CN220749381U - Blind-plugging quick connector - Google Patents

Abstract

The utility model provides a blind-mate quick connector, which comprises a male connector and a female connector; the male comprises a male base, a fastener and a joint assembly; one end of the joint component is arranged in the male base, the fastening piece is arranged between the joint component and the male base, one end of the fastening piece is abutted to the left end of the joint component, and floating gaps are formed between the outer wall of the joint component and the inner wall of the fastening piece and between the outer wall of the joint component and the inner wall of the male base; the female head comprises a female head valve body, and the inner wall of the opening at the left end of the female head valve body is provided with a conical hole wall section with gradually reduced inner diameter from left to right; the male and female are connected by a joint assembly that is capable of floating along the radial direction of the tapered bore wall section. The male valve body can float in the female valve body in the radial direction, so that the problem that the female error changes when other servers are replaced, and the male is deviated to the matching position of the female of the previous server, so that the error exceeds the tolerance range and cannot be matched is solved.

Description

Blind-plugging quick connector

Technical Field

The utility model belongs to the technical field of liquid cooling, and particularly relates to a blind-mate quick connector.

Background

The quick connector is a connecting device for quickly connecting or disconnecting a flow path (such as a gas flow path and a liquid flow path) to realize quick disassembly and assembly, and is widely applied to quick connection of liquid cooling system components in the liquid cooling industry and the like. Most of the existing quick connectors need to manually open the locking piece of the connector to guide the connection and disconnection of the male connector and the female connector, however, in some special cases, operators cannot accurately align the male connector and the female connector to be connected, and the locking piece cannot be opened by two hands, so that the quick connector is very inconvenient to use.

The present utility model has been made to solve the above problems.

Disclosure of Invention

In order to overcome the defects, the utility model aims to provide the blind-plug quick connector which can realize quick connection and disconnection of a plugging flow channel and prevent liquid leakage, and meanwhile, the quick connector has a certain tolerance function, so that the problem that the blind-plug quick connector cannot be matched due to errors generated in production or installation of a cabinet, a server and a guide rail can be solved.

The technical scheme adopted by the utility model is as follows:

a blind-mate quick connector comprises a male connector and a female connector;

the male comprises a male base, a fastening piece, an elastic resetting piece and a joint assembly;

one end of the connector assembly is arranged in the male base, the fastener is arranged between the connector assembly and the male base, one end of the fastener is abutted to the front end of the connector assembly, and floating gaps are formed between the outer wall of the connector assembly and the inner wall of the fastener and between the outer wall of the connector assembly and the inner wall of the male base;

the female head comprises a female head valve body, and the inner wall of the opening at the front end of the female head valve body is provided with a conical hole wall section with gradually reduced inner diameter from front to back;

the male and female heads are connected by the joint assembly, which is capable of floating along the radial direction of the conical hole wall section;

the floating gap between the outer wall of the joint assembly and the inner wall of the male base is provided with an elastic resetting piece, and the elastic resetting piece is used for ensuring that the joint assembly automatically resets in the radial direction.

Preferably, the joint assembly comprises a male valve body, and the elastic reset piece is a reset spring;

when the male and female heads are connected by the joint assembly, the male valve body can float along the radial direction of the conical hole wall section;

the return spring is used for automatically resetting the male valve body in the radial direction.

Preferably, the joint assembly further comprises a male head limiting ring, a male head valve core and a male head spring;

the male valve is characterized in that the male spring is arranged in the male valve body, the front end in the male valve body is provided with the male limiting ring, one end of the male spring is elastically abutted against the male limiting ring, the other end of the male spring is elastically abutted against the male valve core, and the male valve core is movably arranged in the male valve body.

Preferably, the female further comprises a seal, a rigid valve stem, a female spring;

the rigid valve rod is fixed in the female valve body, the sealing element is movably arranged in the female valve body, a female head spring is further arranged in the female valve body, one end of the female head spring is elastically abutted to the sealing element, the other end of the female head spring is elastically abutted to the female head limiting ring, and the sealing element is sleeved at the front end of the rigid valve rod.

Preferably, the rigid valve rod is of a rod-shaped structure with two thick ends and a thin middle, the front end of the rigid valve rod is matched with the sealing piece to seal one end of the female valve body, and the tail end of the rigid valve rod is an end disc with any shape and is used for fluid circulation. Preferably, the tail end of the rigid valve rod is a three-fork star-shaped end disc.

Preferably, a first sealing ring is arranged between the male base and the front end face of the male valve body, a second sealing ring is arranged between the front end face of the fastener and the male valve body, a third sealing ring is arranged between the inner wall of the male base and the outer wall of the fastener, and a fourth sealing ring is arranged between the outer wall of the male valve core and the inner wall of the male valve body.

Preferably, a fifth sealing ring is arranged between the outer wall of the sealing piece and the inner wall of the female valve body, and a sixth sealing ring is arranged between the rigid valve rod and the fastening piece.

Preferably, the male base comprises a male pipe connecting portion, a male base body and a seventh sealing ring, the male pipe connecting portion is arranged on one side of the male base body, the seventh sealing ring is arranged on the outer side of the joint of the male pipe connecting portion and the male base body, a mounting groove is formed in the other side of the male base body, and the fastening piece is arranged in the mounting groove.

Preferably, the female head further comprises a female head pipeline connecting portion and an eighth sealing ring, the female head pipeline connecting portion is arranged at one end of the female head valve body, and the eighth sealing ring 20 is arranged at the joint of the female head valve body and the female head pipeline connecting portion.

Preferably, the outer surface of the female pipe connecting part and the outer surface of the male pipe connecting part are both provided with threads; or the female pipe connecting part and the male pipe connecting part are connected by adopting a pagoda joint.

Compared with the prior art, the utility model has the following beneficial effects:

1. the utility model provides a blind-insert quick connector, wherein a male valve body can radially float in a female valve body, so that the problem that when other servers are replaced, errors of the female are changed, and the male is deviated to the matching position of the female of the last server, so that the errors exceed the tolerance range and cannot be matched is solved.

2. According to the utility model, the reset spring is arranged between the male head base and the male head valve body, and when the male head and the female head are disconnected, the male head valve body can be reset to the initial position.

3. The utility model can realize the blind insertion function of the server, the server is more convenient to put on and put off, the automatic runner is closed after the server is disconnected, no water leakage exists, and a hose between the server and the water separator is omitted, so that the later operation and maintenance are more convenient.

4. The male valve body of the quick connector can float in a certain range, has a tolerance function, can eliminate machining and mounting errors of equipment such as a cabinet, a server and a water distributor, further realizes a blind insertion function, simultaneously avoids additionally adding a floating tolerance mechanism, and can save the use space in the cabinet.

5. The male valve core is arranged at the outlet of the male fluid channel, the sealing piece at the inlet of the female fluid channel is matched with the front end of the rigid valve rod, and even in a pulled-out state, the male and female heads can not leak out.

6. When the male head and the female head of the quick connector are spliced, the male head valve body pushes the sealing element to move into the female head valve body, so that the female head spring on the female head is compressed, the male head valve body enters the female head valve cavity, meanwhile, the rigid valve rod pushes the male head valve core to move due to the fact that the rigid valve rod is a rigid element, the male head spring is compressed, the rigid valve rod enters the male head valve cavity, and at the moment, the liquid flow passage in the male head and the liquid flow passage in the female head are both opened, and quick fluid circulation conduction is achieved.

7. The rigid valve rod and the inner cavity of the female valve body form a channel for fluid to circulate, so that the blockage of the fluid channel can be prevented.

Drawings

FIG. 1 is a male part view of a quick connector of the present utility model;

FIG. 2 is a male assembly view of the quick connector of the present utility model;

FIG. 3 is a female part view of the quick connector of the present utility model;

FIG. 4 is a female assembly view of the quick connector of the present utility model;

FIG. 5 is a graph of the quick connector deviation fit of the present utility model;

FIG. 6 is a floating mating view of the quick connector of the present utility model;

fig. 7 is a schematic diagram of the quick connector communication of the present utility model.

Reference numerals illustrate: 1-fourth sealing ring, 2-male valve core, 3-fastener, 4-second sealing ring, 5-male valve body, 6-first sealing ring, 7-male spring, 8-third sealing ring, 9-return spring, 10 male base, 101-male pipe connection part, 102-male base body, 11-male limit ring, 12-seventh sealing ring, 13-sealing piece, 14-sixth sealing ring, 15 spring, 16-rigid valve rod, 17-fifth sealing ring, 18-valve body, 181-female pipe connection part, 19-limit ring, 20-eighth sealing ring, 21-conical hole wall section.

Detailed Description

The present utility model will be described in further detail with reference to examples.

It will be appreciated by those skilled in the art that the following examples are illustrative of the present utility model and should not be construed as limiting the scope of the utility model. The specific techniques or conditions are not identified in the examples and are performed according to techniques or conditions described in the literature in this field or according to the product specifications. The materials or equipment used are conventional products available from commercial sources, not identified to the manufacturer.

As used herein, the singular forms "a", "an", "the" and "the" are intended to include the plural forms as well, unless expressly stated otherwise, as understood by those skilled in the art. It will be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof. It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. Further, "connected" as used herein may include wireless connections.

In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more. The orientation or state relationship indicated by the terms "inner", "upper", "lower", etc. are orientation or state relationship based on the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element in question must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the utility model.

In the description of the present utility model, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "provided" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model is understood by those of ordinary skill in the art according to the specific circumstances.

It will be understood by those skilled in the art that, unless otherwise defined, all terms used herein, including technical and scientific terms, have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the prior art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.

Example 1

The utility model provides a blind quick-operation joint that inserts, includes public head and female head, as shown in fig. 1, public head structure contains following component parts, fourth sealing washer 1, public head valve core 2, fastener 3, second sealing washer 4, public head valve body 5, first sealing washer 6, public head spring 7, third sealing washer 8, reset spring 9, public head base 10, public head spacing ring 11, seventh sealing washer 12.

After the assembly of all parts of the male, as shown in fig. 2, the male valve body 5 is provided with a penetrating fluid channel, the male valve core 2 is movably arranged in the male valve body 5, the male valve body 5 is internally provided with a male spring 7, one end of the inner wall surface of the male valve body 5 is provided with a first annular groove, the first annular groove is internally provided with a male limiting ring 11, one end of the male spring 7 is in installation fit with the male valve core 2, and the other end of the male spring 7 is in installation fit with the male limiting ring 11. The male spring 7 is in a compressed state inside the male valve body 5 and always pushes the male valve core 2 by spring force. The head of the male valve core 2 is in sealing fit with the outlet of the fluid channel in the male valve body 5 and is flush with the end face of the outlet end, and the radial width of the tail of the male valve core 2 is larger than that of the head of the male valve core 2, so that the moving direction of the male valve core 2 can only move into the cavity of the male valve body 5.

The male base 10 comprises a male pipe connecting portion 101 and a male base body 102, the male pipe connecting portion 101 is arranged on one side of the male base body 102, the seventh sealing ring 12 is arranged on the outer side of the joint of the male pipe connecting portion 101 and the male base body 102, a mounting groove is formed in the other side of the male base body 102, and the fastening piece 3 is arranged in the mounting groove.

The fourth sealing ring 1 is installed in a groove on the outer surface of the male valve core 2 for sealing a gap between the male valve core 2 and the male valve body 5. The mounting groove of public first valve body 5 one end at public first base 10 is installed, and reset spring 9 is installed in the public first valve body 5 outside of setting in the mounting groove, fastener 3 sets up public first base 10 with between the public first valve body 5, the front end of public first valve body 5 radially to public first valve body 5 outside extends there is the boss along public first valve body 5, the one end butt of fastener 3 is in on the boss of the front end of public first valve body 5, fastener 3 and public first base 10 adopt interference fit to compress tightly, install public first valve body 5 and reset spring 9 through fastener 3 and fix in public first base 10. Floating gaps are respectively arranged between the outer wall of the male valve body 5 and the inner wall of the fastener 3 and between the outer wall of the male valve body 5 and the inner wall of the male base 10, and a reset spring 9 is arranged in the floating gap between the outer wall of the male valve body 5 and the inner wall of the male base 10. The male valve body 5 can move in the floating gap, and the return spring 9 is compressed during the movement. The front end of the male valve body 5 is provided with a second annular groove, a first sealing ring 6 is arranged in the second annular groove, the first sealing ring 6 is used for sealing a gap between the male valve body 5 and the male base 10, and liquid is not leaked when the male valve body 5 moves. The inner wall of the mounting groove of the male base 10 is provided with a third annular groove, and a third sealing ring 8 is mounted in the third annular groove and used for sealing a gap between the male base 10 and the fastener 3, and the tightness is further improved on the basis of the first sealing ring 6. The front end of the fastener 3 is provided with a fourth annular groove, a sealing ring 4 is arranged in the fourth annular groove and used for sealing a gap between the fastener 3 and the male valve body 5, liquid leakage is ensured when the male valve body 5 moves, and the sealing performance is further improved on the basis of the sealing ring 6. The outer surface of the male pipe connecting part 101 at the tail end of the male base 10 is provided with threads, so that the male pipe connecting part can be connected with a pipeline or a water distributor, and meanwhile, the structure can be adjusted according to actual conditions, and the male pipe connecting part can be a pagoda joint or a plastic pipe connecting piece. The seventh sealing ring 12 is used for sealing a gap between the male base 10 and a connecting structure thereof.

As shown in fig. 3, the female structure of the quick connector comprises the following components of a sealing element 13, a sixth sealing ring 14, a female spring 15, a rigid valve rod 16, a fifth sealing ring 17, a female valve body 18, a female limiting ring 19 and an eighth sealing ring 20.

After the assembly of the parts of the female head, as shown in fig. 4, the female head valve body 18 is provided with a penetrating fluid channel, the sealing element 13 is movably arranged in the female head valve body 18, and the inner wall of the opening at the front end of the female head valve body 18 is provided with a conical hole wall section 21 with gradually reduced inner diameter from front to back for guiding the male head valve body to move radially to the position matched with the female head valve body. The female head valve body 18 is internally provided with a female head spring 15, the inner wall side of the female head valve body 18 is provided with a fifth annular groove, the fifth annular groove is internally provided with a female head limiting ring 19, one end of the female head spring 15 is in installation fit with the sealing piece 13, and the other end of the female head spring 15 is in installation fit with the female head limiting ring 19. The female spring 15 is in a compressed state inside and always pushes the sealing element 13 through spring force, the head of the sealing element 13 is tightly matched with a hole of the outlet end of the conical hole wall section 21 on the female valve body 18 and is flush with the end surface, and the radial width of the tail of the sealing element 13 is larger than that of the head of the sealing element 13, so that the moving direction of the sealing element 13 can only move into the cavity of the valve body 18. The sealing element 13 is sleeved on the outer side of the front end of the rigid valve rod 16, the rigid valve rod 16 is fixedly arranged in the female valve body 18, a sixth annular groove is formed in the outer peripheral surface of the rigid valve rod 16, a sixth sealing ring 14 is arranged in the sixth annular groove and is used for sealing a gap between the rigid valve rod 16 and the sealing element 13 to ensure that liquid does not leak, and a three-fork star-shaped end disk is arranged at the tail end of the rigid valve rod 16 and is used for circulating liquid or other shapes so long as the liquid can be ensured to flow out from the tail end of the rigid valve rod 16. A seventh annular groove is formed in the inner wall surface of the female valve body 18, and a fifth sealing ring 17 is installed in the seventh annular groove and is used for sealing a gap between the female valve body 18 and the sealing piece 13, so that liquid is prevented from leaking. The tail end of the female valve body 18 is provided with a female pipe connecting part 181, the outer surface of the female pipe connecting part 181 is provided with threads, the female pipe connecting part 181 can be connected with a pipeline or a water separator, and meanwhile, the structure of the female pipe connecting part 181 can be adjusted according to actual conditions, and the female pipe connecting part can be a pagoda joint or a plastic pipe connecting piece. The eighth sealing ring 20 is disposed outside the joint between the female valve body 18 and the female pipe connection portion 181, and is used for sealing a gap between the female valve body 18 and a connection structure thereof.

When the male and female heads are matched, errors exist in production and installation of the cabinet, the server, the water separator and the like, so that the male head and the female head can have position deviation in the radial direction, and at the moment, the male head and the female head cannot be matched. As shown in fig. 5, the male valve body 5 is installed in the male base 10, the male valve body 5 is installed and sealed inside the male base 10 by the fastening piece 3, floating gaps are respectively provided between the outer wall of the male valve body 5 and the inner wall of the fastening piece 3 and between the outer wall of the male valve body 5 and the inner wall of the male base 10, and the male valve body 5 can radially move in the floating gaps. As shown in fig. 6, when the male valve body 5 contacts the tapered hole wall section 21 of the female valve body 18, a pushing force is continuously applied to the male, and the male valve body 5 compresses the return spring 9 between the male base 10 and the male valve body 5, so that the whole male valve body 5 floats to the matching position of the female valve body 6, thereby realizing corresponding installation of the male and the female. When the male and female are disconnected, the male valve body 5 returns to the original axial position under the force of the return spring 9.

As shown in fig. 7, the principle of the quick connector communication of the present patent is as follows: when the male valve body 5 contacts with the female valve body 18, pushing force is continuously applied, the male and female end faces are extruded, at the moment, the male valve body 5 pushes the sealing element 13 to move into the female valve body 18, and then the female head spring 15 on the female head is compressed, and the male valve body 5 enters into the cavity of the female valve body 18, meanwhile, the rigid valve rod 16 pushes the male valve core 2 to move due to the fact that the rigid valve rod 16 is a rigid piece, and then the male head spring 7 is compressed, the rigid valve rod 16 enters into the cavity of the male valve body 5, at the moment, both the liquid flow channel in the male head and the liquid flow channel in the female head are opened, and liquid flows into the cavity of the female valve body 18 from the base 10 of the male head to the cavity of the male valve body 5 through the cavity of the contact part of the male head and the female head, so that liquid circulation is realized, and the whole process is shown by an arrow in fig. 7. At this time, the male valve body 5 is inserted into the female valve body 18, and the fifth seal ring 17 seals the valve body against leakage.

The foregoing is only illustrative of the present utility model and is not to be construed as limiting the scope of the utility model, and all equivalent structures or equivalent flow modifications which may be made by the teachings of the present utility model and the accompanying drawings or which may be directly or indirectly employed in other related art are within the scope of the utility model.

Claims (10)

1. The blind-mate quick connector is characterized by comprising a male connector and a female connector;

the male comprises a male base (10), a fastener (3), an elastic resetting piece and a joint assembly;

one end of the joint assembly is arranged in the male base (10), the fastener (3) is arranged between the joint assembly and the male base (10), one end of the fastener (3) is abutted against the front end of the joint assembly, and floating gaps are formed between the outer wall of the joint assembly and the inner wall of the fastener (3) and between the outer wall of the joint assembly and the inner wall of the male base (10);

the female head comprises a female head valve body (18), and a conical hole wall section (21) with gradually reduced inner diameter from front to back is arranged on the inner wall of the front end opening of the female head valve body (18);

the male and female heads being connected by the joint assembly, the joint assembly being floatable along the radial direction of the conical bore wall section (21);

the floating gap between the outer wall of the joint assembly and the inner wall of the male base (10) is provided with an elastic resetting piece, and the elastic resetting piece is used for ensuring that the joint assembly automatically resets in the radial direction.

2. Blind mate quick connector according to claim 1, characterized in that the connector assembly comprises a male valve body (5), the elastic return being a return spring (9);

when the male and female heads are connected by the joint assembly, the male valve body (5) can float along the radial direction of the conical hole wall section (21);

the return spring (9) is used for automatically resetting the male valve body (5) in the radial direction.

3. The blind mate quick connector of claim 2, wherein the connector assembly further comprises a male stop collar (11), a male valve core (2) and a male spring (7);

the utility model discloses a public first valve body (5) is in including public first spring (7), public first valve body (5) interior front end is provided with public first spacing ring (11), public first spring (7) one end with public first spacing ring (11) elasticity butt, the other end with public first valve core (2) elasticity butt, public first valve core (2) movable set up in public first valve body (5).

4. A blind mate quick connector according to claim 3, wherein the female head further comprises a seal (13), a rigid valve stem (16), a female head spring (15);

the rigid valve rod (16) is fixed in the female valve body (18), the sealing element (13) is movably arranged in the female valve body (18), a female head spring (15) is further arranged in the female valve body (18), one end of the female head spring (15) is elastically abutted to the sealing element (13), the other end of the female head spring is elastically abutted to the female head limiting ring (19), and the front end of the rigid valve rod (16) is sleeved with the sealing element (13).

5. Blind mate quick connector according to claim 4, wherein the rigid valve rod (16) has a rod-shaped structure with two thick ends and a thin middle, the front end of the rigid valve rod (16) is matched with the sealing piece (13) to seal one end of the female valve body (18), and the tail end of the rigid valve rod (16) is an end disc with any shape for fluid circulation.

6. The blind plug quick connector according to claim 4, wherein a first sealing ring (6) is arranged between the male base (10) and the front end face of the male valve body (5), a second sealing ring (4) is arranged between the front end face of the fastener (3) and the male valve body (5), a third sealing ring (8) is arranged between the inner wall of the male base (10) and the outer wall of the fastener (3), and a fourth sealing ring (1) is arranged between the outer wall of the male valve core (2) and the inner wall of the male valve body (5).

7. Blind mate quick connector according to claim 4, characterized in that a fifth sealing ring (17) is arranged between the outer wall of the sealing element (13) and the inner wall of the female valve body (18), and a sixth sealing ring (14) is arranged between the rigid valve stem (16) and the fastening element (3).

8. The blind mating quick connector according to any one of claims 1 to 7, wherein the male base (10) comprises a male pipe connection portion (101), a male base body (102) and a seventh sealing ring (12), the male pipe connection portion (101) is disposed on one side of the male base body (102), the seventh sealing ring (12) is disposed on the outer side of a joint between the male pipe connection portion (101) and the male base body (102), a mounting groove is disposed on the other side of the male base body (102), and the fastener (3) is disposed in the mounting groove.

9. The blind mate quick connector according to claim 8, wherein the female further comprises a female pipe connection portion (181) and an eighth seal ring (20), the female pipe connection portion (181) is disposed at one end of the female valve body (18), and the eighth seal ring (20) is disposed at a connection portion between the female valve body (18) and the female pipe connection portion (181).

10. Blind mate quick connector according to claim 9, characterized in that the external surface of the female pipe connection portion (181) and the external surface of the male pipe connection portion (101) are both provided with threads; or the female pipe connecting part (181) and the male pipe connecting part (101) are connected by adopting a pagoda joint.