CN207296680U - Double drawing open-type front cover lock operating mechanisms - Google Patents
Double drawing open-type front cover lock operating mechanisms Download PDFInfo
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- CN207296680U CN207296680U CN201721295293.6U CN201721295293U CN207296680U CN 207296680 U CN207296680 U CN 207296680U CN 201721295293 U CN201721295293 U CN 201721295293U CN 207296680 U CN207296680 U CN 207296680U
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- pawl
- front cover
- cover lock
- ratchet
- substrate
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Abstract
It the utility model is related to technical field of automobile parts, more particularly to a kind of double drawing open-type front cover lock operating mechanisms, including substrate, pawl-and-gearing is rotatably connected on substrate, ratchet spring is equipped between pawl and substrate, top plate is connected with ratchet, tension spring is connected with top plate, substrate is equipped with the position-limit mechanism for being used for limiting pawl rotation extreme position；Ratchet is equipped with the first meshing point, second meshing point and the 3rd meshing point, for the 3rd meshing point between the first meshing point and the second meshing point, pawl is equipped with the first engaging piece and the second engaging piece, when the first engaging piece and the first engagement point gearing, front cover lock is in full lock status；When the second engaging piece and the second engagement point gearing, pawl is positioned at rotation extreme position for the first time；When the first engaging piece and the 3rd engagement point gearing, front cover lock is in semi-locked state；When pawl-and-gearing disengages, front cover lock unlocks, and after the utility model front cover lock first time pull operation return, could carry out second of pull operation, reliable and stable.
Description
Technical field
Technical field of automobile parts is the utility model is related to, more particularly to a kind of double drawing open-type front cover lock operation machines
Structure.
Background technology
Now, the improvement demand that people operate the simple comfortableization of bonnet is higher and higher, is held up outside we have developed a
Cover lock is double to draw opener, can meet that laws and regulations requirement and people operate improvement demand to comfort, improves client and closes and open
The comfortable satisfaction of bonnet.
General Cover lock for engine divides firsts and seconds Liang Bu mechanisms, and unlatching also just needs to operate at twice to carry out.The first step
The front cover lock first order is opened by driver's cabin inhaul handle release to lock, before second step is stretched into by driver and conductor at Chinese herbaceous peony end with hand
Second level safety lock is opened by release lever in lid cabin.This patent is by pulling driver's cabin inhaul opening handle twice
To open protecgulum, open open first order lock for the first time, open open secondary safety lock for the second time, eliminate driver and conductor's needs
The step of Chinese herbaceous peony section is gone to open secondary safety lock.So as to improve driver and conductor Chinese herbaceous peony need to be gone to stretch into narrow and small protecgulum cabin gap with hand
It is interior some difficulty discharge secondary latch release mechanism；Improve operation comfort and security.
In order to improve comfort operation, original manual two level release correlated parts, but possessed bonnet are eliminated
Open and close function is constant, laws and regulations requirement, bounce amount, and intensity etc. requires constant, but structure simplifies, and security carries significantly
Height, the patent of Patent No. CN206319740U discloses a kind of new automobile Cover lock for engine system, by pulling pawl twice
Afterbody can open Cover lock for engine, but this structure has a defect that, latch hook and pawl do not have limiting device, work as failure
When bracing wire is excessive, easily once just lock is opened, is not sufficiently stable reliable.
Utility model content
In order to solve the problems, such as that it is reliable that double zippers existing in the prior art are not sufficiently stable, the utility model provides a kind of stablize
Reliable double drawing open-type front cover lock operating mechanisms.
Technical solution is used by the utility model solves its technical problem：
A kind of pair is drawn open-type front cover lock operating mechanism, including substrate, and pawl and spine are rotatably connected on the substrate
Take turns, the driving mechanism of its rotation of connection driving, is equipped with ratchet spring, the ratchet on the pawl between pawl and substrate
On be connected with top plate, be provided with tension spring between the top plate and substrate, the substrate, which is equipped with, to be used to limit pawl rotation
The position-limit mechanism of extreme position；
The ratchet is equipped with the first meshing point, the second meshing point and the 3rd meshing point, the 3rd meshing point position
Between the first meshing point and the second meshing point, the pawl is equipped with the first engaging piece and the second engaging piece, when described
When the first engaging piece and the first engagement point gearing, front cover lock is in full lock status；When second engaging piece and second engage
During point gearing, pawl is positioned at rotation extreme position for the first time；When first engaging piece and the 3rd engagement point gearing, protecgulum
Lock is in semi-locked state；When pawl-and-gearing disengages, front cover lock unlock.
Further, the driving mechanism is drag-line.
Further, the driving mechanism is electronic unlocking mechanism.
Further, connected between the electronic unlocking mechanism and pawl by drag-line.
Further, Special connecting joint, the electronic special company of unlocking mechanism and pawl are fixed with the pawl
Snapped connection between connector.
Further, bulb is connected with the electronic unlocking mechanism, the pawl is equipped with and is engaged with bulb
Arc groove.
Further, the driving mechanism includes electronic unlocking mechanism and drag-line.
Further, the position-limit mechanism is the limiting plate being disposed on the substrate.
Further, the substrate is equipped with connector, and the connector includes microswitch, when front cover lock is in
During full lock status, the microswitch is off state, when front cover lock is in half lock or released state, the fine motion
Switch is in opening state.
Further, the pawl is connected by pawl riveting axis with substrate rotating, and the ratchet passes through ratchet riveting axis
It is connected with substrate rotating, the top of the pawl-and-gearing is equipped with upper cover.
Beneficial effect：
(1) double pull open opens Cover lock for engine mechanism, pulls open level-one lock for the first time, pulls open secondary safety for the second time
Lock, after first time pull operation return, second of pull operation could be carried out, and spacing, operation side is carried out with position-limit mechanism
Just, it is reliable and stable；
(2) level-one lock and secondary safety lock are realized by pulling twice respectively by same root drag-line, can be also electric manually
It is dynamic to realize, it is versatile；
(3) level-one lock and secondary safety lock be by same two different parts of ratchet and the same position of pawl it is secondary engagement Lai
Realize, compact-sized, easy to operate, comfort is strong.
Brief description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
Fig. 1 is the structure chart of the utility model embodiment 1；
Fig. 2 is the structure chart of the utility model embodiment 3；
Fig. 3 is the unlocking procedure chart one of the utility model；
Fig. 4 is the unlocking procedure chart two of the utility model；
Fig. 5 is the unlocking procedure chart three of the utility model；
Fig. 6 is the unlocking procedure chart four of the utility model；
Fig. 7 is the unlocking procedure chart five of the utility model；
Fig. 8 is the unlocking procedure chart six of the utility model；
Fig. 9 is the unlocking procedure chart seven of the utility model；
Figure 10 is the unlocking procedure chart eight of the utility model；
Figure 11 is the unlocking procedure chart nine of the utility model；
Figure 12 is the unlocking procedure chart ten of the utility model；
Figure 13 is the connection mode one of the electronic unlocking mechanism and pawl of the utility model；
Figure 14 is the exploded view of the connection mode two of the electronic unlocking mechanism and pawl of the utility model；
Figure 15 is the installation diagram of the connection mode two of the electronic unlocking mechanism and pawl of the utility model；
Figure 16 is the structure chart of the limiting plate of the utility model；
Figure 17 is the microswitch state diagram one of the utility model；
Figure 18 is the microswitch state diagram two of the utility model；
Figure 19 is the microswitch state diagram three of the utility model.
Wherein, 1, substrate, 2, pawl, C, the first engaging piece, D, the second engaging piece, 3, ratchet, A, the first meshing point, B,
Two meshing points, E, the 3rd meshing point, 4, ratchet spring, 5, tension spring, 6, drag-line, 7, electronic unlocking mechanism, 8, Special connecting joint, 9,
Bulb, 10, arc groove, 11, limiting plate, 12, connector, 121, microswitch, 13, pawl riveting axis, 14, ratchet riveting axis, 15,
Upper cover, 16, top plate.
Embodiment
Such as Fig. 1-19, one kind is double to draw open-type front cover lock operating mechanisms, including substrate 1, and pawl is rotatably connected on substrate 1
2 and ratchet 3, its driving mechanism for rotating of connection driving, is equipped with ratchet spring 4, ratchet 3 between pawl 2 and substrate 1 on pawl 2
On be connected with top plate 16, tension spring 5 is provided between top plate 16 and substrate 1, substrate 1 be equipped be used for limit pawl 2 rotate the limit
The position-limit mechanism of position；In the utility model, limiting plate 11 of the position-limit mechanism for setting on substrate 1；
Ratchet 3 is equipped with the first meshing point A, the second meshing point B and the 3rd meshing point E, the 3rd meshing point E are nibbled positioned at first
Between chalaza A and the second meshing point B, pawl 2 is equipped with the first engaging piece C and the second engaging piece D；
When the first engaging piece C and the first meshing point A is engaged, front cover lock is in full lock status；As the second engaging piece D and
When two meshing point B are engaged, pawl 2 is positioned at rotation extreme position for the first time；When the first engaging piece C and the 3rd meshing point E is engaged,
Front cover lock is in semi-locked state；When pawl 2 and ratchet 3 disengage, front cover lock unlock.
Driving mechanism has following several embodiments：
Embodiment 1：
Such as Fig. 1, driving mechanism is drag-line 6, and drag-line 6 and pawl 2 connect and pull pawl 2 to move.
Embodiment 2：
Driving mechanism is electronic unlocking mechanism 7.Wherein, can be connected between electronic unlocking mechanism 7 and pawl 2 by drag-line 6
Connect.Or use following two mode：First way：Such as Figure 13, Special connecting joint 8, driven opening lock machine are fixed with pawl 2
Snapped connection between structure 7 and Special connecting joint 8；The second way：Such as Figure 14-15, bulb 9 is connected with electronic unlocking mechanism 7,
Pawl 2 is equipped with arc groove 10 matched with bulb 9, and this structure can reduce frictional force.
Embodiment 3：
Driving mechanism includes electronic unlocking mechanism 7 and drag-line 6.
Such as Fig. 1-2, driving mechanism is with electronic unlocking mechanism mounting bracket, driving mechanism for the substrate 1 of electronic unlocking mechanism 7
The substrate 1 of drag-line 6 is then without so as to carry out the switching of electronic and manual mode.
Such as Fig. 1-2 and Figure 17-19, substrate 1 is equipped with connector 12, and connector 12 includes microswitch 121, works as front cover lock
During in full lock status, microswitch 121 is off state, when front cover lock is in half lock or released state, microswitch
121 are in opening state.
Pawl 2 is rotatablely connected by pawl riveting axis 13 with substrate 1, and ratchet 3 is rotated by ratchet riveting axis 14 and substrate 1 to be connected
Connect, the top of pawl 2 and ratchet 3 is equipped with upper cover 15.
The course of work:
Such as Fig. 3, the first meshing point A on ratchet 3 is engaged with the first engaging piece C on pawl 2, and front cover lock is in full locking
State, bonnet are closed；
Such as Fig. 4, pawl 2 rotates clockwise under the effect of drag-line power around the pivot of pawl 2, until the on pawl 2
One engaging piece C is disengaged from moment with the first meshing point A on ratchet 3, and ratchet 3 has around ratchet 3 under the effect of tension spring 5 at this time
Pivot rotates counterclockwise trend；
Such as Fig. 5, pawl 2 continues to rotate clockwise under the effect of drag-line power around the pivot of pawl 2, until pawl 2 with
Ratchet 3 completely disengages engagement；Ratchet 3 rotates counterclockwise under the effect of tension spring 5 around the pivot of ratchet 3；
Such as Fig. 6, ratchet 3 rotates counterclockwise under the effect of tension spring 5 around the pivot of ratchet 3, when second on ratchet 3 nibbles
Chalaza B contact with the second engaging piece D under drag-line effect on the pawl 2 that rotates clockwise when being meshed, and ratchet 3 stops turn
Dynamic, pawl 2 also can be rotated clockwise to extreme position under drag-line effect and stop operating；
Such as Fig. 7, drag-line handle is discharged, pawl 2 will turn counterclockwise under the effect of ratchet spring 4 around the pivot of pawl 2
It is dynamic, and drag-line 6 and handle return are driven, when the second engaging piece D on pawl 2 and the second meshing point B on ratchet 3 are disengaged from
Moment, ratchet 3 will start to rotate counterclockwise around the pivot of ratchet 3 under the effect of tension spring 5；
Such as Fig. 8, pawl 2 continues to rotate counterclockwise under the effect of ratchet spring 4, and ratchet 3 will be inverse around the pivot of ratchet 3
Hour hands rotate, and when the first engaging piece C on pawl 2 is engaged with the 3rd meshing point E on ratchet 3, ratchet 3 stops operating；
Such as Fig. 9, pawl 2 continues to rotate counterclockwise until at a fully engaged with ratchet 2 under the effect of ratchet spring 4, while
Drag-line and handle is driven to complete revert action；Ratchet 2 reaches two level lock position at this time, and first time unlocking action is completed；
Such as Figure 10, second of pulling drag-line, turns to around the pivot of pawl 2 with pawl 2 and is disengaged from ratchet 3
Moment；
Such as Figure 11, the pivot that pawl 2 continues around pawl 2 rotates clockwise, and ratchet 3 then acts on the lower inverse time in tension spring 5
Pin rotates, until front cover lock is opened completely；
Such as Figure 12, release handle discharges drag-line, and pawl 2 rotates counterclockwise back under the effect of ratchet spring 4 around pivot
Position；So secondary unlocking action is completed.
It should be appreciated that specific embodiment described above is only used for explaining the utility model, it is not used to limit this reality
With new.Protection by the obvious changes or variations that the spirit of the utility model is extended out still in the utility model
Among scope.
Claims (10)
- A kind of 1. double drawing open-type front cover lock operating mechanisms, it is characterised in that:Including substrate (1), the substrate rotates on (1) Pawl (2) and ratchet (3) are connected with, the driving mechanism of its rotation of driving, pawl (2) and substrate are connected on the pawl (2) (1) ratchet spring (4) is equipped between, top plate (16), the top plate (16) and substrate (1) are connected with the ratchet (3) Between be provided with tension spring (5), the substrate (1) is equipped with the position-limit mechanism for being used for limiting pawl (2) rotation extreme position；The ratchet (3) is equipped with the first meshing point (A), the second meshing point (B) and the 3rd meshing point (E), and the described the 3rd For meshing point (E) between the first meshing point (A) and the second meshing point (B), the pawl (2) is equipped with the first engaging piece (C) and the second engaging piece (D)；When first engaging piece (C) and the first meshing point (A) engage, front cover lock is in full lock status；When described When two engaging pieces (D) and the second meshing point (B) engage, pawl (2) is positioned at rotation extreme position for the first time；Nibble when described first When conjunction portion (C) and the 3rd meshing point (E) engage, front cover lock is in semi-locked state；When pawl (2) and ratchet (3) disengage, Front cover lock unlocks.
- 2. double drawing open-type front cover lock operating mechanisms according to claim 1, it is characterised in that：The driving mechanism is Drag-line (6).
- 3. double drawing open-type front cover lock operating mechanisms according to claim 1, it is characterised in that：The driving mechanism is Electronic unlocking mechanism (7).
- 4. double drawing open-type front cover lock operating mechanisms according to claim 3, it is characterised in that：The driven opening lock machine Connected between structure (7) and pawl (2) by drag-line (6).
- 5. double drawing open-type front cover lock operating mechanisms according to claim 3, it is characterised in that：On the pawl (2) Special connecting joint (8) is fixed with, is snapped connection between the electronic unlocking mechanism (7) and pawl (2) Special connecting joint (8).
- 6. double drawing open-type front cover lock operating mechanisms according to claim 3, it is characterised in that：The driven opening lock machine Bulb (9) is connected with structure (7), the pawl (2) is equipped with and bulb (9) matched arc groove (10).
- 7. double drawing open-type front cover lock operating mechanisms according to claim 1, it is characterised in that：The driving mechanism bag Include electronic unlocking mechanism (7) and drag-line (6).
- 8. double drawing open-type front cover lock operating mechanisms according to claim 1, it is characterised in that：The position-limit mechanism is The limiting plate (11) being arranged on substrate (1).
- 9. double drawing open-type front cover lock operating mechanisms according to claim 1, it is characterised in that：On the substrate (1) Equipped with connector (12), the connector (12) includes microswitch (121), described when front cover lock is in full lock status Microswitch (121) be off state, when front cover lock is in half lock or released state, the microswitch (121) In opening state.
- 10. double drawing open-type front cover lock operating mechanisms according to claim 1, it is characterised in that：The pawl (2) is logical Cross pawl riveting axis (13) to be rotatablely connected with substrate (1), the ratchet (3) is rotated by ratchet riveting axis (14) and substrate (1) to be connected Connect, the top of the pawl (2) and ratchet (3) is equipped with upper cover (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721295293.6U CN207296680U (en) | 2017-10-10 | 2017-10-10 | Double drawing open-type front cover lock operating mechanisms |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721295293.6U CN207296680U (en) | 2017-10-10 | 2017-10-10 | Double drawing open-type front cover lock operating mechanisms |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207296680U true CN207296680U (en) | 2018-05-01 |
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ID=62414632
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721295293.6U Active CN207296680U (en) | 2017-10-10 | 2017-10-10 | Double drawing open-type front cover lock operating mechanisms |
Country Status (1)
| Country | Link |
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| CN (1) | CN207296680U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107489322A (en) * | 2017-10-10 | 2017-12-19 | 伟速达（中国）汽车安全系统有限公司 | Double drawing open-type front cover lock operating mechanisms |
| CN108590385A (en) * | 2018-06-04 | 2018-09-28 | 伟速达（中国）汽车安全系统有限公司 | Electronic actuation latch mechanism with three-level lock-bit |
| CN109882003A (en) * | 2019-03-19 | 2019-06-14 | 皓月汽车安全系统技术股份有限公司 | One kind pulling double acting hood lock |
| CN111749560A (en) * | 2020-07-30 | 2020-10-09 | 上海恩坦华汽车门系统有限公司 | Novel double-pull automobile engine hood lock |
-
2017
- 2017-10-10 CN CN201721295293.6U patent/CN207296680U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107489322A (en) * | 2017-10-10 | 2017-12-19 | 伟速达（中国）汽车安全系统有限公司 | Double drawing open-type front cover lock operating mechanisms |
| CN108590385A (en) * | 2018-06-04 | 2018-09-28 | 伟速达（中国）汽车安全系统有限公司 | Electronic actuation latch mechanism with three-level lock-bit |
| CN108590385B (en) * | 2018-06-04 | 2023-07-21 | 伟速达（中国）汽车安全系统有限公司 | Electric attraction lock mechanism with three-level locking position |
| CN109882003A (en) * | 2019-03-19 | 2019-06-14 | 皓月汽车安全系统技术股份有限公司 | One kind pulling double acting hood lock |
| CN111749560A (en) * | 2020-07-30 | 2020-10-09 | 上海恩坦华汽车门系统有限公司 | Novel double-pull automobile engine hood lock |
| CN111749560B (en) * | 2020-07-30 | 2024-05-28 | 上海恩坦华汽车门系统有限公司 | Novel double-pull automobile engine hood lock |
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| GR01 | Patent grant |