CN109455121A - A kind of safety seat - Google Patents
A kind of safety seat Download PDFInfo
- Publication number
- CN109455121A CN109455121A CN201811516391.7A CN201811516391A CN109455121A CN 109455121 A CN109455121 A CN 109455121A CN 201811516391 A CN201811516391 A CN 201811516391A CN 109455121 A CN109455121 A CN 109455121A
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- CN
- China
- Prior art keywords
- grab
- pedestal
- card column
- seat
- latch assembly
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 112
- 238000003780 insertion Methods 0.000 claims description 7
- 230000037431 insertion Effects 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 4
- 230000013011 mating Effects 0.000 claims description 2
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000003028 elevating effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000837 restrainer Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/24—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles
- B60N2/26—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles for children
- B60N2/28—Seats readily mountable on, and dismountable from, existing seats or other parts of the vehicle
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- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Child & Adolescent Psychology (AREA)
- General Health & Medical Sciences (AREA)
- Aviation & Aerospace Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Seats For Vehicles (AREA)
Abstract
The present invention relates to a kind of safety seats, including seat, pedestal and locking system for connecting chair and pedestal, it is characterized by: being provided with the first occlusal surface and the second occlusal surface to offset on the opposing end surface of the seat and pedestal, first occlusal surface and the second occlusal surface are centrosymmetric distribution, so that the first occlusal surface remains to offset with the second occlusal surface after pedestal is motionless, seat rotates 180 °；The locking system includes the second latch assembly that can be cooperatively connected when seat and pedestal forward direction are assembled with the first latch assembly of the first latch assembly being set on the base and setting on the seat, the setting position of first latch assembly and the second latch assembly meets: after pedestal is motionless, seat rotates 180 °, second latch assembly remains to be cooperatively connected with the first latch assembly, to realize the reverse-fitting of seat and pedestal.Compared with the prior art, the advantages of the present invention are as follows: components are few, assembly is simple, stability is good, and are able to achieve forward and reverse assembly.
Description
Technical field
The present invention relates to safety seat technical fields, refer specifically to a kind of safety seat.
Background technique
Safety measure such as safety belt, air bag on automobile are substantially to be designed according to adult stature and weight
, the stature and weight of children are different from adult, if not only be directly used in generation it is urgent in the case where can not reduce injury,
Increase the injury to children instead.Therefore people have devised child safety seat to protect children.
As to children's safety, consciousness further increases people by bus, when child is lesser, child safety seat
Be suitble to it is reversed install and then lie down child, and after child is larger, child safety seat needs positive installation.Currently, being
Meets the needs of forward and reverse installation of children is taken, child safety seat for automobiles can use rotary seat, and seat body can
To be rotated relative to pedestal, for example, seat body can be rotated when needing to take forward to position facing forward；When needing court
After when taking, seat body can be rotated to position backwards.If number of patent application is that (notification number is CN201510666754.5
CN106585438A a kind of child safety seat disclosed in patent of invention " child safety seat "), including pedestal, seat master
Body, rotating mechanism, headrest and elevating mechanism, rotating mechanism include the rotating circular disk being set on the base, rotation support and position restrainer
Structure, rotating circular disk are connect by shaft with the pedestal, and the setting of rotation support on a rotary disc, and can be revolved with rotating circular disk
Turn, position-limit mechanism is used to limit the rotation of rotating circular disk, and seat main body is mounted in rotation support, so as to effectively realize safety
The rotation of seat, base portion rotates in rotary course, rotates quick and easy.
But in above-mentioned design scheme, between seat body and pedestal between mainly contacted by rotating mechanism, mutually it
Between joint surface limited area, the problems such as stability when seat body is fixed is poor, and mostly complicated with assembly there are components.
Summary of the invention
Few, assembly letter that the technical problem to be solved by the invention for the present situation of prior art is to provide a kind of components
List, stability are good, and are able to achieve the safety seat of forward and reverse assembly.
The technical scheme of the invention to solve the technical problem is: a kind of safety seat, including seat, pedestal and
Locking system for connecting chair and pedestal, it is characterised in that: be provided with and offset on the opposing end surface of the seat and pedestal
The first occlusal surface and the second occlusal surface, first occlusal surface and the second occlusal surface be centrosymmetric distribution so that pedestal it is motionless,
After seat rotates 180 °, the first occlusal surface remains to offset with the second occlusal surface；The locking system includes being set on the base
First latch assembly and setting can be cooperatively connected when seat and pedestal forward direction are assembled with the first latch assembly on the seat
The setting position of second latch assembly, first latch assembly and the second latch assembly meets: pedestal is motionless, seat rotation
After 180 °, the second latch assembly remains to be cooperatively connected with the first latch assembly, to realize the reverse-fitting of seat and pedestal.
Preferably, the shape of first occlusal surface and the second occlusal surface is arc-shaped.Such shape design can be right
External force suffered by safety seat plays preferably buffer function.
Preferably, first latch assembly includes the grab with hook portion, and the grab is directly or indirectly and base rotation
Connection, second latch assembly includes that the bottom of seat can be arranged in by the card column of the hook portion clamping lock of grab, the card column.Pass through
The connection of seat and pedestal may be implemented in the cooperation of grab and card column.
Further, the quantity of the card column is two, is labeled as the first card column and the second card column, the quantity of the grab
It is two, is labeled as the first grab and the second grab, the setting position satisfaction of the card column and grab: seat and the assembly of pedestal forward direction
When, the first card column and the first grab are cooperatively connected, and the second card column and the second grab are cooperatively connected, seat and pedestal reverse-fitting
When, the first card column and the second grab are cooperatively connected, and the second card column and the first grab are cooperatively connected；Alternatively, the quantity of the card column
Be two, be labeled as the first card column and the second card column, the quantity of the grab is four, labeled as the first grab, the second grab,
The setting position of third grab, the 4th grab, the card column and grab meets: when seat and pedestal forward direction are assembled, the first card column and
First grab and third grab are cooperatively connected, and the second card column and the second grab and the 4th grab are cooperatively connected, seat and bottom
When seat reverse-fitting, the first card column and the second grab and the 4th grab are cooperatively connected, the second card column and the first grab and third
Grab is cooperatively connected.The reduction of grab quantity can reduce components, save the cost, and seat and bottom can be improved in the increase of quantity
The stability of seat connection.
Further, first latch assembly further includes pedestal and actuator, the pedestal be mounted on the base or with bottom
Seat is integrally formed, and on the base, being provided on the pedestal makes the hook portion of grab have card always for the grab rotation connection
First spring of the trend in card column of lock, one end of first spring are connect with pedestal, the other end of the first spring it is direct or
It is connect indirectly with grab, the actuator and grab are rotatablely connected, and actuator is overcome the elastic force of the first spring to make by external force
The rotation of grab opposite base keeps grab in the unlocked state so that the hook portion of grab be made to be detached from card column.Actuator is by external force
Overcome the elastic force of the first spring to rotate grab opposite base, so that the hook portion of grab be made to be detached from card column, grab is made to be in unlock
State；Grab opposite base is rotated under the elastic force effect of the first spring, to make the hook portion clamping lock of grab in card column, is made
Grab is in the lock state, which is simple and convenient to operate, has good locking and unlocking reliability.
Further, the actuator is also connected with the resetting apparatus that can make the first spring reset, acts in resetting apparatus
Under, grab opposite base is rotated, to make the hook portion clamping lock of grab in card column, is in the lock state grab.Reset dress
The automatic locking of device may be implemented in the setting set.
Further, first latch assembly further includes button, and the actuator surface is offered for button accommodating
Groove, the button bottom surface are convexly equipped with pillar, and being arranged on the pillar, which makes button always, has expose to groove trend second
Spring, the susceptor surface is provided with the limit hole of the head insertion for button, when grab is in the unlocked state, described second
Under the action of spring, in the head insertion limit hole of the button.By the cooperation of button and limit hole, grab is made to continue to keep
Unlocked state simultaneously realizes automatic locking.
More further, the bottom of the seat be convexly equipped with when grab is in the unlocked state button can be applied it is stressed
Convex block, the button, second spring and the convex block form the resetting apparatus.By the cooperation of button and convex block, realize multiple
The setting of position device, can more easily realize automatic locking.Certainly, this implementation only realizes resetting apparatus wherein
A kind of mode.
Further, interconnecting piece is provided on the pedestal, the grab is rotatably connected on the interconnecting piece, the interconnecting piece
Head is provided with the limiting slot for card column insertion, and when grab is in the lock state, limiting slot is closed to form envelope by the hook portion of grab
Closed zone.Therefore when grab is in the lock state, card column is always situated in enclosed area, so as to avoid external force or maloperation from drawing
The seat risen, which loosens, even to fall off, and use is safer.
Further, first latch assembly further includes drive rod, the quantity at least two of the grab, so as to
To increase the tie point between seat and pedestal, stability when seat is fixed is improved, each grab is rotatably connected on described
On drive rod, the setting of the drive rod can guarantee that each grab holding moves synchronously.
Further, first spring is tension spring, and the both ends of the tension spring are connected on pedestal and drive rod.Certainly
The both ends of tension spring can also be connected on pedestal and grab, alternatively, it is also possible to using the form of pressure spring, the both ends of the pressure spring
The position being located can be arranged according to demand, and identical purpose equally may be implemented in such scheme.
Further, the first warning banner is provided on the actuator, the susceptor surface offers display window, institute
When stating grab and being in the lock state, first warning banner is revealed in display window.The setting of first warning banner can be with
The lock state of safety seat is reminded to operator, i.e., whether safety seat is completed to assemble, and then ensures the safety of safety seat
Property.
Further, the first warning banner side is being provided with the second warning banner, the card on the actuator
When hook is in the unlocked state, second warning banner is revealed in display window.First warning banner and the second warning banner
Cooperation more can visually make prompting.Difference can be arranged in above first warning banner and the second warning banner according to demand
Color, pattern or text etc..
Further, the quantity at least two of the pedestal, and be evenly distributed in cavity.So as to increase seat
Tie point between pedestal improves stability when seat is fixed.
Compared with the prior art, the advantages of the present invention are as follows: mainly pass through the first occlusal surface and the between seat and pedestal
Two occlusal surfaces contact with each other, and are aided with the first latch assembly and the second latch assembly and carry out locking and unlocking, and by the first occlusal surface,
Second occlusal surface is both designed as central symmetry distribution, while carrying out to the setting position of the first latch assembly and the second latch assembly
It limits, the forward and reverse assembly of simple realization safety seat, the contact area between seat and pedestal is sufficient, and seat is fixed
When stability it is preferable, and components are few, assembly is simple.
Detailed description of the invention
Stereochemical structure when Fig. 1 is safety seat forward direction assembly in the embodiment of the present invention (when grab is in the lock state) is shown
It is intended to；
Fig. 2 is the left view of Fig. 1；
Fig. 3 is perspective exploded view when grab is in the unlocked state in Fig. 1；
Fig. 4 is the perspective exploded view of Fig. 1；
Fig. 5 is the cross-sectional view of Fig. 2；
Fig. 6 is the schematic perspective view of the first latch assembly in Fig. 3；
Fig. 7 is the perspective exploded view of Fig. 6；
Fig. 8 is the schematic perspective view of the first latch assembly in Fig. 4；
Left view when Fig. 9 is safety seat reverse-fitting in Fig. 1；
Figure 10 is the cross-sectional view of Fig. 9.
Specific embodiment
The present invention will be described in further detail below with reference to the embodiments of the drawings.
Such as Fig. 1 to Figure 10, a kind of safety seat, including seat 1, pedestal 2 and lock for connecting chair 1 and pedestal 2
Locking apparatus.In order to facilitate the die sinking and assembling of pedestal 2, pedestal 2 includes that bottom case 21 and lid open at one end close opening in bottom case 21
Cover board 22 on mouth, the bottom case 21 and the lid of cover board 22 close and are formed with cavity a.
Be provided with the first occlusal surface f and the second occlusal surface g to offset on the opposing end surface of seat 1 and pedestal 2, seat 1 with
Contact area between pedestal 2 is sufficient, and stability when seat is fixed is preferable.Wherein, the first occlusal surface f and the second occlusal surface g
Shape can be arranged according to demand, in the present embodiment, shape is both designed as arc, and such shape design can be to emergency seat
External force suffered by chair plays preferably buffer function.And first occlusal surface f and the second occlusal surface g be centrosymmetric distribution so that
After pedestal 2 is motionless, seat 1 rotates 180 °, the first occlusal surface f remains to offset with the second occlusal surface g.Locking system includes that setting exists
The first latch assembly 3 on pedestal 2 and be arranged on seat 1 can in seat 1 and the positive assembly of pedestal 2 with the first locking group
The setting position of the second latch assembly 4 that part 3 is cooperatively connected, first latch assembly 3 and the second latch assembly 4 meets: the bottom of at
After seat 2 is motionless, seat 1 rotates 180 °, the second latch assembly 4 remains to be cooperatively connected with the first latch assembly 3, to realize seat
1 and pedestal 2 reverse-fitting.It is mainly contacted with each other by the first occlusal surface f and the second occlusal surface g between seat 1 and pedestal 2,
It is aided with the first latch assembly 3 and the second latch assembly 4 carries out locking and unlocking, and the first occlusal surface f, the second occlusal surface g is equal
It is designed as central symmetry distribution, while the setting position of the first latch assembly 3 and the second latch assembly 4 is defined, simply
Realize the forward and reverse assembly of safety seat.
First latch assembly 3 includes pedestal 31, the grab 32 with hook portion, actuator 33, drive rod 34 and button 35,
In, pedestal 31 is mounted in cavity a, and pedestal 31 both may be mounted on pedestal 2 and can also be integrally formed with pedestal 2, pedestal 31
Quantity can be arranged according to demand, in the present embodiment, the quantity of pedestal 31 is two, and is evenly distributed in cavity a, so as to
To increase the tie point between seat 1 and pedestal 2, stability when seat 1 is fixed is improved.Interconnecting piece is provided on pedestal 31
311, grab 32 is rotatably connected on the interconnecting piece 311 and hook portion exposes to cavity a, and the second latch assembly 4 includes can be by grab
The bottom of seat 1 is arranged in the card column 41 of 32 hook portion clamping lock, the card column 41, can be real by the cooperation of grab 32 and card column 41
The connection of existing seat 1 and pedestal 2.The quantity of grab 32 can be arranged according to demand, in the present embodiment, be rotatablely connected on each pedestal 31
The quantity of grab 32 be two, and the both ends of pedestal 31 are distributed in, so as to increase the connection between seat 1 and pedestal 2
Point improves stability when seat 1 is fixed, and each grab 32 is rotatably connected on drive rod 34, and the setting of the drive rod 34 can
To guarantee that each holding of grab 32 moves synchronously.Wherein, card column 41 and the quantity of grab 32 can be arranged according to demand, the present embodiment
In, the quantity of card column 41 is two, is labeled as the first card column 41a and the second card column 41b, and the quantity of grab (32) is four, mark
It is denoted as the first grab 32a, the second grab 32b, third grab 32c, the 4th grab 32d, the setting position of the card column 41 and grab 32
Set satisfaction: when the 2 forward direction assembly of seat 1 and pedestal, the first card column 41a and the first grab 32a and third grab 32c cooperation connect
It connecing, the second card column 41b and the second grab 32b and the 4th grab 32d are cooperatively connected, when 2 reverse-fitting of seat 1 and pedestal, the
One card column 41a and the second grab 32b and the 4th grab 32d are cooperatively connected, the second card column 41b and the first grab 32a and the
Three grab 32c are cooperatively connected.Certainly, since the first occlusal surface f and the second occlusal surface g contact is abundant, in order to reduce components, section
About cost can suitably reduce the quantity of grab 32, be provided that the quantity of card column 41 is two, be labeled as the first card column 41a
With the second card column 41b, the quantity of grab 32 is also two, is labeled as the first grab 32a and the second grab 32b, 41 He of card column
The setting position of grab 32 meets: when the 2 forward direction assembly of seat 1 and pedestal, the first card column 41a and the first grab 32a are cooperatively connected,
Second card column 41b and the second grab 32b are cooperatively connected, when 2 reverse-fitting of seat 1 and pedestal, the first card column 41a and the second grab
32b is cooperatively connected, and the second card column 41b and the first grab 32a are cooperatively connected.Certainly, it is connected to improve seat 1 and pedestal 2
Stability can also suitably increase the quantity of grab 32.Being provided on pedestal 31 makes the hook portion of grab 32 always there is clamping lock to exist
One end of first spring d of the trend in card column 41, first spring d are connect with pedestal 31, and the other end of the first spring d is direct
Or connect indirectly with grab 32, in the present embodiment, the first spring d is tension spring, and the both ends of the tension spring are connected to 31 He of pedestal
On drive rod 34, the both ends of certain tension spring can also be connected on pedestal 31 and grab 32, alternatively, it is also possible to use pressure spring
Form, the position that the both ends of the pressure spring are located can be arranged according to demand, and identical mesh equally may be implemented in such scheme
's.Actuator 33 is rotationally connected on grab 32 by drive shaft c, and 33 front end of actuator is provided with and is revealed in 2 table of pedestal
The operation portion 331 in face, certain drive shaft c can also be rotationally connected on drive rod 34, and such scheme equally may be implemented
Identical purpose completes the unlock of grab 32 that is, by pulling or actuator 33 being pushed to rotate grab 32.33 table of actuator
Face offers the groove 332 accommodated for button 35, and 35 bottom surface of button is convexly equipped with pillar 351, and being arranged on the pillar 351 makes button
35 have the second spring e for exposing to 332 trend of groove always, and 21 surface of bottom case is provided with the limit of the head insertion for button 35
Hole 211, the bottom of seat 1 is convexly equipped with can apply stressed convex block 11 when grab 32 is in the unlocked state to button 35.Pass through
The cooperation of button 35 and limit hole 211 can make grab 32 persistently keep unlocked state and realize automatic locking；Pass through button 35
With the cooperation of convex block 11, automatic locking can be more easily realized.Actuator 33 is overcome the elastic force of the first spring e by external force
32 opposite base 31 of grab is rotated, so that the hook portion of grab 32 be made to be detached from card column 41, keeps grab 32 in the unlocked state；?
32 opposite base 31 of grab is rotated under the elastic force effect of one spring e, to make the hook portion clamping lock of grab 32 in card column 41, is made
Grab 32 is in the lock state.
In order to improve safety when safety seat uses, 311 head of interconnecting piece is provided with the limiting slot being inserted into for card column 41
312, when grab 32 is in the lock state, the closure of limiting slot 312 is formed enclosed area b by the hook portion of grab 32.Therefore in grab
32 when being in the lock state, and card column 41 is always situated in the b of enclosed area, so as to avoid seat 1 caused by external force or maloperation
It loosens and even falls off, use is safer.
In order to remind the lock state of safety seat to operator, 333 He of the first warning banner is provided on actuator 33
The second warning banner 334 positioned at 333 side of the first warning banner, 21 surface of bottom case offer display window 212, at grab 32
When lock state, the first warning banner 333 is revealed in display window 212；When grab 32 is in the unlocked state, second is reminded
Mark 334 is revealed in display window 212.First warning banner 333 and the second warning banner 334 can be arranged according to demand not
Same color, pattern or text etc., in the present embodiment, the first warning banner 333 is shown in green, and the second warning banner 334 is aobvious
It is shown as red, i.e., when green is presented in display window 212, illustrates that grab 32 is in the lock state and (represent seat 1 and dress is completed
With), when red is presented in display window 212, illustrate that grab 32 is (represent seat 1 and do not complete assembly) in the unlocked state.
Working principle of the present invention is as follows:
(1) positive assembly:
1., as shown in figure 3, grab 32 is in the unlocked state, limiting slot 312 is not closed by the hook portion of grab 32 before assembly,
Red is presented in display window 212, and the card column 41 of 1 bottom of seat setting is directed at limiting slot 312 and is inserted into, at this point, 1 bottom of seat is convex
If convex block 11 to button 35 apply pressure so that second spring e shrink, button 35 is retracted to immediately in groove 332, first
Under the action of spring d, drive rod 34 resets, and each grab 32 resets under the driving of drive rod 34, makes 31 turns of 32 opposite base of grab
Dynamic, the hook portion clamping lock of each grab 32 forms enclosed area b in card column 41, and by the closure of limiting slot 312, so that card column 41 be limited
In in the b of enclosed area, meanwhile, actuator 33 also generates displacement under the driving of grab 32, and green, instruction card is presented in display window 212
Hook 32 is in the lock state, at this point, the first occlusal surface f and the second occlusal surface g offset, the first card column 41a and the first grab 32a with
And third grab 32c is cooperatively connected, the second card column 41b and the second grab 32b and the 4th grab 32d are cooperatively connected；
2. as shown in Figure 4 and Figure 5, grab 32 is in the lock state, and the hook portion of grab 32 closes limiting slot 312 before disassembly
It closes, card column 41 is limited in the b of enclosed area, and green is presented in display window 212, the operation portion 331 of actuator 33 is pulled, in actuator
Under the action of 33, grab 32 generates displacement with respect to pedestal 2, rotates 32 opposite base 31 of grab, and the hook portion of grab 32 is detached from card
Column 41, meanwhile, button 35 is moved into limit hole 211, and when actuator 33 pulls in place, limit hole is inserted on the head of button 35
In 211, red is presented in display window 212 at this time, illustrates that grab 32 is in the unlocked state, since limit hole 211 is to button 35
Limit also can make grab 32 persistently keep unlocked state even if unclamping driving portion 33 at this time；
(2) reverse-fitting:
1. before assembly, seat 1 is rotated 180 ° relative to pedestal, is then assembled (step is same as above), after the assembly is completed, card
Hook 32 remains to cooperate with card column 41, is at lock state, and the first occlusal surface f and the second occlusal surface g remain to offset, the first card
Column 41a and the second grab 32b and the 4th grab 32d mating connection, the second card column 41b and the first grab 32a and third card
Hook 32c is cooperatively connected；
2. as shown in Figure 9 and Figure 10, grab 32 is in the lock state, and is then dismantled (step is same as above), torn open before disassembly
After the completion of unloading, grab 32 is in the unlocked state.
Claims (10)
1. a kind of safety seat, including seat (1), pedestal (2) and the locking system for being used for connecting chair (1) and pedestal (2),
It is characterized in that: being provided with the first occlusal surface (f) to offset and the second occlusion on the opposing end surface of the seat (1) and pedestal (2)
Face (g), first occlusal surface (f) and the second occlusal surface (g) are centrosymmetric distribution, so that pedestal (2) is motionless, seat (1) rotation
After turning 180 °, the first occlusal surface (f) remains to offset with the second occlusal surface (g)；The locking system includes being arranged on pedestal (2)
The first latch assembly (3) and setting on seat (1) can be in the positive assembly of seat (1) and pedestal (2) and the first locking
The second latch assembly (4) that component (3) is cooperatively connected, the setting position of first latch assembly (3) and the second latch assembly (4)
Meet: after pedestal (2) is motionless, seat (1) rotates 180 °, the second latch assembly (4) is remained to and the first latch assembly (3) cooperate
Connection, to realize the reverse-fitting of seat (1) and pedestal (2).
2. safety seat according to claim 1, it is characterised in that: first occlusal surface (f) and the second occlusal surface (g)
Shape it is arc-shaped.
3. safety seat according to claim 1 or 2, it is characterised in that: first latch assembly (3) includes having hook
The grab (32) in portion, the grab (32) are directly or indirectly rotatablely connected with pedestal (2), and second latch assembly (4) includes energy
By the card column (41) of the hook portion clamping lock of grab (32), which is arranged in the bottom of seat (1).
4. safety seat according to claim 3, it is characterised in that: the quantity of the card column (41) is two, is labeled as
The quantity of first card column (41a) and the second card column (41b), the grab (32) is also two, labeled as the first grab (32a) and
The setting position of second grab (32b), the card column (41) and grab (32) meets: when seat (1) and pedestal (2) forward direction assembly,
First card column (41a) and the first grab (32a) are cooperatively connected, and the second card column (41b) and the second grab (32b) are cooperatively connected, seat
When chair (1) and pedestal (2) reverse-fitting, the first card column (41a) and the second grab (32b) are cooperatively connected, the second card column (41b) and
First grab (32a) is cooperatively connected；Alternatively, the quantity of the card column (41) is two, it is labeled as the first card column (41a) and second
Card column (41b), the quantity of the grab (32) are four, are labeled as the first grab (32a), the second grab (32b), third grab
The setting position of (32c), the 4th grab (32d), the card column (41) and grab (32) meets: seat (1) and the positive dress of pedestal (2)
Timing, the first card column (41a) and the first grab (32a) and third grab (32c) are cooperatively connected, the second card column (41b) and the
Two grabs (32b) and the 4th grab (32d) are cooperatively connected, when seat (1) and pedestal (2) reverse-fitting, the first card column (41a)
With the second grab (32b) and the mating connection of the 4th grab (32d), the second card column (41b) and the first grab (32a) and third
Grab (32c) is cooperatively connected.
5. safety seat according to claim 3, it is characterised in that: first latch assembly (3) further includes pedestal
(31) it is mounted on pedestal (2) or is integrally formed with pedestal (2), the grab (32) with actuator (33), the pedestal (31)
It is rotatably connected on the pedestal (31), being provided on the pedestal (31) makes the hook portion of grab (32) have clamping lock in card column always
(41) one end of the first spring (d) of the trend on, first spring (d) is connect with pedestal (31), the first spring (d) it is another
End is directly or indirectly connect with grab (32), and the actuator (33) and grab (32) are rotatablely connected, and actuator (33) is by external force
Effect overcomes the elastic force of the first spring (d) to rotate grab (32) opposite base (31), so that the hook portion of grab (32) be made to be detached from
Card column (41) keeps grab (32) in the unlocked state.
6. safety seat according to claim 5, it is characterised in that: the actuator (33), which is also connected with, can make the first bullet
The resetting apparatus that spring (d) resets rotates grab (32) opposite base (31), to make grab under resetting apparatus effect
(32) hook portion clamping lock is in the lock state grab (32) on card column (41)；First latch assembly (3) further include by
Button (35), actuator (33) surface offer the groove (332) for button (35) accommodating, button (35) the bottom surface projection
There are pillar (351), being arranged on the pillar (351) makes button (35) have the second bullet for exposing to groove (332) trend always
Spring (e), pedestal (2) surface are provided with the limit hole (211) of the head insertion for button (35), are in unlock in grab (32)
When state, under the action of the second spring (e), in head insertion limit hole (211) of the button (35)；The seat
(1) bottom is convexly equipped with can apply button (35) stressed convex block (11) when grab (32) is in the unlocked state, described to press
Button (35), second spring (e) and the convex block (11) form the resetting apparatus.
7. safety seat according to claim 5, it is characterised in that: interconnecting piece (311) are provided on the pedestal (31),
The grab (32) is rotatably connected on the interconnecting piece (311), which is provided with the limit for card column (41) insertion
Position slot (312), when grab (32) is in the lock state, limiting slot (312) closure is formed enclosed area by the hook portion of grab (32)
(b)。
8. safety seat according to claim 5, it is characterised in that: first latch assembly (3) further includes drive rod
(34), the quantity at least two of the grab (32), each grab (32) are rotatably connected on the drive rod (34)；Institute
Stating the first spring (d) is tension spring, and the both ends of the tension spring are connected on pedestal (31) and drive rod (34).
9. safety seat according to claim 5, it is characterised in that: be provided with the first prompting mark on the actuator (33)
To know (333), pedestal (2) surface offers display window (212), when the grab (32) is in the lock state, described the
One warning banner (333) is revealed in display window (212)；It is being located at the first warning banner (333) on the actuator (33)
Side is provided with the second warning banner (334), when the grab (32) is in the unlocked state, second warning banner (334)
It is revealed in display window (212).
10. safety seat according to claim 5, it is characterised in that: the quantity at least two of the pedestal (31), and
It is evenly distributed in cavity (a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811516391.7A CN109455121A (en) | 2018-12-12 | 2018-12-12 | A kind of safety seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811516391.7A CN109455121A (en) | 2018-12-12 | 2018-12-12 | A kind of safety seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109455121A true CN109455121A (en) | 2019-03-12 |
Family
ID=65613049
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811516391.7A Pending CN109455121A (en) | 2018-12-12 | 2018-12-12 | A kind of safety seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109455121A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113815503A (en) * | 2020-06-19 | 2021-12-21 | 宝钜瑞士股份有限公司 | Child safety seat and seat fixing device thereof |
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