CN202608843U - Power-assisted vehicle for going upstairs - Google Patents
Power-assisted vehicle for going upstairs Download PDFInfo
- Publication number
- CN202608843U CN202608843U CN 201220212550 CN201220212550U CN202608843U CN 202608843 U CN202608843 U CN 202608843U CN 201220212550 CN201220212550 CN 201220212550 CN 201220212550 U CN201220212550 U CN 201220212550U CN 202608843 U CN202608843 U CN 202608843U
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- Prior art keywords
- hydraulic pump
- check valve
- vehicle
- valve
- hydraulic
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- Expired - Fee Related
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Abstract
The utility model discloses a power-assisted vehicle for going upstairs. The vehicle consists of a vehicle body, a wheel and a hoisting mechanism. The hoisting mechanism consists of a chain wheel system, a hydraulic pump, an oil tank, an energy accumulator, a first check valve, a second check valve, a hand-operated direction valve, a driving and hoisting hydraulic cylinder, a safety valve, a multi-connecting rod luffing mechanism and an oil delivery pipeline, which are arranged on the vehicle body. The wheel is connected with the hydraulic pump through the chain wheel system. An oil inlet of the hydraulic pump is connected with the oil tank through the first check valve, and an oil outlet of the hydraulic pump is divided into three branches through the second check valve, wherein the first branch is connected with the energy accumulator, the second branch is connected with the oil tank through the hand-operated direction valve and the driving and hoisting hydraulic cylinder, and the third branch is connected with the oil tank through the safety valve. A piston rod of the hydraulic cylinder is connected with the multi-connecting rod luffing mechanism. A support leg is arranged at the tail end of the multi-connecting rod luffing mechanism. According to the vehicle for going upstairs, energy stored in the traveling process of the vehicle is used for driving a hydraulic mechanism to hoist the vehicle body without manpower, so that the vehicle is particularly suitable for the aged and the weak; and the vehicle is free from power consumption and environment-friendly.
Description
Technical field
The utility model relates to hand barrow, go upstairs many connecting rods of energy storage type luffing power-assisted handcart capable of travelling up stairs of usefulness of the particularly a kind of the elderly's of confession loading.
Background technology
Be accompanied by the raising of people's living standard, China's population ageing phenomenon is on the rise.Live in the elderly in the walk-up building of city, usually be the unable thing worries upstairs of taking in the daily life.For this reason, existing multiple both at home and abroad power-assisted handcart capable of travelling up stairs comes out.These handcart capable of travelling up stairs are divided into three kinds by its structure: a kind of is to utilize lever force-saving mechanism to make car step on the building step by step; Second kind is to adopt planetary wheel to make car step on the building step by step; The third is to utilize motor drive mechanism lifting car body, makes car step on the building step by step.Though preceding two kinds of power-assisted handcart capable of travelling up stairs can be stepped on the building for car certain convenience is provided, and are laborsaving limited, the trammer still need pay certain strength and could accomplish, and some old persons are still not competent.Though the third utilizes the motor drive mechanism lifting car body can be laborsaving, needs consumed power.
The utility model content
To the deficiency that above-mentioned existing power-assisted handcart capable of travelling up stairs exists, the purpose of the utility model provides a kind of not only laborsaving but also power-assisted handcart capable of travelling up stairs not consumed power upstairs the time.
For realizing above-mentioned purpose; The power-assisted handcart capable of travelling up stairs that the utility model provides; Comprise car body, wheel and lifting mechanism, it is characterized in that: said lifting mechanism is made up of the sprocket wheel train, Hydraulic Pump, fuel tank, energy storage, first check valve, second check valve, hand change over valve, election hydraulic actuating cylinder, safety valve, many connecting rods luffing mechanism and the delivery line that are installed on the car body; Said wheel is connected with Hydraulic Pump through the sprocket wheel train; The oil inlet of Hydraulic Pump is connected with fuel tank with first check valve through delivery line; The oil outlet of Hydraulic Pump is divided into three branch roads through the delivery line and second check valve: first branch road is connected with energy storage; Second branch road is connected with fuel tank through hand change over valve, election hydraulic actuating cylinder, and the 3rd branch road is connected with fuel tank through safety valve; Elect piston rod and said many connecting rods luffing mechanism bolted connection of hydraulic actuating cylinder, many connecting rods luffing mechanism end has and the perpendicular supporting leg of handcart capable of travelling up stairs antetheca.
The principle of work of the utility model power-assisted handcart capable of travelling up stairs is, walks in the process in manpower traction garage, and wheel rolling drives hydraulic pump works through the sprocket wheel train; Store into part manpower haulage capacity in the energy storage in advance by Hydraulic Pump through hydraulic oil; Step in the building process at car, the energy of energy storage storage is discharged to electing hydraulic actuating cylinder, by many connecting rods of piston actuated luffing mechanism action of electing hydraulic actuating cylinder through hydraulic oil; With car body lifting step by step, accomplish the building of stepping on of car.
Compared with prior art, the advantage of the utility model power-assisted handcart capable of travelling up stairs is, the energy that utilizes car to store in the process of walking, and through hydraulic drive mechanism lifting car body, manpower is fully leaned in the lifting of car body, is particularly suited for old person and uses; Simultaneously, this power-assisted handcart capable of travelling up stairs is consumed power not, environmental protection.
Description of drawings
Fig. 1 is the utility model power-assisted handcart capable of travelling up stairs monnolithic case scheme drawing;
Fig. 2 is the structural representation (not containing many connecting rods luffing mechanism) of Fig. 1 power-assisted handcart capable of travelling up stairs lifting mechanism.
Among the figure: the 1-car body, 2-elects hydraulic actuating cylinder, many connecting rods of 3-luffing mechanism, 4-supporting leg, 5-wheel, 6-fixed support; 7-first check valve, 8-sprocket wheel train, 9-Hydraulic Pump, 10-second check valve, 11-accumulator; The 12-delivery line, 13-handle, 14-hand change over valve, 15-safety valve, 16-fuel tank.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is described further.
The utility model power-assisted handcart capable of travelling up stairs is made up of car body 1, wheel 5 and lifting mechanism three parts.Its lifting mechanism by sprocket wheel train 8, Hydraulic Pump 9, fuel tank 16, energy storage 11, first check valve 7, second check valve 10, hand change over valve 14, safety valve 15, elect parts such as hydraulic actuating cylinder 2, many connecting rods luffing mechanism 3 and delivery line 12 and form.These parts are fixedly mounted on the car body through fixed support 6.Wheel is connected with Hydraulic Pump through the sprocket wheel train, and wheel rolling drives hydraulic pump works.The oil inlet of Hydraulic Pump is connected with fuel tank with first check valve through delivery line; The oil outlet of Hydraulic Pump is divided into three branch roads through the delivery line and second check valve; Wherein first branch road is connected with energy storage; Along with the rolling of wheel, the hydraulic oil in the fuel tank is ceaselessly pumped in the energy storage by Hydraulic Pump; Second branch road connects the election hydraulic actuating cylinder through hand change over valve, and hydraulic actuating cylinder is connected with fuel tank; The 3rd branch road is connected with fuel tank through safety valve, and effect is antioverloading and het expansion.The front end of said many connecting rods luffing mechanism and the piston rod bolted connection of electing hydraulic actuating cylinder, the end of many connecting rods luffing mechanism has supporting leg 4, and this supporting leg becomes vertical direction with the antetheca of handcart capable of travelling up stairs.
When stepping on the building, car body is erected, utilize handle 13 control hand change over valves; Be transported to the election hydraulic actuating cylinder to the hydraulic oil of storing in the energy storage; Piston rod action through hydraulic actuating cylinder acts on many connecting rods luffing mechanism, through the supporting leg of many connecting rods luffing mechanism lower end; Produce the election power that contends with load, the power-assisted handcart capable of travelling up stairs is risen together with bearing a heavy burden.Ascend the throne or seat when putting when wheel rises to high one-level ladder, exert oneself slightly, handcart capable of travelling up stairs is spurred forward; Wheel is fallen on the table top that next ladder steps on, decontroled the hand change over valve handle simultaneously, change-over valve is resetted; This moment, hydraulic oil made the hydraulic cylinder piston rod withdrawal; Drive many connecting rods luffing mechanism and bounce back with supporting leg, the lower end of supporting leg contacts with the table top that next ladder is stepped on, for lifting is next time got ready.So repeatable operation can make dolly step by step along stairs climbing to required floor.
The utility model power-assisted handcart capable of travelling up stairs can be made the bigger vehicle of load according to actual needs, is used for the climb various occasions of step of need loadings such as open-air non-transformer operation and emergency work construction.
Claims (1)
1. power-assisted handcart capable of travelling up stairs; Comprise car body (1), wheel (5) and lifting mechanism, it is characterized in that: said lifting mechanism is made up of the sprocket wheel train (8), Hydraulic Pump (9), fuel tank (16), energy storage (11), first check valve (7), second check valve (10), hand change over valve (14), election hydraulic actuating cylinder (2), safety valve (15), many connecting rods luffing mechanism (3) and the delivery line (12) that are installed on the car body; Said wheel is connected with Hydraulic Pump through the sprocket wheel train; The oil inlet of Hydraulic Pump is connected with fuel tank with first check valve through delivery line; The oil outlet of Hydraulic Pump is divided into three branch roads through the delivery line and second check valve: first branch road is connected with energy storage; Second branch road is connected with fuel tank through hand change over valve, election hydraulic actuating cylinder, and the 3rd branch road is connected with fuel tank through safety valve; Elect piston rod and said many connecting rods luffing mechanism bolted connection of hydraulic actuating cylinder, many connecting rods luffing mechanism end has the supporting leg (4) perpendicular with the handcart capable of travelling up stairs antetheca.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220212550 CN202608843U (en) | 2012-05-11 | 2012-05-11 | Power-assisted vehicle for going upstairs |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220212550 CN202608843U (en) | 2012-05-11 | 2012-05-11 | Power-assisted vehicle for going upstairs |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202608843U true CN202608843U (en) | 2012-12-19 |
Family
ID=47342567
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220212550 Expired - Fee Related CN202608843U (en) | 2012-05-11 | 2012-05-11 | Power-assisted vehicle for going upstairs |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202608843U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106089819A (en) * | 2016-06-24 | 2016-11-09 | 博世力健环保科技（益阳）有限公司 | A kind of Mobile garbage compression box hydraulic system |
-
2012
- 2012-05-11 CN CN 201220212550 patent/CN202608843U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106089819A (en) * | 2016-06-24 | 2016-11-09 | 博世力健环保科技（益阳）有限公司 | A kind of Mobile garbage compression box hydraulic system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121219 Termination date: 20130511 |