CN203678089U - Anti-blocking device for filtering fluid in high-temperature high-pressure pipeline - Google Patents
Anti-blocking device for filtering fluid in high-temperature high-pressure pipeline Download PDFInfo
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- CN203678089U CN203678089U CN201320792445.9U CN201320792445U CN203678089U CN 203678089 U CN203678089 U CN 203678089U CN 201320792445 U CN201320792445 U CN 201320792445U CN 203678089 U CN203678089 U CN 203678089U
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- block apparatus
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- hthp
- pipeline
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Abstract
The utility model provides an anti-blocking device for filtering fluid in a high-temperature high-pressure pipeline. The anti-blocking device comprises a static pressure column, a center hole axially penetrating is formed in the static pressure column, a ring part is arranged on the upper end surface of the static pressure column in a protruding manner, a groove is formed in the lower end surface of the static pressure column, the ring part and the groove are coaxially arranged together with the center hole and are communicated with the upper end and the lower end of the center hole correspondingly, threads are formed respectively on the outer side surface of the ring part and the inner side surface of the groove, a graphite backing ring, a metal powder sintering plate and a pressure cap are sequentially embedded in the groove from top to bottom, threads are formed in the outer side surface of the pressure cap, and the threads and the groove are screw-jointed and fixed, and the upper end surface of the pressure cap is closely attached to the metal powder sintering plate. The anti-blocking device for filtering fluid in the high-temperature high-pressure pipeline has the microparticle filtering and pipeline blocking prevention functions, eliminates the blocking of solid particles on the pipeline at the rear end, and overcomes the defects of the prior art.
Description
Technical field
The utility model relates to a kind of filter, filters anti-block apparatus in particular to a kind of HTHP pipeline fluid, and the solid particle can be used for high-temperature, high pressure fluid Pipeline transport time filters, and prevents pipeline blockage.
Background technology
In raw row's hydrocarbon thermal simulation scientific experiment of HTHP, the fluid temperature (F.T.) producing in reactor is up to 600 DEG C, pressure, need to be under the control of the rear end equipment such as pneumatic operated valve, row's hydrocarbon control device in experimentation up to 90MPa, and constantly outside exhaust fluid also collects.Wherein, the broken end of solid reactant part is mingled in high-velocity fluid, in the Hastelloy pipeline of high temperature high voltage resistant, transport also rushes at rapidly the pressure multipier needle of pneumatic operated valve needle and row's hydrocarbon control device, cause the wearing and tearing of equipment, and the mixture such as small particle, suspension and pitch is deposited in row's hydrocarbon pipeline, often cause pipeline blockage, forefront pressure cannot discharge, and finally causes rear end equipment to be damaged and the failure of an experiment.
Conventional filter is all only applicable to general temperature, pressure condition at present, and the filter that domestic each high temperature and high pressure laboratory uses is an independent metal powder sintered plate, be placed directly in above the sample of sample room, owing to directly there is gap, poor filtration effect in metal powder sintered plate and sample room.
Wherein, China Patent Publication No. CN101520962A provides a kind of hydrocarbon source rock formation pore heat-pressing hydrocarbon-generation simulator and using method thereof, is that it is by covering the filter filtered sample particle on rock sample for raw hydrocarbon thermal simulation experiment system.In practical application, due to the pressure-acting of lithostatic pressure post,, there is gap between filter and sleeve in the distortion of sample sleeve, and particle still enters pipeline with fluid, damages rear end equipment; And for example Chinese Patent Application No. is the raw hydrocarbon row of the 2012203045960 a kind of diagenesis providing hydrocarbon overall process hot pressing analogue experiment installation, it discloses a kind of pressure control anti-block apparatus, this pressure control anti-block apparatus comprises pressure valve, filters triple valve and anti-blocking valve, be placed in high temperature equipment outside, working environment for temperature lower than 200 DEG C, fluid is first by the filtration triple valve of the powder sintered plate of built-in metal, then by laser micropore pipeline pressure valve, after pressure valve stops up, open the large aperture pipeline anti-blocking valve in parallel with pressure valve.This device has mainly been realized and has been controlled the function of discharging fluid pressure, in unplugged situation, has protected the rear end equipment such as pneumatic operated valve.But this device can not solve filtration triple valve front end high temperature conduit blockage problem, because the laser micropore pipeline of pressure valve is too thin, still often stops up, and causes pressure control failure.
Above-mentioned known, prior art can not effectively solve filtration problem, and solid particle still can enter rear end pipeline and equipment, causes pipeline blockage.
In view of this, the design people, according to the Production design experience of being engaged in for many years this area and association area, develops a kind of HTHP pipeline fluid and filters anti-block apparatus, the problem existing to solving prior art.
Utility model content
The purpose of this utility model is to be to provide a kind of HTHP pipeline fluid to filter anti-block apparatus, has the function of microparticle filtration and pipeline block-resistant, has stopped the obstruction of solid particle to rear end pipeline and equipment, has overcome the defect of prior art.
For this reason, the utility model proposes a kind of HTHP pipeline fluid and filter anti-block apparatus, it includes a lithostatic pressure post, described lithostatic pressure post is provided with a centre bore connecting vertically, its upper surface convexes with a ring portion, its lower surface is provided with groove, described ring portion and groove and described centre bore are concentric setting, and correspondence is connected with the two ends up and down of described centre bore, the lateral surface of described ring portion and the medial surface of described groove are formed with respectively screw thread, in described groove, be embedded with successively graphite gasket ring from top to bottom, metal powder sintered plate and pressure cap, the lateral surface of described pressure cap is formed with screw thread, itself and described groove are spirally connected fixing, the upper surface of described pressure cap is mutually closely connected with described metal powder sintered plate.
HTHP pipeline fluid as above filters anti-block apparatus, and wherein, described lithostatic pressure post is made up of GH4169 steel alloy.
HTHP pipeline fluid as above filters anti-block apparatus, and wherein, the external diameter of described lithostatic pressure post is 38mm, and the aperture of described centre bore is 3mm.
HTHP pipeline fluid as above filters anti-block apparatus, and wherein, the thickness of described graphite gasket ring is 2mm, and its external diameter is 30mm, and its internal diameter is 26mm.
HTHP pipeline fluid as above filters anti-block apparatus, and wherein, the external diameter of described metal powder sintered plate is 30mm.
HTHP pipeline fluid as above filters anti-block apparatus, and wherein, described pressure cap is made up of stainless steel, and its external diameter is 30mm, and its internal diameter is 26mm.
HTHP pipeline fluid as above filters anti-block apparatus, and wherein, on the lower surface of described pressure cap, along being circumferentially evenly equipped with four yi word pattern recesses, described yi word pattern recess is along the radially extension setting of described pressure cap.
HTHP pipeline fluid as above filters anti-block apparatus, wherein, the bottom land of described groove further convexes with a locating ring, and described locating ring and described centre bore are concentric setting, the connection corresponding to described centre bore of its inner chamber, described graphite gasket ring correspondence is set on described locating ring.
The HTHP pipeline fluid the utility model proposes filters anti-block apparatus, by lithostatic pressure post bottom, graphite gasket ring, metal powder sintered plate and pressure cap are installed, make metal powder sintered plate periphery there is preferably sealing, and the large feature of the filter area of utilizing metal powder sintered plate, can play good filtration, the function that makes the utlity model has microparticle filtration and pipeline block-resistant, thoroughly solves solid particle filtration problem, has stopped the obstruction to rear end equipment and pipeline.
The HTHP pipeline fluid that the utility model proposes filters anti-block apparatus, easy and simple to handle, convenient disassembly, and volume is little and be easy to carry, and long service life, can recycle, with low cost.
The HTHP pipeline fluid the utility model proposes filters anti-block apparatus, when use, guarantee that front end fluid drainage is not obstructed, rear end equipment is not is not worn and torn, pipeline fluid is realized smooth and easy row and is driven, make significantly to reduce because of the mortality that pipeline blockage causes, due to effective filtration, protect the rear end equipment such as pneumatic operated valve, extended service life, made the replacement cycle of each back-end device extend to 3 years by original 3 weeks; The utility model can bear the condition of work of HTHP, be applicable to the filtration of all kinds of HTHP instruments and all kinds of pipeline fluids and anti-blocking, especially contain the filtration of the fluid-mixing of solid particle, in the time that geological sciences are tested, be specially adapted to the high-temperature high-pressure apparatus such as hot pressing generation and expulsion modeling system, diagenesis thermal simulation system; In oil field, be applicable to the sand control of drilling mud filtration sand control, pipeline road.
Brief description of the drawings
Fig. 1 is the composition STRUCTURE DECOMPOSITION figure that HTHP pipeline fluid of the present utility model filters anti-block apparatus.
Fig. 2 is the bottom surface structure schematic diagram of pressure cap in the utility model.
Fig. 3 is the use reference diagram that HTHP pipeline fluid of the present utility model filters anti-block apparatus.
Main element label declaration:
1 lithostatic pressure post 11 centre bores
12 ring portion 13 grooves
131 locating ring 14 graphite gasket rings
15 metal powder sintered plate 16 pressure caps
161 yi word pattern recesses
Detailed description of the invention
Understand for technical characterictic of the present utility model, object and effect being had more clearly, now contrast brief description of the drawings detailed description of the invention of the present utility model:
Fig. 1 is the composition STRUCTURE DECOMPOSITION figure that HTHP pipeline fluid of the present utility model filters anti-block apparatus, wherein, for clearly representing concrete composition, in figure, lithostatic pressure post is that plane is cut form open, and graphite gasket ring, metal powder sintered plate and pressure cap are three-dimensional form.Fig. 2 is the bottom surface structure schematic diagram of pressure cap in the utility model.Fig. 3 is the use reference diagram that HTHP pipeline fluid of the present utility model filters anti-block apparatus.
Referring to Fig. 1, the HTHP pipeline fluid the utility model proposes filters anti-block apparatus, it includes a lithostatic pressure post 1, described lithostatic pressure post 1 is provided with a centre bore 11 connecting vertically, its upper surface convexes with a ring portion 12, its lower surface is provided with groove 13, described ring portion 12 and groove 13 are concentric setting with described centre bore 11, and correspondence is connected with the two ends up and down of described centre bore 11, the medial surface of the lateral surface of described ring portion 12 and described groove 13 is formed with respectively screw thread, in described groove 13, be embedded with successively graphite gasket ring 14 from top to bottom, metal powder sintered plate 15 and pressure cap 16, the lateral surface of described pressure cap 16 is formed with screw thread, itself and described groove 13 are spirally connected fixing, the upper surface of described pressure cap 16 is mutually closely connected with described metal powder sintered plate 15.
Wherein, described lithostatic pressure post 1 is made up of high temperature high voltage resistant special alloy, and such as being made up of GH4169 steel alloy, the high energy of its heatproof Compressive Strength reaches 800 DEG C of temperature, pressure 240MPa, to meet the working environment of HTHP.
Preferably, the external diameter of described lithostatic pressure post 1 is 38mm, and the aperture of described centre bore 11 is 3mm.The thickness of described graphite gasket ring 14 is 2mm, and its external diameter is 30mm, and its internal diameter is 26mm.Described pressure cap 16 is made up of stainless steel, and its external diameter is 30mm, and its internal diameter is 26mm.
In addition, the external diameter of described metal powder sintered plate 15 is 30mm, when assembling, compress by graphite gasket ring 14 and pressure cap 16, make its periphery there is preferably sealing, described metal powder sintered plate is formed through the pressurization of heating by alloying pellet sprills conventionally, include porous, similar blowhole medium, preferably its powder particle aperture is 500～100 orders in use, can play good filtration, can change in use, also Reusability after rinsing with organic solvent, the infiltration specification of described metal powder sintered plate, can select according to the smallest particles particle diameter of laboratory sample, do not do concrete restriction at this, certainly, described metal powder sintered plate also can replace with other filter element in use, such as multiple layer metal screen pack.
Wherein, please also refer to Fig. 2, on the lower surface of described pressure cap 16, edge is circumferentially evenly equipped with four yi word pattern recesses 161, described yi word pattern recess 161 is along the radially extension setting of described pressure cap 16, thus, make the bottom surface of described pressure cap 16 form a cross breach, so that assemble and dismantle by screwdriver.
Further, the bottom land of described groove 13 further convexes with a locating ring 131, described locating ring 131 is concentric setting with described centre bore 11, makes the inner chamber connection corresponding to centre bore 11 of this locating ring 131, and described graphite gasket ring 14 correspondences are set on described locating ring 131.
Referring to Fig. 1 and Fig. 3, the HTHP pipeline fluid the utility model proposes filters anti-block apparatus, in the specific implementation, first graphite gasket ring 14 is put into the groove 13 of lithostatic pressure post 1 lower surface, cover metal powder sintered plate 15, then screw on pressure cap 16, graphite gasket ring 14 and metal powder sintered plate 15 are combined closely; After rock sample 2 packs autoclave 3 into, red copper seal ring set 4 is set on described lithostatic pressure post 1, insert in the lump autoclave 3 tops, lithostatic pressure post 1 is exerted pressure to rock sample 2; The autoclave 3 that is housed to rock sample 2 and lithostatic pressure post 1 is by the sealing covering device (prior art of exerting pressure, not shown, therefore not to repeat here) fixing after, row's hydrocarbon pipeline 5 is connected in ring portion 12 by screw pin thread 6, to be communicated with the rear end equipment such as pneumatic operated valve, row's hydrocarbon control device;
In experimentation, the liquids and gases product (being fluid) producing when the interior rock sample 2 of autoclave 3 arrives when a certain amount of, fluid is upwards successively by the inner chamber of the pressure cap 16 on described lithostatic pressure post 1, the hole of metal powder sintered plate 15, discharge autoclave 3 through centre bore 11, and be delivered to rear end equipment place by row's hydrocarbon pipeline 5, solid particle and suspension are adsorbed in metal powder sintered plate 15, wherein, because metal powder sintered plate 15 is enough large with the contact-making surface of fluid, can meet the discharge of liquids and gases product, and there is good filtration, compared with prior art, can be because not forming precipitation containing solid particle in external pipeline in the fluid of discharging, thereby play anti-blocking effect, rear end equipment and pipeline are effectively protected.
The foregoing is only the schematic detailed description of the invention of the utility model, not in order to limit scope of the present utility model.Any those skilled in the art, is not departing from equivalent variations and the amendment under the prerequisite of design of the present utility model and principle, done, all should belong to the scope of the utility model protection.
Claims (8)
1. a HTHP pipeline fluid filters anti-block apparatus, it is characterized in that, described HTHP pipeline fluid filters anti-block apparatus and includes a lithostatic pressure post, described lithostatic pressure post is provided with a centre bore connecting vertically, its upper surface convexes with a ring portion, its lower surface is provided with groove, described ring portion and groove and described centre bore are concentric setting, and correspondence is connected with the two ends up and down of described centre bore, the lateral surface of described ring portion and the medial surface of described groove are formed with respectively screw thread, in described groove, be embedded with successively graphite gasket ring from top to bottom, metal powder sintered plate and pressure cap, the lateral surface of described pressure cap is formed with screw thread, itself and described groove are spirally connected fixing, the upper surface of described pressure cap is mutually closely connected with described metal powder sintered plate.
2. HTHP pipeline fluid as claimed in claim 1 filters anti-block apparatus, it is characterized in that, described lithostatic pressure post is made up of GH4169 steel alloy.
3. HTHP pipeline fluid as claimed in claim 1 or 2 filters anti-block apparatus, it is characterized in that, the external diameter of described lithostatic pressure post is 38mm, and the aperture of described centre bore is 3mm.
4. HTHP pipeline fluid as claimed in claim 1 or 2 filters anti-block apparatus, it is characterized in that, the thickness of described graphite gasket ring is 2mm, and its external diameter is 30mm, and its internal diameter is 26mm.
5. HTHP pipeline fluid as claimed in claim 1 or 2 filters anti-block apparatus, it is characterized in that, the external diameter of described metal powder sintered plate is 30mm.
6. HTHP pipeline fluid as claimed in claim 1 or 2 filters anti-block apparatus, it is characterized in that, described pressure cap is made up of stainless steel, and its external diameter is 30mm, and its internal diameter is 26mm.
7. HTHP pipeline fluid as claimed in claim 6 filters anti-block apparatus, it is characterized in that, on the bottom surface of described pressure cap, along being circumferentially evenly equipped with four yi word pattern recesses, described yi word pattern recess is along the radially extension setting of described pressure cap.
8. HTHP pipeline fluid as claimed in claim 1 or 2 filters anti-block apparatus, it is characterized in that, the bottom land of described groove further convexes with a locating ring, described locating ring and described centre bore are concentric setting, the connection corresponding to described centre bore of its inner chamber, described graphite gasket ring correspondence is set on described locating ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320792445.9U CN203678089U (en) | 2013-12-04 | 2013-12-04 | Anti-blocking device for filtering fluid in high-temperature high-pressure pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320792445.9U CN203678089U (en) | 2013-12-04 | 2013-12-04 | Anti-blocking device for filtering fluid in high-temperature high-pressure pipeline |
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| Publication Number | Publication Date |
|---|---|
| CN203678089U true CN203678089U (en) | 2014-07-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320792445.9U Expired - Fee Related CN203678089U (en) | 2013-12-04 | 2013-12-04 | Anti-blocking device for filtering fluid in high-temperature high-pressure pipeline |
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| CN (1) | CN203678089U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109091963A (en) * | 2018-08-30 | 2018-12-28 | 郑州鼎为实业有限公司 | A kind of air contaminant treatment device convenient for cleaning |
-
2013
- 2013-12-04 CN CN201320792445.9U patent/CN203678089U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109091963A (en) * | 2018-08-30 | 2018-12-28 | 郑州鼎为实业有限公司 | A kind of air contaminant treatment device convenient for cleaning |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140702 Termination date: 20211204 |