CN210510701U - Plastic lining pipe fitting for cold water - Google Patents
Plastic lining pipe fitting for cold water Download PDFInfo
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- CN210510701U CN210510701U CN201921497455.3U CN201921497455U CN210510701U CN 210510701 U CN210510701 U CN 210510701U CN 201921497455 U CN201921497455 U CN 201921497455U CN 210510701 U CN210510701 U CN 210510701U
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- sealing rubber
- cold water
- rubber ring
- pipe fitting
- plastic
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Abstract
The utility model relates to a pipe fitting technical field is moulded to the lining specifically is a pipe fitting is moulded with lining to cold water, including the tee bend pipe fitting body, the inside fixedly connected with inside lining plastic body of tee bend pipe fitting body, one side of tee bend pipe fitting body seted up first spacing recess, the first sealing rubber ring of inside fixedly connected with of first spacing recess, one side and inside lining plastic body fixed connection of first sealing rubber ring. The utility model has the advantages that: through being provided with first sealing rubber ring and second sealing rubber ring, improved the device's leakproofness greatly, through passing through threaded connection with tee bend pipe fitting body and first cold water pipeline, the installation of being convenient for, life prolongs greatly, through being provided with first sealing rubber circle and second sealing rubber circle, prevents that the exposed outside of seam crossing of first cold water pipeline and tee bend pipe fitting body and inside lining plastic body from being corroded, has prolonged the device's life greatly.
Description
Technical Field
The utility model relates to a pipe fitting technical field is moulded to the lining, especially a pipe fitting is moulded with lining to cold water.
Background
The steel-plastic composite pipe is taken as various novel composite pipes of novel metal and novel plastic pipes which are circulated in the building market at the same time, and is favored by the engineering industry because the steel-plastic composite pipe integrates the advantages of the metal pipe and the plastic pipe and abandons the defects of the metal pipe and the plastic pipe. The pipeline is gradually developed to a big city with developed domestic economy, and after the national file of eliminating galvanized steel pipes in cities and towns water supply pipes in stages from 2000 to 6 months, the application of the steel-plastic composite pipe is rapidly popularized. Therefore, the plastic-lined pipe fitting matched with the steel-plastic composite pipe is also increased. As an important accessory used in a waterway pipeline, the malleable cast iron is used as a base body of the malleable cast iron-lined malleable cast iron pipe, and the outer surface of the malleable cast iron pipe is subjected to rust prevention treatment in a mode of galvanizing or coating high-adhesion resin paint, and the malleable cast iron pipe is very important in corrosion resistance because the malleable cast iron pipe is always in contact with water and air.
In chinese patent CN208778952U, a high bonding strength plastic-lined composite pipe is disclosed, which is easy to clean by setting ultrasonic cleaning process, and the pipe is adjusted by setting injection molding process to ensure the bonding strength between the inner surface of the pipe and the plastic lining, but has the following disadvantages:
1. this compound pipe fitting is moulded to high bonding strength lining because the hot melt adhesive layer is difficult for pouring into, and produces the bubble easily, and the steadiness is poor, influences the leakproofness of inside lining plastic body and pipe fitting.
2. This compound pipe fitting is moulded to high bonding strength lining adopts chamfer type collude groove to connect, not only leaks easily, and seam punishment long time exposes easily corroded in the air moreover, and life is short.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's shortcoming, provide a pipe fitting is moulded with lining to cold water.
The purpose of the utility model is realized through the following technical scheme: a plastic lining pipe fitting for cold water comprises a tee pipe fitting body, wherein a plastic lining body is fixedly connected inside the tee pipe fitting body, a first limiting groove is formed in one side of the tee pipe fitting body, a first sealing rubber ring is fixedly connected inside the first limiting groove, one side of the first sealing rubber ring is fixedly connected with the plastic lining body, a first cold water pipeline is lapped on one side, away from the plastic lining body, of the first sealing rubber ring, a first sealing rubber ring is fixedly connected on one side of the tee pipe fitting body, the outer surface of the first cold water pipeline is lapped with the first sealing rubber ring, a second limiting groove is formed in one side of the tee pipe fitting body, a second sealing rubber ring is fixedly connected inside the second limiting groove, and one side of the second sealing rubber ring is fixedly connected with the plastic lining body, and a second cold water pipeline is lapped on one side of the second sealing rubber ring, which is far away from the lining plastic body, a second sealing rubber ring is fixedly connected on one side of the tee pipe fitting body, and the outer surface of the second cold water pipeline is lapped with the second sealing rubber ring.
Optionally, the outer diameter of the inner lining plastic body is equal to the inner diameter of the tee pipe fitting body.
Optionally, the first limiting groove is matched with the first sealing rubber ring, and the second limiting groove is matched with the second sealing rubber ring.
Optionally, one side of the first sealing rubber ring and one side of the second sealing rubber ring are both provided with a sealing through hole, and the diameter of the sealing through hole is smaller than the outer diameter of the first cold water pipeline.
Optionally, the inner diameter of the plastic lining body is equal to the inner diameters of the first cold water pipeline and the second cold water pipeline, and the thickness of the plastic lining body is equal to the thickness of the first cold water pipeline and the second cold water pipeline.
Optionally, the lining plastic body is fixedly connected with the tee pipe fitting body in a hot melting mode.
Optionally, the inner wall of the tee pipe fitting body is provided with forward threads, one side of the outer surface of each of the first cold water pipeline and the second cold water pipeline is provided with reverse threads, and the forward threads are matched with the reverse threads.
Optionally, the first sealing rubber ring and the second sealing rubber ring have the same size.
Optionally, the number of the first sealing rubber rings is two, and the two first sealing rubber rings are symmetrically distributed at two ends of the tee pipe body.
The utility model has the advantages of it is following:
1. in the use, with tee bend pipe fitting body and inside lining plastic body fixed connection, it is inseparabler to connect, through being provided with first sealing rubber ring and second sealing rubber ring, first sealing rubber ring and second sealing rubber ring can carry out seamless butt joint with first cold water pipeline and second cold water pipeline and inside lining plastic body, the device's leakproofness has been improved greatly, through passing through threaded connection with tee bend pipe fitting body and first cold water pipeline, the installation of being convenient for, and the screw thread is difficult for wearing and tearing for chamfer type groove, and service life prolongs greatly.
2. In the use, through being provided with first sealing rubber circle and second sealing rubber circle, sealed through-hole has all been seted up to one side of first sealing rubber circle and second sealing rubber circle, and the diameter of sealed through-hole is less than the external diameter of first cold water pipeline, first cold water pipeline is through the back in the first sealing rubber circle of sealed through-hole screw in, sealed through-hole is because self characteristic, can wrap up first cold water pipeline, prevent that first cold water pipeline and tee bend pipe fitting body and inside lining plastic body's seam crossing from exposing the outside and being corroded, the device's life has been prolonged greatly.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a top view of the present invention;
fig. 3 is a side view of the present invention;
fig. 4 is a schematic structural view of a second sealing rubber ring of the present invention;
fig. 5 is a cross-sectional view of the present invention;
fig. 6 is an enlarged schematic view of a structure shown in fig. 5 according to the present invention.
In the figure: the method comprises the following steps of 1-a tee pipe fitting body, 2-a lining plastic body, 3-a first limiting groove, 4-a first sealing rubber ring, 5-a first cold water pipeline, 6-a first sealing rubber ring, 7-a second limiting groove, 8-a second sealing rubber ring, 9-a second cold water pipeline, 10-a second sealing rubber ring and 11-a sealing through hole.
Detailed Description
The invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following description.
As shown in fig. 1-6, a plastic-lined pipe fitting for cold water comprises a tee pipe fitting body 1, a plastic-lined body 2 is fixedly connected inside the tee pipe fitting body 1, a first limiting groove 3 is formed in one side of the tee pipe fitting body 1, a first sealing rubber ring 4 is fixedly connected inside the first limiting groove 3, a first sealing rubber ring 6 is fixedly connected to one side of the tee pipe fitting body 1, the first sealing rubber ring 4 is connected with the plastic-lined body 2, a first cold water pipe 5 is lapped on one side of the first sealing rubber ring 4, which is far away from the plastic-lined body 2, of the tee pipe fitting body 1, a first sealing rubber ring 6 is fixedly connected to one side of the tee pipe fitting body 1, the outer surface of the first cold water pipe 5 is lapped with the first sealing rubber ring 6, a second limiting groove 7 is formed in one side of the tee pipe fitting body 1, a second sealing rubber ring 8 is fixedly connected inside a second limiting groove 7 of the plastic-lined pipe fitting for cold water, one side of the second sealing rubber ring 8 of the plastic-lined pipe fitting for cold water is fixedly connected with the plastic-lined body 2, one side of the second sealing rubber ring 8 of the plastic-lined pipe fitting for cold water, which is far away from the plastic-lined body 2, is lapped with a second cold water pipeline 9, one side of the tee pipe fitting body 1 of the plastic-lined pipe fitting for cold water is fixedly connected with a second sealing rubber ring 10, the outer surface of the second cold water pipeline 9 is lapped with the second sealing rubber ring 10, the outer diameter of the plastic-lined body 2 of the plastic-lined pipe fitting for cold water is equal to the inner diameter of the tee pipe fitting body 1, the first limiting groove 3 of the plastic-lined pipe fitting for cold water is matched with the first sealing rubber ring 4, the second limiting groove 7 of the plastic-lined pipe fitting for cold water is matched with the second sealing rubber ring 8, and one sides of the first sealing rubber ring 4, the diameter of a sealing through hole 11 of the plastic-lined pipe for cold water is smaller than the outer diameter of a first cold water pipeline 5, the inner diameter of a plastic-lined pipe for cold water 2 is equal to the inner diameters of the first cold water pipeline 5 and a second cold water pipeline 9, the thickness of the plastic-lined pipe for cold water 2 is equal to the thicknesses of the first cold water pipeline 5 and the second cold water pipeline 9, the inner wall of a tee pipe body 1 of the plastic-lined pipe for cold water is provided with forward threads, one sides of the outer surfaces of the first cold water pipeline 5 and the second cold water pipeline 9 of the plastic-lined pipe for cold water are provided with reverse threads, the forward threads of the plastic-lined pipe for cold water are matched with the reverse threads, the plastic-lined pipe 2 and the tee pipe body 1 are fixedly connected in a hot melting mode, the first sealing rubber rings 4 and the second sealing rubber rings 8 are equal in size, the number of the first sealing rubber rings 4 is two, the two first sealing rubber rings 4 are symmetrically distributed at two ends of the, wherein, first spacing recess 3 and first sealing rubber ring 4 fixed connection prevent that first sealing rubber ring 4 from droing, and tee bend pipe fitting body 1 closely laminates with inside lining plastic body 2.
The working process of the utility model is as follows: in the using process, the tee pipe fitting body 1 and the lining plastic body 2 are fixedly connected and are connected more tightly, the first sealing rubber ring 4 and the second sealing rubber ring 8 are arranged, the first sealing rubber ring 4 and the second sealing rubber ring 8 can enable the first cold water pipeline 5 and the second cold water pipeline 9 to be in seamless butt joint with the lining plastic body 2, the sealing performance of the device is greatly improved, the tee pipe fitting body 1 and the first cold water pipeline 5 are connected through threads, the mounting is convenient, the threads are not easy to wear relative to the chamfer-type hook groove, and the service life is greatly prolonged; through being provided with first sealing rubber circle 6 and second sealing rubber circle 10, sealing through-hole 11 has all been seted up to one side of first sealing rubber circle 6 and second sealing rubber circle 10, and the diameter of sealing through-hole 11 is less than the external diameter of first cold water pipeline 5, first cold water pipeline 5 is back in the first sealing rubber circle 6 of sealing through-hole 11 screw in, sealing through-hole 11 is because self characteristic, can wrap up first cold water pipeline 5, prevent that first cold water pipeline 5 and tee bend pipe fitting body 1 and the exposed outside of seam crossing of inside lining plastic body 2 from being corroded, the device's life has been prolonged greatly.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a cold water is with lining plastic tubing spare, includes tee bend pipe fitting body (1), its characterized in that: the tee joint pipe fitting is characterized in that a lining plastic body (2) is fixedly connected inside the tee joint pipe fitting body (1), a first limiting groove (3) is formed in one side of the tee joint pipe fitting body (1), a first sealing rubber ring (4) is fixedly connected inside the first limiting groove (3), one side of the first sealing rubber ring (4) is fixedly connected with the lining plastic body (2), a first sealing rubber pipeline (5) is lapped on one side, away from the lining plastic body (2), of the first sealing rubber ring (4), a first sealing rubber ring (6) is fixedly connected on one side of the tee joint pipe fitting body (1), the outer surface of the first cooling water pipeline (5) is lapped with the first sealing rubber ring (6), a second limiting groove (7) is formed in one side of the tee joint pipe fitting body (1), a second sealing rubber ring (8) is fixedly connected inside the second limiting groove (7), one side of the second sealing rubber ring (8) is fixedly connected with the lining plastic body (2), one side of the second sealing rubber ring (8) far away from the lining plastic body (2) is lapped with a second cold water pipeline (9), one side of the tee pipe fitting body (1) is fixedly connected with a second sealing rubber ring (10), and the outer surface of the second cold water pipeline (9) is lapped with the second sealing rubber ring (10).
2. A plastic-lined pipe for cold water as claimed in claim 1, wherein: the outer diameter of the inner lining plastic body (2) is equal to the inner diameter of the tee pipe fitting body (1).
3. A plastic-lined pipe for cold water as claimed in claim 1, wherein: the first limiting groove (3) is matched with the first sealing rubber ring (4), and the second limiting groove (7) is matched with the second sealing rubber ring (8).
4. A plastic-lined pipe for cold water as claimed in claim 1, wherein: and one sides of the first sealing rubber ring (4) and the second sealing rubber ring (8) are provided with sealing through holes (11), and the diameter of each sealing through hole (11) is smaller than the outer diameter of the first cold water pipeline (5).
5. A plastic-lined pipe for cold water as claimed in claim 1, wherein: the inner diameter of the inner lining plastic body (2) is equal to the inner diameters of the first cold water pipeline (5) and the second cold water pipeline (9), and the thickness of the inner lining plastic body (2) is equal to the thicknesses of the first cold water pipeline (5) and the second cold water pipeline (9).
6. A plastic-lined pipe for cold water as claimed in claim 1, wherein: the three-way pipe fitting is characterized in that forward threads are formed in the inner wall of the three-way pipe fitting body (1), reverse threads are formed in one side of the outer surfaces of the first cold water pipeline (5) and the second cold water pipeline (9), and the forward threads are matched with the reverse threads.
7. A plastic-lined pipe for cold water as claimed in claim 1, wherein: the inner lining plastic body (2) is fixedly connected with the tee pipe fitting body (1) in a hot melting mode.
8. A plastic-lined pipe for cold water as claimed in claim 1, wherein: the first sealing rubber ring (4) and the second sealing rubber ring (8) are equal in size.
9. A plastic-lined pipe for cold water as claimed in claim 1, wherein: the number of the first sealing rubber rings (4) is two, and the two first sealing rubber rings (4) are symmetrically distributed at two ends of the tee pipe fitting body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921497455.3U CN210510701U (en) | 2019-09-09 | 2019-09-09 | Plastic lining pipe fitting for cold water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921497455.3U CN210510701U (en) | 2019-09-09 | 2019-09-09 | Plastic lining pipe fitting for cold water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210510701U true CN210510701U (en) | 2020-05-12 |
Family
ID=70569052
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921497455.3U Active CN210510701U (en) | 2019-09-09 | 2019-09-09 | Plastic lining pipe fitting for cold water |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210510701U (en) |
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2019
- 2019-09-09 CN CN201921497455.3U patent/CN210510701U/en active Active
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