CN219220076U - Automobile door lock children lock coupling mechanism - Google Patents

Abstract

The utility model relates to a child lock connection mechanism of an automobile door lock, which is characterized by comprising the following components: a housing having a mounting hole; a stem interface having a relatively large diameter crown for fitting to the outside of the housing, a relatively small diameter neck for passing through the mounting hole, and a hook structure for passing through the mounting hole and extending to the other side of the housing; the deflector rod is provided with a groove part which is used for being in clamping fit with the hook-shaped structure of the child rod interface, and is provided with a driving part which is used for driving the internal child safety mechanism. According to the automobile door lock child lock connecting mechanism, the same shell part can be adopted for the same platform door lock, and only a single interface part is developed for different child lock interfaces, so that the number of developed parts can be effectively reduced, and the consistency of the platform door lock is ensured.

Description

Automobile door lock children lock coupling mechanism

Technical Field

The utility model relates to a child lock connecting mechanism of an automobile door lock, and belongs to the technical field of automobile lock structures.

Background

In order to prevent the child from opening the inner handle by mistake in the automobile rear seat and causing personal injury caused by the mistaken opening of the automobile door, the automobile rear door lock is provided with a child safety lock function. According to the modeling and operation requirements of the automobile, the child rod interface of the child lock mechanism comprises various patterns, including a straight knob type and a poking knob type with various radiuses and various positions.

Currently, aiming at the requirements of different connector styles of the baby poles, different connector styles all need to be developed for different shell correspondence. However, for the same platform automobile door lock, each interface needs to develop a shell part, and the rest positions of the interfaces are the same except for the rod interfaces. On the one hand, the new development cost of the shell is high, on the other hand, the critical size of the shell is large, and the consistency of parts is difficult to ensure due to multiple shells.

To above problem and pain point, the commonality is guaranteed to same model platform car lock housing part, and only the baby's pole part carries out the adaptation development to different interfaces to reduce development cost, guarantee the uniformity of platform lock.

Disclosure of Invention

The utility model aims to solve the problems, and provides a child lock connecting mechanism of an automobile door lock, which can adopt the same shell part for the same platform door lock, reduce development cost and improve the consistency of the platform door lock.

In order to solve the problems, the utility model adopts the following technical scheme:

the utility model provides a car lock children lock coupling mechanism which characterized in that includes:

a housing having a mounting hole;

a stem interface having a relatively large diameter crown for fitting to the outside of the housing, a relatively small diameter neck for passing through the mounting hole, and a hook structure for passing through the mounting hole and extending to the other side of the housing;

the deflector rod is provided with a groove part which is used for being in clamping fit with the hook-shaped structure of the child rod interface, and is provided with a driving part which is used for driving the internal child safety mechanism.

The crown, the neck and the hook-shaped structure of the pediatric rod interface are integrally formed.

The outer side surface of the crown part is provided with a straight-line-shaped groove or an upright post, and the straight-line-shaped groove or the upright post is used for controlling the baby rod interface 2 to switch between a locking position and an unlocking position.

The neck is formed by protruding along the inner side end face of the crown, and the outer edge contour of the neck is matched with the shape of the mounting hole.

The hook-shaped structure at least comprises two parts, and is symmetrically formed at the tail end of the neck.

The driving part of the deflector rod is constructed into a column structure or a chute structure, and the column structure or the chute structure is used for linking other components so as to drive the internal child safety mechanism.

A positioning shaft is arranged between the two hook-shaped structures, a positioning hole is formed in the middle of the deflector rod, and the positioning hole is in fit connection with the positioning shaft.

The child lock connecting mechanism ensures the universality of the shell parts of the automobile door locks of the same platform, only the child rod parts are adapted and developed for different interfaces, and the child rod parts are connected with the universal shell through a special clamping mode, so that the requirements of different automobile child rod positions are ensured, the development cost is reduced, and the consistency of the platform door locks is ensured.

Drawings

Fig. 1: the connecting mechanism of the child lock mechanism of the automobile door lock is installed on the front side of the shell in a schematic view;

fig. 2: the connecting mechanism of the child lock mechanism of the automobile door lock is installed on the back of the shell in a schematic view;

fig. 3: a schematic diagram of a child lock mechanism connection mechanism of an automobile door lock according to the first embodiment;

fig. 4: the structure of the pediatric stick interface and the stick is schematically shown in the first embodiment;

fig. 5: the structure of the pediatric stick interface and the stick is schematically shown in the second embodiment;

fig. 6: the assembly structure of the pediatric stick interface and the stick is schematically shown in the first embodiment;

fig. 7: a schematic structural diagram of a pediatric stick interface according to the first embodiment;

fig. 8: the semi-sectional structure schematic diagram of the pediatric stick interface and the deflector stick after assembly in the first embodiment;

in the figure, 1, a shell, 1.1, a hole, 2, a baby rod interface, 2.1, a crown part, 2.2, a neck part, 2.3, a hook structure, 2.4, a positioning shaft, 2.5, a straight groove, 2.6, a stand column, 3, a deflector rod, 3.1, a groove part, 3.2, a positioning hole, 3.3 and a stand column structure.

Detailed Description

The present utility model will be described in detail below with reference to the accompanying drawings. So as to enable those skilled in the art to more clearly understand the structural composition and design principles of the present application. It should be understood that the following examples should not be construed as limiting the technical scheme of the present application.

Example 1

A child lock connection mechanism of an automobile door lock comprises a shell 1, a child rod interface 2 and a deflector rod 3; the shell 1 is provided with a hole 1.1, and the rod connector 2 penetrates through the hole 1.1 along one side of the shell 1 and is clamped and fixed with a deflector rod 3 positioned on the other side of the shell 1.

The rod interface 2 has a crown 2.1 with a relatively large diameter, the crown 2.1 is located at one side of the housing 1, the crown 2.1 of this embodiment is in a shape of an oblate button, a linear groove 2.5 is provided on the outer surface of the crown 2.1, and the linear groove 2.5 is used for controlling the rod interface 2 to switch between a locking position and an unlocking position. The stem connection 2 has a neck 2.2 of relatively small diameter, the neck 2.2 being adapted to be penetrated by the hole 1.1, the neck 2.2 being formed by protruding along the inner end face of the crown 2.1, the outer contour of which is adapted to the shape of the hole 1.1. The baby rod interface 2 comprises a pair of hook-shaped structures 2.3, wherein the hook-shaped structures 2.3 are symmetrically formed at the tail end of the neck part 2.2, and a positioning shaft 2.4 is arranged between the two hook-shaped structures 2.3. In this embodiment, the crown 2.1, the neck 2.2 and the hook 2.3 of the stem interface 2 are integrally formed.

The deflector rod 3 comprises a groove part 3.1, wherein the groove part 3.1 is in clamping fit with the hook-shaped structure 2.3 of the deflector rod interface 2 so as to limit the axial movement between the deflector rod interface 2 and the deflector rod 3, and therefore, the number and the shape of the groove part 3.1 are matched with the hook-shaped structure 2.3. The deflector rod 3 is also provided with a column structure 3.3, and the column structure 3.3 is used for being linked with other components so as to drive the internal child safety mechanism. The middle part of driving lever 3 is provided with locating hole 3.2, locating hole 3.2 is used for with the locating axle 2.4 adaptation grafting on the baby's pole interface 2.

Example two

The difference between this embodiment and the first embodiment is that the outer surface of the crown portion 2.1 of the pediatric stick interface 2 is provided with a protruding pillar 2.6, and the pediatric stick interface 2 is controlled to switch between the locking position and the unlocking position by the protruding pillar 2.6.

The part of the deflector rod 3 for driving the internal child safety mechanism is constructed into a chute structure, and the part with a column structure is connected with other parts in an adapting way through the chute structure.

The child lock connection mechanism of this embodiment is assembled as follows:

the baby rod interface 2 is inserted into the hole 1.1 of the shell 1 along the outer side of the shell 1, the neck 2.2 of the baby rod interface is attached to the inner periphery of the hole 1.1, the hook-shaped structure 2.3 penetrates to the other side of the shell 1, the deflector rod 3 is arranged from the other side of the shell 1, and the hook-shaped structure 2.3 of the baby rod interface 2 is inserted into the groove 3.1 of the deflector rod 3, so that the baby rod interface 2 is rapidly arranged on the shell 1.

According to the child lock connecting mechanism, aiming at different child lock interfaces, only single interface parts are developed, so that the number of developed parts can be effectively reduced, and the consistency of platform door locks is ensured.

Claims (7)

1. A child lock connection mechanism for an automotive door lock, comprising:

a housing having a mounting hole;

a stem interface having a relatively large diameter crown for fitting to the outside of the housing, a relatively small diameter neck for passing through the mounting hole, and a hook structure for passing through the mounting hole and extending to the other side of the housing;

the deflector rod is provided with a groove part which is used for being in clamping fit with the hook-shaped structure of the child rod interface, and is provided with a driving part which is used for driving the internal child safety mechanism.

2. A child lock connection for an automotive door lock according to claim 1,

the crown, the neck and the hook-shaped structure of the pediatric rod interface are integrally formed.

3. A child lock connection for an automotive door lock according to claim 2,

the outer side surface of the crown part is provided with a straight-line-shaped groove or an upright post, and the straight-line-shaped groove or the upright post is used for controlling the joint of the child rod to switch between a locking position and an unlocking position.

4. A child lock coupling mechanism for an automotive door lock according to claim 3,

the neck is formed by protruding along the inner side end face of the crown, and the outer edge contour of the neck is matched with the shape of the mounting hole.

5. A child lock connection for an automotive door lock according to claim 4,

the hook-shaped structure at least comprises two parts, and is symmetrically formed at the tail end of the neck.

6. A child lock connection for an automotive door lock according to claim 1,

the driving part of the deflector rod is constructed into a column structure or a chute structure.

7. A child lock attachment mechanism for an automotive door lock according to claim 5,

a positioning shaft is arranged between the two hook-shaped structures, a positioning hole is formed in the middle of the deflector rod, and the positioning hole is in fit connection with the positioning shaft.

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