CN210343065U - Improved automobile door driving mechanism - Google Patents

Abstract

The utility model discloses an improvement type car door actuating mechanism, which comprises a motor, the gear box that is connected with the power output shaft location of motor, cup joint in the epaxial drive gear of gear box output, spacing arm and socket, spacing arm has the arm main part and locates the rack in the arm main part, place in the car door in the one end of arm main part length direction is free, the other end rotates with the car automobile body to be connected, the rack meshes with the drive gear to be connected, the socket has a socket main part of being connected with the gear box shell, be equipped with mounting panel, the arc frame of arc form and a dog of arranging with the arc frame nock relatively on socket main part one side, mounting panel, arc frame and dog enclose into a spacing space that can restrict spacing arm to move together; the bearing seat body is also embedded with a first steel ball on one side, a second steel ball is embedded on the inner wall of the stop block, and an installation lug is arranged on the outer wall of the stop block. The automobile door driving mechanism is simple and compact in structure, small in occupied space and high in overall operation stability and accuracy.

Description

Improved automobile door driving mechanism

Technical Field

The utility model relates to the field of automotive technology, specifically provide an improvement type car door actuating mechanism.

Background

The door check device is used for limiting the opening degree (angle) of the automobile door and providing a certain resisting moment when the automobile door rotates so as to prevent the automobile door from swinging when the automobile is parked on a slope or meets the conditions of strong wind and the like. The existing door limiter can only provide two to three limiting points generally, the automobile door can rotate freely at non-gear positions, but the automobile is increased year by year along with the automobile production and sales volume, the space for parking in the city is more and more narrow, therefore, under the control of the existing door limiter, the automobile door is easy to generate bad phenomena such as scraping when the door is opened, and the automobile door is opened and closed manually basically, thereby wasting time and energy, and being very inconvenient for people with smaller strength such as children and old people to open and close the automobile door.

In order to solve the above problems, there are automobile manufacturers developing an automobile door driving mechanism capable of realizing electric opening and closing of an automobile door, and the specific structure is as follows: comprises a motor, a gear box, a transmission gear and a limit arm, wherein the motor and the gear box are both arranged in the door of the automobile, the power output shaft of the motor is connected with the input shaft or the input gear of the gear box in a positioning way, the transmission gear is positioned and sleeved on the output shaft of the gear box, the limiting arm is provided with a strip-shaped arm main body and a rack which is positioned on the arm main body and extends along the length direction of the arm main body, one end of the arm main body in the length direction is freely arranged in the automobile door, the other end of the arm main body in the length direction movably penetrates through the automobile door, and is rotationally connected with the automobile body, and the rack is also meshed and connected with the transmission gear, namely, the limiting arm can perform reciprocating movement positioning under the synergistic action of the motor, the gear box and the transmission gear so as to realize the door opening or closing action of the automobile door.

The automobile door driving mechanism can realize time-saving and labor-saving door opening and closing, well solves the problem of poor door scraping and the like caused by a door stopper, and greatly improves the safety during door opening and closing, however, the automobile door driving mechanism has some defects in the use process, for example, ① the limit arm is directly connected on the gear box shell, and the existing gear box shell is not provided with a good limit part, so that the stability and the accuracy of the limit arm during movement are not ideal. ② the limit arm is directly connected on the gear box shell, and when the limit arm moves, the limit arm can rub against the gear box shell, generate abnormal sound and abrasion, and influence normal use.

In view of this, the present invention is especially provided.

Disclosure of Invention

In order to overcome the defects, the utility model provides an improved automobile door driving mechanism, which has the advantages of simple and compact structure, small occupied space, convenient installation and arrangement, high overall stability and good protection effect; on the other hand, the transmission gear and the limiting arm are good in meshing stability, the limiting arm is high in stability and accuracy when moving, and the defects of abnormal sound, abrasion and the like cannot be caused.

The utility model discloses a solve the technical scheme that its technical problem adopted and be: an improved automobile door driving mechanism comprises a motor, a gear box, a transmission gear and a limiting arm, wherein the motor and the gear box are arranged in an automobile door and are linearly arranged, a power output shaft of the motor is connected with a force input part of the gear box in a positioning manner, the transmission gear is sleeved on a force output shaft of the gear box in a positioning manner, the limiting arm is provided with a long strip-shaped arm main body and a rack which is arranged on the arm main body in a positioning manner and extends along the length direction of the arm main body, one end of the length direction of the arm main body is freely arranged in the automobile door in a free manner, the other end of the length direction of the arm main body is movably penetrated through the automobile door and is connected with an automobile body in a rotating manner, meanwhile, the rack is also connected with the transmission gear in a meshing manner, namely, the limiting arm can perform reciprocating movement positioning under the synergistic action of the motor, so as to realize the door opening or closing action of the automobile door; the bearing seat is provided with a bearing seat main body which is connected with the gear box shell in a positioning way, a through hole for the output shaft of the gear box to penetrate through is formed in the bearing seat main body in a penetrating way, a mounting plate for positioning and connecting the inner side of an automobile door, an arc frame which is arc-shaped and used for accommodating the transmission gear and a stop block which is long-strip block-shaped and arranged opposite to the arc opening of the arc frame are further positioned and arranged on one side, back to the gear box, of the bearing seat main body, a first hole groove for the other end of the arm main body to penetrate through in a moving way is formed in the mounting plate, and the mounting plate, the arc frame and the stop block are further encircled to form a limiting space capable of limiting the limiting arm to move; in addition, a first steel ball capable of being exposed out of one side of the bearing seat main body is movably embedded at a position on one side of the bearing seat main body and corresponding to the arm main body, a second steel ball capable of being exposed out of the inner wall of the stop block is movably embedded on the inner wall of the stop block facing the arc frame, and a mounting lug for positioning and connecting the inner side of the automobile door is further positioned and arranged on the outer wall of the stop block back to the arc frame.

As a further improvement of the utility model, the motor, the gear box and the transmission gear are linearly arranged from bottom to top in sequence; and the motor is also fixed relative to the position of the automobile door.

As a further improvement of the utility model, realize the other end of arm main part length direction and the structure of automobile body rotation connection do: the automobile body is also provided with an installation support and a pin shaft, wherein the installation support is connected to the automobile body in a positioning manner, and the pin shaft is connected to the installation support in a positioning manner;

the other end of the arm main body in the length direction is integrally connected with a ring-shaped connecting part, and the arm main body is rotatably sleeved on the pin shaft through the connecting part.

As a further improvement of the present invention, the mounting support has a mounting portion and a receiving portion which is U-shaped and integrally connected with the mounting portion, the mounting portion is connected to the body of the automobile, and the pin shaft is connected to the receiving portion between two side walls which are oppositely arranged; in addition, the two side walls of the bearing part are respectively spaced from the two axial end faces of the connecting part.

As a further improvement of the utility model, the bearing seat main body is detachably locked and connected to the upper side of the gear box shell through screws;

the mounting panel the arc frame with the dog all respectively integrated into one piece in the main part of the socket is dorsad on the upside of gear box, and simultaneously the mounting panel still respectively with the arc frame with the dog is connected.

As a further improvement of the present invention, a plurality of mounting hole slots are disposed on the upper side of the receiving seat main body and corresponding to the arm main body, the mounting hole slots being arranged at intervals along the length direction of the arm main body, and a first steel ball is movably mounted in each mounting hole slot and is exposed outside the mounting hole slot;

the inner wall of the stop block is concavely provided with a caulking groove, a plurality of second steel balls which are arranged along the vertical direction are movably arranged in the caulking groove, and the plurality of second steel balls are exposed out of the caulking groove.

As a further improvement, the mounting panel is provided with a rubber pad towards one side of the vehicle door, and the rubber pad is provided with a supply the second hole groove that the other end activity of arm main part length direction wore to establish.

As a further improvement, the upside of the bearing seat main body is detachably connected with a protective cover which can cover the transmission gear and the outside of the limit arm.

① the beneficial effects of the utility model are that car door actuating mechanism's simple structure, compactness, occupation space is little, is difficult for receiving the installation space restriction, and the installation is arranged of being convenient for, especially, among the car door actuating mechanism the mounting panel can also borrow the mounted position of former coming door stopper, has just so greatly reduced the installation degree of difficulty ② the utility model discloses set one and accept the seat, and be formed with one on accepting the seat and be used for accomodating drive gear's arc frame and one can restrict the spacing space that spacing arm removed, so both fine reinforcing drive gear with meshing steadiness between spacing arm, fine promotion again stability and accurate when spacing arm removes ③ the utility model discloses still be in the activity is inlayed and is equipped with first steel ball on accepting seat main part one side, and the activity is inlayed and is equipped with the second steel ball on the dog inner wall, can effectively avoid the arm main part with accept seat main part and the drawback such as abnormal sound, wearing and tearing that the dog produced when the dog direct contact, effectively promoted actuating mechanism's operational quality and life ④ the utility model discloses the location still plays and further to prevent that the door positioning and to have set up and to get into the door and further the protection of this utility model discloses the door and prevent that the door and fix a position the car door and install the dust and further the utility model discloses the door and prevent that the door and set up and prevent that the door and get into the utility model discloses the door and prevent that the utility model discloses the door.

Drawings

Fig. 1 is a schematic perspective view of the vehicle door driving mechanism of the present invention at a first viewing angle;

fig. 2 is a schematic perspective view of the vehicle door driving mechanism of the present invention at a second viewing angle;

fig. 3 is a schematic structural view of the automobile door driving mechanism of the present invention after the protective cover is removed;

FIG. 4 is an enlarged view of the portion A shown in FIG. 3;

FIG. 5 is an enlarged schematic view of the receiving base of the present invention;

fig. 6 is the sectional structure schematic diagram of the driving mechanism of the car door of the present invention.

The following description is made with reference to the accompanying drawings:

1-motor 2-gear box

3-transmission gear 4-limit arm

40-arm body 41-rack

42-connecting part 5-bearing seat

50-socket main body 51-mounting plate

52-arc frame 53-stop block

54-first Steel ball 55-second Steel ball

56-mounting lug 57-mounting hole slot

58-caulking groove 60-mounting support

600-mounting portion 601-receiving portion

6010-side wall 6011-bottom wall

61-pin shaft 7-rubber pad

8-protective cover

Detailed Description

Other advantages and capabilities of the present invention will be readily apparent to those skilled in the art from the disclosure herein.

It should be understood that the structures, ratios, sizes, etc. shown in the drawings attached to the present specification are only used for matching with the contents disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any modification of the structures, changes of the ratio relation or adjustment of the size should still fall within the scope covered by the technical contents disclosed in the present invention without affecting the function and the achievable purpose of the present invention. The terms "first" and "second" used herein are used for convenience of description and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.

Example 1:

please refer to fig. 1 to fig. 6, which are schematic diagrams of a three-dimensional structure of the automobile door driving mechanism at two different viewing angles, a structural schematic diagram after the protective cover is taken off, a partial enlarged structural schematic diagram, an enlarged structural schematic diagram of the receiving seat, and a sectional structural schematic diagram of the automobile door driving mechanism according to the present invention.

The utility model discloses an improvement type car door actuating mechanism, including motor 1, gear box 2, drive gear 3 and spacing arm 4, motor 1 with in the car door is all placed in the gear box 2, and still be linear arrangement, and the power output shaft of motor 1 still with the portion of exerting oneself location connection of gear box 2 (the portion of exerting oneself of gear box 2 can take the axle of exerting oneself or the gear structure of exerting oneself), drive gear 3 location cup joints on the axle of exerting oneself of gear box 2, spacing arm 4 has a long banding arm main part 40 and one through plastic molding technology location set up in on arm main part 40 and still follow the rack 41 that arm main part length direction extends, place in the car door in the one end of arm main part 40 length direction is free, arm main part 40 length direction's other end activity is worn to establish behind the car door, the rack 41 is meshed with the transmission gear 3, namely the limiting arm 4 can perform reciprocating movement positioning under the synergistic action of the motor 1, the gear box 2 and the transmission gear 3 so as to realize the door opening or closing action of the automobile door; particularly, the bearing seat 5 made of plastic material is further provided, the bearing seat 5 is provided with a bearing seat main body 50 connected with the housing of the gear box 2 in a positioning manner, a through hole for the output shaft of the gear box 2 to movably penetrate is formed in the bearing seat main body 50 in a penetrating manner, a mounting plate 51 connected with the inner side of the automobile door in a positioning manner, an arc-shaped arc frame 52 used for accommodating the transmission gear 3 and a stop block 53 which is in a long strip shape and is arranged opposite to the arc opening of the arc frame 52 are further positioned and arranged on one side of the bearing seat main body 50 opposite to the gear box 2, a first hole groove for the other end of the arm main body 40 in the length direction to movably penetrate is formed in the mounting plate 51, and the mounting plate 51, the arc frame 52 and the stop block 53 are further combined to form a limiting space capable of limiting the movement of the limiting arm 4, the stability and the accuracy of the limiting arm during movement are improved; in addition, a first steel ball 54 capable of being exposed outside one side of the socket main body 50 is movably embedded in a position corresponding to the arm main body 40 on one side of the socket main body 50, a second steel ball 55 capable of being exposed outside the inner wall of the stopper 53 is also movably embedded in the inner wall of the stopper 53 facing the arc frame 52, and the first and second steel balls are arranged, so that the disadvantages such as abnormal sound and abrasion generated when the arm main body 40 is in direct contact with the socket main body 50 and the stopper 52 can be avoided; and the outer wall of the stop block 53, which faces away from the arc frame 52, is also provided with a mounting lug 56 for positioning and connecting with the inner side of the automobile door, so that the whole automobile door driving mechanism can be further reinforced.

In the present embodiment, preferably, the motor 1, the gear box 2 and the transmission gear 3 are arranged linearly in sequence from bottom to top; and the motor 1 is also fixed relative to the position of the automobile door.

In this embodiment, it is preferable that the other end of the arm body 40 in the longitudinal direction is rotatably connected to the vehicle body by: the automobile body fixing device is further provided with an installation support 60 and a pin shaft 61, wherein the installation support 60 is connected to the automobile body in a positioning mode, and the pin shaft 61 is connected to the installation support 60 in a positioning mode; the other end of the arm body 40 in the length direction is integrally connected with a ring-shaped connecting portion 42, and the arm body 40 is rotatably sleeved on the pin 61 through the connecting portion 42.

Further preferably, the mounting base 60 has a mounting portion 600 and a receiving portion 601 which is U-shaped and integrally connected with the mounting portion 600, the mounting portion 600 is positioned and connected to the vehicle body, and the pin 61 is positioned and connected between two side walls 6010 which are oppositely arranged on the receiving portion 601 (i.e. the receiving portion 601 is composed of a bottom wall 6011 and two side walls 6010); in addition, the two side walls 6010 of the receiving portion 601 further have a distance (see fig. 2 and fig. 6 for details) from the two axial end surfaces of the connecting portion 42, and due to the height deviation between the vehicle body and the vehicle door, the existence of the distance can well accommodate the deviation between the vehicle body and the vehicle door, thereby facilitating the installation layout of the limiting arm, even the whole vehicle door driving mechanism.

In this embodiment, preferably, the socket body 50 is detachably locked and connected to the upper side of the housing of the gear box 2 by screws;

the mounting plate 51, the arc frame 52 and the stopper 53 are integrally formed on the upper side of the socket body 50 facing away from the gear box 2, and meanwhile, the mounting plate 51 is further connected with the arc frame 52 and the stopper 53.

In this embodiment, preferably, a plurality of mounting hole slots 57 (see fig. 5 in particular) are arranged on the upper side of the socket main body 50 and at positions corresponding to the arm main body 40 at intervals along the length direction of the arm main body 40, and one first steel ball 54 is movably mounted in each mounting hole slot 57, and the first steel ball 54 is exposed out of the mounting hole slot 57;

a recessed groove 58 (see also fig. 5) is concavely disposed on an inner wall of the stopper 53, and a plurality of second steel balls 55 arranged along the vertical direction are movably mounted in the recessed groove 58, and the plurality of second steel balls 55 are all exposed out of the recessed groove 58.

In this embodiment, it is preferable that a rubber pad 7 (see fig. 2 in particular) is positioned and installed on one side of the installation plate 51 facing the vehicle door, and a second hole slot for movably penetrating the other end of the arm main body 40 in the length direction is formed on the rubber pad 7; through setting up the rubber pad both can prevent during water, dust etc. get into the car door, can avoid again take place frictional wear between mounting panel and the car door.

In this embodiment, it is preferable that a protective cover 8 (see fig. 1 and 2 in particular) covering the transmission gear 3 and the limiting arm 4 is detachably positioned and connected to the upper side of the socket main body 50, so as to prevent water, dust and the like from falling on the transmission gear 3 and the limiting arm 4, thereby achieving a good protection effect.

To sum up, the utility model discloses a carry out the institutional advancement to car door actuating mechanism, have following advantage ① car door actuating mechanism's simple structure, compactness, occupation space is little, is difficult for receiving the installation space restriction, and the installation is arranged, especially, among the car door actuating mechanism the mounting panel still can borrow the mounted position of former door stopper, has just so greatly reduced the installation degree of difficulty ② the utility model discloses set one and accept the seat, and be formed with one on accepting the seat and be used for accomodating drive gear's arc frame and one can restrict the spacing space that spacing arm removed, so both fine reinforcing drive gear with meshing steadiness between spacing arm, fine promotion again stability and accurate when spacing arm removes ③ the utility model discloses still be in the activity is inlayed and is equipped with first steel ball on accepting seat main part one side, and the activity is inlayed and is equipped with the second steel ball on the dog inner wall, can effectively avoid the arm main part with accept seat main part and the abnormal sound that produces during the direct contact, wearing and the operation quality that has effectively promoted on the door actuating mechanism and has still set up the dust and has prevented that the door positioning protection utility model discloses the door and the dust that the door and the utility model discloses the door still can enter into the utility model discloses the door, the door positioning protection is equipped with the dust that the utility model discloses the door actuating mechanism and the door is still the door and the door is equipped with the utility model discloses the door and the door is still the utility model discloses the door is installed the door.

The above description is only a preferred embodiment of the present invention, but not intended to limit the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be considered as within the protection scope of the present invention.

Claims (8)

1. An improved automobile door driving mechanism comprises a motor (1), a gear box (2), a transmission gear (3) and a limiting arm (4), wherein the motor (1) and the gear box (2) are arranged in an automobile door and are arranged linearly, a power output shaft of the motor (1) is connected with a force input part of the gear box (2) in a positioning mode, the transmission gear (3) is sleeved on a force output shaft of the gear box (2) in a positioning mode, the limiting arm (4) is provided with a long-strip-shaped arm main body (40) and a rack (41) which is arranged on the arm main body (40) in a positioning mode and extends along the length direction of the arm main body, one end of the arm main body (40) in the length direction is arranged in the automobile door freely, the other end of the arm main body (40) in the length direction penetrates through the automobile door and is connected with the automobile body in a rotating mode, meanwhile, the rack (41) is also in meshed connection with the transmission gear (3), namely the limiting arm (4) can perform reciprocating movement positioning under the synergistic action of the motor (1), the gear box (2) and the transmission gear (3) so as to realize the door opening or closing action of the automobile door; the method is characterized in that: still be equipped with and accept seat (5), accept seat (5) have one with gear box (2) shell location connection's accept seat main part (50), it offers one confession to run through on the accept seat main part (50) the perforation that the output shaft activity of gear box (2) was worn to put, just accept seat main part (50) dorsad still the location is provided with one and supplies mounting panel (51) of being connected with the inboard location of car door, one is the arc form and is used for acceping arc frame (52) of drive gear (3) and one for rectangular cubic and with dog (53) that the arc mouth of arc frame (52) is relative arrangement, wherein set up one on mounting panel (51) and supply arm main part (40) length direction's other end activity is worn to establish first hole groove, just mounting panel (51), arc frame (52) and dog (53) still enclose into together and can restrict spacing space that spacing arm (4) removed (ii) a In addition, a first steel ball (54) capable of being exposed out of one side of the bearing seat main body (50) is movably embedded at a position corresponding to the arm main body (40) on one side of the bearing seat main body (50), a second steel ball (55) capable of being exposed out of the inner wall of the stopper (53) is also movably embedded on the inner wall of the stopper (53) facing the arc frame (52), and an installation lug (56) for positioning and connecting the inner side of the automobile door is also positioned and arranged on the outer wall of the stopper (53) back to the arc frame (52).

2. An improved vehicle door actuating mechanism as defined in claim 1, further comprising: the motor (1), the gear box (2) and the transmission gear (3) are sequentially and linearly arranged from bottom to top; and the motor (1) is fixed relative to the position of the automobile door.

3. An improved vehicle door actuating mechanism as defined in claim 2, further comprising: the other end of the arm main body (40) in the length direction is rotatably connected with the automobile body by the following structure: the automobile body is also provided with an installation support (60) and a pin shaft (61), the installation support (60) is connected to the automobile body in a positioning mode, and the pin shaft (61) is connected to the installation support (60) in a positioning mode;

the other end of the arm main body (40) in the length direction is integrally connected with a ring-shaped connecting part (42), and the arm main body (40) is rotatably sleeved on the pin shaft (61) through the connecting part (42).

4. An improved vehicle door actuating mechanism as defined in claim 3, further comprising: the mounting support (60) is provided with a mounting part (600) and a bearing part (601) which is U-shaped and is integrally connected with the mounting part (600), the mounting part (600) is positioned and connected on the automobile body, and the pin shaft (61) is positioned and connected between two side walls (6010) which are oppositely arranged on the bearing part (601); in addition, two side walls (6010) of the bearing part (601) are respectively provided with a distance from two axial end surfaces of the connecting part (42).

5. An improved vehicle door actuating mechanism as defined in claim 2, further comprising: the bearing seat main body (50) is detachably locked and connected to the upper side of the shell of the gear box (2) through screws;

the mounting plate (51), the arc frame (52) and the stop block (53) are respectively and integrally formed on the upper side of the bearing seat main body (50) back to the gear box (2), and meanwhile, the mounting plate (51) is further respectively connected with the arc frame (52) and the stop block (53).

6. An improved vehicle door actuating mechanism as defined in claim 5, further comprising: a plurality of mounting hole grooves (57) which are arranged at intervals along the length direction of the arm main body (40) are distributed on the upper side of the bearing seat main body (50) and correspond to the position of the arm main body (40), a first steel ball (54) is movably mounted in each mounting hole groove (57), and the first steel ball (54) is exposed out of the mounting hole groove (57);

a caulking groove (58) is concavely arranged on the inner wall of the stop block (53), a plurality of second steel balls (55) which are arranged along the vertical direction are movably arranged in the caulking groove (58), and the second steel balls (55) are exposed out of the caulking groove (58).

7. An improved vehicle door actuating mechanism as defined in claim 1, further comprising: a rubber pad (7) is positioned and installed on one side, facing the automobile door, of the installation plate (51), and a second hole groove for the other end of the arm main body (40) to movably penetrate is formed in the rubber pad (7).

8. An improved vehicle door actuating mechanism as defined in claim 2, further comprising: the upper side of the bearing seat main body (50) is also detachably connected with a protective cover (8) which can be covered outside the transmission gear (3) and the limiting arm (4).

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