阅读说明：本技术 一种带有工具盘的棍子梯 (Stick ladder with tool disc ) 是由 潘晓飞 于 2021-06-24 设计创作，主要内容包括：一种带有工具盘的棍子梯,包括顶部转动连接的两个支腿,所述支腿包括平行设置的两支梯腿,且平行设置的梯腿之间设有若干根踏杆；其特征在于,两个支腿之间设有梯腿铰链组件,梯腿铰链组件相对设置于支腿的两支梯腿上；所述梯腿铰链组件上设有工具盘,工具盘上形成有若干个小格子和大小形状各异的孔；与现有技术相比,通过在梯子顶部设置可翻转的工具盘,使得当梯子展开时,可翻转工具盘将工具盘搁置于梯子上,且工具盘上设有与梯子可拆卸式连接的锁扣,使得工具盘在梯子上具有更好的稳定性；同时在收纳时,梯腿上设有与工具盘相适配的锁紧装置,从而使得工具盘在收纳后也具有良好的稳定性。(A stick ladder with a tool plate comprises two support legs which are rotatably connected at the top, wherein each support leg comprises two ladder legs which are arranged in parallel, and a plurality of pedal rods are arranged between the ladder legs which are arranged in parallel; the ladder leg hinge assembly is arranged between the two support legs and is oppositely arranged on the two ladder legs of the support legs; the ladder leg hinge assembly is provided with a tool tray, and a plurality of small lattices and holes with different sizes and shapes are formed on the tool tray; compared with the prior art, the tool tray which can be overturned is arranged at the top of the ladder, so that when the ladder is unfolded, the tool tray can be overturned to place the tool tray on the ladder, and the tool tray is provided with the lock catch which is detachably connected with the ladder, so that the tool tray has better stability on the ladder; simultaneously when accomodating, be equipped with the locking device with tool holder looks adaptation on the ladder leg to make the tool holder also have good stability after accomodating.)

1. A stick ladder with a tool plate comprises two support legs which are rotatably connected at the top, wherein each support leg comprises two ladder legs (1) which are arranged in parallel, and a plurality of foot bars (2) are arranged between the ladder legs (1) which are arranged in parallel; the ladder leg hinge assembly is characterized in that a ladder leg hinge assembly (3) is arranged between the two support legs, and the ladder leg hinge assemblies (3) are oppositely arranged on the two ladder legs (1) of the support legs; the ladder leg hinge assembly (3) is provided with a tool disc (4), and a plurality of small lattices and holes with different sizes and shapes are formed on the tool disc (4); one end of the tool tray (4) is hinged with the ladder leg hinge assembly (3), and the other end of the tool tray (4) is connected with the other ladder leg hinge assembly (3) in a locking manner; the ladder leg hinge assembly (3) comprises a ladder leg hinge outer side assembly (3A) and a ladder leg hinge inner side assembly (3B) which are connected; the ladder legs (1) are further provided with locking devices for locking the tool disc (4).

2. The stick ladder with the tool tray as claimed in claim 1, wherein the ladder leg hinge outer assembly (3A) and the ladder leg hinge inner assembly (3B) are rotatably connected, the ladder leg hinge outer assembly (3A) and the ladder leg hinge inner assembly (3B) are respectively connected to two adjacent ladder legs (1), the pedal rod (2) is formed by hinging two support rods, and the ends of the support rods are rotatably connected with the ladder legs (1).

3. Stick ladder with tool tray according to claim 1, characterized in that the tool tray (4) is formed with two spindle supports (5) arranged side by side at one end and that a multi-axis hinge (6) is arranged between the two spindle supports (5) in connection with the ladder leg hinge assembly (3).

4. The stick ladder with the tool tray as claimed in claim 3, wherein the multi-axis hinge (6) comprises a turning plate and a limiting plate which are rotatably connected, the turning plate is formed with a first shaft hole (6-1) communicated with the rotating shaft bracket (5), and a first rivet shaft (7) is arranged in the first shaft hole (6-1), and the limiting plate is rotatably connected to the ladder leg hinge assembly (3).

5. The stick ladder with the tool disc according to claim 4, wherein a second shaft hole (6-2) and an arc-shaped hole (6-3) are formed in the limiting plate, a double-diameter rivet shaft (8) sequentially penetrating through the limiting plate, the ladder leg hinge outer side assembly (3A) and the ladder leg hinge inner side assembly (3B) is arranged in the second shaft hole (6-2), a round hole (3A-2) communicated with the arc-shaped hole (6-3) is formed in the ladder leg hinge outer side assembly (3A), and a limiting rivet (11) connected with the round hole (3A-2) is arranged in the arc-shaped hole (6-3).

6. The stick ladder with the tool disc is characterized in that the other end of the tool disc (4) is provided with a lock catch (14) and a second rivet shaft (13), the second rivet shaft (13) penetrates through the lock catch (14), a matching hole (12) matched with the second rivet shaft (13) is formed in the tool disc (4), the lock catch (14) is rotatably connected to the end of the tool disc (4), and the lock catch (14) is matched with the ladder leg hinge assembly (3).

7. Stick ladder with tool tray according to claim 6, characterized in that under the tool tray (4) there are oppositely arranged downwardly protruding limit strips (17), and on both the outside ladder leg hinge assembly (3A) and the inside ladder leg hinge assembly (3B) there are protruding limit tables (18).

8. Stick ladder with tool tray according to claim 7, characterized in that the length of the stop strip (17) is equal to the distance between the stop platforms (18) on the ladder leg hinge outside assembly (3A) and the ladder leg hinge inside assembly (3B), and the outside of the stop strip (17) is against the inside of the ladder leg hinge inside assembly (3B).

9. The stick ladder with the tool disc is characterized in that the locking device comprises a pressing buckle (22), a spring (21) and a third rivet shaft (20), the spring (21) and the pressing buckle (22) are sleeved on the third rivet shaft (20), the spring (21) abuts against the outer side of the pressing buckle (22), and a connecting hole (19) matched with the third rivet shaft (20) is formed in the ladder leg (1).

10. Stick ladder with tool tray according to claim 1, characterized in that the ladder leg hinge outside part (3A) and the ladder leg hinge inside part (3B) are pivotally connected by a double diameter rivet shaft (8).

Technical Field

The invention belongs to the technical field of stick ladders, and particularly relates to a stick ladder with a tool disc.

Background

Stick ladder is a self-supporting hinge ladder, and ladder leg and foot bar all are provided with the hinge joint, are the ladder that is vertical and horizontal all collapsible, therefore its volume all will be littleer in comparison with most ladders, no matter be in foreign trade transportation cost aspect or in the aspect of the family accomodate all very big advantage.

However, the stick ladder in the current market is not enough in the aspect of convenience in use, and because the stick ladder is characterized in that the stick ladder can be folded longitudinally and transversely, the stick ladder in the current market is not provided with a tool tray like a self-standing ladder which can not be folded transversely, and is used for placing tools and parts needed in climbing operation; the operator may need to climb up and down to access the tools and parts multiple times, adding to the difficulty and safety of the job.

As shown in fig. 13-14, which are basic form diagrams of a stick ladder, the stick ladder comprises two ladder legs 1 on two sides, a plurality of step bars 2 are arranged between the ladder legs 1 on two sides, each step bar 2 is formed by hinging two parts, so that two ends and the middle part of each step bar 2 can rotate upwards, the two ladder legs 1 on two sides are respectively connected through a set of hinges 3, fig. 13 is an unfolded state, and fig. 14 is a storage state.

Such a stick ladder is difficult to place parts and tools required by the operator.

Therefore, the invention designs a tool tray suitable for a stick ladder aiming at the difficulty and hidden trouble caused by the insufficient convenience.

Disclosure of Invention

The invention aims to overcome the defects in the prior art and provides the stick ladder with the tool disc, which has a stable structure, is safe and reliable and does not influence the normal use of the stick ladder.

In order to achieve the above purposes, the technical scheme adopted by the invention is as follows: a stick ladder with a tool plate comprises two support legs which are rotatably connected at the top, wherein each support leg comprises two ladder legs which are arranged in parallel, and a plurality of pedal rods are arranged between the ladder legs which are arranged in parallel; the ladder leg hinge assembly is arranged between the two support legs and is oppositely arranged on the two ladder legs of the support legs; the ladder leg hinge assembly is provided with a tool tray, and a plurality of small lattices and holes with different sizes and shapes are formed on the tool tray; one end of the tool tray is hinged with the ladder leg hinge assembly, and the other end of the tool tray is in lock catch type connection with the other ladder leg hinge assembly; the ladder leg hinge assembly comprises a ladder leg hinge outer side assembly and a ladder leg hinge inner side assembly which are connected; and the ladder legs are also provided with locking devices for locking the tool plates.

As a preferable scheme of the invention, the ladder leg hinge outer side assembly and the ladder leg hinge inner side assembly are rotatably connected, the ladder leg hinge outer side assembly and the ladder leg hinge inner side assembly are respectively connected to two adjacent ladder legs, the step bar is formed by hinging two support bars, and the end parts of the support bars are rotatably connected with the ladder legs.

As a preferable scheme of the present invention, two rotation shaft brackets are formed at one end of the tool tray and arranged side by side, and a multi-axis hinge connected to the ladder leg hinge assembly is provided between the two rotation shaft brackets.

As a preferable scheme of the invention, the multi-shaft hinge comprises a turnover piece and a limiting piece which are rotatably connected, a first shaft hole communicated with the rotating shaft bracket is formed in the turnover piece, a first rivet shaft is arranged in the first shaft hole, and the limiting piece is connected to a ladder leg hinge assembly in a rotating mode.

According to a preferable scheme of the invention, a second shaft hole and an arc-shaped hole are formed in the limiting plate, a double-diameter rivet shaft which sequentially penetrates through the limiting plate, the outer assembly of the ladder leg hinge and the inner assembly of the ladder leg hinge is arranged in the second shaft hole, a round hole communicated with the arc-shaped hole is formed in the outer assembly of the ladder leg hinge, and a limiting rivet connected with the round hole is arranged in the arc-shaped hole.

As a preferable scheme of the invention, the other end of the tool plate is provided with a lock catch and a second rivet shaft, the second rivet shaft penetrates through the lock catch, a matching hole matched with the second rivet shaft is formed in the tool plate, the lock catch is rotatably connected to the end part of the tool plate, and the lock catch is matched with the ladder leg hinge assembly.

As a preferable scheme of the invention, a downward convex limiting strip is arranged below the tool plate, and convex limiting platforms are arranged on the outer side component of the ladder leg hinge and the inner side component of the ladder leg hinge.

As a preferable scheme of the invention, the length of the limiting strip is equal to the distance between the limiting platforms on the ladder leg hinge outer side assembly and the ladder leg hinge inner side assembly, and the outer side of the limiting strip is abutted against the inner side surface of the ladder leg hinge inner side assembly.

As a preferred scheme of the invention, the locking device comprises a press buckle, a spring and a third rivet shaft, the spring and the press buckle are sleeved on the third rivet shaft, the spring is abutted against the outer side of the press buckle, and a connecting hole matched with the third rivet shaft is formed on the ladder leg.

In a preferred embodiment of the present invention, the ladder leg hinge outer side assembly and the ladder leg hinge inner side assembly are rotatably connected by a double-diameter rivet shaft.

Compared with the prior art, the invention has the beneficial effects that: the tool tray capable of being turned is arranged at the top of the ladder, so that when the ladder is unfolded, the tool tray can be turned to place on the ladder, and the tool tray is provided with the lock catch detachably connected with the ladder, so that the tool tray has better stability on the ladder; simultaneously when accomodating, be equipped with the locking device with tool holder looks adaptation on the ladder leg to make the tool holder have good stability after accomodating.

Drawings

FIG. 1 is a schematic view of a tool tray of the present invention in use;

FIG. 2 is a schematic view of a tool tray of the present invention in a stowed position;

FIG. 3 is a schematic view of the overall storage of the present invention;

FIG. 4 is an exploded view of the tool tray;

FIG. 5 is a schematic view of the attachment of a ladder leg hinge assembly;

FIG. 6 is a schematic view of the attachment of a ladder leg hinge assembly to a polyaxial hinge;

FIG. 7 is a schematic view of the attachment of a tool tray to a ladder leg hinge assembly;

FIG. 8 is a schematic view of the articulation of the tool pan and ladder leg hinge assembly;

FIG. 9 is a schematic view of the latched connection of the tool pan to the ladder leg hinge assembly;

FIG. 10 is a schematic view of the spacing of the tool tray on the multi-axis hinge;

FIG. 11 is a schematic view of the spacing of the tool tray on the multi-axis hinge;

FIG. 12 is a schematic view of the locking device being connected;

FIG. 13 is a schematic diagram of a prior art configuration;

fig. 14 is a storage state diagram of the prior art;

reference numbers in the figures: ladder leg 1, pedal rod 2, ladder leg hinge assembly 3, ladder leg hinge outside assembly 3A, outside assembly shaft hole 3A-1, round hole 3A-2, ladder leg hinge inside assembly 3B, inside assembly shaft hole 3B-1, tool disc 4, pivot support 5, multiaxis hinge 6, first shaft hole 6-1, second shaft hole 6-2, arc hole 6-3, first rivet shaft 7, double-diameter rivet shaft 8, first isolation washer 9, first technology washer 10, restriction rivet 11, mating hole 12, second rivet shaft 13, hasp 14, second isolation washer 15, second technology washer 16, spacing strip 17, spacing platform 18, connecting hole 19, third rivet shaft 20, spring 21, pressure buckle 22, third isolation washer 23, concave 24.

Detailed Description

The following describes embodiments of the present invention in detail with reference to the accompanying drawings.

As shown in fig. 1-12, a stick ladder with a tool plate comprises two support legs with the tops rotatably connected, wherein each support leg comprises two ladder legs 1 arranged in parallel, and a plurality of pedal rods 2 are arranged between the ladder legs 1 arranged in parallel; a ladder leg hinge assembly 3 is arranged between the two support legs, and the ladder leg hinge assemblies 3 are oppositely arranged on the two ladder legs 1 of the support legs; the ladder leg hinge assembly 3 is provided with a tool tray 4, and the tool tray 4 is provided with a plurality of small lattices and holes with different sizes and shapes for containing parts and inserting tools; one end of the tool disk 4 is hinged with the ladder leg hinge assembly 3, and the other end of the tool disk 4 is in lock catch type connection with the other ladder leg hinge assembly 3; the ladder leg hinge assembly 3 comprises a ladder leg hinge outer side assembly 3A and a ladder leg hinge inner side assembly 3B which are connected; the ladder legs 1 are also provided with locking devices for locking the tool disc 4.

Ladder leg hinge outside subassembly 3A and the inboard subassembly 3B of ladder leg hinge rotate to be connected, and ladder leg hinge outside subassembly 3A and ladder leg hinge inboard are connected respectively on two adjacent ladder legs 1, foot bar 2 comprises two spinal branch vaulting poles are articulated, the bracing piece tip rotates with ladder leg 1 to be connected, the quantity of foot bar 2 sets up according to actual need, both ends and the middle part of every foot bar 2 all can make progress the pivoted, and when 2 horizontality of foot bar, two spinal branch vaulting pole bottoms offset, thereby realize the spacing of foot bar 2.

Two rotating shaft supports 5 arranged side by side are formed at one end of the tool plate 4, a multi-shaft hinge 6 connected with the ladder leg hinge assembly 3 is arranged between the two rotating shaft supports 5, the multi-shaft hinge 6 comprises a turning piece and a limiting piece which are connected in a rotating mode, a first shaft hole 6-1 communicated with the rotating shaft supports 5 is formed in the turning piece, a first rivet shaft 7 is arranged in the first shaft hole 6-1, and the limiting piece is connected to the ladder leg hinge assembly 3 in a rotating mode.

The first rivet shaft 7 penetrates through the shaft hole of one of the rotating shaft supports 5, the first shaft hole 6-1 of the multi-shaft hinge 6 and the shaft hole of the other rotating shaft support 5 in sequence and then is riveted and hinged, so that the first rivet shaft 7 serves as a shaft, and the tool disc 4 is rotatably connected with the turnover piece.

A second shaft hole 6-2 and an arc-shaped hole 6-3 are formed on the limiting plate, a double-diameter rivet shaft 8 which sequentially penetrates through the limiting plate, the ladder leg hinge outer side assembly 3A and the ladder leg hinge inner side assembly 3B is arranged in the second shaft hole 6-2, a round hole 3A-2 communicated with the arc-shaped hole 6-3 is formed on the ladder leg hinge outer side assembly 3A, and a limiting rivet 11 connected with the round hole 3A-2 is arranged in the arc-shaped hole 6-3.

A first isolation washer 9 is arranged between the ladder leg hinge outer side component 3A and the limiting piece, a first process washer 10 is arranged on the outer side of the ladder leg hinge inner side component 3B, and a double-diameter rivet shaft 8 sequentially penetrates through a second shaft hole 6-2 of the multi-shaft hinge 6, the first isolation washer 9, an outer side component shaft hole 3A-1 of the ladder leg hinge outer side component 3A, a shaft hole inner side component shaft hole 3B-1 of the ladder leg hinge inner side component 3B and the first process washer 10 and then is riveted and hinged, wherein after a large-diameter part of the double-diameter rivet shaft 8 only penetrates through the second shaft hole 6-2 of the multi-shaft hinge 6, a step between the large-diameter part and a small-diameter part props against the plane of the first isolation washer 9, and after the small-diameter part sequentially penetrates through the first isolation washer 9, the ladder leg hinge outer side component 3A, the ladder leg hinge inner side component 3B and the first process washer 10.

The limiting rivet 11 sequentially penetrates through the arc-shaped hole 6-3 on the multi-axis hinge 6 and the round hole 3A-2 on the outer component 3A of the ladder leg hinge and is movably riveted. The double-diameter rivet shaft 8 is used as a shaft, the tool disc 4 cannot rotate towards the D1 direction due to the matching of the limiting rivet 11 and the arc-shaped hole 6-3, the tool disc is limited after rotating towards the D2 direction to the limited range of the arc-shaped hole 6-3, the position of the tool disc 4 is the maximum limit position of the tool disc rotating towards the D2 direction, but the rotation range required by the tool disc 4 to be fixed on the ladder leg 1 when the tool disc 4 is stored is within the allowed rotation range of the D2 direction.

And a double-diameter rivet shaft 8 is also arranged at the top of the other side of the ladder and sequentially penetrates through the first isolation washer 9, the shaft hole 3A-1 of the ladder leg hinge outer side component 3A, the shaft hole inner side component shaft hole 3B-1 of the ladder leg hinge inner side component 3B and the first process washer 10 to be riveted and hinged, wherein a step between a large-diameter part and a small-diameter part of the double-diameter rivet shaft 8 is abutted against the plane of the first isolation washer 9, and the small-diameter part sequentially penetrates through the first isolation washer 9, the ladder leg hinge outer side component 3A, the ladder leg hinge inner side component 3B and the first process washer 10.

The other end of the tool plate 4 is provided with a lock catch 14 and a second rivet shaft 13, the second rivet shaft 13 penetrates through the lock catch 14, a matching hole 12 matched with the second rivet shaft 13 is formed in the tool plate 4, the lock catch 14 is rotatably connected to the end of the tool plate 4, and the lock catch 14 is matched with the ladder leg hinge assembly 3.

The other end of the tool disc 4 is provided with a matching hole 12, a second rivet shaft 13 penetrates through a lock catch 14, a second isolation washer 15, the matching hole 12 and a second process washer 16 in sequence and then is movably riveted, and the process effect after the movable riveting is that the lock catch 13 can rotate in the radial direction by pulling out with a hand, but does not move in the axial direction and cannot rotate in the radial direction when no external force acts on the lock catch.

The lower side of tool plate 4 is equipped with relative bellied spacing 17 downwards that sets up, all is equipped with bellied spacing platform 18 on ladder leg hinge outside subassembly 3A and the inboard subassembly 3B of ladder leg hinge, and spacing 17 is the spacing of long and narrow shape, and spacing platform 18 is located the below of ladder leg hinge outside subassembly 3A and the inboard subassembly 3B top platform of ladder leg hinge, and spacing platform 18 is located ladder leg hinge outside subassembly 3A and the inboard subassembly 3B of ladder leg hinge inboard.

The length of the limiting strip 17 is equal to the distance between the limiting platforms 18 on the ladder leg hinge outer side component 3A and the ladder leg hinge inner side component 3B, and the outer side of the limiting strip 17 is abutted to the inner side face of the ladder leg hinge inner side component 3B.

The tool plate 4 is turned and unfolded, when the bottom surface of the tool plate 4 is in plane contact with the top of the ladder leg hinge assembly 3, the limiting strip 17 arranged below the tool plate 4 enters between one limiting platform 18 and two limiting platforms 18 which are respectively arranged on the ladder leg hinge outer side assembly 3A and the ladder leg hinge inner side assembly 3B; thereby limiting the movement of the tool plate 4 in the front and rear directions, and enabling the two ends of the limiting strip 17 to respectively abut against the limiting tables 18 on the ladder leg hinge outer side component 3A and the ladder leg hinge inner side component 3B.

Meanwhile, the outer side surface of the limiting strip 17 is simultaneously contacted with the inner side surface of the ladder leg hinge inner side component 3B, so that the movement of the tool plate 4 in the length direction is limited.

When the tool tray 4 is unfolded in place (i.e. when the bottom surface of the tool tray 4 is in planar contact with the top of the ladder leg hinge 3), the toggle lock 14 is manually clamped into the large-diameter part of the double-diameter rivet shaft 8 between the double-diameter rivet shaft 8 and the first isolation washer 9, so that the tool tray 4 is limited to move in the up-and-down direction, and at the moment, the directions of the front, the back, the left, the right, the up-and-down direction of the tool tray 4 are limited, so that the stability and the reliability of the tool tray in use are ensured.

Locking device is buckled 22, spring 21 and third rivet axle 20 including pressing, and spring 21 with press buckle 22 to cup joint on third rivet axle 20, and spring 21 offsets with pressing the buckle 22 outside, is formed with the connecting hole 19 with third rivet axle 20 looks adaptation on the ladder leg 1.

The locking device comprises a connecting hole 19 formed in one ladder leg on the same side of a ladder leg hinge assembly 3 movably riveted with a multi-axis hinge 6, and a third rivet shaft 20 penetrates through a spring 21, a round hole in a press buckle 22, a third isolation washer 23 and the connecting hole 19 in sequence and then is fixedly riveted.

One end of the spring 21 is abutted against the head of the third rivet shaft 20, the other end of the spring 21 is abutted against the plane with the round hole of the press buckle 22, the press buckle 22 can be used for hooking and pulling the spring 21 to move in the axial direction and the radial direction of the rivet shaft 20 by fingers, when the tool plate 4 is stored, one surface of the grid arranged on the tool plate 4 is tightly attached to the ladder leg 1, then the press buckle 22 is pulled by the fingers, the concave position 24 arranged below the tool plate 4 is pressed and buckled by the other end of the press buckle 22 with the round hole end, and at the moment, the tool plate 4 is pressed and buckled and fixed on the ladder leg 1 by the aid of the pressure of the spring 21 and the action of the press buckle 22.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention; thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Although the reference numerals in the figures are used more here: ladder leg 1, pedal rod 2, ladder leg hinge assembly 3, ladder leg hinge outside assembly 3A, outside assembly shaft hole 3A-1, round hole 3A-2, ladder leg hinge inside assembly 3B, inside assembly shaft hole 3B-1, tool disc 4, pivot bracket 5, multi-shaft hinge 6, first shaft hole 6-1, second shaft hole 6-2, arc hole 6-3, first rivet shaft 7, double-diameter rivet shaft 8, first spacer washer 9, first technical washer 10, limit rivet 11, mating hole 12, second rivet shaft 13, lock catch 14, second spacer washer 15, second technical washer 16, limit strip 17, limit platform 18, connecting hole 19, third rivet shaft 20, spring 21, press catch 22, third spacer washer 23, concave position 24, and the like terms, but does not exclude the possibility of using other terms; these terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.