CN203604849U - Structure for connecting mouths of building electrical steel guide pipes - Google Patents
Structure for connecting mouths of building electrical steel guide pipes Download PDFInfo
- Publication number
- CN203604849U CN203604849U CN201320750496.5U CN201320750496U CN203604849U CN 203604849 U CN203604849 U CN 203604849U CN 201320750496 U CN201320750496 U CN 201320750496U CN 203604849 U CN203604849 U CN 203604849U
- Authority
- CN
- China
- Prior art keywords
- guide pipes
- sleeve
- sleeve pipe
- steel guide
- steel conduit
- 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 - Lifetime
Links
- 229910000976 Electrical steel Inorganic materials 0.000 title abstract 5
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 48
- 239000010959 steel Substances 0.000 claims abstract description 48
- 238000000576 coating method Methods 0.000 claims abstract description 6
- 230000005611 electricity Effects 0.000 claims description 8
- 239000011248 coating agent Substances 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 19
- 238000010276 construction Methods 0.000 abstract description 10
- 238000003466 welding Methods 0.000 abstract description 10
- 239000004567 concrete Substances 0.000 abstract description 9
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 230000007797 corrosion Effects 0.000 description 5
- 238000005260 corrosion Methods 0.000 description 5
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 239000002390 adhesive tape Substances 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 3
- 239000004519 grease Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000004570 mortar (masonry) Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005538 encapsulation Methods 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 239000003755 preservative agent Substances 0.000 description 2
- 230000002335 preservative effect Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910001335 Galvanized steel Inorganic materials 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 238000003556 assay Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000005097 cold rolling Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000004870 electrical engineering Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000008397 galvanized steel Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 210000002445 nipple Anatomy 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
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Abstract
The utility model relates to a building pipe connecting structure, in particular to a structure for connecting mouths of building electrical steel guide pipes. The structure for connecting the mouths of the building electrical steel guide pipes solves the problems caused when pipes are mainly connected through welding or wires when interior hidden laying is conducted on a wall or a concrete structure in the prior art. The structure for connecting the mouths of the building electrical steel guide pipes comprises a sleeve and steel guide pipes to be welded at the two ends of the sleeve, wherein a conical ring surface is arranged on the inner wall of the sleeve, the steel guide pipes to be connected are inserted into the conical ring surface in the sleeve and are fixed through screws, anti-leakage coatings are arranged at the positions wherein the steel guide pipes to be connected are externally connected with the sleeve, and the sleeve is a galvanized sleeve. According to the structure for connecting the mouths of the building electrical steel guide pipes, due to the fact that the fastening sleeve is used for connecting the steel guide pipes, construction processes can be simplified, construction efficiency can be improved, the service life of the guide pipes is prolonged, and construction cost is saved.
Description
Technical field
The utility model relates to a kind of architecture pipe linkage structure, is specially a kind of architectural electricity steel conduit counterpart linkage structure.
Background technique
Building electric installation engineering sleeve welding process complexity at present, efficiency of construction is low, engineering cost is higher, technique way has been used decades, shortcomings is difficult to adapt to the needs of modern construction engineering fast development, now dark pipe arrangement traditional method is that sleeve pipe connection part is carried out to full weld, and this way mainly exists following defect in construction: first if heavy wall galvanized steel conduit exists following problem: after 1, connecing by code requirement silk, use 4mm
2multiply annealed copperwire and Special grounding holding card ground connection, fulgurite silk connects complex procedures, and button as random in screw thread appearance or mouth of pipe correspondence are not tight, and conduit easily stops up; Once 2, Coating Steel Pipe mantle fiber will destroy zinc coat, easily corrosion, shortens its working life; Secondly if there is following problem in heavy wall steel conduit: 1, sleeve pipe welding need to be equipped with welding machine, has increased undoubtedly working procedure, has reduced efficiency of construction; 2, sleeve bottom is difficult for full weld, is prone to gap and causes conduit to stop up; 3, welded steel pipe applies in process dark, carry out preservative treatment to its inwall, because not processing after welding, is easy to corrosion, and can greatly reduce working life; 4, because the main body cooperation duration in stage is tight, task weight, stay specially the time generally to electric piping, in order to synchronize with civil engineering progress, conventionally need to shift to an earlier date prefabricated two-way, threeway, four-way terminal box according to site operation, that is: idle time at terminal box position weld nipple, sleeve pipe, across welding ground rebar, scrape burr, the shutoff mouth of pipe, filling sawdust or disregard message paper, adhesive tape parcel etc.Scene is connected prefabricated sleeve pipe one terminal box again with steel pipe full weld.This technique has been used decades, the needs of take a lot of work, time-consuming, effort is difficult to meet current project progress.While secretly applying in masonry or concrete structure, the complex procedures that especially seems, cost waste.
Summary of the invention
The utility model applies pipeline in process and connects and mainly connect with welding procedure or problem that silk tape splicing comes for dark in the body of wall that solves prior art and exist or concrete structure, and a kind of architectural electricity steel conduit counterpart linkage structure is provided.
The technical solution of the utility model, a kind of architectural electricity steel conduit counterpart linkage structure, comprise sleeve pipe, the steel conduit to be connected at sleeve pipe two ends, internal surface of sleeve pipe is provided with tapering anchor ring, described steel conduit to be connected is plugged in respectively in the tapering anchor ring in sleeve pipe and fixes by screw, and the outer jointing place of steel conduit to be connected and sleeve pipe is provided with leakage proof coating, and described sleeve pipe is zinc-plated sleeve pipe.
Compared with existing welding technique, the utility model solves simplifies complicated welding job, and make that connection work between tube and tube becomes simple, quick and without doing again earthing jumper ensured good electrical continuity, is also convenient to check.Its two, conduit is connected with pipe joint closely, the groove reducing of straight connector forms certain taper, can make conduit and pipe joint be seated location, good seal performance, and pipeline joint is coated with electric force compounded grease, when secretly deposited, mortar is difficult for entering in conduit.Adopt tightening sleeve pipe to connect and can reduce working procedure, improve efficiency of construction, extended the working life of conduit; Save construction cost.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model
In figure: 1-steel conduit to be connected, 2-sleeve pipe, 3-steel conduit to be connected, 4-screw, 5-leakage proof coating.
Embodiment
As schematically shown in Figure 1, a kind of architectural electricity steel conduit counterpart linkage structure, comprise sleeve pipe 2, the steel conduit to be connected 1,3 at sleeve pipe 2 two ends, sleeve pipe 2 inwalls are provided with tapering anchor ring, described steel conduit to be connected 1,3 is plugged in respectively in the tapering anchor ring in sleeve pipe and by screw 4 and fixes, and the outer jointing place of steel conduit to be connected and sleeve pipe is provided with leakage proof coating 5, and described sleeve pipe 2 is zinc-plated sleeve pipe.Described sleeve pipe 2 inwalls are frosted layer.Described screw 4 has three and for triangular shape setting.
In order to prevent corrosion, tightening swagelok is cold rolling high frequency welding moulding, and pipe inside and outside wall is all zinc-plated, sleeve pipe screwing quantitative requirement: the following pipe fitting of ф 25mm is 1 screw, and ф 32mm and above pipe fitting are 2 screws.When steel conduit swagelok forms a complete production network, reliable in order to connect, ground connection is good, screw of corresponding increase, below ф 25mm is 2 screws, ф 32mm and above be 3 screws, screw triangularity arranges.The requirement of sleeve pipe tube wall, >=2mm makes, and internal surface of sleeve pipe is frosted layer and mates with steel pipe heavy wall.Casing length requires: take ф 25mm sleeve pipe as its length of example is as 55mm, heavy wall steel conduit swagelok can increase 5mm to be made by 60mm, and (or 2.2 times of making of pressing sleeve pipe external diameter), in the time that caliber increases, casing length also will adjust accordingly.
Specific practice:
1) connection request between steel conduit and box: adopt inipple to be connected between pipe and box, without doing again earthing jumper.
2) connection request between the tube and tube of steel conduit: adopt tightening sleeve pipe to connect between tube and tube, first one end of steel conduit is inserted into tightening swagelok groove position, insert the other end after tightening screw, the mouth of pipe is corresponding, then two ends screw is twisted into two parts.
3) steel conduit rust cleaning, requirement for anticorrosion: electrical engineering Central Plains materials arrival after the assay was approved, before treating that steel pipe is pre-buried, concrete or within the walls pre-buried steel pipe joint position 50mm thoroughly eliminate rust with planted agent, steel pipe inside and outside wall mopping within the walls, outer wall of steel pipe can not mopping in concrete, and inwall must mopping processing.
The installation requirement of heavy wall steel conduit in 4.1 concretes:
4.1.1 in concrete, steel pipe secretly applies: when the tightening of heavy wall steel conduit connects, with thoroughly rust cleaning in steel conduit sander butt joint position 50mm, sleeve pipe screws and inserts the secondary polishing forming conduit, smear electric force compounded grease, tightening screw clamps steel pipe, the strict catheter displacement of controlling, requires one meter to be not more than 200mm with interior colligation spacing.
After 4.1.2 tightening connects, produce corrosion in order to prevent that mortar from entering the interior generation obstruction of pipe and entering in seam, impact contact and earthing effect, seam crossing is taked encapsulation process (as methods such as the putty cementation of fissures, the plain concrete cementation of fissures, adhesive tape wrappings).
4.2 within the walls with surface steel conduit installation requirement:
4.2.1 need do preservative treatment by code requirement thick walled steel tube inside and outside wall.Thoroughly rust cleaning in steel conduit sander butt joint position 50mm for steel conduit outer wall, sleeve pipe screws and inserts the secondary polishing forming conduit, smears electric force compounded grease, tightens screw steel pipe is clamped.
After 4.2.2 tightening connects, in seam, produce corrosion in order to prevent that mortar from entering to produce to stop up and enter in pipe, impact contact and earthing effect, seam crossing is taked encapsulation process (as methods such as the putty cementation of fissures, the plain concrete cementation of fissures, adhesive tape wrappings), after at pipe Brush for outer wall finish paint together.
By being connected to sample, tests by tightening joint, through the single test of insulating megger, earthing megohm meter system testing, pour water and pull test prove improve after method of construction meet electrical communication and seal request, easy and simple to handle, can greatly accelerate speed of application, cost-saving, extend steel conduit working life, obtain the approval of social each side, owner is very satisfied.
Claims (3)
1. an architectural electricity steel conduit counterpart linkage structure, it is characterized in that: comprise sleeve pipe (2), the steel conduit to be connected (1,3) at sleeve pipe (2) two ends, sleeve pipe (2) inwall is provided with tapering anchor ring, described steel conduit to be connected (1,3) is plugged in respectively in the tapering anchor ring in sleeve pipe and by screw (4) and fixes, the outer jointing place of steel conduit to be connected and sleeve pipe is provided with leakage proof coating (5), and described sleeve pipe (2) is zinc-plated sleeve pipe.
2. architectural electricity steel conduit counterpart linkage structure according to claim 1, is characterized in that: described sleeve pipe (2) inwall is frosted layer.
3. architectural electricity steel conduit counterpart linkage structure according to claim 1, is characterized in that: described screw (4) has three and for triangular shape spread configuration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320750496.5U CN203604849U (en) | 2013-11-25 | 2013-11-25 | Structure for connecting mouths of building electrical steel guide pipes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320750496.5U CN203604849U (en) | 2013-11-25 | 2013-11-25 | Structure for connecting mouths of building electrical steel guide pipes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203604849U true CN203604849U (en) | 2014-05-21 |
Family
ID=50717523
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320750496.5U Expired - Lifetime CN203604849U (en) | 2013-11-25 | 2013-11-25 | Structure for connecting mouths of building electrical steel guide pipes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203604849U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104198072A (en) * | 2014-08-26 | 2014-12-10 | 安徽蓝德仪表有限公司 | Bendable thermocouple |
| CN110137702A (en) * | 2019-05-30 | 2019-08-16 | 山东平安建设集团有限公司 | A kind of lightning protection downlead cross-over configurations and its construction method |
-
2013
- 2013-11-25 CN CN201320750496.5U patent/CN203604849U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104198072A (en) * | 2014-08-26 | 2014-12-10 | 安徽蓝德仪表有限公司 | Bendable thermocouple |
| CN110137702A (en) * | 2019-05-30 | 2019-08-16 | 山东平安建设集团有限公司 | A kind of lightning protection downlead cross-over configurations and its construction method |
| CN110137702B (en) * | 2019-05-30 | 2020-11-24 | 山东平安建设集团有限公司 | Lightning protection downlead bridging structure and construction method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140521 |
|
| CX01 | Expiry of patent term |