CN2286123Y - Multi-function electric up-down stairs cart - Google Patents

Multi-function electric up-down stairs cart Download PDF

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Publication number
CN2286123Y
CN2286123Y CN 97206501 CN97206501U CN2286123Y CN 2286123 Y CN2286123 Y CN 2286123Y CN 97206501 CN97206501 CN 97206501 CN 97206501 U CN97206501 U CN 97206501U CN 2286123 Y CN2286123 Y CN 2286123Y
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CN
China
Prior art keywords
chain
wheel
sprocket
stair activity
ring
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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
Application number
CN 97206501
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Chinese (zh)
Inventor
张瑞钧
Original Assignee
张瑞钧
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Filing date
Publication date
Application filed by 张瑞钧 filed Critical 张瑞钧
Priority to CN 97206501 priority Critical patent/CN2286123Y/en
Application granted granted Critical
Publication of CN2286123Y publication Critical patent/CN2286123Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to a multi-function electric up-down stairs cart. The utility model is characterized in that a transmission running gear which is used for climbing stairs is composed of a trackmounted elastic chain belt ring which can be opened automatically, an upper chain wheel and a lower chain wheel; the upper chain wheel and the lower chain wheel are meshed with the trackmounted elastic chain belt ring, wherein, a running chain is fixed on the inner ring of the chain belt ring, and a dentiform rubber ring is fixed on the outer ring of the chain belt ring; the upper chain wheel is meshed with the chain of the upper part of the chain belt ring, the lower chain wheel is provided with a front chain wheel and a rear chain wheel, and the lower chain wheel is meshed with the chain of the lower part of the chain belt ring. The utility model can be used for climbing the stairs smoothly and easily without generating impact phenomenon; when the utility model runs, the dentiform rubber ring is contacted with a step to effectively prevent the utility model from sliding downwards, and cement step can not be damaged; the utility model also has the advantages of good maneuvering performance, labor saving and time saving.

Description

Multifunctional electric stair activity car
The utility model belongs to a kind of level land, the stair dual-purpose car, and particularly a kind of electrically operated multi-functional stair activity car is applicable to that permanent disability or lower limb paralysis patient make riding instead of walk of level land and stair activity and goods transport vehicle.
Existing wounded or disabled patient of wounded or disabled and lower limb or walking inconvenience old man's the car of riding instead of walk that is applicable to has wheel Wheel-chair, handcar etc., all can only move at level walking by armrest.In order to allow the old man of the wounded or disabled patient of lower limb that lives in building or walking inconvenience can be conveniently at level walking, again can own facilitating going upstairs and going downstairs, or for stair activity carrying thing convenience, someone has invented the land-stair dual-purpose multifunctional wheelchair or crawler-mounted cart for travelling up or down stairs (the patent announcement CN2139437 of energy stair activity, CN87202716), as riding instead of walk and goods transport vehicle, these vehicles comprise vehicle frame, seat, cterpillar drive (or stair activity use transmission running gear), level road walking (wheel) device (being provided with the connecting rod mechanism that usefulness is raised in the folding and unfolding of level road wheel), the shortcoming that above-mentioned stairs clambing handcart exists has: walking is manually to carry out by manpower, tired easily, particularly the driving device used of stair activity has plenty of by two walking chains and is installed in active (sprocket wheel) gear at these walking chain two ends respectively and driven gear and driving chain constitute, rotating sprocket by hand, drive the drive sprocket running by driving chain, from and make the operation of walking chain (it is socketed with rubber coating) and driven sprocket, the action of realization stair activity, and by cterpillar drive form by two groups of belt pulleys that are parallel to each other, every group of belt pulley is made up of middle moping pulley of former and later two track adjusting wheels and at least one and crawler belt respectively again, take by on step by crawler belt during stair activity, stairway step moves in manpower effect lower edge, the building purpose is climbed in realization, occur easily when there is stair activity in above-mentioned technology impacting staircase (can damage ladder), and take also not steady.
The purpose of this utility model is to overcome above-mentioned shortcoming, thereby a kind of multifunctional electric stair activity car is provided, and it is good that it not only has a maneuvering performance, having more downstairs steadily not have to take place towards phenomenon.
The utility model is to adopt following technical scheme to realize: it comprises the vehicle frame part, be contained in the seat of vehicle frame top, the power driven part, level road walking (wheel) part, go up and use the transmission running gear downstairs, wherein seat is arranged on vehicle frame top, level road walking (wheel) part is provided with foresteerage gear and front and back wheel lifting jack, it is characterized in that transmission running gear that described stair activity is used be by can open automatically before installing crawler belt shape spring chain zone circle that (bullet) open and with its ingear on the lower sprocket formation, wherein the inner ring (being medial surface) at crawler belt shape (elasticity) chain zone circle (being to be made by the strips of sheet metal with good rigidity intensity) is fixed with the walking chain, (lateral surface) is fixed with the profile of tooth rubber ring in the outer ring, wherein upper sprocket wheel (can be used as drive sprocket and play the role of positioning) is the chain engages with the upper section of chain zone circle, sprocket wheel before and after lower sprocket is provided with (main play the location and carry make usefulness) and with the chain engages of the below part of chain zone circle.During use, press shift knob, start (speed governing) motor (available stepless speed-change motor), chain drive-belt by transferring power drives as the upper sprocket wheel of drive sprocket and preceding lower sprocket and rotates, thereby make the chain link running of chain zone circle and sprawl forward, car is just creeped advance in circle to reach the purpose of going downstairs.(at this moment the back lower sprocket is to make carrying and balance positioning action, does not make drive wheel).
Compared with prior art, the new stair activity operation of this practicality is more steady, do not have impact phenomenon extremely and take place, during operation, the profile of tooth rubber ring contact of borrowing the chain zone circle outside again is on step, can effectively prevent to glide, can not damage the cement step again,, need not manually because by electric operation, maneuvering performance is good, laborsaving saving time.
Below in conjunction with embodiment concrete structure of the present utility model is described in further detail.
Fig. 1 is a mounting structure scheme drawing of the present utility model (side schematic view)
Fig. 2 is a Facad structure scheme drawing of the present utility model
Fig. 3 is the working state schematic representation (front and back wheel of level road walking usefulness be raised pack up) of the utility model when stair climbing.
Wherein: 1~vehicle frame, 2~seat (can set up the carriage that the dress article are used), 3~backrest, 4~rack-and-gear (center-of-gravity position is used before and after regulating seat), the lifting handle of 5~level road road wheel, 6~worm and gear (joining) with the chair angle regulating handle, the bearing circle of 7~level road road wheel, 8~just buttons of falling the electric switch (advance, retreat switch), 9~motor, 10~preceding lower sprocket chain drive-belt (transferring power is used), 11~crawler belt shape spring chain zone circle (make by the sheet steel bar of available good rigidity intensity, can open rounded before installing automatically), 12~walking chain, 13~profile of tooth rubber ring, 14~road sole, 15~preceding lower sprocket, 16~front-wheel (as the level road road wheel), 17~cat ladder transition wheel flutter (also claims universal little runner, also be furnished with the connecting rod lift system, figure is slightly), the chain drive-belt of 18~upper sprocket wheel (transferring power is used), 19~upper sprocket wheel (being drive sprocket), 20~trailing wheel (being the level road road wheel), 21~back lower sprockets, 22~trailing wheel lifting mechanism (bont of forming by connecting rod mechanism), 23~storage battery, 24~ball bearing of main shaft (the support positioning action that is used for the chain zone circle).
With reference to accompanying drawing as can be known, the utility model also has following some architectural feature when specific design is made:
One, its power driven partly is to be made of the chargeable storage battery 23, the motor 9 that are contained in the vehicle frame 1, at motor and between as the upper sprocket wheel 19 of drive sprocket and preceding lower sprocket 15 chain drive-belt is housed respectively.The just button of falling the electric switch 8 of motor also is housed on seat position in addition, presses shift knob, can make car begin to walk about by starter motor.
Two, but the described seat that is contained on the vehicle frame has rack-and-gear 4 devices of the front and back center-of-gravity position of worm and gear 6 devices that a manual regulation chair angle uses and a manual regulation seat.Because the seat of taking part of this stairs clambing handcart is different with the seat of other vehicles, again because general stair degree of dip is about 30~33 degree, to keep horizontal direction at the seat during last descending stair, thus the worm and gear 6 of adjusting angle device is housed, can also self-locking safer.Because center of gravity relation, people's weight differs, and needs the mechanism that adjusts center-of-gravity position when taking again, so it is easier that the adjustment of rack-and-gear device is housed.
Three, the front and back wheel that set of described level road walking (wheel) part also is provided with lifting (producing effects) mechanism, can adopt reaching the bont of being made up of connecting rod mechanism by lifting handle and constituting of prior art.Front and back wheel as the level road road wheel can be the same with the wheel structure of common three-wheel vehicle, and main many one promotes lowering means, makes when going upstairs front and back wheel is packed up, and puts down (as undercarriage) when walking level road again.
Four, at bottom of frame front and back wheel flutter 17 and the connecting rod lift system of using when climbing the building transition (its structural principle is identical with the lifting mechanism of level road road wheel, and figure slightly) is housed also.When stair activity, the step between every floor room has a level road transition period, transition wheel flutter 17 transition walking before and after at this moment can establishing.
Five, described chain zone circle 11 can be to support the location by ball bearing of main shaft frame that is installed in the vehicle frame both sides and ball bearing of main shaft 24.
In addition, the utility model also can be furnished with brake gear or other safety devices (figure slightly).

Claims (6)

1, a kind of multifunctional electric stair activity car, it comprises the vehicle frame part, seat, the power driven part, level road walking (wheel) part, go up and use the transmission running gear downstairs, wherein seat is arranged on vehicle frame top, level road walking (wheel) part is equipped with foresteerage gear and front and back wheel lifting jack, it is characterized in that transmission running gear that described stair activity is used be by can from open crawler belt shape spring chain zone circle (11) and with its ingear on lower sprocket constitute, wherein the inner ring (medial surface) at crawler belt shape spring chain zone circle is fixed with walking chain (12), (lateral surface) is fixed with profile of tooth rubber ring (13) in the outer ring, wherein upper sprocket wheel (19) is and the chain engages of chain zone circle upper section, sprocket wheel before and after lower sprocket is provided with, and with the chain engages of chain zone circle below part.
2, multifunctional electric stair activity car according to claim 1, it is characterized in that drive part be by be contained in storage battery (23) in the vehicle frame, motor (9) constitutes, and between the lower sprocket (15) chain drive-belt is housed respectively before motor and upper sprocket wheel (9) as drive sprocket reach.
3, multifunctional electric stair activity car according to claim 1, but it is characterized in that the described seat that is contained on the vehicle frame has that the rack-and-gear (4) of center-of-gravity position installs before and after worm and gear (6) device that a manual regulation angle uses and the manual regulation seat.
4, multifunctional electric stair activity car according to claim 1 is characterized in that the front and back wheel of described level road crawler body also is provided with lifting mechanism, and this lifting mechanism reaches the bont of being made up of connecting rod mechanism by lifting handle and constitutes.
5, multifunctional electric stair activity car according to claim 1 is characterized in that at bottom of frame front and back wheel flutter (17) and the connecting rod lift system of using being housed also when climbing the building transition.
6, multifunctional electric stair activity car according to claim 1 is characterized in that being equipped with in the vehicle frame both sides ball bearing of main shaft (24) that is used for chain zone circle (11) is supported location usefulness and supports the location.
CN 97206501 1997-01-30 1997-01-30 Multi-function electric up-down stairs cart Expired - Fee Related CN2286123Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 97206501 CN2286123Y (en) 1997-01-30 1997-01-30 Multi-function electric up-down stairs cart

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 97206501 CN2286123Y (en) 1997-01-30 1997-01-30 Multi-function electric up-down stairs cart

Publications (1)

Publication Number Publication Date
CN2286123Y true CN2286123Y (en) 1998-07-15

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN 97206501 Expired - Fee Related CN2286123Y (en) 1997-01-30 1997-01-30 Multi-function electric up-down stairs cart

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Country Link
CN (1) CN2286123Y (en)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101797202B (en) * 2010-01-18 2011-09-28 张瑞钧 Crawler-type land-stair dual-purpose scooter
CN101648525B (en) * 2008-08-14 2012-12-12 邹长江 Car for going upstairs and downstairs
CN103356346A (en) * 2012-03-28 2013-10-23 王庆元 Suspension-type gravitational-equilibrium stair climbing vehicle with movable gravity center
CN104417592A (en) * 2013-08-21 2015-03-18 韩水连 Dual-purpose power assisting building climbing trolley
CN105216888A (en) * 2015-11-10 2016-01-06 陈春来 A kind of can in the storage battery car of ground running and stair climbing function
CN105596160A (en) * 2016-02-01 2016-05-25 山东科技大学 Single-section and double-crawler stair-climbing wheelchair based on swinging of walking wheels, and method for going upstairs and downstairs of single-section double-crawler stair-climbing wheelchair
CN108945071A (en) * 2018-06-12 2018-12-07 耿攀 A kind of stroller convenient for stair activity
CN111115498A (en) * 2019-12-25 2020-05-08 重庆特斯联智慧科技股份有限公司 Barrier-free intelligent community service device

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101648525B (en) * 2008-08-14 2012-12-12 邹长江 Car for going upstairs and downstairs
CN101797202B (en) * 2010-01-18 2011-09-28 张瑞钧 Crawler-type land-stair dual-purpose scooter
CN103356346A (en) * 2012-03-28 2013-10-23 王庆元 Suspension-type gravitational-equilibrium stair climbing vehicle with movable gravity center
CN104417592A (en) * 2013-08-21 2015-03-18 韩水连 Dual-purpose power assisting building climbing trolley
CN105216888A (en) * 2015-11-10 2016-01-06 陈春来 A kind of can in the storage battery car of ground running and stair climbing function
CN105596160A (en) * 2016-02-01 2016-05-25 山东科技大学 Single-section and double-crawler stair-climbing wheelchair based on swinging of walking wheels, and method for going upstairs and downstairs of single-section double-crawler stair-climbing wheelchair
CN108945071A (en) * 2018-06-12 2018-12-07 耿攀 A kind of stroller convenient for stair activity
CN108945071B (en) * 2018-06-12 2020-12-18 嘉兴方沐能源科技有限公司 Baby stroller convenient for going upstairs and downstairs
CN111115498A (en) * 2019-12-25 2020-05-08 重庆特斯联智慧科技股份有限公司 Barrier-free intelligent community service device

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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