CN205814563U - A kind of wheeled wheel chair capable of climbing stairway of left-right rotary spiral - Google Patents

Abstract

The utility model discloses a kind of wheeled wheel chair capable of climbing stairway of left-right rotary spiral, it includes wheelchair body, trailing wheel elevating mechanism, stairs climbing device assembly, connects assembly and electrical apparatus control system；In stairs climbing device assembly left-turn spiral wheel rotate time with stair face friction advance component and right hand helix wheel rotate time with stair face friction advance component make a concerted effort, building power is climbed as described a kind of wheeled wheel chair capable of climbing stairway of left-right rotary spiral, wheelchair is driven to realize going upstairs action or the stair action that falls, cancel out each other with the friction advance component vertical with direction of advance in stair face time when left-turn spiral wheel rotates with the frictional component vertical with direction of advance and the right hand helix wheel rotation in stair face, trailing wheel elevating mechanism have employed Chain conveyer and the combinative structure of bolt and nut transmission, wheel chair capable of climbing stairway level road walking motion and the conversion climbing building action can be easily achieved, simple in construction, easy to manufacture.

Description

A kind of wheeled wheel chair capable of climbing stairway of left-right rotary spiral

Technical field

This utility model relates to wheel chair capable of climbing stairway and climbing stairs goods handling car manufacturing technology field, more specifically Relate to a kind of wheeled wheel chair capable of climbing stairway of left-right rotary spiral.

Background technology

At present, in wheel chair capable of climbing stairway and climbing stairs goods handling car manufacturing technology field, primary structure has star-wheel Formula and crawler type and batch (-type) are several, and star wheel type structure is relatively simple, but when it is gone upstairs and downstairs wheelchair to play shape fluctuation big, to being sitting in For people on wheelchair, desired consistent level did not the most reach, and required higher to the nursing staff of operation wheelchair simultaneously；Carry out Band type structure is the most ripe, but price is high, and the household demand wheelchair user general unsuitable for economic conditions uses, crawler belt simultaneously Formula rotates less flexible, and the household demand personnel little for living space are the most applicable, develop cheap, simultaneously Having again the wheelchair of going upstairs and downstairs of ideal performance, this is a common problem of this area engineers and technicians.

Summary of the invention

The purpose of this utility model is that a kind of wheeled wheel chair capable of climbing stairway of left-right rotary spiral of offer, makes climbing stairs take turns The structure of chair is the simplest, and its price is cheaper, more steady when wheelchair is gone upstairs and downstairs, and makes the people being sitting on wheelchair the most easypro Suitable, wheelchair level road walking motion and the conversion climbing building action can be easily achieved simultaneously.

For reaching the purpose of this utility model, the technical scheme used is: a kind of wheeled climbing stairs of left-right rotary spiral Wheelchair, it includes wheelchair body, trailing wheel elevating mechanism, stairs climbing device assembly, connects assembly and electrical apparatus control system；

Described wheelchair body, it includes left U-shaped bending frame (1), right U-shaped bending frame (2), seat supporting frame (3), seat pad (4), chair back supporting frame (5), seat back pad (6), connecting plate (7), left support plate (8), right support plate (9), left universal caster wheel (10), Right universal caster wheel (11), Vehicular left pedal assembly (12), right steps assembly (13), left armrest assembly (14), right armrest assembly (15), left go-cart armrest assembly (16), right go-cart armrest assembly (17), front left side installing plate (18), forward right side installing plate (19)；

Described seat pad (4) is placed in above seat supporting frame (3), the left-front corner position, bottom surface of seat supporting frame (3) Being connected with one end of left U-shaped bending frame (1), the left rear corner position, bottom surface of seat supporting frame (3) is another with left U-shaped bending frame (1) One end is connected, and the right anterior angle position, bottom surface of seat supporting frame (3) is connected with one end of right U-shaped bending frame (2), seat supporting frame (3) right relief angle position, bottom surface is connected with the other end of right U-shaped bending frame (2), and described seat back pad (6) is placed in chair back supporting frame (5), before, the lower surface left-hand portion of chair back supporting frame (5) is connected with the left rear corner position, upper surface of seat supporting frame (3), chair On the right side of the lower surface of back of the body supporting frame (5), position is connected with the right relief angle position, upper surface of seat supporting frame (3), described left handrail Assembly (14) includes left armrest pad and left armrest support, and left armrest pad is placed in above left armrest support, left handrail support The rear end face of part is connected on the left of the front end face of medium height position with chair back supporting frame (5), and right armrest assembly (15) includes Right armrest pad and right armrest support, right armrest pad is placed in above right armrest support, the rear end face of right armrest support with Chair back supporting frame (5) is connected on the right side of the front end face of medium height position, and described connecting plate (7) is placed in left U-shaped bending frame (1) and the position, leading flank middle and lower part of right U-shaped bending frame (2), with left U-shaped bending frame (1) on the left of the trailing flank of connecting plate (7) Position, leading flank middle and lower part is connected, with the position, leading flank middle and lower part of right U-shaped bending frame (2) on the right side of the trailing flank of connecting plate (7) Being connected, the rear end face of described left support plate (8) is connected on the left of the leading flank of connecting plate (7), the lower surface of left support plate (8) It is connected with the installing plate upper surface of left universal caster wheel (10), the rear end face of described right support plate (9) and the front side of connecting plate (7) Right side of face is connected, and the lower surface of right support plate (9) is connected with the installing plate upper surface of right universal caster wheel (11), described left threading The rear end face of the connector in board component (12) is connected on the left of the front end face of seat supporting frame (3), described right steps group The rear end face of the connector in part (13) is connected on the right side of the front end face of seat supporting frame (3), described left go-cart armrest assembly And right go-cart armrest assembly (17) is respectively placed on rear side of the left and right two of upper plate (24) upper side, left go-cart armrest assembly (16) (16) Being connected with upper plate (24) by the lower surface of left go-cart handrail connector, right go-cart armrest assembly (17) is by right go-cart handrail even The lower surface of fitting is connected with upper plate (24)；Upper bend arm rest near left go-cart armrest assembly (16) is provided with electrical equipment Control switch in control system, or the upper bend arm rest near right go-cart armrest assembly (17) is provided with electrical equipment control Control switch in system, described front left side installing plate (18) is placed in the front left side of left U-shaped bending frame (1), simultaneously and left U-shaped On front side of the leading portion left surface of bending frame (1) and the hypomere left surface of left U-shaped bending frame (1) and the left surface of seat supporting frame (3) Front side is connected, and described forward right side installing plate (19) is placed in right U-shaped bending frame (2) forward right side, simultaneously with right U-shaped bending frame (2) Leading portion right flank be connected on front side of the right flank of seat supporting frame (3) on front side of the hypomere right flank of right U-shaped bending frame (2), Being provided with the transition through hole that long connection bearing pin (20) can be passed through on front left side installing plate (18), forward right side installing plate (19) is upper to be arranged There are the transition through hole that long connection bearing pin (20) can be passed through, the axial line of the transition through hole on front left side installing plate (18) and forward right side The axial line of the transition through hole on installing plate (19) overlaps；

Described trailing wheel elevating mechanism, it include left rear side installing plate (22), right lateral side installing plate (23), upper plate (24), Lower plate (25), back plate (26), trailing wheel lifting handwheel (27), bearing block 1(28), bearing block 2(29), left axle (30), right axle (31), Sprocket wheel 1(32), sprocket wheel 2(33), sprocket wheel 3(34), sprocket wheel 4(35), chain 1(36), bearing block 3(37), bearing block 4(38), chain Bar 2(39), chain 3(40), sprocket wheel 5(41), sprocket wheel 6(42), bearing block 5(43), bearing block 6(44), left wing plate (45), right flank Plate (46), screw rod 1(47), screw rod 2(48), nut 1(49), nut 2(50), activity guide plate 1(51), activity guide plate 2 (52), fixing guide-rail plate 1(53), fixing guide-rail plate 2(54), trailing wheel 1(55), trailing wheel 2(56)；

The upper side of described back plate (26) is connected with the rear side position of upper plate (24) downside, the downside of back plate (26) It is connected with the rear side position of lower plate (25) upper side, the leading flank of upper plate (24) and the medium position near chair back supporting frame (5) Trailing flank be connected, the leading flank of lower plate (25) is connected with the trailing flank of the medium position of close chair back supporting frame (5), is positioned at Below plate (24), upper plate (24) and lower plate (25) are parallel to each other, before the centre position of upper plate (24) and lower plate (25) is provided with Rear to groove, the groove consistency from top to bottom of the groove on upper plate (24) and lower plate (25), the upper end peace of described left axle (30) Be contained in bearing block 1(28) on, bearing block 1(28) mounting seat be connected with the upper side of upper plate (24), be located close to upper plate (24) Left rear corner at, the lower end of left axle (30) is arranged on bearing block 3(37) on, bearing block 3(37) mounting seat and lower plate (25) Upper side is connected, and is located close at the left rear corner of lower plate (25), on the left axle (30) of close upper plate (24), equipped with sprocket wheel 1 (32), near bearing block 3(37) left axle (30) on, equipped with sprocket wheel 3(34),

The upper end of described right axle (31) is connected with trailing wheel lifting handwheel (27), on the right side near trailing wheel lifting handwheel (27) Shaft part on axle (31), is arranged on bearing block 2(29) on, bearing block 2(29) mounting seat be connected with the upper side of upper plate (24), Being located close at the right relief angle of upper plate (24), the lower end of right axle (31) is arranged on bearing block 4(38) on, bearing block 4(38) peace Dress seat is connected with the upper side of lower plate (25), is located close at the right relief angle of lower plate (25), at the right axle near upper plate (24) (31) on shaft part, equipped with sprocket wheel 2(33), near bearing block 4(38) right axle (31) shaft part on, equipped with sprocket wheel 4(35), chain Bar 1(36) be arranged on sprocket wheel 3(34) and sprocket wheel 4(35) on, formed Chain conveyer, sprocket wheel 3(34) and sprocket wheel 4(35) number of teeth phase With, the rotating speed of left axle (30) and right axle (31) is equal, and described left rear side installing plate (22) is placed in a left side for left U-shaped bending frame (1) Rear side is at the back segment of left U-shaped bending frame (1), with left armrest assembly at the upper edge of the right flank of left rear side installing plate (22) (14) left surface of the left armrest support in is connected, and rolls over left U-shaped at the lower edge of the right flank of left rear side installing plate (22) The hypomere partial left side face of curved frame (1) is connected, and left rear side installing plate (22) is near the partial right side face of center and seat supporting The partial left side face of frame (3) is connected, described fixing guide-rail plate 1(53) the left surface of right flank and left rear side installing plate (22) Be connected, activity guide plate 1(51) be arranged on fixing guide-rail plate 1(53) on, activity guide plate 1(51) right flank in the middle part of be provided with The groove of above-below direction, activity guide plate 1(51) lower surface and trailing wheel 1(55) the upper end of installing plate be connected, nut 1(49) with Activity guide plate 1(51) groove bottom top be connected, be placed in activity guide plate 1(51) groove in, described left wing plate (45) Right side is connected with the left surface of left rear side installing plate (22), is disposed adjacent to the upper end surface of left rear side installing plate (22), left wing Plate (45) is provided with screw rod 1(47) transitional pore, described bearing block 5(43) the above phase of mounting seat and left wing plate (45) Even, described screw rod 1(47) upper end and sprocket wheel 5(41) be connected, close sprocket wheel 5(41) do not have threaded screw rod 1(47) section Top is arranged on bearing block 5(43) on, screwed screw rod 1(47) section is arranged on nut 1(49) on, form bolt and nut and pass Dynamic, described right lateral side installing plate (23) is placed in the right lateral side back segment near right U-shaped bending frame (2) of right U-shaped bending frame (2) Place, the right flank of the right armrest support at the upper edge of the left surface of right lateral side installing plate (23) and in right armrest assembly (15) Being connected, at the lower edge of the left surface of right lateral side installing plate (23), the hypomere partial right side face with right U-shaped bending frame (2) is connected, Right lateral side installing plate (23) is connected with the partial right side face of seat supporting frame (3) near the partial left side face of center, described Fixing guide-rail plate 2(54) left surface be connected with the right flank of right lateral side installing plate (23), activity guide plate 2(52) be arranged on and consolidate Determine guide-rail plate 2(54) on, activity guide plate 2(52) left surface in the middle part of be provided with the groove of above-below direction, activity guide plate 2(52) Lower surface and trailing wheel 2(56) the upper end of installing plate be connected, nut 2(50) with activity guide plate 2(52) groove bottom top Be connected, be placed in activity guide plate 2(52) groove in, the left side of described right wing plate (46) and the right side of right lateral side installing plate (23) Side is connected, and be disposed adjacent to the upper end surface of right lateral side installing plate (23), right wing plate (46) is provided with screw rod 2(48) transition Hole, described bearing block 6(44) above being connected of mounting seat and right wing plate (46), described screw rod 2(48) upper end and chain Wheel 6(42) be connected, near sprocket wheel 6(42) do not have threaded screw rod 2(48) section top is arranged on bearing block 6(44) on, with The screw rod 2(48 of screw thread) section is arranged on nut 2(50) on, form bolt and nut transmission, chain 2(39) it is arranged on sprocket wheel 1(32) With sprocket wheel 5(41) on, form Chain conveyer, chain 3(40) it is arranged on sprocket wheel 2(33) and sprocket wheel 6(42) on, form Chain conveyer；Chain Wheel 1(32) and sprocket wheel 5(41) gear ratio be equal to sprocket wheel 2(33) and sprocket wheel 6(42) gear ratio, sprocket wheel 1(32) and sprocket wheel 2 (33) the number of teeth is identical, sprocket wheel 5(41) with sprocket wheel 6(42) the number of teeth identical；

By rotating trailing wheel lifting handwheel (27), drive right axle (31) and be arranged on the sprocket wheel 2(33 on right axle (31)) and Sprocket wheel 4(35) rotate, sprocket wheel 4(35) by chain 1(36) band movable sprocket 3(34) rotate, sprocket wheel 3(34) drive left axle (30) to turn Dynamic, left axle (30) rotating speed is equal with right axle (31) rotating speed, the sprocket wheel 2(33 on right axle (31)) by chain 3(40) band movable sprocket 6 (42) rotate, sprocket wheel 6(42) drive screw rod 2(48) rotate, screw rod 2(48) by nut 2(50) activity guide plate 2 can be driven (52) move up and down, the sprocket wheel 1(32 on left axle (30)) by chain 2(39) band movable sprocket 5(41) rotate, sprocket wheel 5(41) band Dynamic screw rod 1(47) rotate, screw rod 1(47) by nut 1(49) activity guide plate 1(51 can be driven) move up and down, described spiral shell Bar 1(47) with screw rod 2(48) thread parameter identical, activity guide plate 1(51) and activity guide plate 2(52) rise or fall Speed identical with direction, by the upper surface of its installing plate and activity guide plate 1(51) the trailing wheel 1(55 that is connected of lower surface) With by the upper surface of its installing plate and activity guide plate 2(52) the lower surface trailing wheel 2(56 that is connected) rise or fall Speed is identical with direction；

Described stairs climbing device assembly, it includes reducing motor (57), sprocket wheel 7(58), chain 4(59), sprocket wheel 8 (60), transmission case (61), shaft coupling 1(62), shaft coupling 2(63), right hand helix wheel assembly, left-turn spiral wheel assembly, bearing block 7 (66), bearing block 8(67), connect seat 1(68), connect seat 2(69), connect seat 3(70), connect seat 4(71), plate in upside (76), downside back plate (77), upside back plate (78), upside header board (79), downside header board (80), left side structure plate (81), right side structure Plate (82)；

Described right hand helix wheel assembly includes right hand helix wheel shaft (64-1), right hand helix takes turns frame supporting (64-2), Right hand helix wheel frame (64-3) and dextrorotation tire (64-4)；Dextrorotation tire (64-4) is arranged on outside right hand helix wheel frame (64-3) On side, the inner side of right hand helix wheel frame (64-3) is connected with one end of right hand helix wheel frame supporting (64-2), right hand helix wheel frame The other end of supporting (64-2) is connected with right hand helix wheel shaft (64-1), and described left-turn spiral wheel assembly includes left-turn spiral Wheel shaft (65-1), left-turn spiral wheel frame supporting (65-2), left-turn spiral wheel frame (65-3) and left-handed tire (65-4)；Left-handed tire (65-4) being arranged on the outside of left-turn spiral wheel frame (65-3), frame is taken turns with left-turn spiral in the inner side of left-turn spiral wheel frame (65-3) One end of supporting (65-2) is connected, and the other end of left-turn spiral wheel frame supporting (65-2) is connected with left-turn spiral wheel shaft (65-1)；

The external diameter of dextrorotation tire (64-4) and the external diameter of left-handed tire (65-4) are equal, and cross section parameters correspondence is identical, right The pitch of spinning roller tire (64-4) and the pitch of left-handed tire (65-4) is equal, the head number of dextrorotation tire (64-4) and left-handed tire (65-4) head number is identical, and the rotation direction of dextrorotation tire (64-4) is dextrorotation, and the rotation direction of left-handed tire (65-4) is left-handed, dextrorotation spiral shell The external diameter of the external diameter of spinning roller frame (64-3) and left-turn spiral wheel frame (65-3) is equal, and cross section parameters correspondence is identical, right hand helix The pitch of the pitch of wheel frame (64-3) and left-turn spiral wheel frame (65-3) is equal, the right hand helix wheel frame head number of (64-3) and left-handed The head number of helical wheel frame (65-3) is identical, and the rotation direction of right hand helix wheel frame (64-3) is dextrorotation, left-turn spiral wheel frame (65-3) Rotation direction is left-handed；

Described left side structure plate (81) is identical with right side structure plate (82) shape and size, under described upside back plate (78) On the left of side, the rear portion, upper surface with left side structure plate (81) is connected, with right side structure plate (82) on the right side of the downside of upside back plate (78) Rear portion, upper surface be connected, with rear portion, the lower surface phase in left side structure plate (81) on the left of the upper side of described downside back plate (77) Even, on the right side of the upper side of downside back plate (77), the rear portion, lower surface with right side structure plate (82) is connected, described downside header board (80) Upper side on the left of be connected with the front portion, lower surface in left side structure plate (81), with right side structure plate on the right side of the upper side of downside header board (80) (82) front portion, lower surface is connected, fillet anterior with close left side structure plate (81) on the left of the downside of described upside header board (79) Structure plate (81) upper surface, left side at place is connected, fillet anterior with close right side structure plate (82) on the right side of the downside of upside header board (79) Structure plate (82) upper surface, right side at place is connected, part with left side structure plate (81) on the left of the downside of plate (76) in described upside Upper surface be connected, be located close to upside back plate (78) front side, in described upside on the right side of the downside of plate (76) with right side structure The part upper surface of plate (82) is connected, and is located close to the front side of upside back plate (78), and described reducing motor (57) is pacified by it Dress seat is arranged on the right side of the upper side of upside back plate (78), described sprocket wheel 7(58) power that is arranged on reducing motor (57) is defeated Going out on axle head, it is defeated that described transmission case (61) includes casing, case lid, transmission component, a power input shaft and two power Shaft；The external part of described power input shaft is arranged on the side of transmission case (61), and two power output shaft external parts are arranged At the opposite side of transmission case (61), the output speed of two power output shafts is identical, turns to contrary, two power output shafts and case The center height installing bottom surface of body is equal, and described transmission case (61) is installed bottom surface by it and is arranged under downside back plate (77) On side, described sprocket wheel 8(60) be arranged on the power input shaft of transmission case (61) side, chain 4(59) it is arranged on sprocket wheel 7 (58) and sprocket wheel 8(60) on, form Chain conveyer, by described Chain conveyer, the power input transmission case of reducing motor (57) (61), an output shaft of transmission case (61) opposite side passes through shaft coupling 1(62) with one end phase of right hand helix wheel shaft (64-1) Even, the other end of right hand helix wheel shaft (64-1) is arranged on bearing block 7(66) bearing on, bearing block 7(66) mounting seat peace Being contained in the left side of header board (80) downside, downside, another output shaft of transmission case (61) opposite side passes through shaft coupling 2(63) with One end of left-turn spiral wheel shaft (65-1) be connected, the other end of left-turn spiral wheel shaft (65-1) is arranged on bearing block 8(67) axle Hold, bearing block 8(67) mounting seat be arranged on downside header board (80) downside right side, described connection seat 1(68) the end Seat is connected with the upper side of upside header board (79) on the left of, described connection seat 2(69) base and the upside of upside header board (79) Right side of face is connected, and connects seat 1(68) and connect seat 2(69) on be both provided with the transition through hole that long connection bearing pin (20) can be passed through, Connect seat 1(68) on transition through hole axial line be connected seat 2(69) on transition through hole axial line coincidence, described company Joint chair 3(70) base be connected on the left of the upper side center line of plate in upside (76), described connection seat 4(71) base with upper In side on the right side of the upper side center line of plate (76) be connected, connect seat 3(70) and connection seat 4(71) on be provided with short connection bearing pin (72) The transition through hole that can pass through, connects seat 3(70) on transition through hole axial line be connected seat 4(71) on the axle of transition through hole Heart line overlaps；

When left-turn spiral wheel in stairs climbing device assembly rotates, its left-handed tire (65-4) advances with the friction in stair face When component and right hand helix wheel rotate, the friction advance component in its dextrorotation tire (64-4) and stair face makes a concerted effort, as described A kind of wheeled wheel chair capable of climbing stairway of left-right rotary spiral climb building power, drive wheelchair to realize going upstairs action or the stair action that falls, The frictional component vertical with direction of advance in its left-handed tire (65-4) and stair face and right hand helix when left-turn spiral wheel rotates When wheel rotates, its dextrorotation tire (64-4) is cancelled out each other with the friction advance component vertical with direction of advance in stair face；

Described connection assembly, it includes long connection bearing pin (20), circlip (21), short connection bearing pin (72), connects Bolt (73), nut bracelet 1(74), nut bracelet 2(75)；

Described long connection bearing pin (20) penetrates the upper set transition of forward right side installing plate (19) from right-to-left order and leads to Hole, connect seat 2(69) upper set transition through hole, connect seat 1(68) upper set transition through hole and front left side installing plate (18) upper set transition through hole, described circlip (21) is arranged on long connection set by jack-post face, bearing pin (20) one end On the hole put, one end of described bolt (73) is provided with connection ring, and connection ring is provided with short connection bearing pin (72) can be passed through Transition through hole, described short connection bearing pin (72) penetrates from right-to-left order and connects seat 4(71) upper set transition through hole The transition through hole connected on ring arranged with one end of bolt (73) and connection seat 3(70) upper set transition through hole, described Bolt (73) the other end through lower plate (25) centre position arrange groove and upper plate (24) centre position arrange groove, Described nut bracelet 2(75) it is contained on connecting bolt (73), it is placed in the downside of lower plate (25) lower surface, described nut bracelet 1(74) it is contained on connecting bolt (73), is placed in the upside of upper plate (24) upper surface；

Described electrical apparatus control system, it includes electric appliance box (83), accumulator (84), electric machine controller, charger and control System switch；Described electric appliance box (83) is built-in with and includes electric machine controller and charger, is placed in the left front of upper plate (24) upper side Side, described accumulator (84) is placed in the forward right side of upper plate (24) upper side；

Sprocket wheel 7(58 is replaced with a pulley concial disk), V belt replaces chain 4(59), use another V belt Wheel replaces sprocket wheel 8(60), it is achieved the power of reducing motor (57) is transferred to transmission case (61)；

Right hand helix is taken turns (64) be arranged in the installation site of left-turn spiral wheel (65) instead, left-turn spiral is taken turns simultaneously (65) it is arranged in the installation site of right hand helix wheel (64) instead, reaches using effect；

Use a band reduction box motor and make power output shaft and right axle (31) the upper end phase of this band reduction box motor Even, this band reduction box motor is arranged close at the right relief angle of upper plate (24) by its mounting seat simultaneously, replaces trailing wheel lifting Handwheel (27), making trailing wheel elevating mechanism is electronic elevating mechanism.

The beneficial effects of the utility model are: when utilizing left-turn spiral wheel to rotate with the friction advance component in stair face and With the making a concerted effort of the friction advance component in stair face when right hand helix wheel rotates, wheelchair realize going upstairs action or stair that fall are driven to move Make, by trailing wheel elevating mechanism, be easily achieved the level road walking motion of the wheeled wheel chair capable of climbing stairway of left-right rotary spiral and climb building The conversion of action, Wheelchair structure is the compactest, easy to manufacture, can reach the use requirement of wheelchair, also can reduce the system of wheelchair Cause this.

Accompanying drawing illustrates:

With embodiment, this utility model is further illustrated below in conjunction with the accompanying drawings.

Fig. 1 is the structure diagram front view of this utility model embodiment.

Fig. 2 be this utility model embodiment removes Climbing building device assembly after but retain connect seat 1(68) and connection seat 2 (69) structure diagram top view.

Fig. 3 is that the Climbing building device assembly A in this utility model embodiment is to revolved view.

Detailed description of the invention:

In Fig. 1, Fig. 2, Fig. 3, left U-shaped bending frame (1), right U-shaped bending frame (2), seat supporting frame (3), seat pad (4), chair back supporting frame (5), seat back pad (6), connecting plate (7), left support plate (8), right support plate (9), left universal caster wheel (10), Right universal caster wheel (11), Vehicular left pedal assembly (12), right steps assembly (13), left armrest assembly (14), right armrest assembly (15), left go-cart armrest assembly (16), right go-cart armrest assembly (17), front left side installing plate (18), forward right side installing plate (19), Long connection bearing pin (20), circlip (21), left rear side installing plate (22), right lateral side installing plate (23), upper plate (24), lower plate (25), back plate (26), trailing wheel lifting handwheel (27), bearing block 1(28), bearing block 2(29), left axle (30), right axle (31), sprocket wheel 1(32), sprocket wheel 2(33), sprocket wheel 3(34), sprocket wheel 4(35), chain 1(36), bearing block 3(37), bearing block 4(38), chain 2 (39), chain 3(40), sprocket wheel 5(41), sprocket wheel 6(42), bearing block 5(43), bearing block 6(44), left wing plate (45), right wing plate (46), screw rod 1(47), screw rod 2(48), nut 1(49), nut 2(50), activity guide plate 1(51), activity guide plate 2(52), Fixing guide-rail plate 1(53), fixing guide-rail plate 2(54), trailing wheel 1(55), trailing wheel 2(56), reducing motor (57), sprocket wheel 7(58), chain Bar 4(59), sprocket wheel 8(60), transmission case (61), shaft coupling 1(62), shaft coupling 2(63), right hand helix wheel shaft (64-1), dextrorotation Helical wheel frame supporting (64-2), right hand helix wheel frame (64-3), dextrorotation tire (64-4), left-turn spiral wheel shaft (65-1), left-handed Helical wheel frame supporting (65-2), left-turn spiral wheel frame (65-3), left-handed tire (65-4), bearing block 7(66), bearing block 8(67), Connect seat 1(68), connect seat 2(69), connect seat 3(70), connect seat 4(71), short connection bearing pin (72), connecting bolt (73), Nut bracelet 1(74), nut bracelet 2(75), plate (76), downside back plate (77), upside back plate (78), upside header board in upside (79), downside header board (80), left side structure plate (81), right side structure plate (82), electric appliance box (83), accumulator (84).

In the embodiment shown in Fig. 1, Fig. 2, Fig. 3, a kind of wheeled wheel chair capable of climbing stairway of left-right rotary spiral, it includes wheelchair Body, trailing wheel elevating mechanism, stairs climbing device assembly, connection assembly and electrical apparatus control system.

Described wheelchair body, it includes left U-shaped bending frame (1), right U-shaped bending frame (2), seat supporting frame (3), seat pad (4), chair back supporting frame (5), seat back pad (6), connecting plate (7), left support plate (8), right support plate (9), left universal caster wheel (10), Right universal caster wheel (11), Vehicular left pedal assembly (12), right steps assembly (13), left armrest assembly (14), right armrest assembly (15), left go-cart armrest assembly (16), right go-cart armrest assembly (17), front left side installing plate (18), forward right side installing plate (19)；

Described seat pad (4) is placed in above seat supporting frame (3), the left-front corner position, bottom surface of seat supporting frame (3) Being connected with one end of left U-shaped bending frame (1), the left rear corner position, bottom surface of seat supporting frame (3) is another with left U-shaped bending frame (1) One end is connected, and the right anterior angle position, bottom surface of seat supporting frame (3) is connected with one end of right U-shaped bending frame (2), seat supporting frame (3) right relief angle position, bottom surface is connected with the other end of right U-shaped bending frame (2)；

Described seat back pad (6) is placed in before chair back supporting frame (5), the lower surface left-hand portion of chair back supporting frame (5) with The left rear corner position, upper surface of seat supporting frame (3) is connected, position and seat supporting frame on the right side of the lower surface of chair back supporting frame (5) (3) right relief angle position, upper surface is connected；

Described left armrest assembly (14) includes left armrest pad and left armrest support, and left armrest pad is placed in left handrail support Above part, the rear end face of left armrest support is connected on the left of the front end face of medium height position with chair back supporting frame (5), Right armrest assembly (15) includes right armrest pad and right armrest support, and right armrest pad is placed in above right armrest support, and the right side is held up The rear end face of hands supporting member is connected on the right side of the front end face of medium height position with chair back supporting frame (5)；

Described connecting plate (7) is placed in left U-shaped bending frame (1) and the position, leading flank middle and lower part of right U-shaped bending frame (2), On the left of the trailing flank of connecting plate (7), the position, leading flank middle and lower part with left U-shaped bending frame (1) is connected, the trailing flank of connecting plate (7) Right side is connected with the position, leading flank middle and lower part of right U-shaped bending frame (2), the rear end face of described left support plate (8) and connecting plate (7) being connected on the left of leading flank, the lower surface of left support plate (8) is connected with the installing plate upper surface of left universal caster wheel (10), institute The rear end face of the right support plate (9) stated is connected on the right side of the leading flank of connecting plate (7), the lower surface of right support plate (9) and right ten thousand It is connected to the installing plate upper surface of castor (11)；

Phase on the left of the rear end face of the described connector in Vehicular left pedal assembly (12) and the front end face of seat supporting frame (3) Even, the rear end face of the described connector in right steps assembly (13) is connected on the right side of the front end face of seat supporting frame (3)；

Described left go-cart armrest assembly (16) and right go-cart armrest assembly (17) are respectively placed in upper plate (24) upper side On rear side of left and right two, left go-cart armrest assembly (16) is connected with upper plate (24) by the lower surface of left go-cart handrail connector, and the right side pushes away Car armrest assembly (17) is connected with upper plate (24) by the lower surface of right go-cart handrail connector；Near left go-cart armrest assembly (16) the control switch that upper bend arm rest is provided with in electrical apparatus control system, or near right go-cart armrest assembly (17) Upper bend arm rest be provided with in electrical apparatus control system control switch；

Described front left side installing plate (18) is placed in the front left side of left U-shaped bending frame (1), simultaneously with left U-shaped bending frame (1) Leading portion left surface be connected on front side of the left surface of seat supporting frame (3) on front side of the hypomere left surface of left U-shaped bending frame (1), Described forward right side installing plate (19) is placed in right U-shaped bending frame (2) forward right side, simultaneously with the leading portion of right U-shaped bending frame (2) on the right side of Face is connected on front side of the hypomere right flank of right U-shaped bending frame (2) on front side of the right flank of seat supporting frame (3), and front left side is installed Being provided with the transition through hole that long connection bearing pin (20) can be passed through on plate (18), forward right side installing plate is provided with long connecting pin on (19) The transition through hole that axle (20) can pass through, the axial line of the transition through hole on front left side installing plate (18) and forward right side installing plate (19) On transition through hole axial line overlap.

Described trailing wheel elevating mechanism, it include left rear side installing plate (22), right lateral side installing plate (23), upper plate (24), Lower plate (25), back plate (26), trailing wheel lifting handwheel (27), bearing block 1(28), bearing block 2(29), left axle (30), right axle (31), Sprocket wheel 1(32), sprocket wheel 2(33), sprocket wheel 3(34), sprocket wheel 4(35), chain 1(36), bearing block 3(37), bearing block 4(38), chain Bar 2(39), chain 3(40), sprocket wheel 5(41), sprocket wheel 6(42), bearing block 5(43), bearing block 6(44), left wing plate (45), right flank Plate (46), screw rod 1(47), screw rod 2(48), nut 1(49), nut 2(50), activity guide plate 1(51), activity guide plate 2 (52), fixing guide-rail plate 1(53), fixing guide-rail plate 2(54), trailing wheel 1(55), trailing wheel 2(56)；

The upper side of described back plate (26) is connected with the rear side position of upper plate (24) downside, the downside of back plate (26) It is connected with the rear side position of lower plate (25) upper side, the leading flank of upper plate (24) and the medium position near chair back supporting frame (5) Trailing flank be connected, the leading flank of lower plate (25) is connected with the trailing flank of the medium position of close chair back supporting frame (5), is positioned at Below plate (24), upper plate (24) and lower plate (25) are parallel to each other, before the centre position of upper plate (24) and lower plate (25) is provided with Rear to groove, the groove consistency from top to bottom of the groove on upper plate (24) and lower plate (25)；

The upper end of described left axle (30) is arranged on bearing block 1(28) on, bearing block 1(28) mounting seat and upper plate (24) Upper side be connected, be located close at the left rear corner of upper plate (24), the lower end of left axle (30) is arranged on bearing block 3(37) on, axle Bearing 3(37) mounting seat be connected with the upper side of lower plate (25), be located close at the left rear corner of lower plate (25), near upper plate (24) on left axle (30), equipped with sprocket wheel 1(32), near bearing block 3(37) left axle (30) on, equipped with sprocket wheel 3(34)；

The upper end of described right axle (31) is connected with trailing wheel lifting handwheel (27), on the right side near trailing wheel lifting handwheel (27) Shaft part on axle (31), is arranged on bearing block 2(29) on, bearing block 2(29) mounting seat be connected with the upper side of upper plate (24), Being located close at the right relief angle of upper plate (24), the lower end of right axle (31) is arranged on bearing block 4(38) on, bearing block 4(38) peace Dress seat is connected with the upper side of lower plate (25), is located close at the right relief angle of lower plate (25), at the right axle near upper plate (24) (31) on shaft part, equipped with sprocket wheel 2(33), near bearing block 4(38) right axle (31) shaft part on, equipped with sprocket wheel 4(35), chain Bar 1(36) be arranged on sprocket wheel 3(34) and sprocket wheel 4(35) on, formed Chain conveyer, sprocket wheel 3(34) and sprocket wheel 4(35) number of teeth phase With, the rotating speed of left axle (30) and right axle (31) is equal；

Described left rear side installing plate (22) is placed in the left rear side of left U-shaped bending frame (1) near left U-shaped bending frame (1) At back segment, a left side for the left armrest support at the upper edge of the right flank of left rear side installing plate (22) and in left armrest assembly (14) Side is connected, with the hypomere partial left side face phase of left U-shaped bending frame (1) at the lower edge of the right flank of left rear side installing plate (22) Even, left rear side installing plate (22) is connected with the partial left side face of seat supporting frame (3) near the partial right side face of center；

Described fixing guide-rail plate 1(53) right flank be connected with the left surface of left rear side installing plate (22), movable guiding rail Plate 1(51) be arranged on fixing guide-rail plate 1(53) on, activity guide plate 1(51) right flank in the middle part of be provided with the groove of above-below direction, Activity guide plate 1(51) lower surface and trailing wheel 1(55) the upper end of installing plate be connected, nut 1(49) with activity guide plate 1 (51) groove bottom top be connected, be placed in activity guide plate 1(51) groove in, the right side of described left wing plate (45) is with left back The left surface of side installing plate (22) is connected, and is disposed adjacent to the upper end surface of left rear side installing plate (22), and left wing plate (45) is provided with Screw rod 1(47) transitional pore, described bearing block 5(43) above being connected of mounting seat and left wing plate (45), described screw rod 1 (47) upper end and sprocket wheel 5(41) be connected, near sprocket wheel 5(41) do not have threaded screw rod 1(47) section top is arranged on bearing Seat 5(43) on, screwed screw rod 1(47) section is arranged on nut 1(49) on, form bolt and nut transmission；

Described right lateral side installing plate (23) is placed in the right lateral side of right U-shaped bending frame (2) near right U-shaped bending frame (2) At back segment, the right side of the right armrest support at the upper edge of the left surface of right lateral side installing plate (23) and in right armrest assembly (15) Side is connected, with the hypomere partial right side face phase of right U-shaped bending frame (2) at the lower edge of the left surface of right lateral side installing plate (23) Even, right lateral side installing plate (23) is connected with the partial right side face of seat supporting frame (3) near the partial left side face of center；

Described fixing guide-rail plate 2(54) left surface be connected with the right flank of right lateral side installing plate (23), movable guiding rail Plate 2(52) be arranged on fixing guide-rail plate 2(54) on, activity guide plate 2(52) left surface in the middle part of be provided with the groove of above-below direction, Activity guide plate 2(52) lower surface and trailing wheel 2(56) the upper end of installing plate be connected, nut 2(50) with activity guide plate 2 (52) groove bottom top is connected, and is placed in activity guide plate 2(52) groove in, behind the left side of described right wing plate (46) and the right side The right flank of side installing plate (23) is connected, and is disposed adjacent to the upper end surface of right lateral side installing plate (23), and right wing plate (46) is provided with Screw rod 2(48) transitional pore, described bearing block 6(44) above being connected of mounting seat and right wing plate (46), described screw rod 2 (48) upper end and sprocket wheel 6(42) be connected, near sprocket wheel 6(42) do not have threaded screw rod 2(48) section top is arranged on bearing Seat 6(44) on, screwed screw rod 2(48) section is arranged on nut 2(50) on, form bolt and nut transmission；

Chain 2(39) it is arranged on sprocket wheel 1(32) and sprocket wheel 5(41) on, form Chain conveyer, chain 3(40) it is arranged on sprocket wheel 2 (33) and sprocket wheel 6(42) on, formed Chain conveyer；Sprocket wheel 1(32) and sprocket wheel 5(41) gear ratio equal to sprocket wheel 2(33) and sprocket wheel 6 (42) gear ratio, sprocket wheel 1(32) with sprocket wheel 2(33) the number of teeth identical, sprocket wheel 5(41) with sprocket wheel 6(42) the number of teeth identical；

By rotating trailing wheel lifting handwheel (27), drive right axle (31) and be arranged on the sprocket wheel 2(33 on right axle (31)) and Sprocket wheel 4(35) rotate, sprocket wheel 4(35) by chain 1(36) band movable sprocket 3(34) rotate, sprocket wheel 3(34) drive left axle (30) to turn Dynamic, left axle (30) rotating speed is equal with right axle (31) rotating speed, the sprocket wheel 2(33 on right axle (31)) by chain 3(40) band movable sprocket 6 (42) rotate, sprocket wheel 6(42) drive screw rod 2(48) rotate, screw rod 2(48) by nut 2(50) activity guide plate 2 can be driven (52) move up and down, the sprocket wheel 1(32 on left axle (30)) by chain 2(39) band movable sprocket 5(41) rotate, sprocket wheel 5(41) band Dynamic screw rod 1(47) rotate, screw rod 1(47) by nut 1(49) activity guide plate 1(51 can be driven) move up and down, described spiral shell Bar 1(47) with screw rod 2(48) thread parameter identical, activity guide plate 1(51) and activity guide plate 2(52) rise or fall Speed identical with direction, by the upper surface of its installing plate and activity guide plate 1(51) the trailing wheel 1(55 that is connected of lower surface) With by the upper surface of its installing plate and activity guide plate 2(52) the lower surface trailing wheel 2(56 that is connected) rise or fall Speed is identical with direction.

Described stairs climbing device assembly, it includes reducing motor (57), sprocket wheel 7(58), chain 4(59), sprocket wheel 8 (60), transmission case (61), shaft coupling 1(62), shaft coupling 2(63), right hand helix wheel assembly, left-turn spiral wheel assembly, bearing block 7 (66), bearing block 8(67), connect seat 1(68), connect seat 2(69), connect seat 3(70), connect seat 4(71), plate in upside (76), downside back plate (77), upside back plate (78), upside header board (79), downside header board (80), left side structure plate (81), right side structure Plate (82)；

Described right hand helix wheel assembly includes right hand helix wheel shaft (64-1), right hand helix takes turns frame supporting (64-2), Right hand helix wheel frame (64-3) and dextrorotation tire (64-4)；Dextrorotation tire (64-4) is arranged on outside right hand helix wheel frame (64-3) On side, the inner side of right hand helix wheel frame (64-3) is connected with one end of right hand helix wheel frame supporting (64-2), right hand helix wheel frame The other end of supporting (64-2) is connected with right hand helix wheel shaft (64-1)；

Described left-turn spiral wheel assembly includes left-turn spiral wheel shaft (65-1), left-turn spiral takes turns frame supporting (65-2), Left-turn spiral wheel frame (65-3) and left-handed tire (65-4)；Left-handed tire (65-4) is arranged on outside left-turn spiral wheel frame (65-3) On side, the inner side of left-turn spiral wheel frame (65-3) is connected with one end of left-turn spiral wheel frame supporting (65-2), left-turn spiral wheel frame The other end of supporting (65-2) is connected with left-turn spiral wheel shaft (65-1)；

The external diameter of dextrorotation tire (64-4) and the external diameter of left-handed tire (65-4) are equal, and cross section parameters correspondence is identical, right The pitch of spinning roller tire (64-4) and the pitch of left-handed tire (65-4) is equal, the head number of dextrorotation tire (64-4) and left-handed tire (65-4) head number is identical, and the rotation direction of dextrorotation tire (64-4) is dextrorotation, and the rotation direction of left-handed tire (65-4) is left-handed；

The external diameter of the external diameter of right hand helix wheel frame (64-3) and left-turn spiral wheel frame (65-3) is equal, and cross section parameters is corresponding Identical, the pitch of the pitch of right hand helix wheel frame (64-3) and left-turn spiral wheel frame (65-3) is equal, right hand helix wheel frame (64- 3) head number is identical with the head number of left-turn spiral wheel frame (65-3), and the rotation direction of right hand helix wheel frame (64-3) is dextrorotation, left-handed spiral shell The rotation direction of spinning roller frame (65-3) is left-handed；

Described left side structure plate (81) is identical with right side structure plate (82) shape and size, under described upside back plate (78) On the left of side, the rear portion, upper surface with left side structure plate (81) is connected, with right side structure plate (82) on the right side of the downside of upside back plate (78) Rear portion, upper surface be connected, with rear portion, the lower surface phase in left side structure plate (81) on the left of the upper side of described downside back plate (77) Even, on the right side of the upper side of downside back plate (77), the rear portion, lower surface with right side structure plate (82) is connected, described downside header board (80) Upper side on the left of be connected with the front portion, lower surface in left side structure plate (81), with right side structure plate on the right side of the upper side of downside header board (80) (82) front portion, lower surface is connected, fillet anterior with close left side structure plate (81) on the left of the downside of described upside header board (79) Structure plate (81) upper surface, left side at place is connected, fillet anterior with close right side structure plate (82) on the right side of the downside of upside header board (79) Structure plate (82) upper surface, right side at place is connected, part with left side structure plate (81) on the left of the downside of plate (76) in described upside Upper surface be connected, be located close to upside back plate (78) front side, in described upside on the right side of the downside of plate (76) with right side structure The part upper surface of plate (82) is connected, and is located close to the front side of upside back plate (78)；

Described reducing motor (57) is arranged on the right side of the upper side of upside back plate (78) by its mounting seat, described chain Wheel 7(58) it is arranged on the power output shaft end of reducing motor (57), described transmission case (61) includes casing, case lid, biography Dynamic assembly, a power input shaft and two power output shafts；The external part of described power input shaft is arranged on transmission case (61) side, two power output shaft external parts are arranged on the opposite side of transmission case (61), the output of two power output shafts Rotating speed is identical, turns to contrary, the transmission case (61) that two power output shafts are equal, described with the center height installing bottom surface of casing By it, bottom surface is installed to be arranged on the downside of downside back plate (77), described sprocket wheel 8(60) it is arranged on transmission case (61) On the power input shaft of side, chain 4(59) it is arranged on sprocket wheel 7(58) and sprocket wheel 8(60) on, form Chain conveyer, by described Chain conveyer, inputs transmission case (61) the power of reducing motor (57), and an output shaft of transmission case (61) opposite side is by connection Axial organ 1(62) it is connected with one end of right hand helix wheel shaft (64-1), the other end of right hand helix wheel shaft (64-1) is arranged on bearing Seat 7(66) bearing on, bearing block 7(66) mounting seat be arranged on downside header board (80) downside left side, transmission case (61) Another output shaft of opposite side passes through shaft coupling 2(63) it is connected with one end of left-turn spiral wheel shaft (65-1), left-turn spiral is taken turns The other end of axle (65-1) is arranged on bearing block 8(67) bearing on, bearing block 8(67) mounting seat be arranged on downside header board (80) right side of downside, described connection seat 1(68) base be connected on the left of the upper side of upside header board (79), described Connect seat 2(69) base be connected with the upper side of upside header board (79) on the right side of, connection seat 1(68) and connection seat 2(69) on all Be provided with and long connect the transition through hole that bearing pin (20) can pass through, connect seat 1(68) on transition through hole axial line be connected seat 2 (69) axial line of the transition through hole on overlaps, described connection seat 3(70) base with in the upper side of plate (76) in upside On the left of line be connected, described connection seat 4(71) base be connected with the upper side center line of plate in upside (76) on the right side of, connection seat 3 (70) and connect seat 4(71) on be provided with the transition through hole that short connection bearing pin (72) can be passed through, connect seat 3(70) on transition lead to The axial line in hole be connected seat 4(71) on transition through hole axial line overlap；

When left-turn spiral wheel in stairs climbing device assembly rotates, its left-handed tire (65-4) advances with the friction in stair face When component and right hand helix wheel rotate, the friction advance component in its dextrorotation tire (64-4) and stair face makes a concerted effort, as described A kind of wheeled wheel chair capable of climbing stairway of left-right rotary spiral climb building power, drive wheelchair to realize going upstairs action or the stair action that falls, The frictional component vertical with direction of advance in its left-handed tire (65-4) and stair face and right hand helix when left-turn spiral wheel rotates When wheel rotates, its dextrorotation tire (64-4) is cancelled out each other with the friction advance component vertical with direction of advance in stair face.

Described connection assembly, it includes long connection bearing pin (20), circlip (21), short connection bearing pin (72), connects Bolt (73), nut bracelet 1(74), nut bracelet 2(75)；

Described long connection bearing pin (20) penetrates the upper set transition of forward right side installing plate (19) from right-to-left order and leads to Hole, connect seat 2(69) upper set transition through hole, connect seat 1(68) upper set transition through hole and front left side installing plate (18) upper set transition through hole, described circlip (21) is arranged on long connection set by jack-post face, bearing pin (20) one end On the hole put, one end of described bolt (73) is provided with connection ring, and connection ring is provided with short connection bearing pin (72) can be passed through Transition through hole, described short connection bearing pin (72) penetrates from right-to-left order and connects seat 4(71) upper set transition through hole The transition through hole connected on ring arranged with one end of bolt (73) and connection seat 3(70) upper set transition through hole, described Bolt (73) the other end through lower plate (25) centre position arrange groove and upper plate (24) centre position arrange groove, Described nut bracelet 2(75) it is contained on connecting bolt (73), it is placed in the downside of lower plate (25) lower surface, described nut bracelet 1(74) it is contained on connecting bolt (73), is placed in the upside of upper plate (24) upper surface.

Described electrical apparatus control system, it includes electric appliance box (83), accumulator (84), electric machine controller, charger and control System switch；Described electric appliance box (83) is built-in with and includes electric machine controller and charger, is placed in the left front of upper plate (24) upper side Side, described accumulator (84) is placed in the forward right side of upper plate (24) upper side.

Claims (4)

1. the wheeled wheel chair capable of climbing stairway of left-right rotary spiral, it includes that wheelchair body, trailing wheel elevating mechanism, stairs climbing device are total Become, connect assembly and electrical apparatus control system；It is characterized in that: described wheelchair body, it includes left U-shaped bending frame (1), right U-shaped Bending frame (2), seat supporting frame (3), seat pad (4), chair back supporting frame (5), seat back pad (6), connecting plate (7), left support plate (8), right support plate (9), left universal caster wheel (10), right universal caster wheel (11), Vehicular left pedal assembly (12), right steps assembly (13), left armrest assembly (14), right armrest assembly (15), left go-cart armrest assembly (16), right go-cart armrest assembly (17), a left side Installed in front plate (18), forward right side installing plate (19)；

Described seat pad (4) is placed in above seat supporting frame (3), the left-front corner position, bottom surface of seat supporting frame (3) and left U One end of shape bending frame (1) is connected, the left rear corner position, bottom surface of seat supporting frame (3) and the other end phase of left U-shaped bending frame (1) Even, the right anterior angle position, bottom surface of seat supporting frame (3) is connected with one end of right U-shaped bending frame (2), the end of seat supporting frame (3) Right relief angle position, face is connected with the other end of right U-shaped bending frame (2), and it is front that described seat back pad (6) is placed in chair back supporting frame (5) Face, the lower surface left-hand portion of chair back supporting frame (5) is connected with the left rear corner position, upper surface of seat supporting frame (3), and the chair back props up On the right side of the lower surface of support frame (5), position is connected with the right relief angle position, upper surface of seat supporting frame (3), described left armrest assembly (14) including left armrest pad and left armrest support, left armrest pad is placed in above left armrest support, left armrest support Rear end face is connected on the left of the front end face of medium height position with chair back supporting frame (5), and right armrest assembly (15) includes that the right side is held up Hands pad and right armrest support, right armrest pad is placed in above right armrest support, the rear end face of right armrest support and the chair back Supporting frame (5) near medium height position front end face on the right side of be connected, described connecting plate (7) be placed in left U-shaped bending frame (1) and The position, leading flank middle and lower part of right U-shaped bending frame (2), with the front side of left U-shaped bending frame (1) on the left of the trailing flank of connecting plate (7) Position, middle and lower part, face is connected, and on the right side of the trailing flank of connecting plate (7), the position, leading flank middle and lower part with right U-shaped bending frame (2) is connected, The rear end face of described left support plate (8) is connected on the left of the leading flank of connecting plate (7), and the lower surface of left support plate (8) is with left The installing plate upper surface of universal caster wheel (10) is connected, and the rear end face of described right support plate (9) and the leading flank of connecting plate (7) are right Side is connected, and the lower surface of right support plate (9) is connected with the installing plate upper surface of right universal caster wheel (11), described Vehicular left pedal group The rear end face of the connector in part (12) is connected on the left of the front end face of seat supporting frame (3), described right steps assembly (13) rear end face of the connector in is connected on the right side of the front end face of seat supporting frame (3), described left go-cart armrest assembly And right go-cart armrest assembly (17) is respectively placed on rear side of the left and right two of upper plate (24) upper side, left go-cart armrest assembly (16) (16) Being connected with upper plate (24) by the lower surface of left go-cart handrail connector, right go-cart armrest assembly (17) is by right go-cart handrail even The lower surface of fitting is connected with upper plate (24)；Upper bend arm rest near left go-cart armrest assembly (16) is provided with electrical equipment Control switch in control system, or the upper bend arm rest near right go-cart armrest assembly (17) is provided with electrical equipment control Control switch in system, described front left side installing plate (18) is placed in the front left side of left U-shaped bending frame (1), simultaneously and left U-shaped On front side of the leading portion left surface of bending frame (1) and the hypomere left surface of left U-shaped bending frame (1) and the left surface of seat supporting frame (3) Front side is connected, and described forward right side installing plate (19) is placed in right U-shaped bending frame (2) forward right side, simultaneously with right U-shaped bending frame (2) Leading portion right flank be connected on front side of the right flank of seat supporting frame (3) on front side of the hypomere right flank of right U-shaped bending frame (2), Being provided with the transition through hole that long connection bearing pin (20) can be passed through on front left side installing plate (18), forward right side installing plate (19) is upper to be arranged There are the transition through hole that long connection bearing pin (20) can be passed through, the axial line of the transition through hole on front left side installing plate (18) and forward right side The axial line of the transition through hole on installing plate (19) overlaps；

Described trailing wheel elevating mechanism, it includes left rear side installing plate (22), right lateral side installing plate (23), upper plate (24), lower plate (25), back plate (26), trailing wheel lifting handwheel (27), bearing block 1(28), bearing block 2(29), left axle (30), right axle (31), sprocket wheel 1(32), sprocket wheel 2(33), sprocket wheel 3(34), sprocket wheel 4(35), chain 1(36), bearing block 3(37), bearing block 4(38), chain 2 (39), chain 3(40), sprocket wheel 5(41), sprocket wheel 6(42), bearing block 5(43), bearing block 6(44), left wing plate (45), right wing plate (46), screw rod 1(47), screw rod 2(48), nut 1(49), nut 2(50), activity guide plate 1(51), activity guide plate 2(52), Fixing guide-rail plate 1(53), fixing guide-rail plate 2(54), trailing wheel 1(55), trailing wheel 2(56)；

The upper side of described back plate (26) is connected with the rear side position of upper plate (24) downside, the downside of back plate (26) with under The rear side position of plate (25) upper side is connected, after the medium position of the leading flank of upper plate (24) and close chair back supporting frame (5) Side is connected, and the leading flank of lower plate (25) is connected with the trailing flank of the medium position near chair back supporting frame (5), is positioned at upper plate (24), below, upper plate (24) and lower plate (25) are parallel to each other, before and after the centre position of upper plate (24) and lower plate (25) is provided with The groove consistency from top to bottom of the groove in direction, the groove on upper plate (24) and lower plate (25), the upper end of described left axle (30) is installed At bearing block 1(28) on, bearing block 1(28) mounting seat be connected with the upper side of upper plate (24), be located close to upper plate (24) At left rear corner, the lower end of left axle (30) is arranged on bearing block 3(37) on, bearing block 3(37) mounting seat and lower plate (25) upper Side is connected, and is located close at the left rear corner of lower plate (25), on the left axle (30) of close upper plate (24), equipped with sprocket wheel 1(32), Near bearing block 3(37) left axle (30) on, equipped with sprocket wheel 3(34), the upper end of described right axle (31) lifts hands with trailing wheel Wheel (27) is connected, the shaft part on the right axle (31) near trailing wheel lifting handwheel (27), is arranged on bearing block 2(29) on, bearing Seat 2(29) mounting seat be connected with the upper side of upper plate (24), be located close at the right relief angle of upper plate (24), under right axle (31) End be arranged on bearing block 4(38) on, bearing block 4(38) mounting seat be connected with the upper side of lower plate (25), be located close to lower plate (25) at right relief angle, on the shaft part near the right axle (31) of upper plate (24), equipped with sprocket wheel 2(33), near bearing block 4 (38) on right axle (31) shaft part, equipped with sprocket wheel 4(35), chain 1(36) it is arranged on sprocket wheel 3(34) and sprocket wheel 4(35) on, formed Chain conveyer, sprocket wheel 3(34) with sprocket wheel 4(35) the number of teeth identical, the rotating speed of left axle (30) and right axle (31) is equal, and described is left back Side installing plate (22) is placed in the left rear side of left U-shaped bending frame (1) at the back segment of left U-shaped bending frame (1), left rear side installing plate (22) at the upper edge of right flank, the left surface with the left armrest support in left armrest assembly (14) is connected, and left rear side is installed At the lower edge of the right flank of plate (22), the hypomere partial left side face with left U-shaped bending frame (1) is connected, left rear side installing plate (22) It is connected with the partial left side face of seat supporting frame (3) near the partial right side face of center, described fixing guide-rail plate 1(53) Right flank is connected with the left surface of left rear side installing plate (22), activity guide plate 1(51) it is arranged on fixing guide-rail plate 1(53) on, Activity guide plate 1(51) right flank in the middle part of be provided with the groove of above-below direction, activity guide plate 1(51) lower surface and trailing wheel 1 (55) upper end of installing plate be connected, nut 1(49) with activity guide plate 1(51) groove bottom top be connected, the activity of being placed in is led Rail plate 1(51) groove in, the right side of described left wing plate (45) is connected with the left surface of left rear side installing plate (22), is placed in and leans on The upper end surface of nearly left rear side installing plate (22), left wing plate (45) is provided with screw rod 1(47) transitional pore, described bearing block 5 (43) above being connected of mounting seat and left wing plate (45), described screw rod 1(47) upper end and sprocket wheel 5(41) be connected, close Sprocket wheel 5(41) do not have threaded screw rod 1(47) section top is arranged on bearing block 5(43) on, screwed screw rod 1(47) section It is arranged on nut 1(49) on, forming bolt and nut transmission, described right lateral side installing plate (23) is placed in right U-shaped bending frame (2) Right lateral side is at the back segment of right U-shaped bending frame (2), with right handrail group at the upper edge of the left surface of right lateral side installing plate (23) The right flank of the right armrest support in part (15) is connected, with right U-shaped at the lower edge of the left surface of right lateral side installing plate (23) The hypomere partial right side face of bending frame (2) is connected, and right lateral side installing plate (23) props up near the partial left side face of center and seat The partial right side face of support frame (3) is connected, described fixing guide-rail plate 2(54) the right side of left surface and right lateral side installing plate (23) Face be connected, activity guide plate 2(52) be arranged on fixing guide-rail plate 2(54) on, activity guide plate 2(52) left surface in the middle part of arrange Have the groove of above-below direction, activity guide plate 2(52) lower surface and trailing wheel 2(56) the upper end of installing plate be connected, nut 2(50) With activity guide plate 2(52) groove bottom top be connected, be placed in activity guide plate 2(52) groove in, described right wing plate (46) Left side be connected with the right flank of right lateral side installing plate (23), be disposed adjacent to the upper end surface of right lateral side installing plate (23), right Wing plate (46) is provided with screw rod 2(48) transitional pore, described bearing block 6(44) the above phase of mounting seat and right wing plate (46) Even, described screw rod 2(48) upper end and sprocket wheel 6(42) be connected, close sprocket wheel 6(42) do not have threaded screw rod 2(48) section Top is arranged on bearing block 6(44) on, screwed screw rod 2(48) section is arranged on nut 2(50) on, form bolt and nut and pass Dynamic, chain 2(39) it is arranged on sprocket wheel 1(32) and sprocket wheel 5(41) on, form Chain conveyer, chain 3(40) it is arranged on sprocket wheel 2(33) With sprocket wheel 6(42) on, form Chain conveyer；Sprocket wheel 1(32) and sprocket wheel 5(41) gear ratio equal to sprocket wheel 2(33) and sprocket wheel 6(42) Gear ratio, sprocket wheel 1(32) with sprocket wheel 2(33) the number of teeth identical, sprocket wheel 5(41) with sprocket wheel 6(42) the number of teeth identical；

By rotating trailing wheel lifting handwheel (27), drive right axle (31) and be arranged on the sprocket wheel 2(33 on right axle (31)) and sprocket wheel 4 (35) rotate, sprocket wheel 4(35) by chain 1(36) band movable sprocket 3(34) rotate, sprocket wheel 3(34) drive left axle (30) to rotate, left Axle (30) rotating speed is equal with right axle (31) rotating speed, the sprocket wheel 2(33 on right axle (31)) by chain 3(40) band movable sprocket 6(42) Rotate, sprocket wheel 6(42) drive screw rod 2(48) rotate, screw rod 2(48) by nut 2(50) activity guide plate 2(52 can be driven) on Lower motion, the sprocket wheel 1(32 on left axle (30)) by chain 2(39) band movable sprocket 5(41) rotate, sprocket wheel 5(41) drive screw rod 1 (47) rotate, screw rod 1(47) by nut 1(49) activity guide plate 1(51 can be driven) move up and down, described screw rod 1(47) With screw rod 2(48) thread parameter identical, activity guide plate 1(51) and activity guide plate 2(52) the speed risen or fallen Identical with direction, by the upper surface of its installing plate and activity guide plate 1(51) the trailing wheel 1(55 that is connected of lower surface) and pass through The upper surface of its installing plate and activity guide plate 2(52) the trailing wheel 2(56 that is connected of lower surface) the speed risen or fallen and Direction is identical；

Described stairs climbing device assembly, it includes reducing motor (57), sprocket wheel 7(58), chain 4(59), sprocket wheel 8(60), pass Dynamic case (61), shaft coupling 1(62), shaft coupling 2(63), right hand helix wheel assembly, left-turn spiral wheel assembly, bearing block 7(66), axle Bearing 8(67), connect seat 1(68), connect seat 2(69), connect seat 3(70), connect seat 4(71), plate (76), lower rear flank in upside Plate (77), upside back plate (78), upside header board (79), downside header board (80), left side structure plate (81), right side structure plate (82)；

Described right hand helix wheel assembly includes right hand helix wheel shaft (64-1), right hand helix wheel frame supporting (64-2), dextrorotation Helical wheel frame (64-3) and dextrorotation tire (64-4)；Dextrorotation tire (64-4) is arranged on the outside of right hand helix wheel frame (64-3) On, the inner side of right hand helix wheel frame (64-3) is connected with one end of right hand helix wheel frame supporting (64-2), and right hand helix wheel frame props up The other end holding (64-2) is connected with right hand helix wheel shaft (64-1), and described left-turn spiral wheel assembly includes left-turn spiral wheel Axle (65-1), left-turn spiral wheel frame supporting (65-2), left-turn spiral wheel frame (65-3) and left-handed tire (65-4)；Left-handed tire (65-4) being arranged on the outside of left-turn spiral wheel frame (65-3), frame is taken turns with left-turn spiral in the inner side of left-turn spiral wheel frame (65-3) One end of supporting (65-2) is connected, and the other end of left-turn spiral wheel frame supporting (65-2) is connected with left-turn spiral wheel shaft (65-1)；

The external diameter of dextrorotation tire (64-4) and the external diameter of left-handed tire (65-4) are equal, and cross section parameters correspondence is identical, and dextrorotation is taken turns The pitch of tire (64-4) and the pitch of left-handed tire (65-4) is equal, the head number of dextrorotation tire (64-4) and left-handed tire (65-4) Head number identical, the rotation direction of dextrorotation tire (64-4) is dextrorotation, and the rotation direction of left-handed tire (65-4) is left-handed, right hand helix wheel frame (64-3) external diameter and the external diameter of left-turn spiral wheel frame (65-3) are equal, and cross section parameters correspondence is identical, right hand helix wheel frame (64-3) pitch and the pitch of left-turn spiral wheel frame (65-3) are equal, the head number of right hand helix wheel frame (64-3) and left-turn spiral The head number of wheel frame (65-3) is identical, and the rotation direction of right hand helix wheel frame (64-3) is dextrorotation, the rotation direction of left-turn spiral wheel frame (65-3) For left-handed；

Described left side structure plate (81) is identical with right side structure plate (82) shape and size, the downside of described upside back plate (78) Left side is connected with the rear portion, upper surface in left side structure plate (81), upper with right side structure plate (82) on the right side of the downside of upside back plate (78) End face rear portion is connected, and on the left of the upper side of described downside back plate (77), the rear portion, lower surface with left side structure plate (81) is connected, under On the right side of the upper side of rear flank plate (77), the rear portion, lower surface with right side structure plate (82) is connected, the upside of described downside header board (80) Left side of face is connected with the front portion, lower surface in left side structure plate (81), with right side structure plate (82) on the right side of the upper side of downside header board (80) Front portion, lower surface is connected, with the left side at the anterior fillet in left side structure plate (81) on the left of the downside of described upside header board (79) Structure plate (81) upper surface, side is connected, with the right side at the anterior fillet in right side structure plate (82) on the right side of the downside of upside header board (79) Structure plate (82) upper surface, side is connected, and in described upside part upper surface with left side structure plate (81) on the left of the downside of plate (76) Be connected, be located close to upside back plate (78) front side, in described upside on the right side of the downside of plate (76) with right side structure plate (82) Part upper surface be connected, be located close to upside back plate (78) front side, described reducing motor (57) is pacified by its mounting seat It is contained on the right side of the upper side of upside back plate (78), described sprocket wheel 7(58) it is arranged on the power output shaft end of reducing motor (57) On, described transmission case (61) includes casing, case lid, transmission component, a power input shaft and two power output shafts；Institute The external part of the power input shaft stated is arranged on the side of transmission case (61), and two power output shaft external parts are arranged on transmission case (61) opposite side, the output speed of two power output shafts is identical, turns to contrary, two power output shafts and the installation of casing The center height of bottom surface is equal, and described transmission case (61) is installed bottom surface by it and is arranged on the downside of downside back plate (77), Described sprocket wheel 8(60) be arranged on the power input shaft of transmission case (61) side, chain 4(59) be arranged on sprocket wheel 7(58) and Sprocket wheel 8(60) on, form Chain conveyer, by described Chain conveyer, the power of reducing motor (57) is inputted transmission case (61), pass One output shaft of dynamic case (61) opposite side is by shaft coupling 1(62) it is connected with one end of right hand helix wheel shaft (64-1), dextrorotation The other end of spiral wheel shaft (64-1) is arranged on bearing block 7(66) bearing on, bearing block 7(66) mounting seat be arranged on downside The left side of header board (80) downside, another output shaft of transmission case (61) opposite side passes through shaft coupling 2(63) and left-turn spiral One end of wheel shaft (65-1) be connected, the other end of left-turn spiral wheel shaft (65-1) is arranged on bearing block 8(67) bearing on, bearing Seat 8(67) mounting seat be arranged on the right side of header board (80) downside, downside, described connection seat 1(68) base and upside before On the left of the upper side of plate (79) be connected, described connection seat 2(69) base be connected on the right side of the upper side of upside header board (79), Connect seat 1(68) and connect seat 2(69) on be both provided with long connecting the transition through hole that bearing pin (20) can pass through, connection seat 1(68) On transition through hole axial line be connected seat 2(69) on transition through hole axial line overlap, described connection seat 3(70) Base is connected on the left of the upper side center line of plate in upside (76), described connection seat 4(71) base and upside in plate (76) Upper side center line on the right side of be connected, connect seat 3(70) and connection seat 4(71) on be provided with the mistake that short connection bearing pin (72) can be passed through Cross through hole, connect seat 3(70) on transition through hole axial line be connected seat 4(71) on the axial line coincidence of transition through hole；

Its left-handed tire (65-4) and the friction advance component in stair face when left-turn spiral wheel in stairs climbing device assembly rotates When rotating with right hand helix wheel, the friction advance component in its dextrorotation tire (64-4) and stair face makes a concerted effort, as described one The wheeled wheel chair capable of climbing stairway of left-right rotary spiral climb building power, drive wheelchair to realize going upstairs action or the stair action that falls, left-handed The frictional component vertical with direction of advance in its left-handed tire (65-4) and stair face and right hand helix round when helical wheel rotates Time dynamic, its dextrorotation tire (64-4) is cancelled out each other with the friction advance component vertical with direction of advance in stair face；

Described connection assembly, it includes long connection bearing pin (20), circlip (21), short connection bearing pin (72), connecting bolt (73), nut bracelet 1(74), nut bracelet 2(75)；

The described long bearing pin (20) that connects penetrates the upper set transition through hole of forward right side installing plate (19), company from right-to-left order Joint chair 2(69) upper set transition through hole, connect seat 1(68) on upper set transition through hole and front left side installing plate (18) Set transition through hole, described circlip (21) is arranged on the long hole connected set by jack-post face, bearing pin (20) one end On, one end of described bolt (73) is provided with connection ring, connects and is provided with, on ring, the transition that short connection bearing pin (72) can be passed through Through hole, described short connection bearing pin (72) penetrates from right-to-left order and connects seat 4(71) go up set transition through hole and bolt (73) the transition through hole connected on ring that one end is arranged and connection seat 3(70) upper set transition through hole, described bolt (73) the other end passes groove and the groove of upper plate (24) centre position setting that lower plate (25) centre position is arranged, described Nut bracelet 2(75) it is contained on connecting bolt (73), it is placed in the downside of lower plate (25) lower surface, described nut bracelet 1(74) It is contained on connecting bolt (73), is placed in the upside of upper plate (24) upper surface；

Described electrical apparatus control system, it includes that electric appliance box (83), accumulator (84), electric machine controller, charger and control are opened Close；Described electric appliance box (83) is built-in with and includes electric machine controller and charger, is placed in the front left side of upper plate (24) upper side, institute The accumulator (84) stated is placed in the forward right side of upper plate (24) upper side.

A kind of wheeled wheel chair capable of climbing stairway of left-right rotary spiral the most according to claim 1, it is characterised in that: with a triangle Belt pulley replaces sprocket wheel 7(58), V belt replaces chain 4(59), replace sprocket wheel 8(60 with another pulley concial disk), real Now the power of reducing motor (57) is transferred to transmission case (61).

A kind of wheeled wheel chair capable of climbing stairway of left-right rotary spiral the most according to claim 1, it is characterised in that: right hand helix Wheel (64) is arranged in the installation site of left-turn spiral wheel (65) instead, and left-turn spiral is taken turns (65) is arranged on dextrorotation instead simultaneously In the installation site of helical wheel (64), reach using effect.

A kind of wheeled wheel chair capable of climbing stairway of left-right rotary spiral the most according to claim 1, it is characterised in that: use a band Reduction box motor also makes the power output shaft of this band reduction box motor be connected with right axle (31) upper end, this band reduction box simultaneously Motor is arranged close at the right relief angle of upper plate (24) by its mounting seat, replaces trailing wheel lifting handwheel (27), makes trailing wheel lift Mechanism is electronic elevating mechanism.