CN216916119U - Seat lifting mechanism of scooter driven by crossed lever type motor - Google Patents
Seat lifting mechanism of scooter driven by crossed lever type motor Download PDFInfo
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- CN216916119U CN216916119U CN202220726385.XU CN202220726385U CN216916119U CN 216916119 U CN216916119 U CN 216916119U CN 202220726385 U CN202220726385 U CN 202220726385U CN 216916119 U CN216916119 U CN 216916119U
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- push rod
- rotatably connected
- lifting mechanism
- rotating shaft
- lower frame
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Abstract
The utility model belongs to the technical field of transmission mechanisms, and particularly relates to a seat lifting mechanism of a scooter, which is driven by a cross lever type motor, and comprises an upper frame, a lower frame, a transmission assembly and an electric push rod; the transmission assembly comprises a cross arm, a rotating shaft and a connecting piece; the cross arm comprises a first push rod and a second push rod which are connected in a rotating way; the first end of the first push rod is rotatably connected to the lower frame, the second end of the first push rod is slidably connected to the upper frame, the first end of the second push rod is slidably connected to the lower frame, and the second end of the second push rod is rotatably connected to the upper frame; the rotating shaft is rotatably connected to the lower frame, a first mounting part and a second mounting part are arranged on the rotating shaft, a first end of the connecting piece is rotatably connected with the first mounting part, and a second end of the connecting piece is rotatably connected with the first push rod; set up the rotation axis in order to carry out the power transmission, adopt lever type power transmission mode, increase the turned angle of crossing arm, the motion stroke of frame is gone up in the increase, and the structure is retrencied the practicality, and stability is good.
Description
Technical Field
The utility model belongs to the technical field of transmission mechanisms, and particularly relates to a seat lifting mechanism of a scooter, which is driven by a cross lever type motor.
Background
When electronic car seat design of riding instead of walk, need consider different user's demands, so can increase seat elevating system in order to conveniently adjust in the seat below, the seat elevating system who goes up and down by electric putter control at present, its stability is relatively poor, easily rocks, influences user's travelling comfort and use and experiences to seat elevating system structure is more complicated, and manufacturing cost is high, in order to solve these problems, has provided a alternately lever motor drive's car seat elevating system that rides instead of walk.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a lifting mechanism of a seat of a scooter, which is driven by a cross lever type motor, and aims to solve the technical problem of poor stability of the lifting mechanism in the prior art.
In order to achieve the above object, an embodiment of the present invention provides a crossed lever type motor-driven lifting mechanism for a seat of a scooter, including:
a connecting assembly including upper and lower frames disposed opposite each other;
a transmission assembly including a cross arm, a rotation shaft, and a connector; the cross arm comprises a first push rod and a second push rod; the first end of the first push rod is rotatably connected to the lower frame, the second end of the first push rod is slidably connected to the upper frame, the middle of the second push rod is rotatably connected with the middle of the first push rod, the first end of the second push rod is slidably connected to the lower frame, and the second end of the second push rod is rotatably connected to the upper frame; the rotating shaft is rotatably connected to the lower frame, a first mounting part and a second mounting part are arranged on the rotating shaft, a first end of the connecting piece is rotatably connected with the first mounting part, and a second end of the connecting piece is rotatably connected with the first push rod;
the rear end of the electric push rod is rotatably connected to the lower frame, a telescopic push rod is movably arranged at the front end of the electric push rod and rotatably connected with the second installation part, the telescopic push rod pushes the rotating shaft to rotate, and the rotating shaft drives the first push rod to rotate so as to drive the upper frame to move towards the direction close to or away from the lower frame.
Optionally, the rotating shaft is disposed between the first end of the first push rod and the first end of the second push rod, and a central axis of the rotating shaft is parallel to a rotation axis of the first end of the first push rod.
Optionally, the second mounting portion comprises two second mounting plates; two the second mounting panel interval sets up, telescopic push rod locates two between the second mounting panel, just telescopic push rod is respectively with two the second mounting panel rotates to be connected.
Optionally, a first connecting block and a second connecting block are respectively disposed on two opposite sides of a first end of the first push rod, the first end of the first push rod is rotatably connected to the first connecting block and the second connecting block, and the first connecting block and the second connecting block are both fixedly connected to the lower frame.
Optionally, the rotating shaft is rotatably disposed on the first connecting block or the second connecting block.
Optionally, a bending part is arranged in the middle of the second push rod, and the bending part is rotatably connected with the middle of the first push rod.
Optionally, a gasket is arranged at a joint of the first push rod and the second push rod, and the gasket is arranged between the first push rod and the second push rod.
Optionally, a second end of the first push rod and a first end of the second push rod are both provided with a slider, and the upper frame and the lower frame are both provided with a sliding groove adapted to the slider.
Optionally, at least two groups of the crossed arms are provided, and the crossed arms of each group are symmetrically arranged with each other.
Optionally, a first reinforcing member and a second reinforcing member are arranged between two adjacent sets of the cross arms, two ends of the first reinforcing member are respectively connected with the first push rods of the two sets of the cross arms, and two ends of the second reinforcing member are respectively connected with the second push rods of the two sets of the cross arms.
One or more technical schemes in the lifting mechanism of the seat of the scooter driven by the cross lever type motor provided by the embodiment of the utility model at least have one of the following technical effects: the electric push rod works to enable the telescopic push rod arranged at the front end of the electric push rod to move outwards, the rotary shaft is driven to rotate in the outwards moving process of the telescopic push rod, the rotary shaft transmits power to the first push rod through the connecting piece to enable the first push rod to rotate, the second push rod is driven to rotate in the rotating process of the first push rod, and the first push rod and the second push rod rotate relatively to enable the upper frame to move in the direction away from the lower frame; similarly, the telescopic push rod moves inwards to drive the rotating shaft to rotate in the opposite direction, and the first push rod and the second push rod rotate in the opposite direction, so that the upper frame moves towards the direction close to the lower frame, and the position adjusting function of the upper frame is realized; the cross lever type motor-driven scooter seat lifting mechanism provided by the utility model is provided with the rotating shaft for power transmission, adopts a lever type power transmission mode, increases the rotating angle of the cross arm, increases the movement stroke of the upper frame, and has the advantages of simple and practical structure and good stability.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in 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 based on these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of a cross lever type motor-driven lifting mechanism of a seat of a scooter provided by an embodiment of the utility model.
Fig. 2 is an exploded schematic view of a cross lever type motor-driven lifting mechanism of a seat of a scooter provided by an embodiment of the utility model.
Fig. 3 is a schematic structural diagram of a transmission assembly according to an embodiment of the present invention.
Fig. 4 is a schematic installation diagram of the transmission assembly and the electric push rod according to the embodiment of the utility model.
Fig. 5 is a schematic view illustrating an installation of the first reinforcing member and the second reinforcing member according to the embodiment of the present invention.
Wherein, in the figures, the respective reference numerals:
10-upper frame 20-lower frame 21-first connecting block
22-second connecting block 30-rotating shaft 31-first push rod
32-second push rod 33-connecting piece 40-electric push rod
41-telescopic push rod 50-gasket 60-sliding block
61-chute 70-first stiffener 71-second stiffener
300-first mounting portion 301-second mounting portion 320-bent portion.
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 fig. 1-5 are exemplary and intended to be used to illustrate embodiments of the utility model, and should not be construed as limiting the utility model.
In the description of the embodiments of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not 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 embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. Specific meanings of the above terms in the embodiments of the present invention can be understood by those of ordinary skill in the art according to specific situations.
In one embodiment of the present invention, as shown in fig. 1 to 3, a cross lever type motor-driven lifting mechanism for a seat of a scooter is provided, which can be applied to a seat of an electric scooter, and can be applied to a lifting shelf or other lifting platforms; the crossed lever type motor-driven vehicle seat lifting mechanism comprises a connecting assembly, a transmission assembly and an electric push rod 40.
Wherein the coupling assembly includes an upper frame 10 and a lower frame 20 which are oppositely disposed.
Wherein, the transmission component comprises a cross arm, a rotating shaft 30 and a connecting piece 33; the cross arm includes a first push rod 31 and a second push rod 32; the first end of the first push rod 31 is rotatably connected to the lower frame 20, the second end of the first push rod 31 is slidably connected to the upper frame 10, the middle of the second push rod 32 is rotatably connected to the middle of the first push rod 31, the first end of the second push rod 32 is slidably connected to the lower frame 20, and the second end of the second push rod 32 is rotatably connected to the upper frame 10; the rotating shaft 30 is rotatably connected to the lower frame 20, the rotating shaft 30 is provided with a first mounting portion 300 and a second mounting portion 301, a first end of the connecting member 33 is rotatably connected to the first mounting portion 300, and a second end of the connecting member 33 is rotatably connected to the first push rod 31.
The rear end of the electric push rod 40 is rotatably connected to the lower frame 20, the front end of the electric push rod 40 is movably provided with a telescopic push rod 41, the telescopic push rod 41 is rotatably connected to the second mounting portion 301, the telescopic push rod 41 pushes the rotating shaft 30 to rotate, and the rotating shaft 30 drives the first push rod 31 to rotate so as to drive the upper frame 10 to move in a direction close to or away from the lower frame 20.
In the embodiment of the present invention, the lower frame 20 is fixed, the electric push rod 40 works to move the telescopic push rod 41 arranged at the front end outwards, the telescopic push rod 41 drives the rotating shaft 30 to rotate during the outwards movement, the rotating shaft 30 transmits power to the first push rod 31 through the connecting piece 33 to rotate the first push rod 31, the first push rod 31 drives the second push rod 32 to rotate during the rotation, and the first push rod 31 and the second push rod 32 rotate relatively to move the upper frame 10 away from the lower frame 20; similarly, the telescopic push rod 41 moves inward to drive the rotating shaft 30 to rotate in the opposite direction, and the first push rod 31 and the second push rod 32 rotate in the opposite direction, so that the upper frame 10 moves in the direction close to the lower frame 20, thereby implementing the position adjustment function on the upper frame 10; the crossed lever type motor-driven scooter seat lifting mechanism provided by the utility model is provided with the rotating shaft 30 for power transmission, adopts a lever type power transmission mode, increases the rotating angle of a crossed arm, increases the movement stroke of the upper frame 10, and has the advantages of simple and practical structure and good stability.
In another embodiment of the present invention, as shown in fig. 3, the rotating shaft 30 of the cross lever type motor-driven lifting mechanism of the scooter seat is disposed between the first end of the first push rod 31 and the first end of the second push rod 32, the central axis of the rotating shaft 30 is parallel to the first end rotating shaft 30 of the first push rod 31, the rotating shaft 30 rotates to drive the first push rod 31 to rotate, the first push rod 31 rotates around the first end, and the rotating shaft 30 is disposed between the first push rod 31 and the second push rod 32, so as to improve the space utilization rate and the compactness of the cross lever type motor-driven lifting mechanism of the scooter seat.
Specifically, first installation department 300 includes first mounting panel, and first mounting panel is the platelike structure setting, first mounting panel and rotation axis 30 integrated into one piece, and on same perpendicular was arranged in to first mounting panel and first push rod 31, the same one side of first mounting panel and first push rod 31 was located to connecting piece 33, and the both ends of connecting piece 33 are passed through the step screw and are connected with first mounting panel and first push rod 31 respectively, and the junction of step screw and connecting piece 33 is equipped with the copper sheathing in order to improve the stationarity of rotation process.
In another embodiment of the present invention, as shown in fig. 4, the second mounting portion 301 of the cross lever type motor driven seat lifting mechanism for a walker comprises two second mounting plates; the two second mounting plates are arranged at intervals, the telescopic push rod 41 is arranged between the two second mounting plates, and the telescopic push rod 41 is respectively and rotatably connected with the two second mounting plates; specifically, be equipped with first mounting hole on the telescopic push rod 41, wear to be equipped with first cylindric lock in the first mounting hole, two second mounting panels are installed respectively at the both ends of first cylindric lock on, it is connected with telescopic push rod 41 to set up two second mounting panels, improve telescopic push rod 41 course of motion's stability, reduce telescopic push rod 41 and take place the condition of skew in the course of motion, two second mounting panels support telescopic push rod 41's both ends respectively, improve telescopic push rod 41's stability, improve rotary shaft 30's rotation stationarity simultaneously.
In another embodiment of the present invention, as shown in fig. 2, a first connecting block 21 and a second connecting block 22 are respectively disposed at two opposite sides of a first end of a first push rod 31 of the cross lever type motor-driven lifting mechanism of a scooter seat, the first end of the first push rod 31 is rotatably connected with the first connecting block 21 and the second connecting block 22, and both the first connecting block 21 and the second connecting block 22 are fixedly connected to the lower frame 20; the first end of first push rod 31 is equipped with the second mounting hole, is equipped with the second cylindric lock in the second mounting hole, and the both ends of second cylindric lock are installed respectively on first connecting block 21 and second connecting block 22 to improve the connection stability of first push rod 31.
In another embodiment of the present invention, as shown in fig. 2, the rotation shaft 30 of the cross lever type motor-driven lifting mechanism of the scooter seat is rotatably provided on the first connecting block 21 or the second connecting block 22, a hole for installing the rotation shaft 30 is provided on the first connecting block 21 or the second connecting block 22, the rotation shaft 30 is integrally installed, installation accessories are reduced, and the rotation shaft 30 and the first push rod 31 are installed on the same fixing member, so that installation errors are reduced, and assembly efficiency is improved.
In another embodiment of the present invention, as shown in fig. 3, a bent part 320 is provided at the middle part of the second push rod 32 of the seat lifting mechanism of the cross lever type motor driven scooter, and the bent part 320 is rotatably connected with the middle part of the first push rod 31; the first end and the second end of the second push rod 32 are staggered by the bending portion 320, so that the first end and the second end of the second push rod 32 are placed on different horizontal lines, the length of the second push rod 32 is reduced, and the movement stroke of the second end of the second push rod 32 in the vertical direction can be increased under the same length, thereby increasing the movement stroke of the upper frame 10.
In another embodiment of the present invention, as shown in fig. 4, a gasket 50 is disposed at a connection portion between the first push rod 31 and the second push rod 32 of the cross lever type motor driven lifting mechanism of the scooter type seat, and the gasket 50 is disposed between the first push rod 31 and the second push rod 32, so that noise generated during rotation of the first push rod 31 and the second push rod 32 can be reduced.
In another embodiment of the present invention, as shown in fig. 2 to 3, the second end of the first push rod 31 and the first end of the second push rod 32 of the cross lever type motor-driven lifting mechanism of the scooter seat are both provided with a slider 60, the upper frame 10 and the lower frame 20 are both provided with a sliding slot 61 adapted to the slider 60, the slider 60 is placed in the sliding slot 61, the stability of the first push rod 31 and the second push rod 32 during the movement process is improved, and the movement of the upper frame 10 is more stable.
In another embodiment of the present invention, as shown in fig. 3 to 5, at least two sets of cross arms are provided for the cross lever type motor driven lifting mechanism of the seat of the scooter, the cross arms of each set are symmetrically arranged, and a plurality of sets of cross arms are provided to increase the supporting force for the upper frame 10 and the lower frame 20, thereby improving the stability between the upper frame 10 and the lower frame 20.
In another embodiment of the utility model, as shown in fig. 5, a first reinforcement 70 and a second reinforcement 71 are arranged between two adjacent sets of cross arms of the cross lever type motor driven lifting mechanism of the scooter seat, two ends of the first reinforcement 70 are respectively connected with the first push rods 31 of the two sets of cross arms, two ends of the second reinforcement 71 are respectively connected with the second push rods 32 of the two sets of cross arms, the first reinforcement 70 and the second reinforcement 71 are additionally arranged for improving the stability of the first push rods 31 and the second push rods 32, when the load is large, the first reinforcement 70 and the second reinforcement 71 strengthen the positioning effect, and the first push rods 31 and the second push rods 32 are prevented from shaking.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The utility model provides a car seat elevating system rides instead of walk that alternately lever motor drive which characterized in that includes:
a connecting assembly including upper and lower frames disposed opposite each other;
a transmission assembly including a cross arm, a rotation shaft, and a connector; the cross arm comprises a first push rod and a second push rod; the first end of the first push rod is rotatably connected to the lower frame, the second end of the first push rod is slidably connected to the upper frame, the middle part of the second push rod is rotatably connected with the middle part of the first push rod, the first end of the second push rod is slidably connected to the lower frame, and the second end of the second push rod is rotatably connected to the upper frame; the rotating shaft is rotatably connected to the lower frame, a first mounting part and a second mounting part are arranged on the rotating shaft, a first end of the connecting piece is rotatably connected with the first mounting part, and a second end of the connecting piece is rotatably connected with the first push rod;
the rear end of the electric push rod is rotatably connected to the lower frame, a telescopic push rod is movably arranged at the front end of the electric push rod and rotatably connected with the second installation part, the telescopic push rod pushes the rotating shaft to rotate, and the rotating shaft drives the first push rod to rotate so as to drive the upper frame to move towards the direction close to or away from the lower frame.
2. The cross lever type motor-driven vehicle seat lifting mechanism of claim 1, wherein: the rotating shaft is arranged between the first end of the first push rod and the first end of the second push rod, and the central axis of the rotating shaft is parallel to the rotating axis of the first end of the first push rod.
3. The cross lever type motor-driven vehicle seat lifting mechanism of claim 1, wherein: the second mounting part comprises two second mounting plates; two the second mounting panel interval sets up, telescopic push rod locates two between the second mounting panel, just telescopic push rod is respectively with two the second mounting panel rotates to be connected.
4. The cross lever type motor-driven vehicle seat lifting mechanism of claim 1, wherein: the first end of the first push rod is rotatably connected with the first connecting block and the second connecting block respectively, and the first connecting block and the second connecting block are fixedly connected to the lower frame.
5. The cross lever motor-driven vehicle seat lifting mechanism of claim 4, wherein: the rotating shaft is rotatably arranged on the first connecting block or the second connecting block.
6. The crossed lever type motor-driven seat lifting mechanism of the scooter according to any one of claims 1 to 5, wherein: the middle part of second push rod is equipped with the kink, the kink with the middle part of first push rod rotates and is connected.
7. The crossed lever type motor-driven seat lifting mechanism of the scooter according to any one of claims 1 to 5, wherein: the joint of the first push rod and the second push rod is provided with a gasket, and the gasket is arranged between the first push rod and the second push rod.
8. The crossed lever type motor-driven seat lifting mechanism of the scooter according to any one of claims 1 to 5, wherein: the second end of the first push rod and the first end of the second push rod are both provided with sliding blocks, and the upper frame and the lower frame are both provided with sliding grooves matched with the sliding blocks.
9. The crossed lever type motor-driven seat lifting mechanism of the scooter according to any one of claims 1 to 5, wherein: the cross arms are at least provided with two groups, and the cross arms of each group are mutually and symmetrically arranged.
10. The cross lever motor driven vehicle seat lift mechanism of claim 9 further comprising: and a first reinforcing part and a second reinforcing part are arranged between the two adjacent groups of crossed arms, two ends of the first reinforcing part are respectively connected with the first push rods of the two groups of crossed arms, and two ends of the second reinforcing part are respectively connected with the second push rods of the two groups of crossed arms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220726385.XU CN216916119U (en) | 2022-03-30 | 2022-03-30 | Seat lifting mechanism of scooter driven by crossed lever type motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220726385.XU CN216916119U (en) | 2022-03-30 | 2022-03-30 | Seat lifting mechanism of scooter driven by crossed lever type motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216916119U true CN216916119U (en) | 2022-07-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220726385.XU Active CN216916119U (en) | 2022-03-30 | 2022-03-30 | Seat lifting mechanism of scooter driven by crossed lever type motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216916119U (en) |
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2022
- 2022-03-30 CN CN202220726385.XU patent/CN216916119U/en active Active
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