CN208503487U - A kind of electric sleeve barrel formula adjustable throttling - Google Patents

Abstract

The utility model relates to flow valve technology field, and disclose a kind of electric sleeve barrel formula adjustable throttling, including valve body, the inner wall of valve body is fixedly connected with O-ring, the inner wall of O-ring is connected with valve body, the upper surface scroll wheel of valve body has sleeve body, the surface of sleeve body is fixedly connected with inner lining body, the surface of inner lining body is fixedly connected with valve petal body, the top movable of valve petal body is connected with valve rod, the surface of valve rod has been movably connected with lower Anti-rotating grommet and upper Anti-rotating grommet, the electric sleeve barrel formula adjustable throttling, when electric sleeve barrel formula adjustable throttling valve opening, inner cavity surface all built-up welding that all fluids pass through 625 nickel-base alloy of Inconel, hardness is high, wearability is good, corrosion resistance is outstanding, the high fluid of hydrogen sulfide content is amenable in high pressure, it washes away for a long time, prevent valve by erosion , destroy, the service life of valve can be extended, effectively avoid the safety accident generated because valve is destroyed.

Description

A kind of electric sleeve barrel formula adjustable throttling

Technical field

The utility model relates to flow valve technology field, specially a kind of electric sleeve barrel formula adjustable throttling.

Background technique

The petroleum amount of storage of western China is abundant, but west area operating condition is complicated, and oil is presented in when some oil wells drilling The feature that (gas) amount is big, pressure is high, hydrogen sulfide content is high in fluid and scouring force is strong.The valve of conventional design is not often because can The powerful erosive force of fluid is born, body cavity, valve internals sealing surface are destroyed quickly, can not work normally, occur when serious The phenomenon that thorn leakage or even valve disintegrate.Meanwhile the opening and closing of handwheel control valve of the valve of conventional design, the time is long, transmission effect Rate is low, easily occurs the problem of security risks such as can not opening and closing in emergency, so propose that a kind of electric sleeve barrel formula is adjustable Valve is flowed to solve the problems, such as above-mentioned propose.

Utility model content

(1) the technical issues of solving

In view of the deficiencies of the prior art, the utility model provides a kind of electric sleeve barrel formula adjustable throttling, solves often The valve opening and closing of handwheel control valve of design is advised, the time is long, and transmission efficiency is low, easily occurs not opening and closing in emergency Etc. security risks the problem of.

(2) technical solution

To achieve the above object, the utility model provides the following technical solutions: a kind of electric sleeve barrel formula adjustable throttling, packet Valve body is included, the inner wall of the valve body is fixedly connected with O-ring, and the inner wall of the O-ring is connected with valve body, the valve seat The upper surface scroll wheel of body has sleeve body, and the surface of the sleeve body is fixedly connected with inner lining body, the surface of the inner lining body It is fixedly connected with valve petal body, the top movable of the valve petal body is connected with valve rod, and the surface of the valve rod has been movably connected with Lower Anti-rotating grommet and upper Anti-rotating grommet, the surface of the lower Anti-rotating grommet are fixedly connected with valve deck body, the upper Anti-rotating grommet Surface is fixedly connected with bracket, and dust cover is fixedly connected at the top of the bracket, is fixedly connected at the top of the dust cover Dustband, the inner wall of the dustband are fixedly connected with indicator, and it is tight that fluting female end is fixedly connected at the top of the indicator Determine screw, valve rod fixing seat is fixedly connected at the top of the fluting female end holding screw, the side of the dust cover is fixed to be connected It is connected to Electric Actuator.

Preferably, the inner wall of the valve body is fixedly connected with blockage body, and the inner wall of the blockage body is connected with sealing Rouge injects valve body.

Preferably, the valve deck body is connected by the inner thread of the first stud and valve body, one end of first stud It sequentially passes through valve body, valve deck body and lifting lug and is connect with the inner thread of nut body.

Preferably, the surface activity of the valve rod is connected with valve stem packing ring, and the inner wall of the valve stem packing ring is fixed to be connected It is connected to graphite retaining ring, the underside that the valve rod is located at valve stem packing ring surface is connected with circlip for hole, and the hole is used The side of circlip is fixedly connected on the inner wall of valve deck body.

Preferably, the bracket is connected by the inner thread of turret head screw bolt and dust cover, the valve petal body Inner wall open up there are two pressure compensation opening.

Preferably, the side of the valve body is connected with the first T-type sealing ring, and the side of first sealing ring is solid Surely it is connected to the inner wall of O-ring.

Preferably, the surface activity of the valve petal body is connected with the second T-type sealing ring, and the one of the second T-type sealing ring Side is fixedly connected with valve deck washer, and the surface of the valve deck washer is fixedly connected on the inner wall of valve deck body.

Preferably, the surface of the sleeve body offers ten through-holes, wherein small hole number eight, big hole number two, 2 times having a size of aperture of diameter macropores, macropore circumferentially 180 ° of distributions, aperture are distributed in the adjacent two sides of macropore, between aperture Distribution angle be 30 °

(3) beneficial effect

Compared with prior art, the utility model provides a kind of electric sleeve barrel formula adjustable throttling, has following beneficial Effect:

1, the electric sleeve barrel formula adjustable throttling, when electric sleeve barrel formula adjustable throttling valve opening, all fluid warps The inner cavity surface crossed all built-up welding 625 nickel-base alloy of Inconel, hardness is high, and wearability is good, and corrosion resistance is outstanding, be amenable to sulphur Change the high fluid of hydrogen content to wash away in high pressure, for a long time, prevents valve by erosion, destroys, the use of valve can be extended Service life effectively avoids the safety accident generated because valve is destroyed.

2, the fertile material of the electric sleeve barrel formula adjustable throttling, valve body and valve deck body is that 4130 steel alloy of AISI is whole Forging, hardness reaches HB197-235 after heat treatment, and the material of valve body, valve rod and valve petal body is that entirety Inconel718 is Ni-based Alloy, which cracks in high temperature or low temperature environment, all with fabulous anticorrosion stress-resistant and the ability of spot corrosion, at high temperature Inoxidizability is especially outstanding, and the material of sleeve body and inner lining body is entirety YG8, which belongs to tungsten-cobalt series hard alloy, have Hardness is high, wear-resisting, intensity and the characteristics such as good toughness, heat-resisting, corrosion-resistant.

3, the electric sleeve barrel formula adjustable throttling, the gear drive of Electric Actuator power assisting device greatly reduce valve Torque shortens the time of opening/shutting valve, has efficiently controlled the time of opening/shutting valve in the case where high pressure, can guarantee Valve switch is timely, light, flexible, while Electric Actuator can realize long-range opening/shutting valve, far from operation field, can effectively protect Protect the safety of equipment and the person.

4, the electric sleeve barrel formula adjustable throttling, since the inner wall of valve petal body is opened up, there are two pressure compensation openings, it is ensured that valve Lid runner hole is consistent with body cavity pressure, reduces resistance when opening and closing, then be used in conjunction with each other with valve rod, valve rod polished rod Place mills out keyway, and is cooperated with lower Anti-rotating grommet and upper Anti-rotating grommet, it can be ensured that valve rod is in up and down reciprocatingly when valve working Movement.

5, the electric sleeve barrel formula adjustable throttling, by graphite retaining ring and valve stem packing ring, wherein graphite retaining ring has anti- Characteristic fiery and resistant to high temperature, valve stem packing ring type are spring energy-storage sealing ring, and seal form is self-excitation sealing, valve downstream Pressure can enhance sealing performance when gushing out, which is PEEK+RPEFE+ELGILOY, meet under -60 °C ~ 121 °C Temperature requirement, corrosion resistance are good.

Detailed description of the invention

Fig. 1 be the utility model proposes a kind of electric sleeve barrel formula adjustable throttling structural schematic diagram；

Fig. 2 be the utility model proposes a kind of electric sleeve barrel formula adjustable throttling on Anti-rotating grommet cross-section structure signal Figure；

Fig. 3 be the utility model proposes a kind of electric sleeve barrel formula adjustable throttling valve deck body part cross-section structure illustrate Figure；

Fig. 4 be the utility model proposes a kind of electric sleeve barrel formula adjustable throttling valve body the schematic diagram of the section structure；

Fig. 5 be the utility model proposes a kind of electric sleeve barrel formula adjustable throttling valve deck body the schematic diagram of the section structure；

Fig. 6 be the utility model proposes a kind of electric sleeve barrel formula adjustable throttling valve petal body the schematic diagram of the section structure

Fig. 7 be the utility model proposes the cross-section structure of section of electric sleeve barrel formula adjustable throttling sleeve body a kind of show It is intended to.

In figure: 1 valve body, 2 O-rings, 3 valve bodies, 4 first T-type sealing rings, 5 sleeve bodies, 6 stop-leak compounds injection valve body, 7 plugs Stifled body, 8 inner lining bodies, 9 valve petal bodies, 10 second T-type sealing rings, 11 valve deck washers, 12 valve deck bodies, 13 first studs, 14 nut bodies, It is 15 valve rods, 16 Electric Actuator, 17 valve rod fixing seats, 18 fluting female end holding screws, 19 indicators, 20 dust covers, 21 dust-proof Circle, 22 turret head screw bolts, 23 brackets, 24 lower Anti-rotating grommets, Anti-rotating grommet, 26 holding screws, 27 lifting lugs, 28 holes on 25 With circlip, 29 graphite retaining rings, 30 valve stem packing rings.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-6, a kind of electric sleeve barrel formula adjustable throttling, including valve body 1 are please referred to, to electric sleeve barrel formula adjustable throttling When valve opening, inner cavity surface all built-up welding that all fluids pass through 625 nickel-base alloy of Inconel, hardness is high, and wearability is good, resistance to Corrosive nature is outstanding, is amenable to the high fluid of hydrogen sulfide content and washes away in high pressure, for a long time, prevents valve by erosion, breaks It is bad, the service life of valve can be extended, the safety accident generated because valve is destroyed is effectively avoided, states valve body 1 Inner wall is fixedly connected with blockage body 7, and the inner wall of blockage body 7 is connected with stop-leak compound injection valve body 6, and the inner wall of valve body 1 is fixed It is connected with O-ring 2, the inner wall of O-ring 2 is connected with valve body 3, and the side of valve body 3 is connected with the sealing of the first T-type Circle 4, the side of the first sealing ring 4 are fixedly connected on the inner wall of O-ring 2, and the upper surface scroll wheel of valve body 3 has sleeve body 5, It is interference fit between valve body 3 and sleeve body 5, is assembled using heating, is interference fit between valve petal body 9 and inner lining body 8, adopts It is assembled with heating, magnitude of interference 0.05-0.07, sleeve body 5 and inner lining body 8 are clearance fit, and the surface of sleeve body 5 offers ten Through-hole, wherein small hole number eight, big hole number two, 2 times, circumferentially 180 ° points of macropore having a size of aperture of diameter macropores Cloth, aperture are distributed in the adjacent two sides of macropore, and the distribution angle between aperture is 30 °, and the surface of sleeve body 5 is fixedly connected with interior Liner body 8, the surface of inner lining body 8 are fixedly connected with valve petal body 9, are equipped with internal screw thread (UN screw thread) and 15 bottom of valve rod inside valve petal body 9 External screw thread (UN screw thread) mutual cooperation in portion is tightened, and 15 top of valve rod processes ACME external screw thread tooth matched with Electric Actuator 16 The screw-internal thread fit transmission of copper nut inside roller box, the inner wall of valve petal body 9 open up that there are two pressure compensation opening, the tops of valve petal body 9 Portion is connected with valve rod 15, and valve rod 15 mills out keyway, while the Anti-rotating grommet 24 under setting above valve deck body 12 at polished rod With upper Anti-rotating grommet 25, it is ensured that valve rod 15 is in and pumps when valve working, and the surface activity of valve petal body 9 is connected with the Two T-type sealing rings 10, the side of the second T-type sealing ring 10 are fixedly connected with valve deck washer 11, and the surface of valve deck washer 11 is fixed It is connected to the inner wall of valve deck body 12, the surface activity of valve rod 15 is connected with valve stem packing ring 30, and 30 type of valve stem packing ring is bullet Spring energy storage sealing ring, seal form are self-excitation sealing, can enhance sealing performance when valve downstream pressure is gushed out, the sealing loop material Matter is PEEK+RPEFE+ELGILOY, meets the temperature requirement under -60 °C ~ 121 °C, corrosion resistance is good, and valve rod is close The inner wall of seal 30 is fixedly connected with graphite retaining ring 29, and the underside that valve rod 15 is located at 30 surface of valve stem packing ring is connected with hole With circlip 28, the side of circlip for hole 28 is fixedly connected on the inner wall of valve deck body 12, and the surface of valve rod 15 is lived respectively Dynamic to be connected with lower Anti-rotating grommet 24 and upper Anti-rotating grommet 25, the surface of lower Anti-rotating grommet 24 is fixedly connected with valve deck body 12, valve deck Body 12 is connect by the first stud 13 with the inner thread of valve body 1, and one end of the first stud 13 sequentially passes through valve body 1, valve deck body It 12 and lifting lug 27 and is connect with the inner thread of nut body 14, the surface of upper Anti-rotating grommet 25 is fixedly connected with bracket 23, bracket 23 are connect by turret head screw bolt 22 with the inner thread of dust cover 20, and the top of bracket 23 is fixedly connected with dust cover 20, the top of dust cover 20 is fixedly connected with dustband 21, and the inner wall of dustband 21 is fixedly connected with indicator 19, indicator 19 Top be fixedly connected with fluting female end holding screw 18, the top of fluting female end holding screw 18 is fixedly connected with valve rod and fixes Seat 17, the side of dust cover 20 is fixedly connected with Electric Actuator 16, settable stroke and gear drive in Electric Actuator 16 Than after being provided with, Remote control valve door opening and closing can be carried out, when power driven system is not available at the scene, Electric Actuator can be used Handwheel on 16 rotates clockwise or counterclockwise, to realize the opening and closing of valve.

The electric elements occurred in this article are electrically connected with extraneous main controller and 220V alternating current, and main controller can be meter Calculation machine etc. plays the conventionally known equipment of control.

In conclusion the electric sleeve barrel formula adjustable throttling owns when electric sleeve barrel formula adjustable throttling valve opening Inner cavity surface all built-up welding Inconel 625 nickel-base alloy that fluid passes through, hardness is high, and wearability is good, and corrosion resistance is outstanding, energy It is subjected to the high fluid of hydrogen sulfide content to wash away in high pressure, for a long time, prevents valve by erosion, destroys, valve can be extended Service life, effectively avoid the safety accident generated because valve is destroyed.

The fertile material of valve body 1 and valve deck body 12 is 4130 steel alloy solid forging of AISI, and hardness reaches after heat treatment The material of HB197-235, valve body 3, valve rod 15 and valve petal body 9 are entirety Inconel718 nickel-base alloy, and the material is in high temperature Or low temperature environment, the ability all to crack with fabulous anticorrosion stress-resistant with spot corrosion, inoxidizability at high temperature is especially outstanding, The material of sleeve body 5 and inner lining body 8 is entirety YG8, which belongs to tungsten-cobalt series hard alloy, high, the wear-resisting, intensity with hardness With the characteristics such as good toughness, heat-resisting, corrosion-resistant.

By graphite retaining ring 29 and valve stem packing ring 30, wherein graphite retaining ring 29 has fire prevention and characteristic resistant to high temperature, valve 30 type of bar sealing ring is spring energy-storage sealing ring, and seal form is self-excitation sealing, can be enhanced when valve downstream pressure is gushed out Sealing performance, the sealing ring material are PEEK+RPEFE+ELGILOY, meet the temperature requirement under -60 °C ~ 121 °C, resistance to Corrosive nature is good.

The gear drive of 16 power assisting device of Electric Actuator greatly reduces the torque of valve, shorten opening/shutting valve when Between, the time of opening/shutting valve in the case where high pressure has been efficiently controlled, can guarantee that valve switch is timely, light, flexible, Electric Actuator can realize long-range opening/shutting valve simultaneously, can effective protection equipment and personal safety far from operation field.

Since the inner wall of valve petal body 9 is opened up, there are two pressure compensation openings, it is ensured that valve deck runner hole and body cavity pressure are protected Consistent resistance when reduction opens and closes is held, then is used in conjunction with each other with valve rod 15, keyway is milled out at 15 polished rod of valve rod, and prevented with lower Turn washer 24 and upper Anti-rotating grommet 25 cooperates, it can be ensured that valve rod 15 is in and pumps when valve working.

It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that There is also other identical elements in process, method, article or equipment including the element.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (8)

1. a kind of electric sleeve barrel formula adjustable throttling, including valve body (1), it is characterised in that: the inner wall of the valve body (1) is fixed to be connected It is connected to O-ring (2), the inner wall of the O-ring (2) is connected with valve body (3), and the upper surface of the valve body (3) rolls Wheel has sleeve body (5), and the surface of the sleeve body (5) is fixedly connected with inner lining body (8), and the surface of the inner lining body (8) is solid Surely it is connected with valve petal body (9), the top movable of the valve petal body (9) is connected with valve rod (15), the surface point of the valve rod (15) It is not connected with lower Anti-rotating grommet (24) and upper Anti-rotating grommet (25), the surface of the lower Anti-rotating grommet (24) is fixedly connected with The surface of valve deck body (12), the upper Anti-rotating grommet (25) is fixedly connected with bracket (23), and the top of the bracket (23) is fixed Be connected with dust cover (20), be fixedly connected with dustband (21) at the top of the dust cover (20), the dustband (21) it is interior Wall is fixedly connected with indicator (19), and fluting female end holding screw (18), institute are fixedly connected at the top of the indicator (19) It states and is fixedly connected with valve rod fixing seat (17) at the top of fluting female end holding screw (18), the side of the dust cover (20) is fixed It is connected with Electric Actuator (16).

2. a kind of electric sleeve barrel formula adjustable throttling according to claim 1, it is characterised in that: the valve body (1) it is interior Wall is fixedly connected with blockage body (7), and the inner wall of the blockage body (7) is connected with stop-leak compound injection valve body (6).

3. a kind of electric sleeve barrel formula adjustable throttling according to claim 1, it is characterised in that: the valve deck body (12) is logical The first stud (13) is crossed to connect with the inner thread of valve body (1), one end of first stud (13) sequentially pass through valve body (1), Valve deck body (12) and lifting lug (27) are simultaneously connect with the inner thread of nut body (14).

4. a kind of electric sleeve barrel formula adjustable throttling according to claim 1, it is characterised in that: the table of the valve rod (15) Face is connected with valve stem packing ring (30), and the inner wall of the valve stem packing ring (30) is fixedly connected with graphite retaining ring (29), institute It states valve rod (15) and is located at the underside on valve stem packing ring (30) surface and be connected with circlip for hole (28), the hole elasticity The side of retaining ring (28) is fixedly connected on the inner wall of valve deck body (12).

5. a kind of electric sleeve barrel formula adjustable throttling according to claim 1, it is characterised in that: the bracket (23) passes through Turret head screw bolt (22) is connect with the inner thread of dust cover (20), there are two the inner wall of the valve petal body (9) opens up Pressure compensation opening.

6. a kind of electric sleeve barrel formula adjustable throttling according to claim 1, it is characterised in that: the valve body (3) Side is connected with the first T-type sealing ring (4), and the side of first sealing ring (4) is fixedly connected on the interior of O-ring (2) Wall.

7. a kind of electric sleeve barrel formula adjustable throttling according to claim 1, it is characterised in that: the valve petal body (9) Surface activity is connected with the second T-type sealing ring (10), and the side of the second T-type sealing ring (10) is fixedly connected with valve deck washer (11), the surface of the valve deck washer (11) is fixedly connected on the inner wall of valve deck body (12).

8. a kind of electric sleeve barrel formula adjustable throttling according to claim 1, it is characterised in that: the sleeve body (5) Surface offers ten through-holes, wherein small hole number eight, big hole number two, and 2 times having a size of aperture of diameter macropores, macropore Circumferentially 180 ° of distributions, aperture are distributed in the adjacent two sides of macropore, and the distribution angle between aperture is 30 °.