CN206617676U - Groove clamping hoop type pipe fitting is used in a kind of composite steel tube connection - Google Patents
Groove clamping hoop type pipe fitting is used in a kind of composite steel tube connection Download PDFInfo
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- CN206617676U CN206617676U CN201720002444.8U CN201720002444U CN206617676U CN 206617676 U CN206617676 U CN 206617676U CN 201720002444 U CN201720002444 U CN 201720002444U CN 206617676 U CN206617676 U CN 206617676U
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- inner liner
- stainless steel
- pipe fitting
- base tube
- type pipe
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Abstract
The utility model discloses a kind of composite steel tube connection groove clamping hoop type pipe fitting, including base tube(1), inner liner stainless steel layer(2)With outer cladding stainless steel layer(3), the inner liner stainless steel layer(2)Including wrapping up the base tube(1)First inner liner of inwall(21), wrap up the base tube(1)Second inner liner of end face(22)With the parcel base tube(1)3rd inner liner of end outer wall(23), the 3rd inner liner(23)With wrapping up the base tube(1)The outer cladding stainless steel layer of middle part outer wall(3)It is connected, the base tube(1)Fixing hoop is provided with the outer wall of middle part(7)Neck(31).Groove clamping hoop type pipe fitting is used in a kind of composite steel tube connection of the present utility model, the fluid being able to ensure that in pipe only contacts the end face and pipe end outer wall of the stainless steel layer and outsourcing coating stainless steel of composite steel tube internal layer without contacting composite steel tube, extend steel pipe service life, it is ensured that delivery safety.
Description
Technical field
The utility model is related to a kind of hoop-type pipe fitting, in particular it relates to a kind of composite steel tube connection groove clamping hoop type
Pipe fitting.
Background technology
In order to improve the quality drunk with water, some are right caused by preventing the inwall due to water long-term corrosion metal tube
The harmful element of human body, which enters to drink, uses water, is detrimental to health, inner liner stainless steel water delivery is widely used with pipeline.
At present, the connection of >=80mm specification inner liner stainless steel compound pipeline complex pipelines is general by the way of groove clamping hoop connection.This connection side
Formula, it is safe and reliable, and it is simple to construct, and construction cost is low.However, inner liner stainless steel compound pipeline complex pipeline is a kind of new clad steel
Pipe, directly can not prevent its outside wall surface using the connected mode of traditional groove clamping hoop and be contacted with pumped (conveying) medium water.Its outside wall surface
After being contacted with pumped (conveying) medium water, outside wall surface causes corrosion, and pollution, which is drunk, uses water, so as to cause the sanitary condition of drinking water not conform to
Lattice, meanwhile, corrosion can cause leakage accident, greatly shorten the service life of inner liner stainless steel compound pipeline complex pipeline.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of tube fluid and only contacts the stainless of composite steel tube internal layer
Steel layer and outsourcing coating stainless steel are without contacting the end face of composite steel tube and the composite steel tube connection clip pipe fitting of pipe end outer wall;Enter
One step, a kind of end face seal of the utility model offer is good, tube fluid is difficult outflow and extratubal fluid is not easy to what is flowed into
Clip pipe fitting is used in composite steel tube connection.
In order to solve the above technical problems, the technical solution adopted in the utility model is:
A kind of composite steel tube connection groove clamping hoop type pipe fitting, including base tube, inner liner stainless steel layer and outsourcing coating stainless steel
Layer, the inner liner stainless steel layer includes wrapping up the first inner liner of the base tube inwall, wrapped up in the second of the base tube end face
3rd inner liner of lining and parcel base tube end outer wall, first inner liner, the second inner liner and the 3rd inner liner
Integrally connected, the 3rd inner liner is connected with wrapping up the outer cladding stainless steel layer of outer wall in the middle part of the base tube, in the base tube
The neck of fixing hoop is provided with portion's outer wall.
Elastic sealing gasket is provided between two second inner liners.
Also setting-in is provided with silica gel sealing ring between the base tube outer wall and the clip inwall.
One end of flexible member, the property element other end are connected with the neck on the end face of the base tube port
It is connected with the inwall of the clip, the number of the flexible member is at least 2, week of the flexible member along the neck
Circle is uniformly distributed.
The flexible member includes spring or shell fragment.
The material of the inner liner stainless steel layer and outer cladding stainless steel layer includes food-grade stainless steel.
3rd inner liner is connected with outer cladding stainless steel layer by weld seam.
The beneficial effects of the utility model:A kind of composite steel tube connection groove clamping hoop type pipe that the utility model is provided
Part, by adding outsourcing coating stainless steel, compensate for the defect of original structure, it is ensured that the fluid in pipe is only contacted in composite steel tube
End face and pipe end outer wall of the stainless steel layer and outsourcing coating stainless steel of layer without contacting composite steel tube, so as to make extending steel pipe
While using the life-span, transfer efficiency is substantially increased, ensure that delivery safety, and then the sanitary index of guarantee water;The card
Be connected with one end of flexible member on groove on that end face of the base tube port, the other end of flexible member and clip it is interior
Wall is connected, and flexible member has extruding force to pipe fitting all the time in use, it is ensured that two pipe fitting end face stabilized seals connect
Touch, pipe fitting end face seal is good, tube fluid is difficult outflow and extratubal fluid is not easy to flow into, raising water quality, ensures fortune
Defeated safety.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the utility model partial enlarged drawing.
Embodiment
The utility model is further described below in conjunction with the accompanying drawings, following examples are only used for clearly illustrating this
The technical scheme of utility model, and protection domain of the present utility model can not be limited with this.
As depicted in figs. 1 and 2, groove clamping hoop type pipe fitting, including base tube 1, inner liner stainless steel are used in a kind of composite steel tube connection
Layer 2 and outer cladding stainless steel layer 3, the inner liner stainless steel layer 2 include wrapping up the first inner liner 21 of the inwall of base tube 1, bag
Wrap up in the second inner liner 22 of the end face of base tube 1 and the 3rd inner liner 23 of the parcel end outer wall of base tube 1, described first
Lining 21, the second inner liner 22 and the integrally connected of the 3rd inner liner 23, the 3rd inner liner 23 and the middle part outer wall of base tube 1
Outer cladding stainless steel layer 3 be connected, the neck 31 of fixing hoop 7 is provided with the middle part outer wall of base tube 1.Outsourcing coating stainless steel
With being applied in combination for inner liner stainless steel layer, it is ensured that the fluid in pipe only contacts the stainless steel layer and outer cladding of composite steel tube internal layer
End face and pipe end outer wall of the stainless steel without contacting composite steel tube.
Elastic sealing gasket 5 is provided between two second inner liners 22.Elastic sealing gasket can be with flexible member phase
Mutually coordinate, improve the sealing effectiveness of pipe fitting end face.
Also setting-in is provided with silica gel sealing ring 6 between the outer wall of base tube 1 and the clip 7 inwall.
One end of flexible member 8, flexible member are connected with the neck 31 on that end face of the port of base tube 1
The other end be connected with the inwall of clip, flexible member has extruding force to pipe fitting all the time in use, it is ensured that two
Pipe fitting end face stabilized seal is contacted, and improves sealing effectiveness.Clip use time is longer cause bolt to come loose when, it is also ensured that
The sealing effectiveness of pipe fitting.
The flexible member 8 includes spring or shell fragment, as being preferably arranged to shell fragment.When selecting spring, Ke Yi
Add a baffle plate in the end of spring.
The number of the flexible member 8 is at least 2, as can preferably select set 4 flexible members.
Border of the flexible member 8 along the neck 31 is uniformly distributed, when selecting 4 flexible members, in neck
Periphery is often separated by 90 degree of settings, one flexible member.
The material of the inner liner stainless steel layer 2 and outer cladding stainless steel layer 3 includes food-grade stainless steel.
3rd inner liner 23 is connected with outer cladding stainless steel layer 3 by weld seam 4.
Described above is only preferred embodiment of the present utility model, it should be pointed out that:For the common skill of the art
For art personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improve and
Retouching also should be regarded as protection domain of the present utility model.
Claims (7)
1. groove clamping hoop type pipe fitting is used in a kind of composite steel tube connection, it is characterised in that:Including base tube(1), inner liner stainless steel layer(2)
With outer cladding stainless steel layer(3), the inner liner stainless steel layer(2)Including wrapping up the base tube(1)First inner liner of inwall
(21), wrap up the base tube(1)Second inner liner of end face(22)With the parcel base tube(1)3rd inner liner of end outer wall
(23), first inner liner(21), the second inner liner(22)With the 3rd inner liner(23)Integrally connected, the 3rd inner liner
(23)With wrapping up the base tube(1)The outer cladding stainless steel layer of middle part outer wall(3)It is connected, the base tube(1)Set on the outer wall of middle part
It is equipped with fixing hoop(7)Neck(31).
2. groove clamping hoop type pipe fitting is used in a kind of composite steel tube connection according to claim 1, it is characterised in that:Described in two
Second inner liner(22)Between be provided with elastic sealing gasket(5).
3. groove clamping hoop type pipe fitting is used in a kind of composite steel tube connection according to claim 1, it is characterised in that:The base tube
(1)Outer wall and the clip(7)Also setting-in is provided with silica gel sealing ring between inwall(6).
4. groove clamping hoop type pipe fitting is used in a kind of composite steel tube connection according to claim 1, it is characterised in that:The neck
(31)The upper close base tube(1)Flexible member is connected with the end face of port(8)One end, the property element(8)The other end with
The clip(7)Inwall be connected, the flexible member(8)Number be at least 2, the flexible member(8)Along described
Neck(31)Border be uniformly distributed.
5. groove clamping hoop type pipe fitting is used in a kind of composite steel tube connection according to claim 4, it is characterised in that:The elasticity
Element(8)Including spring or shell fragment.
6. groove clamping hoop type pipe fitting is used in a kind of composite steel tube connection according to claim 1, it is characterised in that:The liner
Stainless steel layer(2)With outer cladding stainless steel layer(3)Material include food-grade stainless steel.
7. groove clamping hoop type pipe fitting is used in a kind of composite steel tube connection according to claim 1, it is characterised in that:Described 3rd
Inner liner(23)With outer cladding stainless steel layer(3)Pass through weld seam(4)It is connected.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720002444.8U CN206617676U (en) | 2017-01-03 | 2017-01-03 | Groove clamping hoop type pipe fitting is used in a kind of composite steel tube connection |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720002444.8U CN206617676U (en) | 2017-01-03 | 2017-01-03 | Groove clamping hoop type pipe fitting is used in a kind of composite steel tube connection |
Publications (1)
Publication Number | Publication Date |
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CN206617676U true CN206617676U (en) | 2017-11-07 |
Family
ID=60229880
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201720002444.8U Active CN206617676U (en) | 2017-01-03 | 2017-01-03 | Groove clamping hoop type pipe fitting is used in a kind of composite steel tube connection |
Country Status (1)
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CN (1) | CN206617676U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110410593A (en) * | 2019-07-23 | 2019-11-05 | 京安工程有限公司 | A kind of fire-fighting pipe fitting and its installation method |
CN113915429A (en) * | 2021-11-08 | 2022-01-11 | 浙江金洲管道科技股份有限公司 | Built-in combined protective sleeve for steel-plastic pipe clamp connection joint |
-
2017
- 2017-01-03 CN CN201720002444.8U patent/CN206617676U/en active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110410593A (en) * | 2019-07-23 | 2019-11-05 | 京安工程有限公司 | A kind of fire-fighting pipe fitting and its installation method |
CN110410593B (en) * | 2019-07-23 | 2021-05-07 | 京安工程有限公司 | Fire-fighting pipe fitting and installation method thereof |
CN113915429A (en) * | 2021-11-08 | 2022-01-11 | 浙江金洲管道科技股份有限公司 | Built-in combined protective sleeve for steel-plastic pipe clamp connection joint |
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