Disclosure of Invention
An object of the present disclosure is to provide a hood lock that reduces the requirement for an arrangement space while ensuring its function.
In order to achieve the above object, the present disclosure provides a hood lock including a mounting base and a lock member pivotally connected to the mounting base, the lock member being pivotable between a locked position and an unlocked position, wherein the hood lock further includes a fixed base, a first operating member pivotally connected to the fixed base, and a transmission member connected between the first operating member and the lock member, and the lock member is pivotable from the locked position to the unlocked position by operating the first operating member.
Optionally, the driving member is formed as a steel wire rope, one end of the steel wire rope is connected to the locking member, and the other end of the steel wire rope is connected to the first operating member.
Optionally, a first opening groove is formed in the locking member, the one end of the steel wire rope penetrates through the first opening groove, a second opening groove is formed in the first operating member, the other end of the steel wire rope penetrates through the second opening groove, and two ends of the steel wire rope are respectively connected with a stop member to prevent the two ends of the steel wire rope from being separated from the first opening groove and the second opening groove.
Alternatively, the first operating member is formed as an operating lever, a portion of the operating lever between both ends of the operating lever is pivotally connected to the fixed base, one end of the operating lever is formed with a connecting portion for connecting with the transmission member, and the other end is formed with an operating handle.
Optionally, the hood lock further includes a first reset member coupled between the mount and the latch member for providing a restoring force for pivoting the latch member to the latched position.
Optionally, one end of the locking member is formed as a hook portion, the other end of the locking member is connected to the first reset member, and a portion between the two ends is pivotally connected to the mounting seat.
Optionally, the hood lock further comprises a locking member pivotally connected to the mount, the locking member being pivotable between a locking position and an unlocking position, wherein the locking member and the locking member are formed as a two-way lock mechanism, the locking member is formed as a first-way lock for maintaining the hood in a normally locked state, and the locking member is formed as a second-way lock for preventing a malfunction.
Optionally, the mounting seat has first and second opposing sides, the locking member is disposed on one of the first and second sides, and the locking member is disposed on the other of the first and second sides.
On the basis of the technical scheme, the present disclosure further provides a hood locking structure, wherein the hood locking structure comprises a lock catch fixed to the hood and a hood lock provided by the present disclosure, and the hood lock is arranged in the engine compartment and used for locking and releasing the lock catch, so as to lock and release the hood.
In addition, on the basis of the technical scheme, the vehicle comprises the hood locking structure provided by the invention.
Through the technical scheme, namely through the engine hood lock that this disclosure provided, through with first manipulation piece and locking part components of a whole that can function independently, can realize the nimble arrangement of first manipulation piece, effectively utilized the available space in the engine compartment, not only can make the arrangement of engine hood lock no longer receive the restriction of engine compartment internal narrow and small space, and no longer cause the restriction to the design of each part (for example preceding grid, grid backplate, grid support, front end frame etc.) around, and, can also arrange the position of being convenient for user operation with first manipulation piece, even, can arrange the pivot direction of first manipulation piece as required, when making the first manipulation piece of user operation in order to open the engine hood, can avoid effectively taking place to interfere and collide with parts around, improve the convenience of man-machine control.
Additional features and advantages of the disclosure will be set forth in the detailed description which follows.
Detailed Description
The following detailed description of specific embodiments of the present disclosure is provided in connection with the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present disclosure, are given by way of illustration and explanation only, not limitation.
In the present disclosure, unless otherwise specified, use of directional terms such as "upper, lower, left, and right" generally refer to upper, lower, left, and right in the drawings, "inner, outer" refers to inner, outer with respect to the respective members themselves, and "clockwise, counterclockwise" generally refers to clockwise, counterclockwise in the corresponding drawings. The foregoing directional terms are used only to explain and illustrate the present disclosure and should not be taken as limiting.
According to an embodiment of the present disclosure, a hood lock is provided, including a mounting base 1 and a locking member 2 pivotally connected to the mounting base 1, the locking member 2 being pivotable between a locked position and an unlocked position, wherein the hood lock further includes a fixed base 4, a first operating member 5 pivotally connected to the fixed base 4, and a transmission member 6 connected between the first operating member 5 and the locking member 2, and the locking member 2 is pivotable from the locked position to the unlocked position by operating the first operating member 5.
Through with first manipulation piece 5 and locking piece 2 components of a whole that can function independently, can realize the nimble of arranging of first manipulation piece 5, effectively utilized the available space in the engine compartment, not only can make the arrangement of engine bonnet lock no longer receive the restriction of narrow and small space in the engine compartment, and no longer cause the restriction to the design of each part (for example preceding grid, grille guard plate, grille support, front end frame etc.) around, and, can also arrange first manipulation piece 5 to the position of being convenient for user operation, even, can arrange the pivot direction of first manipulation piece 5 as required, when making the first manipulation piece 5 of user operation in order to open the engine bonnet, can avoid effectively avoiding taking place to interfere and collide with parts around, improve the convenience of man-machine control.
Wherein, the engine hood lock is provided with a first reset piece 3 which keeps the locking piece 2 at the locking position normally, and the first reset piece 3 is connected with the first reset piece 3 between the mounting seat 1 and the locking piece 2 and is used for providing restoring force for the locking piece 2 to pivot towards the locking position. By actuating the first actuating element 5, the locking element 2 can be pivoted from the locking position into the unlocking position against the action of the restoring force. Of course, in other embodiments provided by the present disclosure, the first reset member 3 may not be provided, and in such a case, the user's operation determines the position of the latch member 2.
In the specific embodiments provided in the present disclosure, the mounting seat 1, the locking member 2, the first returning member 3, the fixing seat 4, the first operating member 5 and the transmission member 6 may be formed as any suitable mechanism according to practical applications, and the present disclosure is not limited thereto. Fig. 1 to 6 illustrate one embodiment of the present disclosure, which will be described in detail below to illustrate and explain the present disclosure.
In the embodiments provided by the present disclosure, the transmission 6 may be configured in any desired manner. For example, referring to fig. 1, 2, 3, 5 and 6, the transmission member 6 is formed as a wire rope having one end connected to the locking member 2 and the other end connected to the first operating member 5. The ends of the cable may be connected to the locking member 2 and the first operating member 5 in any suitable manner, for example, by being tied directly to the locking member 2 and the first operating member 5 respectively. Optionally, the locking member 2 is provided with a first open slot 21 for the one end of the steel wire rope to pass through, the first operating member 5 is provided with a second open slot 51 for the other end of the steel wire rope to pass through, and two ends of the steel wire rope are respectively connected with a stop member 61, 62 to prevent the two ends of the steel wire rope from respectively falling out of the first open slot 21 and the second open slot 51. The stoppers 61 and 62 may be formed in various geometric shapes such as a block shape and a spherical shape. In addition, a protective sleeve 63 can be sleeved on the steel wire rope, one end of the protective sleeve 63 is fixed on the mounting seat 1, and the other end of the protective sleeve 63 is fixed on the fixed seat 4. The protective sleeve 63 not only plays a role of protecting the steel wire rope, but also plays a certain supporting and guiding role.
In other embodiments provided by the present disclosure, the transmission member may also be formed as a linkage mechanism that is pivotally connected between the blocking member 2 and the first operating member 5.
In the specific embodiments provided by the present disclosure, the first manipulation member 5 may be configured in any suitable manner. For example, referring to fig. 3 and 6, the first operating member 5 is formed as an operating lever, a portion of which between both ends thereof is pivotally connected to the fixed base 4 by a fourth pin, one end of the operating lever is formed with a connecting portion (corresponding to the second opening groove 51) for connecting with the driving member 6, and the other end is formed with an operating handle 52.
In the embodiments provided by the present disclosure, the locking member 2 may be formed in any suitable configuration. For example, referring to fig. 1, 2 and 5, one end of the locking member 2 is formed as a hook 20, the other end of the locking member 2 is connected to the first restoring member 3, and a portion between the two ends is pivotally connected to the mounting base 1 by a first pin 11.
In fig. 2, the locking member 2 is in the locking position, in which the hook portion 20 hooks the locking ring 92 of the striker 9, thereby limiting the opening of the hood to which the fixing plate 91 of the striker 9 is attached. Wherein, be provided with first spacing portion 12 on the mount pad 1, be provided with first backstop portion 22 on the locking piece 2, first backstop portion 22 is through first spacing 12 backstops to avoid locking piece 2 to rotate around first round pin axle along clockwise and leave the locking position under the effect of first piece 3 that resets.
In fig. 5, the lock member 2 is in the unlock position, in which the hook portion 20 releases the lock ring 92 and the hood is in the open state. The mounting base 1 is provided with a second limiting portion 13, the locking member 2 is provided with a second stopping portion 23, and the second stopping portion 23 is stopped by the second limiting portion 13, so that the locking member 2 is prevented from continuously pivoting in the counterclockwise direction due to excessive force when a user pivots the operating lever. In the embodiment shown in fig. 2 and 5, the second stopper portion 13 is formed integrally with the first stopper portion 12, but in other embodiments, the second stopper portion 13 and the first stopper portion 12 may be portions independent of each other.
The working principle of the engine hood lock provided by the disclosure is as follows: when the lock member 2 is in the locked position of fig. 2, the user applies a force to the operating handle 52, which force is transmitted to the lock member 2 via the wire rope, causing the first operating member 5 to pivot about the fourth pin 41 in the clockwise direction as viewed in fig. 2 (counterclockwise as viewed in fig. 3), and pulls the lock member 2 via the transmission member 6 (i.e., the wire rope), causing the lock member 2 to pivot about the first pin 11 in the counterclockwise direction as viewed in fig. 2, away from the locked position, to the unlocked position of fig. 5, releasing the lock ring 92, and allowing the hood to be opened. Thereafter, the operating handle 52 is released, and the lock member 2 is rotated clockwise to the lock position by the first restoring member 3. When it is desired to lock the hood, the user applies a downward force to the hood, causing the latch 9 to move downwardly, and the locking ring 92 acts on the guide ramp 24 (shown in fig. 1) at the top of the locking member 2, causing the locking member 2 to pivot towards the unlocked position, and when the locking ring 92 continues to move downwardly and over the hook 2, the locking member 2 pivots back to the locked position under the action of the first return member 3, trapping the locking ring 92 in the vertically extending locking slot 10 of the mounting block 1.
In the embodiment provided by the present disclosure, the hood lock further includes a locking member 71 pivotally connected to the mount 1, the locking member 71 being pivotable between a locking position and an unlocking position, wherein the lock member 2 and the locking member are formed as a two-way lock mechanism, the locking member is formed as a first-way lock for maintaining the hood in a normally locked state, and the lock member 2 is formed as a second-way lock for preventing a wrong operation.
In order to reduce the size of the hood lock, the fixed base 1 has first and second opposite sides, the locking member 2 is provided on one of the first and second sides, and the locking member 71 is provided on the other of the first and second sides, thereby making the structure of the hood lock more compact.
In the embodiment shown in fig. 1 to 6, the locking element 2 is arranged on a first side of the fastening base 1 and the locking element 71 is arranged on a second side of the fastening base 1.
In the embodiments provided by the present disclosure, the locking member 71 may have a variety of suitable configurations to meet practical needs, only one of which is shown in fig. 3, 4 and 6.
Referring to fig. 3, 4 and 6, the locking member 71 is pivotally connected to the fixing base 1 by the second pin 14, and the upper end of the locking member 71 is formed with a hook-shaped locking portion 711 for locking the locking ring 92 of the locker 9. One end of the second restoring member 81 is connected to the second restoring member coupling portion 714 of the locking member 71, and the other end is connected to the mount 1.
The hood lock further comprises an actuating member 72, which actuating member 72 is pivotally connected to the mounting 1 by a third pin for providing an actuating force for driving the locking member 71 to pivot from the locking position to the unlocking position. A third reset member 82 is provided which is connected between the actuating member 72 and the holder 1 for providing the actuating member 72 with a restoring force acting as said actuating force.
For theft protection, a second operating member for operating the actuating member 72 is provided in the cockpit, and a cable is connected between the second operating member and the actuating member 72 (specifically, the second operating member connecting portion 724 provided on the actuating member 72) to transmit a force applied to the second operating member.
Wherein the locking member 71 is provided with a claw 712, the actuating member 72 is provided with a slot 721 matched with the claw 712, and the locking member 71 and the actuating member 72 can be linked through the matching of the claw 712 and the slot 721.
In fig. 3, the locking member 71 is in the locking position, at which the locking part 711 restrains the locking ring 92 in the locking groove 10. In fig. 6, locking member 71 is in the unlocked position, with locking portion 711 releasing locking ring 92, locking ring 92 having free displacement to move upward away from the first lock.
The working principle of the engine hood lock provided by the disclosure is as follows: when the locking member 71 is in the locking position shown in fig. 3, the user applies a force to the second operating member, the force is transmitted to the actuator 72 through the cable, so that the actuator 72 rotates clockwise around the third pin 15 against the action of the third return spring 82, and through the engagement of the pawl 712 and the catch 721, the clockwise rotation of the actuator 72 can drive the locking member 71 to rotate counterclockwise around the second pin 14 against the force of the second return member 81 until the pawl 712 disengages from the catch 721, at which time, under the action of the second return member 81, the locking member 71 rotates clockwise around the second pin 14, so that the locking ring 92 is released from the locking member 711, at which time, the locking member 72 is in the unlocking position, as shown in fig. 6. The fixing base 1 is provided with a third limiting portion 16, the locking member 71 is provided with a third stopping portion 713, and the third stopping portion 713 is stopped by the third limiting portion 16, so that the locking member 71 is prevented from continuously rotating clockwise to leave the unlocking position under the action of the second resetting member 81. Then, the second operating element is released, and under the action of the third resetting element 82, the actuating element 72 rotates around the third pin 15 in the counterclockwise direction, wherein the fixing base 1 is provided with a fourth limiting portion 17, the actuating element 72 is provided with a fourth stopping portion 722, and the fourth stopping portion 722 is stopped by the fourth limiting portion 17, so as to prevent the actuating element 72 from continuing to rotate around the third pin 15 in the counterclockwise direction under the action of the third resetting element 82. When it is desired to lock the hood, the user applies a downward force to the hood, bringing the striker 9 downward and continuing downward beyond the hook portion 20 into the locking groove defined by the locking portion 711, and with continued application of force by the user, the locking ring 92 acts on the guiding ramp (similar to the guiding ramp 24 of the locking member 21) of the locking groove, causing the locking member 72 to rotate in the counterclockwise direction about the second pin 14 until the pawl 712 re-engages with the catch 721, after which the external force is removed and the locking member 72 pivots back to the locking position, trapping the locking ring 92 in the locking groove 10 of the mount 1.
Double locking can be achieved through the hood lock provided by the present disclosure. When the engine hood is opened, the engine hood needs to be pre-opened from the cab, and then the first operating piece 5 is manually operated outside the cab to realize complete opening, so that the engine hood can be effectively prevented from being accidentally opened, and misoperation is avoided.
In the embodiment shown in fig. 1 to 6, the return members are all springs. In other embodiments provided by the present disclosure, however, the reset element may be formed in other configurations.
On the basis of the technical scheme, the present disclosure further provides a hood locking structure, wherein the hood locking structure comprises a lock catch 9 fixed to the hood and a hood lock provided by the present disclosure, and the hood lock is arranged in the engine compartment and used for locking and releasing the lock catch 9, so as to lock and release the hood.
In addition, on the basis of the technical scheme, the vehicle further comprises the hood locking structure provided by the invention.
The preferred embodiments of the present disclosure are described in detail with reference to the accompanying drawings, however, the present disclosure is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solution of the present disclosure within the technical idea of the present disclosure, and these simple modifications all belong to the protection scope of the present disclosure.
It should be noted that the various features described in the above embodiments may be combined in any suitable manner without departing from the scope of the invention. In order to avoid unnecessary repetition, various possible combinations will not be separately described in this disclosure.
In addition, any combination of various embodiments of the present disclosure may be made, and the same should be considered as the disclosure of the present disclosure, as long as it does not depart from the spirit of the present disclosure.