CN217950058U - Locking device of motor vehicle lock, motor vehicle lock and motor vehicle - Google Patents
Locking device of motor vehicle lock, motor vehicle lock and motor vehicle Download PDFInfo
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- CN217950058U CN217950058U CN202222139858.9U CN202222139858U CN217950058U CN 217950058 U CN217950058 U CN 217950058U CN 202222139858 U CN202222139858 U CN 202222139858U CN 217950058 U CN217950058 U CN 217950058U
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Abstract
The present disclosure provides a locking device with a dual stage locking function, comprising: the lock bolt component is provided with a full locking position and a pre-locking position, and can be locked at the full locking position based on the full locking position and at the pre-locking position based on the pre-locking position; the pawl component can be meshed with the full locking position and the pre-locking position of the bolt component; and a locking part which restrains the pawl part to keep the bolt part at the full locking position or the pre-locking position when the pawl part is engaged with the full locking position or the pre-locking position of the bolt part. The disclosure also provides a motor vehicle lock and a motor vehicle.
Description
Technical Field
The disclosure relates to the technical field of motor vehicle locks, in particular to a locking device of a motor vehicle lock with a double-stage locking function, a motor vehicle lock and a motor vehicle.
Background
The locking device is the core mechanism of the motor vehicle lock. The locking devices of the prior art for motor vehicle locks for covers or doors of motor vehicles are generally designed with only one bolt part and one pawl part, the reliability of the locking of which is challenged.
In some designs, such as chinese patent 201380061283.4, a locking device is designed to improve the reliability of the full-locking position locking, but the locking device only locks the pawl in the full-locking position, and the pawl cannot be locked in the pre-locking position, so the reliability of the pre-locking position locking is challenged.
In addition, when the cover or the door of the motor vehicle is subjected to a large sealing force, the unlocking force of the motor vehicle lock of the conventional motor vehicle is also large, resulting in a large operating force of the user.
SUMMERY OF THE UTILITY MODEL
The present disclosure and Chinese patent 202122571065.X, chinese patent 202123036875.1 and Chinese patent 202123186975.2 are serial patent applications.
According to one aspect of the present disclosure, there is provided a locking device of a motor vehicle lock, comprising:
a tongue component having a full locking position based on which the tongue component can be locked in the full locking position and a pre-locking position based on which the tongue component can be locked in the pre-locking position;
a pawl member engageable with the full and pre-lock positions of the bolt member;
a locking part which restrains the pawl part to keep the latch part at a full locking position or a pre-locking position when the pawl part is engaged with the full locking position or the pre-locking position of the latch part;
when the bolt component is located at the pre-locking position, the locking component locks the bolt component in one direction through the pawl component, and the one-way locking means that the locking component can prevent the bolt component from moving towards the full-opening direction but does not prevent the bolt component from moving towards the full-locking position from the pre-locking position;
wherein the latch member is capable of actuating the locking member to enable the latch member to enter a fully latched position when the latch member is moved from a pre-latched position to a fully latched position.
The locking device of a vehicle lock according to at least one embodiment of the present disclosure further includes:
the pawl component, the bolt component and the locking component are all rotatably arranged on the bottom plate.
According to the locking device of the motor vehicle lock of at least one embodiment of the present disclosure, in the process of moving the latch bolt part from the pre-lock position to the full-lock position, the pawl part rotates in the first rotation direction and then rotates in the second rotation direction, and the first rotation direction and the second rotation direction are opposite rotation directions.
According to the locking device of the motor vehicle lock of at least one embodiment of the present disclosure, the movement of the latch tongue part is a rotation around a first axis;
the maximum distance between the full locking position and the first axis is equal to the maximum distance between the pre-locking position and the first axis.
According to the locking device of the lock for the automobile of at least one embodiment of the present disclosure, the first rotation direction is a direction in which the pawl part is disengaged from the latch part, and the second rotation direction is a direction in which the pawl part is brought into engagement with the latch part.
According to the locking means of motor vehicle lock of at least one embodiment of this disclosure, the pawl part with the tongue part is configured as:
the full and pre-lock positions of the pawl member and the latch member are configured such that the latch member is capable of introducing an opening torque into the pawl member and the opening torque is capable of tending to move the pawl member out of engagement with the latch member.
The locking device of a lock for a motor vehicle according to at least one embodiment of the present disclosure further includes:
a first operating member for actuating the locking member and the pawl member such that the pawl member is disengaged from the deadbolt member.
According to the locking device of the motor vehicle lock of at least one embodiment of the present disclosure, during the movement of the latch member from the pre-lock position to the full-lock position, the latch member can actuate the first operating member to cause the first operating member to actuate the lock member and the pawl member, thereby allowing the latch member to enter the full-lock position.
According to the locking device of the automobile lock of at least one embodiment of the present disclosure, an actuating feature is arranged on each of the bolt part and the locking part, the bolt part can actuate the first operating part through the actuating feature on the bolt part during the movement of the bolt part from the pre-locking position to the full-locking position, and the first operating part can actuate the locking part to leave the locking position through the actuating feature on the locking part so as to release the locking of the pawl part; when the latch bolt component enters the full locking position, the pawl component is meshed with the full locking position of the latch bolt component, and the locking component enters the locking position again to lock the pawl component.
According to the locking device of a lock for a motor vehicle of at least one embodiment of the present disclosure, the first operating member is rotatably mounted on the base plate, and the first operating member and the pawl member have the same rotational axis center.
According to the locking device of the motor vehicle lock of at least one embodiment of the present disclosure, when the latch bolt component is in the full-lock position, the latch bolt component cannot actuate the locking component.
According to the locking device of a lock for a motor vehicle of at least one embodiment of the present disclosure, the pawl member rotates about and only about one rotational axis, and the rotational axis is fixed to the base plate.
The locking device of a vehicle lock according to at least one embodiment of the present disclosure further includes:
a latch bolt assembly spring for applying a resilient force to the latch bolt assembly to cause the latch bolt assembly to have a tendency to move from a fully latched position to a pre-latched position.
The locking device of a lock for a motor vehicle according to at least one embodiment of the present disclosure further includes:
a pawl member spring for applying a resilient force to the pawl member such that the pawl member has a tendency to rotate toward a fully latched position or a pre-latched position of the strike member.
According to the locking device of the motor vehicle lock of at least one embodiment of the present disclosure, the pawl member spring is provided as:
when the pawl component completely enters the full locking position of the bolt component, the pawl component spring does not apply elastic force to the pawl component at all, or the pawl component spring applies partial elastic force to the pawl component.
The locking device of a lock for a motor vehicle according to at least one embodiment of the present disclosure further includes:
a locking member spring for applying an elastic force to the locking member so that the locking member has a tendency to move in a direction to lock the pawl member.
According to another aspect of the present disclosure, there is provided a locking device including:
a tongue part having a full locking position based on which the tongue part can be locked at the full locking position and a pre-locking position based on which the tongue part can be locked at the pre-locking position;
the spring bolt part is used for loading elastic force to the spring bolt part so that the spring bolt part has the tendency of moving from the full locking position to the pre-locking position;
a pawl component engageable with the full and pre-lock positions of the latch component, the pawl component and the latch component configured to: the latch part being capable of introducing an opening torque into the pawl part and the opening torque being capable of causing the pawl part to have a tendency to move out of engagement with the latch part;
and the locking component restrains the pawl component when the pawl component is meshed with the full locking position or the pre-locking position of the bolt component so as to keep the bolt component at the full locking position or the pre-locking position.
The locking device according to at least one embodiment of the present disclosure further includes:
the pawl component, the bolt component and the locking component are all rotatably arranged on the bottom plate.
According to the locking device of at least one embodiment of the present disclosure, in the process of moving the latch bolt part from the pre-locking position to the full-locking position, the pawl part rotates along a first rotation direction first and then rotates along a second rotation direction, and the first rotation direction and the second rotation direction are rotation directions opposite to each other.
According to the locking device of at least one embodiment of the present disclosure, the first rotation direction is a direction in which the pawl part is disengaged from the latch part, and the second rotation direction is a direction in which the pawl part is brought into engagement with the latch part.
According to the locking device of at least one embodiment of this disclosure, the pawl part and the latch bolt part are configured to:
the pawl member and the latch member are configured such that the latch member is capable of introducing an opening torque into the pawl member and the opening torque is capable of causing the pawl member to have a tendency to move in a direction out of engagement with the latch member.
According to the locking device of at least one embodiment of the present disclosure, when the latch part is located at the pre-locking position, the locking of the latch part by the locking part via the pawl part is one-way locking, and the one-way locking means that the locking part can prevent the latch part from moving in the full-opening direction, but does not prevent the latch part from moving in the direction from the pre-locking position to the full-locking position.
The locking device according to at least one embodiment of this disclosure further includes:
a first operating member capable of sequentially driving the lock member and the pawl member such that the pawl member is disengaged from the latch bolt member.
The locking device according to at least one embodiment of this disclosure further includes:
a second operating member capable of driving the latch bolt member to move from the pre-latch position to the full latch position.
The locking device according to at least one embodiment of the present disclosure further includes:
a third operating member capable of driving the latch bolt member to move from the full-lock position to the pre-lock position.
According to the locking device of at least one embodiment of the present disclosure, the second operating member or the third operating member is rotatably provided on the base plate.
According to the locking device of at least one embodiment of the present disclosure, during the movement of the latch part from the pre-lock position to the full-lock position, the latch part sequentially actuates the first operating part, the lock part, and the pawl part so that the latch part can enter the full-lock position.
The locking device according to at least one embodiment of the present disclosure further includes:
an electric actuator, a driving force of which is transmittable to the pawl member so that the pawl member is disengageable from the full lock position or the pre-lock position.
According to the locking device of at least one embodiment of the present disclosure, the electric actuator includes at least a motor, a worm, and a gear mechanism.
According to the locking device of at least one embodiment of the present disclosure, the driving force of the electric actuator may be transmitted to the second operating member or the latch member to drive the latch member from the pre-latching position to the full-latching position.
According to the locking device of at least one embodiment of the present disclosure, the driving force of the electric actuator can also be transmitted to the third operating member or the latch member to move the latch member from the full lock position to the pre-lock position.
According to the locking device of at least one embodiment of the present disclosure, the electric actuator is flexibly connected to the second operation member and/or the third operation member by a wire.
According to the lock device of at least one embodiment of the present disclosure, the second operation member and the third operation member are the same member.
According to yet another aspect of the present disclosure, there is provided a motor vehicle lock comprising: a locking device of any one embodiment of the present disclosure; and the lock catch is matched with the bolt part of the locking device to realize the locking function.
According to still another aspect of the present disclosure, there is provided a motor vehicle including: doors and/or covers; and a motor vehicle lock of any embodiment of the present disclosure for performing a lock function on the door and/or hood.
The design scheme of the locking device disclosed by the invention is a locking device with a double-stage locking function, can be used for effectively locking the pawl at the full locking position and the pre-locking position at the same time, improving the locking reliability of the locking device at the full locking position and the pre-locking position, and effectively reducing the unlocking force of the locking device under the condition that a motor vehicle closing part has large sealing force by virtue of the eccentric design at the full locking position and the pre-locking position in some embodiments. The design scheme disclosed by the invention has a simple and compact structure, and can be widely applied to various motor vehicle locks.
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 schematic structural view of a locking device of a lock for a motor vehicle according to an embodiment of the present disclosure.
Fig. 2 is a schematic structural view of a latch bolt part of a locking device of a vehicle lock according to an embodiment of the present disclosure.
Fig. 3 is a schematic structural view of a pawl member and a lock member of a locking device of a motor vehicle lock according to an embodiment of the present disclosure.
Fig. 4 is a schematic structural view of a first operating member of the locking device of the motor vehicle lock according to the embodiment of the present disclosure.
Fig. 5 is a structural view illustrating a bottom plate of a locking device of a vehicle lock according to an embodiment of the present disclosure.
Fig. 6 to 12 are schematic views illustrating an operation of a locking device of a lock for a vehicle according to an embodiment of the present disclosure.
Description of the reference numerals
100. Lock tongue component
200. Spring of lock tongue part
300. Pawl member
400. Pawl member spring
500. First operating member
600. Locking member
700. Locking member spring
800. Bottom plate
910. Second operating member
920. Third operating member
1000. Locking device
1001. Full locking position
1002. Pre-locking position
1003. Third feature of lock tongue
1004. Fourth characteristic of lock tongue
1005. Bolt part through hole
2001. First end of spring of lock tongue part
2002. Second end of spring of lock tongue part
3001. Pawl locking surface
3002. First feature of pawl
3003. Second feature of pawl
3004. Third feature of pawl
3005. Center of rotation
4001. First end of pawl member spring
4002. Second end of pawl member spring
5001. First characteristic of operating part
5002. Second characteristic of operating member
5003. Third feature of operating member
5004. Fourth feature of operating member
6001. Locking member first characteristic
6002. Second feature of the locking member
6003. Third feature of locking member
7001. First end of locking member spring
7002. Second end of the locking member spring
8001. Pawl member mounting portion
8002. Bolt part mounting part
8003. Locking member mounting portion
8004. Fish mouth feature.
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 merely illustrative of the relevant matter and not restrictive of the 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 consecutively described processes may be performed substantially simultaneously or in an order reverse to the order 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 connected, electrically connected, and the like, with or without intervening components.
For descriptive purposes, the present disclosure may use spatially relative terms such as "under 8230; \8230;,"' under 8230; \8230; below 8230; under 8230; above, on, above 8230; higher "and" side (e.g., in "side wall)", etc., to describe the relationship of one component to another (other) component as shown in the figures. Spatially relative terms are intended to encompass different orientations of the device in use, operation, and/or manufacture in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "at 8230 \8230;" below "may encompass both an orientation of" above "and" below ". Moreover, the devices may be otherwise positioned (e.g., rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
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 structure of the locking device 1000 of the motor vehicle lock of the present disclosure will be described in detail with reference to fig. 1 to 5.
Referring to fig. 1, a locking device 1000 of a vehicle lock according to an embodiment of the present disclosure includes: the latch bolt part 100, the latch bolt part spring 200, the pawl part 300, the pawl part spring 400, the first operating part 500, the lock part 600, the lock part spring 700, and the base plate 800, and the latch bolt part 100, the latch bolt part spring 200, the pawl part 300, the pawl part spring 400, the first operating part 500, the lock part 600, and the lock part spring 700 of the present disclosure are all disposed on the base plate 800.
Fig. 2 is a schematic structural view of the latch bolt part 100 of the locking device 1000 according to an embodiment of the present disclosure.
The structure of the latch bolt assembly 100 according to the preferred embodiment of the present disclosure will be described in detail with reference to fig. 2.
Referring to fig. 2, latch bolt assembly 100 of the present disclosure has a full lock position 1001 and a pre-lock position 1002, and based on full lock position 1001, latch bolt assembly 100 can be in the full lock position, and based on pre-lock position 1002, latch bolt assembly 100 can be in the pre-lock position.
In some embodiments of the present disclosure, a latch bolt third feature 1003 and a latch bolt fourth feature 1004 are also designed on the latch bolt part 100. Preferably, latch bolt third feature 1003 is a raised feature on latch bolt assembly 100 that is perpendicular to the plane of movement of latch bolt assembly 100.
Wherein the third feature 1003 is adapted to cooperate with the first operating member 500. The fourth tongue feature 1004 is used to attach, for example, a hitch tongue member spring 200.
In some embodiments of the present disclosure, latch bolt assembly 100 may be provided with a latch bolt assembly through hole 1005, through which latch bolt assembly through hole 1005, latch bolt assembly 100 can be sleeved on a latch bolt assembly rotating shaft (not shown).
Latch member pivot may be in the form of a rivet by which latch member 100 is mounted to a latch member mounting hole (e.g., latch member mounting portion 8002 described below) of base plate 800.
Referring to fig. 2, full locking position 1001 and pre-locking position 1002 of latch bolt assembly 100 of the present disclosure are provided at different locations of latch bolt assembly 100.
Preferably, full lock position 1001 and pre-lock position 1002 of bolt assembly 100 are disposed on an end surface of bolt assembly 100 parallel to an axis about which bolt assembly 100 rotates, and a maximum distance (i.e., a maximum outer diameter) between full lock position 1001 and the axis about which bolt assembly rotates is equal to a maximum distance (i.e., a maximum outer diameter) between pre-lock position 1002 and the axis about which bolt assembly rotates, referring to fig. 2, a maximum distance (i.e., a maximum outer diameter of full lock position) between full lock position 1001 and the axis about which bolt assembly rotates is R1001, and a maximum distance (i.e., a maximum outer diameter of pre-lock position 1002) between pre-lock position 1002 and the axis about which bolt assembly rotates is R2, where R1= R2.
In some embodiments of the present disclosure, a plastic wrap is provided over the pre-lock locations 1002 to improve the sound quality of the locking device 1000.
In some embodiments of the present disclosure, referring to fig. 2, the locking device 1000 of the present disclosure further preferably comprises: the latch bolt assembly spring 200, a first end 2001 of the latch bolt assembly spring 200 is fixedly connected with the base plate 800, and a second end 2002 is connected with, for example, a latch bolt fourth feature 1004 of the latch bolt assembly 100.
Latch bolt assembly spring 200 is used to apply a spring force to latch bolt assembly 100 such that latch bolt assembly 100 has a tendency to move from the fully latched position to the pre-latched position. Referring to fig. 1 and 2, latch bolt assembly spring 200 applies a spring force to latch bolt assembly 100 that tends to rotate latch bolt assembly 100 in a counterclockwise direction. Fig. 2 illustrates an exemplary installation of the latch bolt assembly spring 200, and those skilled in the art can adjust the installation of the latch bolt assembly spring 200, the specific type of the latch bolt assembly spring 200, etc. within the scope of the present disclosure.
Fig. 3 is a schematic structural view of the pawl member 300 and the lock member 600 of the lock device 1000 according to one embodiment of the present disclosure.
The structures of the pawl member 300 and the locking member 600 according to the preferred embodiment of the present disclosure will be described in detail with reference to fig. 3.
Referring to fig. 3, pawl assembly 300 of the present disclosure is provided with pawl lock surface 3001, pawl lock surface 3001 being capable of mating (engaging) with full lock position 1001 of latch bolt assembly 100 to lock latch bolt assembly 100 in the full lock position; pawl locking surface 3001 is also capable of cooperating with (engaging) pre-lock position 1002 of latch bolt subassembly 100 to lock latch bolt subassembly 100 in the pre-lock position.
Referring to fig. 3, in some embodiments of the present disclosure, the pawl member 300 is further provided with a pawl first feature 3002, a pawl second feature 3003, and a pawl third feature 3004.
The first pawl feature 3002 cooperates with the first operating member 500 to disengage the pawl component 300 from the full locking position 1001 or the pre-locking position 1002 of the latch bolt component 100 to unlock the latch bolt.
The pawl second feature 3003, by cooperating with the locking member 600, is capable of locking the pawl member 300 in either the fully latched position 1001 or the pre-latched position 1002 of the strike member 100.
In some embodiments of the present disclosure, referring to fig. 3, the locking device 1000 of the present disclosure further preferably comprises: a pawl member spring 400, the pawl member spring 400 for applying a resilient force to the pawl member 300 such that the pawl member 300 has a tendency to rotate toward either a full lock position 1001 or a pre-lock position 1002 of the latch bolt member 100.
Referring to fig. 3, a pawl third feature 3004 is provided for coupling with a pawl member spring 400.
Wherein the first end 4001 of the pawl member spring 400 is fixed to the base plate 800 and the second end 4002 is fixed to the pawl third feature 3004 of the pawl member 300, the provision of the pawl member spring 400 can effectively reduce the driving force required to drive the pawl member 300 to rotate to the full lock position 1001 or the pre-lock position 1002 of the latch bolt member 100.
In some embodiments of the present disclosure, preferably, the pawl member spring 400 described above in the present disclosure is provided as:
when the pawl member 300 is completely moved into the full locking position 1001 or the pre-locking position 1002 of the latch bolt member 100, the pawl member spring 400 does not apply an elastic force to the pawl member 300 at all, or the pawl member spring 400 applies a partial elastic force to the pawl member 300.
In some embodiments of the present disclosure, preferably, referring to fig. 3, the pawl component 300 and the latch bolt component 100 are configured to:
the pawl member 300, the full detent 1001 and the pre-detent 1002 of the latch bolt member 100 are configured such that the latch bolt member 100 can direct an opening torque into the pawl member 300 and the opening torque can cause the pawl member 300 to tend to move in an opening direction (counterclockwise in fig. 3).
The opening torque is a torque generated when the latch bolt 100 receives a latch pulling force to move the latch bolt 100 from the full-latch position to the pre-latch position. The opening torque is introduced into the pawl member 300 by the latch bolt 100 through the engagement surface to form a positive pressure to the pawl member 300, and when the positive pressure is biased to the outside of the rotation center 3005 of the pawl member 300 as shown in fig. 3, the pawl member 300 tends to move in the unlocking direction, and at this time, when the locking of the pawl member 300 by the locking member 600 is released, the positive pressure can help the pawl member 300 to be disengaged from the full locking position or the pre-locking position of the latch bolt member 100, thereby effectively reducing the unlocking force of the locking device 1000 under a large sealing force.
With continued reference to fig. 3, the first feature 6001 of the locking component 600 of the present disclosure is designed, and through the cooperation between the first feature 6001 of the locking component and the second feature 3003 of the pawl component 300, when the pawl component 300 is engaged with the full locking position 1001 or the pre-locking position 1002 of the latch bolt component 100, the locking component 600 can maintain the engagement state between the pawl component 300 and the full locking position 1001 or the pre-locking position 1002 of the latch bolt component 100, so as to achieve the locking of the pawl component 300 at both the full locking position 1001 and the pre-locking position 1002 of the latch bolt component 100, that is, the locking component 600 can lock the pawl component 300 at both the full locking position 1001 and the pre-locking position 1002 of the latch bolt component 100.
In some embodiments of the present disclosure, a locking member second feature 6002 is also designed on the locking member 600, the locking member second feature 6002 being used in cooperation with the first operating member 500 to control the position and movement of the locking member 600.
Preferably, the locking member second feature 6002 is configured as a raised feature disposed on the locking member 600 and perpendicular to the plane of movement of the locking member 600.
In some embodiments of the present disclosure, it is preferred that locking member 600 further defines a locking member third feature 6003 for engaging (securing) locking member spring 700 of locking device 1000.
In some embodiments of the present disclosure, referring to fig. 3, the locking member spring 700 serves to apply an elastic force to the locking member 600 such that the locking member 600 has a tendency to rotate in a direction to lock the pawl member 300.
Wherein the first end 7001 of the locking member spring 700 is fixed to the base plate 800 and the second end 7002 is fixed to the locking member third feature 6003 of the locking member 600, the driving force required to drive the locking member 600 to rotate in the direction of the locking pawl member 300 can be effectively reduced by providing the locking member spring 700.
Fig. 3 illustrates an exemplary installation manner of the pawl member spring 400 and the locking member spring 700, and those skilled in the art can modify the installation manner of the pawl member spring 400 and the locking member spring 700, the specific types of the pawl member spring 400 and the locking member spring 700, etc. within the protection scope of the present disclosure.
Fig. 4 is a schematic structural view of the first operating member 500 of the locking device 1000 according to an embodiment of the present disclosure.
The structure of the first operating member 500 according to the preferred embodiment of the present disclosure will be described in detail with reference to fig. 4.
Referring to fig. 4, the first operating member 500 of the present disclosure is designed with an operating member first feature 5001, an operating member second feature 5002, an operating member third feature 5003 and an operating member fourth feature 5004.
Wherein the operating member first feature 5001 is adapted to cooperate with the deadbolt third feature 1003 of deadbolt assembly 100 to control the position and movement of the first operating member 500; the operating member fourth feature 5004 is for cooperating with the locking member second feature 6002 of the locking member 600 to control the movement and position of the locking member 600; the operating member third feature 5003 is used for cooperating with the pawl first feature 3002 of the pawl component 300 to push the pawl component 300 to be separated from the full locking position 1001 or the pre-locking position 1002 of the bolt component 100 through the pawl first feature 3002; the operating member second feature 5002 is adapted to receive power from an external operating lever or electric actuator and is transmitted to the pawl member 300 through the cooperative action of the operating member third feature 5003 and the pawl first feature 3002.
Preferably, the operating member third feature 5003 of the present disclosure is configured as a raised feature disposed on the first operating member 500 and perpendicular to the plane of movement of the first operating member.
Referring to fig. 1 and 4, the operating member third feature 5003 extends toward the pawl member 300.
Referring to fig. 1 and 4, the first operating member 500 of the present disclosure can sequentially drive the locking member 600 and the pawl member 300 such that the pawl member 300 is disengaged from the full locking position 1001 or the pre-locking position 1002 of the latch bolt member 100.
In some embodiments of the present disclosure, the first operating member 500 is rotatably mounted on the base plate 800, and the first operating member 500 and the pawl member 300 preferably have the same rotational axis center.
Fig. 5 is a schematic structural view of a base plate 800 of a locking device 1000 according to an embodiment of the present disclosure.
The structure of the base plate 800 according to the preferred embodiment of the present disclosure will be described in detail with reference to fig. 5.
Referring to fig. 5, a pawl member mounting portion 8001, a latch tongue member mounting portion 8002 and a lock member mounting portion 8003 are designed on a base plate 800 of the present disclosure, and a pawl member 300, a latch tongue member 100 and a lock member 600 may be rotatably mounted on the pawl member mounting portion 8001, the latch tongue member mounting portion 8002 and the lock member mounting portion 8003 of the base plate 800 through a rotation shaft such as a pin shaft (not shown).
In some embodiments of the present disclosure, the pawl part rotation shaft, the latch part rotation shaft, and the locking part rotation shaft are all fixedly connected to the base plate 800, and the pawl part 300, the latch part 100, and the locking part 600 may be sleeved on the respective rotation shafts, so that the pawl part 300, the latch part 100, and the locking part 600 can rotate relative to the respective rotation shafts.
In some embodiments of the present disclosure, the pawl, strike and lock member mounting portions 8001, 8002, 8003 may be in the form of mounting holes.
In other embodiments of the present disclosure, the pawl member mounting portion 8001, the latch member mounting portion 8002 and the lock member mounting portion 8003 may also be in the form of protruding shafts/flanges, and the pawl member 300, the latch member 100 and the lock member 600 are directly sleeved on the pawl member mounting portion 8001, the latch member mounting portion 8002 and the lock member mounting portion 8003 so that there is no need to additionally provide the respective rotation shafts described above.
Those skilled in the art, with the benefit of the present disclosure, will appreciate that any type or configuration of the pawl member mounting portion 8001, the deadbolt member mounting portion 8002 and the lock member mounting portion 8003 may be modified and still fall within the scope of the present disclosure.
The base plate 800 shown in fig. 5 is preferably further provided with a fish mouth feature 8004, the fish mouth feature 8004 is used for accommodating a lock catch (not shown in the drawings), and the cooperation of the lock catch and the fish mouth feature 8004 is prior art and will not be described in detail in the present disclosure.
In some embodiments of the present disclosure, it is preferable that the pawl member 300 includes only a rotating shaft, and the rotating shaft is fixed to the base plate 800.
Fig. 6 to 12 are schematic views illustrating an operation of a locking device 1000 of a lock for a vehicle according to an embodiment of the present disclosure.
The operation of the locking device 1000 of the present disclosure will be described in detail with reference to fig. 6 to 12.
Referring to fig. 6, when the power of an operating lever or an electric actuator is transmitted to the first operating member 500 through the second operating member feature 5002 of the first operating member 500, the first operating member 500 rotates in a direction to unlock the pawl member 300 by the locking device 600 (counterclockwise direction in the figure), and the fourth operating member feature 5004 and the second locking member feature 6002 of the locking member 600 cooperate to urge the locking member 600 to rotate in a direction to unlock the pawl member 300 (clockwise direction in the figure), so that the locking member 600 is unlocked, and at the same time, the first operating member 500 cooperates with the third operating member feature 5003 and the first pawl feature 3002 of the pawl member 300 to urge the pawl member 300 to rotate in a direction to disengage the latch member 100 (counterclockwise direction in the figure) via the first pawl feature 3002 to disengage the full locking position 1001 or the pre-locking position 1002 of the latch member 100, so as to unlock the locking device 1000.
Referring to fig. 7, latch bolt assembly 100 is released after pawl assembly 300 is disengaged from either full locking position 1001 or pre-locking position 1002 of latch bolt assembly 100. Latch unit 100 rotates to the fully open position (counterclockwise in the figure) under the action of latch unit spring 200, thereby releasing the buckle.
Referring to fig. 8 and 9, when the latch bolt assembly 100 is rotated from the fully open position to the pre-lock position under the urging of the buckle, the pawl assembly 300 is rotated toward the latch bolt assembly 100 (clockwise in fig. 8) by the pawl assembly spring 400 such that the pawl lock surface 3001 of the pawl assembly 300 snaps into the pre-lock position 1002 of the latch bolt assembly 100, while the lock assembly 600 is rotated toward the lock pawl assembly 300 (counterclockwise in fig. 8) by the lock assembly spring 700 such that the lock assembly first feature 6001 snaps into the pawl second feature 3003 of the pawl assembly 300 such that the pawl assembly 300 is locked in the pre-lock position 1002, thereby enabling the lock device 1000 to be reliably pre-locked, referring to fig. 9.
Referring to fig. 10, as the latch bolt member 100 continues to rotate to the full locking position under the continued pushing of the latch, the latch bolt third feature 1003 on the latch bolt member 100 pushes the operating member first feature 5001 on the first operating member 500, the first operating member 500 rotates in a direction to disengage from the latch bolt member 100 (counterclockwise direction in fig. 10), and at the same time, the operating member fourth feature 5004 of the first operating member 500 pushes the locking member 600 to rotate in a direction to disengage from the locking pawl member 300 (clockwise direction in the figure) through the locking member second feature 6002 of the locking member 600, so that the locking member 600 disengages from the pawl second feature 3003 of the pawl member 300, thereby allowing the pawl member 300 to be released. The third feature 5003 of the operating member of the first operating member 500 then pushes the pawl member 300 to rotate in a direction to disengage the latch bolt member 100 (counterclockwise in the figure) by the first feature 3002 of the pawl member 300 to disengage from the pre-lock position 1002 of the latch bolt member 100.
Referring next to fig. 1, as latch bolt part 100 is pushed to the full locking position by the latch bolt third feature 1003 of latch bolt part 100, at this time, pawl part 300 rotates again toward latch bolt part 100 (clockwise direction in the drawing) under the action of pawl part spring 400, and snaps into full locking position 1001 of latch bolt part 100, and simultaneously, lock part 600 rotates toward lock pawl part 300 (counterclockwise direction in the drawing) under the action of lock part spring 700, and snaps into pawl second feature 3003 of pawl part 300, so that pawl part 300 is locked in full locking position 1001, and thus lock device 1000 is reliably locked.
In the present disclosure, in the process of moving the latch bolt 100 from the pre-locking position to the full-locking position, the pawl component 300 moves in the direction of disengaging from the pre-locking position 1002, and then moves in the direction of entering into the full-locking position 1001, so that the latch bolt 100 is released first and locked again.
In the present disclosure, during the movement of the latch bolt 100 from the pre-latching position to the full-latching position, the latch bolt 100 drives the first operating member 500, so that the first operating member 500 cooperates with the locking member 600 and the pawl member 300, thereby enabling the latch bolt 100 to enter the full-latching position to achieve the locking.
In other preferred embodiments of the present disclosure, the locking device 1000 of the motor vehicle lock of the present disclosure includes:
A latch bolt part spring 200, the latch bolt part spring 200 being used to load the latch bolt part 100 with an elastic force so that the latch bolt part 100 has a tendency to move from the full locking position to the pre-locking position.
The pawl component 300, the pawl component 300 can be engaged with the full locking position 1001 and the pre-locking position 1002 of the bolt component 100.
Preferably, the pawl member 300 and the latch bolt member 100 are configured to:
the pawl assembly 300, the full detent 1001 and the pre-detent 1002 of the latch bolt assembly 100 are configured such that the latch bolt assembly 100 is able to direct an opening torque into the pawl assembly 300 and the opening torque is able to cause the pawl assembly 300 to have a tendency to move in a direction to unlock the latch bolt assembly 100.
The opening torque is a torque generated when the latch bolt 100 is subjected to a latch pulling force, and moves the latch bolt 100 from the full-latch position to the pre-latch position. The moment is introduced into the pawl member 300 by the latch bolt member 100 through the engagement surface, creating a positive pressure on the pawl member 300, which, when biased outwardly from the center of rotation of the pawl member 300, causes the pawl member 300 to have a tendency to move in a direction to unlock the latch bolt member 100.
And the locking component 600, wherein the locking component 600 is arranged, when the pawl component 300 is engaged with the bolt component 100 at the full locking position 1001 or the pre-locking position 1002, the locking component 600 restrains the pawl component 300, thereby keeping the bolt component 100 in a locking state.
The base plate 800, the pawl part 300, the latch bolt part 100 and the locking part 600 are rotatably installed on the base plate 800.
Preferably, during the movement of latch bolt assembly 100 from the pre-lock position to the full lock position, pawl assembly 300 moves in a first rotational direction and then in a second rotational direction. The first rotation direction and the second rotation direction are opposite rotation directions.
Preferably, the first rotational direction is a direction in which the pawl member 300 is disengaged from the latch bolt member 100. The second rotational direction is a direction in which the pawl part 300 enters into engagement with the latch bolt part 100.
Preferably, locking of locking member 600 to latch bolt member 100 in pre-lock position 1002 is a one-way lock, and one-way lock finger locking member 600 may limit movement of latch bolt member 100 in the unlocking direction, but does not limit movement of latch bolt member 100 from the pre-lock position to the full lock position.
Preferably, the locking device 1000 of the motor vehicle lock further includes a first operating member 500, and the first operating member 500 can sequentially drive the locking member 600 and the pawl member 300 such that the pawl member 300 is disengaged from the latch bolt member 100.
Preferably, during the movement of the latch bolt assembly 100 from the pre-latching position to the full latching position, the latch bolt assembly 100 drives the first operating member 500, the first operating member drives the locking member 600 and the pawl member 300 so that the latch bolt assembly 100 can enter the full latching position.
In some embodiments of the present disclosure, the locking device 1000 of the motor vehicle lock of the present disclosure further comprises: the electric execution part at least comprises a motor, a worm and a gear mechanism.
The detailed structure of the electric actuator can refer to the applicant's prior patent 202123036875.1 and the prior patent 202123186975.2, and the detailed description of the disclosure is omitted.
In some embodiments of the present disclosure, preferably, the driving force of the motor of the electric actuator can be rigidly transmitted to the first operating member 500 through a gear mechanism, so that the first operating member 500 drives the locking member 600 to be released from the locking position to unlock the pawl member 300, and further the pawl member 300 can be disengaged from the full locking position 1001 or the pre-locking position 1002, thereby achieving the electric unlocking of the locking device 1000.
Referring to fig. 11, in some embodiments of the present disclosure, the driving force of the motor of the electric actuator can be transmitted to the second operating part 910 or the latch part 100 to drive the latch part 100 to move from the pre-locking position to the full-locking position, thereby achieving the electric pull-in of the locking device 1000.
Referring to fig. 12, in some embodiments of the present disclosure, when the pawl component 300 is disengaged from the full locking position 1001 of the latch bolt component 100, the latch bolt component 100 may not be rotated to the full opening position under the driving of the latch bolt component spring 200 due to freezing, jamming and the like, and the driving force of the motor of the electric actuator can also be transmitted to the third operating component 920 or the latch bolt component 100, so that the latch bolt component 100 moves from the full locking position to the pre-locking position and/or from the pre-locking position to the full opening position, thereby realizing electric ice breaking of the locking device 1000.
In some embodiments of the present disclosure, preferably, the electric actuator is flexibly connected to the second operation member 910 and/or the third operation member 920 through a pull wire.
Preferably, the second operating member 910 and/or the third operating member 920 are rotatably mounted on the base plate 800.
In some embodiments of the present disclosure, the second operating member 910 and the third operating member 920 are the same member.
In some embodiments of the present disclosure, the motor actuator comprises one or more motors, and/or one or more sets of gear mechanisms.
The automotive vehicle lock of some embodiments of the present disclosure includes: the locking device 1000 of any of the embodiments of the present disclosure; and a locker which cooperates with the bolt part 100 of the locking device 1000 to perform a locking function.
An automotive vehicle of some embodiments of the present disclosure includes: the motor vehicle lock of any embodiment of the present disclosure is provided on a door and/or a hood of a motor vehicle.
In the description herein, reference to the description of the terms "one embodiment/mode," "some embodiments/modes," "example," "specific example" or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment/mode or example is included in at least one embodiment/mode or example of the present disclosure. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to 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 disclosure, "a plurality" means at least two, e.g., two, three, etc., unless explicitly specifically limited otherwise.
It will be understood by those skilled in the art that the foregoing embodiments are provided merely for clarity of explanation 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 (10)
1. A locking device for a motor vehicle lock, comprising:
a tongue part having a full locking position based on which the tongue part can be locked at a full locking position and a pre-locking position based on which the tongue part can be locked at a pre-locking position;
a pawl member engageable with the full and pre-lock positions of the bolt member; and
a locking part which restrains the pawl part to keep the latch part at the full locking position and/or the pre-locking position when the pawl part is engaged with the full locking position and/or the pre-locking position of the latch part;
when the bolt component is located at the pre-locking position, the locking component locks the bolt component in one direction through the pawl component, and the one-way locking means that the locking component can prevent the bolt component from moving towards the full-opening direction but does not prevent the bolt component from moving towards the full-locking position from the pre-locking position.
2. The locking device of a motor vehicle lock according to claim 1, characterized by further comprising:
the pawl component, the bolt component and the locking component are all rotatably arranged on the bottom plate.
3. The lock assembly of claim 1, wherein the pawl member rotates in a first rotational direction and then in a second rotational direction during movement of the latch member from the pre-lock position to the fully locked position, the first rotational direction being opposite the second rotational direction.
4. The locking device of a motor vehicle lock according to claim 1, characterized in that the movement of the bolt part is a rotation about a first axis;
the maximum distance between the full locking position and the first axis is equal to the maximum distance between the pre-locking position and the first axis.
5. A locking arrangement for a motor vehicle lock according to claim 3, characterised in that the first direction of rotation is the direction in which the pawl member is out of engagement with the bolt member and the second direction of rotation is the direction in which the pawl member is into engagement with the bolt member.
6. The locking arrangement of a motor vehicle lock according to claim 1, characterized in that the pawl part and the bolt part are arranged to:
the full and pre-lock positions of the pawl member and the latch member are configured such that the latch member is capable of introducing an opening torque into the pawl member and the opening torque is capable of tending to move the pawl member out of engagement with the latch member.
7. The locking device of a motor vehicle lock according to claim 1, characterized by further comprising:
a first operating member for actuating the locking member and the pawl member such that the pawl member is disengaged from the latch bolt member;
optionally, during movement of the latch bolt assembly from the pre-latched position to the fully latched position, the latch bolt assembly is capable of actuating the first operating assembly to cause the first operating assembly to actuate the locking assembly and the pawl assembly to thereby enable the latch bolt assembly to enter the fully latched position;
optionally, an actuating feature is provided on each of the latch bolt assembly and the locking assembly, the latch bolt assembly being capable of actuating the first operating member by the actuating feature on the latch bolt assembly during movement of the latch bolt assembly from the pre-latched position to the fully latched position, the first operating member actuating the locking assembly out of the locked position by the actuating feature on the locking assembly to unlock the pawl assembly; when the bolt part enters the full locking position, the pawl part is meshed with the full locking position of the bolt part, and the locking part enters the locking position again to lock the pawl part;
optionally, the first operating member is rotatably mounted on the base plate, and the first operating member and the pawl member have the same rotation axis center;
optionally, the latch bolt component is unable to actuate the locking component when the latch bolt component is in the fully latched position;
optionally, the pawl member rotates around and only around one rotation axis, and the rotation axis is fixed on the base plate;
optionally, the method further comprises:
a latch bolt assembly spring for applying a resilient force to the latch bolt assembly to cause the latch bolt assembly to have a tendency to move from a fully latched position to a pre-latched position;
optionally, the method further comprises:
a pawl member spring for applying a resilient force to the pawl member such that the pawl member has a tendency to rotate toward a fully latched position or a pre-latched position of the strike member;
optionally, the pawl member spring is configured to:
when the pawl component completely enters the full locking position of the bolt component, the pawl component spring does not apply elastic force to the pawl component at all, or the pawl component spring applies partial elastic force to the pawl component;
optionally further comprising:
a locking member spring for applying an elastic force to the locking member so that the locking member has a tendency to move in a direction to lock the pawl member.
8. A locking device, comprising:
a tongue part having a full locking position based on which the tongue part can be locked at a full locking position and a pre-locking position based on which the tongue part can be locked at a pre-locking position;
the spring bolt part is used for loading elastic force to the spring bolt part so that the spring bolt part has the tendency of moving from the full locking position to the pre-locking position;
a pawl component capable of engaging with a full locking position and a pre-locking position of the bolt component; and
a locking part which restrains the pawl part to maintain the latch part at a full locking position or a pre-locking position when the pawl part is engaged with the full locking position or the pre-locking position of the latch part;
optionally, the method further comprises:
the pawl component, the bolt component and the locking component are all rotatably arranged on the bottom plate;
optionally, in the process that the latch bolt component moves from the pre-locking position to the full-locking position, the pawl component rotates along a first rotation direction and then rotates along a second rotation direction, and the first rotation direction and the second rotation direction are opposite rotation directions;
optionally, the first rotational direction is a direction in which the pawl part is disengaged from the latch part, and the second rotational direction is a direction in which the pawl part enters into engagement with the latch part;
optionally, the pawl component and the bolt component are arranged to:
the pawl component and the latch component are configured such that the latch component can introduce an opening torque into the pawl component and the opening torque can cause the pawl component to have a tendency to move in a direction out of engagement with the latch component;
optionally, when the latch bolt component is located at the pre-locking position, the locking of the latch bolt component by the locking component via the pawl component is unidirectional locking, and the unidirectional locking means that the locking component can prevent the latch bolt component from moving towards the full-opening direction, but does not prevent the latch bolt component from moving towards the full-locking position from the pre-locking position;
optionally, the method further comprises:
a first operating member capable of sequentially driving the lock member and the pawl member such that the pawl member is disengaged from the latch bolt member;
optionally, the method further comprises:
a second operating member capable of driving the latch bolt member to move from the pre-latch position to the full latch position;
optionally, the method further comprises:
a third operating member capable of driving the latch bolt member to move from a full-locking position to a pre-locking position;
optionally, the second operating member or the third operating member is rotatably disposed on the base plate;
optionally, during the movement of the latch bolt assembly from the pre-lock position to the full lock position, the latch bolt assembly actuates the first operating assembly, the locking assembly and the pawl assembly in sequence to enable the latch bolt assembly to enter the full lock position;
optionally, the method further comprises:
an electric actuator, a driving force of which is transmittable to the pawl member so that the pawl member is disengageable from the full lock position or the pre-lock position;
optionally, the electric actuator comprises at least a motor, a worm and a gear mechanism;
alternatively, the driving force of the electric actuator can be transmitted to a second operating member or the latch member to drive the latch member from the pre-latching position to the full-latching position;
optionally, the driving force of the electric actuator can also be transmitted to the third operating component or the latch component to move the latch component from the full-locking position to the pre-locking position;
optionally, the electric actuator is flexibly connected to the second and/or third operating member by a pull wire;
optionally, the second operating member and the third operating member are the same member.
9. A motor vehicle lock, characterized by comprising:
the locking device of any one of claims 1 to 8; and
and the lock catch is matched with the bolt part of the locking device to realize the lock function.
10. A motor vehicle, comprising:
doors and/or covers; and a motor vehicle lock as claimed in claim 8 for performing a locking function on the door and/or hood.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222139858.9U CN217950058U (en) | 2022-08-15 | 2022-08-15 | Locking device of motor vehicle lock, motor vehicle lock and motor vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222139858.9U CN217950058U (en) | 2022-08-15 | 2022-08-15 | Locking device of motor vehicle lock, motor vehicle lock and motor vehicle |
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| Publication Number | Publication Date |
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| CN217950058U true CN217950058U (en) | 2022-12-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222139858.9U Active CN217950058U (en) | 2022-08-15 | 2022-08-15 | Locking device of motor vehicle lock, motor vehicle lock and motor vehicle |
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| CN (1) | CN217950058U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115306237A (en) * | 2022-08-15 | 2022-11-08 | 上海恩井汽车科技有限公司 | Locking device of motor vehicle lock, motor vehicle lock and motor vehicle |
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2022
- 2022-08-15 CN CN202222139858.9U patent/CN217950058U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115306237A (en) * | 2022-08-15 | 2022-11-08 | 上海恩井汽车科技有限公司 | Locking device of motor vehicle lock, motor vehicle lock and motor vehicle |
| CN115306237B (en) * | 2022-08-15 | 2024-05-17 | 上海恩井汽车科技有限公司 | Locking device of motor vehicle lock, motor vehicle lock and motor vehicle |
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