CN220267483U - Ground door opening and closing driving device for sectional tail door of motor vehicle - Google Patents
Ground door opening and closing driving device for sectional tail door of motor vehicle Download PDFInfo
- Publication number
- CN220267483U CN220267483U CN202321665618.0U CN202321665618U CN220267483U CN 220267483 U CN220267483 U CN 220267483U CN 202321665618 U CN202321665618 U CN 202321665618U CN 220267483 U CN220267483 U CN 220267483U
- Authority
- CN
- China
- Prior art keywords
- driving device
- motor vehicle
- gear
- fixedly connected
- driven gear
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 16
- 230000009467 reduction Effects 0.000 claims abstract description 16
- 230000002457 bidirectional effect Effects 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 description 10
- 238000010586 diagram Methods 0.000 description 2
- 244000003416 Asparagus officinalis Species 0.000 description 1
- 235000005340 Asparagus officinalis Nutrition 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Abstract
The utility model discloses a ground door opening and closing driving device of a motor vehicle sectional type tail door, which comprises a ground door driving device, a rocker arm and a push rod, wherein the ground door driving device is fixed on the ground door, a driving motor of the ground door driving device is fixed in a shell, a motor shaft of the driving motor is fixedly connected with a worm, the worm is meshed with a worm wheel, one end of a worm wheel shaft is connected with a damper, the other end of the worm wheel shaft is connected with the rocker arm through a two-stage reduction gear mechanism, one end of the push rod is connected with the rocker arm through a ball head, and the other end of the push rod is fixedly connected with a motor vehicle body.
Description
Technical Field
The utility model relates to the field of motor vehicles, in particular to a ground door opening and closing driving device of a sectional tail door of a motor vehicle.
Background
The top and bottom doors of the motor vehicle are tail doors which are independently opened in an upper section and a lower section, wherein the upper section is opened upwards to be called as an asparagus, and the lower section is opened downwards to be called as a ground door. In order to improve driving experience and comfort, an opening and closing driving device is arranged on a ground door of the motor vehicle to realize an automatic opening and closing function.
At present, the motor vehicle floor door driving device generally drives a transmission rod to axially move through a driving motor, the transmission rod is connected with a rocker arm through a hinge shaft, and the transmission rod moves to drive the rocker arm to rotate, so that linear driving is formed to realize the opening and closing of the floor door. The length of the transmission rod is required to be longer and is generally 70-100 cm, so that the floor door driving device occupies a large space, and the transmission rod linearly moves, so that the working range of the whole floor door driving device is large, and the space layout of the floor door of the automobile is affected. How to optimize the spatial layout of the floor door of a car is a problem that manufacturers have been willing to solve.
Disclosure of Invention
The utility model aims at overcoming the defects of the prior art, and provides a ground door opening and closing driving device of a sectional tail door of a motor vehicle, which is driven in a rotating way through a worm wheel, a worm and a two-stage reduction gear mechanism, so that the ground door driving device has small action space and effectively optimizes the space layout of the ground door.
The technical scheme of the utility model is as follows: the utility model provides a motor vehicle sectional type tail-gate's earth door switching drive arrangement, includes earth door drive arrangement, rocking arm, push rod, earth door drive arrangement fixes on the earth door, earth door drive arrangement's driving motor fixes in a casing, driving motor's motor shaft fixed connection worm, worm and worm wheel meshing, the attenuator is connected to worm wheel axle one end, and the rocking arm is connected through two-stage reduction gear mechanism to the other end, push rod one end is connected through the bulb with the rocking arm, the other end and the motor vehicle automobile body fixed connection of push rod.
The two-stage reduction gear mechanism comprises a primary driving gear, a primary driven gear, a secondary driving gear and a secondary driven gear, wherein the primary driving gear is fixedly connected with a worm wheel shaft, the primary driven gear is fixedly connected with an intermediate shaft, the secondary driving gear is fixedly arranged on the intermediate shaft and meshed with the secondary driven gear, the secondary driven gear is fixedly connected with an output shaft, and the output shaft extends out of the shell and is fixedly connected with a rocker arm.
The diameter of the primary driving gear is smaller than that of the primary driven gear, and the diameter of the secondary driving gear is smaller than that of the secondary driven gear.
The secondary driven gear is a sector gear.
The output shaft is provided with a spline, and the output shaft is fixedly connected with the secondary driven gear and the rocker arm through the spline.
The driving motor is a bidirectional motor.
The shaft of the damper is fixedly connected with the worm wheel shaft, and the shell of the damper is fixed on the shell.
The worm wheel shaft is supported on the housing by a bearing.
The technical scheme is adopted: a ground door opening and closing driving device of a motor vehicle sectional type tail door is characterized in that a worm gear transmits power of a driving motor to a two-stage reduction gear mechanism, and the power is reduced by the two-stage reduction gear mechanism, so that a rocker swings up and down to drive a push rod to displace, the ground door is opened or closed along with the displacement of the push rod, and a damper connected with one end of the worm gear can realize the hovering function of the ground door. The worm gear and the two-stage reduction gear mechanism are utilized to transmit power to rotate to drive the rocker arm, the power transmission component is compact in arrangement and small in occupied space, the rocker arm is matched with the push rod to realize the opening and closing of the ground door, and the space layout of the ground door is effectively optimized.
The utility model is further described below with reference to the drawings and specific examples.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of a floor door driving device according to the present utility model;
FIG. 3 is a top view of the floor door driving device of the present utility model;
fig. 4 is a working state diagram of the present utility model.
Detailed Description
Referring to fig. 1 to 4, a floor door opening and closing driving device of a sectional tail door of a motor vehicle comprises a floor door driving device 1, a rocker arm 5 and a push rod 6. The floor door 3 is fixedly connected to the motor vehicle body 2 via a hinge shaft 4. The driving motor 9 of the ground door driving device 1 is a bidirectional motor and is fixed in a housing 11. The cross section of the shell 11 is L-shaped, threaded holes 12 are formed in the upper portion and the lower portion, and the shell 11 is fixed on the ground door 3 through the threaded holes 12. The motor shaft of the driving motor 9 is fixedly connected with a worm 17. The worm 17 is meshed with the worm wheel 19, the worm wheel shaft 82 is supported on the shell 11 through the bearing 18, the bearing 18 is positioned between the worm wheel 19 and the two-stage reduction gear mechanism to ensure smooth transmission and no eccentricity, one end of the worm wheel shaft 82 is connected with the damper 10, the damper 10 can realize a hovering function in the opening and closing process, and the other end of the worm wheel shaft 82 is connected with the rocker arm 5 through the two-stage reduction gear mechanism. The shaft of the damper 10 is fixedly connected with the worm wheel shaft 82, and the outer shell of the damper 10 is fixed on the housing 11. The two-stage reduction gear mechanism comprises a primary driving gear 16, a primary driven gear 15, a secondary driving gear 14 and a secondary driven gear 13, wherein the diameter of the primary driving gear 16 is smaller than that of the primary driven gear 15, the diameter of the secondary driving gear 14 is smaller than that of the secondary driven gear 13, and the secondary driven gear 13 is a sector gear. The primary driving gear 16 is fixedly connected with the worm wheel shaft 82, the primary driven gear 15 is fixedly connected with an intermediate shaft 81, two ends of the intermediate shaft 81 are supported in mounting holes (not shown) of the shell 11, the intermediate shaft 81 is fixedly provided with the secondary driving gear 14, the secondary driving gear 14 is meshed with the secondary driven gear 13, the secondary driven gear 13 is fixedly connected with the output shaft 8, and the output shaft 8 extends out of the shell 11 to be fixedly connected with the rocker arm 5. Both ends of the output shaft 8 are supported by mounting holes (not shown) of the housing 11. The output shaft 8 is provided with a spline, and the output shaft 8 is fixedly connected with the secondary driven gear 13 and the rocker arm 5 through the spline. One end of the push rod 6 is connected with the rocker arm 5 through a ball head 7, and the other end of the push rod 6 is fixedly connected with the motor vehicle body 2.
When the embodiment works, the output power of the driving motor is transmitted to the two-stage reduction gear mechanism through the worm and gear power, the power is output to the rocker arm after being reduced by the two-stage reduction gear mechanism, the rocker arm swings up and down, the push rod moves along with the rocker arm, and the ground door is opened or closed along with the movement of the push rod. The power is transmitted to the rocker arm by the worm gear and the two-stage reduction gear mechanism, and all transmission parts are compact in arrangement and small in occupied space. The ground door opening and closing driving device is matched with the automobile controller, so that the automatic opening and closing of the automobile ground door can be realized, the requirements of various automobile types can be met, and the product practicability is good.
Compared with the prior art, the ground door driving device adopts the rotary driving ground door driving device, uses the worm gear and the two-stage reduction gear mechanism with compact space layout to carry out power transmission, does not need to use a longer transmission rod to carry out linear driving, and effectively optimizes the space layout of the ground door of the automobile.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the utility model, and those skilled in the art will appreciate that the modifications made to the utility model fall within the scope of the utility model without departing from the spirit of the utility model.
Claims (8)
1. The utility model provides a motor vehicle sectional type tail-gate's earth door switching drive arrangement, includes earth door drive arrangement (1), rocking arm (5), push rod (6), its characterized in that: the ground door driving device (1) is fixed on a ground door (3), a driving motor (9) of the ground door driving device (1) is fixed in a shell (11), a motor shaft of the driving motor (9) is fixedly connected with a worm (17), the worm (17) is meshed with a worm wheel (19), one end of a worm wheel shaft (82) is connected with a damper (10), the other end of the worm wheel shaft is connected with a rocker arm (5) through a two-stage reduction gear mechanism, one end of a push rod (6) is connected with the rocker arm (5) through a ball head (7), and the other end of the push rod (6) is fixedly connected with a motor vehicle body (2).
2. The floor door opening and closing driving device of a sectional tailgate of a motor vehicle according to claim 1, characterized in that: the two-stage reduction gear mechanism comprises a primary driving gear (16), a primary driven gear (15), a secondary driving gear (14) and a secondary driven gear (13), wherein the primary driving gear (16) is fixedly connected with a worm wheel shaft (82), the primary driven gear (15) is fixedly connected with an intermediate shaft (81), the secondary driving gear (14) is fixedly arranged on the intermediate shaft (81), the secondary driving gear (14) is meshed with the secondary driven gear (13), the secondary driven gear (13) is fixedly connected with an output shaft (8), and the output shaft (8) extends out of a shell (11) to be fixedly connected with a rocker arm (5).
3. The floor door opening and closing driving device of a sectional tailgate of a motor vehicle according to claim 2, characterized in that: the diameter of the primary driving gear (16) is smaller than that of the primary driven gear (15), and the diameter of the secondary driving gear (14) is smaller than that of the secondary driven gear (13).
4. The floor door opening and closing driving device of a sectional tailgate of a motor vehicle according to claim 2, characterized in that: the secondary driven gear (13) is a sector gear.
5. The floor door opening and closing driving device of a sectional tailgate of a motor vehicle according to claim 2, characterized in that: the output shaft (8) is provided with a spline, and the output shaft (8) is fixedly connected with the secondary driven gear (13) and the rocker arm (5) through the spline.
6. The floor door opening and closing driving device of a sectional tailgate of a motor vehicle according to claim 1, characterized in that: the driving motor (9) is a bidirectional motor.
7. The floor door opening and closing driving device of a sectional tailgate of a motor vehicle according to claim 1, characterized in that: the shaft of the damper (10) is fixedly connected with the worm wheel shaft (82), and the shell of the damper (10) is fixed on the shell (11).
8. The floor door opening and closing driving device of a sectional tailgate of a motor vehicle according to claim 1, characterized in that: the worm wheel shaft (82) is supported on the housing (11) by means of a bearing (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321665618.0U CN220267483U (en) | 2023-06-28 | 2023-06-28 | Ground door opening and closing driving device for sectional tail door of motor vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321665618.0U CN220267483U (en) | 2023-06-28 | 2023-06-28 | Ground door opening and closing driving device for sectional tail door of motor vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220267483U true CN220267483U (en) | 2023-12-29 |
Family
ID=89315902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321665618.0U Active CN220267483U (en) | 2023-06-28 | 2023-06-28 | Ground door opening and closing driving device for sectional tail door of motor vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220267483U (en) |
-
2023
- 2023-06-28 CN CN202321665618.0U patent/CN220267483U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101467422B1 (en) | Linear drive actuator for a movable vehicle panel | |
| CN201106350Y (en) | Electric open and close mechanism of vehicle post-end gate | |
| CN101967930A (en) | Automobile power back door driving mechanism | |
| US20060071504A1 (en) | Power actuator system for actuating a closure member | |
| US3062528A (en) | Window actuator | |
| CN111237453A (en) | Mechanical unlocking mechanism for electronic parking | |
| CN220267483U (en) | Ground door opening and closing driving device for sectional tail door of motor vehicle | |
| CN201172428Y (en) | Driving mechanism of electric rear tail gate for automobile | |
| CN201818174U (en) | Driving mechanism of electric tailgate of automobile | |
| CN212535382U (en) | Vehicle door fastener | |
| CN211032792U (en) | Rear spoiler assembly | |
| CN210798622U (en) | Electric opening and closing device for automobile side door and automobile with same | |
| CN204782482U (en) | Lifting device for automboile windscreen | |
| CN210257958U (en) | Jacking structure of automobile roof and vehicle | |
| CN211549303U (en) | Driving mechanism and turnover device | |
| CN211623059U (en) | Bidirectional transmission type supporting device | |
| CN113279656A (en) | Electric limiter for automobile side door | |
| CN113085505A (en) | Side door drive for automobile | |
| CN203211208U (en) | Mounting bracket of automobile pedal | |
| CN111305687A (en) | Bidirectional transmission type supporting device | |
| CN111497579A (en) | Skylight lifting motor driving device | |
| CN219691351U (en) | Door opening and closing device and automatic side door that opens and shuts of car | |
| CN112443233A (en) | Electric opening and closing device for automobile side door and automobile with same | |
| CN212867266U (en) | Worm gear and worm opening and closing door mechanism | |
| CN114321258B (en) | Electric variable stroke spiral spring type shock absorber |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |