CN113279656A - Electric limiter for automobile side door - Google Patents
Electric limiter for automobile side door Download PDFInfo
- Publication number
- CN113279656A CN113279656A CN202110516868.7A CN202110516868A CN113279656A CN 113279656 A CN113279656 A CN 113279656A CN 202110516868 A CN202110516868 A CN 202110516868A CN 113279656 A CN113279656 A CN 113279656A
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- CN
- China
- Prior art keywords
- rack
- side door
- duplex
- pin
- shell
- 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.)
- Pending
Links
- 230000005540 biological transmission Effects 0.000 claims abstract description 8
- 230000006698 induction Effects 0.000 claims description 6
- 230000006872 improvement Effects 0.000 description 8
- 230000033001 locomotion Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 230000009977 dual effect Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 239000005357 flat glass Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Images
Classifications
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
- E05F15/60—Power-operated mechanisms for wings using electrical actuators
- E05F15/603—Power-operated mechanisms for wings using electrical actuators using rotary electromotors
- E05F15/632—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for horizontally-sliding wings
- E05F15/655—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for horizontally-sliding wings specially adapted for vehicle wings
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
- E05F15/60—Power-operated mechanisms for wings using electrical actuators
- E05F15/603—Power-operated mechanisms for wings using electrical actuators using rotary electromotors
- E05F15/632—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for horizontally-sliding wings
- E05F15/635—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for horizontally-sliding wings operated by push-pull mechanisms, e.g. flexible or rigid rack-and-pinion arrangements
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
- E05F15/70—Power-operated mechanisms for wings with automatic actuation
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/50—Application of doors, windows, wings or fittings thereof for vehicles
- E05Y2900/53—Type of wing
- E05Y2900/531—Doors
Landscapes
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The invention discloses an electric limiter for an automobile side door, which comprises: a housing; the power assembly is arranged in the shell; the sensor is connected with the power assembly and used for sensing the opening and closing position, speed and direction of the side door of the automobile; the transmission assembly is arranged in the shell and comprises a duplex worm gear, a duplex gear and a rack, the large-end power assembly of the duplex worm gear is connected, the small end of the duplex worm gear is meshed with the large end of the duplex gear, and the small end of the duplex gear is meshed with the rack; one end of the rack is arranged in the door, and the other end of the rack is connected with the vehicle body fixing support through the movable connecting device; one end of the movable connecting device is hinged with the vehicle body fixing support, and the other end of the movable connecting device is hinged with the rack. The invention realizes the electromotion of opening and closing of the vehicle door, reduces the envelope of the limiter in a narrow space, and improves the strength of the executing piece, thereby improving the reliability and the adaptability of the product.
Description
Technical Field
The invention relates to an automobile side door limiter, in particular to an electric limiter for an automobile side door.
Background
At present, the technology application of the electric vehicle opening and closing technology on the tail door and the side sliding door is mature, the electric tail door is generally visible on luxury vehicle types, the application on compact vehicle types is gradually increased, but the application of the electric vehicle opening and closing technology on the side door of the vehicle is still in the development and starting stage, and developers can fully exert respective advantages by using respective technologies to realize the electric vehicle opening and closing function. But because the spacing arm of the slider-crank mechanism during operation of traditional mode stopper need swing, the motion envelope space of whole part is great, and electronic stopper is more than the part of traditional stopper, and the volume is bigger, receives the restriction in vehicle side door space, and the design degree of difficulty is great. Therefore, some manufacturers adopt an electric push rod scheme similar to an electric tail gate or a steel wire pull rope scheme similar to a window glass lifter, but the electric push rod scheme needs to be provided with a large hole on the side surface of a car door to meet the motion envelope space of the electric push rod, and the steel wire pull rope scheme has the problem that deformation and elongation of the pull rope influence the anti-pinch and anti-collision protection.
Disclosure of Invention
In order to solve the defects of the prior art, the invention provides the limiter for the side door of the automobile, the rack is used as the guide rod, one end of the rack is connected with the small connecting rod, the rack assembly does not need to swing, the function of electrically opening and closing the side door of the automobile is met, and meanwhile, the required enveloping space is reduced.
In order to achieve the above purpose, the invention provides the following technical scheme:
an electric limiter for a side door of an automobile comprises a shell; the power assembly is arranged in the shell; the sensor is connected with the power assembly and used for sensing the opening and closing position, speed and direction of the side door of the automobile; the transmission assembly is arranged in the shell and comprises a duplex worm gear, a duplex gear and a rack, the large end of the duplex worm gear is connected with the power assembly, the small end of the duplex worm gear is meshed with the large end of the duplex gear, and the small end of the duplex gear is meshed with the rack;
one end of the rack is arranged in the door, and the other end of the rack is connected with the vehicle body fixing support through the movable connecting device;
one end of the movable connecting device is hinged with the vehicle body fixing support, and the other end of the movable connecting device is hinged with the rack.
According to the invention, the rack is used as the guide rod, and the movable connecting device is arranged at one end of the rack, which is connected with the vehicle body fixing bracket, so that the rack does not need to swing, the function of electrically opening and closing the side door of the vehicle is met, and meanwhile, the required enveloping space is reduced.
As a further improvement of the invention, the movable connecting device comprises a small connecting rod, a first pin and a second pin, the small connecting rod is connected with the vehicle body fixing bracket through the first pin, and the small connecting rod is connected with the rack through the second pin.
As a further improvement of the invention, the small connecting rod comprises connecting sheets which are arranged up and down in parallel.
As a further improvement of the invention, the positions of the inner side wall of the shell, where the racks enter and exit the shell, are provided with lugs, and the lugs are opposite in pairs and respectively contacted with the side surfaces of the racks.
As a further improvement of the present invention, a support plate is fixedly installed in the housing, and the rack is disposed above the support plate and is slidably disposed relative to the support plate.
As a further improvement of the invention, the upper surface of the bearing plate is provided with an arc-shaped bulge which is matched with the bottom of the rack.
As a further improvement of the present invention, the support plate is mounted in the housing by a fifth pin, the fifth pin is provided with a groove recessed from both ends toward the center in the axial direction thereof, and the support plate is engaged with the groove.
As a further improvement of the invention, the power assembly comprises a motor and a worm, the worm is arranged on a motor shaft of the motor, and the large end of the duplex worm wheel is meshed with the worm.
As a further improvement to the present invention, the sensor includes a magnet fixed to the motor rotation shaft and induction devices fixed to the motor and distributed on one side of the magnet.
The invention has compact design structure, can realize the electromotion of opening and closing of the vehicle door, further reduces the enveloping of the limiter in a narrow space by arranging the small connecting rod structure, can replace and install the limiter without changing the open hole of the original limiter on the vehicle door, and improves the strength of the executive part, thereby improving the reliability and the adaptability of products.
Drawings
The drawings are not intended to be drawn to scale. In the drawings, each identical or nearly identical component that is illustrated in various figures may be represented by a like numeral. For purposes of clarity, not every component may be labeled in every drawing. Embodiments of various aspects of the present invention will now be described, by way of example, with reference to the accompanying drawings, in which:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the motorized stopper taken along line A-A of FIG. 1;
FIG. 3 is a schematic view of the connection of the rack and the small link;
FIG. 4 is a schematic view of the dual gear and dual worm gear;
FIG. 5 is a schematic view of the structure of the support plate connected to the pin and rack;
FIG. 6 is a schematic view of the connection of the rack near the end of the small link and the housing;
FIG. 7 is a schematic view of the connection of the rack away from the end of the small link and the housing;
fig. 8 is a schematic cross-sectional structure of fig. 7.
In the figures, the numerals have the following meanings: 1-a vehicle body fixing support, 2-a first pin, 3-a second pin, 4-a shell, 5-a worm, 6-a motor, 7-a magnet, 8-an induction device, 9-a double worm wheel, 10-a third pin, 11-a double gear, 12-a fourth pin, 13-a fifth pin, 14-a support plate, 15-a rack, 16-a small connecting rod and 17-a lug.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the drawings of the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the invention without any inventive step, are within the scope of protection of the invention. Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The use of "first," "second," and similar terms in the description and claims of the present application do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. Similarly, the singular forms "a," "an," or "the" do not denote a limitation of quantity, but rather denote the presence of at least one, unless the context clearly dictates otherwise. The terms "comprises," "comprising," or the like, mean that the elements or items listed before "comprises" or "comprising" encompass the features, integers, steps, operations, elements, and/or components listed after "comprising" or "comprising," and do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof. "upper", "lower", "left", "right", and the like are used only to indicate relative positional relationships, and when the absolute position of the object to be described is changed, the relative positional relationships may also be changed accordingly.
Example 1
As shown in the figure, the electric limiter for the side door of the automobile comprises a shell 4, a power assembly, a transmission assembly and a sensor. The sensor is connected with the power assembly, the power assembly is connected with the transmission assembly, the transmission assembly is connected with the automobile body fixing support 1, the transmission assembly is arranged in the shell 4, and the automobile body fixing support 1 is fixed on an automobile body.
In the present embodiment, the sensor includes a magnet 7 and a sensing device 8, and senses the position, speed, and direction of movement of the door by the rotation of the motor shaft. The power assembly is fixed on the shell 4 and comprises a worm 5 and a motor 6, and the worm 5 is arranged on a motor shaft of the motor 6.
In particular, the magnet 7 is fixed on the shaft of the motor 6 and rotates with the motor 6, the induction device 8 is fixed on the motor 6 through an intermediate piece and is arranged beside the magnet 7, and the induction device 8 can also be directly fixed on the motor 6.
The transmission assembly includes: the worm gear assembly comprises a duplex worm wheel 9 meshed with the worm 5, a duplex gear 11 meshed with the small end of the duplex worm wheel 9, and a rack 15 meshed with the small end of the duplex gear 11.
The duplicate worm wheel 9 and the duplicate gear 11 are respectively fixedly arranged on the shell 4 through a third pin 10 and a fourth pin 12.
The rack 15 is engaged with the small end of the dual gear 11, the bottom surface of the rack 15 slides on a support plate 14, and two ends of the support plate 14 are fixedly mounted on the housing 4 through two fifth pins 13.
Specifically, an arc-shaped bulge is arranged above the supporting plate 14 and is matched with the bottom of the rack 15.
Specifically, the fifth pin 13 is provided with a groove recessed from both ends to the center in the axial direction, and the support plate 14 is caught in the groove of the fifth pin 13 to restrict the movement of the support plate 14 in the vertical direction in which the rack 15 runs.
And a movable connecting device is arranged between the rack 15 and the vehicle body fixing support 1, and comprises a small connecting rod 16, a first pin 2 and a second pin 3. One end of the movable connecting device is hinged with the vehicle body fixing support 1, and the other end of the movable connecting device is hinged with the rack 15.
Specifically, the width of the two ends of the small connecting rod 16 is slightly larger than that of the middle part, and the whole structure is waist-shaped.
Specifically, one end of the small connecting rod 16 is connected with the rack 15 through a second pin 3, and the other end of the small connecting rod 16 is connected with the vehicle body fixing bracket 1 through a first pin 2. The design of the small connecting rod can lead the electric limiter of the invention to have compact structure and avoid occupying larger space due to the left and right swinging of the rack.
Specifically, the small connecting rod 16 comprises two connecting sheets which are arranged in parallel up and down; one end of each connecting piece is arranged on the upper outer surface and the lower outer surface of the rack 15, and the other end of each connecting piece is arranged on the upper inner surface and the lower inner surface of the vehicle body fixing support 1. The small connecting rod is simple in structural design and light.
The movable connecting device is not limited to the above structure, and any structure which can enable the vehicle body fixing bracket 1 and the rack 15 to rotate relatively and realize small-amplitude swing is within the protection scope of the invention.
The inner wall of the shell 4 is provided with a lug 17 at the position where the rack 15 enters and exits the shell 4, the lugs 17 are arranged in pairs and are opposite to each other, and the lugs 17 are respectively contacted with the side surface of the rack 15, so that the running direction of the rack is limited, and the rack can relatively and stably move left and right at the opening position arranged on the shell.
In the working practice of the electric limiter for the side door of the automobile, when a control system receives an instruction of opening/closing the door, a motor 6 is started, the motor 6 drives a duplex worm wheel 9 through a worm 5 on a motor shaft, a pinion at the small end of the duplex worm wheel 9 drives a duplex gear 11, the pinion at the small end of the duplex gear 11 pushes/pulls a rack 15, and the rack 15 pushes/pulls the door to open/close through a second pin 3, a small connecting rod 16, a first pin 2 and an automobile body fixing support 1 (fixed on an automobile body).
When the door needs to be opened/closed manually, the door pulls/pushes the rack 15 through the vehicle body fixing support 1, the first pin 2, the small connecting rod 16 and the second pin 3, the rack 15 drives the duplicate gear 11 to rotate, the duplicate gear 11 drives the duplicate worm wheel 9 to rotate through the large end, the duplicate worm wheel 9 drives the worm 5 and the motor shaft of the motor 6 to rotate through the large end, the magnet 7 on the motor shaft rotates along with the rotation, the control system judges the direction and the speed of the door motion through the sensing device 8 to assist in controlling the rotation direction and the speed of the motor 6, the state of manual operation of a simulator is achieved, and the manual opening/closing operation is easier.
The invention is not limited to the above-described embodiments as examples, and other variations in structure are possible. In particular, the sensor is not limited to be arranged on the motor shaft, but can be arranged on other rotatable central shafts, and all technical solutions formed by adopting equivalent replacement or equivalent transformation fall within the protection scope of the invention.
Although the present invention has been described with reference to the preferred embodiments, it is not intended to be limited thereto. Those skilled in the art can make various changes and modifications without departing from the spirit and scope of the invention. Therefore, the protection scope of the present invention should be determined by the appended claims.
Claims (9)
1. The utility model provides an automobile side door is with electronic stopper which characterized in that: the method comprises the following steps:
a housing;
the power assembly is arranged in the shell;
the sensor is connected with the power assembly and used for sensing the opening and closing position, speed and direction of the side door of the automobile;
the transmission assembly is arranged in the shell and comprises a duplex worm gear, a duplex gear and a rack, and the big end of the duplex worm gear
The power assembly is connected, the small end of the duplex worm gear is meshed with the large end of the duplex gear, and the small end of the duplex gear is meshed with the rack;
one end of the rack is arranged in the door, and the other end of the rack is connected with the vehicle body fixing support through the movable connecting device;
one end of the movable connecting device is hinged with the vehicle body fixing support, and the other end of the movable connecting device is hinged with the rack.
2. The electric stopper for the side door of an automobile according to claim 1, characterized in that: the movable connecting device comprises a small connecting rod, a first pin and a second pin, the small connecting rod is connected with the vehicle body fixing support through the first pin, and the small connecting rod is connected with the rack through the second pin.
3. The electric stopper for the side door of an automobile according to claim 2, characterized in that: the small connecting rod comprises connecting sheets which are arranged in parallel up and down.
4. The electric stopper for the side door of an automobile according to claim 1, characterized in that: the positions of the inner side wall of the shell, where the racks enter and exit the shell, are provided with lugs, and the lugs are opposite in pairs and respectively contact with the side faces of the racks.
5. The electric stopper for the side door of an automobile according to claim 1, characterized in that: a bearing plate is fixedly installed in the shell, and the rack is arranged above the bearing plate and arranged in a sliding mode relative to the bearing plate.
6. The electric stopper for the side door of an automobile according to claim 5, characterized in that: the upper surface of the bearing plate is provided with an arc-shaped bulge which is matched with the bottom of the rack.
7. The electric stopper for the side door of an automobile according to claim 5, characterized in that: the bearing plate is arranged in the shell through a fifth pin, a groove which is sunken from two ends to the center is arranged on the fifth pin in the axial direction, and the bearing plate is clamped with the groove.
8. The electric stopper for the side door of an automobile according to claim 1, characterized in that: the power assembly comprises a motor and a worm, the worm is arranged on a motor shaft of the motor, and the large end of the duplex worm wheel is meshed with the worm.
9. The electric stopper for the side door of an automobile according to claim 8, characterized in that: the sensor comprises a magnet and induction devices, wherein the magnet is fixed on a motor rotating shaft, and the induction devices are fixed on the motor and distributed on one side of the magnet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110516868.7A CN113279656A (en) | 2021-05-12 | 2021-05-12 | Electric limiter for automobile side door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110516868.7A CN113279656A (en) | 2021-05-12 | 2021-05-12 | Electric limiter for automobile side door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113279656A true CN113279656A (en) | 2021-08-20 |
Family
ID=77278701
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110516868.7A Pending CN113279656A (en) | 2021-05-12 | 2021-05-12 | Electric limiter for automobile side door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113279656A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117739088A (en) * | 2024-02-18 | 2024-03-22 | 四川腾盾科技有限公司 | Unmanned aerial vehicle tail cabin door transmission system and unmanned aerial vehicle tail cabin door structure |
-
2021
- 2021-05-12 CN CN202110516868.7A patent/CN113279656A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117739088A (en) * | 2024-02-18 | 2024-03-22 | 四川腾盾科技有限公司 | Unmanned aerial vehicle tail cabin door transmission system and unmanned aerial vehicle tail cabin door structure |
| CN117739088B (en) * | 2024-02-18 | 2024-04-30 | 四川腾盾科技有限公司 | Unmanned aerial vehicle tail cabin door transmission system and unmanned aerial vehicle tail cabin door structure |
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