ISOFIX sliding track mechanisms
Technical field
The utility model is related to child safety seat field more particularly to a kind of ISOFIX sliding rail machines of child safety seat
Structure.
Background technology
With the promotion of automobile retention to grow steadily with people's awareness of safety, the utility ratio of children's seat is increasingly
Height, then the installation convenience of children's seat also becomes one of emphasis of people's attention.
The ISOFIX sliding track mechanisms of children's seat are a vital parts, before ensuring children's armchair safety
It puts, the position locking after easily stretching and stretching in place, the installation for children's seat is also most important.
Utility model content
For existing in the prior art or potential defect, the utility model provides a kind of child safety seat
ISOFIX sliding track mechanisms, operation is convenient, it is smooth to stretch and can realize that the position of the ISOFIX after stretching in place locks, Yi Jicao
Make the flexible of ISOFIX.
To achieve the above object, the utility model provides a kind of ISOFIX sliding track mechanisms comprising the first sliding rail, cunning are set
In the second sliding rail of first sliding rail and by rack and pinion mechanism driving coupling in the recliner of second sliding rail, institute
Rack and pinion mechanism is stated to include connection or form in the section of rack of second sliding rail and connection or form in the angle modulation
The rotation of the gear parts of device, the recliner causes the rack and pinion mechanism running to drive second sliding rail described in
First sliding rail slides.
Using the above scheme, the gear drive between recliner and the second sliding rail is realized using gear & rack structure, when opening
Dynamic driving mechanism, when rotating recliner, the rotation of the gear parts of recliner can drive the sliding of the section of rack of the second sliding rail,
So that the second sliding rail is moved relative to the first sliding rail, the ISOFIX of Telescopic movable child safety seat;Stop driving when only
When mechanism, since there is recliner itself self-locking function, recliner to stop operating, the gear parts of recliner block the second sliding rail
Section of rack, the ISOFIX of lockable child safety seat.
In the embodiment of the utility model ISOFIX sliding track mechanisms, the ISOFIX sliding track mechanisms further include for driving
The driving mechanism of recliner rotation is stated, the driving mechanism is to be connected to the handwheel or electric rotating machine of the recliner.
In the embodiment of the utility model ISOFIX sliding track mechanisms, the driving mechanism is fixedly connected on institute by swingle
State the center of rotation of recliner.
In the embodiment of the utility model ISOFIX sliding track mechanisms, the peripheral surface of the recliner is rounded, the gear
Part includes multiple first sawtooth being continuously set on the peripheral surface of the recliner.
In the embodiment of the utility model ISOFIX sliding track mechanisms, the gear parts are independent gear, the gear
It is fixedly connected on the swingle.
In the embodiment of the utility model ISOFIX sliding track mechanisms, the section of rack includes the cunning along second sliding rail
Dynamic direction is continuously set to multiple second sawtooth on second sliding rail.
In the embodiment of the utility model ISOFIX sliding track mechanisms, the section of rack is independent rack, the rack
It is fixedly connected on second sliding rail by connecting rod.
In the embodiment of the utility model ISOFIX sliding track mechanisms, the quantity point of first sliding rail and second sliding rail
Not Wei two, and between 2 second sliding rails by the connecting rod be connected.
In the embodiment of the utility model ISOFIX sliding track mechanisms, first sliding rail is fixed on the seat of child safety seat
On pelvis frame, second sliding rail is connected to the ISOFIX of child safety seat, and length is offered on the side plate of the seat pelvis frame
Waist hole, the long axis direction of the long lumbar hole is consistent with the glide direction of the second sliding rail, and second sliding rail is equipped with edge
The retainer of the long axis direction sliding of the long lumbar hole.
In the embodiment of the utility model ISOFIX sliding track mechanisms, the recliner is installed on the seat pelvis frame;Or
Person, the recliner are connected to by fixed link on the seat pelvis frame.
Description of the drawings
It is required in being described below to embodiment in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the structural schematic diagram of the ISOFIX sliding track mechanisms in the utility model the first embodiment.
Fig. 2 is the decomposition texture schematic diagram of the ISOFIX sliding track mechanisms in Fig. 1 embodiments.
Partial enlargement knot when Fig. 3 is recliner in the ISOFIX sliding track mechanisms in Fig. 1 embodiments, gear, rack clamping
Structure schematic diagram.
Side structure when Fig. 4 is recliner in the ISOFIX sliding track mechanisms in Fig. 1 embodiments, gear, rack clamping shows
It is intended to.
Fig. 5 is the structural schematic diagram of the ISOFIX sliding track mechanisms in second of embodiment of the utility model.
Fig. 6 is the decomposition texture schematic diagram of the ISOFIX sliding track mechanisms in Fig. 5 embodiments.
Fig. 7 is the structural schematic diagram of the ISOFIX sliding track mechanisms in the utility model the third embodiment.
Fig. 8 is the decomposition texture schematic diagram of the ISOFIX sliding track mechanisms in Fig. 7 embodiments.
Fig. 9 is the structural schematic diagram of the ISOFIX sliding track mechanisms in the 4th kind of embodiment of the utility model.
Figure 10 is the decomposition texture schematic diagram of the ISOFIX sliding track mechanisms in Fig. 9 embodiments.
Specific implementation mode
Illustrate that the embodiment of the utility model, those skilled in the art can be by this theorys below by way of specific specific example
Content disclosed by bright book understands other advantages and effect of the utility model easily.The utility model can also be by addition
Different specific implementation modes are embodied or practiced, and the various details in this specification can also be based on different viewpoints and answer
With carrying out various modifications or alterations under the spirit without departing from the utility model.
It should be noted that structure, ratio, size etc. depicted in this specification institute accompanying drawings, only coordinating
The bright revealed content of book is not limited to the enforceable limit of the present invention so that those skilled in the art understands and reads
Fixed condition, therefore do not have technical essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size, not
It influences under the effect of present invention can be generated and the purpose that can reach, should all still fall and be obtained in disclosed technology contents
In the range of capable of covering.Meanwhile it is cited such as "upper", "lower", "left", "right", " centre " and " one " in this specification
Term is merely convenient to being illustrated for narration, rather than to limit the scope of the invention, the change of relativeness or tune
It is whole, in the case where changing technology contents without essence, when being also considered as the enforceable scope of the present invention.
With growing steadily for automobile retention, automobile has become the preferred manner of people's trip, in order to preferably protect
The safety of children's ride-on automobile is demonstrate,proved, child safety seat becomes the primary selection of people.So, the peace of child safety seat
Full performance then becomes the matter of utmost importance that everybody is concerned about.
The ISOFIX sliding track mechanisms of child safety seat are a vital parts, are ensuring child safety seat peace
Under the premise of full property, the positioning after smoothly stretching and stretching in place, installation and use for child safety seat are facilitated
It is also vital.
Existing ISOFIX sliding track mechanisms can only control ISOFIX components and slide back and forth, slide backward on automotive seat
ISOFIX interfaces connect, and the ISOFIX components of not connected ISOFIX interfaces are retracted into the cushion of children's seat by forward slip.
And there is no the play being likely to occur after being installed in place with ISOFIX interfaces for ISOFIX components or because there are gaps for installation place
And the problems such as shaking, is studied, also without how the constructive scheme of flexible proposition of smooth operation ISOFIX.
Therefore, the utility model comes into being, and the utility model provides a kind of applied to child safety seat
ISOFIX sliding track mechanisms, operation is convenient, flexible smooth, and can realize the position locking of the ISOFIX after stretching in place,
And operated manually or electrically ISOFIX's is flexible, improves reliability and the safety of the ISOFIX of child safety seat.
The ISOFIX sliding track mechanisms of the utility model, mainly by the first sliding rail 11, the second sliding rail 12, recliner 13 and gear
Rackwork is constituted, wherein the first sliding rail 11 is fixed in the cushion skeleton of child safety seat, and welding can be used or bolt connects
The mode of connecing is fixed, and the second sliding rail 12 is slidedly arranged on first sliding rail 11, and the ISOFIX of child safety seat is connected to the second sliding rail 12
One end end, using the second sliding rail 12 relative to first sliding rail 11 sliding, it can be achieved that child safety seat ISOFIX
Telescopic moving.Recliner 13 using existing foldable vehicle seat backrest recliner core members, mainly by ratchet, draw
Guiding element and locking mechanism three parts composition, ratchet and guiding piece are axially installed and relative rotation, lock can occur around axis
Determine mechanism to be configured to lock the relative rotation between ratchet and guiding piece by engaging in radial directions, the recliner
Structure is the prior art, is used for the recliner of foldable vehicle backrest on the market and can all realize the angle modulation in the utility model
The function of device, concrete structure and internal structure are not the claimed technical essentials of the utility model, reference can be made to Chinese patent
The numerous patents such as ZL201710367090.1, ZL201610602936.0 document and Baidu libraryhttps:// wenku.***.com/view/62ecad7eae1ffc4ffe4733687e21af45b307febb.html《Backrest tune
Angle device self-locking mechanism analysis》The record of one text, does not go to live in the household of one's in-laws on getting married herein.From above-mentioned《Chair backrest angle adjuster self-locking mechanism is analyzed》In one text
It will already have become clear that recliner using ratchet and guiding piece other than realizing relative rotation, additionally it is possible to lock machine using it
Structure realizes the self-locking function after being rotated in place.
Recliner 13 in the utility model is by rack and pinion mechanism driving coupling in the second sliding rail 12, the rack-and-pinion
Mechanism is also the prior art, is made of in two sub-sections section of rack and gear part, wherein the periphery and rack of gear parts
Partial surface is respectively formed with zigzag structure, the zigzag structure matching engagement of the two, using gear parts be pivoted come
Section of rack is driven to move in a straight line.Further, which is fixedly connected or is shaped on the second sliding rail, the tooth
Wheel part is fixedly connected or is shaped in recliner 13, the rotation of the rotation driven gear part of recliner 13, Jin Eryin
Rack and pinion mechanism running is played, to drive the second sliding rail 12 along the first sliding rail sliding 11, realizes children's peace on the second sliding rail 12
The telescopic moving of the ISOFIX of full seat.After ISOFIX is moved in place, due to the self-locking function of recliner itself, stop operating
Recliner, gear parts accordingly stop rotating, and section of rack no longer moves, and lock ISOFIX.
The utility model by using above-mentioned technical proposal, using gear & rack structure realize recliner and the second sliding rail it
Between gear drive, when start driving mechanism, rotate recliner when, the rotation of the gear parts of recliner can drive the second sliding rail
Section of rack sliding so that the second sliding rail is moved relative to the first sliding rail, Telescopic movable child safety seat
ISOFIX;When only stopping driving mechanism, since there is recliner itself self-locking function, recliner to stop operating, the tooth of recliner
The section of rack of the second sliding rail is blocked in wheel part, and the ISOFIX of lockable child safety seat is easy to operate and safe and reliable.
As the better embodiment of the utility model, ISOFIX sliding track mechanisms further include for driving recliner 13 to rotate
Driving mechanism, which is to be connected to the handwheel or electric rotating machine of recliner 13, when driving mechanism be handwheel when, sliding rail
Mechanism is to manually control, and when driving mechanism is electric rotating machine, sliding track mechanism controls system to be electronic.Further, the driving machine
Structure is fixedly connected on the center of rotation of recliner by swingle, i.e. swingle is connected to ratchet and handwheel or the rotation of recliner
Between motor.The guiding piece of recliner 13 is directly fixed or the seat pelvis frame of child safety seat, hand are connected to by fixed link
The ratchet wheel of wheel or electric rotating machine driving recliner, drives rack and pinion mechanism running, telescopic moving ISOFIX, handwheel or rotation
Rotating motor stops driving pawl, under the self-locking function of the locking mechanism of recliner, locks ratchet and guiding piece, stop gear teeth
The running of mechanism locks ISOFIX.
The ISOFIX sliding track mechanisms of the utility model are done in the following with reference to the drawings and specific embodiments and are said in further detail
It is bright.
Embodiment 1:
Shown in Fig. 1~4, a kind of embodiment paraphrase manually implemented shape of the utility model ISOFIX sliding track mechanisms
Formula.As shown, the ISOFIX sliding track mechanisms include mainly 2 first sliding rails 11,2 second sliding rails 12, a recliner 13, a tooth
Take turns rackwork and a handwheel 14.The seat pelvis frame 10 of child safety seat has a chassis 101 and the phase set on the chassis 101
To two blocks of side plates 102 of both sides, the chassis 101 in the present embodiment uses closed bottom plate, in addition, can also be used frame structure or
The quantity of coupling beam structure, rack and pinion mechanism can be one or more groups of, when using multigroup rack and pinion mechanism, can increase adjusting
The stability of ISOFIX, and can be symmetrically disposed on a both sides for the center line of pelvis frame, two or more sets gears by preferably two groups
Rackwork can refer to the facilities of the single group rack and pinion mechanism in the present embodiment in the facilities on seat pelvis frame.
In the present embodiment, 2 first sliding rails 11 and 2 second sliding rails 12 are symmetrical arranged present pelvis frame 10 correspondingly
Chassis 101 both sides, and respectively close in the side plate 102 of 101 both sides of chassis, wherein the first sliding rail 11 uses rectangle sliding slot,
Internal run-through forms slot;Second sliding rail also uses rectangle sliding slot, is inserted in the slot of the first sliding rail, every 1 second sliding rail
12 are slidedly arranged on correspondingly in one first sliding rail 11, and are connected with each other using connecting rod 121 between 2 second sliding rails 12 of both sides
Integrally, section of rack 151 uses an independent rack, the rack to be parallel to the glide direction water of the first sliding rail and the second sliding rail
Flat to be arranged between 2 second sliding rails 12, the first end of the rack is fixedly connected on the middle part of connecting rod 121, the second end of the rack
Extend to the direction of the first sliding rail 11, a bearing support 111, the second end of the rack are connected between 2 second sliding rails 11 of both sides
Shelve or be fixed on the middle part of the bearing support 111.One end end of every 1 second sliding rail 12 is connected to a child safety seat
ISOFIX 100.In this way, 2 second sliding rails 12 of both sides are connected to an entirety by connecting rod 111, need to only utilize a set of
Rack and pinion mechanism can synchronize the movement for two ISOFIX 100 for realizing both sides, easy to operate and safe and reliable.Wherein, tooth
The form of item part can also be used directly continuously is arranged multiple sawtooth in the upper surface of the second sliding rail, constitutes rack and pinion mechanism
Section of rack, the mechanism of action is identical as independent rack is arranged, and the installation position of only section of rack changes, and has no effect on phase
Answer the realization of function.
Coordinate shown in Fig. 1 and Fig. 2, offers long lumbar hole 103, and both sides on the both sides side plate 102 of seat pelvis frame 10 respectively
103 position of long lumbar hole on side plate 102 is oppositely disposed.The sliding side of the long axis direction of the long lumbar hole 103 and the second sliding rail 12
To retainer 122 consistent, that the second sliding rail 12 is slided equipped with the long axis direction along long lumbar hole 103, retainer 122 is correspondingly
It is slidedly arranged in the long lumbar hole 103 on both sides side plate 102, shoulder bolt can be used in retainer 122, fixes, can protect with the second sliding rail 12
Demonstrate,prove the stationarity when sliding of the second sliding rail 12.
A through hole is also offered respectively on the both sides side plate 102 of seat pelvis frame 10, and the both ends of a swingle 16 are worn respectively
In the through hole on both sides side plate 102, and swingle 16 can be freely rotated in through hole around own axes.One handwheel 14
It is fixed on one end end of swingle 16, the modes such as welding or grafting can be used and connect.The rotation center of the ratchet of recliner 13
Trepanning is simultaneously arranged on the swingle 16, and the ratchet of recliner 13 and swingle 16 are fixed.Preferably, cooperation Fig. 2~4 institutes
Show, in the present embodiment, the trepanning of the rotation center of the ratchet of recliner 13 uses keyhole, that is, has a center hole
Correspondingly a limit protrusion portion is set on the shaft of swingle 16 with the limiting slot for being formed in the center hole edge
161 so that limiting slot in recliner 13 after assembly caters to the limit protrusion portion 161 on swingle 16, to angle modulation
Device 13 and swingle 16 are positioned, and prevent the two from opposite play occurring in rotation process, keep recliner 13 to be driven steady
It is qualitative.
Recliner 13 is vertically arranged, and peripheral surface is rounded, and the gear parts 152 in rack and pinion mechanism include continuously setting
Multiple first sawtooth being placed on the outer circumference surface of recliner 13, specifically, which forms in the ratchet of recliner 13
Outer circumference surface on, i.e., the outer circumference surface of the ratchet of recliner 13 is fabricated directly into zigzag fashion.As shown in Figure 3 and Figure 4, tooth
First sawtooth of wheel part 152 is just stuck in the sawtooth of section of rack 151, and rack and pinion mechanism is implemented in combination with by sawtooth
Machine driving.The guiding piece of recliner 13 is fixedly connected on by a fixed link 130 on the side side plate 102 of pelvis frame 10.
In the present embodiment, gear shape is made on the outside of recliner, because recliner itself has self-locking function, when logical
Cross handwheel and swingle rotation recliner, the gear feature band carry-over bar on the outside of recliner slides, the second sliding rail of control relative to
First sliding rail moves, and adjusts ISOFIX;Gear feature on the outside of the recliner that stops operating, adjuster directly blocks rack, adjusts
The rotating path of angle device keeps gear feature and the rack feature on the second sliding rail at a fully engaged.
Embodiment 2:
Shown in Fig. 5 and Fig. 6, the another kind of embodiment paraphrase the utility model ISOFIX sliding track mechanisms is real manually
Existing form.As shown, the ISOFIX sliding track mechanisms are equally by the first sliding rail 11, the second sliding rail 12, recliner 13, rack-and-pinion
Mechanism and handwheel 14 are constituted.Wherein, the setting of the first sliding rail 11, the second sliding rail 12 and handwheel 14 is corresponding with embodiment 1 special
It levies identical.The difference is that recliner 13 and gear parts are split in the present embodiment, the gear of rack and pinion mechanism
Part 152 uses independent gear, section of rack 151 that independent rack, wheel and rack is also used to be meshed, and realizes transmission,
The center of rotation of gear is arranged and is fixed on swingle 16, and handwheel 14 is fixedly connected on one end end of swingle 16, passes through
Handwheel 14 is rotated, band moving gear rotates, and in sawtooth of the sawtooth card on gear on rack, is moved with rack, to drive
The second sliding rail 12 movement of rack, telescopic adjustment ISOFIX are connected to by connecting rod 121.
The quantity of recliner 13 in the present embodiment is two, reserves and adjusts respectively on the both sides side plate 102 of pelvis of being present frame 10
The installation site of angle device 13, two recliners 13 are mounted on the installation site reserved on the side plate of both sides correspondingly, specifically,
The guiding piece of recliner 13 is directly connected and fixed with side plate, and the trepanning of the center of rotation of the ratchet of recliner 13 is arranged and is fixed on
On swingle 16, when swingle rotates, the ratchet of recliner 13 can be relative to its guiding piece synchronous rotary, when swingle stops
When rotation, the self-locking function of recliner 13 fixes swingle 16, and rack is blocked in gear fixation so that rack front and back cannot move
Dynamic, the second sliding rail can not slide, and lock ISOFIX.
Embodiment 3:
Shown in Fig. 7 and Fig. 8, a kind of embodiment paraphrase electronic realization of the utility model ISOFIX sliding track mechanisms
Form.As shown, the ISOFIX sliding track mechanisms are by 2 first sliding rails 11,2 second sliding rails 12, a recliner 13, a gear teeth
Mechanism is constituted, and 2 first sliding rail 11,2 second sliding rails 12, a recliner 13, the setting of a rack and pinion mechanism and reality
The character pair applied in example 1 is identical.It the difference is that only, the driving mechanism in the present embodiment uses an electric rotating machine
14 ', instead of the handwheel in embodiment 1, to drive swingle to rotate, to drive recliner to rotate, realize rack and pinion mechanism
Transmission, the movement with the second sliding rail relative to the first sliding rail recycles itself function of recliner, stops turning in swingle
It is locked after dynamic, the movement of locking ISOFIX.Wherein, the side side of the fixed pelvis frame 10 of being present of the electric rotating machine 14 '
On plate 102, the output end of electric rotating machine 14 ' is fixedly connected on swingle, and 16 turns of swingle is driven by starting electric rotating machine 14 '
It is dynamic.
Embodiment 4:
Shown in Fig. 9 and Figure 10, the another kind of embodiment paraphrase the utility model ISOFIX sliding track mechanisms is electronic
Way of realization.As shown, the ISOFIX sliding track mechanisms are by 2 first sliding rails 11,2 second sliding rails 12, two recliners 13, a tooth
It takes turns rackwork to constitute, rack and pinion mechanism therein uses independent gear and rack, structure and operation principles and embodiment 2
In rack and pinion mechanism it is identical, in addition, the setting of 2 first sliding rails 11,2 second sliding rails 12 and two recliners 13 is also same
Character pair in embodiment 2 is identical.It the difference is that only, the driving mechanism in the present embodiment uses an electric rotating machine
14 ', instead of the handwheel in embodiment 2, to drive swingle 16 to rotate, to be rotated with moving gear, realize rack and pinion mechanism
Transmission, the movement with the second sliding rail relative to the first sliding rail recycles itself function of recliner, stops turning in swingle
It is locked after dynamic, the movement of locking ISOFIX.Wherein, the side side of the fixed pelvis frame 10 of being present of the electric rotating machine 14 '
On plate 102, the output end of electric rotating machine 14 ' is fixedly connected on swingle, and 16 turns of swingle is driven by starting electric rotating machine 14 '
It is dynamic.
It should be noted that structure, ratio, size etc. depicted in this specification institute accompanying drawings, only coordinating
The bright revealed content of book, so that those skilled in the art understands and reads, being not limited to the utility model can implement
Qualifications, therefore do not have technical essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size,
In the case where not influencing the effect of the utility model can be generated and the purpose that can reach, should all still fall disclosed in the utility model
Technology contents obtain and can cover in the range of.Meanwhile in this specification it is cited as "upper", "lower", "left", "right", " in
Between " and " one " etc. term, be merely convenient to being illustrated for narration, rather than to limit the enforceable range of the utility model,
Relativeness is altered or modified, in the case where changing technology contents without essence, when being also considered as the enforceable scope of the utility model.