CN207093971U - A kind of ferrule fitting body of high rigidity - Google Patents
A kind of ferrule fitting body of high rigidity Download PDFInfo
- Publication number
- CN207093971U CN207093971U CN201720903916.7U CN201720903916U CN207093971U CN 207093971 U CN207093971 U CN 207093971U CN 201720903916 U CN201720903916 U CN 201720903916U CN 207093971 U CN207093971 U CN 207093971U
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- China
- Prior art keywords
- hole
- bumper ring
- groove
- ring
- joint body
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- 238000007789 sealing Methods 0.000 claims abstract description 25
- 239000000463 material Substances 0.000 claims abstract description 8
- 229920000459 Nitrile rubber Polymers 0.000 claims abstract description 7
- 238000004080 punching Methods 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 238000004026 adhesive bonding Methods 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 229920002379 silicone rubber Polymers 0.000 claims description 3
- 239000004945 silicone rubber Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 230000001934 delay Effects 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 230000007797 corrosion Effects 0.000 abstract description 2
- 238000005260 corrosion Methods 0.000 abstract description 2
- 210000001503 joint Anatomy 0.000 abstract description 2
- 239000000126 substance Substances 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
Landscapes
- Gasket Seals (AREA)
Abstract
The utility model provides a kind of ferrule fitting body of high rigidity,Including joint body,Joint body is cylindrical hollow configuration,First through hole is provided with inside joint body,Second through hole,Third through-hole,First through hole,Second through hole is cylindrical structural,Third through-hole is truncated cone-shaped structure,The diameter of second through hole is more than first through hole,Second through hole is used for socket connection pipe,The first sealing ring is provided between second through hole and connecting tube,Second sealing ring,Dual-seal prevents transmission medium from leaking,The wall of third through-hole is provided with bumper ring,The material of bumper ring is hydrogenated nitrile-butadiene rubber,Hydrogenated nitrile-butadiene rubber has good heat resistance,Resistance to chemical corrosion,Also there is high intensity simultaneously,High tear energy,Anti-wear performance is excellent,During current cutting ferrule butt joint body extruding,Effectively it can prevent joint body from slight crack occur,Influence follow-up use.
Description
Technical field
It the utility model is related to pipe joint field, and in particular to a kind of ferrule fitting body of high rigidity.
Background technology
Nuclear power plant's core level ferrule joint is suitable for nuclear power plant's instrumentation pipeline installation system, and nuclear power station key is matched somebody with somebody
One of complete equipment, the mechanical connection between all kinds of instrument in scene and pipeline is realized by this product, both convenient construction, eliminated existing
The worry of field weld job, is connected firmly, sealing property is reliable, is played an important role in nuclear safety system again.Due to
Pipeline and being connected in nuclear safety for joint require high temperature resistant, high pressure, and No leakage, securely and reliably, technical property requirements are very tight
It is severe, cause such pipe joint of China's nuclear power station all to rely on external import, clamping sleeve blow-out patch includes ferrule fitting body, preceding card
Part, the ferrule fitting body such as set, rear cutting ferrule, pipeline, clamp nut play during clamping sleeve blow-out patch is connected with connecting tube
Vital effect, ferrule fitting body carry connecting pipe, the effect of fixed preceding cutting ferrule, rear cutting ferrule, traditional ferrule fitting
Body is due to the violent extruding by preceding cutting ferrule, rear cutting ferrule, often due to crack occurs in excessive extrusion, influences making for clamping sleeve blow-out patch
With.
Utility model content
In order to solve problems of the prior art, the utility model provides a kind of ferrule fitting body of high rigidity,
Effectively prevent transmission medium from revealing.
The technical scheme that the utility model solves the above problems is：A kind of ferrule fitting body of high rigidity, including joint sheet
Body, joint body are cylindrical hollow configuration, first through hole, the second through hole, third through-hole are provided with inside joint body, first is logical
Hole, the second through hole are cylindrical structural, and third through-hole is truncated cone-shaped structure, a diameter of d1 of first through hole, the second through hole
A diameter of d2, d2 ＞ d1, the wall of the second through hole are provided with the first groove, the second groove, and the first groove, the second groove are annulus
Shape structure, the first groove, the section of the second groove are rectangle, and the first sealing ring is provided with the first groove, the first sealing ring
Thickness is d3, and the height of the first groove is d4,2*d4 ＞ d3 ＞ d4, and the second groove is interior to be provided with the second sealing ring, the second sealing ring
Thickness be d5, the height of the second groove is d6,2*d6 ＞ d5 ＞ d6, and the wall of third through-hole is provided with bumper ring, and bumper ring is
Truncated cone-shaped hollow structure, the lateral surface of bumper ring are connected with the wall of first through hole by gluing, bumper ring include the first bumper ring,
Second bumper ring, the section of the first bumper ring is parallelogram sturcutre, and the section of the second bumper ring is obtuse triangle structure,
The shape of first bumper ring lower surface and the second bumper ring upper surface, in the same size, the lower surface of the first bumper ring is slow with second
The upper surface of punching circle is in contact, and the first bumper ring, the second bumper ring are integrated design, and the obtuse angle of the second bumper ring is a, and first is slow
The obtuse angle of punching circle is b, 140 ° of 160 ° of ＜ b=a ＜；One end outer wall of the joint body is provided with the first external screw thread, joint sheet
The other end outer wall of body is provided with first boss, and the section of first boss is isosceles trapezoid, and first boss is provided with the second outer spiral shell
Line, collar nut is provided between the first external screw thread and the second external screw thread, the section of collar nut is isosceles trapezoid.
The material of the joint body is stainless steel or copper.
First bumper ring, the second bumper ring are hydrogenated nitrile-butadiene rubber.
First sealing ring, the second sealing ring are silicone rubber material.
The utility model has beneficial effect：First through hole, the second through hole, the are provided with inside the utility model joint body
Three through holes, the diameter of the second through hole are more than first through hole, and the second through hole is used for socket connection pipe, between the second through hole and connecting tube
Provided with the first sealing ring, the second sealing ring, dual-seal prevents transmission medium from leaking, and the wall of third through-hole is provided with bumper ring,
The material of bumper ring is hydrogenated nitrile-butadiene rubber, and hydrogenated nitrile-butadiene rubber has good heat resistance, resistance to chemical corrosion, simultaneously
Also there is high intensity, high tear energy, anti-wear performance are excellent, when current cutting ferrule butt joint body extrudes, can effectively prevent joint
There is slight crack in body, influences subsequently to use.
Brief description of the drawings
Fig. 1 is the utility model structure diagram；
Fig. 2 is enlarged drawing at A in Fig. 1；
Fig. 3 is the utility model ferrule fitting body and preceding cutting ferrule, rear cutting ferrule, pipeline, the installation diagram of clamp nut；
In figure：1- joint bodies, cutting ferrule before 2-, cutting ferrule after 3-, 4- clamp nuts, 5- connecting tubes, 6- first through hole, 7-
Two through holes, 8- third through-holes, the grooves of 9- first, the grooves of 10- second, the sealing rings of 11- first, the sealing rings of 12- second, 13- bufferings
Circle, the bumper rings of 14- first, the bumper rings of 15- second, the external screw threads of 16- first, the external screw threads of 17- second, 18- internal threads, 19- first
Boss, 20- collar nuts, the dead slots of 22- first, the dead slots of 23- second, 24- pressure surfaces.
Embodiment
Below in conjunction with the accompanying drawings and embodiment is further described to the utility model.
As illustrated, a kind of ferrule fitting body of high rigidity, including joint body, joint body are cylindrical, hollow knot
Structure, joint body inside are provided with first through hole, the second through hole, third through-hole, and first through hole, the second through hole are cylindrical knot
Structure, third through-hole are truncated cone-shaped structure, a diameter of d1 of first through hole, a diameter of d2 of the second through hole, d2 ＞ d1, the second through hole
Wall be provided with the first groove, the second groove, the first groove, the second groove are cirque structure, the first groove, the second groove
Section be rectangle, is provided with the first sealing ring in the first groove, the thickness of the first sealing ring is d3, and the height of the first groove is
D4,2*d4 ＞ d3 ＞ d4, are provided with the second sealing ring in the second groove, and the thickness of the second sealing ring is d5, the height of the second groove
For d6,2*d6 ＞ d5 ＞ d6, the wall of third through-hole is provided with bumper ring, and bumper ring is truncated cone-shaped hollow structure, bumper ring it is outer
Side is connected with the wall of first through hole by gluing, and bumper ring includes the first bumper ring, the second bumper ring, and the first bumper ring is cut
Face is parallelogram sturcutre, and the section of the second bumper ring is obtuse triangle structure, and the first bumper ring lower surface is slow with second
The shape, in the same size of punching circle upper surface, the lower surface of the first bumper ring is in contact with the upper surface of the second bumper ring, and first delays
Punching circle, the second bumper ring are integrated design, and the obtuse angle of the second bumper ring is a, and the obtuse angle of the first bumper ring is b, 140 ° of ＜ b=a
160 ° of ＜；One end outer wall of the joint body is provided with the first external screw thread, and the other end outer wall of joint body is provided with first
Boss, the section of first boss is isosceles trapezoid, and first boss is provided with the second external screw thread, the first external screw thread and the second external screw thread
Between be provided with collar nut, the section of collar nut is isosceles trapezoid.
The material of the joint body is stainless steel or copper.
First bumper ring, the second bumper ring are hydrogenated nitrile-butadiene rubber.
First sealing ring, the second sealing ring are silicone rubber material.
, it is necessary to explanation in description of the present utility model, term " " center ", " on ", " under ", it is "left", "right", " perpendicular
Directly ", the orientation of the instruction such as " level ", " interior ", " outer " or position relationship are based on orientation shown in the drawings or position relationship, are only
Described for the ease of description the utility model and simplifying, rather than instruction or imply signified device or element must have it is specific
Orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.In addition, term " the
One ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that instruction or hint relative importance.
Many other changes and remodeling can be made by not departing from spirit and scope of the present utility model.It should be appreciated that this reality
Specific embodiment is not limited to new, the scope of the utility model is defined by the following claims.
Claims (5)
1. the ferrule fitting body of a kind of high rigidity, it is characterised in that including joint body, joint body is cylindrical, hollow knot
Structure, joint body inside are provided with first through hole, the second through hole, third through-hole, and first through hole, the second through hole are cylindrical knot
Structure, third through-hole are truncated cone-shaped structure, a diameter of d1 of first through hole, a diameter of d2 of the second through hole, d2 ＞ d1, the second through hole
Wall be provided with the first groove, the second groove, the first groove, the second groove are cirque structure, the first groove, the second groove
Section be rectangle, is provided with the first sealing ring in the first groove, the thickness of the first sealing ring is d3, and the height of the first groove is
D4,2*d4 ＞ d3 ＞ d4, are provided with the second sealing ring in the second groove, and the thickness of the second sealing ring is d5, the height of the second groove
For d6,2*d6 ＞ d5 ＞ d6, the wall of third through-hole is provided with bumper ring, and bumper ring is truncated cone-shaped hollow structure, bumper ring it is outer
Side is connected with the wall of first through hole by gluing, and bumper ring includes the first bumper ring, the second bumper ring, and the first bumper ring is cut
Face is parallelogram sturcutre, and the section of the second bumper ring is obtuse triangle structure, and the first bumper ring lower surface is slow with second
The shape, in the same size of punching circle upper surface, the lower surface of the first bumper ring is in contact with the upper surface of the second bumper ring, and first delays
Punching circle, the second bumper ring are integrated design；One end outer wall of the joint body is provided with the first external screw thread, joint body it is another
One end outer wall is provided with first boss, and the section of first boss is isosceles trapezoid, and first boss is provided with the second external screw thread, and first
Collar nut is provided between external screw thread and the second external screw thread, the section of collar nut is isosceles trapezoid.
2. the ferrule fitting body of a kind of high rigidity as claimed in claim 1, it is characterised in that the material of the joint body is
Stainless steel or copper.
3. the ferrule fitting body of a kind of high rigidity as claimed in claim 1, it is characterised in that first bumper ring, second
Bumper ring is hydrogenated nitrile-butadiene rubber.
4. the ferrule fitting body of a kind of high rigidity as claimed in claim 1, it is characterised in that first sealing ring, second
Sealing ring is silicone rubber material.
A kind of 5. ferrule fitting body of high rigidity as claimed in claim 1, it is characterised in that the obtuse angle of the second bumper ring is a,
The obtuse angle of first bumper ring is b, 140 ° of 160 ° of ＜ b=a ＜.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720903916.7U CN207093971U (en) | 2017-07-25 | 2017-07-25 | A kind of ferrule fitting body of high rigidity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720903916.7U CN207093971U (en) | 2017-07-25 | 2017-07-25 | A kind of ferrule fitting body of high rigidity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207093971U true CN207093971U (en) | 2018-03-13 |
Family
ID=61545078
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720903916.7U Active CN207093971U (en) | 2017-07-25 | 2017-07-25 | A kind of ferrule fitting body of high rigidity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207093971U (en) |
-
2017
- 2017-07-25 CN CN201720903916.7U patent/CN207093971U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |