Electric bicycle backseat with damping function
By designing the first shock absorbing mechanism and the second shock absorbing mechanism on the rear seat of the electric bicycle, and using the combination of dampers and springs, the problem of poor shock absorbing effect in the rear seat of the existing electric bicycle is solved, achieving a better riding experience and adaptability.
Patent Information
- Application Number
- CN202421624793.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-10
- Publication Date
- 2025-05-09
- Estimated Expiration
- 2034-07-10
AI Technical Summary
The existing electric bicycles have poor shock absorption effect, and passengers are prone to impact when encountering bumpy roads, and cannot adjust to different riders and road conditions.
A rear seat of an electric bicycle with shock absorption function is designed. By setting up a first shock absorption mechanism and a second shock absorption mechanism, the combination of an external threaded cylinder, an internal threaded cylinder, a damper and a spring is used to achieve multi-directional shock absorption of the rear seat body, and the shock absorption effect is adjusted by adjusting the preload force of the shock absorption mechanism.
It effectively improves the shock absorption effect of the rear seat, improves the riding experience, and can adapt to people with different weights and cycling habits, as well as different road conditions, providing a more comfortable riding experience.
Smart Images
Figure CN222845407U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of electric bicycles, in particular to a rear seat of an electric bicycle with a shock-absorbing function. Background Art
[0002] An electric bicycle is a green and environmentally friendly means of transportation that uses batteries as auxiliary energy and can realize functions such as human riding, electric or electric assistance. Electric vehicles have been widely used in personal travel, instant delivery, shared travel and other fields due to their many advantages such as economical price, low operating cost, flexibility and efficiency, and environmental protection.
[0003] The existing rear seat of an electric bicycle has a poor shock absorption effect. When the rear seat of an electric bicycle encounters a bumpy road, the seat will shake, and the rider will be subjected to a sudden impact force, resulting in a poor riding experience and easy injury. Moreover, different shock absorption effects are required when encountering different riders and road conditions. The existing rear seat of an electric bicycle cannot be adjusted, has a small scope of application, and has poor practicality. Utility Model Content
[0004] The utility model aims to provide a rear seat of an electric bicycle with a shock-absorbing function to solve the problems raised in the above-mentioned background technology.
[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:
[0006] The invention relates to a rear seat of an electric bicycle with a shock-absorbing function, comprising a rear seat body and a mounting plate, wherein a first shock-absorbing mechanism and a second shock-absorbing mechanism are arranged between the rear seat body and the mounting plate, the first shock-absorbing mechanism is fixedly connected to the bottom of the rear seat body, the bottom of the first shock-absorbing mechanism is rotatably connected to the second shock-absorbing mechanism, and the bottom of the second shock-absorbing mechanism is fixedly connected to the mounting plate, the first shock-absorbing mechanism comprises an externally threaded barrel, an internally threaded barrel, a first connecting plate, a first damper, a first spring, a second connecting plate, and a limiting plate, the externally threaded barrel is arranged in the internally threaded barrel, the externally threaded barrel is threadedly connected to the internally threaded barrel, a through hole is arranged on the bottom wall of the externally threaded barrel, the through hole is connected to the internally threaded barrel, the first connecting plate is fixedly connected to the bottom wall of the internally threaded barrel, the first connecting plate is fixedly connected to the first damper at the upper end of the first connecting plate, the second end of the first damper is fixedly connected to the second connecting plate, the first damper is outer-circuited with a first spring, the two ends of the first spring are respectively fixedly connected to the first connecting plate and the second connecting plate, the upper end of the second connecting plate is rotatably connected to the limiting plate, and the limiting plate is slidably connected to the inner wall of the externally threaded barrel.
[0007] As a further solution of the utility model: a barrel opening is arranged at the upper end of the external thread barrel, and the diameter of the barrel opening is smaller than the diameter of the limiting plate.
[0008] As a further solution of the utility model: the first shock absorbing mechanism also includes a connecting column, the lower end of the connecting column is fixedly connected to the upper end of the limiting plate, the upper end of the connecting column is fixedly connected to the rear seat body, and the connecting column is slidably connected to the inner wall of the barrel mouth of the external threaded barrel.
[0009] As a further solution of the utility model: a pattern is provided on the outer wall of the internal threaded cylinder.
[0010] As a further solution of the utility model: the second shock absorption mechanism includes a shock absorption box, a second damper, a second spring, a push plate, a push rod, a first hinge seat, a hinge rod, and a second hinge seat. The shock absorption box is rotatably connected to the lower end of the internal threaded cylinder, a second damper is arranged in the shock absorption box, two push plates are fixedly connected at both ends of the second damper, the push plates are slidably connected to the inner wall of the shock absorption box, a second spring is arranged outside the second damper, two ends of the second spring are respectively fixedly connected to the two push plates, the ends of the two push plates away from each other are respectively fixedly connected to push rods, the push rods extend out of the shock absorption box and are slidably connected to the shock absorption box, the two push rods are fixedly connected to the first hinge seat, the two first hinge seats are respectively hinged with hinge rods, the other ends of the two hinge rods are respectively hinged with second hinge seats, the two second hinge seats are respectively arranged at the front end and the rear end of the rear seat body, and the second hinge seat is fixedly connected to the lower end of the rear seat body.
[0011] Compared with the prior art, the beneficial effects of the utility model are as follows: a rear seat of an electric bicycle with a shock-absorbing function performs two-way buffering and shock-absorbing on the forces in various directions exerted on the rear seat body through the first shock-absorbing mechanism and the second shock-absorbing mechanism, thereby effectively improving the shock-absorbing effect of the rear seat and improving the riding experience; through the cooperation of the internal threaded cylinder, the external threaded cylinder, the first damper and the first spring in the first shock-absorbing mechanism, the shock-absorbing degree of the rear seat can be adjusted to meet the different needs of people of different weights and riding habits for the shock-absorbing effect of the seat, and adapt to different road conditions to obtain a more comfortable riding experience. BRIEF DESCRIPTION OF THE DRAWINGS
[0012] Figure 1 The present invention is a schematic diagram of the structure of a rear seat of an electric bicycle with a shock absorbing function.
[0013] Figure 2 The present invention is a cross-sectional view of a first shock absorbing mechanism in a rear seat of an electric bicycle with a shock absorbing function.
[0014] Figure 3 The present invention is a cross-sectional view of a second shock absorbing mechanism in a rear seat of an electric bicycle with a shock absorbing function.
[0015] In the figure: 1, rear seat body; 11, rear seat backrest; 2, mounting plate; 3, first shock absorbing mechanism; 31, external threaded cylinder; 32, internal threaded cylinder; 33, first connecting plate; 34, first damper; 35, first spring; 36, second connecting plate; 37, limit plate; 38, connecting column; 4, second shock absorbing mechanism; 41, shock absorbing box; 42, second damper; 43, second spring; 44, push plate; 45, push rod; 46, first hinge seat; 47, hinge rod; 48, second hinge seat. DETAILED DESCRIPTION
[0016] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0017] See also Figures 1 to 3 In the embodiment of the utility model, a rear seat of an electric bicycle with a shock-absorbing function comprises a rear seat body 1 and a mounting plate 2, a first shock-absorbing mechanism 3 and a second shock-absorbing mechanism 4 are arranged between the rear seat body 1 and the mounting plate 2, the first shock-absorbing mechanism 3 is fixedly connected to the bottom of the rear seat body 1, the bottom of the first shock-absorbing mechanism 3 is rotatably connected to the second shock-absorbing mechanism 4, and the bottom of the second shock-absorbing mechanism 4 is fixedly connected to the mounting plate 2. A rear seat backrest 11 is fixedly connected to the rear seat body 1.
[0018] The first shock absorbing mechanism 3 includes an externally threaded barrel 31, an internally threaded barrel 32, a first connecting plate 33, a first damper 34, a first spring 35, a second connecting plate 36, a limiting plate 37, and a connecting column 38. The externally threaded barrel 31 is arranged in the internally threaded barrel 32, and the externally threaded barrel 31 is threadedly connected to the internally threaded barrel 32. A through hole is provided on the bottom wall of the externally threaded barrel 31, which is connected to the internally threaded barrel 32. The first connecting plate 33 is fixedly connected to the bottom wall of the internally threaded barrel 32, and the first damper 34 is fixedly connected to the upper end of the first connecting plate 33. The other end of the first damper 34 is fixedly connected to the second connecting plate 36, a first spring 35 is disposed on the outer sleeve of the first damper 34, and both ends of the first spring 35 are fixedly connected to the first connecting plate 33 and the second connecting plate 36 respectively. The upper end of the second connecting plate 36 is rotatably connected to a limiting plate 37, and the limiting plate 37 is slidably connected to the inner wall of the externally threaded cylinder 31. The upper end of the externally threaded cylinder 31 is provided with a cylinder mouth 311, and the diameter of the cylinder mouth 311 is smaller than the diameter of the limiting plate 37. The upper end of the limiting plate 37 is fixedly connected to a connecting column 38, and the upper end of the connecting column 38 is fixedly connected to the rear seat body 1, and the connecting column 38 is slidably connected to the inner wall of the cylinder mouth 311 of the externally threaded cylinder 31.
[0019] In order to facilitate the rotation of the internal threaded barrel 32, a pattern is provided on the outer wall of the internal threaded barrel 32 to increase friction and facilitate rotation.
[0020] When a force acts on the rear seat body 1, the rear seat body 1 moves downward, driving the connecting column 38, the limit plate 37, and the second connecting plate 36 to move downward, and then compressing the first damper 34 and the first spring 35, so as to buffer the force received and play a shock-absorbing role; when encountering different passengers and different road conditions, the shock-absorbing degree of the rear seat can be adjusted by adjusting the preload force of the first damper 34 and the first spring 35 to obtain different riding experiences, and the internal threaded cylinder 32 is rotated, and the internal threaded cylinder 32 moves up and down on the external threaded cylinder 31, so as to adjust the compression degree of the first damper 34 and the first spring 35.
[0021] The second shock absorbing mechanism 4 includes a shock absorbing box 41, a second damper 42, a second spring 43, a push plate 44, a push rod 45, a first hinge seat 46, a hinge rod 47, and a second hinge seat 48. The shock absorbing box 41 is rotatably connected to the lower end of the internal threaded tube 32. The second damper 42 is provided in the shock absorbing box 41. Two push plates 44 are fixedly connected at both ends of the second damper 42. The push plates 44 are slidably connected to the inner wall of the shock absorbing box 41. The second damper 42 is provided with a second spring 43 on its outer sleeve. The two ends of the second spring 43 are respectively connected to the two The two push plates 44 are fixedly connected, and the ends away from each other of the two push plates 44 are fixedly connected with push rods 45 respectively. The push rods 45 extend out of the shock absorbing box 41 and are slidably connected to the shock absorbing box 41. The two push rods 45 are fixedly connected with first hinge seats 46. The two first hinge seats 46 are respectively hinged with hinge rods 47. The other ends of the two hinge rods 47 are respectively hinged with second hinge seats 48. The two second hinge seats 48 are respectively arranged at the front end and the rear end of the rear seat body 1. The second hinge seat 48 is fixedly connected to the lower end of the rear seat body 1.
[0022] When the rear seat body 1 is subjected to a downward, forward or backward force, the second shock absorbing mechanism 4 can be used for buffering and shock absorption. When subjected to the force, the rear seat body 1 moves downward, driving the hinge rod 47 to move inward, driving the push rod 45 to move inward, and pushing the push plate 44 to move inward, thereby compressing the second spring 43 and the second damper 42 to buffer and shock absorb the force. The second shock absorbing mechanism 4 can buffer forces in multiple directions, thereby improving the shock absorption effect.
[0023] The working principle of the utility model is as follows: when the rear seat of an electric bicycle with a shock-absorbing function is subjected to a force, the shock is absorbed by two shock-absorbing mechanisms at the same time, and the shock-absorbing effect is better. When the force acts on the first shock-absorbing mechanism 3, the connecting column 38, the limiting plate 37, and the second connecting plate 36 are driven to move downward, and then the first damper 34 and the first spring 35 are compressed, so as to buffer the force received and play a shock-absorbing role; when encountering different passengers and different road conditions, the shock absorption degree of the rear seat can be adjusted by adjusting the preload force of the first damper 34 and the first spring 35 to obtain a more suitable Riding experience, by rotating the internal threaded cylinder 32, the internal threaded cylinder 32 moves up and down on the external threaded cylinder 31, thereby adjusting the compression degree of the first damper 34 and the first spring 35 to obtain different shock-absorbing effects; when force acts on the second shock-absorbing mechanism 4, it drives the hinge rod 47 to move inward, drives the push rod 45 to move inward, and the push rod 45 pushes the push plate 44 to move inward, thereby compressing the second spring 43 and the second damper 42, the second spring 43 and the second damper 42 buffer and shock-absorbing the force received, the second shock-absorbing mechanism 4 can buffer forces in multiple directions, thereby improving the shock-absorbing effect.
[0024] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.
Claims
1. A rear seat of an electric bicycle with a shock-absorbing function, comprising a rear seat body (1) and a mounting plate (2), characterized in that: A first shock absorbing mechanism (3) and a second shock absorbing mechanism (4) are provided between the rear seat body (1) and the mounting plate (2); the first shock absorbing mechanism (3) is fixedly connected to the bottom of the rear seat body (1); the bottom of the first shock absorbing mechanism (3) is rotatably connected to the second shock absorbing mechanism (4); the bottom of the second shock absorbing mechanism (4) is fixedly connected to the mounting plate (2); the first shock absorbing mechanism (3) comprises an externally threaded cylinder (31), an internally threaded cylinder (32), a first connecting plate (33), a first damper (34), a first spring (35), a second connecting plate (36), and a limiting plate (37); the externally threaded cylinder (31) is arranged inside the internally threaded cylinder (32); the externally threaded cylinder (31) and the internally threaded cylinder (32) are connected to each other. The outer threaded cylinder (31) is threadedly connected with the inner threaded cylinder (32), the bottom wall of the outer threaded cylinder (31) is provided with a through hole which is connected with the inner threaded cylinder (32), the bottom wall of the inner threaded cylinder (32) is fixedly connected with a first connecting plate (33), the upper end of the first connecting plate (33) is fixedly connected with a first damper (34), the other end of the first damper (34) is fixedly connected with a second connecting plate (36), the outer sleeve of the first damper (34) is provided with a first spring (35), the two ends of the first spring (35) are respectively fixedly connected with the first connecting plate (33) and the second connecting plate (36), the upper end of the second connecting plate (36) is rotatably connected with a limiting plate (37), and the limiting plate (37) is slidably connected with the inner wall of the outer threaded cylinder (31).
2. The rear seat of an electric bicycle with a shock-absorbing function according to claim 1, characterized in that: The upper end of the external threaded barrel (31) is provided with a barrel opening (311), and the diameter of the barrel opening (311) is smaller than the diameter of the limiting plate (37).
3. The rear seat of an electric bicycle with a shock-absorbing function according to claim 2, characterized in that: The first shock absorbing mechanism (3) also includes a connecting column (38), the lower end of the connecting column (38) is fixedly connected to the upper end of the limiting plate (37), the upper end of the connecting column (38) is fixedly connected to the rear seat body (1), and the connecting column (38) is slidably connected to the inner wall of the barrel mouth (311) of the external threaded barrel (31).
4. The rear seat of an electric bicycle with a shock-absorbing function according to claim 3, characterized in that: The outer wall of the internal threaded cylinder (32) is provided with patterns.
5. The rear seat of an electric bicycle with a shock-absorbing function according to claim 1, characterized in that: The second shock absorbing mechanism (4) comprises a shock absorbing box (41), a second damper (42), a second spring (43), a push plate (44), a push rod (45), a first hinge seat (46), a hinge rod (47), and a second hinge seat (48). The shock absorbing box (41) is rotatably connected to the lower end of the internal threaded cylinder (32). The shock absorbing box (41) is provided with a second damper (42). Two push plates (44) are fixedly connected at both ends of the second damper (42). The push plates (44) are slidably connected to the inner wall of the shock absorbing box (41). The second damper (42) is provided with a second spring (43) on its outer sleeve. Both ends of the second spring (43) are provided with a push plate (44). The two push plates (44) are fixedly connected to each other, and the ends of the two push plates (44) that are far away from each other are fixedly connected to push rods (45). The push rods (45) extend out of the shock absorbing box (41) and are slidably connected to the shock absorbing box (41). The two push rods (45) are fixedly connected to first hinge seats (46). The two first hinge seats (46) are respectively hinged to hinge rods (47). The other ends of the two hinge rods (47) are respectively hinged to second hinge seats (48). The two second hinge seats (48) are respectively arranged at the front end and the rear end of the rear seat body (1). The second hinge seat (48) is fixedly connected to the lower end of the rear seat body (1).