CN209756862U - Automobile child safety seat with installation interface adjusting mechanism - Google Patents

Abstract

The utility model relates to a car children's safety seat field especially relates to car children's safety seat with installation interface adjustment mechanism, including base, mount, card strip, jack catch and card strip tractive spare, be equipped with the installation department on the base, the installation department with be equipped with between the base and be used for adjusting the installation interface adjustment mechanism of installation department extension length, installation interface adjustment mechanism includes: one end of the clamping strip is connected with the mounting part, the clamping strip is connected to the fixing frame in a sliding mode so as to drive the mounting part to extend out or contract, and a plurality of clamping teeth are arranged on the clamping strip; the clamping jaw is meshed with the clamping tooth to clamp the clamping strip, so that the extending length of the mounting part is locked; the clamping jaw is used for controlling the clamping jaw to be meshed with or separated from the clamping tooth. The application provides a car children safety seat to the mode locking of latch jack catch looks interlock the extended position of installation department to nimble conveniently adjust the extension length of installation department.

Description

Automobile child safety seat with installation interface adjusting mechanism

[ technical field ] A method for producing a semiconductor device

the application relates to the field of automobile child safety seats, in particular to an automobile child safety seat with an installation interface adjusting mechanism.

[ background of the invention ]

A child safety seat for a car is specially designed for children of different ages, is installed in the car and can effectively improve the riding safety of the children, and one of the child safety seats is designed for the children of 0 to 4 years old.

The installation interface that installs car children's safety seat on car seat is generally equipped with on car children's safety seat at present, but because car seat's specification differs, and current car children's safety seat's installation interface generally is unadjustable or can only stretch out only unique length, has brought the inconvenience to car children's safety seat's use.

[ summary of the invention ]

In order to solve the technical problem, the purpose of the application is to provide a child safety seat with an installation interface adjusting mechanism for an automobile, the child safety seat is locked in a manner that a clamping tooth and a clamping claw are meshed mutually, the extending position of an installation part is flexibly and conveniently adjusted, and the extending length of the installation part is extended.

the application is realized by the following technical scheme:

car children safety seat with installation interface adjustment mechanism, including the base, be equipped with the installation department on the base, the installation department with be equipped with between the base and be used for adjusting installation interface adjustment mechanism of installation department extension length, installation interface adjustment mechanism includes:

A fixed mount;

One end of the clamping strip is connected with the mounting part, the clamping strip is connected to the fixing frame in a sliding mode so as to drive the mounting part to extend out or contract, and a plurality of clamping teeth are arranged on the clamping strip;

The clamping jaw is meshed with the clamping teeth to clamp the clamping strip, so that the extending length of the mounting part is locked;

And the clamping strip traction piece is used for controlling the clamping jaw to be meshed with or separated from the clamping teeth.

optionally, in the car child safety seat with the mounting interface adjusting mechanism, one end of the claw is hinged to the fixing frame;

An arc-shaped hole is formed in one end of the clamping strip traction piece and comprises a clamping jaw locking position and a clamping jaw unlocking position, and the free end of the clamping jaw extends into the arc-shaped hole;

Pulling the clamping strip pulling piece, wherein when the free end of the clamping jaw moves from the clamping jaw locking position to the clamping jaw unlocking position, the clamping jaw rotates and is separated from the clamping tooth, and the clamping strip is allowed to drive the mounting part to extend or retract;

When the clamping strip traction piece resets, the free end of the clamping jaw moves to the clamping jaw locking position, the clamping jaw rotates and is meshed with the clamping teeth, and the position of the mounting part is locked.

Optionally, as above the car children safety seat with installation interface adjustment mechanism, the mount is equipped with flexible guide hole, the latch drives the installation department follows flexible guide hole stretches out or retracts.

Optionally, as described above, the two claws are symmetrically arranged on two sides of the clamping strip.

optionally, as described above, in the child safety seat for a vehicle with a mounting interface adjusting mechanism, a clip strip pulling return spring is provided between the clip strip pulling member and the base.

Optionally, in the car child safety seat with the mounting interface adjusting mechanism as described above, the pulling direction of the clip strip pulling member is the same as the extending and retracting direction of the mounting portion.

optionally, the child safety seat for a vehicle with an adjustment mechanism of a mounting interface as described above, wherein the mounting portion is an ISOFIX interface.

optionally, as above, the car child safety seat with installation interface adjustment mechanism, the base front end is equipped with downwardly extending's supporting legs, the supporting legs include:

A supporting leg body;

the telescopic rod is provided with a plurality of telescopic clamping holes, the telescopic rod is sleeved in the support script body to extend or retract downwards, the bottom of the telescopic rod is provided with an accommodating cavity with a lower opening, and the side wall of the accommodating cavity is provided with a viewing window;

the clamping and locking device is arranged on the supporting leg body and comprises a pressing plate, one end of the pressing plate is provided with a clamping protrusion extending into the telescopic clamping hole to lock the extending length of the telescopic link, the other end of the pressing plate is provided with a pressing part, the pressing plate is hinged on the supporting leg body and is hinged between the clamping protrusion and the pressing part, a pressing plate reset spring is further arranged between the pressing part and the supporting leg body, the pressing part is pressed down, and the clamping protrusion withdraws from the telescopic clamping hole to unlock the telescopic link; and

The telescopic base is arranged in the accommodating cavity, a base reset elastic piece is arranged between the telescopic base and the supporting leg body, and an in-place mark corresponding to the view window is arranged on the side wall of the telescopic base;

When the supporting legs are supported in place, the telescopic base retracts into the containing cavity, and the in-place mark shows the in-place state through the view window.

Optionally, in the car child safety seat with the installation interface adjusting mechanism as described above, the supporting leg is hinged to the base to be rotatably accommodated below the base.

compared with the prior art, the method has the following advantages:

1. the mode locking with latch jack catch interlock mutually the reliability of locking has been guaranteed to the extended position of installation department, through card strip tractive spare control moreover the jack catch rotates and can release thereby the card strip is adjusted conveniently in a flexible way the extension length of installation department.

2. the supporting legs can adjust the extending length of the telescopic rods according to different heights of the seat, so that the bottoms of the supporting legs can prop against the ground in the vehicle, and the seat is effectively prevented from inclining forwards. Moreover, whether the supporting legs are supported in place or not can be visually displayed through the viewing window, and the safety of the child safety seat of the automobile is further ensured.

[ description of the drawings ]

in order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a schematic perspective view of a child safety seat for a vehicle according to an embodiment of the present disclosure;

FIGS. 2 and 3 are exploded views of a child safety seat in an automobile according to an embodiment of the present disclosure, with the seat body and base at different angles;

FIG. 4 is a cross-sectional view taken along the direction M in FIG. 1;

FIG. 5 is an enlarged view of portion A of FIG. 4 showing the dial lock projection extending into the lock bore;

FIG. 6 is an enlarged view of portion A of FIG. 4 showing the dial lock projection withdrawn from the lock bore;

FIG. 7 is an enlarged view of portion B of FIG. 4, showing the telescoping base in an extended position;

FIG. 8 is an enlarged view of portion B of FIG. 4, showing the telescoping base retracted within the receiving cavity;

FIG. 9 is a schematic perspective exploded view of a child safety seat for a vehicle according to an embodiment of the present application in another exploded state;

FIGS. 10 and 11 are exploded perspective views of a seat body at various angles according to an embodiment of the present application;

FIG. 12 is an enlarged view of section E of FIG. 9;

FIG. 13 is an enlarged view of portion G of FIG. 9;

FIG. 14 is an enlarged view of portion H of FIG. 10;

FIG. 15 is a schematic view of the pawl and the latch in an engaged configuration according to an embodiment of the present application, wherein the mounting portion is in an extended configuration;

FIG. 16 is a schematic view of the pawl and the latch in a disengaged position with the mounting portion in a retracted position in accordance with an embodiment of the present application;

FIG. 17 is a schematic structural view of a rotation adjustment mechanism according to an embodiment of the present application;

FIG. 18 is an enlarged view of section I of FIG. 15;

FIG. 19 is an enlarged view of portion J of FIG. 16;

FIG. 20 is a schematic view of the assembly of the lock block and the lock block retractor of the reclining mechanism of the present application;

FIG. 21 is a schematic view of the assembly of the pawl and the gib pull in the mount interface adjustment mechanism according to the embodiment of the present application;

fig. 22 is a schematic structural diagram of a turntable according to an embodiment of the present application.

[ detailed description ] embodiments

In order to make the technical problems, technical solutions and advantageous effects solved by the present application more clear and obvious, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

As shown in fig. 1 to 22, an embodiment of the present application provides a child safety seat for a vehicle, including a seat body 1 and a base 2, the seat body 1 is disposed above the base 2, a rotation adjusting mechanism 4 is disposed between the seat body 1 and the base 2, the rotation adjusting mechanism 4 includes a rotating shaft 41 and a rotating disc 42, the seat body 1 and the rotating shaft 41 are fixed to each other, a lower end of the rotating shaft 41 is rotatably connected to the base 2 to allow the seat body 1 to rotate on the base 2, and a locking device 43 for locking a position of the seat body 1 is disposed between the rotating disc 42 and the base 2.

When the child safety seat is used, when a child is taken or placed or a seat beside the child cares for the child, if the seat only has a forward direction, great inconvenience is caused. Therefore, the 360-degree rotation of the seat body 1 can be simply and reliably realized through the rotation adjusting mechanism 4, and the locking device 43 can be stopped and locked at a proper position, so that parents can conveniently take and put children from or to the child safety seat at the door side of the vehicle or take the children on the child safety seat at the side of the vehicle.

Referring to fig. 5, it is easy to see that a turntable support frame 434 is arranged on the base 2, the rotating shaft 41 is a bolt, the turntable support frame 434 is fixed on the base 2, and the bolt passes through the turntable support frame 434 and the turntable 42 to be connected to the seat body 1, so as to rotatably connect the seat body 1 to the turntable support frame 434. The bolt and the seat body 1 can be fixed through bolts and nuts, the bolts can be fixed on the seat body 1 through bonding, welding and other modes, and the structure is simple and reliable.

In order to improve the reliability and safety of the rotating disc 42 during rotation and avoid large-amplitude deviation caused by excessive force application, the periphery of the rotating disc 42 is provided with a turned edge 421, and the base 2 is uniformly distributed with inverted hook parts 422 opposite to the turned edge 421 so as to limit the rotating disc 42 to rotate within the range of the inverted hook parts 422. Of course, in order to ensure that the rotation of the rotary plate 42 is smoother and more silent, the turned edge 421 is opposite to the inverted hook 422 without contact.

The locking device 43 includes: at least two dial lock holes 431, a dial lock block 432, and a dial lock block retractor 433.

The turntable lock holes 431 are uniformly distributed on the turntable 42, specifically, the turntable lock holes 431 are four and uniformly distributed on the turntable 42 for a circle so that the seat body 1 can be adjusted forward, backward, leftward and rightward.

The rotary disc locking block 432 is arranged on the base 2, the rotary disc locking block 432 comprises a sliding pressing portion 4321, a rotary disc locking protrusion 4322 and an elastic portion 4323, the rotary disc locking protrusion 4322 is located at one end of the sliding pressing portion 4321, the elastic portion 4323 is located below the sliding pressing portion 4321, and the rotary disc locking protrusion 4322 extends into the lock hole 431.

The turntable lock block traction piece 433 is provided with a sliding part 4331 arranged above the turntable lock block 432.

the base 2 is provided with a limiting groove 436, one end of the rotary disc lock block 432 is hinged in the limiting groove 436, and the lower end of the elastic part 4323 abuts against the bottom of the limiting groove 436, so that the sliding part 4321 and the rotary disc lock protrusion 4322 extend out of the upper part of the limiting groove 436.

pulling the rotating disc locking block pulling piece 433, translating the sliding part 4331, driving the rotating disc locking protrusion 4322 to press downwards by the sliding part 4321, withdrawing the rotating disc locking protrusion 4322 from the locking hole 431, allowing the rotating disc 42 to rotate, and adjusting the rotating position of the seat body 1. Of course, be equipped with locking piece tractive reset spring between carousel locking piece tractive spare 433 and the base 2, when releasing carousel locking piece tractive spare 433, the portion 4331 that slides resets, elasticity portion 4323 drives the protruding 4322 of carousel lock resets and upwards ejecting, the protruding 4322 of carousel lock stretches into in the lockhole 431, the locking carousel 42 to the locking the position of seat body 1.

in this embodiment, the base 2 is provided with an installation portion 21 for installing and fixing the child safety seat on the car, wherein the installation portion 21 can adopt an ISOFIX interface.

Installation department 21 is located 2 backs of base, installation department 21 with be equipped with between the base 2 and be used for adjusting 21 run out length's of installation department installation interface adjustment mechanism 5, installation interface adjustment mechanism 5 includes: a fixed mount 51, a clip strip 52, a pawl 53, and a clip strip pull 54.

Card strip 52 one end with installation department 21 connects, card strip 52 sliding connection be in order to drive on the mount 51 installation department 21 stretches out or contracts, it is provided with a plurality of latches to arrange on the card strip 52.

the claws 53 engage with the teeth to catch the rack 52, thereby locking the extension of the mounting portion 21.

For controlling the engagement or disengagement of the pawl 53 with the latch.

One end of the claw 53 is hinged on the fixed frame 51. Preferably, the two claws 53 are symmetrically arranged on two sides of the clamping strip 52.

An arc-shaped hole 541 is formed in one end of the clamping strip pulling piece 54, the arc-shaped hole 541 comprises a claw locking position 5411 and a claw unlocking position 5412, and the free end of the claw 53 extends into the arc-shaped hole 541. Specifically, the part of the free end of the claw 53 extending into the arc-shaped hole 541 is cylindrical.

A clamping strip traction return spring 55 is arranged between the clamping strip traction piece 54 and the base 2.

Preferably, the pulling direction of the locking bar pulling member 54 is the same as the extending and contracting direction of the mounting portion 21.

Pulling the clamping strip pulling piece 54, moving the free end of the claw 53 from the claw locking position 5411 to the claw unlocking position 5412, rotating the claw 53 and separating the claw from the latch, and allowing the clamping strip 52 to drive the mounting part 21 to extend or retract.

And releasing the clamping strip pulling piece 54, resetting the clamping strip pulling piece 54, moving the free end of the clamping jaw 53 to the clamping jaw locking position 5411, and simultaneously rotating the clamping jaw 53 to be meshed with the clamping teeth so as to lock the position of the mounting part 21.

preferably, the fixing frame 51 is provided with a telescopic guide hole 511, and the latch drives the mounting portion 21 to extend or retract along the telescopic guide hole 511.

The extension position of the installation part 21 is locked in a manner that the clamping teeth and the clamping claws are meshed mutually, the locking reliability is guaranteed, and the clamping claws are controlled by the clamping strip pulling piece to rotate and release the clamping strips 52, so that the extension length of the installation part 21 can be flexibly and conveniently adjusted.

in this embodiment, base 2 front end is equipped with downwardly extending's supporting legs 7, supporting legs 7 includes: a supporting foot body 71, a telescopic rod 72, a locking device 73 and a telescopic base 74.

The telescopic rod 72 is provided with a plurality of vertically arranged telescopic clamping holes 721, the telescopic rod 72 is sleeved in the supporting foot body 71 to extend or retract downwards, the bottom of the telescopic rod 72 is provided with an accommodating cavity 711 with an opening at the bottom, and a viewing window 712 is arranged on the side wall of the accommodating cavity 711.

The locking device 73 is arranged on the supporting leg body 71, the locking device 73 comprises a pressing plate 731, one end of the pressing plate 731 is provided with a clamping protrusion 732 which extends into the telescopic clamping hole 721 to lock the extending length of the telescopic rod 72, the other end of the pressing plate 731 is provided with a pressing part 733, the pressing plate 731 is hinged on the supporting leg body 71 and is hinged between the clamping protrusion 732 and the pressing part 733, a pressing plate return spring 734 is further arranged between the pressing part 733 and the supporting leg body 71, the pressing part 733 is pressed down, and the clamping protrusion 732 is withdrawn from the telescopic clamping hole 721 to unlock the telescopic rod 72. The locking device 73 utilizes the principle of a rocker to realize the length adjustment of the supporting legs through simple pressing, and has simple structure and convenient operation.

The telescopic base 74 is arranged in the accommodating cavity 711, a base reset elastic piece 741 is arranged between the telescopic base 74 and the supporting leg body 71, and an in-place mark corresponding to the view window 712 is arranged on the side wall of the telescopic base 74. The in-place mark can be a character mark, a figure mark, a color mark, a concave part mark, a convex part mark and the like, and preferably, the in-place mark is a green shading mark.

the telescopic base 74 is in an extended state in a normal state, and the viewing window 712 shows an in-place mark of the side wall of the telescopic base 74, which may be a red shading.

When the supporting foot 7 is supported in place, it should be noted that at this time, the telescopic base 74 is contracted to abut against the end of the accommodating cavity 711, the telescopic base 74 is retracted into the accommodating cavity 711, and the in-place mark shows an in-place state through the viewing window 712, that is, green is displayed.

The supporting legs 7 can adjust the extension length of the telescopic rods 72 according to different heights of the seat, so that the bottoms of the supporting legs 7 can prop against the ground in the vehicle, and the seat is effectively prevented from inclining forwards. Moreover, through the viewing window 712, whether the supporting legs 7 are supported in place can be visually displayed, and the safety of the child safety seat of the automobile is further ensured.

preferably, the supporting feet 7 are hinged to the base 2 so as to be rotatably accommodated below the base 2. So as to reduce the volume of the product and facilitate the storage and carrying.

In this embodiment, the seat body 1 includes a backrest receiving seat 11 and a backrest 12, and a backrest adjusting mechanism 3 is disposed between the backrest receiving seat 11 and the backrest 12.

The backrest adjusting mechanism 3 comprises a sliding shaft 31 arranged on the backrest 12 and a track 32 arranged on the backrest bearing seat 11, specifically, the track 32 is an arc-shaped hole, the sliding shaft 31 is positioned in the track 32 and drives the backrest 12 to move along the track 32 so as to adjust the position of the backrest 12, and a backrest stop device 33 used for locking the position of the sliding shaft 31 on the track 32 is further arranged between the backrest bearing seat 11 and the backrest 12.

Specifically, the backrest stop device 33 includes: at least two locking notches 331, a locking block 332, a locking block pulling member 333 and a locking block resetting member.

the locking notches 331 are preferably three to enable adjustment of the backrest between three positions, the locking notches 331 being located on the track 32.

The locking block 332 is provided with a movable hole 3321, the movable hole 3321 includes a locking block locking portion 332a and a locking block unlocking portion 332b, and one side of the locking block 332 is provided with an extending portion 332c extending into the locking notch 331 to lock the seat body 1.

the lock block pulling member 333 is provided with a protrusion 3331, and the protrusion 3331 extends into the movable hole 3321 and moves between the lock block locking part 332a and the lock block unlocking part 332 b.

The locking block resetting piece is arranged between the locking block traction piece 333 and the backrest bearing seat 11.

When the lock block pulling member 333 is pulled, the protrusion 3331 moves from the lock block locking portion to the lock block unlocking portion 332b, the extending portion 332c of the lock block 332 is driven to withdraw from the lock notch 331, and the sliding shaft 31 moves on the rail 32, so that the position of the backrest 12 is adjusted.

through backrest adjustment mechanism 3 only needs to pull the locking piece tractive spare, just can simply adjust effectively the gradient of backrest 12 to the requirement of adaptation user to comfort level and degree of safety.

Preferably, the lock block pulling member 333 is slidably connected to the backrest receiving seat 11 to move in a straight line, and the lock block 332 is slidably connected to the slide shaft 31 to move in an axial direction of the slide shaft 31. Furthermore, the lock block pulling member 333 and the lock block 332 move in directions perpendicular to each other.

In order to reinforce the strength of the locking block 332 and make the locking of the backrest 12 more stable and reliable, the locking notches 331 are symmetrically disposed at both sides of the rail 32, the extending portions 332c are symmetrically disposed corresponding to the locking notches 331 to form an upper extending portion and a lower extending portion, and one sides of the upper extending portion and the lower extending portion are connected by a surrounding portion.

furthermore, the backrest receiving seat 11 and the backrest 12 are made of plastic, and the backrest adjusting mechanism 3 further includes a first metal reinforcing frame 34 embedded in the side portion of the backrest receiving seat 11 and a second metal reinforcing frame 35 embedded in the side portion of the backrest 12. The first metal reinforcing frame 34 and the second metal reinforcing frame 35 greatly reinforce the strength of the backrest bearing seat 11 and the backrest 12.

Preferably, the rail 32 includes an upper rail 321 and a lower rail 322, the upper rail 321 and the lower rail 322 are respectively disposed at the upper end and the lower end of the side portion of the backrest 12, and the locking notches 331 are disposed on the lower rail 322.

in this embodiment, be equipped with headrest 11 on seat body 1, seat body 1 with be equipped with the adjustable between the headrest 11 headrest regulation structure 6 of headrest 11 vertical position, headrest regulation structure 6 includes: a lock hole 61, a lifting body 62 and a pulling unlocking piece 63.

The lock holes 61 are provided with at least two and vertically arranged on the seat body 1.

The lifting body 62 is connected with the headrest 11, a lock 621 is arranged on the lifting body 62, and a lock spring 622 for ejecting the lock 621 and extending into the lock hole 61 is arranged between the lock 621 and the lifting body 62.

the tractive unblocking piece 63 with tapered end 621 passes through the stay cord 631 and connects, wherein, be equipped with on the lifting body 62 and be used for the guide tapered end 621 toward the motion the tapered end guide slot of lockhole 61 direction motion, and be used for the guide slot of tractive unblocking piece 63 up-and-down motion, tractive unblocking piece 63 still be equipped with protrusion in the pull ring of seat body top, so that the pulling tractive unblocking piece 63.

when the pulling unlocking piece 63 is pulled, the locking head 621 withdraws from the locking hole 61, and the headrest 11 is allowed to adjust the position up and down along with the lifting body 62.

A lifting traction return spring 64 is arranged between the lifting body 62 and the traction unlocking piece 63, the traction unlocking piece 63 is loosened, and the lock head 621 resets and extends into the lock hole 61 to fix the headrest 11.

Through headrest adjustment structure 6 can be according to the different upper and lower positions of adjusting the headrest of children's height to protect children's head better, simple structure adjusts convenient and reliable.

In summary, the present application has the following beneficial effects:

1. Through rotatory adjustment mechanism can realize simply reliably 360 degrees rotations of seat body, and by can stop and lock in suitable position behind the locking device, make things convenient for the head of a family to get towards children and put children toward children's safety seat on the door limit, or the seat on next door takes care of children on children's safety seat.

2. The mode locking with latch jack catch interlock mutually the reliability of locking has been guaranteed to the extended position of installation department, through card strip tractive spare control moreover the jack catch rotates and can release thereby the card strip is adjusted conveniently in a flexible way the extension length of installation department.

3. The supporting legs can adjust the extending length of the telescopic rods according to different heights of the seat, so that the bottoms of the supporting legs can prop against the ground in the vehicle, and the seat is effectively prevented from inclining forwards. Moreover, whether the supporting legs are supported in place or not can be visually displayed through the viewing window, and the safety of the child safety seat of the automobile is further ensured.

4. Through back adjustment mechanism only needs to be pulled the locking piece tractive spare, just can simply adjust effectively the gradient of back to the requirement of adaptation user to comfort level and degree of safety.

5. Through headrest adjustment structure can adjust the upper and lower position of headrest according to children's height difference to protect children's head better, simple structure adjusts convenient and reliable.

It should be understood that the terms "first", "second", etc. are used herein to describe various information, but the information should not be limited to these terms, and these terms are only used to distinguish one type of information from another. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information, without departing from the scope of the present application. Furthermore, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application.

The foregoing is illustrative of one or more embodiments provided in connection with the detailed description and is not intended to limit the disclosure to the particular forms disclosed. Similar or identical methods, structures, etc. as used herein, or several technical inferences or substitutions made on the concept of the present application should be considered as the scope of the present application.

Claims (9)

1. Car children safety seat with installation interface adjustment mechanism, including base (2), its characterized in that, be equipped with installation department (21) on base (2), installation department (21) with be equipped with between base (2) and be used for adjusting installation interface adjustment mechanism (5) of installation department (21) extension length, installation interface adjustment mechanism (5) include:

A fixed frame (51);

the clamping strip (52), one end of the clamping strip (52) is connected with the installation part (21), the clamping strip (52) is connected to the fixing frame (51) in a sliding mode so as to drive the installation part (21) to extend out or contract, and a plurality of clamping teeth are arranged on the clamping strip (52);

the clamping jaw (53) is meshed with the clamping teeth to clamp the clamping strip (52), so that the extending length of the mounting part (21) is locked;

And the clamping strip pulling piece (54) is used for controlling the clamping jaw (53) to be meshed with or separated from the clamping tooth.

2. the child safety seat with mount interface adjustment mechanism according to claim 1, wherein the latch (53) is hinged at one end to the fixed frame (51);

An arc-shaped hole (541) is formed in one end of the clamping strip pulling piece (54), the arc-shaped hole (541) comprises a clamping jaw locking position (5411) and a clamping jaw unlocking position (5412), and the free end of the clamping jaw (53) extends into the arc-shaped hole (541);

Pulling the clamping strip pulling piece (54), wherein the free end of the clamping jaw (53) moves from the clamping jaw locking position (5411) to the clamping jaw unlocking position (5412), and meanwhile, the clamping jaw (53) rotates and is separated from the clamping teeth, so that the clamping strip (52) is allowed to drive the mounting part (21) to extend or retract;

When the clamping strip traction piece (54) resets, the free end of the clamping jaw (53) moves to the clamping jaw locking position (5411), and meanwhile, the clamping jaw (53) rotates and is meshed with the clamping teeth, and the position of the mounting part (21) is locked.

3. The child safety seat with mounting interface adjustment mechanism according to claim 1, wherein the fixing frame (51) is provided with a telescopic guide hole (511), and the latch drives the mounting portion (21) to extend or retract along the telescopic guide hole (511).

4. the child safety seat with mount interface adjustment mechanism according to claim 1, wherein the two claws (53) are symmetrically arranged on both sides of the clip strip (52).

5. The child safety seat with mount interface adjustment mechanism according to claim 1, wherein a strap pull return spring (55) is provided between the strap pull (54) and the base (2).

6. The car child safety seat with mount interface adjustment mechanism according to claim 1, wherein the pulling direction of the trip bar puller (54) is the same direction as the telescoping direction of the mount portion (21).

7. The car child safety seat with mount interface adjustment mechanism according to claim 1, wherein the mount portion (21) is an ISOFIX interface.

8. the child safety seat with installation interface adjustment mechanism for a vehicle according to claim 1, wherein the base (2) is provided at a front end thereof with a support foot (7) extending downward, and the support foot (7) comprises:

A supporting leg body (71);

The telescopic rod (72) is provided with a plurality of telescopic clamping holes (721), the telescopic rod (72) is sleeved in the supporting leg body (71) to extend or retract downwards, the bottom of the telescopic rod (72) is provided with an accommodating cavity (711) with a lower opening, and the side wall of the accommodating cavity (711) is provided with a viewing window (712);

The locking device (73) is arranged on the supporting foot body (71), the locking device (73) comprises a pressing plate (731), one end of the pressing plate (731) is provided with a clamping protrusion (732) which extends into the telescopic clamping hole (721) to lock the extending length of the telescopic rod (72), the other end of the pressing plate (731) is provided with a pressing part (733), the pressing plate (731) is hinged to the supporting foot body (71) and is hinged between the clamping protrusion (732) and the pressing part (733), a pressing plate return spring (734) is further arranged between the pressing part (733) and the supporting foot body (71), the pressing part (733) is pressed down, and the clamping protrusion (732) is withdrawn from the telescopic clamping hole (721) to unlock the telescopic rod (72); and

The telescopic base (74) is arranged in the accommodating cavity (711), a base reset elastic piece (741) is arranged between the telescopic base (74) and the supporting leg body (71), and in-place marks corresponding to the view window (712) are arranged on the side wall of the telescopic base (74);

When the supporting leg (7) is supported in place, the telescopic base (74) retracts into the accommodating cavity (711), and the in-place mark shows the in-place state through the view window (712).

9. the child safety seat with mounting interface adjustment mechanism according to claim 8, wherein the support foot (7) is hinged to the base (2) to be rotatably received under the base (2).