CN211543319U - FIX mechanism and safety seat thereof - Google Patents

Abstract

The utility model relates to a FIX mechanism and a safety seat thereof, which comprises FIX components which move on two sides of a base and are connected and fixed with an interface arranged on an automobile seat through the FIX components, an adjusting component is arranged between the FIX components and the base, the FIX components are connected and fixed with the adjusting component through a connecting piece, and the FIX components are fixed with the base in a sliding way through the adjusting component; a secondary lock mechanism for preventing the FIX component and an interface arranged on the automobile seat from loosening is arranged in the FIX component; the utility model has the advantages that: 1. FIX assemblies positioned on two sides of the base are connected and fixed on the adjusting assembly through connecting pieces, so that the FIX assemblies have the advantages of convenience and rapidness in adjustment, good synchronism and high adjustment stability in the adjustment process of the extension length; 2. through add two latch mechanisms on the FIX subassembly, the phenomenon that just can realize the unblock through the unblock piece unblock down can not appear taking place, has the security height and removes the advantage of unnecessary maloperation.

Description

FIX mechanism and safety seat thereof

Technical Field

The utility model belongs to the technical field of children's safety seat part, especially, relate to a FIX mechanism and safety seat thereof.

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 interfaces arranged on the child safety seat and the automobile seat are generally connected and fixed with FIX connectors, but the FIX connectors are positioned at two sides of the bottom of the child safety seat, the synchronism of the two FIX connectors in the moving and adjusting process and the clamping or releasing process between the FIX connectors after moving and the safety seat are complex in design, so that inconvenience and rapidness are caused in the adjusting and operating process, and the stability is not high; in addition, in the locking and unlocking processes of most of the existing FIX connectors, the safety is not high, and particularly after the FIX connectors are connected and fixed with interfaces arranged on the automobile seat, the FIX connectors can be unlocked by being pulled down through a locking button easily, so that the FIX connectors are not high in safety in the using process and are easy to operate mistakenly, and potential safety hazards are caused.

Disclosure of Invention

An object of the utility model is to overcome the not enough of prior art existence, and provide a FIX mechanism that it is convenient, the synchronism is good, regulation stability is high, and increase the interface connection after fixing and remove the unnecessary maloperation that FIX on FIX connector and the car seat through two latch mechanisms that are equipped with in the FIX mechanism.

The FIX mechanism comprises FIX components which move on two sides of a base, the FIX components are fixedly connected with an interface arranged on an automobile seat, an adjusting component is arranged between the FIX components and the base, the FIX components are fixedly connected with the adjusting component through a connecting piece, and the FIX components are fixed with the base in a sliding manner through the adjusting component; and a secondary lock mechanism for preventing the FIX component and an interface arranged on the automobile seat from loosening is arranged in the FIX component.

Preferably, the adjusting component comprises a pull slider, a limiting block, a sliding block and a lock pin, the limiting block is fixed on the base, and the sliding block is located at the side edge of the limiting block and is fixedly connected with the connecting piece; the pull sliding block is positioned on the limiting block and matched with the limiting block in a sliding mode, the lock pin moves on a sliding groove arranged at the front end of the limiting block, and the lock pin and a lock hole of the sliding block are locked or unlocked through the movement of the pull sliding block.

Preferably, the sliding block is provided with a plurality of sequentially arranged locking holes, the sliding block is positioned on two sides of the limiting block, and the locking pins matched with the locking holes are symmetrically distributed on the first sliding groove of the limiting block.

Preferably, the front end of the pull slide block is provided with a guide block, the rear end of the pull slide block is provided with a handle, and the guide block is movably connected with a limiting column arranged on the limiting block and a guide column arranged on the lock pin in a guiding manner.

Preferably, the guide block is provided with a pair of splayed first guide grooves and a pair of parallel second guide grooves, the first guide grooves are movably guided and connected with the guide posts, and the second guide grooves are movably guided and connected with the limiting posts.

Preferably, the FIX assembly comprises a lock tongue, an unlocking piece and a two-way lock mechanism, one end of the lock tongue is connected with one end of the unlocking piece through a connecting assembly, and the lock tongue is installed in a connecting pipe with an opening; two lock mechanisms are located the rear of unlocking piece and install in the connecting tube, when two lock mechanisms do not work, two lock mechanisms with the other end of unlocking piece is inconsistent, at two lock mechanism during operation, two lock 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; the front end of two deblocking pieces is equipped with the butt piece inconsistent with deblocking piece, the rear end of two deblocking pieces is equipped with the pressing piece, and the removal of pressing through the pressing piece makes butt piece and deblocking piece separate to alternate with the recess of having seted up on the deblocking piece mutually.

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.

A safety seat comprising a FIX mechanism as described above.

The utility model has the advantages that:

1. FIX assemblies positioned on two sides of the base are connected and fixed on the adjusting assembly through connecting pieces, the extending length of the FIX assemblies is adjusted through the adjusting assembly, and the FIX assemblies have the advantages of convenience in adjustment, good synchronism and high adjusting stability in the adjusting process of the extending length through the structure designed in the adjusting assembly;

2. 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.

Drawings

Fig. 1 is a schematic diagram of the unmoved three-dimensional structure of the FIX assembly of the present invention.

Fig. 2 is a schematic diagram of the mobile three-dimensional structure of the FIX assembly of the present invention.

Fig. 3 is a schematic structural diagram of the present invention between the base and the FIX assembly.

Fig. 4 is a schematic view of the three-dimensional structure of the sliding block of the present invention.

Fig. 5 is a schematic perspective view of the FIX assembly of the present invention.

Fig. 6 is a schematic diagram of the three-dimensional internal structure of the FIX assembly of the present invention.

Fig. 7 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: 10. a base; 20. a FIX component; 30. an adjustment assembly; 40. a connecting member; 50. a return spring; 60. a second lock mechanism; 70. unlocking the lock; 80. a connecting assembly; 90. a connecting pipe; 100. a latch bolt; 301. pulling the sliding block; 302. a limiting block; 303. a slider; 304. a lock pin; 301-1, a guide block; 301-2, a first guide groove; 301-3, a second guide groove; 301-4, a handle; 302-1, a first chute; 302-2, a limiting column; 303-1, a lock hole; 303-2, mounting grooves; 304-1, a guide post; 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 and a second 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 FIX components 20 movable on both sides of a base 10, and the FIX components are symmetrically distributed on sliding chutes on both sides of the base, an adjusting component 30 is installed between the FIX components 10 and the base 10, the FIX components 20 are connected and fixed with the adjusting component 30 through a connecting member 40, the connecting member 40 is preferably a cross bar, the two FIX components 20 are connected and fixed in a mounting groove 303-2 provided at the front end of a sliding block 303 through the cross bar, and the FIX components 10 are fixed with the base 10 through the adjusting component 30 in a sliding manner; be equipped with in the FIX subassembly 20 and prevent that FIX subassembly 20 and car seat are equipped with two lock mechanism 60 that the interface pine that is equipped with takes off, when FIX interface connection on FIX subassembly and the car seat is fixed, need adjust the extension length of FIX subassembly this moment through adjusting part, thereby and press down through two lock mechanism 60 and make unlocking piece 70 remove the upset that drives spring bolt 100 along the fore-and-aft direction of connecting pipe 90, the fore-and-aft direction that makes spring bolt 100 is the lock state with opening 901, make safety seat install on car seat, it is convenient to have the regulation, the good and high advantage of regulation stability of synchronism, and simultaneously through two lock mechanism 60 make the interface connection who is equipped with on FIX connector and the car seat fixed back, the phenomenon that just can realize the unblock through unlocking piece release can not appear, the security is high and the advantage of removing 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.

In order to make the structural arrangement of the base 10 more compact and reasonable and to facilitate the adjustment and installation of the safety seat, the adjustment assembly 30 is located at the center of the front end of the base 10, and the connecting member 40 fixedly connected with the adjustment assembly 30 is located at the front end of the adjustment assembly 30.

The adjusting component 30 comprises a pulling slide block 301, a limiting block 302, two slide blocks 303 and a locking pin 304, wherein the limiting block 302 is integrally injection-molded at the center position of the front end of the base 10, the slide blocks 303 are positioned at the side edge of the limiting block 302 and are fixedly connected with the connecting piece 40, namely the two slide blocks 303 are arranged, a mounting groove 303-2 is fixed between the front ends of the two slide blocks 303, the connecting piece 40 is limited and fixed in the mounting groove 303-2, and the two slide blocks 303 are driven to move simultaneously by the movement of the FIX component 10 in the front-back direction; the pull sliding block 301 is positioned on the limit block 302 and matched with the limit block 302 in a sliding manner, the lock pin 304 is movably arranged on a first sliding groove 302-1 arranged at the front end of the limit block 302, and the lock pin 304 is enabled to be locked or unlocked with the lock hole 303-1 of the sliding block 303 through the movement of the pull sliding block 301; thereby achieving the purpose of adjusting the back-and-forth movement distance of the FIX assembly 10.

In order to meet the requirement of the extending length uniformity of the FIX assembly, a plurality of locking holes 303-1 which are arranged in sequence are arranged on the sliding block 303, the sliding block 303 is positioned on two sides of the limiting block 302, the locking pins 304 matched with the locking holes 303-1 are symmetrically distributed on the first sliding groove 302-1 of the limiting block 302, and the locking pins 304 move synchronously in the moving process.

As shown in figure 4, the front end of the pull slide block 301 is provided with a guide block 301-1, the rear end is provided with a pull handle 301-4, and in order to ensure the stability of the guide block 301-1 in the moving process, as shown in figure 3, the guide block 301-1 is movably connected with a limiting column 302-2 arranged on a limiting block 302 and a guide column 304-1 arranged on a lock pin 304 in a guiding manner.

As shown in fig. 4, a pair of first guide grooves 301-2 which are splayed along the front-back direction of the base 10 and a pair of second guide grooves 301-3 which are distributed in parallel along the front-back direction of the base 10 are arranged on the guide block 301-1, the first guide grooves 301-2 are movably guided and connected with the guide post 304-1, and the second guide grooves 301-3 are movably guided and connected with the limit post 302-2; the two first guide grooves 301-2 are located at the outer sides of the two second guide grooves 301-3, and the first guide grooves 301-2 mainly perform inward and outward movement of the lock pin 304, that is, the left and right movement of the side edge of the base 10, so that the lock pin 304 is locked with or unlocked from the lock hole 303-1 of the sliding block 303; the second guide groove 301-3 mainly plays a role in guiding and stabilizing the pull slider 301 during the movement in the front-rear direction of the base 10.

The reset spring 50 is installed between the pull slider 301 and the limiting block 302, one end of the reset spring 50 is fixed on one end face of the groove formed in the limiting block 302 in a limiting manner, and the other end of the reset spring is fixed on one end face of the pull slider 301 embedded in the groove in a limiting manner, so that the reset function of the pull slider 301 is mainly achieved, and the lock pin 304 and the lock hole 303-1 of the slide block 303 are locked at the same time through the reset function.

The second lock mechanism 60 comprises a lock tongue 100 and an unlocking piece 70, the lock tongue 100 is an alligator type lock tongue, one end of the lock tongue 100 is connected with one end of the unlocking piece 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 positioned at the side of the opening 901 of the connecting pipe 90, and the lock tongue 100 is driven to overturn by moving along the front and back direction of the connecting pipe 90 through the unlocking piece 70, so that the locking opening 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.

As shown in fig. 5 and 6, the FIX assembly 20 includes a lock housing 601, 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.

As shown in fig. 6, a mounting hole 601-2 for mounting the two unlocking members 602 is formed in the lock housing 601, the mounting hole 601-2 is located at a side of the lock housing 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 from the mounting hole 601-2 and the corresponding first through hole 902 of the connection pipe 90, so as to facilitate the operation of the two unlocking members 602.

In order to ensure the stability of the pressing piece 602-2 in the operation process and avoid deviation in the operation process, a raised convex strip 602-3 is arranged on the circumferential surface of the pressing piece 602-2, a second sliding groove 601-1 is arranged in the lock shell 601 corresponding to the convex strip 602-3, and the operation is more stable through the sliding connection between the convex strip 602-3 and the second sliding groove 601-1.

As shown in fig. 7, the connection assembly 80 includes a tension spring 801, a lock block 802, one end of the tension spring 801 is connected and fixed with the unlocking member 70, the other end is connected and fixed with the lock back of the lock tongue 100, one end of the lock block 802 is fixed with the unlocking member 70, the other end is in contact with the lock tongue 100, namely, the unlocking member 70 moves backwards along the connection pipe 90, and the lock block 802 is driven to move, so that the lock 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 lock opening of the lock tongue 100 is in an unlocking state with the opening 901, after the unlocking is completed, the unlocking member 70 moves forwards along the connection pipe 90 through the resetting action of the tension spring 801, so that the lock block 802 is in.

The locking block 802 slides on a sliding device 903 arranged on two side walls of the connecting pipe 90, the sliding device 903 comprises two fixing blocks 903-1 which are symmetrically distributed up and down, and a sliding limiting groove 903-2 for the locking block 802 to slide is formed between the two fixing blocks 903-1, so that the stability of the locking block 802 in the sliding process is higher.

A safety seat comprising a FIX mechanism as described above.

The utility model discloses a theory of operation does:

when the FIX component is fixedly connected with the FIX interface on the automobile seat, the sliding block 301 is pulled to move backwards at the moment, the lock pin 304 is driven to move inwards, the lock pin 304 is loosened from the lock hole 303-1, the FIX component 10 can move forwards and drive the sliding block 303 to move along with the lock pin 304, when the FIX assembly is disengaged from the interface provided on the car seat, the pressing member 602-2 is pressed, and simultaneously moving unlocking member 70 backward along coupling tube 90, moves locking block 802, so that locking block 802 is separated from locking bolt 100, the tongue 100 is turned over under the action of the tension spring 801, so that the locking notch of the tongue 100 is unlocked from the opening 901 and is connected with an interface arranged on the automobile seat, when the engagement is completed, the unlocking member 70 moves forward along the coupling pipe 90 by the restoring action of the tension spring 801, so that the locking block 802 is in contact with the lock tongue 100 and is in a locking state, and the FIX mechanism is fixed with an interface arranged on the automobile seat; when the sliding block 303 slides to a proper position, the sliding block 301 is pulled to release the hand and the sliding block 301 is reset to the original position by the reset function of the reset spring 50, and simultaneously the lock pin 304 is driven to move towards the two sides of the base 10 and is locked with the lock hole 303-1;

when the FIX assembly is unlocked from the FIX interface on the car seat, the pressing member 602-2 presses, and the unlocking member 70 moves backward along the connection 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 opening and the opening 901 of the lock tongue 100 are in an unlocked state, and simultaneously the sliding block 301 moves backward to drive the lock pin 304 to move inward, so that the lock pin 304 is released from the lock hole 303-1, the FIX assembly 10 can move backward and drive the sliding block 303 to move along with the lock block, when the sliding block 303 slides to the bottom, the sliding block 301 is pulled to release the hand, and the sliding block 301 is reset to the original position through the reset function of the reset spring 50, and simultaneously the lock pin 304 is driven to move to the two sides of the base 10 and is locked with the lock hole 303-1.

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 (9)

1. The FIX mechanism comprises FIX components (20) which are movable on two sides of a base (10), and is characterized in that the FIX components (20) are fixedly connected with interfaces arranged on a car seat through the FIX components (20): an adjusting component (30) is arranged between the FIX component (20) and the base (10), the FIX component (20) is fixedly connected with the adjusting component (30) through a connecting piece (40), and the FIX component (20) is fixed with the base (10) in a sliding mode through the adjusting component (30); and a secondary lock mechanism (60) for preventing the FIX component (20) and an interface arranged on the automobile seat from loosening is arranged in the FIX component (20).

2. FIX mechanism according to claim 1, wherein: the adjusting assembly (30) comprises a pulling sliding block (301), a limiting block (302), a sliding block (303) and a locking pin (304), the limiting block (302) is fixed on the base (10), and the sliding block (303) is located on the side edge of the limiting block (302) and is fixedly connected with the connecting piece (40); the pull sliding block (301) is located on the limiting block (302) and matched with the limiting block in a sliding mode, the lock pin (304) moves on a sliding groove (302-1) formed in the front end of the limiting block (302), and the lock pin (304) and a lock hole (303-1) of the sliding block (303) are enabled to be locked or unlocked through movement of the pull sliding block (301).

3. FIX mechanism according to claim 2, wherein: the sliding block (303) is provided with a plurality of sequentially arranged lock holes (303-1), the sliding block (303) is positioned on two sides of the limiting block (302), and lock pins (304) matched with the lock holes (303-1) are symmetrically distributed on a first sliding groove (302-1) of the limiting block (302).

4. FIX mechanism according to claim 2, wherein: the front end of the pull slide block (301) is provided with a guide block (301-1), the rear end of the pull slide block is provided with a handle (301-4), and the guide block (301-1) is movably connected with a limiting column (302-2) arranged on the limiting block (302) and a guide column (304-1) arranged on the lock pin (304) in a guiding manner.

5. FIX mechanism according to claim 4, wherein: the guide block (301-1) is provided with a pair of splayed first guide grooves (301-2) and a pair of second guide grooves (301-3) which are distributed in parallel, the first guide grooves (301-2) are movably guided and connected with the guide columns (304-1), and the second guide grooves (301-3) are movably guided and connected with the limiting columns (302-2).

6. FIX mechanism according to claim 1, wherein: the FIX assembly (20) comprises a bolt (100), an unlocking piece (70) and a secondary lock mechanism (60), wherein one end of the bolt (100) is connected with one end of the unlocking piece (70) through a connecting assembly (80) and is arranged in a connecting pipe (90) with an opening (901); two lock mechanisms (60) are located the rear of unblocking piece (70) and install in connecting pipe (90), when two lock mechanisms (60) do not work, two lock mechanisms (60) with the other end of unblocking piece (70) is inconsistent, at two lock mechanism (60) during operation, two lock mechanisms (60) with the other end interlude of unblocking piece (70).

7. FIX mechanism according to claim 6, wherein: the two-way lock mechanism (60) comprises a lock shell (601) and a two-way unlocking piece (602), wherein the two-way unlocking piece (602) is installed in the lock shell (601) and is movable in the lock shell (601) in a pressing mode; 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).

8. FIX mechanism according to claim 7, 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.

9. A safety seat, characterized by: including a FIX mechanism as claimed in any of claims 1 to 8.

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