TWI790013B - Quick Connector - Google Patents

Abstract

A quick connector, which includes a male seat and a female seat, wherein the male seat has a first tube body, an annular slot arranged outside the first tube body, and a first fluid flow through the first tube body in the axial direction. channel, a plug body slidingly arranged on the first flow channel, and an elastic member that pushes the plug body to close the first flow channel. The second flow passage inserted into the first pipe body, an annular fastener arranged in the second flow passage, and a push rod fixed on the second flow passage and facing the plug body are inserted into the first pipe body When the second channel and the ring fastener are fastened in the annular groove, the push rod pushes the elastic member so that the plug body no longer closes the first channel; accordingly, through the plug body and the elastic Due to the design of the parts, when the male seat is separated from the female seat, the first flow channel can be closed, and when disassembled, the leakage can be reduced to meet the needs of use.

Description

Quick Connector

This creation relates to pipeline connectors, in particular to a quick connector for pipelines that reduces fluid leakage.

The water cooling system using fluid for heat exchange has been widely used in high-efficiency electronic components due to its better heat dissipation effect. The heat exchange medium of the water-cooling system is a cooling fluid, which is used as a heat exchange medium by virtue of the high thermal conductivity of the cooling fluid. In the way of heat exchange, the cooling fluid enters a cavity to quickly take away heat, and the cooling fluid The fluid flows out to an external heat dissipation device to rapidly cool down, and the cooled cooling fluid flows into the cavity again to form a circulation heat dissipation system.

The fluid pipeline used in the water cooling system is designed with joints, which can be disassembled to meet the needs of cleaning, repair and maintenance, and is suitable for installation requirements in various working environments. Conventionally, in order to avoid the leakage of the cooling fluid and reduce environmental hazards, or cause the machine to be damaged due to moisture, the cooling fluid must be recovered when the joint is disassembled, so the disassembly and assembly are quite troublesome and inconvenient.

The main purpose of this invention is to disclose a quick connector, which can reduce the leakage of the cooling fluid and increase the practicability of the product without first recovering the cooling fluid during the disassembly process.

To achieve the above purpose, this creation discloses a quick connector, which includes a male seat and a female seat, wherein the male seat has a first tube body, an annular slot, a first flow channel, a plug body and an elastic member . The annular clamping groove is arranged outside the first tube body, the first flow channel axially penetrates the first tube body, the plug body slides in the first flow channel, and the elastic member pushes the plug body to close the first flow channel .

The female base includes a second pipe body, a second flow channel, an annular fastener and a push rod. The second flow channel axially passes through the second pipe body and is inserted into the first pipe body. The fastener is arranged in the second flow channel and correspondingly fastened to the annular slot, and the push rod is fixed in the second flow channel and faces the plug body and has a size matching the push rod of the plug body. When the first pipe body is inserted into the second flow channel and the ring fastener is fixed in the ring groove, the pushing rod pushes the elastic member so that the plug body no longer closes the first flow channel.

Accordingly, when the male seat is separated from the female seat, the plug body is used to close the first flow channel without leakage, and when the male seat and the female seat are to be combined, the first tube body is inserted The second flow channel, until the ring fastener is fastened in the ring groove, the push rod will push the elastic member so that the plug body no longer closes the first flow channel, thus reducing leakage and increasing Product usability.

Regarding the detailed description and technical content of this creation, it is explained as follows with respect to the supporting diagrams:

Please refer to "Figure 1" and "Figure 2", this invention is a quick connector, which includes a male seat 10 and a female seat 20, wherein the male seat 10 has a first tube body 11, an annular slot 12 . A first flow channel 13 , a plug body 14 and an elastic member 15 . The annular locking groove 12 is arranged outside the first pipe body 11, the first flow channel 13 axially penetrates the first pipe body 11, the plug body 14 is slidably arranged in the first flow channel 13, and the elastic member 15 Push the plug body 14 to close the first channel 13 (as shown in FIG. 2 ). In one embodiment, the first channel 13 has a tapered inner ring surface 131, and the plug body 14 has a tapered outer ring surface 141 corresponding to the tapered inner ring surface 131, through which the tapered inner ring surface 131 matches the shape of the tapered outer ring surface 141 and can have a good blocking effect. Furthermore, the plug body 14 can be further provided with a first water stop ring 142 , and the first water stop ring 142 contacts the first pipe body 11 to increase the barrier effect.

The female base 20 then includes a second pipe body 21, a second flow channel 22, an annular fastener 23 and a push rod 24, the second flow channel 22 axially passes through the second pipe body 21 and provides for the The first pipe body 11 is inserted, and the ring fastener 23 is arranged in the second flow channel 22 and is correspondingly fastened to the ring groove 12. In practice, the ring fastener 23 can be inlaid in plural The ball 231 of the tube body 21 not only has the effect of fastening, but also has the effect of assisting sliding.

Please refer to “ FIG. 3 ”, the push rod 24 is fixed on the second flow channel 22 and faces the plug body 14 , and its size matches the push rod 24 of the plug body 14 . When the first pipe body 11 is inserted into the second flow channel 22 and the ring fastener 23 is fastened in the ring groove 12, the push rod 24 pushes the elastic member 15 so that the plug body 14 is no longer closed The first channel 13.

And in order to further reduce the amount of fluid leakage, the second pipe body 21 can be provided with a second water stop ring 211 adjacent to the push rod 24, and the second water stop ring 211 contacts the first pipe body 11. Before the first pipe body 11 is inserted into the second flow channel 22, and the push rod 24 pushes the elastic member 15, the second water stop ring 211 has already contacted the first pipe body 11 to produce a blocking effect, which can maximize to avoid fluid leakage.

In order to assemble with other pipelines (not shown in the figure), one end of the first tube body 11 can be provided with a first backstop structure 111 , and the other end of the first tube body 11 can be inserted into the second channel 22 . Similarly, a second stop structure 212 is provided at one end of the second pipe body 21 , and the ring fastener 23 is provided at the other end of the second pipe body 21 . The first anti-retraction structure 111 and the second anti-retraction structure 212 can be connected with other pipelines to meet assembly requirements.

In order to further reduce the leakage of fluid, a movable plug 25 can be arranged between the push rod 24 and the second pipe body 21 in the second flow channel 22, and the movable plug 25 closes the second flow channel 22, and When the first pipe body 11 is inserted into the second channel 22 and the ring fastener 23 is fastened in the ring groove 12, the first pipe body 11 will push the movable plug 25 and no longer close the second flow channel. Runner 22. In addition, a third water stop ring 241 , 251 can be respectively provided on the push rod 24 and the second pipe body 21 , and the two third water stop rings 241 , 251 contact the upper and lower sides of the movable plug 25 respectively. In addition, in order for the movable plug 25 to reset automatically, the movable plug 25 can have a ring wall pipe 252 close to the second pipe body 21. Once the first pipe body 11 is separated from the second flow channel 22, it can be The fluid pressure in the second flow channel 22 pushes the movable plug 25 to re-enter between the push rod 24 and the second tube body 21 to reclose the second flow channel 22 .

As mentioned above, the characteristics of this creation include at least:

1. Use the plug body to close the first flow channel without leakage, and when the male seat and the female seat are to be combined, let the first pipe body be inserted into the second flow channel until the ring fastener snaps When being fixed in the annular groove, the push rod will push the elastic member so that the plug body no longer closes the first flow channel, thereby reducing leakage.

2. The plug body has a tapered outer ring surface design, which can effectively block fluid and avoid fluid leakage.

3. The second pipe body is provided with the second water stop ring adjacent to the push rod. Before the first pipe body is inserted into the second flow channel and the push rod pushes the elastic member, the second stop ring The water ring has already contacted the first pipe body to produce a blocking effect, which can avoid fluid leakage to the greatest extent.

4. The second flow channel is provided with a movable plug between the push rod and the second pipe body. The movable plug is to close the second flow channel. When the first pipe body is inserted into the second flow channel, and When the ring fastener is fastened in the ring groove, the first pipe will push the movable plug and no longer close the second flow channel, and the movable plug has a ring wall pipe that is close to the second pipe body. When the first pipe body is separated from the second flow channel, the movable plug can be pushed to re-enter between the push rod and the second pipe body by the fluid pressure in the second flow channel.

10: public seat

11: The first tube body

111: The first backstop structure

12: Ring slot

13: The first runner

131: Tapered inner ring surface

14: plug body

141: Tapered outer ring surface

142: The first water stop ring

15: Elastic parts

20: female seat

21: Second pipe body

211: Second water stop ring

212: The second backstop structure

22: Second runner

23: Ring fastener

231: Ball

24: push rod

25: Activity plug

241, 251: The third water stop ring

252: ring wall pipe

Figure 1 is a schematic diagram of the three-dimensional structure of this creation. Figure 2 is a schematic cross-sectional view of the structure of this creation. Figure 3 is a schematic diagram of the use of this creation.

10: public seat

11: The first tube body

111: The first backstop structure

12: Ring slot

13: The first runner

131: Tapered inner ring surface

14: plug body

141: Tapered outer ring surface

142: The first water stop ring

15: Elastic parts

20: female seat

21: Second pipe body

211: Second water stop ring

212: The second backstop structure

22: Second runner

23: Ring fastener

231: Ball

24: push rod

25: Activity plug

241, 251: The third water stop ring

252: ring wall pipe

Claims (8)

A quick connector, which includes: a male seat, the male seat has a first tube body, an annular slot provided outside the first tube body, a first flow channel axially penetrating through the first tube body, a slide a plug body arranged in the first flow channel and an elastic member that pushes the plug body to close the first flow channel; A second flow channel for the first pipe to be inserted into, an annular fastener set in the second flow channel and correspondingly fastened to the annular locking groove, and a ring fastener fixed to the second flow channel and facing the plug body and The push rod whose size matches the plug body, when the first pipe body is inserted into the second flow channel and the ring fastener is fastened in the ring slot, the push rod pushes the elastic member to make the plug body The first channel is no longer closed, and the second channel is provided with a movable plug between the push rod and the second pipe body to close the second channel, and when the ring fastener is fixed on the ring When stuck in the groove, the first pipe body pushes the movable plug and no longer closes the second flow channel, and the movable plug has a ring wall pipe that is close to the second pipe body. The quick connector according to claim 1, wherein the first flow channel has a tapered inner ring surface, and the plug body has a tapered outer ring surface corresponding to the tapered inner ring surface. The quick joint according to claim 1, wherein the plug body is provided with a first water stop ring contacting the first pipe body. The quick connector according to claim 1, wherein the ring fastener is a plurality of balls embedded in the second tube body. The quick joint according to claim 1, wherein the second pipe body is provided with a second water stop ring contacting the first pipe body adjacent to the push rod. The quick connector according to claim 1, wherein one end of the first pipe body is provided with a first backstop structure, and the other end of the first pipe body is inserted into the second flow channel. The quick connector according to claim 1, wherein one end of the second pipe body is provided with a second backstop structure, and the other end of the second pipe body is provided with the ring fastener. The quick joint according to claim 1, wherein the push rod and the second pipe body are respectively provided with a third water stop ring contacting the movable plug.

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