阅读说明：本技术 一种建筑用塔吊梯辅助爬梯设备 (Supplementary cat ladder equipment of tower crane ladder for building ) 是由 胡德光 于 2021-09-26 设计创作，主要内容包括：本发明涉及塔吊梯安全升降领域,具体是一种建筑用塔吊梯辅助爬梯设备,包括呈“匚”字型的外壳,所述外壳封闭一侧外固定连接有一把手,还包括爬梯机构,所述爬梯机构上端固定在所述外壳内侧,还包括辅助爬升机构,所述辅助爬升机构通过拉带与所述爬梯机构连接,所述拉带下方固定连接有套环,还包括清洁机构,所述清洁机构通过弧形滑槽固定连接在所述外壳所述矩形通孔对侧,本发明通过脚套的上下活动给设备提供动力使其自动爬升从而起到辅助攀爬塔吊梯以及保护工作人员和携带重物的的作用,同时由于清洁机构的存在,可以随时对踏脚柱进行清理,减少踏脚柱上灰尘和泥块的存在,减少滑倒坠落的情况提高安全性的同时可以用来携带重物。(The invention relates to the field of safe lifting of tower cranes, in particular to an auxiliary ladder climbing device for a tower crane ladder for buildings, which comprises an Contraband-shaped shell, a handle fixedly connected to the outside of one closed side of the shell, a ladder climbing mechanism, an auxiliary climbing mechanism and a cleaning mechanism, wherein the upper end of the ladder climbing mechanism is fixed on the inner side of the shell, the auxiliary climbing mechanism is connected with the ladder climbing mechanism through a drawstring, a lantern ring is fixedly connected to the lower side of the drawstring, the cleaning mechanism is fixedly connected to the opposite side of the rectangular through hole of the shell through an arc-shaped chute, the auxiliary climbing device can automatically climb through the up-and-down movement of a foot sleeve to play the roles of assisting climbing of a tower crane ladder and protecting workers and carrying heavy objects, and simultaneously, due to the existence of the cleaning mechanism, the foot sleeve can be cleaned at any time, and the existence of dust and mud blocks on the foot sleeve is reduced, the weight-bearing device can be used for carrying heavy objects while reducing the situation of slipping and falling and improving the safety.)

1. The auxiliary ladder climbing equipment for the tower crane ladder for the building comprises a shell (2), and is characterized in that the shell (2) is in a shape of Contraband, a handle (3) is fixedly connected to the outer part of one closed side, and a rectangular through hole (4) is formed in one side of the shell (2) in the vertical direction;

the ladder climbing mechanism (5), the upper end of the ladder climbing mechanism (5) is fixed on the inner side of the shell (2);

the auxiliary climbing mechanism (6) is connected with the ladder climbing mechanism (5) through a pull belt (7), and a lantern ring (8) is fixedly connected below the pull belt (7);

the cleaning mechanism (27) is fixedly connected to the shell (2) at the opposite side of the rectangular through hole (4) through an arc sliding groove (28).

2. The auxiliary ladder climbing device of the tower crane ladder for the building as claimed in claim 1, the ladder climbing mechanism (5) comprises a motor box (9), one side of the motor box (9) is fixed on the inner side of the shell (2), four slideways (10) are symmetrically arranged on one side of the motor box (9) far away from the shell (2), triangular supports (11) are symmetrically arranged on the outer sides of the slide ways (10), the triangular supports (11) are connected with an internal motor set through the slide ways (10) and can respectively move left and right, one side of the triangular support (11) opposite to each other is fixedly connected with a cylinder (12), one side of the cylinder (12) far away from the triangular support (11) is provided with a long groove, and the clamping parts (14) are respectively arranged, and a semi-cylindrical clamping hole (15) is arranged in the vertical direction of one side surface of the clamping part (14) far away from the triangular support (11).

3. The auxiliary ladder climbing device of the tower crane ladder for the building as claimed in claim 1, wherein a rectangular opening is formed below one side of a motor box (9) of the ladder climbing mechanism, a motor in the rectangular opening is in transmission connection with a bearing (18) in a lower shell (17) through a transmission belt, the bearing (18) is sleeved outside a rotating rod (20), a wide groove (22) is formed in one side of the rotating rod (20) far away from the shell (17), four grooves (19) are formed in the wide groove (22) in a flat mode, and ladder climbing wheels (21) are sleeved outside the wide groove (22).

4. The auxiliary ladder climbing device for the tower crane ladder for the building as claimed in claim 3, wherein the inner hole annular array of the ladder climbing wheel (21) is provided with four cylindrical protrusions (23), the outer annular array of the ladder climbing wheel (21) is provided with four ladder climbing claws (24) and extends into the ladder climbing wheel (21), a first cylindrical protrusion (25) is arranged on the same side of each ladder climbing claw (24) close to the ladder climbing wheel (21), a second cylindrical protrusion (26) is arranged on the side far away from the ladder climbing wheel (21), one side of each second cylindrical protrusion (26) close to the ladder climbing wheel (21) is arc-shaped, and the space between the first cylindrical protrusion (25) and the second cylindrical protrusion (26) is arc-shaped; each ladder climbing claw (24) is internally provided with a sliding groove (41), each sliding groove (41) is internally provided with a locking rod (42), one end of each locking rod (42) extends into the second cylindrical protrusion (26) and is fixedly provided with a pressing block (48) in the vertical direction, one side of each pressing block (48) far away from the first cylindrical protrusion (25) is fixedly provided with a pressing block spring (49), each locking rod (42) is arranged in the ladder climbing wheel (21), one end of each locking rod (42) is sleeved with a semi-arc locking hydraulic pipe (45), each locking hydraulic pipe (45) is sleeved with a locking rotating wheel (44), each locking rotating wheel (44) is fixedly connected with the corresponding ladder climbing claw (24), two sides of each locking rotating wheel (44) are respectively provided with an opening, each opening is internally provided with a locking column (46), each locking column (46) penetrates through the locking hydraulic pipe (45) and can slidably extend out of the locking rotating wheel (44).

5. The auxiliary ladder climbing device of the tower crane ladder for the building as claimed in claim 1, wherein a hydraulic rod (30) is arranged below the motor box (9) in the downward vertical direction on the other side far away from the ladder climbing wheels (21), a sleeve (31) is sleeved below the hydraulic rod (30), a hollow casing (32) is fixed below the sleeve (31) in the horizontal direction, and the front end of the hollow casing (32) is rotatably connected with a pressing plate (33).

6. The auxiliary ladder climbing device of the tower crane ladder for the building as claimed in claim 1, an arc slide way (29) is connected inside the arc slide groove (28) in a sliding way, one side of the arc slide way (29) close to the shell (2) is in a rack shape, one side of the arc-shaped slideway (29) close to the shell (2) is fixedly connected with the shell (2) through a closed hydraulic rod (40), one side of the arc-shaped slide way (29) far away from the arc-shaped slide groove (28) is fixedly connected with a rectangular scraping claw (34), one side of the rectangular scraping claw (34) close to the ladder climbing wheel (21) is provided with an arc groove (35), a gear groove (37) is fixedly arranged on the inner side wall of the arc-shaped slide way (29) close to the shell (2), the middle of the gear groove (37) is rotatably connected with a half gear (38), and the rotation of the half gear (38) is controlled by a motor (39).

Technical Field

The invention belongs to the field of safe lifting of a tower crane ladder, and particularly relates to a safety device for assisting lifting of a tower crane ladder.

Background

The tower crane is used as equipment for high-rise construction and hoisting, and the climbing of the tower crane is almost the only way for operators to enter a tower crane operation room.

In the climbing process, the operator needs to keep alert constantly to prevent oneself from falling or slipping, psychological diathesis to the operator has great examination, simultaneously if do not have the high building around can assist the climbing, the operator often needs to climb very high tower hanging ladder, sometimes still need carry the heavy object climbing, not only examine operator's physical diathesis, still need consider the possible heavy object condition of falling, consequently this scheme has designed one kind and can utilize the climbing action of operator to stabilize equipment and provide the guarantee for operator's safety and can assist the supplementary cat ladder equipment that carries the heavy object and step on the clean further guarantee safety of foot post in order to solve above-mentioned problem.

Disclosure of Invention

The invention aims to solve the problems in the prior art, and provides auxiliary tower crane ladder climbing equipment for a building, which can utilize the ladder climbing action of an operator as power to move equipment, provide safety guarantee for the operator by utilizing a pull ring hung below the equipment and a handle on one side, and simultaneously clean pedal columns in advance to further ensure the safety.

In order to achieve the purpose, the invention adopts the following technical scheme:

an auxiliary ladder climbing device of a tower crane ladder for a building comprises a shell, wherein the shell is in a shape of Contraband, a handle is fixedly connected to the outside of one closed side of the shell, and a rectangular through hole is formed in one side of the shell in the vertical direction;

the upper end of the ladder climbing mechanism is fixed on the inner side of the shell;

the auxiliary climbing mechanism is connected with the ladder climbing mechanism through a pull belt, and a lantern ring is fixedly connected below the pull belt;

the cleaning mechanism is fixedly connected to the shell through an arc-shaped sliding groove and is opposite to the rectangular through hole.

Preferably, cat ladder mechanism includes a motor box, motor box one side is fixed the shell is inboard, the motor box is kept away from shell one side symmetry and is provided with four slides, slide outside symmetry is provided with the A-frame, the A-frame passes through the slide and is connected with inside motor group and can control left and right movements respectively, cylinder of each fixedly connected with in the relative one side of A-frame, the cylinder is kept away from A-frame one side is opened there is long recess to be provided with a holder respectively, the holder is kept away from A-frame side vertical direction is provided with the semicircle post centre gripping hole.

Preferably, the rectangle mouth has been opened to cat ladder mechanism motor box one side below, and the motor passes through the drive belt in it and is connected with the transmission of the interior bearing belt of below casing, the bearing housing is outside the dwang, the dwang is kept away from one side of casing is provided with the wide flute, the wide flute internal planes all are provided with four recesses, the wide flute overcoat has the cat ladder wheel.

Preferably, the inner hole annular array of the ladder stand wheel is provided with four cylindrical protrusions, the outer ring array of the ladder stand wheel is provided with four ladder stand claws and extends into the ladder stand wheel, a first cylindrical protrusion is arranged at the same side of each ladder stand claw and close to the ladder stand wheel, a second cylindrical protrusion is arranged at the position far away from the ladder stand wheel, one side of each second cylindrical protrusion close to the ladder stand wheel is arc-shaped, and an arc-shaped part is formed between each first cylindrical protrusion and each second cylindrical protrusion; every a sliding tray has been seted up respectively in the cat ladder claw, every be provided with a locking lever in the sliding tray respectively, every locking lever one end is stretched into in the second cylindricality arch and the fixed briquetting that is provided with of vertical direction, every the briquetting is kept away from the protruding one side of first cylindricality and is fixedly provided with the briquetting spring, every locking lever setting is equipped with semi-curved locking hydraulic pressure pipe in cat ladder wheel one end overcoat, every locking hydraulic pressure outside of tubes overlaps respectively and is equipped with a locking runner and every locking runner respectively with the cat ladder claw fixed connection that corresponds, every locking runner both sides are provided with an opening respectively, every be provided with a locking post in the opening respectively, every the locking post link up the locking hydraulic pressure pipe and can slide and stretch out outside the locking runner.

Preferably, a hydraulic rod is arranged below the motor box and far away from the other side of the ladder wheel in the downward vertical direction, a sleeve is sleeved below the hydraulic rod, a hollow sleeve shell is fixed below the sleeve in the horizontal direction, and the front end of the hollow sleeve shell is rotatably connected with a pressing plate.

Preferably, the inside sliding connection of arc spout has the arc slide, the arc slide is close to shell one side is the rack form, the arc slide is close to one side of shell through seal the hydraulic stem with shell fixed connection, the arc slide is kept away from one side fixedly connected with rectangle pawl of arc spout, the rectangle pawl is close to it has the circular arc groove to open cat ladder wheel one side, the arc slide is close to the fixed gear groove that is provided with on the inside wall of shell, the rotation is connected with a pinion in the middle of the gear groove, its rotation is passed through motor control in the pinion top.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic top view of the present invention;

FIG. 4 is a schematic view of the structure shown at 5 in FIG. 1;

FIG. 5 is a schematic top view of the structure 20 of FIG. 4;

FIG. 6 is a cross-sectional view taken at A-A of FIG. 5;

FIG. 7 is a schematic view of the structure shown at 21 in FIG. 1;

FIG. 8 is a cross-sectional view of the structure shown in FIG. 7;

in the figure: the device comprises a shell 2, a handle 3, a rectangular through hole 4, a ladder climbing mechanism 5, an auxiliary climbing mechanism 6, a pull belt 7, a lantern ring 8, a motor box 9, a slide way 10, a triangular support 11, a cylinder 12, a clamping piece 14, a semi-cylindrical clamping hole 15, a shell 17, a bearing 18, a groove 19, a rotating rod 20, a ladder climbing wheel 21, a wide groove 22, a cylindrical protrusion 23, a ladder climbing claw 24, a first cylindrical protrusion 25, a second cylindrical protrusion 26, a cleaning mechanism 27, an arc sliding groove 28, an arc sliding way 29, a hydraulic rod 30, a sleeve 31, a hollow casing 32, a pressing plate 33, a rectangular scraping claw 34, an arc groove 35, a gear groove 37, a half gear 38, a motor 39, a closed hydraulic rod 40, a sliding groove 41, a locking rod 42, a locking rotating wheel 44, a locking hydraulic pipe 45, a locking column 46, a pressing block 48 and a pressing block spring 49.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

In the description of the present invention, it should be noted that the terms "inside", "below", and the like refer to orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention conventionally place when used, and are used only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

With the combination of the attached drawings, the auxiliary ladder climbing equipment for the tower crane ladder for the building comprises a shell 2, wherein the shell 2 is shaped like Contraband, a handle 3 is fixedly connected to the outer part of one closed side, and a rectangular through hole 4 is formed in one side of the shell 2 in the vertical direction;

the ladder climbing mechanism 5, the upper end of the ladder climbing mechanism 5 is fixed inside the outer casing 2;

the auxiliary climbing mechanism 6 is connected with the ladder climbing mechanism 5 through a drawstring 7, and a lantern ring 8 is fixedly connected below the drawstring 7;

the cleaning mechanism 27 is fixedly connected to the opposite side of the rectangular through hole 4 of the shell 2 through an arc-shaped sliding chute 28.

Preferably, cat ladder mechanism 5 includes a motor box 9, motor box 9 one side is fixed at 2 inboards of shell, motor box 9 keeps away from 2 one side symmetries of shell and is provided with four slides 10, slide 10 outside symmetry is provided with A-frame 11, A-frame 11 passes through slide 10 and internal motor group connection and can control left and right sides respectively, cylinder 12 of each fixedly connected with in the relative one side of A-frame 11, cylinder 12 keeps away from A-frame 11 one side and opens and has long recess, and be provided with a holder 14 respectively, holder 14 keeps away from 11 side vertical directions of A-frame and is provided with semi-cylinder centre gripping hole 15.

Preferably, the rectangular opening is opened to cat ladder mechanism motor box 9 one side below, and its interior motor passes through the drive belt and is connected with the interior bearing 18 belt drive of below casing 17, and bearing 18 covers is outside dwang 20, and the one side that casing 17 was kept away from to dwang 20 is provided with wide groove 22, and the wide groove 22 internal planes all are provided with four recesses 19, and wide groove 22 overcoat has cat ladder wheel 21.

Preferably, the inner hole annular array of the ladder climbing wheel 21 is provided with four cylindrical protrusions 23, the outer annular array of the ladder climbing wheel 21 is provided with four ladder climbing claws 24 and extends into the ladder climbing wheel 21, a first cylindrical protrusion 25 is arranged at the same side of each ladder climbing claw 24 and close to the ladder climbing wheel 21, a second cylindrical protrusion 26 is arranged far away from the ladder climbing wheel 21, one side of each second cylindrical protrusion 26 close to the ladder climbing wheel 21 is arc-shaped, and an arc-shaped part is formed between the first cylindrical protrusion 25 and the second cylindrical protrusion 26; a sliding groove 41 is respectively arranged in each ladder climbing claw 24, a locking rod 42 is respectively arranged in each sliding groove 41, one end of each locking rod 42 extends into the second cylindrical protrusion 26 and is fixedly provided with a pressing block 48 in the vertical direction, one side, far away from the first cylindrical protrusion 25, of each pressing block 48 is fixedly provided with a pressing block spring 49, one end of each locking rod 42 is sleeved with a semi-arc-shaped locking hydraulic pipe 45 in each ladder climbing wheel 21, each locking hydraulic pipe 45 is respectively sleeved with a locking rotating wheel 44, each locking rotating wheel 44 is respectively and fixedly connected with the corresponding ladder climbing claw 24, two sides of each locking rotating wheel 44 are respectively provided with an opening, a locking column 46 is respectively arranged in each opening, and each locking column 46 penetrates through the locking hydraulic pipe 45 and can slidably extend out of the locking rotating wheel 44.

Preferably, a hydraulic rod 30 is arranged below the motor box 9 and far away from the other side of the ladder climbing wheel 21 in the downward vertical direction, a sleeve 31 is sleeved below the hydraulic rod 30, a hollow sleeve 32 is fixed below the sleeve 31 in the horizontal direction, and the front end of the hollow sleeve 32 is rotatably connected with a pressing plate 33.

Preferably, the inside sliding connection of arc spout 28 has arc slide 29, one side that arc slide 29 is close to shell 2 is rack-shaped, one side that arc slide 29 is close to shell 2 is through sealing hydraulic stem 40 and shell 2 fixed connection, one side fixedly connected with rectangle scraping claw 34 that arc slide 29 keeps away from arc slide 28, rectangle scraping claw 34 is close to cat ladder wheel 21 one side and opens there is arc groove 35, arc slide 29 is close to the fixed gear groove 37 that is provided with on the inside wall of shell 2, the rotation is connected with a pinion 38 in the middle of the gear groove 37, its rotation is controlled through motor 39 in the top of pinion 38.

Principle of operation

Before the operator climbs the ladder, align the handrail of tower crane ladder both sides with centre gripping hole 15 in the middle of the supplementary top holder of cat ladder to the clamp plate 33 of below is placed on nearest one-level step post, utilizes drawstring 7 and the lantern ring 8 of below to provide power for motor in the motor box 9 and is that holder 14 presss from both sides tightly, and cat ladder wheel 21 rotates simultaneously, takes the last one-level step post of tower hanging ladder. After the fixing, the drawstring 7 is loosened temporarily, and the safety rope on the body of the operator is hung on the handle 3 outside the ladder climbing auxiliary shell 2, and at the moment, the heavy objects on the body can be hung on the handle together. The ladder's auxiliary lower drawstring 7 is then tightened, over which the two feet are fitted one loop 8 each. When an operator begins to climb the tower ladder, the feet are lifted each time to provide power for the motor in the motor box 9, so that the clamping pieces 14 on the two sides perform clamping confirmation once, and meanwhile, the ladder climbing wheel 21 rotates;

when the ladder climbing wheel 21 rotates, the next ladder climbing claw 24 is hung upwards on a step post at the higher level, at the moment, because the ladder climbing claw 24 positioned above buckles one step post, a pressing block 48 arranged below the second cylindrical protrusion 26 is pressed into the second cylindrical protrusion 26 to enable the locking rod 42 to ascend, so that hydraulic oil in the locking hydraulic pipe 45 is extracted to enable the locking blocks 46 arranged at two sides of the locking rotating wheel 44 to extend to form fixed connection with the ladder climbing wheel 21, and meanwhile, the other three ladder climbing claws 24 do not extend in situ to enable the ladder climbing claws 24 to rotate because the inner locking posts 42 are not lifted; meanwhile, the hydraulic rod 30 below the ladder stand assist moves, the ladder stand assist is jacked upwards by utilizing the supporting force generated by pressing the pressing plate 33 on the stepping column of the tower hanging ladder, the hydraulic rod 30 and the pressing plate 33 below are retracted after the ladder stand rises for a certain height, and the pressing plate 33 can be opened to avoid colliding with the stepping column above in the upward movement process, so that one-time rising can be completed;

in the process of rising, there is motor 39 to continue the function in the inboard arc spout 28 top of cat ladder auxiliary housing 2, the semi-gear 38 that drives arc spout 28 and be close to shell 2 one side rotates and will scrape groove 34 and release, when semi-gear 38 rotated certain angle, both break away from the meshing, arc slide 29 is drawn back owing to the effect of sealed hydraulic stem 40, make and scrape groove 34 and retrieve the pedal post that the arc recess 35 contact was blocked by the cat ladder wheel in-process, the activity is scraped simultaneously in the assistance of both sides cat ladder, can accomplish once and scrape the clearance, reduce the mud piece and the dust on pedal post surface and remain.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.