A kind of folding travelling aided bicycle being provided with hard seat plate
Technical field
This utility model relates to rehabilitation medical instrument field, especially a kind of folding travelling aided bicycle being provided with hard seat plate.
Background technology
Due to aging and the cause lacking sonization, the size of population marching toward person in middle and old age is increased gradually, due to disease or the cause of flag, doctor often can advise that the patient that comparatively advanced age or muscle power are not good uses travelling aided bicycle to assist walking, avoids, in the process of walking, wrestling or collision occur;
Known from institute, help the handicapped crowd of old people and the leg of walking disorder to assist the exercise equipment walked and realize leg function and recover during travelling aided bicycle.Should structure humanity concept, considering folding travelling aided bicycle is carried out on the basis that stability and comfortableness require.Due to travelling aided bicycle bracing frame on sale on the market structure more built on the sand and not easily fold, if when supporting heavier weight, likely deform, the necessity be improved in fact, the seat board of rest is by using cloth manufacture, make user be sitting in above time can feel uncomfortable built on the sand, do not reach comfortable, safe effect, the armrest handle of general travelling aided bicycle can not regulate according to the proper height of user, makes troubles to user.
Utility model content
The purpose of this utility model is for the deficiencies in the prior art, provides both firm comfortable practical folding travelling aided bicycles.
For achieving the above object, this utility model is achieved through the following technical solutions:
A kind of folding travelling aided bicycle being provided with hard seat plate, comprise a pair main support combination, folding seat board combination, support pipe support and the combination of adjustable handrail level switch, it is characterized in that: a pair described main support combination is assembled by support arm and wheel boom to form fixing L bracket, be provided with they sup-port and fix in the middle part of described support arm and wheel boom, telescopic sleeving rod is socketed with above described support arm, this telescopic sleeving rod top is provided with armrest handle, parking brake is provided with below described armrest handle, wheels before one end that the lower end of described support arm is connected with wheel boom is provided with a pair that is fixed by universal wheel fork, this other end of taking turns boom is provided with rear wheels,
Described folding seat board combination below be provided with can when amounting to the support pipe support of collapsed forward, described folding seat board combination includes and the left seat board that can when amount to upwards fold and right seat board pivotally connected by connecting axle, described left seat board and right seat board both sides are all movably connected on support arm by holder, described support pipe support is connected with a pair movable bull stick by connector, described a pair movable bull stick is fixedly attached on a pair fixing bull stick by connecting rod, the bull stick fixed for this pair is fixedly connected on support arm and wheel boom side, the footstock that can support the combination of folding seat board when opening is provided with above described a pair movable bull stick.
Further, described adjustable handrail level switch combination includes hollow block set and shift knob, this hollow block set is being arranged on support arm end, described support arm and telescopic sleeving rod are equipped with corresponding adjustment hole, described shift knob is fixedly connected with hollow block set by rivet, is provided with the spring that button is set back in this shift knob, by pressing shift knob, making to be arranged on retaining screw in hollow block set is connected in adjustment hole, random adjustable handrail handle height.
Further, be provided with screw rod in described connecting axle, this screw rod one end is provided with nut and seat board protecgulum, and the other end is provided with switch base, pin, spring and key-ring, described switch base by screw locking on screw rod.
The beneficial effects of the utility model are: as long as the folding travelling aided bicycle of hard seat plate presses the switch of folding seat board, seat board will be folded and support pipe support simultaneously upwards and collapsed forward, travelling aided bicycle volume-diminished just can be made to realize folding, folding very convenient, fast, greatly can save parking space after whole folding travelling aided bicycle is folding, portability is greatly improved, and fold hard seat plate when travelling aided bicycle is opened and carry out support support by the support pipe support of below, use very safe; Adjustable handrail level switch just can the height of easy adjustment two armrest handles by pressing shift knob in addition, is applicable to the user that height is different.
Accompanying drawing explanation
Fig. 1 is this utility model stated integer schematic diagram when opening completely.
Fig. 2 is this utility model side view of the state when opening completely.
Fig. 3 is this utility model stated integer schematic diagram when amounting to completely.
Fig. 4 is this utility model side view of the state when amounting to completely.
Fig. 5 is the explosive view that this utility model folds seat board combination.
Fig. 6 is this utility model adjustable handrail level switch composite entity schematic diagram.
Fig. 7 be the combination of this utility model adjustable handrail level switch closed be view.
Fig. 8 is that view when shift knob is is pressed in the combination of this utility model adjustable handrail level switch.
A pair main support combination 1 in figure, foldable base combination 2, support pipe support 3, adjustable handrail level switch combination 4, support example 11, wheel carrier example 12, support bar 123, pair of armrests handle 113, parking brake 112, screw 114, telescopic sleeving rod 111, adjustment hole 115, wheels 121 before a pair, pair of rear wheels group 122, universal wheel fork 124, connecting axle 20, left seat board 21, right seat board 22, holder 200, seat board protecgulum 202, nut 203, pin 204, screw rod 205, spring 206, switch base 207, screw 208, key-ring 209, a pair fixing bull stick 30, connecting rod 31, a pair movable bull stick 32, connector 321, footstock 33, hollow block set 40, rivet 41, retaining screw 42, spring 43, shift knob 44.
Detailed description of the invention
In order to structure of the present utility model, feature and effect thereof, can have and further understand and be familiar with, now lift a preferred embodiment, and be described with reference to the accompanying drawings as follows:
As Fig. 1, 2, 3, shown in 4 and 5, a kind of folding travelling aided bicycle being provided with hard seat plate described by the present embodiment, it mainly comprises a pair main support combination 1, folding seat board combination 2, support pipe support 3 and adjustable handrail level switch combination 4, a pair main support combination 1 is assembled by support arm 11 and wheel boom 12 to form fixing L bracket, being provided with support bar 123 in the middle part of support arm 11 and wheel boom 12 supports fixing, support above example 11 and be socketed with telescopic sleeving rod 111, telescopic sleeving rod 111 top is provided with armrest handle 113, the parking brake 114 be fixed by screws on telescopic sleeving rod 111 is provided with below armrest handle 113, wheels 121 before one end that the lower end of support arm 11 is connected with wheel boom 12 is provided with a pair that is fixed by universal wheel fork 124, the other end of wheel boom 12 is provided with rear wheels 122,
Be provided with in the connecting axle 20 that left seat board 21 and right seat board 22 are flexibly connected in folding seat board combination 2 and be provided with screw rod 205, screw rod 205 one end is provided with nut 203 and seat board protecgulum 202, the other end is provided with switch base 207, pin 204, spring 206 and key-ring 209, switch base 207 is locked on screw rod 205 by screw 208, folding seat board combination 2 upwards can fold left seat board 21 and right seat board 22 when amounting to by connecting axle 20 is pivotally connected, left seat board 21 and right seat board 22 both sides are all movably connected on support arm 11 by holder 200, support pipe support 3 and be connected with a pair movable bull stick 32 by connector 321, a pair movable bull stick 32 is fixedly attached on a pair fixing bull stick 30 by connecting rod 31, the bull stick 30 fixed for this pair is fixedly connected on support arm 11 and wheel boom 12 side, be positioned at support bar 123 other, the footstock 33 that can support the combination of folding seat board when opening is provided with above a pair movable bull stick 32.When amounting to, press the switch base 207 in folding seat board combination 2, the left seat board 21 in folding seat board combination 2 and right seat board 22 upwards can be folded, meanwhile, supporting pipe support 3 also can collapsed forward, body frame combination near and folding, at this moment, folding travelling aided bicycle can reach completely folding.
As Fig. 6, shown in 7 and 8, adjustable handrail level switch combination 4 includes hollow block set 40 and shift knob 44, hollow block set 40 is being arranged on described support arm 11 end, support arm 11 and telescopic sleeving rod 111 are equipped with corresponding adjustment hole 115, shift knob 44 is fixedly connected with hollow block set 40 by rivet 41, the spring 43 that button is set back is provided with in shift knob 44, when needing the height of adjustable handrail handle, by pressing shift knob 44, making to be arranged on retaining screw 42 in hollow block set 40 is connected in adjustment hole 115, random adjustable handrail handle 113 height.
As long as the folding travelling aided bicycle of a kind of hard seat plate of the present utility model presses the switch of folding seat board, seat board will be folded and support pipe support simultaneously upwards and collapsed forward, travelling aided bicycle volume-diminished just can be made to realize folding, folding very convenient, fast, greatly can save parking space after whole folding travelling aided bicycle is folding, portability is greatly improved, and fold hard seat plate when travelling aided bicycle is opened and carry out support support by the support pipe support of below, use very safe; Adjustable handrail level switch just can the height of easy adjustment two armrest handles by pressing shift knob in addition, is applicable to the user that height is different.
The foregoing is only the preferred embodiment of this utility model; not limit practical range of the present utility model with this; all persons that is familiar with technique; use principle of the present utility model and technical characteristic; the various change done and decoration, all should be covered by within protection category that these claims define.