CN209351448U - Folding mechanism after a kind of Folding trolley - Google Patents
Folding mechanism after a kind of Folding trolley Download PDFInfo
- Publication number
- CN209351448U CN209351448U CN201821737101.7U CN201821737101U CN209351448U CN 209351448 U CN209351448 U CN 209351448U CN 201821737101 U CN201821737101 U CN 201821737101U CN 209351448 U CN209351448 U CN 209351448U
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- CN
- China
- Prior art keywords
- bar
- wheel
- equivalent
- chuck
- sliding sleeve
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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.)
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Abstract
The utility model discloses and provides a kind of reasonable, easy to use, the sealed folding of design and expansion all efficiently folding mechanisms after Folding trolley.The utility model include the left vertical bar of cart rear-wheel (1), the right vertical bar of cart rear-wheel (2), intersect equivalent group and and foot-operated locking group, top of the upper end for intersecting equivalent group respectively with the left vertical bar of cart rear-wheel (1) and the right vertical bar of cart rear-wheel (2) is mutually slidably connected, the lower end on top for intersecting equivalent group is fixedly connected with the front and back connecting rod of Folding trolley, foot-operated locking group be arranged on the right vertical bar of cart rear-wheel (2) and with it is described intersects convert into group and be connected.The utility model is suitable for foldable wheelbarrow field.
Description
Technical field
The utility model relates to folding mechanisms after a kind of Folding trolley.
Background technique
In baby's Folding trolley vehicle field, the fold mechanism structure of previous folding vehicle carriage is cumbersome, passes through the folding
Mechanism is equivalent or expansion cart is not convenient enough.
Utility model content
Technical problem to be solved in the utility model be overcome the deficiencies of the prior art and provide it is a kind of design rationally, make
With convenient, sealed folding and expansion all efficiently folding mechanisms after Folding trolley.
The technical scheme adopted by the utility model is the utility model includes the left vertical bar of cart rear-wheel, the cart rear-wheel right side
Vertical bar, intersect equivalent group and and foot-operated locking group, the upper end for intersecting equivalent group it is perpendicular with a cart rear-wheel left side respectively
The top of bar and the right vertical bar of cart rear-wheel is mutually slidably connected, the lower end on the top for intersecting equivalent group and folding
The front and back connecting rod of cart is fixedly connected, foot-operated locking group be arranged on the right vertical bar of cart rear-wheel and with it is described intersects convert into
Group is connected.
It is described intersect equivalent group include hinged block, it is left intersect equivalent bar, it is right intersect equivalent bar, it is described it is left intersect equivalent bar with
It is described it is right intersect equivalent bar and intersect placements, the hinged block setting it is described it is left intersect equivalent bar with it is described it is right intersect convert into
On the crosspoint of bar and respectively with it is described it is left intersect equivalent bar and it is described it is right intersects convert into bar and be hinged.
The left upper end adaptation for intersecting equivalent bar is hingedly provided with sliding sleeve, and the sliding sleeve adaptation is movably set in institute
It states on the left vertical bar of cart rear-wheel.
It is provided with left chuck and left chuck torsional spring in the sliding sleeve, is provided with left driving on the left equivalent bar of intersection
Connection strap, the left end adaptation for being drivingly connected item are connected on the hinged block, the left head for being drivingly connected item
End adaptation is connected to the top of the left chuck, the left chuck torsional spring adaptation be arranged in the lower part of the left chuck and with it is described
The inner wall phase forceful contact of sliding sleeve is provided with left card slot compatible with the left chuck on the left vertical bar of cart rear-wheel.
The foot-operated locking group includes buckle sliding sleeve and foot-operated latch hook platform, and the buckle sliding sleeve is adapted to movable sleeve
It is located on the right vertical bar of cart rear-wheel, the foot-operated latch hook platform adaptation is hinged to be arranged on the right vertical bar of cart rear-wheel simultaneously
It is placed in the lower section of the buckle sliding sleeve, the top of the buckle sliding sleeve is adapted hinge with the right top for intersecting equivalent bar
It connects, the buckle sliding sleeve top is internally provided with right chuck and right chuck torsional spring, is arranged on the right equivalent bar of intersection
There is right drive connection item, the right end adaptation for being drivingly connected item is connected on the hinged block, and the right driving connects
The head end adaptation of narrow bars is connected to the top of the right chuck, and the lower part of the right chuck is arranged in the right chuck torsional spring adaptation
And the inner wall phase forceful contact with the buckle sliding sleeve top, it is provided with and the right chuck on the right vertical bar of cart rear-wheel
Compatible right card slot.
The lower part of the buckle sliding sleeve is provided with horizontal card column, is provided with grab on the foot-operated latch hook platform, described
Horizontal card column is adapted with the grab.
It is provided with pushing block on the hinged block, the left end for being drivingly connected item and the right item that is drivingly connected
End is adapted to and is connected on the pushing block.
The beneficial effects of the utility model are: the utility model can rapidly realize foldable locking and unlock expansion,
It can greatly be convenient for the user to use, and have linkage locking, more secure and reliable after being unfolded.
Detailed description of the invention
Fig. 1 is the explosive view of the utility model；
Fig. 2 is the overall structure diagram of the utility model；
Fig. 3 is the structural scheme of mechanism that the utility model is in folded position.
Specific embodiment
As shown in Figure 1, Figure 2, Figure 3 shows, the utility model includes the left vertical bar 1 of cart rear-wheel, the right vertical bar 2 of cart rear-wheel, intersects
Equivalent group and and foot-operated locking group, the upper end for intersecting equivalent group respectively with the left vertical bar 1 of the cart rear-wheel and institute
The top for stating the right vertical bar 2 of cart rear-wheel is mutually slidably connected, the lower end on the top for intersecting equivalent group and Folding trolley
Front and back connecting rod is fixedly connected, and foot-operated locking group is arranged on the right vertical bar 2 of the cart rear-wheel and intersects equivalent group phase with described
Connection.
The intersection converts into group and converts into bar 32, the equivalent bar 33 of right intersection including hinged block 31, left intersection, and the left intersection is rolled over
Close bar 32 and it is described it is right intersects equivalent bar 33 and intersects placements, the setting of hinged block 31 the left intersection convert into bar 32 and
On the right crosspoint for intersecting equivalent bar 33 and respectively with it is described it is left intersects equivalent bar 32 and it is described it is right intersect convert into 33 phase of bar
Hingedly.
The left upper end adaptation for intersecting equivalent bar 32 is hingedly provided with sliding sleeve 34, and the sliding sleeve 34 is adapted to movable sleeve
It is located on the left vertical bar 1 of the cart rear-wheel.
It is provided with left chuck 341 and left chuck torsional spring 342 in the sliding sleeve 34, is set on the left equivalent bar 32 of intersection
It is equipped with left drive connection item 343, the left end adaptation for being drivingly connected item 343 is connected on the hinged block 31, the institute
The top that the left head end adaptation for being drivingly connected item 343 is connected to the left chuck 341 is stated, the left adaptation of chuck torsional spring 342 is set
Set the left chuck 341 lower part and with the inner wall phase forceful contact of the sliding sleeve 34, on the left vertical bar 1 of cart rear-wheel
It is provided with left card slot compatible with the left chuck 341.
The foot-operated locking group includes buckle sliding sleeve 41 and foot-operated latch hook platform 42, and the buckle sliding sleeve 41 is adapted to
It is movably set on the right vertical bar 2 of the cart rear-wheel, the foot-operated latch hook platform 42 is adapted to hinged be arranged in the cart rear-wheel
Be placed on right vertical bar 2 it is described buckle sliding sleeve 41 lower section, it is described buckle sliding sleeve 41 top and it is described it is right intersect convert into
The top of bar 33 is adapted hingedly, and buckle 41 top of sliding sleeve is internally provided with right chuck 411 and right chuck torsional spring
412, the right intersection, which converts into, is provided with right drive connection item 331 on bar 33, and the right end for being drivingly connected item 331, which is adapted to, to be connected
It connects on the hinged block 31, the right head end adaptation for being drivingly connected item 331 is connected to the upper of the right chuck 411
Portion, the right chuck torsional spring 412 be adapted to the lower part that the right chuck 411 is set and in 41 top of buckle sliding sleeve
Wall phase forceful contact is provided with right card slot compatible with the right chuck 411 on the right vertical bar 2 of cart rear-wheel.
The lower part of the buckle sliding sleeve 41 is provided with horizontal card column 43, is provided with grab on the foot-operated latch hook platform 42
44, the horizontal card column 43 is adapted with the grab 44.
Pushing block 35, the left end for being drivingly connected item 343 and the right driving are provided on the hinged block 31
The end of connection strap 331, which is adapted to, to be connected on the pushing block 35.
Working principle:
When the utility model is in state of organizing work, and folding is needed to pack up, external staff is first stepped on foot described foot-operated
The pushing block 35 is then up pushed away so that the grab 44 leaves the horizontal card column 43, drives the right side by latch hook platform 42
It is drivingly connected item 331 and the left top for being drivingly connected item 343 is inwardly collapsed simultaneously, while the right drive connection item
331 pull the right chuck 411, and the left drive connection item 343 pulls the left chuck 341, and the right chuck 411 overcomes institute
The active force for stating right chuck torsional spring 412 is detached from the right card slot, and the left chuck 341 overcomes 341 active force of left chuck de-
From the left card slot.At this time firmly will buckle sliding sleeve 41 up push away can so that the buckle sliding sleeve 41 along the cart
It is sliding on the right vertical bar 2 of rear-wheel, while the sliding sleeve 34 is sliding along the left vertical bar 1 of the cart rear-wheel, during this after cart
It takes turns left vertical bar 1 to draw close with the right vertical bar 2 of the cart rear-wheel, be packed up to complete to fold.
When expansion, external staff steps on the pushing block 35 with foot, to drive the buckle sliding sleeve 41 along the cart
The right vertical bar 2 of rear-wheel glides, the sliding sleeve 34 glides along the left vertical bar 1 of the cart rear-wheel, so that the left vertical bar 1 of the cart rear-wheel
It is located remotely from each other with the right vertical bar 2 of the cart rear-wheel；After respectively sliding into position, effect of the left chuck 341 in the left chuck 341
Left card slot described in clamping under power, the right chuck 411 right card slot described in clamping under the active force of the right chuck torsional spring 412,
Then the horizontal card column 43 is hooked by the grab 44, and this completes expansion and lockings.
The utility model is suitable for foldable wheelbarrow field.
Claims (7)
1. folding mechanism after a kind of Folding trolley, it is characterised in that: it includes that the left vertical bar of cart rear-wheel (1), the cart rear-wheel right side are perpendicular
Bar (2), intersect equivalent group and and foot-operated locking group, the upper end for intersecting equivalent group it is perpendicular with a cart rear-wheel left side respectively
The top of bar (1) and the right vertical bar of cart rear-wheel (2) is mutually slidably connected, the lower end on the top for intersecting equivalent group and folding
The front and back connecting rod of folded cart is fixedly connected, ride locking group be arranged on the right vertical bar of cart rear-wheel (2) and with the friendship
Equivalent group is pitched to be connected.
2. folding mechanism after Folding trolley according to claim 1, it is characterised in that: described to intersect equivalent group including hinged
Block (31), it is left intersect equivalent bar (32), it is right intersect equivalent bar (33), it is described it is left intersect equivalent bar (32) and it is described it is right intersect convert into
Bar (33) intersects placement, hinged block (31) setting it is described it is left intersect equivalent bar (32) and it is described it is right intersect convert into bar
(33) on crosspoint and respectively with it is described it is left intersect equivalent bar (32) and it is described it is right intersects convert into bar (33) and be hinged.
3. folding mechanism after Folding trolley according to claim 2, it is characterised in that: the left intersection equivalent bar (32)
Upper end adaptation is hingedly provided with sliding sleeve (34), and sliding sleeve (34) adaptation is movably set in the left vertical bar of cart rear-wheel
(1) on.
4. folding mechanism after Folding trolley according to claim 3, it is characterised in that: be provided in the sliding sleeve (34)
Left chuck (341) and left chuck torsional spring (342), the left intersection, which converts into, is provided with left drive connection item (343) on bar (32),
The left end adaptation for being drivingly connected item (343) is connected on the hinged block (31), left drive connection item (343)
Head end is adapted to the top for being connected to the left chuck (341), and left chuck torsional spring (342) adaptation is arranged in the left chuck
(341) lower part and the inner wall phase forceful contact with the sliding sleeve (34), be provided on the left vertical bar of cart rear-wheel (1) with
The compatible left card slot of the left chuck (341).
5. folding mechanism after Folding trolley according to claim 4, it is characterised in that: the foot-operated locking group includes buckle
Sliding sleeve (41) and foot-operated latch hook platform (42), it is right that buckle sliding sleeve (41) adaptation is movably set in the cart rear-wheel
On vertical bar (2), the foot-operated hinged setting of latch hook platform (42) adaptation is placed in described on the right vertical bar of cart rear-wheel (2)
The lower section of sliding sleeve (41) is buckled, the top of buckle sliding sleeve (41) is mutually fitted with the right top for intersecting equivalent bar (33)
With hinged, described buckle sliding sleeve (41) top is internally provided with right chuck (411) and right chuck torsional spring (412), described
Right drive connection item (331) is provided in right intersection equivalent bar (33), the right end for being drivingly connected item (331) is adapted to connection
On the hinged block (31), the right head end adaptation for being drivingly connected item (331) is connected to the upper of the right chuck (411)
Portion, right chuck torsional spring (412) the adaptation setting the right chuck (411) lower part and on the buckle sliding sleeve (41)
The inner wall phase forceful contact in portion is provided with the compatible right card with the right chuck (411) on the right vertical bar of cart rear-wheel (2)
Slot.
6. folding mechanism after Folding trolley according to claim 5, it is characterised in that: under the buckle sliding sleeve (41)
Portion is provided with horizontal card column (43), is provided with grab (44) on the foot-operated latch hook platform (42), the horizontal card column (43) with
The grab (44) is adapted.
7. folding mechanism after Folding trolley according to claim 6, it is characterised in that: be provided on the hinged block (31)
Pushing block (35), the left end for being drivingly connected item (343) and the right end company of adaptation for being drivingly connected item (331)
It connects on the pushing block (35).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821737101.7U CN209351448U (en) | 2018-10-25 | 2018-10-25 | Folding mechanism after a kind of Folding trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821737101.7U CN209351448U (en) | 2018-10-25 | 2018-10-25 | Folding mechanism after a kind of Folding trolley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209351448U true CN209351448U (en) | 2019-09-06 |
Family
ID=67781147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821737101.7U Expired - Fee Related CN209351448U (en) | 2018-10-25 | 2018-10-25 | Folding mechanism after a kind of Folding trolley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209351448U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11554801B2 (en) | 2020-09-03 | 2023-01-17 | Toyota Motor Engineering & Manufacturing North America, Inc. | Cart apparatuses including cart interlock mechanisms |
-
2018
- 2018-10-25 CN CN201821737101.7U patent/CN209351448U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11554801B2 (en) | 2020-09-03 | 2023-01-17 | Toyota Motor Engineering & Manufacturing North America, Inc. | Cart apparatuses including cart interlock mechanisms |
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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 |
Granted publication date: 20190906 Termination date: 20201025 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |