CN207110039U - Steel truss with anti-corrosion function - Google Patents
Steel truss with anti-corrosion function Download PDFInfo
- Publication number
- CN207110039U CN207110039U CN201721107580.XU CN201721107580U CN207110039U CN 207110039 U CN207110039 U CN 207110039U CN 201721107580 U CN201721107580 U CN 201721107580U CN 207110039 U CN207110039 U CN 207110039U
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- CN
- China
- Prior art keywords
- cross bar
- pipe
- caulking gum
- block
- steel truss
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of steel truss with anti-corrosion function, including cross bar, it is fixedly connected between cross bar by brace, wherein cross bar is hollow circular-tube, pipe close is provided with the pipe of cross bar, respectively at the mouth of pipe at cross bar both ends, pipe close is tightly connected pipe close from the internal layer caulking gum block, connection support block and the outer layer caulking gum block that include in pipe being fixedly connected sequentially to outside pipe, the inner tubal wall of internal layer caulking gum block and outer layer caulking gum block with cross bar；The beneficial effects of the utility model are：The mouth of pipe of steel truss cross tube is blocked by pipe close; so as to prevent steam from being accumulated in into setting in pipe; the corrosion to cross bar is caused, while sealing can further be improved by internal layer caulking gum block and outer layer caulking gum block double shielding, so as to avoid steam and air from entering.
Description
Technical field
It the utility model is related to steel truss, and in particular to there is the steel truss of anti-corrosion function.
Background technology
Steel truss is the truss manufactured with steel.Industry and roof structure crane girder, bridge and the water conservancy project lock of civil buildings
Door etc., steel truss is commonly used as main supporting member.Various pylon, such as mast tower, television tower and power transmission line column, commonly use three
The Steel Space Truss in face, four sides or multiaspect plane girder composition.
The antirust treatment technology of present metal surface, be mostly use metal surface is carried out chemically treated method so as to
To form layer protecting film, corrosion protection effect is formed to metal, due to the cross bar multidigit hollow circular-tube of existing steel truss, and
Easy accumulation steam on pipe inner tubal wall, after long-time, steam is impregnated with diaphragm, so that cross bar corrodes from inside to outside, and then
The service life of steel truss is caused to reduce.
Utility model content
The purpose of this utility model is to provide a kind of steel truss with anti-corrosion function solve traditional steel truss cross bar
The problem of inner tubal wall anticorrosion effect is bad.
To solve above-mentioned technical problem, the utility model uses following technical scheme：
Steel truss with anti-corrosion function, including cross bar, it is fixedly connected by brace between cross bar, wherein cross bar is hollow
Pipe, is provided with pipe close in the pipe of cross bar, pipe close respectively at the mouth of pipe at cross bar both ends, pipe close from include to outside pipe in pipe according to
The secondary internal layer caulking gum block being fixedly connected, connection support block and outer layer caulking gum block, internal layer caulking gum block and outer layer are close
Inner tubal wall of the block rubber with cross bar is sealed to be tightly connected.
Further technical scheme is that above-mentioned middle internal layer caulking gum block and outer layer caulking gum block are interior with cross bar
Pipeline is interference fitted, and the interior conduit for connecting support block and cross bar has gap.
Further technical scheme is provided with the gap between above-mentioned middle connection support block and the interior conduit of cross bar
Moistureproof cotton.
Further technical scheme is to be provided with internal thread on the inner tubal wall of the cross bar mouth of pipe in above-mentioned, internal layer is close
Be provided with external screw thread on the lateral surface of envelope block rubber and outer layer caulking gum block, pipe close by the cooperation of external screw thread and internal thread and
Fixing seal is in the mouth of pipe of cross bar.
Further technical scheme is, from being wrapped successively to outside pipe in pipe on the lateral surface of above-mentioned middle outer layer caulking gum block
Flank and non-threaded face are included, the external screw thread of outer layer caulking gum block is located on flank.
Further technical scheme is that the screw thread groove depth of above-mentioned middle internal thread is less than externally threaded thread height.
Further technical scheme is that locating rod is provided with the both ends mouth of pipe of above-mentioned middle cross bar, the one of locating rod
End is fixedly connected in cross bar pipe with the pipe close in cross bar pipe, and the other end is located at outside cross bar pipe.
Further technical scheme is, above-mentioned middle locating rod has two, and the positioning club body in cross bar pipe with
The inner tubal wall of cross bar connects；
Connecting rod is additionally provided between two locating rods outside the cross bar mouth of pipe.
Compared with prior art, the beneficial effects of the utility model are at least one of following：
1st, the utility model is blocked the mouth of pipe of steel truss cross tube by pipe close, so as to prevent steam enters from setting accumulation
In pipe, the corrosion to cross bar is caused, while can enter one by internal layer caulking gum block and outer layer caulking gum block double shielding
Step improves sealing, so as to avoid steam and air from entering.
2nd, because the interior conduit of connection support block and cross bar has gap, so that internal layer caulking gum block and outer layer are close
Block rubber is sealed when coordinating with cross bar, internal layer caulking gum block is offset to gap location, so as to increase internal layer caulking gum block and horizontal stroke
The contact area of bar inner tubal wall, avoid steam and air from entering, improve anticorrosion effect.
3rd, moistureproof cotton can absorb steam, improve Corrosion Protection.
4th, by the cooperation of internal and external threads, it is more convenient make it that pipe close is arranged on cross bar.
5th, face and non-threaded face are threaded on outer layer caulking gum block, is avoided that steam enters from threaded connection place.
6th, it is high so that internal layer caulking gum block and outer layer sealing rubber to be less than externally threaded thread for the screw thread groove depth of internal thread
Blob of viscose is interference fitted with the interior conduit of cross bar, is added sealing, is improved Corrosion Protection.
7th, locating rod and connecting rod facilitate the installation of pipe close.
8th, two locating rods then facilitate the splicing positioning between two steel truss.
Brief description of the drawings
Fig. 1 is the utility model steel truss structure schematic diagram.
Fig. 2 is the steel truss partial structurtes profile that the utility model is mounted with pipe close.
Fig. 3 is the utility model with pipe close, the steel truss partial structurtes profile of locating rod.
Fig. 4 is the structural representation of the utility model outer layer caulking gum block.
Fig. 5 is structural representation of the utility model by two steel truss of locating rod location and installation.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only explaining
The utility model, it is not used to limit the utility model.
Embodiment 1
As shown in Figure 1, 2, there is the steel truss of anti-corrosion function, including cross bar 1, fixed and connected by brace 2 between cross bar 1
Connect, wherein cross bar 1 is hollow circular-tube, and pipe close 3 is provided with the pipe of cross bar 1, and pipe close 3 is located at the mouth of pipe at the both ends of cross bar 1 respectively,
Pipe close 3 is from the internal layer caulking gum block 4, connection support block 5 and the outer layer caulking gum that include in pipe being fixedly connected sequentially to outside pipe
Block 6, internal layer caulking gum block 4 and outer layer caulking gum block 6 are tightly connected with the inner tubal wall of cross bar 1.
In the present embodiment, in Fig. 1, brace 2 is connected between two cross bars 1, because cross bar 1 is hollow circular-tube, this
Sample alleviates the quality of steel truss, and the waste of material is avoided while ensure that some strength, and in order to avoid open circles
Water accumulation vapour in pipe, and corrode cross bar 1, therefore such as Fig. 2, the setting pipe close 3 at the mouth of pipe of cross bar 1, due to having internal layer close on pipe close 3
Envelope block rubber 4 and outer layer caulking gum block 6, the so mouth of pipe to cross bar 1 have carried out double-layer seal, from further avoiding steam
Enter in cross bar 1.
Embodiment 2
As shown in Fig. 2,3,5, in contrast to embodiment 1, the present embodiment optimizes pipe close 3, internal layer caulking gum block 4 and outer layer
Caulking gum block 6 is interference fitted with the interior conduit 7 of cross bar 1, and connection support block 5 and the interior conduit 7 of cross bar 1 have gap.
In the present embodiment, in order to further improve the sealing effectiveness of internal layer caulking gum block 4 and cross bar 1, therefore connection is made
There is gap in support block 5 and the interior conduit 7 of cross bar 1, so that internal layer caulking gum block 4 is made by frictional force when mounted
With can be to clearance offsets, because rubber is flexible, therefore it so increase the contact surface of internal layer caulking gum block 4 and interior conduit 7
Product, and then improve sealing.
Embodiment 3
As shown in Fig. 2,3,5, in contrast to embodiment 2, the present embodiment optimizes pipe close 3, connection support block 5 and cross bar 1
Moistureproof cotton 8 is provided with gap between interior conduit 7.
In the present embodiment, moistureproof cotton 8 can absorb the steam entered from outer layer caulking gum block 6, so as to improve anti-corrosion
Corrosion energy.
Embodiment 4
As shown in Fig. 2,3,5, in contrast to embodiment 3, the present embodiment optimizes pipe close 3 and cross bar 1, close to the mouth of pipe of cross bar 1
Inner tubal wall on be provided with internal thread 10, internal layer caulking gum block 4 on the lateral surface of outer layer caulking gum block 6 with being provided with outer spiral shell
Line 9, pipe close 3 by the cooperation of external screw thread 9 and internal thread 10 and fixing seal in the mouth of pipe of cross bar 1.
In the present embodiment, for the ease of the installation of pipe close 3, when avoiding the occurrence of hard plug, internal layer caulking gum block 4 and outer layer
Phenomena such as caulking gum block 6 ruptures, therefore external screw thread 9 is set on internal layer caulking gum block 4 and outer layer caulking gum block 6,
Internal thread 10 is provided with the inner tubal wall of the mouth of pipe of cross bar 1, cross bar 1 can be installed to by pipe close 3 by so coordinating by screw thread
It is interior.
Embodiment 5
As shown in figure 4, in contrast to embodiment 4, the present embodiment optimizes pipe close 3 and cross bar 1, outer layer caulking gum block 6
From including flank 11 and non-threaded face 12 successively to outside pipe in pipe on lateral surface, the external screw thread 9 of outer layer caulking gum block 6 is located at
On flank 11.
In the present embodiment, in order to avoid steam enters from the contact position of outer layer caulking gum block 6 and cross bar 1, therefore will be outer
The lateral surface of layer caulking gum block 6 is threaded face 11 and non-threaded face 12, so as to avoid steam from entering.
Embodiment 6
In contrast to embodiment 4, the present embodiment optimizes pipe close 3 and cross bar 1, and the screw thread groove depth of internal thread 10 is less than external screw thread
9 thread is high.
In the present embodiment, the screw thread groove depth of internal thread 10 is less than the thread height of external screw thread 9 so that internal layer caulking gum
The interior conduit of block 4 and outer layer caulking gum block 6 with cross bar 1 is interference fitted, and is added sealing, is improved Corrosion Protection.
Embodiment 7
As shown in Fig. 3,5, in contrast to embodiment 1, the present embodiment optimizes pipe close 3 and cross bar 1, the both ends mouth of pipe of cross bar 1
Place is provided with locating rod 13, and one end of locating rod 13 is located in cross bar 1 manages, and is fixedly connected with the pipe close 3 in the pipe of cross bar 1,
The other end is located at cross bar 1 and managed outside.
In the present embodiment, locating rod 13 facilitates the installation of pipe close 3.
Embodiment 8
As shown in figure 5, in contrast to embodiment 1, the present embodiment optimizes locating rod 13, and locating rod 13 has two, and is located at
The shaft of locating rod 13 in the pipe of cross bar 1 connects with the inner tubal wall of cross bar 1；Between two locating rods 13 outside the mouth of pipe of cross bar 1
It is additionally provided with connecting rod 14.
In the present embodiment, in Figure 5, two steel truss when mounted, can be by one of steel truss cross tube
The cross bar that locating rod 13 is aligned on another steel truss loads, and can so realize that Fast Installation realizes positioning, and connecting rod 14 adds
Bonding strength between strong locating rod 13, it is convenient to exert a force when mounted.
Although reference be made herein to the utility model is described multiple explanatory embodiments of the present utility model, still,
It should be understood that those skilled in the art can be designed that a lot of other modifications and embodiment, these modifications and embodiment
It will fall within spirit disclosed in the present application and spirit.More specifically, in disclosure, drawings and claims
In the range of, a variety of variations and modifications can be carried out to the building block and/or layout of theme combination layout.Except to building block
And/or outside the modification and improvement of layout progress, to those skilled in the art, other purposes also will be apparent.
Claims (8)
1. the steel truss with anti-corrosion function, including cross bar（1）, the cross bar（1）Between pass through brace（2）It is fixedly connected, its
Described in cross bar（1）For hollow circular-tube, it is characterised in that：The cross bar（1）Pipe in be provided with pipe close（3）, the pipe close（3）
It is located at cross bar respectively（1）At the mouth of pipe at both ends, the pipe close（3）The internal layer for including being fixedly connected sequentially to outside pipe in from pipe seals
Block rubber（4）, connection support block（5）With outer layer caulking gum block（6）, the internal layer caulking gum block（4）Rubber is sealed with outer layer
Blob of viscose（6）And cross bar（1）Inner tubal wall be tightly connected.
2. the steel truss according to claim 1 with anti-corrosion function, it is characterised in that：The internal layer caulking gum block
（4）With outer layer caulking gum block（6）And cross bar（1）Interior conduit（7）Interference fit, the connection support block（5）With cross bar
（1）Interior conduit（7）Gap be present.
3. the steel truss according to claim 2 with anti-corrosion function, it is characterised in that：The connection support block（5）With
Cross bar（1）Interior conduit（7）Between gap in be provided with moistureproof cotton（8）.
4. the steel truss according to claim 3 with anti-corrosion function, it is characterised in that：Close to the cross bar（1）The mouth of pipe
Inner tubal wall on be provided with internal thread（10）, the internal layer caulking gum block（4）With outer layer caulking gum block（6）Lateral surface on
It is provided with external screw thread（9）, the pipe close（3）Pass through external screw thread（9）With internal thread（10）Cooperation and fixing seal in cross bar（1）
The mouth of pipe in.
5. the steel truss according to claim 4 with anti-corrosion function, it is characterised in that：The outer layer caulking gum block
（6）Lateral surface on from including flank successively to outside pipe in pipe（11）With non-threaded face（12）, the outer layer caulking gum block
（6）External screw thread（9）Positioned at flank（11）On.
6. the steel truss according to claim 4 with anti-corrosion function, it is characterised in that：The internal thread（10）Screw thread
Groove depth is less than external screw thread（9）Thread it is high.
7. the steel truss according to claim 1 with anti-corrosion function, it is characterised in that：The cross bar（1）Two end pipes
Locating rod is provided with mouthful（13）, the locating rod（13）One end be located at cross bar（1）In pipe, and and cross bar（1）In pipe
Pipe close（3）It is fixedly connected, the other end is located at cross bar（1）Pipe is outer.
8. the steel truss according to claim 7 with anti-corrosion function, it is characterised in that：The locating rod（13）Have two
It is individual, and it is located at cross bar（1）Locating rod in pipe（13）Shaft and cross bar（1）Inner tubal wall connect；
Positioned at cross bar（1）Two locating rods outside the mouth of pipe（13）Between be additionally provided with connecting rod（14）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721107580.XU CN207110039U (en) | 2017-08-31 | 2017-08-31 | Steel truss with anti-corrosion function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721107580.XU CN207110039U (en) | 2017-08-31 | 2017-08-31 | Steel truss with anti-corrosion function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207110039U true CN207110039U (en) | 2018-03-16 |
Family
ID=61585794
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721107580.XU Expired - Fee Related CN207110039U (en) | 2017-08-31 | 2017-08-31 | Steel truss with anti-corrosion function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207110039U (en) |
-
2017
- 2017-08-31 CN CN201721107580.XU patent/CN207110039U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180316 Termination date: 20200831 |