CN214325049U

CN214325049U - Safety belt lock catch

Info

Publication number: CN214325049U
Application number: CN202022999041.XU
Authority: CN
Inventors: 周成飞
Original assignee: Autoliv Development AB
Current assignee: Autoliv Development AB
Priority date: 2020-12-15
Filing date: 2020-12-15
Publication date: 2021-10-01
Anticipated expiration: 2030-12-15

Abstract

The utility model relates to a safety belt hasp. The safety belt lock comprises a socket for the entrance or exit of a lock tongue of a safety belt to allow a passenger to wear or unfasten the safety belt, wherein the safety belt lock further comprises a plurality of walls defining the socket, wherein a first wall of the plurality of walls extends obliquely in a first direction from a socket plane defined by the socket, and a second wall of the plurality of walls extends obliquely in a second direction from the socket plane such that the first wall and the second wall are positioned on both sides of the socket plane, respectively, wherein the first direction is different from the second direction.

Description

Safety belt lock catch

Technical Field

The utility model relates to an accessory for vehicle specifically relates to safety belt hasp.

Background

A seat belt for a vehicle is a safety device for restraining an occupant at the time of a collision, and preventing the occupant from having a secondary collision with a steering wheel, an instrument panel, or the like at the time of the collision, or from being rushed out of the vehicle to cause a death and injury at the time of the collision. A seat belt for a vehicle, which may also be referred to as a seat belt, is one type of occupant restraint device. Such safety belts are the least expensive and most effective safety devices recognized, and are mandatory in many countries for vehicle installation.

The seat belt is used in conjunction with a belt buckle, which is also a type of safety device used in vehicles and is fixedly attached to the interior of the vehicle (e.g., fixedly attached to the seat or body). The tongue is for inserting into a socket of a belt buckle, and the belt is disposed on the tongue. When the tongue is inserted into the socket of the belt buckle, the belt will embrace the passenger, thereby securing the passenger to the vehicle seat when the vehicle is decelerating severely.

However, foreign matter staying at the socket will likely fall into the inside of the belt buckle via the socket, which will adversely affect the normal operation of the belt buckle.

Therefore, there is a need for a seatbelt buckle in which foreign matter is hard to stay in the socket and thus has high reliability.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a foreign matter is difficult to stop at socket and the higher safety belt hasp of reliability from this.

The utility model provides a safety belt lock catch, which comprises a socket, wherein the socket is used for the bolt of the safety belt to enter or exit so as to enable a passenger to wear or unfasten the safety belt,

wherein the content of the first and second substances,

the seatbelt buckle further includes a plurality of walls defining the socket, wherein a first wall of the plurality of walls extends obliquely in a first direction from a socket plane defined by the socket, and a second wall of the plurality of walls extends obliquely in a second direction from the socket plane such that the first wall and the second wall are positioned on both sides of the socket plane, respectively, wherein the first direction is different from the second direction.

According to an embodiment of the invention, only one wall of the plurality of walls is configured as the first wall.

According to an embodiment of the invention, the plurality of walls further comprises a third wall, the third wall and the first wall are positioned on both sides of the socket plane, respectively, and the third wall is located between the first wall and the second wall.

According to an embodiment of the present invention, the third wall is configured as an inner concave arc surface, and the safety belt lock further comprises a connecting wall, adjacent two sides of the connecting wall are respectively used for connecting the third wall with the first wall.

According to an embodiment of the present invention, the number of the connection walls is set to two and is set to be planar, and the angle between the connection walls is set to be in a range of 98-108 degrees.

According to an embodiment of the invention, the angle between the first direction and the socket plane is set to be in the range of-15-5 degrees.

According to an embodiment of the invention, the angle between the first direction and the socket plane is set to-10 degrees.

According to an embodiment of the present invention, the belt buckle further comprises a closing assembly disposed inside the belt buckle to close an inside of the belt buckle with respect to an external environment, the closing assembly comprising a closed end and a restoring member, the closed end being configured to contact the locking tongue at the first position and move with the locking tongue until the locking tongue reaches the second position, and, when the locking tongue moves in a direction away from the socket, the closed end moves with the locking tongue under the action of the restoring member until returning to the first position,

the closed end comprises a cap and a leg which are connected together, the resetting piece is positioned on the leg,

the closure assembly further includes a connection seat into which the closed end is inserted through the leg, thereby being movably connected to the connection seat, and an end of the leg is configured as a bent portion to prevent the closed end from being separated from the connection seat.

According to the utility model discloses an embodiment, the quantity of landing leg is set up to two, and, the piece that resets is positioned two the landing leg, with distribute symmetrically in the both sides of block.

According to an embodiment of the invention, the cap is made of plastic, the leg is made of metal, and the cap and the leg are connected together by a plastic-coated process.

Drawings

Features, advantages and technical effects of exemplary embodiments of the present invention will be described below with reference to the accompanying drawings. In the drawings, like numbering represents like elements, and wherein:

fig. 1 schematically shows a seat belt buckle according to an embodiment of the invention.

Fig. 2 schematically shows a seat belt buckle according to an embodiment of the invention.

Fig. 3 schematically shows components inside a seat belt buckle according to an embodiment of the invention.

Detailed Description

Hereinafter, specific embodiments of the seat belt buckle according to the present invention will be described with reference to the accompanying drawings. The following detailed description and drawings are included to illustrate the principles of the invention, and the invention is not limited to the preferred embodiments described, but rather, the various embodiments described may be used alone or in any combination, and the scope of the invention is defined by the claims.

In addition, spatially relative terms (such as "upper," "lower," "left," and "right," etc.) are used to describe one element's relative positional relationship with another element as illustrated in the figures. Spatially relative terms may therefore apply in other orientations than those illustrated in the figures, when used. It will be apparent that although for ease of illustration all of these spatially relative terms refer to the orientation shown in the drawings, those skilled in the art will appreciate that orientations other than those shown in the drawings may be used.

Fig. 1 schematically shows a seat belt buckle according to an embodiment of the invention. A seat belt buckle according to an embodiment of the present invention is described below with reference to fig. 1.

As shown in fig. 1, the buckle 10 of the present invention includes a socket 100, and the socket 100 is used for a tongue (not shown) of a seat belt to enter or exit so that a passenger wears or unwraps the seat belt. And, the seatbelt buckle 10 further includes a plurality of walls defining the socket 100, wherein a first wall 110 of the plurality of walls extends obliquely in a first direction from a socket plane defined by the socket 100, and a second wall 120 of the plurality of walls extends obliquely in a second direction from the socket plane, the first direction being different from the second direction. Specifically, the first direction is a direction substantially toward the lower left side in fig. 1, and the second direction is a direction substantially toward the upper right side in fig. 1. Therefore, in the seat belt buckle 10 of the present invention, the first wall 110 and the second wall 120 are respectively positioned on both sides of the socket plane, specifically, in fig. 1, the first wall 110 extends from the socket and is located on the lower side of the socket plane defined by the socket 100, and the second wall 120 extends from the socket and is located on the upper side of the socket plane.

Therefore, in the seat belt buckle of the present invention, the first wall of the plurality of walls is arranged to extend obliquely in the first direction from the socket plane defined by the socket, and the second wall of the plurality of walls is arranged to extend obliquely in the second direction from the socket plane, so that the first wall and the second wall are positioned on both sides of the socket plane, respectively. It can be understood that the utility model discloses a two walls of socket department of safety belt lock catch are fixed a position respectively in the planar both sides of socket, form the opening in socket department from this for when socket department stops the foreign matter, this foreign matter is found easily, and the foreign matter leaves the socket from this opening part easily, thereby realizes the purpose of safety belt lock catch foreign matter of discharging automatically. Therefore, the utility model discloses a safety belt hasp has and makes the foreign matter be difficult to stop at socket and the higher advantage of reliability from this.

A seat belt buckle according to an embodiment of the present invention is described below with continued reference to fig. 1.

As shown in fig. 1, only one wall among the plurality of walls in the seatbelt buckle 10 is configured as the first wall 110. In other words, the socket 100 forms only one opening at the first wall 110 to automatically discharge the foreign substances. Further, the plurality of walls further includes a third wall 130, and particularly in the present embodiment, the third wall 130 is provided as two walls opposite to each other, and the third wall 130 and the first wall 110 are positioned at both sides of the socket plane, respectively, and the third wall 130 is positioned between the first wall 110 and the second wall 120. In other words, the second wall 120 and the third wall 130 are located on the upper side of the slot 100 in fig. 1, and the first wall 110 is located on the lower side of the slot 100 in fig. 1. It will be appreciated that this is only an example and that a number of walls of different configurations may be designed according to the actual situation, e.g. the number of third walls may be more than two.

Further, the first wall 110 and the second wall 120 are configured to be planar, and the third wall 130 is configured to be concave arc-shaped. It can be appreciated that the third wall 130 is configured in an inner concave arc shape to facilitate guiding a side portion of the latch bolt, thereby allowing the latch bolt to be smoothly inserted into the socket 100. Also, the seatbelt buckle further includes a connecting wall 140, and two adjacent sides of the connecting wall 140 are respectively used to connect the third wall 130 and the first wall 110, that is, a right side of the connecting wall 140 is used to connect the third wall 130, and a bottom side of the connecting wall 140 is used to connect the first wall 110. It is understood that this is only an example, and a plurality of walls of different configurations may be designed according to actual circumstances, for example, the plurality of walls may be provided in a curved shape and the connecting wall may be omitted so that the third wall and the first wall are directly connected.

Fig. 2 schematically shows a seat belt buckle according to an embodiment of the invention. The seat belt buckle according to an embodiment of the present invention is described in more detail below with reference to fig. 2.

As shown in fig. 2, the seatbelt buckle 10 according to the embodiment of the present invention is provided with two connecting walls 140, and the connecting walls 140 are provided to be planar. In the present embodiment, the angle between the two connecting walls 140 is set to be in the range of 98-108 degrees. Furthermore, the angle between the first direction and the plane of the socket is set to be in the range of-15-5 degrees. Preferably, the angle between the first direction and the plane of the socket is set to-10 degrees. It should be noted that the "-" symbol here indicates a direction lower than the plane of the socket.

It will be appreciated that the embodiment described above with reference to figure 2 is only a preferred embodiment and that different ranges of values may be provided depending on the circumstances to achieve different configurations of the seat belt buckle.

Fig. 3 schematically shows components inside a seat belt buckle according to an embodiment of the invention. The following continues with reference to fig. 3 to describe a seat belt buckle according to an embodiment of the present invention.

As shown in fig. 3, the seatbelt buckle 10 according to the embodiment of the present invention further includes a closing member 200, and the closing member 200 is disposed inside the seatbelt buckle 10 to close the inside of the seatbelt buckle 10 with respect to the external environment. Specifically, the closure assembly 200 includes a closed end 210 and a reset member 220, the closed end 210 being configured to contact the deadbolt at a first position and move with the deadbolt until the deadbolt reaches a second position (typically, the deadbolt is secured at the second position). And, when the latch bolt moves in a direction away from the socket 100, the closed end 210 moves together with the latch bolt by the restoring member 220 until returning to the first position, that is, when the latch bolt leaves the socket, the closed end 210 can be restored to the original first position to close the inside of the buckle of the seat belt again.

With continued reference to fig. 3, the closed end 210 includes a cap 2101 and a leg 2102 connected together, with the reset piece 220 positioned on the leg 2102, it being understood that the reset piece 220 is positioned on the leg 2102 in a manner movable relative to the leg 2102 to freely deform. In addition, closure assembly 200 also includes an attachment base 230, with closed end 210 inserted into attachment base 230 through leg 2102, thereby movably attached to attachment base 230, e.g., leg 2102 is inserted into a hole of attachment base 230 to move up and down relative to attachment base 230. Also, the ends of the legs 2102 are configured as curved portions 2102A to prevent the closed end 210 from being separated from the coupling base 230. It will be appreciated that the legs and the bends in the above described embodiments are easy to manufacture, so that a structure for preventing the closed end from coming off the connecting socket is obtained in a simple manner.

According to an embodiment of the present invention, the number of the legs 2102 is set to two, and the restoring member 220 is positioned at the two legs 2102 to be symmetrically distributed at both sides of the cap 2101, thereby reducing noise during movement of the legs while providing a sufficient elastic force. It will be appreciated that this is merely an example and that a different number of legs may be provided depending on the circumstances.

Preferably, the cap 2101 is made of plastic, the legs 2102 are made of metal, and the cap 2101 and the legs 2102 are connected together by an over-molding process.

As described above, although the exemplary embodiments of the present invention have been described in the description with reference to the drawings, the present invention is not limited to the above-described embodiments, and the scope of the present invention should be defined by the claims and their equivalents.

Claims

1. A seatbelt buckle (10) comprising a socket (100), the socket (100) being for entrance or exit of a tongue of a seatbelt to allow a passenger to wear or unfasten the seatbelt,

it is characterized in that the preparation method is characterized in that,

the belt buckle (10) further comprises a plurality of walls defining the socket (100), wherein a first wall (110) of the plurality of walls extends obliquely in a first direction from a socket plane defined by the socket (100), and a second wall (120) of the plurality of walls extends obliquely in a second direction from the socket plane, such that the first wall (110) and the second wall (120) are positioned on both sides of the socket plane, respectively, wherein the first direction is different from the second direction.

2. The belt buckle (10) of claim 1, wherein only one of the plurality of walls is configured as the first wall (110).

3. The belt buckle (10) of claim 2 wherein the plurality of walls further comprises a third wall (130), the third wall (130) and the first wall (110) being positioned on either side of the socket plane, respectively, and wherein the third wall (130) is positioned between the first wall (110) and the second wall (120).

4. The belt buckle (10) as claimed in claim 3, wherein the third wall (130) is configured as an inner concave arc, and wherein the belt buckle (10) further comprises a connecting wall (140), adjacent two edges of the connecting wall (140) being respectively used for connecting the third wall (130) and the first wall (110).

5. The seatbelt buckle (10) according to claim 4, wherein the number of the connecting walls (140) is set to two and is set to be planar, and an angle between the connecting walls (140) is set to be in a range of 98-108 degrees.

6. The seat belt buckle (10) of claim 1, wherein the angle between the first direction and the socket plane is set in the range of-15-5 degrees.

7. The seat belt buckle (10) of claim 6, wherein the angle between the first direction and the socket plane is set to-10 degrees.

8. The belt buckle (10) of claim 1, wherein the belt buckle (10) further comprises a closure assembly (200), the closure assembly (200) being disposed inside the belt buckle (10) to close the inside of the belt buckle (10) with respect to the outside environment, the closure assembly (200) comprising a closed end (210) and a reset member (220), the closed end (210) being configured to contact the tongue at a first position and to move with the tongue until the tongue reaches a second position, and, when the tongue moves in a direction away from the socket (100), the closed end (210) moves with the tongue under the action of the reset member (220) until returning to the first position,

the closed end (210) comprises a cap (2101) and a leg (2102) which are connected together, the resetting piece (220) is positioned on the leg (2102),

the closure assembly (200) further includes a coupling seat (230), the closed end (210) is inserted into the coupling seat (230) through the leg (2102) to thereby be movably coupled to the coupling seat (230), and an end of the leg (2102) is configured as a bent portion (2102A) to prevent the closed end (210) from being separated from the coupling seat (230).

9. The seatbelt buckle (10) of claim 8, wherein the number of said legs (2102) is set to two, and said restoring member (220) is positioned at two of said legs (2102) to be symmetrically distributed at both sides of said cap (2101).

10. The seatbelt buckle (10) of claim 9 wherein said cap (2101) is made of plastic, said leg (2102) is made of metal, and said cap (2101) and said leg (2102) are joined together by an over-molding process.