CN1031632C - Vegetable basket wheeled for running on flat ground or climbing ladder - Google Patents
Vegetable basket wheeled for running on flat ground or climbing ladder Download PDFInfo
- Publication number
- CN1031632C CN1031632C CN 93105007 CN93105007A CN1031632C CN 1031632 C CN1031632 C CN 1031632C CN 93105007 CN93105007 CN 93105007 CN 93105007 A CN93105007 A CN 93105007A CN 1031632 C CN1031632 C CN 1031632C
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- Prior art keywords
- inverted
- shaped
- food basket
- pivoted
- rod
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- Expired - Fee Related
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Abstract
The present invention relates to a vegetable basket trolley for the dual purposes of running on the flat ground and going upstairs and downstairs. An n-shaped front frame and an n-shaped back frame are used for forming a vegetable basket, the middle section of an n-shaped pull rod is pivoted with both sides of the n-shaped front frame, and the bottom of the n-shaped pull rod is pivoted with a back wheel shaft provided with back wheels; a back connecting rod is pivoted between the n-shaped back frame and the n-shaped pull rod, a front connecting rod with positioning grooves is pivoted between the back connecting rod and a press rod, and a positioning rod passes across the n-shaped front frame and clamped in the positioning grooves of the front connecting rod so that the vegetable basket trolley can be folded or used for running and going upstairs and downstairs when the positioning rod is positioned in different positioning grooves. The vegetable basket trolley has the advantages of light weight and convenient use.
Description
The present invention relates to a kind of flat sailing and the food basket car of climbing ladder, relate generally to a kind of not only can on the level land, the use but also food basket car that tool cat ladder function also can fold.
Now the food basket car by widely by being used in the family, neitherly in the general family lack a food basket car, so that be used as the instrument of buying vegetables and transporting dish, so the food basket car utmost point is subjected to mass consumption person's welcome and and then buys use.
But with general food basket car, major part does not all possess the function that stair climbing is arranged.So when the housewife of family has bought dish and goes home,, then the food basket car will must be filled in stair case with housewife's strength on the food basket car of dish and lift to family, so the real cooresponding inconvenience that seems of this kind mode if inhabit in the apartment-type house that lift facility is not set.
Also can see a kind of food basket car (as shown in Figure 6) on the market with stair climbing function, this kind food basket car 70 is except original front-wheel 71, trailing wheel 72, but the wheel seat 74 of a folding is set in addition in front baffle 73 positions, adorns an auxiliary wheel 75 but on folding wheel seat 74, organize separately again.Yet this kind has food basket car 70 structures of auxiliary wheel 75, must be on food basket car 70 original structures the auxiliary wheel 75 outside the plus again, that is this kind food basket car 70 must must add two auxiliary wheels 75 in addition again beyond original two front-wheels 71 and two trailing wheels 72.This set will inevitably increase the productive costs of whole food basket car 70, also can increase the weight of whole food basket car 70 simultaneously, and obviously, the design of above-mentioned existing food basket car 70 is to the greatest extent imperfect, and the necessity that is improved is arranged.
Main purpose of the present invention is: a kind of flat sailing and the food basket car of climbing ladder is provided, and this bassinet structure is simple, parts are few and not only can be used as the flat function of sailing but also can possess through simple conversion stair climbing of common food basket car.
The present invention proposes a kind of so flat sailing and the food basket car of climbing ladder, it is to constitute food basket by an inverted U-shaped front baffle and an inverted U-shaped rear frame, connect the be pivoted front wheel spindle of front-wheel of two ends in inverted U-shaped front baffle bottom, the oblique extension of one inverted U-shaped pull bar, its middle section and inverted U-shaped front baffle both sides are pivoted, the bottom then articulates with hind axle, and the hind axle two ends trailing wheel that respectively is pivoted, its improvement is, a rear linking rod is pivoted between between inverted U-shaped rear frame and inverted U-shaped pull bar, one has front rod one end of a plurality of positioning grooves and a end that rear linking rod is articulated in inverted U-shaped pull bar is articulated, end articulates with a depression bar in addition, and but depression bar is to collude with elastic element to place place, food basket car the place ahead to be pressed status, and a positioning rod crosses between inverted U-shaped front baffle, and can corresponding be sticked in the different positioning groove of front rod.
And this elastic element and depression bar bonded assembly are held in addition to collude and are placed one to be located at nearly bottom, food basket car the place ahead and to have the plate body place of colluding body.
And the length of this hind axle is slightly less than the length of front wheel spindle, that is the distance between two trailing wheels is less than the distance between two front-wheels.
The food basket car that the present invention proposes is in light weight, easy to use.
Further specify architectural feature of the present invention and purpose below in conjunction with accompanying drawing.
Brief Description Of Drawings:
Fig. 1 is the three-dimensional appearance scheme drawing of the food basket car of the present invention's proposition.
Fig. 2 is the side-looking plan sketch of the food basket car of the present invention's proposition.
Fig. 3 is the side-looking planar gesture scheme drawing of the food basket car of the present invention's proposition.
Illustration is implemented on side-looking plane during food basket car cat ladder that Fig. 4 proposes for the present invention.
Side-looking plan sketch when the food basket car that Fig. 5 proposes for the present invention folds.
Fig. 6 is existing food basket car stereo appearance figure with climbing stairs ladder function.
The present invention proposes a kind of putting down and sails and the food basket car (as shown in Figure 1 and Figure 2) of climbing ladder, can find out integral structure of the present invention among this figure, mainly be to constitute food basket by an inverted U-shaped front baffle 10 and an inverted U-shaped rear frame 24, inverted U-shaped front baffle 10 bottoms are connected with the front wheel spindle 11 that two ends are pivoted with front- wheel 12,13; One inverted U-shaped pull bar 20 by the front upper place to the oblique extension in the back lower place, 10 liang of outsides of its middle section and inverted U-shaped front baffle are pivoted, the bottom of inverted U-shaped pull bar 20 then articulates with a hind axle 21, the end positions of hind axle 21 trailing wheel 22,23 that respectively is pivoted, and the main design features of the present invention is to be:
The length of hind axle 21 is slightly less than the length of front wheel spindle 11, that is the spacing between two trailing wheels 22,23 is less than the spacing between two front- wheels 12,13;
One inverted U-shaped rear frame 24 is located at the rear position of food basket car, have many aperture plates in inverted U-shaped front baffle 10 and 24 of inverted U-shaped rear frames, so that the support when containing dish as the food basket car, can prevent simultaneously article dropping accidentally by place, food basket car side, between inverted U-shaped rear frame 24 and 20 on the inverted U-shaped pull bar rear linking rod 30 that is pivoted, one has a plurality of positioning grooves 41,42,43, one end of 44 front rod 40 and rear linking rod 30 1 ends articulate, the end in addition of front rod 40 is connected with a depression bar 50, these depression bar 50 two ends be evagination in inverted U-shaped front baffle 10, depression bar 50 central authorities collude with elastic element 51 and place nearly bottom set, the blue car of dish the place ahead to have plate body 52 places of colluding body 53; A positioning rod 60 crosses in 10 of inverted U-shaped front baffles.When this radius stay 60 is positioned at the positioning groove 41 of front rod 40, the present invention is launched with when acting on the dish that splendid attire bought and can putting down the food basket car of sailing and use.
When the present invention need be taken as the dish indigo plant car of a climbing stairs ladder, be inverted U-shaped rear frame 24 to be pulled to inverted U-shaped front baffle 10 places (as Fig. 3) with hand, and make radius stay 60 break away from positioning groove 41 places, on move to another positioning groove 42 places, and located by the effect of elastic element 51, what then make that front- wheel 13 and 23 of trailing wheels go to upper and lower this moment does not wait high state (as Fig. 4), though this moment, the framework and the aperture plate of food basket car were slightly inclined, but unlikely article in framework and the aperture plate are caused excessive compression, and can make front-wheel 13 and trailing wheel 23 lay respectively at the different stratum place of stair.When the user forgets about it U-shaped pull bar 20 on top rake, then can make the food basket car reach the function of stair climbing, not go upstairs, so the comfort feature when having stair climbing and do not need whole food basket car to be guided and supported in portable mode.
Again as shown in Figure 5, when food basket car of the present invention is desired to fold, be with moulded rod under the foot 50, simultaneously inverted U-shaped rear frame 24 is pulled near inverted U-shaped pull bar 20 places, at this moment, then make radius stay 60 be positioned at the positioning groove 43 of front rod 40 the tops, at this moment, 11 corresponding being fastened in the positioning groove 44 of front wheel spindle, and preceding, rear linking rod 40,30 linear states slightly, and can make front-wheel 13 positions again by on carry, and front- wheel 13 and 23 of trailing wheels are slightly presented, the linearity of following arrangement, so that the folding of food basket car, and can reach the parking space that reduces the food basket car, also can be convenient to the folding of food basket car simultaneously and transport.
Claims (3)
1, a kind of flat sailing and the food basket car of climbing ladder, it is to constitute dish indigo plant by an inverted U-shaped front baffle and an inverted U-shaped rear frame, connect the be pivoted front wheel spindle of front-wheel of two ends in inverted U-shaped front baffle bottom, the oblique extension of one inverted U-shaped pull bar, its middle section and inverted U-shaped front end frame both sides are pivoted, the bottom then articulates with hind axle, and the hind axle two ends trailing wheel that respectively is pivoted, and it is characterized in that:
A rear linking rod is pivoted between between inverted U-shaped rear frame and inverted U-shaped pull bar, one has front rod one end of a plurality of positioning grooves and a end that rear linking rod is articulated in inverted U-shaped pull bar is articulated, end articulates with a depression bar in addition, and but depression bar is to collude with elastic element to place place, food basket car the place ahead to be pressed status, a positioning rod crosses between inverted U-shaped front baffle, and can corresponding be sticked in the different positioning groove of front rod.
2, flat sailing and the food basket car of climbing ladder according to claim 1 is characterized in that: this elastic element and depression bar bonded assembly in addition end collude place one be located at food basket car the place ahead near bottom and have a plate body place of colluding body.
3, flat sailing and the food basket car of climbing ladder according to claim 1, it is characterized in that: the length of this hind axle is slightly less than the length of front wheel spindle, that is the distance between two trailing wheels is less than the distance between two front-wheels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 93105007 CN1031632C (en) | 1993-05-04 | 1993-05-04 | Vegetable basket wheeled for running on flat ground or climbing ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 93105007 CN1031632C (en) | 1993-05-04 | 1993-05-04 | Vegetable basket wheeled for running on flat ground or climbing ladder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1095343A CN1095343A (en) | 1994-11-23 |
| CN1031632C true CN1031632C (en) | 1996-04-24 |
Family
ID=4985498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 93105007 Expired - Fee Related CN1031632C (en) | 1993-05-04 | 1993-05-04 | Vegetable basket wheeled for running on flat ground or climbing ladder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1031632C (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112758156A (en) * | 2021-02-23 | 2021-05-07 | 南京信息职业技术学院 | Labor-saving hand-pulling type shopping trolley based on electric drive triangular wheel |
-
1993
- 1993-05-04 CN CN 93105007 patent/CN1031632C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1095343A (en) | 1994-11-23 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |