CN215670522U - Large-span rubbish pond roofing steel construction installation construction node - Google Patents
Large-span rubbish pond roofing steel construction installation construction node Download PDFInfo
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- CN215670522U CN215670522U CN202121729687.4U CN202121729687U CN215670522U CN 215670522 U CN215670522 U CN 215670522U CN 202121729687 U CN202121729687 U CN 202121729687U CN 215670522 U CN215670522 U CN 215670522U
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Abstract
The utility model discloses a large-span garbage pool roof steel structure installation construction node, which comprises a roof truss arranged on a wall framework, purlins laid on the roof truss, the roof truss comprises a plurality of rows of inverted triangle main trusses with two ends stretching over the wall frame and secondary trusses used for laterally stabilizing the inverted triangle main trusses, the secondary trusses are arranged between the adjacent inverted triangle main trusses, first inclined support rods are arranged between the inverted triangle main trusses close to the two ends of the wall frame on the left side and the wall frame, the two ends of the first inclined support rods are fixedly connected with the truss upper chord and the embedded parts on the wall frame respectively, second inclined support rods are arranged between the adjacent inverted triangle main trusses and are in X-shaped fixed connection with the adjacent truss lower chord, the inverted triangle trusses are enabled not to incline easily in the lateral direction, and the overall structural strength of the roof truss is guaranteed.
Description
Technical Field
The utility model relates to the technical field of roof steel structures, in particular to a large-span garbage pool roof steel structure installation construction node.
Background
For satisfying modern building service function and overall modeling requirement, the steel construction span constantly improves, the abnormal shape structure constantly increases, especially, large-span truss structure obtains the wide application, at present in large-span rubbish pond roofing engineering, the large-span inverted triangle truss is widely used, the cross section of inverted triangle truss is inverted triangle, stable truss structure makes the roofing have stronger structural strength in vertical direction, but the mounting means of the inverted triangle of inverted triangle truss makes truss itself relatively poor at lateral stability, truss lateral tilt and truss break away from the phenomenon that drops with wall body frame appear easily in the use of inverted triangle truss itself, cause the potential safety hazard.
Disclosure of Invention
The utility model aims to provide a large-span garbage pool roof steel structure installation construction node, and aims to solve the technical problems that an inverted triangular truss of a large-span roof is poor in lateral stability and potential safety hazards are caused by separation and falling of the truss and a wall framework.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a large-span garbage pool roof steel structure installation construction node comprises a roof truss arranged on a wall framework, purlins laid on the roof truss and embedded parts used for fixing the roof truss on the wall framework and embedding in the wall framework, wherein the roof truss comprises a plurality of rows of inverted triangle main trusses with two ends stretched on the wall framework and secondary trusses used for laterally stabilizing the inverted triangle main trusses, each inverted triangle main truss comprises an upper truss chord and a lower truss chord, the secondary trusses are arranged between the adjacent inverted triangle main trusses, the two ends of each secondary truss are vertically and fixedly connected with the inverted triangle main trusses, a first inclined stay bar is arranged between the inverted triangle main trusses close to the two ends of the wall framework on the left side and the wall framework, each first inclined stay bar is arranged in an X-shaped cross manner, and the two ends of each first inclined stay bar are respectively fixedly connected with the upper truss chords and the embedded parts on the wall framework, and a second diagonal brace is arranged between the adjacent inverted triangular main trusses and is in an X shape and fixedly connected with the lower chord of the adjacent truss.
Furthermore, frame columns are arranged on the wall framework and in positions corresponding to two end portions of the inverted triangular main truss, beam supports are arranged on the inner sides of the frame columns, the lower chord of the inverted triangular main truss is placed on the upper portions of the beam supports, and the end portions of the inverted triangular main truss are fixedly connected with embedded parts in the frame columns.
Furthermore, a U-shaped connecting piece is arranged between the truss lower chord and the embedded part, a groove of the U-shaped connecting piece is matched with the truss lower chord, and the truss lower chord is fixedly connected with the embedded part through the U-shaped connecting piece.
Further, the sub-trusses include end trusses supported at ends of the adjacent inverted triangular main trusses and web trusses supported at web portions of the adjacent inverted triangular main trusses.
Furthermore, the end truss comprises two upper chords and a lower chord, the cross section of the end truss is triangular, and two ends of each of the upper chords and the lower chords are respectively and fixedly connected with the upper chord and the lower chord of the truss of the adjacent inverted triangular main truss.
Furthermore, the abdomen truss comprises an upper cross rod and a lower cross rod under the upper cross rod, and two ends of the upper cross rod and the lower cross rod are respectively and fixedly connected with the truss upper chord and the truss lower chord of the adjacent inverted triangle main truss in a perpendicular mode.
Furthermore, the belly trusses are a plurality of trusses which are arranged among the adjacent inverted triangular main trusses side by side at intervals except for the end positions, and the intervals among the adjacent belly trusses are 9000-10000 mm.
Furthermore, purlin supports used for fixing purlins are arranged on the upper chords of the trusses, and two ends of each purlin are vertically erected on the upper chords of the adjacent trusses of the adjacent inverted triangular main trusses and are fixedly connected with the purlin supports.
Compared with the prior art, the utility model has the following characteristics and beneficial effects:
the utility model is a steel structure installation of an inverted triangle truss on the roof of a large-span garbage pool, the truss lower chords of a plurality of rows of large-span inverted triangle trusses are erected on beam supports of frame columns and are fixed with embedded parts on the frame columns, the whole inverted triangle truss is easy to tilt and roll in the lateral direction, the end parts and the abdomen parts of the adjacent rows of inverted triangle trusses are provided with a plurality of combined type secondary trusses, so that the stability of the whole inverted triangle truss in the lateral direction is ensured, through set up the diagonal brace between two rows of the inverted triangle trusses that are close to wall body frame and between adjacent row inverted triangle truss, connect into between the roofing steel construction, between roofing steel construction and the wall body frame for a whole, strengthened the structural strength of roofing truss, have characteristics such as safe, suitable for, have fine popularization and practical value, can produce good economic benefits after extensive popularization and application.
Drawings
FIG. 1 is a schematic view of a truss installation structure according to the present invention;
FIG. 2 is a schematic view of connection between an inverted triangular main truss and an embedded part;
fig. 3 is an enlarged view of a portion a in fig. 2.
Reference numerals: 1. an inverted triangular main truss; 2. the truss is strung; 3. truss lower chord; 4. a frame column; 5. a beam support; 6. embedding parts; 7. a U-shaped connecting piece; 8. a first diagonal brace; 9. a second diagonal brace; 10. an end truss; 11. an abdominal truss; 12. a purlin support.
Detailed Description
In order to make the technical means, innovative features, objectives and functions realized by the present invention easy to understand, the present invention is further described below.
The examples described herein are specific embodiments of the present invention, are intended to be illustrative and exemplary in nature, and are not to be construed as limiting the scope of the utility model. In addition to the embodiments described herein, those skilled in the art will be able to employ other technical solutions which are obvious based on the disclosure of the claims and the specification of the present application, and these technical solutions include technical solutions which make any obvious replacement or modification for the embodiments described herein.
As shown in figure 1, the utility model discloses a large-span garbage pool roof steel structure installation construction node, which comprises a roof truss arranged on a wall body frame, purlins laid on the roof truss, and embedded parts 6 used for fixing the roof truss on the wall body frame and embedded in the wall body frame, wherein the roof truss comprises a plurality of rows of inverted triangle main trusses 1 with two ends crossing over the wall body frame in parallel and secondary trusses used for laterally stabilizing the inverted triangle main trusses 1, the adjacent inverted triangle main trusses 1 are separated by 6250 and 8750mm, the inverted triangle main trusses 1 are trusses with a cross section of an inverted isosceles triangle formed by two truss upper chords 2 and a truss lower chord 3, the arching value of the inverted triangle main trusses 1 is 1/500 with a span, a plurality of frame columns 4 with beam support 5 structures arranged at the middle upper parts of the inner sides are arranged around the wall body frame at intervals, two ends of a truss lower chord 3 of the inverted triangle main truss 1 are placed on beam supports 5 and fixedly connected with embedded parts 6 embedded in frame columns 4, as shown in figure 2, a U-shaped connecting piece 7 is arranged between the truss lower chord 3 and the embedded part 6, the groove of the U-shaped connecting piece 7 is matched with the truss lower chord 3, the truss lower chord 3 is fixedly connected with the embedded part 6 through the U-shaped connecting piece 7, first inclined stay bars 8 are arranged between two rows of inverted triangle main trusses 1 which are close to the wall body frame at the two ends of the roof and the corresponding side walls, a single first inclined stay bar 8 is arranged or is arranged in an X-shaped cross way, the two ends are respectively and fixedly connected with the truss upper chord 2 and the embedded part 6 on the wall body frame, a second inclined stay bar 9 is arranged between the adjacent inverted triangle main trusses 1, the second inclined stay bar 9 is in an X-shaped and is fixedly connected with the adjacent truss lower chord 3, the stability of the overall structure of the inverted triangular main truss 1 is enhanced through the arrangement of the X-shaped second diagonal brace; the secondary truss comprises an end truss 10 supported at the end part of the adjacent inverted-triangular main truss 1 and an abdomen truss 11 supported at the abdomen part of the adjacent inverted-triangular main truss 1, wherein the end truss 10 is a truss with a triangular cross section formed by two upper chords and one lower chord, two ends of the two upper chords and two ends of the lower chords are respectively and vertically fixed at the end part of an upper chord 2 of the adjacent inverted-triangular main truss 1 and the end part of a lower chord 3 of the adjacent inverted-triangular main truss 1, the abdomen truss 11 is a rectangular frame formed by an upper cross bar and a lower cross bar positioned right below the upper cross bar, two ends of the upper cross bar and the lower cross bar are respectively and vertically and fixedly connected with an upper chord 2 of an adjacent side truss of the adjacent inverted-triangular main truss 1 and a lower chord 3 of the adjacent inverted-triangular main truss 1, the abdomen truss 11 is in a plurality of rows, and the adjacent rows of abdomen trusses 11 are separated by 9000 and 10000 mm; purlin that is used for fixed purlin holds in the palm 12 on the truss upper chord 2 of inverted triangle main truss 1, and purlin both ends are set up perpendicularly and are held in the palm 12 fixed connection with the purlin on the adjacent truss upper chord 2 of adjacent inverted triangle main truss 1, and adjacent row purlin interval 1250 adds one's money with 3350 mm.
When the purlin fixing device is used, a wall body frame is built at a preset position, a plurality of frame columns 4 with beam support 5 structures are built at the preset position of the wall body frame, embedded parts 6 are pre-embedded in advance, the inverted triangle main truss 1 is hung on the beam supports 5 after being spliced in the field, the truss lower chord is welded with the embedded parts 6 through U-shaped connecting parts 7 after being positioned, an X-shaped first inclined stay bar 8 is welded between the side of the inverted triangle main truss 1 and the wall body frame in a gap mode, two ends of the inverted triangle main truss 1 are fixedly connected with the truss upper chord 2 and the embedded parts 6 on the wall body frame respectively, then the next inverted triangle main truss is installed, a secondary truss is vertically welded between the two rows of trusses after being positioned, an X-shaped second inclined stay bar 9 is welded between the two rows of trusses, and purlin supports 12 on the inverted triangle main truss 1 are installed after the trusses and the inclined stay bars are installed.
The utility model relates to a large-span garbage pool roof inverted triangle truss steel structure installation, wherein truss lower chords of a plurality of rows of large-span inverted triangle trusses are erected on beam supports of frame columns and are fixed with embedded parts on the frame columns, the overall inverted triangle truss has instability in the lateral direction, a plurality of combined type secondary trusses are arranged at the end parts and the belly parts of adjacent rows of inverted triangle trusses, so that the inverted triangle truss is not easy to tilt and roll in the lateral direction, inclined support rods are arranged between the two rows of inverted triangle trusses close to a wall body frame and between the adjacent rows of inverted triangle trusses, the roof steel structures and the wall body frame are connected into a whole, and the overall structural strength of the roof truss is enhanced.
While there have been shown and described what are at present considered the fundamental principles and essential features of the utility model and its advantages, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. The utility model provides a large-span rubbish pond roofing steel construction installation construction node, is including setting up the roofing truss on wall body frame, lays the purlin on the roofing truss to and be used for fixing the roofing truss on wall body frame, pre-buried built-in fitting (6) in wall body frame, its characterized in that: the roof truss comprises a plurality of rows of inverted triangle main trusses (1) with two ends crossing over the wall framework and secondary trusses for laterally stabilizing the inverted triangle main trusses (1), the inverted triangle main truss (1) comprises two truss upper chords (2) and one truss lower chord (3), the secondary trusses are arranged between the adjacent inverted triangle main trusses (1), two ends of each secondary truss are vertically and fixedly connected with the inverted triangle main trusses (1), a first inclined stay bar (8) is arranged between the inverted triangle main trusses (1) on the left side close to the two ends of the wall body frame and the wall body frame, the first inclined stay bars (8) are arranged singly or in an X-shaped crossed manner, two ends of each first inclined stay bar are fixedly connected with the truss upper chord (2) and the embedded part (6) on the wall body frame respectively, a second inclined stay bar (9) is arranged between every two adjacent inverted triangular main trusses (1), and the second inclined stay bars (9) are in an X shape and are fixedly connected with the adjacent truss lower chords (3).
2. The large-span garbage pool roof steel structure installation construction joint of claim 1, characterized in that: frame columns (4) are arranged on positions, corresponding to the two ends of the inverted triangular main truss (1), on the wall frame, beam supports (5) are arranged on the inner sides of the frame columns (4), truss lower chords (3) of the inverted triangular main truss (1) are placed on the upper portions of the beam supports (5), and the end portions of the truss lower chords are fixedly connected with embedded parts (6) in the frame columns (4).
3. The large-span garbage pool roof steel structure installation construction joint of claim 1, characterized in that: a U-shaped connecting piece (7) is arranged between the truss lower chord (3) and the embedded part (6), a groove of the U-shaped connecting piece (7) is matched with the truss lower chord (3), and the truss lower chord (3) is fixedly connected with the embedded part (6) through the U-shaped connecting piece (7).
4. The large-span garbage pool roof steel structure installation construction joint of claim 1, characterized in that: the secondary truss comprises an end truss (10) supported at the end part of the adjacent inverted triangular main truss (1) and an abdomen truss (11) supported at the abdomen part of the adjacent inverted triangular main truss (1).
5. The large-span garbage pool roof steel structure installation construction joint of claim 4, characterized in that: the end part truss (10) comprises two upper chord members and a lower chord member, the cross section of the end part truss (10) is triangular, and the two ends of the upper chord members and the two ends of the lower chord members are respectively and fixedly connected with the truss upper chord (2) and the truss lower chord (3) of the adjacent inverted triangular main truss (1) in a vertical mode.
6. The large-span garbage pool roof steel structure installation construction joint of claim 4, characterized in that: the abdomen truss (11) comprises an upper cross rod and a lower cross rod under the upper cross rod, and two ends of the upper cross rod and the lower cross rod are respectively and fixedly connected with the truss upper chord (2) and the truss lower chord (3) of the adjacent inverted triangle main truss (1) in a perpendicular mode.
7. The large-span garbage pool roof steel structure installation construction joint of claim 4, characterized in that: the abdomen trusses (11) are a plurality of trusses which are arranged between the adjacent inverted triangle main trusses (1) side by side at intervals except for the end positions, and the adjacent abdomen trusses (11) are separated by 9000-10000 mm.
8. The large-span garbage pool roof steel structure installation construction joint according to any one of claims 1 to 7, characterized in that: and purlin supports (12) used for fixing purlins are arranged on the truss upper chords (2), and two ends of each purlin are vertically erected on the adjacent truss upper chords (2) of the adjacent inverted triangular main truss (1) and are fixedly connected with the purlin supports (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121729687.4U CN215670522U (en) | 2021-07-28 | 2021-07-28 | Large-span rubbish pond roofing steel construction installation construction node |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121729687.4U CN215670522U (en) | 2021-07-28 | 2021-07-28 | Large-span rubbish pond roofing steel construction installation construction node |
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| Publication Number | Publication Date |
|---|---|
| CN215670522U true CN215670522U (en) | 2022-01-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121729687.4U Active CN215670522U (en) | 2021-07-28 | 2021-07-28 | Large-span rubbish pond roofing steel construction installation construction node |
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| CN (1) | CN215670522U (en) |
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- 2021-07-28 CN CN202121729687.4U patent/CN215670522U/en active Active
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