CN103470955A - Fixed flux locking device in liquid passing pipeline - Google Patents
Fixed flux locking device in liquid passing pipeline Download PDFInfo
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- CN103470955A CN103470955A CN2013104113413A CN201310411341A CN103470955A CN 103470955 A CN103470955 A CN 103470955A CN 2013104113413 A CN2013104113413 A CN 2013104113413A CN 201310411341 A CN201310411341 A CN 201310411341A CN 103470955 A CN103470955 A CN 103470955A
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- control device
- worm
- gear pair
- worm gear
- push rod
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Abstract
Disclosed is a fixed flux locking device in a liquid passing pipeline. The fixed flux locking device in the liquid passing pipeline is composed of a first control unit, a second control unit, a driving unit, a T-shaped tube and a two-way reversing valve. Two ends of the T-shaped tube are communicated with the first control unit and the second control unit respectively, and the first control unit and the second control unit are communicated with the two-way reversing valve respectively through two pipes in the driving unit to form a parallel fluid pipeline. A plug for blocking liquid and a push rod for pushing the plug are arranged in both the first control unit and the second control unit, and the push rods in the first control unit and the second control unit are respectively matched with the driving unit in a driving mode. The driving unit is composed of two worm pairs with opposite directions of rotation, and an impeller driving the worm pairs to rotate, and the impeller converts fluid force into rotating force. The fixed flux locking device in the liquid passing pipeline can automatically lock a pipeline system, and compared with the other similar devices, has the advantages of being simple in structure, convenient to operate, reliable in working performance, low in manufacturing costs and the like.
Description
Technical field
The present invention relates to determine the flux locking closure in a kind of through-flow body pipeline.
Background technique
In pipe-line system, the flow setting type locking valve has the research and development report at present, and its function is mainly to be carried out the locking of valve in control piping system by the flow of prior setting (flow velocity) size, and it is mainly combined by automatical control system and mechanical system; Automatical control system needs the electric energy input, can have some reliabilities and other problems; Mechanical system design MSD is comparatively complicated, mostly used a large amount of gear trains, ratchet, clockwork spring, spring, clutch unit etc. have also been used, complex structure has just brought the rising of processing and assembling cost, the problems such as reliability is low, in addition, these valves, after quantitative locking, want to reopen and the comparatively difficulty that resets.
Summary of the invention
The present invention proposes to determine the flux locking closure in a kind of through-flow body pipeline, and this device carries out the loop control of locking, unlatching to the fluid in pipeline, and has not advantages of higher of simple in structure, easy to operate, reliable working performance and manufacture cost.
For solving the problems of the technologies described above, technological scheme of the present invention is: in a kind of through-flow body pipeline, determine the flux locking closure, it is characterized in that: locking closure is comprised of first control device, second control device, drive unit, three-way pipe and two way selected valve, three-way pipe two ends are wherein connected with first control device, second control device respectively, and first control device, second control device are connected and formed fluid circuit in parallel by two bodys in drive unit and two way selected valve respectively again, described first control device, comprise housing, and the housing inner support has square push rod, and push rod one end is provided with the obstruction of shutoff fluid, stops up corresponding with the fluid bore on the housing inner side surface, described first control device, second control device structure are identical, and the push rod in first control device, second control device all coordinates with the drive unit driving, described drive unit, comprise drive shell, the first worm gear pair, the second worm gear pair respectively by bearings in housing, the first worm gear pair, worm screw in the second worm gear pair is connected with the impeller in two bodys respectively, gear train is supported in drive shell by gear shaft rod, the first worm gear pair, worm-wheel shaft in the second worm gear pair is respectively by gear and gear train engagement, the first worm gear pair, turning to of the second worm gear pair is opposite each other, worm-wheel shaft in the first worm gear pair coordinates with the push rod screw drive in first control device, worm-wheel shaft in the second worm gear pair coordinates with the push rod screw drive in second control device.
Further improvement to technique scheme, obstruction in described first control device, second control device is connected with push rod by stopping up frame, obstruction is positioned at the obstruction guide sleeve stopped up on frame, stopping up guide sleeve coordinates with the adaptor cup jointing on fluid bore, all be distributed with aperture on the inner hole wall of obstruction guide sleeve and joint, this has prevented that obstruction is corresponding with the fluid bore dislocation.
To the further restriction of technique scheme, the endoporus of described joint is cone shape hole, stops up as taper, has strengthened like this plugging effect stopped up.
To the further improvement of technique scheme, described first control device, second control device all by butt tube respectively with spacing docking of two bodys in drive unit, be convenient to like this control gear and be connected, dismantle with drive unit.
Further improvement to technique scheme, in order to keep the coaxality of push rod and worm-wheel shaft, push rod guide sleeve on described two housings overlaps spacing the docking with two slider guides on drive shell respectively, be provided with slide block in the slider guide cover, push rod coordinates with the worm-wheel shaft screw drive in worm gear pair by slide block.
To the further improvement of technique scheme, the inner side surface of described drive shell is provided with the bearing that supports the worm-wheel shaft front end, and the worm-wheel shaft tail end is connected with the back shaft in drive shell by axle sleeve, has kept so further the coaxality of push rod and worm-wheel shaft.
Beneficial effect: in the present invention, the amount of flux of fluid is determined by the distance between fluid bore and plug, and the distance between fluid bore and plug is larger, and the amount of flux of fluid is larger, otherwise less; Locking closure has parallel pipeline, and the fluid in parallel pipeline flows through two way selected valve and controls, mobile fluid driven drive unit driving-controlling device, and the control gear on every branch road carries out the loop control of locking, unlatching to this branch road; This device can automatic blocking pipe-line system, other similar device relatively, have not advantages of higher of simple in structure, easy to operate, reliable working performance and manufacture cost.
The accompanying drawing explanation
Fig. 1 is plan view of the present invention.
Fig. 2 be in Fig. 1 A-A to sectional view.
Fig. 3 be in Fig. 1 B-B to sectional view.
In figure, 1 is first control device, the 2nd, and second control device, the 3rd, drive unit, the 4th, three-way pipe, the 5th, two way selected valve, 1a is housing, 1b is push rod, and 1c stops up, and 3a is drive shell, 3b is the first worm gear pair, and 3c is the second worm gear pair, and 3d is body, 3e is impeller, and 3f is gear train, and 3g is gear shaft rod, the 6th, stop up frame, the 7th, stop up guide sleeve, the 8th, joint, the 9th, aperture, the 10th, butt tube, the 11st, push rod guide sleeve, the 12nd, slider guide cover, the 13rd, slide block, the 14th, bearing, the 15th, axle sleeve, the 16th, back shaft.
Specific embodiment
As shown in Figure 1,2 and 3, determine the flux locking closure in a kind of through-flow body pipeline, locking closure is comprised of first control device 1, second control device 2, drive unit 3, three-way pipe 4 and two way selected valve 5, two ends in three-way pipe 4 connect 2 with first control device 1, second control device respectively, and first control device 1, second control device 2 are connected and formed fluid circuit in parallel with two way selected valve 5 by two body 3d in drive unit 3 respectively again, described first control device 1, comprise housing 1a, and housing 1a inner support has square push rod 1b, and push rod 1b mono-end is provided with the obstruction 1c of shutoff fluid, stops up 1c corresponding with the fluid bore on housing 1a inner side surface, described first control device 1, second control device 2 structures are identical, and the push rod in first control device 1, second control device 2 all coordinates with drive unit 3 drivings, described drive unit 3, comprise drive shell 3a, the first worm gear pair 3b, the second worm gear pair 3c respectively by bearings in housing 3a, the first worm gear pair 3b, worm screw in the second worm gear pair 3c is connected with the impeller 3e in two body 3d respectively, gear train 3f is supported in drive shell 3a by gear shaft rod 3g, the first worm gear pair 3b, worm-wheel shaft in the second worm gear pair 3c is by gear and gear train 3f engagement, the first worm gear pair 3b, turning to of the second worm gear pair 3c is opposite each other, worm-wheel shaft in the first worm gear pair 3b coordinates with the push rod 1b screw drive in first control device 1, worm-wheel shaft in the second worm gear pair 3c coordinates with the push rod screw drive in second control device 2.
As shown in Figures 2 and 3, obstruction in described first control device 1, second control device 2 is connected with push rod by stopping up frame 6, obstruction is positioned at the obstruction guide sleeve 7 stopped up on frame 6, stop up guide sleeve 7 and coordinate with joint 8 sockets on fluid bore, on the inner hole wall of obstruction guide sleeve 7 and joint 8, all be distributed with aperture 9; The endoporus of described joint 8 is cone shape hole, stops up as taper.
As shown in Figures 2 and 3, all by two in butt tube 10 and drive unit 3, body 3d is spacing docks for described first control device 1, second control device 2.
As shown in Figures 2 and 3, the push rod guide sleeve 11 on described two housings overlaps 12 spacing dockings with two slider guides on drive shell 3a respectively, in slider guide cover 12, is provided with slide block 13, and push rod coordinates with the worm-wheel shaft screw drive in worm gear pair by slide block 13,
As shown in Figures 2 and 3, the inner side surface of described drive shell 3a is provided with the bearing 14 that supports the worm-wheel shaft front end, and the worm-wheel shaft tail end is connected with the back shaft 16 in drive shell 3a by axle sleeve 15.
Working principle of the present invention is: in the fluid circuit in parallel in locking device, in the branch road of wherein being controlled by first control device, fluid is flowing, fluid drives the first worm gear pair by impeller, the first worm gear pair drives the push rod generation straight-line displacement in first control device, then promoting plug blocks fluid bore, when first control device carries out the shutoff fluid, second control device in sealed condition, pass through gear set drive the second worm gear pair by the first worm gear pair, thereby the push rod in the driving second control device and the push rod in first control device are done the reverse linear displacement, to pull out from the plug in fluid bore, after the complete shutoff fluid of first control device, the spanner of two logical selector valves is pulled to another working position, the branch road circulation that second control device is controlled, the second worm gear pair drives second control device shutoff fluid, simultaneously, the second worm gear pair drives the first worm gear pair and drives first control device to open, after the complete shutoff fluid of second control device, the spanner of two logical selector valves is pulled to another working position, entered next work cycle.
Claims (6)
1. determine the flux locking closure in a through-flow body pipeline, it is characterized in that: locking closure is comprised of first control device, second control device, drive unit, three-way pipe and two way selected valve, three-way pipe two ends are wherein connected with first control device, second control device respectively, and first control device, second control device are connected and formed fluid circuit in parallel by two bodys in drive unit and two way selected valve respectively again, described first control device, comprise housing, and the housing inner support has square push rod, and push rod one end is provided with the obstruction of shutoff fluid, stops up corresponding with the fluid bore on the housing inner side surface, described first control device, second control device structure are identical, and the push rod in first control device, second control device all coordinates with the drive unit driving, described drive unit, comprise drive shell, the first worm gear pair, the second worm gear pair respectively by bearings in housing, the first worm gear pair, worm screw in the second worm gear pair is connected with the impeller in two bodys respectively, gear train is supported in drive shell by gear shaft rod, the first worm gear pair, worm-wheel shaft in the second worm gear pair is respectively by gear and gear train engagement, the first worm gear pair, turning to of the second worm gear pair is opposite each other, worm-wheel shaft in the first worm gear pair coordinates with the push rod screw drive in first control device, worm-wheel shaft in the second worm gear pair coordinates with the push rod screw drive in second control device.
2. determine the flux locking closure in a kind of through-flow body pipeline according to claim 1, it is characterized in that: the obstruction in described first control device, second control device is connected with push rod by stopping up frame, obstruction is positioned at the obstruction guide sleeve stopped up on frame, stop up guide sleeve and coordinate with the adaptor cup jointing on fluid bore, on the inner hole wall of obstruction guide sleeve and joint, all be distributed with aperture.
3. determine the flux locking closure in a kind of through-flow body pipeline according to claim 1, it is characterized in that: the endoporus of described joint is cone shape hole, stops up as taper.
4. determine the flux locking closure in a kind of through-flow body pipeline according to claim 1, it is characterized in that: described first control device, second control device all by butt tube respectively with spacing docking of two bodys in drive unit.
5. determine the flux locking closure in a kind of through-flow body pipeline according to claim 1, it is characterized in that: the push rod guide sleeve on described two housings overlaps spacing the docking with two slider guides on drive shell respectively, be provided with slide block in the slider guide cover, push rod coordinates with the worm-wheel shaft screw drive in worm gear pair by slide block.
6. determine the flux locking closure in a kind of through-flow body pipeline according to claim 1, it is characterized in that: the inner side surface of described drive shell is provided with the bearing that supports the worm-wheel shaft front end, and the worm-wheel shaft tail end is connected with the back shaft in drive shell by axle sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310411341.3A CN103470955B (en) | 2013-09-11 | 2013-09-11 | Flux locking closure is determined in a kind of logical fluid circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310411341.3A CN103470955B (en) | 2013-09-11 | 2013-09-11 | Flux locking closure is determined in a kind of logical fluid circuit |
Publications (2)
| Publication Number | Publication Date |
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| CN103470955A true CN103470955A (en) | 2013-12-25 |
| CN103470955B CN103470955B (en) | 2016-01-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310411341.3A Expired - Fee Related CN103470955B (en) | 2013-09-11 | 2013-09-11 | Flux locking closure is determined in a kind of logical fluid circuit |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6371162B1 (en) * | 2000-04-20 | 2002-04-16 | Fisher Controls International, Inc. | Electric actuator for fluid control valves |
| CN101672426A (en) * | 2009-09-30 | 2010-03-17 | 吴星游 | Recycling device of reserved fluid in fluid supply system or equipment and application method thereof |
| CN202091779U (en) * | 2010-12-15 | 2011-12-28 | 中国石油天然气股份有限公司 | Remote control system of block valve room of long transmission pipeline |
| CN202561440U (en) * | 2012-03-31 | 2012-11-28 | 中国科学院上海应用物理研究所 | Control device for liquid nitrogen transport system |
| CN203147285U (en) * | 2012-11-06 | 2013-08-21 | 西安安特石油科技有限公司 | Control system for skid-mounted pressure-boost integrated device |
| CN203477897U (en) * | 2013-09-11 | 2014-03-12 | 湖北汽车工业学院 | Rated flux locking device in fluid pipeline |
-
2013
- 2013-09-11 CN CN201310411341.3A patent/CN103470955B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6371162B1 (en) * | 2000-04-20 | 2002-04-16 | Fisher Controls International, Inc. | Electric actuator for fluid control valves |
| CN101672426A (en) * | 2009-09-30 | 2010-03-17 | 吴星游 | Recycling device of reserved fluid in fluid supply system or equipment and application method thereof |
| CN202091779U (en) * | 2010-12-15 | 2011-12-28 | 中国石油天然气股份有限公司 | Remote control system of block valve room of long transmission pipeline |
| CN202561440U (en) * | 2012-03-31 | 2012-11-28 | 中国科学院上海应用物理研究所 | Control device for liquid nitrogen transport system |
| CN203147285U (en) * | 2012-11-06 | 2013-08-21 | 西安安特石油科技有限公司 | Control system for skid-mounted pressure-boost integrated device |
| CN203477897U (en) * | 2013-09-11 | 2014-03-12 | 湖北汽车工业学院 | Rated flux locking device in fluid pipeline |
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| CN103470955B (en) | 2016-01-27 |
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