CN203703310U - Remote control valve - Google Patents
Remote control valve Download PDFInfo
- Publication number
- CN203703310U CN203703310U CN201420051017.5U CN201420051017U CN203703310U CN 203703310 U CN203703310 U CN 203703310U CN 201420051017 U CN201420051017 U CN 201420051017U CN 203703310 U CN203703310 U CN 203703310U
- Authority
- CN
- China
- Prior art keywords
- valve
- valve body
- cable
- base
- remote control
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000007789 sealing Methods 0.000 claims abstract description 24
- 238000001514 detection method Methods 0.000 claims abstract description 17
- 230000008878 coupling Effects 0.000 claims description 19
- 238000010168 coupling process Methods 0.000 claims description 19
- 238000005859 coupling reaction Methods 0.000 claims description 19
- 210000004907 gland Anatomy 0.000 claims description 9
- 238000009434 installation Methods 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 10
- 239000012530 fluid Substances 0.000 abstract description 9
- 238000012423 maintenance Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 241001347978 Major minor Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Abstract
The utility model discloses a remote control valve. The remote control valve comprises a valve body and an execution body installed on the valve body. The execution body comprises a base and a valve deck, wherein the upper end of the base is covered with the valve deck. A display circuit board, a main circuit board, a gear motor and a connecting piece are installed between the valve deck and the base from top to bottom in sequence. The upper portion of the valve body extends into the lower portion of the base and is detachably connected with the lower portion of the base. The upper end of the connecting piece is connected with the gear motor. The lower end of the connecting piece is connected with a valve rod of the valve body. A power supply cable, an M-BUS cable and a temperature sensor cable extend into the execution body from the lower portion of the base and are connected with the main circuit board. According to the remote control valve, the sealing effect is good, assembly and disassembly between the valve body and the execution body are convenient, a detection mechanism is in place, so that detection is more accurate, and the service life is long; fluid is effectively prevented from flowing out from the space between the valve rod and the inner wall of an installation hole of the valve rod, it is guaranteed that an execution mechanism and a control mechanism are free of interference, and assembly and disassembly between a main valve body and an auxiliary valve body are convenient due to flange connection.
Description
Technical field
The utility model belongs to valving technical field, is specifically related to a kind of Remote control valve.
Background technique
Control valve is generally by controlling the direction of fluid, flows etc. carry out the working procedure of pilot pressure device, existing control valve, simple in structure, carry out body inner sealing poor, and for the fluid having, in pipeline, in mobile process, need its pressure and temperature of real-time monitoring etc., and existing control valve generally only has the fluid of control break-make, the function of uninterrupted, function ratio is more single, can not meet present demand, the valve body of existing control valve is fixedly connected with the integrated type that is connected to of carrying out body, in the time of maintenance control valve, to above carrying out body, take apart successively, not only easily dismount badly execution body, also waste a large amount of manpowers and time, very inconvenient, and the cable of existing control valve is all generally the top access from carrying out body, be then connected with circuit board, be not easy to the dismounting in installation and maintenance process, detection mode that what conventional valves was closed and opened put in place is the mode that adopts contact-making switch or position limit switch, the Detecting element life-span that this detection mode is used is short, in use need continuous replacing, and then need to repeat take execution body apart, cumbersome, and can not guarantee to carry out the sealing of body inside.
Traditional control valve valve, the poor sealing of its valve rod lower end and valve interior wall, in the situation that hydrodynamic pressure is excessive, the fluid easily gap between valve rod and valve interior wall upwards flows out, the control mechanism or the actuator that flow into valve rod top, bring inconvenience or lose; And traditional control valve valve, its ball valve core, valve seat valve rod are to be all installed in main valve body, auxiliary valve body is to be connected with main valve body entrance point by the mode of screw thread, time one length or major-minor valve body are after being dismounted for multiple times, screw thread is distortion or suitable bad easily, sealing is between the two difficult to guarantee, easily causes fluid leakage.
The deficiencies in the prior art are: the cable of existing control valve is all generally the top access from carrying out body, is then connected with circuit board, is not easy to the dismounting in installation and maintenance process; The Detecting element life-span that detection mode that what conventional valves was closed and opened put in place adopts is short, needs periodic replacement, very inconvenient, and the sealing effect of body is carried out in impact; The poor sealing of valve rod lower end and valve interior wall, fluid easily flows into actuator or control mechanism from gap between the two, affects valve working; Thread connecting mode sealing effect between main valve body and auxiliary valve body is not fine simultaneously, easily causes leakage.
Model utility content
The purpose of this utility model is to provide a kind of rational in infrastructure, Remote control valve of being convenient to installation and removal.
For achieving the above object, the technical solution of the utility model is as follows: a kind of Remote control valve, comprise valve body and be arranged on the execution body on this valve body, described execution body comprises base and mounts cover the valve gap in base upper end, display circuit board is installed between described valve gap and base from top to bottom successively, main circuit plate, reducing motor and coupling, described base bottom is stretched on described valve body top, and with detachable connection of described base bottom, described coupling upper end is connected with reducing motor, coupling lower end is connected with the valve rod of valve body, on described execution body, power cable is installed, M-BUS cable and temperature transducer cable, this power cable, M-BUS cable and temperature transducer cable stretch into and carry out in body from base bottom, and be connected with main circuit plate.
Above-mentioned Remote control valve, the inner mounting structure of execution body of control valve is more reasonable, the power cable accessing by outside is to display circuit board, main circuit plate and reducing motor power supply, coupling one end is connected with the output terminal of reducing motor, the other end is connected with spool top, drive the motion of coupling and spool by the running of the circuit control reducing motor on main circuit plate, can realize the remote automation control of control valve, simultaneously due to power cable, M-BUS cable and temperature transducer cable independently access from base bottom, make each element on base top can pass through valve gap integral seal, sealability is better, power cable, between M-BUS cable and temperature transducer cable and base, independent sealing and valve body are connected with execution body is detachable, be convenient to installation and the later stage demolition and maintenance of whole control valve structure.
Described valve body comprises main valve body, auxiliary valve body and is arranged on valve rod and the ball valve core in this valve body, described auxiliary valve body is connected with main valve body entrance point, described valve rod is arranged in valve rod mounting hole, the lower end of this valve rod is stretched in valve pocket and is coordinated with ball valve core, on the sidewall of described valve rod lower end, be provided with the seal boss of a circle taper, sealing boss is big top and small bottom, and the conical surface and the valve interior wall of described seal boss are close to, and will between described valve rod mounting hole and valve pocket, seal.
Adopt said structure, the seal boss of valve rod and valve interior wall surface of contact are tapered slope, and while being subject to hydrodynamic pressure in valve rod lower end, between valve rod and valve interior wall, more pressure is tighter, makes sealing effect better, has prevented that fluid from flowing out from valve rod mounting hole.
Described auxiliary valve body is tubulose, and on the outer wall of this auxiliary valve body connecting end, with the corresponding flange plate that is provided with on the outer wall of main valve body entrance point, the connecting end of this auxiliary valve body is against on main valve body entrance point end face, and by being located in the bolt-locking on flange plate.
Above-mentioned Placement, be connected with bolt by flange plate, stabilized structure, easy for removal and installation, and auxiliary valve body connecting end and main valve body entrance point end face are projection and groove type fit system, both can also arrange seal ring between end face, and this Placement can also keep original sealing effect after repeatedly dismantling and installing, and can not destroy its close joint performance.
Described valve rod mounting hole lower end is up-small and down-big shoulder hole, described seal boss is positioned at the bigger diameter end of this shoulder hole, between seal boss and the step surface of shoulder hole, conical seal ring is installed, the conical surface of sealing boss is pressed on conical seal ring on step.
Valve rod mounting hole lower end forms up-small and down-big shoulder hole, and conical seal ring is arranged on this step surface, and while being subject to hydrodynamic pressure in valve rod lower end, the conical surface of seal boss is pressed on conical seal ring on step, further strengthens its sealing effect.
The inner edge of described auxiliary valve body connecting end stretches in the entrance point of main valve body, and with main valve body entrance point inwall close contact, on described auxiliary valve body connecting end inwall, be provided with a circle flange, this flange be arranged on the valve seat close contact in main valve body, and between valve seat and flange, be provided with the first seal ring, on the valve rod outer wall of described seal boss top, offer two circle mounting grooves, in this two circles mounting groove, the second seal ring is installed.
Said structure makes two-stage sealing, further enhanced leaktightness effect between valve rod and valve rod mounting hole.
Described power cable is one, and M-BUS cable is one, and temperature transducer cable is two, on this temperature transducer cable, temperature transducer is installed.
Described power cable, M-BUS cable and temperature transducer cable penetrate from base lower end, on power cable, M-BUS cable and temperature transducer cable, cover has the first seal ring and gland nut, this first seal ring is positioned at gland nut top, between described power cable, M-BUS cable and temperature transducer cable and base, seals by the first seal ring and gland nut.
Above-mentioned mounting type, make to mount and dismount between power cable, M-BUS cable and temperature transducer cable and base more convenient, and good airproof performance.
Described coupling upper end outer wall is provided with a circle bulge loop, on this bulge loop, test rod is installed, and two photoelectric detection switch are installed on described main circuit plate, and described test rod matches with photoelectric detection switch and detects the opening and closing of valve.
Photoelectric detection switch also can replace with infrared tube or grating detection etc., adopts this structure, and service time is long, and the life-span is long, need not regularly replace, and reduces the number of times of taking apart of carrying out body, is convenient to safeguard.
On described main circuit plate, have curve bath, the angle that this curve bath is corresponding is degree, and two photoelectric detection switch are arranged on main circuit plate lower surface, and lay respectively at the two ends of curve bath, described test rod upper end is near curve bath, and in the time that coupling rotates, test rod can rotate along curve bath.
The center of curve bath is consistent with the axle center of coupling, and test rod synchronously rotates with coupling, the detection that puts in place that realizes valve opening or close.
The beneficial effects of the utility model are: 1, the utility model is rational in infrastructure, good sealing effect, be convenient to valve body and carry out the installation and removal between body, between reducing motor and main circuit plate, install to position detecting mechanism, it is more accurate to detect, long service life, has avoided regularly taking apart execution body replacing Detecting element its sealability is declined; 2, power cable, M-BUS cable and the independent sealed installation of temperature transducer cable, be convenient to installation and maintenance, and cable no longer penetrates from carrying out body top, has guaranteed to carry out the sealing of body integral installation structure; 3, strengthened the sealing effect between valve rod and valve rod mounting hole inwall, effectively prevent that fluid from flowing out between valve rod and valve rod mounting hole inwall, guarantee that actuator and control mechanism are interference-free, changed the linkage structure between main valve body and auxiliary valve body simultaneously, guarantee the sealability between main valve body and auxiliary valve body, flange plate connects, and is convenient to the installation and removal between main valve body and auxiliary valve body, even and if repeatedly dismantle and install and also can not affect sealing effect between the two.
Accompanying drawing explanation
Fig. 1 is explosive view of the present utility model;
Fig. 2 is structural representation of the present utility model;
Fig. 3 is the annexation figure between reducing motor and main circuit plate;
Fig. 4 is the plan view of Fig. 3;
Fig. 5 is the structural representation of valve body;
Fig. 6 is the stereogram of valve body.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail:
As shown in Figures 1 to 6, a kind of Remote control valve, comprise valve body 1 and be arranged on the execution body 2 on this valve body 1, carrying out body 2 comprises base 21 and mounts cover the valve gap 22 in base 21 upper ends, base 21 is connected by four hexagon socket countersunk flat cap head screws 218 with valve gap 22, base 21 is provided with sealing gasket 221 with the joint of valve gap 22, display circuit board 23 is installed between valve gap 22 and base 21 from top to bottom successively, main circuit plate 24, reducing motor 25 and coupling 29, base 3 bottoms are stretched on valve body 1 top, and be connected by hexagon socket countersunk flat cap head screw 220 is detachable with base 3 bottoms, display circuit board 23 is arranged in valve gap 22 tops by cross recess tapping screw, coupling 29 upper ends are connected with reducing motor 25, coupling 29 lower ends are connected with the valve rod 12 of valve body 1, carry out on body 2 power cable 26 is installed, a M-BUS cable 27 and two temperature transducer cables 28, temperature transducer 216 is installed on temperature transducer cable 28, power cable 26, M-BUS cable 27 and temperature transducer cable 28 penetrate from base 21 lower ends, and be connected with main circuit plate 24, power cable 26, on M-BUS cable 27 and temperature transducer cable 28, cover has the first seal ring 210 and gland nut 211, this first seal ring 210 is positioned at gland nut 211 tops, power cable 26, between M-BUS cable 27 and temperature transducer cable 28 and base 21, seal by the first seal ring 210 and gland nut 211.
Valve body comprises main valve body 1a, auxiliary valve body 1b and is arranged on valve rod 12 and the ball valve core 13 in this valve body 1, auxiliary valve body 1b is connected with main valve body 1a entrance point, valve rod 12 is arranged in valve rod mounting hole, the lower end of this valve rod is stretched in valve pocket and is coordinated with ball valve core 13, on the sidewall of valve rod 12 lower ends, be provided with the seal boss 14 of a circle taper, sealing boss 14 is big top and small bottom, and the conical surface and the valve interior wall of seal boss 14 are close to, and will between valve rod mounting hole and valve pocket, seal.
Auxiliary valve body 1b is tubulose, on the outer wall of this auxiliary valve body 1b connecting end with the corresponding flange plate 15 that is provided with on the outer wall of main valve body 1a entrance point, the connecting end of this auxiliary valve body 1b is against on main valve body 1a entrance point end face, and locks by the bolt 16 being located on flange plate 15.
Valve rod mounting hole lower end is up-small and down-big shoulder hole, seal boss 14 is positioned at the bigger diameter end of this shoulder hole, between seal boss 14 and the step surface of shoulder hole, conical seal ring 18 is installed, the conical surface of sealing boss 14 is pressed on conical seal ring 18 on step, on auxiliary valve body 1b connecting end inwall, be provided with a circle flange 17, this flange 17 be arranged on valve seat 11 close contacts in main valve body 1a, and be provided with the first seal ring between valve seat 11 and flange 17, on valve rod 12 outer walls of seal boss 14 tops, offer two circle mounting grooves, in this two circles mounting groove, the second seal ring 19 is installed.
Coupling 29 upper end outer walls are provided with a circle bulge loop 212, on this bulge loop 212, test rod 213 is installed, two photoelectric detection switch 215 are installed on main circuit plate 24, test rod 213 matches with photoelectric detection switch 215 and detects the opening and closing of valve, on main circuit plate 24, have curve bath 214, the angle of these curve bath 214 correspondences is 90 degree, two photoelectric detection switch 215 are arranged on main circuit plate 24 lower surfaces, and lay respectively at the two ends of curve bath 214, test rod 213 upper ends are near curve bath 214, in the time that coupling 29 rotates, test rod 213 can rotate along curve bath 214.
Claims (9)
1. a Remote control valve, comprise valve body (1) and be arranged on the execution body (2) on this valve body (1), it is characterized in that: described execution body (2) comprises base (21) and mounts cover the valve gap (22) in base (21) upper end, between described valve gap (22) and base (21), display circuit board (23) is installed from top to bottom successively, main circuit plate (24), reducing motor (25) and coupling (29), described base (3) bottom is stretched on described valve body (1) top, and with described base (3) detachable connection of bottom, described coupling (29) upper end is connected with reducing motor (25), coupling (29) lower end is connected with the valve rod (12) of valve body (1), power cable (26) is installed on described execution body (2), M-BUS cable (27) and temperature transducer cable (28), this power cable (26), M-BUS cable (27) and temperature transducer cable (28) stretch into and carry out in body (2) from base (21) bottom, and be connected with main circuit plate (24).
2. Remote control valve according to claim 1, it is characterized in that: described valve body comprises main valve body (1a), auxiliary valve body (1b) and be arranged on valve rod (12) and the ball valve core (13) in this valve body (1), described auxiliary valve body (1b) is connected with main valve body (1a) entrance point, described valve rod (12) is arranged in valve rod mounting hole, the lower end of this valve rod is stretched in valve pocket and is coordinated with ball valve core (13), on the sidewall of described valve rod (12) lower end, be provided with the seal boss (14) of a circle taper, sealing boss (14) is big top and small bottom, the conical surface and the valve interior wall of described seal boss (14) are close to, and will between described valve rod mounting hole and valve pocket, seal.
3. Remote control valve according to claim 2, it is characterized in that: described auxiliary valve body (1b) is tubulose, on the outer wall of this auxiliary valve body (1b) connecting end with the corresponding flange plate (15) that is provided with on the outer wall of main valve body (1a) entrance point, the connecting end of this auxiliary valve body (1b) is against on main valve body (1a) entrance point end face, and by being located in bolt (16) locking on flange plate (15).
4. Remote control valve according to claim 3, it is characterized in that: described valve rod mounting hole lower end is up-small and down-big shoulder hole, described seal boss (14) is positioned at the bigger diameter end of this shoulder hole, conical seal ring (18) is installed between seal boss (14) and the step surface of shoulder hole, and the conical surface of sealing boss (14) is pressed on conical seal ring (18) on step.
5. Remote control valve according to claim 4, it is characterized in that: on described auxiliary valve body (1b) connecting end inwall, be provided with a circle flange (17), this flange (17) and valve seat (11) close contact being arranged in main valve body (1a), and be provided with the first seal ring between valve seat (11) and flange (17), on valve rod (12) outer wall of described seal boss (14) top, offer two circle mounting grooves, in this two circles mounting groove, the second seal ring (19) is installed.
6. Remote control valve according to claim 1, it is characterized in that: described power cable (26) is one, M-BUS cable (27) is one, temperature transducer cable (28) is two, on this temperature transducer cable (28), temperature transducer (216) is installed.
7. Remote control valve according to claim 6, it is characterized in that: described power cable (26), M-BUS cable (27) and temperature transducer cable (28) penetrate from base (21) lower end, power cable (26), the upper cover of M-BUS cable (27) and temperature transducer cable (28) has the first seal ring (210) and gland nut (211), this first seal ring (210) is positioned at gland nut (211) top, described power cable (26), between M-BUS cable (27) and temperature transducer cable (28) and base (21), seal by the first seal ring (210) and gland nut (211).
8. Remote control valve according to claim 1, it is characterized in that: described coupling (29) upper end outer wall is provided with a circle bulge loop (212), test rod (213) is installed on this bulge loop (212), two photoelectric detection switch (215) are installed on described main circuit plate (24), and described test rod (213) matches with photoelectric detection switch (215) and detects the opening and closing of valve.
9. Remote control valve according to claim 8, it is characterized in that: on described main circuit plate (24), have curve bath (214), the angle that this curve bath (214) is corresponding is 90 degree, two photoelectric detection switch (215) are arranged on main circuit plate (24) lower surface, and lay respectively at the two ends of curve bath (214), described test rod (213) upper end is near curve bath (214), in the time that coupling (29) rotates, test rod (213) can rotate along curve bath (214).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420051017.5U CN203703310U (en) | 2014-01-26 | 2014-01-26 | Remote control valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420051017.5U CN203703310U (en) | 2014-01-26 | 2014-01-26 | Remote control valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203703310U true CN203703310U (en) | 2014-07-09 |
Family
ID=51053755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420051017.5U Expired - Lifetime CN203703310U (en) | 2014-01-26 | 2014-01-26 | Remote control valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203703310U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103759059A (en) * | 2014-01-26 | 2014-04-30 | 重庆市伟岸测器制造股份有限公司 | Remote control valve |
| CN106869874A (en) * | 2017-04-25 | 2017-06-20 | 西安希佛隆阀门有限公司 | The device that a kind of remote control natural gas well is opened and closed |
-
2014
- 2014-01-26 CN CN201420051017.5U patent/CN203703310U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103759059A (en) * | 2014-01-26 | 2014-04-30 | 重庆市伟岸测器制造股份有限公司 | Remote control valve |
| CN103759059B (en) * | 2014-01-26 | 2016-05-18 | 重庆市伟岸测器制造股份有限公司 | A kind of Remote control valve |
| CN106869874A (en) * | 2017-04-25 | 2017-06-20 | 西安希佛隆阀门有限公司 | The device that a kind of remote control natural gas well is opened and closed |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140709 |
|
| CX01 | Expiry of patent term |