CN203857113U - Hydraulic power actuator for screwed valve - Google Patents
Hydraulic power actuator for screwed valve Download PDFInfo
- Publication number
- CN203857113U CN203857113U CN201420272954.3U CN201420272954U CN203857113U CN 203857113 U CN203857113 U CN 203857113U CN 201420272954 U CN201420272954 U CN 201420272954U CN 203857113 U CN203857113 U CN 203857113U
- Authority
- CN
- China
- Prior art keywords
- driven bevel
- valve
- bevel gear
- flange
- bevel pinion
- 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 - Fee Related
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- Mechanically-Actuated Valves (AREA)
- Gear Transmission (AREA)
Abstract
The utility model discloses a hydraulic power actuator for a screwed valve. An H-shaped connection sleeve is arranged on one side of a shell, a connection shaft is arranged in the H-shaped connection sleeve, a hydraulic motor and a driving bevel gear are arranged at two ends of the connection sleeve respectively, a driven bevel gear is arranged in the shell via a butting flange and meshed with the driving bevel gear, a matched bushing is arranged in the driven bevel gear and meshed with a thread of a valve stem, a nausea board flange is arranged on a top face of the driven bevel gear, a protection cap is arranged on a top face of a cover plate, a transmission shaft penetrates through the nausea board and the cover plate, the bottom end of the transmission shaft is connected with the valve stem, an upper portion of the transmission shaft is positioned in the protection cap, two fixing plates are arranged on the top face of the cover plate and positioned in the protection cap, two micro-switches are arranged on the two fixing plates, and a cam is arranged on the upper portion of the transmission shaft and respectively contacts the two micro-switches. The hydraulic power actuator for the screwed valve is capable of turning on the large-size screwed valve with low oil consumption, the switch position of the screwed valve can be displayed by remote control, turning-on and turning-off time of the screwed valve can be adjusted, control and operation of the screwed valve are facilitated, and an SOLAS (Convention on the Safety of Life at Sea) is satisfied.
Description
Technical field
The utility model relates to a kind of hydraulic power final controlling element for screw valve.
Background technique
According to International Convention for the Safety of Life at Sea (being called for short SOLAS pact) 12.5.1 article of regulation of II-1 chapter, be arranged on the front screw valve that must use telecontrol for the treatment of the valve of forepeak liquid of shipping anti-collision wall.Screw valve power final controlling element in the market, its standard-sized sheet and complete shut-down valve need oil mass very large, and internal leakage is also large, and the hydraulic power discharge capacity on ship requires high, and it is large that the pipe diameter of conveying liquid force feed is wanted, and opening valve time is non-adjustable.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of hydraulic power final controlling element for screw valve, this final controlling element has overcome the defect of conventional helical valve actuation power final controlling element, it only needs the less oil mass of consumption just can open the screw valve of larger specification, and the remote control that valve switch position is provided shows, switching time is adjustable, facilitate the control operation of screw valve, meet the regulation of SOLAS pact.
For solving the problems of the technologies described above, the utility model comprises housing for the hydraulic power final controlling element of screw valve, cover plate, the valve rod of abutted flange and screw valve, described cover plate is located at described housing top, described abutted flange is located at described housing bottom, described valve rod penetrates described abutted flange and is positioned at described housing, this final controlling element also comprises oil hydraulic motor, I-shaped connecting sleeve, mounting flange, driving bevel gear, coupling shaft, driven bevel pinion, pairing axle sleeve, vexed plate flange, safety cover, transmission shaft, cam, two fixed plates and two sensitive switches, described I-shaped connecting sleeve is located at described housing sidewall by bolt, described oil hydraulic motor is located at described I-shaped connecting sleeve one end by mounting flange, the axle head of described coupling shaft is located in described I-shaped connecting sleeve by spaced two single-row tapered roller bearings, described coupling shaft one end connects the rotating shaft of described oil hydraulic motor by key, the other end connects described driving bevel gear, described driving bevel gear is positioned at described housing, described driven bevel pinion is inserted in described valve rod and abutted flange outer ring is located at described inner walls by two spaced single-row tapered roller bearings, described driven bevel pinion engages with driving bevel gear, described pairing axle sleeve is fixed at described driven bevel pinion inner ring the thread engagement with described valve rod, described vexed plate flange is located at described driven bevel pinion end face by bolt, described safety cover is located at described cover plate end face, described transmission shaft is connected described valve rod with vexed plate flange bottom by pin through described cover plate, top is positioned at described safety cover, described two fixed plate intervals are vertical at described cover plate end face and are positioned at described safety cover, described two sensitive switches are located at respectively on described two fixed plates, described cam is located on described transmission shaft and in company with transmission shaft and is moved up and down and touch respectively described two sensitive switches coupling.
Further, this final controlling element also comprises two anti-return nuts, one of them anti-return nut is twisted in described coupling shaft and at described mounting flange and be located between the single-row tapered roller bearing of described coupling shaft, and another anti-return nut is twisted in described driven bevel pinion outer ring and at described abutted flange and is located between the single-row tapered roller bearing of described driven bevel pinion outer ring.
Further, above-mentioned pairing axle sleeve is connected with driven bevel pinion inner ring close-fitting and adopts the bolt junction of the edges of two sheets of paper to fix.
Because the utility model has adopted technique scheme for the hydraulic power final controlling element of screw valve, be that this final controlling element arranges I-shaped connecting sleeve in housing one side, in I-shaped connecting sleeve, be provided with the coupling shaft that connects driving bevel gear, driving bevel gear is positioned at housing, the coupling shaft axle head of driving bevel gear is provided with oil hydraulic motor, in housing, be provided with driven bevel pinion and engage with driving bevel gear by abutted flange, in driven bevel pinion, be provided with pairing axle sleeve, the thread engagement of pairing axle sleeve and valve rod, vexed plate flange is located at driven bevel pinion end face, safety cover is located at cover plate end face, transmission shaft is connected valve rod through vexed plate flange with cover plate bottom, top is positioned at safety cover, two fixed plates are located at cover plate end face and are positioned at safety cover, two sensitive switches are located on two fixed plates, cam is located at transmission shaft top, and touch respectively two sensitive switches.This final controlling element has overcome the defect of conventional helical valve actuation power final controlling element, it only needs the less oil mass of consumption just can open the screw valve of larger specification, and the remote control that valve switch position is provided shows, switching time is adjustable, facilitates the control operation of screw valve, meets the regulation of SOLAS pact.
Brief description of the drawings
Below in conjunction with drawings and embodiments, the utility model is described in further detail:
Fig. 1 is the structural representation of the utility model for the hydraulic power final controlling element of screw valve;
Fig. 2 is this final controlling element and screw valve connection diagram.
Embodiment
As shown in Figure 1, the utility model comprises housing 1 for the hydraulic power final controlling element of screw valve, cover plate 2, the valve rod 4 of abutted flange 3 and screw valve, described cover plate 2 is located at described housing 1 top, described abutted flange 3 is located at described housing 1 bottom, described valve rod 4 penetrates described abutted flange 3 and is positioned at described housing 1, this final controlling element also comprises oil hydraulic motor 5, I-shaped connecting sleeve 6, mounting flange 7, driving bevel gear 8, coupling shaft 9, driven bevel pinion 10, pairing axle sleeve 11, vexed plate flange 12, safety cover 13, transmission shaft 14, cam 16, two fixed plates 15 and two sensitive switches 17, described I-shaped connecting sleeve 6 is located at described housing 1 sidewall by bolt, described oil hydraulic motor 5 is located at described I-shaped connecting sleeve 6 one end by mounting flange 7, the axle head of described coupling shaft 9 is located in described I-shaped connecting sleeve 6 by spaced two single-row tapered roller bearings 91, described coupling shaft 9 one end connect the rotating shaft 51 of described oil hydraulic motor 5 by key 92, the other end connects described driving bevel gear 8, described driving bevel gear 8 is positioned at described housing 1, described driven bevel pinion 10 is inserted in described valve rod 4 and abutted flange 3 outer ring is located at described housing 1 inwall by two spaced single-row tapered roller bearings 93, described driven bevel pinion 10 engages with driving bevel gear 8, described pairing axle sleeve 11 is fixed at described driven bevel pinion 10 inner rings the thread engagement with described valve rod 4, described vexed plate flange 12 is located at described driven bevel pinion 10 end faces by bolt, described safety cover 13 is located at described cover plate 2 end faces, described transmission shaft 14 is connected described valve rod 4 with vexed plate flange 12 bottom by pin 94 through described cover plate 2, top is positioned at described safety cover 13, described two fixed plate 15 intervals are vertical at described cover plate 2 end faces and are positioned at described safety cover 13, described two sensitive switches 17 are located at respectively on described two fixed plates 15, described cam 16 is located on described transmission shaft 14 and in company with transmission shaft and is moved up and down and touch respectively described two sensitive switches 17.
Further, this final controlling element also comprises two anti-return nuts 18,19, one of them anti-return nut 18 is twisted in described coupling shaft 9 and at described mounting flange 7 and be located between the single-row tapered roller bearing 91 of described coupling shaft 9, and another anti-return nut 19 is twisted in described driven bevel pinion 10 outer rings and at described abutted flange 3 and is located between the single-row tapered roller bearing 93 of described driven bevel pinion 10 outer rings.Being provided for of two anti-return nuts guaranteed the reliability that driving bevel gear and driven bevel pinion rotate, and avoids the operation troubles of this final controlling element.
Further, above-mentioned pairing axle sleeve 11 is connected with driven bevel pinion 10 inner ring close-fittings and adopts bolt 95 junction of the edges of two sheets of papers to fix.
As shown in Figure 2, this final controlling element is connected with screw valve 20 by abutted flange 3, first, oil hydraulic motor 5 provides driving power by remote high-voltage fluid, oil hydraulic motor drives driving bevel gear along horizontal rotational shaft by coupling shaft, driving bevel gear drives driven bevel pinion and the pairing axle sleeve that is fixedly connected with driven bevel pinion along vertical axis revolving, 90 ° of the direction rotations of driving force, changed rotational velocity simultaneously, pairing axle sleeve engages with valve rod 4, thereby band ovable valve stem 4 rotates and moves up and down, valve rod 4 drives the spool of screw valve 20 to move the opening and closing that realize screw valve 20, the screw thread simultaneously engaging between valve rod 4 and pairing axle sleeve plays mechanical lock effect, impacted or pipeline can self-locking after losing pressure at screw valve 20, ensure the use safety of screw valve 20.Secondly, transmission shaft is connected by pin with valve rod 4, make transmission shaft rotate together with valve rod 4 and move up and down, in the time of screw valve 20 standard-sized sheets or complete shut-down, the cam on transmission shaft is followed transmission shaft and is moved up and down touching and be located at the sensitive switch of two fixed plates, by adjusting, cam moves to the corresponding screw valve standard-sized sheet in extreme higher position, cam moves to the corresponding screw valve complete shut-down of extreme lower position, and two sensitive switch output switch amount signals reach the object of screw valve 20 remote auto controls and demonstration; Two sensitive switches and two fixed plates adopt respectively the adjustable setting in position; the adjustment of position while conveniently realizing screw valve 20 standard-sized sheets and complete shut-down; two sensitive switches can, by cable stuffing box 96 conjunction cables that arrange on safety cover 13, be realized the remote transmission of switching value signal.
Telecontrol and valve position that this final controlling element is realized screw valve show, by driving bevel gear and driven bevel pinion to engage rate conversion be moment of torsion, use the high-revolving small-sized hydraulic motor of low torque, convert low rotation speed large torque output to by the deceleration of driving bevel gear and driven bevel pinion, thereby drive the larger screw valve of specification; This actuator structure compactness, volume is little, and bearing capacity is high, energy-conservation material-saving; Valve position instruction has simultaneously realized the signal feed back of remote valve gate switch, is convenient to the telecontrol to valve switch; In the time that screw valve cuts out or opens, valve rod and the screw thread of pairing between axle sleeve produce mechanical lock, are impacted or pipeline also can self-locking after losing pressure at screw valve, keep original valve position invariant position, have guaranteed the use safety of screw valve.
Claims (3)
1. the hydraulic power final controlling element for screw valve, comprise housing, cover plate, the valve rod of abutted flange and screw valve, described cover plate is located at described housing top, described abutted flange is located at described housing bottom, described valve rod penetrates described abutted flange and is positioned at described housing, it is characterized in that: this final controlling element also comprises oil hydraulic motor, I-shaped connecting sleeve, mounting flange, driving bevel gear, coupling shaft, driven bevel pinion, pairing axle sleeve, vexed plate flange, safety cover, transmission shaft, cam, two fixed plates and two sensitive switches, described I-shaped connecting sleeve is located at described housing sidewall by bolt, described oil hydraulic motor is located at described I-shaped connecting sleeve one end by mounting flange, the axle head of described coupling shaft is located in described I-shaped connecting sleeve by spaced two single-row tapered roller bearings, described coupling shaft one end connects the rotating shaft of described oil hydraulic motor by key, the other end connects described driving bevel gear, described driving bevel gear is positioned at described housing, described driven bevel pinion is inserted in described valve rod and abutted flange outer ring is located at described inner walls by two spaced single-row tapered roller bearings, described driven bevel pinion engages with driving bevel gear, described pairing axle sleeve is fixed at described driven bevel pinion inner ring the thread engagement with described valve rod, described vexed plate flange is located at described driven bevel pinion end face by bolt, described safety cover is located at described cover plate end face, described transmission shaft is connected described valve rod with vexed plate flange bottom by pin through described cover plate, top is positioned at described safety cover, described two fixed plate intervals are vertical at described cover plate end face and are positioned at described safety cover, described two sensitive switches are located at respectively on described two fixed plates, described cam is located on described transmission shaft and in company with transmission shaft and is moved up and down and touch respectively described two sensitive switches.
2. the hydraulic power final controlling element for screw valve according to claim 1, it is characterized in that: this final controlling element also comprises two anti-return nuts, one of them anti-return nut is twisted in described coupling shaft and at described mounting flange and be located between the single-row tapered roller bearing of described coupling shaft, and another anti-return nut is twisted in described driven bevel pinion outer ring and at described abutted flange and is located between the single-row tapered roller bearing of described driven bevel pinion outer ring.
3. the hydraulic power final controlling element for screw valve according to claim 1 and 2, is characterized in that: described pairing axle sleeve is connected with driven bevel pinion inner ring close-fitting and adopts the bolt junction of the edges of two sheets of paper to fix.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420272954.3U CN203857113U (en) | 2014-05-27 | 2014-05-27 | Hydraulic power actuator for screwed valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420272954.3U CN203857113U (en) | 2014-05-27 | 2014-05-27 | Hydraulic power actuator for screwed valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203857113U true CN203857113U (en) | 2014-10-01 |
Family
ID=51606963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420272954.3U Expired - Fee Related CN203857113U (en) | 2014-05-27 | 2014-05-27 | Hydraulic power actuator for screwed valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203857113U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021189316A1 (en) * | 2020-03-25 | 2021-09-30 | 舍弗勒技术股份两合公司 | Hydraulic actuator having magnetic filter and hydraulic clutch actuating mechanism |
-
2014
- 2014-05-27 CN CN201420272954.3U patent/CN203857113U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021189316A1 (en) * | 2020-03-25 | 2021-09-30 | 舍弗勒技术股份两合公司 | Hydraulic actuator having magnetic filter and hydraulic clutch actuating mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141001 Termination date: 20210527 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |