CN204782990U - Preventer pressure testing device - Google Patents
Preventer pressure testing device Download PDFInfo
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- CN204782990U CN204782990U CN201520355640.4U CN201520355640U CN204782990U CN 204782990 U CN204782990 U CN 204782990U CN 201520355640 U CN201520355640 U CN 201520355640U CN 204782990 U CN204782990 U CN 204782990U
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- columnar body
- pressure testing
- drilling rod
- testing device
- blowout preventer
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Abstract
The utility model discloses a preventer pressure testing device belongs to the petroleum engineering technical service field. The device includes: integrative that the stack of two round platforms forms is served as reasons to column main part, this column main part, and this column main part center is provided with the through -hole that runs through both ends about the column main part, and the through -hole is provided with at least one water conservancy diversion hole along column main part direction of height all around, the upper end of column main part can be connected with the drilling rod, makes to go into the sleeve pipe under the preventer pressure testing device, and lower extreme and the blanking plug of column main part are connected, go into the sleeve pipe under preventer pressure testing device after, remove upper end and being connected of drilling rod of column main part, lie in the round platform of lower extreme and the opening cooperation of big cross, the joint is at the opening part of cross greatly, messenger's blanking plug can be under the circumstances of drilling rod of throwing out of gear, fix overlap intraductal to this realizes the pressure testing to the preventer blind rams. The utility model is used for carry out the pressure testing to the preventer.
Description
Technical field
The utility model relates to petroleum Engineering Technological Service field, particularly a kind of blowout preventer pressure testing device.
Background technology
Preventer is for cutting out well head in Oil/gas Well construction operation process, the device of the sealing wellhead preventing gas blowout accident from occurring.Before Oil/gas Well construction operation, need, according to working design requirement, to carry out pressure testing to preventer, after pressure testing is qualified, just can carry out construction operation.
In prior art, preventer comprises half envelope flashboard and blind rams, and when there being drilling rod in well, available corresponding to drilling rod size half seals ram seal well head annular space; When there is no drilling rod in well, available blind rams sealing wellhead.The process that wherein half-and-half envelope ram preventer carries out pressure testing comprises: be connected with pressure testing drilling rod by blanking plug for testing pressure, wherein the size of pressure testing drilling rod is mated with the size that preventer half seals flashboard, by pressure testing drilling rod, blanking plug for testing pressure is transferred in well, close preventer and partly seal flashboard, pressure testing liquid is injected into inner cavity of blow-out preventer from kill line, the pressure of preventer inside is risen to working design required pressure, the qualified rear pressure release of pressure testing.
Realizing in process of the present utility model, inventor finds that prior art at least exists following problem:
Sealing flashboard in pressure testing process to preventer half, blanking plug for testing pressure needs to be transferred in sleeve pipe by pressure testing drilling rod, and after closedown preventer half envelope flashboard, needs to connect blanking plug for testing pressure by pressure testing drilling rod.But when closing preventer blind rams and carrying out pressure testing to blind rams, can not have pressure testing drilling rod in well, therefore blanking plug for testing pressure cannot be fastened in sleeve pipe by pressure testing drilling rod, cannot give the pressure testing of preventer blind rams.
Utility model content
In order to solve the problem of prior art, the utility model embodiment provides a kind of blowout preventer pressure testing device.Described technical scheme is as follows:
The utility model provides a kind of blowout preventer pressure testing device, and described device comprises:
Columnar body, described columnar body is superpose by two round platforms the integral piece formed, and the bottom surface area being positioned at the round platform of lower end in described two round platforms is less than upper bottom surface area;
Described columnar body center is provided with the through hole running through the upper and lower two ends of described columnar body, and the lower end of described through hole is provided with one way valve;
In described columnar body, described through hole surrounding is provided with at least one pod apertures along described columnar body short transverse;
The upper end of described columnar body can be connected with drilling rod, sleeve pipe is entered under making described blowout preventer pressure testing device, the lower end of described columnar body is connected with blanking plug, enter sleeve pipe under described blowout preventer pressure testing device after, the upper end of described columnar body and the connection of described drilling rod are removed, described in be positioned at lower end the opening of round platform and big four coordinate, be connected to the opening part of described big four, described blanking plug is fixed, and described one way valve makes described through hole seal.
Optionally, the upper bottom surface area being positioned at the round platform of upper end in described two round platforms is less than bottom surface area, described in be positioned at the round platform of upper end side can be fixedly connected with described big four by jackscrew.
Optionally, the top and bottom of described columnar body are respectively arranged with drilling rod button,
The drilling rod button of the upper end of described columnar body is for connecting described drilling rod;
The drilling rod button of the lower end of described columnar body is for connecting described blanking plug.
Optionally, the drilling rod button of the upper end of described columnar body is box;
The drilling rod button of the lower end of described columnar body is pin thread.
Optionally, described one way valve is non-return valve.
Optionally, described through hole surrounding is symmetrically arranged with two pod apertures along described columnar body short transverse.
Optionally, the axis of described pod apertures is parallel with the short transverse of described columnar body.
The beneficial effect that the technical scheme that the utility model embodiment provides is brought is:
A kind of blowout preventer pressure testing device that the utility model provides, comprise columnar body, this columnar body is superpose by two round platforms the integral piece formed, this columnar body center is provided with the through hole running through the upper and lower two ends of columnar body, and through hole surrounding is provided with at least one pod apertures along columnar body short transverse; The upper end of columnar body can be connected with drilling rod, sleeve pipe is entered under making blowout preventer pressure testing device, the lower end of columnar body is connected with blanking plug, enter sleeve pipe under blowout preventer pressure testing device after, the upper end of columnar body and the connection of drilling rod are removed, and the opening of the round platform and big four that are positioned at lower end coordinates, be connected to the opening part of big four, enable blanking plug when not jointed rod, be fixed in sleeve pipe, realize the pressure testing to preventer blind rams with this.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the utility model embodiment, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of a kind of blowout preventer pressure testing device that the utility model embodiment provides;
Fig. 2 is a kind of blowout preventer pressure testing device environment for use schematic diagram that the utility model embodiment provides.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearly, below in conjunction with accompanying drawing, the utility model embodiment is described in further detail.
The utility model embodiment provides a kind of blowout preventer pressure testing device, see Fig. 1, comprising:
Columnar body 00, this columnar body 00 is superpose by two round platforms 01 and 02 integral piece formed, and the bottom surface area being positioned at the round platform 02 of lower end in two round platforms is less than upper bottom surface area.
This columnar body 00 center is provided with the through hole 03 running through columnar body about 00 two ends, and the lower end of this through hole is provided with one way valve 031.Example, this one way valve 031 is non-return valve, when to the pressure testing of preventer blind rams, needs valve ball to be fed on the valve seat of this non-return valve, seals through hole 03 with this.
In columnar body 00, through hole 031 surrounding is provided with at least one pod apertures 04 along columnar body short transverse.Example, this at least one pod apertures 04 along columnar body short transverse runs through columnar body about 00 two ends, and when to the pressure testing of preventer blind rams, pressure testing liquid can be injected into inner cavity of blow-out preventer by this pod apertures 04.
The upper end of columnar body 00 can be connected with drilling rod, sleeve pipe is entered under making blowout preventer pressure testing device, the lower end of columnar body is connected with blanking plug, enter sleeve pipe under blowout preventer pressure testing device after, the upper end of columnar body and the connection of drilling rod are removed, and the round platform 02 being positioned at lower end coordinates with the opening of big four, is connected to the opening part of big four, blanking plug is fixed, and one way valve 031 makes through hole 03 seal.
In the utility model embodiment, blanking plug is a kind of blowout preventer pressure testing device, and blanking plug lower end is provided with glue core, for when carrying out pressure testing to preventer, and Sealed casing pipe; Big four is a kind of drillng operation equipment, its nominal pressure is more than or equal to 35 MPas (MPa), big four center is provided with the through hole running through the upper and lower two ends of big four and two ends, left and right, wherein the upper end of big four is for connecting preventer, lower end is used for splicing sleeve, and two ends, left and right are for connecting valve and pipeline.
In sum, a kind of blowout preventer pressure testing device that the utility model provides, comprise columnar body, this columnar body is superpose by two round platforms the integral piece formed, this columnar body center is provided with the through hole running through the upper and lower two ends of columnar body, and through hole surrounding is provided with at least one pod apertures along columnar body short transverse; The upper end of columnar body can be connected with drilling rod, sleeve pipe is entered under making blowout preventer pressure testing device, the lower end of columnar body is connected with blanking plug, enter sleeve pipe under blowout preventer pressure testing device after, the upper end of columnar body and the connection of drilling rod are removed, and the opening of the round platform and big four that are positioned at lower end coordinates, be connected to the opening part of big four, enable blanking plug when not jointed rod, be fixed in sleeve pipe, realize the pressure testing to preventer blind rams with this.
Optionally, the upper bottom surface area being positioned at the round platform of upper end in two round platforms is less than bottom surface area, and the side being positioned at the round platform 01 of upper end can be fixedly connected with big four by jackscrew.
Example, the both sides of big four upper end are provided with jackscrew, and the round platform 01 of columnar body 00 upper end is fixing can be fixedly connected with big four by jackscrew, further ensures the stability of blowout preventer pressure testing device and blanking plug in blowout preventer pressure-testing process.
Optionally, as shown in Figure 1, the top and bottom of columnar body 00 are respectively arranged with drilling rod button 05,
The drilling rod button 051 of the upper end of columnar body 00 is for jointed rod.Example, the drilling rod button 051 of the upper end of columnar body 00 links with the drilling rod of drilling rod and connects.
The drilling rod button 052 of the lower end of columnar body 00 is for connecting blanking plug.Example, the drilling rod button 052 of the lower end of columnar body 00 connects for linking with the drilling rod of blanking plug.
Optionally, the drilling rod button 051 of the upper end of columnar body 00 is box.Example, the box 051 of the upper end of columnar body 00 is for being connected with the pin thread of drilling rod.
The drilling rod button 052 of the lower end of columnar body 00 is pin thread.Example, the pin thread 052 of the lower end of columnar body 00 is for being connected with the box of blanking plug.
Optionally, as shown in Figure 1, through hole 03 surrounding is symmetrically arranged with two pod apertures 04 along columnar body 00 short transverse.
Optionally, the axis of pod apertures 04 is parallel with the short transverse of columnar body 00.
In sum, a kind of blowout preventer pressure testing device that the utility model provides, comprise columnar body, this columnar body is superpose by two round platforms the integral piece formed, this columnar body center is provided with the through hole running through the upper and lower two ends of columnar body, and through hole surrounding is provided with at least one pod apertures along columnar body short transverse; The upper end of columnar body can be connected with drilling rod, sleeve pipe is entered under making blowout preventer pressure testing device, the lower end of columnar body is connected with blanking plug, enter sleeve pipe under blowout preventer pressure testing device after, the upper end of columnar body and the connection of drilling rod are removed, and the opening of the round platform and big four that are positioned at lower end coordinates, be connected to the opening part of big four, enable blanking plug when not jointed rod, be fixed in sleeve pipe, realize the pressure testing to preventer blind rams with this.
Fig. 2 is a kind of blowout preventer pressure testing device environment for use schematic diagram that the utility model embodiment provides, as shown in Figure 2, when carrying out pressure testing to preventer blind rams, first the pin thread of the box of blowout preventer pressure testing device columnar body 00 upper end with drilling rod (not shown in FIG.) is connected, the pin thread of blowout preventer pressure testing device columnar body 00 lower end is connected with the box of blanking plug 10, after utilizing drilling rod that blowout preventer pressure testing device and blanking plug are entered sleeve pipe 12 10 times, in one way valve 031, valve ball 032 is dropped into by drilling rod, through hole 03 is sealed, then the box of columnar body 00 upper end and the connection of drilling rod is removed, the round platform 02 being positioned at columnar body 00 lower end is coordinated with the opening of big four 11, be connected to the opening part of big four 11, be fixedly connected with big four 11 by the round platform 01 of jackscrew 111 by columnar body 00 upper end simultaneously, ensure that the blanking plug 10 be connected with the lower end of columnar body 00 can be fixed in sleeve pipe with this.The blind rams being connected to the preventer of big four 11 upper end is closed, open any one valve in big four 11 both sides valve 112, make in pressure testing liquid sprue bushing 12, now sleeve pipe 12 can seal by the glue core 101 of blanking plug 10 lower end, pressure testing liquid can be injected in the inner chamber of the preventer being connected to big four 11 upper end by pod apertures 04, realize the pressure testing to preventer blind rams.
It should be noted that, a kind of blowout preventer pressure testing device that the utility model provides, the pressure testing to preventer half envelope flashboard can also be realized, when carrying out pressure testing to preventer half envelope flashboard, first by the box of blowout preventer pressure testing device columnar body 00 upper end and the connection of drilling rod, the pin thread of blowout preventer pressure testing device columnar body 00 lower end is connected with the box of blanking plug 10, after utilizing drilling rod that blowout preventer pressure testing device and blanking plug are entered sleeve pipe 12 10 times, the round platform 02 being positioned at columnar body 00 lower end is coordinated with the opening of big four 11, be connected to the opening part of big four 11, be fixedly connected with big four 11 by the round platform 01 of jackscrew 111 by columnar body 00 upper end.The half envelope flashboard being connected to the preventer of big four 11 upper end cuts out, open any one valve in big four both sides valve 112, make in pressure testing liquid sprue bushing 12, now sleeve pipe 12 can seal by the glue core 101 of blanking plug 10 lower end, pressure testing liquid can be injected in the inner chamber of the preventer being connected to big four 11 upper end by pod apertures 04, realize the pressure testing to preventer half envelope flashboard.
In sum, a kind of blowout preventer pressure testing device that the utility model provides, comprise columnar body, this columnar body is superpose by two round platforms the integral piece formed, this columnar body center is provided with the through hole running through the upper and lower two ends of columnar body, and through hole surrounding is provided with at least one pod apertures along columnar body short transverse; The upper end of columnar body can be connected with drilling rod, sleeve pipe is entered under making blowout preventer pressure testing device, the lower end of columnar body is connected with blanking plug, enter sleeve pipe under blowout preventer pressure testing device after, the upper end of columnar body and the connection of drilling rod are removed, and the opening of the round platform and big four that are positioned at lower end coordinates, be connected to the opening part of big four, enable blanking plug when not jointed rod, be fixed in sleeve pipe, realize the pressure testing to preventer blind rams with this.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (7)
1. a blowout preventer pressure testing device, is characterized in that, comprising:
Columnar body, described columnar body is superpose by two round platforms the integral piece formed, and the bottom surface area being positioned at the round platform of lower end in described two round platforms is less than upper bottom surface area;
Described columnar body center is provided with the through hole running through the upper and lower two ends of described columnar body, and the lower end of described through hole is provided with one way valve;
In described columnar body, described through hole surrounding is provided with at least one pod apertures along described columnar body short transverse;
The upper end of described columnar body can be connected with drilling rod, sleeve pipe is entered under making described blowout preventer pressure testing device, the lower end of described columnar body is connected with blanking plug, enter sleeve pipe under described blowout preventer pressure testing device after, the upper end of described columnar body and the connection of described drilling rod are removed, described in be positioned at lower end the opening of round platform and big four coordinate, be connected to the opening part of described big four, described blanking plug is fixed, and described one way valve makes described through hole seal.
2. blowout preventer pressure testing device according to claim 1, it is characterized in that, the upper bottom surface area being positioned at the round platform of upper end in described two round platforms is less than bottom surface area, described in be positioned at the round platform of upper end side can be fixedly connected with described big four by jackscrew.
3. blowout preventer pressure testing device according to claim 1, is characterized in that, the top and bottom of described columnar body are respectively arranged with drilling rod button,
The drilling rod button of the upper end of described columnar body is for connecting described drilling rod;
The drilling rod button of the lower end of described columnar body is for connecting described blanking plug.
4. blowout preventer pressure testing device according to claim 3, is characterized in that,
The drilling rod button of the upper end of described columnar body is box;
The drilling rod button of the lower end of described columnar body is pin thread.
5. blowout preventer pressure testing device according to claim 1, is characterized in that,
Described one way valve is non-return valve.
6. blowout preventer pressure testing device according to claim 1, is characterized in that,
Described through hole surrounding is symmetrically arranged with two pod apertures along described columnar body short transverse.
7. blowout preventer pressure testing device according to claim 6, is characterized in that,
The axis of described pod apertures is parallel with the short transverse of described columnar body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520355640.4U CN204782990U (en) | 2015-05-28 | 2015-05-28 | Preventer pressure testing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520355640.4U CN204782990U (en) | 2015-05-28 | 2015-05-28 | Preventer pressure testing device |
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| Publication Number | Publication Date |
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| CN204782990U true CN204782990U (en) | 2015-11-18 |
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| CN201520355640.4U Active CN204782990U (en) | 2015-05-28 | 2015-05-28 | Preventer pressure testing device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109339730A (en) * | 2018-12-13 | 2019-02-15 | 美钻深海能源科技研发（上海）有限公司 | A kind of test blind flange and preventer encapsulating method for protecting metal sealing cushion ring |
-
2015
- 2015-05-28 CN CN201520355640.4U patent/CN204782990U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109339730A (en) * | 2018-12-13 | 2019-02-15 | 美钻深海能源科技研发（上海）有限公司 | A kind of test blind flange and preventer encapsulating method for protecting metal sealing cushion ring |
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