CN203948815U - A kind of pipe with small pipe diameter prefabricated direct-buried thermal insulation pipe easy to connect - Google Patents
A kind of pipe with small pipe diameter prefabricated direct-buried thermal insulation pipe easy to connect Download PDFInfo
- Publication number
- CN203948815U CN203948815U CN201420380002.3U CN201420380002U CN203948815U CN 203948815 U CN203948815 U CN 203948815U CN 201420380002 U CN201420380002 U CN 201420380002U CN 203948815 U CN203948815 U CN 203948815U
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- China
- Prior art keywords
- thermal insulation
- pipe
- steel tube
- working steel
- prefabricated direct
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- Expired - Fee Related
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- 238000009413 insulation Methods 0.000 title claims abstract description 52
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 33
- 239000010959 steel Substances 0.000 claims abstract description 33
- 238000003466 welding Methods 0.000 abstract description 9
- 238000009434 installation Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 5
- 238000010276 construction Methods 0.000 abstract description 4
- 230000007547 defect Effects 0.000 abstract description 2
- 239000003517 fume Substances 0.000 abstract description 2
- 239000011148 porous material Substances 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
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- Thermal Insulation (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
A pipe with small pipe diameter prefabricated direct-buried thermal insulation pipe easy to connect, belongs to prefabricated direct-buried thermal insulation pipe technical field, can make prefabricated direct-buried thermal insulation pipe connect convenient.Its technological scheme is: two thermal insulation pipes adopt screw thread to be connected with attaching nut, there is respectively screw thread at the two ends of working steel tube, attaching nut is between the opposing end surface of the working steel tube of two thermal insulation pipes, and attaching nut's two ends are rotatably connected with two working steel tube end-face helicals respectively.The tubing Placement of prefabricated direct-buried thermal insulation pipe of the present utility model adopts thread connecting mode, does not need welding in construction, has improved installation rate, and attaching nut is lightweight, easy for installation, has ensured the reliability connecting.Very folk prescription is just in attended operation of the present utility model; without special professional skill; can effectively solve undercut, surface pores that conventional prefabricated direct-buried pipe causes because of welding procedure quality, burn, the defect such as overlap and arc crater; and can avoid the pollution of weld fume, be conducive to protect workman's health.
Description
Technical field
The utility model relates to a kind of pipe with small pipe diameter prefabricated direct-buried thermal insulation pipe and supporting pipe fitting thereof, belongs to prefabricated direct-buried thermal insulation pipe technical field.
Background technique
Pipe with small pipe diameter prefabricated direct-buried thermal insulation pipe is applied to net of the transmission pipeline network of liquid, gas, has that engineering cost is low, heat loss is low, an advantage such as energy saving, anticorrosion, long service life.At present, the prefabricated direct-buried thermal insulation pipe of pipe with small pipe diameter adopts and is welded to connect, and workman's operation easier is large, and installation efficiency is low, and welding quality and outward appearance are subject to the impact of operating space and welding technical ability and are difficult to the result that reaches satisfied, thereby affect the total quality of engineering.Therefore develop a kind of technique of connecting of traditional welding manner that substitutes and be very important, to be applicable to different site operation environment in a lot of engineering constructions.
Model utility content
Technical problem to be solved in the utility model is to provide a kind of prefabricated direct-buried thermal insulation pipe of pipe with small pipe diameter easy to connect, very folk prescription is just in the attended operation of this prefabricated direct-buried thermal insulation pipe, without special professional skill, can effectively solve the quality problems that conventional prefabricated direct-buried pipe causes because of welding procedure.
The technological scheme solving the problems of the technologies described above is:
A kind of pipe with small pipe diameter prefabricated direct-buried thermal insulation pipe easy to connect, its thermal insulation pipe body is working steel tube, working steel tube skin lays thermal insulation layer, thermal insulation layer has outer pillar outward, its improvements are, two thermal insulation pipes adopt screw threads to be connected with attaching nut, and there is respectively screw thread at the two ends of working steel tube, attaching nut is between the opposing end surface of the working steel tube of two thermal insulation pipes, and attaching nut's two ends are rotatably connected with two working steel tube end-face helicals respectively.
Above-mentioned pipe with small pipe diameter prefabricated direct-buried thermal insulation pipe easy to connect, the thread rotary orientation at the working steel tube two ends of described thermal insulation pipe is consistent, the screw thread at the working steel tube two ends of attaching nut's screw thread and thermal insulation pipe matches, threaded collar around body length equal the diameter of working steel tube.
The beneficial effects of the utility model are:
The tubing Placement of pipe with small pipe diameter prefabricated direct-buried thermal insulation pipe of the present utility model adopts thread connecting mode, there is screw thread at two ends at the working steel tube of thermal insulation pipe, the working steel tube of two thermal insulation pipes is connected fastening with attaching nut, in construction, do not need welding, improve installation rate, attaching nut is simple in structure, lightweight, easy for installation, has ensured the reliability connecting.Very folk prescription is just in attended operation of the present utility model; without special professional skill; can effectively solve undercut, surface pores that conventional prefabricated direct-buried pipe causes because of welding procedure quality, burn, the defect such as overlap and arc crater; and can avoid the pollution of weld fume, be conducive to protect workman's health.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of thermal insulation pipe.
In figure, mark is as follows: thermal insulation pipe 1, working steel tube 2, thermal insulation layer 3, outer pillar 4, screw thread 5, attaching nut 6.
Embodiment
The utility model is made up of thermal insulation pipe 1, attaching nut 6.
In figure, show, thermal insulation pipe 1 body is working steel tube 2, and working steel tube 2 lays thermal insulation layer 3, has outer pillar 4 outside thermal insulation layer 3.
In figure, show, two thermal insulation pipes 1 adopt screw thread to be connected with attaching nut 6, there is respectively the screw thread 5 around body circumference at the two ends of working steel tube 2, threaded collar around body length equal the diameter of working steel tube 2, attaching nut 6 is between the opposing end surface of the working steel tube 2 of two thermal insulation pipes 1, and attaching nut 6 two ends are rotatably connected with two work 2 end-face helicals 5 respectively.
In figure, show, the thread rotary orientation at the working steel tube two ends of thermal insulation pipe is consistent, and the screw thread at the working steel tube two ends of attaching nut's screw thread and thermal insulation pipe matches.
In figure, show, when installing, thermal insulation pipe 1 need to be linked in sequence, by relative the end face of the working steel tube of two thermal insulation pipes 12, first attaching nut 6 is rotatably connected with the screw thread 5 of working steel tube 2 one end of a thermal insulation pipe 1, and then attaching nut 6 is rotatably connected with the screw thread 5 of relative one end of the working steel tube 2 of another thermal insulation pipe 1, two thermal insulation pipes 1 are connected as one.In construction, do not need welding, improved installation rate, attaching nut 6 is lightweight, easy to connect.In the time that needs are dismantled, order dismounting from back to front.
The caliber inside nominal diameter of the working steel tube 2 of an embodiment's of the present utility model thermal insulation pipe 1 is DN20 ~ DN400.
Claims (2)
1. a prefabricated direct-buried thermal insulation pipe easy to connect, its thermal insulation pipe (1) body is working steel tube (2), working steel tube (2) skin lays thermal insulation layer (3), outside thermal insulation layer (3), there is outer pillar (4), it is characterized in that: two thermal insulation pipes (1) adopt screw thread (5) to be connected with attaching nut (6), there is respectively screw thread (5) at the two ends of working steel tube (2), attaching nut (6) is positioned between the opposing end surface of working steel tube (2) of two thermal insulation pipes (1), attaching nut's (6) two ends are rotatably connected with two working steel tubes (2) end-face helicals (5) respectively.
2. prefabricated direct-buried thermal insulation pipe easy to connect according to claim 1, it is characterized in that: screw thread (5) rotation direction at working steel tube (2) two ends of described thermal insulation pipe (1) is consistent, the screw thread (5) at working steel tube (2) two ends of attaching nut's (6) screw thread and thermal insulation pipe (1) matches, screw thread (5) around body length equal the diameter of working steel tube (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420380002.3U CN203948815U (en) | 2014-07-10 | 2014-07-10 | A kind of pipe with small pipe diameter prefabricated direct-buried thermal insulation pipe easy to connect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420380002.3U CN203948815U (en) | 2014-07-10 | 2014-07-10 | A kind of pipe with small pipe diameter prefabricated direct-buried thermal insulation pipe easy to connect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203948815U true CN203948815U (en) | 2014-11-19 |
Family
ID=51890851
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420380002.3U Expired - Fee Related CN203948815U (en) | 2014-07-10 | 2014-07-10 | A kind of pipe with small pipe diameter prefabricated direct-buried thermal insulation pipe easy to connect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203948815U (en) |
-
2014
- 2014-07-10 CN CN201420380002.3U patent/CN203948815U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Small-pipe-diameter prefabricated direct burial heat preservation pipes convenient to connect Effective date of registration: 20150911 Granted publication date: 20141119 Pledgee: Bank of Hebei Limited by Share Ltd. Tangshan Fenghuang New Town Branch Pledgor: TANGSHAN FENGNAN JUNYE ENERGY SAVING PRESERVATION MATERIAL Co.,Ltd. Registration number: 2015990000781 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20161027 Granted publication date: 20141119 Pledgee: Bank of Hebei Limited by Share Ltd. Tangshan Fenghuang New Town Branch Pledgor: TANGSHAN FENGNAN JUNYE ENERGY SAVING PRESERVATION MATERIAL Co.,Ltd. Registration number: 2015990000781 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 063300 coastal industrial zone, Fengnan District, Hebei, Tangshan City Patentee after: HEBEI JY TECHNOLOGY CO.,LTD. Address before: 063300 coastal industrial zone, Fengnan District, Hebei, Tangshan City Patentee before: TANGSHAN FENGNAN JUNYE ENERGY SAVING PRESERVATION MATERIAL Co.,Ltd. |
|
| 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: 20141119 |