CN215831286U

CN215831286U - Corrosion-corrosion-free magnetic control locking valve, magnetic key and magnetic control locking mechanism thereof

Info

Publication number: CN215831286U
Application number: CN202121663365.4U
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 of the corrosion-free magnetic control locking valve, a pair of magnetic magnets is arranged in a marble locking hole on a locking end surface formed by a working surface opposite to a valve rod, one magnet is a magnet marble, and the opposite magnetic magnets are opposite in same polarity. The magnetic key matched with the corrosion-resistant magnetic control lock valve is provided with an unlocking magnet corresponding to the marble lock hole, the unlocking magnet and the magnet marble have the same polarity and are opposite, 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 corrosion-resistant 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 paired magnetic magnets are arranged in the marble locking holes, one magnet is a magnet marble, the same polarity of the paired magnetic magnets is opposite, 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 marble is 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, on the control surface corresponding to pellet shot from a slingshot lockhole position is equipped with the unblock magnet, and unblock magnet lower extreme is relative with magnet pellet shot from a slingshot upper end homopolar, just unblock magnet and magnet pellet shot from a slingshot between magnetic induction density be higher than the magnetic induction intensity between the magnetic induction body.

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 is relative with magnet pellet shot from a slingshot homopolar, and magnetic induction intensity is higher than the magnetic induction intensity between the magnet to unblock magnet between magnet and 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 opposite magnetic magnets are opposite in same polarity, 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, wherein the upper magnetic body is a magnetic marble 6, and the other magnetic body 7 is preferably 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 preferably a fixed magnet fixed in each transverse marble locking hole of the valve rod 2.

The magnet marble 6 and the other magnet 7 are opposite magnetic magnets with the same polarity at the opposite ends, and when the magnet marble 6 is static, the magnet marble just crosses the locking end face 5 between the locking valve body 1 and the valve rod control cover 3 because the magnet marble 6 is positioned at the top of the marble locking hole 8 due to the repulsion effect of the magnet marble and the other magnet.

In cooperation with the magnetic key 12 of the non-corrosive rust type magnetic control lock valve shown in fig. 1, an operating surface 10 of the magnetic key is in limited fit with the top of a 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 a pin tumbler lock hole 8, the lower end of the unlocking magnet 11 is opposite to the upper end of a magnet pin tumbler 6 in the same polarity, the magnetic induction intensity between the unlocking magnet 11 and the upper end of the magnet pin tumbler lock is higher than the magnetic induction intensity between the magnetic magnets, namely, the magnetic field repulsive force obtained above the magnet pin tumbler 6 is larger than the magnetic field repulsive force below the magnet pin tumbler lock hole, the magnet pin tumbler 6 is pushed into the pin tumbler lock hole of the valve body 1 by the repulsive resultant force of the magnetic field from above to be separated from a locking end face 5 between the valve body 1 and the valve rod operating cover 3, at the moment, the valve rod operating cover 3, the valve rod 2 and the valve core can be rotated by the magnetic key 12, and the opening or closing operation of a valve body flow passage can be completed.

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 position of a transverse pin tumbler lock hole 18, the unlocking magnet 11 and a magnet pin tumbler 6 are opposite in the same polarity, and the magnetic induction intensity between the unlocking magnet 11 and the magnet pin tumbler 6 is higher than the magnetic induction intensity between the opposite magnetic magnets. Namely, the magnetic field repulsion force obtained at the outer end of the magnet marble 6 is larger than the magnetic field repulsion force at the inner end of the magnet marble, the magnet marble 6 is pushed into the marble lock hole of the valve rod 2 by the resultant force of the magnetic field repulsion from the outer end, so that the magnet marble is separated from the locking end face 5 between the valve rod 2 and the valve body 1, and at the moment, the valve rod 2 can be rotated by a magnetic key to complete the opening or closing operation of a valve body flow passage.

Claims

1. A corrosion-proof 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 opposite to the valve rod.

2. The non-corrosive type magnetically controlled lock valve according to claim 1, wherein the other magnet of the pair of magnetic magnets is fixed to a bottom of the cylinder lock hole of the valve body.

3. The corrosion-free type magnetic control lock valve according to claim 1 or 2, 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 and the bottom joint of the valve rod control cover.

4. The non-corrosive-corrosion type magnetically controlled lock valve according to claim 1 or 2, wherein 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.

5. A magnetic key matched with the corrosion-resistant magnetic control lock valve in claim 3 is characterized in that an operating surface of the magnetic key is in limited fit with the top of a valve rod operating cover in the circumferential direction, an unlocking magnet is arranged on the operating surface corresponding to the position of a pin tumbler lock hole, the lower end of the unlocking magnet is opposite to the upper end of a magnet pin tumbler in the same polarity, and the magnetic induction intensity between the unlocking magnet and the magnet pin tumbler is higher than that between the magnetic induction magnets.

6. A magnetic key matched with the corrosion-resistant magnetic control lock valve in claim 4 is provided with a buckling part matched and buckled with the upper part of a valve body, a middle notch at the bottom of the buckling part is matched with the top end of a 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.

7. A magnetic control locking mechanism of the corrosion-resistant magnetic control lock valve as claimed in any one of claims 1 to 4, which is composed of a mechanism for controlling the valve rod and driving the valve core to rotate to open or close the flow passage of the valve body, wherein at least one set of corresponding and communicated spring lock holes are formed on the locking end surface formed by a working surface corresponding to the valve rod, and is characterized in that a set of pair of magnetic magnets is arranged in the spring lock hole, one magnet is a magnet spring, the pair of magnetic magnets are opposite in the same polarity, and the locking end surface of the valve body is locked under the action of a magnetic field between the two magnets when the magnet spring is static.