CN201237047Y - Metal connector of high-pressure rubber hose - Google Patents
Metal connector of high-pressure rubber hose Download PDFInfo
- Publication number
- CN201237047Y CN201237047Y CNU2008201873931U CN200820187393U CN201237047Y CN 201237047 Y CN201237047 Y CN 201237047Y CN U2008201873931 U CNU2008201873931 U CN U2008201873931U CN 200820187393 U CN200820187393 U CN 200820187393U CN 201237047 Y CN201237047 Y CN 201237047Y
- Authority
- CN
- China
- Prior art keywords
- metal joint
- cone shape
- pressure rubber
- rubber pipe
- hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 239000002184 metal Substances 0.000 title claims abstract description 73
- 239000003292 glue Substances 0.000 claims description 14
- 230000002093 peripheral effect Effects 0.000 claims description 12
- 238000007789 sealing Methods 0.000 abstract description 5
- 239000011440 grout Substances 0.000 abstract description 4
- 238000002347 injection Methods 0.000 abstract 2
- 239000007924 injection Substances 0.000 abstract 2
- 239000003063 flame retardant Substances 0.000 abstract 1
- 238000005553 drilling Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 230000009970 fire resistant effect Effects 0.000 description 3
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Images
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- Branch Pipes, Bends, And The Like (AREA)
Abstract
The utility model discloses a high-pressure hose metal joint, which belongs to the technical field of rubber products. The metal joint comprises an outer connection section, a sealing section, and an anti-drawing connection section, wherein, the outer connection section includes an outer connector; the sealing section has small rubber injection holes, and the inner circumference thereof has an annular stepped-hole shape; the anti-drawing connection section has large rubber injection holes, and the inner circumference thereof has an annular groove shape arranged along the circumference and has annular taper; and the outer circumference of the tail end of the metal joint is a sloped surface and has correction holes. The high-pressure hose metal joint can be used for assembly connection between a fire-retardant hydraulic hose and a grout hose and for assembly connection between a high-pressure hose and an ultrahigh-pressure hose to prevent deformation and leakage under the high-pressure and ultrahigh-pressure state. The high-pressure hose metal joint has the advantages of extremely high sealing performance, extremely high anti-drawing capacity, safe use, stable and firm connection with the hose, high connection strength and long connection life.
Description
One, technical field:
The utility model relates to metal joint, more particularly is the high-pressure rubber pipe metal joint.
Two, background technique:
At present, metal joint is mainly by following several structural types:
(1) mainly by withholding overcoat, withholding cover and core retainer plate is formed, its structure heaviness is withheld rubber after after a while to the fastening type metal joint, is easy to generate permanent deformation, leakage can occur under high pressure and ultrahigh pressure state.
(2) contractive pressure formula metal joint mainly is made up of contractive pressure cover and core retainer plate, is metal joint generally commonly used now, and structure and manufacturing process are simple, can only be used for low-pressure, small-bore flexible pipe, can not be used for bigbore high pressure and super-high-pressure hose.
(3) the bundling type metal joint is that sebific duct is bound on the core retainer plate joint, can occur leaking under high pressure and ultrahigh pressure state, thereby can only be used for low pressure hose.
(4) the clamp band type metal joint is that sebific duct is clamped on the core retainer plate with clip, also can occur leaking under high pressure and ultrahigh pressure state, thereby also can only be used for low pressure hose.
(5) metal joint of above-mentioned four kinds of structural types all adopts compressing rubber to seal, and easily produces compressive strain under the high pressure effect, and sealing load is reduced, and can leak fed sheet of a media under the effect of hyperpressure, so that can not finish the conveying task.
Three, summary of the invention:
The purpose of this utility model will provide a kind of exactly can overcome above-mentioned deficiency, the fire-resistant hydralic hose that can be used for using on the marine drilling platform and the assembly of grout hose are connected, the high-pressure rubber pipe metal joint that can be used for the assembly connection of high-pressure rubber pipe, super-high-pressure hose, the utility model is indeformable under high pressure and ultrahigh pressure state, can not occur leaking yet, with the firm stable that combines of body, it is strong that resistance to plucking takes off ability, and connection lifetime is long.
In order to achieve the above object, technical solution of the present utility model is: a kind of high-pressure rubber pipe metal joint is characterized in that this metal joint comprises that outer connection part, hermetic unit and resistance to plucking take off the attachment portion; The inner chamber of the hermetic unit of this metal joint step ringwise is poroid, and it is being provided with little hole for injecting glue with the corresponding position of above-mentioned inner bore of step; The inner chamber that the resistance to plucking of this metal joint takes off the attachment portion is a plurality of continuous different cone shape holes of internal diameter; In above-mentioned a plurality of cone shape holes, near the internal diameter of the cone shape hole of tail end greater than internal diameter away from the cone shape hole of tail end; And in the same cone shape hole, littler near the stomidium footpath of tail end than the other end aperture; Its with the corresponding position of each cone shape hole, be respectively equipped with big hole for injecting glue; The inner peripheral surface of above-mentioned cone shape hole is a plurality of annular groove shaped of along the circumferential direction arranging.
The outer connection part of described metal joint is provided with the lap joint flange dish, and this lap joint flange dish is sleeved on the outer connection part of metal joint by jump ring; On the outer peripheral surface of metal joint outer connection part, be respectively equipped with on the inner peripheral surface of lap joint flange dish to match and merge the two annular groove that links together with jump ring.
The outer connection part of described metal joint is provided with fixed flange, the outer connection part of itself and the metal joint structure of can processing or be welded as a whole.
The outer peripheral surface of described metal joint tail end is gradient inclined-plane, and its tapering is 3 °-10 °.
The tail end of described metal joint is provided with 3-8 equally distributed correction hole on same circumference.
The little hole for injecting glue that the hermetic unit of described metal joint is provided with is 2-8, and it evenly distributes on same circumference.
That the inner circumferential surface that described metal joint resistance to plucking takes off the attachment portion can be is corrugated, channel shaped or triangular groove shape.The ring-type tapering that the resistance to plucking of described metal joint takes off the cone shape hole that the attachment portion is provided with is 1 °-3 °.
It can be 2-4 that the resistance to plucking of described metal joint takes off the big hole for injecting glue that the attachment portion is provided with.
Compared with the prior art the utility model has the following advantages and good effect:
The utility model can not be out of shape under high pressure and ultrahigh pressure state yet, and sealability is fabulous, can not leak fed sheet of a media under high pressure and ultrahigh pressure state yet, guarantees to finish the conveying task; Combine firm stable with sebific duct, resistance to plucking takes off very competent, the join strength height, connection lifetime is long, safe and reliable, the assembly that can be used for bigbore high-pressure rubber pipe, super-high-pressure hose connects, and also can be used for the fire-resistant hydralic hose that uses on the marine drilling platform and the assembly of grout hose and is connected.
Four, description of drawings:
Fig. 1 is the axial section of a kind of structure of the utility model
Fig. 2 is the axial section of the another kind of structure of the utility model
The label of each parts is among the figure:
1, lap joint flange dish; 2, jump ring; 3, metal joint; 3-1, the outer connection part of metal joint; 3-2, the hermetic unit of metal joint; 3-3,3-4, the resistance to plucking of metal joint takes off the attachment portion; 3-5, little hole for injecting glue; 3-6,3-7, big hole for injecting glue; 3-8, correction hole; 3-9, fixed flange
Five, embodiment:
Below in conjunction with the drawings and specific embodiments the utility model is done explanation in further detail.
Fig. 1 is the axial section of a kind of structure of the utility model:
Metal joint 3 comprises that outer connection part 3-1, hermetic unit 3-2 and resistance to plucking take off attachment portion 3-3,3-4, and this forms when being connected the each several part role according to metal joint and sebific duct end and divides, wherein:
The outer connection part 3-1 of this metal joint is positioned at neck, which is provided with outer connector.This link is a lap joint flange dish 1, and this lap joint flange dish is sleeved on the outer connection part of metal joint by jump ring 2.Be provided with annular groove on the outer peripheral surface of above-mentioned outer connection part, also be provided with annular groove on the inner peripheral surface of lap joint flange dish 1, jump ring 2 matches and the two is linked together with above-mentioned two annular grooves simultaneously.
The hermetic unit 3-2 of this metal joint is positioned at the middle part, and its inner peripheral surface step ringwise is poroid, and its inner bore of step can form closely that seam is connected with expanding sheath, sealant layer, the cone screw cover of sebific duct end.The sealing part in the present embodiment is 6 being provided with 2-8 equally distributed little hole for injecting glue 3-5 on same circumference with the corresponding position of above-mentioned inner bore of step.When the hermetic unit of the hermetic unit of metal joint and sebific duct end forms when being connected, can in the gap between the two, fill sealer by little hole for injecting glue.
The resistance to plucking of this metal joint takes off attachment portion 3-3,3-4 and is positioned at afterbody, and its inner chamber is a plurality of continuous different cone shape holes of internal diameter, and the cone shape hole in the present embodiment is 2, and the ring-type tapering of this cone shape hole is 1 °-3 °.In above-mentioned a plurality of cone shape holes, the internal diameter of cone shape hole 3-4 that near tail end is the sebific duct insertion end is greater than being adjacent and away from the internal diameter of the cone shape hole 3-3 of tail end; And in same cone shape hole, directly little near a stomidium of tail end than the other end aperture away from tail end.The inner circumferential surface of above-mentioned cone shape hole is along the circumferential direction a plurality of annular groove shaped of arranging, and this annular groove shaped can be corrugated, channel shaped or triangular groove shape etc.This resistance to plucking takes off the attachment portion and is being respectively equipped with 1-2 big hole for injecting glue 3-6,3-7 with the corresponding position of each cone shape hole; When taking off the attachment portion, the resistance to plucking of itself and sebific duct end forms when being connected, can in the gap between the two, fill by above-mentioned big hole for injecting glue and connect resin, thereby make the two form the high strength annexation of heatproof resin hot setting, reach the purpose of taking off in conjunction with firm stable, resistance to plucking.The outer peripheral surface of this metal joint tail end is that tapering is 3 °-10 ° gradient inclined-plane, and this structure is convenient to be connected with the transition of rubber tube body; Also be provided with 3-8 equally distributed correction hole 3-8 on same circumference at its tail end, in the present embodiment be 4, rise and adjust wobbler action.
The inner chamber of metal joint is similar to the form structure of sebific duct end, helps forming between the two suitable being connected like this.For different pressure requirements, can adjust internal diameter, the external diameter of metal joint and be connected length.
Fig. 2 is the axial section of the another kind of structure of the utility model:
This outer connector is a fixed flange 3-9.This fixed flange and metal joint 3 directly one are processed as overall structure, also fixed flange 3-9 can be welded on the metal joint.Other structure of present embodiment is identical with a last embodiment.
Metal joint is the vitals that connects sebific duct and drilling equipment, and its inner chamber can be connected with the sebific duct end, and at the outer connector that its outer connection part is provided with, for example moving flange plate, fixed flange or union etc. can connect drilling equipment.
The high-pressure rubber pipe metal joint not only can be connected with grout hose with the fire-resistant hydralic hose that uses on the marine drilling platform, but also can be applied on high pressure that land, offshore oil probing and extraction industry use, the superhigh-pressure boring hose.
Claims (9)
1, a kind of high-pressure rubber pipe metal joint is characterized in that:
A, this metal joint (3) comprise that outer connection part (3-1), hermetic unit (3-2) and resistance to plucking take off attachment portion (3-3), (3-4);
Step is poroid ringwise for the inner chamber of the hermetic unit (3-2) of b, this metal joint, and it is being provided with little hole for injecting glue (3-5) with the corresponding position of above-mentioned inner bore of step;
The inner chamber that the resistance to plucking of c, this metal joint takes off the attachment portion is a plurality of continuous different cone shape holes of internal diameter; In above-mentioned a plurality of cone shape holes, near the internal diameter of the cone shape hole (3-4) of tail end greater than internal diameter away from the cone shape hole (3-3) of tail end; And in the same cone shape hole, littler near the stomidium footpath of tail end than the other end aperture; Its with each cone shape hole (3-3), (3-4) corresponding position, be respectively equipped with big hole for injecting glue (3-6), (3-7); The inner peripheral surface of above-mentioned cone shape hole is a plurality of annular groove shaped of along the circumferential direction arranging.
2, high-pressure rubber pipe metal joint according to claim 1, the outer connection part (3-1) that it is characterized in that described metal joint is provided with lap joint flange dish (1), and this lap joint flange dish is sleeved on the outer connection part (3-1) of metal joint by jump ring (2); On the outer peripheral surface of metal joint outer connection part, be respectively equipped with on the inner peripheral surface of lap joint flange dish to match and merge the two annular groove that links together with jump ring (2).
3, high-pressure rubber pipe metal joint according to claim 1, the outer connection part (3-1) that it is characterized in that described metal joint is provided with fixed flange (3-9), the outer connection part (3-1) of itself and the metal joint structure of can processing or be welded as a whole.
4, according to claim 1,2 or 3 described high-pressure rubber pipe metal joints, the outer peripheral surface that it is characterized in that described metal joint tail end is gradient inclined-plane, and its tapering is 3 °-10 °.
5, high-pressure rubber pipe metal joint according to claim 4 is characterized in that the tail end of described metal joint is provided with 3-8 equally distributed correction hole (3-8) on same circumference.
6, high-pressure rubber pipe metal joint according to claim 1 is characterized in that the little hole for injecting glue (3-5) that the hermetic unit (3-2) of described metal joint is provided with is 2-8, and it evenly distributes on same circumference.
7, that the inner circumferential surface that high-pressure rubber pipe metal joint according to claim 1, the resistance to plucking that it is characterized in that described metal joint take off the attachment portion can be is corrugated, channel shaped or triangular groove shape.
8, high-pressure rubber pipe metal joint according to claim 7, the resistance to plucking that it is characterized in that described metal joint take off the cone shape hole (3-3) that the attachment portion is provided with, the ring-type tapering of (3-4) is 1 °-3 °.
9, it can be 2-4 that high-pressure rubber pipe metal joint according to claim 8, the resistance to plucking that it is characterized in that described metal joint take off the big hole for injecting glue that the attachment portion is provided with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201873931U CN201237047Y (en) | 2008-08-08 | 2008-08-08 | Metal connector of high-pressure rubber hose |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201873931U CN201237047Y (en) | 2008-08-08 | 2008-08-08 | Metal connector of high-pressure rubber hose |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201237047Y true CN201237047Y (en) | 2009-05-13 |
Family
ID=40649778
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201873931U Expired - Lifetime CN201237047Y (en) | 2008-08-08 | 2008-08-08 | Metal connector of high-pressure rubber hose |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201237047Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102207197A (en) * | 2011-03-18 | 2011-10-05 | 北京北方专用车新技术发展有限公司 | Conical primary and secondary opening thread body sealing method for preventing liquid leakage |
| CN102620080A (en) * | 2012-04-19 | 2012-08-01 | 杭州欧佩亚海洋工程有限公司 | Lining pipe joint of marine oil pipeline |
-
2008
- 2008-08-08 CN CNU2008201873931U patent/CN201237047Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102207197A (en) * | 2011-03-18 | 2011-10-05 | 北京北方专用车新技术发展有限公司 | Conical primary and secondary opening thread body sealing method for preventing liquid leakage |
| CN102620080A (en) * | 2012-04-19 | 2012-08-01 | 杭州欧佩亚海洋工程有限公司 | Lining pipe joint of marine oil pipeline |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: LAIZHOU CITY YUELONG RUBBER AND PLASTIC SCIENCE CO Free format text: FORMER NAME: LAIZHOU CITY RUBBER AND PLASTIC FACTORY |
|
| CP03 | Change of name, title or address |
Address after: Shandong Laizhou City Ping Zhen residence, zip code: 261414 Patentee after: Laizhou Yuelong Rubber & Plastic Factory Address before: Shandong Laizhou City Ping Zhen residence, zip code: 261414 Patentee before: Laizhou City Plastic Factory |
|
| ASS | Succession or assignment of patent right |
Owner name: SHANDONG YUELONG RUBBER AND PLASTIC TECHNOLOGY CO. Free format text: FORMER OWNER: LAIZHOU YUELONG RUBBER AND PLASTIC TECHNOLOGY CO., LTD. Effective date: 20120911 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20120911 Address after: 261414 Laizhou, Shandong Ping Town resident Patentee after: Shandong Yuelong Rubber Plastic Technology Co., Ltd. Address before: 261414 Laizhou, Shandong Ping Town resident Patentee before: Laizhou Yuelong Rubber & Plastic Factory |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170327 Address after: 261414 Laizhou Province Ping Town, Shandong Patentee after: Shandong Yue long Rubber Co., Ltd. Address before: 261414 Laizhou, Shandong Ping Town resident Patentee before: Shandong Yuelong Rubber Plastic Technology Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180124 Address after: 261400 Yantai City, Shandong, Pingli Town, Laizhou City Patentee after: Shandong Yuelong Rubber Plastic Technology Co., Ltd. Address before: 261414 Laizhou Province Ping Town, Shandong Patentee before: Shandong Yue long Rubber Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090513 |