Metal net rack high-altitude assembly auxiliary hoisting structure

Abstract

The utility model relates to the technical field of hoisting structures, in particular to a metal net rack high-altitude assembling auxiliary hoisting structure which comprises a mounting sleeve, a top cover and a plurality of rolling assemblies, and the mounting sleeve is of a hollow cylinder structure and is used for containing and supporting internal assemblies; the top cover is detachably mounted at the top opening of the mounting sleeve so as to seal the mounting sleeve and provide a hoisting connection point; the multiple winding assemblies are annularly arranged at equal intervals in the circumferential direction of the mounting sleeve, each winding assembly comprises a supporting plate, a winding barrel, a limiting disc, a ratchet wheel, a pawl, a connecting shaft and a torsional spring, and the end of each supporting plate is fixedly connected to the inner wall of the mounting sleeve. When the lifting rope is released, the pawl is separated from the ratchet wheel, the lifting rope can be freely pulled out, when the length of the lifting rope is fixed, the pawl is connected with the ratchet wheel in a clamped mode under the action of the torsion spring, it is guaranteed that the winding drum cannot rotate at will, and the design can improve stability in the lifting process, facilitates installation and disassembly and improves construction efficiency.

Description

TECHNICAL FIELD

[0001] The utility model relates to hoisting structure technical field more specifically, relate to a kind of metal net rack high-altitude assembly auxiliary hoisting structure. BACKGROUND

[0002] Metal net rack high-altitude assembly auxiliary hoisting structure usually includes high-altitude assembly method, integral installation method and high-altitude sliding method, hoist process, first net rack is assembled into whole on ground, then hoisting mechanism is hoisted on hoisting equipment hook, multiple lifting ropes in hoisting mechanism are fixed on net rack, and it is fixed to installation position by its overall lifting, this construction method does not need tall assembly support, less high-altitude operation, easy to guarantee welding quality, but need hoisting equipment of large hoisting weight, and the technique is more complex.

[0003] The length of the lifting rope in the existing hoisting structure cannot be adjusted. When the lifting rope is tied on the net rack, the length of the lifting rope required for use is different due to different tying positions. During tying, the length of part of the lifting rope is relatively long. In order to avoid the problem that the length of part of the lifting rope is too long, resulting in poor stability of the net rack hoisting, the lifting rope needs to be straightened during tying. The operator needs to spend more time to wind the excess lifting rope on the net rack, which is not convenient for installation and disassembly, and reduces the construction efficiency. UTILITARIAN CONTENT

[0004] The utility model provides a kind of metal net rack high-altitude assembly auxiliary hoisting structure, by the winding and unwinding operation of lifting rope, the length of lifting rope is adjusted, the stability in hoisting process can be improved, installation and disassembly are facilitated, and construction efficiency is improved.

[0005] The utility model provides a kind of metal net rack high-altitude assembly auxiliary hoisting structure, including installation sleeve, top cover and multiple winding assembly, the installation sleeve is hollow cylindrical structure, for accommodating and supporting internal components;The top cover is detachably installed at the top opening of installation sleeve, to close installation sleeve and provide hoisting connection point;

[0006] A plurality of winding assemblies are arranged along the circumference of the mounting sleeve, each of the winding assemblies comprises a support plate, a winding drum, a limiting disc, a ratchet wheel, a pawl, a connecting shaft and a torsion spring, the support plate is fixedly connected to the inner wall of the mounting sleeve, the winding drum is rotatably connected to the two opposite support plates at the two ends thereof, the limiting disc is fixedly connected to the two ends of the winding drum, the ratchet wheel is coaxially fixedly connected to the two ends of the winding drum, the pawl is engaged with the ratchet wheel, the connecting shaft is fixedly connected to the pawl at the two ends thereof, and the torsion spring is sleeved on the two ends of the connecting shaft.

[0007] Preferably, one end of the torsion spring is fixedly connected to the pawl, and the other end of the torsion spring is fixedly connected to the mounting sleeve.

[0008] Preferably, the pawl comprises a first pawl tooth and a second pawl tooth, and the first pawl tooth and the second pawl tooth are engaged with the ratchet wheel.

[0009] Preferably, a lifting ring is fixedly installed on the top of the top cover, and the axis of the lifting ring is coincident with the central axis of the mounting sleeve.

[0010] Preferably, a plurality of mounting holes are formed in the inner wall of the mounting sleeve, the connecting shaft is rotatably connected to the inner wall of the mounting sleeve, the two ends of the connecting shaft extend into the mounting holes, and the end of the pawl extends to below the mounting sleeve through the mounting hole.

[0011] Preferably, a plurality of wiring holes are formed in the circumferential outer wall of the mounting sleeve in a ring shape, two clamping rollers are rotatably connected to the inner wall of each of the wiring holes, and a guide gap for the hoisting rope to pass through is formed between the two clamping rollers.

[0012] Preferably, a plurality of connecting holes are formed in the circumferential outer wall of the mounting sleeve in a ring shape, a connecting rod is fixedly connected to the end of the winding drum, the end of the connecting rod extends through the connecting hole and is rotatably connected to the connecting hole, a connecting lug is fixedly connected to the end of the connecting rod, a handle is fixedly connected to the outer wall of the connecting lug, and a handle sleeve is rotatably connected to the circumferential outer wall of the handle.

[0013] Preferably, a fixing column is fixedly connected to the bottom of the inner wall of the mounting sleeve, and the top of the fixing column is in contact with the bottom of the top cover.

[0014] Preferably, a rotating shaft is fixedly connected between two adjacent pawls, and a rotating sleeve is rotatably connected to the outer wall of the rotating shaft.

[0015] By means of the above technical scheme, the present application has the following beneficial effects:

[0016] 1. The utility model discloses a rotating sleeve drives the pawl rotation, can easily realize the pawl and the ratchet wheel's joint and disengagement, and further control the rotation and fixed of winding drum, when releasing the lifting rope, the pawl disengages the ratchet wheel, and the lifting rope can be freely drawn, when fixing the length of lifting rope, the pawl is under the action of torsional spring and is connected with the ratchet wheel, ensure that winding drum does not rotate at will, this design can improve the stability in the hoisting process, facilitate installation and disassembly, improve construction efficiency.

[0017] 2. The utility model discloses a clamping roller is rotatably connected in the wire hole of the installation sleeve circumferential outer wall, and the guide gap is formed between the two clamping rollers, when the lifting rope passes through the wire hole, the clamping roller can play the guiding effect, makes the lifting rope can smoothly enter and exit the installation sleeve, avoids the friction of lifting rope and the inner wall of installation sleeve in the process of winding and unwinding, reduces the wear and tear of lifting rope, prolongs its service life.

[0018] 3. The utility model discloses a connecting lug and handle are set up to the end of connecting rod, through the rotation of the handle sleeve, the operator can drive winding drum rotation, realizes the winding operation of lifting rope, makes the lifting rope keep the taut state in the hoisting process, improves the safety of hoisting. ACCURACY

[0019] Figure 1 It is the whole structure schematic diagram of the utility model;

[0020] Figure 2 It is the internal structure schematic diagram of the utility model;

[0021] Figure 3 It is the structure schematic diagram of the installation sleeve of the utility model;

[0022] Figure 4 It is the mounting structure schematic diagram of winding drum of the utility model;

[0023] Figure 5 It is the structure schematic diagram of the pawl of the utility model;

[0024] Figure 6 It is the mounting structure schematic diagram of rotating sleeve of the utility model.

[0025] In the drawing: 1, installation sleeve; 2, top cap; 3, lifting ring; 4, mounting hole; 5, connecting hole; 6, wire hole; 7, support plate; 8, winding drum; 9, limit disc; 10, ratchet wheel; 11, connecting shaft; 12, torsional spring; 13, pawl; 14, rotating shaft; 15, rotating sleeve; 16, first claw tooth; 17, second claw tooth; 18, connecting rod; 19, connecting lug; 20, handle; 21, handle sleeve; 22, fixed column; 23, clamping roller. SPECIFIC IMPLEMENTATION

[0026] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of the present application.

[0027] It should be noted that all directionality indications in the embodiments of the present application are only used to explain the relative positional relationship, motion condition and the like between components in a certain posture, and if the certain posture changes, the directionality indications also change accordingly.

[0028] As shown in Figures 1-6 A metal net rack high-altitude assembly auxiliary hoisting structure, comprising a mounting sleeve 1, a top cover 2 and a plurality of winding assemblies, the mounting sleeve 1 is in a hollow cylindrical structure, used for accommodating and supporting internal components; the top cover 2 is detachably installed at the top opening of the mounting sleeve 1, so as to close the mounting sleeve 1 and provide a hoisting connection point;

[0029] The plurality of winding assemblies are arranged in a ring shape along the circumferential direction of the mounting sleeve 1 at equal intervals, each winding assembly comprises a support plate 7, a winding drum 8, a limiting disc 9, a ratchet wheel 10, a pawl 13, a connecting shaft 11 and a torsional spring 12, the end of the support plate 7 is fixedly connected to the inner wall of the mounting sleeve 1; the winding drum 8 is rotatably connected to the two opposite support plates 7 at both ends, used for winding and releasing hoisting ropes; the limiting disc 9 is fixedly connected to both ends of the winding drum 8, used for limiting the position of the rope on the winding drum 8; the ratchet wheel 10 is coaxially fixedly connected to both ends of the winding drum 8, used for cooperating with the pawl 13 to realize one-way locking; the pawl 13 is engagedly matched with the ratchet wheel 10 at the clamping end, used for disengaging from the ratchet wheel 10 when releasing the rope, and clamping the ratchet wheel 10 when winding or holding the rope; the connecting shaft 11 is fixedly connected to the pawl 13 at both ends, used for supporting the pawl 13 and allowing it to rotate around its own axis; the torsional spring 12 is sleeved on both ends of the connecting shaft 11, one end of the torsional spring 12 is fixedly connected to the pawl 13, and the other end of the torsional spring 12 is fixedly connected to the mounting sleeve 1, used for providing the torsional force required for the pawl 13 to clamp the ratchet wheel 10.

[0030] The design of the ratchet wheel 10 and the pawl 13 can easily realize the clamping and disengagement of the pawl 13 and the ratchet wheel 10 by rotating the rotating sleeve 15 to drive the pawl 13 to rotate, thereby controlling the rotation and fixation of the winding drum 8; when releasing the hoisting rope, the pawl 13 disengages from the ratchet wheel 10, and the hoisting rope can be freely pulled out; when fixing the length of the hoisting rope, the pawl 13 is clamped with the ratchet wheel 10 under the action of the torsional spring 12, so as to ensure that the winding drum 8 cannot rotate at will, which can improve the stability during hoisting, facilitate installation and disassembly, and improve construction efficiency.

[0031] In some embodiments, as Figure 5As shown, the pawl 13 includes a first pawl tooth 16 and a second pawl tooth 17, which are respectively matched with the ratchet wheel 10;

[0032] By setting the first pawl tooth 16 and the second pawl tooth 17 to be matched with the ratchet wheel 10, the safety of the pawl 13 limiting the ratchet wheel 10 can be further improved.

[0033] In some embodiments, as shown in Figure 1 As shown, the top cover 2 is fixedly installed with a lifting ring 3 at the top, and the axis of the lifting ring 3 coincides with the central axis of the mounting sleeve 1.

[0034] In some embodiments, as shown in Figure 2 and Figure 3 As shown, a plurality of mounting holes 4 are formed in the inner wall of the mounting sleeve 1, the connecting shaft 11 is rotatably connected to the inner wall of the mounting sleeve 1, the connecting shaft 11 extends into the mounting hole 4 at both ends, and the end of the pawl 13 extends below the mounting sleeve 1 through the mounting hole 4;

[0035] By extending the end of the pawl 13 below the mounting sleeve 1, the operator can easily rotate the pawl 13.

[0036] In some embodiments, as shown in Figure 2 and Figure 3 As shown, a plurality of wire holes 6 are formed in the circumferential outer wall of the mounting sleeve 1 in a ring shape at equal intervals, two clamping rollers 23 are rotatably connected to the inner wall of each wire hole 6, and a guide gap for the lifting rope to pass through is formed between the two clamping rollers 23;

[0037] The clamping roller 23 can play a guiding role, allowing the lifting rope to smoothly enter and exit the mounting sleeve 1, avoiding friction between the lifting rope and the inner wall of the mounting sleeve 1 during winding and unwinding, reducing wear and tear on the lifting rope, and prolonging its service life.

[0038] In some embodiments, as shown in Figure 2 and Figure 4 As shown, a plurality of connecting holes 5 are formed in the circumferential outer wall of the mounting sleeve 1 in a ring shape at equal intervals, a connecting rod 18 is fixedly connected to the end of the winding drum 8, the end of the connecting rod 18 extends through the connecting hole 5 and is rotatably connected thereto, a connecting lug 19 is fixedly connected to the end of the connecting rod 18, a handle 20 is fixedly connected to the outer wall of the connecting lug 19, and a handle sleeve 21 is rotatably connected to the circumferential outer wall of the handle 20;

[0039] The operator drives the winding drum 8 to rotate, realizing the winding operation of the lifting rope, so that the lifting rope remains taut during lifting, improving the safety of lifting.

[0040] In some embodiments, as shown in Figure 2 As shown, a fixed column 22 is fixedly connected to the inner wall of the mounting sleeve 1 at the bottom, and the top of the fixed column 22 is in contact with the bottom of the top cover 2.

[0041] In some embodiments, as shown in Figure 6 The rotation shaft 14 is fixedly connected between two adjacent pawls 13, and the outer wall of the rotation shaft 14 is rotationally connected with a rotating sleeve 15.

[0042] Working principle: hang the lifting ring 3 on the hook of the hoisting equipment, hold the rotating sleeve 15, push it towards the bottom of the mounting sleeve 1, the rotating sleeve 15 drives the pawl 13 to rotate around the connecting shaft 11, until the first claw tooth 16 and the second claw tooth 17 on the pawl 13 are disengaged from the clamping of the ratchet wheel 10, at this time, by pulling the lifting rope, the lifting rope is extended outward along the clamping rollers 23, so that the lifting rope is released;

[0043] When the rotating sleeve 15 is loosened, the first claw tooth 16 and the second claw tooth 17 on the pawl 13 are clamped with the ratchet wheel 10 under the torsional force of the torsional spring 12, so that the winding drum 8 can be fixed, and the length of the lifting rope can be fixed;

[0044] After fixing one end of the lifting rope on the net rack, in order to keep the lifting rope in a taut state during hoisting, the handle sleeve 21 can be rotated, the connecting ear 19 is driven to rotate by the grip 20, the connecting rod 18 is driven to rotate by the connecting ear 19, the winding drum 8 is driven to rotate by the connecting rod 18, and the lifting rope is wound by the winding drum 8.

[0045] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited thereto, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. A metal net rack high-altitude assembly auxiliary hoisting structure, characterized in that, The utility model relates to a kind of hoisting device, including: Mounting sleeve (1), hollow cylindrical structure, for accommodating and supporting internal components; Top cover (2), detachably mounted at the top opening of mounting sleeve (1), to close mounting sleeve (1) and provide hoisting connection point; A plurality of winding assemblies, along the circumferential direction of mounting sleeve (1) equidistant annular arrangement, each winding assembly includes: Supporting plate (7), its end is fixedly connected on the inner wall of mounting sleeve (1); Winding drum (8), its both ends are rotatably connected with two opposite supporting plates (7), for winding and releasing hoisting rope; Limiting disc (9), respectively fixedly connected at both ends of winding drum (8), for limiting the position of rope on winding drum (8); Ratchet (10), coaxially fixedly connected at both ends of winding drum (8), for one-way locking with pawl (13); Pawl (13), its clamping end is respectively clamped with ratchet (10), for being separated from ratchet (10) when releasing rope, clamping ratchet (10) when winding or keeping rope; Connecting shaft (11), its both ends are respectively fixedly connected with pawl (13), for supporting pawl (13) and allowing it to rotate around its axis; Torsion spring (12), respectively sleeved at both ends of connecting shaft (11), for providing the torsion required for pawl (13) to clamp ratchet (10).

2. The metal net rack high-altitude assembly auxiliary hoisting structure according to claim 1, characterized in that: One end of the torsion spring (12) is fixedly connected with the pawl (13), and the other end of the torsion spring (12) is fixedly connected with the mounting sleeve (1).

3. The metal net rack high-altitude assembly auxiliary hoisting structure according to claim 2, characterized in that: The pawl (13) includes a first claw tooth (16) and a second claw tooth (17), and the first claw tooth (16) and the second claw tooth (17) are respectively clamped with the ratchet (10).

4. The metal net rack high-altitude assembly auxiliary hoisting structure according to claim 3, characterized in that: The top of the top cover (2) is fixedly provided with a lifting ring (3), and the axis of the lifting ring (3) coincides with the central axis of the mounting sleeve (1).

5. The metal net rack high-altitude assembly auxiliary hoisting structure according to claim 4, characterized in that: A plurality of mounting holes (4) are formed in the inner wall of the mounting sleeve (1), the connecting shaft (11) is rotatably connected with the inner wall of the mounting sleeve (1), the both ends of the connecting shaft (11) extend into the mounting holes (4) respectively, and the end of the pawl (13) penetrates through the mounting hole (4) and extends below the mounting sleeve (1).

6. The metal net rack high-altitude assembly auxiliary hoisting structure according to claim 5, characterized in that: A plurality of wire holes (6) are formed in the circumferential outer wall of the mounting sleeve (1) in a ring shape at equal intervals, and two clamping rollers (23) are rotatably connected to the inner wall of each wire hole (6), and a guide gap for the hoisting rope to pass through is formed between the two clamping rollers (23).

7. The metal net rack high-altitude assembly auxiliary hoisting structure according to claim 6, characterized in that: A plurality of connecting holes (5) are formed in the circumferential outer wall of the mounting sleeve (1) in a ring shape at equal intervals, the end of the winding drum (8) is fixedly connected with a connecting rod (18), the end of the connecting rod (18) penetrates through the connecting hole (5) and is rotatably connected therewith, the end of the connecting rod (18) is fixedly connected with a connecting lug (19), the outer wall of the connecting lug (19) is fixedly connected with a handle (20), and the circumferential outer wall of the handle (20) is rotatably connected with a handle sleeve (21).

8. The metal net rack high-altitude assembly auxiliary hoisting structure according to claim 7, characterized in that: The inner wall of the mounting sleeve (1) is fixedly connected with a fixed column (22) at the bottom, and the top of the fixed column (22) is in contact with the bottom of the top cover (2).

9. The metal net rack high-altitude assembly auxiliary hoisting structure according to claim 8, characterized in that: A rotating shaft (14) is fixedly connected between the two adjacent pawls (13), and a rotating sleeve (15) is rotatably connected to the outer wall of the rotating shaft (14).

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