CN2612584Y

CN2612584Y - Apparatus with back-rest and head-rest interlock mechanism for infant sitting and leaning and lying

Info

Publication number: CN2612584Y
Application number: CN 03244033
Authority: CN
Inventors: 陈舜民
Original assignee: WONDERLAND NURSERYGOODS CO LTD
Current assignee: WONDERLAND NURSERYGOODS CO LTD; Wonderland Nurserygoods Co Ltd Hong Kong
Priority date: 2003-04-11
Filing date: 2003-04-11
Publication date: 2004-04-21
Anticipated expiration: 2013-04-11

Abstract

Disclosed is an infant device for lying, leaning, and sitting with a back and head support interlock mechanism, which comprises a stand, a back support, a head support and a set of interlock mechanism which are pin jointed. The interlock mechanism comprises a first rod body, a second rod body, a third rod body and an elastic member in the pin joint of the first and second rod body which all is pin jointed in order. The first rod body can not forced by the stand when the included angle between the stand and the back support is fit for sit or leaned, therefore head support can not be interlocked by the interlock mechanism but can keep a level condition with the back support, the bend neck of the infant can be avoided, the first rod body can be forced by the stand and interlock the head support when the included angle between the stand and the back support is fit for lying, the included angle between the stand and the back support can be smaller as the block of the back support end, the infant dropped from the back support end can be avoided.

Description

Have lean against with the infant sitting of head rest interlinked mechanism by the device that crouches

(1) technical field

The utility model about a kind of have lean against and the infant sitting of head rest interlinked mechanism by the device that crouches, be meant especially a kind of when lean against be switched to a special angle with respect to mounting after, head rest just can be subjected to interlock and change infant sitting with respect to the angle that leans against by the device that crouches.

(2) background technology

The known perambulator or the high chair of very early time, a mounting, that mainly has mutual pivot joint leans against, a support and a plurality of wheel.This kind is without a head by known perambulator of design-calculated or high chair, when being adjusted to for infant's bed flat position,,, has to cause the infant from leaning against the danger of dropping in the upper end by stopping infant's head when the infant stands up activity because of without a head.

As shown in Figure 1, the danger of in view of this dropping, recent known perambulator or high chair 9 except that have mounting 1, lean against 2, support 5 and the wheel 6, have as shown in Figure 2 in addition and be articulated in a head rest 3 that leans against 2 upper ends, when being used to perambulator or high chair 9 and being adjusted to the position that couches (shown in Fig. 2 dotted line), this head rest 3 can be pivoted into respect to the states that lean against 2 about 90 degree, stopping the infant in perambulator or the high chair, and avoids it to drop.

But above-mentioned known techniques except can be adjusted to as shown in Figure 1 seat always put with the position that couches shown in Fig. 2 dotted line, also can be adjusted to a plurality of positions that lean to shown in Fig. 2 solid line and some chain line.And when perambulator or high chair 9 are in these and lean to the position, its head rest 3 and lean against 2 relative angle and also constantly change with respect to the pivot of mounting 1 with leaning against 2.Therefore when the infant leans in perambulator or high chair 9, the neck between its head and back also because of be subjected to improper bending, not only against the principle of ergonomics, and obstruction infant's normal growth.

(3) utility model content

Therefore, a purpose of the present utility model provides a kind of only leaning against when some position, and head rest just can be subjected to interlock and change it and lean against having of an angle and lean against infant sitting with the head rest interlinked mechanism by the device that crouches.

Another purpose of the present utility model provide a kind of can not make the infant's neck that leans in it be subjected to having of improper bending lean against with the infant sitting of head rest interlinked mechanism by the device that crouches.

Of the present utility model have lean against with the infant sitting of head rest interlinked mechanism by the device that crouches, a mounting, that comprises mutual pivot joint leans against, a head rest, and an interlinked mechanism.This interlinked mechanism further comprises one first body of rod, one second body of rod, and one the 3rd body of rod.This first body of rod, it is connected in this and leans against, and has one first opposite end and one second end; This second body of rod has one the 3rd opposite end and one the 4th end, and one articulates section between between this third and fourth end, and wherein the 3rd end is articulated in this second end of this first connecting rod, and this pivot joint Duan Ze is articulated in this and leans against; The 3rd body of rod has an opposite five terminal and one the 6th end, and this five terminal is articulated in the 4th end of this second body of rod, and the 6th end is articulated in this head rest.By this, at this mounting, when this leans against and this head rest pivots mutually, when this first body of rod leans against motion with respect to this, this this second and third body of rod of first connecting rod meeting interlock, and then change this head rest and this relative angle that leans against, if this first body of rod does not lean against motion with respect to this, then this head rest and this relative angle that leans against also remain unchanged.

Preferably, the utlity model has the infant sitting that leans against with the head rest interlinked mechanism and also comprise an elastic component by the device that crouches, the one end is connected in this second end of this first body of rod, in order to this first body of rod is imposed the power to this mounting direction.

Preferably, the utlity model has lean against with the infant sitting of head rest interlinked mechanism by the device that crouches, wherein this leans against and has the pivot of a chute for the 4th end of this second body of rod of guiding.

Preferably, the utlity model has lean against with the infant sitting of head rest interlinked mechanism by the device that crouches, wherein this second end of this first body of rod has an elliptical aperture, with the pivot of the 3rd end of allowing this second body of rod.

Preferably, the utlity model has lean against with the infant sitting of head rest interlinked mechanism by the device that crouches, wherein, this mounting has a shoulder, in order to this first end of this first body of rod of conflicting,, and then control this head rest and this leans against the variation of an angle with the action of control linkage.

Preferably, the utlity model has lean against with the infant sitting of head rest interlinked mechanism by the device that crouches, wherein, lean against both lateral sides in this one group of this interlinked mechanism respectively be set.

Preferably, the utlity model has to lean against and articulate a support and a plurality of wheel again and form a perambulator by the device that crouches with the infant sitting of head rest interlinked mechanism.

(4) description of drawings

Have the infant sitting that leans against with the head rest interlinked mechanism and be elaborated of the present utility model below by most preferred embodiment and accompanying drawing by the device that crouches, in the accompanying drawing:

Fig. 1 is the block diagram of known high chair;

Fig. 2 is that the infant leans in the side schematic view of known high chair or perambulator, illustrates to lean against to be in when leaning to the position, and head rest has been leaned against interlock and changed both angle, and the neck that causes the infant is subjected to improper bending;

Fig. 3 the utlity model has to lean against and the infant sitting of the head rest interlinked mechanism side-looking assembly drawing by the preferred embodiment of the device that crouches, and the state that straight seat is put that is in that leans against is described;

Fig. 4 be should preferred embodiment the side-looking assembly drawing, the state that leans to the position that is in that leans against is described;

Fig. 5 be should preferred embodiment the side-looking assembly drawing, the state that is in the position that couches that leans against is described;

Fig. 6 is the three-dimensional exploded view of interlinked mechanism that should preferred embodiment; And

Fig. 7 is that the infant leans to the side schematic view with device in infant that should preferred embodiment, illustrate to lean against to be in when leaning to the position that head rest is not subjected to interlock yet, and can keep and lean against straightly, and infant's neck can not bent.

(5) specific embodiment

Aforementioned and other technology contents, characteristics and effect of the present utility model in the detailed description of following cooperation preferred embodiment with reference to the accompanying drawings, can clearly be understood.

Shown in Fig. 4,6, of the present utility model have to lean against comprise the U type mounting 1, the U type that articulate mutually in regular turn with the infant sitting of head rest interlinked mechanism by the device 8 that crouches and lean against 2 and one U type head rest 3, and have and be articulated in this and lean against 2 and one group of interlinked mechanism 4 of this head rest 3.

This leans against 2 and has a diapire 21 and these diapire 21 both lateral sides pair of sidewalls 22 of extending vertically upward certainly, and defines an accommodation space (not shown) jointly by this diapire 21 and two side 22, couches for the infant.Diapire 21 has towards an end of mounting 1 open and towards an end osed top one longitudinal channels 211 of head rest 3, and sidewall 22 has an arc chute 221 in proximity heads by an end of 3, respectively for ccontaining or articulate interlinked mechanism 4.

This group interlinked mechanism 4 comprises one first body of rod 41, one second body of rod 42, one the 3rd body of rod 43 and an elastic component 44 that articulates in regular turn.This elastic component 44 is placed in this and leans against closed end 212 in 2 conduits 211, first body of rod 41 then is placed in this and leans against open end 213 in 2 conduits 211, and have one first opposite end 411 and one second end 412, and also have a horizontal elliptical aperture 413 for articulating second body of rod 42 in second end 412, and a protruded stigma 414 that vertically continues to extend is for resilient member positioned 44.Make the open end 213 of first end, 411 outstanding conduits 211 again by second end 412 that forces in first body of rod 41 of elastic component 44.

Second body of rod 42 has one the 3rd opposite end 421 and one the 4th end 422, and connect this third and fourth end 421,422 and make this third and fourth end 421,422 articulate section 423 in one of transverse direction formation section difference, and in the 3rd end 421 horizontal projection one pivots 424, in the elliptical aperture 413 that is placed in first body of rod 41.Be horizontally through with one first articulated part 425 of for example rivet or bolt again and articulate section 423 and second body of rod 42 is articulated in leans against 2 sidewalls 22.

The 3rd body of rod 43 has an opposite five terminal 431 and one the 6th end 432, with one second articulated part 433 be horizontally through in regular turn second body of rod 42 the 4th end 422, lean against 2 chute 221, and the five terminal 431 of the 3rd body of rod 43, lean against 2 sidewalls 22 and second and third body of

rod

42,43 is articulated in.In addition the 6th end 432 of the 3rd body of rod 43 is articulated in head rest 3 with one the 3rd articulated part 434.

The running condition of Fig. 3 for directly sitting for the infant, lean against at this moment 2 and the angle of 1 of mounting be slightly larger than 90 degree.The running condition of Fig. 4 for leaning to for the infant leans against 2 this moment and spends to 150 degree between 100 approximately with the angle of 1 of mounting.According to this shown in two figure, lean against 2 and 1 angle of mounting less than about 150 the degree scopes in, can a not conflict shoulder 11 of mounting 1 of first end 411 of first body of rod 41, therefore first body of rod 41 can be with respect to leaning against 2 motions, second and third body of

rod

42,43 of also unlikely interlock, certainly can not change head rest 3 with respect to the angle that leans against 2 yet, and make lean against 2 and head rest 3 remain on same plane approximately, the profile of (shown in Fig. 7 solid line and some chain line) back and head avoids neck to be subjected to improper bending during with cooperation infant's sitting posture or by appearance.Simultaneously, under the state of this two figure, the infant need overcome sizable downward gravity just may lean against certainly 2 or head rest 3 upper ends break away from, so and infant's this ability of tool not also is the anxiety of nothing safety.

The running condition of Fig. 5 for couching for the infant, lean against this moment 2 with the angle of 1 of mounting approximately between 150 degree are spent to 180.Be switched to angle with respect to mounting 1 and be about 150 when spending when leaning against 2, first end 411 of first body of rod 41 begins to contact the shoulder 11 of mounting 1, and make first body of rod 41 and carry out towards leaning against vertically moving of 2 upper ends with respect to leaning against 2, second end, 412 elasticity of compression member 44 and interlock second bodies of rod 42 of first body of rod 41 make the 3rd end 421 of second body of rod 42 carry out the anticlockwise direction swing.Because the pivot joint section 423 of second body of rod 42 is articulated in by first articulated part 425 and leans against 2 sidewalls 22, therefore second body of rod 42 will be a pivotal point to articulate section 423, cause the guiding of its 4th end 422 according to chute 221, also carry out the anticlockwise direction swing.The 4th end 422 of second body of rod 42 is interlock the 3rd body of rod 43 simultaneously, and leans on 3 by the 6th end 432 rotary heads of the 3rd body of rod 43, to dwindle head rest 3 gradually and to lean against 2 angle.When lean against 2 and the angle of 1 of mounting be extended to 180 degree gradually by about 150 degree, head rest 3 is contracted to about 90 degree (shown in Fig. 7 dotted line) with the angle that leans against 2 is also corresponding gradually by 180 degree, make the infant couch and when leaning against in 2 in mounting 1, can prevent that the infant from dropping by 3 places from leaning against 2 proximity heads by the stopping of head rest 3.

If 2 states from Fig. 5 that lean against carry out anticlockwise direction with respect to mounting 1 and pivot, that is from Fig. 5 get back to Fig. 4 or even return Fig. 3, elastic restoring force by elastic component 44 promotes first body of rod 41 with respect to leaning against 2 open ends 213 towards conduit 211, through second and third body of

rod

42,43 and interlock head rest 3, make head rest 3 and lean against 2 angle, be extended to 180 degree gradually by 90 degree.

Conclude above-mentionedly, infant of the present utility model is with device 8, can reach head rest 3 really and only just can be subjected to interlock and change angles and can not make the infant's neck that leans in it be subjected to the purpose of improper bending with respect to leaning against 2 at ad-hoc location.And need only use support 5 and a plurality of wheel 6 of the similar Fig. 1 of device 8 pivot joints again in the infant of for example seat, the infant that just can form for example perambulator of the above-mentioned identical purpose effect of tool uses device 8.

But above-described only is preferred embodiment of the present utility model, when not limiting the scope that the utility model is implemented with this, every simple equivalent of having done according to the utility model claim and description changes and replaces, for example be arranged at lean against 2 and the interlinked mechanism 4 of head rest 3 diapires 21 increase to each one group of both sides by one group, or be reduced to one group by two groups, all should still belong in the scope that the utility model patent contains.

Claims

One kind have lean against with the infant sitting of head rest interlinked mechanism by the device that crouches, comprise:

One leans against;

One mounting is articulated in the end that this leans against;

One head rest is articulated in the other end that this leans against; And

One interlinked mechanism;

It is characterized in that this interlinked mechanism comprises one first body of rod, one second body of rod, reaches one the 3rd body of rod, wherein:

This first body of rod, it is connected in this and leans against, and has one first opposite end and one second end;

This second body of rod has one the 3rd opposite end and one the 4th end, and one articulates section between between this third and fourth end, and wherein the 3rd end is articulated in this second end of this first connecting rod, and this pivot joint Duan Ze is articulated in this and leans against; And

The 3rd body of rod has an opposite five terminal and one the 6th end, and this five terminal is articulated in the 4th end of this second body of rod, and the 6th end is articulated in this head rest;

At this mounting, this leans against and this head rest pivots mutually and lean against when motion with respect to this when this first body of rod, this second and third body of rod of this first connecting rod interlock, and then change this head rest and this relative angle that leans against, if this first body of rod does not lean against motion with respect to this, then this head rest and this relative angle that leans against also remain unchanged.
2. as claimed in claim 1 have lean against with the infant sitting of head rest interlinked mechanism by the device that crouches, it is characterized in that, also comprise an elastic component, the one end is connected in this second end of this first body of rod, in order to this first body of rod is imposed the power to this mounting direction.
3. as claimed in claim 1 or 2 have lean against with the infant sitting of head rest interlinked mechanism by the device that crouches, it is characterized in that this leans against has the pivot of a chute for the 4th end of this second body of rod of guiding.
4. as claimed in claim 3 have lean against with the infant sitting of head rest interlinked mechanism by the device that crouches, it is characterized in that this second end of this first body of rod has an elliptical aperture, with the pivot of the 3rd end of allowing this second body of rod.
5. as claimed in claim 3 have lean against with the infant sitting of head rest interlinked mechanism by the device that crouches, it is characterized in that, this mounting has a shoulder, this shoulder if this first end of this first body of rod is not conflicted, this first body of rod can this second and third body of rod of interlock, and the relative angle that this head rest and this lean against can not change, and after this first end of this first body of rod was conflicted this shoulder, this head rest and this leaned against and also be subjected to interlock and change relative angle.
6. as claimed in claim 1 have lean against with the infant sitting of head rest interlinked mechanism by the device that crouches, it is characterized in that this leans against both lateral sides one group of this interlinked mechanism respectively is set.