CN214424401U - Movable fitment instrument ladder - Google Patents

Abstract

The utility model discloses a movable fitment instrument ladder, including double ladder and mobile device, mobile device includes the footboard, the vaulting pole, the gag lever post, stop collar and spring, the tip of footboard articulates the lower tip at the intermediate shelf, the upper end of the articulated vaulting pole in the middle of the footboard, ground is arranged in to the lower extreme of vaulting pole, the vaulting pole is in the tilt state, be connected with the spring between footboard and the roof, it has the gag lever post to articulate on the vaulting pole, there is the stop collar that matches with the gag lever post on the ladder frame, the stop collar articulates on the horizontal pole of ladder frame, the gag lever post is worn to overlap in the stop collar, prevent that the vaulting pole from producing after long-term use not hard up. Utilize the utility model discloses constructor can accomplish the removal of ladder by oneself on the ladder, simple and practical uses manpower and materials sparingly, improves engineering efficiency of construction, avoids constructor to scramble in order to remove the ladder from top to bottom the trouble, through gag lever post and stop collar complex limit structure after, the vaulting pole is automatic to be opened when the tool ladder is opened, and the vaulting pole is automatic to be packed up when the tool ladder is packed up, convenient and practical.

Description

Movable fitment instrument ladder

Technical Field

The utility model relates to an interior decoration instrument technical field especially relates to a movable fitment instrument ladder.

Background

Interior decoration, whitewash the wall and use the double ladder to do climbing instrument from top to bottom usually, the double ladder commonly used needs to remove the position in the use, need follow the ladder and get off and remove, partial constructor is for saving trouble even, moves by force when constructor still on the ladder, the ladder top heavy and light down and the accident is emptyd in the easy emergence, neither safe nor convenient, consequently need one kind can let constructor sit the double ladder that can easily remove on the double ladder.

The prior patent with the publication number of CN209457358U discloses a movable decoration tool ladder, which comprises a herringbone ladder, wherein the top of the herringbone ladder is provided with a seat plate, a first pedal and a second pedal are arranged below the top of the herringbone ladder, the first pedal is hinged with the second pedal, the first pedal is fixed with the herringbone ladder through a connecting rod to provide a foot supporting platform, the second pedal is provided with a spring, the end part of the spring is connected with the top of the herringbone ladder, and the second pedal forms an obtuse angle with the first pedal through the stretching of the spring; the power leg is hinged to the bottom of the second pedal and extends downwards in a downward inclination mode towards the walking direction of the walking operation frame, the upper portion of the power leg of the second pedal is stepped to move towards the walking direction by taking the bottom of the power leg as a supporting point, and the herringbone ladder generates displacement moving towards the walking direction.

The problem that ordinary tool ladder can't remove has been solved to the tool ladder that this patent was disclosed, but is not enough to the restriction of power leg, influences the holistic use of tool ladder. And the first footboard of this patent only takes place in the ladder body neutral gear, does not block, and it is unsafe to remove the in-process and can rock, and the double ladder lower extreme prevents through the stay cord that the ladder body from opening, and the both sides ladder body removes asynchronous when removing, and the removal process is unstable produces safe risk easily.

SUMMERY OF THE UTILITY MODEL

In view of the above, the utility model provides a solve the above-mentioned technical problem and provide a drive the portable instrument ladder that vaulting pole looks one side application of force promoted the double ladder and remove through the mobile device footboard, and use the only revolving rack restriction double ladder frame of taking the bayonet socket to rotate on the double ladder, make ladder frame synchronous movement's movable fitment instrument ladder simultaneously.

The utility model relates to a movable finishing tool ladder, including double ladder and mobile device, the double ladder includes roof, ladder frame, intermediate frame and rotation stopping frame, the articulated ladder frame in roof both ends, the intermediate frame of installation of roof downside, the lower extreme of intermediate frame articulates rotation stopping frame, the rotation stopping frame of the left and right sides is the axle center alone around the lower tip of intermediate frame, the both ends of rotation stopping frame set up the bayonet socket, be used for blocking the limiting double ladder both sides ladder frame rotation on the ladder frame, when the double ladder expandes, rotation stopping frame blocks the ladder frame of both sides, make the double ladder more firm, the ladder frame lower extreme sets up the pulley, make things convenient for the removal of double ladder;

the moving device comprises a pedal, a stay bar, a limiting rod, a limiting sleeve and a spring, wherein the end part of the pedal is hinged to the lower end part of the middle frame, the middle of the pedal is hinged to the upper end of the stay bar, the lower end of the stay bar is arranged on the ground, the stay bar is in an inclined state, the spring is connected between the pedal and the top plate, the limiting rod is hinged to the stay bar, the limiting sleeve matched with the limiting rod is arranged on the ladder frame, the limiting sleeve is hinged to a transverse rod of the ladder frame, and the limiting rod is sleeved in the limiting sleeve in a penetrating mode to prevent the stay bar from loosening after long-term use.

Furthermore, the support rod adopts a rectangular support frame, and the limiting rod is hinged on a transverse connecting rod of the rectangular support frame, so that the single-rod support is prevented from being easily deviated.

Furthermore, the outer end of gag lever post is provided with the anticreep dog for prevent that the gag lever post from deviating from the stop collar.

Furthermore, the lower end of the stay bar is provided with an anti-slip pad to prevent the stay bar from slipping.

Further, the rotation stopping frame extends outwards from one side opposite to the moving device to form a material placing area for placing construction articles.

Furthermore, put the thing district edge and set up the guardrail, increase the reliability.

Furthermore, the movable decoration tool ladder also comprises a braking device, and the braking device locks and brakes the pulley at the lower end by using a rolling line through a spanner arranged at the upper side of the herringbone ladder.

The beneficial effects of the utility model

1. The utility model discloses a set up the mobile device, utilize the footboard and the vaulting pole combination of mobile device, the vaulting pole is downward when stepping on and pressing the footboard, promotes the double ladder forward just like utilizing the vaulting pole to rowing boat to make constructor can accomplish the removal of ladder by oneself on the ladder, simple and practical uses manpower sparingly material resources, improves engineering efficiency of construction, avoids constructor to climb the trouble of climbing from top to bottom in order to remove the ladder.

2. Lack spacing to the vaulting pole among the prior art for the vaulting pole can freely rock in great angle, and it is very inconvenient to use, increases gag lever post and stop collar complex limit structure after, and the activity of vaulting pole is restricted at the scope of setting for, and when the tool ladder was opened, the vaulting pole can be opened automatically, and the vaulting pole can be packed up automatically when the tool ladder was packed up, and is very convenient.

3. The opening angle of the herringbone ladder is limited by the pull rope in the prior art, the herringbone ladder is limited by the rotation stopping frame with the bayonet, the rotation stopping frame and the ladder frames on two sides form a firm triangular structure by using the strength of the rotation stopping frame, the herringbone ladder is firmer and more reliable, and meanwhile, the rotation stopping frame can be used for people to step on the herringbone ladder, and the herringbone ladder is more reliable in matching.

4. The only revolving rack one side of instrument ladder extends and forms and puts the thing district for put construction tool, and set up the guardrail around putting the thing district, improve the security.

5. Set up arresting gear on the tool ladder, constructor locks arresting gear on the ladder when construction operation, and the tool ladder removes when preventing the construction, is unfavorable for construction operation, when needing to remove, loosens arresting gear and can pedal the removal, more convenient safety.

Drawings

FIG. 1: the utility model discloses a spatial structure schematic diagram.

FIG. 2: the utility model discloses a side structure schematic diagram.

FIG. 3: the utility model discloses an inboard collocation structure sketch map.

FIG. 4: fig. 3 is another state diagram.

Reference numbers in the figures: the herringbone ladder comprises a herringbone ladder 1, a top plate 11, a ladder frame 12, a middle frame 13, a rotation stopping frame 14, a moving device 2, pedals 21, a support rod 22, a limiting rod 23, a limiting sleeve 24, a spring 25, an object placing area 3 and a braking device 4.

Detailed Description

In order to further explain the technical features of the present invention, the following is a detailed description of the present invention with reference to the accompanying drawings.

Example 1: fig. 1 is a perspective view of the movable finishing ladder of the present invention, and fig. 2 is a perspective view of the movable finishing ladder, which includes a main body herringbone ladder 1 and a moving device 2 installed on the herringbone ladder.

As shown in fig. 3, the ladder comprises a top plate 11, a ladder frame 12, a middle frame 13 and a rotation stopping frame 14, wherein the top plate 11 is a rectangular plate or a rectangular frame structure welded by steel pipes, two ends of the top plate 11 are hinged with the ladder frame 12 through pin shafts, the ladder frame 12 is a common ladder structure, a plurality of pedals for climbing are arranged in the middle for workers to go up and down the herringbone ladder, the ladder frames 12 on the two sides can be folded inwards and combined together when not in use, a downward middle frame 13 is arranged on the lower side surface of the top plate 11, the lower end of the middle frame 13 is hinged with a rotation stopping frame 14, the rotation stopping frames 14 on the left side and the right side can rotate independently around the lower end part of the middle frame 13 as an axis, bayonets are arranged at the end parts of the two sides of the rotation stopping frame 14, cross bars are arranged on the corresponding positions of the ladder frames 12, the unfolding bayonets of the herringbone ladder 1 are clamped on the cross bars to know that the ladder frames on the two sides of the herringbone ladder rotate, and pulleys are arranged at the lower end of the ladder frames 12.

The moving device shown in fig. 3 comprises a pedal 21, a stay 22, a limit rod 23, a limit sleeve 24 and a spring 25, wherein the end part of the pedal 21 is hinged at the lower end of the middle frame 13, so that the pedal 21 can rotate around the end part, the spring 25 is connected between the pedal 21 and the top plate of the herringbone ladder to pull up the pedal 21 to form a certain angle with the horizontal plane, the middle of the pedal 21 is hinged with the upper end of the stay 22 through a pin shaft, the lower end of the stay 22 is arranged on the bottom surface, the stay 22 is in an inclined state, and the stay rotates along the inclined direction when the pedal 21 is pressed downwards, so that the herringbone ladder is pushed to move.

The middle part of vaulting pole 22 articulates there is gag lever post 23, and the articulated stop collar 24 of corresponding position of ladder frame 12, gag lever post 24 includes sleeve and connecting rod, fixed connecting rod on the sleeve, and the other end of connecting rod articulates on ladder frame 12 through the round pin axle, and gag lever post 23 wears to overlap in the sleeve of gag lever post 24 to can slide in the sleeve, the outer tip of gag lever post 23 sets up the anticreep dog, avoids the gag lever post 23 to drop in the use.

The using method comprises the following steps: the construction personnel sit at the top of the herringbone ladder, step on the pedal by feet when needing to move, the pedal drives the stay bar to move to one side, so that the herringbone ladder is pushed to the direction, the principle of the method is similar to that of rowing by utilizing the stay bar, and the stay bar is supported backwards, so that the tool ladder is pushed forwards;

when the tool ladder is not used, the rotation stopping frame is lifted, and after the herringbone ladder is folded, the whole tool ladder can be folded very small, does not occupy space and is convenient to move; compared with the prior art, the movable decoration tool ladder is novel in structure, convenient to use, safe, reliable and practical.

Example 2: as shown in fig. 1 to 4, the movable finishing tool ladder has a structure in which a rotation stopping frame on the opposite side of a moving device 2 extends outward, an extending portion forms a placing area 3 for placing finishing tools such as a paint bucket, and a guard rail is provided around the placing area 3 to prevent the finishing tools from falling off in order to improve the safety of placing the tools.

Example 3: as shown in fig. 2, the movable finishing tool ladder is further provided with a brake device 4, the upper end of the ladder frame 12 is provided with a brake wrench, the wrench has a locking function, the pulley is provided with a brake device, the brake wrench is connected with the brake device through a rolling line, the rolling line is driven by pulling the brake wrench, the brake device on the pulley is tensioned to brake, and the brake locking in the construction process is realized by utilizing the locking function of the brake wrench; when moving, the locked brake spanner is loosened, and the tool ladder is moved by the moving device.

Can effectually prevent that the tool ladder from sliding in the work progress and rocking under the brake state, make the work progress more stable safety.

Claims (7)

1. A movable finishing tool ladder is characterized by comprising a herringbone ladder (1) and a moving device (2), wherein the herringbone ladder (1) comprises a top plate (11), ladder frames (12), a middle frame (13) and rotation stopping frames (14), the ladder frames (12) are hinged to two ends of the top plate (11), the middle frame (13) is mounted in the middle of the lower side of the top plate (11), the rotation stopping frames (14) are hinged to the lower end of the middle frame (13), the rotation stopping frames (14) on the left side and the right side rotate independently around the lower end of the middle frame (13) as an axis, bayonets are arranged at two ends of each rotation stopping frame (14) and used for being clamped on the ladder frames (12) to limit the rotation of the ladder frames on two sides of the herringbone ladder, and pulleys are arranged at the lower ends of the ladder frames (12);

the moving device (2) comprises a pedal (21), a support rod (22), a limiting rod (23), a limiting sleeve (24) and a spring (25), the end part of the pedal (21) is hinged to the lower end part of the middle frame (13), the upper end of the support rod (22) is hinged to the middle of the pedal (21), the lower end of the support rod (22) is arranged on the ground, the support rod (22) is in an inclined state, the spring (25) is connected between the pedal (21) and the top plate (11), the limiting rod (23) is hinged to the support rod (22), the limiting sleeve (24) matched with the limiting rod (23) is arranged on the ladder frame (12), the limiting sleeve (24) is hinged to a cross rod of the ladder frame (12), and the limiting rod (23) is sleeved in the limiting sleeve (24).

2. A movable finishing tool ladder as claimed in claim 1, characterized in that the stay (22) is a rectangular stay, the stop lever (23) being hinged to a transverse link of the rectangular stay.

3. The movable finishing ladder as claimed in claim 1, wherein an anti-drop stopper is provided to an outer end of the stopper bar (23).

4. The movable finishing tool ladder of claim 1, wherein the lower end of the stay (22) is provided with a non-slip mat.

5. A portable finishing tool ladder according to claim 1, characterised in that the rotation stop (14) extends outwardly at the opposite side of the moving means (2) to form the loading area (3).

6. A mobile finishing ladder as claimed in claim 5, characterised in that the edge of the object area (3) is provided with a guardrail.

7. The portable finishing ladder according to claim 1, further comprising a braking device (4), wherein the braking device (4) performs locking braking of a pulley at a lower end by a rolling line through a wrench provided at an upper side of the herringbone ladder (1).

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