CN201007407Y - Anti-erosion pipe joint - Google Patents
Anti-erosion pipe joint Download PDFInfo
- Publication number
- CN201007407Y CN201007407Y CNU2007200345515U CN200720034551U CN201007407Y CN 201007407 Y CN201007407 Y CN 201007407Y CN U2007200345515 U CNU2007200345515 U CN U2007200345515U CN 200720034551 U CN200720034551 U CN 200720034551U CN 201007407 Y CN201007407 Y CN 201007407Y
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- screen casing
- working medium
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- cavity
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Abstract
The utility model provides an abrasion resistance tie-in, wherein a main body is provided with three to four through-holes, which is characterized in that the convergence of the through-holes in the main body are provided with an empty cavity for buffering working medium, screen pipes which are made of rigid-material alloy are arranged in the empty cavity, the axial line of the screen pipes is perpendicular to the through-holes which the working medium enters into, and the lateral walls of the screen pipes are provided with a plurality of screen holes. Because an empty cavity for buffering high-speed and high-pressure working medium and screen pipes which are made of rigid alloy are further arranged in the main body, impact to inner wall of the main body from the working medium is alleviated, the abrasion damage to the main body is avoided, the performance of abrasion resistance of the tie-in and the performance of safety and reliability are improved, occurrence of accidents is avoided, damage is reduced, and the life span is prolonged.
Description
Affiliated technical field
The utility model relates to the pipe joint in a kind of petroleum gas manifold, particularly a kind of ablation-resistant pipe joint.
Background technique
In oil and gas exploitation and course of conveying, particularly in well-control equipment, need to use various manifolds.Manifold is made up of various valves six and pipeline, pipe joint, and pipe joint wherein as threeway, four, five-way etc., has been the flow direction and the shunting action that changes petroleum gas and drilling fluid.Because the pressure of working medium is up to Mpa more than 100, pipe joint need bear huge impact power, particularly in handling blowout (well kick, overflow) accident, the pipe joint that general Hardened And Tempered Steel is made, tens hours, even several hours, just punctured by the working medium stream erosion of high pressure, high speed, need change immediately and keep in repair, have a strong impact on production, also can cause the wasting of resources and environmental pollution.
Summary of the invention
For overcoming the deficiencies in the prior art part, the utility model provide a kind of rational in infrastructure, safe and reliable, anti-impact erosion ability is strong, the ablation-resistant pipe joint of long service life.
The technological scheme that its technical problem that solves the utility model adopts is: offer three to six through holes on the body of pipe joint, it is characterized in that: offer the cavity that is used for the working medium buffering at body inner via hole junction, be provided with the screen casing of making by cemented carbide in the cavity, the through hole that the axis of screen casing and working medium enter is perpendicular, offers several sieve apertures on the screen casing sidewall.
Offer three through holes on the aforementioned tube joint body, three through holes are the T type and distribute; Three through hole junctions are provided with the cavity that is used for the working medium buffering in body, are provided with the screen casing of being made by cemented carbide in the cavity, and the through hole that the axis of screen casing and working medium enter is perpendicular, offers several sieve apertures on the screen casing sidewall.
Offer four through holes on the aforementioned tube joint body, four through holes are cross distribution, four through hole junctions are provided with the cavity that is used for the working medium buffering in body, be provided with the screen casing of making by cemented carbide in the cavity, the through hole that the axis of screen casing and working medium enter is perpendicular, offers several sieve apertures on the screen casing sidewall.
Wherein three through holes of above-mentioned four through holes are on same, are the T font, and the 4th through hole is on the vertical surface of junction of three through holes, and vertical with above-mentioned three through holes; Four through hole junctions are provided with the cavity that is used for the working medium buffering in body, are provided with the screen casing of being made by cemented carbide in the cavity, and the through hole that the axis of screen casing and working medium enter is perpendicular, offers several sieve apertures on the screen casing sidewall.
Offer five through holes on the aforementioned tube joint body, wherein four through holes are in and are cross distribution on same, and another through hole is on the vertical surface with above-mentioned, and perpendicular with above-mentioned four-way hole; Five through hole junctions are provided with the cavity that is used for the working medium buffering in body, are provided with the screen casing of being made by cemented carbide in the cavity, and the through hole that the axis of screen casing and working medium enter is perpendicular, offers several sieve apertures on the screen casing sidewall.
Offer six through holes on the aforementioned tube joint body, wherein four through holes are in and are cross distribution on same, and in addition two through hole is on the vertical surface with above-mentioned, and perpendicular with above-mentioned four-way hole; Six through hole junctions are provided with the cavity that is used for the working medium buffering in body, are provided with the screen casing of being made by cemented carbide in the cavity, and the through hole that the axis of screen casing and working medium enter is perpendicular, offers several sieve apertures on the screen casing sidewall.
Above-mentioned cemented carbide is GY8.
The beneficial effects of the utility model are: be used at a high speed owing to set up in body, the cavity of high-pressure working medium buffering and the screen casing of making by hard alloy that is provided with sieve aperture, and the through hole that the axis of screen casing and working medium enter is perpendicular, like this, when high speed, the working medium of high pressure enters in the body, pass the sieve aperture on the screen casing, in cavity, cushioned, and it is opposite to form the flow direction, the liquid stream that dashes mutually, on the contrary, the liquid stream head-on collision mutually of dashing has mutually cushioned the impact force that liquid flows, and changes the flow direction of working medium, fold into or enter other through hole, the change of the flow direction of medium of finishing the work, and alleviated the impact of working medium to inner body wall, avoided erosion attack to body, the shock resistance and the safety reliability of pipe joint have been improved, avoid the generation of contingency, reduced loss, prolonged working life.
Description of drawings
Fig. 1 is the structural representation of the utility model example I;
Fig. 2 is the structural representation of the utility model example II;
Fig. 3 is the structural representation of the utility model EXAMPLE III;
Fig. 4 is the structural representation of the utility model EXAMPLE IV;
Fig. 5 is the structural representation of the utility model EXAMPLE V.
Among the figure: 1 for body, 2-1,2-2,2-3,2-4,2-5 be that through hole, 3 is cavity for sieve aperture, 5 for screen casing, 4.
Embodiment
The utility model is described in further detail below in conjunction with drawings and Examples.
Example I, as shown in Figure 1: offer three through hole 2-1,2-2,2-3 on the pipe joint body of being made by 35CrMo (or 25CrNiMoE) alloyed steel 1, constitute three-way union (be commonly called as and be threeway), three through hole 2-1,2-2,2-3 are the T type and distribute; Offer the cavity 5 that is used for the working medium buffering at body 1 inner chamber three through hole 2-1,2-2,2-3 junction, be provided with the screen casing of making by cemented carbide GY8 3 in the cavity 5, through hole 2-1,2-2 that the axis of screen casing 3 and working medium enter are perpendicular, offer several sieve apertures 4 on screen casing 3 sidewalls; And the internal diameter of screen casing 3 is identical with the internal diameter of through hole 2-3.
During use, when at a high speed, the working medium of high pressure, cushioned in cavity 5, and formed the liquid stream that flows on the contrary, dashes mutually in sieve aperture 4 enters body 1 from through hole 2-1,2-2 (or one); On the contrary, the head-on collision mutually of the liquid that dashes mutually stream, cushioned the impact force of liquid stream, change the flow direction of working medium, fold into the vertical through hole 2-3 of through hole direction (or enter among through hole 2-1, the 2-2) and flow out.
If working medium enters from through hole 2-3, then screen casing 3 is level to setting, and the axis of screen casing 3 and through hole 2-3 are perpendicular, and working medium is from flowing out by 2-1,2-2.
Example II, as shown in Figure 2: offer four through hole 2-1,2-2,2-3,2-4 on the pipe joint body of being made by the 35CrMo alloyed steel 1, constitute union cross, four through hole 2-1,2-2,2-3,2-4 are cross distribution.Offer the cavity 5 that is used for the working medium buffering at body 1 inner chamber four through hole 2-1,2-2,2-3,2-4 junction, be provided with the screen casing of making by cemented carbide GY8 3 in the cavity 5, through hole 2-2,2-4 that the axis of screen casing 3 and working medium enter are perpendicular, offer several sieve apertures 4 on screen casing 3 sidewalls; And the internal diameter of screen casing 3 is identical with the internal diameter of through hole 2-1,2-3.
During use, when at a high speed, the working medium of high pressure enters in the body 1 from through hole 2-4,2-2 (or one of them), flow out from other through hole.
If working medium enters from through hole 2-1,2-3 (or one of them), then screen casing 3 is level to setting, and the axis of screen casing 3 and through hole 2-1,2-3 are perpendicular.
EXAMPLE III, as shown in Figure 3: offer four through hole 2-1,2-2,2-3,2-4 on the pipe joint body of making by the 25CrNiMoE alloyed steel 1, constitute union cross, wherein three through hole 2-1,2-3,2-4 are on the same horizontal plane, be the T font, the 4th through hole 2-2 is on the vertical surface of junction of three through hole 2-1,2-3,2-4, and vertical with above-mentioned three through hole 2-1,2-3,2-4; Four through hole 2-1,2-2,2-3,2-4 junctions are provided with the cavity 5 that is used for the working medium buffering in body, be provided with the screen casing of making by cemented carbide GY8 3 in the cavity 5, through hole 2-1,2-3,2-4 that the axis of screen casing 3 and working medium enter are perpendicular, offer several sieve apertures 4 on screen casing 3 sidewalls.
During use, when at a high speed, the working medium of high pressure enters in the body 1 from through hole 2-1,2-3,2-4 (or one of them, two), flow out from other through hole.
If working medium enters from through hole 2-2,2-4 (or one of them), then screen casing 3 is level to setting, and the axis of screen casing 3 and through hole 2-2,2-4 are perpendicular.
EXAMPLE IV, as shown in Figure 4: offer five through hole 2-1,2-2,2-3,2-4,2-5 on the pipe joint body of making by the 25CrNiMoE alloyed steel 1, wherein four through hole 2-1,2-2,2-3,2-4 are in being cross distribution on the one side, another through hole 2-5 be in above-mentioned perpendicular face on, and perpendicular with above-mentioned four-way hole 2-1,2-2,2-3,2-4; Be provided with the cavity 5 that is used for the working medium buffering at body 1 interior five through hole 2-1,2-2,2-3,2-4,2-5 junction, be provided with the screen casing of making by cemented carbide GY5 3 in the cavity 5, through hole 2-1,2-3,2-5 that the axis of screen casing 3 and working medium enter are perpendicular, offer several sieve apertures 4 on screen casing 3 sidewalls.
During use, when at a high speed, the working medium of high pressure enters in the body 1 from through hole 2-1,2-3,2-5 (or one of them, two), flow out from other through hole.
If working medium enters from through hole 2-2,2-4,2-5 (or one of them, two), then screen casing 3 is level to setting, and the axis of screen casing 3 and through hole 2-2,2-4,2-5 are perpendicular.
EXAMPLE V, as shown in Figure 5: offer six through hole 2-1,2-2,2-3,2-4,2-5,2-6 on the pipe joint body of making by the 35CrMo alloyed steel 1, wherein four through hole 2-1,2-2,2-3,2-4 are in being cross distribution on the one side, in addition two through hole 2-5,2-6 are on the vertical surface with above-mentioned, and perpendicular with above-mentioned four-way hole 2-1,2-2,2-3,2-4; Be provided with the cavity 5 that is used for the working medium buffering at body 1 interior six through hole 2-1,2-2,2-3,2-4,2-5,2-6 junction, be provided with the screen casing of making by cemented carbide GY8 3 in the cavity 5, through hole 2-1,2-3,2-5,2-6 that the axis of screen casing 3 and working medium enter are perpendicular, offer several sieve apertures 4 on screen casing 3 sidewalls.
During use, when at a high speed, the working medium of high pressure enters in the body 1 from through hole 2-1,2-3,2-5,2-6 (or one of them, two, three), flow out from other through hole.
If working medium enters from through hole 2-2,2-4,2-5,2-6 (or one of them, two, three), then screen casing 3 is level to setting, and the axis of screen casing 3 and through hole 2-2,2-4,2-5,2-6 are perpendicular.
Claims (7)
1. ablation-resistant pipe joint, offer three to six through holes on its body, it is characterized in that: offer the cavity that is used for the working medium buffering at body inner via hole junction, be provided with the screen casing of making by cemented carbide in the cavity, the through hole that the axis of screen casing and working medium enter is perpendicular, offers several sieve apertures on the screen casing sidewall.
2. anti-impact erosion choke manifold according to claim 1 is characterized in that: offer three through holes on the aforementioned tube joint body, three through holes are the T type and distribute; Three through hole junctions are provided with the cavity that is used for the working medium buffering in body, are provided with the screen casing of being made by cemented carbide in the cavity, and the through hole that the axis of screen casing and working medium enter is perpendicular, offers several sieve apertures on the screen casing sidewall.
3. anti-impact erosion choke manifold according to claim 1, it is characterized in that: offer four through holes on the aforementioned tube joint body, four through holes are cross distribution, four through hole junctions are provided with the cavity that is used for the working medium buffering in body, be provided with the screen casing of making by cemented carbide in the cavity, the through hole that the axis of screen casing and working medium enter is perpendicular, offers several sieve apertures on the screen casing sidewall.
4. anti-impact according to claim 1 erosion choke manifold, it is characterized in that: three through holes in above-mentioned four through holes are on same, are the T font, and the 4th through hole is on the vertical surface of junction of three through holes, and vertical with above-mentioned three through holes; Four through hole junctions are provided with the cavity that is used for the working medium buffering in body, are provided with the screen casing of being made by cemented carbide in the cavity, and the through hole that the axis of screen casing and working medium enter is perpendicular, offers several sieve apertures on the screen casing sidewall.
5. anti-impact erosion choke manifold according to claim 1, it is characterized in that: offer five through holes on the aforementioned tube joint body, wherein four through holes are in and are cross distribution on same, and another through hole is on the vertical surface with above-mentioned, and perpendicular with above-mentioned four-way hole; Five through hole junctions are provided with the cavity that is used for the working medium buffering in body, are provided with the screen casing of being made by cemented carbide in the cavity, and the through hole that the axis of screen casing and working medium enter is perpendicular, offers several sieve apertures on the screen casing sidewall.
6. anti-impact erosion choke manifold according to claim 1, it is characterized in that: offer six through holes on the aforementioned tube joint body, wherein four through holes are in and are cross distribution on same, and in addition two through hole is on the vertical surface with above-mentioned, and perpendicular with above-mentioned four-way hole; Six through hole junctions are provided with the cavity that is used for the working medium buffering in body, are provided with the screen casing of being made by cemented carbide in the cavity, and the through hole that the axis of screen casing and working medium enter is perpendicular, offers several sieve apertures on the screen casing sidewall.
7. according to the described anti-impact erosion of one of claim 1 to 6 choke manifold, it is characterized in that: above-mentioned cemented carbide is GY8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200345515U CN201007407Y (en) | 2007-02-16 | 2007-02-16 | Anti-erosion pipe joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200345515U CN201007407Y (en) | 2007-02-16 | 2007-02-16 | Anti-erosion pipe joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201007407Y true CN201007407Y (en) | 2008-01-16 |
Family
ID=39003354
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200345515U Expired - Lifetime CN201007407Y (en) | 2007-02-16 | 2007-02-16 | Anti-erosion pipe joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201007407Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104081103A (en) * | 2012-01-24 | 2014-10-01 | 优铁工有限公司 | Joint including connection surface, pipe including pipe joint, and piping structure including same |
-
2007
- 2007-02-16 CN CNU2007200345515U patent/CN201007407Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104081103A (en) * | 2012-01-24 | 2014-10-01 | 优铁工有限公司 | Joint including connection surface, pipe including pipe joint, and piping structure including same |
| CN104081103B (en) * | 2012-01-24 | 2016-12-21 | 优铁工有限公司 | The joint with joint face, the pipe with pipe joint and the matched tube structure being made up of them |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20080116 |
|
| CX01 | Expiry of patent term |