CN201264619Y - Teeterboard type cart - Google Patents
Teeterboard type cart Download PDFInfo
- Publication number
- CN201264619Y CN201264619Y CNU2008201856391U CN200820185639U CN201264619Y CN 201264619 Y CN201264619 Y CN 201264619Y CN U2008201856391 U CNU2008201856391 U CN U2008201856391U CN 200820185639 U CN200820185639 U CN 200820185639U CN 201264619 Y CN201264619 Y CN 201264619Y
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- tight pulley
- tight
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- pulley
- pulleys
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Abstract
The utility model discloses a see-saw type trolley, comprising a bearing platform (1) and wheels arranged at the bottom of the bearing platform (1); the utility model is characterized in that four or more than four wheels are tight pulleys (2) are arranged on the front-to-rear direction; the tight pulleys are arranged in at least three rows, i.e. front, middle and rear rows, wherein, the bottom part of the flange of the middle row of tight pulley (2) is lower than the front and rear tight pulleys (2), thereby, the bottom part of the flange of the middle row of the tight pulley (2) contacts with the ground and a pivot point is formed; the front end and the rear end of the bearing platform (1) swing upward and downward to form a see-saw structure; the middle-row tight pulleys (2) and all the tight pulleys (2) in the front thereof contact with the ground to achieve the bearing of at least three points. The see-saw trolley has the advantages of simple structure and low cost; the disadvantages of the poor steering flexibility of the existing manual trolley and the difficulty of threshold striding during the conveying of heavy object are settled.
Description
Technical field
The utility model relates to a kind of loading transportation means, is specifically related to a kind of seesaw type hutching.
Background technology
In places such as factory, warehouse, supermarket, commerce and trade city, the market of farm produce, station and harbours, all need to carry freight all kinds regularly, dull and stereotyped hutching is to be modal handbarrow in these places.Dull and stereotyped hutching generally all is made up of carrying platform, handlebar stem and the wheel more than three or three that is arranged on the carrying platform bottom, and in order to turn to, wheel anterior at least in the wheel of carrying platform bottom must employing cardan wheel (also claiming wheel flutter).This common hutching, though lade is steady, can carries weight, but still have the following disadvantages:
1, because of cardan wheel must be set, cost increases;
2, turn to underaction, need certain activity space when turning to, can't finish pivot stud, as carry cargo and enter very inconvenience of finite space (such as elevator etc.); In addition, also dumb because of what turn to, deflection amplitude is wayward, carries out being difficult in narrow space;
3, striding across obstructions such as threshold in the delivery process, is very much inconvenience, needs operator's back pressure handle hand energetically, is the front portion of fulcrum perk go-cart with the rear wheel, makes anterior wheel cross encumbrance, the operation effort.
Summary of the invention
The utility model purpose provides the dull and stereotyped hutching of a kind of seesaw type, at designs simplification, do not increase in addition the prerequisite of cost-cutting under, stride the problem of threshold when solving available man-power go-cart steering flexibility and carrying heavy goods.
For achieving the above object, the technical solution adopted in the utility model is: a kind of seesaw type go-cart, the wheel that comprises a carrying platform and be arranged on the carrying platform bottom; Described wheel is the tight pulley of installing along fore-and-aft direction, quantity is four or more, before these tight pulleys are divided at least along fore-and-aft direction, in, the back three rows arrange, wherein, the below is partial to than the bottom of the tight pulley wheel rim before and after it in middle row's tight pulley wheel rim bottom, contact the formation fulcrum with ground with row's tight pulley wheel rim bottom in this, the carrying platform front and back end swings up and down and constitutes the seesaw structure, in row tight pulley and its front portion all tight pulleys with contact and form three point support at least, all tight pulleys at middle row's tight pulley and its rear portion with contact and also form three point support at least.
Related content in the technique scheme is explained as follows:
1, in the such scheme, described " front and back " " preceding in back " " up and down " " about " these directions are placed in ground running condition definition by go-cart, the direction of advancing or falling back when " front and back " direction is the go-cart use, " up and down " direction is perpendicular to ground-surface direction, towards ground-surface direction is D score, otherwise be " on "; And " about " direction is promptly perpendicular to the 3rd direction of " up and down " and " front and back ".
2, in the such scheme, ground more was partial to than all tight pulley wheel rims bottoms of its front and back in row's tight pulley wheel rim bottom during described " below is partial to than the bottom of the tight pulley wheel rim before and after it in middle row's tight pulley wheel rim bottom " was meant.For realizing this point, two kinds of concrete modes are arranged:
A, described all tight pulleys all adopt the identical wheel of radial dimension, and with (just lower) below wherein the wheel axle mounting ground of middle row's tight pulley is partial to than the wheel shaft of the tight pulley before and after it;
B, described middle row's tight pulley adopt than the bigger wheel of front and back tight pulley radial dimension.
3, in the such scheme, three rows arranged before, during and after described tight pulley was divided at least, can certainly be more than three rows, as four rows, five rows etc.; And every row's tight pulley is made of a tight pulley at least, also can be arranged side by side two, three even more a plurality of, and tight pulley arranged side by side can be with the wheel axle mounting among every row, also can independently separately install.Combinations thereof will satisfy condition: all tight pulleys of middle row's tight pulley and its front portion with form three point support at least when contacting, all tight pulleys at middle row's tight pulley and its rear portion with also form three point support at least when contacting.
Concrete preferred version has following four kinds:
Three rows arranged before, during and after a, described tight pulley were divided into, and this front row, middle row and back row's tight pulley are made up of symmetrical two tight pulleys respectively.
Three rows arranged before, during and after b, described tight pulley were divided into, and this front row and back row's tight pulley are made up of symmetrical two tight pulleys respectively, and middle row's tight pulley is made up of the single tight pulley that is arranged on carrying platform bottom centre.
Three rows arranged before, during and after c, described tight pulley were divided into, and this front row and middle row's tight pulley are made up of symmetrical two tight pulleys respectively, then arranged tight pulley and formed by being arranged on the carrying platform left and right directions the single tight pulley of center.
Three rows arranged before, during and after d, described tight pulley were divided into, and row's tight pulley is made up of symmetrical two tight pulleys in this, and front-seat and back is arranged tight pulley and formed by being arranged on the carrying platform left and right directions the single tight pulley of center respectively.
4, in the such scheme, described carrying platform is meant a table top of lade, and it specifically can be dull and stereotyped, also can be framed structure, certainly carrying platform around can add again and load onto coaming plate and constitute a basket body structure, also can install upper railings additional and constitute the loading mount structure.
The utility model principle of work is: afterwards three rows even more multi-row tight pulley in before the utility model is provided with bottom carrying platform, in the wheel rim bottom design of row's tight pulley must be than below more relatively, the wheel rim bottom of the tight pulley of front and back, in when using the wheel rim bottom of row's tight pulley with contact and become fulcrum, carrying platform becomes a seesaw structure.During use, the utility model go-cart is because of having placed goods on the carrying platform, load plane or lean forward slightly under the weight of goods, slightly hypsokinesis constitutes steady bearing state (being middle row's tight pulley when leaning forward and the supporting that lands of its all tight pulleys of front portion, is the supportings that land of all tight pulleys at middle row's tight pulley and its rear portion during hypsokinesis); In the time of need turning to, go-cart person can apply some power at the end that go-cart has been lifted up, the seesaw non-equilibrium state of row's tight pulley supporting during the utility model go-cart only can be converted at once, this moment, only middle row's tight pulley landed, contacting with ground is that line contacts, pivot stud neatly, after turning in place, go-cart can return back to steady bearing state and moves ahead before the go-cart person at once.Before push away, turn to and all control on hand go-cart person, flexible to operation.
Because the technique scheme utilization, the utility model compared with prior art has following advantage:
1, because the design of the utility model special construction, has special seesaw type non-equilibrium state, pivot stud flexibly under this state, after turning in place, go-cart person pushes away before with go-cart and gets final product, go-cart returns back to steady bearing state at once, turns to flexiblely, and also steadily is difficult for rollover when advancing.
2, same because the design of the utility model special construction has special seesaw type non-equilibrium state, pivot stud flexibly under this state, it is flexible to enter finite spaces such as elevator, steering angle is also more easy to control, is convenient to carry out in narrow space, property height easy to use.
3, same because the design of the utility model special construction has special seesaw type non-equilibrium state, when running into threshold etc. in the implementation and hindering, one to press gently in the go-cart rear end, the front-wheel of go-cart has promptly been lifted up obstructions such as can easily striding across threshold.
4, because the utility model mounting knob bar on demand, handlebar stem is not dismountable the time spent, collection and use all very convenient.
5, the utility model is of many uses, the most suitable factory, warehouse, supermarket, all kinds of commerce and trade city, the heavier article of market of farm produce delivery, or be used for moving service company, shipping company makes the logistics instrument.
6, simple in structure, the wheel of the utility model all adopts tight pulley, and low cost is not fragile yet, long service life.
Description of drawings
Accompanying drawing 1 is the utility model embodiment one schematic perspective view;
Accompanying drawing 2 is the utility model embodiment two schematic perspective views;
Accompanying drawing 3 holds the cutting plane bottom wheel scheme drawing of arranging for the utility model embodiment one and embodiment's two;
Accompanying drawing 4 holds the cutting plane bottom wheel scheme drawing of arranging for the utility model embodiment's three;
Accompanying drawing 5 holds the cutting plane bottom wheel scheme drawing of arranging for the utility model embodiment's four;
Accompanying drawing 6 holds the cutting plane bottom wheel scheme drawing of arranging for the utility model embodiment's five;
Accompanying drawing 7 is that middle row's tight pulley wheel rim bottom of the utility model embodiment one and embodiment two is than front and back tight pulley scheme drawing on the lower side;
Accompanying drawing 8 is that middle row's tight pulley wheel rim bottom of the utility model embodiment three～embodiment five is than front and back tight pulley scheme drawing on the lower side.
In the above accompanying drawing: 1, carrying platform; 2, tight pulley; 3, wheel shaft; 4, fence; 5, handle; 6, cushion block.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is further described:
Embodiment one: shown in accompanying drawing 1, accompanying drawing 3 and accompanying drawing 7, a kind of seesaw type go-cart, form by a carrying platform 1 and the wheel that is arranged on carrying platform 1 bottom, described wheel is the tight pulley of installing along fore-and-aft direction 2, quantity is six, and these six tight pulley 2 radial dimensions are identical, and three rows arrange before, during and after being divided into along fore-and-aft direction, every row's tight pulley 2 is installed with same wheel shaft 3 by symmetrical two tight pulleys 2 and is constituted, as shown in Figure 3.Wherein, pad is provided with a cushion block 6 between the wheel shaft 3 of middle row's tight pulley 2 and carrying platform 1 bottom surface, make the wheel shaft 3 of middle row's tight pulley 2 be partial to the below with this than the wheel shaft 3 of the tight pulley 2 before and after it, promptly finally make middle row's tight pulley 2 wheel rims bottom be partial to the below, as shown in Figure 7 than the bottom of tight pulley 2 wheel rims before and after it.Row's tight pulley 2 wheel rims bottom contacts with ground and forms fulcrum in during use, carrying platform 1 front and back end swings up and down and constitutes the seesaw structure, in all tight pulleys 2 of row tight pulley 2 and its front portion contact with ground and forms 4 steady supportings, all tight pulleys 2 at middle row's tight pulley 2 and its rear portion with contact and also form 4 steady supportings.The time spent does not guide and support for convenience, and the front end of carrying platform 1 or rear end are provided with handle 4.Present embodiment hold cut be fit on the platform 1 to put regular profiles such as box than parcel, directly push away goods during implementation get final product, so need not to install additional handlebar stem and guardrail.
Present embodiment has two states when using, and the one, lean forward or the steady bearing state of hypsokinesis, the 2nd, special seesaw type overbalance transition condition.Lean forward or the steady supporting shape of hypsokinesis under can keep straight on forward by pulsation-free, and when turning, can apply some power at the end that go-cart has been lifted up by go-cart person, make the go-cart state be converted to seesaw type overbalance transition condition at once, finish turning to of original place by go-cart person's manipulation, after turning in place, go-cart at once can return back to steady bearing state and continues to move ahead before the go-cart person.Therefore, have and turn to flexibly advantage easy to use.
Also can add movable supporting feet on the front-end and back-end of present embodiment go-cart,, the spike of front and back end can be propped up over the ground and support, make carrying platform remain on horizontality when the go-cart lade is static when putting.
Embodiment two: shown in accompanying drawing 2, accompanying drawing 3 and accompanying drawing 7, a kind of seesaw type go-cart, form by a carrying platform 1 and the wheel that is arranged on carrying platform 1 bottom, only be with embodiment one difference: detachable fence 4 upwards is installed on the carrying platform 1, other all with embodiment one, repeat no more here.Present embodiment is more suitable for loading bulk goods because of having adorned fence 4, and cargo-carring as shown in the figure is cloth, uses when carrying out, and go-cart person can push away fence 4, and the fence 4 has here substituted the effect of handlebar stem.
Embodiment three: shown in accompanying drawing 4 and accompanying drawing 8, a kind of seesaw type go-cart, form by a carrying platform 1 and the wheel that is arranged on carrying platform 1 bottom, be with embodiment one difference: described wheel is a tight pulley 2, quantity is five, specifically arrange as shown in Figure 4, three rows arranged before, during and after five tight pulleys 2 were divided into along fore-and-aft direction, front-seat and back row's tight pulley 2 is connected to form by a wheel shaft 3 by symmetrical two tight pulleys 2 respectively, and middle row's tight pulley 2 is made up of the single tight pulley 2 that is arranged on carrying platform 1 bottom centre.As shown in Figure 8, wheel shaft 3 centers of this three rows tight pulley 2 are on same horizontal surface, but front-seat and back row's tight pulley 2 adopts little No. one wheel of radial dimension, and middle row's tight pulley 2 adopts the bigger wheel of radial dimension, promptly finally makes middle row's tight pulley 2 wheel rims bottom be partial to the below than the bottom of tight pulley 2 wheel rims before and after it.Other all with embodiment one, repeat no more here.
Embodiment four: shown in accompanying drawing 5 and accompanying drawing 8, a kind of seesaw type go-cart, form by a carrying platform 1 and the wheel that is arranged on carrying platform 1 bottom, be with embodiment one difference: described wheel is a tight pulley 2, quantity is five, specifically arrange as shown in Figure 5, three rows arranged before, during and after five tight pulleys 2 were divided into along fore-and-aft direction, front-seat and middle row's tight pulley 2 is connected to form by a wheel shaft 3 by symmetrical two tight pulleys 2 respectively, then arranges tight pulley 2 and is made up of the single tight pulley 2 that is arranged on center on carrying platform 1 left and right directions.As shown in Figure 8, wheel shaft 3 centers of this three rows tight pulley 2 are on same horizontal surface, but front-seat and back row's tight pulley 2 adopts little No. one wheel of radial dimension, and middle row's tight pulley 2 adopts the bigger wheel of radial dimension, promptly finally makes middle row's tight pulley 2 wheel rims bottom be partial to the below than the bottom of tight pulley 2 wheel rims before and after it.Other all with embodiment one, repeat no more here.
Embodiment five: shown in accompanying drawing 6 and accompanying drawing 8, a kind of seesaw type go-cart, form by a carrying platform 1 and the wheel that is arranged on carrying platform 1 bottom, be with embodiment one difference: described wheel is a tight pulley 2, quantity is four, specifically arrange as shown in Figure 6, three rows arranged before, during and after four tight pulleys 2 were divided into along fore-and-aft direction, the middle tight pulley 2 of arranging is connected to form by a wheel shaft 3 by symmetrical two tight pulleys 2, and tight pulley 2 is arranged by single tight pulley 2 compositions that are arranged on center on carrying platform 1 left and right directions in front row and back.As shown in Figure 8, wheel shaft 3 centers of this three rows tight pulley 2 are on same horizontal surface, but front-seat and back row's tight pulley 2 adopts little No. one wheel of radial dimension, and middle row's tight pulley 2 adopts the bigger wheel of radial dimension, promptly finally makes middle row's tight pulley 2 wheel rims bottom be partial to the below than the bottom of tight pulley 2 wheel rims before and after it.Other all with embodiment one, repeat no more here.
The foregoing description only is explanation technical conceive of the present utility model and characteristics, and its purpose is to allow the personage who is familiar with this technology can understand content of the present utility model and enforcement according to this, can not limit protection domain of the present utility model with this.All equivalences of being done according to the utility model spirit change or modify, and all should be encompassed within the protection domain of the present utility model.
Claims (8)
1, a kind of seesaw type go-cart, the wheel that comprises a carrying platform (1) and be arranged on carrying platform (1) bottom; It is characterized in that: the tight pulley (2) of described wheel for installing along fore-and-aft direction, quantity is four or more, before these tight pulleys (2) are divided at least along fore-and-aft direction, in, the back three rows arrange, wherein, the below is partial to than the bottom of tight pulley (2) wheel rim before and after it in middle row's tight pulley (2) wheel rim bottom, contact the formation fulcrum with ground to arrange tight pulley (2) wheel rim bottom in this, carrying platform (1) front and back end swings up and down and constitutes the seesaw structure, in row tight pulley (2) and its front portion all tight pulleys (2) with contact and form three point support at least, all tight pulleys (2) at middle row's tight pulley (2) and its rear portion with contact and also form three point support at least.
2, seesaw type go-cart according to claim 1 is characterized in that: described all tight pulleys (2) radial dimension is identical, and the wheel shaft (3) of middle row's tight pulley (2) is partial to the below than the wheel shaft (3) of the tight pulley (2) before and after it.
3, seesaw type go-cart according to claim 1 is characterized in that: the radial dimension of row's tight pulley (2) is big than the radial dimension of tight pulley (2) before and after it in described.
4, seesaw type go-cart according to claim 1 is characterized in that: three rows arranged before, during and after described tight pulley (2) was divided into along fore-and-aft direction, and this front row, middle row and back row's tight pulley (2) are made up of symmetrical two tight pulleys (2) respectively.
5, seesaw type go-cart according to claim 1, it is characterized in that: three rows arranged before, during and after described tight pulley (2) was divided into along fore-and-aft direction, this front row and back row's tight pulley (2) are made up of symmetrical two tight pulleys (2) respectively, and middle row's tight pulley (2) is made up of the single tight pulley (2) that is arranged on carrying platform (1) bottom centre.
6, seesaw type go-cart according to claim 1, it is characterized in that: three rows arranged before, during and after described tight pulley (2) was divided into along fore-and-aft direction, this front row and middle row's tight pulley (2) are made up of symmetrical two tight pulleys (2) respectively, then arrange tight pulley (2) and are made up of the single tight pulley (2) that is arranged on center on carrying platform (1) left and right directions.
7, seesaw type go-cart according to claim 1, it is characterized in that: three rows arranged before, during and after described tight pulley (2) was divided into along fore-and-aft direction, should in row's tight pulley (2) forms by symmetrical two tight pulleys (2), and front-seat and back is arranged tight pulley (2) and is made up of the single tight pulley (2) that is arranged on center on carrying platform (1) left and right directions respectively.
8, seesaw type go-cart according to claim 1 is characterized in that: detachable fence (4) upwards is installed or/and handlebar stem on the described carrying platform (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201856391U CN201264619Y (en) | 2008-09-10 | 2008-09-10 | Teeterboard type cart |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201856391U CN201264619Y (en) | 2008-09-10 | 2008-09-10 | Teeterboard type cart |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201264619Y true CN201264619Y (en) | 2009-07-01 |
Family
ID=40830976
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201856391U Expired - Fee Related CN201264619Y (en) | 2008-09-10 | 2008-09-10 | Teeterboard type cart |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201264619Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102336206A (en) * | 2011-08-31 | 2012-02-01 | 溧阳市超强链条制造有限公司 | Flat-plate trolley with five wheels |
| CN105173581A (en) * | 2015-09-23 | 2015-12-23 | 王俊 | Autonomous walking carrying method, carrier and carrying system |
| CN106864622A (en) * | 2017-03-31 | 2017-06-20 | 深圳普智联科机器人技术有限公司 | Robot gear mechanism based on diagonal dual drive train |
-
2008
- 2008-09-10 CN CNU2008201856391U patent/CN201264619Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102336206A (en) * | 2011-08-31 | 2012-02-01 | 溧阳市超强链条制造有限公司 | Flat-plate trolley with five wheels |
| CN105173581A (en) * | 2015-09-23 | 2015-12-23 | 王俊 | Autonomous walking carrying method, carrier and carrying system |
| CN105173581B (en) * | 2015-09-23 | 2018-01-09 | 深圳精智机器有限公司 | A kind of autonomous method for carrying, carrier and handling system |
| CN106864622A (en) * | 2017-03-31 | 2017-06-20 | 深圳普智联科机器人技术有限公司 | Robot gear mechanism based on diagonal dual drive train |
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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: 20090701 Termination date: 20110910 |