CN110513557B - Double-sealing quick-plugging connector for air pipe - Google Patents
Double-sealing quick-plugging connector for air pipe Download PDFInfo
- Publication number
- CN110513557B CN110513557B CN201910843857.2A CN201910843857A CN110513557B CN 110513557 B CN110513557 B CN 110513557B CN 201910843857 A CN201910843857 A CN 201910843857A CN 110513557 B CN110513557 B CN 110513557B
- Authority
- CN
- China
- Prior art keywords
- sealing ring
- retaining ring
- ring
- air pipe
- double
- 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.)
- Active
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 60
- 238000009434 installation Methods 0.000 claims abstract description 39
- 210000003437 trachea Anatomy 0.000 abstract description 16
- 230000000694 effects Effects 0.000 abstract description 9
- 238000010586 diagram Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- B08B1/20—
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
- F16J15/061—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with positioning means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
- F16J15/062—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces characterised by the geometry of the seat
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
- F16J15/067—Split packings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L37/00—Couplings of the quick-acting type
- F16L37/02—Couplings of the quick-acting type in which the connection is maintained only by friction of the parts being joined
Abstract
The invention discloses a double-seal quick-plug connector for an air pipe, which is characterized in that an air pipe installation channel is arranged in the middle of a connector body, a first annular installation groove extending along the circumferential direction is formed in the inner wall of the air pipe installation channel, a main sealing ring and a retaining ring are positioned in the first annular installation groove, the retaining ring is positioned on one side of the main sealing ring, a second annular installation groove is formed in the inner wall of the retaining ring, and an auxiliary sealing ring is positioned in the second annular installation groove. Through the quick connector of the double-seal trachea of above-mentioned optimal design, through setting up holding ring and auxiliary seal circle for the main seal circle, on the one hand, holding ring and auxiliary seal circle play the effect to the trachea is firm jointly, on the other hand, effectively get rid of the adulterant of trachea surface adhesion through auxiliary seal circle during the installation, prevent the adulterant of upper adhesion of trachea from influencing the sealed effect of main seal circle.
Description
Technical Field
The invention relates to the technical field of pipe fitting connection, in particular to a double-seal quick-connect connector for an air pipe.
Background
The existing air pipe joint is usually sealed by adopting a single O-shaped ring, but the air pipe has some defects and surface sticking sundries, so that air leakage at the joint is generated after the air pipe joint is inserted; in addition, the O-shaped ring is sealed by a single O-shaped ring, the stress area of the O-shaped ring is small, the O-shaped ring is easy to wear, the using time is not long, and air leakage at the joint occurs; meanwhile, when the air pipe joint receives lateral force in the use process, one side of the O-shaped ring is severely pressed, and the other side of the O-shaped ring possibly generates air leakage and other problems.
Disclosure of Invention
In order to solve the technical problems in the background technology, the invention provides a double-seal quick-plugging connector for an air pipe.
The invention provides a double-seal quick tracheal connector, which comprises: the connector comprises a connector body, a main sealing ring, a retaining ring and an auxiliary sealing ring;
the middle part of the joint body is provided with an air pipe installation channel, the inner wall of the air pipe installation channel is provided with a first annular installation groove extending along the circumferential direction, the main sealing ring is installed in the first annular installation groove in a sealing mode, the retaining ring is located in the first annular installation groove and located on one side of the main sealing ring, the inner wall of the retaining ring is provided with a second annular installation groove, and the auxiliary sealing ring is located in the second annular installation groove.
Preferably, the first annular mounting groove extends from the inner wall of the opening at one end of the air pipe mounting channel to the middle part along the axial direction, and the main sealing ring is positioned on the side of the retaining ring away from the opening.
Preferably, the joint body is provided with an annular protrusion for limiting the retaining ring at the opening near one end of the retaining ring.
Preferably, the primary seal ring abuts the retaining ring sidewall.
Preferably, the inner wall of the retaining ring is provided with a first limiting protrusion and a second limiting protrusion which are annularly arranged, and the auxiliary sealing ring is positioned between the first limiting protrusion and the second limiting protrusion.
Preferably, the first annular mounting groove is a stepped groove formed by a first stepped portion and a second stepped portion.
Preferably, the retaining ring is located within the first step and the primary seal ring is located within the second step.
Preferably, the first step inner diameter is greater than the second step inner diameter.
According to the double-seal quick-plug connector for the air pipe, the air pipe installation channel is arranged in the middle of the connector body, the first annular installation groove extending along the circumferential direction is formed in the inner wall of the air pipe installation channel, the main sealing ring and the retaining ring are located in the first annular installation groove, the retaining ring is located on one side of the main sealing ring, the second annular installation groove is formed in the inner wall of the retaining ring, and the auxiliary sealing ring is located in the second annular installation groove. Through the quick connector of the double-seal trachea of above-mentioned optimal design, through setting up holding ring and auxiliary seal circle for the main seal circle, on the one hand, holding ring and auxiliary seal circle play the effect to the trachea is firm jointly, on the other hand, effectively get rid of the adulterant of trachea surface adhesion through auxiliary seal circle during the installation, prevent the adulterant of upper adhesion of trachea from influencing the sealed effect of main seal circle.
Drawings
Fig. 1 is a schematic structural diagram of a dual-seal quick connector for air pipes according to the present invention.
Detailed Description
As shown in fig. 1, fig. 1 is a schematic structural diagram of a dual-seal quick connector for trachea according to the present invention.
Referring to fig. 1, the dual-seal quick tracheal connector provided by the invention comprises: the connector comprises a connector body 1, a main sealing ring 2, a retaining ring 3 and an auxiliary sealing ring 4;
The middle part of the joint body 1 is provided with an air pipe installation channel, the inner wall of the air pipe installation channel is provided with a first annular installation groove extending along the circumferential direction, the main sealing ring 2 is installed in the first annular installation groove in a sealing way, the retaining ring 3 is positioned in the first annular installation groove and positioned on one side of the main sealing ring 2, the inner wall of the retaining ring 3 is provided with a second annular installation groove, and the auxiliary sealing ring 4 is positioned in the second annular installation groove.
In the concrete use mode of the double-seal quick-connect connector for the air pipe of the embodiment, when the connector body receives the lateral pressure of the air pipe 10, the retaining ring plays a role in stabilizing the air pipe and bears the lateral pressure of the air pipe 10, so that the stress between the sealing ring and the outer wall of the air pipe is uniform, and meanwhile, the sealing connection between the main sealing ring and the auxiliary sealing ring and the air pipe 10 is ensured to be stable and reliable, and the sealing is always kept in the optimal use state.
In this embodiment, the quick connector of double-seal's trachea is proposed, is equipped with the trachea installation passageway in the middle part of the joint body, trachea installation passageway inner wall is equipped with along the first annular mounting groove of circumference extension, and main sealing washer and holding ring are located in the first annular mounting groove, and the holding ring is located main sealing washer one side, and the holding ring inner wall is equipped with the second annular mounting groove, and auxiliary seal circle is located in the second annular mounting groove. Through the quick connector of the double-seal trachea of above-mentioned optimal design, through setting up holding ring and auxiliary seal circle for the main seal circle, on the one hand, holding ring and auxiliary seal circle play the effect to the trachea is firm jointly, on the other hand, effectively get rid of the adulterant of trachea surface adhesion through auxiliary seal circle during the installation, prevent the adulterant of upper adhesion of trachea from influencing the sealed effect of main seal circle.
In a specific embodiment, the first annular mounting groove extends from the inner wall of the opening at one end of the air pipe mounting channel to the middle part along the axial direction, and the main sealing ring 2 is positioned at one side of the retaining ring 3 away from the opening; the main sealing ring and the retaining ring are positioned at the opening of the insertion end of the annular mounting groove, in a specific mounting mode, the air pipe 10 is inserted into the mounting channel from the opening of the insertion end of the connector body, in the mounting process, the air pipe 10 firstly passes through the retaining ring and the auxiliary sealing ring positioned in the middle of the retaining ring, sundries attached to the surface of the air pipe 10 are blocked outside the mounting channel by the auxiliary sealing ring, and then the air pipe 10 enters the main sealing ring, so that the sealing effect of the main sealing ring is prevented from being influenced by the sundries on the air pipe 10 to cause air leakage.
In order to facilitate the assembly of the main sealing ring and the retaining ring, in a further specific embodiment, an annular protrusion 11 for limiting the retaining ring 3 is arranged at the opening of one end of the joint body 1, which is close to the retaining ring 3; firstly, a main sealing ring is placed into a first annular mounting groove from one end of a joint body, then a retaining ring provided with an auxiliary sealing ring is placed into the first annular mounting groove, then an annular bulge is formed at the end part of an opening, and the retaining ring and the main sealing ring are clamped in the first annular mounting groove.
In other specific embodiments, the main sealing ring 2 abuts against the side wall of the retaining ring 3, the main sealing ring is tightly installed in the first annular installation groove through the retaining ring, the main sealing ring is limited and supported, the deformation space of the main sealing ring during sealing is reduced, and the sealing effect is improved.
In a specific design manner of the first annular mounting groove, the first annular mounting groove is a step groove formed by a first step part 51 and a second step part 52, the inner diameter of the first step part 51 is larger than that of the second step part 52, when the first annular mounting groove is assembled, the retaining ring 3 is positioned in the first step part 51, and the main sealing ring 2 is positioned in the second step part 52; through the step groove design, the retaining ring is blocked at the step, and the excessive extrusion of the retaining ring to the main sealing ring is prevented while the positioning function is achieved.
In the concrete design mode of the second annular mounting groove, the inner wall of the retaining ring 3 is provided with a first limiting protrusion and a second limiting protrusion which are annularly arranged, the auxiliary sealing ring 4 is positioned between the first limiting protrusion and the second limiting protrusion, and the supporting and positioning effect of the retaining ring on the auxiliary sealing ring is improved.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (6)
1. A double-sealed tracheal quick connector, comprising: the connector comprises a connector body (1), a main sealing ring (2), a retaining ring (3) and an auxiliary sealing ring (4);
The middle part of the joint body (1) is provided with an air pipe installation channel, the inner wall of the air pipe installation channel is provided with a first annular installation groove extending along the circumferential direction, the main sealing ring (2) is installed in the first annular installation groove in a sealing way, the retaining ring (3) is positioned in the first annular installation groove and is positioned at one side of the main sealing ring (2), the inner wall of the retaining ring (3) is provided with a second annular installation groove, and the auxiliary sealing ring (4) is positioned in the second annular installation groove;
The first annular mounting groove extends from the inner wall of the opening at one end of the air pipe mounting channel to the middle part along the axial direction, and the main sealing ring (2) is positioned at one side of the retaining ring (3) away from the opening;
the inner wall of the retaining ring (3) is provided with a first limiting protrusion and a second limiting protrusion which are annularly arranged, and the auxiliary sealing ring (4) is positioned between the first limiting protrusion and the second limiting protrusion.
2. The double-seal quick tracheal tube connector as claimed in claim 1, wherein an annular protrusion (11) for limiting the retaining ring (3) is arranged at the opening of one end of the connector body (1) close to the retaining ring (3).
3. Double-sealed tracheal quick connector as in claim 1 or 2, characterized by the fact that the main sealing ring (2) abuts against the side wall of the retaining ring (3).
4. The double-sealed quick tracheal tube of claim 1 or 2, wherein the first annular mounting groove is a stepped groove formed by a first stepped portion (51) and a second stepped portion (52).
5. The double-sealed quick tracheal tube of claim 4, wherein the retaining ring (3) is located in the first step (51) and the primary sealing ring (2) is located in the second step (52).
6. The double-sealed quick tracheal tube of claim 4 wherein the first step (51) has an inner diameter greater than the inner diameter of the second step (52).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910843857.2A CN110513557B (en) | 2019-09-06 | 2019-09-06 | Double-sealing quick-plugging connector for air pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910843857.2A CN110513557B (en) | 2019-09-06 | 2019-09-06 | Double-sealing quick-plugging connector for air pipe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110513557A CN110513557A (en) | 2019-11-29 |
| CN110513557B true CN110513557B (en) | 2024-04-23 |
Family
ID=68631575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910843857.2A Active CN110513557B (en) | 2019-09-06 | 2019-09-06 | Double-sealing quick-plugging connector for air pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110513557B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1289502A (en) * | 1969-05-08 | 1972-09-20 | ||
| CN102121547A (en) * | 2010-12-23 | 2011-07-13 | 拉卡萨安吉拉股份有限公司 | Bushing for pipe joint and pipe joint adopting bushing |
| CN202791072U (en) * | 2012-07-24 | 2013-03-13 | 周述明 | Pin-type self-locking dual-seal quick connector |
| CN203348800U (en) * | 2013-07-24 | 2013-12-18 | 河南斯凯特汽车管路有限公司 | Fast plug connector for clutch pipe |
| CN206831024U (en) * | 2017-06-26 | 2018-01-02 | 淄博三普机电有限公司 | Disk tray inserts tension steel pipe snap joint |
| CN207906678U (en) * | 2017-12-21 | 2018-09-25 | 金鑫 | A kind of Novel double-seal quick-release connector |
| CN109780343A (en) * | 2019-04-02 | 2019-05-21 | 贵州省源单新材料科技有限公司 | A kind of FRD double containment detects immediately closes water bell and spigot joint |
| CN208951497U (en) * | 2018-11-02 | 2019-06-07 | 简阳市飞驰汽车零部件有限责任公司 | Two-way quick connector and pipe-line system |
| CN210637657U (en) * | 2019-09-06 | 2020-05-29 | 安徽拓扑思汽车零部件有限公司 | Double-sealed air pipe quick connector |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110316273A1 (en) * | 2010-06-28 | 2011-12-29 | Haws Corporation | Dual seal tube fitting |
-
2019
- 2019-09-06 CN CN201910843857.2A patent/CN110513557B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1289502A (en) * | 1969-05-08 | 1972-09-20 | ||
| CN102121547A (en) * | 2010-12-23 | 2011-07-13 | 拉卡萨安吉拉股份有限公司 | Bushing for pipe joint and pipe joint adopting bushing |
| CN202791072U (en) * | 2012-07-24 | 2013-03-13 | 周述明 | Pin-type self-locking dual-seal quick connector |
| CN203348800U (en) * | 2013-07-24 | 2013-12-18 | 河南斯凯特汽车管路有限公司 | Fast plug connector for clutch pipe |
| CN206831024U (en) * | 2017-06-26 | 2018-01-02 | 淄博三普机电有限公司 | Disk tray inserts tension steel pipe snap joint |
| CN207906678U (en) * | 2017-12-21 | 2018-09-25 | 金鑫 | A kind of Novel double-seal quick-release connector |
| CN208951497U (en) * | 2018-11-02 | 2019-06-07 | 简阳市飞驰汽车零部件有限责任公司 | Two-way quick connector and pipe-line system |
| CN109780343A (en) * | 2019-04-02 | 2019-05-21 | 贵州省源单新材料科技有限公司 | A kind of FRD double containment detects immediately closes water bell and spigot joint |
| CN210637657U (en) * | 2019-09-06 | 2020-05-29 | 安徽拓扑思汽车零部件有限公司 | Double-sealed air pipe quick connector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110513557A (en) | 2019-11-29 |
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