CN208978678U - A kind of child safety seat headrest - Google Patents

Abstract

The utility model discloses a kind of child safety seat headrests, wherein headrest includes: backrest frames, for being connected with seat frame；Head pillow frame is connected with backrest frames；Absorption cell is covered on head pillow frame, is connected with head pillow frame；Supporting element, including flank support and back rest supports, backrest frames are arranged between absorption cell and back rest supports；Shell is arranged in the flank support of supporting element, is connected with backrest frames；Wherein, the first connection component that limitation shell is detached from flank support is equipped between shell and flank support, first connection component is nonmetallic fastener structures, the second connection component that limitation shell is detached from backrest frames is equipped between shell and backrest frames, the second connection component is arranged between backrest frames and back rest supports.It the advantage is that, the shell on the outside of flank is connected by nonmetallic fastener structures with flank support, and will include the second connection component setting of metal class locking member at backrest frames.

Description

A kind of child safety seat headrest

Technical field

The utility model relates to child safety seat technical field more particularly to a kind of child safety seat headrests.

Background technique

Currently, there has also been child safety seats with the development of society, people are also more comprehensively thoughtful to the protection of children Appearance.Child safety seat is a kind of seat of protection children's safety for aiming at children in different ages design, is usually arranged In automobile, the safety of children when can effectively ensure that driving.In the case where automobile collides or slows down suddenly, children Safety seat can slow down the impact force to children, and the body of limiting child is mobile, thus reduce it is right in vehicle traveling process The injury of children, it is ensured that the safety by bus of children.

The Chinese patent that the Authorization Notice No. that authorization on 09 05th, 2017 is announced is CN104986064B discloses one kind The fixing belt of bikini is respectively set by the two sides in seat body for vehicle-mounted child safety seat, so that fixing belt and automobile Fixed angle between seat can change with the speed or driving status of vehicle, seat body firmly can be strapped in automobile On seat, seat body is avoided to generate displacement or shake, ensures that the seating safety of children.The skill that the utility model provides Art scheme is to reduce the influence caused by children of the shaking in vehicle traveling process by limiting the movement of children's torso, and right The more fragile incidence of children does not accomplish comprehensively to protect, and is easy to cause certain injury to children.

And existing headrest flank shell is mostly plastic decorating part, installing fixed majority is the rigid portions such as bolt or screw Part, when meeting the side crash in traffic accident, rollover the case where, flank shell is easily broken, and keeps rigid connector thereon de- It falls, or is inserted directly into children head, mortal injury is caused to children.And just containment weight processed is larger, it is not easy to install, and aesthetics Not as good as plastic decorating part.

To sum up, there are larger security risks for existing vehicle-mounted child safety seat and its neck safeguard structure.

Utility model content

For overcome the deficiencies in the prior art, one of the utility model is designed to provide a kind of child safety seat head It rests the head on, not set metal rigidity connector on flank shell of resting the head on prevents metal rigidity connector to be detached from injury children.

To achieve the above object, the utility model provides a kind of child safety seat headrest, comprising:

Backrest frames, for being connected with seat frame；

Head pillow frame, including flank component and back element, are connected with the backrest frames；

Absorption cell is covered on head pillow frame, is connected with the head pillow frame；

Supporting element, including flank support and back rest supports, the backrest frames are arranged in the absorption cell and the backrest Between support；

Shell is arranged in the flank support of the supporting element, is connected with the backrest frames；Wherein, described It is equipped between shell and flank support and limits the first connection component that the shell is detached from flank support, first connection Component is nonmetallic fastener structures, is equipped with to limit between the shell and the backrest frames and leans on spine described in the shell disengaging Second connection component of frame, second connection component are arranged between the backrest frames and the back rest supports.

Further, first connection component includes L-type hook and the block button hole that is adapted to the L-type hook.

Further, the inside of the shell, the block button hole pair are arranged in along the outer edge for the L-type hook It is arranged in answering in the flank support.

Further, second connection component includes connection strap, link slot and the locking connection strap and the backrest The locking piece of skeleton, the connection strap are penetrated in the link slot and are locked on the backrest frames by the locking piece.

Further, the locking piece is lock screw, and the backrest frames are equipped with to be passed through simultaneously for the lock screw First screw hole of locking.

Further, the absorption cell includes backrest absorption cell, is set between the backrest frames and the backrest absorption cell There is the third connection component for being locked in the head pillow frame on the absorption cell, the third connection component is leaned on described Spine frame is connected.

Further, the third connection component includes the first connection for offseting and connecting with the backrest frames inner wall Portion, the second connecting portion to offset with the head pillow frame and the third interconnecting piece being connected with the backrest absorption cell, it is described Second connecting portion is adapted with the surface of the head pillow frame.

Further, the head pillow frame includes at least one round tube bracket, the round tube bracket and the absorption cell it Between be equipped with connection structure, the connection structure includes the first connector that the round tube stent ends are arranged in, and setting exist Second connector of the flank branch supporting piece close to the position of head pillow frame, first connector and second connector One of the outside of the round tube bracket is set, another one is arranged between the round tube bracket and the absorption cell, institute It states the first connector and second connector is equipped with mounting groove compatible with the round tube bracket, the round tube bracket is embedding Enter in the mounting groove.

Compared with prior art, the utility model has the beneficial effects that:

Shell on the outside of flank is connected by nonmetallic fastener structures with flank support, and will include that metal class is locked Second connection component of tight part is arranged at backrest frames, general in knockout process since backrest frames are generally rigid member It can only deform without being crushed, the second connection component thereon does not pass through backrest frames and causes secondary wound to the children of seating Evil, improves the safety of child safety seat.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the safety seat of the headrest equipped with the utility model embodiment；

Fig. 2 is the absorption cell of the utility model embodiment and the structural schematic diagram of head pillow frame；

Fig. 3 is that the utility model embodiment removes the structural schematic diagram after shell；

Fig. 4 is the structural schematic diagram of the third connection component of the utility model embodiment；

Fig. 5 is the explosive mechanisms schematic diagram of the utility model embodiment；

Fig. 6 is the structural schematic diagram of the absorption cell of the utility model embodiment；

Fig. 7 is the structural schematic diagram of the damping of the utility model embodiment；

Fig. 8 is that the head pillow frame of the utility model embodiment is assemblied in the structural schematic diagram on backrest frames.

In figure:

10, backrest frames；11, the first screw hole；12, the second screw hole；13, third screw hole；14, snap close piece；

20, head pillow frame；21, flank component；211, round tube bracket；212, the first connector；213, the second connector； 214, mounting groove；22, back element；23, third connection component；231, first connecting portion；232, second connecting portion；233, third Interconnecting piece；

30, absorption cell；31, backrest absorption cell；311, boss；312, fastener；32, side absorption cell；321, damping； 322, frame structure；323, damping trough；324, arc support rod；325, the first mounting post；326, reinforcing rib；327, the second installation Column；33, the first lug boss；34, the second lug boss；35, third protrusion portion；36, groove；

40, supporting element；41, flank supports；42, back rest supports；43, link slot；

50, shell；51, the first connection component；511, L-type hook；512, block button hole；52, the second connection component；521, even Narrow bars；522, locking piece；53, cushion chamber.

Specific embodiment

In the following, being described further in conjunction with attached drawing and specific embodiment to the utility model, it should be noted that Under the premise of not colliding, it can be formed in any combination between various embodiments described below or between each technical characteristic new Embodiment.

In the description of the present invention, it should be noted that for the noun of locality, if any term " center ", " transverse direction ", " longitudinal direction ", " length ", " width ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", The indicating positions such as "bottom", "inner", "outside", " clockwise ", " counterclockwise " and positional relationship are orientation based on the figure or position Relationship is set, narration the utility model is merely for convenience of and simplifies description, rather than the device or element of indication or suggestion meaning It must have a particular orientation, constructed and operated with particular orientation, should not be understood as the specific protection model for limiting the utility model It encloses.

In addition, being used for description purposes only if any term " first ", " second ", it is not understood to indicate or imply relatively heavy The property wanted or the quantity for implicitly indicating technical characteristic." first " is defined as a result, " second " feature can be expressed or implicit include One or more this feature, in the utility model description, " several " are meant that two or more, unless otherwise bright It is really specific to limit.

In the present invention, except as otherwise clear stipulaties and restriction, if any term " assembling ", " connected ", " connection " term It should go to understand as broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It is also possible to machine Tool connection；It can be directly connected, be also possible to be connected by intermediary, can be and be connected inside two elements.For For those of ordinary skill in the art, can understand as the case may be above-mentioned term in the present invention specifically contain Justice.

Referring to Fig. 1 to Fig. 8 of attached drawing, a kind of child safety seat headrest and its dress of embodiment according to the present utility model It will be elucidated in following description with technique, wherein child safety seat headrest solves the presence peace of existing safety headrest The problem of full hidden danger, eliminates the rigid connector on the shell of headrest side, avoids rigid connector and fall off, or directly inserts Enter children head, children are caused with the risk of mortal injury.

For automobile when side receives shock, the children rided in child safety seat generally will receive two kinds of injuries, and one Kind acts directly on flank for the impact force that shock side is transmitted causes flank to deform to strike children, another for shock The impact force that side is transmitted is acted on to base of children safety seat, is made to take children therein and is fiercely tilted to the other side, and neck is hit The flank to the other side is hit, due to fast speed, impact force is big, and the buffering on flank is insufficient and causes children injured.This reality Above-mentioned two situations have been made with related improvement with novel pin, the embodiments of the present invention have been carried out with reference to the accompanying drawing detailed Elaboration.

A kind of child safety seat headrest, comprising:

Backrest frames, for being connected with seat frame；Seat frame is the fixed frame for being connected to the safety seat of automotive seat；

Head pillow frame 20, including flank component 21 and back element 22, are connected with the backrest frames 10；For connecting Headrest assemblies and seat-assembly；

Absorption cell 30 is covered on head pillow frame 20, is connected with the head pillow frame 20；Absorption cell 30 is inhaled including side Energy part 32 and backrest absorption cell 30,30 split settings of side absorption cell 32 and backrest absorption cell facilitate processing；Side absorption cell 32 It is interior to be equipped with damping 321, damping 321 include include that the frame structure 322 of surrounding is set and equipped in the frame Damping trough 323 among structure 322, the effect of damping trough 323 are that side absorption cell 32 is made to have bigger deformation space, increase Add impact force absorbent properties, while the setting of frame structure 322 is adsorbed on damping machine convenient for the absorption cell 30 made of foaming piece Easy to process on structure 321, frame structure is made of several arc support rods 324；For second of impact events, in addition to utilizing Except 322 buffering percussive force of frame structure, when in the head impact to side absorption cell 32 of children, side absorption cell 32 is by change Shape carries out absorption buffering to impact force, and the setting of damping trough 323 keeps the deformation of side absorption cell 32 bigger, and head will not be because hitting Hitting to the hardboard in side absorption cell 32 causes buffering inadequate and causes to damage；

Supporting element 40, including flank support 41 and back rest supports 42, the backrest frames 10 are arranged in the absorption cell 30 Between the back rest supports 42；The U-shaped structure of entire supporting element 40, is an integral structure, and the dispersion for being conducive to impact force passes It leads, further increases buffering effect；

Shell 50 is arranged in the flank support 41 of the supporting element 40, is connected with the backrest frames 10；Its In, it is equipped between the shell 50 and flank support 41 and limits the first connection group that the shell 50 is detached from flank support 41 Part 51, first connection component 51 are nonmetallic 312 structure of fastener, are equipped between the shell 50 and the backrest frames 10 The second connection component 52 that the shell 50 is detached from the backrest frames 10 is limited, second connection component 52 is arranged described Between backrest frames 10 and the back rest supports 42.

The connector of metal class is focused on position of back by the present embodiment, since backrest frames 10 are generally rigid member, General in knockout process only to deform without being crushed, the second connection component 52 thereon does not pass through 10 pairs of backrest frames seatings Children cause secondary injury, improve the safety of child safety seat.When the both ends of the supporting element 40 to U-shaped structure are applied When adding external force, due to being provided with the first connection structure and the second connection structure on the inside of shell 50, shell 50 will not be in external force Under fall off.The connection of shell 50 fastens, and avoids under the effect of external force, and shell 50 is tilted or fallen off and causes to scratch to children； It avoids in the case where having a car accident or hitting suddenly, shell 50, which falls off, causes secondary injury to children.

In order to increase the energy absorption ability of absorption cell 30, it is equipped with damping 321 in side absorption cell 32, in order to connect flank Support 41 and damping 321, the frame structure 322 are equipped with the first mounting post 325, energy-absorbing towards the side of the protective cover The first lug boss 33 is correspondingly provided on part 30, first mounting post 325 is located in first lug boss 33, the flank branch Support 41 is connected and fixed with the damping 321 by first lug boss 33, after flank support 41 is hit, first Impact force is conducted the collapse for causing frame structure 322 to frame structure 322, simultaneous buffering impact force by mounting post 325.First Reinforcing rib 326 is equipped between mounting post 325 and frame structure 322, to carry more impact forces.

In order to install damping 321, the flank component 21 is equipped with the connector for connecting the absorption cell 30, The connector includes the first connector 212 that 21 end of flank component is arranged in, and is arranged in the flank component 21 close to the position of head pillow frame 20 the second connector 213, the side of frame structure 322 towards the protective cover is equipped with Second mounting post 327, the absorption cell 30 are equipped with corresponding second lug boss 34, and the second mounting post 327 is located at the second protrusion In portion 34, second lug boss 34 is connected respectively with first connector 212 and second connector 213 to connect The flank component 21 and the frame structure 322.When side is hit, impact force is conducted through protective cover to damping 321 and flank component 21, flank component 21 be connected with head pillow frame 20, impact force can be conducted to head pillow frame 20, be avoided The incidence of children further enhances the endurance of damping 321.The absorption cell 30 towards the flank component 21 one Face is equipped with third protrusion portion 35, and the third protrusion portion 35 is equipped with groove 36 compatible with the flank component 21, institute Groove 36 is stated for accommodating and supporting the flank component 21.More specifically, the first connector and the second connector and headrest Skeleton is welded into overall structure, and flank component includes round tube bracket, and round tube bracket is located on the first connector and the second connector 's

Meanwhile shell 50 swells outward with 323 relative position of damping trough, the cavity of formation and the cushion chamber 53 connect It is logical, the outside bump of shell 50 composition collapsing structure, effective cushion impact forces, and in order to realize shell 50 and flank support 41 Between connection, and do not influence the crumple of shell 50, first connection component 51 include L-type hook 511 and with the L-type card Hook the block button hole 512 of 511 adaptations.Shell 50 is elastic component made of plastic part or other elastic materials；Block button hole 512 can Be with the matched through-hole of L-type hook 511, be also possible to and the matched blind hole of L-type hook 511；When L-type hook 511 is L-type card When hooking 511, block button hole 512 is longer than the length of L-type hook 511, L in the Opening length of shell 50 being slidably installed on direction Type hook 511 can be L-type hook 511 as shown in Figure 5, be also possible to other elastic constructions that can be fixed with hole, L-type hook 511 at least one, at least one L-type hook 511 is uniformly distributed in the inside of shell 50.In the present embodiment, L-type hook 511 It is set as 5 L-type hooks 511, the opening of L-type hook 511 is towards back, the distribution mode of 5 L-type hooks 511 such as Fig. 5 institute Show, 1 L-type hook 511 is located at the tail portion of shell 50, and in addition 4 L-type hook 511 two are one group, in the geometry of shell 50 The heart is symmetry axis, is distributed in the edge of shell 50, structure setting mode so, the connection of shell 50 and U-shaped supporting element 40 is more Add stabilization, shell 50 is more uniformly stressed, and will not be fallen off easily under external force, and edge tilting, Jin Erhua will not occur The case where hurting children.

Shell 50 falls off from headrest in order to prevent simultaneously, in addition to the first bindiny mechanism, the head restraint support 40 and institute It states and is equipped with the second bindiny mechanism between shell 50, second connection component 52 includes connection strap 521, link slot 43 and locking institute The locking piece 522 of connection strap 521 Yu the backrest frames 10 is stated, the connection strap 521 penetrates in the link slot 43 and by institute Locking piece 522 is stated to be locked on the backrest frames 10.

Connection strap 521 at least one, at least one connection strap 521 is uniformly distributed in the inside of shell 50.As shown, even Narrow bars 521 can be direct plugging member, when connection strap 521 be direct plugging member when, direct plugging member at least there are two, the insertion side of direct plugging member To being parallel with back rest supports 42.After direct plugging member insertion at this time, one end that shell 50 is connect with back rest supports 42 is fixed Firmly, i.e., this end cannot move freely.First be equipped with positioned at the end of a direct plugging member of lower end on screw hole, with backrest frames 10 Screw hole 11 is corresponding, after direct plugging member insertion, is connected direct plugging member and back rest supports 42 and backrest frames 10 by lock screw Get up；Screw hole is equipped with positioned at the end of another direct plugging member of upper end, and the back side of absorption cell 30 is equipped with boss 311, on boss 311 Equipped with screw hole corresponding with screw hole, screw insertion back rest supports 42 simultaneously lock the connection on absorption cell 30 and shell 50.Straight cutting The connection of part and concave station can also be fixed in the form of hook, when fixed using hook, not using screw, screw etc. Rigid member is fixed, safer to children.When fixed using hook form, hook is set to direct plugging member end, after insertion, Hook is caught in link slot 43, completes to fix.

Direct plugging member is inserted into link slot 43 by shell 50 when being installed to lateral support 40, meanwhile, L-type hook 511 are caught in block button hole 512, and with the insertion of direct plugging member, L-type hook 511 slides in block button hole 512, as direct plugging member is inserted into When bottom, two connection straps 521 are then locked in the clamping in block button hole 512 of L-type hook 511, realize shell 50 and lateral bolster The connection of support member 40 and backrest frames 10.Rigid metal connector is focused on into backrest frames 10, effectively prevent rigid metal Connector is detached from.

As shown in Figure 1, the absorption cell 30 includes backrest absorption cell 31, the backrest frames 10 and the backrest absorption cell The third connection component 23 for being locked in the head pillow frame 20 on the absorption cell 30 is equipped between 31, the third connects Connected components 23 are connected with the backrest frames 10.When installation, first by two side absorption cells 32 and backrest absorption cell 30 and head Occipital bone frame 20 is connected by third connection component 23, and then head pillow frame 20 is placed on backrest frames 10, third is connected Connected components 23 are connected with backrest frames 10, so that head pillow frame 20 be made to be installed on backrest frames 10, then carry out subsequent 50 installation procedure of shell.

More specifically, the third connection component 23 includes first for offseting and connecting with 10 inner wall of backrest frames Interconnecting piece 231, the second connecting portion 232 to offset with the head pillow frame 20 and be connected with the backrest absorption cell 31 Three interconnecting pieces 233, the second connecting portion 232 are adapted with the surface of the head pillow frame 20.Head pillow frame 20 is rigid member, Third interconnecting piece 233 is equipped with screw hole, and the position corresponding with third interconnecting piece 233 of backrest absorption cell 30 is equipped with installation base 311, Third interconnecting piece 233 and backrest absorption cell 30 are fixedly connected by screw screw hole with installation base 311, when installation, first by third Second connecting portion in connection welds together with head pillow frame, forms integral solder part, is then placed on head pillow frame 20 Third interconnecting piece 233 on third connection component 23 is aligned by the back side of backrest absorption cell 30 with installation base 311, then, is used Screw locking third interconnecting piece 233 and backrest absorption cell 30, then pick up head pillow frame 20, by first connecting portion 231 with lean on 10 inner wall of spine frame offsets, and is directed at the screw hole of first connecting portion 231 and the second screw hole 12 and third screw of backrest frames 10 Hole 13, with screw locking third connection component 23 and backrest frames 10, so that head pillow frame 20 and backrest absorption cell 30 is fixed On backrest frames 10.

Side absorption cell 32 is then placed on the two sides of head pillow frame 20, the round tube bracket 211 is inhaled with the side It can be equipped with connection structure between part 32, side absorption cell 32 is fixed with round tube bracket 211 by connection structure, the connection structure The first connector 212 including 211 end of round tube bracket is arranged in, and setting support 41 firmwares close in the flank Second connector 213 of the position of head pillow frame 20, one of first connector 212 and second connector 213 The outside of the round tube bracket 211 is set, another one is arranged between the round tube bracket 211 and the frame structure 322, First connector 212 and second connector 213 are equipped with mounting groove 214 compatible with the round tube bracket 211, The round tube bracket 211 is embedded in the mounting groove 214.As shown in Fig. 2, the first connector 212 is located at outside round tube bracket 211 Side, the second connector 213, which is pressed, is located at the inside of round tube bracket 211, therefore, in order to facilitate the installation of, round tube bracket 211 is first put into the In the mounting groove 214 of two connectors 213, the first connector 212 is then placed, mounting groove 214 is aligned with round tube bracket 211, First connector and the second connector are welded together with round tube bracket, head pillow frame is made to form integral solder part, then will Second connector 213 is connect with side absorption cell 32, and side absorption cell 32 is placed on round tube bracket 211, the first connector 212 be equipped with screw hole, screw hole is aligned and is locked with the mounting hole of side absorption cell 32, due between round tube with the first connector 212 be that rigid metal is made, and non-breakable in collision, therefore, screw piece thereon is not easily to fall off, will not cause to children It threatens, the strength and stability of entire side absorption cell 32 can be enhanced instead.It is worth noting that, can also be the first connector 212 are located at the inside of round tube bracket 211, and the second connector 213 is located at the outside of round tube bracket 211, but to prevent round tube bracket 211 in knockout process end is unlocked and uplift and deformation, round tube bracket is located at using the first connector 212 in the present embodiment 211 outsides, the second connector 213 presses the structure for being located at 211 inside of round tube bracket, but the protection scope of the present embodiment is not by above-mentioned Structure limitation.

The lower end of backrest absorption cell 30 is equipped with fastener 312, and the lower end corresponding position of backrest frames 10 is equipped with snap close piece 14, lock Fastener 14 is detachably connected with the fastener 312, tilts the lower end of backrest absorption cell 30.

In order to realize the purpose of this utility model, the utility model also provides a kind of assembler of child safety seat headrest Skill includes the following steps:

Head pillow frame installation steps, by head pillow frame 20 flank component 21, back element 22 respectively with absorption cell 30 It is connected, then absorption cell 30 is connected with the backrest frames 10, head pillow frame 20 and backrest frames 10 is fixed；

Supporting element 40 is connected by supporting element installation steps with absorption cell 30, the head pillow frame 20 is clamped in described Between supporting element 40 and the absorption cell 30；

Shell installation steps, shell 50 are connected in the flank support 41 of supporting element 40 by the first connection component 51, are led to The second connection component 52 is crossed to lock with the back of the supporting element 40 and the backrest frames 10.

First connection component 51 includes L-type hook 511 and the block button hole 512 being adapted to the L-type hook 511, institute Stating the second connection component 52 includes that second connection component 52 includes connection strap 521, link slot 43 and the locking connection strap 521 include the following steps with the locking pieces 522 of the backrest frames 10, the technique,

L-type hook 511 is caught in block button hole 512, connection strap 521 is embedded in link slot 43, L-type hook 511 is towards described Shell 50 is made L-type hook 511 block the block button hole by the bending of 43 direction of link slot towards 43 direction of link slot movement 512 side wall, and connection strap 521 and supporting element 40 are lockked with locking piece 522, to realize the shell 50 and the supporting element 40 And backrest frames 10 are connected and fixed.

In conjunction with above structure, 50 installation steps of shell more specifically, shell 50 be installed to lateral support 40 when It waits, direct plugging member is inserted into link slot 43, the end positioned at a direct plugging member of lower end is equipped on screw hole, with backrest frames 10 First screw hole 11 is corresponding, after direct plugging member insertion, by lock screw by direct plugging member and back rest supports 42 and backrest frames 10 It connects；It is equipped with screw hole positioned at the end of another direct plugging member of upper end, the back side of absorption cell 30 is equipped with boss 311, boss 311 are equipped with screw hole corresponding with screw hole, and screw insertion back rest supports 42 simultaneously lock the connection on absorption cell 30 and shell 50； Meanwhile L-type hook 511 is caught in block button hole 512, with the insertion of direct plugging member, L-type hook 511 slides in block button hole 512, with Direct plugging member when be inserted into bottom, two direct plugging members are then locked in the clamping in block button hole 512 of L-type hook 511, realize shell 50 with the connections of lateral support 40 and backrest frames 10.

And the mounting means of entire safety headrest is as follows:

When installation, the first connector, the second connector and third connector are first welded on one with round tube bracket respectively It rises, is welded in the mounting groove that round tube bracket is embedded on the first connector and the second connector and with it, and by third connector On second connecting portion offset and weld with round tube bracket, make head pillow frame formed integral solder part, then head pillow frame 20 is put It sets at the back side of backrest absorption cell 30, the third interconnecting piece 233 on third connection component 23 is aligned with installation base 311, and Afterwards, with screw locking third interconnecting piece 233 and backrest absorption cell 30, then head pillow frame 20 is picked up, by first connecting portion 231 It offsets with 10 inner wall of backrest frames, is directed at the screw hole of first connecting portion 231 and the second screw hole 12 and third of backrest frames 10 Screw hole 13, with screw locking third connection component 23 and backrest frames 10, thus by head pillow frame 20 and backrest absorption cell 30 It is fixed on backrest frames 10；

When seating side absorption cell 32, first the second connector 213 is connect with side absorption cell 32, then by side energy-absorbing Part 32 is placed on round tube bracket 211, round tube bracket 211 is put into the mounting groove 214 of the second connector 213, is then placed Mounting groove 214 is aligned by the first connector 212 with round tube bracket 211, and the first connector 212 is equipped with screw hole, by screw hole and side The mounting hole of face absorption cell 32 is aligned and locks, due between round tube and the first connector 212 be that rigid metal is made, touching Non-breakable when hitting, therefore, screw piece thereon is not easily to fall off, will not threaten to children, can enhance entire side instead The strength and stability of absorption cell 32；

Moreover, it is noted that above-mentioned mounting means is an embodiment of this technique, the head pillow frame peace in this technique Dress step, which is also possible that, is first welded on one with round tube bracket respectively for the first connector, the second connector and third connector It rises, is welded in the mounting groove that round tube bracket is embedded on the first connector and the second connector and with it, and by third connector On second connecting portion offset and weld with round tube bracket, make head pillow frame formed integral solder part, then by side absorption cell, After backrest absorption cell is connect with head pillow frame, then it is installed on backrest frames.More specifically, side absorption cell and first are connected Fitting and the second connector are connected by screw, and backrest absorption cell passes through screw phase with the third interconnecting piece on third connector Connection completes the connection of absorption cell and head pillow frame, then the first connecting portion on third connector offsets with backrest frames, With on backrest frames the second screw hole 12 and third screw hole 13 be aligned and lock, with fixed head pillow frame and backrest frames；

Supporting element 40 is then placed on head pillow frame 20, by flank support 41 and the first protrusion on side absorption cell 32 Portion 33 locks, and completes the preliminary fixation of supporting element 40 and headrest assemblies, and then the direct plugging member of shell 50 is inserted into link slot 43, It is equipped with screw hole positioned at the end of a direct plugging member of lower end, corresponding with the first screw hole 11 on backrest frames 10, direct plugging member is inserted After entering, direct plugging member and back rest supports 42 and backrest frames 10 are connected by lock screw；Positioned at another of upper end The end of direct plugging member is equipped with screw hole, and the back side of absorption cell 30 is equipped with boss 311, and boss 311 is equipped with screw corresponding with screw hole Hole, screw insertion back rest supports 42 simultaneously lock the connection on absorption cell 30 and shell 50；Meanwhile L-type hook 511 is caught in block button hole 512, with the insertion of direct plugging member, L-type hook 511 slides in block button hole 512, when being inserted into bottom with direct plugging member, L-type card 511 clampings in block button hole 512 are hooked, two direct plugging members are then locked, realize shell 50 and lateral support 40 and lean on spine The connection of frame 10, while securing supports 40.

Above embodiment is only preferred embodiments of the present invention, cannot be protected with this to limit the utility model Range, the variation of any unsubstantiality that those skilled in the art is done on the basis of the utility model and replacement belong to In the utility model range claimed.

Claims (8)

1. a kind of child safety seat headrest characterized by comprising

Backrest frames, for being connected with seat frame；

Head pillow frame, including flank component and back element, are connected with the backrest frames；

Absorption cell is covered on head pillow frame, is connected with the head pillow frame；

Supporting element, including flank support and back rest supports, the backrest frames are arranged in the absorption cell and the back rest supports Between；

Shell is arranged in the flank support of the supporting element, is connected with the backrest frames；Wherein, the shell The first connection component for limiting the shell and being detached from flank support, first connection component are equipped between flank support For nonmetallic fastener structures, it is equipped with the limitation shell between the shell and the backrest frames and is detached from the backrest frames Second connection component, second connection component are arranged between the backrest frames and the back rest supports.

2. headrest as described in claim 1, which is characterized in that first connection component include L-type hook and with the L-type The block button hole of hook adaptation.

3. headrest as claimed in claim 2, which is characterized in that the L-type hook is arranged along the outer edge described The inside of shell, the block button hole are arranged in correspondence in flank support.

4. the headrest as described in claims 1 or 2 or 3, which is characterized in that second connection component includes connection strap, connection The locking piece of slot and the locking connection strap and the backrest frames, the connection strap penetrate in the link slot and by the lock Determine part to be locked on the backrest frames.

5. headrest as claimed in claim 4, which is characterized in that the locking piece is lock screw, is set on the backrest frames There is the first screw hole for passing through and locking for the lock screw.

6. the headrest as described in claims 1 or 2 or 3, which is characterized in that the absorption cell includes backrest absorption cell, described to lean on The third connection for being locked in the head pillow frame on the absorption cell is equipped between spine frame and the backrest absorption cell Component, the third connection component are connected with the backrest frames.

7. headrest as claimed in claim 6, which is characterized in that the third connection component includes and the backrest frames inner wall It offsets and the first connecting portion connected, the second connecting portion that offsets with the head pillow frame and is connected with the backrest absorption cell The third interconnecting piece connect, the second connecting portion are adapted with the surface of the head pillow frame.

8. the headrest as described in claims 1 or 2 or 3, which is characterized in that the head pillow frame includes at least one round tube branch Frame, is equipped with connection structure between the round tube bracket and the absorption cell, the connection structure includes being arranged in the round tube branch First connector of frame end, and the flank branch supporting piece is set close to the second connector of the position of head pillow frame, The outside of the round tube bracket is arranged in one of first connector and second connector, and another one is arranged in institute It states between round tube bracket and the absorption cell, first connector and second connector are equipped with and the round tube bracket Compatible mounting groove, the round tube bracket are embedded in the mounting groove.