Modular construction method of a restricted space steel structure horse path

Abstract

The present application relates to the technical field of modular construction of horse path, in particular to a modular construction method of steel structure horse path in limited space, which comprises a hoisting device, the hoisting device comprises a pull plate, a hook, a pulley, a hook beam, a dismounting mechanism and an anti-falling supporting mechanism, the pull plate is provided with two groups, the pulley and the hook beam are located between the two groups of pull plates, the hook is connected with the hook beam, the dismounting mechanism is arranged through the pull plate and the hook beam, and the anti-falling supporting mechanism is arranged on the surface of the dismounting mechanism; the beneficial effects are as follows: the limiting pin shaft passes through the top holding limiting block and the top holding telescopic rod, thereby limiting the top holding telescopic rod, the top holding telescopic rod and the top holding telescopic cylinder cooperate with the top holding rotating clamping plate to always contact the pull plate, thereby increasing the axial load of the connecting shaft, preventing the connecting shaft from falling off, increasing the bearing force of the connecting shaft, and vice versa, the hook is dismounted, and the safety hazard of the hook to the operating personnel during dismounting of the hoisting device is prevented.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of horse path modular construction, in particular to a horse path modular construction method for a limited space steel structure. BACKGROUND

[0002] With the rapid development of economy and the improvement of social construction level, various new structural modes emerge in an endless stream, among which the application of steel structure is becoming more and more widely. With the vigorous development of high-tech industry and the strong support of the state to the semiconductor industry, the demand for electronic products is increasing, and a large number of high-tech factory buildings are being built. In order to meet the use requirements of complex process, steel structure has become the choice of its design.

[0003] For the steel structure in the limited space indoors, if the conventional hoisting is used, there are the shortcomings of limited construction space, high difficulty of hoisting and high risk coefficient; if the horse path structure is modularized, according to the modeling of the steel structure, the modules can be divided in advance, and then assembled into different modules. The effect of the assembled module is relatively better than the present installation, the whole hoisting saves the construction period, and different number of lifting rings can be set according to the size of the steel structure component, which is suitable for the installation of various indoor steel structure modeling.

[0004] However, when the existing horse path modular construction of the steel structure in the limited space indoors is carried out, the lifting hook used is a locked structure, so that after the hoisting operation is completed, the lifting hook needs to be disassembled with the hoisting device as a whole, thereby causing the lifting hook to touch the operating personnel when the hoisting device is disassembled, thereby causing a safety hazard to the operating personnel. SUMMARY

[0005] The purpose of the present application is to provide a horse path modular construction method for a limited space steel structure to solve the problem of difficult drawing of the material platform.

[0006] To achieve the above purpose, the present application provides the following technical scheme:

[0007] A horse path modular construction method for a limited space steel structure, comprising a hoisting device, the hoisting device comprising a pull plate, a lifting hook, a pulley, a lifting hook beam, a dismounting mechanism and a anti-falling support mechanism, the pull plate is provided with two groups, and the pulley and the lifting hook beam are located between the two groups of pull plates, the lifting hook is connected with the lifting hook beam, and the dismounting mechanism is arranged through the pull plate and the lifting hook beam, and the anti-falling support mechanism is arranged on the surface of the dismounting mechanism, and the method comprises the following steps:

[0008] Step one: limiting and fixing the lifting hook beam and the lifting hook through the dismounting structure;

[0009] Step two: limiting and supporting the dismounting mechanism through the anti-falling support mechanism to prevent the dismounting mechanism from falling off.

[0010] Preferably, the disassembling mechanism comprises a connecting block, a connecting shaft and a limiting piece, the connecting shaft passes through the pull plate and the hook beam, the connecting block is connected with the connecting shaft and located outside the pull plate, the diameter of the connecting block is larger than that of the connecting shaft, and the limiting piece limits the connecting shaft and the hook beam.

[0011] Preferably, the limiting piece comprises a connecting limiting spring, a connecting limiting slot and a connecting limiting block, the connecting limiting spring is arranged on the surface of the connecting shaft and has a "Fang" shaped structure in cross section, the connecting limiting slot is arranged inside the connecting limiting spring, one end of the connecting limiting slot is connected with the connecting limiting spring, the other end is connected with the connecting limiting block, the connecting limiting block extends out of one end of the connecting shaft, and a slope is arranged on the surface of the connecting limiting block extending out of one end of the connecting shaft and away from the connecting block, and the horizontal length of the slope is greater than the extension length of the connecting limiting block.

[0012] Preferably, a pressing slot is arranged on the surface of the connecting block away from the connecting shaft, the pressing slot has a "Fang" shaped structure in cross section, a pressing spring and a pressing block are arranged inside the pressing slot, one end of the pressing spring is connected with the pressing slot, the other end is connected with the pressing block, and the pressing spring is always in a compressed state.

[0013] Preferably, pressing guide slots are arranged on both sides of the pressing slot, a pressing guide plate is arranged on the surface of the pressing block and located inside the pressing guide slot, the pressing guide slot and the pressing guide plate have a "Fang" shaped structure in cross section, the pressing guide plate and the pressing guide slot limit the pressing block, a traction slot is arranged on the surface of the connecting limiting block away from the connecting shaft, a traction rope is connected inside the traction slot, and the other end of the traction rope passes through the connecting block and the connecting shaft and is connected with the connecting limiting block.

[0014] Preferably, the anti-disengagement supporting mechanism comprises a receiving slot, a fixed slot, a rotating clamping plate and a supporting piece, the receiving slot is arranged on the surface of the connecting shaft, the angle between the connecting shaft and the connecting limiting block is ninety degrees, the rotating clamping plate is hingedly arranged inside the receiving slot, the fixed slot is arranged on the surface of the receiving slot away from the connecting block and has a ring structure.

[0015] Preferably, a top limiting block is arranged on the surface of the fixed slot and has a "Fang" shaped structure, a limiting pin shaft is inserted into the surface of the top limiting block, a receiving limiting hole is arranged on the surface of the rotating clamping plate close to the top limiting block, a receiving limiting hole is arranged on the surface of the receiving limiting block, the receiving limiting hole penetrates through the receiving limiting block, and the width of the receiving limiting block is equal to the inner diameter width of the top limiting block.

[0016] Preferably, the rotating clamping plate is provided with an extension storage groove on the side surface close to the storage groove, the extension storage groove is in a "Fang" shape structure in cross section, and the support is arranged in the extension storage groove, the support includes a top holding extension cylinder and a top holding extension rod, one end of the top holding extension cylinder is hinged to the extension storage groove through a top holding rotating shaft, the top holding extension rod is inserted into one end of the top holding extension cylinder away from the connecting limiting groove, and a through hole is formed in the surface of the other end of the top holding extension rod away from the top holding extension cylinder, and the diameter of the through hole is equal to the diameter of the limiting pin shaft.

[0017] Preferably, the top holding extension cylinder is provided with a connecting limiting groove inside, the connecting limiting groove is rotationally connected with the insertion end of the top holding extension rod, and the surface of the top holding extension cylinder is provided with an extension guide groove, and the extension guide groove is provided with an extension pull rod inside, and one end of the extension pull rod is connected with the connecting limiting groove.

[0018] Preferably, the extension guide groove includes a transverse guide groove and a limiting guide groove, a plurality of groups of transverse guide grooves are arranged in a line, the limiting guide groove is arranged in parallel with the axis of the top holding extension cylinder, the limiting guide groove is connected with the plurality of groups of transverse guide grooves, the included angle between the transverse guide groove and the limiting guide groove is ninety degrees, and the corresponding arc length of the transverse guide groove is ninety degrees.

[0019] The present application is characterized in that the connecting shaft is inserted through the pull plate and the hook beam, the pull plate contacts the inclined surface formed on the surface of the connecting limiting block, the connecting limiting block is pressed into the connecting limiting spring, the movement of the connecting shaft is not affected, the connecting limiting groove holds the connecting limiting block to limit the connecting shaft and the hook beam when the connecting block is attached to the pull plate, the installation of the hook and the hook beam is completed, the limiting pin shaft is taken out from the inside of the holding limiting block and the storage limiting hole, the rotating clamping plate is turned outward, the rotating clamping plate is attached to the pull plate, the top holding extension cylinder is taken out from the inside of the extension storage groove, the extension pull rod is slid in the extension guide groove, the connecting limiting groove and the top holding extension rod are extended out of the top holding extension cylinder, the plurality of groups of transverse guide grooves are used to adjust the extension length of the top holding extension rod, one end of the top holding extension rod is inserted into the holding limiting block, the limiting pin shaft is inserted through the holding limiting block and the top holding extension rod, the top holding extension rod is limited, the top holding extension rod and the top holding extension cylinder cooperate to hold the rotating clamping plate, the axial load of the connecting shaft is increased, the connecting shaft is prevented from falling off, the bearing capacity of the connecting shaft is increased, and the hook is disassembled, which prevents the hook from causing safety hazards to the operators during the disassembly of the hoisting device. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a three-dimensional structure schematic diagram of the present application;

[0021] Figure 2 It is a partial three-dimensional structure schematic diagram of the present application;

[0022] Figure 3It is the front view stereoscopic structure schematic diagram of the top holding telescopic cylinder and telescopic pull rod of the present application;

[0023] Figure 4 It is the back view stereoscopic structure schematic diagram of the top holding telescopic cylinder and telescopic pull rod of the present application;

[0024] Figure 5 It is the stereoscopic structure schematic diagram of the top holding telescopic cylinder of the present application;

[0025] Figure 6 It is the sectional view stereoscopic structure schematic diagram of the connecting block and connecting shaft of the present application.

[0026] In the figure: pull plate 1, hook 2, connecting block 3, connecting shaft 4, connecting limiting block 5, pulley 6, hook beam 7, storage groove 8, fixed extraction groove 9, top holding limiting block 10, limiting pin shaft 11, top holding telescopic rod 12, top holding telescopic cylinder 13, telescopic pull rod 14, telescopic guide groove 15, transverse guide groove 1501, limiting guide groove 1502, rotating clamping plate 16, telescopic storage groove 17, storage limiting block 18, storage limiting hole 19, top holding rotating shaft 20, connecting limiting groove 21, connecting limiting spring 22, traction rope 23, pressing guide groove 24, pressing guide plate 25, pressing block 26, traction groove 27, pressing spring 28, pressing groove 29. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative work are within the protection scope of the present application.

[0028] Please refer to Figures 1 to 6 The present application provides a technical solution:

[0029] The application relates to a modular construction method for a restricted-space steel structure horse path, which comprises a hoisting device, the hoisting device comprises two groups of pull plates 1, pulleys 6 and hook beam 7 located between the two groups of pull plates 1, hooks 2 connected with the hook beam 7, a dismounting mechanism arranged through the pull plates 1 and the hook beam 7, and a anti-falling supporting mechanism arranged on the surface of the dismounting mechanism, the method comprises the following steps: step one, limiting and fixing the hook beam 7 and the hook 2 through the dismounting mechanism; and step two, preventing the dismounting mechanism from falling off through the anti-falling supporting mechanism; the dismounting mechanism comprises connecting blocks 3, connecting shafts 4 and limiting pieces, the connecting shafts 4 are arranged through the pull plates 1 and the hook beam 7, the connecting blocks 3 are connected with the connecting shafts 4 and located outside the pull plates 1, the diameter of the connecting blocks 3 is larger than that of the connecting shafts 4, and the limiting pieces limit the connecting shafts 4 and the hook beam 7.

[0030] The application can be further provided that the limiting pieces comprise connecting limiting springs 22, connecting limiting grooves 21 and connecting limiting blocks 5, the connecting limiting springs 22 are arranged on the surface of the connecting shafts 4 and have a cross-section in the shape of a Chinese character 'fang', the connecting limiting grooves 21 are arranged inside the connecting limiting springs 22, one end of the connecting limiting grooves 21 is connected with the connecting limiting springs 22, the other end is connected with the connecting limiting blocks 5, one end of the connecting limiting blocks 5 away from the connecting limiting grooves 21 is arranged to extend out of the connecting shafts 4, one end of the connecting limiting blocks 5 extending out of the connecting shafts 4 and away from one side surface of the connecting blocks 3 is provided with an inclined surface, and the horizontal length of the inclined surface is larger than the extending length of the connecting limiting blocks 5; one side surface of the connecting blocks 3 away from the connecting shafts 4 is provided with a pressing groove 29, the cross-section of the pressing groove 29 is in the shape of a Chinese character 'fang', a pressing spring 28 and a pressing block 26 are arranged inside the pressing groove 29, one end of the pressing spring 28 is connected with the pressing groove 29, the other end is connected with the pressing block 26, and the pressing spring 28 is always in a compressed state.

[0031] The application can be further provided that the pressing groove 29 is provided with pressing guide grooves 24 on both sides, the surface of the pressing block 26 is provided with a pressing guide plate 25, the pressing guide plate 25 is located inside the pressing guide grooves 24, the cross-sections of the pressing guide grooves 24 and the pressing guide plate 25 are both in the shape of a Chinese character 'fang', the pressing guide plate 25 and the pressing guide grooves 24 limit the pressing block 26, one end of the pressing block 26 away from the connecting shafts 4 is provided with a traction groove 27, a traction rope 23 is connected inside the traction groove 27, the other end of the traction rope 23 passes through the connecting blocks 3 and the connecting shafts 4 and is connected with the connecting limiting blocks 5; the anti-falling supporting mechanism comprises a receiving groove 8, a fixed groove 9, a rotating clamping plate 16 and a supporting piece, the receiving groove 8 is arranged on the surface of the connecting shafts 4, the angle between the connecting shafts 4 and the connecting limiting blocks 5 is ninety degrees, the rotating clamping plate 16 is hingedly arranged inside the receiving groove 8, the fixed groove 9 is arranged on the surface of the receiving groove 8 away from the connecting blocks 3 and has a ring structure.

[0032] The application can be further provided that the surface of the fixed groove 9 is provided with a top-holding limiting block 10, the top-holding limiting block 10 is in a "Fang" shape structure, and the surface of the top-holding limiting block 10 is inserted with a limiting pin shaft 11, the surface of one end of the rotating clamping plate 16 close to the top-holding limiting block 10 is provided with a receiving limiting hole 19, and the surface of the receiving limiting block 18 is provided with a receiving limiting hole 19, the receiving limiting hole 19 is arranged through the receiving limiting block 18, and the width of the receiving limiting block 18 is equal to the inner diameter width of the top-holding limiting block 10; the surface of one side of the rotating clamping plate 16 close to the receiving groove 8 is provided with an extension receiving groove 17, the extension receiving groove 17 is in a "Fang" shape structure in cross section, and a support is arranged inside the extension receiving groove 17, the support includes a top-holding extension cylinder 13 and a top-holding extension rod 12, one end of the top-holding extension cylinder 13 is hinged with the extension receiving groove 17 through a top-holding rotating shaft 20, the top-holding extension rod 12 is inserted at one end of the top-holding extension cylinder 13 away from the connecting limiting groove 21, and the surface of one end of the top-holding extension rod 12 away from the top-holding extension cylinder 13 is provided with a through hole, and the diameter of the through hole is equal to the diameter of the limiting pin shaft 11.

[0033] The application can be further provided that the inside of the top-holding extension cylinder 13 is provided with a connecting limiting groove 21, the connecting limiting groove 21 is rotationally connected with the insertion end of the top-holding extension rod 12, and the surface of the top-holding extension cylinder 13 is provided with an extension guide groove 15, the extension guide groove 15 is provided with an extension pull rod 14 inside, and one end of the extension pull rod 14 is connected with the connecting limiting groove 21; the extension guide groove 15 includes a transverse guide groove 1501 and a limiting guide groove 1502, the transverse guide groove 1501 is provided with multiple groups and is in a line distribution, the limiting guide groove 1502 is parallel to the axis of the top-holding extension cylinder 13, and the limiting guide groove 1502 is connected with the multiple groups of transverse guide grooves 1501, and the included angle between the transverse guide groove 1501 and the limiting guide groove 1502 is ninety degrees, and the corresponding arc length of the transverse guide groove 1501 is ninety degrees.

[0034] When the hook 2 needs to be installed, hold the connecting block 3, pass the connecting shaft 4 through the pull plate 1 and the hook beam 7, when the pull plate 1 contacts the inclined surface opened on the surface of the connecting limiting block 5, the connecting limiting block 5 is pressed into the inside of the connecting limiting spring 22, so as not to affect the movement of the connecting shaft 4, until the connecting block 3 is attached to the pull plate 1, the connecting limiting groove 21 holds the connecting limiting block 5 to extend the connecting shaft 4 to limit the connecting shaft 4 and the hook beam 7, the installation of the hook 2 and the hook beam 7 is completed, then the limiting pin shaft 11 is taken out from the inside of the holding limiting block 10 and the storage limiting hole 19, so as to turn the clamping plate 16 outward, so that the clamping plate 16 is attached to the pull plate 1, then the holding telescopic cylinder 13 is taken out from the inside of the telescopic storage groove 17, the telescopic pull rod 14 is slid in the telescopic guide groove 15, the connecting limiting groove 21 and the holding telescopic rod 12 are driven to extend the holding telescopic cylinder 13, and the plurality of transverse guide grooves 1501 facilitate the adjustment of the extension length of the holding telescopic rod 12, until one end of the holding telescopic rod 12 enters the inside of the holding limiting block 10, then the limiting pin shaft 11 passes through the holding limiting block 10 and the holding telescopic rod 12, so as to limit the holding telescopic rod 12, the holding telescopic rod 12 cooperates with the holding telescopic cylinder 13 to hold the clamping plate 16 to always contact the pull plate 1, so as to increase the axial load of the connecting shaft 4, prevent the connecting shaft 4 from falling off, increase the bearing capacity of the connecting shaft 4, and vice versa, the hook 2 is disassembled, and the hook 2 does not cause safety hazards to the operating personnel when the hoisting device is disassembled.

[0035] Although embodiments of the present application have been shown and described, it is to be understood that various modifications, substitutions, replacements and changes can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A modular construction method for steel structure walkways in confined spaces, characterized in that: It includes a hoisting device, and the hoisting device includes a pull plate (1), a hook (2), a pulley (6), a hook crossbeam (7), a disassembly and assembly mechanism, and an anti - detachment support mechanism. There are two groups of pull plates (1), and the pulley (6) and the hook crossbeam (7) are located between the two groups of pull plates (1). The hook (2) is connected to the hook crossbeam (7), and the disassembly and assembly mechanism passes through the pull plate (1) and the hook crossbeam (7). The anti - detachment support mechanism is arranged on the surface of the disassembly and assembly mechanism. The method includes the following steps: Step 1: Limit and fix the hook crossbeam (7) and the hook (2) through the disassembly and assembly mechanism. The disassembly and assembly mechanism includes a connecting block (3), a connecting shaft (4), and a limiting member. The connecting shaft (4) passes through the pull plate (1) and the hook crossbeam (7). The connecting block (3) is connected to the connecting shaft (4) and is located outside the pull plate (1). The diameter of the connecting block (3) is larger than the diameter of the connecting shaft (4). The limiting member limits the connecting shaft (4) and the hook crossbeam (7). Step 2: Prevent the disassembly and assembly mechanism from detaching through the anti - detachment support mechanism and support it in a limited way. The anti - detachment support mechanism includes a storage groove (8), a fixed extraction groove (9), a rotating clamping plate (16), and a support member. The storage groove (8) is opened on the surface of the connecting shaft (4), and the included angle between the connecting shaft (4) and the connecting limit block (5) is 90 degrees. The rotating clamping plate (16) is hinged inside the storage groove (8). The fixed extraction groove (9) is opened on the surface of the storage groove (8) on the side away from the connecting block (3) and is in a ring - shaped structure. A holding limit block (10) is arranged on the surface of the fixed extraction groove (9). The holding limit block (10) is in a "C" - shaped structure, and a limit pin shaft (11) is inserted on the surface of the holding limit block (10). A storage limit hole (19) is arranged on the surface of the end of the rotating clamping plate (16) close to the holding limit block (10), and a storage limit hole (19) is also opened on the surface of the storage limit block (18). The storage limit hole (19) penetrates through the storage limit block (18), and the width of the storage limit block (18) is equal to the inner diameter width of the holding limit block (10). A telescopic storage groove (17) is opened on the surface of the side of the rotating clamping plate (16) close to the storage groove (8). The cross - section of the telescopic storage groove (17) is in a "C" - shaped structure, and the support member is arranged inside the telescopic storage groove (17). The support member includes a holding telescopic cylinder (13) and a holding telescopic rod (12). One end of the holding telescopic cylinder (13) is hinged to the telescopic storage groove (17) through a holding rotating shaft (20). The holding telescopic rod (12) is inserted into the end of the holding telescopic cylinder (13) away from the connecting limit groove (21). A through - hole is opened on the surface of the end of the holding telescopic rod (12) away from the holding telescopic cylinder (13), and the diameter of the through - hole is equal to the diameter of the limit pin shaft (11).

2. The modular construction method for a steel structure walkway in a confined space according to claim 1, characterized in that: The limiting member includes a connecting limiting spring (22), a connecting limiting groove (21), and a connecting limiting block (5). The connecting limiting groove (21) is formed on the surface of the connecting shaft (4) and has a cross-section in a "C" shape. The connecting limiting spring (22) is arranged inside the connecting limiting groove (21). One end of the connecting limiting spring (22) is connected to the connecting limiting groove (21), and the other end is connected to the connecting limiting block (5). The end of the connecting limiting block (5) away from the connecting limiting groove (21) extends out of the connecting shaft (4). On the side surface of the end of the connecting limiting block (5) extending out of the connecting shaft (4) and away from the connecting stop block (3), an inclined surface is provided, and the transverse length of the inclined surface is greater than the extending length of the connecting limiting block (5).

3. The modular construction method for a steel structure walkway in a confined space according to claim 2, characterized in that: On the side surface of the connecting stop block (3) away from the connecting shaft (4), a pressing groove (29) is formed. The cross-section of the pressing groove (29) is in a "C" shape. Inside the pressing groove (29), a pressing spring (28) and a pressing block (26) are arranged. One end of the pressing spring (28) is connected to the pressing groove (29), and the other end is connected to the pressing block (26). And the pressing spring (28) is always in a compressed state.

4. The modular construction method for a steel structure walkway in a confined space according to claim 3, characterized in that: On both sides of the pressing groove (29), pressing guide grooves (24) are formed. On the surface of the pressing block (26), a pressing guide plate (25) is provided, and the pressing guide plate (25) is located inside the pressing guide groove (24). The cross-sections of the pressing guide groove (24) and the pressing guide plate (25) are both in a "C" shape. The pressing guide plate (25) and the pressing guide groove (24) cooperate to limit the pressing block (26). On the surface of the end of the pressing block (26) away from the connecting shaft (4), a traction groove (27) is formed. Inside the traction groove (27), a traction rope (23) is connected. The other end of the traction rope (23) passes through the connecting stop block (3) and the connecting shaft (4) and is connected to the connecting limiting block (5).

5. A modular construction method for a steel structure walkway in a confined space according to claim 1, characterized in that: Inside the holding telescopic cylinder (13), a connecting limiting groove (21) is provided. The connecting limiting groove (21) is rotatably connected to the inserted end of the holding telescopic rod (12). On the surface of the holding telescopic cylinder (13), a telescopic guide groove (15) is formed. Inside the telescopic guide groove (15), a telescopic pull rod (14) is arranged, and one end of the telescopic pull rod (14) is connected to the connecting limiting groove (21).

6. A modular construction method for a steel structure walkway in a confined space according to claim 5, characterized in that: The telescopic guide groove (15) includes a transverse guide groove (1501) and a limiting guide groove (1502). Multiple groups of transverse guide grooves (1501) are provided and are distributed linearly. The limiting guide groove (1502) is arranged parallel to the axis of the holding telescopic cylinder (13). The limiting guide groove (1502) is connected to multiple groups of transverse guide grooves (1501). The included angle between the transverse guide groove (1501) and the limiting guide groove (1502) is 90 degrees, and the corresponding arc length of the transverse guide groove (1501) is 90 degrees.

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