WO2011009281A1 - 联动式防盗锁头 - Google Patents
联动式防盗锁头 Download PDFInfo
- Publication number
- WO2011009281A1 WO2011009281A1 PCT/CN2010/000226 CN2010000226W WO2011009281A1 WO 2011009281 A1 WO2011009281 A1 WO 2011009281A1 CN 2010000226 W CN2010000226 W CN 2010000226W WO 2011009281 A1 WO2011009281 A1 WO 2011009281A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- shrapnel
- brake
- key
- piece
- elastic
- Prior art date
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B29/00—Cylinder locks and other locks with plate tumblers which are set by pushing the key in
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B29/00—Cylinder locks and other locks with plate tumblers which are set by pushing the key in
- E05B29/0066—Side bar locking
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T70/00—Locks
- Y10T70/70—Operating mechanism
- Y10T70/7441—Key
- Y10T70/7486—Single key
- Y10T70/7508—Tumbler type
- Y10T70/752—Sliding tumblers
- Y10T70/7525—Longitudinal
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T70/00—Locks
- Y10T70/70—Operating mechanism
- Y10T70/7441—Key
- Y10T70/7486—Single key
- Y10T70/7508—Tumbler type
- Y10T70/7559—Cylinder type
- Y10T70/7588—Rotary plug
- Y10T70/7593—Sliding tumblers
- Y10T70/7599—Transverse of plug
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T70/00—Locks
- Y10T70/70—Operating mechanism
- Y10T70/7441—Key
- Y10T70/7486—Single key
- Y10T70/7508—Tumbler type
- Y10T70/7559—Cylinder type
- Y10T70/7588—Rotary plug
- Y10T70/7593—Sliding tumblers
- Y10T70/7599—Transverse of plug
- Y10T70/7616—Including sidebar
Definitions
- the invention relates to an anti-theft lock head, in particular to a linkage type unsealing anti-theft lock.
- a shrapnel type anti-theft lock (patent application number: 200710160958.7, publication number: CN101196085).
- the opening and sealing method is as follows: During the insertion of the key, by inserting the key, the elastic pieces in the lock head are all released from the locked state, and enter the rotating interface of the lock cylinder, but at this time, the lock core is not separated by the elastic piece.
- the locked state can be rotated, and the rotation of the circular control piece must be driven by the key, so that the circular control piece pushes the boss of the end of the guide rod to be axially displaced rearward, away from the groove on the lock sleeve, through the guide rod
- the guide bar brake teeth cooperate with the slots of the spring to enable the lock cylinder to be fully open.
- the key is returned to the extracted positive position by the key.
- the guide rod moves axially forward by the spring at the rear end, so that the guide brake teeth on the guide rod are separated from the tooth groove on the elastic piece, and then guided.
- the boss on the rod enters the groove on the lock sleeve, creating a lock, at which point the key can be pulled out.
- each of the shrapnels at this time is out of engagement with the brake teeth of the guide rods, and is returned to the locked position by the spring, which is the second lock.
- double guide, double guide dovetail groove, double-head spring groove, double guide spring reset spring can be changed to single guide, single guide dovetail slot, single-head spring slot, single guide return spring.
- the object of the present invention is to provide a linkage unsealing anti-theft lock head, in the inside of the lock head, the secondary opening and the second sealing method realized by the linkage structure, while further improving the anti-theft performance of the lock head, avoiding Remaining features simplify its structure.
- the present invention adopts the following technical solutions:
- a linkage anti-theft lock head comprising a lock sleeve, a lock cylinder, a brake lever, a front elastic piece and a return spring thereof, a tail spring piece and a return spring thereof and a key, wherein the front elastic piece and the tail spring piece and the lock core are axially distributed
- the shrapnel slot is matched, the brake lever is installed along the axial direction of the lock cylinder, and the brake teeth on the brake lever are engaged with the spring teeth of the front elastic piece and the tail spring piece, and the front elastic piece and the tail spring piece are oppositely arranged.
- Brake groove there are two implementations:
- the front shrapnel is the front shrapnel
- the tail shrapnel is the last shrapnel, which is described in detail as: including the lock sleeve, the lock cylinder, the brake lever, the front shrapnel, the last shrapnel, the key, spaced in the axial direction of the lock cylinder
- the shrapnel is matched with the shrapnel slot of the lock cylinder.
- a lock cylinder groove matching the brake lever is disposed in the upper part of the lock cylinder along the axial direction.
- the front end of the brake lever is provided with a boss which cooperates with a circumferential groove of the front end of the lock sleeve;
- All the shrapnel before the last shrapnel are front shrapnel, and at least one shrapnel alveolar is provided on the front or back side of each front shrapal piece.
- the shrapnel of the front shrapnel is covered by the upper inclined surface of the shrapnel and the bottom of the shrapnel.
- the plane forms an angle, and the notch groove of the front piece is aligned with the key insertion direction; the front brake teeth of the front piece of the spring piece are meshed with the front teeth of the front piece;
- At least one elastic tooth groove is provided on the front side or the reverse side of the last elastic piece, and the elastic element groove of the last elastic piece is formed by the upper inclined surface and the lower inclined surface, and the orientation of the notch groove of the last elastic piece is opposite to the key insertion direction.
- the brake lever is provided with a last brake tooth; the end of the last brake tooth has the same shape as the front brake tooth, and meshes with the elastic tooth groove of the adjacent front elastic piece, and the other end
- the upper inclined surface and the lower inclined surface form a lobe, and mesh with the elastic alveolar groove of the last elastic piece;
- a braking end is provided, which cooperates with the braking groove at the bottom end of the locking sleeve;
- the above-mentioned key tooth is composed of a transition platform, a pushing slope and a back pressure slope, the transition platform and the pushing
- the pressure ramp and the back pressure ramp are connected in a transitional manner; the longitudinal advancement length of any one of the transition platforms is to meet the equal advancement length of the contact surface of the keyhole shrapnel keyhole during the advancement of the other transitional platform; at least one backlash bevel in the entire key
- the height of the back pressure ramp is equal to the height of the front brake tooth or the height of the progressive back pressure ramp; the front end of the key is provided with a push ramp; the key is coded according to the height of the transition platform.
- the elastic alveolar groove of the above-mentioned front piece is formed by a right angled triangle and a bottom plane of the elastic tooth groove; the lateral width of the front brake tooth is greater than or equal to the lateral width of the elastic piece, and the front brake tooth
- the upper inclined surface forms an angle with the bottom plane of the brake lever;
- the elastic alveolar groove of the last spring piece is an isosceles triangle shape, and the upper inclined surface and the lower inclined surface are symmetric with an angle bisector, the angle bisector and the brake
- the bottom plane of the rod is flat Row.
- the angle between the upper inclined surface of the elastic piece groove of the front piece and the bottom plane of the elastic tooth groove is 43 ° ⁇ 60 °, and the upper inclined surface of the front brake tooth and the bottom plane of the brake lever are respectively formed.
- the angle of the brake lever is 30° to 60°, and the bottom surface of the brake lever is parallel to the bottom plane of the elastic alveolar groove; the elastic alveolar groove of the last elastic piece is an isosceles triangle, and the upper and lower inclined surfaces and the angle bisector are clamped.
- the angle is 43 ° to 60 °; the angle between the upper inclined surface of the end of the brake lever and the end of the front brake disc toward the front spring is 30 ° ⁇ 60 °, the brake lever The angle between the upper and lower slopes of the bulge forming the lobes of the end of the last brake tooth toward the last spring is 30° to 60°.
- the angle between the upper inclined surface of the elastic groove of the front piece and the bottom surface of the elastic groove is 45°, and the angle between the upper inclined surface of the front brake tooth of the brake lever and the bottom plane of the brake lever 45°;
- the shrapnel of the last shrapnel is an isosceles triangle, and the angle between the upper and lower slopes and the angle bisector is 45°;
- the brake of the brake lever is at the last position
- the angle between the upper inclined surface of one end of the tooth toward the front piece of the elastic piece and the bottom plane is 45°, and the upper end of the brake lever is oriented toward the end of the last piece of the elastic piece.
- the angle between the two slopes and the angle bisector is 45°.
- the front end of the key is a push ramp that is less than or equal to 45°.
- Each of the front slats is provided with at least two shrapnels arranged in parallel from top to bottom, and the direction, size and angle of the shrapnel are the same; in the open state, on each of the front shrapnel, one of them
- the bottom plane of the shrapnel is in the same plane as the bottom plane of the front brake teeth of the brake lever.
- Each transition platform of the above-described key is parallel to each other and parallel to the axis of the lock cylinder.
- the steps of opening and sealing the interlocking anti-theft lock are respectively:
- the opening steps are as follows:
- the front shrapnel opening process When the key is pushed forward, when the pusher slope of the front end of the key touches the touch surface of the last shrapnel keyhole, the touch surface of the front shrapnel keyhole is all open by the key transition platform. , to achieve the first opening of the front shrapnel without linkage;
- the last shrapnel opening process the key is continued to advance, and the pushing slope of the front end of the key completes the process of pressing the touch surface of the keyhole from the top end of the shrapnel to the final pressing of the key piece of the keyhole of the shrapnel by the transition platform, so that The last shrapnel is displaced downward;
- one or more of the front elastic pieces are displaced downward by the backlash of the key, and the front elastic piece is displaced downward, and the upper inclined surface of the elastic tooth groove of the front elastic piece is equivalent.
- the convex part of the moving cam presses the front brake tooth on the brake lever to longitudinally displace the brake lever toward the bottom end of the lock sleeve, so that the brake end of the brake lever and the bottom of the lock sleeve
- the brake groove of the end is matched to realize the secondary sealing of the linkage mode
- the invention provides a linkage unsealing anti-theft lock head, which not only retains the mutual braking of the prior art shrapnel, the brake lever and the lock sleeve, but also performs mutual braking of the brake lever, the shrapnel and the key.
- Linkage through the linkage structure to achieve the second opening and the second sealing, so that the technical opening to avoid this, effectively improve the anti-theft performance of the lock.
- value engineering the design of the remaining functions is also avoided, so that the structure is effectively simplified.
- the front shrapnel is the rear shrapnel
- the tail shrapnel is the first shrapnel, which is described in detail as: a lock sleeve
- the lock The sleeve comprises: an upper and lower symmetrical axial groove, a circumferential groove, and a brake groove at the front end of the lock sleeve; a lock core whose outer diameter is matched with a corresponding inner diameter of the lock sleeve, the lock core includes: a set of along the shaft a spaced apart shrapnel slot, an axially formed brake lever chute, and a front and rear lock cylinder keyhole; a brake lever that cooperates with the brake lever chute, the brake The rod comprises: a set of rear brake teeth and a first brake tooth distributed along the longitudinal direction thereof, a boss formed at the rear end of the brake lever, and a clearance fit with the circumferential groove, at the front end of the brake lever Forming a braking end to cooperate with the brake groove;
- the symmetry plane of the brake lever chute on the lock cylinder intersects with the vertical symmetry plane of the lock cylinder, and the symmetry plane of the brake lever chute is in the middle of the height of the spring slot hole, and the brake lever chute and the lock cylinder on the lock cylinder
- the shrapnel holes are communicated;
- the shrapnel of the rear shrapnel is formed in the middle of the upper and lower directions of the front plane of the rear shrapnel, and the shrapal alveolar of the rear shrapnel is formed by the upper inclined plane and the bottom plane to form a right-angled triangle;
- the front plane of the spring piece is perpendicular to the symmetry plane of the lock core, and the notch assembly direction of the spring tooth groove of the rear spring piece is aligned with the key insertion direction, and the upper inclined surface of the rear brake tooth of the brake lever forms an angle with the bottom plane.
- the rear brake tooth at the rear of the brake lever is disengaged from the elastic alveolar groove of the
- the shrapnel of the first shrapnel is formed in the middle of the upper and lower directions of the rear plane of the first shrapnel.
- the shrapnel of the first shrapnel is formed by the upper bevel and the lower bevel.
- the rear plane of the first shrapnel is perpendicular to the symmetry plane of the lock core.
- the slot assembly of the shrapnel of the shrapnel is opposite to the direction in which the key is inserted.
- the first brake tooth on the brake lever is formed by the upper bevel and the lower bevel, and the first brake tooth of the brake lever is in the first position.
- the shrapnel of the shrapnel is clutched.
- the spring shingle of the first piece of shrapnel is an isosceles triangle, and the upper inclined surface and the lower inclined surface are symmetric with an angle bisector; the angle bisector of the upper inclined surface and the lower inclined surface is parallel to the bottom plane of the elastic alveolar of the rear elastic piece. Or on the same plane.
- the angle between the upper inclined surface of the shrapal alveolar of the rear elastic piece and the bottom plane of the elastic tooth groove is 43 ° to 60 °, and the upper inclined surface of the rear brake tooth and the bottom plane of the rear brake tooth form a clip.
- the angle is 30. ⁇ 60 °, the bottom plane of the brake teeth is parallel to the bottom plane of the shrapnel of the rear shrapnel; the shrapnel of the first shrapnel is an isosceles triangle, and its upper and lower slopes and angle bisector
- the angle of the brake is 43 ° ⁇ 60 °; the first brake tooth of the brake lever is oriented toward the first spring, and the first brake tooth is convex.
- the angle between the upper and lower slopes of the corner and the angle bisector is 30 ° ⁇ 60 °.
- the upper inclined surface of the shrapal alveolar of the rear elastic piece is at an angle of 45° with the bottom plane of the elastic alveolar groove, and the upper inclined surface of the rear brake tooth of the brake lever forms an angle of 45° with the bottom plane.
- the shrapnel of the first shrapnel is an isosceles triangle, and the angle between the upper and lower slopes and the angle bisector is 45°; the first brake tooth of the brake lever faces the first shrapnel In the direction, the angle between the upper and lower slopes of the first brake tooth and the angle bisector is 45 °.
- the angle between the pushing bevel of the front end of the key and the direction of key insertion is less than or equal to 45°.
- Each of the above rear shrapnel is provided with at least two shrapnels arranged in parallel from top to bottom, the direction, size and angle of the shrapnel are the same; in the open state, on each rear shrapnel, one of them
- the bottom plane of the shrapnel is in the same plane as the bottom plane of the rear brake teeth of the brake lever.
- Each transition platform of the above-described key is parallel to each other and parallel to the axis of the lock cylinder.
- the steps of opening and sealing the interlocking anti-theft lock are respectively:
- the opening steps are as follows:
- the opening process of the first shrapnel The key is pushed forward, and the pushing slope of the front end of the key completes the process of touching the key surface of the first key piece of the shrapnel from the top to the top of the first key piece of the shrapnel key hole by the transition platform, so that the first shrapnel is turned toward Lower displacement is turned on;
- the key In the process of pulling the key, firstly, the key is removed from the key hole of the first piece of the spring piece, and the upper end of the first piece of spring piece enters the axial groove of the locking sleeve by the spring, and returns to the locking position to realize the first sealing without the linkage mode;
- the invention provides a side-position linkage anti-theft lock head, which not only retains the mutual braking of the prior art shrapnel, the brake lever and the lock sleeve, but also performs the brake lever, the shrapnel and the key. Interacting with each other, the secondary opening and the secondary sealing realized by the linkage structure enable the technical opening to lose sight of each other and effectively improve the anti-theft performance of the lock; in the value engineering, the remaining functions such as the double brake lever are also avoided.
- the design makes the structure effectively simplified. At the same time, the structure pays attention to the existing machining process.
- the brake lever is installed on the side of the brake rod, and the brake lever is combined with the rear elastic piece and the first position of the spring piece to effectively make the rear.
- the position of the shrapnel and the first shrapnel avoids the simultaneous cooperation with the brake rod and the shrapnel hole, which not only reduces the difficulty of the machining process of the lock cylinder, but also effectively reduces the processing of the brake lever and the rear spring shrapnel and the first shrapnel. Difficulty.
- FIG. 1 is a first open assembly diagram of a non-coupling mode according to Embodiment 1 of the present invention.
- Figure 2 is a cross-sectional view of Figure 1B-B.
- Fig. 3 is a second open assembly diagram of the linkage mode according to the first embodiment of the present invention.
- Fig. 4 is a front elevational view, partly in section, of the lock cylinder according to the first embodiment of the present invention.
- Figure 5 is a cross-sectional view of Figure 4A-A.
- Figure 6 is a plan view of a lock cylinder according to Embodiment 1 of the present invention.
- Fig. 7 is a front elevational view, partly in section, of the brake lever according to the first embodiment of the present invention.
- Figure 8 is a plan view of a brake lever according to Embodiment 1 of the present invention.
- Figure 9 is a cross-sectional view of Figure 8D-D.
- Figure 10 is a cross-sectional view of Figure 8C-C.
- Figure 11 is a front elevational view of the front shrapnel of the first embodiment of the present invention.
- Fig. 12 is a plan view showing the front piece of the elastic piece according to the first embodiment of the present invention.
- Figure 13 is a left side sectional view of the front piece of the elastic film according to Embodiment 1 of the present invention.
- Figure 14 is a cross-sectional view showing the final spring piece of the first embodiment of the present invention.
- Figure 15 is a front cross-sectional view showing the lock sleeve of the first embodiment of the present invention.
- Figure 16 is a cross-sectional view taken along line E-E of Figure 15.
- Figure 17 is a front elevational view of a key according to Embodiment 1 of the present invention.
- Fig. 18 is a view showing the assembly of the non-coupling mode once in the second embodiment of the present invention.
- Figure 19 is a cross-sectional assembly view of Figure 18A-A.
- Fig. 20 is a second open assembly drawing of the interlocking mode according to the second embodiment of the present invention.
- Figure 21 is a partial cross-sectional view showing a lock cylinder according to a second embodiment of the present invention.
- Figure 22 is a cross-sectional view of Figure 21C-C.
- Figure 23 is a cross-sectional view of Figures 21D-D.
- Figure 24 is a front elevational view of the rear position shrapnel of the second embodiment of the present invention.
- Figure 25 is a left side view of the rear position piece of the second embodiment of the present invention.
- Figure 26 is a front elevational view of the first shrapnel of the second embodiment of the present invention.
- Figure 27 is a left side view of the first elastic piece of Embodiment 2 of the present invention.
- Figure 28 is a front elevational view of the brake lever of Embodiment 2 of the present invention.
- Figure 29 is a cross-sectional view of Figure 28B-B.
- Figure 30 is a plan view of a brake lever according to Embodiment 2 of the present invention.
- Figure 31 is a perspective view of a brake lever according to a second embodiment of the present invention.
- Fig. 32 is a top view assembly view of Fig. 18 without linkage mode.
- Fig. 33 is a plan view showing the secondary opening of the interlocking mode of Fig. 20;
- Figure 34 is a front elevational view of the key of the second embodiment of the present invention.
- the front end of the lock sleeve 16 is fitted with an end cover 3, and the end cover 3 is matched with the front end of the lock cylinder 2 by the interlocking anti-theft lock.
- a lock cylinder groove 18 is provided in the upper portion of the lock cylinder in the axial direction in a clearance fit with the brake lever 19.
- the end of the lock cylinder 2 is provided with a lock cylinder linkage end 12.
- the lock cylinder linkage end 12 is provided with a coupling straight mouth 13 which is prepared to cooperate with the interlocking device of the lock body.
- the lock cylinder is axially positioned by the lock cylinder shoulder 15 and the open retaining ring 23 on the retaining ring groove 11 at the end of the lock cylinder.
- the front shrapnel 6 All of the shrapnel before the last shrapnel 9 are referred to as the front shrapnel 6.
- the front elastic piece 6 and the last elastic piece 9 are installed in the elastic piece slot 26 of the lock core which are spaced apart in the axial direction, and the front elastic piece 6 and the last spring piece 9 are in clearance fit with the elastic piece slot 26 of the lock cylinder.
- the key 1 is engaged with the bulkhead keyhole 27 of the lock cylinder, the front shrapnel keyhole and the last shrapnel keyhole 22.
- a boss 5 is provided at the front end of the brake lever, which cooperates with the circumferential groove 4 or the lock groove 17 at the front end of the lock sleeve.
- the end of the brake lever is provided with a brake end 32 which cooperates with a brake groove 10 at the bottom end of the lock sleeve.
- the brake lever is provided with a front brake tooth 7 that meshes with the spring tooth groove of the front spring piece and a last brake tooth 8 that engages the spring tooth groove of the last spring piece.
- Fig. 1 the state in which the front end of the key 1 and the contact surface 14 of the last elastic piece 9 are in contact with each other and the top pressure has not yet been entered is shown.
- Fig. 3 the top pressure state of the front end of the key 1 and the contact surface 14 of the last elastic piece 9 is shown.
- the upper part of the lock cylinder is provided with an open-shaped straight-mouth lock core groove 18, and the lock core groove is disposed along the axial direction of the lock core, and a longitudinally distributed elastic plate slot 26 is arranged along the bottom plane of the lock core groove, and the elastic plate slot is provided. It is perpendicular to the bottom plane of the lock cylinder. Between the shrapnel slot and the shrapnel slot is a partition 24, and a partition keyhole 27 is provided in the partition 24. The bulkhead keyhole 27 is in the same axial position as the front end keyhole 29 of the lock cylinder.
- the coupling hole 28 and the coupling straight port 13 provided by the lock cylinder interlocking end 12 are prepared for linkage with the lock body, and the structure thereof varies with different lock types.
- Spring holes 25 communicating with each other are symmetrically disposed on both sides of each of the spring slots 26, and a spring seat 30 is disposed below the spring holes.
- One end of the brake tooth of the brake lever toward the last spring piece is formed by the upper inclined surface 31 and the lower inclined surface 33, and the angle between the upper inclined surface 31 and the lower inclined surface 33 is 30°. ⁇ 60°, the best angle is 45°.
- the end of the brake lever is provided with a brake end 32 that cooperates with a detent groove at the bottom end of the lock sleeve.
- the front end of the brake lever is provided with a boss 5 that cooperates with the recess of the lock sleeve and the circumferential groove of the lock sleeve.
- At least one elastic tooth groove is arranged on the front side or the reverse side of each front piece, and the upper inclined surface 34 of the elastic groove of the front piece is intersected with the bottom plane 35 of the elastic groove of the front piece and has a right-angled triangle shape, and the elastic piece of the front piece
- the slot orientation is the same as the key insertion direction.
- the angle between the upper inclined surface of the elastic groove of the front piece and the bottom surface of the elastic tooth groove is 43° to 60°, preferably 45°.
- the bottom plane of the shrapnel is parallel to the bottom plane of the brake lever.
- At least one elastic alveolar groove is arranged on the front side or the reverse side of the last elastic piece, and the elastic alveolar groove of the last elastic piece is an isosceles triangle, and the upper and lower inclined surfaces 37 and 38 constitute an isosceles triangle, upper and lower
- the angle between the two inclined faces and the angle bisector is 43 ° ⁇ 60 °, preferably 45 °.
- the angle bisector of the upper and lower slopes is parallel to the bottom plane of the brake lever.
- the orientation of the notch of the shrapnel of the last shrapnel is opposite to the direction in which the key is inserted.
- the key portion is provided in the middle of the front elastic piece and the last spring piece, and the contact surfaces 36 and 14 of the lower bottom of the key hole are chamfered or arc-shaped, which facilitates key extraction.
- a spring limiting seat 21 is symmetrically disposed on both sides of the elastic piece, and the spring in the spring hole is restricted by the spring seat with the lock core.
- the upper and lower circular arc faces of the front and rear elastic pieces can be processed into a flat top shape to shorten the longitudinal height. It is also possible to process the curved surface of one of the upper and lower sides of the front and rear elastic pieces into a flat top shape to shorten the longitudinal height thereof in an appropriate amount.
- Each of the front sprocket pieces is provided with at least two shrapnel teeth arranged uniformly from top to bottom, and the direction, size and angle of the shrapnel are the same; in the open state, on each front sprocket, wherein The bottom plane of a shrapnel is in the same plane as the bottom plane of the front brake teeth of the brake lever.
- a brake end 32 which cooperates with the detent recess 10 at the bottom end of the lock sleeve.
- the lock cylinder groove 17 is used for limiting the front spring piece and the rear position spring piece. When the front piece spring piece and the rear position piece piece are matched, the lock core is locked and cannot rotate.
- the front end of the lock sleeve is provided with a circumferential groove 4 that cooperates with the boss 5 of the brake lever. When the brake end of the brake lever is disengaged from the brake groove, the front end of the brake lever is inserted into the circumferential groove by the sleeve groove, so that the lock cylinder can rotate.
- the key 1 tooth is composed of a transition platform 39, 40, a push ramp 42 and a back pressure ramp 43.
- the transition platform is connected with the push ramp and the back pressure ramp; the longitudinal advancement length of any transition platform is to satisfy other The height-advancing length of the contact surface of the keyhole of the top-loading shrapnel during the advancement of the transition platform; at least one backlash bevel in the entire key, the height of the back-slope bevel is equal to the height of the front brake tooth, or recursively The sum of the heights of the pressure ramps; the front end of the key is provided with a push ramp 41; the key is coded according to the height of the transition platform.
- the front end of the key is a push ramp 41 that is less than or equal to 45°.
- Each transition platform of the key is parallel to one another and parallel to the axis of the lock cylinder.
- the front shrapnel opening process When the key 1 is pushed forward, when the push bevel 41 of the front end of the key touches the end of the shrapnel key hole touch surface 14, the front key piece 6 key hole contact surface is all under the key 1 transition platform 39, 40 top pressure open state, to achieve a front opening of the front piece 6 without linkage;
- the key In the process of pulling the key 1, firstly, the key is removed from the key hole of the last piece 9 , and the upper end of the last piece of spring enters the locking groove 17 by the spring, and returns to the locking position to realize the first sealing without linkage mode; b.
- the one or more front spring pieces are displaced downward by the back pressure inclined surface 43 of the key, and the front elastic piece 6 is displaced downward, and the elastic piece of the front piece is passed through the alveolar tooth groove.
- the upper inclined surface presses the front brake tooth 7 on the brake lever to longitudinally displace the brake lever toward the bottom end of the lock sleeve, so that the brake end 32 of the brake lever cooperates with the brake groove 10 at the bottom end of the lock sleeve to realize The second sealing of the linkage mode; c. After the key is completely extracted, the upper end of the front elastic piece 6 enters the locking sleeve groove 17 by the spring, and completes the sealing without the linkage mode together with the last spring piece;
- a side position interlocking anti-theft lock head comprises: a lock sleeve 104, wherein the lock sleeve comprises: an upper and lower symmetrical axial direction a groove 107, 112, a circumferential groove, and a brake groove at the front end of the lock sleeve; an end cover 102, which is fitted with the rear end of the lock sleeve; a lock core 103 whose outer diameter is matched with a corresponding inner diameter of the lock sleeve, the lock The core comprises: a set of axially spaced apart shrapnel slots 137, a partition 106 between the shrapnel slots, an axially formed brake lever chute 136, and a front and rear lock cylinder keyhole 138 The keyhole of the lock core cooperates with the key 101.
- each slot of the spring is provided with a spring hole 118 communicating with the longitudinal direction, and a spring base 119 is disposed under the spring hole.
- the front end of the lock core is provided with a lock core linkage end 109.
- the lock cylinder cooperates with the lock sleeve 104 and the end cover 102 through the front shoulder 110 and the rear shoulder 111 to define the axial freedom of the lock cylinder.
- the symmetry plane 114 of the brake lever chute 136 on the lock cylinder intersects the vertical lock core symmetry plane 115, and the symmetry plane 114 of the brake lever chute 136 is in the middle of the height of the spring slot hole, and the brake lever on the lock cylinder slides.
- the slot is in communication with the slot of the spring of the lock cylinder; a first piece of spring 108 is matched with the slot of the foremost end (ie, the head end), and a set of rear spring pieces 105 are matched with the corresponding spring slot 137, and The axial grooves 107, 112 are clearance-fitted; the spring key holes 120 formed in the middle of the first elastic piece and the rear elastic piece; and each spring hole 118 has a spring 117 for controlling the rear position spring piece and the first position spring piece.
- a spring is placed between the spring base 119 and the spring pressure seat 116.
- At least one elastic tooth groove 121 is formed on the first elastic piece 108.
- the elastic element groove 121 of the first elastic piece 108 is formed by the upper inclined surface 122 and the lower inclined surface 123, and is an isosceles triangle, and the upper and lower inclined surfaces and the angle bisector The angle is 45°.
- the angle bisector of the upper bevel and the lower bevel is parallel to the bottom plane of the tab groove of the rear elastic piece, or is in the same plane.
- the shrapnel 121 of the first shrapnel is formed in the middle of the upper and lower directions of the rear plane of the first shrapnel, and the rear plane of the first shrapnel is perpendicular to the symmetry plane 115 of the lock core, and the slot orientation of the shrapnel of the first shrapnel is assembled with the key insert. The direction of entry is reversed.
- At least one elastic tooth groove 124 is formed on each of the rear elastic pieces 105.
- Each of the rear elastic pieces is provided with at least two elastic alveolar grooves which are evenly arranged from top to bottom, and the direction, the size and the angle of the elastic teeth are the same.
- the elastic tooth groove 124 of the rear elastic piece 105 is formed by the upper inclined surface 126 and the bottom surface 125 to form a right-angled triangle shape, and the upper inclined surface of the elastic tooth groove is at an angle of 45° with the bottom plane; the elastic teeth of the rear elastic piece are formed in the rear position.
- the middle of the upper and lower directions of the front plane of the shrapnel The front plane of the rear shrapnel is perpendicular to the symmetry plane 115 of the lock cylinder, and the notch of the shrapnel of each rear shrapnel is fitted in the direction of the key insertion direction.
- the brake lever 127 includes: a set of rear brake teeth 129 and a first brake tooth 130 distributed along the longitudinal direction thereof, and a boss 128 formed at the rear end of the brake lever, formed at the front end of the brake lever Brake end 131.
- the first brake tooth on the brake lever is formed by an upper inclined surface 133 and a lower inclined surface 132, and is engaged with the elastic alveolar groove of the first elastic piece; the first brake tooth of the brake lever is oriented toward the first position Shrapnel direction.
- the upper bevel 134 of the rear brake tooth at the rear of the brake lever forms an angle with the bottom plane 135 to engage the tab groove of the rear spring.
- the upper inclined surface of the rear brake tooth of the brake lever forms an angle of 45 with the bottom plane.
- the upper inclined surface of the first brake tooth of the brake lever and the angle between the lower inclined surface and the angle bisector are both 45 degrees.
- the bottom plane of one of the shrapnels is in the same plane as the bottom plane of the rear brake teeth of the brake lever.
- the brake lever 127 is matched with the brake lever chute, and a boss 128 is formed at the rear end of the brake lever to be in clearance with the circumferential groove 113.
- the brake end 131 is formed at the front end of the brake lever.
- a clearance fit is formed with the brake groove 139.
- a key is matched with the keyhole of the rear shrapnel and the keyhole of the first shrapnel.
- the key includes a key burr which is comprised of a transition platform 140, push ramps 141, 142 and a back pressure ramp 143.
- the transition platform 140 is in transitional connection with the push ramp and the back pressure ramp.
- the angle between the push ramp of the front end of the key and the key insertion direction is less than or equal to 45°.
- Each transition platform of the key is parallel to one another and parallel to the axis of the lock cylinder.
- a, rear spring shrapnel 105 opening process by the push of the key 101, the push bevel of the front end of the key 141 top touch the first spring shrapnel 108 when the key hole touches the pressure surface, the rear shrapnel key hole is pressed
- the opening process of the first elastic piece 108 the key 101 continues to advance, and the pressing inclined surface 141 of the front end of the key completes the process of touching the touch surface of the first key piece of the elastic piece from the top to completely press the touch surface of the first key piece of the elastic piece by the transition platform, so that The first shrapnel is displaced downwards; c.
- the key 101 is disengaged from the key hole of the first elastic piece 108, and the upper end of the first elastic piece enters the axial groove of the locking sleeve by the spring, and returns to the locking position to realize the first sealing without the linkage mode;
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Lock And Its Accessories (AREA)
- Braking Arrangements (AREA)
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/386,575 US20120125061A1 (en) | 2009-07-24 | 2010-02-20 | Linkage anti-theft lock head |
JP2012520887A JP5739885B2 (ja) | 2009-07-24 | 2010-02-20 | 連動式防犯シリンダー錠 |
EP10801841.7A EP2458116B1 (en) | 2009-07-24 | 2010-02-20 | Linkage anti-theft lock head |
IL217581A IL217581A (en) | 2009-07-24 | 2012-01-17 | Head lock clasp to prevent theft |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009100655214A CN101963010B (zh) | 2009-07-24 | 2009-07-24 | 联动式启封防盗锁头 |
CN200910065521.4 | 2009-07-24 | ||
CN200920224081.8 | 2009-10-13 | ||
CN2009202240818U CN201747133U (zh) | 2009-10-13 | 2009-10-13 | 侧位联动式防盗锁头 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2011009281A1 true WO2011009281A1 (zh) | 2011-01-27 |
Family
ID=43498727
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2010/000226 WO2011009281A1 (zh) | 2009-07-24 | 2010-02-20 | 联动式防盗锁头 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20120125061A1 (zh) |
EP (1) | EP2458116B1 (zh) |
JP (1) | JP5739885B2 (zh) |
IL (1) | IL217581A (zh) |
WO (1) | WO2011009281A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI856883B (zh) | 2023-11-22 | 2024-09-21 | 台灣福興工業股份有限公司 | 鎖具 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ITMI20131075A1 (it) * | 2013-06-27 | 2014-12-28 | Vittorio Lorenzo Mariani | Cilindro di serratura del tipo a barra laterale di bloccaggio, ad elevata sicurezza contro tentativi di effrazione. |
ITMI20131073A1 (it) * | 2013-06-27 | 2014-12-28 | Vittorio Lorenzo Mariani | Cilindro di serratura a lamelle, ad elevata sicurezza contro tentativi di effrazione. |
CN105178714B (zh) * | 2015-09-29 | 2022-05-24 | 固安县朝阳生物科技有限公司 | 一种防盗保险的锁芯结构 |
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- 2010-02-20 EP EP10801841.7A patent/EP2458116B1/en not_active Not-in-force
- 2010-02-20 WO PCT/CN2010/000226 patent/WO2011009281A1/zh active Application Filing
- 2010-02-20 US US13/386,575 patent/US20120125061A1/en not_active Abandoned
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2012
- 2012-01-17 IL IL217581A patent/IL217581A/en not_active IP Right Cessation
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JPH07180405A (ja) * | 1993-12-22 | 1995-07-18 | Tokai Rika Co Ltd | シリンダ錠装置 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI856883B (zh) | 2023-11-22 | 2024-09-21 | 台灣福興工業股份有限公司 | 鎖具 |
Also Published As
Publication number | Publication date |
---|---|
EP2458116B1 (en) | 2015-12-02 |
IL217581A (en) | 2015-08-31 |
JP5739885B2 (ja) | 2015-06-24 |
EP2458116A1 (en) | 2012-05-30 |
JP2013500408A (ja) | 2013-01-07 |
US20120125061A1 (en) | 2012-05-24 |
EP2458116A4 (en) | 2014-12-10 |
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