CN2058394U

CN2058394U - Labour-saving handcar for climbing up stairs

Info

Publication number: CN2058394U
Application number: CN 88219410
Authority: CN
Inventors: 蒋锡华
Original assignee: Individual
Current assignee: Individual
Priority date: 1988-11-12
Filing date: 1988-11-12
Publication date: 1990-06-20

Abstract

The utility model relates to a labor-saving handcar for climbing up stairs, mainly comprising a vehicle frame, a labor saving movement, backwards and forwards wheels and a case components, wherein, triple axis 31, 32, 33 is arranged inner a tube-supporting, wheel set can be designed to three wheels or four wheels. The utility model has the advantages that the structure is designed reasonable and compactable, application is convenient, variety objects can be lorded, older adult and patients can sit, labor is saved because vehicle wheel pedals are convenient controlled when goes up and down stairs.

Description

Labour-saving handcar for climbing up stairs

What the utility model will provide is a kind of laborsaving cart for travelling up or down stairs.

Prior art, generally also by main car frame, movable carriage, wheel group, fixedly key seat, the wheel of turning, fixedly wheel shaft, movable carriage etc. are formed.Referring to 82 years French Patent (FRP) Fr 2498-14702 and China's patent 85203936.Their common problems are laborsaving inadequately.Generally be 1: 1.5～0.5.Be that weight of object is 100 Kg.Manpower upwards draws needs about 50～150 kilograms.

The purpose of this utility model is on the basis of existing technology.Make province's force rate reach 1: 15.Promptly transporting the object of 100Kg weight goes upstairs.Need the power about manpower 7Kg.And not only can be with thing upstairs.Also can be with the people upstairs.

Technical solution of the present utility model: mainly form by four parts.Vehicle frame, laborsaving drive disk assembly and front and back wheel and box part.Vehicle frame, laborsaving drive disk assembly and U shape steel tube 2 is arranged in main steel pipe 1 two sides.End at steel pipe 1 has the handrail handle.There is individual angle bar baffle plate 4 end of steel pipe 1.Two fork iron 5 are arranged above the baffle plate 4.The middle and lower part of main steel pipe 1 is made up of the support plate of back support roller; Laborsaving drive disk assembly and front and back wheel: the jiggle bar 7, the jiggle bar 7 that have power-transfer clutch are enclosed within on the axle 31 by sky.When climbing the building, join and produce power owing to having clutch gear 8 on handle 7 and the axle 31.31,32,33 3 is in a tube.And a tube is welded on the support 10 firmly.Axle 31 is to support by a bearing of tube.Clutch gear 8 is sent to power in working order the time gear 9 on the axle 32, and gear 9 passes to gear 12 on the axle 33 by axle 32 gears 11 with power.Gear 12 is sent to again on the sprocket wheel of axletree 14 by the sprocket wheel on the axle 33 13.Axletree 14 drives cart for travelling up or down stairs wheels 15.Set of wheels 15 can be designed to three wheels or 4 wheels.The centre of set of wheels 15 is provided with tail support roller 16.It can work to hold the heavy duty load in the time of in working order.The tail support roller can upper and lower as required adjusting.The time spent can not dismantle or pack up; Box part: casing can design as lower box as required.The a tube easily opens wide casing.It mainly is made up of base plate 17 and front apron 18.Front apron is to be set on the fork iron 5.Base plate 17 is to be set on U shape steel tube 2 and the main steel pipe 1.Be used for carrying gas holder, rice bag etc. upstairs.The small box of b five face closure formulas.Be uncovered above.Two blocks of side plates 21 and back shield 22 are arranged.Small box is equally by by putting on main steel pipe 1 and U shape steel tube 2.Also be inserted on the fork iron 5.Be used to adorn bulk goods upstairs.The manned casing of C.It also is the small box of one five face closure formula.Its material will be selected steel for use.And be provided with auto-centering seat 19 and grab rail 20.Back board 23, stretcher 24.Be mainly used in manned going upstairs.Adopt the utility model that province's force rate is reached more than 1: 15.

Accompanying drawing 1,2 is respectively lateral plan of the present utility model and birds-eye view.

Claims

1, a kind of laborsaving cart for travelling up or down stairs of forming by vehicle frame, laborsaving drive disk assembly and forward and backward wheel and box part, it is characterized in that vehicle frame has a main steel pipe 1, and U shape steel tube 2 is housed in two sides of main steel pipe 1, the end of main steel pipe 1 has the handrail handle, there is angle bar baffle plate 4 end of main steel pipe 1, two fork iron 5 are arranged on the baffle plate 4, the support plate 6 of back support roller is arranged in the middle and lower part of main steel pipe; Before laborsaving drive disk assembly reaches, rear wheel, the jiggle bar 7 that has power-transfer clutch, be enclosed within on the axle 31 by sky, the band power-transfer clutch jiggle bar 7 be with axle 31 on the clutch gear 8 that has join, and three axles (31,32,33) be located in the tube, propping up tube is welded on the support 10, axle 31,32,33 are equipped with gear 8 respectively, gear 9 and gear 11, gear 12, axle 31 supports by a bearing of tube, sprocket wheel 13 is arranged on axle 33, and front vehicle wheel 15 roller axles 14 drive; Casing is a simple and easy unlimited casing.

2, laborsaving cart for travelling up or down stairs according to claim 1, it is characterized in that simple and easy unlimited casing, it is made up of base plate 17 and front apron 18, and front apron is to be set on the fork iron 5, and base plate 17 is set on U shape steel tube 2 and the main steel pipe 1.

3, laborsaving cart for travelling up or down stairs according to claim 1, the manned casing of its feature has auto-centering seat 19 and grab rail 20, compositions such as back board 23 and stretcher 24.