CN205877597U - Tip sealing connecting piece and direct -burried type heat - supply pipeline of insulating tube - Google Patents
Tip sealing connecting piece and direct -burried type heat - supply pipeline of insulating tube Download PDFInfo
- Publication number
- CN205877597U CN205877597U CN201620715212.2U CN201620715212U CN205877597U CN 205877597 U CN205877597 U CN 205877597U CN 201620715212 U CN201620715212 U CN 201620715212U CN 205877597 U CN205877597 U CN 205877597U
- Authority
- CN
- China
- Prior art keywords
- insulating tube
- connecting cylinder
- end seal
- adapter sleeve
- interior
- 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 tip sealing connecting piece of insulating tube, include the interconnection extend neck of being connected for interior steel pipe fixed seal with the insulating tube, be used for with the outer joint section of thick bamboo connected of the outer protective shell fixed seal of insulating tube, and connect interconnection extend neck and the adapter sleeve of an outer joint section of thick bamboo the adapter sleeve intussuseption be filled with insulation material. The utility model discloses a tip sealing connecting piece can overlap the tip of establishing at the insulating tube conveniently, to sealed isolation of middle heat preserving layer component of insulating tube, when situations such as intaking appears in the pipeline, prevents effectively that water from getting into the heat preservation, avoids because the pipeline damage that pipe leaky led to the fact.
Description
Technical field
This utility model relates to heat supplying pipeline technical field, particularly relate to a kind of insulating tube end seal connector and
Direct built-in heat supplying pipeline.
Background technology
Development along with urban modernization and the requirement to environmental conservation, the requirement to municipal pipeline construction carries the most day by day
High.When laying municipal pipeline, pipeline many employings directly buried installation mode, directly-buried thermal insulation pipes is laid in the groove that medium-fine sand is filled
In.But due to stress rupture issuable in construction technology and running, there is local outer jacket or working steel tube in pipeline
The risk leaked, local causes heat-insulation layer by extensive damage, thus causes piping foundation area relatively big, has a strong impact on after leaking
For thermal safety.
Utility model content
The purpose of this utility model is for technological deficiency present in prior art, and provides the end of a kind of insulating tube
Seal connector and direct built-in heat supplying pipeline.
Be the technical scheme is that by realizing the purpose of this utility model
The end seal connector of a kind of insulating tube, including in order to connect in the interior steel pipe fixed seal connection of insulating tube
Connect cylinder, in order to the outer connecting cylinder with the outer containment vessel fixed seal connection of described insulating tube, and the interior connection described in connection
Cylinder and the adapter sleeve of outer connecting cylinder, be filled with insulation material in described adapter sleeve.
Described adapter sleeve is circular.
Described interior connecting cylinder, outer connecting cylinder and adapter sleeve are integrally formed.
Described end seal connector is high density polyethylene (HDPE) material, and described insulation material is polyurathamc.
Described interior connecting cylinder and the length sum of outer connecting cylinder are not less than the external diameter of insulating tube.
A kind of direct built-in heat supplying pipeline, including multiple insulating tubes being fixedly connected sequentially, the interior steel pipe of described insulating tube
End external containment vessel and insulation material mutually have been protrudedly formed linkage section, are provided with described end on described linkage section
Seal connector, described interior connecting cylinder and interior steel-pipe welding connect, and described outer connecting cylinder and outer containment vessel welded seal are even
Connect.
The outer containment vessel of described insulating tube is high density polyethylene (HDPE).
Compared with prior art, the beneficial effects of the utility model are:
End seal connector of the present utility model, can be set in the end of insulating tube, the centre to insulating tube easily
Heat-insulation layer constitutes seal isolation, when there are the situations such as water inlet when pipeline, effectively prevents water from entering heat-insulation layer, it is to avoid because pipeline leaks
The pipeline that water causes is damaged.
Direct built-in heat supplying pipeline of the present utility model, be concatenated in pipeline to or at least one end seal connect
Part, utilizes it that heat-insulation layer of pipeline is constituted isolation, effectively prevents water from permeating at two pipe insulation interlayers, significantly reduce because of pipe
Road leak produce destroying infection.And this simple in construction, workable, equipment is safe and reliable, has ensured that pipeline is steadily pacified
Row for the national games, improves the stability of heat supply.
Accompanying drawing explanation
Fig. 1 show the end seal connector of insulating tube of the present utility model and the structural representation of insulating tube assembling state
Figure.
Fig. 2 show two insulating tube docking state structural representations.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, this utility model is described in further detail.Should be appreciated that this place
The specific embodiment described, only in order to explain this utility model, is not used to limit this utility model.
As it is shown in figure 1, the end seal connector of insulating tube of the present utility model includes in order to the interior steel pipe with insulating tube 1
The interior connecting cylinder 21 of 11 fixed seal connections, in order to outer company the with outer containment vessel 12 fixed seal connection of described insulating tube 1
Connect cylinder 22, and interior connecting cylinder and the adapter sleeve 23 of outer connecting cylinder, described interior connecting cylinder and the outer connecting cylinder described in connection is same
Axle is arranged and outer connecting cylinder diameter is more than interior connecting cylinder, and the side wall surface of described adapter sleeve caves inward or outwardly, in institute
Insulation material 3 it is filled with in the adapter sleeve stated.
End seal connector of the present utility model, can be set in the end of insulating tube, the centre to insulating tube easily
Heat-insulation layer constitutes seal isolation, when there are the situations such as water inlet when pipeline, effectively prevents water from entering heat-insulation layer, it is to avoid because pipeline leaks
The pipeline that water causes is damaged.
Preferably, described interior connecting cylinder, outer connecting cylinder and adapter sleeve are integrally formed, and preferably described adapter sleeve is for even
Connect described interior connecting cylinder and the circular ring of outer connecting cylinder, use vertical plate type loop connecting, it is ensured that the outer of interior connecting cylinder connects
Connect the length of cylinder so that it is good being tightly connected can be kept with interior steel pipe and outer containment vessel, it is achieved waterproof purpose, wherein, one
For as, described interior connecting cylinder and the length sum of outer connecting cylinder are not less than the external diameter of insulating tube, not less than 200mm to be
Preferably.
Wherein, for ease of being welded to connect and arrange insulation material, described end seal connector is high density polyethylene (HDPE)
Material, described insulation material is polyurathamc, uses pouring-in foam process, this similarly to the prior art, at this no longer
Launch to describe.
As in figure 2 it is shown, the invention also discloses direct built-in heat supplying pipeline, it includes multiple guarantor being fixedly connected sequentially
Wen Guan, the outer containment vessel of the interior steel tube end part relative high density polyethylene material of described insulating tube and the guarantor of polyurathamc material
Adiabator has been protrudedly formed linkage section 10, is provided with described end seal connector on described linkage section, described
Interior connecting cylinder and interior steel-pipe welding connect and retain the clear band of at least 100mm using as welding job section, described outer connection
Cylinder and outer containment vessel welded seal connect, and are filled with insulation material, at two in the space of described adapter sleeve and interior steel pipe
After the correct insulating tube connected is respectively provided with end seal connector, after the interior steel pipe correspondence of two insulating tubes is welded, lay
Hot melt set 4, then at the internal filling-foam polyurethane 5 of hot melt set, the connection at the place that can achieve a butt joint and isothermal holding.
Direct built-in heat supplying pipeline of the present utility model, be concatenated in pipeline to or at least one end seal connect
Part, utilizes it that heat-insulation layer of pipeline is constituted isolation, effectively prevents water from permeating at two pipe insulation interlayers, significantly reduce because of pipe
Road leak produce destroying infection.And this simple in construction, workable, equipment is safe and reliable, has ensured that pipeline is steadily pacified
Row for the national games, improves the stability of heat supply.
The above is only preferred implementation of the present utility model, it is noted that general for the art
For logical technical staff, on the premise of without departing from this utility model principle, it is also possible to make some improvements and modifications, these change
Enter and retouch and also should be regarded as protection domain of the present utility model.
Claims (7)
1. the end seal connector of an insulating tube, it is characterised in that include in order to the interior steel pipe fixing seal with insulating tube
The interior connecting cylinder connected, in order to the outer connecting cylinder with the outer containment vessel fixed seal connection of described insulating tube, and connects institute
The interior connecting cylinder stated and the adapter sleeve of outer connecting cylinder, be filled with insulation material in described adapter sleeve.
2. end seal connector as claimed in claim 1, it is characterised in that described adapter sleeve is circular.
3. end seal connector as claimed in claim 1, it is characterised in that described interior connecting cylinder, outer connecting cylinder and
Adapter sleeve is integrally formed.
4. the end seal connector as described in any one of claim 1-3, it is characterised in that described end seal connector
For high density polyethylene (HDPE) material, described insulation material is polyurathamc.
5. end seal connector as claimed in claim 1, it is characterised in that described interior connecting cylinder and the length of outer connecting cylinder
Degree sum is not less than the external diameter of insulating tube.
6. a direct built-in heat supplying pipeline, it is characterised in that include multiple insulating tube being fixedly connected sequentially, described insulating tube
Interior steel tube end part mutually externally containment vessel and insulation material be protrudedly formed linkage section, described linkage section is arranged just like
End seal connector described in any one of claim 1-5, described interior connecting cylinder and interior steel-pipe welding connect, described outside
Connecting cylinder and outer containment vessel welded seal connect.
7. direct built-in heat supplying pipeline as claimed in claim 6, it is characterised in that the outer containment vessel of described insulating tube is highly dense
Degree polyethylene.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620715212.2U CN205877597U (en) | 2016-07-08 | 2016-07-08 | Tip sealing connecting piece and direct -burried type heat - supply pipeline of insulating tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620715212.2U CN205877597U (en) | 2016-07-08 | 2016-07-08 | Tip sealing connecting piece and direct -burried type heat - supply pipeline of insulating tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205877597U true CN205877597U (en) | 2017-01-11 |
Family
ID=57694638
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620715212.2U Expired - Fee Related CN205877597U (en) | 2016-07-08 | 2016-07-08 | Tip sealing connecting piece and direct -burried type heat - supply pipeline of insulating tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205877597U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110510253A (en) * | 2019-08-15 | 2019-11-29 | 江苏地龙管业有限公司 | The pipe cap of prefabricated steel bushing steel direct-buried steam insulation pipe |
| CN113606427A (en) * | 2021-08-20 | 2021-11-05 | 燕山大学 | Waterproof sealing component for end face of thermal power pipeline and butt-joint sealing structure |
| CN114017581A (en) * | 2021-11-18 | 2022-02-08 | 中国海洋石油集团有限公司 | Double-layer pipeline connecting device |
-
2016
- 2016-07-08 CN CN201620715212.2U patent/CN205877597U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110510253A (en) * | 2019-08-15 | 2019-11-29 | 江苏地龙管业有限公司 | The pipe cap of prefabricated steel bushing steel direct-buried steam insulation pipe |
| CN113606427A (en) * | 2021-08-20 | 2021-11-05 | 燕山大学 | Waterproof sealing component for end face of thermal power pipeline and butt-joint sealing structure |
| CN114017581A (en) * | 2021-11-18 | 2022-02-08 | 中国海洋石油集团有限公司 | Double-layer pipeline connecting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170111 Termination date: 20210708 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |