CN206544536U - A kind of luggage truck of collapsible planetary gear structure - Google Patents
A kind of luggage truck of collapsible planetary gear structure Download PDFInfo
- Publication number
- CN206544536U CN206544536U CN201720029797.7U CN201720029797U CN206544536U CN 206544536 U CN206544536 U CN 206544536U CN 201720029797 U CN201720029797 U CN 201720029797U CN 206544536 U CN206544536 U CN 206544536U
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- China
- Prior art keywords
- planetary gear
- collapsible
- luggage truck
- gear structure
- structure according
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Abstract
The utility model is related to a kind of foldable luggage trolley, more particularly to a kind of foldable luggage trolley that can be gone upstairs.The purpose of this utility model is to solve to fold the technical problem being integrated with planetary gear there is provided a kind of luggage truck of collapsible planetary gear structure, both foldable to reach, and the luggage truck of energy top bar.The technical solution adopted in the utility model is：A kind of luggage truck of collapsible planetary gear structure, including body frame, fold mechanism, planetary gear and bracket；The side of body frame two is respectively provided with an inside fold mechanism, and the fold mechanism is made up of twist mechanism and U-shaped frame, and the front side of the twist mechanism is fixedly connected with U-shaped frame, and the planetary gear is fixed on U row framves by bearing pin.The utility model has the advantages that：Gone out shopping suitable for housewife；Also can be applicable with unit maintenance personal, it is outgoing to sale product to use when installing and safeguarding.
Description
Technical field
The utility model is related to a kind of foldable luggage trolley, more particularly to a kind of foldable luggage trolley that can be gone upstairs.
Background technology
Luggage truck is mainly used in family or unit is transported goods temporarily, with it is flexible and light the features such as.It is Chinese practical new
Type patent ZL201120103941.X and ZL200420044750.0 disclose two kinds of foldable luggage trolleys, and it has simple in construction, just
In folding and it is attractive in appearance the characteristics of.But, the problem of above-mentioned patented product is present is：Due to being designed using single-wheel, it is thus impossible on
Stair or step, once meeting step on the way, either go upstairs or complex road surface, can all there is inconvenience.In the prior art, have
A kind of luggage truck that can be gone upstairs, the wheel of the luggage truck is designed using three-wheel planetary structure（Abbreviation planetary gear）.But warp
In retrieval, existing patent document or other documents, it can not fold, and with planetary gear luggage truck；In the market does not have yet
Met similar products.
The content of the invention
The purpose of this utility model is to solve to fold the technical problem that is integrated with planetary gear there is provided a kind of collapsible row
The luggage truck of star wheel structure, it is both foldable to reach, and the luggage truck of energy top bar.
The technical solution adopted in the utility model is：A kind of luggage truck of collapsible planetary gear structure, including body frame 1, folding
Folded mechanism 2, planetary gear 3 and bracket 4；Described 1 liang of side of body frame is respectively provided with an inside fold mechanism 2, the fold mechanism 2
It is made up of twist mechanism 21 and U-shaped frame 22, the front side of the twist mechanism 21 is fixedly connected with U-shaped frame 22, the planetary gear 3 leads to
Bearing pin 34 is crossed to be fixed on U rows frame 22.
The planetary gear 3 is made up of three steamboats 31, two panels triangle polyester fibre piece 32 and bearing 35, two triangle polyester fibre pieces 32
Between top corner part be actively coupled by pivot pin 34 with steamboat 31, the middle axis part between two triangle polyester fibre pieces 32 is provided with
Bearing 35.
The steamboat 31 it is a diameter of：85-95mm;The axle center of the triangle polyester fibre piece 32 is between the axle center of steamboat 31
Away from for 70-80mm, rotating shaft core between two steamboats 31 of the triangle polyester fibre piece 32 is away from for 125-135mm.
The optimum size of the diameter of steamboat 31 is：90mm;The distance of shaft centers of two steamboats of the triangle polyester fibre piece 32 is most
Good is 130mm；The axle center of the triangle polyester fibre piece 32 to optimal spacing between the axle center of steamboat 31 is 75mm.
The body frame 1 includes three pipe telescoping mechanisms and hand handle, and the three pipes telescoping mechanism is by three telescopic levers 11 and two
Individual detent mechanism 12 is constituted, and the telescopic lever is respectively：Outer tube 111, middle pipe 112, inner tube 113 are constituted；The detent mechanism
12 are respectively：Middle pipe detent mechanism 121 and inner tube detent mechanism 122.The outer tube 111, middle pipe 112,113 3 drawings of inner tube
Bar, is nested two-by-two, and middle pipe detent mechanism 121 is provided with the lower end of middle pipe 112, and inner tube localization machine is provided with the lower end of inner tube 113
Structure 122.
The fold mechanism 2 is made up of twist mechanism 21 and U-shaped frame 22, and both are fixedly connected.
The twist mechanism 21 is made up of upper tooth form axle sleeve 211, torsion spring 212, lower toothed axle sleeve 213 and locating shaft 214, institute
State tooth form axle sleeve 211 and lower toothed axle sleeve 213 and 3 teeth respectively cooperated are respectively set.
The upper tooth form axle sleeve 211, torsion spring 212, lower toothed axle sleeve 213 are nested in order, and are arranged on by steady pin
On locating shaft 214, wherein embedded torsion spring 212 need to be screwed when installing.
A kind of luggage truck of collapsible planetary gear structure of the present utility model, can both fold, be easy to when not in use, or
Person is in the vertical storage of car boot；, also can convenient use when being gone upstairs in energy building again, or when meeting step on the way.
Brief description of the drawings
Fig. 1 is the utility model use state stereogram.
Fig. 2 is the utility model use state side view.
Fig. 3 is the utility model use state front view.
Fig. 4 is the utility model planet wheel spindle profile.
Fig. 5 is the utility model fold mechanism exploded view.
Fig. 6 is the utility model folding state front view.
Fig. 7 is two kinds of the utility model（7-1,7-2）The sectional view of Telescopic positioning device.
Fig. 8 is the entirety sectional view of telescopic handle mechanism.
Embodiment
The utility model is further illustrated below by specific embodiment and with reference to accompanying drawing.
Most preferred embodiment：
Fig. 1 is the utility model open mode.The foldable luggage trolley is by body frame 1, fold mechanism 2, planetary gear 3 and bracket
4 are constituted, and the pull bar of the left and right sides of the body frame 1 uses telescoping mechanism, in use, elongating upwards；When not in use, receive downwards
Contracting.Telescoping mechanism that the body frame 1 is made up of two groups of telescopic levers 11 and two detent mechanisms 12, two telescopic lever upper ends of connection
Middle crosspiece 15, telescoping mechanism and folding of the hand 13, in the middle part of the position-sensing switch 14 of opening telescoping mechanism, two telescoping mechanisms of connection
Connector 16 between folded mechanism 2.Every group of telescopic lever 11 is by outer tube 111, middle bar 112, interior bar 113 3 and middle bar localization machine
Structure 121 and inner tube detent mechanism 122 are constituted, and the outer tube 111, middle bar 112 and interior bar 113 are nested two-by-two, in middle bar 112
Lower end is provided with middle bar detent mechanism 121, and interior bar detent mechanism 122 is provided with the lower end of interior bar 113.The middle bar 112 is provided with
Upper Positioning holes 1121 and lower Positioning holes 1122, the outer bar 111 is provided with a upper Positioning holes 1110.
The position-sensing switch 14 is made up of switch handle 140, activity drawing fast 141 and cross bar 142, and wherein cross bar 142 is set
In switch handle, inserted by the hole 143 of switch handle both sides in the chute 1130 of the both sides of interior bar 113.
The middle bar detent mechanism 121 is by positioning seat 1210, positioning bead 1211, slide bar 1212, spring 1213, positioning cap
1214 and pull bar 1215 constitute, the positioning cap 1214 is fixedly connected with positioning seat 1210, between the two provided with through hole, wherein fixed
The through-hole diameter of position seat 1210 is more than positioning cap 1214.The slide bar 1212 is provided with three sections, the diameter and positioning seat of interlude
1210 internal orifice dimension is engaged, and the diameter of epimere and hypomere is less than stage casing diameter, and is engaged with the internal orifice dimension of positioning cap 1214,
Spring 1213 is provided between the shown interlude of slide bar 1212 and positioning cap 1214, top and the pull bar 1215 of the slide bar 1212 connect
Connect.In use, the slide bar 1212 of interior bar detent mechanism 121 is lifted up, makes positioning bead through pull bar 1215 13 by hand
1211 therefrom pipe lower Positioning holes 1220 inwardly slide, lose positioning action；When inner tube detent mechanism reaches the upper fixed of middle pipe 112
During the hole 1220 of position, positioned in inner tube 113, inner tube 113 can not be continued up and slided.
The interior bar detent mechanism 122 is by positioning seat 1220, positioning bead 1221, slide bar 1222, positioning cap 1223, spring
1224 and blend stop 1225 constitute, the positioning cap 1223 is fixedly connected with positioning seat 1220, between the two provided with through hole, wherein fixed
The through hole internal diameter of position seat 1220 is more than the internal diameter of positioning cap 1223.The slide bar 1222 is provided with three sections, the diameter of its hypomere and positioning
Seat 1220 internal orifice dimensions activity coordinates；Its stage casing diameter is more than the internal diameter of the lower end of positioning cap 1223, is passed through less than in positioning seat 1220；Its
Epimere diameter is less than the internal diameter of the epimere of positioning cap 1223, and provided with spring 1224 between its epimere and the endoporus of positioning cap 1223；Institute
The positioning of slide bar 1222 is stated provided with the shelves bar 1225 for blocking spring 1224.In use, when central pipe 112 has been pulled upwardly, middle bar
The slide bar 1212 of detent mechanism 121 is lifted up, and is made the inwardly landing of positioning bead 1211, is lost positioning action, central pipe taxiway
During 1110 position of positioning hole of outer tube 111, positioning bead blocks the hole, and middle pipe 112 can not continue to slide；Central pipe 112 is to moving down
When dynamic, positioning bead skids off positioning hole 1120, middle pipe glide downwards.
The lower end of the body frame 1, provided with that can turn over the bracket 4 that turn 90 degrees forward, the bracket 4 is fixedly connected with body frame 1, from
And by luggage, can be placed on the bracket 4 of luggage truck.
The bottom of the body frame 1, is respectively provided with the fold mechanism 2 of an inside rotation, for inside folding or so two
Planetary gear.The fold mechanism 2 is made up of twist mechanism 21 and U-shaped frame 22, and front side and the U-shaped frame 22 of the twist mechanism 21 are consolidated
Fixed connection.Fig. 5 is that the twist mechanism 21 is embedded with torsion spring 212 by axle shape tooth 213, and coordinates composition with axle sleeve 211.Opening makes
Used time, 90 degree of U-shaped frame is firmly outwards reversed, at this moment, axle shape tooth 213 coordinates with axle sleeve 211 to be fixed.Similarly, when folding is packed up,
U-shaped frame downwards by and inwardly torsion turn 90 degrees.The front end of the U-shaped frame 22 is provided with planetary gear 3, and the planetary gear 3 passes through pin
Axle 34 is fixed in U-shaped frame 22.
Fig. 4 is the axis of no-feathering diagrammatic cross-section of planetary gear 3.The planetary gear 3 is by three steamboats 31, two panels triangle polyester fibre
Piece 32 and bearing 33 are constituted, and the top corner part between two triangle polyester fibre pieces 32 is actively coupled by pivot pin 34 with steamboat 33, two
Middle axis part between triangle polyester fibre piece 32 is provided with bearing 35.
In the present embodiment, a diameter of 90mm of the steamboat 31;The distance of shaft centers of two steamboats of the triangle polyester fibre piece 32
For 130mm；The axle center of the triangle polyester fibre piece 32 to the spacing between the axle center of steamboat 31 is 75mm.When going upstairs, two
Steamboat 31 is in vertical position, and the axle center of steamboat above is highly 175mm, and the step of stair is usually no more than 180mm.Cause
This, can easily go upstairs or step.
Fig. 6-Fig. 7 is the folding collapsed state of foldable luggage trolley.When not in use, folded to pack up and be positioned over corner or small
During automobile trunk, occupy little space, convenient for collecting.
Claims (8)
1. a kind of luggage truck of collapsible planetary gear structure, including body frame 1, fold mechanism 2, planetary gear 3 and bracket 4；The master
1 liang of side of frame is respectively provided with an inside fold mechanism 2, and the fold mechanism 2 is made up of twist mechanism 21 and U-shaped frame 22, institute
The front side for stating twist mechanism 21 is fixedly connected with U-shaped frame 22, and the planetary gear 3 is fixed on U rows frame 22 by bearing pin 34.
2. a kind of luggage truck of collapsible planetary gear structure according to claim 1, it is characterised in that：The planetary gear 3
It is made up of three steamboats 31, two panels triangle polyester fibre piece 32 and bearing 35, the top corner part between two triangle polyester fibre pieces 32 passes through axle
Pin 34 is actively coupled with steamboat 31, and the middle axis part between two triangle polyester fibre pieces 32 is provided with bearing 35.
3. a kind of luggage truck of collapsible planetary gear structure according to claim 2, it is characterised in that：The steamboat 31
It is a diameter of：85-95mm;The spacing in axle center of the axle center of the triangle polyester fibre piece 32 to steamboat 31 is 70-80mm, and the triangle is determined
Rotating shaft core between two steamboats 31 of bit slice 32 is away from for 125-135mm.
4. a kind of luggage truck of collapsible planetary gear structure according to claim 3, it is characterised in that：The steamboat 31 is straight
The optimum size in footpath is：90mm;The distance of shaft centers most preferably 130mm of two steamboats of the triangle polyester fibre piece 32；The triangle is determined
The axle center of bit slice 32 to optimal spacing between the axle center of steamboat 31 is 75mm.
5. a kind of luggage truck of collapsible planetary gear structure according to claim 1, it is characterised in that：The body frame 1 is wrapped
Three pipe telescoping mechanisms and hand handle are included, the three pipes telescoping mechanism is made up of three telescopic levers 11 and two detent mechanisms 12, institute
Stating telescopic lever is respectively：Outer tube 111, middle pipe 112, inner tube 113 are constituted；The detent mechanism 12 is respectively：Middle pipe localization machine
Structure 121 and inner tube detent mechanism 122；
The outer tube 111, middle pipe 112,113 3 pull bars of inner tube, are nested two-by-two, are positioned in the lower end of middle pipe 112 provided with middle pipe
Mechanism 121, inner tube detent mechanism 122 is provided with the lower end of inner tube 113.
6. a kind of luggage truck of collapsible planetary gear structure according to claim 1, it is characterised in that：The fold mechanism
2 are made up of twist mechanism 21 and U-shaped frame 22, and both are fixedly connected.
7. a kind of luggage truck of collapsible planetary gear structure according to claim 6, it is characterised in that：The twist mechanism
21 are made up of upper tooth form axle sleeve 211, torsion spring 212, lower toothed axle sleeve 213 and locating shaft 214, and the upper tooth form axle sleeve 211 is with
Tooth form axle sleeve 213 respectively sets 3 teeth respectively cooperated.
8. a kind of luggage truck of collapsible planetary gear structure according to claim 7, it is characterised in that：The upper toothed shank
Set 211, torsion spring 212, lower toothed axle sleeve 213 are nested in order, and are arranged on by steady pin on locating shaft 214, wherein installing
When embedded torsion spring 212 need to be screwed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720029797.7U CN206544536U (en) | 2017-01-11 | 2017-01-11 | A kind of luggage truck of collapsible planetary gear structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720029797.7U CN206544536U (en) | 2017-01-11 | 2017-01-11 | A kind of luggage truck of collapsible planetary gear structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206544536U true CN206544536U (en) | 2017-10-10 |
Family
ID=59992316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720029797.7U Expired - Fee Related CN206544536U (en) | 2017-01-11 | 2017-01-11 | A kind of luggage truck of collapsible planetary gear structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206544536U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108454682A (en) * | 2018-03-30 | 2018-08-28 | 广东顺和工业有限公司 | Folding stair climbing tower wagon |
| WO2019184405A1 (en) * | 2018-03-30 | 2019-10-03 | 广东顺和工业有限公司 | Collapsible stair-climbing cart |
| WO2019227529A1 (en) * | 2018-05-28 | 2019-12-05 | 广东顺和工业有限公司 | New handcart of three-roller structure |
-
2017
- 2017-01-11 CN CN201720029797.7U patent/CN206544536U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108454682A (en) * | 2018-03-30 | 2018-08-28 | 广东顺和工业有限公司 | Folding stair climbing tower wagon |
| CN108454682B (en) * | 2018-03-30 | 2019-08-13 | 广东顺和工业有限公司 | Folding stair climbing tower wagon |
| WO2019184405A1 (en) * | 2018-03-30 | 2019-10-03 | 广东顺和工业有限公司 | Collapsible stair-climbing cart |
| WO2019227529A1 (en) * | 2018-05-28 | 2019-12-05 | 广东顺和工业有限公司 | New handcart of three-roller structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171010 Termination date: 20220111 |