KR102067470B1 - Fastening device with a locking feature - Google Patents

Abstract

The present invention relates to a fastening device having an anti-loosening function, according to an embodiment of the present invention, when coupled to various structures of the metal material, the structure is collapsed by preventing the unwinding from the member due to various external factors in advance. Various accidents of the can be prevented, and by enhancing the magnetic force through the multi-polarization method of dividing the polarity into a plurality, there is an effect that can be tightly coupled to various structures of the metal material.

Description

Fastening device with loosening function {FASTENING DEVICE WITH A LOCKING FEATURE}

The present invention relates to a fastening device having an anti-loosening function.

In general, a fastening device including a bolt and a nut is used as a means for joining various machines or apparatuses, or for joining and fixing a structure in construction of a rail, a bridge, a building, and the like.

On the other hand, when the above-mentioned fastening device is coupled to the rail and the rail converting device provided for the driving of the bridge or railway vehicle, the bolt and nut are separated from the various structures due to the vibration generated by the excessive load of the vehicle, or the structure collapses Accidents such as deviations from certain areas occur.

On the other hand, Korean Patent Publication No. 10-2016-0139197 (published date: 2016. 12. 07) as a prior art for solving the above-mentioned problem is disclosed 'an attachment nut having a loosening function'.

The Korean Patent Publication is provided with a nut at the center and through the attachment plate formed with a plurality of protrusions to be stuck to the object when coupled to the outer periphery to prevent the nut from loosening from the bolt to prevent various accidents in advance. .

However, in the case of the Korean Laid-Open Patent, a separate space for installing the attachment plate is required to prevent loosening of the fastening device, and there is a problem that the versatility decreases due to the structure in which the attachment plate cannot be easily installed in the metal structure. have.

The present invention has been made to solve the conventional problems as described above, the object of the present invention, when coupled to a variety of metal structures, the structure is collapsed by preventing the release from the member due to various external factors in advance. The present invention provides a fastening device having an anti-loosening function that can prevent various accidents.

In addition, another object of the present invention is to provide a fastening device having an anti-loosening function that can be more tightly coupled with various structures of a metal material by improving magnetic force through a multipolar magnetizing method for dividing a polarity into a plurality.

The problem to be solved by the present invention is not limited thereto, and other problems not mentioned will be clearly understood by those skilled in the art from the following description.

Embodiments of the present invention to achieve this object is a fastening member that is penetrated through the member to form a structure; A coupling member coupled to one end of the fastening member; And a magnet part provided on one or both of the fastening member and the coupling member and coupled to the member through a magnetic force to prevent loosening of the fastening member and the coupling member. It provides a fastening device having a prevention function.

In one example, the magnet portion includes a plurality of magnets magnetized in the circumferential direction, the plurality of magnets are arranged with their polarity alternately up and down along the circumferential direction.

In one example, the magnet portion includes a plurality of magnets magnetized in the circumferential direction, and the plurality of magnets are arranged with their polarities alternate in the radial direction along the circumferential direction.

According to one embodiment, the plurality of magnets, the boundary line divided from each other based on the upper surface is made of a curved line or diagonal line.

In one embodiment, the magnet portion, the first magnet having a different polarity in the vertical direction; And a second magnet provided in the radially inner side or the radially outer side of the first magnet, and the first magnet and its polarity reversed in the vertical direction.

According to one example, the first magnet and the second magnet, the boundary lines divided from each other on the basis of the upper surface is formed in a waveform along the circumferential direction.

According to one embodiment, the coupling member is formed through the coupling portion to which the coupling member is coupled, so that the vibration stress applied in the vertical direction is eliminated by the tension energy to prevent loosening from the coupling member, the incision slit in the horizontal direction Penetrating.

According to the embodiment of the present invention, when coupled to various structures of the metal material, there is an effect that can be prevented from being released from the member due to various external factors in advance to prevent various accidents such as collapse of the structure.

In addition, according to an embodiment of the present invention, by increasing the magnetic force through a multi-pole magnetizer method of dividing the polarity into a plurality, there is an effect that can be more tightly coupled to various structures of the metal material.

The effects of the present invention are not limited to the above-mentioned effects, and other effects not mentioned will be clearly understood by those skilled in the art from the description of the claims.

1 is an exploded perspective view of a fastening device having a loosening function according to an embodiment of the present invention.
FIG. 2 is a perspective view and a partial cutaway view for explaining the first magnet part according to the first embodiment of FIG. 1.
3 is a perspective view and a partial cutaway view for explaining the first magnet part according to the second embodiment of FIG.
4 is a perspective view illustrating another embodiment of the first magnet part according to the first and second embodiments of FIGS. 2 and 3.
5 and 6 are a perspective view and a partial cutaway view for explaining the first magnet portion according to the third embodiment of FIG.
FIG. 7 is a perspective view and a partially cutaway view for explaining the first magnet part according to the fourth embodiment of FIG. 1.
8 is an exploded perspective view of the coupling member and the second magnet of FIG. 1.
9 is a cross-sectional view showing a structure in which a fastening device having an anti-loosening function according to an embodiment of the present invention is coupled to a member.
10 is a view for explaining a coupling member according to another embodiment of the present invention of FIG.

Hereinafter, some embodiments of the present invention will be described in detail through exemplary drawings. In adding reference numerals to the components of each drawing, it should be noted that the same reference numerals are assigned to the same components as much as possible even though they are shown in different drawings. In addition, in describing the present invention, when it is determined that the detailed description of the related well-known configuration or function may obscure the gist of the present invention, the detailed description thereof will be omitted.

In addition, in describing the component of this invention, terms, such as 1st, 2nd, A, B, (a), (b), can be used. These terms are only for distinguishing the components from other components, and the nature, order or order of the components are not limited by the terms. If a component is described as being "connected", "coupled" or "connected" to another component, that component may be directly connected to or connected to that other component, but there may be another configuration between each component. It is to be understood that the elements may be "connected", "coupled" or "connected".

1 is an exploded perspective view of a fastening device having a loosening function according to an embodiment of the present invention. FIG. 2 is a perspective view and a partial cutaway view for explaining the first magnet part according to the first embodiment of FIG. 1. 3 is a perspective view and a partial cutaway view for explaining the first magnet part according to the second embodiment of FIG. 4 is a perspective view illustrating another embodiment of the first magnet part according to the first and second embodiments of FIGS. 2 and 3. 5 and 6 are a perspective view and a partial cutaway view for explaining the first magnet portion according to the third embodiment of FIG. FIG. 7 is a perspective view and a partially cutaway view for explaining the first magnet part according to the fourth embodiment of FIG. 1. 8 is an exploded perspective view of the coupling member and the second magnet of FIG. 1. 9 is a cross-sectional view showing a structure in which a fastening device having a loosening function according to an embodiment of the present invention is coupled to a member. 10 is a view for explaining a coupling member according to another embodiment of the present invention of FIG.

As shown in these drawings, the fastening device 10 having an anti-loosening function according to an embodiment of the present invention includes a fastening member 101 which is penetrated by a member 901 forming a structure; A coupling member 103 coupled to one end of the fastening member 101; And a fastening member 101 and a coupling member 103, which are provided on one or both sides, and are coupled to each other by a magnetic force with the member 901 during the coupling to prevent loosening of the fastening member 101 and the coupling member 103. It is configured to include; magnet portion 105 magnetized to.

The fastening member 101 is penetrated and coupled to various members 901 of a metal material forming the structure to fix and bind the structure. The fastening member 101 may be provided as, for example, a bolt structure.

The fastening member 101 is formed at one end of the core portion 107 and the core portion 107 to be penetrated by the member 901 and the head portion 109 in close contact with the member 701 when coupled to the member 901. It includes.

The core portion 107 is formed in the vertical direction from the head portion 109, the thread is formed on the outer peripheral surface to be screwed with the member 901 or the coupling member 103.

The head portion 109 is formed at the end of the core portion 107 so as to be in close contact with the member 701 when the core portion 107 is penetrated through the member 701. Such a head portion 109 has a magnet portion to be described later. The mounting portion 111 provided with the 105 is recessed.

The seating part 111 may be recessed in a shape corresponding to the magnet part 105 so that the magnet part 105 may be seated and coupled, for example, a circular shape in which the hollow part is formed in the radially outer side of the core part 107. It can be formed to be recessed.

Coupling member 103 is coupled to one end to the fastening member 101, the coupling portion 801 and the thread formed on the inner circumferential surface to be screwed with the core portion 107 and extending from the coupling portion 801, which will be described later It includes a recess groove 803 is formed recessed so that the two magnet section 115 is provided.

Subsequently, when the fastening member 101 or the coupling member 103 is coupled to the member 901 forming the structure, the magnet part 105 is coupled to the member 901 through a magnetic force, such that the fastening member 101 and the coupling member are coupled to each other. It is provided by magnetizing in multiple poles so as to prevent loosening of the 103.

The magnet portion 105 may be provided on any one or both of the fastening member 101 and the coupling member 103, the embodiment of the present invention is fastened to the magnet portion 105 as shown in the drawings The first magnet part 113 provided in the member 101 and the second magnet part 115 provided in the coupling member 103 are configured.

The first magnet portion 113 may be provided as a magnet coupled to a metal material through magnetic force, and magnetized in multiple poles so that magnetic force is improved to prevent loosening of the fastening member 101 from the member 901. Iii) provided.

Hereinafter, various embodiments of the first magnet part 113 will be described with reference to FIGS. 2 to 7.

Referring to FIG. 2, the first magnet portion 113a according to the first embodiment of the present invention includes a plurality of magnets 201 magnetized in the circumferential direction, and the plurality of magnets 201 have a polarity in the circumferential direction. Are arranged alternately in the vertical direction.

The first magnet portion 113a is provided in the seating portion 111 and has a first magnet (N) having an upper pole (H1) and an N pole (L1) having a magnetic pole (S1) so that the magnetic force (P1) is formed in the vertical direction. 203 and the first magnet 203 extending in the circumferential direction, and the upper portion H2 is S-pole and lower so that the polarity of the first magnet 203 is inverted in the vertical direction so that the magnetic force P1 is formed in the vertical direction. The L2 includes the second magnet 205 having an N pole.

More specifically, the first magnet portion 113a has a circular band shape in which the first magnet 203 and the second magnet 205 are alternately disposed along the circumferential direction so that the polarity is reversed in the up and down direction, and a hollow is formed therein. Is provided.

Meanwhile, referring to FIG. 3, the first magnet part 113b according to the second embodiment of the present invention includes a plurality of magnets 301 magnetized in the circumferential direction, and the plurality of magnets 301 are circumferential in polarity. Radially alternating along the direction.

The first magnet part 113b is provided in the seating part 111, and the first magnet having one side D1 having an S pole and the other side D2 having an N pole magnet such that the magnetic force P2 is formed in the radial direction. 303 and the first magnet 303 extends along the circumferential direction and the polarity of the first magnet 303 is reversed in the radial direction so that the magnetic force P2 is formed in the radial direction. The other side D4 is configured to include a second magnet 305 having an S pole.

Meanwhile, referring to FIG. 4, the boundary lines BL1 of the magnets 201 and 301 of the first magnet parts 113a and 113b according to the first and second embodiments of the present invention are curved. Or diagonally formed.

In other words, polarities of the first magnet parts 113a and 113b are circumferentially extending from the first magnets 203 and 303 and the first magnets 203 and 303 formed in the vertical direction or the radial direction, and the polarities of the first magnets 203 and 303. Due to the structure in which the divided boundary BL1 of the second magnets 205 and 305 inverted in the vertical direction or the radial direction is magnetized in a multi-pole form in a curved or oblique line, the magnetic force of the first magnet portions 113a and 113b is improved. Unfastening of the fastening member 101 and the coupling member 103 can be prevented.

Here, the oblique line refers to a line having a longer length than the line passing through the center point of the first magnet portions 113a and 113b without passing through the center point of the first magnet portions 113a and 113b.

On the other hand, referring to Figure 5, the first magnet portion 113c according to the third embodiment of the present invention includes a first magnet 501 having different polarities in the vertical direction; And a second magnet 503 provided at a radially inner side or a radially outer side of the first magnet 501 and having the first magnet 501 and its polarity reversed in the vertical direction.

The first magnet 501 has a different polarity is formed in the vertical direction so that the magnetic force is formed in the vertical direction, for example, the upper (H3) is formed in the N pole, the lower (L3) is formed in the S pole, and the hollow is formed therein It is provided in the shape of a circular band.

In addition, the second magnet 503 has a different polarity is formed in the vertical direction similar to the first magnet 501, but the polarity is reversed in the vertical direction with the first magnet 501, for example, the upper portion (H4) is the S pole As a lower portion (L4) is formed in the N pole and is provided in a circular band shape in which a hollow is formed therein.

As such, the first magnet 501 having different polarities in the vertical direction and the second magnet 503 whose polarity is reversed in the vertical direction with the first magnet 501 are inclined inward or outward of the first magnet 501. By the structure provided in the first magnet portion 113c, the magnetic force of the first magnet 501 formed in the vertical direction and the magnetic force of the second magnet 503 is added to the effect that the magnetic force is amplified. have.

In addition, as shown in FIG. 6, the first magnet part 113c according to the third exemplary embodiment of the present invention divides the boundary between the first magnet 501 and the second magnet 503 based on the upper surface thereof. BL2 is formed along the circumferential direction, so that the boundary line BL2 of the first magnet 501 and the second magnet 503 forms a waveform along the circumferential direction so as to increase the area in close contact with each other. Due to the magnetized structure, the magnetic force of the first magnet portion 113c may be improved to prevent loosening of the fastening member 101 and the coupling member 103.

In addition, in the drawing, an example in which the boundary line BL2 of the first magnet 501 and the second magnet 503 is formed in a waveform having a constant curvature is illustrated. In contrast, the first magnet 501 and the second magnet ( The boundary line BL2 of 503 may be formed in an irregular waveform.

On the other hand, referring to Figure 7, the first magnet portion 113d according to the fourth embodiment of the present invention includes a plurality of magnets 701 magnetized in the circumferential direction, the plurality of magnets 701 has a polarity It is arranged alternately in the vertical direction and the radial direction along the circumferential direction.

An example of the structure of the first magnet part 113d will be described in more detail. The first magnet part 113d has the upper one side HD1 as the N pole, the upper other side HD2 as the S pole, and the lower one side. The first magnet 703 and the first magnet 703 having LD1 as the S pole and the lower other side LD2 as the N pole extend in the circumferential direction, and the upper one side HD3 is the S pole, The other side HD4 is configured to include the second magnet 705 formed of the N pole, the lower one side LD3 of the N pole, and the lower other side LD4 of the S pole.

That is, the first magnet portion 113d has a structure in which the first magnets 703 and the second magnets 705 are alternately disposed along the circumferential direction, and different polarities are alternately formed in the vertical direction and the radial direction. The magnetic force P3 may act in the vertical direction and the radial direction.

Subsequently, the second magnet part 115 is provided in the seating groove 803 of the coupling member 103, and magnetized in various manners in the same manner as the first magnet part 101 so that the magnetic force acting on the member 901 is improved. Can be provided.

The second magnet portion 115 may form a part of the inner circumferential surface of the coupling portion 801 so that the magnetic force is applied to the fastening member 101 in the radial direction, in this case, as shown in FIG. A third magnet part (not shown) having different polarities from the second magnet part 115 may be provided to further improve the magnetic force acting in the radial direction.

Meanwhile, referring to FIG. 10, in the coupling member 103a according to another embodiment of the present invention, the coupling portion 1001 through which the coupling member 101 is coupled is formed therethrough, and the vibration stress applied in the vertical direction is applied to the tension energy. The disintegrating slit 1003 is formed to penetrate in the horizontal direction so as to be dissipated by the fastening member 101 to prevent loosening from the fastening member 101.

When explaining an example of the structure of the coupling member 103a in more detail, the coupling portion 1001 is formed through the coupling portion 1001 to which the coupling member 101 is coupled to the inside of one end of the coupling portion 1001 A hollow is formed in communication with the coupling portion 1001 and extends from one end of the nut portion 1007 and the nut portion 1007 including a second magnet 1005 having a magnetic force in a radial direction, and the coupling portion 1001. It is formed to communicate with the hollow portion is configured to include a tension portion 1009 through which the incision slit 1003 is formed in the horizontal direction.

That is, the coupling member 103a has a structure in which tension is formed in the axial direction of the fastening member 101 while the interval I of the cutting slits 1003 of the tension part 1009 is increased when the fastening member 101 is coupled. By vibrating stress applied in the vertical direction is converted into tension energy to prevent loosening with the fastening member 101.

According to the embodiment of the present invention having the structure as described above, when coupled to various structures of the metal material, it is possible to prevent a variety of accidents, such as collapse of the structure by preventing it from being released from the member due to various external factors in advance. It works.

In the above description, all elements constituting the embodiments of the present invention are described as being combined or operating in combination, but the present invention is not necessarily limited to the embodiments. In other words, within the scope of the present invention, all of the components may be selectively operated in combination with one or more.

In addition, the terms "comprise", "comprise" or "having" described above mean that the corresponding component may be included, unless otherwise stated, and thus excludes other components. It should be construed that it may further include other components instead. All terms, including technical and scientific terms, have the same meanings as commonly understood by one of ordinary skill in the art unless otherwise defined. Terms commonly used, such as terms defined in a dictionary, should be interpreted to coincide with the contextual meaning of the related art, and shall not be construed in an ideal or excessively formal sense unless explicitly defined in the present invention.

The above description is merely illustrative of the technical idea of the present invention, and those skilled in the art to which the present invention pertains may make various modifications and changes without departing from the essential characteristics of the present invention. Therefore, the embodiments disclosed in the present invention are not intended to limit the technical idea of the present invention but to describe the present invention, and the scope of the technical idea of the present invention is not limited by these embodiments. The protection scope of the present invention should be interpreted by the following claims, and all technical ideas within the equivalent scope should be interpreted as being included in the scope of the present invention.

10: fastening device having a loosening function
101: fastening member 103: coupling member
105: magnet part 107: core part
109: head portion 111: seating portion
113: first magnet portion 115: second magnet portion
201: magnet 203: first magnet
205: second magnet 301: magnet
303: first magnet 305: second magnet
501: first magnet 503: second magnet
701; Magnet 703: First Magnet
705: second magnet 801: coupling portion
803: seating groove 901: member
903: third magnet portion 1001: coupling portion
1003: incision slit 1005: the second magnet
1007: nut portion 1009: tension portion

Claims (7)

A fastening member including a head part in close contact with a member forming a structure, and a core part extending from the head part and penetratingly coupled to the member;
A coupling member through which the core portion is coupled; And
And a first magnet part provided in the head part and a second magnet part provided in the coupling member, wherein the magnet is coupled to the member through a magnetic force to be magnetized in a multi-pole to prevent loosening of the fastening member and the coupling member. Magnet part; including,
The core portion,
Fastening device having an anti-loosening function, characterized in that the third magnet portion having a different polarity from the second magnet portion is provided so that the attraction force in the radial direction with the second magnet portion. The method of claim 1,
The first magnet portion and the second magnet portion,
A plurality of magnets circumferentially magnetized,
The plurality of magnets are fastening device having an anti-loosening function, characterized in that the polarity is arranged alternately in the vertical direction along the circumferential direction. The method of claim 1,
The first magnet portion and the second magnet portion,
A plurality of magnets circumferentially magnetized,
The plurality of magnets are fastening device having an anti-loosening function, characterized in that the polarity is arranged alternately in the radial direction along the circumferential direction. The method according to claim 2 or 3,
The plurality of magnets,
Fastening device having an anti-loosening function, characterized in that the boundary line divided from each other on the basis of the upper surface is made of curved or diagonal lines. The method of claim 1,
The first magnet portion and the second magnet portion,
First magnets having different polarities in the vertical direction; And
A second magnet provided in the radially inner side or the radially outer side of the first magnet, and the first magnet and its polarity reversed in the vertical direction;
Fastening device having an anti-loosening function comprising a. The method of claim 5,
The first magnet and the second magnet,
Fastening device having an anti-loosening function, characterized in that the boundary lines divided from each other on the basis of the upper surface to form a waveform along the circumferential direction. The method of claim 1,
The coupling member,
The coupling part is coupled to the coupling member is formed through,
Fastening device having an anti-loosening function, characterized in that the incision slit penetrates in the horizontal direction so that the vibration stress applied in the vertical direction is eliminated by the tension energy to prevent loosening from the fastening member.

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