Summary of the invention
One in order to solve the above technical problems, the present invention provides a kind of storing plate open-and-close mechanism.
Technical solution is as follows:
A kind of storing plate open-and-close mechanism, including seat back are equipped with storing plate, the storing in the lateral surface of the seat back
Plate ontology is vertically arranged, and key is: the lower part of the storing plate and the seat back are hinged, on the top of the storing plate
Equipped with drawstring flexible, which has elasticity;
One end of the drawstring is fixing end, which is fixedly connected with the top of the storing plate, and the other end is to hang
Connect end;
The seat back be equipped with drawstring reversing piece and hook, the drawstring around the drawstring reversing piece commutation after,
Articulated end is articulated on the hook.
Using the above design, the lower part of storing plate and seat back are hinged, and the drawstring with stretch section is connected with hook, shape
At storage box structure, under the tension force effect of drawstring, storing plate can be made to recline automatically seat back, realize automatic closure, have
It is placed conducive to stablizing for its interior items.
As optimal technical scheme, above-mentioned drawstring reversing piece is the drawstring via hole being applied on the seat back, in institute
The medial surface for stating seat back is equipped with the hook, and the articulated end of the drawstring is articulated in the extension after passing through the drawstring via hole
On hook.
Using the above design, the medial surface of seat back is arranged in hook, invisible after assembly, is conducive to keep beautiful
Degree.
As optimal technical scheme, the middle part of above-mentioned drawstring is equipped with limiting section, the limiting section be located at the drawstring via hole and
Between the hook, the size of the limiting section is greater than the size of the drawstring via hole and cannot pass through.
Using the above design, limiting section can limit the aperture of storing plate.
As optimal technical scheme, above-mentioned drawstring includes stretch section and linkage section, one end of the linkage section and the elasticity
One end connection of section, the free end of the linkage section form the fixing end, and the free end of the stretch section forms the mounting
End;The junction of the linkage section and stretch section is equipped with the limiting section.
Using the above design, linkage section primarily serves the effect for meeting drawstring intensity and guaranteeing drawstring length, and stretch section
The effect of its main tension deformation, limiting section is arranged therebetween can prevent stretch section by excessive drawing elongation, and limit storing
Box openings of sizes.
As optimal technical scheme, above-mentioned linkage section and stretch section are band fabric configurations, the linkage section and elasticity
Section is parallel;
The linkage section is inelastic webbing, and the stretch section is elastic webbing;
The stretch section is formed after the elastic webbing doubling, two end is clamped in the inelastic webbing
End two sides are simultaneously sutured with it, and the articulated end is formed at the folding of the elastic webbing.
Using the above design, the advantage is that structure is simple, the elastic webbing of doubling than woven band elastic force more
By force, it and when the decline of stretch section elastic force, is easily changed.
As optimal technical scheme, above-mentioned limiting section is parallel with the linkage section and stretch section in the band-like limiting section,
The limiting section is formed by webbing is folding, and one end fitting of the limiting section sews the connection in the linkage section and stretch section
Place, the other end extend to the linkage section direction, and the extension of the limiting section forms limit back-off.
Using the above design, it the advantage is that and be easy to make, the thickness that the webbing of multilayer folding ties limit is greater than
The thickness of linkage section, to form the structure expanded and cannot pass through the drawstring via hole on seat back, limit back-off structure into
One step guarantees that limit knot is not passed through from the drawstring via hole on seat back.
As optimal technical scheme, above-mentioned storing plate includes storing plate ontology, and the storing plate ontology is towards the seat back
The one side of plate is medial surface, and another side is lateral surface, and the drawstring is connected on the medial surface of the storing plate ontology;
The fixing end of the drawstring is bonded the storing plate body surface and coupled, and the fixing end of the drawstring runs through
There is mounting hole;
The medial surface of the storing plate ontology is equipped with mounting column, and the mounting column is worn in the mounting hole;
The fixing end of the drawstring is connected with the storing plate ontology by ultrasonic bonding.
Using the above design, it the advantage is that drawstring covers on mounting column, facilitate it secured between storing plate ontology
Fixed and installation is directly welded at the form on storing plate compared with drawstring, and bonding strength can be improved in the design of this structure.
As optimal technical scheme, be equipped with drawstring close to the mounting column and keep off bridge, the both ends of drawstring gear bridge respectively with institute
The medial surface for stating storing plate ontology is connected, which keeps off the middle part protrusion of bridge, which keeps off middle part and the corresponding storage of bridge
Drawstring is formed between the medial surface of object plate ontology and wears mouth, and the articulated end of the drawstring is worn mouth from the drawstring and is pierced by.
Using the above design, be after being weldingly connected due to the drawstring and storing plate of storing plate, articulated end again with seat back
Plate is connected, and when working condition, drawstring middle section and storing plate are generally in plumbness, after setting drawstring keeps off bridge, so that drawstring is worn
The drawstring crossed between drawstring gear bridge and storing plate wears mouth, realizes the steering of drawstring.If no drawstring keeps off bridge, between drawstring and storing plate
To be welded to connect, when stress destruction, solder joint strips off destructions one by one, thus breakdown strength is lower, and drawstring keeps off the presence of bridge, makes to draw
Band bears pulling force, the synchronous stress of each solder joint along storing plate body surface, therefore tensile strength is higher.
As optimal technical scheme, the medial surface of above-mentioned storing plate ontology is equipped with drawstring slot, across setting above the drawstring slot
There is the drawstring gear bridge, the region between drawstring gear bridge and the slot bottom of the drawstring slot forms the drawstring and wears mouth;
The fixing end of the drawstring and the slot bottom of the drawstring slot are weldingly connected;The drawstring slot is close to the storing plate sheet
The edge of body, the inner end of the drawstring slot is close to the mounting column, and the other end of the drawstring slot is from the storing plate being adjacent to
The edge of ontology is pierced by form open end, and the articulated end of the drawstring is passed through after the drawstring wears mouth and worn from the open end
Out.
Using the above design, the advantage is that, drawstring is accommodated in drawstring slot, avoids protruding from this body surface of storing plate
Face.
As optimal technical scheme, one is respectively provided with close to its left and right edges on the medial surface of the storing plate ontology
The drawstring slot, the drawstring slot in the inner surface horizontal extension of the storing plate ontology, wear respectively by the outer end of the drawstring slot
The respective edges of the storing plate ontology out, each drawstring slot is interior to be equipped with a drawstring;
Left and right is respectively provided with the drawstring via hole on the seat back;
The hook is respectively provided in the medial surface or so of the seat back;
The drawstring on the storing plate ontology left side is hung after passing through from the drawstring via hole on the seat back left side
It connects on the hook on the right of the seat back;
The drawstring on the right of the storing plate ontology is hung after passing through from the drawstring via hole on the right of the seat back
It connects on the hook on the seat back left side.
Using the above design, be conducive to the stress balance of storing plate.
The utility model has the advantages that there is stretch section using the invention has the advantages that the lower part of storing plate and seat back are hinged
Drawstring be connected with hook, formation storage box structure can make storing plate recline automatically seat back under the tension force effect of drawstring
Plate realizes automatic closure, is conducive to stablizing for its interior items and places.
Specific embodiment
Below with reference to embodiment and attached drawing, the invention will be further described.
As shown in Figure 1, a kind of storing plate open-and-close mechanism, including seat back 100, in the lateral surface of the seat back 100
Equipped with storing plate 300, the storing plate ontology 310 is vertically arranged, the lower part of the storing plate 300 and the seat back 100
Hingedly, it is equipped with drawstring 400 flexible on the top of the storing plate 300, which has elasticity.One end of the drawstring 400
For fixing end, which is fixedly connected with the top of the storing plate 300, and the other end is articulated end.The seat back 100
It is equipped with drawstring reversing piece and hook 150, for the drawstring 400 after drawstring reversing piece commutation, articulated end is articulated in institute
It states on hook 150.
As shown in Fig. 2, the drawstring reversing piece is the drawstring via hole 110 being applied on the seat back 100, described
The medial surface of seat back 100 is equipped with the hook 150, and the articulated end of the drawstring 400 is hung after passing through the drawstring via hole 110
It connects on the hook 150.
It is respectively provided with the drawstring 400 close to its left and right edges on 300 top of storing plate, in the seat back
Left and right is respectively provided with the drawstring via hole 110 on plate 100, is respectively provided with one in the medial surface or so of the seat back 100
The hook 150.The drawstring of the drawstring 400 on 310 left side of storing plate ontology from 100 left side of seat back
Via hole 110 is articulated on the hook 150 on described 100 the right of seat back after passing through;Described 310 the right of storing plate ontology
The drawstring 400 is articulated in the seat back 100 after passing through from the drawstring via hole 110 on described 100 the right of seat back
On the hook 150 on the left side.
The middle part of the drawstring is equipped with limiting section 430, which is located at the corresponding drawstring via hole 110 and institute
It states between hook 150, the size of the limiting section 430 is greater than the drawstring via hole 110 and cannot pass through.
As shown in Figures 3 and 4, the drawstring includes linkage section 420 and stretch section 410, one end of the linkage section 420 and institute
One end connection of stretch section 410 is stated, the free end of the linkage section 420 forms the fixing end, the freedom of the stretch section 410
End forms the articulated end.The junction of the linkage section 420 and stretch section 410 is equipped with the limiting section 430.
Specifically, the linkage section 420 and stretch section 410 are webbing, and the two is parallel.The linkage section 420
For inelastic webbing, the stretch section 410 is elastic webbing.The stretch section is formed after the elastic webbing doubling
410, two end is clamped in the end two sides of the inelastic webbing and sutures with it, the folding of the elastic webbing
Place forms the articulated end.
The limiting section 430 is in band-like, and the limiting section 430 is parallel with the linkage section 420 and stretch section 410, the limit
Position portion 430 is formed by webbing is folding, and one end fitting sewing of the limiting section 430 is in the linkage section 420 and stretch section
410 junction, the other end extend to 410 direction of linkage section, and the extension of the limiting section 430 forms limit back-off.
As it can be seen in figures 5 and 6, the storing plate includes storing plate ontology 310, the storing plate ontology 310 is towards the seat
The one side of backboard 100 is medial surface, and another side is lateral surface, and the drawstring is connected on the medial surface of the storing plate ontology 310
400.The fixing end of the drawstring 400 is bonded 310 surface of storing plate ontology and coupled, the fixation of the drawstring 400
End, which is run through, mounting hole;The medial surface of the storing plate ontology 310 is equipped with mounting column 330, and the mounting column 330 is threaded through described
In mounting hole;The fixing end of the drawstring 400 is connected with the storing plate ontology 310 by ultrasonic bonding.
As shown in Figures 6 and 7, drawstring being equipped with close to the mounting column 330 and keeping off bridge 350, which keeps off the both ends difference of bridge 350
Be connected with the medial surface of the storing plate ontology 310, the drawstring keep off bridge 350 middle part protrusion, the drawstring keep off bridge 350 middle part with
Drawstring is formed between the medial surface of the storing plate ontology 310 and wears mouth 351, and the articulated end of the drawstring 400 wears mouth from the drawstring
351 are pierced by.
The medial surface of the storing plate ontology 310 is equipped with drawstring slot 340, has the drawing above the drawstring slot 340
Band gear bridge 350, the region between drawstring gear bridge 350 and the slot bottom of the drawstring slot 340 form the drawstring and wear mouth 351.Institute
The slot bottom of the fixing end and the drawstring slot 340 of stating drawstring 400 is weldingly connected;The drawstring slot 340 is close to the storing plate sheet
The edge of body 310, the inner end of the drawstring slot 340 is close to the mounting column 330, and the other end of the drawstring slot 340 is from being adjacent to
The edge of the storing plate ontology 310 be pierced by form open end, the articulated end of the drawstring 400 passes through the drawstring and wears mouth
It is pierced by after 351 from the open end.
As shown in FIG. 8 and 9, internal surface layer 360 flexible is covered on the medial surface of the storing plate ontology 310, at this
Outer coversheet 370 flexible is covered on the lateral surface of storing plate ontology 310.370 lower edge of outer coversheet extends downwardly rear shape
Extend item at outer layer, the outer layer extend item around after the lower edge of the storing plate ontology 310 to its medial surface inflection, it is described in
The lower edge of surface layer 360 corresponds to the outer layer and extends item equipped with internal layer extension item, and the outer layer extends item and internal layer extends item and pastes
Conjunction forms the location and installation item 320.The location and installation item 320 is equipped with location hole 321.The lower part of the storing plate 300
It is hinged by location and installation item 320 and seat back 100.
The flange 311 towards its medial surface is equipped at the storing plate edge.The flange 311 is by attacker interconnected
Flange and fitting flange composition, the fitting flange to 310 interior direction of storing plate ontology while turning down to the storing
It dissipates and extends around plate ontology 310, attacker's flange to 310 interior direction of storing plate ontology while turning down to described
The off-centring of storing plate ontology 310, attacker's flange are located at the top of the storing plate ontology 310.The outer coversheet 370
Edge around the storing plate ontology 310 flange after be fitted on the medial surface of the storing plate ontology 310, and with it is described
Internal surface layer 360 is connected.
Finally, it should be noted that foregoing description is only the preferred embodiment of the present invention, the ordinary skill people of this field
Member under the inspiration of the present invention, without prejudice to the purpose of the present invention and the claims, can make multiple similar tables
Show, such transformation is fallen within the scope of protection of the present invention.