CN2319267Y - Automotive steering wheel shaft anti-theft lock - Google Patents

Abstract

The utility model relates to a theft-proof lock for automobiles. The utility model solves the problem of reliability. The theft-proof lock for the rotating shaft of the steering wheel of an automobile of the utility model comprises a base fixedly connected to the rotating shaft of the steering wheel, an outer sleeve barrel which is provided with a hollow sleeve cavity and is covered out of the rotating shaft of the steering wheel, a spacer plate and lock sheets. The utility model is characterized in that the base is extended with a connecting projecting column is a projecting mode, and a concave annular part is circularly arranged on the circumference of the front end of the connecting projecting column. The outer sleeve barrel is fixedly connected with a lock core member which is connected with a shifting sheet. The spacer plate is fixedly connected to the hollow sleeve cavity of the outer sleeve barrel, and a sleeve hole used for enabling the front end of the connecting projecting column of the base to be protruded out of the spacer plate is penetrated through the spacer plate. At least one lock sheet is pivoted on the spacer plate in an elastic way, and the plate edge of each lock sheet can be straddled in the concave annular part of the connecting projecting column. The utility model is used for automobiles.

Description

Vehicle steering rotating shaft anti-theft column lock

The utility model relates to automobile anti-theft lock, refers in particular to a kind of anti-theft column lock of locking vehicle steering.

The applicant once applied for " alarms and security systems for automobiles of detachable steering wheel type ", when car, can will take off on the bearing circle axis of rotation, with antitheft, was connected in the rotating shaft but this mode robber might be equipped with a bearing circle in addition, stole automobile.

The purpose of this utility model provides a kind of vehicle steering rotating shaft anti-theft column lock that can't adorn bearing circle in addition.

The purpose of this utility model is achieved in that vehicle steering rotating shaft anti-theft column lock, it comprise one be fixed on that pedestal, in the bearing circle rotating shaft contains hollow cavity cover in bearing circle rotating shaft outer outer sleeve, a dividing plate and locking plate; It is characterized in that: pedestal projection one connects protruded stigma, connects protruded stigma front periphery ring and establishes a concave ring part; The outer sleeve lock core member that is connected, the lock core member connects a plectrum; Dividing plate is fixed on the hollow cavity of outer sleeve, and runs through one and protrude in the outer trepanning of dividing plate for the connection protruded stigma front end of pedestal; At least one locking plate elasticity is hubbed on the dividing plate, and plate edge that can each locking plate is cross-placed in the concave ring part that connects protruded stigma.

Above-mentioned design can can't turn rotating shaft with the outer sleeve snap close in the bearing circle rotating shaft, reaches anti-theft effect preferably; When each locking plate is the plectrum of lock core member when outwards moving partially in linkage, the plate edge of each locking plate is moved back outside the concave ring part, triping, and in the bearing circle rotating shaft, unload outer sleeve with pedestal, finish release.

Below by drawings and Examples the utility model is described further again:

Fig. 1 is not overlying on bearing circle rotating shaft part sectional block diagram for the utility model outer sleeve covers;

Fig. 2 is that the utility model snap close is in bearing circle rotating shaft scheme drawing;

Fig. 3 is the partial cross-sectional perspective view of Fig. 3;

Fig. 4 is the cutaway view of the utility model snap close when the bearing circle rotating shaft;

Fig. 5 is the 5-5 direction cutaway view of Fig. 3;

Fig. 6 is the trip diagram of work of bearing circle rotating shaft top base of Fig. 5;

Fig. 7 is the trip cutaway view of bearing circle rotating shaft top base of the utility model outer sleeve;

Shown in Fig. 1-4: the utility model comprise one be fixed on that pedestal 1, on the bearing circle rotating shaft C contains hollow cavity 21 cover in bearing circle rotating shaft C outer outer sleeve 2, a dividing plate 3 and locking plate 4; Pedestal 1 projection one connects protruded stigma 12, connects protruded stigma 12 front periphery rings and establishes a concave ring part 122; The outer sleeve 2 lock core member 22 that is connected, lock core member 22 connects a plectrum 221; Dividing plate 3 is fixed on the hollow cavity 21 of outer sleeve 2, and runs through one and protrude in the outer trepanning 31 of dividing plate 3 for connection protruded stigma 12 front ends of pedestal 1; At least one locking plate 4 elasticity are hubbed on the dividing plate 3, and plate edge 40 that can each locking plate 4 is cross-placed in the concave ring part 122 that connects protruded stigma 12.Wherein, the connection protruded stigma 12 of pedestal 1 axially wears a through hole 123, the flexibly sliding loudspeaker frizzen 13 of establishing in the through hole 123; Loudspeaker frizzen 13 contains the body of rod 131 of a connection loudspeaker power lead L, it has a body of rod leading portion 131 ' that can be the horn punch institute face contact of bearing circle, its preceding distal process is established a 131a of shoulder block portion with the front end retaining edge 123 ' of block resistance in through hole 123, and body of rod leading portion 131 ' protrudes in outside the through hole 123, shore a spring 132 in the 131a of shoulder block portion rear side, spring 132 rear sides rely on the sleeve 123a who is embedded in the through hole 123, make body of rod leading portion 131 ' can be the horn punch pressure of bearing circle by contact.

Wherein, hole 31 rear sides of dividing plate 3 axially projection one sleeve pipe 32 and being sleeved on connect outside the protruded stigma 12.

Wherein, pedestal 1 comprises: a fixing flanged disc 11 and be penetrated with a plurality of perforation 111, be locked on the bearing circle rotating shaft C with screw S, and connect protruded stigma 12 and be arranged with a groove 121 at least to projection and in its bottom periphery from pedestal 1 center shaft;

Wherein the body of rod 131 of loudspeaker frizzen 13 can be one-body molded or be spirally connected by the multistage rod member and forms.Wherein, outer sleeve 2 is multistage class sleeve or is an isometrical sleeve that outer sleeve 2 front end face lock core members 22 are established and linked rotatably after a plectrum 221 can be a correct key K insertion lock core member 22, with moving partially each locking plate 4 of operation.Wherein, pivot is adorned two locking plates 4 on dividing plate 3, the first end 4a of each locking plate 4 locks 41 pivots with a pivot respectively and is connected on the dividing plate 3, and the second end 4b of two locking plates 4, interconnect with a resetting spring 42, with two locking plates 4 of relative resilient amalgamation often, the second end 4b of each locking plate 4 is connected with a catch portion 43 respectively, and often flexibly is posted by the plectrum 221 relative both sides of lock core member 22.

Shown in Fig. 5-7: the bearing circle rotating shaft C is hidden in the outer sleeve 2, the plate edge 40 of each locking plate 4 is cross-placed in the concave ring part 122, so outer sleeve 2, dividing plate 3 and locking plate 4 still can be according to the concave ring part 122 outer rims rotations that connects protruded stigma 12, the outer race section that can exempt from the burglar is a spin portion direction of operating dish rotating shaft C.And have only after correct key K inserts lock core member 22, pedestal 1 is triped, but unload normal driving behind the lockset.The utility model and " alarms and security systems for automobiles of detachable steering wheel type " that original the applicant applies for complement each other more obvious its safe antitheft effect.

Claims (7)

1, vehicle steering rotating shaft anti-theft column lock, it comprise one be fixed on that pedestal, in the bearing circle rotating shaft contains hollow cavity cover in bearing circle rotating shaft outer outer sleeve, a dividing plate and locking plate; It is characterized in that: pedestal projection one connects protruded stigma, connects protruded stigma front periphery ring and establishes a concave ring part; The outer sleeve lock core member that is connected, the lock core member connects a plectrum; Dividing plate is fixed on the hollow cavity of outer sleeve, and runs through one and protrude in the outer trepanning of dividing plate for the connection protruded stigma front end of pedestal; At least one locking plate elasticity is hubbed on the dividing plate, and plate edge that can each locking plate is cross-placed in the concave ring part that connects protruded stigma.

2, vehicle steering rotating shaft anti-theft column lock as claimed in claim 1 is characterized in that: wherein, the connection protruded stigma of pedestal axially wears a through hole, the flexibly sliding loudspeaker frizzen of establishing in the through hole; The loudspeaker frizzen contains the body of rod of a connection loudspeaker power lead, it has a body of rod leading portion that can be the horn punch institute face contact of bearing circle, its preceding distal process is established a shoulder block portion with the front end retaining edge of block resistance in through hole, and body of rod leading portion protrudes in outside the through hole, rear side is shored a spring in shoulder block portion, and the spring rear side relies on the sleeve that is embedded in the through hole.

3, vehicle steering rotating shaft anti-theft column lock as claimed in claim 1 is characterized in that: wherein, the hole rear side of dividing plate axially projection one sleeve pipe and being sleeved on connects outside the protruded stigma.

4, vehicle steering rotating shaft anti-theft column lock as claimed in claim 1, it is characterized in that: wherein, pedestal comprises: a fixing flanged disc and be penetrated with a plurality of perforation, be locked in the bearing circle rotating shaft with screw, and connect protruded stigma and be arranged with a groove at least to projection and in its bottom periphery from the pedestal center shaft;

5, vehicle steering rotating shaft anti-theft column lock as claimed in claim 2 is characterized in that: wherein the body of rod of loudspeaker frizzen can be one-body molded or be spirally connected by the multistage rod member and forms.

6, vehicle steering rotating shaft anti-theft column lock as claimed in claim 1 is characterized in that: wherein, outer sleeve is multistage class sleeve or is an isometrical sleeve.

7, vehicle steering rotating shaft anti-theft column lock as claimed in claim 1, it is characterized in that: wherein, outer sleeve is multistage class sleeve or is an isometrical sleeve that outer sleeve front end face lock core member connection is established and linked rotatably after a plectrum can be a correct key insertion lock core member, with moving partially each locking plate of operation.Wherein, pivot is adorned each locking plate of two locking plates on dividing plate, first end be connected on the dividing plate and second end of two locking plates with pivot lock pivot respectively, interconnect with a resetting spring, with relative resilient often and close two locking plates, second end of each locking plate is connected with a catch portion respectively, and often flexibly is posted by the relative both sides of plectrum of lock core member.

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