CN210598104U

CN210598104U - Scaffold ladder stand convenient to use

Info

Publication number: CN210598104U
Application number: CN201920831666.XU
Authority: CN
Inventors: 卢建朝
Original assignee: Hebei Hongxiang Construction Engineering Materials Co Ltd
Current assignee: Hebei Hongxiang Construction Engineering Materials Co Ltd
Priority date: 2019-06-04
Filing date: 2019-06-04
Publication date: 2020-05-22
Anticipated expiration: 2029-06-04

Abstract

The utility model discloses a scaffold ladder stand convenient to use, which comprises two support plates arranged in parallel and a plurality of pedals arranged between the two support plates; a scaffold hook is arranged on the supporting plate, a first rotating shaft penetrating through the supporting plate is fixedly arranged on the left side of each pedal, a rotating block is fixedly arranged on the first rotating shaft, each pedal is hinged with a connecting rod through the rotating block, and in addition, a locking mechanism is arranged between at least one pedal and the supporting plate in a matched mode; the utility model provides a footboard has a connecting rod through rotatory piece articulated jointly, only needs one of them footboard of upset to realize the synchronous every single move of all footboards, and the footboard passes through locking mechanism to realize spacingly moreover, stirs the fixed and unblock that the footboard can be realized to the group board, and the operation is very simple, has practiced thrift the time of cat ladder installation preparation work greatly.

Description

Scaffold ladder stand convenient to use

Technical Field

The utility model relates to a scaffold frame cat ladder technical field, concretely relates to scaffold frame cat ladder that facilitates use.

Background

The chinese utility model patent specification with publication number 208347293U discloses a novel fast-assembling scaffold frame combination ladder, and it realizes the fixed of each footboard through fixed column and joint groove, but discovers in the in-service use process, because the footboard is more and every footboard all need be fixed alone and adjust, so the installation preparation work of whole cat ladder is more wasted time and energy, is unfavorable for the user to use.

SUMMERY OF THE UTILITY MODEL

To the problem that exists among the background art, the utility model aims to provide a scaffold frame cat ladder that facilitates use, it has effectively solved the problem that exists among the background art.

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

a scaffold ladder stand convenient to use comprises two support plates arranged in parallel and a plurality of pedals arranged between the two support plates; a scaffold hook is arranged on the supporting plate, a first rotating shaft penetrating through the supporting plate is fixedly arranged on the left side of each pedal, a rotating block is fixedly arranged on the first rotating shaft, each pedal is hinged with a connecting rod through the rotating block, and in addition, a locking mechanism is arranged between at least one pedal and the supporting plate in a matched mode;

the locking mechanism comprises a second rotating shaft fixedly arranged on the right side of the pedal, a limiting disc is coaxially and fixedly arranged on the second rotating shaft, a limiting disc mounting hole and a pin rod mounting hole communicated with the limiting disc mounting hole are formed in the supporting plate, a pin rod is slidably arranged in the pin rod mounting hole, a first pin hole and a second pin hole matched with the pin rod are formed in the limiting disc, when the pin rod is inserted into the first pin hole and the second pin hole, the pedal is respectively in a horizontal state and a state parallel to the supporting plate, a positioning table with a central through hole is further fixedly arranged on the outer side of the supporting plate, a pull rod is slidably arranged in the central through hole, the pull rod is fixedly connected with the pin rod, a reset spring is sleeved on the pull rod between the pin rod and the positioning table, a shift lever is arranged at the other end of the pull rod in a penetrating manner, a shift plate is arranged on the positioning table, and one side, an eccentric hole is formed in the position, close to the arc-shaped side face, of the shifting plate, and the shifting rod is installed in the eccentric hole.

Furthermore, a plurality of anti-slip strips which are parallel to each other are fixedly arranged on the pedal.

Furthermore, the antislip strip is a rubber strip or a stainless steel strip uniformly distributed with bulges.

The utility model discloses following beneficial technological effect has:

the utility model provides a footboard has a connecting rod through rotatory piece articulated jointly, only needs one of them footboard of upset to realize the synchronous every single move of all footboards, and the footboard passes through locking mechanism to realize spacingly moreover, stirs and dials the fixed and unblock that the footboard can be realized to the board, and the operation is very simple, has practiced thrift the time of cat ladder installation preparation work greatly, and this application is novel in design, and convenient to use has very strong practicality.

Drawings

Fig. 1 is a front view of an embodiment of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

fig. 3 is a left side view of an embodiment of the present invention;

FIG. 4 is an enlarged view of a portion of FIG. 3 at B;

fig. 5 is a schematic structural diagram of a locking mechanism according to an embodiment of the present invention;

fig. 6 is a schematic view of the distribution of the pin holes on the limiting disc according to the embodiment of the present invention;

fig. 7 is a schematic view of the overall structure of the dial plate according to the embodiment of the present invention.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the present invention. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 7, the scaffold ladder stand convenient to use in this embodiment includes two support plates 1 arranged side by side and a plurality of pedals 2 arranged between the two support plates 1; the scaffold hook 3 is arranged on the support plate 1, the support plate 1 can be hung on a scaffold cross bar through the scaffold hook 3, a first rotating shaft 4 penetrating through the support plate 1 is fixedly arranged on the left side of each pedal 2, a rotating block 5 is fixedly arranged at the end part of the first rotating shaft 4, each pedal 2 is hinged to a connecting rod 6 through the rotating block 5, in addition, a locking mechanism is arranged between at least one pedal 2 and the support plate 1 in a matched mode, in order to further enhance the locking stability of the pedals 2, the number of the locking mechanisms can be increased, and the specific number of the locking mechanisms can be determined according to the heavy load and light load requirements of the ladder;

the locking mechanism comprises a second rotating shaft 7 fixedly arranged on the right side of the pedal 2, a limiting disc 8 is coaxially and fixedly arranged on the second rotating shaft 7, a limiting disc mounting hole and a pin rod mounting hole communicated with the limiting disc mounting hole are arranged in the supporting plate 1, a pin rod 9 is slidably arranged in the pin rod mounting hole, a first pin hole 10 and a second pin hole 11 matched with the pin rod 9 are formed in the limiting disc 8, when the pin rod 9 is inserted into the first pin hole 10 and the second pin hole 11, the pedal 2 is respectively in a horizontal state and a state parallel to the supporting plate, a positioning table 12 with a central through hole is further fixedly arranged on the outer side of the supporting plate 1, a pull rod 13 is slidably arranged in the central through hole, the pull rod 13 penetrates into the supporting plate 1 and is fixedly connected with the pin rod 9, a reset spring 14 is sleeved on the pull rod 13 between the pin rod 9 and the positioning table 12, the reset spring 14 is a compression spring, the wire diameter, the length of the 304 stainless steel pressure spring is 40mm, the other end of the pull rod 13 is provided with a driving lever 15 in a penetrating mode, the positioning table 12 is provided with a driving plate 16, one side of the driving plate 16 is arc-shaped, an eccentric hole 17 is formed in the position, close to the arc-shaped side face, of the driving plate 16, the driving lever 15 is rotatably installed in the eccentric hole 17, and the supporting plate 1, the pedal 2, the first rotating shaft 4, the second rotating shaft 7, the rotating block 5, the connecting rod 6, the limiting disc 8, the pin rod 9, the pull rod 13, the driving lever 15 and the driving plate 16 in the optimized structure are all made of steel materials.

Still set firmly a plurality of antislip strips 18 that are parallel to each other on the footboard 2, antislip strip 18 can increase the frictional force of footboard 2 upper surface and sole, and it slips when avoiding people to walk up and down the ladder, and antislip strip 18 is the bellied stainless steel strip of rubber strip or equipartition, and the rubber strip can be the adhesive fixation, and stainless steel strip accessible screw or welded fastening are on footboard 2.

The working principle of the embodiment is as follows:

when the ladder stand of the scaffold is installed, the support plate 1 is hung on a cross bar of the scaffold through the scaffold hook 3, the poking plate 16 is poked by 180 degrees, the poking plate 16 drives the poking rod 15 to be far away from the positioning table 12, the pull rod 13 drives the pin rod 9 to be separated from the second pin hole 11, the reset spring 14 is compressed, the limiting disc 8 can rotate, one pedal 2 is held and turned to be in a horizontal state, other pedals 2 are also driven to be in a horizontal state under the action of the connecting rod 6, the poking plate 16 is poked by 180 degrees in the opposite direction, the poking plate 16 drives the poking rod 15 to be close to the positioning table 12, the pin rod 9 is driven by the pull rod 13 to be pinned into the first pin hole 10, the reset spring 14 tightly props against the pin rod 9, the pin rod 9 is kept to be positioned in the first pin hole 10 and the poking plate 16 is not turned by itself, the limiting disc 8 cannot rotate, the pedal 2 can not be turned over again, personnel, then with pin rod 9 round pin go into in the second pinhole 11 can, footboard 2 can not swing by oneself this moment, transportation and removal that the cat ladder can be convenient, compare with prior art, the synchronous every single move that all footboards 2 can be realized to one of them footboard 2 of this embodiment only needs to overturn, footboard 2 passes through locking mechanism to realize spacingly moreover, stir group board 16 and can realize the fixed of footboard 2 and unblock, it is very simple to operate, the time of cat ladder installation preparation work has been practiced thrift greatly, user's use is favorable to.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. A scaffold ladder stand convenient to use is characterized by comprising two support plates arranged in parallel and a plurality of pedals arranged between the two support plates; a scaffold hook is arranged on the supporting plate, a first rotating shaft penetrating through the supporting plate is fixedly arranged on the left side of each pedal, a rotating block is fixedly arranged on the first rotating shaft, each pedal is hinged with a connecting rod through the rotating block, and in addition, a locking mechanism is arranged between at least one pedal and the supporting plate in a matched mode;

the locking mechanism comprises a second rotating shaft fixedly arranged on the right side of the pedal, a limiting disc is coaxially and fixedly arranged on the second rotating shaft, a limiting disc mounting hole and a pin rod mounting hole communicated with the limiting disc mounting hole are formed in the supporting plate, a pin rod is slidably arranged in the pin rod mounting hole, a first pin hole and a second pin hole matched with the pin rod are formed in the limiting disc, when the pin rod is inserted into the first pin hole and the second pin hole, the pedal is respectively in a horizontal state and a state parallel to the supporting plate, a positioning table with a central through hole is further fixedly arranged on the outer side of the supporting plate, a pull rod is slidably arranged in the central through hole, the pull rod is fixedly connected with the pin rod, a reset spring is sleeved on the pull rod between the pin rod and the positioning table, a shift lever is arranged at the other end of the pull rod in a penetrating manner, a shift plate is arranged on the positioning table, and one side, an eccentric hole is formed in the shifting plate close to the arc-shaped side face, and the shifting rod is rotatably arranged in the eccentric hole.

2. The scaffold ladder convenient to use as claimed in claim 1, wherein a plurality of anti-slip strips parallel to each other are further fixedly arranged on the tread.

3. The scaffold ladder convenient to use as claimed in claim 2, wherein the anti-slip strips are rubber strips or stainless steel strips with protrusions uniformly distributed.