CN218030069U - Pressure test is thrown and is dragged for integral type device - Google Patents
Pressure test is thrown and is dragged for integral type device Download PDFInfo
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- CN218030069U CN218030069U CN202220714685.6U CN202220714685U CN218030069U CN 218030069 U CN218030069 U CN 218030069U CN 202220714685 U CN202220714685 U CN 202220714685U CN 218030069 U CN218030069 U CN 218030069U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
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Abstract
The utility model provides a pressure testing is thrown and is dragged for integral type device, including throwing and dragging for stopper subassembly and abrasionproof bush subassembly, utilize back type card hole and bush fixture block to throw and drag for stopper subassembly and abrasionproof bush subassembly and link to each other the back, provide liquid flow path for blowout preventer group pressure testing through circulation interface and circulation throat, through two structures in sealed pressure testing pore and cock body seal groove, link to each other the back with the head end in sealed pressure testing pore with the hand pump, pressurize in to sealed pressure testing pore through the hand pump, and then realize detecting the purpose of throwing and dragging for the leakproofness of stopper subassembly and abrasionproof bush subassembly junction. The device has realized the purpose that a string test blowout preventer stack pressure-bearing capacity and seat put abrasionproof bush subassembly, simultaneously the utility model discloses still provide and set up the jackscrew recess on abrasionproof bush subassembly upper portion pipe wall, between two parties when being convenient for fasten, improved drilling operation prescription and follow-up well drilling security.
Description
Technical Field
The utility model relates to an oil gas exploration drilling technical field, more specifically say and relate to a pressure testing is thrown and is dragged for integral type device.
Background
The well control of the well drilling is an extremely important link in the exploration and development process of oil and natural gas, and is also a premise and guarantee of safe production of the oil and the natural gas, the blowout preventer stack is used as a key device for controlling a well head when a secondary well control event occurs, the sealing performance and the bearing capacity of the device are extremely important, and the sealing performance of the blowout preventer stack must be tested before a new open hole is drilled, especially before an oil-gas layer is uncovered. Meanwhile, in order to prevent the drill rod from colliding with the inner wall of the four-way sleeve repeatedly in the drilling process and wearing the four-way sleeve, an anti-abrasion bushing needs to be put into the four-way sleeve before drilling. In combination of the above two points, the existing practice of preparing before performing the operation on site is generally as follows: firstly, combining a pressure test plug, then sending the pressure test plug into a shaft by a drill rod and setting the pressure test plug into a four-way joint of a sleeve to carry out pressure test of a blowout preventer group; then the pressure test plug is taken out, and the abrasion-proof bush is sent into the shaft by the drill rod and is seated in the four-way of the casing. The method needs two times of tubular column operation, consumes longer time and seriously influences the operation time efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model overcomes not enough among the prior art, at present before drilling operation, carry out the pressure testing and sit and put the problem that abrasionproof bush subassembly need move two tubular columns and repeat, break out, provide a pressure testing and throw and drag for integral type device, the device has realized the purpose that the bearing capacity of one tubular column test blowout preventer group was put to the seat abrasionproof bush subassembly, simultaneously the utility model discloses still provide set up the jackscrew recess on abrasionproof bush subassembly upper portion pipe wall, between two parties when being convenient for fasten, improved drilling operation prescription and follow-up drilling safety nature.
The purpose of the utility model is realized by the following technical scheme.
A pressure test casting and fishing integrated device comprises a casting and fishing plug component and an anti-abrasion bush component,
the anti-abrasion bushing assembly comprises a clip hole, an outer pipe body, a jackscrew groove and an outer pipe body sealing groove, the outer pipe body is of a tubular structure with one end open and large, the clip hole is uniformly formed at the open and large end of the outer pipe body along the circumferential direction of the outer pipe body, the jackscrew groove is uniformly formed at the upper part of the outer wall of the outer pipe body along the circumferential direction of the outer pipe body and is used for being matched with a casing head jackscrew so as to achieve the purpose that the anti-abrasion bushing assembly is placed in the middle of a cross joint after the jackscrew is clipped into the jackscrew groove, the outer pipe body sealing groove is formed in the outer wall of the outer pipe body below the jackscrew groove, a sealing packing is arranged in the outer pipe body sealing groove and is used for preventing liquid from flowing into a shaft from an annular space between the anti-abrasion bushing assembly and the casing head in the pressure test process so as to ensure the sealing performance of the shaft, a counterweight interface is formed on the other open inner wall of the outer pipe body and is used for being connected with an aggravating drill rod, and a counterweight tool is connected with the lower part of the aggravating drill rod so as to ensure that the device to enter in the middle and be convenient for screwing on and unscrewing the device;
the plug assembly of putting in and dragging for includes cock body, circulation subassembly and seal assembly evenly form the bush fixture block along its circumferencial direction on the middle part outer wall of cock body, the bush fixture block with return type card hole cooperation, realize putting in and dragging for being connected of plug assembly and abrasionproof bush subassembly, the circulation subassembly includes circulation interface and circulation throat the upper portion of cock body forms a circulation interface the bottom of circulation interface forms a circulation throat, the circulation throat runs through the cock body is linked together with the annular space for blowout preventer pressure testing group provides liquid flow channel, seal assembly includes plug body seal groove and sealed pressure testing pore form the plug body seal groove on the lower part outer wall of cock body set up sealed packing in the plug body seal groove for prevent to put in the pressure testing in-process liquid from putting in and dragging for the annular space between plug assembly and abrasionproof bush subassembly inflow pit shaft and guaranteeing its sealing performance, form a sealed pressure testing pore on the lateral wall of cock body, the head end in sealed pressure testing pore is located the top of cock body, the tail end of sealed pressure testing pore is located adjacent between the plug assembly the annular space and the annular space of putting in and the abrasionproof bush subassembly is used for the seal assembly and the abrasionproof bush subassembly is run through the seal hole and the seal assembly and the wear-proof bush subassembly is connected.
The quantity of the clip holes is four, and the clip holes are adjacent to each other, the included angle between the clip holes is 90 degrees, the clip holes adopt L-shaped structures, the opening of the clip holes is large, so that the lining clamping blocks can enter the clip holes from the opening of the clip holes.
The quantity of bush fixture block is four, and adjacent the contained angle is 90 between the bush fixture block, makes it wedge in the type card downthehole back through corotation bush fixture block to guarantee that running and salvaging plug subassembly and abrasionproof bush subassembly are connected.
The number of the jackscrew grooves is four, and the included angle between every two adjacent jackscrew grooves is 90 degrees.
The number of the outer tube body sealing grooves and the number of the plug body sealing grooves are two.
The upper portion of circulation interface is connected with the drilling rod, the circulation throat is with intercommunication between drilling rod and the annular space, and then provides liquid flow channel for blowout preventer stack pressure testing.
The head end of the sealed pressure testing hole channel is connected with the hand pump, and the hand pump pressurizes the sealed pressure testing hole channel, so that the aim of detecting the sealing performance of the joint of the running and fishing plug assembly and the anti-abrasion bush assembly is fulfilled.
The utility model has the advantages that: the device has simple structure and reliable sealing, the pressure test throwing and fishing integrated device is put into a well, the dual purposes of testing the pressure of the blowout preventer stack and seating the anti-abrasion bush component in the four-way of the casing head can be realized only by moving the pipe column once, and the subsequent reversing and releasing hands can be carried out by taking the pipe column out of the feeding tool, thereby improving the time efficiency of drilling operation;
the jackscrew recess of this device abrasionproof bush subassembly outer wall can guarantee that abrasionproof bush subassembly is placed in the middle in the sleeve pipe cross, has strengthened abrasionproof bush subassembly and the annular space of sleeve pipe cross annular seal's reliability on the one hand, has reduced the collision of drilling tool with abrasionproof bush subassembly inner wall on the one hand, extension drilling tool life has ensured the safety of follow-up operation.
Drawings
Fig. 1 is a schematic structural view of a wear bushing assembly according to the present invention;
FIG. 2 is a schematic structural view of a mid-fishing plug assembly of the present invention;
FIG. 3 is a top view of the present invention;
FIG. 4 is a drawing of a pressure test casting and fishing integrated device;
in the figure: 1 is a clip hole; 2 is an outer tube body; 3 is a jackscrew groove; 4 is a sealing packing; 5 is a counterweight interface; 6. sealing the pressure testing pore passage; 7 is a circulation interface; 8 is a plug body; 9 is a circulation throat; and 10 is a bushing fixture block.
For a person skilled in the art, other relevant figures can be obtained from the above figures without inventive effort.
Detailed Description
The technical solution of the present invention is further explained by the following specific examples.
Examples
A pressure test casting and fishing integrated device comprises a casting and fishing plug component and an anti-abrasion bush component,
the anti-abrasion bushing assembly comprises a clip hole 1, an outer pipe body 2, a jackscrew groove 3 and an outer pipe body sealing groove, the outer pipe body 2 adopts a tubular structure with one end open and large, the clip hole 1 is uniformly formed at the open and large end of the outer pipe body 2 along the circumferential direction, the jackscrew groove 3 is uniformly formed at the upper part of the outer wall of the outer pipe body 2 along the circumferential direction and is used for being matched with a casing head jackscrew so as to achieve the purpose that the anti-abrasion bushing assembly is placed in the middle of a cross joint after the jackscrew is clipped into the jackscrew groove 3, the outer pipe body sealing groove is formed on the outer wall of the outer pipe body 2 below the jackscrew groove 3, a sealing packing 4 is arranged in the outer pipe body sealing groove and is used for preventing liquid from flowing into a shaft from an annular space between the anti-abrasion bushing assembly and the casing head four-way in the pressure test process so as to ensure the sealing performance of the shaft, a counterweight interface 5 is formed on the other open inner wall of the outer pipe body 2 and is used for being connected with an aggravating drill pipe, and a counterweight tool is connected with the lower part of the aggravating drill pipe so as to ensure that the device can enter in the middle and be convenient for being buckled and being buckled on and out of the shaft;
the plug throwing and fishing assembly comprises a plug body 8, a circulating assembly and a sealing assembly, wherein a lining clamping block 10 is uniformly formed on the outer wall of the middle part of the plug body 8 along the circumferential direction of the plug body, the lining clamping block 10 is matched with a reverse clamping hole 1 to realize the connection of the plug throwing and fishing assembly and an abrasion-proof lining assembly, the circulating assembly comprises a circulating interface 7 and a circulating throat 9, the circulating interface 7 is formed at the upper part of the plug body 8, the circulating throat 9 is formed at the bottom end of the circulating interface 7, the circulating throat 9 penetrates through the plug body 8 and is communicated with an annular space and is used for providing a liquid flow channel for the pressure test of the blowout preventer assembly, the sealing assembly comprises a plug body sealing groove and a sealing pressure test pore channel 6, a plug body sealing groove is formed on the outer wall of the lower part of the plug body 8, a sealing packing 4 is arranged in the plug body sealing groove and is used for preventing liquid from flowing into a shaft from the annular space between the plug throwing and the abrasion-proof lining assembly and ensuring the sealing performance of the annular space, a sealing pressure test pore channel 6 is formed on the side wall of the plug body 8, the sealing pressure test pore channel 6 is positioned at the top end of the plug body, the sealing assembly, the tail end of the sealing plug body is positioned between the adjacent annular space of the plug body and is communicated with the abrasion-proof lining assembly, and is used for detecting plug body, and is used for detecting the annular space of the plug body.
The quantity of the clip holes 1 is four, the included angle between the adjacent clip holes 1 is 90 degrees, the clip holes 1 adopt L-shaped structures, the opening of the clip holes 1 is large, so that the lining clip block 10 enters the clip holes 1 from the opening of the clip holes 1.
The quantity of bush fixture block 10 is four, and the contained angle between the adjacent bush fixture block 10 is 90, makes it wedge in returning the type card hole 1 through corotation bush fixture block 10 to guarantee to throw and drag for the plug subassembly and be connected with the abrasionproof bush subassembly.
The number of the jackscrew grooves 3 is four, and the included angle between every two adjacent jackscrew grooves 3 is 90 degrees.
The number of the outer tube body sealing grooves and the number of the plug body sealing grooves are two.
The upper part of the circulation interface 7 is connected with the drill rod, and the circulation throat 9 is used for communicating the drill rod with the annular space, so that a liquid flow channel is provided for pressure test of the blowout preventer stack.
The head end of the sealing pressure test hole channel 6 is connected with the hand pump, and the hand pump pressurizes the sealing pressure test hole channel 6, so that the aim of detecting the sealing property of the joint of the running and fishing plug assembly and the anti-abrasion bush assembly is fulfilled.
The working principle is as follows: corotation is thrown and is dragged for the plug assembly, wedge bush fixture block 10 in the type card hole 1 of returning of abrasionproof bush subassembly, realize the connection of two upper and lower subassemblies of this device, use the hand pump to throw and drag for sealed pressure testing pore 6 on the plug assembly and suppress, detect this device junction sealing performance, device lower part counter weight interface connection aggravates the drilling rod, be convenient for detain on circulation interface and the conventional drilling rod, the drilling rod is sent into one by one and is sat to the sleeve pipe cross in, screw up jackscrew card and go into jackscrew recess 3, fixed and abrasionproof bush subassembly placed in the middle, through circulation throat 9 test blowout preventer pressure-bearing capacity, after the examination end, the reversal is sent into the instrument and is thrown and dragged for the plug assembly and take off the hand with abrasionproof bush subassembly, realize a tubular column pressure testing and sit the mesh of abrasionproof bush.
Spatially relative terms, such as "upper," "lower," "left," "right," and the like, may be used in the embodiments for ease of description to describe one element or feature's relationship to another element or feature as illustrated in the figures. It will be understood that the spatial terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "lower" can encompass both an upper and a lower orientation. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
Moreover, relational terms such as "first" and "second," and the like, may be used solely to distinguish one element from another element having the same name, without necessarily requiring or implying any actual such relationship or order between such elements.
The present invention has been described in detail, but the above description is only a preferred embodiment of the present invention, and should not be construed as limiting the scope of the present invention. The equivalent changes and improvements made according to the application scope of the present invention should be still included in the patent coverage of the present invention.
Claims (7)
1. The utility model provides a pressure testing is thrown and is dragged for integral type device which characterized in that: comprises a throwing and fishing plug component and an anti-abrasion bush component,
the anti-abrasion bush assembly comprises a clip hole, an outer pipe body, a jackscrew groove and an outer pipe body sealing groove, the outer pipe body is of a tubular structure with one end open and the other end large, the clip hole is uniformly formed at the open and large end of the outer pipe body along the circumferential direction of the outer pipe body, the jackscrew groove is uniformly formed at the upper part of the outer wall of the outer pipe body along the circumferential direction of the outer pipe body, the outer pipe body sealing groove is formed in the outer wall of the outer pipe body below the jackscrew groove, a sealing packing is arranged in the outer pipe body sealing groove, and a counterweight interface is formed on the inner wall of the other opening of the outer pipe body;
the plug assembly of salvaging comprises a plug body, a circulation assembly and a sealing assembly, wherein a bushing clamping block is uniformly formed on the outer wall of the middle part of the plug body along the circumferential direction of the plug body, the bushing clamping block is matched with the return type clamping hole, the circulation assembly comprises a circulation interface and a circulation throat, the upper part of the plug body forms the circulation interface, the bottom end of the circulation interface forms the circulation throat, the circulation throat penetrates through the plug body and an annular space, the sealing assembly comprises a plug body sealing groove and a sealing pressure testing pore, a plug body sealing groove is formed on the outer wall of the lower part of the plug body, a sealing packing is arranged in the plug body sealing groove, a sealing pressure testing pore is formed on the side wall of the plug body, the head end of the sealing pressure testing pore is located at the top end of the plug body, the tail end of the sealing pressure testing pore is located adjacent to the position between the plug body, and the annular space between the plug assembly of salvaging plug and the plug body are communicated with the sealing groove.
2. The pressure test throwing and fishing integrated device according to claim 1, characterized in that: the quantity of the clip holes is four, and the clip holes are adjacent to each other, the included angle between the clip holes is 90 degrees, the clip holes adopt L-shaped structures, the opening of the clip holes is large, so that the lining clamping blocks can enter the clip holes from the opening of the clip holes.
3. The pressure test throwing and fishing integrated device according to claim 2, characterized in that: the number of the lining clamping blocks is four, the included angle between every two adjacent lining clamping blocks is 90 degrees, and the lining clamping blocks are wedged into the square-shaped clamping holes through the forward rotation lining clamping blocks.
4. The pressure test throwing and fishing integrated device according to claim 1, characterized in that: the number of the jackscrew grooves is four, and the included angle between every two adjacent jackscrew grooves is 90 degrees.
5. The pressure test casting and fishing integrated device of claim 1, which is characterized in that: the number of the outer tube body sealing grooves and the number of the plug body sealing grooves are two.
6. The pressure test throwing and fishing integrated device according to claim 1, characterized in that: the upper part of the circulation interface is connected with the drill rod, and the circulation throat is used for communicating the drill rod with the annular space.
7. The pressure test throwing and fishing integrated device according to claim 1, characterized in that: the head end of the sealed pressure testing pore passage is connected with the hand pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220714685.6U CN218030069U (en) | 2022-03-30 | 2022-03-30 | Pressure test is thrown and is dragged for integral type device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220714685.6U CN218030069U (en) | 2022-03-30 | 2022-03-30 | Pressure test is thrown and is dragged for integral type device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218030069U true CN218030069U (en) | 2022-12-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220714685.6U Active CN218030069U (en) | 2022-03-30 | 2022-03-30 | Pressure test is thrown and is dragged for integral type device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218030069U (en) |
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2022
- 2022-03-30 CN CN202220714685.6U patent/CN218030069U/en active Active
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