CN114165115A

CN114165115A - Motor vehicle lock and motor vehicle

Info

Publication number: CN114165115A
Application number: CN202111553957.5A
Authority: CN
Inventors: 包友霞; 其他发明人请求不公开姓名
Original assignee: Shanghai Ingin Auto Technology Co ltd
Current assignee: Shanghai Ingin Auto Technology Co ltd
Priority date: 2021-12-17
Filing date: 2021-12-17
Publication date: 2022-03-11

Abstract

The present disclosure provides a motor vehicle lock comprising: the locking device at least comprises a bolt, a pawl and a locking rod; the pawl can be meshed with the first locking position of the bolt, and when the pawl is meshed with the first locking position of the bolt, the pawl can be locked at the first locking position by the locking rod; the electric driving device comprises a motor, a safety lever and an unlocking lever, wherein when the safety lever and the unlocking lever are positioned at a first relative position, the driving action of the motor can be transmitted to the unlocking lever, and when the safety lever and the unlocking lever are positioned at a second relative position, the driving action of the motor cannot be transmitted to the unlocking lever; and the manual unlocking device is connected with a release mechanism outside the motor vehicle lock through the Bowden cable, and the driving action of the release mechanism can be transmitted to the manual unlocking device through the Bowden cable. The present disclosure also provides a motor vehicle.

Description

Motor vehicle lock and motor vehicle

Technical Field

The present disclosure relates to the technical field of motor vehicle locks, and in particular, to a motor vehicle lock for a hood or a door of a vehicle and a motor vehicle.

Background

The prior art automotive locks for covers or doors typically only have one tongue and pawl design, which is challenging to reliability.

Meanwhile, when the cover or the door is subjected to a large sealing force, the unlocking force required by the conventional motor vehicle lock is also large, resulting in a large operating force of a user.

The motor vehicle locks of the prior art also run the risk of damaging the lock function by water ingress into parts of the components.

Disclosure of Invention

To address at least one of the above technical problems, the present disclosure provides a motor vehicle lock.

According to one aspect of the present disclosure, there is provided a motor vehicle lock comprising:

the locking device at least comprises a bolt, a pawl and a locking rod; the pawl can be meshed with the first locking position of the bolt, and when the pawl is meshed with the first locking position of the bolt, the locking rod can lock the pawl in the first locking position;

the electric driving device comprises a motor, a safety lever and an unlocking lever, when the safety lever and the unlocking lever are in a first relative position (unlocking), the driving action of the motor can be transmitted to the unlocking lever, and when the safety lever and the unlocking lever are in a second relative position (upper locking), the driving action of the motor cannot be transmitted to the unlocking lever;

a Bowden cable mechanism;

the manual unlocking device is connected with a releasing mechanism outside the motor vehicle lock through the Bowden cable mechanism, the Bowden cable mechanism comprises a core wire portion and a sleeve portion, the core wire portion is relatively fixed with a lock body shell of the motor vehicle lock, the sleeve portion is used for being connected with the releasing mechanism outside the motor vehicle lock, the core wire portion guides the action of the sleeve portion, the driving action of the releasing mechanism outside the motor vehicle is transmitted to the manual unlocking device through the sleeve portion, and the manual unlocking device can drive the unlocking rod based on the driving action of the releasing mechanism.

The release mechanism may be a release lever or the like, for example, the release mechanism may be disposed inside the vehicle door and/or outside the vehicle door.

According to the vehicle lock of at least one embodiment of the present disclosure, when the bumper and the lock release lever are in the first relative position (lock release), the manual unlocking means can drive the lock release lever based on the driving action of the release mechanism.

According to the motor vehicle lock of at least one embodiment of the present disclosure, the lock release lever releases the lock of the pawl in the first lock position by the lock lever based on the driving action of the electric driving device or the driving action of the manual unlocking device.

According to the motor vehicle lock of at least one embodiment of the present disclosure, the locking device, the electric driving device, and the manual unlocking device are partially or entirely disposed within the lock body housing, and the bowden cable mechanism further includes a joint portion through which one end of the core wire portion is connected with the lock body housing.

According to the motor vehicle lock of at least one embodiment of the present disclosure, on the entire vehicle, the joint portion of the bowden cable mechanism is located below the bushing portion.

According to the motor vehicle lock of at least one embodiment of the present disclosure, the electric drive device further includes a worm gear mechanism including a cam feature, and an unlocking drive rod, the motor transmits a driving motion to the worm gear mechanism via the worm gear mechanism, and the worm gear mechanism transmits the driving motion to the unlocking drive rod via the cam feature, so that the unlocking drive rod drives the unlocking rod.

According to the motor vehicle lock of at least one embodiment of the present disclosure, the lock device further includes an operation lever that is driven by the unlock lever so that the operation lever operates the lock lever to unlock the pawl by the lock lever.

According to the motor vehicle lock of at least one embodiment of the present disclosure, the lock device further includes a stopper portion that holds the lock lever between the pawl and the stopper portion by an operation lever so that the lock lever locks the pawl in the first lock position.

According to the motor vehicle lock of at least one embodiment of the present disclosure, the operation lever is driven by the unlock lever, and the operation lever drives the lock lever, so that the lock lever comes out from between the pawl and the stopper portion to release the locking of the pawl.

According to the motor vehicle lock of at least one embodiment of the present disclosure, the operating rod is further provided with a locking surface, and the locking surface is engaged with the second locking position of the lock tongue to lock the lock tongue at the second locking position.

According to the motor vehicle lock of at least one embodiment of the present disclosure, the groove on the operating lever is matched with the shaft on the locking lever, so that the driving action of the operating lever can be transmitted to the locking lever.

According to the motor vehicle lock of at least one embodiment of the present disclosure, after the locking lever is disengaged from between the pawl and the stopper portion, the shaft of the locking lever drives the pawl under the driving of the groove of the operating lever, so that the pawl is unlocked from the first locking position of the lock tongue.

According to another aspect of the present disclosure, there is provided a motor vehicle comprising a motor vehicle lock according to any one of the above.

According to the motor vehicle of at least one embodiment of the present disclosure, the motor vehicle lock is used for a front cover, a rear door and/or a side door of the motor vehicle.

Drawings

The accompanying drawings, which are included to provide a further understanding of the disclosure and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the disclosure and together with the description serve to explain the principles of the disclosure.

FIG. 1 is a block diagram schematic of a motor vehicle lock according to one embodiment of the present disclosure.

Fig. 2 is a schematic structural view of a locking device of a lock for a motor vehicle according to an embodiment of the present disclosure.

Fig. 3 is a schematic structural view of an electric driving device of a lock for a motor vehicle according to an embodiment of the present disclosure.

Fig. 4 is a schematic structural view of a manual unlocking device of a motor vehicle lock according to one embodiment of the present disclosure.

Fig. 5 is a schematic view of a connection structure of a manual unlocking device of a lock for a motor vehicle and a bowden cable mechanism according to one embodiment of the present disclosure.

Description of the reference numerals

100 locking device

101 locking tongue

102 ratchet pawl

103 locking lever

104 operating rod

105 position limiting part

200 electric driving device

201 electric machine

202 worm gear mechanism

203 safety driving rod

204 spring

205 bumper

206 unlocking drive rod

207 unlocking lever

300 manual unlocking device

301 unlocking drive lever

302 manual unlocking lever

1000 motor vehicle lock

1011 first locking position

1012 second locking position

1021 detent surface

1022 first feature on pawl

1023 second feature on the pawl

1031 first feature on locking lever

1032A second feature on the locking bar

1033 locking the shaft on the rod

1041 locking surface

1042 driving surface

1043 groove on operating rod

First feature on 2021 Worm mechanism

Second feature on 2022 Worm mechanism

2023 cam feature

2031 first feature on safety drive rod

2032 safety drive rod second feature

2051 first feature on the bumper

2052 second feature on bumper

2061 drive surface on unlocking drive rod

2062 unlocking features on the drive rod

2071 unlocking lever feature

2072 unlocking lever groove

3011 manually unlocking a slot on a drive rod

3012 drive surface on manual unlocking drive rod

3022 drive surface on manual unlocking lever

400 Bowden cable mechanism

401 core wire part

402 sleeve portion

403 casing pipe clamping part

404 joint part

500 lock body shell

501 connecting part.

Detailed Description

The present disclosure will be described in further detail with reference to the drawings and embodiments. It is to be understood that the specific embodiments described herein are for purposes of illustration only and are not to be construed as limitations of the present disclosure. It should be further noted that, for the convenience of description, only the portions relevant to the present disclosure are shown in the drawings.

It should be noted that the embodiments and features of the embodiments in the present disclosure may be combined with each other without conflict. Technical solutions of the present disclosure will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Unless otherwise indicated, the illustrated exemplary embodiments/examples are to be understood as providing exemplary features of various details of some ways in which the technical concepts of the present disclosure may be practiced. Accordingly, unless otherwise indicated, features of the various embodiments may be additionally combined, separated, interchanged, and/or rearranged without departing from the technical concept of the present disclosure.

The use of cross-hatching and/or shading in the drawings is generally used to clarify the boundaries between adjacent components. As such, unless otherwise noted, the presence or absence of cross-hatching or shading does not convey or indicate any preference or requirement for a particular material, material property, size, proportion, commonality between the illustrated components and/or any other characteristic, attribute, property, etc., of a component. Further, in the drawings, the size and relative sizes of components may be exaggerated for clarity and/or descriptive purposes. While example embodiments may be practiced differently, the specific process sequence may be performed in a different order than that described. For example, two processes described consecutively may be performed substantially simultaneously or in reverse order to that described. In addition, like reference numerals denote like parts.

When an element is referred to as being "on" or "on," "connected to" or "coupled to" another element, it can be directly on, connected or coupled to the other element or intervening elements may be present. However, when an element is referred to as being "directly on," "directly connected to" or "directly coupled to" another element, there are no intervening elements present. For purposes of this disclosure, the term "connected" may refer to physically, electrically, etc., and may or may not have intermediate components.

The terminology used herein is for the purpose of describing particular embodiments and is not intended to be limiting. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. Furthermore, when the terms "comprises" and/or "comprising" and variations thereof are used in this specification, the presence of stated features, integers, steps, operations, elements, components and/or groups thereof are stated but does not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components and/or groups thereof. It is also noted that, as used herein, the terms "substantially," "about," and other similar terms are used as approximate terms and not as degree terms, and as such, are used to interpret inherent deviations in measured values, calculated values, and/or provided values that would be recognized by one of ordinary skill in the art.

The motor vehicle lock of the present disclosure is explained in detail below with reference to fig. 1 to 5. The "+" in each figure is the shaft identification.

According to an aspect of the present disclosure, there is provided a motor vehicle lock, referring to fig. 1 and 2, a motor vehicle lock 1000 according to an embodiment of the present disclosure, including:

the locking device 100, the locking device 100 includes at least a bolt 101, a pawl 102, a locking lever 103. The locking tongue 101 has a first locking position 1011 and a second locking position 1012. The pawl 102 is engageable with a first detent 1011 of the locking bolt 101. The locking lever 103 can lock the pawl 102 in the first locking position 1011 when the pawl 102 engages the first locking position 1011 of the locking bolt 101.

Referring to fig. 1, the motor vehicle lock 1000 of the present embodiment further includes a driving device 200, the driving device 200 includes at least one motor, and the driving device 200 unlocks the locking device 100 by driving the operating lever 104. The drive device 200 can perform the functions of electric unlocking and electric safety and unlocking by the motor.

According to a preferred embodiment of the present disclosure, the motor vehicle lock 1000 further comprises a manual unlocking device 300, and the manual unlocking device 300 is connected with a release mechanism (e.g., a door inside and outside release mechanism) through a bowden cable mechanism 400. The core wire of the bowden cable mechanism 400 at the locking end is relatively locked and fixed, and the sleeve of the bowden cable mechanism 400 is connected to the release pull rod (not shown in the figure) of the release mechanism.

It should be understood by those skilled in the art that the driving device 200 and the manual unlocking device 300 may include one or more driving rods, and the like, and the present disclosure does not specifically limit the mechanical structure of the driving device 200 and the manual unlocking device 300, and structural modifications of the driving device 200 and the manual unlocking device 300 by those skilled in the art based on the technical solutions of the present disclosure fall within the protection scope of the present disclosure.

With continued reference to fig. 2, the locking device 100 includes a locking tongue 101, a pawl 102, a locking lever 103, preferably, an operating lever 104 and a limit stop 105.

The lock tongue 101 is provided with a first locking position 1011 and a second locking position 1012.

The pawl 102 is provided with a locking surface 1021, and the pawl 102 is engaged with a first locking position 1011 on the bolt 101 through the locking surface 1021 to lock the bolt 101 at a full locking position (a first locking position). Preferably, the pawl 102 also has a first feature 1022 and a second feature 1023 for engagement with the locking lever 103.

The locking lever 103 is provided with a first feature 1031, a second feature 1032, and a shaft 1033. When the pawl 102 engages the latch tongue 101, the locking lever 103 is caught between the pawl 102 and the stopper portion 105, thereby locking the pawl 102 at the first locking position 1011 of the latch tongue 101.

According to a preferred embodiment of the present disclosure, the lever 104 is provided with a locking surface 1041. Preferably, the locking surface 1041 is used to engage with a second locking position 1012 on the locking tongue 101, and the operating lever 104 can lock the locking tongue 101 at the second locking position 1012 through the locking surface 1041. Preferably, the lever 104 and the pawl 102 have different centers of rotation.

The driving surface 1042 is designed on the operating rod 104, and the driving surface 1042 is used for cooperating with the driving device 200 and the manual unlocking device 300 to unlock the locking device 100. Preferably, a slot 1043 is provided on the operating lever 104 to cooperate with a shaft 1033 on the locking lever 103, and the shaft 1033 of the locking lever 103 is at least limitedly movable by the slot 1043.

When the operating lever 104 is driven by the driving device 200 and/or the manual unlocking device 300 to perform the unlocking operation, the operating lever 104 drives the shaft 1033 through the slot 1043, so as to drive the locking lever 103 to move, so that the locking lever 103 is disengaged from between the pawl 102 and the limiting portion 105, and then, the shaft 1033 pushes the second feature 1023 on the pawl 102, so that the pawl 102 rotates, so that the pawl 102 is disengaged from the first locking position 1011 of the bolt 101 to achieve the unlocking operation.

In order to reduce the friction force of the lock lever 103 escaping from the pawl 102 and the limit portion 105, the limit portion 105 is preferably designed as a rolling mechanism, preferably a ball, a bearing or a bushing, and more preferably, the first feature 1031 and the second feature 1032 on the lock lever 103 cooperating with the pawl 102 and the limit portion 105 are designed as a rolling mechanism (preferably a ball, a bearing or a bushing), so that the movement of the lock lever 103 when escaping is changed from sliding to rotating to reduce the friction force.

Referring to fig. 3, according to a preferred embodiment of the present disclosure, the electric driving apparatus 200 includes a motor 201, a worm gear mechanism 202, a safety driving lever 203, a spring 204, a safety lever 205, an unlocking driving lever 206, and an unlocking lever 207.

Wherein, a worm is arranged on the output shaft of the motor 201 to be meshed with the worm gear mechanism 202 to transmit power.

According to the preferred embodiment of the present disclosure, the worm gear 202 is designed with a first feature 2021 and a second feature 2022, which are respectively used for cooperating with the first feature 2031 and the second feature 2032 on the safety driving lever 203 to realize the rotation of the safety driving lever 203 in the first direction (clockwise) and the rotation in the second direction (counterclockwise), and the safety driving lever 203 drives the safety lever 205 to realize the upper safety and the lower safety. A cam feature 2023 is further provided on the worm gear 202 to drive the unlock drive rod 206, and the unlock rod 207 is driven by the unlock drive rod 206 to unlock, thereby implementing an electric unlock function and an electric arming and disarming function based on one motor.

The bumper 205 has a first feature 2051 and a second feature 2052. A first feature 2051 (preferably, the first feature 2051 is a shaft mechanism or a lever mechanism) is captured between two legs of the spring 204 and can be driven by the spring 204. The second feature 2052 cooperates with features on the unlock drive lever 206 and the unlock lever 207 to effect the interlocking and disengagement of the unlock drive lever 206 and the unlock lever 207, thereby achieving the lock arming and disarming.

The unlock drive rod 206 is provided with a drive surface 2061 for cooperating with a cam feature 2023 of the worm gear 202 to transmit the power of the motor 201 to the unlock drive rod 206. Preferably, a feature 2062 is also provided on the unlock drive rod 206. A slot 2072 is provided in the release lever 207 and the second feature 2052 on the safety lever 205 is slidable in the slot 2072. A feature 2071 is provided on the unlocking lever 207 to cooperate with a driving surface 1042 on the operating lever 104 of the locking device 100 to unlock the locking device 100.

Preferably, when the lock is in the unlocking position, the second feature 2052 on the safety lever 205 is in engagement with the feature 2062, and the unlocking actuator lever 206 actuates the unlocking lever 207 to move by actuating the second feature 2052 on the safety lever 205 to push the slot 2072. When the lock is in the top safety position, the second feature 2052 on the safety lever 205 slides along the slot 2072, disengaging the feature 2062, thereby disabling the drive device 200 from unlocking the lock device.

Referring to fig. 4, according to a preferred embodiment of the present disclosure, the manual unlocking means 300 includes a manual unlocking driving lever 301 and a manual unlocking lever 302.

Preferably, a slot 3011 is provided on the manual unlocking driving lever 301 for connecting with a sleeve of the bowden cable mechanism so as to drive the manual unlocking driving lever 301 through the sleeve of the bowden cable mechanism. The manual unlocking drive lever 301 is further provided with a drive surface 3012 for driving the manual unlocking lever 302, and the drive surface 3012 and the slot 3011 are preferably provided at a first end and a second end of the manual unlocking drive lever 301, respectively.

Preferably, a driving surface 3021 is provided on the manual unlocking lever 302 for cooperating with the driving surface 3012 of the manual unlocking driving lever 301 to transmit the movement of the manual unlocking driving lever 301 to the manual unlocking lever 302. A drive surface 3022 is also provided on the manual release lever 302 for engaging with the second feature 2052 on the safety lever 205. When the lock is in the upper safety position, the drive surface 3022 and the second feature 2052 are disengaged and power on the manual unlocking device 300 cannot be transmitted to the unlocking lever 207 through the safety lever 205. When the lock is in the unlocked position, the driving surface 3022 engages the second feature 2052, and power from the manual unlocking device 300 may be transmitted to the unlocking lever 207 through the safety lever 205 to unlock the locking device 100.

Fig. 5 is a schematic connection diagram of the bowden cable mechanism 400 and the manual unlocking device 300, and fig. 5 shows the structure of the bowden cable mechanism according to the preferred embodiment of the present disclosure. On the entire vehicle, the bowden cable mechanism 400 is arranged with the head portion facing downward.

Referring to fig. 5, the manual unlocking driving lever 301 of the manual unlocking device 300 is connected with a release mechanism (not shown) outside the motor vehicle lock through a bowden cable mechanism 400, the bowden cable mechanism 400 includes a core wire portion 401 fixed relative to a lock body housing 500 of the motor vehicle lock and a sleeve portion 402 for connecting with the release mechanism outside the motor vehicle lock, the core wire portion 401 guides the actuation of the sleeve portion 402, the actuation of the release mechanism outside the motor vehicle is transmitted to the manual unlocking driving lever 301 of the manual unlocking device 300 via the sleeve portion 402, and the manual unlocking device 300 is capable of actuating the unlocking lever 207 based on the actuation of the release mechanism when the above-described safety lever 205 and the unlocking lever 207 are in the first relative position (unlocking).

It should be noted that only a partial structure of the lock body housing 500 is shown in fig. 5.

Preferably, the locking device 100, the electric driving device 200, and the manual unlocking device 300 are partially or entirely disposed within the lock body housing 500, and referring to fig. 5, the bowden cable mechanism 400 further includes a tab portion 404, and one end of the core wire portion 401 is connected with the lock body housing 500 through the tab portion 404.

Preferably, the joint part 404 of the bowden cable mechanism 400 is located below the sleeve part 402 on the entire vehicle.

Preferably, the sleeve part 402 is snapped into the slot 3011 of the manual unlocking driving lever 301 via the sleeve snapping part 403.

The joint portion 404 may be a ball head or a T-shaped head, and those skilled in the art can adjust the structure of the joint portion 404, which all fall within the protection scope of the present disclosure.

Preferably, the lock body case 500 is provided with a connecting portion 501 for fixedly connecting with the connector portion 404 of the bowden cable mechanism 400.

This openly through configuration and structural design to bowden cable mechanism, can avoid liquid such as water to get into between heart yearn and the sleeve pipe, avoid the heart yearn to be frozen, improved the waterproof performance of bowden cable mechanism and motor vehicle lock.

In the description herein, reference to the description of the terms "one embodiment/implementation," "some embodiments/implementations," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment/implementation or example is included in at least one embodiment/implementation or example of the present application. In this specification, the schematic representations of the terms described above are not necessarily the same embodiment/mode or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments/modes or examples. Furthermore, the various embodiments/aspects or examples and features of the various embodiments/aspects or examples described in this specification can be combined and combined by one skilled in the art without conflicting therewith.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

It will be understood by those skilled in the art that the foregoing embodiments are merely for clarity of illustration of the disclosure and are not intended to limit the scope of the disclosure. Other variations or modifications may occur to those skilled in the art, based on the foregoing disclosure, and are still within the scope of the present disclosure.

Claims

1. a motor vehicle lock, is characterized in that, comprises:

a locking device, the locking device at least comprises a locking tongue, a pawl and a locking lever; the pawl can engage with the first locking position of the locking tongue, when the pawl is locked with the first locking position of the locking tongue When the stop is engaged, the locking lever can lock the pawl in the first locking position;

an electric drive device, the electric drive device includes a motor, a safety lever and an unlocking lever, when the safety lever and the unlocking lever are in a first relative position, the driving action of the motor can be transmitted to the unlocking lever, When the safety lever and the unlocking lever are in the second relative position, the driving action of the motor cannot be transmitted to the unlocking lever;

Bowdoin cable pull mechanism; and

A manual unlocking device, the manual unlocking device is connected to a release mechanism other than the motor vehicle lock through the Bowden cable mechanism, and the Bowden cable mechanism includes a lock body housing relatively fixed to the motor vehicle lock A core wire portion and a sleeve portion for connecting to a release mechanism other than a motor vehicle lock, the core wire portion guiding the operation of the sleeve portion, and the driving operation of the release mechanism other than the motor vehicle via the The sleeve portion is transmitted to the manual unlocking device capable of driving the unlocking lever based on the driving action of the release mechanism.

2 . The motor vehicle lock according to claim 1 , wherein the locking device, the electric driving device and the manual unlocking device are partially or completely arranged inside the lock body housing, so the The Bowden wire pulling mechanism further includes a joint part, and one end of the core wire part is connected to the lock body housing through the joint part.

3 . The motor vehicle lock according to claim 2 , wherein, on the whole vehicle, the joint portion of the Bowden cable mechanism is located below the sleeve portion. 4 .

4. The motor vehicle lock of claim 1, wherein the electric drive further comprises a worm gear mechanism and an unlocking drive lever, the worm gear mechanism comprising a cam feature, the motor transmitting the driving action via the worm gear mechanism To the worm gear mechanism, the worm gear mechanism transmits drive action to the unlocking drive lever via the cam feature so that the unlocking drive lever drives the unlocking lever.

5 . The motor vehicle lock according to claim 1 , wherein the locking device further comprises an operating lever, and the unlocking lever drives the operating lever so that the operating lever operates the locking lever. 6 . to release the locking of the pawl by the locking lever.

6 . The motor vehicle lock according to claim 5 , wherein the locking device further comprises a limiting portion, and the locking lever is held between the pawl and the limiting portion by an operating lever, 6 . so that the locking lever locks the pawl in the first locking position.

7 . The motor vehicle lock of claim 6 , wherein the operating lever is actuated by the unlocking lever, and the operating lever actuates the locking lever such that the locking lever is driven from the locking lever. 8 . The pawl is disengaged from the limiting portion to release the locking of the pawl;

Preferably, the operating lever is further provided with a locking surface, and the locking surface is engaged with the second locking position of the lock tongue to lock the lock tongue at the second locking position;

Preferably, the driving action of the operating rod can be transmitted to the locking rod through the cooperation of the groove on the operating rod with the shaft on the locking rod.

8 . The motor vehicle lock according to claim 7 , wherein after the locking lever is disengaged from between the pawl and the limiting portion, the shaft of the locking lever is in the position of the operating lever. 9 . The pawl is driven under the driving of the slot, so that the pawl is unlocked from the first locking position of the lock tongue.

9 . A motor vehicle, characterized by comprising the motor vehicle lock according to any one of claims 1 to 8 . 10 .

10. The motor vehicle according to claim 9, wherein the motor vehicle lock is used for a hood, a tailgate and/or a side door of the motor vehicle.