CN210707310U - Vehicle windscreen wiper device - Google Patents
Vehicle windscreen wiper device Download PDFInfo
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- CN210707310U CN210707310U CN201921839642.5U CN201921839642U CN210707310U CN 210707310 U CN210707310 U CN 210707310U CN 201921839642 U CN201921839642 U CN 201921839642U CN 210707310 U CN210707310 U CN 210707310U
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- wiper
- worm
- worm wheel
- controller
- output shaft
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Abstract
The utility model discloses a vehicle windscreen wiper device relates to car technical field, including at least one wiper, the wiper includes: the shell is internally provided with an accommodating space; a power unit having an output shaft; the transmission device is arranged in the accommodating space and is connected with the power device through the output shaft, wherein the transmission device comprises: a worm connected with the output shaft; the worm wheel is in transmission connection with the worm; the wiper arm is connected with the transmission device through a rotating shaft; the wiper blade, the doctor-bar with the wiper arm is kept away from the one end of pivot is connected, the controller is installed on the casing, and is located the top of worm wheel to reach and saved the installation space that mechanical rod system took, reduced the wiper rod system design and checked the requirement, alleviateed assembly adjustment work load, adapt to the technical effect of different windshield sizes fast.
Description
Technical Field
The utility model belongs to the technical field of the car, especially, relate to a vehicle windscreen wiper device.
Background
When the existing automobile windscreen wiper works, the rotating motion of a motor drives a swing arm to drive a four-bar mechanism after a speed reducer such as a worm gear and a worm reduces speed and increases torque; the four-bar linkage mechanism enables a rotating shaft arranged on the front coaming to swing left and right; finally, the rotating shaft drives the wiper arm to wipe the windshield. However, the wiper has a complicated mechanical structure and a large installation space; the design of the wiper rod system is complex, the workload is large, and because the shapes and the areas of windshields of different vehicle types are different, each new vehicle type needs to design and check the wiper rod system again; and the wiper transmission rod system often causes the wiper assembly adjustment workload to be large and the reliability to be relatively low due to processing errors.
Disclosure of Invention
The embodiment of the application provides a vehicle windscreen wiper device, and it is complicated to have solved among the prior art windscreen wiper mechanical structure, and installation space is big, and the windscreen wiper rod system design is complicated, and windscreen wiper assembly adjustment work load is big, and the reliability is also lower technical problem relatively, has reached the installation space who saves the mechanical rod system and occupy, reduces the windscreen wiper rod system design and checks the requirement, alleviates assembly adjustment work load, adapts to the technological effect of different windshield sizes fast.
An embodiment of the utility model provides a vehicle windscreen wiper device, including at least one wiper, the wiper includes: the shell is internally provided with an accommodating space; a power unit having an output shaft; the transmission device is arranged in the accommodating space and is connected with the power device through the output shaft, wherein the transmission device comprises: a worm connected with the output shaft; the worm wheel is in transmission connection with the worm; the wiper arm is connected with the transmission device through a rotating shaft; the wiper blade is connected with one end of the wiper arm, which is far away from the rotating shaft; and the controller is arranged on the shell and is positioned above the worm wheel.
Preferably, the worm wheel is rigidly connected with the rotating shaft.
Preferably, the power device is a motor.
Preferably, the method further comprises the following steps: and the bus is arranged between two adjacent windscreen wipers.
Preferably, the controller includes: the sensor collects magnetic field signals, and is welded on one end face, facing the worm wheel, of the controller; the signal acquisition circuit is used for acquiring a detection result sent by the sensor and is in communication connection with the sensor; and the singlechip is used for receiving the detection result, calculating the position of the scraping blade and driving the power device to operate, and is in communication connection with the signal acquisition circuit.
Preferably, the controller has the same outer dimensions as the housing.
Preferably, the sensor is a magnetic angle sensor chip.
The embodiment of the utility model provides an in above-mentioned one or more technical scheme, have following one or more technological effect at least:
an embodiment of the utility model provides a vehicle windscreen wiper device, including at least one wiper, the wiper includes: casing, transmission, power device, windscreen wiper arm, doctor-bar, wherein, the inside accommodation space that has of casing, and then can set up transmission inside the accommodation space, transmission includes: the worm and the worm wheel are in transmission connection with the worm; the power device is provided with an output shaft, the output shaft is connected with the transmission device, the wiper arm can be connected with the transmission device through a rotating shaft, the wiper blade is connected with one end, far away from the rotating shaft, of the wiper arm, the worm of the transmission device is driven by the worm to operate, the center of the worm wheel is connected with the rotating shaft, the worm wheel is rigidly connected with the rotating shaft, the rotating shaft drives the wiper arm and the wiper blade to operate, and the controller is installed on the shell and located above the worm wheel. Therefore, the worm and gear structure is directly driven by the motor to drive the wiper arm to operate, the mechanical bar system of the traditional wiper is cancelled, the function of the mechanical bar system is further replaced based on the controller, the positive and negative rotation of the motor is judged and controlled through a control algorithm, the effect of swinging the wiper arm to wipe the wiper is realized, and the effect of synchronous wiping of different wiper arms is realized, so that the technical problems that the mechanical structure of the wiper is complex, the installation space is large, the design of the wiper bar system is complex, the workload of assembling and adjusting the wiper is large, and the reliability is relatively low in the prior art are solved, the installation space occupied by the mechanical bar system is saved, the design checking requirement of the wiper bar system is reduced, the workload of assembling and adjusting is reduced, and the technical effect of rapidly adapting to different sizes of the windshield glass is.
The above description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following detailed description of the present invention is given.
Drawings
Fig. 1 is a schematic structural view of a wiper in a vehicle wiper device according to an embodiment of the present invention;
fig. 2 is another schematic structural view of a wiper in a vehicle wiper device according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a vehicle wiper device according to an embodiment of the present invention.
Description of reference numerals: the device comprises a controller 1, a sensor 11, a power device 2, a worm 3, a worm wheel 4, a rotating shaft 5, a wiper arm 6, a wiper blade 7, a shell 8 and a bus 9.
Detailed Description
The embodiment of the application provides a vehicle windscreen wiper device for solve among the prior art windscreen wiper mechanical structure complicated, installation space is big, and the windscreen wiper lever system design is complicated, and windscreen wiper assembly adjustment work load is big, the technical problem that the reliability is also relatively lower.
The embodiment of the utility model provides an in technical scheme, overall structure as follows: the shell is internally provided with an accommodating space; a power unit having an output shaft; the transmission device is arranged in the accommodating space and is connected with the power device through the output shaft, wherein the transmission device comprises: a worm connected with the output shaft; the worm wheel is in transmission connection with the worm; the wiper arm is connected with the transmission device through a rotating shaft; the wiper blade, the doctor-bar with the wiper arm is kept away from the one end of pivot is connected, the controller is installed on the casing, and is located the top of worm wheel to reach and saved the installation space that mechanical rod system took, reduced the wiper rod system design and checked the requirement, alleviateed assembly adjustment work load, adapt to the technical effect of different windshield sizes fast.
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example one
The present embodiment provides a vehicle wiper device, which includes at least one wiper blade, and please refer to fig. 1, which includes the following details:
the wiper blade includes: the shell body 8, the inside of the shell body 8 has an accommodating space.
Particularly, the wiper system is used for eliminating raindrops and snowflakes on a vehicle window in snow days or rain days, and scraping muddy water splashed onto a front windshield when the vehicle runs on a muddy road, so that the sight of a driver is ensured, and the running safety of the vehicle is ensured. The wiper system in this embodiment includes at least one wiper, that is, each wiper system includes one or more wipers, and the multiple wipers are connected by connecting lines. Further, the housing 8 is a component of the wiper system for accommodating other elements.
The wiper blade further comprises: the transmission device is arranged inside the accommodating space; further, the transmission device includes: the worm 3 is connected with the output shaft; and the worm wheel 4 is in transmission connection with the worm 3.
Specifically, the transmission device is a mechanism for performing transmission in the wiper system, and in the present embodiment, the transmission device is preferably a worm gear mechanism. Thus, the transmission comprises: worm wheel 4 and worm 3, wherein, worm 3 and the output shaft connection of motor, and then carry out the transmission with worm 3 worm wheel 4 and be connected, like this, can be used for transmitting motion and power through worm wheel worm machine structure. The worm wheel and the worm are equivalent to a gear and a rack in the middle plane, and the worm is similar to a screw in shape.
The wiper blade further comprises: and the power device 2 is provided with an output shaft, and the power device 2 is connected with the transmission device through the output shaft.
Further, the power device 2 is a motor.
Specifically, the power device 2 is a component for providing power in the wiper system, and in this embodiment, the power device 2 is preferably a motor, and the type of the motor can be installed and designed according to actual needs, and in this embodiment, there is no particular limitation, and for example, a brushed dc motor can be selected. The power unit 2 has a power output shaft through which it can be connected to the worm 3 in the transmission, so that when the motor is running, the worm 3 can be driven, and the worm wheel 4 can be driven to run.
The wiper blade further comprises: the wiper arm 6 is connected with the transmission device through a rotating shaft 5; and the wiper blade 7 is connected with one end, far away from the rotating shaft 5, of the wiper arm 6.
Further, the worm wheel 4 is rigidly connected with the rotating shaft 5.
Specifically, the worm wheel 4 is rigidly connected to one end of the rotating shaft 5, the wiper arm 6 is connected to the other end of the rotating shaft 5, and the wiper blade 7 is connected to the other end of the wiper arm 6. Thus, because the output shaft of the motor is connected with the worm 3, the worm 3 drives the worm wheel 4 to rotate, the central position of the worm wheel 4 is connected with the rotating shaft 5, the worm wheel 4 is rigidly connected with the rotating shaft 5, and the rotating shaft 5 drives the wiper arm 6 and the wiper blade 7 to rotate.
Therefore, in the embodiment, the mechanical rod system of the windscreen wiper is eliminated, the motor drives the worm and gear structure to directly drive the windscreen wiper arm to operate, the function of the mechanical rod system is further replaced by the controller, the positive and negative rotation of the motor is judged and controlled through a control algorithm, and the swinging and wiping effects of the windscreen wiper arm and the synchronous wiping effects of different windscreen wiper arms are realized. Thereby greatly saving the installation space occupied by the mechanical rod system, reducing the design check requirement of the wiper rod system and reducing the workload of assembly and adjustment; the angle of the scraping brush can be arbitrarily set, and the maximum scraping brush angle can be calibrated through a program, so that the device can be quickly adapted to different sizes of windshields.
Further, the wiper device further includes: a controller 1, the controller 1 being mounted on the housing 8 and located above the worm wheel 4, wherein the controller 1 includes: a sensor 11 for collecting a magnetic field signal, wherein the sensor 11 is welded on one end surface of the controller 1 facing the worm wheel 4; the signal acquisition circuit is used for acquiring a detection result sent by the sensor 11 and is in communication connection with the sensor 11; and the singlechip is used for receiving the detection result, calculating the position of the scraping blade 7 and driving the power device 2 to operate, and is in communication connection with the signal acquisition circuit.
Further, the controller 1 has the same outer dimensions as the housing 8.
Further, the sensor 11 is a magnetic angle sensor chip.
Specifically, the controller 1 is a main component of a control system for controlling the wiper system, and the controller 1 is mounted on a housing 8 and fixed above the worm wheel 4 via the housing 8. In this way, as shown in fig. 2, the controller 1, the motor 2, the worm 3, the worm wheel 4, the rotating shaft 5 and the like are integrally designed through the housing 8. Wherein, the wiper controller 1 has the same size as the shell and is arranged on the shell 8.
Further, controller 1 includes singlechip, sensor 11 and signal acquisition circuit, power processing circuit etc. and sensor 11 is magnetic angle sensor chip, and sensor 11 welds in controller 1's back, faces worm wheel 4, promptly, sensor 11 welds in controller 1 is on the terminal surface towards worm wheel 4. When the worm gear structure operates, the magnetic field change can be detected through the sensor 11, then the detection result is transmitted to the single chip microcomputer through the signal acquisition circuit, the single chip microcomputer calculates and judges the position of the scraping blade 7, the motor is controlled and driven to rotate in the forward and reverse directions, and then the motor drives the worm gear 4, the worm gear 4 drives the rotating shaft 5, and then the wiper arm 6 and the scraping blade 7 to operate.
And the bus 9, wherein the bus 9 is arranged between two adjacent windscreen wipers.
Specifically, as described above, the wiper system according to the present embodiment includes one or more wipers, and as shown in fig. 3, the plurality of wipers are connected to each other via the bus 9, the master wiper issues position information in real time based on the bus 9, and the slave wiper acquires position information based on the bus 9 and follows the position information, thereby realizing synchronous control of the plurality of wipers. In this embodiment, the type of the bus 9 is not specifically limited, and may be specifically designed according to actual needs, for example, a CAN bus may be used. The maximum scraping angle of the scraping blade 7 of each windscreen wiper can be calibrated and flexibly adjusted through the controller 1 according to actual conditions such as the size of a windshield and the like.
Therefore, in the embodiment, the mechanical rod system of the windscreen wiper is eliminated, the motor drives the worm and gear structure to directly drive the windscreen wiper arm to operate, the function of the mechanical rod system is further replaced by the controller, the positive and negative rotation of the motor is judged and controlled through a control algorithm, and the swinging and wiping effects of the windscreen wiper arm and the synchronous wiping effects of different windscreen wiper arms are realized. Thereby greatly saving the installation space occupied by the mechanical rod system, reducing the design check requirement of the wiper rod system and reducing the workload of assembly and adjustment; the windscreen wiper system can achieve arbitrary wiping and brushing angles, and the maximum wiping and brushing angles can be calibrated through programs, so that the windscreen wiper system can be quickly adapted to different sizes of windshields, can improve design and development efficiency, and can greatly reduce requirements on design verification and installation accuracy of the windscreen wiper system.
The embodiment of the utility model provides an in above-mentioned one or more technical scheme, have following one or more technological effect at least:
an embodiment of the utility model provides a vehicle windscreen wiper device, including at least one wiper, the wiper includes: casing, transmission, power device, windscreen wiper arm, doctor-bar, wherein, the inside accommodation space that has of casing, and then can set up transmission inside the accommodation space, transmission includes: the worm and the worm wheel are in transmission connection with the worm; the power device is provided with an output shaft, the output shaft is connected with the transmission device, the wiper arm can be connected with the transmission device through a rotating shaft, the wiper blade is connected with one end, far away from the rotating shaft, of the wiper arm, the worm of the transmission device is driven by the worm to operate, the center of the worm wheel is connected with the rotating shaft, the worm wheel is rigidly connected with the rotating shaft, the rotating shaft drives the wiper arm and the wiper blade to operate, and the controller is installed on the shell and located above the worm wheel. Therefore, the worm and gear structure is directly driven by the motor to drive the wiper arm to operate, the mechanical bar system of the traditional wiper is cancelled, the function of the mechanical bar system is further replaced based on the controller, the positive and negative rotation of the motor is judged and controlled through a control algorithm, the effect of swinging the wiper arm to wipe the wiper is realized, and the effect of synchronous wiping of different wiper arms is realized, so that the technical problems that the mechanical structure of the wiper is complex, the installation space is large, the design of the wiper bar system is complex, the workload of assembling and adjusting the wiper is large, and the reliability is relatively low in the prior art are solved, the installation space occupied by the mechanical bar system is saved, the design checking requirement of the wiper bar system is reduced, the workload of assembling and adjusting is reduced, and the technical effect of rapidly adapting to different sizes of the windshield glass is.
While the preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the appended claims be interpreted as including the preferred embodiment and all such alterations and modifications as fall within the scope of the invention.
It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (7)
1. A vehicle wiper device comprising at least one wiper blade, said wiper blade comprising:
the shell is internally provided with an accommodating space;
a power unit having an output shaft;
the transmission device is arranged in the accommodating space and is connected with the power device through the output shaft, wherein the transmission device comprises:
a worm connected with the output shaft;
the worm wheel is in transmission connection with the worm;
the wiper arm is connected with the transmission device through a rotating shaft; the wiper blade is connected with one end of the wiper arm, which is far away from the rotating shaft; and the controller is arranged on the shell and is positioned above the worm wheel.
2. The windscreen wiper device as set forth in claim 1 wherein said worm gear is rigidly connected to said shaft.
3. The windscreen wiper device as set forth in claim 1 wherein said motive device is an electric motor.
4. The windscreen wiper device as set forth in claim 1 further comprising:
and the bus is arranged between two adjacent windscreen wipers.
5. The windscreen wiper device as set forth in claim 1 wherein said controller includes:
the sensor collects magnetic field signals, and is welded on one end face, facing the worm wheel, of the controller;
the signal acquisition circuit is used for acquiring a detection result sent by the sensor and is in communication connection with the sensor;
and the singlechip is used for receiving the detection result, calculating the position of the scraping blade and driving the power device to operate, and is in communication connection with the signal acquisition circuit.
6. The windscreen wiper device as set forth in claim 1 wherein said controller is the same physical size as said housing.
7. The windscreen wiper device as set forth in claim 5 wherein said sensor is a magnetic angle sensor chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921839642.5U CN210707310U (en) | 2019-10-30 | 2019-10-30 | Vehicle windscreen wiper device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921839642.5U CN210707310U (en) | 2019-10-30 | 2019-10-30 | Vehicle windscreen wiper device |
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| Publication Number | Publication Date |
|---|---|
| CN210707310U true CN210707310U (en) | 2020-06-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921839642.5U Active CN210707310U (en) | 2019-10-30 | 2019-10-30 | Vehicle windscreen wiper device |
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| CN (1) | CN210707310U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113489243A (en) * | 2021-07-01 | 2021-10-08 | 浙江开拓电器股份有限公司 | Axial two-pole equally-divided magnet hidden type automobile wiper motor assembly and control method thereof |
-
2019
- 2019-10-30 CN CN201921839642.5U patent/CN210707310U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113489243A (en) * | 2021-07-01 | 2021-10-08 | 浙江开拓电器股份有限公司 | Axial two-pole equally-divided magnet hidden type automobile wiper motor assembly and control method thereof |
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