CN201276088Y - Non-gear seat belt altitude controller - Google Patents
Non-gear seat belt altitude controller Download PDFInfo
- Publication number
- CN201276088Y CN201276088Y CNU2008201530240U CN200820153024U CN201276088Y CN 201276088 Y CN201276088 Y CN 201276088Y CN U2008201530240 U CNU2008201530240 U CN U2008201530240U CN 200820153024 U CN200820153024 U CN 200820153024U CN 201276088 Y CN201276088 Y CN 201276088Y
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- Prior art keywords
- track
- friction
- locking
- friction piece
- button
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- 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 - Lifetime
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- Automotive Seat Belt Assembly (AREA)
Abstract
Disclosed is a gearless seat safety belt height adjustor which comprises a track, a locking member and an unlocking member. The locking member comprises a slide block which is hitched on the track and moves vertically along the track, a friction piece and a locking spring. An accommodation chamber used for containing the track is arranged in the slide block, and the track runs through the accommodation chamber. Inclined locking wedge surfaces opposite to a friction surface on the track are arranged at two sides inside the accommodation chamber. The friction piece and the locking spring are arranged in the accommodation chamber between the friction surface on the track and the inclined locking wedge surfaces. When the locking member is in the locked state, the friction piece is tightly stuffed between the friction surface and the inclined locking wedge surfaces, and the locking member is locked through the friction between the friction piece and the friction surface of the track. The locking member can be unlocked by pressing down the unlocking member. The gearless seat safety belt height adjustor totally breaks away from the current locking modes of all types of height adjustors and creatively adopts the friction and extrusion locking mode. Therefore, the gearless seat safety belt height adjustor is more compact in structure and the components are smaller and simpler.
Description
Technical field
The utility model relates to a kind of device that is used for the adjustment seat seat belt to people's constrained, does not particularly have the gear height adjuster with return spring.
Background technology
Usually the automobile seat seat belt system has pelvic restraint partial sum shoulder hamess part.Safety strap is fixed on the vehicle at three diverse locations around the passenger.Two fixers are pelvic restraint and the 3rd fixer or D shape ring (being also referred to as swivel becket or belt guide) are provided for the support of shoulder hamess part and are fixed on the B post of vehicle fixedly, and belt guide preferably is positioned at the shoulder elevation-over of passenger or chaufeur just.Because the variation of passenger's build size, maker uses height adjuster to regulate the up and down relative height of belt guide with respect to passenger or chaufeur, makes the shoulder hamess part cross over the health of passenger or chaufeur in more comfortable position by height adjuster.
Existing chair safety belt height adjuster generally is divided into the height adjuster that gear and no gear are arranged.The height adjuster that gear is arranged, as disclosed many height adjusters such as the employed height adjuster of numerous vehicles and Chinese patent ZL200620046104.7, ZL200620046103.2, ZL200620045060.1, ZL200620046102.8, ZL200620046101.3 in the market.These need the gear hole when having the height adjuster of gear to regulate, the position adjustments between the gear less than, for some passenger or chaufeur, might can't provide more comfortable position to make safety strap cross over its health; Switching between the gear simultaneously has big noise.Owing to there is the mechanism of regulation stall, cause the inner structure complexity in addition, various inefficacies appear in assembling difficulty easily.
The height adjuster of no gear makes safety strap cross over the health of passenger or chaufeur because of it can provide more comfortable position, therefore is subjected to maker, chaufeur, passenger's welcome deeply.
At present, the height adjuster publication of no gear has US 11/183,460, US 60/632,251, US 11/138,002 etc.Wherein at US 11/183,460 disclosed " a kind of height adjusters that are used for the safety belt for car seat system ", and US 60/632,251 and US 11/138,002 disclosed " a kind of height adjuster that is used for safety strap ", all be that the gear hole has been become guide rail side little toothing one by one, reach the locking purpose, structural limitations the position of tooth top still can't locking, therefore be not that the no gear on the complete meaning is regulated, that just gear is done is a lot.It owing to there is tooth to exist, can produce the noise of click click during gear shift when regulating simultaneously.
The utility model content
Technical problem to be solved in the utility model is to provide a kind of no gear height adjuster with return spring, and this no gear height adjuster with return spring adopts friction and Extrusion locking mode, makes integral structure compact more, and part is smaller and more exquisite, and is simple.And rely on strength of material to guarantee fully, avoided structure design strength problem.Main is to have cast aside gear fully, can realize no gear adjusting truly, optional position release and locking, and do not have the generation of gear switch noise in the control process.
Technical problem to be solved in the utility model can be achieved through the following technical solutions:
No gear height adjuster with return spring comprises that one is installed in the track on the B post of vehicle; One has the locking component that locks and untie two states, and described locking component can vertically move along track; One can be transformed into the lock construction element of separating of the state of untiing from lock-out state with described locking component, and the described lock construction element of separating can be moving along the translation of track synchronous vertical with described locking component; It is characterized in that,
At least one side at described track is provided with friction face; Described locking component comprises slide block, a friction piece, a damping member that is fastened on the described track and vertically moves along track; Have the container cavity that holds described track in described slide block, described track passes described container cavity; At least one side in the described container cavity is provided with and the relative locking cammed surface of friction face on the described track; Distance between the friction face on the top of described locking cammed surface and the described track is less than the bottom of described locking cammed surface and the distance between the friction face on the described track; Described friction piece and damping member are arranged in the friction face and the container cavity between the described locking cammed surface of described track; Described damping member is positioned at the below of described friction piece, when locking component is in the lock state, tightly with described friction piece plug between described friction face and described locking cammed surface, rely on the friction and Extrusion locking component between the friction face of friction piece and described track.
In the utility model, describedly separate lock construction element comprises that cutting ferrule vertically moves on described track and along track button, be provided with at least one in the bottom of described button and extend downwards and insert button pin in the container cavity of described slide block from the top of described slide block; Described button pin contacts described friction piece from the top of friction piece, be in when untiing state at locking component, to overcome the resistance of damping member, the promotion friction piece moves downward, the unlocked member with the friction force between the friction face of removing friction piece and described track is in the button spring that is provided with when external force is removed between described button and the described slide block, forces button upwards to reset.
In order to increase the stability of described button spring, described button spring is enclosed within on the described button pin.
In preferred embodiment of the present utility model, described friction piece is spheroid or cylinder or tapered wedges.Select different friction locking modes according to real material and structural strength demand.
In the utility model, angle design between the friction face of locking cammed surface and track is extremely important, can very fast locking, can be easy to release again, during according to the employing different materials of slide block and locking body, the hardness difference that adds upper reset spring also will be considered the size of locking stroke and locking body to have determined that this angle operated by rotary motion is more suitable at the 6-30 degree.
Owing to adopted design plan as above, the utility model breaks away from the locking mode of present all types of height adjusters fully, and adoption of innovation friction and Extrusion locking mode makes integral structure compact more, and part is smaller and more exquisite, and is simple.And rely on strength of material to guarantee fully, avoided structure design strength problem.Main is to have cast aside gear fully, can realize not having gear and regulate, and optional position release and locking, and do not have the generation of gear switch noise in the control process.The utility model adopts as above structure can make integral structure compact more, and volume is littler, and can require that directly the change guide rail is just passable according to disparity items, need not to worry compatibility issue.
The utlity model has following beneficial effect:
1) de-noising sound;
2) no gear restriction;
3) reduced volume;
4) simplified structure design;
5) be not subjected to structural limitations, the convenient guide rail length that changes.
Description of drawings
Fig. 1 does not have the positive facial contour scheme drawing of gear height adjuster with return spring for the utility model.
Fig. 2 does not have the back side profile scheme drawing of gear height adjuster with return spring for the utility model.
Fig. 3 does not have the exploded perspective view of gear height adjuster with return spring for the utility model.
Fig. 4 does not have the principle of work scheme drawing of gear height adjuster with return spring for the utility model.
Friction piece is not spheroid or cylindrical strained condition scheme drawing to Fig. 5 in the gear height adjuster with return spring for the utility model has.
Friction piece is not the strained condition scheme drawing of tapered wedges to Fig. 6 in the gear height adjuster with return spring for the utility model has.
Fig. 7 does not have the stressed plane concurrent force system scheme drawing of friction piece in the gear height adjuster with return spring for the utility model.
The specific embodiment
For technological means, creation characteristic that the utility model is realized, reach purpose and effect is easy to understand, below in conjunction with concrete diagram, further set forth the utility model.
Referring to Fig. 1 and Fig. 2, no gear height adjuster with return spring comprises that one is installed in the track 100 on the B post of vehicle; One has the locking component 200 that locks and untie two states, and locking component 200 can vertically move along track 100; One can separate lock construction element 300 from what lock-out state was transformed into the state of untiing with locking component 200, and separating lock construction element 300 can be moving along track 100 synchronous vertical translation with locking component 200.
Referring to Fig. 3, track 100 is made up of a flat-shaped rail supported body 110 and two rail level bodies 120, the inward at both ends bending of rail supported body 110 also is shaped on hole 111, pass on the B post that this hole 111 is fixed on vehicle with two binding bolts 400, whole no gear height adjuster with return spring can be installed on the B post of vehicle.Article two, rail level body 120 is fixed on the both sides of rail supported body 110, and the multiple mode that the capable field technique personnel of fixing mode are familiar with is as adopting welding manner or with fastener fixed form or the like.The section of every rail level body 120 is an I-shape, can certainly be the section of other shape.The rail level body 120 outermost sides are friction face 121.
Be provided with in the both sides of container cavity 211 and the relative locking cammed surface 212 of friction face 121 on the rail level body 120, the distance between the friction face 121 on the top of locking cammed surface 212 and the rail level body 120 is less than the bottom of locking cammed surface 212 and the distance between the friction face 121 on the rail level body 120; Like this top margin of locking cammed surface 212, friction face 121 and locking cammed surface 212, base constitute one trapezoidal.
On slide block 210, the base of locking cammed surface 212 is symmetrically arranged with two spring locating dowel pins 260, so that locking spring 240 is located.
Because the utility model mainly is that friction force is realized locking component 200 between the friction face 121 that relies on friction piece 230 and the rail level body 120, therefore the selection of the friction coefficient of the friction face 121 on friction piece 230 and the rail level body 120 and the design of the angle between the friction face 121 on locking cammed surface 212 and the rail level body 120 just seem particularly important, the selection of the friction coefficient of the friction face 121 on friction piece 230 and the rail level body 120 is with can very fast locking, and can be easy to release again is principle.
And the design of the angle between the friction face 121 on locking cammed surface 212 and the rail level body 120 illustrates with Fig. 5, Fig. 6 and Fig. 7.
The angle calculation of relevant locking cammed surface 212 can be to analyze by the power of Fig. 8:
Reach stress balance (locking is static)
Needing F1=F F is the parallelogram law composite force of F2 and F3
F=F3*Sin α is F1=F3*Sin α then
Angle [alpha] can be obtained equaling the angle of inclined-plane and vertical plane by the plane geometry relation.
Positive pressure value F3 can calculate according to collision descendant's acceleration/accel and quality estimation: F3=ma
Can not set excessively according to the angle between the friction face 121 on material friction suggestion locking cammed surface 212 and the rail level body 120, generally be no more than 30 according to circumstances and spend.
Referring to Fig. 3 and Fig. 4, separate lock construction element 300 and comprise a button 310, two button spring 320.Whole button 310 comprises a button panel 311 and is symmetricly set in two button pin 312 of button panel 311 bottoms.Corresponding with two button pin 312, equally also be symmetrically arranged with 213, two button pin 312 of two pin-and-holes at slide block 210 tops and be inserted into the container cavity 211 of slide block 210, from the top contact friction body 230 of friction piece 230 from these two pin-and-holes 213.Also have one on the button panel 311 and hold the breach that track 100 passes, the section form of the shape of this breach and track 100 adapts, and button panel 311 cutting ferrules are vertically moved on track 100 and along track 100.Button spring 320 is enclosed within on the button pin 312.
Referring to Fig. 4, the principle of work that the utility model does not have the gear height adjuster with return spring is: when locking component 200 is in lockup state, locking spring 240 is pressed on friction piece 230 between the friction face 121 and locking cammed surface 212 of rail level body 120, when the slide block 210 of outside stressed when downward, just, reach the locking purpose with friction piece 230 extruding.
When wanting release, with regard to push button 310, two button pin 312 on the button 310 overcome the resistance of button spring 320, press down friction piece 230.And friction piece 230 overcomes the resistance of locking spring 240 and moves down, and at this moment the friction force between the friction face 121 of friction piece 230 and rail level body 120 descends, and loses the locking effect, thereby realizes release.After the release, moving locking member 200 comes the height of adjustment seat seat belt.After height adjustment is good, release button 310, button spring 320 discharges, and impels button 310 to reset; Locking spring 240 also discharges simultaneously, again friction piece 230 is pressed between the friction face 121 and locking cammed surface 212 of rail level body 120, recovers locking.
More than show and described groundwork of the present utility model, principal character and advantage of the present utility model.The technical personnel of the industry should be understood; the utility model is not restricted to the described embodiments; that describes in the foregoing description and the specification sheets just illustrates principle of the present utility model; the utility model also has various changes and modifications under the prerequisite that does not break away from the utility model spirit and scope, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (6)
1. do not have the gear height adjuster with return spring, comprise that one is installed in the track on the B post of vehicle; One has the locking component that locks and untie two states, and described locking component can vertically move along track; One can be transformed into the lock construction element of separating of the state of untiing from lock-out state with described locking component, and the described lock construction element of separating can be moving along the translation of track synchronous vertical with described locking component; It is characterized in that,
At least one side at described track is provided with friction face; Described locking component comprises slide block, a friction piece, a damping member that is fastened on the described track and vertically moves along track; Have the container cavity that holds described track in described slide block, described track passes described container cavity; At least one side in the described container cavity is provided with and the relative locking cammed surface of friction face on the described track; Distance between the friction face on the top of described locking cammed surface and the described track is less than the bottom of described locking cammed surface and the distance between the friction face on the described track; Described friction piece and damping member are arranged in the friction face and the container cavity between the described locking cammed surface of described track; Described damping member is positioned at the below of described friction piece, when locking component is in the lock state, tightly with described friction piece plug between described friction face and described locking cammed surface, rely on the friction lock locking component between the friction face of friction piece and described track.
2. no gear height adjuster with return spring according to claim 1, it is characterized in that, describedly separate lock construction element comprises that cutting ferrule vertically moves on described track and along track button, be provided with at least one in the bottom of described button and extend downwards and insert button pin in the container cavity of described slide block from the top of described slide block; Described button pin contacts described friction piece from the top of friction piece, be in when untiing state at locking component, to overcome the resistance of damping member, the promotion friction piece moves downward, the unlocked member with the friction force between the friction face of removing friction piece and described track is in the button spring that is provided with when external force is removed between described button and the described slide block, forces button upwards to reset.
3. no gear height adjuster with return spring according to claim 1 and 2 is characterized in that described damping member is the locking spring.
4. no gear height adjuster with return spring according to claim 2 is characterized in that described button spring is enclosed within on the described button pin.
5. according to claim 1 or the described no gear height adjuster with return spring of 2 arbitrary claims, it is characterized in that described friction piece is spheroid or cylinder or tapered wedges.
6, according to claim 1 or the described no gear height adjuster with return spring of 2 arbitrary claims, it is characterized in that the angle between the friction face of described locking cammed surface and track is the 6-30 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201530240U CN201276088Y (en) | 2008-09-12 | 2008-09-12 | Non-gear seat belt altitude controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201530240U CN201276088Y (en) | 2008-09-12 | 2008-09-12 | Non-gear seat belt altitude controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201276088Y true CN201276088Y (en) | 2009-07-22 |
Family
ID=40893668
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201530240U Expired - Lifetime CN201276088Y (en) | 2008-09-12 | 2008-09-12 | Non-gear seat belt altitude controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201276088Y (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102476625A (en) * | 2010-11-27 | 2012-05-30 | 比亚迪股份有限公司 | Safety belt height adjusting device for vehicle |
| CN104309570A (en) * | 2014-10-30 | 2015-01-28 | 长城汽车股份有限公司 | Safety belt height adjuster, safety belt device and vehicle |
| CN105011561A (en) * | 2015-08-03 | 2015-11-04 | 贾宁 | Rapid-releasing one-way locking device for adjustable keyboard rack |
| CN109398296A (en) * | 2018-11-01 | 2019-03-01 | 慈溪市亚路车辆配件有限公司 | A kind of electrodeless formula height adjuster and its adjusting method with double roller |
| CN109475462A (en) * | 2017-05-25 | 2019-03-15 | 美国仿生公司 | Adjustable trunk and hip sub-assembly for ectoskeleton equipment |
| CN110938980A (en) * | 2019-09-30 | 2020-03-31 | 宁波凯波智能熨烫电器制造有限公司 | Water storage and delivery device and steam generation equipment |
| CN112248963A (en) * | 2020-09-16 | 2021-01-22 | 宁波工程学院 | Height adjuster |
| CN112248964A (en) * | 2020-09-16 | 2021-01-22 | 宁波工程学院 | Stepless height regulator |
| CN113275796A (en) * | 2021-05-24 | 2021-08-20 | 襄阳新金开泵业有限公司 | High-universality protective mask structure, assembling machine and protective method |
-
2008
- 2008-09-12 CN CNU2008201530240U patent/CN201276088Y/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102476625A (en) * | 2010-11-27 | 2012-05-30 | 比亚迪股份有限公司 | Safety belt height adjusting device for vehicle |
| CN102476625B (en) * | 2010-11-27 | 2016-05-11 | 比亚迪股份有限公司 | A kind of seatbelt height-adjusting device of vehicle |
| CN104309570A (en) * | 2014-10-30 | 2015-01-28 | 长城汽车股份有限公司 | Safety belt height adjuster, safety belt device and vehicle |
| CN105011561A (en) * | 2015-08-03 | 2015-11-04 | 贾宁 | Rapid-releasing one-way locking device for adjustable keyboard rack |
| CN109475462A (en) * | 2017-05-25 | 2019-03-15 | 美国仿生公司 | Adjustable trunk and hip sub-assembly for ectoskeleton equipment |
| CN109398296A (en) * | 2018-11-01 | 2019-03-01 | 慈溪市亚路车辆配件有限公司 | A kind of electrodeless formula height adjuster and its adjusting method with double roller |
| CN110938980A (en) * | 2019-09-30 | 2020-03-31 | 宁波凯波智能熨烫电器制造有限公司 | Water storage and delivery device and steam generation equipment |
| CN112248963A (en) * | 2020-09-16 | 2021-01-22 | 宁波工程学院 | Height adjuster |
| CN112248964A (en) * | 2020-09-16 | 2021-01-22 | 宁波工程学院 | Stepless height regulator |
| CN113275796A (en) * | 2021-05-24 | 2021-08-20 | 襄阳新金开泵业有限公司 | High-universality protective mask structure, assembling machine and protective method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090722 |