CN201696039U - Automatic filling device for long-pipe sand filling model - Google Patents
Automatic filling device for long-pipe sand filling model Download PDFInfo
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- CN201696039U CN201696039U CN 201020296030 CN201020296030U CN201696039U CN 201696039 U CN201696039 U CN 201696039U CN 201020296030 CN201020296030 CN 201020296030 CN 201020296030 U CN201020296030 U CN 201020296030U CN 201696039 U CN201696039 U CN 201696039U
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- push rod
- hydraulic cylinder
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- liquid pump
- pipeline
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Abstract
The utility model relates to an automatic filling device for a long-pipe sand filling model. A sand filling tube and a hydraulic cylinder are installed on a bracket; the lower end of a push rod is a bell-mouthed tubular body, the upper end thereof is connected with a piston by threads, and installed in the hydraulic cylinder, a sealing ring seals the annular space of the hydraulic cylinder and the push rod, the lower end of the pull rod is inserted in a hollow hole of the sand filling tube, a sand filling hole is arranged in a side tube wall of the push rod, a ledge is arranged on an inner tube wall at the lower part, and connected with a T-shaped hanging rod in a hanging manner, and the lower end of the hanging rod is in threaded connection with a pressing block; the pressing block is a conical body which is matched with the bell mouth of the push rod; a nitrogen cylinder is connected to the annular space of the hydraulic cylinder and the push rod, and at the air inlet of an air-driven liquid pump; the hydraulic oil outlet of the air-driven liquid pump is connected with a through hole at the top of the hydraulic cylinder by a pipeline, the hydraulic oil inlet of the air-driven liquid pump and a relief valve are connected with the hydraulic oil outlet and on a through hole connecting pipeline at the top of the hydraulic cylinder in parallel by a pipeline and an oil cup; and the automatic filling device can compact the sand filling model under the set pressure, and has high compacting degree and good repeatability.
Description
Technical field
The utility model relates to long tube sandpack column automatic loading mechanism, belongs to the indoor dynamic displacement test of oil field development long tube sandpack column automatic loading mechanism technical field.
Background technology
In rock core flowing experiment, filling long tube sandpack column, the moving filling of general armrest, the manually bump sandpack column of promptly packing into behind a certain amount of sand, rely on the self gravitation effect of sand to carry out compacting, or adopting High-Pressure Water, high pressure draught to impact the fill out sand tube that is filled with sand, dependence water impact, the pressure that gas shock produced carry out compacting.The major defect of these methods be waste time and energy, poor repeatability, have certain potential safety hazard, and be difficult to realize hypotonic, ultralow compacting of oozing sandpack column, brought inconvenience to rock core flowing experiment.
Summary of the invention
The utility model purpose is to overcome compacting poor repeatability of the prior art, the effective defective of compacting, provides a kind of and can load compacting sandpack column, compacting good reproducibility, the effective long tube sandpack column automatic loading mechanism of compacting automatically under setting pressure.
For realizing above technical purpose, the utility model provides following technical scheme:
The utility model is made up of gas drive liquid pump, valve, hydraulic cylinder, piston, push rod, peg, briquetting, support, fill out sand tube, nitrogen cylinder, limiting plate front center on the support has the semicircle limited impression that cooperates with fill out sand tube, fill out sand tube is installed on the base plate, and spacing by the semicircle limited impression at limiting plate middle part; Hydraulic cylinder is installed in the middle part through hole on the top board by screw thread; Push rod is that the lower end is bell-mouthed tubular body, its upper end is connected with piston by screw thread, be installed in the hydraulic cylinder, annular space by sealing ring sealing fluid cylinder pressure and push rod, insert in the hollow hole of fill out sand tube the lower end, has the back-up sand hole on the side pipe wall of push rod, and the bottom inner tubal wall is provided with shoulder, shoulder is mounted with " T " peg, and peg lower end screw thread is connected with briquetting; Briquetting is the bullet that cooperatively interacts with push rod lower end horn mouth; Nitrogen cylinder by pipeline, push up back the annular space that valve is connected to hydraulic cylinder and push rod, by pipeline, the compacting valve be connected to gas drive liquid pump air inlet position; The hydraulic oil outlet of gas drive liquid pump is connected with hydraulic cylinder top through hole by pipeline, and gas drive liquid pump hydraulic oil inlet is parallel on hydraulic oil outlet and the hydraulic cylinder top through hole connecting line by pipeline, lubricating cup and relief valve.
The utility model can carry out the compacting of sandpack column, compaction's height, good reproducibility, automaticity height under setting pressure.
Description of drawings
Accompanying drawing 1 is the utility model structural representation.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is described further:
As shown in Figure 1, the utility model is by gas drive liquid pump 1, relief valve 5, lubricating cup 6, hydraulic cylinder 7, sealing ring 10, piston 11, push rod 12, peg 15, briquetting 16, support 17, fill out sand tube 27, nitrogen cylinder 24, push up back valve 25, compacting valve 26 is formed, two vertical rods 20 are installed on the support 17, top board 18, limiting plate 21 is connected with vertical rod 20 respectively with the through hole that base plate 22 is opened by both sides, fixing by nut 19, limiting plate 21 front center have the semicircle limited impression that cooperates with fill out sand tube 27, fill out sand tube 27 is installed on the base plate 22, and spacing by the semicircle limited impression at limiting plate 21 middle parts; Hydraulic cylinder 7 is installed in the middle part through hole on the top board 18 by screw thread; Push rod 12 is that the lower end is bell-mouthed tubular body, its upper end is connected with piston 11 by screw thread, be installed in the hydraulic cylinder 7, by the annular space 9 of sealing ring 10 sealing fluid cylinder pressures 7 with push rod 12, insert in the hollow hole of fill out sand tube 27 lower end, has back-up sand hole 13 on the side pipe wall of push rod 12, and the bottom inner tubal wall is provided with shoulder 14, be mounted with " T " peg 15 on the shoulder 14, peg 15 lower end screw threads are connected with briquetting 16; Briquetting 16 is the bullet that cooperatively interacts with push rod 12 lower end horn mouths; Nitrogen cylinder 24 by pipeline, push up back the annular space 9 that valve 25 is connected to hydraulic cylinder 7 and push rod 12, be connected to gas drive liquid pump 1 air inlet 4 places by pipeline, compacting valve 26; The hydraulic oil of gas drive liquid pump 1 outlet 2 is connected with hydraulic cylinder 7 top through holes 8 by pipeline, gas drive liquid pump 1 hydraulic oil inlet 3 by pipeline, lubricating cup 6 and relief valve 5 be parallel to hydraulic oil export 2 and hydraulic cylinder 7 top through holes 8 connecting lines on.
When carrying out indoor dynamic displacement test model compacting, dosing experiment by the back-up sand hole 13 on the push rod 12 side pipe walls enters in the fill out sand tube 27 with sand, close relief valve 5 and push up back valve 25, open nitrogen cylinder 24 valves and compacting valve 26, start gas drive liquid pump 1, replace hydraulic oil and enter hydraulic cylinder 7, promoting piston 11 drive push rods 12 moves down, briquetting 16 is contact sand face earlier, stop to move down, push rod 12 continues to be displaced downwardly to horn mouth inwall and complete combination of briquetting 16 conical surfaces, forms complete press face, and compacting is carried out in back-up sand in the fill out sand tube 27; In the setting pressure scope, gas drive liquid pump superpressure pump trip, the under-voltage pump that opens automatically, behind the compacting certain hour, pressure tends to be steady, close compacting valve 26, open relief valve 5, push up back valve 25, nitrogen enters sealing ring 10 in the nitrogen cylinder 24, the annular space 9 of hydraulic cylinder 7 and push rod 12, promote piston 11, move on the push rod 12, briquetting 16 moves down under action of gravity, and peg 15 drops on the interior shoulder 14 of push rod 12 central through holes and stops, and forms the back-up sand passage between push rod 12 horn mouths and the briquetting 16, continue filling sand, dose experiment by the back-up sand hole 13 on the push rod 12 side pipe walls and enter in the fill out sand tube 27, repeat above-mentioned steps, finish until the sandpack column compacting with sand.
Claims (3)
1. long tube sandpack column automatic loading mechanism, form by gas drive liquid pump (1), valve, hydraulic cylinder (7), piston (11), push rod (12), peg (15), briquetting (16), support (17), nitrogen cylinder (24), it is characterized in that: limiting plate (21) front center on the support (17) has the semicircle limited impression that cooperates with fill out sand tube (27), fill out sand tube (27) is installed on the base plate (22), and spacing by the semicircle limited impression at limiting plate (21) middle part; Hydraulic cylinder (7) is installed in the middle part through hole on the top board (18) by screw thread; Push rod (12) is that the lower end is bell-mouthed tubular body, its upper end is connected with piston (11) by screw thread, be installed in the hydraulic cylinder (7), by the annular space (9) of sealing ring (10) sealing fluid cylinder pressure (7) with push rod (12), insert in the hollow hole of fill out sand tube (27) lower end, on the side pipe wall of push rod (12), have back-up sand hole (13), the bottom inner tubal wall is provided with shoulder (14), be mounted with " T " peg (15) on the shoulder (14), peg (15) lower end screw thread is connected with briquetting (16); Briquetting (16) is the bullet that cooperatively interacts with push rod (12) lower end horn mouth; Nitrogen cylinder (24) by pipeline, push up back the annular space (9) that valve (25) is connected to hydraulic cylinder (7) and push rod (12), be connected to gas drive liquid pump (1) air inlet (4) and locate by pipeline, compacting valve (26); The hydraulic oil outlet (2) of gas drive liquid pump (1) is connected with hydraulic cylinder (7) top through hole (8) by pipeline, and gas drive liquid pump (1) hydraulic oil inlet (3) is parallel on hydraulic oil outlet (2) and hydraulic cylinder (7) top through hole (8) connecting line by pipeline, lubricating cup (6) and relief valve (5).
2. long tube sandpack column automatic loading mechanism according to claim 1, it is characterized in that: two vertical rods (20) are installed on the support (17), the through hole that top board (18), limiting plate (21) and base plate (22) are opened by both sides is connected with vertical rod (20) respectively, fixing by nut (19), limiting plate (21) front center has the semicircle limited impression that cooperates with fill out sand tube (27), fill out sand tube (27) is installed on the base plate (22), and spacing by the semicircle limited impression at limiting plate (21) middle part.
3. long tube sandpack column automatic loading mechanism according to claim 1 and 2 is characterized in that: base plate (22) bottom of support (17) is equipped with base (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020296030 CN201696039U (en) | 2010-06-02 | 2010-08-18 | Automatic filling device for long-pipe sand filling model |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020212050 | 2010-06-02 | ||
| CN201020212050.3 | 2010-06-02 | ||
| CN 201020296030 CN201696039U (en) | 2010-06-02 | 2010-08-18 | Automatic filling device for long-pipe sand filling model |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201696039U true CN201696039U (en) | 2011-01-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201020296030 Expired - Lifetime CN201696039U (en) | 2010-06-02 | 2010-08-18 | Automatic filling device for long-pipe sand filling model |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201696039U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103389238A (en) * | 2013-08-05 | 2013-11-13 | 中国海洋石油总公司 | Sand-mixed rock sample manufacturing device |
| CN105201470A (en) * | 2015-09-24 | 2015-12-30 | 中国石油大学(华东) | Heterogeneous single sand-filled pipe core model and filling method thereof |
| CN106501054A (en) * | 2016-12-12 | 2017-03-15 | 西南石油大学 | A kind of mould for preparing artificial side's rock core and the preparation method of square rock core |
| CN108005622A (en) * | 2017-12-29 | 2018-05-08 | 中国石油大学(北京) | A kind of visualization sand-filling tube model detachably recycled |
| CN108593372A (en) * | 2018-01-12 | 2018-09-28 | 中国石油天然气股份有限公司 | A kind of rock core pressurize model equipment |
| CN109113733A (en) * | 2018-08-28 | 2019-01-01 | 常州大学 | Simple fill out sand tube compaction apparatus |
| CN111734342A (en) * | 2020-06-08 | 2020-10-02 | 西安石油大学 | Oil reservoir engineering simulation sand filling experimental device |
| CN113107459A (en) * | 2021-03-29 | 2021-07-13 | 西安石油大学 | Oil displacement sand pipe model sand filling-discharging integrated device and experimental method |
| CN114047298A (en) * | 2021-11-17 | 2022-02-15 | 中国石油天然气股份有限公司 | Sand filling model manufacturing device and manufacturing method thereof |
-
2010
- 2010-08-18 CN CN 201020296030 patent/CN201696039U/en not_active Expired - Lifetime
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103389238B (en) * | 2013-08-05 | 2015-10-28 | 中国海洋石油总公司 | Mulling rock sample producing device |
| CN103389238A (en) * | 2013-08-05 | 2013-11-13 | 中国海洋石油总公司 | Sand-mixed rock sample manufacturing device |
| CN105201470A (en) * | 2015-09-24 | 2015-12-30 | 中国石油大学(华东) | Heterogeneous single sand-filled pipe core model and filling method thereof |
| CN105201470B (en) * | 2015-09-24 | 2017-07-11 | 中国石油大学(华东) | A kind of heterogeneous single fill out sand tube core model and its fill and present method |
| CN106501054B (en) * | 2016-12-12 | 2023-08-11 | 西南石油大学 | Mould for preparing artificial square rock core and preparation method of square rock core |
| CN106501054A (en) * | 2016-12-12 | 2017-03-15 | 西南石油大学 | A kind of mould for preparing artificial side's rock core and the preparation method of square rock core |
| CN108005622A (en) * | 2017-12-29 | 2018-05-08 | 中国石油大学(北京) | A kind of visualization sand-filling tube model detachably recycled |
| CN108593372A (en) * | 2018-01-12 | 2018-09-28 | 中国石油天然气股份有限公司 | A kind of rock core pressurize model equipment |
| CN109113733B (en) * | 2018-08-28 | 2022-06-17 | 常州大学 | Simple sand filling pipe compacting device |
| CN109113733A (en) * | 2018-08-28 | 2019-01-01 | 常州大学 | Simple fill out sand tube compaction apparatus |
| CN111734342A (en) * | 2020-06-08 | 2020-10-02 | 西安石油大学 | Oil reservoir engineering simulation sand filling experimental device |
| CN111734342B (en) * | 2020-06-08 | 2022-02-15 | 西安石油大学 | Oil reservoir engineering simulation sand filling experimental device |
| CN113107459A (en) * | 2021-03-29 | 2021-07-13 | 西安石油大学 | Oil displacement sand pipe model sand filling-discharging integrated device and experimental method |
| CN114047298A (en) * | 2021-11-17 | 2022-02-15 | 中国石油天然气股份有限公司 | Sand filling model manufacturing device and manufacturing method thereof |
| CN114047298B (en) * | 2021-11-17 | 2024-04-09 | 中国石油天然气股份有限公司 | Sand filling model manufacturing device and manufacturing method thereof |
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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: 20110105 |
|
| CX01 | Expiry of patent term |