CN203637629U - Safety seat and energy-absorbing device thereof - Google Patents
Safety seat and energy-absorbing device thereof Download PDFInfo
- Publication number
- CN203637629U CN203637629U CN201320753185.4U CN201320753185U CN203637629U CN 203637629 U CN203637629 U CN 203637629U CN 201320753185 U CN201320753185 U CN 201320753185U CN 203637629 U CN203637629 U CN 203637629U
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- seat
- absorbing
- sliding seat
- positioning
- power
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Abstract
The utility model discloses a safety seat and an energy-absorbing device thereof. The energy-absorbing devices are assembled between a floating frame rear rim and a positioning frame rear rim; each energy-absorbing device comprises a positioning seat and a mobile seat which are arranged oppositely and vertically; an energy-absorbing piece is assembled between each positioning seat and the corresponding mobile seat in a limiting manner; connecting structures connected with the floating frame rear rim and hinged structures hinged to the positioning frame rear rim are respectively arranged on the mobile seats and the positioning seats. When the front part of a vehicle collides, safety belts drive the backs of seats, so that the upper bodies of passengers and a driver tip over forwards or backwards, at the moment, the positioning frame rear rim is stretched or pressed by the floating frame rear rim through the energy-absorbing devices; during the process of stretching or pressing, the mobile seats and the positioning seats of the energy-absorbing devices move face to face so as to enable the energy-absorbing pieces to be collapsed for absorbing energy, and the impact force acted on the energy-absorbing devices by the floating frame rear rim is absorbed by the energy-absorbing pieces, therefore, when the front part of the vehicle collides, the safety of passengers and the driver can be improved.
Description
Technical field
The utility model relates to a kind of safety seat and energy absorption device thereof.
Background technology
At present, in recent years along with the fast development of auto trade, various vehicles are more and more, cause therefrom the incidence of traffic accident also more and more higher, and urban highway transit accident occupied road transport the more than seventy percent of major traffic accidents, the health and the life that are greatly threatening chaufeur and occupant, show according to the statistical research to a large amount of automobile collision accidents, and the ratio of vehicle generation front shock accounts for more than 50%.Once there is front shock accident at passenger vehicle; the most dangerous is chaufeur; because China is to also imperfect relevant laws and regulations of the protection of bus man; the design of front shock accident microbus armchair structure can not be protected chaufeur and occupant well; therefore passenger vehicle needs a kind of safety seat of endergonic structure; instantaneous impact to chaufeur and occupant during with reduction front shock needs to strengthen seat intensity, protection chaufeur and occupant safety simultaneously.
Application number is to disclose a kind of mechanical type seat damping in 201220408376.2 Chinese patent, this damping comprises the positioning framework being connected with body platform frame, the floating frame being connected with chair cushion skeleton and the arm support of bridge joint between floating frame and positioning framework, two transposition arm bottoms of arm support are hinged on respectively on positioning framework, before and after transposition arm top, guiding movement is assemblied on floating frame, and before and after being installed with respectively on two transposition arms of arm support, guiding movement is assemblied in the adapter plate on floating frame and is assemblied in the axle rod on floating frame by guiding movement before and after roller, on adapter plate, be fixed with two damping springs, damping spring is fixed with spring plate away from one end of adapter plate, spring plate swings on floating bracket by hinged rod hinge connection on it on oscillating deck of assembling, on oscillating deck, slidable fit has along fore-and-aft direction worm drive and is connected to the screw rod on edge after floating frame, and bridge joint has the hydraulic damping bar being obliquely installed between floating frame and positioning framework, in use, regulate the predetermincd tension of damping spring by screw rod, and in the time that the chair cushion of seat is subject to downward pressure, two transposition arm tops opposing movement on floating frame of arm support, so that damping spring stretches, floating frame declines, the bar of hydraulic damping simultaneously shrinks under the compressing of floating frame, thereby the reverse resistance applying upwards to floating frame by damping spring and hydraulic damping bar slows down the downward impulsive force on chair cushion.But in the time that front part of vehicle bumps, passenger or driver can drive whole automotive seat to tumble forward by safety strap, now the suffered application force of floating frame will be the moment of torsion of tumbling forward, hydraulic damping bar will be difficult in extended state apply corresponding oppositely resistance to floating frame like this, so that whole damping can not reach the buffering impulsive force of tumbling forward, and passenger or driver can directly bear this impulsive force and cause personal injury.
Utility model content
The purpose of this utility model is to provide a kind of energy absorption device of the impulsive force of tumbling forward that seat is subject to while cushioning vehicle front shock, and a kind of safety seat that uses this energy absorption device is also provided simultaneously.
In order to realize above object, the technical scheme of the utility model energy absorption device is as follows:
A kind of energy absorption device, comprise the positioning seat and the sliding seat that are oppositely arranged up and down, the spacing power-absorbing being equipped with for be out of shape impact-absorbing power by crumple between positioning seat and sliding seat, the intensity of power-absorbing is less than the intensity of positioning seat and sliding seat, and is respectively equipped with connection structure and articulated structure in positioning seat and sliding seat.
In described sliding seat, be installed with along positioning seat and sliding seat relative direction guiding movement and be assemblied in the limit body on positioning seat, limit body is provided with from the positioning seat external part that stretch out one end of sliding seat dorsad away from one end of sliding seat.
The removable body of empty set in power-absorbing periphery that be fixed with on described positioning seat, described sliding seat presses direction guiding movement along power-absorbing and is assemblied in body, and on positioning seat, offers the perforation of passing for limit body external part.
Described limit body comprises the connecting panel that the guidepost that is installed in power-absorbing and guidepost set firmly away from sliding seat one end, offers the bolt through-hole that a row is intervally arranged along positioning seat and sliding seat relative direction on described connecting panel.
Described power-absorbing is the thin-wall corrugated tube of metal material.
The technical scheme of the utility model safety seat is as follows:
A kind of safety seat, comprise positioning framework and floating frame by arm support floating connection, between the rear edge of described floating frame and the rear edge of positioning framework, be equipped with the energy absorption device for stoping floating frame and the opposing motion of positioning framework, described energy absorption device comprises the positioning seat and the sliding seat that are oppositely arranged up and down, the spacing power-absorbing being equipped with for be out of shape impact-absorbing power by crumple between positioning seat and sliding seat, the intensity of power-absorbing is less than the intensity of positioning seat and sliding seat, and sliding seat and positioning seat be respectively equipped be connected to floating frame after edge connection structure and be hinged on locating support after articulated structure on edge.
In described sliding seat, be installed with along positioning seat and sliding seat relative direction guiding movement and be assemblied in the limit body on positioning seat, limit body is provided with from the positioning seat external part that stretch out one end of sliding seat dorsad away from one end of sliding seat.
Described limit body comprises the connecting panel that the guidepost that is installed in power-absorbing and guidepost set firmly away from sliding seat one end, offers the bolt through-hole that a row is intervally arranged along positioning seat and sliding seat relative direction on described connecting panel.
Described power-absorbing is the thin-wall corrugated tube of metal material.
Described floating frame top floating assembly has cushion frames, and after cushion frames, after edge and floating frame, between edge, bridge joint is fixed with buffer strip, described buffering with two above, and left and right be intervally arranged.
The utility model is equipped with energy absorption device between the rear edge of floating frame and the rear edge of positioning framework, energy absorption device comprises the positioning seat and the sliding seat that are oppositely arranged up and down, the spacing power-absorbing that is equipped with between positioning seat and sliding seat, and sliding seat and positioning seat be respectively equipped be connected to floating frame after edge connection structure and be hinged on locating support after articulated structure on edge.In the time of normal vehicle operation, floating frame passes through arm support floating connection above locating support, thereby makes arm support can slow down the impulsive force that chair cushion pitches, and improves passenger and driver's travelling comfort, in the time that front part of vehicle bumps, passenger and driver drive the chair back to tumble forward or backward by safety strap above the waist, now after floating frame edge can by energy absorption device stretch or compression set framework after edge, in stretching or compression process, in energy absorption device, sliding seat and positioning seat can move in opposite directions, so that power-absorbing is by crumple energy-absorbing, so that the impulsive force that edge acts on energy absorption device after floating frame is absorbed by power-absorbing, until power-absorbing by conquassation after, sliding seat can be by relative block on positioning seat, so that edge is assemblied in after positioning framework on edge by energy absorption device anti-avulsion after floating frame, stop passenger and driver's the upper part of the body to continue bend down forward or steeve, thereby make safety seat in the time that front part of vehicle bumps, can absorb the impulsive force that upper half of human body bends down, slow down the impulsive force of tumbling forward or backward that seat is subject to, can ensure that again human body can not bend down always or steeve, improve the safety of passenger and driver when front part of vehicle bumps.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model safety seat embodiment;
Fig. 2 is the structural representation of energy absorption device part in Fig. 1;
Fig. 3 is that Fig. 2 is at the structural representation of removing after body and sleeve;
Fig. 4 is the connection structure schematic diagram of sliding seat and limit body in Fig. 2;
Fig. 5 is the connection structure schematic diagram of body and sleeve in Fig. 2.
Detailed description of the invention
The embodiment of the utility model safety seat: as shown in Figures 1 to 5, this safety seat is assemblied in the positioning framework on Floor-board frame by guiding before and after guide rail mechanism, positioning framework top is by the floating frame of arm support floating connection and the cushion frame of floating frame top floating connection, wherein positioning framework, the structure of floating frame and cushion frame and floating connection mode all belong to prior art, difference is, after floating frame, after edge 2 and positioning framework, between edge 3, be equipped with two energy absorption devices that are arranged symmetrically in the chair cushion left and right sides, energy absorption device comprises and is welded on the connection bracket 9 on edge 2 after floating frame, bolted limit body 7 in connection bracket 9, the discoid sliding seat 7c that limit body 7 lower end one set firmly, welding is connected in the articulated stand 10 on edge 3 after positioning framework, the hinge that extend the left and right setting firmly on hinged support, on hinge, rotate the sleeve 5a of shell-like, the body 5 of sleeve 5a upper end welding, the discoid positioning seat 6 that body 5 upper ends are threaded, wherein the center position of positioning seat 6 offers the perforation of downward-extension, the connecting panel that limit body 7 is installed on by guiding up and down the strip that guidepost in perforation and guidepost upper end one set firmly forms, the lower end one of guidepost is installed in sliding seat 7c center position, the diameter of sliding seat 7c is greater than the external diameter of power-absorbing, but be less than the internal diameter of body 5, the upper and lower guiding movement of sliding seat 7c is assemblied in body 5, and with positioning seat positioned opposite Shang Xia 6, the spacing power-absorbing 8 that is equipped with between sliding seat 7c and positioning seat 6.Power-absorbing 8 be by metallic material make and its mechanical strength lower than the ripple energy-absorbing pipe of other parts, ensure that power-absorbing 8 has certain intensity and crumple distortion can occur and carry out energy-absorbing, absorbs energy large.
The bolt through-hole 7a that offers the upper downward-extension of a row on connecting panel, be equipped with the adjusting bolt being located in this bolt through-hole 7a, and connection bracket 9 is a few word steel brackets in connection bracket 9.Adjusting bolt can be selected one and is installed in one of them of each bolt through-hole 7a, so that the connection structure that sliding seat 7c forms by limit body 7, adjusting bolt and connection bracket 9 is connected on the rear edge of floating frame.
After floating frame, after edge 2 and cushion frames, between edge 1, bridge joint has two spaced apart buffer strips in left and right, buffer strip is the ribbon that material high by mechanical strength and that quality is soft is made, and the riveted joint of the two ends of buffer strip is connected in after floating frame after edge 2 and cushion frames on edge 1.
The principle of work of the present embodiment is: in the time there is front shock, the chaufeur of fastening the safety belt or occupant impact forward because force of inertia drives back of seat, in impact process, buffer strip is first straightened, alleviate to a certain extent occupant's instant impact, force of inertia continues to pull limit body 7 by the connection bracket 9 on edge after floating frame 2, under the sliding seat 7c of limit body 7 effect, make power-absorbing 8 crumple distortion, absorb collision energy, thereby reach the object that reduces the structural distortion of seat own.Under the effect of force of inertia, power-absorbing 8 continues by conquassation, after power-absorbing 8 is by complete conquassation, sliding seat 7c is subject to positioning seat 6 to be stopped, this not redeformation of device, thus be fixedly connected with after positioning framework edge 2 after edge 3 and floating frame, make after positioning framework edge 2 relative displacemenies after edge 3 and floating frame no longer change, now play the effect of reinforced seat structure of chair, reduced armchair structure distortion.Therefore in the time that automotive front bumps; when back of seat is impacted to front portion by force of inertia; seat energy absorption device is by power-absorbing 8 conquassation distortion energy-absorbings; absorb the impact energy of seat; thereby reduce the distortion of this body structure of seat; after the complete conquassation of ripple energy-absorbing pipe quilt, this device further plays the effect of reinforced seat structure of chair, has improved the protective capability of seat to occupant.
In the above-described embodiments, sliding seat is connected with connection bracket adjustable bolt by limit body and is connected in after floating frame on edge, positioning seat is hinged on after positioning framework on edge by body, sleeve and hinged support, in other embodiments, the position of sliding seat and positioning seat also can be exchanged, be that sliding seat is hinged on after positioning framework on edge, and positioning seat is connected in after floating frame on edge; In addition, connection bracket can be also articulated stand structure, is all hinged so that be connected to the connection mode of floating frame and respective element.
In the above-described embodiments, the below of sliding seat in positioning seat, inhibiting device is by stoping sliding seat to pull out crumple energy-absorbing from body, in other embodiments, sliding seat also can be in the top of positioning seat, to should also cushioning the downward impulsive force that chair cushion is subject to by inhibiting device.
In the above-described embodiments, safety seat is automotive seat, and in other embodiments, this safety seat can be also the safety seat on the equipment such as aircraft, steamer.
In the above-described embodiments, power-absorbing is bellows, and in other embodiments, power-absorbing can be also the power-absorbing such as straight tube, cylinder.
The embodiment of energy absorption device of the present utility model: in the present embodiment, the structure of energy absorption device is identical with the structure of energy absorption device in above-described embodiment, therefore repeats no more.
Claims (10)
1. an energy absorption device, it is characterized in that, comprise the positioning seat and the sliding seat that are oppositely arranged up and down, the spacing power-absorbing being equipped with for be out of shape impact-absorbing power by crumple between positioning seat and sliding seat, the intensity of power-absorbing is less than the intensity of positioning seat and sliding seat, and is respectively equipped with connection structure and articulated structure in positioning seat and sliding seat.
2. energy absorption device according to claim 1, it is characterized in that, in described sliding seat, be installed with along positioning seat and sliding seat relative direction guiding movement and be assemblied in the limit body on positioning seat, limit body is provided with from the positioning seat external part that stretch out one end of sliding seat dorsad away from one end of sliding seat.
3. energy absorption device according to claim 2, it is characterized in that, the removable body of empty set in power-absorbing periphery that be fixed with on described positioning seat, described sliding seat presses direction guiding movement along power-absorbing and is assemblied in body, and on positioning seat, offers the perforation of passing for limit body external part.
4. energy absorption device according to claim 2, it is characterized in that, described limit body comprises the connecting panel that the guidepost that is installed in power-absorbing and guidepost set firmly away from sliding seat one end, offers the bolt through-hole that a row is intervally arranged along positioning seat and sliding seat relative direction on described connecting panel.
5. according to the energy absorption device described in any one in claim 1 to 4, it is characterized in that the thin-wall corrugated tube that described power-absorbing is metal material.
6. a safety seat, comprise positioning framework and floating frame by arm support floating connection, it is characterized in that, between the rear edge of described floating frame and the rear edge of positioning framework, be equipped with the energy absorption device for stoping floating frame and the opposing motion of positioning framework, described energy absorption device comprises the positioning seat and the sliding seat that are oppositely arranged up and down, the spacing power-absorbing being equipped with for be out of shape impact-absorbing power by crumple between positioning seat and sliding seat, the intensity of power-absorbing is less than the intensity of positioning seat and sliding seat, and sliding seat and positioning seat be respectively equipped be connected to floating frame after edge connection structure and be hinged on locating support after articulated structure on edge.
7. safety seat according to claim 6, it is characterized in that, in described sliding seat, be installed with along positioning seat and sliding seat relative direction guiding movement and be assemblied in the limit body on positioning seat, limit body is provided with from the positioning seat external part that stretch out one end of sliding seat dorsad away from one end of sliding seat.
8. safety seat according to claim 7, it is characterized in that, described limit body comprises the connecting panel that the guidepost that is installed in power-absorbing and guidepost set firmly away from sliding seat one end, offers the bolt through-hole that a row is intervally arranged along positioning seat and sliding seat relative direction on described connecting panel.
9. according to the safety seat described in any one in claim 6 to 8, it is characterized in that the thin-wall corrugated tube that described power-absorbing is metal material.
10. according to the safety seat described in any one in claim 6 to 8, it is characterized in that, described floating frame top floating assembly has cushion frames, and after cushion frames, after edge and floating frame, between edge, bridge joint is fixed with buffer strip, described buffering with two above, and left and right be intervally arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320753185.4U CN203637629U (en) | 2013-11-26 | 2013-11-26 | Safety seat and energy-absorbing device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320753185.4U CN203637629U (en) | 2013-11-26 | 2013-11-26 | Safety seat and energy-absorbing device thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203637629U true CN203637629U (en) | 2014-06-11 |
Family
ID=50868899
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320753185.4U Expired - Fee Related CN203637629U (en) | 2013-11-26 | 2013-11-26 | Safety seat and energy-absorbing device thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203637629U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103692938A (en) * | 2013-11-26 | 2014-04-02 | 郑州宇通客车股份有限公司 | Safety seat and energy absorbers thereof |
| CN110341564A (en) * | 2019-07-25 | 2019-10-18 | 重庆执耳科技有限公司 | A kind of external hanging type energy-absorbing seat |
-
2013
- 2013-11-26 CN CN201320753185.4U patent/CN203637629U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103692938A (en) * | 2013-11-26 | 2014-04-02 | 郑州宇通客车股份有限公司 | Safety seat and energy absorbers thereof |
| CN103692938B (en) * | 2013-11-26 | 2017-04-05 | 郑州宇通客车股份有限公司 | Safety seat and its energy absorption device |
| CN110341564A (en) * | 2019-07-25 | 2019-10-18 | 重庆执耳科技有限公司 | A kind of external hanging type energy-absorbing seat |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140611 Termination date: 20181126 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |