CN207017971U - A kind of replaceable oil circuit attachment means and attachment structure for ram preventer - Google Patents
A kind of replaceable oil circuit attachment means and attachment structure for ram preventer Download PDFInfo
- Publication number
- CN207017971U CN207017971U CN201720689680.1U CN201720689680U CN207017971U CN 207017971 U CN207017971 U CN 207017971U CN 201720689680 U CN201720689680 U CN 201720689680U CN 207017971 U CN207017971 U CN 207017971U
- Authority
- CN
- China
- Prior art keywords
- disk body
- preventer
- oil circuit
- connection
- housing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Earth Drilling (AREA)
Abstract
The utility model discloses a kind of replaceable oil circuit attachment means and attachment structure for ram preventer, including connecting disk body, the middle part of the connection disk body is provided with mounting hole, internal thread is provided with the mounting hole, the connection disk body is surrounded by connecting bolt be connected with preventer housing, described to connect that disk body is upper to be additionally provided with sealing device in the periphery of mounting hole.The utility model is simple in construction; the problem of can not being used after thread abrasion effectively being prevented or be damaged; can be in preventer housing oil circuit interface NPT thread abrasions or after being damaged; it is convenient for changing preventer oil circuit interface; preventer housing can effectively be protected; extend its service life, can be used as with the spare interface of oil communication standby, do not influence site operation.
Description
Technical field
It the utility model is related to drilling well-head control ram preventer technical field, and in particular to one kind is prevented for flashboard
Replaceable the oil circuit attachment means and attachment structure of spray apparatus.
Background technology
At present, the oil circuit interface of ram preventer be divided into open oil circuit and close oil circuit, respectively with the unlatching chamber of preventer
Connected with chamber is closed.Original oil circuit interface is that NPT screw threads are directly processed on preventer housing.The control of remote control unit
Pipeline is connected directly between on preventer housing NPT screw threads, and pipe wrench is urgent, is realized and sealed by NPT screw threads itself.It is mainly lacked
Point：
1.NPT screw threads carry 1 for itself:The screw thread of 16 tapers can just realize sealing, it is necessary to which pipe wrench is urgent；
2. the oil circuit interface of preventer is exposed in site environment after being connected with control unit pipeline, easily by execute-in-place
Instrument (elevator, pipe wrench, drilling rod short circuit etc.) is encountered, and screw thread is caused to damage；
3. the maintenance of preventer after the completion of delivery test, job site etc. is required for often dismounting control pipeline and blowout prevention
Device oil circuit interface, different degrees of abrasion can be caused to screw thread；
4. once damaging, whole housing will be scrapped for oil circuit interface thread on preventer housing, housing be preventer most
Main part, cost are also most expensive；
At the construction field (site), if it find that oil circuit interface thread damages, normal use preventer is will be unable to, drilling well is influenceed and applies
Work.
The content of the invention
The defects of the purpose of this utility model exists aiming at prior art, there is provided it is a kind of simple in construction, can effectively it prevent
Only thread abrasion or the problem of can not use after being damaged, can directly change connector, can effectively protect preventer housing, extend
Its service life, the replaceable oil circuit attachment means for ram preventer of site operation are not influenceed.
The utility model also provides a kind of attachment structure with above-mentioned attachment means.
The technical solution of the utility model is：A kind of replaceable oil circuit attachment means for ram preventer, including even
Disk body is connect, the middle part of the connection disk body is provided with mounting hole, and internal thread, the surrounding of the connection disk body are provided with the mounting hole
Provided with the connecting bolt being connected with preventer housing, disk body is upper is additionally provided with sealing device in the periphery of mounting hole for the connection.
The sealing device includes the groove on connection disk body and the O-ring seal in groove.
A kind of replaceable oil passage connection structure for ram preventer, including preventer housing, the preventer housing
It is interior to be provided with oil circuit, the spare interface with oil communication is provided with the preventer housing, the outside of the preventer housing is removable
Unload and be connected with connection disk body, the mounting hole in the middle part of the connection disk body is connected with spare interface；
Ream is provided with the preventer housing at spare interface to justify, the ream justifies the external diameter with being connected disk body connection end
It is adapted；
The mounting hole of the connection disk body and the control pipeline of remote control unit connect.
The connection disk body is provided with the connecting bolt being detachably connected with preventer housing.
The external peripheral surface of the preventer housing realizes sealing by connecting the O-ring seal on disk body.
The utility model compared with prior art, has advantages below：It is simple in construction, can effectively prevent thread abrasion or
The problem of can not being used after being damaged, it can be convenient for changing in preventer housing oil circuit interface NPT thread abrasions or after being damaged
Preventer oil circuit interface, preventer housing can be effectively protected, extends its service life, the spare interface with oil communication can conduct
It is standby, do not influence site operation.
Brief description of the drawings
Fig. 1 is connection diagram of the present utility model；
Fig. 2 is oil circuit attachment means partial schematic diagram of the present utility model；
Fig. 3 is the structural representation of preventer housing spare interface of the present utility model；
In figure：1st, disk body is connected, 2, mounting hole, 3, internal thread, 4, preventer housing, 5, connecting bolt, 6, control pipeline,
7th, groove, 8, O-ring seal, 9, oil circuit, 10, spare interface, 11, ream circle, 12, remote control unit.
Embodiment
Here is that the utility model is further illustrated in conjunction with the accompanying drawings and embodiments.
Reference picture 1- Fig. 3, a kind of replaceable oil circuit attachment means for ram preventer, including connection disk body 1, connection
The middle part of disk body 1 is provided with mounting hole 2, is provided with internal thread 3 in mounting hole 2, internal thread 3 is also NPT screw threads.Connect the four of disk body 1
Week is provided with the connecting bolt 5 being connected with preventer housing 4, can be by connection disk body 1 and preventer housing 4 by connecting bolt 5
It is mutually fixed, and the internal thread 3 by being set on mounting hole 2 can link together with the control pipeline 6 of remote control unit 12,
It can so prevent after being encountered by execute-in-place instrument (elevator, pipe wrench, drilling rod short circuit etc.) and causing damage to screw thread, to preventer
Housing 4 is damaged, and need not so change preventer housing 4, need to only be changed connection disk body 1, be extended preventer housing 4
Service life.
Sealing device is additionally provided with positioned at the periphery of mounting hole 2 on connection disk body 1, wherein, sealing device is included positioned at connection
Groove 7 on disk body 1 and the O-ring seal in groove 78, can be to connection disk body 1 and preventer by O-ring seal 8
Housing 4 is sealed, and prevents oil circuit from revealing.
A kind of replaceable oil passage connection structure for ram preventer, including preventer housing 4, in preventer housing 4
The spare interface 10 connected with oil circuit 9 is provided with provided with oil circuit 9, in preventer housing 4, spare interface 10 is with NPT screw threads
Hole, after the internal thread 3 for connecting the interior installing hole 2 of disk body 1 damages, can make the control pipeline 6 of remote control unit 12 directly with it is standby
Connected with interface 10, do not influence site operation.
The outside of preventer housing 4 is removably connected with connection disk body 1, and the mounting hole 2 at the middle part of connection disk body 1 connects with standby
Mouthfuls 10 are connected, and such oil circuit 9 is connected by spare interface 10 with being connected the mounting hole 2 of disk body 1, and by mounting hole 2 at
The control pipeline 6 of remote control unit 12 connects.
Ream circle 11 is provided with spare interface 10 on described in preventer housing 4, ream circle 11 is with being connected the connection end of disk body 1
External diameter be adapted, the connection end for connecting disk body 1 can be positioned by ream circle 11, improves joint efficiency and installation is reliable
Property.
In normal work, such as Fig. 1, control pipeline 6 and oil circuit attachment means connect disk body 1 by mounting hole 2 at
Internal thread 3 is NPT threaded connections, and remote control unit 12 is led to by controlling pipeline 6 to give the delivery hydraulic pressure of preventer housing 4 oil
Cross the Push And Release that oil circuit 9 is used to control ram block.Such as Fig. 2, connecting bolt 5 of the disk body 1 by interior hexagonal cylindrical head is connected
It is connected on preventer housing 4, and end face seal is realized by O-ring seal 8.Interior spiral shell at the connection upper installing hole 2 of disk body 1
After line 3 wears or is damaged, the i.e. replaceable terminal pad body 1 of interior hexagonal cylindrical head connecting bolt 5 of dismantling, or directly use blowout prevention temporarily
The spare interface 10 of device housing 4, it is easy to operate and preventer housing 4 can be effectively protected, ensure construction speed.
The utility model is not limited to above-mentioned embodiment, in those skilled in the art's possessed knowledge,
It can also be made a variety of changes on the premise of the utility model aims are not departed from, the content after change still falls within the utility model
Protection domain.
Claims (5)
1. a kind of replaceable oil circuit attachment means for ram preventer, including connection disk body, it is characterised in that：The connection
The middle part of disk body is provided with mounting hole, and internal thread is provided with the mounting hole, and the connection disk body is surrounded by and preventer shell
The connecting bolt of body connection, disk body is upper is additionally provided with sealing device in the periphery of mounting hole for the connection.
A kind of 2. replaceable oil circuit attachment means for ram preventer according to claim 1, it is characterised in that：Institute
Stating sealing device includes the groove on connection disk body and the O-ring seal in groove.
3. a kind of attachment structure with the replaceable oil circuit attachment means for being used for ram preventer claim 1 or 2 described, bag
Include preventer housing, it is characterised in that：Oil circuit is provided with the preventer housing, is provided with the preventer housing and connects with oil circuit
Logical spare interface, is removably connected with connection disk body on the outside of the preventer housing, the installation in the middle part of the connection disk body
Hole is connected with spare interface；
Ream is provided with the preventer housing at spare interface to justify, the ream circle is mutually fitted with being connected the external diameter of disk body connection end
Match somebody with somebody；
The mounting hole of the connection disk body and the control pipeline of remote control unit connect.
4. attachment structure according to claim 3, including preventer housing, it is characterised in that：Set on the connection disk body
There is the connecting bolt being detachably connected with preventer housing.
5. attachment structure according to claim 3, including preventer housing, it is characterised in that：The preventer housing
External peripheral surface realizes sealing by connecting the O-ring seal on disk body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720689680.1U CN207017971U (en) | 2017-06-14 | 2017-06-14 | A kind of replaceable oil circuit attachment means and attachment structure for ram preventer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720689680.1U CN207017971U (en) | 2017-06-14 | 2017-06-14 | A kind of replaceable oil circuit attachment means and attachment structure for ram preventer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207017971U true CN207017971U (en) | 2018-02-16 |
Family
ID=61486337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720689680.1U Active CN207017971U (en) | 2017-06-14 | 2017-06-14 | A kind of replaceable oil circuit attachment means and attachment structure for ram preventer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207017971U (en) |
-
2017
- 2017-06-14 CN CN201720689680.1U patent/CN207017971U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206174914U (en) | Preventer is proclaimed oneself to oil well pole pipe | |
| CN109025887B (en) | Full-hydraulic intelligent wellhead integrated device | |
| CN207017971U (en) | A kind of replaceable oil circuit attachment means and attachment structure for ram preventer | |
| US7267179B1 (en) | Method for rapid installation of a smaller diameter pressure control device usable on blow out preventers | |
| CN204007998U (en) | Joint hoop screwing machine with effects torsion calibration device | |
| CN205538089U (en) | Pressure gauge bellows pressure measurement protection device in pit | |
| CN205225131U (en) | Hole digger is prevented spouting by sleeve pipe | |
| CN100483003C (en) | Plugging device for pipe under pressure and its operation method | |
| CN208267818U (en) | A kind of oil exploitation preventer being easily installed | |
| CN204094186U (en) | High pressure manual hole making drill | |
| CN200989509Y (en) | Spigot-and-socket multifunction fast urgent repair device | |
| CN106368942A (en) | Reciprocating pump cylinder sleeve compression device | |
| CN207261719U (en) | A kind of quick device with pressure for replacing valve greasing mouth | |
| CN107345613A (en) | A kind of pipeline patching device | |
| CN202249812U (en) | Drill rod capable of directional drilling and signal transmission | |
| CN204372439U (en) | Can quick mounting blocking flange spool | |
| CN103967442B (en) | Boll-weevil hanger cable penetration device mesoporous metal sealing device | |
| CN216240542U (en) | Pressure relief tool for wellhead of screw pump well | |
| CN210802507U (en) | Online blockage removing tool | |
| CN204877399U (en) | But glib cover of pressure release oil well | |
| CN208348729U (en) | Water level observation pipe connection | |
| CN202745712U (en) | Eccentric adapter connector | |
| CN105437122A (en) | Spanner | |
| CN202501096U (en) | Positioning and sealing device for valve stem of valve | |
| CN206111670U (en) | Improve pump body flowing back structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 257000 Shengli Industrial Park, Dongying City, Shandong Province, South of the Second South Road and East of the Sixth West Road Patentee after: Weifei Marine Equipment Manufacturing Co., Ltd. Address before: 257000 Shengli Industrial Park, Dongying City, Shandong Province, South of the Second South Road and East of the Sixth West Road Patentee before: Shandong Kerui Well Control System Manufacturing Co., Ltd. |
|
| CP01 | Change in the name or title of a patent holder |