CN104120916B - Anti- a chain of shock inertia opens by mistake the locking device of car door - Google Patents
Anti- a chain of shock inertia opens by mistake the locking device of car door Download PDFInfo
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- CN104120916B CN104120916B CN201310149819.XA CN201310149819A CN104120916B CN 104120916 B CN104120916 B CN 104120916B CN 201310149819 A CN201310149819 A CN 201310149819A CN 104120916 B CN104120916 B CN 104120916B
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- torsion spring
- balance weight
- balance
- latch
- return torsion
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Abstract
The present invention relates to vehicle door handle pedestal field, specially a kind of anti-a chain of shock inertia opens by mistake the locking device of car door.A kind of anti-a chain of shock inertia opens by mistake the locking device of car door, including pedestal (1) and handlebody (7), it is characterized in that：Also include rotating shaft (2), locking return torsion spring (3), inertia latch (4), balance return torsion spring (5) and balance weight (6), latch groove is provided with pedestal (1), the two ends of locking return torsion spring (3) are respectively held against latch groove and inertia latch (4)；Inertia latch (4) is made up of closing piece (41), lockwheel (42) and lock claw (43)；Balance weight groove is also provided with pedestal (1), the two ends of balance return torsion spring (5) are respectively held against balance weight groove and balance weight (6), and lock claw (43) is just to balance weight (6).Simple in construction, easy for installation, strong adaptability of the invention, it is safe and reliable.
Description
Technical field
The present invention relates to vehicle door handle pedestal field, specially a kind of anti-a chain of shock inertia opens by mistake the pinning machine of car door
Structure.
Background technology
Automobile handle, which is used to pin car door and car body, to be fixed, and handle is by pedestal, handlebody, balance weight and balance return button
Spring is constituted, and balance weight is fixed on pedestal with balance return button spring, and handlebody is arranged on balance weight.Under normal circumstances, flat
Weigh in the presence of return button spring, handlebody has the movement tendency of laminating car door, thus serve fix handle and car door
Effect.But, the retaining mechanism of current this balance weight-balance return button spring can only ensure 80g（G is acceleration of gravity）Peace
It is complete to require, and car door by the acceleration produced by impact during lateral impact as, up to more than 90g, at this moment balanced return button spring
It will be unable to ensure handlebody laminating car door, car door can be opened accidentally, lead to a disaster.
The content of the invention
In order to overcome the defect of prior art, there is provided a kind of simple in construction, easy for installation, strong adaptability, safe and reliable
Automobile door handle, the invention discloses the locking device that a kind of anti-a chain of shock inertia opens by mistake car door.
The present invention reaches goal of the invention by following technical solution：
A kind of anti-a chain of shock inertia opens by mistake the locking device of car door, including pedestal and handlebody, and handlebody is arranged on base
On the lateral surface of seat, it is characterized in that：Also include rotating shaft, locking return torsion spring, inertia latch, balance return torsion spring and balance
Block,
It is provided with pedestal outside latch groove, rotating shaft and is cased with locking return torsion spring, the two ends of rotating shaft is respectively from inertia latch
Two ends pass after be embedded in respectively on the inwall of latch groove both sides again, the two ends of locking return torsion spring are respectively held against latch groove
With inertia latch；
Inertia latch is made up of closing piece, lockwheel and lock claw, and closing piece and lock claw are connected by lockwheel, and closing piece is embedded in latch
In groove, rotating shaft is arranged in lockwheel；
Balance weight groove is also provided with pedestal, balance weight groove is located at the side of latch groove, balance return torsion spring and balance weight
All it is enclosed in balance weight groove, the two ends of balance return torsion spring are respectively held against balance weight groove and balance weight, and lock claw is just to balance weight；
Handlebody is arranged on outside balance weight and is cooperation between handlebody and balance weight；
The coefficient of stiffiness of locking return torsion spring is less than the coefficient of stiffiness of balance return torsion spring.
Described anti-a chain of shock inertia opens by mistake the locking device of car door, it is characterized in that：The stubborn system of locking return torsion spring
Number is balance the return torsion spring coefficient of stiffiness 20%~50%.
The present invention is leaned against on pedestal in use, inertia latch lock claw in the presence of locking return torsion spring is lifted, and is put down
Block weigh in the presence of balance return torsion spring, balance weight, which props up handlebody, makes handlebody be not switched on together with car door；In positive reason
When opening and closing car door by handlebody under condition, the pulling of handlebody is not influenceed by inertia latch.When by door side
In the case that quick chain of rings repeated impact power or continuous high speed zig zag produce centrifugal force, the acceleration that now car door is subject to is reachable
More than 100g and the Generally Recognized as safe requirement for being far longer than 80g, if without other safety measures, then balance the production of return torsion spring
Raw torsion does not overcome impact or centrifugal force so that balance weight overcomes the torsion of balance return torsion spring and taken off with handlebody
Open, handlebody is no longer influenced by the active force of balance weight and will moved along the direction of car door opening, and car door is opened, so as to lead to
Accident.Therefore, the present invention devise the inertia latch with certain angle cam with pedestal constitute locking device, when by
When a chain of external force collision in car door side or continuous high speed zig zag produce centrifugal force, due to the torsion acceleration of locking return torsion spring
The torsion speed for being less than balance return torsion spring for 60g is 90g, and inertia latch will overcome the work of torsion spring torsion prior to balance weight
With making the closing piece and pedestal of inertia latch lockwheel side block mutually, while the lock claw of inertia latch lockwheel opposite side is then
Balance weight is pinned, such pedestal, inertia latch peace weighing apparatus block are pinned and intermeshed together two-by-two, due to handlebody peace
It is cooperation between weighing apparatus block, after balance weight, which is lockable, to be rotated, handlebody has also been pinned accordingly to move, so handle
Hand body will not be loosened, and car door can not also be opened, so as to reach the purpose of security protection；When needing to recover normal position, then instead
To handlebody is promoted, make balance weight return and depart from inertia latch, inertia latch is lifted in the presence of locking return torsion spring
Rise, inertia latch is returned to normal position, and handle can normally open car door, and can normally use.
The beneficial effects of the invention are as follows：Simple in construction, easy for installation, strong adaptability is safe and reliable.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the structural representation of pedestal, rotating shaft and the connection of inertia latch in the present invention；
Fig. 3 is that balance weight withstands handlebody and prevents the structural representation of car door opening under normal circumstances；
Fig. 4 is that balance weight withstands handlebody and prevents the diagrammatic cross-section of car door opening under normal circumstances；
Fig. 5 is the structural representation that car door has unlatching trend by handlebody during lateral high acceleration；
Fig. 6 is the structural representation of inertia latch；
Fig. 7 is the structural representation that car door pins balance weight by inertia latch during lateral high acceleration；
Fig. 8 is the diagrammatic cross-section that car door pins balance weight by inertia latch during lateral high acceleration.
Embodiment
The present invention is further illustrated below by way of specific embodiment.
Embodiment 1
It is a kind of it is anti-it is a chain of hit the locking device that inertia opens by mistake car door, it is including pedestal 1, rotating shaft 2, locking return torsion spring 3, used
Property latch 4, balance return torsion spring 5, balance weight 6 and handlebody 7, as shown in figure 1, concrete structure is：
Latch groove is provided with pedestal 1, latch groove is cased with locking return torsion spring 3 as shown in A in Fig. 1 outside rotating shaft 2, turns
The two ends of axle 2 are embedded on the inwall of latch groove both sides respectively again after being passed respectively from the two ends of inertia latch 4, locking return
The two ends of torsion spring 3 are respectively held against latch groove and inertia latch 4；
Inertia latch 4 closing piece 41, lockwheel 42 and lock claw 43 as shown in fig. 6, be made up of, and closing piece 41 and lock claw 43 pass through lock
Wheel 42 is connected, and closing piece 41 is embedded in latch groove, and rotating shaft 2 is enclosed in lockwheel 42；
Balance weight groove is also provided with pedestal 1, balance weight groove is located at the side of latch groove, balance return torsion spring 5 and balance
Block 6 is all enclosed in balance weight groove, and the two ends of balance return torsion spring 5 are respectively held against balance weight groove and balance weight 6, and lock claw 43 is just to flat
Weigh block 6；
Handlebody 7 is arranged on outside the balance weight 6 on the lateral surface of pedestal 1, and cooperation is between handlebody 7 and balance weight 6；
The coefficient of stiffiness of locking return torsion spring 3 is less than the coefficient of stiffiness of balance return torsion spring 5, locking return torsion spring 3 it is stubborn
Strong coefficient makes even the 20%~50% of the coefficient of stiffiness of weighing apparatus return torsion spring 5, and the present embodiment takes 30%.
The present embodiment is in use, as shown in Fig. 2 the lock claw 43 in the presence of locking return torsion spring 3 of inertia latch 4 is lifted
Rise, and lean against on the b faces of pedestal 1, balance weight 6 is in the presence of balance return torsion spring 5, and balance weight 6, which props up handlebody 7, makes handle
Body 7 is not switched on together with car door；Under normal circumstances, as shown in Figure 3 and Figure 4, when opening and closing car door by handlebody 7,
The pulling of handlebody 7 is not influenceed by inertia latch 4, and arrow show the opening car door direction of handlebody 7 in Fig. 3.Work as incident
In the case of producing centrifugal force to the quick a chain of repeated impact power in door side or continuous high speed zig zag, as shown in figure 5, now car
Generally Recognized as safe requirement of the acceleration that door is subject to as shown in a arrows in Fig. 5 up to more than 100g more than 90g, if without it
If his safety measure, then the torsion for balancing the generation of return torsion spring 5 does not overcome impact or centrifugal force so that balance weight 6 is such as
The torsion of balance return torsion spring 5 is overcome in Fig. 5 shown in ω arrows and is disengaged with handlebody 7, handlebody 7 is no longer influenced by balance weight 6
Active force and will along the direction of car door opening move as shown in the F arrows in Fig. 5, car door is opened, so as to lead to a disaster.
Therefore, the present embodiment uses the inertia latch 4 with certain angle cam to constitute locking device, such as Fig. 7 and figure with pedestal 1
Shown in 8, when producing centrifugal force by a chain of external force collision in car door side or continuous high speed zig zag, due to locking return torsion spring
3 torsion is less than the torsion of balance return torsion spring 5, and inertia latch 4 will overcome the effect of torsion spring torsion prior to balance weight 6, make
The closing piece 41 and pedestal 1 of the side of 4 lockwheel of inertia latch 42 are blocked mutually, while the lock of the opposite side of 4 lockwheel of inertia latch 42
Pawl 43 then pins balance weight 6, and such pedestal 1, inertia latch 4 and balance weight 6 are pinned and together with intermeshing two-by-two, due to
It is cooperation between handlebody 7 and balance weight 6, after balance weight 6, which is lockable, to be rotated, handlebody 7 has also been pinned accordingly
It can not move, such handlebody 7 will not be loosened, and car door can not also be opened, so as to reach the purpose of security protection；Need to recover
During normal position, then handlebody 7 is reversely promoted, makes the return of balance weight 6 and departs from inertia latch 4, inertia latch 4 is in locking
Lifted in the presence of return torsion spring 3, inertia latch 4 is returned to normal position, handle 7 can normally open car door, and can be just
Often use.
Claims (2)
1. a kind of anti-a chain of shock inertia opens by mistake the locking device of car door, including pedestal (1) and handlebody (7), handlebody (7) set
On the lateral surface of pedestal (1), it is characterized in that：Also include rotating shaft (2), locking return torsion spring (3), inertia latch (4), balance
Return torsion spring (5) and balance weight (6),
It is provided with pedestal (1) outside latch groove, rotating shaft (2) and is cased with locking return torsion spring (3), the two ends of rotating shaft (2) is respectively from used
Property latch (4) two ends pass after be embedded in respectively again on the inwall of latch groove both sides, the two ends of locking return torsion spring (3) point
Latch groove and inertia latch (4) are not propped up；
Inertia latch (4) is made up of closing piece (41), lockwheel (42) and lock claw (43), and closing piece (41) and lock claw (43) pass through lockwheel
(42) connect, closing piece (41) is embedded in latch groove, rotating shaft (2) is enclosed in lockwheel (42)；
Balance weight groove is also provided with pedestal (1), balance weight groove is located at the side of latch groove, balance return torsion spring (5) and balance
Block (6) is all enclosed in balance weight groove, and the two ends of balance return torsion spring (5) are respectively held against balance weight groove and balance weight (6), lock claw
(43) just to balance weight (6)；
Handlebody (7) is arranged on balance weight (6) outside and is cooperation between handlebody (7) and balance weight (6)；
The coefficient of stiffiness of locking return torsion spring (3) is less than the coefficient of stiffiness of balance return torsion spring (5).
2. anti-a chain of shock inertia as claimed in claim 1 opens by mistake the locking device of car door, it is characterized in that：Locking return torsion spring
(3) the coefficient of stiffiness is balance return torsion spring (5) coefficient of stiffiness 20%~50%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310149819.XA CN104120916B (en) | 2013-04-26 | 2013-04-26 | Anti- a chain of shock inertia opens by mistake the locking device of car door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310149819.XA CN104120916B (en) | 2013-04-26 | 2013-04-26 | Anti- a chain of shock inertia opens by mistake the locking device of car door |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104120916A CN104120916A (en) | 2014-10-29 |
| CN104120916B true CN104120916B (en) | 2017-08-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310149819.XA Active CN104120916B (en) | 2013-04-26 | 2013-04-26 | Anti- a chain of shock inertia opens by mistake the locking device of car door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104120916B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104790777B (en) * | 2015-04-28 | 2017-12-15 | 凯悦汽车大部件制造（张家口）有限公司 | A kind of safety device for preventing side impact vehicle door from opening |
| US10648201B2 (en) | 2015-10-26 | 2020-05-12 | Magna Closures S.P.A. | Inertial lock device for release cable assembly |
| CN107227903B (en) * | 2017-06-28 | 2019-03-12 | 重庆怡海科技发展有限公司 | Three tongue of Contact Transmission formula lock and vehicle |
| CN107605275B (en) * | 2017-09-05 | 2019-06-28 | 安徽江淮汽车集团股份有限公司 | Door external-open handle anticollision opening device and vehicle |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001303824A (en) * | 2000-04-18 | 2001-10-31 | Daihatsu Motor Co Ltd | Locking cancellation preventing mechanism for rear door of automobile |
| CN102086717A (en) * | 2009-12-03 | 2011-06-08 | 通用汽车环球科技运作公司 | A handle module for a vehicle door |
| CN202745496U (en) * | 2012-07-17 | 2013-02-20 | 上海霍富汽车锁具有限公司 | Anticollision locking device of vehicle door opened by inertia in fault |
| CN202788191U (en) * | 2012-08-30 | 2013-03-13 | 昌辉汽车电器（黄山）股份公司 | Automotive door handle structure |
| CN203230233U (en) * | 2013-04-26 | 2013-10-09 | 上海霍富汽车锁具有限公司 | Locking mechanism for preventing serial car crash inertia from mistakenly opening door |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102005012419B4 (en) * | 2005-03-11 | 2020-09-10 | Volkswagen Ag | Bearing bracket of an outside handle of a vehicle door for motor vehicles |
-
2013
- 2013-04-26 CN CN201310149819.XA patent/CN104120916B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001303824A (en) * | 2000-04-18 | 2001-10-31 | Daihatsu Motor Co Ltd | Locking cancellation preventing mechanism for rear door of automobile |
| CN102086717A (en) * | 2009-12-03 | 2011-06-08 | 通用汽车环球科技运作公司 | A handle module for a vehicle door |
| CN202745496U (en) * | 2012-07-17 | 2013-02-20 | 上海霍富汽车锁具有限公司 | Anticollision locking device of vehicle door opened by inertia in fault |
| CN202788191U (en) * | 2012-08-30 | 2013-03-13 | 昌辉汽车电器（黄山）股份公司 | Automotive door handle structure |
| CN203230233U (en) * | 2013-04-26 | 2013-10-09 | 上海霍富汽车锁具有限公司 | Locking mechanism for preventing serial car crash inertia from mistakenly opening door |
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| Publication number | Publication date |
|---|---|
| CN104120916A (en) | 2014-10-29 |
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Effective date of registration: 20200318 Address after: 264006 No.9, Wuzhishan Road, Yantai Economic and Technological Development Zone, Yantai City, Shandong Province Patentee after: YANTAI HUOFU AUTOMOBILE LOCK Co.,Ltd. Address before: 200444 Shanghai City, Baoshan District City Industrial Park Road No. 396 Patentee before: SHANGHAI HUF AUTOMOTIVE LOCK Co.,Ltd. |
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| TR01 | Transfer of patent right |