CN216383008U - Stainless steel corrugated hose joint free of shock wave - Google Patents
Stainless steel corrugated hose joint free of shock wave Download PDFInfo
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- CN216383008U CN216383008U CN202122641671.4U CN202122641671U CN216383008U CN 216383008 U CN216383008 U CN 216383008U CN 202122641671 U CN202122641671 U CN 202122641671U CN 216383008 U CN216383008 U CN 216383008U
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- sleeve
- annular flange
- sealing ring
- sleeve body
- stainless steel
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Abstract
The utility model relates to the field of gas corrugated pipes, in particular to a non-impact corrugated stainless steel hose joint which comprises a pressing sleeve, a sleeve body, a first sealing ring and a clamping sleeve. This application forms twice sealing line through first sealing washer and cutting ferrule, first sealing washer and cutting ferrule are pressed the terminal surface of cover and the interior terminal surface clamp of the annular flange of second and are established in the centre, the position of bellows is restricted by the annular flange of fourth, make the tip of bellows support the interior terminal surface of the annular flange of tight third all the time, the terminal surface of the annular flange butt bellows of third forms first sealing line, the annular flange of fourth inserts and establishes the inside second sealing line that forms of trough of bellows, how under the prerequisite of not dashing the level of the tip of bellows has been solved, improve the technical problem of sealing performance between coupling and the bellows tip.
Description
Technical Field
The utility model relates to the field of gas corrugated pipes, in particular to a stainless steel corrugated hose joint free of shock waves.
Background
When the pipe joint is connected with the corrugated pipe, the end part of the corrugated pipe is generally required to be flattened, namely, the corrugated pipe is subjected to wave-impacting operation, the corrugated pipe is inserted into the pipe joint after impacting, and the end surface sealing is arranged between the corrugated pipe and the pipe joint.
SUMMERY OF THE UTILITY MODEL
In view of the above, it is necessary to provide a stainless corrugated stainless steel hose coupling without impact.
In order to solve the problems of the prior art, the utility model adopts the technical scheme that:
a stainless steel corrugated hose pipe joint free of shock wave comprises a pressing sleeve, wherein the outer peripheral surface of the pressing sleeve is provided with threads; the sleeve body is spirally arranged on the pressing sleeve, at least one end of the sleeve body extends out of the pressing sleeve, and a second annular flange extending inwards in the radial direction is arranged at one end of the sleeve body extending out of the pressing sleeve; the outer peripheral surface of the first sealing ring is in clearance fit with the inner peripheral surface of the sleeve body, and one end, far away from the compression sleeve, of the first sealing ring is provided with a third annular flange extending inwards in the radial direction; the pipe joint further comprises a clamping sleeve, the clamping sleeve is inserted in the sleeve body and clamped between the second annular flange and the first sealing ring, and at least one fourth annular flange extending inwards in the radial direction is arranged on the clamping sleeve.
Preferably, the joint of the first sealing ring and the third annular flange is provided with a round angle.
Preferably, the fourth annular flange is matched with the wave trough shape of the corrugated hose.
Preferably, one end of the clamping sleeve, which faces the compressing sleeve, is provided with a reducing part which is coaxially inserted into the compressing sleeve.
Preferably, the one end that the sleeve body was kept away from to the compression sleeve is provided with the first annular flange that radially extends outwards, the coupling still includes the second sealing washer, and the second sealing washer cover is established in the outside of compression sleeve, and when compression sleeve and sleeve body screwed up, the second sealing washer presss from both sides tightly between first annular flange and sleeve body.
Preferably, the pipe joint further comprises a third sealing ring, the third sealing ring is embedded in the end, away from the sleeve body, of the pressing sleeve, and the cross section of the third sealing ring is in a shape like a Chinese character 'shan'.
Preferably, one end of the sleeve body, which is far away from the compression sleeve, is provided with an installation part which axially extends outwards, the installation part is in a cylindrical shape, and the installation part is provided with internal threads.
Preferably, the outer peripheral surfaces of the compression sleeve and the sleeve body have polygonal prism surfaces.
Compared with the prior art, the beneficial effect of this application is:
this application forms twice sealing line through first sealing washer and cutting ferrule, first sealing washer and cutting ferrule are pressed the terminal surface of cover and the interior terminal surface clamp of the annular flange of second and are established in the centre, the position of bellows is restricted by the annular flange of fourth, make the tip of bellows support the interior terminal surface of the annular flange of tight third all the time, the terminal surface of the annular flange butt bellows of third forms first sealing line, the annular flange of fourth inserts and establishes the inside second sealing line that forms of trough of bellows, how under the prerequisite of not dashing the level of the tip of bellows has been solved, improve the technical problem of sealing performance between coupling and the bellows tip.
Drawings
FIG. 1 is a half sectional view of the embodiment;
the reference numbers in the figures are:
1-a compression sleeve; 1 a-a first annular flange;
2-a sleeve body; 2 a-a second annular flange; 2 b-a mounting portion;
3-a first sealing ring; 3 a-a third annular flange;
4-cutting the ferrule; 4 a-a fourth annular flange; 4 b-a reduced diameter portion;
5-a second sealing ring;
6-third seal ring.
Detailed Description
For further understanding of the features and technical means of the present invention, as well as the specific objects and functions attained by the present invention, the present invention will be described in further detail with reference to the accompanying drawings and detailed description.
As shown in fig. 1, the present application provides:
a stainless steel corrugated hose pipe joint free of shock wave comprises a pressing sleeve 1, wherein the outer peripheral surface of the pressing sleeve 1 is provided with threads; the sleeve body 2 is spirally arranged on the pressing sleeve 1, at least one end of the sleeve body 2 extends out of the pressing sleeve 1, and a second annular flange 2a extending inwards in the radial direction is arranged at one end of the sleeve body 2 extending out of the pressing sleeve 1; the first sealing ring 3 is coaxially inserted in the sleeve body 2 and positioned between the second annular flange 2a and the end part of the pressing sleeve 1, the outer peripheral surface of the first sealing ring 3 is in clearance fit with the inner peripheral surface of the sleeve body 2, and one end, far away from the pressing sleeve 1, of the first sealing ring 3 is provided with a third annular flange 3a which extends inwards in the radial direction; the pipe joint further comprises a clamping sleeve 4, the clamping sleeve 4 is inserted in the sleeve body 2 and clamped between the second annular flange 2a and the first sealing ring 3, and at least one fourth annular flange 4a extending inwards in the radial direction is arranged on the clamping sleeve 4.
Based on the above embodiments, the technical problem that the present application intends to solve is how to improve the sealing performance between the pipe joint and the end of the corrugated hose without punching the end of the corrugated hose, which is not shown in the drawings. For this reason, this application forms two sealing lines through first sealing washer 3 and cutting ferrule 4, and third annular flange 3a is used for the terminal surface of butt bellows to form first sealing line, and fourth annular flange 4a is used for inserting inside the trough of the bellows, thereby forms the second sealing line.
The first sealing ring 3 and the clamping sleeve 4 are clamped between the end face of the pressing sleeve 1 and the inner end face of the second annular flange 2a, and the position of the corrugated pipe is limited by the fourth annular flange 4a, so that the end part of the corrugated pipe always abuts against the inner end face of the third annular flange 3 a.
Further:
the joint of the first seal ring 3 and the third annular flange 3a is provided with a fillet.
Based on the above embodiments, the technical problem that the present application intends to solve is how to improve the sealing performance between the corrugated hose and the first sealing ring 3. Therefore, the first sealing ring 3 and the third annular flange 3a are designed to be matched with the outer side of the wave crest part of the corrugated hose, so that the contact area between the first sealing ring 3 and the corrugated hose is increased.
Further:
the fourth annular flange 4a conforms to the shape of the trough of the corrugated hose.
Based on the above embodiments, the technical problem that the present application intends to solve is how to improve the sealing performance between the corrugated hose and the ferrule 4. For this reason, the present application provides good sealing performance by fitting the fourth annular flange 4a into the valleys of the corrugated hose.
Further:
one end of the cutting sleeve 4 facing the compressing sleeve 1 is provided with a reducing part 4b which is coaxially inserted in the compressing sleeve 1.
Based on the above embodiment, the technical problem that the present application intends to solve is how to limit the position of the ferrule 4, and avoid the ferrule 4 being pressed and dislocated when an installer rotates the sleeve body 2 relative to the pressing sleeve 1 to tighten the sleeve body 2. For this reason, this application sets up the undergauge portion 4b of inserting in compressing tightly cover 1 inside through the one end at cutting ferrule 4 for undergauge portion 4b can restrict cutting ferrule 4's position, makes cutting ferrule 4 coaxial with compressing tightly cover 1 all the time.
Further:
one end of the pressing sleeve 1, which is far away from the sleeve body 2, is provided with a first annular flange 1a which extends outwards in the radial direction, the pipe joint further comprises a second sealing ring 5, the second sealing ring 5 is sleeved outside the pressing sleeve 1, and when the pressing sleeve 1 and the sleeve body 2 are screwed down, the second sealing ring 5 is clamped between the first annular flange 1a and the sleeve body 2.
Based on the above embodiments, the technical problem that the present application intends to solve is how to improve the sealing performance between the compression sleeve 1 and the sleeve body 2. For this purpose, the present application provides a third sealing line by providing a second seal ring 5, which is clamped and deformed, between the clamping sleeve 1 and the sleeve body 2.
Further:
the pipe joint further comprises a third sealing ring 6, the third sealing ring 6 is installed in the inner portion, away from one end of the sleeve body 2, of the pressing sleeve 1 in an embedded mode, and the cross section of the third sealing ring 6 is in a shape like a Chinese character 'shan'.
Based on the above embodiments, the technical problem that the present application intends to solve is how to further restrict the position of the corrugated pipe inside the pipe joint so that the corrugated pipe does not move axially, and at the same time, the sealing performance between the compression sleeve 1 and the corrugated pipe is increased. Therefore, the third sealing ring 6 is embedded and installed in the pressing sleeve 1, the protruding portion of the third sealing ring 6 is clamped into the three adjacent wave troughs of the corrugated pipe, the sealing function is achieved, and meanwhile the axial movement of the corrugated pipe is limited.
Further:
one end of the sleeve body 2, which is far away from the compression sleeve 1, is provided with an installation part 2b which extends outwards in the axial direction, the installation part 2b is cylindrical, and the installation part 2b is provided with internal threads.
Based on the above embodiments, the technical problem that the present application intends to solve is how to connect a pipe joint with a gas-using device. For this reason, the present application provides the mounting portion 2b having the internal thread at one end of the sleeve body 2, so that the coupling can be screwed with the gas-using equipment through the mounting portion 2 b.
Further:
the outer peripheral surfaces of the pressing sleeve 1 and the sleeve body 2 are provided with polygonal prism surfaces.
Based on the above embodiments, the technical problem that the present application intends to solve is how to facilitate the installer to drive the pressing sleeve 1 and the sleeve body 2 to rotate relatively. For this reason, this application is through setting up the polygon prism face at the outer peripheral face of clamp sleeve 1 and sleeve body 2 to be convenient for the installer to use the spanner to press from both sides tight clamp sleeve 1 and sleeve body 2.
The above examples, which are intended to represent only one or more embodiments of the present invention, are described in greater detail and with greater particularity, and are not to be construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (8)
1. A stainless steel corrugated hose pipe joint free of shock wave comprises a pressing sleeve (1), wherein the outer peripheral surface of the pressing sleeve (1) is provided with threads; and
the sleeve body (2) is spirally mounted on the pressing sleeve (1), at least one end of the sleeve body (2) extends out of the pressing sleeve (1), and a second annular flange (2a) extending inwards in the radial direction is arranged at one end of the sleeve body (2) extending out of the pressing sleeve (1); and
the first sealing ring (3) is coaxially inserted in the sleeve body (2) and positioned between the second annular flange (2a) and the end part of the pressing sleeve (1), the outer peripheral surface of the first sealing ring (3) is in clearance fit with the inner peripheral surface of the sleeve body (2), and one end, away from the pressing sleeve (1), of the first sealing ring (3) is provided with a third annular flange (3a) which extends inwards in the radial direction;
the pipe joint is characterized by further comprising a clamping sleeve (4), wherein the clamping sleeve (4) is inserted into the sleeve body (2) and clamped between the second annular flange (2a) and the first sealing ring (3), and at least one fourth annular flange (4a) extending inwards in the radial direction is arranged on the clamping sleeve (4).
2. A surge-free stainless steel corrugated hose coupling as claimed in claim 1, wherein the junction of the first sealing ring (3) and the third annular flange (3a) is provided with a fillet.
3. A non-surge stainless steel bellows coupling according to claim 1, wherein the fourth annular flange (4a) conforms to the wave trough shape of the bellows.
4. The surge-free stainless steel corrugated hose pipe joint according to claim 1, wherein one end of the clamping sleeve (4) facing the compression sleeve (1) is provided with a reducing portion (4b) coaxially inserted inside the compression sleeve (1).
5. The surge-free stainless steel corrugated hose pipe joint according to claim 1, wherein one end of the compression sleeve (1) far away from the sleeve body (2) is provided with a first annular flange (1a) extending radially outwards, the pipe joint further comprises a second sealing ring (5), the second sealing ring (5) is sleeved on the outer side of the compression sleeve (1), and when the compression sleeve (1) is screwed with the sleeve body (2), the second sealing ring (5) is clamped between the first annular flange (1a) and the sleeve body (2).
6. The surge-free stainless steel corrugated hose coupling as claimed in claim 1, wherein the coupling further comprises a third sealing ring (6), the third sealing ring (6) is embedded in the pressing sleeve (1) at an end far away from the sleeve body (2), and the cross section of the third sealing ring (6) is in a shape of Chinese character 'shan'.
7. The stainless steel corrugated hose coupling without shock waves of claim 1, wherein the sleeve body (2) is provided at an end thereof remote from the compression sleeve (1) with an axially outwardly extending mounting portion (2b), the mounting portion (2b) is cylindrical, and the mounting portion (2b) is provided with internal threads.
8. The surge-free stainless steel corrugated hose coupler according to claim 1, wherein the outer peripheral surfaces of the compression sleeve (1) and the sleeve body (2) each have a polygonal prism surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122641671.4U CN216383008U (en) | 2021-10-29 | 2021-10-29 | Stainless steel corrugated hose joint free of shock wave |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122641671.4U CN216383008U (en) | 2021-10-29 | 2021-10-29 | Stainless steel corrugated hose joint free of shock wave |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216383008U true CN216383008U (en) | 2022-04-26 |
Family
ID=81249117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122641671.4U Active CN216383008U (en) | 2021-10-29 | 2021-10-29 | Stainless steel corrugated hose joint free of shock wave |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216383008U (en) |
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2021
- 2021-10-29 CN CN202122641671.4U patent/CN216383008U/en active Active
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