CN214274824U

CN214274824U - High-pressure water rotary joint

Info

Publication number: CN214274824U
Application number: CN202022974159.7U
Authority: CN
Inventors: 曾海全
Original assignee: Foshan Hairan Machinery Equipment Co ltd
Current assignee: Foshan Hairan Machinery Equipment Co ltd
Priority date: 2020-12-12
Filing date: 2020-12-12
Publication date: 2021-09-24
Anticipated expiration: 2030-12-12

Abstract

The utility model discloses a high pressure formula water rotary joint, connect including first joint and second, integrated into one piece has the connecting pipe on one side outer wall of first joint, and the connecting pipe is pegged graft in the inside that the second connects, open the inside of connecting pipe has the connection chamber, and it has the apopore that is the equidistance and distributes to connect to open on one side inner wall in chamber, open the inside that the second connects has the transition chamber, and the transition chamber link up each other with the connection chamber through the apopore, it has the mounting groove to open on one side outer wall of second joint, and the inside joint of mounting groove has axial bearing and journal bearing, journal bearing is located between the side outer wall of connecting pipe and the side inner wall that the second connects, there is the arm-tie in the one end of connecting pipe through bolt fixed mounting. The utility model discloses a first joint is pegged graft in the inside that the second connects to be connected through axial bearing and journal bearing, make the second connect first joint three hundred sixty degrees rotations relatively, thereby can avoid the water pipe winding effectively, the emergence of the scheduling problem of knoing.

Description

High-pressure water rotary joint

Technical Field

The utility model relates to a high pressure joint technical field especially relates to a high pressure formula water rotary joint.

Background

The joint is a component for connecting water pipes. The water pipe joint can be divided into: external thread end connection type water pipe joint, cutting sleeve type water pipe joint and self-fixing type water pipe joint. The external thread end-connected water pipe joint is formed by die casting a zinc alloy material, and the surface is galvanized, sanded or chromed; compact structure, no air hole and high strength.

The existing high-pressure water joint generally does not have a rotating function, and in the using process, the water pipe can be rotated and knotted frequently due to frequent movement of the water pipe, and the like. Therefore, it is desirable to design a high pressure water swivel to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the smooth state that can not keep the water pipe automatically that exists among the prior art, can make the water route block up or make the water pipe bear cracked shortcoming, and the high-pressure formula water rotary joint who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a high-pressure water rotary joint comprises a first joint and a second joint, wherein a connecting pipe is integrally formed on the outer wall of one side of the first joint and is inserted into the second joint, a connecting cavity is formed in the connecting pipe, water outlet holes distributed at equal intervals are formed in the inner wall of one side of the connecting cavity, a transition cavity is formed in the second joint and is communicated with the connecting cavity through the water outlet holes, a mounting groove is formed in the outer wall of one side of the second joint, an axial bearing and a radial bearing are clamped in the mounting groove, the radial bearing is positioned between the outer wall of the side face of the connecting pipe and the inner wall of the side face of the second joint, a pulling plate is fixedly mounted at one end of the connecting pipe through bolts, the axial bearing is positioned between the outer wall of one side of the pulling plate and the inner wall of one side of the mounting groove, and a water inlet nozzle is integrally formed on the outer wall of the top of the first joint, the water outlet nozzle is integrally formed on the outer wall of the top of the second joint, the clamping ring is integrally formed on the top end of the water inlet nozzle and the top end of the water outlet nozzle, through holes are formed in the outer wall of the top of the clamping ring, and the through holes are communicated with the connecting cavity and the transition cavity respectively.

Furthermore, a pressure relief nozzle is integrally formed on the outer wall of one side, away from the second connector, of the first connector, and an inserted rod is inserted into the pressure relief nozzle.

Furthermore, a piston is integrally formed at one end of the inserted rod and is connected to the inside of the pressure relief nozzle in a sliding manner.

Furthermore, a clamping groove is formed in the outer wall of the side face of the piston, and a sealing gasket is clamped inside the clamping groove.

Furthermore, an overflow groove is formed in the inserting rod, connecting grooves distributed at equal intervals are formed in the inner wall of the side face of the pressure relief nozzle, and the connecting grooves are communicated with the overflow groove.

Furthermore, one end of the inserted bar is in threaded connection with a baffle, an overflow hole is formed in the outer wall of one side of the baffle, and the overflow hole is communicated with the overflow groove.

Furthermore, the spring is sleeved outside the inserted rod and is positioned between the outer wall of one side of the piston and the inner wall of one side of the pressure relief nozzle.

The utility model has the advantages that:

1. through the first joint and the second joint that set up, the inside at the second joint is pegged graft to the first joint to be connected through axial bearing and journal bearing, make the second joint can be unrestricted three hundred sixty degrees rotations relatively first joint, thereby can avoid the emergence of water pipe winding, knot scheduling problem effectively.

2. Through the pressure release mouth that sets up, when the pressure that connects inside is too big, water can promote the piston motion for the pressure release is chewed and is connected the chamber and link up each other, thereby makes rivers spill over through the spillway hole, avoids too big and causes to connect or the water pipe damages.

Drawings

Fig. 1 is a schematic structural view of a high-pressure water swivel joint according to the present invention;

fig. 2 is a structural cross-sectional view of a high-pressure water swivel joint according to the present invention;

fig. 3 is a partially enlarged schematic view of a structure a of a high-pressure water swivel according to the present invention;

fig. 4 is a schematic diagram of the structure B of the high-pressure water swivel joint according to the present invention.

In the figure: the water inlet pipe comprises a first joint 1, a second joint 2, a water inlet nozzle 3, a through hole 4, a clamping ring 5, a pressure relief nozzle 6, a baffle 7, an overflow hole 8, a connecting cavity 9, a water outlet hole 10, a transition cavity 11, a connecting pipe 12, an inserted rod 13, a piston 14, an overflow groove 15, a spring 16, a mounting groove 17, an axial bearing 18, a pulling plate 19, a radial bearing 20, a connecting groove 21, a clamping groove 22, a sealing gasket 23 and a water outlet nozzle 24.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 work belong to the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 4, a high pressure type water swivel joint includes a first joint 1 and a second joint 2, a connecting pipe 12 is integrally formed on an outer wall of one side of the first joint 1, the connecting pipe 12 is inserted into the second joint 2, a connecting cavity 9 is formed in the connecting pipe 12, water outlets 10 are formed in an inner wall of one side of the connecting cavity 9 and are equidistantly distributed, a transition cavity 11 is formed in the second joint 2, the transition cavity 11 is communicated with the connecting cavity 9 through the water outlets 10, an installation groove 17 is formed in an outer wall of one side of the second joint 2, the installation groove 17 is used for fixing an axial bearing 18 and a radial bearing 20, the axial bearing 18 and the radial bearing 20 are clamped in the installation groove 17, the axial bearing 18 and the radial bearing 20 are used for reducing friction, the radial bearing 20 is located between an outer wall of a side of the connecting pipe 12 and an inner wall of a side of the second joint 2, there is arm-tie 19 in the one end of connecting pipe 12 through bolt fixed mounting, arm-tie 19 is used for fixed first joint 1 and second to connect 2, and axial bearing 20 is located between one side outer wall of arm-tie 19 and one side inner wall of mounting groove 17, integrated into one piece has into water to chew 3 on the top outer wall of first joint 1, integrated into one piece has out water to chew 24 on the top outer wall of second joint 2, it has snap ring 5 to intake 3 and the equal integrated into one piece in top that goes out water to chew 24, snap ring 5 is used for being connected with external pipe, and it has through-hole 4 to open on snap ring 5's the top outer wall, two through-holes 4 link up each other with connecting chamber 9 and transition chamber 11 respectively.

Furthermore, a pressure relief nozzle 6 is integrally formed on the outer wall of one side, away from the second connector 2, of the first connector 1, the pressure relief nozzle 6 is used for discharging water flow with overlarge pressure, and an inserting rod 13 is inserted into the pressure relief nozzle 6.

Further, a piston 14 is integrally formed at one end of the plunger 13, the piston 14 is used for blocking the pressure relief nozzle 6, and the piston 14 is slidably connected to the inside of the pressure relief nozzle 6.

Furthermore, a clamping groove 22 is formed in the outer wall of the side face of the piston 14, a sealing gasket 23 is clamped inside the clamping groove 22, and the sealing gasket 23 is used for preventing water flow from flowing out.

Furthermore, an overflow groove 15 is formed in the insertion rod 13, the overflow groove 15 is a passage for draining water, the inner wall of the side surface of the pressure relief nozzle 6 is provided with connecting grooves 21 distributed at equal intervals, and the connecting grooves 21 are communicated with the overflow groove 15.

Furthermore, one end of the inserted link 13 is connected with a baffle 7 through a thread, the baffle 7 is used for preventing the spring 16 from completely pushing the inserted link 13 into the first joint 1, an overflow hole 8 is formed in the outer wall of one side of the baffle 7, the overflow hole 8 is an outlet for water drainage, and the overflow hole 8 is communicated with the overflow groove 15.

Further, a spring 16 is sleeved outside the inserted rod 13, the spring 16 is used for pushing the piston 14 and applying pre-pressure to the piston 14, and the spring 16 is positioned between the outer wall of one side of the piston 14 and the inner wall of one side of the pressure relief nozzle 6.

The working principle is as follows: when the water inlet pipe is used, an operator firstly connects the water inlet pipe to the clamping ring 5 of the water inlet nozzle 3, then connects the water outlet pipe to the clamping ring 5 of the water outlet nozzle 24 and fixes the water inlet pipe and the water outlet pipe in a nut and other modes, water flows enter the connecting cavity 9 through the water inlet nozzle 3, enter the transition cavity 11 through the water outlet hole 10 and finally enter the water outlet pipe through the through hole 4 to flow out; when the water pressure is too high, the water flow pushes the piston 14 to move, once the threshold value is reached, the piston 14 moves to the connecting groove 21, the water flow enters the inner part of the overflow groove 15 through the connecting groove 21 and then flows out through the overflow groove 15 and the overflow hole 8, the pressure in the water path, the first joint and the second joint is reduced, and accidents are prevented.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A high-pressure water rotary joint comprises a first joint (1) and a second joint (2), and is characterized in that a connecting pipe (12) is integrally formed on the outer wall of one side of the first joint (1), the connecting pipe (12) is inserted into the second joint (2), a connecting cavity (9) is formed in the connecting pipe (12), water outlet holes (10) distributed at equal intervals are formed in the inner wall of one side of the connecting cavity (9), a transition cavity (11) is formed in the second joint (2), the transition cavity (11) is communicated with the connecting cavity (9) through the water outlet holes (10), a mounting groove (17) is formed in the outer wall of one side of the second joint (2), an axial bearing (18) and a radial bearing (20) are clamped in the mounting groove (17), and the radial bearing (20) is located between the outer wall of the side of the connecting pipe (12) and the inner wall of the side of the second joint (2), the one end of connecting pipe (12) is passed through bolt fixed mounting and is had arm-tie (19), and axial bearing (18) are located between one side outer wall of arm-tie (19) and one side inner wall of mounting groove (17), integrated into one piece has into water to chew (3) on the top outer wall of first joint (1), integrated into one piece has out water to chew (24) on the top outer wall of second joint (2), it has snap ring (5) to intake to chew (3) and go out the equal integrated into one piece in top that water chewed (24), and opens on the top outer wall of snap ring (5) has through-hole (4), two through-hole (4) link up each other with connection chamber (9) and transition chamber (11) respectively.

2. The high-pressure water rotary joint as claimed in claim 1, wherein a pressure relief nozzle (6) is integrally formed on the outer wall of the first joint (1) at the side far away from the second joint (2), and an inserted rod (13) is inserted into the pressure relief nozzle (6).

3. A high-pressure water swivel according to claim 2, wherein a piston (14) is integrally formed at one end of the plunger (13), and the piston (14) is slidably connected to the inside of the pressure relief nozzle (6).

4. The high-pressure water swivel joint as claimed in claim 3, wherein a clamping groove (22) is formed in the outer wall of the side surface of the piston (14), and a sealing gasket (23) is clamped in the clamping groove (22).

5. A high-pressure water rotary joint according to claim 2, wherein the inserted link (13) is internally provided with an overflow groove (15), the inner side wall of the pressure relief nozzle (6) is provided with connecting grooves (21) which are equidistantly distributed, and the connecting grooves (21) and the overflow groove (15) are communicated with each other.

6. A high-pressure water rotary joint according to claim 5, wherein one end of said inserted link (13) is threadedly connected with a baffle (7), and an overflow hole (8) is formed on one side outer wall of the baffle (7), said overflow hole (8) and overflow groove (15) being communicated with each other.

7. The high-pressure water swivel joint as claimed in claim 2, wherein a spring (16) is sleeved outside the inserted rod (13), and the spring (16) is positioned between the outer wall of one side of the piston (14) and the inner wall of one side of the pressure relief nozzle (6).