CN204592630U - A kind of heat supply pipeline with self-locking joint - Google Patents
A kind of heat supply pipeline with self-locking joint Download PDFInfo
- Publication number
- CN204592630U CN204592630U CN201520279872.6U CN201520279872U CN204592630U CN 204592630 U CN204592630 U CN 204592630U CN 201520279872 U CN201520279872 U CN 201520279872U CN 204592630 U CN204592630 U CN 204592630U
- Authority
- CN
- China
- Prior art keywords
- female connector
- self
- groove
- connecting head
- public connecting
- 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
Links
Landscapes
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The utility model discloses a kind of heat supply pipeline with self-locking joint, the common connecting head comprising heating tube and put on heating tube and female connector, described heating tube comprises core pipe, the outside of core pipe is provided with pillar, the first thermal insulation layer and the second thermal insulation layer is provided with between core pipe and pillar, described public connecting head is connected by self-locking structure with female connector, self-locking structure comprises the arc boss be arranged on cylndrical surface, public connecting head one end, and arc boss matches with the annular groove be arranged on the cavity inner wall of female connector one end.The utility model structure is simple, easy to operate, is convenient to self-locking, good sealing effect, as local damage appears in pillar, just this section influenced, the moisture of infiltration can not infiltrate in other sections, substantially reduces maintenance range.
Description
Technical field
The utility model relates to a kind of pipeline, specifically a kind of heat supply pipeline with self-locking joint.
Background technique
Pipeline of the prior art, generally all can adopt fastened by screw by after two connecting head end face laminatings when connecting, even if therefore increase rubber pad between faying surface be also difficult to sealing, and, the connecting head complex structure be fixed by screw, operation also inconvenient face, and screw gets rusty easily, and is not easy to dismounting; Current heat supply pipeline mainly contains two kinds, and a kind of is the heat supply pipeline hung in the sky by suspender member or supporting element, and another kind is that direct-burried is in the heat supply pipeline of underground.Usually said Large Diameter Pipeline heat supply pipeline refers to the pipeline of defeated heat pipe diameter more than 800 millimeters.Direct-burried is that inside has one for the core pipe of defeated heat in the structure of the pipeline of underground, and the thermal insulation layer be made up of at least two-layer thermal insulating material outside core pipe, has pillar outside thermal insulation layer.The heat supply pipeline of this structure, owing to being embedded in underground, as pillar Local Damaged, moisture can infiltrate between pillar and core pipe, and thermal insulation layer is soaked, and longitudinally can spread fast along pipeline, makes whole pipeline impaired.
Model utility content
The purpose of this utility model is to provide a kind of heat supply pipeline with self-locking joint, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the utility model provides following technological scheme:
A kind of heat supply pipeline with order latching connector, the common connecting head comprising heating tube and put on heating tube and female connector, it is characterized in that, described heating tube comprises core pipe, the outside of core pipe is provided with pillar, be provided with the first thermal insulation layer and the second thermal insulation layer between core pipe and pillar, between core pipe and pillar, be arranged at intervals with the seal rack of annular, between the endoporus of seal rack and core pipe outer side wall, between the cylindrical of seal rack and pillar madial wall, be equipped with the 3rd seal ring, described public connecting head is connected by self-locking structure with female connector, self-locking structure comprises the arc boss be arranged on cylndrical surface, public connecting head one end, arc boss matches with the annular groove be arranged on the cavity inner wall of female connector one end, the symmetrical both sides of cavity inner wall be provided with to run through bottom annular groove and female connector one end end face exit groove, exit groove to match with arc boss, the root of cylndrical surface is provided with First terrace, the end face of First terrace and female connector one end fits, and First terrace and corresponding the first groove and the second groove being provided with placement first seal ring respectively on the end face of female connector one end, second step face is provided with bottom annular groove, the end face of second step face and public connecting head fits, and second step face and corresponding the 3rd groove and the 4th groove being provided with placement second seal ring respectively on the end face of public connecting head, the outer peripheral surface of female connector is provided with installation index plane for public connecting head and female connector location exiting the relative position of groove.
As further program of the utility model: the inside and outside both sides of described seal rack are equipped with groove, the 3rd seal ring is arranged in groove.
As the utility model further scheme: the internal diameter of described public connecting head is equal with the internal diameter bottom the second step face of female connector.
As the utility model further scheme: the internal diameter of described public connecting head is more than or equal to 10cm, is less than or equal to 20cm.
As the utility model further scheme: described first seal ring is fastened on First terrace, and the second seal ring is fastened on second step face.
Compared with prior art, the beneficial effects of the utility model are: the utility model owing to being arranged at intervals with the seal rack of annular between core pipe and pillar, seal ring is equipped with between the endoporus of seal rack and core pipe outer side wall, between the cylindrical of seal rack and pillar madial wall, by the seal space being divided into multistage separate between the core pipe of pipeline and pillar, as local damage appears in pillar, just this section influenced, the moisture of infiltration can not infiltrate in other sections, substantially reduces maintenance range; Arc boss on public connecting head is alignd with the groove that exits on female connector cavity inner wall, and groove is exited in insertion, the end face of the First terrace on public connecting head and female connector is fully fitted, then rotates public connecting head 90 degree, can by public connecting head and female connector locking, and the connecting head after locking is provided with seal ring due to joint place, with this good sealing effect, the utility model structure is simple, easy to operate, be convenient to self-locking, good sealing effect.
Accompanying drawing explanation
Fig. 1 is the structural representation of the heat supply pipeline with self-locking joint;
Fig. 2 is the structural representation of heating tube in the heat supply pipeline with self-locking joint;
Fig. 3 is the structural representation of seal rack in the heat supply pipeline with self-locking joint;
Fig. 4 is A-A sectional schematic diagram in Fig. 3;
Fig. 5 is the plan view of self-locking joint;
Fig. 6 is the sectional drawing of B-B in Fig. 5;
Fig. 7 is the sectional drawing of C-C in Fig. 6;
Fig. 8 is the sectional drawing of D-D in Fig. 7;
In figure: the public connecting head of 1-heating tube, 2-, 3-female connector, 4-first seal ring, 5-second seal ring, 6-install index plane, 7-exits groove, 8-arc boss, 9-annular groove, 11-core pipe, 12-first thermal insulation layer, 13-second thermal insulation layer, 14-the 3rd seal ring, 15-seal rack, 16-pillar, 17-groove.
Embodiment
Be described in more detail below in conjunction with the technological scheme of embodiment to this patent.
Refer to Fig. 1-8, a kind of heat supply pipeline with self-locking joint, the common connecting head 2 comprising heating tube 1 and put on heating tube 1 and female connector 3, described heating tube 1 comprises core pipe 11, the outside of core pipe 11 is provided with pillar 16, the first thermal insulation layer 12 and the second thermal insulation layer 13 is provided with between core pipe 11 and pillar 16, between core pipe 1 and pillar 16, be arranged at intervals with the seal rack 15 of annular, between the endoporus of seal rack 15 and core pipe 1 outer side wall, between the cylindrical of seal rack 15 and pillar 16 madial wall, be equipped with the 3rd seal ring 14.The inside and outside both sides of seal rack 15 are equipped with groove 17, and the 3rd seal ring 14 is arranged in groove 17, and the space will multistage being divided between core pipe 11 and pillar 16 to seal by seal rack 15, thermal insulation layer is arranged in this space.
Described public connecting head 2 is connected by self-locking structure with female connector 3, self-locking structure comprises the arc boss 8 be arranged on cylndrical surface, public connecting head 2 one end, arc boss 8 matches with the annular groove 9 be arranged on the cavity inner wall of described female connector 3 one end, the symmetrical both sides of cavity inner wall be provided with to run through bottom described annular groove 9 and described female connector 3 one end end face exit groove 7, exit groove 7 to match with arc boss 8, the root of cylndrical surface is provided with First terrace, the end face of First terrace and described female connector 3 one end fits, and First terrace and corresponding the first groove and the second groove being provided with placement first seal ring 4 respectively on the end face of described female connector 3 one end, second step face is provided with bottom annular groove 9, the end face of second step face and described public connecting head 2 fits, and second step face and corresponding the 3rd groove and the 4th groove being provided with placement second seal ring 5 respectively on the end face of described public connecting head 2.One end of public connecting head 2 and female connector 3 is fastened on pipeline 1 respectively, then the arc boss 8 on public connecting head 2 is alignd with installation index plane and inserts and exit groove 7, the end face of the First terrace on public connecting head 2 and female connector 3 is fully fitted, and make fully to compress the first seal ring 4 and the second seal ring 5, then public connecting head 90 degree is rotated, arc boss 8 is coordinated with annular groove 9, then the pipeline 1 at two ends is fixed, the connection of pipeline can be completed, this design makes easy to connect, and good sealing effect, eliminate screw, greatly improve operating efficiency.
The outer peripheral surface of described female connector 3 is provided with the installation index plane 6 of locating for public connecting head 2 and female connector 3 in the described relative position of groove 7 of exiting.The setting of index plane is installed, facilitates location during the docking of public connecting head and female connector, convenient and swift.
The internal diameter of described public connecting head 2 is equal with the internal diameter bottom the second step face of described female connector 3.Same inner diameter is arranged, and facilitates connection and the cooperation of the pipeline of identical caliber.
The internal diameter of described public connecting head 2 is more than or equal to 10cm, is less than or equal to 20cm.Preferred as one, the internal diameter in this dimensional range, can better and tube fit, and meanwhile, axial bearing capacity is the most reliable afterwards in locking.
Described first seal ring 4 is fastened on First terrace, and the second seal ring 5 is fastened on second step face.The seal ring herein arranged is convenient to change and is easy to coordinate, and sealing effect is better.
Above the better embodiment of this patent is explained in detail, but this patent is not limited to above-mentioned mode of execution, in the ken that one skilled in the relevant art possesses, can also makes a variety of changes under the prerequisite not departing from this patent aim.
Claims (5)
1. the heat supply pipeline with self-locking joint, the public connecting head comprising heating tube and put on heating tube and female connector, it is characterized in that, described heating tube comprises core pipe, the outside of core pipe is provided with pillar, be provided with the first thermal insulation layer and the second thermal insulation layer between core pipe and pillar, between core pipe and pillar, be arranged at intervals with the seal rack of annular, between the endoporus of seal rack and core pipe outer side wall, between the cylindrical of seal rack and pillar madial wall, be equipped with the 3rd seal ring, described public connecting head is connected by self-locking structure with female connector, self-locking structure comprises the arc boss be arranged on cylndrical surface, public connecting head one end, arc boss matches with the annular groove be arranged on the cavity inner wall of female connector one end, the symmetrical both sides of cavity inner wall be provided with to run through bottom annular groove and female connector one end end face exit groove, exit groove to match with arc boss, the root of cylndrical surface is provided with First terrace, the end face of First terrace and female connector one end fits, and First terrace and corresponding the first groove and the second groove being provided with placement first seal ring respectively on the end face of female connector one end, second step face is provided with bottom annular groove, the end face of second step face and public connecting head fits, and second step face and corresponding the 3rd groove and the 4th groove being provided with placement second seal ring respectively on the end face of public connecting head, the outer peripheral surface of female connector is provided with installation index plane for public connecting head and female connector location exiting the relative position of groove.
2. the heat supply pipeline with self-locking joint according to claim 1, is characterized in that, the inside and outside both sides of described seal rack are equipped with groove, and the 3rd seal ring is arranged in groove.
3. the heat supply pipeline with self-locking joint according to claim 1 and 2, is characterized in that, the internal diameter of described public connecting head is equal with the internal diameter bottom the second step face of female connector.
4. the heat supply pipeline with self-locking joint according to claim 3, is characterized in that, the internal diameter of described public connecting head is more than or equal to 10cm, is less than or equal to 20cm.
5. the heat supply pipeline with self-locking joint according to claim 1 or 2 or 4, is characterized in that, described first seal ring is fastened on First terrace, and the second seal ring is fastened on second step face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520279872.6U CN204592630U (en) | 2015-04-26 | 2015-04-26 | A kind of heat supply pipeline with self-locking joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520279872.6U CN204592630U (en) | 2015-04-26 | 2015-04-26 | A kind of heat supply pipeline with self-locking joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204592630U true CN204592630U (en) | 2015-08-26 |
Family
ID=53928781
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520279872.6U Expired - Fee Related CN204592630U (en) | 2015-04-26 | 2015-04-26 | A kind of heat supply pipeline with self-locking joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204592630U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113236883A (en) * | 2021-04-29 | 2021-08-10 | 江龙成 | Constant temperature type heat supply pipeline convenient to butt joint |
-
2015
- 2015-04-26 CN CN201520279872.6U patent/CN204592630U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113236883A (en) * | 2021-04-29 | 2021-08-10 | 江龙成 | Constant temperature type heat supply pipeline convenient to butt joint |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204785315U (en) | Phenol -formaldehyde resin insulating tube | |
| CN204592630U (en) | A kind of heat supply pipeline with self-locking joint | |
| CN102704867B (en) | Vacuum heat-preservation circulating pipe special for oil production of oilfield | |
| CN203297779U (en) | High-temperature-resistant anti-oxidation heat insulation petroleum pipe | |
| CN203718249U (en) | Conduit joint with threaded insert | |
| CN205078956U (en) | Flat take up of high -speed joint is put | |
| CN204962123U (en) | Fast -connected pipe | |
| CN103644409B (en) | A kind of pipe joint with self-locking structure | |
| CN203607809U (en) | Cold shrink tube | |
| CN202298940U (en) | Thermal insulation layer structure of outer wall | |
| CN205327339U (en) | A railing structure for ships and light boats | |
| CN208750289U (en) | A kind of municipal administration water supply and drainage construction tubing | |
| CN204647667U (en) | A kind of water knockout drum joint | |
| CN203941722U (en) | A kind of double-layer insulating structure | |
| CN209180529U (en) | A kind of oil exploration connecting line | |
| CN203671145U (en) | Right-angle elbow pipe internal fixing joint structure | |
| CN201593668U (en) | Heat supply pipe | |
| CN203628087U (en) | Conduit joint with self-locking structure | |
| CN204829013U (en) | Can splice oil transport subassembly | |
| CN214947100U (en) | Fast assembly's warm pipeline that leads to | |
| CN108915648B (en) | Sealing method suitable for high-temperature nitrogen injection coal seam drilling | |
| CN201382242Y (en) | Thermostatic joint | |
| CN214500527U (en) | Heat preservation type heating power pipeline | |
| CN204387540U (en) | A kind of hydraulic fitting of pressing floor tile equipment | |
| CN203176636U (en) | Steel sleeve steam heat preservation pipe fitting with corrugated compensation end cap |
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 |
Granted publication date: 20150826 Termination date: 20160426 |