CN217056767U

CN217056767U - Rotatable 45-degree hose connector

Info

Publication number: CN217056767U
Application number: CN202220305993.3U
Authority: CN
Inventors: 洪群波; 黄章雄; 潘康鑫
Original assignee: Realinkage Co ltd
Current assignee: Realinkage Co ltd
Priority date: 2022-02-15
Filing date: 2022-02-15
Publication date: 2022-07-26
Anticipated expiration: 2032-02-15

Abstract

The utility model discloses a rotatable 45-degree hose connector, which comprises a bent connector and a connector main body, wherein the bent connector is of a 45-degree arc structure, the bent connector comprises a first connecting end and a connecting pipe threaded end communicated with the first connecting end, and a first annular groove is arranged on the outer surface of the first connecting end; the connector main body comprises a second connecting end and an installation threaded end communicated with the second connecting end, a second annular groove opposite to the first annular groove is formed in the inner surface of the second connecting end, a first clamping ring is sleeved in the first annular groove, and the outer side portion of the first clamping ring is embedded into the second annular groove to achieve rotatable connection of the bent connector and the connector main body. The clamping ring can realize stable connection of the elbow connector and the connector main body and can realize 360-degree rotation of the elbow connector relative to the connector main body.

Description

Rotatable 45-degree hose connector

Technical Field

The utility model relates to a hose nipple technical field especially relates to a rotatable 45 degrees hose nipple.

Background

In a piping system, a bend is a pipe that changes the direction of a pipe. The angle is divided into three types of most common elbows of 45 degrees, 90 degrees and 180 degrees, and other abnormal elbows of 60 degrees and the like are also included according to engineering requirements; the elbow is made of cast iron, stainless steel, alloy steel, malleable cast iron, carbon steel, nonferrous metal, plastics, etc.

In the installation process of the joint, because the installation environment is very complicated, the pipeline is often required to be bent, but the angle of the existing bent joint is fixed, so that the angle of the pipeline is not convenient to adjust; the installation and the dismantlement of part bent connection are very loaded down with trivial details, and the use has certain limitation.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide a rotatable 45-degree hose connector which has simple structure and can change the direction of a hose at will.

The purpose of the utility model is realized by adopting the following technical scheme:

a rotatable 45-degree hose connector comprises a bent connector and a connector main body, wherein the bent connector is of a 45-degree arc structure, the bent connector comprises a first connecting end and a connecting pipe threaded end communicated with the first connecting end, and a first annular groove is formed in the outer surface of the first connecting end; the connector main body comprises a second connecting end and a mounting threaded end communicated with the second connecting end, a second annular groove opposite to the first annular groove is formed in the inner surface of the second connecting end, a first clamping ring is sleeved in the first annular groove, and the outer side portion of the first clamping ring is embedded into the second annular groove to achieve rotatable connection of the elbow connector and the connector main body.

Furthermore, an opening is formed in the upper peripheral wall of the first clamping ring, and the opening is formed in the axial direction of the opening.

Furthermore, a chamfer is arranged on the outer edge of one end, facing the second connecting end, of the first clamping ring.

Furthermore, a limiting inner step for the first connecting end to abut against is arranged on the inner wall of the second connecting end.

Furthermore, an O-shaped sealing ring is arranged between the inner surface of the second connecting end and the outer surface of the first connecting end, and a sealing and leakage-proof structure between the elbow joint and the joint main body is formed through the O-shaped sealing ring.

Further, still include first locking gasket, installation thread end surface is equipped with first external screw thread, first locking gasket spiro union is served in the installation thread.

Further, the connecting pipe device also comprises a tightening nut, wherein the tightening nut is in threaded connection with the threaded end of the connecting pipe; the tightening end of the tightening nut is arranged in a reducing mode, a second clamping ring is clamped on the inner wall of the tightening end of the tightening nut, and after the tightening nut is screwed down, the second clamping ring abuts against the end face of the threaded end of the connecting pipe.

Furthermore, the second clamping ring is provided with a notch for pulling the second clamping ring open.

Furthermore, the outer wall of the elbow joint is provided with a limiting outer step, and the limiting outer step is positioned between the threaded end of the connecting pipe and the first connecting end; and a second anti-loosening gasket is arranged between the limiting outer step and the packing nut, and the second anti-loosening gasket is fixedly sleeved on the threaded end of the connecting pipe.

Furthermore, an enclosing plate which inclines outwards is arranged at the lower part of the tightening nut, the enclosing plate is abutted against the second anti-loosening gasket, a plurality of first clamping grooves are uniformly formed in the enclosing plate, and a plurality of second clamping grooves are uniformly formed in the upper part of the limiting outer step; the upper wall of the second anti-loosening gasket is uniformly provided with a plurality of first clamping blocks matched with the second clamping grooves, and the lower wall of the second anti-loosening gasket is uniformly provided with a plurality of second clamping blocks matched with the third clamping grooves.

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

in the utility model, the elbow joint is in a 45-degree arc structure, so that the elbow joint can be applied to occasions where hoses need to turn; the mounting threaded end is used for fixing the whole hose connector; the first connecting end and the second connecting end are butted together by the snap ring, and the snap ring, the elbow connector and the connector main body are stably connected by utilizing the elastic compensation function of the snap ring and the elbow connector without influencing the 360-degree rotation of the elbow connector around the connector main body, so that the effect of conveniently and efficiently guiding the hose to change the direction is achieved. The snap ring is simple in structure, can directly replace the rotating bushing of the existing rotating joint, is low in cost, can be stably connected with other components, and improves user experience and product image.

Drawings

Fig. 1 is a schematic view of a rotatable 45-degree hose connector provided by the present invention;

fig. 2 is an exploded view of a schematic diagram of a rotatable 45-degree hose coupler provided by the present invention;

FIG. 3 is a cross-sectional view of a schematic view of a rotatable 45 degree hose coupler according to the present invention;

in the figure: 1. bending the joint; 11. a first connection end; 110. a first annular groove; 12. connecting a threaded end of a pipe; 13. limiting an outer step; 130. a second card slot; 2. a connector body; 21. a second connection end; 210. limiting an inner step; 22. installing a threaded end; 3. a first snap ring; 31. an opening; 32. chamfering; 4. an O-shaped sealing ring; 5. a first anti-loosening gasket; 6. tightening the screw cap; 61. enclosing plates; 62. a first card slot; 7. a second snap ring; 71. a notch; 8. a second anti-loosening gasket; 81. a first clamping block; 82. and a second clamping block.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "horizontal", "vertical", "top", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "one," "another," and the like are used to distinguish similar elements, and these terms and other similar terms are not intended to limit the scope of the present invention.

In the description of the present invention, it should be noted that unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art. Corresponding reference numerals are used throughout the figures to indicate corresponding or corresponding elements (e.g., elements identified as "1 XX" and "2 XX" are structurally identical and functionally similar).

As shown in fig. 1-3, for the utility model provides a rotatable 45-degree hose coupler, including a 45-degree arc-shaped elbow coupler 1 and a coupler body 2, the elbow coupler 1 includes a first coupling end 11 and a connecting pipe threaded end 12 connected with the first coupling end 11 in a through manner, the outer surface of the first coupling end 11 is provided with a first annular groove 110; the connector main body 2 comprises a second connecting end 21 and a mounting threaded end 22 communicated with the second connecting end 21, a second annular groove opposite to the first annular groove 110 is formed in the inner surface of the second connecting end 21, a first clamping ring 3 is sleeved in the first annular groove 110, and the outer side portion of the first clamping ring 3 is embedded in the second annular groove, so that the elbow connector 1 is rotatably connected with the connector main body 2.

In the utility model, the elbow joint 1 is in a 45-degree arc structure, so that the elbow joint can be applied to occasions where the hose needs to turn; the threaded end 22 is mounted for securing the entire hose connector; the first connecting end 11 and the second connecting end 21 are butted together by a snap ring, and the snap ring, the elbow connector 1 and the connector main body 2 are stably connected by using the elastic compensation function of the snap ring, the elbow connector 1 and the connector main body 2 without influencing the 360-degree rotation of the elbow connector 1 around the connector main body 2, so that the effect of conveniently and efficiently guiding the hose to change the direction is achieved. The snap ring has a simple structure, can directly replace the rotating bushing of the existing rotating joint, is low in cost, can play a role in stably connecting with other parts, and improves the user experience and the product image.

In a preferred embodiment, the upper peripheral wall of the first snap ring 3 is provided with an opening 31, and the opening 31 is opened along the axial direction. By providing the opening 31, it is possible to provide an assembly gap, which facilitates assembly of the first snap ring 3.

In a preferred embodiment, an outer edge of one end of the first snap ring 3 facing the second connecting end 21 is provided with a chamfer 32. The first snap ring 3 is more convenient to install due to the arrangement of the chamfer 32.

In a preferred embodiment, an O-ring seal 4 is disposed between the inner surface of the second connecting end 21 and the outer surface of the first connecting end 11, and the O-ring seal 4 forms a sealing and leakage-proof structure between the elbow connector 1 and the connector body 2. The O-shaped sealing ring 4 is arranged to ensure the sealing performance of the connecting position between the first connecting end 11 and the second connecting end 21.

In a preferred embodiment, the inner wall of the second connecting end 21 has a limit inner step 210 against which the O-ring 4 abuts. In this way, the sealing property of the connection position between the first connection end 11 and the second connection end 21 is further improved.

In a preferred embodiment, the anti-loosening device further comprises a first anti-loosening gasket 5, a first external thread is arranged on the outer surface of the mounting threaded end 22, and the first anti-loosening gasket 5 is screwed on the mounting threaded end 22. This embodiment secures the entire swivel by mounting threaded end 22 for attachment of fittings such as internally threaded hoses. The first anti-loose gasket 5 is arranged to play a role in sealing.

As a preferred embodiment, the pipe joint further comprises a clamping nut 6, wherein the clamping nut 6 is in threaded connection with the threaded end 12 of the connecting pipe; the tightening end of the tightening nut 6 is in reducing arrangement, a second clamping ring 7 is clamped on the inner wall of the tightening end of the tightening nut 6, and after the tightening nut 6 is screwed down, the second clamping ring 7 is abutted to the end face of the threaded end 12 of the connecting pipe.

In this embodiment, the inner surface of the packing nut 6 is provided with an internal thread, and the outer surface of the threaded end 12 of the adapter is provided with a second external thread adapted to the internal thread. Elbow fitting 1 is in the motion process, because second snap ring 7 joint all the time is on the link of hose, and second snap ring 7 position compels compelling tight end of tight nut 6 to restrict, and can't leave and compel tight nut 6, the link of hose also can't leave like this compels tight nut 6 to the condition that the link of hose drops from elbow fitting 1 has been avoided.

In a preferred embodiment, the second snap ring 7 is provided with a notch 71 for opening the second snap ring 7. The second clamping ring 7 is pulled open at the position of the notch 71, so that the second clamping ring 7 can be clamped on the connecting end of the hose more conveniently.

In a preferred embodiment, the outer wall of the elbow connector 1 is provided with a limiting outer step 13, and the limiting outer step 13 is located between the threaded end 12 of the connecting pipe and the first connecting end 11; a second anti-loose gasket 8 is arranged between the limiting outer step 13 and the packing nut 6, and the second anti-loose gasket 8 is fixedly sleeved on the connecting pipe threaded end 12. When the hose is connected, the second anti-loosening gasket 8 is tightly pressed by the tightening nut 6, so that the space inside the tightening nut 6 for the movement of the second clamping ring 7 is reduced, and the second clamping ring 7 is completely fixed; the hose and the clamping part of the second clamping ring 7 move together because the hose limits the moving space through the second clamping ring 7; therefore, in the movement process of the elbow connector 1, the clamping part of the hose and the second clamping ring 7 cannot rotate relatively, so that the relative rotation between the hose and the elbow connector 1 can be effectively avoided, and the stable rotation between the connector main body 2 and the elbow connector 1 is ensured.

In a preferred embodiment, the lower part of the tightening nut 6 is provided with an enclosing plate 61 which inclines outwards, the enclosing plate 61 is abutted against the second anti-loosening gasket 8, the enclosing plate 61 is uniformly provided with a plurality of first clamping grooves 62, and the upper part of the limiting outer step 13 is uniformly provided with a plurality of second clamping grooves 130; a plurality of first blocks 81 matched with the second clamping groove 130 are uniformly arranged on the upper wall of the second anti-loose gasket 8, and a plurality of second blocks 82 matched with the second clamping groove 130 are uniformly arranged on the lower wall of the second anti-loose gasket 8. In this embodiment, like this first fixture block 81 joint in first draw-in groove 62, second fixture block 82 joint is in second draw-in groove 130, compels tight nut 6, second check washer 8 and spacing outer step 13 fixed each other, and under certain external force, compels tight nut 6 and also can not break away from elbow fitting 1, has guaranteed indirectly that the link of hose can't drop from elbow fitting 1. In the present embodiment, the number of the first latch 81, the second latch 82, the first engaging groove 62, and the second engaging groove 130 is two. In addition, in order to conveniently unscrew or tighten the tightening nut 6, the outer wall of the tightening nut 6 is provided with a plurality of long circular grooves which are distributed at equal intervals.

The utility model discloses an assembly process as follows: first snap ring 3 is first installed on first annular groove 110 of elbow fitting 1 and O-ring seal 4 is installed in fitting body 2. Then the elbow joint 1 with connect the main part 2 assembly, through opening 31 on the first snap ring 3, the second annular groove contact compression of first snap ring 3 and joint main part 2, the elbow joint 1 with connect the installation of main part 2 and accomplish, first snap ring 3 kick-backs, guaranteed promptly that the product is rotatable has guaranteed the atress of product again, then install first check washer 5, second check washer 8 in proper order and compel tight nut 6.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims

1. A rotatable 45-degree hose connector is characterized by comprising a bent connector (1) with a 45-degree arc structure and a connector main body (2), wherein the bent connector (1) comprises a first connecting end (11) and a connecting pipe threaded end (12) communicated with the first connecting end (11), and a first annular groove (110) is formed in the outer surface of the first connecting end (11); the connector main body (2) comprises a second connecting end (21) and a mounting threaded end (22) which is communicated with the second connecting end (21), a second annular groove opposite to the first annular groove (110) is formed in the inner surface of the second connecting end (21), a first clamping ring (3) is sleeved in the first annular groove (110), and the outer side portion of the first clamping ring (3) is embedded into the second annular groove, so that the bent connector (1) and the connector main body (2) can be rotatably connected.

2. A rotatable 45 degree hose coupling according to claim 1, characterized in that the first collar (3) is provided with an opening (31) in its upper circumferential wall, said opening (31) being open in its axial direction.

3. A rotatable 45 degree hose coupling according to claim 1, wherein the first snap ring (3) is chamfered (32) towards the outer edge of the end of the second coupling end (21).

4. The rotatable 45-degree hose coupler according to claim 1, wherein an O-ring seal (4) is arranged between the inner surface of the second connecting end (21) and the outer surface of the first connecting end (11), and a sealing and leakage-proof structure between the elbow connector (1) and the connector body (2) is formed by the O-ring seal (4).

5. A rotatable 45 degree hose coupling according to claim 4 wherein the second coupling end (21) has a stop internal step (210) on the inner wall against which the O-ring seal (4) abuts.

6. The rotatable 45-degree hose coupling according to claim 1, further comprising a first anti-loosening gasket (5), wherein the outer surface of the mounting threaded end (22) is provided with a first external thread, and the first anti-loosening gasket (5) is screwed on the mounting threaded end (22).

7. The rotatable 45 degree hose coupling of claim 1, further comprising a packing nut (6), wherein the packing nut (6) is threadedly connected to the nipple threaded end (12); compel the tight end undergauge setting of tight nut (6) compel tight end inner wall joint of tight nut (6) to have second snap ring (7), after screwing up and compel tight nut (6), second snap ring (7) butt is on the terminal surface of taking over threaded end (12).

8. Rotatable 45 degree hose coupling according to claim 7, characterized in that the second snap ring (7) is provided with a notch (71) for snapping open the second snap ring (7).

9. The rotatable 45-degree hose coupling according to claim 7, wherein the outer wall of the elbow connector (1) is provided with a limiting outer step (13), and the limiting outer step (13) is positioned between the nipple threaded end (12) and the first connecting end (11); and a second anti-loosening gasket (8) is arranged between the limiting outer step (13) and the packing nut (6), and the second anti-loosening gasket (8) is fixedly sleeved on the threaded end (12) of the connecting pipe.

10. The rotatable 45-degree hose coupler according to claim 9, wherein the lower portion of the tightening nut (6) is provided with an outward inclined surrounding plate (61), the surrounding plate (61) abuts against the second anti-loosening gasket (8), the surrounding plate (61) is uniformly provided with a plurality of first clamping grooves (62), and the upper portion of the limiting outer step (13) is uniformly provided with a plurality of second clamping grooves (130); the upper wall of the second anti-loosening gasket (8) is uniformly provided with a plurality of first clamping blocks (81) matched with the second clamping grooves (130), and the lower wall of the second anti-loosening gasket (8) is uniformly provided with a plurality of second clamping blocks (82) matched with the second clamping grooves (130).