CN218845410U

CN218845410U - Three-way joint

Info

Publication number: CN218845410U
Application number: CN202223109072.9U
Authority: CN
Inventors: 王勤琪
Original assignee: Ningbo Qixing Pneumatic Technology Co ltd
Current assignee: Ningbo Qixing Pneumatic Technology Co ltd
Priority date: 2022-11-23
Filing date: 2022-11-23
Publication date: 2023-04-11
Anticipated expiration: 2032-11-23

Abstract

The utility model discloses a three-way joint, which comprises a shell and a three-way pipe arranged in the shell, wherein two end faces of the shell are both provided with jacks, cutting sleeves are arranged in the jacks, three end parts of the three-way pipe are arranged in the corresponding cutting sleeves, a sealing ring is arranged at one side of the cutting sleeves in the jacks, and a cut-off mechanism is arranged at the corresponding part of each opening end on each cutting sleeve; the utility model discloses in, when the hose of butt joint does not insert the jack, will hug closely with the sealing ring under the effect of fluid pressure with this jack to the sealed piece that corresponds in the three-way pipe, thereby prevent the intraductal fluid of tee bend and outwards reveal, when inserting the hose in the jack, the tip of hose will support on the apical ring, and promote first connecting rod through the apical ring and make sealed piece break away from the sealing ring, thereby the intraductal fluid of tee bend can flow and enter the hose through the centre bore of sealing ring during, and easy operation is swift, the hot plug between quick-operation joint and the pipeline has been realized.

Description

Three-way joint

Technical Field

The utility model relates to a quick-operation joint specifically is a three way connection.

Background

The quick connector is a connector which can realize the connection or disconnection of pipelines without tools. Quick-operation joint can divide into: the quick connector for air, the quick connector for oxygen and fuel gas, the quick connector for gas and liquid sharing, the quick connector for oil pressure, the quick connector for inert gas, the quick connector for cooling water and temperature oil and the quick connector for semiconductors.

Most of the existing quick connectors do not have a hot plug function, when the pipeline is plugged on the quick connector, a corresponding valve on the pipeline needs to be closed firstly, otherwise, fluid media can flow out from the opening of the quick connector in a large quantity, and the use is inconvenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a three way connection to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a three-way joint comprises a shell and a three-way pipe located in the shell, jacks are formed in two end faces of the shell, cutting sleeves are arranged in the jacks, three end portions of the three-way pipe are located in the corresponding cutting sleeves, a sealing ring is arranged on one side, located in the cutting sleeves, of each inserting sleeve, a cut-off mechanism is arranged on the corresponding portion, located in each opening end, of each cutting sleeve, each cut-off mechanism comprises a sealing ring fixed in the three-way pipe, a sealing block is arranged on one side of each sealing ring, the outer wall of each sealing block is attached to the inner hole wall of each sealing ring, a top ring is sleeved on the outer wall, located in each inserting hole, of each three-way pipe, each sealing block is in transmission connection with the corresponding top ring, and each sealing ring is located between the corresponding sealing block and the corresponding top ring.

As a further aspect of the present invention: the outer wall of the sealing block is fixedly connected with a first connecting rod, one end of the first connecting rod is fixedly connected with a connecting block, a plurality of second connecting rods are uniformly and fixedly connected with the outer wall of the connecting block, a plurality of open grooves are formed in the outer wall of the three-way pipe, which is located in each jack, the open grooves correspond to the second connecting rods one to one, and the end portions of the second connecting rods are fixedly connected with corresponding top rings after penetrating out of the three-way pipe through the corresponding open grooves.

As a further aspect of the present invention: the cutting ferrule is located the one end of jack and has evenly seted up a plurality of open slots, and is a plurality of the open slot is with a plurality of lamella bodies of tip equidistribution of cutting ferrule, jack catch in the inside wall fixedly connected with of the lamella body, the outer jack catch of the lateral wall fixedly connected with of the lamella body, the inner wall joint of outer jack catch and jack.

As a further aspect of the present invention: the shell and the three-way pipe are both T-shaped.

As a further aspect of the present invention: the shell and the three-way pipe are Y-shaped.

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

1. the utility model discloses in, when the hose of butt joint does not insert the jack, will hug closely with the sealing ring under the effect of fluid pressure with this jack to the sealed piece that corresponds in the three-way pipe, thereby prevent the intraductal fluid of tee bend and outwards reveal, when inserting the hose in the jack, the tip of hose will support on the apical ring, and promote first connecting rod through the apical ring and make sealed piece break away from the sealing ring, thereby the intraductal fluid of tee bend can flow and enter the hose through the centre bore of sealing ring during, and easy operation is swift, the hot plug between quick-operation joint and the pipeline has been realized.

Drawings

Fig. 1 is a schematic structural view of a three-way joint.

Fig. 2 is a cross-sectional view of a three-way joint.

Fig. 3 is an enlarged view of a point a in fig. 2.

Fig. 4 is a schematic structural diagram of a ferrule in a three-way joint.

Figure 5 is a top view of a ferrule in a three-way fitting.

Fig. 6 is a schematic structural diagram of a second embodiment of the present invention.

The three-way pipe sealing device comprises a shell 1, a three-way pipe 2, a clamping sleeve 3, an open slot 4, a valve body 5, an inner clamping claw 6, an outer clamping claw 7, an open slot 8, a sealing ring 9, a sealing block 10, a first connecting rod 11, a connecting block 12, a second connecting rod 13, a top ring 14 and a sealing ring 15.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

The first embodiment is as follows:

please refer to fig. 1-5, in an embodiment of the present invention, a three-way joint includes a housing 1 and a three-way pipe 2 located in the housing 1, two end faces of the housing 1 have all been provided with a jack, all be provided with a cutting ferrule 3 in the jack, three end portions of the three-way pipe 2 are located in the corresponding cutting ferrule 3, one side of the cutting ferrule 3 located in the jack is provided with a sealing ring 15, a cut-off mechanism is provided at a position corresponding to each open end on the cutting ferrule 3, the cut-off mechanism includes a sealing ring 9 fixed in the three-way pipe 2, one side of the sealing ring 9 is provided with a sealing block 10, an outer wall of the sealing block 10 is attached to an inner hole wall of the sealing ring 9, an outer wall of the three-way pipe 2 located in each jack is all sleeved with a top ring 14, the sealing block 10 is in transmission connection with the corresponding top ring 14, and the sealing ring 9 is located between the corresponding sealing block 10 and the top ring 14.

The outer wall of the sealing block 10 is fixedly connected with a first connecting rod 11, one end of the first connecting rod 11 is fixedly connected with a connecting block 12, a plurality of second connecting rods 13 are uniformly and fixedly connected with the outer wall of the connecting block 12, a plurality of open grooves 8 are formed in the outer wall of the three-way pipe 2 located in each jack, the open grooves 8 are in one-to-one correspondence with the second connecting rods 13, and the end portions of the second connecting rods 13 are fixedly connected with corresponding top rings 14 after penetrating out of the three-way pipe 2 through the corresponding open grooves 8.

When the butted hose is not inserted into the jack, the sealing block 10 corresponding to the jack is tightly attached to the sealing ring 10 under the action of the pressure of fluid in the three-way pipe 2, so that the fluid in the three-way pipe 2 is prevented from leaking outwards, when the hose is inserted into the jack, the end part of the hose is abutted against the top ring 14, the first connecting rod 11 is pushed by the top ring 14 to enable the sealing block 10 to be separated from the sealing ring 9, and therefore the fluid in the three-way pipe 2 can flow out through the central hole of the sealing ring 9 and enter the hose.

A plurality of open slots 4 have evenly been seted up to the one end that cutting ferrule 3 is located the jack, and is a plurality of open slot 4 is divided into a plurality of lamella bodies 5 with the tip of cutting ferrule 3 etc. it is a plurality of, jack catch 6 in the inside wall fixedly connected with of lamella body 5, jack catch 7 outside the outside wall fixedly connected with of lamella body 5, outer jack catch 7 and the inner wall joint of jack.

Through the setting of interior jack catch 6, insert cutting ferrule 3 with the hose to cup joint when 2 tip of three-way pipe, interior jack catch 6 will imbed the outer wall of hose, in order to carry out the centre gripping to the hose, thereby improve the stability of hose and articulate, the inner wall of sealing washer 15 will closely laminate with the outer wall of hose simultaneously, in order to avoid taking place to reveal between joint and the hose.

The shell 1 and the three-way pipe 2 are both T-shaped.

Example two:

referring to fig. 6, the difference between the first embodiment and the second embodiment is that the housing 1 and the three-way pipe 2 are both Y-shaped.

The utility model discloses a theory of operation is:

the utility model discloses in, when the hose of butt joint does not insert the jack, will hug closely with sealing ring 10 under the effect of the fluid pressure in three-way pipe 2 with this jack to sealed piece 10 that corresponds, thereby prevent the fluid in three-way pipe 2 outwards to reveal, when inserting the hose in the jack, the tip of hose will support on apical ring 14, and promote first connecting rod 11 through apical ring 14 and make sealed piece 10 break away from sealing ring 9, thereby the fluid in the three-way pipe 2 can flow and enter the hose through the centre bore of sealing ring 9 during, and easy operation is swift, hot plug between quick-operation joint and the pipeline has been realized.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A three-way connection is characterized in that: the three-way pipe sealing device comprises a shell (1) and a three-way pipe (2) located in the shell (1), jacks are formed in two end faces of the shell (1), clamping sleeves (3) are arranged in the jacks, three end portions of the three-way pipe (2) are located in the corresponding clamping sleeves (3), a sealing ring (15) is arranged on one side, located in the clamping sleeves (3), of each jack, a cut-off mechanism is arranged on a position, corresponding to each opening end, of each clamping sleeve (3), each cut-off mechanism comprises a sealing ring (9) fixed in the three-way pipe (2), a sealing block (10) is arranged on one side of each sealing ring (9), the outer wall of each sealing block (10) is attached to the inner hole wall of each sealing ring (9), a top ring (14) is sleeved on the outer wall, located in each jack, of the three-way pipe (2), the sealing blocks (10) are in transmission connection with the corresponding top rings (14), and the sealing rings (9) are located between the corresponding sealing blocks (10) and the top rings (14).

2. The three-way joint according to claim 1, wherein: the outer wall fixedly connected with first connecting rod (11) of sealed piece (10), the one end fixedly connected with connecting block (12) of first connecting rod (11), the even fixedly connected with a plurality of second connecting rods (13) of outer wall of connecting block (12), a plurality of open slots (8) have all been seted up to the outer wall that three-way pipe (2) are located each jack, open slot (8) and second connecting rod (13) one-to-one, the tip of second connecting rod (13) wear out behind three-way pipe (2) and corresponding apical ring (14) fixed connection by corresponding open slot (8).

3. The three-way joint according to claim 1, wherein: one end that cutting ferrule (3) are located the jack has evenly seted up a plurality of open slots (4), and is a plurality of open slot (4) divide into a plurality of lamella bodies (5) with the tip of cutting ferrule (3) etc, jack catch (6) in the inside wall fixedly connected with of the lamella body (5), jack catch (7) outside the lateral wall fixedly connected with of the lamella body (5), outer jack catch (7) and the inner wall joint of jack.

4. The three-way joint according to claim 1, wherein: the shell (1) and the three-way pipe (2) are both T-shaped.

5. The three-way joint according to claim 1, wherein: the shell (1) and the three-way pipe (2) are Y-shaped.