CN219990899U - Prestressing force broken line roof truss hoist device - Google Patents
Prestressing force broken line roof truss hoist device Download PDFInfo
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- CN219990899U CN219990899U CN202321589008.7U CN202321589008U CN219990899U CN 219990899 U CN219990899 U CN 219990899U CN 202321589008 U CN202321589008 U CN 202321589008U CN 219990899 U CN219990899 U CN 219990899U
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- lifting
- hoisting
- lug
- roof truss
- line roof
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- 229910000831 Steel Inorganic materials 0.000 claims description 14
- 239000010959 steel Substances 0.000 claims description 14
- 210000001503 joint Anatomy 0.000 claims 1
- 230000005484 gravity Effects 0.000 abstract description 3
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Abstract
The utility model relates to the technical field of broken line roof truss hoisting equipment, and particularly discloses a prestressed broken line roof truss hoisting device which is used for hoisting a prestressed broken line roof truss. The lifting lug II which is arranged in the beam assembly and can be used for sliding and adjusting the position is used for balancing the load when the different broken line roof trusses are hung, the lifting ring I and the lifting ring II which are buried in advance are used for connecting conveniently by using the lifting rope, the lifting device is more convenient and fast, the load when the lifting is well distributed in advance, the condition that the lower chord and each connecting web member possibly cause deformation of the whole roof truss under the action of gravity is avoided, the stability is considered in advance, and the mounting is more worry-saving.
Description
Technical Field
The utility model relates to the technical field of broken line roof truss hoisting equipment, and particularly discloses a prestressed broken line roof truss hoisting device.
Background
The prestress is to improve the service performance of the structure, compressive stress is pre-applied to the structure during construction, and the prestress can fully or partially counteract tensile stress caused by load during the service of the structure, so that the structural damage is avoided, and the prestress is commonly used for concrete structures.
The prestress fold line roof truss is generally multipurpose triangle, and comprises an upper chord, a lower chord, a vertical web member and a diagonal web member, a plurality of hanging points are arranged on the upper chord for hanging the prestress fold line roof truss in the prior art, a hanging rope is connected with the hanging points of the upper chord for hanging, the lower chord and each connecting web member are arranged for possibly causing deformation of the whole roof truss under the action of gravity, and in addition, an upper hanging hook of the existing hanging device is generally fixed and cannot be adjusted according to the size of the roof truss, so that the adaptability is limited.
Disclosure of Invention
The utility model aims to provide a prestress broken line roof truss hoisting device, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
a prestress fold line roof truss lifting device is used for lifting the prestress fold line roof truss and comprises a lifting beam component and a beam component, wherein the lifting beam component is arranged above the beam component, the beam component is arranged above the fold line roof truss, the lifting beam component is connected with the beam component through a steel wire rope, the beam component is connected with the fold line roof truss through a lifting rope I and a lifting rope II, the beam component comprises a middle beam, a lifting lug II and a lifting lug I, three lifting lugs I and two lifting lugs II are respectively arranged on the middle beam and are respectively in sliding connection with the middle beam, the fold line roof truss comprises a lifting ring I and a lifting ring II, the three lifting rings I are horizontally arranged at two ends and the middle position of a lower chord, every two lifting rings II are arranged between two adjacent lifting rings I at intervals, and the lifting ring I and the lifting ring II are respectively connected with the beam component through the lifting rope II and the lifting rope I.
Further, open the open slot that has the link up inside the intermediate beam, the open slot sets up along intermediate beam length direction, and the rectangle leads to the groove is left to the intermediate beam bottom, and the rectangle leads to the groove to set up along intermediate beam length direction, and the open slot leads to the groove intercommunication with the rectangle, and the width of open slot is greater than the width that the rectangle led to the groove.
Further, three lifting lugs I are respectively arranged in the middle and at two ends of the middle beam, a lifting lug II is arranged between two adjacent lifting lugs I, a ring lug I is arranged at the lower part of the lifting lug II, a ring lug II is arranged at the lower part of the lifting lug II, and the axis is vertical when the ring lug I and the ring lug II are placed.
Further, be provided with the fixed block on the lug one, the lug one is placed at the upper surface of rectangle logical groove, and the fixed block can slide in the bottom of open slot, and the fixed block lower extreme is provided with dead lever and nut, and dead lever and nut all with dead lever threaded connection, the upper surface butt of nut and the lower surface of intermediate beam, lug two and lug one structure and connected mode are the same.
Further, the position that the intermediate beam upper surface is close to both ends is provided with two lug three, and two lug three passes through the lifting hook with wire rope's both ends respectively and is connected, and lifting rope passes lug two and sets up, and lifting rope two passes lug one and sets up, and lifting rope one both ends all are provided with lifting hook two, and lifting rope two both ends all are provided with lifting hook three.
Further, the hanging beam assembly comprises a main lifting lug, first lifting hooks and a steel wire rope, wherein the main lifting lug is connected with the steel wire rope through pulleys, the first lifting hooks are provided with two lifting hooks, and the first lifting hooks are respectively connected with two ends of the steel wire rope.
Further, the broken line roof truss further comprises a lower chord and an upper chord, the first hanging ring and the second hanging ring are respectively buried on the lower chord and the upper chord of the broken line roof truss, the first hanging ring penetrates through the lower chord to extend to two sides, the ring buckle is connected with the second hanging rope through the third hanging hook, and the second hanging ring is connected with the first hanging rope through the second hanging hook.
Further, the first lifting lug is correspondingly matched with the first lifting ring pre-buried on the broken line roof truss, and the second lifting lug is correspondingly matched with the second lifting ring pre-buried on the broken line roof truss.
Compared with the prior art, the utility model has the following beneficial effects:
1. the utility model provides a prestress broken line roof truss hoisting device, which uses a lifting lug I and a lifting lug II which are arranged in a beam assembly and can be used for sliding and adjusting positions to balance loads when different broken line roof trusses are hoisted.
2. According to the hoisting device for the prestressed broken line roof truss, provided by the utility model, the first hoisting ring and the second hoisting ring which are buried in advance are used, the hoisting rope is convenient to use for connection, the hoisting is more convenient, the load during hoisting is uniformly distributed in advance, the condition that the lower chord and each connecting web member can cause deformation of the whole roof truss under the action of gravity is avoided, the stability is considered in advance, and the trouble is saved during installation.
3. The prestressed broken line roof truss hoisting device provided by the utility model uses the intermediate beam as an intermediate member for balancing the load, and is faster and more convenient to install and uninstall different broken line roof trusses.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the structure of the beam assembly of the present utility model;
FIG. 3 is an enlarged view of the utility model at D;
FIG. 4 is a schematic view of a broken line roof truss according to the present utility model;
FIG. 5 is an enlarged view of the utility model at B;
fig. 6 is a schematic structural view of a lifting lug one of the present utility model.
In the figure: 1. a hanging beam assembly; 2. a beam assembly; 3. fold line roof truss; 11. a main lifting lug; 12. a first lifting hook; 13. a wire rope; 21. a middle beam; 211. an open slot; 212. rectangular through grooves; 22. lifting lugs II; 23. lifting lug I; 231. a fixed block; 232. a fixed rod; 233. a nut; 24. a second lifting hook; 25. a hanging rope I; 26. a hanging rope II; 27. a lifting hook III; 28. lifting lugs III; 31. a hanging ring I; 32. a hanging ring II; 33. a lower chord; 34. and (5) winding.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the following description of the present utility model, it should be noted that the terms "upper", "lower", "left", "right", "inner", "outer", and the like indicate an orientation or a positional relationship based on that shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements to be referred to must have a specific orientation or be constructed and operated in a specific orientation. The term "connected" merely means a connection between devices and is not of special significance.
In addition, the technical fields and the mounting modes in the embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.
Specific examples: referring to fig. 1 and 3, a prestressed broken line roof truss hoisting device is used for hoisting a prestressed broken line roof truss 3, and comprises a hanging beam assembly 1 and a beam assembly 2, wherein the hanging beam assembly 1 is arranged above the beam assembly 2, the beam assembly 2 is arranged above the broken line roof truss 3, the hanging beam assembly 1 is connected with the beam assembly 2 through a steel wire rope 13, and the beam assembly 2 is connected with the broken line roof truss 3 through a hanging rope one 25 and a hanging rope two 26.
Referring to fig. 1 and 3, a hanging beam assembly 1 includes a main lifting lug 11, a first lifting hook 12 and a steel wire rope 13, wherein the main lifting lug 11 is slidably connected with the steel wire rope 13 through a pulley, the first lifting hook 12 is provided with two lifting hooks, and the two first lifting hooks 12 are respectively connected with two ends of the steel wire rope 13.
Referring to fig. 1, 2, 3 and 6, the beam assembly 2 includes a middle beam 21, a second lifting lug 22, a first lifting lug 23, a second lifting hook 24, a first lifting rope 25, a second lifting rope 26 and a third lifting hook 27, a through opening slot 211 is formed in the middle beam 21, the opening slot 211 is formed along the length direction of the middle beam 21, a rectangular through slot 212 is reserved at the bottom of the middle beam 21, the rectangular through slot 212 is formed along the length direction of the middle beam 21, the opening slot 211 is communicated with the rectangular through slot 212, the width of the opening slot 211 is larger than that of the rectangular through slot 212, three first lifting lugs 23 and two second lifting lugs 22 are respectively formed on the middle beam 21, the first lifting lugs 23 and the second lifting lugs 22 are identical in structure and connection mode, the three first lifting lugs 23 are respectively arranged at the middle and two ends of the middle beam 21, one second lifting lug 22 is arranged between the two adjacent lifting lugs 23, the first lifting lugs 23 and the second lifting lugs 22 are respectively connected with the middle beam 21 in a sliding mode, the lower part of the first lifting lugs 23 is provided with a first annular lug 22, the lower part is provided with a second annular lug, and the lower part of the annular lug 22 is perpendicular to the axis of the second lifting lug when the annular lug is placed.
Referring to fig. 1, 2, 3 and 6, taking the first lifting lug 23 as an example, the first lifting lug 23 includes a fixed block 231, a fixed rod 232, a nut 233 and a second lifting hook 24, the first lifting lug 23 is provided with the fixed block 231, the fixed block 231 is placed on the upper surface of the rectangular through slot 212, the fixed block 231 can slide at the bottom of the open slot 211 of the middle beam 21, the fixed rod 232 and the nut 233 are arranged at the lower end of the fixed block 231, the fixed block 231 and the nut 233 are both in threaded connection with the fixed rod 232, the upper surface of the nut 233 is abutted to the lower surface of the middle beam 21, the first lifting lug 23 can be adjusted to balance the load when different folding line roof trusses are hung, and the connection mode of the second lifting lug 22 and the middle beam 21 is the same as the first lifting lug 23.
Referring to fig. 1, 2 and 3, two lifting lugs three 28 are arranged on the upper surface of the intermediate beam 21 near two ends, the two lifting lugs three 28 are respectively connected with two ends of the steel wire rope 13 through a lifting hook one 12, the lifting beam component 1 and the cross beam component 2 can be connected in the arrangement, a lifting rope one 25 passes through a lifting lug two 22, a lifting rope two 26 passes through a lifting lug one 23, two ends of the lifting rope one 25 are respectively provided with a lifting hook two 24, and two ends of the lifting rope two 26 are respectively provided with a lifting hook three 27.
Referring to fig. 1, 4 and 5, the broken line roof truss 3 includes a first hanging ring 31, a second hanging ring 32, a lower chord 33 and an upper chord 34, the first hanging ring 31 and the second hanging ring 32 are respectively embedded in the lower chord 33 and the upper chord 34 of the broken line roof truss 3, the first hanging ring 31 is respectively horizontally arranged at two ends and middle positions of the lower chord 33, the first hanging ring 31 extends to two sides through the lower chord 33 to form a ring buckle, the ring buckle is connected with the second hanging rope 26 through a third hanging ring 27, the upper chord 34 on two sides is respectively provided with the second hanging ring 32, the second hanging ring 32 is arranged between the first two adjacent hanging rings 31 at intervals, the second hanging ring 32 is connected with the first hanging rope 25 through a second hanging ring 24, the first hanging ring 23 is correspondingly matched with the first hanging ring 31 pre-embedded in the broken line roof truss 3, and the second hanging ring 22 is correspondingly matched with the second hanging ring 32 pre-embedded in the broken line roof truss 3.
The working principle of the device is as follows: when the lifting device is used, the positions of the lifting lug II 22 and the lifting lug I23 mounted on the intermediate beam 21 are adjusted firstly, the lifting lug I23 is approximately corresponding to the lifting lug I31 pre-buried on the broken line roof truss 3, the lifting lug II 22 is approximately corresponding to the lifting lug II 32 pre-buried on the broken line roof truss 3, nuts are screwed down, the lifting rope I25 and the lifting rope II 26 respectively penetrate through the lifting lug II 22 and the lifting lug I23, the lifting hooks II 24 at two ends of the lifting rope I25 are respectively connected with the two lifting lugs II 32 on the same side, the lifting rope 25 is connected with the upper part of the upper chord 34, the lifting hooks III 27 at two ends of the lifting rope II 26 are respectively connected with the two sides of the lifting lug I31, the lifting rope 26 is connected with the two sides of the lower chord, and the lifting hooks I12 and the lifting lugs III 28 at two ends of the steel wire rope 13 are connected.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A prestressing force broken line roof truss hoist device, its characterized in that: the hoisting device is used for hoisting a prestressed fold line roof truss (3), comprising a hoisting beam assembly (1) and a beam assembly (2), wherein the hoisting beam assembly (1) is arranged above the beam assembly (2), the beam assembly (2) is arranged above the fold line roof truss (3), the hoisting beam assembly (1) is connected with the beam assembly (2) through a steel wire rope (13), the beam assembly (2) is connected with the fold line roof truss (3) through a hoisting rope I (25) and a hoisting rope II (26), the beam assembly (2) comprises a middle beam (21), a hoisting lug II (22) and a hoisting lug I (23), three hoisting lugs I (23) and two hoisting lugs II (22) are respectively arranged on the middle beam (21), the three hoisting lugs I (23) and the two hoisting lugs II (22) are respectively connected with the middle beam (21) in a sliding manner, the hoisting beam assembly (3) comprises a first hoisting ring (31) and a hoisting lug II (32), the three hoisting lugs I (31) are horizontally arranged at two ends and the middle position of a lower chord (33), every two hoisting lugs II (32) are arranged between two adjacent hoisting lugs I (31) and two hoisting lugs II (32) at intervals, and the two adjacent hoisting lugs II (31) are respectively connected with the hoisting lug II (32) through the hoisting rope II (25).
2. The prestressed fold line roof truss hoisting device of claim 1, wherein: the middle beam (21) is internally provided with a through open slot (211), the open slot (211) is arranged along the length direction of the middle beam (21), a rectangular through slot (212) is reserved at the bottom of the middle beam (21), the rectangular through slot (212) is arranged along the length direction of the middle beam (21), the open slot (211) is communicated with the rectangular through slot (212), and the width of the open slot (211) is larger than that of the rectangular through slot (212).
3. The prestressed fold line roof truss hoisting device of claim 1, wherein: the three lifting lugs I (23) are respectively arranged in the middle and at two ends of the middle beam (21), a lifting lug II (22) is arranged between two adjacent lifting lugs I (23), a ring lug I is arranged at the lower part of the lifting lug I (23), a ring lug II is arranged at the lower part of the lifting lug II (22), and the axis is vertical when the ring lug I and the ring lug II are placed.
4. The prestressed fold line roof truss hoisting device of claim 2, wherein: the lifting lug I (23) is provided with a fixed block (231), the lifting lug I (23) is placed on the upper surface of the rectangular through groove (212), the fixed block (231) can slide at the bottom of the opening groove (211), the lower end of the fixed block (231) is provided with a fixed rod (232) and a nut (233), the fixed block (231) and the nut (233) are in threaded connection with the fixed rod (232), the upper surface of the nut (233) is in butt joint with the lower surface of the middle beam (21), and the structure and the connection mode of the lifting lug II (22) and the lifting lug I (23) are the same.
5. The prestressed fold line roof truss hoisting device of claim 1, wherein: the position that intermediate beam (21) upper surface is close to both ends is provided with two lug three (28), and two lug three (28) are connected through lifting hook one (12) with the both ends of wire rope (13) respectively, and lifting rope one (25) pass lug two (22) and set up, and lifting rope two (26) pass lifting lug one (23) and set up, and lifting rope one (25) both ends all are provided with lifting hook two (24), and lifting rope two (26) both ends all are provided with lifting hook three (27).
6. The prestressed fold line roof truss hoisting device of claim 1, wherein: the lifting beam assembly (1) comprises a main lifting lug (11), first lifting hooks (12) and a steel wire rope (13), wherein the main lifting lug (11) is connected with the steel wire rope (13) through pulleys, the first lifting hooks (12) are provided with two lifting hooks, and the first lifting hooks (12) are respectively connected with two ends of the steel wire rope (13).
7. The prestressed fold line roof truss hoisting device of claim 1, wherein: the broken line roof truss (3) further comprises a lower chord (33) and an upper chord (34), the first hanging ring (31) and the second hanging ring (32) are respectively buried on the lower chord (33) and the upper chord (34) of the broken line roof truss (3), the first hanging ring (31) penetrates through the lower chord (33) to extend towards two sides and is provided with a ring buckle, the ring buckle is connected with the second hanging rope (26) through a third hanging hook (27), and the second hanging ring (32) is connected with the first hanging rope (25) through a second hanging hook (24).
8. The prestressed fold line roof truss hoisting device of claim 7 wherein: the lifting lug I (23) is correspondingly matched with the lifting ring I (31) pre-buried on the broken line roof truss (3), and the lifting lug II (22) is correspondingly matched with the lifting ring II (32) pre-buried on the broken line roof truss (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321589008.7U CN219990899U (en) | 2023-06-21 | 2023-06-21 | Prestressing force broken line roof truss hoist device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321589008.7U CN219990899U (en) | 2023-06-21 | 2023-06-21 | Prestressing force broken line roof truss hoist device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219990899U true CN219990899U (en) | 2023-11-10 |
Family
ID=88614485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321589008.7U Active CN219990899U (en) | 2023-06-21 | 2023-06-21 | Prestressing force broken line roof truss hoist device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219990899U (en) |
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2023
- 2023-06-21 CN CN202321589008.7U patent/CN219990899U/en active Active
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