CN203835311U - High-pressure filter pressure reducer - Google Patents
High-pressure filter pressure reducer Download PDFInfo
- Publication number
- CN203835311U CN203835311U CN201420227294.7U CN201420227294U CN203835311U CN 203835311 U CN203835311 U CN 203835311U CN 201420227294 U CN201420227294 U CN 201420227294U CN 203835311 U CN203835311 U CN 203835311U
- Authority
- CN
- China
- Prior art keywords
- pressure
- orifice plate
- device lid
- reducer
- pressure reducer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 239000003638 chemical reducing agent Substances 0.000 title claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 34
- 238000001914 filtration Methods 0.000 claims abstract description 19
- 230000008676 import Effects 0.000 claims description 12
- 239000002245 particle Substances 0.000 abstract description 4
- 239000011148 porous material Substances 0.000 abstract 1
- 239000002893 slag Substances 0.000 abstract 1
- 238000005406 washing Methods 0.000 abstract 1
- 230000006872 improvement Effects 0.000 description 8
- 238000004140 cleaning Methods 0.000 description 4
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 239000012530 fluid Substances 0.000 description 3
- 238000011010 flushing procedure Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000008719 thickening Effects 0.000 description 2
- 230000006837 decompression Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Landscapes
- Filtration Of Liquid (AREA)
Abstract
The utility model relates to a high-pressure filter pressure reducer which is characterized in that a closed box with an internal hollow cavity is included, a pore plate is arranged in the hollow cavity of the closed box and oblique, the hollow cavity is divided into a before-filtering cavity and a after-filtering cavity, a high-pressure water inlet and a low-pressure water outlet are formed in the wall of the closed box, the high-pressure water inlet is communicated with the before-filtering cavity, and the low-pressure water outlet is communicated with the after-filtering cavity. The high-pressure filter pressure reducer is exquisite and reasonable in structure design, can effectively filter particles in a high-pressure water well, and can reduce pressure under specific circulation capacity, slag is convenient to discharge, and safety of an oil field high-pressure well washing device is facilitated.
Description
Technical field
The utility model relates to the device that a kind of high-pressure fluid to containing solid particle being used on the high-pressure well cleaning device of oil field filters and reduces pressure, specifically a kind of high-pressure filtering pressure reducer.
Background technology
In oil extraction in oil field process, carry out water filling, water injection well is after water filling after a while, the meetings such as mechanical admixture are assembled near pit shaft and borehole, may cause stratum water absorbing capacity to decline or water injection pressure rising, also may cause water injection well can not carry out normal dropping-fishing test, the serious well waterborne that even needs is adjusted operation.Therefore, water injection well being carried out to regular well-flushing is the effective ways that keep stratum water absorbing capacity.
In the high-pressure fluid of using due to well-flushing, in use can be mixed with impurity, thus on the high-pressure well cleaning device of oil field, need to be equipped with filter, so that the high-pressure fluid that contains solid particle is filtered and to be reduced pressure.Mostly existing filter method is to adopt thickening screen pack to filter the impurity such as silt particle, and screen pack is extremely short application life, is just easily worn by punching, and there is no decompression in short-term.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, a kind of high-pressure filtering pressure reducer is provided, its structure design is ingenious rationally, can ensure contained particulate matters in high pressure well effectively to filter, can under specific negotiability, reduce pressure again, and residue-discharge convenience, the safety that is conducive to improve oil field high-pressure well cleaning device.
The technical scheme providing according to the utility model: high-pressure filtering pressure reducer, it is characterized in that: comprise that an inside is provided with the airtight casing of hollow chamber, in the hollow chamber of described airtight casing, be provided with orifice plate, described orifice plate slant setting, hollow chamber is divided into filter front chamber and filter rear chamber two parts, closed box body wall is provided with water under high pressure import and low-pressure water outlet, and described water under high pressure import is connected with filter front chamber, and described low-pressure water outlet is connected with filter rear chamber.
As further improvement of the utility model, described airtight casing comprises body and device lid, and body and device lid are tightly connected by securing member, and described hollow chamber is positioned at body, described orifice plate base is bearing in hollow chamber's bottom one side, and orifice plate top margin is connected with device lid middle part.
As further improvement of the utility model, described water under high pressure import is positioned on body sidewall, and water under high pressure import department is provided with flush joint; Described low-pressure water outlet is positioned at device and covers.
As further improvement of the utility model, described orifice plate top margin is provided with pin-and-hole, and the alignment pin that described pin-and-hole is used for covering with device is connected.
As further improvement of the utility model, described body bottom is provided with quick slag-drip opening.
As further improvement of the utility model, the aperture trend on described orifice plate is vertical with orifice plate plane.
As further improvement of the utility model, described closed box body wall is provided with quick slag-drip opening, and described quick slag-drip opening is connected with filter front chamber.
As further improvement of the utility model, described device lid bottom surface is provided with seal groove, and O type circle is housed in seal groove.
As further improvement of the utility model, described body upper end open end face is provided with detent, and described device lid bottom surface is provided with positioning step, and the external diameter of described positioning step and the internal diameter of detent are suitable.
compared with prior art, tool has the following advantages the utility model:1, adopt unique thickening inclined type orifice plate as filtering internals, can ensure contained particulate matters in high pressure well effectively to filter, can under specific negotiability, reduce pressure again, be conducive to improve the safety of oil field high-pressure well cleaning device.2, water under high pressure import department is provided with flush joint, is convenient to install connect; 3, bottom is provided with quick slag-drip opening, is convenient to regular cinder-discharge.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model embodiment.
Fig. 2 is the structural representation of Fig. 1 aperture plate.
Fig. 3 is the left view of Fig. 2.
Detailed description of the invention
Below in conjunction with concrete drawings and Examples, the utility model is described in further detail.
As shown in the figure: the high-pressure filtering pressure reducer in embodiment is mainly made up of body 1, device lid 2, orifice plate 3, bolt 4, nut 5 and O type circle 6.
As shown in Fig. 1 ~ Fig. 3, described body 1 is tightly connected by the securing member being made up of bolt 4 and nut 5 with device lid 2, forms an airtight casing, in described body 1, is provided with hollow chamber; Described orifice plate 3 slant settings are in hollow chamber, and orifice plate 3 bases are bearing in hollow chamber's bottom one side, and orifice plate 3 top margins are connected with device lid 2 middle parts; Hollow chamber is divided into filter front chamber and filter rear chamber two parts by described orifice plate 3, and described body 1 sidewall is provided with water under high pressure import 1a, and water under high pressure import is connected with filter front chamber; Described device lid 2 is provided with low-pressure water outlet 1b, and low-pressure water outlet 1b is connected with filter rear chamber; Described body 1 bottom is provided with quick slag-drip opening 1c, and slag-drip opening 1c is connected with filter front chamber fast.
As shown in Figure 1, in the utility model embodiment, described water under high pressure import 1a place is provided with flush joint, and described flush joint has external connecting thread, is conveniently connected with oil pipe etc.Described orifice plate 3 top margins are provided with pin-and-hole 3b, described pin-and-hole 3b for device lid 2 on alignment pin be connected.
As shown in Figure 1, in the utility model embodiment, the aperture 3a trend on described orifice plate 3 is vertical with orifice plate 3 planes, is conducive to like this circulation of water.Described device lid 2 bottom surfaces are provided with seal groove, and O type circle 6 is housed in seal groove, are conducive to so further improve the sealing of body 1 and device lid 2.
In addition, as shown in Figure 1, described body 1 upper end open end face is provided with detent 1d, and described device lid 2 bottom surfaces are provided with positioning step 2a, and the internal diameter of the external diameter of described positioning step 2a and detent 1d is suitable.Be conducive to so the accurate orientation assemble of body 1 and device lid 2.
Claims (9)
1. high-pressure filtering pressure reducer, it is characterized in that: comprise that an inside is provided with the airtight casing of hollow chamber, in the hollow chamber of described airtight casing, be provided with orifice plate (3), described orifice plate (3) slant setting, hollow chamber is divided into filter front chamber and filter rear chamber two parts, closed box body wall is provided with water under high pressure import and low-pressure water outlet (1b), and described water under high pressure import is connected with filter front chamber, and described low-pressure water outlet (1b) is connected with filter rear chamber.
2. high-pressure filtering pressure reducer as claimed in claim 1, it is characterized in that: described airtight casing comprises body (1) and device lid (2), body (1) is tightly connected by securing member with device lid (2), described hollow chamber is positioned at body (1), described orifice plate (3) base is bearing in hollow chamber's bottom one side, and orifice plate (3) top margin is connected with device lid (2) middle part.
3. high-pressure filtering pressure reducer as claimed in claim 2, is characterized in that: described water under high pressure import (1a) is positioned on body (1) sidewall, and water under high pressure import (1a) locates to be provided with flush joint; Described low-pressure water outlet (1b) is positioned on device lid (2).
4. high-pressure filtering pressure reducer as claimed in claim 2, is characterized in that: described orifice plate (3) top margin is provided with pin-and-hole (3b), described pin-and-hole (3b) for device lid (2) on alignment pin be connected.
5. high-pressure filtering pressure reducer as claimed in claim 2, is characterized in that: described body (1) bottom is provided with quick slag-drip opening (1c).
6. high-pressure filtering pressure reducer as claimed in claim 1, is characterized in that: aperture (3a) trend on described orifice plate (3) is vertical with orifice plate (3) plane.
7. high-pressure filtering pressure reducer as claimed in claim 1, is characterized in that: described closed box body wall is provided with quick slag-drip opening (1c), and described quick slag-drip opening (1c) is connected with filter front chamber.
8. high-pressure filtering pressure reducer as claimed in claim 2, is characterized in that: described device lid (2) bottom surface is provided with seal groove, and O type circle (6) is housed in seal groove.
9. high-pressure filtering pressure reducer as claimed in claim 2, it is characterized in that: described body (1) upper end open end face is provided with detent (1d), described device lid (2) bottom surface is provided with positioning step (2a), and the internal diameter of the external diameter of described positioning step (2a) and detent (1d) is suitable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420227294.7U CN203835311U (en) | 2014-05-05 | 2014-05-05 | High-pressure filter pressure reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420227294.7U CN203835311U (en) | 2014-05-05 | 2014-05-05 | High-pressure filter pressure reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203835311U true CN203835311U (en) | 2014-09-17 |
Family
ID=51513168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420227294.7U Expired - Lifetime CN203835311U (en) | 2014-05-05 | 2014-05-05 | High-pressure filter pressure reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203835311U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103939041A (en) * | 2014-05-05 | 2014-07-23 | 无锡卓尔阀业有限公司 | High-pressure filter pressure reducer |
-
2014
- 2014-05-05 CN CN201420227294.7U patent/CN203835311U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103939041A (en) * | 2014-05-05 | 2014-07-23 | 无锡卓尔阀业有限公司 | High-pressure filter pressure reducer |
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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: 20140917 |
|
| CX01 | Expiry of patent term |