CN213540227U

CN213540227U - Wall leaning ladder for building construction

Info

Publication number: CN213540227U
Application number: CN202021971103.XU
Authority: CN
Inventors: 金蕾; 徐彩娟
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-10
Filing date: 2020-09-10
Publication date: 2021-06-25
Anticipated expiration: 2030-09-10

Abstract

The utility model discloses a building construction is with leaning on wall ladder, including the ladder frame, the ladder frame comprises two side ladder poles and a plurality of horizontal ladder poles of arranging in between two side ladder poles, ladder frame bottom portion is provided with two lower die-pin and lower die-pin support rod tip and side ladder pole lateral wall articulated, is provided with accommodate the lead screw and accommodate the motor down in bar recess and the bar recess on the side ladder pole lower beam wall, accommodate the lead screw one end is passed through the bearing frame rotation with bar recess tip and is connected down, and the accommodate the lead screw other end is connected through shaft coupling and accommodate the motor's output down, be provided with on the accommodate the motor with it spiral cooperation and in the inside gliding lower adjust swivel nut of bar recess, lower adjust swivel nut lateral part is provided with lower branch, and the tip that the side ladder pole was kept away from with lower die-pin under the lower branch is articulated mutually. The utility model discloses simple structure utilizes die-pin down and effectively increases the stability by wall ladder bottom sprag down the pole, improves constructor's security, and portable and practicality are stronger.

Description

Wall leaning ladder for building construction

Technical Field

The utility model relates to a building technical field specifically is a building construction is with leaning on wall ladder.

Background

The ladder is a construction tool commonly used in the field of building construction, has a very wide application range, and is suitable for the building industry, the garden industry and the like. Has the advantages of wide applicability, convenient erection, low price and the like. The existing traditional ladders have two types, one is a straight ladder, but the ladder cannot be folded into an eight-step ladder for use, and the function is single; the other type is a splayed ladder which can be used for people to sit on for operation.

The building ladder is mostly easy to carry by adopting a straight wall ladder, but the end part of the rod frame is contacted with the ground to support when leaning against the bottom of the wall ladder, so the ground is smooth, the friction force between the ground and the bottom of the rod frame is small, the ladder is easy to topple, the safety is low, the bottom of some ladders is provided with the grinding plate to be contacted with the ground, and the grinding plate is increased in size of the ladder and is not easy to carry.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a building construction is with leaning on wall ladder to reach above-mentioned purpose.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a building construction is with leaning on wall ladder, includes the ladder frame, the ladder frame comprises two side ladder poles and a plurality of horizontal ladder poles of arranging in between two side ladder poles, ladder frame bottom end portion is provided with two lower die-pins and lower die-pin support tip and side ladder pole lateral wall is articulated, is provided with down accommodate the lead screw and accommodate the motor in bar recess and the bar recess on the side ladder pole lower beam wall, accommodate the lead screw one end is rotated through the bearing frame with bar recess tip and is connected down, and the accommodate the lead screw other end is connected with accommodate the motor's output through the shaft coupling down, be provided with on the accommodate the motor with it spiral cooperation and in the inside gliding lower adjust swivel nut of bar recess, lower adjust swivel nut lateral part is provided with top portion articulated lower branch with it, and the tip that side ladder pole was kept away from to lower tip and lower die-pin is articulated mutually.

On the basis of the technical scheme, the utility model discloses still provide following optional technical scheme:

in one alternative: each transverse ladder rod is provided with a foot treading plate rotating on the transverse ladder rod, and the width of the surface of the foot treading plate is more than two times of the diameter of the transverse ladder rod.

In one alternative: the lower supporting rod is provided with a sliding clamping seat which slides on the lower supporting rod, a plurality of connecting screw holes are formed in the wall of the upper rod of the lower supporting rod, the sliding clamping seat is provided with a connecting through hole, and the lower end part of the lower supporting rod is hinged with the sliding clamping seat.

In one alternative: and a stop block is arranged at the end part of the lower supporting rod far away from the side ladder rod.

In one alternative: the ladder frame top still is provided with by the wallboard and leans on the wallboard upper edge side to articulate with side ladder pole top, still is provided with the rotatory last accommodate screw rod of being driven by adjusting motor in the bar recess, goes up accommodate screw rod and is provided with the spiral complex with it and adjusts the swivel nut on, goes up and adjusts swivel nut lateral part and is provided with lower extreme and articulated last pole with it, goes up the branch top and leans on the wallboard lower edge side to articulate.

In one alternative: the board surface of the wall leaning board is provided with a friction increasing pad to increase the friction force with the wall surface.

Compared with the prior art, the beneficial effects of the utility model are as follows:

utilize adjusting motor to order about down the adjusting screw rod and rotate in this lean on wall ladder, and the people of adjusting screw rod down rotate and utilize its cooperation with adjusting the swivel nut down can order about down adjusting the swivel nut and move in the bar recess, when adjusting the swivel nut and move down, utilize down the die-pin to promote down the die-pin to expand and make down die-pin down the pole wall contact ground play the supporting role and effectively increase the stability of whole ladder frame, avoided the level and smooth and ladder frame bottom end portion to slide easily and make the problem that the ladder frame emptys. The utility model discloses simple structure utilizes die-pin down and effectively increases the stability by wall ladder bottom sprag down the pole, improves constructor's security, and portable and practicality are stronger.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic top view of the middle ladder rack of the present invention.

Fig. 3 is a schematic structural view of the middle side ladder rod of the present invention.

Fig. 4 is a schematic structural view of the middle and lower supporting rods of the present invention.

Notations for reference numerals: the side ladder rod 1, the horizontal ladder rod 2, the pedal 3, the lower support rod 4, the lower support rod 5, the sliding clamping seat 6, the stop dog 7, the wall leaning plate 8, the friction increasing pad 9, the upper support rod 10, the connecting screw hole 11, the connecting through hole 12, the lower adjusting screw rod 13, the adjusting motor 14, the upper adjusting screw rod 15, the lower adjusting screw sleeve 16, the upper adjusting screw sleeve 17, the coupler 18 and the strip-shaped groove 19.

Detailed Description

The present invention will be described in detail with reference to the following embodiments, wherein like or similar elements are designated by like reference numerals throughout the drawings or description, and wherein the shape, thickness or height of the various elements may be expanded or reduced in practical applications. The embodiments of the present invention are provided only for illustration, and not for limiting the scope of the present invention. Any obvious and obvious modifications or alterations to the present invention can be made without departing from the spirit and scope of the present invention.

Example 1

Referring to fig. 1 to 4, in an embodiment of the present invention, a wall-leaning ladder for building construction includes a ladder frame, the ladder frame is composed of two side ladder bars 1 and a plurality of cross ladder bars 2 disposed between the two side ladder bars 1, the bottom end portion of the ladder frame is provided with two lower support bars 4, the end portion of the support bar of the lower support bar 4 is hinged to the side wall of the side ladder bar 1, the lower wall of the side ladder bar 1 is provided with a bar-shaped groove 19, a lower adjusting screw 13 and an adjusting motor 14 are disposed in the bar-shaped groove 19, one end of the lower adjusting screw 13 is rotatably connected to the end portion of the bar-shaped groove 19 through a bearing seat, the other end of the lower adjusting screw 13 is connected to the output end of the adjusting motor 14 through a coupling 18, the adjusting motor 14 is provided with a lower adjusting screw 16 spirally engaged with the lower adjusting screw and sliding in the bar-shaped groove 19, the side portion of the lower, the lower end part of the lower support rod 5 is hinged with the end part of the lower support rod 4 far away from the side ladder bar 1;

when the ladder is used, the ladder frame leans against the wall surface and the adjusting motor 14 is used for driving the lower adjusting screw rod 13 to rotate, the person who adjusts the screw rod 13 downwards rotates and can drive the lower adjusting screw sleeve 16 to move in the strip-shaped groove 19 by matching the lower adjusting screw sleeve 16 with the lower adjusting screw sleeve, when the lower adjusting screw sleeve 16 moves downwards, the lower support rod 4 can be pushed to unfold by the lower support rod 5, so that the lower rod wall of the lower support rod 4 is contacted with the ground to play a supporting role, the stability of the whole ladder frame is effectively improved, and the problem that the ladder frame is toppled due to the fact that the bottom end of the ladder frame is smooth and the ladder frame part slides easily is avoided;

each ladder bar 2 is provided with a foot treading plate 3 which rotates on the ladder bar, the width of the surface of the foot treading plate 3 is more than twice of the diameter of the ladder bar 2, the arrangement of the foot treading plate 3 increases the stability of foot support when climbing a ladder, the lower supporting rod 4 is provided with a sliding clamping seat 6 sliding on the lower supporting rod 4, a plurality of connecting screw holes 11 are arranged along the upper rod wall of the lower supporting rod 4, the sliding clamping seat 6 is provided with a connecting through hole 12, the lower end part of the lower supporting rod 5 is hinged with the sliding clamping seat 6, the adjustable position of the sliding clamping seat 6 is fixed on the lower supporting rod 4 by utilizing bolts to be matched with the connecting screw holes 11 and the connecting through holes 12, so that when the lower adjusting screw sleeve 16 moves upwards, the lower supporting rod 5 and the lower supporting rod 4 are accommodated in the strip-shaped groove 19 to avoid the situation that the lower supporting rod 4 is too long to be completely folded, the end part of the lower supporting rod 4 far away from the side ladder bar 1 is provided with a stop dog 7 so as to avoid the sliding clamping seat 6 from slipping off from the end part of the lower supporting rod 4.

Example 2

Referring to fig. 1 and 2, the embodiment of the present invention is different from embodiment 1 in that: ladder frame top still is provided with and leans on wallboard 8 upside side and 1 top of side ladder pole articulated, still be provided with in the bar recess 19 by accommodate the lead screw 15 on the accommodate the motor 14 drive is rotatory, upward be provided with on accommodate the lead screw 15 with it spiral complex adjust swivel nut 17, it is provided with lower extreme and articulated last branch 10 with it to go up to adjust swivel nut 17 lateral part, go up branch 10 top and lean on wallboard 8 downside articulated, when the ladder frame top supports and leans on when the wallboard, lean on wallboard 8 can contact the wall and produce frictional force, and effectively increase the stability of whole ladder frame, be provided with on the face of leaning on wallboard 8 and increase the frictional force of pad 9 in order to increase with the wall.

The above description is only for the specific embodiments of the present disclosure, but the scope of the present disclosure is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present disclosure, and all the changes or substitutions should be covered within the scope of the present disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.

Claims

1. A wall leaning ladder for building construction comprises a ladder frame, wherein the ladder frame is composed of two side ladder rods (1) and a plurality of transverse ladder rods (2) arranged between the two side ladder rods (1), and is characterized in that two lower supporting rods (4) are arranged at the bottom end of the ladder frame, the end parts of supporting rods of the lower supporting rods (4) are hinged with the side wall of the side ladder rods (1), a strip-shaped groove (19) is formed in the wall of the lower rod of each side ladder rod (1), a lower adjusting screw rod (13) and an adjusting motor (14) are arranged in the strip-shaped groove (19), one end of the lower adjusting screw rod (13) is rotatably connected with the end part of the strip-shaped groove (19) through a bearing seat, the other end of the lower adjusting screw rod (13) is connected with the output end of the adjusting motor (14) through a coupler (18), a lower adjusting screw sleeve (16) which is spirally matched with the adjusting screw rod and slides in the strip-shaped groove (19, the side part of the lower adjusting threaded sleeve (16) is provided with a lower support rod (5) with the top end part hinged with the lower adjusting threaded sleeve, and the lower end part of the lower support rod (5) is hinged with the end part of the lower support rod (4) far away from the side ladder rod (1).

2. The wall leaning ladder for building construction according to claim 1, characterized in that each ladder bar (2) is provided with a pedal (3) rotating thereon, and the width of the pedal (3) is larger than twice of the diameter of the ladder bar (2).

3. The wall leaning ladder for building construction as claimed in claim 1, wherein the lower supporting rod (4) is provided with a sliding clamping seat (6) sliding thereon, a plurality of connecting screw holes (11) are arranged along the upper rod wall of the lower supporting rod (4), the sliding clamping seat (6) is provided with a connecting through hole (12), and the lower end part of the lower supporting rod (5) is hinged with the sliding clamping seat (6).

4. The wall leaning ladder for building construction according to claim 3, characterized in that the end of the lower supporting rod (4) far away from the side ladder rod (1) is provided with a stop block (7).

5. The wall leaning ladder for building construction according to any one of claims 1-4, wherein the top of the ladder frame is further provided with a leaning wall plate (8) and hinged with the top end of the side ladder rod (1) by the upper side of the leaning wall plate (8), an upper adjusting screw rod (15) driven by an adjusting motor (14) to rotate is further arranged in the strip-shaped groove (19), an upper adjusting screw sleeve (17) in screw fit with the upper adjusting screw rod (15) is arranged on the upper adjusting screw rod (15), an upper support rod (10) hinged with the lower end of the upper adjusting screw sleeve (17) is arranged on the side portion of the upper adjusting screw sleeve (17), and the top of the upper support rod (10) is hinged with the lower side of the leaning.

6. The wall ladder for building construction according to claim 5, characterized in that the board surface of the wall board (8) is provided with a friction increasing pad (9).