CN2042813U - Loading climbing storey wheeled instrument - Google Patents
Loading climbing storey wheeled instrument Download PDFInfo
- Publication number
- CN2042813U CN2042813U CN 88221273 CN88221273U CN2042813U CN 2042813 U CN2042813 U CN 2042813U CN 88221273 CN88221273 CN 88221273 CN 88221273 U CN88221273 U CN 88221273U CN 2042813 U CN2042813 U CN 2042813U
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- spoke
- wheel
- tube
- travelling
- wheel hub
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Abstract
The utility model discloses a loading climbing storey wheeled instrument, which is a hand power transportation means suitable for the stairs and flat ground. The utility model is composed of two special form wheels, an axle, a rack and a pull handle. The special form wheels are mainly composed of wheel hubs, spoke cylinders, steel cylinders, springs and belts. The utility model has the advantages of labour saving, simple structure, low cost, buffering, vibration reduction, portability and easy storage, and the operation does not need to transform the structure on the flat ground and steps.
Description
The utility model related to a kind of be applicable to use on stair and the platform pull the two-wheeled transportation means.
Though star in the past wheel cart for travelling up or down stairs has played the function that can travel on stair, when platform walk, front-wheel can colliding surface, made to be shaken greatlyyer by loads, and this is for as manned car with deliver the cart for travelling up or down stairs that easily minces and more be not suitable for.When the star wheel is climbed the building on the other hand, its front-wheel will run to the corner that a step makes progress, this when just star wheel is climbed the building around point, so just cause the radius of star wheel big, according to mechanics resultant moment theorem, the star of this long radius wheel will be bigger than the little cart for travelling up or down stairs wheel of radius used pulling force when climbing the building.
The purpose of this utility model to overcome exactly the loading in motion of star wheel cart for travelling up or down stairs shaken bigger, and again can be laborsaving when climbing the building, also keep the simple form of star wheel cart for travelling up or down stairs simultaneously with two wheels of an axle interlock.
The utility model is the Ji Li that can cushion according to vehicle wheel spoke oblique loading and tire, visualizes a kind of special-shaped wheel that can still can rotate flexibly on very bumpy inclined-plane such as stair, makes the load-carrying cart for travelling up or down stairs with two special-shaped wheels.The middle part of special-shaped wheel of the present utility model is an oblate cylindricality wheel hub that has five above round tube holes, and the center of wheel hub is equipped with antifriction-bearing box, the spoke tube is linked to each other with wheel hub by the round tube hole that the hub barrel edge evenly is provided with spring cotter with bearing pin.Each is built-in with a compression spring with respect to the sweptback spoke tube of radial direction, one end of spring contacts with the interior top near wheel hub of spoke tube, the other end links to each other with a end of steel cylinder in inserting the spoke tube, the other end of steel cylinder exposes the spoke tube, and it is affixed with spoke cover and spoke tube that steel cylinder inserts spoke tube end.Pass the outer end of each steel cylinder and spoke tube, and in position go up and rubber wheel band of the wheel hub periphery concentric set of circle.Connect two special-shaped wheels with axletree, and with axletree on the set vehicle frame, the goods bracket before the vehicle frame links to each other by the movable hinge joint of pin with split pin hole with handle, car shakes hands can be folded down as supporting leg to use when the cart for travelling up or down stairs stop.The direction of pulling force kept roughly constant when cart for travelling up or down stairs of the present utility model was climbed the building in order to make, and made the anchor point of axletree, car handle and these 3 on the top of car handle constitute straight line.
The utlity model has simple in structurely, only just can climb the building, and order moves on level land and step and do not need transformational structure, when indoor left alone without help putting, handle can be folded down with propping up and use as seat with two wheels.Owing to guaranteed to be subjected to force direction to be subjected to one and the roughly the same power that is tilted to of stair gradient all the time, made cart for travelling up or down stairs operate steadily.Again because between each spoke tube the rubber wheel band is arranged,, play the effect of buffer shock-absorbing so the rubber wheel band is pressed in to roll over and turns edges and corners when the spoke tube is climbed ladder.Owing to be provided with compression spring in the spoke tube,, increased the elasticity and the skid resistance of cart for travelling up or down stairs again when compression spring behind the steel cylinder pressurized enters in the spoke tube.Again owing to the direction of spoke tube with respect to radius of wheel backward tilts at an angle, make that the spoke tube can the automatic compensation position when climbing the building, the position that forces cart for travelling up or down stairs to climb Lou Raodian can not place the ladder platform corner that makes progress, and make wheel can produce a tilting complex torque forward naturally, reach the utility model labour-saving purpose.
The utility model is to be applicable to the wide 280mm of general residential building landing, and the cart for travelling up or down stairs of the high 160mm of step is embodiment, and its description of drawings is as follows:
Fig. 1 is the special-shaped wheel front elevation of load-carrying cart for travelling up or down stairs.
Fig. 2 is the lateral plan of load-carrying cart for travelling up or down stairs.
Fig. 3 is the positive view of load-carrying cart for travelling up or down stairs.
Fig. 4 is the positive view of load-carrying cart for travelling up or down stairs spoke tube.
Fig. 5 is the side partial cross-sectional of load-carrying cart for travelling up or down stairs rubber wheel band.
Fig. 6 is the cutaway view of load-carrying cart for travelling up or down stairs spoke cover.
Among the figure at the bottom of 1-rubber wheel band, 2-wheel hub, 3-steel cylinder, 4-spoke cover, 5-spoke tube, 6-antifriction-bearing box, 7-compression spring, 8-bearing pin, 9-axletree, 10-car handle, 11-pin with split pin hole, 12-the hoop iron around a wood wheel, 13-goods bracket, 14-vehicle frame, the flat pawl of 15-spoke tube, the 16-spoke tube tube, with holes, the outside thread of 20-spoke cover of the mounting ring on the 17-spoke tube, 18-spoke tube negative thread, 19-rubber wheel, the boss of 21-spoke cover.
Embodiment of the present utility model is for making special-shaped wheel when stepping to a new level operation, can remain oblique movement, can make wheel be still on the step naturally again, radius of wheel will make the vertical dimension 160mm of the radius of wheel, because just perpendicular movement can occur during less than the step vertical dimension greater than step.Touch tread by three spoke socket joints in the time of will guaranteeing also simultaneously that wheel is climbed the building and operated in a flat surface and add a vertical dimension, according to the girth of wheel and the oblique length of step, consider that again curve is advanced and the rubber wheel band is rolled over strip length when advancing each step, the radius of wheel is decided to be 210mm, and it is good using 8 spoke tubes.
The special-shaped wheel that connects 8 spoke tubes its middle part as shown in Figure 1 is an oblate cylindricality wheel hub ［ 2 ］, on near the cylinder at edge, be provided with 8 round tube holes uniformly, the middle part of wheel hub ［ 2 ］ is equipped with antifriction-bearing box ［ 6 ］, the antifriction-bearing box ［ 6 ］ of two special-shaped wheels of axletree ［ 9 ］ interlock.Do not influence again for the weight that alleviates wheel hub ［ 2 ］ under its situation of intensity, can in position be provided with fan-shaped open-work.Spoke tube ［ 5 ］ as shown in Figure 4, it is a metallic cylinder.The building supported end of climbing of spoke tube ［ 5 ］ is a hollow, and is the tube end ［ 16 ］ of spoke tube be middle thick two the flat pawls ［ 15 ］ of wheel hub ［ 2 ］ cylinder apart in the end that links to each other with wheel hub ［ 2 ］ outward.Flat pawl is provided with circular hole in ［ 15 ］, and the diameter of the circular hole on the diameter of circular hole and the wheel hub ［ 2 ］ is identical.Wheel hub ［ 2 ］ is inserted in two flat pawls ［ 15 ］ of spoke tube ［ 5 ］, its circular hole is aligned, the two is anchored at together with bearing pin ［ 8 ］ and spring cotter.Appropriate location in spoke tube ［ 5 ］ guarantees that promptly rubber wheel band ［ 1 ］ can contact with the outer corner angle both sides of stair when climbing the building, is equipped with the fixedly mounting ring ［ 17 ］ of rubber wheel band ［ 1 ］.The end inwall of spoke tube ［ 5 ］ is provided with negative thread ［ 18 ］ with holding.Spoke tube ［ 5 ］ is built-in with a compression spring ［ 7 ］, and the end ［ 16 ］ joins in an end of spring ［ 7 ］ and the spoke tube, and the other end joins with the steel cylinder ［ 3 ］ that insertion spoke tube ［ 5 ］ is held with holding.Steel cylinder ［ 3 ］ inserts the outer bottom that spoke tube ［ 5 ］ end has all sides of outstanding steel cylinder ［ 3 ］, and the other end of steel cylinder stretches out outside the spoke tube ［ 5 ］.It is that spoke cover ［ 4 ］ by as shown in Figure 6 is fixed in the spoke tube ［ 5 ］ that steel cylinder ［ 3 ］ inserts spoke tube ［ 5 ］ end, spoke cover ［ 4 ］ is a cylindrical metal tube, central through hole is wanted to make the free pressure stretch of steel cylinder ［ 3 ］, one end in spoke cover ［ 4 ］ outside has prominent boss ［ 21 ］ by all sides, sidewall except that boss ［ 21 ］ is provided with outside thread ［ 20 ］, and the negative thread of outside thread ［ 20 ］ and spoke tube ［ 5 ］ is complementary.The mesopore of spoke cover ［ 4 ］ is passed through to insert the outside of the steel cylinder ［ 3 ］ in the spoke tube ［ 5 ］, utilize being threaded of outside thread ［ 20 ］ and negative thread ［ 18 ］, spoke cover ［ 4 ］ is linked to each other with spoke tube ［ 5 ］, because the diameter of the outer lug boss ［ 21 ］ of spoke cover ［ 4 ］ is greater than the external diameter of spoke tube ［ 5 ］, make the boss ［ 21 ］ of spoke cover ［ 4 ］ hold the outer top that places spoke tube ［ 5 ］ to hold with holding, again owing to stretch into outstanding all side parts in steel cylinder ［ 3 ］ bottom in the spoke tube ［ 5 ］ and blocked by all sides of spoke cover ［ 4 ］ and can not deviate from from spoke tube ［ 5 ］, and spoke cover ［ 4 ］ fixedly will guarantee the space of compression spring pressure stretch in the position of steel cylinder ［ 3 ］.Rubber wheel band ［ 1 ］ has 8 holes of evenly arranging ［ 19 ］, and hole ［ 19 ］ are located to widen than atresia place, and the diameter of hole ［ 19 ］ can make the side perisporium of spoke tube ［ 5 ］ pass through through wanting after expanding.The outer wall of steel cylinder ［ 3 ］ and spoke tube ［ 5 ］ is passed the pairing hole of rubber wheel band ［ 1 ］ ［ 19 ］, rubber wheel band ［ 1 ］ is fixed on the appropriate location of spoke tube ［ 5 ］ with mounting ring ［ 17 ］, promptly from end 50mm place, and make whole wheel be with the column side wall of ［ 1 ］ and wheel hub ［ 2 ］ to become concentric circles with holding.Wheel will travel on right angle platform, and great buffering elasticity at first will be arranged, and uses two-sided bead apex better as wheel band ［ 1 ］ effect.For the spoke tube ［ 5 ］ that steel pipe is made can bear the weight that wheel band ［ 1 ］ transmits, do not produce rigid bump again with the step ferro-concrete, and make wheel can produce a tilting complex torque forward naturally, help scrolling up and be still on the step preferably, with spoke tube ［ 5 ］ with respect to circular hole constituted on core wheel and the wheel hub that is connected this spoke tube radial direction 12 ° of settings of (the wheel working direction is preceding) inclination backward.The circular steel plate thickness undulate of the wheel hub of present embodiment ［ 2 ］, it is the thinnest to be positioned at the circular hole position, two circular hole middle parts are the thickest, like this after spoke tube ［ 5 ］ pressurized tilts, wheel hub ［ 2 ］ can make spoke tube ［ 5 ］ produce a recuperability automatically, and the moulding of wheel hub ［ 2 ］ is identical with " automotive " sign.
The vehicle frame of present embodiment ［ 14 ］ is formed " sofa " type framework by steel plate, and the vehicle frame fixed form of its fixed form and existing dolly is basic identical.And the hoop iron around a wood wheel ［ 12 ］ that supports by " ∨ " type frame that links to each other with axletree ［ 9 ］ is set with vehicle frame side, both sides, the goods bracket ［ 13 ］ of vehicle frame ［ 14 ］ front end utilizes the movable hinge joint of cap head pin with split pin hole ［ 11 ］ with " ∩ " type handlebar ［ 10 ］, and make axletree and car handle anchor point and car handle top on same straight line, so the pin with split pin hole ［ 11 ］ of hinge joint car handle ［ 10 ］ can be adjusted cart for travelling up or down stairs and be subjected to force direction, can delay again and shake, left alone without help when moving when cart for travelling up or down stairs, car handle ［ 10 ］ can change the supporting leg of being used as car down and use.
Claims (5)
1, a kind of by wheel, axletree, the load-carrying cart for travelling up or down stairs that vehicle frame and car handle are formed, it is characterized in that wheel is two special-shaped wheels, the middle part of each wheel is the oblate cylindricality wheel hub that has five above round tube holes, the center of wheel hub is equipped with antifriction-bearing box, each circular hole of crossing wheel hub by bearing pin and spring cotter link to each other with wheel hub be one with respect to the sweptback spoke tube of radial direction, each spoke tube is built-in with a compression spring, one end activity of a steel cylinder is fixed on spoke tube inner spring the outside be a spoke cover, on the appropriate location of each spoke tube of wheel, and be with a rubber wheel band with the wheel hub periphery is concentric.
2, load-carrying cart for travelling up or down stairs according to claim 1 is characterized in that anchor point, the car handle top point of axletree, car handle and goods bracket, and 3 constitute straight lines.
3, load-carrying cart for travelling up or down stairs according to claim 1 is characterized in that the hub barrel edge part evenly is equipped with 8 round tube holes, and each wheel has 8 spoke tubes ［ 5 ］.
4, load-carrying cart for travelling up or down stairs according to claim 3 is characterized in that spoke cover ［ 4 ］ and spoke tube ［ 5 ］ are for being threaded.
5, load-carrying cart for travelling up or down stairs according to claim 3 is characterized in that 8 spoke tubes recede 12 ° with respect to the wheel hub center with the radial direction that circular hole constituted on the wheel hub that is connected the spoke tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 88221273 CN2042813U (en) | 1988-12-21 | 1988-12-21 | Loading climbing storey wheeled instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 88221273 CN2042813U (en) | 1988-12-21 | 1988-12-21 | Loading climbing storey wheeled instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2042813U true CN2042813U (en) | 1989-08-16 |
Family
ID=4853331
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 88221273 Pending CN2042813U (en) | 1988-12-21 | 1988-12-21 | Loading climbing storey wheeled instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2042813U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104477265A (en) * | 2014-11-21 | 2015-04-01 | 江苏天绘智能科技有限公司 | Wheel-type stair climbing vehicle |
| CN109795528A (en) * | 2019-03-12 | 2019-05-24 | 西京学院 | A kind of civil engineering antidetonation bassinet structure |
| CN113371051A (en) * | 2021-07-01 | 2021-09-10 | 中京建设工程(广州)股份有限公司 | Electric stair climbing type conveying device for civil construction and implementation method thereof |
-
1988
- 1988-12-21 CN CN 88221273 patent/CN2042813U/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104477265A (en) * | 2014-11-21 | 2015-04-01 | 江苏天绘智能科技有限公司 | Wheel-type stair climbing vehicle |
| CN109795528A (en) * | 2019-03-12 | 2019-05-24 | 西京学院 | A kind of civil engineering antidetonation bassinet structure |
| CN113371051A (en) * | 2021-07-01 | 2021-09-10 | 中京建设工程(广州)股份有限公司 | Electric stair climbing type conveying device for civil construction and implementation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| AD01 | Patent right deemed abandoned | ||
| C20 | Patent right or utility model deemed to be abandoned or is abandoned |