CN118686878B - Magnetic spring and use method thereof - Google Patents

Abstract

The invention belongs to the technical field of magnetic springs, and particularly relates to a magnetic spring and a use method thereof, wherein the magnetic spring comprises the following components: a housing, a magnetic mechanism and a buffer mechanism; the magnetic force mechanism penetrates out of the shell; the buffer mechanism is arranged in the shell and is connected with the magnetic force mechanism; the buffer mechanism is suitable for clamping the magnetic force mechanism; the magnetic force mechanism is suitable for driving the buffer mechanism to move; the buffer is realized when the attracted first powerful permanent magnet and the attracted second powerful permanent magnet are close to each other, and the falling off or crushing of the first powerful permanent magnet and the second powerful permanent magnet caused by impact force generated by the excessively fast approaching of the first powerful permanent magnet and the second powerful permanent magnet is avoided.

Description

A magnetic spring and its use method

Technical Field

The invention belongs to the technical field of magnetic springs, and in particular relates to a magnetic spring and a method for using the same.

Background Art

In the related art, each strong permanent magnet in the magnetic spring is connected by strong glue. During the use of the magnetic spring, the strong permanent magnets that attract each other will collide, which may easily cause the strong permanent magnets to fall off or break due to the collision, resulting in damage to the magnetic spring.

Therefore, based on the above technical problems, it is necessary to design a new magnetic spring and a method of using the same.

Summary of the invention

The object of the present invention is to provide a magnetic spring and a method for using the same.

In order to solve the above technical problems, the present invention provides a magnetic spring, comprising:

Shell, magnetic mechanism and buffer mechanism;

The magnetic mechanism passes through the shell;

The buffer mechanism is arranged in the housing, and the buffer mechanism is connected to the magnetic mechanism;

The buffer mechanism is suitable for clamping the magnetic mechanism;

The magnetic mechanism is suitable for driving the buffer mechanism to move.

Further, the buffer mechanism comprises: a push rod, a first limiting ring and a mounting ring;

One end of the push rod extends out of the housing, the other end of the push rod is located in the housing, and the push rod is slidably connected to the housing;

The first limiting ring is arranged on the outer wall of the push rod, and the first limiting ring is arranged close to one end of the push rod located inside the housing;

The mounting ring is arranged on the outer wall of the first limiting ring, and the top surface of the mounting ring is lower than the top surface of the first limiting ring.

Furthermore, a plurality of through cavities are provided inside the mounting ring;

A groove corresponding to the through cavity is formed on the top surface of the first limiting ring, one end of the through cavity is connected to the corresponding groove, and the other end of the through cavity is connected to the outer wall of the mounting ring;

An arc-shaped piece is arranged in the groove, one end of the arc-shaped piece away from the through cavity is fixed to the inner bottom surface of the groove, and the other end of the arc-shaped piece is suitable for sliding on the inner bottom surface of the groove;

A clamping assembly is slidably arranged in the through cavity.

Further, the clamping assembly comprises: a moving plate and a clamping plate;

The movable plate is slidably arranged in the through cavity, one end of the movable plate extends out of the through cavity and is located in the groove, and the other end extends out of the outer wall of the mounting ring;

The clamping plate is arranged on the bottom surface of the movable plate, and the clamping plate is located outside the mounting ring;

A rubber layer is arranged on the end of the movable plate extending out of the outer wall of the mounting ring.

Furthermore, a through hole is provided on the movable plate, a lifting column is passed through the through hole, a guide groove is provided on a surface of the lifting column close to the groove, and the size of the cross section of the guide groove gradually increases from top to bottom;

The bottom end of the lifting column passes through the bottom surface of the mounting ring, and a supporting plate is connected to the bottom end of the lifting column.

Further, the housing comprises: a cylinder body and an end cover;

The top surface of the cylinder body is open, and the end cover is arranged on the open end surface of the cylinder body;

One end of the push rod passes through the end cover.

Furthermore, a second limiting ring is provided on the bottom surface of the end cover;

A convex block corresponding to the arc-shaped member is arranged on the bottom surface of the second limiting ring;

The second limiting ring is located above the first limiting ring.

Furthermore, a guide hole is provided on the end cover, a guide ring is provided on the inner wall of the guide hole, and the push rod passes through the guide ring and extends out of the end cover.

Furthermore, the bottom surface of the cylinder body is provided with a plurality of mounting thread grooves;

A mounting groove is provided on the side wall of the cylinder body, and the mounting groove is arranged close to the bottom surface of the cylinder body.

Further, the magnetic mechanism includes: a first strong permanent magnet, a second strong permanent magnet and a third strong permanent magnet;

The first strong permanent magnet is sleeved outside the second limiting ring, the top surface of the first strong permanent magnet is connected to the bottom surface of the end cover, and the bottom surface of the first strong permanent magnet is higher than the bottom surface of the second limiting ring;

The second strong permanent magnet is arranged on the bottom surface of the mounting ring;

The third strong permanent magnet is arranged on the inner bottom surface of the cylinder body, and the third strong permanent magnet is located below the second strong permanent magnet.

Furthermore, the first strong permanent magnet and the second strong permanent magnet attract each other;

The second strong permanent magnet and the third strong permanent magnet repel each other.

On the other hand, the present invention also provides a method for using the magnetic spring, comprising:

The buffer mechanism is driven to move by the magnetic mechanism.

The beneficial effects of the present invention are as follows: the present invention passes through the shell through the magnetic mechanism; the buffer mechanism is arranged in the shell, and the buffer mechanism is connected to the magnetic mechanism; the buffer mechanism is suitable for clamping the magnetic mechanism; the magnetic mechanism is suitable for driving the buffer mechanism to move; and buffering is achieved when the first strong permanent magnet and the second strong permanent magnet that attract each other approach, thereby avoiding the impact force generated by the first strong permanent magnet and the second strong permanent magnet approaching too quickly, causing the two to fall off or break.

Other features and advantages of the present invention will be described in the following description, and partly become apparent from the description, or understood by practicing the present invention. The purpose and other advantages of the present invention are realized and obtained by the structures particularly pointed out in the description and the drawings.

In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, preferred embodiments are given below and described in detail with reference to the accompanying drawings.

BRIEF DESCRIPTION OF THE DRAWINGS

In order to more clearly illustrate the specific implementation methods of the present invention or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

FIG1 is a schematic structural diagram of a magnetic spring of the present invention;

FIG2 is a cross-sectional view of a magnetic spring of the present invention;

FIG3 is an enlarged schematic diagram of part A in FIG2 of the present invention;

FIG. 4 is a schematic structural diagram of the buffer mechanism of the present invention.

In the figure:

1 housing, 11 cylinder body, 12 end cover, 13 second limiting ring, 14 protrusion, 15 guide ring, 16 mounting thread groove, 17 mounting groove;

2 magnetic mechanism, 21 a first strong permanent magnet, 22 a second strong permanent magnet, 23 a third strong permanent magnet;

3 buffer mechanism, 31 push rod, 311 first limiting ring, 312 groove, 313 arc-shaped member, 32 mounting ring, 321 through cavity, 33 moving plate, 331 through hole, 332 clamping plate, 34 lifting column, 341 guide groove, 342 support plate.

DETAILED DESCRIPTION

In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the technical solution of the present invention will be clearly and completely described below in conjunction with the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

As shown in Figures 1 to 4, the present invention provides a magnetic spring, including: a shell 1, a magnetic mechanism 2 and a buffer mechanism 3; the magnetic mechanism 2 passes through the shell 1; the buffer mechanism 3 is arranged in the shell 1, and the buffer mechanism 3 is connected to the magnetic mechanism 2; the buffer mechanism 3 is suitable for clamping the magnetic mechanism 2; the magnetic mechanism 2 is suitable for driving the buffer mechanism 3 to move; buffering is achieved when the first strong permanent magnet 21 and the second strong permanent magnet 22 that attract each other approach, so as to avoid the impact force generated by the first strong permanent magnet 21 and the second strong permanent magnet 22 approaching too quickly, causing the two to fall off or break.

The buffer mechanism 3 includes: a push rod 31, a first limiting ring 311 and a mounting ring 32; one end of the push rod 31 extends out of the shell 1, the other end of the push rod 31 is located in the shell 1, and the push rod 31 is slidably connected to the shell 1; the first limiting ring 311 is arranged on the outer wall of the push rod 31, and the first limiting ring 311 is arranged close to the end of the push rod 31 located inside the shell 1; the mounting ring 32 is arranged on the outer wall of the first limiting ring 311, and the top surface of the mounting ring 32 is lower than the top surface of the first limiting ring 311; the bottom surface of the mounting ring 32 can be used to install the second strong permanent magnet 22, and the second strong permanent magnet 22 is connected to the bottom surface of the mounting ring 32 by strong glue; the push rod 31 can be connected to an external device through the threaded groove at the top; the push rod 31 can be raised and lowered under the drive of the magnetic mechanism 2 to play the role of a spring.

A plurality of through cavities 321 are provided inside the mounting ring 32; a groove 312 corresponding to the through cavity 321 is provided on the top surface of the first limiting ring 311, one end of the through cavity 321 is connected to the corresponding groove 312, and the other end is connected to the outer wall of the mounting ring 32; an arc-shaped piece 313 is provided in the groove 312, one end of the arc-shaped piece 313 away from the through cavity 321 is fixed to the inner bottom surface of the groove 312, and the other end is suitable for sliding on the inner bottom surface of the groove 312; the arc-shaped piece 313 can be made of elastic metal; a clamping assembly is slidably provided in the through cavity 321; and a plurality of clamping assemblies play a role in clamping the outer wall of the second strong permanent magnet 22.

The clamping assembly includes: a movable plate 33 and a clamping plate 332; the movable plate 33 is slidably arranged in the through cavity 321, one end of the movable plate 33 extends out of the through cavity 321 and is located in the groove 312, and the other end extends out of the outer wall of the mounting ring 32; the clamping plate 332 is arranged on the bottom surface of the movable plate 33, and the clamping plate 332 is located outside the mounting ring 32; a rubber layer is arranged on the end of the movable plate 33 extending out of the outer wall of the mounting ring 32; the movable plate 33 and the side wall of the through cavity 321 can be connected by a spring to facilitate the reset of the movable plate 33, for example, a connecting groove is provided on the side wall of the through cavity 321, and a protrusion extending into the connecting groove is provided on the side wall of the movable plate 33, and the protrusion is connected to the inner wall of the connecting groove by a spring; the movable plate 33 is provided with a through hole 331, and a lifting column 34 is passed through the through hole 331, and a guide groove 34 is provided on the lifting column 34 on a surface close to the groove 312 The lifting column 34 is provided with a support plate 342, and the lifting column 34 is provided with a support plate 343. The lifting column 34 is provided with a support plate 344, and the lifting column 34 is provided with a support plate 345. The lifting column 34 is provided with a support plate 346, and the lifting column 34 is provided with a support plate 347. The lifting column 34 is provided with a support plate 348, and the lifting column 34 is provided with a support plate 349. The lifting column 34 is provided with a support plate 341, and the lifting column 34 is provided with a support plate 342, and the lifting column 34 is provided with a support plate 343. There is a gap between the bottom surfaces of the magnets 22. When the external device no longer applies force to the ejector rod 31, the ejector rod 31 moves upward through the attraction between the first strong permanent magnet 21 and the second strong permanent magnet 22, and the repulsion between the second strong permanent magnet 22 and the third strong permanent magnet 23. During the upward movement of the ejector rod 31, the protrusion 14 will squeeze the arc-shaped member 313, and the movable end of the arc-shaped member 313 will move in the direction away from the ejector rod 31. The arc-shaped member 313 will squeeze the movable plate 33 to approach the inner wall of the cylinder body 11, so that the rubber layer on the movable plate 33 contacts the inner wall of the cylinder body 11, reducing the speed of the ejector rod 31 to move upward, reducing the impact force when the first limiting ring 311 and the second limiting ring 13 contact, and avoiding the first strong permanent magnet 21 and the second strong permanent magnet 22 from falling off or breaking due to the vibration generated by the impact force. In addition, during the outward movement of the movable plate 33, the edge of the through hole 331 on the movable plate 33 will enter In the guide groove 341, the lifting column 34 moves upward, so that the support plate 342 contacts the bottom surface of the second strong permanent magnet 22, supports the second strong permanent magnet 22, and prevents the second strong permanent magnet 22 from falling off; when the second strong permanent magnet 22 is pasted on the bottom surface of the mounting ring 32, the second strong permanent magnet 22 may be tilted due to uneven glue (the bottom surface of the second strong permanent magnet 22 is not parallel to the bottom surface of the mounting ring 32), resulting in the second strong permanent magnet 22 being unable to align with the third strong permanent magnet 23, affecting the performance of the magnetic spring. At this time, the contact and clamping of the outer wall of the second strong permanent magnet 22 by multiple clamping plates 332 can facilitate the second strong permanent magnet 22 to be straightened and leveled, and facilitate the accurate installation of the second strong permanent magnet 22; when the second strong permanent magnet 22 approaches the third strong permanent magnet 23, the repulsive force between the two will reduce the speed of the two approaching, avoiding rapid collision and damage between the two.

The housing 1 comprises: a cylinder body 11 and an end cover 12; the top surface of the cylinder body 11 is open, and the end cover 12 is arranged on the open end surface of the cylinder body 11; one end of the push rod 31 passes through the end cover 12; the end cover 12 and the cylinder body 11 can be connected by threads to facilitate the disassembly of the end cover 12 and the maintenance and replacement of various structural components inside the cylinder body 11.

A second limiting ring 13 is arranged on the bottom surface of the end cover 12; a protrusion 14 corresponding to the arc-shaped part 313 is arranged on the bottom surface of the second limiting ring 13; the second limiting ring 13 is located above the first limiting ring 311; the second limiting ring 13 can cooperate with the first limiting ring 311 to prevent the first strong permanent magnet 21 from contacting the top surface of the mounting ring 32.

The end cover 12 is provided with a guide hole, and a guide ring 15 is provided on the inner wall of the guide hole. The push rod 31 passes through the guide ring 15 and extends out of the end cover 12; the guide ring 15 guides and limits the lifting and lowering of the push rod 31.

The bottom surface of the cylinder body 11 is provided with a plurality of mounting thread grooves 16; the side wall of the cylinder body 11 is provided with mounting grooves 17, and the mounting grooves 17 are arranged close to the bottom surface of the cylinder body 11; the mounting thread grooves 16 and the mounting grooves 17 can facilitate the fixing and installation of the magnetic spring.

The magnetic mechanism 2 includes: a first strong permanent magnet 21, a second strong permanent magnet 22 and a third strong permanent magnet 23; the first strong permanent magnet 21 is sleeved outside the second limiting ring 13, and the top surface of the first strong permanent magnet 21 is connected to the bottom surface of the end cover 12; the second strong permanent magnet 22 is arranged on the bottom surface of the mounting ring 32; the third strong permanent magnet 23 is arranged on the inner bottom surface of the cylinder body 11, and the third strong permanent magnet 23 is located below the second strong permanent magnet 22; the bottom surface of the second limiting ring 13 is lower than the bottom surface of the first strong permanent magnet 21, so that the first strong permanent magnet 21 will not contact the top surface of the mounting ring 32 during the ascending process of the push rod 31, that is, the first limiting ring 311 will contact the second limiting ring 13, avoiding the first strong permanent magnet 21 from colliding with the mounting ring 32, and avoiding the first strong permanent magnet 21 from being damaged due to collision; the lifting column 34 passes through the second strong permanent magnet 22.

The first strong permanent magnet 21 and the second strong permanent magnet 22 attract each other; the second strong permanent magnet 22 and the third strong permanent magnet 23 repel each other.

In at least one other embodiment, a method for using the magnetic spring is provided, comprising: driving the buffer mechanism 3 to move by the magnetic mechanism 2 .

In summary, the present invention comprises a shell 1, a magnetic mechanism 2 and a buffer mechanism 3; the magnetic mechanism 2 passes through the shell 1; the buffer mechanism 3 is arranged in the shell 1, and the buffer mechanism 3 is connected to the magnetic mechanism 2; the buffer mechanism 3 is suitable for clamping the magnetic mechanism 2; the magnetic mechanism 2 is suitable for driving the buffer mechanism 3 to move; and buffering is achieved when the first strong permanent magnet 21 and the second strong permanent magnet 22 that attract each other approach, so as to avoid the first strong permanent magnet 21 and the second strong permanent magnet 22 from falling off or breaking due to the impact force generated by the rapid approach of the first strong permanent magnet 21 and the second strong permanent magnet 22.

The various devices selected in this application (components whose specific structures are not described) are all universal standard parts or components known to those skilled in the art, and their structures and principles can be known to those skilled in the art through technical manuals or conventional experimental methods.

In the description of the embodiments of the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

With the above-mentioned ideal embodiments of the present invention as inspiration, through the above-mentioned description content, relevant personnel can make various changes and modifications without departing from the scope of the technical idea of the present invention.

Claims (5)

1. A magnetic spring, comprising: Shell, magnetic mechanism and buffer mechanism; The magnetic mechanism passes through the shell; The buffer mechanism is arranged in the housing, and the buffer mechanism is connected to the magnetic mechanism; The buffer mechanism is suitable for clamping the magnetic mechanism; The magnetic mechanism is suitable for driving the buffer mechanism to move; The buffer mechanism comprises: a push rod, a first limiting ring and a mounting ring; One end of the push rod extends out of the housing, the other end of the push rod is located in the housing, and the push rod is slidably connected to the housing; The first limiting ring is arranged on the outer wall of the push rod, and the first limiting ring is arranged close to one end of the push rod located inside the housing; The mounting ring is arranged on the outer wall of the first limiting ring, and the top surface of the mounting ring is lower than the top surface of the first limiting ring; The interior of the mounting ring is provided with a plurality of through cavities; A groove corresponding to the through cavity is formed on the top surface of the first limiting ring, one end of the through cavity is connected to the corresponding groove, and the other end of the through cavity is connected to the outer wall of the mounting ring; An arc-shaped piece is arranged in the groove, one end of the arc-shaped piece away from the through cavity is fixed to the inner bottom surface of the groove, and the other end of the arc-shaped piece is suitable for sliding on the inner bottom surface of the groove; The arc-shaped member is made of elastic metal; A clamping assembly is slidably arranged in the through cavity; The clamping assembly comprises: a moving plate and a clamping plate; The movable plate is slidably arranged in the through cavity, one end of the movable plate extends out of the through cavity and is located in the groove, and the other end extends out of the outer wall of the mounting ring; The clamping plate is arranged on the bottom surface of the movable plate, and the clamping plate is located outside the mounting ring; A rubber layer is provided on the end of the movable plate extending out of the outer wall of the mounting ring; The housing comprises: a cylinder body and an end cover; The top surface of the cylinder body is open, and the end cover is arranged on the open end surface of the cylinder body; One end of the push rod passes through the end cover; A second limiting ring is arranged on the bottom surface of the end cover; A convex block corresponding to the arc-shaped member is arranged on the bottom surface of the second limiting ring; The second limiting ring is located above the first limiting ring; The magnetic mechanism comprises: a first strong permanent magnet, a second strong permanent magnet and a third strong permanent magnet; The first strong permanent magnet is sleeved outside the second limiting ring, the top surface of the first strong permanent magnet is connected to the bottom surface of the end cover, and the bottom surface of the first strong permanent magnet is higher than the bottom surface of the second limiting ring; The second strong permanent magnet is arranged on the bottom surface of the mounting ring; The third strong permanent magnet is arranged on the inner bottom surface of the cylinder body, and the third strong permanent magnet is located below the second strong permanent magnet; The first strong permanent magnet and the second strong permanent magnet attract each other; The second strong permanent magnet and the third strong permanent magnet repel each other. 2. The magnetic spring according to claim 1, characterized in that: The movable plate is provided with a through hole, a lifting column is passed through the through hole, a guide groove is provided on a surface of the lifting column close to the groove, and the size of the cross section of the guide groove gradually increases from top to bottom; The bottom end of the lifting column passes through the bottom surface of the mounting ring, and a supporting plate is connected to the bottom end of the lifting column. 3. The magnetic spring according to claim 2, characterized in that: A guide hole is provided on the end cover, a guide ring is provided on the inner wall of the guide hole, and the push rod passes through the guide ring and extends out of the end cover. 4. The magnetic spring according to claim 3, characterized in that: The bottom surface of the cylinder body is provided with a plurality of mounting thread grooves; A mounting groove is provided on the side wall of the cylinder body, and the mounting groove is arranged close to the bottom surface of the cylinder body. 5. A method for using the magnetic spring according to claim 1, characterized in that it comprises: The buffer mechanism is driven to move by the magnetic mechanism.