CN202557476U - Buffering and power-absorbing air bag - Google Patents
Buffering and power-absorbing air bag Download PDFInfo
- Publication number
- CN202557476U CN202557476U CN2012201885899U CN201220188589U CN202557476U CN 202557476 U CN202557476 U CN 202557476U CN 2012201885899 U CN2012201885899 U CN 2012201885899U CN 201220188589 U CN201220188589 U CN 201220188589U CN 202557476 U CN202557476 U CN 202557476U
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- CN
- China
- Prior art keywords
- air bag
- ventilation orifice
- absorbing
- valve
- air valve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000003139 buffering effect Effects 0.000 title claims abstract description 33
- 238000009423 ventilation Methods 0.000 claims description 90
- 238000007789 sealing Methods 0.000 claims description 7
- 238000010521 absorption reaction Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 210000004712 air sac Anatomy 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Mattresses And Other Support Structures For Chairs And Beds (AREA)
Abstract
The utility model discloses a buffering and power-absorbing air bag which comprises a buffering air bag and a plurality of power-absorbing air bags which are connected with the bottom of the buffering air bag. The buffering air bag is provided with a plurality of first loopholes which are communicated with the power-absorbing air bags. First air valves are arranged on the buffering air bag, and valve bodies of the first air valves are movably inserted into the first loopholes. The upper ends of the first air valves are located at the inner lower ends of the power-absorbing air bags and inside the buffering air bag. The lower portions of the valve bodies of the first air valves are tightly attached to and matched with hole walls of the first loopholes, and gaps are disposed between the upper portions of the valve bodies of the first air valves and the hole walls of the first loopholes. The buffering and power-absorbing air bag is applied to a child safety seat of a car, and can play a role of buffering when used normally. When the car is in collision, the buffering and power-absorbing air bag can absorb energy generated by the collision immediately so as to avoid damage to children and other members. The buffering and power-absorbing air bag can also be used in other products requiring buffering and power absorption.
Description
Technical field
the utility model relates to a kind of children trolley.
Background technology
vehicular child safety seat is a kind of lying on the car seat, supplies Xiao Tong to take, and constraint equipment is arranged, and can when getting into an accident, fetter Xiao Tong to ensure the seat of Xiao Tong safety.When automobile bumped, the children in the seat can receive very big impact, possibly damage children.
Summary of the invention
in order to address the above problem, the purpose of the utility model is to provide a kind of buffering energy-absorbing air bag.
are in order to reach above purpose; The technical scheme that the utility model adopts is: the buffering energy-absorbing air bag; It comprises buffer air bag and some energy-absorbing air bags that is connected the buffer air bag bottom, and buffer air bag is provided with some first ventilation orifices that are connected with the energy-absorbing air bag, and buffer air bag is provided with first air valve; The valve body of first air valve is inserted in first ventilation orifice movably; The upper end of first air valve is positioned at energy-absorbing air bag lower end and is positioned at buffer air bag, and can move relative to first ventilation orifice, and the lower end of first air valve has load bearing face first time; The upper end of first air valve has load bearing face on first; The first time projection of load bearing face on the plane, place, lower surface of first ventilation orifice covers the lower surface of first ventilation orifice fully, and the bottom of the valve body of first air valve is adjacent to the hole wall of first ventilation orifice and cooperates, and has the space between the hole wall of the top of the valve body of first air valve and first ventilation orifice.Described upper and lower direction is that the state when normal mounting is used traditionally according to this buffering energy-absorbing air bag defines.
further; First air valve has detent position and ventilation position; When first air valve was positioned at detent position, the sealing of the bottom of first ventilation orifice was when first air valve is positioned at the ventilation position; The top of the valve body of first air valve moves to the bottom of first ventilation orifice, is connected between buffer air bag and the energy-absorbing air bag.
further, overlap in projection and the upper surface of first ventilation orifice of load bearing face on the plane, place, upper surface of first ventilation orifice on first.
preferably; Buffer air bag is provided with some second ventilation orifices; Buffer air bag is provided with second air valve, and the valve body of second air valve is inserted in second ventilation orifice movably, and the lower end of second air valve is positioned at energy-absorbing air bag upper end and is positioned at buffer air bag; And can move relative to second ventilation orifice; The upper end of second air valve has load bearing face on second, and the lower end of second air valve has load bearing face second time, and the projection of load bearing face on the plane, place, upper surface of second ventilation orifice covers the upper surface of second ventilation orifice fully on second; The top of the valve body of second air valve is adjacent to the hole wall of second ventilation orifice and cooperates, and has the space between the hole wall of the bottom of the valve body of second air valve and second ventilation orifice.
further; Second air valve has detent position and ventilation position; When second air valve was positioned at detent position, the sealing of the top of second ventilation orifice was when second air valve is positioned at the ventilation position; The bottom of the valve body of second air valve moves to the top of second ventilation orifice, and buffer air bag is connected with the external world.
further, overlap in second time load bearing face projection and lower surface of second ventilation orifice on the plane, place, lower surface of second ventilation orifice.
preferably; Buffer air bag comprise be positioned at the bottom have fixed body and all around with fixed body around the body that is tightly connected mutually; The energy-absorbing air sac sealing is connected the below of fixed body, and first ventilation orifice and second ventilation orifice are opened on the fixed body.
are owing to adopted technique scheme; The utility model buffering energy-absorbing air bag is applied on the automobile children safety chair; This air bag plays buffer action during normal the use; The energy that this device can instantaneous absorbing impact produces when auto against is avoided children and member are damaged, and this device can be used for also that other needs to cushion, the product of energy-absorbing.
Description of drawings
Accompanying drawing 1 is the front view of the utility model buffering energy-absorbing air bag;
Accompanying drawing 2 is the A-A cross-sectional view of the utility model buffering energy-absorbing air bag;
Accompanying drawing 3 is the B-B cross-sectional view of the utility model buffering energy-absorbing air bag;
Accompanying drawing 4 is the partial view C of the utility model buffering energy-absorbing air bag;
Accompanying drawing 5 is the partial view D of the utility model buffering energy-absorbing air bag;
Accompanying drawing 6 is the block diagram of the utility model buffering energy-absorbing air bag;
accompanying drawing 7 is the constitution diagram of the utility model buffering energy-absorbing air bag behind collision energy-absorbing.
Label is among the figure:
10, buffer air bag; 11, first ventilation orifice; 12, second ventilation orifice; 13, fixed body; 14, body;
20, energy-absorbing air bag;
30, first air valve; 301, first time load bearing face; 302, load bearing face on first; 31, first shrouding; 32, first connecting rod; 33, first fastener;
40, second air valve; 401, second time load bearing face; 402, load bearing face on second; 41, second shrouding; 42, second connecting rod; 43, second fastener.
The specific embodiment
Set forth the preferred embodiment of the utility model below in conjunction with accompanying drawing in detail
; Thereby the protection domain of the utility model is made more explicit defining so that advantage of the present invention and characteristic can be easier to it will be appreciated by those skilled in the art that.
can be found out from the structural representation of accompanying drawing 1 to accompanying drawing 7; The utility model provides the buffering energy-absorbing air bag; It comprises buffer air bag 10 and some energy-absorbing air bags 20 that are connected buffer air bag 10 bottoms, and buffer air bag 10 is provided with some first ventilation orifices 11 that are connected with energy-absorbing air bag 20.Buffer air bag 10 comprise be positioned at the bottom have fixed body 13 and all around with fixed body 13 around the body 14 that is tightly connected mutually, energy-absorbing air bag 20 is sealedly connected on the below of fixed body 13, first ventilation orifice 11 is opened on the fixed body 13.
In
present embodiment shown in accompanying drawing 4; First air valve 30 comprises that first shrouding 31 that is positioned at energy-absorbing air bag 20, an end and first shrouding 31 other end that is fixedly connected passes the first connecting rod 32 of first ventilation orifice 11, first fastener 33 that is positioned at buffer air bag 10 and is connected with the other end of first connecting rod 32; First shrouding 31 has first time above-mentioned load bearing face 301; First fastener 33 has load bearing face 302 on above-mentioned first; First connecting rod 32 is tapered, and the thicker end of this taper is connected with first shrouding 31.In the present embodiment, first connecting rod 32 is the valve body of first air valve 30.
In
present embodiment shown in accompanying drawing 5; Second air valve 40 comprises that second shrouding 41 that is positioned at buffer air bag 10, an end and second shrouding 41 other end that is fixedly connected passes the second connecting rod 42 of second ventilation orifice 12, second fastener 43 that is connected with the other end of second connecting rod 42; Second shrouding 41 has load bearing face 402 on above-mentioned second; Second fastener 43 has above-mentioned following load bearing face 401; Second connecting rod 42 is tapered, and the thicker end of this taper is connected with second shrouding 41.In the present embodiment, second connecting rod 42 is the valve body of second air valve 40.
when bumping, when buffer air bag 10 is stressed, first air valve 11 first on load bearing face 302 pressurizeds; First air valve 30 is positioned at the ventilation position; Last load bearing face 402 pressurizeds of second air valve 12, second air valve 40 is positioned at detent position, buffer air bag 10 deformation in compressions; Gas in it gets in the energy-absorbing air bag 20 through first ventilation orifice 11, and energy-absorbing air bag 20 expands; When the power disappearance that is applied on the buffer air bag 10, the air pressure in the energy-absorbing air bag 20 is greater than the air pressure in the buffer air bag 10, first time load bearing face 301 pressurized of first air valve 11; First air valve 11 is moved upward to detent position, is not communicated with between buffer air bag 10 and the energy-absorbing air bag 20, and energy is locked and can not discharges; This moment second air valve 12 following load bearing face 401 pressurizeds; Second air valve 40 is moved upward to the ventilation position, and buffer air bag 10 is connected with the external world, and ambient atmos gets in the buffer air bag 10 through second ventilation orifice 12; Buffer air bag 10 slowly restores to the original state, and can not impact to children in the seat.
the foregoing description is only for explaining the technical conceive and the characteristics of the utility model; Its purpose is to let the personage who is familiar with this technology can understand content of the utility model and enforcement according to this, can not limit the protection domain of the utility model with this.All equivalences of being done according to the utility model spirit change or modify, and all should be encompassed within the protection domain of the utility model.
Claims (7)
1. buffering energy-absorbing air bag; It is characterized in that: it comprises buffer air bag (10) and some energy-absorbing air bags (20) that is connected said buffer air bag (10) bottom; Described buffer air bag (10) is provided with some first ventilation orifices (11) that are connected with energy-absorbing air bag (20); Described buffer air bag (10) is provided with first air valve (30); The valve body of first air valve (30) is inserted in first ventilation orifice (11) movably; The upper end of first air valve is positioned at energy-absorbing air bag (20) lower end and is positioned at buffer air bag (10), and can move relative to first ventilation orifice (11), and the lower end of described first air valve (30) has first time load bearing face (301); The upper end of first air valve (30) has load bearing face on first (302); The projection of described first time load bearing face (301) on the plane, place, lower surface of first ventilation orifice (11) covers the lower surface of first ventilation orifice (11) fully, and the bottom of the valve body of said first air valve (30) is adjacent to the hole wall of first ventilation orifice (11) and cooperates, and has the space between the hole wall of the top of the valve body of first air valve (30) and first ventilation orifice (11).
2. buffering energy-absorbing air bag according to claim 1; It is characterized in that: described first air valve (30) has detent position and ventilation position; When first air valve (30) when being positioned at detent position, the sealing of the bottom of described first ventilation orifice (11) is when first air valve (30) is positioned at the ventilation position; The top of the valve body of described first air valve (30) moves to the bottom of first ventilation orifice (11), is connected between described buffer air bag (10) and the energy-absorbing air bag (20).
3. buffering energy-absorbing air bag according to claim 1 is characterized in that: overlap in projection and the upper surface of first ventilation orifice (11) of load bearing face on described first (302) on plane, place, the upper surface of first ventilation orifice (11).
4. buffering energy-absorbing air bag according to claim 1; It is characterized in that: described buffer air bag (10) is provided with some second ventilation orifices (12); Described buffer air bag (10) is provided with second air valve (40); The valve body of said second air valve (40) is inserted in second ventilation orifice (12) movably; The lower end of second air valve (40) is positioned at energy-absorbing air bag (20) upper end and is positioned at buffer air bag (10); And can move relative to second ventilation orifice (12); The upper end of described second air valve (40) has load bearing face on second (402), and the lower end of second air valve (40) has second time load bearing face (401), and the projection of load bearing face (402) on the plane, place, upper surface of second ventilation orifice (12) covers the upper surface of second ventilation orifice (12) fully on described second; The top of the valve body of said second air valve (40) is adjacent to the hole wall of second ventilation orifice (12) and cooperates, and has the space between the hole wall of the bottom of the valve body of second air valve (40) and second ventilation orifice (12).
5. buffering energy-absorbing air bag according to claim 4; It is characterized in that: described second air valve (40) has detent position and ventilation position; When second air valve (40) when being positioned at detent position, the sealing of the top of described second ventilation orifice (12) is when second air valve (40) is positioned at the ventilation position; The bottom of the valve body of described second air valve (40) moves to the top of second ventilation orifice (12), and described buffer air bag (10) is connected with the external world.
6. buffering energy-absorbing air bag according to claim 4 is characterized in that: overlap in projection and the lower surface of second ventilation orifice (12) of said second time load bearing face (401) on plane, place, the lower surface of second ventilation orifice (12).
7. buffering energy-absorbing air bag according to claim 4; It is characterized in that: described buffer air bag (10) comprise be positioned at the bottom have fixed body (13) and all around with said fixed body (13) around the body (14) that is tightly connected mutually; Described energy-absorbing air bag (20) is sealedly connected on the below of fixed body (13), and described first ventilation orifice (11) and second ventilation orifice (12) are opened on the said fixed body (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201885899U CN202557476U (en) | 2012-04-28 | 2012-04-28 | Buffering and power-absorbing air bag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201885899U CN202557476U (en) | 2012-04-28 | 2012-04-28 | Buffering and power-absorbing air bag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202557476U true CN202557476U (en) | 2012-11-28 |
Family
ID=47207167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201885899U Expired - Fee Related CN202557476U (en) | 2012-04-28 | 2012-04-28 | Buffering and power-absorbing air bag |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202557476U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103538543A (en) * | 2013-10-28 | 2014-01-29 | 郭应辉 | Anti-collision device and transportation device with same |
| CN115030925A (en) * | 2022-06-22 | 2022-09-09 | 江苏精工泵业有限公司 | Water pump with shock-absorbing function convenient to install |
-
2012
- 2012-04-28 CN CN2012201885899U patent/CN202557476U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103538543A (en) * | 2013-10-28 | 2014-01-29 | 郭应辉 | Anti-collision device and transportation device with same |
| CN103538543B (en) * | 2013-10-28 | 2016-03-02 | 郭应辉 | Anticollision device and there is the conveying arrangement of this anticollision device |
| CN115030925A (en) * | 2022-06-22 | 2022-09-09 | 江苏精工泵业有限公司 | Water pump with shock-absorbing function convenient to install |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121128 Termination date: 20210428 |