CN201232520Y - Foldable ladder and tray thereof - Google Patents
Foldable ladder and tray thereof Download PDFInfo
- Publication number
- CN201232520Y CN201232520Y CNU2008201021132U CN200820102113U CN201232520Y CN 201232520 Y CN201232520 Y CN 201232520Y CN U2008201021132 U CNU2008201021132 U CN U2008201021132U CN 200820102113 U CN200820102113 U CN 200820102113U CN 201232520 Y CN201232520 Y CN 201232520Y
- Authority
- CN
- China
- Prior art keywords
- cross bar
- folding ladder
- front leg
- under
- leg strut
- Prior art date
- 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 - Lifetime
Links
Images
Landscapes
- Ladders (AREA)
Abstract
The utility model discloses a folding ladder and a tray thereof. The folding ladder comprises a front supporting leg, a rear supporting leg and a tray; the tray is connected with the front supporting leg and the rear supporting leg; the front supporting leg and the rear supporting leg form a rotating connection structure; the tray comprises a main body and a transverse lever; the transverse lever goes through the front supporting leg; a positioning slot matched with the transverse lever is arranged below the main body, wherein, the main body is connected with the front supporting leg; and the positioning slot of the main body is supported on the transverse lever. The tray comprises the main body and the transverse lever, and the main body is supported on the transverse lever, so the tray has high strength. The transverse lever is connected with the front supporting leg and the tray is connected with the front supporting leg through the transverse lever, so the connecting strength between the tray and the front supporting leg is high.
Description
Technical field
The utility model relates to a kind of folding ladder and pallet thereof.
Background technology
Existing folding ladder, it comprises front leg strut, rear support leg and pallet.This pallet is a working of plastics, and its is directly this front leg strut of pivot joint and rear support leg simultaneously, and makes between this front leg strut and this rear support leg and constitute rotation connection structure.This pallet has played following two effects in this folding ladder: 1, connect front leg strut and rear support leg, and 2, in ladder work, use as platform.Because this working of plastics directly articulates this front leg strut and rear support leg, therefore have following deficiency: one, bonding strength is not enough, insufficient strength during as platform; Its two, this working of plastics articulates this front leg strut and rear support leg simultaneously, inconvenience is linked and packed.
The utility model content
The utility model provides a kind of folding ladder and pallet thereof, and it has overcome background technology folding ladder existing bonding strength deficiency not enough, insufficient strength during as platform.
One of technical scheme that its technical problem that solves the utility model adopts is:
A kind of folding ladder, it comprises front leg strut, rear support leg and pallet, this pallet connects this front leg strut and rear support leg, constitute rotation connection structure between this front leg strut and this rear support leg, this pallet comprises a body and a cross bar, and this cross bar passes this front leg strut, be provided with the locating slot of coupling cross bar under this body, wherein, this body connects this front leg strut, and the locating slot of this body is supported on this cross bar.
In the preferred embodiment of the present utility model, form many intervals horizontal strengthening rib strip side by side under this body, be formed with the groove of the coupling cross bar of fovea superior under this strengthening rib strip, those grooves are lined up file and are formed the locating slot of adaptive this cross bar.
In the preferred embodiment of the present utility model, form horizontal strengthening rib strip and side by side positioning strip longitudinally in many intervals under this body, these those strengthening rib strips of positioning strip interconnection are provided with the locating slot that mates cross bar under this positioning strip.
In the preferred embodiment of the present utility model, this body neighboring extends into the periphery downwards, and wherein, this body is articulated in this front leg strut, this front leg strut top of this periphery socket.
In the preferred embodiment of the present utility model, this cross bar passes this front leg strut and connects this periphery.
In the preferred embodiment of the present utility model, this rear support leg is connected under this body, and is positioned within this periphery.
In the preferred embodiment of the present utility model, this positioning strip is affixed should the periphery.
In the preferred embodiment of the present utility model, this cross bar cross section is non-circular.
Two of the technical scheme that its technical problem that solves the utility model adopts is:
A kind of folding ladder pallet, it connects the front leg strut and the rear support leg of folding ladder, and it comprises that a body and passes the cross bar of front leg strut, is provided with the locating slot of coupling cross bar under this body, and the locating slot of this body is supported on this cross bar.
In the preferred embodiment of the present utility model, form many intervals horizontal strengthening rib strip side by side under this body, be formed with the groove of the coupling cross bar of fovea superior under this strengthening rib strip, those grooves are lined up file and are formed the locating slot of adaptive this cross bar.
In the preferred embodiment of the present utility model, form horizontal strengthening rib strip and side by side positioning strip longitudinally in many intervals under this body, these those strengthening rib strips of positioning strip interconnection are provided with the locating slot that mates cross bar under this positioning strip.
In the preferred embodiment of the present utility model, this body neighboring extends into the periphery downwards, and this positioning strip is affixed should the periphery, and this cross bar connects this periphery.
In the preferred embodiment of the present utility model, this cross bar cross section is non-circular.
The technical program is compared with background technology: because this pallet includes body and cross bar, this body is supported on this cross bar, so this pallet self intensity height.Because this cross bar connects this front leg strut, this pallet connects this front leg strut by this cross bar, so the bonding strength height between this pallet and the front leg strut.Because be provided with locating slot under this body, this locating slot is supported on this cross bar, so accurate positioning, stability of strutting system, fastness height.Owing to form strengthening rib strip under this body, therefore be convenient to processing, strengthen intensity.Owing to be formed with groove under this strengthening rib strip, so the support accurate positioning between cross bar and the body.Because be provided with positioning strip under this strengthening rib strip, this positioning strip is provided with groove, therefore not only can increases this body self intensity, but also can increase the support strength between cross bar and the body.Because this front leg strut top of this periphery socket, so appearance looks elegant.This cross bar passes this front leg strut and connects this periphery, is connected firmly, reliably the support strength height.Because this rear support leg is positioned within this periphery, so appearance looks elegant.Because this positioning strip is affixed should the periphery, therefore can be one-body molded, the bonding strength height.Because this cross bar cross section is non-circular, so this pallet and foreleg are affixed, can prevent to rotate, and stability is high.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 illustrated a preferred embodiment folding ladder on look schematic perspective view.
Fig. 2 has illustrated the perspective exploded view of the folding ladder of a preferred embodiment.
Fig. 3 has illustrated the following schematic perspective view of looking of the folding ladder of a preferred embodiment.
Fig. 4 has illustrated the schematic perspective view of pallet of the folding ladder of a preferred embodiment.
Fig. 5 has illustrated the schematic perspective view of pallet of the folding ladder of another preferred embodiment.
Fig. 6 has illustrated the schematic perspective view of the pallet of the folding ladder of a preferred embodiment again.
The specific embodiment
Please refer to Fig. 1, Fig. 2 and Fig. 3, a kind of folding ladder, it comprises front leg strut 100, rear support leg 200, pallet 300 and a bindiny mechanism 400.
This front leg strut 100 comprises that two front support rods and some intervals are installed in the front rail between this two front support rod.This rear support leg 200 comprises that two back stays and some intervals are installed in the rear transverse rod between this two back stay.
Please refer to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, this pallet 300 comprises a body 310 and a cross bar 320.These body 310 circumferential edges extend into peripheral 311 downwards.Form many intervals horizontal strengthening rib strip 312 and many interval strengthening rib strips longitudinally 313 side by side side by side under this body 310, this strengthening rib strip 312 and strengthening rib strip 313 this periphery 311 that all is connected.All be provided with the groove 314 of fovea superior on this each strengthening rib strip 312, this groove 314 is lined up file and is formed the locating slot of adaptive this cross bar 320, and this locating slot position is right against this a certain strengthening rib strip 313.These cross bar 320 cross sections are circular.
This body 310 connects this front leg strut 100, these front leg strut 100 tops of these periphery 311 sockets; These cross bar 320 levels are passed two front support rods of this front leg strut 100.This above-mentioned cross bar 320 is supported on the locating slot of this body 310, and, this cross bar 320 pass traversing through end outside this front leg strut 100 this periphery 311 of pegging graft, with so that constitute fixed connection structure between this pallet 300 and the front leg strut 100.
This rear support leg 200 is articulated under this body 310, and is positioned within this periphery 311, with so that constitute rotation connection structure between this pallet 300 and the rear support leg 200, constitutes rotation connection structure thereby make between this front leg strut 100 and the rear support leg 200.This bindiny mechanism 400 is connected between this front leg strut 100 and the rear support leg 200, with so that this folding ladder is stabilized in deployed condition.
In another preferred embodiment, please refer to Fig. 5, these cross bar 320 cross sections are square.
In a preferred embodiment again, please refer to Fig. 6, these cross bar 320 cross sections are hexagon.
The above, it only is the utility model preferred embodiment, so can not limit the scope that the utility model is implemented with this, i.e. the equivalence of doing according to the utility model claim and description changes and modifies, and all should still belong in the scope that the utility model patent contains.
Claims (13)
1. folding ladder, it comprises front leg strut, rear support leg and pallet, this pallet connects this front leg strut and rear support leg, constitute rotation connection structure between this front leg strut and this rear support leg, it is characterized in that: this pallet comprises a body and a cross bar, and this cross bar passes this front leg strut, be provided with the locating slot of coupling cross bar under this body, wherein, this body connects this front leg strut, and the locating slot of this body is supported on this cross bar.
2. a kind of folding ladder according to claim 1, it is characterized in that: form many intervals horizontal strengthening rib strip side by side under this body, be formed with the groove of the coupling cross bar of fovea superior under this strengthening rib strip, those grooves are lined up file and are formed the locating slot of adaptive this cross bar.
3. a kind of folding ladder according to claim 1, it is characterized in that: form horizontal strengthening rib strip and side by side positioning strip longitudinally in many intervals under this body, these those strengthening rib strips of positioning strip interconnection are provided with the locating slot that mates cross bar under this positioning strip.
4. a kind of folding ladder according to claim 3 is characterized in that: this body neighboring extends into the periphery downwards, and wherein, this body is connected this front leg strut, this front leg strut top of this periphery socket.
5. a kind of folding ladder according to claim 4 is characterized in that: this cross bar passes this front leg strut and connects this periphery.
6. a kind of folding ladder according to claim 4 is characterized in that: this rear support leg is articulated under this body, and is positioned within this periphery.
7. a kind of folding ladder according to claim 4 is characterized in that: this positioning strip is affixed should the periphery.
8. a kind of folding ladder according to claim 4 is characterized in that: this cross bar cross section is non-circular.
9. folding ladder pallet, its connects the front leg strut and the rear support leg of folding ladder, and it is characterized in that: it comprises that a body and passes the cross bar of front leg strut, is provided with the locating slot of coupling cross bar under this body, and the locating slot of this body is supported on this cross bar.
10. a kind of folding ladder pallet according to claim 9, it is characterized in that: form many intervals horizontal strengthening rib strip side by side under this body, be formed with the groove of the coupling cross bar of fovea superior under this strengthening rib strip, those grooves are lined up file and are formed the locating slot of adaptive this cross bar.
11. a kind of folding ladder pallet according to claim 9, it is characterized in that: form horizontal strengthening rib strip and side by side positioning strip longitudinally in many intervals under this body, these those strengthening rib strips of positioning strip interconnection are provided with the locating slot that mates cross bar under this positioning strip.
12. a kind of folding ladder pallet according to claim 11 is characterized in that: this body neighboring extends into the periphery downwards, this positioning strip is affixed should the periphery, and this cross bar connects this periphery.
13. a kind of folding ladder pallet according to claim 11 is characterized in that: this cross bar cross section is non-circular.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201021132U CN201232520Y (en) | 2008-04-24 | 2008-04-24 | Foldable ladder and tray thereof |
| EP08874035A EP2267267A1 (en) | 2008-04-24 | 2008-10-27 | A lambdoidal ladder |
| CA2695024A CA2695024C (en) | 2008-04-24 | 2008-10-27 | A lambdoidal ladder |
| PCT/CN2008/072846 WO2009129680A1 (en) | 2008-04-24 | 2008-10-27 | A lambdoidal ladder |
| US12/671,077 US8381875B2 (en) | 2008-04-24 | 2008-10-27 | Lambdoidal ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201021132U CN201232520Y (en) | 2008-04-24 | 2008-04-24 | Foldable ladder and tray thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201232520Y true CN201232520Y (en) | 2009-05-06 |
Family
ID=40618897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201021132U Expired - Lifetime CN201232520Y (en) | 2008-04-24 | 2008-04-24 | Foldable ladder and tray thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201232520Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107386954A (en) * | 2016-05-16 | 2017-11-24 | 长葛市唯美装饰行 | It is a kind of to combine the folding finishing support installed and used |
-
2008
- 2008-04-24 CN CNU2008201021132U patent/CN201232520Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107386954A (en) * | 2016-05-16 | 2017-11-24 | 长葛市唯美装饰行 | It is a kind of to combine the folding finishing support installed and used |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201200166Y (en) | Foldable bed rack and cross frame | |
| CN201119618Y (en) | Folding support and cross frame | |
| CN201249791Y (en) | Handbarrow | |
| CN201232520Y (en) | Foldable ladder and tray thereof | |
| CN201064274Y (en) | Multifunctional folding table frame | |
| CN202312321U (en) | Multifunctional sofa | |
| CN201026040Y (en) | Low folding bed frame | |
| CN203538833U (en) | Sofa bed | |
| CA2792935A1 (en) | Folding chair | |
| CN101396210B (en) | Folding ladder stool and folding ladder bar and folding chair | |
| CN201928709U (en) | Multi-layer flower box | |
| CN204743357U (en) | Folding revolution mechanic of sofa bed | |
| CN201230740Y (en) | Folding bed | |
| CN208236085U (en) | A kind of top hack lever of awning frame | |
| CN202135897U (en) | Convenience dining table | |
| CN202218726U (en) | Folding C-shaped table and chair | |
| CN209135908U (en) | Band pillow-type four-folding folding bed | |
| CN2770452Y (en) | Foldable table | |
| CN201067184Y (en) | Combined folding table | |
| CN201192191Y (en) | Combined loading frame | |
| CN204950008U (en) | Telescopic folding table | |
| CN204199847U (en) | A kind of tent frame rod of bilayer top | |
| CN205814136U (en) | Can folding clothes hanger | |
| CN201169959Y (en) | Automatic folding tent rack | |
| CN207100137U (en) | It is a kind of to be used to move worm and take the workbench of slurry |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090506 |
|
| CX01 | Expiry of patent term |