CN211145656U - Hose locking metal waterproof quick connector - Google Patents

Abstract

The utility model provides a hose locking metal waterproof quick-operation joint. The technical problems that a hose joint is easy to reverse and difficult to assemble in the prior art are solved. The pipe joint comprises a hose 1, a lock nut 2, a fixing ring 3 and a joint body 5, wherein the upper part and the lower part of the joint body 5 are provided with external threads; an opening is formed in the upper portion of the lock nut 2, and the hose 1 is inserted into the opening in the upper portion of the lock nut 2; the fixing ring 3 is arranged at the head of the joint body 5; the locking nut 2 is arranged at the head part of the joint body 5 and wraps the fixing ring 3. Implement the technical scheme of the utility model, can prevent the reversal in locking, avoid hose nipple not hard up under motion and vibrations environment, guaranteed equipment safety in production and function, saved the maintenance cost in later stage, and the assembly is simple, reduces the cost of labor.

Description

Hose locking metal waterproof quick connector

Technical Field

The utility model belongs to the coupling field relates to a hose nipple joint structure, in particular to hose locking metal waterproof quick-operation joint.

Background

The hose connector is a connecting device which has sealing and connecting functions on a hose, and at present, hose locking connector products in the market only have a locking function and do not have a function of preventing reverse rotation, so that the hose is easy to loosen under certain motion and vibration environments, and the hose falls off to cause accidents. In addition, the product need be taken apart hose locking joint when using and is inserted into the softening after, cooperates the joint main part locking again, assembles loaded down with trivial details difficulty, extravagant manpower and time.

Disclosure of Invention

In order to solve the technical problem, the utility model discloses a hose locking metal waterproof quick-operation joint, the technical scheme of the utility model is implemented like this:

a hose locking metal waterproof quick connector comprises a hose, a locking nut, a fixing ring, a connector body and an external thread copper insert; wherein: the upper end of the joint body is provided with an external thread, and the lower end of the joint body is provided with an internal thread; an opening is formed in the upper portion of the lock nut, and the hose is inserted into the opening in the upper portion of the lock nut; the fixing ring is arranged at the head of the joint body; the locking nut is arranged at the head of the joint body and wraps the fixing ring; the outer copper thread insert is arranged on the outer side of the lower end of the joint body; the connector is characterized in that a downward convex reverse-rotation preventing bulge is arranged on the fixed ring, a reverse-rotation preventing notch matched with the reverse-rotation preventing bulge is arranged at the top of the connector body, when the reverse-rotation preventing bulge is clamped with the reverse-rotation preventing notch, the reverse-rotation preventing bulge and the reverse-rotation preventing notch can be staggered in the forward direction, and the reverse-rotation preventing bulge and the reverse-rotation preventing notch cannot be staggered in the reverse direction.

Preferably, the hose, the lock nut and the fixing ring are all made of nylon materials; the joint body is of a metal structure wrapped by nylon; the external thread copper insert is made of metal.

Preferably, a hose locking nylon waterproof quick-operation joint, includes interior waterproof circle, interior waterproof circle is located the body upper end inboard of piecing together, when lock nut continuously screwed up, interior waterproof circle internal lock prevents the infiltration of water.

Preferably, the inner waterproof ring is made of rubber.

By implementing the technical scheme of the utility model, the technical problems that the hose joint is easy to reverse and difficult to assemble in the prior art can be solved; the utility model is provided with a fixed ring at the head of the joint body, a locking nut is arranged at the head of the joint body to wrap the fixed ring, thus, the fixing ring is clamped between the lock nut and the head of the joint body to prevent the lock nut and the joint body from moving relatively, when in use, the hose is directly inserted to the bottom from the opening at the upper part of the lock nut without disassembling the lock nut, then turn round the tight nut, tight while retainer plate and interior waterproof circle can toward interior lock, pin the difficult extraction of hose, also have "loudspeaker" simultaneously again and prevent the cooperation sound of reversal function, the lock nut can't be turned round with the strength when continuing to turn round tightly, need the instrument when unpacing apart, realized preventing the technical effect that reverses in the locking, it is not hard up to avoid hose nipple under motion and vibrations environment, equipment safety in production and function have been guaranteed, the maintenance cost in later stage has been saved, and the assembly is simple, and labor cost is reduced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only one embodiment of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a fragmentary section of a hose locking nylon quick disconnect coupling;

FIG. 2 is a front view of a hose lock nylon quick water joint assembly;

in the above drawings, the reference numerals denote:

1-a hose; 2-a lock nut; 3-a fixed ring; 31-anti-reverse bump; 4-inner waterproof ring; 5-a connector body; 51-an anti-reverse notch; 6-external thread copper insert.

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 efforts belong to the protection scope of the present invention.

In a specific embodiment of the present invention, a hose locking metal waterproof quick connector, as shown in fig. 1 and 2, comprises a hose 1, a locking nut 2, a fixing ring 3, a connector body 5, and an external thread copper insert 6; wherein: the upper end of the joint body 5 is provided with an external thread, and the lower end of the joint body 5 is provided with an internal thread; an opening is arranged at the upper part of the lock nut 2, and the hose 1 is inserted from the opening at the upper part of the lock nut 2; the fixed ring 3 is arranged at the head of the joint body 5; the locking nut 2 is arranged at the head part of the joint body 5 and wraps the fixing ring 3; an externally threaded copper insert 6 is mounted on the outside of the lower end of the joint body 5.

In this embodiment, the lock nut 2, the fixing ring 3 and the joint body 5 are assembled together, when the nylon waterproof quick joint is locked by assembling the hose, the hose 1 can be directly inserted only by fixing the joint body 5 on the customer equipment, the lock nut 2 is screwed after the hose 1 is inserted to the end, the lock nut 2 is locked inside when the hose is continuously screwed, the hose 1 is locked and is not easy to be pulled out, and the matching sound of the 'horn-horn' function for preventing reverse rotation is provided. The lock nut 2 cannot be unscrewed by hand force during continuous screwing, and can be disassembled only by means of a tool during disassembly.

In a preferred embodiment, as shown in fig. 1 and 2, the hose 1, the lock nut 2 and the fixing ring 3 are all made of nylon; the joint body 5 is of a metal structure wrapped by nylon; the external thread copper insert 6 is made of metal.

In a preferred embodiment, as shown in fig. 1 and 2, the hose locking nylon waterproof quick connector comprises an inner waterproof ring 4, wherein the inner waterproof ring 4 is positioned on the inner side of a connector body 5, and when the locking nut 2 is continuously screwed, the inner waterproof ring 4 is locked to prevent water from permeating.

In a preferred embodiment, the inner waterproof ring 4 is made of rubber.

It should be understood that the above description is only exemplary of the present invention, and is not intended to limit the present invention, and that any modifications, equivalents, improvements, etc. made within the spirit and principle of the present invention should be included within the scope of the present invention.

Claims (4)

1. A hose locking metal waterproof quick joint is characterized by comprising a hose (1), a locking nut (2), a fixing ring (3), a joint body (5) and an external thread copper insert (6); wherein:

the upper end of the joint body (5) is provided with an external thread, and the lower end of the joint body (5) is provided with an internal thread;

an opening is formed in the upper portion of the locking nut (2), and the hose (1) is inserted into the opening in the upper portion of the locking nut (2);

the fixing ring (3) is arranged at the head of the joint body (5);

the locking nut (2) is arranged at the head part of the joint body (5) and wraps the fixing ring (3);

the external thread copper insert (6) is arranged on the outer side of the lower end of the joint body (5);

be provided with on retainer plate (3) downwards bellied anti-contrarotation arch (31), joint body (5) top be provided with anti-contrarotation arch (31) complex prevent reverse breach (51), prevent reverse arch (31) with when preventing reverse breach (51) block, prevent reverse arch (31) with prevent reverse breach (51) can the forward stagger, prevent reverse arch (31) with prevent reverse breach (51) can not the reverse stagger.

2. The hose locking metal waterproof quick connector as claimed in claim 1, wherein the hose (1), the locking nut (2) and the fixing ring (3) are all made of nylon; the joint body (5) is of a nylon-clad metal structure; the external thread copper insert (6) is made of metal.

3. The hose locking metal waterproof quick connector according to claim 1, further comprising an inner waterproof ring (4), wherein the inner waterproof ring (4) is positioned on the inner side of the upper end of the connector body (5), and when the locking nut (2) is continuously screwed, the inner waterproof ring (4) is locked to prevent water from permeating.

4. The metal waterproof quick connector for locking hose according to claim 3, wherein the inner waterproof ring (4) is made of rubber.

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