CN202284419U - Over-travel front cover lock - Google Patents
Over-travel front cover lock Download PDFInfo
- Publication number
- CN202284419U CN202284419U CN 201120422306 CN201120422306U CN202284419U CN 202284419 U CN202284419 U CN 202284419U CN 201120422306 CN201120422306 CN 201120422306 CN 201120422306 U CN201120422306 U CN 201120422306U CN 202284419 U CN202284419 U CN 202284419U
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- Prior art keywords
- ratchet
- substrate
- release lever
- open slot
- lock release
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Abstract
The utility model discloses an over-travel front cover lock. A strip-shaped open slot is formed on a baseplate; a ratchet wheel and a ratchet pawl are rotationally positioned on the baseplate; main meshing teeth are formed on one side of the ratchet wheel; a hook and a lip are arranged on the other side of the ratchet wheel; a strip-shaped open space is formed between the hook and the lip; the lip of the ratchet wheel covers the opening of the strip-shaped open slot of the baseplate; a lock catch can slide along the strip-shaped open slot of the baseplate and the strip-shaped open space of the ratchet wheel, and is blocked in the closed space formed by the strip-shaped open slot and the strip-shaped open space; the ratchet pawl is meshed with the ratchet wheel; elastic torque force is exerted on the ratchet wheel and the ratchet pawl; a main lock release lever rotationally positioned on the baseplate can drive the ratchet pawl to separate from the ratchet wheel; and a guy cable is arranged on the main lock release lever. Through the adoption of the over-travel front cover lock, the flexible connection between the front cover and the vehicle body of a vehicle is realized; the locking stability of the front cover of the vehicle during the driving process can be guaranteed; when the owner of the vehicle closes the front cover vigorously, damage on the lock of the front cover of the vehicle can be avoided; and when a vertical degree of freedom is generated due to overlong strip-shaped open slot on the baseplate, excess concave of the front cover can be avoided.
Description
Technical field
The utility model relates to the preceding cover lock of a kind of automobile, particularly a kind of space Cheng Qian cover lock.
Background technology
At present automobile protecgulum and vehicle body all are the employing structures that is rigidly connected, and when before the automobile during side collision pedestrian, the pedestrian is got rid of height; Generally can drop on protecgulum front end or the front windshield, the pedestrian receives the effect of rigidity rebounce power, causes serious wound to the pedestrian easily; Auto industry is attempting to seek better protection pedestrian when vehicle front shock; For the severity that reduces to impact, let the people expect that protecgulum is not rigidly connected with body structure very naturally, but adopt flexible connection; Protecgulum is understood flexible thereby can be absorbed impact like this; Yet protecgulum also must can switch, and can bear the operating habit of slamming of client's custom, and lock must can stop protecgulum because road jolts and wind load and moving up and down.
The utility model content
In order to remedy above deficiency; The utility model provides a kind of space Cheng Qian cover lock; This space Cheng Qian cover lock has been realized flexibly connecting of automobile protecgulum and vehicle body through the activity space that latches in sealed duration, has effectively protected the pedestrian, has guaranteed the sealed stability of automobile protecgulum again.
The utility model for the technical scheme that solves its technical problem and adopt is: a kind of space Cheng Qian cover lock; Comprise substrate, ratchet, ratchet, snap close and main lock release lever; Substrate is provided with the rectangular open slot of a fish mouth shape, ratchet and pawl respectively axial retention and circumferencial direction can rotational positioning on substrate, ratchet one side is provided with main engaging tooth; The ratchet opposite side is provided with a hook and one and extends beyond in the outside antelabium of hook; Form between hook inboard and the antelabium one with substrate on rectangular open slot have the strip-like opening space of angle, the antelabium on the said ratchet just covers the aperture position of the rectangular open slot that is positioned at substrate, snap close be able to reach simultaneously slide along rectangular open slot on the substrate and the strip-like opening space on the ratchet and backstop in the closed space of the rectangular open slot formation of the strip-like opening space of ratchet and substrate; Ratchet is provided with the elastic torsion that keeps antelabium to be positioned at the aperture position of rectangular open slot on the substrate; Ratchet be provided with can with the drive engaging tooth of main engaging tooth engagement on the ratchet, have on the ratchet and keep itself and ratchet to be in the elastic torsion of fastening state, main lock release lever can rotational positioning on substrate; Said main lock release lever can drive ratchet towards the direction rotation that separates with ratchet; Be fixed with on the main lock release lever and can spur the drag-line that main lock release lever rotates, when current cover lock was in locked state, the main engaging tooth of ratchet and the drive engaging tooth of ratchet were in fastening state; Snap close is restricted in the closed space that the rectangular open slot of strip-like opening space and the substrate of ratchet forms; If have the pedestrian to bump against the automobile protecgulum this moment, its drive snap close slided the hard support of cover lock before can not receiving after the automobile protecgulum received downward impact force to this rectangular open slot depths along the rectangular open slot on the substrate; Again since automobile protecgulum below backstop thing all process for the rubber-like material; So the automobile protecgulum produces an elastic buffer that moves downward, the pedestrian's that having effectively reduced this moment clashes comes up resilience impact force has reduced the injury to the pedestrian; When current cover lock is in unlocking condition; The main engaging tooth of ratchet and the drive engaging tooth of ratchet are in released state, and the antelabium of ratchet is in the aperture position of the rectangular open slot of substrate, and the strip-like opening space on the ratchet and the rectangular open slot of substrate do not form closed space; This moment, snap close broke away from the rectangular open slot of substrate; This moment, the car owner was when wanting the closing automobile protecgulum, spurred the automobile protecgulum downwards, and snap close enters in its strip-like opening space and drives ratchet along the antelabium of ratchet and rotates it is engaged with ratchet; Simultaneously, realize the sealed action of this preceding cover lock because its strip-like opening space of ratchet rotation forms closed space with snap close backstop portion within it with the rectangular open slot of substrate gradually.
Further improvement as the utility model; Also be provided with on the ratchet one can with the secondary engaging tooth of the drive engaging tooth of ratchet engagement; This pair engaging tooth is positioned at main engaging tooth separates direction of rotation with ratchet along ratchet rear; Substrate is provided with a secondary lock release lever; Secondary lock release lever can drive the ratchet rotation and make that driving engaging tooth separates with the secondary engaging tooth of ratchet; When the main engaging tooth of ratchet with after the drive engaging tooth of ratchet separates, the drive engaging tooth of ratchet has only through spurring secondary lock release lever ratchet is thoroughly separated with ratchet because the secondary engaging tooth engaging of ratchet is lived; This kind structure can prevent effectively that automobile from causing the main engaging tooth and the situation that the drive engaging tooth of ratchet separates and then causes the automobile protecgulum to be opened of ratchet because of jolting with impact force in the process of operation, guaranteed the sealed stability of automobile protecgulum in running.
Further improvement as the utility model; Said secondary lock release lever can drive the ratchet rotation makes the secondary engaging tooth separated structures that drives engaging tooth and ratchet be: ratchet is provided with a bending; Secondary lock release lever axial retention circumferencial direction can rotate, and secondary lock release lever do not overlap with the rotation of ratchet, and the secondary release lever of locking is provided with a convexity; This convexity be able to reach backstop, and it discharges a side of the direction of rotation of ratchet dorsad in the bending of ratchet; When ratchet received main lock release lever driven rotary to arrive desired location, its drive engaging tooth separated with the main engaging tooth of ratchet, and the bending on the ratchet simultaneously just moves to the anterior position of the convexity of secondary lock release lever along the ratchet release ratchet direction of motion; Pulling secondary lock release lever this moment rotates; The bending that makes convexity on it only head on ratchet continues rotation, and the drive engaging tooth on this moment ratchet just can separate with the secondary engaging tooth of ratchet, has realized the thorough unlatching of the preceding cover lock of automobile; Because secondary lock release lever does not overlap with the rotation of ratchet, during in secondary locking position, ratchet is locked on the rotary motion trace of release lever in pair when the secondary engaging tooth fastening of ratchet and ratchet.During in main locking position, ratchet is on the rotary motion trace of pair lock release lever when the main engaging tooth of ratchet and ratchet fastens, and secondary like this action of locking release lever can not interfere with ratchet at main locking bit motion.
Further improvement as the utility model; Have on the said secondary lock release lever and keep the elastic torsion of its convexity near bending on the ratchet; Realize the elastic reset of secondary lock release lever, guarantee to lock with pair just when ratchet moves to ratchet master engaging tooth separation point position the backstop state that convexes to form of release lever.
As the further improvement of the utility model, also being provided with one on the said secondary lock release lever can effectively increase the hand operation zone like this along the flexible handle of its length direction.
Further improvement as the utility model; The retractable handle of said secondary lock release lever can only peak at the automobile protecgulum; The retractable handle of secondary lock release lever preferably uses the color of high-contrast, such as yellow, is convenient to the position that people spy on secondary lock release lever in the seam like this.
As the further improvement of the utility model, also be provided with enough gag lever posts that rotates on the substrate, gag lever post comprises a position limit arm and a spacing arm that excites; The said spacing arm lengths that excites is longer than position limit arm; Position limit arm and the spacing arm that excites form a U type structure, and the spacing arm that excites is provided with a circular-arc long nose section, and this long nose section just protrudes from the peristome of the rectangular open slot of substrate; The end of position limit arm is provided with the striking face of arcuation; Have the spacing brachium nose that excites of maintenance on the gag lever post and protrude from the elastic torsion in the rectangular open slot of substrate, this elastic torsion can be to realize through torsion spring, and torsion spring set is located on the axis of rotation of gag lever post; The torsion spring two ends are connected and can realize with substrate and gag lever post respectively, can also realize through extension spring certainly.
When the car owner firmly pushes the automobile protecgulum; In the rectangular open slot that slips into substrate that snap close is violent; This moment, snap close struck the spacing proboscis that excites on the arm of gag lever post, and gag lever post receives impact force and rotates, and the position limit arm of gag lever post turns to the position, rectangular open slot deep of substrate at this moment; Snap close just bumps against the striking face on the position limit arm of gag lever post when sliding into rectangular open slot deep; Snap close stops to continue downwards at this moment, prevents that snap close from reaching the bottom of the rectangular open slot of substrate, causes hard hit to hit the preceding cover lock of damage automobile.
As the further improvement of the utility model, the position limit arm on the said gag lever post with spacing excite U type open slot that arm forms just with substrate on rectangular open slot align.
Further improvement as the utility model; Said ratchet and pawl axial retention and circumferencial direction respectively can the structure of rotational positioning on substrate be: also be provided with a cover plate; Cover plate and substrate are fixedly connected to form a supporting structure, form a space between cover plate and the substrate, cover plate and between be fixed with ratchet locating shaft and ratchet locating shaft; Ratchet and pawl is sheathed on respectively on said ratchet locating shaft and the ratchet locating shaft, and the axial both ends of the surface of ratchet and pawl are backstop and substrate and cover plate respectively.
Further improvement as the utility model; Said ratchet is provided with to have the structure that maintenance itself and ratchet be in the elastic torsion of fastening state and be on the elastic torsion that keeps antelabium to be positioned at the aperture position of rectangular open slot on the substrate and the ratchet: substrate is provided with first and second reference column; Also be provided with first and second torsion spring; First and second torsion spring is sheathed on respectively on first and second reference column, first and second torsion spring one end and substrate stationary positioned, first and second torsion spring other end respectively with the periphery wall stationary positioned of ratchet and pawl; Make like this and produce the torsion that resets on the ratchet and pawl; Can also be to realize through the pulling force of extension spring in addition, this kind all be the technology that those of ordinary skill is known, and introduces no longer in detail here.
The useful technique effect of the utility model is: the utility model still has bigger activity space through making at the rectangular open slot that long and narrow fish mouth shape is set on the substrate to latch in after sealed; Realized flexibly connecting of automobile protecgulum and vehicle body; Drive the mode that ratchet realizes that ratchet and ratchet are threaded off respectively through dual snap-in structure on ratchet and the ratchet and major and minor lock release lever again; Guaranteed automobile protecgulum sealed stability in the process of moving; Avoided snap close to strike rectangular open slot bottom on the substrate through gag lever post again with reseting elasticity; Prevented that the car owner from slamming the damage that protecgulum causes the protecgulum automotive lock, and can guarantee that the vertical direction degree of freedom that protecgulum can not produce because of rectangular open slot long on the substrate excessively caves in.
Description of drawings
Fig. 1 is in the front view of opening for the utility model;
Fig. 2 is in the rear elevation of opening for the utility model;
Fig. 3 is the decomposing state sketch map of the utility model;
Fig. 4 is the utility model first user mode sketch map;
Fig. 5 is the utility model second user mode sketch map;
Fig. 6 is the utility model the 3rd user mode sketch map;
Fig. 7 is the utility model the 4th user mode sketch map.
The specific embodiment
Embodiment: a kind of space Cheng Qian cover lock; Comprise substrate 1, ratchet 2, ratchet 3, snap close 4 and main lock release lever 5; Substrate 1 is provided with the rectangular open slot 11 of a fish mouth shape; Ratchet 2 and ratchet 3 respectively axial retention and circumferencial direction can rotational positioning on substrate 1; Ratchet 2 one sides are provided with main engaging tooth 21; Ratchet 2 opposite sides are provided with a hook 22 and one and extend beyond in the outside antelabium 23 of hook 22; Hook 22 inboard with antelabium 23 between form one with substrate 1 on rectangular open slot 11 have the strip-like opening space 24 of angle, the antelabium 23 on the said ratchet 2 just covers the aperture positions of the rectangular open slot 11 that is positioned at substrate 1, snap close 4 be able to reach simultaneously slide along rectangular open slot on the substrate 1 11 and the strip-like opening space 24 on the ratchet 2 and backstop in the closed space of rectangular open slot 11 formation of the strip-like opening space 24 of ratchet 2 and substrate 1; Ratchet 2 is provided with the elastic torsion that keeps antelabium 23 to be positioned at the aperture position of rectangular open slot 11 on the substrate 1; Ratchet 3 be provided with can with the drive engaging tooth 31 of 21 engagements of main engaging tooth on the ratchet 2, have on the ratchet 3 and keep itself and ratchet 2 to be in the elastic torsion of fastening state, main lock release lever 5 can rotational positioning on substrate 1; Said main lock release lever 5 can drive ratchet 3 towards the direction rotation that separates with ratchet 2, is fixed with on the main lock release lever 5 and can spurs the drag-line that main lock release lever 5 rotates.
When current cover lock is in locked state; The main engaging tooth 21 of ratchet 2 is in fastening state with the drive engaging tooth 31 of ratchet 3, and snap close 4 is restricted in the closed space that the rectangular open slot 11 of strip-like opening space 24 and the substrate 1 of ratchet 2 forms, if having the pedestrian to bump against the automobile protecgulum this moment; Its drive snap close 4 slided to these rectangular open slot 11 depths along the rectangular open slot 11 on the substrate 1 after the automobile protecgulum received downward impact force; The hard support of cover lock before can not receiving, again since automobile protecgulum below backstop thing all process for the rubber-like material, so elastic buffer that moves downward of automobile protecgulum generation; The pedestrian's that having effectively reduced this moment clashes comes up resilience impact force; Reduced the injury to the pedestrian, when current cover lock was in unlocking condition, the main engaging tooth 21 of ratchet 2 was in released state with the drive engaging tooth 31 of ratchet 3; The antelabium 23 of ratchet 2 is in the aperture position of substrate 1 rectangular open slot 11; The strip-like opening space 24 on the ratchet 2 and the rectangular open slot 11 of substrate 1 do not form closed space, and snap close 4 breaks away from the rectangular open slot 11 of substrates 1 at this moment, when this moment, the car owner wanted the closing automobile protecgulum; Spur the automobile protecgulum downwards; Snap close 4 enters in its strip-like opening space 24 and drives ratchet 2 rotations along the antelabium 23 of ratchet 2 it engage with ratchet 3, simultaneously since ratchet 2 rotate its strip-like opening spaces 24 gradually with the rectangular open slot 11 formation closed spaces of substrate 1 with snap close 4 backstops portion within it, realize the sealed action of this preceding cover lock.
Also be provided with on the said ratchet 2 one can with the secondary engaging tooth 25 of the drive engaging tooth of ratchet 3 31 engagements; This pair engaging tooth 25 is positioned at main engaging tooth 21 separates direction of rotation along ratchet 2 and ratchet 3 rear; Substrate 1 is provided with a secondary lock release lever 6; Secondary lock release lever 6 can drive ratchet 3 rotations and make that driving engaging tooth 31 separates with the secondary engaging tooth 25 of ratchet 2; When the main engaging tooth 21 of ratchet 2 with after the drive engaging tooth 31 of ratchet 3 separates; The drive engaging tooth 31 of ratchet 3 is owing to secondary engaging tooth 25 engagings of ratchet 2 are lived; Have only through spurring secondary lock release lever 6 ratchet 2 is thoroughly separated with ratchet 3, this kind structure can prevent effectively that automobile from causing the main engaging tooth 21 and the situation that the drive engaging tooth 31 of ratchet 3 separates and then causes the automobile protecgulum to be opened of ratchet 2 because of jolting with impact force in the process of operation, guaranteed the sealed stability of automobile protecgulum in running.
Said secondary lock release lever 6 can drive ratchet 3 rotations makes the drive engaging tooth 31 and secondary engaging tooth 25 separated structures of ratchet 2 be: ratchet 3 is provided with a bending 32; Secondary lock release lever 6 axial retention circumferencial directions can rotate; And secondary lock release lever 6 does not overlap with the rotation of ratchet 3; Secondary lock release lever 6 is provided with a convexity 61, and this convexity 61 be able to reach backstop, and it discharges a side of the direction of rotation of ratchet 2 dorsad in the bending 32 of ratchet 3, when ratchet 3 receives main lock release lever 5 driven rotary to desired location; It drives engaging tooth 31 and separates with the main engaging tooth 21 of ratchet 2; The convexity 61 that the bending 32 on the ratchet 3 simultaneously just moves to secondary lock release lever 6 discharges the anterior position of ratchets 2 directions of motion along ratchet 3, pulls secondary lock release lever 6 this moment and rotates, and the bending 32 that makes convexity 61 on it only head on ratchet 3 continues rotation; Drive engaging tooth 31 on the ratchet 3 just can separate with the secondary engaging tooth 25 of ratchet 2 at this moment; Realized the thorough unlatching of cover lock before the automobile) (because secondary lock release lever 6 do not overlap with the rotation of ratchet 3, during in secondary locking position, ratchet 3 is locked on the rotary motion trace of release lever 6 in pair when the secondary engaging tooth 25 of ratchet 3 and ratchet 2 fastens.During in main locking position, ratchet 3 is on the rotary motion trace of pair lock release lever 6 when the main engaging tooth 21 of ratchet 3 and ratchet 2 fastens, and secondary like this action of locking release lever 6 can not interfere with ratchet 3 at main locking bit motion.
Have on the said secondary lock release lever 6 and keep its protruding 61 elastic torsions near bending 32 on the ratchet 3; Realize the elastic reset of secondary lock release lever 6, guarantee to lock with pair just when ratchet 3 moves to ratchet 2 main engaging tooths 21 separation point positions the convexity 61 formation backstop states of release lever 6.
Also be provided with one on the said secondary lock release lever 6 and can effectively increase the hand operation zone like this along the flexible handle 62 of its length direction.
The retractable handle 62 of said secondary lock release lever 6 can only peak at the automobile protecgulum, and the retractable handle 62 of secondary lock release lever 6 preferably uses the color of high-contrast, such as yellow, is convenient to the position that people spy on secondary lock release lever 6 in the seam like this.
Also be provided with enough gag lever posts 7 that rotates on the said substrate 1; Gag lever post 7 comprises a position limit arm 71 and a spacing arm 72 that excites, and said spacing arm 72 length that excite are longer than position limit arm 71, and position limit arm 71 forms a U type structure with the spacing arm 72 that excites; The spacing arm 72 that excites is provided with a circular-arc long nose section; This long nose section just protrudes from the peristome of the rectangular open slot 11 of substrate 1, and the end of position limit arm 71 is provided with the striking face of arcuation, has on the gag lever post 7 to keep spacing arm 72 long nose section that excite to protrude from the elastic torsion in the substrate 1 rectangular open slot 11; This elastic torsion can be to realize through torsion spring; Torsion spring set is located on the axis of rotation of gag lever post 7, and the torsion spring two ends are connected and can realize with substrate 1 and gag lever post 7 respectively, can also realize through extension spring certainly;
When the car owner firmly pushes the automobile protecgulum; In the violent rectangular open slot 11 that slips into substrate 1 of snap close 4; This moment, snap close 4 struck the spacing proboscis that excites on the arm 72 of gag lever post 7, and gag lever post 7 receives impact force and rotates, and the position limit arm 71 of gag lever post 7 turns to the position, rectangular open slot 11 deep of substrate 1 at this moment; Snap close 4 just bumps against the striking face on the position limit arm 71 of gag lever post 7 when sliding into rectangular open slot 11 deeps; Snap close stops to continue downwards 4 this moments, prevents that snap close 4 from reaching the bottom of substrate 1 rectangular open slot 11, causes hard hit to hit the preceding cover lock of damage automobile.
Said ratchet 2 and ratchet 3 axial retention and circumferencial direction respectively can the structure of rotational positioning on substrate 1 be: also be provided with a cover plate 8; Cover plate 8 is fixedly connected to form a supporting structure with substrate 1; Form a space between cover plate 8 and the substrate 1; Cover plate 8 and between be fixed with ratchet locating shaft and ratchet locating shaft, ratchet 2 is sheathed on respectively on said ratchet locating shaft and the ratchet locating shaft with ratchet 3, ratchet 2 is distinguished backstop and substrates 1 and cover plates 8 with ratchet 3 axial both ends of the surface.
Said ratchet 2 is provided with to have maintenance itself and ratchet 2 and in the structure of the elastic torsion of fastening state be on the elastic torsion that keeps antelabium 23 to be positioned at the aperture position of rectangular open slot 11 on the substrate 1 and the ratchet 3: substrate 1 is provided with first and second reference column 26,33; Also be provided with first and second torsion spring 27,34; First and second torsion spring 27,34 is sheathed on respectively on first and second reference column 26,33; First and second torsion spring 27,34 1 ends and substrate 1 stationary positioned; First and second torsion spring 27,34 other ends respectively with the periphery wall stationary positioned of ratchet 2 and ratchet 3, make like this to produce the torsion that resets on ratchet 2 and the ratchet 3, can also be to realize in addition through the pulling force of extension spring; This kind all is the technology that those of ordinary skill is known, and introduces no longer in detail here.
Claims (10)
1. space Cheng Qian cover lock; It is characterized by: comprise substrate (1), ratchet (2), ratchet (3), snap close (4) and main lock release lever (5); Substrate (1) is provided with the rectangular open slot (11) of a fish mouth shape; Ratchet (2) and ratchet (3) respectively axial retention and circumferencial direction can rotational positioning on substrate (1); Ratchet (2) one sides are provided with main engaging tooth (21); Ratchet (2) opposite side is provided with a hook (22) and one and extends beyond in the outside antelabium (23) of hook (22); Formation one is gone up the strip-like opening space (24) that rectangular open slot (11) has angle with substrate (1) between hook (22) inboard and the antelabium (23); Antelabium (23) on the said ratchet (2) just covers the aperture position of the rectangular open slot (11) that is positioned at substrate (1); Snap close (4) be able to reach simultaneously slide along rectangular open slot (11) on the substrate (1) and the strip-like opening space (24) on the ratchet (2) and backstop in the closed space that the rectangular open slot (11) of the strip-like opening space (24) of ratchet (2) and substrate (1) forms, ratchet (2) is provided with and keeps antelabium (23) to be positioned at the elastic torsion that substrate (1) is gone up the aperture position of rectangular open slot (11), ratchet (3) be provided with can with the last drive engaging tooth (31) that meshes of main engaging tooth (21) of ratchet (2); Have on the ratchet (3) and keep itself and ratchet (2) to be in the elastic torsion of fastening state; Main lock release lever (5) can rotational positioning on substrate (1), said main lock release lever (5) can drive ratchet (3) towards the direction rotation that separates with ratchet (2), is fixed with the drag-line that can spur main lock release lever (5) rotation on the main lock release lever (5).
2. space according to claim 1 Cheng Qian cover lock; It is characterized by: also be provided with on the ratchet (2) one can with the secondary engaging tooth (25) of the drive engaging tooth (31) of ratchet (3) engagement; This pair engaging tooth (25) is positioned at main engaging tooth (21) separates direction of rotation along ratchet (2) and ratchet (3) rear; Substrate (1) is provided with a secondary lock release lever (6), and secondary lock release lever (6) can drive ratchet (3) rotation and make that driving engaging tooth (31) separates with the secondary engaging tooth (25) of ratchet (2).
3. space according to claim 2 Cheng Qian cover lock; It is characterized by: said secondary lock release lever (6) can drive ratchet (3) rotation makes the drive engaging tooth (31) and secondary engaging tooth (25) separated structures of ratchet (2) be: ratchet (3) is provided with a bending (32); Secondary lock release lever (6) axial retention circumferencial direction can rotate; And secondary lock release lever (6) does not overlap with the rotation of ratchet (3); Secondary lock release lever (6) is provided with a convexity (61), and this convexity (61) be able to reach the bending (32) of backstop in ratchet (3), and it discharges a side of the direction of rotation of ratchet (2) dorsad.
4. space according to claim 3 Cheng Qian cover lock is characterized by: have its convexity of maintenance (61) goes up bending (32) near ratchet (3) elastic torsion on the said secondary lock release lever (6).
5. space according to claim 4 Cheng Qian cover lock is characterized by: also being provided with one on the said secondary lock release lever (6) can be along the flexible handle (62) of its length direction.
6. space according to claim 5 Cheng Qian cover lock is characterized by: the retractable handle (62) of said secondary lock release lever (6) can only peak at the automobile protecgulum.
7. according to claim 1 or 4 described space Cheng Qian cover locks; It is characterized by: also be provided with enough gag lever posts (7) that rotates on the substrate (1); Gag lever post (7) comprises a position limit arm (71) and a spacing arm (72) that excites, and said spacing arm (72) length that excites is longer than position limit arm (71), and position limit arm (71) forms a U type structure with the spacing arm (72) that excites; The spacing arm (72) that excites is provided with a circular-arc long nose section; This long nose section just protrudes from the peristome of the rectangular open slot (11) of substrate (1), and the end of position limit arm (71) is provided with the striking face of arcuation, has on the gag lever post (7) to keep spacing arm (72) long nose section that excites to protrude from the elastic torsion in the rectangular open slot of substrate (1) (11).
8. space according to claim 1 Cheng Qian cover lock is characterized by: the position limit arm (71) on the said gag lever post (7) with spacing excite U type open slot that arm (72) forms just with substrate (1) on rectangular open slot (11) align.
9. space according to claim 1 Cheng Qian cover lock; It is characterized by: said ratchet (2) and ratchet (3) difference axial retention and circumferencial direction can the structure of rotational positioning on substrate (1) be: also be provided with a cover plate (8); Cover plate (8) is fixedly connected to form a supporting structure with substrate (1); Form a space between cover plate (8) and the substrate (1); Cover plate (8) and between be fixed with ratchet locating shaft and ratchet locating shaft, ratchet (2) and ratchet (3) are sheathed on respectively on said ratchet locating shaft and the ratchet locating shaft, ratchet (2) and ratchet (3) be both ends of the surface backstop and substrate (1) and cover plate (8) respectively axially.
10. space according to claim 1 Cheng Qian cover lock; It is characterized by: said ratchet (2) is provided with and keeps antelabium (23) to be positioned at substrate (1) going up and have the structure that maintenance itself and ratchet (2) be in the elastic torsion of fastening state on elastic torsion and the ratchet (3) of aperture position of rectangular open slot (11) and be: substrate (1) is provided with first and second reference column (26,33); Also be provided with first and second torsion spring (27,34); First and second torsion spring (27,34) is sheathed on respectively on first and second reference column (26,33); First and second torsion spring (27,34) end and substrate (1) stationary positioned, first and second torsion spring (27,34) other end respectively with the periphery wall stationary positioned of ratchet (2) and ratchet (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120422306 CN202284419U (en) | 2011-10-31 | 2011-10-31 | Over-travel front cover lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120422306 CN202284419U (en) | 2011-10-31 | 2011-10-31 | Over-travel front cover lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202284419U true CN202284419U (en) | 2012-06-27 |
Family
ID=46295946
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120422306 Expired - Lifetime CN202284419U (en) | 2011-10-31 | 2011-10-31 | Over-travel front cover lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202284419U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103089088A (en) * | 2011-10-31 | 2013-05-08 | 昆山麦格纳汽车系统有限公司 | Overtravel front cover lock |
-
2011
- 2011-10-31 CN CN 201120422306 patent/CN202284419U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103089088A (en) * | 2011-10-31 | 2013-05-08 | 昆山麦格纳汽车系统有限公司 | Overtravel front cover lock |
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| CX01 | Expiry of patent term |
Granted publication date: 20120627 |