CN221073021U - Bolt type steel truss - Google Patents
Bolt type steel truss Download PDFInfo
- Publication number
- CN221073021U CN221073021U CN202322637902.3U CN202322637902U CN221073021U CN 221073021 U CN221073021 U CN 221073021U CN 202322637902 U CN202322637902 U CN 202322637902U CN 221073021 U CN221073021 U CN 221073021U
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- steel
- frame
- pin
- steel beam
- truss
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 148
- 239000010959 steel Substances 0.000 title claims abstract description 148
- 230000000694 effects Effects 0.000 abstract description 7
- 238000007665 sagging Methods 0.000 abstract description 7
- 239000000463 material Substances 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000011513 prestressed concrete Substances 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Abstract
The utility model provides a bolt type steel truss, which comprises steel upright posts which are vertically arranged on the ground, wherein a plurality of steel beam frames are transversely arranged on the steel upright posts, two adjacent steel beam frames are detachably arranged together, the number of the steel upright posts is two, the inner side of each steel upright post is provided with a plurality of steel beam frames, and an arch-shaped supporting structure is formed between the plurality of steel beam frames on the two sides. According to the utility model, the steel beam support frame is designed to be an arch structure, so that the stability of the steel beam support frame is improved, and the quick assembly and disassembly operation of the steel beam frame is realized through the bolt type structure, so that the technical problems that the span length, the heavy load bearing capacity and the safety and stability are required by the existing large-scale performance activities, and the natural sagging amplitude of a single-channel beam is larger when the span is longer and the self weight is heavier are solved.
Description
Technical Field
The utility model relates to the technical field of trusses, in particular to a bolt type steel truss.
Background
Truss: a structure is formed by connecting rod members with each other at both ends by hinges. The truss is a plane or space structure which is composed of straight rods and is generally provided with triangular units, and truss rod members are mainly subjected to axial tension or compression, so that the strength of materials can be fully utilized, the materials can be saved compared with the solid web beams when the span is large, the dead weight is reduced, and the rigidity is increased.
The truss is mainly formed by connecting rod pieces through welding, riveting or bolts and is called as a truss.
The truss has the advantages that the rod piece mainly bears tension or compression force, the material effect can be fully exerted, the material is saved, and the structural weight is reduced. Commonly used are steel trusses, reinforced concrete trusses, prestressed concrete trusses, wood trusses, steel and wood composite trusses, steel and concrete composite trusses.
The prior large-scale performance activities usually need to be built by using trusses, but when the stage needing to be built is large, especially when the stage needing to be built with long span and large bearing is large, the traditional trusses are difficult to meet the safe and stable supporting requirement, because when the span of the trusses is longer and the self weight is heavier, the natural sagging amplitude of the single-channel cross beam is larger, the steel cross beam frame is easy to bend downwards, the affector is normally used, and most of the prior trusses are welded, so that the problem of troublesome disassembly exists.
Disclosure of utility model
In view of the above, the utility model provides a pin-type steel truss, which increases the stability of a steel beam support frame by adopting an arch structure as the steel beam support frame, and realizes the rapid disassembly and assembly operation of the steel beam frame by adopting the pin-type structure, thereby solving the technical problems that the span length, the bearing capacity and the safety and stability of the existing large-scale performance activities are required, and the natural sagging amplitude of a single-channel beam is larger when the span is longer and the self weight is heavier.
In order to solve the technical problems, the utility model provides a bolt type steel truss, which comprises steel upright posts which are vertically arranged on the ground, wherein a plurality of steel beam frames are transversely arranged on the steel upright posts, two adjacent steel beam frames are detachably arranged together, two steel upright posts are arranged on the inner side of each steel upright post, a plurality of steel beam frames are arranged on the inner side of each steel upright post, and an arch-shaped supporting structure is formed between the plurality of steel beam frames on the two sides.
The steel beam frame and the steel upright post frame are connected together through the steel switching frame, and firm support and connection between the steel upright post frame and the steel beam frame can be realized through the steel switching frame, so that the steel beam frame is more convenient.
One end welding of steel switching frame sets up on steel upright post frame, the other end of steel switching frame is in the same place with steel crossbeam frame grafting through the pin, can realize dismantling fast and the equipment to steel switching frame through the pin, and is more convenient.
The pin is a conical bolt.
The anti-drop hole is formed in the conical bolt, the R-shaped pin used for preventing the fixed conical bolt from dropping is inserted in the anti-drop hole, the limit operation of the installed pin can be realized through the R-shaped pin, the installed conical pin is prevented from slipping, and the installation stability between two adjacent steel beam frames is ensured.
The steel upright post frame and the steel cross beam frame are both of frame structures.
The length of the adapter of the top of steel crossbeam frame is greater than the length of the adapter of its below, for example can be when designing steel crossbeam frame, respectively lengthen 3mm with the connector of top, the bolt hole centre-to-centre spacing of upper both ends connector is longer than the centre-to-centre spacing of lower both ends connector 6mm like this, after a plurality of steel crossbeam frames are connected, can form the arched bridge shape of camber, and the purpose of this can guarantee that steel crossbeam frame forms stable arch structure to avoid steel crossbeam frame just sagging when empty, increased steel truss's bearing capacity and stability.
In summary, compared with the prior art, the application has at least one of the following beneficial technical effects:
1. The utility model can increase the stability of the steel beam support frame by relating the steel beam support frame to an arch structure, and realize the rapid disassembly and assembly operation of the steel beam frame by a bolt type structure, thereby solving the technical problems that the span length, the bearing weight and the safety and stability are required by the prior large-scale performance activities, and the natural sagging amplitude of the single-channel beam is larger when the span is longer and the self weight is heavier.
2. The steel beam frame and the steel upright post frame are connected together through the steel switching frame, and firm support and connection between the steel upright post frame and the steel beam frame can be realized through the steel switching frame, so that the steel beam frame is more convenient.
3. The other end of the steel switching frame is inserted and arranged with the steel beam frame through the pin, and the steel switching frame can be quickly disassembled and assembled through the pin, so that the steel switching frame is more convenient.
4. The anti-drop hole is formed in the conical bolt, the R-shaped pin used for preventing the fixed conical bolt from dropping is inserted in the anti-drop hole, the limit operation of the installed pin can be realized through the R-shaped pin, the installed conical pin is prevented from slipping, and the installation stability between two adjacent steel beam frames is ensured.
Drawings
FIG. 1 is a schematic view of a pin steel truss of the present utility model;
FIG. 2 is an elevation view of two pin steel trusses of the present utility model after assembly;
FIG. 3 is an enlarged view of the structure at A in the present utility model.
Reference numerals illustrate: 100. a steel upright post frame; 200. a steel cross beam frame; 300. lifting the square sleeve; 400. a pulley cross arm; 500. a steel transfer frame; 600. a pin; 700. overturning the steel frame; 800. r-shaped pin.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to fig. 1 to 3 of the embodiments of the present utility model. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model. All other embodiments, which are obtained by a person skilled in the art based on the described embodiments of the utility model, fall within the scope of protection of the utility model.
As shown in fig. 1 and 2: the present embodiment provides a pin-type steel truss, including steel upright posts 100 erected on the ground, the steel upright posts 100 are fixedly arranged on stations to be fixed through expansion screws, a plurality of steel cross beam frames 200 are transversely arranged on the steel upright posts 100, two adjacent steel cross beam frames 200 are detachably arranged together, so that the purpose is to realize the quick dismounting operation of the steel cross beam frames 200, the quick dismounting and mounting operation of the steel truss is more convenient and efficient, the steel upright posts 100 are two, and a plurality of steel cross beam frames 200 are arranged on the inner side of each steel upright post 100, an arch-shaped supporting structure is formed between the plurality of steel cross beam frames 200 on the two sides.
According to an embodiment of the present utility model, as shown in fig. 1 and 3, the steel beam frame 200 and the steel column frame 100 are connected together through the steel transfer frame 400, and the steel transfer frame 400 can achieve firm support and connection between the steel column frame 100 and the steel beam frame 200, which is more convenient.
One end welding of steel switching frame 400 sets up on steel upright post frame 100, the other end of steel switching frame 400 is in the same place with steel crossbeam frame 200 grafting through pin 500, can realize dismantling fast and the equipment to steel switching frame 400 through pin 500, and is more convenient.
The pin 500 is a tapered plug.
The anti-drop hole is formed in the conical bolt, the R-shaped pin used for preventing the fixed conical bolt from dropping is inserted in the anti-drop hole, the limit operation of the installed pin 500 can be realized through the R-shaped pin, the installed conical pin is prevented from slipping, and the installation stability between two adjacent steel beam frames 200 is ensured.
The steel upright frame 100 and the steel cross frame 200 are both frame structures.
The length of the adapter above the steel beam frame 200 is greater than that of the adapter below the steel beam frame 200, for example, the connectors above can be lengthened by 3mm respectively when the steel beam frame 200 is designed, so that the center distance of the bolt holes of the connectors at two ends above is 6mm longer than that of the connectors at two ends below, after a plurality of steel beam frames 200 are connected, an arch bridge of an upper arch can be formed, and the purpose is to ensure that the steel beam frame 200 forms a stable arch structure, so that the steel beam frame 200 is prevented from sagging when no load, and the bearing capacity and stability of the steel truss are increased.
The application method of the utility model comprises the following steps:
Firstly, it should be clear that the steel truss for temporary stage construction with the steel truss as a frame structure according to the present utility model may be a traditional welded steel truss or a steel truss formed by assembling, the present utility model uses an assembled truss as an example, and details the usage method thereof, the steel beam frame 200 is a plurality of assembled structures, and two adjacent steel beam frames 200 are connected together by the pins 500, when the steel truss needs to be assembled, firstly, the two steel upright frames 100 are fixedly arranged on the ground by the expansion nails, then the steel beam frames 200 are sequentially inserted together by the pins 500, and R-shaped pins for preventing the pins 500 from falling are inserted into the anti-falling holes of each inserted pin 500, for example, the dimension of the upper adapter of the steel beam frame 200 is more than 3mm than the length of the lower adapter, thus, the center hole of the upper end connectors is more than the center hole of the lower adapter of the lower beam frame, and the center hole of the upper end connectors is 6mm, thus the arc-shaped structure of the steel beam frame 200 is formed; the utility model can increase the stability of the steel beam support frame by relating the steel beam support frame to an arch structure, and realize the rapid disassembly and assembly operation of the steel beam support frame 200 by a bolt type structure, thereby solving the technical problems that the span length, the heavy bearing capacity and the safety and stability of the existing large-scale performance activities are required, and the natural sagging amplitude of the single-channel beam is larger when the span is longer and the self weight is heavier.
Furthermore, it should be noted that, in the description of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those skilled in the art according to the specific circumstances.
While the foregoing is directed to the preferred embodiments of the present utility model, it will be appreciated by those skilled in the art that various modifications and adaptations can be made without departing from the principles of the present utility model, and such modifications and adaptations are intended to be comprehended within the scope of the present utility model.
Claims (7)
1. The utility model provides a bolt formula steel truss which characterized in that: including setting up steel upright post frame (100) subaerial, transversely be provided with a plurality of steel crossbeam frame (200) on steel upright post frame (100), adjacent two can dismantle between steel crossbeam frame (200) and set up together, steel upright post frame (100) have two, and every the inboard of steel upright post frame (100) all is provided with a plurality of steel crossbeam frame (200), forms arch bearing structure between a plurality of steel crossbeam frames (200) of both sides.
2. The pin steel truss of claim 1 wherein: the steel beam frame (200) and the steel upright post frame (100) are connected together through a steel switching frame (400).
3. The pin steel truss of claim 2 wherein: one end of the steel switching frame (400) is welded on the steel upright post frame (100), and the other end of the steel switching frame (400) is spliced with the steel beam frame (200) through a pin (500).
4. The pin steel truss of claim 3 wherein: the pin (500) is a tapered plug.
5. The plug-pin steel truss of claim 4 wherein: the anti-falling hole is formed in the conical bolt, and an R-shaped pin for preventing the fixed conical bolt from falling off is inserted into the anti-falling hole.
6. The plug-pin steel truss of claim 5, wherein: the steel upright post frame (100) and the steel cross beam frame (200) are of frame structures.
7. The plug-pin steel truss of claim 6 wherein: the length of the adapter above the steel beam frame (200) is longer than that of the adapter below the steel beam frame.
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221073021U true CN221073021U (en) | 2024-06-04 |
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| Date | Code | Title | Description |
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| GR01 | Patent grant |