CN212298019U - Gas pipeline connecting device - Google Patents
Gas pipeline connecting device Download PDFInfo
- Publication number
- CN212298019U CN212298019U CN202020923003.3U CN202020923003U CN212298019U CN 212298019 U CN212298019 U CN 212298019U CN 202020923003 U CN202020923003 U CN 202020923003U CN 212298019 U CN212298019 U CN 212298019U
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- CN
- China
- Prior art keywords
- gas pipeline
- pipeline
- hoop
- gas
- annular baffle
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- 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 provides a gas pipeline connecting device, which comprises a gas pipeline, wherein a connecting hoop is arranged at the joint of the gas pipeline, the connecting hoop is provided with a clamping groove, a first elastic device is arranged in the clamping groove, the connecting hoop is connected with a fixed clamping piece, the two ends of the fixed clamping piece are provided with second elastic devices, the fixed clamping piece is connected with the sealing shell, the lower part of the connecting hoop is a first annular baffle arranged in the gas pipeline, the upper part of the connecting hoop is a second annular baffle arranged outside the gas pipeline, the first annular baffle plate and the second annular baffle plate are fixedly connected through a connecting block, a clamping groove is arranged on the connecting block and is matched with a gas pipeline, can guarantee the gas tightness and the leakproofness of junction when connecting the pipeline, can protect the pipeline when the expend with heat and contract with cold appears in the pipeline again and prevent that the pipeline damages the emergence and reveal.
Description
Technical Field
The utility model relates to a gas pipeline technical field, concretely relates to gas pipeline connecting device.
Background
The gas pipe is a special pipeline for conveying combustible gas, a metal gas pipe hose is used for replacing a traditional buckle mode rubber hose, the defects that the rubber pipe is easy to fall off, age and insect bite and short in service life can be overcome, and the gas pipe has the advantages of being convenient to install, reliable in connection, corrosion-resistant, free of gas blockage, good in flexibility, long in service life, capable of being bent randomly without deformation and gas blockage and the like, the surface soft protective layer material has the advantages of being safer, easier to clean and attractive, the service life of the stainless steel threaded connection metal hose is 8 years, the PE gas pipe is in the municipal pipe market in China, plastic pipelines are steadily developing, the PE gas pipe, the PP-R gas pipe and the UPVC gas pipe all occupy a place, strong development of the PE pipe is compelling to be paid attention, and the application field of the PE gas pipe is very wide.
However, in the laying and connecting process of the gas pipeline, the connection flange and the like are generally needed to be used for connection at the connection position of the pipeline, but the operation of the connection mode is complex, the air tightness of the pipeline connection cannot be guaranteed, and the pipeline is subjected to thermal expansion and cold contraction under the influence of temperature and materials, so that damage to the pipeline is caused, and gas leakage is brought to danger.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a gas pipeline connecting device can guarantee the gas tightness and the leakproofness of junction when the connecting tube, can protect the pipeline when expend with heat and contract with cold again and prevent that the pipeline from damaging the emergence and revealing when the pipeline appears.
In order to solve the technical problem, the utility model provides a gas pipeline connecting device, including the gas pipeline, the gas pipeline junction is provided with the connector hoop, the lower part setting of connector hoop is in the inside of gas pipeline, the upper portion setting of connector hoop is in the outside of gas pipeline, be provided with the draw-in groove on the connector hoop, be provided with first resilient means in the draw-in groove, fixed fastener is connected to the connector hoop, fixed fastener both ends are provided with second resilient means, seal shell is connected to fixed fastener, seal shell's both ends are provided with the sealing washer.
Further, connect the hoop lower part for setting up the first cyclic annular baffle in the gas pipeline, the upper portion of connecting the hoop is the second cyclic annular baffle that sets up in the gas pipeline outside, first cyclic annular baffle passes through connecting block fixed connection with the second cyclic annular baffle, be provided with the draw-in groove on the connecting block, the draw-in groove suits with the gas pipeline.
Furthermore, the first elastic device is fixedly connected inside the clamping groove.
Furthermore, the lower parts of the two ends of the sealing shell are provided with annular gaps used for filling the sealing rings, and the annular gaps are provided with thread structures.
Furthermore, the sealing ring is of a conical structure, and threads matched with the annular notch are arranged on the sealing ring.
The utility model discloses an above-mentioned technical scheme's beneficial effect as follows:
the connecting hoop is provided with a second annular baffle at the upper part and a first annular baffle at the lower part which are fixedly connected together by a connecting block, a clamping groove is formed on the structure while the stability is ensured, the clamping groove is adaptive to a gas pipeline, a first elastic device is arranged in the clamping groove, the first elastic device can provide a running space for the pipeline or the connecting hoop when the pipeline expands with heat and contracts with cold while the tension of the connecting hoop is ensured, the pipeline is prevented from being damaged or the force point of the connecting hoop is not enough to fall off, the connecting hoop is arranged on the pipeline in a bidirectional way, the annular baffle at the lower part of the connecting hoop ensures the connection stability at the lower part of the connecting hoop, a fixing fastener is arranged on the connecting hoop for ensuring the connection stability at the upper part of the connecting hoop, the fixing fastener fixes the connecting hoop on the gas pipeline, so that the structure of the connecting hoop is more stable, and second elastic devices, the effect of second resilient means lies in for the connecting hoop provides the displacement space and makes the connecting hoop can make the displacement of minim scope along with gas pipeline and be favorable to the protection to gas pipeline, and fixed fastener outside is provided with seal shell and is used for preventing revealing of gas pipeline junction, and the seal shell both ends are provided with the sealing ring again for seal shell's leakproofness is stronger.
The utility model discloses can carry out fixed connection and sealed to the gas pipeline junction, can guarantee the gas tightness and the leakproofness of junction when the connecting tube, can protect the pipeline when expend with heat and contract with cold again and prevent that the pipeline from damaging the emergence and revealing when the pipeline appears.
Drawings
FIG. 1 is a schematic structural view of the gas pipeline connecting device of the present invention;
FIG. 2 is a cross-sectional view of the gas pipeline connecting device of the present invention;
fig. 3 is a schematic view of a part of the structure of the gas pipeline connecting device of the present invention.
1. A gas pipeline; 2. a connecting hoop; 3. a card slot; 4. a first elastic device; 5. fixing the clamping piece; 6. a second elastic device; 7. sealing the housing; 8. a seal ring; 9. a first annular baffle; 10. a second annular baffle; 11. connecting blocks; 12. an annular gap.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to fig. 1 to 3 of the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. All other embodiments, which can be derived from the description of the embodiments of the present invention by a person skilled in the art, are within the scope of the present invention.
Example one
As shown in fig. 1-3: the utility model provides a gas pipeline connecting device, includes gas pipeline 1, 1 junction of gas pipeline is provided with connector hoop 2, the lower part setting of connector hoop 2 is in the inside of gas pipeline 1, the upper portion setting of connector hoop 2 is in the outside of gas pipeline 1, be provided with draw-in groove 3 on the connector hoop 2, be provided with first resilient means 4 in the draw-in groove 3, connector hoop 2 is connected fixed fastener 5, 5 both ends of fixed fastener are provided with second resilient means 6, seal shell 7 is connected to fixed fastener 5, seal shell 7's both ends are provided with sealing washer 8.
Specifically, the two connecting hoops are respectively connected with two ends of a gas pipeline, the lower part of each connecting hoop is clamped inside the gas pipeline, the upper part of each connecting hoop is clamped outside the gas pipeline, the upper parts of the connecting hoops are connected through a fixing clamping piece and play a role in fixing while connecting, a first elastic device is arranged in each clamping groove, so that the gas pipeline can be displaced through the first elastic device when expanding with heat and contracting with cold, the damage caused by expansion of the pipeline is avoided, meanwhile, the connecting hoop is ensured to fall off when the pipeline retracts, the second elastic devices arranged at two ends of each fixing clamping piece are used for providing displacement space for the upper part of each connecting hoop, and stable supporting force is provided for the upper parts of the connecting hoops so that the connecting hoops at two ends of the pipeline can be connected together, the upper parts of the fixing clamping pieces are connected with a sealing shell, and the sealing shell is welded on the, the leakproofness of even basis has been guaranteed, and seal shell's both ends bottom is provided with this gas tightness that makes seal shell stronger, has guaranteed that the gas leakage can not appear in the pipe connection department.
According to the utility model discloses an embodiment, 2 lower parts of connecting hoop are the first annular baffle 9 of setting in gas pipeline 1, the upper portion of connecting hoop 2 is the second annular baffle 10 of setting in gas pipeline 1 outside, first annular baffle 9 passes through connecting block 11 fixed connection with second annular baffle 10, be provided with draw-in groove 3 on the connecting block 11, draw-in groove 3 suits with gas pipeline 1.
In order to make the connection of connecting hoop more stable in the pipeline, set up first annular baffle just in the lower part of connecting hoop first annular baffle sets up inside gas pipeline, and the annular baffle of second sets up the outside at gas pipeline, first annular baffle cooperatees with the annular baffle of second and makes the connecting hoop joint on gas pipeline, and first annular baffle passes through connecting block fixed connection with the annular baffle of second, and is provided with the draw-in groove that corresponds gas pipeline on the connecting block, the draw-in groove is used for joint gas pipeline.
According to the utility model discloses an embodiment, 4 fixed connection of first resilient means are inside draw-in groove 3, the both ends lower part of seal housing 7 is provided with the cyclic annular breach 12 that is used for filling sealing washer 8, be provided with the helicitic texture on the cyclic annular breach 12, sealing washer 8 is the taper structure, just be provided with the screw thread that suits with cyclic annular breach 12 on the sealing washer 8.
Adopt first resilient means's one end fixed connection in the draw-in groove for first resilient means can produce stable thrust to connecting hoop and gas pipeline, and this makes connecting hoop link together under the thrust effect, and can receive external environment influence to provide the displacement space for the gas pipeline when producing deformation at the gas pipeline, avoids the gas pipeline damage to break, and seal housing's both ends lower part is provided with annular gap just be provided with helicitic texture on the annular gap, adopts the screw thread on the helicitic texture cooperation sealing washer to make the leakproofness of sealing washer obtain guaranteeing, has avoided seal housing to take place to reveal.
The utility model discloses a use method:
connect the first cyclic annular baffle of both sides connector hoop lower part earlier in gas pipeline when connecting gas pipeline, connect the second cyclic annular baffle on connector hoop upper portion outside gas pipeline, the draw-in groove joint that sets up on the connecting block is on gas pipeline's pipe wall, install the upper portion of fixing fastener joint at the connector hoop behind the connector hoop, connect seal shell on fixed fastener after the connection of fixed fastener, pass through the annular breach of helicitic texture connection on seal shell with the sealing washer after welding seal shell, with this sealed back installation completion.
The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (5)
1. The utility model provides a gas pipeline connecting device which characterized in that: including gas pipeline (1), gas pipeline (1) junction is provided with connecting hoop (2), the lower part setting of connecting hoop (2) is in the inside of gas pipeline (1), the upper portion setting of connecting hoop (2) is in the outside of gas pipeline (1), be provided with draw-in groove (3) on connecting hoop (2), be provided with first resilient means (4) in draw-in groove (3), fixed fastener (5) is connected in connecting hoop (2), fixed fastener (5) both ends are provided with second resilient means (6), seal shell (7) is connected in fixed fastener (5), the both ends of seal shell (7) are provided with sealing washer (8).
2. The gas pipe connection device according to claim 1, wherein: connect hoop (2) lower part for setting up first cyclic annular baffle (9) in gas pipeline (1), the upper portion of connecting hoop (2) is for setting up at the outside cyclic annular baffle (10) of gas pipeline (1) second, first cyclic annular baffle (9) and the cyclic annular baffle (10) of second pass through connecting block (11) fixed connection, be provided with draw-in groove (3) on connecting block (11), draw-in groove (3) suit with gas pipeline (1).
3. The gas pipe connection device according to claim 1, wherein: the first elastic device (4) is fixedly connected inside the clamping groove (3).
4. The gas pipe connection device according to claim 1, wherein: the lower parts of the two ends of the sealing shell (7) are provided with annular notches (12) used for filling the sealing rings (8), and the annular notches (12) are provided with thread structures.
5. The gas pipe connection device according to claim 1, wherein: the sealing ring (8) is of a conical structure, and threads matched with the annular notch (12) are arranged on the sealing ring (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020923003.3U CN212298019U (en) | 2020-05-27 | 2020-05-27 | Gas pipeline connecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020923003.3U CN212298019U (en) | 2020-05-27 | 2020-05-27 | Gas pipeline connecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212298019U true CN212298019U (en) | 2021-01-05 |
Family
ID=73969916
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020923003.3U Expired - Fee Related CN212298019U (en) | 2020-05-27 | 2020-05-27 | Gas pipeline connecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212298019U (en) |
-
2020
- 2020-05-27 CN CN202020923003.3U patent/CN212298019U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20210105 Termination date: 20210527 |