CN109703612A - A kind of dual-purpose shopping cart of manpower power-assisted - Google Patents
A kind of dual-purpose shopping cart of manpower power-assisted Download PDFInfo
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- CN109703612A CN109703612A CN201910178425.4A CN201910178425A CN109703612A CN 109703612 A CN109703612 A CN 109703612A CN 201910178425 A CN201910178425 A CN 201910178425A CN 109703612 A CN109703612 A CN 109703612A
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- shopping cart
- dual
- lead screw
- vehicle frame
- tilt stand
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Abstract
The present invention provides a kind of dual-purpose shopping carts of manpower power-assisted, the two sides of the bottom of its vehicle frame are respectively arranged with universal travel wheel, indent object placing cavity is provided on front side of vehicle frame, supporter is provided in object placing cavity, the bottom rear of vehicle frame is connected with auxiliary universal wheel by connection frame, auxiliary universal wheel is located at the bottom of tilt stand, link block is fixed at the top of auxiliary universal wheel, strip-shaped hole is provided on tilt stand, the upper end of tilt stand is provided with inclination lead screw, the both ends of inclination lead screw are connect with the front-end bearing pedestal of tilt stand rear and front end and rear bearing block, link block is sleeved on inclination lead screw, when link block is in preceding extreme position, the bottom of universal wheel is assisted to be higher than the bottom of universal travel wheel, when link block is in rear extreme position, assist the bottom of universal wheel concordant with the bottom of universal travel wheel, the rear end of tilt stand is provided with Pedal.Manpower or power-assisted driven in two modes can be used in the shopping cart, and realizes the independent storage of breakables.
Description
Technical field
The present invention relates to a kind of shopping cart, especially a kind of dual-purpose shopping cart of manpower power-assisted.
Background technique
The outgoing buying of family is generally pulled a cart using small, and small to pull a cart to include vehicle frame, the bottom of vehicle frame is arranged there are two traveling wheel,
Textile type storage pocket is installed, the article of buying can be placed in storage pocket on vehicle frame.The small of this structure pulls a cart to be suitable for
The outgoing buying of relatively short distance hauls the easy fatigue of trolley for filling article, and all items if distance is farther out for a long time
It is all placed in storage pocket, fearness is squeezed, frangible article (such as egg), be in contact in storage pocket with other articles,
After collision, it is easy to appear damaged situation, here it is existing deficiencies in the technology.
Summary of the invention
The technical problem to be solved in the present invention aiming at deficiency of the prior art, and provides a kind of manpower and helps
Manpower, electric boosted two kinds of driving methods can be used in the dual-purpose shopping cart of power, the shopping cart, avoids people and pulls shopping cart for a long time
It is easy tired situation, and for being afraid of that crowded, frangible article can realize independent storage, avoids this kind of article and other articles
Damaged in collision.
This programme is achieved by the following technical measures: the dual-purpose shopping cart of manpower power-assisted includes vehicle frame, the vehicle
Be provided with handrail at the top of frame, be respectively arranged with universal travel wheel at left and right sides of bottom, be provided on front side of the vehicle frame in
Recessed object placing cavity, is provided with supporter in the object placing cavity, and it is universal that the bottom rear of the vehicle frame by connection frame is connected with auxiliary
The diameter of wheel, the auxiliary universal wheel is less than the diameter of universal travel wheel, and the connection frame includes tilt stand, tilt stand
Front end is high, rear end is low, and the front end of tilt stand and vehicle frame are connected, vehicle frame is stretched out in rear end, and the auxiliary universal wheel is located at inclination
The bottom of bracket, assists being fixed with link block at the top of universal wheel, is provided with along its length on the tilt stand for even
The strip-shaped hole that block passes through is connect, the upper end of the tilt stand is provided with inclination lead screw in parallel along its length, described
Bearing block has been respectively fixedly connected in the rear and front end of tilt stand, and the both ends for tilting lead screw are rotatablely connected with two bearings seat respectively, described
The upper end of link block is sleeved on inclination lead screw, when link block is in preceding extreme position on tilting lead screw, assists universal wheel
Bottom be higher than two universal travel wheels bottom, when link block tilt lead screw on be in rear extreme position when, assist universal wheel
Bottom it is concordant with the bottom of two universal travel wheels, the rear end sides of the tilt stand are respectively arranged with pedal, the vehicle
The bottom of frame is provided with notch corresponding with auxiliary universal wheel, and the width of notch is greater than the diameter of auxiliary universal wheel.
Preferably, housing is provided with above the tilt stand, the bearing block and inclination lead screw are located in housing, and
The rear end of inclination lead screw stretches out housing and is fixed with rotating handle.
Preferably, it when vehicle frame is rotated along the rotation connection center back of itself and universal travel wheel to rear extreme position, lacks
There are gaps between the back edge of mouth and the top surface of housing.
Preferably, the supporter includes storage box and parcel shelf, and the storage box is placed on the bottom of object placing cavity, described
Parcel shelf is located at the top of storage box and can cover the opening of storage box, and the edge of the object placing cavity is provided with outer with storage box
The positive stop lug boss of side bottom cooperation, the outer edge lower section of the parcel shelf is provided with to be turned over under the cooperation of the outside top of storage box
It is fixed with iron net above side, outer edge, sliding block, the left and right of the object placing cavity has been respectively fixedly connected in the left and right sides of the parcel shelf
Two sides are vertically respectively arranged with the sliding slot with sliding block cooperation, and the upper and lower ends closing of sliding slot.
Preferably, the length of the sliding slot is greater than the sum of lower flange and the height of positive stop lug boss.
Preferably, the upper end of the iron net is provided with elastic webbing, and one end of the elastic webbing and object placing cavity be connected, the other end
It is provided with the buckle with the cooperation of iron net upper edge.
Preferably, the inner surface of the storage box is provided with spongy layer.
Preferably, there are gaps between the periphery of the link block and the medial surface of strip-shaped hole.
Preferably, there are spacing between the both ends of the strip-shaped hole and the respective end of tilt stand.
Preferably, the lateral surface of the parcel shelf is provided with handle.
Beneficial effects of the present invention:
1, manpower or electric boosted two kinds of driving methods can be used: when pulling shopping cart using manpower, being driven by rotating handle
It tilts lead screw to rotate forward, the rotation for tilting lead screw keeps link block mobile to the front end of inclination lead screw, auxiliary before being moved to when extreme position
Universal wheel is helped to leave ground, only two universal travel wheels land, at this point it is possible to pull a cart using when reversed as common two-wheeled is small
When rotation inclination lead screw, the rear end of link block to inclination lead screw is mobile, when being moved to rear extreme position, assists universal wheel and 20,000
It landing to traveling wheel, the both feet of user step down on pedal, at this time can be using the entire shopping cart walkings of electric drive, it can
It is effective to save manpower, avoid the situation for pulling shopping cart fatigue for a long time；
2, for being afraid of that crowded, frangible article can realize independent storage: will be afraid of that crowded, frangible article is placed in storage box, will be set
Object plate is pulled downward on and is covered in the upper end of storage box, is limited by positive stop lug boss and lower flange to storage box, is prevented storing
Box is deviate from out of object placing cavity, the article of remaining not cracky is placed on parcel shelf, and by the iron net that is stuck in of elastic webbing
Upper end can prevent article from falling off from parcel shelf under the action of elastic webbing and iron net, and this location mode can be effective
It avoids all items from concentrating because being easy to appear damaged situation after being in contact, colliding between article, both protects article, also maintain
The cleaning of memory space.
It can be seen that compared with prior art, the present invention implementing with substantive distinguishing features outstanding and significant progress
Beneficial effect be also obvious.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the specific embodiment of the invention.
Fig. 2 is the right side structural representation of Fig. 1.
Fig. 3 is the left view structural representation of Fig. 1.
Fig. 4 is the overlooking the connection structure for tilting lead screw on tilt stand.
Fig. 5 is the side view attachment structure schematic diagram for tilting lead screw on tilt stand.
Fig. 6 is the overlooking the connection structure of sliding slot and sliding block.
Fig. 7 is the side view attachment structure schematic diagram of sliding slot and sliding block.
Fig. 8 is the partial structural diagram of storage box.
In figure, 1- vehicle frame, 2- housing, 3- notch, 4- rotating handle, 5- pedal, 6- universal travel wheel, 7- assists universal
Wheel, 8- link block, 9- tilt stand, 10- tilt lead screw, 11- bearing block, 12- strip-shaped hole, 13- elastic webbing, 14- buckle, 15-
Iron net, 16- parcel shelf, 17- storage box, 18- handle, 19- positive stop lug boss, 20- sliding slot, 21- sliding block, 22- lower flange, the sea 23-
Continuous layer, 24- handrail.
Specific embodiment
In order to clarify the technical characteristics of the invention, below by specific embodiment, and its attached drawing is combined, to we
Case is illustrated.
A kind of dual-purpose shopping cart of manpower power-assisted, as shown, it includes vehicle frame 1, the top of the vehicle frame 1 is provided with handrail
24, universal travel wheel 6 is respectively arranged at left and right sides of bottom, the front side of the vehicle frame 1 is provided with indent object placing cavity, described to set
Object is intracavitary to be provided with supporter, when going out shopping, the article of buying can be placed on supporter, it is artificial pull shopping cart or
Person's power-assisted drives shopping cart to advance.The bottom rear of the vehicle frame 1 is connected with auxiliary universal wheel 7, the auxiliary by connection frame
The diameter of universal wheel 7 is less than the diameter of universal travel wheel 6, and the support needed for people stands when both having met power-assisted trip in this way is wanted
It asks, reduces the center of gravity of people as far as possible, the openings of sizes of notch 3 can also be reduced, concede more spaces for object placing cavity.It is described
The bottom of vehicle frame 1 is provided with notch 3 corresponding with auxiliary universal wheel 7, and the width of notch 3 is greater than the diameter of auxiliary universal wheel 7,
When shopping cart is pulled a cart as common two-wheeled in use, when rough road surface is walked, if auxiliary universal wheel 7 touch it is recessed
The road surface of convex injustice, notch 3 also can satisfy the steering space needs of auxiliary universal wheel 7, guarantee the normal traveling of shopping cart.When
Artificial when pulling shopping cart, auxiliary universal wheel 7 is received in notch 3 and ground is detached from, and is advanced when using power-assisted driving shopping cart, auxiliary
It helps universal wheel 7 to remove out of notch 3, assists universal wheel 7 and two universal travel wheels 6 to entire shopping-cart-shaped at supported at three point knot
Structure, the traveling that rear shopping cart can be stable on pedal 5 of guarantor station.
The connection frame includes tilt stand 9, and the front end of tilt stand 9 is high, rear end is low, and the front end of tilt stand 9 with
Vehicle frame 1 is connected, vehicle frame 1 is stretched out in rear end, and the auxiliary universal wheel 7 is located at the bottom of tilt stand 9, assists the top of universal wheel 7
It is fixed with link block 8, is provided with the strip-shaped hole 12 passed through for link block 8, the item on the tilt stand 9 along its length
There are spacing between the both ends in shape hole 12 and the respective end of tilt stand 9, in this way can the rear and front end limit to link block 8
Position is limited, and prevents link block 8 from deviating from strip-shaped hole 12, and stay between the periphery of link block 8 and the medial surface of strip-shaped hole 12
There is gap, moves link block 8 smoothly in strip-shaped hole 12.The upper end of the tilt stand 9 is set along its length
It is equipped with inclination lead screw 10 in parallel, i.e., the set-up mode that inclination lead screw 10 is high in front end, rear end is low, the tilt stand 9
Rear and front end be respectively fixedly connected bearing block 11, the both ends for tilting lead screw 10 are rotatablely connected with two bearings seat 11 respectively, the company
The upper end for connecing block 8 is sleeved on inclination lead screw 10, and when 4 drive incline lead screw 10 of rotating handle rotates, link block 8 can be along inclination silk
Thick stick 10 is mobile, to be detached from ground with dynamic auxiliary universal wheel 7 or fall to and ground face contact.
When link block 8 is in preceding extreme position on tilting lead screw 10, the bottom of auxiliary universal wheel 7 is higher than two universal rows
Walk the bottom of wheel 6, i.e., auxiliary universal wheel 7 is detached from ground, and entire shopping cart supports on the ground by two universal travel wheels 6, at this point,
Entire shopping cart can be used as common two-wheeled and pull a cart using artificial that shopping cart is pulled to advance.When link block 8 is on inclination lead screw 10
When rear extreme position, assist the bottom of universal wheel 7 concordant with the bottom of two universal travel wheels 6, i.e. auxiliary universal wheel 7 and 20,000
To traveling wheel 6 to entire shopping-cart-shaped at supported at three point, it not only can guarantee that the stabilization of shopping cart moved ahead, but also stand for people and provide branch
Support, the rear end sides of the tilt stand 9 are respectively arranged with pedal 5, and when power-assisted is gone on a journey, people stands on pedal 5.It is described
The top of tilt stand 9 is provided with housing 2, and the bearing block 11 and inclination lead screw 10 are located in housing 2, and tilt lead screw 10
Rear end stretches out housing 2 and is fixed with rotating handle 4, and this structure type both may be implemented through 4 drive incline silk of rotating handle
Thick stick 10 rotates, and can prevent the clothing of people from clipping between inclination lead screw 10 and link block 8, not only safety, but also will not make clothing dirty.
When vehicle frame 1 is rotated along the rotation connection center back of itself and universal travel wheel 6 to rear extreme position, the back edge of notch 3 with
There are gaps between the top surface of housing 2, occur when can prevent from manually pulling shopping cart in this way, between vehicle frame 1 and housing 2 mutual
The case where interference, and the arm of people can be made to be in the comfortable state that nature stretches.
The supporter includes storage box 17 and parcel shelf 16, and the storage box 17 is placed on the bottom of object placing cavity, described
The inner surface of storage box 17 is provided with spongy layer 23, is afraid of that crowded, frangible article is placed in storage box 17, spongy layer 23 can buffer
Impact force between article and storage box 17 when preventing shopping cart from shaking, is afraid of that crowded, frangible article strikes storage box 17
Inner wall the case where damaging.The parcel shelf 16 is located at the top of storage box 17 and can cover the opening of storage box 17, sets
The also use as the end cap of storage box 17 simultaneously of object plate 16, when preventing people from pulling shopping cart, the article in storage box 17 is fallen.
The edge of the object placing cavity is provided with the positive stop lug boss 19 with the cooperation of the exterior bottom of storage box 17, the outside of the parcel shelf 16
It is provided with along lower section and is fixed with iron net 15 with above the lower flange 22 of the outside top of storage box 17 cooperation, outer edge, pass through limit
Position boss 19 and lower flange 22 limit the lower end of storage box 17 and upper end, prevent storage box 17 in shopping cart traveling process
It falling off from object placing cavity, the upper end of the iron net 15 is provided with elastic webbing 13, one end of the elastic webbing 13 and object placing cavity be connected,
The other end is provided with the buckle 14 with the cooperation of 15 upper edge of iron net, is not afraid of crowded, non-friable article and is placed into iron net 15 and glove
In the cavity that chamber is formed, after the completion of placement, buckle 14 is stuck in the upper edge of iron net 15, tightens elastic webbing 13 by article, prevented
Only article is fallen in shopping cart traveling process.Sliding block 21, the glove has been respectively fixedly connected in the left and right sides of the parcel shelf 16
The left and right sides of chamber are vertically respectively arranged with the sliding slot 20 cooperated with sliding block 21, and the upper and lower ends envelope of sliding slot 20
It closes, deviates from out of sliding slot 20 to prevent limited slip block 21, the cooperation of sliding block 21 and sliding slot 20 realizes parcel shelf 16 to move up and down, institute
The lateral surface for stating parcel shelf 16 is provided with handle 18, and the length of the sliding slot 20 is greater than the height of lower flange 22 and positive stop lug boss 19
The sum of, when guaranteeing that upper limit position is arrived in the drawing of parcel shelf 16, storage box 17 can smoothly be taken out out of object placing cavity.To storage box
When placing article in 17, parcel shelf 16 is pulled up by handle 18, until lower flange 22 releases the limit to storage box 17, so
Article is placed into storage box 17 afterwards, storage box 17 can also take out out of object placing cavity, and article is placed after the completion again by storage box
17 put back in object placing cavity, and parcel shelf 16 is moved downward to extreme lower position, and parcel shelf 16 is made to cover the upper end in storage box 17, prevent
Only the article in storage box 17 is fallen.
Heretofore described left, right, front and rear, top, bottom are based on for view direction shown in Fig. 2, towards using
The side of person be before, backwards to user side be after；Side positioned at user left-hand side is a left side, is located at user's right-hand side
Side be the right side；Vertically, position upper one end be top, the one end of position under be bottom.
Technical characteristic in the present invention without description can be achieved by the prior art, and details are not described herein.The present invention is simultaneously
It is not limited only to above-mentioned specific embodiment, variation that those of ordinary skill in the art make within the essential scope of the present invention changes
Type, addition or replacement, also should belong to protection scope of the present invention.
Claims (10)
1. a kind of dual-purpose shopping cart of manpower power-assisted, it includes vehicle frame, it is characterized in that: being provided with handrail, bottom at the top of the vehicle frame
It is respectively arranged with universal travel wheel at left and right sides of portion, is provided with indent object placing cavity on front side of the vehicle frame, in the object placing cavity
It is provided with supporter, the bottom rear of the vehicle frame is connected with auxiliary universal wheel by connection frame, described to assist the straight of universal wheel
Diameter is less than the diameter of universal travel wheel, and the connection frame includes tilt stand, and the front end of tilt stand is high, rear end is low, and tilts
The front end of bracket and vehicle frame are connected, vehicle frame is stretched out in rear end, and the auxiliary universal wheel is located at the bottom of tilt stand, assist universal wheel
Top be fixed with link block, the strip-shaped hole passed through for link block is provided on the tilt stand along its length, it is described
The upper end of tilt stand is provided with inclination lead screw in parallel, the rear and front end difference of the tilt stand along its length
It is fixed with bearing block, the both ends for tilting lead screw are rotatablely connected with two bearings seat respectively, and the upper end of the link block is sleeved on inclination
On lead screw, when link block is in preceding extreme position on tilting lead screw, the bottom of universal wheel is assisted to be higher than two universal travel wheels
Bottom assist bottom and two universal travel wheels of universal wheel when link block is in rear extreme position on tilting lead screw
Bottom is concordant, and the rear end sides of the tilt stand are respectively arranged with pedal, and the bottom of the vehicle frame is provided with and auxiliary ten thousand
To the corresponding notch of wheel, and the width of notch is greater than the diameter of auxiliary universal wheel.
2. the dual-purpose shopping cart of manpower power-assisted according to claim 1, it is characterized in that: being provided with above the tilt stand
The rear end that housing, the bearing block and inclination lead screw are located in housing, and tilt lead screw stretches out housing and is fixed with rotating handle.
3. the dual-purpose shopping cart of manpower power-assisted according to claim 2, it is characterized in that: when vehicle frame is along itself and universal travel wheel
When rotation connection center back is rotated to rear extreme position, there are gaps between the back edge of notch and the top surface of housing.
4. the dual-purpose shopping cart of manpower power-assisted according to claim 3, it is characterized in that: the supporter includes storage box and sets
Object plate, the storage box are placed on the bottom of object placing cavity, and the parcel shelf is located at the top of storage box and can cover storage box
Opening, the edge of the object placing cavity are provided with the positive stop lug boss with the cooperation of the exterior bottom of storage box, the outside of the parcel shelf
It is provided with along lower section and is fixed with iron net with above the lower flange of the outside top of storage box cooperation, outer edge, the parcel shelf
Sliding block has been respectively fixedly connected in left and right sides, and the left and right sides of the object placing cavity are vertically respectively arranged with to be cooperated with sliding block
Sliding slot, and sliding slot upper and lower ends closing.
5. the dual-purpose shopping cart of manpower power-assisted according to claim 4, it is characterized in that: the length of the sliding slot is greater than lower flange
The sum of with the height of positive stop lug boss.
6. the dual-purpose shopping cart of manpower power-assisted according to claim 5, it is characterized in that: the upper end setting of the iron net is flexible
Band, one end of the elastic webbing and object placing cavity are connected, the other end is provided with the buckle with the cooperation of iron net upper edge.
7. the dual-purpose shopping cart of manpower power-assisted according to claim 6, it is characterized in that: the inner surface of the storage box is provided with
Spongy layer.
8. the dual-purpose shopping cart of manpower power-assisted according to claim 7, it is characterized in that: the periphery of the link block and strip-shaped hole
Medial surface between there are gaps.
9. the dual-purpose shopping cart of manpower power-assisted according to claim 8, it is characterized in that: the both ends of the strip-shaped hole and inclination branch
There are spacing between the respective end of frame.
10. the dual-purpose shopping cart of manpower power-assisted according to claim 9, it is characterized in that: the lateral surface of the parcel shelf is arranged
There is handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910178425.4A CN109703612A (en) | 2019-03-11 | 2019-03-11 | A kind of dual-purpose shopping cart of manpower power-assisted |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910178425.4A CN109703612A (en) | 2019-03-11 | 2019-03-11 | A kind of dual-purpose shopping cart of manpower power-assisted |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109703612A true CN109703612A (en) | 2019-05-03 |
Family
ID=66266535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910178425.4A Pending CN109703612A (en) | 2019-03-11 | 2019-03-11 | A kind of dual-purpose shopping cart of manpower power-assisted |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109703612A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000118407A (en) * | 1998-10-08 | 2000-04-25 | Kunihiro Michihashi | Carriage and travel assisting device for carriage |
| WO2001074284A1 (en) * | 2000-04-05 | 2001-10-11 | Taylor Van Schalkwyk Desiree | Shopping trolley |
| TWM301819U (en) * | 2006-03-24 | 2006-12-01 | Univ Far East | Environmental protection shopping carriage |
| CN202080306U (en) * | 2011-06-03 | 2011-12-21 | 贺劲松 | Multifunctional shopping cart |
| CN202481048U (en) * | 2012-01-16 | 2012-10-10 | 安徽威玛重型机械制造有限公司 | Storage battery replacing car for forward-moving fork lift |
-
2019
- 2019-03-11 CN CN201910178425.4A patent/CN109703612A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000118407A (en) * | 1998-10-08 | 2000-04-25 | Kunihiro Michihashi | Carriage and travel assisting device for carriage |
| WO2001074284A1 (en) * | 2000-04-05 | 2001-10-11 | Taylor Van Schalkwyk Desiree | Shopping trolley |
| TWM301819U (en) * | 2006-03-24 | 2006-12-01 | Univ Far East | Environmental protection shopping carriage |
| CN202080306U (en) * | 2011-06-03 | 2011-12-21 | 贺劲松 | Multifunctional shopping cart |
| CN202481048U (en) * | 2012-01-16 | 2012-10-10 | 安徽威玛重型机械制造有限公司 | Storage battery replacing car for forward-moving fork lift |
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