阅读说明：本技术 一种用于工地便捷行走的梯子 (Ladder for convenient walking in construction site ) 是由 廖海林 于 2021-07-16 设计创作，主要内容包括：本发明涉及一种梯子,尤其涉及一种用于工地便捷行走的梯子。本发明提供一种能根据需要快速更换位置,同时架设方便舒适度较高,并且能有效提高稳定性的用于工地便捷行走的梯子。本发明提供了这样一种用于工地便捷行走的梯子,包括有第一梯脚、第二梯脚和第一连接固定杆,第一梯脚左右两侧前端均间隔设有第一连接固定杆,第一连接固定杆数量为八根,位于同一侧的第一连接固定杆前端连接有第二梯脚。本发明通过设有便捷机构,便捷机构与旋转机构配合能根据需要快速更换位置；便捷机构与下撑机构配合,能够有效提高梯子的稳定性。(The invention relates to a ladder, in particular to a ladder for convenient walking in a construction site. The invention provides a ladder which can be quickly replaced according to the needs, is convenient to erect and high in comfort level, and can effectively improve the stability and be used for convenient and fast walking in a construction site. The invention provides a ladder for convenient walking in a construction site, which comprises a first ladder foot, a second ladder foot and first connecting and fixing rods, wherein the first connecting and fixing rods are arranged at the front ends of the left side and the right side of the first ladder foot at intervals, the number of the first connecting and fixing rods is eight, and the front end of the first connecting and fixing rod positioned on the same side is connected with the second ladder foot. According to the invention, the convenient mechanism is arranged, and the position of the convenient mechanism can be quickly changed as required by matching with the rotating mechanism; convenient mechanism and the cooperation of mechanism of strutting down can effectively improve the stability of ladder.)

1. The utility model provides a ladder that is used for convenient walking in building site, is equipped with first connection dead lever (3) including first ladder foot (1), second ladder foot (2) and first connection dead lever (3), first ladder foot (1) left and right sides front end equal interval, and first connection dead lever (3) quantity is eight, and first connection dead lever (3) front end that lies in same one side is connected with second ladder foot (2), its characterized in that: still including convenient mechanism (4), be equipped with convenient mechanism (4) between first ladder foot (1) and second ladder foot (2) left and right sides bottom, its characterized in that: the ladder is characterized by further comprising a rotating mechanism (5), wherein the rotating mechanism is arranged on the front side of the second ladder foot (2).

2. A ladder for facilitating walking at a worksite according to claim 1, wherein: still including convenient mechanism (4), convenient mechanism (4) are including wheel (41), first tight pulley piece (42) and rotary rod (43), first ladder foot (1) and second ladder foot (2) left and right sides bottom all weld first tight pulley piece (42), first tight pulley piece (42) quantity is four, the rotary type is equipped with rotary rod (43) between first tight pulley piece (42) that lie in same one side, rotary rod (43) quantity is two, both sides all are connected with wheel (41) around two rotary rod (43), wheel (41) quantity is eight.

3. A ladder for facilitating walking at a worksite according to claim 2, wherein: still including rotary mechanism (5), rotary mechanism (5) are including second connection dead lever (51), swiveling wheel piece (52), second fixed wheel piece (53) and connecting band (54), second ladder foot (2) upper portion front side is connected with second connection dead lever (51), second connection dead lever (51) middle part rotary type is equipped with swiveling wheel piece (52), two rotary rod (43) front portions all are connected with second fixed wheel piece (53), be connected with connecting band (54) between rotary rod (43) and swiveling wheel piece (52).

4. A ladder for facilitating walking at a worksite according to claim 3, wherein: the support device is characterized by further comprising a lower support mechanism (6), wherein the lower support mechanism (6) comprises a connecting rod (61), a lower sliding connecting block (62), supporting columns (63), first springs (64), a third fixed pulley block (65), hollow T-shaped pipes (66) and a supporting base plate (67), the lower sliding connecting block (62) is connected between the middle parts of the first fixed pulley blocks (42) on the left side and the right side, the supporting base plate (67) is connected between the bottoms of the lower sliding connecting blocks (62) on the left side and the right side, the third fixed pulley block (65) is installed on the upper part of the supporting base plate (67), the hollow T-shaped pipes (66) are arranged in the middle part of the third fixed pulley block (65) in a sliding mode, the connecting rods (61) are arranged on the front side and the rear side of the lower part of each hollow T-shaped pipe (66) in a penetrating mode, the left end and the right end of each connecting rod (61) are connected to the lower sliding connecting block (62), the supporting columns (63) are arranged on the front side and the rear side of each connecting rod (61), the first springs (64) are sleeved on each lower sliding connecting block (62), two ends of the first spring (64) are respectively connected to the lower end of the connecting rod (61) and the lower part of the lower sliding connecting block (62).

5. A ladder for facilitating walking at a worksite according to claim 4, wherein: still including locking mechanical system (7), locking mechanical system (7) are including pushing down rotatory piece (71), locking lever (72) and second spring (73), and hollow T venturi tube (66) upper portion inner wall slides and is equipped with locking lever (72), and locking lever (72) top is equipped with and pushes down rotatory piece (71), and locking lever (72) top cover is equipped with second spring (73), and second spring (73) both ends are connected respectively and are pushed down rotatory piece (71) bottom and hollow T venturi tube (66) top.

6. A ladder for facilitating walking at a worksite according to claim 5, wherein: also comprises a backrest mechanism (8), the backrest mechanism (8) comprises a third connecting fixed rod (81), a first sliding plate (82) and a third spring (83), second sliding plate (84), torsion spring (85) and back shell (86), be connected with back shell (86) between first ladder foot (1) and second ladder foot (2) top, back shell (86) inner wall left and right sides slidingtype is equipped with first sliding plate (82), first sliding plate (82) outside slidingtype is equipped with third connection dead lever (81), the cover is equipped with third spring (83) on third connection dead lever (81), third spring (83) both ends are connected respectively on first sliding plate (82) and back shell (86), first sliding plate (82) top front side is changeed formula and is equipped with second sliding plate (84), be connected with torsion spring (85) between second sliding plate (84) and first sliding plate (82).

7. A ladder for facilitating walking at a worksite according to claim 6, wherein: the bottom of the supporting bottom plate (67) is provided with a small hole.

8. A ladder for facilitating walking at a worksite according to claim 7, wherein: the first ladder foot (1), the second ladder foot (2) and the first connecting fixing rod (3) are made of aluminum alloy.

Technical Field

The invention relates to a ladder, in particular to a ladder for convenient walking in a construction site.

Background

High-altitude operation and low-altitude operation are very general in the building site, and because the low-altitude operation is not convenient for build the workman's hand frame, so when carrying out the low-altitude operation in present building site, the workman mostly relies on extension ladder or flexible double ladder to carry out work, and present most double ladder removes inconveniently, does not have any chair simultaneously and leans on the part to stability is not high.

Aiming at the defects of the herringbone ladder, the ladder which can be quickly replaced according to needs, is high in convenience and comfort level in erection and can effectively improve stability and is used for convenient walking in a construction site is designed.

Disclosure of Invention

In order to overcome the defects that most herringbone ladders are inconvenient to move, do not have any chair rest part and are low in stability, the invention has the technical problems that: the utility model provides the ability quick replacement position as required, it is higher to erect convenient comfort level simultaneously to can effectively improve the ladder that is used for the convenient walking in building site of stability.

The technical scheme is as follows: the utility model provides a ladder for convenient walking in building site, is equipped with first connection dead lever including first ladder foot, second ladder foot and first connection dead lever, the equal interval of first ladder foot left and right sides front end, and first connection dead lever quantity is eight, lies in and is connected with second ladder foot, its characterized in that with the first connection dead lever front end of one side: still including convenient mechanism, be equipped with convenient mechanism, its characterized in that between first ladder foot and the second ladder foot left and right sides bottom: the ladder is characterized by further comprising a rotating mechanism, wherein the rotating mechanism is arranged on the front side of the second ladder foot.

Further, still including convenient mechanism, convenient mechanism is including wheel, first tight pulley piece and rotary rod, and first tight pulley piece has all been welded to first ladder foot and second ladder foot left and right sides bottom, and first tight pulley piece quantity is four, lies in and is equipped with the rotary rod with the rotary type between the first tight pulley piece of one side, and rotary rod quantity is two, and both sides all are connected with the wheel around two rotary rods, and wheel quantity is eight.

Preferably, the elevator ladder further comprises a rotating mechanism, the rotating mechanism comprises a second connecting fixing rod, a rotating wheel block, a second fixing wheel block and a connecting belt, the second connecting fixing rod is connected to the front side of the upper portion of the second ladder leg, the rotating wheel block is arranged in the middle of the second connecting fixing rod in a rotating mode, the second fixing wheel block is connected to the front portions of the two rotating rods, and the connecting belt is connected between the rotating rods and the rotating wheel block.

As preferred, still including the mechanism that props down, the mechanism that props down is including the connecting rod, the gliding connecting block, the support column, first spring, the third fixed pulley piece, hollow T venturi tube and supporting baseplate, all be connected with the gliding connecting block between the first fixed pulley piece middle part of left and right sides, be connected with the supporting baseplate between the left and right sides gliding connecting block bottom, the third fixed pulley piece is installed on supporting baseplate upper portion, third fixed pulley piece middle part slides and is equipped with hollow T venturi tube, both sides all run through and are equipped with the connecting rod around the hollow T venturi tube lower part, both ends are connected on the gliding connecting block about the connecting rod, both sides all are equipped with the support column around the connecting rod, first spring has been cup jointed on the gliding connecting block, connecting rod lower extreme and gliding connecting block lower part are connected respectively at first spring both ends.

Preferably, the locking mechanism comprises a downward pressing rotating block, a locking rod and a second spring, the locking rod is arranged on the inner wall of the upper portion of the hollow T-shaped pipe in a sliding mode, the downward pressing rotating block is arranged at the top of the locking rod, the second spring is sleeved on the top of the locking rod, and two ends of the second spring are connected to the bottom of the downward pressing rotating block and the top of the hollow T-shaped pipe respectively.

Preferably, the backrest mechanism comprises a third connecting fixing rod, a first sliding plate, a third spring, a second sliding plate, a torsion spring and a backrest shell, the backrest shell is connected between the tops of the first ladder leg and the second ladder leg, the first sliding plate is arranged on the left side and the right side of the inner wall of the backrest shell in a sliding mode, the third connecting fixing rod is arranged on the outer side of the first sliding plate in a sliding mode, the third spring is sleeved on the third connecting fixing rod, the two ends of the third spring are connected to the first sliding plate and the backrest shell respectively, the second sliding plate is arranged on the front side of the top of the first sliding plate in a rotating mode, and the torsion spring is connected between the second sliding plate and the first sliding plate.

Compared with the prior art, the invention has the following advantages:

1. according to the invention, the convenient mechanism is arranged, and the position of the convenient mechanism can be quickly changed as required by matching with the rotating mechanism;

2. the convenient mechanism is matched with the lower support mechanism, so that the stability of the ladder can be effectively improved;

3. the lower support mechanism is matched with the locking mechanism, so that the ladder can be prevented from displacement, and meanwhile, the safety of the ladder is improved;

4. the backrest mechanism is matched with the first ladder foot and the second ladder foot, so that a worker can have a rest on the ladder intermittently.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic perspective view of the convenient mechanism of the present invention.

Fig. 3 is a schematic perspective view of the rotating mechanism of the present invention.

Fig. 4 is a schematic perspective view of the lower support mechanism of the present invention.

Fig. 5 is a partial perspective view of the lower supporting mechanism of the present invention.

Fig. 6 is a perspective view of the locking mechanism of the present invention.

Fig. 7 is a perspective view of the backrest mechanism of the present invention.

In the above drawings: 1. the first ladder leg, 2, the second ladder leg, 3, the first connecting and fixing rod, 4, a convenient mechanism, 41, a wheel, 42, a first fixing wheel block, 43, a rotating rod, 5, a rotating mechanism, 51, a second connecting and fixing rod, 52, a rotating wheel block, 53, a second fixing wheel block, 54, a connecting belt, 6, a lower supporting mechanism, 61, a connecting rod, 62, a lower sliding connecting block, 63, a supporting column, 64, a first spring, 65, a third fixing wheel block, 66, a hollow T-shaped pipe, 67, a supporting bottom plate, 7, a locking mechanism, 71, a lower pressing rotating block, 72, a locking rod, 73, a second spring, 8, a backrest mechanism, 81, a third connecting and fixing rod, 82, a first sliding plate, 83, a third spring, 84, a second sliding plate, 85, a torsion spring, 86 and a backrest shell.

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 further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary 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

The utility model provides a ladder for convenient walking in building site, as shown in fig. 1, including first ladder foot 1, second ladder foot 2, first connecting fixed rod 3 and convenient mechanism 4, the equal interval in 1 left and right sides front end of first ladder foot is equipped with first connecting fixed rod 3, 3 quantity of first connecting fixed rod are eight, it is connected with second ladder foot 2 to lie in 3 front ends of first connecting fixed rod with one side, be equipped with convenient mechanism 4 between 2 left and right sides bottoms of first ladder foot 1 and second ladder foot, 2 front sides of second ladder foot are equipped with rotary mechanism 5.

When the workman need carry out the low latitude operation, the workman at first need assemble into the ladder with first ladder foot 1 and first connecting fixed rod 3 and second ladder foot 2, the usable convenient mechanism 4 of workman removes the ladder to the position of needs afterwards, the workman removes the ladder to the assigned position after, the workman just can climb the ladder and carry out the low latitude operation, when the workman accomplishes the operation of assigned position, the workman can use hand to rotate rotary mechanism 5, rotary mechanism 5 can promote convenient mechanism 4 and remove, the workman just so can carry out the low latitude operation according to the quick change position of needs, thereby can greatly promote workman's work efficiency.

Example 2

In a preferred embodiment of the present invention, as shown in fig. 2, fig. 3, fig. 4, fig. 5, fig. 6 and fig. 7, the portable mechanism 4 further includes a convenient mechanism 4, the convenient mechanism 4 includes wheels 41, first fixed wheel blocks 42 and rotating rods 43, the first fixed wheel blocks 42 are welded to the bottom ends of the left and right sides of the first ladder leg 1 and the second ladder leg 2, the number of the first fixed wheel blocks 42 is four, the rotating rods 43 are rotatably disposed between the first fixed wheel blocks 42 located on the same side, the number of the rotating rods 43 is two, the front and rear sides of the two rotating rods 43 are connected to the wheels 41, and the number of the wheels 41 is eight.

When the workman need carry out the low-altitude operation, the workman can promote first ladder foot 1 and second ladder foot 2, first ladder foot 1 and second ladder foot 2 can be quick as required change the position through the rotation of wheel 41, wheel 41 rotates and can drive rotary rod 43 and rotate on first tight pulley piece 42, after the workman promoted first ladder foot 1 and second ladder foot 2 assigned position, the workman only need stop promoting the ladder foot, the workman alright climb the ladder and carry out the low-altitude operation, when the workman still need continue to change the position, the workman can repeat above-mentioned action, the workman just can use this ladder many times like this and carry out the low-altitude operation.

Still including rotary mechanism 5, rotary mechanism 5 is connected dead lever 51, rotatory wheel piece 52, second fixed wheel piece 53 and connecting band 54 including the second, and second ladder foot 2 upper portion front side is connected with the second and connects dead lever 51, and dead lever 51 middle part rotary type is connected to the second is equipped with rotatory wheel piece 52, and two rotary rods 43 front portions all are connected with second fixed wheel piece 53, are connected with connecting band 54 between rotary rod 43 and the rotatory wheel piece 52.

This process of workman's manual aversion is more loaded down with trivial details, and can have certain consumption to workman's physical power, therefore the workman carries out the low latitude operation on the ladder, can directly rotate second ladder foot 2 front side swiveling wheel piece 52 with the hand, swiveling wheel piece 52 rotates on second connection dead lever 51 and can drive connecting band 54 and rotate, connecting band 54 rotates and can drive swivel lever 43 and rotate, swivel lever 43 rotates and can drive front and back both sides wheel 41 and rotate, second fixed wheel piece 53 can prevent that connecting band 54 pivoted process from appearing the aversion, wheel 41 takes place to rotate the back, and then the workman has just accomplished the change of ladder position, when the workman need not continue to move the ladder, the workman only need stop to rotate swiveling wheel piece 52 can, when the workman still needs to move the ladder to the assigned position once more, the workman repeats above-mentioned operation once more can.

Still including propping mechanism 6 down, prop mechanism 6 down including connecting rod 61, lower sliding connection block 62, support column 63, first spring 64, third fixed pulley block 65, hollow T venturi tube 66 and supporting baseplate 67, all be connected with lower sliding connection block 62 between the first fixed pulley block 42 middle part of the left and right sides, be connected with supporting baseplate 67 between the left and right sides lower sliding connection block 62 bottom, third fixed pulley block 65 is installed on supporting baseplate 67 upper portion, third fixed pulley block 65 middle part slides and is equipped with hollow T venturi tube 66, both sides all run through and are equipped with connecting rod 61 around the hollow T venturi tube 66 lower part, both ends are connected on lower sliding connection block 62 about connecting rod 61, both sides all are equipped with support column 63 around connecting rod 61, first spring 64 has been cup jointed on lower sliding connection block 62, first spring 64 both ends are connected respectively in connecting rod 61 lower extreme and lower sliding connection block 62 lower parts.

During the low-altitude operation of a worker on the ladder, the wheels 41 which are convenient to move are arranged below the ladder, so that the ladder is inevitably displaced, and the safety is not high enough, therefore, the worker can press the hollow T-shaped pipe 66 downwards when the ladder is not required to be moved temporarily, the hollow T-shaped pipe 66 slides downwards in the third fixed wheel block 65, the support base plate 67 can increase the stability of the third fixed wheel block 65, and further drive the connecting rod 61 to slide downwards, the connecting rod 61 slides downwards in the downward sliding connecting block 62, and further drive the support column 63 to slide downwards, the first spring 64 is compressed, when the support column 63 slides downwards to be in contact fit with the wheels 41, the wheels 41 are fixed by the support column 63, so that the ladder is prevented from being displaced, when the worker needs to move the ladder again, the worker can quickly release the hollow T-shaped pipe 66, and the first spring 64 is reset, the first spring 64 can push the connecting rod 61 to slide upwards for resetting, the connecting rod 61 slides upwards to drive the supporting column 63 to move upwards for resetting, when the connecting rod 61 moves upwards to the original position, the hollow T-shaped pipe 66 can slide upwards in the third fixing wheel block 65 for resetting, the wheel 41 can continue to rotate, and therefore a worker can quickly move the ladder to a specified position as required, and meanwhile the safety and the stability of the ladder are improved.

The locking mechanism 7 comprises a downward pressing rotating block 71, a locking rod 72 and a second spring 73, the locking rod 72 is arranged on the inner wall of the upper portion of the hollow T-shaped pipe 66 in a sliding mode, the downward pressing rotating block 71 is arranged at the top of the locking rod 72, the second spring 73 is sleeved on the top of the locking rod 72, and two ends of the second spring 73 are connected to the bottom of the downward pressing rotating block 71 and the top of the hollow T-shaped pipe 66 respectively.

To further increase the stability of the ladder, a worker presses the lower rotary block 71, the locking lever 72 is moved downward by the downward movement of the lower rotary block 71, the second spring 73 is compressed, when the locking lever 72 is moved downwardly into contact engagement with the support floor 67, the worker may rotate the lower rotary block 71, at this time, the locking lever 72 is temporarily locked to the bottom of the support base 67, the hollow T-shaped pipe 66 is locked, therefore, the ladder is continuously locked, when a worker needs to move the ladder again, the worker can press and rotate the downward pressing rotating block 71 again, when the locking rod 72 is temporarily not in a locking state with the bottom of the supporting bottom plate 67, the second spring 73 is reset, the second spring 73 drives the locking rod 72 to reset upwards, the locking rod 72 resets upwards and drives the downward pressing rotating block 71 to reset upwards, and when the worker needs to lock the ladder again, the operation is repeated.

The backrest structure comprises a backrest structure 8, the backrest structure 8 comprises a third connecting fixing rod 81, a first sliding plate 82, a third spring 83, a second sliding plate 84, a torsion spring 85 and a backrest shell 86, the backrest shell 86 is connected between the tops of a first ladder leg 1 and a second ladder leg 2, the first sliding plate 82 is arranged on the left side and the right side of the inner wall of the backrest shell 86 in a sliding mode, the third connecting fixing rod 81 is arranged on the outer side of the first sliding plate 82 in a sliding mode, the third spring 83 is sleeved on the third connecting fixing rod 81, two ends of the third spring 83 are respectively connected to the first sliding plate 82 and the backrest shell 86, the second sliding plate 84 is arranged on the front side of the top of the first sliding plate 82 in a rotating mode, and the torsion spring 85 is connected between the second sliding plate 84 and the first sliding plate 82.

The labor intensity of workers is generally higher, muscle strain can occur when the back of the worker is suspended for a long time, so that a worker can manually draw out the third connecting fixing lever 81 to the outside of the back housing 86, the first sliding plate 82 is moved by the movement of the third connecting fixing lever 81, the third spring 83 is extended, the worker needs to manually rotate the first sliding plate 82, the torsion spring 85 is extended, and thus the second slide plate 84 is in an upright state, at which time the worker can intermittently rest with the chair resting on the second slide plate 84, when the back of the worker temporarily loses contact with the backrest shell 86, the torsion spring 85 is restored, the torsion spring 85 drives the second sliding plate 84 to rotate and restore, thereby driving the first sliding plate 82 to return to the inner side of the backrest shell 86, the third spring 83 returns, and then the third connecting fixing rod 81 is driven to reset towards the inner side of the backrest shell 86, and at the moment, a worker can have a rest with adaptability as required, so that the worker has sufficient energy to continue working.

While the disclosure has been described with respect to a limited number of embodiments, those skilled in the art, having benefit of this disclosure, will appreciate that various other embodiments can be devised which do not depart from the scope of the invention as disclosed herein. Accordingly, the scope of the invention should be limited only by the attached claims.