CN105172629A - Adjustable headrest for child seat - Google Patents
Adjustable headrest for child seat Download PDFInfo
- Publication number
- CN105172629A CN105172629A CN201510631068.4A CN201510631068A CN105172629A CN 105172629 A CN105172629 A CN 105172629A CN 201510631068 A CN201510631068 A CN 201510631068A CN 105172629 A CN105172629 A CN 105172629A
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- CN
- China
- Prior art keywords
- frame
- adjustable headrest
- child seat
- switch frame
- positive stop
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Abstract
The invention discloses an adjustable headrest for a child seat. The adjustable headrest comprises a headrest plate, a support frame and a switch frame, wherein the headrest plate is installed on a seat frame; the support frame is fixedly connected to the headrest plate and penetrates through the seat frame; and the switch frame is hinged and installed on the support frame, a torsional spring is installed at the hinged part of the switch frame and the support frame, the torsional spring tightly presses the switch frame onto the support frame, locking rods are arranged on the switch frame, location plates are fixedly connected to the seat frame, a plurality of clamping grooves are formed in each location plate, the locking rods are arranged in the clamping grooves in a clamping manner, the switch frame is capable of rotating around the hinged part and enabling the locking rods to be separated from the clamping grooves, and the headrest plate is capable of driving the support frame and the switch frame to move. The adjustable headrest disclosed by the invention is simple in structure, high in reliability, high in structural stability, and long in service life.
Description
Technical field
The invention belongs to the seating art field being specially adapted for vehicle, relate to a kind of child seat, particularly a kind of adjustable headrest for child seat.
Background technology
Child safety seat is for ensureing the safety by bus of children, and generally speaking, child safety seat is divided into baby safety chair and child safety seat, from occupation mode, is generally be divided into recumbency to follow to be seated two kinds.Baby safety chair will be used during this period of time to can oneself independently occupy stably when being born from baby.
The height of children is different, therefore needs to arrange height-adjustable head rest.
Summary of the invention
The object of the invention is to there are the problems referred to above for existing technology, propose a kind of easy to adjust, structure simply for the adjustable headrest of child seat.
Object of the present invention realizes by following technical proposal: a kind of adjustable headrest for child seat, is characterized in that, comprising:
Head rest plate, described head rest plate is arranged on seat frame;
Bracing frame, support frame as described above to be connected on head rest plate and to run through seat frame;
Switch frame, described switch frame is hingedly mounted on bracing frame, the hinged place of described switch frame and bracing frame is provided with torsion spring, described torsion spring clamping switch frame is to bracing frame, and described switch frame is provided with securing rod, and described seat frame is fixed with locating plate, described locating plate has several draw-in grooves, described securing rod is fastened in draw-in groove, and described switch frame can rotate around hinged place and securing rod be thrown off from draw-in groove, and described head rest plate can drive bracing frame and switch frame to move.
Above-mentioned a kind of in the adjustable headrest of child seat, described seat frame offers positive stop strip, symmetrical sliding eye is offered in the both sides of positive stop strip, described switch frame and bracing frame are slidably installed in the both sides of positive stop strip respectively, and the symmetrical seat frame of described locating plate is parallel to positive stop strip.
Above-mentioned a kind of in the adjustable headrest of child seat, described head rest plate offers through hole, described switch frame comprises unhook portion and intersects the rotation section to unhook portion, described unhook portion runs through bracing frame and is positioned at through hole, described securing rod is connected on rotation section, and described torsion spring is arranged on the intersection of unhook portion and rotation section.
Above-mentioned a kind of in the adjustable headrest of child seat, described unhook portion is located at one end of rotation section and is symmetrically distributed in the both sides of rotation section, described rotation section is passed positive stop strip and is provided with adapter shaft in the end in unhook portion, and described adapter shaft is pushed against on positive stop strip.
A kind of in the adjustable headrest of child seat, support frame as described above is provided with salient above-mentioned, and described salient runs through sliding eye, is provided with reinforced shaft in the end of salient, and described reinforced shaft is resisted against on positive stop strip.
A kind of in the adjustable headrest of child seat, described locating plate is elongated above-mentioned, and a side of locating plate offers plural draw-in groove, and draw-in groove is in being equally spaced.
Above-mentioned a kind of in the adjustable headrest of child seat, bracing frame comprises body, is coated on the frp layer on body and is coated on the rubber elastomer layer on frp layer, body is provided with protruding I or shrinkage pool I, frp layer inside face is provided with projection I on body or the corresponding shrinkage pool II or protruding II of shrinkage pool I.By the projection I cooperatively interacted that arranges and shrinkage pool II or shrinkage pool I and protruding II, can make between body and frp layer in conjunction with better effects if, not easily because of distortion or stretch and be damaged in Long-Time Service, thus effectively increase the service life.
Above-mentioned a kind of in the adjustable headrest of child seat, frp layer has axes normal in the through hole of body surface, and rubber elastomer layer and the joint pin contact surface of frp layer having through hole and match, joint pin is entrenched in through hole.This programme has the frp layer of through hole by adopting, and coordinate the rubber layer matched, not only can play the effect strengthening connection, resilient mounting, can also in use carry out cushioning or attenuate impact forces, thus improve the flexural property of bracing frame.
A kind of in the adjustable headrest of child seat, frp layer outside face is provided with crisscross shallow slot above-mentioned, and the inside face of rubber elastomer layer closely adheres to the outside face of frp layer.Adopt arrange shallow slot and rubber elastomer laminating is combined in shallow slot, the laminating quality of rubber elastomer layer and frp layer can be strengthened, thus prevent from peeling off, or avoid after localized delamination causing face of peeling off to expand because deformation involves, improve rubber elastomer layer to the barrier propterty of equipment.
Above-mentioned a kind of in the adjustable headrest of child seat, also fibrage is equipped with between body and frp layer, fibrage has warp and parallel, and warp and parallel are crossed as intertexture shape mutually, the outside face of its middle longitude or parallel is provided with the burr protruded outside warp or parallel.
Above-mentioned a kind of in the adjustable headrest of child seat, the point of burr is the hook portion bent to warp or parallel surface, and the hook portion on adjacent warp or parallel links mutually.Namely the hook portion on adjacent warp and warp, adjacent parallel and parallel, adjacent warp and parallel can link, mutually with the switching performance between fortifying fibre layer.
By the spine structure arranged, warp and parallel and connection each other thereof can be increased and be engaged ability, thus the structural stability of fortifying fibre layer, burr can also permeate to the frp layer be adjacent simultaneously, increase the frictional engagement ability between body simultaneously, and burr structure has certain elasticity and elastic recovery capability, thus can cushion between body and frp layer.
Above-mentioned a kind of in the adjustable headrest of child seat, fibrage is bonded to the inside face of frp layer.
By the fibrage with warp and parallel structure arranged, when itself and frp layer adhesive bond, can by the effect that involves to the projection I cooperatively interacted and shrinkage pool II or shrinkage pool I and projection II of fibrolaminar warp and parallel when can be subject to deformation at pulling-rod frame and occur to draw, and the effect played buffering and eliminate stress, effectively prevent structure or material from deforming because of stressed impact or damaging.
Above-mentioned a kind of in the adjustable headrest of child seat, fibrolaminar warp and parallel all have flaky texture or rib aliform structure, flaky texture or rib aliform structure are all protruded to the outer side surface of warp and parallel, and wherein the surface of flaky texture or rib aliform structure has projection or groove.Not only can to the bonding properties increasing fibrage and frp layer by the rib aliform structure arranged, semi-rigid support can also be formed by flaky texture or rib aliform structure when warp and parallel are subject to stress stretching and drawing simultaneously, thus reach the object of enhancing, simultaneously can also give warp and the certain restorability of parallel by the stressed recovery properties of flaky texture or rib aliform structure, avoid damaging distortion occurs because of excessive tensile.In addition, at flaky texture or the structural projection of rib aliform or groove, effectively can increase fibrage and frp layer and area of contact, simultaneously interlaminar action power, can consumptive material be saved, function unit quality and center of gravity simultaneously, increase stationarity.
Above-mentioned a kind of in the adjustable headrest of child seat, fibrage is nylon reinforcements, it consists of nylon 100 parts, defatted flour 10-15 part, cellulose 6-8 part, defatted vegetable fiber 3-5 part, paraffin 8-12 part, and wherein paraffin carries out preimpregnation to defatted flour and defatted vegetable fiber after melting.Adopt natural organic matter as interpolation reinforcing material, microcellular structure can be formed after degreasing, be convenient to the infiltration of nylon, also help simultaneously and carry out biodegradation after material scrap, utilize olefin material to carry out infiltration to flour, cellulose and vegetable fibre to close simultaneously, realize anticorrosion, thus can effectively prevent from during normal use corruption occurring, and after discarded fragmentation, only carry out quick corruption, preimpregnation can increase compatibility and antiseptic effect significantly, occurs airborne dust and contaminated environment simultaneously and cause damage to the healthy of operating personal in avoiding producing.
Compared with prior art, the present invention has following advantage:
1, switch frame rotates around hinge-point and locks or unclamp draw-in groove, and head rest plate can be slided up and down along seat frame, easy to operate, can facilitate the height of adjusting head backup plate.
2, arranging positive stop strip can all make switch frame and bracing frame be clamped on tables and chairs frame, and positive stop strip plays the effect supporting and lead, and support effect is good.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is detonation configuration schematic diagram of the present invention.
Fig. 3 is the structural representation of locating plate in the present invention.
In figure, 1, seat frame; 11, positive stop strip; 12, sliding eye; 2, head rest plate; 21, through hole; 22, bracing frame; 23, reinforced shaft; 24, salient; 3, switch frame; 31, rotation section; 32, unhook portion; 33, securing rod; 34, adapter shaft; 4, torsion spring; 5, locating plate; 51, draw-in groove.
Detailed description of the invention
Be below specific embodiments of the invention and by reference to the accompanying drawings, technical scheme of the present invention is further described, but the present invention be not limited to these embodiments.
As shown in Figure 1 to Figure 3, this is used for the adjustable headrest of child seat, and comprising: head rest plate 2, bracing frame 22 and switch frame 3, head rest plate 2 is arranged on seat frame 1; Bracing frame 22 to be connected on head rest plate 2 and to run through seat frame 1; Switch frame 3 is hingedly mounted on bracing frame 22, switch frame 3 is provided with torsion spring 4 with the hinged place of bracing frame 22, torsion spring 4 clamping switch frame 3 to bracing frame 22, switch frame 3 is provided with securing rod 33, seat frame 1 is fixed with locating plate 5, locating plate 5 has several draw-in grooves 51, securing rod 33 is fastened in draw-in groove 51, switch frame 3 can rotate around hinged place and securing rod 33 is thrown off from draw-in groove 51, and head rest plate 2 can drive bracing frame 22 and switch frame 3 to move.Torsion spring 4 drives switch frame 3 to be pushed against on bracing frame 22, rotating switch frame 3, torsion spring 4 stress deformation, switch frame 3 drives securing rod 33 to remove locking to draw-in groove 51, and head rest plate 2 can drive bracing frame 22 and switch frame 3 to move up and down along seat frame 1, the position of adjustment head rest plate 2, head rest is made to be applicable to the height of child, trip switch frame 3, torsion spring 4 drives switch frame 3 to rotate, and securing rod 33 is locked in draw-in groove 51.
Seat frame 1 offers positive stop strip 11, offer symmetrical sliding eye 12 in the both sides of positive stop strip 11, switch frame 3 and bracing frame 22 are slidably installed in the both sides of positive stop strip 11 respectively, and the symmetrical seat frame 1 of locating plate 5 is parallel to positive stop strip 11.Switch frame 3 is slidably installed on positive stop strip 11 and part protrudes sliding eye 12, and the salient 24 points of switch frame 3 extends to head rest plate 2, and finger stretches in through hole 21 switch frame 3 that fluctuates, and can easily contact the locking of securing rod 33 pairs of draw-in grooves 51, head rest plate 2 can be moved.
Head rest plate 2 offers through hole 21, the rotation section 31 that switch frame 3 comprises unhook portion 32 and intersects to unhook portion 32, unhook portion 32 runs through bracing frame 22 and is positioned at through hole 21, securing rod 33 is connected on rotation section 31, torsion spring 4 is arranged on the intersection of unhook portion 32 and rotation section 31, unhook portion 32 is located at one end of rotation section 31 and is symmetrically distributed in the both sides of rotation section 31, and rotation section 31 is through positive stop strip 11 and be provided with adapter shaft 34 in the end in unhook portion 32, and adapter shaft 34 is pushed against on positive stop strip 11.
Unhook portion 32 and rotation section 31 are in the similar structure with " Y " font, unhook portion 32 can be resisted against on positive stop strip 11 with the intersection of rotation section 31, unhook portion 32 passes sliding eye 12 and extends in through hole 21, arranging adapter shaft 34 can make one end of switch frame 3 be adjacent to positive stop strip 11 against positive stop strip 11, securing rod 33 on the other end is adjacent to draw-in groove 51, it is firm to lock, and structure is simple.
Bracing frame 22 is provided with salient 24, and salient 24 runs through sliding eye 12, is provided with reinforced shaft 23 in the end of salient 24, and reinforced shaft 23 is resisted against on positive stop strip 11.Reinforced shaft 23 is set and can increases stability when head rest plate 2 moves further, play guiding and stable effect.
Locating plate 5 is elongated, and a side of locating plate 5 offers plural draw-in groove 51, and draw-in groove 51 is in being equally spaced.Symmetrical locating plate 5 energy smooth pressure, equilibrium of pressure, stable, draw-in groove 51 is equally spaced and can adjusts at equal intervals, and position is easy to adjust.
Preferred as one, bracing frame 22 comprises body, is coated on the frp layer on body and is coated on the rubber elastomer layer on frp layer, body is provided with protruding I or shrinkage pool I, frp layer inside face is provided with projection I on body or the corresponding shrinkage pool II or protruding II of shrinkage pool I.
Preferred as one, frp layer has axes normal in the through hole of body surface, and rubber elastomer layer and the joint pin contact surface of frp layer having through hole and match, joint pin is entrenched in through hole.
Preferred as one, frp layer outside face is provided with crisscross shallow slot, and the inside face of rubber elastomer layer closely adheres to the outside face of frp layer.
Preferred as one, be also equipped with fibrage between body and frp layer, fibrage has warp and parallel, and warp and parallel are crossed as intertexture shape mutually, the outside face of its middle longitude or parallel is provided with the burr protruded outside warp or parallel.
Preferred as one, the point of burr is the hook portion bent to warp or parallel surface, and the hook portion on adjacent warp or parallel links mutually.
Preferred as one, fibrage is bonded to the inside face of frp layer.
Preferred as one, fibrolaminar warp and parallel all have flaky texture or rib aliform structure, flaky texture or rib aliform structure are all protruded to the outer side surface of warp and parallel, and wherein the surface of flaky texture or rib aliform structure has projection or groove.
Preferred as one, fibrage is nylon reinforcements, and it consists of nylon 100 parts, defatted flour 10-15 part, cellulose 6-8 part, defatted vegetable fiber 3-5 part, paraffin 8-12 part.
Fibrolaminar embodiment
Embodiment 1
In the present embodiment, fibrage is nylon reinforcements, nylon reinforcements consist of nylon 100 parts, defatted flour 10 parts, cellulose 6.5 parts, defatted vegetable fiber 3.5 parts, 11 parts, paraffin.Through test, the pulling strengrth of material is 1.5MPa, and bending strength is 1.12MPa, and tensile elongation is 80%.
Embodiment 2
In the present embodiment, fibrage is nylon reinforcements, nylon reinforcements consist of nylon 100 parts, defatted flour 15 parts, cellulose 7 parts, defatted vegetable fiber 3 parts, 9 parts, paraffin.Through test, the pulling strengrth of material is 1.9MPa, and bending strength is 1.03MPa, and tensile elongation is 80%.
Embodiment 3
In the present embodiment, fibrage is nylon reinforcements, nylon reinforcements consist of nylon 100 parts, defatted flour 13 parts, cellulose 8 parts, defatted vegetable fiber 5 parts, 10 parts, paraffin.Through test, the pulling strengrth of material is 2.3MPa, and bending strength is 1.15MPa, and tensile elongation is 80%.
Embodiment 4
In the present embodiment, fibrage is nylon reinforcements, nylon reinforcements consist of nylon 100 parts, defatted flour 12 parts, cellulose 6 parts, defatted vegetable fiber 4 parts, 12 parts, paraffin.Through test, the pulling strengrth of material is 1.8MPa, and bending strength is 1.0MPa, and tensile elongation is 80%.
Embodiment 5
In the present embodiment, fibrage is nylon reinforcements, nylon reinforcements consist of nylon 100 parts, defatted flour 14 parts, cellulose 7.5 parts, defatted vegetable fiber 4.5 parts, 8 parts, paraffin.Through test, the pulling strengrth of material is 2.1MPa, and bending strength is 1.1MPa, and tensile elongation is 80%.
The technical scope midrange non-limit part that this place embodiment is protected application claims and in embodiment technical scheme to the new technical scheme that the equal replacement of single or multiple technical characteristic is formed, equally all in the scope of protection of present invention; Simultaneously in all embodiments enumerated or do not enumerate of the present invention program, parameters in the same embodiment only represents an example (i.e. a kind of feasible scheme) of its technical scheme, and between parameters, there is not strict cooperation and qualified relation, wherein each parameter can be replaced, except special declaration mutually when stating ask without prejudice to axiom and the present invention.
Specific embodiment described herein is only to the explanation for example of the present invention's spirit.Those skilled in the art can make various amendment or supplement or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present invention or surmount the scope that appended claims defines.
Claims (9)
1. for an adjustable headrest for child seat, it is characterized in that, comprising:
Head rest plate, described head rest plate is arranged on seat frame;
Bracing frame, support frame as described above to be connected on head rest plate and to run through seat frame;
Switch frame, described switch frame is hingedly mounted on bracing frame, the hinged place of described switch frame and bracing frame is provided with torsion spring, described torsion spring clamping switch frame is to bracing frame, and described switch frame is provided with securing rod, and described seat frame is fixed with locating plate, described locating plate has several draw-in grooves, described securing rod is fastened in draw-in groove, and described switch frame can rotate around hinged place and securing rod be thrown off from draw-in groove, and described head rest plate can drive bracing frame and switch frame to move;
Support frame as described above comprises body, is coated on the frp layer on body and is coated on the rubber elastomer layer on frp layer, body is provided with protruding I or shrinkage pool I, frp layer inside face is provided with projection I on body or the corresponding shrinkage pool II or protruding II of shrinkage pool I.
2. a kind of adjustable headrest for child seat according to claim 1, it is characterized in that, described seat frame offers positive stop strip, symmetrical sliding eye is offered in the both sides of positive stop strip, described switch frame and bracing frame are slidably installed in the both sides of positive stop strip respectively, and the symmetrical seat frame of described locating plate is parallel to positive stop strip.
3. a kind of adjustable headrest for child seat according to claim 2, it is characterized in that, described head rest plate offers through hole, described switch frame comprises unhook portion and intersects the rotation section to unhook portion, described unhook portion runs through bracing frame and is positioned at through hole, described securing rod is connected on rotation section, and described torsion spring is arranged on the intersection of unhook portion and rotation section.
4. a kind of adjustable headrest for child seat according to claim 3, it is characterized in that, described unhook portion is located at one end of rotation section and is symmetrically distributed in the both sides of rotation section, described rotation section is passed positive stop strip and is provided with adapter shaft in the end in unhook portion, and described adapter shaft is pushed against on positive stop strip.
5. a kind of adjustable headrest for child seat according to claim 2,3 or 4, it is characterized in that, support frame as described above is provided with salient, and described salient runs through sliding eye, be provided with reinforced shaft in the end of salient, described reinforced shaft is resisted against on positive stop strip.
6. a kind of adjustable headrest for child seat according to claim 1,2,3 or 4, it is characterized in that, described locating plate is elongated, and a side of locating plate offers plural draw-in groove, and draw-in groove is in being equally spaced.
7. a kind of adjustable headrest for child seat according to claim 1, it is characterized in that, described frp layer has axes normal in the through hole of body surface, rubber elastomer layer and the joint pin contact surface of frp layer having through hole and match, joint pin is entrenched in through hole.
8. a kind of adjustable headrest for child seat according to claim 1 or 7, it is characterized in that, described frp layer outside face is provided with crisscross shallow slot, the inside face of rubber elastomer layer closely adheres to the outside face of frp layer.
9. a kind of adjustable headrest for child seat according to claim 1, it is characterized in that, also fibrage is equipped with between described body and frp layer, fibrage has warp and parallel, warp and parallel are crossed as intertexture shape mutually, the outside face of its middle longitude or parallel are provided with the burr protruded outside warp or parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510631068.4A CN105172629A (en) | 2015-09-29 | 2015-09-29 | Adjustable headrest for child seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510631068.4A CN105172629A (en) | 2015-09-29 | 2015-09-29 | Adjustable headrest for child seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105172629A true CN105172629A (en) | 2015-12-23 |
Family
ID=54895247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510631068.4A Pending CN105172629A (en) | 2015-09-29 | 2015-09-29 | Adjustable headrest for child seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105172629A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106669377A (en) * | 2016-12-28 | 2017-05-17 | 宁波兴光新能源投资有限公司 | Landfill gas purification device |
| CN106731500A (en) * | 2016-12-28 | 2017-05-31 | 宁波兴光新能源投资有限公司 | A kind of landfill gas pretreatment unit |
| CN106976419A (en) * | 2017-03-12 | 2017-07-25 | 浙江乐优贝汽车用品有限公司 | The adjustment latching device of headrest |
-
2015
- 2015-09-29 CN CN201510631068.4A patent/CN105172629A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106669377A (en) * | 2016-12-28 | 2017-05-17 | 宁波兴光新能源投资有限公司 | Landfill gas purification device |
| CN106731500A (en) * | 2016-12-28 | 2017-05-31 | 宁波兴光新能源投资有限公司 | A kind of landfill gas pretreatment unit |
| CN106976419A (en) * | 2017-03-12 | 2017-07-25 | 浙江乐优贝汽车用品有限公司 | The adjustment latching device of headrest |
| CN106976419B (en) * | 2017-03-12 | 2023-02-03 | 浙江乐优贝汽车用品有限公司 | Adjusting locking mechanism of seat headrest |
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Legal Events
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| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20151223 |