TWI763482B - Magnetic snap device - Google Patents

Abstract

The invention is a magnetic snap-fit device, which includes a first seat, two plugs, two second seats, two first elements, two second elements and an operating member. Two plugs can be inserted into the first seat. The two second sockets correspond to the two plugs respectively, and each second socket can be rotated relative to the first socket to make the corresponding plug into a buckled state, and can be rotated in the opposite direction to change the plug to an unlocked state. The first element and the second element are respectively arranged on the corresponding plug and the second seat, and generate a magnetic attraction force to make the second seat rotate so that the plug enters the buckled state. The operating member can be rotated relative to the first seat, and the rotation will simultaneously drive the rotation of the two second seats to make the two plugs enter the unlocking state. The invention facilitates the positioning and clasping of the plugs through magnetic attraction, and can simultaneously unlock the two plugs by arranging an operating member, which is convenient for use.

Description

Magnetic snap device

This creation system relates to a clasping device, especially a bicycle lock, padlock and other locks, and also refers to a clasping device used for bags, backpacks, boxes and other daily necessities, and detachably connecting two elements.

The disadvantage of the prior art snap-fit devices (such as various locks, luggage) is that when inserting the plug into the snap-fit device, it is often necessary to accurately align the plug with the jack of the snap-fit device, and then a certain amount of force is required to insert the plug into the snap-fit device. The slider of the zipper is inserted into the hole of the fastening device, so it is quite inconvenient to use. In particular, when locking the clasping device, the user may not be in a state where it is convenient for the user to move their hands. Therefore, the clasping 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 creative purpose, the technical means used in this creation is to design a magnetic fastening device, which includes: a first seat, which has a plug hole; a plug, which can be inserted into the plug hole of the first seat along a snap-fit direction; a second seat, which can be rotated relative to the first seat to bring the plug into a snap-fit state, and can be reversely rotated relative to the first seat to change the plug to an unlocked state; a first element disposed on the plug; A second element is installed on the second seat; when the plug is inserted into the first seat along the snap-fit direction, there will be a magnetic attraction between the first element and the second element to make the second seat rotate to bring the plug into the snap-fit state.

In order to achieve the above creation purpose, the present creation further provides a magnetic fastening device, which includes: a first seat, which has two plug holes; two plugs, which can be respectively inserted into the two plug holes of the first seat along a snap-fit direction; Two second sockets, respectively corresponding to two plugs; each of the second sockets can be rotated relative to the first socket to make the corresponding plug enter a snap-fit state, and can be rotated oppositely relative to the first socket to make the corresponding plug The plug is changed to an unlocked state; two first elements, which are respectively arranged on the two plugs; Two second elements, which are respectively disposed in the two second seats; when the plug is inserted into the first seat along the snap-fit direction, the first element and the first element on the corresponding plug and the second seat There will be a magnetic attraction force between the two elements to make the second seat rotate so that the plug enters the buckled state.

When the invention is used, when the plug is close to the plug hole of the first seat, the magnetic attraction between the first element on the plug and the second element of the second seat will play a certain guiding role, so that the plug is closer to the shell The plug hole of the body is inclined 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 first element and the second element will also help to keep the creation in a buckled state, so there is no need to design Excessive snap-fit structures can also reduce the force required by the user, or even the user can position and snap the plug through magnetic attraction without the need for force; therefore, the present invention uses the first element and the second element to locate and snap the plug. The magnetic attraction between them not only facilitates the insertion of the plug, but also effectively reduces the force exerted by the user, thereby greatly improving the convenience of use.

Further, in the magnetic snap-fit device, when the second seat is reversely rotated relative to the first seat to change the plug to the unlocked state, the second seat will push against the plug to push the plug out outside the plug hole of the first seat.

Further, the magnetic snap-fit device further includes an operating member which can be rotated relative to the first seat, and the second seat is rotatably disposed on the operating member; when the plug is in the snap-fit state , the rotation of the operating member relative to the first seat will make the second seat on the operating member separate from the plug and make the plug enter the unlocked state.

Further, in the magnetic snap-fit device, the first seat is provided with a stopper portion, the second seat is provided with a second seat actuation portion, and the plug is provided with a plug actuation portion; when the plug is provided with a stop portion When inserted into the first seat, the second seat rotates so that the second seat actuating portion cooperates with the plug actuating portion to make the plug enter the buckled state, and at this time the stop portion abuts against the first seat. two seats to keep the plug in the buckled state; when the operating member rotates relative to the first seat, the second seat on the operating member disengages from the stop portion, and the second seat on the operating member operates the portion In cooperation with the plug actuating part, the second seat is caused to reversely rotate and disengage from the plug.

Further, in the magnetic snap-fit device, the actuating portion of the second seat is a convex block with a circular arc slope, and the plug actuating portion is a groove with a circular arc slope.

Further, in the magnetic snap-fit device, wherein: the first seat is provided with a first seat actuating part and a rotation preventing part; when the plug is inserted into the first seat and the second seat is rotated, the The anti-rotation portion of the first seat abuts against the second seat to keep the plug in the buckled state; when the operating member rotates relative to the first seat, the second seat on the operating member and the first seat The actuating part cooperates to make the second seat separate from the rotation preventing part of the first seat.

Further, in the magnetic snap-fit device, during the rotation of the operating member relative to the first seat, the operating member pushes against the plug to push the plug out of the plug hole of the first seat.

Further, the magnetic snap-fit device further includes a control element, which selectively prevents the operating member from rotating relative to the first seat and thus prevents the second seat from rotating away from the plug to prevent the plug from entering the plug. unlocked state.

Furthermore, the magnetic buckle device further includes an operating member which can be rotated relative to the first seat, and the rotation of the operating member relative to the first seat will simultaneously drive the two second seats relative to the first seat The seat is rotated to make the two plugs enter the unlocked state.

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 FIGS. 1 to 3 , the first embodiment of the magnetic snap-fit device of the present invention includes a first seat 10 , two plugs 20 , two second seats 30 , two first elements 41 and two second elements 42 , and preferably further includes an operating member 50 and a control element 60 .

The aforementioned first seat 10 has two plug holes 13. In this embodiment, the first seat is in the form of a shell, and preferably includes a base 11 and an upper cover 12, and the plug holes 13 are formed in the upper cover 12. But not limited to this.

The aforementioned two plugs 20 can be respectively inserted into the two plug holes 13 of the first socket 10 along a buckling direction.

Please refer to FIG. 2 , FIG. 3 and FIG. 7 , the aforementioned two second seats 30 can be rotated relative to the first seat 10 to respectively make the two plugs 20 enter a snap-fit state (as shown in FIG. 7 ), and the two second seats 30 can be reversely rotated relative to the first seat 10 to change the two plugs 20 to an unlocked state respectively.

Please refer to FIG. 4 , FIG. 6 and FIG. 7 , the aforementioned two first elements 41 are respectively disposed on the two plugs 20 . The aforementioned two second elements 42 are respectively disposed on the two second seats 30 . When each plug 20 is inserted into the first socket 10 along the snap-fit direction, there will be a magnetic attraction between the first element 41 on the plug 20 and the corresponding second element 42 on the second socket 30 to make the second socket 30 Rotate to bring the plug 20 into a snap-fit state. In this embodiment, after the second seat 30 is rotated by the magnetic attraction, the second seat 30 is inserted into the plug 20 so that the plug 20 cannot be separated from the first seat 10 , thereby bringing the plug 20 into a buckled state.

Wherein, one of the first element 41 and the second element 42 may be a magnet and the other may be a metal, or both may be a magnet, as long as a magnetic attraction force can be generated between the two.

In addition, the first element 41 and the second element 42 can be independent elements, or can be directly integrally formed on the element where they are located. For example, the first element 41 can be integrally formed with the plug 20, and the plug 20 itself is a magnet or metal. The second element 42 can be integrally formed with the second seat 30, and the second seat 30 itself is a magnet or metal.

Please refer to FIG. 2 , FIG. 3 and FIG. 6 , the aforementioned second seat 30 is rotatable relative to the first seat 10 . Specifically, the second seat 30 may be directly rotatably mounted on the first seat 10 (eg 19), or as in the first embodiment, the second seat 30 is rotatably arranged on the operating member 50, and the operating member 50 is rotatably arranged on the first seat 10, whereby the second seat 30 is rotatably arranged on the operating member 50. The seat 30 can still achieve the purpose of rotating relative to the first seat 10 . The rotation axes of the operating member 50 and the first seat 10 and the rotation axes of the second seat 30 and the operating member 50 are not parallel, and preferably the two rotation axes are perpendicular to each other. In addition, the rotation of the operating member 50 relative to the first seat 10 is hereinafter referred to as lateral rotation, but the specific direction is not limited to the lateral direction. In addition, an elastic element may be provided between the operating member 50 and the first seat 10 , or an elastic structure may be provided on the first seat 10 to push against the operating member 50 , thereby keeping the operating member 50 relative to the first seat 10 Turn back sideways.

When the plug 20 is in the buckled state, the lateral rotation of the operating member 50 relative to the first seat 10 will drive the second seat 30 on the operating member 50 to disengage from the plug 20 so that the plug 20 enters the unlocked state, and in a preferred embodiment In the middle, the lateral rotation of the operating member 50 relative to the first seat 10 will cause the second seat 30 on the operating member 50 to rotate in the opposite direction so as to be disengaged from the plug 20 .

In addition, the lateral rotation of the aforementioned operating member 50 can be operated manually or driven by other components.

Please refer to FIG. 2 , FIG. 3 and FIG. 8 , in the first embodiment, the base 11 of the first seat 10 is provided with two stopper portions 14 corresponding to the two second seats 30 respectively. The base 10 further includes a side turning member 15 pivoted on the base 11, and the stopper 14 is located on the side turning member 15 and protrudes from one inner wall surface of the base 11 toward the other inner wall surface, but does not Limited by this, the stopper portion 14 can also be directly protruded and formed on one inner wall surface of the base 11 .

Please refer to FIG. 4 , each second seat 30 is provided with a second seat actuating portion 31 , and the second seat actuating portion 31 is preferably a convex block with a circular arc slope, and each plug 20 is provided with a plug actuating portion 31 . part 21, and the plug actuating part 21 is preferably a groove with a circular arc slope.

Please refer to FIGS. 6 and 7 , when the plug 20 is inserted into the first seat 10 , the magnetic attraction makes the second seat 30 rotate so that the second seat actuating portion 31 cooperates with the plug actuating portion 21 , thereby allowing the plug 20 to enter In the snap-fit state, specifically, the protrusion of the second seat actuating portion 31 is inserted into the groove of the plug actuating portion 21 , so that the plug 20 cannot be separated from the first seat 10 .

Please refer to FIG. 4 , FIG. 7 and FIG. 8 , in addition, after the second seat 30 is rotated by the magnetic attraction, the rotated second seat 30 will be abutted against the stopper 14 of the first seat 10 , so that the plug 20 Keep it snapped. Preferably, after the rotation of the second seat 30, the end of the second seat 30 facing away from the plug 20 is abutted by the stopper 14, so the second seat 30 cannot be rotated in the opposite direction, so the protrusion of the actuating part 31 of the second seat cannot be separated from the plug. Because of the groove of the actuating portion 21 , the plug 20 cannot be separated from the first seat 10 , but the manner in which the stopper portion 14 keeps the plug 20 in the buckled state is not limited to this.

To unlock, the operating member 50 is rotated laterally relative to the first seat 10 , and the second seat 30 on the operating member 50 will disengage from the stop portion 14 due to the lateral rotation of the operating member 50 . Preferably, the lateral rotation of the operating member 50 rotates away from the stop portion 14 , so the second seat 30 after lateral rotation will avoid the stop portion 14 and will no longer be abutted by the stop portion 14 . After the operating member 50 is rotated laterally, the second seat 30 is restored to a state in which the second seat 30 can be rotated in the opposite direction to be disengaged from the plug 20 . However, the manner in which the second seat 30 escapes from the stopper portion 14 is not limited thereto.

At the same time, when the second seat 30 rotates laterally with the operating member 50 , the second seat actuating portion 31 will cooperate with the plug actuating portion 21 of the plug 20 to cause the second seat 30 to rotate in the opposite direction and disengage from the plug 20 . Specifically, when the second seat 30 rotates laterally with the operating member 50 , the projection with the arc slope of the second seat actuating portion 31 will move along the groove of the arc slope of the plug actuating portion 21 , and the The shapes of the two arc slopes allow the second seat 30 to be pushed away away from the plug 20 and cause the second seat 30 to rotate in the opposite direction. However, the manner in which the second seat 30 is rotated in the opposite direction to be separated from the plug 20 is not limited thereto.

Please refer to FIG. 3 , FIG. 9 and FIG. 10 . At the same time, during the lateral rotation of the operating member 50 relative to the first seat 10 , the operating member 50 will push against the plug 20 to push the plug 20 out of the plug hole of the first seat 10 13 out. In addition, as mentioned above, when the second seat 30 rotates laterally with the operating member 50, the second seat 30 will rotate in the reverse direction, and during the reverse rotation of the second seat 30, the second seat 30 on the second seat 30 will rotate in the reverse direction. The element 42 and the first element 41 on the plug 20 are gradually inclined, so the angle of the magnetic force of the two gradually changes. When the second seat 30 is reversely rotated until the angle between the second element 42 and the first element 41 is greater than a certain angle After 7 degrees is preferred, but not limited thereto), the magnetic repulsion between the second element 42 and the first element 41 will turn into magnetic repulsion, thereby pushing the plug 20 out. However, the manner in which the plug 20 is pushed out of the first socket 10 is not limited to the above-mentioned two, and can be changed in various ways. The plug 20 is pushed out (as shown in Figure 19).

In addition, please refer to FIG. 11 to FIG. 16 , the second embodiment of the present invention is achieved in different ways: first, after the plug 20 is inserted into the first seat 10 and the second seat 30 is rotated by magnetic attraction, How to keep the plug 20 in a snap-fit state. Second, how to disengage the second seat 30 from the plug 20 when the operating member 50 is rotated laterally relative to the first seat 10 .

Regarding the first point, please refer to FIG. 11 to FIG. 13 . In the second embodiment, the first seat 10 is provided with two anti-rotation portions 16 , which correspond to the two second seats 30 respectively. Preferably, it has elasticity, and specifically, it can be an elastic element itself, such as a spring, or it can have elasticity through its structure. The free end extends upward; normally the second seat 30 is against the shrapnel downward, but when the second seat 30 is rotated by the magnetic attraction, the second seat 30 will be separated from the top of the shrapnel, and changed to be free from the shrapnel Therefore, the second seat 30 cannot be reversely rotated back, so the second seat 30 cannot be separated from the plug 20 . When unlocking, the second seat 30 is turned back laterally along with the operating member 50 , so the second seat 30 avoids the elastic pieces of the rotation preventing portion 16 and is no longer abutted by the rotation preventing portion 16 . When the operating member 50 is laterally turned back to the original position relative to the first seat 10 , the second seat 30 along with the lateral turning of the operating member 50 will be re-pressed to the top of the elastic piece of the rotation preventing portion 16 from the lateral direction.

Regarding the second point, please refer to FIGS. 11 , 14 to 16 , the first seat 10 is provided with a first seat actuating portion 17 . When the operating member 50 rotates relative to the first seat 10 , the second seat on the operating member 50 The seat 30 cooperates with the actuating portion 17 of the first seat so that the second seat 30 is separated from the anti-rotation portion 16 of the first seat 10 . Preferably, the actuating portion 17 of the first seat may be a protrusion having a guiding inclined surface 171. When the second seat 30 rotates laterally with the operating member 50, the second seat 30 will abut against the guiding inclined surface 171. And along the guide slope 171 to rotate in the opposite direction, so that the second seat 30 can be separated from the plug 20 . Specifically, the first seat actuating portion 17 may be formed on the base 11 of the first seat 10 (as shown in FIG. 11 ), or may be formed on the inner side of the upper cover 12 (as shown in FIG. 16 ). In the embodiment, each second seat 30 is equipped with the aforementioned two first seat actuating parts 17 (the base 11 and the upper cover 12 ) at the same time, so as to strengthen the separation of the second seat 30 from the plug 20 .

Please refer to FIGS. 3 and 5 , the aforementioned control element 60 selectively prevents the operating member 50 from rotating relative to the first seat 10 and thus prevents the second seat 30 from rotating reversely from the plug 20 to prevent the plug 20 from entering the unlocked state.

The control element 60 is preferably a variety of locks, such as key locks, combination locks, electronic locks (such as fingerprint recognition), etc. In addition, the control element 60 can be disposed in the first seat 10, or can be an independent lock For example, a padlock can be used, or even the control element 60 can be a device other than a lock, as long as the operating member 50 can be prevented from rotating relative to the first seat 10 .

In this embodiment, the control element 60 is a combination lock, which is disposed in the first seat 10 and can be inserted into the operating member 50 through one end to prevent the operating member 50 from rotating.

In addition, in the aforementioned first and second embodiments, the number of the plug hole 13 , the plug 20 , the second seat 30 , the first element 41 and the second element 42 of the first socket 10 are all two, but this is not the case. It can be changed to only one, so that the aforementioned functions can also be exerted.

Please refer to FIG. 17 to FIG. 19. Compared with the previous two embodiments, the third embodiment of the present invention does not have the aforementioned operating member 50, and when the unlocking is to be performed, the second seat 30 is directly rotated. And preferably, the third embodiment is further provided with a moving piece 70, the moving piece 70 can drive the two second seats 30 to rotate at the same time, and preferably the moving piece 70 drives the two second seats with gears. 30 synchronous rotation, so as to facilitate the operation.

When the third embodiment is used, after the plug 20 is inserted into the first seat 10 , the second seat 30 will rotate toward the plug 20 due to the magnetic attraction of the second element 42 and the first element 41 , and then engage the plug 20 to make the plug 20 The first seat 10 cannot be disengaged, so that the plug 20 is brought into a snap-fit state.

When the lock is to be unlocked, the two second seats 30 are rotated by rotating the synchronizing member 70 .

In this invention, the magnetic attraction between the first element 41 on the plug 20 and the second element 42 of the second seat 30 plays a certain guiding role, and the auxiliary plug 20 is inserted; Magnetic attraction will also help keep this creation snapped together.

In addition, when unlocking, the two plugs 20 can be unlocked at the same time by rotating the operating member 50 or the synchronizing member 70, or even the two plugs 20 can be withdrawn at the same time, which is convenient for 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: The first seat 11: Base 12: upper cover 13: Plug hole 14: Stopper 15: Side Turns 16: Anti-rotation part 17: The first actuating part 171: Guide Bevel 20: Plug 21: Plug Actuator 30: Second seat 31: The second action part 41: The first element 42: Second element 50: Operating parts 60: Control elements 70: Synchronizer

FIG. 1 is a perspective external view of the first embodiment of the present invention. 2 to 5 are exploded views of components of the first embodiment of the present invention. 6 to 7 are front sectional action views of the first embodiment of the present invention. FIG. 8 is a perspective cross-sectional view of the first embodiment of the present invention. 9 to 10 are end sectional action diagrams of the first embodiment of the present invention. FIG. 11 is a perspective cross-sectional view of the second embodiment of the present invention. 12 to 13 are front sectional action views of the second embodiment of the present invention. FIG. 14 is an end sectional view of the second embodiment of the present invention. 15 and 16 are three-dimensional cross-sectional views of the second embodiment of the present invention. FIG. 17 is a perspective external view of the third embodiment of the present invention. FIG. 18 is an exploded view of the third embodiment of the present invention. FIG. 19 is a front sectional action diagram of the third embodiment of the present invention.

10: The first seat

11: Base

12: upper cover

13: Plug hole

20: Plug

21: Plug Actuator

41: The first element

50: Operating parts

60: Control elements

Claims (10)

A magnetic snap-fit device comprising a first seat, which has a plug hole; a plug, which can be inserted into the plug hole of the first seat along a snap-fit direction; a second seat, which can be rotated relative to the first seat to bring the plug into a snap-fit state, and can be reversely rotated relative to the first seat to change the plug to an unlocked state; a first element disposed on the plug; A second element is installed on the second seat; when the plug is inserted into the first seat along the snap-fit direction, there will be a magnetic attraction between the first element and the second element to make the second seat rotate to bring the plug into the snap-fit state. The magnetic snap-fit device as claimed in claim 1, wherein when the second seat is reversely rotated relative to the first seat to change the plug to the unlocked state, the second seat will push against the plug to push out the plug outside the plug hole of the first seat. The magnetic clasping device according to claim 1, further comprising an operating member which is rotatable relative to the first seat, and the second seat is rotatably disposed on the operating member; when the plug is in the clasping state , the rotation of the operating member relative to the first seat will make the second seat on the operating member separate from the plug and make the plug enter the unlocked state. The magnetic snap-fit device of claim 3, wherein: The first seat is provided with a stopper portion, the second seat is provided with a second seat actuation portion, and the plug is provided with a plug actuation portion; When the plug is inserted into the first seat, the second seat rotates so that the actuating portion of the second seat cooperates with the actuating portion of the plug so that the plug enters the snap-fit state, and the stop portion abuts against maintaining the plug in the snapped state at the second seat; When the operating member rotates relative to the first seat, the second seat on the operating member is disengaged from the stop portion, and the actuating portion of the second seat on the operating member cooperates with the actuating portion of the plug to cause the second seat The socket rotates in reverse to disengage the plug. The magnetic snap-fit device as claimed in claim 4, wherein the second seat actuating portion is a convex block with a circular arc inclined surface, and the plug actuating portion is a circular arc inclined groove. The magnetic snap-fit device of claim 3, wherein: The first seat is provided with a first seat actuating part and a rotation preventing part; When the plug is inserted into the first seat and the second seat is rotated, the rotation stop portion of the first seat abuts against the second seat to keep the plug in the buckled state; When the operating member rotates relative to the first seat, the second seat on the operating member cooperates with the actuating portion of the first seat so that the second seat is separated from the rotation preventing portion of the first seat. The magnetic buckle device of claim 3, wherein during the rotation of the operating member relative to the first seat, the operating member pushes against the plug to push the plug out of the plug hole of the first seat. The magnetic snap-fit device according to any one of claims 3 to 7, further comprising a control element for selectively preventing the operating member from rotating relative to the first seat and preventing the second seat from rotating away from the plug to prevent the plug from entering the unlocked state. A magnetic snap-fit device comprising a first seat, which has two plug holes; two plugs, which can be respectively inserted into the two plug holes of the first seat along a snap-fit direction; Two second sockets, respectively corresponding to two plugs; each of the second sockets can be rotated relative to the first socket to make the corresponding plug enter a snap-fit state, and can be rotated oppositely relative to the first socket to make the corresponding plug The plug is changed to an unlocked state; two first elements, which are respectively arranged on the two plugs; Two second elements, which are respectively disposed in the two second seats; when the plug is inserted into the first seat along the snap-fit direction, the first element and the first element on the corresponding plug and the second seat There will be a magnetic attraction force between the two elements to make the second seat rotate so that the plug enters the buckled state. The magnetic buckle device of claim 9, further comprising an operating member that can rotate relative to the first seat, and the rotation of the operating member relative to the first seat will simultaneously drive the two second seats relative to the first seat The seat is rotated to make the two plugs enter the unlocked state.

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