CN210716326U

CN210716326U - Stainless steel composite pipe for conveying tap water

Info

Publication number: CN210716326U
Application number: CN201921295480.3U
Authority: CN
Inventors: 何小梅
Original assignee: Fujian Shengdatong Energy Saving Technology Co ltd
Current assignee: Fujian Shengdatong Energy Saving Technology Co ltd
Priority date: 2019-08-12
Filing date: 2019-08-12
Publication date: 2020-06-09
Anticipated expiration: 2029-08-12

Abstract

The utility model discloses a stainless steel composite pipe for conveying tap water, which comprises an outer pipe and an inner pipe, wherein the inner pipe is tightly inserted inside the outer pipe, the outer side of the outer pipe is welded with a stainless steel ring, the end part of the outer pipe is provided with a sleeve, the end part of the sleeve is provided with a clamping groove matched with the stainless steel ring, one group of the outer pipe end part is inserted inside the other group of the sleeve, and the inner side of the sleeve is bonded with a rubber ring, the stainless steel composite pipe lined with the stainless steel pipe of the utility model takes a galvanized steel pipe as a base pipe, and is lined with thin-wall stainless steel, which can not only meet the advantages of safety, sanitation, health and durability of the stainless steel, but also eliminate the problem of plastic pipeline pollution, has much lower price than that of the copper pipe and the stainless steel pipe, can be safely, conveniently and reliably installed and constructed, has high pressure bearing capacity, is changed into a rubber ring socket connection, the roundness of the steel pipe is ensured, and the steel pipe can also be used as a mark line of a pipeline socket.

Description

Stainless steel composite pipe for conveying tap water

Technical Field

The utility model relates to the technical field of water pipes, in particular to a stainless steel composite pipe for conveying tap water.

Background

The water pipe is a water supply pipeline, modern decoration water pipes are constructed in a wall-buried mode, the water pipes are classified into three types, and the first type is a metal pipe, such as a hot-dip cast iron pipe with inner enamel plastics, a copper pipe, a stainless steel pipe and the like. The second type is plastic-clad metal pipes, such as plastic-clad steel pipes, aluminum-plastic composite pipes and the like. The third type is plastic tubes such as PB, PP-R, etc. In the past, the pipes used for water supply were primarily cast iron pipes. The sand mould cast iron pipe is mainly used outdoors, and the galvanized cast iron pipe is used indoors. But after being used for several years, a large amount of rust scale is easy to generate, bacteria are bred, and the health of a human body is seriously harmed. At present, the use of hot-dip cast iron pipes is gradually limited, and aluminum-plastic composite pipes, novel plastic pipes and the like are popularized and used.

The existing steel pipe has the defects of insufficient corrosion resistance, short service time and insufficient sanitation, the steel pipe is connected mainly by welding, the installation is very troublesome, and the large and medium diameter steel pipes are easy to deform.

Therefore, the stainless steel composite pipe for conveying the tap water is provided to solve the problems in the prior art, the stainless steel is lined in the steel pipe, the high inner corrosion resistance, the long service life and the good sanitation are ensured, the insertion connection mode is convenient to connect, the deformation of the water pipe can be reduced by the stainless steel ring, the roundness of the steel pipe is ensured, and the stainless steel composite pipe can also be used as a mark line of a pipe socket.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a tap water is carried and is used stainless steel composite pipe to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a tap water is carried and is used stainless steel composite pipe, includes outer tube and inner tube, the inner tube closely pegs graft inside the outer tube, the welding of outer tube outside has the stainless steel ring, the sleeve pipe has been seted up to outer tube tip, sleeve pipe tip offer with stainless steel ring assorted draw-in groove, a set of outer tube tip peg graft in another group the intraductal portion of cover of outer tube, just the sleeve pipe inboard bonds there is the rubber circle, another group outer tube tip peg graft in the middle of the rubber circle, just the rubber circle is located the draw-in groove inboard, the intraductal portion of cover seted up with the protruding assorted spacing groove of rubber circle tip, the protruding joint of rubber circle tip is in the spacing inslot.

Preferably, the outer tube and the sleeve are of an integrally formed stamping structure, the joint between the outer tube and the sleeve is of a bevel edge structure, and the inner diameter of the outer tube is smaller than that of the sleeve.

Preferably, the end face of the stainless steel ring is provided with an arc-shaped surface structure matched with the inner side of the clamping groove, and the stainless steel ring is attached to the arc-shaped surface of the inner side of the clamping groove.

Preferably, the length of the end part of the outer pipe combined with the stainless steel ring is smaller than the depth of the interior of the sleeve, and the other end of the inner pipe extends into the sleeve.

Preferably, the outer side of the outer pipe is coated with an epoxy paint layer, and the epoxy paint layer extends to the outside of the sleeve.

Preferably, the overall length of the combined outer pipe and the sleeve is six meters, and a protruding structure matched with the clamping groove is formed at the outer end of the sleeve.

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

the utility model discloses increase inside lining stainless steel composite pipe, the product uses the galvanized steel pipe as the parent tube, inside lining thin wall stainless steel, can satisfy stainless steel safety, health, it is healthy, durable advantage, the problem that the plastic conduit pollutes has been eliminated simultaneously, the price also saves a lot than copper pipe and nonrust steel pipe, again can safe convenient and reliable's installation, construction, and bearing capacity is high, change into rubber ring socket joint connected mode, the convenient connection, the stainless steel ring can effectively prevent that the steel pipe is out of shape, guarantee the circularity of steel pipe, also can work as the mark line of pipeline socket.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

fig. 3 is a schematic front structural view of the present invention.

In the figure: the anti-corrosion paint comprises an outer pipe 1, an inner pipe 2, a stainless steel ring 3, a sleeve 4, a clamping groove 5, a rubber ring 6, a limiting groove 7 and an epoxy paint layer 8.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a stainless steel composite pipe for conveying tap water comprises an outer pipe 1 and an inner pipe 2, wherein the inner pipe 2 is tightly inserted into the outer pipe 1, a stainless steel ring 3 is welded on the outer side of the outer pipe 1, a sleeve 4 is arranged at the end part of the outer pipe 1, a clamping groove 5 matched with the stainless steel ring 3 is arranged at the end part of the sleeve 4, one group of the outer pipe 1 is inserted into the other group of the sleeve 4 of the outer pipe 1, a rubber ring 6 is bonded on the inner side of the sleeve 4, the other group of the outer pipe 1 is inserted into the middle of the rubber ring 6, the rubber ring 6 is positioned on the inner side of the clamping groove 5, a limiting groove 7 matched with the protrusion of the end part of the rubber ring 6 is arranged in the sleeve 4, the protrusion of the end part of the rubber ring 6 is clamped in the limiting groove 7, the stainless steel composite inner pipe 2 with an inner lining is added, the stainless steel inner pipe 2 is, convenient connection, stainless steel ring 3 can effectively prevent that outer tube 1 from warping, guarantees the circularity of outer tube 1, also can work as the mark line of 1 socket of outer tube.

Specifically, outer tube 1 and sleeve pipe 4 are integrated into one piece stamping structure, just the junction is the hypotenuse structure between outer tube 1 and the sleeve pipe 4, 1 internal diameter of outer tube is less than the sleeve pipe 4 internal diameter.

Specifically, the end face of the stainless steel ring 3 is provided with an arc-shaped surface structure matched with the inner side of the clamping groove 5, and the stainless steel ring 3 is attached to the arc-shaped surface of the inner side of the clamping groove 5.

Specifically, the length of the end part of the outer tube 1 combined with the stainless steel ring 3 is smaller than the depth inside the sleeve 4, and the other end of the inner tube 2 extends into the sleeve 4.

Specifically, the coating in the outer tube 1 outside has epoxy paint layer 8, epoxy paint layer 8 extends to the sleeve pipe 4 outside, and epoxy paint layer 8 is used for the cooperation to protect outer tube 1, prevents that outer tube 1 from rustting.

Specifically, the overall length of the combined outer tube 1 and the sleeve 4 is six meters, and a protruding structure matched with the clamping groove 5 is formed at the outer end of the sleeve 4.

The structure principle is as follows: increase inside lining stainless steel composite inner tube 2, stainless steel inner tube 2 is difficult for rustting, more sanitary environmental protection, change into with 1 socket joint connected mode of rubber circle 6 cooperation outer tube, convenient connection, stainless steel ring 3 can prevent effectively that outer tube 1 from warping, guarantee the circularity of outer tube 1, also can work as the mark line of 1 socket of outer tube, the combination of pegging graft of multiunit outer tube 1, the length of the convenient extension water pipe, a transport demand for adapting to different distances, it is convenient to adjust, and rubber circle 6 can reduce the possibility that the junction leaked between the pipeline.

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

1. The utility model provides a tap water is carried and is used stainless steel composite tube, includes outer tube (1) and inner tube (2), its characterized in that: the inner pipe (2) is closely inserted inside the outer pipe (1), the outer side of the outer pipe (1) is welded with a stainless steel ring (3), the end of the outer pipe (1) is provided with a sleeve (4), the end of the sleeve (4) is provided with a clamping groove (5) matched with the stainless steel ring (3), the end of the outer pipe (1) is inserted into another group, the end of the outer pipe (1) is inserted into the sleeve (4) of the outer pipe (1), a rubber ring (6) is bonded on the inner side of the sleeve (4), the end of the outer pipe (1) is inserted into the middle of the rubber ring (6), the rubber ring (6) is located on the inner side of the clamping groove (5), a limiting groove (7) matched with the end of the rubber ring (6) in a protruding mode is formed inside the sleeve (4), and the end of the rubber ring (6) is.

2. The stainless steel composite pipe for transporting tap water according to claim 1, wherein: the outer tube (1) and the sleeve (4) are of an integrally formed stamping structure, the joint between the outer tube (1) and the sleeve (4) is of a bevel edge structure, and the inner diameter of the outer tube (1) is smaller than that of the sleeve (4).

3. The stainless steel composite pipe for transporting tap water according to claim 1, wherein: the end face of the stainless steel ring (3) is provided with an arc-shaped face structure matched with the inner side of the clamping groove (5), and the stainless steel ring (3) is attached to the arc-shaped face of the inner side of the clamping groove (5).

4. The stainless steel composite pipe for transporting tap water according to claim 1, wherein: the length of the end part of the outer pipe (1) is smaller than the depth inside the sleeve (4) after the end part of the outer pipe and the stainless steel ring (3) are combined, and the other end of the inner pipe (2) extends into the sleeve (4).

5. The stainless steel composite pipe for transporting tap water according to claim 1, wherein: the outer side of the outer pipe (1) is coated with an epoxy paint layer (8), and the epoxy paint layer (8) extends to the outside of the sleeve (4).

6. The stainless steel composite pipe for transporting tap water according to claim 1, wherein: the overall length of the combined outer pipe (1) and the sleeve (4) is six meters, and a protruding structure matched with the clamping groove (5) is formed in the outer end of the sleeve (4).