CN203421422U - Heat-insulating sliding support for large-caliber straight buried pipe - Google Patents
Heat-insulating sliding support for large-caliber straight buried pipe Download PDFInfo
- Publication number
- CN203421422U CN203421422U CN201320323392.6U CN201320323392U CN203421422U CN 203421422 U CN203421422 U CN 203421422U CN 201320323392 U CN201320323392 U CN 201320323392U CN 203421422 U CN203421422 U CN 203421422U
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- pipe clamp
- dunnage
- heat
- sliding support
- lower tube
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Abstract
The utility model relates to a heat-insulating sliding support for a large-caliber straight buried pipe. The heat-insulating sliding support comprises an upper pipe clamp and a lower pipe clamp. The heat-insulating sliding support is characterized in that the upper pipe clamp and the lower pipe clamp are both semicircular. The upper pipe clamp and the lower pipe clamp are connected to form an annular structure. The inner arc surface of the upper pipe clamp and the inner arc surface of the lower pipe clamp are respectively provided with a hard heat insulating layer. One surface of one hard heat insulating layer is connected with the inner arc surface of the upper pipe clamp, and one surface of the other hard heat insulating layer is connected with the inner arc surface of the lower pipe clamp. The other surface of each hard heat insulating layer is provided with a soft heat insulating layer which makes contact with a core pipe. The outer arc surface of the lower pipe clamp is symmetrically provided with a left double-idler-wheel structure and a right double-idler-wheel structure. The heat-insulating sliding support is capable of separating a heat bridge, improving transmission efficiency and reducing vibration between the pipe clamps and the core pipe, convenient to install, even and stable in stress, smooth in sliding and applicable to the large-caliber straight buried pipe.
Description
Technical field
The utility model relates to the heat insulation sliding support of a kind of heavy caliber direct buried pipe, the heat insulation sliding support of the direct buried pipe of especially a kind of >=DN600.
Background technique
At present, the transmission of steam source adopts directly buried type steam line conventionally, and in pipeline, the mobile meeting of high-temperature steam makes steam line that displacement axially and radially occur, and therefore in the pipeline of long distance, needs to carry out supporting pipeline with heat-insulating bracket.In " steel sleeve steel " directly buried type steam line, conventionally apply three kinds of supports, be respectively guiding trestle, sliding support and fixed support, in having elbow two segment pipes of extraction duct dilatancy ability, in order to make the freely dilatancy of extraction duct of elbow, conventionally use sliding support.Sliding support only limits working steel tube along pipeline vertical diameter to downward displacement, and do not limit working steel tube, does not protect outside in steel pipe and moves freely along other direction, is conducive to like this dispersion of stress in the absorption of distortion and pipeline.
The direct buried pipe of existing >=DN600 adopts high temperature resistant asbestos packing as thermal-protective coating with heat insulation sliding support is normal, need to be wound around multilayer outward at core pipe and just can reach insulation requirement, and its heatproof is lower, conventionally only have 200 ℃ of left and right, and easily aging, come off, the installation of thermal-protective coating is also inconvenient, wastes time and energy; Between heat-insulating bracket and core pipe, easily produce heat bridge phenomenon and cause heat to run off in a large number, cause energy waste; In addition, the place contacting with outer tube wall in heat-insulating bracket bottom is often padded teflon slide block and is reduced friction factor, and because it is face contact slide, frictional force and noise are larger.Described DN600 represents the nominal diameter of pipe, and the external diameter of DN600 steel pipe is between 610～630mm.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, provide a kind of heavy caliber direct buried pipe heat insulation sliding support, this heat insulation sliding support can cut off heat bridge, improve efficiency of transmission, reduce between pipe clamp and core pipe and vibrate, easy for installation, stressed uniform and stable, slide smooth and easy, be applicable to heavy caliber direct buried pipe and use.
The technological scheme providing according to the utility model, the heat insulation sliding support of a kind of heavy caliber direct buried pipe, comprises pipe clamp and lower tube clip, it is characterized in that: described upper pipe clamp and lower tube clip are semicircle, upper pipe clamp and lower tube clip connect and compose a loop configuration; On the intrados of described upper pipe clamp and lower tube clip, be equipped with hard heat-insulating layer, the one side of hard heat-insulating layer is connected with the intrados of upper pipe clamp and lower tube clip, and soft thermal-protective coating is set on the another side of hard heat-insulating layer, and soft thermal-protective coating contacts with core pipe; On the outer arced surface of lower tube clip, be arranged with the two groups of two roller structures in a left side and right two roller structures that structure is identical.
The two roller structures in a described left side comprise the first dunnage and the second dunnage being arranged on lower tube clip outer arced surface, between described the first dunnage and the second dunnage end, the first roller shaft and the second roller shaft are set, the first roller shaft and the second roller shaft are parallel to each other and locate same level setting; At described the first roller shaft first roller identical with being respectively equipped with structure on the second roller shaft and the second roller.
Described the first roller shaft and the second roller shaft are bolted on respectively in the first dunnage and the second dunnage.
Between described the first dunnage and the second dunnage, be provided with shin plate.
Outside in described the first dunnage and the second dunnage is provided with floor, and described floor is connected with the outer arced surface of lower tube clip.
The utlity model has following advantage: adopt the design of circular arc hard heat-insulating layer, cut off heat bridge, improve efficiency of transmission; Increase soft thermal-protective coating, pipe clamp and core duct ligation have been closed tightr, reduced between pipe clamp and core pipe and vibrate, improved heat resistance; The design of employing pipe clamp type, easy for installation; Support bottom adopts two roller structures, makes simply, and stressed uniform and stable, slides smooth and easy; Each parts are all strengthened, and have guaranteed the normal operation of heavy caliber direct-burried steel pipe.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the left view of Fig. 1.
Embodiment
Below in conjunction with concrete accompanying drawing, the utility model is described in further detail.
As shown in Figure 1 and Figure 2: described heavy caliber direct buried pipe comprises upper pipe clamp 1, lower tube clip 2, hard heat-insulating layer 3, soft thermal-protective coating 4, core pipe 5, left two roller structures 6, the first dunnage 6-1, the second dunnage 6-2, the first roller shaft 6-3, the second roller shaft 6-4, the first roller 6-5, the second roller 6-6, shin plate 6-7, floor 6-8, right two roller structures 7 etc. with heat insulation sliding support.
The utility model comprises pipe clamp 1 and lower tube clip 2, and described upper pipe clamp 1 and lower tube clip 2 are semicircle, and upper pipe clamp 1 and lower tube clip 2 connect and compose a loop configuration; On the intrados of described upper pipe clamp 1 and lower tube clip 2, be equipped with hard heat-insulating layer 3, the one side of hard heat-insulating layer 3 is connected with the intrados of lower tube clip 2 with upper pipe clamp 1, and soft thermal-protective coating 4 is set on the another side of hard heat-insulating layer 3, and soft thermal-protective coating 4 contacts with core pipe 5; On the outer arced surface of lower tube clip 2, be arranged with the two groups of two roller structures 6 in a left side and right two roller structures 7 that structure is identical;
The left two roller structure 6 of take is example, the two roller structures 6 in a described left side comprise the first dunnage 6-1 and the second dunnage 6-2 being arranged on lower tube clip 2 outer arced surface, between described the first dunnage 6-1 and the second dunnage 6-2 end, the first roller shaft 6-3 and the second roller shaft 6-4 are set, the first roller shaft 6-3 and the second roller shaft 6-4 are parallel to each other and locate same level setting; At described the first roller shaft 6-3 first roller 6-5 identical with being respectively equipped with structure on the second roller shaft 6-4 and the second roller 6-6;
Described the first roller shaft 6-3 and the second roller shaft 6-4 are bolted on respectively on the first dunnage 6-1 and the second dunnage 6-2;
Between described the first dunnage 6-1 and the second dunnage 6-2, be provided with shin plate 6-7;
Outside at described the first dunnage 6-1 and the second dunnage 6-2 is provided with floor 6-8, and described floor 6-8 is connected with the outer arced surface of lower tube clip 2;
Working principle of the present utility model and working procedure: described upper pipe clamp 1 and lower tube clip 2 are all selected the steel plate of 12mm, use press once-through press process to form by custom mold.Described hard heat-insulating layer 3 is formed for thermal conductivity is cast at 250 ℃ of heat insulating casting materials by 0.2 W/m.K on the intrados of pipe clamp 1 and lower tube clip 2; Because fed distance is long, improved the temperature of outlet, thickeied the thickness of hard heat-insulating layer 3, the thickness of described hard heat-insulating layer 3 is 90mm; And be encased inside soft thermal-protective coating 4 at hard heat-insulating layer 3 and 5 of core pipes, described soft heat insulation 4 is alumina silicate needle punched blanket; Two groups of two roller structures are installed in support bottom, and the first roller 6-5 and the second roller 6-6 be in same level, all adopt No. 45 steel the heat treatment of turning black, and increase surface hardness and antirust; The shin plate 6-7 being arranged between the first dunnage 6-1 and the second dunnage 6-2 plays connection and reinforcement effect; The floor 6-8 that is arranged on the outside of the first dunnage 6-1 and the second dunnage 6-2 plays reinforcement effect.
Claims (5)
1. the heat insulation sliding support of heavy caliber direct buried pipe, comprises pipe clamp (1) and lower tube clip (2), it is characterized in that: described upper pipe clamp (1) and lower tube clip (2) are semicircle, and upper pipe clamp (1) and lower tube clip (2) connect and compose a loop configuration; On the intrados of described upper pipe clamp (1) and lower tube clip (2), be equipped with hard heat-insulating layer (3), the one side of hard heat-insulating layer (3) is connected with the intrados of lower tube clip (2) with upper pipe clamp (1), soft thermal-protective coating (4) is set on the another side of hard heat-insulating layer (3), and soft thermal-protective coating (4) contacts with core pipe (5); On the outer arced surface of lower tube clip (2), be arranged with the two groups of two roller structures (6) in a left side and right two roller structures (7) that structure is identical.
2. the heat insulation sliding support of heavy caliber direct buried pipe as claimed in claim 1, it is characterized in that: the two roller structures (6) in a described left side comprise the first dunnage (6-1) and the second dunnage (6-2) being arranged on lower tube clip (2) outer arced surface, between described the first dunnage (6-1) and the second dunnage (6-2) end, the first roller shaft (6-3) and the second roller shaft (6-4) are set, the first roller shaft (6-3) and the second roller shaft (6-4) are parallel to each other and locate same level setting; At described the first roller shaft (6-3) first roller (6-5) identical with being respectively equipped with structure on the second roller shaft (6-4) and the second roller (6-6).
3. the heat insulation sliding support of heavy caliber direct buried pipe as claimed in claim 2, is characterized in that: described the first roller shaft (6-3) and the second roller shaft (6-4) are bolted on respectively in the first dunnage (6-1) and the second dunnage (6-2).
4. the heat insulation sliding support of heavy caliber direct buried pipe as claimed in claim 2, is characterized in that: between described the first dunnage (6-1) and the second dunnage (6-2), be provided with shin plate (6-7).
5. the heat insulation sliding support of heavy caliber direct buried pipe as claimed in claim 2, it is characterized in that: the outside in described the first dunnage (6-1) and the second dunnage (6-2) is provided with floor (6-8), described floor (6-8) is connected with the outer arced surface of lower tube clip (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320323392.6U CN203421422U (en) | 2013-06-04 | 2013-06-04 | Heat-insulating sliding support for large-caliber straight buried pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320323392.6U CN203421422U (en) | 2013-06-04 | 2013-06-04 | Heat-insulating sliding support for large-caliber straight buried pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203421422U true CN203421422U (en) | 2014-02-05 |
Family
ID=50020521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320323392.6U Expired - Fee Related CN203421422U (en) | 2013-06-04 | 2013-06-04 | Heat-insulating sliding support for large-caliber straight buried pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203421422U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103256455A (en) * | 2013-06-04 | 2013-08-21 | 江苏明江机械制造有限公司 | Heat-insulation sliding support for large-diameter directly-buried pipe |
| CN105508813A (en) * | 2016-01-22 | 2016-04-20 | 江苏明江机械制造有限公司 | Assembled high-temperature-resistant pressure-resistant heat-insulating pipeline bracket |
-
2013
- 2013-06-04 CN CN201320323392.6U patent/CN203421422U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103256455A (en) * | 2013-06-04 | 2013-08-21 | 江苏明江机械制造有限公司 | Heat-insulation sliding support for large-diameter directly-buried pipe |
| CN103256455B (en) * | 2013-06-04 | 2016-01-27 | 江苏明江机械制造有限公司 | The heat insulation sliding support of heavy caliber direct buried pipe |
| CN105508813A (en) * | 2016-01-22 | 2016-04-20 | 江苏明江机械制造有限公司 | Assembled high-temperature-resistant pressure-resistant heat-insulating pipeline bracket |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20140205 Termination date: 20160604 |