CN111852214B - Door lock structure with emergency opening function and application method thereof - Google Patents
Door lock structure with emergency opening function and application method thereof Download PDFInfo
- Publication number
- CN111852214B CN111852214B CN202010624963.4A CN202010624963A CN111852214B CN 111852214 B CN111852214 B CN 111852214B CN 202010624963 A CN202010624963 A CN 202010624963A CN 111852214 B CN111852214 B CN 111852214B
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- Prior art keywords
- rocker arm
- opening
- unlocking
- door lock
- limiting block
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Classifications
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B77/00—Vehicle locks characterised by special functions or purposes
- E05B77/22—Functions related to actuation of locks from the passenger compartment of the vehicle
- E05B77/30—Functions related to actuation of locks from the passenger compartment of the vehicle allowing opening by means of an inner door handle, even if the door is locked
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B79/00—Mounting or connecting vehicle locks or parts thereof
- E05B79/10—Connections between movable lock parts
- E05B79/20—Connections between movable lock parts using flexible connections, e.g. Bowden cables
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B79/00—Mounting or connecting vehicle locks or parts thereof
- E05B79/10—Connections between movable lock parts
- E05B79/22—Operative connections between handles, sill buttons or lock knobs and the lock unit
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- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
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- Lock And Its Accessories (AREA)
Abstract
The invention relates to a door lock structure with an emergency unlocking function and a use method thereof, wherein the door lock structure comprises a transmission mechanism, and the transmission mechanism comprises an inward unlocking handle, a first unlocking rocker arm and a second unlocking rocker arm which are all arranged on a shell of the door lock; the inner opening handle is connected with a first opening rocker arm through an inner opening pull wire, the first end of the first opening rocker arm is in butt joint with the first end of a first unlocking rocker arm, and the second end of the first unlocking rocker arm is in rotary connection with the first end of a second unlocking rocker arm; the opening mechanism comprises a second opening rocker arm and a limiting block which are coaxially connected to the shell, the second opening rocker arm is in butt joint with the second end of the first opening rocker arm, the limiting block is in butt joint with a lock tongue of the door lock, and the lock tongue is rotationally arranged on the shell; the unlocking mechanism comprises an unlocking rod, and two ends of the unlocking rod are respectively connected with the second unlocking rocker arm and the second opening rocker arm in a sliding manner; the emergency opening device has the advantages of being simple in structure, low in cost and simple to operate, and having an emergency opening function.
Description
Technical Field
The invention belongs to the technical field of automobile door locks, and particularly relates to an automobile door lock structure with an emergency unlocking function and a use method thereof.
Background
In GB 7258, 11.5 requires that all doors of a passenger car (except when a child lock is installed) for passengers to get on and off should be openable from the interior of the car.
However, most of the existing commercial vehicles are unlocked by arranging structures such as a mechanical pulling button and the like in a cab and by using an unlocking structure in a pulling wire structure linkage lock body, but the structure is complex to arrange, the mechanical pulling button and the pulling wire structure are high in cost, and the mechanical pulling button and the pulling wire structure are not suitable for large-scale application, so that the application range is poor; the other commercial vehicles have no mechanical unlocking and stopping functions in the cab, and the in-vehicle unlocking function is realized through remote control keys or central control unlocking generally, but when the remote control keys and the central control unlocking fail in emergency danger, a user cannot unlock and escape from the cab, so that the survival rate of the user is reduced.
Disclosure of Invention
The invention aims to provide a door lock structure with an emergency opening function, simple structure and low cost.
In order to achieve the first effect, the invention is realized by the following technical scheme:
the door lock structure with the emergency opening function comprises a transmission mechanism, wherein the transmission mechanism comprises an inward opening handle, a first opening rocker arm, a first unlocking rocker arm and a second unlocking rocker arm, wherein the first opening rocker arm, the first unlocking rocker arm and the second unlocking rocker arm are all arranged on a shell of the door lock; the inner opening handle is connected with a first opening rocker arm through an inner opening pull wire, the first end of the first opening rocker arm is in butt joint with the first end of the first unlocking rocker arm, and the second end of the first unlocking rocker arm is in rotary connection with the first end of the second unlocking rocker arm; the opening mechanism comprises a second opening rocker arm and a limiting block which are coaxially connected to the shell, the second opening rocker arm is abutted with the second end of the first opening rocker arm, the limiting block is abutted with a lock tongue of the door lock, and the lock tongue is rotationally arranged on the shell; the unlocking mechanism comprises an unlocking rod, two ends of the unlocking rod are respectively connected with the second end of the second unlocking rocker in a sliding manner through a sliding rail and the second unlocking rocker in a sliding manner through a sliding chute, and a clamping mechanism is arranged between the unlocking rod and the limiting block; elastic pieces for resetting the first opening rocker arm, the second opening rocker arm, the first unlocking rocker arm, the limiting block and the lock tongue are arranged on the first opening rocker arm, the second opening rocker arm, the first unlocking rocker arm and the lock tongue; when the first unlocking rocker rotates, the first unlocking rocker, the second unlocking rocker and the second unlocking rocker are linked around rotating shafts respectively connected with the shell, and the second unlocking rocker drives the unlocking rod to move along the sliding groove to form a linkage relation with the limiting block through the clamping mechanism.
As a further description of the invention: the clamping mechanism comprises a protrusion fixed on the unlocking rod and a clamping block fixed on the limiting block, the clamping block is perpendicular to the rotation plane of the second opening rocker arm and extends oppositely, the clamping block is used for limiting the protrusion in the process of opening the door lock, when the first opening rocker arm rotates by a preset angle, the first unlocking rocker arm drives the unlocking rod to be linked to the protrusion and the clamping block in a butt joint mode along the sliding rail, and the limiting block and the second opening rocker arm are linked with the shell around rotating shafts between the limiting block and the shell through the protrusion and the clamping block.
As a further description of the invention: the height of the protrusion is larger than the groove depth of the sliding groove.
As a further description of the invention: the first opening rocker arm is in butt joint with the second opening rocker arm through a baffle plate.
As a further description of the invention: one side of the first unlocking rocker arm, which is abutted with the first opening rocker arm, is provided with an extending guide surface which inclines towards the direction deviating from the first opening rocker arm.
As a further description of the invention: the first unlocking rocker arm and the rotating plane of the first opening rocker arm are parallel to each other, the rotating planes of the second opening rocker arm, the second unlocking rocker arm, the limiting block and the lock tongue are parallel to each other, and the rotating planes of the first opening rocker arm and the second opening rocker arm are perpendicular to each other.
The second purpose of the invention is to provide a method for using the door lock structure with an emergency unlocking function, which has the effects that when a user encounters an emergency danger, the user can unlock and escape from the cab under the condition of failure of remote key and central control unlocking, and the operation is simple and convenient.
In order to achieve the effect of the second purpose, the invention is realized by the following technical scheme:
a method for using a door lock structure with an emergency opening function comprises the following steps: after the door lock is locked, the inner opening handle is operated, and the inner opening handle performs unlocking and stopping actions through the inner opening stay wire linkage transmission mechanism and the unlocking mechanism, so that the second unlocking rocker arm is linked with the unlocking rod to act until the bulge is abutted with the clamping block, the inner opening handle is loosened, the inner opening handle is reset, and the door lock is unlocked and stopped; and operating the inner opening handle again, wherein the inner opening handle is linked with the opening mechanism through an inner opening stay wire to perform opening action, so that the first opening rocker arm is linked with the limiting block through the unlocking rod, the bulge and the clamping block to act until the lock tongue is reset, and the door lock is opened.
As a further description of the invention: the unlocking stop action comprises: the inner opening handle drives the first opening rocker arm to rotate through the inner opening pull wire, the first opening rocker arm is linked with the first unlocking rocker arm to rotate, the first unlocking rocker arm is linked with the second unlocking rocker arm to rotate, and the second unlocking rocker arm pulls the unlocking rod to move to the protrusion to be in butt joint with the clamping block along the sliding rail.
As a further description of the invention: the opening action includes: the inner opening handle drives the first opening rocker arm to rotate through the inner opening pull wire, the first opening rocker arm drives the second opening rocker arm to rotate, and the second opening rocker arm drives the unlocking rod to move.
As a further description of the invention: after the door lock is locked, the inward opening handle is positioned at a preset position and does not have stroke action.
Compared with the prior art, the invention has the following beneficial technical effects:
1. the invention has simple structure, no special arrangement of unlocking buttons, unlocking stay wires and other structures, low cost and is more suitable for large-scale application;
2. the unlocking and opening of the vehicle door can be completed by only operating the inward opening handle twice, and the operation is simple and comfortable;
3. when the door is locked after the door falls, namely the door is in a locking state, the inward opening handle is positioned at a preset position and has no stroke, so that the appearance quality in the vehicle room is improved;
4. the inward-opening handle can automatically reset after unlocking and opening of the door lock of the vehicle, and improves the appearance quality in the vehicle.
Drawings
FIG. 1 is a schematic view showing a door lock according to a first embodiment of the present invention;
fig. 2 is a schematic view showing a structural state of the interior of the housing when the door lock is in a locked state in the first embodiment of the present invention.
Fig. 3 is a schematic view illustrating a structural state of the interior of the housing during unlocking of the door lock according to the first embodiment of the present invention.
Fig. 4 is a schematic axial view of the structure of the inside of the housing during unlocking of the door lock according to the first embodiment of the present invention, where the first opening rocker and the second opening rocker are not reset, so that the protrusion and the clamping block are not yet abutted.
Fig. 5 is an axial schematic view showing a structural state of the interior of the housing during unlocking of the door lock according to the first embodiment of the present invention.
Fig. 6 is a schematic diagram showing a state of the lock tongue when the door lock is locked in the first embodiment of the invention.
Fig. 7 is a schematic view showing a state of a lock tongue when a door lock of a vehicle is opened in the first embodiment of the invention.
Fig. 8 is a flowchart of a method for using a door lock according to a second embodiment of the present invention.
1. A first unlocking rocker arm; 2. a housing; 3. a first opening rocker arm; 4. an inner opening pull wire; 5. an inner opening handle; 6. a second unlocking rocker arm; 7. unlocking the rod; 8. a second opening rocker arm; 9. a limiting block; 10. a protrusion; 11. a bolt; 12. a clamping block; 13. and a baffle.
Detailed Description
In order that the above-recited objects, features and advantages of the present invention will be more clearly understood, a more particular description of the invention will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments may be combined with each other.
In the description of the present invention, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, are merely for convenience of describing the present invention and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal," "vertical," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Example 1
As shown in fig. 1-7, a door lock structure with emergency unlocking function includes a transmission mechanism, an unlocking mechanism and a unlocking mechanism.
Specifically, the transmission mechanism comprises an inward opening handle 5, a first opening rocker arm 3, a first unlocking rocker arm 1 and a second unlocking rocker arm 6 which are all arranged on a shell 2 of the door lock; in this embodiment, the inside opening handle 5 is rotatably connected to the housing 2 of the vehicle body or the door lock, or may be inserted into the housing 2 of the vehicle body or the door lock, and the specific connection mode may be adjusted according to the actual requirement; the first opening rocker arm 3 is fixedly connected with the inner opening handle 5 through the inner opening pull wire 4, when the inner opening handle 5 is operated, the inner opening handle 5 drives the first opening rocker arm 3 to rotate in a linkage manner by the inner opening pull wire 4, in the embodiment, the end, far away from the inner opening handle 5, of the inner opening pull wire 4 is connected with the first end of the first opening rocker arm 3, so that labor is saved when the inner opening handle 5 is operated to drive the first opening rocker arm 3; the first end of the first unlocking rocker arm 3 is also abutted with the first end of the first unlocking rocker arm 1, an extending guide surface inclined towards the direction deviating from the first unlocking rocker arm 3 is arranged on one side of the first unlocking rocker arm 1 abutted with the first unlocking rocker arm 3, so that the first unlocking rocker arm 3 is more convenient to link the first unlocking rocker arm 1 to synchronously rotate, the second end of the first unlocking rocker arm 1 is rotationally connected with the first end of the second unlocking rocker arm 6, and the second unlocking rocker arm 6 synchronously rotates along with the rotation of the first unlocking rocker arm 1.
The opening mechanism comprises a second opening rocker arm 8 and a limiting block 9 which are coaxially connected to the shell 2, the second opening rocker arm 8 is abutted to the second end of the first opening rocker arm 3 through a baffle 13, specifically, the baffle 13 is arranged on one side of the second opening rocker arm 8 close to the first opening rocker arm 3, when the first opening rocker arm 3 rotates along with the linkage of the inner opening stay wire 4, the first opening rocker arm 3 is abutted to the baffle 13, the second opening rocker arm 8 is driven to rotate by pushing the baffle 13, the limiting block 9 is abutted to a lock tongue 11 of a door lock, and the lock tongue 11 is rotationally arranged on the shell 2.
The unlocking mechanism comprises an unlocking rod 7, two ends of the unlocking rod 7 are respectively connected with the second end of the second unlocking rocker 6 through sliding of a sliding rail and the second opening rocker 8 through sliding of a sliding groove, and thus the unlocking rod 7 moves along the sliding rail and the sliding groove along with rotation of the first unlocking rocker 1 and the second opening rocker 8.
The first opening rocker arm 3, the second opening rocker arm 8, the first unlocking rocker arm 1, the limiting block 9 and the lock tongue 11 are all provided with elastic pieces for resetting, specifically, the initial positions of the first opening rocker arm 3 and the first unlocking rocker arm 1 are kept in contact with each other, the initial position of the second opening rocker arm 8 is kept in contact with the first opening rocker arm 3, the initial position of the lock tongue 11 is a preset position where the lock tongue 11 is positioned when the door lock is in an open state, and the initial position of the limiting block 9 is below the position where the lock tongue 11 is positioned and is kept in a tight contact state with the lock tongue 11 when the door lock is in a locking state; specifically, the elastic members are torsion springs with one ends fixedly connected with the shell 2.
The clamping mechanism is arranged between the unlocking rod 7 and the limiting block 9, and concretely comprises a protrusion 10 fixed on the unlocking rod 7 and a clamping block 12 fixed on the limiting block 9, wherein the clamping block 12 and the protrusion 10 are perpendicular to the rotation plane of the second unlocking rocker 8 and extend in opposite directions, the clamping block 12 is used for limiting the protrusion 10 in the process of unlocking the door lock, the height of the protrusion 10 is larger than the groove depth of the sliding groove, on one hand, the protrusion 10 can prevent the unlocking rod 7 from being separated from the sliding groove, on the other hand, when the first unlocking rocker 3 rotates by a preset angle, the first unlocking rocker 1 drives the unlocking rod 7 to be linked to the protrusion 10 along the sliding rail and is abutted with the clamping block 12, at the moment, under the action of the torsion spring, the first unlocking rocker 1 is linked with the second unlocking rocker 6 to reset, and the clamping block 12 is under the action of the limiting block 9 and the torsion spring arranged on the limiting block 9, will abut against the protrusion 10, so that the unlocking lever 7 abuts against the inner wall of the chute far away from the first opening rocker arm 3, in this way, the unlocking lever 7 and the protrusion 10 will be clamped between the clamping block 12 and the inner wall of the chute far away from the first opening rocker arm 3, the distance between the clamping block 12 and the side wall of the second opening rocker arm 8 is smaller than the width of the protrusion 10, so that the protrusion 10 cannot pass between the clamping block 12 and the side wall of the second opening rocker arm 8, at this moment, the first unlocking rocker arm 1 and the first opening rocker arm 3 are in a non-abutting state, the door lock is unlocked, the inner opening handle 5 is operated again, the first opening rocker arm 3 is linked to rotate through the inner opening stay wire 4, so that when the second opening rocker arm 8 rotates, the limiting block 9 and the second opening rocker arm 8 are linked around the rotating shaft between the second opening rocker arm 8 and the housing 2 through the protrusion 10 and the clamping block 12, namely the second opening rocker arm 8 drives the unlocking lever 7 and the protrusion 10 to move, the protrusion 10 pushes the clamping block 12 so as to drive the limiting block 9 to move towards the direction away from the lock tongue 11, the lock tongue 11 loses resistance from the limiting block 9 along with the rotation of the limiting block 9 and is reset, and at the moment, the door lock is opened, so that the door lock can be opened only by operating the inner opening handle 5 twice, the operation is simple, the door lock has a simple structure, the structures such as an unlocking pulling button, an unlocking pulling wire and the like do not need to be specially arranged, the cost is low, and the door lock is more suitable for large-scale application; after the door lock is opened, the inner opening handle 5 is loosened, the first opening rocker arm 3, the second opening rocker arm 8, the limiting block 9 and the lock tongue 11 are reset, the door lock is restored to the locking state, then the unlocking rod 7 is stirred, the unlocking rod 7 moves to the bulge 10 along the sliding rail to be separated from the clamping block 12, at the moment, the first unlocking rocker arm 1 drives the second unlocking rocker arm 6 to reset, and thus, the inner opening handle 5 can be automatically reset after unlocking and opening of the door lock are completed, and the appearance quality in a vehicle is improved.
The peripheral wall of the protrusion 10 is provided with a chamfer, which facilitates the movement of the protrusion 10 into abutment with the catch block 12.
The rotation planes of the first unlocking rocker arm 1 and the first opening rocker arm 3 are parallel to each other, the rotation planes of the second opening rocker arm 8, the second unlocking rocker arm 6, the limiting block 9 and the lock tongue 11 are parallel to each other, and the rotation planes of the first opening rocker arm 3 and the second opening rocker arm 8 are perpendicular to each other, so that the volume of the door lock structure is smaller.
Example two
As shown in fig. 8, a method for using a door lock structure with an emergency unlocking function includes: after the door lock falls to lock, the inner opening handle 5 is operated, the inner opening handle 5 carries out unlocking and stopping actions through the inner opening pull wire 4 linkage transmission mechanism and the unlocking mechanism, the second unlocking rocker arm 6 is linked with the unlocking rod 7 to move to the bulge 10 to be abutted with the clamping block 12, the door lock is unlocked and stopped, the inner opening handle 5 is loosened, and the inner opening handle 5 is reset, wherein the unlocking and stopping actions comprise: the inner opening handle 5 drives the first opening rocker arm 3 to rotate through the inner opening pull wire 4, the first opening rocker arm 3 links the first unlocking rocker arm 1 to rotate, the first unlocking rocker arm 1 links the second unlocking rocker arm 6 to rotate, and the second unlocking rocker arm 6 pulls the unlocking rod 7 to move to the protrusion 10 to be in butt joint with the clamping block 12 along the sliding rail.
The inner opening handle 5 is operated again, the inner opening handle 5 is linked with the opening mechanism through the inner opening pull wire 4 to perform opening action, the first opening rocker arm 3 is linked with the limiting block 9 through the unlocking rod 7, the bulge 10 and the clamping block 12 to move to the lock bolt 11 for resetting, and the door lock is opened, wherein the opening action comprises the following steps: the inner opening handle 5 drives the first opening rocker arm 3 to rotate through the inner opening pull wire 4, the first opening rocker arm 3 drives the second opening rocker arm 8 to rotate, and the second opening rocker arm 8 drives the unlocking rod 7 to move.
After the door lock is locked, the inward opening handle 5 is positioned at a preset position and does not have a stroke action, so that the appearance quality in the vehicle is improved, and the unlocking and opening of the door can be completed only by operating the inward opening handle 5 twice, so that the operation is simple and comfortable, and the vehicle door lock has the effect that a user can unlock and escape from the cab and improve the use safety of the vehicle under the condition that a remote control key and a central control unlock fail when the user encounters an emergency danger.
The embodiments given above are preferred examples for realizing the present invention, and the present invention is not limited to the above-described embodiments. Any immaterial additions and substitutions made by those skilled in the art according to the technical features of the technical scheme of the invention are all within the protection scope of the invention.
Claims (2)
1. A door lock structure with emergency opening function, comprising:
the transmission mechanism comprises an inward opening handle, a first opening rocker arm, a first unlocking rocker arm and a second unlocking rocker arm which are all arranged on a shell of the door lock; the inner opening handle is connected with a first opening rocker arm through an inner opening pull wire, the first end of the first opening rocker arm is in butt joint with the first end of the first unlocking rocker arm, and the second end of the first unlocking rocker arm is in rotary connection with the first end of the second unlocking rocker arm;
the opening mechanism comprises a second opening rocker arm and a limiting block which are coaxially connected to the shell, the second opening rocker arm is abutted with the second end of the first opening rocker arm, the limiting block is abutted with a lock tongue of the door lock, and the lock tongue is rotationally arranged on the shell;
the unlocking mechanism comprises an unlocking rod, two ends of the unlocking rod are respectively connected with the second end of the second unlocking rocker in a sliding manner through a sliding rail and the second unlocking rocker in a sliding manner through a sliding chute, and a clamping mechanism is arranged between the unlocking rod and the limiting block;
elastic pieces for resetting the first opening rocker arm, the second opening rocker arm, the first unlocking rocker arm, the limiting block and the lock tongue are arranged on the first opening rocker arm, the second opening rocker arm, the first unlocking rocker arm and the lock tongue;
when the first unlocking rocker rotates, the first unlocking rocker, the second unlocking rocker and the second unlocking rocker are linked around rotating shafts respectively connected with the shell, and the second unlocking rocker drives the unlocking rod to move along the sliding groove to form a linkage relation with the limiting block through the clamping mechanism;
the clamping mechanism comprises a bulge fixed on the unlocking rod and a clamping block fixed on the limiting block, the clamping block and the bulge are perpendicular to the rotation plane of the second opening rocker arm and extend in opposite directions, the clamping block is used for limiting the bulge in the process of opening the door lock, when the first opening rocker arm rotates by a preset angle, the first unlocking rocker arm drives the unlocking rod to be linked to the bulge along the sliding rail and abutted against the clamping block, and the limiting block and the second opening rocker arm are linked with the clamping block around rotating shafts between the limiting block and the shell through the bulge; the height of the bulge is larger than the groove depth of the chute; the first opening rocker arm is in butt joint with the second opening rocker arm through a baffle plate; an extending guide surface inclined towards the direction deviating from the first opening rocker arm is arranged on one side of the first unlocking rocker arm, which is abutted with the first opening rocker arm; the first unlocking rocker arm and the rotating plane of the first opening rocker arm are parallel to each other, the rotating planes of the second opening rocker arm, the second unlocking rocker arm, the limiting block and the lock tongue are parallel to each other, and the rotating planes of the first opening rocker arm and the second opening rocker arm are perpendicular to each other.
2. A method of using the door lock structure with emergency opening function according to claim 1, comprising:
after the door lock is locked, the inner opening handle is operated, and the inner opening handle performs unlocking and stopping actions through the inner opening stay wire linkage transmission mechanism and the unlocking mechanism, so that the second unlocking rocker arm is linked with the unlocking rod to act until the bulge is abutted with the clamping block, the inner opening handle is loosened, the inner opening handle is reset, and the door lock is unlocked and stopped;
operating the inner opening handle again, wherein the inner opening handle is linked with the opening mechanism through an inner opening pull wire to perform opening action, so that the first opening rocker arm is linked with the limiting block through the unlocking rod, the bulge and the clamping block to act until the lock tongue is reset, and the door lock is opened;
the unlocking stop action comprises: the inner opening handle drives the first opening rocker arm to rotate through an inner opening pull wire, the first opening rocker arm is linked with the first unlocking rocker arm to rotate, the first unlocking rocker arm is linked with the second unlocking rocker arm to rotate, and the second unlocking rocker arm pulls the unlocking rod to move to the protrusion to be in butt joint with the clamping block along the sliding rail;
the opening action includes: the inner opening handle drives the first opening rocker arm to rotate through an inner opening pull wire, the first opening rocker arm drives the second opening rocker arm to rotate, and the second opening rocker arm drives the unlocking rod to move;
after the door lock is locked, the inward opening handle is positioned at a preset position and does not have stroke action.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010624963.4A CN111852214B (en) | 2020-07-02 | 2020-07-02 | Door lock structure with emergency opening function and application method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010624963.4A CN111852214B (en) | 2020-07-02 | 2020-07-02 | Door lock structure with emergency opening function and application method thereof |
Publications (2)
| Publication Number | Publication Date |
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| CN111852214A CN111852214A (en) | 2020-10-30 |
| CN111852214B true CN111852214B (en) | 2023-08-01 |
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| CN202010624963.4A Active CN111852214B (en) | 2020-07-02 | 2020-07-02 | Door lock structure with emergency opening function and application method thereof |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112983144B (en) * | 2021-03-19 | 2021-11-02 | 惠州市金雄城建筑科技有限公司 | Urban rail construction equipment based on BIM |
| CN116220482B (en) * | 2023-03-20 | 2024-04-26 | 一汽解放汽车有限公司 | Integrated vehicle door lock and vehicle |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR101935921B1 (en) * | 2017-11-06 | 2019-01-07 | 대동도어 주식회사 | Door latch for vehicle |
| CN207485162U (en) * | 2017-11-15 | 2018-06-12 | 江苏金鼎汽车锁制造有限公司 | A kind of automobile front door door lock assembly |
| WO2019202750A1 (en) * | 2018-04-18 | 2019-10-24 | 三井金属アクト株式会社 | Vehicle door latch device |
| DE102018114082A1 (en) * | 2018-06-13 | 2019-12-19 | Kiekert Ag | Motor vehicle door lock |
| DE102018121383A1 (en) * | 2018-09-03 | 2020-03-05 | Kiekert Ag | Motor vehicle door lock |
| CN110761635A (en) * | 2019-12-03 | 2020-02-07 | 无锡忻润汽车安全系统有限公司 | Double-drawer cover lock body |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111852214A (en) | 2020-10-30 |
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Address after: 710200 Jingwei Industrial Park, economic development zone, Xi'an City, Shaanxi Province Applicant after: Shaanxi Automobile Group Co.,Ltd. Address before: 710200 Jingwei Industrial Park, Xi'an Economic and Technological Development Zone, Shaanxi Province Applicant before: SHAANXI AUTOMOBILE GROUP Co.,Ltd. |
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