CN201052222Y - Nursing chair - Google Patents

Abstract

The utility model discloses a nursing chair whose one ends of a first front pole and a first rear pole are respectively hinged with one ends of a second front pole and a second rear pole, and are respectively provided with a front wheel group and a rear wheel group. A first slide block and a second slide block are respectively arranged on the first rear pole and the second rear pole, one ends of a first front branch pipe and a second front pipe which are mutually hinged on the central portion are respectively hinged on the first front pole and the second front pole through a node with universal directions, and the other free ends are respectively hinged on the first slide block and the second slide block. One ends of a first rear branch pipe and a second rear branch pipe which are mutually hinged on the central portion are respectively hinged on the first slide block and the second slide block, and the other free ends are respectively hinged on the first rear pole and the second rear pole. A first base pipe and a second base pipe are evenly adjustable pipes and the space between the first base pipe and the second base pipe is provided with a cushion portion, the one ends are respectively hinged on the first slide block and the second slide block, and the other ends are respectively hinged on the first front pole and the second front pole. The utility model is stable and firm when folded, and small-sized when gathered, and has the advantages of simple structure and cheaper price.

Description

A kind of nursing chair

Technical field

This utility model relates to a kind of auxiliary walking instrument, especially relates to folding nursing chair.

Background technology

The nursing chair is applicable to the physical weakness person that can't walk voluntarily or lower limb function serious hindrance and can not uses crutch, walking stick person, and the chair bottom is provided with wheels, conveniently carried out by other people.Can be divided into fixedly and collapsible, in order to save the space, use collapsible more.And general collapsible nursing chair is when folding, the folding mode more complicated, it is bigger to fold rear volume, takies when depositing than large space, volume is excessive during transportation, also has simultaneously folding tailheaviness shakiness, the processing cost is big wait not enough.

Summary of the invention

The purpose of this utility model provide a kind of simple in structure, fold conveniently, volume is less and cost is low nursing chair.

Technical solution of the present utility model is: a kind of nursing chair, one end of its first front bar and first rear bar and second front bar and second rear bar is respectively hinged, its free end is respectively equipped with front wheels and rear wheels, be respectively equipped with first slide block and second slide block that can slide along the body of rod in first rear bar and second rear bar, one end of the first front arm that is hinged of middle part and the second front arm respectively by universal joint articulated on first front bar and second front bar, another free end is hinged on respectively on first slide block and second slide block, the first rear arm that the middle part is hinged and an end of the second rear arm are hinged on respectively on first slide block and second slide block, another free end is hinged on respectively on first rear bar and second rear bar, be provided with seat cushion section between First pipe and second pipe, and the two is telescopic tube, the one end is hinged on respectively on first slide block and second slide block, and the other end is hinged on respectively on first front bar and second front bar.

Nursing chair of the present utility model adopts manifold configuration, consist of respectively two side stands by first front bar and first rear bar and second front bar and second rear bar, between two side stands, be respectively equipped with the first front arm and the second front arm, the first rear arm and the second rear arm that are hinged respectively, can control simultaneously between two side stands in opposite directions folding, First pipe and second pipe are scalable, control respectively folding between front bar and the rear bar.When folding, upwards spur first slide block and second slide block, drive each hinge member and draw in, easily finish folding, and fold rear small volume; During use, promote first slide block and second slide block downwards, each hinge point is opened, the nursing chair of form launching, and also first slide block and second slide block in using can be subjected to downward power effect all the time, and it is firmly stable that each articulated section is launched.

Be respectively equipped with handrail on described first front bar and second front bar, make things convenient for the user, improve the comfort level of using.

Described first front bar and the second front bar bottom are respectively equipped with foot-operated, are used for conveniently trampling.

Described first front bar and second front bar are respectively telescoping tube, can regulate foot-operated height according to different users's condition, further improve the adaptability of using.

Described rear wheels are provided with brake assemblies, improve the security of using.

The utility model has the advantages that: use connecting rod and slide block mechanism to reach the purpose that entad folds, firmly stable during expansion, volume is little when folding, and structure is simpler, and price is more cheap.

Description of drawings

Fig. 1 is the structural representation of this utility model embodiment;

Fig. 2 is the skeleton sketch map of this utility model embodiment;

View when Fig. 3 partly folds for this utility model embodiment;

View when Fig. 4 folds fully for this utility model embodiment;

1, the first preceding bar, 2, the second preceding bar, 3, the first back bar, 4, the second back bar, 5, first slide block, 6, second slide block, 7, the first preceding arm, 8, arm before second, 9, preceding wheels, 10, the back wheels, 11, the first back arm, 12, the second back arm, 13, first pipes, 14, second pipe, 15, seat cushion portion, 16, universal joint, 17, handrail, 18, foot-operated, 19, brake assemblies.

The specific embodiment

Embodiment:

Consult Fig. 1-4, a kind of nursing chair, an end of the bar 2 and the second back bar 4 is hinged respectively before its first preceding bar 1 and the first back bar 3 and second, wheels 9 and back wheels 10 before its free end is respectively equipped with, being respectively equipped with on the first back bar 3 and the second back bar 4 can be along first slide block 5 and second slide block 6 of body of rod slip, an end of arm 8 is hinged on the first preceding bar 1 and the second preceding bar 2 by universal joint 16 respectively before the first preceding arm 7 and second that the middle part is hinged, another free end is hinged on respectively on first slide block 5 and second slide block 6, a first back arm 11 that the middle part is hinged and an end of the second back arm 12 are hinged on respectively on first slide block 5 and second slide block 6, another free end is hinged on respectively on the first back bar 3 and the second back bar 4, be provided with seat cushion portion 15 between 13 and second pipes 14 of first pipe, and the two is telescopic tube, the one end is hinged on respectively on first slide block 5 and second slide block 6, and the other end is hinged on respectively on the first preceding bar 1 and the second preceding bar 2.Be respectively equipped with handrail 17 on the bar 2 before the bar 1 and second before first, and bar 2 is respectively telescoping tube before the first preceding bar 1 and second, its bottom is provided with foot-operated 18.Back wheels 10 are provided with brake assemblies 19.

Nursing chair of the present utility model adopts manifold configuration, consist of respectively two side stands by first front bar 1 and first rear bar 3 and second front bar 2 and second rear bar 4, between two side stands, be respectively equipped with the first front arm 7 and the second front arm 8, the first rear arm 11 and the second rear arm 12 that are hinged respectively, can control simultaneously between two side stands in opposite directions folding, First pipe 13 and second pipe 14 are scalable, control respectively folding between front bar and the rear bar.When folding, upwards spur first slide block 5 and second slide block 6, drive respectively the first front arm 7 and the second front arm 8, the first rear arm 11 and second rear arm 12 inward collapsibles, First pipe 13 and second pipe 14 extends respectively, makes that front bar and rear bar are centripetal to be folded; During use, promote first slide block 5 and second slide block 6 downwards, each articulated elements is opened, the nursing chair of form launching, and also first slide block 5 and second slide block 6 in using be subjected to downward power effect all the time, and each articulated section is launched firmly stable.

Above-listed detailed description is specifying at one of this utility model possible embodiments, this embodiment is not in order to limit claim of the present utility model, allly do not break away from the equivalence that this utility model does and implement or change, all should be contained in the claim of this case.

Claims (5)

1. nursing chair, it is characterized in that: an end of first front bar and first rear bar and second front bar and second rear bar is respectively hinged, its free end is respectively equipped with front wheels and rear wheels, be respectively equipped with first slide block and second slide block that can slide along the body of rod in first rear bar and second rear bar, one end of the first front arm that is hinged of middle part and the second front arm respectively by universal joint articulated on first front bar and second front bar, another free end is hinged on respectively on first slide block and second slide block, the first rear arm that the middle part is hinged and an end of the second rear arm are hinged on respectively on first slide block and second slide block, another free end is hinged on respectively on first rear bar and second rear bar, between be provided with seat cushion section First pipe and second pipe be telescopic tube, the one end is hinged on respectively on first slide block and second slide block, and the other end is hinged on respectively on first front bar and second front bar.

2. a kind of nursing chair according to claim 1 is characterized in that: be respectively equipped with handrail on the bar before the bar and second before described first.

3. a kind of nursing chair according to claim 1 and 2 is characterized in that: the bar and the second preceding bar bottom are respectively equipped with foot-operated before described first.

4. a kind of nursing chair according to claim 3 is characterized in that: the bar and the second preceding bar are respectively telescoping tube before described first.

5. a kind of nursing chair according to claim 1 is characterized in that: described back wheels are provided with brake assemblies.

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