CN217503012U - Combined double-seal joint pipe fitting - Google Patents
Combined double-seal joint pipe fitting Download PDFInfo
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- CN217503012U CN217503012U CN202221424040.5U CN202221424040U CN217503012U CN 217503012 U CN217503012 U CN 217503012U CN 202221424040 U CN202221424040 U CN 202221424040U CN 217503012 U CN217503012 U CN 217503012U
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Abstract
The utility model discloses a combined double-seal joint pipe fitting, which relates to the technical field of pipe joints and comprises a joint body and an insertion port, wherein the insertion port is connected with a sealing element, the sealing element and the insertion port are connected in a hot melting mode, the inner diameter of the insertion port of the corresponding side is equal to that of the sealing element, the outer diameter of the insertion port of the corresponding side is also equal to that of the sealing element, the inner wall of the sealing element is coaxially provided with a ring groove, and a sealing rubber ring which is used for being in contact with the outer wall of a pipe is embedded in the ring groove; when connecting the body and being the shape beyond direct joint or direct joint, only need to produce the sealing member and process, the rethread above-mentioned step is connected the sealing member on each interface that connects the body to be applicable to the composite pipe of different shapes, need not to develop the mould of different grade type respectively and carry out injection moulding, thereby greatly reduced the input fund of mould, reduced the mould development degree of difficulty, also reduced development cycle, reduced manufacturing cost.
Description
Technical Field
The utility model relates to a coupling technical field especially relates to a modular double sealing connects pipe fitting.
Background
The polyethylene composite pipe is made up by using two kinds of polyethylene resins with different densities and respectively using two extruders to make plastication and fusion, then simultaneously extruding the molten plastics into a mould capable of forming composite pipe, and the formed pipe material is polyethylene composite pipe.
The utility model provides a chinese patent that publication number is CN207661242U discloses a rubber ring electric smelting double containment polyethylene composite pipe, including the composite pipe body, be provided with the pipe fitting reinforcing ring on the inner wall of composite pipe body, all set gradually a plurality of rubber ring grooves and electric heat melting zone on the composite pipe body inner wall at pipe fitting reinforcing ring both ends, still be provided with the electric smelting terminal on the outer wall at composite pipe body both ends, rubber ring groove and electric heat melting zone are the annular groove form, rubber ring inslot is provided with rubber seal, rubber seal includes the sealing washer body, the cross-section of sealing washer body is equilateral triangle, and still all be provided with sealed lug on two bevels of sealing washer body, be provided with the resistance wire in the electric heat melting zone, the resistance wire is connected with the electric smelting terminal, and the one end and the resistance wire that fuse the terminal are connected, the other end setting of terminal is outside composite pipe body.
Although this composite pipe has sealed effectual, long service life and simple to operate's advantage, nevertheless because this composite pipe structure is fixed unchangeable, make the composite pipe of different shapes and all need develop solitary mould in addition and carry out injection moulding to lead to the problem that the mould invested capital is big, the mould development degree of difficulty is big and development cycle is long.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a modular double sealing connects pipe fitting, including connecting the body, connect the body including supplying tubular product male interface, coaxial and can dismantle on the interface and be connected with the sealing member, the sealing member equals with the interface internal diameter that corresponds the side, and the ring channel has been seted up to the coaxial on the inner wall of sealing member, and the embedded sealing rubber ring that is used for contacting with the tubular product outer wall that has of ring channel.
The utility model discloses the technical scheme who further injects is:
further, the outer diameters of the sealing element and the plug interface are set to be equal.
The joint body of the combined double-seal joint pipe fitting is any one of a straight joint, an elbow joint, a tee joint and a reducer union.
In the above-mentioned combined double-seal joint pipe fitting, the connection mode between the sealing element and the insertion port is hot-melt connection.
In the above-mentioned combined double-seal joint pipe fitting, the connection mode between the sealing member and the insertion port is set as a threaded connection.
In the above-mentioned combined double-seal joint pipe fitting, the connection mode between the sealing member and the insertion port is flange connection.
A modular double-seal connects pipe fitting, the sealing member passes through the clamp connection on the interface, all be provided with on sealing member and the interface with clamp assorted slot.
The utility model has the advantages that:
(1) the utility model discloses, when tubular product is connected, at first through the mode of hot melt with the terminal surface of sealing member with connect the terminal surface that corresponds the interface on the body and connect, make both fixed align, pack into the sealing rubber ring in the ring channel in the sealing member again, then insert tubular product into connecting this internally through the sealing member, the outer wall and the joint body inner wall of tubular product contact this moment, through electric smelting equipment with connect this internal electric fuse circular telegram heating, when reaching the melting temperature, fuse with the plastics of electric fuse contact and tubular product outer wall each other, form first sealed, combine the sealing rubber ring to form interface double containment again; when the joint body is in a shape other than a straight joint, only the sealing element needs to be produced and processed, and then the sealing element is connected to each inserting port of the joint body through the steps, so that the joint body is suitable for composite pipes in different shapes, and different types of molds do not need to be developed respectively for one-time injection molding, so that the investment capital of the molds is greatly reduced, the development difficulty of the molds is reduced, the development period is shortened, and the manufacturing cost is reduced;
(2) the utility model discloses, simultaneously because the sealing rubber ring sets up in the outside of connecting the body, so the sealing rubber ring can block debris such as outside dust, water and oil, has effectively avoided because the adverse effect of external debris to the electric smelting connection;
(3) the utility model discloses, the external diameter setting of sealing member and interface makes the internal diameter external diameter of sealing member and interface all equal, makes operating personnel more convenient to align the connection between the two and observe when being connected sealing member and interface on the one hand, thereby makes the alignment operation between the two more convenient; on the other hand makes the sealing member after being connected to the interface, the whole that both constitute has one-piece type more to do not influence normal connection and the use between the pipe fitting, make whole combination formula double sealing joint pipe fitting have higher convenience and stability when processing and use.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the pipe connection of the present invention;
fig. 3 is a schematic connection diagram of the elbow joint according to the present invention.
Wherein: 1. a connector body; 11. an interface; 2. a seal member; 21. an annular groove; 22. sealing the rubber ring; 3. clamping a hoop; 4. a trench; 5. a pipe.
Detailed Description
Example 1:
the utility model provides a modular double sealing connects pipe fitting, the structure is shown in fig. 1 to 2, including connecting body 1, connect body 1 to set up to the straight joint, the both ends that connect body 1 are provided with and supply tubular product 5 male interface 11, coaxial connection has sealing member 2 on the interface 11, be connected through the mode of hot melt between sealing member 2 and the interface 11, sealing member 2 equals with the interface 11 internal diameter that corresponds the side, sealing member 2 also sets up equally with this external diameter that corresponds side interface 11, the annular groove 21 has coaxially been seted up on the inner wall of sealing member 2, the embedding has the sealed rubber ring 22 that is used for contacting with tubular product 5 outer wall in the annular groove 21.
When the pipe 5 is connected, the end surface of the sealing element 2 is firstly connected with the end surface of the corresponding inserting port 11 on the joint body 1 in a hot melting mode, so that the two are fixedly aligned, and a sealing rubber ring 22 is arranged in an annular groove 21 in the sealing element 2, then the pipe 5 is inserted into the joint body 1 through the sealing piece 2, at the moment, the outer wall of the pipe 5 is contacted with the inner wall of the joint body 1, the electric fuse in the joint body 1 is electrified and heated through electric melting equipment, when the melting temperature is reached, the plastic contacted with the electric fuse is mutually fused with the outer wall of the pipe 5 to form first sealing, and then the sealing rubber ring 22 is combined to form interface double sealing, and simultaneously, because the sealing rubber ring 22 is arranged on the outer side of the joint body 1, therefore, the sealing rubber ring 22 can block the external dust, water, oil and other impurities, and the adverse effect of the external impurities on the electric melting connection is effectively avoided.
Example 2:
the modular double sealing joint pipe fitting that this embodiment provided, the structure is shown in fig. 3, and joint body 1 sets up to elbow fitting, and sealing member 2 passes through clamp 3 to be connected on interface 11, all be provided with on sealing member 2 and the interface 11 with clamp 3 assorted slot 4.
When tubular product 5 connects, at first use through the cooperation of clamp 3 and slot 4, be connected the terminal surface of sealing member 2 with the terminal surface that corresponds interface 11 on the joint body 1, make both fixed alignments, again pack into sealed rubber ring 22 in the ring channel 21 in the sealing member 2, insert tubular product 5 to the joint body 1 through sealing member 2 in after that, the outer wall of tubular product 5 contacts with joint body 1 inner wall this moment, will connect the electric fuse circular telegram in the body 1 through electric melting equipment and generate heat, when reaching the melting temperature, fuse each other with the plastics and the tubular product 5 outer wall of electric fuse contact, form first sealed, combine sealed rubber ring 22 to form the interface double containment again.
When the joint body 1 is in a shape except a straight joint or a bent pipe joint, only the sealing element 2 needs to be produced and processed, and then the sealing element 2 is connected to each inserting port 11 of the joint body 1 through the steps, so that the method is suitable for composite pipes in different shapes, and the method does not need to respectively develop different types of molds for one-time injection molding, thereby greatly reducing the investment of the molds, reducing the difficulty of mold development, shortening the development period and reducing the manufacturing cost.
In addition to the above embodiments, the present invention may have other embodiments; all technical solutions formed by adopting equivalent replacement or equivalent transformation fall within the protection scope required by the utility model.
Claims (7)
1. The utility model provides a modular double sealing connects pipe fitting, includes joint body (1), its characterized in that: connect body (1) including supplying tubular product (5) male interface (11), coaxial and can dismantle on interface (11) and be connected with sealing member (2), sealing member (2) and interface (11) internal diameter that corresponds the side equals, and coaxial ring channel (21) have been seted up on the inner wall of sealing member (2), and embedded seal rubber ring (22) that are used for contacting with tubular product (5) outer wall in ring channel (21).
2. The modular double seal fitting of claim 1, wherein: the outer diameters of the sealing element (2) and the plug interface (11) are equal.
3. The modular double seal fitting of claim 1, wherein: the joint body (1) is set to be any one of a straight joint, an elbow joint, a three-way joint and a reducing joint.
4. The modular double seal fitting of claim 2, wherein: the sealing element (2) and the interface (11) are connected in a hot melting mode.
5. The modular double seal fitting of claim 1, wherein: the sealing element (2) and the plug interface (11) are connected in a threaded manner.
6. The modular double seal fitting of claim 1, wherein: the connection mode between the sealing element (2) and the plug interface (11) is flange connection.
7. The modular double seal fitting of claim 1, wherein: sealing member (2) are connected on interface (11) through clamp (3), all be provided with on sealing member (2) and interface (11) with clamp (3) assorted slot (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221424040.5U CN217503012U (en) | 2022-06-06 | 2022-06-06 | Combined double-seal joint pipe fitting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221424040.5U CN217503012U (en) | 2022-06-06 | 2022-06-06 | Combined double-seal joint pipe fitting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217503012U true CN217503012U (en) | 2022-09-27 |
Family
ID=83359299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221424040.5U Active CN217503012U (en) | 2022-06-06 | 2022-06-06 | Combined double-seal joint pipe fitting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217503012U (en) |
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2022
- 2022-06-06 CN CN202221424040.5U patent/CN217503012U/en active Active
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