CN202413704U

CN202413704U - Steering wheel lock

Info

Publication number: CN202413704U
Application number: CN2011203245801U
Authority: CN
Inventors: 李浩远
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-08-31
Filing date: 2011-08-31
Publication date: 2012-09-05
Anticipated expiration: 2021-08-31

Abstract

The utility model discloses a steering wheel lock, which comprises a shift bar, a retaining plate, a cylinder, a positioning part, a locking arm, a housing and the like. The locking arm is formed by a pair of locking blocks, each of which consists of a straight arm and an arc arm. The retaining plate is hinged to the straight arms of the locking blocks. A retaining socket with tooth-formed locking grooves is arranged on the straight arm of each locking arm. The positioning part is controlled through the cylinder and fits with the locking grooves to shift or lock the locking arm. The housing is fixedly connected with the shift bar. A pair of prying-resistant projecting corners extending far away from an axis of the shift bar is reserved at one end, close to the shift bar, of the housing, and is close to free ends of the locking arm. Prying the anti-theft lock with a lever can be effectively prevented through the prying-resistant projecting corners.

Description

Handle lock

Technical field

The utility model relates to a kind of lockset, is meant a kind of anti-theft column lock that is used for the locking direction dish especially.

Background technology

Chinese patent ZL200920137687.8 discloses a kind of automobile steering lock; Comprise that being installed with baffle plate and the lockset that lever, shell, a gim peg, be hubbed on the gim peg forms; Gim peg is by the restrictions in a flush fit pivot and the rotating shaft and be arranged at these restrictions both sides and form with the arc button of its unitary rotation; A grade groove is arranged on the restrictions, and baffle plate is because restrictions is hubbed in the rotating shaft, and this restrictions is provided with a grade groove.The arc button is buckled on the rotating disk of bearing circle during use, and lever is resisted against between gauge panel and the Windshield, and baffle plate is pressed on the loudspeaker of bearing circle central authorities.When using this handle lock, if the burglar entangles the free end of the gim peg of handle lock with crowbar, then anti-theft column lock is destroyed easily and loses anti-theft feature; And; This anti-theft column lock must use key when locking perhaps release to bearing circle, make troubles to the user.

The utility model content

To the deficiency that exists in the prior art, the utility model provides a kind of handle lock, can effectively prevent to use the crowbar picking lock, and easy to operate.

For realizing above-mentioned purpose, the technical scheme of the utility model is: a kind of handle lock, comprise parts such as dead man, baffle plate, lock core, locations, lock arm, shell, and lock arm is formed in a pair of locking block butt joint with straight-arm and arched arm; Baffle plate is articulated in the straight-arm part of locking block; On the straight-arm of lock arm, be provided with the gear cover of profile of tooth lock slots, locations cooperates by lock core control and with lock slots transfers the files or locks lock arm; Shell is captiveed joint with driving lever, shell near an end of driving lever to extend a pair of pick-proof coign away from the direction of dead man axis, the pick-proof coign is near the free end of lock arm.The pick-proof coign can effectively stop crowbar to prize anti-theft column lock.

As the improvement of the utility model, two locking blocks are in the connection mode butt joint of interface with tenon and tongue-and-groove.The structure at the tenon and the tenon fourth of the twelve Earthly Branches can be strengthened the connection between the locking block, prevents that better crowbar from prizing bad anti-theft column lock.

As the improvement of the utility model, baffle plate is through being adsorbed on the driving lever through magnet, and is easy and simple to handle during use.

Another improvement as the utility model; Described locations is provided with groove; The height of groove is greater than the height of dead bolt, and after dead bolt inserted said groove, dead bolt and the gap of groove inwall on the locking piece sense of displacement were greater than the degree of depth of described serrate slot; The lower end of locking piece is the prominent point of wedge shape that has vertical surface and inclined-plane; The serrate slot that should prominent point puts with gear matches and merges the free end that makes lock arm and can only rotate to the direction near driving lever, and when lock core was in locking states, dead bolt inserted described groove and locations is pressed on the serrate slot of gear cover; When lock core was in full-gear, lock core made locations break away from the serrate slot of gear cover locations jack-up, and lock arm can rotate freely; When lock core was in half-open position, dead bolt was positioned at the middle part of described groove.This scheme; Make anti-theft column lock the free end of lock arm can only be when transferring the files toward the direction motion of driving lever; And lockset is in blocking when transferring the files; If the user places the position of transferring the files with lock core when the last time release, do not need key when lock next time, also can utilize the position of transferring the files to come the locking anti-theft column lock.

The bearing circle that is suitable for all size for the handle lock that makes the utility model uses, and is provided with the control apparatus that can set baffle plate maximum extension angle at this baffle plate.

Description of drawings

Fig. 1 is the decomposing schematic representation of the utility model;

Fig. 2 is the scheme drawing after the utility model assembling;

Fig. 3 is the scheme drawing that the utility model prevents the crowbar picking lock;

Fig. 4 a, 4b, 4c are respectively that lock core is in locking position, unlock position and the scheme drawing of the position of transferring the files;

Fig. 5 is the scheme drawing that the utility model baffle plate is set the maximum extension angle.

Specific embodiment

Embodiment below in conjunction with description of drawings the utility model.Among the figure, shell 1, driving lever 2, retracing spring 3, locations 4, gear spare 5, lock core 6, locking block 1, locking block 28, set pin 9, baffle plate 10, adjusting bolt 11, dead bolt 12, bending part 13, pick-proof coign 14, crowbar 15.

Referring to Fig. 1.The handle lock of the utility model mainly is made up of parts such as lock shell 1, driving lever 2, baffle plate 10, lock arm, lock core 6, dead bolts 12.Wherein, the locking block 1 that a pair of straight-arm and arched arm are connected to form, that shape is symmetrical, locking block 28 butt joint are each other formed lock arms, and an end of arched arm is the free end of lock arm.In a preferred embodiment, locking block 7,8 is the tenon and the tenon fourth of the twelve Earthly Branches that a pair of size and shape are coincide each other at joint, the intensity of tenon and tenon fourth of the twelve Earthly Branches butt joint can enhancing lock arm.In the straight-arm part of lock arm, one of socket offers the ring-type gear spare 5 of a plurality of gear grooves, gear spare 5 be fixed on the straight-arm through set pin 9 and with the lock arm unitary rotation.Offer groove on the locations 4, the one of which end is the prominent point of wedge shape with straight plane and angular plane surface, and the prominent point of wedge shape cooperatively interacts with gear groove on the gear spare, and realizes the unblanking of lockset, locking and transfer the files.Be equipped with the relative end of the prominent point of wedge shape on the locations 4 and be used for spring 3 that locations 4 is resetted, two mounting holes are offered in the lower end of shell 1, and the straight-arm of lock arm passes from this two mounting hole, and shell 1 is included in parts such as locations 4, locking lock core wherein.

Fig. 2 is the scheme drawing after the handle lock of the utility model is assembled.Captive joint between shell 1 and the driving lever 2, shell 1 extends a pair of pick-proof coign at the end near driving lever 2 on the direction away from the dead man axis, and the pick-proof coign is near the free end of lock arm.Fig. 3 is the scheme drawing of the utility model pick-proof., when use crowbar to entangle the free end of lock arm and with the free end of lock arm by anticlockwise direction (arched arm breaks away from the direction of Die Lenkradnabeals Pralltopf ausgebildet) when rotating by force, the prominent point of pick-proof can stop lock arm to rotate effectively, has therefore improved the theftproof performance of lock.The structure of the tenon of locking block 1, locking block 28 and tenon fourth of the twelve Earthly Branches butt joint has strengthened the intensity of lock arm, when using the crowbar picking lock, lockset is more difficult to be damaged,

Fig. 4 a, Fig. 4 b, Fig. 4 c be lock core 6 be in respectively unblank, the structural representation under locking and the three kinds of states of transferring the files.The dead bolt 12 of lock core inserts in the groove of locations 4 among the figure, and this groove is surrounded by last end face, bottom surface and side vertical plane.After dead bolt inserts this groove, dead bolt and groove the gap on bottom surface and the last end face direction greater than gear spare 5 on the degree of depth of gear groove.In the preferred embodiment of the utility model, the dead bolt 12 on the lock core has three working positions: locking position, unlock position, the position of transferring the files.In the locking position, the groove of the dead bolt 12 insertion locationss 4 on the lock core is also tangent with bottom surface, thereby the prominent point of the wedge shape of locations 4 is locked in the gear groove of gear spare 5, and this moment, lock arm was locked, and can not rotate.At unlock position, the dead bolt 12 of lock core is tangent with the last end face of locations 4 grooves, and makes the gear groove of the prominent point disengaging of the wedge shape gear spare 5 of locations 4, and this moment, lock arm both can also can rotate 360 degree by inhour by clockwise rotating 360 degree; In the position of transferring the files; The dead bolt 12 of lock core is positioned at the groove middle part of locations 4, and the prominent point of the wedge shape of locations 4 is positioned at the gear groove of gear spare 5 under the pressure of the retracing spring 3 that is arranged in locations 4 tops, because behind this groove of tongue insertion; Dead bolt and the groove gap on bottom surface and last end face direction greater than gear spare 5 on the degree of depth of gear groove; At this moment, lock arm can rotate counterclockwise (free end that is lock arm rotates to the dead man direction), but cannot clockwise rotate.When the prominent point of wedge shape was positioned at different gear grooves, lock arm had different gears.When dead bolt is transferred the files, because lock arm can only rotate to the dead man direction, therefore; The function of locking also can be realized in the position of transferring the files, that is, when the key turns dead bolt to the position of transferring the files; Even extract key; And, just can accomplish latching operation with the past direction rotation of locking of lock arm, make latching operation very convenient like this.

Referring to Fig. 1; The baffle plate 10 of present embodiment is fixed on the stop collar of a ring-type, and stop collar is articulated on the straight-arm of lock arm, and baffle plate 10 can partly pivot around the straight-arm of lock arm; Baffle plate 10 adopts ferrous material; Magnet is set on dead man, and when non-operating state, baffle plate 10 is adsorbed on the driving lever 2 through magnet; And when need using, only need baffle plate 10 drawn back and needn't use key with hand, operation is very easy.

In order to adapt to the bearing circle of different specifications, the preferred version of the utility model is provided with the structure of controllable register maximum extension angle.Referring to Fig. 1 and Fig. 5, this adjustment structure comprises and is installed in the bending part 13 that shell 1 in-to-in locking bolt 11 and baffle plate 10 1 ends extend out that bending part 13 is fixed on the ring-type stop collar.Before the use, be adjusted to certain suitable position with regulating bolt, when baffle plate 10 stretched, its bending part 13 made baffle plate 10 have the stretching, extension angle of a maximum because of stopped by bolt 11.Regulate bolt 11 and be adjusted in different height, then baffle plate 10 has different maximum extension angles, uses so that adapt to the bearing circle of different size.

During use, at first swivel bolt is regulated its position, so that the position and the size of the maximum extension angle of controllable register and bearing circle match.Regulating lock core 6 to unlock position with key; The spin locking arm also is stuck in its arched arm on the rotating disk of bearing circle; Baffle plate 10 is against bearing circle central authorities, and driving lever 2 is against between gauge panel and the Windshield, and key is regulated lock core 6 to the position of transferring the files; The adjustment lock arm makes it to coincide with the position of bearing circle, again key is adjusted to the locking position anti-theft column lock is locked.Certainly, if lock core has been in the position of transferring the files before using, then arched arm is stuck in the bearing circle rotating disk after, arched arm to the rotation of dead man direction, also can not used key and utilizes the position of transferring the files that anti-theft column lock is locked.

Claims

1. handle lock; Comprise parts such as shell (1), dead man (2), baffle plate (10), lock core (6), locations (4), lock arm, it is characterized in that: described lock arm is made up of a pair of locking block one (7), locking block two (8) butt joints with straight-arm and arched arm; Described baffle plate (10) is articulated in the straight-arm part of locking block; A gear spare (5) that is provided with the profile of tooth lock slots is fixed on the described straight-arm, and with the lock arm unitary rotation; Described locations (4) cooperates by lock core (6) control and with lock slots transfers the files or locks lock arm; Shell (1) is captiveed joint with described driving lever (2), and shell (1) extends a pair of pick-proof coign (14) at the end near driving lever on the direction away from the dead man axis, and described pick-proof coign (14) is near the free end of lock arm.

2. handle lock according to claim 1 is characterized in that: said baffle plate is adsorbed on the described dead man (2) through magnet.

3. handle lock according to claim 1 and 2; It is characterized in that: described locations (4) is provided with groove; The height of groove is greater than the height of dead bolt (12); After dead bolt (12) inserted said groove, dead bolt and the gap of groove inwall on the locking piece sense of displacement were greater than the degree of depth of described serrate slot, and the lower end of locking piece (4) is the prominent point of wedge shape that has vertical surface and inclined-plane; Should prominent point match and merge the free end that makes lock arm and can only rotate to direction near driving lever (2) with serrate slot on the gear spare

When lock core was in locking states, dead bolt inserted described groove the prominent point of the wedge shape of locations (4) is pressed on the serrate slot of gear spare (5);

When lock core was in full-gear, lock core made locations (4) break away from the serrate slot of gear spare (5) locations jack-up, and lock arm can rotate freely;

When lock core was in half-open position, dead bolt was positioned at the middle part of described groove.

4. handle lock according to claim 3 is characterized in that: described two locking blocks one (7), locking block two (8) are in the connection mode butt joint of interface with tenon and tongue-and-groove.

5. handle lock according to claim 1 and 2 is characterized in that: described two locking blocks one (7), locking block two (8) are in the connection mode butt joint of interface with tenon and tongue-and-groove.

6. bearing circle according to claim 4 is characterized in that: said baffle plate is provided with the control apparatus that can set baffle plate (10) maximum extension angle.

7. handle lock according to claim 6; It is characterized in that: described control apparatus comprises that baffle plate (10) is from forming near the extended bending part of an end (13) of shell (1) and the adjusting bolt (11) that is positioned at housing; When baffle plate (10) extended to the maximum angle of setting, described adjusting bolt (11) withstood the bending part (13) of baffle plate.