CN201858476U - Ultra-high molecular weight polyethylene expansion joint for composite metal plastic pipes - Google Patents
Ultra-high molecular weight polyethylene expansion joint for composite metal plastic pipes Download PDFInfo
- Publication number
- CN201858476U CN201858476U CN2010206067854U CN201020606785U CN201858476U CN 201858476 U CN201858476 U CN 201858476U CN 2010206067854 U CN2010206067854 U CN 2010206067854U CN 201020606785 U CN201020606785 U CN 201020606785U CN 201858476 U CN201858476 U CN 201858476U
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- Prior art keywords
- ultra
- molecular weight
- high molecular
- weight polyethylene
- quill
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- 239000004699 Ultra-high molecular weight polyethylene Substances 0.000 title claims abstract description 42
- 229920000785 ultra high molecular weight polyethylene Polymers 0.000 title claims abstract description 42
- 229920003023 plastic Polymers 0.000 title claims abstract description 23
- 239000004033 plastic Substances 0.000 title claims abstract description 23
- 239000002131 composite material Substances 0.000 title claims abstract description 21
- 239000002184 metal Substances 0.000 title claims abstract description 21
- 230000007704 transition Effects 0.000 claims description 2
- 230000007797 corrosion Effects 0.000 abstract description 5
- 238000005260 corrosion Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000008602 contraction Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The utility model belongs to fittings for composite metal plastic pipes, and relates to an ultra-high molecular weight polyethylene expansion joint for composite metal plastic pipes, in particular to an expansion joint for a composite metal plastic pipe, which is characterized by comprising an ultra-high molecular weight polyethylene expansion pipe (1), a left movable sleeve (5) and a right movable sleeve (2). Two ends of the ultra-high molecular weight polyethylene expansion pipe (1) project outward, the left movable sleeve (5) and the right movable sleeve (2) are sleeved outside the ultra-high molecular weight polyethylene expansion pipe (1), the left end of the left movable sleeve (5) and the right end of the right movable sleeve (2) are respectively provided with a left connecting flange (6) and a right connecting flange (8), and a limiting device is disposed between the left movable sleeve (5) and the right movable sleeve (2). The ultra-high molecular weight polyethylene expansion joint solves the problems of pressure withstanding, wear resistance, corrosion resistance and ease in scaling, and also is simple in manufacture, while service life of the expansion joint is prolonged greatly.
Description
Technical field
The utility model belongs to the auxiliary equipment of composite metal plastic pipe, is specifically related to the slip joint that uses in a kind of composite metal plastic pipe, and this slip joint is as stress buffer spare, during the pipeline that can be widely used in fields such as metallurgy, mine, chemical industry, electric power connects.
Background technique
Slip joint mainly contains types such as pipeline expansion joint, expansion joint, compensator, its mainly act on be the compensation extraction duct axially, the distortion of expanding with heat and contract with cold radially.Because steel pipe and plastic tube are flexible inconsistent in the composite metal plastic pipe, cause long-distance pipe need bear big internal stress, main employing is that flip sleeve or the ripple type that has dynamic seal apparatus is flexible coupling at present, these two kinds of structure requirement on machining accuracy height, make complicated, frequent flexible in fatigue damage fast, be not suitable for requiring occasion wear-resisting, corrosion-resistant, easy fouling especially.Ultra-high molecular weight polyethylene slip joint of the present utility model is not only withstand voltage, wear-resisting, corrosion-resistant, less scaling, and makes simply, and improve working life greatly.
The model utility content
The technical problems to be solved in the utility model is: overcome the deficiencies in the prior art, provide a kind of and can effectively solve common slip joint and bear the flexible fatigue failure problem of bringing of frequent pipeline, be more suitable for the ultra-high molecular weight polyethylene slip joint that is used for composite metal plastic pipe of corrosivity, abrasiveness, fouling tendency medium transport.
The technological scheme that its technical problem that solves the utility model adopts is: this is used for the ultra-high molecular weight polyethylene slip joint of composite metal plastic pipe, it is characterized in that: comprise ultra-high molecular weight polyethylene telescopic pipe and left and right quill, described ultra-high molecular weight polyethylene telescopic pipe two ends outwards are provided with projection, described left and right quill is sleeved on the ultra-high molecular weight polyethylene telescopic pipe outside, left side quill left end and right quill right-hand member are respectively equipped with left and right adpting flange, are provided with limit stoper between the left and right quill.
Described left and right quill is sleeved on the ultra-high molecular weight polyethylene telescopic pipe outside successively, and left quill right-hand member transition fit is inserted in the right quill.
Described left quill right-hand member is processed with the arc round angle of R2～R5 by inwall to outer wall.The effect of arc round angle is when the radial expansion of ultra-high molecular weight polyethylene telescopic pipe, and steel pipe can not form its cutting damage.The arc round angle size increases with thickness of steel pipe.
Described left quill length is less than right quill length 10～40mm.
Described limit stoper is made up of caging bolt and left and right spacing flange, the left limit flange is fixed on left quill left side, apart from its adpting flange 30～50mm place, right limit flange correspondence is fixed on right quill left end, and caging bolt is installed in the bolt hole of the spacing flange in the left and right sides.
When the contraction of ultra-high molecular weight polyethylene telescopic pipe, when expanding, limit stoper guarantees that extending amount is in scope of design.
The spacing length of described caging bolt is 80～150mm.
Left and right quill material is the fixed length steel pipe, the ultra-high molecular weight polyethylene telescopic pipe that is built in the left and right quill is extruded or molding and forming by the polyvinyl resin with super-high molecular weight of molecular weight more than 2,500,000, because ultra-high molecular weight polyethylene has good ductility, can elongate to self three times and do not rupture, simultaneously, there is the gap in ultra-high molecular weight polyethylene telescopic pipe and the left and right quill, all right radial expansion is so its extending amount can satisfy the designing requirement of composite metal plastic pipe fully.The two ends flange of ultra-high molecular weight polyethylene telescopic pipe forms projection, and the flange place abuts in the adpting flange end of left and right quill, realizes being connected with Outer Tube.
The utility model is simple in structure, installs easy to make.Utilize ultra-high molecular weight polyethylene to have excellent telescopicing performance, efficiently solve in the existing composite metal plastic pipe steel pipe and plastic tube and stretch inconsistently, cause long-distance pipe to bear the internal stress problem; Particularly solve common slip joint and born the flexible fatigue failure problem of bringing of frequent pipeline.Utilize ultra-high molecular weight polyethylene have excellent wear-resisting, corrosion-resistant, do not stick together, performance such as non-scaling, solved the problem of the anti-various Korrosionsmediums of common slip joint in using, abrasiveness medium, fouling tendency medium.Slip joint improves working life greatly.
Description of drawings
Fig. 1 is the utility model sectional structure schematic representation.
Wherein: 1, ultra-high molecular weight polyethylene telescopic pipe 2, right quill 3, right limit flange 4, left limit flange 5, left quill 6, left adpting flange 7, caging bolt 8 right adpting flanges.
Fig. 1 is a kind of most preferred embodiment that is used for the ultra-high molecular weight polyethylene slip joint of composite metal plastic pipe of the utility model, is described further below in conjunction with 1 pair of the utility model of accompanying drawing:
Embodiment:
With reference to accompanying drawing 1:
A kind of ultra-high molecular weight polyethylene slip joint that is used for composite metal plastic pipe of the utility model, comprise ultra-high molecular weight polyethylene telescopic pipe 1 and left and right quill 5,2, described ultra-high molecular weight polyethylene telescopic pipe 1 two ends outwards are provided with projection, left and right quill 5,2 is sleeved on ultra-high molecular weight polyethylene telescopic pipe 1 outside successively, and left quill 5 right-hand members insert in the right quill 2.Left side quill 5 length are less than right quill 2 length 10～40mm.Left side quill 5 right-hand members are processed with the arc round angle of R2～R5 by inwall to outer wall.Left side quill 5 left ends and right quill 2 right-hand members are respectively equipped with left and right adpting flange 6,8, are provided with limit stoper between the left and right quill 5,2.Limit stoper is made up of caging bolt 7 and left and right spacing flange 4,3, the left limit flange is fixed on left quill left side, apart from adpting flange 30～50mm place, right limit flange 3 correspondences are fixed on right quill 2 left ends, four caging bolts 7 are installed in respectively in four bolts hole of left and right spacing flange 4,3, determine that according to the design extending amount maximum spacing scope is 80～150mm.
Working principle and working procedure are as follows:
At first caging bolt 7 is fixed on spacing length 80～150mm place, length between left and right quill 5,2 exterior edge faces when measuring this position, determine the length of ultra-high molecular weight polyethylene telescopic pipe 1 according to this length, ultra-high molecular weight polyethylene telescopic pipe 1 earlier through extrude or the injection moulding mode prefabricated, insert that the two ends flange gets final product in the sleeve.According to the requirement of pipeline integral telescopic amount, whenever keeping at a certain distance away was provided with a slip joint, when pipeline extends when this slip joint used, this slip joint is elongated in spacing scope automatically, when pipeline shrank, this slip joint was compressed resilience again in spacing scope, realized Telescopic.
Above production method is simple and easy to do, mainly is the exclusive telescopicing performance of performance ultra-high molecular weight polyethylene telescopic pipe 1, realizes the compensation of expanding with heat and contract with cold.Since ultra-high molecular weight polyethylene have excellent withstand voltage, wear-resisting, corrosion-resistant, do not stick together, the non-scaling performance, so be particularly suitable in the middle of the composite metal plastic pipe of special media.
The above, it only is preferred embodiment of the present utility model, be not to be the restriction of the utility model being made other form, any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified as the equivalent embodiment of equivalent variations.But every technical solutions of the utility model content that do not break away to any simple modification, equivalent variations and remodeling that above embodiment did, still belongs to the protection domain of technical solutions of the utility model according to technical spirit of the present utility model.
Claims (6)
1. ultra-high molecular weight polyethylene slip joint that is used for composite metal plastic pipe, it is characterized in that: comprise ultra-high molecular weight polyethylene telescopic pipe (1) and left and right quill (5,2), described ultra-high molecular weight polyethylene telescopic pipe (1) two ends outwards are provided with projection, described left and right quill (5,2) is sleeved on ultra-high molecular weight polyethylene telescopic pipe (1) outside, left side quill (5) left end and right quill (2) right-hand member are respectively equipped with left and right adpting flange (6,8), be provided with limit stoper between the left and right quill (5,2).
2. a kind of ultra-high molecular weight polyethylene slip joint that is used for composite metal plastic pipe according to claim 1, it is characterized in that: described left and right quill (5,2) is sleeved on ultra-high molecular weight polyethylene telescopic pipe (1) outside successively, and left quill (5) right-hand member inserts in the right quill (2) by transition fit.
3. a kind of ultra-high molecular weight polyethylene slip joint that is used for composite metal plastic pipe according to claim 1 and 2 is characterized in that: described left quill (5) right-hand member is processed with the arc round angle of R2～R5 by inwall to outer wall.
4. a kind of ultra-high molecular weight polyethylene slip joint that is used for composite metal plastic pipe according to claim 1 and 2 is characterized in that: described left quill (5) length is than the little 10～40mm of right quill (2) length.
5. a kind of ultra-high molecular weight polyethylene slip joint that is used for composite metal plastic pipe according to claim 1, it is characterized in that: described limit stoper is made up of caging bolt (7) and left and right spacing flange (4,3), left limit flange (4) is fixed on left quill (5) left side, apart from adpting flange (6) 30～50mm places, right limit flange (3) correspondence is fixed on right quill (2) left end, and caging bolt (7) is installed in the bolt hole of left and right spacing flange (4,3).
6. a kind of ultra-high molecular weight polyethylene slip joint that is used for composite metal plastic pipe according to claim 5, it is characterized in that: the spacing length of described caging bolt (7) is 80～150mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206067854U CN201858476U (en) | 2010-11-15 | 2010-11-15 | Ultra-high molecular weight polyethylene expansion joint for composite metal plastic pipes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206067854U CN201858476U (en) | 2010-11-15 | 2010-11-15 | Ultra-high molecular weight polyethylene expansion joint for composite metal plastic pipes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201858476U true CN201858476U (en) | 2011-06-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206067854U Expired - Lifetime CN201858476U (en) | 2010-11-15 | 2010-11-15 | Ultra-high molecular weight polyethylene expansion joint for composite metal plastic pipes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201858476U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10066771B2 (en) | 2014-01-08 | 2018-09-04 | Garlock Sealing Technologies, Llc | Wearable rubber parts for fluid handling services including a polyurethane inner layer |
-
2010
- 2010-11-15 CN CN2010206067854U patent/CN201858476U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10066771B2 (en) | 2014-01-08 | 2018-09-04 | Garlock Sealing Technologies, Llc | Wearable rubber parts for fluid handling services including a polyurethane inner layer |
| US10400926B2 (en) | 2014-01-08 | 2019-09-03 | Garlock Sealing Technologies, Llc | Wearable rubber parts for fluid handling services including a polyurethane inner layer |
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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 | ||
| CP03 | Change of name, title or address |
Address after: Zhangdian Fu Jia Zhen Yi Cun Fu Shan 255063 Shandong city of Zibo Province Patentee after: SHANDONG DIHAO WEAR-RESISTING PIPE Co.,Ltd. Address before: 255000, Zibo City, Shandong province Zhangdian Fu town Shandong Di wear-resistant pipe Co., Ltd. Patentee before: Shandong Dihao Wear Resistant Pipeline Co.,Ltd. |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Ultra-high molecular weight polyethylene expansion joint for composite metal plastic pipes Effective date of registration: 20140925 Granted publication date: 20110608 Pledgee: Small enterprise financial service center of qishang Bank Co.,Ltd. Pledgor: SHANDONG DIHAO WEAR-RESISTING PIPE Co.,Ltd. Registration number: 2014370000019 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20160407 Granted publication date: 20110608 Pledgee: Small enterprise financial service center of qishang Bank Co.,Ltd. Pledgor: SHANDONG DIHAO WEAR-RESISTING PIPE Co.,Ltd. Registration number: 2014370000019 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Ultra-high molecular weight polyethylene expansion joint for composite metal plastic pipes Effective date of registration: 20180517 Granted publication date: 20110608 Pledgee: Zibo Xinrun financing Company limited by guarantee Pledgor: SHANDONG DIHAO WEAR-RESISTING PIPE Co.,Ltd. Registration number: 2018370000088 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20190319 Granted publication date: 20110608 Pledgee: Zibo Xinrun financing Company limited by guarantee Pledgor: SHANDONG DIHAO WEAR-RESISTING PIPE Co.,Ltd. Registration number: 2018370000088 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Ultra-high molecular weight polyethylene expansion joint for composite metal plastic pipes Effective date of registration: 20200217 Granted publication date: 20110608 Pledgee: Zibo Xinrun financing Company limited by guarantee Pledgor: SHANDONG DIHAO WEAR-RESISTING PIPE Co.,Ltd. Registration number: Y2020980000250 |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110608 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230201 Granted publication date: 20110608 Pledgee: Zibo Xinrun financing Company limited by guarantee Pledgor: SHANDONG DIHAO WEAR-RESISTING PIPE Co.,Ltd. Registration number: Y2020980000250 |