CN214835588U - Door hinge, door assembly and car - Google Patents

Abstract

The utility model discloses a door hinge, door assembly and car relates to the automotive technology field, and this door hinge includes mutual articulated automobile body connecting piece and door connecting piece, automobile body connecting piece forms through forging, automobile body connecting piece including being connected to the mount pad of automobile body, and by the supporting seat that the mount pad extends, door connecting piece passes through the punching press and forms, door connecting piece including articulate in the articulated seat of supporting seat, and by the connecting seat that just is used for connecting the door is extended to the at least one end of articulated seat, and the supporting seat with articulated seat is the slope form and connects, and the incline direction is towards carriage one side. The utility model discloses a door hinge can be as far as lightweight under the condition that satisfies rigidity, and the door of using this door hinge can close the door with the help of the dead weight inertia of door to promote consumer's use experience nature.

Description

Door hinge, door assembly and car

Technical Field

The utility model relates to the field of automotive technology, concretely relates to door hinge, door assembly and car.

Background

Along with the development of automobile technology, passengers have higher requirements on automobile comfort level and automobile door closing comfort level, the automobile door hinge is used as a key part of an automobile door system and plays a key role in opening and closing comfort level of an automobile door, the design of the automobile door hinge is to ensure the rigidity of the hinge to avoid the automobile door from sinking, play a role in safety switching and facilitating passengers to get on and off the automobile, the automobile door opening and closing comfort level is considered to avoid the automobile door to be heavy, and meanwhile, the light weight of the whole automobile is also considered.

In the existing door hinge in the automobile market, a body connecting piece and a door connecting piece which are formed by a single stamping or forging process are generally adopted and connected through a shaft pin to play a role in opening and closing the door; considering the problems of large and heavy vehicle door, long vehicle body wheelbase and the like, the vehicle door hinge which is suitable in cost, can ensure rigidity, is light in weight and can improve the opening and closing comfort of the vehicle door is urgently needed in the market.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model aims at providing a door hinge aims at solving among the prior art automobile body connecting piece and door connecting piece and adopts the punching press or forge simultaneously and make, adopts the punching press technology can't satisfy rigidity, adopts the forging technology can't satisfy lightweight technical problem.

In order to achieve the above purpose, the present invention is realized by the following technical solution: the utility model provides a door hinge, includes mutual articulated automobile body connecting piece and door connecting piece, the automobile body connecting piece is through forging the formation, the automobile body connecting piece is including the mount pad that is connected to the automobile body, and by the supporting seat that the mount pad extends, the door connecting piece passes through the punching press and forms, the door connecting piece including articulate in the articulated seat of supporting seat, and by the connecting seat that just is used for connecting the door is extended to at least one end of articulated seat, and the supporting seat with articulated seat is the slope form and connects, and the incline direction is towards carriage one side.

Compared with the prior art, the beneficial effects of the utility model reside in that: in the vehicle door hinge shown in the utility model, the vehicle body connecting piece is forged, so that the rigidity of the vehicle body connecting piece can be effectively ensured; the car door connecting piece is made by stamping, and can be lightened as soon as possible under the condition of ensuring the rigidity, so that the overall weight of the car door hinge is reduced; and be the slope form between the articulated seat of supporting seat and the door connecting piece of automobile body connecting piece and be connected, the incline direction is towards car carriage one side, and the consumer alright closes the door with the help of the dead weight inertia of door like this, can effectively promote consumer's use experience nature.

According to one aspect of the above technical solution, the hinge seat comprises a first hinge plate, and a second hinge plate extending from an end of the first hinge plate toward the support seat, the second hinge plate being connected to the connection seat at an end away from the first hinge plate;

and an avoidance structure for avoiding the first hinged plate is arranged on the inner side of the supporting seat.

According to one aspect of the above technical scheme, two ends of the first hinged plate extend out of the second hinged plate towards the supporting seat respectively, and the rotary connecting piece penetrates through the two groups of second hinged plates to be connected with the hinged seat.

According to one aspect of the above technical scheme, the rotating connecting piece comprises a rotating shaft and a bushing sleeved on the rotating shaft, the rotating shaft penetrates through the two sets of second hinged plates and the supporting seat, the bushing is arranged between the rotating shaft and the supporting seat, and a base plate extends out of the bushing towards a gap between the supporting seat and the second hinged plates.

According to one aspect of the above technical scheme, the supporting seat and the axis of the hinged seat have an inward inclination angle and/or a backward inclination angle.

According to one aspect of the above technical scheme, the axial line inclination angle of the support seat and the hinge seat is 1-3 degrees, and the axial line back inclination angle of the support seat and the hinge seat is 0.5-2 degrees.

According to one aspect of the technical scheme, the mounting seat is provided with at least two groups of vehicle body mounting holes in a penetrating manner, and the at least two groups of vehicle body mounting holes are evenly distributed on two sides of the connecting position of the mounting seat, which is connected with the supporting seat.

According to the one hand of above-mentioned technical scheme, run through on the connecting seat and be equipped with the door mounting hole.

Based on above-mentioned same technical problem, the utility model also provides a door assembly, this door assembly includes among the above-mentioned technical scheme door hinge, door hinged joint is between door and automobile body.

Based on above-mentioned same technical problem, the utility model also provides an automobile, this automobile includes among the above-mentioned technical scheme door assembly.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural view of a door hinge at a first viewing angle according to an embodiment of the present invention;

fig. 2 is a schematic structural view of the door hinge at a second viewing angle according to the embodiment of the present invention;

FIG. 3 is an exploded view of the door hinge according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a rotating connector according to an embodiment of the present invention;

the figure elements are illustrated in symbols:

the vehicle body connecting piece 10, the mounting seat 11, the vehicle body mounting hole 110, the supporting seat 12, the clearance structure 120, the vehicle door connecting piece 20, the hinge seat 21, the first hinge plate 211, the second hinge plate 212, the connecting seat 22, the vehicle door mounting hole 220, the rotating connecting piece 30, the rotating shaft 31, the bushing 32 and the cushion plate 320.

Detailed Description

In order to make the objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. Several embodiments of the invention are given in the accompanying drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. As used herein, the terms "vertical," "horizontal," "left," "right," "up," "down," and the like are for illustrative purposes only and do not indicate or imply that the referenced device or element must be in a particular orientation, constructed and operated, and should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through an intermediate medium, or they may be connected internally between two members. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 4, a first embodiment of the present invention discloses a door hinge, which includes a body connecting member 10 and a door connecting member 20 hinged to each other, wherein the body connecting member 10 is used for connecting a vehicle, and the door connecting member 20 is used for connecting a door, and under the action of the door hinge, the door can rotate along the axis of the door hinge, so as to be opened and closed.

In the present embodiment, the body attachment 10 is formed by forging, and the strength of the body attachment 10 formed by forging is higher, so that the vehicle door can be effectively prevented from sinking under the action of gravity. The vehicle body connecting piece 10 comprises a mounting seat 11 connected to a vehicle body and a supporting seat 12 extending from the mounting seat 11, specifically, a vehicle body mounting hole 110 penetrates through the mounting seat 11, the vehicle body mounting hole 110 is, for example, a through hole or a threaded hole, and a fastener penetrates through the vehicle body mounting hole 110 and is then connected to the vehicle, so that the vehicle hinge can be fixed to the vehicle.

In order to reduce the weight of the door hinge as much as possible, the door link 20 is formed by pressing, and the amount of pressing material used can be effectively reduced while ensuring the strength, thereby achieving a light weight design of the door hinge. The door connector 20 includes a hinge seat 21 hinged to the support seat 12, and a connection seat 22 extending from at least one end of the hinge seat 21 and used for connecting a door, specifically, a door mounting hole 220 is formed through the connection seat 22, the door mounting hole 220 is, for example, a through hole or a threaded hole, and a fastener passes through the door mounting hole 220 and is connected to the door, so that the hinge of the vehicle can be fixed to the door.

In the conventional technical means, in order to ensure the safety performance, the automobile door is generally thick and heavy, which results in a heavy weight, and in the case of closing the door and requiring the door lock to lock the door, there are some cases where it is inconvenient for consumers to open and close the door. In order to solve this deficiency, in the present embodiment, the support base 12 is connected to the hinge base 21 in an inclined manner, and the inclined direction is toward the vehicle compartment side. That is, the connecting axis of the supporting seat 12 and the hinge seat 21 is inclined towards the inside of the automobile by a certain angle, and in the using process, in the closing process of the automobile door, under the inertia drive of the self weight, the door can gradually and slowly rotate towards the direction of closing the door, and partial consumers can conveniently close the door by means of the inertia.

The door hinge of the embodiment can realize light weight as much as possible under the condition of ensuring enough strength, and accords with the development trend of automobiles; support seat 12 and connecting seat 22 in the door hinge are connected to be the slope form between to this incline direction is this time towards the automobile compartment, and this will make the door possess certain degree of inertia at the closing in-process, realizes that the door closes the function, can effectively promote consumer's use experience nature.

Referring to fig. 1 to 4 again, a second embodiment of the present invention provides a door hinge, and the door hinge of this embodiment has the following structural differences from the door hinge of the first embodiment:

in this embodiment, the hinge seat 21 includes a first hinge plate 211, and a second hinge plate 212 extending from an end of the first hinge plate 211 toward the support seat 12, the second hinge plate 212 being connected to the connection seat 22 at an end away from the first hinge plate 211; the inner side of the supporting seat 12 is provided with a clearance structure 120 for avoiding the first hinge plate 211, the clearance structure 120 can avoid the rotated first hinge plate 211 to prevent the door connecting member 20 from interfering with the rotating member of the vehicle body during rotating, and the clearance structure 120 includes, but is not limited to, being implemented by bending the hinge seat 21.

Specifically, the two ends of the first hinge plate 211 extend out of the second hinge plates 212 respectively toward the support base 12, and the rotary connecting element 30 passes through two sets of the second hinge plates 212 to be connected with the hinge base 21. The first hinge plate 211 is connected between the two sets of second hinge plates 212, and the rotating connection member 30 simultaneously passes through the two sets of second hinge plates 212 and the hinge base 21, so that the rotating connection of the door connection member 20 and the vehicle body connection member 10 is realized. The end parts of the two groups of second hinge plates 212 are respectively provided with the connecting seats 22, so that two ends of the vehicle door connecting piece 20 are respectively connected with the vehicle door, and the connecting stability of the vehicle door connecting piece 20 and the vehicle door can be effectively improved. In some possible cases, the first hinge plate 211 is used as the pivot 31 and passes through the hinge base 21, which also enables the pivoting connection of the door link 20 to the body link 10.

In this embodiment, the rotating connection member 30 includes a rotating shaft 31 and a bushing 32 sleeved on the rotating shaft 31, the rotating shaft 31 passes through two sets of the second hinge plates 212 and the supporting seat 12, and the rotating shaft 31 is used to connect the door connection member 20 with the vehicle body connection member 10, so that the connection stability between the door connection member 20 and the vehicle body connection member 10 can be effectively ensured, and the connection stability between the door and the vehicle body is ensured. In order to avoid the abrasion of the supporting seat 12 caused by the frequent rotation process of the rotating shaft 31 in opening and closing the vehicle door, the bush 32 is arranged between the rotating shaft 31 and the supporting seat 12, so that the outer surface of the rotating shaft 31 can be in contact with the inner surface of the bush 32, the bush 32 is made of wear-resistant materials, the bush 32 is not easy to abrade under the condition of frequent opening and closing of the vehicle door, and abnormal sound is not easy to be generated between the rotating shaft 31 and the bush 32 due to looseness.

Based on the same reason, in order to avoid the abrasion between the second hinge plate 212 of the hinge seat 21 and the support seat 12, the bushing 32 extends out of a backing plate 320 towards the gap between the hinge seat 21 and the second hinge plate 212, and the backing plate 320 extends to the end surface of the support seat 12, so that the situation that the end surfaces of the second hinge plate 212 and the two ends of the support end are seriously abraded under frequent opening and closing of the vehicle door can be effectively prevented.

In the present embodiment, in order to enable the vehicle door to slowly rotate toward the closing direction under the inertia effect, the supporting seat 12 and the axis of the hinge seat 21 have a back tilt angle. The axial inner inclination angle of the supporting seat 12 and the hinging seat 21 is 1.6 degrees, and the axial back inclination angle of the supporting seat 12 and the hinging seat 21 is 1.1 degrees.

In other embodiments, the inclination angle of the support seat 12 to the axis of the hinge seat 21 is 1 ° to 3 °, and the inclination angle of the support seat 12 to the axis of the hinge seat 21 is 0.5 ° to 2 °.

In the present embodiment, in order to ensure that the vehicle body connecting part 10 can be stably assembled to the vehicle body, the mounting seat 11 is provided with two sets of vehicle body mounting holes 110 in a penetrating manner, the two sets of vehicle body mounting holes 110 are equally distributed on two sides of the connecting position of the supporting seat 12 connected to the mounting seat 11, that is, two ends of the mounting seat 11 are respectively provided with one set of vehicle body mounting holes 110, and the two sets of vehicle body mounting holes 110 are respectively located on two sides of the connecting position of the supporting seat 12 and the mounting seat 11.

The third embodiment of the present invention provides a door assembly, which comprises the first and second embodiments of the door hinge, wherein the door hinge is connected between the door and the vehicle body.

A fourth embodiment of the present invention provides an automobile including the door assembly of the third embodiment.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several changes and modifications can be made, which all fall within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (10)

1. The utility model provides a door hinge, includes mutual articulated automobile body connecting piece and door connecting piece, its characterized in that: the automobile body connecting piece is formed by forging, the automobile body connecting piece comprises a mounting seat connected to an automobile body and a supporting seat extending out of the mounting seat, the automobile door connecting piece is formed by stamping, the automobile door connecting piece comprises a hinge seat hinged to the supporting seat and a connecting seat extending out of at least one end of the hinge seat and used for being connected with an automobile door, the supporting seat is connected with the hinge seat in an inclined mode, and the inclined direction faces one side of an automobile compartment.

2. The door hinge according to claim 1, wherein: the hinge seat comprises a first hinge plate and a second hinge plate extending from the end of the first hinge plate towards the support seat, and the second hinge plate is connected to the connecting seat at one end far away from the first hinge plate;

and an avoidance structure for avoiding the first hinged plate is arranged on the inner side of the supporting seat.

3. The door hinge according to claim 2, wherein: two ends of the first hinged plate extend out of the second hinged plate towards the supporting seat respectively, and the rotary connecting piece penetrates through the two groups of second hinged plates to be connected with the hinged seat.

4. The door hinge according to claim 3, wherein: the rotating connecting piece comprises a rotating shaft and a bushing sleeved on the rotating shaft, the rotating shaft penetrates through the two groups of second hinged plates and the supporting seat, the bushing is arranged between the rotating shaft and the supporting seat, and a base plate extends out of a gap between the supporting seat and the second hinged plates towards the bushing.

5. The door hinge according to claim 2, wherein: the supporting seat and the axis of the hinged seat are provided with an inward inclination angle and/or a backward inclination angle.

6. The door hinge according to claim 5, wherein: the inner inclination angle of the axis of the supporting seat and the hinging seat is 1-3 degrees, and the back inclination angle of the axis of the supporting seat and the hinging seat is 0.5-2 degrees.

7. The vehicle door hinge according to any one of claims 1 to 6, wherein: the mounting seat is provided with at least two groups of vehicle body mounting holes in a penetrating manner, and the at least two groups of vehicle body mounting holes are evenly distributed on two sides of the connecting position of the mounting seat, which are connected to the supporting seat.

8. The door hinge according to claim 6, wherein: and a vehicle door mounting hole is arranged on the connecting seat in a penetrating way.

9. A vehicle door assembly, characterized by: comprising a door hinge according to any of claims 1-8, connected between the door and the body.

10. An automobile, characterized in that: including the door assembly of claim 9.

Images