CN220910779U - Quick connecting tee joint and connecting structure thereof - Google Patents

Abstract

The utility model discloses a quick connecting tee joint and a connecting structure thereof, wherein the tee joint is formed by connecting three pipe sections with mutually communicated inner ends, first connecting clamp protrusions protruding out of the outer walls of the three pipe sections are arranged along the circumferential directions of the outer ends of the three pipe sections and are used for being matched with limiting grooves of pipe clamps, and one side of each first connecting clamp protrusion, which is away from the outer end surface of the pipe section, is a first conical surface which gradually inclines towards the outer end surface along the direction away from the center of the first conical surface; according to the utility model, the first connecting clamp bulge is arranged at the outer end of each pipe section, when the pipe sections are connected, each pipe section of the tee joint can be respectively matched with an external pipe also provided with the connecting clamp bulge, the peripheries of the first connecting clamp bulge and the external pipe are connected through the detachable pipe clamp, and the tee joint does not need to be rotated during connection, so that the connection is convenient and simple.

Description

Quick connecting tee joint and connecting structure thereof

Technical Field

The utility model relates to the technical field of pipeline connection, in particular to a quick connection tee joint and a connection structure thereof.

Background

The tee joint is also called a pipe tee joint, a tee joint pipe fitting or a tee joint, and is provided with three pipe orifices and pipes, and is mainly used for changing the direction of fluid and used at the positions of a main pipe and a branch pipe.

The existing tee joint is mainly characterized in that an external thread or an internal thread is arranged at a pipe orifice and is connected with an external pipeline through threads; the three-way pipe joint is connected with the external pipeline through the connecting mode, and the three pipe orifices of the three-way pipe joint are connected at fixed positions in a butt joint mode.

Disclosure of utility model

In view of the drawbacks of the prior art, an object of the present utility model is to provide a quick-connect tee that is capable of quick connection with an external pipe.

Furthermore, the application also provides a connecting structure of the quick connecting tee joint.

The technical scheme adopted by the utility model is as follows:

The quick connecting tee joint is formed by connecting three pipe sections with mutually communicated inner ends, first connecting clamp protrusions protruding out of the outer walls of the three pipe sections are arranged along the circumference of the outer ends of the three pipe sections and used for being matched with limiting grooves of pipe clamps, and one side, deviating from the outer end faces of the pipe sections, of the first connecting clamp protrusions is a first conical surface which is gradually inclined towards the outer end faces along the direction away from the center direction of the first conical surface.

Further, the first connecting clip protrusion is formed by extending the outer end of the pipe section toward the outer diameter direction thereof.

Further, the pipe joint further comprises a first connecting head, the first connecting clamp is arranged at one end of the first connecting head in a protruding mode, and the other end of the first connecting head is fixed at the outer ends of the three pipe sections in a welding mode.

Further, a concave surface which is concave inwards and is used for installing the sealing ring is arranged along the circumference of the outer end surface of the first connecting clamp.

Further, the outer side wall of the concave surface gradually inclines from inside to outside to the center direction.

Further, an O-shaped groove which is inwards recessed and used for installing an O-shaped sealing ring is formed along the circumference of the outer end face of the first connecting clamp.

The application further provides a connecting structure of the quick connecting tee joint, which comprises the tee joint, an external pipeline, a sealing ring and a pipe clamp, wherein the tee joint is provided with a second connecting clamp protrusion protruding out of the outer wall of the tee joint along the circumferential direction of one end of the external pipeline for being matched with a limit groove of the pipe clamp, and one side of the second connecting clamp protrusion, which is away from the end face of the corresponding end of the external pipeline, is a second conical surface which gradually inclines towards the end face along the direction away from the center of the second conical surface; a limiting groove is formed along the circumferential direction of the pipe clamp, two side walls of the limiting groove are respectively a third conical surface matched with the first conical surface and the second conical surface, the pipe clamp is detachably sleeved outside the pipe section and the outer connecting pipe, and the first connecting clamp bulge and the second connecting clamp bulge are both limited in the limiting groove; the sealing ring is connected between the first connecting clamp protrusion and the second connecting clamp protrusion in a sealing way.

Further, the end face of the first connecting clamp or the second connecting clamp is provided with a concave face, the end face of the second connecting clamp or the end face of the first connecting clamp is a smooth face, the section of the sealing ring is C-shaped, the sealing ring is arranged on the concave face of the first connecting clamp or the concave face of the second connecting clamp, one side of the sealing ring is in sealing connection with the concave face, and the other side of the sealing ring is in sealing connection with the smooth face.

Further, the end face of the first connecting card bulge or the second connecting card bulge is provided with an O-shaped groove, the end face of the second connecting card bulge or the first connecting card bulge is a smooth surface, the sealing ring is an O-shaped ring, and the O-shaped ring is arranged in the O-shaped groove of the first connecting card bulge or the second connecting card bulge and is in sealing connection with the smooth surface of the second connecting card bulge or the first connecting card bulge at the outer side.

Additional aspects and advantages of the application will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the application.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. Like elements or portions are generally identified by like reference numerals throughout the several figures. In the drawings, elements or portions thereof are not necessarily drawn to scale.

Fig. 1 is a schematic structural diagram of a quick-connect tee provided in embodiment 1 of the present application;

FIG. 2 is a schematic view of another quick-connect tee according to embodiment 1 of the present application;

FIG. 3 is a schematic view of another quick-connect tee according to embodiment 1 of the present application;

FIG. 4 is a side view of a quick connect tee provided in embodiment 1 of the present application;

Fig. 5 is a schematic diagram of a connection structure of a quick-connection tee according to embodiment 2 of the present application;

fig. 6 is a side view of a connection structure of a quick-connect tee according to embodiment 2 of the present application.

The pipe comprises a pipe section 1, a first connecting clamp protrusion 2, a first conical surface 21, a concave surface 22, an O-shaped groove 23, an external pipe 3, a second connecting clamp protrusion 31, a pipe clamp 4, a sealing ring 5 and a bolt 6.

Detailed Description

Here, it is to be noted that the functions, methods, and the like related to the present utility model are merely conventional adaptive applications of the prior art. The present utility model is therefore an improvement over the prior art in that the connection between hardware is essentially not a function, method itself, i.e. the present utility model, although it relates to a point of function, method, does not involve the improvement proposed for the function, method itself. The description of the function and the method of the utility model is for better explaining the utility model so as to better understand the utility model.

Embodiments of the technical scheme of the present utility model will be described in detail below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present utility model, and thus are merely examples, and are not intended to limit the scope of the present utility model.

It is noted that unless otherwise indicated, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this utility model belongs.

Example 1

Referring to fig. 1 to 4, the present embodiment provides a quick connecting tee joint, which is formed by connecting three pipe sections 1 with inner ends mutually communicated, wherein first connecting clamp protrusions 2 protruding from the outer walls of the three pipe sections 1 for being matched with limiting grooves of pipe clamps 4 are arranged along the circumferential direction of the outer ends of the three pipe sections 1, and one side of the first connecting clamp protrusions 2 away from the outer end face of the pipe section 1 is a first conical surface 21 gradually inclined towards the outer end face direction along the direction away from the center of the first conical surface.

According to the application, the first connecting clamp bulge 2 is arranged at the outer end of each pipe section 1, when in connection, each pipe section 1 of the tee joint can be respectively matched with the outer connecting pipe 3 also provided with the connecting clamp bulge, the peripheries of the two pipe sections are connected through the detachable pipe clamp 4, and the tee joint does not need to be rotated when in connection, so that the connection is convenient and simple; through setting up the protruding 2 one side that deviates from the outer terminal surface of pipeline section 1 of first coupling clip as the conical surface, correspond, can set up same conical surface on the coupling clip protruding of outer pipe 3, when pipe strap 4 connects at pipeline section 1 and outer pipe 3 periphery, two coupling clip protruding are located the spacing inslot of pipe strap 4 respectively to at the in-process of tightening up pipe strap 4, the spacing inslot wall extrudees the protruding conical surface of two corresponding coupling clips, makes pipeline section 1 and outer pipe 3 be connected inseparabler, and improves sealing effect of sealing washer 5 between pipeline section 1 and the outer pipe 3.

In one embodiment, the first connecting clip 2 may be formed by extending the outer end of the pipe section 1 directly in the outer diameter direction thereof, and be integrally formed with the pipe section 1.

In another embodiment, the pipe joint further comprises a first connecting joint, wherein the first connecting clamping protrusion 2 is arranged on the outer wall of one end of the first connecting joint, and the other end of the first connecting joint is respectively fixed at the end parts of the three pipe sections 1 in a welding mode; the structure is suitable for a common tee joint, and the first connector with the first connecting clamp protrusion 2 is welded at the pipe orifice of the common tee joint, so that the pipe clamp 4 is convenient to connect, and the connection is convenient.

The end surface of the first connecting card protrusion 2 may be a smooth surface, or a concave surface 22 or a groove may be provided on the end surface of the first connecting card protrusion 2.

In one embodiment, a concave surface 22 is provided along the circumferential direction of the end surface of the first connector, and the concave surface 22 is concave inwards for installing the sealing ring 5, the sealing ring 5 can be installed in the concave surface 22, and the outer side wall of the concave surface 22 gradually inclines from the inner end direction to the outer end direction towards the center direction of the cross section, so that the concave surface 22 is in a structure with a large inner side and a small outer side, and the sealing ring 5 can be better fixed in the concave surface 22.

In another embodiment, an O-shaped groove 23 is provided along the circumferential direction of the end surface of the first connecting clip protrusion 2, which is recessed inward for mounting the O-ring 5; an O-ring seal 5 may be mounted in the O-groove 23.

Example 2

Referring to fig. 5 and 6, the present embodiment provides a connection structure of a quick connection tee, including a tee, an external connection pipe 3 and a sealing ring 5, and further including a pipe clamp 4, where the tee of embodiment 1 is adopted, a second connection clamp protrusion 31 protruding from an outer wall of the tee is provided along a circumferential direction of one end of the external connection pipe 3 for being matched with a limit groove of the pipe clamp 4, and a side of the second connection clamp protrusion 31 facing away from a corresponding end surface of the external connection pipe 3 is a second conical surface gradually inclined toward an end surface along a direction away from a center of the second conical surface; a limiting groove is formed along the circumferential direction of the pipe clamp 4, two side walls of the limiting groove are respectively a third conical surface matched with the first conical surface 21 and the second conical surface, the pipe clamp 4 is detachably sleeved outside the pipe section 1 and the external pipe 3, and the first connecting clamp bulge 2 and the second connecting clamp bulge 31 are both limited in the limiting groove; the sealing ring 5 is connected between the first connecting clamp protrusion 2 and the second connecting clamp protrusion 31 in a sealing way.

When in connection, the sealing ring 5 is arranged between the end faces of the first connecting clamp bulge 2 of the pipe section 1 and the second connecting clamp bulge 31 of the external pipe 3, the pipe clamp 4 is sleeved on the periphery of the pipe section 1 and the external pipe 3, the first connecting clamp bulge 2 and the second connecting clamp bulge 31 are respectively corresponding to the limiting grooves, the pipe clamp 4 is gradually tightened, the pipe clamp 4 is completely connected outside the pipe section 1 and the external pipe 3, and the connection of the three-way pipe section 1 and the external pipe 3 is completed.

By adopting the structure, the connecting clamp is arranged at the connecting ends of the three-way pipe section 1 and the external pipe 3, one sides of the two connecting clamp are conical surfaces, the two side walls of the limiting groove of the pipe clamp 4 are corresponding conical surfaces, the two side walls of the limiting groove gradually extrude the two connecting clamp projections in the process of tightening the pipe clamp 4, so that the pipe section 1 and the external pipe 3 move in the direction close to each other, the sealing ring 5 is tightly extruded between the two end surfaces, the fitting degree of the sealing ring 5 and the two end surfaces is improved, and the sealing effect is improved.

Of course, the second connection locking protrusion 31 on the outer tube 3 may be formed by extending the end of the outer tube 3 in the outer diameter direction thereof, or the second connector having the second connection locking protrusion 31 may be connected by welding.

The cross section of the sealing ring 5 can be C-shaped or O-shaped.

In one embodiment, the cross section of the sealing ring 5 is C-shaped, the end face of the first connecting clamp protrusion 2 is a concave face 22, and the end face of the second connecting clamp protrusion 31 is a smooth face; or the end face of the first connecting clamp convex 2 is a smooth face, and the end face of the second connecting clamp convex 31 is a concave face 22; the sealing ring 5 is installed in the concave surface 22 of the first connecting clamp convex 2 or the second connecting clamp convex 31, one side of the sealing ring is in sealing connection with the concave surface 22, and the other side of the sealing ring is in sealing connection with the light surface.

In another embodiment, the sealing ring 5 is an O-ring 5, the end face of the first connecting card protrusion 2 or the second connecting card protrusion 31 is provided with an O-groove 23, the end face of the second connecting card protrusion 31 or the first connecting card protrusion 2 is a smooth surface, the sealing ring 5 is an O-ring, and the O-ring is installed in the O-groove 23 of the first connecting card protrusion 2 or the second connecting card protrusion 31, and the outer side of the O-ring is in sealing connection with the smooth surface of the second connecting card protrusion 31 or the first connecting card protrusion 2.

The pipe clamp 4 comprises a first clamping ring and a second clamping ring, the first clamping ring and the second clamping ring are C-shaped, the structures of the first clamping ring and the second clamping ring can be identical or different, and the first clamping ring and the second clamping ring are connected to form the annular pipe clamp 4.

In one embodiment, the first snap ring and the second snap ring have the same structure, and connecting parts are arranged at two ends of the first snap ring and the second snap ring, corresponding connecting holes are formed in the connecting parts, and the first snap ring and the second snap ring are connected through bolts 6 penetrating through the connecting holes at two ends of the first snap ring and the second snap ring.

In another embodiment, the structures of the first snap ring and the second snap ring are slightly different, one ends of the first snap ring and the second snap ring are hinged, the other ends of the first snap ring and the second snap ring are respectively provided with a connecting part, corresponding connecting holes are formed in the connecting parts, and the other ends of the first snap ring and the second snap ring are connected through bolts 6 penetrating through the connecting holes.

In the present utility model, unless explicitly specified and limited otherwise, the terms "connected," "fixed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; may be an electrical connection; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the description of the present utility model, numerous specific details are set forth. However, it is understood that embodiments of the utility model may be practiced without these specific details. In some instances, well-known methods, systems, and techniques have not been shown in detail in order not to obscure an understanding of this description.

In the description of the present specification, a description of the terms "one embodiment," "some embodiments," "examples," "particular examples," or "some examples," etc., means that a particular feature, system, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, systems, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model, and are intended to be included within the scope of the appended claims and description.

Claims (9)

1. The quick connecting tee joint is formed by connecting three pipe sections with mutually communicated inner ends, and is characterized in that first connecting clamp protrusions protruding out of the outer walls of the three pipe sections are arranged along the circumference of the outer ends of the three pipe sections and used for being matched with limiting grooves of pipe clamps, and one side of each first connecting clamp protrusion, deviating from the outer end face of each pipe section, is a first conical surface which is gradually inclined towards the outer end face direction along the direction away from the center of each first connecting clamp protrusion.

2. The quick connect tee of claim 1, wherein the first connector tab is formed by an outer end of the tube segment extending in a direction of an outer diameter thereof.

3. The quick connect tee of claim 1, further comprising a first connector, said first connector clip being disposed at one end of said first connector, the other end of said first connector being secured to the outer ends of three of said pipe sections by welding.

4. The quick connect tee of claim 1, wherein a concave surface is circumferentially provided along the outer end face of the first connector clip tab for receiving a seal ring.

5. The quick connect tee of claim 4, wherein the outer side wall of the concave surface tapers from inside to outside in a central direction.

6. The quick connect tee of claim 1, wherein an O-ring groove is provided along the circumference of the outer face of the first connector clip boss that is recessed inwardly for mounting an O-ring seal.

7. The connecting structure of the quick connecting tee joint comprises a tee joint, an external pipeline and a sealing ring, and is characterized by further comprising a pipe clamp, wherein the tee joint is characterized in that the tee joint is provided with a second connecting clamp protrusion protruding out of the outer wall of the external pipe along the circumferential direction of one end of the external pipe for being matched with a limiting groove of the pipe clamp, and one side of the second connecting clamp protrusion, which is away from the end face of the corresponding end of the external pipe, is a second conical surface which gradually inclines towards the end face along the direction away from the center of the second conical surface; a limiting groove is formed along the circumferential direction of the pipe clamp, two side walls of the limiting groove are respectively a third conical surface matched with the first conical surface and the second conical surface, the pipe clamp is detachably sleeved outside the pipe section and the outer connecting pipe, and the first connecting clamp bulge and the second connecting clamp bulge are both limited in the limiting groove; the sealing ring is connected between the first connecting clamp protrusion and the second connecting clamp protrusion in a sealing way.

8. The connecting structure of the quick connect tee as set forth in claim 7, wherein the end face of the first connecting clip or the second connecting clip is provided with a concave surface, the end face of the second connecting clip or the first connecting clip is a smooth surface, the cross section of the sealing ring is C-shaped, the sealing ring is mounted on the concave surface of the first connecting clip or the second connecting head, one side of the sealing ring is in sealing connection with the concave surface, and the other side of the sealing ring is in sealing connection with the smooth surface.

9. The connecting structure of the quick connect tee as set forth in claim 7, wherein the end face of the first connecting card or the second connecting card is provided with an O-shaped groove, the end face of the second connecting card or the first connecting card is a smooth surface, the sealing ring is an O-shaped ring, and the O-shaped ring is installed in the O-shaped groove of the first connecting card or the second connecting card, and the outer side of the O-shaped ring is in sealing connection with the smooth surface of the second connecting card or the first connecting card.