CN216668470U - Lifting mechanism and calibrating device of vehicle auxiliary system - Google Patents
Lifting mechanism and calibrating device of vehicle auxiliary system Download PDFInfo
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- CN216668470U CN216668470U CN202122746978.0U CN202122746978U CN216668470U CN 216668470 U CN216668470 U CN 216668470U CN 202122746978 U CN202122746978 U CN 202122746978U CN 216668470 U CN216668470 U CN 216668470U
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- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
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Abstract
The utility model relates to the technical field of machinery, and provides a lifting mechanism and a calibrating device of a vehicle driving auxiliary system. The first platform is used as a supporting base, the second platform is used for fixing a calibration component, the first supporting structural part and the second supporting structural part form a scissor structure, the first supporting structural part and the second supporting structural part can be upwards stretched or compressed in the vertical direction under the driving of the driving mechanism, or the first supporting structural part or the second supporting structural part can be upwards stretched or compressed in the vertical direction, and finally the second platform is far away from or moves towards the first platform. The calibration assembly obtains freedom of movement in vertical space. The application discloses elevating system can realize protruding stretching or compression in vertical direction, can realize accomodating in this direction, and the space that occupies is littleer.
Description
Technical Field
The utility model relates to the technical field of machinery, and particularly provides a lifting mechanism and a calibration device of an auxiliary system for a vehicle with the same.
Background
The calibration device of the driving assistance system for a vehicle is used for calibrating the installation position of the driving assistance system for a vehicle. The lifting mechanism is used for lifting and lowering the calibration component in the vertical direction, however, the lifting body of the existing lifting mechanism is fixed, so that the whole lifting mechanism needs to occupy a large space, and finally, the volume of the whole calibration device is large.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a lifting mechanism, which aims to solve the problem that the existing lifting mechanism occupies a large space.
In order to achieve the purpose, the utility model adopts the technical scheme that:
in a first aspect, the application provides a lifting mechanism, which includes a first platform, a second platform arranged opposite to the first platform along a vertical direction, a first supporting structural member with one end hinged to the first platform and the other end hinged to the second platform, a second supporting structural member with one end hinged to the first platform and the other end hinged to the second platform, and a driving mechanism, wherein the first supporting structural member and the second supporting structural member are arranged in a crossed manner;
the driving mechanism is used for driving the first supporting structural part and/or driving the second supporting structural part to rotate around the first platform so as to enable the second platform to be close to or far away from the first platform.
The utility model has the beneficial effects that: the working process of the lifting mechanism provided by the utility model is as follows: first platform is as supporting the base, play the effect of fixed stay, the second platform is used for fixed calibration part, first supporting structure spare and second supporting structure spare then form the scissors structure, under actuating mechanism drives, first supporting structure spare and second supporting structure spare can stretch or compress at vertical direction epirelief, or, first supporting structure spare or second supporting structure spare can stretch or compress at vertical direction epirelief, finally drive the second platform and keep away from or move towards first platform in vertical direction, thus, make the calibration subassembly obtain the freedom degree in vertical space. The application discloses elevating system can realize protruding stretching or compression in vertical direction, consequently, can realize accomodating in this direction, and the space that occupies is littleer.
In one embodiment, the first supporting structure includes a first supporting arm, one end of the first supporting arm is hinged to the first platform, and the other end of the first supporting arm is hinged to the second platform, the second supporting structure includes a second supporting arm, one end of the second supporting arm is hinged to the first platform, and the other end of the second supporting arm is hinged to the second platform, and the first supporting arm and the second supporting arm are arranged in a crossed manner.
In one embodiment, the first support structure comprises a plurality of first support arms hinged end to end, and two adjacent first support arms form an included angle, one end of the first support arm at the head position is hinged to the first platform, and one end of the first support arm at the tail position is hinged to the second platform;
the second supporting structural part comprises a plurality of second supporting arms which are hinged end to end, an included angle is formed between every two adjacent second supporting arms, one end of the first second supporting arm is hinged to the first platform, and one end of the last second supporting arm is hinged to the second platform;
each first support arm and the corresponding second support arm are arranged in a crossed mode.
In one embodiment, the driving mechanism can drive the first supporting structural part and the second supporting structural part to rotate around the first platform;
actuating mechanism including rotate connect in the lead screw of first platform and having forward tooth section and reverse tooth section, cover are located on the forward tooth section and sliding connection in the first drive assembly and the cover of first platform are located on the reverse tooth section and sliding connection in the second drive assembly of first platform, first drive assembly keeps away from the one end of first platform articulate in first support arm, second drive assembly keeps away from the one end of first platform articulate in the second support arm.
In one embodiment, the first driving assembly includes a first sliding block sleeved on the forward tooth section and slidably connected to the first platform, and a first supporting rod having one end hinged to the first sliding block and the other end hinged to the first supporting arm; the second driving assembly comprises a second sliding block which is sleeved on the reverse tooth section and is connected with the first platform in a sliding mode, and a second supporting rod, one end of the second supporting rod is hinged to the second sliding block, and the other end of the second supporting rod is hinged to the second supporting arm.
In one embodiment, the drive mechanism includes a hand wheel connected to the lead screw.
In one embodiment, the driving mechanism can drive the first support structure or the second support structure to rotate around the first platform;
actuating mechanism including rotate connect in first lead screw, the cover of first platform are located on the first lead screw and sliding connection in the first drive assembly of first platform, rotate connect in the second lead screw and the cover of first platform are located on the second lead screw and sliding connection in the second drive assembly of first platform, first drive assembly keeps away from the one end of first platform articulate in first support arm, the second drive assembly is kept away from the one end of first platform articulate in the second support arm.
In one embodiment, the first driving assembly includes a first sliding block sleeved on the first screw rod and slidably connected to the first platform, and a first supporting rod having one end hinged to the first sliding block and the other end hinged to the first supporting arm; the second driving assembly comprises a second sliding block which is sleeved on the second screw rod and is connected with the first platform in a sliding mode, and a second supporting rod, one end of the second supporting rod is hinged to the second sliding block, and the other end of the second supporting rod is hinged to the second supporting arm.
In one embodiment, the drive mechanism includes a first hand wheel connected to the first lead screw and a second hand wheel connected to the second lead screw.
In a second aspect, the present application further provides a calibration device for a driving assistance system for a vehicle, including the above-mentioned lifting mechanism.
The utility model has the beneficial effects that: the calibration device of the driving assistance system for the vehicle, provided by the utility model, has smaller occupied volume on the basis of the lifting mechanism.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a lifting mechanism according to an embodiment of the present invention;
fig. 2 is another schematic structural diagram of the lifting mechanism according to the embodiment of the present invention.
Wherein, in the figures, the respective reference numerals:
100. a lifting mechanism; 10. a first platform; 20. a second platform; 30. a first support structure; 40. a second support structure; 50. a drive mechanism; 31. a first support arm; 41. a second support arm; 51. a screw rod; 52. a first drive assembly; 53. a second drive assembly; 521. a first slider; 522. a first support bar; 531. a second slider; 532. a second support bar; 54. a handwheel.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Referring to fig. 1 and 2, the lifting mechanism 100 of the present application includes a first platform 10, a second platform 20 disposed opposite to the first platform 10 in a vertical direction, a first supporting structural member 30 having one end hinged to the first platform 10 and the other end hinged to the second platform 20, a second supporting structural member 40 having one end hinged to the first platform 10 and the other end hinged to the second platform 20, and a driving mechanism 50, wherein the first supporting structural member 30 and the second supporting structural member 40 are disposed to intersect with each other. It can be understood that the first platform 10 serves as a support, the second platform 20 is used for installing and fixing the calibration component, the first supporting structural member 30 and the second supporting structural member 40 form a scissor structure, and when the two opposite ends of the first supporting structural member 30 are hinged to the first platform 10 and the second platform 20 respectively, and the two opposite ends of the second supporting structural member 40 are hinged to the first platform 10 and the second platform 20 respectively, the included angle between the scissor forks of the first supporting structural member 30 and the second supporting structural member 40 is reduced when the same ends of the first supporting structural member 30 and the second supporting structural member 40 rotate around the first platform 10, so as to raise the second platform 20 in the vertical direction, i.e. the second platform 20 moves away from the first platform 10. And when the same ends of the two structural members rotate around the first platform 10, the included angle between the scissors of the first supporting structural member 30 and the scissors of the second supporting structural member 40 increases, and then the second platform 20 is pressed down in the vertical direction, i.e. the second platform 20 moves towards the direction close to the first platform 10 at this time.
The driving mechanism 50 is used for driving the first supporting structure 30 and/or driving the second supporting structure 40 to rotate around the first platform 10 so as to make the second platform 20 close to or far away from the first platform 10. It will be appreciated that the drive mechanism 50 is a powered mechanism and that there are two drive means, one being that the drive mechanism 50 drives the same end of the first support structure 30 and the second support structure 40 to rotate about the first platform 10 so as to move the second platform 20 towards or away from the first platform 10. And, alternatively, the driving mechanism 50 drives the same end of the first supporting structure 30 or the second supporting structure 40 to rotate around the first platform 10.
The working process of the lifting mechanism 100 provided by the utility model is as follows: the first platform 10 is used as a supporting base and plays a role in fixing and supporting, the second platform 20 is used for fixing a calibration component, the first supporting structural part 30 and the second supporting structural part 40 form a scissor structure, under the driving of the driving mechanism 50, the first supporting structural part 30 and the second supporting structural part 40 can stretch out or compress in the vertical direction, or the first supporting structural part 30 or the second supporting structural part 40 can stretch out or compress in the vertical direction, and finally the second platform 20 is driven to be far away from or move towards the first platform 10 in the vertical direction, so that the calibration component obtains a degree of freedom in movement in the vertical space. The lifting mechanism 100 can be extended or compressed in the vertical direction, so that the lifting mechanism can be accommodated in the vertical direction, and the occupied space is smaller.
In this embodiment, the first supporting structure 30 includes a first supporting arm 31, one end of the first supporting arm 31 is hinged to the first platform 10 and the other end is hinged to the second platform 20, the second supporting structure 40 includes a second supporting arm 41, one end of the second supporting arm 41 is hinged to the first platform 10 and the other end is hinged to the second platform 20, and the first supporting arm 31 and the second supporting arm 41 are crossed. It will be appreciated that a scissor structure is formed by one first support arm 31 and one second support arm 41, i.e. the drive mechanism 50 rotates the same end of the first support arm 31 and/or the second support arm 41 about the first platform 10, so that the intersection angle between the first support arm 31 and the second support arm 41 is reduced, and then the second platform 20 is moved in a vertical direction away from the first platform 10. And, when the intersection angle of the first support arm 31 and the second support arm 41 increases, then the second platform 20 moves in the vertical direction toward the direction approaching the first platform 10.
Referring to fig. 1 and 2, in the present embodiment, the first supporting structure 30 includes a plurality of first supporting arms 31 hinged end to end, and two adjacent first supporting arms 31 form an included angle, one end of the first supporting arm 31 at the first position is hinged to the first platform 10, and one end of the first supporting arm 31 at the last position is hinged to the second platform 20. It can be understood that each first support arm 31 can be extended and contracted in space, and thus has a characteristic of good storage property.
The second supporting structure 40 includes a plurality of second supporting arms 41 hinged end to end, and two adjacent second supporting arms 41 form an included angle, one end of the first second supporting arm 41 is hinged to the first platform 10, and one end of the last second supporting arm 41 is hinged to the second platform 20. Similarly, each second support arm 41 can be extended and contracted in space, and thus has a characteristic of good storage property.
Each first support arm 31 is disposed to intersect with a corresponding second support arm 41.
In conclusion, each first support arm 31 and each second support arm 41 form a scissors structure two by two, and thus, the first support arm 31 and the second support arm 41 hinged to the first platform 10 are driven to extend and retract in space, so that the second platform 20 is far away from or close to the first platform 10 to move, and the second platform 20 can be folded and stored relative to the first platform 10.
Referring to fig. 1 and 2, in one embodiment, the driving mechanism 50 can drive the first supporting structure 30 and the second supporting structure 40 to rotate around the first platform 10. Here, the driving mechanism 50 simultaneously drives the first supporting structure 30 and the second supporting structure 40 to hinge around the first platform 10.
Specifically, the driving mechanism 50 includes a screw rod 51 rotatably connected to the first platform 10 and having a forward tooth section and a reverse tooth section, a first driving component 52 sleeved on the forward tooth section and slidably connected to the first platform 10, and a second driving component 53 sleeved on the reverse tooth section and slidably connected to the first platform 10, wherein one end of the first driving component 52 far away from the first platform 10 is hinged to the first supporting arm 31, and one end of the second driving component 53 far away from the first platform 10 is hinged to the second supporting arm 41. It can be understood that the screw rod 51 having the forward tooth segment and the reverse tooth segment can provide two driving forces with opposite directions when rotating around the shaft, so that the first driving assembly 52 adapted to the forward tooth segment and the second driving assembly 53 adapted to the reverse tooth segment can move towards or away from each other when the screw rod 51 rotates around the shaft, thereby respectively driving the corresponding first supporting arm 31 and the corresponding second supporting arm 41 to simultaneously hinge around the first platform 10, so as to realize the movement of the second platform 20 close to or away from the first platform 10 in space.
Referring to fig. 1 and 2, in one embodiment, the first driving assembly 52 includes a first sliding block 521 sleeved on the forward tooth segment and slidably connected to the first platform 10, and a first supporting rod 522 having one end hinged to the first sliding block 521 and the other end hinged to the first supporting arm 31; the second driving assembly 53 includes a second slider 531 sleeved on the reverse tooth segment and slidably connected to the first platform 10, and a second support rod 532 having one end hinged to the second slider 531 and the other end hinged to the second support arm 41. It can be understood that, firstly, under the driving of the screw 51 rotating around the shaft, the first slider 521 is adapted to the forward slider, so that the first slider 521 slides along the length direction of the first platform 10; secondly, under the driving of the screw 51 rotating around the shaft, the second slider 531 is matched with the reverse slider, so that the second slider 531 also slides along the length direction of the first platform 10, and here, it is limited that when the screw 51 rotates clockwise, the first slider 521 and the second slider 531 move oppositely, and when the screw 51 rotates anticlockwise, the first slider 521 and the second slider 531 move oppositely; finally, when the first slider 521 and the second slider 531 slide relative to the first platform 10 at the same time, the first support rod 522 is driven to support the first support arm 31 to rotate around the first platform 10, and the second support rod 532 is driven to support the second support arm 41 to rotate around the first platform 10, so that the entire scissors structure can be extended and retracted in space, that is, the second platform 20 can move up and down in space relative to the first platform 10.
Referring to fig. 1 and 2, in one embodiment, the drive mechanism 50 includes a hand wheel 54 connected to the lead screw 51. It will be appreciated that the power for pivoting the screw 51 is provided by the hand wheel 54.
In one embodiment, the driving mechanism 50 can drive the first supporting structure 30 or the second supporting structure 40 to rotate around the first platform 10. Unlike the above-described embodiments, the driving mechanism 50 is capable of driving the first supporting structural member 30 or the second supporting structural member 40 to rotate and hinge around the first platform 10.
Specifically, the driving mechanism 50 includes a first lead screw rotatably connected to the first platform 10, a first driving assembly 52 sleeved on the first lead screw and slidably connected to the first platform 10, a second lead screw rotatably connected to the first platform 10, and a second driving assembly 53 sleeved on the second lead screw and slidably connected to the first platform 10, wherein one end of the first driving assembly 52 far away from the first platform 10 is hinged to the first supporting arm 31, and one end of the second driving assembly 53 far away from the first platform 10 is hinged to the second supporting arm 41. It is understood that the first and second screws may have different directions of rotation, or have opposite thread directions, so that the first and second screws can respectively drive the corresponding first support arms 31 and the corresponding second support arms 41 to simultaneously hinge around the first platform 10, so as to achieve the spatial approaching or departing movement of the second platform 20 relative to the first platform 10.
In one embodiment, the first driving assembly 52 includes a first sliding block 521 sleeved on the first lead screw and slidably connected to the first platform 10, and a first supporting rod 522 having one end hinged to the first sliding block 521 and the other end hinged to the first supporting arm 31; the second driving assembly 53 includes a second slider 531 sleeved on the second lead screw and slidably connected to the first platform 10, and a second support rod 532 having one end hinged to the second slider 531 and the other end hinged to the second support arm 41. It can be understood that, in the present embodiment, the first lead screw independently rotates around the shaft to drive the first supporting rod 522 to support the first supporting arm 31 to hinge around the first platform 10; and the second lead screw independently rotates around the shaft to drive the second support rod 532 to support the second support arm 41 to rotate around the first platform 10 in a hinged manner. Moreover, the first support arm 31 and the second support arm 41 can move independently without being affected.
In one embodiment, the drive mechanism 50 includes a first hand wheel connected to the first lead screw and a second hand wheel connected to the second lead screw. Understandably, the first screw rod is powered to rotate around the shaft by the first hand wheel; the second screw rod is powered by the second hand wheel to rotate around the shaft, and the second hand wheel and the second screw rod are not interfered with each other.
The present application further provides a calibration device of a driving assistance system for a vehicle, including the above-mentioned lifting mechanism 100.
The calibration device of the driving assistance system for a vehicle according to the present invention occupies a smaller volume on the basis of the lifting mechanism 100.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalents and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A kind of lifting gearing, its characterized in that: the device comprises a first platform, a second platform, a first supporting structural member, a second supporting structural member and a driving mechanism, wherein the second platform is arranged opposite to the first platform along the vertical direction, one end of the first supporting structural member is hinged to the first platform, the other end of the first supporting structural member is hinged to the second platform, one end of the second supporting structural member is hinged to the first platform, the other end of the second supporting structural member is hinged to the second platform, and the first supporting structural member and the second supporting structural member are arranged in a crossed mode;
the driving mechanism is used for driving the first supporting structural part and/or driving the second supporting structural part to rotate around the first platform so as to enable the second platform to be close to or far away from the first platform.
2. The lift mechanism of claim 1, wherein: first supporting structure includes a first support arm, first support arm one end articulate in first platform and another articulate in the second platform, second supporting structure includes a second support arm, second support arm one end articulate in first platform and another articulate in the second platform, first support arm with the setting is crossed to the second support arm.
3. The lift mechanism of claim 1, wherein: the first supporting structure comprises a plurality of first supporting arms which are hinged end to end, two adjacent first supporting arms form an included angle, one end of the first supporting arm at the head position is hinged to the first platform, and one end of the first supporting arm at the tail position is hinged to the second platform;
the second supporting structural part comprises a plurality of second supporting arms which are hinged end to end, an included angle is formed between every two adjacent second supporting arms, one end of the first second supporting arm is hinged to the first platform, and one end of the last second supporting arm is hinged to the second platform;
each first support arm and the corresponding second support arm are arranged in a crossed mode.
4. The lifting mechanism according to claim 2 or 3, wherein: the driving mechanism can drive the first supporting structural part and the second supporting structural part to rotate around the first platform;
actuating mechanism including rotate connect in the lead screw of first platform and having forward tooth section and reverse tooth section, cover are located on the forward tooth section and sliding connection in the first drive assembly and the cover of first platform are located on the reverse tooth section and sliding connection in the second drive assembly of first platform, first drive assembly keeps away from the one end of first platform articulate in first support arm, second drive assembly keeps away from the one end of first platform articulate in the second support arm.
5. The lift mechanism of claim 4, wherein: the first driving assembly comprises a first sliding block which is sleeved on the forward tooth section and is connected to the first platform in a sliding manner, and a first supporting rod of which one end is hinged to the first sliding block and the other end is hinged to the first supporting arm; the second driving assembly comprises a second sliding block which is sleeved on the reverse tooth section and is connected with the first platform in a sliding mode, and a second supporting rod, one end of the second supporting rod is hinged to the second sliding block, and the other end of the second supporting rod is hinged to the second supporting arm.
6. The lift mechanism of claim 5, wherein: the driving mechanism comprises a hand wheel connected with the screw rod.
7. The lifting mechanism according to claim 2 or 3, wherein: the driving mechanism can drive the first supporting structural part or the second supporting structural part to rotate around the first platform;
actuating mechanism including rotate connect in first lead screw, the cover of first platform are located on the first lead screw and sliding connection in the first drive assembly of first platform, rotate connect in the second lead screw and the cover of first platform are located on the second lead screw and sliding connection in the second drive assembly of first platform, first drive assembly keeps away from the one end of first platform articulate in first support arm, the second drive assembly is kept away from the one end of first platform articulate in the second support arm.
8. The lift mechanism of claim 7, wherein: the first driving assembly comprises a first sliding block sleeved on the first screw rod and connected to the first platform in a sliding manner, and a first supporting rod, one end of the first supporting rod is hinged to the first sliding block, and the other end of the first supporting rod is hinged to the first supporting arm; the second driving assembly comprises a second sliding block which is sleeved on the second screw rod and is connected with the first platform in a sliding mode, and a second supporting rod, one end of the second supporting rod is hinged to the second sliding block, and the other end of the second supporting rod is hinged to the second supporting arm.
9. The lift mechanism of claim 8, wherein: the driving mechanism comprises a first hand wheel connected to the first screw rod and a second hand wheel connected to the second screw rod.
10. A calibration device for a vehicle driving assistance system, characterized in that: comprising a lifting mechanism as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122746978.0U CN216668470U (en) | 2021-11-10 | 2021-11-10 | Lifting mechanism and calibrating device of vehicle auxiliary system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122746978.0U CN216668470U (en) | 2021-11-10 | 2021-11-10 | Lifting mechanism and calibrating device of vehicle auxiliary system |
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| Publication Number | Publication Date |
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| CN216668470U true CN216668470U (en) | 2022-06-03 |
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| CN202122746978.0U Active CN216668470U (en) | 2021-11-10 | 2021-11-10 | Lifting mechanism and calibrating device of vehicle auxiliary system |
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- 2021-11-10 CN CN202122746978.0U patent/CN216668470U/en active Active
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