TWI639763B - Pedal folding loadable ladder structure - Google Patents

Abstract

A pedal folding loadable ladder structure includes a folding armrest ladder body, wherein the folding armrest ladder body is provided with a front side leg portion, a rear side leg portion, a plurality of folded joint portions, at least one folding pedal portion, at least a support frame portion, the front side leg portion and the rear side leg portion are pivotally coupled in a foldable shape by a plurality of folded joint portions, and the folding pedal portion is pivotally connected to the step on the front side leg portion, and the support frame portion The pivoting portion is clamped on the inner side of the front side leg portion, and the front side leg portion and the rear side leg portion are pivotally deployed by the plurality of folding joint portions for the user to step on and the folding pedal portion is set relative to the front side leg portion. The upper step is folded and unfolded in a relatively close horizontal state, and is supported by the support frame for the user to take a seat to achieve the auxiliary function.

Description

Pedal folding loadable ladder structure

The present invention is a ladder structure for a pedal foldable load, and more particularly to a technical field to which the ladder structure is applied.

According to the conventional ladder structure, as shown in FIG. 6, the folding ladder 20 is pivotally connected to the two stepped legs 21, and a plurality of steps 22 are fixed on each of the stepped legs 21, with two steps. The folding and unfolding of the foot 21 is in the shape of an A, so that it is stably erected on the ground for the user to carry the pedaling, but it only has the bearing to step on the height without other functions, so that the subsidiary functionality is insufficient, and the improvement is necessary. .

The invention is based on the problem that the auxiliary function of the conventional ladder structure is insufficient, and the ladder structure of the pedal foldable load of the present invention is completed.

The main object of the present invention is to provide a ladder folding load carrying ladder structure, which comprises a folding armrest ladder body, the folding armrest ladder body is provided with a front side leg portion, a rear side leg portion, a plurality of folded joint portions, At least one folding pedal portion and at least one supporting frame portion, wherein the front side leg portion is combined with an upper step and a lower step, and the upper step is provided with a plurality of positioning pivots, and the positioning pivot seat is pivotally connected with a pivot The inner side of the upper step is provided with a snap fastening member, and the inner side of the front side leg portion is oppositely provided with a carding pivot hole, and the rear side leg portion is combined with an upper step and a lower step, and the folding pedal is folded. The front portion of the folding pedal portion is provided with a card slot at the bottom side of the folding pedal portion, and a supporting member is disposed on the side of the supporting frame portion, and the front side leg portion and the rear side leg portion are The folded joint portion is pivotally coupled in a foldable manner, and the number of the folding pedal portion is combined with the pivoting arm, opposite to the set pivoting seat on the step of the front side leg portion, and is pivotally pivoted by the pivoting shaft of the positioning pivot seat And the two sides of the support frame are respectively pivotally clamped to the front side branch The card-shaped pivot hole opposite to the inner side of the portion is pivotally connected by the front leg portion and the rear leg portion to form an A-shape, and the front leg portion and the rear leg portion are stepped on Steps and lower steps for the user to step on the climb, and the folding pedal portion can be set with respect to the front leg portion, the folding and unfolding are relatively close horizontal, and the support frame portion can be opposite to the card on the inner side of the front side leg portion The pivot hole is pivoted, so that the support frame portion is fixedly resisted by the card slot provided on the bottom side of the folding pedal portion for the user to take the seat, and the folding pedal portion can be set with respect to the front leg portion. The folding body is folded and folded on the front end of the upper step, and the supporting frame body is pivoted to be fixedly fixed to the front end of the folding pedal portion by the resisting member, and is clamped on the locking engaging member disposed on the inner side of the step on the front side leg portion. In order to fix and fold the folding pedal portion, the folding pedal portion can be separately set on the front and rear side legs, and the supporting bracket portions are respectively supported and fixed, so as to achieve the auxiliary function.

The structure, features and other objects of the present invention will be further described in the following detailed description of the preferred embodiments of the present invention. It is not the only restriction on patent applications.

Please refer to FIG. 1 and FIG. 2 , which are schematic diagrams showing the three-dimensional combined state and the three-dimensional partial decomposition state of the ladder structure of the pedal foldable bearing of the present invention, which includes:

a folding armrest ladder body 10, the folding armrest ladder body 10 is provided with a front side leg portion 11, a rear side leg portion 12, a plurality of folded joint portions 13, at least one folding pedal portion 14, and at least one support frame portion 15, and The front leg portion 11 is fixedly coupled with an upper step 110 and a lower step 111, and the upper step 110 is provided with a plurality of positioning pivots 110A. The positioning pivot 110A is pivotally connected with a pivot 110B, and the upper step 110 The inner side of the front side leg portion 11 is oppositely provided with a locking pivot hole 112, and the rear side leg portion 12 is fixedly coupled with an upper step 120 and a lower step 121, and is folded. The pedal portion 14 is provided with a plurality of coupling pivots 140. The bottom side of the folding pedal portion 14 is provided with a card slot 141 at the end of the pivoting arm 140. The support frame portion 15 is provided with a resisting member 150 on the side thereof, and the front leg portion 11 is provided. And the rear side leg portion 12 is folded and pivotally coupled by the plurality of folded joint portions 13, and the number of the folding pedal portions 14 is combined with the pivoting lug 140, and the front leg portion 11 is set at the step 110. The 110A is opposite and pivoted by the pivot 110B provided by the positioning pivot 110A, and the two sides of the support frame 15 are respectively pivotally clamped. Clamping pivot hole 11 opposite to the front inner side leg 112;

By the cooperation of the above structures, the ladder structure of the pedal foldable load of the present invention is completed.

Please refer to FIG. 2 to FIG. 4 for the three-dimensional partial exploded state of the ladder-folding load-bearing ladder structure of the present invention, the side-folding folding pedal portion is unfolded and supported by the support frame body, and the side-folding pedal portion is folded with the support frame body. In the state reference drawing, the front leg portion 11 and the rear leg portion 12 are pivotally coupled in a foldable manner by the plurality of folded joint portions 13, and the number of the folding pedal portions 14 is combined with the pivot pin 140 and the front leg portion. 11 is disposed on the upper step 110 of the step 110A, and is pivotally connected by the pivot 110B of the positioning pivot 110A, and the two sides of the support frame 15 are respectively pivotally clamped on the inner side of the front leg portion 11 The card pivot hole 112 is pivoted by the front leg portion 11 and the rear leg portion 12 by a plurality of folded joint portions 13 and is expanded in an A shape, and the front leg portion 11 and the rear leg portion 12 are The step 110, 120 and the lower step 111, 121 are provided for the user to step on the climb, and the folding pedal portion 14 can be set with the step 110 of the front leg portion 11 to be folded and deployed in a relatively close horizontal state, and The support frame portion 15 is pivotable relative to the locking pivot hole 112 on the inner side of the front side leg portion 11 to cause the support frame portion 15 The fixed abutment is engaged with the slot 141 provided on the bottom side of the folding pedal portion 14 for the user to use for the seat, and the folding pedal portion 14 can be provided with the step 110 of the front leg portion 11 to be folded and folded. The front end of the step 110 is pivoted, and the supporting frame 15 is pivoted such that the resisting member 150 is fixedly fixed to the front end of the folding pedal portion 14 and is engaged with the engaging fastening member disposed on the inner side of the step 110 on the front side leg portion 11. 110C, to fix and fold the folding pedal portion 14 to achieve the auxiliary function.

Please refer to FIG. 5 , which is a reference diagram of a step of a ladder-folding load-bearing ladder structure according to the present invention. The front and rear side legs are respectively provided with a folding pedal portion state reference drawing, and the overall structure thereof and the present invention are shown in FIGS. 1 to 4 . Similarly, only the upper step 120 of the rear leg portion 12 is pivoted with the step 110 of the front leg portion 11 to provide the folding pedal portion 14, and the inner side of the rear leg portion 12 is also provided with a locking pivot hole. 122, the two sides of the support frame portion 15 are pivotally locked on the inner side of the rear leg portion 12 opposite to the locking pivot hole 122, and the fixed support frame portion 15 is pivotally fixed to support the fixed folding pedal portion 14 in an expandable and collapsed state. The folding pedal portion 14 is disposed on both sides of the front and rear side leg portions 11, 12 in an expandable and folded state to increase the multiple practicality of the present creation.

In summary, the creation can achieve the above functions and purposes, so the invention should meet the requirements of the patent application, and apply in accordance with the law.

10‧‧‧Folding handrail body

11‧‧‧Front leg

110‧‧‧上上

110A‧‧‧ Positioning

110B‧‧‧ pivot

110C‧‧‧Card fastening parts

111‧‧‧Next step

112‧‧‧ card hole

12‧‧‧ rear leg

120‧‧‧上上

121‧‧‧下级

13‧‧‧Folded joints

14‧‧‧Folding pedal section

140‧‧‧ Combined with the slant

141‧‧‧ card slot

15‧‧‧Support frame

150‧‧‧Resistance

20‧‧‧Folding ladder specific

21‧‧‧Stepped seat

22‧‧‧ steps

1 is a perspective view showing a three-dimensional assembled state of a ladder structure of a pedal foldable load according to the present invention; [FIG. 2] is a perspective exploded view of a ladder structure of a pedal foldable load according to the present invention; [FIG. 3] The side view folding pedal portion of the ladder foldable bearing ladder structure of the present invention is unfolded and supported by the supporting frame body; [Fig. 4] is a side folding folding pedal portion of the ladder folding load carrying ladder structure of the present invention. FIG. 5 is a reference view showing a state in which the folding pedal portion is respectively provided on the front and rear side leg portions of the embodiment of the pedal foldable load according to the embodiment of the present invention. 6 is a reference diagram of a conventional ladder structure of a pedal foldable load according to the present invention;

Claims (9)

A pedal folding loadable ladder structure includes: a folding armrest ladder body, wherein the folding armrest ladder body is provided with a front side leg portion, a rear side leg portion, a plurality of folded joint portions, at least one folding pedal portion, At least one support frame portion, wherein the front side leg portion is combined with an upper step and a lower step, and the upper step is provided with a plurality of positioning pivots, the positioning pivot seat is pivotally connected with a pivot and the front leg portion The inner side of the inner side is oppositely provided with a carding pivot hole, and the rear side leg portion is combined with an upper step and a lower step, and the folding pedal portion is provided with a plurality of combined pivotal ears, the front side leg portion and the rear side leg portion. The folding joint portion is pivotally coupled in a foldable manner, and the number of the folding pedal portion is combined with the pivoting arm, opposite to the set pivoting seat on the front leg portion, and is pivoted by the positioning pivot seat. The pivoting is performed, and the two sides of the supporting frame portion are respectively pivotally clamped to the locking pivot holes opposite to the inner side of the front side leg portion. The pedal-folding-bearing ladder structure according to the first aspect of the invention, wherein, when the front side leg portion and the rear side leg portion are unfolded by the plurality of folded joint portions, the folding pedal portion is opposite to the front side leg portion The steps are folded and unfolded, and the support frame portion is fixedly resisted and clamped on the bottom side of the folding pedal portion. The pedal-folding-bearing ladder structure according to the first aspect of the invention, wherein the bottom side of the folding pedal portion is provided with a card slot far away from the pivot end, and the folding pedal portion is set with respect to the front leg portion. When the step fold is unfolded, the support frame portion is fixedly resisted and engaged in the card slot. The pedal-folding-bearing ladder structure according to the first aspect of the invention, wherein the front side leg portion is provided with a snap-fit member on the inner side of the step, and the support frame body is clamped and folded. The snap fasteners are used in the card. The pedal-folding-bearing ladder structure according to the first aspect of the invention, wherein the side of the support frame portion is provided with a resisting member, and the folding pedal portion is folded with respect to the step on the front side leg portion. The support frame pivotally retracts and engages the resisting member at the end of the folding pedal portion. The pedal-folding-bearing ladder structure according to the first aspect of the invention, wherein the step of the rear leg portion is the same as that of the front leg portion, and the folding pedal portion is disposed, and the rear side is The inner side of the leg portion is also oppositely provided with a locking pivot hole, and the two sides of the support frame portion are pivotally clamped on the inner side of the rear side leg portion to be opposite to the locking pivot hole, and the pivotally fixed support frame portion is expandable and foldable. The state supports the fixed folding pedal portion such that the folding pedal portion is disposed in the deployable and folded state on the rear side portion, and the support frame portion is fixedly resisted to be engaged on the bottom side of the folding pedal portion. The pedal-folding-bearing ladder structure according to the sixth aspect of the invention, wherein the bottom side of the folding pedal portion is provided with a card slot, and the folding pedal portion is folded and extended with respect to the step of the front leg portion. The support frame portion is fixedly resisted and engaged in the card slot. The pedal-folding-bearing ladder structure according to the sixth aspect of the invention, wherein the front side leg portion is provided with a snap-fit member on the inner side of the step, and the support frame is clamped when the frame is pivotally folded. The snap fasteners are used in the card. The pedal-folding-bearing ladder structure according to the sixth aspect of the invention, wherein the side of the support frame portion is provided with a resisting member, and the folding pedal portion is folded with respect to the step on the front side leg portion. The support frame pivotally retracts and engages the resisting member at the end of the folding pedal portion.