CN201008623Y - Foldable old people vehicle - Google Patents

Abstract

The utility model discloses a foldable elderly stroller, comprising a front support, a rear support, a backrest support, a seat support, a push handle, a wheel support and a plurality of wheels, and also comprising an armrest, wherein the armrest comprises a front half armrest and a rear half armrest hinged together, wherein the rear half armrest is hinged on a lug of the front support, and the front half armrest is hinged with the top end of the rear support. The volume of the utility model after folding is quite small, and the comfort of the user can be increased.

Description

foldable elderly car

technical field

The utility model relates to a foldable elderly vehicle, in particular to a foldable elderly vehicle with a front half armrest and a rear half armrest hinged together.

Background technique

Chinese patent 02232841.6 discloses a foldable car for the elderly, as shown in Figure 1, it includes a front bracket 1`, a rear bracket 2`, a folding and shrinking frame 3`, a back frame 5`, a seat frame 6`, and a push handle 7 `, wheel frame 9` and a number of wheels 8`, this kind of car for the elderly has the following disadvantages: no handrails and pedals, which cannot meet the comfort requirements of the elderly; the folding and shrinking frame 3` can only realize the Folding, the volume after folding is relatively large, and the seat board cannot be folded, which not only increases the cost of packaging and transportation, but also cannot meet people's expectations for miniaturization of items caused by the relatively small living space in modern society; the height adjuster of the push handle The adjustment handle needs to be unscrewed, and the adjustment pin needs to be withdrawn, so the operation is complicated.

Utility model content

The purpose of the utility model is to overcome the deficiencies in the prior art, and provide an elderly car with handrails, and the handrails can also be folded.

The purpose of this utility model is achieved through the following technical solutions: construct a foldable elderly car, including a front bracket, a rear bracket, a backrest frame, a seat frame, a push handle, a wheel frame and several wheels, and also includes a handrail. The armrest comprises a front half armrest and a rear half armrest hinged together, the rear half armrest is hinged on the lug of the front bracket, and the front half armrest is hinged with the top end of the rear bracket.

The front bracket includes a push handle height adjuster, a front bracket tube, and a front wheel frame from top to bottom, and the lower ends of the two front bracket retraction rods that are hinged together in an "X" shape are respectively connected in an "L" shape. The left and right front brackets are hinged together by the device, and the upper ends of the bracket retraction rods are respectively connected with the seat frame through the double-head hinged seat.

The rear bracket includes a rear bracket tube and a rear wheel frame, and the lower ends of the two rear bracket retraction rods in the shape of an "X" that are hinged together are respectively connected to the lower ends of the rear bracket through a "U"-shaped connector, and the rear bracket retraction rods The upper ends of the upper ends are connected to the tubular hinged frame provided on the front bracket through "L"-shaped connectors; the connectors are also connected to the outer ends of two horizontal folding rods, and the two inner ends of the horizontal folding rods are hinged On a deck. The seat frame includes two horizontal bars parallel to each other, and the back frame includes two inclined bars that are slightly tilted backwards parallel to each other. The horizontal bars and the inclined bars pass through a "U"-shaped hinged seat respectively. Linked together, the other two ends of the horizontal bar are respectively connected together through the upper end of a double-head hinged seat front bracket retraction bar; The two ends of the movable connecting rod parallel to the inclined rod are respectively hinged on the front half armrest and the horizontal rod.

An "X"-shaped structure is fixed on the lower part of the front bracket and the rear bracket by a soft rope.

The push handle height adjuster includes one end connected to the push handle, a plunger with a "T" shape installed in the other end and a slide rod inserted into the bracket tube. The slide rod is provided with several height adjustment holes, and a tubular hinged frame It is set on the connection between the slide rod and the front bracket tube and fixed on the lug outside the front bracket tube through the positioning structure on the outside. The positioning structure of the tubular hinge frame is provided with a stop button, and the stop head of the stop button enters the in the height adjustment hole of the pole.

The inner side of the front wheel direction wheel frame is provided with a pedal, and the foot pedal is connected with the front wheel direction wheel frame through a rotating shaft.

A folding locking plate is provided inside the front bracket tube.

The utility model has the following advantages: the foldable elderly car becomes more comfortable due to the armrests and foot covers; The push button can adjust the height of the push handle, which is easy to operate.

Description of drawings

Fig. 1 is a structural diagram of a known foldable elderly car;

Fig. 2 is a perspective view of the utility model foldable elderly car;

Fig. 3 is an exploded view of the structure of the push handle height adjuster of the foldable elderly car of the present invention;

Fig. 4 is an exploded view of the structure of the front bracket, the wheel frame and the wheel of the foldable elderly car of the present invention;

Fig. 5 is a structural diagram of the horizontal folding rod on the rear bracket of the foldable elderly car of the present invention

Detailed ways

Below in conjunction with accompanying drawing and specific embodiment the utility model is described in further detail:

As shown in Figure 2, a foldable elderly car includes a front bracket 1 and a rear bracket 2, both of which are hinged together; a backrest frame 5, including two inclined bars 51 that are parallel to each other and slightly tilted backward; a seat frame 6, including two horizontal rods 61 parallel to each other; push handle 7; wheel frame 9 and four wheels 8; also includes armrest 4, and armrest 4 includes front half armrest 41 and rear half armrest 42 hinged together, said rear half armrest 42 is hinged on the lug 16 of front support 1 (as Fig. 4), and front half armrest 41 is hinged together with rear support 2 top, and armrest is also foldable like this.

As shown in Fig. 2 and Fig. 3, the upper end of the front bracket 1 fixes the push handle 7 by screws, and the lower end of the push handle 7 is connected with the front bracket pipe 14 through the push handle height adjuster 13. The push handle height adjuster 13 includes a slide bar 131, and the slide bar 131 One end is connected with push handle 7, and the plunger 136 that section is " T " shape is installed in the other end by the screw that is located on the side wall of slide bar 131, and the big end side of plunger 136 contacts with front bracket tube 14 inner wall, to realize The slide bar 131 is connected with the front support tube 14, and the slide bar 131 is provided with three height adjustment holes 132, and a tubular hinged frame 133 is set on the joint between the slide bar 131 and the front support tube 14 and fixed by the positioning structure 134 outside it On the lug 15 outside the front bracket pipe 14, the positioning structure 134 of the tubular hinged frame 133 is provided with a stop button 135, and the stop head of the stop button 135 enters in the height adjustment hole 132 on the slide bar 131, when pressed During lower stop button 135, the stop head of stop button 135 breaks away from height adjustment hole 132, unclamp stop button 135 after pushing hand 7 is applied pulling force or thrust selects suitable height, and the stop head of stop button 135 again will re-enter the height adjustment hole 132, and the adjustment of the height of the push handle 7 can be realized.

As shown in Figure 2, the lower ends of the two front bracket retraction rods 17 in the shape of an "X" that are hinged together are hinged on one side of the "L"-shaped connector 11, and the other side of the "L"-shaped connector 11 is hinged on the front The inner side of the wheel frame 15 of the wheel direction, so that the left and right front brackets 1 are connected together, and the upper ends of the bracket retraction rods 17 are connected with the seat frame 6 through the double-head hinged seat 63 respectively; The lower ends of the two rear bracket retraction rods 23 are connected to the lower end of the rear bracket 2 through the "U" connector 21, the bottom of the "U" connector 21 is connected to the rear bracket retraction rod 23, and the "U" The two sidewalls of the "shaped connector 21 are hinged on the lower end of the rear bracket 2 through pins, and the upper ends of the rear bracket retraction rods 23 are respectively connected with the tubular hinged frame 133 provided on the front bracket 1 through the "L" shaped connector 25; On the "U"-shaped connector 21, the outer ends of the rear support retractable rod 23 are also connected with the outer ends of two horizontal folding rods 26, and the two inner ends of the horizontal folding rods 26 are hinged on a deck 22, and the rear support 2 Also comprise rear support pipe 24 and wheel frame 9, wheel 8 is fixed on the wheel frame 9.

As shown in Fig. 2 and Fig. 5, the horizontal folding rod 26 is connected together by the deck 22, and a positioning pin is provided on the deck 22, and the two inner ends of the horizontal folding rod 26 are hinged on the deck 22, and the top of the deck 22 There is a card slot 220, the left part of the card slot 220 has a tubular structure 221, and the side wall of the right part of the card slot 220 is symmetrically provided with protrusions 222, when it is necessary to fold the elderly car, only the horizontal folding rod 26 on the right side is used. Therefore, it can be folded away from the slot 220 .

As shown in Figure 2, the seat board frame 6 includes two horizontal bars 61 parallel to each other, and the backrest frame 5 includes two inclined bars 51 slightly tilted backwards parallel to each other, and the horizontal bar 61 and the inclined bar 51 respectively pass through a "U "" shaped hinged seat 62 is linked together, and the both sides of described " U " shaped hinged seat 62 are hinged with inclined bar 51, and horizontal bar 61 passes through the hole of the bottom of " U " shaped hinged seat 62, and passes through this hole side wall The positioning pins on the top are hinged together, and the other two ends of the horizontal bar 61 are respectively connected together with the upper end of the front bracket retraction bar 17 through a double-headed hinged seat 63; In the movable sleeve 52, the two ends of the movable connecting rods 53 parallel to the inclined rods 51 are respectively hinged on the front half armrest 41 and the horizontal rod 61, so that the entire old man's car can be folded horizontally and vertically in both directions. The rear volume is very small, and a folding locking plate 18 is provided inside the right side front bracket tube 14. When the elderly car is folded to the minimum volume, the elderly car can be kept in the contracted state by folding the locking plate 18.

As shown in Figure 4, the lower end of the front support tube 14 is provided with a front wheel direction wheel frame 15, which is fixed by screws, and the inside of the front wheel direction wheel frame 15 is provided with a pedal 151, and the foot pedal 151 can not only increase the elderly's comfort, and the direction of the wheel 8 fixed on the wheel frame 9 can be controlled by applying force to the pedal 151, the pedal 151 is connected with the front wheel direction wheel frame 15 through a rotating shaft, and the pedal 151 can be folded to reduce For the folded volume, the front wheel frame 15 is provided with a positioning structure 152, one side of the "L" type connector 11 is fixed on the positioning structure 152, and the other side is connected to the front bracket shrink rod 17, and the front wheel frame 15 bottoms and wheel frame 9 are connected by mandrel 90.

As shown in Figure 2, a holding frame 30 with an "X"-shaped structure consisting of soft ropes is fixed on the lower part of the front bracket 1 and the rear bracket 2, and a foldable storage frame can be placed on the holding frame 30. , to facilitate the elderly to carry items when they go out.

Claims (8)

1. collapsible old man's car, comprise fore-stock (1), after-poppet (2), back rest (5), seat frame (6), pushing hands (7), wheel carrier (9) and several wheels (8), it is characterized in that, also comprise handrail (4), described handrail (4) comprises hinged preceding half handrail (41) and later half handrail (42), described later half handrail (42) is hinged on the lug (16) of fore-stock (1), and described preceding half handrail (41) is hinged with described after-poppet (2) top.

2. collapsible old man's car according to claim 1, it is characterized in that, described fore-stock (1) from top to bottom comprises pushing hands height adjuster (13), front support pipe (14) and front-wheel direction wheel carrier (15) successively, the lower end of hinged two the fore-stock contraction poles (17) that are " X " shape respectively by " L " shape adapter (11) with about two fore-stocks (1) hinged, the upper end of support contraction pole (17) is connected with seat frame (6) by double end hinged seat (63) respectively.

3. collapsible old man's car according to claim 1, it is characterized in that, described after-poppet (2) comprises after-poppet pipe (24) and rear wheel frame (9), the lower end of hinged two the after-poppet contraction poles (23) that are " X " shape is connected with the lower end of after-poppet (2) by " U " shape adapter (21) respectively, and the upper end of after-poppet contraction pole (23) is connected with tubulose body cradle (133) on being located at fore-stock (1) by " L " shape adapter (25) respectively; Also be connected with the outer end of two horizontal folding bars (26) on the described adapter (21), two the inners of described horizontal folding bar (26) are hinged on the deck (22).

4. collapsible old man's car according to claim 1, it is characterized in that, described seat frame (6) comprises two horizon bars (61) parallel to each other, described back rest (5) comprises the tilting bar (51) of two two summaries parallel to each other to layback, described horizon bar (61) and tilting bar (51) link together by one " U " shape hinged seat (62) respectively, and the other two ends of described horizon bar (61) link together by the upper end of double end hinged seat (a 63) fore-stock contraction pole (17) respectively; Described tilting bar (51) is inserted into respectively and is hinged in the inboard movable sleeve (52) of described later half handrail (42), and two two ends that are parallel to the movable rod (53) of described tilting bar (51) are hinged on respectively on preceding half handrail (41) and the horizon bar (61).

5. collapsible old man's car according to claim 1 is characterized in that, one is the bracket (30) that " X " type structure is made of tightrope is fixed on described fore-stock (1), after-poppet (2) bottom.

6. collapsible old man's car according to claim 2, it is characterized in that, described pushing hands height adjuster (13) comprises that an end is connected with pushing hands (7), plunger (136) that the cross section is T-shape and the slide bar (131) that is inserted into support tube (14) are installed in the other end, slide bar (131) is provided with several altitude mixture control holes (132), one tubulose body cradle (133) is enclosed within slide bar (131) and also is fixed on the lug (15) in front support pipe (14) outside by the location structure (134) in its outside with front support pipe (14) junction, the location structure (134) of tubulose body cradle (133) is provided with stop button (135), and the stop head of stop button (135) enters in the altitude mixture control hole (132) on the slide bar (131).

7. collapsible old man's car according to claim 2 is characterized in that, described front-wheel direction wheel carrier (15) inboard is provided with pedal (151), and described foot-operated (151) are connected with described front-wheel direction wheel carrier (15) by rotating shaft.

8. collapsible old man's car according to claim 1 is characterized in that, is provided with a folding lockplate (18) in described front support pipe (14) inboard.

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