CN102213042A - Vehicle anti-theft lock - Google Patents

Vehicle anti-theft lock Download PDF

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Publication number
CN102213042A
CN102213042A CN2010101470608A CN201010147060A CN102213042A CN 102213042 A CN102213042 A CN 102213042A CN 2010101470608 A CN2010101470608 A CN 2010101470608A CN 201010147060 A CN201010147060 A CN 201010147060A CN 102213042 A CN102213042 A CN 102213042A
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CN
China
Prior art keywords
lock body
lock
dead bolt
elastomeric element
plate
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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.)
Pending
Application number
CN2010101470608A
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Chinese (zh)
Inventor
黄法静
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Individual
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Individual
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Publication date
Application filed by Individual filed Critical Individual
Priority to CN2010101470608A priority Critical patent/CN102213042A/en
Publication of CN102213042A publication Critical patent/CN102213042A/en
Pending legal-status Critical Current

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Abstract

The invention relates to a vehicle anti-theft lock. The vehicle anti-theft lock comprises a U-shaped lock body, a bracket arranged in the lock body, a bolt which is arranged on the bracket and can swing and/or a slidable compression plate, a swing rod, a compression plate limiting part fixedly arranged in the lock body and a lock core, wherein the bracket is provided with a ratchet bar; one end of the swing rod is provided with a pawl which is matched with the ratchet bar, and the other end of the swing rod is matched with the lock core through a sliding connection plate; and springs are arranged between the bracket and the lock body, between the compression plate and the bracket and between the sliding connection plate and the lock body. The vehicle anti-theft lock has a small number of parts, a simple structure and low production cost, can be suitable for various automobiles such as cars, trucks and the like, has high shear resistance and high cutting resistance, and is easy and convenient to use.

Description

Anti-theft lock for vehicle
Technical field
The present invention relates to the five metals lockset, especially for the theftproof lock of automobile.
Background technology
At present, stolen in order to prevent automobile, how the normal lockset of being connected by dihedral lock, connecting rod or steel cable, straight shape lock that adopts uses between driver's seat and steering wheel as theftproof lock, reaches antitheft purpose in the hope of the locking direction dish.But connecting rod or steel cable shearing resistance, the anti-ability of cutting are relatively poor, and under the effect of roller type cutting knife, a few minutes are promptly disconnected, and the therefore above-mentioned lock theftproof performance that is used to lock steering wheel is relatively poor.
Summary of the invention
Technical problem to be solved by this invention provides a kind of simple in structure, and cost is low, and shearing resistance, the anti-ability of cutting are strong, can be applied to the theftproof lock of various types of automobiles such as car, truck.
In order to solve the problems of the technologies described above, anti-theft lock for vehicle of the present invention comprises:
Lock body takes the shape of the letter U, and the slotted hole of coming in and going out for dead bolt is set on the interior plate of one of them U-arm;
Support is installed in the lock body described slotted hole place slidably, and and lock body between be provided with and make support to first elastomeric element that the lock body openend slides, ratchet bar is set on the support, frame bottom has a protuberance to stretch out from described slotted hole;
Dead bolt is installed on the described support and can swings, and and support between second elastomeric element that the dead bolt front portion is stretched out from described slotted hole is set;
Pressing plate is installed on an end relative with dead bolt on the described support slidably, and the 3rd elastomeric element that pressing plate is slided to dead bolt is set between pressing plate and the support;
Fork, be installed in the lock body by bearing pin, an end is provided with ratchet, the other end and a sliding connection plate engagement, the 4th elastomeric element is set between described sliding connection plate and the lock body, can makes described ratchet and described ratchet bar position engaged so that this sliding connection plate is in;
The pressing plate limiting section is fixedly arranged on described slotted hole top in the lock body; And
Lock core is installed on the lock body, and its inner is provided with plectrum and cooperates with described sliding connection plate.
During use, trip(ping) lever or brake lever are entered between the two U-arms of U-shaped lock body from the openend of U-shaped lock body, the protuberance that trip(ping) lever or brake lever promote frame bottom slides support, dead bolt stretches out from the slotted hole of lock body with another U-arm at the pressure lower swing of second elastomeric element and contacts substantially, simultaneously, after support slides, pressing plate is thrown off from the pressing plate limiting section, under the 3rd elastomeric element effect, pressing plate slides to dead bolt the dead bolt front end is pushed down, dead bolt can't be withdrawn in the lock body, thereby realize sealed to automatic clutch bar or brake lever automatically.At this moment, if further promoting support with trip(ping) lever or brake lever slides, can drive dead bolt further moves to the bottom of U-shaped lock body, and lock the position of mobile after-poppet by the cooperation of described ratchet and ratchet bar, thereby can adjust the position of dead bolt, use to be fit to various dissimilar automobiles.
When unblanking, open lock core with key, plectrum on the lock core is stirred the sliding connection plate slip and is made the fork swing, described ratchet is separated with described ratchet bar, and support resets under the first elastomeric element effect, in this reseting procedure, the pressing plate limiting section blocks pressing plate, removed the compacting of pressing plate to the dead bolt front end, dead bolt is withdrawn under the compressing at described slotted hole edge in the lock body, thereby realizes unblanking.After taking away key, under the effect of the 4th elastomeric element, the sheet reset that is slidingly connected, make fork be reset to ratchet can with the ratchet bar position engaged.
This anti-theft lock for vehicle part is few, simple in structure, and cost of production is low.Use this theftproof lock sealed, car can't be driven away even car door pries open also to automatic clutch bar and/or brake lever and/or throttle lever.Because the distance between its dead bolt and the U-shaped lock body bottom can be regulated, therefore can be applicable to various types of automobiles such as car, truck, and do not need this anti-theft lock for vehicle is done any operation when regulating, only need the sliding distance of the described support of control can realize multistage adjusting, easy to use.
Because its exposed parts has only firm lock body and dead bolt, shearing resistance, the anti-ability of cutting are strong, promptly use the roller type cutting knife also they can't be cut off, so theftproof performance is good.
It does not need key when sealed, as long as make automatic clutch bar or brake lever or throttle lever enter the protuberance that promotes frame bottom from the openend of U-shaped lock body support is slided, and greatly facilitates use.
Description of drawings
Fig. 1 is the schematic perspective view of present embodiment anti-theft lock for vehicle;
Fig. 2 is the internal construction schematic diagram of opening after lock body covers;
Fig. 3 is an internal construction schematic diagram of opening lock body lid back opposite side;
Sectional drawing when Fig. 4 does not lock state for it;
Fig. 5 is a kind of sectional drawing of locked state;
Fig. 6 is the sectional drawing of another kind of locked state;
The sectional drawing of Fig. 7 when opening with key.
The specific embodiment
The present invention is further described below in conjunction with accompanying drawing.
Shown in Fig. 1-7, this anti-theft lock for vehicle comprises: lock body 1, support 2, dead bolt 3, pressing plate 4, fork 5, sliding connection plate 6, pressing plate limiting section 16 and lock core 7.Wherein, lock body 1 takes the shape of the letter U, and is welded by the groove shape main body of U-shaped and the lock body lid of U-shaped, and the slotted hole 12 of coming in and going out for dead bolt 3 is set on the interior plate of one of them U-arm 11 of U-shaped lock body 1.Support 2 is installed on lock body 1 interior described slotted hole 12 places slidably, is provided with between support 2 and the lock body 1 to make support 2 to first elastomeric element 81 that lock body openend 17 slides, and ratchet bar 22 is set on the support 2, and support 2 bottoms have a protuberance 23 to stretch out from described slotted hole 12.Dead bolt 3 is installed on the described support 2 and can swings by bearing pin 31, and second elastomeric element 82 that dead bolt 3 front portions are stretched out from described slotted hole 12 is set between dead bolt 3 rear ends and the support 2.Pressing plate 4 is installed on the described support 2 end relative with dead bolt 3 slidably, and the 3rd elastomeric element 83 that pressing plate 4 is slided to dead bolt 3 is set between pressing plate 4 and the support 2.Fork 5 is installed in the lock body 1 by bearing pin 14, one end is provided with ratchet 51, the other end and sliding connection plate 6 engagements are provided with the 4th elastomeric element 84 between described sliding connection plate 6 and the lock body 1, can make described ratchet 51 and described ratchet bar 22 position engaged so that this sliding connection plate 6 is in.Pressing plate limiting section 16 is fixedly arranged on described slotted hole 12 tops in the lock body 1.Lock core 7 is installed on the lock body 1, and lock core 7 the inners are provided with plectrum 71 and cooperate with described sliding connection plate 6.
Sliding connection plate 6 and described dead bolt 3 are positioned at two U-arms 11 ', 11 of U-shaped lock body 1, and described fork 5 is L-shaped, and the swing fulcrum of this fork 5 is positioned at two U-arms 11,11 ' junction.Sliding connection plate 6 and described dead bolt 3 also can be arranged in the same U-arm of U-shaped lock body 1, and fork 5 is set to in-line, and like this, another U-arm just can be made solid.
Sliding connection plate 6 has a flat board 61, and these flat board 61 1 ends are provided with and are used for the inclined-plane 62 that cooperates with plectrum 71 on the lock core 7, and the other end is provided with spring stop 63, and these flat board 61 sides are provided with the breach 64 that is used for described fork 5 engagements.
The kink of U-shaped lock body 1 interior plate is provided with first guide peg 15 parallel with the U-arm, first guide peg 15 cooperates with hole on the described spring stop 63, and described the 4th elastomeric element 84 is placed on first guide peg 15 between the U-shaped lock body interior plate and described spring stop 63.
Above-mentioned support 2 has a flute profile main body, offers dead bolt hole on the base plate of this flute profile main body, and described ratchet bar 22 is set on the side plate, and the sliding rail of described pressing plate 4 is set between the biside plate of this flute profile main body one end and the base plate.With reference to Fig. 2, height and U-arm 11 inner chambers that biside plate 21 left sides of flute profile main body are half section are suitable, and with the rail plate of U-arm 11 inner chambers as support 2, the height that biside plate 21 right sides are half section is lower, and the right side of side plate is provided with described ratchet bar 22 for half section therein.Can also adopt alternate manner, for example, can weld the rail plate of two tracks symmetrically in U-arm 11 inner chamber biside plate inboards as support 2.
In the present embodiment, first elastomeric element 81, the 3rd elastomeric element 83 and the 4th elastomeric element 84 are spring, and second elastomeric element 82 is a torsion spring.First elastomeric element 81, second elastomeric element 82, the 3rd elastomeric element 83 and/or the 4th elastomeric element 84 also can adopt elastic steel sheet etc., and second elastomeric element 82 also can adopt spring.
Second guide peg 41, spring stop 42 and positioning convex portion 43, the three elastomeric elements 83 are set on the above-mentioned pressing plate 4 are placed on second guide peg 41, and be crushed between the catch 24 on spring stop 42 and the support 2, be used for pushing pressing plate 4 to dead bolt 3.Positioning convex portion 43 cooperates with the end of support 2, limits the terminal location that pressing plate 4 slides left.Another effect of spring stop 42 is to cooperate with pressing plate limiting section 16 on the lock body 1, and is spacing to pressing plate 4 in the process of unblanking.
This anti-theft lock for vehicle can be to the locking position of trip(ping) lever, brake lever or the throttle lever of automobile, thereby automobile can't be driven away, and reaches antitheft purpose.Below in conjunction with Fig. 4-7 its course of action (Fig. 4-7 is from ratchet bar 22 and cuts the state diagram of back to dead bolt 3 one sides open) is described:
As shown in Figure 4, when this anti-theft lock for vehicle was in not locked state, support 2 was among Fig. 4 lower ends in the U-arm 11, and pressing plate 4 is subjected to stopping with dead bolt 3 front ends of pressing plate limiting section 16 and is in released state, and dead bolt 3 is by in the slotted hole 12 lower edges extruding withdrawal lock body 1.
During use, make trip(ping) lever or brake lever or throttle lever enter two U-arms 11 of U-shaped lock body from the openend 17 of U-shaped lock body 1, between 11 ', trip(ping) lever or brake lever or throttle lever promote protuberance 23 slides support 2, dead bolt 3 is thrown off with slotted hole 12 lower edges, as shown in Figure 5, dead bolt 3 swings are stretched out with another U-arm 11 ' from the slotted hole 12 of lock body and are contacted substantially under the pressure of second elastomeric element 82, simultaneously, after support 2 slides, pressing plate 4 is thrown off from pressing plate limiting section 16, under 83 effects of the 3rd elastomeric element, pressing plate 4 slides to dead bolt 3 dead bolt 3 front ends is pushed down, dead bolt 3 can't be withdrawn in the lock body 1, thereby realize automatically locking automatic clutch bar or brake lever or throttle lever position.
Dead bolt 3 slides synchronously with support 2, position after it slides locks because of the engagement of the ratchet 51 of ratchet bar on the support 2 22 and fork 5 ends, ratchet 51 cooperates with the different teeth position of ratchet bar 22, dead bolt 3 can be locked in different positions, thereby reach the distance adjusted between dead bolt 3 and U-shaped lock body bottom (described U-shaped lock body bottom is meant the end that two U-arms are connected, and also is the upper end among Fig. 4-7) herein, to be fit to the purpose of various dissimilar automobile uses.State when Fig. 5,6 shows dead bolt respectively and is in two kinds of diverse locations, wherein, ratchet 51 meshes with first tooth of ratchet bar 22 among Fig. 5, distance between dead bolt 3 and the U-shaped lock body bottom is bigger, ratchet 51 meshes with the 4th tooth of ratchet bar 22 among Fig. 6, and the distance between dead bolt 3 and the U-shaped lock body bottom is less.
As shown in Figure 7, when unblanking, the insertion key revolves to turn 90 degrees opens lock core 7, and the plectrum 71 on the lock core 7 is stirred sliding connection plate 6 slips and made fork 5 swings, and described ratchet 51 is separated with described ratchet bar 22, support 2 slid underneath in Fig. 7 under 81 effects of first elastomeric element resets, in this reseting procedure, pressing plate limiting section 16 blocks pressing plate 4, has removed the compacting to dead bolt 3 front ends, under the compressing of dead bolt 3 slotted hole 12 lower edges in Fig. 7 in the withdrawal lock body 1, thereby realize unblanking.At this moment, extract after turning 90 degrees key is counter, the plectrum 71 on the lock core 7 is thrown off sliding connection plate 6, and under the effect of the 4th elastomeric element 84, sliding connection plate 6 resets, make fork 5 be reset to ratchet 51 can with ratchet bar 22 position engaged, return state shown in Figure 4.

Claims (7)

1. anti-theft lock for vehicle comprises:
Lock body takes the shape of the letter U, and the slotted hole of coming in and going out for dead bolt is set on the interior plate of one of them U-arm;
Support is installed in the lock body described slotted hole place slidably, and and lock body between be provided with and make support to first elastomeric element that the lock body openend slides, ratchet bar is set on the support, frame bottom has a protuberance to stretch out from described slotted hole;
Dead bolt is installed on the described support and can swings, and and support between second elastomeric element that the dead bolt front portion is stretched out from described slotted hole is set;
Pressing plate is installed on an end relative with dead bolt on the described support slidably, and the 3rd elastomeric element that pressing plate is slided to dead bolt is set between pressing plate and the support;
Fork, be installed in the lock body by bearing pin, an end is provided with ratchet, the other end and a sliding connection plate engagement, the 4th elastomeric element is set between described sliding connection plate and the lock body, can makes described ratchet and described ratchet bar position engaged so that this sliding connection plate is in;
The pressing plate limiting section is fixedly arranged on described slotted hole top in the lock body; And
Lock core is installed on the lock body, and its inner is provided with plectrum and cooperates with described sliding connection plate.
2. anti-theft lock for vehicle according to claim 1 is characterized in that: described sliding connection plate and described dead bolt are positioned at two U-arms of U-shaped lock body, and described fork is L-shaped, and the swing fulcrum of this fork is positioned at the junction of two U-arms.
3. anti-theft lock for vehicle according to claim 2, it is characterized in that: described sliding connection plate has a flat board, this flat board one end is provided with and is used for the inclined-plane that cooperates with plectrum on the lock core, and the other end is provided with spring stop, and this flat board side is provided with the breach that is used for described fork engagement.
4. anti-theft lock for vehicle according to claim 3, it is characterized in that: the kink of described U-shaped lock body interior plate is provided with first guide peg parallel with the U-arm, first guide peg cooperates with hole on the described spring stop, and described the 4th elastomeric element is placed on first guide peg between the U-shaped lock body interior plate and described spring stop.
5. anti-theft lock for vehicle according to claim 1, it is characterized in that: described support has a flute profile main body, offer dead bolt hole on the base plate of this flute profile main body, described ratchet bar is set on the side plate, the sliding rail of described pressing plate is set between the biside plate of flute profile main body one end and the base plate.
6. anti-theft lock for vehicle according to claim 1 is characterized in that: described first elastomeric element and/or the 3rd elastomeric element and/or the 4th elastomeric element are spring.
7. anti-theft lock for vehicle according to claim 1 is characterized in that: described second elastomeric element is a torsion spring.
CN2010101470608A 2010-04-08 2010-04-08 Vehicle anti-theft lock Pending CN102213042A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010101470608A CN102213042A (en) 2010-04-08 2010-04-08 Vehicle anti-theft lock

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010101470608A CN102213042A (en) 2010-04-08 2010-04-08 Vehicle anti-theft lock

Publications (1)

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CN102213042A true CN102213042A (en) 2011-10-12

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CN2010101470608A Pending CN102213042A (en) 2010-04-08 2010-04-08 Vehicle anti-theft lock

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103362358A (en) * 2013-07-22 2013-10-23 温州市通用锁具有限公司 Firm and simple U-shaped bracket
CN104314375A (en) * 2014-10-27 2015-01-28 李钢 Multifunctional lock and rack-type locking mechanism thereof
CN114135169A (en) * 2020-09-04 2022-03-04 金泰祥精密五金（昆山）有限公司 Lock and case

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6192724B1 (en) * 1997-10-10 2001-02-27 Robert A. Vito Anti-theft brake or clutch pedal locking device
US20040089034A1 (en) * 2002-11-13 2004-05-13 Chia-Yu Yu Anti-theft lock for a gear lever of an automobile
CN200952287Y (en) * 2006-09-20 2007-09-26 李进华 Antitheft vehicle lock
CN201043387Y (en) * 2007-05-11 2008-04-02 欧阳清 Anti-theft lock for automobile
CN201649823U (en) * 2010-04-08 2010-11-24 黄法静 Vehicular theft-protection lock

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6192724B1 (en) * 1997-10-10 2001-02-27 Robert A. Vito Anti-theft brake or clutch pedal locking device
US20040089034A1 (en) * 2002-11-13 2004-05-13 Chia-Yu Yu Anti-theft lock for a gear lever of an automobile
CN200952287Y (en) * 2006-09-20 2007-09-26 李进华 Antitheft vehicle lock
CN201043387Y (en) * 2007-05-11 2008-04-02 欧阳清 Anti-theft lock for automobile
CN201649823U (en) * 2010-04-08 2010-11-24 黄法静 Vehicular theft-protection lock

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103362358A (en) * 2013-07-22 2013-10-23 温州市通用锁具有限公司 Firm and simple U-shaped bracket
CN103362358B (en) * 2013-07-22 2015-04-22 温州市通用锁具有限公司 Firm and simple U-shaped bracket
CN104314375A (en) * 2014-10-27 2015-01-28 李钢 Multifunctional lock and rack-type locking mechanism thereof
CN114135169A (en) * 2020-09-04 2022-03-04 金泰祥精密五金（昆山）有限公司 Lock and case
CN114135169B (en) * 2020-09-04 2023-01-13 金泰祥精密五金（昆山）有限公司 Lock and case

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