CN219711539U - Steel frame connecting structure - Google Patents
Steel frame connecting structure Download PDFInfo
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- CN219711539U CN219711539U CN202223575423.5U CN202223575423U CN219711539U CN 219711539 U CN219711539 U CN 219711539U CN 202223575423 U CN202223575423 U CN 202223575423U CN 219711539 U CN219711539 U CN 219711539U
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- steel frame
- steel
- sleeve
- stud
- hole
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 130
- 239000010959 steel Substances 0.000 title claims abstract description 130
- 238000010276 construction Methods 0.000 abstract description 13
- 238000003466 welding Methods 0.000 description 6
- 230000000149 penetrating effect Effects 0.000 description 5
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a steel frame connecting structure, wherein I-steel is arranged at the relative position of a first steel frame and a second steel frame, and a web plate of each I-steel is provided with a plurality of through holes; the device also comprises a plurality of sleeves, wherein the two ends of each sleeve are opposite to the through holes in the opposite positions of the two I-steel; the novel socket further comprises a plurality of stud bolts, each stud bolt penetrates through the corresponding through hole and the corresponding sleeve, and two ends of each stud bolt are fixed through nuts. The steel frame connecting structure adopts a mechanical connecting mode, and can firmly connect two steel frames only by using the sleeve, the stud and the nut, so that fire operation in a hole is avoided, and construction safety is ensured.
Description
Technical Field
The utility model relates to the technical field of steel frame connection, in particular to a steel frame connection structure.
Background
In the construction of a high-speed railway tunnel, air in the tunnel does not circulate, and in the construction in such an environment, in order to ensure the construction safety, the in-tunnel fire operation needs to be avoided as much as possible. During construction, workers need to climb to the steel frames to perform construction operation of the high-speed rail tunnel, and two steel frames need to be connected into a whole to facilitate construction of the workers. The existing steel frame connecting mode is to weld two steel frames through steel bars, however, fire operation in a tunnel cannot be avoided during welding in the tunnel, impurities such as sulfur dioxide and dust can be generated during welding, physical health of workers is affected, and potential safety hazards exist during fire operation due to the fact that air in the tunnel does not circulate; moreover, because the two steel frames are large in size after being connected, the steel frames are inconvenient to move, and the steel frames cannot be welded outside the tunnel and then taken into the tunnel.
In view of the foregoing, there is a need for a steel frame connection structure that can effectively avoid fire operation in a tunnel, and ensure construction safety.
Disclosure of Invention
The utility model provides a steel frame connecting structure for solving the problem that fire operation is required to be carried out in a tunnel when steel frame connection is carried out at present.
The technical scheme of the utility model is as follows: the steel frame connecting structure is characterized in that I-steel is arranged at the relative positions of the first steel frame and the second steel frame, and a plurality of through holes are formed in the web plate of each I-steel; the device also comprises a plurality of sleeves, wherein the two ends of each sleeve are opposite to the through holes in the opposite positions of the two I-steel; the novel socket further comprises a plurality of stud bolts, each stud bolt penetrates through the corresponding through hole and the corresponding sleeve, and two ends of each stud bolt are fixed through nuts.
The method comprises the steps of welding the I-steel on the steel frame outside the tunnel, punching the I-steel, taking the welded steel frame into the tunnel along with the sleeve, the stud bolts and the nuts for assembly, firmly fixing the I-steel on the steel frame, simultaneously taking the unconnected steel frame and parts into the tunnel easily, and limiting the sleeve between webs of the two I-steels when the steel frame is assembled in the tunnel, penetrating the stud bolts into the sleeve, and fastening the stud bolts on the other surface of the web of the I-steel by using the nuts after penetrating through holes; the steel frame connecting structure adopts a mechanical connecting mode, and can firmly connect two steel frames only by using the sleeve, the stud and the nut, so that fire operation in a hole is avoided, and construction safety is ensured.
In a further technical scheme, each I-steel is welded with the first steel frame and the second steel frame.
In a further technical scheme, the I-steel is arranged along the extending direction of the first steel frame and the second steel frame, and the through holes are arranged along the axial direction of the I-steel.
In a further aspect, the stud has a length that is greater than the length of the sleeve.
In a further technical scheme, the length of the stud is in the range of 1.5m-2m, and the length of the sleeve is in the range of 1m-1.4m.
In a further aspect, the diameter of the through hole is smaller than the inner diameter of the sleeve, and the diameter of the through hole is larger than the diameter of the stud.
In a further technical scheme, the diameter range of the stud is 3cm-5cm, the inner diameter range of the sleeve is 7cm-8cm, and the diameter of the through hole is 5cm-7cm.
In a further technical scheme, the sleeve is a structural member made of metal.
The beneficial effects of the utility model are as follows:
the method comprises the steps of welding the I-steel on the steel frame outside the tunnel, punching the I-steel, taking the welded steel frame into the tunnel along with the sleeve, the stud bolts and the nuts for assembly, firmly fixing the I-steel on the steel frame, simultaneously taking the unconnected steel frame and parts into the tunnel easily, and limiting the sleeve between webs of the two I-steels when the steel frame is assembled in the tunnel, penetrating the stud bolts into the sleeve, and fastening the stud bolts on the other surface of the web of the I-steel by using the nuts after penetrating through holes; the steel frame connecting structure adopts a mechanical connecting mode, and can firmly connect two steel frames only by using the sleeve, the stud and the nut, so that fire operation in a hole is avoided, and construction safety is ensured.
Drawings
FIG. 1 is a perspective view of a steel frame connection structure according to embodiment 1 of the present utility model;
FIG. 2 is a connection diagram of a steel frame connection structure according to embodiment 1 of the present utility model;
fig. 3 is a schematic view of an i-steel according to embodiment 1 of the present utility model.
Reference numerals illustrate:
10-a first steel frame; 20-a second steel frame; 30-I-steel; 40-through holes; 50-stud bolts; 60-sleeve; 70-nut.
Detailed Description
Embodiments of the present utility model are further described below with reference to the accompanying drawings.
Example 1:
as shown in fig. 1-3, in a steel frame connection structure, i-beams 30 are disposed at opposite positions of the first steel frame 10 and the second steel frame 20, and a web plate of each i-beam 30 is provided with a plurality of through holes 40; the device further comprises a plurality of sleeves 60, wherein two ends of each sleeve 60 are opposite to the through holes 40 at the opposite positions of the two I-steel 30; and a plurality of studs 50, each stud 50 penetrating through the corresponding through hole 40 and sleeve 60, and two ends of the stud 50 being fixed by nuts 70.
When in use, the I-steel 30 is welded on the first steel frame 10 and the second steel frame 20 in a double-sided welding mode outside the tunnel, the web plate of the I-steel 30 is provided with a through hole 40, and the first steel frame 10, the second steel frame 20, the stud bolts 50, the sleeve 60 and the nuts 70 are taken into the tunnel to be connected; during connection, the sleeve 60 is sleeved on the stud 50, two ends of the stud 50 penetrate through the through holes 40 on the first steel frame 10 and the second steel frame 20, the length of the sleeve 60 is smaller than that of the stud 50, the diameter of the through hole 40 is smaller than the inner diameter of the sleeve 60, the diameter of the through hole 40 is larger than that of the stud 50, the sleeve 60 abuts against webs of the I-steel 30 between the first steel frame 10 and the second steel frame 20, two ends of the stud 50 penetrate through the through holes 40 and are locked by using the nuts 70, at the moment, the sleeve 60 abuts against webs of the two I-steel 30 tightly, two ends of the stud 50 are fixedly connected to the other surfaces of the webs through the nuts 70, and the stud 50 and the sleeve 60 connect and fix the first steel frame 10 and the second steel frame 20, so that the stud can be used.
The utility model adopts the technical scheme that the I-steel 30 is welded on a steel frame outside a tunnel, holes are formed in the I-steel 30, the welded steel frame is taken into the tunnel along with the sleeve 60, the stud bolts 50 and the nuts 70 to be assembled, the I-steel 30 is firmly fixed on the steel frame, the unconnected steel frame and all parts can be easily taken into the tunnel, when the tunnel is assembled, the sleeve 60 is propped between webs of the two I-steels 30 to limit, the stud bolts 50 penetrate into the sleeve 60, and the stud bolts 50 pass through the through holes 40 and are fastened on the other surface of the web of the I-steel 30 by the nuts 70; the steel frame connecting structure adopts a mechanical connecting mode, and two steel frames can be firmly connected only by using the sleeve 60, the stud 50 and the nut 70, so that the fire operation in a hole is avoided, and the construction safety is ensured.
In another embodiment, as shown in fig. 2 and 3, the sleeve 60 and the stud bolt 50 have three through holes 40, each of the i-beams 30 is provided with three through holes 40, the through holes 40 are uniformly distributed along the axial direction of the i-beam 30, and the stud bolt 50 and the sleeve 60 are connected with the corresponding through holes 40. By providing three sets of through holes 40, stud bolts 50 and bushings 60 to connect the first steel frame 10 and the second steel frame 20, the stability is higher.
Example 2:
as a further improvement to example 1, the following is specific: each of the i-beams 30 is welded to the first steel frame 10 and the second steel frame 20. The welding can firmly fix the I-steel 30 on the steel frame, so that the steel frame is prevented from being damaged during construction due to the fact that the I-steel 30 is not firmly fixed, and the construction safety is ensured.
Example 3:
as a further improvement to example 1, the following is specific: the I-steel 30 is arranged along the extending direction of the first steel frame 10 and the second steel frame 20, and the through holes 40 are arranged along the axial direction of the I-steel 30.
Example 4:
as a further improvement to example 1, the following is specific: the stud 50 has a length greater than the length of the sleeve 60. After the stud bolts 50 penetrate into the sleeve 60, two ends of the stud bolts 50 extend out from two ends of the sleeve 60 respectively, and the extending parts pass through the through holes 40 of the webs of the two I-steels 30 and are fastened and limited by nuts 70.
Example 5:
as a further improvement to example 4, the following is specific: the stud 50 has a length ranging from 1.5m to 2m and the sleeve 60 has a length ranging from 1m to 1.4m.
In another embodiment, the stud 50 has a length of 1.5m and the sleeve 60 has a length of 1m.
Example 6:
as a further improvement to example 1, the following is specific: the diameter of the through hole 40 is smaller than the inner diameter of the sleeve 60, and the diameter of the through hole 40 is larger than the diameter of the stud bolt 50. The diameter of the through hole 40 is smaller than the inner diameter of the sleeve 60, the sleeve 60 can be abutted between two webs of the I-steel 30, the diameter of the through hole 40 is larger than that of the stud bolt 50, and the stud bolt 50 can pass through the through hole 40 to be limited on the other side of the web of the I-steel 30 by adopting the nut 70.
Example 7:
as a further improvement to example 6, the following is specific: the stud 50 has a diameter ranging from 3cm to 5cm, the sleeve 60 has an inner diameter ranging from 7cm to 8cm, and the through hole 40 has a diameter ranging from 5cm to 7cm.
In another embodiment, the stud 50 has a diameter of 4cm, the sleeve 60 has an inner diameter of 7cm, and the through hole 40 has a diameter of 5cm.
Example 8:
as a further improvement to example 1, the following is specific: the sleeve 60 is a metal structural member. The metal material has high mechanical strength, firmness and pressure resistance.
The foregoing examples merely illustrate specific embodiments of the utility model, which are described in greater detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model.
Claims (8)
1. The steel frame connecting structure comprises a first steel frame (10) and a second steel frame (20), and is characterized in that I-steel (30) is arranged at the relative positions of the first steel frame (10) and the second steel frame (20), and a plurality of through holes (40) are formed in the web plate of each I-steel (30); the device also comprises a plurality of sleeves (60), wherein two ends of each sleeve (60) are opposite to the through holes (40) in the opposite positions of the two I-beams (30); the novel anti-theft device further comprises a plurality of stud bolts (50), each stud bolt (50) penetrates through the corresponding through hole (40) and the corresponding sleeve (60), and two ends of each stud bolt (50) are fixed through nuts (70).
2. A steel frame connection according to claim 1, characterized in that each of the i-beams (30) is welded to the first steel frame (10) and the second steel frame (20).
3. The steel frame connecting structure according to claim 1, wherein the i-steel (30) is arranged along the extending direction of the first steel frame (10) and the second steel frame (20), and the through holes (40) are arranged along the axial direction of the i-steel (30).
4. A steel frame connection structure according to claim 1, characterized in that the stud bolt (50) has a length greater than the sleeve (60).
5. The steel frame connecting structure according to claim 4, wherein the stud bolt (50) has a length ranging from 1.5m to 2m, and the sleeve (60) has a length ranging from 1m to 1.4m.
6. A steel frame connection structure according to claim 1, characterized in that the diameter of the through hole (40) is smaller than the inner diameter of the sleeve (60), the diameter of the through hole (40) being larger than the diameter of the stud bolt (50).
7. The steel frame connecting structure according to claim 6, wherein the stud bolt (50) has a diameter ranging from 3cm to 5cm, the sleeve (60) has an inner diameter ranging from 7cm to 8cm, and the through hole (40) has a diameter ranging from 5cm to 7cm.
8. A steel frame connecting structure according to claim 1, wherein the sleeve (60) is a metallic structural member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223575423.5U CN219711539U (en) | 2022-12-30 | 2022-12-30 | Steel frame connecting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223575423.5U CN219711539U (en) | 2022-12-30 | 2022-12-30 | Steel frame connecting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219711539U true CN219711539U (en) | 2023-09-19 |
Family
ID=87976964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223575423.5U Active CN219711539U (en) | 2022-12-30 | 2022-12-30 | Steel frame connecting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219711539U (en) |
-
2022
- 2022-12-30 CN CN202223575423.5U patent/CN219711539U/en active Active
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