CN203032834U - Richshaw of the disabled - Google Patents
Richshaw of the disabled Download PDFInfo
- Publication number
- CN203032834U CN203032834U CN 201320061898 CN201320061898U CN203032834U CN 203032834 U CN203032834 U CN 203032834U CN 201320061898 CN201320061898 CN 201320061898 CN 201320061898 U CN201320061898 U CN 201320061898U CN 203032834 U CN203032834 U CN 203032834U
- Authority
- CN
- China
- Prior art keywords
- chain
- rotating shaft
- sprocket wheel
- seat
- ratchet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000001737 promoting effect Effects 0.000 claims description 3
- 230000008450 motivation Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000001141 propulsive effect Effects 0.000 description 1
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- Handcart (AREA)
Abstract
The utility model discloses a richshaw of the disabled. According to the richshaw, a seat can be driven to swing back and front through slight force of a user body so as to enable the richshaw to go forwards. The richshaw comprises a frame (13), wherein two rear wheels (14) and two front wheels (15) with a guide function are arranged on the frame (13), the richshaw further comprises the seat (17), an arc rack (18), a bidirection-to-unidirection rotating drive device and chains, wherein the seat (17) is hung on two front corners (16) of the top of the frame (13), the arc rack (18) is arranged at the bottom of the seat (17), an input end of the bidirection-to-unidirection rotating drive device is meshed with the arc rack (18), one ends of the chains are connected with an output end of the bidirection-to-unidirection rotating drive device, and the other ends of the chains are connected with chain wheels arranged on the rear wheels (14) so that the chains can drive the chain wheels and the chain wheels drive the rear wheels.
Description
Technical field
The utility model relates to the vehicle technology field, specifically is a kind of disabled person's rickshaw.
Background technology
At present in use to consume power big for the structure of disabled person's rickshaw, and what have also needs others pushing away to walk, very inconvenient.
The utility model content
The technical problems to be solved in the utility model is to provide a kind of health as long as slightly firmly just can drive the seat swing so that disabled person's rickshaw that car advances.
The technical solution of the utility model is, the utility model disabled person rickshaw, it comprises vehicle frame, vehicle frame is equipped with two trailing wheels and two front-wheels with directional tagging, it also comprises the seat that hangs on two anterior angle positions, vehicle frame top, the arc-shaped rack of being located at seat bottom, input end and the two-to-one direction changing rotary gearing device of this arc-shaped rack engagement, the chain that an end is connected with the mouth of two-to-one direction changing rotary gearing device, the chain other end is connected with sprocket wheel on being located at trailing wheel so that chain drives sprocket wheel, and sprocket wheel drives trailing wheel.
The utility model principle of work is, the disabled person is seated on the seat, and as long as health is one moving, seat will before or after swing, by two-to-one direction changing rotary gearing device, just propulsive effort can be exported to trailing wheel again, trailing wheel just can drive car and advance.
After adopting said structure, the utility model compared with prior art, have the following advantages: the characteristics of the utility model disabled person rickshaw have been to utilize the structures such as two-to-one direction changing rotary gearing device that hang the seat that arranges, the arc-shaped rack of being located at seat bottom, input end and the engagement of this arc-shaped rack, the light exercise of health is output as the power that trailing wheel rotates, makes to the utlity model has health as long as slightly firmly just can drive the seat swing so that the advantage that car advances.
As improvement, described two-to-one direction changing rotary gearing device comprises first rotating shaft, second rotating shaft and the 3rd rotating shaft that is parallel to each other, first rotating shaft is provided with the input gear of just contrary two-way rotation, second rotating shaft is provided with first output gear, first ratchet, and the 3rd rotating shaft is provided with second output gear, second ratchet; First ratchet comprises first outer ring and first inner ring, and second ratchet comprises second outer ring and second inner ring, oppositely then dallies each other all be used to promoting inner ring unidirectional rotation separately in each outer ring; First inner ring is captiveed joint with second rotating shaft, and second inner ring is captiveed joint with the 3rd rotating shaft; Mesh in regular turn described input gear, first outer ring, second outer ring; Described chain, sprocket wheel are two, be respectively first chain, second chain, first sprocket wheel, second sprocket wheel, one end of first chain is connected with first output gear, the other end of first chain is connected with first sprocket wheel, and an end of second chain is connected with second output gear, and the other end of second chain is connected with second sprocket wheel, like this, structure is comparatively simple, and transmission progression is few, just one-way movement reliably can be exported by first chain, second chain.
As improvement, the both sides in described seat the place ahead are equipped with the column that handlebar grips cover is installed, and like this, are conducive to help health realization swing by a larger margin, so that more powerful motivation output to be provided.
As improvement, be provided with stretcher between two front-wheels, like this, be conducive to help health realization swing by a larger margin, so that more powerful motivation output to be provided.
Description of drawings
Fig. 1 is the structural representation of the utility model disabled person rickshaw.
Fig. 2 is the structural representation of two-to-one direction changing rotary gearing device.
Shown in the figure, 1, first rotating shaft, 2, second rotating shaft, the 3, the 3rd rotating shaft, 4, input gear, 5, first output gear, 6, first ratchet, 7, second output gear, 8, second ratchet, 9, first outer ring, 10, first inner ring, 11, second outer ring, 12, second inner ring, 13, vehicle frame, 14, trailing wheel, 15, front-wheel, 16, anterior angle position, 17, seat, 18, arc-shaped rack, 19, first chain, 20, second chain, 21, handlebar grips cover, 22, column, 23, stretcher.
The specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
The utility model disabled person rickshaw, it comprises vehicle frame 13, vehicle frame 13 is equipped with two trailing wheels 14 and two front-wheels 15 with directional tagging, it also comprises the seat 17 that hangs on two anterior angle positions 16, vehicle frame 13 tops, the arc-shaped rack 18 of being located at seat 17 bottoms, input end and the two-to-one direction changing rotary gearing device of these arc-shaped rack 18 engagements, the chain that an end is connected with the mouth of two-to-one direction changing rotary gearing device, the chain other end is connected with sprocket wheel on being located at trailing wheel 14 so that chain drives sprocket wheel, and sprocket wheel drives trailing wheel 14.
Described two-to-one direction changing rotary gearing device comprises first rotating shaft 1, second rotating shaft 2 and the 3rd rotating shaft 3 that is parallel to each other, first rotating shaft 1 is provided with the input gear 4 of just contrary two-way rotation, second rotating shaft 2 is provided with first output gear 5,6, the three rotating shafts 3 of first ratchet are provided with second output gear 7, second ratchet 8; First ratchet 6 comprises that first outer ring 9 and first inner ring, 10, the second ratchets 8 comprise second outer ring 11 and second inner ring 12, oppositely then dallies each other all be used to promoting inner ring unidirectional rotation separately in each outer ring; First inner ring 10 is captiveed joint with second rotating shaft 2, and second inner ring 12 is captiveed joint with the 3rd rotating shaft 3; Mesh in regular turn described input gear 4, first outer ring 9, second outer ring 11; Described chain, sprocket wheel are two, be respectively first chain 19, second chain 20, first sprocket wheel, second sprocket wheel, one end of first chain 19 is connected with first output gear 5, the other end of first chain 19 is connected with first sprocket wheel, one end of second chain 20 is connected with second output gear 7, and the other end of second chain 20 is connected with second sprocket wheel; Because first sprocket wheel, second sprocket wheel are all blocked by trailing wheel 14, so do not illustrate in the drawings.
The both sides in described seat 17 the place aheads are equipped with the column 22 that handlebar grips cover 21 is installed.
Be provided with stretcher 23 between two front-wheels 15.
Described first output gear 5, second output gear 7 are sprocket wheel.
Described first output gear 5 is positioned at first ratchet, 6 the right, and described second output gear 7 is positioned at second ratchet, 8 left sides; Among Fig. 1, first output gear 5 is blocked by first ratchet 6, and second ratchet 8 is blocked by the secondth output gear 7.
Described input gear 4 is common spur wheel; Described first ratchet 6, second ratchet 8 are prior art, and structure is identical, and such as bicycle freewheel, each outer ring is the overcoat of bicycle freewheel, and each inner ring is the fuse of bicycle freewheel.
Claims (4)
1. disabled person's rickshaw, it comprises vehicle frame (13), vehicle frame (13) is equipped with two trailing wheels (14) and two front-wheels (15) with directional tagging, it is characterized in that, it also comprises the seat (17) that hangs on two anterior angle positions (16), vehicle frame (13) top, be located at the arc-shaped rack (18) of seat (17) bottom, the two-to-one direction changing rotary gearing device of input end and this arc-shaped rack (18) engagement, the chain that one end is connected with the mouth of two-to-one direction changing rotary gearing device, the chain other end is connected with sprocket wheel on being located at trailing wheel (14) so that chain drives sprocket wheel, and sprocket wheel drives trailing wheel (14).
2. disabled person's rickshaw according to claim 1, it is characterized in that, described two-to-one direction changing rotary gearing device comprises first rotating shaft (1), second rotating shaft (2) and the 3rd rotating shaft (3) that is parallel to each other, first rotating shaft (1) is provided with the input gear (4) of just contrary two-way rotation, second rotating shaft (2) is provided with first output gear (5), first ratchet (6), and the 3rd rotating shaft (3) is provided with second output gear (7), second ratchet (8); First ratchet (6) comprises first outer ring (9) and first inner ring (10), and second ratchet (8) comprises second outer ring (11) and second inner ring (12), oppositely then dallies each other all be used to promoting inner ring unidirectional rotation separately in each outer ring; First inner ring (10) is captiveed joint with second rotating shaft (2), and second inner ring (12) is captiveed joint with the 3rd rotating shaft (3); Mesh in regular turn described input gear (4), first outer ring (9), second outer ring (11); Described chain, sprocket wheel are two, be respectively first chain (19), second chain (20), first sprocket wheel, second sprocket wheel, one end of first chain (19) is connected with first output gear (5), the other end of first chain (19) is connected with first sprocket wheel, one end of second chain (20) is connected with second output gear (7), and the other end of second chain (20) is connected with second sprocket wheel.
3. disabled person's rickshaw according to claim 1 is characterized in that, the both sides in described seat (17) the place ahead are equipped with the column (22) that handlebar grips cover (21) are installed.
4. disabled person's rickshaw according to claim 1 is characterized in that, is provided with stretcher (23) between two front-wheels (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320061898 CN203032834U (en) | 2013-01-30 | 2013-01-30 | Richshaw of the disabled |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320061898 CN203032834U (en) | 2013-01-30 | 2013-01-30 | Richshaw of the disabled |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203032834U true CN203032834U (en) | 2013-07-03 |
Family
ID=48684974
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320061898 Expired - Fee Related CN203032834U (en) | 2013-01-30 | 2013-01-30 | Richshaw of the disabled |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203032834U (en) |
-
2013
- 2013-01-30 CN CN 201320061898 patent/CN203032834U/en not_active Expired - Fee Related
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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: 20130703 Termination date: 20140130 |