CN201827580U - U-shaped flange pipe joint used for ultra-high molecular polyethylene composite pipe - Google Patents
U-shaped flange pipe joint used for ultra-high molecular polyethylene composite pipe Download PDFInfo
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- CN201827580U CN201827580U CN2010201961107U CN201020196110U CN201827580U CN 201827580 U CN201827580 U CN 201827580U CN 2010201961107 U CN2010201961107 U CN 2010201961107U CN 201020196110 U CN201020196110 U CN 201020196110U CN 201827580 U CN201827580 U CN 201827580U
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- steel band
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- high molecular
- pipe
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Abstract
The utility model discloses a U-shaped flange pipe joint used for an ultra-high molecular polyethylene composite pipe belonging to the technical field of pipe connection parts. The utility model comprises a shrinking sleeve, a steel band cover, a lining, a locking screw, an O-shaped sealing ring, a steel ferrule, and a filling layer. The shrinking sleeve is disposed between the steel band and the lining, which is disposed in a cavity formed by the steel band, the shrinking sleeve, the locking screw and the steel ferrule. The steel band cover is sleeved on the steel band, and is disposed on the U-shaped flange orifice of first pipe, the U-shaped flange orifice of the second pipe, and the outside of the locking screw. The locking screw is disposed between the shrinking sleeve and the steel band cover. The filling layer is disposed on the surfaces of the U-shaped flanges of the first pipe and of the second pipe, which are in a butt joint. By using the utility model, the costs can be reduced by 20%, the pressure bearing capability can reach more than 6MPa, and the anti-stretch yield strength can reach more than 6MPa. The U-shaped flange pipe joint used for ultra-high molecular polyethylene composite pipe has advantages of strong corrosion resistance, reliable connection, and long service lifetime.
Description
Technical field
The utility model relates to a kind of ultra-high molecular weight polyethylene composite pipe and connects with U type flange pipe joint, belongs to the pipe joint technical field, is mainly used in oil, chemical industry transfer line.
Background technique
Oil, chemical industry transfer line are in continuous operation working state, oil that is transported or chemical medium contain various corrosivity oil bodies, liquid or gas, inflammable, explosive, volatile, easy leakage, because of leakage can cause severe contamination to environment, for make oil, chemical industry transfer line floor space little, save the soil, reduce the transfer line construction cost, realization greenization transportation has proposed strict more technical requirements to wear resistant corrosion resistant, sealability and the reliability of pipe joint.Pipe joint structure designed in the prior art can't satisfy above-mentioned technical requirements, remains oil, chemical industry transfer line pipe joint are further improved.
Summary of the invention
The purpose of this utility model is to overcome the deficiency in the existing pipe joint technology, and a kind of " ultra-high molecular weight polyethylene composite pipe connects with U type flange pipe joint " is provided.This pipe joint have reasonable in design, energy-conservation, cost is low, manufacturing process is simple, installation is easy to connect, good seal performance, advantage that bearing capacity is strong, be a kind of decay resistance strong, connect ultra-high molecular weight polyethylene composite pipe reliable, long service life and connect with U type flange pipe joint.
To achieve these goals, the utility model is achieved through the following technical solutions: a kind of ultra-high molecular weight polyethylene composite pipe connects with U type flange pipe joint, includes shrink sleeve, steel band cover, lining, locking nut, O RunddichtringO, steel cutting ferrule, packed layer.Described shrink sleeve places between steel band and the lining, and described lining places by in steel band, shrink sleeve, locking nut and the formed cavity of steel cutting ferrule; The described steel band enclosure on steel band, the inner side surface kissing at its outer side surface and body U type flange position
Close; Described steel cutting ferrule is arranged at the outside of first body and the second body U type flange mouth of pipe and locking nut, and its center is corresponding with the center line of first body, the second body interface; Described locking nut places between shrink sleeve and the steel cutting ferrule; Described packed layer places first body, the second body U type flange interface position, and packed layer is silicon resin glue or one pack system resin glue.
Outer side surface central position at described steel cutting ferrule is provided with the trapezoidal shape groove, and the two ends, side are symmetrically arranged with seal groove within it, and the O RunddichtringO places in the seal groove, coincide with tube wall.
Inner side surface at described steel cutting ferrule two ends is provided with and the corresponding internal thread of locking nut outside thread.
Its used material of described shrink sleeve, steel band cover, lining and steel cutting ferrule is a carbon steel.
The utility model is compared with existing tubing connecting tube joint has following advantage:
This pipe joint have reasonable in design, energy-conservation, cost is low, manufacturing process is simple, installation is easy to connect, good seal performance, advantage that bearing capacity is strong, is that a kind of decay resistance ultra-high molecular weight polyethylene composite pipe strong, that connect reliable long service life connects with U type flange pipe joint.
2. place the steel band outside and coincide, be enclosed within annular shrink sleeve on the body with lining because of being provided with, inject packed layer at body 1, body 2U type flange interface position again simultaneously, further also be symmetrically arranged with seal ring at steel cutting ferrule inner side surface, with the multiple-sealed structure of the identical formation of tube wall, sealing effect is excellent, effectively prevent entering of various source of corrosion, guaranteed that lining, steel band and body are not corroded, prolonged pipeline working life;
3. the invar band places between lining and the body U type flange, and steel band is tightly locked by lining and U type flange inwall, has effectively improved the pipeline tensile yield strength, and tensile yield strength can reach more than the 5MPa;
4. adopt bolton because of the utility model during the pipeline connection, need not thermal source, need not main equipment, work under the normal temperature operating mode, installation and maintenance are extremely convenient, because of this pipe joint is a U type flange pipe joint structure, make the transfer line floor space little, save the soil, can reduce overall cost 20%.
Description of drawings
Fig. 1 is a sectional structure schematic representation of the present utility model.
Among the figure: 1. first body, 2. second body, 3. steel band, 4. shrink sleeve, 5. steel band cover, 6. lining, 7. locking nut, 8.O RunddichtringO, 9. steel cutting ferrule, 10, packed layer, 11. screw holes, 12. grooves, 13. seal grooves.
Embodiment
Below by non-limiting example, further set forth the utility model, understand the utility model.
Embodiment
The utility model as shown in Figure 1, this ultra-high molecular weight polyethylene composite pipe connects with U type flange pipe joint, includes shrink sleeve, steel band cover, lining, locking nut, O RunddichtringO, steel cutting ferrule, packed layer.Described shrink sleeve places between steel band and the lining, and described lining places by in steel band, shrink sleeve, locking nut and the formed cavity of steel cutting ferrule; The described steel band enclosure is on steel band, and the inner side surface at its outer side surface and body U type flange position matches, and the steel band cover is by the mould shaped by fluid pressure; Described steel cutting ferrule is arranged at the outside of first body and the second body U type flange mouth of pipe and locking nut by the machining moulding, and its center is corresponding with the center line of first body, the second body interface; Described locking nut places between shrink sleeve and the steel cutting ferrule; Described packed layer places first body, the second body U type flange interface position, and packed layer is silicon resin glue or one pack system resin glue, and packed layer injects with the glue rifle.
Outer side surface central position at described steel cutting ferrule is provided with the trapezoidal shape groove, and the two ends, side are symmetrically arranged with seal groove within it, and the O RunddichtringO places in the seal groove, coincide with tube wall.
Inner side surface at described steel cutting ferrule two ends is provided with and the corresponding internal thread of locking nut outside thread.
Its used material of described shrink sleeve, steel band cover, lining and steel cutting ferrule is No. 20 steel, and the used material of steel band is the Q235 steel.
When the connection body is installed, earlier put locking nut on body, back sleeve bushing is earlier to steel band flanger U type flange, put the steel band cover with squeezing unit, next step is that body is carried out U type flange, then the steel cutting ferrule is enclosed within on first body or second body, injects packed layer with the glue rifle on first body and the second body interface, dock two bodys, first body and second body are coincide locate, lock the two ends locking nut at last simultaneously, finish piping erection.
In sum, the utility model is compared with existing tubing tube connector joint can reduce cost 20%, and bearing capacity can reach more than the 6MPa, and tensile yield strength can reach more than the 6MPa. This pipe joint have reasonable in design, energy-conservation, cost is low, manufacturing process is simple, it is easy to connect to install, good seal performance, advantage that bearing capacity is strong, be that a kind of decay resistance is strong, connection is reliable, the ultra-high molecular weight polyethylene composite pipe of long service life connects with U-shaped flange pipe joint.
Claims (5)
1. a ultra-high molecular weight polyethylene composite pipe connects with U type flange pipe joint, it is characterized in that, include shrink sleeve (4), steel band cover (5), lining (6), locking nut (7), O RunddichtringO (8), steel cutting ferrule (9), packed layer (10), described shrink sleeve (4) places between steel band (3) and the lining (6), described lining (6) places by steel band (3), shrink sleeve (4), in locking nut (7) and the formed cavity of steel cutting ferrule (9), described steel band cover (5) is enclosed within on the steel band (3), the inner side surface at its outer side surface and body U type flange position matches, described steel cutting ferrule (9) is arranged at the outside of first body and the second body U type flange mouth of pipe and locking nut (7), its center and first body, the center line of the second body interface is corresponding, described locking nut (7) places between shrink sleeve (4) and the steel cutting ferrule (9), and described packed layer (10) places first body, the second body U type flange interface position.
2. a kind of ultra-high molecular weight polyethylene composite pipe according to claim 1 connects with U type flange pipe joint, it is characterized in that, be provided with trapezoidal shape groove (10) in the outer side surface central position of described steel cutting ferrule (9), the two ends, side are symmetrically arranged with seal groove (13) within it, O RunddichtringO (8) places in the seal groove (13), coincide with tube wall.
3. a kind of ultra-high molecular weight polyethylene composite pipe according to claim 1 connects with U type flange pipe joint, it is characterized in that the inner side surface at described steel cutting ferrule (9) two ends is provided with and the corresponding internal thread of locking nut (7) outside thread.
4. a kind of ultra-high molecular weight polyethylene composite pipe according to claim 1 connects with U type flange pipe joint, it is characterized in that described packed layer (10) is silicon resin glue or one pack system resin glue.
5. a kind of ultra-high molecular weight polyethylene composite pipe according to claim 1 connects with U type flange pipe joint, it is characterized in that its shrink sleeve (4), steel band cover (5), lining (6) and its used material of steel cutting ferrule (9) are carbon steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201961107U CN201827580U (en) | 2010-05-13 | 2010-05-13 | U-shaped flange pipe joint used for ultra-high molecular polyethylene composite pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201961107U CN201827580U (en) | 2010-05-13 | 2010-05-13 | U-shaped flange pipe joint used for ultra-high molecular polyethylene composite pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201827580U true CN201827580U (en) | 2011-05-11 |
Family
ID=43966114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201961107U Expired - Fee Related CN201827580U (en) | 2010-05-13 | 2010-05-13 | U-shaped flange pipe joint used for ultra-high molecular polyethylene composite pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201827580U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110817487A (en) * | 2019-11-28 | 2020-02-21 | 中铁建华南建设有限公司 | Powder pumping system and connecting device thereof |
-
2010
- 2010-05-13 CN CN2010201961107U patent/CN201827580U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110817487A (en) * | 2019-11-28 | 2020-02-21 | 中铁建华南建设有限公司 | Powder pumping system and connecting device thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110511 Termination date: 20150513 |
|
| EXPY | Termination of patent right or utility model |