CN214274829U - Fluid connector capable of preventing impurities - Google Patents
Fluid connector capable of preventing impurities Download PDFInfo
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- CN214274829U CN214274829U CN202023310754.7U CN202023310754U CN214274829U CN 214274829 U CN214274829 U CN 214274829U CN 202023310754 U CN202023310754 U CN 202023310754U CN 214274829 U CN214274829 U CN 214274829U
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- valve core
- plug
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- female socket
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Abstract
The utility model discloses a fluid connector capable of preventing impurities, which comprises a female socket, a valve core, a valve rod and a spring sleeve, wherein the valve core can be sealed and slidably connected inside the female socket, the valve core is connected with a second spring for driving the valve core to slide towards a plug, a valve core limiting device which is arranged opposite to the second spring and is used for limiting the sliding stroke of the valve core is also arranged between the valve core and the female socket, and a plug sealing ring is arranged in an inner hole of the plug; but spring housing sliding connection is between valve rod, case, and the spring housing passes through spring housing retaining ring and connects and be used for driving spring housing to the gliding spring of plug one, and case tip is equipped with case inner retainer ring, is equipped with sealing washer one in the case inner retainer ring, and the tip of valve rod is equipped with the valve rod retaining ring with a sealing washer hole assorted. The utility model discloses an all sealing washers all not with the impurity direct contact in the fluid, each sealing washer of protection that can furthest promotes life. After the plug is extracted, the utility model discloses can also realize sealed automatically, avoid the fluid to take place to leak.
Description
Technical Field
The utility model relates to a can prevent fluid coupling ware of impurity belongs to fluid coupling ware technical field.
Background
Fluid connectors are typically sealed with a sealing ring that is directly exposed to the fluid during operation of the connector and that is embedded in an inner wall of the fitting or a ring groove in the inner wall. Impurities in the fluid can remain near the seal ring (including the groove for securing the seal ring), and the impurities can corrode and damage the seal ring over long-term accumulation, affecting the service life of the connector, increasing maintenance costs and down time.
SUMMERY OF THE UTILITY MODEL
For solving the deficiency of the prior art, the utility model aims to provide a can prevent fluid coupling of impurity has solved among the prior art technical problem that the fluid coupling sealing washer is damaged by impurity in the fluid easily.
In order to achieve the above object, the utility model adopts the following technical scheme:
a fluid connector capable of preventing impurities comprises a female socket, a valve core, a valve rod and a spring sleeve, wherein the valve core can be connected inside the female socket in a sealing and sliding mode, the valve core is connected with a second spring used for driving the valve core to slide towards a plug, a valve core limiting device which is arranged opposite to the second spring and used for limiting the sliding stroke of the valve core is further arranged between the valve core and the female socket, and a plug sealing ring is arranged in an inner hole of the plug;
the spring sleeve can be connected between the valve rod and the valve core in a sliding manner, the spring sleeve is connected with a first spring for driving the spring sleeve to slide towards the plug through a spring sleeve retaining ring, a first valve core inner retaining ring is arranged at the end part of the valve core, a first sealing ring is arranged in the first valve core inner retaining ring, and a valve rod retaining ring matched with an inner hole of the first sealing ring is arranged at the end part of the valve rod;
when the plug is not connected with the female plug, the end part of the spring sleeve is connected with the valve rod check ring, the outer surface of the valve rod check ring is connected with the first sealing ring, when the plug is connected with the female plug, the outer surface of the spring sleeve is connected with the first sealing ring and the plug sealing ring, and the spring sleeve check ring is connected with the inner check ring of the valve core.
Preferably, in the fluid connector capable of preventing impurities, the valve core limiting device comprises a valve core outer retainer ring arranged on the outer surface of the valve core, the valve core outer retainer ring is connected with the end part of the second spring, and the female socket is provided with a small section of inner diameter matched with the valve core outer retainer ring.
Preferably, in the fluid connector capable of preventing impurities, the inner part of the small section with the smaller inner diameter is also connected with the outer surface of the valve core through the second sealing ring.
Preferably, in the fluid connector capable of preventing impurities, the valve core is connected with the end of the first spring through the retaining ring.
Preferably, the aforesaid can prevent fluid coupling of impurity still includes the collet, and female socket's hole passes through retaining ring two to be connected in the collet, and the collet is connected in the tip of spring two, and the valve rod passes through split ring to be connected in the center of collet.
Preferably, the fluid connector capable of preventing impurities further comprises a flange, and a flange retainer ring for connecting an end of the flange is further arranged on the outer surface of the female socket.
Preferably, in the fluid connector capable of preventing impurities, the inner hole of the flange is also connected with the outer surface of the female socket through the sealing ring III.
Preferably, in the fluid connector capable of preventing impurities, the outer surface of the female socket is further provided with a fourth sealing ring.
Preferably, in the fluid connector capable of preventing impurities, two sealing rings are provided.
The utility model discloses the beneficial effect who reaches:
the utility model discloses an all sealing washers all not with the impurity direct contact in the fluid, each sealing washer of protection that can furthest promotes life and sealed effect. After the plug is extracted, the utility model discloses can also realize sealed automatically, avoid the fluid to take place to leak.
Drawings
FIG. 1 is a cross-sectional view showing the overall structure of the present invention (the plug is not inserted);
FIG. 2 is a sectional view of the whole structure of the present invention (plug-in);
the meaning of the reference symbols in the figures: 1-female socket; 2-a valve core; 3, sealing ring one; 4, sealing ring II; 5-valve stem; 6-a spring sleeve; 7-sealing ring III; 8-a flange; 9-a first spring; 10-a first check ring; 11-spring seats; 12-sealing ring four; 13-spring two; 14-bottom support; 15-retainer ring two; 16-split washer; 17-a plug; 18-valve stem interface; 19-plug sealing ring; 21-valve core outer retainer ring; 22-inner retainer ring of valve core; 51-valve stem retainer ring; 61-spring housing retainer ring; 101-smaller inner diameter; 102-flange retainer ring.
Detailed Description
The present invention will be further described with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
As shown in fig. 1 and 2: the embodiment discloses a fluid connector capable of preventing impurities, which comprises a female socket 1, a valve core 2, a valve rod 5 and a spring sleeve 6, wherein the valve core 2 is connected inside the female socket 1 in a sealing and sliding manner, the valve core 2 is connected with a second spring 13 for driving the valve core 2 to slide towards a plug, and the sealing and sliding means that a sealing element is arranged between the two and the two can slide relatively (axially extend and retract). A valve core limiting device which is arranged opposite to the second spring 13 and used for limiting the sliding stroke of the valve core 2 is further arranged between the valve core 2 and the female socket 1, the valve core limiting device is used for preventing the valve core 2 from being pushed out of the female socket 1 by the second spring 13, and a plug sealing ring 19 is arranged in an inner hole of the plug 17.
The spring sleeve 6 is slidably connected between the valve rod 5 and the valve core 2, the spring sleeve 6 is connected with a first spring 9 used for driving the spring sleeve 6 to slide towards the plug through a spring sleeve check ring 61, a valve core inner check ring 22 is arranged at the end part of the valve core 2, a first sealing ring 3 is arranged in the valve core inner check ring 22, and a valve rod check ring 51 matched with an inner hole of the first sealing ring 3 is arranged at the end part of the valve rod 5.
When the plug 17 is not connected with the female plug 1, the end part of the spring sleeve 6 is connected with the valve rod check ring 51, and the outer surface of the valve rod check ring 51 is connected with the first sealing ring 3, so that the self-sealing effect of the embodiment can be realized under the condition that the plug 17 is not connected, and the fluid leakage is avoided.
When the plug 17 is connected with a female plug, the outer surface of the spring sleeve 6 is connected with the first sealing ring 3 and the plug sealing ring 19, and the spring sleeve retainer ring 61 is positioned by connecting the valve core inner retainer ring 22. The plug 17 is provided with a valve rod butting portion 18, the side portion of the valve rod butting portion 18 is provided with a through hole for passing fluid, and after the plug 17 is inserted into the female socket 1, the end portion of the valve rod butting portion 18 is butted with the valve rod retainer ring 51.
The case stop device of this embodiment is including setting up in the outer retaining ring 21 of case 2 surface, and the tip of two 13 of spring is connected to the outer retaining ring 21 of case, female socket 1 be equipped with the case outer retaining ring 21 assorted minor diameter segment 101, that is to say the minor diameter segment 101 of above-mentioned internal diameter is equivalent to an interior retaining ring for cooperate with the outer retaining ring 21 of case, avoid case 2 from female socket 1 interior roll-off. The inner part of the small section 101 with the smaller inner diameter is also connected with the outer surface of the valve core 2 through a second sealing ring 4. And two sealing rings two 4 are preferably arranged.
The valve core 2 is connected with the end part of the first spring 9 through the first retainer ring 10, wherein the first retainer ring 10 is detachably connected with the inner hole of the valve core 2, and the first retainer ring 10 can be taken down when the spring sleeve 6 needs to be disassembled.
The connection mode between the valve rod 5 and the female socket 1 is as follows: this embodiment still includes collet 14, and female socket 1's hole passes through two 15 of retaining rings to be connected in collet 14, and two 15 cards of retaining ring are at female socket 1's hole for restrict collet 14. The bottom support 14 is connected to the end part of the second spring 13, the valve rod 5 is connected to the center of the bottom support 14 through a split retainer ring 16, and the split retainer ring 16 is clamped on the outer surface of the valve rod 5.
In order to mount the present embodiment on the equipment, the present embodiment further comprises a flange 8, the outer surface of the female socket 1 is further provided with a flange collar 102 for connecting the end of the flange 8,
the inner hole of the flange 8 is also connected with the outer surface of the female socket 1 through a third sealing ring 7, and the inner hole of the flange 8 and the female socket 1 are sealed through a gap. Furthermore, the outer surface of the female socket 1 is also provided with a sealing ring four 12 for realizing the sealing between the outer surface of the female socket 1 and the inner hole of the connected equipment.
During the use, install this embodiment in equipment through flange 8, because realize sealed through sealing washer three 7 between flange 8 and the female socket 1 surface, realize sealed through sealing washer four 12 between female socket 1 and the equipment hole, consequently this embodiment installation after can realize with the sealed of connected equipment.
When the plug 17 is not inserted into the female socket 1, as shown in fig. 1, the inside of the valve core 2 is sealed by the valve rod retainer ring 51 and sealed with the first sealing ring 3; the female socket 1 and the valve core 2 are sealed through the second sealing ring 4, so that the inside of the female socket 1 is completely sealed, and fluid cannot flow out through the inside of the female socket 1.
When the plug 17 is inserted into the female socket 1, the end of the plug 17 presses the valve core 2 inwards, namely, the right side of the view of fig. 2, and as the inner diameter of the plug sealing ring 19 is equal to the inner diameter of the first sealing ring 3, the spring sleeve 6 can enter the inner part of the plug sealing ring 19 under the action of the first spring 9, so that the sealing between the end of the plug 17 and the end of the valve core 2 is realized. On the other hand, the two second seal rings 4 are shielded by the outer surface of the plug 17, so that when fluid flows through the plug 17 and the valve element 2, the spring sleeve 6 can shield the plug seal ring 19 and the first seal ring 3, and impurities in the fluid hardly enter the gap between the spring sleeve 6 and the plug 17 and the valve element 2, so that the plug seal ring 19 and the first seal ring 3 can be protected. Furthermore, after the plug 17 is inserted into the female socket 1, the two second seal rings 4 are also matched with the plug 17, and impurities in the fluid are difficult to contact with the second seal rings 4.
Compared with the prior art, all sealing rings of this embodiment all not with the impurity direct contact in the fluid, each sealing ring of protection that can furthest promotes life and sealed effect. When the plug 17 is pulled out, the sealing can be automatically realized by the embodiment, and the fluid is prevented from leaking.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be considered as the protection scope of the present invention.
Claims (9)
1. The fluid connector capable of preventing impurities is characterized by comprising a female socket (1), a valve core (2), a valve rod (5) and a spring sleeve (6), wherein the valve core (2) is connected inside the female socket (1) in a sealing and sliding manner, the valve core (2) is connected with a second spring (13) which is used for driving the valve core (2) to slide towards a plug, a valve core limiting device which is arranged opposite to the second spring (13) and is used for limiting the sliding stroke of the valve core (2) is further arranged between the valve core (2) and the female socket (1), and a plug sealing ring (19) is arranged in an inner hole of the plug;
the spring sleeve (6) is connected between the valve rod (5) and the valve core (2) in a sliding mode, the spring sleeve (6) is connected with a first spring (9) used for driving the spring sleeve (6) to slide towards the plug through a spring sleeve retaining ring (61), the end portion of the valve core (2) is provided with a valve core inner retaining ring (22), a first sealing ring (3) is arranged in the valve core inner retaining ring (22), and the end portion of the valve rod (5) is provided with a valve rod retaining ring (51) matched with an inner hole of the first sealing ring (3);
when the plug is not connected with the female socket (1), the end part of the spring sleeve (6) is connected with the valve rod check ring (51), the outer surface of the valve rod check ring (51) is connected with the first sealing ring (3), when the plug is connected with the female socket (1), the outer surface of the spring sleeve (6) is connected with the first sealing ring (3) and the plug sealing ring (19), and the spring sleeve check ring (61) is connected with the inner check ring (22) of the valve core.
2. The fluid connector capable of preventing impurities according to claim 1, wherein the valve core limiting device comprises a valve core outer retaining ring (21) arranged on the outer surface of the valve core (2), the valve core outer retaining ring (21) is connected with the end part of the second spring (13), and the female socket (1) is provided with a small section (101) with a smaller inner diameter matched with the valve core outer retaining ring (21).
3. A contamination-protected fluid connection according to claim 2, characterized in that the inner part of the smaller inner diameter section (101) is further connected to the outer surface of the valve element (2) by means of a second sealing ring (4).
4. The contamination-protected fluid connection of claim 1, wherein the valve slide (2) is connected to the end of the first spring (9) via a first collar (10).
5. A contaminant resistant fluid connector according to claim 1 further comprising a mounting (14), the internal bore of the female socket (1) being connected to the mounting (14) by a second retaining ring (15), the mounting (14) being connected to the end of the second spring (13), the valve stem (5) being connected to the centre of the mounting (14) by a split retaining ring (16).
6. A contamination protected fluid connector according to claim 1, further comprising a flange (8), wherein the outer surface of the female socket (1) is further provided with a flange collar (102) for connecting an end of the flange (8).
7. A contamination protected fluid connector according to claim 6, wherein the inner bore of the flange (8) is further connected to the outer surface of the female socket (1) by a third sealing ring (7).
8. A contamination protected fluid connector according to claim 7, wherein the outer surface of the female socket (1) is further provided with a fourth sealing ring (12).
9. A contamination-protected fluid connection according to claim 3, wherein there are two of the second sealing rings (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023310754.7U CN214274829U (en) | 2020-12-31 | 2020-12-31 | Fluid connector capable of preventing impurities |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023310754.7U CN214274829U (en) | 2020-12-31 | 2020-12-31 | Fluid connector capable of preventing impurities |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214274829U true CN214274829U (en) | 2021-09-24 |
Family
ID=77786313
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023310754.7U Active CN214274829U (en) | 2020-12-31 | 2020-12-31 | Fluid connector capable of preventing impurities |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214274829U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114508642A (en) * | 2022-02-14 | 2022-05-17 | 诺通(苏州)流体系统科技有限公司 | Floating blind-mate connector with sealing ring protection function |
| CN114658938A (en) * | 2022-04-08 | 2022-06-24 | 苏州华旃航天电器有限公司 | Area protection latus rectum can take area to press plug fluid coupling |
| CN114738581A (en) * | 2022-03-30 | 2022-07-12 | 苏州华旃航天电器有限公司 | Low flow resistance area is pressed and is pressed plug fluid coupling |
-
2020
- 2020-12-31 CN CN202023310754.7U patent/CN214274829U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114508642A (en) * | 2022-02-14 | 2022-05-17 | 诺通(苏州)流体系统科技有限公司 | Floating blind-mate connector with sealing ring protection function |
| CN114738581A (en) * | 2022-03-30 | 2022-07-12 | 苏州华旃航天电器有限公司 | Low flow resistance area is pressed and is pressed plug fluid coupling |
| CN114658938A (en) * | 2022-04-08 | 2022-06-24 | 苏州华旃航天电器有限公司 | Area protection latus rectum can take area to press plug fluid coupling |
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