CN202039684U

CN202039684U - Car door lock

Info

Publication number: CN202039684U
Application number: CN 201120140604
Authority: CN
Inventors: 贾永光
Original assignee: ZHEJIANG WANCHAO ELECTRICAL APPARATUS CO Ltd
Current assignee: ZHEJIANG WANCHAO ELECTRICAL APPARATUS CO Ltd
Priority date: 2011-05-06
Filing date: 2011-05-06
Publication date: 2011-11-16
Anticipated expiration: 2021-05-06

Abstract

The utility model relates to a car door lock which comprises an outer handle assembly, an outer door lock assembly, an inner door lock assembly, a lock pin assembly, an inner unlocking component and an inner locking mechanism, wherein the outer handle assembly is mounted on a door plate on the outer side of a car door; the outer door lock assembly and the inner door lock assembly are mounted in the car door; the inner unlocking component is mounted on a door plate on the inner side of the car door; the lock pin assembly is mounted in a car door frame; the inner locking mechanism comprises a button spindle with buttons, a safety arm and a safety arm shift fork in linkage fit with the safety arm; the safety arm shift fork is movably hinged with the button spindle; the outer handle assembly comprises a handle seat; and a lock core is arranged on the handle seat and connected with the safety arm through an unlocking lever. The car door lock is provided with the inner locking mechanism, and adopts the structure that the lock core is connected with the inner locking mechanism in a matching manner, so that an internal lock is locked, the car door cannot opened through an outer handle, and can be opened with a key by people outside the car. Therefore, the car door lock is provided with the function of false lock prevention.

Description

A kind of arrangements for automotive doors lock

Technical field

The utility model relates to a kind of door lock, particularly a kind of arrangements for automotive doors lock.

Background technology

Existing car door lock does not have interior locking mechanism mostly, can not in car car door be pinned, and when the driver drove in car, the people of outside can cause potential safety hazard by outdoor handle with car door opening; Even interlock assembly is arranged, after using internal lock, car door can not be opened with key in the outside, is easy to generate the mistake lock.

Summary of the invention

For overcoming the prior art deficiency, the utility model purpose is to provide a kind of interlock assembly that has, can be when internal lock, and inside and outside handle all can not be opened car door, and adopts lock core to be connected cooperation with interior lockable mechanism, has a kind of arrangements for automotive doors lock of anti-error lock function.

The technical solution adopted in the utility model is: a kind of arrangements for automotive doors lock, include the outdoor handle assembly, outer door assembly, the Inner door lock assembly, the lock pin assembly, drawback lock assembly and interior lockable mechanism, wherein the outdoor handle assembly is installed on the door-plate of door outside, outer door assembly and Inner door lock assembly are installed in the car door, the drawback lock assembly is installed on the car door inner door panel, the lock pin assembly is installed in the car door frame, it is characterized in that: lockable mechanism includes button spindle in described, safety arm and the safety arm shift fork that is linked with safety arm, wherein safety arm shift fork and button spindle are movably hinged, described outdoor handle assembly comprises catch base, lock core is set on the catch base, and lock core is connected with described safety arm by trip lever.

Described Inner door lock assembly is equipped with substrate, described safety arm shift fork and safety arm are installed on the substrate, interlock plate, interior unlatching arm also is installed on the described substrate and opens arm outward, be connected with the extension spring of interlock plate between described interlock plate and the substrate, open arm in described and the outer arm of opening is provided with the interlock of interlock plate, and interlock plate and described outer door assembly are linked.

Described outer door assembly is equipped with base, rotating lock pawl and clamp are installed on the base, wherein lock pawl cooperates with clamp formation snap close and release, lock pawl is provided with the stop pawl pin, stop pawl pin and described interlock plate are linked, and the stop pawl pin constitutes locking with described safety arm and release cooperates.

Offer the hole of stretching out on the described substrate, and this hole is between interlock plate and safety arm for described stop pawl pin.

Described lock core is connected with shift fork, and shift fork is connected with outer starting, and starts outward to be connected with the outer arm of opening.

The beneficial effects of the utility model can be pinned car door in car by interior lockable mechanism for the occupant, when using internal lock, the people of outside does not have key can't open car door, and adopt lock core and interior lockable mechanism to be linked, after using internal lock, the outside can use key to open car door, prevents the mistake lock.

Description of drawings

Fig. 1 is the utility model structural representation.

Fig. 2 is the utility model handle assembly structural representation.

Fig. 3 is an Inner door lock assembly structure schematic diagram.

Fig. 4 is an Inner door lock assembly structure schematic diagram.

Fig. 5 is outer door assembly structural representation.

Fig. 6 is outer door assembly internal construction schematic diagram.

Fig. 7 is that the B of Fig. 6 is to view.

Fig. 8 is that the A of Fig. 6 is to view.

Fig. 9 is a lock pin assembly structure schematic diagram.

Figure 10 is that Fig. 9 A is to view.

1-outdoor handle assembly, 11-handle, 12-lock core, 120-lobe plate, the 13-shift fork, 2-lock pin assembly, 20-locked pin plate, 21-lock pin, the outer door assembly of 3-, 30-base, 31-lock pawl, 311-stop pawl pin, 301-lock pawl torsion spring, 32-clamp, 320-clamp torsion spring, 321-first ratchet, 322-second ratchet, the 33-cover plate, 4-Inner door lock assembly, 40-substrate, 41-safety arm shift fork, 42-safety arm, the 43-plate that links, arm is opened in the extension spring of 430-interlock plate in the 44-, 45-opens arm outward, 5-drawback lock assembly, lockable mechanism in the 51-drawback lock bar, 6-, the 61-button spindle, the 7-trip lever, 8-starts outward.

Specific embodiment

Below in conjunction with accompanying drawing the specific embodiment of the present utility model is described in detail.

As shown in Figure 1, a kind of automobile door lock, include, outer door assembly 3, Inner door lock assembly 4, lock pin assembly 2, drawback lock assembly 5 and interior lockable mechanism 6, wherein outdoor handle assembly 1 is installed on the door-plate of door outside, outer door assembly 3 and Inner door lock assembly 4 are installed in the car door, drawback lock assembly 5 is installed on the car door inner door panel, and lock pin assembly 2 is installed in the car door frame.

As shown in Figure 1, 2, described outdoor handle assembly 1 comprises handle 11, shift fork 13, described handle 11 1 ends are fixedly mounted on the car door, the other end is provided with the catch base that lock core 12 is installed, lock core 12 and described shift fork 13 interlocks, be connected with trip lever 7 on the lobe plate 120 on the described lock core 12, trip lever 7 is connected with described Inner door lock assembly 4, and described shift fork 13 8 is connected with described drawback lock assembly 4 by starting outward.

Shown in Fig. 3,4, described Inner door lock assembly 4 includes substrate 40, described substrate 40 is made of two vertical relatively plates, rotating safety arm shift fork 41, safety arm 42, interlock plate 43, interior unlatching arm 44 are installed on the described substrate 40, open arm 45 outward.Described safety arm 42 1 ends are connected with described outdoor handle assembly 1 by described trip lever 7, the other end and 41 interlocks of described safety arm shift fork, and safety arm shift fork 41 is connected with button spindle 61, and button spindle 61 ends are provided with button.The described outer arm 45 of opening 8 is connected with described shift fork 13 by described outer starting, and opening arm 45 outward is provided with described interlock plate 43 interlocks, described interlock plate 43 is provided with interlock plate tension spring pin, be connected with interlock plate extension spring 430 between described tension spring pin and the substrate 40, make the described interlock plate 43 actions reliable return of energy afterwards, described interlock plate 43 and the described interior arm 44 interlock settings of opening, described interior unlatching arm 44 is connected with described drawback lock assembly 5.Described drawback lock assembly 5 comprises drawback lock bar 51 and Nei Kai slide block, opens slide block in wherein to be fixedly mounted on the car door inner door panel.

Shown in Fig. 5,6,7,8, described outer door assembly 3 includes base 30, lock pawl 31, clamp 32 and cover plate 33, described clamp 32 is installed on the base 30 by axle sleeve, and clamp 32 can rotate on base 30, axle sleeve is installed clamp torsion spring 320 outward, and described clamp 32 is provided with two ratchets; Described lock pawl 31 is installed on the base 30 by axle sleeve, and lock pawl 31 can rotate on base 30, and axle sleeve is installed lock pawl torsion spring 301 outward, and described lock pawl 31 is provided with stop pawl pin 311 near heads; On the described clamp 32 on two ratchets and the described lock pawl 31 hook portion constitute snap fit, when hook portion breaks away from two ratchets on the clamp 32 and the lock pawl 31, constitute the release cooperation; When on first ratchet 321 on the clamp 32 and the lock pawl 31 during the hook portion snap fit, constitute half locking and cooperate; When on second ratchet 322 on the clamp 32 and the lock pawl 31 during the hook portion snap fit, constitute locking and cooperate.Also adaptive on the described base 30 have a cover plate 33.

Shown in Fig. 9,10, described lock pin assembly 2 includes locked pin plate 20 and lock pin 21, and wherein lock pin 21 is fixedly mounted on the locked pin plate 20, and described lock pin 21 is " U " shape, and and described clamp 32 between two ratchets breach constitute snap fit.Described lock pin pin 21 is installed in the car door frame, plays the effect of locking a door.

Between safety arm 42 and interlock plate 43, offer a hole part on the substrate 40 of described Inner door lock assembly 4, stop pawl pin 311 on the lock pawl 31 of described outer door assembly 3 stretches out this hole, and can in this hole, swing, described safety arm 42 and described interlock plate 43 formations are linked.

During closed door, touching Inner door lock clamp 32 rotates counterclockwise its elastic force that overcomes clamp torsion spring 320, hook portion on the described lock pawl 31 is slipped in two ratchets of clamp 32 in turn constitute snap fit, at this moment on the described clamp 32 between two ratchets breach and 21 engagements of described lock pin constitute snap fit, car door promptly is closed.

Under car door is in lockup state, press the lock core 12 on the lower handle, thereby drive shift fork 13 motions, by the outer arm 45 of opening of 8 promotions of starting outward, the outer arm 45 of opening promotes interlock plate 43, and then promotion stop pawl pin 311, make two ratchets disengagings on lock pawl 31 and the described clamp 32, releasing is to the snap close restriction of clamp 32, clamp 32 is return under the elastic force effect of clamp torsion spring 320, simultaneously on the described clamp 32 between two ratchets breach withdraw from engagement with described lock pin 21, thereby finish the operation of outer unlatching car door lock; The interior slide block of opening of pulling, by the described interior arm 44 of opening of 51 pullings of starting in described, the described interior arm 44 of opening drives described interlock plate 43, and then promotion stop pawl pin 311, finishes release, the purpose of unlatching car door in reaching; Press the button, promote described safety arm shift fork 41 by button spindle 61, described safety arm shift fork 41 drives safety arm 42 and moves to assigned position, this moment, safety arm 42 limited described stop pawl pin 311 movement travels, make that two ratchets can not break away from described lock pawl 31 and the described clamp 32, thereby play the purpose of insurance (interior locking); Described lock core 12 is connected with described safety arm 42 by described trip lever 7, and when lock core 12 went to the opening safety position, outer handle can be opened car door smoothly, and when lock core 12 went to the locking safety position, outer handle promptly can't be opened car door.

Present embodiment only is used to illustrate the usefulness of the utility model, be not to restriction of the present utility model, those skilled in the art also can make corresponding variation and modification under the situation that does not break away from the utility model essential scope, so all technical schemes that are equal to also belong to category of the present utility model.

Claims

1. an arrangements for automotive doors is locked, include the outdoor handle assembly, outer door assembly, the Inner door lock assembly, the lock pin assembly, drawback lock assembly and interior lockable mechanism, wherein the outdoor handle assembly is installed on the door-plate of door outside, outer door assembly and Inner door lock assembly are installed in the car door, the drawback lock assembly is installed on the car door inner door panel, the lock pin assembly is installed in the car door frame, it is characterized in that: lockable mechanism includes button spindle in described, safety arm and the safety arm shift fork that is linked with safety arm, wherein safety arm shift fork and button spindle are movably hinged, safety arm and described outer door assembly interlock, described outdoor handle assembly comprises catch base, lock core is set on the catch base, and lock core is connected with described safety arm by trip lever.

2. a kind of arrangements for automotive doors lock according to claim 1, it is characterized in that: described Inner door lock assembly is equipped with substrate, described safety arm shift fork and safety arm are installed on the substrate, rotating interlock plate, interior unlatching arm also are installed on the described substrate and open arm outward, be connected with the extension spring of interlock plate between described interlock plate and the substrate, open arm in described and the outer arm of opening is provided with the interlock of interlock plate, and interlock plate and described outer door assembly are linked.

3. a kind of arrangements for automotive doors lock according to claim 2, it is characterized in that: described outer door assembly is equipped with base, rotating lock pawl and clamp are installed on the base, wherein lock pawl is provided with described clamp formation snap close and release and cooperates crozier, lock pawl is provided with the stop pawl pin, stop pawl pin and described interlock plate are linked, and the stop pawl pin constitutes locking with described safety arm and release cooperates.

4. a kind of arrangements for automotive doors lock according to claim 3, it is characterized in that: described stop pawl pin extends the hole of offering on the described substrate, and this hole is between interlock plate and safety arm.

5. according to claim 2 or 3 or 4 described a kind of arrangements for automotive doors locks, it is characterized in that: described lock core is connected with shift fork, and shift fork connects the described outer arm of opening outward by starting.