CN203224370U - High-voltage comprehensive test shaft for downhole tool - Google Patents
High-voltage comprehensive test shaft for downhole tool Download PDFInfo
- Publication number
- CN203224370U CN203224370U CN 201320047274 CN201320047274U CN203224370U CN 203224370 U CN203224370 U CN 203224370U CN 201320047274 CN201320047274 CN 201320047274 CN 201320047274 U CN201320047274 U CN 201320047274U CN 203224370 U CN203224370 U CN 203224370U
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- lining
- seal
- bearing structure
- cylindrical shell
- subsurface tool
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Abstract
The utility model discloses a high-voltage comprehensive test shaft for a downhole tool. The high-voltage comprehensive test shaft comprises a shaft body provided with a cavity for accommodating the downhole tool to be detected, and having a clamping member fixed at the top thereof for connecting with a loading device; a bushing member used for isolating the downhole tool to be detected from the shaft body and disposed in the cavity of the shaft body; and an upper sealing member for sealing the upper end of the shaft body, and a lower sealing member for sealing the lower end of the shaft body. The high-voltage comprehensive test shaft has the improvement that torsion bearing structures are disposed between the bushing member and the clamping member to circumferentially fix the clamping member and the bushing member. The high-voltage comprehensive test shaft has the beneficial effects that the torsion bearing structures are disposed between the clamping member and the bushing member to enable the bushing member in the shaft body to bear a torsion load, and torsion moment of the downhole tool to be detected is transmitted to the clamping member through the bushing member, and then transmitted to the loading device in an external connection with the clamping member through the clamping member, so that the test of the torsion load of the downhole tool to be detected is completed.
Description
Technical field
The utility model relates to oil gas well subsurface tool high temperature and high pressure environment simulation test device, specifically refers to subsurface tool UHV (ultra-high voltage) compbined test pit shaft.
Background technology
In order to satisfy the demand of hydrocarbon resources exploitation research, comprise the development need of unconventional oil gas well completion technology and subsurface tool, the performance of the know-why of relevant brill, well-completing process and brill, completion tool is carried out indoor detection test become more and more important.For this reason, build High Temperature High Pressure full-scale simulation experimental wwll cylinder, finish measuring mechanical property, the endurancing under the high-temperature and high-pressure conditions and the detection of full-scale instrument combination property etc. of all kinds of subsurface tools, for replenishment of process, improvement instrument provide scientific basis.
Oil gas well subsurface tool compbined test environmental requirement test unit possesses the ability that upper cavity pressure, following cavity pressure, center cavity pressure, mechanical pressure, mechanical pulling force and torsional load are provided for subjects, except bearing High Temperature High Pressure and mechanical pressure, also need to bear torsional load as the simulation test pit shaft that holds subjects.
At present, the simulation test well adopts is at the special high-pressure cylindrical shell of specific standard instrument or adapts to the double-decker mode of different size instrument, skin is the manufacturing of high voltage bearing carrying thick-walled pipe, what internal layer adopted is that multi-segment structure connects into an internal lining pipe, can be cheaply more rebush reach the purpose of changing instrument specification under the test pit and change the hub sections of damaging.Existing experimental wwll cylinder can not be born torsional load mostly, and the experimental wwll cylinder that especially has lining all can not be born torsional load.
The utility model content
The purpose of this utility model is effectively to overcome the deficiency of above-mentioned technology, and a kind of subsurface tool high pressure compbined test pit shaft that carries torsional load is provided.
The technical solution of the utility model is achieved in that a kind of subsurface tool high pressure compbined test pit shaft, and it comprises
One cylindrical shell has in order to hold the cavity of tested subsurface tool, and this cylindrical shell upper end is provided with the clamp structure that is connected in order to loading equipemtn;
One in order to isolating the lining of described tested subsurface tool and cylindrical shell, a sheathed gasket seal on this lining, and the inside surface of this gasket seal is connected with described seal with buss, and outside surface and described cylinder inboard wall are tightly connected;
And in order to the last seal that seals described cylindrical shell upper end with in order to seal the lower seal of described cylindrical shell lower end;
Its improvement is: be provided with between described lining and the cylindrical shell and reverse bearing structure, so that lining and cylindrical shell are circumferentially fixing, the torsional moment on the tested subsurface tool is passed to loading equipemtn by described cylindrical shell.
Below technique scheme is further set forth:
Further, described lining comprises that being positioned at lining reaches lining down, and the described lining lower end of going up is connected by described gasket seal with following lining upper end;
Be provided with first between described last lining and the described last seal and reverse bearing structure, so that last lining and the described seal of going up are circumferentially fixed, be provided with second between described last seal and the described cylindrical shell and reverse bearing structure, so that last seal and described cylindrical shell are circumferentially fixing.
Further, described lower seal is provided with and is revealed in the outer fixture of cylindrical shell, is provided with the 3rd between described lining bottom down and the described lower seal and reverses bearing structure, so that following lining and described lower seal are circumferentially fixing.
Further, the described seal of going up comprises that seal reaches upward seal head on the lining, and seal outer surface and described cylinder inboard wall are tightly connected on the described lining, and the seal inside surface is tightly connected on the outside surface of last seal head and the described lining;
Described first reverses bearing structure comprises that the pin-and-hole A that is arranged at seal sidewall on the lining, the pin-and-hole B and that is arranged at cylinder lateral wall are plugged among described pin-and-hole A and the pin-and-hole B, so that the bearing pins that seal is circumferentially fixed on cylindrical shell and the lining;
Described second reverses the groove A that bearing structure comprises the protruding A that is arranged at seal lower end on the lining and is arranged at the lining upper end, and described protruding A is arranged among the described groove A, so that seal is circumferentially fixing on described upward lining and the described lining.
Further, the described the 3rd reverses bearing structure comprises the protruding B that is arranged at the lower seal upper end and the groove B that is arranged at down the lining lower end, and described protruding B is arranged among the described groove B, so that described lining down and described lower seal are circumferentially fixing.
Further, described first reverse bearing structure and be arranged at the non-pressure-bearing section in cylindrical shell top.
Further, described clamp structure is the non-round structure that is arranged at described cylindrical shell upper end outer circumference surface.
The beneficial effects of the utility model are: the utility model subsurface tool high pressure compbined test pit shaft, reverse bearing structure by between cylindrical shell and lining, arranging, make the lining in the cylindrical shell can bear torsional load, torsional moment on the workpiece of tested down-hole is passed through the lining structure to cylindrical shell, be passed to the outside loading equipemtn that connects by cylindrical shell again, so, can finish the test of tested subsurface tool torsional load.
Description of drawings
Fig. 1 is the cut-open view of the utility model embodiment one;
Fig. 2 is the partial enlarged drawing at I place among Fig. 1;
Fig. 3 is the explosive view of the utility model embodiment one;
Fig. 4 is the cut-open view of the utility model embodiment two;
Fig. 5 is the first a kind of structural representation that reverses bearing structure among the utility model embodiment two;
Fig. 6 is the first a kind of structural representation that reverses bearing structure among the utility model embodiment two;
Fig. 7 is the cut-open view of the utility model embodiment three;
Fig. 8 is the 3rd structural representation that reverses bearing structure among the utility model embodiment three;
Fig. 9 is the cut-open view of the utility model embodiment four;
Figure 10 is for the 4th reversing the structural representation that bearing structure and the 5th reverses bearing structure among the utility model embodiment four;
Among the figure: cylindrical shell 1; Last pressurizing port 11; Following pressurizing port 12; Non-round structure 13; Pin-and-hole B14; Last lining 20; Groove A21; Following lining 30; Projection B31; Gasket seal 40; Seal 50 on the lining; Pin-and-hole A51; Projection A52; Seal pressure cap 60 on the lining; Last seal head pressing plate 70; Last seal head 80; Lower seal head 90; Groove B91; Lower seal head pressure cap 100; Bearing pins 110; Flowing hole A120; Flowing hole B130; Tested subsurface tool 300; Set 310; Go up sub-cavity 320; Following sub-cavity 330.
Embodiment
The utility model will be further described below in conjunction with drawings and Examples.
Referring to figs. 1 through shown in Figure 2, a kind of subsurface tool high pressure compbined test pit shaft of the present utility model, it comprises that one can bear the cylindrical shell 1 of high pressure, one in order to isolating the lining of described tested subsurface tool 300 and cylindrical shell 1, and in order to the last seal that seals described cylindrical shell 1 upper end with in order to seal the lower seal of described cylindrical shell 1 lower end; Wherein, cylindrical shell 1 has in order to hold the cavity of tested subsurface tool 300, and this cylindrical shell 1 upper end is provided with the clamp structure that is connected in order to loading equipemtn, and in the present embodiment, clamp structure is the non-round structure 13 that is arranged at cylindrical shell 1 upper end.
In the present embodiment, described lining comprises that being positioned at lining 20 reaches lining 30 down, and described lining 20 lower ends of going up are connected by described gasket seal 40 with following lining 30 upper ends.The external diameter of lining 30 was gone up ring cavity less than described cylindrical shell 1 internal diameter so that go up to form between lining 20 external peripheral surfaces and cylindrical shell 1 inwall under last lining 20 reached, ring cavity under the formation between following lining 30 external peripheral surfaces and cylindrical shell 1 inwall; The inside surface of gasket seal 40 and described upper and lower lining 30 are tightly connected, and outside surface is connected with described cylindrical shell 1 inner wall sealing, and its seal form all can adopt form sealings such as O-ring seal.
Last seal comprises that seal 50 reaches upward seal head 80 on the lining, and seal 50 outside surfaces are connected with described cylindrical shell 1 inner wall sealing on the described lining, and seal 50 inside surfaces are tightly connected on the outside surface of last seal head 80 and the described lining; Seal 50 tops are provided with seal pressure cap 60 on the lining on the described lining, the external peripheral surface of seal pressure cap 60 is threaded with described cylindrical shell 1 on the described lining, on the lining on seal pressure cap 60 lower ends and the described lining seal 50 offset, so that seal 50 compresses on the lining, described seal head 80 tops of going up are provided with seal head pressing plate 70 on, the described outside surface of going up seal head pressing plate 70 is threaded with seal pressure cap 60 inside surfaces on the described lining, last seal head pressing plate 70 lower ends and the described seal head 80 of going up offset, and compress so that go up seal head 80.
Lower seal comprises lower seal head 90 and lower seal head pressure cap 100, lower seal head 90 external peripheral surfaces and cylindrical shell 1 lower end inner circumferential surface are tightly connected by modes such as O-ring seals, lower seal head pressure cap 100 external peripheral surfaces are threaded with cylindrical shell 1 lower end inner circumferential surface, the upper end of lower seal pressure cap and lower seal head 90 connect, and lower seal head 90 is compressed.
Be provided with first between last lining 20 and the described last seal and reverse bearing structure, circumferentially fix with the described seal of going up so that go up lining 20, be provided with second between described last seal and the described cylindrical shell 1 and reverse bearing structure, so that last seal and described cylindrical shell 1 are circumferentially fixing.
In the present embodiment: described first reverses bearing structure comprises that the pin-and-hole A51 that is arranged at seal 50 sidewalls on the lining, the pin-and-hole B14 and that is arranged at cylindrical shell 1 sidewall are plugged among described pin-and-hole A51 and the pin-and-hole B14, so that the bearing pins 110 that seal 50 is circumferentially fixed on cylindrical shell 1 and the lining; Described second reverses the groove A21 that bearing structure comprises the protruding A52 that is arranged at seal 50 lower ends on the lining and is arranged at lining 20 upper ends, described protruding A52 is arranged among the described groove A21, so that seal 50 is circumferentially fixing on described upward lining 20 and the described lining, torsional moment on the tested down-hole worker is passed to seal 50 on the lining by last lining 20, be passed to cylindrical shell 1 by seal on the lining 50 and bearing pins 110 again, further the non-round structure 13 by cylindrical shell 1 upper end is passed to loading equipemtn, so, realized the test of torsional load.
The moment of torsion carrying section of cylindrical shell 1 is arranged on non-pressure-bearing section, be that 1 non-pressure-bearing section between pin-and-hole B14 and non-round structure 13 of cylindrical shell is born test torque, and the part of resistance test pressure medium is not born test torque, and is therefore little to the voltage endurance capability influence of high pressure cylindrical shell 1.
In addition, described lower seal is provided with the fixture that is revealed in outside the cylindrical shell 1, is provided with the 3rd between described lining 30 bottoms down and the described lower seal and reverses bearing structure, so that lining 30 is circumferentially fixing with described lower seal down; In the present embodiment, the described the 3rd reverses bearing structure comprises the protruding B31 that is arranged at the lower seal upper end and the groove B91 that is arranged at down lining 30 lower ends, described protruding B31 is arranged among the described groove B91, so that described lining 30 down is circumferentially fixing with described lower seal, so, by the fixture on the external stability lower seal, can make down lining 30 also can carry torsional load on the tested subsurface tool 300.
In test, tested subsurface tool 300 is put into lining, through suppress set 310 after, the inner chamber of lining is isolated into sub-cavity 320 and following sub-cavity 330, cylindrical shell 1 is provided with the last pressurizing port 11 that is connected with described sub-cavity 320 and the following pressurizing port 12 that is connected with described sub-cavity 330 down, and pressurizing port 12 was positioned at described cylindrical shell 1 sidewall under described upward pressurizing port 11 reached.
In the present embodiment, described upward pressurizing port 11 is arranged at the cylinder lateral wall of gasket seal 40 tops, described lining top is provided with flowing hole A120, and this flowing hole A120 is the mesopore between protruding A52 and the groove A21, and last pressurizing port 11 is communicated with by the described ring cavity of going up with flowing hole A120; Described pressurizing port 12 down arranges the cylinder lateral wall of gasket seal 40 belows, and near gasket seal 40, described lining bottom is provided with flowing hole B130, this flowing hole B130 is the mesopore between protruding B52 and the groove B21, following pressurizing port 12 is communicated with by described ring cavity down with flowing hole B130, when needs are exerted pressure to last sub-cavity 320, fluid media (medium) enters ring cavity through last pressurizing port 11, enter in the sub-cavity 320 through flowing hole A120 again, when needs are exerted pressure to following sub-cavity 330, fluid media (medium) elder generation warp pressurizing port 12 down enters down ring cavity, enter to down sub-cavity 330 through flowing hole B130 again, so, realized being that sub-cavity 330 was exerted pressure under last sub-cavity 320 reached, because pressurizing port 12 is arranged at cylindrical shell 1 sidewall down, near gasket seal 40 positions, so, can avoid under high strength test, damaged or pulverize problems such as causing down pressurizing port 12 obstructions because of tested subsurface tool 300.
Described above only is preferred embodiment of the present utility model, and above-mentioned specific embodiment is not to restriction of the present utility model.In technological thought category of the present utility model, various distortion and modification can appear, and the retouching that all those of ordinary skill in the art make according to above description, revise or be equal to replacement, all belong to the scope that the utility model is protected.
Claims (10)
1. subsurface tool high pressure compbined test pit shaft, it comprises
One cylindrical shell has in order to holding the cavity of tested subsurface tool, and this cylinder top is fixed a clamping components in order to be connected with loading equipemtn;
One in order to isolate the sleeve member of described tested subsurface tool and cylindrical shell, and this sleeve member is arranged in the cavity of described cylindrical shell;
And one in order to the last seal and that seals described cylindrical shell upper end in order to seal the lower seal of described cylindrical shell lower end; It is characterized in that:
Be provided with between described sleeve member and the described clamping components and reverse bearing structure, so that clamping components and sleeve member are circumferentially fixing, the torsional moment on the tested subsurface tool is passed to loading equipemtn by clamping components.
2. subsurface tool high pressure Comprehensive Experiment pit shaft according to claim 1, it is characterized in that: described sleeve member comprises lining and gasket seal, described gasket seal is sheathed on described lining upper end, its inside surface is connected with described seal with buss, and outside surface and described cylinder inboard wall are tightly connected.
3. subsurface tool high pressure Comprehensive Experiment pit shaft according to claim 2 is characterized in that: be provided with first between described gasket seal and the described lining and reverse bearing structure, so that gasket seal and described lining are circumferentially fixing; Be provided with second between described clamping components and the described gasket seal and reverse bearing structure, so that clamping components and described gasket seal are circumferentially fixing.
4. according to claim 2 or 3 described subsurface tool high pressure Comprehensive Experiment pit shafts, it is characterized in that: described lower seal is provided with and is revealed in the outer fixture of cylindrical shell, be provided with the 3rd between described lining bottom and the described lower seal and reverse bearing structure, so that lining and described lower seal are circumferentially fixing.
5. according to claim 2 or 3 described subsurface tool high pressure Comprehensive Experiment pit shafts, it is characterized in that: described lining lower end connects a transfer tube, is provided with the 4th between described lining and the transfer tube and reverses bearing structure, so that lining and described transfer tube are circumferentially fixing;
Described lower seal is provided with and is revealed in the outer fixture of cylindrical shell, is provided with the 5th between described transfer tube bottom and the described lower seal and reverses bearing structure, so that transfer tube and described lower seal are circumferentially fixing.
6. subsurface tool high pressure Comprehensive Experiment pit shaft according to claim 3, it is characterized in that: described first reverses bearing structure comprises that the pin-and-hole A that is arranged at the gasket seal sidewall, the pin-and-hole B and that is arranged at the lining sidewall are plugged among described pin-and-hole A and the pin-and-hole B, so that the bearing pins that lining and gasket seal are circumferentially fixed;
Described second reverses bearing structure comprises the non-circular ring-shaped edge portion that is arranged at the non-circular hole on the clamping components and is positioned at gasket seal upper end, described non-circular ring-shaped edge portion is arranged in the described non-circular hole, so that gasket seal and clamping components are circumferentially fixing.
7. subsurface tool high pressure Comprehensive Experiment pit shaft according to claim 3, it is characterized in that: described first reverses bearing structure comprises and is arranged at the stopper slot on the described gasket seal inner peripheral surface vertically and is arranged at projection on the lining outer circumference surface, described projection is arranged in the described stopper slot, so that lining and gasket seal are circumferentially fixing.
8. subsurface tool high pressure Comprehensive Experiment pit shaft according to claim 3, it is characterized in that: described first reverses bearing structure comprises and is arranged at the internal thread on the described gasket seal inner peripheral surface and is arranged on the lining outer circumference surface, the external thread that is complementary with described internal thread.
9. subsurface tool high pressure Comprehensive Experiment pit shaft according to claim 4, it is characterized in that: the described the 3rd reverses bearing structure comprises and is arranged at lining lower end teat A and is arranged at draw-in groove A on the lower seal, described teat A is arranged among the described draw-in groove A, so that lining and lower seal are circumferentially fixing.
10. subsurface tool high pressure Comprehensive Experiment pit shaft according to claim 5, it is characterized in that: the described the 4th reverses bearing structure comprises the draw-in groove B that is arranged at lining lower end teat B and is arranged at the transfer tube upper end, described teat B is arranged among the described draw-in groove B, so that lining and transfer tube are circumferentially fixing;
The described the 5th reverses bearing structure comprises and is arranged at transfer tube lower end teat C and is arranged at draw-in groove C on the lower seal that described teat C is arranged among the described draw-in groove C, so that transfer tube and lower seal are circumferentially fixing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320047274 CN203224370U (en) | 2013-01-25 | 2013-01-25 | High-voltage comprehensive test shaft for downhole tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320047274 CN203224370U (en) | 2013-01-25 | 2013-01-25 | High-voltage comprehensive test shaft for downhole tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203224370U true CN203224370U (en) | 2013-10-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320047274 Expired - Lifetime CN203224370U (en) | 2013-01-25 | 2013-01-25 | High-voltage comprehensive test shaft for downhole tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203224370U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103969062A (en) * | 2013-01-25 | 2014-08-06 | 深圳市弗赛特检测设备有限公司 | High-pressure combined test pitshaft of downhole tool |
-
2013
- 2013-01-25 CN CN 201320047274 patent/CN203224370U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103969062A (en) * | 2013-01-25 | 2014-08-06 | 深圳市弗赛特检测设备有限公司 | High-pressure combined test pitshaft of downhole tool |
| CN103969062B (en) * | 2013-01-25 | 2016-09-07 | 深圳市弗赛特科技股份有限公司 | Downhole tool high-voltage combination experimental wwll cylinder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 518000, West Coast Building, Nanshan District commercial culture center, Shenzhen, Guangdong, 2010 Patentee after: SHENZHEN FST TECHNOLOGY CO.,LTD. Address before: 518000, West Coast Building, Nanshan District commercial culture center, Shenzhen, Guangdong, 2010 Patentee before: SHENZHEN FST DETECTING EQUIPMENT CO.,LTD. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131002 |