CN219221591U

CN219221591U - Quick connector

Info

Publication number: CN219221591U
Application number: CN202223238038.1U
Authority: CN
Inventors: 时树伟; 陆文华; 郭贵; 袁川; 黄顺; 尹忠孝; 张利民
Original assignee: Cccc Shanghai Dredging Equipment Industry Co ltd
Current assignee: Cccc Shanghai Dredging Equipment Industry Co ltd
Priority date: 2022-12-01
Filing date: 2022-12-01
Publication date: 2023-06-20
Anticipated expiration: 2032-12-01

Abstract

The utility model discloses a quick connector which comprises a connecting structure and a floating body structure, wherein the connecting structure is connected with a discharge elbow of the bow of a dredger, the floating body structure is connected with a mud discharge floating pipe on the water surface, one end of the floating body structure is positioned in the connecting structure, the floating body structure is rotationally connected with the connecting structure, the connecting structure is connected with the floating body structure through a locking structure, and one end of the connecting structure, which is far away from the floating body structure, is provided with a first flange. The joint is provided with the lip-shaped sealing ring through the connection structure of the quick joint, is used for sealing the gap between the connection structure and the floating body structure when in connection, ensures that water or slurry can not enter the joint through the gap between the joints by using the lip-shaped sealing ring, fills polyurethane foam in the hollow floating ring by adopting the hollow floating ring, prevents seawater from entering when a horn mouth is damaged, can block sand outside the gap between the ball head seat and the ball body by using sealing rubber, and prevents the ball head seat and the ball body from generating excessive wear.

Description

Quick connector

Technical Field

The utility model relates to the technical field of dredging equipment, in particular to a quick connector.

Background

When the existing drag suction dredger is used for dredging, mud is required to be pumped into a mud cabin through a bow blowing device through a drag suction pipe, the mud is required to be discharged after reaching a destination, along with the economic development, more and more land is filled in the sea, the effect of a bow blowing mud discharging mode in the drag suction dredger is also greater and greater, and when the drag suction dredger is used for bow blowing, a mud discharging floating pipe on the water surface is connected with a discharge bent pipe of the bow part of the dredger, and the mud is discharged to a designated place through a pipeline.

At present, the existing connecting joint is long in connection time, the used floating body structure is soaked in seawater for a long time, sand easily enters the matching surface in the using process, and abrasion of parts is accelerated.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides a quick connector which comprises a connecting structure and a floating body structure, wherein the connecting structure is connected with a discharge elbow of the bow of a dredger, the floating body structure is connected with a mud discharging floating pipe on the water surface, one end of the floating body structure is positioned in the connecting structure and is rotationally connected with the connecting structure, the connecting structure is connected with the floating body structure through a locking structure, a first flange is arranged at one end of the connecting structure, which is far away from the floating body structure, and a second flange is arranged at one end of the floating body structure, which is far away from the connecting structure.

Preferably, the connecting structure comprises a horn mouth, a ball seat is fixed in the horn mouth, the ball seat is rotationally connected with the floating body structure, and a sealing ring seat is fixed on the outer side of the ball seat.

Preferably, the floating body structure comprises a hollow floating ring, a spherical body is fixedly arranged in the hollow floating ring, one end of a spherical body connecting flange is provided with a rib plate for strengthening, and 4-8 compartments are fixedly arranged in the hollow floating ring.

Preferably, the hollow floating ring is made of steel, and polyurethane foam is filled in the hollow floating ring.

Preferably, the spherical body is matched with the ball seat.

Preferably, the locking structure comprises a hoop, and the hoop is fixed on the sealing ring seat through a locking assembly.

Preferably, the locking assembly comprises a horizontal oil cylinder and a vertical oil cylinder, and the horizontal oil cylinder and the vertical oil cylinder lock the anchor ear.

Preferably, sealing rubber is arranged between the ball seat and the ball body, and the sealing rubber is nitrile rubber.

Preferably, lip-type sealing rings are arranged between the ball seat and the sealing ring seat and between the ball body and the ball seat.

Preferably, the inner diameter of the spherical body is generally the same as the inner diameter of the sludge discharge pipe.

The technical scheme has the following advantages or beneficial effects:

according to the utility model, the lip-shaped sealing ring is arranged on the connecting structure of the quick connector and is used for sealing the gap between the connecting structure and the floating body structure during connection, water or slurry cannot enter the connector through the gap between the connectors by using the lip-shaped sealing ring, polyurethane foam is filled in the hollow floating ring by adopting the hollow floating ring, so that seawater is prevented from entering when a bell mouth is damaged, sand can be blocked outside the gap between the ball seat and the ball body by arranging the sealing rubber between the ball seat and the ball body, and excessive abrasion of the ball seat and the ball body is prevented.

Drawings

FIG. 1 is a schematic view of a quick connector according to an embodiment of the present utility model;

FIG. 2 is an enlarged view of a portion of the quick connector of FIG. 1 at A;

FIG. 3 is a schematic view of the locking mechanism of the quick connector of FIG. 1;

fig. 4 is a schematic structural view of the anchor ear of the quick connector of fig. 1.

Legend description:

1. a connection structure; 2. a floating body structure; 3. a locking structure; 4. a first flange; 5. a second flange; 6. sealing rubber; 7. lip-type sealing ring; 101. a horn mouth; 102. a ball seat; 103. a seal ring seat; 201. a hollow floating ring; 202. a spherical body; 203. rib plates; 31. a hoop; 32. a locking assembly; 33. a horizontal cylinder; 34. and (5) a vertical oil cylinder.

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.

Embodiment one:

as shown in fig. 1-4, the quick connector comprises a connecting structure 1 and a floating body structure 2, wherein the connecting structure 1 is connected with a discharge elbow of the bow of a dredger, the floating body structure 2 is connected with a mud discharge floating pipe on the water surface, one end of the floating body structure 2 is positioned in the connecting structure 1, the floating body structure 2 is rotationally connected with the connecting structure 1, the connecting structure 1 is connected with the floating body structure 2 through a locking structure 3, a first flange 4 is arranged at one end, far away from the floating body structure 2, of the connecting structure 1, and a second flange 5 is arranged at one end, far away from the connecting structure 1, of the floating body structure 2; the quick connector of the bow blowing device consists of a connecting structure 1 fixed on a pipe system bent pipe and a floating body structure 2 connected with a floating pipe, and in order to connect the connecting structure 1 of the ball-type connector with the floating body structure 2, the connecting structure 1 is also called an upper connector through a locking structure 3, and the floating body structure 2 is also called a male connector.

As shown in fig. 1 and 2, further, the connection structure 1 includes a bell mouth 101, a ball seat 102 is fixed in the bell mouth 101, the ball seat 102 is rotationally connected with a floating body structure 2, a sealing ring seat 103 is fixed outside the ball seat 102, the floating body structure 2 includes a hollow floating ring 201, a spherical body 202 is fixedly arranged in the hollow floating ring 201, a rib plate 203 is arranged at one end of a connecting flange of the spherical body 202, so as to play a reinforcing role, and 4-8 compartments are fixedly arranged in the hollow floating ring 201.

As shown in fig. 1 and 2, the hollow floating ring 201 is made of steel, polyurethane foam is filled in the hollow floating ring 201, the spherical body 202 is matched with the ball seat 102, sealing rubber 6 is arranged between the ball seat 102 and the spherical body 202, the sealing rubber 6 is made of nitrile rubber, lip-shaped sealing rings 7 are arranged between the ball seat 102 and the sealing ring seat 103 and between the spherical body 202 and the ball seat 102, and the hollow floating ring 201 of the floating body structure 2 mainly has the effect of guiding a male head into an upper joint during hoisting; the lip-shaped sealing ring 7 is arranged on the connecting structure 1 of the quick connector, water or slurry can not leak from a pipeline to affect environmental protection by using the lip-shaped sealing ring 7, polyurethane foam is filled in the hollow floating ring 201 by adopting the hollow floating ring 201 with 4-8 compartments made of steel, so that seawater is prevented from entering when a bell mouth is damaged, sand can be blocked outside a gap between the ball head seat 102 and the ball body 202 by arranging the sealing rubber 6 between the ball head seat 102 and the ball body 202, and excessive abrasion of the ball head seat 102 and the ball body 202 is prevented.

Embodiment two:

as shown in fig. 3 and fig. 4, on the basis of the first embodiment, the present utility model provides a technical solution: the locking structure 3 comprises a hoop 31, the hoop 31 is fixed on a sealing ring seat 103 through a locking assembly 32, the locking assembly 32 comprises a horizontal oil cylinder 33 and a vertical oil cylinder 34, and the hoop 31 is locked by the horizontal oil cylinder 33 and the vertical oil cylinder 34; through the anchor ear 31 that has set up two semi-annular on the connection structure 1, can be through the horizontal hydro-cylinder 33 of a level arrangement with anchor ear 31 closure hug tightly, the anchor ear 31 after locking hug tightly by the vertical hydro-cylinder 34 of a vertical installation again realizes the fastening to connection structure 1 and body structure 2.

As shown in fig. 1, the inner diameter of the spherical body 202 is generally the same as the inner diameter of the mud pipe, the overflow area is the same, and the smooth discharge of the mud water is ensured, when the compression rings in the connecting structure 1 and the floating body structure 2 are fastened by using bolts, the spherical body 202 is positioned between the upper compression ring and the lower compression ring, and the spherical body 202 of the floating body structure 2 can swing freely in any 15-degree direction in the male connector.

Working principle: when a worker uses the joint, a floating pipe is connected to the second flange 5 of the floating body structure 2 through bolts, at the moment, the floating body structure 2 can be prevented from sinking by means of buoyancy of the floating pipe, a lifting cable is connected through two lifting lugs on the male floating ring, the lip-shaped sealing ring 7 is arranged on the connecting structure 1 of the quick joint, water or slurry can not leak from a pipeline to affect environment protection through the sealing, the hollow floating ring 201 of the 4-8-channel compartment made of steel is adopted, polyurethane foam is filled in the hollow floating ring 201, seawater is prevented from entering when a bell mouth is damaged, sand can be blocked outside a gap between the ball seat 102 and the spherical body 202 through the sealing rubber 6, and excessive abrasion of the ball seat 102 and the spherical body 202 is prevented.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model 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 described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a quick-operation joint, its characterized in that, including connection structure (1) and body structure (2), connection structure (1) is connected with the discharge return bend of dredger bow, body structure (2) are connected with the mud discharging floating tube on the surface of water, body structure (2) one end is located connection structure (1) is inside, just body structure (2) with connection structure (1) rotate and are connected, be connected through locking structure (3) between connection structure (1) and body structure (2), body structure (1) one end is kept away from and body structure (2) one end is provided with first flange (4), body structure (2) one end is kept away from and is provided with second flange (5).

2. A quick connector as claimed in claim 1, wherein: the connecting structure (1) comprises a horn mouth (101), a ball seat (102) is fixed inside the horn mouth (101), the ball seat (102) is rotationally connected with the floating body structure (2), and a sealing ring seat (103) is fixed outside the ball seat (102).

3. A quick connector as claimed in claim 1, wherein: the floating body structure (2) comprises a hollow floating ring (201), a spherical body (202) is fixedly arranged in the hollow floating ring (201), one end of a connecting flange of the spherical body (202) is provided with a rib plate (203) for strengthening, and 4-8 compartments are fixedly arranged in the hollow floating ring (201).

4. A quick connector according to claim 3, wherein: the hollow floating ring (201) is made of steel, and polyurethane foam is filled in the hollow floating ring (201).

5. A quick connector according to claim 3, wherein: the spherical body (202) is matched with the ball seat (102).

6. A quick connector as claimed in claim 1, wherein: the locking structure (3) comprises a hoop (31), and the hoop (31) is fixed on the sealing ring seat (103) through a locking assembly (32).

7. A quick connector as defined in claim 6, wherein: the locking assembly (32) comprises a horizontal oil cylinder (33) and a vertical oil cylinder (34), and the horizontal oil cylinder (33) and the vertical oil cylinder (34) lock the anchor ear (31).

8. A quick connector as claimed in claim 2, wherein: a sealing rubber (6) is arranged between the ball seat (102) and the ball body (202), and the sealing rubber (6) is made of nitrile rubber.

9. A quick connector as claimed in claim 2, wherein: lip-shaped sealing rings (7) are arranged between the ball seat (102) and the sealing ring seat (103) and between the ball body (202) and the ball seat (102).

10. A quick connector according to claim 3, wherein: the inner diameter of the spherical body (202) is the same as the inner diameter of the mud pipe, the overflow area is the same, and the smooth discharge of the mud water is ensured.