CN203157707U - Oil filling pipe cover with lock cylinder - Google Patents
Oil filling pipe cover with lock cylinder Download PDFInfo
- Publication number
- CN203157707U CN203157707U CN 201320075128 CN201320075128U CN203157707U CN 203157707 U CN203157707 U CN 203157707U CN 201320075128 CN201320075128 CN 201320075128 CN 201320075128 U CN201320075128 U CN 201320075128U CN 203157707 U CN203157707 U CN 203157707U
- Authority
- CN
- China
- Prior art keywords
- swivel becket
- dead bolt
- ratchet
- lower cover
- lock core
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
Images
Landscapes
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
The utility model discloses an oil filling pipe cover with a lock cylinder. A lock bolt groove at least communicated with a lock cylinder groove is reserved below a sidewall of a lock cylinder seat, a lock bolt is matched in the lock bolt groove in a sliding manner, a matching portion is arranged at the top end of the lock bolt, an eccentric push column is arranged at the bottom of the lock cylinder, a clamp groove matched with a lock bolt ratchet when the lock bolt is pushed out is formed on an inner wall of a lower cover, and an upper cover is fixedly connected at the top end of the lock cylinder seat. The oil filling pipe cover further comprises a first rotating ring and a third rotating ring, wherein the first rotating ring is fixedly mounted with the upper cover, the third rotating ring is fixed with the lower cover, and the first rotating ring and the third rotating ring are connected opposite to an overrun clutch. Synchronous anticlockwise rotations of the upper cover and the lower cover are realized via the lock cylinder, the lock bolt and the ratchet-shaped clamp groove of the lower cover, and synchronous clockwise rotations of the upper cover and the lower cover are realized via the first rotating ring and the third rotating ring. The oil filling pipe cover adopts the lock cylinder instead of a pull cord to control a fuel tank cover plate device, and weight and cost of an entire automobile are reduced.
Description
Technical field
The utility model relates to a kind of fuel filler pipe lid, more precisely, relates to a kind of fuel filler pipe lid of core with lock.
Background technology
Present countries in the world are to the environmental protection pay attention to day by day, and the customer is more and more higher to the quality requirements of automobile, and traditional vehicle fuel up at first is to open by control fuel tank cover plate, opens the fuel filler pipe lid again and implements to annotate.But this structure has certain hidden danger:
1, the people opens the fuel tank cover plate at operator's compartment, and needs 3 meters left and right sides wire drawings to connect between operating handle and the cover plate, takies the vehicle body space, increases cost;
2, lost efficacy when the wire drawing of control fuel tank cover plate, and can cause the cover plate open function to lose efficacy, and can bring inconvenience to oiling;
3, fuel tank cover plate closing function lost efficacy, and will face fuel tank locking cap may arbitrarily be opened by other people, causes the car owner to lose or environmental pollution.
Fuel tank lock of the prior art, its idling structure comprises lock core, dead bolt and switch block, dead bolt has the endoporus that the cross section is octagon, be provided with the drive block that cooperates with lock core in the endoporus, the cross section of drive block is octagon, wherein one group of opposite side and dead bolt are for contacting cooperation, and when the drive block half-twist, there is the bar shaped gap in another group opposite side with dead bolt when cooperating.Its concrete working process is: after dead bolt drives switch block and base and is screwed into the position, key is clockwise rotated 90 °, switch block namely is in the lock state.Extract key, antitheft idling structure just works.The boss of limiting stopper and base is everywhere in misalignment position at this moment.The dentalation of dead bolt still is in engagement with the dentalation of switch block, becomes the mated condition that is in the gap between drive block and the dead bolt.Dead bolt because have the gap between drive block and the dead bolt, so dead bolt can retreat and tooth idle running phenomenon occur jumping, just produces relative motion in the time spent of doing that is subjected to power like this between dead bolt and the switch block when stressed.
The fuel tank lock of said structure, the complex structure that it is sealed, and trouble is installed.
The utility model content
The utility model provides a kind of fuel filler pipe lid of core with lock in order to solve problems of the prior art.
The technical solution of the utility model is: a kind of fuel filler pipe lid of core with lock comprises:
Lower cover, and be positioned at lower cover and have the lock core base of lock core groove, and be positioned at lock core groove and relatively rotate the lock core that is connected with lock core base, the below of described lock core base sidewall has the lock tongue slot that connects at least to lock core groove, be sliding combined with dead bolt in the described lock tongue slot, the top of described dead bolt is provided with the auxiliary section; The bottom of described lock core is provided with the eccentric pushing post, and the matching relationship of described eccentric pushing post and auxiliary section is as follows: in the rotation process of lock core, described eccentric pushing post promotes the auxiliary section, makes dead bolt pushed away from lock tongue slot; The draw-in groove that the inwall of described lower cover is provided with when dead bolt is released and dead bolt is sealed, described draw-in groove is that ratchet cooperates with dead bolt;
The top of the described lock core base upper cover body that is connected also comprises first swivel becket that installs with upper cover body, and the 3rd swivel becket that is fixed together with lower cover, and described first swivel becket is connected with the reverse overdrive clutch of the 3rd swivel becket.
Preferably, between described first swivel becket and the 3rd swivel becket, also be provided with second swivel becket, the top of described first swivel becket and second swivel becket is that reverse overdrive clutch is connected, and the below of described the 3rd swivel becket and second swivel becket is connected for the forward overdrive clutch.
Preferably, the outer circumference surface of described second swivel becket is provided with a plurality of first ratchets, and described first ratchet comprises at the bottom of tooth top, the tooth and extends to curved surface on the second swivel becket outer circumference surface from tooth top; The inner peripheral surface of described first swivel becket is protruding with a plurality of departing from being used for and the extension arm of first ratchet engagement of its center of circle direction, leaves the deformation space that bends towards first swivel becket for extension arm between described extension arm and first swivel becket.
Preferably, the position of closing on first ratchet on the outer circumference surface of described second swivel becket also is provided with second ratchet, and described second ratchet comprises from its tooth top and extends to second curved surface at the bottom of the tooth of first ratchet; The relation of second ratchet and extension arm is as follows: when the free end of extension arm and first ratchet engagement, the sidewall of extension arm is against on second curved surface.
Preferably, the inner peripheral surface of described the 3rd swivel becket is provided with a plurality of the 3rd ratchet slots, and described the 3rd ratchet slot comprises bottom land, and extends to the 3rd curved surface on the 3rd swivel becket inner peripheral surface from bottom land; The outer circumference surface of described second swivel becket is protruding with second the extension arm a plurality of and engagement of the 3rd ratchet slot, leaves the deformation space that bends towards second swivel becket for second extension arm between described second extension arm and second swivel becket.
Preferably, described lock tongue slot connects the two ends of lock core base sidewall, and the direction that dead bolt stretches out is designated as the direction right side, and the left side of described lock tongue slot is provided with the stoping block that prevents that dead bolt from skidding off; One sidewall of described lock tongue slot is provided with first projection that the cross section is wedge shape, comprises first lozenges that is positioned at the right side and second lozenges that is positioned at the left side; Described dead bolt comprises the dead bolt body, the respective side walls of dead bolt body is provided with the elastic arm that stretches out from right to left, the sidewall of described elastic arm and dead bolt body leaves the space for the elastic arm distortion, the left end of described elastic arm is provided with second projection that is wedge structure, comprises the 3rd lozenges that is positioned at the right side and the 4th lozenges that is positioned at the left side; Described first projection is as follows with the matching relationship of second projection: second lozenges of described first projection and the 3rd lozenges of second projection have the cooperation position that contacts of an initial position; Stretch out in the process of lock tongue slot at described dead bolt body, described elastic arm has one and presses to deformation space and make described first lozenges contact the position that cooperates with the 4th lozenges.
Preferably, another sidewall of dead bolt body is provided with the elastic arm that stretches out from left to right, the sidewall of described elastic arm and dead bolt body leaves the space for the elastic arm distortion, and the left end of described elastic arm is provided with and contacts the 3rd projection that is wedge structure that cooperates all the time with the lock tongue slot sidewall.
Preferably, described the 3rd swivel becket and lower cover are integrated injection molding, and the 3rd swivel becket is positioned at second inwall of lower cover top, and draw-in groove is positioned on first inwall of lower cover below, the internal diameter of described first inwall is less than the internal diameter of second inwall, and forms a step in its junction.
Preferably, described second swivel becket passes lock core base and is positioned at first inwall and the formed step in the second inwall junction.
Preferably, the sidewall on described lower cover top is provided with a circle flange; Also be provided with a liner in the described upper cover body, described lock core base and this liner are connected, and are distributed with a plurality of projections for snap flange at the circumferencial direction of described internal memory sidewall.
Fuel filler pipe lid of the present utility model, it is simple in structure, makes when clockwise rotating upper cover body, and first swivel becket and the 3rd swivel becket rotate synchronously, lower cover can be tightened on the fuel tank.When rotating counterclockwise upper cover body, first swivel becket and the idle running of the 3rd swivel becket, want to turn on the fuel filler pipe lid, must use key, be inserted in the lock core and rotate, rotate key and make the eccentric pushing post of lock core that dead bolt is released lock tongue slot, the ratchet-like locking block of lock and the ratchet-shaped draw-in groove of lower cover inwall mesh together, rotate counterclockwise upper cover body and can realize rotating counterclockwise of lower cover, realized separating of lower cover and fuel tank; Clockwise rotate upper cover body, the ratchet-like locking block of dead bolt and the ratchet-shaped draw-in groove of lower cover inwall repel mutually, and dead bolt is return in the lock tongue slot; Simultaneously, first swivel becket and the 3rd swivel becket rotate synchronously, make upper cover body can drive lower cover and clockwise rotate synchronously.Namely, it is to realize by the ratchet-shaped draw-in groove of lock core, dead bolt, lower cover that conter clockwise between upper cover body and the lower cover rotates (process of turning on the fuel filler pipe lid) synchronously, and the cw between upper cover body and the lower cover rotates (process of tightening the fuel filler pipe lid) synchronously by first swivel becket, the realization of the 3rd swivel becket.The utility model has replaced drag-line control fuel tank locking cap panel assembly by lock core, has reduced integral vehicle cost and weight.
Description of drawings
Fig. 1-Fig. 3 shows the structural representation of lock core base in the utility model.
Fig. 4-Fig. 5 shows the structural representation of dead bolt in the utility model.
Fig. 6 shows the structural representation of lower cover in the utility model.
Fig. 7 shows the structural representation of the utility model lock core.
Fig. 8 shows among Fig. 6 lower cover at the section drawing of first high spot.
Fig. 9 shows the structural representation of upper cover body in the utility model.
Figure 10 shows the exploded view of the utility model fuel filler pipe lid.
Figure 11 shows the structural representation of the utility model fuel filler pipe lid.
Figure 12 shows the structural representation of the utility model overriding clutch second swivel becket.
Figure 13 shows the structural representation of the utility model overriding clutch first swivel becket.
Figure 14 shows the structural representation of the utility model overriding clutch.
Figure 15 shows the structural representation of the another kind of mode of the utility model overriding clutch.
Figure 16 shows the enlarged drawing at overriding clutch A place among Figure 15.
Figure 17 shows the assembling scheme drawing of dead bolt and lock tongue slot in the utility model.
The specific embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present utility model is described further.
With reference to figure 1-Fig. 8, Figure 17, the installation assembly of a kind of lock core of the present utility model, comprise the lock core base 101 with lock core groove, and be positioned at lock core groove and lock core base 101 lock core 1 in relative rotation, lock core base 101 of the present utility model is the cylindrical of hollow, the sealing of one end, the other end is used for putting into lock core.Described lock core cooperates the structure of key to belong to existing technology, no longer specifies at this.Lock core 1 of the present utility model, the position of departing from its center of circle in its bottom arranges an eccentric pushing post 1a.
Have the lock tongue slot 103 that connects at least to lock core groove below lock core base 101 sidewalls, be sliding combined with dead bolt 2 in the described lock tongue slot 103, the shape of this lock tongue slot 103 can be that the shape with dead bolt matches, and makes this dead bolt to slidably reciprocate in lock tongue slot 103.Be provided with auxiliary section 22 on the top of described dead bolt 2; In the time of assembling, described lock core 1 is installed in the lock core base 101, make its eccentric pushing post 1a and auxiliary section 22 have certain matching relationship, the matching relationship of described eccentric pushing post 1a and auxiliary section 22 is as follows: in the rotation process of lock core 1, described eccentric pushing post 1a promotes the sidewall of auxiliary section, make dead bolt 2 stretch out lock tongue slot 103, realized the function of locking.Auxiliary section 22 of the present utility model can be arranged on the groove on dead bolt 2 tops.One side of described groove also can extend to the sidewall of dead bolt 2, and this eccentric pushing post 1a puts in the groove, and when rotating, the sidewall of extruding groove makes dead bolt 2 stretch out lock tongue slot 103; This auxiliary section also can be the contact surface of this dead bolt top projection, thus this eccentric pushing live in 1a and push this contact surface and make dead bolt 2 stretch out lock tongue slot 103, finally realized the lock function of this lock core.
The installation assembly of the utility model lock core has adopted a kind of dead bolt that is not used in prior art to release mode, and in the key insertion lock core with correspondence, the twisting key makes the eccentric pushing post 1a of lock core 1 bottom that dead bolt 2 is released lock tongue slots 103.The shape of auxiliary section 22 is set, releases dead bolt in the time of can selecting to twist 45 ° and put in place, release dead bolt when perhaps twisting 90 ° and put in place.With reference to figure 2, Fig. 7, outer wall at lock core 1 is provided with rotary spacing piece 1b, the inwall of lock core base is provided with position-limited trough 112, when cooperating, after lock core 1 is installed in the lock core groove of lock core base, rotary spacing piece 1b is arranged in described position-limited trough 112, and the radian at the two ends of described position-limited trough 112 makes lock core 1 can only rotate 45 °.
The bearing fit of dead bolt 2 of the present utility model and lock tongue slot 103 can be set up an orienting lug 102 in described lock tongue slot 103, this orienting lug 102 can cooperate with the groove 23 on the dead bolt, plays the effect of a guiding.This orienting lug 102 can be arranged on the sidewall of lock tongue slot 103, also can be arranged on its diapire, also can protruding block be set at the sidewall of dead bolt 2 certainly, and cooperates with the groove of lock tongue slot 103 sidewalls setting, no longer specifies at this.
The preferred mode of the utility model is that described lock tongue slot 103 connects the two ends of lock core base 102 sidewalls, is a through hole.The direction that dead bolt 2 is stretched out is designated as the direction right side (right-hand), and its opposite sense is left, and at this moment, the left side that is preferably in described lock tongue slot 103 arranges a stoping block 109 and skids off from the left side of lock tongue slot 103 to prevent dead bolt.
Firmly install in the lock tongue slot 103 in order to make dead bolt 2, and be convenient to the slip of dead bolt 2 in lock tongue slot 103, dead bolt 2 of the present utility model can be done following improvement: with reference to figure 8, sidewall at described lock tongue slot 103 is provided with first projection 111 that the cross section is wedge shape, comprises the first lozenges 111b that is positioned at the right side and the second lozenges 111a that is positioned at the left side; Described dead bolt 2 comprises the dead bolt body, the respective side walls of dead bolt body is provided with the elastic arm 24 that stretches out from right to left, the sidewall of described elastic arm 24 and dead bolt body leaves the space 240 for elastic arm 24 distortion, and elastic arm 240 increases gradually from the gap of dead bolt body sidewall from right to left.The left end of described elastic arm 24 (free end) is provided with second projection 25 that is wedge structure, comprises the 3rd lozenges 251 that is positioned at the right side and the 4th lozenges 250 that is positioned at the left side; The sidewall of described elastic arm 24 and lock tongue slot 103 cooperates makes that the matching relationship of described first projection, 111 and second projection 24 is as follows: when initial position, the second lozenges 111a of described first projection 111 contacts cooperation with the 3rd lozenges 251 of second projection 25; At this moment, if make dead bolt 2 stretch out lock tongue slot 103, the second lozenges 111a and the 3rd lozenges 251 mutual extrusion, make the second lozenges 111a to be separated elastic arm 24 distortion with the 3rd lozenges 251; Stretch out in the process of lock tongue slot 103 at described dead bolt body, described elastic arm 24 has one and presses to deformation space and make the described first lozenges 111b contact the position that cooperates with the 4th lozenges 250, at this moment, dead bolt 2 has stretched out lock tongue slot 103 to the desired location, lock tongue slot 103 is return in contacting of the first lozenges 111b and the 4th lozenges 250 when cooperation can prevent that dead bolt 2 is subjected to slight power, make dead bolt 2 return lock tongue slot 103, need to provide one at least greater than the power of elastic arm distortion.
The utility model preferably, be provided with the elastic arm that stretches out from left to right 24 of same structure at another sidewall of dead bolt body, the sidewall of described elastic arm 24 and dead bolt body leaves the space for the elastic arm distortion, the left end of this elastic arm (free end) is provided with the 3rd projection that is wedge structure that contacts cooperation with the lock tongue slot sidewall, the 3rd projection can be identical with the structure of second projection, there is not be at initial position, still stretch out in the process of lock tongue slot at dead bolt, the lozenges of the 3rd projection contacts cooperation with the sidewall of lock tongue slot 103 all the time.Because the both sides of dead bolt body are equipped with this elastic arm, so but can make these dead bolt 2 resilient engagement in lock tongue slot 103, can be convenient to stretching out and withdrawing of this dead bolt 2.
Dead bolt body of the present utility model can be provided with loss of weight groove 26 on its top, to reduce the counterweight of dead bolt; Dead bolt body of the present utility model can be whole as latch-up structure, preferably, is provided with the locking block 21 that is used for locking of protrusion at its right-hand member, and when this dead bolt stretched out, locking block 21 and thing to be locked sealed (engaging) were together.
The installation assembly of the utility model lock core can be applicable in the fuel filler pipe lid, with reference to figure 6, the outside of lower cover is provided with the screw thread for sealed fuel tank, lock core base 101 is positioned at lower cover 6, in the rotation process of lock core 1, described eccentric pushing post 1a promotes the auxiliary section, makes dead bolt 2 pushed away from lock tongue slot 103; The inwall of described lower cover 6 is provided with when dead bolt is released, the draw-in groove 62 sealed with dead bolt.At this moment, rotation lock core print seat 101 can drive lower cover 6 rotations, and realization lower cover 6 separates with sealed with fuel tank.
The preferred mode of the utility model is, described draw-in groove 62 is the ratchet-shaped draw-in groove, be combined together with dead bolt 2 ratchets that stretch out, that is to say that the locking block 21 that the dead bolt right-hand member protrudes is ratchet-like, the ratchet-shaped draw-in groove of itself and lower cover inwall is combined together, when clockwise rotating lock core 1, eccentric pushing post 1a releases dead bolt 2, the inwall of dead bolt and lower cover 6 is combined together, with reference to figure 6, rotate counterclockwise lock core base 101 and can drive lower cover 6 and rotate counterclockwise this moment, when clockwise rotating lock core base 101, because the relation of the ratchet between the two, the ratchet-shaped draw-in groove of lower cover 6 inwalls and the ratchet-like locking block 21 of dead bolt 2 repel mutually, make dead bolt 2 return in the lock tongue slot 103, realized separating of dead bolt 2 and lower cover 6, thereby realized the unidirectional rotation function of overriding clutch.The interior ring of this overriding clutch comprises lock core base 101, and the lock core 1, the dead bolt 2 that are positioned at lock core base 101, and the outer shroud of this overriding clutch comprises lower cover 6, and the ratchet-shaped draw-in groove that arranges on lower cover 6 inwalls.
Cooperation between lower cover 6 and the lock core base 101 can be adopted structure known in the art, the utility model preferred construction is as follows: described lock core base 101 is fixed in the liner 10 of a lid, itself and lid liner 10 can be integrated, the liner 10 of described lid comprises liner body 100, and along the sidewall 107 of the circumferential lower convexity of this body 100, circumferencial direction at described sidewall 107 is distributed with a plurality of projections 105 for engaging lower cover 6, correspondingly, the sidewall on described lower cover 6 tops is provided with a circle flange (view does not provide), this flange is stuck in the projection 105 of liner body sidewall setting, and make that lower cover 6 can be along the coaxial rotation of sidewall 107, so, by liner 10 rotations of controlled lockmaking core print seat 101 in lower cover 6.
At this moment, key is inserted in the lock core 1, rotate key and make the eccentric pushing post 1a of lock core 1 that dead bolt 2 is released lock tongue slot 103, dead bolt 2 with after lower cover 6 locking, rotate counterclockwise liner 10 and can realize rotating counterclockwise of lower cover 6, at this moment, liner 10 and lower cover 6 are synchronous rotation relation, and realization lower cover 6 separates with fuel tank; Clockwise rotate liner 10, the ratchet-like locking block 21 of dead bolt 2 repels mutually with the ratchet-shaped draw-in groove 62 of lower cover 6 inwalls, and dead bolt 2 is return in the lock tongue slot 103, and this moment, liner 10 was in idling conditions.
Also be provided with a upper cover body 3 in the outside of described liner 10, with reference to figure 9, fit system between described upper cover body 3, the liner 10 is similar to the fit system between the lower cover 6 to liner 10, the flange of liner external wall of upper portion setting is stuck on the projection 30 of upper cover body 3 sidewall circumferencial directions setting, can not relatively rotate in order to make between liner 10 and the upper cover body 3, limiting stopper 110 can be set in the upper surface of liner, be combined together with the groove (view does not provide) that arranges on the upper cover body 3.Preferably, for the ease of limiting stopper 110 is in the same place with groove fit exactly, be provided with guidepost 31 at the sidewall of described upper cover body 3, the sidewall at described liner 10 has the guide groove 106 that passes for guidepost 31 accordingly.
With reference to Figure 10, Figure 11, the fuel filler pipe lid of a kind of core with lock of the present utility model, the upper cover body 3, lower cover 4, lock core 1, the dead bolt 2 that comprise said structure, realized the disengaging of fuel filler pipe lid and fuel tank, the fuel filler pipe lid can adopt structure known in the art with the mode of tightening of fuel tank, and preferred mode is as follows:
For the ease of introducing and describe the application of overriding clutch in the utility model fuel filler pipe lid, if the energy cw rotates synchronously between interior ring and the outer shroud, conter clockwise idle running, then defining this connection mode is that reverse overdrive clutch connects, and connects otherwise then be defined as the forward overdrive clutch.
With reference to figure 10-Figure 11, fuel filler pipe lid of the present utility model, also comprise first swivel becket 4 that is fixed together with upper cover body 3, and the 3rd swivel becket 61 that is fixed together with lower cover 6, described the 3rd swivel becket 61 and lower cover 6 can be integrated, and it can be second inwall that is positioned at lower cover 6 tops, and the draw-in groove 62 of lower cover is positioned on first inwall of its below, the internal diameter of described first inwall is less than the internal diameter of second inwall, and forms a step 621 in its junction.When cooperating, first swivel becket 4 that is fixed on the upper cover body 3 is connected with the 3rd swivel becket 61 reverse overdrive clutch on being fixed on lower cover 6.
Above-mentioned structure makes when clockwise rotating upper cover body 3, and first swivel becket 4 and the 3rd swivel becket 61 rotate synchronously, that is, make lower cover 6 clockwise rotate, and it can be tightened on the fuel tank.When rotating counterclockwise upper cover body 3, first swivel becket 4 and 61 idle running of the 3rd swivel becket, want to turn on the fuel filler pipe lid, must use key, be inserted in the lock core 1 and rotate, rotate key and make the eccentric pushing post 1a of lock core 1 that dead bolt 2 is released lock tongue slot 103, the ratchet-like locking block 21 of dead bolt 2 meshes together with the ratchet-shaped draw-in groove 62 of lower cover 6 inwalls, rotate counterclockwise upper cover body 3 and can realize rotating counterclockwise of lower cover 6, realized separating of lower cover 6 and fuel tank; Clockwise rotate upper cover body 3, the ratchet-like locking block 21 of dead bolt 2 repels mutually with the ratchet-shaped draw-in groove 62 of lower cover 6 inwalls, and dead bolt 2 is return in the lock tongue slot 103; Simultaneously, first swivel becket 4 and the 3rd swivel becket 61 rotate synchronously, make upper cover body 3 can drive lower cover 6 and clockwise rotate synchronously.Namely, it is to realize by the ratchet-shaped draw-in groove 62 of lock core, dead bolt, lower cover that conter clockwise between upper cover body 3 and the lower cover 6 rotates (process of turning on the fuel filler pipe lid) synchronously, and the cw between upper cover body 3 and the lower cover 6 rotates (process of tightening the fuel filler pipe lid) synchronously by first swivel becket 4,61 realizations of the 3rd swivel becket.
For the less operator of strength, it is difficult to judge whether with fuel filler pipe lid and fuel tank locking, when upper cover body 3 and the lower cover 6 of said structure rotates (process of tightening the fuel filler pipe lid) synchronously at cw, when the less operator of strength twisted motionless upper cover body 3, sealed situation about putting in place then can appear takeing for.Fuel filler pipe of the present utility model lid has also been set up one and has been convenient to the operator and judges the sealed device that whether puts in place, concrete improvement structure is as follows: also be provided with second swivel becket 5 between described first swivel becket 4 and the 3rd swivel becket 61, the top of described first swivel becket 4 and second swivel becket 5 is that reverse overdrive clutch is connected, and the below of described the 3rd swivel becket 61 and second swivel becket 5 is connected for the forward overdrive clutch.In view of above-mentioned structure, when rotating counterclockwise upper cover body 3, because the top of described first swivel becket 4 and second swivel becket 5 is that reverse overdrive clutch is connected, so, no matter how the below of second swivel becket 5 is connected with the 3rd swivel becket 61, first swivel becket 4, second swivel becket 5, the 3rd swivel becket 61 make lower cover 6 and upper cover body 3 be in idling conditions (not considering the structure of lock core, dead bolt this moment); When clockwise rotating upper cover body 3, because the below of second swivel becket 5 is connected for the forward overdrive clutch with the 3rd swivel becket 61, so first swivel becket 4, second swivel becket 5, the 3rd swivel becket 61 make lower cover 6 and upper cover body 3 also be in idling conditions.But no matter be the overriding clutch of structure how, it all is to overcome certain resistance when realizing idle running relatively, can judge whether the fuel filler pipe lid is tightened with this by existing technology or means; Namely when clockwise rotating upper cover body 3, (tighten the process of fuel filler pipe lid), in the process that lower cover 6 and fuel tank are tightened, its resistance that is subjected to far can not allow first swivel becket 4, second swivel becket 5, realize idle running between the 3rd swivel becket 61, so lower cover 6 can be screwed in the fuel tank, after locking puts in place, first swivel becket 4 has been satisfied in rotary resistance between lower cover 6 and the upper cover body 3, second swivel becket 5, the requirement of idle running between the 3rd swivel becket 61, at this moment, idle running (being that upper cover body 3 is skidded) between upper cover body 3 and the lower cover 6, at this moment, judge that lower cover 6 lockings put in place.
With reference to Figure 12, Figure 13, Figure 14, a kind of preferred overriding clutch of the present utility model, structure is as follows: comprise first swivel becket 4 and second swivel becket 5, second swivel becket 5 is positioned at first swivel becket 4 as inner ring, and it is coaxial with first swivel becket 4, the outer circumference surface of described second swivel becket 5 is provided with a plurality of first ratchets 51, and described first ratchet 51 comprises at the bottom of tooth top 511, the tooth 512 and extend to curved surface 510 on the second swivel becket outer circumference surface from tooth top 511; The inner peripheral surface of described first swivel becket 4 is protruding with a plurality of departing from being used for and the extension arm 42 of first ratchet, 51 engagements of its center of circle direction, leaves the deformation space 41 that bends towards first swivel becket 4 for extension arm 42 between described extension arm 42 and first swivel becket 4.
First swivel becket 4 of the present utility model and second swivel becket 5 all are integrated injection moldings, described extension arm 42 stretches in first swivel becket 4, leave deformation space 41 between the inner peripheral surface of its body and first swivel becket 4, so, under the effect of power, extension arm 42 can be pressed towards on the inner peripheral surface of first swivel becket 4.When cooperating, for example can be fixed on by the mating holes 43 that arranges on first swivel becket, 4 end faces on the lid, second swivel becket 5 is positioned at first swivel becket 4, described extension arm 42 and first ratchet 51 mesh together, as shown in figure 14, when first swivel becket 4 clockwise rotated, the free end of extension arm withstood on first ratchet 51 512 brake surfaces to tooth top 511 at the bottom of the tooth, and drove second swivel becket and clockwise rotate; When first swivel becket 4 rotates counterclockwise, a resistance (greater than the deformation force of extension arm 41) is provided for second swivel becket, the free end of extension arm 42 leaves first ratchet 51, be rotated further and arrive the curved surface 510 of next ratchet, be rotated further first swivel becket 4, mutual extrusion between curved surface 510 and the extension arm 42, and make extension arm 42 press to the inner peripheral surface of first swivel becket 4, extension arm 42 slips over the tooth top of first ratchet 51 under the distortion of himself, and under the restoring force of himself, get back to initial position, and clash into the outer circumference surface of second swivel becket 5, send " " one, realized the function that the overriding clutch unidirectional delivery is rotated.
Second swivel becket of the present utility model can also be done following improvement: the position of closing on first ratchet 51 at the outer circumference surface of described second swivel becket 5 also is provided with second ratchet 53, its structure is identical with first ratchet 51, comprises extending at the bottom of first ratchet tooth 512 second curved surface 530 from its tooth top; So when the free end 420 of extension arm 42 and 51 engagements of first ratchet, the sidewall of extension arm 42 is against on second curved surface 530.When first swivel becket 4 rotates counterclockwise, slide with the free end 420 of first ratchet 51 engagement second curved surface 530 along second ratchet 53, and deform, behind the tooth top that slips over second ratchet 53, extension arm 42 recovers distortion and clashes into the outer circumference surface of second swivel becket 5, send " " one, if clockwise rotate first swivel becket 4 this moment, 41 of extension arms and second ratchet 53 mesh together and drive second swivel becket 5 and rotate.The setting of second ratchet can increase the resistance that first swivel becket 4 rotates counterclockwise.
Engagement between the utility model extension arm 42 and first ratchet 51 can be that the free end 420 of extension arm 42 and first ratchet 51 are meshed together.Can also be following structure: the sidewall of described extension arm 42 be provided with for the lug boss of first ratchet, 51 engagements.
Overriding clutch of the present utility model can also be done following improvement: described extension arm 42 is distributed on the inner peripheral surface of described first swivel becket 4 equidistantly, and the quantity of described extension arm 42 is the twice at least of first ratchet 51.For example described second swivel becket is provided with three first ratchets 51, and the quantity of extension arm 42 is six.In the time of three (one group) extension arms 42 and three first ratchet, 51 engagements, remaining three extension arms 42 are in vacant state, when rotating, two groups of extension arms mesh with first ratchet 51 successively, after extension arm 41 fracture damage wherein, still can adopt other extension arm to be rotated further second swivel becket 5.
Overriding clutch of the present utility model, can also be following structure: with reference to Figure 12, Figure 15, Figure 16, comprise the 3rd swivel becket 61, and be positioned at the 3rd swivel becket 61 and and the second coaxial swivel becket 5 of the 3rd swivel becket 61, the inner peripheral surface of described the 3rd swivel becket 61 is provided with a plurality of the 3rd ratchet slots 610, described the 3rd ratchet slot 610 comprises bottom land 611, and extends to the 3rd curved surface 612 on the 3rd swivel becket 61 inner peripheral surfaces from bottom land 611; The outer circumference surface of described second swivel becket 5 is protruding with second extension arms 52 a plurality of and 610 engagements of the 3rd ratchet slot, leaves the deformation space that bends towards second swivel becket 5 for second extension arm 52 between described second extension arm 52 and second swivel becket 5.
Second swivel becket 5 of the present utility model and second extension arm 52 are integrated injection moldings, leave the space 54 of distortion between the outer circumference surface of second extension arm 52 and second swivel becket 5, so under the effect of power, second extension arm 52 can be pressed towards on the outer circumference surface of second swivel becket 5.When cooperating, second swivel becket 5 is positioned at the 3rd swivel becket 61, described second extension arm 52 and the 3rd ratchet slot 610 mesh together, and when the 3rd swivel becket 61 clockwise rotated, second extension arm 52 withstood the 3rd ratchet slot 610 and drives second swivel becket 5 and clockwise rotates; When the 3rd swivel becket 61 rotates counterclockwise, a resistance (greater than the deformation force of second extension arm 52) is provided for second swivel becket, second extension arm 52 leaves the 3rd ratchet slot 610, and make mutual extrusion between the 3rd curved surface 612 and second extension arm 52, second extension arm 52 is pressed towards the outer circumference surface of second swivel becket 5, finally make second extension arm 52 break away from the 3rd ratchet slots 610 and slide at the inner peripheral surface of the 3rd swivel becket 61, until " falling into " next the 3rd ratchet slot 610, and clash into the bottom land 610 of the 3rd ratchet slot, send " " one, realized the function that the overriding clutch unidirectional delivery is rotated.
Engagement between the utility model second extension arm 52 and the 3rd ratchet slot 610 can be by the free end of second extension arm 52, can be following structure also: with reference to Figure 16, be provided with in the outside of described second extension arm 52 for the ratchet 520 of the 3rd ratchet slot 610 engagements, the shape of this ratchet, structure are identical with above-mentioned first ratchet 51, comprise at the bottom of tooth top 523, the tooth 524, and extend to the curved surface 521 of second extension arm, 52 sidewalls by tooth top 523, also comprise being extended at the bottom of the tooth 524 brake surface 522 by tooth top 523.
Overriding clutch of the present utility model can combine first swivel becket 4, second swivel becket 5, the 3rd swivel becket 61, structure is as follows: described second extension arm 52 is positioned at the below of second swivel becket, 5 outer circumference surfaces, first ratchet 51 is positioned at the top of second swivel becket, 5 outer circumference surfaces, when cooperating, first ratchet, 51 engagements of first swivel becket 4 and second swivel becket 5, second extension arm, 52 engagements of the 3rd swivel becket 61 and second swivel becket 5.Clockwise rotate first swivel becket 4, drive second swivel becket 5 and clockwise rotate, this moment, the 3rd swivel becket 61 was relative to not rotating; Rotate counterclockwise first swivel becket 4, this moment, the 3rd swivel becket 61 and second swivel becket 5 were in the relation of synchronous rotation, so, even under the resistance to deformation of extension arm 42, first swivel becket 4 also can't drive second swivel becket 5 and rotate counterclockwise, the overriding clutch of this kind function can be applicable in the fuel filler pipe lid or other lids of core with lock, be used for judging whether lid is tightened, that is, make lid tighten preceding suffered resistance and rotate the required power of idle running between the 5, the 3rd swivel becket 61 less than first swivel becket 4, second.
Fixed form in the utility model between first swivel becket 4 and the lower cover 3 can adopt structure known in the art, preferably: the end face at described first swivel becket 4 is provided with a plurality of fastening holes 43, and the end face of liner 10 is provided with the protruding block 104 that fastens with this fastening hole 43 in the described lower cover 3.Assembling time, first swivel becket 4 is passed lock core base 101 and be fastened in this fastening hole 43, second swivel becket 5 passes lock core base 101 and is positioned at the formed step 621 of lower cover 6 first inwalls and the second inwall junction.
Fuel filler pipe lid of the present utility model also is provided with seal ring 7 on the sidewall of lower cover 6, the bottom is provided with pressure regulating valve 8, and the outer wall of upper cover body 3 also is provided with suspender belt 9, and these all belong to existing technology, no longer specify at this.
The utility model is by preferred embodiment having carried out detailed explanation.Yet, by to the studying carefully of preamble, to the variation of each embodiment with to increase also be that one of ordinary skill in the art institute is apparent.Being intended that all these variations and increasing of applicant all dropped in the scope that the utility model claim protects.
Similar numbering refers to similar element in the whole text.For the purpose of clear, the situation that some line, layer, element, parts or feature are amplified may be arranged in the accompanying drawings.
Term used herein is only for to be illustrated specific embodiment, and it is not to be intended to the utility model is limited.Unless otherwise defined, all terms used herein (comprising technical term and scientific terminology) are all identical with the utility model one of ordinary skill in the art's understanding.
Claims (10)
1. the fuel filler pipe of a core with lock lid is characterized in that, comprising:
Lower cover, and be positioned at lower cover and have the lock core base of lock core groove, and be positioned at lock core groove and relatively rotate the lock core that is connected with lock core base, the below of described lock core base sidewall has the lock tongue slot that connects at least to lock core groove, be sliding combined with dead bolt in the described lock tongue slot, the top of described dead bolt is provided with the auxiliary section; The bottom of described lock core is provided with the eccentric pushing post, and the matching relationship of described eccentric pushing post and auxiliary section is as follows: in the rotation process of lock core, described eccentric pushing post promotes the auxiliary section, makes dead bolt pushed away from lock tongue slot; The draw-in groove that the inwall of described lower cover is provided with when dead bolt is released and dead bolt is sealed, described draw-in groove is that ratchet cooperates with dead bolt;
The top of the described lock core base upper cover body that is connected also comprises first swivel becket that installs with upper cover body, and the 3rd swivel becket that is fixed together with lower cover, and described first swivel becket is connected with the reverse overdrive clutch of the 3rd swivel becket.
2. fuel filler pipe according to claim 1 covers, it is characterized in that: between described first swivel becket and the 3rd swivel becket, also be provided with second swivel becket, the top of described first swivel becket and second swivel becket is that reverse overdrive clutch is connected, and the below of described the 3rd swivel becket and second swivel becket is connected for the forward overdrive clutch.
3. fuel filler pipe according to claim 2 lid, it is characterized in that: the outer circumference surface of described second swivel becket is provided with a plurality of first ratchets, and described first ratchet comprises at the bottom of tooth top, the tooth and extends to curved surface on the second swivel becket outer circumference surface from tooth top; The inner peripheral surface of described first swivel becket is protruding with a plurality of departing from being used for and the extension arm of first ratchet engagement of its center of circle direction, leaves the deformation space that bends towards first swivel becket for extension arm between described extension arm and first swivel becket.
4. fuel filler pipe according to claim 3 lid, it is characterized in that: the position of closing on first ratchet on the outer circumference surface of described second swivel becket also is provided with second ratchet, and described second ratchet comprises from its tooth top and extends to second curved surface at the bottom of the tooth of first ratchet; The relation of second ratchet and extension arm is as follows: when the free end of extension arm and first ratchet engagement, the sidewall of extension arm is against on second curved surface.
5. fuel filler pipe according to claim 2 lid, it is characterized in that: the inner peripheral surface of described the 3rd swivel becket is provided with a plurality of the 3rd ratchet slots, and described the 3rd ratchet slot comprises bottom land, and extends to the 3rd curved surface on the 3rd swivel becket inner peripheral surface from bottom land; The outer circumference surface of described second swivel becket is protruding with second the extension arm a plurality of and engagement of the 3rd ratchet slot, leaves the deformation space that bends towards second swivel becket for second extension arm between described second extension arm and second swivel becket.
6. fuel filler pipe according to claim 1 covers, and it is characterized in that: described lock tongue slot connects the two ends of lock core base sidewall, and the direction that dead bolt stretches out is designated as the direction right side, and the left side of described lock tongue slot is provided with the stoping block that prevents that dead bolt from skidding off; One sidewall of described lock tongue slot is provided with first projection that the cross section is wedge shape, comprises first lozenges that is positioned at the right side and second lozenges that is positioned at the left side; Described dead bolt comprises the dead bolt body, the respective side walls of dead bolt body is provided with the elastic arm that stretches out from right to left, the sidewall of described elastic arm and dead bolt body leaves the space for the elastic arm distortion, the left end of described elastic arm is provided with second projection that is wedge structure, comprises the 3rd lozenges that is positioned at the right side and the 4th lozenges that is positioned at the left side; Described first projection is as follows with the matching relationship of second projection: second lozenges of described first projection and the 3rd lozenges of second projection have the cooperation position that contacts of an initial position; Stretch out in the process of lock tongue slot at described dead bolt body, described elastic arm has one and presses to deformation space and make described first lozenges contact the position that cooperates with the 4th lozenges.
7. fuel filler pipe according to claim 6 covers, it is characterized in that: another sidewall of dead bolt body is provided with the elastic arm that stretches out from left to right, the sidewall of described elastic arm and dead bolt body leaves the space for the elastic arm distortion, and the left end of described elastic arm is provided with and contacts the 3rd projection that is wedge structure that cooperates all the time with the lock tongue slot sidewall.
8. fuel filler pipe according to claim 2 covers, it is characterized in that: described the 3rd swivel becket and lower cover are integrated injection molding, the 3rd swivel becket is positioned at second inwall of lower cover top, draw-in groove is positioned on first inwall of lower cover below, the internal diameter of described first inwall is less than the internal diameter of second inwall, and forms a step in its junction.
9. fuel filler pipe according to claim 8 covers, and it is characterized in that: described second swivel becket passes lock core base and is positioned at first inwall and the formed step in the second inwall junction.
10. fuel filler pipe according to claim 9 covers, and it is characterized in that: the sidewall on described lower cover top is provided with a circle flange; Also be provided with a liner in the described upper cover body, described lock core base and this liner are connected, and are distributed with a plurality of projections for snap flange at the circumferencial direction of described internal memory sidewall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320075128 CN203157707U (en) | 2013-02-18 | 2013-02-18 | Oil filling pipe cover with lock cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320075128 CN203157707U (en) | 2013-02-18 | 2013-02-18 | Oil filling pipe cover with lock cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203157707U true CN203157707U (en) | 2013-08-28 |
Family
ID=49018919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320075128 Withdrawn - After Issue CN203157707U (en) | 2013-02-18 | 2013-02-18 | Oil filling pipe cover with lock cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203157707U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103085654A (en) * | 2013-02-18 | 2013-05-08 | 安徽江淮汽车股份有限公司 | Oil filling pipe cover with lock core |
-
2013
- 2013-02-18 CN CN 201320075128 patent/CN203157707U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103085654A (en) * | 2013-02-18 | 2013-05-08 | 安徽江淮汽车股份有限公司 | Oil filling pipe cover with lock core |
| CN103085654B (en) * | 2013-02-18 | 2015-05-27 | 安徽江淮汽车股份有限公司 | Oil filling pipe cover with lock core |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103085654B (en) | Oil filling pipe cover with lock core | |
| CN203157707U (en) | Oil filling pipe cover with lock cylinder | |
| CN203189568U (en) | Overrun clutch | |
| CN204476022U (en) | Urea tank locking closure and urea tank | |
| CN203157708U (en) | Lock cylinder mounting assembly for oil filling pipe cover | |
| CN203160899U (en) | Mounting assembly of lock cylinder | |
| CN203160849U (en) | Overrun clutch | |
| CN202788329U (en) | Oil tank lock with idling function | |
| CN103104153B (en) | Installation assembly of lock cylinder | |
| CN103104146A (en) | Overrun clutch | |
| CN201030836Y (en) | Vehicle wheel theft-proof lock | |
| CN103112349B (en) | Installation assembly for oil filling pipe cap lock cylinder | |
| CN203391901U (en) | Lockset | |
| CN203161895U (en) | Overrun clutch | |
| CN215772302U (en) | Wiring harness buckle | |
| CN103104145B (en) | Overrun clutch | |
| CN103115089A (en) | Overrunning clutch | |
| CN108859745A (en) | A kind of high sealed lock lid for outomobile oil tank | |
| CN208801854U (en) | A kind of high sealed lock lid for outomobile oil tank | |
| CN115782566B (en) | Mixed-motion increasing Cheng Chegao compression fuel tank cover | |
| CN201058672Y (en) | Anti-loose reverse-pulling strainer | |
| CN101020482B (en) | Oil tank cover lock of motorcycle | |
| CN203995665U (en) | A kind of vehicle fuel tank cap with lost motion functionality | |
| CN206511013U (en) | The executing agency of handlebar lock for bicycle | |
| CN216841084U (en) | Connecting device for lock cylinder and connecting rod of automobile side door lock |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130828 Effective date of abandoning: 20150527 |
|
| RGAV | Abandon patent right to avoid regrant |