CN103273860A - Energy absorbing device of car seat - Google Patents
Energy absorbing device of car seat Download PDFInfo
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- CN103273860A CN103273860A CN2013101956075A CN201310195607A CN103273860A CN 103273860 A CN103273860 A CN 103273860A CN 2013101956075 A CN2013101956075 A CN 2013101956075A CN 201310195607 A CN201310195607 A CN 201310195607A CN 103273860 A CN103273860 A CN 103273860A
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- slide rail
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Abstract
The invention provides an energy absorbing device of a car seat. The energy absorbing device of the car seat comprises seat basin frameworks arranged on two sides of a car seat basin and sliding rail frameworks arranged below the seat basin frameworks. The energy absorbing device further comprises energy absorbing blocks arranged between the seat basin frameworks and the sliding rail frameworks. The front portions of the seat basin frameworks are hinged to the front portions of the sliding rail frameworks. One ends of the energy absorbing blocks are hinged to rear parts of the sliding rail frameworks and the other ends of the energy absorbing blocks are hinged to rear parts of the seat basin frameworks. With the energy absorbing device of the car seat, energy can be effectively absorbed when a car collision accident occurs. The energy absorbing blocks absorbing the energy and being compressed are not prone to facture or damage so as to effectively protect passengers.
Description
Technical field
The invention relates to automobile technical field, and particularly about a kind of energy absorber for automotive seats.
Background technology
Automotive seat are the component parts that play an important role in passive protection.At first; automotive seat will guarantee to make the occupant to be within the living space of self in accident; constrained system prevents that other vehicle-mounted bodies (as other occupants, goods) from entering into this space, and makes the occupant in the accident generating process, keep certain attitude, so that can be given full play to its protective value.In addition, automotive seat also should have when the occupant bumps with it, absorb the energy that the occupant collides with it, make the injury to the occupant be relieved to minimum performance.In rear-end impact, seat is safety apparatus of paramount importance concerning passenger protection, because it is unique equipment that can hold on occupant's health in rear-end collision, the protection that the occupant is injured in the design of seat and the rear-end collision is closely related.
Whiplash injury is one of common disease of acute cervical spine injury, and the modal cause of disease is that traffic accident is knocked into the back to make and collided to reach, and seat drive occupant trunk is also to reach like this, because occupant's neck is free relatively, effect of inertia causes head to fall behind, and the displacement of neck occurred level causes the generation of whiplash injury.
At present, occur having the automotive seat of rear-end impact occupant neck protection function on the market, mainly contained following two classes.
One class is at automotive seat headrest adjustment structure protection occupant neck to be set.When rear-end impact, power seat headrest rotates forward, thereby occupant's neck is protected in the head when reducing occupant's rear-end impact and the relative motion of neck effectively.But this protection scheme mechanism complexity, cost is higher, is difficult to promote on a large scale.
Another kind of is that Chair back hypsokinesis structure is set.When rear-end impact, chair back hypsokinesis structure absorption portion energy makes and moves behind the Chair back, changes the angle of seat, and occupant's the suffered pulling force of neck, vertebra is reduced, thereby reaches protection occupant's purpose.Main shortcoming be this seat when the high speed rear-end impact, the damage of the easy energy-absorbing of chair back hypsokinesis structure is toppled the chair back backward, the occupant skids off from the chair back easily, causes other damage.
Summary of the invention
At the problems referred to above, the purpose of this invention is to provide a kind of energy absorber for automotive seats, energy-absorbing effectively when rear-end collision takes place is difficult for fracture damage, even damage, also can provide the actv. protection to the occupant.
The invention provides a kind of energy absorber for automotive seats, comprise the seat basin skeleton that is arranged on automotive seats seat support basin both sides, and the slide rail skeleton that is arranged on described seat basin skeleton below, described energy absorption device also comprises the energy absorbent block that is arranged between described seat basin skeleton and the described slide rail skeleton; Described seat basin skeleton is anterior and described slide rail skeleton front portion is hinged; Described energy absorbent block one end and described slide rail skeleton rear portion are hinged, and the other end and described seat basin skeleton rear portion are hinged.
In one embodiment of the invention, aforesaid energy absorption device also comprises the limiting bracket that is arranged between described seat basin skeleton and the described slide rail skeleton.
In one embodiment of the invention, aforesaid limiting bracket offers the microscler position-limited trough of perforation.
In one embodiment of the invention, an end of an end of aforesaid limiting bracket and described energy absorbent block is together hinged with described slide rail skeleton rear portion; The other end of described limiting bracket and the other end of described energy absorbent block are together hinged with described seat basin skeleton rear portion.
In one embodiment of the invention, the rear portion of aforesaid slide rail skeleton is provided with the bearing of " U " shape, and the bearing of described " U " shape comprises diapire and two sidewalls, and the diapire of the bearing of described " U " shape is fixedly installed on described slide rail skeleton rear portion.
In one embodiment of the invention, an end of an end of aforesaid energy absorbent block and described limiting bracket together is fixed between two sidewalls of described bearing by bolted splice.
In one embodiment of the invention, the front portion of aforesaid slide rail skeleton is set with hinged seat, and described hinged seat upper end is anterior hinged by bolt and described seat basin skeleton.
In one embodiment of the invention, aforesaid hinged seat is L-shaped.
In one embodiment of the invention, aforesaid energy absorbent block is the shape of a hoof.
In one embodiment of the invention, aforesaid energy absorbent block is " C " shape.
The invention has the beneficial effects as follows, adopt the energy absorber for automotive seats of the embodiment of the invention, energy absorption device is arranged on the seat basin below of automotive seat, energy-absorbing effectively when rear-end collision takes place, and energy absorbent block is compressed when energy-absorbing, is difficult for fracture damage.Even energy absorbent block is damaged when energy-absorbing; because the backrest of automotive seat and seat basin are to be fixed by hinge; in endergonic process, can not produce relative rotation; therefore backrest can not produce and topple; and the slide rail skeleton that the seat basin is positioned at its below limits; also can not continue again to move down, so automotive seat still can remain on original position, provide the actv. protection to the occupant.。
Above-mentioned explanation only is the general introduction of technical solution of the present invention, for can clearer understanding technological means of the present invention, and can be implemented according to the content of specification sheets, and for above and other objects of the present invention, feature and advantage can be become apparent, below especially exemplified by embodiment, and conjunction with figs., be described in detail as follows.
Description of drawings
Fig. 1 is the structural representation of using the automotive seat of energy absorber for automotive seats preferred embodiment of the present invention.
Fig. 2 is the structural representation of energy absorber for automotive seats preferred embodiment of the present invention.
The specific embodiment
Reach technological means and the effect that predetermined goal of the invention is taked for further setting forth the present invention, below in conjunction with accompanying drawing and preferred embodiment, the specific embodiment, structure, feature and the effect thereof of the energy absorber for automotive seats that foundation the present invention is proposed are described in detail as follows:
Relevant aforementioned and other technology contents, characteristics and effect of the present invention can be known to present in the following detailed description that cooperates with reference to graphic preferred embodiment.By the explanation of the specific embodiment, when can being to reach technological means and the effect that predetermined purpose takes to be able to more deeply and concrete understanding to the present invention, yet appended graphic only provide with reference to the usefulness of explanation, the present invention is limited.
Please refer to shown in Figure 1ly, the automotive seat 1 of using energy absorber for automotive seats preferred embodiment of the present invention comprise backrest 12, seat basin 14, and slide rail 16.Show that for clear the seat basin 14 of the automotive seat 1 that show among Fig. 1 is by partly cut-away.
Be provided with headrest 122 on backrest 12 tops.Backrest 12 and seat basin 14 are by hinge (not shown) hinged securement, so backrest 12 can be regulated with respect to the angle of seat basin 14.But after regulating, backrest 12 is constant with respect to the fixed angle of seat basin 14.Slide rail 16 arranges present basin 14 belows, but the front and back position by slide rail 16 adjustment seat basins 14.In Fig. 1, only shown the part-structure of slide rail 16.In the present invention, automobile headstock direction is defined as " preceding ", and the automobile tail direction is defined as " back ".
Please refer to shown in Figure 2, energy absorber for automotive seats 2 of the present invention is arranged on seat basin 14 both sides of automotive seat 1, comprise the seat basin skeleton 20 that present basin 14 both sides are set, the slide rail skeleton 22 of present basin skeleton 20 belows is set, and energy absorbent block 24 and limiting bracket 26 between present basin skeleton 20 and the slide rail skeleton 22 are set.In the present embodiment, be that example describes with the energy absorption device 2 that is arranged on automotive seat 1 one sides.
Energy absorbent block 24 is " C " shape, also we can say to be the shape of a hoof, and the one end is hingedly fixed in by bolt 29 between two sidewalls of slide rail skeleton 22 upper brackets 222, and the other end is by present basin skeleton 20 rear portions of another bolt 29 hinged securement.
Limiting bracket 26 is strip, offers the microscler position-limited trough 262 of perforation thereon.Limiting bracket 26 1 ends are hingedly fixed in by bolt 29 between two sidewalls of slide rail skeleton 22 upper brackets 222, and the other end is by present basin skeleton 20 rear portions of another bolt 29 hinged securement.That is an end of energy absorbent block 24 and an end of limiting bracket 26 all are hingedly fixed between two sidewalls of slide rail skeleton 22 upper brackets 222 by bolt 29; The other end of the other end of energy absorbent block 24 and limiting bracket 26 is the rear portion by the present basin skeleton 20 of another bolt 29 hinged securement all.
Like this, when the automobile generation rear-end collision of the energy absorption device 2 of using the embodiment of the invention, occupant on the seat can move relatively backward, press the backrest 12 of seat 1, if this moment moment greater than a certain amount of, 500Nm for example, then energy absorbent block 24 is compressed, produce distortion, so the distance at energy absorbent block 24 two ends dwindles energy-absorbing, and it is also mobile in opposite directions in the position-limited trough 262 of limiting bracket 26 to be arranged on two bolts 29 at energy absorbent block 24 two ends.Backrest 12 and seat basin 14 serve as spool integrally to rotate with the bolt 29 of the hinged place of " L " shape hinged seat 220 of seat basin skeleton 20 and slide rail skeleton 22 namely, up to energy absorbent block 24 energy is all absorbed, perhaps two ends, energy absorbent block 24 two ends offset, and then backrest 12 and seat basin 14 stop mobile.If energy absorbent block 24 is not damaged inefficacy, then can restore to the original state, and with backrest 12 and seat basin 14 also pushed home.If energy absorbent block 24 is damaged lost efficacy, as long as seat is not out of shape, can only change the parts of energy absorption device 2, can be with the seat reparation.
Need to prove that when the automobile normal running of the energy absorption device 2 of using the embodiment of the invention, energy absorbent block 24 can't produce distortion.When the automotive front of the energy absorption device 2 of using the embodiment of the invention bumped, the occupant can move to vehicle front, and energy absorbent block 24 can not produce distortion yet, and this moment is by protection occupants' such as car belt and safety air bag safety.Only in the automobile generation rear-end collision of the energy absorption device 2 of using the embodiment of the invention, and moment is when a certain amount of when rear-end impact, and energy absorbent block 24 just can produce distortion.
Like this, adopt the energy absorber for automotive seats 2 of the embodiment of the invention, energy absorption device 2 is arranged on seat basin 14 belows of automotive seat 1, energy-absorbing effectively when rear-end collision takes place, and energy absorbent block 24 is compressed when energy-absorbing, is difficult for fracture damage.Even energy absorbent block 24 is damaged when energy-absorbing; because the backrest 12 of automotive seat 1 and seat basin 14 are to be fixed by hinge; in endergonic process, can not produce relative rotation; therefore backrest 12 can not produce and topple; and seat basin 14 is positioned at slide rail skeleton 22 restrictions of its below; also can not continue again to move down, so automotive seat 1 still can remain on original position, provide the actv. protection to the occupant.
Be appreciated that in other embodiment of energy absorber for automotive seats 2 of the present invention, also can omit limiting bracket 26, can reach purpose of the present invention equally.Between seat basin skeleton 20 front portions and slide rail skeleton 22 front portions, and the articulated manner between energy absorbent block 24 and seat basin skeleton 20 rear portions, energy absorbent block 24 and slide rail skeleton 22 rear portions, also be not limited to the mode shown in above-described embodiment.
The above, only be embodiments of the invention, be not that the present invention is done any pro forma restriction, though the present invention discloses as above with embodiment, yet be not in order to limit the present invention, any those skilled in the art, in not breaking away from the technical solution of the present invention scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be not break away from the technical solution of the present invention content, any simple modification that foundation technical spirit of the present invention is done above embodiment, equivalent variations and modification all still belong in the scope of technical solution of the present invention.
Claims (10)
1. an energy absorber for automotive seats (2), comprise the seat basin skeleton (20) that is arranged on automotive seat (1) seat basin (14) both sides, and the slide rail skeleton (22) that is arranged on described seat basin skeleton (20) below, it is characterized in that described energy absorption device (2) also comprises the energy absorbent block (24) that is arranged between described seat basin skeleton (20) and the described slide rail skeleton (22); Described seat basin skeleton (20) is anterior and described slide rail skeleton (22) is anterior hinged; Described energy absorbent block (24) one ends and described slide rail skeleton (22) rear portion are hinged, and the other end and described seat basin skeleton (20) rear portion are hinged.
2. energy absorber for automotive seats as claimed in claim 1 (2) is characterized in that, described energy absorption device (2) also comprises the limiting bracket (26) that is arranged between described seat basin skeleton (20) and the described slide rail skeleton (22).
3. energy absorber for automotive seats as claimed in claim 2 (2) is characterized in that, described limiting bracket (26) offers the microscler position-limited trough (262) of perforation.
4. energy absorber for automotive seats as claimed in claim 3 (2) is characterized in that, an end of an end of described limiting bracket (26) and described energy absorbent block (24) is together hinged with described slide rail skeleton (22) rear portion; The other end of the other end of described limiting bracket (26) and described energy absorbent block (24) is together hinged with described seat basin skeleton (20) rear portion.
5. energy absorber for automotive seats as claimed in claim 4 (2), it is characterized in that, be provided with the bearing (222) of " U " shape at the rear portion of described slide rail skeleton (22), the bearing (222) of described " U " shape comprises diapire and two sidewalls, and the diapire of the bearing (222) of described " U " shape is fixedly installed on described slide rail skeleton (22) rear portion.
6. energy absorber for automotive seats as claimed in claim 5 (2), it is characterized in that an end of an end of described energy absorbent block (24) and described limiting bracket (26) together is hingedly fixed between two sidewalls of described bearing (222) by bolt (29).
7. energy absorber for automotive seats as claimed in claim 4 (2), it is characterized in that, the front portion of described slide rail skeleton (22) is set with hinged seat (220), and described hinged seat (220) upper end is anterior hinged by bolt (29) and described seat basin skeleton (20).
8. energy absorber for automotive seats as claimed in claim 7 (2) is characterized in that, described hinged seat (220) is L-shaped.
9. energy absorber for automotive seats as claimed in claim 1 (2) is characterized in that, described energy absorbent block (24) is the shape of a hoof.
10. energy absorber for automotive seats as claimed in claim 1 (2) is characterized in that, described energy absorbent block (24) is " C " shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101956075A CN103273860A (en) | 2013-05-22 | 2013-05-22 | Energy absorbing device of car seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101956075A CN103273860A (en) | 2013-05-22 | 2013-05-22 | Energy absorbing device of car seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103273860A true CN103273860A (en) | 2013-09-04 |
Family
ID=49056525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013101956075A Pending CN103273860A (en) | 2013-05-22 | 2013-05-22 | Energy absorbing device of car seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103273860A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105946667A (en) * | 2016-05-13 | 2016-09-21 | 北京交通大学 | Combined type efficient energy-absorption seat |
| US11535129B1 (en) | 2021-08-17 | 2022-12-27 | Honda Motor Co., Ltd. | Vehicle seat mounting bracket for energy attenuating member |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6176543B1 (en) * | 1997-10-13 | 2001-01-23 | Toyota Jidosha Kabushiki Kaisha | Seat for vehicle |
| GB2370221A (en) * | 2000-12-19 | 2002-06-26 | Autoliv Dev | Belt-in-seat vehicle seat, absorbs impact forces using play in support frame and/or deformation of support frame components |
| CN101875322A (en) * | 2010-07-14 | 2010-11-03 | 浙江吉利汽车研究院有限公司 | Energy absorber for automotive seats |
| CN101905665A (en) * | 2010-04-12 | 2010-12-08 | 浙江吉利汽车研究院有限公司 | Power-absorbing structure of automobile seat |
| CN101987588A (en) * | 2009-07-30 | 2011-03-23 | 德鱼塔工业股份有限公司 | Lifter device for vehicle seat |
-
2013
- 2013-05-22 CN CN2013101956075A patent/CN103273860A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6176543B1 (en) * | 1997-10-13 | 2001-01-23 | Toyota Jidosha Kabushiki Kaisha | Seat for vehicle |
| GB2370221A (en) * | 2000-12-19 | 2002-06-26 | Autoliv Dev | Belt-in-seat vehicle seat, absorbs impact forces using play in support frame and/or deformation of support frame components |
| CN101987588A (en) * | 2009-07-30 | 2011-03-23 | 德鱼塔工业股份有限公司 | Lifter device for vehicle seat |
| CN101905665A (en) * | 2010-04-12 | 2010-12-08 | 浙江吉利汽车研究院有限公司 | Power-absorbing structure of automobile seat |
| CN101875322A (en) * | 2010-07-14 | 2010-11-03 | 浙江吉利汽车研究院有限公司 | Energy absorber for automotive seats |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105946667A (en) * | 2016-05-13 | 2016-09-21 | 北京交通大学 | Combined type efficient energy-absorption seat |
| US11535129B1 (en) | 2021-08-17 | 2022-12-27 | Honda Motor Co., Ltd. | Vehicle seat mounting bracket for energy attenuating member |
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Application publication date: 20130904 |