CN218914101U - Spherical valve type quick connector - Google Patents

Abstract

The utility model discloses a spherical valve type quick connector which comprises a male connector and a female connector which are respectively arranged on a pipeline, wherein the male connector mainly comprises a male housing, a ball valve core and a valve core spring, the ball valve core is arranged in the male housing, the left end of the ball valve core is connected with the valve core spring, the valve core spring is arranged in the male housing, a retaining groove is arranged on the outer side surface of the male housing, the female connector mainly comprises a female housing, a one-way valve core, a telescopic spring and a sliding sleeve, the one-way valve core is arranged in the female housing, the sliding sleeve is arranged in one end of the female housing far away from a discharge port, the right side of the sliding sleeve is provided with the telescopic spring, and the outer side surface of the left port of the female housing is provided with a locking mechanism.

Description

Spherical valve type quick connector

Technical Field

The utility model relates to the technical field of connectors, in particular to a spherical valve type quick connector.

Background

The quick connector comprises a hydraulic quick connector and various fluid quick connectors, and is a connecting device for quickly connecting or disconnecting pipelines and realizing quick disassembly. The quick connector has a two-way check function, so that the quick connector is disconnected without leakage, and is widely applied to the fields of petroleum, metallurgy, hydropower, engineering machinery, ships, electromechanical equipment and the like.

The connection structure of the quick connector is the most important part, and the connection mode and structure of the quick connector directly determine the convenience, reliability and product quality of the quick connector. The male connector and the female connector of the traditional quick connector have the possibility of fluid leakage, and the baffle at the tail part of the valve core is of annular design, so that the flow speed of the fluid is influenced, the pressure of the inner cavity of the connector is increased, and the service life is influenced.

Disclosure of Invention

The utility model provides a spherical valve type quick connector, which adopts spherical butt joint and linear flow direction, avoids the possibility of fluid leakage in the plugging process, has extremely small air inflow in the butt joint process, reduces pressure drop, ensures the working efficiency of a pipeline system to the greatest extent, and can effectively solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a spherical valve type quick connector, includes public joint and the female joint of installing on the pipeline respectively, public joint and female joint cooperation use, and two inner chambers communicate with each other in the use, public joint mainly includes public head casing, bulb case and case spring, be equipped with the bulb case in the public head casing, the left end of bulb case is connected with the case spring, the case spring sets up in public head casing, be equipped with the backstop groove on the lateral surface of public head casing, female joint mainly includes female head casing, one-way case, expansion spring and slip cap, be equipped with the one-way case in the female head casing, female head casing is equipped with the slip cap in the one end of keeping away from the discharge port, the right side of slip cap is equipped with the expansion spring, the left port lateral surface of female head casing is equipped with locking mechanism.

Further, the locking mechanism mainly comprises an outer clamping sleeve, a reset spring and steel balls, wherein the reset spring used for resetting is arranged between the outer clamping sleeve and the female head shell, a plurality of steel ball holes for installing the steel balls are formed in the side wall of the outer clamping sleeve, and the steel balls are limited in the steel ball holes.

Further, the steel balls are matched with the retaining grooves on the outer side surface of the male head shell.

Further, the male shell and the female shell are of cavity structures, sealing check rings are arranged in the cavities, the number of the sealing check rings in the cavities of the male shell is one, and the number of the sealing check rings in the cavities of the female shell is two.

Further, an access port is formed in one end of the male connector, and an exhaust port is formed in one end of the female connector.

Further, the one-way valve core is composed of a ball head and a supporting rod, the ball head is arranged at the end part of the supporting rod, the ball head is in sliding connection with the sliding sleeve, and the supporting rod is fixed in the cavity of the female head shell through a connecting piece.

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

1. according to the utility model, the ball valve core and the one-way valve core are propped against each other, the flow channel is opened, the ball is locked by the steel ball and the stop groove, the ball is in butt joint, and the flow direction is linearized, so that the possibility of fluid leakage in the plugging process is avoided, the air inflow is extremely small in the butt joint process, the pressure drop is reduced, and the working efficiency of a pipeline system is ensured to the greatest extent;

2. the utility model has the advantages of exquisite design, compact structure, space saving for users to the greatest extent, simple operation, safety and reliability, no leakage in the disconnection process, reduced pollution of the leakage to the environment, realization of multi-frequency plug and pull and prolonged service life of the device;

3. the ball valve core and the one-way valve core of the utility model adopt special technology to treat the hard steel spherical valve, and have good wear resistance.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram showing the structure of the male connector and female connector in a separated state according to the present utility model;

FIG. 3 is a front view of the present utility model;

FIG. 4 is a schematic view of a male connector of the present utility model;

FIG. 5 is a cross-sectional view taken at B-B of FIG. 4;

FIG. 6 is a schematic view of a female connector according to the present utility model;

fig. 7 is a cross-sectional view taken at C-C of fig. 6.

In the figure: the valve comprises a male connector 1, a male connector 11, a ball head valve core 12, a valve core spring 13, a female connector 2, a female connector 21, a one-way valve core 22, a telescopic spring 23, a sliding sleeve 24, an inlet 3, an outlet 4, a retaining groove 5, an outer clamping sleeve 6, a return spring 7, steel balls 8, steel ball holes 9 and a sealing retainer ring 10.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, if an orientation description such as "upper", "lower", "front", "rear", "left", "right", etc. is referred to, it is merely for convenience of description of the present utility model and simplification of the description, and it is not indicated or implied that the apparatus or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. When a feature is referred to as being "disposed," "secured" or "connected" to another feature, it can be directly disposed, secured or connected to the other feature or it can be indirectly disposed, secured or connected to the other feature.

Referring to fig. 1-7, the present utility model provides a technical solution: the utility model provides a spherical valve type quick connector, including installing public joint 1 and the female joint 2 on the pipeline respectively, public joint 1 and female joint 2 cooperation use, and two inner chambers communicate with each other in the use, public joint 1 mainly includes public head casing 11, bulb case 12 and case spring 13, be equipped with bulb case 12 in the public head casing 11, the left end of bulb case 12 is connected with case spring 13, case spring 13 sets up in public head casing 11, be equipped with the stopping groove 5 on the lateral surface of public head casing 11, female joint 2 mainly includes female head casing 21, one-way case 22, telescopic spring 23 and slip cap 24, be equipped with one-way case 22 in the female head casing 21, be equipped with slip cap 24 in the one end of keeping away from discharge port 4, the right side of slip cap 24 is equipped with telescopic spring 23, the left port lateral surface of female head casing 21 is equipped with locking mechanism.

Specifically, the ball head valve core 12 and the one-way valve core 22 push up, open the runner, lock through steel ball 8 and stopping groove 5, the public head casing 11 and the female head casing 21 still play spacing effect, the sphere is docked, the flow direction of linearization has avoided the plug process to leak the possibility of fluid, and the air input is minimum in the docking process, makes the pressure drop reduce, has guaranteed piping system's work efficiency to the maximum extent.

Further, the locking mechanism mainly comprises an outer clamping sleeve 6, a reset spring 7 and steel balls 8, the reset spring 7 for resetting is arranged between the outer clamping sleeve 6 and a female head shell 21, a plurality of steel ball holes 9 for installing the steel balls 8 are formed in the side wall of the outer clamping sleeve 6, and the steel balls 8 are limited in the steel ball holes 9.

Furthermore, the steel ball 8 is matched with the retaining groove 5 on the outer side surface of the male housing 11.

Specifically, in the moving process of the male connector 1, the male connector shell 11 pushes the sliding sleeve 24 to move, the steel balls 8 slide into the retaining groove 5, the male connector 1 and the female connector 2 are locked, and accidental disconnection in the using process is prevented.

More specifically, the "buchner effect" can be effectively reduced by setting the number of steel balls 8.

Further, the male housing 11 and the female housing 21 are of a cavity structure, and sealing rings 10 are arranged in the cavities, the number of the sealing rings 10 in the cavity of the male housing 11 is one, and the number of the sealing rings 10 in the cavity of the female housing 21 is two.

Specifically, the sealing check ring 10 is a special U-shaped PTFE check ring, so that the sealing check ring can be effectively prevented from being flushed out by fluid.

Further, an inlet 3 is provided at one end of the male connector 1, and an outlet 4 is provided at one end of the female connector 2.

Specifically, the pipe is connected with the male connector 1 through the nut by the inlet 3, and the pipe can be fixed with the outlet 4 through the external fastening sleeve.

More specifically, the end parts of the male connector 1 and the female connector 2 can be provided with dust caps, so that the quick connector is prevented from being damaged by pollutants, and the service life of the quick connector is greatly prolonged.

Further, the unidirectional valve core 22 is composed of a ball head and a supporting rod, the end part of the supporting rod is provided with the ball head, the ball head is in sliding connection with the sliding sleeve 24, and the supporting rod is fixed in the cavity of the female head shell 21 through a connecting piece.

Specifically, the ball valve core 12 and the unidirectional valve core 22 adopt special processes to treat the hard steel spherical valve, and have good wear resistance.

When in use: in the moving process of the male connector 1, the male connector shell 11 pushes the sliding sleeve 24 to move rightwards, the right side of the sliding sleeve 24 is provided with the telescopic spring 23, the telescopic spring 23 is pushed, the one-way valve core 22 pushes the ball valve core 12 to move leftwards, the runner is opened, the spherical surface is butted, meanwhile, in the right moving process of the male connector shell 11, the steel balls 8 slide into the retaining grooves 5, the male connector 1 and the female connector 2 are in sealing connection, and accidental disconnection in the using process is prevented.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a sphere valve type quick connector, includes male joint (1) and female joint (2) of installing respectively on the pipeline, male joint (1) and female joint (2) cooperation use, and two inner chambers communicate with each other in the use, its characterized in that: the utility model provides a male joint (1) mainly includes male head casing (11), bulb case (12) and case spring (13), be equipped with bulb case (12) in male head casing (11), the left end of bulb case (12) is connected with case spring (13), case spring (13) set up in male head casing (11), be equipped with retaining groove (5) on the lateral surface of male head casing (11), female joint (2) mainly include female head casing (21), one-way case (22), expansion spring (23) and slip cap (24), be equipped with one-way case (22) in female head casing (21), female head casing (21) are equipped with slip cap (24) in the one end of keeping away from discharge port (4), the right side of slip cap (24) is equipped with expansion spring (23), the left port lateral surface of female head casing (21) is equipped with locking mechanism.

2. A quick connector of the spherical valve type according to claim 1, characterized in that: the locking mechanism mainly comprises an outer clamping sleeve (6), a reset spring (7) and steel balls (8), wherein the reset spring (7) used for resetting is arranged between the outer clamping sleeve (6) and a female head shell (21), a plurality of steel ball holes (9) for installing the steel balls (8) are formed in the side wall of the outer clamping sleeve (6), and the steel balls (8) are limited in the steel ball holes (9).

3. A quick connector of the spherical valve type according to claim 2, characterized in that: the steel ball (8) is matched with a retaining groove (5) on the outer side surface of the male housing (11).

4. A quick connector of the spherical valve type according to claim 1, characterized in that: the utility model discloses a female head shell (21) is characterized in that the male head shell (11) and the female head shell (21) are of cavity structures, sealing check rings (10) are arranged in the cavities, the number of the sealing check rings (10) in the cavities of the male head shell (11) is one, and the number of the sealing check rings (10) in the cavities of the female head shell (21) is two.

5. A quick connector of the spherical valve type according to claim 1, characterized in that: one end of the male connector (1) is provided with an access port (3), and one end of the female connector (2) is provided with a discharge port (4).

6. A quick connector of the spherical valve type according to claim 1, characterized in that: the one-way valve core (22) consists of a ball head and a supporting rod, the end part of the supporting rod is provided with the ball head, the ball head is in sliding connection with the sliding sleeve (24), and the supporting rod is fixed in a cavity of the female head shell (21) through a connecting piece.

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