CN210289448U - Reverse arrangement structure of a car door lock - Google Patents

Abstract

The utility model discloses a reverse arrangement structure of an automobile door lock, which aims to solve the problem that the distance between the door handle and the door lock is longer in order to avoid that the glass window cannot be installed on a table horizontal to the center of mass of the vehicle door because the door lock is arranged inside the vehicle door. If the force arm is too large, the force will be larger, which increases the load of the door and reduces the life of the door opening and closing. The utility model comprises: a door lock body, the door lock body is arranged on the vehicle body, the door lock body extends the lock tongue to fix the vehicle door; the vehicle door is movably connected to the vehicle body, and the vehicle door is provided with a handle for opening the vehicle door, and the handle controls the vehicle door. The opening and closing of the door lock body; the lock, the lock is fixedly connected to the door. The connection point of the door lock body and the latch is level with the center of mass of the door, the distance from the handle is short, and the force arm is small, so that in the locked state of the door, when the hinge position of the door and the body is used as the fulcrum, the load of the handle on the door is small, and the load of the handle to the door is small. This extends the life of the door opening and closing.

Description

Reverse arrangement structure of automobile door lock

Technical Field

The utility model relates to an automobile body part, more specifically say, it relates to an automobile door lock reverse arrangement structure.

Background

The door is a hollow structure formed by a door inner plate and a door outer plate, and a large number of functional components are integrally mounted in a cavity formed by the hollow structure. These functional components include a liftable glass window, a door lock for locking a door, and the like. The door lock stretches out the spring bolt and inserts the hasp that corresponds the automobile body in the door and realizes fixing.

At present, the center of mass of the door is always horizontal to the connecting position of the door and the vehicle body, the handle of the door is also always arranged on the approximately horizontal position, and then the optimal position of the door lock is also horizontal to the center of mass of the door. The hinge point of the vehicle door and the vehicle body is used as the fulcrum of the lever, when a person pulls the vehicle door handle, because the distance between the vehicle door handle and the vehicle door lock is short, the force between the vehicle door lock and the lock catch is also close to the force of the person pulling the vehicle door under the action of the lever. However, due to the consideration of avoiding of the accommodating cavity of the glass window, the position of the door lock of the vehicle door is often lower, so that the distance between the door handle and the door lock of the vehicle door is longer, the force arm is overlarge, the stress is larger, the load of the vehicle door is increased, and the service life of opening and closing the vehicle door is shortened; the door lock is designed for being attached to the automobile door at the position, a large included angle is formed between the door lock and the automobile door, so that the transmission efficiency of the door lock accessory is low, and the automobile door is easy to open. In addition, in order to avoid the door lock, the bottom dead center position of the window must also be set higher to avoid the door lock, but this brings about a new problem: the water section of the car door is too high, and the elbow of a person is difficult to support on the frame, so that the car door is not in accordance with the ergonomics.

Chinese patent publication No. CN207892395U, entitled an automobile door locking device, discloses an automobile door locking device, which includes: the lock body is arranged on the vehicle door and comprises a square shell, a lock groove is formed in the edge of the shell, and a lock tongue is arranged in the lock groove; the buckle is arranged on the vehicle body, and a buckle ring is arranged on the buckle and is made of magnetic metal; the limiting piece is arranged on the lock body and comprises a first limiting plate, a second limiting plate and a spring, and the first limiting plate and the second limiting plate are rectangular plates; the first limiting plate is tightly attached and fixedly installed on one side of the lock groove on the shell, the second limiting plate is tightly attached to the other side of the lock groove on the surface of the shell and is arranged opposite to the first limiting plate, the spring is connected to the second limiting plate, and the other end of the spring, far away from the second limiting plate, is fixed on the shell; the spring stretches and retracts to drive the second limiting plate to slide on the shell. Because the lock sets up inside the door, can not install in order to dodge the glass window and enclose the table with door barycenter level for the distance of door handle and door lock is longer, and the arm of force is too big, and the atress can be bigger, has increased the load of door from this, has reduced the life-span that the door was opened and close.

Disclosure of Invention

The utility model overcomes present automobile door lock structure bring with the conflict of glass window bring the door open and close the short not enough of life-span, provide an automobile door lock reverse arrangement structure, it can reduce the length of the arm of force, and then reduce the size of door atress, prolong the door from this and open and close the life-span.

In order to solve the technical problem, the utility model discloses a following technical scheme:

an automobile door lock reverse arrangement structure, characterized by comprising: the door lock body is arranged on the vehicle body and extends out of the lock tongue to fix the vehicle door; the door is movably connected to the vehicle body, a handle for opening the door is arranged on the door, and the handle controls the opening and closing of the door lock body; the lock catch is fixedly connected to the vehicle door; the handle is connected with the unblock dish, and the unblock dish rotates the drive lock body unblock.

The door lock of the car door is an electronic lock. When the door handle is pulled, the corresponding electronic signal is sent out, and the control computer of the automobile receives the signal and then sends out a signal to a door lock arranged in the automobile body column. The automobile door lock performs corresponding operation to retract the bolt. The arrangement of the vehicle door lock in the B-pillar or C-pillar has the advantage that, in comparison with an arrangement in which the vehicle door lock is arranged in the interior of the vehicle door, the catch is arranged on the vehicle body: the lock no longer sets up the inside cavity at the door, and the glass window no longer need be in order to dodge the lock, and the lower that the lower dead center position of glass window also must set up, and then, under the prerequisite of door frame highly inconvenient, the glass window can be done bigger, and the window frame position of door can set up lower, and placing that people's elbow can be very light is in the window frame position, more accords with human engineering. The unlocking disc on the handle drives the door lock body to unlock through the drawing wire, and the condition that the door lock body is controlled to be unlocked and unlocked in an electrical mode is avoided.

Preferably, the doorpost on the vehicle body comprises a front side outer plate, an internal reinforcing plate and a rear side outer plate, the door lock body is fixedly arranged in a doorpost cavity formed by the front side outer plate, the internal reinforcing plate and the rear side outer plate, an extending opening for extending the lock catch is formed in the front side outer plate, and the extending opening extends from the side surface of the front side outer plate to form a lock catch through hole. The door post comprises a B post and a C post which respectively correspond to the front door and the rear door of the automobile. The door lock body is fixed in the doorpost cavity. The spring bolt of lock body stretches out in the stretching out mouth of preceding side wall planking. The lock catch is in a U-shaped annular shape and is arranged on a horizontal plane. The lock catch rotates with the vehicle door and enters the extending opening through the lock catch through the through hole. The spring bolt of lock body is perpendicular to the plane that the hasp is located, and the spring bolt descends from the annular middle part of hasp, forms the locking action.

Preferably, the handle and the door lock body are respectively and electrically connected with the vehicle body control module. After the passenger has performed the identification to the vehicle central processing computer, the passenger pulls the handle, and the handle sends a signal to the computer central processing computer. The control computer of the automobile receives the signal and then sends a signal to a door lock of a door arranged in the body pillar. The automobile door lock performs corresponding operation to retract the bolt. The door lock body is an electronic lock, so that the door lock body and the handle can be separated from each other without connecting the door lock body and the handle together by a drawn wire.

Preferably, the handle is provided with a button for opening, and the button for opening is electrically connected with the vehicle body control module. When the unlocking button is pressed and the central computer of the automobile receives the signal of the key, the unlocking is automatically carried out. Therefore, the unlocking and the door opening are divided into two steps, the unlocking speed of the door lock is slow in time, and people can not feel the unlocking speed. The situation that people pull the handle faster and the door lock body cannot be unlocked in time is avoided.

Preferably, the unlocking part is arranged on the vehicle door, the drawn wire is connected between the unlocking part and the door lock body, and the unlocking part controls the opening and closing of the door lock body through the drawn wire. The unlocking part and the automobile door lock are connected through the wire drawing and are connected mechanically, the mechanical connection is adopted, the automobile door cannot be opened through an electronic mode due to the fact that the battery is not opened for a long time and power is lost, and a person can still rotate the door lock through the wire drawing in the key inserting unlocking part to unlock the automobile. The embarrassment that the automobile cannot be unlocked when the whole automobile is power off or in fault is avoided.

Preferably, the drawn wire comprises a vehicle body section and a vehicle door section, the vehicle body section is installed and laid on a vehicle body of the vehicle body, the drawn wire section is laid and installed in the vehicle door, and the drawn wire enters the vehicle door through the hinged position of the vehicle door and the vehicle body. The wire drawing enters the car door through the car door and the hinged end of the car body, and the car body section is laid in the car body.

Preferably, the door lock body is located flush with the center of mass of the door. The door lock body can be arranged on a horizontal line which is approximately the same as the mass center of the door handle and the door of the automobile, so that the distance from the door handle to the door lock is shortened, and the force arm is reduced. Then under the prerequisite of lock locking, the door handle is pulled, and at this moment, the door will be pulled, and the power that door and lock hookup location received can be littleer, has increased the life-span that the car door was opened and close from this.

Preferably, a lock catch mounting plate is fixedly connected to one side face, away from the hinged connection position of the vehicle door and the vehicle body, of the vehicle door, and the lock catch is fixedly connected to the lock catch mounting plate through a fastener. The hasp is installed on the door side through the hasp mounting panel, better improvement the intensity of hasp, reduced the possibility that violence opened the door.

Preferably, the latch mounting plate is integrally formed with the latch. The lock catch mounting plate is in a diamond shape, and the upper end and the lower end of the lock catch mounting plate are provided with countersunk holes for passing through fasteners for fixing the fasteners. The lock catch mounting plate and the lock catch are integrally formed, so that better strength is achieved, and damage to the lock catch is avoided.

Preferably, the vehicle body and the vehicle door inner plate are provided with wire grooves for positioning the wires. The drawn wire slides in the wire groove, cannot interfere with other parts in the automobile body and the automobile door, and has low failure possibility.

Compared with the prior art, the beneficial effects of the utility model are that: (1) the connecting point of the door lock body and the lock catch is horizontal to the mass center of the vehicle door, the distance between the connecting point and the handle is short, and the force arm is small, so that the load of the handle on the vehicle door is small when the hinged position of the vehicle door and the vehicle body is taken as a fulcrum in a door locking state, and the service life of opening and closing the vehicle door is prolonged; (2) the lower bottom dead center of the glass window can be lower, so that a space is provided for descending the window frame of the vehicle door, and the elbow of a person can be placed on the window frame more comfortably; (3) the door lock no longer occupies the interior space of the door, and the door can be provided with more reinforcements to improve safety.

Drawings

Fig. 1 is an assembly schematic of embodiment 1 of the present invention;

fig. 2 is a schematic view of the connection between the door lock body and the lock catch of the present invention;

fig. 3 is an enlarged view of an unlocking portion in embodiment 2 of the present invention;

in the figure: the door lock comprises a door lock body 1, a door 2, a lock catch 3, a front side wall outer plate 4, an extending opening 5, a lock catch through hole 6, a lock catch mounting plate 7, a wire groove 8, an unlocking disc 9, a B column 10, a positioning seat 11, a door column 12, a lock catch reinforcing plate 13, a welding wing 14, a door lock reinforcing plate 15 and an unlocking part 16.

Detailed Description

The technical solution of the present invention is further described in detail by the following specific embodiments in combination with the accompanying drawings:

example 1:

as shown in fig. 1, the door lock body 1 is an electronic lock, the door lock body 1 is disposed in a door post 12 of an automobile, and the door 2 post of the automobile is disposed at a horizontal position with respect to a center of mass of the door 2. The door lock body 1 is electrically connected to a handle of the vehicle door 2 through the vehicle body control module. The door post 12 of the automobile includes a B-post 10 and a C-post, and when the automobile is a double door automobile, only the B-post 10 is required. The door post 12 of the automobile comprises a front side wall outer plate 4, an internal reinforcing plate and a rear side wall outer plate, wherein the internal reinforcing plate is arranged for improving the strength of the door post 12. The front side outer plate 4 and the rear side outer plate form a cavity of the doorpost 12, and the upper end and the lower end of the cavity of the doorpost 12 of the door lock body 1 respectively protrude to form positioning seats 11 of the door lock body 1. The door lock body 1 is arranged between the front side wall outer plate 4 and the internal reinforcing plate and fixed on the door lock reinforcing plate 15, and the fixing mode comprises but is not limited to a fastener, a welding door lock reinforcing plate 15 and is fixedly installed on the front side wall outer plate 4 through the fastener. The front side wall outer plate 4 is provided with a corresponding extending inlet 5 at the position corresponding to the door lock body 1, the extending inlet 5 is a long and narrow opening, and the opening of the extending inlet 5 from one end of the axis of the vehicle body to the other end is gradually enlarged. The entrance 5 extends from the side of the quarter outer panel 4 (the side of the vehicle) to form a striker passage hole 6. The striker passing hole 6 is used to allow the striker 3 to pass through the door post 12 without interfering therewith when the door 2 is rotated.

When the automobile is not turned on for a long time and loses power, the central computer of the automobile may stop working. The door lock body 1 and the vehicle door 2 must have a backup means. An unlocking part 16 is arranged on the vehicle door 2, the unlocking part 16 comprises a hidden lock hole, an unlocking disc 9 is connected to the lock hole, and the unlocking disc 9 is connected with the door lock body 1 in a wire drawing mode. The wire drawing is respectively at the rotating part of unblock dish 9 and lock body 1 of wraparound, drives when the key and unlocks dish 9 and rotates, and the wire drawing rotates in step, drives the rotating part rotation of lock body 1 for lock body 1 unblock. The inner plates of the vehicle body and the vehicle door 2 are provided with wire grooves 8 for wire drawing and routing, and the wire drawing is arranged in the wire grooves 8. The drawn wires are laid in wire grooves connected with the door lock body 1, and the wire grooves sequentially extend from a B column, a door frame and an A column to the hinged connection positions of a vehicle door, the vehicle door and a vehicle body and then extend to wire grooves arranged in the vehicle door to an unlocking disc. The wire drawing is also annular, except for wrapping the unlocking disk 9 and two ends of the door lock body 1, and the middle part is sleeved in the wire sleeve. The drawn wire is in a tense state. The wire enters the door 2 from the hinge point of the door 2 and the body.

As shown in fig. 2, the latch 3 and the latch mounting plate 7 are integrally formed, the latch mounting plate 7 is a diamond shape, the upper end and the lower end of the latch mounting plate are provided with countersunk screws fixed on the vehicle door 2, and the middle two corners of the latch mounting plate are connected with the two ends of the U-shaped latch 3 to form a closed ring shape. The latch mounting plate 7 is connected with a corresponding latch reinforcing plate 13 on the inner side of the vehicle door 2 through a fastener, two ends of the latch mounting plate 7 are provided with raised welding wings 14, and the welding wings 14 are fixedly welded on the vehicle door 2.

Example 2:

the present embodiment is the same as embodiment 1 except for the position of the unlocking portion 16.

In order to further reduce the length of the wire groove, as shown in fig. 3, the unlocking part 16 may be disposed on the doorpost 12 where the door lock body 1 is located, so that the wire drawing path is shorter and the wiring is more convenient.

The connecting point of the door lock body 1 and the lock catch 3 is horizontal to the mass center of the vehicle door 2, the distance between the connecting point and the handle is short, and the force arm is small, so that when the vehicle door 2 is in a door locking state and the hinged position of the vehicle door 2 and a vehicle body is taken as a fulcrum, the load of the handle on the vehicle door 2 is small, and the service life of opening and closing the vehicle door 2 is prolonged; the lower bottom dead center of the glass window can be lower, so that a space is provided for descending the window frame of the vehicle door 2, and the elbow of a person can be placed on the window frame more comfortably; the lock no longer occupies 2 inner spaces of door, and door 2 can set up more reinforcements and improve the security, and door 2 also can be made thinner under the prerequisite that does not reduce the intensity simultaneously.

The above-described embodiments are merely preferred embodiments of the present invention, which are not intended to be limiting in any way, and other variations and modifications are possible without departing from the scope of the invention as set forth in the following claims.

Claims (9)

1. An automobile door lock reverse arrangement structure is characterized in that, comprising: The door lock body, the door lock is an electronic lock, the door lock body is arranged on the body, and the door lock body extends the lock tongue to fix the door; the door, the door is movably connected to the body, and the door is provided with a handle for opening the door, The handle controls the opening and closing of the door lock body; the lock buckle is fixedly connected to the door; the handle is connected with an unlocking plate, and the unlocking plate rotates to drive the door lock body to unlock. 2 . The reverse arrangement structure of an automobile door lock according to claim 1 , wherein the handle and the door lock body are respectively electrically connected to the body control module. 3 . 3 . The reverse arrangement structure of an automobile door lock according to claim 2 , wherein an opening button is provided on the handle, and the opening button is electrically connected to the body control module. 4 . 4. The reverse arrangement structure of an automobile door lock according to claim 1, wherein the door is provided with an unlocking part, a wire is also connected between the unlocking part and the door lock body, and the unlocking part controls the door lock through the wire drawing The opening and closing of the body. 5 . The reverse arrangement structure of an automobile door lock according to claim 4 , wherein the wire drawing comprises a body section and a door section, the body section is installed and laid on the body of the vehicle body, the wire drawing section is laid and installed in the door, and the wire drawing section is installed in the door. 6 . Access the door via the door and body hinges. 6 . The reverse arrangement structure of an automobile door lock according to claim 1 , wherein the door lock body is flush with the center of mass of the door. 7 . 7 . The reverse arrangement structure of an automobile door lock according to claim 1 , wherein a lock buckle mounting plate is fixedly connected on one side of the vehicle door away from the hinged connection position between the vehicle door and the body, and the lock buckle is fixedly connected by fasteners. 8 . on the latch mounting plate. 8 . The reverse arrangement structure of an automobile door lock according to claim 7 , wherein the lock catch mounting plate and the lock catch are integrally formed. 9 . 9 . The reverse arrangement structure of an automobile door lock according to any one of claims 1 to 8 , wherein the body and the inner panel of the door are provided with wire grooves for positioning the wires. 10 .

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