阅读说明：本技术 一种直通双座控制阀门 (A kind of straight-through two-seater control valve ) 是由 刘州豪 于 2019-09-04 设计创作，主要内容包括：本发明公开了一种直通双座控制阀门,涉及流体控制装置技术领域,具体为一种直通双座控制阀门,包括两端分别开设有进水腔和出水腔的阀体,位于阀体内部的阀座,位于阀体顶部的密封壳,位于密封壳顶部的控制座和分别与阀体、阀座、密封壳和控制座相连接的阀杆,所述阀体的底部固定连接有底座。该直通双座控制阀门,通过密封壳和金属套配合,能够使阀体与外界和密封壳处于封闭状态,有效避免管道内液体泄露,通过进油口,能够及时补充润滑油,防止阀杆无法正常转动调节,通过在阀杆外表面固定套接有阀芯,以及进水腔、腔体、出水通道、出水弯道和出水腔之间的配合,没有轴和橡胶,保证阀门控制效果的同时,防止腐蚀。(The invention discloses a kind of straight-through two-seater control valves, it is related to fluid control device technical field, specially a kind of straight-through two-seater control valve, offer the valve body of intake antrum and water chamber respectively including both ends, positioned at the valve seat of valve inner, positioned at the capsul of body top, control seat at the top of capsul and the valve rod being connected respectively with valve body, valve seat, capsul and control seat, the bottom of the valve body is fixedly connected with pedestal.The straight-through two-seater control valve, cooperated by capsul and metallic sheath, valve body and extraneous and capsul can be made to be in closed state, liquid in pipeline is effectively avoided to reveal, pass through oil inlet, lubricating oil can be replenished in time, prevent valve rod can not normal rotation adjust, by being connected to spool in stem exterior surface fixing sleeve, and the cooperation between intake antrum, cavity, exhalant canal, water outlet bend and water chamber, there is no axis and rubber, while guaranteeing valve control effect, prevents from corroding.)

1. a kind of straight-through two-seater control valve offers the valve body (1) of intake antrum (11) and water chamber (12) including both ends respectively, The valve seat (4) internal positioned at valve body (1), the capsul (6) being located at the top of valve body (1), the control seat being located at the top of capsul (6) (5) and respectively the valve rod (3) being connected with valve body (1), valve seat (4), capsul (6) and control seat (5), it is characterised in that: institute The bottom for stating valve body (1) is fixedly connected with pedestal (2), and the bottom fixation of the pedestal (2) is plugged with locating piece (21), described fixed The top of position part (21) offers location hole (210), and the valve body (1) is connected with valve seat (4), the inside of the valve seat (4) Cavity (41), exhalant canal (410), water outlet bend (411), guide groove (42) and link slot (43), the valve are offered respectively The top of body (1) is fixedly connected with the bottom end of capsul (6), and the internal activity of the capsul (6) is equipped with metallic sheath (61), The outer surface of the capsul (6) offers oil inlet (610), and the top of the capsul (6) is plugged with sealing-plug (7), institute The bottom for stating control seat (5) is fixedly connected with connecting bottom board (51), and the control seat (5) passes through connecting bottom board (51) and sealing-plug (7) it is fixedly connected at the top of, the inner rotation of control seat (5) is connected with adjusting set (52), and the valve rod (3), which is located at, to be adjusted The internal outer surface of set (52), which offers, adjusts screw thread (31), and the valve rod (3) is by adjusting screw thread (31) and adjusting set (52) Inner thread connection, the valve rod (3) is located at the inner wall activity company of the internal outer surface of metallic sheath (61) and metallic sheath (61) It connects, the valve rod (3) is located at the outer surface of valve body (1) inner cavity, and fixing sleeve is connected to spool (32) and guide cylinder (33) respectively, described Spool (32) is flexibly connected with exhalant canal (410), and the guide cylinder (33) is flexibly connected with guide groove (42), the guide cylinder (33) bottom end is flexibly connected with location hole (210).

2. a kind of straight-through two-seater control valve according to claim 1, it is characterised in that: the two sides of the valve body (1) point The fixation hole (14) for not offering the linking port (13) for installing external pipe and being used for fixed valve body (1), the linking Port (13) is connected with intake antrum (11), and the top of the adjusting set (52) is run through and extends to the top of control seat (5), institute It states one end that adjusting set (52) are located at the top of control seat (5) and is fixedly connected with handle.

3. a kind of straight-through two-seater control valve according to claim 1, it is characterised in that: the cavity (41) is located at valve seat (4) top of the central area of inner cavity, the valve seat (4) is connected with exhalant canal (410), and the exhalant canal (410) is leaned on The side of nearly water chamber (12) is connected with water outlet bend (411), and the bottom of the valve seat (4) is connected with water outlet bend (411) Logical, the water outlet bend (411) is connected with water chamber (12), the link slot (43) respectively with cavity (41) and intake antrum (11) it is connected.

4. a kind of straight-through two-seater control valve according to claim 1, it is characterised in that: the top of the spool (32) is solid Surely it is connected with upper end cover (320), the upper end cover (320) and the outer surface of valve rod (3) are fixedly attached, the upper end cover (320) Outer diameter value be greater than exhalant canal (410) inner diameter values.

5. a kind of straight-through two-seater control valve according to claim 1, it is characterised in that: the bottom end of the guide cylinder (33) It is fixedly connected with lower cover (330), the lower cover (330) and the outer surface of valve rod (3) are fixedly attached, the lower cover (330) outer diameter value is greater than the inner diameter values of guide groove (42).

6. a kind of straight-through two-seater control valve according to claim 1, it is characterised in that: the inner wall of the adjusting set (52) It offers and adjusts screw thread (31) compatible internal screw thread, the adjusting set (52) is threadedly coupled with valve rod (3).

7. a kind of straight-through two-seater control valve according to claim 1, it is characterised in that: the spool (32) extends to valve Seat (4) top, the intake antrum (11), cavity (41), exhalant canal (410), water outlet bend (411) and water chamber (12) according to Secondary to be connected, the bottom end and location hole (210) of the valve rod (3) are detached from.

8. a kind of straight-through two-seater control valve according to claim 1, it is characterised in that: the spool (32) is fully located at The inside of exhalant canal (410), the exhalant canal (410) are disconnected by spool (32) and water outlet bend (411), the guiding The bottom end of cylinder (33) extends to the bottom of valve seat (4).

Technical field

The present invention relates to fluid control device technical field, specially a kind of straight-through two-seater control valve.

Background technique

Valve be in the fluid system, for control the direction of fluid, pressure, flow device, valve be make piping and Media flow or stopping in equipment and the device that can control its flow, valve can be used for controlling empty gas and water, steam, various corruption The flowing of the various types fluid such as corrosion medium, mud, oil product, liquid metal and radiating medium, valve are that pipeline fluid is defeated Send control unit in system, it be for changing access section and flow direction of medium, have water conservancy diversion, cut-off, throttling, non-return, It shunts or functions, the valves such as overflow release can be used for controlling water, steam, oil product, gas, mud, various corrosive medias, liquid The various types such as metal and radioactive fluid fluidly flow, and a variety of kinds of drive can be used in the control of valve, such as manual, electricity Move, surge, pneumatically, turbine, electromagnetic driven, electromagnetism surge, electro-hydraulic dynamic, air-or liquid-operated etc.；It can be passed in pressure, temperature or other forms Under the action of feeling signal, acted by scheduled requirement, or do not depend on transducing signal and simply opened or closed, valve It opening and closing element is gone up and down, slides by driving or automechanism, swing or rotary motion, to change the size of its flow area To realize its control function.

Liquid in oil and gas pipeline has very strong corrosivity, our present butterfly valve, gate valve, ball valves etc. is in pipe There are axis, sealing ring in road, in such a way that rotation is closed, and such valve cannot be blocked when pipeline is Yi Dan leakage in first time Fluid, and since existing axis, sealing ring etc. are highly susceptible to the corrosion of fluid, motor-driven valve can be cut off at the first time still Structure is complicated for motor-driven valve, in moist place using more difficult, when being used for explosive medium, needs using flame proof measure.

The valve disclosed in 105864446 A of Chinese invention patent application prospectus CN, the valve, although, Pipeline is sealed, prevents from revealing, valve does not have axis and rubber, prevent from corroding, but the valve, when closed, compression bar simultaneously by To the tension of reset spring and the effect of water flow pressure, need brake force to be used larger, it is inconvenient, and when valve closing, Locking spring is in compressive state always, is used for a long time, and reset spring can gradually relax, and influences the service life of valve and is difficult to The shortcomings that adjusting water outlet size.

Summary of the invention

In view of the deficiencies of the prior art, the present invention provides a kind of straight-through two-seater control valve, above-mentioned background skill is solved The problem of being proposed in art.

In order to achieve the above object, the present invention is achieved by the following technical programs: a kind of straight-through two-seater control valve, packet The valve body that both ends offer intake antrum and water chamber respectively is included, positioned at the valve seat of valve inner, positioned at the capsul of body top, Control seat at the top of capsul and the valve rod being connected respectively with valve body, valve seat, capsul and control seat, the valve body Bottom is fixedly connected with pedestal, and the bottom fixation of the pedestal is plugged with locating piece, and the top of the locating piece offers positioning Hole, the valve body are connected with valve seat, and the inside of the valve seat offers cavity, exhalant canal, water outlet bend, guide groove respectively And link slot, the top of the valve body are fixedly connected with the bottom end of capsul, the internal activity of the capsul is equipped with metal Set, the outer surface of the capsul offer oil inlet, and the top of the capsul is plugged with sealing-plug, the bottom of the control seat Portion is fixedly connected with connecting bottom board, and the control seat at the top of connecting bottom board and sealing-plug by being fixedly connected, the control seat Inner rotation be connected with adjusting set, the outer surface that the valve rod is located inside adjusting set offers adjusting screw thread, the valve rod Inner thread by adjusting screw thread and adjusting set connects, and the valve rod is located at the interior of outer surface inside metallic sheath and metallic sheath Wall is flexibly connected, and the valve rod is located at the outer surface of body cavity, and fixing sleeve is connected to spool and guide cylinder respectively, the spool and Exhalant canal is flexibly connected, and the guide cylinder is flexibly connected with guide groove, and the bottom end of the guide cylinder is flexibly connected with location hole.

Optionally, the two sides of the valve body offer the linking port for installing external pipe respectively and are used for fixed valve The fixation hole of body, the linking port are connected with intake antrum, and the top of the adjusting set is run through and extends to the top of control seat Portion, one end that the adjusting set is located at the top of control seat are fixedly connected with handle.

Optionally, the cavity is located at the central area of valve base cavity, and the top of the valve seat is connected with exhalant canal, The exhalant canal is connected close to the side of water chamber with water outlet bend, and the bottom of the valve seat is connected with water outlet bend, The water outlet bend is connected with water chamber, and the link slot is connected with cavity and intake antrum respectively.

Optionally, upper end cover, the outer surface fixing sleeve of the upper end cover and valve rod are fixedly connected at the top of the spool It connects, the outer diameter value of the upper end cover is greater than the inner diameter values of exhalant canal.

Optionally, the bottom end of the guide cylinder is fixedly connected with lower cover, and the outer surface of the lower cover and valve rod is fixed Socket, the outer diameter value of the lower cover are greater than the inner diameter values of guide groove.

Optionally, the inner wall of the adjusting set offers internal screw thread compatible with screw thread is adjusted, and the adjusting set passes through Internal screw thread is connect with threaded stem.

Optionally, when the valve body is in the open state, the spool extends to the top of valve seat, the intake antrum, chamber Body, exhalant canal, water outlet bend and water chamber are sequentially connected logical, the bottom end of the valve rod and location hole disengaging.

Optionally, when the valve body is in close state, the spool is fully located at the inside of exhalant canal, the water outlet Channel is disconnected by spool and water outlet bend, and the bottom end of the guide cylinder extends to the bottom of valve seat.

The present invention provides a kind of straight-through two-seater control valve, have it is following the utility model has the advantages that

1, the straight-through two-seater control valve, is cooperated by capsul and metallic sheath, valve body can be made to be in extraneous and capsul Closed state effectively avoids liquid in pipeline from revealing, by oil inlet, lubricating oil can be replenished in time, prevent valve rod can not be just Often rotation is adjusted, by stem exterior surface fixing sleeve be connected to spool and intake antrum, cavity, exhalant canal, water outlet bend and Cooperation between water chamber prevents from corroding without axis and rubber while guaranteeing valve control effect.

2, the straight-through two-seater control valve is cooperated by adjusting screw thread and adjusting set, instead of reset spring, swing handle, Valve rod is moved down, when closing valve, the tension force effect of no reset spring, it is possible to prevente effectively from compression bar is simultaneously by reset bullet The problem of tension and water flow pressure of spring act on, and need using brake force is increased, and inconvenience operates, when valve being avoided to close, locking The problem of spring is in compressive state always, is used for a long time, and reset spring can gradually relax, influence valve service life, passes through The amplitude of swing handle, the area that adjustable water outlet bend is connected to intake antrum, realizes the effect for effectively adjusting water flow size.

3, straight-through two-seater control valve, by being connected to guide cylinder and guide groove under in stem exterior surface fixing sleeve Cooperation between end cap can make valve rod and spool keep settling position, and when valve being avoided to open, spool is detached from exhalant canal, And under water flow pressure, the problem of leading to valve rod and spool position deviation, be unable to normal switching-off valve, the straight-through two-seater control is improved The stability of valve working processed.

Detailed description of the invention

Fig. 1 is valve body open state structural schematic diagram of the present invention；

Fig. 2 is valve body closed state structural schematic diagram of the present invention；

Fig. 3 is stem structure schematic diagram of the present invention；

Fig. 4 is valve seat construction schematic diagram of the present invention；

Fig. 5 is enlarged structure schematic diagram at A in Fig. 1 of the present invention.

In figure: 1, valve body；11, intake antrum；12, water chamber；13, it is connected port；14, fixation hole；2, pedestal；21, it positions Part；210, location hole；3, valve rod；31, screw thread is adjusted；32, spool；320, upper end cover；33, guide cylinder；330, lower cover；4, valve Seat；41, cavity；410, exhalant canal；411, it is discharged bend；42, guide groove；43, link slot；5, seat is controlled；51, bottom is connected Plate；52, adjusting set；6, capsul；61, metallic sheath；610, oil inlet；7, sealing-plug.

Specific embodiment

Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.

Fig. 1 to Fig. 5 is please referred to, the present invention provides a kind of technical solution: a kind of straight-through two-seater control valve, including both ends point The valve body 1 for not offering intake antrum 11 and water chamber 12, the valve seat 4 inside valve body 1, the capsul positioned at 1 top of valve body 6, positioned at the top of capsul 6 control seat 5 and respectively with valve body 1, valve seat 4, capsul 6 and control the valve rod 3 that seat 5 is connected, The bottom of valve body 1 is fixedly connected with pedestal 2, and the bottom fixation of pedestal 2 is plugged with locating piece 21, and the top of locating piece 21 offers Location hole 210, valve body 1 are connected with valve seat 4, and the inside of valve seat 4 offers cavity 41, exhalant canal 410, water outlet bend respectively 411, guide groove 42 and link slot 43, cavity 41 are located at the central area of 4 inner cavity of valve seat, the top of valve seat 4 and exhalant canal 410 It is connected, exhalant canal 410 is connected close to the side of water chamber 12 with water outlet bend 411, the bottom of valve seat 4 and water outlet bend 411 are connected, and water outlet bend 411 is connected with water chamber 12, and link slot 43 is connected with cavity 41 and intake antrum 11 respectively, lead to The amplitude of swing handle is crossed, the area that adjustable water outlet bend 411 is connected to intake antrum 11 is realized and effectively adjusts water flow size Effect, the top of valve body 1 is fixedly connected with the bottom end of capsul 6, and the internal activity of capsul 6 is equipped with metallic sheath 61, close The outer surface of capsule 6 offers oil inlet 610, and the top of capsul 6 is plugged with sealing-plug 7, passes through capsul 6 and metallic sheath 61 Cooperation can make valve body 1 and extraneous and capsul 6 be in closed state, effectively avoid liquid in pipeline from revealing, pass through oil inlet 610, lubricating oil can be replenished in time, prevent valve rod 3 can not normal rotation adjust, control seat 5 bottom be fixedly connected with connection Bottom plate 51, control seat 5 are fixedly connected by connecting bottom board 51 with the top of sealing-plug 7, and the inner rotation of control seat 5 is connected with tune Section set 52, the two sides of valve body 1 offer linking port 13 for installing external pipe and respectively for the fixations of fixed valve body 1 Hole 14, linking port 13 are connected with intake antrum 11, and the top of control seat 5 is run through and extended on the top of adjusting set 52, adjust One end that set 52 is located at 5 top of control seat is fixedly connected with handle, and the outer surface that valve rod 3 is located inside adjusting set 52 offers tune Screw thread 31 is saved, is cooperated by adjusting screw thread 31 and adjusting set 52, instead of reset spring, swing handle moves down valve rod 3, When closing valve, the tension force effect of no reset spring, it is possible to prevente effectively from compression bar while tension and water flow by reset spring The problem of pressure effect is needed using brake force is increased, and inconvenience operates, when valve being avoided to close, locking spring is in pressure always The problem of contracting state is used for a long time, and reset spring can gradually relax, influence valve service life, valve rod 3 is by adjusting screw thread 31 It is connect with the inner thread of adjusting set 52, the inner wall activity that valve rod 3 is located at outer surface and metallic sheath 61 inside metallic sheath 61 connects It connects, valve rod 3 is located at the outer surface of 1 inner cavity of valve body, and fixing sleeve is connected to spool 32 and guide cylinder 33 respectively, and the top of spool 32 is fixed It is connected with upper end cover 320, upper end cover 320 and the outer surface of valve rod 3 are fixedly attached, and the outer diameter value of upper end cover 320 is greater than water outlet The inner diameter values in channel 410, the bottom end of guide cylinder 33 are fixedly connected with lower cover 330, and lower cover 330 and the outer surface of valve rod 3 are solid Fixed socket, and the outer diameter value of lower cover 330 is greater than the inner diameter values of guide groove 42, the inner wall of adjusting set 52 offers and adjusts screw thread 31 compatible internal screw threads, adjusting set 52 are threadedly coupled by internal screw thread with valve rod 3, and spool 32 and 410 activity of exhalant canal are even It connects, guide cylinder 33 is flexibly connected with guide groove 42, and the bottom end of guide cylinder 33 is flexibly connected with location hole 210, and valve body 1, which is in, to be opened When state, spool 32 extends to the top of valve seat 4, intake antrum 11, cavity 41, exhalant canal 410, water outlet bend 411 and water outlet Chamber 12 is sequentially connected logical, and the bottom end of valve rod 3 and location hole 210 are detached from, and when valve body 1 is in close state, spool 32 is fully located at The inside of exhalant canal 410, exhalant canal 410 are disconnected by spool 32 and water outlet bend 411, and the bottom end of guide cylinder 33 extends to The bottom of valve seat 4, by being connected to spool 32 and intake antrum 11, cavity 41, exhalant canal in 3 outer surface fixing sleeve of valve rod 410, the cooperation being discharged between bend 411 and water chamber 12 prevents while guaranteeing valve control effect without axis and rubber Corrosion, can by being connected to the cooperation between guide cylinder 33 and guide groove 42 and lower cover 330 in 3 outer surface fixing sleeve of valve rod So that valve rod 3 and spool 32 keep settling position, when valve being avoided to open, spool 32 detaches aquaporin-4 10, and in water flow pressure Under power, the problem of leading to valve rod 3 and the deviation of 32 position of spool, be unable to normal switching-off valve, the straight-through two-seater control valve is improved The stability of work.

In conclusion the straight-through two-seater control valve, in use, rotating clockwise handle, cooperation adjusts screw thread 31 and adjusts Section set 52, moves up valve rod 3, is further driven to spool 32 and moves up, in intake antrum 11, cavity 41, exhalant canal 410, it is discharged under bend 411 and the cooperation of water chamber 12, opens valve, water flow is successively along intake antrum 11, cavity 41, exhalant canal 410, bend 411 and water chamber 12 are discharged to flow out, rotate counterclockwise handle, valve rod 3 moves down, be further driven to spool 32 to Lower movement is discharged bend 411 and closes, so that valve be made to close, water flow can not circulate, and pass through simultaneously by the obstruction of spool 32 Cooperation between guide cylinder 33 and guide groove 42 and lower cover 330 can make valve rod 3 and spool 32 keep settling position, keep away When exempting from valve opening, spool 32 detaches aquaporin-4 10, completes the function of valve control water outlet.

The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto, Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.