CN218350604U - HUD's curved mirror position detection device - Google Patents
HUD's curved mirror position detection device Download PDFInfo
- Publication number
- CN218350604U CN218350604U CN202222155067.5U CN202222155067U CN218350604U CN 218350604 U CN218350604 U CN 218350604U CN 202222155067 U CN202222155067 U CN 202222155067U CN 218350604 U CN218350604 U CN 218350604U
- Authority
- CN
- China
- Prior art keywords
- curved mirror
- hud
- position detection
- worm
- base
- 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
Images
Abstract
The utility model discloses a HUD curved mirror position detection device, which comprises a base, wherein an arrangement space is arranged in the base; the curved mirror is positioned at one end of the base and is rotationally connected with the base; the control rod is detachably arranged at one end of the curved mirror through a rotating shaft, the rotating shaft is rotatably connected with the curved mirror, and the rotating shaft is fixedly connected with one end of the control rod; the problem of inaccurate positioning is solved by adding the position sensor, so that the adjustment precision of the curved surface reflector is not influenced by the precision of the transmission device any more. Between position sensor and the detection object, there is not transmission, so do not have virtual position, because the high accuracy characteristics of sensor, so the adjusting position of curved surface speculum is also accurate. Whether the curved surface reflector rotates to the expected position or not is judged by the sensor, the final result is not influenced by the size of the virtual position of the transmission device, and the requirement on the design precision of the transmission device is reduced to a certain extent.
Description
Technical Field
The utility model belongs to the technical field of HUD adjusts, concretely relates to HUD's curved mirror position detection device.
Background
Head-up displays are also known as heads-up displays. The aircraft flight assist device is commonly applied to aircraft at present, and is gradually popularized in automobiles nowadays. The head-up display aims at improving the safety of the automobile, and enables a driver to concentrate on the road surface, so that accidents are reduced. In recent years, the market of head-up displays has been rapidly developed, and more vehicle models are equipped with the products of the head-up displays.
In the prior art, a head-up display mainly includes a Main Control Unit (MCU), a video projection unit (PGU), a plane mirror, a curved mirror, a stepping motor (i.e., an adjustment motor), a transmission device, and the like. The stepping motor is mainly used for adjusting the height of the image of the head-up display and is suitable for drivers with different heights. The general image height regulating method uses a step motor to drive a curved reflector to rotate through a transmission device so as to achieve the purpose of regulating the height. Because certain friction and energy loss exist between the stepping motor and the transmission device and between the transmission device and the curved surface reflector (especially when the stepping motor is just started, the energy loss is larger), a virtual position exists in the adjusting process, so that the actual rotating position of the curved surface reflector is smaller than the expected position, and the difference is not regularly circulated, so that the compensation cannot be made on software.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problems in the prior art, an object of the present invention is to provide a curved mirror position detection device for HUD.
The utility model discloses the technical scheme who adopts does:
a HUD curved mirror position detection device comprises a base, wherein an accommodating space is arranged in the base; the curved mirror is positioned at one end of the base and is rotationally connected with the base; the control rod is detachably arranged at one end of the curved mirror through a rotating shaft, the rotating shaft is rotatably connected with the curved mirror, and the rotating shaft is fixedly connected with one end of the control rod; a position sensor detachably installed in the installation space, for detecting a position of the detection object; the detection object is detachably mounted on the control rod.
As the utility model discloses a preferred, the base is close to one side of curved mirror is equipped with the control flume, the one end of curved mirror is located the control flume, it is equipped with the axis of rotation to rotate on the lateral wall of control flume, the fixed block that is equipped with in the axis of rotation, the fixed block with curved mirror fixed connection.
As the utility model discloses a preferred, the fixed slide rail that is equipped with on one side inner wall of control box, it is equipped with the slider to slide on the slide rail, the one end of slider is equipped with the spout, the slider with the one end sliding connection of control lever, the detection object is fixed to be set up on the slider.
As an optimization of the present invention, the control rod and the relative sliding direction of the slider are perpendicular to the sliding block and the sliding rail.
As the optimization of the utility model, the utility model also comprises an image projection unit which is detachably arranged in the placing space; the main control unit is detachably arranged in the accommodating space and is positioned on one side of the image projection unit; and the adjusting motor is detachably mounted in the accommodating space, is positioned on one side of the main control unit far away from the image projection unit, and controls the curved mirror through a transmission device.
As the utility model discloses a preferably, transmission includes worm wheel and worm, the worm wheel is fixed to be set up in the axis of rotation, one side meshing of worm wheel has the worm, the worm with the lateral wall of control box rotates to be connected, the one end of worm runs through the control box, the worm runs through the one end of control box is located settle the space, the worm runs through the one end of control box with the adjusting motor transmission is connected.
As a preferred embodiment of the present invention, the transmission device further comprises a transmission gear and a reduction gear, the transmission gear is engaged with the reduction gear, the transmission gear is fixedly arranged on the transmission shaft, the transmission shaft is controlled by the adjusting motor, the reduction gear is fixedly arranged on the worm to run through the one end of the control slot.
As a preferred choice, the fixed bearing frame that is equipped with on one side inner wall in arrangement space, the worm with the transmission shaft with the bearing frame rotates respectively to be connected.
As the optimization of the utility model, the utility model also comprises an image projection unit which is detachably arranged in the placing space; the main control unit is detachably arranged in the accommodating space and is positioned on one side of the image projection unit; and the charging module is detachably arranged in the arrangement space and is positioned at one end of the arrangement space, which is far away from the image projection unit.
As the utility model discloses a preferred, still include the sucking disc, the sucking disc is fixed to be set up the base is kept away from the one end of curved mirror.
The utility model has the advantages that:
1. the problem of inaccurate positioning is solved by adding the position sensor, so that the adjustment precision of the curved surface reflector is not influenced by the precision of the transmission device any more.
2. There is no transmission device between the position sensor and the detection object, so there is no virtual position, and the adjustment position of the curved surface reflector is also accurate due to the high precision of the sensor.
3. Whether the curved surface reflector rotates to the expected position or not is judged through the sensor, the size of the virtual position of the transmission device cannot influence the final result, and the requirement on the design precision of the transmission device is reduced to a certain extent.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is an enlarged schematic view of fig. 1B according to the present invention;
FIG. 3 isbase:Sub>A schematic structural view of the present invention in the direction A-A shown in FIG. 1;
fig. 4 is an enlarged schematic view of fig. 3C according to the present invention;
fig. 5 is an enlarged schematic view of the structure of fig. 3 according to the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention, i.e., the described embodiments are only some, but not all embodiments of the invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiment of the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.
The following describes a specific embodiment of the present invention with reference to fig. 1 to 5, a curved mirror position detection device for HUD, which includes a base 17 having a housing space 18 therein; the curved mirror 11 is positioned at one end of the base 17 and is rotationally connected with the base 17; a control rod 12 detachably mounted at one end of the curved mirror 11 through a rotating shaft 13, wherein the rotating shaft 13 is rotatably connected with the curved mirror 11, and the rotating shaft 13 is fixedly connected with one end of the control rod 12; a position sensor 33 detachably installed in the seating space 18 for detecting a position of the detection object 32; the detection object 32 can move together with the control stick 12.
Advantageously, a control groove 29 is formed in one side of the base 17 close to the curved mirror 11, one end of the curved mirror 11 is located in the control groove 29, a rotating shaft 23 is rotatably arranged on a side wall of the control groove 29, a fixing block 21 is fixedly arranged on the rotating shaft 23, and the fixing block 21 is fixedly connected with the curved mirror 11.
Advantageously, a slide rail 31 is fixedly arranged on an inner wall of one side of the control slot 29, a slide block 34 is slidably arranged on the slide rail 31, a slide groove is arranged at one end of the slide block 34, the slide block 34 is slidably connected with one end of the control rod 12, and the detection object 32 is fixedly arranged on the slide block 34.
Advantageously, the relative sliding direction of the control rod 12 and the sliding block 34 is perpendicular to the relative sliding direction of the sliding block 34 and the sliding rail 31.
Advantageously, it further comprises an image projection unit 30 removably mounted in said housing space 18; a main control unit 19 detachably installed in the installation space 18 and located at one side of the image projection unit 30; and the adjusting motor 16 is detachably arranged in the accommodating space 18, is positioned on one side of the main control unit 19 far away from the image projection unit 30, and controls the curved mirror 11 through a transmission device.
Advantageously, the transmission device comprises a worm wheel 22 and a worm 27, the worm wheel 22 is fixedly arranged on the rotating shaft 23, one side of the worm wheel 22 is engaged with the worm 27, the worm 27 is rotatably connected with the side wall of the control groove 29, one end of the worm 27 penetrates through the control groove 29, one end of the worm 27 far away from the control groove 29 is positioned in the accommodating space 18, and one end of the worm 27 far away from the control groove 29 is in transmission connection with the adjusting motor 16.
Advantageously, the transmission device further comprises a transmission gear 24 and a reduction gear 28, the transmission gear 24 is meshed with the reduction gear 28, the transmission gear 24 is fixedly arranged on a transmission shaft 26, the transmission shaft 26 is controlled by the adjusting motor 16, and the reduction gear 28 is fixedly arranged at one end of the worm 27 far away from the control groove 29.
Advantageously, a bearing bracket 25 is fixedly arranged on one side inner wall of the accommodating space 18, and the worm 27 and the transmission shaft 26 are respectively and rotatably connected with the bearing bracket 25.
Advantageously, it further comprises an image projection unit 30 removably mounted in said housing space 18; a main control unit 19 detachably installed in the installation space 18 and located at one side of the image projection unit 30; the charging module 14 is detachably installed in the accommodating space 18 and is located at one end of the accommodating space 18 far away from the image projection unit 30.
Advantageously, it further comprises a suction cup 15, said suction cup 15 being fixedly arranged at an end of said base 17 remote from said curved mirror 11; the suction cup 15 can be used for flexibly fixing the device in the automobile.
The utility model discloses theory of operation:
the device receives the instruction of the main control unit 19, including the user setting the expected position of the curved mirror 11; each expected position of the curved mirror 11 within the effective rotation range (not exceeding the control slot 29) corresponds to a preset position of one detection object 32, and is correspondingly present and unique;
the adjusting motor 16 drives the curved mirror 11 to rotate through a transmission device; the curved mirror 11 approaches to the desired position, but the curved mirror 11 cannot reach the desired position accurately due to possible errors caused by the transmission device;
the rotating shaft 13 moves along with the mirror 11, the control rod 12 and the rotating shaft 13 rotate, and the control rod 12 is always kept in a vertical state under the constraint of the sliding block 34; during this period, the slider 34 slides along the slide rail 31 (horizontally), and the control rod 12 slides relative to the slider 34 along the length direction thereof (vertically);
the detection object 32 moves along with the slider 34;
the position sensor 33 continuously detects the position of the detection object 32, and when the position sensor 33 detects that the detection object 32 reaches a predetermined position, the curved mirror 11 is located at a desired position and fed back to the main control unit 19, and the adjustment motor 16 stops working, so that the adjustment is completed.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate member, or they may be connected through two or more elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.
The foregoing is illustrative and explanatory of the structure of the invention, and it is intended that those skilled in the art who have the structure described herein be able to make various modifications, additions or substitutions thereto, without departing from the scope of the invention as defined in the claims.
Claims (10)
1. The utility model provides a HUD's curved mirror position detection device which characterized in that: comprises that
A base having a mounting space therein;
the curved mirror is rotatably connected with the base;
the control rod is detachably arranged at one end of the curved mirror through a rotating shaft, the rotating shaft is rotatably connected with the curved mirror, and the rotating shaft is fixedly connected with one end of the control rod;
a position sensor detachably installed in the installation space to detect a position of the detection object; the detection object may move together with the control stick.
2. A curved mirror position detection apparatus for a HUD in accordance with claim 1, wherein: one side that the base is close to curved mirror is equipped with the control flume, curved mirror's one end is located the control flume, it is equipped with the axis of rotation to rotate on the lateral wall of control flume, the fixed block that is equipped with in the axis of rotation, the fixed block with curved mirror fixed connection.
3. A curved mirror position detection apparatus for a HUD according to claim 2, wherein: the slide rail is fixedly arranged on the inner wall of one side of the control groove, the slide rail is provided with a slide block in a sliding mode, one end of the slide block is provided with a slide groove, the slide block is connected with one end of the control rod in a sliding mode, and the detection object is fixedly arranged on the slide block.
4. A curved mirror position detection apparatus for a HUD according to claim 3, wherein: the relative sliding direction of the control rod and the sliding block is perpendicular to the opposite surface of the relative sliding direction of the sliding block and the sliding rail.
5. A curved mirror position detection apparatus for a HUD as claimed in claim 4, wherein: the image projection unit is detachably arranged in the arrangement space; the main control unit is detachably arranged in the accommodating space and is positioned on one side of the image projection unit; and the adjusting motor is detachably mounted in the accommodating space, is positioned on one side of the main control unit far away from the image projection unit, and controls the curved mirror through a transmission device.
6. A curved mirror position detection apparatus for a HUD according to claim 5, further comprising: the transmission device comprises a worm wheel and a worm, the worm wheel is fixedly arranged on the rotating shaft, a worm is meshed on one side of the worm wheel, the worm is connected with the side wall of the control groove in a rotating mode, one end of the worm penetrates through the control groove, one end of the control groove is located in the accommodating space, and one end of the control groove is connected with the adjusting motor in a transmission mode.
7. A curved mirror position detection apparatus for a HUD in accordance with claim 6, wherein: the transmission device further comprises a transmission gear and a reduction gear, the transmission gear is meshed with the reduction gear, the transmission gear is fixedly arranged on a transmission shaft, the transmission shaft is controlled by an adjusting motor, and the reduction gear is fixedly arranged at one end, far away from the control groove, of the worm.
8. A curved mirror position detection apparatus for a HUD in accordance with claim 7, wherein: the bearing frame is fixedly arranged on the inner wall of one side of the accommodating space, and the worm and the transmission shaft are respectively and rotatably connected with the bearing frame.
9. A curved mirror position detection apparatus for a HUD according to claim 1, wherein: the image projection unit is detachably arranged in the arrangement space; the main control unit is detachably arranged in the accommodating space and is positioned on one side of the image projection unit; and the charging module is detachably mounted in the arrangement space and is positioned at one end of the arrangement space, which is far away from the image projection unit.
10. A curved mirror position detection apparatus for a HUD in accordance with claim 1, wherein: the base is arranged on the base, and the base is arranged on the surface of the curved mirror.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222155067.5U CN218350604U (en) | 2022-08-16 | 2022-08-16 | HUD's curved mirror position detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222155067.5U CN218350604U (en) | 2022-08-16 | 2022-08-16 | HUD's curved mirror position detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218350604U true CN218350604U (en) | 2023-01-20 |
Family
ID=84914317
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222155067.5U Active CN218350604U (en) | 2022-08-16 | 2022-08-16 | HUD's curved mirror position detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218350604U (en) |
-
2022
- 2022-08-16 CN CN202222155067.5U patent/CN218350604U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102582525B (en) | Combiner positioning system for head-up display | |
| CN105022168B (en) | A kind of HUD picture altitudes regulating device | |
| CN106080196A (en) | A kind of vehicle automatic controller and automobile | |
| CN107561713B (en) | Head-up display device | |
| CN113953935B (en) | Polishing mechanical arm for automobile rear combination lamp mounting bracket | |
| CN218350604U (en) | HUD's curved mirror position detection device | |
| KR20150117117A (en) | Head up display apparatus for vehicle | |
| CN204883051U (en) | HUD image height adjusting device | |
| CN210941587U (en) | Vehicle-mounted HUD screen display device based on mobile terminal | |
| CN205579075U (en) | Safety belt detection algorithm's camera device based on biggest local change | |
| CN220061207U (en) | Angle adjusting mechanism of license plate recognition device | |
| CN112298058A (en) | Embedded localization tracking device of vehicle-mounted navigator | |
| CN218762528U (en) | Suspension type projector | |
| CN219096608U (en) | HUD positioning and adjusting device | |
| CN216611083U (en) | Mounting structure of accuse display screen in car | |
| CN220102653U (en) | Lens adjusting structure of visual inspection system | |
| CN103568958A (en) | Control method used for automatically regulating interior rear-view mirror | |
| CN220662400U (en) | Angle-adjustable electronic rearview mirror | |
| CN109823170A (en) | Accelerator pedal module and vehicle | |
| CN218158580U (en) | AR-HUD device capable of adjusting images | |
| CN217753529U (en) | Seat support system and vehicle | |
| CN219635114U (en) | Split type on-vehicle new line display | |
| CN111055495A (en) | High accuracy 3D printer | |
| CN202703194U (en) | Automobile front windshield mounting and positioning structure | |
| CN214822932U (en) | Automatic positioning rearview mirror control system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |