TWI786795B - Motorcycle compartment structure - Google Patents

Abstract

A motorcycle compartment structure having a body, a cushion, a fixed base, a movable part, a torsion spring, and a damping spring is provided. A top of the body has an opening covered by the cushion. The fixed base is arranged on the body. The movable part is connected to the cushion and pivoted to the fixed seat by a rotating shaft to have an opening stroke. The torsion spring is sleeved on the rotating shaft and propped the fixed base and the movable part, so that the movable part raises the cushion along the opening stroke. The damping spring against the movable part and the fixed base along the opening stroke. The damping spring’s elastic coefficient is smaller than the torsion spring’s to slow an opening speed of the cushion and avoid the cushion shaking or injuring an operator by the cushion after opened.

Description

Locomotive car structure

The invention relates to a locomotive car structure, in particular to a locomotive car structure capable of slowing down the opening speed of a seat cushion of a locomotive.

With the vigorous development of urbanization, locomotives are widely used in daily life. Compared with automobiles, locomotives have better mobility and are convenient to shuttle in traffic arrays or narrow places. Find a place to park. And the locomotive is usually provided with a box for the rider to place items while riding, or the helmet can be placed in the box after the car is parked, so that the rider can carry items or prevent safety. Efficacy for theft of hats and personal items.

The general locomotive car system is opened by lifting the seat cushion, so the seat cushion is connected to the box body through hinges, and in order to save the rider from the step of manually lifting the seat cushion after unlocking the seat cushion, many manufacturers will set the spring to Pop the unlocked cushion fully open. However, since the elastic force of the spring must be greater than the weight of the seat cushion, the force of the seat cushion is quite large when it bounces up, causing the rider to be frightened or injured by the bullet, and the seat cushion will have a reaction due to too much force when it is fully opened. shake with force.

In view of this, the present inventor aimed at the above-mentioned deficiencies in the prior art, devoted himself to research and combined with the application of theories, and tried his best to solve the above-mentioned problems, which became the goal of the inventor's improvement.

The main purpose of the present invention is to slow down the opening speed of the seat cushion of the motorcycle, so as to prevent the seat cushion from being shaken or injured by the force after being bounced off.

In order to achieve the above object, the present invention provides a locomotive car structure, including a box body, a seat cushion, a fixed seat, a movable part, a torsion spring and a damping spring, the top of the box body has an opening, and the seat cushion cover opening , the fixed seat is arranged on the box body, the movable part is pivotally connected to the fixed seat by a rotating shaft to have an opening stroke, and the movable part is connected to the seat cushion, the torsion spring is sleeved on the rotating shaft and abuts against the fixed seat and the movable part respectively, so that the movable part moves along the The opening stroke is reversed to lift the seat cushion, and the damping spring pushes against the movable part and the fixed seat in reverse along the opening stroke, and the elastic coefficient of the damping spring is smaller than that of the torsion spring.

The present invention also has the following effects: when the fixed shaft of the movable part and the stopper of the fixed seat allow the movable part to overturn to the stop position, the fixed shaft is stopped by the stopper so that the movable part cannot continue to overturn. The torsion spring can be prevented from swaying left and right through the limiting groove of the movable part, and the damping spring can't sway left and right by passing through and fixing the movable part. By adjusting the angle of the free end of the damping spring, the time point at which the damping spring starts to act on the fixed seat can be changed, thereby adjusting the time when the free end exerts force on the abutting groove.

The detailed description and technical content of the present invention will be described as follows with accompanying drawings, but the attached drawings are only for illustration purposes and are not intended to limit the present invention.

The present invention provides a locomotive car structure, please refer to Fig. 1 to Fig. 3, it mainly includes a car body 10, a seat cushion 20, a fixed seat 30, a movable part 40, a torsion spring 50 and a damping spring 60 .

Please first refer to FIG. 10 , the car body 10 has a payload space 11 for riders to place items, and has a strip-shaped opening 12 at the top of the car body 10 . The seat cushion 20 is roughly elongated corresponding to the shape of the opening 12 and covers the opening 12 . In this embodiment, the seat cushion 20 is fixed with a latch through a lock (not shown) at one end of the box body 10, so that the seat cushion 20 can keep the cover covering the opening 12 and cannot be opened, but the lock of the seat cushion 20 Solid mode The present invention is not limited thereto.

The fixing seat 30 is disposed in the payload space 11 of the car body 10 and is located at the other end of the car body 10 opposite to the latch (not shown). The fixing base 30 is generally plate-shaped and is provided with a plurality of fixing holes 31 through which a plurality of bolts (not shown) pass through to lock the fixing base 30 in the box body 10, but the present invention is not limited thereto, for example The fixing seat 30 can also be fixed in the box body 10 by welding. To further illustrate, there are side plates 32 extending on the left and right sides of the fixing seat 30 respectively, and a first pivot hole 321 is provided on each side plate 32 respectively, and one end of the fixing seat 30 between the two side plates 32 is also recessed to form an abutment Groove 33.

The movable part 40 is generally in the shape of a plate, and is pivotally connected to the fixed seat 30 by a rotating shaft 41 and has an opening stroke. In this embodiment, the opening stroke is the movement stroke formed by the movable member 40 starting from a starting position S and turning over to a stop position X as an end point, and the starting position S and the stop position X in the opening stroke There is also a deceleration position Y between them. Specifically, one end of the movable member 40 extends with a pivot portion 40A on the left and right sides respectively. Each pivot portion 40A defines a second pivot hole 411 and a through hole 412 respectively, and the second pivot hole 411 is located outside the through hole 412 . Both ends of the rotating shaft 41 pass through the first pivot hole 321 and the second pivot hole 411 , so that the pivot joint portion 40A of the movable member 40 can be pivotally connected to the outside of the side plate 32 of the fixed base 30 .

To further illustrate, the movable part 40 is also provided with a plurality of fixing holes 42 through which a plurality of bolts (not shown) pass through to connect the movable part 40 to the seat cushion 20, so that the movable part 40 can drive the seat cushion when turning over relative to the fixed seat 30 20 on. In addition, the through holes 412 of the two pivotal joints 40A are used for a fixed shaft 43 to pass through and fixed, and the two side plates 32 of the fixed seat 30 extend and protrude from one side of the first pivot hole 321 with a stopper 322 . In this way, when the movable part 40 turns over to the stop position X of the opening stroke with the rotating shaft 41 as the axis, the fixed shaft 43 will abut against the stopper 322 so that the movable part 40 cannot continue to turn over, as shown in FIG. 8 and FIG. 9 . Preferably, the designer can adjust the stop position X by adjusting the position of the stopper 322 according to different requirements, and the present invention is not limited thereto.

The torsion spring 50 is sleeved on the rotating shaft 41 and abuts against the fixed seat 30 and the movable part 40 respectively, so that the movable part 40 can turn over along the opening stroke to lift the seat cushion 20 . Specifically, the torsion spring 50 at least has a fixed end 51 and a force application end 52 , but the torsion spring 50 in this embodiment has two fixed ends 51 and a force application end 52 . The two fixed ends 51 of the torsion spring 50 are respectively attached and fastened to the fixing seat 30 . The biasing end 52 of the torsion spring 50 abuts against one end of the movable member 40 and continuously applies force to the movable member 40 along the opening stroke. In this way, when the lock (not shown) of the box body 10 unlocks the seat cushion 20 , the movable part 40 can be turned over by the torsion spring 50 to open the seat cushion 20 along the opening stroke. Preferably, one end of the movable member 40 where the force application end 52 abuts is concavely provided with a limiting groove 44, and the force application end 52 of the torsion spring 50 is clamped in the limit groove 44, so that the torsion spring 50 sleeved on the rotating shaft 41 Does not move side to side.

The damping spring 60 is sleeved on the fixed shaft 43 , and pushes against the movable member 40 and the fixed seat 30 in reverse along the opening stroke. Moreover, the elastic coefficient of the damping spring 60 is smaller than that of the torsion spring 50 , so that the opening speed of the seat cushion 20 can be slowed down through the reverse action of the damping spring 60 . Specifically, the damping spring 60 at least has a fixed end 61 and a free end 62 , but the damping spring 60 in this embodiment has two fixed ends 61 and a free end 62 . The two fixed ends 61 of the damping spring 60 are respectively passed through and fastened to the movable part 40 , so that the damping spring 60 sleeved on the fixed shaft 43 will not move left and right. The free end 62 of the damping spring 60 only abuts against the abutting groove 33 of the fixed seat 30 when the movable part 40 is overturned to the deceleration position Y, and starts to apply force to the fixed seat 30 in the opposite direction along the opening stroke to slow down the seat cushion 20. opening speed. Preferably, the designer can adjust the angle of the free end 62 to change the time point when the damping spring 60 starts to act on the fixed seat 30 according to different needs (that is, adjust the position of the deceleration position Y in the opening stroke), thereby increasing or decreasing the free end 62. The time of application of force against the end 62 against the groove 33 .

Please refer to FIG. 3 to FIG. 5 , which are structural schematic diagrams of the locomotive car at the starting position S when the seat cushion 20 of the present invention is not unlocked. The seat cushion 20 is locked by a buckle (not shown in the figure) and locked to the box body 10 . At this time, the biasing end 52 of the torsion spring 50 abuts against the limiting groove 44 of the movable part 40 and continues to exert force on the movable part 40 . The free end 62 of the damping spring 60 is in a suspended state, so the damping spring 60 has not yet started to exert a reaction force on the movable part 40 and the fixed seat 30 at this time.

Please refer to FIG. 6 and FIG. 7 , which are structural schematic diagrams of the locomotive car in which the seat cushion 20 of the present invention reaches the deceleration position Y when it is opened. Since the seat cushion 20 is released from the locking of the buckle (not shown), the force end 52 of the torsion spring 50 can push against the moving part 40 to turn over along the opening stroke, and drive the seat cushion 20 to turn to the deceleration position Y together. At this time, the biasing end 52 of the torsion spring 50 is still against the limiting groove 44 of the movable part 40 and continues to exert force on the movable part 40 . The free end 62 of the damping spring 60 just turns over to touch the abutment groove 33 of the fixed seat 30, so the damping spring 60 starts to apply a reaction force to the movable part 40 and the fixed seat 30 at this time, so that the turning speed of the seat cushion 20 can be slowed down. Until the cushion 20 turns over to the stop position X.

Please refer to FIG. 8 to FIG. 10 , which are structural schematic diagrams of the locomotive car in which the seat cushion 20 of the present invention reaches the stop position X when fully opened. Since the moving part 40 is subjected to the reaction force exerted by the damping spring 60, the turning speed of the seat cushion 20 can be slowed down, so that the seat cushion 20 reaches the stop position X at a slower speed without rebounding and shaking. At this time, the biasing end 52 of the torsion spring 50 is still against the limiting groove 44 of the movable part 40 and continues to exert force on the movable part 40 . And the free end 62 of the damping spring 60 is still against the abutment groove 33 of the fixed seat 30 and continues to exert a reverse force on the movable part 40, but the fixed shaft 43 of the movable part 40 is blocked by the stopper of the fixed seat 30. 322 stops so that the movable part 40 cannot continue to turn over.

In summary, the present invention has industrial applicability, novelty and progress, fully meets the requirements for patent application, and should be filed in accordance with the Patent Law. Certainly, the present invention also can have other multiple embodiments, without departing from the spirit and essence of the present invention, those skilled in the art can evolve various corresponding changes and deformations according to the present invention, but these corresponding changes All changes and deformations should belong to the protection scope of the patent application for the present invention.

10: car body 11:Payload space 12: opening 20: Cushion 30: fixed seat 31, 42: Fixing holes 32: side panel 321: the first pivot hole 322: block 33: against the groove 40: Movable parts 40A: pivot joint 41: Shaft 411: second pivot hole 412: Through hole 43: fixed axis 44: limit slot 50: torsion spring 51, 61: fixed end 52: force end 60: damping spring 62: free end S: starting position X: stop position Y: deceleration position

Fig. 1 is a three-dimensional exploded view of the present invention.

Fig. 2 is a perspective view of the present invention.

Fig. 3 is a cross-sectional view of the cushion of the present invention when it is closed.

Fig. 4 is a perspective view of the starting position of the present invention.

Fig. 5 is a sectional view of Fig. 4 .

Fig. 6 is a three-dimensional appearance view of the deceleration position of the present invention.

Fig. 7 is a sectional view of Fig. 6 .

Fig. 8 is a three-dimensional appearance view of the stop position of the present invention.

FIG. 9 is a cross-sectional view of FIG. 8 .

Fig. 10 is a cross-sectional view of the seat cushion of the present invention when it is fully opened.

30: fixed seat

32: side panel

322: block

33: against the groove

40: Movable parts

40A: pivot joint

41: Shaft

43: fixed axis

50: torsion spring

52: force end

60: damping spring

61: fixed end

62: free end

S: starting position

Claims (10)

A locomotive car structure comprising: a box body, the top of the box body has an opening; a cushion covering the opening; a fixed seat, arranged on the box body; A movable part is pivotally connected to the fixed seat with a rotating shaft to have an opening stroke, and the movable part is connected to the seat cushion; A torsion spring is sleeved on the rotating shaft and abuts against the fixed seat and the movable part respectively, so that the movable part turns over along the opening stroke to lift the cushion; and A damping spring reversely pushes against the movable part and the fixed seat along the opening stroke, and the elastic coefficient of the damping spring is smaller than that of the torsion spring. The locomotive car structure as described in claim 1, wherein side panels are respectively extended on both sides of the fixed seat, each side panel is provided with a first pivot hole, and both sides of the movable part are respectively extended with a pivot joint, each of the side panels is provided with a first pivot hole. The pivot joint is provided with a second pivot hole, and the rotating shaft is pivotally connected with each of the first pivot holes and each of the second pivot holes. The locomotive car structure according to claim 2, further comprising a fixed shaft, each of the pivot joints is provided with a through hole on one side of the second pivot hole, and the fixed shaft passes through each of the through holes. The locomotive car structure according to claim 3, wherein the damping spring is sleeved on the fixed shaft. The locomotive car structure according to claim 3, wherein each of the side plates is provided with a stopper protruding from one side of the first pivot hole, and the stopper is used to stop the fixed shaft. The locomotive car structure according to claim 1, wherein the torsion spring has a fixed end and a force end, the fixed end is attached to the fixed seat, and the force end abuts against one end of the movable part. The locomotive car structure according to claim 6, wherein one end of the movable part is concavely provided with a limiting groove for the clamping of the force applying end. The locomotive car structure as described in Claim 1, wherein the damping spring has a fixed end and a free end, the fixed end passes through and is fastened to the movable part, and the free end is tied to a deceleration position when the movable part is turned over abut against the fixed seat. The locomotive car structure according to claim 8, wherein one end of the fixing seat is concavely provided with an abutting groove for the free end to abut against. The locomotive car structure as described in claim 1, wherein the fixed seat and the movable part are respectively provided with a plurality of fixing holes, and the fixed holes are used for passing through a plurality of bolts so as to fix the fixed seat and the movable part on the car respectively body and the cushion.

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