CN114382929B - Intelligent electromagnetic gas emergency cut-off valve - Google Patents
Intelligent electromagnetic gas emergency cut-off valve Download PDFInfo
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- CN114382929B CN114382929B CN202111339386.5A CN202111339386A CN114382929B CN 114382929 B CN114382929 B CN 114382929B CN 202111339386 A CN202111339386 A CN 202111339386A CN 114382929 B CN114382929 B CN 114382929B
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- 238000007789 sealing Methods 0.000 claims abstract description 52
- 230000001681 protective effect Effects 0.000 claims abstract description 7
- 239000000428 dust Substances 0.000 claims abstract description 5
- 230000007246 mechanism Effects 0.000 claims description 37
- 230000005540 biological transmission Effects 0.000 claims description 27
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 25
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 238000005096 rolling process Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 37
- 239000007789 gas Substances 0.000 abstract description 34
- 238000012423 maintenance Methods 0.000 abstract description 5
- 239000002737 fuel gas Substances 0.000 abstract description 4
- 238000006243 chemical reaction Methods 0.000 abstract description 3
- 230000009471 action Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 5
- 235000017491 Bambusa tulda Nutrition 0.000 description 5
- 241001330002 Bambuseae Species 0.000 description 5
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 5
- 239000011425 bamboo Substances 0.000 description 5
- 238000009434 installation Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 239000003990 capacitor Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/36—Safety valves; Equalising valves, e.g. pressure relief valves actuated in consequence of extraneous circumstances, e.g. shock, change of position
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/08—Guiding yokes for spindles; Means for closing housings; Dust caps, e.g. for tyre valves
Abstract
The invention discloses an intelligent electromagnetic gas emergency cut-off valve, which relates to the technical field of electromagnetic valves and comprises a valve body, a conveying pipe, a valve cover, a positioning ring groove, a limiting sliding groove, a protective cover, a dust cover, a limiting supporting frame, a sealing ring groove, a containing ring groove, a sealing ring, a rack and a connecting shaft piece. The invention has the advantages that the function of improving the connection stability is achieved by arranging the threaded column, the sleeve, the second toothed ring and the third gear, the disassembly and assembly of the device can be rapidly and efficiently completed, the stable connection can be performed, the air tightness is ensured, the labor intensity is reduced, the operation is simple, time and labor are saved, the maintenance efficiency is greatly improved, the use effect is good, the function of improving the fuel gas cutting effect is achieved by arranging the cutting cylinder, the sealing disc, the sealing ring groove and the sealing ring, the stepped structure of the sealing ring is good in air tightness, the leakage is not easy to occur, the full sealing can be performed, the reaction is rapid, the structure is compact, the stress is stable, the use is convenient, and the comprehensive use effect is good.
Description
Technical Field
The invention relates to the technical field of electromagnetic valves, in particular to an intelligent electromagnetic gas emergency cut-off valve.
Background
The electromagnetic gas emergency cut-off valve is used for cutting off the source of upstream dangerous materials when equipment fails, corrosion is damaged, sealing fails, leakage occurs or emergency occurs, so that the accident range is avoided from being enlarged, the accident influence is controlled, and the accident loss is reduced. The gas emergency cut-off valve is a normally open pulse triggering type electromagnetic valve, and the intelligent electromagnetic gas emergency cut-off valve is an improved valve additionally provided with a plurality of detection control modules on the basis of the prior art, has functions of displaying gas pressure and temperature in the valve body, displaying the opening and closing states of the electromagnetic valve, displaying the electric quantity of a coil capacitor and the like, has a remote function, can realize remote monitoring of data such as gas pressure, temperature, electric quantity of the capacitor, valve opening and closing states and the like, and can also perform remote valve closing operation when an emergency state occurs.
But present intelligent electromagnetic type gas emergency cut-off valve connects steadiness relatively poor, and it is often by operating personnel manual operation when carrying out the dismouting, needs to install a large amount of bolt nut subassemblies, and the operation is complicated, waste time and energy, and intensity of labour is big, and maintenance efficiency is lower, is inconvenient for use, simultaneously because manual operation, and complex operation often has the bolt nut subassembly not screwed up in place, causes the gas tightness after the device installation to obtain the guarantee, has leakage hidden danger, is inconvenient for use.
Disclosure of Invention
The invention aims to provide an intelligent electromagnetic gas emergency cut-off valve so as to solve the problems in the background art.
In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides an intelligent electromagnetic type gas emergency cut-off valve, includes valve body and conveyer pipe, top one side of valve body is equipped with the valve gap, the outer wall both sides of valve body are equipped with the locking mechanism with conveyer pipe assorted, inside one side of valve body is equipped with shutdown mechanism, inside one side of valve gap is equipped with the actuating mechanism with shutdown mechanism assorted, inner wall one side of valve gap is equipped with the drive mechanism with locking mechanism assorted.
Further, locking mechanism includes that a plurality of level rotates the screw thread post of being connected in valve body outer wall both sides, outer wall one side of conveyer pipe is equipped with the screw thread post assorted screw hole, the fixed cover in outer wall one side of screw thread post is equipped with first gear, the outer wall both sides of valve body level rotates and is connected with the sleeve pipe, the fixed cover in outer wall one side of sleeve pipe is equipped with first ring gear, first gear all meshes with adjacent first ring gear, the fixed cover in outer wall one side that first ring gear was kept away from to the sleeve pipe is equipped with the second ring gear, and it plays the effect of accomplishing valve body and conveyer pipe butt joint with high-efficient stability, easy operation, the connection is firm.
Further, actuating mechanism includes movable iron core in the inside one side of valve gap of swing joint, top one side of valve gap is equipped with the coil assembly in the movable iron core outside, the top of conveyer pipe is equipped with the axle sleeve in the valve gap is inside, the bottom of moving the iron core slides and connects in inside one side of axle sleeve, actuating mechanism includes the transmission shaft of horizontal rotation connection in valve gap inner wall one side, the both sides of transmission shaft extend to the valve gap outside and are equipped with the second gear, the second gear meshes with adjacent second ring gear, outer wall one side of transmission shaft is equipped with the third gear in the inside movable cover of valve gap, outer wall one side of transmission shaft is equipped with spacing annular with third gear assorted, outer wall one side of third gear is equipped with reset spring, valve gap is close to reset spring's inner wall one side and is equipped with the electro-magnet, outer wall one side that moves the iron core and is equipped with third gear assorted rack, and it plays actuating device and locking mechanism work's effect, and power transmission is stable, convenient to use.
Further, shutdown mechanism includes swing joint in the drive shaft of axle sleeve bottom one side, the top and the movable iron core bottom fixed connection of drive shaft, bottom one side of drive shaft is equipped with the sealing disk in the valve body inside, be equipped with compression spring between the top of sealing disk and the valve body inner wall top, the inner wall bottom of valve body is equipped with the section of thick bamboo that cuts off with sealing disk assorted, outer wall one side of valve body is equipped with the gas outlet that is linked together with the section of thick bamboo that cuts off, the outer wall opposite side of valve body is equipped with the air inlet that the valve body inner chamber is linked together, and it plays the effect of accomplishing the gas and cuts off the function, and the gas tightness is good, and cutting off efficiently, excellent in use effect.
Further, outer wall one side of conveyer pipe is equipped with the holding ring, the screw hole is located the holding ring and is kept away from outer wall one side of conveyer pipe, the outer wall both sides of valve body are equipped with the holding ring groove with holding ring assorted, the inner wall one side of holding ring groove is located to the screw thread post, and it plays the effect that improves the connection steadiness, and the gas tightness has been improved in the installation of being convenient for.
Further, the outer wall both sides of valve gap are equipped with the visor with second gear assorted, the one end of transmission shaft rotates with visor inner wall one side and is connected, and it plays the effect of protecting the second gear, avoids it to receive external factor to interfere, the top of valve gap is equipped with the shield in the coil assembly outside, inner wall one side of shield is equipped with and moves iron core assorted spacing support frame, and it plays the effect that improves and moves iron core motion stability, has prolonged the life of device.
Further, the bottom one side of sealing disk is equipped with airtight annular, the top one side of section of thick bamboo of cutting off is equipped with and holds the annular with airtight annular groove assorted, the inner wall top one side of airtight annular is equipped with the closed ring, and it plays the effect that improves the air tightness when cutting off, can avoid the condition emergence of gas through laminating department seepage.
Further, the bottom one side of moving the iron core is equipped with and links axle spare with drive shaft assorted, the inner wall one side of axle sleeve is equipped with and links axle spare assorted spacing spout, and it plays spacing guide drive shaft and stably carries out vertical motion's effect, has ensured the stability of cutting off.
Further, the outer wall both sides of valve body are equipped with sleeve pipe assorted movable annular, the outer wall both sides of valve body are equipped with second ring gear assorted protective sheath, and it plays the effect that improves device compact structure, is convenient for use under various operating modes.
Further, the inside both sides of valve body are equipped with a plurality of and screw thread post assorted first antifriction bearing, the inner wall both sides of movable ring groove are equipped with sleeve pipe assorted second antifriction bearing, and it plays the effect that improves power transmission stability, has improved the stability of device.
Compared with the prior art, the invention has the following beneficial effects:
1. this intelligent electromagnetic type gas emergency cut-off valve, through stretching into the screw hole with the screw post, the electro-magnet adsorbs the third gear, the tension that reset spring was overcome to the third gear is close to the electro-magnet along spacing annular, the sleeve pipe drives first gear rotation through first ring gear, second ring gear and third gear have played the effect that improves the connection steadiness, make both can accomplish the device dismouting fast high-efficient, the powerful driving force of usable electromagnetism carries out firm connection again, the gas tightness after the device installation has been ensured, operating personnel's intensity of labour has been reduced simultaneously, its easy operation, labour saving and time saving has improved maintenance efficiency by a wide margin, excellent in use effect.
2. This intelligent electromagnetic type gas emergency cut-off valve, accomplish through making sealing disk and cutting off the section of thick bamboo and closing, airtight annular and hold the closely laminating of annular, make and cut off the clearance of formation ladder form between section of thick bamboo and the sealing disk, and under the pressure effect of the pressure and the gas that hold-down spring applyed, make the clearance of closing the ring further fill, the effect that has played the improvement device gas and cut off the effect, its ladder-like structure makes the gas tightness good, be difficult for taking place to leak, still usable gas is exerted after cutting off the pressure and is fully sealed, the reaction is rapid, compact structure, the atress is stable, convenient to use synthesizes the result of use preferred.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
FIG. 1 is a front cross-sectional view of the present invention;
FIG. 2 is an enlarged schematic view of the present invention at A in FIG. 1;
FIG. 3 is an enlarged schematic view of the present invention at B in FIG. 1;
FIG. 4 is a schematic view of the structure of the sleeve of the present invention;
fig. 5 is a schematic view of the structure of the rack of the present invention.
In the figure: 1. a valve body; 2. a delivery tube; 3. a valve cover; 4. a threaded column; 5. a threaded hole; 6. a first gear; 7. sleeving a tube; 8. a first toothed ring; 9. a second toothed ring; 10. a movable iron core; 11. a coil assembly; 12. a shaft sleeve; 13. a transmission shaft; 14. a second gear; 15. a third gear; 16. a limit ring groove; 17. a return spring; 18. an electromagnet; 19. a drive shaft; 20. a sealing plate; 21. a compression spring; 22. cutting off the cylinder; 23. an air outlet; 24. an air inlet; 25. a positioning ring; 26. a positioning ring groove; 27. limiting sliding grooves; 28. a protective cover; 29. a dust cover; 30. limiting support frames; 31. a closed ring groove; 32. a receiving ring groove; 33. a closed loop; 34. a rack; 35. and a coupling.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The intelligent electromagnetic gas emergency cut-off valve shown in figures 1-4 comprises a valve body 1 and a conveying pipe 2, wherein a valve cover 3 is arranged on one side of the top of the valve body 1, locking mechanisms matched with the conveying pipe 2 are arranged on two sides of the outer wall of the valve body 1, a cut-off mechanism is arranged on one side of the inner part of the valve body 1, a driving mechanism matched with the cut-off mechanism is arranged on one side of the inner part of the valve cover 3, a transmission mechanism matched with the locking mechanism is arranged on one side of the inner wall of the valve cover 3, the locking mechanism comprises a plurality of threaded columns 4 which are horizontally and rotatably connected on two sides of the outer wall of the valve body 1, a threaded hole 5 matched with the threaded column 4 is arranged on one side of the outer wall of the conveying pipe 2, a first gear 6 is fixedly sleeved on one side of the outer wall of the threaded column 4, two sides of the outer wall of the valve body 1 are horizontally and rotatably connected with a sleeve 7, a first toothed ring 8 is fixedly sleeved on one side of the outer wall of the sleeve 7, the first gear 6 is meshed with the adjacent first toothed ring 8, a second toothed ring 9 is fixedly sleeved on one side of the sleeve 7 far away from the outer wall of the first toothed ring 8, the second toothed ring plays a role of efficiently and stably butting the valve body 1 with the conveying pipe 2, the operation is simple, the connection is stable, the driving mechanism comprises a movable iron core 10 movably connected to one side inside the valve cover 3, a coil assembly 11 is arranged on one side of the top of the valve cover 3 outside the movable iron core 10, a shaft sleeve 12 is arranged on the top of the conveying pipe 2 inside the valve cover 3, the bottom of the movable iron core 10 is slidably connected to one side inside the shaft sleeve 12, the transmission mechanism comprises a transmission shaft 13 horizontally rotatably connected to one side of the inner wall of the valve cover 3, two sides of the transmission shaft 13 extend to the outer side of the valve cover 3 and are provided with second gears 14, the second gears 14 are meshed with the adjacent second toothed rings 9, the outer wall side of the transmission shaft 13 is movably sleeved with a third gear 15 in the valve cover 3, one side of the outer wall of the transmission shaft 13 is provided with a limit ring groove 16 matched with the third gear 15, one side of the outer wall of the third gear 15 is provided with a return spring 17, one side of the inner wall of the valve cover 3 close to the return spring 17 is provided with an electromagnet 18, one side of the outer wall of the movable iron core 10 close to the transmission shaft 13 is provided with a rack 34 matched with the third gear 15, which plays a role of a driving device and a locking mechanism, the power transmission is stable and convenient to use, one side of the outer wall of the transmission pipe 2 is provided with a locating ring 25, the threaded hole 5 is arranged on one side of the locating ring 25 away from the outer wall of the transmission pipe 2, two sides of the outer wall of the valve body 1 are provided with locating ring grooves 26 matched with the locating ring 25, the threaded column 4 is arranged on one side of the inner wall of the locating ring grooves 26, the utility model has the advantages of it plays the effect of improving the connection steadiness, and is convenient for install, has improved the gas tightness, the outer wall both sides of valve gap 3 are equipped with the visor 28 with second gear 14 assorted, the one end of transmission shaft 13 rotates with visor 28 inner wall one side and is connected, and it plays the effect of protecting second gear 14, avoids it to receive external factor interference, the top of valve gap 3 is equipped with shield 29 in the coil assembly 11 outside, shield 29's inner wall one side is equipped with the spacing support frame 30 with moving core 10 assorted, and it plays the effect of improving moving core 10 motion stability, has prolonged the life of device, the outer wall both sides of valve body 1 are equipped with the movable annular with sleeve pipe 7 assorted, the outer wall both sides of valve body 1 are equipped with the protective sheath with second ring 9 assorted, and it plays the effect of improving device compact structure, the valve is convenient to use under various working conditions, a plurality of first rolling bearings matched with the threaded columns 4 are arranged on two sides of the inner portion of the valve body 1, second rolling bearings matched with the sleeve 7 are arranged on two sides of the inner wall of the movable ring groove, and the valve plays a role in improving stability of power transmission and stability of the device.
The implementation mode specifically comprises the following steps: when the valve body 1 is installed, the valve body 1 is firstly arranged between two conveying pipes 2, then the positioning rings 25 of the locking mechanism on the conveying pipes 2 are respectively aligned with the positioning ring grooves 26 on two sides of the valve body 1, the threaded columns 4 extend into the threaded holes 5, then the electromagnet 18 of the transmission mechanism is started, the electromagnet 18 adsorbs the third gear 15, the third gear 15 overcomes the tension of the return spring 17, approaches the electromagnet 18 along the limiting ring groove 16, then keeps fit with the rack 34 to supply power to the coil assembly 11 of the transmission mechanism, the coil assembly 11 generates magnetic force, the movable iron core 10 moves upwards along the limiting support frame 30 under the action of the magnetic force, the dust cover 29 protects the movable iron core 10, the movable iron core 10 drives the rack 34 to synchronously move, the rack 34 is meshed with the third gear 15 in the moving process, the third gear 15 drives the transmission shaft 13 to rotate through the limiting ring groove 16 under the driving of the rack 34, the transmission shaft 13 drives the second gears 14 on two sides to rotate, the protection cover 28 protects the second gears 14, the second gears 14 drive the second toothed ring 9 of the locking mechanism to rotate, the second toothed ring 9 drives the sleeve 7 to rotate, the sleeve 7 drives the first toothed ring 8 to rotate, the first toothed ring 8 drives the first gear 6 to rotate, the first gear 6 drives the threaded column 4 to rotate, the positioning ring 25 is pulled to move through the threaded hole 5 in the rotating process of the threaded column 4, the positioning ring 25 is tightly attached to the positioning ring groove 26, the valve body 1 and the conveying pipe 2 are firmly connected, the electromagnet 18 is closed, the third gear 15 loses the adsorption force after the connection is completed, the third gear 15 is reset under the effect of the reset spring 17, the third gear 15 is not meshed with the rack 34 any more at the moment, the power transmission is interrupted, the follow-up device will not interfere with connection when using, when dismantling when needs, reverse repeating above-mentioned operation can accomplish, play the effect that improves the connection steadiness through setting up above structure, both can accomplish the device dismouting fast high-efficient, the powerful driving force of usable electromagnetism carries out firm connection again, the gas tightness after having ensured the device installation has reduced operating personnel's intensity of labour simultaneously, its easy operation, labour saving and time saving has improved maintenance efficiency by a wide margin, excellent in use effect.
As shown in fig. 1, fig. 3 and fig. 5, the intelligent electromagnetic gas emergency shut-off valve further comprises a drive shaft 19 movably connected to one side of the bottom of the shaft sleeve 12, the top of the drive shaft 19 is fixedly connected with the bottom of the movable iron core 10, a sealing disc 20 is arranged inside the valve body 1 on one side of the bottom of the drive shaft 19, a compression spring 21 is arranged between the top of the sealing disc 20 and the top of the inner wall of the valve body 1, a shut-off cylinder 22 matched with the sealing disc 20 is arranged at the bottom of the inner wall of the valve body 1, an air outlet 23 communicated with the shut-off cylinder 22 is arranged on one side of the outer wall of the valve body 1, an air inlet 24 communicated with the inner cavity of the valve body 1 is arranged on the other side of the outer wall of the valve body 1, the air inlet is used for achieving the function of completing the gas shut-off function, the air tightness is good, the shut-off efficiency is high, a containing ring groove 31 is arranged on one side of the bottom of the sealing disc 20, a containing ring groove 32 matched with the sealing ring groove 31 is arranged on one side of the top of the shut-off cylinder 22, a sealing ring 33 is arranged on one side of the inner wall of the sealing ring 31, the sealing ring 33 plays a role in improving the air tightness in shut-off, the condition that gas can be leaked and is adhered to the position, the condition is guaranteed, the bottom of the valve body 10 is provided with the inner wall of the shaft 19 and is provided with a stable slide groove 35, and is matched with the stable, and the piston 35, and has the function of the stable function is.
The implementation mode specifically comprises the following steps: when the gas sealing device is used, the movable iron core 10 of the driving mechanism pulls the driving shaft 19 to move through the connecting shaft piece 35, the connecting shaft piece 35 vertically moves in the shaft sleeve 12 along the limiting sliding groove 27, then the driving shaft 19 drives the sealing disc 20 to move, the sealing disc 20 overcomes the tension of the compression spring 21 and moves upwards, at the same time, the sealing disc 20 is not covered with the cutting cylinder 22, then fuel gas enters the inner cavity of the valve body 1 from the air inlet 24, then enters the air outlet 23 through the cutting cylinder 22 and then is output through the air outlet 23, when the driving mechanism stops working, the driving shaft 19 is not subjected to the tension of the connecting shaft piece 35, then under the action of the compression spring 21, the sealing disc 20 and the cutting cylinder 22 are tightly covered, at the moment, the sealing ring groove 31 is tightly attached with the containing ring groove 32, a stepped gap is formed between the cutting cylinder 22 and the sealing disc 20, the air tightness between the sealing disc and the sealing disc is good, and under the pressure action of the compression spring 21, the sealing ring 33 further fills the gap between the sealing disc and the sealing disc, the sealing disc is fully airtight, the effect of the sealing device is improved, the effect of the gas cutting effect of the device is realized through the structure, the stepped structure is easy to cut off, the stepped structure is not easy to be used, the gas leakage is convenient after the gas is comprehensively used, the sealing effect is realized, the sealing effect is stable, and the stress effect is realized, and the comprehensive effect is convenient after the sealing effect is realized.
The working principle of the invention is as follows:
referring to the attached drawings 1-4 of the specification, the threaded column 4, the sleeve 7, the second toothed ring 9 and the third gear 15 are arranged to play a role in improving connection stability, so that the disassembly and assembly of the device can be completed quickly and efficiently, the strong electromagnetic driving force can be utilized for stable connection, the air tightness of the device after installation is ensured, meanwhile, the labor intensity of operators is reduced, the operation is simple, the time and the labor are saved, the maintenance efficiency is greatly improved, and the use effect is good.
Further, referring to fig. 1, 3 and 5 of the specification, the cutting cylinder 22, the sealing disc 20, the sealing ring groove 31 and the sealing ring 33 are arranged to play a role in improving the cutting effect of the fuel gas of the device, the ladder-shaped structure of the sealing ring has good air tightness, is not easy to leak, can fully seal by using the pressure exerted by the fuel gas after cutting, and has the advantages of rapid reaction, compact structure, stable stress, convenient use and better comprehensive use effect.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. Intelligent electromagnetic type gas emergency cut-off valve, including valve body (1) and conveyer pipe (2), its characterized in that: a valve cover (3) is arranged on one side of the top of the valve body (1), locking mechanisms matched with the conveying pipe (2) are arranged on two sides of the outer wall of the valve body (1), a cutting mechanism is arranged on one side of the inner part of the valve body (1), a driving mechanism matched with the cutting mechanism is arranged on one side of the inner part of the valve cover (3), and a transmission mechanism matched with the locking mechanism is arranged on one side of the inner wall of the valve cover (3);
the locking mechanism comprises a plurality of threaded columns (4) which are horizontally and rotatably connected to two sides of the outer wall of the valve body (1), threaded holes (5) matched with the threaded columns (4) are formed in one side of the outer wall of the conveying pipe (2), a first gear (6) is fixedly sleeved on one side of the outer wall of the threaded columns (4), a sleeve (7) is horizontally and rotatably connected to two sides of the outer wall of the valve body (1), a first toothed ring (8) is fixedly sleeved on one side of the outer wall of the sleeve (7), the first gears (6) are meshed with the adjacent first toothed rings (8), and a second toothed ring (9) is fixedly sleeved on one side of the outer wall, far from the first toothed ring (8), of the sleeve (7);
the driving mechanism comprises a movable iron core (10) movably connected to one side of the inside of the valve cover (3), a coil assembly (11) is arranged on one side of the top of the valve cover (3) outside the movable iron core (10), a shaft sleeve (12) is arranged on the top of the conveying pipe (2) inside the valve cover (3), the bottom of the movable iron core (10) is slidably connected to one side of the inside of the shaft sleeve (12), the driving mechanism comprises a driving shaft (13) horizontally rotatably connected to one side of the inner wall of the valve cover (3), two sides of the driving shaft (13) extend to the outer side of the valve cover (3) and are provided with second gears (14), the second gears (14) are meshed with adjacent second toothed rings (9), a third gear (15) is movably sleeved on one side of the outer wall of the driving shaft (13) inside the valve cover (3), a limit ring groove (16) matched with the third gear (15) is formed in one side of the outer wall of the driving shaft (13), a reset spring (17) is arranged on one side of the outer wall of the third gear (15), an electromagnet (18) is arranged on one side of the inner wall of the valve cover (3) close to the reset spring (17), and one side of the driving shaft (10) close to the outer wall of the third gear (34) is matched with the third gear (34);
the cutting mechanism comprises a driving shaft (19) movably connected to one side of the bottom of the shaft sleeve (12), the top of the driving shaft (19) is fixedly connected with the bottom of the movable iron core (10), a sealing disc (20) is arranged inside the valve body (1) on one side of the bottom of the driving shaft (19), a compression spring (21) is arranged between the top of the sealing disc (20) and the top of the inner wall of the valve body (1), a cutting cylinder (22) matched with the sealing disc (20) is arranged at the bottom of the inner wall of the valve body (1), an air outlet (23) communicated with the cutting cylinder (22) is arranged on one side of the outer wall of the valve body (1), and an air inlet (24) communicated with the inner cavity of the valve body (1) is arranged on the other side of the outer wall of the valve body (1);
the two sides of the outer wall of the valve cover (3) are provided with protective covers (28) matched with the second gears (14), one end of the transmission shaft (13) is rotatably connected with one side of the inner wall of the protective cover (28), the top of the valve cover (3) is provided with a dust cover (29) outside the coil assembly (11), and one side of the inner wall of the dust cover (29) is provided with a limit support frame (30) matched with the movable iron core (10);
a sealing ring groove (31) is formed in one side of the bottom of the sealing disc (20), a containing ring groove (32) matched with the sealing ring groove (31) is formed in one side of the top of the cutting cylinder (22), and a sealing ring (33) is formed in one side of the top of the inner wall of the sealing ring groove (31);
the movable iron core (10) is characterized in that a connecting shaft piece (35) matched with the driving shaft (19) is arranged on one side of the bottom of the movable iron core (10), and a limiting chute (27) matched with the connecting shaft piece (35) is arranged on one side of the inner wall of the shaft sleeve (12).
2. The intelligent electromagnetic gas emergency shut-off valve of claim 1, wherein: the utility model discloses a conveyer pipe, including conveyer pipe (2), screw hole (5) are located on outer wall one side of conveyer pipe (2), outer wall one side that conveyer pipe (2) was kept away from to screw hole (5), outer wall both sides of valve body (1) are equipped with locating ring groove (26) with locating ring (25) assorted, inner wall one side of locating ring groove (26) is located to screw thread post (4).
3. The intelligent electromagnetic gas emergency shut-off valve of claim 1, wherein: the two sides of the outer wall of the valve body (1) are provided with movable ring grooves matched with the sleeve (7), and the two sides of the outer wall of the valve body (1) are provided with protective sleeves matched with the second toothed ring (9).
4. The intelligent electromagnetic gas emergency shut-off valve of claim 3, wherein: the two sides of the inner part of the valve body (1) are provided with a plurality of first rolling bearings matched with the threaded column (4), and the two sides of the inner wall of the movable ring groove are provided with second rolling bearings matched with the sleeve (7).
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| CN202111339386.5A CN114382929B (en) | 2021-11-12 | 2021-11-12 | Intelligent electromagnetic gas emergency cut-off valve |
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| CN202111339386.5A CN114382929B (en) | 2021-11-12 | 2021-11-12 | Intelligent electromagnetic gas emergency cut-off valve |
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| CN114382929B true CN114382929B (en) | 2023-12-12 |
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| CN212804490U (en) * | 2020-08-26 | 2021-03-26 | 重庆磐恒阀门有限公司 | Rack and pinion transmission type emergency fuel gas cut-off valve |
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| JPH01118264U (en) * | 1988-02-04 | 1989-08-10 | ||
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| CN207161770U (en) * | 2017-08-08 | 2018-03-30 | 上海雅肯电子科技有限公司 | A kind of gas emergency cut-off valve |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN114382929A (en) | 2022-04-22 |
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