CN210416317U - ISOFIX locking mechanical system and children's car seat of children's car seat - Google Patents
ISOFIX locking mechanical system and children's car seat of children's car seat Download PDFInfo
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- CN210416317U CN210416317U CN201920672509.9U CN201920672509U CN210416317U CN 210416317 U CN210416317 U CN 210416317U CN 201920672509 U CN201920672509 U CN 201920672509U CN 210416317 U CN210416317 U CN 210416317U
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- car seat
- coupling assembling
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- 230000009471 action Effects 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 5
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- 230000006835 compression Effects 0.000 description 1
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Abstract
The utility model discloses a children's car seat's ISOFIX locking mechanical system and children's car seat, children's car seat includes that base and slip establish the ISOFIX coupling assembling on the base, ISOFIX locking mechanical system is including establishing first locking mechanism and the second locking mechanism between ISOFIX coupling assembling and base, first locking mechanism is for preventing the base to keeping away from the gliding one-way locking mechanism of ISOFIX coupling assembling's direction, children's car seat normal use, first locking mechanism locks, the unblock of second locking mechanism, the base can slide to the direction of drawing close with ISOFIX coupling assembling, after the car striking makes ISOFIX coupling assembling atress, first locking mechanism and second locking mechanism all lock, fixed position between base and the ISOFIX coupling assembling, can not slide. This ISOFIX locking mechanical system of children's car seat when the car takes place to collide with the accident such as back, can avoid appearing the relative ISOFIX coupling assembling of base and slide and make the problem of children's head collision car seat.
Description
Technical Field
The utility model relates to a children's articles for use technical field, concretely relates to ISOFIX locking mechanical system and children's car seat of children's car seat.
Background
The child car seat is mainly used for children to take a car so as to protect the personal safety of the children. Currently, children's car seats have been increasingly used, and various children's car seats are marketed. In order to make the connection between the child car seat and the car seat simpler and more secure, more and more child car seats choose to use ISOFIX (international organization for standardization) fixing means. When installing children's car seat on car seat, the ISOFIX coupling assembling of setting on children's car seat generally need stretch out children's car seat's base certain distance, among the prior art, when ISOFIX coupling assembling stretches out children's car seat after the base certain distance, relative position between ISOFIX coupling assembling and the base is one-way locking usually, thus, can promote the base, make children's car seat can draw close together with car seat more closely together, however, because the relative position between ISOFIX coupling assembling and the base is incomplete fixed, when the rear-end collision takes place in the car, children's car seat can take place to slide relative car seat, thereby there is the risk that the head of the children that are located on children's car seat collides car seat.
Disclosure of Invention
The utility model aims to solve the technical problem that overcome prior art not enough, provide the ISOFIX locking mechanical system of a modified children's car seat.
In order to achieve the above purpose, the utility model adopts the technical scheme that:
the ISOFIX locking mechanism of the children automobile seat comprises a base and an ISOFIX connecting assembly which can be arranged on the base in a sliding mode, the ISOFIX locking mechanism comprises a first locking mechanism arranged between the ISOFIX connecting assembly and the base, the first locking mechanism is a one-way locking mechanism and used for preventing the base from sliding towards the direction far away from the ISOFIX connecting assembly, the ISOFIX locking mechanism further comprises a second locking mechanism arranged between the ISOFIX connecting assembly and the base, when the children automobile seat is normally used, the first locking mechanism is in a locking state, the second locking mechanism is in an unlocking state, the base can slide towards the direction close to the ISOFIX connecting assembly to enable the children automobile seat to close to the automobile seat, and after the ISOFIX connecting assembly is subjected to external force action when an automobile impacts, the first locking mechanism and the second locking mechanism are both in a locking state, the relative position between base with ISOFIX coupling assembling is fixed, can not slide.
Preferably, the second locking mechanism is a one-way locking mechanism for preventing the base from sliding in a direction approaching the ISOFIX connection assembly.
Preferably, second latch mechanism is including the activity setting locking piece on the ISOFIX coupling assembling, set up on the base and with locking piece matched with locked groove, works as when second latch mechanism is in the locking state, locking piece part is inserted and is established in the locked groove, works as when second latch mechanism is in the unblock state, the locking piece is followed deviate from in the locked groove.
Further, second latch mechanism still includes the elastic component, the elastic component sets up the locking piece with between the ISOFIX coupling assembling, when children's car seat normal use, the elastic force of elastic component keeps the locking piece deviate from in the keyway.
Furthermore, the locking piece is rotationally arranged on the ISOFIX connecting assembly through a rotating shaft, part of the locking piece extends out of the ISOFIX connecting assembly, the elastic piece is a torsion spring, the torsion spring is sleeved on the rotating shaft, and two end parts of the torsion spring are respectively and fixedly connected to the locking piece and the ISOFIX connecting assembly.
Furthermore, the locking piece is rotatably arranged on the ISOFIX connecting assembly through a rotating shaft, the locking piece is accommodated in the ISOFIX connecting assembly, the elastic piece is a pressure spring, two end parts of the pressure spring are respectively and fixedly arranged on the locking piece and the ISOFIX connecting assembly, and the pressure spring and the rotating shaft are respectively arranged at two opposite ends of the locking piece.
Furthermore, the locking piece can be rotationally arranged on the ISOFIX connecting assembly, when the automobile is impacted, the ISOFIX connecting assembly is subjected to external force, the locking piece is rotationally inserted into the lock groove, and after the first locking mechanism is unlocked, the elastic force of the elastic piece drives the locking piece to rotate and be disengaged from the lock groove.
Further, the locking groove extends in the front-rear direction, the locking member has a locking hook that can be inserted into or removed from the locking groove, and the length of the locking groove is greater than the length of the locking hook in the front-rear direction.
The utility model also provides a children's car seat's ISOFIX locking mechanical system, children's car seat include the base and can set up with sliding ISOFIX coupling assembling on the base, ISOFIX locking mechanical system is including setting up ISOFIX coupling assembling with first locking mechanism and second locking mechanism between the base work as when first locking mechanism is in the locking state, second locking mechanism is in locking state or unblock state, work as second locking mechanism with when first locking mechanism is in the locking state simultaneously, the base with ISOFIX relatively fixed works as first locking mechanism is in locking state when second locking mechanism is in the unblock state, the base only can to with the direction slip that ISOFIX coupling assembling is close to.
The utility model also provides a children's car seat, this children's car seat have as above-mentioned arbitrary one ISOFIX locking mechanical system.
Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage: the utility model discloses a children's car seat's ISOFIX locking mechanical system simple structure, when children's car seat normal use, can one-way slip between ISOFIX coupling assembling and the base, thereby can promote the relative ISOFIX coupling assembling of base and slide and make children's car seat closely draw close together with car seat, and when the car takes place to chase into the back the waiting accident, the rigidity between ISOFIX coupling assembling and the base, thereby can avoid appearing the relative ISOFIX coupling assembling of base and slide and make the problem that the head that is located children on children's car seat collided car seat.
Drawings
Fig. 1 is a schematic structural view of a locking member of the present invention on an ISOFIX connection assembly (example 1);
fig. 2 is a schematic structural view of the ISOFIX locking mechanism of the child car seat according to the present invention when the second lock mechanism is in an unlocked state (embodiment 1);
fig. 3 is a schematic structural view of the ISOFIX locking mechanism of the child car seat according to the present invention when the second locking mechanism is in a locked state (embodiment 1);
FIG. 4 is a bottom view of FIG. 3;
fig. 5 is a schematic structural view of a locking member of the present invention on an ISOFIX connection assembly (example 2);
fig. 6 is a schematic structural view of the ISOFIX locking mechanism of the child car seat according to the present invention when the second lock mechanism is in the unlocked state (embodiment 2);
fig. 7 is a schematic structural view of the ISOFIX locking mechanism of the child car seat according to the present invention when the second locking mechanism is in a locked state (embodiment 2);
fig. 8 is a bottom view of fig. 7.
Detailed Description
The technical solution of the present invention will be further explained with reference to the accompanying drawings and specific embodiments.
Example 1
The child car seat comprises a base 1, a seat (not shown in the figure) arranged on the base 1 and an ISOFIX connecting assembly 2, wherein the ISOFIX connecting assembly 2 is arranged on the base 1 in a sliding manner along the front-back direction. In this embodiment, the base 1 includes an outer tube extending in the front-rear direction, and one end portion of the ISOFIX connecting assembly 2 extends into the outer tube and is slidably disposed with respect to the outer tube.
Referring to fig. 1 to 4, the ISOFIX locking mechanism includes a first locking mechanism 6 disposed between the ISOFIX connecting assembly 2 and the base 1 and a second locking mechanism disposed between the ISOFIX connecting assembly 2 and the base 1, when the child car seat is installed on the car seat, the ISOFIX connecting assembly 2 is connected and locked with an ISOFIX joint on the car seat, that is, the ISOFIX connecting assembly 2 is fixed in position, and the first locking mechanism 6 is a one-way locking mechanism which can prevent the base 1 from sliding in a direction away from the ISOFIX connecting assembly 2. When the child automobile seat is normally used, the first locking mechanism 6 is in a locking state, the second locking mechanism is in an unlocking state, and at the moment, the base 1 can be pushed to slide towards the direction close to the ISOFIX connecting assembly 2, so that the child automobile seat and the automobile seat can be closed together more tightly; and when the car takes place to collide with the back etc. accident, receive the produced impulsive force of collision and act on ISOFIX coupling assembling 2, exogenic action orders about the second latch mechanism also to be in the locking state, first latch mechanism 6 and second latch mechanism all are in the locking state this moment, the position between base 1 and the ISOFIX coupling assembling 2 is fixed, the two can not the relative slip to can avoid base 1 to slide and make the children's that are located children's car seat head collision car seat relative to ISOFIX coupling assembling 2.
The specific structure of the first lock mechanism 6 is not the technical point to be protected by the patent, and the structure in the prior art can be adopted.
In this embodiment, the second locking mechanism is also a one-way locking mechanism, which is used to prevent the base 1 from sliding in a direction close to the ISOFIX connecting assembly 2, that is, the first locking mechanism 6 and the second locking mechanism lock in opposite directions, and when the first locking mechanism 6 and the second locking mechanism are both locked, the position between the ISOFIX connecting assembly 2 and the base 1 is completely locked, and the two mechanisms cannot slide relatively.
The second lock mechanism comprises a locking piece 3 and a locking groove 11 matched with the locking piece 3, the locking piece 3 is rotatably arranged on the ISOFIX connecting assembly 2 through a rotating shaft 4, the locking groove 11 is arranged on one side wall of the outer pipe, and the locking groove 11 extends in the front-back direction. When the second lock mechanism is in the locked state, the locking member 3 is partially inserted in the lock groove 11, and when the second lock mechanism is in the unlocked state, the locking member 3 is disengaged from the lock groove 11.
The second lock mechanism further comprises a resilient member 5, the resilient member 5 being arranged between the locking member 3 and the ISOFIX connection assembly 2. When the child car seat is used normally, the locking piece 3 can be driven to be disengaged from the lock groove 11 through the elastic force of the elastic piece 5, so that the second lock mechanism is in an unlocking state.
The locking member 3 has a locking hook 31 which can be inserted into the locking groove 11 or removed from the locking groove 11, and when the automobile is collided, in order to enable the impact force acting on the ISOFIX connecting assembly 2 to completely overcome the elastic force of the elastic member 5 and enable the locking hook 31 to be stably inserted into the locking groove 11, thereby locking the second locking mechanism, the length of the locking groove 11 is far greater than the length of the locking hook 31 in the front-rear direction. Thus, in the initial stage of impact, because the impact force is small, the impact force acting on the ISOFIX connecting assembly 2 overcomes only the action of the elastic force of part of the elastic member 5, so that a part of the lock hook 31 is clamped into the lock slot 11, because the lock hook 31 is not completely clamped into the lock slot 11, the second lock mechanism is still in an incompletely locked state, the base 1 can also slide relative to the ISOFIX connecting assembly 2, at this time, the part of the lock hook 31 in the lock slot 11 can slide relative to the lock slot 11, when the impact force acting on the ISOFIX connecting assembly 2 is increased and completely overcomes the action of the elastic force of the elastic member 5, the lock hook 31 is completely clamped into the lock slot 11, the second lock mechanism is completely locked, and the base 1 and the ISOFIX connecting assembly 2 cannot slide relative to each other.
In this embodiment, locking piece 3 is provided with a part of latch hook 31 and stretches out the outside of ISOFIX coupling assembling 2, and at this moment, elastic component 5 adopts the torsional spring, and the torsional spring cover is established on pivot 4, and the both ends of torsional spring are fixed connection respectively on locking piece 3 and ISOFIX coupling assembling 2. After the automobile is collided to enable the ISOFIX connecting assembly 2 to be subjected to external force, the locking piece 3 rotates anticlockwise around the rotating shaft 4, the locking hook 31 is inserted into the locking groove 11, the locking hook 31 abuts against one side wall of the locking groove 11, the first locking mechanism 6 and the second locking mechanism are locked at the moment, the ISOFIX connecting assembly 2 is fixed relative to the base 1 in two directions close to and far away from an automobile seat, and the ISOFIX connecting assembly 2 and the base 1 are in a tensioned state. After the first locking mechanism 6 is unlocked, the connection between the ISOFIX connecting assembly 2 and the base 1 is in a partially loosened state, at this time, a gap can be formed between the locking hook 31 and one side wall of the locking groove 11, and the locking member 3 can rotate clockwise around the rotating shaft 4 under the action of the elastic force of the torsion spring, so that the locking member can be disengaged from the locking groove 11, even if the second locking mechanism is unlocked.
Example 2
In this embodiment, the position of the locking member 3 on the ISOFIX connecting assembly 2 and the structural form of the elastic member 5 are different from those of embodiment 1, as shown in fig. 5 to 8, the ISOFIX connecting assembly 2 has a tube cavity, the locking member 3 is accommodated in the tube cavity, a slot is provided on the ISOFIX connecting assembly 2, and when the second lock mechanism is in the locked state, the locking member 3 passes through the slot and is inserted into the lock groove 11. Of course, locking member 3 may be disposed on the exterior of ISOFIX connection assembly 2, in which case it is not necessary to provide a slot in ISOFIX connection assembly 2.
In this embodiment, elastic component 5 adopts the pressure spring, and the both ends of pressure spring are fixed respectively and are set up on locking piece 3 and ISOFIX coupling assembling 2, and pressure spring and pivot 4 are located the relative both ends of locking piece 3 respectively, and like this, the effect point of the elastic force that the pressure spring was used in on locking piece 3 is longer relatively apart from the distance of pivot 4 to make the effect of the elastic force that is less relatively can order about locking piece 3 and keep the unblock state. After the automobile is collided to enable the ISOFIX connecting assembly 2 to be subjected to external force, the locking piece 3 rotates clockwise around the rotating shaft 4, the locking hook 31 is inserted into the locking groove 11, the locking hook 31 abuts against one side wall of the locking groove 11, the first locking mechanism 6 and the second locking mechanism are locked at the moment, the ISOFIX connecting assembly 2 is fixed relative to the base 1 in two directions close to and far away from an automobile seat, and the ISOFIX connecting assembly 2 and the base 1 are in a tensioned state. After the first locking mechanism 6 is unlocked, the connection between the ISOFIX connecting assembly 2 and the base 1 is in a partially loosened state, a gap can be formed between the locking hook 31 and one side wall of the locking groove 11 at the moment, and the locking piece 3 can rotate around the rotating shaft 4 anticlockwise under the action of the elastic force of the pressure spring so as to be disengaged from the locking groove 11, even if the second locking mechanism is unlocked.
Example 3
In this embodiment, the locking member 3 may be slidably disposed on the ISOFIX connecting assembly 2, the second locking mechanism may be a one-way locking mechanism for preventing the base 1 from sliding in a direction close to the ISOFIX connecting assembly 2, the second locking mechanism may also be a two-way locking mechanism for preventing the ISOFIX connecting assembly 2 from sliding in two directions close to and away from the car seat relative to the base 1, and the elastic member is a compression spring.
After the automobile is collided to enable the ISOFIX connecting assembly 2 to be subjected to external force, the locking piece 3 slides relative to the ISOFIX connecting assembly 2 to enable the locking hook 31 to be inserted into the locking groove 11, the locking hook 31 abuts against one side wall of the locking groove 11, the first locking mechanism 6 and the second locking mechanism are locked at the moment, and the ISOFIX connecting assembly 2 is fixed relative to the base 1 in two directions close to and far away from the automobile seat. And after external force acting on ISOFIX coupling assembling 2 disappears, locking piece 3 can make locking piece 3 relative ISOFIX coupling assembling 2 reverse slip under the effect of the elastic force of elastic component to make latch hook 31 deviate from keyway 11, even the unblock of second latch mechanism.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
Claims (10)
1. An ISOFIX locking mechanical system of children's car seat, children's car seat include the base and can set up with sliding ISOFIX coupling assembling on the base, ISOFIX locking mechanical system including set up ISOFIX coupling assembling with first locking mechanism between the base, first locking mechanism is one-way locking mechanical system, is used for stopping the base slides to the direction of keeping away from ISOFIX coupling assembling, its characterized in that: ISOFIX locking mechanical system is still including setting up ISOFIX coupling assembling with second latch mechanism between the base works as when children's car seat normal use, first latch mechanism is in the locking state, second latch mechanism is in the unblock state, the base can to with the direction that ISOFIX coupling assembling drawn close slides and makes children's car seat draws close to car seat, takes place to strike the messenger when the car ISOFIX coupling assembling receives the exogenic action after, first latch mechanism with second latch mechanism all is in the locking state, the base with relative position between the ISOFIX coupling assembling is fixed, can not slide.
2. The ISOFIX locking mechanism of a child car seat according to claim 1, wherein: the second lock mechanism is a one-way locking mechanism used for preventing the base from sliding towards the direction close to the ISOFIX connecting assembly.
3. The ISOFIX locking mechanism of a child car seat according to claim 1, wherein: second latch mechanism is in including the activity setting locking piece, setting on the ISOFIX coupling assembling are in on the base and with locking piece matched with locked groove, work as when second latch mechanism is in the locking state, the locking piece part is inserted and is established in the locked groove, work as when second latch mechanism is in the unlocking state, the locking piece is followed deviate from in the locked groove.
4. The ISOFIX locking mechanism of a child car seat according to claim 3, wherein: the second latch mechanism still includes the elastic component, the elastic component sets up the locking piece with between the ISOFIX coupling assembling, when children's car seat normal use, the elastic force of elastic component keeps the locking piece is deviate from in the locked groove.
5. The ISOFIX locking mechanism of a child car seat according to claim 4, wherein: the locking piece sets up through the pivot ground of rotating on the ISOFIX coupling assembling, the locking piece part stretches out ISOFIX coupling assembling's outside, the elastic component is the torsional spring, the torsional spring cover is established in the pivot, the both ends of torsional spring fixed connection respectively the locking piece with on the ISOFIX coupling assembling.
6. The ISOFIX locking mechanism of a child car seat according to claim 4, wherein: the locking piece sets up through the pivot ground of rotating on the ISOFIX coupling assembling, the locking piece is acceptd in the ISOFIX coupling assembling, the elastic component is the pressure spring, the both ends of pressure spring are fixed the setting respectively the locking piece with on the ISOFIX coupling assembling, the pressure spring with the pivot is located respectively the relative both ends of locking piece.
7. The ISOFIX locking mechanism of a child car seat according to claim 4, wherein: the locking piece can set up with rotating on the ISOFIX coupling assembling, take place the striking when the car and make ISOFIX coupling assembling receives the exogenic action after, the locking piece rotates and inserts in the locked groove, works as after first locking mechanical system unblock, the elasticity of elastic component orders about the locking piece rotates to follow deviate from in the locked groove.
8. The ISOFIX locking mechanism of a child car seat according to claim 3, wherein: the locking piece is provided with a locking hook which can be inserted into the locking groove or pulled out of the locking groove, and the length of the locking groove is greater than that of the locking hook along the front-back direction.
9. An ISOFIX locking mechanical system of children's car seat, children's car seat include the base and can set up with sliding ISOFIX coupling assembling on the base, its characterized in that: ISOFIX locking mechanical system is including setting up ISOFIX coupling assembling with first locking mechanism and second locking mechanism between the base, work as when first locking mechanism is in the locking state, second locking mechanism is in locking state or unblock state, works as second locking mechanism with first locking mechanism is in the locking state simultaneously, the base with ISOFIX relatively fixed, work as first locking mechanism is in the locking state when second locking mechanism is in the unblock state, the base only can to with the direction that ISOFIX coupling assembling is close to slides.
10. A child car seat, characterized in that: having an ISOFIX locking mechanism as claimed in any of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920672509.9U CN210416317U (en) | 2019-05-13 | 2019-05-13 | ISOFIX locking mechanical system and children's car seat of children's car seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920672509.9U CN210416317U (en) | 2019-05-13 | 2019-05-13 | ISOFIX locking mechanical system and children's car seat of children's car seat |
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| Publication Number | Publication Date |
|---|---|
| CN210416317U true CN210416317U (en) | 2020-04-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920672509.9U Active CN210416317U (en) | 2019-05-13 | 2019-05-13 | ISOFIX locking mechanical system and children's car seat of children's car seat |
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| CN (1) | CN210416317U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110182109A (en) * | 2019-05-13 | 2019-08-30 | 好孩子儿童用品有限公司 | A kind of the ISOFIX locking mechanism and automobile seat for child of automobile seat for child |
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2019
- 2019-05-13 CN CN201920672509.9U patent/CN210416317U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110182109A (en) * | 2019-05-13 | 2019-08-30 | 好孩子儿童用品有限公司 | A kind of the ISOFIX locking mechanism and automobile seat for child of automobile seat for child |
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