CN1769634A - Cylinder lock - Google Patents

Cylinder lock Download PDF

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Publication number
CN1769634A
CN1769634A CN 200510091396 CN200510091396A CN1769634A CN 1769634 A CN1769634 A CN 1769634A CN 200510091396 CN200510091396 CN 200510091396 CN 200510091396 A CN200510091396 A CN 200510091396A CN 1769634 A CN1769634 A CN 1769634A
Authority
CN
China
Prior art keywords
plunger
rotor
connector
release element
collar
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.)
Granted
Application number
CN 200510091396
Other languages
Chinese (zh)
Other versions
CN1769634B (en
Inventor
由比一郎
石塚贵士
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Minebea AccessSolutions Inc
Original Assignee
Honda Lock Manufacturing Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from JP2005084348A external-priority patent/JP4487129B2/en
Application filed by Honda Lock Manufacturing Co Ltd filed Critical Honda Lock Manufacturing Co Ltd
Publication of CN1769634A publication Critical patent/CN1769634A/en
Application granted granted Critical
Publication of CN1769634B publication Critical patent/CN1769634B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

A cylinder lock capable of normal unlocking operation by an authorized key to a locking mechanism which has been illegally operated by an unauthorized key or the like, the cylinder lock comprising an engaging portion that engages a rotor in the rotational direction only when the cylinder moves toward the unlocking member is disposed to a cylinder to engage the rotor and the cylinder thereby rotating the rotor upon subsequent insertion of an authorized key to connect the rotor and the connection member thereby enabling normal unlocking operation.

Description

The plunger lock
Technical field
The present invention relates to a kind of plunger lock, be used for the locking and unlocking and be used in car door locking device on the car for example, more particularly, relate to a kind of plunger lock that can prevent illegal this locking device of release.
Background technology
Plunger lock generally includes one to have draw-in groove and is fixed to shell on the matrix (for example car body), one and have one and rotate a rotor and a release element that partly links to each other and operationally link to each other with a locking device with this rotor minor diameter that is arranged on the scalable system bolt in this shell.In said structure, when key that inserts coupling and rotary rotor, the system bolt can be from the external peripheral surface withdrawal of this rotor, and rotor can rotate in housing then.Therefore, this release element also can rotate with rotor, thereby it can be locked and this locking device of release by a transmitting element (for example bar).
On the contrary, when a unmatched key or instrument are inserted in this plunger lock, because the draw-in groove maintenance fastening state of the system bolt that stretches out from rotor and housing so rotor can not rotate, has been prevented the illegal release of this locking device.Yet under the situation that rotor is forcibly rotated, the system bolt that is meshed with the housing draw-in groove just is easily damaged, thus illegal this locking device of release.
Consider this point, proposed a kind of plunger lock, it has a housing that is fixed on the matrix; Be included in the plunger in this housing; The rotor that has the system bolt that can on this plunger, stretch, and this rotor can rotate in plunger when the insertion valid key is withdrawn the system bolt from this plunger; One can be moved and removably be assemblied in this epitrochanterian connector at axial direction with plunger; A release element that meshes with this connector, thus it can together be rotated with connector and be connected on the locking device by a driving member; Be located at the cam gear between housing and the plunger, be used for that plunger shifted to release element and remove connector and rotor between annexation; With a spring, it can be assembled on the epitrochanterian direction to connector elasticity pressurization (with reference to JP13-262875A).
In the structure of above-mentioned prior art plunger lock, if rotor by the key turns that do not match, then plunger can together rotate with it and move axially towards release element, promptly, move rear end towards rotor, and simultaneously, connector also moves axially towards the direction of rear end.Thereby the connection between connector and the rotor is disengaged, thereby prevents illegally unblanking of locking device.Yet, when rotor is on the non-key insertion/extraction position, can keep the releasing connection status between rotor and the connector always.Then, rotate once more, also have only rotor rotation and plunger is motionless even if insert valid key, thereby, a problem can be caused, so promptly unlocking operation can't not carry out yet because connector is not connected normally with rotor.
And above-mentioned plunger lock also relates to a problem, and promptly assembling a plurality of elements needs complicated operations and the specific or special-purpose anchor clamps of needs.
Summary of the invention
Of the present invention finishing considered the problems referred to above, a kind of plunger lock is provided, it can prevent illegally unblanking of locking device, and also can carry out normal unlock operation after use does not match key or instrument, makes the assembly operation of a plurality of elements simple simultaneously.
Plunger lock according to the present invention comprises:
One is fixed to the housing on the matrix,
One is included in the plunger in this housing,
One rotor, it has the system bolt that can stretch on plunger, and when the insertion valid key was withdrawn the system bolt from plunger, this rotor can rotate in plunger,
A connection piece, it can rotate with plunger and removably be connected on the rotor in the axial direction,
One release element, thus its with this connector be meshed make its can with this connector unitary rotation, and be connected on the locking device by a driving member,
Be arranged on the cam gear between this housing and the plunger, be used for plunger is shifted to this release element, and remove between this connector and the rotor be connected and
One spring is used for giving the pressurization of connector elasticity being assembled on the epitrochanterian direction, it is characterized in that:
Be provided with a mate on plunger, it just meshes on rotation direction with rotor when release element moves at plunger.
In above-mentioned plunger lock, the engagement projections of rotor is meshed with mate on being located at plunger, and this engagement projections is also served as the fit engagement with connector.
In a preferred embodiment of the plunger lock according to the present invention, this connector, spring, release element constitute integral body by assembling in advance.
In another preferred embodiment of this plunger lock, a collar is clipped between connector and the release element, and this collar and connector and release element engagement, thereby each element can be assembled into integral body.
In another preferred embodiment of this plunger lock, one is arranged on rotor and is connected with a joggle togather near the groove on the top of release element one side and collar member that removably is connected in advance on this release element and is assembled into integral body.
In another preferred embodiment of this plunger lock, this collar member removably is connected on this release element and is arranged on the spring inboard.
Plunger lockset according to the present invention has an advantage, promptly can prevent the illegal release to locking device when rotor is not matched key operated the rotation.Promptly, when rotor is not matching key operatedly when rotating down, this plunger is moving axially on the direction of rotor rear end by cam gear, and this connector also moves axially to the back-end simultaneously, just removed connector and be connected, thereby stoped illegal release with assembling between the rotor.
Especially, it has a remarkable result: even if rotor also can carry out normal unlocking operation not matching when being on the non-key insertion/extraction position after key operated.That is, when inserting valid key once more, rotary rotor so that the plunger that is connected with rotor engaged rotate and connector moved towards rotor axial, thereby assembling connects connector and rotor to carry out the normal release operation.
In addition, in a preferred embodiment, constituting integral body because connector, spring and release element are assembled in advance, is exactly at an easy rate connector, spring and the release element that is assembled into together to be assembled on the housing so have a remarkable result.
And, in collar member is detachably attached to situation on the release element in advance, because rotor and release element can be operated (one-touch operation) by individual palpation and are connected with a joggle, so a remarkable result is exactly the assembly operation efficient that has improved the plunger lock.
In addition, it is inboard and be connected in the situation of release element to be arranged on spring element in collar member, can shorten the axial length of this connector that fits together, spring and release element.
Description of drawings
Fig. 1 is a decomposition diagram of representing plunger lock according to one preferred embodiment of the present invention;
Fig. 2 is the phantom drawing of plunger lock shown in Figure 1;
Fig. 3 explains that plunger axis is to the plunger lock phantom drawing of mobile status backward;
Fig. 4 A to 4C is the key operated sectional drawing of explaining according to the plunger lock of the embodiment of the invention, wherein
Fig. 4 A represents that key inserts state before;
Fig. 4 B represents that key inserts state wherein;
Fig. 4 C represents to use the state when not matching key;
Fig. 5 is the decomposition diagram of the plunger lock of another preferred embodiment according to the present invention;
Fig. 6 is the phantom drawing of Fig. 5 plunger lock;
Fig. 7 is the detailed decomposition diagram of Fig. 5;
Fig. 8 is a view of explaining the assembled state of connector of the present invention, spring, the collar and release element;
Fig. 9 A and Fig. 9 B are the key operated sectional drawings of explaining according to plunger lock of the present invention, wherein
Fig. 9 A represents normal key operated state;
Fig. 9 B represents the key operated state that do not match;
Figure 10 is the sectional drawing of the plunger lock of expression the present invention one remodeling embodiment;
Figure 11 is the phantom drawing that plunger shown in Figure 10 is locked used snap ring (clip ring);
Figure 12 is the further sectional drawing of the plunger lock of remodeling embodiment of expression the present invention one;
Figure 13 is the phantom drawing that plunger shown in Figure 12 is locked used snap ring;
Figure 14 is the part sectioned view of Figure 10; And
Figure 15 is the part sectioned view of Figure 12.
The specific embodiment
Below with reference to preferred embodiment shown in the accompanying drawing the present invention is described.
[embodiment 1] (Fig. 1 to Fig. 4)
As depicted in figs. 1 and 2, plunger lock according to the embodiment of the invention 1 comprises housing 1, rotor 2, cylindrical plunger 3, release element 5, connector 4, back-moving spring 6 and the collar 7, housing 1 is fixed on opening/closing on the part as the vehicle of matrix, rotor 2 is the diameter stairstepping and is rotatably installed in the housing 1, has telescopic system bolt, plunger 3 rotates and is arranged between rotor 2 and the housing 1, release element 5 connects the rear end of rotor 2, connector 4 and back-moving spring 6 removably are contained on the rear end of rotor 2, and the collar 7 is between connector 4 and back-moving spring 6.
More specifically with reference to figure 1 each assembly, adjacent part 10 respect to one another is arranged on the periphery at housing 1 front edge, it docks mutually with adjacent surface 9 on rotor 2 flanges 8.Near on the circumferential section of adjacent part 10 trapezoidal protrusion cam 11 respect to one another is being set.Rotor 2 can rotate from front end and be inserted in the housing 1, and adjoining each other between the adjacent surface 9 that moves axially adjacent part 10 by housing 1 and rotor 2 of rotor 2 regulated.
System bolt 14 telescopicallies with draw-in groove 13 engagements to be described in detail below are arranged in the rotor 2, and key 15 is located on the front end surface of flange 8.When valid key is inserted in the key 15,14 withdrawals of system bolt and with draw-in groove 13 disengage from, under this disengaged condition, can lock and remove locking thereby rotor 2 is rotated by the key normal running.
Rotor 2 has a major diameter part 28 at front end, and a small diameter portion 12 is arranged in the rear end, and each several part all stretches out from flange 8.Near the position of major diameter part 28 pair of meshing projection 16 is set on the circumferencial direction of small diameter portion 12, it meshes with the draw-in groove 23 of coupling part 4 and the draw-in groove 18 of the collar 7, and wherein the collar 7 is assemblied on the coupling part 4, below with described.In addition, a circumferential groove 19 that along the circumferential direction extends is set on the rear end of small diameter portion 12, in order to assembling E shape ring 17.
Plunger 3 is rotatably connected on the major diameter part 28 of rotor 2.Cam path 20 is arranged on the front end face of plunger 3, and the projection cam 11 of housing 1 and cam path 20 engagements.The shape of the cam surface of each cam path 20 is set as the recess with 11 complementations of projection cam, thereby plunger 3 can move axially a distance along with the rotation of plunger 3 by projection cam 11, and this distance is the height of projection cam 11 on direction of principal axis.
Axially extended draw-in groove 13 is oppositely arranged on the inner surface of plunger 3, and from the outstanding system of rotor 2 peripheries fasten 14 with 13 engagements of this draw-in groove.The a pair of mate 21 that is meshed with the engagement projections 16 of rotor 2 is arranged on the rear end of plunger 3, and meshes on the rotation direction of rotor 2.
Cylindrical resin collar 7, one and the connector 4 and a back-moving spring 6 of plunger 3 rear end adjacency be connected in turn on the small diameter portion 12 of rotor 2, wherein back-moving spring 6 always gives connector 4 pressurizations towards the direction of plunger 3.The rear end of back-moving spring 6 is close to the front surface of release element 5.Connector 4 is arranged to one and is had the dish type of a jack 22.Be arranged on the inner surface of jack 22 with the engagement projections 16 corresponding draw-in grooves 23 of rotor 2 small diameter portion 12, thereby make the engagement projections 16 of rotor 2 small diameter portion 12 and 23 dismountable connections of draw-in groove of connector 4.
The draw-in groove 18 that is meshed with the engagement projections 16 of rotor 2 is oppositely arranged on the front end of the resin collar 7, and the small diameter portion 12 of insertion rotor 2 is to connect.In addition, connector 4 is engaged on the resin collar 7 rotationally
At the back side of connector 4, three engagement projections of axially stretching out 24 are separately positioned on the precalculated position.The inner surface 25 of the engagement projections of connector 4 has constituted the abutment surface of back-moving spring 6.The resin collar 7 is arranged between back-moving spring 6 and the rotor 2 preventing and gets rusty.In addition, back-moving spring 6 always pressurizes to connector 4 elasticity in the direction towards housing 1, and is used for connector 4 is rotated the initial rotation position that is reset to respect to housing 1.
In the release element 5 that is arranged on back-moving spring 6 back, be provided with engaging hole 26 that engages with three engagement projections 24 of connector 4 and the jack 27 that is used to insert rotor 2 small diameter portion 12.The small diameter portion 12 of rotor 2 is rotated and is inserted in this jack 27, and an anti-slip E shape ring 17 is assembled in the circumferential groove 19 of this small diameter portion 12.
The engagement projections 24 of connector 4 can move axially ground but be bonded on non-rotatingly in the engaging hole 26 of release element 5.That is, along with the rotation of connector 4,5 of release elements are in a circumferential direction with connector 4 unitary rotation.In addition, a wire (not shown) connects this release element 5 and links to each other with a locking device (not shown).
In said structure, when a valid key was inserted in the key 15 and carries out rotating operation, because system bolt 14 is withdrawn shown in Fig. 4 B, itself and draw-in groove 13 disengage from can be rotated rotor 2.Rotor 2, the collar 7 and connector 4 rotate together, and release element 5 also rotates simultaneously.Like this, can carry out the locking and unlocking according to the turned position of rotor 2.
On the other hand, when do not match key or instrument being carried out rotating operation,,, and on the direction of release element 5, move axially with cam gear so plunger also rotates together with rotor 2 because system bolt 14 also is in the state with draw-in groove 13 engagements of plunger 3 with one.
Therefore, the assembling that can remove between connector 4 and the rotor 2 connects, and makes rotor 2 idle running.As mentioned above, because the engagement between connector 4 and the rotor 2 has been disengaged, even if so rotor 2 rotating connectors 4 do not rotated yet, and since the release element 5 that is meshed with connector 4 do not rotate yet, so can prevent from not match key or instrument illegally unblanking to locking device.
In this embodiment, key or instrument never are not to extract out on the position of key insertion/extraction position and break away from even if match, shown in Fig. 3 and 4, because connector 4 moves axially together with plunger 3 on the direction of release element 5, then the engagement projections 16 of rotor 2 is meshed with draw-in groove 23 disengage from of connector 4 and with the mate 21 of plunger 3.
Therefore, when valid key is inserted in the key 5 rotary rotor 2 once more, plunger 3 also rotates, plunger 3 moves axially on the direction of housing 1 by cam gear, and the axial elasticity power that is produced by back-moving spring 6, connector 4 moves axially with the direction of plunger 3 along housing 1, to be assembled on the rotor 2, operates thereby can carry out normal release.
As indicated above, can when not matched key operated the rotation by one, rotor prevent the illegal release of locking device according to embodiments of the invention 1, because plunger moves axially to rotor rear end direction by cam gear, simultaneously connector also moves axially to the back-end, is connected with assembling between the rotor thereby removed connector.
Especially, even if after use does not match key and rotor when being on the non-key insertion/extraction position, also can carry out the normal release operation once more.That is, when inserting valid key once more with rotary rotor, can make plunger rotate with rotor engaged, and move connector, thereby assembling connects connector and rotor towards rotor axial.
[embodiment 2] (Fig. 5 to Figure 15)
Describe according to embodiments of the invention 2 and additional modifications embodiment below with reference to accompanying drawing.
Embodiment 2 grades have following technical characterictic: promptly the connector among the embodiment 1, spring, release element are assembled into integral body in advance, so that the assembly operation of this plunger lock.
As shown in Figure 5 and Figure 6, plunger lock according to the embodiment of the invention 2 comprises a housing 101, rotor 102, cylindrical plunger 103, release element 105, connector 104, the back-moving spring 106 and the collar 107, housing 101 is fixed on opening/closing on the part as the vehicle of matrix, rotor 102 is the diameter stairstepping and is rotatably installed in the housing 101, has telescopic system bolt, plunger 103 rotates and is arranged between rotor 102 and the housing 101, release element 105 connects the rear end of rotor 102, connector 104 and back-moving spring 106 removably are contained on the rear end of rotor 102, and the collar 107 is between connector 104 and back-moving spring 106.
More specifically with reference to each assembly of figure 5 and Fig. 7, on housing 101 front edge peripheries adjacent part 110 respect to one another is arranged, it docks mutually with adjacent surface 109 on rotor 102 flanges 108.Near on the circumferential section of adjacent part 110 trapezoidal protrusion cam 111 respect to one another is being set.Rotor 102 can rotate from front end and be inserted in the housing 101, and adjoining each other between the adjacent surface 109 that moves axially adjacent part 110 by housing 101 and rotor 102 of rotor 102 regulated.
As shown in Figure 5, system bolt 114 telescopicallies with draw-in groove 113 engagements to be described in detail below are arranged in the rotor 102, and key 115 is located on the front end surface of flange 108.When valid key is inserted in the key 115,114 withdrawals of system bolt and with draw-in groove 113 disengage from, under this disengaged condition, can lock and remove locking thereby rotor 102 is rotated by the key normal running.
Rotor 102 has a major diameter part 128 at front end, and a small diameter portion 112 is arranged in the rear end, and each several part all stretches out from flange 108.Position near major diameter part 128 on the circumferencial direction of small diameter portion 112 is provided with a pair of corotation projection 116 (hereinafter being called engagement projections), the draw-in groove 123 of itself and coupling part 104 and 118 engagements of the draw-in groove of the collar 107, wherein the collar 107 is assemblied on the coupling part 104, below with described.In addition, a circumferential groove 119 that along the circumferential direction extends is set on the rear end of small diameter portion 112, in order to assembling E shape ring 117.
Plunger 103 is rotatably connected on the major diameter part 128 of rotor 102.Cam path 120 is arranged on the front end face of plunger 103, and the projection cam 111 of housing 101 and cam path 120 engagements.The shape of each cam path 120 cam surface is set as a recess with 111 complementations of projection cam, thereby plunger 103 can move axially a distance along with the rotation of plunger 103 by projection cam 111, and this distance is the height of projection cam 111 on direction of principal axis.
Axially extended double draw-in groove 113 is oppositely arranged on the inner surface of plunger 103, and from the outstanding double system of rotor 102 peripheries fasten 114 with 113 engagements of this draw-in groove.
One always is connected for the back-moving spring 106 of connector 104 pressurizations, the roughly C shape collar 107 and the release element 105 that are formed from a resin towards plunger 103 directions with the connector 104, of plunger 103 rear end adjacency by the coupling device that is arranged on the collar 107, thereby can whole be formed on the small diameter portion 112 of rotor 102, hereinafter will be introduced this coupling device.
Connector 104 is arranged to one and is had the dish type of a jack 122.Set within it on the surface with the engagement projections 116 corresponding a pair of draw-in grooves 123 of rotor 102 small diameter portion 112, thereby the engagement projections 116 of small diameter portion 112 removably is connected with the draw-in groove 123 of connector 104.
At the back side of connector 104, the engagement projections 124 of axially stretching out is arranged on the precalculated position.Be used for be located at the collar 107 outer surfaces on the engaging hole 130 that is meshed of pair of meshing projection 129 roughly be arranged on the center of each engagement projections 124 respectively.The interior perimeter surface of the engagement projections 124 of connector 104 and the outer surface of the collar 107 constitute adjacent surface.
The interior perimeter surface of the collar 107 constitutes the adjacent surface of back-moving spring 106.A pair of hook-shaped mate 131 extends to the rear end of the collar 107 toward each other and from engagement projections 129 vertically.And back-moving spring 106 is configured all the time and is pressurizeing to connector 104 elasticity on the direction of housing 101, and is used for connector 104 is rotated the initial rotation position that is reset to respect to housing 101.
In the release element 105 that is arranged on back-moving spring 106 back, be provided with the engaging hole 126 that engages with the engagement projections 124 of connector 104; Engages step 132 is set in engaging hole 126, is used for being meshed with the hook-type mate 131 of the collar 107; With a patchhole 127, be used to insert the small diameter portion 112 of rotor 102.A supporting leg 133 closes with a termination of back-moving spring 106, this supporting leg is arranged on the front end face edge of release element 105, is used for rotating and compress back-moving spring 106 during described hereinafter assembling connector 104, the collar 107, back-moving spring 106 and the release element 105.
The small diameter portion 112 of rotor 102 is rotated and is inserted in the jack 127, and an anti-slip E shape ring 117 is assembled in the circumferential groove 119 of this small diameter portion 112.The engagement projections 124 of connector 104 and the hook-type mate 131 of the collar 107 can move axially ground but be bonded on non-rotatingly in the release element 105 ground engaging holes 126.That is, along with the rotation of connector 104,105 of release elements are in a circumferential direction with connector 104 unitary rotation.In addition, a wire (not shown) connects this release element 105 and links to each other with a locking device (not shown).
Introduce the assembly operation of connector 104, back-moving spring 106, the collar 107 and release element 105 then with reference to figure 7 and Fig. 8.At first, the collar 107 is inserted in the connector 104, and is simultaneously adjacent with the inner surface of engagement projections 124, and the engagement projections 129 of the collar 107 is meshed with the engaging hole 130 of connector 104.Then, insert back-moving spring 106 and make its inner surface in abutting connection with the collar 107, an end of back-moving spring 106 is engaged with the side of engagement projections 124, the other end engages with the side of the supporting leg 133 of release element 105.Rotate unlock piece 105 spring is compressed on connector 104 directions, and engagement projections 124 and hook-shaped engaging piece 131 insert and be fixed in the engaging hole 126.Because this hook-shaped engaging piece 131 is connected by so-called snap fit with engages step 132, so be easy to fix.
As indicated above, because connector 104, back-moving spring 106, the collar 107 and release element 105 are arrived together by overall package, so plunger lock according to the present invention can be assembled at an easy rate: promptly by the front end of rotor 102 from housing 101 inserted, and incite somebody to action connector 104, back-moving spring 106, the collar 107 and the release element 105 that be assembled into before together and insert, and encircle 117 fixed rotors 102 with E shape from the rear end of housing 101.
In said structure, when a valid key is inserted in the key 115 and carries out rotating operation, owing to make bolt 114 withdrawals, thereby rotor 102 can be rotated with draw-in groove 113 disengage from.Rotor 102, the collar 107 and connector 104 rotate together, and release element 105 also rotates simultaneously.Like this, can carry out the locking and unlocking according to the turned position of rotor 102.
On the other hand, when do not match with a handle key or instrument carry out rotating operation, because system bolt (not shown) also is in the state with draw-in groove 113 engagements of plunger 103, so plunger also rotates together with rotor 102, and on the direction of release element 105, move axially with cam gear, assembling connection between connector 104 and the rotor 102 is disengaged, thereby makes rotor 102 idle running.As indicated above, because the engagement between connector 104 and the rotor 102 has been disengaged, so even if rotor 102 rotating connectors 104 have not rotated yet, and owing to the release element 105 that is meshed with connector 104 does not rotate yet, so can prevent from not match key or instrument illegally unblanking to locking device.
Key or instrument do not insert/extract out the position when extracting out from non-key when matching, shown in Fig. 9 B, because connector 104 moves axially together with plunger 103 on the direction of release element 105, so the engagement projections 116 of rotor 102 and draw-in groove 123 disengage from of connector 104, and be meshed with the draw-in groove 113 of plunger 103 inner surfaces.
Therefore, when valid key is inserted in the key 105 rotary rotor 102 once more, plunger 103 also rotates, plunger 103 moves axially on the direction of housing 101 by cam gear, and connector 104 moves axially with the direction of plunger 103 along housing 101 under the effect of the axial elasticity power of back-moving spring 106, and is assembled on the rotor 102.Thereby, can carry out normal unlocking operation.
In the remodeling embodiment shown in Figure 10,11 and 14, connector 104, the collar 107, back-moving spring 106 and the release element 105 of plunger lock are assembled into integral body in advance according to the present invention.And, in this remodeling embodiment, the supporting leg 133 of release element 105 and engaging hole 134 engagements that are located on the connector 104.In addition, be arranged on the inner surface of patchhole 127 of release element 105 with the inclined plane 136 of top 135 adjacency of rotor 102, direction at the outer rim 137 upper edge back-moving springs 106 of patchhole 127 is provided with a recess 140, and a snap ring 138 made from wire as shown in figure 11 connects thereon.
Top 135 is about spindle, has a circumferential groove in a circumferential direction, be used for and snap ring 138 engagements, and rotatable being inserted in the patchhole 127.Snap ring 138 is made by the guitar shape that a wire is roughly curved an end opening, and by openend is connected on the recess 140 widening on the diametric(al).
This plunger lock is with assembling with embodiment 2 identical modes, and connector 104, the collar 107, back-moving spring 106 and release element 105 are assembled into integral body in advance and insert from housing 101 rear ends.Because insert wherein in the direction along patchhole 127 on the top 135 of rotor 102, on diametric(al), amplify snap ring 138 simultaneously, top 135 is resisted against on the inclined plane 136, and snap ring 138 is limited in circumferential groove 119 clocks on diametric(al), so just can finish assembling under the individual palpation operation.
In addition, because snap ring 138 is connected on the release element 105 in back-moving spring 106 in advance, so just no longer needed the connection of E shape ring 117, because need not connect E shape ring, so the axial length of the connector 104 that assembles, back-moving spring 106, release element 105 has just shortened at release element 105 back sides.
Because key is identical with embodiment 1 with the operation of the plunger lock that fits together by mode above to the operation of plunger lock, so saved explanation to it.
In another remodeling embodiment shown in Figure 12,13 and 15, snap ring 138 is rectangular metal plate, two is all crooked in the opposite direction predetermined length of end vertically, and be bent identical cylindrical of the external diameter that is processed into release element 105 outward flanges 137, on position relative,, be provided with curved tabs 139 corresponding to recess 140.This snap ring 138 is similar to Example 2, is connected one in advance and makes on curved tabs 139 and the position that the recess 140 of release element 105 is meshed, in addition, connector 104, the collar 107, back-moving spring 106 and release element 105 is assembled into integral body.
This plunger lock is with assembling with identical mode embodiment illustrated in fig. 10, insert from housing 101 rear ends being assembled into whole connector 104, the collar 107, back-moving spring 106 and release element 105 in advance, insert on the direction of patchhole 127 on the top 135 of rotor 102, amplifies the curved tabs 139 of snap ring 138 simultaneously at the radial direction upper edge of snap ring diameter.Curved tabs 139 and circumferential groove 119 engagements can be finished assembling by the individual palpation operation like this.
Because the operation of the plunger lock that key fits together to the operation of plunger lock and by mode above is all identical with previous embodiment, so saved explanation to it.
In embodiment mentioned above 2, connector, spring, the collar and release element can be assembled into integral body with the coupling device that is arranged in the collar.In addition, in a remodeling embodiment, collar member is detachably connected on the release element in advance, thereby plunger lock can assemble by the individual palpation operation, and no longer needs outer clamp at assembly process, thereby has improved operating efficiency.In addition, in another remodeling embodiment, collar member is arranged on the spring inboard, thereby can shorten the axial length of this connector that fits together, spring and release element.

Claims (6)

1. a plunger is locked, and comprising:
One is fixed to the housing on the matrix,
One is included in the plunger in this housing,
One rotor, it has the system bolt that can stretch on plunger, and when the insertion valid key was withdrawn the system bolt from plunger, this rotor can rotate in plunger,
A connection piece, it can rotate with plunger and removably be connected on the rotor in the axial direction,
One release element, thus its with this connector be meshed make its can with this connector unitary rotation, and be connected on the locking device by a driving member,
Be arranged on the cam gear between this housing and the plunger, be used for plunger is shifted to this release element, and remove between this connector and the rotor be connected and
One spring is used for giving the pressurization of connector elasticity being assembled on the epitrochanterian direction, it is characterized in that:
Be provided with a mate on plunger, it just meshes on rotation direction with rotor when release element moves at plunger.
2. according to the plunger of claim 1 lock, it is characterized in that the engagement projections of this rotor is meshed with mate on being located at plunger, this engagement projections is also served as the fit engagement with connector.
3. according to the plunger lock of claim 1 or 2, it is characterized in that this connector, spring, release element constitute integral body by assembling in advance.
4. according to the plunger lock of claim 3, it is characterized in that a collar is clipped between connector and the release element, and this collar and connector and release element engagement, thereby each element can be assembled into integral body.
5. according to the plunger of claim 3 lock, it is characterized in that one is arranged on rotor and is connected with a joggle togather near the groove on the top of release element one side and collar member that removably is connected in advance on this release element and is assembled into integral body.
6. according to the plunger of claim 5 lock, it is characterized in that this collar member is detachably connected on this release element and is arranged on the spring inboard.
CN 200510091396 2004-07-02 2005-07-01 Cylinder lock Expired - Fee Related CN1769634B (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2004196867A JP4403395B2 (en) 2004-07-02 2004-07-02 Cylinder lock
JP196867/04 2004-07-02
JP084348/05 2005-03-23
JP2005084348A JP4487129B2 (en) 2004-12-24 2005-03-23 Cylinder lock

Publications (2)

Publication Number Publication Date
CN1769634A true CN1769634A (en) 2006-05-10
CN1769634B CN1769634B (en) 2011-03-09

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN 200510091396 Expired - Fee Related CN1769634B (en) 2004-07-02 2005-07-01 Cylinder lock

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105026664A (en) * 2013-03-14 2015-11-04 本田制锁有限公司 Cylinder lock
CN105829625A (en) * 2013-12-13 2016-08-03 本田制锁有限公司 Cylinder locking device

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2748513B1 (en) * 1996-05-10 1998-06-26 Valeo Securite Habitacle AXIAL RELEASE LATCH FOR A MOTOR VEHICLE LOCK MECHANISM

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105026664A (en) * 2013-03-14 2015-11-04 本田制锁有限公司 Cylinder lock
CN105026664B (en) * 2013-03-14 2016-12-21 本田制锁有限公司 Cylinder lock
CN105829625A (en) * 2013-12-13 2016-08-03 本田制锁有限公司 Cylinder locking device
CN105829625B (en) * 2013-12-13 2017-07-21 本田制锁有限公司 Cylinder lock assembly

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JP4403395B2 (en) 2010-01-27
CN1769634B (en) 2011-03-09
JP2006016886A (en) 2006-01-19

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