CN215831285U

CN215831285U - Corrosion-corrosion-free magnetic control locking valve, magnetic key and magnetic control locking mechanism thereof

Info

Publication number: CN215831285U
Application number: CN202121663338.7U
Authority: CN
Inventors: 秦志强
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-04-16
Filing date: 2021-07-21
Publication date: 2022-02-15
Anticipated expiration: 2031-07-21

Abstract

The patent application provides a corrosion-free magnetic control locking valve, a magnetic key and a magnetic control locking mechanism thereof. In the magnetic control locking mechanism, a pair of magnetic magnets is arranged in a marble locking hole on a locking end face formed by a working face opposite to a valve rod, wherein the upper magnet is a magnet marble, and the other magnet is fixed at the bottom of the marble locking hole of the valve body and is a magnetic conductive material piece or a magnet with different polarity with the opposite end of the magnet marble. The magnetic key is matched with the corrosion-resistant magnetic control lock valve, the unlocking magnet on the magnetic key is opposite to the magnet marble in different polarities, and the magnetic induction intensity between the unlocking magnet and the magnet marble is higher than that between the unlocking magnet and the magnet marble. The technical scheme has the technical advantages that the product is not influenced by the performance and the quality of the spring component any more, and the stability and the reliability of the overall working performance of the locking valve are effectively improved.

Description

Corrosion-corrosion-free magnetic control locking valve, magnetic key and magnetic control locking mechanism thereof

Technical Field

The application relates to a pipeline valve, especially relates to the pipeline lock valve that magnetic control drive accomplished pipeline locking/opening.

Background

The magnetic locking valve is a pipeline valve product which enables a valve rod to be separated from a locking state under the action of an external magnetic key and a spring by a magnet marble and rotates the valve rod to complete the opening and closing operation of a pipeline. The spring is an elastic component which provides elastic force for the locking and opening action strokes of the magnet marble. However, when the pipeline magnetic control locking valve works in a humid environment or even an environment accompanied with high heat for a long time, the spring part is easy to be wetted and rusted, and the spring part cannot provide elasticity for the marble; moreover, the spring force can change greatly along with the large temperature difference yield characteristic change of the elastic material, and further the stability and the reliability of the working performance of the locking valve are influenced.

Disclosure of Invention

The invention of this patent application aims to avoid the technical weakness of the spring part, fundamentally search for the technical way of improving the stability and reliability of the magnetic control action of the lock valve, and provide a corrosion-proof magnetic control lock valve, a magnetic key and a magnetic control locking mechanism thereof.

The application provides a non-corrosion type magnetic control lock valve technical scheme, its main technical content is: a non-corrosion-rust type magnetic control locking valve comprises a valve body, a valve core, a valve rod and a magnetic control locking mechanism, wherein the valve core and the valve rod are fixed into a whole, the magnetic control locking mechanism is composed of a control valve rod and a mechanism for driving the valve core to rotate to open or close a flow passage of the valve body, at least one group of correspondingly communicated marble locking holes are formed in a locking end face formed by a working face of the valve rod, a group of magnetic magnets are arranged in the marble locking holes, one magnet is a magnet marble, the other magnet is fixed at the bottom of the hole of the marble locking hole of the valve body, the other magnet is a magnetic conductive material piece or a magnet with opposite end to the magnet marble, and the locking end face of the valve body is locked under the action of a magnetic field between the two magnets when the magnet marbles are static.

In one preferred embodiment of the above-mentioned overall technical solution, the locking end face is formed by a valve rod and a valve rod operating cover, the valve rod is inserted into the valve body sleeve hole, the top end of the valve rod is embedded into the valve rod operating cover axially fixed at the top end of the valve body, and at least one group of correspondingly communicated pin tumbler lock holes are arranged on the locking end face of the top end of the valve body and the bottom of the valve rod operating cover.

In one preferred embodiment of the above-mentioned overall technical solution, the valve rod is inserted into the valve body trepan boring, the circumferential surface of the valve rod is opposite to the inner surface of the valve body trepan boring in sealing fit to form a locking end surface, and at least one group of transverse pin tumbler lock holes which are correspondingly communicated are arranged on the circumferential surface of the locking end surface.

This patent application cooperation that still provides the magnetomotive key of corrosion-resistant type magnetic control lock valve, this magnetomotive key control surface and valve rod control lid top circumference are injectd the cooperation, correspond to on the control surface marble keyhole position is equipped with the unblock magnet, the unblock magnet opposite with magnet marble heteropolarity, and with magnet marble between magnetic induction intensity be higher than to the magnetic induction intensity between the magnet.

This patent application cooperation that still provides the magnetomotive key of corrosion-resistant type magnetic control lock valve, this magnetomotive key have with the buckling parts of valve body upper portion match lock, the cooperation is injectd with valve rod top circumference to notch in the middle of the buckling parts bottom, on the buckling parts periphery with horizontal pellet shot from a slingshot lockhole position is equipped with the unblock magnet relatively, the unblock magnet opposite with magnet pellet shot from a slingshot heteropolarity, and be higher than the magnetic induction intensity between the magnet to the magnetic induction intensity between the magnet pellet shot from a slingshot.

The application of the patent also provides a technical scheme of a magnetic control locking mechanism of the corrosion-free magnetic control locking valve, which mainly comprises the following technical contents: a magnetic control locking mechanism is composed of a control valve rod and a mechanism for driving a valve core to rotate to open or close a valve body flow passage, wherein at least one group of corresponding and communicated spring lock holes are formed in a locking end face formed by a working face of the valve rod, a group of magnetic magnets are arranged in the spring lock holes, one magnet is a magnet spring, the other magnet is fixed at the bottom of the valve body spring lock hole, the other magnet is a magnetic conductive material piece or a magnet with opposite polarity to the magnet spring, and the locking end face of the valve body is locked under the action of a magnetic field between the two magnets when the magnet spring is static.

The patent application discloses a corrosion-resistant type magnetic control lock valve, its magnetic key and magnetic control locking mechanism technical scheme, its magnetic control locking mechanism avoids the use of conventional pellet shot from a slingshot spring part, has not only simplified the component kind, helps the reduction of product cost, and more importantly magnetic control lock valve product no longer receives the influence of spring part performance and quality, has improved the stability and the reliability of the whole working property of lock valve greatly, helps magnetic control lock valve product quality to promote by a wide margin.

Drawings

Fig. 1 and fig. 2 are cross-sectional structural diagrams of two embodiments of the present application, respectively.

Detailed Description

The rust-free magnetic control locking valve disclosed by the patent application implements magnetic control valve opening and closing operations of a pipeline by a matched magnetic key.

The non-corrosion-rust magnetic control locking valve comprises a valve body 1, a valve core 9, a valve rod 2 and a magnetic control locking mechanism. The valve rod 2 is inserted through the sleeve hole 4 of the valve body 1 and is in sealing movable fit with the sleeve hole 4, and the valve core 9 is arranged in the flow passage of the valve body and fixed at the lower end of the valve rod 2. The magnetic control locking mechanism is composed of a mechanism that a valve rod 1 receives magnetic control and drives a valve core 9 to rotate to open or close a valve body flow passage.

In the embodiment shown in fig. 1, the top end of the valve stem 2 is fitted into a stem operating cap 3 axially fixed to the top end of the valve body 1. The bottom surface of the valve rod control cover 3 and the end surface of the top end of the valve rod 2 are opposite to form a locking end surface 5, at least one group of marble locking holes 8 which are correspondingly communicated are arranged on the locking end surface 5 of the valve body 1 and the valve rod control cover 3, the central line of each marble locking hole 8 is parallel to the central line of the valve rod 2, an upper magnetic body and a lower magnetic body are arranged in each marble locking hole, the upper magnetic body is a magnetic marble 6, and the other magnetic body 7 is a fixed magnetic body fixed at the bottom of the marble locking hole 8 of the valve rod 2.

In the embodiment shown in fig. 2, the valve rod 2 is inserted through the trepan 4 of the valve body 1, and the top end of the valve rod protrudes out of the end surface of the valve body 1; the circumferential surface of the valve rod 1 and the inner surface of the valve body sleeve hole 4 in sealing fit are opposite to form a locking end surface 5, at least one group of transverse marble locking holes 18 which are correspondingly communicated are arranged on the circumferential surface of the locking end surface 5, a magnetic aligning magnet is arranged in each transverse marble locking hole 18, the outer magnet is a magnet marble 6, and the other magnet 7 is a fixed magnet fixed in each transverse marble locking hole of the valve rod 2.

The other magnet 7 of the pair of magnetic magnets is a magnetic conductive material piece or a magnet with opposite polarity to the end of the magnet marble, and the locking end surface 5 is locked under the action of a magnetic field between the two magnets when the magnet marble is static.

In cooperation with the magnetic key 12 of the corrosion-resistant magnetic control lock valve shown in fig. 1, an operating surface 10 of the magnetic key is in limited fit with the top of the valve rod operating cover 3 in the circumferential direction, an unlocking magnet 11 is arranged on the operating surface 10 corresponding to the position of the pin tumbler lock hole 8, the lower end of the unlocking magnet 11 is opposite to the upper end of the magnet pin tumbler 6 in the opposite polarity, and the magnetic induction intensity between the unlocking magnet and the magnet is higher than that between the magnet and the magnet, namely, the magnet pin tumbler 6 obtains a magnetic field attraction force above the magnet pin tumbler 6 which is larger than that below the magnet pin tumbler 6, the magnet pin tumbler 6 is attracted and combined into the pin tumbler lock hole of the valve rod operating cover 3 by the magnetic field attraction force from above the magnet pin tumbler lock hole and is separated from the locking end face 5 between the valve body 1 and the valve rod operating cover 3, and at the valve rod operating cover 3 and the valve rod 2 can be rotated by the magnetic key 12, so as to complete the opening or closing operation of the valve body flow channel.

The magnetic key is matched with the corrosion-resistant magnetic control lock valve shown in figure 2, the magnetic key is provided with a buckling part 13 buckled on the upper part of a valve body 1, a middle notch 14 at the bottom of the buckling part 13 is in limited fit with the top end of a valve rod 2 in the circumferential direction, an unlocking magnet 11 is arranged on the circumferential surface of the buckling part 13 corresponding to the transverse pin tumbler lock hole 18, the opposite polarities of the unlocking magnet 11 and the magnet pin tumbler 6 are opposite, and the magnetic induction intensity between the unlocking magnet 11 and the magnet pin tumbler 6 is higher than that between the magnetic induction magnets. Namely, the magnetic field attraction force obtained at the outer end of the magnet marble 6 is larger than that at the inner end of the magnet marble, the magnet marble 6 is attracted by the magnetic field attraction force from the outer end and sucked into the transverse marble lockhole of the valve body 1, so that the magnet marble is separated from the locking end face 5 between the valve rod 2 and the valve body 1, and the valve rod 2 can be rotated by a magnetic key at the moment to complete the opening or closing operation of a valve body runner.

Claims

1. A non-corrosion-rust type magnetic control locking valve comprises a valve body, a valve core, a valve rod and a magnetic control locking mechanism, wherein the valve core and the valve rod are fixed into a whole, the magnetic control locking mechanism is composed of a control valve rod and a mechanism for driving the valve core to rotate to open or close a flow passage of the valve body, and at least one group of correspondingly communicated marble locking holes are formed in a locking end face formed by a working face relative to the valve rod.

2. The corrosion-resistant magnetic control lock valve according to claim 1, wherein the locking end face is formed by a valve rod and a valve rod control cover which are opposite to each other, the valve rod is inserted into the valve body sleeve hole, the top end of the valve rod is embedded into the valve rod control cover which is axially fixed at the top end of the valve body, and at least one group of correspondingly communicated pin tumbler lock holes are formed in the locking end face of the top end of the valve body, which is attached to the bottom of the valve rod control cover.

3. The non-corrosive-corrosion type magnetically controlled lock valve according to claim 1, wherein the valve stem is inserted into the valve body trepan boring, the circumferential surface of the valve stem is opposed to the inner surface of the valve body trepan boring in sealing fit to form a locking end surface, and at least one set of transverse pin tumbler lock holes are arranged on the circumferential surface of the locking end surface and correspondingly communicated with each other.

4. A magnetic key matched with the corrosion-resistant magnetic control lock valve in claim 2 is characterized in that an operating surface of the magnetic key is matched with the top of a valve rod operating cover in a circumferential limited mode, an unlocking magnet is arranged on the operating surface corresponding to a pin tumbler lock hole, the opposite polarities of the unlocking magnet and a pin tumbler of the magnet are opposite, and the magnetic induction intensity between the unlocking magnet and the pin tumbler of the magnet is higher than that between the opposite magnetic magnets.

5. A magnetic key matched with the corrosion-resistant magnetic control lock valve as claimed in claim 3, the magnetic key is provided with a buckling part which is matched and buckled with the upper part of the valve body, a middle notch at the bottom of the buckling part is matched with the top end of the valve rod in a circumferential limiting way, and an unlocking magnet is arranged on the circumferential surface of the buckling part and opposite to the transverse pin tumbler lock hole in position.

6. A magnetic control locking mechanism of a corrosion-proof magnetic control lock valve as claimed in any one of claims 1 to 3, which is composed of a mechanism for controlling a valve rod and driving a valve core to rotate to open or close a flow passage of a valve body, wherein at least one set of corresponding and communicated spring lock holes is formed in a locking end face formed by a working face of the valve rod, and is characterized in that a set of magnetic magnets is arranged in the spring lock holes, one magnet is a magnet spring, the other magnet is fixed at the bottom of the spring lock hole of the valve body, the other magnet is a magnetic conductive material or a magnet with opposite polarity to the magnet spring, and the locking end face of the valve body is locked under the action of a magnetic field between the two magnets when the magnet spring is static.