CN219453241U

CN219453241U - Pipe fitting joint

Info

Publication number: CN219453241U
Application number: CN202320563162.0U
Authority: CN
Inventors: 叶兰苗
Original assignee: Frankische Building Technology Hangzhou Co ltd
Current assignee: Frankische Building Technology Hangzhou Co ltd
Priority date: 2023-03-21
Filing date: 2023-03-21
Publication date: 2023-08-01
Anticipated expiration: 2033-03-21

Abstract

The utility model discloses a pipe fitting joint which is convenient to detach and replace while realizing pipe fitting butt joint. The technical scheme is characterized by comprising a joint main body, a gasket and a lantern ring, wherein the joint main body is of a pipe body structure, a ring seat and a clamping part are arranged on the joint main body, the gasket can be sleeved on the clamping part, the lantern ring is connected onto the clamping part through the gasket, a tubular space for inserting a PTE pipe is formed between the lantern ring and the joint main body, and the lantern ring is tightly attached to the outer wall of the PTE pipe when the PTE pipe is inserted and positioned in the tubular space. The butt joint and the separation of the joint main body and the sleeve ring are realized through the gasket, other complicated tools are not needed for butt joint, the characteristics of convenience and rapidness are achieved, after the PTE pipe is inserted into the tubular space, the sleeve ring is tightly attached to the pipe wall of the PTE pipe, and the PTE pipe can be effectively prevented from slipping independently.

Description

Pipe fitting joint

Technical Field

The utility model relates to the field of pipe fittings, in particular to a pipe fitting joint.

Background

Pipe fittings are the connection means between pipes, which are the connection lines in a hydraulic system or parts that attach the lines to the hydraulic components. However, existing pipe joints have the following drawbacks when interfacing with PTE pipes:

in the butt joint process, other tools are often needed to assist in assembly, and the tight combination of the pipe fitting joint and the PTE pipe is realized through the tools, so that the butt joint of the PTE pipe can be completed; when the fixing of the PTE pipe fitting and the pipe fitting joint is released, the auxiliary operation of tools is also required, and the operation is very inconvenient.

Disclosure of Invention

The utility model aims to provide a pipe fitting joint which is convenient to detach and replace while realizing pipe fitting butt joint.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a pipe fitting joint, includes joint main part, packing ring and lantern ring, joint main part is the body structure, is equipped with ring seat and joint portion on the joint main part, and the packing ring can overlap and locate in the joint portion, the lantern ring passes through the packing ring to be connected in the joint portion, form between lantern ring and the joint main part and supply PTE pipe male tubular space, PTE pipe inserts and when being located tubular space, the PTE pipe outer wall is hugged closely to the lantern ring.

Compared with the prior art, the pipe fitting joint adopting the technical scheme has the following beneficial effects:

the butt joint and the separation of the joint main body and the sleeve ring are realized through the gasket, other complicated tools are not needed for butt joint, the characteristics of convenience and rapidness are achieved, after the PTE pipe is inserted into the tubular space, the sleeve ring is tightly attached to the pipe wall of the PTE pipe, and the PTE pipe can be effectively prevented from slipping independently.

Preferably, a limit ring is arranged on one side of the gasket away from the clamping part, the collar can be sleeved on the limit ring, and the collar can be sleeved on the limit ring. The maximum butt joint distance of the lantern ring is limited through the limiting ring, and whether the lantern ring is completely in butt joint can be determined through checking the distance between the limiting ring and the lantern ring.

Preferably, the clamping part is provided with positioning grooves which are uniformly arranged along the periphery of the clamping part, the inner side surface of the gasket is provided with positioning blocks, and the positioning blocks correspond to the positioning grooves. Through the cooperation of constant head tank and locating piece, the rotation of restriction packing ring to the lantern ring that makes the cover establish on the packing ring is also restricted the rotation, avoids the lantern ring atress rotation to lead to the butt joint incomplete.

Preferably, the lantern ring is made of a metal material with high plasticity, the PTE pipe is extruded by deforming the lantern ring, the pipe body of the PTE pipe is fully deformed to be attached to the joint body, and the tightness of the pipe joint is effectively improved.

The lantern ring can adopt multiple metal materials that plasticity is good, in this case, in order to reach the effect of easily deforming, preferably, the lantern ring adopts red copper material to make, and red copper material possesses good ductility and plasticity, and the deformation effect is comparatively abundant for general metal material.

Preferably, the connector main body is provided with a plurality of clamping rings, the connector main body, the clamping parts and the ring seats are sequentially connected, the clamping rings are arranged on the side surface of the connector main body, and when the PTE pipe is inserted into the tubular space, the clamping rings are tightly attached to the inner wall of the PTE pipe. When the PTE pipe is clamped by the sleeve ring, the clamping ring can provide certain resistance, the joint effect of the PTE pipe is improved by the joint of the clamping ring and the PTE pipe wall, and the PTE pipe is prevented from slipping from the joint main body.

Preferably, an opening for observing the joint main body is formed in the side face, close to one end of the ring seat, of the collar, and whether the PTE pipe is completely inserted or not can be checked through the opening, so that butt joint tightness of the PTE pipe is improved.

Preferably, the plurality of holes are arranged and distributed around the collar. Through a plurality of trompils around the lantern ring, can look over from a plurality of angles, need not to overturn the pipe fitting joint, possess practical convenient characteristics.

Preferably, the sealing cover further comprises a cover sleeve and a cover plate, when the cover plate covers the end part of the lantern ring, the cover sleeve can be inserted between the joint main body and the lantern ring, and a closed protection state is formed for the joint main body and the clamping part. The protection effect on the joint main body is realized through the cooperation of the sealing cover and the lantern ring, so that the joint main body is prevented from being corroded by external factors; and the temporary fixing effect is formed by the joint of the cover sleeve and the clamping ring, so that the sealing cover is prevented from slipping during transportation.

Preferably, the outer surface of the cover sleeve of the sealing cover is provided with ribs for assisting the fixing of the lantern ring, the ribs are stepped ribs with a plurality of thicknesses, and the ribs are made of elastic materials. When the cover sleeve is inserted into the lantern ring, the convex ribs are positioned between the cover sleeve and the ring sleeve and naturally stretch, so that the fixing effect of the cover sleeve and the lantern ring is effectively improved, and the sealing cover is further prevented from slipping off during transportation.

Drawings

Fig. 1 is a schematic structural view of embodiment 1 of the pipe fitting joint of the present utility model.

Fig. 2 is a schematic structural view of a joint body in embodiment 1.

Fig. 3 is a schematic structural view of a joint body and a gasket in embodiment 1.

Fig. 4 is a schematic structural view of the collar in embodiment 1.

Fig. 5 is a schematic structural diagram of the closure in embodiment 1.

Fig. 6 is a schematic cross-sectional structure of embodiment 1.

Fig. 7 is a schematic diagram of the abutting state of the PTE tube and the embodiment 1.

Fig. 8 is an assembly schematic diagram of each part in embodiment 1.

Fig. 9 is an assembly schematic diagram of the positioning slot in embodiment 2.

Fig. 10 is an assembly schematic diagram of the positioning block in embodiment 2.

Fig. 11 is an assembly schematic diagram of the joint body and the gasket in embodiment 2.

Fig. 12 is a schematic view showing the position of the opening in example 3.

Fig. 13 is a schematic view showing the positions of ribs in embodiment 4.

Reference numerals: 1. a joint body; 10. a ring seat; 11. a clamping part; 12. a clamping ring; 13. a positioning groove; 2. a gasket; 20. a limit ring; 21. a positioning block; 3. a collar; 30. opening holes; 4. a cover; 40. a cover sleeve; 41. a cover plate; 42. a convex rib; 5. PTE tube.

Detailed Description

The utility model is further described below with reference to the accompanying drawings.

Example 1:

The pipe fitting joint as shown in the figures comprises a joint body 1, a gasket 2, a collar 3 and a cover 4.

The connector body 1 is of a pipe body structure, the connector body 1 is provided with a ring seat 10, a clamping portion 11 and a plurality of clamping rings 12, the connector body 1, the clamping portion 11 and the ring seat 10 are sequentially connected, and the clamping rings 12 are arranged on the side surface of the connector body 1.

The packing ring 2 can be overlapped and locate on joint portion 11, and one side that packing ring 2 kept away from joint portion 11 is equipped with spacing collar 20, and the lantern ring 3 can overlap and locate on the spacing collar 20, adopts the high metal material of plasticity to make, and in this embodiment, the lantern ring 3 adopts red copper material, forms between lantern ring 3 and the joint main part 1 and supplies PTE pipe 5 male tubular space.

As shown, the collar 3 is provided with an opening 30 on the side of one end adjacent to the collar seat 10 for viewing the connector body 1.

As shown in the figure, the sealing cover 4 comprises a cover sleeve 40 and a cover plate 41, when the cover plate 41 covers the end part of the collar 3, the cover sleeve 40 can be inserted between the joint main body 1 and the collar 3, and a closed protection state is formed for the joint main body 1 and the clamping part 11, so that the clamping part 11 is prevented from being damaged by collision.

Before use, the pipe fitting joint is in an assembled state, namely the joint main body 1, the gasket 2, the collar 3 and the sealing cover 4 are assembled together and then transported and sold, and the preassembly process is as follows: the gasket 2 is fixed on the clamping part 11 of the joint main body 1, the collar 3 is buckled in the limit ring 20 of the gasket 2 for one section, then the cover sleeve 40 of the sealing cover 4 is inserted between the collar 3 and the joint main body 1, the assembly is completed, and the assembly is shown in the figure.

The clamping rings 12 are arranged on the annular side wall of the joint main body 1 at equal intervals, and when the PTE pipe 5 is clamped by the lantern ring 3, the clamping rings 12 can provide certain resistance to prevent the PTE pipe 5 from being separated from the joint main body 1; the sleeve ring 3 is made of red copper, the red copper has good ductility, is relatively easier to deform, and the deformation is more sufficient than that of steel.

The following is the use mode of the pipe fitting joint:

(1) firstly, the sealing cover 4 on the lantern ring 3 is removed, and the state of the removed pipe fitting joint is shown in the figure.

(2) The collar 3 is then removed as shown.

(3) At this time, it is checked whether the gasket 2 is correctly fitted over the engagement portion 11 of the joint body 1, and if the gasket 2 is skewed, the gasket must be fastened again.

(4) The collar 3 is threaded onto the PTE tube 5 and the PTE tube 5 is then inserted into the connector body 1 such that the end of the PTE tube 5 contacts the gasket 2.

(5) The collar 3 is returned to the position of the joint body 1 along the PTE tube 5 and the collar 3 is secured to the stop collar 20 of the gasket 2.

(6) Then, the clamping tool is used for extruding the sleeve ring 3, so that the sleeve ring 3 deforms and extrudes the PTE pipe 5 until the pipe body of the PTE pipe 5 is fully deformed and filled between the clamping rings 12, and the tightness of the PTE pipe 5 and the joint main body 1 is ensured.

In the present embodiment, the pipe joint is linear, but there are various forms such as T-shape, L-shape, and the like, in addition to the linear form.

Meanwhile, besides the PTE pipe 5, the utility model is also applicable to pipes made of other materials.

Example 2:

the technical content of this embodiment is basically the same as that of embodiment 1, and the difference between this embodiment and embodiment 1 is that:

as shown in fig. 11, the positioning grooves 13 are formed in the clamping portion 11, the positioning grooves 13 are uniformly arranged along the outer periphery of the clamping portion 11, the positioning blocks 21 corresponding to the positioning grooves 13 are formed on the inner side surface of the gasket 2, and when the gasket 2 is abutted with the clamping portion 11 in the embodiment, the positioning blocks 21 of the gasket 2 are inserted into the positioning grooves 13 of the clamping portion 11, and after the abutting of the gasket 2 is completed, the gasket 2 and the collar 3 cannot rotate.

Example 3:

as shown, the collar 3 is provided with a plurality of openings 30, the plurality of openings 30 being distributed around the collar 3, the degree of insertion of the PTE tubes 5 being visible to the operator from a plurality of angles of the joint of pipe elements.

Example 4:

as shown in the figure, the outer surface of the cover sleeve 40 of the cover is provided with a convex rib 42 for assisting the fixing of the lantern ring 3, the convex rib 42 is a plurality of stepped convex ribs 42 with different thicknesses, the convex rib 42 is made of elastic materials, and when the cover sleeve 40 is inserted into the lantern ring 3, the convex rib 42 is positioned between the cover sleeve 40 and the ring sleeve and naturally stretches, so that the cover sleeve 40, the convex rib 42 and the lantern ring 3 are tightly attached.

While the foregoing is directed to the preferred embodiment of the present utility model, other and further modifications and improvements may be made by those skilled in the art without departing from the principles of the utility model, and such are intended to be considered within the scope of the utility model.

Claims

1. A pipe fitting joint, characterized in that: including joint main part (1), packing ring (2) and lantern ring (3), joint main part (1) is the body structure, is equipped with ring seat (10) and joint portion (11) on joint main part (1), and on joint portion (11) can be located to packing ring (2) cover, lantern ring (3) are connected in joint portion (11) through packing ring (2), form between lantern ring (3) and joint main part (1) and supply PTE pipe (5) male tubular space, PTE pipe (5) inserts and is located tubular space, and PTE pipe (5) outer wall is hugged closely to lantern ring (3).

2. A pipe fitting joint according to claim 1, wherein: one side of the gasket (2) far away from the clamping part (11) is provided with a limit ring (20), and the lantern ring (3) can be sleeved on the limit ring (20).

3. A pipe fitting joint according to claim 1, wherein: the clamping part (11) is provided with positioning grooves (13), the positioning grooves (13) are uniformly arranged along the periphery of the clamping part (11), the inner side surface of the gasket (2) is provided with positioning blocks (21), and the positioning blocks (21) correspond to the positioning grooves (13).

4. A pipe fitting joint according to claim 1, wherein: the lantern ring (3) is made of a metal material with high plasticity.

5. A pipe fitting joint as claimed in claim 4 wherein: the lantern ring (3) is made of red copper material.

6. A pipe fitting joint according to claim 1, wherein: be equipped with a plurality of joint rings (12) on connecting main part (1), connect main part (1), joint portion (11), ring seat (10) and connect gradually, joint rings (12) all set up on the side surface of connecting main part (1), PTE pipe (5) are inserted when the tubular space, joint rings (12) are hugged closely PTE pipe (5) inner wall.

7. A pipe fitting joint according to claim 1, wherein: an opening (30) for observing the joint main body (1) is arranged on the side surface of one end of the lantern ring (3) close to the ring seat (10).

8. A pipe fitting joint according to claim 7, wherein: the plurality of the holes (30) are arranged, and the plurality of the holes (30) are distributed around the collar (3) in a circle.

9. A pipe fitting joint according to claim 1, wherein: the sealing device is characterized by further comprising a sealing cover (4), wherein the sealing cover (4) comprises a cover sleeve (40) and a cover plate (41), when the cover plate (41) covers the end part of the lantern ring (3), the cover sleeve (40) can be inserted between the joint main body (1) and the lantern ring (3), and a closed protection state is formed for the joint main body (1) and the clamping part (11).

10. A pipe fitting joint according to claim 9, wherein: the outer surface of the cover sleeve (40) of the sealing cover (4) is provided with ribs (42) for assisting the fixing of the lantern ring (3), the ribs (42) are a plurality of stepped ribs (42) with thickness, and the ribs (42) are made of elastic materials.