CN217108691U

CN217108691U - Parallel non-return quick joint

Info

Publication number: CN217108691U
Application number: CN202220253918.7U
Authority: CN
Inventors: 谢鸿裕
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-02-08
Filing date: 2022-02-08
Publication date: 2022-08-02
Anticipated expiration: 2032-02-08

Abstract

A parallel non-return quick connector comprises a male connector sleeve and a female connector sleeve, wherein the female connector sleeve can be clamped in the male connector sleeve; by above-mentioned structure, two female joints are parallelly connected the setting, so can plug female joint simultaneously, and after the corresponding male joint was backed off simultaneously to female joint, the relevant structure of leak protection in the female joint suit can actuate in step, avoids the female joint suit to produce the weeping problem at the plug in-process and after extracting.

Description

Parallel non-return quick joint

Technical Field

The present invention relates to a quick coupling, and more particularly to a quick coupling for a liquid circulation line.

Background

With the technology changing day by day, many information in daily life depends on the operation of the IC chip, and the higher the operation efficiency of the IC chip is, the higher the heat generation efficiency is, the higher the temperature will cause the failure of the components such as the IC chip and the substrate, so the liquid cooling system for desktop computers, notebook computers, display adapters, etc. has come to be used. Furthermore, automation is a popular industrial type, and cooling using gas or liquid has an important aspect in automation, so that optimization of pipelines for transporting gas or liquid is a direction of attention.

Referring to fig. 15, a conventional one-side pluggable quick connector is disclosed, which includes two female connector assemblies 60 and two male connector assemblies 61, the female connector assemblies 60 are embedded at the ends of a corresponding water inlet pipe 641 and a corresponding water outlet pipe 642, the male connector assemblies 61 are connected to a heat dissipating water pipe 643, the other ends of the water inlet pipe 641 and the water outlet pipe 642 are connected to a circulating water cooler 62, one end of each male connector assembly 61 is installed on a notebook computer 63, the heat dissipating water pipe 643 is located inside the notebook computer 63, a leakage stopping structure is provided inside each female connector assembly 60, the volume of each male connector assembly 61 is much smaller than that of each female connector assembly 60, if a leakage stopping structure is installed on each male connector assembly 61, the liquid circulation flow rate is reduced, and in order not to affect the flow rate and flow rate, each male connector assembly 61 is not provided with a leakage stopping structure, therefore, when any one of the female joint assemblies 60 is directly pulled out or inserted, a large amount of liquid is sprayed from the male joint assembly 61 corresponding to the heat dissipation water pipe 643, and if the delivery pump of the circulating water cooler 62 is in an open state, the liquid in the circulating water cooler 62 is sprayed from the male joint assembly 61 which is not connected to the female joint assembly 60.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a quick-operation joint that connects in parallel and ends contrary, its simple structure, operation loading and unloading are convenient, can overcome prior art's defect, provide safe and reliable's leak stopping, avoid the weeping, have more the security.

In order to achieve the above object, the utility model discloses a quick-operation joint that ends is connect in parallel, its characterized in that contains:

a male joint suit, comprising two male joints, a first fixing plate and two first fixing nuts, wherein the center of each male joint is axially through, the outer wall surface of each male joint is convexly provided with a first limit flange, the first fixing plate is penetrated with two first through holes corresponding to the male joints, the male joints are penetrated through the first through holes corresponding to the first fixing plate, each first fixing nut is respectively screwed with each corresponding male joint, one surface of the first fixing plate is attached to the same surface of the first limit flanges, so that the male joints are connected in parallel; and

a female joint sleeve set which comprises a fixed plate component and a sliding sleeve component, wherein one end of the sliding sleeve component is movably clamped in the male joint sleeve set;

the fixed plate assembly comprises two female joints, a second fixed plate, two second fixed nuts, two piston assemblies and two bushing assemblies, wherein the center of each female joint is axially through, the outer wall surface of each female joint is annularly and convexly provided with a second limiting flange, one side adjacent to each second limiting flange is concavely provided with a first outer ring groove, each first outer ring groove is sleeved with a bushing sealing ring, the second fixed plate is penetrated with two second through holes, the female joints penetrate through the second through holes corresponding to the second fixed plates, each second fixed nut is respectively screwed with each corresponding female joint, the second fixed plate is attached to the same surface of the second limiting flanges to enable the female joints to be connected in parallel, each bushing assembly is sleeved with each piston assembly with elastic reciprocating displacement, each bushing assembly is provided with a male joint sealing ring, each male joint sealing ring is attached to each piston assembly, one end of each bushing assembly, which is sleeved with each piston assembly, is different from one end of each female joint which is screwed with each second fixed nut, so that each piston assembly is connected with each piston assembly A member located between each bushing assembly and the interior of each female connector;

the sliding sleeve assembly is sleeved on the outer wall surfaces of the lining assemblies and partial female connectors and comprises two sliding sleeves and a third fixing plate, the third fixing plate penetrates through two third through holes, one end of each sliding sleeve is correspondingly combined with each third through hole, so that when each piston assembly is stressed on each male connector and moves towards each female connector, the inner channel of each male connector is communicated with the inner channel of each piston assembly and each female connector, and when each piston assembly is not stressed on each male connector, each piston assembly is clamped in each lining assembly and is not communicated with the inner channel of each female connector.

A first extending section is arranged on one side surface of the first limiting flange of each male connector in an extending mode, a first clamping convex part is arranged at the tail end of each first extending section, the radial section of each first clamping convex part is larger than or equal to that of each first extending section, and each first clamping convex part is in a gradually expanding shape towards each first extending section; the other side surface of each first limiting flange of each male connector is sequentially provided with a supporting section, a screwing section and a combining section in an extending mode, the radial section of each combining section is smaller than that of each screwing section, the radial section of each screwing section is smaller than that of each supporting section, the radial section of each supporting section is smaller than that of each first through hole of the first fixing plate, each combining section is concavely provided with a first inclined-plane clamping groove, each supporting section is respectively arranged in each first through hole corresponding to the first fixing plate in a penetrating mode, and each screwing section is screwed on each first fixing nut.

Each piston assembly comprises a piston, one end of each piston is a closed abutting surface, the other end of each piston forms an opening, a plurality of through holes are arranged on the side wall surface of each piston in a penetrating manner, each opening is communicated with each corresponding through hole, a second outer annular groove is concavely arranged on the outer wall surface of each piston between each through hole and each abutting surface, a piston sealing ring is embedded in each second outer annular groove, one side surface of each abutting surface, which is different from the adjacent second outer annular groove, abuts against one end of a piston spring, the other end of each piston spring abuts against the inner wall surface of each corresponding female joint, and the axial section of each piston spring in the direction from each piston to each female joint is gradually expanded.

Each bushing component is a bushing, the wall surface of the bushing is provided with a plurality of steel ball through holes, each steel ball through hole is respectively provided with a steel ball, the inner wall surface of the bushing is concavely provided with an inner ring groove, the inner ring groove is embedded with the male joint sealing ring, the outer wall surface of the bushing is sleeved with a sliding sleeve spring, the outer wall surface of the bushing is concavely provided with a clamping groove, the clamping groove is sleeved with a C-shaped snap ring, the inner wall surface of each sliding sleeve forms a convex part and a second inclined plane clamping groove, each convex part presses against each corresponding sliding sleeve spring, and each second inclined plane clamping groove is embedded with each steel ball; when the steel balls are embedded in the second inclined plane clamping grooves of the sliding sleeves, the sliding sleeve springs are pushed and compressed by the convex parts, and when the steel balls are embedded in the first inclined plane clamping grooves of the male connectors, the sliding sleeve springs elastically return and push the sliding sleeves to move towards the direction different from the direction in which the third fixing plate is arranged.

The first fixing nut is arranged on the first limiting flange, and the first limiting flange is arranged on the first limiting flange and is in a gradually expanding shape towards the first limiting flange.

Two long sides of the second fixing plate extend to form first covering pieces respectively, and the first covering pieces are attached to the outer side wall face corresponding to the third fixing plate.

The female joint sleeve is sleeved with a protective cover on the outer wall surface, the long sides of the two sides of the protective cover respectively extend to form second covering pieces in the same direction, and the inner surfaces of the second covering pieces are attached to the outer wall surfaces corresponding to the second fixing plate and the third fixing plate.

Therefore, the utility model has the advantages of, simple structure, the operation loading and unloading is convenient, moreover, because the female joint suit is parallelly connected to set up these some female joints, so can these some female joints of plug simultaneously, when these some female joints back off simultaneously after these some male joints, the relevant structure of leak stopping in this female joint suit can actuate in step, avoids this female joint suit to produce the weeping problem at the plug in-process and after extracting.

Drawings

Fig. 1 is a perspective view of the present invention.

Fig. 2 is a schematic perspective view of the male connector sleeve set and the female connector sleeve set of the present invention.

Fig. 3 is a schematic perspective view showing the sliding sleeve assembly and the fixing plate assembly of the female connector set according to the present invention.

Fig. 4 is a three-dimensional exploded view of the male connector set of the present invention.

Fig. 5 is a perspective exploded view of the female connector set of the present invention.

Fig. 6 is a schematic cross-sectional view showing that when the female connector sleeve is not engaged with the male connector sleeve, the steel balls are engaged with the inner wall surface of the sliding sleeve and the sliding sleeve simultaneously compresses the sliding sleeve springs and the water flow direction.

Fig. 7 is a schematic cross-sectional view illustrating the piston assembly pushed by the male connector and the water flow direction when the female connector is engaged with the male connector.

Fig. 8 is a schematic sectional view of the female connector sleeve set engaged with the male connector sleeve set, the steel ball engaged with the first inclined groove of the male connector and the sliding sleeve spring elastically returning to drive the sliding sleeve to move toward the male connector sleeve set and to move toward the water flow direction.

Fig. 9 is a schematic view of the liquid circulation in which the male connector set of the present invention is disposed on the notebook computer, the female connector set is disposed in parallel on the water inlet pipe and the water outlet pipe, and the male connector set is not combined with the female connector set.

FIG. 10 is a schematic view of the fluid circulation of the two female connectors of FIG. 9 simultaneously engaged with the corresponding male connectors.

Fig. 11 is a schematic perspective view of the second fixing plate of the present invention with the first covering sheet extending therefrom.

Fig. 12 is an exploded perspective view of fig. 11.

Fig. 13 is a schematic perspective view illustrating the protective cover sleeved on the female connector sleeve of the present invention.

Fig. 14 is an exploded perspective view of fig. 13.

Fig. 15 is a schematic view of a liquid circulation in which a conventional male connector assembly is installed on a notebook computer, a female connector assembly is installed on a water inlet pipe and a water outlet pipe in a one-sided insertion manner, and only a single female connector assembly is combined with the male connector assembly.

Detailed Description

Referring to fig. 1 and 2, a parallel non-return quick connector is disclosed, which includes a male connector set 10 and a female connector set 20, wherein one end of the female connector set 20 is movably clamped in the male connector set 10.

Referring to fig. 3, the female connector set 20 further includes a fixing plate assembly 21 and a sliding sleeve assembly 27, wherein the sliding sleeve assembly 27 is sleeved on one end of the fixing plate assembly 21.

Referring to fig. 4 in conjunction with fig. 2, the male connector set 10 is disclosed as including two male connectors 11, a first fixing plate 12 and two first fixing nuts 13, wherein the center of each male connector 11 is axially through, the outer wall surface of each male connector 11 is annularly and convexly provided with a first limiting flange 111, the first fixing plate 12 is penetrated by two first through holes 121 corresponding to the male connectors 11, the male connectors 11 are penetrated by the first through holes 121 corresponding to the first fixing plate 12, each first fixing nut 13 is respectively screwed with the corresponding male connector 11, and one surface of the first fixing plate 12 abuts against the same surface of the first limiting flanges 111, so that the male connectors 11 are connected in parallel.

Continuing to refer to fig. 4, it is disclosed that a first extending section 112 is extended from one side surface of each first limiting flange 111 of each male connector 11, and a first protruding portion 113 is disposed at the end of each first extending section 112, the radial cross section of each first protruding portion 113 is greater than or equal to the radial cross section of each first extending section 112, and each first protruding portion 113 is gradually enlarged toward each first extending section 112; the other side surface of each first limiting flange 111 of each male connector 11 is sequentially extended with a supporting section 114, a screwing section 115 and a combining section 116, the radial cross section of each combining section 116 is smaller than that of each screwing section 115, the radial cross section of each screwing section 115 is smaller than that of each supporting section 114, the radial cross section of each supporting section 114 is smaller than that of each first through hole 121 of the first fixing plate 12, each combining section 116 is concavely provided with a first inclined plane clamping groove 117, each supporting section 114 is respectively penetrated through each corresponding first through hole 121 of the first fixing plate 12, and each screwing section 115 is screwed on each first fixing nut 13.

Referring to fig. 5 in combination with fig. 2 and 3, the fixing plate assembly 21 is disclosed as including two female connectors 22, a second fixing plate 23, two second fixing nuts 24, two piston assemblies 25 and two bushing assemblies 26, wherein the center of each female connector 22 is axially through, the outer wall surface of each female connector 22 is annularly and convexly provided with a second limit flange 221, one side adjacent to each second limit flange 221 is concavely provided with a first outer ring groove 224, each first outer ring groove 224 is sleeved with a bushing sealing ring 262, the second fixing plate 23 is penetrated with two second through holes 231, the female connectors 22 are penetrated through the second through holes 231 corresponding to the second fixing plates 23, each second fixing nut 24 is respectively screwed with each corresponding female connector 22, the second fixing plate 23 abuts against the same surface of the second limit flange 221, so that the female connectors 22 are connected in parallel, each bushing assembly 26 is sleeved with each piston assembly 25 capable of elastic reciprocating displacement, each of the bushing components 26 is provided with a male joint sealing ring 263, each of the male joint sealing rings 263 provides the abutment of each of the piston components 25, and one end of each of the bushing components 26, which is provided with each of the piston components 25, is sleeved on one end of each of the female joints 22, which is different from the end where each of the second fixing nuts 24 is screwed, so that each of the piston components 25 is located between each of the bushing components 26 and the inside of each of the female joints 22; and the sliding sleeve component 27 is sleeved on the outer wall surfaces of the bushing components 26 and part of the female joints 22, the sliding sleeve component 27 includes two sliding sleeves 271 and a third fixing plate 272, the third fixing plate 272 is provided with two third through holes 2721 through, one end of each sliding sleeve 271 is correspondingly combined with each third through hole 2721, and the combination manner of each third through hole 2721 of the third fixing plate 272 is screwed or bonded to one end of each sliding sleeve 271.

With reference to fig. 5, it is disclosed that one end of each female connector 22 adjacent to each second fastening nut 24 is extended to form a second extending section 222, a plurality of second protruding portions 223 are protruded from the outer wall surface of each second extending section 222, and each second protruding portion 223 is gradually extended toward the corresponding second limiting flange 221.

Referring to fig. 6 in combination with fig. 1 and 5, each piston assembly 25 is disclosed as including a piston 251, one end of each piston 251 is a closed abutting surface 2514, the other end of each piston 251 forms an opening 2512, a plurality of through holes 2511 penetrate through the side wall surface of each piston 251, each opening 2512 is communicated with each corresponding through hole 2511, a second outer ring groove 2513 is recessed between each through hole 2511 and each abutting surface 2514 on the outer wall surface of each piston 251, a piston sealing ring 252 is embedded in each second outer ring groove 2513, one side surface of each abutting surface 2514, which is different from the side surface adjacent to the second outer ring groove 2513, abuts against one end of a piston spring 253, the other end of each piston spring 253 abuts against the inner wall surface of each corresponding female joint 22, and the axial section of each piston spring 253 in the direction from each piston 251 to each female joint 22 is gradually expanded. Each of the bushing components 26 is a bushing 261 having a plurality of steel ball through holes 2611 extending through a wall surface thereof, each of the steel ball through holes 2611 is respectively provided with a steel ball 264, an inner annular groove 2613 is concavely formed on an inner wall surface of the bushing 261, the male connector sealing ring 263 is embedded in the inner annular groove 2613, a sliding sleeve spring 265 is sleeved on an outer wall surface of the bushing 261, a retaining groove 2612 is concavely formed on an outer wall surface of the bushing 261, and a C-shaped retaining ring 266 is sleeved on the retaining groove 2612. A protrusion 2711 and a second inclined groove 2712 are formed on the inner wall surface of each sliding sleeve 271, each protrusion 2711 presses against each corresponding sliding sleeve spring 265, each second inclined groove 2712 is used for embedding each steel ball 264, and each sliding sleeve spring 265 is pushed and compressed by each protrusion 2711 when each steel ball 264 is embedded in the second inclined groove 2712 of each sliding sleeve 271.

With reference to fig. 6, when each piston assembly 25 is not forced by each male connector 11, each piston assembly 25 is clamped in each bushing assembly 26, and more specifically, each piston spring 253 between each piston 251 and each female connector 22 provides elastic force to push each piston 251 against each piston 251, so that each piston 251 is located at the position of each steel ball through hole 2611 on the inner wall surface of each bushing 261, each steel ball 264 cannot drop out of each steel ball through hole 2611, and the through holes 2511 of each piston 251 are sealed by the inner wall surface of each bushing 261, and at this time, each opening 2512 of each piston assembly 25 cannot be communicated with the inner channel of each female connector 22 through each through hole 2511.

Referring to fig. 7 to 10, the male connectors 11 of the male connector set 10 are disposed in a side socket of a notebook computer 41, and the socket is disposed with a heat dissipation water pipe 423 inside the notebook computer 41, so that when the male connectors 11 are inserted into the notebook computer 41, the male connectors 11 can communicate with the heat dissipation water pipe 423, the female connectors 22 of the female connector set 20 are respectively combined with a water inlet pipe 421 and a water outlet pipe 422, and the other ends of the water inlet pipe 421 and the water outlet pipe 422 are combined with a circulating water cooler 40. When each piston assembly 25 is forced on each male connector 11, each piston assembly 25 will apply force to compress each piston spring 253, each piston 251 will move towards each female connector 22, when the connection section 116 of each male connector 11 penetrates into each bushing 261, each steel ball 264 will be embedded in each first inclined slot 117 when each first inclined slot 117 moves to the position of each steel ball through hole 2611, each sliding sleeve spring 265 will elastically return and push each sliding sleeve 271 to move towards the direction different from the direction in which the third fixing plate 272 is arranged when each steel ball 264 is embedded in the first inclined slot 117 of each male connector 11, by the above structure, each male connector 11 is engaged in each bushing 261, and further the male connector set 10 and the female connector set 20 are engaged with each other, and then each piston ring 252 and each male connector sealing ring 263 are arranged, when the male connector set 10 is combined with the female connector set 20, each piston sealing ring 252 and each male connector sealing ring 263 can tightly adhere to the inner pipe wall, the inner channel of each male connector 11 is communicated with each opening 2512 of each piston 251, the openings 2512 of the pistons 251 are communicated with the through holes 2511, and then communicated with the internal passages of the female connectors 22 through the through holes 2511, so that when the liquid for heat dissipation flows in through the water inlet pipe 421, can flow through the corresponding male connector 11 through one of the female connectors 22, and after flowing into the heat dissipation water pipe 423 to replace the notebook computer 41 for heat dissipation through the male connector 11, the heat dissipating water pipe 423 flows out to the water outlet pipe 422 through the other male connector 11, and then flows back to the circulating water cooler 40 through the water outlet pipe 422, and circulates repeatedly in the above manner, so as to achieve the effect of cooling. Because the female connector set 20 of the present invention is configured to fix the female connectors 22 in parallel, the female connectors 22 can be inserted into or pulled out of the corresponding male connectors 11 at the same time, and the liquid can flow when the male connector set 10 and the female connector set 20 are completely communicated, thereby avoiding the problem of liquid leakage caused by inserting any one of the female connectors 22. The above embodiments are not limited to the notebook computer 41, but may also be applied to electric appliances requiring heat dissipation, such as desktop computers and display adapters.

Referring to fig. 11 and 12, it is disclosed that two long sides of the second fixing plate 23 respectively extend to form first covering pieces 232, and the first covering pieces 232 are attached to the outer side wall surfaces corresponding to the third fixing plate 272. If the user grasps the second fixing plate 23 and the third fixing plate 272 at the same time, the sliding sleeves 271 cannot slide normally when the female connectors 22 are inserted into or pulled out of the male connectors 11, and the steel balls 264 cannot be smoothly inserted into the first inclined slots 117, which may cause excessive liquid leakage due to the error action, so the design of the first covering pieces 232 can prevent the user from grasping the second fixing plate 23 and the third fixing plate 272 at the same time, thereby reducing the possibility of liquid leakage.

Referring to fig. 13 and 14, it is disclosed that the female connector set 20 is provided with a protection cover 30 on the outer wall surface, the long sides of the protection cover 30 extend to form second covering pieces 301 in the same direction, the inner surfaces of the second covering pieces 301 are attached to the outer wall surfaces corresponding to the second fixing plate 23 and the third fixing plate 272, the protection cover 30 has the same function as the first covering pieces 232, and the user can be prevented from simultaneously grasping the second fixing plate 23 and the third fixing plate 272.

Claims

1. A parallel non-return quick connector is characterized by comprising:

2. The quick coupling with parallel non-return function according to claim 1, wherein a first extending section is extended from one side surface of the first position-limiting flange of each male coupling, and a first engaging protrusion is provided at the end of each first extending section, the radial cross-section of each first engaging protrusion is greater than or equal to the radial cross-section of each first extending section, and each first engaging protrusion is tapered toward each first extending section; the other side surface of each first limiting flange of each male connector is sequentially provided with a supporting section, a screwing section and a combining section in an extending mode, the radial section of each combining section is smaller than that of each screwing section, the radial section of each screwing section is smaller than that of each supporting section, the radial section of each supporting section is smaller than that of each first through hole of the first fixing plate, each combining section is concavely provided with a first inclined-plane clamping groove, each supporting section is respectively arranged in each first through hole corresponding to the first fixing plate in a penetrating mode, and each screwing section is screwed on each first fixing nut.

3. The parallel non-return quick coupling according to claim 2, wherein each piston assembly comprises a piston, one end of each piston is a closed abutting surface, the other end of each piston is formed with an opening, a plurality of through holes are formed through the side wall surface of each piston, each opening communicates with each corresponding through hole, a second outer ring groove is concavely formed on the outer wall surface of each piston between each through hole and each abutting surface, a piston sealing ring is embedded in each second outer ring groove, one side surface of each abutting surface, which is different from the side surface adjacent to the second outer ring groove, abuts against one end of a piston spring, the other end of each piston spring abuts against the inner wall surface of each corresponding female coupling, and the axial section of each piston spring in the direction from each piston to each female coupling is gradually enlarged.

4. The parallel connection type quick coupling of claim 3, wherein each bushing assembly is a bushing having a plurality of steel ball through holes formed through a wall surface thereof, each steel ball through hole is respectively penetrated by a steel ball, an inner annular groove is concavely formed on an inner wall surface of the bushing, the male coupling sealing ring is embedded in the inner annular groove, a sliding sleeve spring is sleeved on an outer wall surface of the bushing, a clamping groove is concavely formed on an outer wall surface of the bushing, a C-shaped snap ring is sleeved in the clamping groove, a convex portion and a second inclined surface slot are formed on an inner wall surface of each sliding sleeve, each convex portion presses against each corresponding sliding sleeve spring, and each steel ball is embedded in each second inclined surface slot; when the steel balls are embedded in the second inclined plane clamping grooves of the sliding sleeves, the sliding sleeve springs are pushed and compressed by the convex parts, and when the steel balls are embedded in the first inclined plane clamping grooves of the male connectors, the sliding sleeve springs elastically return and push the sliding sleeves to move towards the direction different from the direction in which the third fixing plate is arranged.

5. The quick coupling with parallel non-return function according to claim 4, wherein each female coupling is extended to form a second extension section adjacent to one end of each second fixing nut, a plurality of second engaging protrusions are protruded from an outer wall surface of each second extension section, and each second engaging protrusion is tapered toward the corresponding second limiting flange.

6. The quick coupling of claim 5, wherein two long sides of the second fixing plate are extended with a first covering plate respectively, and the first covering plates are attached to the outer wall of the third fixing plate.

7. The quick coupling of parallel non-return of claim 5, wherein the female coupling sleeve is provided with a protection cover on the outer wall, the two long sides of the protection cover are extended with a second cover piece, the inner surfaces of the second cover pieces are attached to the outer wall corresponding to the second fixing plate and the third fixing plate.