CN115199159B - Automobile door lock catch with automatic locking function - Google Patents

Automobile door lock catch with automatic locking function Download PDF

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Publication number
CN115199159B
CN115199159B CN202210911373.9A CN202210911373A CN115199159B CN 115199159 B CN115199159 B CN 115199159B CN 202210911373 A CN202210911373 A CN 202210911373A CN 115199159 B CN115199159 B CN 115199159B
Authority
CN
China
Prior art keywords
rod
mounting frame
fastener
vehicle door
worm
Prior art date
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.)
Active
Application number
CN202210911373.9A
Other languages
Chinese (zh)
Other versions
CN115199159A (en
Inventor
徐定修
周海慧
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chaoda Auto Parts Co ltd
Original Assignee
Chaoda Auto Parts Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Chaoda Auto Parts Co ltd filed Critical Chaoda Auto Parts Co ltd
Priority to CN202210911373.9A priority Critical patent/CN115199159B/en
Publication of CN115199159A publication Critical patent/CN115199159A/en
Application granted granted Critical
Publication of CN115199159B publication Critical patent/CN115199159B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • E05B77/14—Specially controlled locking actions in case of open doors or in case of doors moved from an open to a closed position, e.g. lock-out prevention or self-cancelling
    • 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
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B81/00—Power-actuated vehicle locks
    • E05B81/02—Power-actuated vehicle locks characterised by the type of actuators used
    • E05B81/04—Electrical
    • E05B81/06—Electrical using rotary motors
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B81/00—Power-actuated vehicle locks
    • E05B81/24—Power-actuated vehicle locks characterised by constructional features of the actuator or the power transmission
    • E05B81/32—Details of the actuator transmission
    • E05B81/34—Details of the actuator transmission of geared transmissions
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B83/00—Vehicle locks specially adapted for particular types of wing or vehicle
    • E05B83/36—Locks for passenger or like doors
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B85/00—Details of vehicle locks not provided for in groups E05B77/00 - E05B83/00

Abstract

An automobile door latch with an automatic closing function, comprising: a mounting rack and a locking collar; the mounting frame is fixedly arranged on the vehicle door, and the locking collar is fixedly arranged on the vehicle frame; the mounting frame is rotatably provided with a fastener and a worm, the mounting frame is fixedly provided with a driving device, and the driving device is used for driving the worm to rotate; the fastener is provided with an opening, the outer side of the fastener is arc-shaped, and the inner side of the fastener is archimedes spiral; teeth matched with the worm are arranged on the outer side of the fastener; the fastener is meshed with the worm; the fastener is used for hooking the notch ring and is matched with the notch ring to tightly close the vehicle door; the driving device is electrically connected with the automobile internal controller; when the car door is closed, the fastener is driven by the driving device to rotate, so that the automatic closing and locking of the car door can be realized through the extrusion of the locking ring, the car door is not required to be opened again to be closed again when the car door is not closed, and the safety is improved while the convenience is improved.

Description

Automobile door lock catch with automatic locking function
Technical Field
The invention relates to the field of door locks, in particular to an automobile door lock catch with an automatic locking function.
Background
The traditional automobile door in the prior art has a prompt tone after being not closed, so that a person is prompted that the automobile door is not closed, and the door needs to be opened for re-closing, which is more complicated; and if the door is not closed during running, the door opening and closing actions are dangerous, and a huge potential safety hazard exists.
Disclosure of Invention
The technical scheme adopted by the invention is as follows: an automobile door latch with an automatic closing function, comprising: a mounting rack and a locking collar; the mounting frame is fixedly arranged on the vehicle door, and the locking collar is fixedly arranged on the vehicle frame;
The mounting frame is rotatably provided with a fastener and a worm, the mounting frame is fixedly provided with a driving device, and the driving device is used for driving the worm to rotate; the fastener is provided with an opening, the outer side of the fastener is arc-shaped, and the inner side of the fastener is archimedes spiral; teeth matched with the worm are arranged on the outer side of the fastener; the fastener is meshed with the worm; the fastener is used for hooking the notch ring and is matched with the notch ring to tightly close the vehicle door; the driving device is electrically connected with the automobile internal controller;
The mounting frame is rotatably provided with a limiting piece and a lock catch; the lock catch is provided with a groove matched with the limiting piece, and the limiting piece is used for limiting the lock catch to be non-rotatable; the lock catch is used for hooking the notch ring and is matched with the notch ring to tightly close the vehicle door;
a first pull rod is rotatably arranged on the limiting piece; the first pull rod is used for connecting the outer handle of the vehicle door and the limiting piece, and enabling the limiting piece to rotate when the outer handle of the vehicle door is pulled;
A sliding rod is arranged on the mounting frame in a sliding manner; the second pull rod is rotatably arranged on the sliding rod and is used for connecting the inner handle of the vehicle door with the sliding rod, and the sliding rod slides when the inner handle of the vehicle door is pulled;
A rotary rod is rotatably arranged on the mounting frame; one end of the rotary rod is rotatably provided with a third pull rod, the other end of the rotary rod is rotatably provided with a movable plate in a sliding manner, and the movable plate is in sliding connection with the mounting frame;
The sliding rod is provided with a push rod in a sliding manner, and the sliding direction of the push rod is perpendicular to the sliding direction of the sliding rod; the sliding direction of the moving plate is parallel to the sliding direction of the ejector rod; the movable plate is provided with a groove which is used for limiting the ejector rod to enable the ejector rod to move along with the movable plate;
The limiting piece is provided with a protrusion matched with the ejector rod; the third pull rod is used for connecting the central control lock switch device and the rotating rod and enabling the rotating rod to rotate under the control of the central control lock switch device.
Further, the driving device includes: a motor; the motor is fixedly arranged on the mounting frame through a motor mounting plate, and a bevel gear is fixedly arranged at the output end of the motor;
a bevel gear is fixedly arranged on the worm; the bevel gear on the motor is meshed with the bevel gear on the worm; the motor is electrically connected with the automobile internal controller.
Further, the first pull rod is slidably mounted on the mounting frame; the limiting piece is elastically connected with the mounting frame through a spring.
Further, the first pull rod passes through the spring and is connected with the limiting piece in a rotating way.
Further, the lock catch is elastically connected with the mounting frame through a second spring.
Further, the sliding rod is elastically connected with the mounting frame through a third spring.
Due to the adoption of the technical scheme, the invention has the following beneficial effects: according to the invention, when the door is not closed, the door is not required to be opened again for closing, the door can be closed automatically, convenience is provided, the safety is improved, and the potential safety hazard that the door is opened again to collide with passing pedestrians or vehicles is avoided.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention.
Fig. 2 is a front view of the internal structure of the present invention.
Fig. 3 and 4 are schematic views of the internal structure of the present invention.
Fig. 5 is a schematic view showing the positional relationship between the limiting member 6 and the lock catch 7.
Fig. 6 is a schematic structural view of the driving device 5 of the present invention.
Fig. 7 is a schematic structural diagram of the fastener 3 according to the present invention.
Fig. 8 and 9 are schematic views of the structure of the mounting frame of the present invention.
Reference numerals: a mounting rack-1; a locking collar-2; a fastener-3; a worm 4; a driving device-5; a limiter-6; a lock catch-7; a first pull rod-8; a slide bar-9; a second pull rod-10; a rotating rod-11; a third pull rod-12; a moving plate-13; ejector rod-14; and a motor-51.
Detailed Description
1-9, An automobile door lock with an automatic locking function, comprising: the installation frame 1 and the locking collar 2; the mounting frame 1 is fixedly arranged on the vehicle door, and the locking collar 2 is fixedly arranged on the vehicle frame;
The mounting frame 1 is rotatably provided with a fastener 3 and a worm 4, the mounting frame 1 is fixedly provided with a driving device 5, and the driving device 5 is used for driving the worm 4 to rotate; the fastener 3 is provided with an opening, the outer side is arc-shaped, and the inner side is archimedes spiral; the outer side of the fastener 3 is provided with teeth matched with the worm 4; the fastener 3 is meshed with the worm 4; the fastener 3 is used for hooking the fore shaft ring 2 and closing the vehicle door in a matched manner with the fore shaft ring 2; the driving device 5 is electrically connected with the automobile internal controller;
the mounting frame 1 is rotatably provided with a limiting piece 6 and a lock catch 7; the lock catch 7 is provided with a groove matched with the limiting piece 6, and the limiting piece 6 is used for limiting the lock catch 7 to be non-rotatable; the lock catch 7 is used for hooking the fore shaft ring 2 and tightly closing the vehicle door in cooperation with the fore shaft ring 2; the lock catch 7 is elastically connected with the mounting frame 1 through a second spring;
A first pull rod 8 is rotatably arranged on the limiting piece 6; the first pull rod 8 is slidably arranged on the mounting frame 1; the limiting piece 6 is elastically connected with the mounting frame 1 through a spring; the first pull rod 8 penetrates through the spring and is connected with the limiting piece 6 in a rotating way; the first pull rod 8 is used for connecting the outer handle of the vehicle door and the limiting piece 6, and enabling the limiting piece 6 to rotate when the outer handle of the vehicle door is pulled; when the vehicle door is closed, the lock catch 7 presses the notch ring 2, and the lock catch 7 rotates, so that the second spring is compressed; when the vehicle door is closed, the limiting piece 6 is clamped into the groove on the lock catch 7, so that the lock catch 7 can not rotate any more, and the vehicle door can be closed; no matter whether the vehicle door is tightly closed or not, the driving device 5 drives the fastener 3 to rotate after the vehicle starts to run, and the stroke for extruding the fore shaft ring 2 is gradually increased in the process of rotating the fastener 3, so that the vehicle door is tightly attached to the vehicle body, and the fore shaft ring 2 extrudes the lock catch 7 under the condition that the vehicle door is locked, so that the limiting piece 6 is clamped into the groove on the lock catch 7, and the purposes of tightly closing and locking the vehicle door are achieved; when the automobile is on the bus, firstly, a command is sent to the central control through the key, so that the driving device 5 drives the fastener 3 to rotate reversely, and the fastener 3 is not used for limiting the notch ring 2; then, the outer handle of the vehicle door is pulled, the first pull rod 8 is moved through the outer handle of the vehicle door, so that the limiting piece 6 rotates, the limiting piece 6 does not clamp the lock catch 7, the vehicle door is pulled, and the lock catch 7 does not limit the notch ring 2 to open the vehicle door through friction extrusion in the door opening process; in addition, when the limiting piece 6 is not clamped with the lock catch 7, the lock catch 7 is reset through the second spring, and friction extrusion of the notch ring 2 in the door opening process is not needed, so that the door opening is more labor-saving; the spring can automatically reset the outer handle of the vehicle door;
a sliding rod 9 is slidably arranged on the mounting frame 1; the sliding rod 9 is rotatably provided with a second pull rod 10, and the second pull rod 10 is used for connecting the inner handle of the vehicle door with the sliding rod 9 and enabling the sliding rod 9 to slide when the inner handle of the vehicle door is pulled; the sliding rod 9 is elastically connected with the mounting frame 1 through a spring III; the third spring is a tension spring;
A rotary rod 11 is rotatably arranged on the mounting frame 1; one end of the rotary rod 11 is rotatably provided with a third pull rod 12, the other end of the rotary rod is rotatably provided with a moving plate 13 in a sliding manner, and the moving plate 13 is in sliding connection with the mounting frame 1;
The sliding rod 9 is provided with a push rod 14 in a sliding manner, and the sliding direction of the push rod 14 is perpendicular to the sliding direction of the sliding rod 9; the sliding direction of the moving plate 13 is parallel to the sliding direction of the ejector rod 14; the moving plate 13 is provided with a groove which is used for limiting the ejector rod 14, so that the ejector rod 14 moves along with the moving plate 13;
The limiting piece 6 is provided with a protrusion matched with the ejector rod 14; the third pull rod 12 is used for connecting the central control lock switching device and the rotating rod 11, and rotating the rotating rod 11 under the control of the central control lock switching device; when the vehicle door needs to be opened from the inside of the vehicle door, the third pull rod 12 is moved by the central lock switching device, so that the rotary rod 11 is rotated, and then the movable plate 13 drives the ejector rod 14 to move; the push rod 14 moves to the side close to the limiting piece 6 through the central lock switching device and is positioned under the protrusion on the limiting piece 6, and then the handle in the vehicle door is pulled, so that the second pull rod 10 drives the sliding rod 9 to ascend, the limiting piece 6 is rotated through the push rod 14, the limiting piece 6 is not clamped with the lock catch 7, and the vehicle door can be opened at the moment; when the vehicle is in the process of running, the ejector rod 14 is moved to the side far away from the limiting piece 6 by the central lock switching device, and at the moment, even if the inner handle of the vehicle door is pulled, the sliding rod 9 moves upwards, the sliding rod 9 cannot enable the limiting piece 6 to rotate, and the vehicle door cannot be opened.
The connection mode of the outer handle of the door and the first pull rod 8, the connection mode of the inner handle of the door and the second pull rod 10 and the connection mode of the central lock switch device and the third pull rod 12 are the prior art, so the details are not repeated here
Specifically, as shown in fig. 6, the driving device 5 includes: a motor 51; the motor 51 is fixedly arranged on the mounting frame 1 through a motor mounting plate, and a bevel gear is fixedly arranged at the output end;
A bevel gear is fixedly arranged on the worm 4; the bevel gear on the motor 51 is meshed with the bevel gear on the worm 4; the motor 51 is electrically connected with an in-car controller; when the motor 51 is started, the worm 4 is rotated by the two bevel gears, and the fastener 3 is rotated.
Working principle: when the automobile runs, no matter whether the automobile door is tightly closed or not, the driving device 5 drives the fastener 3 to rotate, and if the automobile door is not tightly closed, the fastener 3 can squeeze the notch ring 2, so that the automobile door is tightly closed, namely the notch ring 2 is completely limited by the lock catch 7, and the lock catch 7 is blocked by the limit piece 6; at the same time, the ejector rod 14 moves to the side far away from the limiting piece 6, so that the limiting piece 6 cannot be stirred even if the inner handle of the vehicle door is pulled; the purpose of automatically closing and locking the vehicle door is achieved through the fastener 3, so that convenience is improved, and meanwhile safety is improved.
Finally, it should be noted that the above embodiments are only for illustrating the technical solution of the present invention and are not limiting. Although the present invention has been described in detail with reference to the embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the present invention, which is intended to be covered by the appended claims.

Claims (6)

1. An automobile door latch with an automatic closing function, comprising: the device comprises a mounting frame (1) and a locking collar (2); the mounting frame (1) is fixedly arranged on the vehicle door, and the locking collar (2) is fixedly arranged on the vehicle frame;
The mounting frame (1) is rotatably provided with a fastener (3) and a worm (4), the mounting frame (1) is fixedly provided with a driving device (5), and the driving device (5) is used for driving the worm (4) to rotate; the fastener (3) is provided with an opening, the outer side is arc-shaped, and the inner side is Archimedean spiral; teeth matched with the worm (4) are arranged on the outer side of the fastener (3); the fastener (3) is meshed with the worm (4); the fastener (3) is used for hooking the fore shaft ring (2) and is matched with the fore shaft ring (2) to close the vehicle door; the driving device (5) is electrically connected with the automobile internal controller;
The mounting frame (1) is rotatably provided with a limiting piece (6) and a lock catch (7); the lock catch (7) is provided with a groove matched with the limiting piece (6), and the limiting piece (6) is used for limiting the lock catch (7) to be non-rotatable; the lock catch (7) is used for hooking the fore shaft ring (2) and is matched with the fore shaft ring (2) to close the vehicle door;
a first pull rod (8) is rotatably arranged on the limiting piece (6); the first pull rod (8) is used for connecting the outer handle of the vehicle door and the limiting piece (6) and enabling the limiting piece (6) to rotate when the outer handle of the vehicle door is pulled;
A sliding rod (9) is arranged on the mounting frame (1) in a sliding manner; the sliding rod (9) is rotatably provided with a second pull rod (10), and the second pull rod (10) is used for connecting the inner handle of the vehicle door with the sliding rod (9) and enabling the sliding rod (9) to slide when the inner handle of the vehicle door is pulled;
A rotary rod (11) is rotatably arranged on the mounting frame (1); one end of the rotary rod (11) is rotatably provided with a third pull rod (12), the other end of the rotary rod is rotatably provided with a moving plate (13), and the moving plate (13) is in sliding connection with the mounting frame (1);
a push rod (14) is slidably arranged on the sliding rod (9), and the sliding direction of the push rod (14) is perpendicular to the sliding direction of the sliding rod (9); the sliding direction of the moving plate (13) is parallel to the sliding direction of the ejector rod (14); the movable plate (13) is provided with a groove which is used for limiting the ejector rod (14) to enable the ejector rod (14) to move along with the movable plate (13);
the limiting piece (6) is provided with a protrusion matched with the ejector rod (14); the third pull rod (12) is used for connecting the central control lock switching device and the rotary rod (11) and enabling the rotary rod (11) to rotate under the control of the central control lock switching device.
2. An automobile door latch with auto-closing function according to claim 1, characterized in that the driving device (5) comprises: a motor (51); the motor (51) is fixedly arranged on the mounting frame (1) through a motor mounting plate, and a bevel gear is fixedly arranged at the output end of the motor;
A bevel gear is fixedly arranged on the worm (4); a bevel gear on the motor (51) is meshed with a bevel gear on the worm (4); the motor (51) is electrically connected with an automobile internal controller.
3. An automobile door lock with automatic locking function according to claim 1, characterized in that the first pull rod (8) is slidingly mounted on the mounting frame (1); the limiting piece (6) is elastically connected with the mounting frame (1) through a spring.
4. A vehicle door latch with auto-closing function according to claim 3, characterised in that the first lever (8) is rotatably connected to the restraining element (6) through the spring.
5. An automobile door lock catch with an automatic locking function according to claim 1, characterized in that the lock catch (7) is elastically connected with the mounting frame (1) through a second spring.
6. An automobile door lock with automatic locking function according to claim 1, characterized in that the sliding rod (9) is elastically connected with the mounting frame (1) through a spring number three.
CN202210911373.9A 2022-07-30 2022-07-30 Automobile door lock catch with automatic locking function Active CN115199159B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210911373.9A CN115199159B (en) 2022-07-30 2022-07-30 Automobile door lock catch with automatic locking function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210911373.9A CN115199159B (en) 2022-07-30 2022-07-30 Automobile door lock catch with automatic locking function

Publications (2)

Publication Number Publication Date
CN115199159A CN115199159A (en) 2022-10-18
CN115199159B true CN115199159B (en) 2024-04-19

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202210911373.9A Active CN115199159B (en) 2022-07-30 2022-07-30 Automobile door lock catch with automatic locking function

Country Status (1)

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201092784Y (en) * 2007-08-08 2008-07-30 浙江吉利汽车研究院有限公司 Device for automatically locking vehicle speed for automobile
CN102535993A (en) * 2012-03-19 2012-07-04 江苏惠民汽车配件制造有限公司 Electric locking-type out-swing door
TWI563159B (en) * 2016-01-21 2016-12-21 Hsin Chong Machinery Works Co Unlock Mechanism of Vehicle door lock
WO2018169258A1 (en) * 2017-03-14 2018-09-20 Woobo Tech Co., Ltd. Vehicle door latch system
KR20190115395A (en) * 2018-04-02 2019-10-11 주식회사 우보테크 Vehicle Door Handel System and Apparatus and Method for Preventing Malfunction of E-latch
CN112983151A (en) * 2021-02-01 2021-06-18 浙江零跑科技有限公司 Vehicle door opening system

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201092784Y (en) * 2007-08-08 2008-07-30 浙江吉利汽车研究院有限公司 Device for automatically locking vehicle speed for automobile
CN102535993A (en) * 2012-03-19 2012-07-04 江苏惠民汽车配件制造有限公司 Electric locking-type out-swing door
TWI563159B (en) * 2016-01-21 2016-12-21 Hsin Chong Machinery Works Co Unlock Mechanism of Vehicle door lock
WO2018169258A1 (en) * 2017-03-14 2018-09-20 Woobo Tech Co., Ltd. Vehicle door latch system
KR20190115395A (en) * 2018-04-02 2019-10-11 주식회사 우보테크 Vehicle Door Handel System and Apparatus and Method for Preventing Malfunction of E-latch
CN112983151A (en) * 2021-02-01 2021-06-18 浙江零跑科技有限公司 Vehicle door opening system

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