CN213900250U - Quick joint for connecting corrugated pipe with metal pipe for fuel gas - Google Patents
Quick joint for connecting corrugated pipe with metal pipe for fuel gas Download PDFInfo
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- CN213900250U CN213900250U CN202022541614.4U CN202022541614U CN213900250U CN 213900250 U CN213900250 U CN 213900250U CN 202022541614 U CN202022541614 U CN 202022541614U CN 213900250 U CN213900250 U CN 213900250U
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- connector
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- sealing ring
- sealing
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Abstract
The utility model relates to a quick-operation joint of gas bellows joint tubular metal resonator, include: the connector comprises a hollow connector main body, a first connecting piece and a second connecting piece, wherein a first mounting groove is formed in the first end of the connector main body, and a second mounting groove is formed in the second end of the connector main body; the first sealing ring is arranged in the first mounting groove; the second sealing ring is arranged in the second mounting groove; the diameter of the first sealing ring is larger than that of the second sealing ring; a first clamping ring is further arranged on the first sealing ring, and a gasket and a second clamping ring with a notch are arranged on the second sealing ring; and the compression nut is in threaded fit with the second end of the joint main body and is matched with the second clamping ring. The utility model uses the open retainer ring, is convenient to install, disassemble and replace, and is structurally superior to the structure of tightly holding the metal pipe by the compression deformation of the copper retainer ring in the current market; the sealing is rubber soft sealing, and the sealing performance is superior to that of the hard sealing formed by the deformation of a copper collar in the current market; the replacement is convenient, and the installation is convenient.
Description
Technical Field
The utility model belongs to the pipe fitting field relates to a joint, concretely relates to quick-operation joint of gas bellows joint metal pipe easy to assemble and shirk the change.
Background
The metal corrugated pipe is formed by plastic deformation of metal, and can be flexible or rigid, or can be formed by other methods except metal plastic deformation. The cross-sectional shape and the longitudinal sectional shape of the corrugations may be circular arc, rectangular, triangular, polygonal, or a modified form thereof, or the like.
The quick connector for connecting the metal pipe on the market uses a brass clamping ring or a red copper clamping ring, the two clamping rings are not provided with openings, the red copper (brass) clamping ring is pressed to deform through the force between the connector and the pressing cap, and the clamping rings and the metal pipe form a hard seal. The replacement is inconvenient, one section of metal pipe with the clamping ring must be cut off once, the length of the metal pipe is reduced, the metal pipe between two devices is not long enough, the whole metal pipe needs to be replaced, and unnecessary loss is caused.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the quick-operation joint of current tubular metal resonator and use hard seal and lead to installing inconveniently, change troublesome defect and provide a quick-operation joint of gas bellows joint tubular metal resonator easy to assemble and shirk the change.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a quick-operation joint of gas bellows union coupling tubular metal resonator, the bellows is connected to quick-operation joint one end, and the tubular metal resonator is connected to the other end, includes:
the connector comprises a hollow connector main body, a first connecting piece and a second connecting piece, wherein a first mounting groove is formed in the first end of the connector main body, and a second mounting groove is formed in the second end of the connector main body;
the first sealing ring is arranged in the first mounting groove;
the second sealing ring is arranged in the second mounting groove;
the diameter of the first sealing ring is larger than that of the second sealing ring;
a first clamping ring is further arranged on the first sealing ring, and a gasket and a second clamping ring with a notch are arranged on the second sealing ring;
and the compression nut is in threaded fit with the second end of the joint main body and is matched with the second clamping ring.
The utility model discloses a sealed of joint is the soft seal of rubber, and the rand is the opening rand, and as long as screw up gland nut after the pipe inserts, just can form the rand closure and hold the tubular metal resonator tightly, with second sealing washer compression deformation, fill up the gap between tubular metal resonator and the joint main part simultaneously, form sealedly. The replacement is convenient and fast, the clamping ring is automatically loosened by only loosening the compression nut, and then the metal pipe is pulled out.
As a still further aspect of the present invention, the quick coupling further includes a connector, the connector has a connecting thread and is mated with the first end of the coupling main body.
As the utility model discloses scheme further again, connector and bellows contact department are equipped with first O type circle, and connector and joint main part contact department are equipped with the breach, and this breach is used for installing second O type circle.
As a further proposal of the utility model, the first sealing ring is abutted against the bottom wall of the first mounting groove; the second sealing ring is abutted against the bottom wall of the second mounting groove.
As a further proposal, the first clamping ring is used for clamping the corrugated pipe, and the second clamping ring is used for clamping the metal pipe.
As a further proposal of the utility model, the sealing between the quick connector and the corrugated pipe end is soft sealing; the sealing between the quick connector and the end of the metal pipe is soft sealing.
As the utility model discloses scheme further again, the second rand has the taper lateral wall, and the one end that the second sealing washer was kept away from to the taper lateral wall is the path end.
As a further aspect of the present invention, the gland nut has a tapered inner wall that mates with a second collar tapered outer wall.
Compared with the prior art, the utility model has the advantages of it is following:
1) the open retainer ring is convenient to install, disassemble and replace, and is structurally superior to the structure which holds the metal pipe tightly by compression deformation of a copper retainer ring in the current market;
2) the sealing is rubber soft sealing, and the sealing performance is superior to that of the hard sealing formed by the deformation of a copper collar in the current market;
3) the utility model discloses it is convenient to change, simple to operate.
Drawings
Fig. 1 is a cross-sectional view of the quick coupling of the present invention.
In the figure, 1, a connector; 2. a first O-ring; 3. a connector body; 4. a first collar; 5. a first seal ring; 6. a second seal ring; 7. a gasket; 8. a second collar; 9. a compression nut; 10. a second O-ring; 11. a metal tube; 12. a bellows.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Examples
Referring to fig. 1, the utility model provides a quick-operation joint of gas bellows joint tubular metal resonator, include:
a hollow joint body 3 having a first mounting groove at a first end and a second mounting groove at a second end;
the first sealing ring 5 is arranged in the first mounting groove;
the second sealing ring 6 is arranged in the second mounting groove;
the diameter of the first sealing ring 5 is larger than the diameter 6 of the second sealing ring;
the first sealing ring 5 is also provided with a first clamping ring 4, and the second sealing ring 6 is provided with a gasket and a second clamping ring 8 with a gap;
a compression nut 9 in threaded engagement with the second end of the connector body 3, the compression nut 9 being in engagement with the second collar 8;
the connector 1 is provided with connecting threads, and is matched with the connector main body 3;
a gap is formed at the contact position of the connector 1 and the connector main body 3, the gap is used for installing a first O-shaped ring 2, and a second O-shaped ring 10 is arranged at the contact position of the connector and the corrugated pipe;
the first sealing ring 5 is abutted against the bottom wall of the first mounting groove, and the second sealing ring 6 is abutted against the bottom wall of the second mounting groove;
the second clamping ring 8 is provided with a conical outer side wall, and one end of the conical outer side wall, which is far away from the second sealing ring 6, is a small-diameter end;
the gland nut 9 has a tapered inner side wall which mates with a tapered outer side wall of the second collar 8.
The utility model discloses when using:
installing the end of the corrugated pipe: peeling the corrugated pipe 12 for 4 wave numbers, and then sleeving the connector 1 into the corrugated pipe 12; the first clamping ring 4 is pulled into two halves and clamped to the 2 nd wave number of the corrugated pipe 12; third, the first sealing gasket 5 is sleeved on the 1 st wave number of the corrugated pipe 12; fourthly, the corrugated pipe 12 is arranged in the joint main body 3, and the joint 1 is screwed tightly;
installation of the metal pipe end: firstly, the compression nut 9 is unscrewed, then the metal pipe 11 is directly inserted into the port of the compression nut 9, the insertion depth is more than 1.5cm, and finally the compression nut 9 is screwed.
The utility model discloses a quick-operation joint's sealed for the soft seal of rubber, the rand is the opening rand, and as long as screw up gland nut after the pipe inserts, just can form the rand closure and hold the tubular metal resonator tightly, simultaneously with rubber second sealing washer compression deformation, fill up the gap between tubular metal resonator and the joint main part, form sealedly, change convenient and fast, as long as unscrew gland nut, the rand is automatic to be loosened, then extract the tubular metal resonator can.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (8)
1. The utility model provides a quick-operation joint of gas bellows coupling tubular metal resonator, the stainless steel bellows is used in gas is connected to quick-operation joint one end, and the tubular metal resonator is connected to the other end, its characterized in that includes:
the connector comprises a hollow connector main body, a first connecting piece and a second connecting piece, wherein a first mounting groove is formed in the first end of the connector main body, and a second mounting groove is formed in the second end of the connector main body;
the first sealing ring is arranged in the first mounting groove;
the second sealing ring is arranged in the second mounting groove;
the diameter of the first sealing ring is larger than that of the second sealing ring;
a first clamping ring is further arranged on the first sealing ring, and a gasket and a second clamping ring with a notch are arranged on the second sealing ring;
and the compression nut is in threaded fit with the second end of the joint main body and is matched with the second clamping ring.
2. The quick coupling for connecting a gas bellows to a metal tube according to claim 1, further comprising a connector having a connecting thread and mating with the first end of the coupling body.
3. The quick connector for connecting the corrugated gas pipe and the metal pipe as claimed in claim 2, wherein a contact portion of the connector and the connector body is provided with a notch for mounting a first O-ring, and a contact portion of the connector and the corrugated pipe is provided with a second O-ring.
4. The quick coupling for connecting a gas corrugated pipe to a metal pipe as claimed in claim 1, wherein the first sealing ring abuts against the bottom wall of the first mounting groove, and the second sealing ring abuts against the bottom wall of the second mounting groove.
5. A gas bellows coupling as claimed in claim 1, wherein the first collar is adapted to grip the bellows and the second collar is adapted to grip the metal tube.
6. The quick coupling for connecting a corrugated gas pipe to a metal pipe as claimed in claim 1, wherein the quick coupling is soft sealed to the end of the corrugated pipe; the sealing between the quick connector and the end of the metal pipe is soft sealing.
7. The quick connector for connecting a gas corrugated pipe to a metal pipe as claimed in claim 1, wherein the second collar has a tapered outer side wall, and an end of the tapered outer side wall, which is away from the second seal ring, is a small diameter end.
8. A gas bellows connection fitting according to claim 7, wherein the compression nut has a tapered inner wall that mates with a tapered outer wall of the second collar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022541614.4U CN213900250U (en) | 2020-11-05 | 2020-11-05 | Quick joint for connecting corrugated pipe with metal pipe for fuel gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022541614.4U CN213900250U (en) | 2020-11-05 | 2020-11-05 | Quick joint for connecting corrugated pipe with metal pipe for fuel gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213900250U true CN213900250U (en) | 2021-08-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022541614.4U Active CN213900250U (en) | 2020-11-05 | 2020-11-05 | Quick joint for connecting corrugated pipe with metal pipe for fuel gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213900250U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114811215A (en) * | 2022-03-30 | 2022-07-29 | 无锡金羊管件有限公司 | Detachable quick connector for connecting gas corrugated pipe with meter |
-
2020
- 2020-11-05 CN CN202022541614.4U patent/CN213900250U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114811215A (en) * | 2022-03-30 | 2022-07-29 | 无锡金羊管件有限公司 | Detachable quick connector for connecting gas corrugated pipe with meter |
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