CN212271228U - Jig frame system for building truss in complex terrain - Google Patents
Jig frame system for building truss in complex terrain Download PDFInfo
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- CN212271228U CN212271228U CN202020733500.7U CN202020733500U CN212271228U CN 212271228 U CN212271228 U CN 212271228U CN 202020733500 U CN202020733500 U CN 202020733500U CN 212271228 U CN212271228 U CN 212271228U
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- 229910000831 Steel Inorganic materials 0.000 claims description 24
- 239000010959 steel Substances 0.000 claims description 24
- 238000004873 anchoring Methods 0.000 claims description 7
- 238000010276 construction Methods 0.000 abstract description 12
- 238000010586 diagram Methods 0.000 description 2
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- 230000006978 adaptation Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
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- 238000005553 drilling Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model relates to a construction technical field especially relates to a bed-jig system for buildding truss in complicated topography for buildding the large-scale truss that needs the whole installation that promotes at the job site. The jig frame system comprises a plurality of jig frame units which are arranged in parallel and are mutually independent, and two adjacent jig frame units are mutually independent; the jig frame unit comprises a horizontally arranged cross beam and a truss fixing stand column used for fixing a truss to be built, and the truss fixing stand column is arranged on the upper surface of the cross beam and is fixedly connected with the cross beam; the cross beams in different jig frame units are parallel to each other, and the heights of the upper surfaces of the cross beams are the same; the crossbeam erects subaerial through height-adjustable's main support post, and main support post is respectively with ground and crossbeam fixed connection. The utility model discloses can adapt to uneven ground, and can build the truss at the inhomogeneous job site of bearing capacity such as the basement roof that has the back timber.
Description
Technical Field
The utility model relates to a construction technical field especially relates to a bed-jig system for buildding truss in complicated topography.
Background
Trusses are a common structure used in construction, and are found in a large series of buildings, including "bird nests".
The structural weight of the truss is insignificant with respect to its strength, so that its size is hardly subject to any restrictions and can be made very large, but too large a size makes it inconvenient to transport. The large truss is usually built on the ground below the truss installation position on site and then integrally lifted to the installation position, and the truss is kept from rolling in the lifting process and lifted in a fixed posture.
The truss is usually built on a jig frame, but the truss building on site has some problems, a construction site cannot be customized according to the requirement of truss building like a precast site, the ground can have slopes and pits, the common jig frame is stable and generally integral, the common jig frame cannot be used if the ground is uneven, and the ground bearing capacity may not be enough to support the jig frame and the truss.
SUMMERY OF THE UTILITY MODEL
The utility model provides a bed-jig system for buildding truss in complicated topography.
The technical problem to be solved is that: when a truss needing to be integrally lifted is built on site, the requirement for placing a jig frame cannot be completely met on the site ground.
In order to solve the technical problem, the utility model adopts the following technical scheme:
a jig frame system for building a truss in a complex terrain is used for building a large truss needing integral lifting installation on a construction site, and comprises a plurality of jig frame units which are arranged in parallel and are mutually independent; the jig frame unit comprises a horizontally arranged cross beam and a truss fixing stand column used for fixing a truss to be built, and the truss fixing stand column is arranged on the upper surface of the cross beam and is fixedly connected with the cross beam; the cross beams in different jig frame units are parallel to each other, and the heights of the upper surfaces of the cross beams are the same;
the crossbeam erects subaerial through height-adjustable's main support post, main support post respectively with ground and crossbeam fixed connection.
Further, the main support column is formed by vertically superposing and mutually detachably connecting a plurality of lattice-type truss standard knots, a cushion frame used for preventing the cross beam from crushing the truss standard knots is horizontally arranged at the top of the main support column, and the cushion frame is respectively fixedly connected with the main support column and the cross beam.
Furthermore, one end of the cross beam is erected on the ground through the main supporting upright column, and the other end of the cross beam is directly arranged on the ground and is fixedly connected with the ground, or two ends of the cross beam are respectively erected on the ground through the main supporting upright column; the auxiliary supporting stand columns are further arranged below the cross beam and are arranged at intervals along the length direction of the cross beam, and two ends of each auxiliary supporting stand column are fixedly connected with the cross beam and the ground respectively.
Furthermore, the auxiliary supporting upright posts are steel pipes anchored on the ground.
Furthermore, bases are arranged below two ends of the jig frame unit, each base comprises an anchoring plate anchored in the ground and base H-shaped steel horizontally arranged on the ground and fixedly connected with the anchoring plate, and flange plates of the base H-shaped steel are horizontally arranged; the end part of the beam is fixedly connected with the base H-shaped steel through a main supporting upright column anchored on the base H-shaped steel or directly arranged on the base H-shaped steel and fixedly connected with the base H-shaped steel.
Further, the main supporting upright column is a regular quadrangular prism, the column is internally communicated with the upper part and the lower part in the axial direction, and the inner side length of the cross section is not less than 60 cm; the cushion frame is a square frame which is arranged by being attached to the opening at the top end of the main supporting upright post for a circle.
Further, a ladder is arranged in the main supporting upright post.
Further, the truss fixing upright posts comprise 1-shaped fixing posts and H-shaped fixing posts which are respectively arranged at two ends of the cross beam, and H-shaped fixing posts which are arranged between the 1-shaped fixing posts and the H-shaped fixing posts at intervals along the length direction of the cross beam; the planes of the H-shaped fixed columns and the reversed H-shaped fixed columns are coplanar with the cross beam respectively; and inclined struts are arranged on the side surfaces of the 1-shaped fixed column and the reversed h-shaped fixed column.
Further, the length direction perpendicular to crossbeam setting of truss is waited to build, wait to build the truss for transversal three-layer truss personally submitting right angled triangle, right angled triangle's hypotenuse is under, a right-angle side level, another right-angle side paste and lean on inverted-H font fixed column setting, the truss lower chord of waiting to build the truss erects at the opening part of H shape fixed column, erects at the opening part of inverted-H font fixed column with the truss middle chord pole that inverted-H font fixed column is adjacent, and the most advanced chord of truss erects at 1 font fixed capital portion.
The utility model relates to a bed-jig system for buildding truss in complicated topography compares with prior art, has following beneficial effect:
in the utility model, the jig frame is divided into a plurality of jig frame units, and the cross beam of each jig frame unit is erected on the ground through the height-adjustable main support upright post, thereby realizing the adaptation to uneven ground; and each jig frame unit is independent, can select the field area that is comparatively firm, bearing capacity is higher separately to lay, can be used to build the truss in the construction field that bearing capacity is inhomogeneous such as basement roof with back timber.
Drawings
Fig. 1 is a schematic structural diagram of a jig frame system for building trusses in complex terrain according to the present invention;
FIG. 2 is a first schematic structural view of a jig frame unit having main support columns at both ends;
FIG. 3 is a second schematic structural view of a jig frame unit having main support columns at both ends;
FIG. 4 is a first schematic structural view of a jig frame unit having a main support column at only one end;
FIG. 5 is a second schematic structural view of a jig frame unit having a main support column at only one end;
FIG. 6 is a schematic view of the construction of an anchor sheet;
FIG. 7 is a schematic structural view of a standard section of a truss;
FIG. 8 is a schematic diagram of the position relationship between the truss to be built and the jig frame system;
the truss structure comprises 1-an anchor plate, 2-base H-shaped steel, 3-a main supporting upright post, 31-a truss standard knot, 32-a cushion frame, 4-an auxiliary supporting upright post, 5-a cross beam, 6-a truss fixing upright post, 61-1-shaped fixing columns, 62-H-shaped fixing columns, 63-inverted H-shaped fixing columns, 7-a truss to be built, 71-a truss lower chord, 72-a truss middle chord and 73-a truss tip chord.
Detailed Description
In the embodiment, the construction site for building the truss is located at a customs opening, the ground of the construction site is a basement top plate with a top beam, the area where the top beam of the basement top plate is located is firm, the truss frame system and the truss can be borne, the bearing capacity of the rest areas is insufficient, sinking can occur when the truss frame system and the truss are borne, the ground has a slope, and a plurality of pits are distributed.
As shown in fig. 1, a jig frame system for building a truss in a complex terrain, which is used for building a large truss needing integral lifting installation on a construction site, comprises a plurality of jig frame units which are arranged in parallel and are mutually independent; the jig frame units are independent from each other and can be arranged according to the bearing capacity of the ground on site, and in the embodiment, each jig frame unit is arranged on the top beam of the basement so as to avoid damaging the top plate of the basement;
as shown in fig. 2 to 5, the jig frame unit includes a horizontally arranged beam 5 and a truss fixing upright 6 for fixing a truss to be built, wherein the truss fixing upright 6 is arranged on the upper surface of the beam 5 and is fixedly connected with the beam 5; the cross beams 5 in different jig frame units are parallel to each other, and the heights of the upper surfaces of the cross beams are the same; the truss is integrally lifted after being built, the truss is kept not to roll in the lifting process and lifted in a fixed posture, the elevation of the bottom of the truss fixing upright post 6 is kept consistent and inconsistent, the height of the truss fixing upright post 6 is adjusted when the truss posture is adjusted, the actual elevation of the bottom of the truss fixing upright post 6 is also considered, the difficulty is high, and mistakes are easy to occur;
the crossbeam 5 erects on ground through height-adjustable's main support post 3, and main support post 3 is respectively with ground and crossbeam 5 fixed connection. Thus the jig frame system can be used on uneven ground.
One end of the beam 5 is erected on the ground through the main supporting upright post 3, and the other end of the beam 5 is directly arranged on the ground and is fixedly connected with the ground, so that the beam 5 is used in a place with a slope; or both ends are erected on the ground through the main supporting upright posts 3 respectively, and the cross beam 5 is used in a pit place; the lower part of the beam 5 is also provided with auxiliary supporting columns 4, the auxiliary supporting columns 4 are arranged at intervals along the length direction of the beam 5, and two ends of the auxiliary supporting columns are respectively fixedly connected with the beam 5 and the ground. The auxiliary support columns 4 are arranged in such a way that the longer the cross beam 5 is, the more auxiliary support columns 4 are arranged in order to avoid the cross beam 5 from bending downwards.
The auxiliary supporting upright post 4 is a steel pipe anchored on the ground.
The lower parts of two ends of the jig frame unit are provided with bases, each base comprises an anchoring plate 1 anchored in the ground, each anchoring plate 1 is shown in figure 6, base H-shaped steel 2 horizontally arranged on the ground and fixedly connected with the corresponding anchoring plate 1, and flange plates of the base H-shaped steel 2 are horizontally arranged; the end part of the beam 5 is fixedly connected with the base H-shaped steel 2 through the main supporting upright post 3 anchored on the base H-shaped steel 2, or is directly arranged on the base H-shaped steel 2 and is fixedly connected with the base H-shaped steel 2. The foundation is to avoid crushing the ground and simultaneously enlarge the area with higher bearing capacity on the construction site, because the arrangement positions of the cross beams 5 are kept uniform so that the truss 7 to be built is uniformly supported, but the high bearing capacity area for placing the jig frame unit on the site can be unevenly distributed.
The main supporting upright post 3 is formed by vertically overlapping and mutually detachably connecting a plurality of lattice type regular quadrangular truss standard sections 31 shown in fig. 7, so that the height is adjustable, the universality is high, and the main supporting upright post can be freely combined and built according to requirements; the main rods of the truss standard knot 31 are aligned and connected up and down, and the main rods can be connected by socket joint connection, flange connection or connecting rods with riding seams; the top of the main supporting upright post 3 is horizontally provided with a cushion frame 32 for preventing the cross beam 5 from crushing the standard truss knot 31, and the cushion frame 32 is fixedly connected with the main supporting upright post 3 and the cross beam 5 respectively.
The main supporting upright post 3 is internally communicated up and down in the axial direction, and the inner side length of the cross section is not less than 60 cm, so that workers can climb up and down in the main supporting upright post 3; the cushion frame 32 is a square frame disposed to abut against the top opening of the main support column 3 for a circle so as not to interfere with the drilling of the worker from the main support column 3, and it is noted that the gap of the standard truss section 31 at the bottom of the main support column 3 allows the worker to drill into the main support column 3, and if necessary, the gap for the worker to drill into the main support column 3 can be removed without significantly affecting the strength of the main support column 3.
A ladder is arranged in the main supporting upright 3 so that a worker can climb.
The truss fixing upright 6 comprises a 1-shaped fixing column 61 and an H-shaped fixing column 63 which are respectively arranged at two ends of the cross beam 5, and H-shaped fixing columns 62 which are arranged between the 1-shaped fixing column 61 and the H-shaped fixing column 63 at intervals along the length direction of the cross beam 5; the planes of the H-shaped fixed columns 62 and the reversed H-shaped fixed columns 63 are coplanar with the cross beam 5 respectively; and inclined struts are arranged on the side surfaces of the 1-shaped fixed column 61 and the reversed h-shaped fixed column 63. The H-shaped fixing posts 62 are not disposed at the two ends of the cross beam 5, so that the ground plane is made to be smaller in a shape like a 1 and a H.
The length direction of the truss 7 to be built is perpendicular to the cross beam 5, the truss 7 to be built is a three-layer truss with the cross section being a right triangle, the hypotenuse of the right triangle is downward, one cathedral side is horizontal, the other cathedral side is attached to the inverted H-shaped fixed column 63, a lower chord 71 of the truss 7 to be built is erected at an opening of the H-shaped fixed column 62, a middle chord 72 of the truss adjacent to the inverted H-shaped fixed column 63 is erected at an opening of the inverted H-shaped fixed column 63, and a top chord 73 of the truss is erected at the top of the 1-shaped fixed column 61. The truss tip chord 73 is a square bar and does not roll over the flat-topped 1-shaped fixing post 61.
The utility model relates to a bed-jig system for buildding truss in complicated topography, its use includes following step:
firstly, selecting an area with higher bearing capacity on a construction site, burying an anchor plate 1 and welding a base H-shaped steel 2 on the anchor plate 1;
secondly, building a main supporting upright post 3 on the base H-shaped steel 2 layer by layer;
step three, hoisting the cross beam 5 and connecting the cross beam 5 and the main support upright 3;
step four, supporting an auxiliary supporting upright post 4;
fixing the truss fixing upright post 6 on the cross beam 5;
and step six, building a truss 7 to be built.
The positional relationship of the truss to be built 7 to the present jig frame system is shown in fig. 8.
The above-mentioned embodiments are only for describing the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art without departing from the design spirit of the present invention should fall into the protection scope defined by the claims of the present invention.
Claims (9)
1. The utility model provides a bed-jig system for putting up truss in complicated topography for put up the large-scale truss that needs the installation of whole promotion at the job site, its characterized in that: the jig frame system comprises a plurality of jig frame units which are arranged in parallel and are mutually independent; the jig frame unit comprises a horizontal beam (5) and a truss fixing stand column (6) used for fixing a truss to be built, wherein the truss fixing stand column (6) is arranged on the upper surface of the beam (5) and is fixedly connected with the beam (5); the cross beams (5) in different jig frame units are parallel to each other, and the heights of the upper surfaces of the cross beams are the same;
the cross beam (5) is erected on the ground through a main supporting upright post (3) with adjustable height, and the main supporting upright post (3) is fixedly connected with the ground and the cross beam (5) respectively.
2. A jig frame system for building trusses in complex terrains according to claim 1, wherein: main support post (3) are folded from top to bottom by truss standard festival (31) of a plurality of lattice formulas and can dismantle each other and connect and form, main support post (3) top level is provided with and is used for preventing that crossbeam (5) from crushing cushion frame (32) of truss standard festival (31), cushion frame (32) respectively with main support post (3) and crossbeam (5) fixed connection.
3. A jig frame system for building trusses in complex terrains according to claim 2, wherein: one end of the cross beam (5) is erected on the ground through the main supporting upright post (3), and the other end of the cross beam is directly arranged on the ground and is fixedly connected with the ground, or two ends of the cross beam are respectively erected on the ground through the main supporting upright post (3); the auxiliary supporting columns (4) are further arranged below the cross beam (5), the auxiliary supporting columns (4) are arranged at intervals along the length direction of the cross beam (5), and two ends of each auxiliary supporting column are fixedly connected with the cross beam (5) and the ground respectively.
4. A jig frame system for building trusses in complex terrains according to claim 3, wherein: the auxiliary supporting upright post (4) is a steel pipe anchored on the ground.
5. A jig frame system for building trusses in complex terrains according to claim 4, wherein: the lower parts of two ends of the jig frame unit are provided with bases, each base comprises an anchoring plate (1) anchored in the ground and base H-shaped steel (2) horizontally arranged on the ground and fixedly connected with the anchoring plate (1), and flange plates of the base H-shaped steel (2) are horizontally arranged; the end part of the cross beam (5) is fixedly connected with the base H-shaped steel (2) through a main supporting upright post (3) anchored on the base H-shaped steel (2), or is directly arranged on the base H-shaped steel (2) and is fixedly connected with the base H-shaped steel (2).
6. A jig frame system for building trusses in complex terrains according to claim 5, wherein: the main supporting upright post (3) is a regular quadrangular prism, the interior of the post is axially communicated up and down, and the inner side length of the cross section is not less than 60 cm; the cushion frame (32) is a square frame which is arranged by being attached to the opening of the top end of the main supporting upright post (3) for a circle.
7. A jig frame system for building trusses in complex terrains according to claim 6, wherein: a ladder is arranged in the main supporting upright post (3).
8. A jig frame system for building trusses in complex terrains according to claim 7, wherein: the truss fixing upright posts (6) comprise 1-shaped fixing posts (61) and H-shaped fixing posts (63) which are respectively arranged at two ends of the cross beam (5), and H-shaped fixing posts (62) which are arranged between the 1-shaped fixing posts (61) and the H-shaped fixing posts (63) at intervals along the length direction of the cross beam (5); the planes of the H-shaped fixing columns (62) and the reversed H-shaped fixing columns (63) are coplanar with the cross beam (5) respectively; and inclined struts are arranged on the side surfaces of the 1-shaped fixing column (61) and the inverted h-shaped fixing column (63).
9. A jig frame system for building trusses in complex terrains according to claim 8, wherein: treat length direction perpendicular to crossbeam (5) setting of building truss (7), treat to build truss (7) and be transversal three-layer personally submitting right triangle, right triangle's hypotenuse is under, a right-angle side level, another right-angle side paste and lean on inverted-H font fixed column (63) and set up, treat that truss lower chord member (71) of building truss (7) erect the opening part at H shape fixed column (62), erect the opening part at H shape fixed column (63) with chord member (72) in the truss that inverted-H font fixed column (63) is adjacent, erect at 1 font fixed column (61) top truss most advanced chord member (73).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020733500.7U CN212271228U (en) | 2020-05-07 | 2020-05-07 | Jig frame system for building truss in complex terrain |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020733500.7U CN212271228U (en) | 2020-05-07 | 2020-05-07 | Jig frame system for building truss in complex terrain |
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| Publication Number | Publication Date |
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| CN212271228U true CN212271228U (en) | 2021-01-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020733500.7U Active CN212271228U (en) | 2020-05-07 | 2020-05-07 | Jig frame system for building truss in complex terrain |
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| CN (1) | CN212271228U (en) |
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- 2020-05-07 CN CN202020733500.7U patent/CN212271228U/en active Active
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