CN106761057A - One kind lifting main lock of spring external car engine cover - Google Patents
One kind lifting main lock of spring external car engine cover Download PDFInfo
- Publication number
- CN106761057A CN106761057A CN201611080126.XA CN201611080126A CN106761057A CN 106761057 A CN106761057 A CN 106761057A CN 201611080126 A CN201611080126 A CN 201611080126A CN 106761057 A CN106761057 A CN 106761057A
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- Prior art keywords
- clamp
- claw
- spring
- main lock
- lock
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B83/00—Vehicle locks specially adapted for particular types of wing or vehicle
- E05B83/16—Locks for luggage compartments, car boot lids or car bonnets
- E05B83/24—Locks for luggage compartments, car boot lids or car bonnets for car bonnets
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B85/00—Details of vehicle locks not provided for in groups E05B77/00 - E05B83/00
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- Lock And Its Accessories (AREA)
Abstract
The present invention discloses a kind of lifting main lock of spring external car engine cover, including main lock base, main lock front baffle, clamp assemble, claw, clamp spring, claw spring, clamp bearing pin and claw bearing pin；Main lock base and main lock front baffle are respectively provided with the breach of accommodating hood lock, clamp assemble has the dead bolt profile of open type, the dead bolt profile is used to coordinate breach to stop engine hood lock padlock when clamp assemble is located at locking position, and clamp assemble can be locked in locking position by claw.Lifting spring of the invention, clamp spring and claw spring are three independent helical springs.The effect of clamp spring and claw spring is for the reset of clamp and claw provides driving force, the effect for lifting spring is only limitted to provide support to the lifting of hood, claw spring clip in the present invention is in the cavity that main lock base and main lock front baffle are formed, assembling is reliable, and claw spring and clamp are almost invisible from apparent direction before main lock, reduce the stolen risk of enging cabin.
Description
Technical field
The present invention relates to technical field of automobile parts, a kind of main lock construction of hood is referred specifically to.
Background technology
According to state compulsion standard《GB 115689 auto shield (lid) lock system》Regulation, if front open cover lid,
When its any open position all can partly or entirely hinder driver by the visual field of windscreen eyes front, then the cover cover lock
System should have the second lock position, or the cover covers the second shroud cover lock system of installation.At utmost to improve the two locks
The safety coefficient that stop bit is put, in the market occurs in that various splitting cnginc cover lock structures, the first locking position of engine hood lock
It is two independent parts to put (main lock) and the second lock position (safety lock), and this structure needs to have on hood assembly
Two hood locks, the first lock and the second lock are independent part.First lock position of engine hood lock is (main
Lock) and the first snap fit, the second lock position (safety lock) and the second snap fit.
Chinese patent " a kind of splitting cnginc cover lock " (publication No. CN103899163A, date of publication 2014.07.02) is carried
A kind of structure of the main lock of hood is supplied, has contained two elastic parts of strip dog extension spring and the extension spring of rotor tongue, rotor tongue extension spring
While rotor tongue reset function is realized, there can be upper lift to act on to bonnet louver.But if the lock application is started
Cover heavier-weight, in order to reach upper lift effect, it is necessary to increase the elasticity of rotor tongue extension spring, at the same time, rotor tongue extension spring
Reset force can also increase, the shock of rotor tongue and lock body when can aggravate to reset, and noise is larger, while excessive rotor tongue extension spring
The sensitiveness of the latch system that also can be increases, and the slight shake-up of interior opening handle may cause the unblock of main lock.And should
Strip dog extension spring and rotor tongue extension spring in invention are spiral tension spring structure, more long from exposed part in terms of headstock direction, if
Operator's hook or other instruments, pull spiral tension spring, it is possible to achieve main lock by holes such as the air-inlet grilles of vehicle
Unblock, so as to open hood, increased the stolen risk of enging cabin.
The content of the invention
For problem present in background technology, it is an object of the invention to provide one kind without the structures such as dowel hole, nothing
Must be using assembly tooling efficiency of assembling is high, number of parts is few, the lifting spring external automobile of low production cost, good anti-theft effect
The main lock of hood.
To reach above-mentioned purpose, the lifting main lock of spring external car engine cover of present invention design, it is characterised in that：
Including main lock base, main lock front baffle, clamp assemble, claw, clamp spring, claw spring, clamp bearing pin and claw bearing pin；
The main lock base and main lock front baffle are riveted by clamp bearing pin and claw bearing pin, and main lock base and the master
Gap is provided between lock front baffle；
In the gap, the clamp assemble is set in the clamp for the clamp assemble and the clamp spring retention
On bearing pin；On the clamp bearing pin, one end is connected the clamp spring wrap with clamp assemble, the other end and main lock front baffle
Connection；The clamp assemble can conciliate lock-bit and rotate around clamp bearing pin in the presence of clamp spring in locking position；
In the gap, the claw is set on the claw bearing pin for the claw and the claw spring retention；
On the claw bearing pin, one end is connected the claw spring wrap with main lock front baffle, and the other end is abutted with claw；The card
Pawl can conciliate lock-bit and rotate around claw bearing pin in the presence of claw spring in locking position；
The main lock base and the main lock front baffle are respectively provided with the breach of accommodating hood lock, the clamp assemble
Dead bolt profile with open type, the dead bolt profile is used to coordinate the breach by hair when the clamp assemble is located at locking position
The clamp assemble can be locked in locking position by motivation cover latch locking, the claw.
Preferably, the breach is U-lag.
Preferably, the main lock base is provided with the spacing flange of clamp and clamp limit convex in the gap
Platform；Its side abuts with the spacing flange of the clamp when clamp assemble is located at solution lock-bit；The clamp assemble is located at locking
Its opposite side is abutted with clamp positive stop lug boss during position.So, limiting displacement of the clamp assemble under clamp spring effect.
Preferably, the main lock base is provided with the spacing flange of the first claw and the second claw in the gap
Spacing flange；Its side abuts with the spacing flange of the first claw when the claw is located at unlocked position, and the claw is located at
Its opposite side is abutted with the spacing flange of the second claw during lock position.So, limiting displacement of the claw in gap.
Preferably, the main lock base is provided with the first mounting hole and the second mounting hole, first mounting hole
It is rectangular opening or mounting hole with the second mounting hole, and their length in the horizontal direction are more than width on the vertical plane.
Preferably, the major axis of first mounting hole and the longer axis parallel of the second mounting hole or conllinear.
Preferably, the clamp assemble includes plastic integral clamp and clamp sheath；The clamp sheath
It is set on the clamp bearing pin, the dead bolt profile is located on the clamp.
Preferably, the dead bolt profile is U-lag.
Preferably, also including lifting spring, the lifting spring be arranged on it is main lock front baffle surface, one end with
Front baffle is connected, and the other end can drive hood to latch and be moved to unblock displacement from locking position.
Preferably, the main lock front baffle surface is provided with lifting spring mounting seat, the first lifting spring retainer flange and the
Two lifting spring retainer flange；On the lifting spring mounting seat, one end lifts the lifting spring wrap with second all the time
Spring retainer flange is abutted, and the other end is abutted in released state with the first lifting spring retainer flange.
The beneficial effects of the invention are as follows：Lifting spring, clamp spring and claw spring are three independent helical springs.Card
The effect of flat spring and claw spring is for the reset of clamp and claw provides driving force, by clamp spring and claw spring force
The optimization design of value, can meet opening handle reset force, manipulate the requirement of the aspects such as acoustic assessment, but to the lift of hood
Rise and do not work.The effect for lifting spring is only limitted to provide the lifting of hood support, and lifts spring and pacified by clamping
Mounted in the foremost of main lock, and can highly be adjusted by the force value and free end that lift spring, realize being sent out between different automobile types
Motivation cap assembly weight, the center of gravity demand different with the requirement of lift height, i.e., only by the adjustment to lifting spring, Ke Yituo
Open up range of application of the invention.Meanwhile, the cavity that the claw spring clip in the present invention is formed in main lock base and main lock front baffle
In, assembling is reliable, and claw spring and clamp are almost invisible from apparent direction before main lock, reduce the stolen wind of enging cabin
Danger.
Brief description of the drawings
Fig. 1 is the structural representation (front view) of main lock assembly of the invention；
Fig. 2 is the structural representation (rearview) of main lock assembly of the invention；
Fig. 3 is the understructure schematic diagram of main lock of the invention；
Fig. 4 a are the structural representation of the front baffle of main lock of the invention；
Fig. 4 b are the dimensional structure diagram of the front baffle of main lock of the invention；
Fig. 5 a are the structural representation of the clamp of main lock of the invention；
Fig. 5 b are the dimensional structure diagram of the clamp of main lock of the invention；
Fig. 6 a are the structural representation of the claw of main lock of the invention；
Fig. 6 b are the dimensional structure diagram of the claw of main lock of the invention；
Fig. 7 a are the fit structure schematic diagram one of the front baffle, lifting spring and lock of the main lock of main lock of the invention；
Fig. 7 b are that the fit structure of the front baffle, lifting spring and lock of the main lock of main lock of the invention illustrates two；
Fig. 8 a for the main lock of main lock of the invention front baffle, lifting spring, lock and clamp assemble cooperation schematic diagram
One；
Fig. 8 b for the main lock of main lock of the invention front baffle, lifting spring, lock and clamp assemble cooperation schematic diagram
Two；
Fig. 9~Figure 11 be main lock of the invention clamp spring, claw spring, clamp and claw respectively in lockup state, face
The structural representation of boundary's state and released state.
In figure：100 main locks, 1 main lock base, 2 main lock front baffles, 3 clamps, 4 clamp sheaths, 5 claws, 6 lifting springs, 7
Clamp spring, 8 claw springs, 9 clamp bearing pins, 10 claw bearing pins, 11 hoods lock, 103 first mounting holes, 104 second
Mounting hole, 105 clamp bearing pin mounting holes, 106 claw bearing pin mounting holes, 107 bracing wire mounting holes, 108 alarm mounting holes, 109
Alarm mounting groove, the spacing flange of 110 clamps, the 111 first spacing flange of claw, the 112 second spacing flange of claw, 113 clamps
Positive stop lug boss, 114 clamp spring binding faces, 115 claw spring binding faces, 116 first boss, 117 second boss, 118 main lock U
Shape groove, 201 clamp bearing pin mounting holes, 202 card main pin mounting holes, 203 claw spring mounting holes, 204 clamp spring mounting holes,
205 first lifting spring retainer flange, 206 lifting spring mounting seats, 207 second lifting spring retainer flange, 208 main lock front frames
Frame U-lag, 301 clamp U-lags, 302 clamp confined planes, 303 clamp claw mating surfaces, 304 clamp confined planes, 305 clamps are slided
Dynamic face, 401 clamp bearing pin mounting holes, 402 clamp spring mounting holes, 403 alarm mating surfaces, 501 bracing wire mounting holes, 502 cards
Latch spring mating surface, 503 clamp claw mating surfaces, 504 claw confined planes, 505 claw confined planes, 506 claw bearing pin mounting holes,
507 claw sliding surfaces, 601 lifting spring fixed ends, 602 lifting spring movable ends, 701 clamp spring fixed ends, 702 clamp bullets
Spring movable end, 801 claw spring fixed ends, 802 claw spring movable ends.
Specific embodiment
Below by Fig. 1~Figure 11 and the mode of some alternative embodiments of the invention is enumerated, to technology of the invention
Scheme (including optimal technical scheme) is described in further detail, any technical characteristic and any technology in the present embodiment
Scheme is not limited the scope of the invention.
As shown in Fig. 1~2, the main lock 100 in the present invention includes main lock base 1, main lock front baffle 2, clamp 3, clamp shield
Set 4, claw 5, lifting spring 6, clamp spring 7, claw spring 8, clamp bearing pin 9, claw bearing pin 10.Lifting spring 6 is wrapped in
It is main lock front baffle 2 before, that is, it is main lock 100 foremost, main lock base 1 be located at it is main lock 100 rear surface, clamp assemble
And claw 5 is located in the gap between main lock base 1 and main lock front baffle 2.
As shown in figure 3, main lock base 1 is a stamping parts, it includes 103 first mounting holes, 104 second mounting holes, 105
Clamp bearing pin mounting hole, 106 claw bearing pin mounting holes, 107 first bracing wire mounting holes, 108 alarm mounting holes, 109 alarms
Mounting groove, the spacing flange of 110 clamps, the 111 first spacing flange of claw, the 112 second spacing flange of claw, 113 clamp limit convexes
Platform, 114 clamp spring binding faces, 115 claw spring binding faces, 116 first boss, 117 second boss, 118 main lock U-lags,
Sequence number 103 to 118 is all the feature formed by punch forming on main lock base 1, wherein the first mounting hole 103 and the second peace
Dress hole 104 is rectangle shape hole or mounting hole, and its length in horizontal plane direction is more than width on the vertical plane, and the two are pacified
Fill the longer axis parallel in hole or conllinear.Hood needs just carry out the installation of main lock 100 in open position, during installation,
It is each on first mounting hole 103 and the second mounting hole 104 using a bolt and to carry out pretension, it is then shut off hood, clamp U
Shape groove 301 is in engagement, is locking position, and the bolt between the first mounting hole 103 and the second mounting hole 104 is urgent,
So as to complete the fixation of main lock 100.
The diameter of bolt and the first mounting hole 103 and the formation positioning relation of the second mounting hole 104 that above-mentioned installation method is used,
The short-axis direction of the first mounting hole 103 and the second mounting hole 104 is positioned by the diameter of bolt specifically, to subtract
Few bolt kind, recommends to use identical bolt on the first mounting hole 103 and the second mounting hole 104.By above-mentioned two spiral shell
Bolt and two cooperations of mounting hole, the cooperation of main lock base 1 mounting surface corresponding with vehicle body limit main lock 100 except the two
Five frees degree of the mounting hole 103 and 104 outside long axis direction translation.The end that hood lock 11 is closed with hood
, hood lock 11 and clamp U-lag 301 form in the first mounting hole 103 and the second mounting hole long axis direction and coordinate,
I other words hood lock 11 limits translation of the main lock 100 in the long axis direction of mounting hole 103 and 104, closed in hood
The urgent above-mentioned two bolt of attitude is closed, so as to realize that main lock and vehicle body are positioned and fixed.
According to main lock and the accuracy of manufacture of vehicle body, it is allowed to which it is square the first mounting hole 103 and the second mounting hole 104 occur
The situation of hole, circular port or other shapes.Now main lock cartridge with bolt can not to it is main lock be positioned, it is necessary to using frock come
Ensure that master is locked in the position on vehicle body, such case is the differentiation in the range of this patent, should be covered in protection scope of the present invention
Within.
Again as shown in figure 3, the spacing flange 110 of clamp and the spacing flange 112 of claw are by main lock base 1 deburring position
Turn down the flange for being formed, flange direction towards the preceding surface of main lock, that is, towards clamp 3 and claw 5.The spacing flange of first clamp
111 be by it is main lock base 1 stamp out one be higher by it is main lock the principal plane of base 1 flange or turn over tongue, clamp positive stop lug boss 113
It is the boss for being higher by the main lock principal plane of base 1 stamped out in main lock base 1.The above-mentioned spacing flange 110, first of clamp blocks
The formation of the spacing flange 111 of plate, the spacing flange 112 of the second claw and clamp positive stop lug boss 113 by flange, turn over tongue or boss
Concrete structure is limited, as long as by the bulge-structure being stamped and formed out by own material on the main lock base 1 of single stamping parts, and
There is position limiting structure to clamp 3 and claw 5, be all the differentiation in the range of this patent, should cover protection scope of the present invention it
It is interior.
As shown in figures 4 a and 4b, clamp bearing pin mounting hole 201, card main pin mounting hole 202, claw spring mounting hole
203rd, clamp spring mounting hole 204, lifting spring retainer flange 205, lifting spring retainer flange 206, lifting spring retainer are turned over
Side 207 and main lock front baffle U-lag 208 are all the features on the main lock front baffle 2 of single stamping parts.Wherein clamp bearing pin mounting hole
201st, card main pin mounting hole 202, claw spring mounting hole 203 and clamp spring mounting hole 204 are circular or other shapes
Punching, preferably circular punching.Lifting spring retainer flange 205, lifting spring retainer flange 206 and lifting spring retainer are turned over
Side 207 is the feature formed using the flange of the main lock front baffle 2 of single stamping parts.
As shown in figure 5 a and 5b, clamp 3 and clamp sheath 4 form a clamp assemble, clamp pin by plastic technique
Axle mounting hole 401 and clamp spring mounting hole 402 be all through clamp 3 and clamp sheath 4 by hole.The main lock He of U-lag 118
The opening direction of main lock front baffle U-lag 208 immobilizes, vertically upward always.Clamp U-lag 301, main lock U-lag 118 and
Direction of the main lock front baffle U-lag 208 after main lock unblock is identical, upwards.When master is locked in lockup state, clamp U-lag 301
Opening direction level to the right.To the left, claw 5 is located at the scheme in the left side of clamp 3 all to the opening direction level of clamp U-lag 301
It is the differentiation in the range of this patent, should be included within the scope of the present invention.Clamp confined planes 302, clamp claw coordinate
Face 303, clamp confined planes 304 and clamp sliding surface 305 are formed by the part side of clamp 3.Alarm mating surface 403 is protected by plate
The side of set 4 is formed, and its thickness is determined according to the diameter of burglar alarm contact switch, in order to improve and alarm contact switch
Cooperation reliability, the thickness of the preferred thickness of alarm mating surface 403 more than clamp sheath 4.Alarm mating surface 403 also may be used
Formed with the flange by clamp 3 or clamp sheath 4.
As shown in figures 6 a and 6b, bracing wire mounting hole 501, claw spring mating surface 502, clamp claw mating surface 503, card
Pawl confined planes 504, claw confined planes 505 and claw bearing pin mounting hole 506 are all the features on single stamping parts claw 5.Wherein
Bracing wire mounting hole 501 and claw bearing pin mounting hole 506 be pipe perforation, claw spring mating surface 502, clamp claw mating surface 503,
Claw confined planes 504, claw confined planes 505 and claw sliding surface 507 are all the features of the side formation of claw 5.
As shown in Fig. 7 a, Fig. 7 b, Fig. 8 a and Fig. 8 b, the lifting lifting spring retainer of spring mounting seat 206 and second flange 207
Lifting spring fixed end 601 to lifting spring 6 has fixed and restriction effect, and the lifting spring 6 after fixing is in hood
Will not be released under the normal service condition such as closing, unlatching and the vibrations of lock 11.First lifting spring retainer flange 205 is located to be lifted
The top of spring 6 is risen, 602 position-limiting actions of movable end to lifting spring 6.Hood lock 11 is opening and closing shape
State is respectively positioned on the top of lifting spring movable end 602, and when hood is unlocked, the movable end 602 for lifting spring 6 can be popped up
So as to promote hood to open, lifting spring movable end 602 can be with the first lifting spring retainer flange 205 during lifting
Contact, so as to reach the maximum bounce amount of lifting spring 6, by the limitation of the first lifting spring retainer flange 205, it is ensured that
The uniformity of hood raising height, it is to avoid lifting spring 6 causes hood when being limited without maximum bounce amount
Multiple reciprocal vibrations.
As shown in Fig. 7~Figure 11, clamp bearing pin mounting hole 105, clamp bearing pin mounting hole 401 and clamp bearing pin mounting hole
201 is respectively the punching on main lock base 1, clamp assemble and main lock front baffle 2, and these three holes form concentric circles, by card
Plate bearing pin 9 is riveted together.Under the riveting of claw bearing pin 10 effect being described below, main lock base 1 and main lock front baffle 2 are formed
One non-rotatable and dismounting the entirety of solidification, and clamp assemble then can be around clamp bearing pin 9 in the spacing of main lock base 1
Rotated under flange limitation.
Claw bearing pin mounting hole 106, claw bearing pin mounting hole 506 and claw main pin mounting hole 202 are respectively main lock bottoms
Punching on seat 1, claw 5 and main lock front baffle 2, and these three holes form concentric circles, are riveted together by claw bearing pin 10.
Under the riveting of clamp bearing pin 9 effect mentioned above, main lock base 1 and main lock front baffle 2 form the non-rotatable of solidification
With dismounting entirety, and claw 5 then can around claw bearing pin 10 it is main lock base 1 spacing flange limitation under be rotated.
As shown in Fig. 7~Fig. 9, clamp spring fixed end 701 and clamp spring movable end 702 are two of clamp spring 7
Termination, clamp spring fixed end 701 passes through clamp spring mounting hole 204, because main lock front baffle 2 and main lock base 1 pass through riveting
Connect and be fixed together, clamp spring fixed end 701 is close to clamp spring mounting hole 204 under spring force.Clamp spring
Movable end 702 passes through clamp spring mounting hole 402, and in the presence of clamp spring 7, clamp assemble can be around clamp bearing pin 9
Rotation, clamp spring fixed end 701 is maintained static in rotary course, and clamp spring movable end 702 can be installed by clamp spring
Hole 402 drives clamp assemble rotation.
Claw spring fixed end 801 and claw spring movable end 802 are two terminations of claw spring 8.Claw spring is consolidated
Fixed end 801 can be close to claw spring under spring force through claw spring mounting hole 203, claw spring fixed end 801
Mounting hole 203.Claw spring movable end 802 can be close to claw spring mating surface 502 in spring under it must act on.In claw spring
In the presence of 8, claw 5 can be rotated around claw bearing pin 10, and claw spring fixed end 801 is maintained static in rotary course, card
Latch spring movable end 802 can form driving force to claw spring mating surface 502 under spring force, drive claw 5 to rotate.
Fig. 9, Figure 10 and Figure 11 respectively show in the present invention clamp 3 and claw 5 in lockup state, critical condition and unblock
The matching relationship of state.
As shown in figure 9, clamp 3 and claw 5 are in lockup state, i.e. hood is in first lock position.Now,
In the presence of claw spring 8, claw 5 has around the right handed trend of claw bearing pin 10, and this trend is in claw
Confined planes 504 and the spacing compression fit state of flange 112 of claw reach balance, that is to say, that claw confined planes 504 and claw are limited
The position compression fit of flange 112, limits claw 5 and is rotated clockwise around claw bearing pin 10.In clamp claw mating surface 303
With clamp claw mating surface 503 parallel and in compression fit state, clamp 3 has around clamp in the presence of clamp spring 7
The trend of the counterclockwise rotates of bearing pin 9, but by the active force of clamp claw mating surface 503, the direction of active force perpendicular to
Clamp claw mating surface 303 and clamp claw mating surface 503, and point to the center of circle of claw bearing pin 10.In this case, claw 5
Self-locking state is in the presence of active force.Only claw bearing pin 10 is pointed to when applying one is non-at bracing wire mounting hole 501
The center of circle opening force drive under, claw 5 just understand around the counterclockwise rotates of claw bearing pin 10 so that clamp claw is matched somebody with somebody
Conjunction face 503 and clamp claw mating surface 303 are disengaged.In closing process, hood lock 11 can be along vertical for hood
The movable end of spring 6 of compressing lifting in downward direction, during hood closing impact, hood latches 11 and clamp U-lag 301
Side wall come in contact so that clamp 3 is rotated clockwise around clamp bearing pin 9, when hood closes shock machine mistake
When big, in fact it could happen that in dropping process, instantaneous position is on the lower side less than theoretical locked point, when clamp is spacing for hood lock 11
When face 302 can contact with clamp positive stop lug boss 113, limitation clamp 3 continues downward motion and is limited.In lifting spring 6 and hair
Under the cushioning effect of motivation Cover Gasket block, final clamp confined planes 302 can keep certain gap with clamp positive stop lug boss 113.
As shown in Figure 10, clamp 3 and claw 5 are in critical condition, it is characterized in that clamp 3 and claw 5 are in linear contact lay shape
State, this state is appeared in hood releasing process or in hood closing process.In hood releasing process,
In the presence of driving force is opened, claw 5 is around the counterclockwise rotates of claw bearing pin 10 for bracing wire mounting hole 501.In engine
In lid closing process, hood lock 11 can be along the right sidewall of vertical downward direction compressing clamp U-lag 301, in card
Plate 3 around clamp bearing pin 9 be rotated clockwise when, clamp sliding surface 305 can push down on claw sliding surface 507 so that
Claw 5 is obtained around the counterclockwise rotates of claw bearing pin 10.
As shown in figure 11, clamp 3 and claw 5 are in released state.Now, clamp 3 and claw 5 are without matching relationship, card
Plate 3 has around the counterclockwise rotates of clamp bearing pin 9 to extreme position in the presence of clamp spring 7.Now, clamp is spacing
Face 304 and the spacing flange 110 of clamp are in mated condition.
To sum up, as shown in Fig. 9, Figure 10 and Figure 11, claw 5 is in the presence of only claw spring 8 is received in closing limit position
Put.Opening force effect, claw spring 8 act on and the collective effect of the motive force of clamp sliding surface 305 under, claw 5 can be blocked
The limitation of the spacing flange 111 of plate and the spacing flange 112 of claw.Specially：Claw confined planes 505 can be subject to the spacing flange of clamp
111 limitations, claw confined planes 504 can be limited by the spacing flange 112 of claw.The spacing limitation of flange 111 opening force of clamp drives
The open limit of claw 5 under effect and under the effect of clamp motive force, the limitation claw spring of the spacing flange 112 of claw 8 times
Claw 5 under the effect of position closes extreme position.
To sum up, as shown in Fig. 9, Figure 10 and Figure 11, clamp 3 is in the presence of only clamp spring 7 is received in unlatching limit position
Put.Under the collective effect that hood latches 11 downward engagement forces and clamp spring 7, clamp 3 can be subject to the spacing flange of clamp
110 and the limitation of clamp positive stop lug boss 113.Specially：The spacing flange 110 of the clamp of clamp confined planes 304 is limited, clamp confined planes
302 can be limited by clamp positive stop lug boss 113.Clamp 3 under the clamp spacing limitation clamp of flange 110 spring 7 return effect is opened
Extreme position is opened, the clamp 3 when the limitation hood closing shock machine of clamp positive stop lug boss 113 is excessive closes extreme position.
The above, specific embodiment only of the invention, it is noted that any those of ordinary skill in the art exist
Disclosed herein technical scope in, the change or replacement that can be readily occurred in, should all cover protection scope of the present invention it
It is interior.
Claims (10)
- It is 1. a kind of to lift the main lock of spring external car engine cover, it is characterised in that：Including main lock base (1), main lock front frame Frame (2), clamp assemble, claw (5), clamp spring (7), claw spring (8), clamp bearing pin (9) and claw bearing pin (10)；Main lock base (1) and main lock front baffle (2) are riveted by clamp bearing pin (9) and claw bearing pin (10), and the master Gap is provided between lock base (1) and main lock front baffle (2)；The clamp assemble and the clamp spring (7) are placed in the gap, and the clamp assemble is set in the clamp On bearing pin (9)；The clamp spring (7) is wrapped on the clamp bearing pin (9), and one end is connected with clamp assemble, the other end with Main lock front baffle (2) connection；The clamp assemble in the presence of clamp spring (7) can around clamp bearing pin (9) locking position and Solution lock-bit is rotated；The claw (5) and the claw spring (8) are placed in the gap, and the claw (5) is set in the claw pin On axle (10)；The claw spring (8) is wrapped on the claw bearing pin (10), and one end is connected with main lock front baffle (2), another End abuts with claw (5)；The claw (5) can be conciliate around claw bearing pin (10) in the presence of claw spring (8) in locking position Lock-bit is rotated；Main lock base (1) and main lock front baffle (2) are respectively provided with the breach of accommodating hood lock (11), the card Plate assembly has the dead bolt profile of open type, and the dead bolt profile is used to coordinate described lacking when the clamp assemble is located at locking position Hood is latched (11) locking by mouth, and the clamp assemble can be locked in locking position by the claw (5).
- It is 2. according to claim 1 to lift the main lock of spring external car engine cover, it is characterised in that：The breach is U-lag.
- It is 3. according to claim 1 to lift the main lock of spring external car engine cover, it is characterised in that：The main lock bottom Seat (1) is provided with the spacing flange of the clamp (110) and clamp positive stop lug boss (113) in the gap；The clamp assemble is located at Its side abuts with the spacing flange of the clamp (110) during solution lock-bit；Its opposite side when the clamp assemble is located at lock position Abutted with clamp positive stop lug boss (113).
- It is 4. according to claim 1 to lift the main lock of spring external car engine cover, it is characterised in that：The main lock bottom Seat (1) is provided with the spacing flange of first claw (111) and the spacing flange of the second claw (112) in the gap；The claw (5) its side abuts with the spacing flange of the first claw (111) when positioned at solution lock-bit, and the claw (5) is positioned at lock position When its opposite side abutted with the spacing flange of the second claw (112).
- It is 5. according to claim 1 to lift the main lock of spring external car engine cover, it is characterised in that：The main lock bottom Seat (1) is provided with the first mounting hole (103) and the second mounting hole (104), first mounting hole (103) and the second mounting hole 104 is rectangular opening or mounting hole, and their length in the horizontal direction are more than width on the vertical plane.
- It is 6. according to claim 5 to lift the main lock of spring external car engine cover, it is characterised in that：First peace Fill the major axis of hole (103) and the longer axis parallel of the second mounting hole (104) or conllinear.
- It is 7. according to claim 1 to lift the main lock of spring external car engine cover, it is characterised in that：The clamp is total Into including plastic integral clamp (3) and clamp sheath (4)；The clamp sheath (4) is set in the clamp bearing pin (9) On, the dead bolt profile is located on the clamp (3).
- It is 8. according to claim 7 to lift the main lock of spring external car engine cover, it is characterised in that：The lock tongue wheel Exterior feature is U-lag.
- It is 9. according to claim 1 to lift the main lock of spring external car engine cover, it is characterised in that：Also include lifting Spring (6), lifting spring (6) is installed in the surface of main lock front baffle (2), and one end is connected with main lock front baffle (2), another End can drive hood to latch (11) and be moved to unblock displacement from locking position.
- It is 10. according to claim 9 to lift the main lock of spring external car engine cover, it is characterised in that：The main lock Front baffle (2) surface is provided with lifting spring mounting seat (206), the first lifting spring retainer flange (205) and the second lifting spring Spacing flange (207)；Lifting spring (6) is wrapped on lifting spring mounting seat (206), and one end is lifted with second all the time Rise spring retainer flange (207) to abut, the other end is abutted in released state with the first lifting spring retainer flange (206).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611080126.XA CN106761057B (en) | 2016-11-30 | 2016-11-30 | A kind of main lock of lifting spring external car engine cover |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611080126.XA CN106761057B (en) | 2016-11-30 | 2016-11-30 | A kind of main lock of lifting spring external car engine cover |
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| Publication Number | Publication Date |
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| CN106761057A true CN106761057A (en) | 2017-05-31 |
| CN106761057B CN106761057B (en) | 2019-07-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201611080126.XA Active CN106761057B (en) | 2016-11-30 | 2016-11-30 | A kind of main lock of lifting spring external car engine cover |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220307298A1 (en) * | 2021-03-29 | 2022-09-29 | Johnan Manufacturing Inc. | Vehicle lock device |
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| GB2461631A (en) * | 2008-07-08 | 2010-01-13 | Mitsui Mining & Smelting Co | A latch device in a vehicle |
| CN103061620A (en) * | 2013-01-29 | 2013-04-24 | 河南开开特星光锁***有限公司 | Automobile door lock structure |
| CN103590675A (en) * | 2013-11-30 | 2014-02-19 | 烟台三环锁业集团有限公司 | Double-pull opening structure of automobile engine hood cover lock |
| CN104100155A (en) * | 2013-04-15 | 2014-10-15 | 因特瓦产品有限责任公司 | Car door lock system |
| CN104594740A (en) * | 2014-11-24 | 2015-05-06 | 北京长安汽车工程技术研究有限责任公司 | Automobile front cover lock |
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- 2016-11-30 CN CN201611080126.XA patent/CN106761057B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2461631A (en) * | 2008-07-08 | 2010-01-13 | Mitsui Mining & Smelting Co | A latch device in a vehicle |
| CN103061620A (en) * | 2013-01-29 | 2013-04-24 | 河南开开特星光锁***有限公司 | Automobile door lock structure |
| CN104100155A (en) * | 2013-04-15 | 2014-10-15 | 因特瓦产品有限责任公司 | Car door lock system |
| CN103590675A (en) * | 2013-11-30 | 2014-02-19 | 烟台三环锁业集团有限公司 | Double-pull opening structure of automobile engine hood cover lock |
| CN104594740A (en) * | 2014-11-24 | 2015-05-06 | 北京长安汽车工程技术研究有限责任公司 | Automobile front cover lock |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220307298A1 (en) * | 2021-03-29 | 2022-09-29 | Johnan Manufacturing Inc. | Vehicle lock device |
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| Publication number | Publication date |
|---|---|
| CN106761057B (en) | 2019-07-09 |
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