CN213710294U

CN213710294U - Ladder for interior decoration

Info

Publication number: CN213710294U
Application number: CN202022212502.4U
Authority: CN
Inventors: 张世忠; 李宗昊; 高敏
Original assignee: Southwest Forestry University
Current assignee: Southwest Forestry University
Priority date: 2020-10-06
Filing date: 2020-10-06
Publication date: 2021-07-16
Anticipated expiration: 2030-10-06

Abstract

The utility model discloses an indoor decoration ladder, relating to the field of decoration tools, comprising a herringbone ladder, wherein the herringbone ladder comprises two symmetrically arranged straight ladders, the two straight ladders are provided with extension rods at the same side, and the middle part of one extension rod is provided with a lifting device; the lifting device comprises a winding disc, a rope connected to the winding disc, a winding motor for controlling the winding disc to rotate positively and negatively and a power button for controlling the winding motor.

Description

Ladder for interior decoration

Technical Field

The utility model relates to a fitment instrument field especially relates to a ladder for interior decoration.

Background

This kind of instrument of double ladder can be used often in indoor fitment to be under construction to the wall body, lets constructor can install processes such as fossil fragments, gypsum board, paint vehicle with a brush to higher wall body. Constructors can sit on the top of the herringbone ladder in the construction process, the construction process is safer, and the herringbone ladder is not easy to fall down and be injured.

The herringbone ladder has the following technical problems: when the constructor needs to take the paint or replace other tools, the constructor needs to firstly climb down from the double ladder and then climb up the double ladder when holding articles, or needs to have another constructor to assist in delivering tools and construction materials. No matter when the person who holds the object climbs the double ladder or hands over the construction material, the danger of unstable gravity center is generated when the person who bends over and takes the object, and the object is easy to fall off from the double ladder.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an interior decoration is with ladder solves and uses the double ladder to take and change the instrument inconvenience at interior decoration in-process constructor to and the focus shakiness that produces at this in-process produces the problem of injured risk easily.

In order to solve the problems, the first aspect of the utility model provides an indoor decoration ladder, which comprises a herringbone ladder, wherein the herringbone ladder comprises two symmetrically arranged straight ladders, the two straight ladders are provided with extension rods at the same side, and the middle part of one extension rod is provided with a lifting device; the lifting device comprises a winding disc, a rope connected to the winding disc, a winding motor for controlling the winding disc to rotate positively and negatively and a power button for controlling the winding motor. Wherein the winding motor can be a three-phase asynchronous motor. The motor can be powered by connecting a wire with a socket in the room. The lifting device is arranged on the extension rod, so that after tools or materials are lifted to the herringbone ladder, constructors can directly take the tools or the materials without bending down, the phenomenon that the center of gravity is inclined due to the fact that the constructors bend down is prevented, and the danger that the herringbone ladder is toppled over is prevented.

According to a further technical scheme, the extension rod is a multi-section sleeve type extension rod, the top end of the extension rod is provided with an elastic pressing wheel, and elasticity is generated between the herringbone ladder and the ceiling after the extension rod is unfolded. The pressing wheel is an outer ring which is formed by fixing a circle of elastic material outside the round roller, and the elastic material can be rubber and other materials. The side face of the herringbone ladder and the side face of the extension rod are X-shaped after being completely unfolded, the bottom end of the herringbone ladder is in contact with the floor, and the elastic pressing wheel of the extension rod is in elastic force effect with the ceiling under the action of the elastic material, so that the herringbone ladder has the clamping force effect between the floor and the ceiling, and is more stable and not easy to topple. The elastic force generated between the elastic pressing wheel and the ceiling can be adjusted through the unfolding angle and the extending length of the herringbone ladder.

A further technical scheme is that a sliding groove is formed in a section of the telescopic rod at the top end of the extension rod, a sliding block is arranged in the sliding groove, the elastic pressing wheel is installed on the sliding block through a bearing, a spring is arranged between the sliding block and the sliding groove, and the spring enables the sliding block to have an upward movement trend. Through the structure that uses spring and slider can make elasticity between elasticity pinch roller and the ceiling more adjustable, can adapt to different floor height.

A further technical scheme is that an electric push rod is hinged to the bottom of the herringbone ladder, and the electric push rod is detachably connected with a mobile platform; the mobile platform comprises a shell, a mobile device and a PLC control device, wherein the PLC control device is connected with the electric push rod and the mobile device through a lead, and the PLC control device is also provided with a control button on the extension rod through a lead; the moving device comprises a tire, a moving motor and a transmission device arranged between the tire and the moving motor. When the herringbone ladder is used, the electric push rod can jack the herringbone ladder upwards for a certain distance, tires of the moving platform are in contact with the ground, and feet of the herringbone ladder are lifted off the ground, so that the moving platform can drive the herringbone ladder to move. In one embodiment, the elastic pinch rollers can make the moving platform more stable when moving. The moving device may be similar to the moving structure of the AGV, and the moving device may also only remain in the horizontal moving structure. The moving speed of the moving platform must be kept at a low level, preferably below 10cm/s, by means of existing control circuits or reduction boxes. The PLC control device can be a commercially available PLC chip and controls the extension and retraction of the electric push rod and the starting, stopping and forward and reverse rotation of the motor. The control buttons can be arranged in a plurality of numbers and respectively control the mobile platform to move leftwards and rightwards. When the herringbone ladder is used, a constructor needs to horizontally move a distance leftwards, the left movement in the control button is clicked, the PLC control device controls the electric push rod to extend firstly to jack up the herringbone ladder part, then the PLC control device controls the moving motor to start again, the moving motor drives the moving platform to move towards the target direction, when the herringbone ladder is moved to a required position, the constructor clicks the button again or clicks the stop button according to the setting of the control button, the PLC control device receives a control button signal to control the moving motor to stop, and the electric push rod is controlled to retract, and the movement is completed once.

A further technical scheme is that a guide rail is arranged on a shell of the mobile platform and detachably connected with the electric push rod through a bolt. The angle of the herringbone ladder can be adjusted by fixing the guide rail and the bolt with the electric push rod, and a fixed cross rod in the middle of the traditional herringbone ladder is replaced.

The further technical proposal is that the width of the shell of the mobile platform is less than the distance between the two legs of the vertical ladder. Therefore, the moving platform can penetrate through the ladder legs of the straight ladder, the angle of the herringbone ladder can be adjusted in a larger range through the guide rail, and the moving platform does not need to be worried about blocking the ladder legs.

A further technical scheme is that a spring buckle is arranged between each section of the extension rod. The structure of the spring buckle can be the same as that of the buckle on the umbrella handle. The strength of the extension rod is enhanced.

The utility model discloses a principle is elucidated: through set up the extension rod on the double ladder to install hoisting device on the extension rod, make constructor need not to frequently go up and down the double ladder in order to take away construction material or change construction tool. Lifting device can promote the extension rod department on the double ladder with instrument or material, and constructor need not to bow just can directly take off instrument or material to prevent that constructor from bowing and leading to the focus slope, the danger that the prevention double ladder emptys.

The above technical scheme of the utility model has following profitable technological effect: required articles are automatically lifted and taken by decoration constructors through a lifting device, so that the safety and the efficiency are high; and the decoration personnel can not drop the decoration product easily due to the operation of the decoration personnel. Lifting device can be with the extension rod department on instrument or the material promotion double ladder, and constructor need not to bow just can directly take away instrument or construction material, and the double ladder focus is stable, is difficult for empting to lead to the handwork personnel to fall down the injury, more complete.

Drawings

Fig. 1 is a schematic structural view according to embodiment 1 of the present invention;

fig. 2 is a front view according to embodiment 1 of the present invention;

FIG. 3 is a partial enlarged view of portion A of FIG. 2;

fig. 4 is a partial enlarged view of the portion B in fig. 2.

Reference numerals: 1: a herringbone ladder; 2: an extension pole; 3: a lifting device; 4: an elastic pinch roller; 5: an electric push rod; 6: a mobile platform; 7: a mobile device; 21: a chute; 22: a slider; 23: a spring; 24: a spring buckle; 31: a winding disc; 32: a rope; 51: a bolt; 61: a housing; 62: a guide rail; 71: a tire.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

Example 1

A ladder for interior decoration, as shown in figure 1, comprises a herringbone ladder 1, wherein the herringbone ladder 1 comprises two symmetrical straight ladders, two straight ladders are provided with extension rods 2 at the same side, and a lifting device 3 is arranged in the middle of one extension rod 2. The lifting device 3 comprises a winding disc 31, a rope 32 connected to the winding disc 31, a winding motor for controlling the winding disc 31 to rotate forward and backward and a power button for controlling the winding motor. The tail end of the rope 32 is provided with a hook which can lift the storage basket filled with construction tools or construction materials.

As shown in fig. 2, the extension rod 2 is a multi-section sleeve type extension rod, and a spring buckle 24 is arranged between each section of extension rod of the extension rod 2. An elastic pressing wheel 4 is mounted at the top end of the extension rod 2, as shown in fig. 3, which is an enlarged view of a part a in fig. 2, a sliding groove 21 is formed on a section of the extension rod at the top end of the extension rod 2, a sliding block 22 is arranged in the sliding groove 21, the elastic pressing wheel 4 is mounted on the sliding block 22 through a bearing, a spring 23 is arranged between the sliding block 22 and the sliding groove 21, and the spring 23 enables the sliding block 22 to have an upward movement tendency. After the herringbone ladder 1 and the extension rod 2 are unfolded, elastic force is generated between the elastic pressing wheel 4 and the ceiling.

As shown in figure 2, the bottom of the herringbone ladder 1 is hinged with an electric push rod 5, and the electric push rod 5 is detachably connected with a moving platform 6. As shown in fig. 4, which is an enlarged view of a portion B in fig. 2, a housing 61 of the moving platform 6 is provided with a guide rail 62, the guide rail 62 is a T-shaped slotted guide rail, and the guide rail 62 is detachably connected with the electric push rod 5 through a bolt 51. The width of the housing 61 of the mobile platform 6 is smaller than the distance between the two legs of the vertical ladder. The mobile platform 6 comprises a shell 61, a mobile device 7 and a PLC control device, the PLC control device is connected with the electric push rod 5 and the mobile device 7 through a lead, and the PLC control device is further provided with a control button on the extension rod 2 through a lead. The moving device 7 includes a tire 71, a moving motor, and a transmission device provided between the tire 71 and the motor.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. The ladder for indoor decoration comprises a herringbone ladder (1), and is characterized in that the herringbone ladder (1) comprises two symmetrically arranged straight ladders, extension rods (2) are arranged on the same side of the two straight ladders, and a lifting device (3) is arranged in the middle of one extension rod (2);

lifting device (3) are connected including rolling dish (31) rope (32) on rolling dish (31), control rolling dish (31) is the winding machine and the control of just reversing winding machine's power button.

2. The ladder for interior decoration according to claim 1, wherein said extension bar (2) is a multi-segment telescopic bar, an elastic pressing wheel (4) is installed on the top end of said extension bar (2), and an elastic force is generated between said elastic pressing wheel (4) and the ceiling after said herringbone ladder (1) and said extension bar (2) are unfolded.

3. The ladder for interior decoration according to claim 2, wherein a sliding groove (21) is formed in one telescopic rod at the top end of the extension rod (2), a sliding block (22) is arranged in the sliding groove (21), the elastic pressing wheel (4) is mounted on the sliding block (22) through a bearing, a spring (23) is arranged between the sliding block (22) and the sliding groove (21), and the sliding block (22) has an upward movement tendency due to the spring (23).

4. The ladder for interior decoration according to claim 1, wherein the bottom of the herringbone ladder (1) is hinged with an electric push rod (5), and the electric push rod (5) is detachably connected with a moving platform (6);

the mobile platform (6) comprises a shell (61), a mobile device (7) and a PLC control device, wherein the PLC control device is connected with the electric push rod (5) and the mobile device (7) through a lead, and the PLC control device is also provided with a control button on the extension rod (2) through a lead;

the moving device (7) comprises a tyre (71), a moving motor and a transmission device arranged between the tyre (71) and the motor.

5. Ladder for interior decoration according to claim 4, characterized in that the housing (61) of the moving platform (6) is provided with a guide rail (62), the guide rail (62) being detachably connected to the power push rod (5) by means of a bolt.

6. Ladder for interior finishing as claimed in claim 5, characterized in that the width of the housing (61) of the moving platform (6) is smaller than the distance between the legs of the straight ladder.

7. Ladder for interior decoration according to claim 2, characterized in that a spring catch (24) is provided between each section of the telescopic rod of the extension rod (2).