CN216741332U

CN216741332U - Telescopic ladder strengthening rib D type pedal tube

Info

Publication number: CN216741332U
Application number: CN202220121043.5U
Authority: CN
Inventors: 刘忠伟; 李涛; 丁尚贵; 何心立
Original assignee: Qingdao Fuyou Tools Co ltd
Current assignee: Qingdao Fuyou Tools Co ltd
Priority date: 2022-01-17
Filing date: 2022-01-17
Publication date: 2022-06-14
Anticipated expiration: 2032-01-17

Abstract

The utility model relates to the technical field of a D-shaped pedal pipe of an extension ladder, in particular to a D-shaped pedal pipe with an extension ladder reinforcing rib, which comprises a pedal pipe main body, wherein the top of the pedal pipe main body is provided with a first anti-skid convex strip, the two sides of the pedal pipe main body are provided with second anti-skid convex strips, the top of the pedal pipe main body and the two sides of the first anti-skid convex strip are provided with double-line anti-skid strips, the top of the pedal pipe main body and the side between the double-line anti-skid strips and the adjacent side of the second anti-skid convex strips are provided with an anti-skid frosted layer, the inside of the pedal pipe main body is provided with a reinforcing support structure, the front end and the rear end of the pedal pipe main body are fixedly provided with installation pipe sections, the bottom end of the pedal pipe main body is provided with clamping limit convex strips, the whole structure is simple, the reinforcing support structure and the anti-skid structure are provided, so that the bearing capacity of the pedal pipe is larger, the pedal pipe is firmer and the anti-skid safe use, the anti-skid structure is convenient to disassemble and replace, and the stability and the practicability are higher, has certain popularization value.

Description

Telescopic ladder strengthening rib D type pedal tube

Technical Field

The utility model relates to the technical field of a D-shaped pedal tube of an extension ladder, in particular to a D-shaped pedal tube with an extension ladder reinforcing rib.

Background

The extension ladder is a ladder that can stretch and shorten, and in the extension ladder use, its essential element D type is stepped on the pipe and is need play superstrong bearing effect, and the pipe is hollow and plain noodles design is stepped on to the tradition, and the less easy deformation of bearing capacity is buckled and antiskid nature is not enough, leads to the safety in utilization not enough, and the D type is stepped on the pipe simultaneously and is damaged the back, and the dismouting change of being not convenient for is used.

Therefore, there is a need for an extension ladder reinforcement D-step tube that improves upon the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a D-shaped pedal tube of a telescopic ladder reinforcing rib to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

pipe is stepped on to extension ladder strengthening rib D type, including stepping on a tub main part, the top of stepping on a tub main part is equipped with first anti-skidding sand grip, the both sides of stepping on a tub main part are equipped with second anti-skidding sand grip, the both sides of stepping on the top of tub main part and lieing in first anti-skidding sand grip are equipped with the double-line antislip strip, it is equipped with anti-skidding dull and stereotyped layer to step on the top of tub main part and lie in between the adjacent one side of double-line antislip strip and second anti-skidding sand grip, the inside of stepping on a tub main part is equipped with enhancement bearing structure, the equal fixed mounting in both ends has the installation pipeline section around stepping on a tub main part, the bottom of stepping on a tub main part is equipped with and clamps spacing sand grip.

As a preferable scheme of the present invention, the plurality of clamping limit convex strips are arranged at equal intervals.

As a preferable scheme of the present invention, the reinforcing support structure includes reinforcing rib vertical plates and reinforcing rib supports, the reinforcing rib vertical plates are installed on two sides of the interior of the pedal tube main body, and the reinforcing rib supports are installed inside the pedal tube main body and between adjacent sides of the two reinforcing rib vertical plates.

As a preferable scheme of the utility model, the reinforcing rib bracket is in an X-shaped bracket structure.

As the preferable scheme of the utility model, the bottom end of the mounting pipe section is provided with a mounting screw hole.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the two reinforcing rib vertical plates and the X-shaped reinforcing rib support form a reinforced support structure, so that the inner part of the pedal pipe main body can be supported and born conveniently, the pedal pipe is not easy to deform and bend, the anti-skid performance of the outer surface of the pedal pipe main body is increased through the first anti-skid convex strips, the double-line anti-skid strips, the second anti-skid convex strips and the anti-skid frosted layers on the outer surface of the pedal pipe main body, and the stable and safe anti-skid function of pedaling is increased, and the installation pipe sections at two ends are conveniently inserted into the upper side of the installation and connection structure at the inner side of the extension ladder and connected with the installation screw holes through the installation bolts for assembly and use.

Drawings

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

FIG. 2 is a schematic view of the overall internal structure of the present invention;

fig. 3 is a schematic structural view of the reinforced support structure of the present invention.

In the figure: 1. a pedal pipe main body; 101. a first anti-slip rib; 102. a double-line antislip strip; 103. a second anti-slip bead; 104. an anti-skid frosting layer; 105. clamping a limiting convex strip; 2. reinforcing the support structure; 201. a vertical plate of a reinforcing rib; 202. a reinforcing rib bracket; 3. installing a pipe section; 4. and installing screw holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to 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, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without any creative work based on the embodiments of the present invention belong to the protection scope of the present invention.

To facilitate an understanding of the utility model, the utility model will now be described more fully hereinafter with reference to the accompanying drawings. Several embodiments of the utility model are presented. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-3, the present invention provides a technical solution:

a D-shaped pedal pipe with an extension ladder reinforcing rib comprises a pedal pipe main body 1, wherein a first anti-skid convex strip 101 is arranged at the top of the pedal pipe main body 1, second anti-skid convex strips 103 are arranged on two sides of the pedal pipe main body 1, double-line anti-skid convex strips 102 are arranged at the top of the pedal pipe main body 1 and positioned on two sides of the first anti-skid convex strip 101, an anti-skid frosting layer 104 is arranged at the top of the pedal pipe main body 1 and positioned between the double-line anti-skid convex strips 102 and one side adjacent to the second anti-skid convex strips 103, a reinforcing support structure 2 is arranged inside the pedal pipe main body 1, mounting pipe sections 3 are fixedly mounted at the front end and the rear end of the pedal pipe main body 1, clamping limit convex strips 105 are arranged at the bottom end of the pedal pipe main body 1, the overall structure is simple, and the reinforcing support structure and the anti-skid structure are convenient for enabling the bearing force of the pedal pipe to be larger, more firm and durable and anti-skid safe, the device is convenient to disassemble, assemble, replace and use, has higher stability and practicability, and has certain popularization value.

In the embodiment, referring to fig. 1, 2 and 3, a plurality of clamping limiting convex strips 105 are distributed at equal intervals; installation screw 4 has been seted up to the bottom of installation pipeline section 3, and the installation pipeline section 3 through both ends is convenient for insert into the inboard installation connection structure upside of extension ladder and is connected with installation screw 4 through the construction bolt and assembles the use, makes things convenient for the dismouting to change the use.

In an embodiment, referring to fig. 1, fig. 2 and fig. 3, the reinforcing support structure 2 includes a reinforcing rib vertical plate 201 and a reinforcing rib bracket 202, the reinforcing rib vertical plates 201 are installed on two sides of the inside of the pedal tube main body 1, and the reinforcing rib bracket 202 is installed inside the pedal tube main body 1 and between two adjacent sides of the reinforcing rib vertical plates 201; the strengthening rib support 202 is X type supporting structure, constitutes reinforcing support structure 2 through two strengthening rib risers 201 and X type strengthening rib support 202, is convenient for to stepping on 1 inside support and the bearing effect of playing of pipe main part, and non-deformable buckles to the life of pipe main part 1 is stepped on in the extension.

The working principle is as follows: when in use, the reinforced support structure 2 is formed by the two vertical reinforcing rib plates 201 and the X-shaped reinforcing rib bracket 202, which is convenient for supporting and bearing the inside of the pedal tube main body 1 and is not easy to deform and bend, the anti-skid performance of the outer surface of the pedal tube main body 1 is increased by the first anti-skid convex strips 101, the double-line anti-skid strips 102, the second anti-skid convex strips 103 and the anti-skid frosting layer 104 on the outer surface of the pedal tube main body 1, and the stable and safe anti-skid function of the pedal is also increased, the mounting tube sections 3 at two ends are convenient to insert into the upper side of the mounting and connecting structure at the inner side of the extension ladder and are connected with the mounting screw holes 4 through the mounting bolts for assembly and use, so that the pedal tube is convenient to disassemble, assemble, replace and use, the whole structure is simple, the reinforced support structure and the anti-skid structure are convenient to disassemble, replace and use, and the stability and the practicability are higher, has certain popularization value.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Pipe is stepped on to extension ladder strengthening rib D type, including stepping on tub main part (1), its characterized in that: step on the top of pipe main part (1) to be equipped with first anti-skidding sand grip (101), the both sides of stepping on pipe main part (1) are equipped with second anti-skidding sand grip (103), the top of stepping on pipe main part (1) and the both sides that are located first anti-skidding sand grip (101) are equipped with double-line antislip strip (102), the top of stepping on pipe main part (1) is located and is equipped with antiskid frosting layer (104) between double-line antislip strip (102) and the adjacent one side of second anti-skidding sand grip (103), the inside of stepping on pipe main part (1) is equipped with enhancement bearing structure (2), the equal fixed mounting in both ends has installation pipeline section (3) around stepping on pipe main part (1), the bottom of stepping on pipe main part (1) is equipped with and clamps spacing sand grip (105).

2. The extension ladder reinforcing rib D-shaped pedal pipe as claimed in claim 1, wherein: the clamping limit convex strips (105) are arranged in a plurality of equal-interval distribution.

3. The extension ladder reinforcing rib D-shaped pedal pipe as claimed in claim 1, wherein: strengthen bearing structure (2) and include strengthening rib riser (201) and strengthening rib support (202), step on the inside both sides of pipe main part (1) and install strengthening rib riser (201), just step on the inside of pipe main part (1) and be located and install strengthening rib support (202) between the adjacent one side of two strengthening rib risers (201).

4. The extension ladder reinforcing rib D-shaped pedal tube as set forth in claim 3, wherein: the reinforcing rib support (202) is of an X-shaped support structure.

5. The extension ladder reinforcing rib D-shaped pedal tube as claimed in claim 1, wherein: and the bottom end of the mounting pipe section (3) is provided with a mounting screw hole (4).