TWI339116B - - Google Patents

Description

1339116 IX. Description of the Invention: [Technical Field to Which the Invention Is Applicable] The present invention relates to a singularity, in particular to an innovative designer whose frame structure is a floating type. [Prior Art] In addition to the symptoms of lower limbs and disability, wheelchair users also have a large number of squatters and amps, and only a large proportion of anger, because the spine of such users can withstand the shaking vibration. The strength of the § Tao is weak, so the consideration of the design of the wheelchair structure clearly has the need to pay attention to it. : Knowledge Wheel: In terms of the design of the electric wheelchair, the wheel body is set up in the four corners of the chassis of the wheelchair in the middle of the wheelchair. The bottom and the two sides are further equipped with a turbulent wheel. Six rounds + 'Suchly: more wheels, in the line (four), when passing through the bumpy road, because the vibration of each scoop mother's U wheel will pull the chassis and the seat assembled on the chassis to generate the tomb , ^ ^ The shaking of the movement, it will cause the shaking vibration frequency is too high and the shadow a ride comfort. Although the wheel body of each corner of the wheelchair chassis usually has a suspension structure, but its effect is often only The slight vibration has a level and effect. It is not very helpful for the aforementioned shaking vibration phenomenon. Therefore, the conventional wheelchair structure design still has the problem of running phenomenon. However, the problem is that the wheelchair is injured in the aforementioned spine. = In terms of users, 'the frequency of shaking the user's spine is greatly increased, which poses a serious threat to the spine. Therefore, in view of the problems existing in the above-mentioned conventional wheelchair structure, how to develop an innovative structure with more ideal practicability, 1339116, and then consider the goal and direction of breakthrough. In view of the fact that the inventor has been working on the development and design of related products from Yixi Niuqiu for many years, in response to the above objectives, after the addition of 6 and careful evaluation, Dongfu is indeed effective. The invention of sex. [Summary of the Invention] = The main purpose of the invention is to provide a kind of floating structure: the problem that the father wants to solve. The design of the conventional wheelchair structure is still too high in the process of shaking, so that the ride comfort is affected. And it is not suitable for the spinal cord injury. "A only sad caller points to think about the sudden; the wheelchair car includes the chassis frame and the front and rear frames, the pedal frame; the front and rear wheel two-wheel set The utility model is assembled on the front and rear ends of the chassis frame body; and the technical special solution for solving the problem of the present invention is provided with a floating top frame, and the movable second body is to be placed on the (four) chassis frame body. The floating top sill is placed in the floating floating state of the two sides of the seat frame, and (4) the center of the frame is disposed between the floating top chassis frame body and the front end of the hopper frame; 浮动 the floating top frame And the state is able to...the movable limit structure to make the floating top frame as the first: in the tanning system, thereby creating a unique design, so that the present invention can achieve the following advantages in principle: Floating top anger buckle like μ During the driving process, the ^& shelf system is elastic and floating, and the spring frame is shaken. Before and after the chassis frame, the rear wheel set is separated by the road surface 4, and the elastic member of the floating top frame and the chassis frame is 6 1339116. The cushion is absorbed, so the seat frame and the pedal frame set on the floating top frame will not feel the shaking vibration, thereby greatly reducing the shaking vibration frequency during the driving of the wheelchair, thereby effectively improving the wheelchair ride. Comfort, more suitable for the practical advancement of the use of spinal injuries; Moreover, when the wheelchair travels on a sloping road with a small angle, the seat support is suspended from the floating top frame ± The top frame is directly supported by the drive wheel set. Therefore, the tilting state of the chassis frame caused by the front and rear wheel sets due to its suspension structure will not affect the stability of the seat support frame and then allow the wheelchair occupant to drive. The inclined road (four) can feel more difficult to shake. l The concave feature is used to treat the wheelchair in the road condition (4) bad or inclined road surface, etc., the front and rear wheel sets can be the swinging pivot point to reach the front and rear wheel sets and the driving wheel set six rounds. All; adhere to the ground to achieve a stable grip. And when the wheelchair wants to pass the sloped section, because the two sides of the floating top frame are driven, and the elastic member is assembled on the floating top:::! The frame between the '" floating top frame does not follow Chassis frame == Movable tilt 'by this' will enable the wheelchair to pass the ramp: * Effectively prevent the drive wheel set from being hung up due to the suspension. The situation that the 'monthly work turns' cannot advance is carried out. [Embodiment] Please refer to the 1st to 1st drawings. π不' is the preferred embodiment of the main red structure. The sub-movable wheelchair frame is only available for % Β 七 7 7 m Please do not accept this structure. y, D use 'in patent application

The wheelchair 牟A 早木 A includes the chassis frame body 7 10 and the front and the pedal frame 5 〇; before and after 10, the floating roof is used to set the floating roof frame 4 页 to the frame frame 60## The frame 60 and the following examples obtain the guiding limit rear wheel set 21'22, driving the front and rear wheel sets; the chassis frame 1 and the frame 60 of the chassis frame are supported upwardly. The floating top frame 60 is elasticized, and the other 'foot frame 50 is disposed between the chassis frame body 10 and illustrated" to enable the floating roof to be used by the user. The wheel set 30 and the seat support frames 40, 21, 22 are assembled on the chassis frame body and are assembled with a floating top frame 6 and are provided with elastic members 7〇. In the floating state, the seat support will drive the wheel sets. 30 is disposed at the front end of the floating floating top frame 60; and the floating pair is provided with a guiding limit structure (the elastic floating state of the frame 60 is obtained by the elastic force between the sequential top frame 60 and the chassis frame 10) The member 70 can be formed by two springs 71, 72 arranged in a spaced manner, and the bottom of the floating top 60 can be provided with two seat tubes 61, 62 for the two springs η, η top end to be positioned. The guiding limit junction is disposed on the chassis frame 10; and the state is disposed in the bottom body 81 of the floating top frame 60; and the position of the two elongated guiding slots 83 is a vertical extension type; and the two sides are used to cross the group The open-ended structure may include: a tube seat 81, which is a standing-projecting extension, in combination with the second span-shaped blocking element 832 of the floating top frame 60 The rod 82' extends in a vertical direction, and can be inserted into the tube seat in a loosely fitted state, and is disposed on the two sides of the chassis frame 10 The two-span portion 84 is disposed in the floating top frame 6 〇 elongated guide groove 83. The top end of the floating top frame 6 can be an open-opening 831 type, and after the 84-group is inserted, the 831 is additionally shielded to form a limit. Status 1339116 The design of the seat frame A can affect the shock cushion generated by the front and rear wheel sets 21, & and the drive wheel (4) relative to the frame seat, which can greatly reduce the impact on the frame seat. The number of vibrations, # can be reduced from the original three vibration times to - times', so that the overall wheelchair frame A can achieve better walking stability 'for the occupant' can also feel comfortable and smooth effect. As shown in Figure 9. Illustrated, the tube body 81 and the protruding rod are arranged between the protrusions and can be assembled with an elastic lining 85 'borrowing & 'When the vibration buffering phenomenon occurs, the raft can be hunted by the material lining 85 and the protrusion The rods 82 are in contact with each other to the extent that the frame 40 vibrates and shakes. What is not explained in the text is that the front and rear wheel sets 21, 22 can be used as the pendulum and the pivot point, thereby forming the wheelchair frame A. Front, rear wheel (four) 22 and drive wheel set 3. Contact with road surface unevenness or any When the inclined slope section is used, it can still reach the stable grip state of six rounds at the same time. As shown in Fig. ίο, when the wheel frame A before the wheel set 21 travels to the slope =, the chassis frame 1 will be created. The tilt angle "X" constitutes the front wheel. The 21 and the rear wheel set 22 are in an unequal state, but this state can be. In this state, the drive wheel set is coupled to the two sides of the floating top frame 60, and the floating top 1 Only by the elastic member 7 , the elastic connection state of the mutual support; the overhead frame 60 is not tilted with the inclination of the chassis frame 1 , and the dynamic wheel set 30 can be maintained It is known that the state of travel is stable; it can be seen that the structure design of the X-Ming > sub-moving top frame 60 will allow the wheelchair to pass through the sloped section; t' effectively prevents the swaying wheel set from slipping and idling due to the vacancy, and the situation cannot be entered 1 month. occur. 10 1339116 Advantages of the present invention: 1. As shown in the first and eighth figures, the floating top frame 6Q is elastically floating relative to the chassis body 10, and when the wheelchair is running, the road surface condition is poor, The chassis frame 10 generates a shaking vibration before and after the rear wheel sets 21 and 22, and the vibration generated at this time is absorbed and buffered by the elastic member 7〇 assembled between the floating top frame 60 and the chassis frame body 10, so the assembly is set. The seat frame 4 and the pedal frame of the floating top frame 60 do not feel the shaking vibration, thereby greatly reducing the shaking vibration frequency during the wheelchair break, thereby effectively improving the ride comfort of the wheelchair. More suitable for the practical progress of the use of spinal injuries. 2. When the wheelchair is slanted on a sloping road surface of a smaller angle, since the seat truss 40 is assembled on the floating top frame 6 ,, the floating top frame 6 直接 is directly driven by the drive wheel set 30 Support, so the front and rear wheel sets 21, due to their suspension, the structure of the chassis frame 1 〇 tilting state will not affect the stability of the seat 40 to support the wooden 40, so that the wheelchair occupants When driving the inclined road surface, it can feel more stable and not easy to shake. 3. When the wheelchair is driven in a situation where the road surface condition is uneven or inclined, the front and rear wheel sets 2' 22 can be the swinging fulcrum to reach the front and rear wheel sets 21, 22 It can be attached to the ground with the media wheel. And when the wheelchair is going through the inclined section, the driving wheel set 30 is coupled to the two sides of the floating top frame 6 and is disposed between the floating top frame 60 and the chassis frame 1 by the elastic member 7〇. Therefore, the floating top frame 60 is not tilted according to the inclination of the chassis frame body 1 , thereby making it possible to stabilize the wheel when passing through the inclined road section, effectively preventing the driving wheel set 30 □ empty and slipping and idling The situation that cannot progress is happening. 11 1339116 The above embodiments are disclosed to explain the present invention in detail, and are described in terms of specific terms, when the scope of the present invention is not limited thereto; those skilled in the art can understand the Changes and modifications to the equivalent of x months and the like after the principle is changed and modified shall be covered by the application as described later. The scope of the month's profit-seeking is fixed. The essence of the article

12 1339116 BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a plan side view showing an embodiment of a wheelchair combination state of the present invention. Fig. 2 is a perspective view showing the combination of the frame structure embodiment of the present invention. Figure 3 is an exploded perspective view of the embodiment of the frame structure of the present invention. Fig. 4 is a schematic view showing the inclined state of the chassis frame of the frame of the present invention. Fig. 5 is a diagram showing the state of use of the wheel frame suspension block of the present invention (uncompressed energy). Fig. 6 is a view showing the state of use of the wheel frame suspension block of the present invention (compressed state). Fig. 7: Prior to the invention, the wheel is activated. Figure 8 is a diagram showing the state of operation of the wheel set after the present invention. Fig. 9 is a view showing an embodiment in which an elastic lining is formed between the tube seat body and the projecting rod of the present invention. Fig. 1 is a schematic view showing the operation between the other parts, the rear wheel set and the driving wheel set of the present invention.

Wheelchair frame A

Tilt angle X Chassis frame 10 Rear wheel set

Front wheel set 21 swing stand 23 1339116

Drive wheel set 3 0 Seat support frame 4 0 Foot frame 5 0 Floating top frame 6 0 Seat tube 6 1、 6 2 Elastic member 7 0 Spring 7 1、 7 2 Tube seat 8 1 Protruding rod long guide groove 8 3 Open-end blocking element 8 3 2 Cross-frame elastic lining 8 5

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Claims (1)

1339116 X. Patent Application Range: 1. A floating wheelchair frame structure, the wheelchair frame includes a chassis frame body, front and rear wheel sets, a drive wheel set, a seat support frame, and a pedal frame, wherein the front, The rear wheel set is assembled before and at the rear end of the chassis frame; the utility model is characterized in that: an elastic member is arranged between the net moving top frame and the chassis frame body, so that the floating top frame is elastically floated upward, and the complex is The seat support frame is disposed on the floating top frame, and the other side drive wheel set is disposed on the floating top frame 2, and is disposed on the front end of the floating top frame; and the floating top frame and the chassis frame body are: The limit of the movement, the floating state of the hall a can be guided by the limit:. The flexibility of the top frame, according to the floating type described in the scope of the patent application, wherein the floating top frame and the chassis frame are combined::: two are arranged in two spaced apart intervals, wherein the floating top Two cows can be set up for the two springs to be inserted into the locator. - According to = please patent scope! The floating wheel of the present invention, wherein the guiding limit structure may include: wood, a g-seat red, which is disposed on the chassis frame in a vertical direction; and a convex: 枠, extending in a vertical downward direction. The floating top can be inserted into the tube seat body in a loose fit state; with &, wood-. - long guide groove, set at the bottom rhyme; 刼 extension type; and ... the opposite position of the two sides is vertically extended. The two-span portion is disposed on the two sides of the floating top frame, so that the cross-group is fitted to the two