CN218390031U

CN218390031U - Magnetic fastener

Info

Publication number: CN218390031U
Application number: CN202222625535.0U
Authority: CN
Inventors: 李亚鑫
Original assignee: Guangdong Yibei Mother And Baby Products Co ltd
Current assignee: Guangdong Yibei Mother And Baby Products Co ltd
Priority date: 2022-10-08
Filing date: 2022-10-08
Publication date: 2023-01-31
Anticipated expiration: 2032-10-08

Abstract

A magnetic fastener comprises a locking assembly and a fastening seat assembly, the fastener further comprises two keys, the keys are semi-surrounded by the locking assembly, each key comprises a fastening hole, the two keys are arranged in a stacked mode so that the two fastening holes are overlapped in a staggered mode to form a fastening hole, the aperture of the fastening hole is increased along with the opposite movement of the two keys or is decreased along with the opposite movement of the two keys, the fastening seat assembly comprises a ring groove and a second magnet, and the locking assembly comprises a first magnet; when the first magnet and the second magnet are mutually attracted, the clamping hole and the annular groove are mutually clamped so as to mutually buckle the locking component and the buckling seat component; the direction of the adsorption force of the first magnet and the second magnet is vertical to the moving direction of the two keys. The utility model provides a help on the magnetic force fastener button and push away the inclined plane, thereby increase between the big magnet distance and weaken magnetic force, the direction of motion of two buttons is mutually perpendicular when just adsorbing power direction and unblock, has reduced the power that needs overcome magnetism and do.

Description

Magnetic fastener

Technical Field

The utility model relates to a connect fastener technical field, especially relate to a magnetic force buckle.

Background

Some components of backpacks, harnesses, child safety seats, and child stools generally need to be connected or maintained in a certain state by fasteners, and generally need to be able to quickly and conveniently disconnect the fasteners, such as the child stools or the harnesses, which are often connected and disconnected in use.

For example, chinese patent CN211154098U discloses the following technical contents: a push-type quick-suction waistband buckle comprises a buckling part and an unlocking part clamped with the buckling part, wherein a buckling magnet is arranged in the buckling part, an unlocking magnet with the magnetism different from that of the buckling magnet is arranged in the unlocking part, and the buckling magnet and the unlocking magnet are opposite in attraction.

The tip of hasp portion is equipped with the buckle of taking the draw-in groove, and one side of unblock portion is open structure, is equipped with the relative slip each other in the unblock portion and presses the splenium, press the same one side of splenium to be equipped with the card strip that extends in opposite directions, have the passageway that supplies the buckle to pass between the card strip, the card strip corresponds with the draw-in groove, and the outer end of pressing the splenium runs through the hasp portion and outwards extends.

In the prior art, the two magnets are respectively the locking magnet and the unlocking magnet, the two magnets have different polarities, and the unlocking part and the locking part are quickly buckled by utilizing the principle that opposite poles attract each other. Although can realize can realizing the effect that can realize quick lock through a hand, be the horizontal absorption between hasp portion and the unblock portion among the above-mentioned technical scheme and be connected, the adsorption affinity direction of magnet is unanimous with the grafting direction between hasp portion and the unblock portion promptly, and this makes two parts when the separation, not only need overcome the adsorption affinity of grafting power while still need overcome magnet, leads to needing to use great power just can separate both.

Also as the technical content disclosed in chinese patent CN 209391191U: a magnetic button comprises a male button fixedly connected with a first fabric and a female button fixedly connected with a second fabric; the male buckle comprises a first connecting part and a first fixing part, the first connecting part is used for being connected with the female buckle, the first fixing part is fixedly connected with the first fabric, and the female buckle comprises a second connecting part and a second fixing part, the second connecting part is used for being connected with the male buckle, and the second fixing part is fixedly connected with the second fabric; the first and second connection portions are magnetically attractable together.

Above-mentioned prior art passes through the side direction opening with the first connecting portion of pin thread from the second connecting portion of box and gets into "C" type open slot through first jump ring, realizes being connected between pin thread and the box, need get into the lock and the separation that just can realize pin thread and box at the opening part of specific "C" type open slot promptly, has very big limitation.

Therefore, the conventional buckle is usually a toggle safety buckle or an adsorption buckle in the prior art, the conventional safety buckle is usually laborious to contact and buckle, needs to be aligned at a specific angle or enter for buckling, and is usually operated by two hands to relieve the buckling, so that the use is inconvenient.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a magnetic fastener which can be operated by a single hand, can be buckled or separated at any angle and has less accessories. In order to solve the technical problem, the utility model provides a following technical scheme:

a magnetic fastener comprises a locking component and a fastening seat component, and further comprises two keys which are semi-surrounded by the locking component, wherein each key comprises a fastening hole, the two keys are arranged in a stacked mode so that the two fastening holes are overlapped in a staggered mode to form a fastening hole, the aperture of the fastening hole is increased along with the opposite movement of the two keys or is decreased along with the opposite movement of the two keys, the fastening seat component comprises an annular groove and a second magnet, and the locking component comprises a first magnet;

when the first magnet and the second magnet are mutually attracted, the clamping hole and the annular groove are mutually clamped so as to mutually buckle the locking component and the buckling seat component;

the direction of the adsorption force of the first magnet and the second magnet is vertical to the moving direction of the two keys.

On the basis of adopting above-mentioned technical scheme, the utility model discloses still can adopt following further technical scheme:

the key comprises a first key and a second key, the first key is provided with a first buckling hole, the left side of the first buckling hole is provided with a first pressing part, and the right side of the first buckling hole is provided with a first elastic part; the second button is provided with a second buckle hole, the left side of the second buckle hole is provided with a second elastic part, and the right side of the second buckle hole is provided with a second pressing part.

When the first clamping hole and the second clamping hole are stacked to form the clamping hole, the first elastic part is abutted against the inner side of the second pressing part, and the second elastic part is abutted against the inner side of the first pressing part.

The first splenium of pressing and the second inboard of pressing the splenium all is equipped with first direction inclined plane, first direction inclined plane from the top down slope, the both sides on first direction inclined plane still are equipped with the stopper.

The center of the buckle seat component is fixedly provided with a second magnet, the outer side periphery of the second magnet is provided with a second guide inclined plane, and the second guide inclined plane inclines downwards from top to bottom and is an annular inclined plane.

The annular groove is arranged below the second guide inclined plane, and a buckle tongue is further arranged below the annular groove.

The lock catch component comprises an upper lock catch shell and a lower lock catch shell which are mutually covered, the upper lock catch shell is provided with a fixed block, the end part of the fixed block is provided with a clamping hook, the lower lock catch shell is provided with a fixed hole, one side of the fixed hole is provided with a clamping block, and the clamping hook and the clamping block are mutually clamped to enable the fixed block to be buckled in the fixed hole so as to mutually cover and connect the upper lock catch shell and the lower lock catch shell; the lock catch lower shell is also provided with a movable window.

Two openings are respectively formed in two sides of the upper lock catch shell, a key pressing groove is connected between the edges of the openings on the same side of the two openings, and one or two key pressing grooves are formed; the inner side of the opening is also provided with a limiting sheet; the hasp inferior valve still is equipped with the fixed part, the fixed part is equipped with at least one first fixed slot.

The side part of the buckle seat component is provided with at least one second fixing groove, the bottom of the buckle seat component is provided with a cavity, and the cavity is communicated with the second fixing groove; the cavity is internally provided with a jacking frame, the jacking frame comprises at least one first jacking sheet and at least one second jacking sheet, and the first jacking sheet and the second jacking sheet are vertically arranged.

The first magnet and the second magnet are both made of magnets, or the first magnet is made of magnets and the second magnet is made of iron, or the first magnet is made of iron and the second magnet is made of magnets.

Compared with the prior art, the utility model discloses the beneficial effect that can reach is:

the utility model provides a magnetic force fastener accessible one-hand operation, two-way press the button, help on the button and push away the inclined plane, thereby increase between the big magnet distance and weaken magnetic force, the direction of motion of two buttons is mutually perpendicular when just adsorbing power direction and unblock, has reduced the power that magnetism was done that needs to be overcome, can easily break away from the knot position. When the buckle is closed, the magnets attract each other, and meanwhile, the buckle positions are closed each other, so that the connection of the buckle is realized. Meanwhile, the second guide inclined plane, the annular groove and the like are of annular structures, so that the magnetic fastener can be buckled or separated at any angle, and the operation is convenient and quick.

Drawings

Fig. 1 is a schematic structural view of a top view of the magnetic buckle according to the present invention.

Fig. 2 is an exploded view of the top view of the magnetic fastener of the present invention.

Fig. 3 is a schematic structural view of a bottom view of the magnetic buckle according to the present invention.

Fig. 4 is an exploded view of the bottom view of the magnetic fastener of the present invention.

Fig. 5 is a schematic view of a structure of the magnetic fastener according to the present invention showing a pressed state of a button.

Fig. 6 is a schematic sectional view of the magnetic fastener of the present invention.

Fig. 7 is a front sectional view of the magnetic fastener of the present invention.

Fig. 8 is a front sectional and exploded view of the magnetic buckle according to the present invention.

The locking device comprises a locking upper shell 11, a first magnet 111, a fixing block 112, a hook 113, an opening 114, a key groove 115, a limiting piece 116, a locking lower shell 12, a fixing hole 121, a clamping block 122, a movable window 123, a fixing part 124, a first fixing groove 125, a locking seat component 2, a second guide inclined plane 21, a second magnet 22, an annular groove 23, a locking tongue 24, a second fixing groove 25, a cavity 26, a first pressing piece 271, a second pressing piece 272, a first key 3, a first locking hole 31, a first pressing part 32, a first elastic part 33, a second key 4, a second locking hole 41, a second elastic part 42, a second pressing part 43, a locking hole 5, a first guide inclined plane 6 and a limiting piece 61.

Detailed Description

The magnetic buckle provided by the present invention is further described with reference to the accompanying drawings.

In a first embodiment, as shown in fig. 1-8, a magnetic latch includes a latch assembly, a latch base assembly 2 and a button, wherein the latch assembly and the latch base assembly 2 are engaged with or disengaged from each other by the button.

Specifically, the hasp subassembly includes hasp epitheca 11 and hasp inferior valve 12, and hasp epitheca 11 is equipped with first magnet 111, detains seat subassembly 2 and includes second direction inclined plane 21, second magnet 22 and annular 23, and the button is equipped with two and every button all includes the elastic component, presses splenium, buckle hole and first direction inclined plane.

Further, the direction of the attraction force between the first magnet 111 and the second magnet 22 is perpendicular to the moving direction of the two keys.

The magnetic buckle has the following two states:

when the locking assembly is buckled with the buckling seat assembly 2, the first magnet 111 and the second magnet 22 are mutually attracted to attract each other, the buckling holes of the two keys are arranged in a stacked mode to form a clamping hole 5, after the second magnet 22 penetrates through the clamping hole and is mutually attracted with the first magnet 111, the clamping hole 5 is clamped on the annular groove 23, and therefore the locking assembly is buckled with the buckling seat assembly 2.

When the hasp needs to be opened is inhaled to magnetism, when hasp subassembly and detain seat subassembly 2 alternate segregation promptly, make two buttons move in opposite directions through pressing the button, the 5 aperture grow in the card hole that two buckle holes overlap this moment, make card hole 5 and annular 23 throw off, the roof pressure is hugged closely each other on first direction inclined plane and second direction inclined plane 21 simultaneously, make hasp subassembly and detain seat subassembly 2 push away each other and produce certain distance, first magnet 111 also separates with second magnet 22 simultaneously, make magnetic attraction weaken, finally make the separation of magnetic force fastener open.

The key comprises a first key 3 and a second key 4, the first key 3 is provided with a first buckling hole 31, the left side of the first buckling hole 31 is provided with a first pressing part 32, and the right side of the first buckling hole 31 is provided with a first elastic part 33. The second button 4 is provided with a second latching hole 41, a second elastic portion 42 is provided on the left side of the second latching hole 41, and a second pressing portion 43 is provided on the right side of the second latching hole 41.

Further, when the first locking hole 31 and the second locking hole 41 are stacked to form the locking hole 5, the first elastic portion 33 abuts against the inner side of the second pressing portion 43, and the second elastic portion 42 abuts against the inner side of the first pressing portion 32.

Further, the aperture of the card hole 5 increases with the opposite movement of the two keys, i.e. the two keys move towards each other when pressed. Meanwhile, the aperture of the clamping hole 5 is reduced along with the back-to-back movement of the two keys, and the two keys move away from each other when being reset to the original state from the pressed state.

Further, the inner sides of the first pressing portion 32 and the second pressing portion 43 are both provided with a first guiding inclined surface 6, the first guiding inclined surface 6 is inclined from bottom to top, and two sides of the first guiding inclined surface 6 are also provided with a limiting block 61. The inclination angle and radian of the first guide inclined surface 6 are matched with those of the second guide inclined surface 21, so that the first guide inclined surface 6 and the second guide inclined surface 21 can be more smoothly abutted against each other.

Wherein, the center of the fastener seat component 2 is fixedly provided with a second magnet 22, the outer periphery of the second magnet 22 is provided with a second guiding inclined plane 21, and the second guiding inclined plane 21 inclines downwards from the top and is an annular inclined plane. The setting on annular inclined plane can guarantee that hasp subassembly and knot seat subassembly 2 can all be smooth the knot with what kind of angle go into or throw off, the annular structural design of second direction inclined plane 21 can realize that hasp subassembly and the equal lock of any angle of detaining seat subassembly 2 or throw off promptly, hasp subassembly and knot seat subassembly 2 all can the lock each other under any angle promptly, simultaneously under the lock state hasp subassembly can relative rotation with detaining between the seat subassembly 2, when using on products such as schoolbag braces that flexibility requires high, can guarantee to have certain activity angle between the braces, avoid the braces can only extend with fixed angle, the travelling comfort of using has been increased.

Further, the ring groove 23 is disposed below the second guiding inclined surface 21, and a latch 24 is further disposed below the ring groove 23.

Further, two second fixing grooves 25 are formed in the side portion of the buckle seat assembly 2, a cavity 26 is formed in the bottom of the buckle seat assembly 2, and the cavity 26 is communicated with the second fixing grooves 25 to allow a strap-like belt to pass through, so that the buckle seat assembly 2 can be fixed on the strap-like belt.

Further, a pressing frame is arranged in the cavity 26, the pressing frame includes two first pressing pieces 271 and two second pressing pieces 272, and the first pressing pieces 271 and the second pressing pieces 272 are vertically arranged, so that the strap-like belt-like object can be firmly fixed on the buckle seat assembly 2.

The locking assembly comprises an upper locking shell 11 and a lower locking shell 12 which are mutually covered, the upper locking shell 11 is provided with a fixing block 112, and the end part of the fixing block 112 is provided with a hook 113. The locking device lower shell 12 is provided with a fixing hole 121, one side of the fixing hole 121 is provided with a clamping block 122, and the clamping hook 113 and the clamping block 122 are clamped with each other to enable the fixing block 112 to be buckled in the fixing hole 121 to cover and connect the locking device upper shell 11 and the locking device lower shell 12 with each other.

Further, two openings 114 are respectively formed in two sides of the lock catch upper shell 11, a key pressing groove 115 is connected between the opening edges on the same side of the two openings 114, and two key pressing grooves 115 are formed.

Furthermore, a limiting piece 116 is disposed inside the opening 114 to prevent the first button 3 and the second button 4 from being pressed too deeply.

Further, the latch lower shell 12 is further provided with a movable window 123 for the second magnet 22 of the latch base assembly 2 to extend into and attract the first magnet 111.

Further, the locking buckle lower case 12 is further provided with a fixing portion 124, and the fixing portion 124 is provided with two first fixing slots 125, so that when the locking buckle assembly needs to be fixed on a strap-like belt, the belt can be fixed through the two first fixing slots 125. When the magnetic buckle is used on a strap product, the strap can pass through the first fixing groove 125 and be connected and fixed with the buckle lower shell 12. For example, when the magnetic buckle is used in a child safety seat, two fixing straps are respectively disposed at two ends of the child safety seat, a locking component 1 and a buckle component 2 are respectively fixed at the ends of the two fixing straps, at this time, one fixing strap is fixed on the fixing portion 124 of the lower lock buckle shell 12, and the other fixing strap is fixed on the buckle component 2.

In the second embodiment, since only the first magnet 111 and the second magnet 22 need to be attracted, the attraction function can be realized in the following three ways: that is, the first magnet 111 and the second magnet 22 are both made of magnets, or the first magnet 111 is made of a magnet and the second magnet 22 is made of iron, or the first magnet 111 is made of iron and the second magnet 22 is made of a magnet. The rest is the same as the first embodiment.

While the invention has been shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the scope of the appended claims.

Claims

1. A magnetic fastener comprises a locking component and a fastening seat component, and is characterized in that the fastener further comprises two keys, the keys are semi-surrounded by the locking component, each key comprises a fastening hole, the two keys are arranged in a stacked mode so that the two fastening holes are overlapped in a staggered mode to form a fastening hole, the aperture of each fastening hole is enlarged along with the opposite movement of the two keys or is reduced along with the opposite movement of the two keys, the fastening seat component comprises a ring groove and a second magnet, and the locking component comprises a first magnet;

when the first magnet and the second magnet are mutually attracted, the clamping hole and the annular groove are mutually clamped so as to mutually buckle the lock catch component and the buckle seat component;

2. The magnetic fastener of claim 1, wherein the key comprises a first key and a second key, the first key has a first engaging hole, the left side of the first engaging hole has a first pressing portion, and the right side of the first engaging hole has a first elastic portion; the second button is provided with a second buckling hole, the left side of the second buckling hole is provided with a second elastic part, and the right side of the second buckling hole is provided with a second pressing part.

3. The magnetic fastener of claim 2, wherein when the first and second fastening holes are stacked to form the fastening hole, the first elastic portion abuts against an inner side of the second pressing portion, and the second elastic portion abuts against an inner side of the first pressing portion.

4. The magnetic fastener according to claim 2, wherein the first pressing portion and the second pressing portion are provided at inner sides thereof with first guiding slopes, the first guiding slopes are inclined from bottom to top, and the first guiding slopes are provided at both sides thereof with stoppers.

5. The magnetic fastener according to claim 4, wherein a second magnet is fixed at the center of the fastener seat assembly, and a second guiding inclined surface is arranged on the outer periphery of the second magnet, and the second guiding inclined surface is inclined from top to bottom and is an annular inclined surface.

6. The magnetic fastener of claim 5, wherein the annular groove is disposed below the second guiding inclined surface, and a fastening tongue is disposed below the annular groove.

7. The magnetic fastener of claim 1, wherein the locking assembly comprises an upper locking shell and a lower locking shell which are covered with each other, the upper locking shell is provided with a fixing block, the end of the fixing block is provided with a hook, the lower locking shell is provided with a fixing hole, one side of the fixing hole is provided with a clamping block, and the hook and the clamping block are mutually clamped to enable the fixing block to be buckled in the fixing hole so as to mutually cover and connect the upper locking shell and the lower locking shell; the lock catch lower shell is also provided with a movable window.

8. The magnetic fastener according to claim 7, wherein two openings are respectively formed on two sides of the upper lock casing, a key pressing groove is connected between the opening edges on the same side of the two openings, and one or two key pressing grooves are formed; the inner side of the opening is also provided with a limiting piece; the hasp inferior valve still is equipped with the fixed part, the fixed part is equipped with at least one first fixed slot.

9. The magnetic fastener of claim 1, wherein the fastener seat assembly has at least one second fixing groove formed on a side thereof, and a cavity formed at a bottom thereof and communicating with the second fixing groove; the cavity is internally provided with a jacking frame, the jacking frame comprises at least one first jacking sheet and at least one second jacking sheet, and the first jacking sheet and the second jacking sheet are vertically arranged.

10. The magnetic fastener of claim 1, wherein the first magnet and the second magnet are made of magnets, or the first magnet is made of a magnet and the second magnet is made of iron, or the first magnet is made of iron and the second magnet is made of a magnet.