CN219432722U - Insert-rotating internal expansion hose installation joint - Google Patents
Insert-rotating internal expansion hose installation joint Download PDFInfo
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- CN219432722U CN219432722U CN202223512010.2U CN202223512010U CN219432722U CN 219432722 U CN219432722 U CN 219432722U CN 202223512010 U CN202223512010 U CN 202223512010U CN 219432722 U CN219432722 U CN 219432722U
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- ring
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Abstract
The utility model discloses a plug-in internal expansion hose installation joint, which comprises a connecting body, a joint body, an expansion sleeve, a sealing ring and a steel wire retainer ring; the connector body is arranged in the front end of the connector body, a sealing ring mounting groove is formed in the front end face of the connector body, a mounting step matched with the upper limit step of the connector body is arranged on the outer circumference of the connector body, and a circle of steel wire check ring mounting groove is formed in the outer circumference of the connector body at the rear side of the mounting step; the expansion sleeve is arranged at the rear side of the connector body and is positioned in the mounting end of the connector body; the sealing ring is arranged in a sealing ring mounting groove on the front end surface of the connector body; the steel wire check ring is arranged in a steel wire check ring mounting groove at the rear side of the connector body. The utility model has high strength, small mass and good sealing performance, and ensures that the connection bodies are more labor-saving and convenient to screw, disassemble, assemble and replace.
Description
Technical Field
The utility model relates to the technical field of hose connectors, in particular to an inserting-rotating internal expansion type hose installation connector.
Background
At present, a pair of connector bodies with mutually matched locking claws are adopted for a non-large-caliber plug-in type hose connector, each connector body is provided with a pipe clamp, and the end face of each connector body is provided with a connector sealing groove and a connector sealing ring. For the large-caliber infusion hose, if the conventional pipe clamp is adopted and only one pipe clamp is arranged, the hose and the connector body are connected in an assembled mode, and along with the increase of the pressure of the conveying liquid, sealing is unreliable, and even the hose and the connector body can fall off.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provide the plug-in-rotation internal expansion hose installation joint which is convenient to install and good in sealing performance.
The technical scheme adopted by the utility model is as follows:
an inserting-rotating internal expansion hose installation joint comprises a connecting body, a joint body, an expansion sleeve, a sealing ring and a steel wire check ring;
the connecting body comprises a connecting end and a mounting end, wherein the connecting end and the mounting end are of an integrated step structure, the outer diameter of the connecting end is larger than that of the mounting end, connecting grooves of the step structure are formed in the inner wall of the connecting end along the circumference, three locking claw hooks are uniformly arranged on the front end face of the connecting end, and mounting notches communicated with the connecting grooves are formed in the front end face of the adjacent positions of the locking claw hooks; the mounting end is arranged at the rear side of the connecting end, the inner diameter of the mounting end is larger than that of the connecting end, and a circle of limiting step is formed at the joint of the connecting end and the mounting end; a plurality of circles of anti-slip grooves are uniformly formed in the inner wall of the mounting end;
the connector body is arranged in the front end of the connector body, a sealing ring mounting groove is formed in the front end face of the connector body, a mounting step matched with the upper limit step of the connector body is arranged on the outer circumference of the connector body, and a circle of steel wire check ring mounting groove is formed in the outer circumference of the connector body at the rear side of the mounting step; the expansion sleeve is arranged at the rear side of the connector body and is positioned in the mounting end of the connector body;
the sealing ring is arranged in a sealing ring mounting groove on the front end surface of the connector body; the steel wire check ring is arranged in a steel wire check ring mounting groove at the rear side of the connector body.
Specifically, the inner diameter of the connector body is gradually increased from the front end to the rear end.
Specifically, the end part of the side wall where the inner side ring surface of the sealing ring installation groove is located is outwards bent to form an anti-falling limiting ring, and the end part of the side wall where the outer side ring surface of the sealing ring installation groove is located is protruded out of the end part of the side wall where the inner side ring surface is located.
More specifically, the sealing ring is a Y-shaped sealing ring matched with the sealing ring mounting groove, and the sealing surface at the front end of the sealing ring is arranged in a V shape.
Specifically, the connector is made of aluminum alloy.
By adopting the technical scheme, the utility model has the following advantages:
according to the utility model, the end part of the hose is fixed in the connector through the expansion sleeve, and the anti-slip grooves on the inner wall of the connector enable the connection to be tighter, so that the connection force is ensured; the sealing ring is a Y-shaped sealing ring matched with the sealing ring mounting groove, so that the sealing performance is better, the compression amount is better, and the end face of the connector body is more reliably sealed when 2 connectors are connected; the aluminum alloy is adopted to manufacture the connecting body, so that the connecting body is more labor-saving and convenient to screw, disassemble, assemble and replace; the middle of the connector is connected with the connector by adopting a steel wire retainer ring, so that the connector and the connector can rotate, the inner wall of the other end of the connector is connected with the hose and the expansion sleeve, and the connecting force can be ensured, so that the connector, the hose and the expansion sleeve are integrated.
Drawings
Fig. 1 is a schematic diagram of the overall connection of the present utility model.
Fig. 2 is a schematic cross-sectional view of the present utility model.
FIG. 3 is a schematic view of a connector of the present utility model.
Fig. 4 is a schematic cross-sectional view of a connector body of the present utility model.
Fig. 5 is a cross-sectional view of a seal ring of the present utility model.
Fig. 6 is an end view schematic of the expansion shell of the present utility model.
Fig. 7 is a schematic view of a wire retainer ring of the present utility model.
In the figure: 1-connector, 11-connector, 111-connecting groove, 112-locking claw hook, 12-mounting end, 121-anti-slip groove, 13-mounting notch, 2-connector, 21-sealing ring mounting groove, 211-anti-drop limiting ring, 3-expansion sleeve, 4-sealing ring, 5-steel wire retainer ring and 6-hose.
Detailed Description
The present utility model is further explained below with reference to the drawings and examples, which are not to be construed as limiting the scope of the utility model, and the purpose of the present utility model is to protect all technical improvements within the scope of the utility model.
An inserting and rotating internal expansion hose installation joint is shown in the accompanying drawings 1-7, and comprises a connecting body 1, a joint body 2, an expansion sleeve 3, a sealing ring 4 and a steel wire check ring 5.
The connecting body 1 comprises a connecting end 11 and a mounting end 12, wherein the connecting end 11 and the mounting end 12 are of an integral step structure made of aluminum alloy, the outer diameter of the connecting end 11 is larger than that of the mounting end 12, connecting grooves 111 of the step structure are circumferentially arranged on the inner wall of the connecting end 11, three locking claw hooks 112 are uniformly arranged on the front end surface of the connecting end 11, and mounting notches 13 communicated with the connecting grooves 111 are arranged on the front end surface of the adjacent positions of the locking claw hooks 112; the mounting end 12 is arranged at the rear side of the connecting end 11, the inner diameter of the mounting end 12 is larger than that of the connecting end 11, and a circle of limiting step is formed at the joint of the connecting end 11 and the mounting end 12; a plurality of circles of anti-slip grooves 121 are uniformly formed in the inner wall of the mounting end 12.
The connector body 2 is arranged in the front end of the connector body 1, the inner diameter of the connector body 2 is of a reducing structure which gradually increases from the front end to the rear end, a sealing ring mounting groove 21 is arranged on the front end face of the connector body 2, the end part of the side wall where the inner side ring surface of the sealing ring mounting groove 21 is positioned is outwards bent to form an anti-falling limiting ring 211, and the end part of the side wall where the outer side ring surface of the sealing ring mounting groove 21 is positioned is arranged to protrude out of the end part of the side wall where the inner side ring surface is positioned; the outer circumference of the connector body 2 is provided with an installation step matched with the limit step on the connector body 1, and the outer circumference of the connector body 2 at the rear side of the installation step is provided with a circle of steel wire check ring installation grooves; the expansion sleeve 3 is arranged at the rear side of the connector body 2, and the expansion sleeve 3 is positioned in the mounting end 12 of the connector body 1.
The sealing ring 4 is arranged in a sealing ring mounting groove 21 on the front end surface of the connector body 2, the sealing ring 4 is a Y-shaped sealing ring matched with the sealing ring mounting groove 21, and the sealing surface at the front end of the sealing ring 4 is arranged in a V shape; the steel wire check ring 5 is arranged in a steel wire check ring installation groove at the rear side of the connector body 2.
When in installation, firstly, the connector 1 and the connector 2 are installed by using the steel wire retainer ring 5, the expansion sleeve 3 is sleeved on the special external expansion type pressure head, then the hose 6 is sleeved on the expansion sleeve 3, the rear end of the connector 1 is sleeved on the outer side of the hose 6, the external expansion type pressure head is started, the expansion sleeve 3 is expanded from inside to outside, and the expansion sleeve 3 is used for tightly connecting the hose 6 with the inner wall of the connector 1; after the first compression, the expansion sleeve 3 and the connector 1 are rotated for a certain angle, the external expansion pressure head is started again, the expansion sleeve 3 and the inner wall of the connector 1 are compressed, the expansion sleeve 3 and the connector 1 are rotated for the third time, the expansion sleeve 3 and the inner wall of the connector 1 are compressed again according to the same compression mode, and the expansion sleeve 3 and the connector 1 are rotated for three times, so that the expansion sleeve 3 and the periphery of the connector 1 are fully and tightly compressed; the other hose 6 is assembled in the manner, the two connectors 1 are opposite, the locking claw 112 is inserted into the mounting notch 13 on the other connector 1, the locking claw 112 is clamped between the connecting grooves 111 after rotating in the connecting grooves 111 under the reset action of the hose 6, and the two connectors 1 are in butt joint locking.
When the hydraulic pressure type hydraulic pressure expansion device is used, the expansion sleeve 3 compresses the hose 6 and the connecting body 1, so that the connecting body 1, the hose 6 and the expansion sleeve 3 are integrated, and simultaneously, as the pressure of the conveying liquid is increased, the larger the expansion force of the expansion sleeve 3 to the outer side is, the more tightly and reliably the connecting body 1 and the hose 6 are connected.
The utility model is not described in detail in the prior art.
The embodiments selected herein for the purposes of disclosing the present utility model are presently considered to be suitable, however, it is to be understood that the present utility model is intended to include all such variations and modifications as fall within the spirit and scope of the present utility model.
Claims (5)
1. The plug-in internal expansion hose installation joint is characterized by comprising a connecting body, a joint body, an expansion sleeve, a sealing ring and a steel wire check ring;
the connecting body comprises a connecting end and a mounting end, wherein the connecting end and the mounting end are of an integrated step structure, the outer diameter of the connecting end is larger than that of the mounting end, connecting grooves of the step structure are formed in the inner wall of the connecting end along the circumference, three locking claw hooks are uniformly arranged on the front end face of the connecting end, and mounting notches communicated with the connecting grooves are formed in the front end face of the adjacent positions of the locking claw hooks; the mounting end is arranged at the rear side of the connecting end, the inner diameter of the mounting end is larger than that of the connecting end, and a circle of limiting step is formed at the joint of the connecting end and the mounting end; a plurality of circles of anti-slip grooves are uniformly formed in the inner wall of the mounting end;
the connector body is arranged in the front end of the connector body, a sealing ring mounting groove is formed in the front end face of the connector body, a mounting step matched with the upper limit step of the connector body is arranged on the outer circumference of the connector body, and a circle of steel wire check ring mounting groove is formed in the outer circumference of the connector body at the rear side of the mounting step; the expansion sleeve is arranged at the rear side of the connector body and is positioned in the mounting end of the connector body;
the sealing ring is arranged in a sealing ring mounting groove on the front end surface of the connector body; the steel wire check ring is arranged in a steel wire check ring mounting groove at the rear side of the connector body.
2. The plug-in internal expansion hose installation adapter of claim 1, wherein: the inner diameter of the connector body is gradually increased from the front end to the rear end.
3. The plug-in internal expansion hose installation adapter of claim 1, wherein: the end part of the side wall where the inner side ring surface of the sealing ring installation groove is located is outwards bent to form an anti-falling limiting ring, and the end part of the side wall where the outer side ring surface of the sealing ring installation groove is located is protruded out of the end part of the side wall where the inner side ring surface is located.
4. A plug-in internal expansion hose installation adapter according to claim 3, wherein: the sealing ring is a Y-shaped sealing ring matched with the sealing ring mounting groove, and the front end sealing surface of the sealing ring is arranged in a V shape.
5. The plug-in internal expansion hose installation adapter of claim 1, wherein: the connector is made of aluminum alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223512010.2U CN219432722U (en) | 2022-12-28 | 2022-12-28 | Insert-rotating internal expansion hose installation joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223512010.2U CN219432722U (en) | 2022-12-28 | 2022-12-28 | Insert-rotating internal expansion hose installation joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219432722U true CN219432722U (en) | 2023-07-28 |
Family
ID=87345893
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223512010.2U Active CN219432722U (en) | 2022-12-28 | 2022-12-28 | Insert-rotating internal expansion hose installation joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219432722U (en) |
-
2022
- 2022-12-28 CN CN202223512010.2U patent/CN219432722U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |