CN220727503U - Tight composite device for ultra-high molecular weight polyethylene composite elbow lining - Google Patents
Tight composite device for ultra-high molecular weight polyethylene composite elbow lining Download PDFInfo
- Publication number
- CN220727503U CN220727503U CN202322494424.5U CN202322494424U CN220727503U CN 220727503 U CN220727503 U CN 220727503U CN 202322494424 U CN202322494424 U CN 202322494424U CN 220727503 U CN220727503 U CN 220727503U
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- Prior art keywords
- elbow
- composite
- ultra
- molecular weight
- high molecular
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- 239000002131 composite material Substances 0.000 title claims abstract description 39
- 239000004699 Ultra-high molecular weight polyethylene Substances 0.000 title claims abstract description 15
- 229920000785 ultra high molecular weight polyethylene Polymers 0.000 title claims abstract description 15
- 238000007789 sealing Methods 0.000 claims abstract description 42
- 150000001875 compounds Chemical class 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims description 5
- 210000004907 gland Anatomy 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 11
- 239000012535 impurity Substances 0.000 abstract description 7
- 238000012423 maintenance Methods 0.000 abstract description 4
- 238000013329 compounding Methods 0.000 abstract 2
- 229910000831 Steel Inorganic materials 0.000 description 10
- 239000010959 steel Substances 0.000 description 10
- 229920001903 high density polyethylene Polymers 0.000 description 6
- 239000004700 high-density polyethylene Substances 0.000 description 6
- 210000001503 joint Anatomy 0.000 description 6
- 230000008859 change Effects 0.000 description 5
- 229920003023 plastic Polymers 0.000 description 5
- 239000004033 plastic Substances 0.000 description 5
- 238000001914 filtration Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Branch Pipes, Bends, And The Like (AREA)
Abstract
The utility model discloses an ultra-high molecular weight polyethylene composite elbow lining compact compounding device, which comprises an elbow, wherein the inner wall of the elbow is fixedly connected with a composite pipe, the end part of the elbow is fixedly welded with a right flange, the inside of the right flange is provided with an opening, the inside of the opening is sleeved with a screw, the outer side of the screw is sleeved with a sealing ring, one side of the sealing ring is tightly pressed with a left flange, the ultra-high molecular weight polyethylene composite elbow lining compact compounding device is convenient and quick to detach bolts outwards through rotating loose nuts, so that the elbow loses constraint, the elbow is quickly and upwardly moved to be quickly detached for maintenance and replacement, the design of a flat-mouth structure at the end part of the elbow is not required to be in clamping sleeve with the inside of a connecting pipe, and therefore the elbow can be conveniently and upwardly moved and detached for replacement; through turning the tightening bolt, drive sealed pad and compress tightly the supporting seat, the fixed filter sleeve of easy to assemble, the design of filter sleeve can filter the inside rivers of elbow, prevents that impurity card from going into the water valve switch, causes equipment trouble.
Description
Technical Field
The utility model relates to the technical field of elbow devices, in particular to an ultra-high molecular weight polyethylene composite elbow lining compact composite device.
Background
In oilfield production, the medium conveyed by the pipeline is mainly oil, water and gas, the conveying medium has high pressure and strong corrosiveness, and a large number of phenomena such as corrosion, perforation and damage exist commonly after years of operation, so that normal production of the oilfield is affected, and great potential safety hazards exist. Aiming at the problems of frequent perforation of old pipelines, high maintenance difficulty, high cost for replacing new pipelines, long construction period, great construction difficulty and complexity caused by the relationship of workers and farmers, and the like, the non-excavation pipeline lining repair technology is innovatively researched and developed, HDPE (high-density polyethylene) pipes are added in pipelines to be repaired to form lining pipes, and obvious effects and economic benefits are obtained in oilfield application.
At present, the prior utility model forms a composite elbow structure of a pipe-in-pipe, and realizes that an oilfield conveying pipeline is repaired in a lining pipe mode and then is in sealing connection with an original pipeline or a pipeline fitting through the elbow structure; the sealing flange and the limiting ring form a sealing connection structure of the steel-plastic composite pipe elbow, the pipe wall thickness of the joint is increased, the butt joint of the joint is complete and accurate, multi-layer sealing is carried out, and the sealing effect is good.
For example, the chinese patent with publication number CN218326801U discloses a steel-plastic composite lining elbow, which comprises a steel pipe elbow and an HDPE pipe, the HDPE pipe extends into the steel pipe elbow through a reducing machine and a tractor to form a steel-plastic composite pipe elbow, the length of the HDPE pipe is greater than that of the steel pipe elbow, a sealing flange is arranged at the periphery of the part of the HDPE pipe exposed out of the steel pipe elbow, a limiting ring is arranged at the periphery of the sealing flange, and the sealing flange and the limiting ring form a sealing connection structure of the steel-plastic composite pipe elbow. However, when the steel-plastic composite lining elbow is installed, the limiting ring is required to be clamped with the connecting pipe, and the structural design of the sealing flange causes inconvenience in quick disassembly and replacement of the steel pipe elbow and inconvenience in filtering water flow in the steel pipe elbow.
According to the scheme disclosed in the prior patent document, the steel pipe elbow is inconvenient to disassemble, assemble and replace, and water flow in the steel pipe elbow is inconvenient to filter, so that improvement of the prior art is needed.
Disclosure of Invention
The utility model aims to provide a tight composite device for an inner liner of an ultra-high molecular weight polyethylene composite elbow, which aims to solve the problems that a steel pipe elbow is inconvenient to assemble, disassemble and replace quickly and water flow in the steel pipe elbow is inconvenient to filter.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a compound elbow inside lining compact compound device of ultra high molecular weight polyethylene, includes the elbow, the inner wall fixedly connected with composite tube of elbow, the tip fixed welding of elbow has right flange, the inside of right flange is provided with the opening, the screw has been cup jointed to the inside of open-ended, the sealing washer has been cup jointed in the outside of screw, one side of sealing washer compresses tightly has left flange, one side fixed welding of elbow has the supporting seat, there is the bolt inside of supporting seat through threaded connection, one side of supporting seat compresses tightly there is sealed the pad, one end fixedly connected with filter mantle of bolt.
Preferably, the inside of sealing washer cup joints the elbow, the inside of left flange cup joints the screw, through rotating loose nut, makes things convenient for outwards demolish the bolt fast and makes the elbow lose the constraint to quick upward movement demolishs the elbow fast and maintains the change.
Preferably, one end of the screw is connected with a nut through a thread, a connecting pipe is fixedly welded in the left flange, an opening is formed in the sealing ring, one side of the left flange is tightly pressed against the nut, the connecting pipe is sleeved in the sealing ring, the design of the flat-mouth structure of the end part of the elbow is not required to be clamped with the inner clamping sleeve of the connecting pipe, and therefore the elbow can be conveniently moved upwards to be removed for replacement.
Preferably, the inside of right flange cup joints the screw, the inside of sealed pad cup joints the bolt, through rotating the tightening bolt, drives sealed pad and compresses tightly the supporting seat, and the fixed filter sleeve of easy to assemble.
Preferably, one side of right flange compresses tightly the sealing washer, the inside of left flange sets up the opening, the inside of compound pipe cup joints the filter mantle, and the design of filter mantle can filter the inside rivers of elbow, prevents that impurity card from going into the water valve switch, causes equipment trouble.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the elbow is sleeved in the sealing ring, the screw is sleeved in the left flange, and the bolt is conveniently and rapidly removed outwards by rotating the loose nut, so that the elbow is free of constraint, and the elbow is rapidly moved upwards to be rapidly removed for maintenance and replacement.
2. One end of the screw is connected with the nut through the thread, the connecting pipe is fixedly welded in the left flange, the opening is arranged in the sealing ring, one side of the left flange is tightly pressed against the nut, the connecting pipe is sleeved in the sealing ring, and the design of the flat-mouth structure at the end part of the elbow is not required to be clamped with the inner clamping sleeve of the connecting pipe, so that the elbow can be conveniently moved upwards to be removed for replacement.
3. According to the utility model, the screw is sleeved in the right flange, the bolt is sleeved in the sealing gasket, and the sealing gasket is driven to press the supporting seat by rotating the tightening bolt, so that the filter sleeve is convenient to install and fix.
4. According to the utility model, one side of the right flange is tightly pressed against the sealing ring, the opening is arranged in the left flange, the filter sleeve is sleeved in the composite pipe, and the design of the filter sleeve can filter water flow in the elbow, so that impurities are prevented from being blocked into the water valve switch to cause equipment failure.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is an enlarged right-side view of the right flange of the present utility model;
fig. 3 is an enlarged right-side view of the seal ring of the present utility model.
In the figure: 1 elbow, 11 composite pipe, 12 right flange, 13 opening, 14 screw, 15 sealing washer, 16 left flange, 17 nut, 18 connecting pipe, 2 supporting seat, 21 bolt, 22 sealing gasket, 23 filter sleeve.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
Referring to fig. 1-3, an ultra-high molecular weight polyethylene composite elbow lining compact composite device in the drawings comprises an elbow 1, wherein a composite pipe 11 is fixedly connected to the inner wall of the elbow 1, a right flange 12 is fixedly welded at the end part of the elbow 1, an opening 13 is formed in the right flange 12, a screw 14 is sleeved in the opening 13, a sealing ring 15 is sleeved on the outer side of the screw 14, a left flange 16 is tightly pressed on one side of the sealing ring 15, a supporting seat 2 is fixedly welded on one side of the elbow 1, a bolt 21 is connected to the inner side of the supporting seat 2 through threads, a sealing gasket 22 is tightly pressed on one side of the supporting seat 2, and a filtering sleeve 23 is fixedly connected to one end of the bolt 21.
For convenient quick assembly disassembly changes elbow 1, elbow 1 is cup jointed to the inside of sealing washer 15, screw 14 is cup jointed to the inside of left flange 16, through rotating loose nut 17, make things convenient for outwards demolish bolt 21 so that elbow 1 loses the constraint, so that quick upward movement demolishs elbow 1 fast and maintains the change, screw 14's one end has nut 17 through threaded connection, the inside fixed welding of left flange 16 has connecting pipe 18, sealing washer 15's inside sets up opening 13, one side gland nut 17 of left flange 16, connecting pipe 18 is cup jointed to sealing washer 15's inside, elbow 1 tip plain end structure's design need not with the inside cutting ferrule of connecting pipe 18, thereby can conveniently upwards move demolish elbow 1 and change.
In this embodiment, through rotating the loose nut 17, conveniently and fast outwards demolish bolt 21 and make elbow 1 lose the constraint to quick upward movement demolishs elbow 1 fast and maintains the change, and the design of elbow 1 tip plain end structure need not with the inside cutting ferrule of connecting pipe 18, thereby can conveniently upwards move demolish elbow 1 and change.
Example 2
Referring to fig. 1-3, this embodiment further illustrates an embodiment 1, which is an ultra-high molecular weight polyethylene composite elbow liner compact composite device in the drawings, and includes an elbow 1, an inner wall of the elbow 1 is fixedly connected with a composite pipe 11, a right flange 12 is fixedly welded at an end of the elbow 1, an opening 13 is provided in the right flange 12, a screw 14 is sleeved in the opening 13, a sealing ring 15 is sleeved on an outer side of the screw 14, a left flange 16 is tightly pressed at one side of the sealing ring 15, a supporting seat 2 is fixedly welded at one side of the elbow 1, a bolt 21 is connected in the supporting seat 2 through threads, a sealing gasket 22 is tightly pressed at one side of the supporting seat 2, and a filtering sleeve 23 is fixedly connected at one end of the bolt 21.
For convenient filtration impurity, screw 14 is cup jointed to the inside of right flange 12, and bolt 21 is cup jointed to the inside of sealed pad 22, through rotating tightening bolt 21, drives sealed pad 22 and compresses tightly supporting seat 2, and fixed filter sleeve 23 is convenient to install, and the sealing washer 15 is compressed tightly to one side of right flange 12, and the inside of left flange 16 sets up opening 13, and filter sleeve 23 is cup jointed to the inside of compound pipe 11, and filter sleeve 23's design can filter elbow 1 inside rivers, prevents impurity card income water valve switch, causes the equipment trouble.
In this embodiment, through turning the tightening bolt 21, drive sealed pad 22 and compress tightly supporting seat 2, the fixed filter sleeve 23 of easy to assemble, the design of filter sleeve 23 can filter elbow 1 inside rivers, prevents that impurity card from going into the water valve switch, causes equipment trouble.
According to the tight composite device for the ultra-high molecular weight polyethylene composite elbow lining, the bolt 21 is conveniently and rapidly removed outwards through rotating the loose nut 17, so that the elbow 1 is free of constraint, the elbow 1 is rapidly moved upwards to be rapidly removed for maintenance and replacement, the design of a flat-mouth structure at the end part of the elbow 1 is not required to be clamped with the inner clamping sleeve of the connecting pipe 18, and the elbow 1 can be conveniently moved upwards to be removed for replacement; through turning the tightening bolt 21, drive sealed pad 22 and compress tightly supporting seat 2, the fixed filter sleeve 23 of easy to assemble, the design of filter sleeve 23 can filter elbow 1 inside rivers, prevents that impurity card from going into the water valve switch, causes equipment trouble.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a compound elbow inside lining compact composite device of ultra high molecular weight polyethylene, includes elbow (1), its characterized in that: the inner wall fixedly connected with composite pipe (11) of elbow (1), the fixed welding of tip of elbow (1) has right flange (12), the inside of right flange (12) is provided with opening (13), screw (14) have been cup jointed to the inside of opening (13), sealing washer (15) have been cup jointed in the outside of screw (14), one side of sealing washer (15) compresses tightly has left flange (16), one side of elbow (1) fixedly welded with supporting seat (2), there is bolt (21) in the inside of supporting seat (2) through threaded connection, one side of supporting seat (2) compresses tightly there is sealed pad (22), one end fixedly connected with filter mantle (23) of bolt (21).
2. The tight composite device of ultra-high molecular weight polyethylene composite elbow liners according to claim 1, wherein: the inside of sealing washer (15) cup joints elbow (1), the inside of left flange (16) cup joints screw (14).
3. The tight composite device of ultra-high molecular weight polyethylene composite elbow liners according to claim 1, wherein: one end of screw (14) has nut (17) through threaded connection, the inside fixed welding of left flange (16) has connecting pipe (18), the inside of sealing washer (15) sets up opening (13), one side gland nut (17) of left flange (16), connecting pipe (18) are cup jointed to the inside of sealing washer (15).
4. The tight composite device of ultra-high molecular weight polyethylene composite elbow liners according to claim 1, wherein: the inside of right flange (12) cup joints screw (14), the inside of sealed pad (22) cup joints bolt (21).
5. The tight composite device of ultra-high molecular weight polyethylene composite elbow liners according to claim 1, wherein: one side of the right flange (12) is tightly pressed against the sealing ring (15), an opening (13) is formed in the left flange (16), and a filter sleeve (23) is sleeved in the composite pipe (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322494424.5U CN220727503U (en) | 2023-09-13 | 2023-09-13 | Tight composite device for ultra-high molecular weight polyethylene composite elbow lining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322494424.5U CN220727503U (en) | 2023-09-13 | 2023-09-13 | Tight composite device for ultra-high molecular weight polyethylene composite elbow lining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220727503U true CN220727503U (en) | 2024-04-05 |
Family
ID=90502733
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322494424.5U Active CN220727503U (en) | 2023-09-13 | 2023-09-13 | Tight composite device for ultra-high molecular weight polyethylene composite elbow lining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220727503U (en) |
-
2023
- 2023-09-13 CN CN202322494424.5U patent/CN220727503U/en active Active
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