CN113757469A

CN113757469A - Fluid connector

Info

Publication number: CN113757469A
Application number: CN202111217038.0A
Authority: CN
Inventors: 李小强; 周敏; 曾凡乐; 李长征; 王明; 曾浩
Original assignee: Beisit Electric Tech Hangzhou Co ltd
Current assignee: Beisit Electric Tech Hangzhou Co ltd
Priority date: 2021-10-19
Filing date: 2021-10-19
Publication date: 2021-12-07

Abstract

The invention discloses a fluid connector, which comprises a plug base shell, a plug compression ring, a plug shell, a plug spring, a sealing block, a pressing block, a socket base shell, a socket compression ring, a socket shell, a socket spring, a sealing rod and a sealing ring, wherein the plug spring is arranged in the plug shell; the sealing rod is installed in the socket shell, the socket spring is sleeved on the sealing rod, the sealing ring is installed at the end part of the socket shell, the socket compression ring is in threaded connection with the socket base shell and used for installing the socket shell, the front end of the sealing block is inserted into the sealing ring, and the sealing block abuts against the sealing rod. After the plug base shell and the socket base shell are connected with equipment, the plug and the socket are oppositely inserted, and therefore connection errors between the plug and the socket can be eliminated.

Description

Fluid connector

Technical Field

The invention relates to the technical field of connecting equipment, in particular to a fluid connector.

Background

The common cooling mode of the electronic equipment is wind cooling and liquid cooling. With the development trend of integration and miniaturization of equipment, the performance and the service life of the equipment are directly influenced by the heat dissipation and cooling of electronic components. The liquid cooling heat dissipation has the advantages of high heat dissipation efficiency, low noise, small occupied space and the like, so that the liquid cooling is widely used on a cooling system of the electronic equipment instead of air cooling. The fluid connector in the liquid cooling system is used as an important component for connecting a high-pressure fluid pipeline and controlling the on-off of the pipeline, and the connection between a plug and a socket is particularly important; when the fluid connector plug and socket sub-module is installed on equipment, the centers of the plug and socket are not on the same axis due to the position error of the opening or the installation of the equipment, and the centering error is generated.

In order to solve the problem, a blind-mate fluid connector in the current market adopts a floating structure, and because the existing blind-mate floating structure only swings at a fulcrum, an included angle is formed between a plug shell and an axis of a socket shell after plugging, and the adjustment range of misalignment errors is extremely small; for the application environment of vibration or repeated insertion, the shell of the plug and the socket is easy to damage, fluid can corrode the shell from the damaged part, the service life is shortened, the shell of the plug and the socket is easy to damage, and the fluid can corrode the shell from the damaged part, so the service life is shortened; the plug and the socket can not float after being plugged, and can not play a role in shock absorption and shock absorption; be connected for the thread between plug casing and the briquetting, when the product is installed and is used on equipment, can lead to the thread to be connected not hard up because of the vibrations of equipment, lead to sealed bad, the inside liquid leakage that passes through of product, influence the normal use of product, be connected for the thread between the plug clamping ring of current product and the plug base, when the product is installed and is used on equipment, the plug clamping ring compresses tightly the plug casing, be the contact between face and the face between plug clamping ring and the plug casing, because of the coefficient of friction between face and the face is great, when plug and socket are when being connected to the plug-in connection, the degree of difficulty that the product floated and removed has been increased.

Therefore, it is an urgent technical problem to be solved by those skilled in the art to provide a plug and socket for a fluid connector with good connection effect, good anti-vibration effect and high safety performance.

Disclosure of Invention

The invention aims to provide a fluid connector, which has the advantages that the plug and socket structure of the existing fluid connector is optimized, the centering connection error allowable range of the plug and socket is large, the service life is long, the floating connection is smooth, and the safety and the convenience of the liquid cooling system in the process of pipeline construction and use are improved.

In order to solve the technical problems, the invention provides a fluid connector which comprises a plug base shell, a plug press ring, a plug shell, a plug spring, a sealing block, a pressing block, a socket base shell, a socket press ring, a socket shell, a socket spring, a sealing rod and a sealing ring, wherein the plug spring is arranged in the plug shell; the sealing device comprises a sealing rod, a socket spring, a socket pressing ring, a socket base shell, a sealing ring, a plug shell, a sealing ring, a socket pressing ring and a sealing block, wherein the sealing rod is arranged in the socket shell, the socket spring is sleeved on the sealing rod, the front end of the sealing rod is connected with the sealing ring, the sealing ring is arranged at the end part of the socket shell, the tail end of the sealing rod is arranged in the socket base shell, the socket pressing ring is in threaded connection with the socket base shell and is used for installing the socket shell, the plug shell is inserted in the socket base shell, the front end of the sealing block is inserted in the sealing ring, and the sealing block abuts against the sealing rod.

Preferably, the pressing block is connected with the plug shell through a plug snap spring.

Preferably, the fit radial clearance between the plug shell and the pressing block is 0-1 mm.

Preferably, the sealing ring is connected with the socket housing by a socket snap spring.

Preferably, one end of the plug spring is conical, the other end of the plug spring is cylindrical, and the other end of the plug spring is connected with the pressing block.

Preferably, the socket spring is a conical spring, and an end of the socket spring having a small inner diameter is connected to the sealing ring.

Preferably, an annular groove for installing a steel ball of the plug is formed in the plug pressing ring.

Preferably, the socket pressing ring is provided with an annular groove for mounting a socket steel ball.

Preferably, the inner hole of the plug pressing ring and the inner hole of the socket pressing ring are both provided with at least one clamping groove.

Preferably, hexagonal protrusions are arranged on the plug base shell and the socket base shell.

The invention provides a fluid connector which comprises a plug base shell, a plug compression ring, a plug shell, a plug spring, a sealing block, a pressing block, a socket base shell, a socket compression ring, a socket shell, a socket spring, a sealing rod and a sealing ring, wherein the plug spring is arranged in the plug shell; the sealing rod is installed in the socket shell, the socket spring is sleeved on the sealing rod, the front end of the sealing rod is connected with the sealing ring, the sealing ring is installed at the end of the socket shell, the tail end of the sealing rod is installed in the socket base shell, the socket pressing ring is in threaded connection with the socket base shell and used for installing the socket shell, the plug shell is inserted in the socket base shell, the front end of the sealing block is inserted in the sealing ring, and the sealing block abuts against the sealing rod. The plug shell and the pressing block are in interference connection, so that the equipment is prevented from loosening due to vibration of the equipment in the using process, the product cannot play a sealing role, and the normal use of the product is influenced; the plane at the rear end of the pressing block supports the plug spring, so that the plug spring and the sealing block cannot retreat, and thus the plug shell, the sealing block, the plug spring and the pressing block form a whole; the plug spring and the sealing block form a piston structure, so that the sealing block can axially move along with the compression and extension of the plug spring to control the sealing state of the plug shell; the plug press ring is sleeved on the outer surface of the plug shell and connected with the plug base shell, and the plug base shell is connected with the equipment; the socket shell is connected with the socket base shell, the end face of the sealing rod supports the socket spring to abut against the sealing ring, so that the socket shell, the sealing ring, the socket spring and the sealing rod form a whole and form a piston structure, and the sealing ring axially moves along with the compression and extension of the socket spring to control the sealing state of the socket head and the outside; after the plug base shell and the socket base shell are connected with equipment, the plug and the socket are inserted in a butting mode, and misalignment errors between the plug and the socket can be eliminated.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is a schematic overall structure diagram of an embodiment of the present invention;

FIG. 2 is a cross-sectional view of the structure shown in FIG. 1;

FIG. 3 is an isometric exploded view of the structure of FIG. 1;

fig. 4 is a schematic view of the plug press ring structure shown in fig. 3;

fig. 5 is a schematic view of the socket pressure ring structure shown in fig. 4.

Wherein, in fig. 1-5:

the plug comprises a plug base shell-1, a plug press ring-2, a plug shell-3, a plug spring-4, a sealing block-5, a pressing block-6, a socket base shell-7, a socket press ring-8, a socket shell-9, a socket spring-10, a sealing rod-11, a sealing ring-12, a plug snap spring-13, a socket snap spring-14, a plug steel ball-15 and a socket steel ball-16.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 5, fig. 1 is a schematic overall structure diagram of an embodiment of the present invention; FIG. 2 is a cross-sectional view of the structure shown in FIG. 1; FIG. 3 is an isometric exploded view of the structure of FIG. 1;

fig. 4 is a schematic view of the plug press ring structure shown in fig. 3; fig. 5 is a schematic view of the socket pressure ring structure shown in fig. 4.

In a specific embodiment provided by the invention, the plug-in type plug mainly comprises a plug base shell 1, a plug press ring 2, a plug shell 3, a plug spring 4, a sealing block 5, a press block 6, a socket base shell 7, a socket press ring 8, a socket shell 9, a socket spring 10, a sealing rod 11 and a sealing ring 12, wherein the plug spring 4 is arranged in the plug shell 3, the sealing block 5 is arranged at one end of the plug shell 3, the press block 6 is arranged at the other end of the plug shell 3, the sealing block 5 and the press block 6 are respectively arranged at two ends of the plug spring 4, the plug shell 3 is inserted in the plug base shell 1, and the plug press ring 2 is in threaded connection with the plug shell 3; sealing rod 11 is installed in socket housing 9, socket spring 10 suit is on sealing rod 11, sealing rod 11 front end is connected with sealing ring 12, sealing ring 12 is installed in socket housing 9 tip, 11 end-to-end installations of sealing rod are in socket base casing 7,

socket clamping ring

8 and 7 threaded connection of socket base casing for installation socket housing 9, plug housing 3 pegs graft in socket base casing 7, 5 front ends of seal piece peg graft in sealing ring 12, and seal piece 5 offsets with sealing rod 11.

Specifically, in the actual application process, the interference connection between the plug shell 3 and the pressing block 6 can prevent equipment from loosening due to vibration of the equipment in the use process, so that the product cannot play a sealing role and the normal use of the product is influenced; the plane at the rear end of the pressing block 6 supports the plug spring 4, so that the plug spring 4 and the sealing block 5 cannot retreat, and thus the plug shell 3, the sealing block 5, the plug spring 4 and the pressing block 6 form a whole; the plug spring 4 and the sealing block 5 form a piston structure, so that the sealing block 5 can axially move along with the compression and extension of the plug spring 4 to control the sealing state of the plug shell 3; the plug press ring 2 is sleeved on the outer surface of the plug shell 3 and connected with the plug base shell 1, and the plug base shell 1 is connected with equipment; the socket shell 9 is connected with the socket base shell 7, the end face of the sealing rod 11 supports the socket spring 10 to abut against the sealing ring 12, so that the socket shell 9, the sealing ring 12, the socket spring 10 and the sealing rod 11 form a whole and form a piston structure, and the sealing ring 12 axially moves along with the compression and extension of the socket spring 10 to control the sealing state of the socket head and the outside; after the plug base shell 1 and the socket base shell 7 are connected with equipment, the plug and the socket are inserted in a butting mode, and misalignment errors between the plug and the socket can be eliminated.

On the basis of the above-described exemplary embodiments, the pressure piece 6 is preferably connected to the plug housing 3 by means of a plug snap spring 13. The plug clamp spring 13 is in interference connection, so that the equipment is prevented from loosening due to vibration of the equipment in the using process, the product cannot play a sealing role, and the normal use of the product is influenced.

It should be noted that, be provided with the O type packing ring between sealed piece 5 and the plug housing 3 inside, the plane support plug spring 4 of briquetting 6 rear end, the O type packing ring, plug housing 3, sealed piece 5, plug spring 4, plug jump ring 13 and briquetting 6 form a whole, when plug socket carries out not to the interpolation like this, plug housing 3 carries out radial movement, plug spring 4 also follows to remove together, guarantee plug spring 4 and sealed piece 5 axis on the same line all the time, make sealed piece 5 do not have the card risk of dying at the resilience in-process.

Furthermore, an O-shaped gasket is arranged between the plug shell 3 and the end face of the plug base shell 1, so that the sealing effect between the plug shell 3 and the end face of the plug base shell 1 is ensured; furthermore, a groove is arranged at the contact part of the plug shell 3 and the pressing block 6, so that the pressing block 6 has enough space to be connected with the plug shell 3 and can move radially after being sunk into the plug base shell 1; furthermore, the contact position of the plug base shell 1 and the equipment is in a sealing mode with an inclined plane, the contact position is in two modes of an O-shaped gasket and a non-O-shaped gasket, a groove is arranged in the vertical direction for performing radial sealing, a groove is arranged in the horizontal direction for performing end face sealing, and the sealing modes can be selected from one or combined selection or all selection on the same interface without limitation.

On the basis of the above embodiments, it is preferable that the radial clearance of the plug housing 3 and the press block 6 is 0 to 1 mm. It should be noted that, two surfaces and a groove are arranged on the plug housing 3, the axial total height therebetween is 2.5mm, two surfaces and a groove which are correspondingly arranged and matched with the pressing block 6 are arranged on the pressing block 6, the axial total height is also 2.5mm, the size is the optimal size of the current scheme, of course, the axial total height can be other sizes, the design reduces the installation distance of the product, and reduces the cost of the product; the radial clearance of the cooperation in the above and groove of plug housing 3 and briquetting 6 is between 0 ~ 1.0mm, and this distance can guarantee to install smoothly between plug housing 3 and the briquetting 6, can guarantee again that plug housing 3 and briquetting 6 can not become flexible after the installation, guarantees the stability of using.

Further, the sealing ring 12 is connected with the socket housing 9 by means of the socket snap spring 14. The socket clamp spring 14 is in interference connection, so that the equipment is prevented from loosening due to vibration of the equipment in the using process, the product cannot play a sealing role, and the normal use of the product is influenced.

On the basis of the above embodiment, it is preferable that one end of the plug spring 4 is tapered, the inner diameter is gradually reduced, the other end of the plug spring 4 is cylindrical, and the other end of the plug spring 4 is connected to the pressing block 6. One end of the plug spring 4 is conical, the inner diameter of the plug spring is gradually reduced, the plug spring is cylindrical at the small end, and only the plug spring with the small inner diameter can be loaded into the pressing block 6 during assembly, so that the fool-proof effect is achieved.

In addition to the above-described embodiment, it is preferable that the socket spring 10 is a conical spring, and the end portion of the socket spring 10 having a small inner diameter is connected to the seal ring 12.

On the basis of the above-described embodiment, it is preferable that the plug collar 2 is provided with an annular groove for mounting the plug steel balls 15. An annular groove can be added on the

plug press ring

2, 1 or more plug steel balls 15 are arranged in the annular groove, after the product is assembled, the plug press ring 2 and the plug shell 3 are supported by the plug steel balls 15, and a gap of more than 0.02mm is reserved between the plug press ring 2 and the plug shell 3; the contact surface after plug clamping ring 2 and the laminating of plug base casing 1 guarantees to leave the clearance more than 0.02mm between plug casing 3 and plug base casing 1, and plug steel ball 15 can reduce the coefficient of friction of plug clamping ring 2 and the 1 binding face of plug base casing when compression O type circle is waterproof, makes the product connect more smoothly to floating when inserting.

On the basis of the above embodiment, it is preferable that the socket pressing ring 8 is provided with an annular groove for mounting the socket steel balls 16. An annular groove can be added on the

socket press ring

8, 1 or more socket steel balls 16 are arranged in the annular groove, after the product is assembled, the socket press ring 8 and the socket shell 9 are supported by the socket steel balls 16, and a gap of more than 0.02mm is reserved between the socket press ring 8 and the socket shell 9; the contact surface of the socket base shell 7 and the socket shell 9 after being attached ensures that a gap of more than 0.02mm is reserved between the socket base shell 7 and the socket shell 9, and the socket steel balls 16 can reduce the friction coefficient of the attachment surface of the socket base shell 7 and the socket shell 9 while the compression O-shaped ring is waterproof, so that the floating connection of the product during insertion is smoother.

Further, the inner hole of the plug compression ring 2 and the inner hole of the socket compression ring 8 are both provided with at least one clamping groove. 1 or more clamping grooves are added in the circular hole of the plug compression ring 2, and a special tool is adopted for assembly during assembly, so that the plug is prevented from being invalid and dangerous due to manual disassembly during work; similarly, 1 or more clamping protrusions are added in the round hole of the socket pressing ring 8, and a special tool is adopted for assembly during assembly, so that the plug is prevented from being invalid and dangerous due to manual disassembly during work; plug clamping ring 2 and socket clamping ring 8 be cylindrical and other inconvenient shapes of twisting, guarantee that plug clamping ring 2 and socket clamping ring 8 are more stable.

In addition to the above embodiments, it is preferable that hexagonal protrusions be provided on both the plug base housing 1 and the socket base housing 7. The design of the hexagonal convex part is convenient for butt joint with equipment, and meanwhile, threaded connection with the plug pressing block 6 cannot be influenced.

To sum up, the fluid connector provided in this embodiment mainly includes a plug base housing, a plug compression ring, a plug housing, a plug spring, a sealing block, a pressing block, a socket base housing, a socket compression ring, a socket housing, a socket spring, a sealing rod, and a sealing ring, wherein the plug spring is installed in the plug housing, the sealing block is disposed at one end of the plug housing, the pressing block is disposed at the other end of the plug housing, the sealing block and the pressing block are respectively disposed at two ends of the plug spring, the plug housing is inserted into the plug base housing, and the plug compression ring is in threaded connection with the plug housing; the sealing rod is installed in the socket shell, the socket spring is sleeved on the sealing rod, the front end of the sealing rod is connected with the sealing ring, the sealing ring is installed at the end of the socket shell, the tail end of the sealing rod is installed in the socket base shell, the socket pressing ring is in threaded connection with the socket base shell and used for installing the socket shell, the plug shell is inserted in the socket base shell, the front end of the sealing block is inserted in the sealing ring, and the sealing block abuts against the sealing rod. The plug shell and the pressing block are in interference connection, so that the equipment is prevented from loosening due to vibration of the equipment in the using process, the product cannot play a sealing role, and the normal use of the product is influenced; the plane at the rear end of the pressing block supports the plug spring, so that the plug spring and the sealing block cannot retreat, and thus the plug shell, the sealing block, the plug spring and the pressing block form a whole; the plug spring and the sealing block form a piston structure, so that the sealing block can axially move along with the compression and extension of the plug spring to control the sealing state of the plug shell; the plug press ring is sleeved on the outer surface of the plug shell and connected with the plug base shell, and the plug base shell is connected with the equipment; the socket shell is connected with the socket base shell, the end face of the sealing rod supports the socket spring to abut against the sealing ring, so that the socket shell, the sealing ring, the socket spring and the sealing rod form a whole and form a piston structure, and the sealing ring axially moves along with the compression and extension of the socket spring to control the sealing state of the socket head and the outside; after the plug base shell and the socket base shell are connected with equipment, the plug and the socket are inserted in a butting mode, and misalignment errors between the plug and the socket can be eliminated.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A fluid connector is characterized by comprising a plug base shell (1), a plug press ring (2), a plug shell (3), a plug spring (4), a sealing block (5), a press block (6), a socket base shell (7), a socket press ring (8), a socket shell (9), a socket spring (10), a sealing rod (11) and a sealing ring (12), the plug spring (4) is arranged in the plug shell (3), the sealing block (5) is arranged at one end of the plug shell (3), the pressing block (6) is arranged at the other end of the plug shell (3), the sealing block (5) and the pressing block (6) are respectively arranged at two ends of the plug spring (4), the plug shell (3) is inserted in the plug base shell (1), the plug press ring (2) is in threaded connection with the plug shell (3); the sealing device is characterized in that the sealing rod (11) is installed in the socket shell (9), the socket spring (10) is sleeved on the sealing rod (11), the front end of the sealing rod (11) is connected with the sealing ring (12), the sealing ring (12) is installed at the end part of the socket shell (9), the tail end of the sealing rod (11) is installed in the socket base shell (7), the socket pressing ring (8) is in threaded connection with the socket base shell (7) and used for installing the socket shell (9), the plug shell (3) is inserted in the socket base shell (7), the front end of the sealing block (5) is inserted in the sealing ring (12), and the sealing block (5) is abutted against the sealing rod (11).

2. The fluid connector as claimed in claim 1, characterized in that the pressure piece (6) is connected to the plug housing (3) by means of a plug clamping spring (13).

3. The fluid connector according to claim 2, wherein the radial clearance of the plug housing (3) and the press block (6) is 0-1 mm.

4. A fluid connector according to claim 3, characterized in that the sealing ring (12) is connected with the socket housing (9) by a socket snap spring (14).

5. The fluid connector according to claim 1, wherein one end of the plug spring (4) is tapered and the other end of the plug spring (4) is cylindrical, the other end of the plug spring (4) being connected to the pressing piece (6).

6. A fluid connector according to claim 5, characterized in that the socket spring (10) is a conical spring, the end of the socket spring (10) having a small inner diameter being connected with the sealing ring (12).

7. A fluid connector according to any one of claims 1 to 6, wherein the plug collar (2) is provided with an annular groove for mounting a plug ball (15).

8. A fluid connector according to claim 7, wherein the socket clamping ring (8) is provided with an annular groove for mounting socket steel balls (16).

9. A fluid connector according to claim 8, wherein the inner bore of the plug collar (2) and the inner bore of the socket collar (8) are each provided with at least one clamping groove.

10. A fluid connector according to claim 9, wherein hexagonal protrusions are provided on both the plug base housing (1) and the socket base housing (7).