CN216690942U

CN216690942U - Folding working ladder

Info

Publication number: CN216690942U
Application number: CN202122473771.0U
Authority: CN
Inventors: 韦玮; 戴建华
Original assignee: Jiangxi Yarui Technology Co ltd
Current assignee: Jiangxi Yarui Technology Co ltd
Priority date: 2021-10-14
Filing date: 2021-10-14
Publication date: 2022-06-07
Anticipated expiration: 2031-10-14

Abstract

The utility model discloses a folding type working ladder which comprises two groups of outer sliding pipe assemblies, wherein the upper ends of the outer sliding pipe assemblies are arranged in a hollow mode; the inner sliding pipe assemblies are arranged into two groups, the lower ends of the inner sliding pipe assemblies are inserted into the outer sliding pipe assemblies, positioning holes are formed in the side walls of the inner sliding pipe assemblies, and the inner sliding pipe assemblies can stretch up and down in the outer sliding pipe assemblies; the left end and the right end of the working platform are hinged with the upper ends of the left inner slide pipe assembly and the right inner slide pipe assembly, and the left inner slide pipe assembly and the right inner slide pipe assembly can be folded between the working platforms. According to the utility model, the outer sliding pipe assembly, the inner sliding pipe assembly and the working platform are assembled, the integral folding of the utility model can be realized through the hinged arrangement, the storage and the carrying are convenient, and the use flexibility of the utility model is greatly improved.

Description

Folding working ladder

Technical Field

The utility model relates to the technical field of ladders, in particular to a folding working ladder.

Background

There are two types of ladders currently in circulation on the market. One type of ladder is a ladder (such as a herringbone ladder) which can be conveniently moved and carried, the ladder is convenient to carry and transfer, but the stability of the ladder standing on the ground is poor, personnel cannot well master the self balance when operating and using the ladder, and certain potential safety hazards exist for users; the other type is a ladder (such as an elevator and a fixed-height ladder) capable of standing stably, the stability of the ladder is higher, the safety is higher than that of the first type, the ladder is inconvenient to carry and heavy, and a large amount of time is consumed for transferring.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides the following technical scheme:

the utility model provides a folding type working ladder,

the device comprises two groups of outer sliding pipe assemblies, wherein the upper ends of the outer sliding pipe assemblies are arranged in a hollow manner;

the inner sliding pipe assemblies are arranged into two groups, the lower ends of the inner sliding pipe assemblies are inserted into the outer sliding pipe assemblies, positioning holes are formed in the side walls of the inner sliding pipe assemblies, and the inner sliding pipe assemblies can stretch up and down in the outer sliding pipe assemblies;

the left end and the right end of the working platform are hinged with the upper ends of the left inner slide pipe assembly and the right inner slide pipe assembly, and the left inner slide pipe assembly and the right inner slide pipe assembly can be folded between the working platforms.

Preferably, the side wall of the outer sliding pipe assembly is provided with a pulley, the outer sliding pipe assembly can follow the inner sliding pipe assembly to be synchronous and can be folded between the working platforms, and the outer sliding pipe assembly and the inner sliding pipe assembly can be moved through the pulley after being folded.

Preferably, the last handrail that is provided with of work platform, the handrail sets up to two sets ofly, two sets of the lower extreme of handrail all has the aluminum pipe connecting piece, the aluminum pipe connecting piece with be provided with ninety degrees auto-lock hinge between the work platform, ninety degrees auto-lock hinge one end with the aluminum pipe connecting piece is connected, ninety degrees auto-lock hinge the other end with work platform connects, ninety degrees auto-lock hinge can 90 degrees rotatory auto-locks.

Preferably, the upper end of outer slide tube subassembly is provided with stop gear, stop gear includes the spring bayonet lock, the flexible end of spring bayonet lock runs through the lateral wall of outer slide tube subassembly, works as under the interior slide tube subassembly shrink state, the spring bayonet lock is in by the compression state, works as interior slide tube subassembly draws to the locating hole with when the spring bayonet lock corresponds, the flexible end of spring bayonet lock directly pops out to in the locating hole self-locking.

Preferably, the handrail is provided with anti-skidding lines, and the anti-skidding lines are convenient for improving the hand friction force of an operator.

Preferably, the working platform is provided with a friction surface, and the friction surface can prevent an operator from slipping on the working platform.

The utility model has the beneficial effects that

The outer sliding pipe assembly, the inner sliding pipe assembly and the working platform are assembled, the integral folding of the folding table can be realized through the hinged arrangement, the storage and the carrying are convenient, the use flexibility of the folding table is greatly improved, the inner sliding pipe assembly is telescopically arranged in the outer sliding pipe assembly, the height of the folding table is adjustable, the use flexibility of the folding table is further improved, in addition, the pulley is arranged on the side wall of the outer sliding pipe assembly, the integral transportation after the folding table is convenient, and the convenience of the folding table is improved.

Drawings

FIG. 1 is a schematic view of the structure of the present invention.

FIG. 2 is a schematic view of the outer slide tube assembly of the present invention.

FIG. 3 is a schematic view of the inner slide tube assembly of the present invention.

Fig. 4 is a schematic structural view of the knuckle lock head of the utility model.

Description of reference numerals: 1-outer sliding pipe component, 2-inner sliding pipe component, 3-positioning hole, 4-working platform, 5-joint lock head, 6-armrest and 7-spring bayonet lock.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

As shown in fig. 1 to 4, the present invention provides a folding work ladder,

the device comprises outer sliding pipe assemblies 1, wherein the outer sliding pipe assemblies 1 are arranged into two groups, and the upper ends of the outer sliding pipe assemblies 1 are arranged in a hollow mode;

the inner sliding pipe assemblies 2 are arranged in two groups, the lower ends of the inner sliding pipe assemblies 2 are inserted into the outer sliding pipe assemblies 1, positioning holes 3 are formed in the side walls of the inner sliding pipe assemblies 2, the inner sliding pipe assemblies 2 can stretch up and down in the outer sliding pipe assemblies 1, in the embodiment, the positioning holes 3 are at least arranged in two groups, the two groups of positioning holes 3 are convenient to improve the height of the inner sliding pipe assemblies 2, the multiple groups of positioning holes enable the integral height of the sliding pipe assembly to be adjustable, and the use flexibility of the sliding pipe assembly is greatly improved;

The left end and the right end of the working platform 4 are hinged with the upper ends of the left inner slide pipe component 2 and the right inner slide pipe component 2, the left inner slide pipe component 2 and the right inner slide pipe component can be folded with the working platform 4, the hinged arrangement is provided as a working ladder joint lock head 5, a revolute pair hinge joint is adopted, the connected inner slide pipe components 2 can be driven to rotate, the inner slide pipe components 2 can be folded, two mounting plates on the outer side of the joint lock head 5 are provided with guide grooves and are provided with spring self-locking components, two mounting plates in the inner part are provided with clamping groove openings, the two mounting plates are connected through a rotary hinge joint, when the two ends of the joint lock head 5 rotate, when the joint lock head rotates to the clamping groove position, the spring self-locking components clamp the clamping grooves to form self-locking, the pull rod is pulled to release the self-locking and can continue to rotate,

the side wall of the outer sliding pipe component 1 is provided with a pulley, the outer sliding pipe component 1 can be folded with the working platform 4 along with the inner sliding pipe component 2, the outer sliding pipe component 1 and the inner sliding pipe component 2 can move through the pulley after being folded,

according to the folding type folding machine, the outer sliding pipe assembly 1, the inner sliding pipe assembly 2 and the working platform 4 are assembled, the integral folding of the folding type folding machine can be realized through the hinged arrangement, the storage and the carrying are convenient, the using flexibility of the folding type folding machine is greatly improved, the inner sliding pipe assembly 2 is telescopically arranged in the outer sliding pipe assembly 1, the height of the folding type folding machine is adjustable, the using flexibility of the folding type folding machine is further improved, and the pulleys are arranged on the side wall of the outer sliding pipe assembly 1, so that the integral transportation after the folding type folding machine is convenient, and the convenience of the folding type folding machine is improved;

The working platform 4 is provided with handrails 6, the handrails 6 are arranged into two groups, the lower ends of the two groups of handrails 6 are respectively provided with an aluminum pipe connecting piece, a ninety-degree self-locking hinge is arranged between the aluminum pipe connecting piece and the working platform 4, one end of the ninety-degree self-locking hinge is connected with the aluminum pipe connecting piece, the other end of the ninety-degree self-locking hinge is connected with the working platform 4, and the ninety-degree self-locking hinge can rotate and self-lock by 90 degrees;

the upper end of the outer sliding pipe assembly 1 is provided with a limiting mechanism, the limiting mechanism comprises a spring bayonet lock 7, the telescopic end of the spring bayonet lock 7 penetrates through the side wall of the outer sliding pipe assembly 1, the spring bayonet lock 7 is in a compressed state when the inner sliding pipe assembly 2 is in a contracted state, and when the inner sliding pipe assembly 2 is pulled up to the positioning hole 3 to correspond to the spring bayonet lock 7, the telescopic end of the spring bayonet lock 7 is directly popped into the positioning hole 3 to be self-locked, so that the stability of the operation process of the utility model is improved;

the handrail 6 is provided with anti-skidding lines, the anti-skidding lines are convenient for improving hand friction force of operators, the working platform 4 is provided with a friction surface, and the friction surface can prevent the operators from skidding on the working platform 4.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. A folding type working ladder, which is characterized in that,

2. The folding work ladder of claim 1,

the lateral wall of outer slide pipe subassembly is provided with the pulley, outer slide pipe subassembly can follow interior slide pipe subassembly synchronous with folding between the work platform, outer slide pipe subassembly with the accessible after the folding completion of interior slide pipe subassembly the pulley removes.

3. The folding work ladder of claim 2,

the utility model discloses a work platform, including work platform, handrail, aluminium pipe connecting piece, ninety degree auto-lock hinge one end with the aluminium pipe connecting piece is connected, ninety degree auto-lock hinge's the other end with work platform connects, ninety degree auto-lock hinge can 90 degrees rotatory auto-locks.

4. The folding work ladder of claim 1,

the upper end of outer slide tube subassembly is provided with stop gear, stop gear includes the spring bayonet lock, the flexible end of spring bayonet lock runs through the lateral wall of outer slide tube subassembly, works as under the interior slide tube subassembly shrink state, the spring bayonet lock is in by compressed state, works as interior slide tube subassembly draws and rises the locating hole with when the spring bayonet lock corresponds, the flexible end of spring bayonet lock directly pops out to self-locking in the locating hole.

5. The folding work ladder of claim 3,

the handrail is provided with anti-skid lines.

6. The folding work ladder of claim 1,

the working platform is provided with a friction surface which can prevent an operator from skidding on the working platform in a step mode.