CN205026128U - Mouth flow control device of exempting from to change oil - Google Patents
Mouth flow control device of exempting from to change oil Download PDFInfo
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- CN205026128U CN205026128U CN201520755067.6U CN201520755067U CN205026128U CN 205026128 U CN205026128 U CN 205026128U CN 201520755067 U CN201520755067 U CN 201520755067U CN 205026128 U CN205026128 U CN 205026128U
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Abstract
The utility model provides a mouth flow control device of exempting from to change oil, includes the casing, locking bolt, shop bolt, thrust ball bearing, location instruction dish, holding screw, gland, case and axle, twist grip, casing central authorities are equipped with main latus rectum, pack into in proper order case, sealing member, thrust ball bearing, case and axle and connect the twist grip by the gland and through the shop bolt location, compress tightly with the locking bolt again, the twist grip drives the case at the valve body internal rotation, the case is cylinder or ball form, the diameter is greater than the valve body, the center of case or the position of the centre of sphere axis of main latus rectum apart from the valve body on is equipped with eccentric distance, the case is equipped with the main through -hole that deflects away from cylindrical center or centre of sphere axis location, the both sides of main through -hole are thick -layer and thin layer respectively on the case, be equipped with the center of deflecting away from or centre of sphere axis location, the aperture of cross -section circle as a plurality of different central angles of the centre of a circle and direction of radius is used in the preparation on the central cross -section of cylinder or ball form case circle and the thick -layer at the case, main through -hole wall was neighbouring on first aperture was located the case, a plurality of apertures communicate with each other with main latus rectum respectively.
Description
Technical field
The utility model relates to one and exempts from mouth flow control device of changing oil, and be a kind of flow controller and a kind of adjustable fixed choke valve, especially one exempts from mouth adjustable device of changing oil.
Background technique
In oilfield exploitation procedure, usually adopt oil nozzle lagging or jacketed type positive choke cover to control oil and gas extraction wellhead producing pressure differential, this jacketed type positive choke cover is formed primarily of jacketed type resistance oil nozzle sleeve shell, positive choke, plug and fluid inlet and outlet; Jacketed type oil nozzle shell has liquid-circulating interface, surface throttling step-down can cause temperature to reduce, and ground insulating heating can waste many rock gases or electric power resource, and corresponding administrative staff need be equipped with, ensure output oil gas temperature plateau to be transitioned into gathering line, prevent the generation of frozen block phenomenon; For avoiding oil reservoir energy non-power consumption loss, making it be fully used in oil well, throttling must be carried out to blowing, have certain back pressure to keep shaft bottom.By changing oil nozzle size, working principle is briefly reduce or increase cross section area, realizes the adjustment of flow; Wellhead restriction can limit and regulate oil well output to control pressure reduction.
Ground multilevel decompression insulation is produced.The formation of its surface throttling and hydrate brings many difficulties to gas well liquid loading and management.Such as, the well head before throttling and part surface line still can bear high pressure; Switch pressure regulator valve can produce harmful vibrations to gas well liquid loading; Surface throttling step-down can cause temperature to reduce, and ground insulating heating can waste many natural gas resources, and need be equipped with corresponding administrative staff; Gas well band liquid ability is relatively low; The hydrate that throttling cooling generates can cause the harm such as the heat transfer blocking and reduce equipment to oil pipe, metering orifice plate, surface line, has a strong impact on gas well liquid loading, even the safety of entail dangers to life and equipment.
This mode is too harsh and be difficult to be applied to deep layer to the requirement of flow controller.Therefore, need further develop with perfect.
Summary of the invention
The utility model is for solving the problems of the technologies described above, and provide one and exempt from mouth flow control device of changing oil, can effectively change in case of high pressures, reed time controll flow, guarantees safe production.
One exempts from mouth flow control device of changing oil, and comprises housing 1, lock bolt 2, positioning dowel 3, thrust ball bearing 8, location indicator panel 9, Cock screw 10, gland 11, spool and axle, rotatable handle 14, housing central authorities are provided with main latus rectum, load spool, Sealing, thrust ball bearing, spool and axle successively and connect rotatable handle, then locating by gland and through positioning dowel, compressing with lock bolt, in housing, on head inner chamber, plane has the tapped hole of lock bolt and the locating stud nail corresponding with gland, rotatable handle band movable valve plug 12 rotates in valve body, spool 12 is cylinder or spherical shape, diameter is greater than valve body, the center of spool 12 or the position of the centre of sphere are provided with eccentric distance apart from the axis of main latus rectum on valve body, spool 12 is provided with the main through hole of the center of deflecting away from or centre of sphere axial location, and the axis of main through hole 13 overlaps with latus rectum main on valve body, on spool 12, the both sides of the axis of main through hole are respectively thick-layer and thin layer, be provided with and deflect away from cylindrical center or centre of sphere axial location, cylinder or spherical shape spool 12 central cross section circle and prepare on the thick-layer of spool 12 with cross section circle for the center of circle and the aperture of the some different central angle of radial direction, first aperture is positioned at main through-hole wall vicinity on spool 12, some apertures 6 communicate with main latus rectum respectively.
It is identical with the diameter of latus rectum main on valve body that spool 12 is provided with main through-hole diameter.
The present invention's mouth flow control device of exempting to change oil is a kind of valve in essence, rotatable handle band movable valve plug 12 rotates in the main latus rectum of namely entreating in the housing and being provided with and rotates in valve body, then spool 12 be provided with main through hole, form valve standard-sized sheet at aperture and the main latus rectum wall of cylinder or the some different central angles of spherical shape spool, various situations that valve all-pass, one or several aperture communicate with main latus rectum; When one or several aperture communicates with main latus rectum, flow can control very little.And if without flow control effect of the present invention when spool 12 being only provided with main through hole.
Gland is processed with the gauge mark to the instruction of rotatable handle position; Spool 12 is processed with the aperture of the controlled flowing water break-make of each different pore size and main passing hole and Sealing 5,7 is equipped with at two ends up and down.
Especially described valve body is column, end face is processed into and the special-shaped structure of locating indicator panel and rotatable handle phase location fit, by regulating rotatable handle to turn to different operating station, by the groove of locating indicator panel each work station of getting final product clear understanding valve body residing for corresponding with the gauge mark on gland during rotation.
Quantity and the aperture in the controllable flow water hole in the aperture of the aperture aperture different from each of main through hole are chosen according to actual requirement.The aperture of aperture be the aperture of main through hole 1/10 within.
Housing upper press cover plane has the locating stud nail corresponding with gland, guarantees that the gauge mark position on gland is accurate.
The utility model has following beneficial effect:
1. novel structure, reliable performance, has the performance that rapid translating carries out flow control;
2. compact structure, the area that takes up space is few, is applicable to any place;
3. pressure part all adopts high duty alloy steel forgings, under high pressure safe and reliable;
4. easy to operate, do not establish additional mechanism providing additional operation, only need operation rotatable handle band moving valve to turn to position shown in the indicator panel of location, can operation as required, realize responding curve of well and switch oil nozzle flow, when not delaying work, cost-saving;
5. cleaning is easy, time saving and energy saving, exempts from mouth of changing oil, reduces the wastage, protection of the environment.
Accompanying drawing explanation
In Fig. 1: Fig. 1 a exempts from mouth flow control device general assembly schematic diagram of changing oil; Fig. 1 b is the schematic cross-section of Fig. 1 a.
Fig. 2: main latus rectum passage full-gear figure;
Fig. 3: main latus rectum passage full off state figure;
Fig. 4: controllable flow water hole single hole channel conductive schematic diagram;
Fig. 5: controllable flow water hole diplopore channel conductive schematic diagram;
Fig. 6: controllable flow water hole three hole path conducting schematic diagram.
Specific implementation method
As Fig. 1 one is exempted to change oil shown in mouth flow control device: comprise housing or valve body 1, lock bolt 2, positioning dowel 3, thrust ball bearing 8, location indicator panel 9, Cock screw 10, gland 11, spool and axle, rotatable handle 14, housing central authorities are provided with main latus rectum 15, load spool, Sealing, thrust ball bearing, spool and axle successively and connect rotatable handle, then locating by gland and through positioning dowel, compressing with lock bolt, the locating stud nail that in housing central authorities, plane has the tapped hole of lock bolt and coordinates with gland, rotatable handle band movable valve plug 12 rotates in valve body, spool 12 is cylinder or spherical shape, diameter is greater than valve body, the center of spool 12 or the position of the centre of sphere are provided with eccentric distance d apart from the axis of main latus rectum on valve body, this distance d is 1/2 to 1/6 of main latus rectum, spool 12 is provided with the main through hole of the center of deflecting away from or centre of sphere axial location, and the axis of main through hole 13 overlaps with latus rectum main on valve body, on spool 12, the both sides of the axis of main through hole are respectively thick-layer and thin layer, cylinder or spherical shape spool 12 central cross section circle and prepared by the thick-layer of upper valve core 12 with cross section circle for the center of circle and the aperture of the some different central angle of radial direction, first aperture is positioned at main through-hole wall vicinity on spool 12, some aperture 6 passages and communicating with main passing hole, eccentric distance is depending on the specification of valve, relevant with main latus rectum.
It is identical with the diameter of latus rectum main on valve body that spool 12 is provided with main through-hole diameter.
The present invention's mouth flow control device of exempting to change oil is a kind of valve in essence, rotatable handle band movable valve plug 12 rotates in the main latus rectum of namely entreating in the housing and being provided with and rotates in valve body, then spool 12 be provided with main through hole, form valve standard-sized sheet at aperture and the main latus rectum wall of cylinder or the some different central angles of spherical shape spool, various situations that valve all-pass, one or several aperture communicate with main latus rectum; When one or several aperture communicates with main latus rectum, flow can control very little.And if without flow control effect of the present invention when spool 12 being only provided with main through hole.
Gland is processed with the gauge mark 4 to the instruction of rotatable handle position; Spool 12 is processed with the aperture of the controlled flowing water break-make of each different pore size and main passing hole and Sealing 5,7 all can be equipped with in the upper and lower two ends of spool.
Especially described spool is column, end face is processed into and the special-shaped structure of locating indicator panel and rotatable handle phase location fit, by regulating rotatable handle to turn to different operating station, by the groove of locating indicator panel each work station of getting final product clear understanding valve body residing for corresponding with the gauge mark on gland during rotation.
Described spool is processed with the controllable flow water hole passage of each different pore size and main passing hole passage, in same section plane; Cylindrical valve body axis is vertical with main passing hole axis antarafacial, not in same section plane; And Sealing is equipped with at two ends up and down.
Quantity and the aperture in the controllable flow water hole in the aperture of the aperture aperture different from each of main through hole are chosen according to actual requirement.The aperture of aperture be the aperture of main through hole 1/10 within.
Housing upper press cover plane has the locating stud nail corresponding with gland, guarantees that the gauge mark position on gland is accurate.
Gland there are locating stud nail, locking screw keyhole, boss, upper plane groove and endoporus, recessed counterbore formation.
Spool is better cylindric, the controlled flowing water pore channels of main through hole road and three different pore sizes and communicating with main through hole; Spool top and the bottom cylindrical has seal channel, top also has the shoulder of device thrust ball bearing, gland and device to locate the special-shaped face of indicator panel, rotatable handle successively, location indicator panel is anchored on valve body special-shaped face by Cock screw, and location indicator panel has reference reticle.
Fig. 2 is main latus rectum passage (the main latus rectum of main through hole communicates completely) full-gear figure, regulating rotatable handle to rotate makes reference reticle on the indicator panel of location connect with standard-sized sheet gauge mark on gland, rotatable handle position is as shown in Figure 1 now main latus rectum passage full-gear.
Fig. 3 is main latus rectum passage full off state figure, and regulating rotatable handle to rotate and reference reticle on the indicator panel of location is connected with 0 gauge mark on gland, is now main latus rectum passage full off state.
Fig. 4 is single pore channels conducting schematic diagram (embodiment of the present invention is provided with three apertures) in controllable flow water hole, regulating rotatable handle to rotate makes reference reticle on the indicator panel of location connect with single hole channel conductive gauge mark on gland, is now the single pore channels on state in controllable flow water hole.
Fig. 5 is controllable flow water hole double small hole path conducting schematic diagram, and regulating rotatable handle to rotate and reference reticle on the indicator panel of location is connected with diplopore channel conductive gauge mark on gland, is now controllable flow water hole double small hole path on state.
Fig. 6 is controllable flow water hole three pore channels conducting schematic diagram, and regulating rotatable handle to rotate and reference reticle on the indicator panel of location is connected with three pore channels conducting gauge marks on gland, is now controllable flow water hole three pore channels on state.
Claims (5)
1. exempt from a mouth flow control device of changing oil, it is characterized in that comprising housing, lock bolt, positioning dowel, thrust ball bearing, location indicator panel, Cock screw, gland, spool and axle, rotatable handle, housing central authorities are provided with main latus rectum, load spool, Sealing, thrust ball bearing, spool and axle successively and connect rotatable handle, then locating by gland and through positioning dowel, compressing with lock bolt, the locating stud nail that in housing central authorities, plane has the tapped hole of lock bolt and coordinates with gland, rotatable handle band movable valve plug rotates in valve body, spool is cylinder or spherical shape, diameter is greater than valve body, the center of spool or the position of the centre of sphere are provided with eccentric distance apart from the axis of main latus rectum on valve body, spool is provided with the main through hole deflecting away from cylindrical center or centre of sphere axial location, and the axis of main through hole overlaps with latus rectum main on valve body, on spool, the both sides of main through hole are respectively thick-layer and thin layer, be provided with the center of deflecting away from or centre of sphere axial location, cylinder or spherical shape spool central cross section circle and prepare on the thick-layer of spool with cross section circle for the center of circle and the aperture of the some different central angle of radial direction, first aperture is positioned at main through-hole wall vicinity on spool, some apertures communicate with main latus rectum respectively.
2. according to claim 1ly exempt from mouth flow control device of changing oil, it is characterized in that spool is provided with main through-hole diameter identical with the diameter of latus rectum main on valve body.
3. according to claim 1ly exempt from mouth flow control device of changing oil, it is characterized in that gland being processed with the gauge mark to the instruction of rotatable handle position.
4. according to claim 1ly exempt from mouth flow control device of changing oil, it is characterized in that the aperture of aperture be the aperture of main through hole 1/10 within.
5. according to claim 1ly exempt from mouth flow control device of changing oil, it is characterized in that the center of spool or the position of the centre of sphere are provided with eccentric distance d apart from the axis of main latus rectum on valve body, this distance d is 1/2 to 1/6 of main latus rectum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520755067.6U CN205026128U (en) | 2015-09-25 | 2015-09-25 | Mouth flow control device of exempting from to change oil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520755067.6U CN205026128U (en) | 2015-09-25 | 2015-09-25 | Mouth flow control device of exempting from to change oil |
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| Publication Number | Publication Date |
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| CN205026128U true CN205026128U (en) | 2016-02-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520755067.6U Active CN205026128U (en) | 2015-09-25 | 2015-09-25 | Mouth flow control device of exempting from to change oil |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105697809A (en) * | 2016-04-29 | 2016-06-22 | 张作玮 | Plug valve |
| CN117927201A (en) * | 2024-03-18 | 2024-04-26 | 普斐特油气工程(江苏)股份有限公司 | Power oil nozzle for petroleum and natural gas wellhead and control system thereof |
| CN117927201B (en) * | 2024-03-18 | 2024-07-05 | 普斐特油气工程(江苏)股份有限公司 | Power oil nozzle for petroleum and natural gas wellhead and control system thereof |
-
2015
- 2015-09-25 CN CN201520755067.6U patent/CN205026128U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105697809A (en) * | 2016-04-29 | 2016-06-22 | 张作玮 | Plug valve |
| CN117927201A (en) * | 2024-03-18 | 2024-04-26 | 普斐特油气工程(江苏)股份有限公司 | Power oil nozzle for petroleum and natural gas wellhead and control system thereof |
| CN117927201B (en) * | 2024-03-18 | 2024-07-05 | 普斐特油气工程(江苏)股份有限公司 | Power oil nozzle for petroleum and natural gas wellhead and control system thereof |
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