spring steel.

Preferably, the installation loop bar is sleeved with the movable connecting column, and the inner diameter of the installation loop bar is smaller than the diameter of the bottom end of the movable connecting column.

Preferably, the diameter of the movable iron core is smaller than that of the movable connecting column.

Preferably, the valve core component is positioned at the right upper end of the water inlet outlet, and the diameter of the valve core component is larger than that of the water inlet outlet.

Preferably, the inner side and the outer side of the sealing ring are respectively attached to the electromagnetic valve cover and the electromagnetic valve body, and the sealing ring is a rubber ring.

Compared with the prior art, the beneficial effects of the utility model are that: 1. the high-frequency long-life electromagnetic valve has the advantages that the original cylindrical helical spring is replaced by the tower spring conical helical spring in the reset spring, the rigidity of the spring is improved, the mild resonance is favorably eliminated, the borne load is increased, the transverse stability is greatly enhanced, the 1Cr18Ni9 stainless spring steel is adopted in the reset spring, the corrosion resistance, the high temperature resistance, the low temperature resistance and the stability of the reset spring are improved, the service life is greatly prolonged, the attraction outer diameter of the movable iron core and the static iron core is reduced, the phenomenon that the movable iron core and the static iron core attract each other to deform and generate burrs is avoided, the phenomenon that the electromagnetic valve acts and is clamped is avoided, the friction contact between the movable connecting column and the mounting sleeve rod is reduced, the phenomenon that the movable connecting column and the mounting sleeve rod are clamped due to scrap iron generated by attraction impact of the movable iron core and the static iron core under the continuous action of high frequency is avoided, and the electromagnetic valve on the market, the iron core suction surface is deformed, burrs are generated to the outside, the action of the electromagnetic valve is blocked, and the service life is influenced.

2. This high frequency high life solenoid valve, solenoid valve body and solenoid valve lid, solenoid valve lid all adopt threaded connected mode to assemble with installation loop bar, installation loop bar and connecting rod, and the dismouting of the solenoid valve of being convenient for, and then be convenient for to the change of damage part, reduced cost of maintenance, the structural design of whole solenoid valve is inseparable simultaneously, the noise is low, fast, has very important engineering using value.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a perspective view of the present invention;

fig. 3 is the distribution structure diagram of the return spring and the sealing sleeve of the present invention.

In the figure: 1. a solenoid valve body; 2. a water outlet; 3. a water inlet; 4. an electromagnetic valve cover; 5. a seal ring; 6. installing a cavity; 7. a return spring; 8. installing a loop bar; 9. a movable connecting column; 10. a movable iron core; 11. a connecting rod; 12. a stationary iron core; 13. a connector; 14. a valve core component; 15. and (5) sealing the sleeve.

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. 1-3, the present invention provides an embodiment: a high-frequency long-life electromagnetic valve comprises an electromagnetic valve body 1, wherein one side of the electromagnetic valve body 1 is provided with a water outlet 2, the other side of the electromagnetic valve body 1 is provided with a water inlet 3, the upper end of the electromagnetic valve body 1 is provided with an electromagnetic valve cover 4, a sealing ring 5 is arranged at the joint of the electromagnetic valve body 1 and the electromagnetic valve cover 4, an installation cavity 6 is arranged inside the electromagnetic valve cover 4, the upper end of the installation cavity 6 is provided with a reset spring 7 and a sealing sleeve 15, the upper end of the electromagnetic valve cover 4 is provided with an installation sleeve rod 8, the inside of the installation sleeve rod 8 is provided with a movable connecting rod 9, the lower end of the movable connecting rod 9 extends into the installation cavity 6, the lower end of the movable connecting rod 9 is connected with the reset spring 7 and the lower end of the sealing sleeve 15, the upper end of the movable connecting rod 9, the upper end of the connecting rod 11 is provided with a connector 13, and the inside of the bottom end of the movable connecting column 9 is fixedly connected with a valve core component 14.

Further, solenoid valve body 1 and solenoid valve lid 4, solenoid valve lid 4 all adopt threaded connection with installation loop bar 8, installation loop bar 8 and connecting rod 11, the dismouting of the whole solenoid valve of being convenient for, and then be convenient for to the change of the spare part of damage, reduced cost of maintenance.

Further, reset spring 7 is located the inboard of seal cover 15, and reset spring 7 is tower spring conical coil spring, and reset spring 7 has adopted 1Cr18Ni9 stainless spring steel, has improved reset spring 7's rigidity, is favorable to eliminating gentle resonance, and the load that bears increases, and lateral stability strengthens greatly, has improved corrosion-resistant, high temperature resistant, low temperature resistant performance and stability of reset spring 7 simultaneously, has improved life greatly.

Further, installation loop bar 8 cup joints each other with activity spliced pole 9, and the internal diameter of installation loop bar 8 is less than the diameter of activity spliced pole 9 bottom, has reduced the frictional contact of activity spliced pole 9 with installation loop bar 8, avoids under the high frequency continuous action, and movable iron core 10 and quiet iron core 12 actuation are strikeed and are produced iron fillings and lead to activity spliced pole 9 and the dead phenomenon of installation loop bar 8 card.

Further, the diameter of the movable iron core 10 is smaller than that of the movable connecting column 9, so that the suction outer diameter of the movable iron core 10 and the static iron core 12 is reduced, the suction surface of the movable iron core 10 and the static iron core 12 is prevented from being deformed to generate burrs, and the phenomenon of locking of the action of the electromagnetic valve is avoided.

Further, the valve core component 14 is positioned at the upper end of the outlet of the water inlet 3, and the diameter of the valve core component 14 is larger than that of the outlet of the water inlet 3, so that the outlet of the water inlet 3 is completely sealed.

Further, the inner side and the outer side of the sealing ring 5 are respectively attached to the electromagnetic valve cover 4 and the electromagnetic valve body 1, and the sealing ring 5 is a rubber ring, so that the sealing performance of the joint of the electromagnetic valve body 1 and the electromagnetic valve cover 4 is ensured.

The working principle is as follows: when the electromagnetic valve is used, the water outlet 2 and the water inlet 3 on the electromagnetic valve body 1 are respectively communicated with the water outlet pipe and the water inlet pipe, the connector 13 is mutually connected with the corresponding lead, the opening and the closing of the electromagnetic valve are controlled by an external control piece, the static iron core 12 is electrified, the static iron core 12 generates electromagnetic force, the movable iron core 10 and the movable connecting column 9 overcome the elastic force of the reset spring 7 and are attracted with the static iron core 12, the sealing sleeve 15 contracts along with the reset spring 7, so that the movable connecting column 9, the movable iron core 10 and the valve core component 14 move upwards, the water outlet 2 is communicated with the water inlet 3, the electromagnetic valve is opened, when the electromagnetic valve needs to be closed, the static iron core 12 is powered off, the electromagnetic force on the static iron core 12 disappears, the static iron core 12 is separated from the movable iron core 10, under the action of the, and then directly close water inlet 3, when spare part appears damaging in the solenoid valve, correspond solenoid valve body 1 and solenoid valve lid 4, solenoid valve lid 4 and installation loop bar 8, installation loop bar 8 and connecting rod 11 respectively and unpack apart, find out the damage part and change, assemble once more at last can.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. High frequency high life solenoid valve, including solenoid valve body (1), its characterized in that: a water outlet (2) is arranged on one side of the electromagnetic valve body (1), a water inlet (3) is arranged on the other side of the electromagnetic valve body (1), an electromagnetic valve cover (4) is arranged at the upper end of the electromagnetic valve body (1), a sealing ring (5) is arranged at the joint of the electromagnetic valve body (1) and the electromagnetic valve cover (4), an installation cavity (6) is arranged inside the electromagnetic valve cover (4), a reset spring (7) and a sealing sleeve (15) are installed at the upper end of the installation cavity (6), an installation sleeve rod (8) is arranged at the upper end of the electromagnetic valve cover (4), a movable connecting column (9) is arranged inside the installation sleeve rod (8), the lower end of the movable connecting column (9) extends into the installation cavity (6), and the lower end of the movable connecting column (9) is connected with the reset spring (7) and the lower end of the sealing sleeve, the upper end fixedly connected with activity iron core (10) of activity spliced pole (9), the upper end of installation loop bar (8) is provided with connecting rod (11), the inside of connecting rod (11) lower extreme is provided with quiet iron core (12), the upper end of connecting rod (11) is provided with connector (13), the inside fixedly connected with case part (14) of activity spliced pole (9) bottom.

2. A high frequency long life solenoid valve according to claim 1, wherein: the electromagnetic valve body (1) is in threaded connection with the electromagnetic valve cover (4), the electromagnetic valve cover (4) is in threaded connection with the installation sleeve rod (8), and the installation sleeve rod (8) is in threaded connection with the connecting rod (11).

3. A high frequency long life solenoid valve according to claim 1, wherein: the reset spring (7) is positioned on the inner side of the sealing sleeve (15), the reset spring (7) is a tower spring conical spiral spring, and the reset spring (7) is made of 1Cr18Ni9 stainless spring steel.

4. A high frequency long life solenoid valve according to claim 1, wherein: the installation loop bar (8) is sleeved with the movable connecting column (9), and the inner diameter of the installation loop bar (8) is smaller than the diameter of the bottom end of the movable connecting column (9).

5. A high frequency long life solenoid valve according to claim 1, wherein: the diameter of the movable iron core (10) is smaller than that of the movable connecting column (9).

6. A high frequency long life solenoid valve according to claim 1, wherein: the valve core component (14) is positioned at the right upper end of the outlet of the water inlet (3), and the diameter of the valve core component (14) is larger than that of the outlet of the water inlet (3).

7. A high frequency long life solenoid valve according to claim 1, wherein: the inner side and the outer side of the sealing ring (5) are respectively attached to the electromagnetic valve cover (4) and the electromagnetic valve body (1), and the sealing ring (5) is a rubber ring.