CN219509285U - Truss supporting mechanism - Google Patents
Truss supporting mechanism Download PDFInfo
- Publication number
- CN219509285U CN219509285U CN202320681907.3U CN202320681907U CN219509285U CN 219509285 U CN219509285 U CN 219509285U CN 202320681907 U CN202320681907 U CN 202320681907U CN 219509285 U CN219509285 U CN 219509285U
- Authority
- CN
- China
- Prior art keywords
- supporting
- truss
- support
- platform
- jack
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The utility model relates to the technical field of supporting mechanisms in constructional engineering, and particularly discloses a truss supporting mechanism which comprises a supporting frame, wherein a supporting platform is arranged at the top of the supporting frame, a supporting cross beam parallel to the supporting platform is arranged on the supporting platform through a limiting structure, a supporting piece for controlling the supporting cross beam to lift is arranged below the supporting cross beam, the supporting piece is positioned on the supporting platform, and a truss is arranged at the top of the supporting cross beam. By using the utility model, constructors can timely supplement the settlement of the truss, thereby reducing the settlement during truss installation and ensuring the normal installation of the truss within the allowable truss construction error range.
Description
Technical Field
The utility model relates to the technical field of supporting mechanisms in constructional engineering, in particular to a truss supporting mechanism.
Background
Trusses are geometrically invariable structures made up of triangular frames made up of straight bars. The truss member is mainly subjected to axial tension or compression, so that the strength of the material can be fully utilized, the material can be saved compared with a solid web beam when the span is large, the dead weight is reduced, and the rigidity is increased.
In the existing building structure, especially in some building designs with larger spans and steel structures as main bodies, the truss is extremely important to apply, however, in the building construction, in order to ensure that the truss is correctly installed and meets the requirements, a supporting mechanism for supporting the truss is generally arranged below the truss before the truss is installed.
The existing truss is generally fixed between two support columns oppositely arranged, the truss span is large, a supporting mechanism for supporting the truss is required to be arranged between the support columns before truss installation, then the truss is arranged on the supporting mechanism through lifting equipment, finally welding between the truss and the support columns is carried out, and then installation of the truss between the support columns is completed. However, the existing supporting mechanism is generally supported by a fixing structure such as a fixing bracket, and due to the dead weight of the truss and the supporting mechanism, the supported truss is easy to subside, especially when raining, the settlement is easy to occur, and the normal installation of the truss is further affected, so that the construction efficiency of the building engineering is affected.
Disclosure of Invention
In order to overcome the defects in the background art, the utility model provides the truss supporting mechanism, and constructors can timely supplement the settlement of the truss by using the truss supporting mechanism, so that the settlement during truss installation is reduced, and the normal installation of the truss is ensured within the allowable truss construction error range.
The technical scheme of the utility model is realized as follows:
the utility model provides a truss supporting mechanism, includes the support frame, and the support frame top is equipped with supporting platform, is equipped with the supporting beam parallel with supporting platform through limit structure on the supporting platform, and the supporting beam below is equipped with the jack-up piece that is used for controlling supporting beam to go up and down, and the jack-up piece is located supporting platform, and the truss setting is at the supporting beam top.
Further, the bottom of the supporting frame is provided with a roadbed box, and the supporting frame is arranged on the ground through the roadbed box.
Further, limit structure is including fixing the spacing stand on supporting platform, and spacing stand is equipped with two, and two spacing stands are all perpendicular and the symmetry sets up on supporting platform with supporting platform, set up the spacing hole corresponding with two supporting stands on the supporting beam, supporting column inserts in the spacing downthehole and supporting beam swing joint that corresponds.
Further, the jacking piece comprises a jack and a supporting steel column which are detachably arranged on the supporting platform, the jack and the supporting steel column are arranged between the two limiting upright posts, and the jack and the supporting steel column are arranged at intervals between the two limiting upright posts.
Further, the support steel column comprises a plurality of sections of split support columns with different heights, and the height of each split support column is not less than 0.5cm.
Further, the allowable error of truss construction is not more than 2cm.
Furthermore, inclined struts are arranged between the truss and the supporting platform, two inclined struts are arranged, and the two inclined struts are respectively positioned at two sides of the truss.
The jack has the beneficial technical effects that the jack can change the height of the supporting beam in the vertical direction, so that the height of the truss can be changed, the truss can reach the designed height, the construction of the truss is facilitated, the supporting steel column can play an auxiliary supporting role on the supporting beam, the situation that the truss is not supported due to the fact that the jack is out of pressure is avoided, and the construction safety is guaranteed;
after the truss is settled, a constructor can put the jack on the supporting platform again, prop up the supporting beam again, enable the truss to reach the design height again, then stack a new split supporting column with proper height on the original supporting steel column, complete the stacking of the new supporting steel column, enable the height of the newly completed supporting steel column to be smaller than the jacking height of the jack within 0.5cm, further avoid the influence of settlement on truss construction, and guarantee the normal operation of engineering;
the height of the supporting cross beam is adjustable, so that the supporting cross beam can be used for multiple times, is applicable to construction of more trusses with different heights, and can reduce the construction cost of the trusses;
the diagonal bracing can play a further limiting role on the truss, and the relative fixation between the truss and the supporting frame is kept, so that the truss can be more stable to be established on the supporting cross beam.
Drawings
In order to more clearly illustrate the embodiments of the present utility model, the drawings that are required for the description of the embodiments will be briefly described below, it being apparent that the drawings in the following description are only some embodiments of the present utility model and that other drawings may be obtained from these drawings without inventive effort for a person of ordinary skill in the art.
FIG. 1 is a schematic diagram of the structure of the present utility model;
fig. 2 is an enlarged schematic view of a portion a in fig. 1.
In the figure, 1, a supporting frame; 11. a support platform; 12. a roadbed box; 2. a support beam; 3. a limit upright post; 41. a jack; 42. supporting a steel column; 5. diagonal bracing; 6. truss frame.
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 any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1, in embodiment 1, a truss support mechanism includes a support frame 1, where the support frame 1 is a three-dimensional steel structure frame formed by welding a plurality of section steels and i-steels. The top of the support frame 1 is provided with a support platform 11, and the support platform 11 is a steel plate welded at the top of the support frame 1. The roadbed box 12 is installed to support frame 1 bottom, and support frame 1 passes through roadbed box 12 and sets up subaerial perpendicularly.
The supporting platform 11 is provided with a supporting beam 2 parallel to the supporting platform 11 through a limiting structure, the supporting beam 2 is preferably formed steel, and the truss 6 is placed at the top of the supporting beam 2. In the utility model, the allowable error of the truss 6 construction is not more than 2cm in the vertical direction, namely, when the truss 6 construction is completed according to the design requirement, the difference between the actual height and the design height is not more than 2cm.
The limit structure comprises limit upright posts 3 fixed on a support platform 11, wherein two limit upright posts 3 are arranged, and the two limit upright posts 3 are vertically welded on the support platform 11 and are symmetrically arranged about the center of the support platform 11. Limiting holes corresponding to the two supporting upright posts are formed in the supporting cross beam 2, and the supporting upright posts are inserted into the corresponding limiting holes to be movably connected with the supporting cross beam 2.
After the support upright post is inserted into the corresponding limiting hole on the support cross beam 2, the support cross beam 2 can be limited to move in the direction parallel to the support platform 11, so that the support cross beam 2 can only move along the direction parallel to the support upright post, and movable connection between the support cross beam 2 and the support upright post is realized.
As shown in fig. 1 and 2, a supporting member for controlling the lifting of the supporting beam 2 is provided below the supporting beam 2, and includes a jack 41 and a supporting steel column 42 detachably provided on the supporting platform 11. The jack 41 and the supporting steel column 42 are arranged between the two limiting columns 3, and the jack 41 and the supporting steel column 42 are arranged at intervals between the two limiting columns 3.
The number of the jacks 41 is two, and the two jacks 41 are symmetrically arranged on the supporting platform 11 about the central axis of the supporting beam 2. Two jacks 41 are detachably mounted on the supporting platform 11 through bolts, the bottom surface of the supporting beam 2 directly abuts against the extending ends of the jacks 41, the height of the supporting beam 2 in the vertical direction can be changed through the jacks 41, the height of the truss 6 can be changed, the truss 6 can reach the design height, and construction of the truss 6 is facilitated.
The support steel column 42 comprises a plurality of sections of split support columns of different heights, and the height of the split support columns is not less than 0.5cm. After the jack 41 supports the supporting beam 2, the supporting steel columns 42 are arranged, constructors can stack the split supporting columns with different heights to the supporting height of the jack 41, the stacked supporting steel columns 42 can play an auxiliary supporting role on the supporting beam 2, the situation that the truss 6 is not supported due to the fact that the jack 41 is out of pressure is avoided, and construction safety is guaranteed.
When the truss 6 is supported, the truss 6 is lifted to the supporting beam 2 at the top of the erected supporting frame 1 through lifting equipment, then the jack 41 is adjusted to a proper position, the truss 6 reaches the designed height, then the supporting steel columns 42 are arranged at the bottom of the supporting beam 2, the stacking height of the supporting steel columns 42 is smaller than the jacking height of the jack 41 by within 0.5cm, then the jack 41 is removed, the truss 6 falls onto the supporting steel columns 42 stacked, and the error between the construction height of the truss 6 and the designed height is within 2cm, so that the truss meets the design requirement. The removed jack 41 can be used for supporting other trusses 6, so that the utilization rate of the jack 41 is improved, and the construction cost of the trusses 6 is reduced.
After the truss 6 subsides, constructor can put jack 41 on supporting platform 11 again, prop up supporting beam 2 again, make truss 6 reach the design height again, later pile up new, suitable high components of a whole that can function independently support column to former supporting steel column 42 again, accomplish the stack of new supporting steel column 42 to make the height of new supporting steel column 42 of accomplishing be less than jack 41's jack height within 0.5cm, and then avoid settlement to the influence of truss 6 construction, guarantee the normal clear of engineering. Compared with the support frame 1 with fixed height, the height of the support beam 2 is adjustable, so that the support beam can be used for multiple times, can be suitable for construction of trusses 6 with different heights, and can reduce the construction cost of the trusses 6.
In embodiment 2, on the basis of embodiment 1, as shown in fig. 1, diagonal braces 5 are provided between a truss 6 and a supporting platform 11, two diagonal braces 5 are provided, and two diagonal braces 5 are provided on both sides of the truss 6, respectively, and are symmetrically provided with respect to the truss 6.
Specifically, two diagonal braces 5 are located the both sides of supporting beam 2 respectively, and the both ends of diagonal brace 5 are welded with supporting platform 11 and truss 6's lateral wall respectively. The diagonal braces 5 can play a further limiting role on the truss 6, and keep the truss 6 and the support frame 1 relatively fixed, so that the truss 6 can be more stable on the support beam 2.
When the height of the truss 6 is calibrated or the settlement of the truss 6 is supplemented, the supporting beam 2 is required to be lifted, the diagonal braces 5 are required to be cut at the moment, and the diagonal braces 5 are welded on two sides of the truss 6 again after the height of the truss 6 is adjusted; after the truss 6 is completely installed on the support columns at the two ends of the truss, the diagonal braces 5 are removed, and operations such as leveling and painting the welding sites and the like meeting construction requirements are carried out, so that the truss 6 is built.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (7)
1. Truss support mechanism, including support frame (1), its characterized in that: the support frame (1) top is equipped with supporting platform (11), is equipped with on supporting platform (11) through limit structure with supporting beam (2) of supporting platform (11) parallel, supporting beam (2) below is equipped with the top support piece that is used for controlling supporting beam (2) to go up and down, and top support piece is located supporting platform (11), truss (6) set up at supporting beam (2) top.
2. A truss support mechanism according to claim 1 wherein: the bottom of the support frame (1) is provided with a roadbed box (12), and the support frame (1) is arranged on the ground through the roadbed box (12).
3. A truss support mechanism according to claim 2 wherein: the limiting structure comprises limiting stand columns (3) fixed on a supporting platform (11), the limiting stand columns (3) are arranged two, the two limiting stand columns (3) are perpendicular to the supporting platform (11) and are symmetrically arranged on the supporting platform (11), limiting holes corresponding to the two supporting stand columns are formed in a supporting beam (2), and the supporting stand columns are inserted into the corresponding limiting holes and are movably connected with the supporting beam (2).
4. A truss support mechanism according to claim 3 wherein: the jack support comprises a jack (41) and a supporting steel column (42) which are detachably arranged on a supporting platform (11), wherein the jack (41) and the supporting steel column (42) are arranged between two limiting upright posts (3), and the jack (41) and the supporting steel column (42) are arranged at intervals between the two limiting upright posts (3).
5. The truss support mechanism of claim 4 wherein: the support steel column (42) comprises a plurality of sections of split support columns with different heights, and the height of each split support column is not less than 0.5cm.
6. A truss support mechanism according to any of claims 1-5 wherein: the allowable error of the construction of the truss (6) is not more than 2cm.
7. The truss support mechanism of claim 6 wherein: and inclined struts (5) are arranged between the truss (6) and the supporting platform (11), two inclined struts (5) are arranged, and the two inclined struts (5) are respectively positioned at two sides of the truss (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320681907.3U CN219509285U (en) | 2023-03-31 | 2023-03-31 | Truss supporting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320681907.3U CN219509285U (en) | 2023-03-31 | 2023-03-31 | Truss supporting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219509285U true CN219509285U (en) | 2023-08-11 |
Family
ID=87546767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320681907.3U Active CN219509285U (en) | 2023-03-31 | 2023-03-31 | Truss supporting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219509285U (en) |
-
2023
- 2023-03-31 CN CN202320681907.3U patent/CN219509285U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107090975B (en) | Formwork erecting construction method for ultrahigh large-span concrete cast-in-place beam bailey truss | |
| CN112411391A (en) | Single-column capping beam steel pipe column Bailey beam construction supporting system and construction method thereof | |
| CN108252534B (en) | Column top construction device for truss installation | |
| CN101858055A (en) | Setting steel pipe bracket support system of cover beam and construction method thereof | |
| CN219509285U (en) | Truss supporting mechanism | |
| CN208748518U (en) | A kind of formwork for placing support device | |
| CN210713861U (en) | Deflection correcting device for upper and lower stoplogs during connection | |
| CN211973126U (en) | Main beam erecting support | |
| CN112392141A (en) | Large cantilever structure for balancing insufficient end pressure weight and construction method thereof | |
| CN110273551B (en) | Deflection correction device and correction method for upper and lower stopbeams during connection | |
| CN219387254U (en) | Pushing bracket for steel box girder | |
| CN219862418U (en) | Supporting structure of assembled viaduct bent cap | |
| CN220059026U (en) | A can assemble, adjustable interim fixed stay device for steel construction hoist and mount | |
| CN210368652U (en) | Bracket structure capable of adjusting transverse displacement | |
| CN221589272U (en) | Cast-in-situ bent cap support | |
| CN203866854U (en) | Built tower base section adjusting and reinforcing device | |
| CN110593102A (en) | High mound continuous beam construction support | |
| CN218881711U (en) | Do not need to return top conversion bearing structure | |
| CN217399430U (en) | Device is assembled to preloading arch bridge support normal position of exempting from to pile | |
| CN114658031B (en) | Basement roof returning supporting structure of overweight steel structure truss and construction method | |
| CN221095786U (en) | Scaffold for building construction | |
| CN204780601U (en) | Bed -jig is assembled to reinforcing bar festival section | |
| CN216238152U (en) | Prefabricated beam erection temporary buttress platform of variable width bridge | |
| CN219568628U (en) | Spherical hinge positioning frame for bridge swivel construction | |
| CN111172883B (en) | Assembly type box girder assembled temporary buttress and construction method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |