CN208594901U - Oil production tree of mechanical oil production well - Google Patents
Oil production tree of mechanical oil production well Download PDFInfo
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- CN208594901U CN208594901U CN201821053591.9U CN201821053591U CN208594901U CN 208594901 U CN208594901 U CN 208594901U CN 201821053591 U CN201821053591 U CN 201821053591U CN 208594901 U CN208594901 U CN 208594901U
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- Pipeline Systems (AREA)
Abstract
The utility model provides a motor-driven oil production well production tree. The utility model provides a motor-driven oil production well production tree, include: the device comprises a casing gate and a testing plug, wherein a connecting pipeline is arranged between the casing gate and the testing plug; the pressure relief device also comprises a pressure relief pipeline and a pressure relief valve arranged on the pressure relief pipeline; the pressure relief pipeline is communicated with the connecting pipeline. The utility model discloses a connecting tube between test end cap and sleeve pipe gate sets up the pressure release passageway, and installs the relief valve on the pressure release passageway, opens the pressure release valve and makes oil gas pass through the pressure release passageway discharge pressure release in the connecting tube, when twisting out the test end cap, and the test end cap can not fly out and injure the testing personnel, causes the threat to testing personnel's personal safety, guarantees testing personnel's safety.
Description
Technical field
The utility model relates to oilfield exploitation technical field more particularly to a kind of machine-pumped oil well production trees.
Background technique
When the energy of shaft bottom crude oil is not enough to crude oil giving rise to ground from shaft bottom, the tripping in oil well pump in oil well is needed
Crude oil is extracted into ground, this oil well is commonly referred to as machine-pumped oil well.In machine-pumped oil well, it usually needs ring between test oil pipe and casing
The liquid level in shape space determines the depth of setting of oil well pump with this and formulates reasonable oil well pump working system.
When testing the liquid level of annular space between machine-pumped oil well oil pipe and casing, liquid level usually is connected in production tree
Test device is tested.Existing production tree includes between sleeve gate, test plug and sleeve gate and test plug
Connecting pipe, one end of connecting pipe is equipped with threaded hole, and test plug screw thread is threadedly coupled with threaded hole.Test liquid level
When, it is first shut off the sleeve gate of production tree, disassembly test plug is then beaten, connects liquid level test device, open sleeve gate
Carry out liquid level test.
But sleeve gate, by oil gas corrosion or affected by high and sole mass and maintenance status, oil gas is easy from casing
Gate leakage, so that directly plug is tested in disassembly there are certain pressure in connecting pipe between sleeve gate and test plug
Liquid level test device is connected, plug is tested under the effect of the pressure and is easy to fly out, tester is injured, to the person of tester
Safety threatens.
Utility model content
The utility model provides a kind of machine-pumped oil well production tree, when solving to test liquid level in the prior art, directly tears open
Test plug connection liquid level test device is unloaded, plug is tested under the action of pressure in connecting pipe and is easy to fly out, cause to test
Personal injury, the technical issues of threatening to the personal safety of tester.
The utility model provides a kind of machine-pumped oil well production tree, including sleeve gate and test plug, and described sleeve pipe gate
There is connecting pipe between the test plug；It further includes relief pipeline and the pressure release that is mounted on the relief pipeline
Valve；The relief pipeline is connected to the connecting pipe.
Machine-pumped oil well production tree as described above, wherein the relief valve is threadedly coupled with the relief pipeline.
Machine-pumped oil well production tree as described above, wherein the relief pipeline and the connecting pipe flanged joint.
Machine-pumped oil well production tree as described above, wherein the machine-pumped oil well production tree further includes test pipeline and is mounted on
Pressure gauge on the test pipeline；The test pipeline is connected to the connecting pipe.
Machine-pumped oil well production tree as described above, wherein the pressure gauge is threadedly coupled with the test pipeline.
Machine-pumped oil well production tree as described above, wherein the test pipeline and the connecting pipe flanged joint.
Machine-pumped oil well production tree as described above, wherein the machine-pumped oil well production tree further includes being mounted on the test pipeline
On test valve, the test valve is between the pressure gauge and the connecting pipe.
Machine-pumped oil well production tree as described above, wherein the test valve is threadedly coupled with the test pipeline.
Machine-pumped oil well production tree as described above, wherein the connecting pipe include the first segment pipe, the second segment pipe and
One end of third segment pipe, first segment pipe is fixedly connected with described sleeve pipe gate, one end of the third segment pipe with
The test plug is fixedly connected；The machine-pumped oil well production tree further includes the first three-way connection and the second three-way connection；Described
The first interface of one three-way connection is fixedly connected with the other end of first segment pipe, and the second of first three-way connection connects
Mouth is fixedly connected with one end of second segment pipe, and third interface and the relief pipeline of first three-way connection are fixed
Connection；The first interface of second three-way connection is fixedly connected with the other end of second segment pipe, second threeway
The second interface of connector is fixedly connected with the other end of the third segment pipe, the third interface of second three-way connection
It is fixedly connected with the test pipeline.
Machine-pumped oil well production tree as described above, wherein the connecting pipe includes the first segment pipe and the second segment pipe, institute
The one end for stating the first segment pipe is fixedly connected with described sleeve pipe gate, and one end of second segment pipe and the test plug are solid
Fixed connection；The machine-pumped oil well production tree further includes four-way connection, the first interface of the four-way connection and first segment pipe
The other end be fixedly connected, the second interface of the four-way connection is fixedly connected with the other end of second segment pipe, described
The third interface of four-way connection is fixedly connected with the relief pipeline, the 4th interface and the test pipeline of the four-way connection
It is fixedly connected.
Machine-pumped oil well production tree provided by the utility model is set by the connecting pipe between test plug and sleeve gate
Pressure release passage is set, and relief valve is installed on pressure release passage, opening relief valve arranges oil gas in connecting pipe by pressure release passage
Pressure release out, when back-outing test plug, test plug, which will not fly out, injures tester, causes to the personal safety of tester
It threatens, guarantees the safety of tester.
Detailed description of the invention
By referring to accompanying drawing described in detail below, the above and other purpose of the utility model embodiment, feature and excellent
Point will become more clearly understood from.In the accompanying drawings, by by example and it is unrestricted in a manner of multiple implementations to the utility model
Example is illustrated, in which:
Fig. 1 is the structural schematic diagram for the machine-pumped oil well production tree that the utility model embodiment one provides；
Fig. 2 is the structural schematic diagram for the machine-pumped oil well production tree that the utility model embodiment two provides；
Fig. 3 is the structural schematic diagram for the machine-pumped oil well production tree that the utility model embodiment three provides；
Fig. 4 is the structural schematic diagram for the machine-pumped oil well production tree that the utility model embodiment four provides；
Fig. 5 is the structural schematic diagram for the machine-pumped oil well production tree that the utility model embodiment five provides；
Fig. 6 is the structural schematic diagram for the machine-pumped oil well production tree that the utility model embodiment six provides.
Description of symbols:
1: sleeve gate；2: test plug；
3: connecting pipe；31: the first segment pipes；
32: the second segment pipes；3: third segment pipe；
4: relief pipeline；41: pressure relief opening；
5: relief valve；6: test pipeline；
7: pressure gauge；8: test valve；
9: the first three-way connections；10: the second three-way connections；
11: four-way connection；12: lower four-way connection；
13: master valve；14: upper four-way connection；
15: production gate；16: flow controller；
17: paraffin valve.
Specific embodiment
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, it is intended to for explaining the utility model, and should not be understood as to the utility model
Limitation.
Fig. 1 is the structural schematic diagram for the machine-pumped oil well production tree that the utility model embodiment one provides, referring to Fig.1, this implementation
Example provides a kind of machine-pumped oil well production tree, including sleeve gate 1 and test plug 2, and has between sleeve gate 1 and test plug 2
There is connecting pipe 3.And the present embodiment machine-pumped oil well production tree further includes relief pipeline 4 and the pressure release that is mounted on relief pipeline 4
Valve 5；Relief pipeline 4 is connected to connecting pipe 3.
Machine-pumped oil well production tree is typically provided with multiple valves, to control and adjust oil well production.Some specifically used
Machine-pumped oil well production tree may include master valve 13, production gate 15, flow controller 16, paraffin valve 17, sleeve gate 1 and lower four
Pass joint 12, upper four-way connection 14.Wherein, master valve 13 is used for the switch of the main latus rectum of production tree.Production gate 15 is for controlling
The output and closing of oil well fluid.Flow controller 16 is used to control the size degree of fluid channel.Paraffin valve 17 for test or
The open and close of wax removal operation.Sleeve gate 1 is used for the control of oil jacket annulus pressure.Master valve 13, production gate 15, throttling
Device 16, paraffin valve 17, sleeve gate 1 can be valve mechanism in the prior art, and the utility model embodiment does not do this
It limits.
Specifically, the first interface of lower four-way connection 12 hangs oil pipe, casing etc., lower four-way connection by pipeline, connector
12 second interface and third interface is respectively fixedly connected with two sleeve gates 1, and the 4th interface of lower four-way connection 12 is fixed
Connect master valve 13.Also, four interfaces of lower four-way connection 12 are in cross-shaped structure, and first interface straight down, cooperates
Oil pipe, casing of tripping in pit shaft etc., second interface and third interface bilateral symmetry, the 4th interface is straight up.
Four interfaces of upper four-way connection 12 are also in cross-shaped structure, the first interface and master valve 13 of upper four-way connection 12
Upper end be fixedly connected, the second interface of upper four-way connection 12 is fixedly connected with production gate 15, produces gate 15 far from upper four
One end of pass joint 12 is fixedly connected with flow controller 16.The third interface of upper four-way connection 12 is as its second interface, successively
It is fixedly connected with production gate 15 and flow controller 16.4th interface of upper four-way connection 12 is fixedly connected with paraffin valve 17.
Preferably, above-mentioned to be respectively fixedly connected as flanged joint, it connects reliable and stable.
Certainly, the above-mentioned valve of machine-pumped oil well production tree can also have other erection sequences, and machine-pumped oil well production tree may be used also
To be equipped with other valves, the utility model embodiment is not limited this.
In machine-pumped oil well during normal production, annular space has a liquid level between oil pipe and casing, is called hydrodynamic face, anti-
An important parameter for reflecting stratum fluid supply capacity is the important evidence that oil field determines reasonable submergence, formulates reasonable working system.
Therefore, machine-pumped oil well production tree further includes test plug 2 and connecting pipe 3.One end of connecting pipe 3 and the fixed company of sleeve gate 1
It connects, the other end of connecting pipe 3 is equipped with threaded hole.Test plug 2 includes threaded joints and the tool connecting with operation spanner
Interconnecting piece, threaded hole are threadedly coupled, and work interconnecting piece is generally hexagonal prism or tetragonal prism, are connect with operation spanner.It opens and surveys
Plug 2 is tried, connection liquid level test device carries out level gauging.
The present embodiment machine-pumped oil well production tree further includes relief pipeline 4 and relief valve 5, wherein relief pipeline 4 and connecting pipe
3 connections, relief pipeline 4 can be threadedly coupled with connecting pipe 3, alternatively, relief pipeline 4 and connecting pipe 3 can also pass through pipe
Connector is fixedly connected, then alternatively, relief pipeline 4 and 3 flanged joint of connecting pipe.Relief pipeline 4 can be existing petroleum and connect
Adapter tube road, it is preferable that its size is consistent with 3 size of connecting pipe, facilitates connection.The other end of relief pipeline 4 is pressure relief opening 41,
Relief valve 5 is opened, oil gas in connecting pipe 3 is discharged and carries out pressure release.Optionally, pressure relief opening 41 can also connect collection device, receive
Collect the oil gas being discharged in connecting pipe 3, prevents pollution environment.
Relief valve 5 can be Spring-Loaded Pressure Relief Valve, be also possible to lever relief valve；Relief valve 5 can also be existing
Shut-off valve.The utility model embodiment to the specific structure of relief valve 5 without limitation.Relief valve 5 and relief pipeline 4 can be with screw threads
Connection, can also be by flanged joint, it is not limited here.Preferably, relief valve 5 is threadedly coupled with relief pipeline 4, installation letter
It is single, it is connected firmly.
Machine-pumped oil well production tree provided in this embodiment passes through the connecting pipe 3 between test plug 2 and sleeve gate 1
Pressure release passage 4 is set, and relief valve 5 is installed on pressure release passage 4.Needing to connect level gauging device measurement hydrodynamic face
When height, sleeve gate 1 is first closed, then open relief valve 5, pressure release is discharged by pressure release passage 4 in the oil gas in connecting pipe 3.
When tester observes that no oil gas is discharged from pressure relief opening 41, removes test plug 2 and connects level gauging device,
It is then shut off relief valve 5 and sleeve gate 1, level gauging device is opened and tests dynamic liquid level height.Due to utilizing relief valve 5
Pressure release is carried out to connecting pipe 3 with relief pipeline 4, when plug 2 is tested in disassembly, there is no pressure, tests in connecting pipe 3
Plug 2, which will not fly out, injures tester, safe operation process.
Machine-pumped oil well production tree provided in this embodiment is arranged by the connecting pipe between test plug and sleeve gate
Pressure release passage, and relief valve is installed on pressure release passage, opening relief valve is discharged oil gas in connecting pipe by pressure release passage
Pressure release, when back-outing test plug, test plug, which will not fly out, injures tester, causes prestige to the personal safety of tester
The side of body, guarantees the safety of tester.
Preferably, relief pipeline 4 and 3 flanged joint of connecting pipe.For example, connecting pipe 3 includes two segment pipes, two sections of pipes
The end in road is designed with ring flange.Wherein one end of a segment pipe is equipped with ring flange, and 1 flanged joint of sleeve gate, wherein separately
One end of one segment pipe is equipped with test plug 2, and two segment pipe spacer flangers connect the first three-way connection 9, the first three-way connection 9
Third interface and relief pipeline 4 flanged joint.Relief pipeline 4 and 3 flanged joint of connecting pipe, connection sealing are good.
Fig. 2 is the structural schematic diagram for the machine-pumped oil well production tree that the utility model embodiment two provides, referring to Fig. 2, this implementation
Example machine-pumped oil well production tree further includes the pressure gauge 7 testing pipeline 6 and being mounted on test pipeline 6；Test pipeline 6 and connecting tube
Road 3 is connected to.
On the basis of the above embodiments, in order to accurately obtain the pressure in connecting pipe 3, the present embodiment machine-pumped oil well recovers the oil
Tree further includes test pipeline 6 and pressure gauge 7.Wherein, test pipeline 6 is connected to connecting pipe 3, tests pipeline 6 and connecting pipe
3 can be threadedly coupled；Alternatively, test pipeline 6 can also be fixedly connected with connecting pipe 3 by pipe fitting；Again alternatively, testing tube
Road 6 and 3 flanged joint of connecting pipe.Test pipeline 6 can be existing petroleum connecting pipe, it is preferable that its size with connect
3 size of pipeline is consistent, facilitates connection.The other end of test pipeline 6 can be sealed equipped with end cap；Alternatively, test pipeline 6
The other end be sealed equipped with flange.
Pressure gauge 7 can be existing pressure meter structure, and the utility model embodiment does not limit this.Preferably, it presses
Power table 7 is threadedly coupled with test pipeline 6, is connected simple and reliable.
In the present embodiment, the pressure in connecting pipe 3 can be obtained in real time by pressure gauge 7, not only make tester
The pressure release process of pressure release passage 4 is obtained, determination determines whether the whether complete pressure release of connecting pipe 3, and in process of production, pressure
Power table 7 can also monitor the pressure in connecting pipe 3, thus staff can judge the leakage situation of sleeve gate 1.
As a preferred embodiment, pipeline 6 and 3 flanged joint of connecting pipe are tested.For example, connecting pipe 3 includes
The end of two segment pipes, two segment pipes is designed with ring flange.Wherein one end of a segment pipe is equipped with ring flange, with sleeve gate 1
Flanged joint, wherein one end of another segment pipe is equipped with test plug 2, two segment pipe spacer flangers connect the first three-way connection
9 and second three-way connection 10, wherein the third interface and 4 flanged joint of relief pipeline of the first three-way connection 9, the two or three connects
First 10 third interface and test 6 flanged joint of pipeline.
The leakproofness of connecting pipe 3 is influenced in order to avoid excessive connector is arranged in connecting pipe 3, in some embodiments
In, test pipeline 6 is fixedly connected with relief pipeline 4, and is tested pipeline 6 and be located at the one end of relief pipeline 4 far from pressure relief opening 41.
Fig. 3 is the structural schematic diagram for the machine-pumped oil well production tree that the utility model embodiment three provides, referring to Fig. 3, this implementation
Example machine-pumped oil well production tree further includes the test valve 8 being mounted on test pipeline 6, and test valve 8 is located at pressure gauge 7 and connecting pipe 3
Between.
On the basis of the above embodiments, disassembly pressure gauge 7 is overhauled, is replaced for convenience, the present embodiment machine-pumped oil well
Production tree further includes the test valve 8 on test pipeline 6, tests valve 8 between pressure gauge 7 and connecting pipe 3.Work as needs
When disassembly pressure gauge 7 is overhauled or replaced, pressure gauge 7 is dismantled after closing test valve 8.
Test valve 8 can be the valves such as hand-operated valve, solenoid valve, pneumatic operated valve, knot of the utility model embodiment to test valve 8
Structure is without limitation.Preferably, test valve 8 is shut-off valve.Test valve 8 can be threadedly coupled with test pipeline 6, can also pass through method
Orchid connection, it is not limited here.Preferably, test valve 8 is threadedly coupled with test pipeline 6, and installation is simple, is connected firmly.
Fig. 4 is the structural schematic diagram for the machine-pumped oil well production tree that the utility model embodiment four provides.
In some embodiments, it is solid by three-way connection and connecting pipe 3 respectively that pipeline 6 and relief pipeline 4 are tested
Fixed connection.Referring in particular to Fig. 4, connecting pipe 3 includes the first segment pipe 31, the second segment pipe 32 and third segment pipe 33, the
One end of one segment pipe 31 is fixedly connected with sleeve gate 1, and one end of third segment pipe 33 is fixedly connected with test plug 2；Machine
Adopting well production tree further includes the first three-way connection 9 and the second three-way connection 10；The first interface and first segment of first three-way connection 9
The other end of pipeline 31 is fixedly connected, and the second interface of the first three-way connection 9 is fixedly connected with one end of the second segment pipe 32, the
The third interface of one three-way connection 9 is fixedly connected with relief pipeline 4；The first interface and the second segment pipe of second three-way connection 10
32 other end is fixedly connected, and the second interface of the second three-way connection 10 is fixedly connected with the other end of third segment pipe 33, the
The third interface of two three-way connections 10 is fixedly connected with test pipeline 6.
In the present embodiment, connecting pipe 3 includes the first segment pipe 31, the second segment pipe 32 and third segment pipe 33,
And first segment pipe 31, the second segment pipe 32 and third segment pipe 33 are equal diameter pipe.One end of first segment pipe 31 and set
Pipe closer door 1 is fixedly connected, and the other end of the first segment pipe 31 is fixedly connected with the first interface of the first three-way connection 9；Second segment
One end of pipeline 32 is fixedly connected with the second interface of the first three-way connection 9, the other end of the second segment pipe 32 and the second threeway
The first interface of connector 10 is fixedly connected；One end of third segment pipe 33 is fixedly connected with test splice 2, third segment pipe 33
The other end be fixedly connected with the second interface of the second three-way connection 10.
Optionally, one end of the first segment pipe 31 is equipped with ring flange, with 1 flanged joint of sleeve gate.
Optionally, one end of third segment pipe 33 is equipped with threaded hole, and test plug 2 is threadedly coupled with threaded hole.
Optionally, the both ends of the second segment pipe 32, the other end of the first segment pipe 31 and third segment pipe 33 is another
End can be equipped with nipple, connect with the interface thread of the first three-way connection 9 and the second three-way connection 10, at this point, the one or three
The interface of pass joint 9 and the second three-way connection 10 is hickey.Correspondingly, relief pipeline 4 is nipple, with the first threeway
The third hickey of connector 9 is threadedly coupled；Test pipeline 6 is nipple, is connect with the third screw thread of the second three-way connection 10
Mouth is threadedly coupled.
Certainly, the other end at the both ends of the second segment pipe 32, the other end of the first segment pipe 31 and third segment pipe 33
It can be equipped with ring flange, connect with the interface flange of the first three-way connection 9 and the second three-way connection 10, at this point, the one or three connects
First 9 and second three-way connection 10 interface be flange-interface.Correspondingly, relief pipeline 4 is equipped with ring flange, with the first three-way connection
9 third flange-interface flanged joint；It tests pipeline 6 and is equipped with ring flange, the third flange-interface method with the second three-way connection 10
Orchid connection.
Pipeline and three-way connection flanged joint in this case, it is preferable that referring to Fig. 3, connecting pipe 3 includes two sections
Pipeline: the first segment pipe 31 and the second segment pipe 32.Sleeve gate 1 is fixed on first segment pipe 31.First three-way connection 9
First flange interface is connect with the end flange of the first segment pipe 31, and the second flange interface of the first three-way connection 9 is directly with
The first flange interface flange of two three-way connections 10 connects, the third flange-interface and 4 flange of relief pipeline of the first three-way connection 9
Connection.The second flange interface of second three-way connection 10 is fixedly connected with one end of the second segment pipe 32, the second three-way connection 10
Third flange-interface and test 6 flanged joint of pipeline.One end of second segment pipe 32 is fixedly connected with test splice 2.
First three-way connection 9 and the second three-way connection 10 can be positive three-way connection, be also possible to skew T connector, and first
The bore of three-way connection 9 and the second three-way connection 10 can be isometrical, be also possible to reducing, it is preferable that the one or three connects
First 9 and second three-way connection 10 be positive threeway equal diameter joint, facilitate connection.
Fig. 5 is the structural schematic diagram for the machine-pumped oil well production tree that the utility model embodiment five provides, and Fig. 6 is the utility model
The structural schematic diagram for the machine-pumped oil well production tree that embodiment six provides.
In other embodiments, it is solid by four-way connection 11 and connecting pipe 3 that pipeline 6 and relief pipeline 4 are tested
Fixed connection.Referring in particular to Fig. 5, connecting pipe 3 includes the first segment pipe 31 and the second segment pipe 32, one end of the first segment pipe 31
It is fixedly connected with sleeve gate 1, one end of the second segment pipe 32 is fixedly connected with test plug 2；Machine-pumped oil well production tree further includes
Four-way connection 11, the first interface of four-way connection 11 are fixedly connected with the other end of the first segment pipe 31, and the of four-way connection 11
Two interfaces are fixedly connected with the other end of the second segment pipe 32, and the third interface of four-way connection 11 is fixedly connected with relief pipeline 4,
4th interface of four-way connection 11 is fixedly connected with test pipeline 6.
In the present embodiment, connecting pipe 3 includes the first segment pipe 31 and the second segment pipe 32, and 31 He of the first segment pipe
Second segment pipe 32 is equal diameter pipe.One end of first segment pipe 31 is fixedly connected with sleeve gate 1, the first segment pipe 31 it is another
One end is fixedly connected with the first interface of four-way connection 11；One end of second segment pipe 32 is fixedly connected with test splice 2, and second
The other end of segment pipe 32 is fixedly connected with the second interface of four-way connection 11.The third interface and relief pipeline of four-way connection 11
4 are fixedly connected, and the 4th interface of four-way connection 11 is fixedly connected with test pipeline 6.
Optionally, one end of the first segment pipe 31 is equipped with ring flange, with 1 flanged joint of sleeve gate.
Optionally, one end of the second segment pipe 32 is equipped with threaded hole, and test plug 2 is threadedly coupled with threaded hole.
Optionally, the other end of the other end of the first segment pipe 31 and the second segment pipe 32 can be equipped with nipple, with
The interface thread of four-way connection 11 connects, at this point, the interface of four-way connection 11 is hickey.Correspondingly, relief pipeline 4 is spiral shell
Line connector is threadedly coupled with the third hickey of four-way connection 11；Test pipeline 6 is nipple, with four-way connection 11
4th hickey is threadedly coupled.
Certainly, the other end of the other end of the first segment pipe 31 and the second segment pipe 32 is also provided with ring flange, with four
The interface flange of pass joint 11 connects, at this point, the interface of four-way connection 11 is flange-interface.Correspondingly, correspondingly, relief pipeline
4 are equipped with ring flange, the third flange-interface flanged joint with four-way connection 11；It tests pipeline 6 and is equipped with ring flange, with four-way connection
11 the 4th flange-interface flanged joint.
Pipeline and four-way connection flanged joint in this case, it is preferable that referring to Fig. 6, connecting pipe 3 includes two sections
Pipeline: the first segment pipe 31 and the second segment pipe 32.Sleeve gate 1 is fixed on first segment pipe 31.The of four-way connection 11
One flange-interface is connect with the end flange of the first segment pipe 31, the second flange interface of four-way connection 11 and the second segment pipe 32
End flange connection, the third flange-interface of four-way connection 11 and 4 flanged joint of relief pipeline, the 4th method of four-way connection 11
Blue interface and test 6 flanged joint of pipeline.The other end of second segment pipe 32 is fixedly connected with test splice 2.
Preferably, four-way connection 11 is is geneva cross, and four interfaces are isometrical interface.
Term " first ", " second " are used for description purposes only in the description of the utility model, and should not be understood as indicating
Or it implies relative importance or implicitly indicates the quantity of indicated technical characteristic." first ", " second " are defined as a result,
Feature can explicitly or implicitly include at least one of the features.In the description of the present invention, the meaning of " plurality " is
At least two, such as two, three etc., unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be
Mechanical connection is also possible to be electrically connected or can communicate each other；It can be directly connected, the indirect phase of intermediary can also be passed through
Even, the connection inside two elements or the interaction relationship of two elements be can be, unless otherwise restricted clearly.For this
For the those of ordinary skill in field, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
In the above description, reference term " one embodiment ", " some embodiments ", " example ", " specific example " or
The description of " some examples " etc. means that particular features, structures, materials, or characteristics described in conjunction with this embodiment or example include
In at least one embodiment or example of the utility model.In the present specification, schematic expression of the above terms need not
It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be any
It can be combined in any suitable manner in a or multiple embodiment or examples.In addition, without conflicting with each other, the technology of this field
The feature of different embodiments or examples described in this specification and different embodiments or examples can be combined by personnel
And combination.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
Claims (10)
1. a kind of machine-pumped oil well production tree, including sleeve gate and test plug, and described sleeve pipe gate and the test plug it
Between there is connecting pipe, which is characterized in that further include relief pipeline and the relief valve that is mounted on the relief pipeline；
The relief pipeline is connected to the connecting pipe.
2. machine-pumped oil well production tree according to claim 1, which is characterized in that the relief valve and the relief pipeline screw thread
Connection.
3. machine-pumped oil well production tree according to claim 2, which is characterized in that the relief pipeline and the connecting tube Dow process
Orchid connection.
4. machine-pumped oil well production tree according to claim 1-3, which is characterized in that the machine-pumped oil well production tree is also wrapped
The pressure gauge for including test pipeline and being mounted on the test pipeline；
The test pipeline is connected to the connecting pipe.
5. machine-pumped oil well production tree according to claim 4, which is characterized in that the pressure gauge and the test pipeline thread
Connection.
6. machine-pumped oil well production tree according to claim 5, which is characterized in that the test pipeline and the connecting tube Dow process
Orchid connection.
7. machine-pumped oil well production tree according to claim 4, which is characterized in that the machine-pumped oil well production tree further includes being mounted on
Test valve on the test pipeline, the test valve is between the pressure gauge and the connecting pipe.
8. machine-pumped oil well production tree according to claim 7, which is characterized in that the test valve and the test pipeline thread
Connection.
9. machine-pumped oil well production tree according to claim 4, which is characterized in that the connecting pipe include the first segment pipe,
One end of second segment pipe and third segment pipe, first segment pipe is fixedly connected with described sleeve pipe gate, the third
One end of segment pipe is fixedly connected with the test plug；
The machine-pumped oil well production tree further includes the first three-way connection and the second three-way connection；
The first interface of first three-way connection is fixedly connected with the other end of first segment pipe, and the described 1st connects
The second interface of head is fixedly connected with one end of second segment pipe, and the third interface of first three-way connection is let out with described
Pressure pipeline is fixedly connected；
The first interface of second three-way connection is fixedly connected with the other end of second segment pipe, and the described 2nd 3 connects
Head second interface be fixedly connected with the other end of the third segment pipe, the third interface of second three-way connection with it is described
Test pipeline is fixedly connected.
10. machine-pumped oil well production tree according to claim 4, which is characterized in that the connecting pipe includes the first segment pipe
It is fixedly connected with one end of the second segment pipe, first segment pipe with described sleeve pipe gate, one end of second segment pipe
It is fixedly connected with the test plug；
The machine-pumped oil well production tree further includes four-way connection, and the first interface of the four-way connection is another with first segment pipe
One end is fixedly connected, and the second interface of the four-way connection is fixedly connected with the other end of second segment pipe, the four-way
The third interface of connector is fixedly connected with the relief pipeline, and the 4th interface of the four-way connection is fixed with the test pipeline
Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821053591.9U CN208594901U (en) | 2018-07-04 | 2018-07-04 | Oil production tree of mechanical oil production well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821053591.9U CN208594901U (en) | 2018-07-04 | 2018-07-04 | Oil production tree of mechanical oil production well |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208594901U true CN208594901U (en) | 2019-03-12 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113550697A (en) * | 2020-04-23 | 2021-10-26 | 中国石油天然气股份有限公司 | Channel expansion device for oil-gas well |
-
2018
- 2018-07-04 CN CN201821053591.9U patent/CN208594901U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113550697A (en) * | 2020-04-23 | 2021-10-26 | 中国石油天然气股份有限公司 | Channel expansion device for oil-gas well |
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