CN205396007U - Elastic adjustment spring bolt - Google Patents
Elastic adjustment spring bolt Download PDFInfo
- Publication number
- CN205396007U CN205396007U CN201620156863.2U CN201620156863U CN205396007U CN 205396007 U CN205396007 U CN 205396007U CN 201620156863 U CN201620156863 U CN 201620156863U CN 205396007 U CN205396007 U CN 205396007U
- Authority
- CN
- China
- Prior art keywords
- dead bolt
- ribbon
- hole
- lock box
- adjustment
- 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
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- Automotive Seat Belt Assembly (AREA)
Abstract
The utility model provides an elastic adjustment spring bolt, includes meshbelt, lock box and strike plate, and the strike plate includes that integrated into one piece's spring bolt afterbody and spring bolt are preceding, and the spring bolt afterbody is located the lock box, and lock box both ends face down is equipped with the regulation hole that is used for through the meshbelt, and the meshbelt penetrates the lock box to walk around the regulation of fixing in lock box and sell, wear out and form regulation band, characterized by: the spring bolt afterbody is equipped with the through -hole that supplies the meshbelt to pass, pore wall that the through -hole is close to the spring bolt afterbody with adjust clearance between the round pin for the locking clearance, the through -hole is close to the preceding pore wall of spring bolt and the clearance adjusted between the round pin be free clearance, the strike plate is moved to this scheme accessible pressure and then the gap length is locked in the regulation to the realization is adjusted the accurate of meshbelt elasticity.
Description
Technical field
This utility model relates to auto parts machinery field, particularly to a kind of flexible adjustment dead bolt.
Background technology
Seat belt is widely used in automobile, carry the substantial responsibility of protection occupant's life security, so the safety of seat belt is particularly important, seat belt includes taking the lead, ribbon and dead bolt, ribbon one end is fixing end, the other end is the dead bolt of scalable webbing length, dead bolt needs under ensureing the adjustable condition of webbing length, occupant can also be limited on seat firmly, when preventing burst accident from needing brake hard, occupant strikes because of inertia on car body, existing dead bolt, regulate webbing length and regulate inaccuracy, make people by seatbelt restraint on seat uncomfortable, and dead bolt can not lock ribbon, it is susceptible to slide strips phenomenon, cause that seat belt can not play a role, accidents caused.
Utility model content
The purpose of this utility model is in that to provide a kind of flexible adjustment dead bolt, makes webbing length regulate light, accurate.
nullAbove-mentioned purpose of the present utility model has the technical scheme that a kind of flexible adjustment dead bolt，Including ribbon、Lock box and strike plate，Strike plate includes before integrated dead bolt afterbody and dead bolt，Dead bolt afterbody is positioned at lock box，And before dead bolt, stretch out lock box，Adjustment pin it is fixed with in lock box，Under lock box, both ends of the surface are provided with for by the adjustment hole of ribbon，Adjustment hole side is for penetrating end，Side is traversing through end，Ribbon penetrates lock box from penetrating end，And walk around the adjustment pin being fixed in lock box，Passed and formed adjustment band by traversing through end，It is characterized in that: dead bolt afterbody is provided with mean for the through hole of ribbon traverse，Through hole is lock up gap near the gap between the hole wall and adjustment pin of dead bolt afterbody，Gap between through hole hole wall and adjustment pin before dead bolt is free clearance，Lock box stretches out dead bolt front and is provided with the elastic limit block going successively to lock box for limiting strike plate，The limiting holes matched with elastic limit block it is provided with before dead bolt，When limiting holes contacts with elastic limit block，Dead bolt is in normal condition，The width of lock up gap is less than the thickness of ribbon，The width of free clearance is more than the thickness of ribbon.
nullBy adopting technique scheme，When dead bolt is in normal condition，Ribbon is by the lock up gap less than ribbon thickness，It is pressed in firmly between strike plate and adjustment pin，And there is huge frictional force，Ribbon is pulled to be positioned at the side penetrating end，Ribbon cannot be pulled out，Ribbon is positioned at the side penetrating end and occupant is strapped on vehicle seat，If running into the emergency situations of brake hard，People has inertia，May proceed to forwards fly out，Now it is enclosed within the ribbon on the person just to serve and stop people and fly away from the effect at seat，Ribbon is positioned at the side penetrating end by huge pulling force，Because ribbon is pressed between strike plate and adjustment pin firmly，So ribbon will not be drawn out，Will not fly out seat thus protecting people and come to harm，After occupant fastens seat belts，If pulling adjustment band，Because strike plate being pulled when regulating band stress，And strike plate is blocked master soon by elastic limit，Now there is elastic deformation in elastic limit soon，Strike plate is made to be subjected to displacement，Cause that lock up gap becomes big，The pressure of ribbon is diminished by strike plate and adjustment pin，Frictional force diminishes，Until adjustment band is pulled out，Now just overcome frictional force to pull adjustment band because of pulling force，So the length that pull-out regulates band is little，Tightened up so that being strapped in the ribbon with occupant by small，Then adjustment band is unclamped，Under the effect of elastic limit block, strike plate is returned to normal condition，And ribbon is tightly pressed together in lock up gap，Achieve the fine setting of seat belt，Can make the people under the premise that security is guaranteed can be light by seat belt、It is adjusted to oneself elasticity applicable accurately.
Preferably, elastic limit block is cylindrical.
By adopting technique scheme, because the elastic limit block cross section of cylinder is circular, it is circular with lock box connection, when there is elastic deformation when elastic limit block stress, elastic limit block and lock box connecting place are maximum by shearing, and the joint face deformability of circle is strong, it is not susceptible to fracture and causes that dead bolt lost efficacy, the phenomenon that seat belt can not play a role.
Preferably, limiting holes is waist-shaped hole, and the inwall of waist-shaped hole and confinement block joint is circular arc inwall.
nullBy adopting technique scheme，When needs are by time bigger for adjustment band pull-out length，It is time-consuming that direct pull adjustment is adjusted very much effort，So having only to hold lock box，And press strike plate inside lock box，So that lock up gap becomes greatly and more than ribbon thickness，Free clearance diminishes but also greater than ribbon thickness，Now ribbon can easily be pulled，But confinement block is now in deformation state，If confinement block deformability is weak，Strike plate is then promoted to require great effort，It is unfavorable for the tightness of the arbitrary adjustment ribbon of people，Confinement block is needed fully to deform，Limiting holes and confinement block touching position are unlikely to deform，It is deformable segment not in contact with place，In this programme，Limiting holes is waist-shaped hole，And the inwall of waist-shaped hole and confinement block joint is circular arc inwall，So that limiting holes and confinement block are point cantact，Increase deformable segment，So that limiting holes deformation is fully，No，And it is not susceptible to bending、Fracture，It is more easy to and presses strike plate and carry out largely that ribbon is compensating roller.
Preferably, adjustment pin is wrapped with metal smooth layer.
By adopting technique scheme, friction is produced between ribbon and adjustment pin when regulating ribbon, adjustment pin surface is rougher, frictional force is big, make resistance during adjustment ribbon big, cause in-convenience in use, this programme is wrapped with metal smooth layer in adjustment pin, when making to regulate webbing length, frictional resistance is little, easy and convenient, and metal smooth layer friction resistant is strong, so that knapsack regulating part is more robust, metal has good ductility, when being subject to more powerful power, the power buffering by self-deformation, self can being subject to, so that adjustment pin not easy fracture, use safety.
Preferably, adjustment sheet being positioned at damper box place and is provided with mean for the through hole of ribbon traverse, the metal smooth layer place that through hole is corresponding is provided with bar shaped and cuts off.
By adopting technique scheme, because during automobile emergency brake, ribbon can be produced the expansionary force of moment, ribbon is made often adjustment pin to be produced moment pulling force, because metal has good ductility, easily the metal smooth layer being wrapped in outside adjustment pin is drawn deformation, metal smooth layer surface is made to become uneven, it is unfavorable for regulating ribbon, the metal smooth layer place that in this programme, through hole is corresponding is provided with bar shaped and cuts off, when deforming in metal smooth layer under tension, can extend to partition place, so that shiny surface can keep smooth, make regulating part more robust, also act as the effect of buffering, safety pin is helped to share instantaneous force, make child safer.
In sum, this utility model has the advantages that people is when fastening the safety belt, easily laborsaving, and can accurately regulate seat belt tightness, so that self comfortable, safety.
Accompanying drawing explanation
Fig. 1 is this utility model structure chart；
Fig. 2 is Section A-A figure in Fig. 1；
Fig. 3 is section B-B figure in Fig. 2；
In figure, 1, dead bolt afterbody；2, lock box；3, adjustment pin；4, smooth layer；5, free clearance；6, confinement block；7, circular arc inwall；8, before dead bolt；9, limiting holes；10, ribbon；11, bar shaped cuts off；12, adjustment hole；13, through hole；14, lock up gap；15, band is regulated.
Detailed description of the invention
Below in conjunction with accompanying drawing, this utility model is described in further detail.
nullA kind of flexible adjustment dead bolt，Including ribbon 10、Lock box 2 and strike plate，Strike plate includes before integrated dead bolt afterbody 1 and dead bolt 8，Dead bolt afterbody 1 is positioned at lock box 2，And 8 stretch out lock box 2 before dead bolt，Adjustment pin 3 it is fixed with in lock box 2，2 times both ends of the surface of lock box are provided with for by the adjustment hole 12 of ribbon 10，Adjustment hole 12 side is for penetrating end，Side is traversing through end，Ribbon 10 penetrates lock box 2 from penetrating end，And walk around the adjustment pin 3 being fixed in lock box 2，Passed and formed adjustment band 15 by traversing through end，It is characterized in that: dead bolt afterbody 1 is provided with mean for the through hole 13 of ribbon 10 traverse，Through hole 13 is lock up gap 14 near the gap between the hole wall and adjustment pin 3 of dead bolt afterbody 1，Through hole 13 gap between hole wall and the adjustment pin 3 of 8 before dead bolt is free clearance 5，Lock box 2 stretches out 8 places before dead bolt and is provided with the elastic limit block 6 going successively to lock box 2 for limiting strike plate，Before dead bolt, 8 are provided with the limiting holes 9 matched with elastic limit block 6，When limiting holes 9 contacts with elastic limit block 6，Dead bolt is in normal condition，The width of lock up gap 14 is less than the thickness of ribbon 10，The width of free clearance 5 is more than the thickness of ribbon 10，When dead bolt is in normal condition，Ribbon 10 is by the lock up gap 14 less than ribbon 10 thickness，It is pressed in firmly between strike plate and adjustment pin 3，And there is huge frictional force，Ribbon 10 is pulled to be positioned at the side penetrating end，Ribbon 10 cannot be pulled out，Ribbon 10 is positioned at the side penetrating end and occupant is strapped on vehicle seat，If running into the emergency situations of brake hard，People has inertia，May proceed to forwards fly out，Now it is enclosed within the ribbon 10 on the person just to serve and stop people and fly away from the effect at seat，Ribbon 10 is positioned at the side penetrating end by huge pulling force，Because ribbon 10 is pressed between strike plate and adjustment pin 3 firmly，So ribbon 10 will not be drawn out，Will not fly out seat thus protecting people and come to harm，After occupant fastens seat belts，If pulling adjustment band 15，Because strike plate being pulled when regulating band 15 stress，And strike plate is blocked master soon by elastic limit，Now there is elastic deformation in elastic limit soon，Strike plate is made to be subjected to displacement，Cause that lock up gap 14 becomes big，The pressure of ribbon 10 is diminished by strike plate and adjustment pin 3，Frictional force diminishes，Until adjustment being with 15 pull-outs，Now just overcome frictional force to pull adjustment band 15 because of pulling force，So the length that pull-out regulates with 15 is little，Tightened up so that being strapped in the ribbon 10 with occupant by small，Then adjustment band 15 is unclamped，Under the effect of elastic limit block 6, strike plate is returned to normal condition，And ribbon 10 is tightly pressed together in lock up gap 14，Achieve the fine setting of seat belt，Can make the people under the premise that security is guaranteed can be light by seat belt、It is adjusted to oneself elasticity applicable accurately.
Wherein, elastic limit block 6 is cylindrical, because elastic limit block 6 cross section of cylinder is circular, it is circular with lock box 2 connection, when there is elastic deformation when elastic limit block 6 stress, elastic limit block 6 and lock box 2 connecting place are maximum by shearing, and the joint face deformability of circle is strong, it is not susceptible to fracture and causes that dead bolt lost efficacy, the phenomenon that seat belt can not play a role.
nullWherein，Limiting holes 9 is waist-shaped hole，And the inwall of waist-shaped hole and confinement block 6 joint is circular arc inwall 7，When adjustment is with 15 pull-out length bigger by needs，It is time-consuming that direct pull adjustment is adjusted very much effort，So having only to hold lock box 2，And press strike plate to lock box 2 is internal，So that lock up gap 14 becomes big and more than ribbon 10 thickness，Free clearance 5 diminishes but also greater than ribbon 10 thickness，Now ribbon 10 can easily be pulled，But confinement block 6 is now in deformation state，If confinement block 6 deformability is weak，Strike plate is then promoted to require great effort，It is unfavorable for the tightness of the arbitrary adjustment ribbon 10 of people，Confinement block 6 is needed fully to deform，Limiting holes 9 and confinement block 6 touching position are unlikely to deform，It is deformable segment not in contact with place，In this programme，Limiting holes 9 is waist-shaped hole，And the inwall of waist-shaped hole and confinement block 6 joint is circular arc inwall 7，So that limiting holes 9 and confinement block 6 are point cantact，Increase deformable segment，So that limiting holes 9 deforms fully，No，And it is not susceptible to bending、Fracture，It is more easy to and presses strike plate to carry out ribbon 10 largely compensating roller.
Wherein, adjustment pin 3 is wrapped with metal smooth layer 4, friction is produced between ribbon 10 and adjustment pin 3 when regulating ribbon 10, adjustment pin 3 surface is rougher, frictional force is big, make resistance during adjustment ribbon 10 big, cause in-convenience in use, this programme is wrapped with metal smooth layer 4 in adjustment pin 3, when making to regulate ribbon 10 length, frictional resistance is little, easy and convenient, and metal smooth layer 4 friction resistant is strong, so that knapsack regulating part is more robust, metal has good ductility, when being subject to more powerful power, the power buffering by self-deformation, self can being subject to, so that adjustment pin 3 not easy fracture, use safety.
Wherein, adjustment sheet is positioned at damper box place and is provided with mean for the through hole 13 of ribbon 10 traverse, metal smooth layer 4 place of through hole 13 correspondence is provided with bar shaped and cuts off 11, because during automobile emergency brake, ribbon 10 can be produced the expansionary force of moment, ribbon 10 is made often adjustment pin 3 to be produced moment pulling force, because metal has good ductility, easily the metal smooth layer 4 being wrapped in outside adjustment pin 3 is drawn deformation, metal smooth layer 4 surface is made to become uneven, it is unfavorable for regulating ribbon 10, in this programme, metal smooth layer 4 place of through hole 13 correspondence is provided with bar shaped partition 11, when deforming in metal smooth layer 4 under tension, can extend to partition place, so that shiny surface can keep smooth, make regulating part more robust, also act as the effect of buffering, safety pin is helped to share instantaneous force, make child safer.
This specific embodiment is only to explanation of the present utility model; it is not to restriction of the present utility model; the present embodiment can be made the amendment not having creative contribution as required by those skilled in the art after reading this specification, but as long as being affected by the protection of Patent Law in right of the present utility model.
Claims (5)
- null1. a flexible adjustment dead bolt，Including ribbon (10)、Lock box (2) and strike plate，Strike plate includes before integrated dead bolt afterbody (1) and dead bolt (8)，Dead bolt afterbody (1) is positioned at lock box (2)，And (8) stretch out lock box (2) before dead bolt，Adjustment pin (3) it is fixed with in lock box (2)，Under lock box (2), both ends of the surface are provided with for by the adjustment hole (12) of ribbon (10)，Adjustment hole (12) side is for penetrating end，Side is traversing through end，Ribbon (10) penetrates lock box (2) from penetrating end，And walk around the adjustment pin (3) being fixed in lock box (2)，Passed and formed adjustment band (15) by traversing through end，It is characterized in that: dead bolt afterbody (1) is provided with mean for the through hole (13) of ribbon (10) traverse，The through hole (13) gap between hole wall and the adjustment pin (3) of dead bolt afterbody (1) is lock up gap (14)，Before the close dead bolt of through hole (13), the gap between hole wall and the adjustment pin (3) of (8) is free clearance (5)，Lock box (2) stretches out (8) place before dead bolt and is provided with the elastic limit block (6) going successively to lock box (2) for limiting strike plate，Before dead bolt, (8) are provided with the limiting holes (9) matched with elastic limit block (6)，When limiting holes (9) contacts with elastic limit block (6)，Dead bolt is in normal condition，The width of lock up gap (14) is less than the thickness of ribbon (10)，The width of free clearance (5) is more than the thickness of ribbon (10).
- 2. flexible adjustment dead bolt according to claim 1, is characterized in that: elastic limit block (6) is cylinder.
- 3. flexible adjustment dead bolt according to claim 2, is characterized in that: limiting holes (9) is waist-shaped hole, and the inwall of waist-shaped hole and confinement block (6) joint is circular arc inwall (7).
- 4. flexible adjustment dead bolt according to claim 3, is characterized in that: adjustment pin (3) is wrapped with metal smooth layer (4).
- 5. flexible adjustment dead bolt according to claim 4, is characterized in that: is positioned at damper box place on adjustment sheet and is provided with mean for the through hole (13) of ribbon (10) traverse, and smooth layer (4) place that through hole (13) is corresponding is provided with bar shaped and cuts off (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620156863.2U CN205396007U (en) | 2016-03-01 | 2016-03-01 | Elastic adjustment spring bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620156863.2U CN205396007U (en) | 2016-03-01 | 2016-03-01 | Elastic adjustment spring bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205396007U true CN205396007U (en) | 2016-07-27 |
Family
ID=56947408
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620156863.2U Expired - Fee Related CN205396007U (en) | 2016-03-01 | 2016-03-01 | Elastic adjustment spring bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205396007U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110217193A (en) * | 2018-03-01 | 2019-09-10 | 宝沃汽车（中国）有限公司 | Safety belt slip ring and vehicle |
| CN111491831A (en) * | 2018-11-29 | 2020-08-04 | 均胜安全系统德国有限公司 | Safety belt deflector |
| CN113795409A (en) * | 2019-01-07 | 2021-12-14 | 乔伊森安全系统收购有限责任公司 | Locking tongue for vehicle occupant restraint system |
-
2016
- 2016-03-01 CN CN201620156863.2U patent/CN205396007U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110217193A (en) * | 2018-03-01 | 2019-09-10 | 宝沃汽车（中国）有限公司 | Safety belt slip ring and vehicle |
| CN111491831A (en) * | 2018-11-29 | 2020-08-04 | 均胜安全系统德国有限公司 | Safety belt deflector |
| US11547183B2 (en) | 2018-11-29 | 2023-01-10 | Joyson Safety Systems Germany Gmbh | Belt deflector |
| CN113795409A (en) * | 2019-01-07 | 2021-12-14 | 乔伊森安全系统收购有限责任公司 | Locking tongue for vehicle occupant restraint system |
| CN113795409B (en) * | 2019-01-07 | 2024-05-31 | 乔伊森安全系统收购有限责任公司 | Fastening locking tongue for a vehicle occupant restraint system |
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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: 20160727 Termination date: 20200301 |