TWI771715B - Magnetic snap device - Google Patents

Abstract

The invention is a magnetic snap-fit device, which includes a shell, a plug, a sliding seat and two magnetic elements; the plug can be inserted into the shell to make the invention snap together; the sliding seat can be inserted into the shell to withdraw from the plug; The two magnetic elements are respectively arranged on the sliding seat and the plug. When the plug is close to the plug hole of the casing, the magnetic attraction between the magnetic element on the plug and the magnetic element of the slider in the casing will guide the plug so that the plug is closer to the plug hole of the casing and tends to allow the plug to be inserted; Then, when the plug is inserted into position, the magnetic attraction between the two magnetic elements will also help to keep the creation in the buckled state, so there is no need to design too many buckled structures, thus reducing the force required by the user, or even The user does not need to exert force, and the plug can be positioned and fastened through the magnetic attraction force. This creation thereby enhances the ease of use.

Description

Magnetic snap device

The invention relates to a clasping device, especially a clasping device that can be used for various daily necessities such as bags, backpacks, boxes, etc., and which can detachably connect two elements.

The bags in the prior art are usually opened and closed through zippers, and some specific bags (such as luggage) are further provided with a clasping device, which allows the zipper head to be inserted into it and fix the zipper head, so that the zipper It cannot be pulled to achieve the purpose of locking the luggage.

However, the disadvantage of the zipper device in the prior art is that when inserting the zipper slider into the zipper device, it is often necessary to accurately align the zipper slider with the insertion hole of the zipper device, and then a certain amount of force is required to insert the zipper slider into the zipper device. It is in the socket of the snap-fit device, so it is quite inconvenient to use. Especially when locking the luggage, the user may not be in a state where it is convenient for the user to move their hands. Therefore, the buckle device that cannot be easily locked needs to be improved.

In view of the above-mentioned shortcomings and deficiencies of the prior art, the present invention provides a magnetic fastening device, which can be fastened conveniently.

In order to achieve the above-mentioned creation purpose, the technical means used in this creation is to design a magnetic fastening device, which includes: a shell; a plug, which can be inserted into the housing along a snap-fit direction to make the magnetic snap-fit device into a snap-fit state; a slide seat, which is movably penetrated into the housing, and the slide seat can be opened along a The direction is moved relative to the casing to withdraw from the plug; the opening direction is different from the buckled direction; a first magnetic element, which is arranged on the sliding seat; a second magnetic element, which is arranged on the plug, when the When the plug is inserted into the housing along the buckling direction, the magnetic attraction between the first magnetic element and the second magnetic element assists the magnetic buckling device to maintain the buckling state; wherein, the slide is pushed along the opening direction During the seating process, a thrust will be generated in the direction opposite to the snap-fit direction to resist the magnetic attraction force between the first magnetic element and the second magnetic element, so that the side of the plug opposite to the opening direction Tilt up to change the relative angle of the first magnetic element and the second magnetic element, and thereby the plug is withdrawn from the housing.

When the invention is used, when the plug is close to the plug hole of the casing, the magnetic attraction between the second magnetic element on the plug and the first magnetic element of the sliding seat in the casing will play a certain guiding role, so that the plug It is closer to the plug hole of the casing and tends to allow the plug to be inserted, thereby assisting the insertion of the plug; then when the plug is inserted into position, the magnetic attraction between the two magnetic components will also help to keep the creation in a buckled state, so there is no need to design too much Therefore, the user can reduce the force required by the user, or even the user can locate and fasten the plug through the magnetic attraction force without the user applying force. It is convenient to guide the insertion of the plug, and can effectively reduce the user's force, thereby greatly improving the convenience of use.

Further, in the magnetic buckle device, the sliding seat has an abutting surface, and a tilting pushing portion protrudes from the abutting surface; in the process of pushing the sliding seat in the opening direction, the tilting The pushing portion pushes against the side of the plug opposite to the opening direction in a direction opposite to the buckling direction, thereby generating the pushing force opposite to the buckling direction.

Further, in the magnetic snap-fit device, when the plug exits the housing along with the movement of the slider, the contact between the first magnetic element and the second magnetic element along with the movement of the slider The magnetic attraction force pushes the plug out of the casing obliquely, and the magnetic attraction force between the first magnetic element and the second magnetic element makes the plug abut against the casing.

Further, in the magnetic snap-fit device, wherein: the sliding seat includes a base and a displacement piece, the displacement piece is movably disposed in the base body; the first magnetic element is disposed on the displacement piece; When the plug is inserted into the housing along the buckling direction to buck the magnetic buckling device, the magnetic attraction between the first magnetic element and the second magnetic element causes the displacement member to be opposite to the opening direction It moves in the direction to be engaged with the plug, and then the magnetic buckle device is buckled.

Further, in the magnetic buckling device, the magnetic buckling device further includes a displacement piece elastic element, which pushes the displacement piece relative to the base body toward the opening direction.

Further, the magnetic buckle device further includes at least one sliding seat elastic element, which is used to push the sliding seat in a direction opposite to the opening direction.

Further, in the magnetic snap-fit device, the center line of the first magnetic element is not perpendicular to the opening direction.

Further, in the magnetic snap-fit device, when the plug is inserted into the housing along the snap-fit direction to snap the magnetic snap-fit device, the first magnetic element and the second magnetic element are parallel to each other.

Further, in the magnetic snap-fit device, the sliding seat has an abutting surface, and the normal line of the abutting surface is not perpendicular to the opening direction; when the plug is inserted into the housing along the snap-fit direction When the magnetic buckle device is fastened in the body, one end of the plug located in the casing abuts against the abutting surface of the sliding seat.

Further, in the magnetic snap-fit device, the housing is provided with a thrust portion, and in the process of pushing the sliding seat along the opening direction, the thrust portion abuts against the plug to prevent the plug from following The slide moves together in the opening direction.

10: Shell

11: Plug hole

12: Slide seat hole

13: Base

14: upper cover

15: Thrust Department

20: Slider

21: seat body

22: Displacement parts

221: Abutment surface

222: Dumping pusher

223: Buckle part

30: Plug

31: Side

32: Buckle slot

40: The first magnetic element

50: Second magnetic element

60: Slide elastic element

70: Displacement elastic element

D1: Fastening direction

D2: Open direction

L1: normal

L2: Centerline

Figure 1 is a three-dimensional appearance view of this creation.

Figures 2 to 4 are exploded views of the components of the present invention.

Figure 5 is a top sectional view of this creation.

Figures 6 to 9 are side sectional action views of the present creation.

FIG. 10 is a side cross-sectional view of another embodiment of the present invention.

FIG. 11 is a side cross-sectional view of yet another embodiment of the present invention.

The technical means adopted by the present creation to achieve the predetermined creation purpose are further described below in conjunction with the drawings and preferred embodiments of the present creation.

Please refer to FIG. 1 to FIG. 3 , the magnetic snap-fit device of the present invention includes a housing 10 , a sliding seat 20 , a plug 30 , a first magnetic element 40 and a second magnetic element 50 . The casing 10 and the plug 30 are respectively used to connect two components to be fastened to each other. For example, the casing 10 can be a locking device on a bag, and the plug 30 can be a zipper puller of a zipper, but it is not limited to this. Creation can also be applied to various fields other than luggage.

Please refer to FIG. 1 and FIG. 2 , the aforementioned casing 10 has an inner space, a plug hole 11 and a sliding seat hole 12 . In this embodiment, the plug hole 11 is formed on the top surface of the casing 10 , and The sliding seat hole 12 is formed on one side of the housing 10 . In addition, in this embodiment, the casing 10 is composed of a base 13 and an upper cover 14 , but not limited thereto.

Please refer to FIG. 7 and FIG. 9 , the aforementioned plug 30 can be inserted into the housing 10 from the plug hole 11 along a buckling direction D1 to make the invention enter the buckling state (as shown in FIG. 7 ), the buckling state It refers to the state in which the plug 30 cannot be separated from the housing 10, and the sliding seat 20 is movably inserted into the housing 10 from the sliding seat hole 12, and the sliding seat 20 can move relative to the housing 10 along an opening direction D2 to exit The plug 30 (as shown in FIG. 9 ); the opening direction D2 is different from the buckling direction D1, and preferably, the opening direction D2 and the buckling direction D1 are perpendicular to each other, but not limited thereto.

Please refer to FIG. 2 to FIG. 4 and FIG. 6 , the aforementioned first magnetic element 40 is disposed on the slider 20 , and the second magnetic element 50 is disposed on the plug 30 , and the plug 30 is close to the plug hole of the housing 10 At 11:00, the magnetic attraction between the second magnetic element 50 on the plug 30 and the first magnetic element 40 of the slider 20 in the housing 10 will play a certain guiding role, so that the plug 30 is closer to the housing 10. The plug hole 11 is inclined to allow the plug 30 to be inserted, thereby assisting the plug 30 to be inserted; then, when the plug 30 is inserted into position, the magnetic attraction between the two magnetic elements 40 and 50 will also assist in keeping the present invention in a buckled state. One of the two magnetic elements 40 and 50 can be a magnet and the other can be a metal, or both can be a magnet, as long as a magnetic attraction force can be generated between the two. In this embodiment, the first magnetic element 40 is disposed in the sliding seat 20, and even if the plug 30 is inserted into position, the first magnetic element 40 and the second magnetic element 50 are still spaced apart from each other, but not limited thereto.

Referring to FIGS. 7 to 9 , regarding the sliding seat 20 moving along the opening direction D2 to withdraw from the plug 30 , the specific way of achieving this is, in this embodiment, during the process of pushing the sliding seat 20 along the opening direction D2 , the sliding The movement of the seat 20 will generate a thrust in the direction opposite to the buckling direction D1 to resist the magnetic attraction between the two magnetic elements 40 and 50, so that the side 31 of the plug 30 opposite to the opening direction D2 is lifted up to change the first position. The relative angle between a magnetic element 40 and a second magnetic element 50 (as shown in FIG. 8 ), at this time, the magnetic force between the two magnetic elements 40 and 50 becomes unbalanced, so that the tilted plug 30 is in an unstable state As the slider 20 continues to be pushed, the first magnetic element 40 following the movement of the slider 20 will continue to pull the plug 30 in an unstable state through the magnetic attraction force, and generate a moment to the inclined plug 30; therefore, the slider 20 is push to Finally, the plug 30 is pulled out of the housing 10 under the combined action of the torque caused by the magnetic attraction and the thrust generated by pushing, so the thrust generated by the pushing helps to make the plug 30 withdraw from the housing 10 . However, the manner of withdrawing the plug 30 through the movement of the sliding seat 20 is not limited to the above-mentioned, and various changes are possible.

Further, please refer to FIG. 2 , FIG. 7 and FIG. 8 , regarding the specific manner of generating a thrust in the direction opposite to the buckling direction D1 through the movement of the sliding seat 20 , in this embodiment, the sliding seat 20 has an abutting surface 221, and a tilting pushing portion 222 protrudes from the abutting surface 221. In this embodiment, the tilting pushing portion 222 is a convex block with an inclined surface, but it is not limited to this shape; During the process of pushing the sliding seat 20 in the opening direction D2, the tilting pushing portion 222 pushes the side 31 of the plug 30 opposite to the opening direction D2 in a direction opposite to the snap-fitting direction D1, thereby generating the pushing force and simultaneously making the plug 30 The side 31 of the magnetic element is lifted to change the relative angle of the two magnetic elements 40 and 50 . However, the manner of generating the thrust is not limited to the above, and various changes are possible.

In addition, in this embodiment, the normal line L1 of the abutting surface 221 on the sliding seat 20 is not perpendicular to the opening direction D2 (as shown in FIG. 6 ); therefore, when the plug 30 is inserted into the housing 10 along the snap-fitting direction D1 When the present invention is snapped together, the end of the plug 30 located in the housing 10 abuts against the abutting surface 221 of the sliding seat 20, and when the sliding seat 20 is pushed toward the opening direction D2, the plug 30 will abut along the inclined The surface 221 gradually rises, so as to facilitate the withdrawal of the plug 30, but it is not limited thereto. Please refer to FIG. 10, and the abutting surface 221 can also be a horizontal surface according to requirements.

In addition, please refer to FIG. 7 to FIG. 9 , in this embodiment, when the plug 30 exits the housing 10 with the movement of the slider 20 , the first magnetic element 40 and the plug 30 move along with the slider 20 . The magnetic attraction between the second magnetic elements 50 will generate a lateral component force, so that the plug 30 exits the housing 10 obliquely (as shown in FIG. 9 ), and after the plug 30 is pushed out of the housing 10, it is still subject to The magnetic attraction force between the two magnetic elements 40 and 50 still sticks to the casing 10 toward the first magnetic element 40 . By making the plug 30 withdraw from the housing 10 obliquely, the probability of the plug 30 actually withdrawing from the housing 10 can be improved, and at the same time, the plug 30 can be prevented from being inserted back into the housing 10 immediately after being withdrawn for various reasons. But not limited to this, in other embodiments In this case, the plug 30 may not exit obliquely, but exit the housing 10 simply along the opposite direction of the snap-fit direction D1.

In addition, in this embodiment, please refer to FIG. 2 and FIG. 7 , the housing 10 is provided with a thrust portion 15 , which is preferably formed on the wall surface of the plug hole 11 to push the sliding seat 20 along the opening direction D2 During the process, the thrust portion 15 abuts against the plug 30 to prevent the plug 30 from moving in the opening direction D2 along with the sliding seat 20, so that the plug 30 will not immediately follow the sliding seat due to the magnetic attraction of the moving first magnetic element 40. 20 moves, but only after the plug 30 rises to a certain height due to the inclined abutting surface 221 or the plug 30 is pushed up by a thrust force (for example, the tipping pusher 222 ) and one side 31 is lifted up, the magnetic attraction force will take a breath. The plug 30 can be pulled out of the housing 10 obliquely beyond the thrust portion 15, and the plug 30 can be ejected because the plug 30 does not move immediately and accumulates for a period of time before withdrawing in one go. In addition, in the embodiment in which the plug 30 is to be withdrawn from the housing 10 simply in the opposite direction of the buckling direction D1 , the thrust portion 15 can maintain the withdrawal direction of the plug 30 without swaying.

In addition, as shown in FIG. 7 , when the plug 30 is inserted into the casing 10 along the buckling direction D1 to make the present invention buckle, the first magnetic element 40 and the second magnetic element 50 are parallel to each other, and the first magnetic element The center line L2 of the 40 is not perpendicular to the opening direction D2, in other words, the two magnetic elements 40 and 50 are inclined toward the obliquely pushing out direction of the plug 30, which also helps to allow the magnetic attraction to drive the plug 30 to exit the housing 10 obliquely. . But not limited to this, please refer to FIG. 10 , the center line L2 of the first magnetic element 40 may also be perpendicular to the opening direction D2.

In addition, in this embodiment, please refer to FIG. 2 , FIG. 3 and FIG. 5 , there is further provided at least one sliding seat elastic element 60 , which is arranged between the housing 10 and the sliding seat 20 and is used for sliding the sliding seat 20 . The seat 20 is pushed in a direction opposite to the opening direction D2 , thereby withdrawing the plug 30 and after the user stops applying force to the sliding seat 20 , the sliding seat elastic element 60 will push the sliding seat 20 back to its original position. In this embodiment, the number of the sliding seat elastic elements 60 is two, and they are located on both sides of the sliding seat 20 . However, it is not limited to this, and the sliding seat 20 can be pushed back to the original position manually by the user without the sliding seat elastic element 60 .

In addition, in this embodiment, please refer to FIG. 2 to FIG. 5 , the sliding seat 20 further includes a seat body 21 and a displacement member 22 ; It is the part of the sliding seat 20 for the user to push, and the aforementioned sliding seat elastic element 60 pushes the seat body 21; On the seat 20 corresponding to the part of the plug 30, the first magnetic element 40 is disposed on the displacement member 22, and the aforementioned abutting surface 221 and the tilting push portion 222 are formed on the displacement member 22; thus, when the plug 30 is inserted When inside the housing 10 , the magnetic attraction between the first magnetic element 40 and the second magnetic element 50 makes the engaging portion 223 of the displacement member 22 move in a direction opposite to the opening direction D2 to engage with the engaging portion of the plug 30 The slot 32 is closed, so that the creation is buckled (into the buckled state). Therefore, before the plug 30 is inserted into the plug hole 11 of the housing 10, the engaging portion 223 of the displacement member 22 does not appear in the insertion path of the plug 30, so that the insertion of the plug 30 will not be hindered, and It is possible to avoid the need for the user to put effort into inserting the plug 30 .

Please refer to FIG. 11 , but in another embodiment, the sliding seat 20 may not be divided into the seat body 21 and the displacement member 22 . At this time, the sliding seat 20 is integrally formed. In this embodiment, the plug 30 is inserted into the housing. Before the plug hole 11 of the 10, the buckle portion 223 of the displacement member 22 will appear in the insertion path of the plug 30, and when the user inserts the plug 30, the buckle portion 223 and the entire slider 20 must be pushed open, or the user The sliding seat 20 is manually pushed, and after the plug 30 is inserted into position, the elastic element 60 of the sliding seat and the magnetic attraction force of the two magnetic elements 40 and 50 push the sliding seat 20 together so that the engaging portion 223 is engaged with the plug 30 . Although it is not as convenient to use as the previous embodiment, it can be applied to situations where it is necessary to avoid easy locking, and still has the function of guiding the insertion of the plug 30 through the magnetic attraction of the two magnetic elements 40 and 50 .

In addition, please refer to FIG. 3 , FIG. 5 and FIG. 6 , in the embodiment in which the sliding seat 20 includes the seat body 21 and the displacement member 22 , a displacement member elastic element 70 may be further included, which is disposed on the seat body 21 and the displacement member 22 . between the parts 22, and push the displacement part 22 toward the opening direction D2 relative to the base body 21, so that after the plug 30 is withdrawn, the displacement part elastic element 70 will automatically push the displacement part 22 back to its original position, but not limited to this, also The displacement member 22 can be pushed back to the original position manually by the user without the displacement member elastic element 70 .

To sum up, please refer to FIG. 6 to FIG. 9 . In the present invention, magnetic elements 40 and 50 are respectively provided on the slider 20 and the plug 30 , so that when the plug 30 is close to the plug hole 11 of the housing 10 , The magnetic attraction between the two magnetic elements 40 and 50 will play a certain guiding role, so that the plug 30 is closer to the plug hole 11 and tends to be inserted into the plug 30 , thereby assisting the insertion of the plug 30 .

Then, when the plug 30 is inserted into position, the magnetic attraction between the two magnetic elements 40 and 50 will drive the displacement member 22 to move, so that the engaging portion 223 is engaged with the plug 30, thereby making the present invention buckle. In this way, the user can easily buckle without exerting force.

Therefore, the present invention not only facilitates the insertion of the plug 30 through the magnetic attraction force of the two magnetic elements 40 and 50 , but also effectively reduces the force exerted by the user, thereby greatly improving the convenience of use.

The above is only the preferred embodiment of the creation, and does not limit the creation in any form. Although the creation has been disclosed as above in the preferred embodiment, it is not intended to limit the creation. Those of ordinary knowledge, within the scope of the technical solution of this creation, can make some changes or modifications to equivalent embodiments of equivalent changes by using the technical content disclosed above. The technical essence of the creation Any simple modifications, equivalent changes and modifications made to the above embodiments still fall within the scope of the technical solution of the creation.

10: Shell

11: Plug hole

12: Slide seat hole

13: Base

14: upper cover

15: Thrust Department

20: Slider

21: seat body

22: Displacement parts

221: Abutment surface

222: Dumping pusher

223: Buckle part

30: Plug

32: Buckle slot

40: The first magnetic element

50: Second magnetic element

60: Slide elastic element

70: Displacement elastic element

D1: Fastening direction

D2: Open direction

L1: normal

Claims (9)

A magnetic clasping device comprises a casing; a plug can be inserted into the casing along a clasping direction to make the magnetic clasping device enter into a clasping state; a sliding seat is movably inserted through Inside the housing, and the sliding seat can move relative to the housing along an opening direction to withdraw from the plug; the opening direction is different from the locking direction; a first magnetic element is arranged on the sliding seat; a second magnetic element A magnetic element, which is arranged on the plug, when the plug is inserted into the housing along the buckling direction, the magnetic attraction between the first magnetic element and the second magnetic element assists the magnetic buckling device to keep the buckle The closed state; wherein, in the process of pushing the sliding seat along the opening direction, a push force will be generated in the direction opposite to the closing direction to resist the magnetic attraction force between the first magnetic element and the second magnetic element, and The side opposite to the opening direction of the plug is lifted up to change the relative angle of the first magnetic element and the second magnetic element, and thereby the plug is withdrawn from the housing. The magnetic buckle device according to claim 1, wherein the sliding seat has an abutting surface, and a tilting pushing portion protrudes from the abutting surface; in the process of pushing the sliding seat in the opening direction, the tilting The pushing portion pushes against the side of the plug opposite to the opening direction in a direction opposite to the buckling direction, thereby generating the pushing force opposite to the buckling direction. The magnetic snap-fit device as claimed in claim 1, wherein when the plug exits the housing along with the movement of the slider, the contact between the first magnetic element and the second magnetic element along with the movement of the slider The magnetic attraction force pushes the plug out of the casing obliquely, and the magnetic attraction force between the first magnetic element and the second magnetic element makes the plug abut against the casing. The magnetic snap-fit device of claim 1, wherein: The sliding seat includes a base and a displacement piece, the displacement piece is movably arranged in the base body; the first magnetic element is arranged on the displacement piece; when the plug is inserted into the housing along the snap-fit direction, the When the magnetic buckle device is buckled, the magnetic attraction between the first magnetic element and the second magnetic element causes the displacement member to move in a direction opposite to the opening direction to be engaged with the plug, and then buckle the plug. Magnetic closure. The magnetic fastening device according to claim 4, wherein the magnetic fastening device further comprises a displacement piece elastic element, which pushes the displacement piece relative to the base body toward the opening direction. The magnetic fastening device according to claim 1, further comprising at least one sliding seat elastic element for pushing the sliding seat in a direction opposite to the opening direction. The magnetic fastening device as claimed in claim 1, wherein the center line of the first magnetic element is not perpendicular to the opening direction. The magnetic buckle device according to claim 1, wherein the sliding seat has an abutting surface, and the normal line of the abutting surface is not perpendicular to the opening direction; when the plug is inserted into the housing along the locking direction When the magnetic buckle device is fastened in the body, one end of the plug located in the casing abuts against the abutting surface of the sliding seat. The magnetic snap-fit device as claimed in claim 1, wherein the housing is provided with a thrust portion, and during the process of pushing the sliding seat in the opening direction, the thrust portion abuts against the plug and prevents the plug from following along with the plug. The slide moves together in the opening direction.

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