CN203362070U - Rock debris observation device for gas drilling - Google Patents
Rock debris observation device for gas drilling Download PDFInfo
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- CN203362070U CN203362070U CN 201320337810 CN201320337810U CN203362070U CN 203362070 U CN203362070 U CN 203362070U CN 201320337810 CN201320337810 CN 201320337810 CN 201320337810 U CN201320337810 U CN 201320337810U CN 203362070 U CN203362070 U CN 203362070U
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Abstract
The utility model relates to the technical field of devices which are used in gas unbalanced drilling operation and used for obtaining returned sand in a pit and observing rock debris, and discloses a rock debris observation device for gas drilling. The rock debris observation device for gas drilling is composed of a main flow pipe, a base with an opening in the middle, an observation cavity and a semi-circular long groove. The main flow pipe is fixedly installed at the upper end of the base. A left supporting track and a right supporting track which are perpendicular to the main flow pipe are fixedly installed on the left side and the right side of the inner wall of the upper portion of the base respectively. The rock debris observation device for gas drilling is reasonable and compact in structure, ingenious in design, and easy and convenient to operate; the subjectivity of observation of the rock debris, the accuracy of a sampling result and the safety of operation can be achieved, and no additional flowing resistance will be produced in the device and the rock debris circulates normally when sampling is not needed, so that the device obtains the sand return situation in the pit intuitively and accurately, the working condition state in the pit is known timely, and the logging sand bailing operation can be conducted conveniently, safely and rapidly.
Description
Technical field
the utility model relates in the gas underbalance well drilling operation for obtaining the down-hole sand return and observing the device technique field of landwaste, is a kind of gas drilling landwaste finder.
Background technology
when enforcement gas underbalance is crept into, sediment outflow pipeline outlet place is due to the mixed phase sand and dust that are comprised of gas and landwaste that are subject to returning out down-hole and the impact of ever-burning flame, cutting sampling work not only is difficult for sampling and also has certain potential safety hazard simultaneously, and the rock sample taken out can not obtain down-hole sand return situation intuitively, exactly, makes the mensuration of cutting sampling work and rock sample perplex the under balance pressure drilling worker always.
Summary of the invention
the utility model provides a kind of gas drilling landwaste finder, has overcome the deficiency of above-mentioned prior art, and it can effectively solve current cutting sampling work can not obtain the problem of down-hole sand return situation intuitively, exactly.
the technical solution of the utility model realizes by following measures: a kind of gas drilling landwaste finder comprises that there is base, observation cavity and the semicircle elongated slot of opening at main flow pipe, middle part, upper end at base is installed with main flow pipe, the left side of base upper inside wall and right side are installed with respectively perpendicular to the left support track of main flow pipe and right support track, the middle part downside of main flow pipe has semicircle breach, observing the length of cavity and length and the diameter of width and breach matches respectively, be installed with respectively left slide rail hangers and right slide rail hangers at left end and the right-hand member of observing cavity, left slide rail hangers and right slide rail hangers are arranged on respectively the left support track with on the right support track and to make to observe the upper surface of cavity mutually concordant with the upper surface of breach, at left end and the right-hand member of observing cavity, inlet and the liquid outlet that matches with breach and communicate arranged respectively, the front portion of observing cavity is the observation port door-plate, between the lower end of observation port door-plate and observation cavity, by loose-leaf mechanism, be fixed together, the upper end of observation port door-plate is installed with snap close, on the main flow pipe of corresponding snap close, lock pin is installed, be installed with the semicircle elongated slot of opening upwards on the rear side outer wall of observation cavity, the upper end of semicircle elongated slot and cross sectional shape mutually concordant with observation cavity upper surface and notch geometry match.
below the further optimization and/or improvements to above-mentioned utility model technical scheme:
above-mentioned inwall upside and downside observing cavity be take axis as the equidistant staggered choked flow settlement plate that is installed with of baseline.
above-mentioned base comprises base plate, left support plate and right support plate; Left end and right-hand member at base plate vertically are installed with respectively left support plate and right support plate, the left support plate is vertical with sprue respectively with the right support plate, upper right at the left support plate is installed with the left support track, in the upper left-hand of right support plate, is installed with the right support track.
the above-mentioned left end at main flow pipe and right-hand member are fixed with respectively adpting flange.
above-mentionedly on the observation port door-plate, fixedly mount jug.
the above-mentioned upper right at the left support plate is welded with the left support track, upper left-hand at the right support plate is welded with the right support track, be welded with respectively left slide rail hangers and right slide rail hangers at left end and the right-hand member of observing cavity, the upper end of observation port door-plate is welded with snap close and handle, be welded with the semicircle elongated slot of opening upwards on the rear side outer wall of observation cavity, on the inwall of observation cavity, be welded with the choked flow settlement plate.
the utility model reasonable and compact in structure, design ingenious, simple to operation, not only meet the subjectivity of landwaste observation, the accuracy of sampling result, the safety of operation, and can meet the normal circulation that can not produce additional flow resistance in equipment and guarantee landwaste when needs do not sample, make this equipment can obtain intuitively, exactly down-hole sand return situation, understand in time underground working dynamic, more be conducive to convenient and safe well logging efficiently and drag for the sand operation.
The accompanying drawing explanation
accompanying drawing 1 is looked the sectional structure schematic diagram for the master of the utility model most preferred embodiment.
the A-A that accompanying drawing 2 is accompanying drawing 1 is to the sectional structure schematic diagram.
the left TV structure schematic diagram that accompanying drawing 3 is the utility model most preferred embodiment.
coding in accompanying drawing is respectively: 1 is main flow pipe, and 2 is base plate, and 3 is the left support track, and 4 is the right support track, 5 is left slide rail hangers, and 6 is right slide rail hangers, and 7 for observing cavity, 8 is inlet, and 9 is liquid outlet, and 10 is the observation port door-plate, 11 is loose-leaf mechanism, and 12 is snap close, and 13 is lock pin, 14 is semicircle elongated slot, and 15 is the choked flow settlement plate, and 16 is adpting flange, 17 is handle, and 18 is the left support plate, and 19 is the right support plate.
The specific embodiment
the utility model is not subject to the restriction of following embodiment, can determine concrete embodiment according to the technical solution of the utility model and actual conditions.
in the utility model, for convenience of description, the description of the relative position relation of each parts is all to be described according to the Butut mode of Figure of description 1, as: the position relationship of upper and lower, left and right etc. is to determine according to the Butut direction of Figure of description.
below in conjunction with embodiment and accompanying drawing, the utility model is further described:
as shown in accompanying drawing 1,2,3, this gas drilling comprises that with the landwaste finder there is base, observation cavity 7 and the semicircle elongated slot 14 of opening at main flow pipe 1, middle part, be installed with main flow pipe 1 in the upper end of base, the left side of base upper inside wall and right side are installed with respectively perpendicular to the left support track 3 of main flow pipe 1 and right support track 4, the middle part downside of main flow pipe 1 has semicircle breach, observing the length of cavity 7 and length and the diameter of width and breach matches respectively, be installed with respectively left slide rail hangers 5 and right slide rail hangers 6 at left end and the right-hand member of observing cavity 7, left slide rail hangers 5 and right slide rail hangers 6 are arranged on respectively left support track 3 with on right support track 4 and to make to observe the upper surface of cavity 7 mutually concordant with the upper surface of breach, at left end and the right-hand member of observing cavity 7, inlet 8 and the liquid outlet 9 that matches with breach and communicate arranged respectively, the front portion of observing cavity 7 is observation port door-plate 10, between the lower end of observation port door-plate 10 and observation cavity 7, by loose-leaf mechanism 11, be fixed together, the upper end of observation port door-plate 10 is installed with snap close 12, on the main flow pipe 1 of corresponding snap close 12, lock pin 13 is installed, be installed with the semicircle elongated slot 14 of opening upwards on the rear side outer wall of observation cavity 7, the upper end of semicircle elongated slot 14 and cross sectional shape mutually concordant with observation cavity 7 upper surfaces and notch geometry match.Between the left end of observation cavity 7 and the left end of right-hand member and breach and right-hand member, it is slipper seal, it between the left end of semicircle elongated slot 14 and the left end of right-hand member and breach and right-hand member, is slipper seal, left slide rail hangers 5 and right slide rail hangers 6 can slide on left support track 3 and right support track 4, in the situation that do not need sampling observation, to observe cavity 7 makes semicircle elongated slot 14 align with breach to front slide, landwaste under air-flow carries by by main flow pipe 1 and semicircle elongated slot 14, formed without flowing through in variable diameter passage, there is no additional flow resistance, when need sample, to observe cavity 7 slides backward inlet and liquid outlet is alignd with breach, like this, major part in multi-phase flow is solid, liquid phase (the larger fluid of conducting oneself with dignity) just can enter observes cavity 7 inside, but sampling is opened lock pin 13 and is extracted the just intuitive judgment landwaste state of cavity 7 of observing out after finishing, and then Realization analysis underground working purpose, like this, not only meet the subjectivity that landwaste is observed, the accuracy of sampling result, the safety of operation, also can meet when needs do not sample and can not produce additional flow resistance in equipment simultaneously, and the normal circulation of assurance landwaste.
can according to actual needs, the above-mentioned gas drilling well be made further optimization and/or improvements with the landwaste finder:
as shown in Figure 1, take axis as the equidistant staggered choked flow settlement plate 15 that is installed with of baseline at the inwall upside of observing cavity 7 and downside.When solid, liquid phase (the larger fluid of conducting oneself with dignity) enters observation cavity 7 inside, under 15 operations of choked flow settlement plate, automatically retain in observation chamber, the lightweight gas phase is discharged automatically, can not cause parasitic pressure drop to the whole circulating system.
as shown in accompanying drawing 1,2,3, base comprises base plate 2, left support plate 18 and right support plate 19; Left end and right-hand member at base plate 2 vertically are installed with respectively left support plate 18 and right support plate 19, left support plate 18 is vertical with sprue 1 respectively with right support plate 19, upper right at left support plate 18 is installed with left support track 3, in the upper left-hand of right support plate 19, is installed with right support track 4.
as shown in accompanying drawing 1,3, at left end and the right-hand member of main flow pipe 1, be fixed with respectively adpting flange 16.Adpting flange 16 facilitates connection and the dismounting of main flow pipe 1 and other equipment.
as shown in accompanying drawing 2,3, fixed installation jug 17 on observation port door-plate 10.Handle 17 facilitates the reach of controlled observation cavity 7 or retreats, and also convenient and observation port door-plate 10 opens and closure.
as shown in accompanying drawing 1,2,3, upper right at left support plate 18 is welded with left support track 3, upper left-hand at right support plate 19 is welded with right support track 4, be welded with respectively left slide rail hangers 5 and right slide rail hangers 6 at left end and the right-hand member of observing cavity 7, the upper end of observation port door-plate 10 is welded with snap close 12 and handle 17, be welded with the semicircle elongated slot 14 of opening upwards on the rear side outer wall of observation cavity 7, on the inwall of observation cavity 7, be welded with choked flow settlement plate 15.
above technical characterictic has formed most preferred embodiment of the present utility model, and it has stronger compliance and best implementation result, can increase and decrease according to actual needs non-essential technical characterictic, meets the demand of different situations.
Claims (10)
1. a gas drilling landwaste finder, is characterized in that there is base, observation cavity and the semicircle elongated slot of opening at main flow pipe, middle part, upper end at base is installed with main flow pipe, the left side of base upper inside wall and right side are installed with respectively perpendicular to the left support track of main flow pipe and right support track, the middle part downside of main flow pipe has semicircle breach, observing the length of cavity and length and the diameter of width and breach matches respectively, be installed with respectively left slide rail hangers and right slide rail hangers at left end and the right-hand member of observing cavity, left slide rail hangers and right slide rail hangers are arranged on respectively the left support track with on the right support track and to make to observe the upper surface of cavity mutually concordant with the upper surface of breach, at left end and the right-hand member of observing cavity, inlet and the liquid outlet that matches with breach and communicate arranged respectively, the front portion of observing cavity is the observation port door-plate, between the lower end of observation port door-plate and observation cavity, by loose-leaf mechanism, be fixed together, the upper end of observation port door-plate is installed with snap close, on the main flow pipe of corresponding snap close, lock pin is installed, be installed with the semicircle elongated slot of opening upwards on the rear side outer wall of observation cavity, the upper end of semicircle elongated slot and cross sectional shape mutually concordant with observation cavity upper surface and notch geometry match.
2. gas drilling according to claim 1 landwaste finder, is characterized in that take axis as the equidistant staggered choked flow settlement plate that is installed with of baseline at the inwall upside of observing cavity and downside.
3. gas drilling according to claim 1 and 2 landwaste finder, is characterized in that base comprises base plate, left support plate and right support plate; Left end and right-hand member at base plate vertically are installed with respectively left support plate and right support plate, the left support plate is vertical with sprue respectively with the right support plate, upper right at the left support plate is installed with the left support track, in the upper left-hand of right support plate, is installed with the right support track.
4. gas drilling according to claim 1 and 2 landwaste finder, is characterized in that the left end of main flow pipe and right-hand member are fixed with respectively adpting flange.
5. gas drilling according to claim 3 landwaste finder, is characterized in that the left end of main flow pipe and right-hand member are fixed with respectively adpting flange.
6. gas drilling according to claim 1 and 2 landwaste finder, is characterized in that fixedly mounting jug on the observation port door-plate.
7. gas drilling according to claim 3 landwaste finder, is characterized in that fixedly mounting jug on the observation port door-plate.
8. gas drilling according to claim 5 landwaste finder, is characterized in that fixedly mounting jug on the observation port door-plate.
9. gas drilling according to claim 3 landwaste finder, the upper right that it is characterized in that the left support plate is welded with the left support track, upper left-hand at the right support plate is welded with the right support track, be welded with respectively left slide rail hangers and right slide rail hangers at left end and the right-hand member of observing cavity, the upper end of observation port door-plate is welded with snap close and handle, be welded with the semicircle elongated slot of opening upwards on the rear side outer wall of observation cavity, on the inwall of observation cavity, be welded with the choked flow settlement plate.
10. gas drilling according to claim 7 landwaste finder, the upper right that it is characterized in that the left support plate is welded with the left support track, upper left-hand at the right support plate is welded with the right support track, be welded with respectively left slide rail hangers and right slide rail hangers at left end and the right-hand member of observing cavity, the upper end of observation port door-plate is welded with snap close and handle, be welded with the semicircle elongated slot of opening upwards on the rear side outer wall of observation cavity, on the inwall of observation cavity, be welded with the choked flow settlement plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320337810 CN203362070U (en) | 2013-06-13 | 2013-06-13 | Rock debris observation device for gas drilling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320337810 CN203362070U (en) | 2013-06-13 | 2013-06-13 | Rock debris observation device for gas drilling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203362070U true CN203362070U (en) | 2013-12-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320337810 Expired - Fee Related CN203362070U (en) | 2013-06-13 | 2013-06-13 | Rock debris observation device for gas drilling |
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| CN (1) | CN203362070U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114609960A (en) * | 2022-01-24 | 2022-06-10 | 合肥通用机械研究院有限公司 | Dynamic liquid level control method for high-speed flowing mixed-phase medium in high-pressure cavity |
-
2013
- 2013-06-13 CN CN 201320337810 patent/CN203362070U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114609960A (en) * | 2022-01-24 | 2022-06-10 | 合肥通用机械研究院有限公司 | Dynamic liquid level control method for high-speed flowing mixed-phase medium in high-pressure cavity |
| CN114609960B (en) * | 2022-01-24 | 2023-08-04 | 合肥通用机械研究院有限公司 | Liquid level dynamic control method for high-speed flowing mixed phase medium in high-pressure cavity |
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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 |
Granted publication date: 20131225 Termination date: 20210613 |
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| CF01 | Termination of patent right due to non-payment of annual fee |