CN215568751U

CN215568751U - Pipe fitting joint connecting mechanism and universal pipe

Info

Publication number: CN215568751U
Application number: CN202121353765.5U
Authority: CN
Inventors: 蒋文荣
Original assignee: Ningbo Runtai Sanitary Ware Technology Co ltd
Current assignee: Ningbo Runtai Sanitary Ware Technology Co ltd
Priority date: 2021-06-17
Filing date: 2021-06-17
Publication date: 2022-01-18
Anticipated expiration: 2031-06-17

Abstract

The utility model discloses a pipe fitting joint connecting mechanism and a universal pipe, the connecting mechanism comprises a pressing sleeve and a joint which are used for connecting a pipe fitting, the end part of the pressing sleeve is fixed in a hole cavity at the end part of the joint, the inner wall of the hole cavity of the joint where the end part of the pressing sleeve is located is circumferentially provided with a convex edge, and a first limit plate and a second limit plate are respectively arranged on the circumferential surface of the pressing sleeve at the front and the rear positions of the convex edge along the extension direction of the hole cavity of the connector, the scheme simplifies the butt joint installation structure of the pressing sleeve and the connector, the pressing sleeve is fixed with the pipe fitting, the end part of the pressing sleeve is positioned in the connecting head hole cavity, the pressing sleeve is limited by the matching of the convex edge and a first limiting plate and a second limiting plate which are arranged on the periphery of the pressing sleeve at intervals, a ring body is arranged in a gap between the convex edge and the first limiting plate, the gap is filled with the ring body, so that the second limit plate, the convex edge, the ring body and the first limit plate form a close fit relation, and the pressing sleeve and the connector are fixed into a whole.

Description

Pipe fitting joint connecting mechanism and universal pipe

Technical Field

The utility model relates to the technical field of pipe fitting connection, in particular to a pipe fitting joint connecting mechanism and a universal pipe provided with the pipe fitting joint connecting mechanism.

Background

In a kitchen or a bath room, a faucet is generally fixedly mounted, a universal pipe is usually butted at the faucet for changing the water outlet direction of the faucet, the universal pipe generally comprises a universal shaping pipe body such as a metal shaping hose, a connector is mounted at the end part of the pipe body so as to be convenient for butting the faucet or a water outlet nozzle and the like, and most pipe bodies on the market are relatively complicated in butt joint structure with the connector by pressing a sleeve and matching other threaded gaskets and the like, and the improvement is needed.

SUMMERY OF THE UTILITY MODEL

In order to solve at least one technical defect, the utility model provides the following technical scheme:

the application document discloses pipe fitting joint coupling mechanism, including the pressure cover, the connector that are used for connecting the pipe fitting, the end fixing of pressing the cover is in connector tip hole intracavity, it is protruding stupefied to set up along circumference on the connector vestibule inner wall that the tip of pressing the cover was located, and set up limiting plate one, limiting plate two respectively on the pressure cover global of back position before protruding stupefied along connector vestibule extending direction, set up the ring body in the clearance between limiting plate one and protruding stupefied, the ring body cover is pressed and is sheathe in, limiting plate one, the ring body, protruding stupefied and limiting plate two are the tight fit.

This scheme has simplified the butt joint mounting structure of pressing cover and connector to pressing cover and pipe fitting fixed, the tip of pressing the cover is located the connector pore chamber, and with protruding stupefied and press the cover periphery on alternate limiting plate one, the cooperation of limiting plate two is spacing to pressing the cover, and pack into the ring body in the clearance between protruding stupefied and limiting plate one, with the clearance is filled to the ring body, make limiting plate two, protruding stupefied, the ring body, limiting plate one forms the tight fit relation, thereby will press the cover and fix as an organic whole with the connector.

For the fixing mode of the pipe fitting and the pressing sleeve, the pipe fitting can be directly embedded into the barrel cavity of the pressing sleeve or screwed in the barrel cavity of the pressing sleeve.

Preferably, the following means are used for fixing: the inner joint is internally provided with a cavity, the pipe fitting extends into the inner cylinder cavity of the pressing sleeve and is inserted into the hole cavity of the pipe fitting from the end part of the pressing sleeve by the inner joint, so that the pipe fitting and the pressing sleeve are fixed into a whole, the fixing mode is simple, and the inner joint is particularly suitable for fixing a hose.

Further, the upper and lower face of ring body respectively with limiting plate one, protruding stupefied butt, limiting plate two with protruding stupefied butt, the relation of connection of tight fit is in order to be fixed as an organic whole with pressing cover and connector.

Furthermore, a sealing ring is arranged in a gap between the ring body and the circumferential surface of the pressing sleeve to seal the gap between the pressing sleeve and the convex edge, and the ring body and the sealing ring are concentrically sleeved on the pressing sleeve to increase the sealing performance of the sealing ring.

Furthermore, a first groove is formed in the inner side face of the ring body, and a second groove is formed in the outer peripheral face of the cylindrical pressing sleeve corresponding to the inner side face of the ring body, so that the installation space of the sealing ring is enlarged.

Furthermore, the outer peripheral face of the end part of the pressing sleeve is provided with a third groove along the circumferential direction, and the walls of the grooves above and below the third groove respectively form a first limiting plate and a second limiting plate.

The application document discloses a universal pipe, the body tip of universal pipe sets up foretell pipe fitting joint coupling mechanism, and the body and the pipe fitting joint coupling mechanism middling pressure of universal pipe overlap fixedly.

The universal pipe is suitable for being used as a bathroom or kitchen product and is arranged on a tap head so as to conveniently adjust the water outlet position.

The body of universal pipe is like common universal design hose, metal design hose promptly, perhaps preferably adopts the sleeve structure, if the body of universal pipe includes inner tube and outer tube, can select to press the cover tail end intracavity with the barrel type that the body tip directly imbeds in the pipe fitting connects coupling mechanism.

Or, the body of universal pipe includes inner tube and outer tube, and the outer tube is universal design hose, and the inner tube is the pipeline that the elasticity material was prepared, and the inner tube passes and stretches into from outer tube chamber way and presses the sleeve intracavity, and the inner joint among the pipe fitting joint coupling mechanism stretches into interior pipe end portion hole intracavity so that interior pipe end portion outer peripheral face and the fixed an organic whole of barrel-type pressure sleeve chamber wall interference fit, and the leakproofness is good, and the elasticity material is like plastics, preferred rubber.

Furthermore, the two end parts of the inner pipe extend out of the outer pipe, the outer diameter of the end part of the inner pipe is larger than that of the pipe body between the two end parts, and the inner pipe is of a structure with two large ends and a small middle part, so that the connection stability of the inner pipe and the outer pipe is improved.

Compared with the prior art, the utility model has the beneficial effects that:

1. this pipe fitting joint coupling mechanism simplifies the structure, reduces the equipment process, improves the packaging efficiency, and the leakproofness is good to provide this pipe fitting joint coupling mechanism's of installation universal pipe.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a sectional view showing the structure of a universal pipe in example 1;

FIG. 2 is a view showing a butt joint structure of pipe bodies;

FIG. 3 is a view of a press sleeve structure;

wherein the reference numerals are:

1. a pipe body; 2. a pipe fitting joint connection mechanism;

10. an outer tube; 11. an inner tube;

21. a connector; 22. pressing the sleeve; 23. a first limiting plate; 24. a ring body; 25. a seal ring; 26. convex edges; 27. an inner joint; 28. a first groove; 29. a third groove; 30. a second groove; 31. and a second limiting plate.

Detailed Description

The utility model is further described with reference to the following figures and specific examples.

Example 1

Referring to fig. 1, this body 1 both ends of universal pipe all install pipe fitting joint coupling mechanism 2, in this embodiment, the body chooses the sleeve structure for use, and the internal and external tube is closed to form, and wherein the preparation of rubber material is chooseed for use to inner tube 11, and universal calibrator, metal calibrator, inner tube are chooseed for use to outer tube 10, and the inner tube passes from the outer tube lumen, and the both ends of preferred inner tube are stretched out from the outer tube, and the tip external diameter of inner tube is greater than the external diameter of body between its both ends.

In this embodiment, the pipe joint connection mechanism includes a cylindrical pressing sleeve 22 and a connector 21, as shown in fig. 2, the pressing sleeve and the connector are preferably made of stainless steel, the pressing sleeve is of a two-stage stepped cylindrical structure, the outer diameter of the head end is small, the connector is of a cylindrical structure, the inner wall of a cylindrical cavity at the end portion of the connector protrudes radially outward and extends circumferentially to form an annular protruding edge 26, the head end of the pressing sleeve penetrates through the annular opening of the protruding edge, a seal ring 25 and a ring body 24 are concentrically sleeved on the head end portion of the pressing sleeve, the seal ring is arranged in the annular opening of the ring body, the peripheral wall of the orifice at the head end of the pressing sleeve is turned outward by a lathe, at this time, the turned edge and the stepped surface of the pressing sleeve are matched on a first end portion forming groove three of the pressing sleeve, upper and lower side grooves (i.e., the turned edge and the stepped surface) of the groove three form a first limit plate 23 and a second limit plate 31, the first limit plate and the second limit plate are annular body, the outer diameter of the annular opening of the annular body is larger than the protruding edge, the size of the ring body is designed in advance, the size of the second ring body, The distance between the first limiting plate and the second limiting plate, the thickness and the like are equal, after the flanging is performed, the bottom surface of the first limiting plate is abutted to the ring body, the bottom surface of the ring body is abutted to the convex edge, the bottom surface of the convex edge is abutted to the second limiting plate, the pressing sleeve and the connector are fixed into a whole through tight fit, gaps between the convex edge and the periphery of the pressing sleeve are sealed through the sealing ring, and the sealing ring can be selected according to requirements for use. In addition, a first pre-forming groove 28 can be optionally formed in the inner side surface of the ring body, as shown in fig. 2, the inner side surface of the ring body is in an L shape, a second forming groove 30 is formed in the outer peripheral surface of the cylindrical pressing sleeve corresponding to the inner side surface of the ring body, the first forming groove and the second forming groove are matched to form an installation space of the sealing ring, the size of the ring body is reduced, and the ring body is preferably made of stainless steel.

As shown in figure 1, when the universal pipe is in butt joint with the pipe joint connecting mechanism, the end part of the pipe body 1 is embedded into a tail end cylinder cavity of a pressing sleeve, an outer pipe is in interference fit with a cylinder cavity wall, an inner pipe extends to the position of a cylinder opening at the head end of the pressing sleeve, a copper inner joint 27 is directly embedded into an opening of the inner pipe to enable the peripheral surface of the inner pipe to be in interference fit with the wall of the pressing sleeve cavity, the inner joint 27 is preferably T-shaped, holes are formed in the axial direction, the longitudinal end of the inner joint is embedded into the end part of the inner pipe to enable the inner pipe to be in interference fit with the wall of the pressing sleeve cavity, the transverse end of the inner joint can be in interference fit with the hole cavity wall of the connecting head, a columnar inner joint can be selected, the peripheral wall of the hole of the end surface is outwards turned to form the T shape under the action of a lathe, and the T-shaped inner joint can be selected according to requirements.

In this embodiment, the inner wall of the bore of the connector 21 at one end of the universal pipe body can be formed with a threaded surface to facilitate the butt joint with a water tap, and the bore of the connector at the other end can be provided with various components of a nozzle to facilitate the spraying of water, which is a common structure and is not shown in the figure.

The above is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above-mentioned embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the utility model may occur to those skilled in the art without departing from the principle of the utility model, and are considered to be within the scope of the utility model.

Claims

1. Pipe fitting joint coupling mechanism, including the pressure cover, the connector that are used for connecting the pipe fitting, the end fixing of pressing the cover is in connector tip cavity, its characterized in that: set up protruding stupefied along circumference on the connector vestibule inner wall that the tip of pressing the cover was located, and set up limiting plate one, limiting plate two respectively on the pressing cover global of protruding stupefied preceding, back position along connector vestibule extending direction, set up the ring body in the clearance between limiting plate one and protruding stupefied, the ring body cover is sheathe in pressing, and limiting plate one, ring body, protruding stupefied and limiting plate two are the tight fit.

2. The tubular joint connection of claim 1, wherein: the pipe fitting is inserted into the pore cavity of the pipe fitting from the end part of the pressing sleeve by the inner joint, so that the pipe fitting and the pressing sleeve are fixed into a whole.

3. The tubular joint connection of claim 1, wherein: the upper surface and the lower surface of the ring body are respectively abutted with the first limiting plate and the convex edge, and the second limiting plate is abutted with the convex edge.

4. The tubular joint connection of claim 1, wherein: and a sealing ring is arranged in a gap between the ring body and the peripheral surface of the pressing sleeve to seal the gap between the pressing sleeve and the convex edge, and the ring body and the sealing ring are concentrically sleeved on the pressing sleeve.

5. The tubular joint connection of claim 4, wherein: a first groove is formed in the inner side face of the ring body corresponding to the position of the sealing ring, and a second groove is formed in the outer peripheral face of the pressing sleeve corresponding to the position of the sealing ring.

6. The tubular joint connection of any of claims 1-5, wherein: the outer peripheral surface of the end part of the pressing sleeve is provided with a third groove along the circumferential direction, and the walls of the grooves above and below the third groove respectively form a first limiting plate and a second limiting plate.

7. A gimbal tube, comprising: the pipe fitting joint connecting mechanism of any one of claims 1 to 6 is arranged at the end part of the pipe body of the universal pipe, and the pipe body of the universal pipe is fixed with the pipe fitting joint connecting mechanism through a middle pressing sleeve.

8. The gimbal tube as recited in claim 7, wherein: the pipe body of the universal pipe comprises an inner pipe and an outer pipe, the outer pipe is a universal shaping hose, the inner pipe is a pipeline made of elastic materials, the inner pipe penetrates through the cavity of the outer pipe and extends into the cavity of the pressing sleeve, and the inner joint is embedded into the hole cavity of the end part of the inner pipe so that the outer peripheral surface of the end part of the inner pipe is fixedly integrated with the cavity wall of the pressing sleeve in an interference fit mode.

9. The gimbal tube as recited in claim 8, wherein: the two ends of the inner tube extend out of the outer tube, and the outer diameter of the end of the inner tube is larger than that of the tube body between the two ends of the inner tube.