CN113616004A

CN113616004A - Drawer structure for automobile

Info

Publication number: CN113616004A
Application number: CN202111049812.1A
Authority: CN
Inventors: 程林
Original assignee: Zhejiang Geely Holding Group Co Ltd; Geely Automobile Research Institute Ningbo Co Ltd
Current assignee: Zhejiang Geely Holding Group Co Ltd; Geely Automobile Research Institute Ningbo Co Ltd
Priority date: 2021-09-08
Filing date: 2021-09-08
Publication date: 2021-11-09

Abstract

The invention relates to a drawer structure for an automobile, which comprises a drawer body, a first guide rail, a second guide rail and a bearing guide rail, wherein the first guide rail and the second guide rail are arranged on the side of the drawer body; the bearing guide rail is arranged at the side of the drawer cavity in the vehicle body, so that two guide rail matching groups are formed; the limiting units can be arranged at corresponding positions on the two matched guide rails and comprise elastic protruding limiting units, elastic protruding limiting units and grooves, so that a first limiting matching structure, a second limiting matching structure and a third limiting matching structure are formed respectively, and the drawer body can realize multi-section damping type drawing stroke in the pulling process. Compared with the prior art, the drawer structure of the automobile disclosed by the invention integrates a guide rail structure, an additional lock structure is not needed, the space and the cost are saved, the drawer structure can be used for the auxiliary instrument panel drawer guide rail and the limiting structure, and the integration of the drawer guide rail and the limiting function is realized.

Description

Drawer structure for automobile

Technical Field

The invention relates to the field of automobile manufacturing, in particular to a drawer structure for an automobile.

Background

Drawer guide rail in current car includes fixed guide and sliding guide, is provided with the guide way on the fixed guide and sets up the terminal pulley of guide way, and sliding guide installs in the drawer bottom, sliding guide last be provided with fixed guide on guide with pulley assorted pulley and slip guide piece, the sliding guide suit is in fixed guide, and can remove along the direction that fixed guide confirmed.

The drawer width space of the auxiliary instrument board is required in the design, the width of the auxiliary instrument board in the vehicle body is limited, other side vertical face working guide rails are used, the structure space can be occupied by squeezing, the structure can be weakened in different degrees, the performance of the whole auxiliary instrument board is reduced, the space enhanced in the structure is basically not available, the rigidity characteristic of the auxiliary instrument board can be possibly improved only by additionally using other materials with higher cost, and in the process of using other guide rail forms, a locking and anti-skidding limiting structure is required to be additionally arranged, the structure of the guide rail is complex, the guide rail structure occupies a large amount of side space of the drawer, the requirement on the mold in the production process is high, the production efficiency is low, meanwhile, the drawer is extremely easy to directly pull out in the pulling process and is difficult to control, and extremely easy to freely slide in a free state, and much inconvenience is brought to users.

Disclosure of Invention

The technical scheme is that continuous damping and staged limiting are formed on the guide rail, so that staged concave-convex limiting matching is formed, and a multi-stage damping type drawing stroke of the drawer body is realized in the drawing process.

The purpose of the invention can be realized by the following technical scheme:

the utility model provides a drawer structure for car is protected to the purpose of this application, includes drawer body, first guide rail, second guide rail, bears the weight of the guide rail, wherein specifically:

the first guide rail and the second guide rail are arranged on the side of the drawer body;

the bearing guide rail is arranged on the side of the drawer cavity in the vehicle body and comprises a third guide rail and a fourth guide rail which are respectively matched with the first guide rail and the second guide rail, so that two guide rail matching groups are formed;

the limiting units can be arranged at corresponding positions on the two matched guide rails and comprise elastic bulge limiting units, elastic bulge limiting units and grooves, a first limiting matching structure, a second limiting matching structure and a third limiting matching structure are respectively formed by the elastic bulge limiting units, the rigid bulge limiting units, the elastic bulge limiting units, the grooves and the rigid bulge limiting units, and a first limiting matching structure and one of the second limiting matching structure or the third limiting matching structure are arranged in the two guide rail matching groups to form staged concave-convex limiting matching, so that the drawer body can realize multistage damping type drawing stroke in the drawing process.

Furthermore, the first guide rail and the second guide rail are of a slat type structure fixed on the side of the drawer body.

Further, first guide rail and second guide rail, third guide rail and fourth guide rail are parallel guide rail, third guide rail and fourth guide rail can construct respectively with first guide rail and second guide rail cooperation, realize the sliding pull cooperation of contact.

Furthermore, the limiting units are uniformly arranged on the specific guide rail along the length direction.

Further, the elastic protrusion unit includes an elastic tab, two legs of which are fixed to the drawer body or a side of the carrying rail such that a head of the elastic tab penetrates a specific rail.

Furthermore, the elastic protruding unit further comprises two limiting blocks arranged on one side of the drawer body or the bearing guide rail, and the two support legs of the elastic protruding piece abut against the limiting blocks.

Furthermore, a limiting groove is formed in the limiting block, and the two support legs of the elastic lug are abutted to the limiting groove.

Furthermore, a square hole matched with the elastic lug is formed in the specific guide rail, and the head of the elastic lug penetrates through the square hole and can be pressed against the matched guide rail.

Furthermore, the rigid convex limiting unit in the first limiting and matching structure is a convex structure with a plane head;

the rigid protrusion units in the second limit matching structure and the third limit matching structure are protrusion structures with cambered surfaces at the heads;

furthermore, a reinforcing plate is arranged at the position corresponding to the rigid raised limiting unit on the specific guide rail.

Compared with the prior art, the invention has the following technical advantages:

1) this technical scheme is spacing through last continuation damping and stage nature of guide rail to this constitutes hierarchical unsmooth spacing cooperation, makes the drawer body realize multistage damping formula pull stroke at the in-process of pulling.

2) The drawer guide rail structure is integrated without manufacturing or using an additional guide rail structure, so that the space and the cost are saved, the drawer guide rail structure can be used for an auxiliary instrument panel drawer guide rail and a limiting structure, and the integration of the drawer guide rail and the limiting function is realized.

3) The drawer has a limiting function, is layered when opened and is not easy to fall off, wherein a small amount of pre-interference is initially arranged on the upper end surface of the elastic convex sheet and the lower surface of the opponent guide rail, so that the upper guide rail of the drawer and the opponent guide rail are firmly pressed when the drawer is closed, and abnormal sound caused by the jumping of the drawer due to insufficient constraint of the drawer in the running process of a vehicle is avoided; the elastic lug compresses the guide rail surface, except that partial pre-interference exists at the corresponding part of the boss, the separation area keeps a zero-sticking or small-interference state, and the problem of difficult dragging caused by extra compression of the elastic lug in the dragging process of the drawer is avoided.

4) The technical scheme has the advantages of simple structure, no need of an additional lock structure, easy realization, low manufacturing cost and relatively light weight.

5) This technical scheme makes car drawer inner space more have the advantage, and article and the kind that can place are more.

Drawings

FIG. 1 is a perspective view showing a drawer structure for an automobile according to embodiment 1;

FIG. 2 is a schematic plan view showing the construction of a drawer for an automobile in accordance with embodiment 1;

FIG. 3 is a schematic structural view of a carrier rail for an automobile in embodiment 1;

FIG. 4 is a schematic structural view of a carrier rail for an automobile in embodiment 3;

fig. 5 is a perspective view of the drawer structure for an automobile in embodiment 3.

In the figure: 1. drawer body, 2, first guide rail, 3, second guide rail, 4, elasticity lug, 5, stopper, 6, reinforcing plate, 7, rigid protruding unit, 8, recess.

Detailed Description

According to the technical scheme, the sliding and limiting structures are realized by the inner structure of the guide rail, the first aspect is that the transverse space occupation can be reduced, the inner space of the drawer is larger, the drawer can be suitable for more application scenes, and meanwhile, the better arrangement and enhancement characteristics of the framework structure are facilitated, so that the modal and rigidity characteristics of the structure are improved. In the second aspect, after the structure is integrated and simplified, the structure complexity can be reduced, and the structure weight and the development cost can be reduced. In the third aspect, due to the integration of the limiting pre-compression structure, the whole bearing of the upper guide rail is realized in a static state, and meanwhile, the lower elastic lug is tensioned to enable the upper guide rail of the drawer to be compressed on the framework guide rail, so that the drawer is prevented from freely moving in a closed state.

The invention is described in detail below with reference to the figures and specific embodiments.

Example 1

The object of the present application is to protect a drawer structure for a motor vehicle, comprising a drawer body 1, a first rail 2 and a second rail 3, a carrying rail, see fig. 1, 2 and 3.

The side of drawer body 1 is located to first guide rail 2 and second guide rail 3, all be equipped with protruding spacing unit on first guide rail 2 and the second guide rail 3, protruding spacing unit on first guide rail 2 is the protruding spacing unit of elasticity, is the protruding spacing unit of rigidity on the second guide rail 3.

The bearing guide rails are arranged on two sides of a drawer cavity in the vehicle body and comprise a third guide rail and a fourth guide rail, the third guide rail is provided with a rigid convex limiting unit matched with the first guide rail 2, the head of the rigid convex limiting unit is a plane, and the cross section of the rigid convex limiting unit can be of a round angle trapezoidal structure. All be equipped with on the fourth guide rail with protruding spacing unit matched's recess 8 on the second guide rail 3 to this constitutes hierarchical unsmooth spacing cooperation, makes drawer body 1 realize multistage damping formula pull stroke at the in-process of pulling.

The first guide rail 2 and the second guide rail 3 are of a slat type structure fixed to the side of the drawer body 1. First guide rail 2 and second guide rail 3, third guide rail and fourth guide rail are parallel guide rail, third guide rail and fourth guide rail can construct respectively with first guide rail 2 and the cooperation of second guide rail 3, realize the sliding pull cooperation of contact.

Protruding spacing unit evenly locates on first guide rail 2 and the second guide rail 3 along length direction. The elastic projection unit comprises an elastic tab 4, the two legs of the elastic tab 4 being fixed to the drawer body 1, and the head of the elastic tab 4 extending through the first rail 2 and/or the second rail 3. The elastic protruding unit further comprises two limiting blocks 5 arranged on the drawer body 1, and the two support legs of the elastic protruding piece 4 abut against the limiting blocks 5. The limiting block 5 is provided with a limiting groove, the two support legs of the elastic lug 4 are abutted to the limiting groove, square holes are formed in the first guide rail 2 and/or the second guide rail 3, the head of the elastic lug 4 penetrates through the square holes and can be abutted to the third guide rail or the fourth guide rail, namely the head of the elastic lug 4 can extend out of the square holes, and the specific part between the head of the elastic lug 4 and the support legs is abutted to the hole wall of the square holes, so that the limitation of the elastic lug 4 is realized by the abutting of the two support legs. A small amount of interference is reserved between the lower part of the square hole and the normal working position of the elastic lug, so that the elastic lug can be kept not to fall off or slide when the working position is not subjected to external load. A small amount of pre-interference quantity is initially arranged on the upper end face of the elastic convex sheet and the lower surface of the opponent guide rail (namely the corresponding third guide rail and fourth guide rail), so that the upper guide rail of the drawer is firmly pressed against the opponent guide rail in the closing state of the drawer, and the phenomenon that the drawer jumps to generate abnormal sound due to insufficient constraint of the drawer in the running process of a vehicle is avoided. The elastic lug compresses the guide rail surface, except that partial area pre-interference exists at the corresponding part of the boss, the separation area keeps a zero-sticking or small-interference state, and the problem of difficult dragging caused by extra compression of the elastic lug in the dragging process of the drawer is avoided.

During specific implementation, a plurality of elastic protrusion limiting units are arranged on the first guide rail 2, a plurality of rigid protrusion units 7 are arranged on the second guide rail 3, and the heads of the rigid protrusion units 7 are of protrusion structures with cambered surfaces. The cooperation of first guide rail 2 and third guide rail realizes lasting ground elasticity and supports pressure formula damping promptly, and unsmooth cooperation between each guide rail realizes the spacing cooperation of unsmooth stage simultaneously. The arc convex table surface slides on the opponent guide rail surface in the sliding process, the sliding motion is realized by a smaller contact surface, and the phenomenon that the large surface is unsmooth or generates other friction sounds when sliding is avoided.

In specific implementation, the rigid protrusion units 7 are correspondingly provided with the reinforcing plates 6, so that the mechanical properties of the two guide rails are enhanced.

When the material is selected specifically, the elastic lug 4 can be made of high-quality elastic metal material.

In specific implementation, a guide rail structure is designed on the side of the drawer, a circular arc rigid protruding unit with a semicircular small boss at the head is made at the lower part of the first guide rail, a hole is formed in the second guide rail, a circular arc metal elastic protruding piece is placed as a pre-compression force generating structure, when the small boss is static, the circular arc sinking platform structure matched with the bearing guide rail is combined with the pre-compression elastic protruding piece to play a limiting role, the drawer is firmly fixed on the bearing guide rail surface, when the drawer is opened and closed, the circular arc boss serves as a sliding supporting surface to reduce friction force and achieve the purpose of smooth opening, and when the small boss passes through the front end circular arc sinking platform, a certain blocking force is formed, so that the drawer opening degree of the drawer is reminded for a user, and on the other hand, the drawer is prevented from being directly pulled out of the auxiliary instrument panel unconsciously by the user.

Example 2

This embodiment adopts first spacing cooperation structure, the spacing cooperation structure of second and, be different from embodiment 1, all evenly is equipped with a plurality of elastic bulge spacing units on first guide rail 2 and the second guide rail 3 among this technical scheme. Therefore, continuous damping is realized through the elastic convex limiting unit, and a staged damping matching structure is formed by the elastic convex limiting unit, the flat-head rigid convex limiting unit on the third guide rail and the groove 8 on the fourth guide rail.

Example 3

In the present embodiment, a first limit matching structure and a third limit matching structure are adopted, which is different from embodiment 1, the arrangement positions of the elastic protruding limit unit and the rigid protruding limit unit in embodiment 1 are adjusted from the first guide rail 2 and the second guide rail 3 to the third guide rail and the fourth guide rail, and meanwhile, the corresponding matching structures are arranged on the first guide rail 2 and the second guide rail 3, so as to form a new limit matching structure, see fig. 4 and 5.

The embodiments described above are described to facilitate an understanding and use of the invention by those skilled in the art. It will be readily apparent to those skilled in the art that various modifications to these embodiments may be made, and the generic principles described herein may be applied to other embodiments without the use of the inventive faculty. Therefore, the present invention is not limited to the above embodiments, and those skilled in the art should make improvements and modifications within the scope of the present invention based on the disclosure of the present invention.

Claims

1. A drawer structure for an automobile, comprising:

a drawer body (1);

the first guide rail (2) and the second guide rail (3) are arranged on the side of the drawer body (1);

the bearing guide rail is arranged on the side of the drawer cavity in the vehicle body and comprises a third guide rail and a fourth guide rail which are respectively matched with the first guide rail (2) and the second guide rail (3) so as to form two guide rail matching groups;

the limiting units can be arranged at corresponding positions on two matched guide rails and comprise elastic bulge limiting units, elastic bulge limiting units and grooves, a first limiting matching structure, a second limiting matching structure and a third limiting matching structure are respectively formed by the elastic bulge limiting units, the rigid bulge limiting units, the elastic bulge limiting units, the grooves and the rigid bulge limiting units, a first limiting matching structure is arranged in each of the two guide rail matching groups, and one of the second limiting matching structure or the third limiting matching structure is arranged to form staged concave-convex limiting matching so that the drawer body (1) can realize multistage damping type drawing stroke in the drawing process.

2. The drawer structure for vehicles according to claim 1, wherein the first rail (2) and the second rail (3) are of a slat type structure fixed to the side of the drawer body (1).

3. A drawer construction for motor vehicles according to claim 1, characterised in that the first (2) and second (3) and third and fourth rails are parallel rails, which can be configured to cooperate with the first (2) and second (3) rails, respectively, in a contact sliding pull-out fit.

4. The drawer structure for the automobile as claimed in claim 1, wherein the position limiting units are uniformly arranged on the specific guide rail along the length direction.

5. The drawer structure for cars of claim 2, characterized by the fact that the elastic protruding unit comprises an elastic tab (4), the two legs of the elastic tab (4) being fixed to the drawer body (1) or to the side of the carrying rail, and the head of the elastic tab (4) passing through the specific rail.

6. The drawer structure for the automobile according to claim 4, wherein the elastic protruding unit further comprises two limit blocks (5) disposed on one side of the drawer body (1) or the carrying rail, and two legs of the elastic protruding piece (4) abut against the limit blocks (5).

7. The drawer structure for the automobile according to claim 6, wherein the limiting block (5) is provided with a limiting groove, and two legs of the elastic lug (4) abut against the limiting groove.

8. A drawer structure for cars according to claim 5, characterized by the fact that the specific guides are provided with square holes matching the elastic tabs (4), the head of said elastic tabs (4) passing through said square holes and being able to press against the mating guides.

9. The drawer structure for the automobile as claimed in claim 8, wherein the rigid protruding limiting unit in the first limiting engagement structure is a protruding structure with a planar head;

the elastic lug (4) is made of elastic metal material.

10. The drawer structure for vehicles according to claim 1, wherein a reinforcing plate (6) is provided at a position corresponding to the rigid protrusion limiting unit on the specific guide rail.