CN211543320U

CN211543320U - FIX mechanism with two lock mechanisms

Info

Publication number: CN211543320U
Application number: CN201922294792.9U
Authority: CN
Inventors: 林江娟; 苏前刚; 李德欢
Original assignee: Ningbo Welldon Baby Safety Technology Co ltd
Current assignee: Ningbo Welldon Baby Safety Technology Co ltd
Priority date: 2019-12-19
Filing date: 2019-12-19
Publication date: 2020-09-22
Anticipated expiration: 2029-12-19

Abstract

The utility model relates to a FIX mechanism with a two-way lock mechanism, which comprises a lock tongue and an unlocking piece, wherein one end of the lock tongue is connected with one end of the unlocking piece through a connecting component and is arranged in a connecting pipe with an opening; the connecting pipe is internally provided with two lock mechanisms, when the two lock mechanisms do not work, the two lock mechanisms are abutted against the other end of the unlocking piece, and when the two lock mechanisms work, the two lock mechanisms are inserted into the other end of the unlocking piece; the utility model has the advantages that: through add two latch mechanisms on the FIX subassembly for the fixed back of interface connection that is equipped with on FIX connector and the car seat, the phenomenon that just can realize the unblock through the unblock piece is separated can not appear taking place, has the security height and removes the advantage of unnecessary maloperation.

Description

FIX mechanism with two lock mechanisms

Technical Field

The utility model belongs to the technical field of the FIX mechanism on the children's safety seat, especially, relate to a FIX mechanism with two latch mechanisms.

Background

The child safety seat is a seat which is installed in an automobile and is used for improving the riding safety of a child; under the condition that the automobile collides or suddenly decelerates, the child safety seat can slow down the impact force on the child and limit the body movement of the child to reduce the injury to the child, so that the riding safety of the child is ensured. The existing FIX connectors are generally connected and fixed with interfaces arranged on the child safety seat and the automobile seat through FIX connectors, but most of the existing FIX connectors are not high in safety in the locking and unlocking processes, and particularly after the FIX connectors are connected and fixed with the interfaces arranged on the automobile seat, the FIX connectors can be unlocked by being pulled down through a locked button easily, so that the safety is not high in the using process, and potential safety hazards are caused by misoperation easily.

Disclosure of Invention

An object of the utility model is to overcome the not enough of prior art existence, and provide a FIX mechanism with two latch mechanisms, increase the interface connection security after fixing that is equipped with on FIX connector and the car seat and remove the unnecessary maloperation.

The FIX mechanism with the two-way lock mechanism comprises a lock tongue and an unlocking piece, wherein one end of the lock tongue is connected with one end of the unlocking piece through a connecting component and is arranged in a connecting pipe with an opening; still install two latch mechanisms in the connecting tube, when two latch mechanisms do not work, two latch mechanisms with the other end of unlocking piece is inconsistent, at two latch mechanism during operation, two latch mechanisms with the other end of unlocking piece alternates.

Preferably, the two-way lock mechanism comprises a lock shell and a two-way unlocking piece, wherein the two-way unlocking piece is installed in the lock shell and is movable in the lock shell in a pressing mode.

Preferably, the front end of two unlocking parts is provided with a butt joint block which is abutted against the unlocking part, the rear end of the two unlocking parts is provided with a pressing part, the butt joint block is separated from the unlocking part through the pressing movement of the pressing part, and the butt joint block and the unlocking part are mutually inserted into a groove which is formed in the unlocking part.

Preferably, the lock case is provided with an installation hole for installing the two unlocking pieces, the pressing piece is positioned on the installation hole, and the pressing end of the pressing piece protrudes out of the installation hole.

Preferably, a raised convex strip is arranged on the circumferential surface of the pressing piece, and a sliding groove is arranged in the lock shell corresponding to the convex strip.

Preferably, coupling assembling includes extension spring, locking piece, the one end of extension spring with the piece of deblocking is connected fixedly, the other end with the spring bolt is connected fixedly, the one end of locking piece with the piece of deblocking is fixed, the other end with the spring bolt is inconsistent.

Preferably, the locking block is slidably disposed on a sliding device disposed on two side walls of the connecting pipe.

Preferably, the locking tongue is movably connected in the connecting pipe and positioned at the opening side of the connecting pipe.

The utility model has the advantages that: through add two latch mechanisms on FIX mechanism for the fixed back of interface connection that is equipped with on FIX connector and the car seat, the phenomenon that just can realize the unblock through the unblock piece is separated can not appear taking place, has the security height and removes the advantage of unnecessary maloperation.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic view of the three-dimensional internal structure of the present invention.

Fig. 3 is a schematic structural view of the present invention between the two locking mechanisms, the unlocking member, the connecting assembly and the lock tongue.

The reference numbers in the drawings are respectively: 60. a second lock mechanism; 70. unlocking the lock; 80. a connecting assembly; 90. a connecting pipe; 100. a latch bolt; 601. a lock case; 602. a second unlocking part; 801. a tension spring; 802. a locking block; 901. an opening; 902. a first through hole; 903. a slipping device; 601-1, a chute; 601-2, mounting holes; 602-1, an abutment block; 602-2, a pressing piece; 602-3, convex strips; 70-1, a groove; 903-1, a fixed block; 903-2 and a sliding limiting groove.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings: as shown in fig. 1 and 2, the present invention includes a lock tongue 100 and an unlocking member 70, wherein the lock tongue 100 is an alligator type lock tongue, one end of the lock tongue 100 is connected to one end of the unlocking member 70 through a connecting component 80, and is installed in a connecting pipe 90 with an opening 901, the lock tongue 100 is movably connected in the connecting pipe 90 and is located at the side of the opening 901 of the connecting pipe 90, and the lock tongue 100 is moved along the front-back direction of the connecting pipe 90 through the unlocking member 70 to drive the lock tongue 100 to turn over, so that the locking notch of the lock tongue 100 is locked or unlocked with the opening 901; the connecting pipe 90 is also internally provided with two locking mechanisms 60, when the two locking mechanisms 60 do not work, the two locking mechanisms 60 are abutted against the other end of the unlocking piece 70, and when the two locking mechanisms 60 work, the two locking mechanisms 60 are inserted into the other end of the unlocking piece 70; through addding two latch mechanisms for the fixed back of interface connection that is equipped with on FIX connector and the car seat, the phenomenon that just can realize the unblock through the unblock piece is separated can not appear taking place, has the security height and removes the advantage of unnecessary maloperation.

The FIX mechanism and the FIX connector are both referred to as ISOFIX (International standard organization FIX) for short, and refer to a connection structure of a child restraint system and a vehicle.

As shown in fig. 2, the two-way lock mechanism 60 includes a lock housing 601 and a two-way unlocking member 602, wherein the two-way unlocking member 602 is installed in the lock housing 601 and is movable in the lock housing 601 by pressing; through the pressing mode, the operation process is simpler and more convenient.

The front end of the second unlocking piece 602 is provided with a butting block 602-1 which is butted against the unlocking piece 70, at this time, if the unlocking piece 70 is operated by external force, the bolt 100 cannot be opened, and the unlocking phenomenon can be realized by unlocking the unlocking piece; the rear end of the second unlocking part 602 is provided with a pressing part 602-2, the abutting block 602-1 is separated from the unlocking part 70 by the pressing movement of the pressing part 602-2 and is inserted into the groove 70-1 formed in the unlocking part 70, and the movement of the unlocking part 70 can be achieved by the movement of the pressing part 602-2 and the insertion of the groove 70-1, so that the unlocking effect is achieved, and the safety and the advantage of eliminating unnecessary misoperation are achieved.

The lock case 601 is provided with a mounting hole 601-2 for mounting the two unlocking members 602, the mounting hole 601-2 is located at a side edge of the lock case 601, the pressing member 602-2 is located on the mounting hole 601-2, and a pressing end of the pressing member 602-2 protrudes out of the mounting hole 601-2 and the corresponding first through hole 902 of the connecting pipe 90, thereby facilitating the operation of the two unlocking members 602.

As shown in FIG. 3, in order to stabilize the pressing member 602-2 during operation and prevent deviation during operation, a raised rib 602-3 is provided on the circumferential surface of the pressing member 602-2, a sliding slot 601-1 is provided in the lock housing 601 corresponding to the rib 602-3, and the operation is stabilized by the sliding connection between the rib 602-3 and the sliding slot 601-1.

Coupling assembling 80 includes extension spring 801, locking piece 802, the one end of extension spring 801 is connected fixedly with unlocking piece 70, the other end is connected fixedly with the back of the lock of spring bolt 100, the one end of locking piece 802 is fixed with unlocking piece 70, the other end offsets with spring bolt 100, move backward along connecting pipe 90 through unlocking piece 70 promptly, drive locking piece 802 simultaneously and remove, make locking piece 802 and spring bolt 100 separate, and overturn spring bolt 100 under the effect through extension spring 801, make the fore shaft and the opening 901 of spring bolt 100 be the unblock state, finish when the unblock, through the reset action of extension spring 801, unlocking piece 70 moves forward along connecting pipe 90, make locking piece 802 and spring bolt 100 inconsistent and be the lock state.

As shown in fig. 2, the locking block 802 is slidably disposed on a sliding device 903 disposed on two side walls of the connecting tube 90, the sliding device 903 includes two fixing blocks 903-1 symmetrically distributed up and down, and a sliding limiting groove 903-2 for allowing the locking block 802 to slide is formed between the two fixing blocks 903-1, so that the locking block 802 has higher stability in the sliding process.

The utility model discloses a theory of operation does: when the FIX mechanism is disengaged from the interface on the car seat, the pressing member 602-2 presses, and simultaneously the unlocking member 70 moves backward along the connecting pipe 90 to drive the locking block 802 to move, so that the locking block 802 is separated from the lock tongue 100, and the lock tongue 100 is turned over under the action of the tension spring 801, so that the locking notch and the opening 901 of the lock tongue 100 are in an unlocking state and are engaged with the interface on the car seat, when the engagement is finished, the unlocking member 70 moves forward along the connecting pipe 90 through the resetting action of the tension spring 801, so that the locking block 802 is in a contact with the lock tongue 100 and is in a locking state, and the FIX mechanism is fixed with the interface on the car seat; similarly, when the unlocking is needed, the unlocking can be realized through the step operation.

The present invention is not limited to the above embodiments, and any change is made on the shape or material composition, and all the structural designs provided by the present invention are all the deformation of the present invention, which should be considered within the protection scope of the present invention.

Claims

1. A FIX mechanism with two lock mechanisms, including spring bolt (100), unblock spare (70), its characterized in that: one end of the bolt (100) is connected with one end of the unlocking piece (70) through a connecting component (80), and the bolt is arranged in a connecting pipe (90) with an opening (901); still install two lock mechanisms (60) in connecting pipe (90), when two lock mechanisms (60) do not work, two lock mechanisms (60) with the other end of unlocking piece (70) is inconsistent, at two lock mechanisms (60) during operation, two lock mechanisms (60) with the other end of unlocking piece (70) alternates.

2. The FIX mechanism with two lock mechanism of claim 1, wherein: two lock mechanism (60) are including lock shell (601), two unblock spare (602) are installed in lock shell (601) to through pressing the mode activity in lock shell (601).

3. The FIX mechanism with two lock mechanism of claim 2, wherein: the front end of the two unlocking parts (602) is provided with a butting block (602-1) which is abutted against the unlocking part (70), the rear end of the two unlocking parts (602) is provided with a pressing part (602-2), the butting block (602-1) is separated from the unlocking part (70) through the pressing movement of the pressing part (602-2), and the butting block and the unlocking part are inserted into a groove (70-1) formed in the unlocking part (70).

4. The FIX mechanism with two lock mechanism of claim 3, wherein: the lock shell (601) is provided with a mounting hole (601-2) for mounting the two unlocking pieces (602), the pressing piece (602-2) is positioned on the mounting hole (601-2), and the pressing end of the pressing piece (602-2) protrudes out of the mounting hole (601-2).

5. The FIX mechanism with two lock mechanism of claim 3, wherein: convex strips (602-3) are arranged on the circumferential surface of the pressing piece (602-2), and a sliding groove (601-1) is arranged in the lock shell (601) corresponding to the convex strips (602-3).

6. The FIX mechanism with two lock mechanism of claim 1, wherein: coupling assembling (80) include extension spring (801), locking piece (802), the one end of extension spring (801) with unlocking piece (70) are connected fixedly, the other end with spring bolt (100) are connected fixedly, the one end of locking piece (802) with unlocking piece (70) are fixed, the other end with spring bolt (100) are inconsistent.

7. The FIX mechanism with two lock mechanism of claim 6, wherein: the locking block (802) is arranged on a sliding device (903) arranged on two side walls of the connecting pipe (90) in a sliding mode.

8. The FIX mechanism with two lock mechanism of claim 1, wherein: the lock tongue (100) is movably connected in the connecting pipe (90) and is positioned at the opening (901) side of the connecting pipe (90).